通用牵引器唐守来（黑龙江省八五三农场）通用牵引器一般由牵引轴（钩）、支架、缓冲簧及其辅件组成，其缺点是无法缓冲双向即相互逆向的惯性力的冲击，而只能在车辆及农机具起步时在一定程度上减缓其打滑现象，而且在交变冲击载荷及拉力的双重作用下，易导致螺纹滑扣和牵... General Tractor Tang Shou Lai (Heilongjiang Province, 853 farms) Tractors generally by the traction shaft (hook), brackets, cushioning spring and its accessories, the disadvantage is that the two-way can not be the impact of the inertia force reversal, and only Can slow down the phenomenon of slipping to a certain extent when the vehicle and farm machinery start-up, and under the dual action of alternating impact load and pull force, can easily lead to the thread slide buckle and the pull ...