Logistics sorting and conveying speed control device

The utility model relates to the technical field of logistics conveying, in particular to a logistics sorting conveying speed control device which comprises a supporting leg and a frame, a connecting plate is fixedly connected to one side of the supporting leg, a gearbox is fixedly connected to the end, away from the supporting leg, of the connecting plate, and a driven shaft and a spline shaft are sequentially arranged in the gearbox from top to bottom. One end of the spline shaft is fixedly connected with a motor fixedly connected with the gearbox, the outer side of the spline shaft is slidably connected with a sleeve, the two ends of the sleeve are fixedly connected with a high-speed gear and a low-speed gear, an annular groove is formed in the middle of the sleeve, the outer side of the annular groove is rotatably connected with a circular ring, and the bottom end of the circular ring is fixedly connected with a connecting rod. According to the conveying device, through the arrangement of the conveying be