78b6854c6b
* bump modeling-cmds, nuke slow world Signed-off-by: Jess Frazelle <github@jessfraz.com> * more stuffs Signed-off-by: Jess Frazelle <github@jessfraz.com> * updates Signed-off-by: Jess Frazelle <github@jessfraz.com> * updates Signed-off-by: Jess Frazelle <github@jessfraz.com> * i mechanical engineered today Signed-off-by: Jess Frazelle <github@jessfraz.com> * reverse uno your revolves Signed-off-by: Jess Frazelle <github@jessfraz.com> * updates Signed-off-by: Jess Frazelle <github@jessfraz.com> * updates Signed-off-by: Jess Frazelle <github@jessfraz.com> * updates Signed-off-by: Jess Frazelle <github@jessfraz.com> * retry logic Signed-off-by: Jess Frazelle <github@jessfraz.com> * updates Signed-off-by: Jess Frazelle <github@jessfraz.com> * updates Signed-off-by: Jess Frazelle <github@jessfraz.com> * fixes Signed-off-by: Jess Frazelle <github@jessfraz.com> * updates Signed-off-by: Jess Frazelle <github@jessfraz.com> --------- Signed-off-by: Jess Frazelle <github@jessfraz.com>
72 lines
2.1 KiB
Plaintext
72 lines
2.1 KiB
Plaintext
// Fan
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// Spinning axial fan that moves airflow
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// Set units
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@settings(defaultLengthUnit = mm)
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// Import parameters
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import * from "parameters.kcl"
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// Model the center of the fan
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fanCenter = startSketchOn(YZ)
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|> circle(center = [0, 0], radius = fanHeight / 2, tag = $centerBend)
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|> extrude(%, length = fanHeight)
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|> fillet(radius = 1.5, tags = [getOppositeEdge(centerBend)])
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// Create a function for a lofted fan blade cross section that rotates about the center hub of the fan
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fn fanBlade(offsetHeight, startAngle) {
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fanBlade = startSketchOn(offsetPlane(YZ, offset = offsetHeight))
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|> startProfile(at = [
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15 * cos(startAngle),
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15 * sin(startAngle)
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])
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|> arc(angleStart = startAngle, angleEnd = startAngle + 14, radius = 15)
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|> arc(
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endAbsolute = [
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fanSize * 22 / 50 * cos(startAngle - 20),
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fanSize * 22 / 50 * sin(startAngle - 20)
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],
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interiorAbsolute = [
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fanSize * 11 / 50 * cos(startAngle + 3),
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fanSize * 11 / 50 * sin(startAngle + 3)
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],
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)
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|> arc(
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endAbsolute = [
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fanSize * 22 / 50 * cos(startAngle - 24),
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fanSize * 22 / 50 * sin(startAngle - 24)
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],
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interiorAbsolute = [
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fanSize * 22 / 50 * cos(startAngle - 22),
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fanSize * 22 / 50 * sin(startAngle - 22)
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],
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)
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|> arc(
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endAbsolute = [profileStartX(%), profileStartY(%)],
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interiorAbsolute = [
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fanSize * 11 / 50 * cos(startAngle - 5),
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fanSize * 11 / 50 * sin(startAngle - 5)
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],
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)
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|> close()
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return fanBlade
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}
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// Loft the fan blade cross sections into a single blade, then pattern them about the fan center
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crossSections = [
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fanBlade(offsetHeight = 4.5, startAngle = 50),
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fanBlade(offsetHeight = (fanHeight - 2 - 4) / 2, startAngle = 30),
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fanBlade(offsetHeight = fanHeight - 2, startAngle = 0)
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]
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bladeLoft = loft(crossSections)
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|> patternCircular3d(
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instances = 9,
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axis = [1, 0, 0],
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center = [0, 0, 0],
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arcDegrees = 360,
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rotateDuplicates = true,
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)
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[fanCenter, bladeLoft]
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|> appearance(color = "#110803")
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