Slipped screw pulling-out machine

Abstract

The invention discloses a slipped screw pulling-out machine, relating to a hand tool. The slipped screw pulling-out machine can loose a slipped screw, and also combines a wrench, a pair of pliers and a pair of scissors into a whole. The slipped screw pulling-out machine is provided with a hand-held part and a clamping part, wherein the hand-held part is provided with two handles hinged by hinge pins; a spring is arranged between the two handles; the clamping part is provided with a fixture block, a screw, a return spring and a spring fixing block, wherein one side of the fixture block is a working face provided with an upper working face, a middle working face and a lower working face; the upper working face is zigzag; one side of the middle working face is hexagon, and the other side is rectangle; the upper part of the lower working face is a circular arc face, and the lower part of the lower working face is an inclined plane; the circular arc face and the inclined plane are both zigzag faces; the other side of the fixture block is a rectangular boss provided with the spring fixing block; the spring fixing block is connected with the return spring; the joint part of the handles and the fixture block is connected with the screw; and the bottom of the screw is provided with the spring fixing block for fixing the other end of the return spring.

Description

technical field [0001] The invention relates to a hand tool, in particular to a slipping screw extractor. Background technique [0002] In daily work and life, when the screw is to be unscrewed, the slot or cross groove on the screw often slips. The previous solution is to continue to engrave the slot or cross groove on the screw or directly use The drill bit unscrews the screw. These methods are not only cumbersome to operate but also not necessarily successful; at the same time, wrenches, pliers and scissors are tools that are often used in daily maintenance, but more tools are brought with each maintenance. The location of the large toolbox is not easy to find, and it is easy to lose, resulting in low work efficiency, which brings great trouble to the user. [0003] Chinese patent CN101744658A discloses a pliers for taking out a bias head screw, which includes a pliers body and a jaw. The jaws are inclined at 60 degrees to one side of the pliers body. shape. The longit...

AI Technical Summary

Problems solved by technology

[0002] In daily work and life, when the screw is to be unscrewed, the slot or cross groove on the screw often slips. The previous solution is to continue to engrave the slot or cross groove on the screw or directly use The drill bit unscrews the screw. These methods are not only cumbersome to operate but also not necessarily successful; at the same time, wrenches, pliers and scissors are tools that are often used in daily maintenance, but more tools are brought with each maintenance. The location of the large toolbox is not easy to find and easy to lose, resulting in low work efficiency, which brings a lot of trouble to users

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