{"id":7295,"date":"2025-07-30T14:43:33","date_gmt":"2025-07-30T06:43:33","guid":{"rendered":"https:\/\/www.qualitester.com\/?page_id=7295"},"modified":"2025-07-30T14:53:42","modified_gmt":"2025-07-30T06:53:42","slug":"paper-stiffness-tester-with-iso-2493-1-2","status":"publish","type":"page","link":"https:\/\/www.qualitester.com\/vi\/applications\/paper-stiffness-tester-with-iso-2493-1-2\/","title":{"rendered":"M\u00e1y \u0111o \u0111\u1ed9 c\u1ee9ng gi\u1ea5y"},"content":{"rendered":"

H\u01b0\u1edbng d\u1eabn to\u00e0n di\u1ec7n v\u1ec1 m\u00e1y \u0111o \u0111\u1ed9 c\u1ee9ng gi\u1ea5y
\nTi\u00eau chu\u1ea9n ISO2493-1<\/small><\/h1>\n
\n

\"M\u00e1yHi\u1ec3u v\u1ec1 ti\u00eau chu\u1ea9n ISO 2493-1 trong m\u00e1y \u0111o \u0111\u1ed9 c\u1ee9ng gi\u1ea5y<\/h2>\n

Vi\u1ec7c \u0111o l\u01b0\u1eddng ch\u00ednh x\u00e1c \u0111\u1ed9 c\u1ee9ng c\u1ee7a gi\u1ea5y v\u00e0 b\u00eca l\u00e0 y\u1ebfu t\u1ed1 thi\u1ebft y\u1ebfu \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o hi\u1ec7u su\u1ea5t t\u1ed1i \u01b0u c\u1ee7a v\u1eadt li\u1ec7u trong c\u00e1c l\u0129nh v\u1ef1c \u0111\u00f3ng g\u00f3i, in \u1ea5n v\u00e0 c\u00e1c \u1ee9ng d\u1ee5ng c\u00f4ng nghi\u1ec7p kh\u00e1c. C\u00e1c Ti\u00eau chu\u1ea9n ISO2493-1<\/strong> Ti\u00eau chu\u1ea9n n\u00e0y quy \u0111\u1ecbnh m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p \u0111\u00e1ng tin c\u1eady \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh kh\u1ea3 n\u0103ng ch\u1ed1ng u\u1ed1n, \u0111\u1ea3m b\u1ea3o t\u00ednh nh\u1ea5t qu\u00e1n v\u00e0 kh\u1ea3 n\u0103ng so s\u00e1nh trong c\u00e1c quy tr\u00ecnh ki\u1ec3m so\u00e1t ch\u1ea5t l\u01b0\u1ee3ng tr\u00ean to\u00e0n c\u1ea7u. B\u00e0i vi\u1ebft n\u00e0y tr\u00ecnh b\u00e0y c\u00e1ch th\u1ef1c hi\u1ec7n th\u1eed nghi\u1ec7m \u0111\u00fang c\u00e1ch theo ti\u00eau chu\u1ea9n ISO 2493-1 v\u00e0 nh\u1ea5n m\u1ea1nh t\u1ea7m quan tr\u1ecdng c\u1ee7a vi\u1ec7c s\u1eed d\u1ee5ng thi\u1ebft b\u1ecb ph\u00f9 h\u1ee3p, ch\u1eb3ng h\u1ea1n nh\u01b0 M\u00e1y ki\u1ec3m tra \u0111\u1ed9 c\u1ee9ng u\u1ed1n WTD-01<\/strong><\/a> c\u1ee7a Cell Instruments.<\/p>\n

\n

T\u1ea1i sao ti\u00eau chu\u1ea9n ISO 2493-1 l\u1ea1i quan tr\u1ecdng \u0111\u1ed1i v\u1edbi m\u00e1y th\u1eed gi\u1ea5y<\/h2>\n

Ti\u00eau chu\u1ea9n ISO 2493-1 quy \u0111\u1ecbnh m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p ti\u00eau chu\u1ea9n \u0111\u1ec3 \u0111o l\u01b0\u1eddng \u0111\u1ed9 b\u1ec1n u\u1ed1n c\u1ee7a gi\u1ea5y v\u00e0 b\u00eca<\/strong> b\u1eb1ng c\u00e1ch t\u00e1c d\u1ee5ng m\u1ed9t l\u1ef1c t\u1ea1i m\u1ed9t chi\u1ec1u d\u00e0i u\u1ed1n x\u00e1c \u0111\u1ecbnh (th\u01b0\u1eddng l\u00e0 50 mm ho\u1eb7c 10 mm) cho \u0111\u1ebfn khi m\u1eabu \u0111\u1ea1t \u0111\u1ebfn m\u1ed9t g\u00f3c c\u1ee5 th\u1ec3 (15\u00b0 ho\u1eb7c 7,5\u00b0). Ph\u01b0\u01a1ng ph\u00e1p n\u00e0y \u0111\u1ea3m b\u1ea3o t\u00ednh \u0111\u1ed3ng nh\u1ea5t v\u00e0 kh\u1ea3 n\u0103ng l\u1eb7p l\u1ea1i, v\u1ed1n l\u00e0 y\u1ebfu t\u1ed1 thi\u1ebft y\u1ebfu cho vi\u1ec7c ki\u1ec3m so\u00e1t ch\u1ea5t l\u01b0\u1ee3ng, ph\u00e1t tri\u1ec3n s\u1ea3n ph\u1ea9m v\u00e0 x\u00e1c minh nh\u00e0 cung c\u1ea5p.<\/p>\n

C\u00e1c l\u1ee3i \u00edch ch\u00ednh khi \u00e1p d\u1ee5ng ti\u00eau chu\u1ea9n ISO 2493-1 bao g\u1ed3m:<\/p>\n

    \n
  • D\u1eef li\u1ec7u nh\u1ea5t qu\u00e1n gi\u1eefa c\u00e1c ph\u00f2ng th\u00ed nghi\u1ec7m<\/li>\n
  • So s\u00e1nh \u0111\u1ed9 c\u1ee9ng c\u1ee7a v\u1eadt li\u1ec7u m\u1ed9t c\u00e1ch \u0111\u00e1ng tin c\u1eady<\/li>\n
  • T\u0103ng c\u01b0\u1eddng kh\u1ea3 n\u0103ng ki\u1ec3m so\u00e1t trong c\u00e1c quy tr\u00ecnh chuy\u1ec3n \u0111\u1ed5i v\u00e0 in \u1ea5n<\/li>\n<\/ul>\n

    \u0110\u1ed1i v\u1edbi c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t, vi\u1ec7c tu\u00e2n th\u1ee7 ti\u00eau chu\u1ea9n ISO 2493-1 \u0111\u1ed3ng ngh\u0129a v\u1edbi \u0111\u1ed9 tin c\u1eady cao h\u01a1n c\u1ee7a s\u1ea3n ph\u1ea9m v\u00e0 t\u1ef7 l\u1ec7 h\u1ecfng h\u00f3c trong qu\u00e1 tr\u00ecnh s\u1eed d\u1ee5ng \u0111\u01b0\u1ee3c gi\u1ea3m thi\u1ec3u.<\/p>\n

    \n

    M\u00e1y \u0111o \u0111\u1ed9 c\u1ee9ng gi\u1ea5y v\u00e0 ph\u01b0\u01a1ng ph\u00e1p th\u1eed \u0111\u1ed9 c\u1ee9ng Taber<\/h2>\n

    C\u00e1c Ph\u01b0\u01a1ng ph\u00e1p th\u1eed \u0111\u1ed9 c\u1ee9ng Taber<\/strong> l\u00e0 ph\u01b0\u01a1ng ph\u00e1p \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 \u0111\u1ed9 c\u1ee9ng u\u1ed1n c\u1ee7a c\u00e1c v\u1eadt li\u1ec7u gi\u1ea5y v\u00e0 b\u00eca c\u1ee9ng. Ph\u01b0\u01a1ng ph\u00e1p n\u00e0y bao g\u1ed3m vi\u1ec7c k\u1eb9p ch\u1eb7t m\u1eabu th\u1eed v\u00e0 t\u00e1c d\u1ee5ng m\u1ed9t l\u1ef1c th\u00f4ng qua m\u00e9p dao c\u00f9n \u1edf kho\u1ea3ng c\u00e1ch c\u1ed1 \u0111\u1ecbnh \u0111\u1ec3 u\u1ed1n cong m\u1eabu th\u1eed qua m\u1ed9t g\u00f3c x\u00e1c \u0111\u1ecbnh.<\/p>\n

    \u0110\u1ec3 tu\u00e2n th\u1ee7 ti\u00eau chu\u1ea9n ISO 2493-1, m\u1ed9t s\u1ea3n ph\u1ea9m ch\u1ea5t l\u01b0\u1ee3ng cao m\u00e1y \u0111o \u0111\u1ed9 c\u1ee9ng gi\u1ea5y<\/strong> ph\u1ea3i c\u00f3:<\/p>\n

      \n
    • C\u1ea3m bi\u1ebfn l\u1ef1c ch\u00ednh x\u00e1c (\u00b15% trong kho\u1ea3ng d\u01b0\u1edbi 100 mN, \u00b12% trong kho\u1ea3ng tr\u00ean 100 mN)<\/li>\n
    • Ki\u1ec3m so\u00e1t ch\u00ednh x\u00e1c g\u00f3c u\u1ed1n (15\u00b0 ho\u1eb7c 7,5\u00b0 t\u00f9y ch\u1ecdn)<\/li>\n
    • \u00c1p l\u1ef1c k\u1eb9p c\u00f3 th\u1ec3 \u0111i\u1ec1u ch\u1ec9nh \u0111\u1ec3 ng\u0103n ng\u1eeba tr\u01b0\u1ee3t ho\u1eb7c bi\u1ebfn d\u1ea1ng<\/li>\n
    • \u0110\u1ecbnh v\u1ecb m\u1eabu c\u00f3 th\u1ec3 l\u1eb7p l\u1ea1i<\/li>\n<\/ul>\n

      C\u00e1c M\u00e1y \u0111o \u0111\u1ed9 c\u1ee9ng u\u1ed1n Cell Instruments WTD-01<\/strong> S\u1ea3n ph\u1ea9m n\u00e0y ho\u00e0n to\u00e0n tu\u00e2n th\u1ee7 ti\u00eau chu\u1ea9n ISO 2493-1 v\u00e0 \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 mang l\u1ea1i \u0111\u1ed9 ch\u00ednh x\u00e1c cao c\u00f9ng kh\u1ea3 n\u0103ng v\u1eadn h\u00e0nh th\u00e2n thi\u1ec7n v\u1edbi ng\u01b0\u1eddi d\u00f9ng. S\u1ea3n ph\u1ea9m s\u1edf h\u1eefu giao di\u1ec7n th\u00f4ng minh, t\u00ednh n\u0103ng \u0111i\u1ec1u khi\u1ec3n g\u00f3c t\u1ef1 \u0111\u1ed9ng v\u00e0 c\u01a1 ch\u1ebf k\u1eb9p ch\u1eafc ch\u1eafn, \u0111\u1ea3m b\u1ea3o qu\u00e1 tr\u00ecnh th\u1eed nghi\u1ec7m \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n ch\u00ednh x\u00e1c.<\/p>\n

      \n

      Quy tr\u00ecnh chu\u1ea9n b\u1ecb m\u1eabu v\u00e0 th\u1eed nghi\u1ec7m<\/h2>\n

      Vi\u1ec7c chu\u1ea9n b\u1ecb v\u00e0 x\u1eed l\u00fd b\u1ec1 m\u1eb7t \u0111\u00fang c\u00e1ch l\u00e0 y\u1ebfu t\u1ed1 then ch\u1ed1t \u0111\u1ec3 thu \u0111\u01b0\u1ee3c k\u1ebft qu\u1ea3 th\u1eed nghi\u1ec7m ch\u00ednh x\u00e1c. H\u00e3y th\u1ef1c hi\u1ec7n c\u00e1c b\u01b0\u1edbc sau \u0111\u00e2y theo ti\u00eau chu\u1ea9n ISO 2493-1:<\/p>\n

      X\u1eed l\u00fd m\u1eabu v\u00e0 l\u1ea5y m\u1eabu<\/h3>\n
        \n
      • X\u1eed l\u00fd m\u1eabu th\u1eed theo ISO 187<\/strong>.<\/li>\n
      • Ch\u1ecdn m\u1eabu theo ISO 186<\/strong> \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 l\u00f4 \u0111\u1ea5t.<\/li>\n<\/ul>\n

        C\u1eaft c\u00e1c m\u1eabu th\u1eed<\/h3>\n
          \n
        • C\u1eaft 10 m\u1eabu th\u1eed theo t\u1eebng h\u01b0\u1edbng ch\u00ednh (theo chi\u1ec1u d\u1ecdc v\u00e0\/ho\u1eb7c chi\u1ec1u ngang).<\/li>\n
        • K\u00edch th\u01b0\u1edbc: R\u1ed9ng (38,0 \u00b1 0,2) mm, d\u00e0i \u00edt nh\u1ea5t 80 mm \u0111\u1ed1i v\u1edbi chi\u1ec1u d\u00e0i u\u1ed1n 50 mm.<\/li>\n<\/ul>\n

          Quy tr\u00ecnh th\u1eed nghi\u1ec7m<\/h3>\n
            \n
          1. \u0110\u1eb7t m\u1eabu v\u00e0o k\u1eb9p, \u0111\u1ea3m b\u1ea3o m\u1eabu \u0111\u01b0\u1ee3c c\u0103n ch\u1ec9nh ch\u00ednh x\u00e1c v\u00e0 h\u1ea1n ch\u1ebf t\u1ed1i \u0111a vi\u1ec7c ti\u1ebfp x\u00fac b\u1eb1ng tay.<\/li>\n
          2. S\u1eed d\u1ee5ng chi\u1ec1u d\u00e0i u\u1ed1n ti\u00eau chu\u1ea9n l\u00e0 50 mm (ho\u1eb7c 10 mm \u0111\u1ed1i v\u1edbi v\u1eadt li\u1ec7u c\u00f3 \u0111\u1ed9 c\u1ee9ng th\u1ea5p).<\/li>\n
          3. \u0110i\u1ec1u ch\u1ec9nh nh\u1ea1c c\u1ee5 v\u1ec1 m\u1ee9c G\u00f3c u\u1ed1n 15\u00b0<\/strong> (ho\u1eb7c 7,5\u00b0 \u0111\u1ed1i v\u1edbi c\u00e1c m\u1eabu d\u00e0y ho\u1eb7c nh\u1ea1y c\u1ea3m).<\/li>\n
          4. Tr\u00e1nh l\u00e0m cong ho\u1eb7c g\u1ea5p n\u1ebfp m\u1eabu tr\u01b0\u1edbc khi ti\u1ebfn h\u00e0nh th\u1eed nghi\u1ec7m.<\/li>\n
          5. Ghi l\u1ea1i l\u1ef1c do con dao t\u00e1c d\u1ee5ng khi n\u00f3 l\u00e0m u\u1ed1n cong m\u1eabu th\u1eed.<\/li>\n<\/ol>\n

            Quan tr\u1ecdng<\/strong>: N\u00ean duy tr\u00ec \u00e1p l\u1ef1c k\u1eb9p \u1ed5n \u0111\u1ecbnh v\u00e0 tr\u00e1nh t\u00e1i s\u1eed d\u1ee5ng c\u00e1c m\u1eabu th\u1eed. L\u1ef1c k\u1eb9p qu\u00e1 cao c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn c\u00e1c gi\u00e1 tr\u1ecb \u0111\u1ed9 c\u1ee9ng b\u1ecb th\u1ea5p h\u01a1n so v\u1edbi th\u1ef1c t\u1ebf.<\/p>\n