Locking method and structure for timing of crankshaft

The invention discloses a locking method and structure for timing of a crankshaft. The method comprises the following steps that a first positioning hole is machined in advance in a torsion shock absorber according to a key groove located in the torsion shock absorber and matched with a crankshaft,...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	ZHANG CHENG, XIAO XIAOYONG, SHU XIANGJUN, XUE LIXIN, CHEN YU, HONG LEI, NIE SHUYI, DUAN ZHAO
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES BLASTING COMBUSTION ENGINES COMBUSTION ENGINES IN GENERAL CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES ENGINE PLANTS IN GENERAL HEATING HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS INTERNAL-COMBUSTION PISTON ENGINES LIGHTING MACHINES OR ENGINES IN GENERAL MECHANICAL ENGINEERING STEAM ENGINES WEAPONS
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Beschreibung
Zusammenfassung:	The invention discloses a locking method and structure for timing of a crankshaft. The method comprises the following steps that a first positioning hole is machined in advance in a torsion shock absorber according to a key groove located in the torsion shock absorber and matched with a crankshaft, and a second positioning hole matched with the first positioning hole is machined in an engine frontcover according to the first positioning hole and the key groove; or a second positioning hole is machined in advance in the engine front cover, and the first positioning hole is machined in the torsion shock absorber according to the key groove of the torsion vibration damper and the second positioning hole; the matching direction of the key groove and the crankshaft corresponds to the top deadcenter or the lower dead center of the crankshaft, and when the matching direction of the key groove and the crankshaft is located on the top dead center or the lower dead center of the crankshaft, the position of the first po