Seal of multi-lip high-speed angular contact ball bearing

• Main Authors: MA YE, ZHANG SHAOXUAN, SU WENWEN, YANG TAO, LU CHAO, LIU ZHIBIN, MA JUN, ZHOU YIMING
• Format: Patent
• Language: Chinese; English
• Published: 23.11.2021
• Subjects: BEARINGS; BLASTING; ELEMENTS OR CRANKSHAFT MECHANISMS; ENGINEERING ELEMENTS AND UNITS; FLEXIBLE SHAFTS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS; HEATING; LIGHTING; MECHANICAL ENGINEERING; ROTARY BODIES OTHER THAN GEARING ELEMENTS; SHAFTS; THERMAL INSULATION IN GENERAL; WEAPONS

The utility model provides a seal of a multi-lip high-speed angular contact ball bearing. The seal comprises a fluororubber body and a framework, a straight plate is arranged in the middle of the framework, the upper end of the straight plate extends towards the upper right corner to form an upper inclined plate, the lower end of the straight plate extends towards the lower right corner to form a lower inclined plate, the fluororubber body is wrapped on the left side of the framework, the upper inclined plate and the lower inclined plate, and the upper inclined plate and the lower inclined plate reinforce the strength of the sealing ring. The fluororubber body comprises a sealing block, an inner sealing lip, a main sealing lip and an outer sealing lip; the sealing technology bottleneck of the angular contact ball bearing is solved, the service life of the bearing is prolonged, the reliability of the bearing is improved, and a powerful foundation is provided for domestic angular contact ball bearing sealing te