From f4167de6c7cdcab75a45a2c3af6eb2a8e14e684e Mon Sep 17 00:00:00 2001 From: Matt McWilliams Date: Wed, 4 May 2016 17:28:53 -0400 Subject: [PATCH] Add arduino mount and pins libraries These will be used in the mcopy hardware designs --- scad/arduino.scad | 611 ++++++++++++++++++++++++++++++++++++++++++++++ scad/pins.scad | 133 ++++++++++ 2 files changed, 744 insertions(+) create mode 100644 scad/arduino.scad create mode 100644 scad/pins.scad diff --git a/scad/arduino.scad b/scad/arduino.scad new file mode 100644 index 0000000..f3ae63c --- /dev/null +++ b/scad/arduino.scad @@ -0,0 +1,611 @@ +// Arduino connectors library +// +// Copyright (c) 2013 Kelly Egan +// +// The MIT License (MIT) +// +// Permission is hereby granted, free of charge, to any person obtaining a copy of this software +// and associated documentation files (the "Software"), to deal in the Software without restriction, +// including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, +// and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do +// so, subject to the following conditions: +// +// The above copyright notice and this permission notice shall be included in all copies or substantial +// portions of the Software. +// +// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT +// NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. +// IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, +// WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE +// SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. +// + +include + +//Constructs a roughed out arduino board +//Current only USB, power and headers +module arduino(boardType = UNO) { + //The PCB with holes + difference() { + color("SteelBlue") + boardShape( boardType ); + translate([0,0,-pcbHeight * 0.5]) holePlacement(boardType = boardType) + color("SteelBlue") cylinder(r = mountingHoleRadius, h = pcbHeight * 2, $fn=32); + } + //Add all components to board + components( boardType = boardType, component = ALL ); +} + +//Creates a bumper style enclosure that fits tightly around the edge of the PCB. +module bumper( boardType = UNO, mountingHoles = false ) { + bumperBaseHeight = 2; + bumperHeight = bumperBaseHeight + pcbHeight + 0.5; + dimensions = boardDimensions(boardType); + + difference() { + union() { + //Outer rim of bumper + difference() { + boardShape(boardType = boardType, offset=1.4, height = bumperHeight); + translate([0,0,-0.1]) + boardShape(boardType = boardType, height = bumperHeight + 0.2); + } + + //Base of bumper + difference() { + boardShape(boardType = boardType, offset=1, height = bumperBaseHeight); + translate([0,0, -0.1]) + boardShape(boardType = boardType, offset=-2, height = bumperHeight + 0.2); + } + + //Board mounting holes + holePlacement(boardType=boardType) + cylinder(r = mountingHoleRadius + 1.5, h = bumperBaseHeight, $fn = 32); + + //Bumper mounting holes (exterior) + if( mountingHoles ) { + difference() { + hull() { + translate([-6, (dimensions[1] - 6) / 2, 0]) + cylinder( r = 6, h = pcbHeight + 2, $fn = 32 ); + translate([ -0.5, dimensions[0] / 2 - 9, 0]) + cube([0.5, 12, bumperHeight]); + } + translate([-6, (dimensions[0] - 6) / 2, 0]) + mountingHole(holeDepth = bumperHeight); + } + difference() { + hull() { + translate([dimensions[0] + 6, (dimensions[1] - 6) / 2,0]) + cylinder( r = 6, h = pcbHeight + 2, $fn = 32 ); + translate([ dimensions[0], dimensions[1] / 2 - 9, 0]) + cube([0.5, 12, bumperHeight]); + } + translate([dimensions[0] + 6, (dimensions[1] - 6) / 2,0]) + mountingHole(holeDepth = bumperHeight); + } + } + } + translate([0,0,-0.5]) + holePlacement(boardType=boardType) + cylinder(r = mountingHoleRadius, h = bumperHeight, $fn = 32); + translate([0, 0, bumperBaseHeight]) { + components(boardType = boardType, component = ALL, offset = 1); + } + translate([4,(dimensions[1] - dimensions[1] * 0.4)/2,-1]) + cube([dimensions[0] -8,dimensions[1] * 0.4,bumperBaseHeight + 2]); + } +} + +//Setting for enclosure mounting holes (Not Arduino mounting) +NOMOUNTINGHOLES = 0; +INTERIORMOUNTINGHOLES = 1; +EXTERIORMOUNTINGHOLES = 2; + +//Create a board enclosure +module enclosure(boardType = UNO, wall = 3, offset = 3, heightExtension = 10, cornerRadius = 3, mountType = TAPHOLE) { + standOffHeight = 5; + + dimensions = boardDimensions(boardType); + boardDim = boardDimensions(boardType); + pcbDim = pcbDimensions(boardType); + + enclosureWidth = pcbDim[0] + (wall + offset) * 2; + enclosureDepth = pcbDim[1] + (wall + offset) * 2; + enclosureHeight = boardDim[2] + wall + standOffHeight + heightExtension; + + union() { + difference() { + //Main box shape + boundingBox(boardType = boardType, height = enclosureHeight, offset = wall + offset, include=PCB, cornerRadius = wall); + + translate([ 0, 0, wall]) { + //Interior of box + boundingBox(boardType = boardType, height = enclosureHeight, offset = offset, include=PCB, cornerRadius = wall); + + //Punch outs for USB and POWER + translate([0, 0, standOffHeight]) { + components(boardType = boardType, offset = 1, extension = wall + offset + 10); + } + } + + //Holes for lid clips + translate([0, enclosureDepth * 0.75 - (offset + wall), enclosureHeight]) { + translate([-offset, 0, 0]) + rotate([0, 180, 90]) clipHole(clipHeight = 10, holeDepth = wall + 0.2); + translate([offset + boardDim[0], 0, 0]) + rotate([0, 180, 270]) clipHole(clipHeight = 10, holeDepth = wall + 0.2); + } + + translate([0, enclosureDepth * 0.25 - (offset + wall), enclosureHeight]) { + translate([-offset, 0, 0]) + rotate([0, 180, 90]) clipHole(clipHeight = 10, holeDepth = wall + 0.2); + translate([offset + dimensions[0], 0, 0]) + rotate([0, 180, 270]) clipHole(clipHeight = 10, holeDepth = wall + 0.2); + } + } + translate([0, 0, wall]) { + standoffs(boardType = boardType, height = standOffHeight, mountType = mountType); + } + } +} + +//Create a snap on lid for enclosure +module enclosureLid( boardType = UNO, wall = 3, offset = 3, cornerRadius = 3, ventHoles = false) { + dimensions = boardDimensions(boardType); + boardDim = boardDimensions(boardType); + pcbDim = pcbDimensions(boardType); + + enclosureWidth = pcbDim[0] + (wall + offset) * 2; + enclosureDepth = pcbDim[1] + (wall + offset) * 2; + + difference() { + union() { + boundingBox(boardType = boardType, height = wall, offset = wall + offset, include=PCB, cornerRadius = wall); + + translate([0, 0, -wall * 0.5]) + boundingBox(boardType = boardType, height = wall * 0.5, offset = offset - 0.5, include=PCB, cornerRadius = wall); + + //Lid clips + translate([0, enclosureDepth * 0.75 - (offset + wall), 0]) { + translate([-offset, 0, 0]) + rotate([0, 180, 90]) clip(clipHeight = 10); + translate([offset + boardDim[0], 0, 0]) + rotate([0, 180, 270]) clip(clipHeight = 10); + } + + translate([0, enclosureDepth * 0.25 - (offset + wall), 0]) { + translate([-offset, 0, 0]) + rotate([0, 180, 90]) clip(clipHeight = 10); + translate([offset + dimensions[0], 0, 0]) + rotate([0, 180, 270]) clip(clipHeight = 10); + } + + } + } +} + +//Offset from board. Negative values are insets +module boardShape( boardType = UNO, offset = 0, height = pcbHeight ) { + dimensions = boardDimensions(boardType); + + xScale = (dimensions[0] + offset * 2) / dimensions[0]; + yScale = (dimensions[1] + offset * 2) / dimensions[1]; + + translate([-offset, -offset, 0]) + scale([xScale, yScale, 1.0]) + linear_extrude(height = height) + polygon(points = boardShapes[boardType]); +} + +//Create a bounding box around the board +//Offset - will increase the size of the box on each side, +//Height - overides the boardHeight and offset in the z direction + +BOARD = 0; //Includes all components and PCB +PCB = 1; //Just the PCB +COMPONENTS = 2; //Just the components + +module boundingBox(boardType = UNO, offset = 0, height = 0, cornerRadius = 0, include = BOARD) { + //What parts are included? Entire board, pcb or just components. + pos = ([boardPosition(boardType), pcbPosition(boardType), componentsPosition(boardType)])[include]; + dim = ([boardDimensions(boardType), pcbDimensions(boardType), componentsDimensions(boardType)])[include]; + + //Depending on if height is set position and dimensions will change + position = [ + pos[0] - offset, + pos[1] - offset, + (height == 0 ? pos[2] - offset : pos[2] ) + ]; + + dimensions = [ + dim[0] + offset * 2, + dim[1] + offset * 2, + (height == 0 ? dim[2] + offset * 2 : height) + ]; + + translate( position ) { + if( cornerRadius == 0 ) { + cube( dimensions ); + } else { + roundedCube( dimensions, cornerRadius=cornerRadius ); + } + } +} + +//Creates standoffs for different boards +TAPHOLE = 0; +PIN = 1; + +module standoffs( + boardType = UNO, + height = 10, + topRadius = mountingHoleRadius + 1, + bottomRadius = mountingHoleRadius + 2, + holeRadius = mountingHoleRadius, + mountType = TAPHOLE + ) { + + holePlacement(boardType = boardType) + union() { + difference() { + cylinder(r1 = bottomRadius, r2 = topRadius, h = height, $fn=32); + if( mountType == TAPHOLE ) { + cylinder(r = holeRadius, h = height * 4, center = true, $fn=32); + } + } + if( mountType == PIN ) { + translate([0, 0, height - 1]) + pintack( h=pcbHeight + 3, r = holeRadius, lh=3, lt=1, bh=1, br=topRadius ); + } + } +} + +//This is used for placing the mounting holes and for making standoffs +//child elements will be centered on that chosen boards mounting hole centers +module holePlacement(boardType = UNO ) { + for(i = boardHoles[boardType] ) { + translate(i) + child(0); + } +} + +//Places components on board +// compenent - the data set with a particular component (like boardHeaders) +// extend - the amount to extend the component in the direction of its socket +// offset - the amount to increase the components other two boundaries + +//Component IDs +ALL = -1; +HEADER_F = 0; +HEADER_M = 1; +USB = 2; +POWER = 3; +RJ45 = 4; + +module components( boardType = UNO, component = ALL, extension = 0, offset = 0 ) { + translate([0, 0, pcbHeight]) { + for( i = [0:len(components[boardType]) - 1] ){ + if( components[boardType][i][3] == component || component == ALL) { + assign( + //Calculates position + adjustment for offset and extention + position = components[boardType][i][0] - (([1,1,1] - components[boardType][i][2]) * offset) + + [ min(components[boardType][i][2][0],0), + min(components[boardType][i][2][1],0), + min(components[boardType][i][2][2],0) ] * extension, + //Calculates the full box size including offset and extention + dimensions = components[boardType][i][1] + + ((components[boardType][i][2] * [1,1,1]) + * components[boardType][i][2]) * extension + + ([1,1,1] - components[boardType][i][2]) * offset * 2 + ) { + translate( position ) color( components[boardType][i][4] ) + cube( dimensions ); + } + } + } + } +} + +module roundedCube( dimensions = [10,10,10], cornerRadius = 1, faces=32 ) { + hull() cornerCylinders( dimensions = dimensions, cornerRadius = cornerRadius, faces=faces ); +} + +module cornerCylinders( dimensions = [10,10,10], cornerRadius = 1, faces=32 ) { + translate([ cornerRadius, cornerRadius, 0]) { + cylinder( r = cornerRadius, $fn = faces, h = dimensions[2] ); + translate([dimensions[0] - cornerRadius * 2, 0, 0]) cylinder( r = cornerRadius, $fn = faces, h = dimensions[2] ); + translate([0, dimensions[1] - cornerRadius * 2, 0]) { + cylinder( r = cornerRadius, $fn = faces, h = dimensions[2] ); + translate([dimensions[0] - cornerRadius * 2, 0, 0]) cylinder( r = cornerRadius, $fn = faces, h = dimensions[2] ); + } + } +} + +//Create a clip that snapps into a clipHole +module clip(clipWidth = 5, clipDepth = 5, clipHeight = 5, lipDepth = 1.5, lipHeight = 3) { + translate([-clipWidth/2,-(clipDepth-lipDepth),0]) rotate([90, 0, 90]) + linear_extrude(height = clipWidth, convexity = 10) + polygon( points=[ [0, 0], + [clipDepth - lipDepth, 0], + [clipDepth - lipDepth, clipHeight - lipHeight], + [clipDepth - 0.25, clipHeight - lipHeight], + [clipDepth, clipHeight - lipHeight + 0.25], + [clipDepth - lipDepth * 0.8, clipHeight], + [(clipDepth - lipDepth) * 0.3, clipHeight] + ], + paths=[[0,1,2,3,4,5,6,7]] + ); +} + +//Hole for clip +module clipHole(clipWidth = 5, clipDepth = 5, clipHeight = 5, lipDepth = 1.5, lipHeight = 3, holeDepth = 5) { + offset = 0.1; + translate([-clipWidth/2,-(clipDepth-lipDepth),0]) + translate([-offset, clipDepth - lipDepth-offset, clipHeight - lipHeight - offset]) + cube( [clipWidth + offset * 2, holeDepth, lipHeight + offset * 2] ); +} + +module mountingHole(screwHeadRad = woodscrewHeadRad, screwThreadRad = woodscrewThreadRad, screwHeadHeight = woodscrewHeadHeight, holeDepth = 10) { + union() { + translate([0, 0, -0.01]) + cylinder( r = screwThreadRad, h = 1.02, $fn = 32 ); + translate([0, 0, 1]) + cylinder( r1 = screwThreadRad, r2 = screwHeadRad, h = screwHeadHeight, $fn = 32 ); + translate([0, 0, screwHeadHeight - 0.01 + 1]) + cylinder( r = screwHeadRad, h = holeDepth - screwHeadHeight + 0.02, $fn = 32 ); + } +} + +/******************************** UTILITY FUNCTIONS *******************************/ + +//Return the length side of a square given its diagonal +function sides( diagonal ) = sqrt(diagonal * diagonal / 2); + +//Return the minimum values between two vectors of either length 2 or 3. 2D Vectors are treated as 3D vectors who final value is 0. +function minVec( vector1, vector2 ) = + [min(vector1[0], vector2[0]), min(vector1[1], vector2[1]), min((vector1[2] == undef ? 0 : vector1[2]), (vector2[2] == undef ? 0 : vector2[2]) )]; + +//Return the maximum values between two vectors of either length 2 or 3. 2D Vectors are treated as 3D vectors who final value is 0. +function maxVec( vector1, vector2 ) = + [max(vector1[0], vector2[0]), max(vector1[1], vector2[1]), max((vector1[2] == undef ? 0 : vector1[2]), (vector2[2] == undef ? 0 : vector2[2]) )]; + +//Determine the minimum point on a component in a list of components +function minCompPoint( list, index = 0, minimum = [10000000, 10000000, 10000000] ) = + index >= len(list) ? minimum : minCompPoint( list, index + 1, minVec( minimum, list[index][0] )); + +//Determine the maximum point on a component in a list of components +function maxCompPoint( list, index = 0, maximum = [-10000000, -10000000, -10000000] ) = + index >= len(list) ? maximum : maxCompPoint( list, index + 1, maxVec( maximum, list[index][0] + list[index][1])); + +//Determine the minimum point in a list of points +function minPoint( list, index = 0, minimum = [10000000, 10000000, 10000000] ) = + index >= len(list) ? minimum : minPoint( list, index + 1, minVec( minimum, list[index] )); + +//Determine the maximum point in a list of points +function maxPoint( list, index = 0, maximum = [-10000000, -10000000, -10000000] ) = + index >= len(list) ? maximum : maxPoint( list, index + 1, maxVec( maximum, list[index] )); + +//Returns the pcb position and dimensions +function pcbPosition(boardType = UNO) = minPoint(boardShapes[boardType]); +function pcbDimensions(boardType = UNO) = maxPoint(boardShapes[boardType]) - minPoint(boardShapes[boardType]) + [0, 0, pcbHeight]; + +//Returns the position of the box containing all components and its dimensions +function componentsPosition(boardType = UNO) = minCompPoint(components[boardType]) + [0, 0, pcbHeight]; +function componentsDimensions(boardType = UNO) = maxCompPoint(components[boardType]) - minCompPoint(components[boardType]); + +//Returns the position and dimensions of the box containing the pcb board +function boardPosition(boardType = UNO) = + minCompPoint([[pcbPosition(boardType), pcbDimensions(boardType)], [componentsPosition(boardType), componentsDimensions(boardType)]]); +function boardDimensions(boardType = UNO) = + maxCompPoint([[pcbPosition(boardType), pcbDimensions(boardType)], [componentsPosition(boardType), componentsDimensions(boardType)]]) + - minCompPoint([[pcbPosition(boardType), pcbDimensions(boardType)], [componentsPosition(boardType), componentsDimensions(boardType)]]); + +/******************************* BOARD SPECIFIC DATA ******************************/ +//Board IDs +NG = 0; +DIECIMILA = 1; +DUEMILANOVE = 2; +UNO = 3; +LEONARDO = 4; +MEGA = 5; +MEGA2560 = 6; +DUE = 7; +YUN = 8; +INTELGALILEO = 9; +TRE = 10; +ETHERNET = 11; + +/********************************** MEASUREMENTS **********************************/ +pcbHeight = 1.7; +headerWidth = 2.54; +headerHeight = 9; +mountingHoleRadius = 3.2 / 2; + +ngWidth = 53.34; +leonardoDepth = 68.58 + 1.1; //PCB depth plus offset of USB jack (1.1) +ngDepth = 68.58 + 6.5; +megaDepth = 101.6 + 6.5; //Coding is my business and business is good! +dueDepth = 101.6 + 1.1; + +arduinoHeight = 11 + pcbHeight + 0; + +/********************************* MOUNTING HOLES *********************************/ + +//Duemilanove, Diecimila, NG and earlier +ngHoles = [ + [ 2.54, 15.24 ], + [ 17.78, 66.04 ], + [ 45.72, 66.04 ] + ]; + +//Uno, Leonardo holes +unoHoles = [ + [ 2.54, 15.24 ], + [ 17.78, 66.04 ], + [ 45.72, 66.04 ], + [ 50.8, 13.97 ] + ]; + +//Due and Mega 2560 +dueHoles = [ + [ 2.54, 15.24 ], + [ 17.78, 66.04 ], + [ 45.72, 66.04 ], + [ 50.8, 13.97 ], + [ 2.54, 90.17 ], + [ 50.8, 96.52 ] + ]; + +// Original Mega holes +megaHoles = [ + [ 2.54, 15.24 ], + [ 50.8, 13.97 ], + [ 2.54, 90.17 ], + [ 50.8, 96.52 ] + ]; + +boardHoles = [ + ngHoles, //NG + ngHoles, //Diecimila + ngHoles, //Duemilanove + unoHoles, //Uno + unoHoles, //Leonardo + megaHoles, //Mega + dueHoles, //Mega 2560 + dueHoles, //Due + 0, //Yun + 0, //Intel Galileo + 0, //Tre + unoHoles //Ethernet + ]; + +/********************************** BOARD SHAPES **********************************/ +ngBoardShape = [ + [ 0.0, 0.0 ], + [ 53.34, 0.0 ], + [ 53.34, 66.04 ], + [ 50.8, 66.04 ], + [ 48.26, 68.58 ], + [ 15.24, 68.58 ], + [ 12.7, 66.04 ], + [ 1.27, 66.04 ], + [ 0.0, 64.77 ] + ]; + +megaBoardShape = [ + [ 0.0, 0.0 ], + [ 53.34, 0.0 ], + [ 53.34, 99.06 ], + [ 52.07, 99.06 ], + [ 49.53, 101.6 ], + [ 15.24, 101.6 ], + [ 12.7, 99.06 ], + [ 2.54, 99.06 ], + [ 0.0, 96.52 ] + ]; + +boardShapes = [ + ngBoardShape, //NG + ngBoardShape, //Diecimila + ngBoardShape, //Duemilanove + ngBoardShape, //Uno + ngBoardShape, //Leonardo + megaBoardShape, //Mega + megaBoardShape, //Mega 2560 + megaBoardShape, //Due + 0, //Yun + 0, //Intel Galileo + 0, //Tre + ngBoardShape //Ethernet + ]; + +/*********************************** COMPONENTS ***********************************/ + +//Component data. +//[position, dimensions, direction(which way would a cable attach), type(header, usb, etc.), color] +ngComponents = [ + [[1.27, 17.526, 0], [headerWidth, headerWidth * 10, headerHeight], [0, 0, 1], HEADER_F, "Black" ], + [[1.27, 44.45, 0], [headerWidth, headerWidth * 8, headerHeight ], [0, 0, 1], HEADER_F, "Black" ], + [[49.53, 26.67, 0], [headerWidth, headerWidth * 8, headerHeight ], [0, 0, 1], HEADER_F, "Black" ], + [[49.53, 49.53, 0], [headerWidth, headerWidth * 6, headerHeight ], [0, 0, 1], HEADER_F, "Black" ], + [[9.34, -6.5, 0],[12, 16, 11],[0, -1, 0], USB, "LightGray" ], + [[40.7, -1.8, 0], [9.0, 13.2, 10.9], [0, -1, 0], POWER, "Black" ] + ]; + +etherComponents = [ + [[1.27, 17.526, 0], [headerWidth, headerWidth * 10, headerHeight], [0, 0, 1], HEADER_F, "Black" ], + [[1.27, 44.45, 0], [headerWidth, headerWidth * 8, headerHeight ], [0, 0, 1], HEADER_F, "Black" ], + [[49.53, 26.67, 0], [headerWidth, headerWidth * 8, headerHeight ], [0, 0, 1], HEADER_F, "Black" ], + [[49.53, 49.53, 0], [headerWidth, headerWidth * 6, headerHeight ], [0, 0, 1], HEADER_F, "Black" ], + [[7.20, -4.4, 0],[16, 22, 13],[0, -1, 0], RJ45, "Green" ], + [[40.7, -1.8, 0], [9.0, 13.2, 10.9], [0, -1, 0], POWER, "Black" ] + ]; + +leonardoComponents = [ + [[1.27, 17.526, 0], [headerWidth, headerWidth * 10, headerHeight], [0, 0, 1], HEADER_F, "Black" ], + [[1.27, 44.45, 0], [headerWidth, headerWidth * 8, headerHeight ], [0, 0, 1], HEADER_F, "Black" ], + [[49.53, 26.67, 0], [headerWidth, headerWidth * 8, headerHeight ], [0, 0, 1], HEADER_F, "Black" ], + [[49.53, 49.53, 0], [headerWidth, headerWidth * 6, headerHeight ], [0, 0, 1], HEADER_F, "Black" ], + [[11.5, -1.1, 0],[7.5, 5.9, 3],[0, -1, 0], USB, "LightGray" ], + [[40.7, -1.8, 0], [9.0, 13.2, 10.9], [0, -1, 0], POWER, "Black" ] + ]; + +megaComponents = [ + [[1.27, 22.86, 0], [headerWidth, headerWidth * 8, headerHeight], [0, 0, 1], HEADER_F, "Black"], + [[1.27, 44.45, 0], [headerWidth, headerWidth * 8, headerHeight], [0, 0, 1], HEADER_F, "Black"], + [[1.27, 67.31, 0], [headerWidth, headerWidth * 8, headerHeight], [0, 0, 1], HEADER_F, "Black"], + [[49.53, 31.75, 0], [headerWidth, headerWidth * 6, headerHeight ], [0, 0, 1], HEADER_F, "Black"], + [[49.53, 49.53, 0], [headerWidth, headerWidth * 8, headerHeight], [0, 0, 1], HEADER_F, "Black"], + [[49.53, 72.39, 0], [headerWidth, headerWidth * 8, headerHeight], [0, 0, 1], HEADER_F, "Black"], + [[1.27, 92.71, 0], [headerWidth * 18, headerWidth * 2, headerHeight], [0, 0, 1], HEADER_F, "Black"], + [[9.34, -6.5, 0],[12, 16, 11],[0, -1, 0], USB, "LightGray"], + [[40.7, -1.8, 0], [9.0, 13.2, 10.9], [0, -1, 0], POWER, "Black" ] + ]; + +mega2560Components = [ + [[1.27, 17.526, 0], [headerWidth, headerWidth * 10, headerHeight], [0, 0, 1], HEADER_F, "Black" ], + [[1.27, 44.45, 0], [headerWidth, headerWidth * 8, headerHeight], [0, 0, 1], HEADER_F, "Black" ], + [[1.27, 67.31, 0], [headerWidth, headerWidth * 8, headerHeight], [0, 0, 1], HEADER_F, "Black" ], + [[49.53, 26.67, 0], [headerWidth, headerWidth * 8, headerHeight ], [0, 0, 1], HEADER_F, "Black" ], + [[49.53, 49.53, 0], [headerWidth, headerWidth * 8, headerHeight], [0, 0, 1], HEADER_F, "Black" ], + [[49.53, 72.39, 0], [headerWidth, headerWidth * 8, headerHeight], [0, 0, 1], HEADER_F, "Black" ], + [[1.27, 92.71, 0], [headerWidth * 18, headerWidth * 2, headerHeight], [0, 0, 1], HEADER_F, "Black" ], + [[9.34, -6.5, 0],[12, 16, 11],[0, -1, 0], USB, "LightGray" ], + [[40.7, -1.8, 0], [9.0, 13.2, 10.9], [0, -1, 0], POWER, "Black" ] + ]; + +dueComponents = [ + [[1.27, 17.526, 0], [headerWidth, headerWidth * 10, headerHeight], [0, 0, 1], HEADER_F, "Black"], + [[1.27, 44.45, 0], [headerWidth, headerWidth * 8, headerHeight], [0, 0, 1], HEADER_F, "Black"], + [[1.27, 67.31, 0], [headerWidth, headerWidth * 8, headerHeight], [0, 0, 1], HEADER_F, "Black"], + [[49.53, 26.67, 0], [headerWidth, headerWidth * 8, headerHeight ], [0, 0, 1], HEADER_F, "Black"], + [[49.53, 49.53, 0], [headerWidth, headerWidth * 8, headerHeight], [0, 0, 1], HEADER_F, "Black"], + [[49.53, 72.39, 0], [headerWidth, headerWidth * 8, headerHeight], [0, 0, 1], HEADER_F, "Black"], + [[1.27, 92.71, 0], [headerWidth * 18, headerWidth * 2, headerHeight], [0, 0, 1], HEADER_F, "Black"], + [[11.5, -1.1, 0], [7.5, 5.9, 3], [0, -1, 0], USB, "LightGray" ], + [[27.365, -1.1, 0], [7.5, 5.9, 3], [0, -1, 0], USB, "LightGray" ], + [[40.7, -1.8, 0], [9.0, 13.2, 10.9], [0, -1, 0], POWER, "Black" ] + ]; + +components = [ + ngComponents, //NG + ngComponents, //Diecimila + ngComponents, //Duemilanove + ngComponents, //Uno + leonardoComponents, //Leonardo + megaComponents, //Mega + mega2560Components, //Mega 2560 + dueComponents, //Due + 0, //Yun + 0, //Intel Galileo + 0, //Tre + etherComponents //Ethernet + ]; + +/****************************** NON-BOARD PARAMETERS ******************************/ + +//Mounting holes +woodscrewHeadRad = 4.6228; //Number 8 wood screw head radius +woodscrewThreadRad = 2.1336; //Number 8 wood screw thread radius +woodscrewHeadHeight = 2.8448; //Number 8 wood screw head height \ No newline at end of file diff --git a/scad/pins.scad b/scad/pins.scad new file mode 100644 index 0000000..9af392b --- /dev/null +++ b/scad/pins.scad @@ -0,0 +1,133 @@ +// Pin Connectors V2 +// Tony Buser + +// pinhole(h=5); + +// test(); +// pintack(h=10); +// pinpeg(h=20); + +module test() { + tolerance = 0.3; + + translate([-12, 12, 0]) pinpeg(h=20); + translate([12, 12, 0]) pintack(h=10); + + difference() { + union() { + translate([0, -12, 2.5]) cube(size = [59, 20, 5], center = true); + translate([24, -12, 7.5]) cube(size = [12, 20, 15], center = true); + } + translate([-24, -12, 0]) pinhole(h=5, t=tolerance); + translate([-12, -12, 0]) pinhole(h=5, t=tolerance, tight=false); + translate([0, -12, 0]) pinhole(h=10, t=tolerance); + translate([12, -12, 0]) pinhole(h=10, t=tolerance, tight=false); + translate([24, -12, 15]) rotate([0, 180, 0]) pinhole(h=10, t=tolerance); + } +} + +module pinhole(h=10, r=4, lh=3, lt=1, t=0.3, tight=true) { + // h = shaft height + // r = shaft radius + // lh = lip height + // lt = lip thickness + // t = tolerance + // tight = set to false if you want a joint that spins easily + + union() { + pin_solid(h, r+(t/2), lh, lt); + cylinder(h=h+0.2, r=r); + // widen the cylinder slightly + // cylinder(h=h+0.2, r=r+(t-0.2/2)); + if (tight == false) { + cylinder(h=h+0.2, r=r+(t/2)+0.25); + } + // widen the entrance hole to make insertion easier + translate([0, 0, -0.1]) cylinder(h=lh/3, r2=r, r1=r+(t/2)+(lt/2)); + } +} + +module pin(h=10, r=4, lh=3, lt=1, side=false) { + // h = shaft height + // r = shaft radius + // lh = lip height + // lt = lip thickness + // side = set to true if you want it printed horizontally + + if (side) { + pin_horizontal(h, r, lh, lt); + } else { + pin_vertical(h, r, lh, lt); + } +} + +module pintack(h=10, r=4, lh=3, lt=1, bh=3, br=8.75) { + // bh = base_height + // br = base_radius + + union() { + cylinder(h=bh, r=br); + translate([0, 0, bh]) pin(h, r, lh, lt); + } +} + +module pinpeg(h=20, r=4, lh=3, lt=1) { + union() { + translate([0, -h/4+0.05, 0]) pin(h/2+0.1, r, lh, lt, side=true); + translate([0, h/4-0.05, 0]) rotate([0, 0, 180]) pin(h/2+0.1, r, lh, lt, side=true); + } +} + +// just call pin instead, I made this module because it was easier to do the rotation option this way +// since openscad complains of recursion if I did it all in one module +module pin_vertical(h=10, r=4, lh=3, lt=1) { + // h = shaft height + // r = shaft radius + // lh = lip height + // lt = lip thickness + + difference() { + pin_solid(h, r, lh, lt); + + // center cut + translate([-r*0.5/2, -(r*2+lt*2)/2, h/4]) cube([r*0.5, r*2+lt*2, h]); + translate([0, 0, h/4]) cylinder(h=h+lh, r=r/2.5, $fn=20); + // center curve + // translate([0, 0, h/4]) rotate([90, 0, 0]) cylinder(h=r*2, r=r*0.5/2, center=true, $fn=20); + + // side cuts + translate([-r*2, -lt-r*1.125, -1]) cube([r*4, lt*2, h+2]); + translate([-r*2, -lt+r*1.125, -1]) cube([r*4, lt*2, h+2]); + } +} + +// call pin with side=true instead of this +module pin_horizontal(h=10, r=4, lh=3, lt=1) { + // h = shaft height + // r = shaft radius + // lh = lip height + // lt = lip thickness + translate([0, h/2, r*1.125-lt]) rotate([90, 0, 0]) pin_vertical(h, r, lh, lt); +} + +// this is mainly to make the pinhole module easier +module pin_solid(h=10, r=4, lh=3, lt=1) { + union() { + // shaft + cylinder(h=h-lh, r=r, $fn=30); + // lip + // translate([0, 0, h-lh]) cylinder(h=lh*0.25, r1=r, r2=r+(lt/2), $fn=30); + // translate([0, 0, h-lh+lh*0.25]) cylinder(h=lh*0.25, r2=r, r1=r+(lt/2), $fn=30); + // translate([0, 0, h-lh+lh*0.50]) cylinder(h=lh*0.50, r1=r, r2=r-(lt/2), $fn=30); + + // translate([0, 0, h-lh]) cylinder(h=lh*0.50, r1=r, r2=r+(lt/2), $fn=30); + // translate([0, 0, h-lh+lh*0.50]) cylinder(h=lh*0.50, r1=r+(lt/2), r2=r-(lt/3), $fn=30); + + translate([0, 0, h-lh]) cylinder(h=lh*0.25, r1=r, r2=r+(lt/2), $fn=30); + translate([0, 0, h-lh+lh*0.25]) cylinder(h=lh*0.25, r=r+(lt/2), $fn=30); + translate([0, 0, h-lh+lh*0.50]) cylinder(h=lh*0.50, r1=r+(lt/2), r2=r-(lt/2), $fn=30); + + // translate([0, 0, h-lh]) cylinder(h=lh, r1=r+(lt/2), r2=1, $fn=30); + // translate([0, 0, h-lh-lt/2]) cylinder(h=lt/2, r1=r, r2=r+(lt/2), $fn=30); + } +}