Bus thermal shrinkable sleeve trepanning device

The utility model relates to a bus thermal shrinkable sleeve trepanning device which comprises a driving piece and a trepanning device, and the trepanning device is movably arranged. The driving part is in transmission connection with the tapper and used for driving the tapper to move so as to carry out tapping. The device has the advantages of being simple in structure, reasonable in design, capable of achieving automatic trepanning of the thermal shrinkable sleeve, high in trepanning efficiency, capable of saving manpower and capable of reducing cost. 本实用新型涉及一种母线热缩套开孔装置，包括驱动件和开孔器，开孔器活动设置；驱动件与开孔器传动连接，用于驱动开孔器活动以进行开孔。本实用新型的有益效果是结构简单，设计合理，可实现热缩套的自动开孔，开孔效率高，节省人力，降低成本。