Yarn lubricating device

The utility model relates to a yarn lubricating device which comprises an oil supply pipe, an oil spray nozzle, oil nozzle brackets and an oil supplying device. The yarn lubricating device is arranged on a weaving machine, and is characterized in that the oil spray nozzle is arranged on the oil nozzle bracket, and is connected with the oil supplying device through the oil supply pipe; a plurality of oil nozzle brackets are arranged near the weaving needle of the weaving machine and on the inlets of the raw yarn; the oil spray nozzles are aligned with the raw yarn; and a power supply of the oil supply device is connected with a working power supply of the weaving machine, and is powered by the working power supply of the weaving machine. The utility model has the advantages that the structure is simple; the lubricating efficiency of the oil spray nozzle is high; the oil spraying amount can be controlled; the utilization rate of resources can be enhanced; the waste is reduced; the cost is greatly reduced; the d