True, but usually brakes are only applied to keep things from sliding out of position when power is lost.
If you have power to the stepper motor, it should not require a brake. For instance I have a brake on my X axis on my slant back lathe so when power is lost the turret doesn't slide down into the workpiece. Dave On 3/10/2010 3:02 PM, yann wrote: > Le mercredi 10 mars 2010 20:42:26, Dave a écrit : > >> You could also just drop a solenoid plunger into sprocket teeth or >> something similar. >> >> Sort of like throwing the proverbial wrench into the works... ;-) >> >> Nema 17 is pretty small stuff. >> >> Dave >> >> > problem with that is you will stop only at position determined by the number > of theeth... > > > this is the device I was thinking about > > http://www.precisionroller.com/find/4402235600.htm > > this one looks very expesive, but you could get some used for free asking your > local photocopier dealer/repair shop. > > ------------------------------------------------------------------------------ > Download Intel® Parallel Studio Eval > Try the new software tools for yourself. Speed compiling, find bugs > proactively, and fine-tune applications for parallel performance. > See why Intel Parallel Studio got high marks during beta. > http://p.sf.net/sfu/intel-sw-dev > _______________________________________________ > Emc-users mailing list > [email protected] > https://lists.sourceforge.net/lists/listinfo/emc-users > > ------------------------------------------------------------------------------ Download Intel® Parallel Studio Eval Try the new software tools for yourself. Speed compiling, find bugs proactively, and fine-tune applications for parallel performance. See why Intel Parallel Studio got high marks during beta. http://p.sf.net/sfu/intel-sw-dev _______________________________________________ Emc-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/emc-users
