CA1053413A - Device for multistage forming of screws - Google Patents

Device for multistage forming of screws

Info

Publication number
CA1053413A
CA1053413A CA241,005A CA241005A CA1053413A CA 1053413 A CA1053413 A CA 1053413A CA 241005 A CA241005 A CA 241005A CA 1053413 A CA1053413 A CA 1053413A
Authority
CA
Canada
Prior art keywords
punch
cavity
head
tool
slide
Prior art date
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
CA241,005A
Other languages
English (en)
French (fr)
Inventor
Zdenek Kaspar
Vaclav Krojzl
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.)
NARODNL PODNIK
SROUBARNA KYJOV
Original Assignee
NARODNL PODNIK
SROUBARNA KYJOV
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 NARODNL PODNIK, SROUBARNA KYJOV filed Critical NARODNL PODNIK
Application granted granted Critical
Publication of CA1053413A publication Critical patent/CA1053413A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • B21K1/00—Making machine elements
    • B21K1/44—Making machine elements bolts, studs, or the like
    • B21K1/46—Making machine elements bolts, studs, or the like with heads
    • B21K1/50—Trimming or shearing formed heads, e.g. working with dies
    • 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
    • B21K1/00—Making machine elements
    • B21K1/44—Making machine elements bolts, studs, or the like
    • B21K1/46—Making machine elements bolts, studs, or the like with heads

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Presses And Accessory Devices Thereof (AREA)
  • Mounting, Exchange, And Manufacturing Of Dies (AREA)
CA241,005A 1974-12-04 1975-12-03 Device for multistage forming of screws Expired CA1053413A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CS828874A CS175103B1 (en:Method) 1974-12-04 1974-12-04

Publications (1)

Publication Number Publication Date
CA1053413A true CA1053413A (en) 1979-05-01

Family

ID=5433248

Family Applications (1)

Application Number Title Priority Date Filing Date
CA241,005A Expired CA1053413A (en) 1974-12-04 1975-12-03 Device for multistage forming of screws

Country Status (6)

Country Link
CA (1) CA1053413A (en:Method)
CS (1) CS175103B1 (en:Method)
DE (1) DE2551574A1 (en:Method)
FR (1) FR2293271A1 (en:Method)
GB (1) GB1526227A (en:Method)
IT (1) IT1053167B (en:Method)

Also Published As

Publication number Publication date
FR2293271B1 (en:Method) 1979-07-13
IT1053167B (it) 1981-08-31
GB1526227A (en) 1978-09-27
CS175103B1 (en:Method) 1977-04-29
DE2551574A1 (de) 1976-06-10
FR2293271A1 (fr) 1976-07-02

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