The invention provides a saving spinning spindle which comprises spindle bar 1, spiral lock ring 2, upper bearing 3, oil conveying spiral pipe 5, oil container 9, pass filter 11, spindle bottom 15, spring 18, spindle foot 21, upper bearing bed 24 and central tube 26. Spiral sealing system (I) can guarantee not to generate oil-contaminative yarn and is provided with stable performance. Lubricant oil pump circulation system (II) can make the lubricant oil clean. Corresponding oil containing and filter system (III) can make the cost reduced largely. |