CN217315480U

CN217315480U - Stamping die for computer keyboard

Info

Publication number: CN217315480U
Application number: CN202221091074.7U
Authority: CN
Inventors: 马锡光
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-05-07
Filing date: 2022-05-07
Publication date: 2022-08-30
Anticipated expiration: 2032-05-07

Abstract

The utility model discloses a stamping die for computer keyboard belongs to keyboard and makes technical field. A stamping die for computer keyboard, including relative cope match-plate pattern and the lower bolster that sets up, still include: the stamping die comprises an upper die plate, a lower die plate, a plurality of stamping lugs, a plurality of stamping grooves, a plurality of guide sleeves and a plurality of stamping grooves, wherein the upper die plate is provided with a groove; a guide rod slidably connected in the guide sleeve; the utility model discloses can carry out the perfect drawing of patterns to the stamping workpiece after the stamping forming through the stripper plate of slip setting below the cope match-plate pattern, guarantee that drawing of patterns in-process stamping workpiece can not take place to warp to the negative pressure chamber of accessible setting in the lower bolster adsorbs the centre gripping of fixing with the stripper plate to the raw and other materials of placing on the lower bolster in the stamping process and cooperatees, can guarantee that the skew slip can not take place for the raw and other materials in the stamping process, furtherly assurance the stamping workpiece quality, the production efficiency of computer keyboard and the waste of reduction raw and other materials have been improved.

Description

Stamping die for computer keyboard

Technical Field

The utility model relates to a technical field is made to the keyboard, especially relates to a stamping die for computer keyboard.

Background

The computer keyboard is an instruction and data input device for operating computer equipment, is the most common and the most main input equipment, and can input English letters, numbers, punctuations and the like into a computer through the keyboard so as to send commands, input data and the like to the computer.

In order to prevent a stamping part formed by stamping from being clamped on a stamping die in the use process of the existing computer keyboard stamping die, a die withdrawing ejector rod is often arranged on the stamping die to withdraw the stamping part, but because the stamping part contains more keyboard mounting holes and the distance between the keyboard mounting holes is smaller, the material between the keyboard mounting holes on the stamping part is easy to deform in the process of stripping by using a common stripping ejector rod, thereby lead to the stamping workpiece after production is accomplished to have higher unreasonable rate to because keyboard punching press raw and other materials quality is lighter, it fixes not being equipped with fixed subassembly to place the raw and other materials on the lower bolster in the stamping process, lead to the stamping workpiece after stamping forming to take place the displacement slip easily, further lead to the stamping workpiece after the stamping forming to have higher unreasonable rate, thereby influence the production efficiency of computer keyboard and the waste of raw and other materials.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving among the prior art computer keyboard stamping die and using the demolding ejector pin to demold the mould and not fix stamping raw and other materials, easily lead to the unqualified problem of stamping workpiece, and the stamping die who is used for computer keyboard who proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a stamping die for computer keyboard, including relative cope match-plate pattern and the lower bolster that sets up, still include: the stamping die comprises an upper die plate, a lower die plate, a plurality of stamping lugs, a groove, a plurality of stamping grooves and a guide sleeve, wherein the groove is formed in the upper die plate, the plurality of stamping lugs are fixedly connected in the groove, a mounting groove is formed in the groove, and the guide sleeve is fixedly connected in the mounting groove; the guide rod is connected in the guide sleeve in a sliding manner, one end, far away from the guide sleeve, of the guide rod is fixedly connected with a stripper plate, the stripper plate corresponds to the groove, and a plurality of through grooves corresponding to the stamping lugs are formed in the stripper plate; the lower template is provided with a plurality of blanking grooves corresponding to the stamping lugs, the blanking grooves are communicated with the negative pressure cavity, and the lower template is provided with a negative pressure suction pipe communicated with the negative pressure cavity; the containing box is connected in the negative pressure cavity in a sliding mode.

In order to ensure that the upper template and the lower template cannot deviate relatively in the stamping process, preferably, guide blocks are fixedly connected to two sides of the upper template, guide holes are formed in the guide blocks, guide columns are fixedly connected to two sides of the lower template, and the guide columns are connected in the guide holes in a sliding manner.

In order to ensure sufficient extrusion to the stamping part, preferably, a spring is arranged in the mounting groove, one end of the spring is fixedly connected to the inner wall of the mounting groove, and the other end of the spring is fixedly connected to the stripper plate.

In order to improve the sealing performance in the negative pressure cavity, preferably, an annular sealing gasket is arranged on the upper end face of the containing box.

In order to further improve the sealing property in the negative pressure cavity, a through hole is formed in the containing box and corresponds to the negative pressure suction pipe.

In order to facilitate the containing box to be pulled out in a sliding manner, furthermore, a pull groove is formed in the containing box.

Compared with the prior art, the utility model provides a stamping die for computer keyboard possesses following beneficial effect:

1. this a stamping die for computer keyboard breathes in to the negative pressure intracavity through the negative pressure straw to make negative pressure intracavity form the negative pressure, the silo adsorbs the raw and other materials of placing on the lower die plate under so accessible, thereby guarantees that the raw and other materials can not take place the slip displacement in the stamping process.

2. This a stamping die for computer keyboard, through the extrusion centre gripping of stripper plate to raw and other materials in the up-moving process, further guaranteed that raw and other materials can not take place to slide and be located in the stamping process, improved the qualification rate of keyboard production.

3. This a stamping die for computer keyboard, through the extrusion of stripper plate to stamping workpiece in the cope match-plate pattern rebound in-process, make the stamping workpiece can be perfect take place to break away from with the cope match-plate pattern, guarantee that the stamping workpiece can not take place to warp in the demoulding process, further improved the reasonable rate of keyboard production.

The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model discloses can carry out the perfect drawing of patterns to the stamping workpiece after the stamping forming through the stripper plate that slides the setting below the cope match-plate pattern, guarantee that the stamping workpiece can not take place to warp among the drawing of patterns process, and the negative pressure chamber of accessible setting in the lower bolster adsorbs fixed and cooperatees with the centre gripping of stripper plate to the raw and other materials of placing on the lower bolster in the stamping process, can guarantee that the offset of raw and other materials can not take place to slide among the stamping process, further assurance stamping workpiece quality, improved the production efficiency of computer keyboard and the waste of reduction raw and other materials.

Drawings

Fig. 1 is a schematic structural diagram of a stamping die for a computer keyboard according to the present invention;

fig. 2 is a schematic structural diagram of a stamping die for a computer keyboard according to the present invention;

fig. 3 is a schematic structural view of a portion a of the stamping die for a computer keyboard of the present invention shown in fig. 2;

fig. 4 is a schematic structural diagram of a third stamping die for a computer keyboard according to the present invention;

fig. 5 is a schematic structural view of a portion B of the stamping die for a computer keyboard of the present invention shown in fig. 4.

In the figure: 1. mounting a template; 11. a guide block; 12. stamping a bump; 13. mounting grooves; 14. a guide sleeve; 2. a lower template; 21. a guide post; 22. a discharging groove; 23. a negative pressure suction pipe; 3. a containing box; 31. groove drawing; 4. a stripper plate; 41. a guide bar; 42. a spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Example (b):

referring to fig. 1-5, the stamping die for the computer keyboard comprises an upper template 1 and a lower template 2 which are arranged oppositely, and further comprises: the stamping die comprises an upper die plate 1, a plurality of stamping lugs 12, a plurality of mounting grooves 13, a guide sleeve 14 and a plurality of stamping grooves, wherein the upper die plate 1 is provided with a groove; the guide rod 41 is connected in the guide sleeve 14 in a sliding manner, one end, far away from the guide sleeve 14, of the guide rod 41 is fixedly connected with the stripper plate 4, the stripper plate 4 corresponds to the groove, and a plurality of through grooves corresponding to the stamping lugs 12 are formed in the stripper plate 4; a negative pressure cavity arranged in the lower template 2, a plurality of blanking grooves 22 corresponding to the stamping lugs 12 are arranged on the lower template 2, the blanking grooves 22 are communicated with the negative pressure cavity, and a negative pressure suction pipe 23 communicated with the negative pressure cavity is arranged on the lower template 2; the containing box 3 is connected in the negative pressure cavity in a sliding way.

In the using process of the equipment, the group of dies can be installed on stamping equipment, the suction pump is externally connected with the negative pressure suction pipe 23, the suction pump is started to suck air into a negative pressure cavity through the negative pressure suction pipe 23, so that negative pressure is formed in the negative pressure cavity, air is sucked into the outside through the blanking groove 22 continuously, sheet raw materials to be stamped are placed on the lower die plate 2, the sheet raw materials can shield the blanking groove 22, so that the raw materials are adsorbed on the lower die plate 2 by the suction force generated in the negative pressure cavity, the raw materials can be stably fixed, the stamping equipment is started, the upper die plate 1 is driven by the stamping equipment to move downwards, the stripper plate 4 is firstly contacted and abutted with the stamping raw materials in the moving process, the raw materials are further clamped and fixed through the stripper plate 4, the sliding displacement of the raw materials in the stamping process is ensured, and the qualification rate of stamping parts is improved, the stamping convex block 12 can be abutted against the surface of the raw material after passing through the through groove on the stripping plate 4 in the continuous downward moving process of the upper template 1, so that the raw material is stamped under the coordination of the discharging groove 22, waste materials generated in the stamping process can fall into a negative pressure cavity through the discharging groove 22, the upper template 1 moves upwards under the driving of stamping equipment after the stamping is finished, at the moment, a keyboard mounting hole on the stamping part can generate friction force with the side wall of the stamping convex block 12, so that the stamping part is driven to have the tendency of moving upwards along with the stamping convex block 12, at the moment, the stripping plate 4 which is connected onto the upper template 1 through the guide rod 41 and the guide sleeve 14 in a sliding manner can extrude and attach the stamping part onto the lower template 2 under the action of self weight, and therefore, the stamping part can not move upwards under the action of the friction force between the keyboard mounting hole on the stamping part and the side wall of the stamping convex block 12, and the size of the stripping plate 4 is completely the same as that of the stamping part, so that the stripper plate 4 can ensure that the stamping part can not deform in the process of extruding and attaching the stamping part on the lower template 2, thereby further improving the qualification rate of the stamping parts, when the stamping is finished, partial waste materials clamped and embedded in the blanking groove 22 can be adsorbed into the negative pressure cavity by the suction force generated by the negative pressure cavity and fall into the containing box 3 for collection, the negative pressure suction force generated by the suction pump through the negative pressure suction pipe 23 is proper, the waste material falling into the containing box 3 can not be adsorbed to the air inlet of the negative pressure suction pipe 23, thus ensuring that the negative pressure cavity is always kept with the proper negative pressure, and because the keyboard mounting holes on the stamped parts correspond to the blanking slots 22 one by one, therefore, after the punching is finished, the suction force generated by the negative pressure cavity through the blanking groove 22 cannot have an adsorption effect on the punching part, and the punching part can be conveniently taken down.

1 both sides fixedly connected with guide block 11 of cope match-plate pattern, the guiding hole has been seted up on the

guide block

11, 2 both sides fixedly connected with guide post 21 of lower bolster, guide post 21 sliding connection is in the guiding hole, fixed connection's guide post 21 sliding connection can guarantee that relative displacement can not take place all the time in the plane direction for cope match-plate pattern 1 and lower bolster 2 in the stamping process in the guiding hole of guide block 11 on the lower bolster 2 to the quality of stamping workpiece has been guaranteed.

The spring 42 is arranged in the mounting groove 13, one end of the spring 42 is fixedly connected to the inner wall of the mounting groove 13, the other end of the spring 42 is fixedly connected to the stripping plate 4, the spring 42 can increase the pressure of the stripping plate 4 on raw materials in the downward moving process of the upper die plate 1 to ensure the clamping of the raw materials, and in the upward moving process of the upper die plate 1, the pressure of the stripping plate 4 on stamping parts is increased to ensure that the stamping parts are separated from the stamping convex blocks 12.

Hold 3 up ends of box and be equipped with annular sealing pad, hold and seted up the through-hole on the box 3, the through-hole is corresponding with negative pressure straw 23, hold and seted up the kerve 31 on the box 3, the sealed pad that holds 3 upper ends of box can guarantee to hold 3 slidable mounting of box to the negative pressure intracavity time negative pressure chamber has good leakproofness, guarantee to have abundant adsorption affinity to raw and other materials through silo 22 down, the through-hole can further improve the leakproofness of negative pressure intracavity, the kerve 31 can be convenient for to holding 3 pulling roll-offs of box in order to clear up the punching press waste material.

This device can carry out the perfect drawing of patterns to the stamping workpiece after the stamping forming through the stripper plate 4 that slides and set up in cope match-plate pattern 1 below, guarantee that the stamping workpiece can not take place to warp among the drawing of patterns process, and the negative pressure chamber that sets up in lower bolster 2 in the stamping process adsorbs fixed and cooperate with the centre gripping of stripper plate 4 to the raw and other materials of placing on lower bolster 2, can guarantee that the skew slip can not take place for raw and other materials among the stamping process, furtherly assurance stamping workpiece quality, the production efficiency of computer keyboard has been improved and the waste of raw and other materials has been reduced.

Above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the design of the present invention, equivalent replacement or change should be covered within the protection scope of the present invention.

Claims

1. A stamping die for computer keyboard, including relative cope match-plate pattern (1) and lower bolster (2) that set up, its characterized in that still includes:

the stamping die comprises a groove arranged on the upper die plate (1), wherein a plurality of stamping lugs (12) are fixedly connected in the groove, an installation groove (13) is formed in the groove, and a guide sleeve (14) is fixedly connected in the installation groove (13);

the stripper plate is characterized in that the stripper plate comprises a guide rod (41) which is slidably connected in the guide sleeve (14), one end, far away from the guide sleeve (14), of the guide rod (41) is fixedly connected with the stripper plate (4), the stripper plate (4) corresponds to a groove, and a plurality of through grooves corresponding to the stamping lugs (12) are formed in the stripper plate (4);

the punching die comprises a lower template (2), a negative pressure cavity, a plurality of blanking grooves (22) corresponding to the punching bumps (12) and arranged on the lower template (2), wherein the blanking grooves (22) are communicated with the negative pressure cavity, and a negative pressure suction pipe (23) communicated with the negative pressure cavity is arranged on the lower template (2);

and the containing box (3) is connected in the negative pressure cavity in a sliding manner.

2. The stamping die for the computer keyboard as claimed in claim 1, wherein guide blocks (11) are fixedly connected to two sides of the upper template (1), guide holes are formed in the guide blocks (11), guide posts (21) are fixedly connected to two sides of the lower template (2), and the guide posts (21) are slidably connected in the guide holes.

3. The stamping die for computer keyboards according to claim 1, wherein a spring (42) is disposed in the mounting groove (13), one end of the spring (42) is fixedly connected to the inner wall of the mounting groove (13), and the other end of the spring (42) is fixedly connected to the stripper plate (4).

4. The stamping die for a computer keyboard according to claim 1, wherein the upper end surface of the containing box (3) is provided with an annular sealing gasket.

5. The stamping die for the computer keyboard as claimed in claim 4, wherein the containing box (3) is provided with a through hole, and the through hole corresponds to the negative pressure suction pipe (23).

6. The stamping die for the computer keyboard as defined in claim 5, wherein the containing box (3) is provided with a pull groove (31).