R2：底板 / 刀片布局布线脚本、快照、截图与规划文档更新（含外壳、打印件、布线归档）

Co-Authored-By: Claude Opus 5.5 <[email protected]>
2026-10-04 19:24:45 +08:00
@@ -0,0 +1,88 @@
+# -*- coding: utf-8 -*-
+u"""算外壳各件两两之间的**贴合面**，为螺丝位置提供依据。
+
+判据：两件在某一轴上「一个的 max ≈ 另一个的 min」（间隙 < 0.05），
+且在另外两轴上有实际重叠 ⇒ 这两个面是贴合的，重叠矩形就是可打螺丝的区域。
+
+外壳五件（装配坐标）：
+  Tray_v7      x −4~102        y −4~102          z −12.4~0
+  EndPlate ×2  x −27.4~0 / 98~125.4   y −1.655~104.345   z −10~72
+  SouthPanel   x −27.4~125.4   y −4.055~−1.655   z −10~72
+  NorthPanel   x −27.4~125.4   y 104.345~106.745 z −10~72
+  TopPanel_v2  x −27.4~125.4   y −4~102          z 72~74.4
+"""
+import io
+import sys
+
+sys.stdout = io.TextIOWrapper(sys.stdout.buffer, encoding='utf-8', write_through=True)
+import pythoncom
+import win32com.client as wc
+
+ASM = 'PhoneRail_5blades'
+SHELL = ('TRAY', 'ENDPLATE', 'SOUTHPANEL', 'NORTHPANEL', 'TOPPANEL')
+AX = 'xyz'
+
+
+def prop(o, n):
+    v = getattr(o, n)
+    return v() if type(v).__name__ in ('method', 'function', 'builtin_function_or_method') else v
+
+
+def P(*a):
+    print(*a)
+
+
+app = wc.GetActiveObject('SldWorks.Application')
+doc = None
+for d in app.GetDocuments or []:
+    if ASM in (prop(d, 'GetTitle') or ''):
+        doc = d
+        break
+if doc is None:
+    P(u'⛔ 没找到总装'); sys.exit(3)
+e0 = wc.VARIANT(pythoncom.VT_BYREF | pythoncom.VT_I4, 0)
+app.ActivateDoc3(prop(doc, 'GetTitle'), False, 0, e0)
+doc = app.ActiveDoc
+
+parts = []
+for c in doc.GetComponents(True):
+    nm = prop(c, 'Name2')
+    if any(k in nm.upper() for k in SHELL):
+        b = [round(v * 1000, 3) for v in c.GetBox(False, False)]
+        parts.append((nm, b))
+parts.sort()
+P(u'外壳件 %d 个：' % len(parts))
+for nm, b in parts:
+    P(u'  %-18s x %8.2f~%8.2f  y %8.2f~%8.2f  z %8.2f~%8.2f'
+      % (nm[:18], b[0], b[3], b[1], b[4], b[2], b[5]))
+
+
+def ov(a0, a1, b0, b1):
+    lo, hi = max(a0, b0), min(a1, b1)
+    return (lo, hi) if hi - lo > 0.01 else None
+
+
+P(u'\n贴合面（可打螺丝的区域）：')
+found = 0
+for i in range(len(parts)):
+    for j in range(i + 1, len(parts)):
+        na, ba = parts[i]
+        nb, bb = parts[j]
+        for ax in range(3):
+            o1 = ov(ba[(ax + 1) % 3], ba[(ax + 1) % 3 + 3], bb[(ax + 1) % 3], bb[(ax + 1) % 3 + 3])
+            o2 = ov(ba[(ax + 2) % 3], ba[(ax + 2) % 3 + 3], bb[(ax + 2) % 3], bb[(ax + 2) % 3 + 3])
+            if not (o1 and o2):
+                continue
+            for tag, gap in ((u'%s.max=%s.min' % (na[:12], nb[:12]), abs(ba[ax + 3] - bb[ax])),
+                             (u'%s.max=%s.min' % (nb[:12], na[:12]), abs(bb[ax + 3] - ba[ax]))):
+                if gap < 0.05:
+                    found += 1
+                    a1n, a2n = AX[(ax + 1) % 3], AX[(ax + 2) % 3]
+                    P(u'  %-28s 沿 %s 贴合' % (tag, AX[ax]))
+                    P(u'      重叠区 %s %.2f~%.2f (%.1f) × %s %.2f~%.2f (%.1f)'
+                      % (a1n, o1[0], o1[1], o1[1] - o1[0], a2n, o2[0], o2[1], o2[1] - o2[0]))
+if not found:
+    P(u'  ⚠ 一处贴合面都没有 —— 各板之间是悬空的，螺丝无处可打')
+
+P(u'\n⇒ 螺丝方案要点：贴合区太窄（< 8 mm）就打不下 M3 沉头，')
+P(u'  需要在端板/托盘上加凸台（boss）把贴合面加宽。')