Processing method of operation touch control board, system and touch control device

The invention is applicable to the field of touch technology, and provides a processing method of an operation touch control board, a system and a touch control device. The method comprises the following steps that: a sensor is arranged in the touch control device in advance; when a first screen of the touch control device is separated from the touch control board, a separating trigger signal is sensed by the sensor; according to the separating trigger signal, an input model of the current operation screen is switched into a mouse input mode, a cursor is displayed on the first screen, and the first screen is only used as the screen used for displaying information; and the user operates the information displayed on the first screen by the operation of the touch control board so as to complete the function of mouse input. The invention solves the problems that in the prior art, a touch screen is clicked by a finger or a touch pen, and the touch control results are displayed on the same touch screen, so that the