PT3860791T - Cabeça de corte tendo porção de extremidade com arestas de corte frontais radialmente extensíveis dotadas de ângulos de corte negativos e positivos, e ferramenta de corte rotativa - Google Patents

Cabeça de corte tendo porção de extremidade com arestas de corte frontais radialmente extensíveis dotadas de ângulos de corte negativos e positivos, e ferramenta de corte rotativa

Info

Publication number
PT3860791T
PT3860791T PT197791981T PT19779198T PT3860791T PT 3860791 T PT3860791 T PT 3860791T PT 197791981 T PT197791981 T PT 197791981T PT 19779198 T PT19779198 T PT 19779198T PT 3860791 T PT3860791 T PT 3860791T
Authority
PT
Portugal
Prior art keywords
negative
cutting
tip portion
radially extending
extending front
Prior art date
Application number
PT197791981T
Other languages
English (en)
Original Assignee
Iscar Ltd
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 Iscar Ltd filed Critical Iscar Ltd
Publication of PT3860791T publication Critical patent/PT3860791T/pt

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B51/00—Tools for drilling machines
    • B23B51/0002—Drills with connected cutting heads, e.g. with non-exchangeable cutting heads; Drills with a single insert extending across the rotational axis and having at least two radially extending cutting edges in the working position
    • B23B51/0003—Drills with connected cutting heads, e.g. with non-exchangeable cutting heads; Drills with a single insert extending across the rotational axis and having at least two radially extending cutting edges in the working position with exchangeable heads or inserts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B27/00—Tools for turning or boring machines; Tools of a similar kind in general; Accessories therefor
    • B23B27/14—Cutting tools of which the bits or tips or cutting inserts are of special material
    • B23B27/16—Cutting tools of which the bits or tips or cutting inserts are of special material with exchangeable cutting bits or cutting inserts, e.g. able to be clamped
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B51/00—Tools for drilling machines
    • B23B51/02—Twist drills
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2251/00—Details of tools for drilling machines
    • B23B2251/02—Connections between shanks and removable cutting heads
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2251/00—Details of tools for drilling machines
    • B23B2251/04—Angles, e.g. cutting angles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2251/00—Details of tools for drilling machines
    • B23B2251/04—Angles, e.g. cutting angles
    • B23B2251/047—Axial clearance angles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2251/00—Details of tools for drilling machines
    • B23B2251/08—Side or plan views of cutting edges
    • B23B2251/082—Curved cutting edges
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2251/00—Details of tools for drilling machines
    • B23B2251/08—Side or plan views of cutting edges
    • B23B2251/085—Discontinuous or interrupted cutting edges
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2251/00—Details of tools for drilling machines
    • B23B2251/14—Configuration of the cutting part, i.e. the main cutting edges
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2251/00—Details of tools for drilling machines
    • B23B2251/18—Configuration of the drill point
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2251/00—Details of tools for drilling machines
    • B23B2251/18—Configuration of the drill point
    • B23B2251/182—Web thinning
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2251/00—Details of tools for drilling machines
    • B23B2251/20—Number of cutting edges
    • B23B2251/202—Three cutting edges
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2251/00—Details of tools for drilling machines
    • B23B2251/24—Overall form of drilling tools
    • B23B2251/241—Cross sections of the diameter of the drill

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Milling Processes (AREA)
  • Drilling Tools (AREA)
  • Cutting Tools, Boring Holders, And Turrets (AREA)
PT197791981T 2018-10-04 2019-09-10 Cabeça de corte tendo porção de extremidade com arestas de corte frontais radialmente extensíveis dotadas de ângulos de corte negativos e positivos, e ferramenta de corte rotativa PT3860791T (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US201862741000P 2018-10-04 2018-10-04

Publications (1)

Publication Number Publication Date
PT3860791T true PT3860791T (pt) 2023-01-20

Family

ID=68072921

Family Applications (1)

Application Number Title Priority Date Filing Date
PT197791981T PT3860791T (pt) 2018-10-04 2019-09-10 Cabeça de corte tendo porção de extremidade com arestas de corte frontais radialmente extensíveis dotadas de ângulos de corte negativos e positivos, e ferramenta de corte rotativa

Country Status (12)

Country Link
US (1) US20200108449A1 (pt)
EP (1) EP3860791B1 (pt)
JP (1) JP7391080B2 (pt)
KR (1) KR102645349B1 (pt)
CN (1) CN112789132B (pt)
CA (1) CA3115173A1 (pt)
ES (1) ES2930951T3 (pt)
IL (1) IL281238A (pt)
PL (1) PL3860791T3 (pt)
PT (1) PT3860791T (pt)
TW (1) TWI786325B (pt)
WO (1) WO2020070737A1 (pt)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112405894A (zh) * 2019-08-21 2021-02-26 诚瑞光学(常州)股份有限公司 加工刀具
US20230321733A1 (en) * 2020-08-21 2023-10-12 Kyocera Corporation Cutting insert, rotary tool, and method for manufacturing machined product
EP3981529A1 (en) * 2020-10-08 2022-04-13 Walter Ag Drill point
US11951553B2 (en) * 2021-03-29 2024-04-09 Iscar, Ltd. Rotatable cutting head having tip portion with three radially extending cutting edges forming a rectilinear rotational profile
US20220339713A1 (en) * 2021-04-21 2022-10-27 Iscar, Ltd. Rotatable Cutting Head Having Tip Portion with Radially Extending Cutting Edges Forming a Cutting Profile Having Concave and Convex Sub-Portions
DE212022000221U1 (de) * 2021-06-06 2024-03-21 Vargus Ltd. Schneideinsatz
US11819926B2 (en) * 2021-11-16 2023-11-21 Iscar, Ltd Cutting head having four cutting portions and two convex clamping surfaces, and rotary cutting tool
EP4230334A1 (de) * 2022-02-18 2023-08-23 KOMET Deutschland GmbH Bohrgewindefräser

Family Cites Families (34)

* Cited by examiner, † Cited by third party
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JPH0740119A (ja) * 1993-07-27 1995-02-10 Mitsubishi Materials Corp 穴明け工具
JPH07164228A (ja) * 1993-12-09 1995-06-27 Union Tool Kk プリント基板用小径ドリルおよび加工方法
EP1923157B1 (en) * 2001-07-10 2020-07-29 Mitsubishi Materials Corporation Drill
JP2004261930A (ja) * 2003-03-03 2004-09-24 Mitsubishi Materials Corp ドリル
EP1806195B1 (en) * 2003-03-05 2012-02-22 Mitsubishi Materials Corporation Throw-away tipped drill, throw-away tip, and drill main body
IL164888A (en) * 2004-10-28 2009-07-20 Iscar Ltd Cutting tool and cutting head for it
SE532432C2 (sv) * 2008-05-09 2010-01-19 Sandvik Intellectual Property Borrkropp med primära och sekundära släppningsytor
US8292555B2 (en) * 2008-07-31 2012-10-23 William Allen Shaffer Drill bit configuration
US7625161B1 (en) * 2008-08-08 2009-12-01 Kennametal Inc. Rotary cutting tool assembly and cutting insert and tool shank therefor
DE102009025223A1 (de) * 2009-06-08 2010-12-09 MAPAL Fabrik für Präzisionswerkzeuge Dr. Kress KG Bohrer
US8408850B2 (en) * 2009-06-16 2013-04-02 Kennametal Inc. Twist drill with negative axial rake transition between the lip and the secondary cutting edge
CN102046312B (zh) * 2009-08-18 2013-03-13 Osg株式会社 多刃刀片式旋转工具
IL201486A (en) * 2009-10-13 2015-05-31 Iscar Ltd drill
US9156095B2 (en) * 2009-11-09 2015-10-13 No Screw Ltd. Cutting tool, cutting tool holder, and a cutting insert therefor
JP2012056055A (ja) * 2010-09-10 2012-03-22 Big Tool Co Ltd ドリル
JPWO2012070640A1 (ja) * 2010-11-26 2014-05-19 株式会社タンガロイ 小径ドリル
SE536296C2 (sv) * 2011-02-08 2013-08-06 Sandvik Intellectual Property Borr med spånkanaler utformade för förbättrad spånevakuering
JP5051801B2 (ja) * 2011-03-03 2012-10-17 株式会社ビック・ツール ドリル
JP2014004671A (ja) * 2012-06-27 2014-01-16 Sumitomo Electric Hardmetal Corp ドリル
US9409241B2 (en) * 2012-12-13 2016-08-09 Iscar, Ltd. Cutting tool and replaceable cutting head having spiral driven surfaces therefor
JP6122487B2 (ja) * 2013-04-26 2017-04-26 京セラ株式会社 ドリルおよびそれを用いた切削加工物の製造方法
DE102013220884B4 (de) * 2013-10-15 2022-02-17 Kennametal Inc. Modulares Trägerwerkzeug sowie Werkzeugkopf
JP2016112662A (ja) * 2014-12-17 2016-06-23 株式会社不二越 ドリル
CN106270666B (zh) * 2016-09-30 2018-11-02 深圳市金洲精工科技股份有限公司 一种单刃微型钻头
MX2019004697A (es) * 2016-10-21 2019-06-17 Kyocera Sgs Prec Tools Inc Brocas y métodos para usar las mismas.
DE112017005400B4 (de) 2016-10-26 2024-04-11 Kyocera Corporation Schneidwerkzeug und Verfahren des Herstellens eines maschinell-bearbeiteten Produkts
CN206253710U (zh) * 2016-11-29 2017-06-16 株洲钻石切削刀具股份有限公司 一种四刃圆角端铣刀
WO2018123937A1 (ja) * 2016-12-26 2018-07-05 京セラ株式会社 ドリル及びそれを用いた切削加工物の製造方法
DE102017204452B4 (de) * 2017-03-16 2022-02-17 Kennametal Inc. Rotationswerkzeug
DE102017107249A1 (de) * 2017-04-04 2018-10-04 Botek Präzisionsbohrtechnik Gmbh Bohrwerkzeug mit Wechselschneidplatte
EP3427875A1 (en) * 2017-07-10 2019-01-16 Sandvik Intellectual Property AB Rotary drill tool with insert centring surfaces
EP3427876B1 (en) * 2017-07-10 2022-06-22 Sandvik Intellectual Property AB Rotary cutting insert and tool having axial locking member
DE102019202396A1 (de) * 2018-08-13 2020-02-13 Kennametal Inc. Bohrerspitze und Verfahren zur Herstellung einer Bohrerspitze
KR102164828B1 (ko) * 2018-12-07 2020-10-14 주식회사 와이지-원 센터링 능력과 절삭성능을 개선한 드릴 및 드릴용 인서트

Also Published As

Publication number Publication date
IL281238A (en) 2021-04-29
JP7391080B2 (ja) 2023-12-04
CN112789132A (zh) 2021-05-11
JP2022502267A (ja) 2022-01-11
TWI786325B (zh) 2022-12-11
EP3860791A1 (en) 2021-08-11
CN112789132B (zh) 2024-01-23
CA3115173A1 (en) 2020-04-09
US20200108449A1 (en) 2020-04-09
KR102645349B1 (ko) 2024-03-11
BR112021006129A2 (pt) 2021-07-20
EP3860791B1 (en) 2022-11-02
WO2020070737A1 (en) 2020-04-09
ES2930951T3 (es) 2022-12-22
TW202014261A (zh) 2020-04-16
KR20210059704A (ko) 2021-05-25
PL3860791T3 (pl) 2023-02-20

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