The invention discloses an unattended intelligent barn turning system. The system is used for automatic turning of a barn, barn automatic turning under the condition without manual intervention is achieved, the site barn turning state and videos can be checked remotely in real time, and the problems that an existing barn turning machine cannot intelligently turn the barn, the barn depth cannot be automatically detected, the auger depth cannot be automatically adjusted, and the barn turning track cannot be automatically planned are solved. The unattended intelligent barn turning system is simple in structure, low in cost and good in use effect.