JPS5813917U - compound cutting tools - Google Patents

compound cutting tools

Info

Publication number
JPS5813917U
JPS5813917U JP10528681U JP10528681U JPS5813917U JP S5813917 U JPS5813917 U JP S5813917U JP 10528681 U JP10528681 U JP 10528681U JP 10528681 U JP10528681 U JP 10528681U JP S5813917 U JPS5813917 U JP S5813917U
Authority
JP
Japan
Prior art keywords
cutting tools
cutting edge
compound cutting
cutting tool
cutting
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP10528681U
Other languages
Japanese (ja)
Inventor
井本　武志
岸本　潔
羽山　隆貫
Original Assignee
株式会社日本工具製作所
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 株式会社日本工具製作所 filed Critical 株式会社日本工具製作所
Priority to JP10528681U priority Critical patent/JPS5813917U/en
Publication of JPS5813917U publication Critical patent/JPS5813917U/en
Pending legal-status Critical Current

Links

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

【図面の簡単な説明】[Brief explanation of drawings]

第１図は本考案による複合切削工具の一例の全体正面図
（側面図）、第２図は同拡大左側面図（端面図）第３図
は同要部拡大正面図、第４図は本考案による複合切削工
具の他の例の要部拡大正面図、第５図及び第６図は本考
案工具による加〒の形態を示す断面図、第７図は同じく
加工の形態を示す斜面図である。 １・・・・・・工具本体、２・・・・・・ねじれ刃、３
・・曲輪郭面取り切れ刃、４・・・・・・中心部切れ刃
、Ａ・・・・・・センタ位置決め、Ｂ・・・・・・皿面
取り、Ｃ・・・・・・内面取り、Ｄ・・・・・・外周面
取り、Ｅ・・・・・・側面加工。Fig. 1 is an overall front view (side view) of an example of a composite cutting tool according to the present invention, Fig. 2 is an enlarged left side view (end view) of the same, Fig. 3 is an enlarged front view of the main parts, and Fig. 4 is a main part of the same. FIGS. 5 and 6 are an enlarged front view of the essential parts of another example of the invented composite cutting tool, FIGS. be. 1... Tool body, 2... Twisted blade, 3
...Curved contour chamfering cutting edge, 4... Center cutting edge, A... Center positioning, B... Countersunk chamfering, C... Inner chamfering, D: Outer chamfering, E: Side processing.

Claims (1)

【実用新案登録請求の範囲】 １　本体側面にそって切れ刃となした複数のねじれ刃を
有する回転切削工具において、本体先端部に頂角９０°
乃至それに近い輪郭面取りの切れ刃を形成したことを特
徴とする複合切削工具。 ２　先端の切れ刃はさらに９０°よりも大きい角度の中
心部切れ刃を有する実用新案登録請求の範囲第１項に記
載の複合切削工具。[Claims for Utility Model Registration] 1. A rotary cutting tool having a plurality of twisted cutting edges along the side surface of the main body, with a vertical angle of 90° at the tip of the main body.
A composite cutting tool characterized by forming a cutting edge with a contour chamfered at or close to it. 2. The composite cutting tool according to claim 1, wherein the tip cutting edge further has a central cutting edge having an angle greater than 90°.
JP10528681U 1981-07-15 1981-07-15 compound cutting tools Pending JPS5813917U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10528681U JPS5813917U (en) 1981-07-15 1981-07-15 compound cutting tools

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10528681U JPS5813917U (en) 1981-07-15 1981-07-15 compound cutting tools

Publications (1)

Publication Number Publication Date
JPS5813917U true JPS5813917U (en) 1983-01-28

Family

ID=29899828

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10528681U Pending JPS5813917U (en) 1981-07-15 1981-07-15 compound cutting tools

Country Status (1)

Country Link
JP (1) JPS5813917U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000317711A (en) * 1999-05-10 2000-11-21 Toshiba Tungaloy Co Ltd Drill with extra-high pressure sintered body tip
JP2021074798A (en) * 2019-11-06 2021-05-20 株式会社ジーベックテクノロジー Chamfer cutter and work-piece chamfering method

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS496762U (en) * 1972-04-20 1974-01-21

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS496762U (en) * 1972-04-20 1974-01-21

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000317711A (en) * 1999-05-10 2000-11-21 Toshiba Tungaloy Co Ltd Drill with extra-high pressure sintered body tip
JP2021074798A (en) * 2019-11-06 2021-05-20 株式会社ジーベックテクノロジー Chamfer cutter and work-piece chamfering method

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