A die lubricant rotating spray tray device, comprising an upper spray tray rotator, a lower spray tray rotator, an upper nozzle, a lower nozzle, a spray tray main frame, an upper transmission mechanism, a lower transmission mechanism, an upper rotation driving mechanism, a lower rotation driving mechanism, upper connecting sleeve bodies, lower connecting sleeve bodies, upper nozzle connecting pipes, upper air pipe joints, upper lubricant pipe joints, lower nozzle connecting pipes, lower air pipe joints and lower lubricant pipe joints, wherein the spray tray main frame is divided into an upper part and a lower part which are symmetrical, the upper part of the spray tray main frame is provided with the upper spray tray rotator, the upper nozzle, the upper transmission mechanism, the upper rotation driving mechanism, the upper connecting sleeve bodies, the upper nozzle connecting pipes, the upper air pipe joints and the upper lubricant pipe joints;
- the upper nozzle is a circular empty tube with a top surface and forms a cavity, through holes in communication with the outside are formed in the corresponding top surface of the cavity, or the upper nozzle is a plurality of mutually-nested circular empty tubes with a top surface and forms a plurality of cavities, and through holes in communication with the outside are formed in the corresponding top surface of each cavity;
- the upper spray tray rotator is a circular empty tube, the outer side of the upper nozzle is fixedly connected with the inner wall of the upper spray tray rotator, and the upper nozzle is capable of rotating with the upper spray tray rotator;
- the lower end of the upper nozzle is connected with one or more upper connecting sleeve bodies fixedly arranged at the upper part of the spray tray main frame, one end of each upper connecting sleeve body is connected with the lower end of the upper nozzle, and the other end of the upper connecting sleeve body is connected with the upper nozzle connecting pipe;
- one end of each upper nozzle connecting pipe is connected with the upper connecting sleeve body, the other end of the upper nozzle connecting pipe is connected with the upper air pipe joint and the upper lubricant pipe joint, compressed air is input from the upper air pipe joints, and a lubricant is input from the upper lubricant pipe joints;
- one cavity of the upper nozzle is correspondingly connected with one upper connecting sleeve body, one upper connecting sleeve body is correspondingly connected with one upper nozzle connecting pipe, one upper nozzle connecting pipe is correspondingly connected with one upper air pipe joint and one upper lubricant pipe joint to form an independently-communicated cavity pipeline;
- the upper transmission mechanism is connected with a rotating shaft of the upper rotation driving mechanism and the upper spray tray rotator, the upper rotation driving mechanism drives the upper spray tray rotator to rotate by virtue of the upper transmission mechanism, and the upper spray tray rotator and the upper nozzle rotate relative to the upper connecting sleeve bodies;
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- the lower part of the spray tray main frame is provided with the lower spray tray rotator, the lower nozzle, the lower transmission mechanism, the lower rotation driving mechanism, the lower connecting sleeve bodies, the lower nozzle connecting pipes, the lower air pipe joints and the lower lubricant pipe joints;
- the lower nozzle is a circular empty tube with a bottom surface to form a cavity, through holes in communication with the outside are formed in the corresponding bottom surface of the cavity, or the lower nozzle is a plurality of mutually-nested circular empty tubes with a bottom surface and forms a plurality of cavities, and through holes in communication with the outside are formed in the corresponding bottom surface of each cavity;
- the lower spray tray rotator is a circular empty tube, the outer side of the lower nozzle is fixedly connected with the inner wall of the lower spray tray rotator, and the lower nozzle is capable of rotating with the lower spray tray rotator;
- the upper end of the lower nozzle is connected with one or more upper connecting sleeve bodies fixedly arranged at the lower part of the spray tray main frame, one end of each lower connecting sleeve body is connected with the upper end of the lower nozzle, and the other end of the lower connecting sleeve body is connected with the lower nozzle connecting pipe;
- one end of each lower nozzle connecting pipe is connected with the lower connecting sleeve body, the other end of the lower nozzle connecting pipe is connected with the lower air pipe joint and the lower lubricant pipe joint, compressed air is input from the lower air pipe joints, and a lubricant is input from the lower lubricant pipe joints;
- one cavity of the lower nozzle is correspondingly connected with one lower connecting sleeve body, one lower connecting sleeve body is correspondingly connected with one lower nozzle connecting pipe, one lower nozzle connecting pipe is correspondingly connected with one lower air pipe joint and one lower lubricant pipe joint to form an independently-communicated cavity pipeline;
- the lower transmission mechanism is connected with a rotating shaft of the lower rotation driving mechanism and the lower spray tray rotator, the lower rotation driving mechanism drives the lower spray tray rotator to rotate by virtue of the lower transmission mechanism, and the lower spray tray rotator and the lower nozzle rotate relative to the lower connecting sleeve bodies.