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4、沥A河团口aGiventheprimarycircleradius7o,offsete,camsangularspeedwand1ueui目Ethecamprofile_x4.Diskcamwithoffsetknife-edgetranslatingfollower【日an诊O(y90g才在右图(aj所示的直动滚子推杆盘形凸轮机E伟口E如图(p)+(c所示。凸轮实际轮廓的最小医吴5cutie应河cE运厌b逊吊i朋d不EE【OLussaayalgtsdsbpolby明确定实际廓线的对应点;【sst胡泓lahsgesyolayibE命p园y江应厂口i日门又E述i人在下图所示的凸轮机构中,凸转的实际廖线是一个国,国心在0点,半径为R,凸轮绕轶心A逆时针方向旋转,滚子半径广,俯心距e,求:.1作出凸粑的理论廖线,并说明理论廖线为何种曲线;.2请在图中标出基圆半径a.3请用作图法求出从动件的行程,并写出作图步骤:.4在图中标出推杆在最大推程时机构的压力角.
