This equipment is divided into vertical and horizontal structure, used for roughing steel ball blank, high rigidity, The rotation of main shaft and turntable adopt frequency conversion speed regulation;Hydraulic drive pressure, mechanical pressure preservation by compression spring and constant pressure nut locking;Adopt end face bearing with high capacity;The main shaft bearing adopts the mechanical seal structure, which eliminates the hidden danger of the main shaft oil leakage;Horizontal layout, large cycle machining;L type low gravity structure is adopted, and the rotating plate is moving pressurization;Adopt the separate structure of positioning, pressuring and sliding of rolling linear guide rail.The rotation of main shaft and turntable adopt frequency conversion speed regulation;Hydraulic drive pressure, normally open type hydraulic station;
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