The rule of ballscrew thermal deformation is given and summarized.

并对丝杠的热变形规律进行了分析总结。

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The article introduces structure and design of parallel connected machine tool single spur track, and calculation of ballscrew.

介绍并联机床单支路的结构与设计，并对滚珠丝杠进行计算。

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CR-Finishing Film is automatically rewinded. Two groups of ballscrew linear guideway are equipped for the forward and backward movement of polishing head.

抛光砂纸带自动收卷，抛头进、退采用滚珠直线导轨两层工作平台。

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