This paper analysed the cold die forging technology of automotive epicyclic gears.
分析了汽车行星齿轮的冷模锻工艺。
This paper presents a cold die CAD system based on drawing software CADtool made by China.
本文介绍了一套基于国产绘图软件的冷冲模CAD系统。
How to repair the cold die with quenching crack is badly needed in industrial productions.
如何修复已出现淬火裂纹的模具,是工业生产中急需解决的问题。
The die structure of the high speed cold die forging for the differential bevel gear was introduced.
介绍了差动伞齿轮高速冷模锻的模具结构。
Low alloy cold die steel belongs to high carbon steel, so the quenching crack is easy to appear when it is hardened.
低合金冷作模具钢多属于高碳钢,淬火中易出现淬火裂纹。
A specific hard-facing electrode is developed for die insert of big form cold die. The composition of electrode bar and electrode coating are given out experimentally.
介绍一种新研制的适合于大型冷冲模镶块刃口堆焊的专用堆焊焊条,通过试验确定了焊条的合金成分并给出了比较合理的焊芯和焊条药皮化学成分。
Form and dimension may also be achieved by a number of alternative processes such as hot or cold extrusion, sand casting, die casting, and precision casting.
形式和尺寸也可以通过其它一些可选工艺来达到,比如热挤出或冷挤出加工,沙模铸造,拉模铸造,或精密铸造。
Others die from being out in the cold or from heart attacks caused by extreme physical activity.
其他人死于户外的严寒或者由剧烈运动造成的心脏病发作。
Die pressing process and cold isostatic pressing process are the important methods of making ceramic parts.
陶瓷粉末干压成型和冷等静压成型是制备陶瓷结构部件的重要方法。
The cold stamping technology and die of two size range of dust cover were compared, there were some guidance roles on production.
对两种尺寸范围的防尘盖的冷冲压工艺及模具进行了对比分析,对生产具有一定指导作用。
Cold upset female die of fillister head is the key mold in the manufacturing process of heading bolt.
冷镦圆头凹模是冷镦螺栓生产过程中的关键模具。
Core of large roller cold upsetting die made of ld steel has more ideal hardness, strength, anti wear capacity and impact toughness.
采用LD钢制造大型滚子冷镦模具的模芯,具有较理想的硬度、强度、耐磨性和冲击韧性。
The forming process by cold extrusion for the hood pedestal of the auto air_conditioner compressor and the design of the cold extruding die were introduced.
介绍了车用空调压缩机罩体支架的冷挤压成形工艺及冷挤压模具设计,采用工艺试验的方法确定挤压坯料尺寸。
The quick phosphatizing method of cold extruding die parts and its defects, as well as the solving methods are introduced respectively.
介绍了冷挤压模具零件的快速磷化方法及其缺陷分析与改进措施。
It is shown by tests that the criterion can be used to predict cracking of metal cold forging, and to guide cold forging processes development and die adjustment.
试验验证结果表明,该准则可用于金属冷锻成型的破裂预测,并可指导冷锻成型工艺的编制及模具的调试。
Cold compaction ensures that the as-compacted, or "green", component is dimensionally very accurate, as it is moulded precisely to the size and shape of the die.
冷挤压能保证被压制或“未加工”的零件尺寸十分精确,因为它被精确地按模具的尺寸和形状成型。
The stress and the main failure form of the cold extruding die for the piston pins were analyzed.
分析了冷挤压活塞销凸模的受力情况和主要失效形式。
A forming process that presses metal into or through a die (as in cold drawn wire).
将金属压进钢型中以使金属成型的过程。
It introduced the merit and method for applying cold extruding technology to produce upsetting die and also introduce the manufacturing process of representative upsetting die.
介绍了利用冷挤压技术生产冷镦模具的优点和方法,以及典型冷镦模具的制造过程。
The steel_bonded carbide GJW35is a new kind of hard die material, can be used to make not only cold work dies, but also hot work dies.
GJW35钢结硬质合金是一种新型硬质模具材料,可用于冷作模具,又可用于热作模具。
The some experienced data have been given, so the cold rolling die design is more simple and practical.
其中给出的部分经验数据使冷辗模具设计简单实用。
The cold forging procedure and die design courseware helps and instructs people who engaged in cold forging die design to understand cold forging process and die design profoundly.
开发冷锻工艺与模具设计多媒体教学软件旨在指导模具设计人员对冷锻工艺及冷锻模具的知识有比较系统的理解。
Taking an actual part as an example, the design and manufacture method of the cold extruding die and the warm extruding die were introduced.
以一具体零件为例,介绍了冷挤压模具和温挤压模具的设计及加工方法。
Alloy steel, die steel, tool steel. Processing materials for the user model and the cold drawing hot rolled round steel bar. Can be long-term stock.
合金钢,模具钢,工具钢。可为用户加工生产材质型号热轧圆钢及冷拉圆钢。并可长期现货供应。
The effect of blank quality in cold extrusion on the damage way and service life of working parts (mould and die)is analysed, and some countermeasures presented.
分析了冷挤压毛坯质量对模具的工作部分(上、下凸模和凹模)的损坏形式和寿命的影响,指出了保证毛坯质量应采取的措施。
The cold extruding process for the special bolts was analyzed and calculated. And the structure of the cold extruding die used on stamping machines was introduced.
对专用螺栓的冷挤压工艺进行了分析和计算,并介绍冲床冷挤压模的结构。
The microstructure, properties and cracks of the fractured cold pressing die made of 45 steel were analyzed by optical microscope, scan electronic microscope and micro-hardness instrument.
采用光学显微镜、扫描电子显微镜、硬度机等对表面已开裂破损45钢冷冲模具的组织、性能和断口进行研究分析。
If freezing damage were responsible for the decline, we would expect to see more trees die in the cold weather of the high elevations.
如果低温损害是数量减少的原因,那么我们可以推理在寒冷的高海拔地区树木死亡的要多。
If freezing damage were responsible for the decline, we would expect to see more trees die in the cold weather of the high elevations.
如果低温损害是数量减少的原因,那么我们可以推理在寒冷的高海拔地区树木死亡的要多。
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