3、改进轴封结构

1）输出轴为半轴的减速机轴封改进：带式输送机、螺旋卸车机、叶轮给煤机等大多数设备的减速机输出轴为半轴，改造较方便。将减速机解体，拆下联轴器，取出减速机轴封端盖，按照配套的骨架油封尺寸，在原端盖外侧车加工槽，装上骨架油封，带弹簧的一侧向里。回装时，如果端盖距联轴器内侧端面35 mm以上，则可在端盖外侧的轴上装一个备用油封，一旦油封失效，即可取出损坏的油封，将备用油封推入端盖，从而省去了解体减速机、拆连轴器等费时费力的工序。

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