Separate test rolling mill for machine-harvested cotton-padded clothes

The utility model discloses a seed cotton clothes separate test rolling mill suitable for machine-harvested cotton, which comprises a shell, and is characterized in that an electronic weighing hopper, an electronic weighing module and a cleaning part positioned below the electronic weighing hopper are arranged on the shell; a pair of cotton feeding rollers is arranged at an inlet of the cleaning part and comprises a cotton feeding groove roller and a cotton feeding barbed nail roller; the groove roller is located above the cotton feeding barbed nail roller and is far away from the U-shaped tooth roller, and the cotton feeding barbed nail roller is located at the position close to the U-shaped tooth roller and feeds cotton for opening under the combined action of the cotton feeding barbed nail roller and the U-shaped tooth roller. The outer side of the U-shaped tooth roller is further provided with an impurity removal partition bar grid, a shell dust removal bar, a steel wire brush and an impurity box, the dis