WO2008139817A1 - 動力伝達部材の高周波熱処理方法及びその装置 - Google Patents

動力伝達部材の高周波熱処理方法及びその装置 Download PDF

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Publication number
WO2008139817A1
WO2008139817A1 PCT/JP2008/057321 JP2008057321W WO2008139817A1 WO 2008139817 A1 WO2008139817 A1 WO 2008139817A1 JP 2008057321 W JP2008057321 W JP 2008057321W WO 2008139817 A1 WO2008139817 A1 WO 2008139817A1
Authority
WO
WIPO (PCT)
Prior art keywords
heat treatment
high frequency
power transmission
transmission member
performing high
Prior art date
Application number
PCT/JP2008/057321
Other languages
English (en)
French (fr)
Inventor
Shintaro Suzuki
Takeaki Kokudai
Original Assignee
Ntn Corporation
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
Priority claimed from JP2007129764A external-priority patent/JP2008285702A/ja
Priority claimed from JP2007129761A external-priority patent/JP2008285701A/ja
Application filed by Ntn Corporation filed Critical Ntn Corporation
Publication of WO2008139817A1 publication Critical patent/WO2008139817A1/ja

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
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/40—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for rings; for bearing races
    • 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
    • C21D1/34—Methods of heating
    • C21D1/42—Induction heating
    • 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
    • C21D9/38—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for roll bodies
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/25—Process efficiency

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)
  • Control Of Heat Treatment Processes (AREA)
  • General Induction Heating (AREA)

Abstract

　本発明は、熱処理条件の大きな変動を、熱処理条件が所定の品質基準の上限値以上又は下限値以下となる前に知ることで、不良品の発生を抑えることを目的とした動力伝達部材の高周波熱処理装置を提供する。本発明の動力伝達部材の高周波熱処理装置は、動力伝達部材を高周波熱処理する際の熱処理条件を測定する測定手段１４，１５，１６と、前記熱処理条件の測定値が、品質の良否判定を行うための、第一上限値より小さく設定した第二上限値と、第一下限値より大きく設定した第二下限値の間にあるか否かを監視する監視手段１７を備える。
PCT/JP2008/057321 2007-05-15 2008-04-15 動力伝達部材の高周波熱処理方法及びその装置 WO2008139817A1 (ja)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2007129764A JP2008285702A (ja) 2007-05-15 2007-05-15 車輪用軸受装置の高周波熱処理方法及びその装置
JP2007-129761 2007-05-15
JP2007-129764 2007-05-15
JP2007129761A JP2008285701A (ja) 2007-05-15 2007-05-15 等速ジョイント外輪の高周波熱処理方法及びその装置

Publications (1)

Publication Number Publication Date
WO2008139817A1 true WO2008139817A1 (ja) 2008-11-20

Family

ID=40002037

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2008/057321 WO2008139817A1 (ja) 2007-05-15 2008-04-15 動力伝達部材の高周波熱処理方法及びその装置

Country Status (1)

Country Link
WO (1) WO2008139817A1 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012057184A (ja) * 2010-09-03 2012-03-22 Aichi Machine Industry Co Ltd 焼入れ状態判定装置および焼入れ状態判定方法

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000239735A (ja) * 1999-02-17 2000-09-05 Fuji Electronics Industry Co Ltd 焼入深さ管理方法
JP2005325408A (ja) * 2004-05-14 2005-11-24 Ntn Corp 高周波熱処理方法および装置
JP2006144126A (ja) * 2004-11-12 2006-06-08 Ntn Corp 高周波焼入れ工程監視回路
JP2006142916A (ja) * 2004-11-17 2006-06-08 Nsk Ltd 車輪支持用転がり軸受ユニット
JP2006291248A (ja) * 2005-04-06 2006-10-26 Ntn Corp 高周波熱処理方法、高周波熱処理設備、薄肉部材およびスラスト軸受

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000239735A (ja) * 1999-02-17 2000-09-05 Fuji Electronics Industry Co Ltd 焼入深さ管理方法
JP2005325408A (ja) * 2004-05-14 2005-11-24 Ntn Corp 高周波熱処理方法および装置
JP2006144126A (ja) * 2004-11-12 2006-06-08 Ntn Corp 高周波焼入れ工程監視回路
JP2006142916A (ja) * 2004-11-17 2006-06-08 Nsk Ltd 車輪支持用転がり軸受ユニット
JP2006291248A (ja) * 2005-04-06 2006-10-26 Ntn Corp 高周波熱処理方法、高周波熱処理設備、薄肉部材およびスラスト軸受

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012057184A (ja) * 2010-09-03 2012-03-22 Aichi Machine Industry Co Ltd 焼入れ状態判定装置および焼入れ状態判定方法

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