推荐回答(3个)
proe画齿轮是机械制图人士必须掌握的技能,proe制图软件是除cad外又一个常用软件。proe画齿轮过程中涉及计算和画图,
下面,世界泵阀网综合利用图文视频为大家讲解proe画齿轮的具体方法和步骤。
首先必须得画渐开线,渐开线的定义是绕在圆上的线展开时,先保持与圆相切,线的端点说形成的轨迹。
以上为从方程画渐开线



令在圆上的点T坐标为X0,Y0 则
X0=R*COS(a),X=X0+(S*SIN(a))
Y0=R*SIN(a), Y=Y0-(S*COS(a))
在proe中是关系定义
如下
A=t*90
S=(pi*r*t)/2=PI*R*A/180
X0= R*COS(A)
Y0=R*SIN(A)
X=X0+(S*SIN(a))
Y=Y0-(S*COS(a))
Z=0
齿轮的参数如下
齿数 Z
模数 M
齿轮宽度 WIDTH
压力角 A
次要参数
分度圆 直径 dp=M*Z
齿根圆直径 df=M(Z-2.5)
齿顶圆直径 da=M(Z+1)
基圆 db=M*Z*COS(A)
先把四个圆画出来, 四个圆分别为齿顶圆,齿根圆 基圆 和分度圆。其中基圆在画渐开线时需要的 而分度圆在定义选转角度时必须的。
接着需要定义镜像面,需要用到分度圆的知识。DTM1经过轴线 和渐开线与分度圆交点 DTM2 与DTM1的夹角为90/Z 因为齿厚和齿间距时相同的,它们间的所有夹角加起来刚好等于分度圆的圆周角360。镜像后剪切特征的角度应该为180/Z 才能保证180/Z*2*Z*=360。 然后复制剪切特征,只有复制一个特征才能用到阵列的功能,否则没有可用来阵列的尺寸。编辑-〉特征操作-〉复制->旋转得到 最后以选装得到的特征阵列。
知道锥齿轮的大小轮的各个参数及渐开线的绘图方法,再进行渐开线混合得到一个齿形。当然这里最主要的是画出两个齿轮的位置。
proe 齿轮画法大全
可以参数化修改,帮助你模拟齿轮的运动,做为设计的参考。
里面包含了,直齿轮,斜齿轮(29页),锥齿轮(62页),涡轮(92页),蜗杆(109页)
格利森螺旋锥齿轮(113页)。
下载地址:
http://wenku.baidu.com/view/624c873f0912a2161479292f.html?from=rec&pos=0&weight=85&lastweight=23&count=4
(免费)
好好学习吧。
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