FR2532328B1 - Appareil pour refroidir les bords de palpeurs de came pendant durcissement par la technique de refusion - Google Patents

Appareil pour refroidir les bords de palpeurs de came pendant durcissement par la technique de refusion

Info

Publication number
FR2532328B1
FR2532328B1 FR8313588A FR8313588A FR2532328B1 FR 2532328 B1 FR2532328 B1 FR 2532328B1 FR 8313588 A FR8313588 A FR 8313588A FR 8313588 A FR8313588 A FR 8313588A FR 2532328 B1 FR2532328 B1 FR 2532328B1
Authority
FR
France
Prior art keywords
refusion
edges
cooling
technique
during hardening
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
FR8313588A
Other languages
English (en)
French (fr)
Other versions
FR2532328A1 (fr
Inventor
Friedhelm Reinke
Edgar Stengel
Hans-Jurgen Leisner
Friedhelm Emde
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.)
SMS Elotherm GmbH
Original Assignee
AEG Elotherm GmbH
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 AEG Elotherm GmbH filed Critical AEG Elotherm GmbH
Publication of FR2532328A1 publication Critical patent/FR2532328A1/fr
Application granted granted Critical
Publication of FR2532328B1 publication Critical patent/FR2532328B1/fr
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/06—Surface hardening
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/30—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for crankshafts; for camshafts

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Heat Treatment Of Articles (AREA)
  • Heat Treatments In General, Especially Conveying And Cooling (AREA)
FR8313588A 1982-08-26 1983-08-23 Appareil pour refroidir les bords de palpeurs de came pendant durcissement par la technique de refusion Expired FR2532328B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19823231774 DE3231774C1 (de) 1982-08-26 1982-08-26 Vorrichtung zum Kuehlen der Kanten beim Umschmelzhaerten von Nockenfolgern

Publications (2)

Publication Number Publication Date
FR2532328A1 FR2532328A1 (fr) 1984-03-02
FR2532328B1 true FR2532328B1 (fr) 1986-03-21

Family

ID=6171760

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8313588A Expired FR2532328B1 (fr) 1982-08-26 1983-08-23 Appareil pour refroidir les bords de palpeurs de came pendant durcissement par la technique de refusion

Country Status (4)

Country Link
JP (1) JPS5959830A (enrdf_load_stackoverflow)
DE (1) DE3231774C1 (enrdf_load_stackoverflow)
FR (1) FR2532328B1 (enrdf_load_stackoverflow)
GB (1) GB2125832B (enrdf_load_stackoverflow)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5980723A (ja) * 1982-11-01 1984-05-10 Mitsubishi Motors Corp カム摺動面の白銑硬化装置
JPH0737660B2 (ja) * 1985-02-21 1995-04-26 トヨタ自動車株式会社 アルミ合金鋳物製内燃機関用シリンダヘッドの改良処理方法
JPS61246320A (ja) * 1985-03-01 1986-11-01 Toyota Motor Corp 再溶融チルカムシヤフトの製造方法
DE3916684A1 (de) * 1989-05-23 1990-11-29 Opel Adam Ag Verfahren zum umschmelzhaerten von oberflaechen
DE4205801C1 (enrdf_load_stackoverflow) * 1992-02-26 1993-07-15 Aeg-Elotherm Gmbh, 5630 Remscheid, De
DE4224264C1 (en) * 1992-07-23 1993-06-09 Aeg-Elotherm Gmbh, 5630 Remscheid, De Remelting of workpiece surface - by reducing carbon@ content in parts where remelting will not occur and directing an arc, electron, plasma or laser beam onto the surface

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR807429A (fr) * 1935-06-20 1937-01-12 Ig Farbenindustrie Ag Procédé de durcissement superficiel de pièces métalliques et appareillage propre à l'exécution de ce procédé
GB502152A (en) * 1936-09-10 1939-03-10 Werner Theodor Schaurte Process of and apparatus for effecting local hardening of mass-production articles
DE2232124A1 (de) * 1972-06-30 1974-01-10 Daimler Benz Ag Verfahren zum haerten von oberflaechen
DE2742597C3 (de) * 1977-09-22 1980-02-07 Audi Nsu Auto Union Ag, 7107 Neckarsulm Nockenwelle für Kolbenkraft- und -arbeitsmaschinen, vorzugsweise Hubkolben-Brennkraftmaschinen

Also Published As

Publication number Publication date
GB8321205D0 (en) 1983-09-07
GB2125832A (en) 1984-03-14
JPS5959830A (ja) 1984-04-05
GB2125832B (en) 1985-12-11
DE3231774C1 (de) 1983-04-07
JPS6342689B2 (enrdf_load_stackoverflow) 1988-08-25
FR2532328A1 (fr) 1984-03-02

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Legal Events

Date Code Title Description
ST Notification of lapse