Laser welding verification device for battery module production

The utility model discloses a laser welding verification device for battery module production, and relates to the technical field of battery module production equipment, the laser welding verification device comprises a bottom plate and a positioning assembly, the positioning assembly comprises two first positioning blocks and a second positioning block, the top surface of each first positioning block is provided with a first positioning groove, and the top surface of each second positioning block is provided with a second positioning groove; the first positioning grooves penetrate through the sides, close to each other, of the first positioning blocks. The second positioning block is in a step shape and comprises a first step face and a second step face, the first step face is located between the two first positioning grooves, and a second positioning groove is formed in the second step face. Before welding operation, welding parameters can be adjusted through the welding effect of the module cell cover plat