Position adjusting device of pressing triangle of hosiery machine

The utility model relates to a position adjusting device of a pressing triangle of a hosiery machine, and belongs to a component of the hosiery machine. The position adjusting device comprises a triangle seat, a triangle slider for mounting the pressing triangle, a motor base, a motor, a warping plate, a transmission ejection rod, a transmission cam and a slider return spring. A vertical sliding groove is formed in the triangle seat, the triangle slider is accommodated in the sliding groove, spring shoulders are arranged on the triangle slider and the triangle seat respectively, the slider return spring is arranged between the spring shoulders, a shaft is arranged at the top of the triangle seat to support and mount the warping plate, the front end of the warping plate is pressed against the top end of the triangle slider, the other end of the warping plate is pressed against the top end of the vertically-arranged transmission ejection rod, a transverse transmission hole and a vertical ejection rod hole communicated with each other are formed in the motor base, the transmission ejection rod is arranged in the vertical ejection rod hole, the transmission cam is fixed to a rotating shaft of the motor, the motor is fixedly mounted to the motor base, the transmission cam is penetratingly arranged in the transverse transmission hole, and the lower end of the vertical ejection rod is butted against the transmission cam. The defect that an existing hosiery machine pressing device can only adjust pressing and loop formation height of a pressing knife at the fixed positions at two ends is overcome.