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Radio-hydraulic control technology

Radio-hydraulic control technology

Radio-electrohydraulic control technology combines the advantages of electro-hydraulic control technology and wireless communication technology, and can be widely used in fields such as engineering machinery. It not only improves the automation level and operability of engineering machinery, but also improves the working environment of operators and reduces operational errors caused by limited vision. It has been widely used in industries such as construction and mining in engineering machinery, accelerating the process of national industrialization. I. Basic Principles of Radio-Electrohydraulic Control Technology The basic working principle of radio-electrohydraulic control technology: First, the radio-electrohydraulic control system will allow operators or

26

2015

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Technical Development of Computer-Aided Hydraulic Integrated Block Design

Technical Development of Computer-Aided Hydraulic Integrated Block Design

Abstract: This article divides the technological development history of computer-aided hydraulic integrated block design software and discusses the technical characteristics of each development stage. In hydraulic system design, the integrated block is the main board that connects the channels or pipelines of various functional valve blocks of the system; it is not only a connection mapping of the hydraulic schematic diagram on the three-dimensional valve block, but also an expansion based on the installation conditions of the functional valve block and the manufacturing process of the integrated block; the design of the integrated block is an assembly design from known functional valve bodies, from the bottom up; the design not only considers the functional valve block on a certain surface of the integrated block

26

2015

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01

Reasons and solutions for poor hydraulic cylinder seal performance

Reasons and solutions for poor hydraulic cylinder seal performance

Everyone knows that after using a hydraulic cylinder for a period of time, the two most common undesirable phenomena are a decrease in operating speed and insufficient thrust. The main reasons for these two situations are as follows: 1. Excessive leakage of hydraulic oil inside the hydraulic cylinder. 2. The oil seal at the end of the hydraulic cylinder is pressed too tightly, but it is also possible that the piston rod has bent, resulting in a significant increase in resistance and friction. 3. The operator frequently uses only a certain section of the stroke when using the cylinder, leading to poor linearity of the cylinder, and in severe cases, causing damage to the hydraulic cylinder.

22

2015

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01

How to maintain a hydraulic cylinder

How to maintain a hydraulic cylinder

Hydraulic cylinders bear significant pressure; heavier loads equate to higher pressure. Therefore, proper maintenance of hydraulic cylinders is crucial for the entire hydraulic system. The hydraulic cylinder is akin to the heart of the hydraulic system; heart problems are difficult to repair, thus, hydraulic cylinder maintenance demands meticulous care. First, rust prevention is key. Since the piston of the hydraulic cylinder extends during operation, it's exposed to oxides and acidic gases. Applying an appropriate amount of grease is necessary for protection to prevent it from bearing the brunt of damage.

21

2015

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01

Installation precautions for hydraulic cylinders and how to properly maintain and care for them?

Installation precautions for hydraulic cylinders and how to properly maintain and care for them?

I. Installation Precautions for Hydraulic Cylinders 1. The hydraulic cylinder and its surroundings should be clean. The oil tank must be sealed to prevent contamination. Pipelines and oil tanks should be cleaned to prevent the presence of loose iron oxide scale and other debris. Cleaning should be done with lint-free cloth or special paper. Hemp yarn and adhesives cannot be used as sealing materials. Hydraulic oil should be used according to design requirements, paying attention to changes in oil temperature and pressure. When unloaded, open the bleed screw to vent. 2. There should be no looseness in the piping connections. 3. The base of the hydraulic cylinder must have sufficient rigidity; otherwise, when pressurized, the cylinder barrel will bow upwards, causing the piston rod to bend.

21

2015

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01

Hydraulic cylinder design sharing

Hydraulic cylinder design sharing

First, before designing a hydraulic cylinder, let's share some considerations: 1. Minimize the hydraulic cylinder's external dimensions for a compact structure. 2. Ensure the speed and stroke of the hydraulic cylinder's reciprocating motion meet the required traction force. 3. Ideally, the piston rod should be under tension, not compression, to prevent bending deformation. 4. Ensure each part has sufficient strength, rigidity, and durability. 5. Avoid lateral loads on the hydraulic cylinder as much as possible. 6. For long-stroke hydraulic cylinders, the piston rod should be prevented from sagging when extended. 7. Eliminate deviations between the piston, piston rod, and guide rails.

21

2015

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Hydraulic equipment anatomical chart

Hydraulic equipment anatomy chart

21

2015

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01

What is the secret behind German manufacturing?

What is the secret behind German manufacturing?

What exactly is "Made in Germany"? When it comes to "Made in Germany", everyone thinks it's good, from cars to screwdrivers, but not everyone understands why they are good and exactly what makes them good. The reputation of "Made in Germany" is built on a very interesting and crucial point of view: distrust of human beings. Germans have a deeply rooted belief that everyone makes mistakes and that there will always be errors, especially in the production process, and these negative influences introduced by people are magnified at each stage of the assembly line and inevitably affect the quality of the product. Therefore, in the entire product production process, people

21

2015

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