The invention provides a material belt and film separation device of a chip mounter feeder and application of the material belt and film separation device, a braid is provided with a braid hole and an electronic element cavity, an electronic element is placed in the electronic element cavity, the electronic element cavity is provided with a fully-closed covering film, the material belt and film separation device comprises a shell, and an upper shell is arranged at the upper end of the shell; the upper shell is provided with a guide rail, a feeding port, a discharging port and a cutting tool, the upper end of the upper shell is provided with a material belt film turn-back guide plate, the rear end of the material belt film turn-back guide plate is provided with a material taking port, the material taking port is a through hole and is communicated with the guide rail, the upper shell is provided with a material film pressing plate, and the material film pressing plate is located at the upper end of the cutting tool; installation can be completed without a leading tape. The material changing time is shortened, the material belt can be replaced in only three seconds, and convenience and rapidness are achieved; a film drawing mechanism is omitted in the belt cutting mode, so that the feeder becomes the smallest feeder of the chip mounter in the world, and the feeder is small, exquisite, clean, low in cost and low in failure rate.