JPS5914897U - Cutter bit for shield excavator - Google Patents

Cutter bit for shield excavator

Info

Publication number
JPS5914897U
JPS5914897U JP10739682U JP10739682U JPS5914897U JP S5914897 U JPS5914897 U JP S5914897U JP 10739682 U JP10739682 U JP 10739682U JP 10739682 U JP10739682 U JP 10739682U JP S5914897 U JPS5914897 U JP S5914897U
Authority
JP
Japan
Prior art keywords
cutter bit
shield excavator
face
cutting edge
opposite side
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
JP10739682U
Other languages
Japanese (ja)
Inventor
谷元　正義
市川　久夫
Original Assignee
三菱マテリアル株式会社
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 三菱マテリアル株式会社 filed Critical 三菱マテリアル株式会社
Priority to JP10739682U priority Critical patent/JPS5914897U/en
Publication of JPS5914897U publication Critical patent/JPS5914897U/en
Pending legal-status Critical Current

Links

Landscapes

  • Excavating Of Shafts Or Tunnels (AREA)
  • Earth Drilling (AREA)

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図は従来の実施例を示すカッタービットの配置図、
第２図は本考案による一実施例を示すカッタービットの
断面図、第３図ないし第４図は本考案による他の実施例
を示すカッタービットの断面図、第５図イ、用ま本考案
による他の実施例を示すカッタービットの断面図及び上
面図、第６図はさらに他の実施例を示すカッタービット
の上面図、第７図は本考寒の他の実施例を示すカッター
ビットの上面図である。 １０・・・台金、１１・・・切刃、１２・・・超硬チッ
プ部、１３・・・取付ネジ部、１４．１５・・・硬化肉
盛、１６・・・超硬チップ部、１７・・・耐摩耗部材。 −＝ンを−ご５０ンＡ　（イノFIG. 1 is a cutter bit layout diagram showing a conventional example;
Fig. 2 is a sectional view of a cutter bit showing one embodiment of the present invention, Figs. 3 and 4 are sectional views of a cutter bit showing another embodiment of the invention, and Fig. 5 A is a cross-sectional view of a cutter bit showing another embodiment of the invention. FIG. 6 is a top view of a cutter bit showing another embodiment, and FIG. 7 is a cutter bit showing another embodiment of the present invention. FIG. DESCRIPTION OF SYMBOLS 10... Base metal, 11... Cutting blade, 12... Carbide tip part, 13... Mounting screw part, 14.15... Hardening overlay, 16... Carbide tip part, 17... Wear-resistant member. -=n wo -go 50n A (Ino

Claims (3)

【実用新案登録請求の範囲】[Scope of utility model registration request] （１）カッタービットの回転方向の端面部に固着された
切刃の反対側の端面部及びその近傍に超硬チップ部を固
着したり、硬化肉盛を施したり、或いはそれらの組合せ
等による耐摩耗性処理を施したことを特徴とするシール
ド掘進機用カッタービット。(1) The durability can be improved by fixing a carbide tip to the end face on the opposite side of the cutting blade fixed to the end face in the rotational direction of the cutter bit and in the vicinity thereof, applying hardfacing, or a combination thereof. A cutter bit for shield excavators that is characterized by having been subjected to abrasive treatment. （２）上記カッタービットの切刃に隣接して内側に超硬
チップ部を配設したことを特徴とする実用新案登録請求
の範囲第１項記載のシールド掘進機用カッタービット。(2) The cutter bit for a shield excavator according to claim 1, which is a registered utility model, characterized in that a carbide tip portion is disposed inside adjacent to the cutting edge of the cutter bit. （３）上記カッタービットの切刃と切刃の反対側端面の
中央部付近に耐摩耗部材を設けたことを特徴とする実用
新案登録請求の範囲第１項記載のシールド掘進機用カッ
タービット。(3) A cutter bit for a shield excavator according to claim 1, wherein a wear-resistant member is provided near the center of the cutting edge of the cutter bit and the end face on the opposite side of the cutting edge.
JP10739682U 1982-07-15 1982-07-15 Cutter bit for shield excavator Pending JPS5914897U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10739682U JPS5914897U (en) 1982-07-15 1982-07-15 Cutter bit for shield excavator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10739682U JPS5914897U (en) 1982-07-15 1982-07-15 Cutter bit for shield excavator

Publications (1)

Publication Number Publication Date
JPS5914897U true JPS5914897U (en) 1984-01-28

Family

ID=30250948

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10739682U Pending JPS5914897U (en) 1982-07-15 1982-07-15 Cutter bit for shield excavator

Country Status (1)

Country Link
JP (1) JPS5914897U (en)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6062595U (en) * 1983-10-04 1985-05-01 井上　八郎 Cutting edge of ground drilling bit
JPS6386191U (en) * 1986-11-19 1988-06-06
JPH01208598A (en) * 1988-02-12 1989-08-22 Sanyo Electric Co Ltd Well pump
JP2002242592A (en) * 2001-02-20 2002-08-28 Toshiba Tungaloy Co Ltd Bit for shield machine
JP2002256794A (en) * 2001-02-28 2002-09-11 Toshiba Tungaloy Co Ltd Cutter bit
JP2002371782A (en) * 2001-06-19 2002-12-26 Toshiba Tungaloy Co Ltd Boring bit
JP2014047612A (en) * 2012-09-04 2014-03-17 Zenitaka Corp Cutter bit, excavator, and excavation method

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5760995B2 (en) * 1977-10-19 1982-12-22 Mitsubishi Heavy Ind Ltd

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5760995B2 (en) * 1977-10-19 1982-12-22 Mitsubishi Heavy Ind Ltd

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6062595U (en) * 1983-10-04 1985-05-01 井上　八郎 Cutting edge of ground drilling bit
JPS6386191U (en) * 1986-11-19 1988-06-06
JPH01208598A (en) * 1988-02-12 1989-08-22 Sanyo Electric Co Ltd Well pump
JP2002242592A (en) * 2001-02-20 2002-08-28 Toshiba Tungaloy Co Ltd Bit for shield machine
JP4622117B2 (en) * 2001-02-20 2011-02-02 株式会社タンガロイ Bit for shield excavator
JP2002256794A (en) * 2001-02-28 2002-09-11 Toshiba Tungaloy Co Ltd Cutter bit
JP4578005B2 (en) * 2001-02-28 2010-11-10 株式会社タンガロイ Cutter bit
JP2002371782A (en) * 2001-06-19 2002-12-26 Toshiba Tungaloy Co Ltd Boring bit
JP4526212B2 (en) * 2001-06-19 2010-08-18 株式会社タンガロイ Drilling bit
JP2014047612A (en) * 2012-09-04 2014-03-17 Zenitaka Corp Cutter bit, excavator, and excavation method

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