JPS59135910U - cutting bit - Google Patents

cutting bit

Info

Publication number
JPS59135910U
JPS59135910U JP2751583U JP2751583U JPS59135910U JP S59135910 U JPS59135910 U JP S59135910U JP 2751583 U JP2751583 U JP 2751583U JP 2751583 U JP2751583 U JP 2751583U JP S59135910 U JPS59135910 U JP S59135910U
Authority
JP
Japan
Prior art keywords
tip
cutting bit
protrusion
cutting
shaft portion
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
JP2751583U
Other languages
Japanese (ja)
Inventor
明 平尾
Original Assignee
新阜 照雄
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 新阜 照雄 filed Critical 新阜 照雄
Priority to JP2751583U priority Critical patent/JPS59135910U/en
Publication of JPS59135910U publication Critical patent/JPS59135910U/en
Pending legal-status Critical Current

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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) [Abstract] 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 the drawing]

第1図はこの考案に係るビットの取付は状態を示す一部
切欠正面図、第2図は同上ビットのチップを示す斜視図
、第3図は同上チップの横断平面図である。 2・・・シャンク、5・・・チップ、7・・・円柱状軸
部、8・・・円錐部、9・・・突条。
FIG. 1 is a partially cutaway front view showing how the bit according to the invention is installed, FIG. 2 is a perspective view showing the tip of the bit, and FIG. 3 is a cross-sectional plan view of the tip. 2...Shank, 5...Tip, 7...Cylindrical shaft part, 8...Conical part, 9...Protrusion.

Claims (1)

【実用新案登録請求の範囲】 1 シャンクの先端に超硬合金から成るチップを取付け
た切削用ビットにおいて、前記チップは円柱状軸部の先
端に円錐部を形成しており、そ、   の円柱状軸部の
外周に切削抵抗力から回転方向の分力を形成し得る応力
分解部分を形成したことを特徴とする切削用ビット。 
    、2 前記応力分解部分が先端に向けて細くな
る突条から成り、上記突条が円柱状軸部の円方向に傾斜
していることを特徴とする実用新案登録請求の範囲第1
項記載の切削用ビット。 3 前記突条が三角錐状であることを特徴とする実用新
案登録請求の範囲第2項記載の切削用ビット。
[Claims for Utility Model Registration] 1. A cutting bit with a tip made of cemented carbide attached to the tip of the shank, the tip forming a conical portion at the tip of a cylindrical shaft portion; A cutting bit characterized in that a stress resolving portion is formed on the outer periphery of the shaft portion to form a component force in the rotational direction from the cutting resistance force.
, 2 Utility model registration claim 1, characterized in that the stress-resolving portion consists of a protrusion that becomes thinner toward the tip, and the protrusion is inclined in the circular direction of the cylindrical shaft portion.
Cutting bits listed in section. 3. The cutting bit according to claim 2, wherein the protrusion has a triangular pyramid shape.
JP2751583U 1983-02-24 1983-02-24 cutting bit Pending JPS59135910U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2751583U JPS59135910U (en) 1983-02-24 1983-02-24 cutting bit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2751583U JPS59135910U (en) 1983-02-24 1983-02-24 cutting bit

Publications (1)

Publication Number Publication Date
JPS59135910U true JPS59135910U (en) 1984-09-11

Family

ID=30158396

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2751583U Pending JPS59135910U (en) 1983-02-24 1983-02-24 cutting bit

Country Status (1)

Country Link
JP (1) JPS59135910U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59187475A (en) * 1983-03-23 1984-10-24 サントレ−ドリミテイド Drilling tool
US9855612B2 (en) 2015-06-01 2018-01-02 Panasonic Intellectual Property Management Co., Ltd. Method of manufacturing stylus and stylus

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1358144A (en) * 1972-02-21 1974-06-26 Elders G W Bit and block assembly

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1358144A (en) * 1972-02-21 1974-06-26 Elders G W Bit and block assembly

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59187475A (en) * 1983-03-23 1984-10-24 サントレ−ドリミテイド Drilling tool
US9855612B2 (en) 2015-06-01 2018-01-02 Panasonic Intellectual Property Management Co., Ltd. Method of manufacturing stylus and stylus

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