Clamping device for pipeline fitting machining

The utility model belongs to the technical field of pipeline machining devices, and discloses a clamping device for pipeline fitting machining, which comprises a main body, a guide groove is arranged on the top surface of the main body, a mounting seat is arranged in the guide groove, a movable groove is arranged on the top surface of the mounting seat, and a movable seat is arranged in the movable groove. A clamping assembly used for clamping pipeline fittings is fixed to the top face of the movable seat, a lifting cavity is formed in the bottom face of the main body, an adjusting assembly used for adjusting the overall moving state of the device is arranged in the lifting cavity, the clamping assembly can be adjusted, the pipeline fittings with different diameters can be evenly clamped, and the adaptability of the device is improved; the adjusting assembly is arranged in the lifting groove cavity in the bottom face of the device, the adjusting assembly can stretch out and draw back in the lifting cavity, wh