A rechargeable hydraulic punching machine for a cable tray, the rechargeable hydraulic punching machine comprising: a punch disposed on one side of a hydraulic cylinder and configured to be moved to one side and a remaining side by hydraulic power of the hydraulic cylinder; and a head part including a head formed in a C shape and configured such that a punch is disposed on a remaining one of both the open ends, two punch guard disposed on a portion of the head spaced apart from both sides of the punch, a die disposed on one side of both the open ends of the head, and a punch hole configured to penetrate the die and receive the punch, characterized by further comprising: a grip part including a battery configured to be recharged, a grip disposed on one side of the battery and configured such that the battery is detachably attached thereto, and a switch configured to protrude from the grip and adjust supply of power of the battery; an operation part including a motor disposed on one side of the grip and configured to supply power by using the power of the battery, the hydraulic cylinder disposed on one side of the motor and configured to apply hydraulic power by using power of the motor, wherein a cable tray in which assembly hole is to be punched is inserted between the punch and the die and then punching is performed, thereby enabling the battery to be charged and replaced and also facilitating carrying and use of the rechargeable hydraulic punching machine. a punch disposed on one side of a hydraulic cylinder and configured to be moved to one side and a remaining side by hydraulic power of the hydraulic cylinder; and a head part including a head formed in a C shape and configured such that a punch is disposed on a remaining one of both the open ends, two punch guard disposed on a portion of the head spaced apart from both sides of the punch, a die disposed on one side of both the open ends of the head, and a punch hole configured to penetrate the die and receive the punch, characterized by further comprising: a grip part including a battery configured to be recharged, a grip disposed on one side of the battery and configured such that the battery is detachably attached thereto, and a switch configured to protrude from the grip and adjust supply of power of the battery; an operation part including a motor disposed on one side of the grip and configured to supply power by using the power of the battery, the hydraulic cylinder disposed on one side of the motor and configured to apply hydraulic power by using power of the motor, wherein a cable tray in which assembly hole is to be punched is inserted between the punch and the die and then punching is performed, thereby enabling the battery to be charged and replaced and also facilitating carrying and use of the rechargeable hydraulic punching machine. a grip part including a battery configured to be recharged, a grip disposed on one side of the battery and configured such that the battery is detachably attached thereto, and a switch configured to protrude from the grip and adjust supply of power of the battery; an operation part including a motor disposed on one side of the grip and configured to supply power by using the power of the battery, the hydraulic cylinder disposed on one side of the motor and configured to apply hydraulic power by using power of the motor, wherein a cable tray in which assembly hole is to be punched is inserted between the punch and the die and then punching is performed, thereby enabling the battery to be charged and replaced and also facilitating carrying and use of the rechargeable hydraulic punching machine.