CN209037168U - A screen printing machine for chip capacitors - Google Patents

Abstract

The utility model discloses a kind of chip capacitor screen processes press, comprising: rack, shuttle mechanism, positioning carriage mechanism, access mechanism, center positioning mechanism, screen printing mechanism, delivering mechanism, baking and curing device, vibration abatement, warning device；The utility model passes through center positioning mechanism, it is placed centrally product realization, guarantee printing quality, using two groups of manipulator tandem workings, product after making positioning is transplanted on printing mechanism from transport mechanism by same manipulator, without repositioning, by using mobile chase, the far infrared drying device and ultraviolet curing device of setting can make ink rapid curing, simultaneously, the product printed can be transferred to delivering mechanism by another manipulator, realized the multiple location synchronous working of entire machine, improved the production efficiency and the quality of production of equipment.

Description

A screen printing machine for chip capacitors

technical field

The utility model relates to the field of printing machines, in particular to a screen printing machine for chip capacitors.

Background technique

Capacitors are widely used electronic components in electronic equipment. According to different materials, the currently used capacitors include ceramic capacitors, mica capacitors, organic capacitors and electrolytic capacitors. The chip capacitor is made of ceramic dielectric diaphragms with printed electrodes (inner electrodes) stacked in a dislocation manner, and a ceramic chip is formed by one-time high-temperature sintering, and then metal layers (outer electrodes) are sealed at both ends of the chip, thereby It forms a structure similar to a monolith, so it is also called a monolithic capacitor. A screen printing machine is a machine that prints with a screen printing plate, which is a type of printing machine. A screen printing machine is a machine that prints text and images, and is a general term for machines or equipment used to produce printed matter. The screen printing machine belongs to the representative printing equipment in the stencil printing machine. In addition to real silk, the material for making the screen can also be made of nylon wire, copper wire, steel wire or stainless steel wire. The existing screen printing machines generally use manual loading and unloading, and the connection between the printing processes is not smooth, which is prone to misprinting, and the degree of automation is low, resulting in low production efficiency and unable to meet production needs.

Utility model content

Aiming at the deficiencies of the prior art, the utility model provides a screen printing machine for chip capacitors, comprising: a frame, a shuttle mechanism, a positioning bracket mechanism, an entry mechanism, a center positioning mechanism, a screen printing mechanism, and a sending mechanism , Drying and curing device, shockproof device, alarm device and ink.

The entry mechanism is arranged on the upper left side of the frame, the screen printing mechanism is arranged on the top of the rack following the entry mechanism, and the drying and curing device is installed on the top of the rack following the screen printing mechanism, and The drying and curing device is arranged at the right end of the screen printing mechanism. The delivery mechanism is arranged at the right end of the drying and curing device. The center positioning mechanism is fixed on the frame, and the center positioning mechanism is arranged above the film feeding mechanism, and the positioning bracket mechanism and the shuttle mechanism are fixed inside the frame, wherein the positioning bracket The mechanism is installed below the central positioning mechanism, and the shuttle mechanism spans the entry mechanism, the screen printing mechanism and the film output mechanism. An anti-vibration device is installed at the bottom of the rack. In addition, the lower part of the frame is also provided with an alarm device, and the alarm device is an abnormal alarm device. The alarm device is fixed under the frame through the fixing slot. The abnormal alarm device is provided with a circle of alarm lights made of LED light sources. The anti-vibration device includes: a side plate, an anti-vibration base, a fixed shaft, a sliding connection block, a bearing, a bearing seat, an elastic part, and a limit groove. A fixed shaft is arranged between the side plates; a sliding connection block is sleeved on the fixed shaft, and the top of the sliding connection block is connected with the bottom of the machine base; the end face of the fixed shaft and the side plate are connected. A bearing and a bearing seat are arranged between, and an elastic part is sleeved on the fixed shaft, and the elastic part is arranged between the bearing and the sliding connection block.

The center positioning mechanism includes a fixing frame, an X-axis servo motor, an X-axis rail, an X-axis sliding block, a Y-axis servo motor, a Y-axis rail, a Y-axis sliding block and a positioning wheel, and the fixing frame is fixed on the rack. Above, the fixing frame is installed above the positioning bracket mechanism, the X-axis track and the Y-axis track are fixed on the fixing frame, and the X-axis servo motor and the Y-axis servo motor are respectively fixed on the X-axis track 22 and the side of the Y-axis rail, the X-axis sliding block and the Y-axis sliding block are respectively fixed under the X-axis rail and the Y-axis rail. The positioning bracket mechanism includes a support frame, a yaw, a pull rod, a jacking bearing, a driving cylinder, a linear bearing seat, a support guide rod and a jacking pin. The shuttle mechanism includes a shuttle beam, a linear guide rail, a servo motor, a synchronous belt, a synchronizing wheel, a driving cylinder, a pull rod, a number of deflection turns, a number of jacking bearings, a number of linear bearing seats, a number of support guide rods and two sets of manipulators. The manipulator described therein includes several vacuum suction cups and anti-skid brackets.

The screen printing mechanism includes a printing frame, a plate frame, a scraper device, and a synchronous belt conveying device. The printing frame is provided with a chute, and the plate frame is slidably installed in the chute, and is driven to reciprocate by a driving device, wherein the driving device is a servo motor. A scraper device is arranged above the plate frame; the scraper device includes a first cylinder, a second cylinder, a first scraper, and a second scraper. The ink is located between the first scraper and the second scraper, and there are also nozzles for delivering the ink. A synchronous belt conveying device is arranged below the plate frame, and at least one supporting roller is arranged below the upper conveying belt of the synchronous belt conveying device, so that the upper conveying belt of the synchronous belt conveying device is divided into climbing parts from the position of the supporting roller. section and downhill section, the support roller is located below the scraper device. The backup rollers are located below the second scraper.

The drying and curing device includes an infrared drying device and an ultraviolet curing device. The infrared drying device described therein includes a workbench, a drying case, a through hole, a filter layer, an exhaust fan, a dryer, a conveyor belt, a drive shaft, a roller, a first drive shaft, a second drive shaft, a belt, and a motor. , support legs, inclined plates, transverse plates and baffles.

The upper surface of the exhaust fan is fixedly connected with a fan protective cover.

The conveyor belt is hollow.

The backup roller is located below the second scraper behind.

The plate frame is driven by a servo motor to reciprocate.

A positioning wheel is installed under the X-axis sliding block, and two positioning wheels are installed under the Y-axis sliding block.

The bottom of the sliding connecting block is arranged in the limiting groove.

The elastic component is a shock-absorbing spring.

The abnormal alarm is fixed under the workbench through the fixing slot.

The dryer is a microwave dryer.

Beneficial effects:

The utility model relates to a screen printing machine for chip capacitors. Through a central positioning mechanism, the products can be placed in the center to ensure the printing quality. Two sets of manipulators are used to work in series, so that the products after positioning are transferred from the conveying mechanism to the printing by the same manipulator. mechanism without re-positioning, by using the moving plate frame, the installed far-infrared drying device and ultraviolet light curing device can quickly cure the ink, and at the same time, another manipulator can transfer the printed product to the delivery mechanism to realize the whole machine. The synchronous work of multiple parts improves the production efficiency and production quality of the equipment. In addition, the utility model has the advantages of simple and reasonable structure, reliable performance, low manufacturing cost and strong practicability, and has broad market prospects.

Description of drawings:

Fig. 1 is the structural representation of a kind of screen printing machine for chip capacitors of the present invention;

Fig. 2 is the structural representation of the anti-vibration device of the present utility model;

Fig. 3 is the structural representation of the center positioning mechanism of the present invention;

4 is a schematic structural diagram of the positioning bracket mechanism of the present invention;

Fig. 5 is the structural representation of the shuttle mechanism of the present utility model;

6 is a schematic top view of the screen printing mechanism of the present invention;

Fig. 7 is the structural representation of the infrared drying device of the present invention;

FIG. 8 is a schematic structural diagram of the alarm device of the present invention.

Detailed ways

The technical solutions of the present utility model will be described in further detail below through the accompanying drawings and embodiments.

As shown in Figure 1, a screen printing machine for chip capacitors includes: a frame 1, a shuttle mechanism 2, a positioning bracket mechanism 3, an entry mechanism 4, a center positioning mechanism 5, a screen printing mechanism 6, and a sending mechanism 7. Drying and curing device 8 , shockproof device 9 , alarm device 10 .

The entry mechanism 4 is arranged at the upper left of the rack 1 , and the center positioning mechanism 5 is arranged above the entry mechanism 4 . The screen printing mechanism 6 is installed above the frame 1 following the entry mechanism 4, the drying and curing device 8 is installed above the frame 1 following the screen printing mechanism 6, and the drying and curing device 8 is provided at the right end of the screen printing mechanism 6 . The delivery mechanism 7 is arranged at the right end of the drying and curing device 8 . The center positioning mechanism 5 is fixed on the frame 1, and the center positioning mechanism 5 is arranged above the film feeding mechanism 4, and the positioning bracket mechanism 3 and the shuttle mechanism 2 are fixed inside the frame, wherein The positioning bracket mechanism 3 is installed below the central positioning mechanism 5 , and the shuttle mechanism 2 spans the entry mechanism 4 , the screen printing mechanism 6 and the film output mechanism 7 . An anti-vibration device 9 is installed at the bottom of the frame 1, wherein the anti-vibration device 9 can ensure the stable operation of the screen printing machine, and will not cause printing errors due to the instability of the fuselage. In addition, the lower part of the frame 1 is also provided with an alarm device 10, and the alarm device 10 is an abnormal alarm device. The alarm device 10 is fixed under the frame 1 through the fixing slot 53 . As shown in FIG. 8 , the abnormal alarm device 10 is provided with a circle of alarm lights 54 made of LED light sources, and a plurality of disc-shaped induction sheets 32 provided on the alarm device can be used to sense machine abnormalities. , when the machine vibrates violently, it will immediately drive the alarm light 54 and the alarm horn 51 on the alarm to give a warning, and the staff will deal with it in the first time, thus greatly reducing the probability of screen printing machine failure, reducing or Effectively avoid the possible losses caused by these exceptions.

As shown in FIG. 2 , the anti-vibration device 9 includes: a side plate 61 , an anti-vibration base 62 , a fixed shaft 63 , a sliding connection block 64 , a bearing 65 , a bearing seat 66 , an elastic member 67 , and a limiting groove 68 . A fixed shaft 63 is arranged between the side plates 61; a sliding connection block 64 is sleeved on the fixed shaft 63, and the top of the sliding connection block 64 is connected with the bottom of the base 1; the fixed shaft A bearing 65 and a bearing seat 66 are arranged between the end face of 63 and the side plate 61 , and an elastic member 67 is sleeved on the fixed shaft 63 , and the elastic member 67 is arranged between the bearing 65 and the sliding connection block 64 .

As shown in FIG. 3 , the center positioning mechanism 5 includes a fixed frame 20 , an X-axis servo motor 21 , an X-axis rail 22 , an X-axis sliding block 23 , a Y-axis servo motor 24 , a Y-axis rail 25 , and a Y-axis sliding block. 26 and positioning wheel 27, the fixing frame 20 is fixed on the frame 1, the fixing frame 20 is installed above the positioning bracket mechanism 3, the X-axis rail 22 and the Y-axis rail 25 are fixed on the fixing frame Above, the X-axis servo motor 21 and the Y-axis servo motor 24 are respectively fixed on the side of the X-axis rail 22 and the Y-axis rail 25, and the X-axis sliding block 23 and the Y-axis sliding block 26 are respectively fixed on the X-axis rail. 22 and the Y-axis track 24, the X-axis sliding block 23 and the Y-axis sliding block 26 move on each track respectively, a positioning wheel 27 is installed under the X-axis sliding block 23, and the Y-axis Two positioning wheels 27 are installed below the sliding block 26 .

As shown in FIG. 4 , the positioning bracket mechanism 3 includes a support frame 100 , a yaw 11 , a pull rod 12 , a jacking bearing 13 , a driving cylinder 14 , a linear bearing seat 15 , a support guide rod 16 and a jacking pin 17 . The linear bearing seat 15 is fixed in the frame 1, the jacking bearing 13 is fixed on the direct bearing seat 15, the support guide rod 16 is fixed on the linear bearing seat 15, and the support frame 10 Installed on the upper part of the support guide rod 16, the yaw 11 and the tie rod 12 are connected in series to form a link mechanism, the yaw 11 and the tie rod 12 are fixed on the linear bearing seat 15, and the driving cylinder 14 is fixed on the direct bearing On the side of the seat 15 , the ejector pins 17 are arranged in an array on the top of the support frame 10 .

As shown in FIG. 5 , the shuttle mechanism 2 includes a shuttle beam 30 , a linear guide 31 , a servo motor 32 , a synchronous belt 33 , a synchronous pulley 34 , a driving cylinder 35 , a pull rod 36 , a number of deflection turns 37 , and a number of jacking bearings 38 , a number of linear bearing seats 39 , a number of support guide rods 405 and two sets of manipulators 401 . The linear bearing seat 39 is fixed on the frame 1, the support guide rod 405 is fixed on the linear bearing seat 39, the lifting bearing 38 is fixed on the supporting bearing seat 39, and the shuttle beam 30 is fixed on multiple sets of On the support guide rod 39, the linear guide rail 31, the servo motor 32, the synchronous wheel 34 and the synchronous belt 33 are fixed on the shuttle beam 30, and the manipulator 401 can move along the linear guide rail through the linear guide rail 31. The turning 37 and the tie rod 36 are connected in series to form a link mechanism, the driving cylinder 35 is fixed on the side of the linear bearing seat 39, and the manipulator 401 includes several vacuum suction cups 403 and anti-skid brackets 402. The vacuum suction cups 403 and the anti-skid The support bar 402 is fixed above the manipulator 401 . Wherein, the film feeding mechanism 4 is connected to the loading equipment, and the film output mechanism 7 is connected to the next working equipment.

As shown in FIG. 6 , the screen printing mechanism 3 includes a printing frame 200 , a plate frame 300 , a scraper device 400 , and a synchronous belt conveying device 500 . The printing frame 200 is provided with a chute 201, and the plate frame 300 is slidably installed in the chute 201, and is driven to reciprocate by a driving device, wherein the driving device is a servo motor. A scraper device 400 is provided above the plate frame 300; the scraper device 400 includes a first cylinder 41, a second cylinder 42, a first scraper 43, and a second scraper 44. The first scraper Both ends of the plate 43 are installed on the printing frame 200 through the first air cylinder 41, both ends of the second scraper 44 are installed on the printing frame 200 through the second cylinder 42, the first scraper 43 and the second The lower ends of the second scrapers 44 are in contact with the upper surface of the screen plate 301 of the plate frame 300 ; the first scraper 43 is driven up and down by the first air cylinder 41 , and the second scraper 44 is driven up and down by the second cylinder 42 . The ink described therein is located between the first scraper 43 and the second scraper 44, and a nozzle for conveying the ink is also provided there. A synchronous belt conveying device 500 is arranged below the plate frame 300, and at least one support roller 130 is arranged under the upper conveying belt of the synchronous belt conveying device 500, so that the upper conveying belt of the synchronous belt conveying device 500 can pass from the supporting roller. The position of 130 is divided into a climbing section 110 and a descending section 120 , and the supporting roller 130 is located below the scraper device 400 . The backup roller 130 described therein is located below the second scraper 44 behind. With this structure, the workpiece 600 comes into contact with the bottom of the screen plate 301 only when the squeegee is dropped, so that the workpiece 600 is not easily contaminated by the overflowing ink from the bottom of the screen plate 301 .

As shown in FIG. 7 , the drying and curing device 8 includes an infrared drying device 70 and an ultraviolet curing device 80 . The infrared drying device 70 includes a workbench 600 , both ends of the lower surface of the workbench 600 are fixedly connected with support legs 86 , and the upper surface of the workbench 600 is fixedly connected with a drying cabinet 92 The top of the drying cabinet 92 is provided with a through hole 93, a filter layer 94 is arranged in the through hole 93, an activated carbon adsorption layer is arranged in the filter layer 94, and the filter layer 94 is fixed on the side away from the workbench 600 An exhaust fan 95 is installed, and the upper surface of the exhaust fan 95 is fixedly connected with a fan protective cover. By setting the filter layer 94 and the exhaust fan 95, the irritating odor generated during the drying process can be effectively prevented from spreading into the air, reducing air pollution. At the same time, a large amount of heat and moisture generated in the drying process can be discharged to ensure the orderly progress of the production process. Both sides of the inner wall of the drying box 92 are fixedly installed with microwave dryers 96. By setting the microwave dryer 96. The drying speed is fast, the time is short, the heating and heating time is fast, no preheating is required, and the microwave heating material can make the microwave absorbing material reach the required drying temperature in a very short time, and the thermal efficiency is high. The microwave heating process In the middle, the material is heated inside and outside at the same time, and the microwave directly acts on the material. Therefore, the heating efficiency of the microwave is higher than that of conventional heating equipment. A conveyor belt 97 runs through the inside of the drying cabinet 92 near the end of the workbench 600, and the conveyor belt 97 is hollowed out. , By setting the hollow conveyor belt 97, in the drying process, the contact area between the product and the air is increased, and the drying efficiency is greatly increased. One end of the shaft 98 is sleeved with the second transmission shaft 99, and the outer surface of one end of the first transmission shaft 98 is sleeved with a belt 101. The first transmission shaft 98 is movably connected with the output shaft of the motor 102 through the belt 101. The motor 102 and the supporting legs The lower surface of 86 is fixedly connected with a shock-absorbing base 113. This design can effectively reduce the vibration caused by the operation of the device. The side of the conveyor belt 97 close to the first transmission shaft 98 is fixedly connected with a roller 103. One end of the column 103 away from the first transmission shaft 98 is fixedly connected with a swash plate 104 , one end of the swash plate 104 away from the roller 98 is fixedly connected with a transverse plate 105 , and one end of the transverse plate 105 away from the swash plate 104 is fixedly connected with a baffle 106 .

To sum up, the content of the present invention is not limited to the above-mentioned embodiments, and those skilled in the art can propose other embodiments within the technical guidance of the present invention, but these embodiments are all included in the present invention within the range.

Claims (10)

1. a kind of chip capacitor screen process press characterized by comprising rack, shuttle mechanism, positioning carriage mechanism, Access mechanism, center positioning mechanism, screen printing mechanism, delivering mechanism, baking and curing device, vibration abatement, warning device and Ink；

The upper left side of rack is arranged in the access mechanism, and the screen printing mechanism is arranged immediately following access mechanism in rack Top, the baking and curing device closely follows the screen printing mechanism side of being mounted on the rack, and the baking and curing device is set It sets in screen printing mechanism right end；The right end of baking and curing device is arranged in the delivering mechanism；The center positioning machine Structure is fixed in rack, and the center positioning mechanism is arranged in into the top of piece mechanism, the positioning carriage mechanism and Shuttle mechanism is fixed on machine frame inside, wherein the positioning carriage mechanism is mounted on the lower section of center positioning mechanism, it is described Shuttle mechanism is across access mechanism, screen printing mechanism and slice mechanism；The bottom of the rack is equipped with vibration abatement；This Outside, warning device is additionally provided with below the rack, and the warning device is abnormal alarm device；The alarm dress Set the lower section that rack is fixed on by fixing groove；A circle is provided on the abnormal alarm device to alarm made of LED light source Lamp；The vibration abatement includes: side plate, Shockproof base, fixing axle, sliding connection block, bearing, bearing block, elastomeric element, limit Position slot；Fixing axle is provided between the side plate；It is socketed with sliding connection block in the fixing axle, and sliding connection block Top is connected with the bottom of base；Bearing and bearing block are provided between the end face and side plate of the fixing axle, and fixed Elastomeric element is arranged on axis, the elastomeric element is set between bearing and sliding connection block；

The center positioning mechanism includes fixed frame, X-axis servo motor, X-axis track, X-axis sliding shoe, Y-axis servo motor, Y Axis track, Y-axis sliding shoe and locating wheel, the fixed frame are fixed on the rack, and the fixed frame is mounted on positioning bracket Above mechanism, the X-axis track and Y-axis track are fixed on fixed frame, the X-axis servo motor and Y-axis servo motor It is individually fixed in X-axis track 22 and Y-axis track side, the X-axis sliding shoe and Y-axis sliding shoe are separately fixed at X-axis track and Y Below axis track；The positioning carriage mechanism includes support frame, turns partially, pull rod, jacking bearing, driving cylinder, linear bearing Seat, support guide bar and ejector pin；The shuttle mechanism include shuttle beam, linear guide, servo motor, synchronous belt, synchronizing wheel, Driving cylinder, pull rod, it is several turn partially, several jacking bearings, several linear bearing seats, several support guide rods and two groups machinery Hand；Wherein the manipulator includes several vacuum chucks and anti-skidding supporting bar；

The screen printing mechanism includes printing machine frame, chase, screeding device, synchronous belt conveying device；The printing machine Frame is equipped with sliding slot, and the chase is slidably mounted in sliding slot, and is driven and moved back and forth by driving device, wherein the drive Dynamic device is servo motor；Screeding device is equipped with above the chase；The screeding device includes the first cylinder, the second gas Cylinder, the first scraper plate, the second scraper plate；The ink is located between the first scraper plate and the second scraper plate, is additionally provided with and is used at this Convey the nozzle of ink；The lower section of the chase is equipped with synchronous belt conveying device, the top of the synchronous belt conveying device At least provided with a backing roll below conveyer belt, so that the top conveyer belt of synchronous belt conveying device is divided into from the position of backing roll Section of climbing and lower slope section, the backing roll are located at below screeding device；Wherein the backing roll is located at posterior second and scrapes The lower section of plate；

The baking and curing device includes ultra redray drier and ultraviolet curing device；Wherein infrared drying dress Set, including workbench, dry cabinet, through-hole, filter layer, exhaust fan, dryer, conveyer belt, transmission shaft, roller, the first transmission shaft, Second driving shaft, belt, motor, supporting leg, inclined plate, transverse slat and baffle.

2. a kind of chip capacitor screen process press according to claim 1, it is characterised in that: the exhaust fan Upper surface is fixedly connected with blower fan protective cover.

3. a kind of chip capacitor screen process press according to claim 1, it is characterised in that: the conveyer belt is Hollow out.

4. a kind of chip capacitor screen process press according to claim 1, it is characterised in that: the backing roll position In the lower section of posterior second scraper plate.

5. a kind of chip capacitor screen process press according to claim 1, it is characterised in that: the chase is by watching Take motor driven reciprocating motion.

6. a kind of chip capacitor screen process press according to claim 1, it is characterised in that: the X-axis sliding One locating wheel is installed, there are two locating wheels for installation below the Y-axis sliding shoe below block.

7. a kind of chip capacitor screen process press according to claim 1, it is characterised in that: described is slidably connected The bottom of block is set in limiting slot.

8. a kind of chip capacitor screen process press according to claim 1, it is characterised in that: the elastomeric element For damping spring.

9. a kind of chip capacitor screen process press according to claim 1, it is characterised in that: the abnormal alarm Device is fixed below workbench by fixing groove.

10. a kind of chip capacitor screen process press according to claim 1, it is characterised in that: described

Dryer be microwave dryer.