判定脱模方向是实现模具自动设计的第一步，也是评估塑件或浇注件能否模具成型的重要因素。
Mold parting direction is an important factor to verify the moldability of a molded part and its determination is the first step to achieve automatic design of injection mold or casting die.
试验结果表明，铸铁件流动前沿不仅存在明显的气隙，而且采用聚苯乙烯模样材料，负压下浇注时，其气隙压力低于1个大气压。
The results indicated that there exists obvious gas gap in molten iron flowing front, and the pressure in gas gap with EPS pattern during vacuum pouring is less than 1 a tm.
根据均衡凝固技术关于大、中件内浇口要分散与“靠边”的原则，布置、设计出分散引入式浇注系统；
According to the principle of decentralized arrangement of internal pouring channel of proportional solidification technology, designed decentralized feed pouring system.
试验研究了浇注后型腔压力对消失模铸造的铝件表面状态、力学性能影响的趋势。
Influence of pressure applied on the mold after pouring on the surface status and mechanical properties of aluminum castings in lost foam casting is investigated.
研究了负压度、模样密度、浇注温度、金属静压头等工艺因素对消失模铸铁件充型速度的影响规律。
The filling speed of lost foam cast iron casting was measured by use of an integrated set of experimental equipment and a specially designed computer acquisition system.
浇注系统采用非平衡浇道的分布形式，在不影响塑件质量的前提下，既使型腔布局简单，又缩短了分流道的长度。
Non-balance runner distributing form is used in casting system, on the precondition of ensuring plastic parts quality, the cavity layout is simple, and the length of sub-runner gets shortened as well.
分析了铝合金水龙头零件的结构工艺性特点，介绍了压铸模的浇注系统及模具结构设计。
The structural characteristics of the aluminum alloy tap part were analyzed, and the design of pouring system and die-casting die structure were introduced.
详细地叙述了模具成形零件的设计、液压侧抽芯机构、浇注系统和其他结构的设计过程，以及模具工作过程。
The design of its molding part was used in the mold, inject system and other make up, and working process of the mould are specified in detail.
注塑模具的典型结构由成型零部件、浇注系统、导向部分、推出机构、温度调节系统等。
The typical structure of plastic injection shaping consists of shaping components, injection system, guiding system, extrusion device, and temperature regulator.
此系统主要解决了四个难点：浇注系统设计、冷却系统分析、型腔、型芯的曲面造型设计、装配图和零件工作图的设计绘制。
With this system, the runner gate system design, mold cooling analysis, surface modeling, and automatic drawing could all be well carried out on microcomputer.
详细地叙述了模具成型零件的设计与加工工艺过程，浇注系统和其它结构的设计过程，以及模具工作过程。
The design and machining technology of its molding part, the design of the injecting system and other structures, as well as the working process of the mould are specified in detail.
本文以阶梯形铸件对铸钢件进行了悬浮浇注实验，研究了悬浮剂加入量对铸件凝固特性的影响。
In this paper the experiments of suspension pouring of steel castings are carried out with step casting samples.
分析了塑件的成型工艺及模具注射成型对塑件质量的影响，介绍了浇注系统的设计，模具分型结构、模温控制的设计。
Analyzed the influence of the plastic part injection molding process to part quality, introduced design of injection mold, mold parting structure design and mold temperature control design.
本文扼要介绍铸铁件在浇注后凝固过程中瞬时温度场及残余应力场的计算原理和方法。
This paper is a brief introduction of the calculating principle and method of the transient temperature fields and the residual stress fields in the casting during the process of solidification.
通过对工具箱的塑件工艺分析，确定了直浇口浇注系统、推杆、顶板联合顶出的模具结构。
Through analyzing moulding technology of the toolbox, designed a injection mold with straight gate injection system, ejector rod and stripper plate united ejection mechanism.
根据塑件结构及其模具特点，基于ANSYS软件，建立并模拟了塑料熔体在浇注系统中的流动模型。
According to the structure of plastic parts and mold characteristics, the flow model of the plastic melt in the gating system based on the ANSYS was built and simulated.
通过比较试验发现，顺序浇注系统能非常有效地消除熔接痕，为消除大型塑件熔接痕提供了借鉴。
Through the comparative experiment it was discovered that the sequence running system can avoid weld mask availability which provide a better way to avoid weld mask in large-scale plastic part.
针对一种细、长且薄的管状零件的注塑成型，给出了一种一模四件、环形浇注的成功实例。
This paper aimed at the injection forming of a kind of thin and long plastic tube, and it also gives a successful example of one mould for four parts and loop injection.
据此得出平板铸铁件浇注工艺参数的计算公式及图表，可作为防止侵入性气孔缺陷的工艺设计参考。
And the calculation formula and tables of various parameters in gating system could be obtained, which could be used as the reference for preventing the blowhole defects.
对多型腔模具设计来说，为保证各型腔制件的件重、性能等质量指标均匀一致，必须对浇注系统进行平衡分析，以使浇注系统流动平衡，即各型腔在相同压力下同时充满。
In order to guarantee uniform product weight and performances, flow balance of the runner system must be considered and all the cavities can be filled simultaneously under the same pressure.
确定了分型面、浇注系统等，选择了注射机，计算了成型零部件的尺寸。
Had determined a minute profile, the casting system and so on, has chosen the injection machine, has calculated the formation spare part size.
最后以报警器壳体塑件为例，给出了应用开发的智能化设计系统进行注塑模具浇注系统设计的基本流程与方法。
At last an example of enunciator crust design is given to present the basic flow and method of the intelligent design of injection mould feed system.
本文介绍了平板类灰铸铁件易产生的各类铸造缺陷及其在生产中常用的各种浇注系统，并分析了各类浇注系统的优缺点。
Some kinds of defects in plate castings of gray cast iron are discussed, and varies kinds of gating systems and their advantages or disadvantages are analysed in this articles.
分析了栅板零件的工艺性，介绍了栅板注射模的设计方案及设计要点，并对浇注系统的设计计算作了较详细的阐述。
The processing property of the grid part was analyzed. The scheme and main of the design of the injection mould for grid was introduced. Design calculating was done for the feed system.
简述了注射模两大类浇注系统，介绍了一种新型的绝热流道浇注系统，并成功应用在大型注射件的成型上。
Two types of runner system of injection mould were briefly stated. A new thermal insulation runner system was developed and applied to the forming of large-scale injection molding parts.
本文对机床铸铁件水玻璃砂芯在浇注、冷却过程中的温度场进行了测定。
In this paper, the temperature field of Sodium silicate sand cores of the machine tool's cast iron is measured.
首先，对“裸件”（无任何浇注或补缩系统）进行模拟。
This process involves running an initial simulation on a 'naked' casting, that is, a part without any gating or feeding system.
首先，对“裸件”（无任何浇注或补缩系统）进行模拟。
This process involves running an initial simulation on a 'naked' casting, that is, a part without any gating or feeding system.
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