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CN-224222492-U - Polyurethane subassembly swage punching mechanism

CN224222492UCN 224222492 UCN224222492 UCN 224222492UCN-224222492-U

Abstract

The polyurethane component pressing and punching mechanism comprises a female die, an upper die holder, a punch fixing seat, a punch and a polyurethane component, wherein the polyurethane component is fixed at the bottom of the punch fixing seat and comprises a fixing block and a polyurethane pressure head, the fixing block comprises a second through hole and a third through hole, a step is arranged between the second through hole and the third through hole, the polyurethane pressure head comprises a first section and a second section which are integrally formed, the size of the first section is larger than that of the second section, the first section is limited through the step between the second through hole and the third through hole, the polyurethane pressure head is sleeved outside the punch, and before the polyurethane pressure head is compressed, the bottom of the polyurethane pressure head exceeds the punch. According to the utility model, the polyurethane component and the punch fixing seat are locked into a whole through the screw, so that the punch and the polyurethane pressure head can be replaced integrally and quickly, the die pressing plate is replaced by the polyurethane pressure head, and the polyurethane pressure head can realize compaction of a workpiece when the polyurethane pressure head is compressed.

Inventors

  • YANG TAO
  • CHENG SHENGQIAN

Assignees

  • 无锡华尔斯科技有限公司

Dates

Publication Date
20260512
Application Date
20250521

Claims (8)

  1. 1. A polyurethane subassembly swage punching mechanism, characterized in that includes: a die (190) disposed on the punch; the upper die holder (100) is arranged above the female die (190); the punch fixing seat (120) is arranged at the bottom of the upper die holder (100); The punch (160) is arranged in the punch fixing seat (120); The polyurethane component is fixed at the bottom of the punch fixing seat (120); the polyurethane component comprises a fixed block (140) and a polyurethane pressure head (150), wherein the fixed block (140) comprises a second through hole (141) and a third through hole (142), a step is arranged between the second through hole (141) and the third through hole (142), the polyurethane pressure head (150) comprises a first section (152) and a second section (153) which are integrally formed, the size of the first section (152) is larger than that of the second section (153), and the first section (152) is limited by the step between the second through hole (141) and the third through hole (142); Before the polyurethane ram (150) is compressed, the bottom of the polyurethane ram (150) exceeds the punch (160).
  2. 2. A polyurethane assembly swage punch mechanism as set forth in claim 1 wherein a punch backing plate (110) is provided at the bottom of the upper die base (100), the punch holder (120) and the punch (160) are provided at the bottom of the punch backing plate (110), and the punch holder (120) and the punch backing plate (110) are fixed at the bottom of the upper die base (100) by bolts.
  3. 3. A polyurethane assembly swage punch mechanism as recited in claim 1, wherein the polyurethane assembly further comprises a spacer (130), the spacer (130) is disposed at the bottom of the punch holder (120), the fixing block (140) and the polyurethane ram (150) are disposed at the bottom of the spacer (130), and the fixing block (140) and the spacer (130) are fixed at the bottom of the punch holder (120) by screws.
  4. 4. A polyurethane assembly swage punch mechanism as claimed in any one of claims 2 to 3 wherein a first through hole (151) is provided in the polyurethane ram (150) and a punch (160) is provided in the first through hole (151) of the polyurethane ram (150).
  5. 5. A polyurethane module pressing and punching mechanism as set forth in claim 1, wherein the second through hole (141) is communicated with the third through hole (142), and the diameter of the second through hole (141) is larger than that of the third through hole (142).
  6. 6. A polyurethane assembly swage punch mechanism as claimed in any one of claims 3 to 5 wherein the first section (152) has a larger dimension than the second section (153), the first section (152) of the polyurethane ram (150) being in the second through hole (141) of the fixed block (140) and the second section (153) of the polyurethane ram (150) being in the third through hole (142) of the fixed block (140).
  7. 7. A polyurethane module swage punch mechanism as set forth in claim 1 wherein the centerline of the second through hole (141) coincides with the centerline of the third through hole (142).
  8. 8. A polyurethane module pressing and punching mechanism as set forth in claim 1, wherein a lower mold insert (180) is arranged on top of the female mold (190), and the product (170) is placed on top of the female mold (190) and the lower mold insert (180).

Description

Polyurethane subassembly swage punching mechanism Technical Field The utility model relates to the technical field of dies, in particular to a polyurethane component pressing and punching mechanism. Background In recent years, along with the continuous transformation of the automobile market into new energy automobiles for manufacturing and tending to be light-weighted, in order to adapt to the trend of rapid updating and short period of automobile models, all large automobile manufacturers also throw the eyes towards the covering parts and related stamping parts of the automobiles in the direction of developing and researching the novel automobile models, the requirements on the covering parts and the related stamping parts are generally called as the finished parts, the requirements on the covering parts are higher and higher, the covering parts tend to be light-weighted, high-strength and various and complex in the category of the finished parts, in the production process, the die bodies required for producing the finished parts are generally complex and heavy, operators are required to enter the dies for adjustment and disassembly, the die cost is increased, the assembly difficulty is also increased, the production efficiency is reduced, and all large die manufacturers face the technical problem. The existing mould for producing the parts needs operators to enter the mould to adjust, assemble and disassemble, the mould cost is increased, the assembly difficulty is also increased, and the production efficiency is reduced. For this purpose, we propose a polyurethane assembly press punching mechanism. Disclosure of utility model The inventor aims at the defects in the prior art, and provides a polyurethane component pressing and punching mechanism, so that a polyurethane component and a punch fixing seat are locked into a whole through screws, the punch and a polyurethane pressure head can be replaced integrally and quickly, a die pressing plate is replaced by the polyurethane pressure head, and when the polyurethane pressure head is compressed, the polyurethane pressure head can realize compaction of a workpiece. The technical scheme adopted by the utility model is as follows: a polyurethane assembly swage punch mechanism comprising: The female die is arranged on the punch; The upper die holder is arranged above the female die; the punch fixing seat is arranged at the bottom of the upper die seat; The punch is arranged in the punch fixing seat; the polyurethane component is fixed at the bottom of the punch fixing seat; The polyurethane pressing head comprises a first section and a second section which are integrally formed, wherein the first section is larger than the second section in size, and the first section is limited through the step between the second through hole and the third through hole; before the polyurethane pressure head is compressed, the bottom of the polyurethane pressure head exceeds the punch. It is further characterized by: The bottom of the upper die base is provided with a punch backing plate, the punch fixing seat and the punch are arranged at the bottom of the punch backing plate, and the punch fixing seat and the punch backing plate are fixed at the bottom of the upper die base through bolts. The polyurethane assembly further comprises a gasket, the gasket is arranged at the bottom of the punch fixing seat, the fixing block and the polyurethane pressure head are arranged at the bottom of the gasket, and the fixing block and the gasket are fixed at the bottom of the punch fixing seat through screws. The polyurethane pressure head is internally provided with a first through hole, and the punch is arranged in the first through hole of the polyurethane pressure head. The second through hole is communicated with the third through hole, and the diameter of the second through hole is larger than that of the third through hole. The first section of the polyurethane pressure head is positioned in the second through hole of the fixed block, and the second section of the polyurethane pressure head is positioned in the third through hole of the fixed block. The center line of the second through hole coincides with the center line of the third through hole. The top of the female die is provided with a lower die insert, and the tops of the female die and the lower die insert are provided with a workpiece. The beneficial effects of the utility model are as follows: The polyurethane pressing head is compact and reasonable in structure and convenient to operate, the polyurethane component and the punch fixing seat are locked into a whole through the screws, so that the punch and the polyurethane pressing head can be replaced integrally and quickly, the die pressing plate is replaced by the polyurethane pressing head, and the polyurethane pressing head can compact a workpiece when the polyurethane pressing head is compressed. Not only can save the mould space, simplify the mould structure, make t