Pressing and mashing rod for beating machine

The utility model discloses a pressing and mashing rod for a beating machine. The pressing and mashing rod comprises a first mashing rod body, a second mashing rod body, a cover and an elastic buffer member, wherein the first mashing rod body is cylindrical, and is provided with a cavity inside; the second mashing rod body is cylindrical and is connected with one end of the first mashing rod body; the diameter of the second mashing rod body is less than that of the first mashing rod body; the cover is connected to the opening end of the second mashing rod body through a thread; and the elastic buffer member is fixed on the outer side surface of the cover. The pressing and mashing rod for the beating machine, provided by the utility model, is capable of increasing the sample processing speed, reducing the labor intensity of the processing personnel, reducing the idle phenomenon of a tool bit, preventing a motor from heating and prolonging the service life of the beating machine.