Cold runner control device and using method thereof

The invention relates to the technical field of cold runners, and discloses a cold runner control device and a using method thereof.The cold runner control device comprises a driving assembly and an amount control assembly, the driving assembly comprises a motor and a worm arranged on a rotating shaft of the motor, and the motor can drive the worm to rotate forwards and backwards; the quantity control assembly comprises a worm wheel meshed with the worm, a resisting part arranged at the bottom of the worm wheel and a fixing base located below the resisting part, and an opening is formed in the fixing base. By arranging the driving assembly and the quantity control assembly, the motor drives the worm, the worm gear and the resisting part to rotate, the size of the gap between the opening and the resisting part can be controlled, the technical effect of controlling the flow is achieved, the control range value is large, and meanwhile the flow control valve has the advantages of being simple in structure and lon