Smart Industrial Empire

540 Gantry type CNC milling

After returning from Europe, several months passed, Yun Fei sent Li Lu's assistant Liang Ke to Europe to replace Li Lu, but Li Lu never came back.

Fortunately, the wheat company has Ren Zhiguo as the deputy general manager, otherwise there would have been problems.

The major shareholders of Wheat Mobile, Capital Sanjian could still see people before, but now not only can't see people, they can't even find him on the phone they left behind.I don't know what these guys are doing, of course, it's better if they don't show up.

Save yourself from being upset when you see them.

The appearance of these goods may have been a bureau set up by Ye Xuanmei to seize her shares.

Everyone understands the reason why it is a crime to conceive a jade.

Even, this game has already started since the very beginning when I sent Xiaobaicai home to school.

"How's the situation in Europe?" Li Lu came back just in time. It turned out that when Kamart was in the talent business, she should have known a lot of capable senior managers. Top managers are replaced by professional managers.

Otherwise, the same chaotic situation in all his industries could not be effectively controlled at all.

"Aiyouxin wants to have a private relationship with us, and the European Patent Office also wants us to withdraw the lawsuit. Merck Schiller and the others think that if we want to fight this lawsuit, even if we win in the end, the gains will outweigh the losses. We are here The technical evidence can indeed prove that AiNiXin is infringing, but we have no direct evidence to show that AiNiXin's technology was leaked from the officials of the Patent Office..." When it came to this matter, Li Lu became depressed.

Europe is a society ruled by law, but any law will have loopholes to be found. Merkhiller's team is not the top lawyer team in Europe. There is not much chance of winning the lawsuit against the European Patent Office, which is already a legislator.

"What do the officials from the State Intellectual Property Office say?" This matter is no longer in the hands of Wheat Mobile.

The reason why Yun Fei sued Ai Ni Xin, and then expanded the scope to sue the European Patent Office and even the Swedish National Supreme Court.It is to expand the popularity of wheat mobile phones. Only in this way can the whole of Europe know this new Chinese mobile communication equipment manufacturer in a short time.

Now, Yun Fei's goal has been achieved, and it doesn't make much sense to continue the lawsuit. It might be a very normal thing if it drags on for ten or eight years.

If it wasn't for the intervention of the State Intellectual Property Administration, or Li Lu had already negotiated a peace with Ai Ni Xin in private.

"They mean they want one to continue, but our country's Ministry of Electronics Industry and Ministry of Information Industry are constantly urging us to withdraw the lawsuit, saying that our doing so makes them very passive when introducing some advanced European technologies. ..." for the leaders of some sectors of the country.Li Lu was very dissatisfied.

Li Lu also knew that the foundations of various industries in the country were too poor. Just relying on one of their world-class communication companies could not support the entire country's electronics industry and information industry.

"Let the other side wait for a while, wait until there are few European media paying attention, and then negotiate with Ai Ni Xin and the European Patent Office!" Yun Fei sighed.

From the beginning, he knew that in the end, some departments of the country would definitely reach agreements with those companies in private in order to obtain some European technologies.Finally put pressure on the wheat phone.If it weren't for the fact that Maimai Mobile is a private enterprise, and the second generation of the capital's three bases have a lot of shares, perhaps these officials have a different attitude towards Maimai Mobile.

"I thought so too, so Liang Ke just stayed there and wasted with them. Anyway, we are barefoot, so we are not afraid of them wearing shoes!" Li Lu said sinisterly.

"By the way, what's going on with Wan Yan? Could it be that the Fei City Government can't suppress the spread of the news? Now let me see how you end up!"

"How do you know what happened to Wan Yan?" Yun Fei didn't expect that Li Lu, who was far away in Europe, knew what happened to Wan Yan.

"Wanyan made the world's first VCD. The production technology of VCD machines in European and American markets is all imitation of Wanyan. Wanyan is still very famous in Europe and America! I'm surprised Why didn’t Wanyan register the patent!” What Li Lu couldn’t figure out the most was why Yunfei, who always valued patented technology, didn’t let Wanyan register the patented technology.

Otherwise, just collecting patent fees would be a huge profit.

"These are the assembly of various electronic parts and components. Are there any patents available for registration?" Yun Fei was even more depressed.

For such a high-end gadget, even the core components are sold in the market. It wasn't that Jiang Wanmeng and Sun Yansheng didn't want to register the patented technology, but they didn't know what patented technology should be registered at all.

It is understandable to say that Jiang Wanmeng doesn't understand this.

But Sun Yansheng ate beef for a long time and drank milk for a long time in the United States.At the beginning, he and Jiang Wanmeng were able to hook up because of the video compression and decompression technology he mastered in the hands of the American company.

Under Li Lu's questioning, Yun Fei explained Wan Yan's affairs in detail.

"So, did you let those media report it on purpose? Just to let those market competitors think that this is an opportunity. After they borrow a lot of money to produce inventory, they will cut prices, so that they have to go bankrupt or struggle when they are insolvent? You boy It's so insidious!" Li Lu didn't expect that Yun Fei deliberately let Wan Yan's matter be reported.

"Of course, do you think that a company with an annual output value of nearly one billion doesn't even have such a little influence?" Yun Fei said indifferently.

Shopping malls are like battlefields, no matter what means are used, as long as the market can be obtained, it is normal.

Those companies that imitate Wanyan's products should have thought of Wanyan's revenge when they decided to take the road of knockoffs.

....................................

"Old Sun, have you made another breakthrough?" As soon as Yun Fei entered Sun Lin's office, he saw the wrinkles on Sun Lin's face stretched out.

This old man is rarely so happy.

"You came at the right time. The prototype of the gantry-type CNC milling machine that we have cooperated with NHI has now been produced!" Seeing Yunfei, Sun Lin pulled Yunfei into the workshop.

Now this kid doesn't have much time to come to the institute.

This joy happened to be shared with him.

"So fast?" Yun Fei said in surprise.

The company reached a cooperation agreement with NHI only after the year, and NHI only sent a few engineers here.

According to the cooperation agreement between the two companies, North Heavy Industry is responsible for the technology of machinery, and Jiuyi Heavy Industry is responsible for the technology of control systems such as hydraulic pressure and starting, as well as the transmission system.

For North Heavy Industries, mechanical technology is a ready-made production technology. The numerical control of their heavy equipment only needs to improve some designs according to the technical requirements put forward by Jiuyi Heavy Industry.

For Jiuyi Heavy Industry, the manufacture of gantry-type CNC milling is much more difficult than ordinary vertical CNC milling.

Ordinary vertical CNC milling, the x and y directions are realized by the ball screw pair transmission on the worktable, and the z-axis rotating spindle moves up and down to realize automatic cutting.

The gantry CNC milling machine is different.

The entire gantry-type CNC milling table does not move, and all cutting movements are realized by the rotating spindle supported by two columns.

"Has the difference in motion control on both sides of the column been resolved?" Gantry CNC milling has many technical problems, and the spindle is the key.

And relying on two columns plus the weight on the two columns to support the y-direction movement and z-direction movement of the entire main shaft is the key among the keys.

The rigidity of the machine tool and the reliability of the control are both very big problems.

"It still hasn't been completely solved. If you install a rack and pinion for transmission at the center of the bottom of the workbench, once the transmission system fails, it will be very difficult to repair. If you use simultaneous transmission on both sides, it will be difficult for the signal to be transmitted. To achieve simultaneous transmission, when the control systems on both sides receive the drive signal, there will be a time difference of about 0.2 seconds. The machining accuracy is lower..." While walking, Sun Lin talked to Yun Fei about the difficulties they encountered.

In Sun Lin's eyes, Yun Fei is a better engineer than him, although Yun Fei is younger than his grandson.Every time they encounter difficulties in research and development, Yunfei casually mentions a few words, which can make them enlightened.

This first one is nothing more than a correct prototype used to verify the design theory.

The development of each product cannot be smooth sailing, and the first product produced can reach the design accuracy and be introduced to the market.

Even the world's most outstanding and technologically advanced companies can't guarantee such a thing.

"These problems are not big problems. The most important thing now is to find a way to improve the accuracy of the spindle. After all, the spare parts of heavy equipment processing are very large. If heavy load cutting cannot be carried out during the processing, the efficiency will be too high." It's low..." For heavy equipment, accuracy is second, and rigidity is the most important indicator.

After all, in the machinery industry, the precision of most heavy machinery products is not very high.

Even many product design errors will exceed one or two millimeters.

This is not like all kinds of ordinary small parts, which are all counted by a few tenths of a millimeter.

"Rigidity is also a big problem..." The original smile on Sun Lin's face disappeared in an instant.

If you don't consider the machining accuracy, machining efficiency and machine rigidity, just produce CNC gantry milling that can be controlled numerically, NHI can do it yourself! (to be continued..)

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