Drive mechanism

The utility model provides a driving mechanism. The driving mechanism comprises a fixed part, a movable part, a driving assembly and a positioning structure. Wherein the movable part is used for bearing an optical assembly and is connected with the fixed part, and the driving assembly is used for driving the movable part to move relative to the fixed part. The positioning structure is formed on the movable part or the fixed part and used for positioning at least one part of the optical assembly or the driving assembly. 本实用新型提供一种驱动机构。该驱动机构包括一固定部、一活动部、一驱动组件以及一定位结构。前述活动部用以承载一光学组件并且连接前述固定部，前述驱动组件用以驱使前述活动部相对前述固定部运动。前述定位结构形成于前述活动部或前述固定部上，用以定位前述光学组件或前述驱动组件的至少一部分。