1. Working principle of the first mock examination double cavity aluminum piston casting mold assembly External mold I and external mold II are limited to split and close movement on the table top of the operating platform. When assembling the mold, the two are joined together, and the split...
In the process of automobile aluminum alloy wheel casting, the most important issue is the quality control. After a more detailed understanding of the principle, necessity, characteristics and key technologies of wheel casting, the following feasible suggestions are given on the casting quality control to ensure that the final...
The key technology of automobile aluminum alloy wheel casting can be introduced from the perspective of its casting process to clarify the final application, further promote the development of technology and provide more reliable guarantee for the automobile manufacturing industry. 1. Strengthen pressure holding analysis Pressure holding is an...
At this stage, the most important aluminum alloy wheel casting technologies include gravity casting, low pressure casting and forging. The following content describes gravity, low pressure and forging in detail to further clarify the relevant content and lay a foundation for the subsequent key technology and quality control recommendations....
The casting technology of automobile aluminum alloy wheel hub has been widely used in recent years. The application principle, type, casting process and application advantages of this technology are described in detail in order to better understand this technology and lay a foundation for promoting the development of technology....
Construct a second-order aluminum alloy sleeve response surface model and verify the model. The results are shown in Table 5. The R ^ 2 is 0.9772, and the R ^ 2adj is 0.9505, indicating that the predicted model has a good consistency with the actual value. The coefficient of...
Based on the experimental results, a second-order response surface model was constructed and the regression model was tested. The results are shown in the table. For a good model, the multiple decision coefficient R2 should not be less than 0.8, and the closer R2 is to 1, the better...
The response surface analysis method for aluminum alloy sleeves is a mathematical statistical method used to find the optimal experimental combination under multiple factors. It has the advantages of high accuracy, fewer test times, and low cost. Low pressure casting is a hot forming process, and the temperature distribution...
The research object is A356 aluminum alloy sleeve, whose appearance is shown in Figure 1. The overall shape of the sleeve is cylindrical, with raised parts in the middle and sides, and the structure is relatively complex. The overall dimension of the casting is 366 mm × 295mm ×...
Low pressure casting has the characteristics of good molding performance, high surface quality, and high production efficiency, but it also produces casting defects such as pores, cracks, shrinkage cavities, and porosity during the production process. In the low-pressure casting process of aluminum alloy sleeves, there are many factors that...