Optical fiber drawing double-disc automatic switching device

The utility model provides an optical fiber drawing double-disc automatic switching device and relates to a device for keeping uninterrupted continuous optical fiber drawing operation in the field of optical fiber drawing. The optical fiber drawing double-disc automatic switching device ensures production efficiency and product quality of an optical fiber drawing tower and comprises a lifting cylinder, a telescopic cylinder, a press wheel, a wire catching clamp, a cutting-off tool, a guide wheel and a guide rod. The press wheel is installed on a piston rod of the head portion of the telescopic cylinder and transversely moves along with the piston rod. The telescopic cylinder is installed on a piston rod at the lower portion of the lifting cylinder and vertically moves along with the piston rod. The lifting cylinder is fixed on a machine frame, the wire catching clamp is fixed on a sheath outside a wire winding disc, the cutting-off tool is fixed on the machine frame tightly close to the sheath outside the wir