Vertical spot welding is used for the tabs of negative electrode of battery, featuring firm solder joints, no blackening, and good consistency;

Using precision tensile test components, the test tensile force is individually adjustable and has high accuracy;

The equipment can be used alone or in conjunction with grooving process equipment;

Welding pins are easy to collect and reuse;

It can realize sample preparation and small and medium-sized batches;

The tensile test can be disabled or set to random inspection mode.