JPS58106172U

JPS58106172U - Double piston type neutral tool

Info

Publication number: JPS58106172U
Application number: JP126182U
Authority: JP
Inventors: 大嶽　松夫
Original assignee: 株式会社不二精機製造所
Priority date: 1982-01-11
Filing date: 1982-01-11
Publication date: 1983-07-19

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of the drawing]

第１図は従来の二重ピストン型ニューマチック工具の縦
断正面図、第２図は第２のピストン体の拡大縦断正面図
、第３図は第２のピストン体の往復動作動の説明図、第
４図はこの考案にかする二重ｅストソ型ニューマチツク
工具の要部の拡大縦断正面図、第５−図は作用の説明図
を夫々示し、ａ５はシリンダ一部、ｂは握り用ハウジン
グ、Ｃは第１のピストン体、ｄは切削工具、ｆは第２の
シリンダ一部、ｇは第２のピストン体、１は第２のピス
トン体ｇの端面、２はシリンダーヘッド内面、３はコイ
ルスプリング、４はストッパーを夫々示す。Fig. 1 is a longitudinal sectional front view of a conventional double piston type pneumatic tool, Fig. 2 is an enlarged longitudinal sectional front view of the second piston body, and Fig. 3 is an explanatory diagram of the reciprocating motion of the second piston body. Fig. 4 is an enlarged vertical sectional front view of the main parts of the double e-stroke type pneumatic tool according to this invention, and Fig. 5 is an explanatory diagram of the operation, where a5 is a part of the cylinder, b is a gripping housing, C is the first piston body, d is the cutting tool, f is a part of the second cylinder, g is the second piston body, 1 is the end face of the second piston body g, 2 is the inner surface of the cylinder head, 3 is the coil Spring and 4 indicate stoppers, respectively.

Claims

[Scope of utility model registration request]

Grip housing b whose inside is a cylinder part a
There is a first piston body C in the cylinder part a, a cutting tool is removably provided at one end of the first piston body C, and a cutting tool is provided inside the first piston body C. Second
There is a cylinder part f, a second piston body g is inside the second cylinder part f, and the second piston body f is formed in the second cylinder part f. Compressed air is alternately supplied to the front chamber I and the rear chamber (2) through air passages provided in the housing b1 and each of the first and second piston bodies c9g, and the vibrational reciprocation of the second piston body g In the double piston type pneumatic tool, the piston body C shown in 1 is reciprocated by the movement, and the cutting tool d is reciprocated. , the end surface of the second piston body g -
A double piston type pneumatic tool characterized in that a coil spring 3 and a stopper 4 on the end surface 1 for preventing the coil spring 3 from coming into close contact with each other are provided between the cylinder head inner i2 and the cylinder head inner i2.