Smelting and casting process of steel castings for motor casing
In terms of smelting process and equipment for molten steel of steel castings, developed countries usually adopt relatively advanced process […]
In terms of smelting process and equipment for molten steel of steel castings, developed countries usually adopt relatively advanced process […]
Figure (a) shows the beam casting of the crusher (the right side of the casting is the cutting part). The
1. Improvement of molding operation process As shown in the figure, change the original parting surface from φ 260mm center
With the deepening understanding of the environment around the world and the maturity of renewable energy comprehensive utilization technology, the
By designing the test device by pouring method, the thermophysical parameters of glass quartz sand used in actual sand mold
Casting process refers to the process of pouring high-temperature liquid metal into the mold to obtain a certain shape of
The advantage of casting technology is that it can produce castings of any size and shape at low cost, but
It mainly studies the thermophysical properties related to heat transfer in the casting process, such as thermal conductivity and specific
The development of numerical simulation of sheet metal flow in 1987 is limited by the development of computer simulation of
After decades of development, the computer simulation of casting filling and solidification process has After decades of development, the computer
The research on Numerical Simulation of China’s foundry industry began in the late 1970s. However, it has developed rapidly together,
1. Test process parameters Three nodular iron castings were tested and poured. The main parameters during the test are: the
In 1944, Victor pastes of Columbia University first applied numerical simulation to the casting process, and made heat conduction analysis
The boom is one of the key parts of the excavator frame (boss). In the early stage, this product was
Mold filling process refers to the flow process of liquid metal in each component of gating system and mold cavity.
For iron mold sand coated casting, generally, its cooling speed is fast, the apparent shrinkage time is long, and the
The gating system, riser and chill must be designed according to the solidification principle of castings in sand casting process.
Foundry industry plays an important role in the development of national economy. In recent years, the output and quality of
The mold free digital precision forming machine is used to realize the milling and forming of glass sand and resin
The filling process and solidification process of typical box castings are simulated by using the casting process numerical simulation software.
1. Simulation of mold filling process of excavator rear axle casting After improving the process, the mold filling process of
1. Optimization of gating system In view of the turbulent flow caused by the unstable flow of liquid metal in
The numerical simulation is carried out by AnyCasting software. The material is set as zg20simn, the pouring temperature is 1580
Sand casting is the most popular and simplest type of casting, which has been used for centuries Sand casting is
The rear axle of high-speed excavator is the installation device of differential and half shaft, and bears the counter torque
Before the casting of valve castings, relevant personnel need to know the valve structure and valve overview in detail, such
① CAE (Computer Solidification Simulation): Predict casting defects and optimize casting process; Enhance scientific decision-making and reduce experience dependence; Shorten
1. Impact performance For the performance test of mechanical bearing pedestal, it can be found that the impact absorption of
The main function of bearing pedestal is to support and fix the bearing. At the same time, it will also
The production of nodular cast iron piston ring of Liyan company is the same as that of NPR, that is,