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What is impulse die casting
Oxygen-filled die-casting is divided into: oxygen-filled die-casting and directional air extraction and oxygen-filled die-casting (1) Oxygen die casting When analyzing the bubbles of aluminum alloy die castings abroad, it is found that 90% of the gas is nitrogen, while the nitrogen in the air should be 80%, and the remaining 20% is oxygen. This shows…
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Solution to cracks of die-cast aluminum machining parts
How to solve the cracks in die-cast aluminum processing? The following editor will talk about it for you; 1. Analysis of possible causes .There are many reasons for cracks in aluminum alloy die castings, such as cold cracking, hot cracking, material reasons, and so on. The analysis found… How to solve the cracks of die-cast…
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The relationship between die casting quality and mold
Mold is the main tool for die casting. Therefore, when designing the mold, try to make the overall structure of the mold and the structure of the mold parts reasonable, easy to manufacture, easy to use, safe and reliable. To keep the mold from deforming during die-casting, the molten metal flows stably in the mold,…
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What are the advantages of zinc alloy die castings?
With the development of the economy, China’s steel production now accounts for more than 50% of the country’s total. Due to the influence of technology, Dongguan zinc alloy has been continuously optimized to solve the lack of previous products and occupy an important position in the market. More customers choose to use Dongguan zinc alloy…
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The Causes Of Undercasting Die Castings
In the production process of die casting parts, many quality problems will be encountered, that is, as a common quality defect of die casting parts, under-casting is one of the defects. What are the reasons for under-casting of die-casting parts? The analysis is as follows: During the forming process of die casting, some parts are…
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The main advantages of aluminum die castings and their operating temperature
Aluminum die castings play a very important role in the current industry. They are widely used in many industries. With the continuous development of society, people’s living needs are getting higher and higher. The use of aluminum die casting china process The demand is also increasing. The main advantages of aluminum die casting The mechanical…
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The use requirements and maintenance points of the die casting machine
Environmental requirements Operational requirements 1. Before starting 2. Starting Other needs 1. When the machine is repaired 2. When repairing machines and electrical appliances 3. Spray anti-rust agent When the mold (mold) is left unused for a long time, a layer of rust inhibitor should be sprayed on the surface of the mold (china die…
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Accurate positioning of vertical machining center manufacturers increases stability!
The working table of the vertical machining center manufacturer adopts 4 positioning cones for precise positioning, and the air blowing and hydraulic pull rod on the common cone surface ensure the rigidity and precision of the working table to maintain high stability. Optional high-efficiency active interchangeable working table, working table positioning accuracy 1 degree or…
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What are the factors affecting the price of vertical machining centers
In fact, whether it is an imported vertical machining center, a Taiwanese vertical machining center or a domestic vertical cnc machining center, as far as the vertical machining center itself is concerned, even if it is the same brand, the same model of vertical machining center, the configuration is different. The price is also different.…
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Accuracy standard of CNC horizontal lathe
The method often used in CNC horizontal lathe control engineering is: first establish a simplified model that is as linear as possible, and then obtain the approximate characteristics of the system on this basis. If necessary, use more complex models for further research. This step-by-step approximate research method is a commonly used method in engineering.…
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Methods often used in CNC machine tool control engineering
The grinding wheel carriage guide of the CNC machine tool adopts the cross-roller rigid guide, and the equipment adopts its semi-automatic feeding mechanism and its rotary cylinder. The tailstock shaft system of the equipment has the characteristics of gap-free rigidity. The electrical box, the hydraulic box cooling box and the machine tool Separation. The bearing…
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The model of the control system of the vertical machining center
The model of the vertical machining center control system is usually not an easy task to establish an appropriate mathematical description for the actual control system. In addition to choosing a suitable modeling method, it is also necessary to deal with problems such as model simplification. . In order to accurately describe the mathematical relationship…
