查询词典 paper mould

This paper emphatically introduces injection mould design of flagpole coor and CAD/CAM process of its mould parts.

本文着重介绍插旗杆座的注塑模设计及模具零件的CAD/CAM过程。

This paper discusses the reason of failure in gray cast iron ingot mould under thermal cycling condition from temperature field, thermal stresses ,the change process of coefficient of crack sensitivity,graphite oxidization and growth of cast iron in high temperature in the process of using ingot mould.

从钢锭模使用过程中的温度场、热应力、裂纹敏感系数的变化过程以及石墨氧化、高温下铸铁生长等角度对灰铸铁钢锭模在热循环条件下的失效原因进行了探讨。

In the third part of the paper, another novel technology, named as Mould Oscillation-less Electromagnetic Continuous Casting under AMMF was proposed in order to replace the huge mechanical mould oscillation system by AMMF imposing outside the mould in continuous casting.

进行了三种波形高频调幅磁场下的无结晶器振动电磁连铸初步实验研究，实验结果表明：在方波、三角波和正弦波调幅磁场作用下的无结晶器振动电磁连铸过程中，当调制波频率略低于系统固有频率时，弯月面与结晶器壁间断接触距离最大。

This paper discusses various factors which affect the dimensional torlerence of products of precise mould and offers a multi object optimal method for designing cavity dimensions of precise mould .

综合考虑了影响精密型腔模具成型产品零件尺寸公差的各种因素，提出了模具成型尺寸的多目标优化方

This paper is designed Pull rod injection mould , discussed the basal principle injection mould, especially Double-surface injection mold design , Have introduced the molding handicraft injecting a mould detailedly、equipment Selection、 feed system、Pulling mechanism and molding part design process, As well as demanded an explanation for mold manufacturing technology, Finally draw out the mould picture by CAD software.

本模具毕业设计主要是设计塑料拔杆的注射模具，论述了注射成型的基本原理，主要是了解模具结构中最基本的两板模的设计，熟悉和掌握模具设计的过程，加深对塑料模具的结构和成型过程的认识。详细介绍了注射模具的成型工艺及设备选择、浇注系统、抽芯机构和成型零部件的设计过程，并对模具制造工艺要求做了说明，最后通过CAD软件绘制出模具图。

On the basis of total analysis and summarization on basic knowledge, principle and expert experience of injection mould feed system as well as further research on the computer-aided design of injection mould feed system, according to the geometrical model of the plastic, applying technologies including feature-based modeling and identifying, RBR, CBR, oriented-object and database technology VC++ 6.0, SQL Server 2000, Object ARX, the paper conceives general structure and primary function module of the intelligent design of injection mould feed system, develops user-systemic interface, constructs knowledge rule library and case library of injection mould feed system, researches denotative method of knowledge rule library and case library, designs the ratiocinative mechanism of intelligent system design, and realize the intelligent design of injection mould feed system partly.

本文在对注塑模具浇注系统设计的基本知识与原则及专家经验全面分析总结，以及对计算机辅助浇注系统设计方法深入研究的基础上，以塑件几何模型为依据，应用基于特征的建模与识别技术、RBR和CBR推理技术、面向对象和数据库技术，以及VC++6.0、SOL Server 2000和Object ARX二次开发工具，在AutoCAD 2002平台上，构建了注塑模具浇注系统智能化设计系统的总体结构及主要功能模块，开发了系统的用户界面，建立了浇注系统设计的知识与规则库和事例库，研究了设计知识与规则和事例的表示方法，设计了智能化设计系统的推理机制，部分实现了注塑模具浇注系统的智能化设计。

In this paper, based on the knowledge about the change in the microstructures and mechaniacal properties of the cast irons with the influence of temperature, stress and thermo—mechanical circulated load in working cycle of ingot mould, the temperature and stress fields have been analysed by means of thermo-elastic-plastic finitive element, and futher, the behavior of thermal stress factors in every working cycle of the mould have been investigated, by which principles for optimum design of ingot mould's structure has been put out.

本文以钢锭模一个使用周期内的温度场、应力场及热一力循环载荷作用下铸铁的组织结构和力学性能的变化规律为基础。利用热弹塑性有限元法对钢锭模使用过程中的温度场及应力场进行了分析，并进一步研究了钢锭模在每个使用周期间的热应力参数的变化规律，提出了钢锭模结构优化设计的基本原则。

The paper analyses the concurrent quotation theory inland and overseas, the actuality of quotation business, the component of mould price, incorporates mould base quotation operation flow and characteristic, compares currently popular quotation theories and methods, and selects appropriate quotation method of mould base. Then the paper analyses enterprise's operation chain and investigates the operation management system of mould base quotation based on Web three-tier structure and key techniques, and finishes the whole system's design and empolders the main modules through combining the technology of network and database and operation management. This paper introduces the current popular B/S three-tier structure and classical technology of MVC design pattern on J2EE platform.

本文首先分析了相关的国内外研究以及当前模具报价的现状，并在研究了模架价格构成及报价理论和方法，同时结合模架报价业务流程和特点的基础上，通过比较当前较流行的几种报价方法，选择了合适的模架报价方法，然后针对中国广大模架生产企业的现状，通过对企业业务链的分析，主要围绕模架生产企业的报价业务管理信息系统和其中的关键技术进行了研究；结合网络、数据库技术和业务管理技术完成了基于Web的模架报价业务管理信息系统总体设计；对其中的主要模块进行了开发，并对当前流行的B/S三层体系结构和基于J2EE开发平台的经典MVC设计模型技术进行了介绍。

Moreover, this paper emphasized to introduce the design of mould structure and mould parts, such as: feed system; guide outfit; ejection outfit; cooling system; the structure design, size calculation, processing technology and CNC program of mould part, etc.

重点对模具的结构设计和成型零件设计（如：浇注系统、导向机构及脱模机构、冷却系统、成型零件的结构设计、成型零件的尺寸计算、成型零件的加工工艺及数控加工程序等）过程作了详细介绍。

Main childbirth manages a company: The various new materials PE package film , pack a film , various specification of liquid paper mould the compound film waiting.

公司主要生产经营：各种新材料PE包装膜、液体包装膜、各种规格纸塑复合膜等。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。