FR2135189B1 - - Google Patents

Info

Publication number
FR2135189B1
FR2135189B1 FR727215184A FR7215184A FR2135189B1 FR 2135189 B1 FR2135189 B1 FR 2135189B1 FR 727215184 A FR727215184 A FR 727215184A FR 7215184 A FR7215184 A FR 7215184A FR 2135189 B1 FR2135189 B1 FR 2135189B1
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
FR727215184A
Other versions
FR2135189A1 (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.)
GFM Gesellschaft fuer Fertigungstechnik und Maschinenbau AG
Original Assignee
GFM Gesellschaft fuer Fertigungstechnik und Maschinenbau AG
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 GFM Gesellschaft fuer Fertigungstechnik und Maschinenbau AG filed Critical GFM Gesellschaft fuer Fertigungstechnik und Maschinenbau AG
Publication of FR2135189A1 publication Critical patent/FR2135189A1/fr
Application granted granted Critical
Publication of FR2135189B1 publication Critical patent/FR2135189B1/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
    • B21J13/00—Details of machines for forging, pressing, or hammering
    • B21J13/08—Accessories for handling work or tools
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
    • B21C37/15—Making tubes of special shape; Making tube fittings
    • B21C37/152—Making rifle and gunbarrels
    • B21C37/153—Making tubes with inner- and/or outer guides
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
    • B21J5/00—Methods for forging, hammering, or pressing; Special equipment or accessories therefor
    • B21J5/06—Methods for forging, hammering, or pressing; Special equipment or accessories therefor for performing particular operations
    • B21J5/12—Forming profiles on internal or external surfaces
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
    • B21J7/00—Hammers; Forging machines with hammers or die jaws acting by impact
FR727215184A 1971-05-06 1972-04-28 Expired FR2135189B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT394071A AT305734B (de) 1971-05-06 1971-05-06 Schmiedemaschine zum Innenprofilieren rohrförmiger Werkstücke

Publications (2)

Publication Number Publication Date
FR2135189A1 FR2135189A1 (fr) 1972-12-15
FR2135189B1 true FR2135189B1 (fr) 1974-07-26

Family

ID=3557484

Family Applications (1)

Application Number Title Priority Date Filing Date
FR727215184A Expired FR2135189B1 (fr) 1971-05-06 1972-04-28

Country Status (7)

Country Link
US (1) US3753365A (fr)
JP (1) JPS5146510B1 (fr)
AT (1) AT305734B (fr)
DD (1) DD96866A5 (fr)
DE (1) DE2218667C3 (fr)
FR (1) FR2135189B1 (fr)
GB (1) GB1349238A (fr)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT322329B (de) * 1973-12-04 1975-05-12 Gfm Fertigungstechnik Schmiedemaschinen zum herstellen insbesondere von schrotläufen
AT346156B (de) * 1977-04-01 1978-10-25 Gfm Fertigungstechnik Schmiedemaschine zum schmieden grosser rohre ueber einen langen dorn
WO1982003579A1 (fr) * 1980-01-07 1982-10-28 Bruce N Hershock Bloc poussoir pour machines de forgeage rotatives et son procede d'utilisation
US4321813A (en) * 1980-01-07 1982-03-30 Caterpillar Tractor Co. Pusher block for rotary forging machines and method of using same
US4359810A (en) * 1980-01-16 1982-11-23 The Marlin Firearms Company Method of forming cartridge chambers in firearm barrels
US4722216A (en) * 1982-02-08 1988-02-02 Grotnes Metalforming Systems, Inc. Radial forging method
DE3300175C2 (de) * 1983-01-05 1986-06-05 Wolfgang Th. Dipl.-Ing. 7238 Oberndorf Wegwerth Verfahren zur Herstellung von Waffenrohren
DE3515759C2 (de) * 1985-05-02 1994-10-06 Mueller Heinrich Masch Präzisionsschmiede zum Innenprofilieren von rohrförmigen Werkstücken
DE3517719C2 (de) * 1985-05-17 1994-09-15 Mueller Heinrich Masch Werkstückhalterung für eine Vorschubeinrichtung bei Umformmaschinen
CH670970A5 (fr) * 1986-09-18 1989-07-31 Grob Ernst Fa
JPS63149034A (ja) * 1986-12-15 1988-06-21 Hitachi Ltd インターナルギヤの製造方法
DE10118032B4 (de) * 2001-04-11 2006-08-10 Gkn Driveline International Gmbh Verfahren zum Abstrecken eines Rohres mittels eines Ziehringes
US6807837B1 (en) * 2003-03-26 2004-10-26 Randall L. Alexoff Method and apparatus for producing variable wall thickness tubes and hollow shafts
AT501152B8 (de) * 2003-12-30 2007-02-15 Gfm Beteiligungs & Man Gmbh Verfahren und vorrichtung zum herstellen eines zylindrischen hohlkörpers aus einem rohling
DE102009052482A1 (de) * 2009-02-11 2010-08-19 Sms Meer Gmbh Verfahren und Vorrichtung zur Herstellung von rohrförmigen Werkstücken aus einen vorgelochten Hohlblock
DE102010014583A1 (de) 2010-04-09 2011-10-13 Felss Gmbh Einrichtung einer Rundknetmaschine mit einer Werkstück-Halterung und einer Dornstangen-Halterung
AT514894B1 (de) * 2013-09-25 2016-04-15 Gfm Gmbh Vorrichtung zum Schmieden eines Hohlkörpers aus einem vorgelochten Hohlblock
CN104475479B (zh) * 2014-09-25 2016-08-24 北京科技大学 一种利用旋锻技术制备小口径厚壁金属管的工艺
TR201603523A2 (tr) * 2016-03-17 2017-10-23 Repkon Makina Ve Kalip Sanayi Ve Ticaret Anonim Sirketi Namlu üretmek i̇çi̇n yöntem ve bu yöntemi̇ gerçekleşti̇rmek i̇çi̇n aparat

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1617890A (en) * 1922-03-10 1927-02-15 Etna Machine Company Swaging machine
US3120137A (en) * 1961-01-03 1964-02-04 Ingersoll Rand Canada Apparatus for forming varying shaped bores in hollow members
AT221909B (de) * 1961-06-06 1962-06-25 Ges Fertigungstechnik & Maschb Schmiedemaschine zum Innenprofilieren rohrförmiger Werkstücke, insbesondere von Schußwaffenläufen

Also Published As

Publication number Publication date
DE2218667A1 (de) 1973-04-05
AT305734B (de) 1973-03-12
GB1349238A (en) 1974-04-03
JPS5146510B1 (fr) 1976-12-09
DE2218667B2 (de) 1974-12-19
DE2218667C3 (de) 1975-08-07
FR2135189A1 (fr) 1972-12-15
US3753365A (en) 1973-08-21
DD96866A5 (fr) 1973-04-12

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Legal Events

Date Code Title Description
ST Notification of lapse