Structural modeling of tubular truss bridge with cast steel joints
In order to effectively analyze the fatigue performance of cast steel joints in tubular truss bridge, a tubular truss bridge […]
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Casting defects of cast steel joints
With the continuous improvement of China’s economic strength and construction level, various steel structure buildings with beautiful appearance, high reliability
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Cause analysis and optimization measures of defects in sand casting coupling parts
1. Cause analysis After preliminary analysis, it is concluded that the main problem in the simulation results of tooling gating
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The causes of billet continuous casting defects are analyzed
The defects of billet continuous casting mainly include surface defect reconnection, inclusion and scar, scratch and vibration mark. The internal
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Analysis of blowhole defects in large steel castings
1. Expression form of pore defect During the welding process, the gas in the molten pool does not escape in
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Sand casting of dredge pump body
China’s dredging industry has a long history. As early as the spring and Autumn period and the Warring States period,
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Verification and effect of measures for casting defects of wheel hub steel castings
In order to verify the casting quality effect after process optimization, the trial production of 5 wheel hub steel castings
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High strength gear ring steel casting
Low alloy high strength steel is widely used in mechanical engineering, electric power, pressure vessel, automobile industry, mining machinery, oil
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Based on CAD_ CAE_CAM Research and development of sand casting process technology
As a material processing technology that has been used for thousands of years, sand casting is the most direct way
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Test of sand casting broken axle housing
In order to verify the feasibility of sand casting pouring process, the sample trial production of broken axle housing is
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Large steel castings for generators
With the continuous development of wind power generation, the manufacturing requirements of wind power equipment are also increasing. Especially in
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Self made enterprise standard of cast steel large gear to reduce defects
The root cause of exposed defects after tooth milling is that the internal defects after rough machining are not treated
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Process and quality inspection of large steel castings
1. Casting process Fig. 1 is the casting process diagram of the main frame and hub of 6 MW wind
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Improvement of casting process for crossbeam of large steel casting rotary crusher
Through the calculation of niyama function value, the cniyama value at point 4 far away from the casting riser and
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Analysis of slag inclusion defects in large steel castings
1. Manifestation of slag inclusion defect Slag inclusion defects are formed by the slag remaining in the weld during welding.
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Analysis of common welding defects of large steel castings
Steel casting products are the most basic and important components of all kinds of equipment in modern equipment manufacturing industry.
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Optimization of casting defects of wheel hub steel castings
In order to ensure the quality of wheel hub steel castings, the process scheme is optimized, and 14 65 mm
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Casting and pouring experiment of cross beam of large steel casting rotary crusher
The pouring test was carried out on the improved process of steel castings (using two heating risers for liquid metal
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Analysis of simulation calculation results of casting defects of wheel hub steel castings
ProCAST software is used to simulate and calculate the scheme before process optimization of wheel hub steel casting. The judgment
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Precision casting, roasting and pouring technology of driving wheel
1. Roasting The average thickness of the casting shell of the driving wheel reaches 30 m, and the local thickness
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Comparative analysis of optimal design results of gating system in sand casting
The gating system of the optimized two pouring schemes after adding riser and cold iron is re meshed, sand casting
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Simulation analysis process of casting defects of wheel hub steel castings
1. Meshing of process modeling Using 3D modeling software creo2 0 carry out three-dimensional solid casting process modeling for castings.
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Cause analysis of casting defects in wheel hub steel castings
Wheel hub steel casting is one of the important structural parts of the traction system of a crawler vehicle. The
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Prediction of steel casting defects by ProCAST simulation technology
In recent years, in order to improve the level of digital manufacturing technology in the traditional casting industry, a lot
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Method for reducing defects on tooth surface of large cast steel gear
It is very difficult to deal with the tooth surface defects after finishing. When the precision of large cast steel
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Casting simulation calculation and analysis of beam of large steel casting rotary crusher
1. Modeling Steel casting material ZG275-485; The pouring temperature is between 1550 ~ 1560 ℃, and the ambient temperature is
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Basic setting of sand casting mold template project
Open the three-dimensional model of sand casting mold template, run the processing module of UG NX software, first open the
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Analysis of casting process for crossbeam of large steel casting rotary crusher
Figure (a) shows the beam casting of the crusher (the right side of the casting is the cutting part). The
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Prediction of shrinkage cavity and porosity defects of beam of large steel casting rotary crusher
Shrinkage cavity and porosity are two common casting defects in large steel castings. They are mainly distributed in the last
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Precision casting high strength mold shell of driving wheel
4.1 water glass binder is used for coating, quartz powder is used for surface layer powder, and bauxite is used