The invention relates to a steel tube supporting frame structure of a steel tube intersection line cutting machine, which is characterized in that: a support roller is mounted on a support plate;

本发明涉及一种钢管相贯线切割机钢管支承架结构，特征是：支承轮安 装于支承板上；

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Particularly with Taper Roller Bearings sufficient support of bearing rings by the adjacent parts is required due to the generated internal thrust force components.

尤其是圆锥滚子轴承的轴承环的邻近部位足够的支持是必需的，由于所产生的内部推力组件。

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This includes the high-speed Robust series of bearings, together with data on conventional angular contact bearings, thrust bearings, cylindrical roller bearings and ball screw support bearings .

这包括高速稳健一系列的轴承，连同数据的常规角接触轴承，推力轴承，圆柱滚子轴承和滚珠丝杠轴承支持。

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