{"id":4285,"date":"2024-06-03T20:39:05","date_gmt":"2024-06-03T20:39:05","guid":{"rendered":"https:\/\/vibromera.eu\/?p=4285"},"modified":"2026-07-03T10:54:37","modified_gmt":"2026-07-03T10:54:37","slug":"two-remarks-on-the-reasonableness-of-customer-requirements-for-balancing-machine-manufacturers","status":"publish","type":"post","link":"https:\/\/vibromera.eu\/vi\/content\/two-remarks-on-the-reasonableness-of-customer-requirements-for-balancing-machine-manufacturers\/","title":{"rendered":"Hai nh\u1eadn x\u00e9t v\u1ec1 t\u00ednh h\u1ee3p l\u00fd c\u1ee7a c\u00e1c y\u00eau c\u1ea7u t\u1eeb kh\u00e1ch h\u00e0ng \u0111\u1ed1i v\u1edbi c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t m\u00e1y c\u00e2n b\u1eb1ng"},"content":{"rendered":"<h1>Hai nh\u1eadn x\u00e9t v\u1ec1 t\u00ednh h\u1ee3p l\u00fd c\u1ee7a c\u00e1c y\u00eau c\u1ea7u t\u1eeb kh\u00e1ch h\u00e0ng \u0111\u1ed1i v\u1edbi c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t m\u00e1y c\u00e2n b\u1eb1ng<\/h1>\n<h2>Gi\u1edbi thi\u1ec7u<\/h2>\n<p>Trong m\u1ed9t n\u0103m r\u01b0\u1ee1i qua, c\u00f4ng ty ch\u00fang t\u00f4i \u0111\u00e3 nh\u1eadn \u0111\u01b0\u1ee3c h\u01a1n 30 y\u00eau c\u1ea7u v\u1ec1 vi\u1ec7c mua c\u00e1c lo\u1ea1i <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/balancing-machine\/\">m\u00e1y c\u00e2n b\u1eb1ng<\/a>. Ph\u00e2n t\u00edch c\u00e1c Th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt k\u00e8m theo c\u00e1c y\u00eau c\u1ea7u n\u00e0y cho th\u1ea5y h\u1ea7u h\u1ebft \u0111\u1ec1u bao g\u1ed3m m\u1ed9t s\u1ed1 \u0111\u1eb7c \u0111i\u1ec3m c\u00f3 \u1ea3nh h\u01b0\u1edfng \u0111\u00e1ng k\u1ec3 \u0111\u1ebfn ti\u1ebfn \u0111\u1ed9 s\u1ea3n xu\u1ea5t v\u00e0 chi ph\u00ed c\u1ee7a c\u00e1c m\u00e1y m\u00f3c, \u0111\u1ed3ng th\u1eddi c\u0169ng thu h\u1eb9p danh s\u00e1ch c\u00e1c nh\u00e0 cung c\u1ea5p ti\u1ec1m n\u0103ng. Trong s\u1ed1 \u0111\u00f3, c\u00f3 hai y\u00eau c\u1ea7u n\u1ed5i b\u1eadt:<\/p>\n<ul>\n<li>Y\u00eau c\u1ea7u ph\u1ea3i b\u1ea3o \u0111\u1ea3m m\u1ee9c <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/residual-unbalance\/\">m\u1ea5t c\u00e2n b\u1eb1ng c\u00f2n l\u1ea1i<\/a>, kh\u00f4ng \u0111\u01b0\u1ee3c v\u01b0\u1ee3t qu\u00e1 0,1 g*mm\/kg (\u00b5m).<\/li>\n<li>Y\u00eau c\u1ea7u ph\u1ea3i \u0111\u0103ng k\u00fd m\u00e1y c\u00e2n b\u1eb1ng v\u00e0o S\u1ed5 \u0111\u0103ng k\u00fd thi\u1ebft b\u1ecb \u0111o l\u01b0\u1eddng.<\/li>\n<\/ul>\n<p>H\u00e3y c\u00f9ng ph\u00e2n t\u00edch t\u00ednh h\u1ee3p l\u00fd v\u00e0 kh\u1ea3 thi c\u1ee7a vi\u1ec7c th\u1ef1c hi\u1ec7n c\u00e1c y\u00eau c\u1ea7u n\u00e0y t\u1eeb g\u00f3c \u0111\u1ed9 c\u1ee7a m\u1ed9t ng\u01b0\u1eddi ti\u00eau d\u00f9ng th\u1ef1c t\u1ebf.<\/p>\n<h2>1. Ph\u00e2n t\u00edch c\u00e1c y\u00eau c\u1ea7u v\u1ec1 \u0111\u1ed9 ch\u00ednh x\u00e1c \u0111\u1ed1i v\u1edbi m\u00e1y m\u00f3c<\/h2>\n<p>Ch\u00fang t\u00f4i s\u1ebd ki\u1ec3m tra t\u00ednh h\u1ee3p l\u1ec7 c\u1ee7a c\u00e1c y\u00eau c\u1ea7u v\u1ec1 \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a kh\u00e1ch h\u00e0ng d\u1ef1a tr\u00ean B\u1ea3n m\u00f4 t\u1ea3 k\u1ef9 thu\u1eadt d\u00e0nh cho m\u00e1y c\u00e2n b\u1eb1ng \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 c\u00e2n b\u1eb1ng c\u00e1c r\u00f4to c\u1ee7a \u0111\u1ed9ng c\u01a1 \u0111i\u1ec7n, t\u1ed5 m\u00e1y tua-bin v\u00e0 m\u00e1y n\u00e9n c\u00f3 kh\u1ed1i l\u01b0\u1ee3ng t\u1eeb 10 \u0111\u1ebfn 1500 kg. B\u1ea3n m\u00f4 t\u1ea3 k\u1ef9 thu\u1eadt n\u00e0y quy \u0111\u1ecbnh m\u1ee9c dung sai cho m\u1ea5t c\u00e2n b\u1eb1ng d\u01b0 ri\u00eang m\u00e0 theo y\u00eau c\u1ea7u c\u1ee7a kh\u00e1ch h\u00e0ng kh\u00f4ng \u0111\u01b0\u1ee3c v\u01b0\u1ee3t qu\u00e1 0.1 g*mm\/kg.<\/p>\n<p>\u0110\u1ec3 x\u00e1c minh y\u00eau c\u1ea7u n\u00e0y, ch\u00fang ta tham kh\u1ea3o B\u1ea3ng 1 c\u1ee7a <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/iso-1940-1\/\">Ti\u00eau chu\u1ea9n ISO 1940-1<\/a> \u201cDao \u0111\u1ed9ng c\u01a1 h\u1ecdc \u2013 Y\u00eau c\u1ea7u v\u1ec1 ch\u1ea5t l\u01b0\u1ee3ng c\u00e2n b\u1eb1ng \u0111\u1ed1i v\u1edbi r\u00f4to.\u201d D\u1ef1a tr\u00ean c\u00e1c khuy\u1ebfn ngh\u1ecb trong b\u1ea3ng n\u00e0y, ch\u00fang t\u00f4i gi\u1ea3 \u0111\u1ecbnh r\u1eb1ng \u0111\u1ed9 ch\u00ednh x\u00e1c c\u00e2n b\u1eb1ng c\u1ee7a <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/rotor\/\">c\u00e1nh qu\u1ea1t<\/a> c\u1ee7a \u0111\u1ed9ng c\u01a1 \u0111i\u1ec7n, b\u1ed9 t\u0103ng \u00e1p v\u00e0 m\u00e1y n\u00e9n, m\u00e0 m\u00e1y \u0111\u01b0\u1ee3c \u0111\u1eb7t h\u00e0ng ph\u1ea3i \u0111\u1ea3m b\u1ea3o, ph\u1ea3i \u0111\u00e1p \u1ee9ng ti\u00eau chu\u1ea9n ch\u1ea5t l\u01b0\u1ee3ng G2.5 <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/g-grade\/\">c\u1ea5p<\/a>. Gi\u1ea3 s\u1eed t\u1ea7n s\u1ed1 quay d\u1ef1 ki\u1ebfn khi v\u1eadn h\u00e0nh c\u1ee7a r\u00f4to \u0111\u00e3 \u0111\u01b0\u1ee3c c\u00e2n b\u1eb1ng l\u00e0, v\u00ed d\u1ee5, 200 Hz (con s\u1ed1 n\u00e0y bao qu\u00e1t v\u1edbi bi\u00ean \u0111\u1ed9 l\u1edbn c\u00e1c t\u1ea7n s\u1ed1 quay c\u1ee7a h\u1ea7u h\u1ebft c\u00e1c m\u00e1y m\u00f3c \u0111\u00e3 bi\u1ebft), ch\u00fang ta c\u00f3 th\u1ec3 d\u1ec5 d\u00e0ng t\u00ednh to\u00e1n \u0111\u1ed9 l\u1ec7ch c\u00e2n b\u1eb1ng c\u1ee5 th\u1ec3 d\u01b0 cho ph\u00e9p \u0111\u1ed1i v\u1edbi c\u00e2n b\u1eb1ng t\u0129nh (m\u1ed9t m\u1eb7t ph\u1eb3ng) b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng c\u00f4ng th\u1ee9c 5 trong ti\u00eau chu\u1ea9n: eper = 2500 \/ (6,28 * 200) = 1,99 g*mm\/kg.<\/p>\n<p>Xem x\u00e9t c\u00e1c khuy\u1ebfn ngh\u1ecb c\u1ee7a c\u00f9ng ti\u00eau chu\u1ea9n ISO 1940-1 (ng\u00e0y nay \u0111\u01b0\u1ee3c thay th\u1ebf b\u1edfi <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/iso-21940-11\/\">Ti\u00eau chu\u1ea9n ISO 21940-11<\/a>), theo quy \u0111\u1ecbnh t\u1ea1i m\u1ee5c 7, gi\u00e1 tr\u1ecb cho ph\u00e9p \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh cho r\u00f4-to kh\u00f4ng \u0111\u1ed1i x\u1ee9ng hai \u0111i\u1ec3m t\u1ef1a trong qu\u00e1 tr\u00ecnh c\u00e2n b\u1eb1ng \u0111\u1ed9ng ph\u1ea3i \u00edt nh\u1ea5t l\u00e0 0,3 * eper; trong tr\u01b0\u1eddng h\u1ee3p c\u1ee7a ch\u00fang ta, gi\u00e1 tr\u1ecb n\u00e0y s\u1ebd l\u00e0 0,6 g*mm\/kg, ch\u1ee9 kh\u00f4ng ph\u1ea3i 0,1 g*mm\/kg nh\u01b0 y\u00eau c\u1ea7u trong B\u1ea3n m\u00f4 t\u1ea3 k\u1ef9 thu\u1eadt ban \u0111\u1ea7u. S\u1ef1 ph\u00e2n chia n\u00e0y c\u1ee7a gi\u00e1 tr\u1ecb cho ph\u00e9p <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/balancing-tolerance\/\">dung sai c\u00e2n b\u1eb1ng<\/a> gi\u1eefa hai m\u1eb7t ph\u1eb3ng hi\u1ec7u ch\u1ec9nh c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c ki\u1ec3m tra b\u1eb1ng <a href=\"https:\/\/vibromera.eu\/vi\/calculators\/residual-unbalance-iso1940\/\">C\u00f4ng c\u1ee5 t\u00ednh to\u00e1n \u0111\u1ed9 l\u1ec7ch d\u01b0 (ISO 21940-11)<\/a>.<\/p>\n<p>N\u00f3i c\u00e1ch kh\u00e1c, nh\u01b0 ph\u00e2n t\u00edch c\u1ee7a ch\u00fang t\u00f4i \u0111\u00e3 ch\u1ec9 ra, c\u00e1c y\u00eau c\u1ea7u v\u1ec1 \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a m\u00e1y c\u00e2n b\u1eb1ng trong Th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt n\u00e0y (v\u00e0 nhi\u1ec1u t\u00e0i li\u1ec7u t\u01b0\u01a1ng t\u1ef1 kh\u00e1c) r\u00f5 r\u00e0ng l\u00e0 qu\u00e1 cao. Vi\u1ec7c \u00e1p d\u1ee5ng tr\u00ean th\u1ef1c t\u1ebf nh\u1eefng y\u00eau c\u1ea7u qu\u00e1 cao n\u00e0y bu\u1ed9c nh\u00e0 s\u1ea3n xu\u1ea5t ph\u1ea3i gi\u1ea3i quy\u1ebft nh\u1eefng th\u00e1ch th\u1ee9c nghi\u00eam tr\u1ecdng v\u1ec1 thi\u1ebft k\u1ebf v\u00e0 c\u00f4ng ngh\u1ec7, th\u01b0\u1eddng ch\u1ec9 xu\u1ea5t hi\u1ec7n trong qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t c\u00e1c lo\u1ea1i m\u00e1y c\u00f3 \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ef1c cao, \u0111i\u1ec1u n\u00e0y ch\u1eafc ch\u1eafn s\u1ebd \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn chi ph\u00ed v\u00e0 th\u1eddi gian s\u1ea3n xu\u1ea5t c\u1ee7a c\u00e1c m\u00e1y m\u00f3c. H\u01a1n n\u1eefa, nh\u1eefng y\u00eau c\u1ea7u n\u00e0y kh\u00f4ng ph\u1ea3i l\u00fac n\u00e0o c\u0169ng kh\u1ea3 thi v\u1ec1 m\u1eb7t k\u1ef9 thu\u1eadt.<\/p>\n<p>C\u0169ng c\u1ea7n l\u01b0u \u00fd r\u1eb1ng ho\u1ea1t \u0111\u1ed9ng hi\u1ec7u qu\u1ea3 c\u1ee7a c\u00e1c m\u00e1y c\u00f3 \u0111\u1ed9 ch\u00ednh x\u00e1c cao nh\u01b0 v\u1eady c\u00f3 th\u1ec3 y\u00eau c\u1ea7u kh\u00e1ch h\u00e0ng ti\u1ec1m n\u0103ng ph\u1ea3i \u0111\u00e1p \u1ee9ng m\u1ed9t s\u1ed1 \u0111i\u1ec1u ki\u1ec7n b\u1ed5 sung, ch\u1eb3ng h\u1ea1n nh\u01b0 nhu c\u1ea7u v\u1ec1 ph\u00f2ng s\u1ea1ch v\u00e0 \u1ed5n \u0111\u1ecbnh nhi\u1ec7t, n\u1ec1n c\u00e1ch ly rung, v.v., chi ph\u00ed ch\u1ebf t\u1ea1o c\u1ee7a ch\u00fang th\u1eadm ch\u00ed c\u00f3 th\u1ec3 v\u01b0\u1ee3t qu\u00e1 chi ph\u00ed li\u00ean quan \u0111\u1ebfn vi\u1ec7c mua m\u00e1y. \u0110\u1ec3 \u0111\u00e1p l\u1ea1i s\u1ef1 ph\u1ea3n \u0111\u1ed1i c\u00f3 th\u1ec3 x\u1ea3y ra t\u1eeb \u0111\u1ea1i di\u1ec7n c\u1ee7a kh\u00e1ch h\u00e0ng&#8217; (t\u00e1c gi\u1ea3 c\u1ee7a Th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt n\u00f3i tr\u00ean) r\u1eb1ng vi\u1ec7c \u0111\u00e1p \u1ee9ng y\u00eau c\u1ea7u n\u00e0y cho ph\u00e9p \u0111\u1ea1t \u0111\u01b0\u1ee3c \u0111\u1ed9 m\u1ea5t c\u00e2n b\u1eb1ng d\u01b0 tr\u00ean m\u00e1y th\u1ea5p h\u01a1n \u0111\u00e1ng k\u1ec3, th\u1ef1c t\u1ebf t\u01b0\u01a1ng \u1ee9ng v\u1edbi c\u1ea5p G0.4, h\u1ecd c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c khuy\u1ebfn ngh\u1ecb l\u00e0m quen v\u1edbi c\u00e1c khuy\u1ebfn ngh\u1ecb c\u1ee7a GOST 22061-76 \u201cM\u00e1y m\u00f3c v\u00e0 thi\u1ebft b\u1ecb c\u00f4ng ngh\u1ec7. H\u1ec7 th\u1ed1ng c\u00e2n b\u1eb1ng c\u00e1c c\u1ea5p ch\u1ea5t l\u01b0\u1ee3ng. C\u00e1c \u0111i\u1ec1u kho\u1ea3n c\u01a1 b\u1ea3n\u201d (m\u1ed9t ti\u00eau chu\u1ea9n qu\u1ed1c gia c\u00f3 \u0111\u1ed1i t\u00e1c qu\u1ed1c t\u1ebf hi\u1ec7n \u0111\u1ea1i l\u00e0 ISO 21940-11, tr\u01b0\u1edbc \u0111\u00e2y l\u00e0 ISO 1940-1), c\u00f3 hi\u1ec7u l\u1ef1c tr\u01b0\u1edbc khi ban h\u00e0nh ISO 1940-1.<\/p>\n<p>M\u1ee5c 3 c\u1ee7a ti\u00eau chu\u1ea9n n\u00e0y, do c\u00e1c chuy\u00ean gia h\u00e0ng \u0111\u1ea7u trong l\u0129nh v\u1ef1c c\u00e2n b\u1eb1ng c\u1ee7a Li\u00ean X\u00f4 so\u1ea1n th\u1ea3o, n\u00eau r\u00f5 nh\u01b0 sau:<\/p>\n<ol>\n<li>R\u00f4to c\u1ee7a c\u00e1c s\u1ea3n ph\u1ea9m \u0111\u01b0\u1ee3c ph\u00e2n lo\u1ea1i theo c\u1ea5p ch\u1ea5t l\u01b0\u1ee3ng c\u00e2n b\u1eb1ng c\u1ea5p 1 (c\u1ea5p G0.4 theo ISO 1940-1) ph\u1ea3i \u0111\u01b0\u1ee3c c\u00e2n b\u1eb1ng trong c\u00e1c \u1ed5 tr\u1ee5c ri\u00eang b\u00ean trong v\u1ecf c\u1ee7a ch\u00fang trong m\u1ecdi \u0111i\u1ec1u ki\u1ec7n v\u1eadn h\u00e0nh b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng b\u1ed9 truy\u1ec1n \u0111\u1ed9ng ri\u00eang.<\/li>\n<li>C\u00e1c r\u00f4to c\u1ee7a c\u00e1c s\u1ea3n ph\u1ea9m thu\u1ed9c c\u1ea5p \u0111\u1ed9 c\u00e2n b\u1eb1ng ch\u1ea5t l\u01b0\u1ee3ng th\u1ee9 2 (c\u1ea5p G1.0) ph\u1ea3i \u0111\u01b0\u1ee3c c\u00e2n b\u1eb1ng trong ch\u00ednh \u1ed5 tr\u1ee5c ho\u1eb7c v\u1ecf c\u1ee7a ch\u00fang; n\u1ebfu kh\u00f4ng c\u00f3 b\u1ed9 truy\u1ec1n \u0111\u1ed9ng ri\u00eang, ph\u1ea3i s\u1eed d\u1ee5ng b\u1ed9 truy\u1ec1n \u0111\u1ed9ng chuy\u00ean d\u1ee5ng.<\/li>\n<li>C\u00e1c r\u00f4-to c\u1ee7a c\u00e1c s\u1ea3n ph\u1ea9m thu\u1ed9c c\u00e1c c\u1ea5p \u0111\u1ed9 c\u00e2n b\u1eb1ng t\u1eeb 3 \u0111\u1ebfn 11 (c\u1ea5p G2.5 \u0111\u1ebfn G4000) \u0111\u01b0\u1ee3c ph\u00e9p c\u00e2n b\u1eb1ng d\u01b0\u1edbi d\u1ea1ng c\u00e1c b\u1ed9 ph\u1eadn ri\u00eang l\u1ebb ho\u1eb7c c\u00e1c c\u1ee5m l\u1eafp r\u00e1p.<\/li>\n<\/ol>\n<p>\u0110i\u1ec3m c\u1ed1t l\u00f5i c\u1ee7a nh\u1eefng khuy\u1ebfn ngh\u1ecb n\u00e0y l\u00e0 vi\u1ec7c c\u1ed1 g\u1eafng \u0111\u1ea1t \u0111\u01b0\u1ee3c c\u00e1c c\u1ea5p \u0111\u1ed9 c\u00e2n b\u1eb1ng G0.4 v\u00e0 G1.0 tr\u00ean m\u00e1y c\u00e2n b\u1eb1ng th\u01b0\u1eddng kh\u00f4ng c\u00f3 \u00fd ngh\u0129a v\u1ec1 m\u1eb7t k\u1ef9 thu\u1eadt v\u00e0 kinh t\u1ebf. Sau khi l\u1eafp c\u00e1c r\u00f4to v\u00e0o m\u00e1y, \u0111\u1ed9 ch\u00ednh x\u00e1c \u0111\u1ea1t \u0111\u01b0\u1ee3c s\u1ebd b\u1ecb m\u1ea5t \u0111i, v\u00e0 \u0111\u1ec3 kh\u00f4i ph\u1ee5c l\u1ea1i, c\u1ea7n ph\u1ea3i ti\u1ebfn h\u00e0nh c\u00e2n b\u1eb1ng l\u1ea1i c\u1ee5m r\u00f4to (trong c\u00e1c \u1ed5 tr\u1ee5c ri\u00eang v\u00e0 v\u1edbi h\u1ec7 th\u1ed1ng truy\u1ec1n \u0111\u1ed9ng ri\u00eang), b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng thi\u1ebft b\u1ecb c\u00e2n b\u1eb1ng rung \u0111\u1ed9ng di \u0111\u1ed9ng.<\/p>\n<p>\u0110\u1ec3 l\u00e0m v\u00ed d\u1ee5 minh h\u1ecda cho lu\u1eadn \u0111i\u1ec3m n\u00e0y, ch\u00fang ta c\u00f3 th\u1ec3 xem x\u00e9t vi\u1ec7c c\u00e2n b\u1eb1ng m\u1ed9t b\u00e1nh m\u00e0i \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 s\u1eed d\u1ee5ng tr\u00ean m\u00e1y m\u00e0i tr\u1ee5 c\u00f3 \u0111\u1ed9 ch\u00ednh x\u00e1c cao (c\u1ea5p ch\u00ednh x\u00e1c &#8220;C&#8221;). Theo y\u00eau c\u1ea7u c\u1ee7a B\u1ea3ng 1 \u0111\u00e3 \u0111\u1ec1 c\u1eadp tr\u01b0\u1edbc \u0111\u00e2y c\u1ee7a ISO 1940-1, ch\u1ea5t l\u01b0\u1ee3ng c\u00e2n b\u1eb1ng c\u1ee7a b\u00e1nh m\u00e0i \u00edt nh\u1ea5t ph\u1ea3i \u0111\u1ea1t c\u1ea5p G0.4. Cho r\u1eb1ng t\u1ea7n s\u1ed1 quay d\u1ef1 ki\u1ebfn \u200b\u200bc\u1ee7a b\u00e1nh m\u00e0i trong qu\u00e1 tr\u00ecnh v\u1eadn h\u00e0nh s\u1ebd l\u00e0 6000 v\u00f2ng\/ph\u00fat (100 Hz), s\u1eed d\u1ee5ng c\u00f4ng th\u1ee9c 7 n\u1ed5i ti\u1ebfng c\u1ee7a ISO 1940-1, ch\u00fang t\u00f4i x\u00e1c \u0111\u1ecbnh \u0111\u1ed9 m\u1ea5t c\u00e2n b\u1eb1ng ri\u00eang d\u01b0 cho ph\u00e9p eper, s\u1ebd l\u00e0 0.64 g*mm\/kg.<\/p>\n<p>N\u00f3i c\u00e1ch kh\u00e1c, sau khi c\u00e2n b\u1eb1ng tr\u00ean m\u00e1y c\u00e2n b\u1eb1ng, \u0111\u1ea3m b\u1ea3o dung sai n\u00e0y, \u0111\u1ed9 d\u1ecbch chuy\u1ec3n c\u1ee7a t\u00e2m kh\u1ed1i l\u01b0\u1ee3ng \u0111\u00e1 m\u00e0i so v\u1edbi tr\u1ee5c c\u00f4ng ngh\u1ec7 (tr\u1ee5c tr\u1ee5c g\u00e1 c\u1ee7a m\u00e1y c\u00e2n b\u1eb1ng) kh\u00f4ng \u0111\u01b0\u1ee3c v\u01b0\u1ee3t qu\u00e1 0,64 \u00b5m. V\u00ec \u0111\u1ed9 \u0111\u1ea3o h\u01b0\u1edbng k\u00ednh cho ph\u00e9p c\u1ee7a tr\u1ee5c ch\u00ednh m\u00e1y m\u00e0i c\u1ea5p &#8220;C&#8221; theo ti\u00eau chu\u1ea9n qu\u1ed1c gia GOST 11654-90 l\u00e0 2 \u00b5m, n\u00ean sau khi l\u1eafp \u0111\u00e1 m\u00e0i c\u1ee7a ch\u00fang ta l\u00ean \u0111\u00f3 (chuy\u1ec3n chu\u1ea9n \u0111\u00e1 m\u00e0i t\u1eeb tr\u1ee5c c\u00f4ng ngh\u1ec7 sang tr\u1ee5c l\u00e0m vi\u1ec7c), \u0111\u1ed9 m\u1ea5t c\u00e2n b\u1eb1ng ri\u00eang c\u00f2n l\u1ea1i c\u00f3 th\u1ec3 t\u0103ng \u0111\u00e1ng k\u1ec3 v\u00e0 v\u01b0\u1ee3t qu\u00e1 dung sai \u0111\u01b0\u1ee3c khuy\u1ebfn ngh\u1ecb theo ISO 1940-1 \u00edt nh\u1ea5t ba l\u1ea7n. Trong nh\u1eefng tr\u01b0\u1eddng h\u1ee3p nh\u01b0 v\u1eady v\u00e0 c\u00e1c tr\u01b0\u1eddng h\u1ee3p t\u01b0\u01a1ng t\u1ef1 kh\u00e1c, nh\u01b0 \u0111\u00e3 n\u00eau tr\u01b0\u1edbc \u0111\u00f3, c\u1ea7n th\u1ef1c hi\u1ec7n c\u00e2n b\u1eb1ng b\u1ed5 sung \u0111\u1ec3 b\u00f9 tr\u1eeb c\u00e1c sai s\u1ed1 ph\u00e1t sinh trong giai \u0111o\u1ea1n l\u1eafp r\u00e1p.<\/p>\n<p>Nh\u1eefng \u0111i\u1ec1u tr\u00ean cho ph\u00e9p ch\u00fang ta kh\u1eb3ng \u0111\u1ecbnh r\u1eb1ng trong \u0111\u1ea1i \u0111a s\u1ed1 c\u00e1c tr\u01b0\u1eddng h\u1ee3p, y\u00eau c\u1ea7u v\u1ec1 \u0111\u1ed9 ch\u00ednh x\u00e1c \u0111\u1ed1i v\u1edbi m\u00e1y c\u00e2n b\u1eb1ng c\u1ee1 trung b\u00ecnh v\u00e0 n\u1eb7ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c gi\u1edbi h\u1ea1n \u1edf m\u1ee9c \u0111\u1ed9 m\u1ea5t c\u00e2n b\u1eb1ng ri\u00eang c\u00f2n l\u1ea1i l\u00e0 0,5 g*mm\/kg ho\u1eb7c th\u1eadm ch\u00ed 1,0 g*mm\/kg. Vi\u1ec7c \u00e1p d\u1ee5ng khuy\u1ebfn ngh\u1ecb n\u00e0y v\u00e0o th\u1ef1c t\u1ebf cho ph\u00e9p nh\u00e0 s\u1ea3n xu\u1ea5t gi\u1ea3m \u0111\u00e1ng k\u1ec3 \u0111\u1ed9 ph\u1ee9c t\u1ea1p v\u00e0 chi ph\u00ed s\u1ea3n xu\u1ea5t m\u00e1y, trong khi kh\u00e1ch h\u00e0ng (v\u1edbi \u0111i\u1ec1u ki\u1ec7n \u00e1p d\u1ee5ng quy tr\u00ecnh c\u00f4ng ngh\u1ec7 h\u1ee3p l\u00fd) c\u00f3 th\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c \u0111\u1ed9 ch\u00ednh x\u00e1c c\u00e2n b\u1eb1ng theo y\u00eau c\u1ea7u. Ngo\u1ea1i l\u1ec7 ch\u00ednh \u0111\u1ed1i v\u1edbi quy t\u1eafc n\u00e0y c\u00f3 th\u1ec3 l\u00e0 c\u00e1c m\u00e1y c\u00e2n b\u1eb1ng chuy\u00ean d\u1ee5ng c\u1ee1 nh\u1ecf \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng, v\u00ed d\u1ee5, \u0111\u1ec3 c\u00e2n b\u1eb1ng r\u00f4to con quay h\u1ed3i chuy\u1ec3n, b\u1ed9 t\u0103ng \u00e1p \u00f4 t\u00f4, v.v. C\u00e1c \u0111\u1eb7c \u0111i\u1ec3m thi\u1ebft k\u1ebf c\u1ee7a c\u00e1c m\u00e1y n\u00e0y cho ph\u00e9p \u0111\u1ea1t \u0111\u01b0\u1ee3c m\u1ee9c \u0111\u1ed9 m\u1ea5t c\u00e2n b\u1eb1ng c\u1ee5 th\u1ec3 c\u00f2n l\u1ea1i l\u00e0 0,1 g*mm\/kg ho\u1eb7c th\u1ea5p h\u01a1n, \u0111i\u1ec1u n\u00e0y l\u00e0 h\u1ee3p l\u00fd v\u1ec1 m\u1eb7t k\u1ef9 thu\u1eadt v\u00e0 kh\u1ea3 thi v\u1ec1 m\u1eb7t kinh t\u1ebf.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2024\/03\/5969837695301697400_120.webp\" alt=\"\u0110o \u0111\u1ed9 l\u1ec7ch c\u1ee5 th\u1ec3 d\u01b0 b\u1eb1ng Balanset-1A\" width=\"706\" height=\"691\" class=\"aligncenter size-full wp-image-3611\" srcset=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2024\/03\/5969837695301697400_120.webp 706w, https:\/\/vibromera.eu\/wp-content\/uploads\/2024\/03\/5969837695301697400_120-600x587.webp 600w, https:\/\/vibromera.eu\/wp-content\/uploads\/2024\/03\/5969837695301697400_120-300x294.webp 300w, https:\/\/vibromera.eu\/wp-content\/uploads\/2024\/03\/5969837695301697400_120-12x12.webp 12w, https:\/\/vibromera.eu\/wp-content\/uploads\/2024\/03\/5969837695301697400_120-50x50.webp 50w\" sizes=\"auto, (max-width: 706px) 100vw, 706px\" \/><\/p>\n<h2>2. V\u1ec1 vi\u1ec7c c\u1ea7n \u0111\u01b0a m\u00e1y c\u00e2n b\u1eb1ng v\u00e0o Danh m\u1ee5c c\u00e1c thi\u1ebft b\u1ecb \u0111o l\u01b0\u1eddng<\/h2>\n<p>Trong nh\u1eefng n\u0103m g\u1ea7n \u0111\u00e2y, m\u1ed9t ph\u00e1t hi\u1ec7n \u0111\u00e1ng kinh ng\u1ea1c \u0111\u00e3 \u0111\u01b0\u1ee3c ghi nh\u1eadn t\u1ea1i n\u01b0\u1edbc ta, c\u00f3 th\u1ec3 khi\u1ebfn c\u00e1c chuy\u00ean gia \u201c\u0111\u00e3 khu\u1ea5t\u201d c\u1ee7a ENIMS** \u2013 nh\u1eefng ng\u01b0\u1eddi \u0111\u00e3 ph\u00e1t tri\u1ec3n h\u1ec7 th\u1ed1ng ph\u00e2n lo\u1ea1i m\u00e1y c\u1eaft kim lo\u1ea1i \u2013 ph\u1ea3i b\u1ed1i r\u1ed1i. Nh\u1edd \u201cb\u00e0n tay t\u00e0i hoa\u201d c\u1ee7a ai \u0111\u00f3, m\u1ed9t lo\u1ea1i thi\u1ebft b\u1ecb ho\u00e0n to\u00e0n m\u1edbi \u0111\u00e3 xu\u1ea5t hi\u1ec7n tr\u00ean th\u1ecb tr\u01b0\u1eddng m\u00e1y m\u00f3c \u2013 \u201cM\u00e1y c\u00e2n b\u1eb1ng \u0111o rung \u0111\u1ed9ng\u201d, lo\u1ea1i m\u00e1y n\u00e0y b\u1eaft bu\u1ed9c ph\u1ea3i c\u00f3 Ch\u1ee9ng ch\u1ec9 Ti\u00eau chu\u1ea9n Nh\u00e0 n\u01b0\u1edbc Nga v\u00e0 d\u1ea5u hi\u1ec7u nh\u1eadn di\u1ec7n t\u01b0\u01a1ng \u1ee9ng.*)<\/p>\n<p>V\u00e0 m\u1ecdi chuy\u1ec7n l\u1ebd ra s\u1ebd su\u00f4n s\u1ebb, nh\u01b0ng \u0111\u1ed9t nhi\u00ean c\u00e1c kh\u00e1ch h\u00e0ng \u201ccao c\u1ea5p\u201d b\u1eaft \u0111\u1ea7u \u0111\u01b0a v\u00e0o Th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt c\u1ee7a h\u1ecd m\u1ed9t y\u00eau c\u1ea7u b\u1eaft bu\u1ed9c l\u00e0 m\u00e1y c\u00e2n b\u1eb1ng ph\u1ea3i \u0111\u01b0\u1ee3c \u0111\u0103ng k\u00fd trong S\u1ed5 \u0111\u0103ng k\u00fd thi\u1ebft b\u1ecb \u0111o l\u01b0\u1eddng. H\u00e3y c\u00f9ng t\u00ecm hi\u1ec3u xem y\u00eau c\u1ea7u n\u00e0y c\u00f3 c\u01a1 s\u1edf ph\u00e1p l\u00fd v\u00e0 k\u1ef9 thu\u1eadt nh\u01b0 th\u1ebf n\u00e0o, c\u0169ng nh\u01b0 t\u00ednh kh\u1ea3 thi v\u1ec1 m\u1eb7t kinh t\u1ebf c\u1ee7a n\u00f3.<\/p>\n<p>Tr\u01b0\u1edbc h\u1ebft, vi\u1ec7c hi\u1ec3u r\u00f5 m\u1ed1i li\u00ean h\u1ec7 gi\u1eefa y\u00eau c\u1ea7u n\u00e0y v\u1edbi c\u00e1c khuy\u1ebfn ngh\u1ecb trong c\u00e1c v\u0103n b\u1ea3n quy ph\u1ea1m hi\u1ec7n h\u00e0nh l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft. H\u00e3y b\u1eaft \u0111\u1ea7u v\u1edbi ti\u00eau chu\u1ea9n ISO 8-82 \u201cM\u00e1y c\u1eaft kim lo\u1ea1i. Y\u00eau c\u1ea7u chung v\u1ec1 th\u1eed nghi\u1ec7m \u0111\u1ed9 ch\u00ednh x\u00e1c\u201d. Ti\u00eau chu\u1ea9n n\u00e0y thi\u1ebft l\u1eadp c\u00e1c kh\u00e1i ni\u1ec7m v\u00e0 nguy\u00ean t\u1eafc c\u01a1 b\u1ea3n v\u1ec1 ph\u00e2n lo\u1ea1i m\u00e1y theo \u0111\u1ed9 ch\u00ednh x\u00e1c, c\u00e1c y\u00eau c\u1ea7u chung \u0111\u1ed1i v\u1edbi th\u1eed nghi\u1ec7m \u0111\u1ed9 ch\u00ednh x\u00e1c v\u00e0 c\u00e1c y\u00eau c\u1ea7u chung \u0111\u1ed1i v\u1edbi c\u00e1c ph\u01b0\u01a1ng ph\u00e1p x\u00e1c minh \u0111\u1ed9 ch\u00ednh x\u00e1c. \u0110i\u1ec1u quan tr\u1ecdng c\u1ea7n l\u01b0u \u00fd l\u00e0 c\u00e1c tham chi\u1ebfu \u0111\u1ebfn c\u00e1c quy tr\u00ecnh \u0111\u00e1nh gi\u00e1 c\u00e1c \u0111\u1eb7c t\u00ednh ch\u1ea5t l\u01b0\u1ee3ng c\u1ee7a m\u00e1y trong ti\u00eau chu\u1ea9n n\u00e0y ch\u1ec9 s\u1eed d\u1ee5ng thu\u1eadt ng\u1eef \u201cx\u00e1c minh\u201d v\u00e0 kh\u00f4ng \u0111\u1ec1 c\u1eadp \u0111\u1ebfn vi\u1ec7c c\u1ea7n ph\u1ea3i \u0111\u01b0a m\u00e1y v\u00e0o S\u1ed5 \u0111\u0103ng k\u00fd d\u1ee5ng c\u1ee5 \u0111o l\u01b0\u1eddng v\u00e0, do \u0111\u00f3, kh\u00f4ng \u0111\u1ec1 c\u1eadp \u0111\u1ebfn vi\u1ec7c c\u1ea7n ph\u1ea3i \u201chi\u1ec7u chu\u1ea9n\u201d m\u00e1y.<\/p>\n<p>T\u00e0i li\u1ec7u ti\u1ebfp theo c\u1ea7n ch\u00fa \u00fd l\u00e0 ISO 21940-21 (tr\u01b0\u1edbc \u0111\u00e2y l\u00e0 ISO 2953) &#8220;Rung \u0111\u1ed9ng c\u01a1 h\u1ecdc \u2013 C\u00e2n b\u1eb1ng r\u00f4to \u2013 Ph\u1ea7n 21: M\u00f4 t\u1ea3 v\u00e0 \u0111\u00e1nh gi\u00e1 m\u00e1y c\u00e2n b\u1eb1ng.&#8221; Ti\u00eau chu\u1ea9n n\u00e0y \u0111\u1eb7t ra c\u00e1c y\u00eau c\u1ea7u c\u1ee5 th\u1ec3 v\u1ec1 \u0111\u1eb7c t\u00ednh k\u1ef9 thu\u1eadt c\u1ee7a m\u00e1y c\u00e2n b\u1eb1ng v\u00e0 c\u00e1c ph\u01b0\u01a1ng ph\u00e1p &#8220;x\u00e1c minh&#8221; c\u1ee7a ch\u00fang, c\u0169ng thi\u1ebfu c\u00e1c y\u00eau c\u1ea7u cung c\u1ea5p cho s\u1ef1 c\u1ea7n thi\u1ebft c\u1ee7a vi\u1ec7c hi\u1ec7u chu\u1ea9n m\u00e1y v\u00e0 \u0111\u01b0a ch\u00fang v\u00e0o S\u1ed5 \u0111\u0103ng k\u00fd d\u1ee5ng c\u1ee5 \u0111o l\u01b0\u1eddng. V\u1ec1 v\u1ea5n \u0111\u1ec1 n\u00e0y, c\u1ea7n l\u01b0u \u00fd r\u1eb1ng c\u00e1c y\u00eau c\u1ea7u li\u00ean quan \u0111\u1ebfn hi\u1ec7u chu\u1ea9n kh\u00f4ng c\u00f3 trong c\u00e1c ti\u00eau chu\u1ea9n d\u00e0nh cho c\u00e1c lo\u1ea1i m\u00e1y c\u00f4ng c\u1ee5 kh\u00e1c, ch\u1eb3ng h\u1ea1n nh\u01b0 ISO cho m\u00e1y m\u00e0i v\u00e0 m\u00e1y CNC, c\u0169ng c\u00f3 th\u1ec3 bao g\u1ed3m c\u00e1c h\u1ec7 th\u1ed1ng \u0111o l\u01b0\u1eddng kh\u00e1c nhau.<\/p>\n<p>H\u01a1n n\u1eefa, c\u00e1c y\u00eau c\u1ea7u t\u01b0\u01a1ng t\u1ef1 c\u0169ng kh\u00f4ng \u0111\u01b0\u1ee3c \u0111\u1ec1 c\u1eadp trong t\u00e0i li\u1ec7u k\u1ef9 thu\u1eadt c\u1ee7a t\u1ea5t c\u1ea3 c\u00e1c m\u1eabu m\u00e1y c\u00e2n b\u1eb1ng nh\u1eadp kh\u1ea9u \u0111\u00e3 bi\u1ebft, \u0111i\u1ec1u n\u00e0y, theo quan \u0111i\u1ec3m c\u1ee7a ch\u00fang t\u00f4i, c\u0169ng l\u00e0 m\u1ed9t ti\u1ec1n l\u1ec7 quan tr\u1ecdng. D\u1ef1a tr\u00ean c\u00e1c l\u1eadp lu\u1eadn \u0111\u01b0\u1ee3c tr\u00ecnh b\u00e0y \u1edf tr\u00ean, c\u00f3 th\u1ec3 r\u00fat ra c\u00e1c k\u1ebft lu\u1eadn sau:<\/p>\n<ol>\n<li>C\u00e1c v\u0103n b\u1ea3n quy ph\u1ea1m ph\u00e1p lu\u1eadt v\u00e0 k\u1ef9 thu\u1eadt hi\u1ec7n h\u00e0nh \u0111\u01b0\u1ee3c ban h\u00e0nh cho m\u00e1y c\u00f4ng c\u1ee5, \u0111\u1eb7c bi\u1ec7t l\u00e0 m\u00e1y c\u00e2n b\u1eb1ng, kh\u00f4ng bao g\u1ed3m c\u00e1c y\u00eau c\u1ea7u v\u1ec1 vi\u1ec7c \u0111\u0103ng k\u00fd c\u00e1c thi\u1ebft b\u1ecb n\u00e0y v\u00e0o S\u1ed5 \u0111\u0103ng k\u00fd thi\u1ebft b\u1ecb \u0111o l\u01b0\u1eddng v\u00e0 do \u0111\u00f3, c\u0169ng kh\u00f4ng \u0111\u1ec1 c\u1eadp \u0111\u1ebfn nhu c\u1ea7u hi\u1ec7u chu\u1ea9n ch\u00fang. Do \u0111\u00f3, vi\u1ec7c \u0111\u01b0a c\u00e1c y\u00eau c\u1ea7u nh\u01b0 v\u1eady v\u00e0o Th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt trong c\u00e1c th\u1ee7 t\u1ee5c \u0111\u1ea5u th\u1ea7u \u201ctr\u00ean th\u1ef1c t\u1ebf\u201d l\u00e0m t\u0103ng \u0111\u00e1ng k\u1ec3 chi ph\u00ed s\u1ea3n xu\u1ea5t m\u00e1y m\u00f3c v\u00e0 chi ph\u00ed v\u1eadn h\u00e0nh sau n\u00e0y, v\u00e0 theo ch\u00fang t\u00f4i, \u201cv\u1ec1 m\u1eb7t ph\u00e1p l\u00fd\u201d vi ph\u1ea1m quy\u1ec1n c\u1ee7a c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t m\u00e1y m\u00f3c thi\u1ec7n ch\u00ed, nh\u1eefng ng\u01b0\u1eddi tu\u00e2n th\u1ee7 \u0111\u00fang tinh th\u1ea7n v\u00e0 n\u1ed9i dung c\u1ee7a c\u00e1c v\u0103n b\u1ea3n quy ph\u1ea1m ph\u00e1p lu\u1eadt hi\u1ec7n h\u00e0nh.<\/li>\n<li>C\u00e1c th\u1eed nghi\u1ec7m th\u01b0\u1eddng xuy\u00ean c\u1ee7a h\u1ec7 th\u1ed1ng \u0111o l\u01b0\u1eddng c\u00f3 th\u1ec3 v\u00e0 n\u00ean \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n nh\u01b0 m\u1ed9t ph\u1ea7n c\u1ee7a m\u00e1y c\u00e2n b\u1eb1ng theo c\u00e1c y\u00eau c\u1ea7u v\u00e0 khuy\u1ebfn ngh\u1ecb c\u1ee7a ISO 21940-21 (tr\u01b0\u1edbc \u0111\u00e2y l\u00e0 ISO 2953), quy \u0111\u1ecbnh vi\u1ec7c s\u1eed d\u1ee5ng r\u00f4to tham chi\u1ebfu, m\u1ed9t b\u1ed9 qu\u1ea3 n\u1eb7ng th\u1eed nghi\u1ec7m v\u00e0 c\u00e1c c\u00e2n hi\u1ec7u chu\u1ea9n trong qu\u00e1 tr\u00ecnh ki\u1ec3m tra. Nh\u1eefng th\u1eed nghi\u1ec7m n\u00e0y nh\u1ea5t thi\u1ebft ph\u1ea3i bao g\u1ed3m c\u00e1c lo\u1ea1i ki\u1ec3m tra sau:\n<ul>\n<li>Ki\u1ec3m tra m\u1ee9c m\u1ea5t c\u00e2n b\u1eb1ng d\u01b0 t\u1ed1i thi\u1ec3u c\u00f3 th\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c (Umar);<\/li>\n<li>Ki\u1ec3m tra h\u1ec7 s\u1ed1 gi\u1ea3m \u0111\u1ed9 l\u1ec7ch c\u00e2n b\u1eb1ng (URR);<\/li>\n<li>Ki\u1ec3m tra ho\u1ea1t \u0111\u1ed9ng c\u1ee7a m\u1ea1ch c\u00e2n b\u1eb1ng c\u00f3 \u0111i\u1ec1u ki\u1ec7n (b\u1eb1ng c\u00e1ch xoay r\u00f4to 180\u00b0).<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<p>C\u1ea7n l\u01b0u \u00fd r\u1eb1ng c\u00e1c b\u01b0\u1edbc ki\u1ec3m tra n\u00e0y \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n m\u00e0 kh\u00f4ng c\u1ea7n th\u00e1o r\u1eddi h\u1ec7 th\u1ed1ng \u0111o l\u01b0\u1eddng kh\u1ecfi m\u00e1y v\u00e0 kh\u00f4ng y\u00eau c\u1ea7u s\u1eed d\u1ee5ng gi\u00e1 rung hi\u1ec7u chu\u1ea9n, nh\u1edd \u0111\u00f3 lo\u1ea1i b\u1ecf s\u1ef1 c\u1ea7n thi\u1ebft ph\u1ea3i huy \u0111\u1ed9ng chuy\u00ean gia t\u1eeb c\u00e1c t\u1ed5 ch\u1ee9c b\u00ean ngo\u00e0i, \u0111\u1ed3ng th\u1eddi gi\u1ea3m \u0111\u00e1ng k\u1ec3 c\u01b0\u1eddng \u0111\u1ed9 lao \u0111\u1ed9ng v\u00e0 chi ph\u00ed th\u1ef1c hi\u1ec7n c\u00f4ng vi\u1ec7c. Ngo\u00e0i c\u00e1c ki\u1ec3m tra ch\u00ednh n\u00eau tr\u00ean, n\u1ebfu c\u1ea7n thi\u1ebft, c\u00e1c th\u00f4ng s\u1ed1 quan tr\u1ecdng kh\u00e1c c\u1ee7a h\u1ec7 th\u1ed1ng \u0111o l\u01b0\u1eddng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c ki\u1ec3m tra tr\u1ef1c ti\u1ebfp tr\u00ean m\u00e1y (s\u1eed d\u1ee5ng r\u00f4to tham chi\u1ebfu \u0111\u00e3 \u0111\u1ec1 c\u1eadp, b\u1ed9 tr\u1ecdng l\u01b0\u1ee3ng th\u1eed nghi\u1ec7m v\u00e0 c\u00e2n \u0111\u00e3 hi\u1ec7u chu\u1ea9n), bao g\u1ed3m:<\/p>\n<ul>\n<li>\u0110\u1ed9 l\u1eb7p l\u1ea1i c\u1ee7a c\u00e1c gi\u00e1 tr\u1ecb \u0111o \u0111\u01b0\u1ee3c v\u1ec1 bi\u00ean \u0111\u1ed9 v\u00e0 pha c\u1ee7a t\u00edn hi\u1ec7u rung \u0111\u1ed9ng gi\u1eefa c\u00e1c l\u1ea7n \u0111o;<\/li>\n<li>\u0110\u1ed9 tuy\u1ebfn t\u00ednh c\u1ee7a c\u00e1c gi\u00e1 tr\u1ecb \u0111o t\u1eeb h\u1ec7 th\u1ed1ng \u0111o l\u01b0\u1eddng theo bi\u00ean \u0111\u1ed9 t\u00edn hi\u1ec7u rung \u0111\u1ed9ng;<\/li>\n<li>\u0110\u1ed9 ph\u00e2n gi\u1ea3i c\u1ee7a h\u1ec7 th\u1ed1ng \u0111o l\u01b0\u1eddng (m\u1ee9c \u0111\u1ed9 m\u1ea5t c\u00e2n b\u1eb1ng nh\u1ecf nh\u1ea5t m\u00e0 h\u1ec7 th\u1ed1ng \u0111o l\u01b0\u1eddng c\u00f3 th\u1ec3 ghi nh\u1eadn m\u1ed9t c\u00e1ch \u1ed5n \u0111\u1ecbnh), v.v.<\/li>\n<\/ul>\n<h2>K\u1ebft lu\u1eadn<\/h2>\n<p>T\u00e1c gi\u1ea3 hy v\u1ecdng r\u1eb1ng c\u1ea3 kh\u00e1ch h\u00e0ng l\u1eabn c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t m\u00e1y c\u00e2n b\u1eb1ng s\u1ebd hi\u1ec3u r\u00f5 c\u00e1c l\u1eadp lu\u1eadn v\u00e0 khuy\u1ebfn ngh\u1ecb \u0111\u01b0\u1ee3c tr\u00ecnh b\u00e0y trong c\u00f4ng tr\u00ecnh n\u00e0y, v\u1edbi m\u1ee5c ti\u00eau ch\u00ednh l\u00e0 gi\u1ea3m thi\u1ec3u chi ph\u00ed s\u1ea3n xu\u1ea5t cho c\u1ea3 hai b\u00ean \u0111\u1ed3ng th\u1eddi \u0111\u1ea3m b\u1ea3o ch\u1ea5t l\u01b0\u1ee3ng ph\u00f9 h\u1ee3p cho c\u00e1c quy tr\u00ecnh c\u00e2n b\u1eb1ng.<\/p>\n<p><em>*L\u01b0u \u00fd:<\/em> N\u1ebfu xu h\u01b0\u1edbng n\u00e0y ti\u1ebfp t\u1ee5c ph\u00e1t tri\u1ec3n, kh\u00f4ng lo\u1ea1i tr\u1eeb kh\u1ea3 n\u0103ng ch\u00fang ta s\u1ebd s\u1edbm \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn s\u1ef1 ra \u0111\u1eddi c\u1ee7a c\u00e1c lo\u1ea1i m\u00e1y m\u00e0i \u0111o rung, m\u00e1y \u00e9p \u0111o rung v\u00e0 th\u1eadm ch\u00ed l\u00e0 m\u00e1y c\u00e1n \u0111o rung. X\u00e9t cho c\u00f9ng, nh\u1eefng thi\u1ebft b\u1ecb n\u00e0y c\u0169ng gi\u1ed1ng nh\u01b0 m\u00e1y c\u00e2n b\u1eb1ng \u1edf ch\u1ed7 \u0111\u1ec1u c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng c\u00e1c thi\u1ebft b\u1ecb \u0111o rung chuy\u00ean d\u1ee5ng.<\/p>\n<p>ENIMS l\u00e0 vi\u1ebft t\u1eaft c\u1ee7a \u201cVi\u1ec7n Nghi\u00ean c\u1ee9u Th\u00ed nghi\u1ec7m v\u1ec1 M\u00e1y c\u00f4ng c\u1ee5 C\u1eaft kim lo\u1ea1i\u201d (\u042d\u043a\u0441\u043f\u0435\u0440\u0438\u043c\u0435\u043d\u0442\u0430\u043b\u044c\u043d\u043e-\u0438\u0441\u0441\u043b\u0435\u0434\u043e\u0432\u0430\u0442\u0435\u043b\u044c\u0441\u043a\u0438\u0439 \u0438\u043d\u0441\u0442\u0438\u0442\u0443\u0442 \u043c\u0435\u0442\u0430\u043b\u043b\u043e\u0440\u0435\u0436\u0443\u0449\u0438\u0445 \u0441\u0442\u0430\u043d\u043a\u043e\u0432). \u0110\u00e2y l\u00e0 m\u1ed9t vi\u1ec7n nghi\u00ean c\u1ee9u t\u1ea1i Li\u00ean X\u00f4 chuy\u00ean v\u1ec1 vi\u1ec7c ph\u00e1t tri\u1ec3n v\u00e0 c\u1ea3i ti\u1ebfn c\u00e1c lo\u1ea1i m\u00e1y v\u00e0 thi\u1ebft b\u1ecb c\u1eaft kim lo\u1ea1i. Vi\u1ec7n n\u00e0y \u0111\u00e3 \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong vi\u1ec7c th\u00fac \u0111\u1ea9y s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a ng\u00e0nh c\u00f4ng nghi\u1ec7p ch\u1ebf t\u1ea1o m\u00e1y v\u00e0 ti\u00eau chu\u1ea9n h\u00f3a thi\u1ebft b\u1ecb gia c\u00f4ng kim lo\u1ea1i th\u00f4ng qua vi\u1ec7c x\u00e2y d\u1ef1ng c\u00e1c v\u0103n b\u1ea3n quy ph\u1ea1m ph\u00e1p lu\u1eadt v\u00e0 ti\u00eau chu\u1ea9n, ch\u1eb3ng h\u1ea1n nh\u01b0 c\u00e1c h\u1ec7 th\u1ed1ng ph\u00e2n lo\u1ea1i m\u00e1y c\u00f4ng c\u1ee5 v\u00e0 ph\u01b0\u01a1ng ph\u00e1p ki\u1ec3m tra \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a ch\u00fang.<\/p>\n<p>V.D. Feldman, Chuy\u00ean gia tr\u01b0\u1edfng c\u1ee7a C\u00f4ng ty TNHH \u201cKinematics\u201d, n\u0103m 2024<\/p>","protected":false},"excerpt":{"rendered":"<p>Two Remarks on the Reasonableness of Customer Requirements for Balancing Machine Manufacturers Introduction Over the past one and a half years, our company has received more than 30 inquiries regarding the purchase of various types of balancing machines. An analysis of the Technical Specifications attached to these inquiries reveals that [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":4081,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"ai_generated_summary":"","footnotes":""},"categories":[54],"tags":[],"class_list":["post-4285","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-content"],"_links":{"self":[{"href":"https:\/\/vibromera.eu\/vi\/wp-json\/wp\/v2\/posts\/4285","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vibromera.eu\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/vibromera.eu\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/vibromera.eu\/vi\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/vibromera.eu\/vi\/wp-json\/wp\/v2\/comments?post=4285"}],"version-history":[{"count":3,"href":"https:\/\/vibromera.eu\/vi\/wp-json\/wp\/v2\/posts\/4285\/revisions"}],"predecessor-version":[{"id":102215,"href":"https:\/\/vibromera.eu\/vi\/wp-json\/wp\/v2\/posts\/4285\/revisions\/102215"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/vibromera.eu\/vi\/wp-json\/wp\/v2\/media\/4081"}],"wp:attachment":[{"href":"https:\/\/vibromera.eu\/vi\/wp-json\/wp\/v2\/media?parent=4285"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vibromera.eu\/vi\/wp-json\/wp\/v2\/categories?post=4285"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vibromera.eu\/vi\/wp-json\/wp\/v2\/tags?post=4285"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}