Optimization of the Casting Technology for Planetary Frame of the Shearer
A total of 25 planet carriers were produced in 10 batches by using the optimized casting process plan. Except for […]
A total of 25 planet carriers were produced in 10 batches by using the optimized casting process plan. Except for […]
In order to cut the area with casting defects in the casting diaphragm, it is necessary to first understand the
During the operation of the unit, the left and right sides of the casting diaphragm will produce stress under different
Cast grinding ball is a kind of wear-resistant product with a large amount of applications in nonferrous metal and metallurgical
1. Optimization of gating system size Compared with the original process, in addition to the change of gate position, the
As the main carbon dioxide emission source of manufacturing industry, sand casting technology plays an important role in energy conservation
In the past century, the continuous change of global climate has been a hot topic, and the impact of climate
Many factors such as the shape, wall thickness, material characteristics and size of the mold and the casting have an
Under the influence of the concepts of energy conservation and emission reduction and green environmental protection, more and more people
German experts have repeatedly stressed that “the key to the production of nodular cast iron piston rings lies in raw
1. Test materials and casting process parameters In this experiment, ZG35CrMo steel is selected as the material of mechanical bearing
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