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Stamping device used for manufacturing plates with unequal thicknesses

A stamping device and technology for thick plates, which is applied in the field of stamping devices for thick plates, can solve the problems of high cost and limited supply of poor thick plates, and achieve the effects of saving materials, solving burrs, and simple structure

Active Publication Date: 2017-04-26
WUHAN UNIV OF TECH
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, the rolled thin plate also has its limitations. First, the variable section thickness of the rolled plate can only occur in the initial rolling direction of the plate and the thickness can only be within a certain range; secondly, the rolled thick plate Only linking of plates of the same material and width can be achieved; finally, the cost of rolled differential thickness plates is high and supply is limited

Method used

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  • Stamping device used for manufacturing plates with unequal thicknesses
  • Stamping device used for manufacturing plates with unequal thicknesses
  • Stamping device used for manufacturing plates with unequal thicknesses

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0044] Such as figure 1 , figure 2 As shown, first fix the baffle on the workbench of the punching machine, the distance between the two baffles is the width of the sheet, and then the sheet is fed by the feeding mechanism (the feeding mechanism includes two metal cylinders up and down, when working, the upper metal cylinder reverses Rotate clockwise, the lower metal cylinder rotates clockwise) and transport it to the upper combined cutter, because the upper groove of the unequal thickness plate is deeper and wider, so a row of upper cutter heads are extended to form the upper groove , and then use a roller to flatten the indentation in the upper groove. After pressing, the unequal thick plate is continuously fed by the feeding mechanism, and the unequal thick plate can be continuously formed. In this way it is possible to form unequal thick plates with grooves of narrower width and deeper depth in one pass.

Embodiment 2

[0046] Such as figure 1 , image 3 As shown, first fix the baffle on the working table of the punching machine, the distance between the two baffles is the width of the sheet, and then the sheet is transported by the feeding mechanism to the upper combined cutter, because the upper groove of the unequal thickness plate The depth of the blade is deeper and the width is narrower, so a row of two upper grooves on the side of the upper cutter head are protruded to form the upper groove, and then the indentation in the upper groove is flattened with a roller. After the pressing, the sheet is continued by the feeding mechanism Feeding, it can continuously form unequal thick plates, so that grooves can only be formed on one side of the plate. Similarly, if the upper groove is in the middle, such as Figure 4 As shown, the middle upper cutter head of a row of upper cutter heads is pressed down to form the middle groove; if the upper groove is located on both sides, such as Figure ...

Embodiment 3

[0048] Such as figure 1 , Figure 6 As shown, first fix the baffle on the workbench of the punching machine, the distance between the two baffles is the width of the sheet, and then the sheet is transported by the feeding mechanism to the upper combined cutter, because the unequal thickness has an upper groove and The lower groove, so a row of upper cutter heads are extended to press down to form the upper groove, until the upper cutter head forms the upper groove of the sheet, the upper cutter combination presses down on the upper surface of the sheet to press the sheet on the working surface Keep still on the table, and then two upper presses on the side of a row of lower cutter heads form the lower groove, and finally use a roller to flatten the indentation. After pressing, the sheet continues to be fed by the upper and lower feeding mechanism, and continuous molding Equal thick plate, can form groove on the upper and lower surface of sheet material 6 like this.

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PUM

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Abstract

The invention discloses a stamping device used for manufacturing plates with unequal thicknesses. The stamping device comprises a rack, a workbench, baffle plates, an upper combined tool, a lower combined tool and a feeding mechanism, wherein one pair of baffle plates is mounted on the workbench; a distance between one pair of baffle plates is inconsistent with width of the plates with unequal thicknesses; the upper combined tool comprises an upper tool apron and a plurality of regularly arranged height-adjustable upper tool bits mounted on the upper tool apron; each upper tool bit can be independently mounted on the upper tool apron in a telescopic mode; according to shapes and depths of upper grooves in the plates with unequal thicknesses, one or more upper tool bits extend out to form envelope surfaces matched with the upper grooves; the lower combined tool is similar to the upper combined tool in structure; and when grooves are separately formed in upper surfaces and lower surfaces of the plates with unequal thicknesses, the upper combined tool is matched with the lower combined tool to work. According to the stamping device disclosed by the invention, plates with unequal thicknesses are manufactured in a stamping mode, and a metal flow direction during plastic deformation is controlled through a clamp, so that materials can be saved while different kinds of plates with different depths are produced.

Description

technical field [0001] The invention belongs to the technical field of plastic processing, and relates to a manufacturing process of sheet metal, in particular to a stamping device for manufacturing plates of unequal thickness. Background technique [0002] While the automobile industry is booming, the world's energy and resources are becoming increasingly tense, especially in China. Under the new situation where sustainable development has become a consensus, automobile lightweight has attracted more and more attention. In the automotive industry, energy saving and emission reduction can be achieved by reducing the weight of parts. Since optimizing the thickness distribution of parts in the body-in-white is an important way to reduce mass, that is, the thickness of parts with high strength requirements is larger, and the thickness of parts with low strength requirements is smaller. Therefore, the manufacture of unequal thick plates is extremely important. [0003] At pre...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): B21D22/02B21D37/10
CPCB21D22/02B21D37/10
Inventor 胡志力华林李锦万心勇戴明亮
Owner WUHAN UNIV OF TECH
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