Limb rehabilitation training device

The invention relates to the field of medical rehabilitation instruments, in particular to a limb rehabilitation training device, comprising a driven assembly, a bedstead including a bed surface, a motor arranged on the bedstead below the bed surface, a retarding mechanism, a driving shaft, a driving gear and a first driven gear, wherein the motor is connected with the input shaft of the retarding mechanism; the driving shaft and a driven shaft are supported by the bedstead; the output shaft of the retarding mechanism is connected with the driving shaft; the driving gear can be movably connected with the driving shaft in axial direction; the driven gear is connected with the driven shaft; the driving gear is engaged with the driven gear; the driven gear is in drive connection with the driven assembly by the driven shaft connected with the driven gear; the driven assembly comprises a driven shaft, a crank, a slider, a connection rod, a thigh rod and a shank rod; the crank is connected with the driven shaft; the bed surface is provided with a sliding chute; and the slider is connected into the sliding chute in a sliding manner. The limb rehabilitation training device can be used forperforming the limb rehabilitation training instead of manual work, so that the load of caregivers is greatly reduced.