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- Stress and metal flow in steel tube during sizing process were analyzed. 分析了定径过程中钢管内金属流动和弹复行为。
- The metal flow velocity can become uniformity by optimizing the die structure. 通过对模腔结构的优化设计,使金属流动趋于均匀。
- Metal flow is a very inhomogeneous process during backward extrusion of complex box body, Relative shape and size of the blank is a key factor which affect metal flow. 摘要复杂盒形零件的反挤压是一个极其不均匀的流动过程,坯料的相对形状及尺寸是影响金属流动的关键因素。
- The liquid metal flow during mould filling in bottom gating system and its influence on the casting quality are introduced emphatically. 着重介绍了液态金属在底注式浇注系统充填型腔时的流动,以及其对铸件质量的影响。
- The metal flow during indirect extrusion is analyzed,and the influence of billet machining on the quality of aluminium tube is also investigated. 考察和分析了反向挤压时金属的流动特点,以及铸块表面质量、尺寸精度对管材质量的影响。
- Grid-experiments are performed to investigate metal flow and deformation in the shear-extrusion process of tubular components with branches. 通过网格试验研究分析了枝叉管形件剪-挤工艺过程的金属流动情况及其变形规律;
- The metal flow behviors of Pb sample was studied in continuous variable cross-section recycled extrusion using grid measuring system. 采用铅试料,用网格法实验观测连续变断面循环挤压法挤压时金属的流动特征。
- The conditions of the stress &strain and the characteristics of the metal flow in the forming process of the TSPP caps are researched. 研制了一种微波感应式配电线路防盗在线监测系统,简述了其系统构成、技术特点和应用效果。
- The air entrapment of the liquid metal flow in the shot sleeve during the slow shot phase is one of the factors resulting in this kind of defect. 气孔是压铸生产中的常见问题,导致这一缺陷的原因之一就是在慢压射过程中压室内的金属液流动卷入了气体。
- The results show that both permeability and thickness of the coating layer influence the molten metal flow velocity,the gaseous pressure and width of the gap significantly. 结果表明,涂料透气性与涂料层厚度严重影响金属液的充型速度以及金属液-模样间隙压力和间隙宽度大小。
- The channel through which molten metal flows into a shaped cavity of a mold. 闸道熔化的金属液流入模型型腔的通道
- Draw applications must have a binder or pad designed into it so the metal flow can be controlled using a secondary power source such as springs, gas cylinders, or air cushion. 在有拉伸的地方必须设计一个夹具或垫板通过弹簧,汽缸或空气垫来获得二次压力来阻止金属流动。
- For formation procedure of asymmetry aerofoil component with high rib and thin web, it is difficult to examine laws of fill pattern and laws of metal flow. 在非对称高筋薄腹板复杂结构锻件的成形过程中,由于变形程度很大,金属流动情况异常复杂,容易产生回流、折叠等成形缺陷,因此对预制坯的体积分配、润滑以及模具的设计等要求很高。
- Metal flow is a very inhomogeneous process during backward extrusion of complex box.It is predominant how to harmonize and to control metal rational flow at each deformation zone. 复杂盒形零件的挤压成形是一个极其不均匀的流动过程,如何协调和控制各变形区金属的合理流动,是其挤压成败的关键。
- In this paper a kind of die resistances of oscillatory plastic working process was analyzed in which the oscillatory of dies had the same direction with worked metal flow. 本文分析了模具振动方向与被加工金属的流动方向相同的一类振动塑性加工系统的模具阻力。
- Metal flow is a very inhomogeneous process during backward extrusion of complex box body,Relative shape and size of the blank is a key factor which affect metal flow. 复杂盒形零件的反挤压是一个极其不均匀的流动过程,坯料的相对形状及尺寸是影响金属流动的关键因素。
- For the defects such as dead zone and shrinkage cavity in conventional extrusion process,an inner cone punch was proposed to improve the metal flow behavior. 针对平模挤压过程中易产生死区、缩孔等流动缺陷,设计一种带内锥冲头用以改善成形过程中金属的变形流动行为。
- The lowest part of a blast furnace or cupola, from which the molten metal flows. 炉底部分熔化的金属可从中流出的鼓风炉或化铁炉的最低部分
- Molds experience a variety of temperatures and metal flows resulting in variability in erosive stresses. 铸模的经验各种温度和金属流动导致变异的糜烂压力。
- A big flanged forgings stamping was studied by cross extruslon,as well as its technology,applience and feature of metallic flow. 研究了用径向挤压法制造大法兰锻件的工艺、设备和金属流动特征。
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