... gear, lead screw, nut, nut shelf, bearing box, cross beam, push-off tube and candle moulding tubes, etc.2 ... or white Vaseline oil. Raise and lower the cross beam of the unloaded machine several times, if ... Process4.1 Rotate the hand wheel to making cross beam fall to the lower stopping position. Place the ... hole, rotate the hand wheel to lower the cross beam to the lower stopping position.5. Packing and ...