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求助：试分析提题图所示蜗杆传动中各轴的转动方向，蜗轮轮齿的螺旋方向及蜗杆所受各力的作用位置和方向
求助：试分析提题图所示蜗杆传动中各轴的转动方向，蜗轮轮齿的螺旋方向及蜗杆所受各力的作用位置和方向
2025-04-02 23:09:03
推荐回答（1个）
回答1：
1是右旋，用右手定则对2的力的方向是垂直于直面向外，2、3的转动方向是用右手螺旋定则拇指朝右的方向，所以3对4的方向是朝右，4的旋转方向是逆时针。
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