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Shearing distance bending device for machining hardware and preventing flashes and ejector marks

A mechanical processing and anti-flying technology, which is applied in metal processing equipment, forming tools, manufacturing tools, etc., can solve problems such as hardware quality defects, interference with chamfer bearing capacity, and subtle quality loss, so as to avoid cracks from interfering with knuckle bearing capacity , Improve the hardness of the corner, and ensure the effect of processing quality

Inactive Publication Date: 2020-03-27
CHANGSHA JIANXIN MACHINERY MFG
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] Aiming at the deficiencies in the prior art, the purpose of the present invention is to provide a shear distance anti-flash and top white chamfering device for hardware machining to solve the problem of high hardness of hardware alloy parts and strong metal density, which makes the hardware The cornering operation in the processing room will stretch the metal extension surface, causing the density of the metal molecules to be pulled when the shearing distance bends the corner, causing the top white phenomenon of flash tearing, which makes the outer side of the hardware parts after the corner whitening, so that after the corner The hardware seems to have a white edge and small cracks, which appear to have a slight loss of quality, which will interfere with the load-bearing capacity of the chamfer after the corner, and easily lead to the breakage of the corner block. The lack of meticulous maintenance of the hardware machining makes the hardware common The problem of quality defects such as flash and white top

Method used

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  • Shearing distance bending device for machining hardware and preventing flashes and ejector marks
  • Shearing distance bending device for machining hardware and preventing flashes and ejector marks
  • Shearing distance bending device for machining hardware and preventing flashes and ejector marks

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0033] see Figure 1-Figure 7 , the present invention provides a shear distance anti-flash top white knuckle device for metal machining, its structure includes: splint seat block 1, shear distance knuckle wheel seat 2, vernier plate 3, push rotary rod 4, spacer Column groove block 5, gear transmission groove 6, power distribution box 7, the shear distance knuckle wheel seat 2 is inserted in the left side of the spacer column groove block 5, and the vernier plate 3 is installed on the upper right corner of the propulsion rotary rod 4 And parallel to each other, the said propulsion rotary rod 4 is inserted and embedded in the left side of the shear distance knuckle wheel seat 2 and is on the same horizontal plane, and the splint block 1 is closely attached to the top surface of the shear distance knuckle wheel seat 2. The shear distance knuckle wheel seat 2 is mechanically connected with the gear transmission groove 6 through the shaft wheel of the spacer column groove block 5, ...

Embodiment 2

[0040] see Figure 1-Figure 7 , the present invention provides a kind of knuckle device for shear distance anti-flash top white used in metal machining, other aspects are the same as embodiment 1, the difference is:

[0041] see image 3 , the link bracket 2D is composed of an arc cushion shuttle block 2D1, a joint wheel 2D2, a link frame 2D3, and a slanting brace 2D4, and the joint wheel 2D2 is mechanically connected with the link frame 2D3 and is on the same vertical plane, The inclined bracing plate 2D4 and the arc pad shuttle block 2D1 are respectively nested on the left and right sides of the connecting rod frame 2D3, and the arc pad shuttle block 2D1 moves on the arc track of the shuttle at the bottom, and cooperates with the connecting rod frame 2D3 to support the two side positions. The slopes create a hardware-machined triangular stabilizing brace effect.

[0042] see Figure 5 , the arc pad shuttle block 2D1 is composed of arc top shearing plate 2D11, shuttle pad ...

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Abstract

The invention discloses a shearing distance bending device for machining hardware and preventing flashes and ejector marks. The shearing distance bending device structurally comprises a clamping plateseat block, a shearing distance folding wheel seat, a cursor plate block, a propulsion swiveling lever, a spacer column groove block, a gear transmission groove and a distribution box. Through the coordination of the clamping plate seat block and the shearing distance folding wheel seat, a polishing and skidding effect after the outer edge of a folding hot welding pad is bent and torn is formed,an effect of coordinating polished metal powder with a hot-pressing welding seam of a hot welding pipe is formed, the sliding welding operation is performed after the hardware is bent and a grinding surface with the flashes and the ejector marks is polished, the shearing distance inclined angle meshing force of two sides of a side is enhanced, a protection friction wrapping effect on the bent outer edge is formed through a bending packing plate, the bending hardness of the processed hardware is improved, the interference with a bending bearing force by a gap is avoided, the coverage area of awhite mark gap generated after bending is reduced, the smoothness of the hardware maintaining side of a supporting table is improved, and the processing quality of the hardware is ensured.

Description

technical field [0001] The invention relates to a chamfering device for shearing distance, anti-flash and top white used in hardware machining, and belongs to the field of hardware machinery. Background technique [0002] Hardware components are frame parts commonly used for mechanical connection and disassembly of joints. The alloy itself has high hardness and irregular shape. It has chamfered corners and interlocks for fastening, which is convenient for hardware machining and the corners of the hardware itself can be turned and cut. Operation, increase the gap between the angles of the buckle to strengthen the buckle toughness of the hardware. The shortcomings of the current technology that need to be optimized are: [0003] Hardware alloy parts have high hardness and strong metal density, which makes the bending operation of the hardware processing room stretch the metal extension surface, causing the metal molecule density to be pulled when the shear distance is bent, re...

Claims

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Application Information

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IPC IPC(8): B21D5/04B21D37/16
CPCB21D5/008B21D5/04
Inventor 王世恭
Owner CHANGSHA JIANXIN MACHINERY MFG
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