DE3034255C2 - Maschine zum Kaltverformen von Schraubenrohlingen - Google Patents

Maschine zum Kaltverformen von Schraubenrohlingen

Info

Publication number
DE3034255C2
DE3034255C2 DE3034255A DE3034255A DE3034255C2 DE 3034255 C2 DE3034255 C2 DE 3034255C2 DE 3034255 A DE3034255 A DE 3034255A DE 3034255 A DE3034255 A DE 3034255A DE 3034255 C2 DE3034255 C2 DE 3034255C2
Authority
DE
Germany
Prior art keywords
screw
blank
lever
shaft
machine according
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 - Lifetime
Application number
DE3034255A
Other languages
German (de)
English (en)
Other versions
DE3034255A1 (de
Inventor
Edwin John Skierski
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.)
Emhart Industries Inc
Original Assignee
Emhart Industries Inc
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 Emhart Industries Inc filed Critical Emhart Industries Inc
Publication of DE3034255A1 publication Critical patent/DE3034255A1/de
Application granted granted Critical
Publication of DE3034255C2 publication Critical patent/DE3034255C2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23G—THREAD CUTTING; WORKING OF SCREWS, BOLT HEADS, OR NUTS, IN CONJUNCTION THEREWITH
    • B23G9/00—Working screws, bolt heads, or nuts in conjunction with thread cutting, e.g. slotting screw heads or shanks, removing burrs from screw heads or shanks; Finishing, e.g. polishing, any screw-thread
    • B23G9/005—Working nuts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21G—MAKING NEEDLES, PINS OR NAILS OF METAL
    • B21G3/00—Making pins, nails, or the like
    • B21G3/16—Pointing; with or without cutting
    • 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
    • B21K1/56—Making machine elements screw-threaded elements

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Forging (AREA)
  • Making Paper Articles (AREA)
DE3034255A 1979-09-14 1980-09-11 Maschine zum Kaltverformen von Schraubenrohlingen Expired - Lifetime DE3034255C2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US7574479A 1979-09-14 1979-09-14

Publications (2)

Publication Number Publication Date
DE3034255A1 DE3034255A1 (de) 1981-04-02
DE3034255C2 true DE3034255C2 (de) 1994-03-31

Family

ID=22127728

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3034255A Expired - Lifetime DE3034255C2 (de) 1979-09-14 1980-09-11 Maschine zum Kaltverformen von Schraubenrohlingen

Country Status (8)

Country Link
JP (1) JPS5647236A (https=)
AU (1) AU538183B2 (https=)
CA (1) CA1146307A (https=)
CH (1) CH648224A5 (https=)
DE (1) DE3034255C2 (https=)
FR (1) FR2464765A1 (https=)
GB (1) GB2057938B (https=)
IT (1) IT1132828B (https=)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5848598B2 (ja) * 1976-03-19 1983-10-29 千代田化工建設株式会社 炭化水素類の水素化処理方法
JPS62151039U (https=) * 1986-03-12 1987-09-25
EP0414973A1 (en) * 1989-09-01 1991-03-06 Gem Machinery Ind Co. Ltd. A die set for forging knife-edge of tapping screw
DE69222115T2 (de) * 1991-10-31 1998-02-12 Tokiwa Denki Kakamigahara Kk Nicht-brennbares Papierblatt, nicht-brennbares laminiertes Papierblatt, nicht-brennbares Material mit Wabenstruktur, nicht-brennbarer Karton und nicht-brennbares geformtes Produkt und Verfahren zu deren Herstellung
CN1062201C (zh) * 1997-05-09 2001-02-21 福光企业股份有限公司 锻造部件成型机模具装置及其配用方法
CN112139420A (zh) * 2020-09-06 2020-12-29 冯建娟 卧式螺栓冷镦成型机

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3786527A (en) * 1971-08-05 1974-01-22 Hartford Special Machinery Co Pointer for multiple size work blanks
JPS53137859A (en) * 1977-05-09 1978-12-01 Kameo Doi Pinch pointing device
US4149287A (en) * 1977-11-29 1979-04-17 Usm Corporation Method and apparatus for pinch pointing screw blanks

Also Published As

Publication number Publication date
CA1146307A (en) 1983-05-17
IT1132828B (it) 1986-07-09
FR2464765B1 (https=) 1985-03-29
CH648224A5 (de) 1985-03-15
AU6241680A (en) 1981-03-19
GB2057938B (en) 1983-03-09
JPS5647236A (en) 1981-04-28
FR2464765A1 (fr) 1981-03-20
AU538183B2 (en) 1984-08-02
GB2057938A (en) 1981-04-08
IT8024629A0 (it) 1980-09-12
DE3034255A1 (de) 1981-04-02

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
8127 New person/name/address of the applicant

Owner name: EMHART INDUSTRIES, INC., FARMINGTON, CONN., US

8128 New person/name/address of the agent

Representative=s name: BARDEHLE, H., DIPL.-ING. DOST, W., DIPL.-CHEM. DR.

D2 Grant after examination
8364 No opposition during term of opposition