The light detection system of the 1011M photoelectric sorting machine is mainly composed of a combination of a light source, a convex lens and a slit, a lens power supply, a preamplifier, and a background. Figure 8 is a schematic view of a light detecting device. Figure 9 is a schematic view of the
Read moreCurved bevel pinion and bevel gear assembly have higher requirements on the center distance and cutting depth. The frequency of the tooth tip is too thin and the small end is damaged. The load capacity of the gear transmission is significantly reduced during operation, which causes the gear to brea
Read moreAs one of the important components of the vehicle, the tire not only concerns the handling performance of the vehicle, but also relates to the life safety of the people on the vehicle. After all, no matter how fast the car runs, it depends on the grounding of the four tires. According to s
Read moreProject Name: S215 Line Sanchakou-Shiche County Highway Engineering Progress: Environmental Impact Assessment Construction Period: 2011.10-2014.10 Major equipment: excavators, bulldozer rollers, tamping machines, mixing towers, pavers, hoists, tunneling machines, shield machines, rigs Project Des
Read moreThe industrial shock wave triggered by the 9th-magnitude earthquake in Japan is gradually spreading. This time it was not only Japanese car companies that were involved. GM became the first U.S. company to shut down overseas factories due to the earthquake in Japan. On March 19, General M
Read moreRecently, the 2012 "China Electrotechnical Society Science and Technology Award" and "electrician industry - Chint Technology Award" award ceremony was held in Beijing. Former Vice Minister of Machinery Industry Lu Chun-Sun, Honorary President of Chint Foundation, former Vice Mi
Read moreSilver zinc can lead Fire refining is an intermediate product in addition to silver and zinc. The factory that produces bismuth also adds zinc and silver to produce silver-zinc shells during the refining process. Zinc has a strong affinity for gold and silver. When refined lead or refining bismuth
Read moreChapter V Opening, Bid Evaluation and Calibration Article 23 The time for issuing the bidding documents to the bid opening shall be determined by the project legal person according to the size of the project and the content of the bidding. Large and medium-sized projects shall generally be complet
Read moreI. Overview of microbial oxidation leaching (1) Microbial leaching process The process of microbial leaching is simple and easy to operate, and the leaching agent can act on the boundary area of ​​the grain. Therefore , the recovery rate of gold is high, generally more than 90% or e
Read more(3) Major technical improvements since the plant was put into production: 1) The original design uses a fixed rod sieve with a mesh opening of 200mm, and the discharge of the rotary crusher is divided into two stages, so that it can be treated by the self-grinding machine after reasonable ore blen
Read more   After the mineral particles are magnetized in the external magnetic field, they can be regarded as an equivalent magnetic bar, as shown in the following figure:    The magnetic moment of the magnetic bar is:       M=Q magnetic L Q magnetic in the formu
Read moreThe qualified products of the crushing workshop are sent to the grinding powder ore bin by a belt conveyor. And use the unloading trolley to distribute into the powder mine bin to prevent the ore from segregating in the mine bin and ensure uniform particle size. It is usually designed according to
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