CN111002005B

CN111002005B - A syringe automatic assembly line

Info

Publication number: CN111002005B
Application number: CN201911217210.5A
Authority: CN
Inventors: 王通聪
Original assignee: Yuhuan Tianlai Technology Co ltd
Current assignee: Yuhuan Tianlai Technology Co ltd
Priority date: 2019-12-02
Filing date: 2019-12-02
Publication date: 2024-11-26
Anticipated expiration: 2039-12-02
Also published as: CN111002005A

Abstract

The present invention provides an automatic assembly line for syringes, which belongs to the technical field of medical device production equipment. It solves the problems of low assembly efficiency and low assembly qualification rate of existing syringes. The automatic assembly line for syringes includes a workbench, on which two conveying mechanisms for conveying tooling strips are arranged, and one side of the conveying mechanism is provided with an upper needle seat device A, a needle seat pressing device AB, an upper needle tube device B, a gluing device C, a drying device D, an air cooling device DE, a blockage detection device E, an imaging device EF, a silicone oil application device F, a waste rejection device G, an upper sheath device H, a sheath pressing device HI and a material discharge device I in sequence, and the conveying mechanism can convey the corresponding tooling strips to the above-mentioned devices in sequence. The automatic assembly line for syringes has the advantages of high work efficiency and good assembly qualification rate.

Description

Automatic assembly line of syringe

Technical Field

The invention belongs to the technical field of medical instrument production equipment, and relates to an automatic assembly line, in particular to an automatic assembly line for syringes.

Background

The injector is a common medical appliance, and consists of a needle cylinder with a small hole at the front end and a matched piston core rod, wherein the injector is used for injecting a small amount of liquid or injecting the liquid into an area inaccessible to other methods or extracting the liquid or the gas from the places, the liquid or the gas is sucked from the small hole at the front end of the needle cylinder when the core rod is extracted, the liquid or the gas is extruded when the core rod is pushed in, and the process of extracting or injecting the gas or the liquid by using the injector and a needle is called injection.

In the current medical treatment, the injector can be repeatedly used when the same medicine is used, but the injection needle contacting a patient needs to be replaced, so that a disposable injection needle is needed, the medicine can be saved by the disposable injection needle, and the injector has no side effect on the patient.

However, in the conventional disposable injection needle assembly production line, manual picking is required in the removing process, so that the picking is not only not strict enough, but also wastes time and resources, the speed of disposable injection needle assembly production is reduced, and the quality of disposable injection needle assembly production is also reduced, so that the production income is reduced.

Disclosure of Invention

The invention aims to solve the problems in the prior art and provides an automatic assembly line of the injector, which has higher working efficiency and better assembly qualification rate.

The aim of the invention can be achieved by the following technical scheme: the automatic assembly line for the syringes comprises a workbench, and is characterized in that two conveying mechanisms which are arranged in parallel and used for conveying tool bars are arranged on the workbench, one side of each conveying mechanism is sequentially provided with a needle feeding seat device A, a needle pressing seat device AB, a needle feeding tube device B, a gluing device C, a drying device D, an air cooling device DE, a blocking detection device E, an imaging device EF, a silicone oil feeding device F, a waste removing device G, a sheath feeding device H, a sheath pressing device HI and a blanking device I, and the conveying mechanisms can sequentially convey the corresponding tool bars to the device;

the upper needle seat device A can convey the needle seat to a tool bar positioned at the upper needle seat device A;

the needle pressing seat device AB can press the needle seat onto the tool bar and enable the needle seat to be positioned on the tool bar;

The needle tube can be arranged on a needle seat arranged on the tool bar by the needle tube feeding device B;

The gluing device C can lift the needle tube on the needle seat, glue is coated on the outer side wall of the needle tube, and then the needle tube is inserted into the needle seat and drives the needle tube to rotate around the axis of the needle tube by a set angle;

the blocking detection device E comprises a bracket E1 arranged on a workbench, a positioning mechanism E2 for positioning an injector arranged on a tool bar is arranged on the workbench, an air blowing component E3 capable of blowing air to the injector on the tool bar is arranged on the workbench, a lifting plate E4 and a lifting cylinder E5 for driving the lifting plate E4 to lift in a reciprocating manner are arranged on the upper side of the workbench, an installation seat E6 is fixedly connected onto the lifting plate E4, a balance piece E7 capable of swinging is arranged on the installation seat E6, an air inlet E6c is vertically arranged on the installation seat E6 and corresponds to the balance piece E7, the air inlet E6c is positioned on the lower side of one end of the balance piece E7 and on the upper side of the corresponding injector, and a sensing head E8 is arranged on the installation seat E6 and can sense the other end of the balance piece E7;

the imaging device EF can shoot the injector on the tool bar;

The silicone oil feeding device F can simultaneously coat silicone oil on the outer side wall of a needle tube of a syringe of a tool bar on two conveying mechanisms, the silicone oil feeding device F comprises a bracket F1 arranged on a workbench, a rotatable rotating frame F2 is axially and fixedly connected to the bracket F1, a plurality of fixed plates F3 uniformly arranged by taking the axis of the rotating frame F2 as the center are arranged on the rotating frame F2, two clamping mechanisms F4 for positioning the syringe are arranged on the fixed plates F3 in parallel, a silicone oil groove F5 and a lifting cylinder F15 for driving the silicone oil groove F5 to reciprocate are arranged on the lower side of the rotating frame F2, the clamping mechanisms F4 comprise positioning seats F4a axially arranged on the outer side wall of the fixed plates F3, the positioning seats F4a are provided with positioning grooves F4b which transversely penetrate through, the tool bar provided with the syringe is transversely penetrated, a pressing plate F4c is arranged on the upper side of the positioning seats F4a in parallel, the pressing plate F4c is arranged on the pressing plate F4a in parallel, the pressing plate F4c can be axially translated and can be driven by the pressing plate F4d, and the pressing plate F4d can be axially translated by the pressing plate F4d is driven by the pressing plate F4 d;

the waste removing device G can remove waste on the tool bars;

the sheath feeding device H can load the sheath on the syringe needle seat on the tool bar;

The HI of the sheath pressing device can press the sheath into the needle seat of the injector on the tool bar;

And the blanking device I unloads and outputs the injector positioned on the tool bar.

The injector comprises a needle seat, a needle tube and a sheath, wherein the tool bar is in a strip shape, a row of positioning rods capable of introducing gas are arranged on the tool bar, the direction of the axial horizontal movement of the tool bar is defined as horizontal and transverse, and the horizontal direction of the axial horizontal movement of the tool bar is defined as horizontal and longitudinal. The conveying mechanism can drive the tool bars to horizontally and longitudinally move, and the conveying mechanism adopts an air cylinder or a chain wheel and chain for transmission.

During operation, the tool bars are respectively conveyed to the corresponding upper needle seat device A through the two conveying mechanisms, the needle seats are vertically conveyed to the tool bars through the upper needle seat device A, then the tool bars are conveyed to the needle pressing seat device AB, the needle seats are pressed to the positioning rods through the needle pressing seat device AB to enable the needle seats to be positioned on the tool bars, then the tool bars are conveyed to the upper needle tube device B, the needle tubes are conveyed to the needle seats of the tool bars through the upper needle tube device B, then the upper glue device C is used for lifting the needle tubes on the needle seats and coating glue on the outer side walls of the needle tubes through the glue coating device C, the needle tubes are inserted into the needle tubes and drive the needle tubes to rotate around the axes of the needle tubes by a set angle, then the tool bars are conveyed and dried through the drying device D, the injector on the tool bars is positioned through the positioning mechanism E2 when the blocking detection device E is used, the lifting cylinder E5 drives the lifting plate E4 to descend so that the upper end of a needle tube of the injector is close to or stretches into the air inlet E6C, the injector is blown through the blowing component E3, whether the other end of the corresponding balancing piece E7 swings is sensed through the sensing head E8 to detect whether the needle tube of the corresponding injector is blocked, then the tool bars are conveyed to the imaging device EF, the imaging device EF can shoot the injector on the tool bars and convey the shot images to the controller, then the tool bars on the two conveying lines are conveyed to the upper silicone oil device F, silicone oil is coated on the outer side wall of the needle tube of the injector of the tool bars on the two conveying lines through the upper silicone oil device F, then the injector of the waste on the tool bars is rejected through the waste rejecting device G, and then the upper sheath device H, the upper sheath device H loads the sheath on the syringe needle seat on the tool bar, then the sheath is pressed on the syringe needle seat through the sheath pressing device HI to the sheath pressing device HI, then the tool bar is moved to the blanking device I, and the syringe on the tool bar is dismounted and output through the blanking device I. The automatic assembly line for the syringes is used for assembling the syringes, the syringes of two different types can be assembled at the same time, the automatic assembly line for the syringes has the advantages of being high in assembly efficiency and high in qualification rate of the assembled syringes, the automatic assembly line for the syringes can also be used for assembling the syringes of one type, and the automatic assembly line for the syringes has the advantage of being high in assembly efficiency.

In the automatic injector assembly line, the needle holder device A comprises a bracket A1 arranged on a workbench, a bin A2 for storing needle holders, a conveying guide rail A3, a rotating frame A4 and a guide die A5, wherein a row of guide grooves A3a which can be communicated with the bin A2 and can be used for sliding off the needle holders are arranged on the upper side of the conveying guide rail A3 in parallel, a scraping plate A6 is arranged in the bin A2, a row of guide holes A5a which are vertically arranged are horizontally arranged in the guide die A5, a rotating frame A4 is arranged between the guide die A5 and the tail end of the conveying guide rail A3, a row of hanging grooves A4a which are used for hanging the needle holders are arranged on the rotating frame A4 along the axial direction of the guide die A4, the hanging grooves A4a can rotate and are respectively communicated with the guide grooves A3a and the guide holes A5a, the rotating frame A4 can rotate at the guide grooves A3a and convey the guide grooves A5a to the guide holes A5, and the guide grooves A5a vertically arranged at the guide grooves A4 can be located at the position of the needle holders along the guide holes A1. When the needle seat is arranged, the tool bar is positioned at the lower side of the guide die A5, the needle seat positioned in the feed bin A2 slides into the hanging groove A4a of the rotating frame A4 along the guide groove A3a of the conveying guide rail A3, the needle seat is overturned through the rotation of the rotating frame A4, and then the needle seat slides into the positioning rod of the tool bar along the guide hole A5a of the guide die A5, so that the tool bar has the advantage of more reliable operation.

In the automatic injector assembly line, the bracket A1 is provided with the air cylinder A8, a piston rod of the air cylinder A8 is fixedly connected with the rack, the rotating frame A4 is fixedly connected with the gear, and the rack is meshed with the gear. The cylinder A8 drives the rotating frame A4 to rotate through the transmission of the gear rack, and has the advantages of simple structure and higher working efficiency. Alternatively, the rotating frame A4 is rotated by a motor.

In the above-mentioned automatic injector assembly line, the guide die A5 includes a guide die A5b and a guide die b A5c, and the workbench is provided with a translation cylinder A8 driving the guide die A5b to reciprocate and a translation cylinder b 9 driving the guide die b A5c to reciprocate and translate. The first translation cylinder A8 drives the first guide die A5b to horizontally move, and the second translation cylinder A9 drives the second guide die A5c to horizontally move, so that the guide die A5 is opened and closed, and the tool bar positioning device has the advantages of being reliable in work and high in working efficiency and is convenient to position the tool bar.

In the automatic assembly line of the injector, the workbench is fixedly connected with the needle pressing seat support AB1, and the needle pressing seat device AB comprises a needle pressing seat plate AB2 arranged on the needle pressing seat support AB1 and a needle pressing seat cylinder AB3 driving the needle pressing seat plate AB2 to reciprocate. The needle pressing seat plate AB2 is driven to lift through the needle pressing seat cylinder AB3, and the needle seat is pressed into the locating rod of the tool bar, so that the device has the advantage of reliable operation.

In the automatic injector assembly line, the needle tube feeding device B comprises a bracket B1, a guide pin die B2 and a needle scraping plate B3, wherein a material placing groove B4 is formed in the bracket B1, a row of needle scraping plates B5 capable of synchronously lifting are arranged in the material placing groove B4 in a penetrating mode, single needle grooves B5a are formed in the upper end face of the needle scraping plates B5, a row of guide pin holes B2a for the needle tubes to vertically fall are formed in the guide pin die B2, and the needle scraping plate B3 can reciprocate and scrape the needle tubes in the single needle grooves B5a into the corresponding guide pin holes B2 a. Through the rising of thimble board B5, make the needle tubing in the storage tank B4 rise to the upside of storage tank B4 along with single needle groove B5a, scrape the needle tubing on the single needle groove B5a to guide pin hole B2a through scraping faller B3, the needle tubing enters into on the needle file along guide pin hole B2 a.

In the automatic injector assembly line, the gluing device C comprises a support C1, the support C1 is provided with a lifting plate C2 and a lifting cylinder C3 for driving the lifting plate C2 to reciprocate, the lifting plate C2 is provided with a clamping plate C4, a clamping plate C5 and a clamping cylinder C6 for driving the clamping plate C4 and the clamping plate C5 to reciprocate relatively, the lower side of the clamping plate C4 is provided with a needle rubbing plate C7 and a cylinder C8 for driving the needle rubbing plate C7 to reciprocate along the edge thereof in parallel, one side of the support C1 is provided with a translation frame C9 and a translation cylinder C10 for driving the translation frame C9 to reciprocate horizontally, the translation frame C9 is provided with a glue groove C11, and the glue groove C11 is provided with a rotatable glue feeding wheel C12. When the tool bar is arranged at the rubberizing device C, the lifting plate C2 is driven to descend to the needle tube through the lifting cylinder C3, the clamping plate C5 and the needle rubbing plate C7 clamp the needle tube through the clamping cylinder C6, the lifting cylinder C3 drives the lifting plate C2 to ascend, the needle tube is separated from the corresponding needle seat, the translation frame C9 is driven to horizontally and transversely move through the translation cylinder C10, meanwhile, the rubberizing wheel C12 rotates, glue is coated on one row of needle tubes, then the lifting plate C2 is driven to descend through the lifting cylinder C3 to insert the needle tube into the corresponding injector, and then the cylinder C8 drives the needle rubbing plate C7 to move, so that the needle rubbing plate C7 drives the needle tube to rotate around the axis of the needle tube, and the glue is uniformly coated between the needle tube and the needle seat.

In the automatic injector assembly line, the translation frame C9 is provided with the second bracket C13, the glue tank C11 and the glue applying wheel C12 are arranged on the second bracket C13, the second bracket C13 is provided with a motor capable of driving the glue applying wheel C12 to rotate, the translation frame C9 is provided with the second cylinder C14 for driving the second bracket C13 to reciprocate longitudinally, the cylinder body of the second cylinder C14 is fixedly connected to the translation frame C9, and a piston rod of the second cylinder C14 is fixedly connected with the second bracket C13. The second cylinder C14 drives the second bracket C13 to longitudinally move, so that the glue applying wheel C12 can horizontally move on the horizontal moving frame C9 to touch the needle tube, and glue application to the needle tube is facilitated.

In the automatic assembly line of the injector, an air cooling device DE is arranged between the drying device D and the blocking detection device E, the air cooling device DE comprises a cooling plate DE1 which is horizontally arranged, a channel for a tool bar to pass through is arranged on the cooling plate DE1, a plurality of through cooling holes are formed in the cooling plate DE1, and a fan DE2 is arranged on the upper side of the cooling plate. The injector of the tool bar positioned on the cooling plate DE1 is cooled through DE2, and the injector has the advantage of better cooling effect, so that the needle tube is firmly connected with the needle seat.

In the automatic assembly line of the injector, two rows of parallel installation grooves E6a are arranged on the installation seat E6 of the blocking detection device E, the two rows of installation grooves E6a are sequentially arranged at intervals, the inner ends of the two rows of installation grooves E6a are all on the same straight line, the air inlet holes E6c are communicated with the corresponding installation grooves E6a, balance pieces E7 are arranged in the installation grooves E6a, the balance pieces E7 are slightly smaller than the installation grooves E6a, and the balance pieces E7 can swing in the installation grooves E6 a. By arranging the two rows of mounting grooves E6a, the inner ends of the two rows of mounting grooves E6a are positioned on the same straight line, and the device has the advantage of compact structure.

In the automatic injector assembly line, the balancing piece E7 comprises a piece body E7a, protruding bodies E7b symmetrically arranged are arranged on two sides of the piece body E7a, positioning grooves E6b for embedding the protruding bodies E7b are formed in two side edges of the mounting groove E6a, a cover plate E9 is fixedly connected to the upper side of the mounting seat E6, and the cover plate E9 is located on the upper side of the balancing piece E7. The balancing piece E7 can swing around the convex body E7b by embedding the convex body E7b in the positioning groove E6b, and has the advantages of simple structure and good positioning effect.

In the above-mentioned automatic injector assembly line, the cover plate E9 is provided with an air inlet cavity and a air blowing hole E9a communicating with the air inlet cavity, and the air blowing hole E9a faces one end of the balancing piece E7. One end of the balancing piece E7 is blown through the blowing hole E9a, so that the balancing piece E7 is reset conveniently, the next needle tube is checked and blocked, and the device has the advantage of being reliable in operation.

In the automatic assembly line of the injector, the air blowing component E3 comprises a lower mounting seat E3a and a lifting cylinder E3b for driving the lower mounting seat E3a to lift in a reciprocating manner, a lower air blowing rod E3c is fixedly connected to the lower mounting seat E3a, an air inlet E3c1 and an air outlet E3c2 are formed in the lower air blowing rod E3c, the air inlets E3c1 in the lower air blowing rod E3c can correspond to the air inlet rods in the tool bars one by one, and the lifting cylinder E3b can drive the lower air blowing rod E3c to lift so that the air outlets E3c2 of the lower air blowing rod E3c are communicated with the air inlet rods in the tool bars. The lifting cylinder E3b drives the lower blowing rod E3c to ascend, so that the air outlet E3c2 of the lower blowing rod E3c is communicated with the corresponding air inlet rod on the tool bar, the syringe needle is realized, and the device has the advantages of being simple in structure and convenient to blow.

In the automatic injector assembly line, the positioning mechanism E2 includes a first positioning block E2a and a second positioning block E2b, which are arranged in parallel, a channel for the horizontal passage of the tool bar is formed between the first positioning block E2a and the second positioning block E2b, a protruding blocking edge E2c is provided at the inner side of the upper end of the first positioning block E2a and the inner side of the upper end of the second positioning block E2b, and the blocking edge E2c can support the upper end face of the tool bar. The inner side walls of the upper ends of the first positioning block E2a and the second positioning block E2b are provided with the blocking edge E2c for the upper end face of the tool bar to abut against, so that a good limiting effect on the tool bar is achieved, and the blocking detection reliability is improved.

In the automatic assembly line of the injector, the positioning mechanism E2 comprises a translation seat E2d positioned at one side of a positioning block E2a and a translation cylinder E2E capable of driving the translation seat E2d to horizontally and longitudinally move, the translation seat E2d is provided with a clamping plate E2f parallel to the tool bar, one side of the clamping plate E2f is provided with a row of clamping grooves E2f1, and a needle seat of the injector can be embedded into the clamping groove E2f 1. When the injector on the tool bar is positioned, the translation cylinder E2E drives the translation seat E2d to move horizontally and longitudinally, so that the clamping groove E2f1 of the clamping plate E2f is clamped on the needle seat of the injector, the upper end face of the lug at the lower end of the needle seat of the injector is abutted against the lower end face of the clamping plate E2f, the clamping position of the needle seat of the injector is realized, and the injector positioning device has the advantages of good positioning effect and simpler structure.

In the above-mentioned automatic assembly line for injectors, the translation seat E2d is provided with a second clamping plate E2g, the second clamping plate E2g is located at the upper side of the first clamping plate E2f, one side of the second clamping plate E2g is provided with a second row of clamping grooves E2g1, and one side of the needle tube of the injector can be embedded into the second clamping groove E2g 1. When the injector on the tool bar is positioned, the translation cylinder drives the translation seat E2d to move horizontally and longitudinally, and meanwhile, the clamping groove E2g1 of the clamping plate E2g is clamped on the needle tube of the injector, so that a good positioning effect is achieved on the needle tube.

In the automatic injector assembly line, the workbench is provided with the blocking plate E2h and the translation cylinder II E2j for driving the blocking plate E2h to horizontally and longitudinally move, the blocking plate E2h is positioned on one side of the clamping plate II E2g, the blocking plate E2h is parallel to the clamping plate II E2g, and the blocking plate E2h can be abutted against the other side of the needle tube of the injector. The second translation cylinder E2j drives the blocking plate E2h to move horizontally and longitudinally so that one side of the blocking tube abuts against the baffle plate, and the blocking tube has a good positioning effect on the needle tube.

In the automatic injector assembly line, one side of the second positioning block E2b is provided with the second translation seat E2i capable of horizontally and longitudinally moving in a reciprocating manner, the blocking plate E2h is fixedly connected to the second translation seat E2i, the workbench is provided with the second translation cylinder E2j horizontally and transversely arranged, one side of the second translation seat E2i is axially and fixedly connected with the roller E2k, a piston rod of the second translation cylinder E2j is fixedly connected with the pushing block E2m, and the pushing block E2m can push the roller E2k and enable the second translation seat E2i to horizontally and longitudinally move. The second positioning block E2b is provided with a guide rail which is horizontally and longitudinally arranged, the second translation seat E2i is fixedly connected with a sliding block, the guide rail is embedded in a sliding groove of the sliding block, the pushing block E2m is provided with an inclined surface, and the inclined surface of the pushing block E2m pushes the roller E2k to enable the second translation seat E2i to horizontally and longitudinally move.

In the automatic injector assembly line, the imaging device EF can shoot the injector on the tool bar, the imaging device EF comprises a support EF1 arranged on the workbench and a translation cylinder EF2 driving the support EF1 to horizontally and transversely move, the support EF1 is provided with a mounting frame EF3, and the mounting frame EF3 is provided with a camera EF4. The mounting frame EF3 is driven to horizontally and transversely move through the translation air cylinder EF2, the injector on the tool bar is shot, the direction of the needle tube of the injector and the surface roughness of the needle tube are detected, information is transmitted to the controller, when the tool bar is transferred to the waste removing device G, the controller controls the waste removing device G to work, corresponding unqualified waste is removed, and the qualification rate of finished products is improved.

In the automatic injector assembly line, the driving mechanism F6 includes a cam mechanism disposed between the push rod F4d and the working table, the cam mechanism can drive the push rod F4d to axially translate, and the axial translation of the push rod F4d can drive the pressing plate F4c to longitudinally translate. The driving mechanism F6 is a cam mechanism, and the cam mechanism drives the push rod F4d to axially move and drives the pressing plate F4c to move, so that the device has the advantages of simple structure and reliable operation.

In the automatic injector assembly line, the driving mechanism F6 is an air cylinder F6c with a cylinder body fixedly connected to the workbench, a piston rod of the air cylinder F6c is parallel to the push rods F4d, and the piston rod of the air cylinder F6c can push the two push rods F4d to axially move. The air cylinder F6c arranged on the workbench drives the push rod F4d to move, so that the device has the advantages of reliable work and higher work efficiency.

In the above-mentioned automatic injector assembly line, the push rod F4d is fixedly connected with a push block F7 having an inclined surface, and the inclined surface of the push block F7 abuts against the pressing plate F4 c.

In the above-mentioned automatic injector assembly line, a spring is disposed between the pressing plate F4c and the positioning seat F4 a. When the cam mechanism drives the push rod F4d to axially translate, the axial translation of the push rod F4d overcomes the elasticity of the spring to drive the pressing plate F4c to longitudinally and outwardly translate, and when the positioning seat F4a of the clamping mechanism F4 leaves the workbench, the spring drives the pressing plate F4c and pushes the push rod F4d to reset, so that the edge of the pressing plate F4c is pressed against the needle seat on the tool bar, the needle is positioned on the positioning seat F4a, and the needle positioning mechanism has the advantages of simple structure, good resetting effect and good positioning effect on the needle. Alternatively, a spring may be provided between the positioning seat F4a and the push rod F4 d.

In the automatic injector assembly line, the cam mechanism comprises a cam F6a fixed on the workbench, a connecting block F4e is fixedly connected to one end of the two push rods F4d, a roller F6b is fixedly connected to the upper end of the connecting block F4e in the axial direction, and the roller F6b can roll along the edge of the cam F6 a. The roller F6b slides along the edge of the cam F6a and reaches the highest position of the edge of the cam F6a, at this time, the two push rods F4d push the corresponding pressing plates F4c to move outwards simultaneously, so that the pressing plates F4c are separated from the needle, and when the push rods F4d leave the highest position of the edge of the cam F6a, the pressing plates F4c are reset, so that the pressing grooves F4c1 press the needle seat.

In the automatic assembly line of the injector, the waste removing device G comprises a bracket G1, a shifting fork G2 and a cylinder G3 driving the shifting fork G2 to reciprocate horizontally and longitudinally are arranged on the bracket G1, a fork groove G2a is formed in the shifting fork G2, and an inclined surface inclining downwards from inside to outside is arranged at the outer end of the shifting fork G2. The corresponding shifting fork G2 is driven to longitudinally move through the corresponding air cylinder G3, so that the shifting fork G2 is inserted into a disqualified injector, the disqualified injector ascends along the inclined surface of the shifting fork G2, the disqualified injector is dismounted, and the device has the advantages of being high in reject rejection efficiency and simple in structure.

In the automatic assembly line of the injector, a secondary blowing device GH which can blow the injector on the tool bar is arranged between the waste removing device G and the upper sheath device H, the secondary blowing device GH comprises a positioning plate GH1 arranged on a workbench and a translation cylinder GH2 which drives the positioning plate to move horizontally and longitudinally, a row of positioning grooves GH1a are arranged on the outer side of the positioning plate, the translation cylinder GH2 can push the positioning plate GH1 to translate so that the positioning grooves GH1a are clamped on the injector of the tool bar, a blowing rod GH3 and a lifting cylinder GH4 which drives the blowing rod to reciprocate are arranged on the lower side of the workbench, an air inlet and an air outlet are arranged on the blowing rod GH3, and the lifting cylinder GH4 can drive the blowing rod GH3 to lift so that an air outlet of the blowing rod GH3 is communicated with an air inlet rod on the tool bar.

In the automatic injector assembly line, the upper sheath device H comprises a bracket H1 arranged on a workbench, a bin H2 used for storing sheaths, a conveying guide rail H3, a rotating frame H4 and a guide die H5, wherein a row of guide grooves H3a which can be communicated with the bin H2 and can be used for sliding off the sheaths are arranged on the upper side of the conveying guide rail H3 in parallel, a scraping plate H6 is arranged in the bin H2, a row of guide holes H5a which are vertically arranged are horizontally arranged in the guide die H5, a rotating frame H4 is arranged between the guide die H5 and the tail end of the conveying guide rail H3, a row of hanging grooves H4a which are used for hanging the sheaths are arranged on the rotating frame H4 in the axial direction of the rotating frame H4, the hanging grooves H4a can be respectively communicated with the guide grooves H3a and the guide holes H5a, the rotating frame H4 can rotate the sheaths at the guide grooves H3a and convey the sheaths to the guide dies H5a, and the sheaths can be located at the guide holes H5a tool H1 along the guide holes.

In the automatic injector assembly line, the bracket H1 is provided with the air cylinder H7, a piston rod of the air cylinder H7 is fixedly connected with the rack, the rotating frame H4 is fixedly connected with the gear, and the rack is meshed with the gear.

In the automatic injector assembly line, a jacket pressing device HI is arranged between the upper jacket pressing device H and the blanking device I, a jacket pressing support HI 1 is fixedly connected to the workbench, and the jacket pressing device HI comprises a jacket pressing plate HI2 arranged on the jacket pressing support HI 1 and a jacket pressing cylinder HI3 driving the jacket pressing plate HI2 to reciprocate.

In the automatic assembly line of the injector, the blanking device I comprises a bracket I1 arranged on the workbench, a horizontally arranged translation frame I2 and a driving mechanism for driving the translation frame I2 to reciprocate horizontally and longitudinally, a shifting fork I3 capable of vertically lifting and descending relative to the translation frame I2 is arranged on the translation frame I2, the upper end face of the shifting fork I3 is horizontally arranged, and a row of fork grooves I3a which are arranged in parallel are formed in the outer side edge of the shifting fork I3. Be equipped with a row of locating lever on the frock strip, the syringe inserts and establishes on the locating lever, and when the unloading, the frock strip that is equipped with the syringe is carried this unloader department, drives translation frame I2 horizontal longitudinal movement through actuating mechanism, makes fork I3 fork pocket I3a of shift fork I3 insert the locating lever of frock strip simultaneously shift fork I3 rise will fix the syringe on the locating lever and upwards push from the locating lever and lift off the syringe from the locating lever, has the advantage that unloading efficiency is higher and be difficult for damaging the syringe.

In the automatic injector assembly line, the lower end face of the shifting fork I3 is provided with the obliquely arranged abutting surface I3b, the workbench is fixedly connected with a plurality of rollers I4 in the axial direction, and the rollers I4 abut against the abutting surface I3 b. The driving mechanism drives the horizontal movement of the translation frame I2 to enable the abutting surface I3b of the shifting fork I3 to abut against the roller I4, and as the abutting surface I3b is obliquely arranged, the translation frame I2 drives the shifting fork I3 to horizontally and longitudinally move, and meanwhile, the roller I4 pushes the shifting fork I3 to lift, so that the shifting fork I3 pushes the injector to move upwards to detach the injector from the positioning rod, and the device has the advantages of convenience in unloading and difficulty in damaging the injector.

In the automatic injector assembly line, the inner end of the shifting fork I3 is fixedly connected with the sliding block I5, the outer side wall of the translation frame I2 is fixedly connected with the guide rail I6 which is vertically arranged, and the guide rail I6 is embedded in the sliding groove of the sliding block I5. The sliding block I5 and the guide rail I6 are arranged between the shifting fork I3 and the translation frame I2, so that the shifting fork I3 has a good guiding function relative to the lifting of the translation frame I2, the shifting fork I3 can stably lift, and the device has the advantages of good unloading effect and difficult damage to the injector.

In the automatic injector assembly line, the driving mechanism is a translation air cylinder I7 with a cylinder body fixedly connected to the workbench, and a piston rod of the translation air cylinder I7 is fixedly connected with the translation frame I2. The driving mechanism adopts the translation cylinder I7, and has the advantages of simple structure and higher working efficiency.

In the automatic injector assembly line, the horizontal shifting rod I9 is arranged on the horizontal shifting frame I2, two ends of the horizontal shifting rod I9 are fixedly connected with the guide rods I10 which are horizontally arranged, two guide sleeves I11 which are horizontally arranged are fixedly connected to the horizontal shifting frame I2, and the guide rods I10 penetrate through the guide sleeves I11.

In the automatic injector assembly line, the outer sides of two ends of the material stirring rod I9 are provided with horizontally protruding material stirring heads I9a, and the material stirring heads I9a are wedge-shaped. The stirring head I9a is wedge-shaped, so that the stirring head I9a is conveniently inserted between two injectors of the tool bar, and accurate blanking is convenient.

In the automatic injector assembly line, a spring I12 is sleeved on the guide rod I10, and two ends of the spring I12 respectively lean against the material stirring rod I9 and the translation frame I2. When unloading, when shift fork I3 promotes the syringe, the kickoff lever I9 supports and leans on the lateral wall of syringe and compress spring I12, and after shift fork I3 was mentioned the syringe from the locating lever, under the effect of spring I12's elasticity, the kickoff lever I9 promoted the syringe level to outside removal and lift off the syringe from the frock strip, has simple structure and the better advantage of unloading effect.

In the automatic assembly line of the injector, the workbench is fixedly connected with the limiting rod I13, the limiting rod I13 is arranged on one side of the shifting fork I3 in parallel, and the limiting rod I13 is used for abutting against the tool bars. Through setting up the gag lever post I13 that supplies the frock strip to support to lean on, promote shift fork I3 to frock strip as translation frame I2, make the frock strip can support to lean on gag lever post I13, have spacing effect better, make the unloading can go on smoothly.

In the automatic injector assembly line, the workbench is fixedly connected with a plurality of blocking wheels I14 in the axial direction, the blocking wheels I14 are positioned on one side of the roller I4, the blocking wheels I14 are positioned on the lower side of the shifting fork I3, and the lower end of the shifting fork I3 can be abutted against the blocking wheels I14. Through setting up foretell separation wheel I14, can restrict shift fork I3 and drop from translation frame I2, have reliable operation's advantage.

In the automatic injector assembly line, one side of the workbench is provided with the blanking opening, the blanking opening is provided with the guide chute I15, the lower end of the guide chute I15 is connected with the workbench, a notch at the lower end of the guide chute I15 is provided with the plugging plate I16 and the lifting cylinder II I8 driving the plugging plate I16 to lift, and the lifting cylinder II 8 can drive the plugging plate I16 to lift so as to plug the notch of the guide chute I15. The lifting cylinder II I8 drives the plugging plate I16 to plug the notch of the guide chute I15, so that the injector is conveniently plugged in the guide chute I15, and the device has the advantage of being convenient to use.

Compared with the prior art, the automatic assembly line for the injector has the following advantages:

1. This automatic assembly line of syringe makes the frock strip pass through foretell device through two conveying mechanism in proper order, can assemble the syringe of two different models simultaneously, has the advantage that the qualification rate of the syringe after the packaging efficiency is high and the equipment is high, and this automatic assembly line of syringe also can assemble the syringe of a model, has the higher advantage of packaging efficiency.

2. The lifting air cylinder C3 drives the lifting plate C2 to descend so as to insert the needle tube into a corresponding injector, and then the air cylinder C8 drives the needle rubbing plate C7 to move, so that the needle rubbing plate C7 drives the needle tube to rotate around the axis of the needle tube, and glue is uniformly coated between the needle tube and the needle seat, and the needle tube glue coating device has the advantage of good glue coating effect;

3. The translation cylinder I7 drives the translation frame I2 to horizontally move so that the abutting surface I3b of the shifting fork I3 abuts against the roller I4, and as the abutting surface I3b is obliquely arranged, the translation frame I2 drives the shifting fork I3 to horizontally and longitudinally move and the roller I4 pushes the shifting fork I3 to lift, so that the shifting fork I3 pushes the injector to move upwards to detach the injector from the positioning rod, and the injector unloading device has the advantages of convenience in unloading and difficulty in damaging the injector;

4. When the shifting fork I3 pushes the injector, the shifting rod I9 is abutted against the outer side wall of the injector and compresses the spring I12, when the shifting fork I3 lifts the injector from the positioning rod, under the action of the elastic force of the spring I12, the shifting rod I9 pushes the injector to move horizontally outwards to detach the injector from the tool bar, and the injector unloading device has the advantages of being simple in structure and good in unloading effect.

Drawings

Fig. 1 is a schematic top view of an automatic syringe assembly line.

Fig. 2 is a schematic cross-sectional view of the syringe and tool bar.

Fig. 3 is a perspective view of the upper hub device a of the present automatic assembly line.

Fig. 4 is a partial cross-sectional view of the upper hub device a of the present automatic assembly line.

Fig. 5 is a perspective view of the needle pressing seat device AB of the present automatic assembly line.

Fig. 6 is a schematic perspective view of the upper needle tube device B of the present automatic assembly line.

Fig. 7 is a schematic cross-sectional view of the upper needle tube device B of the present automatic assembly line.

Fig. 8 is a perspective view of the gumming device C of the present automatic assembly line.

Fig. 9 is a perspective view of the blocking detection device E of the present automatic assembly line.

Fig. 10 is a schematic cross-sectional view of the blocking detection device E of the present automatic assembly line.

Fig. 11 is a partially exploded schematic view of the blocking detection device E of the present automatic assembly line.

Fig. 12 is a schematic perspective view of the imaging device EF of the present automatic assembly line.

Fig. 13 is a schematic operation view of the silicone oil applying device F of the present automatic assembly line.

Fig. 14 is a left side view of the silicone oil applying device F of the present automatic assembly line.

Fig. 15 is a schematic perspective view of the silicone oil applying device F of the present automatic assembly line.

Fig. 16 is a schematic perspective view of a clamping mechanism F4 of the silicone oil applying device F of the present automatic assembly line.

Fig. 17 is an internal schematic view of the clamping mechanism F4 of the silicone oil applying device F of the present automatic assembly line.

Fig. 18 is a perspective view of the reject device G of the present automatic assembly line.

Fig. 19 is a perspective view of the upper sheathing apparatus H of the present automatic assembly line.

Fig. 20 is a partially cross-sectional schematic view of the upper sheathing apparatus H of the present automatic assembly line.

Fig. 21 is a perspective view of the jacket pressing assembly HI of the present automatic assembly line.

Fig. 22 is a schematic perspective view of the blanking device I of the present automatic assembly line.

Fig. 23 is a schematic sectional view of the blanking device I of the present automatic assembly line.

1. A work table; 2. a syringe; 2a, a needle stand; 2b, needle tube; 2c, a sheath; 3. a tool bar; 3a, positioning rods;

A. An upper needle seat device A; a1, a bracket A1; a2, a storage bin A2; a3, conveying guide rails A3; a3a, a guide chute A3a; a4, a rotating frame A4; a4a, a hanging groove A4a; a5, guiding a die A5; a5a, a guide hole A5a; a5b, guiding a mould A5b; a5c, guiding a second die A5c; a6, a scraping plate A6; a7, a cylinder A7; ; a8, a translation cylinder A8; ; a9, a translation cylinder II A9;

AB. A needle pressing seat device AB; AB1, a needle pressing seat bracket AB1; AB2, pressing needle seat plate AB2; AB3, pressing needle seat cylinder AB3;

B. An upper needle tube device B; b1, a bracket B1; b2, a guide pin die B2; b2a, a guide pin hole; b3, a scraping needle plate B3; b4, a material placing groove B4; b5, a thimble plate; b5a, single needle groove B5a;

C. A sizing device C; c1, a bracket C1; c2, lifting plate C2; c3, lifting cylinder C3; c4, clamping a plate C4; c5, clamping a second C5 plate; c6, a clamping cylinder C6; c7, rubbing a needle plate C7; c8, a cylinder C8; c9, a translation frame C9; c10, a translation cylinder C10; c11, a glue groove C11; c12, a sizing wheel C12;

D. A drying device D;

DE. An air cooling device DE; DE1, cooling plate DE1; DE2, fan DE2;

E. a blocking detection device E; e1, a bracket E1; e2, a positioning mechanism E2; e2a, positioning block I E2a; e2b, positioning block II E2b; e2c, a blocking edge E2c; e2d, a translation seat E2d; E2E, a translation cylinder E2E; e2f, a clamping plate E2f; e2f1, card slot one E2f1; e2g, a clamping plate II E2g; e2g1, card slot two E2g1; e2h, a blocking plate E2h; e2i and a translation seat II E2i; e2j, translation cylinder II E2j; e2k, a roller E2k; e2m and a pushing block E2m; e3, an air blowing component E3; e3a, a lower mounting seat E3a; e3b, lifting cylinder E3b; e3c, a lower blowing rod E3c; e3c1, air inlet E3c1; e3c2, air outlet E3c2;

E4, lifting plates E4; e5, lifting air cylinder E5; e6, a mounting seat E6; e6a, mounting groove E6a; e6b, positioning groove E6b; e6c, air intake holes E6c; e7, balancing piece E7; e7a, sheet E7a; e7b, convexity E7b; e8, an induction head E8; e9, cover plate E9; e9a, a gas vent E9a;

EF. An imaging device EF; EF1, a bracket EF1; EF2, translation cylinder EF2; EF3, and a mounting rack EF3; EF4, a camera EF4;

F. A silicone oil applying device F; f1, a bracket F1; f2, a rotating frame F2; f3, fixing plate F3; f4, a clamping mechanism F4; f4a, positioning seat F4a; f4b and a positioning groove F4b; f4c, pressing plate F4c; f4c1, pressing groove F4c 1; f4c2, stripe-shaped through holes F4c2; f4d and a push rod F4d; f4e, connecting blocks F4e; f5, a silicone oil tank F5; f6, driving mechanism F6; f6a, cam F6a; f6b, a roller F6b; f6c, cylinder F6c; f7, a pushing block F7; f8, bearing F8; f9, a servo motor F9; f10, a guide rail F10; f11, a slider F11; f12, a second bearing F12; f13, positioning block F13; f14, linear bearings F14; and F15, lifting air cylinder F15.

G. A waste removing device G; g1, a bracket G1; g2, shifting fork G2; g2a, fork pocket G2a; g3, a cylinder G3;

GH. A secondary blowing device GH; GH1, locating plate GH1; GH1a, locating groove GH1a; 4. a translation cylinder GH2; 2. a blowing rod GH3; 3. lifting cylinder GH4.

H. A sheathing device H; h1, a bracket H1; h2, a bin H2; h3, conveying guide rails H3; h3a, guide chute H3a; h4, a rotating frame H4; H4H and a hanging groove H4a; h5, guiding the die H5; H5H, guide holes H5a; h7, scraping plate H6; cylinder H7

HI. Sheath pressing device HI; HI 1, a sheath pressing bracket HI 1; HI2, jacket pressing plate HI2; HI3, a jacket-pressing cylinder HI3;

I. A blanking device I; i1, a bracket I1; i2, a translation frame I2; i3, a shifting fork I3; i3a, fork groove I3a; i3b, an abutting surface I3b; i4, a roller I4; i5, a sliding block I5; i6, a guide rail I6; i7, a translation cylinder I7; i8, lifting air cylinder I8; i9, a stirring rod I9; i9a, a stirring head I9; i10, a guide rod I10; i11, a guide sleeve I11; i12, a spring I12; i13, a limiting rod I13; i14, a blocking wheel I14; i15, a guide chute I15; and I16, a plugging plate I16.

Detailed Description

The following are specific embodiments of the present invention and the technical solutions of the present invention will be further described with reference to the accompanying drawings, but the present invention is not limited to these embodiments.

As shown in fig. 1 to 23, an automatic assembly line for the injector comprises a workbench 1, wherein two conveying mechanisms for conveying tool bars 3 are arranged on the workbench 1, one side of each conveying mechanism is sequentially provided with an upper needle seat device A, a needle pressing seat device AB, an upper needle tube device B, a gluing device C, a drying device D, a blocking detection device E, an imaging device EF, a silicone oil feeding device F, a waste rejection device G, a secondary blowing device GH, an upper sheath device H, a sheath pressing device HI and a blanking device I, and the conveying mechanisms can sequentially convey the corresponding tool bars 3 to the devices;

The upper needle seat device A can convey the needle seat 2a to the tool bar 3 positioned at the upper needle seat device A; the upper needle seat device A comprises a bracket A1 arranged on a workbench 1, a feed bin A2 used for storing needle seats 2a, a conveying guide rail A3, a rotating frame A4 and a guide die A5, wherein a row of guide grooves A3a which can be communicated with the feed bin A2 and can be used for sliding off the needle seats 2a are arranged on the upper side of the conveying guide rail A3 in parallel, a scraping plate A6 is arranged in the feed bin A2, a row of guide holes A5a which are vertically arranged are horizontally arranged in the guide die A5, a rotating frame A4 is arranged between the guide die A5 and the tail end of the conveying guide rail A3, a row of hanging grooves A4a for hanging the needle seats 2a are axially arranged on the rotating frame A4, the hanging grooves A4a can rotate and are respectively communicated with the guide grooves A3a and the guide holes A5a, the rotating frame A4 can rotate and convey the guide grooves A2 a part of the guide grooves A3a part to the guide die A5, the needle seats 2a can vertically fall onto a tool bar 3 positioned at the bracket A1 along the guide holes A5a, a bracket A1 is fixedly provided with a rack A8, and a rack A8 is fixedly meshed with a rack A4, and a rack A8 is fixedly meshed with a rack A. The guide die A5 comprises a guide die A5b and a guide die B5 c, and a translation cylinder A8 for driving the guide die A5b to reciprocate and a translation cylinder B9 for driving the guide die B5 c to reciprocate are arranged on the workbench 1.

The workbench is fixedly connected with a needle pressing seat support AB1, and the needle pressing seat device AB comprises a needle pressing seat plate AB2 arranged on the needle pressing seat support AB1 and a needle pressing seat cylinder AB3 for driving the needle pressing seat plate AB2 to reciprocate.

Go up needle tubing device B and can pack needle tubing 2B into the needle file 2a of dress on frock strip 3, including support B1, guide pin mould B2 and scraping needle board B3, be equipped with on the support B1 and put silo B4, put and all wear to be equipped with one row of thimble board B5 that can go up and down in the silo B4, the up end of thimble board B5 all is equipped with single needle groove B5a, guide pin mould B2 is equipped with one row of guide pin hole B2a that supplies needle tubing 2B vertical drop, scraping needle board B3 can reciprocating motion and scrape needle tubing 2B in the single needle groove B5a into corresponding guide pin hole B2 a.

The gluing device C can lift the needle tube 2b on the needle seat 2a and glue the outer side wall of the needle tube 2b, then insert the needle tube 2b on the needle seat 2a and drive the needle tube 2b to rotate around the axis by a set angle; the gluing device C comprises a support C1, wherein a lifting plate C2 and a lifting cylinder C3 for driving the lifting plate C2 to reciprocate are arranged on the support C1, a clamping plate C4, a clamping plate C5 and a clamping cylinder C6 for driving the clamping plate C4 and the clamping plate C5 to reciprocate relatively are arranged on the lifting plate C2, a rubbing plate C7 and a cylinder C8 for driving the rubbing plate C7 to reciprocate along the side line of the rubbing plate C4 are arranged on the lower side of the clamping plate C4 in parallel, a translation frame C9 and a translation cylinder C10 for driving the translation frame C9 to reciprocate horizontally are arranged on one side of the support C1, a glue groove C11 is arranged on the translation frame C9, and a gluing wheel C12 capable of rotating is arranged on the glue groove C11.

Be equipped with support two C13 on the translation frame C9, glue groove C11 and rubberizing wheel C12 set up on support two C13, be equipped with on the support two C13 and drive rubberizing wheel C12 pivoted motor, be equipped with on the translation frame C9 and drive the reciprocal longitudinal movement's of support two C13 cylinder two C14, the cylinder body of cylinder two C14 links firmly on translation frame C9, the piston rod of cylinder two C14 links firmly with support two C13 mutually.

Drying device D is the stoving case, is equipped with the conveying chain in the stoving case, is equipped with air cooling device DE between drying device D and the stifled device E of examining, and air cooling device DE is equipped with the passageway that supplies the frock strip 3 of two conveying mechanism to pass through including the cooling plate DE1 that the level set up on the cooling plate DE1, is equipped with a plurality of cooling holes that run through on the cooling plate DE1, and the upside of cooling plate is equipped with fan DE2.

The blocking detection device E comprises a support E1 arranged on a workbench 1, a positioning mechanism E2 for positioning an injector 2 arranged on a tool bar 3 is arranged on the workbench 1, an air blowing component E3 capable of blowing air to the injector 2 on the tool bar 3 is arranged on the workbench 1, a lifting plate E4 and a lifting cylinder E5 for driving the lifting plate E4 to reciprocate are arranged on the upper side of the workbench 1, a mounting seat E6 is fixedly connected on the lifting plate E4, a balancing piece E7 capable of swinging is arranged on the mounting seat E6, an air inlet E6c is vertically arranged on the mounting seat E6 and corresponds to the balancing piece E7, the air inlet E6c is positioned on the lower side of one end of the balancing piece E7 and on the upper side of the corresponding injector 2, and a sensing head E8 and the other end of the balancing piece E7 can be sensed by the sensing head E8 are arranged on the mounting seat E6. The mounting seat E6 of the blocking detection device E is provided with two rows of mounting grooves E6a which are arranged in parallel, the two rows of mounting grooves E6a are sequentially arranged at intervals, the inner ends of the two rows of mounting grooves E6a are all on the same straight line, the air inlet holes E6c are communicated with the corresponding mounting grooves E6a, the mounting grooves E6a are internally provided with balancing pieces E7, and the balancing pieces E7 are slightly smaller than the mounting grooves E6a and can swing in the mounting grooves E6 a.

The balancing piece E7 comprises a piece body E7a, convex bodies E7b which are symmetrically arranged are arranged on two sides of the piece body E7a, positioning grooves E6b which are used for embedding the convex bodies E7b are formed in two side edges of the mounting groove E6a, a cover plate E9 is fixedly connected to the upper side of the mounting seat E6, and the cover plate E9 is located on the upper side of the balancing piece E7. The cover plate E9 is provided with an air inlet cavity and a blowing hole E9a communicated with the air inlet cavity, and the blowing hole E9a faces one end of the balancing piece E7.

The air blowing assembly E3 comprises a lower mounting seat E3a and a lifting cylinder E3b which drives the lower mounting seat E3a to reciprocate, a lower air blowing rod E3c is fixedly connected to the lower mounting seat E3a, an air inlet E3c1 and an air outlet E3c2 are arranged on the lower air blowing rod E3c, the air inlets E3c1 on the lower air blowing rod E3c can correspond to the air inlet rods on the tool bars 3 one by one, and the lifting cylinder E3b can drive the lower air blowing rod E3c to ascend so that the air outlets E3c2 of the lower air blowing rod E3c are communicated with the air inlet rods on the tool bars 3.

The positioning mechanism E2 comprises a first positioning block E2a and a second positioning block E2b which are arranged in parallel, a channel for the tool bar 3 to horizontally pass through is formed between the first positioning block E2a and the second positioning block E2b, a convex blocking edge E2c is arranged on the inner side of the upper end of the first positioning block E2a and the inner side of the upper end of the second positioning block E2b, and the blocking edge E2c can be used for the upper end face of the tool bar 3 to abut against. The positioning mechanism E2 comprises a translation seat E2d positioned at one side of the positioning block E2a and a translation cylinder E2E capable of driving the translation seat E2d to horizontally and longitudinally move, the translation seat E2d is provided with a clamping plate E2f which is parallel to the tool bar 3, one side of the clamping plate E2f is provided with a row of clamping grooves E2f1, and a needle seat 2a of the injector 2 can be embedded into the clamping groove E2f 1. The translation seat E2d is provided with a clamping plate II E2g, the clamping plate II E2g is positioned on the upper side of the clamping plate I E2f, one side of the clamping plate II E2g is provided with a row of clamping grooves II E2g1, and one side of the needle tube 2b of the injector 2 can be embedded into the clamping grooves II E2g 1.

The workbench 1 is provided with a blocking plate E2h and a translation cylinder II E2j which drives the blocking plate E2h to move horizontally and longitudinally, the blocking plate E2h is positioned on one side of the clamping plate II E2g and is parallel to the clamping plate II E2g, and the blocking plate E2h can be propped against the other side of the needle tube 2b of the injector 2. As another way, a translation seat two E2i capable of horizontally and longitudinally reciprocating is arranged on one side of the positioning block two E2b, the blocking plate E2h is fixedly connected to the translation seat two E2i, a translation cylinder two E2j horizontally and transversely arranged is arranged on the workbench 1, a roller E2k is axially and fixedly connected to one side of the translation seat two E2i, a pushing block E2m is fixedly connected to a piston rod of the translation cylinder two E2j, and the pushing block E2m can push the roller E2k and enable the translation seat two E2i to horizontally and longitudinally move.

The image device EF can shoot the syringe 2 on the tool bar 3, and the image device EF comprises a support EF1 arranged on the workbench 1 and a translation cylinder EF2 for driving the support EF1 to horizontally and transversely move, wherein a mounting frame EF3 is arranged on the support EF1, and a camera EF4 is arranged on the mounting frame EF 3.

The silicone oil feeding device F can coat silicone oil on the outer side wall of a needle tube 2b of an injector 2 of the tool bar 3, the silicone oil feeding device comprises a bracket F1 arranged on a workbench 1, a rotatable rotating frame F2 is fixedly connected to the bracket F1 in an axial direction, a plurality of fixing plates F3 which are uniformly arranged by taking the axis of the rotating frame F2 as the center are arranged on the rotating frame F2, two clamping mechanisms F4 used for positioning the injector 2 are arranged on the fixing plates F3, a silicone oil groove F5 and a lifting cylinder F15 used for driving the silicone oil groove F5 to reciprocate are arranged on the lower side of the rotating frame F2, the clamping mechanisms F4 comprise positioning seats F4a which are axially arranged on the outer side wall of the fixing plates F3, positioning seats F4b are arranged on the positioning seats F4a and are transversely penetrated, the tool bar 3 provided with the injector 2 is transversely penetrated through the positioning grooves F4b, pressing plates F4c are arranged on the upper side of the positioning seats F2 in parallel, the pressing plates F4c are longitudinally and reciprocally translated relative to the positioning seats F4a and can be pressed on the injector 2, the pressing plates F4c can be axially translated, the pressing plates F4d can be driven by the pushing rods F4d can be axially translated, and the pushing rods F4d can be axially translated by driving the pushing rods 4d can be axially translated by driving mechanisms. One side of the rotating frame F2 is provided with an air blowing component which can blow air to the needle tube 2b of the injector 2 stained with silicone oil, and the silicone oil on the needle tube 2b is blown off through the air blowing component.

The driving mechanism F6 comprises a cam mechanism arranged between the push rod F4d and the workbench 1, the cam mechanism can drive the push rod F4d to axially translate, the axial translation of the push rod F4d can drive the corresponding pressing plate F4c to longitudinally translate, the cam mechanism comprises a cam F6a fixed on the workbench 1, one ends of the two push rods F4d are fixedly connected with a connecting block F4e, the upper end of the connecting block F4e is axially fixedly connected with a roller F6b, and the roller F6b can roll along the edge of the cam F6 a. As another way, the driving mechanism F6 is an air cylinder F6c with a cylinder body fixedly connected to the workbench 1, a piston rod of the air cylinder F6c is parallel to the push rods F4d, one ends of the two push rods F4d are fixedly connected with a connecting block F4e, and the piston rod of the air cylinder F6c can push the connecting block F4e to enable the two push rods F4d to axially move. The push rod F4d is fixedly connected with a push block F7 with inclined planes, the inclined planes of the push block F7 are abutted against the abutting plate F4c, and a spring is arranged between the abutting plate F4c and the positioning seat F4 a.

The waste removing device G can remove waste on the tool bar 3 and comprises a support G1, a shifting fork G2 and a cylinder G3 driving the shifting fork G2 to reciprocate horizontally and longitudinally, a fork groove G2a is formed in the shifting fork G2, and an inclined surface inclining downwards from inside to outside is arranged at the outer end of the shifting fork G2.

The waste product removing device G and the upper sheath device H are provided with a secondary blowing device GH capable of blowing air to the injector 2 on the tool bar 3, the secondary blowing device GH comprises a positioning plate GH1 arranged on the workbench 1 and a translation cylinder GH2 driving the positioning plate to move horizontally and longitudinally, a row of positioning grooves GH1a are arranged on the outer side of the positioning plate, the translation cylinder GH2 can push the positioning plate GH1 to translate so that the positioning grooves GH1a are clamped on the injector 2 of the tool bar 3, the lower side of the workbench 1 is provided with a blowing rod GH3 and a lifting cylinder GH4 driving the blowing rod to lift reciprocally, the blowing rod GH3 is provided with an air inlet and an air outlet, and the lifting cylinder GH4 can drive the blowing rod GH3 to lift so that an air outlet of the blowing rod GH3 is communicated with an air inlet rod on the tool bar 3.

Go up sheath device H and can load into syringe 2 needle file 2a on the frock strip 3 with sheath 2c, it is including setting up support H1 on workstation 1, be used for depositing sheath 2 c's feed bin H2, carry guide rail H3, swivel mount H4 and direction mould H5, carry guide rail H3's upside parallel is equipped with one row can be linked together with feed bin H2 and can supply the baffle box H3a of sheath 2c landing, be equipped with in the feed bin H2 and scrape flitch H6, the direction mould H5 level is equipped with one row and is the guiding hole H5a that vertical setting, be equipped with swivel mount H4 between the end of direction mould H5 and carry guide rail H3, be equipped with one row of hanging groove H4a that supplies sheath 2c to hang along its axial on the swivel mount H4, hanging groove H4a can rotate and be linked together with baffle box H3a and guiding hole H5a respectively, swivel mount H4 can rotate and carry the sheath 2c of baffle box H3a department to direction mould H5 department, and sheath 2c can be located frock strip 1H 5 department along vertical guiding hole H. The bracket H1 is provided with an air cylinder H7, a piston rod of the air cylinder H7 is fixedly connected with a rack, the rotating frame H4 is fixedly connected with a gear, and the rack is meshed with the gear.

The upper sheath device H and the blanking device I are provided with a sheath pressing device HI, the workbench 1 is fixedly connected with a sheath pressing support HI 1, the sheath pressing device HI comprises a sheath pressing plate HI2 arranged on the sheath pressing support HI 1 and a sheath pressing cylinder HI3 for driving the sheath pressing plate HI2 to reciprocate, and the sheath pressing device HI has the advantages of being good in sheath pressing effect and high in working efficiency.

The blanking device I can discharge and output the injector 2 on the tool bar 3, the blanking device comprises a bracket I1 arranged on the workbench 1, a horizontally arranged translation frame I2 and a driving mechanism for driving the translation frame I2 to reciprocate horizontally and longitudinally translate are arranged on the bracket I1, the driving mechanism is a translation cylinder I7 of which the cylinder body is fixedly connected to the workbench 1, and a piston rod of the translation cylinder I7 is fixedly connected with the translation frame I2. Be equipped with the shift fork I3 that can reciprocate vertical lift relative translation frame I2 on the translation frame I2, the up end of shift fork I3 is the level setting, and shift fork I3's outside border is equipped with a row of parallel arrangement's fork pocket I3a. The lower end face of the shifting fork I3 is provided with an abutting surface I3b which is obliquely arranged, a plurality of rollers I4 are fixedly connected to the workbench 1 in the axial direction, and the rollers I4 abut against the abutting surface I3 b. The inner end of the shifting fork I3 is fixedly connected with a sliding block I5, the outer side wall of the translation frame I2 is fixedly connected with a guide rail I6 which is vertically arranged, and the guide rail I6 is embedded in a sliding groove of the sliding block I5.

The horizontal shifting frame I2 is provided with a horizontally arranged shifting rod I9, the outer sides of two ends of the shifting rod I9 are provided with horizontally protruding shifting heads I9a, and the shifting heads I9a are wedge-shaped. The stirring head I9a is wedge-shaped, so that the stirring head I9a is conveniently inserted between two injectors of the tool bar, and accurate blanking is convenient.

Two ends of the material stirring rod I9 are fixedly connected with a guide rod I10 which is horizontally arranged, two guide sleeves I11 which are horizontally arranged are fixedly connected with the translation frame I2, and the guide rod I10 penetrates through the guide sleeves I11. The guide rod I10 is sleeved with a spring I12, and two ends of the spring I12 respectively lean against the stirring rod I9 and the translation frame I2. The workbench 1 is fixedly connected with a limiting rod I13, and the limiting rod I13 is arranged on one side of the shifting fork I3 in parallel and is used for the tool bar 3 to abut against. A plurality of blocking wheels I14 are axially and fixedly connected to the workbench 1, the blocking wheels I14 are located on one side of the roller I4, the blocking wheels I14 are located on the lower side of the shifting fork I3, and the lower ends of the shifting fork I3 can be abutted against the blocking wheels I14. One side of the workbench 1 is provided with a blanking opening, a guide chute I15 is arranged at the blanking opening, the lower end of the guide chute I15 is connected with the workbench 1, a notch at the lower end of the guide chute I15 is provided with a plugging plate I16 and a lifting cylinder II I8 driving the plugging plate I16 to lift, and the lifting cylinder II 8 can drive the plugging plate I16 to lift so as to plug the notch of the guide chute I15.

The injector 2 comprises a needle seat 2a, a needle tube 2b and a sheath 2c, the tool bar 3 is in a strip shape, a row of positioning rods 3a which can be used for introducing gas are arranged on the tool bar 3, the direction of the axial horizontal movement of the tool bar 3 is defined as horizontal and transverse, and the horizontal direction of the axial horizontal movement of the tool bar 3 is defined as horizontal and longitudinal. The conveying mechanism can drive the tool bar 3 to horizontally and transversely move and horizontally and longitudinally move, and the conveying mechanism adopts an air cylinder or a chain wheel and chain for transmission.

The work comprises the following steps:

1. Needle mounting device

The two conveying mechanisms convey two groups of corresponding tool bars 3 to the lower sides of the corresponding guide dies A5, the first guide die A5b is driven to horizontally move through the first translation air cylinder A8, the second guide die A5c is driven to horizontally move through the second translation air cylinder A9, the guide dies A5 are closed and the tool bars 3 are positioned, a needle seat 2a in a storage bin A2 slides onto a hanging groove A4a of a rotating frame A4 along a guide groove A3a of a conveying guide rail A3, the air cylinder A8 drives the rotating frame A4 to rotate through the transmission of a rack and pinion, and the needle seat 2a on the hanging groove A4a is turned into a guide hole A5a to slide onto a positioning rod 3a of the tool bars 3;

2. Needle pressing seat

The corresponding tool bar 3 is conveyed to a needle pressing seat device AB through a conveying mechanism, a needle pressing seat plate AB2 is driven to lift through a needle pressing seat cylinder AB3, and a needle seat 2a is pressed onto a positioning rod 3a of the tool bar 3;

3. Upper needle tube

The tool bar 3 is conveyed to the upper needle tube device B through the conveying mechanism, the needle tube 2B in the material placing groove B4 ascends to the upper side of the material placing groove B4 along with the single needle groove B5a through the ascending of the ejector plate B5, the needle tube 2B on the single needle groove B5a is scraped to the guide needle hole B2a through the movement of the scraper plate B3, and the needle tube 2B enters the needle seat 2a along the guide needle hole B2 a.

4. Glue applying

The corresponding tool bar 3 is conveyed to the gluing device C through the conveying mechanism, the lifting plate C2 is driven to descend to the needle tube 2b through the lifting cylinder C3, the needle tube 2b is clamped by the clamping cylinder C6, the clamping plate C5 and the needle rubbing plate C7 are enabled to work, the lifting cylinder C3 drives the lifting plate C2 to ascend, the needle tube 2b is enabled to be separated from the corresponding needle seat 2a, the two cylinders C14 drive the two supports C13 to longitudinally move so that the gluing wheel C12 can touch the needle tube 2b in the translation frame C9 in a translation mode, the translation cylinder C10 drives the translation frame C9 to horizontally and transversely move, meanwhile, the gluing wheel C12 rotates, glue is coated on one row of needle tubes 2b, the lifting plate C3 drives the lifting plate C2 to descend to insert the needle tube 2b into the corresponding syringe 2, the cylinder C8 drives the needle rubbing plate C7 to move, the needle rubbing plate C7 drives the needle tube 2b to rotate around the axis, and glue is uniformly coated between the needle rubbing plate 2b and the needle seat 2 a.

5. Drying

Carry the frock strip 3 that corresponds to drying device D department through conveying mechanism, drying device D includes stoving case and the conveyer belt of setting in the stoving incasement, and the conveyer belt carries frock strip 3 in the stoving incasement, dries the glue of syringe 2 on the frock strip 3.

6. Air cooling

The corresponding tool bars 3 are conveyed to the air cooling device DE, and the injectors 2 of the tool bars 3 positioned on the cooling plate DE1 are cooled by the fan DE 2.

7. Blocking detection

The conveying mechanism conveys the corresponding tool bar 3 with the positioned injector 2 to the blocking detection device E, the translation cylinder E2E drives the translation seat E2d to move horizontally and longitudinally, the clamping groove E2f1 of the clamping plate E2f is clamped on the needle seat 2a of the injector 2, the upper end face of the lug at the lower end of the needle seat 2a of the injector 2 abuts against the lower end face of the clamping plate E2f, the translation cylinder E2j drives the blocking plate E2h to move horizontally and longitudinally, one side of the needle tube 2b abuts against the baffle, the clamping groove E2g1 of the clamping plate E2g is clamped on the needle tube 2b of the injector 2, the injector 2 on the tool bar 3 is positioned, the lifting cylinder E5 drives the lifting plate E4 to descend, the upper end of the needle tube 2b of the injector 2 is close to or stretches into the air inlet hole E6c, the lifting cylinder E3b drives the lower air outlet E3c2 of the lower air blowing rod E3c to abut against the baffle, and the corresponding positioning rod E3 a on the tool bar 3 is driven by the lifting cylinder E3b, and whether the corresponding needle tube 2b is blocked by the air blowing rod E2 b is sensed by the corresponding air blowing rod E8 or not. The sensing head E8 is connected with the controller, and the sensing head E8 transmits sensed signals to the controller.

8. Image detection

Conveying mechanism carries corresponding frock strip 3 to image device EF department, drives mounting bracket EF3 horizontal lateral movement through translation cylinder EF2, shoots syringe 2 on the frock strip 3, detects the orientation of syringe 2 needle tubing 2b and the surface roughness of needle tubing 2b, gives the controller with information transfer, when frock strip 3 moves to waste product remove device G, the work of controller control waste product remove device G, will correspond unqualified waste product and remove, has improved the qualification rate of finished product.

9. Silicone oil

The conveying mechanism conveys the corresponding tool bar 3 to the upper silicone oil device F, the roller F6b slides along the edge of the cam F6a and slides to the highest position of the edge of the cam F6a, at the moment, the push rod F4d pushes the corresponding pressing plate F4c to move outwards simultaneously, so that the pressing plates F4c on the two positioning grooves F4b are in an open state, then the conveying mechanism conveys the tool bar 3 to the positioning groove F4b of the positioning seat F4a, then the servo motor F9 rotates, when the positioning seat F4a of the clamping mechanism F4 leaves the workbench 1, namely, the roller F6b is separated from the highest point of the cam F6a, meanwhile, the spring resets the push rod F4d and the pressing plate F4c, the edge of the pressing plate F4c presses against a needle head seat on the tool bar 3, the needle is positioned on the positioning seat F4a, the servo motor F9 drives the rotating frame F2 to rotate continuously, so that when the end part of the needle tube 2b is immersed into the silicone oil groove F5, then servo motor F9 drives swivel mount F2 and continues to rotate an angle, make the subassembly of blowing of going up silicone oil device F department blow to the syringe 2 that has stained with the silicone oil, then swivel mount F2 rotates when making the positioning seat F4a of this clamping mechanism F4 be located workstation 1, gyro wheel F6b slides along the edge of cam F6a and slides to the highest position at the edge of cam F6a and drive push rod F4d axial translation, push rod F4 d's axial translation drives the translation of pressing plate F4c longitudinal outside, make frock strip 3 be in the unclamping state, output this frock strip through conveying mechanism, need not to set up the axial translation of motor on the swivel mount F2, cylinder F6c or needle tubing etc. to need not to set up the electric wire on swivel mount F2, make the work of this 2b immersion oil device comparatively safe and reliable, have longer life simultaneously.

10. Reject removal

The conveying mechanism conveys the corresponding tool bars 3 to the position of the rejection device G, the controller receives signals of the blocking detection device E and signals of the imaging device EF, and the corresponding cylinder G3 is controlled to drive the corresponding shifting fork G2 to longitudinally move, so that the shifting fork G2 is inserted into the unqualified injector 2, the unqualified injector 2 ascends along the inclined surface of the shifting fork G2, the unqualified injector 2 is dismounted, and the device has the advantages of being high in rejection efficiency and simple in structure.

11. Secondary blowing

Conveying mechanism carries secondary gas blowing device GH department with corresponding frock strip 3, and translation cylinder GH2 can promote locating plate GH1 translation and make constant head tank GH1a card on the syringe 2 of frock strip 3, and lift cylinder GH4 can drive gas blowing pole GH3 and rise and make gas outlet and the frock strip 3 on of gas blowing pole GH3 be linked together, carries out secondary gas blowing to syringe 2 through gas blowing pole GH3, effectually avoided the jam of needle tubing 2 b.

12. Upper sheath 2c

The conveying mechanism conveys the corresponding tool bar 3 to the upper sheath device H, a needle seat 2a positioned in the feed bin H2 slides into a hanging groove H4a of the rotary frame H4 along a guide groove H3a of the conveying guide rail H3, a cylinder H7 drives the rotary frame H4 to rotate through the transmission of a gear rack, a sheath 2c on the hanging groove H4a is turned into a guide hole H5a to slide into an injector 2 of the tool bar 3, and the injector is sleeved outside a needle tube 2 b;

13. Jacket pressing 2c

The conveying mechanism conveys the corresponding tool bar 3 to a sheath pressing device HI, and the sheath pressing cylinder HI3 drives the sheath pressing plate HI2 to descend so that the sheath pressing plate HI2 presses the sheath 2c to the needle seat 2 a;

14 blanking

The conveying mechanism conveys the corresponding tool bar 3 to the HI of the jacket pressing device, the translation cylinder I7 drives the translation frame I2 to horizontally move so that the fork groove I3a of the shifting fork I3 is inserted into the positioning rod 3a of the tool bar 3, the tool bar 3 is abutted against the limiting rod I13, the abutting surface I3b is obliquely arranged, the translation frame I2 drives the shifting fork I3 to horizontally and longitudinally move, meanwhile, the roller I4 pushes the shifting fork I3 to lift, the shifting fork I3 pushes the injector 2 to move upwards, the shifting rod I9 abuts against the outer side wall of the injector 2 and compresses the spring I12, after the shifting fork I3 lifts the injector 2 from the positioning rod 3a, the shifting rod I9 pushes the injector 2 to horizontally and outwardly move under the action of elastic force of the spring I12 so that the injector 2 is dismounted from the tool bar 3, the blocking plate I16 is driven to lift by the lifting cylinder II 17, and the notch of the guide groove I15 is blocked or opened.

The automatic assembly line for the syringes is used for assembling the syringes, the syringes of two different types can be assembled at the same time, the automatic assembly line for the syringes has the advantages of being high in assembly efficiency and high in qualification rate of the assembled syringes, the automatic assembly line for the syringes can also be used for assembling the syringes of one type, and the automatic assembly line for the syringes has the advantage of being high in assembly efficiency.

The specific embodiments described herein are offered by way of example only to illustrate the spirit of the invention. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. The automatic assembly line for the syringes comprises a workbench, and is characterized in that two conveying mechanisms for conveying tool bars are arranged on the workbench, an upper needle seat device A, a needle pressing seat device AB, an upper needle tube device B, a gluing device C, a drying device D, an air cooling device DE, a blocking detection device E, an imaging device EF, a silicone oil applying device F, a waste removing device G, an upper sheath device H, a sheath pressing device HI and a blanking device I are sequentially arranged on one side of each conveying mechanism, and the corresponding tool bars can be sequentially conveyed to the devices by the conveying mechanisms;

The needle pressing seat device AB can press the needle seat onto the tool bar and position the needle seat on the tool bar, the work table is fixedly connected with the needle pressing seat support AB1, and the needle pressing seat device AB comprises a needle pressing seat plate AB2 arranged on the needle pressing seat support AB1 and a needle pressing seat cylinder AB3 driving the needle pressing seat plate AB2 to reciprocate;

The imaging device EF can shoot the injector on the tool bar, the imaging device EF comprises a bracket EF1 arranged on the workbench and a translation cylinder EF2 for driving the bracket EF1 to horizontally and transversely move, a mounting frame EF3 is arranged on the bracket EF1, and a camera EF4 is arranged on the mounting frame EF 3;

the waste removing device G can remove waste on the tool bars;

The blanking device I dismantles and outputs the injector positioned on the tool bar, the blanking device I comprises a bracket I1 arranged on a workbench, a horizontally arranged translation frame I2 and a driving mechanism for driving the translation frame I2 to reciprocate horizontally and longitudinally translate are arranged on the bracket I1, the driving mechanism is a translation cylinder I7 of which a cylinder body is fixedly connected on the workbench, a piston rod of the translation cylinder I7 is fixedly connected with the translation frame I2, a shifting fork I3 capable of vertically lifting and descending relative to the translation frame I2 is arranged on the translation frame I2, the upper end face of the shifting fork I3 is horizontally arranged, a row of fork grooves I3a which are arranged in parallel are arranged at the outer side edge of the shifting fork I3, an abutting face I3b which is obliquely arranged is arranged at the lower end face of the shifting fork I3, a plurality of rollers I4 are axially fixedly connected on the workbench and the rollers I4 abut against the abutting face I3b, the inner end of the shifting fork I3 is fixedly connected with a sliding block I5, the outer side wall of the shifting frame I2 is fixedly connected with a guide rail I6 which is vertically arranged, the guide rail I6 is embedded in a sliding groove of the sliding block I5, the shifting frame I2 is provided with a horizontally arranged shifting rod I9, the outer sides of two ends of the shifting rod I9 are provided with horizontally protruding shifting heads I9a, the shifting heads I9a are wedge-shaped, two ends of the shifting rod I9 are fixedly connected with a guide rod I10 which is horizontally arranged, the shifting frame I2 is fixedly connected with two guide sleeves I11 which are horizontally arranged, the guide rod I10 penetrates through the guide sleeve I11, the guide rod I10 is sleeved with a spring I12, two ends of the spring I12 respectively lean against the shifting rod I9 and the shifting frame I2, the workbench is fixedly connected with a limit rod I13, the limiting rod I13 is arranged on one side of the shifting fork I3 in parallel, the limiting rod I13 is used for supporting the tool bars, a plurality of blocking wheels I14 are axially and fixedly connected to the workbench, the blocking wheels I14 are located on one side of the idler wheels I4, the blocking wheels I14 are located on the lower side of the shifting fork I3, and the lower end of the shifting fork I3 can support against the blocking wheels I14.

2. The automatic injector assembly line according to claim 1, wherein the upper needle seat device A comprises a bracket A1 arranged on a workbench, a bin A2 for storing needle seats, a conveying guide rail A3, a rotating frame A4 and a guide die A5, a row of guide tanks A3a which can be communicated with the bin A2 and can be used for sliding the needle seats are arranged on the upper side of the conveying guide rail A3 in parallel, a scraping plate A6 is arranged in the bin A2, a row of guide holes A5a which are vertically arranged are horizontally arranged in the guide die A5, a rotating frame A4 is arranged between the guide die A5 and the tail end of the conveying guide rail A3, a row of hanging grooves A4a for hanging the needle seats are arranged on the rotating frame A4 along the axial direction of the rotating frame, the material hanging groove A4a can rotate and is respectively communicated with the material guiding groove A3a and the guiding hole A5a, the rotating frame A4 can rotate and convey a needle seat at the position of the material guiding groove A3a to the position of the guiding die A5, the needle seat can vertically fall onto a tool bar positioned at the position of the support A1 along the guiding hole A5a, the support A1 is provided with the air cylinder A8, a piston rod of the air cylinder A8 is fixedly connected with a rack, the rotating frame A4 is fixedly connected with a gear and is meshed with the gear, the guiding die A5 comprises a guiding die A5b and a guiding die A5c, and the workbench is provided with a translation air cylinder A8 for driving the guiding die A5b to reciprocate and a translation air cylinder A9 for driving the guiding die A5c to reciprocate and translate.

3. The automatic injector assembly line according to claim 1, wherein the needle feeding tube device B comprises a bracket B1, a guide needle die B2 and a scraping plate B3, the bracket B1 is provided with a material placing groove B4, a row of ejector plates B5 capable of synchronously lifting are arranged in the material placing groove B4 in a penetrating manner, the upper end face of the ejector plates B5 is provided with a single needle groove B5a, the guide needle die B2 is provided with a row of guide needle holes B2a for the needle tubes to vertically fall, and the scraping plate B3 can reciprocate and scrape the needle tubes in the single needle groove B5a into the corresponding guide needle holes B2 a.

4. The automatic injector assembly line according to claim 1,2 or 3, wherein the gluing device C comprises a bracket C1, a lifting plate C2 and a lifting cylinder C3 driving the lifting plate C2 to reciprocate are arranged on the bracket C1, a clamping plate C4 and a clamping plate C5 and a clamping cylinder C6 driving the clamping plate C4 and the clamping plate C5 to reciprocate relatively are arranged on the lifting plate C2, a rubbing plate C7 and a cylinder C8 driving the rubbing plate C7 to reciprocate along the edge line of the rubbing plate C4 are arranged on the lower side of the clamping plate C4 in parallel, a translation frame C9 and a translation cylinder C10 driving the translation frame C9 to reciprocate horizontally are arranged on one side of the bracket C1, a glue groove C11 is arranged on the translation frame C9, a rotatable gluing wheel C12 is arranged on the glue groove C11, a bracket C13 is arranged on the translation frame C9, a bracket C13 is arranged on the translation frame C13 and a cylinder C14 is arranged on the translation frame C13, and the translation frame C14 is arranged on the translation frame C13.

5. An automatic injector assembly line according to claim 1,2 or 3, wherein an air cooling device DE is arranged between the drying device D and the blocking detection device E, the air cooling device DE comprises a cooling plate DE1 horizontally arranged, a channel for a tool bar to pass through is arranged on the cooling plate DE1, a plurality of through cooling holes are formed in the cooling plate DE1, and a fan DE2 is arranged on the upper side of the cooling plate.

6. The automatic assembly line for the injector according to claim 1, wherein two rows of parallel mounting grooves E6a are arranged on a mounting seat E6 of the blocking detection device E, the two rows of mounting grooves E6a are sequentially arranged at intervals, inner ends of the two rows of mounting grooves E6a are all in the same straight line, an air inlet E6c is communicated with the corresponding mounting groove E6a, balance pieces E7 are arranged in the mounting groove E6a, the balance pieces E7 are slightly smaller than the mounting groove E6a, the balance pieces E7 can swing in the mounting groove E6a, the balance pieces E7 comprise sheet bodies E7a, two sides of the mounting groove E7a are provided with symmetrically arranged convex bodies E7b, the upper sides of the mounting seat E6a are fixedly connected with cover plates E9, the cover plates E9 are positioned on the upper sides of the mounting seat E6a, the upper side of the cover plates E9 are positioned on the lower side of the mounting seat E3a, the lower air inlet E3c is connected with an air inlet rod E3c of the lower air cylinder 3c, the upper cover plate 3c is arranged on the lower side of the mounting seat E3a lifting assembly E3c, and the lifting assembly E3c is connected with the lower air inlet 3c is driven by the lifting assembly E3 c.

7. The automatic injector assembly line according to claim 6, wherein the positioning mechanism E2 comprises a first positioning block E2a and a second positioning block E2b which are arranged in parallel, a channel for a tool bar to horizontally pass through is formed between the first positioning block E2a and the second positioning block E2b, a protruding blocking edge E2c is arranged on the inner side of the upper end of the first positioning block E2a and the inner side of the upper end of the second positioning block E2b, the blocking edge E2c can be used for abutting against the upper end face of the tool bar, the positioning mechanism E2 comprises a translation seat E2d positioned on one side of the first positioning block E2a and a translation cylinder E2E capable of driving the translation seat E2d to horizontally and longitudinally move, a clamping plate E2f which is arranged in parallel to the tool bar is arranged on the translation seat E2d, a row of clamping grooves E2f1 on one side of the clamping plate E2f can be embedded into the clamping groove E2f1, a row of clamping plates E2g on one side of the clamping plate E2g can be embedded into the clamping groove E2g on one side of the second clamping plate E2 g.

8. The automatic injector assembly line according to claim 7, wherein a blocking plate E2h is arranged on the workbench, the blocking plate E2h is positioned on one side of the clamping plate II E2g and is parallel to the clamping plate II E2g, the blocking plate E2h can be abutted against the other side of the needle tube of the injector, a translation seat II E2i capable of horizontally and longitudinally moving in a reciprocating manner is arranged on one side of the positioning block II E2b, the blocking plate E2h is fixedly connected to the translation seat II E2i, a translation cylinder II E2j horizontally and transversely arranged is arranged on the workbench, a roller E2k is axially fixedly connected to one side of the translation seat II E2i, a push block E2m is fixedly connected to a piston rod of the translation cylinder II E2j, and the push block E2m can push the roller E2k and enable the translation seat II E2i to horizontally and longitudinally move.

9. An automatic syringe assembling line according to claim 1,2 or 3, wherein said driving mechanism F6 comprises a cam mechanism disposed between said push rod F4d and said table, said cam mechanism being capable of driving said push rod F4d to translate axially, said axial translation of said push rod F4d being capable of driving said pressing plate F4c to translate longitudinally.

10. The automatic injector assembly line according to claim 9, wherein the push rod F4d is fixedly connected with a push block F7 having an inclined surface, the inclined surface of the push block F7 abuts against the pressing plate F4c, a spring is disposed between the pressing plate F4c and the positioning seat F4a, the cam mechanism comprises a cam F6a fixed on the workbench, one end of the push rod F4d is provided with a roller F6b fixedly connected in an axial direction, and the roller F6b can roll along the edge of the cam F6 a.

11. An automatic injector assembly line according to claim 1,2 or 3, wherein the reject removing device G comprises a bracket G1, a shifting fork G2 and a cylinder G3 driving the shifting fork G2 to reciprocate horizontally and longitudinally are arranged on the bracket G1, a fork groove G2a is arranged on the shifting fork G2, and an inclined surface inclined from inside to outside is arranged at the outer end of the shifting fork G2.

12. The automatic injector assembly line according to claim 1,2 or 3, wherein a secondary air blowing device GH capable of blowing air to the injector on the tool bar is arranged between the waste removing device G and the upper sheath device H, the secondary air blowing device GH comprises a positioning plate GH1 arranged on a workbench and a translation air cylinder GH2 driving the positioning plate to move horizontally and longitudinally, a row of positioning grooves GH1a are arranged on the outer side of the positioning plate, the translation air cylinder GH2 can push the positioning plate GH1 to translate so that the positioning grooves GH1a are clamped on the injector of the tool bar, an air blowing rod GH3 and a lifting air cylinder GH4 driving the air blowing rod to lift reciprocally are arranged on the lower side of the workbench, an air inlet and an air outlet are arranged on the air blowing rod GH3, and the lifting air cylinder GH4 can drive the air blowing rod GH3 to lift so that the air outlet of the air blowing rod GH3 is communicated with an air inlet rod on the tool bar.

13. An automatic injector assembly line according to claim 1,2 or 3, characterized in that the upper sheath device H comprises a bracket H1 arranged on a workbench, a bin H2 for storing the sheath, a conveying guide rail H3, a rotating frame H4 and a guide die H5, a row of guide grooves H3a which can be communicated with the bin H2 and can be used for sliding off the sheath are arranged on the upper side of the conveying guide rail H3 in parallel, a scraping plate H6 is arranged in the bin H2, a row of guide holes H5a which are vertically arranged are horizontally arranged in the guide die H5, a rotating frame H4 is arranged between the guide die H5 and the tail end of the conveying guide rail H3, a row of hanging grooves H4a for hanging the sheath are arranged on the rotating frame H4 along the axial direction of the rotating frame H4, the hanging grooves H4a can rotate and are respectively communicated with the guide grooves H3a and the guide holes H5a, the rotating frame H4 can rotate the guide grooves H3a and convey the sheath to the guide grooves H5a along the guide holes H5a, and the rotating frame H4 can be located on the guide grooves H1 and the guide grooves H5a along the guide holes.

14. The automatic injector assembly line according to claim 13, wherein the bracket H1 is provided with a cylinder H7, a piston rod of the cylinder H7 is fixedly connected with a rack, the rotating frame H4 is fixedly connected with a gear, and the rack is meshed with the gear.

15. An automatic injector assembly line according to claim 1,2 or 3, wherein a jacket pressing device HI is arranged between the upper jacket pressing device H and the blanking device I, the jacket pressing device HI comprises a jacket pressing support HI1, and a jacket pressing plate HI2 and a jacket pressing cylinder HI3 which drives the jacket pressing plate HI2 to reciprocate are arranged on the jacket pressing support HI 1.