东方红—75/60型拖拉机脱轨不外乎以下两种情况,一种是转向时脱轨;一种是在斜坡上横行时脱轨。我们认为,欲行之有效地防止东方红—75/60型拖拉机脱轨.须抓住以下五个要点: 1.履带板应保持下垂度为30～50毫米,此时张紧弹簧的压缩长度应为260～265毫米。如果张紧螺栓确已拧到底,履带下垂度仍然过大,应摘下一块履带板。 2.支重台车轴轴向间隙及支重 Dongfanghong -75 / 60 tractor derailment is nothing more than the following two situations, one is derailed during derailment; one is derailment on the ramp when running. In our opinion, to be effective in preventing derailment of Dongfanghong-75/60 ​​tractor, we must grasp the following five points: 1. The track shoe should maintain a sag of 30-50 mm. At this time, the compression length of the tension spring should be 260 ~ 265 mm. If the tension bolt has been screwed to the end, the track sag is still too large, a track shoe should be removed. 2. Trolley axle axial clearance and support weight