![\"\u8a2d\u8a08Thermal](\"\/\/m.letratesoro.com\/wp-content\/uploads\/images\/ba4c63f8201a_A2C8\/thermal_reflif01.png\" "\\"\u8a2d\u8a08Thermal")
<\/p>\n<\/p>\n
\u8a31\u591a\u5de5\u5ee0\u5167\u8ca0\u8cac\u88fd\u7a0b(Process)\u6216\u662fSMT\u6280\u8853\u7684\u5de5\u7a0b\u5e2b\u7d93\u5e38\u6703\u78b0\u5230\u96fb\u8def\u677f\u96f6\u4ef6\u767c\u751f\u7a7a\u710a(solder empty)<\/a><\/font><\/strong>\u3001\u5047\u710a(de-wetting)<\/a><\/font><\/strong>\u6216\u51b7\u710a(cold solder)<\/a><\/font><\/strong>\u9019\u985e\u710a\u4e0d\u4e0a\u932b<\/font><\/strong>(non-wetting)\u7684\u4e0d\u826f\u554f\u984c\uff0c\u4e0d\u8ad6\u88fd\u7a0b\u689d\u4ef6\u600e\u9ebc\u6539\u6216\u662f\u56de\u6d41\u710a\u7684\u7210\u6eab\u518d\u600e\u9ebc\u8abf\uff0c\u5c31\u662f\u6709\u4e00\u5b9a\u710a\u4e0d\u4e0a\u932b\u7684\u6bd4\u7387\u3002\u9019\u7a76\u7adf\u662f\u600e\u9ebc\u56de\u4e8b?<\/font><\/p>\n 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<\/p>\n \u96f6\u4ef6\u5f15\u8173\u843d\u5728\u5927\u9762\u7a4d\u9285\u7b94\u5bb9\u6613\u767c\u751f\u865b\u710a\u3001\u88ab\u52d5\u5143\u4ef6\u55ae\u7aef\u63a5\u5927\u9762\u7a4d\u9285\u7b94\u5bb9\u6613\u5247\u767c\u751f\u5893\u7891\u6548\u61c9<\/strong><\/font><\/p>\n \u4e0d\u5e78\u7684\u662f\u5982\u679c\u6211\u5011\u60f3\u8981\u5c07\u9019\u4e9b\u5927\u9762\u7a4d\u7684\u9285\u7b94\u52a0\u71b1\u5230\u878d\u932b\u7684\u6eab\u5ea6\u6642\uff0c\u6bd4\u8d77\u7368\u7acb\u7684\u710a\u588a\u901a\u5e38\u9700\u8981\u82b1\u6bd4\u8f03\u591a\u7684\u6642\u9593\uff08\u5c31\u662f\u52a0\u71b1\u6703\u6bd4\u8f03\u6162\uff09\uff0c\u800c\u4e14\u6563\u71b1\u4e5f\u6bd4\u8f03\u5feb\u3002\u7576\u9019\u6a23\u5927\u9762\u7a4d\u7684\u9285\u7b94\u4f48\u7dda\u4e00\u7aef\u9023\u63a5\u5728\u5c0f\u96fb\u963b\u3001\u5c0f\u96fb\u5bb9\u9019\u985e small chip 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pad\uff08\u71b1\u963b\u710a\u588a\/\u9650\u71b1\u710a\u588a\uff09<\/font>\u3011\u8a2d\u8a08\u4f86\u89e3\u6c7a\u9019\u985e\u56e0\u70ba\u5927\u7247\u9285\u7b94\u9023\u63a5\u96f6\u4ef6\u710a\u8173\u6240\u9020\u6210\u7684\u710a\u63a5\u554f\u984c\u3002\u53c3\u8003\u6587\u7ae0\u6700\u4e0a\u9762\u7684\u5716\u7247\uff0c\u5de6\u908a\u7684\u4f48\u7dda\u662f\u6c92\u6709\u65bd\u4f5c\u3010Thermal Relief\u3011\u7684\u710a\u588a\uff0c\u53ef\u4ee5\u767c\u73fe\u6709\u4e94\u500b\u710a\u588a\u7684\u56db\u9762\u5168\u90fd\u9023\u63a5\u5230\u4e86\u4e00\u5927\u7247\u7684\u9285\u7b94\uff0c\u9019\u6a23\u5c31\u5f88\u5bb9\u6613\u767c\u751f\u6211\u5011\u4e0a\u8ff0\u7684\u6eab\u5ea6\u4e0d\u8db3\u6240\u7522\u751f\u865b\u710a\u7684\u554f\u984c\uff1b\u800c\u53f3\u908a\u7684\u4f48\u7dda\u5247\u5df2\u7d93\u65bd\u4f5c\u4e86\u3010Thermal Relief\u3011\u7684\u6539\u5584\uff0c\u53ef\u4ee5\u770b\u5230\u710a\u588a\u8207\u5927\u7247\u9285\u7b94\u7684\u63a5\u89f8\u9762\u7a4d\u53ea\u5269\u4e0b\u6700\u4e0a\u9762\u53ca\u4e0b\u9762\u7684\u7d30\u5c0f\u7dda\u8def\uff0c\u9019\u6a23\u5c31\u53ef\u4ee5\u5927\u5927\u9650\u5236\u710a\u588a\u4e0a\u6eab\u5ea6\u7684\u6d41\u5931\uff0c\u9054\u5230\u8f03\u4f73\u7684\u710a\u63a5\u7d50\u679c\u3002<\/font><\/p>\n \u4e0b\u9762\u7684\u5716\u7247\u4e5f\u662f\u4e00\u4e9b\u3010Thermal Relief\u3011\u5efa\u8b70\u6539\u5584\u7684\u65b9\u6cd5\uff0c\u57fa\u672c\u4e0a\u5c31\u662f\u6e1b\u5c11\u5927\u7247\u9285\u7b94\u8207\u710a\u588a\u63a5\u89f8\u7684\u9762\u7a4d\u4f86\u9054\u5230\u9650\u5236\u6eab\u5ea6\u7684\u76ee\u7684\uff0c\u4e00\u822c\u6211\u5011\u6703\u5efa\u8b70\u3010Thermal Relief\u3011\u7684\u4f48\u7dda\u5bec\u5ea6\u6700\u5927\u4e0d\u8981\u8d85\u904e\u710a\u588a\u5bec\u5ea6\u6216\u9577\u5ea6\u7684\u56db\u5206\u4e4b\u4e00\uff0c\u9019\u6a23\u624d\u80fd\u6709\u6548\u6e1b\u7de9\u71b1\u6d41\u5931\u3002<\/font><\/p>\n \u5927\u9762\u7a4d\u9285\u7b94\u5c0d\u6ce2\u710a(wave soldering)\u7684\u54c1\u8cea\u5f71\u97ff\u66f4\u52ddSMT\u88fd\u7a0b<\/strong><\/font><\/p>\n 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\u3010Thermal Relief\u3011\u5728\u5c0d\u5cb8\u5927\u9678\u88ab\u7a31\u70ba\u3010\u82b1\u710a\u76e4\u3011\u6216\u3010\u71b1\u98a8\u710a\u76e4\u3011\u6216\u3010\u71b1\u710a\u76e4\u3011\uff0c\u56e0\u70ba\u5927\u90e8\u5206\u7684 thermal relief \u90fd\u6703\u5c07\u710a\u588a\u8207\u9285\u7b94\u7684\u63a5\u89f8\u9ede\u8a2d\u8a08\u6210\u300c\u5341\u300d\u5b57\u5f62\uff0c\u4f86\u9054\u5230\u5e73\u5747\u4e26\u6e1b\u5c11\u8207\u9285\u7b94\u63a5\u89f8\u7684\u9762\u7a4d\uff0c\u56e0\u70ba\u53ef\u80fd\u6703\u6709\u597d\u5e7e\u5c64\u7684\u9285\u7b94\u7dda\uff0c\u758a\u8d77\u4f86\u5c31\u66f4\u50cf\u662f\u4e00\u6735\u82b1\u4e86\u3002<\/font><\/p>\n \u9650\u71b1\u710a\u588a(thermal relief)\u5c0d\u7522\u54c1\u8a2d\u8a08\u7684\u5f71\u97ff<\/strong><\/font><\/p>\n 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