Technology of duck beak riser on top of iron castings
The top duckbill riser technology is based on the design theory of direct practical riser technology, which is mainly used […]
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Construction of digital gating and riser system for engine block iron castings
The specific application fields of digital pouring and riser process system for cylinder block iron castings are mainly reflected in
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Hot side riser technology of iron castings
The hot side riser process follows the principle of sequential solidification and meets the requirements of large riser technology. It
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Process recommendation and design of typical gating and riser for engine block iron castings
According to the mass, the cast iron parts of cylinder block can be divided into small cylinder body iron castings
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Failure analysis of diesel engine transmission shaft crack
The results are as follows (1) Through spectral analysis, the chemical composition of the sample is more than the requirements
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Failure detection of diesel engine drive shaft crack
Cracks were found at the flange after machining, and the macro morphology of the cracks is shown in Fig. 1.
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Brief introduction and analysis of forging process
(1) The main processing procedure of the diesel engine transmission shaft forging is forging isothermal normalizing rough machining ut flaw
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Liquid die forging 6061 aluminum alloy wheel hub
6061 aluminum alloy is a kind of deformation aluminum alloy which can be strengthened by heat treatment. Because of its
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Study on riser process design of cylinder block iron castings
In the process of pouring, cooling and solidification, the feeding liquid metal passes through the riser, riser neck and the
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Feeding theory and technology of cylinder body cast iron
As one of the key parts of the engine, the cast iron parts of the engine block have high quality
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Failure analysis of a diesel engine transmission shaft crack
42crmoh steel belongs to medium carbon alloy structural steel, which has high strength and toughness, good hardenability, no obvious temper
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Riser design of feeding process for cylinder block iron castings
In the production practice, the shrinkage modulus method is mainly used to design the process riser to complete the feeding
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Process statistics of cast iron castings for cylinder block
The process statistics are as follows: (1) There were 14 cases of L-type engine block and 36 cases of V-type
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Technical requirements for casting engine block
As a key part of engine, cylinder block casting is one of the difficulties in engine production. The design level
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Test of ferroboron for tractor box and cylinder block casting
1 Reagent Anhydrous sodium carbonate solid (analytical pure), sodium peroxide solid (analytical pure), nitric acid (analytical pure), sulfuric acid (analytical
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Prospective control experiment and analysis of five axis simultaneous high speed forming of sand mold
The z-axis is selected as the prospective control axis to verify the effect of five axis linkage speed control. Take
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Classification of cast engine blocks
There are many kinds of cast iron parts for engine block. The main classification methods are the number of cylinders
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High speed feed experiment of five axis simultaneous forming of sand mold
In order to further improve the efficiency of sand mold five axis linkage forming, in the above impeller sand mold
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Test of ferroboron for casting tractor case and cylinder block
Working conditions of ICP inductively coupled plasma spectrometer The working conditions of ICP ICP ICP spectrometer are: high frequency power,
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Treatment conditions of ferroboron test sample for tractor box and cylinder block casting
1 Sample weight If the boron content in ferroboron is high, the sample weight is too small, the weighing error
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Analysis of velocity fluctuation in five axis simultaneous forming of sand mold
In the process of five axis machining, due to the large amount of data, the control system can not carry
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Cast ferroboron for tractor case and cylinder block
Boron (element symbol b) is a rich element in China. Boron is often known as the vitamin in steel. Trace
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Five axis simultaneous forming experiment of casting sand mold
The experimental equipment is a digital five axis dieless casting precision forming machine developed by the General Institute of mechanical
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Casting and heat treatment of ductile iron piston
Ductile iron piston is mainly used in medium speed diesel engine. It is the key component of diesel engine. It
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Calculation of five axis simultaneous forming of sand mold
The three-dimensional modeling of impeller sand mold is carried out by UG, and the automatic cutter shaft machining mode is
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Single axis look ahead control strategy for five axis simultaneous high speed forming of sand mold
In order to limit the speed of each axis in the process of five axis simultaneous high-speed forming of sand
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Five axis simultaneous forming control of digital sand mold
Compared with the traditional casting, the precision forming technology of digital dieless casting, which uses the sand mold as the
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Significance of digital research on engine block casting
With the rapid development of social economy and the vigorous development of China’s shipbuilding, locomotive, construction machinery and other industries,
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RTCP kinematic model of five axis simultaneous forming of sand mold
The five axis machine tool with double turntable structure has a smaller part size, while the sand mold is mainly
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Casting heat treatment process of ductile iron piston
Normalizing ductile iron piston Normalizing, also known as normalizing, is to heat the workpiece to Ac3 or Accm above 30~50