JPS6235706U

JPS6235706U -

Info

Publication number: JPS6235706U
Application number: JP6037585U
Authority: JP
Priority date: 1985-04-24
Filing date: 1985-04-24
Publication date: 1987-03-03

Description

[Brief explanation of the drawing]

第１図Ａは本考案の一実施例に係るセンター穴
の加工装置を示す断面図、第１図Ｂは同図Ａにお
ける加工装置を使用している態様を示す断面図、
第２図Ａ，Ｂはワークの一例を示す一部切り欠き
正面図、第３図Ａ〜Ｃは従来のセンター穴の加工
装置を示す概略図、第４図は従来のセンター穴の
深さ測定手段を示す正面図である。４０……主軸、４３……センタードリル、４７
……加工装置本体、５０……スリーブ、５２……
先端面。 FIG. 1A is a sectional view showing a center hole processing device according to an embodiment of the present invention, and FIG. 1B is a sectional view showing a mode in which the processing device in FIG. 1A is used.
Figures 2A and B are partially cutaway front views showing an example of a workpiece, Figures 3A to C are schematic diagrams showing a conventional center hole machining device, and Figure 4 is a conventional center hole depth measurement. It is a front view showing a means. 40...Main shaft, 43...Center drill, 47
...Processing device main body, 50...Sleeve, 52...
Tip surface.

補正昭６１．９．１８図面の簡単な説明を次のように補正する。明細書第１２頁第１６行目に記載の「第３図Ａ
〜Ｃ」を「第３図」と補正する。Amendment September 18, 1981 The brief description of the drawing is amended as follows. “Figure 3 A” described on page 12, line 16 of the specification
~C" is corrected to "Fig. 3."

Claims

[Scope of utility model registration request]

A processing device main body is attached to a main shaft that can move toward and away from the workpiece and can rotate relative to the workpiece, and a processing tool for drilling a center hole in the end of the workpiece is attached to the main shaft. A center that is attached to the processing device main body, with a sleeve provided in the main body of the processing device, the front end of which comes into contact with the end surface of the workpiece, with the front end of the processing tool protruding by a predetermined length from the front end surface of the sleeve. Hole processing equipment.