The present invention relates to a bulb harvesting device for easy sloping mining, connected to a power device, a pair of side plate connecting rods connecting between a pair of "a"-shaped side plates and the ends of the side plates and a plurality of protruding upwards A connecting body including an upper connecting plate; A pair of moving shafts that are installed to be movably spaced apart by a predetermined distance through the pair of side plates; A pair of bearing plates installed at both ends of the moving shaft; A hydraulic cylinder installed between the pair of side plates so that the protruding cylinder rod is coupled to one side bearing plate to push or pull the bearing plate; A first crossbar and a second crossbar coupled to both sides of the pair of bearing plates; A plurality of miner supports intersecting and movably coupled to a lower portion of the first cross bar and the second cross bar; A miner support plate fixed to the lower portion of the miner support; A moisturizing unit coupled to the lower end of the support plate of the miner; A plurality of hair shafts are fixed to a rotating shaft coupled to a support plate of the miner at the rear of the moisturizing, and an elevating and descending connection pin is coupled to the rear of the hair shaft; A bearing inserted into a saw rotation shaft groove formed on the front surface of the support plate of the miner and a circular saw rotatably coupled to a shaft coupled to the bearing; A circular saw rotation arm coupled to the rotation shaft of the circular saw and having a protrusion formed at an end thereof; A gearbox that is fixed to a support provided under the first crossbar and the second crossbar, receives power through a universal joint coupled to the power device, and transmits power to an internal drive shaft at a side thereof; An eccentric plate coupled to an end of the internal drive shaft and an eccentric arm having one side eccentrically connected to the eccentric plate; A shaft fasten