With the continuous development of China’s industrialization, more and more mechanical equipment of different sizes and types are applied to […]
(1) The welder assembly of impeller blade assembly is composed of 6 parts: upper cover plate, lower cover plate, locating
In the traditional sense of investment casting, the welding of investment module, that is, after removing flash, polishing and inspection,
Based on the previous experience of investment casting and sand casting in the production of various impellers, the two commonly
As the most important output component of the shearer gear transmission system, the planet carrier has a complex structure and
1. Gridding The analysis is performed in the Ansys Workbench. The first step in finite element analysis of casting diaphragm
1. Impact performance After the impact test is completed, the impact absorption rate of bearing pedestal will change with the
1. Test materials and casting process parameters Combined with the scientific casting process and methods, the properties of casting samples
As we all know, bearing pedestal is an important part of modern machinery and plays an important role in the
At present, the coupler knuckle used in the couplers of China’s railway freight cars is cast coupler knuckle. The cast
From the casting process of nodular iron rings in the above countries, the main process methods abroad are double piece
In order to effectively ensure the casting effect of automobile engine cylinder block, this time, taking the casting of an
1. Causes The sand mold at the upper part of the outer rim of the casting supporting roller is a
The castings without riser system were introduced into magma, and the pouring posture of the connecting flange at the top
Fig. 1 shows the current mainstream pump casing casting process. The water system is injected at the parting surface height
Through the discussion and application of metal subsidy, dark subsidy and heat subsidy, it can be seen that these three
Another subsidy method that does not require product structure design changes is heating subsidy. The heating subsidy is to add
Since there are certain limitations and uneconomies in increasing metal subsidies, it is necessary to consider a process scheme that
(1) The defects of the anchor support and the outlet flange are close to the processing surface, and the processing
Metal subsidy is one of the most common subsidies. Metal subsidy refers to the structure subsidized on the basis of
At present, the application of computer in simulation casting process mainly focuses on the following aspects: (1) Simulation of mold
Although a large number of valuable achievements have been made in the past few decades, some important research still puzzles
Lost foam casting process is different from other casting methods. Lost foam casting process is a new casting method formed
As a key structural member in mining, metallurgy, coal, electric power and other industries, the composite seamless pipe is just
1. Cause analysis According to the morphological analysis of the casting pore defects after dissection, it is mainly invasive pores,
The optimized casting process is shown in Figure 1. The production method of flat casting is adopted, the parting surface
China’s iron and steel industry has developed rapidly, and its output has ranked first in the world for many years.
Additive manufacturing technology includes a number of modern processes. With the continuous development of various technologies, the application effect of
When examining the casting process of cylinder head, it is necessary to avoid unreasonable structure affecting mold parting or casting
At present, there are two main structures at the push rod hole of diesel engine cylinder head. One is that
