Steering main pin with spiral oil groove

The utility model relates to a steering master pin with a spiral oil groove, which comprises a master pin and a master pin bushing, two end surfaces of the master pin are respectively provided with an oil filling hole, two end side surfaces of the master pin are respectively provided with a side oil...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	ZHANG WUGUAN, SUN CHAO, HUANG ZAILU, LIU FANGYUAN, LU QINGDIAO, FAN WENWEN, ZHOU HANGYU, CHU FENG, LAN CHANGYAN, WEI GUANG, ZHU XIANQI, DANG KAI
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	BLASTING ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS HEATING LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS LIGHTING LUBRICATING MECHANICAL ENGINEERING MOTOR VEHICLES PERFORMING OPERATIONS THERMAL INSULATION IN GENERAL TRAILERS TRANSPORTING WEAPONS
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Beschreibung
Zusammenfassung:	The utility model relates to a steering master pin with a spiral oil groove, which comprises a master pin and a master pin bushing, two end surfaces of the master pin are respectively provided with an oil filling hole, two end side surfaces of the master pin are respectively provided with a side oil hole, the side oil hole at each end of the master pin is communicated with the oil filling hole, and the excircle surface of the master pin is provided with a spiral oil duct. The spiral oil duct is respectively intersected and communicated with the side oil holes at the two ends of the master pin, the master pin bushing is respectively provided with an oil groove and an oil pit, and when the master pin bushing is sleeved on the master pin, the oil duct is intersected with the oil groove of the master pin bushing. During oil injection, grease can extend along the spiral oil duct through the side oil hole, and the spiral oil duct intersects with the oil groove and the oil storage pit on the main pin bushing, so tha