Automatic welding device for net rack welding ball and control system of automatic welding device

The invention discloses an automatic welding device for a net rack welding ball and a control system of the automatic welding device, belongs to the technical field of net rack welding ball welding equipment, and mainly solves the problems of welding quality, welding speed and the like of the welding ball. A placing table is arranged in the middle of a machine frame, a lifting mechanism is arranged below the placing table, and supporting plates are symmetrically arranged at the two sides of the placing table; and a rotating cylinder is fixed to each supporting plate, a clamping disc is installed on each rotating cylinder, a supporting frame is fixedly installed at the outer side of one rotating cylinder, a welding machine is fixed to the upper portion of the supporting frame, and a control system is provided with a master control device and a servo driver controlling all motors to operate and controls the whole device. The liftable placing table and the clamping discs are used for placing and clamping the wel