The invention relates to a waxing device, in particular to an embedded waxing and polishing machine for vehicles. The embedded waxing and polishing machine for the vehicles comprises a liquid wax storage bin, a liquid wax sprayer, a liquid wax pipe, a brush disk motor bracket, a brush disk motor, a brush disk transmission shaft, a brush disk bearing pedestal, a brush disk, a control box, a shell, a base plate, permanent magnets, yokes, adjusting bolts, effect detection sensors, wheel racks, driving wheels, a universal wheel, infrared sensors, traveling motors, traveling motor shafts and the like. Through arrangement of multi-body coupling surface gap type permanent magnet attraction systems, the embedded waxing and polishing machine can be attracted onto a vehicle body and can move on the vehicle body. The embedded waxing and polishing machine for the vehicles can automatically complete large-area waxing and polishing operation on the vehicle body, solves the problem of high working intensity of manual waxing, is simple in structure, low in hardware cost, good in polishing effect, light in vehicle body, stable in attraction and convenient to operate and control, and can not scratch the vehicles easily.