本发明提供了一种异形截面钢材局部加热挤压工艺及其装置。工艺过程包括原料准备，对钢坯进行局部加热及通过挤压模挤压成型。
A locally heating and extruding technology for steel material with shaped cross-section includes preparing raw material, local heating steel blank, and extrusion forming with mould.
针对模具制造中遇到的微小异形凸模难加工问题，介绍了采用冷压成形工艺——立体压制方法。
The principle, structure and key design points of three-point fixing method to special-shaped small punch are introduced, and compared with traditional fixing methods.
通过分析异形截面芯模的特征和数控加工工艺，选择了合适的加工设备、数控系统和截面轮廓曲线的处理方式。
Through analyzing the characteristics of special-section mould of and NC machining processes, selected the proper processing equipment, NC system and treatment methods of the sectional profile curves.
本课题针对企业的实际加工问题，对建筑成型机异形截面芯模的数控加工自动编程进行了研究和探索。
According to the practical processing problems of the enterprise in this project, studied and explored the NC machining auto-programming of special-section mould of construction forming machines.
无夹钳开合模冷锻打头机解决了有夹钳机械生产极小、极短身、两端大、中端小等异形零配件和难于传递之零配件。
No clamp clamping head machine to solve a cold forging machinery clamp small, very short body, both ends of the large, mid and small shaped parts and difficult delivery of spare parts.
主要产品有：三角模、套片模、六角六片组合模、强束模及各种异形特殊模具。
The main products are: triangular mode, Presentation mode chip, hexagonal 6 combination mode, strong mode and various special-shaped beam special mold.
主要产品有：三角模、套片模、六角六片组合模、强束模及各种异形特殊模具。
The main products are: triangular mode, Presentation mode chip, hexagonal 6 combination mode, strong mode and various special-shaped beam special mold.
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