The invention relates to an industrial robot quickly teaching device and a realizing method thereof. The device comprises an industrial robot, a robot controller, a tail end executing tool, a teaching module, a signal amplifier, a data acquirer and a computer, wherein the tail end executing tool is fixed to the tail end of the industrial robot; the teaching module is fixedly connected to the tail end executing tool; one end of the signal amplifier is connected to the teaching module and the other end is connected to the data acquirer; the data acquirer is connected to the computer; the computer is connected to the robot controller; the robot controller is connected with the industrial robot; the teaching module comprises a six-dimensional force/torque sensor, a teaching handle and a button; the teaching handle is fixedly connected to the six-dimensional force/torque sensor; and the button is arranged on the teaching handle. Quick teaching can be finished by the device without upgrading the existing industrial robot software and hardware, so that the university and the reliability are high.