This paper proposes that the total rigidity of a machine tool can be calculated in terms of the typical cutting condition at the beginning of design for the CNC lathe.
提出可根据数控车床设计时选用的典型切削条件来计算机床总刚度。
The spindle rigidity standard given by the total machine tool rigidity can be adopted when performing spindle rigidity check.
在进行主轴刚度校验时，可选用按机床总刚度确定的主轴刚度指标。
Deflection, the total tendency is under the similar load, along with the web plate high increase, the built-up beam rigidity is increasing, amount of deflection unceasing reducing.
对于挠度来说，总的趋势是在同样的荷载下，随着腹板高度的增加，组合梁的刚度在增加，挠度不断的降低。
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