It's the key to analyze the forming feasibility, find out the way to calculate the forming force, select the suitable process parameter in open-die cold extrusion of rectangle spline.
矩形花键轴是汽车传动的重要零件，矩形花键的无约束正挤压成形是一种先进的花键加工方法。
By comparing experimental results with prediction data, they fit well, which provides a new method to research open-die cold extrusion. and to create expert system of its technological design.
通过实验结果与预测结果的比较，二者吻合良好，为深入研究开式冷挤压工艺，建立开式冷挤压工艺设计专家系统提供了新的思路。
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。
An example shows the application of the CAD of cold extrusion die for slot wedge.
并结合一个应用实例来说明槽楔冷挤模cad系统的应用。
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 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。
It is worth while recommending this steel for manufacturing cold extrusion dies, because it not only reduces the production cost through saving alloying elements, but also prolongs the die life.
新钢种作为冷挤压模具用钢，既节约了合金元素，降低了成本，又提高了模具寿命，具有推广价值。
The forming process, die design and some manufacturing main points in cold extrusion of piston pins are presented in this paper.
介绍了活塞销冷挤压的生产工艺、模具设计及制造特点。
This article introduced some methods of spline cold forming technology: forward die extrusion die forming, mud-rolls die extrusion forming, cold rolling forming and plate type cold rolling forming.
本文对花键整体凹模正挤工艺、多辊冷挤压成形工艺、冷滚轧成形工艺、平板齿条搓挤工艺等花键冷成形技术和特点进行介绍。
The initial design of cold extrusion process and die was obtained by code retrieval.
冷挤压工艺复杂，影响因素多，造成冷挤压工艺设计难度大。
On the problem of open compression die emerged in production, the part is analyzed and a new processing method is put forward. Cold punching technology is replaced by cold extrusion technology.
针对敞开式压缩模在生产中出现的问题，对工件进行分析研究，提出新的工艺方法，以冷挤压工艺取代冷冲压工艺。
The uses of steel-bonded carbide in cold-extrusion die of spline shaft were introduced.
介绍了钢结硬质合金材料在花键冷挤压模具中的用途。
The uses of steel-bonded carbide in cold-extrusion die of spline shaft were introduced.
介绍了钢结硬质合金材料在花键冷挤压模具中的用途。
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