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Five Obstacles Facing my country's Foundry Mould Industry
The development of mold standard parts is of great significance to shorten the mold design and manufacturing cycle, reduce mold production costs, and improve mold quality. If the professional production and commercial supply of mold standard parts can be realized, it will greatly promote the development of my country's mold industry. develop.
The plastic mold industry has developed rapidly in my country in recent years, followed by increasingly fierce market competition. After joining the WTO, foreign mold manufacturers have entered the domestic market. They must stand out in the fierce competition, develop mold standard parts, implement mold Specialized production is essential.
According to Luo Baihui, secretary general of the International Mold Association, the standardization degree of molds in foreign developed countries is 70% to 80%, while my country is only about 30%. If the mold standard parts can be widely used, the mold design and manufacturing cycle will be shortened by 25% to 40%, and the waste of man-hours caused by the user's modification of the mold parts can be reduced. The application of mold CAD/CAM technology to design molds has become more common. The promotion and use of mold standard parts can realize some resource sharing, which will greatly reduce the workload and working time of mold design. It is necessary to develop CAD/CAM technology and improve mold precision. important meaning.
In the past, even if only one part was damaged, the mold would not be usable. Since it is not a standard part, it is difficult to have corresponding products on the market. It is time-consuming and laborious to go to the manufacturer to replace the parts. If standard parts are used, it can be easily repaired and replaced, which will greatly improve the service life of the mold.
Now, domestic enterprises have realized the importance of mold standardization. At present, there are more than 100 manufacturers of mold standard parts with a certain production scale. The main products are plastic mold frames, side punch devices, push rod push tubes, etc. Larger products can be produced, which lays the foundation for the development of large-scale precision molds.
Although the domestic mold industry has made great progress, there is still a big gap compared with foreign countries. Implementing the specialized production of molds is an important link to speed up the development of the industry. Many regions in my country have successively established regional mold cities, which have played a positive role in the development of the mold industry. For example, Yuyao Mould City in Ningbo, Zhejiang is the first mould city in China. There are hundreds of mould enterprises and it has promoted the development of mould industry in Yuyao and surrounding areas.
Shenzhen, which has successfully implemented the specialized production of molds, has nearly a thousand mold processing enterprises. Its mold enterprises have a strong awareness of establishing a quality assurance system, and their enthusiasm for applying for ISO9000 certification is high, and they all realize that specialized production is a passport to enter the international market. Wholly foreign-owned mold enterprises have an absolute advantage in Shenzhen, with national leading professional technical level, wide application of technology, complete mold varieties, high quality and short molding cycle. These companies can produce all kinds of molds except large-scale cover molds for automobiles, such as high-speed milling, gas-assisted injection molding, reverse engineering, hot runner technology, rapid prototyping technology, etc.
Shenzhen's mold enterprises have not only achieved specialization in technology, but also in the production management of mold enterprises, more and more professional production methods with design as the leader and processing according to the process flow are adopted, which reduces the need for mold workers. Comprehensive requirements, emphasizing specialization. Despite this, the molds produced in Shenzhen can only be said to belong to the middle and upper level, and some key molds, such as the main frame molds of copiers, cameras and video cameras, still need to be imported.
The implementation of standardization and specialization has promoted the development of my country's plastic mold processing industry, and will continue to provide necessary technical support for my country's plastic mold manufacturers to improve their technical level, enhance their competitiveness, and accelerate their integration into the international market.
Relevant information
2022-01-25