Screw screwdriver capable of detaching and replacing pistol grip

Abstract

The invention relates to a screwdriver, in particular to a screw screwdriver which can replace a pistol grip at the front end of a screw bar. The screw screwdriver consists of only three components, namely a handle, an embedding sleeve and the screw bar. The screw screwdriver comprises fifteen components, namely the pistol grip, a cranse, an inlet groove, an embedding and buckling groove, a hoping opening, a big straight front end, a big cross front end, a small straight front end, a small cross front end, a three-square milling cutter, a screw drilling front end, a screw bar blocking ear and the like. An operator can detach and fasten bolts of multiple models and specifications in a way of rotating a product handle around the axle center of the screw bar simply, even can perform operation of relatively high strength, such as drilling, hole expanding and the like, on a special target. The formed product is elegant, firm and durable, and can meet requirement of use at multiple occasions. The screw screwdriver has the characteristics of simple implementation, simple manufacturing and the like, is easy to manufacture and convenient to use and has a wide market space and relatively high social and economic values.

Description

technical field [0001] The invention relates to a screwdriver, in particular to a screwdriver in the form of a pistol handle with a convertible front end of a screw rod. [0002] Background technique [0003] Screwdriver, commonly known as "screwdriver", or "screwdriver", is one of the hand tools that people often use in their daily work and life. [0004] Currently known screwdrivers, although their materials are divided into wooden handles and plastic handles, the shape of the handles is mostly a gear cylinder structure. The operator drives the front end of the screwdriver by rotating the gear cylinder handle of the screwdriver. Rotation, acting on the screw, makes the screw fasten embedded in a specific object, or removes the screw from a specific object. Although the known screwdriver is simple in shape and compact in structure, due to the short rotational moment, when the screw used by the screwdriver is corroded and killed, or when the texture of the specific object...

AI Technical Summary

Problems solved by technology

[0006] In order to overcome the defect of the single function of the known screwdriver, the present invention provides a unique screwdriver

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