Dismounting tool and mounting tool for rocker arm joint of main landing gear

• Main Authors: SONG CHANGMING, FANG FANG, JIANG XUCAI, ZHANG XUEMIN, DU WENCHAO, WANG YAN
• Format: Patent
• Language: Chinese; English
• Published: 07.01.2022
• Subjects: HAND TOOLS; MANIPULATORS; PERFORMING OPERATIONS; PORTABLE POWER-DRIVEN TOOLS; TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FORFASTENING, CONNECTING, DISENGAGING OR HOLDING; TRANSPORTING

The invention provides a dismounting tool and a mounting tool for a rocker arm joint of a main landing gear. The dismounting tool comprises a handle 1, a wrench 2, a pin 3, a threaded sleeve 4, a threaded lead screw 5, a spacer sleeve 6 and a bearing 7, wherein the threaded lead screw 5 is a cylindrical step shaft, the small-diameter shaft of the threaded lead screw 5 is of an external thread structure, and the large-diameter shaft of the threaded lead screw 5 is of a polished rod structure; the bearing 7 is of a ball bearing structure, the middle of the bearing 7 is of a ball structure, an inner ring and an outer ring are arranged on the two sides of a ball respectively, the outer ring tightly holds the spacer sleeve 6, and the inner ring penetrates through the threaded lead screw 5; the spacer sleeve 6 is an incomplete cylinder, two ends of the spacer sleeve 6 are provided with sunken cavities, and one side, matched with the bearing 7, of the spacer sleeve 6 is provided with a cylindrical precision hole; a