The utility model discloses a valve regulation positioner, reducing sleeve including fixing base, the fixed conical duct of locating on the fixing base outer wall, in arranging the conical duct in and with conical duct outer wall threaded connection's threaded cap, be equipped with the through-hole on the fixing base outer wall, the axis of through-hole and the dead in line of conical duct, the axis direction of conical duct is perpendicular with the length direction of fixing base, the reducing sleeve is cylindrical sleeve pipe, and its lower extreme is equipped with the through-hole that is used for and treats adjusting valve's valve rod looks adaptation, its top set up the breach be used for with two lug adaptations at the threaded cap top, the threaded cap realizes adjusting the transmission with the reducing sleeve joint, can fix the fixing base at the valve mounted position with this device through setting up, set up on the fixing base with the valve rod complex reducing sleeve of valve, rotate the reducing sleeve through rotatory threaded cap with conical duct screw-thread fit, realize the regulation of valve, adjust and take the threaded cap upset after accomplishing and screw in the conical duct, prevent to change because of the vibration causes the valve location, avoid arousing axle bush lubricating oil quantity not sufficient and cause the axle bush accident of burning out, ensure the equipment safe operation.