Workbench for machining automobile gearbox

The workbench comprises a base, a bottom plate is assembled in a groove body formed in the upper portion of the base in an overturning mode, a through groove opening is formed in the front side of the bottom plate, a plurality of air nozzles are arranged on the rear side of the bottom plate, and a waste box used for being communicated with the through groove opening is assembled on the bottom side of the base; the air pump assembly comprises an air pump; according to the technical key points, the deflectable bottom plate is arranged in the base, and the deflection angle of the bottom plate can be adjusted by inflating the telescopic bag, so that the machined waste can enter the waste box under the action of self weight, automatic collection of the waste is completed, manual treatment is avoided, and time and labor are saved; the multiple air nozzles are designed on the rear side of the base, the telescopic bag can be inflated through the air pump, meanwhile, the air nozzles can be ventilated, it is ensured th