Hydraulic transmission uses hydraulic oil as the working medium for energy conversion and power transmission. It has the advantages of large energy transmission, easy layout, compact structure, convenient commutation, smooth and uniform rotation, and easy to complete complex actions, so it is widely used in the field of construction machinery. Howe...
2023-01-3022000In use, the hydraulic transmission device may have many problems such as abnormality and leakage. In addition, during the operation of the equipment, many problems such as over-temperature will often occur, which will have a negative impact on the liquid in the equipment and reduce the characteristics.1、 Basic principle of hydraulic control...
2023-01-3022200The performance of AC servo motor is better, because AC servo is controlled by sine wave, and the torque ripple is small; The brushless DC servo is controlled by trapezoidal wave. But brushless DC servo control is relatively simple and cheap.The rapid development of permanent magnet AC servo drive technology makes the DC servo system face t...
2023-01-3035200Each type of motor has its own specifications. When selecting the type, it is necessary to follow the steps. Select according to its running speed, weight and other data, so as to select the product suitable for you. When selecting the servo motor specification, follow the following steps.(1) Specify the requirements for the movement condit...
2023-01-3027400The condenser of the industrial water chiller is a heat exchange device. Its function is to use the environmental cooling medium (air or water) to take away the heat of the high temperature and high pressure refrigerant steam from the compressor, so that the high temperature and high pressure refrigerant steam can be cooled and condensed into the r...
2023-01-3037100The water chiller is a kind of water cooling equipment, which can provide constant temperature, constant flow and constant pressure. The principle of the chiller is to inject a certain amount of water into the internal water tank of the machine, and the water is cooled by the chiller cooling system. Then, the water pump inside the machine will inje...
2023-01-3026300In cooperation with researchers from Germany, France and other countries, the Siberian National University of Russia has developed a pocket fiber laser doped with rare earth metal thulium, which can produce 1600~2500 nm wavelength laser and regulate the laser wavelength within a certain range, but does not affect the stability and power of the lase...
2023-01-3026201According to the latest news from foreign media, Luminar Technologies, an American manufacturer of lidar sensors, plans to establish a new factory in Asia and will seek to reduce the cost of each lidar sensor to $100.It is reported that Luminar outsourced the production of its lidar sensor to Celestica, a Canadian electronics manufacturing ...
2023-01-3037300Integrated servo motor is a kind of servo motor with high integration. In recent years, it has played a huge role in traditional manufacturing, advanced laser processing manufacturing, automatic production and other fields. From the perspective of production development trend, the integrated servo motor will replace the traditional motor and become...
2023-01-2928100The appearance of the dense cabinet makes our office life convenient and tidy. Compared with the traditional filing cabinet, it has many advantages. It is loved by everyone and widely used. From the meaning of the words on the surface, it can be seen that the intelligent dense cabinet is not an ordinary filing cabinet. Since it is intelligent, it m...
2023-01-2920600With the rapid development of society and various industries, chain conveyor came into being. Chain conveyor has many advantages in use. It is a kind of continuous conveying machinery that drives the conveyor belt through the sprocket, takes the flexible conveyor belt as the material bearing part and the traction part, and continuously transports t...
2023-01-2917600Researchers at Ruhr University in Bochum, Germany have developed an ultra-fast water-based switch. A short and powerful laser pulse can transform water into a conductive state in less than one trillionth of a second (10-12 seconds). During this time, its behavior is almost like metal, which makes it faster than the fastest semiconductor switching s...
2023-01-2925400Three-dimensional fiber laser cutting machine is a three-dimensional laser cutting equipment, which uses advanced fiber laser, fiber scanning, numerical control system, control system and other key technologies, and is a high-precision laser cutting machine.Its main working principle is as follows:In the traditional plane processing, the c...
2023-01-2931400Recently, Beike Tianpai received an investment of 180 million yuan led by Huiyou Capital, and other investors were Guolian Shuo and Hongsong Capital. The financing of Beike Tianpai means that it has completed the optimization of its equity structure and will accelerate the mass production and large-scale application of laser radar.Yiou Auto...
2023-01-2927000Recently, the thin film optics laboratory of Shanghai Institute of Optics and Precision Mechanics, Chinese Academy of Sciences has made progress in broadband laser modulation materials. Relevant achievements were published in Photonics Research with the title of "Broadband 1T polytype tantalum disulfide saturable absorber for solid state bulk laser...
2023-01-2920100
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