Last beans of vacuum adsorption machine

The utility model provides a last beans of vacuum adsorption machine, including storing up beans storehouse, air exhaust device, control system and the support storage beans storehouse supporter with air exhaust device, the top of storing up the beans storehouse is equipped with the gas outlet, is equipped with curved feed inlet on the lateral wall on upper portion, and the discharge gate has been seted up to the bottom, switching valve, a feed inlet end -to -end connection inlet pipe are installed to the discharge gate below, the feed inlet below is provided with one deck filter screen grid in storing up the beans storehouse, air exhaust device includes aspiration pump, exhaust tube, filter vat and blast pipe, exhaust tube one end is connected with the gas outlet, and the other end is connected with the aspiration pump, sets up the filter vat on the exhaust tube, and the air is discharged by the blast pipe through the aspiration pump behind the lauter tub, aspiration pump and control system electric connecti