No photo? Here is a link to one .bricogeek.com/img_cms/2601-mantis-gripper-robot-arm.jpg <https://cdn-blog.bricogeek.com/img_cms/2601-mantis-gripper-robot-arm.jpg>
The arm is obsolete but the gripper is worth trying. Google will turn up any number of photos if you enter "mantis gripper" On Mon, Jul 23, 2018 at 11:31 PM John Dammeyer <jo...@autoartisans.com> wrote: > Rats. No picture... > > > -----Original Message----- > > From: Chris Albertson [mailto:albertson.ch...@gmail.com] > > Sent: July-23-18 11:15 PM > > To: Enhanced Machine Controller (EMC) > > Subject: Re: [Emc-users] CAD for LinuxCNC > > > > On Mon, Jul 23, 2018 at 10:21 PM Bruce Layne > > <linux...@thinkingdevices.com> > > wrote: > > > > > > > > Many people now use Fusion360. There was a very attractive > introductory > > > deal to lure people back away from SolidWorks and similar 3D parametric > > > CAD programs that had been gobbling up market share. I've witnessed > > > these marketing driven software product cycles before. Enough people > > > have now switched to Fusion360 that the door is about to slam shut. It > > > won't be long before people are held hostage to the CAD files they > > > created and they can be abused and exploited. AutoDesk got me on that > > > one before. I'm not falling for it again, no matter how nice Fusion360 > > > looks. > > > > > > > > That is not going to happen for two reasons > > 1) the deal is not introductory, It is licensed so that it is free for > > those doing less then $50,000 of work per year Those doing more have to > > pay for it > > 2) it can save the files in any of about a dozen industry standard file > > formats so it is really easy to move your projects both in and out of > > Fusion. On the roadmap is to directly open and save to other file > > formats. > > > > I'm fan of open source software but none of the open source 3D modeling > > software is "there"yet. With the exception of "Blender" but that is > mostly > > aimed at the entertainment industry. It is all quite primitive and > > especially the CAM parts. > > > > Again look at the parts YOU want to make. Here is an example of > something > > I worked on: The photo below is of a "mantis" arm with gripper and the > > design was posted as "open source" but in Solidworks files. At first the > > gripper looks nice but you quickly find that the design is un-even. Some > > parts are to heavy, some are not strong enough and flex under load and > the > > gripper has twice as many ball bearing inside as it needs. The design > > needs some revision. It as nearly trivealto import the gripper, modify > > the parts, make some 3D printed and machine some metal parts. This is > one > > of the best 2-finger general purpose grippers and even better after some > > fixes. The geared design is brilliant. But I think for many tasks two > > fingers and thumb are needed because having only two points on an object > > being lifted allows rotation. The rest of the arm does not perform as > > well as it looks. The motors just don't have enough power to weight. > But > > I have built a whole series of mantis grippers > > > > > > > > > > > > > > > > > > On 07/24/2018 12:17 AM, John Dammeyer wrote: > > > > Mini Poll here if possible > > > > I use WIN-7 and design with AlibreCAD and use MecSoft AlibreCAM to > > make > > > the G-Code. As I get closer to getting the Mill converted I could do > like > > > I have with the CNC router and run WIN-XP and MACH3. > > > > Or continue on the path I started with LinuxCNC. > > > > > > > > So what OS and CAD/CAM software are users of LinuxCNC working with? > > > > > > > > Thanks > > > > John > > > > > > > > > > > > > > > > > ---------------------------------------------------------------------------- > -- > > > > Check out the vibrant tech community on one of the world's most > > > > engaging tech sites, Slashdot.org! http://sdm.link/slashdot > > > > _______________________________________________ > > > > Emc-users mailing list > > > > Emc-users@lists.sourceforge.net > > > > https://lists.sourceforge.net/lists/listinfo/emc-users > > > > > > > > > > > > > > > > > > > > > > ---------------------------------------------------------------------------- > -- > > > Check out the vibrant tech community on one of the world's most > > > engaging tech sites, Slashdot.org! http://sdm.link/slashdot > > > _______________________________________________ > > > Emc-users mailing list > > > Emc-users@lists.sourceforge.net > > > https://lists.sourceforge.net/lists/listinfo/emc-users > > > > > > > > > -- > > > > Chris Albertson > > Redondo Beach, California > > > > ---------------------------------------------------------------------------- > -- > > Check out the vibrant tech community on one of the world's most > > engaging tech sites, Slashdot.org! http://sdm.link/slashdot > > _______________________________________________ > > Emc-users mailing list > > Emc-users@lists.sourceforge.net > > https://lists.sourceforge.net/lists/listinfo/emc-users > > > > ------------------------------------------------------------------------------ > Check out the vibrant tech community on one of the world's most > engaging tech sites, Slashdot.org! http://sdm.link/slashdot > _______________________________________________ > Emc-users mailing list > Emc-users@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/emc-users > -- Chris Albertson Redondo Beach, California ------------------------------------------------------------------------------ Check out the vibrant tech community on one of the world's most engaging tech sites, Slashdot.org! http://sdm.link/slashdot _______________________________________________ Emc-users mailing list Emc-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/emc-users
