Vacuum pump exhaust valve is not working properly, will naturally greatly affect the degree of vacuum, vacuum pump exhaust valve repair is crucial. Today Xiaobian sorted out vacuum pump exhaust valve repair steps. 1, when dismantling, first pump oil let go part of the oil surface down to below th
Read moreAccording to analysis, since the polyester and polyethylene plastic films were successfully used in commercial packaging in 1950, vacuum packaging machines have been rapidly developed. Although China has a large gap compared to the United States and Japan, the development of their packaging indust
Read moreThe function of a wearable device depends to a large extent on what kind of sensor is built into it. Here are some of the sensors that are frequently used in wearable devices. Let's take a closer look at what they do. Accelerometer The accelerometer is the most basic type of sensor that can
Read moreThe ETC electronic toll collection system has been put into trial operation in two demonstrative regions in Beijing, Tianjin, and the Yangtze River Delta. Practice has proved that the implementation of ETC is an effective way to solve the congestion of highway toll stations and improve the efficien
Read moreValve procurement only a clear specification, type, pressure to meet the procurement requirements of the practice in the current market economy environment is imperfect. Because the valve manufacturer in order to compete for the product, each in the valve under the concept of a unified design, dif
Read moreRecently, the National 10 Departments jointly issued the "Guiding Opinions on Promoting the Transformation and Upgrade of the Automobile Maintenance Industry to Improve Service Quality" (hereinafter referred to as the "Opinions"), and will establish a system for the disclosure o
Read moreSoil moisture detection system We also call it the soil moisture monitoring system, which is mainly used to regularly monitor the soil moisture content in conjunction with soil moisture monitors or soil moisture sensors. Through the laws of soil moisture content changes, we can not only
Read moreMetal laser melting technology plays an increasingly important role in aircraft manufacturing. Shorter lead times, more suitable parts and unprecedented freedom of shaping are all important choices for this technology. This trend is even more evident nowadays: the outstanding performance of this te
Read moreSolidWorks2004 software establishes the three-dimensional model of cycloidal pinwheel reducer and the virtual simulation assembly of cycloidal pinwheel reducer. The design of cycloidal pinwheel reducer is designed by this method. It has quick and convenient design and the research result guides cyc
Read moreLearned from Hefei University of Technology, the group led by Professor Zhang Weixin and Hong Kong University of Science and Technology Professor Yang Shihe and other cooperation, recently using a new type of soft chemical synthesis of a high-performance manganese-based lithium-ion battery electro
Read more[China Agricultural Machinery Network Industry News] This year's hot but confusing hot words are nothing more than supply-side reform. This term was first proposed by Xi Da at the 11th meeting of the Central Financial and Economic Leading Group held on November 10, 2015. Later, the word was used
Read moreThe tackle is a simple lifting appliance that vertically lifts heavy objects. It is small and compact. Divided into manual and electric two. 1. The manual lifting tackle is a manual pulling chain, which drives the chain reel through the worm and worm wheel to lift and lower the weight. The self-ac
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