Merge branch 'martinbudden-sk_brackets'
This commit is contained in:
Chris Palmer
commit
8435a350d0
1
lib.scad
1
lib.scad
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@ -63,6 +63,7 @@ include <vitamins/mains_sockets.scad>
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include <vitamins/ldrs.scad>
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include <vitamins/geared_steppers.scad>
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include <vitamins/extrusions.scad>
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include <vitamins/sk_brackets.scad>
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use <vitamins/jack.scad>
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use <vitamins/meter.scad>
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76
readme.md
76
readme.md
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@ -33,20 +33,20 @@ See [usage](docs/usage.md) for requirements, installation instructions and a usa
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<tr><td> <a href = "#Fuseholder">Fuseholder</a> </td><td> <a href = "#Screws">Screws</a> </td><td> <a href = "#Pcb_mount">Pcb_mount</a> </td><td> <a href = "#Sector">Sector</a> </td><td></td></tr>
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<tr><td> <a href = "#Geared_steppers">Geared_steppers</a> </td><td> <a href = "#Sealing_strip">Sealing_strip</a> </td><td> <a href = "#Psu_shroud">Psu_shroud</a> </td><td> <a href = "#Sweep">Sweep</a> </td><td></td></tr>
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<tr><td> <a href = "#Green_terminals">Green_terminals</a> </td><td> <a href = "#Sheets">Sheets</a> </td><td> <a href = "#Ribbon_clamp">Ribbon_clamp</a> </td><td> <a href = "#Thread">Thread</a> </td><td></td></tr>
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<tr><td> <a href = "#Hot_ends">Hot_ends</a> </td><td> <a href = "#Spades">Spades</a> </td><td> <a href = "#Screw_knob">Screw_knob</a> </td><td> <a href = "#Tube">Tube</a> </td><td></td></tr>
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<tr><td> <a href = "#Hygrometer">Hygrometer</a> </td><td> <a href = "#Spools">Spools</a> </td><td> <a href = "#Socket_box">Socket_box</a> </td><td></td><td></td></tr>
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<tr><td> <a href = "#Iecs">Iecs</a> </td><td> <a href = "#Springs">Springs</a> </td><td> <a href = "#Ssr_shroud">Ssr_shroud</a> </td><td></td><td></td></tr>
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<tr><td> <a href = "#Inserts">Inserts</a> </td><td> <a href = "#Ssrs">Ssrs</a> </td><td> <a href = "#Strap_handle">Strap_handle</a> </td><td></td><td></td></tr>
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<tr><td> <a href = "#Jack">Jack</a> </td><td> <a href = "#Stepper_motors">Stepper_motors</a> </td><td></td><td></td><td></td></tr>
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<tr><td> <a href = "#Ldrs">Ldrs</a> </td><td> <a href = "#Toggles">Toggles</a> </td><td></td><td></td><td></td></tr>
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<tr><td> <a href = "#Leadnuts">Leadnuts</a> </td><td> <a href = "#Transformers">Transformers</a> </td><td></td><td></td><td></td></tr>
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<tr><td> <a href = "#Leds">Leds</a> </td><td> <a href = "#Tubings">Tubings</a> </td><td></td><td></td><td></td></tr>
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<tr><td> <a href = "#Light_strips">Light_strips</a> </td><td> <a href = "#Variacs">Variacs</a> </td><td></td><td></td><td></td></tr>
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<tr><td> <a href = "#Linear_bearings">Linear_bearings</a> </td><td> <a href = "#Veroboard">Veroboard</a> </td><td></td><td></td><td></td></tr>
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<tr><td> <a href = "#Mains_sockets">Mains_sockets</a> </td><td> <a href = "#Washers">Washers</a> </td><td></td><td></td><td></td></tr>
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<tr><td> <a href = "#Meter">Meter</a> </td><td> <a href = "#Wire">Wire</a> </td><td></td><td></td><td></td></tr>
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<tr><td> <a href = "#Microswitches">Microswitches</a> </td><td> <a href = "#Zipties">Zipties</a> </td><td></td><td></td><td></td></tr>
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<tr><td> <a href = "#Microview">Microview</a> </td><td></td><td></td><td></td><td></td></tr>
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<tr><td> <a href = "#Hot_ends">Hot_ends</a> </td><td> <a href = "#Sk_brackets">Sk_brackets</a> </td><td> <a href = "#Screw_knob">Screw_knob</a> </td><td> <a href = "#Tube">Tube</a> </td><td></td></tr>
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<tr><td> <a href = "#Hygrometer">Hygrometer</a> </td><td> <a href = "#Spades">Spades</a> </td><td> <a href = "#Socket_box">Socket_box</a> </td><td></td><td></td></tr>
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<tr><td> <a href = "#Iecs">Iecs</a> </td><td> <a href = "#Spools">Spools</a> </td><td> <a href = "#Ssr_shroud">Ssr_shroud</a> </td><td></td><td></td></tr>
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<tr><td> <a href = "#Inserts">Inserts</a> </td><td> <a href = "#Springs">Springs</a> </td><td> <a href = "#Strap_handle">Strap_handle</a> </td><td></td><td></td></tr>
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<tr><td> <a href = "#Jack">Jack</a> </td><td> <a href = "#Ssrs">Ssrs</a> </td><td></td><td></td><td></td></tr>
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<tr><td> <a href = "#Ldrs">Ldrs</a> </td><td> <a href = "#Stepper_motors">Stepper_motors</a> </td><td></td><td></td><td></td></tr>
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<tr><td> <a href = "#Leadnuts">Leadnuts</a> </td><td> <a href = "#Toggles">Toggles</a> </td><td></td><td></td><td></td></tr>
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<tr><td> <a href = "#Leds">Leds</a> </td><td> <a href = "#Transformers">Transformers</a> </td><td></td><td></td><td></td></tr>
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<tr><td> <a href = "#Light_strips">Light_strips</a> </td><td> <a href = "#Tubings">Tubings</a> </td><td></td><td></td><td></td></tr>
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<tr><td> <a href = "#Linear_bearings">Linear_bearings</a> </td><td> <a href = "#Variacs">Variacs</a> </td><td></td><td></td><td></td></tr>
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<tr><td> <a href = "#Mains_sockets">Mains_sockets</a> </td><td> <a href = "#Veroboard">Veroboard</a> </td><td></td><td></td><td></td></tr>
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<tr><td> <a href = "#Meter">Meter</a> </td><td> <a href = "#Washers">Washers</a> </td><td></td><td></td><td></td></tr>
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<tr><td> <a href = "#Microswitches">Microswitches</a> </td><td> <a href = "#Wire">Wire</a> </td><td></td><td></td><td></td></tr>
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<tr><td> <a href = "#Microview">Microview</a> </td><td> <a href = "#Zipties">Zipties</a> </td><td></td><td></td><td></td></tr>
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<tr><td> <a href = "#Modules">Modules</a> </td><td></td><td></td><td></td><td></td></tr>
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</table>
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@ -2497,6 +2497,54 @@ Note that modules that drill holes will return a 2D object if ```h``` is set to
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| 1 | ```sheet(Steel06, 30, 30, 2)``` | Sheet mild steel 30mm x 30mm x 0.6mm |
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<a href="#top">Top</a>
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---
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<a name="Sk_brackets"></a>
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## Sk_brackets
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SK shaft support brackets
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[vitamins/sk_brackets.scad](vitamins/sk_brackets.scad) Object definitions.
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[vitamins/sk_bracket.scad](vitamins/sk_bracket.scad) Implementation.
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[tests/sk_brackets.scad](tests/sk_brackets.scad) Code for this example.
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### Properties
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| Function | Description |
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|:--- |:--- |
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| ```sk_base_height(type)``` | Height of base containing the screws |
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| ```sk_diameter(type)``` | Rod hole diameter |
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| ```sk_hole_offset(type)``` | Rod hole offset |
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| ```sk_screw_separation(type)``` | Separation of screws in the base |
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### Functions
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| Function | Description |
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|:--- |:--- |
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| ```sk_size(type)``` | Size of bracket |
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### Modules
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| Module | Description |
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|:--- |:--- |
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| ```sk_bracket(type)``` | SK shaft support bracket |
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| ```sk_bracket_assembly(type, screw_length = 16, screw_type = M5_cap_screw, nut_type = undef)``` | Assembly with fasteners in place |
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### Vitamins
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| Qty | Module call | BOM entry |
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| ---:|:--- |:---|
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| 4 | ```sliding_t_nut(M5_sliding_t_nut)``` | Nut M5 sliding T |
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| 4 | ```nut(M5_nut)``` | Nut M5 x 4mm |
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| 1 | ```sk_bracket(SK10)``` | SK10 shaft support bracket |
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| 1 | ```sk_bracket(SK12)``` | SK12 shaft support bracket |
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| 1 | ```sk_bracket(SK16)``` | SK16 shaft support bracket |
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| 1 | ```sk_bracket(SK8)``` | SK8 shaft support bracket |
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| 8 | ```screw(M5_cap_screw, 16)``` | Screw M5 cap x 16mm |
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| 12 | ```washer(M5_washer)``` | Washer M5 x 10mm x 1mm |
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<a href="#top">Top</a>
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---
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Binary file not shown.
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After Width: | Height: | Size: 38 KiB |
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@ -0,0 +1,32 @@
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//
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// NopSCADlib Copyright Chris Palmer 2018
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// nop.head@gmail.com
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// hydraraptor.blogspot.com
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//
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// This file is part of NopSCADlib.
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//
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// NopSCADlib is free software: you can redistribute it and/or modify it under the terms of the
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// GNU General Public License as published by the Free Software Foundation, either version 3 of
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// the License, or (at your option) any later version.
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//
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// NopSCADlib is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
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// without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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// See the GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License along with NopSCADlib.
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// If not, see <https://www.gnu.org/licenses/>.
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//
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include <../core.scad>
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use <../utils/layout.scad>
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include <../vitamins/sk_brackets.scad>
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module sk_brackets() {
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nuts = [undef, M5_nut, M5_sliding_t_nut, M5_sliding_t_nut];
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layout([for(s = sk_brackets) 1.5 * sk_size(s)[1]])
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sk_bracket_assembly(sk_brackets[$i], nut_type = nuts[$i]);
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}
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if($preview)
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sk_brackets();
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@ -0,0 +1,116 @@
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//
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// NopSCADlib Copyright Chris Palmer 2018
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// nop.head@gmail.com
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// hydraraptor.blogspot.com
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//
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// This file is part of NopSCADlib.
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//
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// NopSCADlib is free software: you can redistribute it and/or modify it under the terms of the
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// GNU General Public License as published by the Free Software Foundation, either version 3 of
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// the License, or (at your option) any later version.
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//
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// NopSCADlib is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
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// without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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// See the GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License along with NopSCADlib.
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// If not, see <https://www.gnu.org/licenses/>.
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//
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//! SK shaft support brackets
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//
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include <../core.scad>
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include <../utils/fillet.scad>
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include <screws.scad>
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use <washer.scad>
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sk_bracket_color = grey70;
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function sk_diameter(type) = type[1]; //! Rod hole diameter
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function sk_hole_offset(type) = type[2]; //! Rod hole offset
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function sk_size(type) = [type[4],type[6],type[5]]; //! Size of bracket
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function sk_base_height(type) = type[7]; //! Height of base containing the screws
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function sk_screw_separation(type) = type[9]; //! Separation of screws in the base
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module sk_bracket(type) { //! SK shaft support bracket
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vitamin(str("sk_bracket(", type[0], "): SK", sk_diameter(type), " shaft support bracket"));
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d = type[1];
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h = type[2];
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E = type[3];
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W = type[4];
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L = type[5];
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F = type[6];
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G = type[7];
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P = type[8];
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B = type[9];
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S = type[10];
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bolthole_radius = type[11];
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color(sk_bracket_color) {
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translate([0 , -h, 0]) {
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fillet = 0.5;
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rotate([-90, 0, 0])
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linear_extrude(G)
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difference() {
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translate([-(W - 2*fillet) / 2, -L / 2, 0])
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square([W - 2 * fillet, L]);
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translate([-B / 2, 0])
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circle(r = bolthole_radius);
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translate([B / 2, 0])
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circle(r = bolthole_radius);
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}
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for(x = [W / 2 - 2 * fillet, -W / 2 + 2 * fillet])
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translate([x, G / 2, 0])
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rounded_rectangle([4 * fillet, G, L], fillet);
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}
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translate([0, -h, -L /2])
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linear_extrude(L) {
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fillet = 0.75;
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difference() {
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translate([-P / 2, 0])
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rounded_square([P, F], fillet, center = false);
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cut_width = 1;
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translate([-cut_width / 2, h + cut_width])
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square([cut_width, F - h]);
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translate([0, h])
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circle(d = d);
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}
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translate([P/2,G])
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fillet(fillet, 0);
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translate([-P/2,G])
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rotate(90)
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fillet(fillet, 0);
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}
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}
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// Add the retaining bolt. No hole was cut, since it is only for display.
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color(grey20)
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translate([P / 2 - screw_head_height(M3_cap_screw) / 2, (F - h + d / 2) / 2, 0])
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rotate([0,90,0])
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not_on_bom() no_explode()
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screw(M3_cap_screw, P - screw_head_height(M3_cap_screw) / 2 + eps);
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}
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module sk_bracket_assembly(type, screw_length = 16, screw_type = M5_cap_screw, nut_type = undef) { //! Assembly with fasteners in place
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sk_bracket(type);
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nut_type = is_undef(nut_type) ? screw_nut(screw_type) : nut_type;
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for (x = [-sk_screw_separation(type), sk_screw_separation(type)])
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translate([x / 2, sk_base_height(type) - sk_hole_offset(type), 0])
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rotate([-90, 0, 0]) {
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screw_and_washer(screw_type, screw_length);
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translate_z(-screw_length + 2 * washer_thickness(screw_washer(screw_type)))
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if(nut_type == M5_sliding_t_nut)
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translate_z(nut_thickness(nut_type))
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vflip()
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sliding_t_nut(nut_type);
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else
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nut(nut_type)
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washer(nut_washer(nut_type));
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}
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}
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@ -0,0 +1,35 @@
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//
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// NopSCADlib Copyright Chris Palmer 2018
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// nop.head@gmail.com
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// hydraraptor.blogspot.com
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//
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// This file is part of NopSCADlib.
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//
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// NopSCADlib is free software: you can redistribute it and/or modify it under the terms of the
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// GNU General Public License as published by the Free Software Foundation, either version 3 of
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// the License, or (at your option) any later version.
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//
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// NopSCADlib is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
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// without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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// See the GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License along with NopSCADlib.
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// If not, see <https://www.gnu.org/licenses/>.
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//
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//
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// SK shaft support brackets
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//
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include <../core.scad>
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include <../vitamins/screws.scad>
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// d h E W L F G P B S bolthole
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SK8 = ["SK8", 8, 20, 21, 42, 14, 32.8, 6, 18, 32, 5.5, M5_clearance_radius];
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SK10 = ["SK10", 10, 20, 21, 42, 14, 32.8, 6, 18, 32, 5.5, M5_clearance_radius];
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SK12 = ["SK12", 12, 23, 21, 42, 14, 37.5, 6, 18, 32, 5.5, M5_clearance_radius];
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SK16 = ["SK16", 16, 27, 24, 48, 16, 44.0, 8, 25, 38, 5.5, M5_clearance_radius];
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sk_brackets = [SK8, SK10, SK12, SK16];
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use <sk_bracket.scad>
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