Portable rock core sampling device

The utility model discloses a portable rock core sampling device which is characterized in that movable support legs are mounted at four corners of the bottom end of a rock core fixing bedplate, a clamping mechanism is arranged in the middle of the top end of the rock core fixing bedplate, a fixing plate is mounted at the top end of a movable frame, mounting bolts are mounted at four corners of the fixing plate, and a clamping mechanism is arranged at the top end of the clamping mechanism. The rock core cutting machine comprises a rock core fixing bedplate, a clamping mechanism is arranged above the rock core fixing bedplate, a fixing plate is arranged above the rock core fixing bedplate, a cutting machine body is arranged at the top end of the fixing plate, a handle is arranged at one end of the cutting machine body, and a blade is arranged on one side of the cutting machine body. The rock core body is more stable during cutting and sampling, the cutting machine body can be conveniently disassembled and asse