ATE7275T1 - PROCEDURE FOR STRIPING DRAWING HOLLOWS FROM A MANDREL AND MANDrel FOR CARRYING OUT THIS PROCESS. - Google Patents

PROCEDURE FOR STRIPING DRAWING HOLLOWS FROM A MANDREL AND MANDrel FOR CARRYING OUT THIS PROCESS.

Info

Publication number
ATE7275T1
ATE7275T1 AT81200865T AT81200865T ATE7275T1 AT E7275 T1 ATE7275 T1 AT E7275T1 AT 81200865 T AT81200865 T AT 81200865T AT 81200865 T AT81200865 T AT 81200865T AT E7275 T1 ATE7275 T1 AT E7275T1
Authority
AT
Austria
Prior art keywords
mandrel
striping
hollows
procedure
carrying
Prior art date
Application number
AT81200865T
Other languages
German (de)
Inventor
Hendrik Gerrit Heijting
Original Assignee
Thomassen & Drijver-Verblifa N.V.
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 Thomassen & Drijver-Verblifa N.V. filed Critical Thomassen & Drijver-Verblifa N.V.
Application granted granted Critical
Publication of ATE7275T1 publication Critical patent/ATE7275T1/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D45/00—Ejecting or stripping-off devices arranged in machines or tools dealt with in this subclass
    • B21D45/06—Stripping-off devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Shaping Metal By Deep-Drawing, Or The Like (AREA)
  • Forging (AREA)
  • Containers Having Bodies Formed In One Piece (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Press Drives And Press Lines (AREA)
  • Metal Extraction Processes (AREA)
  • Reciprocating Pumps (AREA)

Abstract

This invention relates to a method of releasing a wall-ironed sleeve (6) having an enlarged wall thickness at the end remote from the sleeve bottom from a wall-ironing mandril is characterized in that a fluid is admitted at the transitional region between the normal wall thickness and the enlarged wall thickness.
AT81200865T 1980-07-30 1981-07-30 PROCEDURE FOR STRIPING DRAWING HOLLOWS FROM A MANDREL AND MANDrel FOR CARRYING OUT THIS PROCESS. ATE7275T1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL8004357A NL8004357A (en) 1980-07-30 1980-07-30 METHOD FOR UNLOADING A DUNK-DRAWN BUSHING AND A THIN-DRAWING THORN FOR CARRYING OUT THAT METHOD.
EP81200865A EP0045116B1 (en) 1980-07-30 1981-07-30 Method of releasing a wall-ironed sleeve from a wall-ironing mandril and wall-ironing mandril for carrying out the same

Publications (1)

Publication Number Publication Date
ATE7275T1 true ATE7275T1 (en) 1984-05-15

Family

ID=19835683

Family Applications (1)

Application Number Title Priority Date Filing Date
AT81200865T ATE7275T1 (en) 1980-07-30 1981-07-30 PROCEDURE FOR STRIPING DRAWING HOLLOWS FROM A MANDREL AND MANDrel FOR CARRYING OUT THIS PROCESS.

Country Status (7)

Country Link
EP (1) EP0045116B1 (en)
JP (1) JPS57115923A (en)
AT (1) ATE7275T1 (en)
AU (1) AU553560B2 (en)
DE (1) DE3163393D1 (en)
NL (1) NL8004357A (en)
ZA (1) ZA814567B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9507204D0 (en) * 1995-04-07 1995-05-31 Metal Box Plc Base forming of can bodies
JP6032750B2 (en) * 2013-10-18 2016-11-30 旭精機工業株式会社 Punch and press molding machine

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3402591A (en) * 1964-10-28 1968-09-24 Reynolds Metals Co Apparatus for making drawn and ironed cans or containers
US3406554A (en) * 1965-07-06 1968-10-22 Continental Can Co Apparatus for and method of forming containers
US3524338A (en) * 1968-02-05 1970-08-18 Continental Can Co Stripping punch
JPS5129323Y2 (en) * 1971-01-28 1976-07-23
US3771344A (en) * 1972-10-30 1973-11-13 Crown Cork & Seal Co Apparatus for stripping container bodies from metal working punches

Also Published As

Publication number Publication date
AU7347281A (en) 1982-02-04
NL8004357A (en) 1982-03-01
EP0045116A1 (en) 1982-02-03
JPH0116573B2 (en) 1989-03-24
DE3163393D1 (en) 1984-06-07
EP0045116B1 (en) 1984-05-02
JPS57115923A (en) 1982-07-19
AU553560B2 (en) 1986-07-24
ZA814567B (en) 1982-07-28

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee