Aclinic adjustment method is used instead of the conventional way, the arc trace is gained through rotation of the shell of the top roller bearing.

 
  • 改進(jìn)時(shí)摒棄了利用標準上羅拉軸承外殼旋轉來(lái)獲取圓弧劃痕以供調整的方法,采用了平面直線(xiàn)調整法。
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