Compact type new energy battery frame welding tool adaptive to multiple types of workpieces

The utility model relates to the technical field of battery frame welding, in particular to a compact new energy battery frame welding tool adaptive to workpieces of multiple models, which comprises a support plane, a row of first pressing clamp groups, a row of second pressing clamp groups and a row of support clamp groups, the supporting clamp set and the first pressing clamp set are arranged in a straight line in the arrangement mode. The supporting clamp set comprises a plurality of supporting clamp units. The first pressing clamp set comprises a plurality of first pressing clamp units. At least one first pressing clamp unit is arranged between the two supporting clamp units; the supporting clamp unit comprises a switching air cylinder, a switching block connected with a push rod of the switching air cylinder, and a plurality of first supporting blocks arranged on the switching block in the push-out direction. The compact type new energy battery frame welding tool adaptive to the workpieces of the multipl