Pressing structure of shaft and shaft hole
A shaft hole and press-in hole technology, applied in the direction of shafts, bearings, shafts, connecting components, etc., can solve problems such as increased driving noise, reduced press-in strength, and shaft skew, so as to reduce press-in skew and reduce impact , The effect of firm press-fit joint
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[0042] Hereinafter, embodiments of the present invention will be described with reference to the drawings. There are multiple embodiments of the present invention. First, in the first embodiment, as figure 1 As shown, it consists of shaft hole 1 and shaft 2. The shaft hole 1 is arranged on the hub hole of various pumps or the hub hole of the pulley device and other devices. like figure 1 (B), (C) and figure 2 As shown, the shaft hole 1 is composed of an open end surface 11, a sloped surface guide portion 12, a steep sloped surface guide portion 13, and a press-fit hole portion 14, and the order of formation is, from the opening side of the shaft hole 1, the opening end surface 11, the steeply sloped surface The guide portion 13 , the inclined surface guide portion 12 , and the press-fit hole portion 14 .
[0043] The diameter center of the opening end surface 11 coincides with the diameter centers of the slope guide portion 12, the steep slope guide portion 13, and the...
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