Clamping device

The utility model provides a clamping device, and belongs to the technical field of machinery. A clamping device comprises a fixing frame and a clamping device. The suckers are fixed in the middle of the fixing frame; cylinder bodies of the two cylinders are respectively hinged to the fixing frame; the two rotating shafts are arranged on the fixing frame in a mirror image rotating mode, and connecting parts are fixed to the rotating shafts and hinged to piston rods of the air cylinders; and the four hooking claws are uniformly distributed on the two rotating shafts, and the hooking claws are fixedly connected with the end parts of the rotating shafts. The transfer device has the advantages of being used for transferring the bracket and the carton at the same time and being small in occupied area. 本实用新型提供了一种夹持装置，属于机械技术领域。一种夹持装置，包括：固定架；若干吸盘，若干吸盘固定在固定架的中间位置；两个气缸，两个气缸的缸体分别铰接在固定架上；两个转轴，两个转轴镜像转动设置在固定架上，转轴上固定有连接部，连接部与气缸的活塞杆铰接连接；四个勾爪，四个勾爪平均分配在两个转轴上，勾爪与转轴的端部固定连接。本实用新型具有同时用于转移托架和纸箱、且设备占地面积小的优点。