Production and product quality inspection of railway steel castings
The ultimate purpose of railway steel casting production is to obtain high-quality parts that meet the requirements of product quality […]
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Turning force in turning process of gray cast iron material for engine cylinder block
In recent years, many studies have been carried out on the evaluation of cutting performance of materials by cutting force
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Development status of casting technology
The basis of casting process design is the casting forming theory. The casting forming theory studies the mechanical, physical and
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Reduce casting defects
Casting is a process for producing products with liquid metal. The basic technology in mechanical industry includes manufacturing, welding, forging
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Foundry design of bracket products
The foundry design of bracket products takes a bracket product of construction machinery as an example, and carries out the
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Eliminating shrinkage cavity and porosity defects of steel castings
The traditional steel casting process design is analyzed through examples, and the shortcomings of the traditional process design are analyzed
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Development of steel casting simulation in China
Many foundry enterprises also use casting simulation analysis software to improve the process. Xiazezi and others from China shipbuilding industry
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Casting process simulation system
The traditional casting process mostly depends on a large number of empirical test data. Casting numerical simulation is an important
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Experimental material and preparation of gray cast iron for engine block
The composition and melting process of gray cast iron used in this experiment are jointly optimized and designed by our
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Common defects and prevention of wet molding clay sand steel castings
Compared with resin sand and sodium silicate sand cast steel process, wet mold clay sand cast steel process has the
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Batch production process scheme of railway steel castings
The position of the riser at the hook body part of the hook body is improper, and the feeding effect
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Production of shell steel castings by sand casting
Mainly analyzes and summarizes ZHY Casting optimized sand casting process from the aspects of product quality, scrap rate, product quantity,
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Production defect prevention of railway steel castings
Firstly, the basic process flow of trial production of coupler products, the main process equipment and process methods used by
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Production quality of steel castings for shell casting
Sand casting product is a kind of defective product. At present, no company at home and abroad can make sand
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Production quantity of steel castings for shell casting
When the original sand casting process produces the shell casting, the molding, core making, lower core box closing, pouring, sand
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Wet molding clay sand for railway steel castings
The production of wet molding clay sand steel castings abroad has a long history of application and development. According to
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Analysis of factors affecting the machinability of gray cast iron
There are many factors affecting the cutting performance of gray cast iron in actual production, which are generally analyzed from
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Batch production technology of railway steel castings
At the initial stage of trial production of hook body and tongue steel castings, the original process scheme is still
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Process simulation background of railway steel castings
It mainly simulates and optimizes the process of two parts: 17 coupler body and 16 coupler tongue, which are important
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Sand casting technology of railway steel castings
Firstly, the original sand casting process of 17 type coupler body and 16 type coupler tongue is simulated and analyzed,
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Analysis on sand casting process of coupler tongue
During the running of the freight train, the coupler tongue will be frequently pulled and compressed. During the pulling, the
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Technology of wet molding clay sand for railway steel castings
The wet molding clay sand process of railway steel castings is a more traditional and difficult to control energy-saving and
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Study on improving properties of gray cast iron
At present, in order to make gray cast iron achieve high strength, excellent casting performance and processability, casting engineers at
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Optimization of casting process for coupler groove body
According to the technical requirements of hook body steel castings, in order to simplify the casting process and ensure the
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Simulated pretreatment of casting process of coupler tongue
1. Model transformation and mesh generation The coupler knuckle and its casting process are modeled by UG, and then the
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Hot cracks defects caused by the structure of steel castings
The cracks of the motor shell are typical thermal cracks. There are more than 40 cracks and more than 80
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Process design and optimization of sand casting and investment casting
In the process of sand casting, the performance of sand mold is one of the key factors affecting the final
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Analysis on casting process of coupler groove body
The steel castings of coupler body are the key parts of vehicle connection, which have a significant impact on driving
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Simulation pretreatment of casting process for steel castings of railway couplers
The coupler body and casting process are modeled by proe and exported by Parasolid interface file format XT mesh file,
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Evaluation method of machinability of gray cast iron
The machinability of materials refers to the difficulty of cutting the excess part of materials to obtain qualified parts. Therefore,