IL281238B2 - A rotating cutting head having a tip with radial cutting edges that have positive and negative rake angles, and a rotating cutting tool - Google Patents

A rotating cutting head having a tip with radial cutting edges that have positive and negative rake angles, and a rotating cutting tool

Info

Publication number
IL281238B2
IL281238B2 IL281238A IL28123821A IL281238B2 IL 281238 B2 IL281238 B2 IL 281238B2 IL 281238 A IL281238 A IL 281238A IL 28123821 A IL28123821 A IL 28123821A IL 281238 B2 IL281238 B2 IL 281238B2
Authority
IL
Israel
Prior art keywords
cutting
gash
axis
cutting head
head
Prior art date
Application number
IL281238A
Other languages
English (en)
Hebrew (he)
Other versions
IL281238A (en
IL281238B1 (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 IL281238A publication Critical patent/IL281238A/en
Publication of IL281238B1 publication Critical patent/IL281238B1/en
Publication of IL281238B2 publication Critical patent/IL281238B2/en

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)
IL281238A 2018-10-04 2019-09-10 A rotating cutting head having a tip with radial cutting edges that have positive and negative rake angles, and a rotating cutting tool IL281238B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201862741000P 2018-10-04 2018-10-04
PCT/IL2019/051010 WO2020070737A1 (en) 2018-10-04 2019-09-10 Cutting head having tip portion with radially extending front cutting edges provided with both negative and positive rake angles, and rotary cutting tool

Publications (3)

Publication Number Publication Date
IL281238A IL281238A (en) 2021-04-29
IL281238B1 IL281238B1 (en) 2024-11-01
IL281238B2 true IL281238B2 (en) 2025-03-01

Family

ID=68072921

Family Applications (1)

Application Number Title Priority Date Filing Date
IL281238A IL281238B2 (en) 2018-10-04 2019-09-10 A rotating cutting head having a tip with radial cutting edges that have positive and negative rake angles, and a rotating cutting tool

Country Status (12)

Country Link
US (1) US12330224B2 (https=)
EP (1) EP3860791B1 (https=)
JP (1) JP7391080B2 (https=)
KR (1) KR102645349B1 (https=)
CN (1) CN112789132B (https=)
CA (1) CA3115173A1 (https=)
ES (1) ES2930951T3 (https=)
IL (1) IL281238B2 (https=)
PL (1) PL3860791T3 (https=)
PT (1) PT3860791T (https=)
TW (1) TWI786325B (https=)
WO (1) WO2020070737A1 (https=)

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CN112405894A (zh) * 2019-08-21 2021-02-26 诚瑞光学(常州)股份有限公司 加工刀具
DE102019126051A1 (de) * 2019-09-26 2021-04-01 Kennametal Inc. Schneidwerkzeug
US11453070B2 (en) * 2020-05-21 2022-09-27 Iscar, Ltd. Rotatable cutting head having torque transmission surfaces on a mounting protuberance and rotary cutting tool
US12576452B2 (en) 2020-07-27 2026-03-17 Mitsubishi Materials Corporation Drill
JP7749963B2 (ja) * 2020-07-27 2025-10-07 三菱マテリアル株式会社 ドリル
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
US12109635B2 (en) * 2021-04-21 2024-10-08 Iscar, Ltd. Rotatable cutting head having tip portion with radially extending cutting edges forming a cutting profile having concave and convex sub-portions
US20220371105A1 (en) * 2021-05-19 2022-11-24 Black & Decker Inc. Step drill bits
KR20240000245U (ko) * 2021-06-06 2024-02-08 바르구스 엘티디 절삭 인서트
JP7632092B2 (ja) * 2021-06-07 2025-02-19 三菱マテリアル株式会社 ドリル
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
EP4484037A1 (en) 2023-06-30 2025-01-01 AB Sandvik Coromant Drill cutting head
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WO2017137551A1 (de) * 2016-02-11 2017-08-17 MAPAL Fabrik für Präzisionswerkzeuge Dr. Kress KG Bohrwerkzeug
DE102017201684A1 (de) * 2017-02-02 2018-08-02 MAPAL Fabrik für Präzisionswerkzeuge Dr. Kress KG Metall-Bohrwerkzeug

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US20110085868A1 (en) * 2009-10-13 2011-04-14 Iscar, Ltd. Twist Drill
JP2016112662A (ja) * 2014-12-17 2016-06-23 株式会社不二越 ドリル
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Also Published As

Publication number Publication date
CN112789132B (zh) 2024-01-23
PL3860791T3 (pl) 2023-02-20
JP7391080B2 (ja) 2023-12-04
PT3860791T (pt) 2023-01-20
TWI786325B (zh) 2022-12-11
IL281238A (en) 2021-04-29
EP3860791B1 (en) 2022-11-02
ES2930951T3 (es) 2022-12-22
US12330224B2 (en) 2025-06-17
CA3115173A1 (en) 2020-04-09
WO2020070737A1 (en) 2020-04-09
BR112021006129A2 (pt) 2021-07-20
IL281238B1 (en) 2024-11-01
EP3860791A1 (en) 2021-08-11
KR20210059704A (ko) 2021-05-25
CN112789132A (zh) 2021-05-11
TW202014261A (zh) 2020-04-16
US20200108449A1 (en) 2020-04-09
JP2022502267A (ja) 2022-01-11
KR102645349B1 (ko) 2024-03-11

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