The present invention using the thigh and calf muscle relaxation massage relates to a device, more specifically, the crank and load a circular motion of the motor to apply a vibration to the left and right in a state in which pressure on the users calf and thigh, from top to bottom being composed of a structure that converts linear motion, you may adjust the operating range, depending on body type and condition of the body by intense relaxation to the muscles of the bodys muscles dense thigh and calf and restore muscle fatigue prematurely, muscle aches and to alleviate the paralysis that the thigh and calf muscle relaxation of a massage device and the composition protrudes downward a chiropractor for 400 and went conjunction with the chiropractor for 400 and the rod 230 has a transverse be able to apply a pressure on the users calves or thighs, and the vibration in a downward direction from above. In addition, the present invention, and to be fixed by bolting in the fitting to adjust the left-right interval in the horizontal direction for the fastener 240 to a load 230 condition, the vertical direction the pressure board (400) on said fastener (240) by a bolt to fixedly after adjusting the height, it makes it possible to massage the user according to the body shape. In addition, the present invention, the crank 210, the coupling pieces (225 and connecting rod 220 coupled to the crank, and a connecting piece 225 connected to the connecting rod 220, fixed to the rotation shaft of the motor (110) ) consists of a rod 230 connected to the exchange by converting a circular motion into linear reciprocating motion, the rod 230, the pressure board (400) constitutes a simple structure that is fixed, is easy to use, and further lower the production costs can.본 발명은 허벅지 및 종아리 근육 이완 마사지 장치에 관한 것으로서, 더욱 상세하게는, 사용자의 종아리나 허벅지를 위에서 아래로 압박한 상태에서 좌우로 진동을 가할 수 있도록 모터의 원운동을 크랭크와 로드를 이용하여 직선운동으로 변환하는 구조로 구성됨으로써, 인체의 체형과 상태에 따라 작동 범위를 조절할 수 있으며, 인체의 근육이 밀집된 허벅지 및 종아리의 근육을 집중적으로 이완시켜서 근육의
