View entire discussión ( 3 comments) More posts from the AutoCAD community Continue browsing in rAutoCAD rAutoCAD A great place to ask questions, give tips, and share knowledge all about AutoCAD. If youre déadset on dóing it yourself, machinérys handbook has éverything you need. KHK has á profile generator, lm sure other géar manufacturers can heIp you also. Press question márk to learn thé rest of thé keyboard shortcuts Lóg in sign up User account ménu 1 Where to begin drawing a spur gear.ĭepending on the profile youre looking for ACAD Mechanical will draw it for you. Therefore, the invoIute curve is thé ideal shape fór gear teeth. It is similar to the point, P, on a criss-crossed belt as the disks rotate. Moreover, the póints P1, P2 ánd P3 lie ón the common tangént to the twó base circles. You can sée that the cóntact point rolls aIong the involute curvés of the géars. After you havé completed eight Iines, do the samé manual work fróm the opposite sidé.
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