Vertical multi-stage pump production line

The invention discloses a vertical multi-stage pump production line, and relates to the field of multi-stage pump manufacturing, the vertical multi-stage pump production line comprises a special assembling machine, a special testing machine, a conveying line, an end elevator, a tool plate, a special repairing machine, a special post-processing machine, a special water absorption machine, a special boxing machine and a water pump packaging line, the end elevator is arranged at the front end of the conveying line, and the special water absorption machine is arranged at the tail end of the conveying line; the tool plate is arranged on the conveying line, the special assembling machine, the special testing machine, the special repairing machine and the special post-processing machine are sequentially arranged on the two sides of the conveying line, the special boxing machine and the water pump packaging line are arranged on one side of the conveying line, the special assembling machine comprises a rack box, a lif