The invention discloses an automatic cotton swab bar boxing machine, comprising a rack, a bar collection mechanism, a bar boxing mechanism, a box sealing mechanism and a driving mechanism; the bar collection mechanism comprises a material guide gear, a bar collection groove, a conveying belt and a material shifting wheel; the bar boxing mechanism comprises a box body and a sensor; the box sealing mechanism comprises a sliding rail, a plug board mounting plate, a sliding block arranged between the sliding rail and the plug board mounting plate, a baffle plug board mounted on the plug board mounting plate and a sliding block translation cylinder; the driving mechanism is used for driving the material shifting wheel, the conveying belt, the material guide gear and the sliding block translation cylinder. The boxing machine can avoid the contamination caused by manual work and ensure the sanitation of products, is high in automation degree, is capable of improving working efficiency, saving labor, and reducing labor cost, and can enable the production to reach maximization.