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The importance of high precision injection mold base to the quality of injection molded products

Yueqing Huangrong Mold Co, Ltd. 2024.09.06
Yueqing Huangrong Mold Co, Ltd. News

Wholesale injection mold base factory in China

In the injection molding process, the injection mold base plays a crucial role. It is the basic support of the whole injection mold, and its precision requirements directly affect the quality of injection products.

The accuracy of the injection mold base is first reflected in the dimensional accuracy. A high precision injection mold base must have strict dimensional tolerance control. If the size of the base is not accurate, it will lead to problems in the assembly of the entire mold. For example, when the length, width or height of the base is deviated, the various parts of the mold may not be accurately installed in place, thus affecting the closing accuracy of the mold. In the process of injection molding, the closing accuracy of the mold is directly related to the dimensional accuracy of the injection molding product. If the mold is not tightly closed, it will lead to defects such as flash and burr in the injection molding product, which seriously affects the appearance quality of the product. Therefore, the high precision injection mold base can ensure the accurate assembly of the mold, thus ensuring the dimensional accuracy of the injection product.

Secondly, the flatness of the injection mold base is also an important aspect of the accuracy requirements. A flat base ensures that all parts of the mold are on the same plane, thus ensuring an even distribution of injection pressure. If the flatness of the base is not enough, it will lead to uneven force in the injection molding process, which will cause uneven thickness and deformation of the injection molding product. For example, in the production of thin-walled injection molded products, the flatness of the base is required to be higher. Because the wall thickness of thin-walled products is very thin, any uneven force may cause the product to deform or break. Therefore, the high-precision injection mold base can provide stable support and ensure the uniform distribution of injection pressure, thereby improving the quality of injection products.

In addition, the parallelism and verticality of the injection mold base also have an important impact on the quality of the injection molding product. The base with poor parallelism and verticality will cause the deviation between the upper and lower die seats of the mold, which will affect the parting surface quality of the injection product. The uneven parting surface will cause problems such as strain and scratch when the injection molding product is released, which seriously affects the appearance quality of the product. At the same time, poor parallelism and verticality will also affect the opening and closing action of the mold, increase the wear of the mold and reduce the service life of the mold. Therefore, the high precision injection mold base can ensure that the upper and lower die seats of the mold are parallel and vertical, thereby improving the parting surface quality of the injection product and the service life of the mold.

The high precision injection mold base also improves the efficiency of injection molding production. Due to the high precision of the base, the assembly and debugging time of the mold can be greatly shortened. At the same time, the high-precision base can reduce the failure rate of the mold in the production process and improve the stability and continuity of production. This can not only increase the output of injection products, but also reduce production costs.

In short, the injection mold base plays an important role in the injection molding process. The high precision injection mold base can ensure the accurate assembly of the mold, ensure the uniform distribution of injection pressure, improve the dimensional accuracy, appearance quality and parting surface quality of injection products, but also improve the efficiency of injection production and reduce production costs. Therefore, in the design and manufacturing process of injection mold, we must attach great importance to the accuracy requirements of the injection mold base, select the appropriate materials and processing technology, and ensure that the accuracy of the base meets the design requirements. Only in this way can high-quality injection molding products be produced to meet the needs of the market.