Study and Development on a Measuring System for High Temperature Behavior of Molding Sand;
型砂高温性能检测系统的研制
DH-1 Type Automatic Measure & Control System for Moisture Content in Molding Sand;
DH-1型型砂水分自动测控系统
Measuring and Controlling System of Moisture Ratio in Molding Sand Based on Two Level Closed Loop Control;
基于两级闭环控制的型砂水分在线测控系统
Based on the effect that Pb、As、Sn can increase the supercooling tendency of molten iron, it is possible to use the Pb、As、Sn containing pig iron produced in Fujian province of China and adopt sand mould casting process to obtain D-type graphite cast iron, and its production process was investigated.
基于Pb、As、Sn等元素有增大铁液过冷倾向的作用,利用含Pb、As、Sn的地方生铁,采用合金化和砂型铸造可以获得D型石墨铸铁,对其工艺方案进行了研究。
The reason that sand mould quality and casting dimension precision by air impulsing are good in comparison with highpressure squeezing is expatiated.
用自行设计的砂型回弹测试仪,检测了高压压实与气冲紧实两种高紧实度砂型的回弹,运用型砂微变形理论和流变学理论,对测试结果进行对比分析,阐述了气冲造型比高压造型砂型质优而铸件尺寸精度高的原因。
Based on the theory of green sand micro-deformation and the theory of rheorlogy,the test results were analyzed,and the mechanism of springback was proposed, and the main parameters influencing springback of high compacted sand moulds were discussed,which could be employed as a basis for selecting and evaluatin.
在湿型砂气冲紧实与慢压压实的过程中,用自行设计的砂型回弹测试仪,检测了砂型内应力与时间的动态关系曲线及高紧实度砂型的回弹,运用型砂微变形研究的理论基础和流变学理论,对测试结果进行分析,揭示了高紧实度型砂回弹的机理及影响回弹的主要因素,为型砂紧实工艺的选择与评价提供了依据。
Studies on the property of moulding sand binder of non-environmental pollution;
无公害型砂粘结剂性能研究
The comprehensive properties analysis of moulding sand was showed withpractical examples, and some effective measures to intensify sand properties control was proposed in order toprevent works from economic loss caused by severe fluctuation of sand properties.
介绍了湿型砂性能和铸造缺陷之间的关系,分析了型砂性能对铸件质量的影响,以实例说明型砂综合性能分析。
This paper analyses the technological process of moulding sand compounding,and con- trolled by PC,then yields good results.
本文分析了型砂配制的工艺,用 PC 对其进行了控制,获得了良好地控制效果。
Quality automatic measurement and control techniques of green sand are always important study problems in the domain of foundry.
型砂质量的自动检测与控制一直是铸造领域的重要前沿研究课题之一。
It is significant to investigate the stress-strain relationship of green sand to control the molding quality.
利用侧限压缩试验,研究了松散型砂在侧限应力状态下的力学行为,描述型砂压实状态的物理量,提出了型砂的瞬时压缩模量与压缩状态相关的假设。
Property test and quality control of green sand are still important study problems in the domain of foundry.
分析了三种不同的型砂质量控制理念,评述了湿型粘土砂性能和组分的离线及在线自动检测技术和不同类型的型砂质量自动控制系统的研究与应用状况,特别介绍了近几年来国内外的研究成果及目前主要应用的砂处理系统,并从控制手段及控制思想上分析了型砂质量控制技术的发展趋势。
The effect of different casting methods of sand mold and metal mold on the mechanical properties and fracture surfaces of ZL210A casting aluminum alloy of casting,solid-solution and aging was investigated.
采用砂型和金属型两种不同铸造方法对铸态、固溶态和时效态ZL210A合金性能及断口形貌的影响进行研究。
Preparing Green Molding Sand by Using Returned Sand Containing Collapsed Resin-Coated Sand
用混有溃散覆膜砂的旧砂配制湿型砂
workable moisture
(型砂的)适合湿度
table-type and continuous sander
台式连续仿型砂光机
depressed center wheels with fabric reinforcement
纤维增强钹型砂轮片
andreasen pipet
安氏型砂粒度测定仪
THE MINERALIZATION LAWS OF THE ALLUVIAL GOLD PLACERS AT ALTAI MOUNTAIN
阿尔泰山冲积型砂金矿的砂金富集规律
An Approach to the Dynamics Analysis on the Filling Ability of Unbonded Sand During Vibration Moulding Process for EPC
干砂消失模振动造型中型砂充填能力的动力学分析
cord, foundry, used in the reparation of sand moulds
翻砂型芯,用于制备砂型
All matte type screen (MB type)
全磨砂型屏(MB型)
moulding board used in the preparation of sand moulds
造型平板,用于制备砂型
core box, used in the preparation of sand moulds
型芯盒,用于制备砂型
Grid matte type screen (MS type)
栅格磨砂型屏(ms型)
Cast-iron pressure pipe centrifugally cast in sand-lined molds
GB/T3421-1982砂型离心铸铁管
reliefs denibbing machine
用于型面的刷式砂光机
double sided copying template shaping and sanding machine
双端仿型铣削及砂光机
Sand casting - hand molded-machine molded (and shell)
砂型铸造-手工造型-机器造型(和壳型)
Exhibit: Sand belt, sand paper and abrasive product, diamond sand wheel, Pitch cutting, Black lead cloth, etc.
展品：砂带、纸及及其异型产品，石墨布、脂、瓷砂轮、脂切割片、刚石砂轮等。
Research on Compacting Process, Compacting Mechanism and Compacting Effects of Air Impact Molding Machine with Formed Squeeze Head;
气冲气推成形触头造型机实砂过程、实砂理论及实砂效果的探讨