Located in the Beijing Economic and Technological Development Zone, the
xiaomi Automobile Factory covers an area of 718,000 square meters, including a research and development test base, six workshops specially built for new energy vehicles, and a test track with a total length of 2.5 kilometers, where a newly released
Xiaomi Su7 comes off the assembly line in a steady stream, and after the production capacity climbs to full capacity, the factory can produce 40 Xiaomi SU7s every hour, which is equivalent to one every 76 seconds! A
New Car comes off the line every 76 seconds.
Big die-casting: 72 parts in one Three-stage structure to reduce maintenance costs
Into the millet car factory can be seen, the factory currently has six workshops, including: stamping, large die casting, body, painting, general assembly and battery.
Large die-casting is one of millet's five core self-developed technology. In December 28 last year, millet car technology release, millet founder, chairman and CEO Lei Jun introduced millet in the electric drive, battery, large die-casting, intelligent cockpit, intelligent driving field of the five core self-research technology, millet become the key to winning the new track.
Body and general assembly: robots cooperate to complete the body installation Accuracy is less than the thickness of 1 sheet of paper
In Xiaomi's body shop, you can visualize how a car is installed. The entire workshop of 381 robots, together with more than 20 employees, completed all the work of the workshop, compared with the same level of workshop, is three times its efficiency, which can be called a model of automation.
Detection: Self-developed equipment using light instead of human eyes Accuracy rate of over 99.9%
The use of X-ray flaw detection technology, can be in 84 seconds, for the equipment to take 28 photos, and in 1 second to determine whether the part is in line with the standard," the engineer said: "This technology is millet self-developed, the efficiency of more than 100 times the artificial".
Into the millet factory, almost no workers can be seen, in the detection of the link, but also the machine in the effort, in the big die-casting workshop, just manufactured parts are sent to the X-Eye intelligent quality inspection system. It can recognize instead of the human eye and point out defects, with an accuracy rate of more than 99.9%.
In the body shop, automated equipment that replaces manual inspection can also be seen. In terms of the appearance of the whole car, Xiaomi used 100% fully automated UV light inspection, with a measurement accuracy of ± 0.05mm.
Test: each car should be tested on 18 kinds of "bad road" first
After all installed, millet car can not be delivered immediately, but to go through a "bad road". Beiqing Daily reporter saw, outside the assembly workshop, there is a long about 1 kilometer "bad road", here are set up: twisted road, bumpy manhole cover road, cobblestone road, speed bumps road, run off the acceleration of the road and so on more than 18 kinds of special road conditions, including most of the difficult road conditions that can be encountered in the daily road surface.
Every Xiaomi SU7 that comes off the production line from the factory will first complete a vehicle test and verification track with a total length of 2.5 kilometers, a design speed of 120km/h, and covering 18 kinds of road conditions before being delivered to users.
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