Conclusion of mold filling simulation experiment of iron mold sand coated casting of Flywheel Casting
(1) The theory of self shrinkage is used to improve the hole filling rate of Flywheel Casting. (2) In the […]
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Types of sand sticking casting defects of cast steel bucket teeth
At present, the manufacturing processes of bucket teeth of excavators in China are sand casting, forging and precision casting. In
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Numerical simulation results and analysis of sand casting of large root arm boss of excavator
Under the same process parameters, three sand casting schemes were numerically simulated (Fig. 1). It can be seen from the
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Function, classification and setting principle of exhaust system in sand casting
1. Function of sand casting exhaust system (1) The exhaust system of sand mold casting discharges the medium-sized cavity of
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Methods of preventing back spraying in Lost Foam Casting
Lost foam casting is a kind of casting technology. There will be various casting defects in the casting process, which
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Mesh division and boundary condition setting of sand casting for large boom boss of excavator
Three process schemes of sand casting were numerically simulated by ProCAST software. The model is modeled by Pro / E
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Calculate the price of iron castings
How to calculate the price of iron castings: 1.Confirm whether we can produce the casting. We need to check whether
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Sand casting technology of large root arm boss of excavator
The sand casting of the boss at the root of a boom is made of ZG25, with a total length
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Casting process for root connection of excavator boom
The boom is one of the key parts of the excavator frame (boss). In the early stage, this product was
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Classification of hybrid electric vehicles
Hybrid electric vehicles are generally classified according to the form of power transmission, which can be divided into series type,
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Common casting defects of steel castings
Although the casting defects produced in the casting process of steel castings are similar to those produced by ingot casting,
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Nodular cast iron crankshaft iron mold sand coated casting
Numerical simulation analysis is of great significance to optimize the sand coated casting process of iron mold. Although the numerical
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Nodular cast iron crankshaft castings
Effect of chemical composition on as cast microstructure of nodular cast iron (1) The present situation of nodular cast iron
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Normalizing treatment of nodular cast iron crankshaft
Normalizing treatment can improve the strength of nodular cast iron crankshaft. The purpose of normalizing nodular cast iron is to
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Cooling process of nodular iron crankshaft by sand coated casting
As mentioned earlier, iron mold sand coated casting uses the rigidity of iron mold to eliminate the shrinkage cavity and
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Research status of casting filling process
Mold filling process refers to the flow process of liquid metal in each component of gating system and mold cavity.
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Dynamic superposition of shrinkage and expansion during solidification of iron castings
The apparent shrinkage time of iron castings only accounts for a part of the total solidification time, and the external
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Verification experiment on gating system of iron mold sand coated Flywheel Casting
Design the iron mold sand coated casting mold. The thickness of the sand coating layer of the gating system is
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Shrinkage cavity shrinkage porosity casting defect volume
After mold filling, the volume VL ‘of molten metal in the casting is equal to the cavity volume VL minus
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Analysis of casting defects of cast steel valve body by Lost Foam Casting
The valve body lost foam casting process design produced by ZHY Casting refers to the process scheme of other similar
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Lost foam casting defects
Wrinkle casting defect Wrinkle defect is due to polystyrene foam in high temperature metal pyrolysis to form a large amount
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Matters needing attention in lost foam casting process
There are certain specifications and requirements for lost foam casting, and the following aspects should be paid attention to in
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Wet sand mold casting technology of automobile crankshaft
Crankshaft is one of the most important components of automobile engine. For automobile crankshaft, its main function is to realize
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Design of gating system for Flywheel Casting
The experimental object is Flywheel Casting. The outer circle diameter of the casting is 350mm, the thickness is 39mm, and
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Main advantages of lost foam casting
Lost foam castings have accurate size and shape, good repeatability and the characteristics of precision casting; The surface finish of
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Technological analysis of Flywheel Casting
Flywheel is one of the important parts of engine. When the output torque of the engine is greater than the
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Calculation of bucket tooth length of excavator
Because the image segmentation method based on deep learning can segment the better bucket tooth contour of excavator, the length
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Calibration of the two bucket tooth positions of the fault
When the number of faulty bucket teeth is 2, the idea is similar to that of a faulty bucket tooth.
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Design and process analysis of gating system for iron mold sand coated casting
Iron mold sand coated casting is mostly aimed at nodular iron castings, because the rigidity of iron mold can give
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Pouring time of sand casting
The sand casting time is determined as follows: Where: G – weight of sand casting (excluding pouring Li weight), unit: