Lock hook grinding notch clamp and using method thereof

A locking hook and grinding technology, which is applied in the direction of grinding workpiece supports, etc., can solve the problems affecting the production progress and product quality of the workshop section, inconvenient storage and handling, and affecting the dimensional accuracy of parts, etc., achieving a breakthrough in processing concepts, simple structure, The effect of improving quality

Pending Publication Date: 2017-10-20
SHENYANG AIRCRAFT CORP
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

But at present, the lack of positioning components makes it difficult to fix the parts, so the assembly jig is used to realize the positioning of the parts in the processing, but the assembly jig has the following problems: 1. The assembly jig is made of various components spliced ​​together, and the components used are more, more cumbersome, not easy It is convenient for storage and handling; 2. The assembly state is unstable, which affects the dimensional accuracy of the parts; 3. The assembly rigidity is not good, and it will lead to positioning deviation after multiple processing
The above problems have seriously affected the production progress and product quality of the workshop, and it is urgent to find a better way to solve them

Method used

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  • Lock hook grinding notch clamp and using method thereof
  • Lock hook grinding notch clamp and using method thereof
  • Lock hook grinding notch clamp and using method thereof

Examples

Experimental program
Comparison scheme
Effect test

Embodiment

[0016] 1. Check the working status of the universal grinding machine, replace and install the grinding wheel that meets the processing conditions.

[0017] 2. Put the hook grinding notch jig flat on the working table of the universal grinder, ensure that the main body of the jig is parallel to the working table of the grinding machine, and use the pressure plate to compress the jig.

[0018] 3. Install the two locking hooks into the positioning pins on both sides of the fixture respectively, with the notches facing upward.

[0019] 4. Press the lock hook parts with the pressure plate, and tighten the No. 8 nut.

[0020] 5. Grinding the notch: Grinding the notch, realizing the processing of the whole notch by adjusting the workbench, using the manufacturing precision of the fixture itself to ensure the parallelism (0.02 / 8) of the notch relative to the large positioning hole of the lock hook.

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PUM

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Abstract

The invention discloses a lock hook grinding notch clamp and a using method thereof, and belongs to the technical field of machining. A main body is of an inverted-T-shaped structure and is installed on the surface of a machine tool. Locating pin holes and threaded holes are symmetrically formed in the two sides of the main body. To-be-ground notches of two lock hooks are of a notch structure at the upper end of the main body so that the lock hooks at the two sides of the clamp can be ground at the same time. The two lock hooks are installed at the two sides of the main body through locating pins, and the effect that the notches of the lock hooks face upwards is guaranteed so that a grinding wheel on the machine tool can be matched for grinding. The two lock hooks are clamped through pressing plates separately and are further fixedly installed through matching of bolts and nuts. Two parts can be machined by means of one-time operation. By the adoption of the lock hook grinding notch clamp, time consumption in clamp splicing is reduced, the time is short and efficiency is high. The structure is simple, operation is convenient, two-hole location is utilized so that stability and reliability can be achieved, and product quality is improved. The lock hook grinding notch clamp is convenient to manufacture, capable of being used for a long time and economic. The clamp is small in size, high in precision, capable of being carried and used conveniently and further capable of guaranteeing part machining accuracy and meeting the working schedule needs.

Description

technical field [0001] The invention aims at a clamp used for grinding a notch of a lock hook, ensures processing stability and dimensional accuracy, improves processing efficiency, and belongs to the technical field of mechanical processing. Background technique [0002] The lock hook is a titanium alloy part, which requires high notch size and high surface roughness precision. It is difficult to meet the roughness requirements of the drawings by ordinary milling or fitter filing. Therefore, grinding is used to improve the precision and roughness. overall enhancement. But at present, the lack of positioning components makes it difficult to fix the parts, so the assembly jig is used to realize the positioning of the parts in the processing, but the assembly jig has the following problems: 1. The assembly jig is made of various components spliced ​​together, and the components used are more, more cumbersome, not easy It is convenient for storage and handling; 2. The assembly...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): B24B41/06
CPCB24B41/06
Inventor 王爱玲刘林书肖丽新
Owner SHENYANG AIRCRAFT CORP
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