34 lines
2.3 KiB
Python
34 lines
2.3 KiB
Python
from PIL import Image, ImageChops, ImageDraw, ImageFont
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from pathlib import Path
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root = Path(r'C:\projects\wheel\models')
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font = r'C:\Windows\Fonts\msyh.ttc'
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title = ImageFont.truetype(font, 38)
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normal = ImageFont.truetype(font, 24)
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small = ImageFont.truetype(font, 21)
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im = Image.new('RGB', (1920, 1370), 'white')
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d = ImageDraw.Draw(im)
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d.text((40, 18), '两端相同法兰：100 mm 与 120 mm 轴布局比较', fill='#1a304d', font=title)
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d.text((40, 80), '两端法兰：Ø57 × 4 mm 底盘、Ø30 × 20 mm 凸台；6 孔 PCD48', fill='#52657b', font=normal)
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d.rounded_rectangle((40, 123, 1880, 177), radius=8, fill='#fff0eb')
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d.text((55, 134), '均为概念示意：KFL 和开关的真实结构未建模，不能证明实物装配通过', fill='#9b2b22', font=normal)
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def panel(path, box):
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view = Image.open(path).convert('RGB').rotate(90, expand=True)
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mask = ImageChops.difference(view, Image.new('RGB', view.size, 'white')).convert('L').point(lambda p:255 if p>12 else 0)
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bounds = mask.getbbox()
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if bounds: view = view.crop(bounds)
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view.thumbnail((box[2]-box[0],box[3]-box[1]))
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im.paste(view, (box[0] + (box[2]-box[0]-view.width)//2, box[1]))
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d.text((40, 196), 'A：100 mm 轴；在此布局下，电机侧插入 12 mm，方向盘侧只插入 2 mm', font=normal, fill='#243a55')
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panel(root / 'kfl_same_flange_100' / 'side.png', (35, 235, 1885, 605))
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d.text((40, 620), 'B：120 mm 轴；同一布局下方向盘侧插入 20 mm，仅为对比假设', font=normal, fill='#243a55')
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panel(root / 'kfl_same_flange_120' / 'side.png', (35, 660, 1885, 1030))
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d.line((40, 1055, 1880, 1055), fill='#d8e0e9', width=2)
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d.text((42, 1075), '绿色半透明体：50 mm 开关包络占位，内部 Ø47 孔仅为示意；白色回正件未建模。', font=small, fill='#405b4a')
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d.text((42, 1116), 'KFL 凸起、铝板孔、端面键槽和电机中心螺母均未实测；两侧轴承和法兰间隙示意 0.5 mm。', font=small, fill='#46586b')
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d.text((42, 1157), '120 mm 是当前布局的比较长度，不是已验证的必需长度或强度结论。', font=small, fill='#9b2b22')
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d.text((42, 1198), '原铝转接盘 STEP 孔径约 Ø4.23 mm，法兰 M5 通孔无法直接使用 M5 螺丝贯穿原盘。', font=small, fill='#46586b')
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im.save(root / 'kfl_same_flange_100' / '两端相同法兰_装配示意.png')
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