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Precautions for plastic mold maintenance

Release time: 2021-02-02

Source: Taizhou Pubo Plastic Mould Co., Ltd.

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Precautions for plastic mold maintenance
In real life, many plastic life products need to use plastic molds before they can be mass-produced. Therefore, plastic molds play a very important role in industrial manufacturing. So how to extend the life of plastic molds as much as possible is prohibited It is very important to use cihua to play its value. Effective maintenance of plastic molds is a very necessary step. So how to maintain plastic molds?
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1. When the operation leaves and needs a temporary shutdown, the mold should be closed to prevent the cavity and core from being exposed to prevent accidental damage. The downtime is expected to exceed 24 hours, and the surface of the cavity and core should be sprayed with anti-rust oil. Or release agent, especially in humid areas and rainy seasons, even if the time is short, anti-rust treatment should be done. Water vapor in the air will reduce the surface quality of the mold cavity and the surface quality of the product. When the mold is used again, the oil on the mold should be removed and wiped clean before use. The cleaning compressed air required for the mirror surface is blown dry and then dried with hot air, otherwise it will ooze out during molding and cause defects in the product.

2. Turn on the machine after a temporary shutdown. After opening the mold, check whether the slider limit moves, and close the mold if no abnormality is found. In short, you must be cautious and not careless before starting the machine.

3. In order to prolong the service life of the cooling water channel, when the mold is out of service, compressed air should be used to immediately remove the water in the cooling water channel, put a small amount of oil into the mouth of the nozzle, and then blow with compressed air to make all cooling pipes have a layer Anti-rust oil layer. (Private message to receive more learning materials)

4. If you hear abnormal noise from the mold or other abnormal conditions during production, you should stop the machine immediately for inspection. The mold maintenance personnel shall conduct patrolling inspections of the molds in the workshop that are operating normally. If any abnormalities are found, they shall be dealt with in time.

5. When the operator is handing over shifts, in addition to handing over production and process critical records, he must also give a detailed account of the mold usage.

6. When the mold has completed the production quantity and needs to be dismounted to replace other molds, the mold cavity should be coated with anti-rust agent, the mold and its accessories should be sent to the mold maintenance staff, and the last qualified product should be attached as a sample Send the pieces to the maintenance staff together. In addition, a list of mold use should be submitted, detailing which machine tool the mold is on, how many products have been produced from a certain year, a certain month and a certain day, and whether the current mold is good. If there is a problem with the mold, fill in the mold on the use sheet, propose specific requirements for modification and improvement, and submit an unprocessed sample to the custodian for reference when the mold is repaired.

8. After stopping the machine, check whether there are any residual glue threads or foreign objects on the surface of the mold. After cleaning it, spray the rust inhibitor evenly, and fill in the relevant records accurately. The molded plastic needs to be retained on the mold half after the mold is opened. Of course, this is when the ejection mechanism is used as a prerequisite. Generally, the ejection mechanism half molds are all movable molds. Only the ejection mechanism half molds that appear in rare special circumstances On the fixed mold.

Plastic mold is a key tool for injection molding production in the enterprise workshop, and it is the job of the enterprise. It plays an important role in the enterprise. At the same time, plastic molds are specialized, precise and vulnerable, so it is very important to do a good job in the safety and maintenance of plastic molds. important. PUBO Plastic Film Company is a professional plastic mold manufacturer and supplier. Our products are sold all over the world. If you want to know more about the maintenance precautions of plastic molds, please contact us.

Tag: plastic mold maintenance, plastic mold manufacturer, plastic mold supplier
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