Tool for assembling and disassembling B-737NG undercarriage side strut spring screw head

The utility model discloses a tool for assembling and disassembling a B-737NG undercarriage side strut spring screw head, which comprises a base, an annular groove and an internal thread groove are respectively arranged in the base from top to bottom, and a first clamping component is arranged at the bottom of the base; the adjusting disc comprises a disc main body, a ratchet wheel and an external thread column from top to bottom, and a second clamping assembly is arranged at the top of the disc main body; a stop claw matched with the ratchet wheel is arranged at the front end of the limiting pin; and the elastic limiting component is sleeved on the limiting pin. The undercarriage side strut spring screw head is convenient to disassemble and assemble, and the maintenance cost is reduced. 本实用新型公开了一种用于B-737NG起落架侧支柱弹簧螺杆头装卸的工装，包括：底座，所述底座内部从上到下分别设置有环形槽和内螺纹槽，所述底座底部设置有第一卡紧组件；调节盘，包括从上到下的盘主体、棘轮和外螺纹柱，所述盘主体的顶部设置有第二卡紧组件；限位销，所述限位销的前端设置有与所述棘轮匹配的止动爪；弹性限位组件，套接在所述限位销上。本实用新型便于起落架侧支柱弹簧螺杆头的拆卸与安装，降低了维修成本。