IT1051838B - Dispositivo per forare un blocco mediante punzone nel porta blocco di una pressa per estrudere metalli - Google Patents

Dispositivo per forare un blocco mediante punzone nel porta blocco di una pressa per estrudere metalli

Info

Publication number
IT1051838B
IT1051838B IT29993/75A IT2999375A IT1051838B IT 1051838 B IT1051838 B IT 1051838B IT 29993/75 A IT29993/75 A IT 29993/75A IT 2999375 A IT2999375 A IT 2999375A IT 1051838 B IT1051838 B IT 1051838B
Authority
IT
Italy
Prior art keywords
block
extrude
punch
drilling
metals
Prior art date
Application number
IT29993/75A
Other languages
English (en)
Italian (it)
Original Assignee
Schloemann Siemag 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 Schloemann Siemag Ag filed Critical Schloemann Siemag Ag
Application granted granted Critical
Publication of IT1051838B publication Critical patent/IT1051838B/it

Links

Classifications

    • 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
    • B21C23/00—Extruding metal; Impact extrusion
    • B21C23/02—Making uncoated products
    • B21C23/04—Making uncoated products by direct extrusion
    • B21C23/08—Making wire, bars, tubes
    • B21C23/085—Making tubes
    • 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
    • B21C23/00—Extruding metal; Impact extrusion
    • B21C23/01—Extruding metal; Impact extrusion starting from material of particular form or shape, e.g. mechanically pre-treated
    • 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
    • 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
    • B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
    • B21J9/00—Forging presses
    • B21J9/02—Special design or construction
    • B21J9/04—Piercing presses

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Extrusion Of Metal (AREA)
  • Forging (AREA)
IT29993/75A 1974-12-06 1975-12-05 Dispositivo per forare un blocco mediante punzone nel porta blocco di una pressa per estrudere metalli IT1051838B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19742457780 DE2457780A1 (de) 1974-12-06 1974-12-06 Anordnung zum lochen eines blockes mittels lochdorn im aufnehmer einer metallstrangpresse

Publications (1)

Publication Number Publication Date
IT1051838B true IT1051838B (it) 1981-05-20

Family

ID=5932741

Family Applications (1)

Application Number Title Priority Date Filing Date
IT29993/75A IT1051838B (it) 1974-12-06 1975-12-05 Dispositivo per forare un blocco mediante punzone nel porta blocco di una pressa per estrudere metalli

Country Status (6)

Country Link
JP (1) JPS5325829B2 (fr)
DE (1) DE2457780A1 (fr)
FR (1) FR2293261A1 (fr)
GB (1) GB1485328A (fr)
IT (1) IT1051838B (fr)
SE (1) SE7512366L (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4165627A (en) * 1977-08-08 1979-08-28 Wean United, Inc. Method and apparatus for closing the end of an extruded tube submerged in water
FR2529484B1 (fr) * 1982-07-01 1986-03-21 Secim Perfectionnement aux procede et dispositifs de filage de tubes par extrusion
JP5093170B2 (ja) * 2009-03-25 2012-12-05 住友金属工業株式会社 エルハルト穿孔法、およびエルハルト穿孔用芯金
CN108927416B (zh) * 2018-07-09 2019-07-23 中国兵器工业第五九研究所 一种开放内型正反挤压复合成形方法

Also Published As

Publication number Publication date
DE2457780A1 (de) 1976-06-16
JPS5183057A (fr) 1976-07-21
AU8726875A (en) 1977-06-09
GB1485328A (en) 1977-09-08
JPS5325829B2 (fr) 1978-07-28
SE7512366L (sv) 1976-06-08
FR2293261A1 (fr) 1976-07-02
FR2293261B3 (fr) 1979-09-21

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