BR7803728A - Processo e dispositivo de enformacao a quente de uma cabeca de valvula - Google Patents
Processo e dispositivo de enformacao a quente de uma cabeca de valvulaInfo
- Publication number
- BR7803728A BR7803728A BR7803728A BR7803728A BR7803728A BR 7803728 A BR7803728 A BR 7803728A BR 7803728 A BR7803728 A BR 7803728A BR 7803728 A BR7803728 A BR 7803728A BR 7803728 A BR7803728 A BR 7803728A
- Authority
- BR
- Brazil
- Prior art keywords
- forming process
- valve head
- hot forming
- hot
- valve
- Prior art date
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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH714577 | 1977-06-10 |
Publications (1)
Publication Number | Publication Date |
---|---|
BR7803728A true BR7803728A (pt) | 1979-01-09 |
Family
ID=4320649
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR7803728A BR7803728A (pt) | 1977-06-10 | 1978-06-09 | Processo e dispositivo de enformacao a quente de uma cabeca de valvula |
Country Status (11)
Country | Link |
---|---|
JP (1) | JPS5416355A (pt) |
BE (1) | BE867541A (pt) |
BR (1) | BR7803728A (pt) |
DD (1) | DD136461A5 (pt) |
DE (1) | DE2824122A1 (pt) |
ES (1) | ES470657A1 (pt) |
FR (1) | FR2393630A1 (pt) |
IT (1) | IT1105274B (pt) |
LU (1) | LU79775A1 (pt) |
NL (1) | NL7805983A (pt) |
SE (1) | SE7806518L (pt) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5617143A (en) * | 1979-07-19 | 1981-02-18 | Mitsubishi Heavy Ind Ltd | Electric upsetter |
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 |
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 |
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)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR644554A (pt) * | 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. |
-
1978
- 1978-05-26 BE BE188086A patent/BE867541A/xx unknown
- 1978-06-01 NL NL7805983A patent/NL7805983A/xx not_active Application Discontinuation
- 1978-06-01 DE DE19782824122 patent/DE2824122A1/de not_active Withdrawn
- 1978-06-02 SE SE7806518A patent/SE7806518L/xx unknown
- 1978-06-06 JP JP6733078A patent/JPS5416355A/ja active Pending
- 1978-06-06 FR FR787816867A patent/FR2393630A1/fr not_active Withdrawn
- 1978-06-06 LU LU79775A patent/LU79775A1/fr unknown
- 1978-06-08 IT IT49777/78A patent/IT1105274B/it active
- 1978-06-09 ES ES470657A patent/ES470657A1/es not_active Expired
- 1978-06-09 BR BR7803728A patent/BR7803728A/pt unknown
- 1978-06-09 DD DD78205918A patent/DD136461A5/xx unknown
Also Published As
Publication number | Publication date |
---|---|
SE7806518L (sv) | 1978-12-11 |
ES470657A1 (es) | 1979-02-16 |
DE2824122A1 (de) | 1978-12-21 |
FR2393630A1 (fr) | 1979-01-05 |
IT1105274B (it) | 1985-10-28 |
BE867541A (fr) | 1978-11-27 |
JPS5416355A (en) | 1979-02-06 |
DD136461A5 (de) | 1979-07-11 |
NL7805983A (nl) | 1978-12-12 |
IT7849777A0 (it) | 1978-06-08 |
LU79775A1 (fr) | 1980-01-22 |
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