To provide a deharing device provided with high dustproof property.

This dehairing device is provided with a disk 21 for pinching hair by an open/close operation and also pulling-out hair by a movement operation, an opening/closing mechanism for permitting a disk 21 to execute the open/close operation and a driving mechanism for permitting the disk 21 to execute the movement operation. A mobile lever 4 whose one end is engaged with a cam part 30 being a groove or a projecting part which is provided in a rotated and driven rotary body 3 is connected to the disk 21 so as to constitute the opening/closing mechanism. The mobile lever 4 is connected to a disk side 21 through an oblong hole 18 which is formed on a partitioning wall 17 and an oblonghole 18 penetrating part in the mobile lever 4 is made to be an axial part 40. Hair which falls-off is prevented from invading to a mechanism side such as a motor by the existence of the partitioning wall 17 which is provided with the oblong hole 18 where the axial part 40 penetrates in the mobile lever 4.