JPS6014834U

JPS6014834U - bit

Info

Publication number: JPS6014834U
Application number: JP10667683U
Authority: JP
Inventors: 宏佐藤; 勝男小泉
Original assignee: 日立工機株式会社
Priority date: 1983-07-08
Filing date: 1983-07-08
Publication date: 1985-01-31

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図は従来技術のビットを水トイレで研磨していると
きの斜視図、第２゛図は第１図の側面図、第３図は本考
案実施例のビットを水トイレで研磨しているときの側面
図、第４図は第３図の斜視図、第５図は本考案実施例の
刃部拡大図、第６図は逃げ面と平面部を連続にしたとき
の本考案他の実施例を示すビット側面図、第７図は本考
案の更に他の実施例のビット斜視図である。図において、１はビット、２はボデー、３はシャンク、
４は刃部、５はすくい面、６は逃げ面、７は水トイレ、
８は平面部、９は刃先、１０は下端、１１は上端、１２
は貫通穴、１３は刃研ぎ保持具、１４はシャンク端部で
ある。Figure 1 is a perspective view of a conventional bit being polished in a water toilet, Figure 2 is a side view of Figure 1, and Figure 3 is a bit of an embodiment of the present invention being polished in a water toilet. FIG. 4 is a perspective view of FIG. 3, FIG. 5 is an enlarged view of the blade of the embodiment of the present invention, and FIG. FIG. 7 is a side view of a bit showing an embodiment, and FIG. 7 is a perspective view of a bit of still another embodiment of the present invention. In the figure, 1 is the bit, 2 is the body, 3 is the shank,
4 is the blade part, 5 is the rake face, 6 is the flank face, 7 is the water toilet,
8 is a flat part, 9 is a cutting edge, 10 is a lower end, 11 is an upper end, 12
13 is a through hole, 13 is a blade sharpening holder, and 14 is a shank end.

Claims

[Scope of utility model registration request]

In a bit that is attached to a movable crab tool and has a shank and a body for cutting wood or the like, a hole passing through the shank and the body is provided in the direction of the rotational axis of the bit, and the bit is attached to a part of the body. A bit characterized by having a flat part located in the same plane as the flank of the blade part.