JPS6074904U - gun drill - Google Patents

gun drill

Info

Publication number
JPS6074904U
JPS6074904U JP16709583U JP16709583U JPS6074904U JP S6074904 U JPS6074904 U JP S6074904U JP 16709583 U JP16709583 U JP 16709583U JP 16709583 U JP16709583 U JP 16709583U JP S6074904 U JPS6074904 U JP S6074904U
Authority
JP
Japan
Prior art keywords
gun drill
peripheral part
rake face
face
cutting edge
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
JP16709583U
Other languages
Japanese (ja)
Inventor
糟谷　博
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 JP16709583U priority Critical patent/JPS6074904U/en
Publication of JPS6074904U publication Critical patent/JPS6074904U/en
Pending legal-status Critical Current

Links

Landscapes

  • Drilling Tools (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]

添付の第１図、第２図および第３図はそれぞれこの考案
の一実施例を示し、Ａはその底面親図、Ｂはその一部省
略側面図である。 ４・・・・・・すくい面、４ａ・・・・・・内周部、４
ｂ・・・・・・外周部、５・・・・・・逃げ面、６・・
・・・・切刃、１４・・・・・・すくい面、１４　ａ、
　　１４　ｂ、　　１４　ｃ＝部分、１６−・・・・・
切刃、２４・・・・・・す（い面、２４ａ、２４ｂ、２
４ｃ、２４ｄ・・・・・・部分、２６・・・・・・切刃
、０・・・・・・回転中心軸線。The attached FIGS. 1, 2, and 3 each show an embodiment of this invention, with A being a bottom view and B being a partially omitted side view. 4... Rake face, 4a... Inner circumference, 4
b...outer circumference, 5...flank surface, 6...
... Cutting edge, 14 ... Rake face, 14 a,
14 b, 14 c=part, 16-...
Cutting blade, 24...S (face, 24a, 24b, 2
4c, 24d...part, 26...cutting edge, 0...rotation center axis line.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] すくい面と逃げ面とのなす稜に切刃が形成されてなるガ
ンドリルにおいて、前記すくい面を回転中心軸線に沿っ
て複数の部分に分割し、外周側の部分が内周側の部分よ
り回転方向後方に位置するように隣接する各部分間に段
差を形成したことを特徴とするガンドリル。In a gun drill in which a cutting edge is formed on the ridge formed by a rake face and a flank face, the rake face is divided into a plurality of parts along the rotation center axis, and the outer peripheral part has a higher rotational direction than the inner peripheral part. A gun drill characterized by forming a step between adjacent parts so as to be located at the rear.
JP16709583U 1983-10-28 1983-10-28 gun drill Pending JPS6074904U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16709583U JPS6074904U (en) 1983-10-28 1983-10-28 gun drill

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16709583U JPS6074904U (en) 1983-10-28 1983-10-28 gun drill

Publications (1)

Publication Number Publication Date
JPS6074904U true JPS6074904U (en) 1985-05-25

Family

ID=30365657

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16709583U Pending JPS6074904U (en) 1983-10-28 1983-10-28 gun drill

Country Status (1)

Country Link
JP (1) JPS6074904U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010253616A (en) * 2009-04-24 2010-11-11 Tungaloy Corp Drilling tool
WO2010143595A1 (en) * 2009-06-11 2010-12-16 株式会社タンガロイ Drilling tool
JP2019136789A (en) * 2018-02-06 2019-08-22 国立大学法人名古屋大学 Drill and drilling device

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5014097B1 (en) * 1969-05-29 1975-05-24

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5014097B1 (en) * 1969-05-29 1975-05-24

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010253616A (en) * 2009-04-24 2010-11-11 Tungaloy Corp Drilling tool
WO2010143595A1 (en) * 2009-06-11 2010-12-16 株式会社タンガロイ Drilling tool
EP2441543A1 (en) * 2009-06-11 2012-04-18 Tungaloy Corporation Drilling tool
JP4919182B2 (en) * 2009-06-11 2012-04-18 株式会社タンガロイ Drilling tool
CN102802851A (en) * 2009-06-11 2012-11-28 株式会社钨钛合金 Drilling tool
KR101288439B1 (en) * 2009-06-11 2013-07-26 가부시키가이샤 탕가로이 Drilling tool
EP2441543A4 (en) * 2009-06-11 2017-04-05 Tungaloy Corporation Drilling tool
JP2019136789A (en) * 2018-02-06 2019-08-22 国立大学法人名古屋大学 Drill and drilling device

Similar Documents

Publication Publication Date Title
JPS6074904U (en) gun drill
JPS6029416U (en) Tips for indexable end mills
JPS60183108U (en) double-blade drill
JPS5919120U (en) root canal cutting tool
JPS59171010U (en) carbide drill
JPS60165111U (en) End mill with reinforced cutting edge
JPS60167760U (en) engine oil filler cap
JPS59124023U (en) Chamfering tool for hole end face
JPS6029015U (en) Carbide burnishing drill
JPS5987221U (en) brush cutter
JPS59193615U (en) carbide drill
JPS58103286U (en) Cutting machine head
JPS5885605U (en) Cutter for removing road painted objects
JPS59193613U (en) carbide drill
JPS5832921U (en) Rotary blade plate for cutting straw, etc.
JPS6029017U (en) carbide drill
JPS59112525U (en) milling tools
JPS59170002U (en) Running wheel of single wheel management machine
JPS6014U (en) concrete drill
JPS5917112U (en) Drill
JPS6446104U (en)
JPS5817927U (en) Circular saw for cutting paper materials
JPS5878030U (en) Blade for brush cutter
JPS58103289U (en) Cutter arm in cutter head of excavator
JPS58146613U (en) Drill