CN216226438U

CN216226438U - Stamping die with replaceable stamping die head

Info

Publication number: CN216226438U
Application number: CN202122538372.8U
Authority: CN
Inventors: 杨细先
Original assignee: Shenyang Guchuan Metal Co ltd
Current assignee: Shenyang Guchuan Metal Co ltd
Priority date: 2021-10-21
Filing date: 2021-10-21
Publication date: 2022-04-08
Anticipated expiration: 2031-10-21

Abstract

The utility model discloses a stamping die with a replaceable stamping die head, which comprises an upper die base, wherein a clamping plate is arranged at the lower side of the upper die base, and the middle part of the clamping plate is fixedly provided with a plurality of punching needles, the upper ends of the punching needles are all fixed on the punching needle fixing block, the punching needle fixing block is fixed on the clamping plate, the center of the upper die holder is provided with a abdication opening matched with the punching needle, a stop block for limiting and blocking the upper end of the punching needle is inserted in the front side of the upper die base, a dismounting hole corresponding to the stop block is arranged in the rear side of the upper die base, when the punching needle is disassembled and replaced, the long rod penetrates through the disassembling hole to push out the stop block, so that the punching needle and the punching needle fixing block can be disassembled through the abdicating opening without disassembling the whole upper die base, and fix a plurality of towards needles through towards the needle fixed block and carry out simultaneous installation and dismantlement together and make towards the dismantlement of needle and change convenience more.

Description

Stamping die with replaceable stamping die head

Technical Field

The utility model relates to the technical field of stamping dies, in particular to a stamping die with a replaceable stamping die head.

Background

The punching die is a special process equipment for processing materials (metal or nonmetal) into parts (or semi-finished products) in cold punching processing, the punching die in the punching die is used very widely as one kind of the punching die, and the punching pin is abraded in the punching die for a long time to cause unqualified punching size, so that the punching pin needs to be replaced regularly.

The applicant of the utility model finds that the replacement of the punching pin of the existing punching die is inconvenient, the punching pin can be replaced only by disassembling the die, and the replacement workload is large.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a stamping die with a replaceable stamping die head, and aims to solve the problem that a stamping needle of the existing stamping die is inconvenient to replace.

The utility model is realized by the following steps:

the utility model provides a stamping die of removable stamping die head, including the upper die base, the downside of upper die base is provided with splint, and the fixed a plurality of punching needles that are provided with in middle part of splint, the upper end of a plurality of punching needles is all fixed on the punching needle fixed block, and the punching needle fixed block is fixed on splint, the center of upper die base is provided with and punches the opening of stepping down of needle complex, and the front side of upper die base is inserted and is had the dog that carries out spacing block to the punching needle upper end, the rear side of upper die base is provided with the dismantlement hole that corresponds with the dog, when dismantling the change to the punching needle, it is ejecting with the dog to utilize the stock to pass the dismantlement hole, then can dismantle punching needle and punching needle fixed block through stepping down the opening, need not to dismantle whole upper die base, and fix a plurality of punching needles together through the punching needle fixed block and carry out simultaneous installation and dismantlement make the dismantlement change of punching needle more convenient.

Furthermore, the lower surface of the upper die base is provided with a slot matched with the stop block, a limit screw for limiting and blocking the stop block is screwed on the front side of the upper die base, the stop block is installed through the arranged slot, and the stop block is limited and fixed through the limit screw.

Furthermore, a hanging table is arranged at the upper end of the punching needle, the upper end of the punching needle fixing block is fixedly connected with the stop block through a fixing screw, the punching needle is fixed on the punching needle fixing block through the hanging table, and the punching needle fixing block is locked and fixed through the fixing screw.

Further, the upper surface center of splint be provided with towards needle fixed block complex mounting hole, and splint are close to four corners and all are provided with the guide pillar fixed orifices of installation guide pillar, realize the location installation to towards the needle fixed block through the mounting hole that sets up.

Further, the lower side of the clamping plate is provided with a stripper plate, springs which are uniformly distributed are arranged between the clamping plate and the stripper plate, the clamping plate and the stripper plate are fixedly connected through equal-height screws, and the stripper plate is pushed by the springs to realize stripping of the workpiece during punching.

Further, the lower die plate is arranged below the stripper plate, the lower side of the lower die plate is provided with the lower die seat, and the lower die plate is matched with the punching needle in punching.

Compared with the prior art, the utility model has the beneficial effects that:

when the punching needles are disassembled and replaced, the long rod penetrates through the disassembling hole to push out the stop block, so that the punching needles and the punching needle fixing blocks can be disassembled through the abdicating openings, the whole upper die base does not need to be disassembled, and the punching needles are fixed together through the punching needle fixing blocks to be simultaneously assembled and disassembled, so that the punching needles are more convenient to disassemble and replace.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

FIG. 1 is a perspective view of a stamping die of the present invention with a replaceable stamping die head;

FIG. 2 is a schematic view of an upper die base of a stamping die of the present invention with a replaceable stamping die head;

FIG. 3 is a schematic view of a punch pin fixing block of a stamping die with a replaceable stamping die head according to the present invention;

fig. 4 is a schematic view of a clamping plate of a press tool with a replaceable press tool head according to the present invention.

In the figure: 1. an upper die holder; 110. disassembling the hole; 120. a abdication opening is formed; 130. a slot; 2. a material removing plate; 3. a lower template; 4. a lower die holder; 5. a limiting screw; 6. a stopper; 61. fixing screws; 7. a guide post; 8. a spring; 9. a splint; 91. a guide post fixing hole; 92. mounting holes; 10. punching a needle; 101. and a punching needle fixing block.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model.

Embodiment 1, referring to fig. 1, 2, 3 and 4 specifically, a stamping die with a replaceable stamping die head includes an upper die holder 1, a clamping plate 9 is disposed at a lower side of the upper die holder 1, a plurality of stamping pins 10 are fixedly disposed at a middle portion of the clamping plate 9, upper ends of the plurality of stamping pins 10 are all fixed on a stamping pin fixing block 101, the stamping pin fixing block 101 is fixed on the clamping plate 9, a yield opening 120 matched with the stamping pins 10 is disposed at a center of the upper die holder 1, a stopper 6 for limiting and blocking an upper end of the stamping pins 10 is inserted at a front side of the upper die holder 1, a dismounting hole 110 corresponding to the stopper 6 is disposed at a rear side of the upper die holder 1, a mounting hole 92 matched with the stamping pin fixing block 101 is disposed at a center of an upper surface of the clamping plate 9, guide post fixing holes 91 for mounting guide posts 7 are disposed near four guide posts of the clamping plate 9, positioning and mounting of the stamping pins 101 are achieved through the disposed mounting holes 92, the downside of splint 9 is provided with takes off flitch 2, and splint 9 with take off and be provided with evenly distributed's spring 8 between the flitch 2, splint 9 with take off through equal altitude screw fixed connection between the flitch 2, take off the flitch 2 through the top of spring 8 and realize taking off the material when punching a hole to the work piece, the below of taking off flitch 2 is provided with lower bolster 3, and the downside of lower bolster 3 is provided with die holder 4, cooperation when punching a hole through lower bolster 3 realization and punching needle 10.

Specifically, referring to fig. 2, a slot 130 matched with the stopper 6 is disposed on the lower surface of the upper die base 1, a limiting screw 5 for limiting and blocking the stopper 6 is screwed on the front side of the upper die base 1, the stopper 6 is mounted through the slot 130, and is limited and fixed through the limiting screw 5.

Specifically referring to fig. 3, a hanging table is disposed at the upper end of the punch pin 10, the upper end of the punch pin fixing block 101 is fixedly connected to the stopper 6 through a fixing screw 61, the punch pin 10 is fixed to the punch pin fixing block 101 through the hanging table, and the punch pin fixing block 101 is locked and fixed through the fixing screw 61.

The working principle is that when the punching needle 10 is disassembled and replaced, the limiting screw 5 is disassembled, then the long rod penetrates through the disassembling hole 110 to eject the stop block 6, then the punching needle 10 and the punching needle fixing block 101 are disassembled and taken out through the abdicating opening 120, the punching needle 10 is disassembled and replaced from the punching needle fixing block 101, then the punching needle 10 and the punching needle fixing block 101 are integrally installed, and then the stop block 6 is installed to complete the replacement of the punching needle 10.

The device obtained by the design can basically meet the requirement of convenient replacement of the punching needle of the existing punching die, but the designer further improves the device with the aim of further improving the function.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a stamping die of removable stamping die head, includes upper die base (1), its characterized in that: the downside of upper die base (1) is provided with splint (9), and the fixed a plurality of needles (10) that are punched that are provided with of middle part of splint (9), and is a plurality of the upper end of punching needle (10) all fix on punching needle fixed block (101), and punch needle fixed block (101) and fix on splint (9), the center of upper die base (1) is provided with and dodges opening (120) with punching needle (10) complex, and the front side of upper die base (1) is inserted and is had dog (6) of carrying out spacing obstruction to punching needle (10) upper end, the rear side of upper die base (1) is provided with dismantlement hole (110) that correspond with dog (6).

2. The stamping die with the replaceable stamping die head as claimed in claim 1, wherein the lower surface of the upper die holder (1) is provided with a slot (130) matched with the stop block (6), and a limit screw (5) for limiting and blocking the stop block (6) is screwed on the front side of the upper die holder (1).

3. The stamping die with the replaceable stamping die head as claimed in claim 1, wherein a hanging table is arranged at the upper end of the stamping pin (10), and the upper end of the stamping pin fixing block (101) is fixedly connected with the stop block (6) through a fixing screw (61).

4. A die head replaceable die head according to claim 1, wherein the clamping plate (9) is centrally provided with a mounting hole (92) for engaging with the punch pin fixing block (101), and the clamping plate (9) is provided with a guide post fixing hole (91) for mounting the guide post (7) near each of four corners.

5. The stamping die with the replaceable stamping die head as claimed in claim 1, wherein a stripper plate (2) is arranged on the lower side of the clamping plate (9), uniformly distributed springs (8) are arranged between the clamping plate (9) and the stripper plate (2), and the clamping plate (9) and the stripper plate (2) are fixedly connected through equal-height screws.

6. A stamping die with a replaceable stamping die head as claimed in claim 5, characterized in that a lower template (3) is arranged below the stripper plate (2), and a lower die base (4) is arranged on the lower side of the lower template (3).