JPS5944142U - Stator core of rotating electric machine - Google Patents

Abstract

(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of drawings]

Fig. 1 is a front view showing the stator core of a conventional rotating electrical machine, Fig. 2 is a partial front view showing the other side, and Fig. 3 is a front view showing an embodiment of the stator core of the rotating electrical machine of the present invention. , Figure 4 is the third
Figure 5 is a vertical cross-sectional view taken along lines A-A and B-B in Figure 3, Figure 6 is a vertical cross-sectional view taken along line C-C in Figure 3, and Figure 6 is a vertical cross-sectional view taken along line C-C in Figure 3.
A longitudinal sectional view taken along line -D, FIGS. 7 and 8 are longitudinal sectional views showing main parts of other embodiments, respectively. -1...
...Stator punching, 4...Dovetail-shaped protrusion,
5...Half-extracted protrusion.

Claims (1)

[Scope of utility model registration request] In the stator core of a rotating electric machine, which is constructed by laminating stator blanks made by punching out electrical iron plates using a core total die,
A half-cutting protrusion part is arranged in the circumferential direction on the surface of the stator punched plate, the same number or a multiple of the half-cutting parts as the plurality of bevel-shaped protrusions are arranged in the circumferential direction, and one or more of the said punched plates are arranged. A stator core for a rotating electrical machine characterized by stacking each piece with their positions shifted in the circumferential direction.