231 lines
12 KiB
PowerShell
231 lines
12 KiB
PowerShell
# 欧霓博 SC 系列示例数据生成器：STEP 变体文件 + params.csv
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# 用法: powershell -NoProfile -ExecutionPolicy Bypass -File tools\gen-step.ps1
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# 说明: 以极简封闭 B-rep 圆柱（MANIFOLD_SOLID_BREP）组合出简化气缸模型
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# (后盖 + 缸体 + 前盖 + 活塞杆 4 个实体), 尺寸随缸径/行程参数变化。
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param(
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[string]$OutDir = (Join-Path $PSScriptRoot '..\onb-sc')
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)
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$inv = [System.Globalization.CultureInfo]::InvariantCulture
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$stepDir = Join-Path $OutDir 'step'
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$csvPath = Join-Path $OutDir 'params.csv'
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New-Item -ItemType Directory -Force -Path $stepDir | Out-Null
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function Format-Num([double]$v) { return $v.ToString('0.###', $inv) }
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# 单个圆柱实体的实体行 (OCCT 兼容拓扑: 顶点在圆周上+全圆闭边+接缝边, 共 36 个实体)
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# 约定: 圆心点 = (x, 0, z) 是仅有的 y=0 点 (供解析器识别); 顶点 = (x, r, z) 在 +Y 方向
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function New-CylinderEntities([int]$id, [double]$x, [double]$y, [double]$z, [double]$r, [double]$len) {
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$X = Format-Num $x
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$Y = Format-Num $y
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$Z = Format-Num $z
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$ZT = Format-Num ($z + $len)
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$R = Format-Num $r
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$VY = Format-Num ($y + $r) # 顶点在圆周 +Y 处 (y=0 留给圆心供解析)
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$e = @(
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"#$($id)=DIRECTION('',(0.,0.,1.));", # 轴
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"#$($id+1)=CARTESIAN_POINT('',($X,$Y,$Z));", # 底圆心
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"#$($id+2)=CARTESIAN_POINT('',($X,$Y,$ZT));", # 顶圆心
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"#$($id+3)=DIRECTION('',(1.,0.,0.));", # 参考方向
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"#$($id+4)=AXIS2_PLACEMENT_3D('',#$($id+1),#$($id),#$($id+3));", # 底放置
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"#$($id+5)=CARTESIAN_POINT('',($X,$VY,$Z));", # 底顶点(圆周上)
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"#$($id+6)=CARTESIAN_POINT('',($X,$VY,$ZT));", # 顶顶点(圆周上)
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"#$($id+7)=VERTEX_POINT('',#$($id+5));",
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"#$($id+8)=VERTEX_POINT('',#$($id+6));",
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"#$($id+9)=CIRCLE('',#$($id+4),$R);", # 底圆
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"#$($id+10)=EDGE_CURVE('',#$($id+7),#$($id+7),#$($id+9),.T.);", # 底圆闭边
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"#$($id+11)=CYLINDRICAL_SURFACE('',#$($id+4),$R);",
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"#$($id+12)=PLANE('',#$($id+4));", # 底面
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"#$($id+13)=DIRECTION('',(0.,0.,1.));",
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"#$($id+14)=AXIS2_PLACEMENT_3D('',#$($id+2),#$($id+13),#$($id+3));", # 顶放置
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"#$($id+15)=PLANE('',#$($id+14));", # 顶面
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"#$($id+16)=CIRCLE('',#$($id+14),$R);", # 顶圆
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"#$($id+17)=EDGE_CURVE('',#$($id+8),#$($id+8),#$($id+16),.T.);", # 顶圆闭边
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"#$($id+18)=DIRECTION('',(0.,0.,1.));",
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"#$($id+19)=VECTOR('',#$($id+18),1.);",
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"#$($id+20)=LINE('',#$($id+5),#$($id+19));", # 接缝线
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"#$($id+21)=EDGE_CURVE('',#$($id+7),#$($id+8),#$($id+20),.T.);", # 接缝边
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"#$($id+22)=ORIENTED_EDGE('',*,*,#$($id+10),.T.);", # 底环
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"#$($id+23)=ORIENTED_EDGE('',*,*,#$($id+17),.T.);", # 顶环
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"#$($id+24)=ORIENTED_EDGE('',*,*,#$($id+21),.T.);", # 壁环: 缝上
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"#$($id+25)=ORIENTED_EDGE('',*,*,#$($id+17),.T.);",
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"#$($id+26)=ORIENTED_EDGE('',*,*,#$($id+21),.F.);", # 缝下
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"#$($id+27)=ORIENTED_EDGE('',*,*,#$($id+10),.F.);",
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"#$($id+28)=EDGE_LOOP('',(#$($id+22)));",
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"#$($id+29)=EDGE_LOOP('',(#$($id+23)));",
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"#$($id+30)=EDGE_LOOP('',(#$($id+24),#$($id+25),#$($id+26),#$($id+27)));",
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"#$($id+31)=ADVANCED_FACE('',(#$($id+30)),#$($id+11),.T.);", # 柱壁
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"#$($id+32)=ADVANCED_FACE('',(#$($id+28)),#$($id+12),.F.);", # 底面(法线朝下)
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"#$($id+33)=ADVANCED_FACE('',(#$($id+29)),#$($id+15),.T.);", # 顶面(法线朝上)
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"#$($id+34)=CLOSED_SHELL('',(#$($id+31),#$($id+32),#$($id+33)));",
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"#$($id+35)=MANIFOLD_SOLID_BREP('',#$($id+34));"
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)
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return $e
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}
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# 尾部共享实体: 每个实体注入 STYLED_ITEM 颜色 (occt-import-js 对无颜色模型会崩)
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# 从 $id 开始: 每实体 7 个颜色实体 + 14 个尾部实体
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function New-TailEntities([int]$id, [int[]]$solidIds) {
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$t = New-Object System.Collections.Generic.List[string]
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$styled = New-Object System.Collections.Generic.List[string]
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$c = $id
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foreach ($s in $solidIds) {
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$t.Add("#$c=COLOUR_RGB('',0.65,0.72,0.85);")
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$t.Add("#$($c+1)=FILL_AREA_STYLE_COLOUR('',#$c);")
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$t.Add("#$($c+2)=SURFACE_STYLE_FILL_AREA(#$($c+1));")
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$t.Add("#$($c+3)=SURFACE_SIDE_STYLE('',(#$($c+2)));")
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$t.Add("#$($c+4)=SURFACE_STYLE_USAGE(.BOTH.,#$($c+3));")
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$t.Add("#$($c+5)=PRESENTATION_STYLE_ASSIGNMENT((#$($c+4)));")
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$t.Add("#$($c+6)=STYLED_ITEM('',(#$($c+5)),#$s);")
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$styled.Add("#$($c+6)")
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$c += 7
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}
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$items = (($solidIds | ForEach-Object { "#$_" }) + $styled) -join ','
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$t.Add("#$c=SHAPE_REPRESENTATION('',($items),#$($c+1));")
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$t.Add("#$($c+1)=(GEOMETRIC_REPRESENTATION_CONTEXT(3)GLOBAL_UNCERTAINTY_ASSIGNED_CONTEXT((#$($c+2)))GLOBAL_UNIT_ASSIGNED_CONTEXT((#$($c+3),#$($c+4),#$($c+5)))REPRESENTATION_CONTEXT('',''));")
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$t.Add("#$($c+2)=UNCERTAINTY_MEASURE_WITH_UNIT(LENGTH_MEASURE(1.E-06),#$($c+3),'');")
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$t.Add("#$($c+3)=(LENGTH_UNIT()NAMED_UNIT(*)SI_UNIT(.MILLI.,.METRE.));")
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$t.Add("#$($c+4)=(NAMED_UNIT(*)PLANE_ANGLE_UNIT()SI_UNIT($,.RADIAN.));")
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$t.Add("#$($c+5)=(NAMED_UNIT(*)SI_UNIT($,.STERADIAN.)SOLID_ANGLE_UNIT());")
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$t.Add("#$($c+6)=PRODUCT('OUNIBO_SC','OUNIBO_SC','',(#$($c+7)));")
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$t.Add("#$($c+7)=PRODUCT_CONTEXT('',#$($c+8),'mechanical');")
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$t.Add("#$($c+8)=APPLICATION_CONTEXT('configuration controlled 3d designs of mechanical parts and assemblies');")
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$t.Add("#$($c+9)=PRODUCT_DEFINITION_FORMATION('','',#$($c+6));")
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$t.Add("#$($c+10)=PRODUCT_DEFINITION('design','',#$($c+9),#$($c+11));")
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$t.Add("#$($c+11)=PRODUCT_DEFINITION_CONTEXT('part definition',#$($c+8),'design');")
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$t.Add("#$($c+12)=PRODUCT_DEFINITION_SHAPE('','',#$($c+10));")
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$t.Add("#$($c+13)=SHAPE_DEFINITION_REPRESENTATION(#$($c+12),#$c);")
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return $t
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}
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# ---- 型号与规则定义 (见 coding-rules.md) ----
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# 缸径 16: 行程仅 25/50, 无磁石; 磁石 S 要求缸径>=25; 中摆 CB 要求行程<=75
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$bores = @(16, 25, 32, 40)
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$strokesAll = @(25, 50, 75, 100)
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$mountsAll = @('FA', 'LB', 'CB')
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$encNoBom = New-Object System.Text.UTF8Encoding($false)
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$encBom = New-Object System.Text.UTF8Encoding($true)
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$csvLines = New-Object System.Collections.Generic.List[string]
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$csvLines.Add('model_code,bore,stroke,magnet,mount,step_file')
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$count = 0
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foreach ($bore in $bores) {
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$strokes = if ($bore -eq 16) { @(25, 50) } else { $strokesAll }
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$magnets = if ($bore -eq 16) { @('') } else { @('', 'S') }
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foreach ($stroke in $strokes) {
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$mounts = if ($stroke -gt 75) { @('FA', 'LB') } else { $mountsAll }
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foreach ($magnet in $magnets) {
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foreach ($mount in $mounts) {
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$model = "SC$bore`x$stroke$magnet-$mount"
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$stepFile = "$model.step"
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# ---- 简化气缸尺寸 (mm): 后盖 + 缸体 + 前盖 + 活塞杆, 沿 Z 轴 ----
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$bodyR = $bore / 2.0 + 2.0 # 缸体外径
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$bodyLen = $stroke + 60.0 # 缸体长度(随行程)
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$capR = $bore / 2.0 + 5.0 # 端盖外径
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$capLen = 8.0 # 后盖厚度
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$fcapLen = 10.0 # 前盖厚度
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$rodR = [Math]::Max($bore / 5.0, 3.0)
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$rodBot = $bodyLen - 14.0 # 活塞杆埋入缸体
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$rodLen = $stroke + 34.0
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$lines = New-Object System.Collections.Generic.List[string]
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$lines.Add('ISO-10303-21;')
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$lines.Add('HEADER;')
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$lines.Add("FILE_DESCRIPTION(('OUNIBO SC series sample part $model'),'2;1');")
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$lines.Add("FILE_NAME('$stepFile','2026-06-02T00:00:00',('OUNIBO'),('OUNIBO'),'','','');")
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$lines.Add("FILE_SCHEMA(('CONFIG_CONTROL_DESIGN'));")
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$lines.Add('ENDSEC;')
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$lines.Add('DATA;')
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$ids = New-Object System.Collections.Generic.List[int]
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$nextId = 1
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$cyls = New-Object System.Collections.Generic.List[object]
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$cyls.Add(@{ z = -$capLen; r = $capR; len = $capLen }) # 后盖
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$cyls.Add(@{ z = 0.0; r = $bodyR; len = $bodyLen }) # 缸体
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$cyls.Add(@{ z = $bodyLen; r = $capR; len = $fcapLen }) # 前盖
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$cyls.Add(@{ z = $rodBot; r = $rodR; len = $rodLen }) # 活塞杆
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foreach ($cyl in $cyls) {
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[string[]]$entities = New-CylinderEntities -id $nextId -x 0 -y 0 -z $cyl['z'] -r $cyl['r'] -len $cyl['len']
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$lines.AddRange($entities)
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$ids.Add($nextId + 35) # MANIFOLD_SOLID_BREP 实体号
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$nextId += 36
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}
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[string[]]$tail = New-TailEntities -id $nextId -solidIds $ids.ToArray()
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$lines.AddRange($tail)
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$lines.Add('ENDSEC;')
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$lines.Add('END-ISO-10303-21;')
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[System.IO.File]::WriteAllLines((Join-Path $stepDir $stepFile), $lines.ToArray(), $encNoBom)
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$csvLines.Add("$model,$bore,$stroke,$magnet,$mount,$stepFile")
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$count++
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}
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}
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}
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}
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# ---- MAQ 迷你气缸系列 (多系列演示): 缸径 6/10/16, 行程 10/20/30/40 ----
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# 规则: 缸径 6 仅行程 10/20 且无磁石; 安装仅 FA/LB
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$csvLinesM = New-Object System.Collections.Generic.List[string]
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$csvLinesM.Add('model_code,bore,stroke,magnet,mount,step_file')
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$countM = 0
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foreach ($bore in @(6, 10, 16)) {
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$strokes = if ($bore -eq 6) { @(10, 20) } else { @(10, 20, 30, 40) }
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$magnets = if ($bore -eq 6) { @('') } else { @('', 'S') }
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foreach ($stroke in $strokes) {
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foreach ($magnet in $magnets) {
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foreach ($mount in @('FA', 'LB')) {
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$model = "MAQ$bore`x$stroke$magnet-$mount"
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$stepFile = "$model.step"
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$bodyR = $bore / 2.0 + 1.5
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$bodyLen = $stroke + 40.0
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$capR = $bore / 2.0 + 4.0
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$capLen = 6.0
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$fcapLen = 8.0
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$rodR = [Math]::Max($bore / 5.0, 2.0)
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$rodBot = $bodyLen - 10.0
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$rodLen = $stroke + 24.0
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$lines = New-Object System.Collections.Generic.List[string]
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$lines.Add('ISO-10303-21;')
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$lines.Add('HEADER;')
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$lines.Add("FILE_DESCRIPTION(('OUNIBO MAQ series sample part $model'),'2;1');")
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$lines.Add("FILE_NAME('$stepFile','2026-06-02T00:00:00',('OUNIBO'),('OUNIBO'),'','','');")
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$lines.Add("FILE_SCHEMA(('CONFIG_CONTROL_DESIGN'));")
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$lines.Add('ENDSEC;')
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$lines.Add('DATA;')
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$ids = New-Object System.Collections.Generic.List[int]
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$nextId = 1
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$cyls = New-Object System.Collections.Generic.List[object]
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$cyls.Add(@{ z = -$capLen; r = $capR; len = $capLen })
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$cyls.Add(@{ z = 0.0; r = $bodyR; len = $bodyLen })
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$cyls.Add(@{ z = $bodyLen; r = $capR; len = $fcapLen })
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$cyls.Add(@{ z = $rodBot; r = $rodR; len = $rodLen })
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foreach ($cyl in $cyls) {
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[string[]]$entities = New-CylinderEntities -id $nextId -x 0 -y 0 -z $cyl['z'] -r $cyl['r'] -len $cyl['len']
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$lines.AddRange($entities)
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$ids.Add($nextId + 35)
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$nextId += 36
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}
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[string[]]$tail = New-TailEntities -id $nextId -solidIds $ids.ToArray()
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$lines.AddRange($tail)
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$lines.Add('ENDSEC;')
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$lines.Add('END-ISO-10303-21;')
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[System.IO.File]::WriteAllLines((Join-Path $stepDir $stepFile), $lines.ToArray(), $encNoBom)
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$csvLinesM.Add("$model,$bore,$stroke,$magnet,$mount,$stepFile")
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$countM++
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}
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}
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}
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}
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[System.IO.File]::WriteAllLines($csvPath, $csvLines.ToArray(), $encBom)
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[System.IO.File]::WriteAllLines((Join-Path $OutDir 'params_maq.csv'), $csvLinesM.ToArray(), $encBom)
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Write-Output "生成完成: SC $count 个 + MAQ $countM 个 STEP 文件 -> $stepDir"
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Write-Output "参数表: $csvPath / params_maq.csv"
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