{"id":27433,"date":"2025-11-03T09:59:27","date_gmt":"2025-11-03T09:59:27","guid":{"rendered":"https:\/\/leweiprecision.com\/?p=27433"},"modified":"2025-11-03T10:00:08","modified_gmt":"2025-11-03T10:00:08","slug":"cnc-%e5%8a%a0%e5%b7%a5%e5%85%ac%e5%b7%ae%e6%8c%87%e5%8d%97%e6%a0%87%e5%87%86%e6%9c%80%e4%bd%b3%e5%ae%9e%e8%b7%b5","status":"publish","type":"post","link":"https:\/\/leweiprecision.com\/zh\/cnc-%e5%8a%a0%e5%b7%a5%e5%85%ac%e5%b7%ae%e6%8c%87%e5%8d%97%e6%a0%87%e5%87%86%e6%9c%80%e4%bd%b3%e5%ae%9e%e8%b7%b5\/","title":{"rendered":"\u6570\u63a7\u52a0\u5de5\u516c\u5dee\u6307\u5357\uff1a\u6807\u51c6\u4e0e\u6700\u4f73\u5b9e\u8df5"},"content":{"rendered":"<p>\u6b63\u786e\u5904\u7406\u6570\u63a7\u52a0\u5de5\u516c\u5dee\u53ef\u4ee5\u51b3\u5b9a\u5236\u9020\u9879\u76ee\u7684\u6210\u8d25\u3002\u5982\u4eca\uff0c\u673a\u68b0\u52a0\u5de5\u8f66\u95f4\u7684\u5de5\u4f5c\u7cbe\u5ea6\u4ee4\u4eba\u96be\u4ee5\u7f6e\u4fe1--\u6709\u4e9b\u6570\u63a7\u673a\u5e8a\u7684\u516c\u5dee\u53ef\u4f4e\u81f3 \u00b10.0025mm\u3002\u8fd9\u76f8\u5f53\u4e8e\u4eba\u7c7b\u5934\u53d1\u5bbd\u5ea6\u7684\u56db\u5206\u4e4b\u4e00\u3002\u60f3\u60f3\u5c31\u4ee4\u4eba\u5370\u8c61\u6df1\u523b\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u6570\u63a7\u52a0\u5de5\u7684\u6807\u51c6\u516c\u5dee<\/strong><\/h2>\n\n\n\n<p>\u5927\u591a\u6570\u8f66\u95f4\u90fd\u9075\u5faa ISO 2768 \u6807\u51c6\u8fdb\u884c\u4e00\u822c\u516c\u5dee\u52a0\u5de5\u3002\u8be5\u6807\u51c6\u5c06\u516c\u5dee\u5206\u4e3a\u56db\u5927\u7c7b\uff1a\u7cbe\u7ec6 (f)\u3001\u4e2d\u7b49 (m)\u3001\u7c97\u7cd9 (c) \u548c\u975e\u5e38\u7c97\u7cd9 (v)\u3002\u4ee5\u4e0b\u662f\u6bcf\u4e2a\u7ec4\u7684\u5185\u5bb9\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u7f5a\u6b3e (f)<\/strong>:\u5f53\u60a8\u9700\u8981\u8d85\u9ad8\u7cbe\u786e\u5ea6\uff0c\u51e0\u4e4e\u6ca1\u6709\u56de\u65cb\u4f59\u5730\u65f6<\/li>\n\n\n\n<li><strong>\u4e2d\u578b\uff08\u7c73\uff09<\/strong>:\u4ecb\u4e8e\u51c6\u786e\u6027\u548c\u5b9e\u9645\u53ef\u5236\u4f5c\u6027\u4e4b\u95f4\u7684\u826f\u597d\u4e2d\u95f4\u70b9<\/li>\n\n\n\n<li><strong>\u7c97 (c)<\/strong>:\u9002\u7528\u4e8e\u7cbe\u786e\u5c3a\u5bf8\u5e76\u4e0d\u91cd\u8981\u7684\u96f6\u4ef6<\/li>\n\n\n\n<li><strong>\u6781\u7c97 (v)<\/strong>:\u9002\u7528\u4e8e\u57fa\u672c\u5e94\u7528\u7684\u6700\u5bbd\u516c\u5dee\u7b49\u7ea7<\/li>\n<\/ul>\n\n\n\n<p>\u5982\u679c\u60a8\u6ca1\u6709\u5728\u6253\u5370\u4ef6\u4e0a\u6807\u660e\u5177\u4f53\u7684\u516c\u5dee\uff0c\u5927\u591a\u6570\u8f66\u95f4\u90fd\u4f1a\u9ed8\u8ba4\u4e3a \u00b10.1 \u6beb\u7c73\u5de6\u53f3\u3002\u4f46\u6839\u636e\u60a8\u5236\u4f5c\u7684\u4ea7\u54c1\u548c\u4f7f\u7528\u7684\u6750\u6599\uff0c\u4ed6\u4eec\u53ef\u80fd\u4f1a\u8981\u6c42\u5f97\u66f4\u4e25\u683c\u3002<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong>\u516c\u79f0\u5c3a\u5bf8\u8303\u56f4<\/strong><\/td><td><strong>\u7f5a\u6b3e (f)<\/strong><\/td><td><strong>\u4e2d\u578b\uff08\u7c73\uff09<\/strong><\/td><td><strong>\u7c97 (c)<\/strong><\/td><td><strong>\u6781\u7c97 (v)<\/strong><\/td><\/tr><tr><td>0.5-3 \u6beb\u7c73<\/td><td>\u00b10.05\u6beb\u7c73<\/td><td>\u00b10.1\u6beb\u7c73<\/td><td>\u00b10.2\u6beb\u7c73<\/td><td>\u00b10.5\u6beb\u7c73<\/td><\/tr><tr><td>3-6 \u6beb\u7c73<\/td><td>\u00b10.05\u6beb\u7c73<\/td><td>\u00b10.1\u6beb\u7c73<\/td><td>\u00b10.3\u6beb\u7c73<\/td><td>\u00b10.8\u6beb\u7c73<\/td><\/tr><tr><td>6-30 \u6beb\u7c73<\/td><td>\u00b10.1\u6beb\u7c73<\/td><td>\u00b10.2\u6beb\u7c73<\/td><td>\u00b10.5\u6beb\u7c73<\/td><td>\u00b11.2\u6beb\u7c73<\/td><\/tr><tr><td>30-120 \u6beb\u7c73<\/td><td>\u00b10.15\u6beb\u7c73<\/td><td>\u00b10.3\u6beb\u7c73<\/td><td>\u00b10.8\u6beb\u7c73<\/td><td>\u00b12.0\u6beb\u7c73<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u6570\u63a7\u52a0\u5de5\u516c\u5dee\u51c6\u5219<\/strong><\/h2>\n\n\n\n<p>\u53cc\u5411\u516c\u5dee\u662f\u53cc\u5411\u7684--\u96f6\u4ef6\u6700\u7ec8\u53ef\u80fd\u6bd4\u76ee\u6807\u503c\u5927\uff0c\u4e5f\u53ef\u80fd\u6bd4\u76ee\u6807\u503c\u5c0f\u3002\u56e0\u6b64\uff0c\u00b10.06 \u6beb\u7c73\u610f\u5473\u7740\u4f60\u5f97\u5230\u7684\u96f6\u4ef6\u53ef\u80fd\u6bd4\u4f60\u8981\u6c42\u7684\u5c11\u6216\u591a 0.06 \u6beb\u7c73\u3002<\/p>\n\n\n\n<p>\u5355\u8fb9\u516c\u5dee\u53ea\u9002\u7528\u4e8e\u4e00\u4e2a\u65b9\u5411\u3002\u6709\u65f6\u60a8\u9700\u8981\u7684\u5b54\u4e0d\u80fd\u5c0f\u4e8e\u67d0\u4e2a\u5c3a\u5bf8\uff0c\u6216\u8005\u8f74\u4e0d\u80fd\u5927\u4e8e\u67d0\u4e2a\u5c3a\u5bf8\u3002\u8fd9\u65f6\u5355\u8fb9\u516c\u5dee\u5c31\u6d3e\u4e0a\u7528\u573a\u4e86\u3002<\/p>\n\n\n\n<p>\u6781\u9650\u516c\u5dee\u53ea\u662f\u76f4\u63a5\u7ed9\u51fa\u4e00\u4e2a\u8303\u56f4\u3002\u6bd4\u5982\u8bf4 \"15 \u6beb\u7c73\u548c 15.5 \u6beb\u7c73\u4e4b\u95f4\u7684\u4efb\u4f55\u5730\u65b9\u90fd\u662f\u597d\u7684\"\u3002\u7b80\u5355\u660e\u4e86\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full is-resized\"><img fetchpriority=\"high\" decoding=\"async\" width=\"600\" height=\"400\" src=\"https:\/\/leweiprecision.com\/wp-content\/uploads\/2025\/11\/CNC-Machining-Tolerances-Explained-How-Precise-Can-You-Go-1.png\" alt=\"\u6570\u63a7\u52a0\u5de5\u516c\u5dee\" class=\"wp-image-27437\" style=\"width:800px;height:auto\" srcset=\"https:\/\/leweiprecision.com\/wp-content\/uploads\/2025\/11\/CNC-Machining-Tolerances-Explained-How-Precise-Can-You-Go-1.png 600w, https:\/\/leweiprecision.com\/wp-content\/uploads\/2025\/11\/CNC-Machining-Tolerances-Explained-How-Precise-Can-You-Go-1-300x200.png 300w, https:\/\/leweiprecision.com\/wp-content\/uploads\/2025\/11\/CNC-Machining-Tolerances-Explained-How-Precise-Can-You-Go-1-18x12.png 18w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u52a0\u5de5\u516c\u5dee\u7684\u8868\u9762\u7c97\u7cd9\u5ea6\u8003\u8651\u56e0\u7d20<\/strong><\/h2>\n\n\n\n<p>\u8868\u9762\u5149\u6d01\u5ea6\u6bd4\u4eba\u4eec\u610f\u8bc6\u5230\u7684\u66f4\u91cd\u8981\u3002\u6807\u51c6\u6570\u63a7\u5de5\u4f5c\u901a\u5e38\u80fd\u5728\u5e73\u9762\u4e0a\u83b7\u5f97\u5927\u7ea6 63 \u5fae\u82f1\u5bf8 Ra\uff0c\u5728\u66f2\u9762\u4e0a\u83b7\u5f97 125 \u5fae\u82f1\u5bf8 Ra\u3002<\/p>\n\n\n\n<p>\u60f3\u8981\u66f4\u5e73\u6ed1\uff1f\u60a8\u9700\u8981\u989d\u5916\u7684\u6b65\u9aa4\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u6253\u78e8\u53ef\u83b7\u5f97\u955c\u9762\u6548\u679c<\/li>\n\n\n\n<li>\u5bf9\u4e8e\u4eba\u4eec\u4f1a\u770b\u5230\u7684\u90e8\u4ef6\uff0c\u629b\u5149\u6548\u679c\u975e\u5e38\u597d<\/li>\n\n\n\n<li>\u9488\u5bf9\u76f8\u4e92\u6ed1\u52a8\u8868\u9762\u7684\u7279\u6b8a\u5de5\u5177<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u51e0\u4f55\u5c3a\u5bf8\u548c\u516c\u5dee<\/strong><\/h2>\n\n\n\n<p>GD&amp;T \u7684\u8981\u6c42\u8fdc\u8fdc\u8d85\u51fa\u4e86\u57fa\u672c\u7684\u6b63\u8d1f\u516c\u5dee\u3002\u5b83\u4e0d\u53ea\u662f\u8bf4 \"\u8fd9\u4e2a\u5c3a\u5bf8\u9700\u8981\u662f X \u00b1 Y\"\uff0c\u5b83\u8fd8\u80fd\u63a7\u5236\u4e1c\u897f\u7684\u5e73\u9762\u5ea6\u3001\u5b54\u7684\u4f4d\u7f6e\u4ee5\u53ca\u4e1c\u897f\u7684\u5b9e\u9645\u5706\u5ea6\u3002<\/p>\n\n\n\n<p>\u4f60\u4f1a\u770b\u5230\u5927\u7684<\/p>\n\n\n\n<p><strong>\u771f\u5b9e\u4f4d\u7f6e<\/strong>:\u7cbe\u786e\u63a7\u5236\u5b54\u548c\u7279\u5f81\u76f8\u5bf9\u4e8e\u53c2\u8003\u70b9\u7684\u6700\u7ec8\u4f4d\u7f6e\u3002\u4f7f\u7528 MMC\uff08\u6700\u5927\u6750\u6599\u6761\u4ef6\uff09\u6216 LMC\uff08\u6700\u5c0f\u6750\u6599\u6761\u4ef6\uff09\u6765\u5b9a\u4e49\u516c\u5dee\u7684\u9002\u7528\u65f6\u95f4\u3002<\/p>\n\n\n\n<p><strong>\u5e73\u6574\u5ea6<\/strong>:\u9632\u6b62\u8868\u9762\u53d8\u5f62\u3002\u8fd9\u5bf9\u52a0\u5de5\u540e\u5bb9\u6613\u5f2f\u66f2\u7684\u8584\u96f6\u4ef6\u975e\u5e38\u91cd\u8981\u3002<\/p>\n\n\n\n<p><strong>\u5706\u67f1\u5ea6<\/strong>:\u786e\u4fdd\u5b54\u5b9e\u9645\u4e0a\u662f\u5706\u7684\u3001\u76f4\u7684\uff0c\u800c\u4e0d\u662f\u86cb\u5f62\u6216\u9525\u5f62\u3002<\/p>\n\n\n\n<p><strong>\u4e13\u6ce8<\/strong>:\u5f53\u60a8\u9700\u8981\u4e00\u4e2a\u5706\u5f62\u7279\u5f81\u4e0e\u53e6\u4e00\u4e2a\u5706\u5f62\u7279\u5f81\u5b8c\u7f8e\u5bf9\u4e2d\u65f6\u3002<\/p>\n\n\n\n<p><strong>\u5782\u76f4\u5ea6<\/strong>:\u63a7\u5236\u8868\u9762\u4e4b\u95f4\u7684\u5782\u76f4\u5ea6\u3002\u5bf9\u4e8e\u9700\u8981\u6b63\u786e\u7ec4\u88c5\u7684\u90e8\u4ef6\u81f3\u5173\u91cd\u8981\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u4e3a\u4ec0\u4e48\u8981\u8fdb\u884c\u9ad8\u7cbe\u5ea6\/\u9ad8\u6570\u91cf\u52a0\u5de5\uff1f<\/strong><\/h2>\n\n\n\n<p>\u8ffd\u6c42 \u00b10.001\u2033 \u7b49\u8d85\u4e25\u683c\u516c\u5dee\u7684\u4ee3\u4ef7\u975e\u5e38\u9ad8\u6602\u3002\u5de5\u5177\u78e8\u635f\u66f4\u5feb\uff0c\u5468\u671f\u66f4\u957f\uff0c\u9700\u8981\u66f4\u591a\u68c0\u67e5\u3002\u5728\u5927\u6279\u91cf\u751f\u4ea7\u8fc7\u7a0b\u4e2d\uff0c\u8fd9\u6837\u7684\u6210\u672c\u4f1a\u8d8a\u6765\u8d8a\u9ad8\u3002<\/p>\n\n\n\n<p>\u9ad8\u7cbe\u5ea6\u52a0\u5de5\u4e0d\u540c\u4e8e\u666e\u901a\u52a0\u5de5\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u8bbe\u7f6e\u548c\u7f16\u7a0b\u65f6\u95f4\u8f83\u957f<\/li>\n\n\n\n<li>\u9700\u8981\u4e13\u95e8\u7684\u5207\u5272\u5de5\u5177<\/li>\n\n\n\n<li>\u9700\u8981\u66f4\u591a\u7684\u68c0\u67e5\u548c\u6d4b\u91cf<\/li>\n\n\n\n<li>\u73af\u5883\u9700\u8981\u6e29\u5ea6\u63a7\u5236<\/li>\n<\/ul>\n\n\n\n<p>\u6709\u65f6\u60a8\u9700\u8981\u7279\u6b8a\u7684\u6d41\u7a0b\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u7ebf\u5207\u5272\u52a0\u5de5\u6807\u51c6\u52a0\u5de5\u65e0\u6cd5\u5904\u7406\u7684\u590d\u6742\u5f62\u72b6<\/li>\n\n\n\n<li>\u6253\u78e8\u9700\u8981\u975e\u5e38\u5149\u6ed1\u7684\u8868\u9762<\/li>\n\n\n\n<li>\u8fdb\u884c\u5750\u6807\u6d4b\u91cf\u673a\u68c0\u6d4b\uff0c\u4ee5\u786e\u4fdd\u4e00\u5207\u7b26\u5408\u89c4\u8303<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u8d28\u91cf\u63a7\u5236\u548c\u6587\u6863\u9009\u9879<\/strong><\/h2>\n\n\n\n<p>\u73b0\u4ee3\u5546\u5e97\u6709\u4e00\u4e9b\u76f8\u5f53\u5148\u8fdb\u7684\u65b9\u6cd5\u6765\u68c0\u67e5\u96f6\u4ef6\uff1a<\/p>\n\n\n\n<p><strong>\u6d4b\u91cf\u5de5\u5177<\/strong>:\u5750\u6807\u6d4b\u91cf\u673a\u53ef\u540c\u65f6\u68c0\u6d4b\u591a\u4e2a\u5c3a\u5bf8\uff0c\u5e76\u80fd\u53d1\u73b0\u666e\u901a\u6d4b\u91cf\u5de5\u5177\u53ef\u80fd\u5ffd\u7565\u7684\u95ee\u9898\u3002<\/p>\n\n\n\n<p><strong>\u6587\u4e66\u5de5\u4f5c<\/strong>:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u4e3a\u6c7d\u8f66\u548c\u822a\u7a7a\u822a\u5929\u5ba2\u6237\u63d0\u4f9b PPAP \u6587\u4ef6<\/li>\n\n\n\n<li>\u8bc1\u660e\u90e8\u4ef6\u7b26\u5408\u89c4\u683c\u7684\u5408\u683c\u8bc1\u4e66<\/li>\n\n\n\n<li>\u65b0\u5de5\u4f5c\u5c97\u4f4d\u7684\u9996\u4ef6\u68c0\u67e5<\/li>\n\n\n\n<li>\u6750\u6599\u8bc1\u4e66\u663e\u793a\u60a8\u5b9e\u9645\u83b7\u5f97\u4e86\u54ea\u4e9b\u5408\u91d1<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-full is-resized\"><img decoding=\"async\" width=\"600\" height=\"400\" src=\"https:\/\/leweiprecision.com\/wp-content\/uploads\/2025\/11\/CNC-Machining-Tolerances-Explained-How-Precise-Can-You-Go-2.png\" alt=\"\u6570\u63a7\u52a0\u5de5\u516c\u5dee-\" class=\"wp-image-27438\" style=\"width:800px;height:auto\" srcset=\"https:\/\/leweiprecision.com\/wp-content\/uploads\/2025\/11\/CNC-Machining-Tolerances-Explained-How-Precise-Can-You-Go-2.png 600w, https:\/\/leweiprecision.com\/wp-content\/uploads\/2025\/11\/CNC-Machining-Tolerances-Explained-How-Precise-Can-You-Go-2-300x200.png 300w, https:\/\/leweiprecision.com\/wp-content\/uploads\/2025\/11\/CNC-Machining-Tolerances-Explained-How-Precise-Can-You-Go-2-18x12.png 18w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/figure>\n\n\n\n<p>\u56fd\u9645\u6807\u51c6\u5316\u7ec4\u7ec7\u4e5f\u5728\u66f4\u65b0\u4ed6\u4eec\u7684\u6807\u51c6\u3002ISO\/DIS 2768 \u5373\u5c06\u53d6\u4ee3\u65e7\u7684 ISO 2768-1:1989 \u6807\u51c6\u3002<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong>\u516c\u5dee\u7c7b\u578b<\/strong><\/td><td><strong>\u6807\u51c6\u5e94\u7528<\/strong><\/td><td><strong>\u7cbe\u5ea6\u8303\u56f4<\/strong><\/td><\/tr><tr><td>\u6807\u51c6 CNC<\/td><td>\u4e00\u822c\u5236\u9020\u4e1a<\/td><td>\u00b10.1\u6beb\u7c73<\/td><\/tr><tr><td>\u7cbe\u5bc6\u6570\u63a7<\/td><td>\u5173\u952e\u90e8\u4ef6<\/td><td>\u00b10.02\u6beb\u7c73<\/td><\/tr><tr><td>\u8d85\u7cbe\u5bc6<\/td><td>\u822a\u7a7a\u822a\u5929\/\u533b\u7597<\/td><td>\u00b10.005\u6beb\u7c73<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u7ed3\u8bba<\/strong><\/h2>\n\n\n\n<p>\u542c\u7740\uff0c\u516c\u5dee\u7684\u91cd\u8981\u6027\u8d85\u51fa\u4e86\u5927\u591a\u6570\u4eba\u7684\u60f3\u8c61\u3002\u5b83\u4eec\u4e0d\u4ec5\u4ec5\u662f\u84dd\u56fe\u4e0a\u7684\u968f\u673a\u6570\u5b57\u3002\u5982\u679c\u5f04\u9519\u4e86\uff0c\u4f60\u7684\u96f6\u4ef6\u5c31\u65e0\u6cd5\u7ec4\u88c5\u5728\u4e00\u8d77\uff0c\u66f4\u7cdf\u7cd5\u7684\u662f\uff0c\u5b83\u4eec\u4f1a\u4e00\u76f4\u6b63\u5e38\u5de5\u4f5c\uff0c\u76f4\u5230\u5728\u73b0\u573a\u51fa\u73b0\u6545\u969c\u3002ISO 2768 \u5728\u5927\u591a\u6570\u60c5\u51b5\u4e0b\u90fd\u5f88\u6709\u6548\uff0c\u4f46\u6709\u65f6\u60a8\u9700\u8981\u6df1\u5165\u7814\u7a76\u3002<\/p>\n\n\n\n<p>\u4ece\u4e8b\u8fd9\u4e00\u884c\u591a\u5e74\u540e\uff0c\u6211\u603b\u7ed3\u51fa\u4e86\u4ee5\u4e0b\u51e0\u70b9\uff1a\u8d8a\u4e25\u5e76\u4e0d\u603b\u662f\u8d8a\u597d\u3002\u5f53\u7136\uff0c\u5982\u679c\u4f60\u771f\u7684\u9700\u8981\uff0c\u4f60\u53ef\u4ee5\u4fdd\u6301\u4ee4\u4eba\u96be\u4ee5\u7f6e\u4fe1\u7684\u4e25\u683c\u516c\u5dee\uff0c\u4f46\u626a\u5fc3\u81ea\u95ee\uff0c\u4f60\u662f\u5426\u771f\u7684\u8fd9\u6837\u505a\u4e86\u3002\u6bcf\u591a\u51fa\u4e00\u4f4d\u5c0f\u6570\u70b9\uff0c\u90fd\u8981\u4ed8\u51fa\u771f\u91d1\u767d\u94f6\u7684\u4ee3\u4ef7\u3002<\/p>\n\n\n\n<p>\u627e\u4e00\u5bb6\u771f\u6b63\u61c2\u884c\u7684\u52a0\u5de5\u5382\u3002\u4ed6\u4eec\u4f1a\u544a\u8bc9\u4f60\u4ec0\u4e48\u65f6\u5019\u4f60\u592a\u6311\u5254\uff0c\u4ec0\u4e48\u65f6\u5019\u4f60\u4e0d\u591f\u6311\u5254\u3002\u76f8\u4fe1\u6211\uff0c\u4e00\u5207\u90fd\u4f1a\u4e0d\u540c\u3002<\/p>\n\n\n\n<div class=\"wp-block-wpseopress-faq-block-v2 is-layout-flow wp-block-faq-block-v2-is-layout-flow\">\n<details id=\"what-tolerance-should-i-expect-from-standard-cnc-work\" class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary><strong>\u6807\u51c6\u6570\u63a7\u52a0\u5de5\u7684\u516c\u5dee\u662f\u591a\u5c11\uff1f<\/strong><\/summary>\n<p>\u5927\u591a\u6570\u50cf\u6837\u7684\u5546\u5e97\u90fd\u80fd\u8fbe\u5230 \u00b10.1 \u6beb\u7c73\u800c\u4e0d\u51fa\u6c57\u3002\u5982\u679c\u9700\u8981\u00b10.02\u6beb\u7c73\u4ee5\u4e0a\u7684\u7cbe\u5ea6\uff0c\u5219\u9700\u8981\u652f\u4ed8\u66f4\u9ad8\u7684\u8d39\u7528\u548c\u7b49\u5f85\u66f4\u957f\u7684\u65f6\u95f4\u3002<\/p>\n<\/details>\n\n\n\n<details id=\"whats-the-tightest-tolerance-possible-with-cnc\" class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary><strong>\u6570\u63a7\u7cfb\u7edf\u7684\u6700\u5927\u516c\u5dee\u662f\u591a\u5c11\uff1f<\/strong><\/summary>\n<p>\u6211\u89c1\u8fc7\u6709\u7684\u8f66\u95f4\u7528\u5408\u9002\u7684\u8bbe\u5907\u5728\u5408\u9002\u7684\u96f6\u4ef6\u4e0a\u52a0\u5de5\u51fa \u00b10.0025 \u6beb\u7c73\u7684\u7cbe\u5ea6\u3002\u5982\u679c\u8d85\u8fc7 \u00b10.0001\u2033\uff0c\u5c31\u4f1a\u8fdb\u5165\u4e13\u4e1a\u9886\u57df\uff0c\u6210\u672c\u4f1a\u76f4\u7ebf\u4e0a\u5347\u3002<br><\/p>\n<\/details>\n\n\n\n<details id=\"why-do-people-keep-mentioning-iso-2768\" class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary><strong>\u4e3a\u4ec0\u4e48\u4eba\u4eec\u603b\u662f\u63d0\u5230 ISO 2768\uff1f<\/strong><\/summary>\n<p>\u56e0\u4e3a\u5b83\u80fd\u8282\u7701\u6bcf\u4e2a\u4eba\u7684\u65f6\u95f4\u3002\u4f60\u4e0d\u5fc5\u5728\u6bcf\u4e2a\u5c3a\u5bf8\u4e0a\u90fd\u8bbe\u7f6e\u516c\u5dee\uff0c\u53ea\u9700\u53c2\u8003\u6807\u51c6\uff0c\u7136\u540e\u7ee7\u7eed\u4f60\u7684\u751f\u6d3b\u3002<br><\/p>\n<\/details>\n\n\n\n<details id=\"will-tight-tolerances-cost-me-more-money\" class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary><strong>\u4e25\u683c\u7684\u516c\u5dee\u4f1a\u589e\u52a0\u6211\u7684\u6210\u672c\u5417\uff1f<\/strong><\/summary>\n<p>\u6bcf\u4e00\u6b21\u4e25\u683c\u7684\u516c\u5dee\u610f\u5473\u7740\u8fdb\u7ed9\u7f13\u6162\u3001\u9891\u7e41\u6362\u5200\u3001\u6301\u7eed\u68c0\u67e5\u548c\u66f4\u9ad8\u7684\u5e9f\u54c1\u7387\u3002\u53ea\u6709\u5728\u771f\u6b63\u91cd\u8981\u7684\u5730\u65b9\u624d\u8981\u4e25\u683c\u3002<\/p>\n<\/details>\n\n\n\n<details id=\"should-i-use-gdt-on-my-drawings\" class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary><strong>\u6211\u662f\u5426\u5e94\u8be5\u5728\u56fe\u7eb8\u4e0a\u4f7f\u7528 GD&amp;T\uff1f<\/strong><\/summary>\n<p>\u53ea\u6709\u5728\u6807\u51c6\u516c\u5dee\u65e0\u6cd5\u6ee1\u8db3\u8981\u6c42\u7684\u60c5\u51b5\u4e0b\u3002\u5982\u679c\u60a8\u9700\u8981\u63a7\u5236\u7279\u5f81\u4e4b\u95f4\u7684\u5f62\u72b6\u3001\u4f4d\u7f6e\u6216\u65b9\u5411\uff0c\u90a3\u4e48\u662f\u7684\uff0cGD&amp;T \u662f\u60a8\u7684\u670b\u53cb\u3002\u5426\u5219\uff0c\u8bf7\u4fdd\u6301\u7b80\u5355\u3002<br><\/p>\n<\/details>\n<script type=\"application\/ld+json\">{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"url\":\"https:\/\/leweiprecision.com\/cnc-machining-tolerances-guide-standards-best-practices\/\",\"@id\":\"https:\/\/leweiprecision.com\/cnc-machining-tolerances-guide-standards-best-practices\/\",\"mainEntity\":[{\"@type\":\"Question\",\"url\":\"https:\/\/leweiprecision.com\/cnc-machining-tolerances-guide-standards-best-practices\/#what-tolerance-should-i-expect-from-standard-cnc-work\",\"name\":\"What tolerance should I expect from standard CNC work?\",\"answerCount\":1,\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"&lt;p>Most decent shops can hit \u00b10.1mm without breaking a sweat. If you need tighter than \u00b10.02mm, expect to pay more and wait longer.&lt;\/p>\"}},{\"@type\":\"Question\",\"url\":\"https:\/\/leweiprecision.com\/cnc-machining-tolerances-guide-standards-best-practices\/#whats-the-tightest-tolerance-possible-with-cnc\",\"name\":\"What's the tightest tolerance possible with CNC?\",\"answerCount\":1,\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"&lt;p>I've seen shops hold \u00b10.0025mm on the right parts with the right equipment. Going beyond \u00b10.0001\\\" gets into specialty territory where costs go through the roof.&lt;br>&lt;\/p>\"}},{\"@type\":\"Question\",\"url\":\"https:\/\/leweiprecision.com\/cnc-machining-tolerances-guide-standards-best-practices\/#why-do-people-keep-mentioning-iso-2768\",\"name\":\"Why do people keep mentioning ISO 2768?\",\"answerCount\":1,\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"&lt;p>Because it saves everyone time. Instead of putting tolerances on every single dimension, you just reference the standard and move on with your life.&lt;br>&lt;\/p>\"}},{\"@type\":\"Question\",\"url\":\"https:\/\/leweiprecision.com\/cnc-machining-tolerances-guide-standards-best-practices\/#will-tight-tolerances-cost-me-more-money\",\"name\":\"Will tight tolerances cost me more money?\",\"answerCount\":1,\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"&lt;p>Every time. Tight tolerances mean slow feeds, frequent tool changes, constant inspection, and higher scrap rates. Only go tight where it actually matters.&lt;\/p>\"}},{\"@type\":\"Question\",\"url\":\"https:\/\/leweiprecision.com\/cnc-machining-tolerances-guide-standards-best-practices\/#should-i-use-gdt-on-my-drawings\",\"name\":\"Should I use GD&amp;T on my drawings?\",\"answerCount\":1,\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"&lt;p>Only if standard tolerances won't cut it. If you need to control form, position, or orientation between features, then yeah, GD&amp;T is your friend. Otherwise, keep it simple.&lt;br>&lt;\/p>\"}}]}<\/script><\/div>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u53c2\u8003\u8d44\u6599<\/strong><\/h2>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u56fd\u9645\u6807\u51c6\u5316\u7ec4\u7ec7\u3002(2025).ISO\/DIS 2768 - \u51e0\u4f55\u4ea7\u54c1\u89c4\u683c (GPS) - \u5c3a\u5bf8\u516c\u5dee\u3002\u53d6\u81ea<a href=\"https:\/\/www.iso.org\/standard\/85741.html\"> https:\/\/www.iso.org\/standard\/85741.html<\/a><\/li>\n\n\n\n<li>\u56fd\u9645\u6807\u51c6\u5316\u7ec4\u7ec7\u3002(2022).ISO 2768-1:1989 - \u4e00\u822c\u516c\u5dee - \u7b2c 1 \u90e8\u5206\uff1a\u7ebf\u6027\u548c\u89d2\u5ea6\u5c3a\u5bf8\u516c\u5dee\u3002\u53d6\u81ea<a href=\"https:\/\/www.iso.org\/standard\/7748.html\"> https:\/\/www.iso.org\/standard\/7748.html<\/a><\/li>\n\n\n\n<li>\u7f8e\u56fd\u673a\u68b0\u5de5\u7a0b\u5e08\u534f\u4f1a\u3002(2024).ASME Y14.5 - \u5c3a\u5bf8\u548c\u516c\u5dee\u5de5\u7a0b\u5236\u56fe\u53ca\u76f8\u5173\u6587\u6863\u89c4\u8303\u3002<\/li>\n\n\n\n<li>\u5de5\u7a0b\u5e08\u8fb9\u7f18\u3002(2025).ISO \u51e0\u4f55\u516c\u5dee\u901a\u7528\u6807\u51c6\u3002ISO 2768\u3002\u53d6\u81ea<a href=\"https:\/\/www.engineersedge.com\/mechanical,045tolerances\/general_iso_tolerance_.htm\"> https:\/\/www.engineersedge.com\/mechanical,045tolerances\/general_iso_tolerance_.htm<\/a><\/li>\n\n\n\n<li>DIN \u6807\u51c6\u3002(2025).DIN ISO 2768 \u7684\u901a\u7528\u516c\u5dee\u3002\u53d6\u81ea<a href=\"https:\/\/dau-components.co.uk\/wp-content\/uploads\/2025\/02\/General_Tolerances_-DIN_-ISO_-2768.pdf\"> https:\/\/dau-components.co.uk\/wp-content\/uploads\/2025\/02\/General_Tolerances_-DIN_-ISO_-2768.pdf<\/a><\/li>\n<\/ol>","protected":false},"excerpt":{"rendered":"<p>Getting CNC machining tolerances right can make or break your manufacturing project. Machine shops today work with incredible precision &#8211; some CNC machines hold tolerances down to \u00b10.0025mm. That&#8217;s about a quarter of a human hair&#8217;s width. Pretty impressive when you think about it. Standardized Tolerances for CNC Machining Most shops follow ISO 2768 for [&hellip;]<\/p>","protected":false},"author":1,"featured_media":27436,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_seopress_robots_primary_cat":"none","_seopress_titles_title":"CNC Machining Tolerances Guide: Standards & Best Practices","_seopress_titles_desc":"Explore CNC machining tolerances: standards and best practices. Understand tolerance, tighter machining tolerances, and CNC machine precision.","_seopress_robots_index":"","footnotes":""},"categories":[13],"tags":[],"class_list":["post-27433","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-cnc-machining"],"acf":[],"_links":{"self":[{"href":"https:\/\/leweiprecision.com\/zh\/wp-json\/wp\/v2\/posts\/27433","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/leweiprecision.com\/zh\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/leweiprecision.com\/zh\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/leweiprecision.com\/zh\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/leweiprecision.com\/zh\/wp-json\/wp\/v2\/comments?post=27433"}],"version-history":[{"count":2,"href":"https:\/\/leweiprecision.com\/zh\/wp-json\/wp\/v2\/posts\/27433\/revisions"}],"predecessor-version":[{"id":27440,"href":"https:\/\/leweiprecision.com\/zh\/wp-json\/wp\/v2\/posts\/27433\/revisions\/27440"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/leweiprecision.com\/zh\/wp-json\/wp\/v2\/media\/27436"}],"wp:attachment":[{"href":"https:\/\/leweiprecision.com\/zh\/wp-json\/wp\/v2\/media?parent=27433"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/leweiprecision.com\/zh\/wp-json\/wp\/v2\/categories?post=27433"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/leweiprecision.com\/zh\/wp-json\/wp\/v2\/tags?post=27433"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}