薄壁管数控弯曲中带芯头的柔性芯模是提高薄壁管件成形极限和成形精度的关键因素。
The mandrel(including flexible balls) is the key to improving the forming limit and forming precision in thin-walled tube NC bending process.
对于缩口系数小、变形前后壁厚比较大的薄壁管件的缩口成形，一般需多道工序来完成。
The shrink shape for thin tube with little shrink rate and bigger thickness difference in the distortion generally demands more working procedures.
介绍了一种薄壁管件快速切割机的结构和工作原理，分析了相应控制系统的硬件构成及软件实现方案。
The structure and principle of a Rapid Auto-Cutter of thin tube is introduced, the relevant hardware and software of the control system are analyzed.
最后利用该测试装置对69111不锈钢管件进行了挤胀实验，获得了薄壁管件的周向力学性能数据。
Finally, the testing device was applied to expand a hole of tube specimen made of 69111 stainless steel and circumferential mechanics performance data were obtained.
提出的管坯壁厚精度概念极其控制方法具有普遍性，对于其它薄壁筒形件的制造工艺具有参考作用。
The introduction of the concept of bellows wall thickness accuracy has the universal significance and reference value for manufacturing technology of other thin wall tube like products.
研究了薄壁管T型接头的电阻焊焊件的接触形式，焊接规范及接头的机械性能等。
The joint design, welding procedure and mechanical properties of the joint are studied for resistence welding of thin tubular T connection.
本发明的有益效果是：用此方法加工的薄壁金属塑料管件，加工效率高、成本低，质量好。
The invention has the beneficial effects that the thin-wall metal tube parts processed by the method have the advantages of high processing efficiency, low cost and good quality.
凸环 内密封圈被压紧并填充满了凸环内的全部空隙，实现薄壁金属管与管件 的连接。
The seal ring is compressed tightly and filled the whole clearance in convex ring to realize the connection of the thin wall metal tube and pipe fitting.
我们专业制造塑料注塑模具，包括汽车配件模具，日用品模具，家电模具，薄壁模具，管件模具等。
We are professional on Auto Parts Moulds, Commodity Moulds, Home Appliance Moulds, Thin-Wall injection Mould, Pipe-Fitting Moulds etc.
因此也广泛用于薄壁件的铸造，如水管接头、管件等。
Therefore also widely used in thin-walled package of casting, such as pipe joint, fittings etc.
因此也广泛用于薄壁件的铸造，如水管接头、管件等。
Therefore also widely used in thin-walled package of casting, such as pipe joint, fittings etc.
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