Coating machine for applying coating agent

A coating machine for applying a coating agent, comprising:

• a movable component, a plurality of nozzles, and a pump, wherein the plurality of nozzles are sequentially arranged along a length direction of the movable component, the pump is configured for pumping the coating agent into the plurality of nozzles, and the movable component is configured for moving the plurality of nozzles in a direction parallel to the length direction of the movable component,
• wherein a plurality of via holes are disposed in the movable component, a bolt is disposed in each of the via holes and extended along a direction perpendicular to the length direction of the movable component, a threaded hole is disposed in each of the nozzles, and each corresponding bolt is matched with a corresponding threaded hole through a corresponding one of the via holes;
• each nozzle is attached by the corresponding bolt, wherein the corresponding bolt extends vertically from the corresponding via hole into the corresponding threaded hole of the nozzle,
• wherein each of the via holes is in a shape of a rectangle, a length direction of the via holes is parallel to the length direction of the movable component, and
• wherein a width of the one of the via holes is larger than a width of the bolt, and the corresponding bolt and the corresponding nozzle are configured for shifting in the corresponding via hole in the length direction of the via holes.