Film switch key sheet punching equipment

Abstract

The utility model discloses a thin film switch key sheet punching device which comprises a main body unit which comprises a lower platform and a base plate located over the lower platform. The horizontal fine adjustment unit comprises a plurality of wedge-shaped blocks transversely and slidably connected with the upper side wall of the lower platform and a plurality of fixing lugs fixedly installed on the upper side wall of the lower platform, the fixing lugs are in threaded connection with corresponding screw rods, and each screw rod penetrates through the corresponding fixing lug to be rotationally connected with the corresponding wedge-shaped block; a small tooth column is rotationally connected to the side, away from the wedge-shaped block, of the fixing lug, a large tooth disc meshed with the small tooth column is fixedly connected to the end, away from the wedge-shaped block, of the threaded rod, and a top block abuts against the corner of the lower side wall of the base plate. According to the utility model, the cutter does not need to be replaced when the cutter is abraded, so that the time delayed by shutdown is saved, the production cost of membrane switch punching is reduced, and the punching efficiency of the punching equipment on the membrane switch key sheet is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of membrane switch punching technology especially relates to a membrane switch key piece punching equipment. BACKGROUND

[0002] In the key piece processing technical field, a kind of membrane switch key piece is included, key on membrane switch, to show the position, shape and size of key body with different colors, it is more common in the initial stage of membrane switch, when processing this key piece, some key pieces need to be punched using membrane switch key piece punching equipment, so that key piece and panel mutually coincide.

[0003] The patent file with disclosure number CN209648878U discloses a kind of membrane switch key piece automatic punching device, it includes: feeding frame, feeding sensor, upper platform, cutter mould, lower platform, backing plate, material receiving lower roller, material receiving upper roller, material receiving frame, servo control system;Feeding sensor is fixed on the edge of feeding frame;Cutter mould is fixed on upper platform;Backing plate is fixed on lower platform, the position of cutter mould is aligned with backing plate;Membrane switch key piece is located between material receiving lower roller and material receiving upper roller;Material receiving upper roller is controlled by servo control system;Material receiving lower roller is controlled by servo control system;The relative position between material receiving upper roller and material receiving lower roller can change;When punch is set into automatic punching mode, the sensor of feeding end will sense the instruction of need feeding, servo system will send instruction to pull feeding device rotation.Material receiving servo can control material receiving roller rotation, by manually controlled supercharging roller, the speed of material receiving can be controlled.Form a speed controllable automatic punching system device.

[0004] The above patent file is used for a period of time, and the cutter mould is easily worn locally, after the cutter mould is worn, the phenomenon of cutting cannot be broken appears when the membrane switch key piece is punched, at this time, it needs to stop and replace cutter mould, not only increase the punching cost of membrane switch key piece, but also reduce the punching efficiency of punching equipment to membrane switch key piece. UTILITY MODEL CONTENT

[0005] The purpose of this section is to outline some aspects of the embodiments of the utility model and briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and the abstract of the specification and the utility model name to avoid obscuring the purpose of this section, the abstract of the specification and the utility model name, and such simplifications or omissions cannot be used to limit the scope of the utility model.

[0006] In view of the above problems existing in prior art membrane switch key piece punching equipment, the utility model is proposed.

[0007] Therefore, the film key piece punching equipment is suitable for solving the problem that the local part of the die is prone to wear, and when the die after wear punches the film key piece, the film key piece cannot be cut, at this time, the machine needs to be stopped and the die needs to be replaced, thereby increasing the punching cost of the film key piece and reducing the punching efficiency of the punching equipment.

[0008] To solve the above technical problems, the utility model provides the following technical scheme: a film key piece punching equipment, which comprises:

[0009] The main body unit comprises a lower platform and a base plate located directly above the lower platform.

[0010] The horizontal fine adjustment unit comprises a plurality of wedge-shaped blocks in transverse sliding connection with the upper side wall of the lower platform and a plurality of fixed ears fixedly installed on the upper side wall of the lower platform, the fixed ears are threadedly connected with corresponding screw rods, each screw rod is in rotational connection with a corresponding wedge-shaped block through penetrating the fixed ear, a small tooth column is rotationally connected to the side of the fixed ear away from the wedge-shaped block, a large tooth disc meshing with the small tooth column is fixedly connected to the end of the screw rod away from the wedge-shaped block, and a top block is arranged at the corner of the lower side wall of the base plate.

[0011] As a preferred scheme of the film key piece punching equipment, the upper side wall of the base plate is provided with an installation groove, a corresponding gasket is installed in the installation groove, and positionally symmetrical fastening bolts are threadedly connected to the two sides of the base plate.

[0012] As a preferred scheme of the film key piece punching equipment, the lateral section of the gasket is arranged in a stepped shape, and the base plate is made of manganese steel.

[0013] As a preferred scheme of the film key piece punching equipment, the length of the small tooth column is four to eight times the length of the large tooth disc, and the diameter of the small tooth column is one third to one fourth the diameter of the large tooth disc.

[0014] As a preferred scheme of the film key piece punching equipment, the longitudinal section of the wedge-shaped block and the wedge-shaped sliding groove is arranged in an inverted T shape, and the wedge-shaped block is in transverse sliding connection with the lower platform through a corresponding transverse sliding block and a transverse sliding groove.

[0015] As a preferred scheme of the film key piece punching equipment, the screw rod is provided with a close thread, and the slope angle of the wedge-shaped block is less than 15 degrees.

[0016] The utility model discloses a beneficial effect: when the cutter die uses a period of time after, cutter die somewhere more serious wear and tear after, rotate the pinion post of corresponding position, the pinion post rotates a circle, and the gear disc just rotates a certain angle, and the screw rod fixedly connected with the gear disc moves the wedge block along with, and the top block slidingly connected with the wedge block moves up or down and carries out fine adjustment to the horizontal height of the backing plate, ensures that the cutter die can cooperate with the backing plate, realizes the cutting of the film key piece, does not need to replace the cutter because of cutter wear, saves the time of the stoppage of work, reduces the production cost of the film switch cutting, improves the cutting efficiency of the cutting equipment to the film key piece. BRIEF DESCRIPTION OF DRAWINGS

[0017] In order to more clearly illustrate the technical scheme of the embodiment of the utility model, the following will be to the embodiment description needed to use the drawing briefly introduced, obviously, the following description in the drawing is only some embodiments of the utility model, for the ordinary skilled person in the art comes, under the premise of not paying the creative labor, can also obtain other drawings according to these drawings. Wherein:

[0018] Fig. 1 The utility model proposes a whole structure schematic diagram of film key piece cutting equipment;

[0019] Fig. 2 The utility model proposes a horizontal fine adjustment unit structure schematic diagram of film key piece cutting equipment;

[0020] Fig. 3 The utility model proposes a wedge sliding block structure schematic diagram of film key piece cutting equipment.

[0021] BRIEF DESCRIPTION OF DRAWINGS: 100 main unit, 101 lower platform, 102 backing plate, 103 gasket, 104 fastening bolt, 200 horizontal fine adjustment unit, 201 wedge block, 202 transverse sliding block, 203 fixed lug, 204 pinion post, 205 gear disc, 206 screw rod, 207 top block, 208 wedge sliding block, 209 wedge sliding slot. DETAILED DESCRIPTION

[0022] In order to make the above purpose, features and advantages of the utility model more obvious and easy to understand, the following specific embodiment of the utility model is explained in detail with the drawings of the specification.

[0023] In the following description, a lot of specific details are set forth in order to fully understand the utility model, but the utility model can also be implemented in other ways different from the description, and the person skilled in the art can make similar generalization without violating the connotation of the utility model, therefore, the utility model is not limited to the following disclosed specific embodiments.

[0024] Secondly, the "one embodiment" or "embodiments" referred to herein are intended to encompass a particular feature, structure, or characteristic in at least one implementation of the present application. The appearances of "in one embodiment" or "in the embodiments" in various places in the specification are not necessarily all referring to the same embodiment, nor are they necessarily all directed to the same embodiment, nor are they necessarily all mutually exclusive or exclusive with each other.

[0025] Thirdly, the present application is described in detail in combination with the schematic diagram. In the detailed description of the embodiments of the present application, the sectional view of the device structure is partially enlarged without the general proportion for the convenience of description, and the schematic diagram is only an example, which should not limit the scope of protection of the present application. In addition, the three-dimensional spatial dimensions including length, width and depth should be included in the actual manufacture.

[0026] Referring to Figs. 1-3 For one embodiment of the present application, a film key sheet punching equipment is provided, comprising: a main unit 100 and a horizontal fine adjustment unit 200.

[0027] The main unit 100 comprises a lower platform 101 and a pad plate 102 located directly above the lower platform 101.

[0028] The horizontal fine adjustment unit 200 comprises a plurality of wedge-shaped blocks 201 connected with the lateral wall of the lower platform 101 through lateral sliding and a plurality of fixed ears 203 fixedly installed on the lateral wall of the lower platform 101, a corresponding screw rod 206 is threadedly connected to the fixed ear 203, the screw rod 206 is provided with a close thread, and the slope angle of the wedge-shaped block 201 is less than 15 degrees, so that the fineness of the horizontal fine adjustment of the pad plate 102 is improved, each screw rod 206 is rotatably connected to the corresponding wedge-shaped block 201 through the fixed ear 203, a small toothed column 204 is rotatably connected to the side of the fixed ear 203 away from the wedge-shaped block 201, a large toothed disc 205 engaged with the small toothed column 204 is fixedly connected to the end of the screw rod 206 away from the wedge-shaped block 201, the length of the small toothed column 204 is four to eight times the length of the large toothed disc 205, and the diameter of the small toothed column 204 is one third to one fourth of the diameter of the large toothed disc 205, so that the small toothed column 204 rotates one circle, and the large toothed disc 205 drives the screw rod 206 to rotate by a certain angle, further ensuring the accuracy of the horizontal fine adjustment of the pad plate 102, and the top blocks 207 are arranged at the corners of the lower lateral wall of the pad plate 102, so that when the separate top block 207 is lifted, the other top blocks 207 will not limit the movement of the pad plate 102, the wedge-shaped block 201 and the top block 207 are connected through corresponding wedge-shaped sliding blocks 208 and wedge-shaped sliding grooves 209, the longitudinal section of the wedge-shaped sliding block 208 and the wedge-shaped sliding groove 209 is provided in an inverted T shape, so that the wedge-shaped sliding block 208 cannot be separated from the wedge-shaped block 201, and the wedge-shaped block 201 and the lower platform 101 are connected through corresponding lateral sliding blocks 202 and lateral sliding grooves, which can guide and limit the movement of the wedge-shaped block 201 on the lower platform 101.

[0029] The installation groove is formed in the lateral wall of the pad plate 102, and the corresponding gasket 103 is installed in the installation groove, the positionally symmetrical fastening bolts 104 are threadedly connected to the two sides of the pad plate 102, each fastening bolt 104 is inserted into the installation groove and abuts against the lateral wall of the gasket 103, the lateral section of the gasket 103 is provided in a stepped shape, and the pad plate 102 is made of manganese steel, so that the gasket 103 can be replaced through the cooperation of the gasket 103 and the fastening bolt 104, and the pad plate 102 does not need to be frequently replaced, thereby reducing the processing cost of the film key piece punching.

[0030] During use, when the die is used for a period of time, and serious wear occurs at a certain position of the die, at this time, the small tooth column 204 at the corresponding position is rotated, the large tooth disc 205 is rotated by one circle, the screw rod 206 fixedly connected with the large tooth disc 205 drives the wedge-shaped block 201 to move, the top block 207 slidingly connected with the wedge-shaped block 201 is driven to move upward or downward to finely adjust the horizontal height of the pad plate 102, so that the die can be matched with the pad plate 102 to realize the cutting of the key piece of the film switch, the die does not need to be replaced due to wear, the time wasted due to shutdown is saved, the production cost of the film switch is reduced, and the cutting efficiency of the cutting equipment on the key piece of the film switch is improved.

[0031] It should be noted that the above embodiments are only used to illustrate the technical solutions of the present application, not to limit it. Although the present application has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present application can be modified or replaced equivalently without departing from the spirit and scope of the technical solutions of the present application, which should be covered in the scope of the claims of the present application.

Claims

1. A thin film key sheet punching apparatus, characterized by, The utility model relates to a horizontal micro-adjusting device for a main body unit (100) including a lower platform (101) and a base plate (102) located directly above the lower platform (101). The horizontal micro-adjusting unit (200) includes a plurality of wedge-shaped blocks (201) connected to the upper side wall of the lower platform (101) via lateral sliding and a plurality of fixed ears (203) fixedly installed on the upper side wall of the lower platform (101), the fixed ears (203) are threadedly connected with corresponding screw rods (206), each screw rod (206) is rotatably connected with a corresponding wedge-shaped block (201) via the fixed ear (203), a small-toothed column (204) is rotatably connected to the side of the fixed ear (203) away from the wedge-shaped block (201), a large-toothed disc (205) is fixedly connected to the end of the screw rod (206) away from the wedge-shaped block (201) and engages with the small-toothed column (204), a top block (207) is arranged at the corner of the lower side wall of the base plate (102), and the top block (207) is slidably connected with the wedge-shaped block (201) via a corresponding wedge-shaped sliding block (208) and a wedge-shaped sliding groove (209). A mounting groove is formed in the upper side wall of the base plate (102), a corresponding gasket (103) is installed in the mounting groove, and positionally symmetrical fastening bolts (104) are threadedly connected to the two sides of the base plate (102), each fastening bolt (104) is inserted into the mounting groove and abuts against the side wall of the gasket (103).

2. A film key sheet punching apparatus according to claim 1, wherein: The gasket (103) is arranged in a stepped shape in the lateral cross section, and the base plate (102) is made of manganese steel.

3. A film key sheet cutting apparatus according to claim 2, wherein: The length of the small-toothed column (204) is four to eight times the length of the large-toothed disc (205), and the diameter of the small-toothed column (204) is one-third to one-fourth the diameter of the large-toothed disc (205).

4. The film key sheet punching apparatus according to claim 1, wherein: The wedge-shaped sliding block (208) and the wedge-shaped sliding groove (209) are arranged in an inverted T shape in the longitudinal cross section, and the wedge-shaped block (201) is slidably connected with the lower platform (101) via a corresponding lateral sliding block (202) and a lateral sliding groove.

5. The film key sheet cutting apparatus according to claim 1, wherein: The screw rod (206) is provided with a close thread, and the slope angle of the wedge-shaped block (201) is less than 15 degrees.

6. The film key sheet cutting apparatus according to claim 1, wherein: ​

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