CN211888674U

CN211888674U - Copper sheet mould of buckling

Info

Publication number: CN211888674U
Application number: CN202020194407.3U
Authority: CN
Inventors: 陈永涛
Original assignee: Dongguan Jingdiao Vocational Training School No2
Current assignee: Dongguan Jingdiao Vocational Training School No2
Priority date: 2020-02-22
Filing date: 2020-02-22
Publication date: 2020-11-10
Anticipated expiration: 2030-02-22

Abstract

The utility model discloses a copper sheet bending die, which comprises an upper die and a lower die, wherein the upper die and the lower die are respectively provided with an upper through hole and a lower through hole which correspond to each other; the upper die is provided with a first punching piece, and the first punching piece can move towards the direction of the lower through hole along the upper through hole; the lower die is fixedly provided with a second punching piece; in the die closing process, the upper die abuts against the second stamping part, and the copper sheet forms a first bending part; meanwhile, the copper sheet is fixed between the upper die and the lower die, and the first punching piece punches the copper sheet to form a second bending part. The upper die is provided with the first punching part, the lower die is provided with the second punching part, the upper die is matched with the second punching part, the first punching part is matched with the lower die, the upward first bending part and the downward second bending part are formed in the die, and the bending parts with different angles can be formed in one set of die, so that the equipment cost can be effectively reduced, the processing time can be reduced, and the processing efficiency can be improved; and the processed bending part has better elasticity and excellent physical strength.

Description

Copper sheet mould of buckling

Technical Field

The utility model relates to a stamping die technical field, in particular to copper sheet mould of buckling.

Background

Copper sheets are often used in the row socket and the chassis spring, in order to mold the copper sheets into corresponding components (for example, the copper sheets are molded into power pins or spring bayonet, wherein the difficulty of processing is the bending part).

The existing processing corresponding parts are generally formed by punching, but the punched parts have poor elasticity and physical strength, and the elasticity is easily removed after long-term use, so that the parts are damaged.

In addition, the bending device is used for bending, and the processing procedure comprises the following steps: 1. and (2) trimming and slicing at a corresponding trimming mechanism (so as to form a corresponding clamping part or a corresponding clamping hole), and bending the processed copper sheet after the copper sheet is placed into a bending mechanism by hands. The processing efficiency is low, the bending strength is influenced by manpower, and the consistency of products cannot be guaranteed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a copper sheet mould of buckling aims at improving the machining efficiency of buckling of copper sheet, guarantees the uniformity of product, and the part physical strength after buckling is high, and elasticity is good.

In order to achieve the purpose, the utility model provides a copper sheet bending die, which comprises an upper die and a lower die, wherein the upper die and the lower die are respectively provided with an upper through hole and a lower through hole which correspond to each other; the upper die is provided with a first punching piece, and the first punching piece can move towards the direction of the lower through hole along the upper through hole; the lower die is fixedly provided with a second punching piece; in the die closing process, the upper die abuts against the second stamping part, and the copper sheet forms a first bending part; meanwhile, the copper sheet is fixed between the upper die and the lower die, and the first punching piece punches the copper sheet to form a second bending part.

Further, the upper die comprises an upper die base, an upper base plate fixedly arranged at the lower end of the upper die base, an upper clamping plate arranged at the lower end of the upper base plate and a first punching piece vertically and slidably arranged below the upper die plate, and the upper base plate and the upper clamping plate are provided with through holes for the first punching piece to pass through.

Further, a forming head is arranged at the lower part of the first punching part, the forming head comprises a first punching part and a second punching part positioned at the lower end of the first punching part, the width of the second punching part is smaller than that of the first punching part, and the first punching part and the second punching part form a shape matched with the second bending part.

Furthermore, a chamfer is arranged at the joint of the first punching part and the second punching part.

Further, the lower die comprises a lower die base, a lower base plate fixedly arranged at the upper end of the lower die base, a lower clamping plate arranged at the upper end of the lower base plate and a second punching piece arranged on the lower clamping plate, the upper die is abutted to the lower clamping plate in the die assembling process, and the first punching piece forms a first bending part under impact.

Furthermore, the upper die is provided with a support column, and the support column is abutted against the second punching piece to form a first bending part.

Furthermore, in the process of die assembly, the two ends of the upper clamping plate and the lower clamping plate can be enclosed to form a channel for accommodating the first bending part and the second bending part

Further, the second punching part is a clamping block extending upwards from the lower clamping plate, and the lower clamping plate and the clamping block abut against each other to form a second bending part.

Furthermore, the upper clamping plate is provided with a nitrogen spring, and a telescopic rod of the nitrogen spring is connected with the upper die holder.

The technical scheme of the utility model is that the upper die is provided with the first punching piece and the lower die is provided with the second punching piece, the upward first bending part and the downward second bending part (which can be applied to the clamping structure of the case) are formed in the die by the matching of the upper die and the second punching piece and the matching of the first punching piece and the lower die, and the bending parts with different angles can be formed in one set of die, so that the equipment cost can be effectively reduced, the processing time can be reduced, and the processing efficiency can be improved; and the processed bending part has better elasticity and excellent physical strength.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a schematic view of the first punch and the second punch in cooperation with the lower jaw;

fig. 3 is a schematic view of the upper and lower clamping plates in cooperation.

The utility model discloses in, 1 is last mould, 10 is last through-hole, 11 is first towards the piece, 12 is the upper die base, 13 is the upper padding plate, 14 is the punch holder, 2 is the lower mould, 20 is lower through-hole, 21 is that the second dashes the piece, 22 is the die holder, 23 is the lower bolster, 24 is the lower plate, 3 is the copper sheet, 31 is first portion of bending, 32 is the second portion of bending, 4 is for supporting the post, 5 is the passageway, 6 is nitrogen 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, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that, if directional indicators (such as … …, upper, lower, left, right, front, back, top, bottom, inner, outer, vertical, horizontal, longitudinal, counterclockwise, clockwise, circumferential, radial, axial) are involved in the embodiments of the present invention, the directional indicators are only used to explain the relative position, motion, etc. of the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicators are changed accordingly.

In addition, if there is a description relating to "first" or "second", etc. in the embodiments of the present invention, the description of "first" or "second", etc. is for descriptive purposes only and is 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 at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

The utility model provides a copper sheet mould of buckling.

In the embodiment of the present invention, as shown in fig. 1 to 3, the copper sheet bending mold comprises an upper mold 1 and a lower mold 2, wherein the upper mold 1 and the lower mold 2 are respectively provided with an upper through hole 10 and a lower through hole 20 corresponding to each other; the upper die 1 is provided with a first punching part 11, and the first punching part 11 can move along the upper through hole 10 towards the lower through hole 20; the lower die 2 is fixedly provided with a second punching piece 21; in the die closing process, the upper die 1 is abutted against the second punching piece 21, and the copper sheet 3 forms a first bending part 31; meanwhile, the copper sheet 3 is fixed between the upper die 1 and the lower die 2, and the first punching part 11 punches the copper sheet 3 to form a second bending part 32. The upper die 1 is provided with the first punching part 11, the lower die 2 is provided with the second punching part 21, the upper die 1 is matched with the second punching part 21, the first punching part 11 is matched with the lower die 2, an upward first bending part 31 and a downward second bending part 32 (which can be applied to a clamping structure of a case) are formed in the die, and bending parts with different angles can be formed in one set of die, so that the equipment cost can be effectively reduced, the processing time can be reduced, and the processing efficiency can be improved; and the processed bending part has better elasticity and excellent physical strength.

The embodiment of the utility model provides an in, go up mould 1 and include upper die base 12, set firmly in the upper padding plate 13 of upper die base 12 lower extreme, locate upper plate 14 and the first piece 11 that dashes of vertical slidable mounting in the upper die plate below of upper padding plate 13 lower extreme, upper padding plate 13 and upper plate 14 are equipped with the via hole that supplies first piece 11 to pass that dashes, the first stamping forming that dashes 11 of being convenient for.

Further, the lower part of the first punching part 11 is provided with a forming head, the forming head comprises a first punching part and a second punching part positioned at the lower end of the first punching part, the width of the second punching part is smaller than that of the first punching part, and the first punching part and the second punching part form a shape matched with the second bending part 32.

Specifically, the joint of the first punching part and the second punching part is provided with a chamfer, and the second bending part 32 can have better physical strength through the chamfer, such as the copper sheet 3 of the extension socket, and the elasticity of the copper sheet can still keep a better state after long-time use.

More specifically, the lower die 2 includes a lower die holder 22, a lower pad plate 23 fixedly arranged at the upper end of the lower die holder 22, a lower clamp plate 24 arranged at the upper end of the lower pad plate 23, and a second punch 21 arranged on the lower clamp plate 24, wherein in the die assembly process, the upper die (the upper clamp plate 14) abuts against the lower clamp plate 24, the first punch 11 forms a first bending portion 31 under impact, and the first bending portion 31 can be formed by abutting against the upper die (the upper clamp plate 14) and the lower clamp plate 24.

The embodiment of the utility model provides an in, go up the mould and be equipped with pillar 4 (also can be for the first part 11 that dashes that offsets with second part 21, first part 11 that dashes is not limited to with the shaping second portion 32 of bending promptly), pillar 4 offsets with second part 21 and forms first portion 31 of bending, offsets with second part 21 through pillar 4, can avoid first portion 31 of bending when bending, excessively bends and leads to the defective products.

In the embodiment of the present invention, during the mold clamping process, the upper clamping plate 14 and the lower clamping plate 24 can enclose the channel 5 for accommodating the first bending portion 31 and the second bending portion 32. The cost can be effectively saved when the copper sheet 3 is conveniently processed and the die is manufactured through the arrangement of the channel 5.

In the embodiment of the present invention, the second punching portion is a clamping block extending upward from the lower plate 24, and the lower plate 24 and the clamping block are abutted to form the second bending portion 32.

In the embodiment of the present invention, the upper clamping plate 14 is provided with the nitrogen spring 6, and the telescopic rod of the nitrogen spring 6 is connected to the upper die base 12. In the die closing process, the nitrogen spring 6 plays a role in buffering, and in the die opening process, the nitrogen spring 6 plays a role in driving the lower clamping plate 24 to reset and move downwards.

The above only be the preferred embodiment of the utility model discloses a not consequently restriction the utility model discloses a patent range, all are in the utility model discloses a conceive, utilize the equivalent structure transform of what the content was done in the description and the attached drawing, or direct/indirect application all is included in other relevant technical field the utility model discloses a patent protection within range.

Claims

1. A copper sheet mould of buckling which characterized in that:

the die comprises an upper die and a lower die, wherein the upper die and the lower die are respectively provided with an upper through hole and a lower through hole which correspond to each other;

the upper die is provided with a first punching piece in a sliding mode, and the first punching piece can move towards the direction of the lower through hole along the upper through hole;

the lower die is fixedly provided with a second punching piece;

in the die closing process, the upper die abuts against the second stamping part, and the copper sheet forms a first bending part; meanwhile, the copper sheet is fixed between the upper die and the lower die, and the first punching piece punches the copper sheet to form a second bending part.

2. The copper sheet bending die of claim 1, wherein: the upper die comprises an upper die base, an upper base plate fixedly arranged at the lower end of the upper die base, an upper clamping plate arranged at the lower end of the upper base plate and a first punching piece vertically and slidably arranged below the upper die plate, wherein the upper base plate and the upper clamping plate are provided with through holes for the first punching piece to pass through.

3. The copper sheet bending die of claim 2, wherein: the lower part of the first punching part is provided with a forming head, the forming head comprises a first punching part and a second punching part positioned at the lower end of the first punching part, the width of the second punching part is smaller than that of the first punching part, and the first punching part and the second punching part form a shape matched with the second bending part.

4. The copper sheet bending die of claim 3, wherein: and a chamfer is arranged at the joint of the first punching part and the second punching part.

5. The copper sheet bending die of claim 3, wherein: the lower die comprises a lower die base, a lower cushion plate fixedly arranged at the upper end of the lower die base, a lower clamping plate arranged at the upper end of the lower cushion plate and a second punching piece arranged on the lower clamping plate, the upper die is abutted against the lower clamping plate in the die closing process, and the first punching piece forms a first bending part under impact.

6. The copper sheet bending die of claim 5, wherein: the upper die is provided with a support column which is abutted against the second punch to form a first bending part.

7. The copper sheet bending die of claim 5, wherein: in the die assembling process, the two ends of the upper clamping plate and the lower clamping plate can be enclosed to form a channel for accommodating the first bending part and the second bending part.

8. The copper sheet bending die of claim 5, wherein: the second punching part is a clamping block extending upwards from the lower clamping plate, and the lower clamping plate and the clamping block abut against each other to form a second bending part.

9. The copper sheet bending die of claim 2, wherein: the upper clamping plate is provided with a nitrogen spring, and a telescopic rod of the nitrogen spring is connected with the upper die base.