| 摘要 |
A travelling pipe cutter for cutting of pipe having a frame defined by a pair of spaced, interconnected plates with guide rollers thereon for movably supporting said frame for travel around a pipe, a gear box positioned between said frame plates and having a feed drive shaft extending from opposite sides thereof and through said adjacent frame plates, chain means extended around the pipe and drivingly connected to drive sprockets at opposite ends of said feed drive shaft, a cutter drive shaft extending from the gear box and through a curved slot in one frame plate and in spaced parallel relation with the feed drive shaft, the gear box being rotatable about the axis of the feed drive shaft relative to the frame to adjust the distance of the cutter drive shaft from the pipe, drive mechanism for rotating the drive shafts including motors mounted for movement with the gear box and gearing in the gear box which interconnects the motors to the drive shafts, and an adjustable connection between the frame and the gear box for adjusting the relative position therebetween.
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