实型铸造法的关键基础技术包括:模样的材料及成形、涂料、型砂的振动充填、金属液的充填。
The key basic technology in full mould casting process includes: material and formation of pattern, coating, vibratory fill of moulding sand as well as molten metal filling.
采用高速摄影法和电极触点法,对干砂消失模铸造金属液的充填形态进行了初步研究。
The pilot study was done on the filling shape of liquid metal in lost foam process with dry sand by using rapid photography method and contact time method.
将一块大小足以充填模腔并能稍有溢出的加热金属放入底模,并将顶模加压合拢,这块金属便获得该模腔的形状。
A piece of hot metal sufficient to slightly overfill the die shape is placed in the bottom die, and the top die is forced against it, so that the metal takes the internal shape of the die.
对充填采矿法应用于大中型黑色金属矿山进行了可行性分析,为在武钢程潮铁矿实施提供了参考意见。
The feasibility of the fill mining method in the large ferrous metal mine is analyzed in this paper.
矿物成分简单,原生金属矿物只有辉锑矿和黄铁矿,脉石矿物有石英、方解石及少量重晶石,它们均充填在岩石的缝洞中。
The mineral composition is simple, only with original metallic minerals antimonite and pyrite, gangue minerals quartz, calcite and a few barites, all in the fissure or hole of the rock.
研究了挤压铸造中金属液流的充型特性,利用高速摄影观察溶体的充填状态。
This paper studies the filling type characteristics of the metal liquid flow in squeeze casting, and employs high-speed photography to examine the filled state of melting body.
低压铸造是利用坩锅内气压,将金属液体由下而上充填模具的过程。
Low pressure casting is the process of metal liquid filled in mould down-top in virtue of pressure of crucible.
研究了卧式冷空压铸机压室内金属液充填过程中产生的破碎激冷层及其对待件质量的影响;
The broken chilling layer emerging in the course of filling molten metal in the cold-chamber sleeve and its effect on casting quality are analyzed.
通过充填聚氨酯泡沫的薄壁金属圆筒的力学性能试验,研究薄壁金属圆筒内充填聚氨酯泡沫的作用和效果。
Based on the mechanical property test on the thin wall metal cylinder filled with polyurethane foam, the effects of polyurethane foam filling in the wall metal cylinder are studied.
试验比较了空心薄壁金属圆筒和充填聚氨酯的薄壁金属圆筒的轴向抗压荷载-位移曲线和破坏模式。
The axial compressive load-displacement curves and damage patterns are compared between the hollow thin wall metal cylinders and the thin wall metal cylinders filled with polyurethane foam in test.
结果显示,在触指的两端和对称制耳处金属充填相对困难,在弯曲变形区域零件的应力最大。
The results show that the metal filling is relatively difficult in both ends of the contact finger and the symmetry ears, the stress reaches to the largest in bending deformation.
在砾石充填作业期间放置的为支承和挡住砂子所用的由金属制成的过滤装置。
A metal filter assembly used to support and retain the sand placed during gravel pack operations.
方法:选择牙根分叉较大的磨牙残冠残根,经完善根管充填后,制作分体栓道式铸造桩核,然后精密铸造金属全冠修复。
Methods: The residual crown and root of large furcation molars by full root-fill were chosen. Then casting anatomy bolt post-core molars are restored with finely casting full crowns.
本文叙述了一种金属矿山全尾砂速凝固化胶结充填新工艺。该工艺使用“高水速凝固化充填材料”作固化胶结剂。
This paper describes a new backfilling technology of full-range tailings consolidated by a special accelerating material for high water content SUS pension.
本文叙述了一种金属矿山全尾砂速凝固化胶结充填新工艺。该工艺使用“高水速凝固化充填材料”作固化胶结剂。
This paper describes a new backfilling technology of full-range tailings consolidated by a special accelerating material for high water content SUS pension.
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