Petroleum drill rod surface rust removing device
A technology of oil drill pipe and outer diameter surface, which is applied in the direction of grinding drive device, grinding workpiece support, grinding machine, etc., which can solve the problems of reducing manual labor intensity and achieve the effect of reducing manual labor intensity
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[0021] Such as Figure 1-Figure 2 shown
[0022] The oil drill pipe surface derusting device includes an annular rotating plate 2 sleeved on the outer diameter of the oil drilling pipe 1. There is a gap between the inner diameter surface of the annular rotating plate 2 and the oil drilling pipe 1. The outer surface of the annular rotating plate is provided with multiple A sleeve 3, the sleeve has only one opening, the opening direction of the sleeve points to the axis of the oil drill pipe, and also includes a sliding column 32 that runs through the annular rotating plate, one end of the sliding column 32 extends to the inside of the sleeve 3, and the sleeve 3 is screwed through The spring 31 is connected to the closed end surface of the sleeve 3, the other end of the sliding column 32 is connected with a universal ball 33, and the universal ball 33 is crimped to the outer diameter surface of the oil drill pipe 1; the left side of the annular rotating plate is provided with T...
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