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                Jining Dingrui Construction Machinery Co., LTD

                News

                Komatsu excavator parts, loaders, bulldozer parts sales and export trade company

              1. The driving device of the slewing mechanism

                The driving device of the slewing mechanism

                Generally speaking, the driving device is mainly composed of the following three parts: the driving machine, such as the electric motor in the electric drive, the hydraulic motor in the hydraulic drive (including the hydraulic power source), the internal combustion engine in the internal combustion engine drive.

                2019-1-23
              2. Cause of noise of hydraulic parts

                Cause of noise of hydraulic parts

                Hydraulic parts fault leads to noise, suction phenomenon is one of the main reasons for the high noise of hydraulic pump, hydraulic pump valve plate is also one of the important components easy to cause noise.

                2019-1-23
              3. How an engine assembly line works

                How an engine assembly line works

                At present, the assembly line generally adopts the field bus control mode, through the field distributed I/O unified control assembly line operation and complete the communication between stations. Establish the field information monitoring system using Ethernet and other ways to complete the assembly line information collection, production scheduling

                2019-1-23
              4. Fuel injector has the following three main characteristics

                Fuel injector has the following three main characteristics

                Injection timing and fuel metering are completely separate, injection pressure and injection process is controlled by the ECU. The injection pressure of each cylinder can be adjusted according to the working condition of the engine, the starting point and duration of injection, so as to pursue the control point of injection.

                2019-1-23
              5. Become Our Partner

                Has been adhering to the "good faith management, service based" business principle, strict quality, multi-directional service, adhere to make good products

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