WO2005085604A8 - 組立式カムシャフト用外装部品の製造方法 - Google Patents

組立式カムシャフト用外装部品の製造方法

Info

Publication number
WO2005085604A8
WO2005085604A8 PCT/JP2005/002299 JP2005002299W WO2005085604A8 WO 2005085604 A8 WO2005085604 A8 WO 2005085604A8 JP 2005002299 W JP2005002299 W JP 2005002299W WO 2005085604 A8 WO2005085604 A8 WO 2005085604A8
Authority
WO
WIPO (PCT)
Prior art keywords
constitution body
cam piece
cam
notches
assembly type
Prior art date
Application number
PCT/JP2005/002299
Other languages
English (en)
French (fr)
Other versions
WO2005085604A1 (ja
Inventor
Kazuaki Okuno
Hirohisa Harada
Original Assignee
Honda Motor Co Ltd
Kazuaki Okuno
Hirohisa Harada
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 Honda Motor Co Ltd, Kazuaki Okuno, Hirohisa Harada filed Critical Honda Motor Co Ltd
Priority to US10/591,323 priority Critical patent/US20070175028A1/en
Publication of WO2005085604A1 publication Critical patent/WO2005085604A1/ja
Publication of WO2005085604A8 publication Critical patent/WO2005085604A8/ja

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H53/00—Cams ; Non-rotary cams; or cam-followers, e.g. rollers for gearing mechanisms
    • F16H53/02—Single-track cams for single-revolution cycles; Camshafts with such cams
    • F16H53/025—Single-track cams for single-revolution cycles; Camshafts with such cams characterised by their construction, e.g. assembling or manufacturing features
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D15/00—Casting using a mould or core of which a part significant to the process is of high thermal conductivity, e.g. chill casting; Moulds or accessories specially adapted therefor
    • B22D15/02—Casting using a mould or core of which a part significant to the process is of high thermal conductivity, e.g. chill casting; Moulds or accessories specially adapted therefor of cylinders, pistons, bearing shells or like thin-walled objects
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D19/00—Casting in, on, or around objects which form part of the product
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
    • F01L1/02—Valve drive
    • F01L1/04—Valve drive by means of cams, camshafts, cam discs, eccentrics or the like
    • F01L1/047—Camshafts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P2700/00—Indexing scheme relating to the articles being treated, e.g. manufactured, repaired, assembled, connected or other operations covered in the subgroups
    • B23P2700/02—Camshafts
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
    • F01L1/02—Valve drive
    • F01L1/04—Valve drive by means of cams, camshafts, cam discs, eccentrics or the like
    • F01L1/047—Camshafts
    • F01L2001/0475—Hollow camshafts
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L2301/00—Using particular materials
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L2303/00—Manufacturing of components used in valve arrangements
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49229—Prime mover or fluid pump making
    • Y10T29/49293—Camshaft making
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/4998—Combined manufacture including applying or shaping of fluent material
    • Y10T29/49982—Coating
    • Y10T29/49984—Coating and casting

Abstract

　カムピース連成体（６）は、溶湯の注入直後からチラー（４）によって急速に熱が奪われ、チル化（白銑化）する。その結果、カムピース連成体（６）は、その硬度が非常に高くなる一方、引張強度や剪断強度は低下する。鋳造されたカムピース連成体（６）には、カムピース素形と、ノッチとが交互に形成されている。カムピース連成体（６）を保持装置に保持させた状態で、破断工具によりノッチに打撃を与える。すると、引張強度が低いカムピース連成体（６）は脆弱部であるノッチで破断し、個々のカムピースが得られる。
PCT/JP2005/002299 2004-03-03 2005-02-16 組立式カムシャフト用外装部品の製造方法 WO2005085604A1 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US10/591,323 US20070175028A1 (en) 2004-03-03 2005-02-16 Method for producing exterior component of assembled camshaft

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2004059157A JP2005248793A (ja) 2004-03-03 2004-03-03 組立式カムシャフト用外装部品の製造方法
JP2004-059157 2004-03-03

Publications (2)

Publication Number Publication Date
WO2005085604A1 WO2005085604A1 (ja) 2005-09-15
WO2005085604A8 true WO2005085604A8 (ja) 2006-02-16

Family

ID=34917961

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2005/002299 WO2005085604A1 (ja) 2004-03-03 2005-02-16 組立式カムシャフト用外装部品の製造方法

Country Status (3)

Country Link
US (1) US20070175028A1 (ja)
JP (1) JP2005248793A (ja)
WO (1) WO2005085604A1 (ja)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010209796A (ja) * 2009-03-10 2010-09-24 Toyota Motor Corp カムシャフト支持構造
JP2012237200A (ja) * 2011-05-10 2012-12-06 Mitsubishi Motors Corp 組立カムシャフト
DE102016221449A1 (de) * 2016-11-02 2018-05-03 Volkswagen Aktiengesellschaft Verfahren zur Nachbearbeitung einer gebauten Funktionswelle
WO2023249954A2 (en) * 2022-06-20 2023-12-28 Cummins Inc. Systems and methods for improving iron-based camshaft fatigue life

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4891305U (ja) * 1972-02-09 1973-11-02
JP2571820B2 (ja) * 1988-06-06 1997-01-16 日産自動車株式会社 再溶融チルカムシャフトの製造方法
GB9009004D0 (en) * 1990-04-21 1990-06-20 Lydmet Ltd Camshafts
US5201117A (en) * 1991-11-04 1993-04-13 General Motors Corporation Method and apparatus for sizing and cutting tubing

Also Published As

Publication number Publication date
WO2005085604A1 (ja) 2005-09-15
US20070175028A1 (en) 2007-08-02
JP2005248793A (ja) 2005-09-15

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