晶体塑性成形理论涉及到多方面的问题。
The theory of crystal plastic deformation involves several facets.
金属塑性成形技术是一种先进的制造技术。
The technology of metallic plastic forming is a advanced technology of manufacturing.
辊锻是金属塑性成形中的重要加工方法之一。
Rolling forging is an important means in metal-forming method.
基于微塑性成形的特点建立过渡式表面层模型。
Then transitional surface layer model are established to simulate the process of micro upsetting.
用超塑性成形工艺能一次成形出复杂形状的零件。
The complicated shaped parts are able to be singly formed by a superplastic forming process.
展示了超塑性成形技术在某些领域中的应用前景。
It also shows the prospects for applying the superplastic forming technique in some fields.
管材激光弯曲成形是一种柔性金属塑性成形方法。
而塑性成形新技术为这种汽车制造提供了有效的技术保障。
The new technology of plasticity forming provides effective technical guarantees for automobile manufacture.
机械压力机是金属塑性成形加工中的最主要的锻压设备之一。
The mechanical press is one of the most main forging and stamping equipments in metal plasticity forming processing.
“冷拉伸滚压”技术是一种新的轴类零件塑性成形的加工方式。
"Tension-Assisted cold rolling" technology is a new plastic forming method of shaft parts.
为在实际触变塑性成形工艺分析中的进一步应用奠定了理论基础。
It is theoretical basement to apply further for practice thixotropic plastic forming technology analysis.
用有限元法模拟金属塑性成形过程已成为塑性成形研究的中心问题。
Simulating the metal plastic forming process by finite element method has become a crucial question in the plastic forming study.
锻造成形机理非常复杂，数值模拟是目前塑性成形分析最有效的方法。
Forging mechanism is very complicated, and numerical simulation is the most effective method for plastic deformation analysis.
精密冷滚轧是金属塑性成形与轧制成形相结合的一种无切削加工工艺。
Precision CRF (Cold roll forming) is a kind of non-cutting technology, which integrates the metal plastic forming and rolling forming.
研究了半固态加工对材料的组织与性能的影响及与固态塑性成形的区别。
The influences of semisolid forming on the materials microstructures and properties, and the difference between semisolid forming and solid plasticity forming have been studied.
本文系统地介绍了微细塑性成形方法以及目前较常用的应变梯度塑性理论。
This paper systematically introduces some methods of micro-forming and a universal theory about strain gradient plasticity at present.
简介了复合塑性成形技术，重点介绍几种复合施力成形技术的特点及应用。
Compound plastic forming technique has been briefly introduced with emphasis on features and application of several techniques of compound forces applied to form.
与原机加工工艺相比，超塑性成形该零件的工艺简单，节省材料60%以上。
This part by superplastic forming process if simpler and saving material over 60% than by machining process.
作为一种连续局部塑性成形工艺，滚珠旋压被应用于制造铝合金薄壁筒形件。
As a successively and locally plastic deformation process, ball spinning is applied for the purpose of manufacturing thin-walled tubular parts of aluminum alloy.
目前，这种先进塑性成形工艺正在世界汽车工业轻量化进程中发挥着积极作用。
Currently, this advanced plastic forming technology plays an important role on the lightweight issue in the automotive industry.
介绍了金属塑性成形有限元分析中的网格生成与重划的现状、方法与实现技术。
This article introduces the current situation, all the methods and realizing technology of the FE simulation during the process of metal plasticity forming in details.
冷锻技术是一种精密塑性成形工艺，广泛应用于各种机械产品关键零部件的制造。
Cold forging is a kind of precise forming technology, and has the unique advantages compared to the traditional machining technology.
精密塑性成形已成为提高产品性能与质量、提高市场竞争力的关键技术与重要途径。
The precisely plasticity figuration method has become the key technique and important path to raise the product function and quality, and exalt market 's competition ability.
根据板材塑性成形过程中的拉应力与剪应力关系的假设，可以得到力学方程的近似解。
According to the hypothesis between tensile stress and shear stress relationship during sheet metal forming, a similar solution of the equations can be obtained.
高效少无氧化加热技术及热塑性成形过程中防氧化技术的研究，是实现精成形的关键配套技术。
High effective heating technology without or little oxidation and prevention oxidation during thermo-plastic forming are key kit technology to realize precision forming.
计算机和计算机辅助技术在板料塑性成形方面的应用，与其他学科专业一样也越来越广泛和深入。
The application of computer and computer aided technology in the areas of blank shaping is increasingly the same wide and deep as other objects.
这主要是由于塑性成形数值模拟的高度非线性和大计算量特征，使得成形过程优化变得非常困难。
Optimization of forming process is a very difficult problem due to high nonlinearity and huge computational cost of numerical simulations.
闭塞式精密塑性成形工艺适合于成形一些形状复杂、尺寸要求、表面质量和使用要求较高的零件。
Fully closed precise plastic forming processes are suitable to the forging which have complex shape, high dimension accuracy, good surface quality and using properties.
研究金属塑性成形规律的理论方法现在有主应力法、上限法、滑移线法、有限元法和有限体积法。
The basic theoretical methods such as Slab method, UBET, Slip Line method, FEM, and FVM have been used in the research of metal plastic forming technology.
研究金属塑性成形规律的理论方法现在有主应力法、上限法、滑移线法、有限元法和有限体积法。
The basic theoretical methods such as Slab method, UBET, Slip Line method, FEM, and FVM have been used in the research of metal plastic forming technology.
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