Compression molding vacuum device

The utility model discloses a compression molding vacuum device, which belongs to the field of vacuum devices and comprises a pipeline gas storage tank, a side gas storage tank and a mold cavity, the left end of the side gas storage tank is connected with a vacuum pump, and the upper end of the mold cavity is fixedly connected with a first pipeline, a second pipeline and a third pipeline. The output end of the first pipeline is fixedly connected with the side air storage tank, a first air valve is connected to the first pipeline, the output end of the second pipeline is fixedly connected with the pipeline air storage tank, and a second air valve, a first vacuum generator and a first vacuum proportional valve are connected to the second pipeline. After the vacuum generating device is installed on the equipment, through logic programming debugging of the control system, product appearance goodness of fit inspection, optical inspection, stress detection and the like of products are stabilized, the problem of hig