IT1105274B - Procedimento e dispositivo per la formatura a caldo di teste di valvole e simili oggetti - Google Patents

Procedimento e dispositivo per la formatura a caldo di teste di valvole e simili oggetti

Info

Publication number
IT1105274B
IT1105274B IT49777/78A IT4977778A IT1105274B IT 1105274 B IT1105274 B IT 1105274B IT 49777/78 A IT49777/78 A IT 49777/78A IT 4977778 A IT4977778 A IT 4977778A IT 1105274 B IT1105274 B IT 1105274B
Authority
IT
Italy
Prior art keywords
hot forming
similar objects
valve heads
heads
valve
Prior art date
Application number
IT49777/78A
Other languages
English (en)
Italian (it)
Other versions
IT7849777A0 (it
Original Assignee
Dehove Roger Michel
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 Dehove Roger Michel filed Critical Dehove Roger Michel
Publication of IT7849777A0 publication Critical patent/IT7849777A0/it
Application granted granted Critical
Publication of IT1105274B publication Critical patent/IT1105274B/it

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
    • B21K1/20—Making machine elements valve parts
    • B21K1/22—Making machine elements valve parts poppet valves, e.g. for internal-combustion engines
    • 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
    • B21J9/06—Swaging presses; Upsetting presses
    • B21J9/08—Swaging presses; Upsetting presses equipped with devices for heating the work-piece
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B6/00—Heating by electric, magnetic or electromagnetic fields
    • H05B6/02—Induction heating
    • H05B6/10—Induction heating apparatus, other than furnaces, for specific applications
    • H05B6/101—Induction heating apparatus, other than furnaces, for specific applications for local heating of metal pieces

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • General Induction Heating (AREA)
  • Automatic Assembly (AREA)
  • Lining Or Joining Of Plastics Or The Like (AREA)
  • Forging (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
IT49777/78A 1977-06-10 1978-06-08 Procedimento e dispositivo per la formatura a caldo di teste di valvole e simili oggetti IT1105274B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH714577 1977-06-10

Publications (2)

Publication Number Publication Date
IT7849777A0 IT7849777A0 (it) 1978-06-08
IT1105274B true IT1105274B (it) 1985-10-28

Family

ID=4320649

Family Applications (1)

Application Number Title Priority Date Filing Date
IT49777/78A IT1105274B (it) 1977-06-10 1978-06-08 Procedimento e dispositivo per la formatura a caldo di teste di valvole e simili oggetti

Country Status (11)

Country Link
JP (1) JPS5416355A (de)
BE (1) BE867541A (de)
BR (1) BR7803728A (de)
DD (1) DD136461A5 (de)
DE (1) DE2824122A1 (de)
ES (1) ES470657A1 (de)
FR (1) FR2393630A1 (de)
IT (1) IT1105274B (de)
LU (1) LU79775A1 (de)
NL (1) NL7805983A (de)
SE (1) SE7806518L (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5617143A (en) * 1979-07-19 1981-02-18 Mitsubishi Heavy Ind Ltd Electric upsetter
DE3704948A1 (de) * 1987-02-17 1988-08-25 Sempell Armaturen Gmbh Verfahren und vorrichtung zur herstellung eines tellerventilkopfes
EP0279014A1 (de) * 1987-02-17 1988-08-24 Sempell Armaturen GmbH Verfahren zur Herstellung von stangenförmigen Körpern mit mindestens einer einseitigen Endverdickung
DE3704949A1 (de) * 1987-02-17 1988-08-25 Sempell Armaturen Gmbh Verfahren zur herstellung von schaeften mit einer endverdickung sowie einrichtung zur durchfuehrung des verfahrens
GB2503936B (en) * 2012-07-13 2020-03-04 Gkn Wheels Ltd Manufacture of wheels
CN112355211A (zh) * 2020-09-30 2021-02-12 江苏永茂普隆汽车配件制造有限公司 一种自由锻件的制造方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR644554A (de) * 1928-10-10
US1870987A (en) * 1929-10-16 1932-08-09 Jadson Motor Products Company Apparatus for upsetting articles of manufacture
US2037604A (en) * 1933-06-30 1936-04-14 Thompson Prod Inc Electrical metal gathering machine
US2974213A (en) * 1956-10-15 1961-03-07 Thompson Ramo Wooldridge Inc Gathering apparatus and method
US3198928A (en) * 1961-08-28 1965-08-03 Ford Motor Co Method for upsetting elongated articles
US3198926A (en) * 1961-09-07 1965-08-03 Ford Motor Co Method for upsetting elongated articles
US3399290A (en) * 1965-07-23 1968-08-27 Gen Motors Corp Iridium heading process
AT262029B (de) * 1966-02-09 1968-05-27 Ges Fertigungstechnik & Maschb Vorrichtung zum Erzeugen örtlicher, umlaufender Verstärkungen an zylindrischen Hohlkörpern
AT264987B (de) * 1967-01-26 1968-09-25 Ges Fertigungstechnik & Maschb Verfahren und Vorrichtung zum Herstellen umlaufender Mantelverstärkungen an zylindrischen Hohlkörpern
GB1371972A (en) * 1971-12-07 1974-10-30 Hasenclever Gmbh Maschf Machine for upsetting the ends of bars and similar rod-shaped metallic workpieces
BE782585A (fr) * 1972-04-24 1972-10-24 Elphiac Sa Procede de refoulement, machine pour executer ce procede et articles fabriques suivant ce procede.

Also Published As

Publication number Publication date
ES470657A1 (es) 1979-02-16
DD136461A5 (de) 1979-07-11
DE2824122A1 (de) 1978-12-21
FR2393630A1 (fr) 1979-01-05
BE867541A (fr) 1978-11-27
BR7803728A (pt) 1979-01-09
JPS5416355A (en) 1979-02-06
NL7805983A (nl) 1978-12-12
LU79775A1 (fr) 1980-01-22
SE7806518L (sv) 1978-12-11
IT7849777A0 (it) 1978-06-08

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