{"id":10733,"date":"2023-06-07T07:33:00","date_gmt":"2023-06-06T23:33:00","guid":{"rendered":"\/\/m.letratesoro.com\/?p=10733"},"modified":"2023-06-07T16:10:31","modified_gmt":"2023-06-07T08:10:31","slug":"grounding-pin-soldering","status":"publish","type":"post","link":"\/\/m.letratesoro.com\/2023\/06\/grounding-pin-soldering\/","title":{"rendered":"\u70ba\u4f55\u96fb\u5b50\u96f6\u4ef6\u7684\u63a5\u5730\u8173\u4e0d\u5bb9\u6613\u4e0a\u932b\uff1f\u64cd\u4f5c\u53ca\u8a2d\u8a08\u4e0a\u8a72\u5982\u4f55\u89e3\u6c7a\uff1f"},"content":{"rendered":"<p><font size=\"4\"><img loading=\"lazy\" decoding=\"async\" src=\"\/\/m.letratesoro.com\/wp-content\/uploads\/2023\/05\/PCB-hand-soldering-poor-soldering01-ResearchMFG.jpg\" width=\"580\" height=\"339\" \/><\/font><\/p>\n<p align=\"justify\"><font size=\"4\">\u70ba\u4f55\u5927\u591a\u6578\u96fb\u5b50\u96f6\u4ef6\u7684\u63a5\u5730\u8173(grounding pin)\u9019\u9ebc\u4e0d\u5bb9\u6613\u4e0a\u932b\uff1f\u5c24\u5176\u662f\u5728\u505a\u4eba\u5de5\u710a\u63a5\u7684\u6642\u5019\uff0c\u6709\u4e9b\u96f6\u4ef6\u65e2\u4f7f\u7528\u96fb\u70d9\u9435\u5c0d\u9019\u4e9b\u63a5\u5730\u8173\u9577\u6642\u9593\u52a0\u71b1\uff0c\u5b83\u5011\u4f9d\u7136\u5bb9\u6613\u51fa\u73fe\u51b7\u710a\u3001\u5047\u710a\u3001\u5305\u710a\u7b49\u4e0d\u6f64\u6fd5(non-wetting)\u7684\u73fe\u8c61\uff1f\u5176\u5be6\uff0c\u4e0d\u53ea\u624b\u710a\u4f5c\u696d\u5bb9\u6613\u51fa\u73fe\u9019\u4e9b\u554f\u984c\uff0c\u6709\u6642\u5019SMT\u6216\u6ce2\u710a\u88fd\u7a0b\u4e5f\u90fd\u5c0d\u9019\u4e9b\u63a5\u5730\u8173\u7684\u710a\u63a5\u54c1\u8cea\u982d\u75db\u4e0d\u5df2\u3002<\/font><\/p>\n<p><!--more--><\/p>\n<h2 align=\"justify\"><font face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\"><font style=\"font-weight: bold;\" color=\"#0000ff\">\u7a76\u7adf\u70ba\u4f55\u96fb\u5b50\u96f6\u4ef6\u7684\u63a5\u5730\u8173\u5728\u710a\u63a5\u904e\u7a0b\u4e2d\u5bb9\u6613\u51fa\u73fe\u710a\u932b\u4e0d\u826f\u7684\u73fe\u8c61\u5462\uff1f<\/font><\/font><\/h2>\n<p align=\"justify\"><font size=\"4\">\u6211\u5011\u9019\u88e1\u5148\u6392\u9664\u56e0\u70ba\u6c27\u5316\u6240\u9020\u6210\u7684\u710a\u63a5\u4e0d\u826f\u554f\u984c\u3002\u63a5\u8457\u60f3\u4e00\u4e0b\uff0c\u710a\u932b\u7684\u57fa\u672c\u689d\u4ef6\u6709\u54ea\u4e9b\uff1f\u5de5\u4f5c\u718a\u9019\u88e1\u5217\u51fa3\u500b\u710a\u932b\u7684\u4e3b\u8981\u689d\u4ef6\uff1a\u2460\u710a\u63a5\u6eab\u5ea6\u5fc5\u9808\u8d85\u904e\u710a\u6599\u7684\u7194\u9ede\u3002\u2461\u5fc5\u9808\u8981\u6709\u53ef\u4ee5\u88ab\u6f64\u6fd5\u7684\u8868\u9762\u91d1\u5c6c\uff0c\u4e5f\u5c31\u662f\u53ef\u710a\u63a5\u91d1\u5c6c\u3002\u2462\u6700\u597d\u8981\u6709\u53ef\u6e05\u9664\u6c27\u5316\u7269\u7684\u52a9\u710a\u5291\u4f86\u5e6b\u52a9\u710a\u63a5\u3002<\/font><\/p>\n<p align=\"justify\"><font size=\"4\">\u5176\u4e2d\u7b2c\u2461\u53ca\u2462\u9ede\u7684\u554f\u984c\u4e0d\u5927\uff0c\u96fb\u5b50\u96f6\u4ef6\u7684\u5f15\u8173\u57fa\u672c\u4e0a\u90fd\u6709\u505a\u91d1\u5c6c\u8868\u9762\u8655\u7406\uff0c\u53ef\u4ee5\u88ab\u710a\u63a5\u3002\u4e00\u822c\u624b\u710a\u7528\u7684\u932b\u7d72\u53caSMT\u7528\u932b\u818f\u90fd\u5167\u542b\u52a9\u710a\u5291\uff0c\u5c31\u7b97\u662f\u6ce2\u710a\u88fd\u7a0b\u4e5f\u6703\u5728\u710a\u63a5\u524d\u5674\u5857\u52a9\u710a\u5291\u3002<\/font><\/p>\n<p align=\"center\"><font color=\"#ff0000\">\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><\/p>\n<p align=\"justify\"><font size=\"4\"><img decoding=\"async\" src=\"\/\/m.letratesoro.com\/wp-content\/uploads\/soldering_skill.png\" \/><\/font><\/p>\n<p align=\"justify\"><font size=\"4\">\u5efa\u8b70\u5ef6\u4f38\u95b1\u8b80\uff1a<a href=\"\/\/m.letratesoro.com\/2018\/11\/soldering-skill\/\" target=\"_blank\" rel=\"noopener\">\u710a\u63a5\u539f\u7406\u8207\u624b\u52d5\u96fb\u70d9\u9435\u710a\u63a5\u6280\u5de7\u89e3\u8aaa\u3001\u624b\u710a\u5f8c\u5fa9(touch-up)<\/a><\/font><\/p>\n<p align=\"justify\"><font size=\"4\">\u5269\u4e0b\u4e00\u500b\u710a\u63a5\u689d\u4ef6\u5c31\u662f\u6eab\u5ea6\u4e86\uff0c\u6eab\u5ea6\u61c9\u8a72\u662f\u500b\u53ef\u4ee5\u5f88\u5bb9\u6613\u88ab\u7406\u89e3\u4e14\u88ab\u8996\u70ba\u7406\u6240\u7576\u7136\u7684\u7279\u6027\uff0c\u4f46\u986f\u7136\u5730\u5f88\u591a\u4eba\u56b4\u91cd\u7684\u5ffd\u7565\u4e86\u6eab\u5ea6\u5728\u710a\u63a5\u904e\u7a0b\u4e2d\u7684\u5f71\u97ff\u3002\u5176\u5be6\u710a\u932b\u4e4b\u6240\u4ee5\u6703\u767c\u751f\u51b7\u710a\u3001\u5047\u710a\u3001\u5305\u710a\uff0c\u5176\u6700\u4e3b\u8981\u539f\u56e0\u5c31\u662f\u6eab\u5ea6\u4e0d\u8db3\u6240\u9020\u6210\uff0c\u7576\u7136\u5fc5\u9808\u5148\u6392\u9664\u6389\u6c27\u5316\u7684\u5f71\u97ff\u3002\u5f88\u591a\u4eba\u5728\u4f7f\u7528\u96fb\u70d9\u9435\u710a\u63a5\u6642\uff0c\u7e3d\u4ee5\u70ba\u53ea\u8981\u628a\u70d9\u9435\u7684\u6eab\u5ea6\u8a2d\u5b9a\u5f97\u6bd4\u932b\u7d72\u7684\u7194\u9ede\u8981\u9ad8\u5c31\u53ef\u4ee5\u710a\u63a5\uff0c\u4e5f\u4e0d\u80fd\u8aaa\u9019\u6a23\u7684\u7406\u89e3\u5b8c\u5168\u932f\u8aa4\uff0c\u4f46\u662f\u4e0d\u8981\u5fd8\u8a18\u932b\u7d72\u53ca\u88ab\u710a\u63a5\u7269\u7684\u521d\u59cb\u6eab\u5ea6\u61c9\u8a72\u90fd\u53ea\u6709\u5ba4\u6eab\uff0c\u5b83\u5011\u7684\u6eab\u5ea6\u5fc5\u9808\u900f\u904e\u9ad8\u6eab\u7684\u70d9\u9435\u982d\u7d93\u7531\u71b1\u4ea4\u63db\u50b3\u5c0e\u624d\u80fd\u88ab\u52a0\u71b1\u9054\u5230\u7194\u932b\u6eab\u5ea6\u5f62\u6210IMC\uff0c\u800c\u5728\u52a0\u71b1\u7684\u904e\u7a0b\u4e2d\u88ab\u710a\u63a5\u5340\u57df\u5982\u679c\u9023\u63a5\u8457\u5927\u9762\u7a4d\u6613\u5c0e\u71b1\u6216\u6563\u71b1\u7684\u7269\u9ad4\uff0c\u6bd4\u5982\u5f9e\u96f6\u4ef6\u91d1\u5c6c\u5916\u6bbc\u9023\u63a5\u51fa\u4f86\u7684\u63a5\u5730\u8173\uff0c\u6216\u662fPCB\u7684\u710a\u9ede\u76f4\u63a5\u9023\u63a5\u5230\u5927\u9762\u7a4d\u7684\u63a5\u5730\u9285\u7b94\u4f48\u7dda\uff0c\u9019\u6a23\u71b1\u80fd\u5c31\u7121\u6cd5\u96c6\u4e2d\u5728\u88ab\u710a\u63a5\u5340\uff0c\u56e0\u70ba\u71b1\u80fd\u6703\u88ab\u8fc5\u901f\u7684\u50b3\u5c0e\u5230\u5176\u4ed6\u975e\u710a\u63a5\u5340\u57df\uff0c\u4e5f\u5c31\u662f\u8aaa\u710a\u63a5\u5340\u7121\u6cd5\u88ab\u8fc5\u901f\u7684\u52a0\u71b1\u9054\u5230\u7194\u932b\u7684\u6eab\u5ea6\uff0c\u96d6\u7136\u76f4\u63a5\u8207\u70d9\u9435\u982d\u63a5\u89f8\u7684\u932b\u7d72\u5df2\u7d93\u878d\u5316\uff0c\u4f46\u662f\u88ab\u710a\u63a5\u5340\u537b\u4ecd\u672a\u9054\u5230\u710a\u63a5\u7684\u6eab\u5ea6\uff0c\u65bc\u662f\u5c31\u5f62\u6210\u4e86\u51b7\u710a\u3001\u5047\u710a\u3001\u5305\u710a\u7b49\u73fe\u8c61\u3002<\/font><\/p>\n<p align=\"justify\"><font size=\"4\">\u9019\u5c31\u985e\u4f3c\u7528\u6c34\u9f8d\u982d\u6ce8\u6c34\u9032\u5165\u5bb9\u5668\uff0c\u628a\u71b1\u80fd(\u6eab\u5ea6)\u60f3\u50cf\u6210\u6c34\uff0c\u800c\u5bb9\u5668\u60f3\u50cf\u6210\u8981\u88ab\u52a0\u71b1\u7684\u710a\u63a5\u5340\uff0c\u7576\u5bb9\u5668\u53ea\u662f\u500b\u6c34\u6876\uff0c\u6ce8\u6c34\u61c9\u8a72\u4e0d\u9700\u8981\u82b1\u592a\u4e45\u7684\u6642\u9593\uff0c\u6c34\u9f8d\u982d\u5168\u958b\uff0c\u5927\u7d041\u5206\u9418\u5de6\u53f3\u5c31\u53ef\u4ee5\u6ce8\u6eff\u6c34\uff0c\u90a3\u5982\u679c\u5bb9\u5668\u70ba\u6d74\u7f38\uff0c\u8981\u5c07\u6c34\u6ce8\u6eff\u53ef\u80fd\u5f97\u82b110\u5206\u9418\u4ee5\u4e0a\uff0c\u4f60\u53ef\u80fd\u6703\u8aaa\u591a\u958b\u4e00\u500b\u6c34\u9f8d\u982d\u61c9\u8a72\u53ef\u4ee5\u7e2e\u77ed\u6ce8\u6c34\u7684\u6642\u9593\u5427\uff01\u9019\u500b\u60f3\u6cd5\u662f\u6b63\u78ba\u7684\uff0c\u9019\u6c34\u9f8d\u982d\u7684\u5927\u5c0f\u5247\u53ef\u4ee5\u5c0d\u61c9\u5230\u70d9\u9435\u982d\u7684\u5927\u5c0f\uff0c\u6b63\u78ba\u4f86\u8aaa\u662f\u70d9\u9435\u982d\u63a5\u89f8\u5230\u88ab\u710a\u63a5\u5340\u7684\u5927\u5c0f\u3002\u53e6\u5916\u9084\u6709\u4e00\u500b\u5fc5\u9808\u8003\u616e\u7684\u91cd\u9ede\u662f\u5f9e\u6c34\u5854\u4e0b\u4f86\u6c34\u7ba1\u7684\u76f4\u5f91\u5920\u4e0d\u5920\u5927\uff0c\u5982\u679c\u6c34\u7ba1\u4e0d\u5920\u7c97\uff0c\u5c31\u7b97\u4f60\u53ef\u4ee5\u540c\u6642\u958b\u5169\u500b\u4ee5\u4e0a\u7684\u6c34\u9f8d\u982d\uff0c\u55ae\u4f4d\u6642\u9593\u6d41\u51fa\u4f86\u7684\u6c34\u4f9d\u7136\u9084\u662f\u88ab\u6c34\u7ba1\u76f4\u5f91\u7d66\u9650\u5236\u4f4f\uff0c\u9019\u500b\u53ef\u4ee5\u5c0d\u61c9\u5230\u96fb\u70d9\u9435\u7684\u71b1\u88dc\u511f\u80fd\u529b\uff0c\u5c31\u662f\u7576\u70d9\u9435\u982d\u9760\u653e\u5728\u4f4e\u6eab\u710a\u9ede\u4e0a\u800c\u71b1\u80fd\u88ab\u5e36\u8d70\u5f8c\u591a\u5feb\u53ef\u4ee5\u56de\u5fa9\u5230\u539f\u4f86\u7684\u6eab\u5ea6\uff0c\u6216\u8005\u8aaa\u6eab\u5ea6\u662f\u5426\u53ef\u4ee5\u4e00\u76f4\u7dad\u6301\u5728\u8a2d\u5b9a\u7684\u6eab\u5ea6\uff0c\u4e5f\u5c31\u662f\u70d9\u9435\u982d\u662f\u5426\u53ef\u4ee5\u7a69\u5b9a\u4f9b\u6eab\uff0c\u4e00\u822c\u4f86\u8aaa\u529f\u7387(\u74e6\u6578)\u8d8a\u5927\u7684\u96fb\u70d9\u9435\u7684\u71b1\u88dc\u511f\u80fd\u529b\u5c31\u8d8a\u597d\uff0c\u6240\u4ee5\u5e38\u807d\u6709\u4e9b\u70d9\u9435\u719f\u624b\u6703\u8981\u6c42\u4f7f\u7528\u5927\u529f\u7387\u7684\u70d9\u9435\u982d\u4f86\u710a\u63a5\u90a3\u4e9b\u96e3\u710a\u7684\u710a\u9ede\u3002<\/font><\/p>\n<p align=\"center\"><font color=\"#ff0000\">\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><\/p>\n<table cellspacing=\"0\" cellpadding=\"2\" width=\"90%\" border=\"1\">\n<tbody>\n<tr>\n<td valign=\"middle\" align=\"center\"><strong><font color=\"#0000ff\">\u4eba\u5de5\u710a\u63a5\u63a5\u5730\u8173<\/font><\/strong><\/td>\n<td valign=\"middle\" align=\"center\"><strong><font color=\"#0000ff\">\u6ce8\u6c34\u5bb9\u5668<\/font><\/strong><\/td>\n<\/tr>\n<tr>\n<td valign=\"middle\" align=\"center\">\u71b1\u80fd\/\u6eab\u5ea6<\/td>\n<td valign=\"middle\" align=\"center\">\u6c34<\/td>\n<\/tr>\n<tr>\n<td valign=\"middle\" align=\"center\">\u88ab\u52a0\u71b1\u7684\u710a\u63a5\u5340(\u710a\u588a\/\u96f6\u4ef6\u5f15\u8173)<\/td>\n<td valign=\"middle\" align=\"center\">\u5bb9\u5668(\u6c34\u6876\u6216\u6d74\u7f38)<\/td>\n<\/tr>\n<tr>\n<td valign=\"middle\" align=\"center\">\u70d9\u9435\u982d\u5927\u5c0f<\/td>\n<td valign=\"middle\" align=\"center\">\u6c34\u9f8d\u982d\u5927\u5c0f<\/td>\n<\/tr>\n<tr>\n<td valign=\"middle\" align=\"center\">\u70d9\u9435\u88dc\u511f\u80fd\u529b<\/td>\n<td valign=\"middle\" align=\"center\">\u6c34\u7ba1\u76f4\u5f91\u5927\u5c0f<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><font size=\"4\"><\/font><\/p>\n<h2 align=\"justify\"><b><font face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\">\u90a3\u6709\u6c92\u6709\u4ec0\u9ebc\u65b9\u6cd5\u53ef\u4ee5\u5728\u624b\u710a\u88fd\u7a0b\u6642\u63d0\u5347\u96fb\u5b50\u96f6\u4ef6\u63a5\u5730\u8173\u7684\u710a\u63a5\u54c1\u8cea\u5462\uff1f<\/font><\/b><\/h2>\n<p align=\"justify\"><font size=\"4\">\u5728\u6211\u5011\u4e86\u89e3\u904e\u70d9\u9435\u52a0\u6eab\u7684\u4fb7\u9650\u4e4b\u5f8c\uff0c\u6211\u5011\u5c31\u53ef\u4ee5\u6839\u64da\u4e0a\u8ff0\u7684\u8aaa\u660e\u4f86\u5fae\u8abf\u710a\u63a5\u88fd\u7a0b\u4ee5\u63d0\u5347\u96fb\u5b50\u96f6\u4ef6\u710a\u63a5\u7684\u826f\u7387\uff0c\u4e0d\u904e\u8981\u5f37\u8abf\u7684\u662f\uff0c\u5148\u5929\u5982\u679c\u4e0d\u8db3\uff0c\u5f8c\u5929\u5c31\u7b97\u518d\u52aa\u529b\uff0c\u4e5f\u662f\u676f\u6c34\u8eca\u85aa\u3002(\u662f\u4e0d\u662f\u6709\u9ede\u6253\u64ca\u4eba\uff0c\u4f46\u662f\u5148\u5929\u4e0d\u8db3\u53c8\u4e0d\u52aa\u529b\u5c31\u5e7e\u4e4e\u6c92\u6709\u6210\u529f\u7684\u53ef\u80fd\u4e86)<\/font><\/p>\n<ul>\n<li>\n<p align=\"justify\"><font size=\"4\">\u9996\u5148\u6211\u5011\u5fc5\u9808\u9078\u7528\u5927\u529f\u7387\u7684\u96fb\u70d9\u9435\u3002\u9019\u6a23\u624d\u80fd\u70ba\u710a\u63a5\u5340\u63d0\u4f9b\u7a69\u5b9a\u7684\u71b1\u6e90\u3002<\/font><\/p>\n<\/li>\n<li>\n<p align=\"justify\"><font size=\"4\">\u5176\u6b21\u8981\u9078\u7528\u5c3a\u5bf8\u8f03\u5927\u7684\u70d9\u9435\u982d\uff0c\u4e00\u822c\u6703\u9078\u7528\u5200\u578b\u7684\u70d9\u9435\u982d\u3002\u76ee\u7684\u662f\u589e\u52a0\u70d9\u9435\u982d\u53ef\u4ee5\u63a5\u89f8\u5230\u66f4\u591a\u88ab\u710a\u63a5\u5340\u7684\u9762\u7a4d\uff0c\u8b93\u71b1\u80fd\u53ef\u4ee5\u9806\u5229\u5f9e\u70d9\u9435\u982d\u50b3\u905e\u5230\u88ab\u710a\u63a5\u5340\u3002<\/font><\/p>\n<\/li>\n<li>\n<p align=\"justify\"><font size=\"4\">\u5728\u710a\u63a5\u7684\u6642\u5019\u8981\u5c07\u70d9\u9435\u982d\u540c\u6642\u9760\u653e\u5728PCB\u7684\u710a\u588a\u8207\u96fb\u5b50\u96f6\u4ef6\u5f15\u8173\u4e0a\u3002\u9019\u6a23\u624d\u80fd\u540c\u6642\u52a0\u71b1\u8981\u88ab\u710a\u63a5\u7684\u710a\u588a\u8207\u5f15\u8173\u3002<\/font><\/p>\n<\/li>\n<li>\n<p align=\"justify\"><font size=\"4\">\u5728\u710a\u63a5\u7684\u521d\u671f\u8981\u5148\u9935\u5c11\u91cf\u7684\u932b\u7d72\uff0c\u8b93\u710a\u932b\u5148\u586b\u5145\u5728\u96f6\u4ef6\u5f15\u8173\u8207PCB\u901a\u5b54\u7684\u9593\u9699\u3002\u9019\u6a23\u53ef\u4ee5\u589e\u52a0\u96f6\u4ef6\u5f15\u8173\u8207PCB\u710a\u588a\u7684\u63a5\u89f8\u9762\u7a4d\uff0c\u8b93\u70d9\u9435\u982d\u7684\u71b1\u80fd\u66f4\u6709\u6548\u7387\u7684\u540c\u6642\u50b3\u905e\u3002<\/font><\/p>\n<\/li>\n<li>\n<p align=\"justify\"><font size=\"4\">\u5982\u679c\u4e0a\u8ff0\u52d5\u4f5c\u90fd\u7121\u6cd5\u89e3\u6c7a\u51b7\u710a\u3001\u5047\u710a\u3001\u5305\u710a\u7b49\u554f\u984c\uff0c\u6700\u7d42\u5c31\u53ea\u80fd\u5c0dPCB\u53ca\u96fb\u5b50\u96f6\u4ef6\u505a\u9810\u71b1(pre-heat)\u4e86\u3002\u9810\u71b1\u53ef\u4ee5\u6e1b\u8f15\u70d9\u9435\u52a0\u71b1\u88ab\u710a\u63a5\u5340\u7684\u8ca0\u64d4\uff0c\u8b93\u88ab\u710a\u63a5\u5340\u53ef\u4ee5\u5728\u70d9\u9435\u982d\u7684\u52a0\u6eab\u4e0b\u66f4\u5feb\u901f\u7684\u9054\u5230\u878d\u932b\u7684\u6eab\u5ea6\u3002<\/font><\/p>\n<\/li>\n<\/ul>\n<p align=\"center\"><font color=\"#ff0000\">\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><\/p>\n<h2><font style=\"font-weight: bold;\" color=\"#0000ff\" face=\"\u5fae\u8edf\u6b63\u9ed1\u9ad4\">\u900f\u904e\u8a2d\u8a08\u4f86\u63d0\u5347\u96fb\u5b50\u96f6\u4ef6\u63a5\u5730\u8173\u7684\u710a\u63a5\u54c1\u8cea<\/font><\/h2>\n<p align=\"justify\"><font size=\"4\">\u5176\u5be6\u5f80\u5f80\u8a2d\u8a08\u4e0a\u7684\u4e00\u5c0f\u6b65\u6539\u5584\uff0c\u5c31\u53ef\u4ee5\u5927\u5927\u589e\u52a0\u88fd\u7a0b\u7684\u7d44\u88dd\u80fd\u529b\uff0c\u5c31\u770b\u7814\u767c\u7d66\u4e0d\u7d66\u529b\u3002\u4ee5\u4e0b\u9019\u4e9b\u8a2d\u8a08\u7684\u5efa\u8b70\u57fa\u672c\u4e0a\u53ea\u80fd\u5e6b\u52a9\u5230PCB\u63a5\u5730\u710a\u588a\u7684\u52a0\u71b1\uff0c\u76ee\u524d\u5c0d\u96f6\u4ef6\u5f15\u8173\u672c\u8eab\u9023\u63a5\u5230\u5927\u9762\u7a4d\u9435\u7247\u4e26\u6c92\u6709\u592a\u597d\u7684\u8a2d\u8a08\u5efa\u8b70\u3002\u4e5f\u5c31\u662f\u8aaa\u5982\u679c\u96f6\u4ef6\u672c\u8eab\u5c31\u5bb9\u6613\u6563\u71b1\u7684\uff0c\u76ee\u524d\u7684\u6700\u4f73\u5efa\u8b70\u9084\u5f97\u5f9e\u9810\u71b1\u4f86\u4e0b\u624b\uff0c\u5982\u679c\u662f\u6ce2\u710a\u88fd\u7a0b\u6700\u597d\u9078\u64c7\u6709\u4e0a\u9810\u71b1\u88dd\u7f6e\u7684\u8a2d\u5099\uff0c\u53ef\u4ee5\u76f4\u63a5\u5c0d\u96f6\u4ef6\u4f86\u9810\u71b1\u3002<\/font><\/p>\n<ul>\n<li>\n<p><font color=\"#9b00d3\" size=\"4\"><strong>\u5728\u624b\u710a\u53caSMT\u88fd\u7a0b\u4f7f\u7528\u9650\u71b1\u710a\u588a(thermal relief pad)\u8a2d\u8a08\u3002<\/strong><\/font><\/p>\n<p align=\"justify\"><img decoding=\"async\" src=\"\/\/m.letratesoro.com\/wp-content\/uploads\/images\/ba4c63f8201a_A2C8\/thermal_reflif02.png\" \/> <\/p>\n<p align=\"justify\"><font size=\"4\">\u6240\u8b02\u300c<a title=\"\u8a2d\u8a08Thermal Relief pad(\u71b1\u963b\u710a\u588a\/\u9650\u71b1\u710a\u588a)\u964d\u4f4e\u710a\u63a5\u4e0d\u826f\" href=\"\/\/m.letratesoro.com\/2013\/05\/thermal-relief-pad\/\" target=\"_blank\" rel=\"noopener\">\u9650\u71b1\u710a\u588a(thermal relief pad)<\/a>\u300d\u5c31\u662f\u628a\u539f\u672c\u4e00\u5927\u7247\u7684\u9285\u7b94\u5728\u9700\u8981\u710a\u63a5\u7684\u5340\u57df\u55ae\u7368\u5207\u5272\u51fa\u4f86\u6210\u70ba\u9762\u7a4d\u6bd4\u8f03\u5c0f\u7684\u9285\u7b94\uff0c\u7136\u5f8c\u7528\u901a\u9053\u4f86\u9023\u63a5\u9019\u500b\u5c0f\u9285\u7b94\u8207\u539f\u672c\u7684\u5927\u9762\u7a4d\u9285\u7b94\uff0c\u4ee5\u524d\u9762\u6ce8\u6c34\u6d74\u7f38\u4f86\u8aaa\u660e\uff0c\u5c31\u662f\u5728\u6d74\u7f38\u4e2d\u5b89\u7f6e\u4e00\u500b\u6c34\u6876(\u710a\u63a5\u5340)\uff0c\u7136\u5f8c\u5728\u6c34\u6876\u5468\u570d\u947d\u4e00\u4e9b\u5c0f\u5b54(\u901a\u9053)\uff0c\u8b93\u6c34\u53ef\u4ee5\u7559\u5230\u6d74\u7f38\u4e2d\u3002<\/font><\/p>\n<p align=\"justify\"><font size=\"4\">\u4f60\u53ef\u80fd\u6703\u7591\u60d1\u70ba\u4f55\u6c34\u6876\u7684\u6c34\u4e00\u5b9a\u8981\u53ef\u4ee5\u6d41\u5230\u6d74\u7f38\u4e2d\u5462\uff1f\u9019\u5c31\u8981\u56de\u5230\u6211\u5011\u7576\u521d\u8a2d\u8a08\u6d74\u7f38\u7684\u76ee\u7684\u4e86\uff0c\u4e5f\u5c31\u662f\u70ba\u4f55\u8981\u8a2d\u8a08\u5927\u9762\u7a4d\u7684\u63a5\u5730\u9285\u7b94\uff0c\u5b83\u7684\u76ee\u7684\u4e4b\u4e00\u662f\u70ba\u4e86\u53ef\u4ee5\u8b93\u7522\u54c1\u5728\u5be6\u969b\u904b\u884c\u6240\u7522\u751f\u7684\u71b1\u91cf\u53ef\u4ee5\u900f\u904e\u5927\u9762\u7a4d\u7684\u9285\u7b94\u6642\u50b3\u5c0e\u51fa\u53bb\u4e26\u6563\u71b1\uff0c\u800c\u4e0d\u81f3\u65bc\u628a\u71b1\u91cf\u4fb7\u9650\u5728\u4e00\u500b\u5c0f\u5730\u65b9\uff0c\u6700\u5f8c\u71b1\u91cf\u8d8a\u805a\u8d8a\u9ad8\uff0c\u9ad8\u5230\u71d2\u58de\u7522\u54c1\uff0c\u53e6\u5916\u9084\u6709\u96fb\u6027\u4e0a\u7684\u76ee\u7684\uff0c\u9019\u88e1\u4e0d\u505a\u8aaa\u660e\u3002<\/font><\/p>\n<p align=\"justify\"><font size=\"4\">\u6240\u4ee5\uff0c\u9650\u71b1\u710a\u588a\u901a\u9053\u7684\u5927\u5c0f\u5fc5\u9808\u7d93\u904e\u8a08\u7b97\uff0c\u53ef\u4ee5\u5f71\u97ff\u5230\u6563\u71b1\u53ca\u96fb\u6027\u9700\u6c42\u3002<\/font><\/p>\n<\/li>\n<li>\n<p><font color=\"#9b00d3\" size=\"4\"><strong>\u5728\u6ce2\u710a\u88fd\u7a0b\u4f7f\u7528\u805a\u71b1\u5b54(thermal vias)\u8a2d\u8a08\u3002<\/strong><\/font><\/p>\n<p align=\"justify\"><font size=\"4\"><img loading=\"lazy\" decoding=\"async\" src=\"\/\/m.letratesoro.com\/wp-content\/uploads\/2023\/05\/PCB-wave-soldering-thermal-vias-thermal-relief-pds01-ResearchMFG.png\" width=\"540\" height=\"184\" \/>\u6240\u8b02\u7684\u805a\u71b1\u5b54(thermal vias)\u5c31\u662f\u5728\u901a\u5b54\u7684\u5468\u570d\u589e\u52a0\u591a\u500b\u9632\u710a\u958b\u7a97(\u4e0d\u585e\u5b54)\u7684\u8f03\u5c0f\u901a\u5b54\uff0c\u5728\u6ce2\u710a\u88fd\u7a0b\u6642\u932b\u6db2\u7684\u71b1\u91cf\u53ef\u4ee5\u900f\u904e\u591a\u500b\u805a\u71b1\u5b54(thermal vias)\u5feb\u901f\u5f9e\u6ce2\u710a\u9762\u50b3\u5c0e\u5230\u96f6\u4ef6\u9762\uff0c\u7528\u4ee5\u589e\u52a0\u5c0e\u71b1\u7684\u6548\u7387\u3002<\/font><\/p>\n<p align=\"justify\"><font size=\"4\">\u5982\u679c\u53ef\u4ee5\u7684\u8a71\uff0c\u5efa\u8b70\u8981\u5728\u805a\u71b1\u5b54\u7684\u5916\u570d\u4f7f\u7528\u9650\u71b1\u710a\u588a(thermal relief pad)\u4f86\u964d\u4f4e\u71b1\u91cf\u6d88\u6563\u7684\u901f\u5ea6\u3002<\/font><\/p>\n<p align=\"justify\"><font size=\"4\">\u4f7f\u7528\u805a\u71b1\u5b54\u53ca\u9650\u71b1\u710a\u588a\u8a2d\u8a08\u6642\u8981\u8003\u616e\u662f\u5426\u6703\u5f71\u97ff\u5230\u7522\u54c1\u5be6\u969b\u904b\u4f5c\u6642\u7684\u6563\u71b1\u6548\u679c\uff0c\u56e0\u70ba\u4e0d\u7ba1\u662f\u805a\u71b1\u5b54\u6216\u9650\u71b1\u710a\u588a\u90fd\u6703\u964d\u4f4e\u6563\u71b1\u901a\u9053\u3002<\/font><\/p>\n<\/li>\n<li>\n<p><font color=\"#9b00d3\" size=\"4\"><strong>\u9069\u7576\u7684\u7e2e\u5c0f\u901a\u5b54\u76f4\u5f91\u3002<\/strong><\/font><\/p>\n<p align=\"justify\"><font size=\"4\">\u6e1b\u5c11\u96f6\u4ef6\u5f15\u8173\u8207\u901a\u5b54\u58c1\u4e4b\u9593\u7684\u8ddd\u96e2\u3002\u901a\u5b54\u7684\u5f62\u72c0\u61c9\u8a72\u7b26\u5408\u5be6\u969b\u96f6\u4ef6\u5f15\u8173\u7684\u5f62\u72c0\uff0c\u4e5f\u5c31\u662f\u8aaa\u5982\u679c\u5f15\u8173\u70ba\u6241\u5e73\u7684\u5f62\u72c0\uff0c\u901a\u5b54\u6700\u597d\u5c31\u8981\u8a2d\u8a08\u6210\u9577\u689d\u578b\u8207\u5f15\u8173\u76f8\u5c0d\u61c9\uff0c\u800c\u4e0d\u80fd\u4e00\u5473\u7684\u4ee5\u5713\u5f62\u4f86\u8a2d\u8a08\u901a\u5b54\u3002\u7576\u96f6\u4ef6\u5f15\u8173\u8207\u901a\u5b54\u58c1\u4e4b\u9593\u7684\u8ddd\u96e2\u8d8a\u5c0f\u6642\uff0c\u710a\u932b\u586b\u5145\u5728\u5176\u9593\u9699\u5c31\u8d8a\u5bb9\u6613\uff0c\u71b1\u91cf\u7684\u50b3\u905e\u4e5f\u5c31\u8d8a\u9806\u66a2\u3002          <br \/><img loading=\"lazy\" decoding=\"async\" src=\"\/\/m.letratesoro.com\/wp-content\/uploads\/2022\/08\/THD-PTH-distance01.png\" width=\"540\" height=\"288\" \/><\/font><\/p>\n<\/li>\n<\/ul>\n<p><font size=\"4\">\u5982\u679c\u4f60\u60f3\u8981\u6539\u5584\u7684\u662fSMT\u5728\u63a5\u5730\u5f15\u8173\u7684\u710a\u63a5\u554f\u984c\uff0c\u9664\u4e86\u53ef\u4ee5\u8a2d\u8a08\u300c<a title=\"\u8a2d\u8a08Thermal Relief pad(\u71b1\u963b\u710a\u588a\/\u9650\u71b1\u710a\u588a)\u964d\u4f4e\u710a\u63a5\u4e0d\u826f\" href=\"\/\/m.letratesoro.com\/2013\/05\/thermal-relief-pad\/\" target=\"_blank\" rel=\"noopener\">\u9650\u71b1\u710a\u588a(thermal relief pad)<\/a>\u300d\u5916\uff0c\u5269\u4e0b\u7684\u5c31\u662f\u8abf\u6574\u56de\u710a\u7210\u7684profile\u6eab\u5ea6\u4e86\u3002\u4f60\u61c9\u8a72\u5148\u53bb\u4e86\u89e3\u56de\u710a\u904e\u7a0b\u4e2d\u9810\u71b1(preheat)\u3001\u5438\u71b1(soak)\u3001\u56de\u710a(reflow)\u3001\u51b7\u537b(colling)\u7b49\u56db\u500b\u6eab\u5340\u7684\u4f5c\u7528\uff0c\u4e26\u4e14\u5148\u53bb\u4e86\u89e3\u4f55\u8b02<font size=\"4\">\u99ac\u978d\u5f0f(RSS)\u8207\u659c\u6607\u5f0f(RTS)\u7210\u6eab\u66f2\u7dda\u3002\u9019\u88e1\u6709\u5e7e\u7bc7\u6587\u7ae0\u5efa\u8b70\u4f60\u5148\u95b1\u8b80\u4e00\u4e0b\uff0c\u76f8\u4fe1\u4f60\u6703\u6709\u6240\u6536\u7a6b<\/font><\/font><\/p>\n<ul>\n<li><a href=\"\/\/m.letratesoro.com\/2010\/07\/reflow-profile\/\"><font size=\"4\">\u56de\u6d41\u710a\u7684\u6eab\u5ea6\u66f2\u7dda Reflow Profile<\/font><\/a><\/li>\n<li><a href=\"\/\/m.letratesoro.com\/2018\/02\/rss-rts\/\"><font size=\"4\">\u56de\u6d41\u710a\u7684\u7210\u6eab\u66f2\u7dda\u61c9\u8a72\u4f7f\u7528RSS(\u99ac\u978d)\u578b?\u9084\u662fRTS(\u659c\u6607)\u578b?<\/font><\/a><\/li>\n<li><a href=\"\/\/m.letratesoro.com\/2022\/11\/smt-reflow-profile-drift\/\"><font size=\"4\">SMT\u56de\u710a\u6eab\u5ea6\u66f2\u7dda\u4e2d\u56de\u710a\u5340\u524d\u5f8c\u7194\u9ede\u9644\u8fd1\u6eab\u5ea6\u6703\u6709\u77ed\u66ab\u505c\u9813\u5e73\u79fb\u6216\u62ac\u5347\u662f\u4ec0\u9ebc\u539f\u56e0\uff1f<\/font><\/a><\/li>\n<\/ul>\n<hr \/>\n<p><font size=\"4\">\u5ef6\u4f38\u95b1\u8b80\uff1a<\/font><\/p>\n<ul>\n<li><a href=\"\/\/m.letratesoro.com\/2010\/08\/bga-solder-skip-identification\/\"><font size=\"4\">\u5982\u4f55\u7531X-Ray\u4f86\u5224\u65b7BGA\u6709\u5426\u7a7a\u710a<\/font><\/a><\/li>\n<li><a href=\"\/\/m.letratesoro.com\/how-smt-assemble-pcb\/\"><font size=\"4\">\u96fb\u5b50\u88fd\u9020\u5de5\u5ee0\u5982\u4f55\u7522\u51fa\u4e00\u7247\u96fb\u8def\u677f<\/font><\/a><\/li>\n<li><a href=\"\/\/m.letratesoro.com\/2010\/11\/solder-paste-selection\/\"><font size=\"4\">\u5982\u4f55\u6311\u9078\u932b\u818f (Solder paste selection)<\/font><\/a><\/li>\n<li><a href=\"\/\/m.letratesoro.com\/2013\/04\/solder-paste\/\"><font size=\"4\">\u4ecb\u7d39\u8a8d\u8b58\u3010\u932b\u818f(solder paste)\u3011\u7684\u57fa\u672c\u77e5\u8b58<\/font><\/a><\/li>\n<li><a href=\"\/\/m.letratesoro.com\/2014\/03\/soldering-strength-imc\/\"><font size=\"4\">\u4f55\u8b02IMC (Intermetallic Compound)\uff1fIMC\u8207PCB\u710a\u63a5\u5f37\u5ea6\u6709\u4f55\u95dc\u4fc2\uff1f<\/font><\/a><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>\u70ba\u4f55\u5927\u591a\u6578\u96fb\u5b50\u96f6\u4ef6\u7684\u63a5\u5730\u8173(grounding  &#8230;<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[28,16,22,4],"tags":[130],"aioseo_notices":[],"views":4672,"_links":{"self":[{"href":"\/\/m.letratesoro.com\/wp-json\/wp\/v2\/posts\/10733"}],"collection":[{"href":"\/\/m.letratesoro.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"\/\/m.letratesoro.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"\/\/m.letratesoro.com\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"\/\/m.letratesoro.com\/wp-json\/wp\/v2\/comments?post=10733"}],"version-history":[{"count":5,"href":"\/\/m.letratesoro.com\/wp-json\/wp\/v2\/posts\/10733\/revisions"}],"predecessor-version":[{"id":10747,"href":"\/\/m.letratesoro.com\/wp-json\/wp\/v2\/posts\/10733\/revisions\/10747"}],"wp:attachment":[{"href":"\/\/m.letratesoro.com\/wp-json\/wp\/v2\/media?parent=10733"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"\/\/m.letratesoro.com\/wp-json\/wp\/v2\/categories?post=10733"},{"taxonomy":"post_tag","embeddable":true,"href":"\/\/m.letratesoro.com\/wp-json\/wp\/v2\/tags?post=10733"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}