{"id":223391,"date":"2021-06-19T06:30:04","date_gmt":"2021-06-18T22:30:04","guid":{"rendered":"\/\/m.iemloyee.com\/?p=223391"},"modified":"2021-06-18T15:21:44","modified_gmt":"2021-06-18T07:21:44","slug":"%e6%96%b0%e5%8a%a0%e5%9d%a1%e5%88%b6%e9%80%a0%e6%8a%80%e6%9c%af%e7%a0%94%e7%a9%b6%e9%99%a2%e6%af%95%e8%b4%b5%e5%86%9b%e5%9b%a2%e9%98%9f%e3%80%8amrl%e3%80%8b%ef%bc%9a%e5%a2%9e%e6%9d%90%e5%88%b6","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=223391","title":{"rendered":"\u65b0\u52a0\u5761\u5236\u9020\u6280\u672f\u7814\u7a76\u9662\u6bd5\u8d35\u519b\u56e2\u961f\u300aMRL\u300b\uff1a\u589e\u6750\u5236\u9020\u5f02\u8d28\u7ed3\u6784\u9ad8\u5f3a\u94a2"},"content":{"rendered":"

\u7b2c\u4e00\u4f5c\u8005\uff1a\u8c2d\u8d85\u6797<\/b><\/strong>\u00a0\u535a\u58eb\/\u79d1\u5b66\u5bb6<\/p>\n

\u901a\u8baf\u4f5c\u8005\uff1a\u6bd5\u8d35\u519b<\/b><\/strong>\u00a0\u535a\u58eb\/\u8d44\u6df1\u79d1\u5b66\u5bb6\uff0c\u5468\u53cb\u7fd4<\/b><\/strong>\u00a0\u535a\u58eb\/\u79d1\u5b66\u5bb6<\/p>\n

\u901a\u8baf\u5355\u4f4d\uff1a\u65b0\u52a0\u5761\u5236\u9020\u6280\u672f\u7814\u7a76\u9662\uff0c\u65b0\u52a0\u5761\u79d1\u6280\u7814\u7a76\u5c40<\/p>\n

\u6587\u732e\u94fe\u63a5<\/b><\/strong>\uff1a<\/p>\n

Additive manufacturing of multi-scale heterostructured high-strength steels. Materials Research Letters, 2021, 9, 291-299. (https:\/\/doi.org\/10.1080\/21663831.2021.1904299<\/a>)<\/p>\n

\u80cc\u666f\u4ecb\u7ecd<\/b><\/strong><\/p>\n

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\u00a0<\/b><\/strong>\u6210\u679c\u7b80\u4ecb<\/b><\/strong><\/p>\n

\u8fd1\u671f\uff0c\u65b0\u52a0\u5761\u5236\u9020\u6280\u672f\u7814\u7a76\u9662\u7814\u7a76\u6bd5\u8d35\u519b\u56e2\u961f\u901a\u8fc7\u6fc0\u5149\u8f85\u52a9\u589e\u6750\u5236\u9020(Laser-aided\u00a0additive\u00a0manufacturing, LAAM)\u6c89\u79ef\u5c42\u72b6\u5f02\u8d28\u7ed3\u6784\u94a2\u6765\u6539\u5584\u6750\u6599\u7684\u5f3a\u5ea6-\u5851\u6027\uff0c\u5e76\u5bf9\u5176\u663e\u5fae\u7ec4\u7ec7\u3001\u529b\u5b66\u6027\u80fd\u3001\u53d8\u5f62\u7834\u574f\u673a\u7406\u8fdb\u884c\u4e86\u7814\u7a76\u3002LAAM\u5c06\u9a6c\u6c0f\u4f53\u65f6\u6548\u94a2(C300 MS)\u548c\u4e0d\u9508\u94a2(420\u00a0SS)\u5728\u4e0d\u540c\u5c42\u4e2d\u4ea4\u66ff\u6c89\u79ef\u5bfc\u81f4\u5b8f\u89c2\u5c42\u6b21\u7ed3\u6784\u7684\u5f62\u6210\uff0c\u800cMarangoni\u6d41\u52a8\u5f15\u8d77\u7684\u7194\u6c60\u7a00\u91ca\/\u6df7\u5408\u5bfc\u81f4\u4e86\u4ecb\u89c2\u5c3a\u5ea6\u5f02\u8d28\u7ed3\u6784\u7684\u5f62\u6210\u3002\u8fd9\u4e9b\u73b0\u8c61\u4e0e\u89c2\u5bdf\u5230\u7684\u6cbf\u5fae\u67f1\u72b6\u6676\u754c\u7684\u5143\u7d20\u504f\u6790\u5171\u540c\u6784\u6210\u4e86\u591a\u5c3a\u5ea6\u5f02\u8d28\u7ed3\u6784\u3002\u5f02\u8d28\u7ed3\u6784\u94a2\u7684\u5f3a\u5ea6\u8fbe\u52301.32GPa\uff0c\u5ef6\u4f38\u7387\u8fbe7.5%\uff0c\u4e0e\u6bcd\u6750\u9a6c\u6c0f\u4f53\u65f6\u6548\u94a2(MS)\u76f8\u6bd4\uff0c\u8868\u73b0\u51fa\u4f18\u8d8a\u7684\u5f3a\u5851\u6027\u7ec4\u5408\u3002\u5f3a\u5ea6\u7684\u589e\u52a0\u5f52\u56e0\u4e8e\u5f02\u8d28\u53d8\u5f62\u5f15\u8d77\u7684\u5f3a\u5316\u3002DIC\u539f\u4f4d\u53d8\u5f62\u76d1\u6d4b\u53d1\u73b0\uff0c\u5f02\u8d28\u7ed3\u7ed3\u6784\u94a2\u4e2d\u6709\u8bb8\u591a\u72ec\u7279\u7684\u53d8\u5f62\u5e26\uff0c\u53ef\u4ee5\u5ef6\u8fdf\u7f29\u9888\uff0c\u63d0\u9ad8\u5851\u6027\u3002\u8fd9\u4e00\u53d1\u73b0\u8bc1\u660e\u4e86\u4e00\u79cd\u65b0\u7684\u3001\u6f5c\u5728\u7684\u63d0\u9ad8\u6750\u6599\u6027\u80fd\u7684\u65b9\u6cd5\u3002\u76f8\u5173\u7814\u7a76\u6210\u679c\u4ee5\u9898\u201cAdditive manufacturing of multi-scale heterostructured high-strength steels\u201d \u53d1\u8868\u5728\u56fd\u9645\u6750\u6599\u9876\u520aMaterials Research Letters\u4e0a\u3002https:\/\/doi.org\/10.1080\/21663831.2021.1904299<\/u><\/a>\u00a0<\/p>\n

\u56fe\u6587\u5bfc\u8bfb<\/b><\/strong><\/p>\n

\u56fe<\/b><\/strong>1 <\/b><\/strong>\u4e24\u79cd\u5c42\u72b6\u5f02\u8d28\u7ed3\u6784<\/b><\/strong>\u6750\u6599<\/b><\/strong>\u7684 LAAM \u8fc7\u7a0b\u793a\u610f\u56fe<\/b><\/strong>\u53ca\u5176\u5b8f\u89c2\u7ec4\u5206\u5206\u5e03\u5206\u6790\u3002<\/b><\/strong><\/p>\n

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(a) \u5f02\u8d28\u7ed3\u6784-1 \u548c (b) \u5f02\u8d28\u7ed3\u6784-2 \u4e24\u79cd\u6837\u54c1LAAM\u793a\u610f\u56fe,\u00a0(c) \u5f02\u8d28\u7ed3\u6784-1 \u548c (d) \u5f02\u8d28\u7ed3\u6784-2 \u6837\u54c1\u6cbf\u6c89\u79ef\u65b9\u5411\u7684 OM \u5f62\u8c8c\u548c EDS\u6210\u5206\u5206\u5e03\u3002<\/p>\n

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(a)\u6a2a\u622a\u9762\u5fae\u89c2\u7ed3\u6784\u7684\u4f4e\u500d\u5f62\u8c8c,\u00a0(b)\u548c(c) \u5206\u522b\u4e3a(a)\u56fe\u4e2d\u533a\u57dfI\u548c\u533a\u57dfII\u653e\u5927\u56fe\u50cf,\u00a0(d) EBSD \u626b\u63cf\u533a\u57df,\u00a0(e)\u548c(f) GND \u56fe\uff0c(g) IPF, (h) \u76f8\u5206\u5e03\u56fe\u548c (i) GND \u5bc6\u5ea6\u5206\u5e03\u56fe\u3002\u00a0<\/b><\/strong><\/p>\n

\u56fe3 \u9ad8\u500dE<\/b><\/strong>BSD<\/b><\/strong>\u548cE<\/b><\/strong>DS<\/b><\/strong>\u754c\u9762\u5fae\u89c2\u7ec4\u7ec7\u53ca\u5176\u6f14\u53d8\u673a\u7406\u5206\u6790\u3002<\/b><\/strong><\/p>\n

\"\"<\/p>\n

(a) \u4e3a\u56fe 2c \u4e2d\u6807\u8bb0\u533a\u57df(\u5c42\u95f4\u754c\u9762)\u7684SEM\u5f62\u8c8c,\u00a0(b) EBSD\u5e26\u5bf9\u6bd4\u5ea6\u56fe\u50cf,\u00a0(c) IPF,\u00a0(d) \u76f8\u5206\u5e03\u56fe\uff0c(e) EDS \u56fe\uff0c(f)\u5fae\u89c2\u7ec4\u7ec7\u6f14\u53d8\u673a\u7406\u548c\u591a\u5c3a\u5ea6\u5f02\u8d28\u7ed3\u6784\u793a\u610f\u56fe\u3002<\/p>\n

\u56fe<\/b><\/strong>4\u00a0<\/b><\/strong>\u5c42\u72b6\u5f02\u8d28\u7ed3\u6784\u6750\u6599\u7684\u673a\u68b0\u6027\u80fd\u548c\u53d8\u5f62\u884c\u4e3a\u3002<\/b><\/strong><\/p>\n

\"\"<\/p>\n

(a) OM \u56fe\u50cf\u663e\u793a\u591a\u5c42\u95f4\u7684\u663e\u5fae\u786c\u5ea6\u538b\u75d5\uff0c(b) \u786c\u5ea6\u9762\u5206\u5e03\u56fe\uff0c(c) C300 MS\u548c\u5f02\u8d28\u7ed3\u67841\u548c2\u8bd5\u6837\u7684\u62c9\u4f38\u5de5\u7a0b\u5e94\u529b-\u5e94\u53d8\u66f2\u7ebf\uff0c(d) C300 MS\u548c\u5f02\u8d28\u7ed3\u6784\u6837\u54c1\u5728\u52a0\u8f7d-\u5378\u8f7d\u6d4b\u8bd5\u8fc7\u7a0b\u4e2d\u7684\u771f\u5e94\u529b-\u5e94\u53d8\u66f2,\u00a0(e) DIC\u76d1\u6d4b\u7684\u4e0d\u540c\u9636\u6bb5\u7684\u5e94\u53d8\u5206\u5e03\u56fe\u3002<\/p>\n

\u7ed3\u8bba<\/b><\/strong><\/p>\n

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 <\/p>\n

\u56e2\u961f\u4ecb\u7ecd<\/b><\/strong><\/p>\n

\u65b0\u52a0\u5761\u5236\u9020\u6280\u672f\u7814\u7a76\u9662(SIMTech)\u6bd5\u8d35\u519b\u535a\u58eb\/\u8d44\u6df1\u79d1\u5b66\u5bb6\u5e26\u9886\u7684\u56e2\u961f\u81f4\u529b\u4e8e\u6fc0\u5149\/\u7535\u5f27\u589e\u6750\u5236\u9020\u3001\u589e\u51cf\u6750\u590d\u5408\u5236\u9020\u3001\u5148\u8fdb\u710a\u63a5\u7b49\u7814\u7a76\u3002\u56e2\u961f\u5177\u5907\u7cfb\u7edf\u7814\u53d1\u3001CAM\u8f6f\u4ef6\u5f00\u53d1\u3001\u6570\u503c\u6a21\u62df\u3001\u5de5\u827a\u4f18\u5316\u3001\u6750\u6599\u7814\u53d1\u3001\u8fc7\u7a0b\u76d1\u63a7\u7b49\u4e00\u4f53\u5316\u7814\u7a76\u80fd\u529b\u548c\u7814\u53d1\u5e73\u53f0\u3002\u76ee\u524d\u56e2\u961f\u5171\u6709\u6210\u545835\u4eba\uff0c\u5176\u4e2d\u5177\u6709\u535a\u58eb\u5b66\u4f4d\u7684\u79d1\u5b66\u5bb619\u4eba\u3002\u56e2\u961f\u8fd1\u4e24\u5e74\u53d1\u8868SCI\u4e00\u533a\u8bba\u658720\u4f59\u7bc7\uff0c\u5305\u62ecMaterials Research Letters, \u00a0Journal of Materials Science and Technology, Composites Part B,\u00a0Virtual and Physical Prototyping, Additive\u00a0manufacturing\u7b49\u4f18\u79c0\u671f\u520a\u3002<\/p>\n

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