The invention discloses a manufacturing device of artificial turf hollow particles. The manufacturing device comprises an extruding machine, a cooling device, a conveying device and a particle cutting machine; the extruding machine, the cooling device, the conveying device and the particle cutting machine are sequentially connected; the extruding machine comprises a feeding machine, a vacuum exhaust device and a die head; the vacuum exhaust device is connected with the feeding machine through an inserting pipe; the die head is mounted on the vacuum exhaust device; the die head comprises a shell, a runner and a heating part; the runner and the heating part are both mounted in the shell; the heating part is mounted on the side wall of the runner, the feeding end of the runner is communicated with a discharging opening of the vacuum exhaust device, and the discharging end of the runner is provided with a discharging nozzle; an embedding block is arranged in the discharging nozzle; according to the manufacturing device, improvement is carried out according to the shape of the hollow rubber particles needed on the artificial turf, the device can directly produce the hollow particles, the form of finished products is stable, and the quality is good.