Arm end boss provided with rib plates

• Main Authors: YU CHUANLONG, YU HONGTIAN, YU XINGGUANG, SUN XIAODONG, MU JINCHENG
• Format: Patent
• Language: English
• Published: 01.07.2015
• Subjects: BEARINGS; BLASTING; DREDGING; ELEMENTS OR CRANKSHAFT MECHANISMS; ENGINEERING ELEMENTS AND UNITS; FIXED CONSTRUCTIONS; FLEXIBLE SHAFTS; FOUNDATIONS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS; HEATING; HYDRAULIC ENGINEERING; LIGHTING; MECHANICAL ENGINEERING; ROTARY BODIES OTHER THAN GEARING ELEMENTS; SHAFTS; SOIL SHIFTING; THERMAL INSULATION IN GENERAL; WEAPONS

The utility model discloses an arm end boss provided with rib plates. The arm end boss comprises a left bearing pillar and a right bearing pillar, wherein a left bearing hole and a right bearing hole are formed in the left bearing pillar and the right bearing pillar respectively; connection boards are arranged between the left bearing pillar and the right bearing pillar, and the two rib plates are uniformly distributed between the connection boards. According to the arm end boss provided with the rib plates, the rib plates are arranged between the connection boards and can fix the connection boards, so that deformation is not easily caused; actual production proves that after the connection boards are fixed well through the rib plates, the crack phenomenon is obviously reduced, and the quality of castings is improved.