The invention belongs to a nuclear power station control rod grabbing tool, and particularly discloses a nuclear power station control rod assembly matching and inserting operation grabbing tool comprising a positioning pin, a pull rod, a positioning pin switch, a pull ring and a locking sleeve; the positioning pin is inserted into the pull rod, the positioning pin switch penetrates through one end of the pull rod, the positioning pin is connected with the positioning pin switch, the end of the pull rod is connected with the pull ring through the locking sleeve; a bearing pin is arranged at the other end of the pull rod; a switch guide groove is formed in one end of the pull rod; the positioning pin switch penetrates through the switch guide groove of the pull rod, and the positioning pinswitch is in interference fit connection with a top positioning hole in the positioning pin; an observation groove is formed in one end of the pull rod; and the end part of the pull rod and the end part of the pull ring are both inserted into the locking sleeve. According to the invention, the stable connection between a grabbing tool and a control rod assembly can be kept, so that the control rodassembly cannot fall off; meanwhile, when the control rod assembly is grabbed, items near by the control rod assembly which is grabbed are not influenced, and the nuclear power station control rod grabbing tool is small in size, complete in function and easy to operate.