Need help in selecting the right board for CNC machine
- vkhargwanshi
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04 Mar 2022 11:07 #236330
by vkhargwanshi
Need help in selecting the right board for CNC machine was created by vkhargwanshi
Hello All,
I am planning to build a Robo for dispensing the adhesive/sealant. I am very new to this field, so I started reading around on how can I make. After looking at various software around, I decided to use LinuxCNC.
Now 2nd thing came as which board to use, I observed that board needs to be compatible with LinuxCNC (Please confirm if my understanding is correct). Again after looking around over net and discussion, I found that Mesa boards are best suited for LinuxCNC (again someone please confirm, or else if any other option, would be really helpful)
I believe I will need board which supports Servo motor for controlled movement of dispenser (I need only 3 axis) and a solenoid control to start and stop the dispenser. Unfortunately I have very little knowledge about the board and so unable to select the one for my need. Any help in this regards would be really great.
Thanks & Regards,
Vandana
I am planning to build a Robo for dispensing the adhesive/sealant. I am very new to this field, so I started reading around on how can I make. After looking at various software around, I decided to use LinuxCNC.
Now 2nd thing came as which board to use, I observed that board needs to be compatible with LinuxCNC (Please confirm if my understanding is correct). Again after looking around over net and discussion, I found that Mesa boards are best suited for LinuxCNC (again someone please confirm, or else if any other option, would be really helpful)
I believe I will need board which supports Servo motor for controlled movement of dispenser (I need only 3 axis) and a solenoid control to start and stop the dispenser. Unfortunately I have very little knowledge about the board and so unable to select the one for my need. Any help in this regards would be really great.
Thanks & Regards,
Vandana
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- tommylight
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04 Mar 2022 13:40 #236342
by tommylight
Replied by tommylight on topic Need help in selecting the right board for CNC machine
What type of servo?
What control type do they use?
What control type do they use?
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04 Mar 2022 16:09 #236358
by andypugh
Replied by andypugh on topic Need help in selecting the right board for CNC machine
Depending on size / speed / power requirements this might be do-able with steppers and cheap parallel port breakout.
Is this a hobby one-off or a proposed commercial product? The advice we give would be very different in the two extremes.
Is this a hobby one-off or a proposed commercial product? The advice we give would be very different in the two extremes.
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- vkhargwanshi
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04 Mar 2022 16:54 #236362
by vkhargwanshi
Replied by vkhargwanshi on topic Need help in selecting the right board for CNC machine
Thanks for reply Andy. I am just starting with experiments however, plan is to make this as a commercial product. I started experimenting as started getting enquiry on such product.
As I don't have much experience on hardware. So from different reading I understand, it will be difficult for me to work on breakout board unless I get proper support. So thought better to start with known working board.
As I don't have much experience on hardware. So from different reading I understand, it will be difficult for me to work on breakout board unless I get proper support. So thought better to start with known working board.
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04 Mar 2022 17:02 #236363
by vkhargwanshi
Replied by vkhargwanshi on topic Need help in selecting the right board for CNC machine
I will be using Linear Servo motor and 2 way Solenoid valve
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04 Mar 2022 23:59 #236382
by andypugh
Replied by andypugh on topic Need help in selecting the right board for CNC machine
Possibly a raspberry pi would suit as the controller. Then either an Ethernet or SPI. Board. Mesa 7C81 perhaps? Or 7i92.
There are more expensive boards with screw terminals for more convenient wiring, but those are the cheapest ones.
There are more expensive boards with screw terminals for more convenient wiring, but those are the cheapest ones.
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05 Mar 2022 01:46 #236388
by vkhargwanshi
Replied by vkhargwanshi on topic Need help in selecting the right board for CNC machine
Really great to know that if i use raspberry pi then i don't need mesa board.. I went in this direction as i want to provide touchscreen display instead of pc control.
I was not sure if i can connect servo motor and solenoid controller with raspberry pi..
Thanks a lot for quickly helping me out in this as mesa boards not available iin India but raspberry pi is. easilly available.
I was not sure if i can connect servo motor and solenoid controller with raspberry pi..
Thanks a lot for quickly helping me out in this as mesa boards not available iin India but raspberry pi is. easilly available.
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08 Mar 2022 00:21 #236618
by andypugh
Replied by andypugh on topic Need help in selecting the right board for CNC machine
I was suggesting Pi-compatible Mesa boards. You can do some things with the Pi GPIO but I think that for what you are describing an add-on FPGA board will be necessary.
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08 Mar 2022 06:50 #236634
by vkhargwanshi
Replied by vkhargwanshi on topic Need help in selecting the right board for CNC machine
Oh ok.. so I need Pi board and along with that FPGA board, which is 7C81 or 7i92 may be...
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08 Mar 2022 11:16 #236657
by andypugh
Replied by andypugh on topic Need help in selecting the right board for CNC machine
What do you currently have? Maybe start with that and then decide what needs to change.
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