According to the mechanical structure and control requirements of honeycomb cardboard edge packaging machine, the control system based on ARM9 industrial touch screen was designed, combined with servo, photoelectric sensors, etc, and the cutting mechanism of honeycomb cardboard edge packaging machine was controlled. The control system of cutting mechanism and the electronic gear ratio calculation method were introduced emphatically. The control system used industrial touch screen to replace PLC, which improves stability and accuracy of the equipment while reducing costs.