{"id":2481,"date":"2013-04-24T08:25:00","date_gmt":"2013-04-24T00:25:00","guid":{"rendered":"\/\/m.letratesoro.com\/?p=2481"},"modified":"2020-05-22T10:10:47","modified_gmt":"2020-05-22T02:10:47","slug":"tumble-test","status":"publish","type":"post","link":"\/\/m.letratesoro.com\/2013\/04\/tumble-test\/","title":{"rendered":"\u6efe\u7b52\u6e2c\u8a66(tumble test)\u7684\u65b9\u6cd5\u8207\u5931\u6548\u89e3\u6c7a\u5c0d\u7b56"},"content":{"rendered":"

\"\u6efe\u7b52\u6e2c\u8a66(tumble<\/font>\u5370\u8c61\u4e2d\u6700\u5e38\u63d0\u51fa\u6efe\u7b52\u6e2c\u8a66\uff08Tumbling test\uff09\u8981\u6c42\u7684\u5ba2\u6236\u4f86\u81eaMotorola\uff0c\u56e0\u70baMotorola\u7684\u624b\u6a5f\u53ca\u7522\u54c1\u6709\u4e9b\u7528\u5728\u8ecd\u4e8b\u55ae\u4f4d\uff0c\u6240\u4ee5\u7522\u54c1\u7684\u4fe1\u8cf4\u5ea6\u53ca\u54c1\u8cea\u8981\u6c42\u4e5f\u5c31\u7279\u5225\u56b4\u683c\uff0c\u53ea\u662f\u9019\u9ebc\u4e00\u4f86\u8a2d\u8a08\u53ca\u751f\u7522\u7684\u6210\u672c\u4e5f\u5c31\u76f8\u5c0d\u7684\u63d0\u9ad8\uff0c\u4e0d\u66c9\u5f97\u9019\u662f\u4e0d\u662f\u9593\u63a5\u4fc3\u6210Motorola\u6c92\u6709\u7af6\u722d\u529b\u7684\u539f\u56e0\u4e4b\u4e00\u3002<\/font><\/p>\n

\u5de5\u4f5c\u718a\u500b\u4eba\u975e\u5e38\u8d0a\u6210\u5805\u6301\u54c1\u8cea\uff0c\u4f46\u8d85\u904e\u4f7f\u7528\u6a19\u6e96\u904e\u591a\u7684\u54c1\u8cea(over quality)\u53ef\u80fd\u5c31\u662f\u4e00\u7a2e\u6d6a\u8cbb\u4e86\uff0c\u5c31\u50cf\u8a2d\u8a08\u4e00\u96bb\u624b\u6a5f\uff0c\u4e00\u822c\u4eba\u624b\u6a5f\u5927\u6982\u4f7f\u7528\u500b\u5169\u5e74\u5c31\u60f3\u63db\u65b0\u7684\u4e86\uff0c\u4e00\u822c\u624b\u6a5f\u7684\u8a2d\u8a08\u4fdd\u7528\u4e94\u5e74\uff0c\u61c9\u8a72\u5c31\u5df2\u7d93\u5f88\u4e86\u4e0d\u8d77\uff0c\u5982\u679c\u5805\u6301\u4e00\u5b9a\u8981\u8d85\u904e\u5225\u4eba\u4e14\u4fdd\u752810\u5e74\u621620\u5e74\uff0c\u9664\u975e\u4e0d\u6703\u589e\u52a0\u592a\u591a\u7684\u8cbb\u7528\uff0c\u5426\u5247\u771f\u7684\u8981\u8003\u616e\u4e00\u4e0b\u9700\u4e0d\u9700\u8981\u984d\u5916\u82b1\u5927\u9322\u628a\u7522\u54c1\u7684\u54c1\u8cea\u63d0\u6607\u5230\u53e6\u5916\u4e00\u500b\u5c64\u6b21\u3002<\/font><\/p>\n

<\/p>\n

\u597d\u4e86\uff0c\u5c11\u8aaa\u5ee2\u8a71\u4e86\uff0c\u9019\u6efe\u7b52\u6e2c\u8a66(tumbling test)<\/font><\/strong>\u57fa\u672c\u4e0a\u5c31\u662f\u6a21\u64ec\u7522\u54c1\u4e0d\u5c0f\u5fc3\u6389\u843d\u5230\u5730\u4e0a\u7684\u52d5\u4f5c\uff0c\u4ee5\u524d\u6211\u5011\u6240\u719f\u6089\u7684\u843d\u4e0b\u6e2c\u8a66(impact test \u6216 drop test)<\/a><\/strong>\u5927\u6982\u90fd\u53ea\u6e2c\u8a66\u7522\u54c1\u7684\u516d\u500b\u9762(face)\u53ca\u516b\u500b\u89d2(corner)\uff0c\u5982\u679c\u5acc\u4e0d\u5920\uff0c\u6700\u591a\u518d\u52a0\u4e0a\u516b\u500b\u9675\u908a(edge)\uff0c\u4ee5\u4e0a\u6e2c\u8a66\u5305\u542b\u5305\u88dd\u8207\u88f8\u6a5f\uff0c<\/font>\u4e0d\u904e\u9019\u4e9b\u6e2c\u8a66\u5927\u6982\u90fd\u662f\u91dd\u5c0d\u684c\u4e0a\u578b\u7684\u7522\u54c1\u4f86\u8a2d\u8a08\u7684<\/font>\uff0c\u9019\u985e\u7522\u54c1\u4e00\u822c\u6389\u5230\u5730\u4e0a\u7684\u6a5f\u6703\u61c9\u8a72\u4e5f\u4e0d\u592a\u5927\uff0c\u5176\u843d\u4e0b\u6e2c\u8a66\u6700\u4e3b\u8981\u5728\u6a21\u64ec\u6e2c\u8a66\u7522\u54c1\u65bc\u4f7f\u7528\u904e\u7a0b\u4e2d\u4e0d\u5c0f\u5fc3\u6709\u500b\u4e00\u5169\u6b21\u6389\u843d\u5730\u4e0a\u7684\u7d50\u679c\u3002<\/font><\/p>\n

\u53ef\u662f\u624b\u6301\u88dd\u7f6e(Mobile Device)\uff0c\u5c24\u5176\u662f\u624b\u6a5f\uff0c\u7d93\u5e38\u88ab\u4f7f\u7528\u8005\u62ff\u5728\u624b\u4e0a\u628a\u73a9\uff0c\u4e00\u4e0d\u5c0f\u5fc3\u53ef\u80fd\u5c31\u6703\u5f9e\u6307\u9593\u6ed1\u843d\u5730\u4e0a\uff0c\u751a\u81f3\u4e0d\u5c0f\u5fc3\u7529\u51fa\u624b\u638c\uff0c\u9019\u985e\u6389\u843d\u7684\u60c5\u6cc1\u662f\u6c92\u6709\u8fa6\u6cd5\u7528\u539f\u4f86\u7684\u843d\u4e0b\u6e2c\u8a66\u6a21\u64ec\u51fa\u4f86\u7684\uff0c\u65bc\u662f\u5c31\u6709\u4eba\u60f3\u51fa\u4e86\u9019\u500b\u6efe\u7b52\u6e2c\u8a66\u7684\u65b9\u6cd5\u3002<\/font><\/p>\n

\u65e9\u671f\u7684\u6efe\u7b52\u6e2c\u8a66\uff0c\u76ee\u7684\u5c31\u662f\u70ba\u4e86\u8981\u6a21\u64ec\u624b\u6a5f\u6389\u5230\u5730\u4e0a\u4e00\u76f4\u7ffb\u6efe\u7684\u60c5\u5f62\uff0c\u6700\u56b4\u91cd\u7684\u61c9\u8a72\u662f\u5f9e\u6a13\u68af\u4e0a\u4e00\u8def\u6efe\u4e0b\u4f86\u5427\uff01\u6240\u4ee5\u4e00\u958b\u59cb\u6709\u4eba\u4f7f\u7528\u5bf5\u7269\u6b04\u88cf\u985e\u4f3c\u5929\u7afa\u9f20\u904b\u52d5\u8f49\u5708\u5708\u7684\u7c43\u5b50\uff0c\u5c07\u624b\u6a5f\u653e\u5728\u88e1\u9762\u8b93\u5b83\u4e00\u76f4\u7ffb\u6efe\u3002\u5f8c\u4f86\u6709\u4e86\u5de5\u696d\u6a19\u6e96\uff0c\u5982\u3010IEC60068-2-31\u3011\uff0c\u4f7f\u7528\u9ad8\u5ea6\u7d04500mm\u92fc\u88fd\u6efe\u7b52\u8259\uff0c\u5176\u9700\u8981\u627f\u53d7\u7522\u54c1\u843d\u4e0b\u7684\u92fc\u677f\u539a\u5ea6\u70ba3mm\uff0c\u4e0b\u9762\u9084\u6703\u52a0\u588a\u4e00\u5c6420mm\u539a\u5ea6\u7684\u6728\u982d\u7576\u4f5c\u7de9\u885d\uff0c\u7136\u5f8c\u4ee5\u6bcf\u5206\u94185~15\u5708\u7684\u901f\u5ea6\u65cb\u8f49\uff0c\u7522\u54c1\u7f6e\u65bc\u6efe\u7b52\u8259\u5167\u6bcf\u8f49\u534a\u5708\u5c31\u6703\u5f9e\u9802\u90e8\u5f80\u8259\u5e95\u7684\u5730\u65b9\u6389\u843d\u4e26\u6efe\u52d5\uff0c\u4e00\u822c\u7684\u5141\u6536\u6a19\u6e96\u70ba500\u8f49\uff0c\u76f8\u7576\u65bc1,000\u500b\u6efe\u843d\u7684\u52d5\u4f5c\u3002<\/font><\/p>\n

\u6839\u64da\u7d93\u9a57\uff0c\u9019\u6a23\u7684\u6e2c\u8a66\u771f\u7684\u6bd4\u55ae\u7d14\u7684\u843d\u4e0b\u6e2c\u8a66\u4f86\u5f97\u56b4\u82db\u591a\u4e86\uff0c\u9664\u4e86\u53ef\u4ee5\u6e2c\u51fa\u8a31\u591a\u7684\u6a5f\u69cb\u554f\u984c\u5916\uff0c\u4e5f\u53ef\u4ee5\u5075\u6e2c\u5230\u8a31\u591a\u710a\u63a5\u6bd4\u8f03\u5dee\u7684\u96fb\u5b50\u96f6\u4ef6\u6389\u843d\u554f\u984c\u3002\u5de5\u4f5c\u718a\u89ba\u5f97\u6a5f\u69cb\u90e8\u4efd\u7684\u554f\u984c\u9084\u6bd4\u8f03\u597d\u89e3\u6c7a\uff0c\u53ea\u8981\u52a0\u5f37\u6a5f\u69cb\u8a2d\u8a08\u88dc\u5f37\u539a\u5ea6\u6216\u662f\u6e1b\u5c11\u92b3\u89d2\u5c31\u53ef\u4ee5\u89e3\u6c7a\u4e86\u3002<\/font><\/p>\n

\u982d\u75db\u7684\u662f\u90a3\u4e9b\u5bb9\u6613\u6389\u843d\u7684\u96fb\u5b50\u96f6\u4ef6\u8a72\u5982\u4f55\u89e3\uff0c\u5de5\u4f5c\u718a\u9019\u88e1\u5217\u51fa\u5e7e\u500b\u6700\u5e38\u78b0\u5230\u7684\u96f6\u4ef6\u6389\u843d\u53ca\u89e3\u6c7a\u65b9\u6cd5\u5982\u4e0b\uff08\u50c5\u4f9b\u53c3\u8003\uff09\uff1a<\/font><\/p>\n

BGA IC \u6389\u843d\/\u7834\u88c2\u7684\u89e3\u6c7a\u65b9\u6cd5<\/font><\/strong><\/p>\n

\n

\u53ef\u4ee5\u52a0\u5927PCB\u7684\u710a\u588a\u4f86\u52a0\u5f37\u710a\u932b\u5f37\u5ea6\uff0c\u5982\u679c\u53ef\u4ee5\u5f9e\u6a5f\u69cb\u9762\u4f86\u964d\u4f4e\u96fb\u8def\u677f\u65bc\u6e2c\u8a66\u4e2d\u7684\u8b8a\u5f62\u91cf\u6700\u597d\uff0c\u4e0d\u5f97\u4ee5\u7684\u8a71\u5c31\u662f\u8acb\u5de5\u5ee0\u52a0<\/font>Underfill(\u5e95\u90e8\u586b\u5145\u5291)<\/font><\/a>\u4f86\u52a0\u56faBGA\u9644\u8457\u65bc\u96fb\u8def\u677f\u7684\u5f37\u5ea6\uff0c\u4f46\u662f\u52a0Underfill\u5c31\u8868\u793a\u5f97\u589e\u52a0\u6750\u6599\u6210\u672c\u8207\u5de5\u6642\uff0c\u800c\u4e14\u4e5f\u6703\u589e\u52a0\u65e5\u5f8c\u7dad\u4fee\u7684\u56f0\u96e3\u5ea6\u3002<\/font><\/p>\n

\u5de5\u4f5c\u718a\u500b\u4eba\u5176\u5be6\u4e5f\u78b0\u4e0a\u8a31\u591a\u5c31\u7b97\u52a0\u4e86Underfill\u4e5f\u7121\u6cd5\u514b\u670dBGA\u6389\u843d\u7684\u6848\u4f8b\uff0c\u524d\u5e7e\u6b21\u50cf\u7121\u982d\u84bc\u8805\u4e00\u6a23\u4e82\u649e\uff0c\u5f8c\u4f86\u77e5\u9053\u6709\u3010Strain Gauge\uff08\u61c9\u8b8a\u8a08\/\u61c9\u8b8a\u7247\uff09<\/a>\u3011\u9019\u7a2e\u5de5\u5177\u53ef\u4ee5\u91cf\u6e2c\u96fb\u8def\u677f\u5728\u6574\u6a5f\u7d44\u88dd\u904e\u7a0b\u4e2d\u8207\u8dcc\u843d\u6216\u6454\u843d\u6e2c\u8a66\u6642\u7684\u3010\u61c9\u529b-\u61c9\u8b8a\u3011\u5206\u4f48\u72c0\u6cc1\u5f8c\u5c31\u611b\u4e0a\u4e86\uff0c\u4e5f\u5229\u7528\u5b83\u89e3\u6c7a\u4e86\u5e7e\u500b\u6848\u5b50\u7684\u554f\u984c\uff0c\u5176\u8a2d\u5099\u5100\u5668\u96d6\u7136\u4e0d\u4fbf\u5b9c\uff0c\u4f46\u6d88\u8017\u54c1\u61c9\u8b8a\u8a08\u50f9\u683c\u9084\u53ef\u4ee5\u63a5\u53d7\u3002<\/font><\/p>\n

\u76f8\u95dc\u95b1\u8b80\uff1a
<\/font>[\u6848\u4f8b]BGA\u932b\u7403\u88c2\u958b\u7684\u6a5f\u69cb\u8a2d\u8a08\u6539\u5584\u5c0d\u7b56<\/font><\/a>
<\/font>\u5982\u4f55\u5f9e\u8a2d\u8a08\u7aef\u5f37\u5316BGA\u4ee5\u9632\u6b62\u5176\u710a\u9ede\u958b\u88c2\uff1f<\/font><\/a>
<\/font>\u96fb\u8def\u677f\u96f6\u4ef6\u6389\u843d\uff0c\u8a72\u5982\u4f55\u8457\u624b\u5206\u6790\u3001\u5224\u65b7\u4e26\u91d0\u6e05\u554f\u984c\u9ede<\/font><\/a><\/p>\n<\/blockquote>\n

\u9023\u63a5\u5668\u6380\u958b<\/font><\/strong><\/p>\n

\n

\u9019\u901a\u5e38\u767c\u751f\u5728\u6380\u84cb\u5f0f\u7684\u806f\u63a5\u5668\uff0c\u56e0\u70ba\u9019\u985e\u9023\u63a5\u5668\u7684\u5236\u52d5\u7247(Actuator)\u6bd4\u8f03\u5361\u4e0d\u7dca\uff0c\u4e00\u822c\u6703\u5148\u770b\u770b\u6a5f\u69cb\u4e0a\u80fd\u5426\u9802\u4f4f\u9023\u63a5\u5668\u4ee5\u9632\u6b62\u5236\u52d5\u7247\u9b06\u812b\uff0c\u5982\u679c\u4e0d\u884c\u7684\u8a71\u6703\u5728\u9023\u63a5\u5668\u4e0a\u8cbc\u81a0\u5e36\uff0c\u5982\u679c\u90fd\u4e0d\u884c\u5c31\u7528\u81a0\u6c34\u9ecf\u4f4f\uff0c\u8981\u6ce8\u610f\u4f7f\u7528\u81a0\u6c34\u53ef\u80fd\u6703\u5f15\u8d77\u9023\u63a5\u5668\u63a5\u89f8\u4e0d\u826f\u4ee5\u53ca\u7dad\u4fee\u56f0\u96e3\u7b49\u554f\u984c\u3002 <\/font><\/p>\n

\u76f8\u95dc\u95b1\u8b80\uff1a<\/font>
\u6380\u84cb\u5f0f\u8edf\u677f\u806f\u63a5\u5668(Flip lock connector & right angle connector)<\/font><\/a><\/p>\n<\/blockquote>\n

\u632f\u76ea\u5668\u5931\u6548<\/font><\/strong><\/p>\n

\n

\u5927\u90e8\u5206\u7684\u632f\u76ea\u5668\u90fd\u5f88\u8106\u5f31\uff0c\u6240\u4ee5\u4e00\u822c\u90fd\u6703\u8981\u6c42\u4f7f\u7528\u71b1\u7194\u81a0\u6216\u662f\u55ae\u6db2\u578b\u7684\u81a0\u6c34\uff08\u5982Silicone\u81a0\uff09\u4f86\u56fa\u5b9a\u632f\u76ea\u5668\u3002\u4e5f\u53ef\u4ee5\u8003\u616e\u628a\u632f\u76ea\u5668\u7684\u672c\u9ad4\u6574\u500b\u710a\u63a5\u5728\u96fb\u8def\u677f\u4e0a\u3002\u4e0d\u904e\u632f\u76ea\u5668\u52a0\u81a0\u6642\u9700\u8981\u7279\u5225\u7559\u610f\u6703\u4e0d\u6703\u5f71\u97ff\u5230\u9707\u76ea\u983b\u7387\u554f\u984c\u3002<\/font> <\/font><\/p>\n<\/blockquote>\n

\u5176\u4ed6\u5927\u578b\u96fb\u5b50\u96f6\u4ef6\u6389\u843d<\/font><\/strong><\/p>\n

\n

\u53ef\u4ee5\u5148\u52a0\u5927\u96fb\u8def\u677f\u4e0a\u7684\u710a\u588a\u6216\u662f\u6a5f\u69cb\u4f86\u9802\u4f4f\uff0c\u770b\u770b\u80fd\u4e0d\u80fd\u89e3\u6c7a\uff0c\u5982\u679c\u4e0d\u884c\u7684\u8a71\uff0c\u53ef\u4ee5\u5728SMT\u7684\u6b65\u9a5f\u4f7f\u7528\u7d05\u81a0<\/a><\/strong>\u4f86\u52a0\u5f37\u96f6\u4ef6\u7684\u7262\u9760\u5ea6\uff0c\u90fd\u4e0d\u884c\u7684\u8a71\uff0c\u6700\u5f8c\u9084\u662f\u8981\u52a0\u81a0(adhesive)\u6216\u6a39\u8102(epoxy)\u56fa\u5b9a\u3002<\/font> <\/font><\/p>\n<\/blockquote>\n

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