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Flanging height precision control die

A flanging and mold technology, applied in the field of stamping and forming molds, can solve the problems of low flanging accuracy and uncontrollable flanging height, so as to reduce secondary processing, reduce equipment and manpower investment, reduce production capacity requirements and energy consumption Effect

Inactive Publication Date: 2013-05-22
OCEAN CENTURY QINGDAO PRECISION PRODS
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] In order to overcome the above-mentioned problems existing in the prior art field, the purpose of the present invention is to provide a mold with precise control of flanging height, which solves the problems of low flanging precision and uncontrollable flanging height in the existing flanging process

Method used

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  • Flanging height precision control die
  • Flanging height precision control die

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Embodiment

[0016] refer to Figure 1-Figure 2 , the flanging height precision control mold of the present embodiment, it comprises upper die part, lower die part, guide strut, described guide strut is connected with upper die part, lower die part, lower die part is fixed on the ground, and upper die parts cooperate with each other.

[0017] The upper mold part includes an upper mold base 1, an upper mold splint 2, a flanging die 4, and a punching hole 3. The top of the upper die splint 2 is fixedly connected with the upper die base 1, and the bottom is fixedly connected with the flanging die 4 , punching holes 3 are arranged in the flanging die 4 .

[0018] The lower mold part includes a flanging punch 6, a punch 16, a positioning member 5, a lower folding block 8, a lower floating bottom 10, a lower backing plate 11, a lower mold base 12, and a lower top plate 14, and the positioning member 5 is fixedly arranged On the lower floating bottom 10, the flanging punch 6 is arranged in the ...

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Abstract

The invention discloses a flanging height precision control die which comprises an upper die portion, a lower die portion and guide support columns, wherein the guide support columns are connected with the upper die portion and the lower die portion, and the lower die portion is fixed on the ground and matched with the upper die portion. The flanging height precision control die realizes high flanging and the effect that products with heights which need to be controlled precisely can be produced on an ordinary punching machine, gets rid of the bottleneck that the productivity of a special-purpose hydraulic press is low, can increase the production efficiency of a single process by four times, can reduce the tolerance of a flanging die to a large extent, reduces secondary treatment caused by design flaws of the die, reduces investment in equipment and manpower, has high yield at low investment and can lower capacity requirements and energy consumption.

Description

technical field [0001] The invention belongs to a stamping forming die, in particular to a die for precise control of flanging height. Background technique [0002] Flanging is a basic process in sheet metal stamping forming technology and has been widely used. The design and manufacture of its flanging structure mold is a key indicator of the level and ability of mold making. At present, there are two main flanging processes. One is to make a pre-punched hole on the part to be flanged before flanging, and then flanging. This method is currently commonly used and can only be controlled at -0.2 —In the range of +0.2 mm, when the product requires a very small tolerance zone for the flange height, it is difficult for this process to meet the requirements. Another process is to change the structure of the punch so that the pre-punching and flanging are completed in one process, but the disadvantage of this is that jagged edges are prone to appear at the edge of the flanging, a...

Claims

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Application Information

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IPC IPC(8): B21D37/10B21D37/12B21D19/00
Inventor 匡志强闫磊杭厚俊
Owner OCEAN CENTURY QINGDAO PRECISION PRODS
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