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- 2x in bottom of the leg for customer-side `front-leg-extension` mounting - ![](img/front-leg-extension-mounting-nut1.png) - ![](img/front-leg-extension-mounting-nut2.png) - - 1x near extrusion pocket for customer-side attachment of front-drag-chain-mount - ![](img/front-drag-chain-mount-nut.png) - -- Insert 1x `m5-nylock-hex-nut` into in the underside of `belt-tensioner-arm` mounting post - ![](img/belt-tension-arm-nut.png) - ## Preparing back-leg + +!!!info "Create 2x `back-leg` subassemblies per LumenPnP, one for each y-gantry-left/right, by following the steps below" + + - Remove any stringing from the 3D print with a heat gun - Insert an `m5-hex-nut` into the bottom of the `back-leg` 3D print - Finger strength *should* be sufficient to install this fastener into position @@ -20,12 +12,19 @@ ![](img/back-leg-hex-nut2.png) ## Preparing y-gantry + +!!!info "Create 2x `y-gantry` subassemblies per LumenPnP, one for each y-gantry-left/right, by following the steps below" + + - Remove any stringing from the 3D print with a heat gun - Insert 6x `m5-hex-nut` into the following region ![](img/y-gantry-hex-nut.png) ## Preparing y-gantry stepper motor -- Gather the following parts and toolls + +!!!info "Create 2x `y-gantry stepper motor` subassemblies per LumenPnP, one for each y-gantry-left/right, by following the steps below" + +- Gather the following parts and tools - nema17-stepper-motor - GT2-timing-pulley - y-timing-pulley-spacer-jig @@ -38,36 +37,10 @@ ![](img/y-gantry-motor-prep2.png) ![](img/y-gantry-motor-prep3.png) -## Install y-gantry stepper motor onto back-leg (left-side) -- Install y1 cable onto y-gantry stepper motor - ![]() -- Put 4x M3x8 bolts through the motor mounting holes on the back-leg print - ![]() -- Cable should be routed through the leg such that it exits towards the center of the machine - - Ensure no wires are being crushed or strained - - Zip tie cable in place for strain relief - - Add a photo to indicate which way to route the cables per side - We need to clarify since everything is symmetrical. - ![]() - ![]() -- Reference below picture for example of completed left back-leg - ![]() +## Preparing belt-tensioner-arm -## Install y-gantry stepper motor onto back-leg (right-side) -- Install Y2 cable onto y-gantry stepper motor - ![]() -- Put 4x M3x8 bolts through the motor mounting holes on the back-leg print - ![]() -- Cable should be routed through the leg such that it exits towards the center of the machine - - Ensure no wires are being crushed or strained - - Zip tie cable in place for strain relief - - Add a photo to indicate which way to route the cables per side - We need to clarify since everything is symmetrical - ![]() - ![]() -- Install 2x `extrusion-cable-clip` in position shown below to properly manage the stepper motor's cable - ![]() -- Reference below picture for example of completed right back-leg +!!!info "Create 2x `belt-tensioner-arm` subassemblies per LumenPnP, one for each y-gantry-left/right, by following the steps below" -## Preparing belt-tensioner-arm - Press an `M3-hex-nut` into the `belt-tension-arm` with the `arbor-press-jig` ![](img/tensioner-arm-m3-hex-nut-insertion.png) - Thread an `M3x16-bolt` all the way through the `belt-tension-arm` @@ -95,13 +68,108 @@ - The bolt should, however, be tightened enough to eliminate lateral pulley movement within the `belt-tensioner-arm` ![](img/gt2-idler-pivot-bolt.png) - + +## Create front-left-leg +- Remove any stringing from the 3D print with a heat gun +- Insert 3x `m5-hex-nut` into the following regions + - 2x in bottom of the leg for customer-side `front-leg-extension` mounting + ![](img/front-leg-extension-mounting-nut1.png) + ![](img/front-leg-extension-mounting-nut2.png) + - 1x near extrusion pocket for customer-side attachment of front-drag-chain-mount + ![](img/front-drag-chain-mount-nut.png) + +- Insert 1x `m5-nylock-hex-nut` into in the underside of `belt-tensioner-arm` mounting post + ![](img/belt-tension-arm-nut.png) + - Install the `belt-tensioner-arm` onto the `front-left-leg` ![](img/belt-tensioner-arm-asm-install.png) - Secure the `belt-tensioner-arm` onto the `front-left-leg` with a `M5x40-bolt` - Avoid over tightening this bolt as the `belt-tensioner-arm` should be able to pivot freely without *much *resistance + ![](img/belt-tensioner-pivot-bolt.png) - The completed `front-left-leg` should match the image shown below ![](img/complete-front-left-leg.png) + +## Install y-gantry stepper motor onto back-leg (left-side) +- Install y1 cable onto y-gantry stepper motor + ![]() +- Put 4x M3x8 bolts through the motor mounting holes on the back-leg print + ![]() +- Cable should be routed through the leg such that it exits towards the center of the machine + - Ensure no wires are being crushed or strained + - Zip tie cable in place for strain relief + - Add a photo to indicate which way to route the cables per side - We need to clarify since everything is symmetrical. + ![]() + ![]() +- Reference below picture for example of completed left back-leg + ![]() + +## Install front-left-leg and back-leg onto aluminum extrusion + +- Begin by inserting a `525mm-m3-t-nut-bar` into a piece of `600mm-alu-extrusion` + - There should be about 51.5mm between the end of the `525mm-m3-t-nut-bar` and the right-side end of the `600mm-alu-extrusion` after installation, but it needs to be slide aside in later steps so do not bother to make this perfect right now + + ![](img/install-tnut-bar.png) + +- Insert `front-left-leg` and `back-leg` onto 2x pieces of `600mm-alu-extrusion` + - The `525mm-m3-t-nut-bar` is oriented in the top-side groove of the uppermost `600mm-alu-extrusion` + - The extrusion pieces should be *fully* inserted into each leg + + ![](img/install-legs-onto-ext.png) + +- Bolt `back-leg` to `600mm-alu-extrusion` + - Insert 3x `m3-t-nut` into the `600mm-alu-extrusion` pieces before sliding each of them into alignment with the matching bolt holes on `back-leg` + + ![](img/back-leg-t-nut-insertion.png) + + - Insert 3x `M5x10-bolt` into `back-leg` and thread the bolts into each corresponding `M3-t-nut` + + ![](img/bolt-back-leg-to-ext.png) + +- Bolt `front-left-leg` to `600mm-alu-extrusion` + - Slide the `M3-t-nut-bar` out of the way *if needed* + - Insert an `M3-t-nut` into the upper channel of `600mm-alu-extrusion` + - Align the `M3-t-nut` with the top-side bolt hole on `front-left-leg` + + ![](img/insert-front-leg-top-t-nut.png) + + - Insert a `M5x10-bolt` into the top-side bolt hole on `front-left-leg` and tighten it into the `M3-t-nut` + + ![](img/insert-front-leg-top-m5x10-bolt.png) + + - Slide 2x `M3-t-nut` into the the side channel of lower `600mm-alu-extrusion` and align them with the two bolt holes on `front-left-leg` + + ![](img/insert-front-leg-bottom-t-nut.png) + + - Insert 2x `M5x10-bolt` into the side bolt holes on `front-left-leg` and tighten each into the corresponding `M3-t-nut` + + ![](img/insert-front-leg-side-t-nut.png) + +- Compare the WIP `y-gantry-left` assembly to the image below after completing all previous steps, address any discrepancies as needed before proceeding onward + + ![](img/y-gantry-left-process-check1.png) + +## Install 550mm linear-rail onto y-gantry-left + +![](img/position-y-linear-rail.png) +![](img/insert-y-rail-alignment-jig.png) +![](img/install-11x-linear-rail-bolts.png) + +------------ + +## Install y-gantry stepper motor onto back-leg (right-side) +- Install Y2 cable onto y-gantry stepper motor + ![]() +- Put 4x M3x8 bolts through the motor mounting holes on the back-leg print + ![]() +- Cable should be routed through the leg such that it exits towards the center of the machine + - Ensure no wires are being crushed or strained + - Zip tie cable in place for strain relief + - Add a photo to indicate which way to route the cables per side - We need to clarify since everything is symmetrical + ![]() + ![]() +- Install 2x `extrusion-cable-clip` in position shown below to properly manage the stepper motor's cable + ![]() +- Reference below picture for example of completed right back-leg \ No newline at end of file