C. Defects in the splicer-2

Symptom Cause Corrective measures Situation Three-sheet misfeeds New paper roll Loose paper roll Loose rolls are not parallel, there is no cross-cutting of the entire web Cross-cutting knife does not run through the entire web float roller and the pick-up cart moves slowly The speed is too fast The new paper roll is not lifted off the ground. The machine is in the middle of a paper roll or the edges are damaged. The paper is hung on the paper splicer. Because the core paper is relatively fragile, such a problem usually occurs that the brake is not properly set during the web preparation. In accordance with the requirements, the brakes are set in the splicer preparation stage so that the squeezing rollers can be adjusted in parallel to the standard distance provided by the supplier. Adjust the distance between the cutters and the anvils. Check the cutting edge condition, anvil pad, and mechanical device. Ensure that the pressure on the clamping bar and blade is sufficient. Check whether the paper accumulates on the roller or pinion gear and rack. Check the gear. Whether the gear teeth are excessively worn or not depends on the design, type and material of the paper, the condition of the paper tray, and the preparation of the splicer. Each splicer is They have their best operating speeds. Both single-sided and double-sided machines are equipped with easy-to-see speed indicators so that the operator can control all the splicers to run at the correct speed and lift the paper roll before the splicer runs. Remove the damaged edge paper from the ground according to the order recommended by the supplier, find and eliminate the cause of these damages. The waste caused by peeling the web is very serious, and it is not recommended to peel off the damaged web.