介绍了薄壁铸件的概念和基本特征。
In this paper, the basic concept and characteristics of thin-walled castings are introduced.
本文对于优质大型复杂薄壁铸件的生产具有重要的意义。
The works of this paper is of special importance on the production of large-size thin-wall castings of high-quality.
这样生成的铸模可直接用于薄壁铸件或通过将其放在较大容器内用更多耐热浆加强。
The mold tTs produced can be used directly for light castings, or be reinforced by placing it in a larger container and reinforcing it more slurry.
在薄壁铸件中获得无游离渗碳体和铁素体基体的稀土球铁的关键是高碳过共晶原铁水。
Therefore, in thin section castings, for eliminating eutectic carbides and obtaining ferritic matrix, melts treated by re need high carbon content and hypereutectic composition.
因此，如何提高薄壁铸件在金属型中的充型能力成为制约金属型薄壁铸造应用的一项瓶颈技术。
Therefore, improving the filling capacity becomes a core problem for the application of die-casting in thin-wall casting.
对钛合金薄壁铸件在重力场下及不同离心精密铸造工艺条件下的充型过程进行了实例模拟计算。
Sample simulations were performed for mold filling processes of precision titanium castings under gravity and different centrifugal casting techniques.
以大型、薄壁、复杂铝合金铸件为对象，叙述了复合铸型的制造和应用范例。
The compound mold manufacturing and application example suitable for large thin-walled complicated Al-alloy castings were described.
呋喃树脂砂用于铝合金铸造时，特别是对于一些大型、薄壁铝合金铸件，型芯的溃散性较差。
Furan resin sand is poor in collapsibility when it is used for al alloy casting, specially for some large, thin section castings.
作为汽车重要部件的发动机气缸盖，是典型的薄壁复杂铸件。
As a key component of engine, the head of cylinder is a typical complex casting with thin wall.
设计了专用浸渗罐，摸索出了合适的浸渗工艺，成功地运用浸渗技术解决了大型薄壁铝铸件的渗漏问题。
By designing a special impregnating tank, this paper has found out the proper impregnating technology for solving leakage problem of large thin-wall aluminium alloy casings.
同时由于采用了变步长剖分，使本软件十分适合于处理薄壁回转类铸件的凝固模拟。
Due to the use of discretion of variable substep, this software is more suitable to thin section, rotational castings.
江铃铸造厂是以生产发动机铸件及车用薄壁高强度灰铁和球铁铸件为主的专业铸造厂。
JMC Casting Plant(JCP) specializes in producing automobile engine, gray iron and nodular iron castings, which are thin-walled, and in high strength.
牵引梁为薄壁、内空箱体整体铸造构件，铸件容易出现搓扭和弯曲无规律性变形。
F draft sill is an integrated casting component with thin wall and inner empty box, and irregular deformations like torsion and bending occur easily.
压力损耗小， 反应快，压射速度达5M/S以上，能稳定生产薄壁压铸件；
The injection speed can reach more than 5M/S and it can produce thin wall die castings stably.
介绍了一种树脂砂型专用的低压铸造设备，适用于优质大型薄壁铝合金铸件的生产。
A low pressure casting equipment has been developed, which is specially designed for the production of large-size thin-walled high-quality aluminum alloy parts with resin sand molds.
叙述化学成分、孕育工艺、铁液温度及浇注系统等因素对薄壁球铁铸件缩孔和缩松形成的影响。
The influence of chemical composition, inoculation process, temperature of molten iron and pouring system on the formation of shrinkage cavity and porosity was described.
论述了复杂薄壁铝合金精铸件的生产技术。
Production technology of complicate al alloy investment casting with thin walled section has been discussed.
采用金属型、呋喃树脂砂、石墨砂等复合铸型，成功生产了大型、薄壁、复杂铝合金铸件。
By adopting the compound mold of die mold, furan resin sand and graphite sand, the heavy duty thin wall complex Al-alloy castings have been successfully produced.
通过结构分析和工艺分析，在大量工艺试验的基础上，选用高溃散性树脂砂制作型芯，并成功地研制出大型薄壁复杂结构的封闭型腔铸件。
The resin sand with high collapsibility is chosen to make the core of the near closed hollow ring on the basis of many technological experimentations through analysis of structure and process.
分析了薄壁壳体零件压铸的工艺性，采用顶板推出机构，解决了薄壁压铸件成型推出变形问题。
This paper analyses die casting process for shell part of thin wall, and a die-casting mould adopt pusher mechanism to solve the deforming problem of thin wall die-casting.
本文叙述了采用金属面层陶瓷型壳工艺，研制大型薄壁壳体类钛合金精密铸件。
This paper describes the research and manufacture of titanium investment casting for large sized housing type structure of thin wall using the ceramic shell with metal face layer.
优化后的薄壁铝合金壳体铸件的低压铸造工艺方案合理，可以有效地优化壳体温度场，降低铸件出现缩孔缩松几率，生产出高质量的合格铸件。
The optimized casting process can optimize effectively temperature field and reduce the possibility of shrinkage holes(porosities), obtaining the qualified shell with high quality.
提出了解决生产中易出现冷隔的顶部面积突然扩大的薄壁盖体类铸件的二种工艺途径。
These approaches were verified by some xperiments. In addition, two processes are introduced to solve the problem occurring in production, of a sudden enlargement upon the top area of a cold lap in …
提出了解决生产中易出现冷隔的顶部面积突然扩大的薄壁盖体类铸件的二种工艺途径。
These approaches were verified by some xperiments. In addition, two processes are introduced to solve the problem occurring in production, of a sudden enlargement upon the top area of a cold lap in …
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