The invention discloses laser polishing machining equipment. The equipment comprises a marble base, a laser, gantry columns, a gantry beam, rib plates, a light path bread board, a light path design part, an XY cross moving platform, a Z-axis sliding table, a B-axis hollow rotating platform, a galvanometer, a field lens, a visual detection part, a suction cup, an ultrasonic vibration device and thelike. Movement in three directions of an X axis, a Y axis and a Z axis and rotation in a B axis direction can be realized; and the equipment integrates the four-axis motion platform, the light path design, the visual inspection device, the ultrasonic vibration device and the like, can meet the requirements of various processes such as general laser processing, inclined laser processing and ultrasonic-assisted laser processing, and has a good application value. According to the laser polishing machining equipment, by adopting the design of the marble base and the gantry type structure, the layout is reasonable, the structure is compact, the appearance is elegant, the stability is good, the vibration is small, the reliability is high, the higher motion precision can be achieved, and the requirements of various laser processing technologies can be met.