548,278 active members*
2,638 visitors online*
Register for free
Login

Search:

Type: Posts; User: peteeng

Page 1 of 17 1 2 3 4

Search: Search took 0.02 seconds; generated 3 minute(s) ago.

  1. Replies
    371
    Views
    4,382

    Re: My CNC Router Build Adventure

    Hi Jayne - I think there are photos of this process in the Brevis-HD thread :) Peter
  2. Replies
    371
    Views
    4,382

    Re: My CNC Router Build Adventure

    Hi Jayne - No need to level the base with epoxy. You set up the spoil board then using the router you plane the board flat. This brings the board into correct plane with the machine. Use the...
  3. Replies
    50
    Views
    703

    Re: Design & Build of Frankenrouter

    Seems the image did not attach - - Peter
  4. Replies
    371
    Views
    4,382

    Re: My CNC Router Build Adventure

    Morning Jayne - I'd stay away from the "self levelling epoxy" concept. To truly self level, epoxy needs to be at least 5mm prefer over 6mm thick. This means you create a soft foundation for the rails...
  5. Replies
    50
    Views
    703

    Re: Design & Build of Frankenrouter

    Morning all you sleepy lot - I have worked through Frankie and sorted a few things. F5-0 will have a two piece bench. This will make transport easier. The saddle, as always is a juggle and will be...
  6. Replies
    1,392
    Views
    27,056

    Re: Milli a new composite mill kit

    Hi Ard - Been offline for a while. My elderly mother passed away and I've been supporting the family and making arrangements etc. Shes in a better place now. Milli-IRB will use ballscrews for the...
  7. Replies
    5
    Views
    73

    Re: 5x12 router build electronics?

    Hi Tim - Here's a good stepper vs servo article. Peter

    https://www.amci.com/industrial-automation-resources/plc-automation-tutorials/stepper-vs-servo/
  8. Replies
    5
    Views
    73

    Re: 5x12 router build electronics?

    Hi Tim - your Q's
    1) which controller? machine controller? I use UCCNC and have no complaints
    2) Servos are considerably more $$$ then steppers but they provide more performance. You need to...
  9. Replies
    552
    Views
    18,585

    Re: Designing a new router called Brevis-HD

    Evening all - Today I finished BrevisNo1 but forgot to take the computer so couldn't run it. Need to make a small aluminium bracket for the frame so this will be the first aluminium job for Scoot....
  10. Replies
    21
    Views
    486

    Re: Cnc router electronics

    Hi GoCe - Use proper round cars and matching round rail. Not commercial tubing, Won't work. Linear rail is hardened and ground to a specification. The car balls will gall the unhardened steel or...
  11. Replies
    50
    Views
    703

    Re: Design & Build of Frankenrouter

    Hi All - I've ordered the 2 tool plates and I'm having them painted red as in the render attached. I've added a wall to the end to put the electronics on. I may even use an enclosure this time. I...
  12. Re: Dumb question about belt-driving vs direct driving a ballscrew

    Hi DB _ What is the length of the screw? Peter
  13. Replies
    50
    Views
    703

    Re: Design & Build of Frankenrouter

    Hi All - I've been contemplating the overall size of Frankie and the structure of the bench. In my reorganisation of parts yesterday I came across some casters with adjustable height feet I'd...
  14. Replies
    13
    Views
    83

    Re: My First CNC Build

    Hi Chris - All motherhood statements have conflicts. $$$, space, precision (all these conflict) . You say you have a bench, but the machine takes up space more then you think and therefore the bench...
  15. Replies
    552
    Views
    18,585

    Re: Designing a new router called Brevis-HD

    Yippee - Today I finished the outside of the washroom, except the door. Yesterday I cut the cleats for the shelving on Scoot and completed all the shelves being cut. Plus I started moving tools and...
  16. Replies
    13
    Views
    83

    Re: My First CNC Build

    Hi Chris - Nothing wrong with timber or plywood for a machine if you understand it and can work with it. There are commercial plywood machines and many hobbyists build very good plywood machines. So...
  17. Replies
    371
    Views
    4,382

    Re: My CNC Router Build Adventure

    Ah Mactec your disrespect is noted again... and your comment that "hobbyists" get the motor sizing incorrect is correct. If the motor/drive system is correctly sized then balancing is not needed on...
  18. Replies
    371
    Views
    4,382

    Re: My CNC Router Build Adventure

    Yes Mactec - But when the Z axis system is strong enough to lift the Z axis many fold why bother balancing the system? It will not necessarily be smoother unless you are trying to have an extremely...
  19. Re: Fair strong DIY CNC machine (Wood and Aluminum) - Design Idea

    Hi Rab -
    1) For that size spindle I would use 20mm cars vs 15mm on the Z. The bottom cars on the Z take a lot of beatings and need to be strong. Especially if you want to take full advantage of...
  20. Replies
    371
    Views
    4,382

    Re: My CNC Router Build Adventure

    Hi - I used an automotive gas spring on my first machine and it worked fine for 3 years then I sold the machine, but I had to take a scale to the store and measure their loads as the spec'ed load was...
  21. Re: Man, am I the only one that wants a highly accurate machine?

    Hi All - Some clues to making high accuracy, precise and repeatable machines. Unfortunately rigidity will always be king, you can't make a wobbly machine that cuts material and expect the...
  22. Replies
    1,392
    Views
    27,056

    Re: Milli a new composite mill kit

    Thanks Ard - I want to cast the CF test coupon next. Now I have a suitable cutter for composites... Peter
  23. Replies
    552
    Views
    18,585

    Re: Designing a new router called Brevis-HD

    Afternoon All you Mill Heads - Todays Brevis No1 job was to complete the motor wiring, check the wiring, power Brevis up and not let the smoke out. All went to plan, Good-oh. I then set up the Z's...
  24. Replies
    178
    Views
    6,293

    Re: Yet another epoxy granite mill

    Hi Thomas - I'd bead blast/paint then finish machine. If the paint is well attached (as it should be) then touch up is zero/minimal. With some (especially fabricated) objects when you blast them...
  25. Replies
    552
    Views
    18,585

    Re: Designing a new router called Brevis-HD

    Hi Mactec - Agreed, I've never heard a metal machinist call a tool a bit. But carpenters and cabinet makers call them bits. My father was a carpenter in the days of hand tools and I have some of his...
  26. Replies
    552
    Views
    18,585

    Re: Designing a new router called Brevis-HD

    Hi All - Some new bits arrived today for Scoot. Yippee now I can do an aluminium and composite trial... if its a metal mill is it still a "bit" Peter
  27. Replies
    552
    Views
    18,585

    Re: Designing a new router called Brevis-HD

    Hi All - Today I used Scoot to do some rebating for the washroom. Some time ago there was an entry about a titanium coffee cup with CF umbrella. Well that little spot is for long thin things just...
  28. Replies
    371
    Views
    4,382

    Re: My CNC Router Build Adventure

    Hi Jayne - To discuss the direct drive version a little more vs the belt drive. The belt is used to save space or address aesthetics. It definitely costs more then a coupling. There is dead space at...
  29. Replies
    50
    Views
    703

    Re: Design & Build of Frankenrouter

    Evening All - I'm about to place an order for some laser cut parts but haven't come up to min order value so I'll get Frankies Z axis tool plates cut, to top up the order. I've added 120mm to Scoots...
  30. Replies
    1,392
    Views
    27,056

    Re: Milli a new composite mill kit

    Morning all - I have the drawing and finish specs for the test coupons. They are a bit different to usual for composites. I asked them some questions and they usually test neat resins so I shall prep...
Results 1 to 30 of 500
Page 1 of 17 1 2 3 4