By the thought of expert system and operation, the feature database for refined casting mould is established and, which can enhance the efficiency and shorten the time of developing cycle. 系统采用基于精铸模特征与操作的设计思想,为精铸模零件典型特征建立数据库,将专家经验知识化,缩短精铸模工艺规划周期,增强模具产品的经济时效性。
A mold level mechanism model in continuous casting with application to suppression of limit cycle 结晶器液位机理模型及其在极限环抑制中的应用
The lower specific pressure and delay pressurization in time during casting process were responsible for surface blister and cold shut of motor cycle wheel in squeezing casting. 分析了实际铸造比压偏小以及不能瞬间及时增压是造成摩托车车轮挤压铸件表面起泡和冷隔的主要原因。
By hot-runner casting system, products molding cycle is shortened, plastic material is saved, and products quality is largely improved as well. 热流道浇注系统的采用,不仅缩短了制件的成型周期,节省了塑料原料,而且在很大程度上提高了产品质量。
It has the tremendous economic benefits to apply the composite material die and surface strengthening technology in casting, which are low cost, short processing cycle, wear resistant and convenient for maintenance. 铸造中如果采用成本低、加工周期短、抗磨、维修方便的复合材料模具及强化模具的表面技术,可极大地提高经济效益。
Numerical simulation for casting process may optimize craft design, shorting trial cycle, cut the cost, decrease casting defect and assure the casting quality. 近年来,消失模铸造过程计算机模拟仿真使得如今消失模铸造技术的自动化程度更高,优化工艺设计,缩短产品试制周期,降低成本,减少铸件缺陷,确保铸件质量。
The copper bar with high electrical conductivity can be produced by controlling impurity during the melting and casting process, using semi-continuous casting and extrusion, the method has a short production cycle, low cost and optimal economical benefit. 在熔铸过程中控制杂质含量,采用半连续铸锭和挤压法可生产出高电导率的导电铜排,且该法的生产周期短,成本低,具有最佳的经济效益。
Steel/ zinc laminated composites were fabricated by casting technique. Uniaxial tension and low cycle fatigue tests under different conditions were investigated. 对复合铸造法制成的钢/锌层状复合材料在不同条件下的单向拉伸和低周疲劳实验进行了研究。
Using CAD/ CAE/ CAM software Pro/ E to design die-casting die, both die design cycle and manufacture cycle can be shortened largely, and die design precision can be improved, as well as die design costs can be reduced sharply. 用CAD/CAE/CAM软件Pro/E来实现压铸模设计,可以大大缩短模具设计周期和加工周期,提高模具设计的准确性,大大降低模具设计成本。
With the development of market economy, more requirements and efficiency of casting production have been put forward. However, because of long production cycle and high reject rate, the traditional technology design method could not meet with modern production requirements. 目前,迅速发展的市场经济对于生产效率和铸件质量越来越高,而采用传统的工艺设计方法,生产周期长,废品率高,远远不能适应这种要求。
The two-dimensional graph is applied in the traditional casting mold manufacture, it is made by hand that has long production cycle and low precision. 传统铸造模具制作采用的是二维图形,手工制作,制作工期长、精度低。
The investigation of the forming and the evolution of defects for titanium alloys in vertical centrifugal field has important theoretical meaningness and practical worthiness to fabrication of high quality castings, optimize the casting technology, reduce the experiment cost and shorten the production cycle. 而深入揭示立式离心力场下钛合金缺陷形成与演化规律,对制备优质铸件,优化铸造工艺,降低实验成本,缩短生产周期均具有重要的理论意义和实用价值。
The rapid casting process based on SLA prototypes is investigated in this paper to develop rapid manufacturing process for new style metallic product and to reduce development cycle and cost. 本文对基于SLA原型的快速铸造工艺进行了深入的研究,目的是开发金属零件产品快速制造新型工艺,分析和解决其中的技术难点,缩短产品开发周期和降低开发成本。
Continuous casting is the important link in steel-rolling. How to reduce the production cycle and to improve product quality as well as the manufacturing process are the major problems to the iron and steel enterprises. 连铸作为炼钢的重要环节,如何缩短产品的生产周期、提高产品的质量水平、完善制造工艺是钢铁企业所面临的主要问题。