The use of CNC punch molding mold

Molding mold use note:

1. When using the molding die, the CNC punching machine is strictly prohibited without sheet metal stamping and can not be used to empty the die. At the same time, the tightness of the locking screw must be checked frequentl

·The "land" of autonomous car companies

Recently, I read a sales data of the US auto market. According to statistics, the number of new car registrations in the US in 2014 was 16.53 million, an increase of 6% compared with 2013. Among them, the top three best-selling models in the United States are all pickups (Pickup or l

Study on Evaporation Rate of Compaction Stress by Soil Moisture Tester

Soil moisture evaporation is the process by which soil moisture enters the atmosphere through the surface of the soil, gradually reducing soil moisture and gradually drying the soil surface. Soil evaporation is a very important process of soil moisture balance and has a close relatio

· China’s import and export real growth last year was 6.1%

According to Zhonghua, Vice Minister of the Ministry of Commerce of Xinhua News Agency, after the incomparable factors were removed, China’s imports and exports actually increased by 6.1% in 2014, and the actual growth of exports was 8.7%, which was higher than the expected ta

The characteristics of low-quiet air compressors for laboratory use

The air compressors used in the laboratory need to use low-noise, oil-free air compressors. If necessary, they can also be equipped with purification equipment, so that the air quality is better and the accuracy is higher.
Advantages of laboratory air compressor: 1. Safe to use: The mac

Qingdao bus uses chip smart tires


The reporter learned from the Qingdao Public Transport Group of Shandong Province on November 11 that in the near future the group has launched a “talking” safety smart tire. Two electronic chips have been implanted inside the tire. The mileage will be

Audi fully launched matrix LED headlights

From halogen headlights to xenon headlights to LED headlights, the car's lights are constantly being updated with the application of new technologies. The Audi brand, known as the lighting factory, has always been a pioneer in this direction. The newly launched A8L model is the first to app

Gear drive oil supply selection


At present, countries have many opinions on the choice of gear supply. Empirical values, empirical calculation formulas, and conditional calculation formulas are used in parallel. It is not difficult to find that different oil supply views have different oil supply requirements for gear tr