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Chapter and Conference Paper
An algorithm of Tool Path Generation for Parts with Regular Features
In general, for NC machining of the models with regular features, the relevant tool paths are also arranged in regularity. In this paper, an algorithm is researched of generating tool path attached to the mode...
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Chapter and Conference Paper
Optimization Design of Hydraulic Servo Actuators with 3-D.O.F. and Motion Decoupling
Robot actuator is one of very important key parts in robot researching field. Researchers hope an ideal kind of actuators with stronger output torque, lighter weight, smaller volume, motion decoupling and easi...
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Chapter and Conference Paper
Automated Generation of Dimension Chains for Auto-Body Dimensional Quality Evaluation
Dimensional quality evaluation is one of essential steps during auto-body early design stage. There are plenty of elements impacting on the variation propagation of assembly process. Dimension chain can addres...
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Chapter and Conference Paper
Coordination Component Based on Petri Net for Collaborative Design
Considering the lack of efficient coordination of task interdependencies in the collaborative design system, the temporal and resource coordination mechanisms for respective problems are established based on P...
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Chapter and Conference Paper
The Research on Integrated System of Mechanical Product Intelligent Design and Management Decision Support in CE Environment
From the views of optimising the process of product design and promoting the reliability and time utility of the management decision and improving the competitive ability of the product in the market, the theo...
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Chapter and Conference Paper
CAD Modeling of Straight Bevel Gears
In this paper, the foundation equations for gear modeling are presented. Based on ACIS geometric engine, gear-modeling software is developed. The solid model of a straight bevel gear is generated.
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Chapter and Conference Paper
Analysis of Compaction Process between Impact Compacting Machine and Roadbed
The non-linear soil mechanics model based on Mohr-Coulomb yield criteria is deducted, and impaction effect of non-column wheels of compacting machine is calculated using MSC/NASTRAN. The comparison between cal...
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Chapter and Conference Paper
Precipitation of the Gamma Prime Phase in a Ni-Co-Based Superalloy during Different Stages of Cooling
The cooling precipitation of the gamma primary (γ′) phase in a precipitation strengthened Ni-Co-base disk superalloy was investigated by various experimental and analytical methods. The alloy was super-solvus ...
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Chapter and Conference Paper
The Production of Bio-Steel and its Applied Research on Watches
Nickel free high nitrogen austenitic stainless steel has bio-friendly characteristics can be widely used in the products direct contacting with the skin, because it doesn’t contain nickel which may make people...
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Chapter and Conference Paper
Influence of Y/Zn Mole Ratio on the Phase Composition and Mechanical Properties of Mg-Y-Zn Alloys
The influence of Y/Zn mole ratio on the phase composition and mechanical properties of the Mg-Y-Zn alloys has been investigated. The results show that with the decrease of Y/Zn ratio, the Mg24Y5, 18R-LPSO phase a...
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Chapter and Conference Paper
The Effect of Silicon Additions on the Thermal Stability and Morphology of Carbides in a Ni-Mo-Cr Superalloy
The effect of silicon additions on the thermal stability and morphology of carbides has been investigated in a Ni-Mo-Cr superalloy. It is found that granular M6C carbides form at the grain boundaries in the stand...
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Chapter and Conference Paper
An Approach to Improve the Tensile Ductility of Particle Reinforced Ultrafine-Grained Metallic Composite by Nano-Dispersion Toughening
Nano-Al2O3 dispersoids were introduced and uniformly distributed into the matrix of micron B4Cp reinforced ultrafine-grained Al composite by a “flake powder metallurgy” (flake PM). The resulting B4Cp/Al(Al2O3) hi...
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Chapter and Conference Paper
Effect of Long Time Thermal Exposure on Microstructure and Mechanical Properties of C276 Superalloy
Due to the perfect mechanical properties and acceptable corrosion resistance, nickel-based superalloy C276 has been selected as the primary structure material of the experimental loop in thorium molten salt re...
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Chapter and Conference Paper
The Corrosion Resistance of Weathering Steels in Atmospheric Exposure and Laboratory-accelerated Corrosion Tests
The corrosion resistances of weathering steel and structure steel in atmospheric exposure and laboratory-accelerated corrosion tests have been investigated. The results showed that the corrosion rate of weathe...
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Chapter and Conference Paper
Magnetic, Magnetocaloric and Electrical Properties in Bulk Nanocrystalline Gd Metals
Magnetic, magnetocaloric, electrical properties of nanocrystalline and coarse-grained gadolinium (Gd) metals were compared in the present work. The bulk nanocrystalline matels have been consolidated from Gd na...
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Chapter and Conference Paper
Martensitic Transformation Behaviors of Fe-Ni Nanoparticles under External Field
The martensitic transformation behaviors of the Fe-Ni nanoparticles prepared by Sol-gel & reduction method under magnetic field and strain field were investigated, respectively. Results showed that the MS tempera...
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Chapter and Conference Paper
Stress Behavior of Incoloy 800 Superalloy in Slab Continuous Casting Process
A three-dimensional heat transfer mathematic model and elastic-plastic constitutive equation are developed. Based on ProCAST commercial software, MiLE algorithm coupled with user program is used to simulate so...
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Chapter and Conference Paper
Osteoblast responses to the modified surface of porous titanium
This study was to investigate osteoblast responses to four modified surface of porous titanium struts in vitro, which including the AH surface, the AHS surface and the HA surface. The morphology, element conte...
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Chapter and Conference Paper
Preparation and Optical Properties of Amorphous Sio Nanowires
SiO nanowires have been synthesized on SiC substrates with liquid phase Fe as a novel catalyst at 1300 – 1400°C. The length of SiO nano wires is in the range of several tens to hundreds of micrometers, and the...
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Chapter and Conference Paper
Effect of Cross Accumulative Roll Bonding Process on Microstructure and Mechanical Properties of Laminated 1100/7075 Composite Sheets
For the laminated metal composite sheets (LMCS) fabricated by dissimilar metals, the roll bonding process has an important impact on the microstructure and mechanical properties, especially on the anisotropy. ...