Tooth cleaning device and control method

The invention discloses tooth cleaning equipment and a control method, the tooth cleaning equipment comprises a tooth cleaning device, a track and a mechanical arm, at least part of the track is used for being inserted into an oral cavity, the track is provided with at least one track cavity, and the track cavity is provided with an opening for exposing the tooth cleaning device to wash teeth; the mechanical arm comprises an arm body, a driving assembly and a visual module, the arm body is used for being matched in the track cavity, a channel is formed in the arm body, the tooth cleaning device can penetrate through the channel, and the arm body comprises a bendable arm section; the driving assembly is connected with the arm body, the driving assembly is used for driving the arm body to translate so as to realize depth adjustment, the driving assembly is in traction connection with the arm body, and the visual module is arranged on the arm body and is used for realizing visualization of a tooth cleaning proce