CN217333855U

CN217333855U - Capacitor trimming device and synchronous grabbing device thereof

Info

Publication number: CN217333855U
Application number: CN202123442994.7U
Authority: CN
Inventors: 董航
Original assignee: Dongguan Jiegong Electronic Co ltd
Current assignee: Dongguan Jiegong Electronic Co ltd
Priority date: 2021-12-30
Filing date: 2021-12-30
Publication date: 2022-08-30
Anticipated expiration: 2031-12-30

Abstract

The utility model relates to the technical field of capacitor trimming, in particular to a capacitor trimming device and a synchronous gripping device thereof, wherein the synchronous gripping device comprises a mounting bracket, a driving source and a gripping mechanism, the gripping mechanism comprises a synchronous mechanism, a first clamp and a second clamp, the synchronous mechanism comprises an upper rack, a lower rack and a gear, and the first clamp and the second clamp are distributed inside and outside; the upper rack is fixedly connected with the first clamp, the lower rack is fixedly connected with the second clamp, and the upper rack and the lower rack are parallel to each other and constrained in the mounting bracket to move back and forth; the gear is rotationally connected with the mounting bracket, the upper rack is meshed with the upper side of the connecting gear, and the lower rack is reversely meshed with the lower side of the connecting gear; the driving source is connected with the upper rack in a telescopic driving mode and drives the lower rack to move in the opposite direction through the gear, and the upper rack and the lower rack drive the first clamp and the second clamp to clamp or open mutually. Meanwhile, a capacitance trimming device applying the synchronous gripping device is provided.

Description

Capacitor trimming device and synchronous grabbing device thereof

Technical Field

The utility model relates to a condenser is maintained technical field, in particular to electric capacity trimming device and synchronous type grabbing device thereof.

Background

The commonly used capacitor element generally needs to be subjected to pin shearing and pin bending and pin expansion treatment, at present, the pin shearing and pin bending treatment and the pin expansion treatment of the capacitor are directly driven by a single clamp through an air cylinder, the clamp has the advantage of high running speed, but only the single clamp is driven to move, and when the other clamp is static, the clamp is easy to clamp insecurely.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an electric capacity trimming device and synchronous type grabbing device thereof aims at solving the tight insecure technical problem of anchor clamps clamp among the prior art.

In order to achieve the above object, an embodiment of the present invention provides a synchronous gripping device, which includes a mounting bracket, a driving source, and a gripping mechanism, wherein the gripping mechanism includes a synchronous mechanism, a first clamp, and a second clamp, the synchronous mechanism includes an upper rack, a lower rack, and a gear, and the first clamp and the second clamp are distributed inside and outside; the upper rack is fixedly connected with the first clamp, the lower rack is fixedly connected with the second clamp, and the upper rack and the lower rack are parallel to each other and constrained in the mounting bracket to move back and forth; the gear is rotationally connected with the mounting bracket, the upper rack is meshed with the upper side of the gear, and the lower rack is reversely meshed with the lower side of the gear; the driving source is connected with the upper rack in a telescopic driving mode and drives the lower rack to move in the opposite direction through the gear, and the upper rack and the lower rack drive the first clamp and the second clamp to clamp or open mutually.

Optionally, the number of the grabbing mechanisms is at least two, the mounting bracket is provided with at least two guide grooves, the synchronizing mechanisms of the grabbing mechanisms are respectively constrained in the at least two guide grooves, and the at least two gears are respectively and rotatably connected with the side walls of the at least two guide grooves.

Specifically, the grabbing mechanism further comprises a spring, the spring is arranged along the movement direction of the lower rack, one end of the spring is connected with the mounting bracket, and the other end of the spring is connected with the lower rack.

More specifically, the synchronous gripping device further comprises a first air cylinder, a guide mechanism and a cover plate, wherein the mounting bracket is connected with the guide mechanism in a sliding mode, and the first air cylinder is connected with the mounting bracket in a driving mode and drives the mounting bracket to reciprocate along the guide mechanism; the cover plate covers the upper portion of the guide groove and is fixedly connected with the mounting bracket.

The embodiment of the utility model provides an among the synchronous type grabbing device above-mentioned one or more technical scheme have one of following technological effect at least:

when the synchronous grabbing mechanism is located at a specified position, the driving source drives the upper rack to move forwards and drives the lower rack to move backwards through the gear, the first clamp and the second clamp are synchronously close to each other, articles are grabbed and clamped between the first clamp and the second clamp, then the driving source drives the upper rack to move forwards and drives the lower rack to move backwards through the gear, the first clamp and the second clamp are synchronously far away, and the articles are released; the synchronous gripping device can synchronously drive the first clamp and the second clamp to be close to or far away from each other, and when the object is clamped, the object cannot deviate and is fixed in position.

In order to achieve the above object, an embodiment of the present invention provides a capacitor trimming device, which includes a workbench, a material transporting device, a synchronous gripping device, a pin shearing device, a pin expanding device, and a pin bending device, wherein the material transporting device, the pin shearing device, the pin expanding device, and the pin bending device are sequentially arranged on the workbench along a processing direction; the synchronous gripping device is arranged above the material conveying device, the pin shearing device, the pin bending device and the pin expanding device, the guide mechanism is arranged along the machining direction, and the synchronous gripping device grips the capacitor and reciprocates along the machining direction.

Optionally, the capacitor trimming apparatus further includes a first sliding plate, a second cylinder, a first guide rail and a second guide rail, the first guide rail and the second guide rail are parallel and perpendicular to the machining direction, the pin shearing apparatus includes a cutter and a V-shaped clamp, and the cutter and the V-shaped clamp are oppositely disposed; the pin bending device comprises a pin bending piece and a displacement piece, wherein a first protruding block is arranged on the pin bending piece, and the pin bending piece and the displacement piece are arranged oppositely; the second cylinder is in driving connection with the first sliding plate, and the first sliding plate is in sliding connection with the first guide rail and the second guide rail; the cutter and the pin bending piece are arranged on the first sliding plate in parallel; the pin expanding device comprises a third air cylinder and an inserted pin expanding block, the pin bending piece is connected with the second guide rail in a sliding mode, and the third air cylinder is connected with the pin bending piece in a driving mode and drives the pin bending piece to reciprocate along the second guide rail; the third cylinder is in driving connection with the insertion foot expansion block and drives the insertion foot expansion block to reciprocate along the working direction.

Optionally, the foot shearing device further comprises a fourth cylinder and a second sliding plate; the fourth cylinder is in driving connection with the second sliding plate, and the second sliding plate is in sliding connection with the first guide rail and the second guide rail; the V-shaped clamp and the displacement member are set up on the second sliding plate; the first sliding plate and the second sliding plate move towards or away from each other; two sides of the cutter are provided with first inclined planes, and the two first inclined planes respectively correspond to one side of the inner side of the V-shaped clamp; the cutter and the V-shaped clamp move oppositely, and the cutter is inserted into the V-shaped clamp to finish cutting; the pin bending piece and the displacement piece move oppositely, the displacement piece comprises a second protruding block, and the first protruding block displaces to the position above the second protruding block to complete pin bending.

Optionally, the foot expanding device further comprises a fixing frame, and the upper end of the capacitor is placed on the fixing frame; the third cylinder is in telescopic driving connection with the insertion foot expansion block; two sides of the insertion pin expansion block are provided with second inclined planes, the two second inclined planes respectively correspond to the two pins of the capacitor, and the insertion pin expansion block is inserted between the two pins to drive the two pins to be mutually opened.

Optionally, the material conveying device comprises a rack, a motor and two belts, and the motor and the two belts are both arranged on the rack; the motor drive connects two the belt, two the belt is located same height and parallel and has a space, the space is less than the width of condenser upper end and be greater than the width of the pin of condenser.

Optionally, the material conveying device further comprises two height adjusters and two first fixed blocks, and the two first fixed blocks are respectively arranged at the outer sides of the two belts along the moving direction of the belts; two height adjuster all includes a second fixed block, two compresses tightly piece, a sliding block and two third guide rails, the second fixed block is followed arrange above the belt, two the third guide rail parallel upwards arranges and the perpendicular to the belt direction of motion, second fixed block fixed connection the sliding block, sliding block sliding connection is two the third guide rail, two compress tightly a threaded connection and be in the sliding block outside and correspond one respectively the third guide rail.

The embodiment of the utility model provides an among the electric capacity trimming means above-mentioned one or more technical scheme have one of following technological effect at least:

the capacitor that does not carry out the repairment conveys the workstation from the outside through the material transporting device on, synchronous type presss from both sides the device and gets the condenser from the material transporting device clamp and cut the foot device, accomplish and cut foot work back, synchronous type snatchs the mechanism and gets the condenser from cutting among the foot device clamp, place and expand among the foot device, accomplish and expand foot work back, synchronous type snatchs the mechanism and gets the condenser from expanding among the foot device clamp, place among the curved foot device, shift out the workstation after accomplishing whole repairment work synchronous type grabbing device and getting the condenser clamp.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the embodiments or the prior art descriptions will be briefly described below, it is obvious that the drawings in the following descriptions are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive labor.

Fig. 1 is a schematic structural view of an embodiment of the present invention, which provides an electric capacitor trimming apparatus and a synchronous gripping device thereof.

Fig. 2 is a schematic structural diagram of a synchronous gripping device according to an embodiment of the present invention.

Fig. 3 is a schematic structural diagram of a grabbing mechanism according to an embodiment of the present invention.

Fig. 4 is a schematic structural diagram of another device of the capacitor trimming apparatus according to an embodiment of the present invention except for the synchronous grabbing device.

Fig. 5 is a front view of a material conveying mechanism according to an embodiment of the present invention.

Fig. 6 is a right side view of a material conveying mechanism provided by the embodiment of the present invention.

Fig. 7 is a schematic structural view of a foot shearing device according to an embodiment of the present invention.

Fig. 8 is a front view of a device for bending feet according to an embodiment of the present invention.

Fig. 9 is a top view of a foot bending device according to an embodiment of the present invention.

Fig. 10 is a sectional view taken along line a-a of fig. 9.

Fig. 11 is a schematic structural view of a foot expansion device according to an embodiment of the present invention.

Wherein, in the figures, the various reference numbers:

1-a workbench; 2, a material conveying device; 21-a frame; 22-a motor; 23-a belt; 24-a height adjuster; 241-a second fixed block; 242 — a compression member; 243 — slider; 244 — a third guide rail; 25-a first fixed block; 26-voids; 10, mounting a bracket; 3-a synchronous gripping device; 31-a drive source; 32-a first cylinder; 33-a guide mechanism; 34-a grasping mechanism; 341-synchronizing mechanism; 3411-upper rack; 3412-lower rack; 3413-gear; 3414-a spring; 342 — a first clamp; 343-a second clamp; 35-cover plate; 36-a capacitor; 361-pin; 37-a guide groove; 4-a pin shearing device; 41-a cutter; 42-a V-shaped clamp; 411 — first slope; 5, a pin bending device; 51-pin bending parts; 52-a displacement member; 511 — a first protruding block; 521-a second protruding block; 6-a foot expanding device; 61-inserting a foot expansion block; 62, a fixed frame; 63-a third cylinder; 611 — a second bevel; 71 — a first sliding bar; 72-second slide plate 81-second cylinder; 82-a fourth cylinder; 91 — a first guide rail; 92-second guide rail.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below by referring to the drawings are exemplary and intended to explain the embodiments of the present invention and are not to be construed as limiting the present invention.

In the description of the embodiments of the present invention, it should be understood that, if directional indications, such as the directions or positional relationships indicated by upper, lower, left, right, front, back, inner, outer, etc., are provided in the embodiments of the present invention, the directions or positional relationships indicated by the drawings are only for convenience of description and simplification of the description, and the indication or suggestion that the indicated device or element must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the embodiments of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "fixed," and the like shall be understood broadly, and may be, for example, fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the embodiments of the present invention can be understood by those skilled in the art according to specific situations.

In an embodiment of the present invention, as shown in fig. 2-3, a synchronous gripping device 3 is provided, which comprises a mounting bracket 10, the synchronous gripping device 3 further comprises a driving source 31 and a gripping mechanism 34, specifically, the driving source 31 is a fifth cylinder. The gripping mechanism 34 includes a synchronization mechanism 341, a first clamp 342 and a second clamp 343, the synchronization mechanism 341 includes an upper rack 3411, a lower rack 3412 and a gear 3413, and the first clamp 342 and the second clamp 343 are distributed inside and outside. The upper rack 3411 is fixedly connected to the first clamp 342, the lower rack 3412 is fixedly connected to the second clamp 343, and the upper rack 3411 and the lower rack 3412 are parallel to each other and constrained to move back and forth in the mounting bracket 10. The gear 3413 is rotatably connected to the mounting bracket 10, the upper rack 3411 is engaged with an upper side of the gear 3413, and the lower rack 3412 is reversely engaged with a lower side of the gear 3413. The driving source 31 is telescopically and drivingly connected to the upper rack 3411 and drives the lower rack 3412 to displace in the opposite direction through the gear 3413, and the upper rack 3411 and the lower rack 3412 drive the first clamp 342 and the second clamp 343 to clamp or expand with respect to each other.

In operation, the driving source 31 drives the upper rack 3411 to move backward and drives the lower rack 3412 to move forward through the gear 3413, the first clamp 342 and the second clamp 343 are synchronously close to each other to grasp an object and clamp the object between the first clamp 342 and the second clamp 343, and then when the synchronous type grasping mechanism 3 is located at a specified position, the driving source 31 drives the upper rack 3411 to move forward and drives the lower rack 3412 to move backward through the gear 3413, so that the first clamp 342 and the second clamp 343 are synchronously far away to release the object. The synchronous gripping device can synchronously drive the first clamp 342 and the second clamp 343 to approach or move away from each other, so that when the object is clamped, the object does not shift and is fixed in position, and the subsequent processing is facilitated.

In another embodiment of the present invention, as shown in fig. 2-3, the number of the grabbing mechanism 34 is at least two, the mounting bracket 10 is provided with at least two guide slots 37, the synchronizing mechanism 341 of at least two grabbing mechanisms 34 is respectively constrained in at least two of the guide slots 37, and at least two of the gears 3413 are respectively rotatably connected to the side walls of at least two of the guide slots 37. When the grabbing mechanism is more than two, the synchronous grabbing device can grab a plurality of articles simultaneously, and the working efficiency is improved. Due to the constraint of the guide groove 37, the grabbing mechanism 34 is more stable on the mounting bracket 10, and the problem that articles cannot be grabbed or cannot be processed in the subsequent processing flow due to the fact that the grabbing mechanism 34 cannot move left and right due to instability can be reduced.

In another embodiment of the present invention, as shown in fig. 3, the grabbing mechanism 34 further comprises a spring 3414, the spring 3414 is disposed along the moving direction of the lower rack 3412, one end of the spring 3414 is connected to the mounting bracket 10, and the other end is connected to the lower rack 3412. The spring 3414 buffers the reaction force of the article on the second clamp 343 when the second clamp 343 performs the clamping action, thereby preventing the article from being damaged.

In another embodiment of the present invention, as shown in fig. 1-2, the synchronous gripping device 3 further comprises a first cylinder 32, a guiding mechanism 33 and a cover plate 35, the mounting bracket 10 is slidably connected to the guiding mechanism 33, the first cylinder 32 is drivingly connected to the mounting bracket 10 and drives the mounting bracket 10 to reciprocate along the guiding mechanism 33. The cover plate 35 covers the guide groove 37 and is fixedly connected with the mounting bracket 10. The first cylinder 32 drives the mounting bracket 10 to reciprocate along the guide mechanism 33, so as to perform a quick cyclic grabbing or releasing operation, thereby improving efficiency, and the cover plate 35 covers the upper rack 3411 and the lower rack 3412 after the assembly, so as to restrain the upper rack 3411 and the lower rack 3412 in the guide groove 37. The guide mechanism 33 includes two vertical plates and two guide pillars, two ends of the two guide pillars are respectively connected to the two vertical plates, the mounting bracket is provided with two guide pillar holes, and the two guide pillars are respectively inserted into the two guide pillar holes to slidably connect the mounting bracket and the guide pillars.

In an embodiment of the present invention, a capacitor trimming apparatus is provided, as shown in fig. 1, comprising a workbench 1, a material transporting device 2, the above synchronous gripping device 3, a pin shearing device 4, a pin bending device 5 and a pin expanding device 6, wherein the material transporting device 2, the pin shearing device 4, the pin expanding device 6 and the pin bending device 5 are sequentially arranged on the workbench 1 along a processing direction. The synchronous gripping device 3 is arranged above the material conveying device 2, the pin shearing device 4, the pin bending device 5 and the pin expanding device 6, the guide mechanism 33 is arranged along the machining direction, and the synchronous gripping device 3 grips the capacitor 36 to reciprocate along the machining direction.

As shown in fig. 1-2, the capacitor 36 which is not trimmed is transferred to the workbench 1 from the outside through the material transporting device 2, the synchronous clamping device 3 clamps the capacitor 36 from the material transporting device 2 to the pin shearing device 4, after the pin shearing operation is completed, the synchronous clamping mechanism 3 clamps the capacitor 36 from the pin shearing device 4 and places the capacitor 36 into the pin expanding device 5, after the pin expanding operation is completed, the synchronous clamping mechanism 3 clamps the capacitor 36 from the pin expanding device 5 and places the capacitor 36 into the pin bending device 6, and the synchronous clamping device 3 moves out of the workbench 1 after clamping the capacitor 36 by all the trimming operation.

In another embodiment of the present invention, as shown in fig. 1, 4, 7, 8, and 11, the capacitor trimming apparatus further includes a first sliding plate 71, a second cylinder 81, a first guide rail 91, and a second guide rail 92, wherein the first guide rail 91 and the second guide rail 92 are parallel to each other and perpendicular to the machine direction, the pin shearing apparatus 4 includes a cutter 41 and a V-shaped clamp 42, and the cutter 41 and the V-shaped clamp 42 are disposed opposite to each other. The pin bending device 5 includes a pin bending member 51 and a displacement member 52, the pin bending member 51 has a first protrusion 511, and the pin bending member 51 and the displacement member 52 are disposed opposite to each other. The second cylinder 81 is connected to the first sliding plate 71 in a driving manner, and the first sliding plate 71 is slidably connected to the first guide rail 91 and the second guide rail 92. The cutter 41 and the pin bending member 51 are parallel to each other and set up on the first sliding plate 71. The foot expanding device 6 comprises a third cylinder 63 and an inserted foot expanding block 61, the pin bending piece 51 is connected with the second guide rail 92 in a sliding manner, and the third cylinder 63 is connected with the pin bending piece 51 in a driving manner and drives the pin bending piece 51 to reciprocate along the second guide rail 92. The third cylinder 63 is connected with the insertion foot expanding block 61 in a driving mode and drives the insertion foot expanding block 61 to reciprocate along the working direction. The cutter 41 and the pin bending piece 51 are arranged on the first sliding plate 71, the pin shearing device 4 and the pin bending device 5 work when being opened simultaneously, and can be matched with the synchronous grabbing mechanism 3 to simultaneously place the capacitor 36 and clamp the capacitor 36 after finishing work.

In another embodiment of the present invention, as shown in fig. 1, 4, 7, 8, 10, and 11, the foot cutting device 4 further includes a fourth cylinder 82 and the second sliding plate 72. The fourth cylinder 82 is connected to the second slide plate 72 in a driving manner, and the second slide plate 72 is connected to the first guide rail 91 and the second guide rail 92 in a sliding manner. The V-shaped clamp 42 and the displacement member 52 are established on the second sliding plate 72. The first sliding plate 71 and the second sliding plate 72 are moved toward each other or vice versa. Two sides of the tool 41 are provided with a first inclined surface 411, and the two first inclined surfaces 411 respectively correspond to one side of the inner side of the V-shaped clamp 42. The cutter 41 and the V-shaped clamp 42 move towards each other, and the cutter 41 is inserted into the V-shaped clamp 42 to complete cutting. The pin bending part 51 and the displacement part 52 move towards each other, the displacement part 52 comprises a second protruding block 521, and the first protruding block 511 displaces to the position above the second protruding block 521 to complete the pin bending. The V-shaped clamp 42 and the displacement piece 52 are arranged on the second sliding plate 72, the second sliding plate 72 drives the V-shaped clamp 42 and the displacement piece 52 to work, the pin shearing work and the pin bending work are driven by the second air cylinder 81 and the fourth air cylinder 82 together, the second air cylinder 81 and the fourth air cylinder 82 respectively drive the first sliding plate 71 and the second sliding plate 72 to approach or separate from each other, so that the cutter 41 and the pin bending piece 51 respectively approach or separate from the V-shaped clamp 42 and the displacement piece 52, when the first sliding plate 71 and the second sliding plate 72 approach each other, pins of capacitors arranged between the cutter 41 and the V-shaped clamp 42 realize pin shearing, and pins of capacitors arranged between the pin bending piece 51 and the displacement piece 52 realize bending, so that the pin shearing and bending work are synchronously realized.

In another embodiment of the present invention, as shown in fig. 1 and 11, the foot expanding device 6 further includes a fixing frame 62, and the upper end of the capacitor 36 is placed on the fixing frame 62. The third cylinder 63 is connected with the insertion foot expansion block 61 in a telescopic driving mode. Two sides of the insertion foot-expanding block 61 are provided with a second inclined surface 611, the two second inclined surfaces 611 correspond to the two pins 361 of the capacitor 36, respectively, and the insertion foot-expanding block 61 is inserted between the two pins 361 to drive the two pins 361 to open, so as to achieve the foot-expanding effect.

In another embodiment of the present invention, as shown in fig. 5-6, the material transporting device 2 includes a frame 21, a motor 22 and two belts 23, wherein the motor 22 and the two belts 23 are both disposed on the frame 21. The motor 22 is connected with two belts 23 in a driving manner, the two belts 23 are located at the same height and are parallel to each other, and a gap 26 is formed between the two belts 23, and the gap 26 is smaller than the width of the upper end of the capacitor 36 and larger than the width of the pin 361 of the capacitor 36. Because two pins 361 of the capacitor 36 are slender, the capacitor 36 is not easy to be transferred by a common transfer device, two belts 23 are used, a certain gap 26 is reserved between the two belts, the pins 361 can be placed in the gap 26, the function of fixing the capacitor 36 can be achieved, and the follow-up synchronous gripping device 3 can be conveniently clamped.

In another embodiment of the present invention, as shown in fig. 5-6, the material transporting device 2 further comprises two height adjusters 24 and two first fixing blocks 25, and the two first fixing blocks 25 are respectively arranged outside the two belts 23 along the moving direction of the belts 23. Each of the two height adjusters 24 comprises a second fixed block 241, two pressing members 242, a sliding block 243 and two third guide rails 244, the second fixed block 241 is arranged along the upper surface of the belt 23, the two third guide rails 244 are arranged in parallel and upward and perpendicular to the moving direction of the belt 23, the second fixed block 241 is fixedly connected with the sliding block 243, the sliding block 243 is slidably connected with the two third guide rails 244, and the two pressing members 242 are screwed outside the sliding block 243 and correspond to one of the third guide rails 244 respectively. The height adjuster 24 can function to fix the capacitor 36, prevent the capacitor 36 from separating from the material conveying mechanism 2 from above during operation, and can be applied to different kinds of capacitors 36 by adjusting the height adjuster 24.

It will be appreciated that the cylinders described above could be replaced by lead screw nut devices or the like.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not intended to limit the present invention, and any modifications, equivalents, improvements, etc. made within the spirit and principles of the present invention should be included within the scope of the present invention.

Claims

1. A synchronous gripping device comprises a mounting bracket, and is characterized by further comprising a driving source and a gripping mechanism, wherein the gripping mechanism comprises a synchronous mechanism, a first clamp and a second clamp, the synchronous mechanism comprises an upper rack, a lower rack and a gear, and the first clamp and the second clamp are distributed inside and outside; the upper rack is fixedly connected with the first clamp, the lower rack is fixedly connected with the second clamp, and the upper rack and the lower rack are parallel to each other and constrained in the mounting bracket to move back and forth; the gear is rotationally connected with the mounting bracket, the upper rack is meshed with the upper side of the gear, and the lower rack is reversely meshed with the lower side of the gear; the driving source is connected with the upper rack in a telescopic driving mode and drives the lower rack to move in the opposite direction through the gear, and the upper rack and the lower rack drive the first clamp and the second clamp to clamp or open mutually.

2. A synchronized gripping device according to claim 1, wherein said gripping means are at least two, said mounting bracket is provided with at least two guide slots, said synchronizing means of at least two of said gripping means are constrained in at least two of said guide slots, respectively, and at least two of said gears are rotatably connected to side walls of at least two of said guide slots, respectively.

3. A synchronous gripping apparatus according to claim 2, characterized in that said gripping mechanism further comprises a spring arranged along the direction of movement of said lower rack, said spring being connected at one end to said mounting bracket and at the other end to said lower rack.

4. A synchronous gripping apparatus according to claim 2 or 3, further comprising a first cylinder, a guide mechanism and a cover plate, said mounting bracket slidably connected to said guide mechanism, said first cylinder drivingly connected to said mounting bracket and driving said mounting bracket to reciprocate along said guide mechanism; the cover plate covers the upper portion of the guide groove and is fixedly connected with the mounting support.

5. A capacitor trimming device, comprising a workbench and a material conveying device, and further comprising a synchronous type gripping device, a pin shearing device, a pin bending device and a pin expanding device according to claim 4, wherein the material conveying device, the pin shearing device, the pin expanding device and the pin bending device are sequentially arranged on the workbench along a processing direction; the synchronous gripping device is arranged above the material conveying device, the pin shearing device, the pin bending device and the pin expanding device, the guide mechanism is arranged along the machining direction, and the synchronous gripping device grips the capacitor and reciprocates along the machining direction.

6. The capacitive touch finishing device of claim 5, further comprising a first slide plate, a second cylinder, a first rail and a second rail, wherein the first rail and the second rail are parallel and perpendicular to the machine direction, the trimming device comprises a cutter and a V-clamp, the cutter and the V-clamp are disposed opposite to each other; the pin bending device comprises a pin bending piece and a displacement piece, wherein a first protruding block is arranged on the pin bending piece, and the pin bending piece and the displacement piece are arranged oppositely; the second cylinder is in driving connection with the first sliding plate, and the first sliding plate is in sliding connection with the first guide rail and the second guide rail; the cutter and the pin bending piece are arranged on the first sliding plate in parallel; the pin bending piece is connected with the second guide rail in a sliding mode, and the third cylinder is connected with the pin bending piece in a driving mode and drives the pin bending piece to reciprocate along the second guide rail; the third cylinder is in driving connection with the insertion foot expansion block and drives the insertion foot expansion block to reciprocate along the working direction.

7. The capacitive trimming apparatus according to claim 6, wherein the trimming apparatus further comprises a fourth cylinder and a second sliding plate; the fourth cylinder is in driving connection with the second sliding plate, and the second sliding plate is in sliding connection with the first guide rail and the second guide rail; the V-shaped clamp and the displacement member are set up on the second sliding plate; the first sliding plate and the second sliding plate move towards or away from each other; two sides of the cutter are provided with first inclined planes, and the two first inclined planes respectively correspond to one side of the inner side of the V-shaped clamp; the cutter and the V-shaped clamp move oppositely, and the cutter is inserted into the V-shaped clamp to finish cutting; the pin bending piece and the displacement piece move oppositely, the displacement piece comprises a second protruding block, and the first protruding block displaces to the position above the second protruding block to complete pin bending.

8. A capacitive trimming apparatus according to claim 6, wherein the foot-expanding means further comprises a holder on which the upper end of the capacitor is placed; the third cylinder is in telescopic driving connection with the inserting foot expanding block; the two sides of the insertion pin expansion block are provided with second inclined planes, the two second inclined planes respectively correspond to the two pins of the capacitor, and the insertion pin expansion block is inserted between the two pins to drive the two pins to be mutually opened.

9. The capacitance trimming apparatus according to claim 5, wherein the material transporting apparatus comprises a frame, a motor and two belts, the motor and the two belts being disposed on the frame; the motor drive connects two the belt, two the belt is located same height and parallel and has a space, the space is less than the width of condenser upper end and be greater than the width of the pin of condenser.

10. The capacitive trimming apparatus according to claim 9, wherein the material transporting apparatus further comprises two height adjusters and two first fixed blocks, the two first fixed blocks being respectively disposed outside the two belts in a moving direction of the belts; two height adjuster all includes a second fixed block, two compresses tightly piece, a sliding block and two third guide rails, the second fixed block is followed arrange above the belt, two the third guide rail parallel upwards arranges and the perpendicular to the belt direction of motion, second fixed block fixed connection the sliding block, sliding block sliding connection is two the third guide rail, two compress tightly a threaded connection and be in the sliding block outside and correspond one respectively the third guide rail.