IE792118L - Cutting insert - Google Patents

Cutting insert

Info

Publication number
IE792118L
IE792118L IE792118A IE211879A IE792118L IE 792118 L IE792118 L IE 792118L IE 792118 A IE792118 A IE 792118A IE 211879 A IE211879 A IE 211879A IE 792118 L IE792118 L IE 792118L
Authority
IE
Ireland
Prior art keywords
insert
cutting edge
land
inwardly
extends
Prior art date
Application number
IE792118A
Other versions
IE48870B1 (en
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
Publication of IE792118L publication Critical patent/IE792118L/en
Publication of IE48870B1 publication Critical patent/IE48870B1/en

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23BTURNING; BORING
    • B23B27/00Tools for turning or boring machines; Tools of a similar kind in general; Accessories therefor
    • B23B27/14Cutting tools of which the bits or tips or cutting inserts are of special material
    • B23B27/141Specially shaped plate-like cutting inserts, i.e. length greater or equal to width, width greater than or equal to thickness
    • B23B27/143Specially shaped plate-like cutting inserts, i.e. length greater or equal to width, width greater than or equal to thickness characterised by having chip-breakers

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Cutting Tools, Boring Holders, And Turrets (AREA)
  • Milling Processes (AREA)
  • Earth Drilling (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Materials For Medical Uses (AREA)
  • Table Devices Or Equipment (AREA)
  • Polishing Bodies And Polishing Tools (AREA)

Abstract

An indexable, invertable molded cutting insert is disclosed having top and bottom faces 12, 14 and a peripheral wall 16 joining said faces. At least one face has a cutting edge 18 formed at the juncture of the face and the peripheral wall with a cutting edge land 20 extending inwardly of the insert from the cutting edge. A first descending wall portion 22 extends inwardly and downwardly from the cutting edge land and joins an intermediate land area 24 that extends inwardly of the insert. The first descending wall preferably has a planar portion that forms an included angle with the plane of the cutting edge land of the insert that is less than 30 degrees. A second descending wall portion 26 extends from the inner edge of the intermediate land area inwardly and downwardly to a bottom wall area 28 on the insert. The molded insert is preferably formed of a cemented hard metal carbide material. <IMAGE> [GB2035859A]
IE2118/79A 1978-11-17 1979-11-05 Cutting insert IE48870B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US96160878A 1978-11-17 1978-11-17

Publications (2)

Publication Number Publication Date
IE792118L true IE792118L (en) 1980-05-17
IE48870B1 IE48870B1 (en) 1985-06-12

Family

ID=25504731

Family Applications (1)

Application Number Title Priority Date Filing Date
IE2118/79A IE48870B1 (en) 1978-11-17 1979-11-05 Cutting insert

Country Status (17)

Country Link
JP (2) JPS5590207A (en)
AU (1) AU522748B2 (en)
BE (1) BE880061A (en)
CA (1) CA1101201A (en)
CH (1) CH632174A5 (en)
DE (1) DE2946022C2 (en)
ES (1) ES264885Y (en)
FI (1) FI793579A (en)
FR (1) FR2441451A1 (en)
GB (1) GB2035859B (en)
IE (1) IE48870B1 (en)
IT (1) IT1125685B (en)
LU (1) LU81889A1 (en)
MX (1) MX148589A (en)
NL (1) NL7908400A (en)
NO (1) NO793720L (en)
SE (1) SE7909454L (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1170821A (en) * 1980-08-27 1984-07-17 Donald W. Warren Cutting insert
US4340324A (en) * 1980-08-28 1982-07-20 Kennametal Inc. Cutting insert
US4318645A (en) * 1980-09-02 1982-03-09 Kennametal Inc. Cutting insert
CA1194684A (en) * 1981-01-30 1985-10-08 Kennametal Inc. Cutting insert
CA1176827A (en) * 1981-02-23 1984-10-30 James F. Mccreery Cutting insert
ZA836732B (en) * 1982-09-30 1984-05-30 Valeron Corp Cutting insert with chip control
AU574709B2 (en) * 1983-08-29 1988-07-14 Gte Valeron Corp. Chip control cutting insert
JPS6239101A (en) * 1985-08-12 1987-02-20 Ngk Spark Plug Co Ltd Throw away chip
US6848868B2 (en) * 2001-04-23 2005-02-01 Kennametal Inc. Multiple groove chip control for cutting insert
SE523617C2 (en) 2001-10-01 2004-05-04 Sandvik Ab Cuts for chip separating machining with chip breaking geometry
DE102010026947B3 (en) * 2010-07-12 2011-12-08 Gottfried Wilhelm Leibniz Universität Hannover Drilling tool, use of this drilling tool and drilling method performed with the drilling tool
DE102011116942B4 (en) * 2011-10-26 2013-06-20 Kennametal Inc. Indexable insert

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1379912A (en) * 1971-06-22 1975-01-08 Wickman Wimet Ltd Inserts for cutting tools
SE349759B (en) * 1971-10-27 1972-10-09 Sandvik Ab
US3973307A (en) * 1974-11-29 1976-08-10 Kennametal Inc. Cutting insert
US4087193A (en) * 1976-08-31 1978-05-02 Allen J. Portnoy Cutting tool with chip breaker
US4056871A (en) * 1976-10-21 1977-11-08 Kennametal Inc. Cutting insert

Also Published As

Publication number Publication date
IE48870B1 (en) 1985-06-12
DE2946022C2 (en) 1986-02-20
ES264885U (en) 1983-01-16
JPS5590207A (en) 1980-07-08
SE7909454L (en) 1980-05-18
AU522748B2 (en) 1982-06-24
LU81889A1 (en) 1980-01-25
CH632174A5 (en) 1982-09-30
FI793579A (en) 1980-05-18
DE2946022A1 (en) 1980-05-22
IT7927274A0 (en) 1979-11-14
BE880061A (en) 1980-03-17
GB2035859A (en) 1980-06-25
ES264885Y (en) 1983-07-01
IT1125685B (en) 1986-05-14
FR2441451B1 (en) 1983-11-10
JPS58173406U (en) 1983-11-19
MX148589A (en) 1983-05-13
NL7908400A (en) 1980-05-20
CA1101201A (en) 1981-05-19
AU5259779A (en) 1980-05-22
JPS6037205Y2 (en) 1985-11-06
FR2441451A1 (en) 1980-06-13
GB2035859B (en) 1982-08-25
NO793720L (en) 1980-05-20

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Legal Events

Date Code Title Description
MM4A Patent lapsed