{"id":9902,"date":"2022-03-30T08:22:00","date_gmt":"2022-03-30T00:22:00","guid":{"rendered":"\/\/m.letratesoro.com\/?p=9902"},"modified":"2022-04-02T19:55:45","modified_gmt":"2022-04-02T11:55:45","slug":"pcb-gerber-cad","status":"publish","type":"post","link":"\/\/m.letratesoro.com\/2022\/03\/pcb-gerber-cad\/","title":{"rendered":"PCB\u8a2d\u8a08\u88fd\u4f5c\u7684CAD\u8207Gerber\u6a94\u6848\u5dee\u5225\u5728\u54ea\u88e1\uff1f"},"content":{"rendered":"

\uff08\u9019\u662f\u4e00\u7bc7\u6574\u7406\u6587\uff0c\u5167\u5bb9\u53ef\u80fd\u4e0d\u662f\u767e\u5206\u767e\u6b63\u78ba\uff0c\u5de5\u4f5c\u718a\u7d14\u7cb9\u662f\u4ee5\u4f7f\u7528\u7684\u65c1\u89c0\u8005\u89d2\u5ea6\u4f86\u8aaa\u660e\uff09<\/font><\/p>\n

\u6709\u63a5\u89f8\u904ePCB(Printed Circuit Board)<\/a>\u7684\u670b\u53cb\u61c9\u8a72\u90fd\u807d\u8aaa\u904e\u3010Gerber\u3011\u9019\u500b\u55ae\u5b57\u5c08\u6709\u540d\u8a5e\uff0c\u4f46\u4f60\u77e5\u9053Gerber\u9019\u500b\u8a5e\u5176\u5be6\u662f\u4f86\u81ea\u4e00\u4f4d\u540d\u5b57\u53ebJoseph Gerber\u7684\u4eba\u53ca\u4e00\u5bb6\u516c\u53f8\u53eb\u505a\u300cGerber\u7cfb\u7d71\u958b\u767c\u516c\u53f8\u300d\u6240\u958b\u767c\u51fa\u4f86\u7684\u4e00\u7a2e\u63cf\u8ff0PCB\u5404\u5716\u5c64\u7684\u5411\u91cf\u5f71\u50cf\u6a94\u6848\u683c\u5f0f\u55ce\uff1f\u56e0\u70ba\u9019\u7a2eGerber\u6a94\u6848\u683c\u5f0f\u7684\u6a94\u6848\u5c0f\u4e14\u53ef\u4ee5\u8b93\u7e6a\u5716\u6a5f(plotter)\u4ee5\u8f03\u4e0d\u5931\u771f\u7684\u65b9\u5f0f\u4f86\u7e6a\u88fd\u51fa\u5be6\u969b\u7684\u5716\u5c64\u5167\u5bb9\uff0c\u5f8c\u4f86\u5f97\u5230\u5927\u591a\u6578\u5716\u50cf\u7e6a\u5716\u6a5f(photoplotter)\u516c\u53f8\u7684\u652f\u63f4\u8207\u63a1\u7528\uff0c\u65bc\u662fGerber\u6a94\u5c31\u6210\u4e86\u4e00\u7a2e\u901a\u7528\u7684PCB\u6a94\u6848\u683c\u5f0f\u3002<\/font><\/p>\n

<\/p>\n

Gerber\u6a94\u5305\u542b\u6709\u54ea\u4e9b\u8cc7\u8a0a\uff1f<\/strong><\/font><\/p>\n

Gerber\u5176\u5be6\u662f\u4e00\u7a2e\u6bd4\u8f03\u504f\u91cd\u65bcPCB\u88fd\u9020\u8207\u751f\u7522\u7684\u63cf\u8ff0\u6a94\uff0c\u61c9\u8a72\u8aaa\u5b83\u7576\u521d\u5c31\u662f\u5c08\u9580\u8a2d\u8a08\u7d66\u7e6a\u5716\u6a5f\u4f86\u7528\u7684\uff0c\u6240\u4ee5Gerber\u7684\u5167\u5bb9\u57fa\u672c\u4e0a\u6703\u5305\u542b\u6709\u5404\u9285\u7b94\u7dda\u8def\u5c64(copper layer)\u3001\u963b\u710a\u5c64(solder mask layer)<\/a>\u3001\u7d72\u5370\u5c64(silkscreen layer)\u3001\u6587\u5b57\u5c64(legend layer)\u3001\u947d\u5b54\u5c64(drill layer)\u7b49\u88fd\u9020PCB\u6240\u9700\u8981\u7684\u8cc7\u8a0a\uff0c\u751a\u81f3\u9023\u932b\u818f\u5370\u5237\u5c64(solder paste printing layer)<\/a>\u3001\u5f71\u50cf\u8fa8\u8b58\u5c64(automated optical  inspection layer)<\/a>\u3001\u8a3b\u89e3\u53ca\u751f\u7522\u6ce8\u610f\u4e8b\u9805(Notes)…\u7b49\u4e5f\u90fd\u53ef\u4ee5\u5206\u5c64\u5305\u542b\u5728\u5176\u4e2d\u3002<\/font><\/p>\n

\uff08\u5c0d\u65bc\u5927\u9678\u90a3\u4e9b\u76dc\u6587\u7db2\u7ad9\uff0c\u8907\u88fd\u8cbc\u4e0a\u672c\u7ad9\u6587\u7ae0\u5f8c\uff0c\u5c45\u7136\u9084\u6539\u6210\u81ea\u5df1\u516c\u53f8\u7684\u540d\u5b57\uff0c\u611f\u5230\u7121\u6065\uff01\u6587\u7ae0\u5167\u5bb9\u90e8\u4efd\u9632\u6b62\u8907\u88fd\u7de8\u6392\u53ef\u80fd\u9020\u6210\u60a8\u95b1\u8b80\u7684\u4e0d\u4fbf\uff0c\u8acb\u898b\u8ad2\uff01\uff09<\/font><\/em><\/p>\n

Gerber\u6a94\u7684\u512a\u7f3a\u9ede<\/strong><\/font><\/p>\n

\u53e6\u5916\uff0cGerber\u4e26\u4e0d\u9069\u5408\u88ab\u62ff\u4f86\u7576\u6210\u73fe\u4ecaPCB\u8a2d\u8a08\u7684\u5132\u5b58\u6a94\u6848\u683c\u5f0f\u3002\u56e0\u70baGerber\u7684\u6a94\u6848\u683c\u5f0f\u4e26\u672a\u5305\u542bPCB\u5404\u7dda\u8def\u5c64\u4e4b\u9593\u7684\u806f\u7e6b\u8a0a\u606f\uff0c\u5982\u679c\u4f60\u4ed4\u7d30\u89c0\u5bdfGerber\u7684\u6a94\u6848\u7d50\u69cb\uff0c\u6703\u767c\u73fe\u5b83\u7684\u6bcf\u4e00\u5716\u5c64\u90fd\u662f\u4e00\u500b\u5c0f\u6a94\u6848\uff0c\u4e5f\u5c31\u662f\u8aaaGerber\u5728\u5404\u5716\u5c64\u4e4b\u9593\u662f\u5f7c\u6b64\u7368\u7acb\u800c\u6c92\u6709\u95dc\u806f\u6027\u7684\uff0c\u5b83\u5011\u5c31\u985e\u4f3c\u4e00\u5f35\u5f35\u5404\u81ea\u7368\u7acb\u7684\u5716\u7d19\uff0c\u9019\u500b\u7279\u6027\u5728\u65e9\u671fPCB\u9084\u53ea\u6709\u55ae\u9762\u6216\u96d9\u9762\u7684\u6642\u5019\u5c0d\u4f48\u7dda\u5de5\u7a0b\u5e2b\u7684\u5f71\u97ff\u4e0d\u5927\uff0c\u4f46\u5c0d\u65bc\u73fe\u5728\u8d8a\u4f86\u8d8a\u8907\u96dc\u7684\u591a\u5c64PCB\u4f86\u8aaa\u5728\u8a2d\u8a08\u3001\u64cd\u4f5c\u3001\u9664\u932f\u53ca\u9a57\u8b49\u4e0a\u5247\u975e\u5e38\u4e0d\u5229\uff0c\u6240\u4ee5\u73fe\u5728\u5e7e\u4e4e\u5df2\u7d93\u6c92\u6709\u4eba\u7528Gerber\u6a94\u4f86\u7576\u6210PCB\u8a2d\u8a08\u7684\u6a94\u6848\u683c\u5f0f\u4e86\u3002<\/font><\/p>\n

\u4e5f\u56e0\u70baGerber\u6a94\u7684\u8a0a\u606f\u91cf\u8f03\u5c11\uff0c\u6240\u4ee5\uff0c\u5176\u6a94\u6848\u5927\u5c0f\u76f8\u5c0d\u5176\u4ed6\u7528EDA\u6216CAD\u8edf\u9ad4\u756b\u51fa\u4f86\u7684\u8a2d\u8a08\u6a94\u5c31\u5c0f\u4e86\u5f88\u591a\uff0c\u800c\u4e14\u5176\u683c\u5f0f\u5177\u6709\u8a2d\u8a08\u4e0a\u8f03\u4e0d\u53ef\u9006\u5411\u6027\u4fdd\u8b77\u4e86\u539f\u59cb\u8a2d\u8a08\uff0c\u518d\u52a0\u4e0a\u5176\u5411\u91cf\u5f71\u50cf\u7684\u5206\u5c64\u683c\u5f0f\u4ecd\u7136\u975e\u5e38\u9069\u5408\u904b\u7528\u5728PCB\u7684\u88fd\u9020\u4e0a\u9762\uff0c\u800c\u73fe\u4ecaPCB\u7684\u751f\u7522\u5927\u81f4\u4e0a\u9084\u662f\u4f9d\u5faa\u9019\u7a2e\u5716\u5c64\u5c07\u88fd\u7a0b\u5206\u6210\u4e0d\u540c\u7684\u968e\u6bb5\u4f86\u751f\u7522\uff0c\u6240\u4ee5Gerber\u6a94\u81f3\u4eca\u4f9d\u7136\u88ab\u5ee3\u6cdb\u7684\u61c9\u7528\u65bcPCB\u7684\u751f\u7522\u88fd\u9020\u4e0a\u3002<\/font><\/p>\n

\u56e0\u6b64\uff0c\u6709\u4e9b\u4fdd\u5bc6\u7b49\u7d1a\u8981\u6c42\u6bd4\u8f03\u9ad8\u7684\u8a2d\u8a08\u516c\u53f8\u90fd\u6703\u5c07\u8a2d\u8a08\u6a94\u8f49\u6210Gerber\u5f8c\u518d\u50b3\u7d66PCB\u5ee0\u751f\u7522\uff0c\u76e1\u91cf\u505a\u5230\u6a5f\u5bc6\u4e0d\u5916\u6d29\u3002<\/font><\/p>\n

\uff08\u5c0d\u65bc\u5927\u9678\u90a3\u4e9b\u76dc\u6587\u7db2\u7ad9\uff0c\u8907\u88fd\u8cbc\u4e0a\u672c\u7ad9\u6587\u7ae0\u5f8c\uff0c\u5c45\u7136\u9084\u6539\u6210\u81ea\u5df1\u516c\u53f8\u7684\u540d\u5b57\uff0c\u611f\u5230\u7121\u6065\uff01\u6587\u7ae0\u5167\u5bb9\u90e8\u4efd\u9632\u6b62\u8907\u88fd\u7de8\u6392\u53ef\u80fd\u9020\u6210\u60a8\u95b1\u8b80\u7684\u4e0d\u4fbf\uff0c\u8acb\u898b\u8ad2\uff01\uff09<\/font><\/em><\/p>\n

Gerber\u6a94\u53ef\u4ee5\u8f49\u51faSMT\u9700\u8981\u7684\u5ea7\u6a19\u6a94\u55ce\uff1f<\/strong><\/font><\/p>\n

\u5de5\u4f5c\u718a\u5efa\u8b70\u6700\u597d\u7531PCB\u7684\u8a2d\u8a08\u8005\u4f86\u76f4\u63a5\u63d0\u4f9b\u96f6\u4ef6\u7684\u5ea7\u6a19\u6a94\u7d66SMT\u8a2d\u5099\u4f7f\u7528\uff0c\u9019\u6a23\u6bd4\u8f03\u4e0d\u6703\u51fa\u932f\uff0c\u800c\u4e14\u8981\u8b93\u8a2d\u8a08\u5de5\u7a0b\u5e2b\u990a\u6210\u7fd2\u6163\uff0c\u8f38\u51fa\u6a94\u6848\u6642\u9806\u4fbf\u8f38\u51fa\u5ea7\u6a19\u6a94\uff0c\u9019\u53ea\u662f\u5e7e\u79d2\u9418\u7684\u4e8b\u60c5\u3002<\/font><\/p>\n

\u4e0d\u904e\u4f60\u9084\u662f\u53ef\u4ee5\u7528Gerber\u6a94\u4f86\u8f49\u51faSMT\u7684\u5ea7\u6a19\u6a94\uff0c\u4f46\u662f\u4f60\u5fc5\u9808\u8981\u6709CAM350\u6216GC-PowerStation\u8edf\u9ad4\u624d\u53ef\u4ee5\uff0c\u6216\u8a31\u9084\u6709\u5225\u7684\u8edf\u9ad4\u53ef\u4ee5\u505a\u5230\u800c\u6c92\u88ab\u5217\u51fa\u4f86\uff0c\u4f46\u90fd\u4e0d\u662f\u5f88\u65b9\u4fbf\u5c31\u662f\u4e86\uff0c\u6bd4\u5982\u8aaa\u5ea7\u6a19\u7f3a\u5931\u3001\u8f49\u51fa\u4f86\u7684\u96f6\u4ef6\u7de8\u865f\uff08CRD, designator\uff09\u932f\u7f6e\u7b49\u554f\u984c\uff0c\u4e0d\u904e\u9019\u6a23\u9060\u6c92\u6709\u8a2d\u8a08\u5de5\u7a0b\u5e2b\u4f7f\u7528\u539f\u59cb\u6a94\u4f86\u5f9e\u6e90\u982d\u8f38\u51fa\u5ea7\u6a19\u6a94\u4f86\u5f97\u6b63\u78ba\uff0c\u800c\u4e14\u9084\u5f97\u5fae\u8abf\u4f4d\u7f6e\uff0c\u56e0\u70ba\u96f6\u4ef6\u7684\u539f\u9ede\u53ef\u80fd\u4e0d\u4e00\u6a23\u3002<\/font><\/p>\n

\u4ec0\u9ebc\u662fPCB\u7684CAD\u6a94\uff1f<\/strong><\/font><\/p>\n

\u76ee\u524d\u5728\u756bPCB\u4f48\u7dda\u8a2d\u8a08\u6642\u6240\u4f7f\u7528\u7684\u3010EDA (Electronic Design Automation\uff0c\u96fb\u5b50\u8a2d\u8a08\u81ea\u52d5\u5316)\u3011\u53ca\u3010CAD (computer aided design\uff0c\u96fb\u8166\u8f14\u52a9\u8a2d\u8a08)\u3011\u8edf\u9ad4\uff08\u4f8b\u5982\uff0cCandence Allegro PCB Designer\uff09\u9664\u4e86\u6703\u5305\u542b\u6709PCB\u5404\u5716\u5c64\u7684\u8cc7\u8a0a\u5916\uff0c\u9084\u6703\u5305\u542b\u6709\u5404\u5c64\u4e4b\u9593\u7684\u806f\u7d61\u8cc7\u8a0a\u3001\u5143\u4ef6\u8cc7\u8a0a\u7b49\uff0c\u5167\u5bb9\u53ef\u8aaa\u975e\u5e38\u7684\u5168\u9762\uff0c\u901a\u7a31\u70bacad\u6a94\uff0c\u4e00\u822c\u4e5f\u7a31\u70ba\u539f\u59cb\u8a2d\u8a08\u6a94\uff0c\u4f46\u662f\u5b83\u7684\u526f\u6a94\u540d\u4e26\u975e\u53ea\u6709*.cad\uff08*.cad\u901a\u5e38\u662f\u7d66fatemaster\u7528\u7684\uff09\uff0c\u800c\u662f\u4f9d\u7167\u5404\u81ea\u7684\u8edf\u9ad4\u4f86\u53d6\u540d\uff0c\u5982*.brd\u3001*.pcb\u7b49\u526f\u6a94\u540d\u3002<\/font><\/font><\/p>\n

\u800c\u4e14\u5927\u90e8\u5206EDA\u8edf\u9ad4\u9084\u53ef\u4ee5\u76f4\u63a5\u5403OrCAD\u7dda\u8def\u5716(schematic)\u7684\u6a94\u6848\uff0c\u505a\u5230\u81ea\u52d5\u4f48\u7dda\uff0c\u5403\u9032\u4f86\u5f8c\u518d\u7531\u4f48\u7dda\u5de5\u7a0b\u5e2b\u624b\u52d5\u8abf\u6574\uff0c\u514d\u53bb\u4e86\u624b\u52d5\u8f38\u5165\u5143\u4ef6\u53ca\u806f\u7d61\u7dda\u8def\u7684\u8cc7\u8a0a\uff0c\u4e0d\u50c5\u7e2e\u77ed\u8a2d\u8a08\u6642\u9593\uff0c\u4e5f\u5927\u5927\u7684\u964d\u4f4e\u4e86\u4f48\u7dda\u7684\u932f\u8aa4\u7387\u3002<\/font><\/p>\n

\u7d50\u8a9e\uff1a<\/strong><\/font><\/p>\n

\u4f60\u4e5f\u53ef\u4ee5\u5c07CAD\u6a94\u7406\u89e3\u6210\u985e\u4f3cMicrosoft Office\u8edf\u9ad4\u6240\u5132\u5b58\u7684\u6a94\u6848\uff0c\u96d6\u7136\u4f60\u4e5f\u53ef\u4ee5\u7528Open Office\u4e4b\u985e\u7684\u8edf\u9ad4\u4f86\u6253\u958b\uff0c\u4f46\u662f\u958b\u555f\u5f8c\u53ef\u80fd\u6703\u6709\u4e9b\u5c0f\u554f\u984c\uff0c\u800cGerber\u5c31\u6bd4\u8f03\u50cf\u662fpdf\u6a94\u6848\uff0c\u5e7e\u4e4e\u6240\u6709\u7684PCB\u8edf\u9ad4\u90fd\u53ef\u4ee5\u958b\uff0c\u4f46\u662f\u5982\u679c\u4f60\u60f3\u8981\u7de8\u8f2f\uff0c\u5c31\u6709\u9ede\u7d66\u5b83\u56f0\u96e3\u4e86\u3002<\/font><\/p>\n

\n

\u5ef6\u4f38\u95b1\u8b80\uff1a<\/font>
\u4ec0\u9ebc\u662fPCB\u8207PCBA\uff1f\u5b83\u5011\u4e4b\u9593\u6709\u4ec0\u9ebc\u5dee\u7570\uff1f\u5340\u5225\u662f\u4ec0\u9ebc\uff1f<\/a>
\u540d\u8a5e\u89e3\u91cb\uff1a\u4ec0\u9ebc\u662f\u3010Cross-board\u3011\u3010X-board\u3011\u3010\u6253\u53c9\u677f\u3011<\/a>
\u540d\u8a5e\u89e3\u91cb\uff1a\u76f4\u901a\u7387(First Pass Yield, FPY)\u662f\u4ec0\u9ebc\uff1f\u8a72\u5982\u4f55\u8a08\u7b97<\/a>
Solder Mask(S\/M)\u662f\u4ec0\u9ebc\uff1f\u5c0dPCB\u6709\u4ec0\u9ebc\u7528\u8655\uff1f\u53ea\u6709\u7da0\u8272\u55ce\uff1f<\/a> <\/p>\n

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