Solidification process of squeeze casting
Figure 1 (A-D) and figure 1 (E-G) show the solidification of aluminum and magnesium alloy castings at different times during […]
Figure 1 (A-D) and figure 1 (E-G) show the solidification of aluminum and magnesium alloy castings at different times during […]
The inside of valve plate also needs pouring refractory layer, and the minimum width of valve plate is determined according
Although rheo squeeze casting can improve and improve the mechanical properties of 7075 alloy parts and eliminate some macro segregation,
As shown in the figure, the casting die interface pressure reaches the maximum value soon after the applied pressure. The
In order to isolate the high temperature of the pipeline, the high temperature resistant lining is poured inside the cylinder
In the solidification process of squeeze casting, on the one hand, due to the cooling of the casting, the metal
The simulation method based on ANSYS is used to solve the temperature field and stress field in squeeze casting process.
7075 aluminum alloy is a kind of high strength aluminum alloy which can be strengthened by heat treatment. High strength
(1) Based on the calculation module of AnyCasting, the material thermal property model and parameters of 7075 aluminum alloy wheel
In the process of casting, there are many factors that affect the heat transfer coefficient of the casting mold interface:
In the process of squeeze casting experiment, the material of the casting is aluminum alloy and magnesium alloy. The shape
The process of filling and solidification of 7075 aluminum alloy wheel parts in squeeze casting was simulated by AnyCasting software.
Denis et al. Systematically studied the interface heat transfer behavior between aluminum alloy and mold shell in investment casting process,
With the solidification process, the interface pressure gradually decreases to zero at some positions. When the interface pressure is reduced
In addition to the research on the interface heat transfer between casting and mold (die) in sand mold, metal mold,
The heat transfer coefficient model of squeeze casting interface is not affected by various experimental conditions theoretically. However, in the
Trovant et al. Found that the peak value of the heat transfer coefficient of the casting die interface appears when
As the conformal surface moves down under certain pressure and contacts with the rigid surface, the interface spacing decreases. Some
The mechanical parameters of the interface include two aspects: elastic parameters and plastic parameters. The young’s modulus of the integrated
The solution of the heat transfer coefficient and the research method of the heat transfer behavior of the interface between
Greenwood and Williamson proposed a statistical description of the vertex height of rough surface and considered that the convex curvature
The key to study the heat transfer behavior of casting die interface is the temperature change near the interface. It
This paper mainly introduces lspsf semi-solid pulping principle, process equipment and its upgraded PLC control system. The structural characteristics of
The vertical semi-solid squeeze casting machine generally adopts the structure system of vertical clamping and clamping, bottom transverse feeding, bottom
In the study, the contact between two rough surfaces is equivalent to the contact between a smooth rigid surface and
In addition to Beck inverse algorithm, regularization method and optimization method are also the methods that researchers focus on. Tikhonov
The geometric characteristic parameters of rough surface are determined by iso12085 standard program. F. Robbe Valloire discussed this method in
The inverse algorithm is the most commonly used method to solve the heat transfer coefficient of the casting die interface.
The direct problem of heat transfer calculation is to solve the temperature distribution in the calculation area when the boundary
The coating used was water-based graphite, and the coating thickness was measured by tt260b coating thickness gauge. In this paper,