JPS5964216U - drill for tiles - Google Patents

drill for tiles

Info

Publication number
JPS5964216U
JPS5964216U JP16154182U JP16154182U JPS5964216U JP S5964216 U JPS5964216 U JP S5964216U JP 16154182 U JP16154182 U JP 16154182U JP 16154182 U JP16154182 U JP 16154182U JP S5964216 U JPS5964216 U JP S5964216U
Authority
JP
Japan
Prior art keywords
drill
tiles
tip
oil supply
pair
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
JP16154182U
Other languages
Japanese (ja)
Inventor
篤 遠藤
Original Assignee
東芝タンガロイ株式会社
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 東芝タンガロイ株式会社 filed Critical 東芝タンガロイ株式会社
Priority to JP16154182U priority Critical patent/JPS5964216U/en
Publication of JPS5964216U publication Critical patent/JPS5964216U/en
Pending legal-status Critical Current

Links

Landscapes

  • Drilling Tools (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (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 the drawing]

第１図は、本考案タイル用のドリルについて、その一実
施例を示す正面図、第２図は、その底面図、第３図は、
一部側面図である。 １・・・ドリル本体、２・・・フルート溝、３・・・噴
射穴、４・・・給油穴、５・・・円弧切刃稜、６・・・
切刃チップ、７・・・支持部片、８・・・切刃層、９・
・・球状逃げ面。Fig. 1 is a front view showing an embodiment of the tile drill of the present invention, Fig. 2 is a bottom view thereof, and Fig. 3 is a
It is a partial side view. 1...Drill body, 2...Flute groove, 3...Injection hole, 4...Oil supply hole, 5...Circular cutting edge ridge, 6...
Cutting blade tip, 7... Support piece, 8... Cutting blade layer, 9...
... Spherical relief surface.

Claims (1)

【実用新案登録請求の範囲】 円柱状をなすドリル本体１には、その外周部分に１対の
フルート溝２が設けられ、このフルート溝２の軸方向先
端部分に円弧切刃稜５を備えた１対の切刃チップ６が取
付けられるとともに、軸中心部分に給油穴４が穿設され
、この給油穴４から分岐する噴射穴３を連設するように
したタイル用のドリルにおいて、 前記切刃チップ６は、超硬合金からなる支持部片７およ
びす（い面側に位置するダイヤモンド、立方晶窒化硼素
等の多結晶焼結体からなる切刃層８によって構成され、 また、前記噴射穴３は、ドリル本体１の先端に形成され
る球状逃げ面９側に開口していることを特徴とするタイ
ル用のドリル。[Claims for Utility Model Registration] A drill body 1 having a cylindrical shape is provided with a pair of flute grooves 2 on its outer periphery, and an arcuate cutting edge ridge 5 is provided at the axial tip of the flute groove 2. A drill for tiles in which a pair of cutting blade tips 6 are attached, an oil supply hole 4 is drilled at the center of the shaft, and injection holes 3 branching from the oil supply hole 4 are arranged in series, the cutting blades The tip 6 is composed of a support piece 7 made of cemented carbide and a cutting edge layer 8 made of a polycrystalline sintered body of diamond, cubic boron nitride, etc. located on the side of the cutter, and the injection hole Reference numeral 3 denotes a drill for tiles, characterized in that it opens on the side of a spherical flank 9 formed at the tip of the drill body 1.
JP16154182U 1982-10-25 1982-10-25 drill for tiles Pending JPS5964216U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16154182U JPS5964216U (en) 1982-10-25 1982-10-25 drill for tiles

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16154182U JPS5964216U (en) 1982-10-25 1982-10-25 drill for tiles

Publications (1)

Publication Number Publication Date
JPS5964216U true JPS5964216U (en) 1984-04-27

Family

ID=30354986

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16154182U Pending JPS5964216U (en) 1982-10-25 1982-10-25 drill for tiles

Country Status (1)

Country Link
JP (1) JPS5964216U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63166403U (en) * 1987-04-21 1988-10-28
JPS63192008U (en) * 1987-05-30 1988-12-12

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5319512U (en) * 1976-07-29 1978-02-20

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5319512U (en) * 1976-07-29 1978-02-20

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63166403U (en) * 1987-04-21 1988-10-28
JPS63192008U (en) * 1987-05-30 1988-12-12

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