Portable bushing mounting and dismounting device

The utility model discloses a portable bushing mounting and dismounting device, which comprises a dismounting guide rod, the dismounting guide rod is a step shaft with a thick middle part and two thin ends, the middle part is fixedly sleeved with a dismounting guide sleeve and a press-fitting stopper, and in the dismounting process, the dismounting guide sleeve and the press-fitting stopper axially move to extrude a bushing, so that the bushing can be mounted and dismounted conveniently. The small-diameter part of one end of the dismounting guide rod is connected with a translation mechanism; the translation mechanism comprises a threaded shaft, the threaded shaft is a thick-to-thin step shaft, the middle portion of the threaded shaft is in threaded connection with a dismounting fixing support, the dismounting fixing support is of a hollow step shaft-shaped structure, a limiting adapter is arranged in the dismounting fixing support, one end of the limiting adapter is connected with a dismounting guide rod, an