Positioning auxiliary device for battery module welding

The utility model discloses an auxiliary positioning device for battery module welding, which comprises a tray for placing module cells and an end plate fixed on the tray, and further comprises a connecting rod, the connecting rod is detachably connected with the tray, a supporting block is detachably mounted on the connecting rod, and the supporting block is detachably connected with the tray. The supporting block is provided with a supporting face used for supporting the bottom of the side plate. According to the positioning auxiliary device for welding the battery module, the structure is simple, the cost is low, the side plates of the battery module are limited through the supporting blocks, and it is guaranteed that the size of the module is qualified; meanwhile, the device is compatible with various stacking trays, small in occupied space and convenient to transform, and the production efficiency is effectively improved. 本实用新型公开了一种用于电池模组焊接的定位辅助装置，包括用于放置模组电芯的托盘以及固定在托盘上的端板，还包括连接杆，所述连接杆与托盘可拆卸连接，所述连接杆上可拆卸安装