The utility model discloses a car washing
machine that adjusts car washing distance according to car size, relates to car washing
machine technical field, including the bottom plate of cuboid, four support columns, a pair of roof beams, a pair of cross beams, car frame, rotating mechanism, moving mechanism and car arm, four support columns fixedly arranged at the four corners of bottom plate upper surface, and the both ends of a pair of roof beams are fixedly connected with the upper end of two support columns before bottom plate and the upper end of two support columns behind bottom plate respectively, and a pair of cross beams
parallel design and its front and back two ends are fixedly connected with a pair of roof beams respectively, the utility model discloses the car size that the sensor detection
system detected according to plc
control system to adjust the rotation angle of car arm in the moving process, and the loss of transverse movement is compensated through deflection, thereby accurately controls the distance of car arm /
nozzle and each part of car body side, guarantees the cleaning effect, avoids the scratch, and fundamentally guarantees the stable, efficient cleaning effect of various car types.