2015年7月8日星期三

HAOMEI Mini concrete mixer of applying in various terrains

Mini Concrete mixer is used for the production of concrete which is suitable for various needs, the machine not only need to meet all the technical scale, but also must adapt to a variety of field topography. The design of the machine and its components need according to different requirements, one of the very important one is: modify, adjunction and extended need according to the function of machine technology. What's more, the automation system must have a high level of flexibility.
The control system task of mixer is to ensure the safe and reliable mixing manipulate, Water quantity is firstly weighed by measurement scale of two control valves, and then measured more accurately by the parallel type flow meter. In most cases, the controller of concrete mixer not only focus on the concrete mixer machine itself, but also need to deal with many other equipments which is not directly related to the concrete production,including recycling, sand and water heating, insulation, lighting equipment and so on. Because the B & R technology is flexible and has open architecture, it is very suitable for the optimization and integration of different systems. Therefore, they can satisfy the various requirements.
Concrete control equipment includes the concrete silo, concrete measurement scales and inverter control ingredients spiral. The measurement scales or radar sensor is used for measuring the amount of material in the silo. In order to avoid a lot of dust, concrete mixer equipment must also be equipped with an air filter, automatic removal of dust in the air using the principle of vibration. Sand and gravel can be weighed in the discharge chute or measured by the strain sensor on the conveyor belt. If we use the gravel trucks, they will be controlled by the inverter, the sensor of terminal position sensor and secure terminal position. Sand silo comprises one or two vibration device, ensuring the accurate loading. In the applications with high demanding, sand volume in the silo is measured by the radar sensor. If necessary, the radar sensor can be used to measure the water in the sand. Therefore, the concrete pre mixing process can be adjusted according to the collected measurement data.

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