{"id":24082,"date":"2024-10-09T12:01:50","date_gmt":"2024-10-09T04:01:50","guid":{"rendered":"https:\/\/firstmold.com\/?p=24082"},"modified":"2025-11-28T10:49:37","modified_gmt":"2025-11-28T02:49:37","slug":"datum","status":"publish","type":"post","link":"https:\/\/firstmold.com\/ko\/guides\/datum\/","title":{"rendered":"\uae30\ud558\ud559\uc801 \uce58\uc218 \ubc0f \uacf5\ucc28(GD&amp;T)\uc758 \ub370\uc774\ud140 \uc774\ud574"},"content":{"rendered":"<p><a href=\"https:\/\/firstmold.com\/ko\/tips\/gdt-geometric-tolerancing\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>\uae30\ud558\ud559\uc801 \uce58\uc218 \ubc0f \uacf5\ucc28(GD &amp;T)<\/strong><\/a> \ub294 \uc815\ubc00 \uc5d4\uc9c0\ub2c8\uc5b4\ub9c1\uc5d0\uc11c \ub9e4\uc6b0 \uc911\uc694\ud558\uba70 \uace0\ud488\uc9c8 \uc124\uacc4\uc5d0 \uae30\uc5ec\ud569\ub2c8\ub2e4. \uc81c\uc870 \uacf5\uc815 \uc2dc\uc2a4\ud15c\uc5d0\uc11c \ubd80\ud488\uc758 \ud30c\ud2f0\uc158\uc744 \uc815\uc758\ud558\uace0 \uc804\ub2ec\ud558\ub294 \uc5ed\ud560\uc744 \ud569\ub2c8\ub2e4. GD &amp; T\ub294 \uacf5\uce6d \uc124\uacc4\uc5d0\uc11c \uc81c\uc870 \uc911\uc778 \ubd80\ud488\uc758 \ud2b9\uc9d5 \ud3b8\ucc28\uc5d0 \ub300\ud55c \uba85\ud655\ud55c \ub9e4\uac1c \ubcc0\uc218\ub97c \uc124\uc815\ud569\ub2c8\ub2e4. \uc774\ub294 \uacf5\uc815 \ub77c\uc778\uc758 \uc0ac\uc18c\ud55c \ubd88\uc77c\uce58\ub97c \uc644\ud654\ud558\ub294 \ub370 \ub3c4\uc6c0\uc774 \ub429\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\uc5d4\uc9c0\ub2c8\uc5b4\uc640 \uae30\uc220\uc790\ub294 GD &amp;T\ub97c \ud1b5\ud574 \ubcf5\uc7a1\ud55c \ud615\uc0c1\uacfc \ub2e4\uc591\ud55c \uce58\uc218\uc758 \uc7a0\uc815\uce58\ub97c \uc815\ud655\ud558\uac8c \ud574\uc11d\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub7ec\ud55c \uc811\uadfc \ubc29\uc2dd\uc744 \ud1b5\ud574 \uc81c\uc870\uc5c5\uccb4\ub294 \ud2b9\uc815 \uacf5\ucc28 \ubc94\uc704\uc5d0 \ub9de\ub294 \ubd80\ud488\uc744 \uc0dd\uc0b0\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. <\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large is-resized\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"535\" src=\"https:\/\/firstmold.com\/wp-content\/uploads\/2024\/10\/datum-plane-ABC-1024x535.webp\" alt=\"\uae30\uc900\uba74 ABC\" class=\"wp-image-24085\" style=\"width:600px\" srcset=\"https:\/\/firstmold.com\/wp-content\/uploads\/2024\/10\/datum-plane-ABC-1024x535.webp 1024w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/10\/datum-plane-ABC-300x157.webp 300w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/10\/datum-plane-ABC-768x401.webp 768w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/10\/datum-plane-ABC-18x9.webp 18w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/10\/datum-plane-ABC-600x314.webp 600w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/10\/datum-plane-ABC.webp 1200w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>\ub370\uc774\ud140\uc740 GD &amp;T \uc5d4\uc9c0\ub2c8\uc5b4\uac00 \uc81c\uc870 \uacf5\uc815\uc5d0\uc11c \ud2b9\uc815 \ub9de\ucda4\uc744 \ubcf4\uc7a5\ud558\uae30 \uc704\ud574 \uc0ac\uc6a9\ud558\ub294 \uae30\ubcf8 \uc694\uc18c \uc911 \ud558\ub098\uc785\ub2c8\ub2e4. \uc774\ub294 \ubd80\ud488 \uc81c\uc870\uc758 \ub2e4\ub978 \ud2b9\uc9d5\uc5d0 \ub300\ud55c \uc88c\ud45c\uacc4\ub97c \uc124\uc815\ud558\ub294 \ub370 \uc911\uc694\ud55c \uac1c\ub150\uc785\ub2c8\ub2e4. <\/p>\n\n\n\n<p>\uc774 \ub17c\uc758\uc5d0\uc11c '\ubd80\ud488'\uc740 \uc124\uacc4, \uce21\uc815 \ub610\ub294 \uc218\ub9ac \uc911\uc778 \uc5d4\uc9c0\ub2c8\uc5b4\ub9c1 \ud45c\ubcf8, \uc81c\ud488 \ub610\ub294 \uad6c\uc131 \uc694\uc18c\ub97c \uc758\ubbf8\ud569\ub2c8\ub2e4. '\ud2b9\uc9d5'\uc774\ub77c\ub294 \uc6a9\uc5b4\ub294 \ubd80\ud488\uc758 \uc694\uc18c \ub610\ub294 \uae30\uc900\uc810\uc758 \ud2b9\uc131\uc744 \uc758\ubbf8\ud569\ub2c8\ub2e4. \ub370\uc774\ud140\uc5d0 \ub300\ud55c \uc124\uba85\uc740 \ubd80\ud488\uacfc \uad00\ub828\ub41c \uac83\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-definition-and-importance-of-datum-in-gd-amp-t\">GD&amp;T\uc5d0\uc11c \ub370\uc774\ud130\uc758 \uc815\uc758\uc640 \uc911\uc694\uc131<\/h2>\n\n\n\n<p>GD &amp; T\uc5d0\uc11c \ub370\uc774\ud140\uc740 \uc5d4\uc9c0\ub2c8\uc5b4\ub9c1 \ud504\ub85c\uc81d\ud2b8\uc758 \ub2e4\ub978 \uce21\uc815, \uc704\uce58 \ubc0f \uae30\ud0c0 \ud2b9\uc9d5\uc758 \ubc29\ud5a5\uc774 \uc2dc\uc791\ub418\ub294 \uae30\uc900\uc810, \uc120 \ub610\ub294 \ud3c9\uba74\uc785\ub2c8\ub2e4. \uc5d4\uc9c0\ub2c8\uc5b4\ub9c1 \uc124\uacc4\uc790\ub294 \ub370\uc774\ud140\uc5d0 \ub300\ud55c \uc0c8\ub85c\uc6b4 \uc810\uc744 \uac1c\ubc1c\ud558\uc5ec \uc0c8 \uc810\uc758 \uc704\uce58 \ubc94\uc704, \uae30\uc874 \uce21\uc815\uc758 \uc218\uc815 \ubc0f \ud604\uc7ac \uc810\uc758 \uc7ac\uc870\uc815\uc744 \uacb0\uc815\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\uc608\ub97c \ub4e4\uc5b4 2D \uc5d4\uc9c0\ub2c8\uc5b4\ub9c1 \ub3c4\uba74\uc5d0\uc11c \ub370\uc774\ud140\uc740 \ubaa8\ub4e0 \uc218\ud3c9\uc120\uacfc \ub2e4\ub978 \uc218\ud3c9\uc120\uc758 \uace0\ub3c4\uc640 \uc138\ub300\uac00 \ub9cc\ub4e4\uc5b4\uc9c0\ub294 \uc218\ud3c9\uc120\uc77c \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub7ec\ud55c \uc218\ud3c9\uc120\uacfc \uace0\ub3c4\uc758 \uad50\ucc28\uc810\uc740 \uc81c\uc870\uc5c5\uccb4\uac00 \ud68d\ub4dd\ud558\ub824\ub294 \ubd80\ud488\uc758 \uc0c8\ub85c\uc6b4 \uc810\uc73c\ub85c \uc774\uc5b4\uc9d1\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\uae30\uc900\uc810\uc740 \uc124\uacc4\uc5d0\uc11c \ub2e4\ub978 \ud53c\ucc98\ub97c \uce21\uc815\ud558\ub294 \ubd80\ud488\uc758 \ud3c9\uba74, \ud3c9\ud3c9\ud55c \ubc14\ub2e5\uba74\uc77c \uc218\ub3c4 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\ucd95\uc740 \uad6c\uba4d\uc744 \ub9cc\ub4e4 \ub54c \uc6d0\ud1b5\ud615 \ubd80\ud488\uc758 \uae30\uc900\uc774 \ub420 \uc218\ub3c4 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub7ec\ud55c \ub370\uc774\ud140\uc740 \uc81c\uc870 \uc911\uc778 \ubd80\ud488\uc774 \ub2e4\ub978 \ubd80\ud488\uacfc \uc815\ub82c\ub418\uc5b4 \ud6a8\uacfc\uc801\uc778 \uacb0\ud569 \ubc0f \uacb0\ud569\uc774 \uc774\ub8e8\uc5b4\uc9c0\ub3c4\ub85d \ubcf4\uc7a5\ud569\ub2c8\ub2e4. GD &amp; T\uc5d0\uc11c \ubc29\ud5a5, \uc704\uce58 \ubc0f \ud615\ud0dc \uc81c\uc5b4 \uae30\ub2a5\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4. \uce21\uc815\uc744 \uc704\ud55c \uacf5\ud1b5 \uc2dc\uc791\uc810\uc744 \uc81c\uacf5\ud560 \ubfd0\ub9cc \uc544\ub2c8\ub77c \ub2e4\ub978 \ud53c\ucc98\uc5d0 \ub300\ud55c \ud53c\ucc98\uc758 \uc801\uc808\ud55c \uc704\uce58\ub97c \ubcf4\uc7a5\ud569\ub2c8\ub2e4. \ub610\ud55c \ub3d9\uc2ec\ub3c4, \ud3c9\ud0c4\ub3c4, \ud3c9\ud0c4\ub3c4 \ub4f1 \ubd80\ud488\uc758 \uc8fc\uc694 \ud2b9\uc9d5\uc758 \uae30\ud558\ud559\uc801 \ubb34\uacb0\uc131\uc744 \uac15\ud654\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\ub370\uc774\ud140\uc740 \ubd80\ud488 \ud615\uc0c1\uc744 \uc81c\uc5b4\ud558\ub294 \ub370 \ub9e4\uc6b0 \uc911\uc694\ud569\ub2c8\ub2e4. \uccab\uc9f8, \ub204\uac00 \uce21\uc815\uc744 \uc218\ud589\ud558\ub4e0, \uce21\uc815\uc774 \uc774\ub8e8\uc5b4\uc9c0\ub294 \uc704\uce58\uc5d0 \uad00\uacc4\uc5c6\uc774 \uc77c\uad00\ub41c \uce21\uc815 \uae30\uc900\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4. \ub610\ud55c \ud53c\ucc98\uc758 \uc21c\uc11c\uc640 \uc77c\uad00\uc131\uc744 \ubcf4\uc7a5\ud558\uc5ec \ud3b8\ucc28 \ubc1c\uc0dd\uc744 \ucd5c\uc18c\ud654\ud569\ub2c8\ub2e4. \ub450 \ubc88\uc9f8 \ub370\uc774\ud140\uc740 \uc5d4\uc9c0\ub2c8\uc5b4\ub9c1 \uc5b4\uc148\ube14\ub9ac\uc758 \uad6c\uc131 \uc694\uc18c\uac00 \uc6d0\ud558\ub294 \ub300\ub85c \uc11c\ub85c \ub9de\ub3c4\ub85d \ubcf4\uc7a5\ud569\ub2c8\ub2e4. \ub370\uc774\ud130\uac00 \uc5c6\uc73c\uba74 \ubd80\ud488\uc758 \uc815\ub82c\uc774 \uc798\ubabb\ub418\uc5b4 \ucd5c\uc885 \uc81c\ud488\uc758 \uc131\ub2a5\uc774 \uc800\ud558\ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc138 \ubc88\uc9f8 \uae30\uc900\uc810\uc740 \uc5ec\ub7ec \ud3b8\ucc28\ub85c \uc778\ud55c \uacf5\ucc28 \ub204\uc801 \ubb38\uc81c\ub97c \ubc29\uc9c0\ud558\ub294 \ub370 \ub3c4\uc6c0\uc774 \ub429\ub2c8\ub2e4. \uc5d4\uc9c0\ub2c8\uc5b4\ub294 \ub370\uc774\ud140\uc5d0 \uacf5\ucc28\ub97c \uace0\uc815\ud558\uc5ec \ubd80\ud488 \ud53c\ucc98\uc758 \ud3b8\ucc28 \ud55c\uacc4\ub97c \uc81c\uc5b4\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\ub370\uc774\ud140\uc740 \ud488\uc9c8 \uad00\ub9ac\uc5d0\ub3c4 \ub9e4\uc6b0 \uc911\uc694\ud569\ub2c8\ub2e4. \uc5d4\uc9c0\ub2c8\uc5b4\ub294 \ubd80\ud488\uc774 \uc124\uacc4 \uc0ac\uc591\uc744 \uc900\uc218\ud558\ub294\uc9c0 \ud655\uc778\ud558\uae30 \uc704\ud574 \uc774\ub97c \uc0ac\uc6a9\ud569\ub2c8\ub2e4. 3\ucc28\uc6d0 \uce21\uc815\uae30(CMM)\uc640 \uac19\uc740 \ub3c4\uad6c\ub294 \uc815\ud655\ud558\uace0 \ubc18\ubcf5 \uac00\ub2a5\ud55c \uce21\uc815\uc744 \uc704\ud574 \ub370\uc774\ud140 \ud3ec\uc778\ud2b8\uc5d0 \uc758\uc874\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-types-of-datum-in-gd-amp-t-primary-secondary-and-tertiary\">GD&amp;T\uc758 \ub370\uc774\ud140 \uc720\ud615: 1\ucc28, 2\ucc28, 3\ucc28 \ub370\uc774\ud130 \uc720\ud615<\/h2>\n\n\n\n<p>\ub370\uc774\ud140\uc740 \uae30\ubcf8, \ubcf4\uc870, 3\ucc28 \ub370\uc774\ud140\uc758 \uc138 \uac00\uc9c0 \uacc4\uce35\uc801 \uc218\uc900\uc73c\ub85c \uc874\uc7ac\ud569\ub2c8\ub2e4. \uc774 \ub370\uc774\ud140\uc5d0 \ub300\ud55c \ucc38\uc870\ub294 \uc21c\ucc28\uc801\uc73c\ub85c \uc774\ub8e8\uc5b4\uc838\uc57c \ud558\uba70, \uae30\ubcf8 \ub370\uc774\ud140\uc774 \uac00\uc7a5 \uc120\ud638\ub418\uace0 3\ucc28 \ub370\uc774\ud140\uc774 \ub9c8\uc9c0\ub9c9\uc73c\ub85c \uc120\ud638\ub429\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-primary-datum\">\uae30\ubcf8 \ub370\uc774\ud140<\/h3>\n\n\n\n<p>\uc774 \uae30\uc900\uc810\uc740 \uc5d4\uc9c0\ub2c8\uc5b4\uac00 \ub2e4\ub978 \ubaa8\ub4e0 \uce21\uc815\uc744 \uc218\ud589\ud560 \ub54c \uac00\uc7a5 \uc120\ud638\ud558\ub294 \uc218\uc900\uc758 \ub370\uc774\ud130\uc785\ub2c8\ub2e4. \uc774 \ub370\uc774\ud140\uc740 \ubd80\ud488 \ubc29\ud5a5\uc758 \uae30\ucd08\ub97c \ud615\uc131\ud569\ub2c8\ub2e4. \ud3c9\ud3c9\ud55c \ud45c\uba74\uc5d0\ub294 \ubcd1\uc9c4 \ubc0f \ud68c\uc804 \uc6b4\ub3d9\uc778 1 \uc790\uc720\ub3c4(1 DoF)\ub97c \ud6a8\uacfc\uc801\uc73c\ub85c \uc81c\ud55c\ud560 \uc218 \uc788\ub294 \ucda9\ubd84\ud55c \uc811\ucd09\uc810\uc774 \uc788\uc5b4\uc57c \ud569\ub2c8\ub2e4. \uae30\ubcf8 \ub370\uc774\ud130\uc758 \uc120\ud0dd\uc740 \uc548\uc815\uc131, \uae30\ub2a5, \uc811\ucd09\uc810 \ub4f1 \uc138 \uac00\uc9c0 \uc8fc\uc694 \ud2b9\uc131\uc5d0 \ub530\ub77c \ub2ec\ub77c\uc9d1\ub2c8\ub2e4. \uae30\ubcf8 \ub370\uc774\ud140\uc758 \ubd80\ud488 \uc704\uce58 \uc9c0\uc815 \uae30\uc900\uc740 \uc548\uc815\uc801\uc774\uace0 \uc77c\uad00\uc131\uc774 \uc788\uc5b4\uc57c \ud569\ub2c8\ub2e4. <\/p>\n\n\n\n<p>\ud3c9\ud3c9\ud55c \ud45c\uba74\uc758 \uacbd\uc6b0 \uc138 \uac1c\uc758 \uc811\uc810\uc774 \uae30\ubcf8 \ub370\uc774\ud140 \ud3c9\uba74\uc744 \uc124\uc815\ud569\ub2c8\ub2e4. \uae30\ubcf8 \ub370\uc774\ud140\uc758 \uc608\ub85c\ub294 \ubc14\ub2e5\uc774 \ud3c9\ud3c9\ud55c \uae30\uacc4 \ubd80\ud488\uc744 \ub4e4 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4 \uc5d4\uc9c4 \ubc15\uc2a4\ub97c \uac80\uc0ac\ud558\ub294 \ub3d9\uc548 \ubd80\ud488\uc740 \ud3c9\ud3c9\ud55c \ud45c\uba74\uc5d0 \ub193\uc5ec \uc788\uc73c\uba70, \uc774\uac83\uc774 \uae30\ubcf8 \ub370\uc774\ud140\uc73c\ub85c \uc791\uc6a9\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-secondary-datum\">\ubcf4\uc870 \ub370\uc774\ud140<\/h3>\n\n\n\n<p>\uc774 \uae30\uc900\uc810\uc758 \uc120\ud0dd\uc740 \uae30\ubcf8 \ub370\uc774\ud140\uc744 \ub530\ub985\ub2c8\ub2e4. \uc5d4\uc9c0\ub2c8\uc5b4\uc640 \uc124\uacc4\uc790\ub294 \uc774 \uae30\uc900\uc810\uc744 \uc120\ud0dd\ud558\uc5ec \ubd80\ud488\uc744 \ub354 \uc81c\ud55c\ud558\uace0 \ucd94\uac00 DoF\ub97c \uc81c\uac70\ud569\ub2c8\ub2e4. \ubcf4\uc870 \uae30\uc900\uc810\uc5d0\ub294 \ubd80\ud488\uc5d0 \ub450 \uac1c \uc774\uc0c1\uc758 \uc811\uc810\uc774 \ud544\uc694\ud569\ub2c8\ub2e4. <\/p>\n\n\n\n<p>\ub300\ubd80\ubd84\uc758 \uacbd\uc6b0, \uc811\uc810\uc740 \uacf5\uc791\ubb3c \ubc29\ud5a5\uc744 \uc815\uc758\ud558\uae30 \uc704\ud574 \uae30\ubcf8 \ub370\uc774\ud140\uacfc \uc0c1\ud638 \uc791\uc6a9\ud558\ub294 \ucd95 \ub610\ub294 \ud45c\uba74\uc785\ub2c8\ub2e4. \ubcf4\uc870 \ub370\uc774\ud140\uc740 \ub450 \ubc88\uc9f8 \ucd95 \ub610\ub294 \ud68c\uc804 \ud3c9\uba74\uc5d0\uc11c \ud30c\ud2b8\uc758 \ubc29\ud5a5\uc744 \uc9c0\uc815\ud558\uace0 \ud53c\ucc98\uc758 \ub450 \uc810\uacfc \uc0c1\ud638 \uc791\uc6a9\ud558\uc5ec \ubc29\ud5a5\uc744 \uc9c0\uc815\ud574\uc57c \ud569\ub2c8\ub2e4. <\/p>\n\n\n\n<p>\ubcf4\uc870 \ub370\uc774\ud140\uc740 \uae30\ubcf8 \ub370\uc774\ud140\uacfc \uad00\ub828\ud558\uc5ec \uc81c\uc870 \uc911\uc778 \ubd80\ud488\uacfc\ub3c4 \uc815\ub82c\ub418\uc5b4\uc57c \ud569\ub2c8\ub2e4. \uc6d0\ud1b5\ud615 \ubd80\ud488\uc744 \uc608\ub85c \ub4e4\uc5b4 \uc124\uba85\ud569\ub2c8\ub2e4. \uc774 \uacbd\uc6b0 \uc6d0\ud1b5\ud615 \ud45c\uba74\uc774 \ubcf4\uc870 \ub370\uc774\ud140\uc774 \ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ud3c9\ud3c9\ud55c \ud45c\uba74\uc774 1\ucc28 \ub370\uc774\ud140\uc774 \ub418\uba74 \uc6d0\ud1b5\ud615 \ud45c\uba74\uc744 2\ucc28 \ub370\uc774\ud140\uc73c\ub85c \uc120\ud0dd\ud558\uba74 \uc6d0\ud1b5\ud615 \ucd95\uc744 \uc911\uc2ec\uc73c\ub85c \ud55c \ubd80\ud488\uc758 \ud68c\uc804\uc744 \uc81c\ud55c\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-tertiary-datum\">3\ucc28 \uae30\uc900\uc810<\/h3>\n\n\n\n<p>3\ucc28 \ub370\uc774\ud140\uc740 \ubd80\ud488\uc744 \uc644\uc804\ud788 \uc81c\ud55c\ud560 \ub54c \uc801\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc138 \ubc88\uc9f8 DoF\ub97c \uc644\uc804\ud788 \uc81c\uac70\ud560 \ub54c \ud544\uc694\ud569\ub2c8\ub2e4. 3\ucc28 \ub370\uc774\ud140\uc5d0\uc11c\ub294 \ud558\ub098\uc758 \uc811\uc810\uc774 \uc138 \ubc88\uc9f8 \ucd95\uc5d0\uc11c \ubd80\ud488\uc744 \uc548\uc815\ud654\ud558\uc5ec 3D \uacf5\uac04\uc5d0\uc11c \ubd80\ud488\uc758 \uc644\uc804\ud55c \uad6c\uc18d\uc744 \ubcf4\uc7a5\ud569\ub2c8\ub2e4. <\/p>\n\n\n\n<p>3\ucc28 \ub370\uc774\ud140\uc740 \uae30\ub2a5\uc0c1 \ub098\uba38\uc9c0 DoF\ub97c \uc644\uc804\ud788 \uc7a0\uadf8\uace0 \ubaa8\ub4e0 \uc774\ub3d9\uc774\ub098 \ud68c\uc804\uc744 \uc81c\ud55c\ud569\ub2c8\ub2e4. \ucd5c\uc18c\ud55c \ud558\ub098\uc758 \uc810 \uc811\ucd09, \uc989 \ubaa8\uc11c\ub9ac\ub97c \ud1b5\ud574 \uc644\uc804\ud55c \uc81c\uc57d\uc744 \ucda9\uc871\ud569\ub2c8\ub2e4. <\/p>\n\n\n\n<p>3\ucc28 \ub370\uc774\ud140\uc758 \uadf8\ub9bc\uc740 \ud3c9\ud3c9\ud55c \ubca0\uc774\uc2a4\uc640 \uc6d0\ud1b5\ud615 \ud53c\ucc98\uac00 \uc788\ub294 \uae30\uacc4 \ubd80\ud488\uc785\ub2c8\ub2e4. \ud3c9\ud3c9\ud55c \ubca0\uc774\uc2a4\ub294 1\ucc28 \ub370\uc774\ud140\uc744 \ud615\uc131\ud558\uace0 \uc6d0\ud1b5\ud615 \ud53c\ucc98\ub294 2\ucc28 \ub370\uc774\ud140\uc744 \ub9cc\ub4e4 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc791\uc740 \uad6c\uba4d\uc744 \ucd94\uac00\ud558\uba74 3\ucc28 \ub370\uc774\ud140\uc73c\ub85c \uc0ac\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774 \uad6c\uba4d\uc740 \ucd5c\uc885 DoF\ub97c \uace0\uc815\ud558\uc5ec \uc870\ub9bd \uc911\uc5d0 \uc815\ud655\ud55c \ubd80\ud488 \ubc29\ud5a5\uc744 \ubcf4\uc7a5\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<div class=\"article-cta-container\" style=\"--bg-image: url('\/wp-content\/uploads\/2025\/11\/CNC-machining-service-CTA-in-blogs.webp'); background-image: var(--bg-image); background-repeat:no-repeat; background-position:center; background-size:cover;\">\n    <div class=\"article-cta-left\"><\/div>\n    <div class=\"article-cta-right\">\n        <div class=\"article-cta-title\">\ub514\uc790\uc778\uc744 \ud604\uc2e4\ub85c \ub9cc\ub4e4\uc5b4 \ubcf4\uc138\uc694<\/div>\n        <a href=\"https:\/\/firstmold.com\/ko\/quote\/\" class=\"fancy-btn\" role=\"button\" tabindex=\"0\">\n    \uc9c0\uae08 \ubc14\ub85c \ud504\ub85c\uc81d\ud2b8\ub97c \uc2dc\uc791\ud558\uc138\uc694\n    <i class=\"fa fa-cog btn-icon\"><\/i>\n<\/a>\n        <\/a>\n    <\/div>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-datum-reference-frames-establishing-a-coordinate-system\">\ub370\uc774\ud140 \ucc38\uc870 \ud504\ub808\uc784: \uc88c\ud45c\uacc4 \uc124\uc815<\/h2>\n\n\n\n<p>\ub370\uc774\ud140 \uae30\uc900 \ud504\ub808\uc784(DRF)\uc740 GD&amp;T\uc758 \ud575\uc2ec \uac1c\ub150\uc785\ub2c8\ub2e4. \uc81c\uc870 \uc5b4\uc148\ube14\ub9ac\uc5d0\uc11c \uc815\ud655\ud55c \uce21\uc815\uc744 \uc704\ud574 \ubd80\ud488 \ud615\uc0c1\uc744 \uc81c\uc5b4\ud558\ub294 \ub370 \ub9e4\uc6b0 \uc911\uc694\ud569\ub2c8\ub2e4. 1\ucc28, 2\ucc28, 3\ucc28\uc758 \uc138 \uac00\uc9c0 \uc21c\ucc28\uc801 \ub370\uc774\ud130\ub294 DRF\uc758 \uc77c\ubd80\uc785\ub2c8\ub2e4. \ucd95, \ud3c9\ud3c9\ud55c \ud45c\uba74, \uad6c\uba4d\uc744 \ud3ec\ud568\ud55c \ub2e4\uc591\ud55c \ud615\uc0c1\uc740 DRF\ub97c \uad6c\uc131\ud558\ub294 \ud575\uc2ec \uae30\uc900\uc810, \uc120, \ud3c9\uba74\uc785\ub2c8\ub2e4. \uc774\ub7ec\ud55c \ud2b9\uc9d5\uc740 \ubd80\ud488\uc758 \uc815\ud655\ud55c \uce21\uc815, \ubc29\ud5a5 \ubc0f \uc704\uce58 \uc9c0\uc815\uc744 \uc704\ud55c 3D \uc88c\ud45c\uacc4\ub97c \uc124\uc815\ud558\ub294 \ub370\uc774\ud130\uc785\ub2c8\ub2e4. <\/p>\n\n\n\n<p>DRF\ub294 X, Y, Z \ucd95\uc758 \uc774\ub3d9\uacfc \uac01 \ucd95\uc758 \ud68c\uc804\uc744 \ud3ec\ud568\ud558\uc5ec 6\uac1c\uc758 DoF\ub97c \uc815\uc758\ud569\ub2c8\ub2e4. DRF\ub294 \uc774 6\uac1c\uc758 DoF\uc5d0\uc11c \uc6c0\uc9c1\uc784\uc744 \uc81c\ud55c\ud558\uc5ec \uacf5\uac04\uc5d0\uc11c \ubd80\ud488\uc744 \uc644\uc804\ud788 \uc815\uc758\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-steps-in-creating-drf\">DRF \uc0dd\uc131 \ub2e8\uacc4<\/h3>\n\n\n\n<ol style=\"list-style-type:lower-alpha\" class=\"wp-block-list\">\n<li>\ud30c\ud2b8 \ubc29\ud5a5\uc5d0 \ub300\ud55c \uae30\ubcf8 \ucc38\uc870\ub97c \uc81c\uacf5\ud560 \uae30\ubcf8 \ub370\uc774\ud140\uc744 \uc120\ud0dd\ud569\ub2c8\ub2e4. \uc774 \uae30\ubcf8 \ub370\uc774\ud140\uc740 \ud3c9\uba74\uc744 \ub530\ub77c \uc774\ub3d9\uc744 \uc81c\ud55c\ud558\uc5ec \uccab \ubc88\uc9f8 \uc88c\ud45c\uacc4\ub97c \uc124\uc815\ud569\ub2c8\ub2e4. \uc774 \ub2e8\uacc4\uc5d0\uc11c\ub294 \uccab \ubc88\uc9f8 DoF \uc138\ud2b8\ub97c \uc7a0\uae09\ub2c8\ub2e4.<\/li>\n\n\n\n<li>\ubcf4\uc870 \ub370\uc774\ud140\uc744 \uc124\uc815\ud558\uc5ec 2\uac1c\uc758 \ucd94\uac00 DoF\uc758 \ub450 \ubc88\uc9f8 \uc138\ud2b8\ub97c \uace0\uc815\ud569\ub2c8\ub2e4. \uc774 \ub2e8\uacc4\ub294 \uc88c\ud45c\uacc4\uc758 \ub450 \ubc88\uc9f8 \ucd95\uc744 \uc815\uc758\ud558\ub294 \ub370 \ub3c4\uc6c0\uc774 \ub429\ub2c8\ub2e4.<\/li>\n\n\n\n<li>\ub098\uba38\uc9c0 DoF\ub97c \uace0\uc815\ud558\ub824\uba74 3\ucc28 \ub370\uc774\ud140\uc744 \uc120\ud0dd\ud569\ub2c8\ub2e4. \uc774 \ub370\uc774\ud140\uc740 \ub370\uc774\ud140 \ud504\ub808\uc784\uc758 \uc644\uc804\ud55c \uace0\uc815\uc744 \ubcf4\uc7a5\ud569\ub2c8\ub2e4. \ub9c8\uc9c0\ub9c9 \ucd95 \ub610\ub294 \ud3c9\uba74\uc744 \uc815\uc758\ud558\uc5ec 3\ucd95 \uc88c\ud45c\uacc4\ub97c \uc644\uc131\ud569\ub2c8\ub2e4.<\/li>\n<\/ol>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-planes-of-drf\">DRF\uc758 \ud3c9\uba74\ub3c4<\/h3>\n\n\n\n<p>\uae30\ubcf8, \ubcf4\uc870, 3\ucc28\uc758 \uc138 \uac00\uc9c0 DRF \ub370\uc774\ud140\uc740 3D \uc88c\ud45c\uacc4\ub85c \uc774\uc5b4\uc9c0\ub294 \uc138 \uac1c\uc758 \uc218\uc9c1\uba74\uc744 \uc0dd\uc131\ud569\ub2c8\ub2e4. \uc774\ub7ec\ud55c \ub370\uc774\ud140\uc5d0\ub294 \ub370\uc774\ud140 A, \ub370\uc774\ud140 B \ubc0f \ub370\uc774\ud140 C\uac00 \ud3ec\ud568\ub429\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\ub370\uc774\ud140 A\ub294 3\uac1c\uc758 DoF\ub97c \uc81c\uc57d\ud558\ub294 \uae30\ubcf8 \uae30\uc900\uc785\ub2c8\ub2e4. \ud3c9\ud3c9\ud55c \ud45c\uba74 \ub610\ub294 \ucd95\uc774 \ub370\uc774\ud140 A\ub85c \uc0ac\uc6a9\ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4 \ud3c9\ud3c9\ud55c \ud45c\uba74\uc744 \uac00\uc9c4 \ubd80\ud488\uc758 \uacbd\uc6b0 \ud3c9\ud3c9\ud55c \ubc14\ub2e5\uc774 \uae30\uc900\uc810 A\uac00 \ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uae30\uc900\uc810 B\ub294 \uae30\uc900\uc810 A\uc5d0 \uc218\uc9c1\uc774\uba70 \ub450 \uac1c\uc758 DoF\ub97c \ub354 \uc815\uc758\ud569\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4 \ubd80\ud488\uc758 \uce21\uba74\uc740 \uae30\uc900\uc810 B\uac00 \ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774 \uae30\uc900\uc810 \ud3c9\uba74 \ubc29\ud5a5\uc740 \uac00\uc7a5\uc790\ub9ac \ub610\ub294 \uad6c\uba4d\uacfc \uac19\uc740 \uc8fc\uc694 \ud2b9\uc9d5\uacfc \uc815\ub82c\ub429\ub2c8\ub2e4.  \ub370\uc774\ud140 C\ub294 \ub370\uc774\ud140 A\uc640 \ub370\uc774\ud140 B\uc5d0 \uc218\uc9c1\uc774\uba70 3D \uacf5\uac04\uc5d0\uc11c \ubd80\ud488\uc758 \uc804\uccb4 \uc815\uc758\ub97c \ubcf4\uc7a5\ud569\ub2c8\ub2e4. \uac00\uc7a5\uc790\ub9ac\uc640 \uac19\uc740 \uc791\uc740 \ud53c\ucc98\uc77c \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-how-datums-impact-tolerances-and-assembly\">\ub370\uc774\ud140\uc774 \uacf5\ucc28 \ubc0f \uc5b4\uc148\ube14\ub9ac\uc5d0 \ubbf8\uce58\ub294 \uc601\ud5a5<\/h2>\n\n\n\n<p>\ub370\uc774\ud140\uc740 \ubd80\ud488 \ud53c\ucc98\uc5d0 \uacf5\ucc28\ub97c \uc801\uc6a9\ud558\ub294 \ub370 \uc9c1\uc811\uc801\uc778 \uc601\ud5a5\uc744 \ubbf8\uce69\ub2c8\ub2e4. \ub530\ub77c\uc11c \uc124\uacc4 \ud504\ub85c\uc138\uc2a4\uc5d0\uc11c \ubd80\ud488\uc774 \uc5b4\uc148\ube14\ub9ac\uc5d0 \ub9de\ub294 \ubc29\uc2dd\uc744 \uacb0\uc815\ud569\ub2c8\ub2e4. \ub370\uc774\ud130\ub97c \uc62c\ubc14\ub974\uac8c \ub9cc\ub4e4\uace0 \uc815\uc758\ud558\uba74 \ud53c\ucc98\uc758 \uae30\ud558\ud559\uc801 \uc0c1\uad00\uad00\uacc4\ub97c \uba74\ubc00\ud558\uac8c \uc81c\uc5b4\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub7ec\ud55c \uad00\uacc4\ub294 \uacf5\ucc28 \uad00\ub9ac\uc5d0 \ub3c4\uc6c0\uc774 \ub418\uc5b4 \uc624\ub958\ub97c \uc904\uc774\uace0 \ud6a8\uacfc\uc801\uc778 \uc5b4\uc148\ube14\ub9ac \uc131\ub2a5\uc73c\ub85c \uc774\uc5b4\uc9d1\ub2c8\ub2e4. <\/p>\n\n\n\n<p>\ub370\uc774\ud140\uc774 \uacf5\ucc28\uc5d0 \ubbf8\uce58\ub294 \uc601\ud5a5 \uc911 \ud558\ub098\ub294 \ud53c\ucc98 \uc704\uce58\uc640 \ubc29\ud5a5\uc744 \uc81c\uc5b4\ud558\ub294 \uac83\uc785\ub2c8\ub2e4. \uc5d4\uc9c0\ub2c8\uc5b4\ub294 \ub370\uc774\ud140\uc744 \uae30\uc900\uc73c\ub85c \uacf5\ucc28\ub97c \uc815\uc758\ud558\uc5ec \uc81c\uc870 \uacfc\uc815\uc5d0\uc11c \uc57d\uac04\uc758 \ubcc0\ud654\uac00 \uc788\ub354\ub77c\ub3c4 \ud45c\uba74, \uad6c\uba4d \ubc0f \uc2ac\ub86f\uc744 \uc815\ud655\ud55c \uc704\uce58\uc5d0 \uc801\uc808\ud788 \ubc30\uce58\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4 \uae30\uc900\uba74 A\uc640 \uae30\uc900\uba74 B\uc758 \ub450 \uce58\uc218\ub294 \uad6c\uba4d\uc758 \uc704\uce58\ub97c \uc815\uc758\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uacf5\ucc28\ub294 \uac00\ub2a5\ud55c \ud3b8\ucc28 \ubc94\uc704\ub97c \uc9c0\uc815\ud558\ub294 \ubc18\uba74, \uae30\uc900\uc810\uc744 \uc0ac\uc6a9\ud558\uba74 \uad6c\uba4d\uc774 \ud3b8\ucc28 \ubc94\uc704 \ub0b4\uc5d0\uc11c \ub2e4\ub978 \ud53c\ucc98\uc640 \uc815\ub82c\ub429\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\ub370\uc774\ud140\uc758 \ub450 \ubc88\uc9f8 \uc601\ud5a5\uc740 \uae30\ud558\ud559\uc801 \uc81c\uc5b4\ub97c \uac1c\uc120\ud558\ub294 \uac83\uc785\ub2c8\ub2e4. \ud558\ub098 \uc774\uc0c1\uc758 \ub370\uc774\ud140\uc740 \ub3d9\uc2ec\ub3c4, \ud3c9\ud0c4\ub3c4, \ud3c9\ud589\ub3c4\uc640 \uac19\uc740 GD &amp; T\uc758 \uae30\ud558\ud559\uc801 \ud5c8\uc6a9 \uc624\ucc28\ub97c \uacb0\uc815\ud569\ub2c8\ub2e4. \uc81c\uc870\uc5c5\uccb4\ub294 \uacf5\ucc28\ub97c \ub370\uc774\ud140\uc5d0 \uace0\uc815\ud558\uc5ec \uae30\ub2a5\uc744 \ubc29\ud574\ud558\uc9c0 \uc54a\uc73c\uba74\uc11c \ud53c\ucc98 \ud615\uc0c1\uc758 \ubcc0\ud654\ub97c \uc81c\uc5b4\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4, \uc81c\uc870\uc5c5\uccb4\ub294 \uae30\uc900\uc810 A\ub97c \uae30\uc900\uc73c\ub85c \ud45c\uba74\uc758 \ud3c9\ud0c4\ub3c4\ub97c \uc81c\uc5b4\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ud3c9\ud0c4\ub3c4 \uacf5\ucc28\ub85c \uae30\uc900\uc810\uc744 \uace0\uc815\ud558\uba74 \ud6a8\uacfc\uc801\uc778 \uc870\ub9bd\uc744 \uc704\ud574 \ud3b8\ucc28\uac00 \ud5c8\uc6a9 \uac00\ub2a5\ud55c \ud55c\ub3c4 \ub0b4\uc5d0 \uc720\uc9c0\ub418\ub3c4\ub85d \uc870\uc808\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. <\/p>\n\n\n\n<p>\ub370\uc774\ud140\uc774 \uacf5\ucc28\uc5d0 \ubbf8\uce58\ub294 \ub610 \ub2e4\ub978 \uc601\ud5a5\uc740 \ud53c\ucc98 \uc804\ubc18\uc5d0 \uac78\uccd0 \uc218\ub9ce\uc740 \uc791\uc740 \ud3b8\ucc28\uac00 \ub204\uc801\ub418\ub294 \uacf5\ucc28 \uc2a4\ud0dd\uc5c5\uc744 \uc904\uc774\ub294 \uac83\uc785\ub2c8\ub2e4. \uc774\ub7ec\ud55c \uc5ec\ub7ec \ud3b8\ucc28\ub294 \ub354 \ud070 \uc624\ucc28\ub85c \uc774\uc5b4\uc838 \ubd80\ud488\uc758 \ud53c\ud305\uc744 \ubc29\ud574\ud569\ub2c8\ub2e4. \uc81c\uc870\uc5c5\uccb4\ub294 \uacf5\ucc28\ub97c \ub370\uc774\ud140\uc5d0 \uace0\uc815\ud558\uc5ec \uc774\ub7ec\ud55c \uc624\ub958\ub97c \uc904\uc77c \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4 \uc5b4\uc148\ube14\ub9ac\uc5d0\ub294 \ud328\uc2a4\ub108\ub97c \uc815\ub82c\ud558\uae30 \uc704\ud574 \uc5ec\ub7ec \uac1c\uc758 \uad6c\uba4d\uc774 \uc788\uc744 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uad6c\uba4d\uc5d0 \uacf5\ud1b5 \ub370\uc774\ud140\uc774 \uc788\uc73c\uba74 \uc624\uc815\ub82c \uc704\ud5d8\uc774 \ucd5c\uc18c\ud654\ub429\ub2c8\ub2e4. \uadf8\ub7ec\ub098 \ub370\uc774\ud140\uc744 \ub193\uce58\uba74 \uad6c\uba4d\uc758 \uc0ac\uc18c\ud55c \uc704\uce58 \uc624\ub958\uac00 \ub204\uc801\ub418\uc5b4 \uc870\ub9bd\uc774 \uc81c\ub300\ub85c \uc774\ub8e8\uc5b4\uc9c0\uc9c0 \uc54a\uc744 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-common-datum-symbols-and-notations-in-gd-amp-t-drawings\">GD&amp;T \ub3c4\uba74\uc5d0\uc11c\uc758 \uc77c\ubc18\uc801\uc778 \ub370\uc774\ud140 \uae30\ud638 \ubc0f \ud45c\uae30\ubc95<\/h2>\n\n\n\n<p>GD&amp;T\uc5d0\uc11c\ub294 \ub2e4\uc591\ud55c \uae30\ud638\uc640 \ud45c\uae30\ubc95\uc774 \ub370\uc774\ud140\uc744 \ub098\ud0c0\ub0c5\ub2c8\ub2e4. \uae30\ud638\ub294 \ub370\uc774\ud140 \ud2b9\uc9d5 \uc2dd\ubcc4\uc758 \ubcf4\ud3b8\uc801\uc778 \ud504\ub808\uc784\uc6cc\ud06c\uc785\ub2c8\ub2e4. \uc774\ub7ec\ud55c \ud45c\uae30\ubc95\uc744 \ud1b5\ud574 \uc81c\uc870\uc5c5\uccb4\uc640 \uac80\uc0ac\uc790\ub294 \ubd80\ud488\uc758 \uae30\ud558\ud559\uc801 \uad00\uacc4\uc5d0 \ub300\ud55c \uc774\ud574\ub97c \ud6a8\uacfc\uc801\uc73c\ub85c \uc804\ub2ec\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-datum-feature-symbol\">\ub370\uc774\ud140 \uae30\ub2a5 \uae30\ud638<\/h3>\n\n\n\n<p>\uc9c1\uc0ac\uac01\ud615 \uc0c1\uc790\ub85c \ub458\ub7ec\uc2f8\uc778 \ub300\ubb38\uc790\ub85c \uad6c\uc131\ub429\ub2c8\ub2e4. \uc774 \uae30\ud638\ub294 \ub9ac\ub354\uc758 \uc77c\ubd80\uc640 \uc5f0\uacb0\ub429\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-datum-target-symbol\">\uae30\uc900\uc810 \ub300\uc0c1 \uae30\ud638<\/h3>\n\n\n\n<p>\uc774 \uae30\ud638\ub294 \ud2b9\uc815 \uc601\uc5ed, \uc120 \ub610\ub294 \uc810\uc774 \uc804\uccb4 \ud53c\ucc98\uac00 \uc544\ub2cc \ub370\uc774\ud140\uc744 \ub098\ud0c0\ub0b4\ub294 \uacbd\uc6b0\uc5d0\ub9cc \uc801\uc6a9\ub429\ub2c8\ub2e4. \ub113\uac70\ub098 \ubd88\uaddc\uce59\ud55c \ud45c\uba74\uc758 \uc77c\ubd80\uc5d0\uc11c \ub370\uc774\ud140\uc744 \ucc3e\uc744 \ub54c \ud544\uc694\ud569\ub2c8\ub2e4. \uc774 \uae30\ud638\ub294 \uc22b\uc790\uac00 \uc788\ub294 \uc6d0\uc785\ub2c8\ub2e4. \uc9c0\uc2dc\uc120\uc740 \uc774 \uae30\ud638\ub97c \ubd80\ud488\uc758 \uc815\ud655\ud55c \uc9c0\uc810\uc5d0 \uc5f0\uacb0\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-datum-reference-frame-notation-drf\">\ub370\uc774\ud140 \uae30\uc900 \ud504\ub808\uc784 \ud45c\uae30\ubc95(DRF)<\/h3>\n\n\n\n<p>\uc774 \ud45c\uae30\ubc95\uc740 3D \uacf5\uac04\uc5d0\uc11c \ud30c\ud2b8\uc758 \ubc29\ud5a5\uacfc \ucee8\uc2a4\ud2b8\ub808\uc778\ud2b8\ub97c \uc815\uc758\ud569\ub2c8\ub2e4. DRF\uc5d0\ub294 \ub370\uc774\ud140\uc758 \uacc4\uce35 \uad6c\uc870\ub97c \ub098\ud0c0\ub0b4\ub294 \uc77c\ub828\uc758 \ub370\uc774\ud140 \ubb38\uc790\uac00 \ud3ec\ud568\ub429\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-feature-control-frame-fcf\">\uae30\ub2a5 \uc81c\uc5b4 \ud504\ub808\uc784(FCF)<\/h3>\n\n\n\n<p>FCF\ub294 \uae30\ud558\ud559\uc801 \uacf5\ucc28\uc5d0 \ub300\ud55c \uc815\ubcf4\uac00 \uc788\ub294 \uc9c1\uc0ac\uac01\ud615 \uc0c1\uc790\uc785\ub2c8\ub2e4. \uc5ec\uae30\uc5d0\ub294 \ud5c8\uc6a9 \uc624\ucc28 \uae30\ud638\uc640 \ud5c8\uc6a9 \uc624\ucc28 \uac12\uc774 \uc788\uc2b5\ub2c8\ub2e4. FCF\uc5d0\ub294 \uc0ac\uc6a9 \uc911\uc778 \ub370\uc774\ud130 \ubaa9\ub85d\uc774 \uc6b0\uc120\uc21c\uc704\uc5d0 \ub530\ub77c \ud3ec\ud568\ub418\uc5b4 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-centerline-symbol-or-datum-axis\">\uc911\uc2ec\uc120 \uae30\ud638 \ub610\ub294 \uae30\uc900\ucd95<\/h3>\n\n\n\n<p>\uc774 \uae30\ud638\ub294 \ucd95\uc744 \uc911\uc2ec\uc73c\ub85c \ud68c\uc804\ud558\ub294 \uc6d0\ud1b5\ud615 \ud53c\ucc98 \ub610\ub294 \ud53c\ucc98\uc5d0 \uc801\uc6a9\ub429\ub2c8\ub2e4. \uae34 \uc810\uc120\uc740 \uc911\uc2ec\uc120 \ub610\ub294 \ucd95\uc774 \ub370\uc774\ud140\uc784\uc744 \ub098\ud0c0\ub0c5\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-mmc-symbol\">MMC \uae30\ud638<\/h3>\n\n\n\n<p>\uc774 \uae30\ud638\ub294 \uc6d0 \uc548\uc5d0 \"M\" \uae30\ud638\uac00 \uc788\ub294 \ub370\uc774\ud140 \uc218\uc815\uc790\uc785\ub2c8\ub2e4. \uc774\ub294 \ub370\uc774\ud140 \uae30\uc900\uc774 \ucd5c\ub300 \uc7ac\ub8cc \uc870\uac74\uc5d0\uc11c \uc801\uc6a9\ub428\uc744 \ub098\ud0c0\ub0c5\ub2c8\ub2e4.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><img decoding=\"async\" width=\"500\" height=\"262\" src=\"https:\/\/firstmold.com\/wp-content\/uploads\/2024\/10\/mmc-symbol.webp\" alt=\"MMC \uae30\ud638\" class=\"wp-image-24089\" style=\"width:400px\" srcset=\"https:\/\/firstmold.com\/wp-content\/uploads\/2024\/10\/mmc-symbol.webp 500w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/10\/mmc-symbol-300x157.webp 300w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/10\/mmc-symbol-18x9.webp 18w\" sizes=\"(max-width: 500px) 100vw, 500px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large is-resized\"><img decoding=\"async\" width=\"1024\" height=\"428\" src=\"https:\/\/firstmold.com\/wp-content\/uploads\/2024\/10\/MMC-Symbol-in-Design-Drawings-1024x428.webp\" alt=\"\uc124\uacc4 \ub3c4\uba74\uc758 MMC \uae30\ud638\" class=\"wp-image-24088\" style=\"width:600px\" srcset=\"https:\/\/firstmold.com\/wp-content\/uploads\/2024\/10\/MMC-Symbol-in-Design-Drawings-1024x428.webp 1024w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/10\/MMC-Symbol-in-Design-Drawings-300x125.webp 300w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/10\/MMC-Symbol-in-Design-Drawings-768x321.webp 768w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/10\/MMC-Symbol-in-Design-Drawings-18x8.webp 18w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/10\/MMC-Symbol-in-Design-Drawings-600x251.webp 600w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/10\/MMC-Symbol-in-Design-Drawings.webp 1200w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-lmc-symbol\">LMC \uae30\ud638<\/h3>\n\n\n\n<p>\uc774 \uae30\ud638\ub294 \uc6d0\uc73c\ub85c \ub458\ub7ec\uc2f8\uc778 \"L\"\uc785\ub2c8\ub2e4. \uc774 \uae30\ud638\ub294 \uae30\uc900\uc774 \ud558\ub098 \uc774\uc0c1\uc758 \uc7ac\ub8cc \uc870\uac74\uc5d0 \uc801\uc6a9\ub428\uc744 \ub098\ud0c0\ub0c5\ub2c8\ub2e4.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"500\" height=\"267\" src=\"https:\/\/firstmold.com\/wp-content\/uploads\/2024\/10\/LMC-symbol.webp\" alt=\"LMC \uae30\ud638\" class=\"wp-image-24087\" style=\"width:400px\" srcset=\"https:\/\/firstmold.com\/wp-content\/uploads\/2024\/10\/LMC-symbol.webp 500w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/10\/LMC-symbol-300x160.webp 300w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/10\/LMC-symbol-18x10.webp 18w\" sizes=\"(max-width: 500px) 100vw, 500px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"421\" src=\"https:\/\/firstmold.com\/wp-content\/uploads\/2024\/10\/lmc-symbol-in-design-drawing-1024x421.webp\" alt=\"\ub514\uc790\uc778 \ub3c4\uba74\uc758 LMC \uae30\ud638\" class=\"wp-image-24086\" style=\"width:600px\" srcset=\"https:\/\/firstmold.com\/wp-content\/uploads\/2024\/10\/lmc-symbol-in-design-drawing-1024x421.webp 1024w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/10\/lmc-symbol-in-design-drawing-300x123.webp 300w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/10\/lmc-symbol-in-design-drawing-768x316.webp 768w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/10\/lmc-symbol-in-design-drawing-18x7.webp 18w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/10\/lmc-symbol-in-design-drawing-600x247.webp 600w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/10\/lmc-symbol-in-design-drawing.webp 1200w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-practical-examples-of-datum-application-in-manufacturing\">\uc81c\uc870 \ubd84\uc57c\uc5d0\uc11c \ub370\uc774\ud130 \uc801\uc6a9\uc758 \uc2e4\uc81c \uc0ac\ub840<\/h2>\n\n\n\n<p>\uc81c\uc870\uc5c5\uccb4\ub294 \ub2e4\uc591\ud55c \uc2e4\uc81c \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc5d0 \ub370\uc774\ud140\uc744 \uad11\ubc94\uc704\ud558\uac8c \uc801\uc6a9\ud569\ub2c8\ub2e4. \ud56d\uacf5\uc6b0\uc8fc \uc0b0\uc5c5\uc5d0\uc11c \uacf5\ucc28\ub294 \ub192\uc740 \uc548\uc804\uc131\uacfc \uc131\ub2a5\uc744 \ubcf4\uc7a5\ud558\ub294 \uc81c\uc870\uc5d0 \ub9e4\uc6b0 \uc911\uc694\ud569\ub2c8\ub2e4. DRF\ub294 \ud06c\uace0 \ubcf5\uc7a1\ud55c \ud56d\uacf5\uae30 \ub0a0\uac1c\ub97c \uc81c\uc870\ud558\ub294 \ub370 \ub3c4\uc6c0\uc744 \uc8fc\uc5b4 \uc911\uc694\ud55c \ud2b9\uc9d5\uc758 \uc815\ub82c\uacfc \uc81c\uc5b4\ub97c \ubcf4\uc7a5\ud569\ub2c8\ub2e4. <\/p>\n\n\n\n<p>\uc608\ub97c \ub4e4\uc5b4 \uc81c\uc870\uc5c5\uccb4\ub294 \ub0a0\uac1c \uc5b4\uc148\ube14\ub9ac\uc5d0\uc11c \ud56d\uacf5\uae30 \ub0a0\uac1c\uc758 \uc55e\ucabd \uac00\uc7a5\uc790\ub9ac\ub97c \ub530\ub77c \uae30\uc900\uba74(\ub370\uc774\ud140 \ud50c\ub808\uc778)\uc744 \uc124\uc815\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774 \uae30\uc900\uba74\uc5d0\ub294 \ub0a0\uac1c \ud45c\uba74\uc758 \uc815\ud655\ud55c \ubc29\ud5a5\uc744 \uc815\uc758\ud558\uae30 \uc704\ud574 \ub0a0\uac1c \ud50c\ub7a9\uc5d0 \ucd94\uac00 \uae30\uc900\uc810\uc744 \ud3ec\ud568\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub7ec\ud55c \ubc30\uc5f4\uc740 \uc2a4\ud3ec\uc77c\ub7ec, \ud50c\ub7a9, \uc5d0\uc77c\ub7ec\ub860\uc744 \ud3ec\ud568\ud55c \ubaa8\ub4e0 \ub0a0\uac1c \ubd80\ud488\uc758 \ud6a8\uacfc\uc801\uc778 \uc815\ub82c\uc744 \ubcf4\uc7a5\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\uc81c\uc870\uc5c5\uccb4\ub294 \uc790\ub3d9\ucc28 \uc0b0\uc5c5\uc5d0\uc11c \uc5d4\uc9c4 \ube14\ub85d\uc744 \uac00\uacf5\ud560 \ub54c \ub370\uc774\ud130\ub97c \uc801\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc5d4\uc9c4 \ube14\ub85d\uc744 \uac00\uacf5\ud558\ub294 \ub3d9\uc548 \uae30\uc220\uc790\ub098 \uc5d4\uc9c0\ub2c8\uc5b4\ub294 \ube14\ub85d\uc758 \ubc14\ub2e5\uc744 \uae30\ubcf8 \ub370\uc774\ud130\ub85c \uc120\ud0dd\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc2e4\ub9b0\ub354\uc758 \uc911\uc2ec\uc120\uc740 \ubcf4\uc870 \ub370\uc774\ud130\uac00 \ub429\ub2c8\ub2e4. \uc774 \ub370\uc774\ud140\uc740 \ubcf4\uc5b4\ud640\uacfc \ud45c\uba74\uc758 \uc815\ud655\ud55c \uc815\ub82c\uc744 \ubcf4\uc7a5\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-conclusion\">\uacb0\ub860<\/h2>\n\n\n\n<p>GD &amp; T\ub294 \uc81c\uc870 \uacf5\uc815 \uc2dc\uc2a4\ud15c\uc5d0\uc11c \ubd80\ud488\uc758 \ud30c\ud2f0\uc158\uc744 \uc815\uc758\ud558\uace0 \uc804\ub2ec\ud558\ub294 \uc5ed\ud560\uc744 \ud569\ub2c8\ub2e4. \ub370\uc774\ud140\uc740 \ubd80\ud488 \uc81c\uc870\uc758 \ub2e4\ub978 \ud2b9\uc9d5\uc5d0 \ub300\ud55c \uc88c\ud45c\uacc4\ub97c \uc124\uc815\ud558\ub294 \ub370 \uc911\uc694\ud55c \uac1c\ub150\uc785\ub2c8\ub2e4. \ub370\uc774\ud140\uc740 \uc81c\uc870 \uacf5\uc815\uc5d0\uc11c \ud2b9\uc815 \ub9de\ucda4\uacfc \uae30\ub2a5\uc744 \ubcf4\uc7a5\ud558\ub294 GD&amp;T\uc758 \ud544\uc218 \uc694\uc18c \uc911 \ud558\ub098\uc785\ub2c8\ub2e4. \ubd80\ud488 \uc81c\uc870\uc758 \ub2e4\ub978 \ud2b9\uc9d5\uc5d0 \ub300\ud55c \uae30\uc900\uc774 \ub418\ub294 \uc88c\ud45c\uacc4\ub97c \uc124\uc815\ud558\ub294 \ub370 \uc911\uc694\ud55c \uc5ed\ud560\uc744 \ud569\ub2c8\ub2e4. <\/p>\n\n\n\n<p>DRF\ub294 \uc81c\uc870 \uc5b4\uc148\ube14\ub9ac\uc5d0\uc11c \uc815\ud655\ud55c \uce21\uc815\uc744 \uc704\ud574 \ubd80\ud488 \ud615\uc0c1\uc744 \uc81c\uc5b4\ud558\ub294 \ub370 \ub9e4\uc6b0 \uc911\uc694\ud569\ub2c8\ub2e4. \uc138 \uac00\uc9c0 DRF \ub370\uc774\ud140\uc5d0\ub294 \ub370\uc774\ud140 A, \ub370\uc774\ud140 B, \ub370\uc774\ud140 C\uac00 \uc788\uc73c\uba70, \ub370\uc774\ud140\uc740 \ubd80\ud488 \ud615\uc0c1\uc5d0 \ub300\ud55c \uacf5\ucc28 \uc801\uc6a9\uc5d0 \uc9c1\uc811\uc801\uc778 \uc601\ud5a5\uc744 \ubbf8\uce69\ub2c8\ub2e4. <\/p>\n\n\n\n<p>\ub530\ub77c\uc11c \uc124\uacc4 \ud504\ub85c\uc138\uc2a4\uc5d0\uc11c \ubd80\ud488\uc774 \uc5b4\uc148\ube14\ub9ac\uc5d0 \ub9de\ub294 \ubc29\uc2dd\uc744 \uacb0\uc815\ud569\ub2c8\ub2e4. \ub370\uc774\ud140\uc740 \ubd80\ud488 \ud53c\ucc98\uc5d0 \uacf5\ucc28\ub97c \uc801\uc6a9\ud558\ub294 \ub370 \uc9c1\uc811\uc801\uc778 \uc601\ud5a5\uc744 \ubbf8\uce69\ub2c8\ub2e4. \ub530\ub77c\uc11c \uc124\uacc4 \ud504\ub85c\uc138\uc2a4\uc5d0\uc11c \ubd80\ud488\uc774 \uc5b4\uc148\ube14\ub9ac\uc5d0 \uc5b4\ub5bb\uac8c \ub9de\ub294\uc9c0\ub97c 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