FR2212199B1 - - Google Patents

Info

Publication number
FR2212199B1
FR2212199B1 FR7347043A FR7347043A FR2212199B1 FR 2212199 B1 FR2212199 B1 FR 2212199B1 FR 7347043 A FR7347043 A FR 7347043A FR 7347043 A FR7347043 A FR 7347043A FR 2212199 B1 FR2212199 B1 FR 2212199B1
Authority
FR
France
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
Application number
FR7347043A
Other versions
FR2212199A1 (fr
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Olivetti SpA
Original Assignee
Olivetti SpA
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 Olivetti SpA filed Critical Olivetti SpA
Publication of FR2212199A1 publication Critical patent/FR2212199A1/fr
Application granted granted Critical
Publication of FR2212199B1 publication Critical patent/FR2212199B1/fr
Expired legal-status Critical Current

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
    • B22F5/085—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 with helical contours
    • 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
    • B30—PRESSES
    • B30B—PRESSES IN GENERAL
    • B30B11/00—Presses specially adapted for forming shaped articles from material in particulate or plastic state, e.g. briquetting presses, tabletting presses
    • B30B11/02—Presses specially adapted for forming shaped articles from material in particulate or plastic state, e.g. briquetting presses, tabletting presses using a ram exerting pressure on the material in a moulding space
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49462—Gear making
    • Y10T29/49467—Gear shaping

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Powder Metallurgy (AREA)
  • Molding Of Porous Articles (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
FR7347043A 1972-12-29 1973-12-28 Expired FR2212199B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT71122/72A IT976216B (it) 1972-12-29 1972-12-29 Dispositivo di formatura di pezzi elicoidali mediante compattazione di materiali in polvere

Publications (2)

Publication Number Publication Date
FR2212199A1 FR2212199A1 (fr) 1974-07-26
FR2212199B1 true FR2212199B1 (fr) 1977-06-10

Family

ID=11314655

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7347043A Expired FR2212199B1 (fr) 1972-12-29 1973-12-28

Country Status (8)

Country Link
US (1) US3909167A (fr)
JP (1) JPS5716161B2 (fr)
CA (1) CA1016317A (fr)
DE (1) DE2363948C2 (fr)
FR (1) FR2212199B1 (fr)
GB (1) GB1394300A (fr)
IT (1) IT976216B (fr)
SU (1) SU656489A3 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101456260B (zh) * 2008-12-19 2011-05-18 宁波市北仑新港冶金机械有限公司 用以驱动阴模挡块及调整下压杆的动力装置

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4352648A (en) * 1980-12-22 1982-10-05 Toolmakers, Incorporated Powdered metal press and tooling therefor
JPS57141004A (en) * 1981-02-23 1982-09-01 Hitachi Ltd Recording system for multichannel sound signal
JPH0224167Y2 (fr) * 1986-02-24 1990-07-03
IT1221597B (it) * 1987-07-24 1990-07-12 Ugo Giannelli Apprecchiatura di stampaggio e sformatura di manufatti in cemento prodotti dalle presse
JPH04136107A (ja) * 1990-09-25 1992-05-11 Sumitomo Electric Ind Ltd 焼結斜歯歯車の成形装置
JPH05195011A (ja) * 1991-08-17 1993-08-03 Werkzeugbau Alvier Ag 螺旋形状の輪郭を有する工作物をプレス成形するモジュラー装置
US5390414A (en) * 1993-04-06 1995-02-21 Eaton Corporation Gear making process
EP0680405B1 (fr) * 1993-11-24 1999-08-04 Stackpole Limited Matrice double a mise en phase
ES2147226T3 (es) * 1993-11-24 2000-09-01 Stackpole Ltd Matriz partida con muesca.
DE4428842C1 (de) * 1994-08-02 1996-01-18 Mannesmann Ag Vorrichtung zur Herstellung von Preßkörpern
JPH08294798A (ja) * 1995-04-26 1996-11-12 Tamagawa Mach Kk 給粉装置及びその制御方法
US6165400A (en) * 1996-05-09 2000-12-26 Stackpole Limited Compacted-powder opposed twin-helical gears and method
US6440357B1 (en) 1996-05-09 2002-08-27 Stackpole Limited Compacted-powder opposed twin-helical gears and method
AT406240B (de) * 1996-06-20 2000-03-27 Miba Sintermetall Ag Formwerkzeug zum pressen eines formkörpers aus einem sinterpulver
US6156265A (en) * 1996-08-19 2000-12-05 Sumitomo Electric Industries, Ltd. Powder compacting apparatus and method of forming helical gear wheel using said powder compacting apparatus
US6558594B2 (en) 1996-11-14 2003-05-06 Matsushita Electric Industrial Co., Ltd. Powder compression molding method for producing cathode pellets for dry cells
US5865239A (en) * 1997-02-05 1999-02-02 Micropump, Inc. Method for making herringbone gears
JP3341981B2 (ja) * 1997-08-27 2002-11-05 本田技研工業株式会社 はすば歯車のサイジング装置及びサイジング方法
JP3414215B2 (ja) 1997-08-28 2003-06-09 住友電気工業株式会社 曲り歯傘歯車の成形方法及び粉末成形装置
US6338289B1 (en) * 1998-06-02 2002-01-15 New Bright Industrial Co., Ltd. Gear box having plastic helical gears and L-shaped axles
GB2360825B (en) * 2000-03-30 2004-11-17 Formflo Ltd Gear wheels roll formed from powder metal blanks
DE10222132B4 (de) * 2002-05-17 2006-04-20 SCHWäBISCHE HüTTENWERKE GMBH Mehrfach schrägverzahntes, einteilig gepresstes Zahnrad sowie Verfahren und Vorrichtung zu seiner Herstellung
DE602007012874D1 (de) * 2007-09-06 2011-04-14 3R Syst Int Ab Matrizenpressvorrichtung zur Pulverpressung
AT505947B1 (de) * 2007-11-14 2016-04-15 Miba Sinter Austria Gmbh Verdichtungswerkzeug
US8033805B2 (en) 2007-11-27 2011-10-11 Kennametal Inc. Method and apparatus for cross-passageway pressing to produce cutting inserts
US8246415B2 (en) * 2009-11-18 2012-08-21 New Bright Industrial Co., Ltd. Gear box for use in toy vehicles
MX355139B (es) * 2012-07-06 2018-04-06 Lapmaster Int Llc Prensa de estampación.
CN103057149B (zh) * 2013-01-02 2015-08-19 无锡隆盛科技股份有限公司 粉制块装置
EP2853322A1 (fr) * 2013-09-30 2015-04-01 Seco Tools AB Presse pour la fabrication d'un corps vert d'outil ayant une cannelure hélicoïdale, procédé de fabrication d'un corps vert d'outil ayant une cannelure hélicoïdale et corps vert d'outil ayant une cannelure hélicoïdale
GB2572775A (en) * 2018-04-10 2019-10-16 Rolls Royce Plc Methods of Manufacture
CN113234506B (zh) * 2021-05-13 2022-07-12 陕西昭德环保型煤有限公司 一种型煤成型加工机械及成型加工方法
CN117259751B (zh) * 2023-11-22 2024-02-06 烟台东星大韩粉末冶金有限公司 一种粉末冶金成型加工设备及方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2767428A (en) * 1952-04-12 1956-10-23 Borg Warner Apparatus for making torquetransmitting elements
US2767438A (en) * 1952-04-14 1956-10-23 Borg Warner Method and apparatus for making torque-transmitting elements
NL253507A (fr) * 1960-07-28
US3118183A (en) * 1961-05-05 1964-01-21 Procter & Gamble Rotary tablet press having means to rotate the plungers
GB1091321A (en) * 1963-12-18 1967-11-15 R Laurent Sa Atel Apparatus for the production of helically toothed mechanical parts from sintered metals
GB1226889A (fr) * 1969-02-01 1971-03-31
BE759661A (fr) * 1969-12-01 1971-04-30 Hitachi Powdered Metals Cy Ltd Dispositif de compression de poudre pour former un engrenage helicoidalcomprime
US3677672A (en) * 1970-03-12 1972-07-18 Chrysler Corp Apparatus for the manufacture of powder metal helical gears
ZA715429B (en) * 1970-09-10 1972-04-26 Olivetti & Co Spa A device for moulding parts to be sintered

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101456260B (zh) * 2008-12-19 2011-05-18 宁波市北仑新港冶金机械有限公司 用以驱动阴模挡块及调整下压杆的动力装置

Also Published As

Publication number Publication date
DE2363948C2 (de) 1984-05-24
IT976216B (it) 1974-08-20
US3909167A (en) 1975-09-30
GB1394300A (en) 1975-05-14
DE2363948A1 (de) 1974-07-04
SU656489A3 (ru) 1979-04-05
FR2212199A1 (fr) 1974-07-26
JPS5716161B2 (fr) 1982-04-03
JPS4998306A (fr) 1974-09-18
CA1016317A (en) 1977-08-30

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse