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Re: strange stopping
Electrical noise can be a bear. Steve Spallings mentioned PC grounds and system or motor grounds. I have his PMDX-126 and unfortunately the PC I'm using internally somewhere has the DC ground
By John Dammeyer · #154139 ·
Re: strange stopping
You are trying to fix a wrong schematic with cosmetic changes. You sure have a ground loop somewhere. Check your shields, they should be connected one side only with heavy short wire to good ground.
By Todor Boshnakov · #154138 ·
Re: strange stopping
The USB interface is typically not electrically isolated and if the ground of the computer and the signal ground of the controller to which the Pokeys is connected are at different potentials, then
By Steve Stallings · #154137 ·
Re: strange stopping
i will contact him. i did try adding a shielded braid over the usb cable and do not think it helped but maybe i am thinking about something else? Best regards, Spencer Chase 67550 Bell Springs
By spencer@spencerserolls.com <spencer@...> · #154136 ·
Re: strange stopping
In my opinion, you should contact Vince at storm2313@.... he is very knowledgeable and always ready to help you. He is fanatical about unwanted noise in your system. I think he sells a USB cable
By Dave Reichert · #154135 ·
Re: strange stopping
i forgot to mention that, i have ferrites everywhere. that is one of the first things i do. i have them on the signal leads to each stepper and even on the usb cable to the pokeys although the mfg
By spencer@spencerserolls.com <spencer@...> · #154134 ·
Re: strange stopping
I would probably try adding ferrite beads to the leads.
By gayhurst56 · #154133 ·
strange stopping
I have my router working really well with the following configuration. Solid state tiny computer running win 10. Mach 3 latest version Pokeys USB CNC thing connected to a PDMX. I am finally getting
By spencer@spencerserolls.com <spencer@...> · #154132 ·
Cnc Software Tutorial
In this tutorial I will be going through all the main screens on Mach3 that you will use to run your G code programs. I will explain what most of the buttons do and my opinion on how effective the
By Emefa Banini <banini@...> · #154131 ·
MACH 3 LATHE WEAR OFFSETS FUNCTION IN REVERSE
Hello, I'm using Mach3 on one of my lathes. The offset wear functions in reverse of normal. A positive number in X wear makes the part diameter?smaller. A negative number in X wear makes the part
By rthoracing · #154130 ·
Re: Machine e stop activated mid cut
I tried to set the debounce 500 and 1000 and I still had the same problem. Not sure if this could be a machine issue. I will have a look at the wiring later on. Thanks
By Richard Keane · #154129 ·
Mach 4 - Description and main features
According to the manufacturer , Mach4 is completely new software and has less than 1% of the programming code in common with Mach3. It was written from the ground up to be expandable, flexible, and
By Emefa Banini <banini@...> · #154128 ·
Re: Ballscrew Ballnut Disaster
??? ??? the better news is it wasn't hooked up to a live torpedo ??? ??? animal
By mike allen · #154127 ·
Re: Ballscrew Ballnut Disaster
i forget the details but i once lost some balls out of the end of a ballscrew and looked online for a fix. i did find a way to put the balls back in on a screw without a recirc cover. i remember one
By spencer@spencerserolls.com <spencer@...> · #154126 ·
Ballscrew Ballnut Disaster
I have been working with ballscrews and ball nuts for 50 years. I first leaned that if the balls come out of the ballnut it is a real problem to fix. I had my first disaster? while working in a
By Dan Mauch · #154125 ·
Re: Motor tuning
Your power supply is just as important as your drivers. Switching power supplies work for some situations. Stepper motors like current; raw unregulated power. See
By Bear Boy · #154124 ·
Re: Motor tuning
Quiet is good but results in less power. You want your motors to “sing” when moving for maximum power. Over power and over acceleration causes a growling noise resulting in missed steps ?
By Bear Boy · #154123 ·
Re: Motor tuning
What is your drivers? Fortino Get Outlook for Android<https://aka.ms/ghei36> ________________________________ Sent: Friday, March 13, 2020 3:20:01 AM To: MachCNC@groups.io
By hotmail · #154122 ·
Re: Motor tuning
If your stepper motor drivers are higher quailty and there is a mid band ajustment on the driver like gecko drive has then you tune it runnings at about 5 IPM Dan
By Dan Mauch · #154121 ·
Re: Machine e stop activated mid cut
Be careful not to set the debounce too high in the General Config menu because? if it is too high the table may hit the switch but delayed for a time greater than the actuation time of the switch and
By Dan Mauch · #154120 ·