Fourth, the sliding parts on the mold, such as guide posts, back needles, push rods, cores, etc., should be observed at any time, regularly check, timely scrub and add grease, especially in the summer when the temperature is high, the minimum per class Twice the oil, to ensure that these sliders are agile and prevent snags.
Fifth, before each mold clamping, care should be taken to ensure that the inside of the cavity is clean and absolutely no leftover products or any other foreign matter are left. When cleaning, it is forbidden to use hard tools so as not to scratch the surface of the cavity.
Sixth, the surface of the mold cavity has special requirements, the surface roughness Ra is less than or equal to 0.2cm, can not be wiped by hand or cotton wire, apply compressed air blowing, or use advanced napkins and high-grade cotton wool on alcohol gently Wipe.
Seventh, the cavity surface should be cleaned periodically. The injection mold will often decompose low-molecular compounds to erode the mold cavity during the molding process, which makes the surface of the bright cavity gradually become dull and reduce the quality of the product. Therefore, it needs to be cleaned periodically. Scrubbing can use alcohol or ketone preparations to dry after blowing.