A bed board capable of transferring a patient comprises a fixed board body; the front end and the rear end of the fixed board body are respectively fixedly connected with a baffle plate; a movable board body is arranged on the fixed board body and between the front and back baffle plates; the front end and the rear end of the lower surface of the movable board body are provided with sliding rollers in a relative rotation manner; the sliding rollers are arranged in the width direction of the movable board body; the left side and right side of the fixed board body are respectively fixedly connected with a nut; the nuts are internally connected with stop levers; the movable board body is positioned between the stop lever and the stop lever. the left side and the right side of the fixed board body are respectively sunken inwards and are provided with lower positioning grooves; the nuts are fixedly connected into the lower positioning grooves; the left side and the right side of the movable board body are respectively sunken inwards and are provided with upper positioning grooves; the upper positioning grooves correspond to the lower positioning grooves; the upper ends of the stop lever extend into the upper positioning grooves. the front end and the rear end of the lower surface of the movable board body are provided with upper through grooves in the width direction; sliding rollers are arranged in the upper through grooves in a relative rotation manner.