Punching and pesticide injection device for fruit tree pest control

The invention discloses a fruit tree pest control punching and pesticide injection device which comprises a back box and a device shell, a disinfectant box and a pesticide box are arranged in the back box, a hollow drill rod is arranged in the device shell, the front end of the hollow drill rod penetrates out of the device shell, and a driving mechanism connected with the hollow drill rod is arranged in the device shell. The device shell is internally provided with a medicine injection mechanism, the medicine injection mechanism is connected with the hollow drill rod and the medicine box, the front end of the device shell is slidably sleeved with a sliding sleeve, the front end of the device shell is sleeved with a spring, one end of the spring is fixedly connected to the sliding sleeve, and the other end of the spring is fixedly connected to the front end of the device shell. According to the device, a series of continuous automatic operations of punching, pesticide injection and plugging of fruit trees can