FLOW TEST TOOL, NEGATIVE PRESSURE FORMATION APPARATUS, AND BATTERY MANUFACTURING DEVICE

The present application provides a flow test tool, a negative pressure formation apparatus, and a battery manufacturing device. The flow test tool (110) includes a base (111) and a flow test module (112) mounted on the base (111), the flow test module (112) is provided with a plurality of test interfaces, and the test interface is connected to a fluid channel (121) of a mechanism to be tested one by one.