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IL126170A0 - Variable-thickness extrusion method and extrusion unit in accordance with said method - Google Patents

Variable-thickness extrusion method and extrusion unit in accordance with said method

Info

Publication number
IL126170A0
IL126170A0 IL12617097A IL12617097A IL126170A0 IL 126170 A0 IL126170 A0 IL 126170A0 IL 12617097 A IL12617097 A IL 12617097A IL 12617097 A IL12617097 A IL 12617097A IL 126170 A0 IL126170 A0 IL 126170A0
Authority
IL
Israel
Prior art keywords
extrusion
variable
accordance
thickness
unit
Prior art date
Application number
IL12617097A
Other versions
IL126170A (en
Original Assignee
Fiocchi Munizioni 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 Fiocchi Munizioni Spa filed Critical Fiocchi Munizioni Spa
Publication of IL126170A0 publication Critical patent/IL126170A0/en
Publication of IL126170A publication Critical patent/IL126170A/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C23/00—Extruding metal; Impact extrusion
    • B21C23/02—Making uncoated products
    • B21C23/03—Making uncoated products by both direct and backward extrusion
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C23/00—Extruding metal; Impact extrusion
    • B21C23/02—Making uncoated products
    • B21C23/18—Making uncoated products by impact extrusion
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C23/00—Extruding metal; Impact extrusion
    • B21C23/02—Making uncoated products
    • B21C23/20—Making uncoated products by backward extrusion
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C25/00—Profiling tools for metal extruding
    • B21C25/04—Mandrels
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
    • B21K21/00—Making hollow articles not covered by a single preceding sub-group
    • B21K21/08—Shaping hollow articles with different cross-section in longitudinal direction, e.g. nozzles, spark-plugs

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Forging (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Extrusion Of Metal (AREA)
IL12617097A 1996-03-29 1997-03-26 Variable-thickness extrusion method and extrusion unit in accordance with said method IL126170A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT96MI000624A IT1283320B1 (en) 1996-03-29 1996-03-29 VARIABLE THICKNESS EXTRUSION METHOD AND EXTRUSION GROUP ACCORDING TO THIS METHOD
PCT/EP1997/001610 WO1997036701A1 (en) 1996-03-29 1997-03-26 Variable-thickness extrusion method and extrusion unit in accordance with said method

Publications (2)

Publication Number Publication Date
IL126170A0 true IL126170A0 (en) 1999-05-09
IL126170A IL126170A (en) 2001-09-13

Family

ID=11373823

Family Applications (1)

Application Number Title Priority Date Filing Date
IL12617097A IL126170A (en) 1996-03-29 1997-03-26 Variable-thickness extrusion method and extrusion unit in accordance with said method

Country Status (8)

Country Link
EP (1) EP0889763B1 (en)
AU (1) AU2293197A (en)
DE (1) DE69711030T2 (en)
HU (1) HU222308B1 (en)
IL (1) IL126170A (en)
IT (1) IT1283320B1 (en)
TR (1) TR199801945T2 (en)
WO (1) WO1997036701A1 (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2899499B1 (en) * 2006-04-11 2009-02-27 Manoir Ind Soc Par Actions Sim PRECISION EXTRUSION METHOD FOR HOLLOW METAL PIECES AND ASSOCIATED DEVICE
DE102008027423A1 (en) * 2008-06-10 2009-12-17 Neumayer Tekfor Holding Gmbh Pressing part and method for its production
CN103464498A (en) * 2012-06-06 2013-12-25 镇江建华轴承有限公司 Precise processing method for specially-shaped cavity of bearing outer ring
EP3345694B1 (en) * 2017-01-05 2024-05-22 FELSS Systems GmbH Method and device for locally thickening a hollow body
WO2018203110A1 (en) * 2017-05-04 2018-11-08 I.N.C.A. S.P.A. A Socio Unico Method for forming objects made of metal by backward extrusion and die for carrying out the method
CN108043899B (en) * 2017-12-20 2019-01-11 万金芬 A kind of manufacture system of part boss steel plate strip
DE102019002187B4 (en) * 2019-03-27 2020-10-15 Universität Stuttgart Method and device for producing a component with a thread
CN111112364B (en) * 2019-12-25 2022-07-19 北京机电研究所有限公司 Stepped deep hole extrusion process suitable for elastomer deep hole extrusion piece
CN111389944B (en) * 2020-03-26 2021-01-29 燕山大学 Extrusion rotary forming method for thick-wall cylinder
CN112517658B (en) * 2020-10-16 2022-04-08 中北大学 Bidirectional differential extrusion forming die for external longitudinal rib cylindrical part
CN112517816B (en) * 2020-10-16 2022-04-08 中北大学 Bidirectional intermittent differential upsetting composite extrusion forming method for outer longitudinal rib cylindrical part
CN112517657B (en) * 2020-10-16 2022-04-08 中北大学 Two-way differential extrusion forming method of outer longitudinal rib cylindrical parts
US12313386B2 (en) 2023-10-30 2025-05-27 Mannis Operations LLC Modifying a projectile casing
US12498206B1 (en) 2025-08-04 2025-12-16 Mannis Operations LLC Primer placement with shuttle

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE327315C (en) * 1920-01-23 1920-10-09 Oberschlesische Eisenbahn Beda Method and die for the production of hollow bodies provided with external attachments
CH90356A (en) * 1920-08-10 1921-09-01 Usines Thecla S A Device for hot forging metals.
US1702278A (en) * 1928-05-18 1929-02-19 Simons Abraham Method of making seamless containers
FR1112344A (en) * 1953-11-12 1956-03-13 Kabel U Metallwerke Neumeyer A Method and device for press-stamping, in particular cold, flanged-shaped parts made of metal, preferably steel
DE2144006C3 (en) * 1971-09-02 1974-03-07 Kabel- Und Metallwerke Gutehoffnungshuette Ag, 3000 Hannover Process for the manufacture of bevel gears
CH633980A5 (en) * 1980-03-05 1983-01-14 Tusa Sa Impact extrusion device
JPS58110118A (en) * 1981-12-25 1983-06-30 Nissan Motor Co Ltd Production of cylindrical body
JPS59199142A (en) * 1983-04-27 1984-11-12 Tokai Rika Co Ltd Cold forging method of hollow cylindrical body
JPS62107838A (en) * 1985-11-05 1987-05-19 Toyota Motor Corp Method for forming bottomed cup with tapered bore

Also Published As

Publication number Publication date
EP0889763B1 (en) 2002-03-13
WO1997036701A1 (en) 1997-10-09
IT1283320B1 (en) 1998-04-16
EP0889763A1 (en) 1999-01-13
HUP9903345A2 (en) 2000-02-28
HUP9903345A3 (en) 2000-04-28
DE69711030D1 (en) 2002-04-18
ITMI960624A1 (en) 1997-09-29
ITMI960624A0 (en) 1996-03-29
AU2293197A (en) 1997-10-22
TR199801945T2 (en) 1999-02-22
IL126170A (en) 2001-09-13
HU222308B1 (en) 2003-06-28
DE69711030T2 (en) 2002-09-19

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Legal Events

Date Code Title Description
KB Patent renewed
MM9K Patent not in force due to non-payment of renewal fees