{"id":4950,"date":"2021-10-22T19:59:59","date_gmt":"2021-10-22T11:59:59","guid":{"rendered":"http:\/\/www.szryc.com\/?p=4950"},"modified":"2021-10-22T19:59:59","modified_gmt":"2021-10-22T11:59:59","slug":"smt%e8%b4%b4%e7%89%87%e5%8a%a0%e5%b7%a5%e7%9a%84%e9%94%a1%e8%86%8f%e5%8d%b0%e5%88%b7%e5%b7%a5%e8%89%ba%e4%bb%8b%e7%bb%8d","status":"publish","type":"post","link":"http:\/\/www.szryc.com\/?p=4950","title":{"rendered":"SMT\u8d34\u7247\u52a0\u5de5\u7684\u9521\u818f\u5370\u5237\u5de5\u827a\u4ecb\u7ecd"},"content":{"rendered":"

\u4e3a\u4e86\u89c4\u8303SMT<\/u>\u8f66\u95f4\u9521\u818f<\/u>\u5370\u5237\u5de5\u827a\uff0c\u4fdd\u8bc1\u9521\u818f\u5370\u5237\u54c1\u8d28\uff0cSMT\u52a0\u5de5\u5382<\/u>\u5236\u5b9a\u4e86\u4ee5\u4e0b\u5de5\u827a\u6307\u5f15\uff0c\u9002\u7528\u4e8e\u6e2fSMT\u8f66\u95f4\u9521\u818f\u5370\u5237\u3002\u5de5\u7a0b\u90e8\u8d1f\u8d23\u8be5\u6307\u5f15\u7684\u5236\u5b9a\u548c\u4fee\u6539\uff1b\u8d1f\u8d23\u8bbe\u5b9a\u5370\u5237\u53c2\u6570\u548c\u6539\u5584\u4e0d\u826f\u5de5\u827a\uff0c\u5236\u9020\u90e8\u3001\u54c1\u8d28\u90e8\u6267\u884c\u8be5\u6307\u5f15\uff0c\u786e\u4fdd\u5370\u5237\u54c1\u8d28\u826f\u597d\u3002<\/p>\n

\u4e00\u3001SMT\u9521\u818f\u5370\u5237\u5de5\u827a\u4f7f\u7528\u7684\u5de5\u5177\u548c\u8f85\u6599<\/u>\uff1a<\/p>\n

1\uff0c\u5370\u5237\u673a<\/p>\n

2\uff0cPCB\u677f<\/u><\/p>\n

3\uff0c\u94a2\u7f51<\/p>\n

4\uff0c\u9521\u818f<\/p>\n

5\uff0c\u9521\u818f\u6405\u62cc\u5200<\/p>\n

\u4e8c\u3001SMT\u9521\u818f\u5370\u5237\u6b65\u9aa4<\/p>\n

1\uff0c\u5370\u5237\u524d\u68c0\u67e5<\/p>\n

1.1\u68c0\u67e5\u5f85\u5370\u5237\u7684PCB<\/u>\u677f\u7684\u6b63\u786e\u6027\uff1b<\/p>\n

1.2\u68c0\u67e5\u5f85\u5370\u5237\u7684PCB\u677f\u8868\u9762\u662f\u5426\u5b8c\u6574\u65e0\u7f3a\u9677\u3001\u65e0\u6c61\u57a2<\/u>\uff1b<\/p>\n

1.3\u68c0\u67e5\u94a2\u7f51\u662f\u5426\u4e0ePCB\u4e00\u81f4\uff0c\u5176\u5f20\u529b\u662f\u5426\u7b26\u5408\u5370\u5237\u8981\u6c42\uff1b<\/p>\n

1.4\u68c0\u67e5\u94a2\u7f51\u662f\u5426\u6709\u5835\u5b54,\u5982\u6709\u5835\u5b54\u73b0\u8c61\u9700\u7528\u65e0\u5c18\u7eb8<\/u>\u6cbe\u9152\u7cbe\u64e6\u62ed\u94a2\u7f51,\u5e76\u7528\u98ce\u67aa\u5439\u5e72,\u4f7f\u7528\u6c14\u67aa\u9700\u4e0e\u94a2\u7f51\u4fdd\u63013\u20145CM\u7684\u8ddd\u79bb\uff1b<\/p>\n

1.5\u68c0\u67e5\u4f7f\u7528\u7684\u9521\u818f\u662f\u5426\u6b63\u786e\uff0c\u662f\u5426\u6309\u300a\u9521\u818f\u7684\u50a8\u5b58\u548c\u4f7f\u7528\u300b\u4f7f\u7528\uff0c\u5907\u6ce8\uff1a\u6ce8\u610f\u56de\u6e29\u65f6\u95f4\u3001\u6405\u62cc\u65f6\u95f4\u3001\u65e0\u94c5\u548c\u6709\u94c5\u7684\u533a\u5206\u7b49\u3002<\/p>\n

2\uff0cSMT\u9521\u818f\u5370\u5237<\/p>\n

2.1\u628a\u6b63\u786e\u7684\u94a2\u7f51\u56fa\u5b9a\u5230\u5370\u5237\u673a\u4e0a\u5e76\u8c03\u8bd5OK\uff1b<\/p>\n

2.2\u5c06\u5e72\u51c0\u826f\u597d\u7684\u522e\u5200\u88c5\u914d\u5230\u5370\u5237\u673a\u4e0a\uff1b<\/p>\n

2.3\u7528\u9521\u818f\u6405\u62cc\u5200\u628a\u9521\u818f\u6dfb\u52a0\u5230\u94a2\u7f51\u4e0a\uff0c\u9996\u6b21\u52a0\u9521\u818f\u9ad8\u5ea6\u57281CM\u5de6\u53f3\uff0c\u5bbd\u5ea61.5-2CM\uff0c\u957f\u5ea6\u89c6PCB\u957f\u800c\u5b9a\uff0c\u4e24\u8fb9\u6bd4\u5370\u5237\u9762\u79ef\u957f3CM\u5de6\u53f3\u5373\u53ef\uff0c\u4e0d\u5b9c\u8fc7\u957f\u6216\u8fc7\u77ed\uff1b\u4ee5\u540e\u6bcf\u4e24\u4e2a\u5c0f\u65f6\u6dfb\u52a0\u4e00\u6b21\u9521\u818f\uff0c\u9521\u91cf\u7ea6100G\uff1b<\/p>\n

2.4\u653e\u5165PCB\u677f\u5370\u5237\uff0c\u5370\u5237\u7684\u524d5PCS\u677f\u8981\u6c42\u5168\u68c0\uff0c\u5370\u5237\u54c1\u8d28OK\u540e\uff0c\u901a\u77e5IPQC\u9996\u68c0\uff0c\u786e\u8ba4\u5370\u5237\u54c1\u8d28\u65e0\u5f02\u5e38\u540e\uff0c\u901a\u77e5\u4ea7\u7ebf\u4f5c\u4e1a\u5458\u5f00\u59cb\u751f\u4ea7\uff1b<\/p>\n

2.5\u6b63\u5e38\u5370\u5237\u8fc7\u7a0b\u4e2d\uff0c\u4f5c\u4e1a\u5458\u9700\u6bcf\u534a\u5c0f\u65f6\u68c0\u67e5\u4e00\u6b21\u5370\u5237\u6548\u679c\uff0c\u67e5\u770b\u662f\u5426\u6709\u5c11\u9521\u3001\u8fde\u9521\u3001\u62c9\u5c16\u3001\u79fb\u4f4d\u3001\u6f0f\u5370\u7b49\u4e0d\u826f\u73b0\u8c61\uff0c\u5bf9\u5f15\u811a\u8fc7\u5bc6\u5143\u4ef6\u5982\u201cBGA\u3001QFP\u3001SOP\u3001\u6392\u63d2\u201d\u7b49\u91cd\u70b9\u68c0\u67e5\u5370\u5237\u6548\u679c\uff1b<\/p>\n

2.6\u6bcf\u5370\u52375PCS\uff0c\u9700\u6e05\u6d17\u4e00\u6b21\u94a2\u7f51\uff0c\u5982\u679cPCB\u677f\u4e0a\u6709\u5f15\u811a\u8fc7\u5bc6\u7684\u5143\u4ef6\u201cBGA\u3001QFP\u3001SOP\u3001\u6392\u63d2\u201d\uff0c\u8981\u52a0\u5927\u6e05\u6d01\u9891\u7387\u6bcf3PCS\u6e05\u6d17\u4e00\u6b21\uff1b<\/p>\n

2.7\u751f\u4ea7\u8fc7\u7a0b\u4e2d\uff0c\u5982\u679c\u53d1\u73b0\u8fde\u7eed3PCS\u5370\u5237\u4e0d\u826f\uff0c\u8981\u901a\u77e5\u6280\u672f\u5458\u8c03\u8bd5\uff1b\u6e05\u6d17\u5370\u5237\u4e0d\u826f\u7684PCB\u677f\u3002\u6e05\u6d01\u5370\u5237\u4e0d\u826fPCB\u65f6\uff0c\u5207\u52ff\u7528\u786c\u7269\u76f4\u63a5\u522ePCB\u8868\u5c42\uff0c\u4ee5\u9632\u5212\u4f24PCB\u8868\u5c42\u7ebf\u8def\uff0c\u6709\u91d1\u624b\u6307\u7684PCB\uff0c\u5e94\u907f\u5f00\u91d1\u624b\u6307\uff0c\u7528\u65e0\u5c18\u7eb8\u52a0\u5c11\u8bb8\u9152\u7cbe\u53cd\u590d\u64e6\u62ed\u540e\uff0c\u7528\u98ce\u67aa\u5439\u5e72\uff0c\u5728\u653e\u5927\u955c\u4e0b\u68c0\u67e5\uff0c\u65e0\u6b8b\u7559\u9521\u818f\u4e3aOK\uff1b<\/p>\n

2.8\u6b63\u5e38\u5370\u5237\u8fc7\u7a0b\u4e2d\uff0c\u8981\u5b9a\u671f\u68c0\u67e5\u9521\u818f\u662f\u5426\u5916\u6ea2\uff0c\u5bf9\u5916\u6ea2\u9521\u818f\u8fdb\u884c\u6536\u62e2\uff1b<\/p>\n

2.9\u751f\u4ea7\u7ed3\u675f\u540e\uff0c\u8981\u56de\u6536\u9521\u818f\u3001\u522e\u5200\u3001\u94a2\u7f51\u7b49\u8f85\u6599\u548c\u5de5\u5177\uff0c\u5e76\u5bf9\u5de5\u88c5\u5939\u5177\u8fdb\u884c\u6e05\u6d17\uff0c\u5177\u4f53\u6309\u300a\u9521\u818f\u7684\u50a8\u5b58\u548c\u4f7f\u7528\u300b\u548c\u300a\u94a2\u7f51\u6e05\u6d17\u4f5c\u4e1a\u6307\u5f15\u300b\u4f5c\u4e1a\uff1b<\/p>\n

3\uff0c\u9521\u818f\u5370\u5237\u5de5\u827a\u8981\u6c42<\/p>\n

3.1\u5370\u5237\u4e3b\u8981\u4e0d\u826f\u6709\uff1a\u5c11\u9521\u3001\u8fde\u9521\u3001\u62c9\u5c16\u3001\u79fb\u4f4d\u3001\u6f0f\u5370\u3001\u591a\u9521\u3001\u584c\u9677\u3001PCB\u677f\u810f\u7b49\uff0c<\/p>\n

3.2 \u9521\u818f\u5370\u5237\u539a\u5ea6\u4e3a\u94a2\u7f51\u539a\u5ea6-0.02mm\uff5e+0.04mm\uff1b<\/p>\n

3.3 \u4fdd\u8bc1\u7089\u540e\u710a\u63a5<\/u>\u6548\u679c\u65e0\u7f3a\u9677\uff1b<\/p>\n

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