Linear rotating disc drive box

Disclosed is a linear rotating disc drive box, which comprises an input shaft assembly, a middle shaft assembly, a reactive torque release device, an output shaft assembly, a hydraulic oil pump, an oil pump oil suction port, an input flange, a transmission gear wheel and a box body. The utility model is characterized in that the input shaft assembly, the middle shaft assembly and the output shaft assembly are parallelly arranged inside the box body, the input shaft assembly is provided with a manual gear shifting mechanism, the reactive torque release device is mounted at one end of the output shaft while the output flange is arranged at the other end of the output shaft, the hydraulic oil pump is mounted at one end of the middle shaft assembly, and the oil pump oil suction port is disposed on one end side of the box body. The utility model has the advantages of simple and convenient structure, forced lubrication and reactive torque release functions, and is extensively applied to oil drilling detection machinery.