分析了板材渐进成形连续模拟关键技术。
Analysis the key technique of continuous simulation for incremental sheet forming.
通过挤压成形的应力分析,确定了连续挤压工艺及其挤压模结构,在实际应用中取得了令人满意的效果。
Continuous extrusion technology and its die structure have been determined via stress analysis in extrusion forming and characteristics of material itself, with satisfactory effect in practical use.
针对进行连续挤压成形系统有限元分析所需的理论基础做了说明。
Explain the basic theory that will be used in analyzing the continuous extrusion deformation system FEM method.
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.
根据铝带坯连续铸轧过程瞬态凝固、流变成形的特点,同时考虑影响辊套与铸坯传热界面的接触热导问题,建立了铝带坯连续铸轧过程热力耦合有限元分析模型。
According to the characteristics of transient solidification and rheological forming in continuous roll casting process, a set of thermal-mechanical coupling equations had been set up.
文中考虑了轧件的弹复,保证了下一道次变形历史的延续,从而为真实模拟方矩形连续辊弯成形过程奠定基础。
Workpiece's spring-back is considered in this paper, deformation's history is assured in the next pass, and then square rectangle tube in continue roll forming process lay a foundation.
获得的结果对连续辊弯成形中的产品质量的控制和孔型的优化有着重要意义。
The simulation results are useful for product quality and the profile designed in continue roll forming.
介绍了成形法磨削圆柱齿轮的加工特点和最小二乘圆弧及其连续圆弧的求解过程。
The machining characteristics of mold grinding cylinder gear and the solving process of least square circle arc and continuous circular arc are introduced in this paper.
将不锈钢板送入多个轧制成形设备,根据预定的工艺步骤进行连续的加工。
Stainless steel plates are added into a plurality of roll forming devices, the continuous processing is performed according to the predetermined process.
为采用快速成形方法制造连续纤维复合材料件进行的探索。
The process that makes the continuous fiber reinforced composite by RPM (Rapid-Prototyping and Manufacturing) process is investigated.
电沉积镍涂层薄板作为高性能电池的外壳,因其具有直接成形,无需后续电镀,易于实现连续化生产的特点,得到了广泛应用。
The electrodeposited nickel coating sheet is far-ranging used as battery shells for its direct forming, no post-plating and easy to achieve continuous production.
作为一种连续局部塑性成形工艺,滚珠旋压被应用于制造高强度、高精度的纵向内筋薄壁筒形件。
As a successively and locally plastic deformation process, ball spinning is applied in order to manufacture high-strength and high-precision thin-walled tubular part with longitudinal inner ribs.
算法应用实例表明,该方法能够对曲面进行分区,并为相关曲面分区生成光滑连续的多道次螺旋线成形轨迹。
The case studies indicated that the proposed method could realize surface zoning and generate smooth and successive multi-stage spiral forming path for the corresponding surface zones.
介绍了用在通用压力机上成形小型轴类零件的一种新型切断、冷镦自动送料连续模的结构形式、工作原理和设计要点。
A description has been made on a structure and principle of progressive die used on a general press for shear, upsetting and automatic feed used for forming small axial parts.
黄铜合金连续挤压成形实验验证了数值模拟分析结果。
The numerical simulation analysis was verified by the continuous extrusion experiment.
电镦成形过程中坯料局部连续地被直接通电加热后变形,且变形量非常大。
In electric upsetting, the workpiece is heated by electrifying and deformed locally and continuously with very large upsetting ratio.
作为连续挤压成形零件的模具、挤压轮及堵头所受的成形力分析是其进行结构设计的关键。
As the important parts of continuous extrusion forming, validation of forming load on tool and die is the key of their design.
应用连续曲线离散化思想,介绍了一种从已知工件轮廓曲线出发,按加工成形原理计算出YX-173A专用凸轮铣床仿形靠模轮廓数据的实用方法。
This paper introduces a practiced method of calculating the tracer contour data of YX-173A cam milling machine from the discrete curve of brake cam contour, based on the copying principle.
连续多点成形是一种新颖的板材三维曲面成形技术。
Continual multi-point forming is novel technology for sheet metal 3-d surface forming.
得到了连续挤压成形过程中任意步骤时的三维应力场分布、应变场分布、速度场分布情况。
Have gotten the 3d stress, strain and velocity distribution of arbitrary step in continuous extrusion course.
材料和方法:对连续40名患原发性骨质疏松和椎体骨折的病人施行椎体后凸成形术,20人使用CaP骨水泥,20人使用PMMA骨水泥治疗。
Materials and Methods. Kyphoplasty was performed in 40 consecutive patients with primary osteoporosis and painful vertebral fractures, 20 received CaP-cement, 20 were treated with PMMA-cement.
结果表明:加入甲基丙烯酸有利于胶粒的稳定和形成规则的核壳胶粒。半连续加料不会形成完全反转的核壳结构,但是,核层在反应过程中由于聚合物簇的迁移会造成形变。
It was shown that the addition of functional monomer methyl acrylic acid could not only improve emulsion stability but also be advantageous to formation of regular core shell structure.
通过分析深小锥孔开式冷挤压成形特点 ,描述了其成形极限 ,建立了变形区非稳态连续速度场 ;利用上限原理得到了成形极限的理论模型。
The experiments to explore the rheologic properties of semisolid continuous casting billets of A356 alloy in the semisolid state have been carried out by means of the multifunctional rheometer.
结果表明,采用TLP连接技术进行钻杆焊接,接头成形好,接头组织与母材相似并连续生长,接头强度、塑性均达到母材水平。
The results show that TLP bonding produces a good joint with microstructure and strengths similar to those of base metal.
结果表明,采用TLP连接技术进行钻杆焊接,接头成形好,接头组织与母材相似并连续生长,接头强度、塑性均达到母材水平。
The results show that TLP bonding produces a good joint with microstructure and strengths similar to those of base metal.
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