The roller table should run continuously without load for over 2 hours , so that the inner temperature of bearings can reach.

辊道应进行空负荷连续试运转，要求运转2小时以上至轴承内部温度达到饱和状态后进行测试。

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Also a simple and practical subsidiary roller table structure design case of the pipe pressure straightening machine is shown.

对压力矫直机进出料辅助辊道结构设计给出了一个简易实用的示例。

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This paper describes the technical features in the mechanical construction and electrical design of M2RA range of roller table motors by ABB company.

本文叙述abb公司M2RA系列辊道电动机机械结构和电气设计特点。

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