Lens cleaning method for lawn mower

A lens cleaning method for a lawn mower, wherein the lawn mower comprises a vision assembly, a drive assembly, a cleaning assembly and a contamination detection assembly;

• the vision assembly comprises a lens body;
• a cleaning member is provided on a side of the cleaning assembly facing the lens body;
• the drive assembly is connected to the cleaning member and is configured to drive the cleaning member to move relative to the lens body for cleaning the lens body;
• the contamination detection assembly is in communication connection with the lens body and is configured to detect a contamination condition on a surface of the lens body when the lens body is activated;
• the method comprises:
• when both the lawn mower and the lens body are activated, and when the contamination detection assembly detects that contamination exists on the surface of the lens body, acquiring a working state of the lawn mower and a position of the lawn mower relative to a charging station, and determining whether to control the drive assembly to drive the cleaning member to move relative to the lens body for cleaning the lens body;
• the working state comprises a trigger instruction receiving state, a triggered state and a standby state;
• wherein the triggered state is a state of performing a return-to-charge task, a map construction task or a mowing task corresponding to a trigger instruction;
• the standby state is a state in which the lawn mower is activated and does not receive the trigger instruction, or in which the lawn mower has completed a previous work task and does not receive a new trigger instruction;
• the position of the lawn mower relative to the charging station comprises that the lawn mower is located inside the charging station or outside the charging station.