Toner cartridge

The utility model provides a toner cartridge which comprises a toner cabin and a photosensitive drive assembly, wherein a guiding lug boss is arranged below the front end of the toner cabin. The toner cartridge also comprises a slide block positioning device and a handle, wherein the slide block positioning device comprises a positioning pillar, a positioning stop and a spring, a slide cavity and a fixed clamping base are arranged on the side surface of the photosensitive drive assembly, a sliding seat is arranged on one end of the positioning pillar and can be arranged in the slide cavity in a sliding manner, the other end of the positioning pillar extends out of the slide cavity, the positioning stop is arranged on the fixed clamping base, and two ends of the spring are fixed on the slide seat and the positioning stop. In the process of loading the toner cartridge in a printer, the guiding lug boss touches the inside of the printer to ensure that the toner cartridge naturally changes an angle and smoothly s