In order to achieve the fabrication of noninvolute beveloid gears with crossed axes by using the existing machine tools, the tooth profile errors and axial errors should be studied.

很多进中应用了交错轴非开线变厚齿轮传动,目前国内在该领域的研究还是空白。

Mould design of PU hydroclone by involute feeding is introduced.Practice proves,this mould structure is reasonable and the product is took out expediently,it gains marked economic benefits.

介绍了开线给料旋流器进料体模具的设计,实践证明,此模具结构合理,脱模方便,有一定的经。

The envelope of moving line on the hypocycloid plane may be an epicycloid or cardioid and the...

摆线逆运动中与动切线成定角的直线,其包络也是圆周开线.