The author thinks that, to avoid the axial play and impact of the drive shaf of the reducer and thereby prologn the service life of the reducer, the ef fective magnitude of interf...

• 认为要避免抽油机双圆弧人字齿轮减速器串轴和冲击问题，进而提高减速器的使用寿命，应提高齿轮和轴配合的有效过盈量，使用单位要精心调好抽油机平衡。