CN110497229B

CN110497229B - Frock clamp is used in processing of spray gun rifle body

Info

Publication number: CN110497229B
Application number: CN201910741592.5A
Authority: CN
Inventors: 林帮法
Original assignee: ZHEJIANG AUARITA PNEUMATIC TOOLS LLC
Current assignee: ZHEJIANG AUARITA PNEUMATIC TOOLS LLC
Priority date: 2019-08-05
Filing date: 2019-08-12
Publication date: 2023-08-29
Anticipated expiration: 2039-08-12
Also published as: CN110497229A; CN210435784U

Abstract

The invention provides a tool clamp for machining a spray gun body of a spray gun, and belongs to the technical field of spray guns. It has solved the low problem of machining efficiency of current rifle body. This frock clamp is used in processing of spray gun rifle body, including the bottom plate, its characterized in that, set up locating component one, locating component two, locating component three and locating component four along horizontal interval in proper order on the bottom plate, locating component one can compress tightly the location to the rifle body that the slope was placed, locating component two can compress tightly the location simultaneously to two vertically placed rifle bodies, locating component three can compress tightly the location to the rifle body expansion that vertically was placed, locating component four can compress tightly the location to the rifle body that lies down. This frock clamp can once only fix a plurality of rifle bodies to the position of putting of rifle body on frock clamp has multiple form, makes to bore and attacks the center and can once only carry out simultaneous drilling and tapping to the different positions of different rifle bodies, has showing and has improved rifle body machining efficiency.

Description

Frock clamp is used in processing of spray gun rifle body

Technical Field

The invention belongs to the technical field of machining of a spray gun body, and relates to a fixture, in particular to a fixture for machining a spray gun body.

Background

The spray gun is a device using compressed air as power, and mainly comprises a gun body, a spanner, a gun kettle, a spray nozzle, various valves and a plurality of pneumatic components arranged in the gun body, wherein the gun body of the spray gun is generally formed by die casting, and other parts are arranged on the gun body, so that the gun body after the die casting needs to be drilled, tapped, milled and the like so as to meet the installation requirements of all parts. Because the parts to be mounted on the gun body are more, and the mounting positions of all parts on the gun body are different, drilling or/and tapping is/are needed to be carried out at a plurality of positions on the gun body, because the drilling sizes are different, and the drilling inclined holes are needed, and the positions of the gun body are different due to different drilling positions, a plurality of processing devices are needed to be equipped when the gun body is processed, each device is provided with different gun body positioning fixtures and drill bits with different sizes, and each device is only processed by one working procedure, so that the number of processing devices is more, and the processing efficiency is low.

At present, chinese patent net discloses a spray gun processingequipment [ authorized bulletin number: CN103691971B, including the centre gripping carousel, first fixed base and processing unit, the axial is provided with the slide rail on the first fixed base, processing unit sets up on the slide rail and axial motion and lateral shifting on the slide rail, processing unit includes second fixed base and processing base, processing base sets up in second fixed base upper surface and circumference rotation on the second fixed base, processing base side level is provided with a plurality of processing cutter, processing cutter carries out processing to spray gun different positions. When the gun body processing device is used, the clamping turntable is clamped and positioned with a plurality of gun bodies, the placing modes of the gun bodies are the same, a cutter required by processing is determined before processing, the processing unit moves and approaches the clamping turntable to process the gun bodies, the clamping turntable returns to the initial position after the processing is completed, and the clamping turntable rotates by a certain angle, so that the next gun body can be processed by the processing unit conveniently.

The spray gun processing device can process different parts of the spray gun, but only processes the surface of the spray gun, and because the arrangement modes of a plurality of gun bodies on the clamping rotary table are the same, the processing device cannot drill or tap a plurality of positions of the gun bodies even after the cutter on the processing unit is replaced.

Disclosure of Invention

The invention aims to solve the problems in the prior art, and provides a tool clamp for processing a spray gun body, which aims to solve the technical problems that: how to improve the processing efficiency of the gun body.

The aim of the invention can be achieved by the following technical scheme:

the utility model provides a frock clamp is used in processing of spray gun rifle body, includes the bottom plate, its characterized in that, set up locating component one, locating component two, locating component three and locating component four along horizontal interval in proper order on the bottom plate, locating component one can compress tightly the location to the rifle body that the slope was placed, locating component two can compress tightly the location simultaneously to two vertically placed rifle bodies, locating component three can compress tightly the location to the rifle body expansion that vertically placed, locating component four can compress tightly the location to the rifle body that lies down and place.

The tool fixture is arranged in a drilling and tapping center for use, when the tool fixture is used, gun bodies are sequentially arranged on a first positioning component, a second positioning component, a third positioning component and a fourth positioning component, the first positioning component, the second positioning component, the third positioning component and the fourth positioning component are used for positioning the gun bodies respectively, the gun bodies pressed and positioned by the first positioning component are placed in an inclined mode, and the drill bit of the drilling and tapping center can be used for machining inclined holes in the gun bodies by the aid of the placing mode of the gun bodies; the second positioning component is used for simultaneously compacting and positioning two vertically placed gun bodies, at the moment, the gun heads of the gun bodies face upwards, so that a drill bit in the drilling center can drill and tap at the gun head position of the gun bodies, and the second positioning component can be used for positioning the two gun bodies at one time, and the machining efficiency is improved; the gun body is positioned by the third positioning assembly in an expanding manner, the gun body is vertically placed, the gun head of the gun body faces upwards, a drill bit of the drilling center can drill a hole in an air valve installation position on the gun body, the gun body is quickly assembled and disassembled on the third positioning assembly in an expanding positioning manner, in addition, the second positioning assembly and the third positioning assembly are used for positioning the vertically placed gun body, but the machining position of the gun body on the second positioning assembly and the machining position of the gun body on the third positioning assembly are different by the drilling center; the gun body is placed on the positioning assembly four in a lying mode and is pressed and positioned, and a drill bit in the drilling center can drill and tap the side face of the gun body. This frock clamp can once only fix a plurality of rifle bodies to the position of putting of rifle body on frock clamp has multiple form, makes to bore and attack the center and can once only carry out simultaneous drilling and tapping to the different positions of different rifle bodies, and after the rifle body processing on locating component one was accomplished, can move this rifle body to locating component two on and reposition, bore and attack the center and carry out drilling and tapping to another position of this rifle body, and so on, this rifle body still can be shifted to locating component three and locating component four on, accomplishes drilling and tapping of each position of rifle body, has shown and has improved rifle body machining efficiency.

In the tooling fixture for processing the gun body of the spray gun, the first positioning assembly comprises two vertical plates fixed on the base plate and an inclined plate fixed at the upper ends of the two vertical plates, the first positioning block and the second positioning block are fixed on the inclined plate and are oppositely arranged, a first positioning groove is formed in one side face of the first positioning block, which faces the second positioning block, a first positioning pin is arranged on the second positioning block in a sliding mode, and a first driving source used for driving the first positioning pin to slide towards the first positioning block is arranged on one vertical plate. When the positioning assembly is used for positioning the gun body, the gun body is placed along the inclined plane of the inclined plate, the gun head of the gun body extends into the positioning groove I, the driving source I drives the positioning pin I to move towards the positioning block I, the end part of the positioning pin I is abutted against the gun body, the gun body is pressed and positioned, and at the moment, the gun body is placed in an inclined state and is firmly positioned, and the drilling and tapping center is convenient for machining inclined holes on the gun body.

In the tool fixture for machining the gun body of the spray gun, the first driving source comprises a first hinging seat fixed on the first vertical plate, a first driving rod hinged on the first hinging seat and a first cylinder fixed on the first vertical plate, wherein the upper end and the lower end of the first driving rod are respectively provided with a first strip-shaped groove, the outer end of a piston rod of the first cylinder and the tail end of the first positioning pin are respectively provided with a limiting part, the limiting part on the first positioning pin is positioned in the strip-shaped groove at the upper end of the driving rod, the limiting part on the piston rod of the first cylinder is positioned in the strip-shaped groove at the lower end of the driving rod, and the front side and the rear side of the limiting part are respectively provided with a limiting surface capable of being abutted against the first driving rod. When the piston rod of the first cylinder extends outwards, the lower end of the first driving rod abuts against the limiting surface to drive the lower end of the first driving rod to swing outwards, the upper end of the first opposite driving rod swings inwards, the upper end of the first driving rod abuts against the limiting surface to drive the first positioning pin to move towards the first positioning block, and the first positioning pin is used for pressing the gun body; in this structure, spacing portion inserts in bar groove one through bar groove one's upper end opening for the actuating lever is convenient with being connected of piston rod and locating pin one.

In the tooling fixture for machining the gun body of the spray gun, the first support column, the second support column and the third support column are fixed on the upper surface of the inclined plate, the first support column is close to the middle position of the upper edge of the inclined plate, the second support column is close to the middle position of the lower edge of the inclined plate, the third support column is located obliquely above the second support column, and the height of the second support column is greater than that of the first support column. Because the shape of the gun body is irregular, the first support column and the third support column respectively lean against different positions of the gun body, and the second support column is used for limiting the gun body to slide down along the inclined plate, so that the gun body can be placed on the inclined plate to keep balance.

In the tooling fixture for processing the gun body of the spray gun, the second positioning assembly comprises two vertical plates fixed on the bottom plate, the two vertical plates are oppositely arranged, support tables are fixed on the outer side surfaces of the two vertical plates, support columns IV are fixed on the support tables, support columns V and support columns VI are fixed on the outer side surfaces of the two vertical plates, and the length of the support column VI is greater than that of the support column V; a limiting block is fixed on the upper end face of the second vertical plate, a yielding groove is formed in the outer side face of the limiting block, a limiting convex edge is arranged above the yielding groove, and a circular arc-shaped notch is formed in the limiting convex edge; the rear end face of each vertical plate II is fixedly provided with a hinge seat II, the positioning assembly II further comprises a first compression rod, a connecting rod and a second cylinder, the second cylinder is located between the two vertical plates II and fixed on the bottom plate through a mounting frame, the middle part of the first compression rod is hinged to the second hinge seat II, the front end of the first compression rod is fixedly provided with a first compression block, the outer end of a piston rod of the second cylinder is fixedly provided with a fifth hinge seat, and one end of the connecting rod is hinged to the rear end of the first compression rod, and the other end of the connecting rod is hinged to the fifth hinge seat. When the second positioning assembly is used for positioning the gun body, the gun body is firstly placed on one side of the second vertical plate, the fourth support column and the sixth support column on the support table are matched to support the gun body, the fifth support column is propped against the side wall of the gun body, the gun head is positioned in the abdicating groove, and the part of the upper end of the gun head is positioned in the notch, so that the gun body is kept in a balanced state when placed vertically, and drilling and tapping of the gun head position are facilitated; when the piston rod of the second air cylinder extends outwards, one end of the two connecting rods is driven to swing outwards simultaneously, at the moment, the other ends of the two connecting rods swing inwards and drive the first compression rods to swing respectively, the end part of the first compression rod provided with the first compression block swings towards the two sides of the vertical plate, the first compression block is compressed on the gun body, and the gun body is positioned; the setting mode of this structure makes two rifle bodies of locating component two ability simultaneous localization, improves the location efficiency of rifle body to two depression bars of a cylinder drive are first, make the structure of locating component two compacter.

In the fixture for processing the spray gun body, the positioning assembly III comprises a riser III and a riser IV which are staggered from front to back, a limiting rod which is arranged transversely is arranged on the riser III, a supporting column seven is fixed on the side wall of the riser IV, a platform is fixed on one side wall of the riser III, a boss is arranged on the upper surface of the platform, an expansion sleeve is fixed on the upper surface of the boss, a supporting rod which can outwards prop up the expansion sleeve is arranged in the expansion sleeve, and a cylinder III which is used for the supporting rod to move vertically is arranged below the boss. When the gun body is used, the expansion sleeve is inserted into one hole at the tail part of the gun body, the third air cylinder drives the supporting rod to move downwards, the supporting rod outwards expands the expansion sleeve, the expansion sleeve is tightly matched with the hole at the tail part of the gun body, the gun body is positioned on the boss, the seventh support column abuts against the outer side wall of the gun body, and the gun body is vertically placed.

In the tool clamp for processing the spray gun body, the inner edge of the upper end of the expansion sleeve is provided with a chamfer, a plurality of linear grooves are formed in the expansion sleeve at intervals along the circumferential direction, the expansion sleeve is divided into a plurality of hanging elastic valve pieces by the plurality of linear grooves, the upper end of the supporting rod is provided with a supporting block in a round table shape, the small end and the large end of the supporting block face upwards, the diameter of the upper end face of the supporting block is larger than the inner diameter of the expansion sleeve, and the diameter of the lower end face of the supporting block is smaller than the inner diameter of the expansion sleeve. In this structure, the third drive vaulting pole of cylinder moves down for the supporting shoe enters into in the tight cover that expands, and the chamfer is to the supporting shoe entering into the tight cover that expands in play the effect of direction, and the supporting shoe enters into the in-process in the tight cover that expands, and the supporting shoe is slowly outwards propped up a plurality of elastic lamella for the elastic lamella offsets with the pore wall, realizes the tight location of expanding to the rifle body, and this kind of fixed mode makes the rifle body fix a position firm on the one hand, and on the other hand when the rifle body bores and attacks the back of finishing, the rifle body can be quick dismantle from locating component three.

In the tooling fixture for processing the gun body of the spray gun, the positioning assembly IV comprises two vertical plates V and a flat plate fixed at the upper end of the vertical plates V, a support column V is arranged on the upper surface of the flat plate, a positioning block III and a positioning block IV are fixed on the flat plate, the positioning block III and the positioning block IV are oppositely arranged, a positioning groove II is formed in one side surface of the positioning block III, a positioning pin II is arranged on the positioning block IV in a sliding mode, and a driving source II for driving the positioning pin II to slide towards the positioning block III is arranged on one vertical plate IV; the upper surface of the flat plate is fixedly provided with a hinging seat III, the positioning assembly IV comprises a compression bar II and a cylinder IV, the middle part of the compression bar II is hinged to the hinging seat III, the outer end of a piston rod of the cylinder IV is hinged to the rear end of the compression bar II, and the front end of the compression bar II is fixedly provided with a compression block II. When the gun body is used, the gun body is placed on the flat plate in a lying mode, the support column plays a role in supporting the gun body, the gun head of the gun body extends into the second positioning groove, the second driving source drives the second positioning pin to move towards the third direction of the positioning block, the second positioning pin is pressed on the tail of the gun body, in addition, the fourth cylinder drives the second pressing rod to swing, the second pressing block on the second pressing rod is pressed on the gun body, and the positioning effect of the gun body is further enhanced.

In the tooling fixture for processing the spray gun body, the positioning assembly IV comprises a sliding block, the positioning pins II are two and are fixed on the sliding block, and the lower surface of the sliding block is provided with a groove; the driving source II comprises a hinging seat IV fixed on a riser IV, a driving rod II hinged on the hinging seat IV and a cylinder V fixed on the riser IV, wherein the upper end of the driving rod II extends into the groove, and the lower end of the driving rod II is connected with the outer end of a piston rod of the cylinder V. In the structure, the air cylinder five drives the driving rod two to swing back and forth, so that the upper end of the driving rod two drives the sliding block to horizontally move back and forth, the sliding block moves in the process of driving the two positioning pins two to simultaneously move, the two positioning pins two can simultaneously lean against the gun body, the gun body is subjected to multi-point positioning, and the positioning effect of the gun body is improved.

Compared with the prior art, the tool clamp for processing the spray gun body has the following advantages: this frock clamp can once only fix a plurality of rifle bodies to the position of putting of rifle body on frock clamp has multiple form, makes to bore and attack the center and can once only carry out simultaneous drilling and tapping to the different positions of different rifle bodies, and after the rifle body processing on locating component one was accomplished, can move this rifle body to locating component two on and reposition, bore and attack the center and carry out drilling and tapping to another position of this rifle body, and so on, this rifle body still can be shifted to locating component three and locating component four on, accomplishes drilling and tapping of each position of rifle body, has shown and has improved rifle body machining efficiency.

Drawings

Fig. 1 is a schematic perspective view of a gun body according to the present invention.

Fig. 2 is a schematic perspective view of the present invention.

Fig. 3 is a schematic perspective view of a positioning assembly according to the present invention.

Fig. 4 is an enlarged schematic view of the portion a in fig. 3.

Fig. 5 is a schematic perspective view of a second positioning assembly according to the present invention.

Fig. 6 is a schematic perspective view of a positioning assembly three according to the present invention.

Fig. 7 is a schematic cross-sectional view of a third positioning assembly of the present invention.

Fig. 8 is a schematic perspective view of a positioning assembly according to the present invention.

Fig. 9 is a second perspective view of a fourth positioning assembly of the present invention.

In the figure, 1, a bottom plate; 2. positioning a first component; 21. a first vertical plate; 22. an inclined plate; 23. a first positioning block; 23a, positioning groove I; 24. a second positioning block; 25. positioning pin I; 26. a first driving source; 261. a hinge seat I; 262. a first driving rod; 262a, a first bar-shaped groove; 263. a first cylinder; 264. a limit part; 265. a limiting surface; 27. a first support column; 28. a second support column; 29. a third support column; 3. a second positioning component; 30. a hinge seat II; 31. a second vertical plate; 32. a support table; 33. a support column IV; 34. a fifth support column; 35. a sixth support column; 36. a limiting block; 361. a relief groove; 362. limiting convex edges; 363. a notch; 37. a first compression bar; 38. a connecting rod; 39. a second cylinder; 4. positioning components III; 41. a vertical plate III; 42. a vertical plate IV; 43. a support column seven; 44. a platform; 45. a boss; 46. an expansion sleeve; 461. chamfering; 462. a wire groove; 463. an elastic flap; 47. a brace rod; 471. a support block; 48. a third cylinder; 5. a positioning component IV; 50. a slide block; 51. a vertical plate V; 52. a flat plate; 53. a third positioning block; 531. a positioning groove II; 54. a positioning block IV; 55. a second positioning pin; 56. a second driving source; 561. a hinging seat IV; 562. a second driving rod; 563. a fifth cylinder; 57. a hinging seat III; 58. a second compression bar; 581. a second compression block; 59. a fourth cylinder; 501. a groove; 502. support column eight; 6. a gun body; 7. a mounting frame; 8. a hinging seat V; 9. and a limit rod.

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 and 2, the tool fixture for processing the gun body of the spray gun comprises a bottom plate 1, wherein a first positioning component 2, a second positioning component 3, a third positioning component 4 and a fourth positioning component 5 are arranged on the bottom plate 1 at intervals in the transverse direction.

As shown in fig. 2, 3 and 4, the positioning assembly 1 comprises two vertical plates 21 fixed on the bottom plate 1 and an inclined plate 22 fixed at the upper ends of the two vertical plates 21, a first support column 27, a second support column 28 and a third support column 29 are fixed on the upper surface of the inclined plate 22, the first support column 27 is close to the middle position of the upper edge of the inclined plate 22, the second support column 28 is close to the middle position of the lower edge of the inclined plate 22, the third support column 29 is positioned obliquely above the second support column 28, and the height of the second support column 28 is greater than the height of the first support column 27 and greater than the height of the third support column 29. The inclined plate 22 is fixedly provided with a first positioning block 23 and a second positioning block 24, the first positioning block 23 and the second positioning block 24 are oppositely arranged, one side surface of the first positioning block 23 facing the second positioning block 24 is provided with a first positioning groove 23a, the second positioning block 24 is provided with a first positioning pin 25 in a sliding manner, and one of the vertical plates 21 is provided with a first driving source 26 for driving the first positioning pin 25 to slide towards the first positioning block 23. Specifically, the first driving source 26 includes a first hinge seat 261 fixed on the first riser 21, a first driving rod 262 hinged on the first hinge seat 261, and a first cylinder 263 fixed on the first riser 21, wherein the upper and lower ends of the first driving rod 262 are both provided with a first bar-shaped groove 262a, the outer end of a piston rod of the first cylinder 263 and the tail end of the first positioning pin 25 are both provided with a limiting part 264, the limiting part 264 on the first positioning pin 25 is positioned in the first bar-shaped groove 262a at the upper end of the first driving rod 262, the limiting part 264 on the piston rod of the first cylinder 263 is positioned in the first bar-shaped groove 262a at the lower end of the first driving rod 262, and the front and rear sides of the limiting part 264 are both provided with limiting surfaces 265 capable of propping against the first driving rod 262.

When the positioning assembly I2 is used for positioning the gun body 6, the gun body 6 is placed along the inclined plane of the inclined plate 22, the shape of the gun body 6 is irregular, the first support column 27 and the third support column 29 are respectively abutted against different positions of the gun body 6, the second support column 28 is used for limiting the gun body 6 to slide down along the inclined plate 22, so that the gun body 6 can be placed on the inclined plate 22 to keep balance, the gun head of the gun body 6 extends into the positioning groove I23 a, the first cylinder 263 drives the first positioning pin 25 to move towards the first positioning block 23 through the first driving rod 262, the first positioning pin 25 is used for pressing the gun body 6, the gun body is pressed and positioned, and at the moment, the gun body 6 is placed in an inclined shape, so that the gun body 6 can be conveniently drilled and tapped by the drilling center.

As shown in fig. 5, the positioning component two 3 comprises two vertical plates two 31 fixed on the bottom plate 1, the two vertical plates two 31 are oppositely arranged, the outer side surfaces of the vertical plates two 31 are both fixed with a supporting table 32, the supporting table 32 is fixed with a supporting column four 33, the outer side surface of the vertical plate two 31 is fixed with a supporting column five 34 and a supporting column six 35, and the length of the supporting column six 35 is greater than that of the supporting column five 34; a limiting block 36 is fixed on the upper end surface of the second vertical plate 31, a yielding groove 361 is formed in the outer side surface of the limiting block 36, a limiting convex edge 362 is arranged above the yielding groove 361 of the limiting block 36, and a circular arc-shaped notch 363 is formed in the limiting convex edge 362; the rear end face of each vertical plate II 31 is fixedly provided with a hinge seat II 30, the positioning assembly II 3 further comprises a first compression rod 37, a connecting rod 38 and a second cylinder 39, the second cylinder 39 is located between the two vertical plates II 31, the second cylinder 39 is fixed on the bottom plate 1 through the mounting frame 7, the middle of the first compression rod 37 is hinged to the hinge seat II 30, the front end of the first compression rod 37 is fixedly provided with a first compression block 371, the outer end of a piston rod of the second cylinder 39 is fixedly provided with a hinge seat V8, one end of the connecting rod 38 is hinged to the rear end of the first compression rod 37, and the other end of the connecting rod is hinged to the hinge seat V8.

When the second positioning component 3 positions the gun body 6, firstly, the gun body 6 is placed on one side of the second vertical plate 31, the fourth support column 33 and the sixth support column 35 on the support table 32 are matched to support the gun body 6, the fifth support column 34 is propped against the side wall of the gun body 6, the gun head is positioned in the yielding groove 361, and the part of the upper end of the gun head is positioned in the notch 363, so that the gun body 6 is kept in a balanced state when placed vertically, and drilling and tapping of the gun head position are facilitated; when the piston rod of the second air cylinder 39 extends outwards, one end of the two connecting rods 38 is driven to swing outwards simultaneously, at the moment, the other ends of the two connecting rods 38 swing inwards, the first compression rod 37 is driven to swing, the end part of the first compression rod 37 with the first compression block 371 swings towards the second vertical plate 31, the first compression block 371 is compressed on the gun body 6, and the gun body 6 is positioned; the setting mode of this structure makes locating component two 3 can fix a position two rifle bodies 6 simultaneously, improves the positioning efficiency of rifle body 6 to two depression bars one 37 of a cylinder drive make locating component two 3's structure compacter.

As shown in fig. 6 and 7, the positioning assembly three 4 comprises a riser three 41 and a riser four 42 which are staggered from front to back, a limiting rod 9 which is arranged transversely is arranged on the riser three 41, a supporting column seven 43 is fixed on the side wall of the riser four 42, a platform 44 is fixed on one side wall of the riser three 41, a boss 45 is arranged on the upper surface of the platform 44, an expansion sleeve 46 is fixed on the upper surface of the boss 45, a supporting rod 47 which can outwards open the expansion sleeve 46 is arranged in the expansion sleeve 46, and a cylinder three 48 which is used for vertically moving the supporting rod 47 is arranged below the boss 45. Specifically, the inner edge of the upper end of the expansion sleeve 46 is provided with a chamfer 461, a plurality of linear grooves 462 are circumferentially spaced on the expansion sleeve 46, the expansion sleeve 46 is divided into a plurality of suspended supporting blocks 471 by the plurality of linear grooves 462, the upper end of the supporting rod 47 is provided with a supporting block 471 in a truncated cone shape, the small end of the supporting block 471 faces downwards and the large end faces upwards, the diameter of the upper end face of the supporting block 471 is larger than the inner diameter of the expansion sleeve 46, and the diameter of the lower end face of the supporting block 471 is smaller than the inner diameter of the expansion sleeve 46.

When the gun body 6 is used, the expansion sleeve 46 is inserted into a hole at the tail part of the gun body 6, the third air cylinder 48 drives the supporting rod 47 to move downwards, so that the supporting block 471 enters the expansion sleeve 46, the chamfer 461 plays a guiding role in guiding the supporting block 471 into the expansion sleeve 46, the supporting block 471 slowly and outwards expands the plurality of elastic valve pieces 463 in the process of entering the expansion sleeve 46, the elastic valve pieces 463 are abutted against the hole wall, the expansion positioning of the gun body 6 is realized, the fixing mode enables the gun body 6 to be firmly positioned on one hand, and the gun body 6 can be quickly detached from the positioning assembly third 4 after the gun body 6 is drilled and tapped on the other hand.

As shown in fig. 8 and 9, the positioning assembly four 5 comprises two vertical plates five 51 and a flat plate 52 fixed at the upper end of the vertical plates five 51, a support column eight 502 is arranged on the upper surface of the flat plate 52, a positioning block three 53 and a positioning block four 54 are fixed on the flat plate 52, the positioning block three 53 and the positioning block four 54 are oppositely arranged, a positioning groove two 531 is formed in one side surface of the positioning block three 53, a positioning pin two 55 is arranged on the positioning block four 54 in a sliding manner, and a driving source two 56 for driving the positioning pin two 55 to slide towards the positioning block three 53 is arranged on one vertical plate four 42; the upper surface of the flat plate 52 is fixedly provided with a third hinging seat 57, the fourth positioning assembly 5 comprises a second compression rod 58 and a fourth air cylinder 59, the middle part of the second compression rod 58 is hinged on the third hinging seat 57, the outer end of a piston rod of the fourth air cylinder 59 is hinged with the rear end of the second compression rod 58, and the front end of the second compression rod 58 is fixedly provided with a second compression block 581. The positioning component IV 5 comprises a sliding block 50, two positioning pins II 55 are fixed on the sliding block 50, and a groove 501 is formed in the lower surface of the sliding block 50; the second driving source 56 comprises a fourth hinge seat 561 fixed on the fifth vertical plate 51, a second driving rod 562 hinged on the fourth hinge seat 561 and a fifth cylinder 563 fixed on the fifth vertical plate 51, the upper end of the second driving rod 562 extends into the groove 501, and the lower end of the second driving rod 562 is connected with the outer end of a piston rod of the fifth cylinder 563.

Further, the gun body 6 is placed on the flat plate 52 in a lying manner, the eighth 502 of the support column plays a role in supporting the gun body 6, the gun head of the gun body 6 extends into the second 531 of the positioning groove, the second 56 of the driving source drives the second 55 of the positioning pin to move towards the third 53 of the positioning block, the second 55 of the positioning pin is pressed on the tail of the gun body 6, in addition, the fourth 59 of the air cylinder drives the second 58 of the compression rod to swing, the second 581 of the compression rod on the second 58 of the compression rod is pressed on the gun body 6, and the positioning effect of the gun body 6 is further enhanced.

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 utility model provides a frock clamp is used in processing of spray gun rifle body, includes bottom plate (1), its characterized in that, set up locating component one (2), locating component two (3), locating component three (4) and locating component four (5) along horizontal interval in proper order on bottom plate (1), locating component one (2) can compress tightly the location to the rifle body that the slope was placed, locating component two (3) can compress tightly the location simultaneously to two vertically placed rifle bodies, locating component three (4) can compress tightly the location to the rifle body expansion of vertically placing, locating component four (5) can compress tightly the location to the rifle body of lying down;

the positioning assembly I (2) comprises two vertical plates I (21) fixed on the bottom plate (1) and an inclined plate (22) fixed at the upper ends of the two vertical plates I (21), a positioning block I (23) and a positioning block II (24) are fixed on the inclined plate (22), the positioning block I (23) and the positioning block II (24) are oppositely arranged, a positioning groove I (23 a) is formed in one side surface of the positioning block I (23) facing the positioning block II (24), a positioning pin I (25) is arranged on the positioning block II (24) in a sliding mode, and a driving source I (26) for driving the positioning pin I (25) to slide towards the positioning block I (23) is arranged on one vertical plate I (21);

the driving source I (26) comprises a hinging seat I (261) fixed on the vertical plate I (21), a driving rod I (262) hinged on the hinging seat I (261) and a cylinder I (263) fixed on the vertical plate I (21), wherein the upper end and the lower end of the driving rod I (262) are respectively provided with a strip-shaped groove I (262 a), the outer end of a piston rod of the cylinder I (263) and the tail end of a positioning pin I (25) are respectively provided with a limiting part (264), the limiting part (264) on the positioning pin I (25) is positioned in the strip-shaped groove I (262 a) at the upper end of the driving rod I (262), the limiting part (264) on the piston rod of the cylinder I (263) is positioned in the strip-shaped groove I (262 a) at the lower end of the driving rod I (262), and the front side and the rear side of the limiting part (264) are respectively provided with a limiting surface (265) which can be abutted against the driving rod I (262);

the positioning assembly II (3) comprises two vertical plates II (31) fixed on the bottom plate (1), the two vertical plates II (31) are oppositely arranged, supporting tables (32) are fixed on the outer side surfaces of the vertical plates II (31), supporting columns IV (33) are fixed on the supporting tables (32), supporting columns V (34) and supporting columns V (35) are fixed on the outer side surfaces of the vertical plates II (31), and the length of the supporting columns V (35) is greater than that of the supporting columns V (34); a limiting block (36) is fixed on the upper end surface of the second vertical plate (31), a yielding groove (361) is formed in the outer side surface of the limiting block (36), a limiting convex edge (362) is arranged above the yielding groove (361) of the limiting block (36), and a circular arc-shaped notch (363) is formed in the limiting convex edge (362); the novel hinge structure comprises a first vertical plate (31), a second vertical plate (30) is fixed on the rear end face of each first vertical plate, a first pressing rod (37), a connecting rod (38) and a second cylinder (39) are further arranged on the second end face of each second vertical plate (31), the second cylinder (39) is located between the two vertical plates (31), the second cylinder (39) is fixed on a bottom plate (1) through a mounting frame (7), the middle part of the first pressing rod (37) is hinged on the second pressing rod (30), a first pressing block (371) is fixed at the front end of the first pressing rod (37), a fifth pressing block (8) is fixed at the outer end of a piston rod of the second cylinder (39), and one end of the connecting rod (38) is hinged with the rear end of the first pressing rod (37) and the other end of the second pressing rod is hinged with the fifth pressing block (8).

2. The tooling fixture for machining the gun body according to claim 1, wherein a first support column (27), a second support column (28) and a third support column (29) are fixed on the upper surface of the inclined plate (22), the first support column (27) is close to the middle position of the upper edge of the inclined plate (22), the second support column (28) is close to the middle position of the lower edge of the inclined plate (22), the third support column (29) is located obliquely above the second support column (28), and the height of the second support column (28) is greater than the height of the first support column (27) and greater than the height of the third support column (29).

3. The tool clamp for machining the spray gun body according to claim 1, wherein the positioning assembly III (4) comprises a riser III (41) and a riser IV (42) which are arranged in a front-back staggered mode, a limiting rod (9) which is arranged transversely is arranged on the riser III (41), a supporting column IV (43) is fixed on the side wall of the riser IV (42), a platform (44) is fixed on one side wall of the riser III (41), a boss (45) is arranged on the upper surface of the platform (44), an expansion sleeve (46) is fixed on the upper surface of the boss (45), a supporting rod (47) capable of outwards expanding the expansion sleeve (46) is arranged in the expansion sleeve (46), and a cylinder III (48) for vertically moving the supporting rod (47) is arranged below the boss (45).

4. A tool clamp for processing a spray gun body according to claim 3, characterized in that the inner edge of the upper end of the expansion sleeve (46) is provided with a chamfer (461), a plurality of linear grooves (462) are circumferentially arranged on the expansion sleeve (46) at intervals, the expansion sleeve (46) is divided into a plurality of suspended elastic petals (463) by the plurality of linear grooves (462), the upper end of the supporting rod (47) is provided with a supporting block (471) in a truncated cone shape, the small end and the large end of the supporting block (471) face upwards, the diameter of the upper end face of the supporting block (471) is larger than the inner diameter of the expansion sleeve (46), and the diameter of the lower end face of the supporting block (471) is smaller than the inner diameter of the expansion sleeve (46).

5. The tool clamp for machining the gun body of the spray gun according to claim 1, wherein the positioning assembly IV (5) comprises two vertical plates V (51) and a flat plate (52) fixed at the upper end of the vertical plates V (51), a support column V (502) is arranged on the upper surface of the flat plate (52), a positioning block III (53) and a positioning block IV (54) are fixed on the flat plate (52), the positioning block III (53) and the positioning block IV (54) are oppositely arranged, a positioning groove II (531) is formed in one side surface of the positioning block III (53) facing the positioning block IV (54), a positioning pin II (55) is arranged on the positioning block IV (54) in a sliding mode, and a driving source II (56) for driving the positioning pin II (55) to slide towards the positioning block III (53) is arranged on one vertical plate IV (42); the upper surface of dull and stereotyped (52) is fixed with articulated seat three (57), locating component four (5) are including depression bar two (58) and cylinder four (59), the middle part of depression bar two (58) articulates on articulated seat three (57), the outer end of the piston rod of cylinder four (59) articulates with the rear end of depression bar two (58), the front end of depression bar two (58) is fixed with compact heap two (581).

6. The tooling fixture for processing the spray gun body according to claim 5, wherein the positioning assembly IV (5) comprises a sliding block (50), two positioning pins II (55) are arranged, the two positioning pins II (55) are both fixed on the sliding block (50), and a groove (501) is formed in the lower surface of the sliding block (50); the second driving source (56) comprises a fourth hinging seat (561) fixed on the fifth riser (51), a second driving rod (562) hinged on the fourth hinging seat (561) and a fifth cylinder (563) fixed on the fifth riser (51), the upper end of the second driving rod (562) extends into the groove (501), and the lower end of the second driving rod (562) is connected with the outer end of a piston rod of the fifth cylinder (563).