Casting forging compound forming process
The advantage of casting technology is that it can produce castings of any size and shape at low cost, but […]
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Prediction criterion of shrinkage cavity casting defects
The prediction criteria of shrinkage porosity and shrinkage cavity of iron castings have been studied and developed for many years,
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Casting defects of shrinkage porosity and shrinkage cavity in nodular cast iron
Shrinkage cavity and porosity are shrinkage casting defects produced in the solidification process of nodular cast iron. The solidification characteristics
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Abrasive wear characteristics of tractor parts track shoe
Tractor parts track shoes are the largest number of easily worn parts on tractors and bulldozers. Its working conditions are
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Sand casting process design of aluminum alloy box
1. 3D model of box The three-dimensional model of the box is shown in Figure 1. The material of the
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Numerical simulation of crankshaft casting
Computer numerical simulation generally includes the establishment of geometric model, meshing, pretreatment (determination of initial conditions and boundary conditions), numerical
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Basis of numerical simulation of sand casting process
The numerical simulation technology of sand casting process is a simulation technology method that combines numerical analysis, database technology and
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Casting technology of nodular cast iron
With the rapid development of automobile industry, the production and sales of engine are also increasing year by year. As
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Sand coating process of nodular cast iron crankshaft iron mold
Iron mold coated with sand has long manufacturing cycle, high cost and complex process test. Once the process design fails,
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Development and application of sand coating technology for crankshaft iron mold
The application of iron mold sand coating process for mass production in China began with single cylinder crankshaft. After years
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Surface nitriding defects of precision casting parts
The investment casting method is adopted for precision casting parts. The process is as follows: select appropriate paraffin material to
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Comparison of sand coating technology of crankshaft iron mold
Comparing the cooling curves of sand mold, iron mold sand coated casting and metal mold casting, it can be seen
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Optimization of lost foam casting process for cylinder block
Change the pouring position of the cylinder block and place the top surface of the lost foam casting of the
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Macro morphology and analysis of fracture surface of nodular cast iron
In order to further study the impact toughness of nodular cast iron for wind power fittings, the impact fracture of
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Sand coating technology of cast iron mold for crankshaft
Iron mold sand coated casting process is a new net forming casting process. The metal mold cavity is covered with
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Manufacturing technology of nodular cast iron crankshaft
The manufacturing process of cast crankshaft generally starts from the aspects of molten iron melting, spheroidizing treatment, inoculation treatment, alloying,
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Prospect of lost foam casting process for cast steel valve body
There are still many places that need to be supplemented and improved for the research on lost foam casting process
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Preparation technology of nodular cast iron crankshaft
The commonly used crankshafts at home and abroad are divided into two categories according to materials, forged steel and ductile
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Judging shrinkage casting defects by feeding unit
The prediction of shrinkage casting defects is based on the simulation of temperature field, and then the shrinkage of sand
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Determination of shrinkage casting defects by calculation of shrinkage
To calculate the shrinkage of an isolated hot spot, first determine the isolated region, and then use the formula to
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Determination of shrinkage casting defects with multiple hot spots
The judgment of multiple hot spots is to judge the number, size and position of hot spots that may be
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Prediction of shrinkage cavity and porosity casting defects during solidification of steel castings
In the casting production of steel castings, the most common defect is shrinkage cavity and porosity casting defect, and the
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Analysis of solidification process of sand mold casting
Fig. 1 shows the temperature field changes of sand mold castings at 2S, 40s, 120s and 220s after the molten
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Mathematical model of heat transfer in solidification process of sand castings
In the process of sand casting, liquid metal is poured into the mold and then dissipated heat to the surrounding
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Numerical simulation of lost foam casting of cylinder block
Import the three-dimensional modeling into ProCAST software in x-t format, repair the surface of the parts in mesh module, and
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Mathematical model for numerical simulation of mold filling process of sand mold castings
The filling process of metal liquid in sand mold casting is a very complex heat exchange process, which is accompanied
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Numerical simulation technology of mold filling process of sand casting
Overview of computer numerical simulation of mold filling process in the mold filling process of sand castings, there will be
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Numerical simulation of sand casting process
The combination of theoretical analysis, experiment and computer simulation is proposed to verify the correctness and feasibility of theoretical analysis
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Lost foam casting process for cast steel valve body
The lost foam casting process of cast steel butterfly valve body was studied and improved by numerical simulation, and ug8
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Simulation of large castings in casting process
With the help of the designed test and simulation, the database of thermophysical parameters of sodium silicate sand mold and