The invention discloses a hemp thread-removing tobacco pad decompaction device, and relates to the field of mechanical equipment. The device comprises a machine shell, wherein the lower end of the machine shell is provided with an opening which is adopted as a discharge hole, the machine shell is internally provided with a set of scattering rolls, a set of star rolls, and a set of hemp thread-removing rolls, sequentially from left to right, the machine shell is further provided with a power mechanism which drives the rotation of the set of hemp thread-removing rolls, the set of star rolls, the set of scattering rolls, the machine shell above the set of hemp thread-removing rolls is provided with an opening which is adopted as a feed port, and the set of scattering rolls, the set of star rolls and the set of hemp thread-removing rolls all rotate towards the left. According to the hemp thread-removing tobacco pad decompaction device, the effect of decompacting the tobacco pad through hemp thread-removing is achieved; meanwhile, the structure is simple, the space occupied is smaller, the energy consumption is lower, and the device is more concise and more convenient.