DD96866A5 - - Google Patents

Info

Publication number
DD96866A5
DD96866A5 DD162681A DD16268172A DD96866A5 DD 96866 A5 DD96866 A5 DD 96866A5 DD 162681 A DD162681 A DD 162681A DD 16268172 A DD16268172 A DD 16268172A DD 96866 A5 DD96866 A5 DD 96866A5
Authority
DD
German Democratic Republic
Application number
DD162681A
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 filed Critical
Publication of DD96866A5 publication Critical patent/DD96866A5/xx

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Forging (AREA)
DD162681A 1971-05-06 1972-05-02 DD96866A5 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT394071A AT305734B (en) 1971-05-06 1971-05-06 Forging machine for internal profiling of tubular workpieces

Publications (1)

Publication Number Publication Date
DD96866A5 true DD96866A5 (en) 1973-04-12

Family

ID=3557484

Family Applications (1)

Application Number Title Priority Date Filing Date
DD162681A DD96866A5 (en) 1971-05-06 1972-05-02

Country Status (7)

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

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT322329B (en) * 1973-12-04 1975-05-12 Gfm Fertigungstechnik FORGING MACHINES FOR PRODUCING IN PARTICULAR SCRAP BARRELS
AT346156B (en) * 1977-04-01 1978-10-25 Gfm Fertigungstechnik FORGING MACHINE FOR FORGING LARGE PIPES OVER A LONG THORN
US4321813A (en) * 1980-01-07 1982-03-30 Caterpillar Tractor Co. Pusher block for rotary forging machines and method of using same
WO1982003579A1 (en) * 1980-01-07 1982-10-28 Bruce N Hershock 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 (en) * 1983-01-05 1986-06-05 Wolfgang Th. Dipl.-Ing. 7238 Oberndorf Wegwerth Process for the manufacture of gun barrels
DE3515759C2 (en) * 1985-05-02 1994-10-06 Mueller Heinrich Masch Precision forge for internal profiling of tubular workpieces
DE3517719C2 (en) * 1985-05-17 1994-09-15 Mueller Heinrich Masch Workpiece holder for a feed device in metal forming machines
CH670970A5 (en) * 1986-09-18 1989-07-31 Grob Ernst Fa
JPS63149034A (en) * 1986-12-15 1988-06-21 Hitachi Ltd Manufacture of helical internal gear
DE10118032B4 (en) * 2001-04-11 2006-08-10 Gkn Driveline International Gmbh Method for drawing a pipe by means of a drawing ring
US6807837B1 (en) * 2003-03-26 2004-10-26 Randall L. Alexoff Method and apparatus for producing variable wall thickness tubes and hollow shafts
AT501152B8 (en) * 2003-12-30 2007-02-15 Gfm Beteiligungs & Man Gmbh METHOD AND DEVICE FOR PRODUCING A CYLINDRICAL HOLLOW BODY FROM A BOARD
DE102009052482A1 (en) * 2009-02-11 2010-08-19 Sms Meer Gmbh Method and device for producing tubular workpieces from a pre-punched hollow block
DE102010014583A1 (en) 2010-04-09 2011-10-13 Felss Gmbh Establishment of a rotary swaging machine with a workpiece holder and a mandrel bar holder
AT514894B1 (en) * 2013-09-25 2016-04-15 Gfm Gmbh Apparatus for forging a hollow body from a pre-punched hollow block
CN104475479B (en) * 2014-09-25 2016-08-24 北京科技大学 A kind of technique utilizing swaging techniques to prepare small-diameter thick-walled metal tube
TR201603523A2 (en) * 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 (en) * 1961-06-06 1962-06-25 Ges Fertigungstechnik & Maschb Forging machine for internal profiling of tubular workpieces, especially gun barrels

Also Published As

Publication number Publication date
JPS5146510B1 (en) 1976-12-09
FR2135189B1 (en) 1974-07-26
US3753365A (en) 1973-08-21
DE2218667B2 (en) 1974-12-19
DE2218667A1 (en) 1973-04-05
GB1349238A (en) 1974-04-03
DE2218667C3 (en) 1975-08-07
FR2135189A1 (en) 1972-12-15
AT305734B (en) 1973-03-12

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