1, mold digital design and manufacturing and enterprise information management technology
The mold design and manufacture of digital and enterprise information management technique is effective in improving the overall level of international mould industry, can greatly improve the production efficiency and product quality of the mold, and enhance the overall level and efficiency of enterprises. Large, sophisticated, complex mold for the representative of the high technology content of the mold, a large number of imports, imports of mold to occupy 50% of the domestic high-end mold market. This kind of high technology content of the mold, compared with the international advanced level, we still have 5-10 years or so gap. Gap mainly in precision, life, manufacturing cycle and the use of stability and reliability, and other aspects of digital design and manufacture of mold manufacturing technology is one of the most important reasons behind.
Although this technology has been applied to different degrees in the country, but the high-end software mainly rely on imports, the domestic development ability is weak, the application level is low. According to Luo Baihui introduction, the key technology of this technology include: mold optimization design and CAD/CAM/CAE integration technology, especially 3D design and computer simulation analysis technology, mould modular, integrated, collaborative design technology; ERP, PDM, PLM mold enterprise, MES information management technology; rapid prototyping and rapid molding technology; virtual network technology and the establishment of public service platform. Through these key technology breakthrough, can greatly improve the ability of independent innovation and market competitiveness of mold enterprises, effectively improve the mold with high technical content to meet the domestic market rate, and a large number of exports, so as to improve the overall level of China's mold industry enterprises.
2, large and precision stamping die design and manufacturing technology
Large mold and precision has been an important development trend, high strength and thick plate laser welding plate stamping technology has become increasingly popular, application technology in automotive production is also increasing stamping of high strength steel hot stamping and large Aluminum Alloy board; due to the high speed punching machine running speed is more and more high integrated circuit, more and more fine pitch connectors, precision becomes higher and smaller, so in the further development of ultra precision machining. However, at present our country mold B level above the high-end cars and ultra large scale integrated circuit and precision electronic products also rely mainly on imports, for large multi position auto parts into the mold just starting soon, sheet hot stamping and die technology has just started in China, basically is a blank, the level of mold production technology has become an important factor affecting the increase of China's automobile and high-end electronic products of independent innovation ability. Large scale and precision stamping die production technology, not only can improve the performance of automotive and high-end electronic products and independent innovation ability, but also to promote the overall level of the mold industry.

According to Luo Baihui introduction, the key technology of this technology include: the production technology of automobile panel dies; auto parts of large multi position progressive die production technology; plate cold stamping die production technology of high strength and thick plate welding; high strength sheet hot forming and mold production technology; mold production technology of thick plate fine punching 0.001mm; precision mold, mold supporting pin lead 100 above and below 0.15mm frame spacing and VLSI, for precision miniature connector above 5 m the precision and accuracy for the large (with small diameter 400mm) (phi 16mm) (phi 12mm special pen etc.) the motor core and high requirements of kinescope electron gun, and other supporting mold production technology.

3, large and precision plastic mold design and manufacturing technology
With the rapid development of social progress and the rapid development of the industry, the user's requirements for plastic mold has become increasingly high, the proportion of plastic mold is increasing year by year, the proportion of the mold has accounted for about 45% of the total. As a modern industrial base of the mold, not only to meet the needs of production parts, but also to meet the needs of the production components, but also to meet the light weight of the product and the production of energy saving and environmental protection and other requirements. Now, automotive, light industry, machinery and electronics, telecommunications, building materials and other industries and aerospace, new energy, medical and other emerging industries, the demand for plastic parts and components is growing, more and more high. Therefore, vigorously develop large-scale and precision plastic mold production technology has become one of the important links to improve the level of China's mold manufacturing. Some new types of plastic forming technology and the development of the corresponding mold is particularly prominent, and this is important to improve the efficiency of industrial production, energy saving and environmental protection.
According to Luo Baihui introduction, the main key technologies include the technology: hot runner technology and its reasonable application in precision injection mold; multi injection head plastic mold production technology; 1000 tons of clamping force above the injection molding machine and 200 tons of hot press machine for large plastic mould and precision of precision injection mold production technology more than 0.01mm; multiple material mold production technology; metal and plastic parts mold combination production technology; different stack mold plastic parts production technology; injection molding production technology of RHCM without surface processing of plastic parts; plastic mold mold assembly and decoration technology and rapid forming technology of seamless hot pressing forming; a new type of plastic technology and mould technology and multilayer composites; water assisted injection technology and mould technology; plastic profile coextrusion and high-speed extrusion mould production technology Etc..
4, large precision casting mold design and manufacturing technology
Casting mould for casting process matching, main pressure casting die (Ya Zhumo), low pressure die casting, gravity die casting, extrusion casting and precision casting mould box mold, mold level has great influence on the casting level, and the technical difficulty of large-scale die casting production is also great. At present, the low level of the casting die casting "fat" and the quality is not high phenomenon is still quite common. Large precision casting mold imports are also a lot of, this mold production technology to improve the quality of castings, the development of new castings, improve the level of near net machining has great significance. According to Luo Baihui introduction, the key technology of this technology include: magnesium alloy die-casting mold and the clamping force of more than 2000 tons of die-casting machine supporting large-scale die-casting mould and precision of precision die casting production technology more than 0.03mm weight greater than 10 kg; mold products, precision 0.05mm low pressure casting die and precision reached 0.07mm gravity casting die manufacturing technology; no box extrusion moulding casting mold production technology for automatic molding line matching.
5, high grade radial tyre mould design and manufacturing technology
Car tire has its unique patterns, the three-dimensional structure of high grade radial tyre mould designed for special and complex, its roundness accuracy, uniformity and geometrical requirements particularly harsh, to ensure comfort, high speed and safety of automobile tire exercise, tire grip performance, reflected thermal performance, turning performance, skid resistance and drainage performance etc.. It is the most powerful and unique "dynamic" mold in the die & mold. In order to accurately reflect the tire tread pattern design by tire mold design and manufacturing process of modern tire mold to the application of CAD/CAM/CAE technology into the general tire tire mold parameters, complete the tire mold pattern modeling and structure design of digital, digital programming on the manufacturing process, generate NC program by CNC machine precision machining, the whole design and manufacturing process completely through digital information transmission in LAN, digital design, digital transmission, digital processing, digital inspection and management and a series of sophisticated technology. According to Luo Baihui introduction, the key technology of this technology include: Aluminum Alloy precision casting and forging technology; block block combination machining and precision sliding control technology; die clamping concentricity and precision control technology; CAD/CAM/CAE technology and CNC precision machining and machining technology; high speed parallel processing technology; integrated mold heat treatment and surface treatment technology, vacuum mold processing technology; intelligent networked manufacturing technology.
6, high-grade mold standard parts production technology
Die standard parts are the basis of the mold, widely using the mold standard parts can not only shorten the mold production cycle and improve the quality of the mold, but also can reduce the mold production costs and is conducive to mold maintenance. At present, China's mold standard parts production is behind the mold production, some high-grade mold standard parts are still blank, had to import a large number of. Here only the ion of mold production effect of two kinds of mold standard parts as the biggest breakthrough first breakthrough, and this is the life of hot runner system can reach 1 million times of the mold with high pressure nitrogen cylinder and temperature can reach 1 DEG C. In addition, a wedge mechanism plays an important role in stamping die, oil-free pusher tube in precision plastic mold is also very important, also belongs to high-grade mold standard parts should be vigorously developed. These breakthroughs in production technology will help to enhance the level of China's large-scale precision tooling. ?According to Luo Baihui introduction, the key technologies include: precision machining technology of piston, piston rod and cylinder seal; high reliability and safety technology; hot runner materials and precision temperature control technology; hot runner nozzle precision machining technology; analysis technology in 3D computer simulation of plastic mold cavity flow; design technology of a new type of high-grade wedge and non oil lubricating wear-resistant materials and processing technology research.
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