CN211362576U - Punching device - Google Patents

Punching device Download PDF

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Publication number
CN211362576U
CN211362576U CN201922071821.5U CN201922071821U CN211362576U CN 211362576 U CN211362576 U CN 211362576U CN 201922071821 U CN201922071821 U CN 201922071821U CN 211362576 U CN211362576 U CN 211362576U
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China
Prior art keywords
punching
punching needle
base
sliding plate
piston rod
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CN201922071821.5U
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Chinese (zh)
Inventor
冯炜炜
周庆丰
王礼友
吕明
高利军
陈小娟
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Ningbo Hualian Electronic Science & Technology Co ltd
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Ningbo Hualian Electronic Science & Technology Co ltd
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Priority to CN201922071821.5U priority Critical patent/CN211362576U/en
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Abstract

The utility model relates to a perforating device, its characterized in that: the punching mechanism comprises a punching needle assembly and a driving device connected with the punching needle assembly, and the driving device can drive the punching needle assembly to move downwards so that the lower end of the punching needle assembly props through the product to be punched to form a through hole; the punching needle assembly comprises a punching needle body for punching, a punching needle fixing plate for fixing the punching needle body and a sliding plate for connecting the punching needle fixing plate with the driving device; the punch pin fixing plate is connected with the sliding plate and can move back and forth on the sliding plate relative to the base. The punching device is high in production efficiency and stable in punching quality.

Description

Punching device
Technical Field
The utility model relates to a capacitanc membrane switch produces technical field, especially relates to a perforating device.
Background
In the production process of the capacitive membrane switch, after a silver paste line on the front surface of a substrate of the membrane switch is printed, perforation needs to be performed on the surface of the substrate, silver paste printing is performed on the back surface of a product after perforation, and the silver paste on the back surface flows to the front surface through the perforation to conduct electricity. In the prior art, manual perforation operation is mostly adopted, the production efficiency is low, and the stability of the product quality is not high due to the fact that the size of manual perforation is difficult to be uniform.
SUMMERY OF THE UTILITY MODEL
In view of the above problem, an object of the present invention is to provide a punching device which has high production efficiency and is favorable for improving the stability of product quality.
In order to realize the purpose, the technical scheme of the utility model is that: a perforating device, characterized by: the punching mechanism comprises a punching needle assembly and a driving device connected with the punching needle assembly, and the driving device can drive the punching needle assembly to move downwards so that the lower end of the punching needle assembly props through the product to be punched to form a through hole.
Furthermore, the punching needle assembly comprises a punching needle body for punching, a punching needle fixing plate for fixing the punching needle body and a sliding plate for connecting the punching needle fixing plate with the driving device, and the punching needle fixing plate is connected with the sliding plate and can move back and forth on the sliding plate relative to the base.
Furthermore, a movable seat capable of moving left and right relative to the base is arranged on the base, a fixed column is vertically arranged on the movable seat, the driving device comprises an air cylinder fixed at the top end of the fixed column, the air cylinder is provided with a piston rod extending out of the lower portion of the cylinder body, and the lower end of the piston rod is fixedly connected with the sliding plate.
Furthermore, the upper end of the piston rod extends out of the upper end face of the cylinder body, an adjusting threaded sleeve is connected to the periphery of the upper end of the piston rod in a threaded mode, and the lower end of the adjusting threaded sleeve can abut against the upper end face of the air cylinder when the piston rod moves downwards so as to limit the piston rod to move downwards.
Furthermore, the connection position of the punch needle fixing plate and the sliding plate is provided with at least two first strip-shaped sliding grooves arranged along the front-back direction, and first adjusting screws in threaded connection with the sliding plate are arranged in the first strip-shaped sliding grooves.
Furthermore, be equipped with two at least second bar spouts that set up along left right direction on the sliding seat, be equipped with the second adjusting screw with base threaded connection in the second bar spout.
Furthermore, the sliding plate is provided with a positioning hole, and the fixing column penetrates through the positioning hole and can slide up and down relative to the positioning hole.
Furthermore, the two punching needle bodies are respectively arranged on the front side and the rear side of the punching needle fixing plate.
Furthermore, the punching mechanisms are two and are respectively arranged at the left end and the right end of the base.
Furthermore, the driving device further comprises an air guide pipe, two pedal devices and a pressure regulating valve, wherein the two air guide pipes are arranged at the upper end and the lower end of the air cylinder respectively, the pedal devices are connected with the other end of the air guide pipe to inflate the air cylinder, and the pressure regulating valve is arranged on the air guide pipe to control the flow of the gas flowing through the air guide pipe.
Compared with the prior art, the utility model has the advantages of:
by adopting the punching device, the punching needle bodies are controlled by the air cylinder to move downwards to punch holes on a product to be punched, and by arranging the two punching needle bodies and the two punching mechanisms, a plurality of punched holes of the film switch can be punched at one time, so that the punching device is convenient and quick to operate and high in production efficiency; the piston rod can be limited in moving down distance by adjusting the adjusting threaded sleeve, too large punching or insufficient impact force can be avoided, and meanwhile, the alignment accuracy of the punching needle body and the position to be punched can be adjusted by adjusting the first adjusting screw and the second adjusting screw, so that the punching quality is improved.
Drawings
Fig. 1 is a schematic structural diagram of a perforating device according to the present application.
Fig. 2 is a schematic structural view of the perforating device of the present application in another direction.
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 with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
As shown in fig. 1 to 2, the structure diagram of the preferred embodiment of the present invention, the punching device includes a base 10 for placing a product to be punched and a punching mechanism disposed on the base, the punching mechanism includes a punching pin assembly and a driving device connected to the punching pin assembly, the driving device can drive the punching pin assembly to move up and down and make the lower end of the punching pin assembly prop through the product to be punched to form a through hole when the punching pin assembly moves down.
Specifically, the punch pin assembly comprises a punch pin body 21 for punching, a punch pin fixing plate 22 for fixing the punch pin body 21, and a sliding plate 23 for connecting the punch pin fixing plate 22 with the driving device, wherein the punch pin fixing plate 22 is connected with the sliding plate 23 and can move back and forth on the sliding plate 23 relative to the base 10; the base 10 is provided with a movable seat 11 capable of moving left and right relative to the base 10, the movable seat 11 is vertically provided with two fixed columns 12, in the embodiment, the two fixed columns 12 are respectively arranged at the front side and the rear side of the movable seat 11, that is, as shown in fig. 1, the upper end of the fixed column 12 is provided with a mounting plate 31, the driving device comprises an air cylinder 32 arranged at the top end of the mounting plate 31, the air cylinder 32 comprises a piston rod 33 extending out of the lower part of a cylinder body 39, the lower end of the piston rod 33 is fixedly connected with the sliding plate 23, when the air cylinder 32 drives the piston rod 33 to move downwards, the piston rod 33 drives the sliding plate 23 to move downwards, so that the punch needle body 21 is moved downward to pierce the product to be punched to form a punched hole, and by slidably coupling the punch needle fixing plate 22 with the sliding plate 23 and slidably coupling the movable holder 11 with the base 10, the punching needle body 21 can be adjusted in front, back, left and right positions, and therefore the punching needle body 21 can be better aligned with the punching position of a product to be punched.
Preferably, the punch pin fixing plate 22 is provided with at least two first strip-shaped sliding grooves 24 arranged along the front-back direction at the connecting position with the sliding plate 23, the first strip-shaped sliding grooves 24 are provided with first adjusting screws 25 in threaded connection with the sliding plate 23, when the front-back position of the punch pin body 21 needs to be adjusted, the first adjusting screws 25 are loosened, the punch pin fixing plate 22 can be moved forwards or backwards to adjust the position of the punch pin body 21 because the first adjusting screws 25 can slide in the first strip-shaped sliding grooves 24, and after the adjustment is finished, the punch pin fixing plate 22 is fixed by screwing the first adjusting screws 25; similarly, in order to adjust the position of the punch pin body 21 in the left-right direction, at least two second bar-shaped sliding grooves 13 are formed in the movable seat 11 and arranged in the left-right direction, second adjusting screws 14 in threaded connection with the base 10 are arranged in the second bar-shaped sliding grooves 13, and when the punch pin body 21 needs to be adjusted in the left-right direction, the second adjusting screws 14 are unscrewed for adjustment. Except this, in order to make towards needle body 21 can aim at with the product that waits to punch a hole fast, be provided with on base 10 and be used for placing the storage tank 15 of waiting to punch a hole the product, storage tank 15's size and the size looks adaptation of waiting to punch a hole the product, like this only need to wait to punch a hole the product put into storage tank 15 can, avoid the trouble of constantly adjusting the product position.
In this embodiment, the upper end of the piston rod 33 extends out of the upper end surface of the cylinder 39, the outer periphery of the upper end of the piston rod 33 is connected with the adjusting screw 34 in a threaded manner, the lower end of the adjusting screw 34 can abut against the upper end surface of the air cylinder 32 when the piston rod 33 moves downwards to limit the downward movement of the piston rod 33, and in order to prevent the adjusting screw 34 from moving, the upper end of the adjusting screw 34 of the piston rod 33 is further sleeved with the fastening nut 35. By adopting the design, the limit length of the piston rod 33 extending out of the lower end of the air cylinder 32 can be adjusted by rotating the adjusting screw sleeve 34, so that the limit height of the lower end of the punching needle body 21 is adjusted when the piston rod 33 moves downwards, and the problem that the punching needle body 21 excessively moves downwards to cause overlarge punched holes or the punching needle body 21 does not move downwards enough to punch the products without forming the punched holes is avoided.
In this embodiment, in order to avoid the punching needle assembly to shake and influence the punching quality in the punching process, be equipped with the locating hole that is equivalent with fixed column 12 diameter on sliding plate 23, fixed column 12 passes the locating hole and can slide from top to bottom relative to the locating hole, because fixed column 12's direction limiting displacement like this can avoid the punching needle assembly to shake, improves the quality of punching a hole.
In this embodiment, in order to improve production efficiency, the punching pin bodies 21 are two and are respectively arranged on the front side and the rear side of the punching pin fixing plate 22, and the punching mechanisms are two and are respectively arranged on the left end and the right end of the base 10, so that when the diaphragm of the common capacitive membrane switch is produced, the punching operation is performed once to complete the forming of the through hole on the diaphragm, and the production efficiency is greatly improved. Of course, the number of the punching pin bodies 21 and the number of the punching mechanisms can be adjusted according to different products.
In this embodiment, the driving device further includes an air duct 36, a pedal device 37 and a pressure regulating valve 38, the air duct 36 has two air ducts 36 respectively disposed at upper and lower ends of a cylinder body 39, the pedal device 37 is connected to the other end of the air duct 36 to inflate the cylinder body 39, and the pressure regulating valve 38 is disposed on the air duct 36 to control the flow rate of the air flowing through the air duct 36. By adopting the design, after a product to be punched is placed, a production worker can inflate the cylinder only by stepping on the pedal device 37 by feet, so that punching operation is facilitated, and the production efficiency is improved.
While embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims (9)

1. A punching device comprises a base (10) for placing a product to be punched and a punching mechanism arranged on the base (10);
the punching mechanism comprises a punching needle assembly and a driving device connected with the punching needle assembly, and the driving device can drive the punching needle assembly to move downwards so that the lower end of the punching needle assembly pushes through a product to be punched to form a through hole;
the method is characterized in that:
the punching needle assembly comprises a punching needle body (21) for punching, a punching needle fixing plate (22) for fixing the punching needle body (21), and a sliding plate (23) for connecting the punching needle fixing plate (22) with the driving device;
the punch pin fixing plate (22) is connected with the sliding plate (23) and can move back and forth on the sliding plate (23) relative to the base (10).
2. The perforating device as recited in claim 1, characterized in that:
the movable base (11) capable of moving left and right relative to the base (10) is arranged on the base (10), the fixed column (12) is vertically arranged on the movable base (11), the driving device comprises an air cylinder (32) arranged at the top end of the fixed column (12), the air cylinder is provided with a piston rod (33) extending out of the lower portion of the cylinder body (39), and the lower end of the piston rod (33) is fixedly connected with the sliding plate (23).
3. The perforating device as recited in claim 2, characterized in that:
the upper end of the piston rod (33) extends out of the upper end face of the cylinder body (39), the outer periphery of the upper end of the piston rod (33) is in threaded connection with an adjusting threaded sleeve (34), and when the piston rod (33) moves downwards, the lower end of the adjusting threaded sleeve (34) can be abutted against the upper end face of the air cylinder (32) to limit the piston rod (33) to move downwards.
4. The perforating device as recited in claim 3, characterized in that:
the punch pin fixing plate (22) is provided with at least two first strip-shaped sliding grooves (24) arranged along the front-back direction at the connecting position with the sliding plate (23), and first adjusting screws (25) in threaded connection with the sliding plate (23) are arranged in the first strip-shaped sliding grooves (24).
5. The perforating device as recited in claim 4, characterized in that:
be equipped with two at least second bar spout (13) that set up along left right direction on sliding seat (11), be equipped with in second bar spout (13) with base (10) threaded connection's second adjusting screw (14).
6. The perforating device as recited in claim 5, characterized in that:
the sliding plate (23) is provided with a positioning hole, and the fixing column (12) penetrates through the positioning hole and can slide up and down relative to the positioning hole.
7. The perforating device as recited in claim 2, characterized in that:
the punching needle body (21) is provided with two punching needle bodies and is respectively arranged at the front side and the rear side of the punching needle fixing plate (22).
8. The perforating device as recited in claim 7, characterized in that:
the two punching mechanisms are respectively arranged at the left end and the right end of the base (10).
9. The perforating device as claimed in any of claims 2 to 8, characterized in that:
the driving device also comprises two air guide pipes (36), a pedal device (37) and a pressure regulating valve (38), wherein the two air guide pipes (36) are respectively arranged at the upper end and the lower end of the cylinder body (39);
the pedal device (37) is connected with the other end of the air guide pipe (36) to inflate the cylinder body (39), and the pressure regulating valve (38) is arranged on the air guide pipe (36) to control the flow of the air flowing through the air guide pipe (36).
CN201922071821.5U 2019-11-26 2019-11-26 Punching device Active CN211362576U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201922071821.5U CN211362576U (en) 2019-11-26 2019-11-26 Punching device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201922071821.5U CN211362576U (en) 2019-11-26 2019-11-26 Punching device

Publications (1)

Publication Number Publication Date
CN211362576U true CN211362576U (en) 2020-08-28

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ID=72160912

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201922071821.5U Active CN211362576U (en) 2019-11-26 2019-11-26 Punching device

Country Status (1)

Country Link
CN (1) CN211362576U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114311136A (en) * 2021-12-14 2022-04-12 浙江戈尔德智能悬架股份有限公司 Air bag punching machine

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114311136A (en) * 2021-12-14 2022-04-12 浙江戈尔德智能悬架股份有限公司 Air bag punching machine
CN114311136B (en) * 2021-12-14 2023-11-10 浙江戈尔德智能悬架股份有限公司 Air bag puncturing machine

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