CN2736118Y

CN2736118Y - Mosaic power-driven screwdriver

Info

Publication number: CN2736118Y
Application number: CN 200420072408
Authority: CN
Inventors: 冯超
Original assignee: Individual
Current assignee: Individual
Priority date: 2004-08-09
Filing date: 2004-08-09
Publication date: 2005-10-26
Anticipated expiration: 2014-08-09

Abstract

The utility model discloses a mosaic power-driven screwdriver, which comprises a cutter head and a cutter body. The utility model is characterized in that the cutter head is provided with a cutter handle which is incorporated with the cutter head; the end of the cutter body is provided with a concave hole; the shape of the cutter handle matches with the shape of the concave hole; the cutter handle matches with the concave hole in interference fit mode. The mosaic power-driven screwdriver of the utility model is connected by the cutter head matching with the cutter body in interference fit mode; the cutter head adopts the material of chisel tool steel; the cutter body adopts low cost common iron, and saves the material and reduces the cost.

Description

Inserted motor-driven screwdriver

Technical field

The utility model relates to a kind of screwdriver that utilizes machine power (as steam-operating, electronic) twisting screw.

Background technology

At present, the cutter head and the blade of known motor-driven screwdriver are made of one, and cutter head must be selected tool steel material for use, because blade and cutter head one, so cutter head and blade must be used the tool steel with the trade mark, waste material.

Summary of the invention

The purpose of this utility model is: a kind of inserted motor-driven screwdriver is provided, and economical with materials not only, and reduced cost.

The utility model is achieved in that a kind of inserted motor-driven screwdriver comprises cutter head and blade, its special character is: a handle of a knife with the cutter head one is arranged on the cutter head, there is a shrinkage pool blade end, the shape of handle of a knife and the form fit of shrinkage pool, handle of a knife and shrinkage pool interference fit.

Handle of a knife is hexagon, and shrinkage pool is hexagon.

Handle of a knife is cross shape, and shrinkage pool is cross.

The inserted motor-driven screwdriver of the utility model is connected by interference fit by cutter head and blade, and cutter head adopts tool steel material, and blade adopts common iron cheaply, so saved material, has reduced cost.

Description of drawings

Fig. 1 is the main cutaway view of the inserted motor-driven screwdriver of the utility model.

Fig. 2 is the stereogram of the handle of a knife of the inserted motor-driven screwdriver of the utility model.

Fig. 3 is the stereogram of the blade part of the inserted motor-driven screwdriver of the utility model.

Fig. 4 is the stereogram of another embodiment of handle of a knife of the inserted motor-driven screwdriver of the utility model.

The stereogram of another embodiment of a blade part of the inserted motor-driven screwdriver of Fig. 5 the utility model

The specific embodiment

As shown in Figure 1, a kind of inserted motor-driven screwdriver comprises cutter head 2 and blade 1, handle of a knife 3 with the cutter head one is arranged on the cutter head 2, one end of blade 1 has a shrinkage pool 4, the form fit of the shape of handle of a knife 3 and shrinkage pool 4, handle of a knife 3 and shrinkage pool 4 interference fit, cutter head 2 shapes are in-line of the prior art, cross or other shape.

As Fig. 2, shown in Figure 3, handle of a knife 3 shapes are hexagon, and shrinkage pool 4 is hexagon.

As Fig. 4, shown in Figure 5, handle of a knife 3 is cross shape, and shrinkage pool 4 is cross.

Adopt such structure, cutter head 2 materials adopt tool steel material, and blade 1 is adopted the general structural steel material, with cutter head 2, blade integral structure, has saved tool steel material, the corresponding cost that reduced.

Claims

1, a kind of inserted motor-driven screwdriver comprises cutter head and blade, it is characterized in that: a handle of a knife with the cutter head one is arranged on the cutter head, and there is a shrinkage pool blade end, the shape of handle of a knife and the form fit of shrinkage pool, handle of a knife and shrinkage pool interference fit.

2, inserted motor-driven screwdriver according to claim 1, it is characterized in that: handle of a knife is hexagon, and shrinkage pool is hexagon.

3, inserted motor-driven screwdriver according to claim 1, it is characterized in that: handle of a knife is cross shape, and shrinkage pool is cross.