软铁芯

This invention relates to a new type nanometer crystal Fe-Zr-Nb-Si-Al-Cu series soft magnetic alloy super thin band and its process technology in which, the mother alloy is smelted by vacuum IF induction oven, an amorphous band is processed by a single quick cooling device to be processed by magnetic field heating at last to get the needed product with good soft magnet performance and iron core made by the super thin band improves its magnetic performance greatly.

本发明为一种新型纳米晶Fe-Zr-Nb-Si-Al-Cu系软磁合金超薄带及其制备工艺。由真空中频感应炉冶炼母合金，用单辊冷急装置制得非晶带，最后对非晶带进行磁场热处理，从而制得所需产品。本发明的合金超薄带具有优良的软磁性能，生产成本也较低。由本发明的超薄带制得的铁芯，其磁性能有很大改善，在国防和民用工业方面有广泛用途。

The secondary coil is equably enwind on the ring-shaped iron kernel following the ring-shaped bobbin machine.

电流互感器的铁芯采用优质软磁合金环型铁芯并用塑壳封装，二次绕组由环形绕线机沿环形铁芯自动均匀缠绕，一次绕组与二次绕组一起用环氧树脂封灌在塑壳内。

Cage shaped rotor includes following parts: columnar rotor core made from soft magnetic material, multiple bar conductors made from copper inserted into rotor core along up and down direction, short circuit rings made from copper installed on upper and lower ends of rotor core in order to realize electrical connection among each bar conductor. Preparation method includes steps: in step for preparing short circuit ring assemblies, bar conductors are installed between short circuit rings in upper part and lower part to keep electrical connection between short circuit rings in upper part and lower part; in step for forming columnar rotor core, pressurization molding soft magnetic material is carried out when short circuit rings module is in die so as to form rotor core, where bar conductors are inside and short circuit rings are in upper and lower ends.

一种电动机的笼子状的转子及其制造方法，电动机的笼子状的转子包括转子铁芯，用软质磁性材料制成，呈圆筒状；多个导体棒沿上下方向插在转子铁芯的外圈，用铜制成；短路环为能够与各导体棒实现电连接，分别安装在转子铁芯的上、下端，并用铜制成；其制造方法，即制作短路环组件的阶段，在这个阶段中在用铜制成的上部短路环与下部短路环之间安装铜质的导体棒，从而形成短路环组件，这些导体棒相距一定间隔，与上、下短路环保持电连接；形成圆筒形转子铁芯的阶段，在这个阶段中把短路环组件放在模具内，并用软质磁性材料进行加压成型加工，从而形成导体棒位于其内部、短路环位于其上、下两端的转子铁芯。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。