{"id":4767,"date":"2025-08-07T10:00:15","date_gmt":"2025-08-07T01:00:15","guid":{"rendered":"https:\/\/ohtavn.com\/?post_type=media&p=4767"},"modified":"2025-08-08T17:47:35","modified_gmt":"2025-08-08T08:47:35","slug":"checklist-to-minimize-screw-related-problems-at-manufacturing-sites","status":"publish","type":"media","link":"https:\/\/ohtavn.com\/vi\/media\/checklist-to-minimize-screw-related-problems-at-manufacturing-sites\/","title":{"rendered":"Checklist Gi\u1ea3m Thi\u1ec3u R\u1ee7i Ro Li\u00ean Quan \u0110\u1ebfn \u1ed0c V\u00edt T\u1ea1i Nh\u00e0 M\u00e1y S\u1ea3n Xu\u1ea5t"},"content":{"rendered":"
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Gi\u1edbi thi\u1ec7u<\/h3>\n<\/div>\n
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T\u1ea1i c\u00e1c nh\u00e0 m\u00e1y s\u1ea3n xu\u1ea5t, \u1ed1c v\u00edt l\u00e0 m\u1ed9t y\u1ebfu t\u1ed1 quan tr\u1ecdng quy\u1ebft \u0111\u1ecbnh \u0111\u1ebfn \u0111\u1ed9 b\u1ec1n v\u00e0 \u0111\u1ed9 tin c\u1eady c\u1ee7a s\u1ea3n ph\u1ea9m. Tuy nhi\u00ean, n\u1ebfu x\u1ea3y ra c\u00e1c s\u1ef1 c\u1ed1 nh\u01b0 l\u1ecfng, r\u01a1i ra ho\u1eb7c h\u01b0 h\u1ecfng ren, s\u1ebd d\u1eabn \u0111\u1ebfn nguy c\u01a1 l\u1ed7i s\u1ea3n ph\u1ea9m, tai n\u1ea1n lao \u0111\u1ed9ng t\u0103ng cao, chi ph\u00ed l\u00e0m l\u1ea1i t\u0103ng l\u00ean v\u00e0 hi\u1ec7u su\u1ea5t s\u1ea3n xu\u1ea5t b\u1ecb \u1ea3nh h\u01b0\u1edfng nghi\u00eam tr\u1ecdng. Trong b\u00e0i vi\u1ebft n\u00e0y, ch\u00fang t\u00f4i xin gi\u1edbi thi\u1ec7u m\u1ed9t checklist th\u1ef1c ti\u1ec5n gi\u00fap b\u1ea1n gi\u1ea3m thi\u1ec3u t\u1ed1i \u0111a c\u00e1c “s\u1ef1 c\u1ed1 li\u00ean quan \u0111\u1ebfn \u1ed1c v\u00edt” trong qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t.<\/p>\n<\/div>\n

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\u0110\u1ed1i t\u01b0\u1ee3ng ng\u01b0\u1eddi \u0111\u1ecdc \u0111\u01b0\u1ee3c nh\u1eafm \u0111\u1ebfn l\u00e0 c\u00e1c qu\u1ea3n l\u00fd hi\u1ec7n tr\u01b0\u1eddng, c\u00f4ng nh\u00e2n l\u1eafp r\u00e1p, v\u00e0 nh\u00e2n vi\u00ean \u0111\u1ea3m b\u1ea3o ch\u1ea5t l\u01b0\u1ee3ng. D\u1ef1a tr\u00ean c\u00e1c quy chu\u1ea9n nh\u01b0 JIS v\u00e0 ISO, checklist \u0111\u01b0\u1ee3c tr\u00ecnh b\u00e0y theo h\u00ecnh th\u1ee9c d\u1ec5 \u1ee9ng d\u1ee5ng ngay t\u1ea1i hi\u1ec7n tr\u01b0\u1eddng, t\u1eadp trung v\u00e0o c\u00e1c t\u1eeb kh\u00f3a ch\u00ednh nh\u01b0 \u201c\u1ed1c v\u00edt\u201d, \u201cs\u1ef1 c\u1ed1\u201d, v\u00e0 \u201cki\u1ec3m tra\u201d. N\u1ed9i dung bao g\u1ed3m \u0111\u1ea7y \u0111\u1ee7 c\u00e1c m\u1ee5c c\u1ea7n x\u00e1c nh\u1eadn theo t\u1eebng giai \u0111o\u1ea1n c\u1ee5 th\u1ec3.<\/p>\n<\/div>\n

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Tr\u01b0\u1edbc ti\u00ean, ch\u00fang ta c\u1ea7n n\u1eafm \u0111\u01b0\u1ee3c c\u00e1c s\u1ef1 c\u1ed1 \u0111i\u1ec3n h\u00ecnh th\u01b0\u1eddng g\u1eb7p t\u1ea1i hi\u1ec7n tr\u01b0\u1eddng v\u00e0 nguy\u00ean nh\u00e2n ph\u00eda sau ch\u00fang. T\u1eeb \u0111\u00f3, b\u00e0i vi\u1ebft s\u1ebd h\u01b0\u1edbng d\u1eabn b\u1ea1n c\u00e1c \u0111i\u1ec3m ki\u1ec3m tra quan tr\u1ecdng trong t\u1eebng giai \u0111o\u1ea1n: t\u1eeb thi\u1ebft k\u1ebf \u2013 l\u1ef1a ch\u1ecdn, mua s\u1eafm \u2013 b\u1ea3o qu\u1ea3n, thao t\u00e1c si\u1ebft ch\u1eb7t, \u0111\u1ebfn ki\u1ec3m tra \u2013 b\u1ea3o tr\u00ec.
\nCu\u1ed1i b\u00e0i, ch\u00fang t\u00f4i c\u0169ng \u0111\u1ec1 xu\u1ea5t c\u00e1ch t\u00edch h\u1ee3p c\u00e1c n\u1ed9i dung ki\u1ec3m tra n\u00e0y v\u00e0o chu tr\u00ecnh PDCA, c\u0169ng nh\u01b0 \u1ee9ng d\u1ee5ng c\u00e1c c\u00f4ng c\u1ee5 hi\u1ec7n \u0111\u1ea1i nh\u01b0 c\u1edd-l\u00ea \u0111o l\u1ef1c si\u1ebft IoT \u0111\u1ec3 x\u00e2y d\u1ef1ng quy tr\u00ecnh ph\u00f2ng ng\u1eeba s\u1ef1 c\u1ed1. Nh\u1edd \u0111\u00f3, b\u1ea1n c\u00f3 th\u1ec3 \u0111\u1ed3ng th\u1eddi n\u00e2ng cao ch\u1ea5t l\u01b0\u1ee3ng s\u1ea3n ph\u1ea9m, gi\u1ea3m chi ph\u00ed s\u1ea3n xu\u1ea5t, v\u00e0 \u0111\u1ea3m b\u1ea3o an to\u00e0n cho ng\u01b0\u1eddi lao \u0111\u1ed9ng.<\/p>\n<\/div>\n

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C\u00e1c lo\u1ea1i s\u1ef1 c\u1ed1 \u1ed1c v\u00edt th\u01b0\u1eddng g\u1eb7p t\u1ea1i hi\u1ec7n tr\u01b0\u1eddng<\/h3>\n<\/div>\n
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L\u1ecfng v\u00e0 r\u01a1i ra<\/h4>\n<\/div>\n
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\u0110\u00e2y l\u00e0 hi\u1ec7n t\u01b0\u1ee3ng \u1ed1c v\u00edt d\u1ea7n l\u1ecfng ra do rung \u0111\u1ed9ng, va \u0111\u1eadp ho\u1eb7c gi\u00e3n n\u1edf\/co l\u1ea1i v\u00ec nhi\u1ec7t, cu\u1ed1i c\u00f9ng b\u1ecb r\u01a1i ra.<\/p>\n<\/div>\n

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  • Nguy\u00ean nh\u00e2n: L\u1ef1c si\u1ebft ban \u0111\u1ea7u kh\u00f4ng \u0111\u1ee7 (preload), kh\u00f4ng s\u1eed d\u1ee5ng v\u00f2ng \u0111\u1ec7m kh\u00f3a ho\u1eb7c keo ch\u1ed1ng l\u1ecfng ren.<\/li>\n
  • V\u00ed d\u1ee5 ti\u00eau chu\u1ea9n: JIS B 1050 “D\u1ee5ng c\u1ee5 v\u00e0 k\u1ef9 thu\u1eadt si\u1ebft \u1ed1c v\u00edt”<\/li>\n<\/ul>\n<\/div>\n
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    B\u1eb9p \u0111\u1ea7u \u1ed1c v\u00edt v\u00e0 h\u01b0 h\u1ecfng ren<\/h4>\n<\/div>\n
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    \u0110\u00e2y l\u00e0 l\u00e0 hi\u1ec7n t\u01b0\u1ee3ng \u0111\u1ea7u v\u00edt b\u1ecb b\u1eb9p ho\u1eb7c ren b\u1ecb h\u1ecfng do si\u1ebft qu\u00e1 l\u1ef1c ho\u1eb7c do l\u1ec7ch t\u00e2m gi\u1eefa tua v\u00edt v\u00e0 \u1ed1c v\u00edt.<\/p>\n<\/div>\n

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    • Nguy\u00ean nh\u00e2n: Qu\u1ea3n l\u00fd m\u00f4-men xo\u1eafn \u0111\u00fang c\u00e1ch c\u1ee7a c\u00f4ng nh\u00e2n, d\u1ee5ng c\u1ee5 b\u1ecb m\u00f2n ho\u1eb7c l\u1ecfng l\u1ebbo.<\/li>\n
    • Bi\u1ec7n ph\u00e1p \u0111\u1ed1i ph\u00f3: L\u1ef1a ch\u1ecdn c\u00e1c c\u1ea5p \u0111\u1ed9 b\u1ec1n \u0111\u01b0\u1ee3c khuy\u1ebfn ngh\u1ecb trong ISO 898-1 “T\u00ednh ch\u1ea5t c\u01a1 h\u1ecdc c\u1ee7a chi ti\u1ebft k\u1eb9p”.<\/li>\n<\/ul>\n<\/div>\n
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      G\u00e3y (\u0110\u1ee9t\/V\u1ee1)<\/h4>\n<\/div>\n
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      Hi\u1ec7n t\u01b0\u1ee3ng \u1ed1c v\u00edt b\u1ecb n\u1ee9t ho\u1eb7c g\u00e3y do ch\u1ecbu t\u1ea3i tr\u1ecdng qu\u00e1 l\u1edbn ho\u1eb7c \u1ee9ng su\u1ea5t l\u1eb7p l\u1ea1i nhi\u1ec1u l\u1ea7n.<\/p>\n<\/div>\n

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      • Nguy\u00ean nh\u00e2n: Kh\u00f4ng xem x\u00e9t \u0111\u1ea7y \u0111\u1ee7 t\u1ea3i tr\u1ecdng va \u0111\u1eadp, s\u1eed d\u1ee5ng v\u1eadt li\u1ec7u c\u00f3 \u0111\u1ed9 b\u1ec1n ch\u1ecbu l\u1ef1c k\u00e9m.<\/li>\n
      • Bi\u1ec7n ph\u00e1p \u0111\u1ed1i ph\u00f3: L\u1ef1a ch\u1ecdn v\u1eadt li\u1ec7u d\u1ef1a tr\u00ean d\u1eef li\u1ec7u th\u1eed nghi\u1ec7m \u0111\u1ed9 ch\u1ecbu l\u1ef1c, c\u1ea3i thi\u1ec7n kh\u1ea3 n\u0103ng ch\u1ed1ng ch\u1ecbu l\u1ef1c th\u00f4ng qua x\u1eed l\u00fd b\u1ec1 m\u1eb7t.<\/li>\n<\/ul>\n<\/div>\n
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        L\u1ec7ch v\u1ecb tr\u00ed v\u00e0 b\u1eaft ch\u00e9o ren (si\u1ebft nghi\u00eang)<\/h4>\n<\/div>\n
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        Khi v\u1ecb tr\u00ed c\u1ee7a chi ti\u1ebft l\u1eafp kh\u00f4ng \u0111\u01b0\u1ee3c c\u1ed1 \u0111\u1ecbnh ch\u00ednh x\u00e1c, \u1ed1c v\u00edt c\u00f3 th\u1ec3 b\u1ecb si\u1ebft nghi\u00eang, d\u1eabn \u0111\u1ebfn ti\u1ebfp x\u00fac kh\u00f4ng ch\u1eb7t ho\u1eb7c t\u1eadp trung \u1ee9ng su\u1ea5t t\u1ea1i m\u1ed9t \u0111i\u1ec3m.<\/p>\n<\/div>\n

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        • Nguy\u00ean nh\u00e2n: Thi\u1ebfu \u0111\u1ed3 g\u00e1\/ ch\u1ed1t \u0111\u1ecbnh v\u1ecb, tr\u00ecnh t\u1ef1 l\u1eafp r\u00e1p kh\u00f4ng ch\u00ednh x\u00e1c.<\/li>\n
        • Bi\u1ec7n ph\u00e1p \u0111\u1ed1i ph\u00f3: Gi\u1edbi thi\u1ec7u c\u00e1c \u0111\u1ed3 g\u00e1 chuy\u00ean d\u1ee5ng, l\u00e0m r\u00f5 trong Quy tr\u00ecnh v\u1eadn h\u00e0nh ti\u00eau chu\u1ea9n (SOP).<\/li>\n<\/ul>\n<\/div>\n
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          G\u1ec9 s\u00e9t v\u00e0 k\u1eb9t c\u1ee9ng<\/h4>\n<\/div>\n
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          \u0110\u00e2y l\u00e0 m\u1ed9t v\u1ea5n \u0111\u1ec1 trong \u0111\u00f3 b\u1ec1 m\u1eb7t \u1ed1c v\u00edt b\u1ecb g\u1ec9 do \u0111\u1ed9 \u1ea9m ho\u1eb7c kh\u00ed \u0103n m\u00f2n, khi\u1ebfn n\u00f3 b\u1ecb k\u1eb9t v\u00e0 kh\u00f3 n\u1edbi l\u1ecfng.<\/p>\n<\/div>\n

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          • Nguy\u00ean nh\u00e2n: X\u1eed l\u00fd ch\u1ed1ng g\u1ec9 kh\u00f4ng \u0111\u1ee7, ki\u1ec3m so\u00e1t \u0111\u1ed9 \u1ea9m k\u00e9m trong qu\u00e1 tr\u00ecnh b\u1ea3o qu\u1ea3n l\u00e2u d\u00e0i.<\/li>\n
          • Bi\u1ec7n ph\u00e1p \u0111\u1ed1i ph\u00f3: X\u1eed l\u00fd b\u1ec1 m\u1eb7t nh\u01b0 m\u1ea1 k\u1ebdm ho\u1eb7c parkerizing, quy t\u1eafc b\u1ea3o qu\u1ea3n s\u1eed d\u1ee5ng ch\u1ea5t h\u00fat \u1ea9m.<\/li>\n<\/ul>\n<\/div>\n
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            C\u00e1c \u0111i\u1ec3m c\u1ea7n ki\u1ec3m tra \u1edf giai \u0111o\u1ea1n thi\u1ebft k\u1ebf v\u00e0 l\u1ef1a ch\u1ecdn linh ki\u1ec7n<\/h3>\n<\/div>\n
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            X\u00e1c nh\u1eadn v\u1eadt li\u1ec7u v\u00e0 c\u1ea5p \u0111\u1ed9 b\u1ec1n ph\u00f9 h\u1ee3p v\u1edbi m\u00f4i tr\u01b0\u1eddng s\u1eed d\u1ee5ng<\/h4>\n<\/div>\n
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            Tr\u01b0\u1edbc ti\u00ean c\u1ea7n l\u00e0m r\u00f5 m\u00f4i tr\u01b0\u1eddng s\u1eed d\u1ee5ng c\u1ee7a s\u1ea3n ph\u1ea9m nh\u01b0: nhi\u1ec7t \u0111\u1ed9, \u0111\u1ed9 \u1ea9m, s\u1ef1 hi\u1ec7n di\u1ec7n c\u1ee7a h\u00f3a ch\u1ea5t, v.v.<\/p>\n<\/div>\n

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              Trong m\u00f4i tr\u01b0\u1eddng nhi\u1ec7t \u0111\u1ed9 cao, n\u00ean ch\u1ecdn v\u1eadt li\u1ec7u c\u00f3 kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t t\u1ed1t nh\u01b0 th\u00e9p kh\u00f4ng g\u1ec9 SUS316 ho\u1eb7c h\u1ee3p kim ch\u1ecbu nhi\u1ec7t<\/p>\n<\/li>\n

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              Trong m\u00f4i tr\u01b0\u1eddng c\u00f3 h\u01a1i mu\u1ed1i (s\u00e1t bi\u1ec3n) ho\u1eb7c kh\u00ed h\u00f3a ch\u1ea5t, n\u00ean \u01b0u ti\u00ean x\u1eed l\u00fd b\u1ec1 m\u1eb7t ch\u1ed1ng \u0103n m\u00f2n nh\u01b0 m\u1ea1 k\u1ebdm, m\u1ea1 niken,…<\/p>\n<\/li>\n

            • \n

              N\u1ebfu kh\u00f4ng ch\u1ec9 ch\u1ecbu t\u1ea3i tr\u1ecdng t\u0129nh m\u00e0 c\u00f2n ch\u1ecbu rung \u0111\u1ed9ng ho\u1eb7c t\u1ea3i tr\u1ecdng l\u1eb7p l\u1ea1i (m\u1ecfi), c\u1ea7n \u00e1p d\u1ee5ng c\u1ea5p \u0111\u1ed9 b\u1ec1n c\u1ee7a v\u00edt theo ISO 898-1 (v\u00ed d\u1ee5: 8.8, 10.9\u2026) \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o \u0111\u1ee7 \u0111\u1ed9 b\u1ec1n k\u00e9o v\u00e0 \u0111\u1ed9 b\u1ec1n m\u1ecfi.<\/p>\n<\/li>\n<\/ul>\n<\/div>\n

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              N\u1ebfu l\u1ef1a ch\u1ecdn v\u1eadt li\u1ec7u kh\u00f4ng ph\u00f9 h\u1ee3p \u1edf giai \u0111o\u1ea1n n\u00e0y, r\u1ea5t d\u1ec5 x\u1ea3y ra c\u00e1c s\u1ef1 c\u1ed1 nh\u01b0 g\u00e3y v\u00edt ho\u1eb7c l\u1ecfng l\u1ebbo trong qu\u00e1 tr\u00ecnh l\u1eafp r\u00e1p ho\u1eb7c khi s\u1ea3n ph\u1ea9m \u0111i v\u00e0o s\u1eed d\u1ee5ng.<\/p>\n<\/div>\n

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              Bi\u1ec7n ph\u00e1p ch\u1ed1ng l\u1ecfng (v\u00f2ng \u0111\u1ec7m, keo kh\u00f3a ren, v.v.)<\/h4>\n<\/div>\n
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              \u0110\u1ec3 ng\u0103n ng\u1eeba hi\u1ec7n t\u01b0\u1ee3ng l\u1ecfng v\u00edt do rung \u0111\u1ed9ng ho\u1eb7c thay \u0111\u1ed5i nhi\u1ec7t \u0111\u1ed9, c\u1ea7n t\u00edch h\u1ee3p gi\u1ea3i ph\u00e1p ch\u1ed1ng l\u1ecfng ngay t\u1eeb giai \u0111o\u1ea1n thi\u1ebft k\u1ebf.<\/p>\n<\/div>\n

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