Flange expanding die

A bulging and flange technology, applied in the direction of forming tools, metal processing equipment, manufacturing tools, etc., can solve the problems of reducing production efficiency, increasing labor intensity, and difficult operation, so as to reduce labor intensity, improve production efficiency, and structural assembly simple effect

Inactive Publication Date: 2013-02-06
DALIAN YILIAN METAL FORMING
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] In the prior art, the structure of the flange expansion mold is complicated, the service life is short, the operation is difficult during use, and it cannot be positioned accurately, so the labor intensity is increased, the production efficiency is reduced, and the product quality is greatly affected

Method used

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Embodiment Construction

[0011] Such as figure 1 with figure 2 As shown, the flange expansion mold includes an upper template 1, an expansion die 3, a flanging die 4, a guide post 5, a lower template 6, a fixing plate 7 and an expansion punch 8, and the guide post 5 is installed on the upper Between the template 1 and the lower template 6, the fixed plate 7 and the expansion punch 8 are installed on the lower template 6, the expansion punch 8 is installed between the fixed plates 7, and the flanging dies 4 are respectively installed on the fixed plate 7, The expansion die 3 is installed on the lower end of the upper template 1, the guide sleeve 2 is installed on the guide post 5, and the blank holder 9 is arranged between the expansion die 3 and the fixed plate 7. The flange expansion die of the present invention is structurally assembled Simple, accurate, long service life, convenient operation and accurate positioning during use, thus reducing labor intensity and improving production efficiency.

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PUM

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Abstract

The invention discloses a flange expanding die which comprises an upper die plate (1), expanding female dies (3), flanging female dies (4), guide posts (5), a lower die plate (6), fixing plates (7) and an expanding male die (8), wherein the guide posts (5) are mounted between the upper die plate (1) and the lower die plate (6); the fixing plates (7) and the expanding male die (8) are mounted on the lower die plate (6); the expanding male die (8) is mounted between the fixing plates (7); the flanging female dies (4) are mounted on the fixing plates (7) respectively; and the expanding female dies (3) are mounted at the lower end of the upper die plate (1). The flange expanding die is simple in structure and assembly, precise, long in service life, convenient to operate in the using process and accurate in positioning, so that the labor intensity is reduced and the production efficiency is improved.

Description

technical field [0001] The invention relates to a flange expansion mold. Background technique [0002] In the prior art, the flange expansion mold has a complex structure, short service life, difficult operation during use, and inaccurate positioning, thus increasing labor intensity, reducing production efficiency, and greatly affecting product quality. Contents of the invention [0003] The purpose of the present invention is to provide a flange expansion mold. [0004] The technical solution adopted by the present invention to achieve the above purpose is: a flange expansion mold, including an upper template (1), an expansion die (3), a flanging die (4), a guide post (5), The lower template (6), the fixed plate (7) and the expansion punch (8), the guide post (5) is installed between the upper template (1) and the lower template (6), the fixed plate (7) and the expansion The forming punch (8) is installed on the lower template (6), the expansion punch (8) is installed b...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): B21D37/10B21D37/12
Inventor 孙冬生范久卫
Owner DALIAN YILIAN METAL FORMING
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