{"id":10107,"date":"2025-11-24T23:45:33","date_gmt":"2025-11-24T23:45:33","guid":{"rendered":"https:\/\/www.besterpcba.com\/?p=10107"},"modified":"2025-11-24T23:45:33","modified_gmt":"2025-11-24T23:45:33","slug":"pcb-panel-utilization-math","status":"publish","type":"post","link":"https:\/\/www.besterpcba.com\/zh_hk\/%e5%8d%b0%e5%88%b7%e9%9b%bb%e8%b7%af%e6%9d%bf%e9%9d%a2%e6%9d%bf%e5%88%a9%e7%94%a8%e7%8e%87%e8%a8%88%e7%ae%97\/","title":{"rendered":"\u5229\u6f64\u7684\u7269\u7406\u5b78\uff1a\u9762\u677f\u5229\u7528\u7387\u8a08\u7b97\u5982\u4f55\u5e6b\u52a920%\u7bc0\u7701PCB\u6210\u672c"},"content":{"rendered":"<p>\u6bcf\u584a\u5370\u5237\u96fb\u8def\u677f\u90fd\u662f\u4ee5\u4e00\u5f35\u6a19\u6e96\u5316\u7684\u5c64\u58d3\u677f\u958b\u59cb\u7684\uff0c\u901a\u5e38\u662f\u9285\u5305\u8986\u7684 FR4\u3002\u9019\u662f\u88fd\u9020\u904e\u7a0b\u4e2d\u552f\u4e00\u7269\u7406\u5b78\u4e0d\u5141\u8a31\u4f60\u5354\u5546\u7684\u6839\u672c\u771f\u7406\u3002<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" src=\"https:\/\/www.besterpcba.com\/wp-content\/uploads\/2025\/11\/pcb-panelization-layout-waste.jpg\" alt=\"\u96fb\u8166\u87a2\u5e55\u986f\u793a\u96fb\u8def\u677f\u7684\u88fd\u9020\u4f48\u5c40\u3002\u591a\u500b\u77e9\u5f62\u7da0\u8272PCB\u5728\u4e00\u500b\u5927\u9762\u677f\u4e0a\u6392\u5217\uff0c\u4e2d\u9593\u6709\u660e\u986f\u7684\u7a7a\u767d\u5340\u57df\uff0c\u986f\u793a\u6d6a\u8cbb\u3002\" title=\"PCB\u9762\u677f\u8207\u4f4e\u6548\u7684\u96fb\u8def\u677f\u4f48\u5c40\"\/><figcaption class=\"wp-element-caption\">\u9019\u500b CAM \u8edf\u9ad4\u8996\u5716\u986f\u793a\u4e86\u4f4e\u6548\u7684\u677f\u5b50\u4f48\u5c40\u5982\u4f55\u5c0e\u81f4\u6602\u8cb4\u7684\u672a\u4f7f\u7528\u9762\u677f\u7a7a\u9593\u3002<\/figcaption><\/figure><\/div>\n\n\n<p>\u7576\u8a2d\u8a08\u6a94\u6848\u5230\u9054\u88fd\u9020\u5ee0\u6642\uff0cCAM \u5de5\u7a0b\u5e2b\u8981\u505a\u7684\u7b2c\u4e00\u4ef6\u4e8b\u5c31\u662f\u5617\u8a66\u5c07\u4f60\u7684\u4efb\u610f\u5c3a\u5bf8\u9069\u914d\u5230\u9019\u500b\u56fa\u5b9a\u756b\u5e03\u4e0a\u3002\u5982\u679c\u4f60\u7684\u677f\u5b50\u662f 100mm x 100mm\uff0c\u4ed6\u5011\u53ef\u80fd\u6703\u5728\u4e00\u5f35\u677f\u4e0a\u653e\u4e0b\u5341\u4e8c\u500b\u55ae\u4f4d\u3002\u5982\u679c\u4f60\u8a2d\u8a08\u6210 98mm x 98mm\uff0c\u4ed6\u5011\u53ef\u80fd\u6703\u653e\u5341\u516d\u500b\u3002\u9019\u4e00\u500b\u6c7a\u5b9a\u2014\u2014\u7d93\u5e38\u662f\u7531\u51dd\u8996\u7a7a\u767d CAD \u7a7a\u6d1e\u7684\u8a2d\u8a08\u5e2b\u96a8\u610f\u505a\u51fa\uff0c\u800c\u975e\u5de5\u5ee0\u73fe\u5834\u2014\u2014\u53ea\u6703\u5c07\u55ae\u4f4d\u6210\u672c\u63d0\u9ad8\u4e09\u6210\u3002<\/p>\n\n\n\n<p>\u4f60\u5176\u5be6\u662f\u5728\u4ed8\u7a7a\u6c23\u7684\u9322\u3002\u5728\u884c\u696d\u4e2d\uff0c\u6211\u5011\u7a31\u4e4b\u70ba\u201c\u88c1\u5207\u6599\u201d\u6216\u201c\u7db2\u5e36\u6d6a\u8cbb\u201d\uff0c\u4f46\u5728\u529f\u80fd\u4e0a\uff0c\u5b83\u662f\u4f60\u4ed8\u9322\u537b\u9700\u8981\u5ee2\u68c4\u7684\u91d1\u9322\u3002PCB \u7684\u5b9a\u50f9\u6a21\u578b\u4e26\u975e\u57fa\u65bc\u6700\u7d42\u677f\u7684\u5e73\u65b9\u82f1\u5bf8\u6578\u7dda\u6027\uff0c\u800c\u662f\u6839\u64da\u5f9e\u6bcd\u677f\u88c1\u5207\u51fa\u4f86\u7684\u55ae\u5143\u6578\u7684\u968e\u68af\u51fd\u6578\u3002\u4f60\u7522\u54c1\u4e2d\u6700\u6602\u8cb4\u7684\u6750\u6599\uff0c\u5f80\u5f80\u5c31\u662f\u6700\u5f8c\u88ab\u6254\u9032\u5207\u5272\u6a5f\u5f8c\u65b9\u5783\u573e\u6876\u7684\u90a3\u4e9b\u6771\u897f\u3002<\/p>\n\n\n<h2 class=\"wp-block-heading\" id=\"the-fundamental-constant\">\u57fa\u672c\u5e38\u6578<\/h2>\n\n\n<p>\u96fb\u5b50\u88fd\u9020\u7684\u5b87\u5b99\u570d\u7e5e\u8457 18 \u540b x 24 \u540b\u7684\u5c64\u58d3\u677f\u5c55\u958b\u3002\u5118\u7ba1\u5b58\u5728\u66f4\u5927\u898f\u683c\u5982 21\u00d724\uff0c\u4e26\u4e14\u5927\u91cf\u6279\u91cf\uff08\u6bd4\u5982 50 \u842c\u55ae\u4f4d\uff09\u53ef\u80fd\u8b49\u660e\u4f9b\u61c9\u5546\u5b9a\u5236\u7db2\u5c3a\u5bf8\u662f\u5408\u7406\u7684\uff0c\u4f46 18\u00d724 \u7684\u677f\u7247\u5c0d\u7d55\u5927\u591a\u6578\u751f\u7522\u800c\u8a00\u662f\u786c\u6027\u4e0a\u9650\u3002<\/p>\n\n\n\n<p>\u4f46\u4f60\u4e0d\u53ef\u80fd\u7528\u5b8c\u5168\u90e8\u3002\u9019\u5c31\u662f\u201c\u5de5\u4f5c\u5340\u57df\u201d\u6df7\u6dc6\u7834\u58de\u5229\u6f64\u7387\u7684\u5730\u65b9\u3002\u8a2d\u8a08\u5e2b\u5e38\u4ee5\u70ba\u4ed6\u5011\u6709 18 \u82f1\u5bf8\u7684\u5bec\u5ea6\u53ef\u4ee5\u904b\u7528\u3002\u4e8b\u5be6\u4e26\u975e\u5982\u6b64\u3002\u88fd\u9020\u6a5f\u68b0\u5fc5\u9808\u6293\u7dca\u9762\u677f\u7684\u908a\u7de3\uff0c\u4ee5\u5c07\u5176\u6d78\u5165\u934d\u91d1\u6d74\u4e2d\u4e26\u901a\u904e\u8755\u523b\u7dda\u904b\u8f38\u3002<\/p>\n\n\n\n<p>\u9019\u4e9b\u201c\u64cd\u4f5c\u88d5\u5ea6\u201d\u901a\u5e38\u6703\u4f54\u64da\u6574\u6574\u4e00\u82f1\u540b\u7684\u5468\u9577\uff1a\u56db\u908a\u5404\u534a\u82f1\u540b\u3002\u9019\u6703\u5c07\u4f60\u7684\u53ef\u7528\u7a7a\u9593\u5f9e 18\u00d724 \u7e2e\u5c0f\u5230 16\u00d722 \u7684\u5de5\u4f5c\u5340\u57df\u3002\u5982\u679c\u4f60\u7684\u677f\u5b50\u8a2d\u8a08\u9700\u8981 16.5 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\u653e\u5728\u96f6\u6beb\u7c73\u4e4b\u9593\u975e\u5e38\u5bb9\u6613\u3002\u5728\u5be6\u9ad4\u4e16\u754c\u4e2d\uff0c\u5207\u5272\u5de5\u5177\u5177\u6709\u8cea\u91cf\u548c\u5bec\u5ea6\u3002<\/p>\n\n\n\n<p>\u5982\u679c\u4f60\u9078\u64c7\u5c07\u677f\u5b50\u5f9e\u9762\u677f\u4e2d\u5207\u5272\u51fa\u4f86\u2014\u2014\u5be6\u969b\u526a\u65b7\u5b83\u5011\u2014\u2014\u4f60\u5fc5\u9808\u7559\u51fa\u7a7a\u9593\u7d66\u9246\u982d\u3002\u5927\u591a\u6578\u6df1\u5733\u6216\u570b\u5167\u5ee0\u5546\u7684\u6a19\u6e96\u9246\u982d\u5bec\u5ea6\u7d04\u70ba 2.4mm\uff08\u7d04 100 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class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" src=\"https:\/\/www.besterpcba.com\/wp-content\/uploads\/2025\/11\/pcb-v-scoring-vs-routing-closeup.jpg\" alt=\"\u5169\u500b\u96fb\u8def\u677f\u9762\u677f\u7684\u4e26\u6392\u6bd4\u8f03\u3002\u5de6\u5074\u9762\u677f\u677f\u5b50\u7531\u5bec\u7684\u5207\u5272\u69fd\u5206\u9694\uff0c\u800c\u53f3\u5074\u5247\u677f\u5b50\u7dca\u8cbc\u5728\u4e00\u8d77\uff0c\u6709\u4e00\u689d\u7d30\u7684V\u5f62\u69fd\u3002\" title=\"V\u5272\u5206\u96e2\u8207\u5207\u5272\u5206\u96e2\u7684PCB\u6bd4\u8f03\"\/><figcaption class=\"wp-element-caption\">V\u523b\u69fd\uff08\u53f3\u5074\uff09\u53ef\u4ee5\u5be6\u73fe\u96f6\u9593\u9699\u9762\u677f\u5316\uff0c\u800c\u947d\u8def\uff08\u5de6\u5074\uff09\u9700\u8981\u4e00\u500b\u5bec\u901a\u9053\u4f86\u5bb9\u7d0d\u5de5\u5177\uff0c\u7522\u751f\u66f4\u591a\u6d6a\u8cbb\u3002<\/figcaption><\/figure><\/div>\n\n\n<p>\u7136\u800c\uff0cV\u523b\u69fd\u662f\u4e00\u500b\u920d\u5200\u3002\u5b83\u53ea\u80fd\u6cbf\u6574\u500b\u9762\u677f\u9577\u5ea6\u5207\u5272\u76f4\u7dda\uff0c\u4e0d\u80fd\u534a\u9014\u505c\u4e0b\u3002\u5982\u679c\u4f60\u7684\u677f\u5b50\u6709\u61f8\u639b\u9023\u63a5\u5668\u3001\u8907\u96dc\u7684\u66f2\u7dda\u6216\u908a\u7de3\u61f8\u7a7a\u7684\u5143\u4ef6\uff0cV\u523b\u69fd\u5728\u7269\u7406\u4e0a\u662f\u4e0d\u53ef\u80fd\u7684\u3002\u4f60\u53ea\u80fd\u8fd4\u56de\u7528\u8def\u7531\u5668\uff0c\u4e26\u4e14\u4e0d\u5f97\u4e0d\u652f\u4ed82.4mm\u7684\u7a05\u91d1\u3002<\/p>\n\n\n\n<p>\u5225\u5fd8\u4e86\u5c0e\u8ecc\u3002\u7d44\u88dd\u5ee0\u2014\u2014\u90a3\u4e9b\u5c07\u82af\u7247\u653e\u5230\u677f\u4e0a\u7684\u4eba\u2014\u2014\u9700\u8981\u5728\u9762\u677f\u908a\u7de3\u653e\u7f6e\u201c\u5ee2\u6599\u8ecc\u9053\u201d\u4f86\u904b\u8f38 through SMT \u7dda\u3002\u9019\u4e9b\u8ecc\u9053\u901a\u5e38\u5bec0.5\u82f1\u5bf8\uff0812.7mm\uff09\uff0c\u5176\u4e2d\u5305\u542b\u5b9a\u4f4d\u9ede\uff08\u7528\u65bc\u62fe\u653e\u6a5f\u7684\u5149\u5b78\u76ee\u6a19\uff09\u548c\u5de5\u5177\u5b54\u3002\u4f60\u70ba\u9019\u4e9b\u5c64\u58d3\u677f\u4ed8\u8cbb\uff0c\u4f46\u5b83\u5011\u6c38\u9060\u4e0d\u6703\u6210\u70ba\u92b7\u552e\u7522\u54c1\u7684\u4e00\u90e8\u5206\u3002\u9019\u662f\u5fc5\u8981\u7684\u7d50\u69cb\u6027\u60e1\u3002<\/p>\n\n\n<h2 class=\"wp-block-heading\" 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