Sliding door driving device and air conditioner with same

The utility model provides a sliding door driving device and an air conditioner with the same. The sliding door driving device comprises a driving box assembly which at least comprises a driving part and a sliding rail; the sliding block is connected with the driving part and the sliding door, and the driving part drives the sliding block to move along the sliding track so as to drive the sliding door to slide to a preset position; wherein balls are arranged on the sliding block, and the sliding block moves along the sliding rail through the balls. According to the technical scheme, the sliding block moves along the sliding rail through the balls, the sliding door has the advantages of being large in load and high in stability, the sliding door can be driven by the sliding block to move more stably, abnormal sound generated in the moving process is effectively reduced, and the problems that in the prior art, shaking, clamping and abnormal sound are generated due to the fact that sliding block transmission is