The special aluminum alloy V-shaped track groove is firm and not easy to deform; The V-shaped grooves are separated by a meshing shaft sleeve, which can easily adjust the spacing of the conveyor belt, and achieve the effect of one machine with multiple uses (virgin fruit, garlic rice, Xinjiang jujube, grey jujube, golden silk jujube, hawthorn, seabuckthorn, kumquat, sugar orange, litchi, longan and other small fruits and vegetables). The length of the body is increased to three meters, and the fruits and vegetables can be divided into 4-7 grades according to the diameter of the fruits and vegetables, The fruit selection is more uniform and the grade is finer.