Auxiliary shaft assembly of gearbox of mini-tiller

The utility model relates to a part on a gearbox of a miniature agricultural machine, in particular to an auxiliary shaft assembly of a gearbox of a mini-tiller, which comprises a gear shaft (9), a gear (8) and a bearing (6), wherein the right end of the gear shaft (9) is a bevel gear. The auxiliary shaft assembly is characterized in that: the gear (8) and the gear shaft (9) are firmly connected together at the bevel gear side, a gear shaft support section (11) is firmly connected with the single-row radial ball bearing (6) and a tapered roller bearing (4), the outer circle of the tapered roller bearing (4) is connected with a limiting part (5), the outer circles of the limiting part and the single-row radial ball bearing (6) are firmly connected with a case (10), the end of the gear shaft is provided with a fastener (2), and the bevel gear is a curved gear. The utility model enhances the stability of the auxiliary shaft of the gearbox in motion and the steadiness of the transmitted motion, increases the work