Centroid Community CNC Support Forum

Hi,
Nice build indeed.
I have a 4x4 Langmuir crossfire. I have decided to build a 4x8 CNC plasma cutter myself.

Would you consider sharing the 3d cad and build list?

Hi,
Nice build indeed.
I have a 4x4 Langmuir crossfire. I have decided to build a 4x8 CNC plasma cutter myself.

Would you consider sharing the 3d cad and build list?

So I finally received my PM30-MV after 4 months wait. Since everything I will be doing with the PM30 cnc conversion is new to me, I decided to also start a YouTube chanel. I just posted my first PM30 video. It is about unpacking and walk-around mainly. Link is below.

I have already took apart the ...

I did follow up with both Precision Matthews and DMM. I want to share my finding for the benefit of the community.

Matt at PM did confirm that there is nothing that prevent the z-azix from dropping other than friction from the dovetails.

DMM indicated that the brake is controlled independently by ...

Thanks Marty.

The Z-axis is indeed Dove-Tail on the PM-30MV, based on the PDF. Attached.

I will follow up with DMM as you mentioned.

Link to PM30 Z-Axis
https://drive.google.com/open?id=1XdQsU ... TzN0CZOvRW

First complication to solve: Acorn and DMM z-axis with or without Holding brake

Option 1
DMM 86mm Frame DHT 0.75kW AC Servo Motor With Key

Option 2
DMM 86mm Frame, 0.75kW, medium inertia with +24VDC holding brake

The diffrence between the two is the 24Volt holding brake. I ordered both, but I ...

Thanks ScotY and Marty. I will use google drive. I have an account already.

Question to all: would you like me to post updates on everything related to the build such as welding the stand buying components, cost, unloading the PM30, taking apart and getting down to my basement, etc .... OR, only ...

So if I can't post photos from my computer? What public site(s) do you use to store your pictures? Can I use photos posted on Amazon drive? How do I add a photo Album?

Hello,
I am new to this board, CNC, Machining, ... well everything!

My upcoming build:
- Precision Mattews PM-30MV. Should arrive in a couple of weeks.
- DMM DYN4 & 0.75KW Servo Motor for X,Y. Arrived
- DMM DYN4 & 0.75KW Servo Motor with Braking for Z. ordered
- DMM DYN4 & 1.8KW Servo Motor for ...