From 3dcbd8087c579e6a11b97235915a774ce7e8b4b9 Mon Sep 17 00:00:00 2001 From: Zruncho Date: Mon, 31 Oct 2022 00:20:16 -0700 Subject: [PATCH] Improve doc: add a few more steps --- INSTRUCTIONS.md | 27 ++++++++++++++++++--------- 1 file changed, 18 insertions(+), 9 deletions(-) diff --git a/INSTRUCTIONS.md b/INSTRUCTIONS.md index c8aecbd..e22fe26 100644 --- a/INSTRUCTIONS.md +++ b/INSTRUCTIONS.md @@ -4,9 +4,9 @@ In a nutshell: **it's not that hard**. Even as a first-time, scratch build, it's reasonable to do the mechanical side in only a few hours. -Even if you're also doing BoxZero at the same time, the gantry can stay in place, with changes around the gantry. +Even if you're also doing BoxZero at the same time, the gantry can stay in place, as you work around it. -The build order isn't as prescribed as a V0, because the bedrame can be easily added and removed, and because the motors can go in before or after the MotorCorners... this is an under-appreciated benefit of T0. +The build order isn't as prescribed as a V0, because the bedframe can be easily added and removed, and because the motors can go in before or after the MotorCorners... this is an under-appreciated benefit of T0. **You can do it!** Lots of people have, without even these instructions. @@ -15,9 +15,9 @@ When in doubt, consult the CAD, but realize that not all screws and nuts are pre And yes, the steps are a little bit high level in a few places; we'll improve these over time, with more pictures, especially. ## Prep -* **Skim the list of PRs on the GitHub** - is there anything new and useful for you? +* **Skim the [list of PRs](https://github.com/zruncho3d/tri-zero/pulls) on the GitHub** - is there anything new and useful for you? * Print parts per [parts guide](PARTS.md) -* Print NDNs - more than you think you'll need. +* Print [NDNs](https://github.com/zruncho3d/f-zero/tree/main/STLs/NoDropNuts) matched to your extrusions - more than you think you'll need. ## Pre-build * Add heatsets where needed @@ -31,7 +31,7 @@ And yes, the steps are a little bit high level in a few places; we'll improve th For conversions, of course! * Remove the V0 Z assembly * .. but leave the rear verticals in place - * Remove bedframe (possibly by removing the rail m2s... that's one way) + * Remove bedframe (possibly by removing the rail M2 screws... that's one way) * Take it all off. You'll need the extrusions. * Remove Z railstops * Remove rear Z motor/stepper unit @@ -69,6 +69,9 @@ For conversions, of course! * Add a screw for locking in place and ensuring it can slide up and down; you tighten this one (against an extrusion) when the tension is set. * Add a screw for adjusting the tension * Add front belts. Attach with minimal extra belt on top first. Then snake the belt around, past the pulley, up and to the attachment. Leave a bit of extra to grab in the future (say, 15 teeth to start; can always trim later, and only when both sides are tensioned fully.) +* Ensure alignment for the front pulleys and lock them down. +* Tension the tensioner and ensure smooth travel across the full range of motion. +* If using printed sliders, lubricate the bearing and slide it up and down until it coats the full full extrusion travel used. #### Assemble rear Z ![](Renders/alpha-6/rear_z.png) @@ -84,9 +87,13 @@ For conversions, of course! * Attach tensioner screw and add the tensioner unit (the one with a belt already, right?). Screw the tensioner in a turn or two - the minimum amount to keep it on. * Route belt around lower pulley and add the rear belt attachment, with some tension applied; it'll float in place. * Make sure the rear belt attachment has all 4 holes aligned with the rear slider. -* Slide the belt block down, into the rear Z slider unit. It should click satisfyingly and hold in place even without screws! +* Slide the belt block down, into the rear Z slider unit. It should click satisfyingly and hold in place even without screws! * Add screws to lock the carriage slider bar against the belt block. -* Note: after a few times, this all becomes a ~2 min procedure. You can do all this with the rear panel in place, because the rear wide carriage mount and the belt block can be at different heights. +* Ensure alignment for the rear pulley and lock it in place. +* Tension the rear Z belt and ensure that the motion is smooth and low-friction over the full travel. +* If using printed sliders, lubricate the bearing and slide it up and down until it coats the full full extrusion travel used. + +Note: after a few times, attaching the rear Z belt becomes a ~2 min procedure. You can do all this with the rear panel in place, because the rear wide carriage mount and the belt block can be at different heights. #### Assemble bedframe unit ![](Renders/alpha-6/bedframe.png) @@ -95,7 +102,7 @@ For conversions, of course! * Add nozzle endstop, if present * Add bedframe end parts (3) with screws; leave ends someone loose, as you'll align the bedframe in place later. * Add bed spacers, bed, and bed screws. Add loosely, align, then tighten. -* Add wires to Wagos. Put high-power and low-power on separate sides. +* Attach bed power and thermistor wires to the Wagos. Put high-power and low-power connections on separate sides. * Add motor cover bumps + screws (4) * Then add either the small bumpers or large Guitar Feet. Guitar feet need long M3 screws into the heatsets, with a fender washer or printed spacer for each. * Adjust all Z drives to equal, high tension. The higher the tension, the better the printer will hold in place without power. @@ -132,7 +139,9 @@ For conversions, of course! * Do dry-run print to confirm presence of probe macro * Enjoy never having to level the bed again!!! * You're now able to build pretty much any printer, too, if you were able to build, wire, config, and debug this one. Congrats! -* Post your baby's first steps to ``#tri-zero` on DoomCube. Zruncho wants to see your build! They're all unique. Really! +* Post your baby's first steps to `#tri-zero` on DoomCube. `#build-showcase` and `r/VoronDesign` are great places too. + +Zruncho wants to see your build, as do others!! They're all unique. Really! # Helpful Tips