Induction coil and equipment used for eliminating residual stress of engine valve, and method

The invention discloses an induction coil and equipment used for eliminating the residual stress of an engine valve. The induction coil is of a V shape, a U shape or a wave type. The invention also discloses equipment used for eliminating the residual stress of the engine valve. The equipment compri...

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Bibliographische Detailangaben
Hauptverfasser:	HUANG ZHIGANG, ZHAO WEIMING, LI DONGPING, GUO CHAO, CHEN YONGXING, WANG FEIHUA, HUANG LIXUN, DENG JISHAO, LI ZHIYAN, LU QITANG, DENG JIANXIONG, MO DONGQIANG, LIAN SHAOLING
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	CHEMISTRY CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION ORPROCESSING OF GOODS GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUSMETALS OR ALLOYS GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS MAKING METAL MALLEABLE BY DECARBURISATION, TEMPERING OR OTHERTREATMENTS METALLURGY METALLURGY OF IRON MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINSTCLIMATE CHANGE
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Beschreibung
Zusammenfassung:	The invention discloses an induction coil and equipment used for eliminating the residual stress of an engine valve. The induction coil is of a V shape, a U shape or a wave type. The invention also discloses equipment used for eliminating the residual stress of the engine valve. The equipment comprises a rack, a workbench, a heating device and a fixture, wherein the workbench comprises a fixed workbench and a movable workbench; the fixed workbench is fixedly installed on the rack; the movable workbench is installed on the rack through a feeding device. The equipment is characterized in that the heating device is installed on the fixed workbench and comprises an induction heating power supply and the induction coil, wherein the induction coil is installed on the output side of the inductionheating power supply and is positioned in front of a fixture fixing tool; the fixture is used for clamping the engine valve and is arranged on a position near the induction coil on the movable workbench. The induction coil a