tag:blogger.com,1999:blog-3462870758832574326.post232141446858150205..comments2024-03-26T03:48:57.771-04:00Comments on Makeatronics: 3D Printer Motor Control - Part 1Nich Fugalhttp://www.blogger.com/profile/01260987815174387425noreply@blogger.comBlogger7125tag:blogger.com,1999:blog-3462870758832574326.post-86559453740335178412014-06-12T07:18:39.907-04:002014-06-12T07:18:39.907-04:00I am very enjoyed for this blog. I feel strongly a...I am very enjoyed for this blog. I feel strongly about it and love very important information. The idea of a homemade manufacturer is admittedly returning to the forefront. Like the manner the net leveled the taking part in the sphere, resolution the challenges of reach and sanctioning everybody to play, that’s what's happening with producing nowadays. Thanks for sharing<br /><br /><a href="http://www.sunruy.com/" rel="nofollow"> 3D printer and printers </a>Anonymoushttps://www.blogger.com/profile/06414454429361382744noreply@blogger.comtag:blogger.com,1999:blog-3462870758832574326.post-19390910690389645872014-06-12T07:07:14.536-04:002014-06-12T07:07:14.536-04:00At present, in the world we have seen various type...At present, in the world we have seen various types of 3D printing strategies; the fundamental procedure is comparatively consistent from one to consequent. In additive manufacturing, three-dimensional objects are created from a material in either liquid or particle type. I see that you describe very clearly about 3D printing and 3D printing materials. Thanks for sharing such kind of nice and wonderful collection<br /><a href="http://www.sunruy.com/" rel="nofollow"> 3D printer manufacturers </a>Anonymoushttps://www.blogger.com/profile/06414454429361382744noreply@blogger.comtag:blogger.com,1999:blog-3462870758832574326.post-73027609006917645222014-05-13T22:01:25.240-04:002014-05-13T22:01:25.240-04:00I think I understand where you're coming from,...I think I understand where you're coming from, and it's quite possibly a true statement (not entirely convinced, but I don't have that experience yet). With the most recent design above, the 0.001" positioning tolerance is a theoretical best case. But even if I only got 0.005" positioning accuracy I'll still be happy.<br /><br />Another thing to keep in mind is that classical control systems have been used on brushed DC motors for ages where you only have 2 or 3 "steps" per revolution, and no special effort is required to deal with the space when the magnets are between windings. They're usually used in conjunction with a gearbox which helps on the positioning accuracy, but basic principles remain unchanged from my design.Nich Fugalhttps://www.blogger.com/profile/01260987815174387425noreply@blogger.comtag:blogger.com,1999:blog-3462870758832574326.post-44313213065928159522014-05-09T07:36:02.092-04:002014-05-09T07:36:02.092-04:00Well, I am afraid that your controller will have d...Well, I am afraid that your controller will have difficulty to control the motor at current setting. This is because that the system will take the pulse and direction signals as its input. It has to rotate one "step" whenever get one pulse at the direction indicated by the direction signal. In your design, one "step" equals to one "count" of the encoder on the motor. This will be a tough job for the closed loop controller to make the motor move precisely just one unit of the resolution without overshoot or undershoot (i.e. no oscillation) . Tp resolve the issue. it is necessary to give some "room" to the controller. For example, for each input pulse, the motor rotates 10 encoder counts in desired direction to move corresponding axis with one unit of positioning resolution (e.g. 10um)...Anonymoushttps://www.blogger.com/profile/09516281928207544364noreply@blogger.comtag:blogger.com,1999:blog-3462870758832574326.post-79247443770343367982014-04-16T11:14:20.150-04:002014-04-16T11:14:20.150-04:00NiceNiceAnonymousnoreply@blogger.comtag:blogger.com,1999:blog-3462870758832574326.post-35594019947016527132014-02-17T23:32:15.979-05:002014-02-17T23:32:15.979-05:00Appreciate the good vibes. Custom motor driver cir...Appreciate the good vibes. Custom motor driver circuit boards are in the works.Nich Fugalhttps://www.blogger.com/profile/01260987815174387425noreply@blogger.comtag:blogger.com,1999:blog-3462870758832574326.post-43389632621297365672014-02-13T14:38:09.578-05:002014-02-13T14:38:09.578-05:00Damn. You do good work. Can't wait until you f...Damn. You do good work. Can't wait until you finish the printer.hamisahttps://www.blogger.com/profile/07117413724044617637noreply@blogger.com