CN220698030U - Stamping die for special-shaped forgings - Google Patents

Abstract

The utility model relates to the technical field of stamping processing equipment, in particular to a special-shaped forging stamping die which comprises a workbench, an upper die holder, a stamping rod and a lower die holder, wherein the upper die holder is movably arranged above the workbench, the stamping rod is movably arranged in the middle of the upper die holder, the lower die holder is fixedly arranged in the middle of the upper end of the workbench, and lower limiting blocks are fixedly arranged at four corners of the upper end of the workbench; through being provided with fixed disk and screw rod, the output of stamping rod moves down, exposes the fixed disk, and the screw rod of seting up the fixed disk upper end is torn open and is unloaded, changes the punching press head, and the punching press head is for setting up in the fixed disk below alone, does not set up as an organic wholely with whole stamping die, does not need to lift down whole stamping die and carries out the change of punching press head, more convenient and fast when the punching press head is changed in the dismouting, reduces the time that stamping die stayed waiting, makes the efficiency of stamping die when using can not reduce because of changing the punching press head.

Description

Stamping die for special-shaped forgings

Technical Field

The utility model relates to the technical field of stamping processing equipment, in particular to a stamping die for a special-shaped forging.

Background

The forging is a workpiece or blank obtained by forging and deforming a metal blank, and then the forged special-shaped workpiece or blank is put into a stamping die for subsequent processing, wherein the stamping die is special technological equipment for processing a material (metal or nonmetal) into a part (or a semi-finished product) in cold stamping processing, namely a cold stamping die (commonly known as a cold stamping die), and the stamping is a pressure processing method for separating or plastically deforming the material at room temperature by utilizing a die arranged on a press machine, so that the required part is obtained;

when the existing special-shaped forging stamping die is used, the stamping head is easy to wear after working for a long time, the die is easy to damage when being stamped, the qualification rate of products is reduced, and when the stamping head is replaced, the stamping head is tightly connected with the die, so that the disassembly is inconvenient, and the use efficiency of the stamping die is reduced;

secondly, when the existing special-shaped forging stamping die is used, when the upper die base and the lower die base are matched for stamping, slight deviation is easy to occur in the up-down moving process of the upper die base, so that the die base is deviated, and the quality of a stamped product is poor;

therefore, we propose a new stamping die for special-shaped forgings to solve the problems of the device.

Disclosure of Invention

The utility model aims to provide a special-shaped forging stamping die which is used for solving the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the stamping die comprises a workbench, an upper die holder, a stamping rod and a lower die holder, wherein the upper die holder is movably arranged above the workbench, the stamping rod is movably arranged in the middle of the upper die holder, and the lower die holder is fixedly arranged in the middle of the upper end of the workbench;

the four corners of the upper end of the workbench are fixedly provided with lower limiting blocks, the four corners of the bottom of the upper die holder are fixedly provided with upper limiting blocks, and the upper limiting blocks and the lower limiting blocks are arranged in a matching way

Preferably, the left side and the right side of the bottom of the workbench are fixedly provided with the foot pads, and the middle of the bottom of the workbench is fixedly provided with the supporting block.

Preferably, the upper end middle of the upper die holder is fixedly provided with a limiting plate, fixed blocks are respectively arranged in the middle of the left end and the right end of the limiting plate, guide posts are respectively arranged at the bottom of the upper limiting block, and the output ends of the guide posts are respectively connected with the inner embedded part of the lower limiting block.

Preferably, the upper end fixed mounting of ram rod has the connecting plate, the equal fixed mounting in bottom four corners department of connecting plate has the support column, the bottom of support column all with the upper end intermediate fixed mounting's of upper die base limiting plate upper end fixed connection, the fixed disk has been seted up to the output bottom of ram rod, the upper end equidistance of fixed disk leaves and is equipped with the screw rod, fixed disk bottom fixed mounting has the ram head.

Preferably, the output end of the punching rod penetrates through the middle of the limiting plate to be fixedly connected with the fixed disc, and the screw rod penetrates through the fixed disc to be fixedly connected with the punching head.

Preferably, the inner wall of die holder encircles and is provided with the connecting block, reset spring has all been seted up to the one end of connecting block, extrusion piece has all been seted up to reset spring's one end, extrusion piece is the rubber material.

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

1. this kind of dysmorphism forging stamping die, through being provided with fixed disk and screw rod, the output of stamping rod moves down, expose the fixed disk, the screw rod that has seted up with the fixed disk upper end is torn open and is discharged, change the punching press head, the punching press head is for setting up alone in the fixed disk below, do not set up as an organic wholely with whole stamping die, need not lift whole stamping die off the change that carries out the punching press head, more convenient and fast when the punching press head is changed in the dismouting, reduce the time that stamping die stops the waiting, the efficiency that makes stamping die when using can not reduce because of changing the punching press head.

2. Secondly, this kind of dysmorphism forging stamping die, through being provided with the support column, guide pillar and extrusion piece, the fixed block carries out preliminary fixation to the limiting plate, fix the limiting plate in the middle of the upper end of upper die base, the equal fixed mounting in the upper limit stopper in top of guide pillar, the inside of the equal embedding lower limit stopper of output of guide pillar, lower limit stopper fixed mounting is on the workstation, the support column carries out spacing fixed to limiting plate and connecting plate, make the guide pillar can not be because of the removal of upper die base off normal at the during operation, the stamping rod receives the fixed spacing of limiting plate at the during operation, avoid the connecting plate to appear rocking and lead to the stamping rod to appear rocking the phenomenon of off normal, make the stamping rod more stable at the during operation, make the product of stamping can not lead to the quality not be bad because of off normal.

Drawings

FIG. 1 is a schematic view of the overall structure of the present utility model;

FIG. 2 is a schematic view of the structure of the work table of the present utility model;

FIG. 3 is a schematic view of a stamping module structure of the present utility model;

FIG. 4 is a schematic view of a lower die holder according to the present utility model;

in the figure: 1. a work table; 101. foot pads; 102. a support block; 103. a lower limiting block; 2. an upper die holder; 201. an upper limiting block; 202. a guide post; 203. a limiting plate; 204. a fixed block; 3. punching a rod; 301. a connecting plate; 302. a support column; 303. a fixed plate; 304. a screw; 305. punching heads; 4. a lower die holder; 401. a connecting block; 402. a return spring; 403. extruding the blocks.

Detailed Description

Referring to fig. 1 to 4, in an embodiment of the present utility model;

example 1: the stamping die for the special-shaped forge piece comprises a workbench 1, an upper die holder 2, a stamping rod 3 and a lower die holder 4, wherein the upper die holder 2 is movably arranged above the workbench 1, the stamping rod 3 is movably arranged in the middle of the upper die holder 2, and the lower die holder 4 is fixedly arranged in the middle of the upper end of the workbench 1;

the four corners of the upper end of the workbench 1 are fixedly provided with lower limiting blocks 103, the four corners of the bottom of the upper die holder 2 are fixedly provided with upper limiting blocks 201, and the upper limiting blocks 201 and the lower limiting blocks 103 are matched;

the upper end of the stamping rod 3 is fixedly provided with a connecting plate 301, the bottom of the output end of the stamping rod 3 is provided with a fixed disc 303, the upper end of the fixed disc 303 is equidistantly separated from a screw 304, the bottom of the fixed disc 303 is fixedly provided with a stamping head 305, the output end of the stamping rod 3 penetrates through the middle of the limiting plate 203 to be fixedly connected with the fixed disc 303, and the screw 304 penetrates through the fixed disc 303 to be fixedly connected with the stamping head 305;

when the die is required to be stamped, the connecting plate 301 fixedly arranged at the upper end of the stamping rod 3 is connected with the outside, the stamping rod 3 and the guide pillar 202 are started, the guide pillar 202 drives the upper die holder 2 to move up and down, the stamping die can be in an open die state or a closed die state along with use and non-use selection, unnecessary damage caused by the fact that the die is in the open die state for a long time is reduced, the output end of the stamping rod 3 drives the stamping head 305 to move up and down, a special-shaped forging piece in the lower die holder 4 is stamped, when the stamping head 305 needs to be replaced in the long-time stamping state, the output end of the stamping rod 3 moves down, the fixed disc 303 is exposed, the screw 304 arranged at the upper end of the fixed disc 303 is detached, the stamping head 305 is replaced, the stamping head 305 is arranged below the fixed disc 303 independently, the stamping head 305 is not integrally arranged with the whole stamping die, replacement of the stamping head 305 is not required, more convenience and rapidness are achieved when the stamping head 305 is replaced in a disassembly mode, the process, the retention time of the stamping die is reduced, and the efficiency of the stamping die waiting for replacement in the use is not reduced because the stamping head 305 is replaced.

Example 2: as can be seen by referring to fig. 2 to 4 of the specification, embodiment 2 differs from embodiment 1 in that: the upper end of the upper die holder 2 is fixedly provided with a limiting plate 203, the middle of the left end and the right end of the limiting plate 203 is provided with a fixed block 204, the bottom of the upper limiting block 201 is provided with a guide pillar 202, the output end of the guide pillar 202 is embedded and connected with the inside of the lower limiting block 103, four corners of the bottom of the connecting plate 301 are fixedly provided with a supporting column 302, the bottom of the supporting column 302 is fixedly connected with the upper end of the limiting plate 203 fixedly arranged in the middle of the upper end of the upper die holder 2, the inner wall of the lower die holder 4 is provided with a connecting block 401 in a surrounding manner, one end of the connecting block 401 is provided with a reset spring 402, one end of the reset spring 402 is provided with an extrusion block 403, and the extrusion block 403 is made of rubber;

on the basis, when the stamping die is used, the fixing block 204 is used for preliminarily fixing the limiting plate 203, the limiting plate 203 is fixed in the middle of the upper end of the upper die holder 2, the top of the guide pillar 202 is fixedly arranged in the upper limiting block 201, the output end of the guide pillar 202 is embedded into the lower limiting block 103, the lower limiting block 103 is fixedly arranged on the workbench 1, the support pillar 302 is used for limiting and fixing the limiting plate 203 and the connecting plate 301, the guide pillar 202 cannot deviate due to movement of the upper die holder 2 during operation, the stamping rod 3 is fixedly limited by the limiting plate 203 during operation, the phenomenon that the stamping rod 3 swings due to shaking of the connecting plate 301 is avoided, the stamping rod 3 is more stable during operation, a special-shaped forging piece is placed in the lower die holder 4, the extrusion block 403 is used for extruding and limiting the special-shaped forging piece, the friction force to the special-shaped forging piece is increased by the extrusion block 403, the special-shaped forging piece cannot easily move in the lower die holder 4 to cause deviation, and the stamped product cannot cause poor quality due to deviation.

Claims (6)

1. The utility model provides a special-shaped forging stamping die, includes workstation (1), upper die base (2), stamping rod (3) and die holder (4), the top movable mounting of workstation (1) has upper die base (2), the centre movable mounting of upper die base (2) has stamping rod (3), the upper end centre fixed mounting of workstation (1) has die holder (4);

the automatic forming machine is characterized in that lower limiting blocks (103) are fixedly arranged at four corners of the upper end of the workbench (1), upper limiting blocks (201) are fixedly arranged at four corners of the bottom of the upper die holder (2), and the upper limiting blocks (201) and the lower limiting blocks (103) are arranged in a matched mode.

2. The shaped forging stamping die as set forth in claim 1, wherein: the left side and the right side of the bottom of the workbench (1) are fixedly provided with foot pads (101), and the middle of the bottom of the workbench (1) is fixedly provided with a supporting block (102).

3. The shaped forging stamping die as set forth in claim 1, wherein: the upper die holder is characterized in that a limiting plate (203) is fixedly arranged in the middle of the upper end of the upper die holder (2), fixed blocks (204) are respectively arranged in the middle of the left end and the right end of the limiting plate (203), guide posts (202) are respectively arranged at the bottom of the upper limiting block (201), and the output ends of the guide posts (202) are respectively connected with the inner embedded part of the lower limiting block (103).

4. The shaped forging stamping die as set forth in claim 1, wherein: the upper end fixed mounting of punching press pole (3) has connecting plate (301), the equal fixed mounting in bottom four corners department of connecting plate (301) has support column (302), the bottom of support column (302) all with fixed mounting's limiting plate (203) upper end fixed connection in the middle of the upper end of upper die base (2), fixed disk (303) have been seted up to the output bottom of punching press pole (3), the upper end equidistance of fixed disk (303) is left and is equipped with screw rod (304), fixed disk (303) bottom fixed mounting has punching press head (305).

5. The shaped forging stamping die as set forth in claim 4, wherein: the output end of the stamping rod (3) penetrates through the middle of the limiting plate (203) to be fixedly connected with the fixed disc (303), and the screw rod (304) penetrates through the fixed disc (303) to be fixedly connected with the stamping head (305).

6. The shaped forging stamping die as set forth in claim 1, wherein: the inner wall of die holder (4) encircles and is provided with connecting block (401), reset spring (402) have all been seted up to the one end of connecting block (401), extrusion piece (403) have all been seted up to the one end of reset spring (402), extrusion piece (403) are the rubber material.