Optimization of Rapid Investment Casting Process for Gas Turbine Blades
AbstractThis paper focuses on the optimization of the rapid investment casting process for gas turbine blades, addressing the issues of […]
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rapid casting
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Numerical simulation of mold filling and solidification process of cylinder head in rapid sand casting
With the development of economy, China’s automobile industry has developed rapidly, but it is facing the problems of unreasonable industrial
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Rapid casting technology of tractor gearbox shell
In recent years, with the vigorous development of manufacturing industry and the acceleration of the diversification of product market demand,
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Simulation results and production verification of rapid sand casting process
1. Simulation analysis of liquid metal filling process The filling state and temperature distribution at different stages of liquid metal
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Process flow and process design of rapid sand casting
The process of rapid sand casting technology to realize the rapid manufacturing of parts is as follows: establish the three-dimensional
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Improvement of rapid casting technology for tractor gearbox shell
The structure of gearbox shell is shown in Figure 1. Its material is QT500-7, the blank weight is 458 kg,
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Original technology and existing problems of rapid casting of tractor gearbox shell
1. Casting process In order to ensure the smooth filling of molten iron and prevent the occurrence of defects such
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Rapid casting and pouring test of tractor small parts
1. Water glass sand mold pouring test Figure 1 shows the water glass sand mold pouring test of the brake
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Rapid casting method of tractor small parts
The internal and external lifting arms, the transmission rod of the separation manipulator and the brake housing of the tractor
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Error transfer route in SLS rapid investment casting process
SLS rapid investment casting generally needs three steps: SLS prototype firing, wax impregnation post-treatment and investment casting. Because there is
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Observation on size error transfer from prototype to wax pattern in SLS rapid investment casting
In view of the influence of different post-treatment on the surface quality of the specimen, considering the low surface strength
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Analysis of post processing results of size error transfer from prototype to wax pattern in SLS rapid investment casting
In the experiment, the dimension deviation is used as the measurement index of the dimension accuracy of the specimen. The
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Dimension error from CAD model to SLS rapid investment casting prototype
The process parameters of SLS were predicted as follows: temperature 95 ℃, laser power 30W, powder layer thickness 0.14mm, scanning
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Influence of forming equipment on forming precision of SLS rapid casting
For SLS rapid prototyping process, it is difficult to achieve the SLS prototype with good surface quality and dimensional accuracy
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Effect of process parameters on precision of SLS rapid casting prototype
In the selective laser sintering process, the process parameters have a great influence on the sintering quality. The main influencing
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Effect of model delamination on precision of SLS rapid casting
The delamination thickness of the model is mainly determined by the precision of the rapid prototyping equipment, the particle size
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Influence of data model discretization on SLS rapid casting precision
STL (stereolithography) was founded by 3D system software company. It was initially used in the early stereolithography machine to determine
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Dimensional error from prototype to wax pattern in SLS rapid investment casting
The wax impregnation process plays an important role in improving the strength and surface quality of the specimen. According to
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Research status of rapid sand casting at home and abroad
Rapid Prototyping technology relies on the point by point accumulation forming of materials, which is not restricted by the manufacturability