DE69105749D1 - Aus pulvermetallrohlingen gewalzte zahnräder. - Google Patents
Aus pulvermetallrohlingen gewalzte zahnräder.Info
- Publication number
- DE69105749D1 DE69105749D1 DE69105749T DE69105749T DE69105749D1 DE 69105749 D1 DE69105749 D1 DE 69105749D1 DE 69105749 T DE69105749 T DE 69105749T DE 69105749 T DE69105749 T DE 69105749T DE 69105749 D1 DE69105749 D1 DE 69105749D1
- Authority
- DE
- Germany
- Prior art keywords
- rolled
- gears
- powder metal
- metal blanks
- blanks
- 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.)
- Expired - Lifetime
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F5/00—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product
- B22F5/08—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product of toothed articles, e.g. gear wheels; of cam discs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21H—MAKING PARTICULAR METAL OBJECTS BY ROLLING, e.g. SCREWS, WHEELS, RINGS, BARRELS, BALLS
- B21H5/00—Making gear wheels, racks, spline shafts or worms
- B21H5/02—Making gear wheels, racks, spline shafts or worms with cylindrical outline, e.g. by means of die rolls
- B21H5/022—Finishing gear teeth with cylindrical outline, e.g. burnishing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/10—Sintering only
- B22F3/11—Making porous workpieces or articles
- B22F3/1103—Making porous workpieces or articles with particular physical characteristics
- B22F3/1109—Inhomogenous pore distribution
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D7/00—Modifying the physical properties of iron or steel by deformation
- C21D7/02—Modifying the physical properties of iron or steel by deformation by cold working
- C21D7/04—Modifying the physical properties of iron or steel by deformation by cold working of the surface
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/32—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for gear wheels, worm wheels, or the like
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/12—Both compacting and sintering
- B22F3/16—Both compacting and sintering in successive or repeated steps
- B22F3/164—Partial deformation or calibration
- B22F2003/166—Surface calibration, blasting, burnishing, sizing, coining
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy
- B22F2998/10—Processes characterised by the sequence of their steps
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F2999/00—Aspects linked to processes or compositions used in powder metallurgy
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Crystallography & Structural Chemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Powder Metallurgy (AREA)
- Gears, Cams (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9021833A GB2250227B (en) | 1990-10-08 | 1990-10-08 | Gear wheels rolled from powder metal blanks |
PCT/GB1991/001742 WO1992005897A1 (en) | 1990-10-08 | 1991-10-08 | Gear wheels rolled from powder metal blanks |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69105749D1 true DE69105749D1 (de) | 1995-01-19 |
DE69105749T2 DE69105749T2 (de) | 1995-05-24 |
Family
ID=10683380
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69105749T Expired - Lifetime DE69105749T2 (de) | 1990-10-08 | 1991-10-08 | Aus pulvermetallrohlingen gewalzte zahnräder. |
Country Status (8)
Country | Link |
---|---|
EP (1) | EP0552272B1 (de) |
JP (1) | JPH06501988A (de) |
AU (1) | AU8669391A (de) |
CA (1) | CA2070180C (de) |
DE (1) | DE69105749T2 (de) |
ES (1) | ES2065711T3 (de) |
GB (1) | GB2250227B (de) |
WO (1) | WO1992005897A1 (de) |
Families Citing this family (38)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ES2281949T3 (es) * | 1992-08-19 | 2007-10-01 | The Penn State Research Foundation | Aparato y procedimiento para el acabado de engranajes de precision mediante deformacion controlada. |
US5390414A (en) * | 1993-04-06 | 1995-02-21 | Eaton Corporation | Gear making process |
US5729822A (en) * | 1996-05-24 | 1998-03-17 | Stackpole Limited | Gears |
SE9602376D0 (sv) * | 1996-06-14 | 1996-06-14 | Hoeganaes Ab | Compact body |
JP3401164B2 (ja) * | 1997-06-27 | 2003-04-28 | トヨタ自動車株式会社 | 焼結歯車粗材 |
AT406836B (de) | 1997-10-30 | 2000-09-25 | Miba Sintermetall Ag | Verfahren und vorrichtung zum herstellen eines zahnrades |
DE19850326A1 (de) * | 1998-11-02 | 2000-05-04 | Gkn Sinter Metals Holding Gmbh | Verfahren zur Herstellung eines gesinterten Bauteils mit Nachverformung des Grünlings |
IT1307199B1 (it) * | 1999-06-22 | 2001-10-29 | Mini Gears Spa | Procedimento per la realizzazione di ruote dentate da semilavoratiottenuti per sinterizzazione di polveri metalliche |
GB2360825B (en) * | 2000-03-30 | 2004-11-17 | Formflo Ltd | Gear wheels roll formed from powder metal blanks |
SE0002448D0 (sv) | 2000-06-28 | 2000-06-28 | Hoeganaes Ab | method of producig powder metal components |
AT409466B (de) | 2000-11-30 | 2002-08-26 | Miba Sintermetall Ag | Verfahren und vorrichtung zum herstellen eines zahnrades |
US7641850B2 (en) * | 2003-03-18 | 2010-01-05 | The Penn State Research Foundation | Method and apparatus for strengthening of powder metal gears by ausforming |
US7416696B2 (en) | 2003-10-03 | 2008-08-26 | Keystone Investment Corporation | Powder metal materials and parts and methods of making the same |
AT412955B (de) | 2003-12-19 | 2005-09-26 | Miba Sinter Austria Gmbh | Verfahren zum herstellen eines zahnrades |
AT501430B8 (de) * | 2005-05-17 | 2007-02-15 | Miba Sinter Austria Gmbh | Verfahren zum herstellen eines kettenrades |
DE102005027140A1 (de) * | 2005-06-10 | 2006-12-14 | Gkn Sinter Metals Gmbh | Verzahnung mit angepasstem Sintermaterial |
DE102005027048A1 (de) | 2005-06-10 | 2006-12-14 | Gkn Sinter Metals Gmbh | Gesintertes Verzahnungselement mit lokal-selektiver Oberflächenverdichtung |
DE102005027907A1 (de) * | 2005-06-10 | 2006-12-14 | Gkn Sinter Metals Gmbh | Geschmiedete Verzahnung |
DE102005027137A1 (de) * | 2005-06-10 | 2006-12-14 | Gkn Sinter Metals Gmbh | Verzahnung aus Sintermaterial |
DE102005027142A1 (de) * | 2005-06-10 | 2006-12-14 | Gkn Sinter Metals Gmbh | Vorformgeometrie einer Verzahnung |
DE102005027054A1 (de) | 2005-06-10 | 2006-12-28 | Gkn Sinter Metals Gmbh | Werkstück mit unterschiedlicher Beschaffenheit |
DE102005027049A1 (de) * | 2005-06-10 | 2006-12-14 | Gkn Sinter Metals Gmbh | Belastbare Verzahnung |
DE102005027144A1 (de) | 2005-06-10 | 2006-12-14 | Gkn Sinter Metals Gmbh | Oberflächenverdichtung einer Verzahnung |
DE102005027050B4 (de) | 2005-06-10 | 2021-12-30 | Gkn Sinter Metals Gmbh | Kraftfahrzeugbauteil mit Verzahnung |
AT503037B1 (de) | 2006-05-04 | 2007-07-15 | Miba Sinter Austria Gmbh | Verfahren zum herstellen eines zahnrades |
DE102006028184B4 (de) * | 2006-06-16 | 2011-08-18 | GKN Sinter Metals Holding GmbH, 42477 | Verfahren zur Herstellung zumindest teilweise oberflächenverdichteter Werkstücke durch Walzen auf Endmaß |
AT505150B1 (de) | 2006-10-24 | 2008-11-15 | Miba Sinter Austria Gmbh | Mehrfachrad |
AT505118B1 (de) * | 2007-03-28 | 2013-03-15 | Miba Sinter Austria Gmbh | Verfahren zur bearbeitung einer verzahnung an einem sinterteil |
AT508990B1 (de) * | 2009-11-10 | 2012-04-15 | Miba Sinter Austria Gmbh | Walzwerkzeug |
AT509456B1 (de) | 2010-08-31 | 2011-09-15 | Miba Sinter Austria Gmbh | Gesintertes zahnrad |
US20150033894A1 (en) | 2012-03-12 | 2015-02-05 | Ntn Corporation | Mechanical structure component, sintered gear, and methods of manufacturing mechanical structure component and sintered gear |
CN104152650A (zh) * | 2014-08-28 | 2014-11-19 | 武汉大学 | 一种利用滚压变形制备金属材料表面梯度纳米层的装置 |
JP2016172931A (ja) * | 2016-05-12 | 2016-09-29 | Ntn株式会社 | 機械部品およびその製造方法 |
AT15793U1 (de) | 2017-05-16 | 2018-07-15 | Miba Sinter Austria Gmbh | Verfahren zum Verdichten der Innenverzahnung eines Zahnrades |
JP6859225B2 (ja) * | 2017-07-26 | 2021-04-14 | トヨタ自動車株式会社 | 焼結歯車の製造方法 |
AT520315B1 (de) | 2018-01-24 | 2019-03-15 | Miba Sinter Austria Gmbh | Verfahren zur Herstellung eines Sinterbauteils |
JP7127296B2 (ja) * | 2018-02-23 | 2022-08-30 | トヨタ自動車株式会社 | ギヤの製造方法及び製造装置 |
EP4272888A1 (de) * | 2022-05-05 | 2023-11-08 | Volvo Car Corporation | Getriebebauteil |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1125952A (en) * | 1965-03-03 | 1968-09-05 | Birmingham Small Arms Co Ltd | Improvements in or relating to the production of gear wheels |
GB1384388A (en) * | 1971-11-08 | 1975-02-19 | Formflo Ltd | Rolling machines |
US4059879A (en) * | 1975-11-17 | 1977-11-29 | Textron Inc. | Method for the controlled mechanical working of sintered porous powder metal shapes to effect surface and subsurface densification |
GB1532641A (en) * | 1976-04-27 | 1978-11-15 | British Steel Corp | Alloy steel powders |
US4394421A (en) * | 1979-07-09 | 1983-07-19 | Textron Inc. | Thread forming of sintered porous metal shapes |
US4708912A (en) * | 1984-07-18 | 1987-11-24 | Sintermetallwerk Krebsoege Gmgh | Sintered metal body with at least one toothing |
JPH02138554A (ja) * | 1988-11-16 | 1990-05-28 | Nissan Motor Co Ltd | 高強度歯車 |
-
1990
- 1990-10-08 GB GB9021833A patent/GB2250227B/en not_active Expired - Lifetime
-
1991
- 1991-10-08 WO PCT/GB1991/001742 patent/WO1992005897A1/en active IP Right Grant
- 1991-10-08 DE DE69105749T patent/DE69105749T2/de not_active Expired - Lifetime
- 1991-10-08 EP EP91919365A patent/EP0552272B1/de not_active Expired - Lifetime
- 1991-10-08 ES ES91919365T patent/ES2065711T3/es not_active Expired - Lifetime
- 1991-10-08 AU AU86693/91A patent/AU8669391A/en not_active Abandoned
- 1991-10-08 JP JP3516455A patent/JPH06501988A/ja active Pending
- 1991-10-08 CA CA002070180A patent/CA2070180C/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0552272B1 (de) | 1994-12-07 |
CA2070180A1 (en) | 1992-04-09 |
WO1992005897A1 (en) | 1992-04-16 |
AU8669391A (en) | 1992-04-28 |
DE69105749T2 (de) | 1995-05-24 |
EP0552272A1 (de) | 1993-07-28 |
JPH06501988A (ja) | 1994-03-03 |
GB2250227B (en) | 1994-06-08 |
CA2070180C (en) | 1999-02-16 |
ES2065711T3 (es) | 1995-02-16 |
GB2250227A (en) | 1992-06-03 |
GB9021833D0 (en) | 1990-11-21 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |