The paper analyses the forming causes of blank crack and points out that higher core sand strength, bottom-casting single-layer runner and solid structure of sand core are main factors of affecting the blank casting quality.
分析了大斗毛坯产生裂纹的原因,并指出芯砂强度高、底注单层浇道、砂芯为实心结构等是影响大斗毛坯铸造质量的主要因素。
Combined with the design of injection molds and actual production,technical gists ofinjection molding design are introduced on the number of gates,flow pattern,gate position,weldline position and runner design.
结合注塑模设计和生产的实际,重点介绍了注塑模模流设计在浇口数目、流动形态、浇口定位、熔接线位置、浇道设计等方面的技术要领。
Improvement of Ingate Design for Large Plain Parts in Investment Castings;
精密铸件大平面上内浇道设置方法的改进
The number of horizontal runner was rednced and the number of single-mold products was increased.
对铸造永磁合金的传统模具进行改进,减少横浇道的数量,增加了单模的产品数量,使熔炼工序产品的成品率从原来的35%~40%提升到50%~65%,大大提高了生产效率。
The removal of the condensed material in runner of the traditional typical structure of point gate of injection moulding was difficult when the cavity bottom of main runner was deep and long.
针对常用手工取浇道凝料的点浇口注射模,如果型腔板上的主流道杯较深长,则会出现取浇道凝料较困难的问题。
sprue-runner-gate area ratio
直浇道横浇道内浇道面积之比
Design methods of two representative runner- the fan gate and tapperd runner, were analyzed.
分析了两种典型的横浇道——扇型浇道和切线型浇道的设计方法。
Application of Hollow Ceramic Pipe on the Sprue on EPC
陶瓷空心管在消失模直浇道上的应用
There easily exists shrinkage porosity due to superheat of ingate root in large plain parts investment casting.
大平面铸件常在内浇道根部出现过热,在该处产生缩松缺陷。
Study on the Rheological Behavior and Gates of the Thixoforming of Semi-Solid Aluminum (A356) Alloy;
半固态合金（A356）触变成形流变特性及其浇道系统的研究
Analysis on Lining Crack of Cast-in-place Concrete in Channel and Its Prevention and Cure;
渠道现浇混凝土衬砌裂缝分析与防治
"After each 10 m long Base part-section is concreted, the TVM 18 is relocated, after each roadway surface concreting cycle, the pipe Bridge is moved."
"每浇注10米基底,就移动TVM18, 浇注完一块路面板后,移动管道桥。"
On the cast-in-site method rapid construction technology for the road structure of shield highway tunnel
盾构公路隧道道路结构现浇法快速施工技术
drip irrigation; trickle irrigation: The application of water to the soil through small orifices in plastic pipelines.
滴灌:通过塑料管道的小孔对土壤进行浇灌。
Thank you. I usually like a good juicy steak. Will it be long?
谢谢您，我通常喜欢吃浇汁排骨，这道菜时间长吗？
Research on Removing Fusion Line with Hot Runner Multi-gates Sequence Control;
热流道多浇口顺序控制消除熔接痕的研究
The Cause of Crack of Concrete U-shaped Canal and Its Preventives;
现浇砼U型渠道破损裂缝产生的原因及防治
Research of Aluminium-Silica Castable Refractorieson Properties for Kadlo Furnace Flue
卡尔多炉尾部烟道用铝硅质浇注料性能的研究
Preparation of semi-solid feedstock by serpentine pipe pouring
采用蛇形管通道浇注法制备半固态浆料
Construction and Anti-seepage Technology about Pouring Concrete in Channel Lining Project
渠道现浇混凝土防渗衬砌施工技术探讨
New Standard Pole of Large Earthwork Volume Concrete Pouring Construction--Special Report on Concrete Pouring Construction of CCTV New Building
大方量混凝土浇筑施工的新标杆——中央电视台新址混凝土浇筑施工特别报道
"and the land will be watered with your blood, and the waterways will be full of you."
我又必用你的血浇灌你所游泳之地，漫过山顶。河道都必充满。
"After being awarded the contract, A decided to purchase 3 site concrete pumps and the tunnel placing Boom from the B . "
A在得到合同后,决定从B那里购买3台现浇混凝土泵和隧道布料机。