Pesticide spraying device with function of pruning branches and leaves

The invention discloses a pesticide spraying device with a function of pruning branches and leaves. The pesticide spraying device comprises a mounting block, wherein the interior of the mounting blockis provided with a cavity; the inner top part of the cavity is fixedly provided with a drive motor with an output end facing downward; the output end of the drive motor is connected with a first rotating shaft which is in fixed sleeve connection with a first gear; a plurality of second gears are arranged around the circumference sides of the first gear; each second gear is respectively and rotatably connected with an inner side wall of the cavity through a second rotating shaft; the lower end of each second rotating shaft penetrates through the inner bottom part of the cavity and is fixedly connected with a pruning disk; the upper end of each second rotating shaft penetrates through the inner top part of the cavity and is fixedly connected with a third gear; and a fourth gear is meshed with and arranged between t