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TW539595B - Method and apparatus for making a cutting tool having a plurality of margins - Google Patents

Method and apparatus for making a cutting tool having a plurality of margins Download PDF

Info

Publication number
TW539595B
TW539595B TW090124767A TW90124767A TW539595B TW 539595 B TW539595 B TW 539595B TW 090124767 A TW090124767 A TW 090124767A TW 90124767 A TW90124767 A TW 90124767A TW 539595 B TW539595 B TW 539595B
Authority
TW
Taiwan
Prior art keywords
cutting tool
grinding wheel
margins
making
edge
Prior art date
Application number
TW090124767A
Other languages
English (en)
Inventor
Stephen M George
Original Assignee
Kennametal Inc
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 Kennametal Inc filed Critical Kennametal Inc
Application granted granted Critical
Publication of TW539595B publication Critical patent/TW539595B/zh

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B19/00—Single-purpose machines or devices for particular grinding operations not covered by any other main group
    • B24B19/02—Single-purpose machines or devices for particular grinding operations not covered by any other main group for grinding grooves, e.g. on shafts, in casings, in tubes, homokinetic joint elements
    • B24B19/04—Single-purpose machines or devices for particular grinding operations not covered by any other main group for grinding grooves, e.g. on shafts, in casings, in tubes, homokinetic joint elements for fluting drill shanks
    • 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
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B53/00—Devices or means for dressing or conditioning abrasive surfaces
    • B24B53/06—Devices or means for dressing or conditioning abrasive surfaces of profiled abrasive wheels
    • B24B53/075—Devices or means for dressing or conditioning abrasive surfaces of profiled abrasive wheels for workpieces having a grooved profile, e.g. gears, splined shafts, threads, worms
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2251/00—Details of tools for drilling machines
    • B23B2251/40—Flutes, i.e. chip conveying grooves
    • B23B2251/406—Flutes, i.e. chip conveying grooves of special form not otherwise provided for
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2251/00—Details of tools for drilling machines
    • B23B2251/44—Margins, i.e. the narrow portion of the land which is not cut away to provide clearance on the circumferential surface
    • B23B2251/443—Double margin drills

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
  • Grinding-Machine Dressing And Accessory Apparatuses (AREA)
  • Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
  • Polishing Bodies And Polishing Tools (AREA)
  • Drilling Tools (AREA)

Description

539595 C8
緣興該間隙段之間。 25. —種切削工具，該切削工 义 3筱向軸線之一主 .一刖端部’當以垂直於該縱向轴線之剖面來看， 前端部為分離狀態時，該切削工具具有一徑向深 槽以及鄰接於該凹槽之-刀背，其中該凹槽及該 該主軸的該縱向轴線周邊沿著—螺旋角作延伸， 槽具有由外半徑向内延伸之-鑽刀，以及鄰接於 之-突部，其中每個該刀背具有鄰接於該突部之 邊緣，鄰接於該第-邊緣之一間隙部，以及鄰接 隙部之-第二邊緣，其中製造切削工具的方法至 下列步驟：a)產生該切削工具之該凹槽及該刀背，係利 一次研磨輪之操作來研磨該主軸。 軸以及 且與該 度之凹 刀背在 且該凹 該鑽刃 一第一 於該間 少包含 用至少 經濟部智慧財產局員工消費合作社印製 26.如申請專利範圍第25項所述之切削工具，其中製造該切 削工具的方法更包含下列步驟： b)產生該切削工具之該凹槽及該刀背，係利用至少 一次研磨輪之操作來研磨該主軸，一第一邊緣離隙成型 段介於該第一邊緣與該間隙段之間，以及一第二邊緣離 隙成型段介於該第二邊緣與該間隙段之間。 '2 7.—種軋碎輥輪，用以加工修整一研磨輪，其中該研磨輪 用於製造具有一縱向軸線的主軸之一螺旋式切削工 具，該主軸具有一前端部，當以垂直於該縱向軸線之剖 面來看，並與該前端部為分離狀態時，該切削工具至少 .............-裝.........、耵.......：fr、 (請先閲讀背面之注意事項再填寫本頁) 第33頁 本紙張尺度適用中國國家標準(CNS)A4規格(210X297公釐)
TW090124767A 2000-10-05 2001-10-05 Method and apparatus for making a cutting tool having a plurality of margins TW539595B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/680,358 US6419561B1 (en) 2000-10-05 2000-10-05 Method and apparatus for making a cutting tool having a plurality of margins

Publications (1)

Publication Number Publication Date
TW539595B true TW539595B (en) 2003-07-01

Family

ID=24730769

Family Applications (1)

Application Number Title Priority Date Filing Date
TW090124767A TW539595B (en) 2000-10-05 2001-10-05 Method and apparatus for making a cutting tool having a plurality of margins

Country Status (7)

Country Link
US (1) US6419561B1 (zh)
EP (1) EP1330339B1 (zh)
JP (1) JP5021883B2 (zh)
BR (1) BR0114659B8 (zh)
DE (1) DE60140264D1 (zh)
TW (1) TW539595B (zh)
WO (1) WO2002028599A2 (zh)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6602029B1 (en) * 2000-10-05 2003-08-05 Kennametal Inc. Cutting tool and method and apparatus for making the same
JP2003300110A (ja) * 2002-04-03 2003-10-21 Osg Corp ドリルおよびその製造方法
JP3874774B2 (ja) * 2004-08-19 2007-01-31 オーエスジー株式会社 鋳抜き穴加工用ドリル
US20090148250A1 (en) * 2007-12-05 2009-06-11 Wayne Chappell Drill Bit
US8061938B2 (en) * 2008-03-10 2011-11-22 Kennametal Inc. Cutting tool with chisel edge
US8210779B2 (en) * 2008-10-14 2012-07-03 Kennametal Inc. Cutting tap and method of making same
US8807889B2 (en) * 2009-12-29 2014-08-19 Kennametal Inc. Rotary cutting tool having sealed margins and method of making same
SE536296C2 (sv) 2011-02-08 2013-08-06 Sandvik Intellectual Property Borr med spånkanaler utformade för förbättrad spånevakuering
JP6108264B2 (ja) * 2012-10-30 2017-04-05 住友電工ハードメタル株式会社 ２枚刃ダブルマージンドリル
CN103433535B (zh) * 2013-08-26 2015-11-04 深圳市金洲精工科技股份有限公司 一种微型钻头
WO2016063894A1 (ja) * 2014-10-24 2016-04-28 京セラ株式会社 エンドミル
DE102018116556A1 (de) * 2018-07-09 2020-01-09 Schaeffler Technologies AG & Co. KG Abrichtrolle und Verfahren zum Abrichten einer Schleifscheibe
JP7263872B2 (ja) * 2019-03-25 2023-04-25 株式会社デンソー ドリルの製造方法
CN113001312A (zh) * 2021-04-19 2021-06-22 山东钢铁股份有限公司 F型钢r角修磨装置
US12226861B1 (en) * 2023-02-22 2025-02-18 Jeffrey Bonner Constant rake fluted drill bit and method of manufacture

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US1415879A (en) 1920-04-01 1922-05-16 Irwin Auger Bit Company Method of cutting, shaping, and polishing metal articles
US1466378A (en) 1921-04-18 1923-08-28 Mclaughlin Fred Bit attachment for augers
US1981445A (en) 1932-01-18 1934-11-20 Eastern Cutter Salvage Corp Cutter salvage machine
US2477730A (en) 1941-07-28 1949-08-02 Fouquet Eugene Automatic machine for grinding drills
FR919163A (fr) 1945-12-19 1947-02-28 Machine pour l'usinage automatique des forets
US2664681A (en) 1948-07-19 1954-01-05 Robert J Hood Method of dressing diamond wheels
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US3212167A (en) 1963-10-07 1965-10-19 United States Steel Corp Devices for shaping chasers and method of contouring the same
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Also Published As

Publication number Publication date
WO2002028599A2 (en) 2002-04-11
BR0114659B8 (pt) 2013-02-19
JP5021883B2 (ja) 2012-09-12
EP1330339A2 (en) 2003-07-30
US6419561B1 (en) 2002-07-16
DE60140264D1 (de) 2009-12-03
WO2002028599A3 (en) 2002-06-06
JP2004510593A (ja) 2004-04-08
EP1330339B1 (en) 2009-10-21
BR0114659B1 (pt) 2013-01-08
BR0114659A (pt) 2004-02-10

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MM4A Annulment or lapse of patent due to non-payment of fees