I. Maintenance before plastic mold production Before th […]
I. Maintenance before plastic mold production
Before the production of the mold, the external surface of the mold must be cleaned of oil and rust to check the casting, whether there are foreign objects in the cooling water holes of the plastic mold, and whether there are water channels that are not accessible.
Maintenance of plastic molds in production
1, clean the mold parting surface and the foreign object rubber wire, foreign matter, oil, etc. of the exhaust groove and check whether the ejector pin of the mold is abnormal and regularly lubricate.
Clean the parting surface and runner surface twice a day. Lubricate the guide pins, bushes, and position pins once a day.
2.Check whether the water channel of the mold is open regularly and tighten all the fastening screws.
3. Check whether the limit switch of the mold is abnormal, and the inclined pin is abnormal.
Third, the maintenance of plastic molds during shutdown
Before shutting down, you must close the cooling water path, blow the remaining water in the mold, and check whether there is residual rubber wire, foreign objects, etc. on the mold surface. After cleaning it, spray the rust inhibitor uniformly and fill in the relevant records