{"id":6332,"date":"2026-04-08T23:51:55","date_gmt":"2026-04-08T23:51:55","guid":{"rendered":"https:\/\/www.sungda.com\/vi\/post\/how-to-conduct-conveyor-belt-troughing-test-vi"},"modified":"2026-04-08T23:51:55","modified_gmt":"2026-04-08T23:51:55","slug":"how-to-conduct-conveyor-belt-troughing-test-vi","status":"publish","type":"post","link":"https:\/\/www.sungda.com\/vi\/index.php\/how-to-conduct-conveyor-belt-troughing-test-vi\/","title":{"rendered":"C\u00e1ch th\u1ef1c hi\u1ec7n ki\u1ec3m tra \u0111\u1ed9 l\u00f5m b\u0103ng t\u1ea3i"},"content":{"rendered":"\n

Ti\u00eau chu\u1ea9n n\u00e0y quy \u0111\u1ecbnh ph\u01b0\u01a1ng ph\u00e1p th\u1eed nghi\u1ec7m v\u00e0 c\u00e1c ch\u1ec9 ti\u00eau \u0111\u00e1nh gi\u00e1 kh\u1ea3 n\u0103ng u\u1ed1n m\u00e1ng c\u1ee7a b\u0103ng t\u1ea3i khi chuy\u1ec3n t\u1eeb tr\u1ea1ng th\u00e1i ph\u1eb3ng sang d\u1ea1ng m\u00e1ng, nh\u1eb1m \u0111\u1ea3m b\u1ea3o ti\u1ebfp x\u00fac t\u1ed1t v\u1edbi h\u1ec7 th\u1ed1ng con l\u0103n \u0111\u1ee1 d\u1ea1ng m\u00e1ng (g\u1ecdi l\u00e0 \u0111\u1ed9 u\u1ed1n m\u00e1ng) trong qu\u00e1 tr\u00ecnh s\u1eed d\u1ee5ng.<\/p>\n\n\n\n

Th\u1eed nghi\u1ec7m n\u00e0y n\u00ean \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n \u0111\u1ed1i v\u1edbi b\u0103ng t\u1ea3i s\u1eed d\u1ee5ng tr\u00ean c\u00e1c h\u1ec7 th\u1ed1ng c\u00f3 trang b\u1ecb con l\u0103n \u0111\u1ee1 d\u1ea1ng m\u00e1ng. N\u1ebfu b\u0103ng t\u1ea3i kh\u00f4ng c\u00f3 \u0111\u1ed9 u\u1ed1n m\u00e1ng t\u1ed1t, c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn t\u00ecnh tr\u1ea1ng m\u1ea5t \u1ed5n \u0111\u1ecbnh khi v\u1eadn h\u00e0nh, g\u00e2y ra hi\u1ec7n t\u01b0\u1ee3ng di chuy\u1ec3n ngang v\u00e0 c\u00f3 nguy c\u01a1 l\u00e0m h\u1ecfng b\u0103ng t\u1ea3i.<\/p>\n\n\n\n

\u0110\u1ecbnh ngh\u0129a:<\/span><\/strong><\/p>\n\n\n\n

1.1 \u0110\u1ed9 u\u1ed1n m\u00e1ng (T): Trong th\u1eed nghi\u1ec7m \u0111\u1ed9 u\u1ed1n m\u00e1ng c\u1ee7a b\u0103ng t\u1ea3i, t\u1ef7 l\u1ec7 gi\u1eefa \u0111\u1ed9 v\u00f5ng t\u1ed1i \u0111a F c\u1ee7a m\u1eabu th\u1eed v\u00e0 chi\u1ec1u r\u1ed9ng ph\u1eb3ng L c\u1ee7a b\u0103ng trong m\u1ed9t kho\u1ea3ng th\u1eddi gian quy \u0111\u1ecbnh.<\/p>\n\n\n\n

1.2 \u0110\u1ed9 v\u00f5ng t\u1ed1i \u0111a (F): Trong th\u1eed nghi\u1ec7m \u0111\u1ed9 u\u1ed1n m\u00e1ng c\u1ee7a b\u0103ng t\u1ea3i, kho\u1ea3ng c\u00e1ch th\u1eb3ng \u0111\u1ee9ng t\u1eeb c\u00e1c \u0111i\u1ec3m trung t\u00e2m tr\u00ean b\u1ec1 m\u1eb7t tr\u00ean v\u00e0 d\u01b0\u1edbi c\u1ee7a m\u1eabu th\u1eed t\u1ea1i hai \u0111\u1ea7u \u0111\u1ebfn \u0111i\u1ec3m th\u1ea5p nh\u1ea5t c\u1ee7a \u0111\u01b0\u1eddng cong tr\u00ean b\u1ec1 m\u1eb7t tr\u00ean v\u00e0 d\u01b0\u1edbi (xem H\u00ecnh 1).<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

1.3 G\u00f3c nghi\u00eang con l\u0103n b\u00ean: G\u00f3c t\u1ea1o b\u1edfi con l\u0103n b\u00ean v\u00e0 ph\u01b0\u01a1ng ngang trong b\u1ed9 con l\u0103n \u0111\u1ee1 d\u1ea1ng m\u00e1ng bao g\u1ed3m m\u1ed9t con l\u0103n trung t\u00e2m v\u00e0 hai con l\u0103n b\u00ean.<\/p>\n\n\n\n

Nguy\u00ean l\u00fd th\u1eed nghi\u1ec7m: L\u1ea5y m\u1ed9t \u0111o\u1ea1n b\u0103ng t\u1ea3i \u0111\u1ee7 r\u1ed9ng l\u00e0m m\u1eabu th\u1eed, treo hai \u0111\u1ea7u v\u00e0 \u0111\u1ec3 n\u00f3 t\u1ef1 do v\u00f5ng xu\u1ed1ng d\u01b0\u1edbi tr\u1ecdng l\u1ef1c b\u1ea3n th\u00e2n. \u0110o \u0111\u1ed9 v\u00f5ng t\u1ed1i \u0111a trong kho\u1ea3ng th\u1eddi gian quy \u0111\u1ecbnh v\u00e0 t\u00ednh to\u00e1n \u0111\u1ed9 u\u1ed1n m\u00e1ng.<\/p>\n\n\n\n

2. Thi\u1ebft b\u1ecb th\u1eed nghi\u1ec7m: Thi\u1ebft b\u1ecb th\u1eed nghi\u1ec7m bao g\u1ed3m c\u00e1c th\u00e0nh ph\u1ea7n sau (xem H\u00ecnh 2):<\/span><\/strong><\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

2.1 Hai thanh c\u1ee9ng \u0111\u01b0\u1ee3c \u0111\u1ee1 tr\u00ean gi\u00e1 \u0111\u1ee1, ph\u1ea3i \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u sau:<\/p>\n\n\n\n

a. Kho\u1ea3ng c\u00e1ch gi\u1eefa hai \u0111i\u1ec3m \u0111\u1ee1 tr\u00ean m\u1ed7i thanh l\u1edbn h\u01a1n chi\u1ec1u r\u1ed9ng c\u1ee7a b\u0103ng t\u1ea3i th\u1eed nghi\u1ec7m.
b. Kho\u1ea3ng c\u00e1ch gi\u1eefa hai thanh b\u1eb1ng kho\u1ea3ng c\u00e1ch gi\u1eefa hai \u0111i\u1ec3m tr\u00ean k\u1eb9p n\u1ed1i v\u1edbi d\u00e2y treo.<\/p>\n\n\n\n

2.2 Hai k\u1eb9p d\u00f9ng \u0111\u1ec3 gi\u1eef m\u1eabu th\u1eed \u1edf hai \u0111\u1ea7u, ph\u1ea3i \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u sau:<\/p>\n\n\n\n

a. M\u1ed7i \u0111\u1ea7u c\u00f3 b\u1ed9 ph\u1eadn \u0111\u1ec3 k\u1ebft n\u1ed1i v\u1edbi d\u00e2y treo sao cho c\u00f3 th\u1ec3 xoay t\u1ef1 do.
b. C\u1ea5u tr\u00fac ph\u1ea3i \u0111\u1ea3m b\u1ea3o l\u1ef1c m\u1ea5t c\u00e2n b\u1eb1ng c\u1ee7a b\u1ea3n th\u00e2n k\u1eb9p sau khi treo l\u00e0 kh\u00f4ng \u0111\u00e1ng k\u1ec3 v\u00e0 ma s\u00e1t khi xoay c\u0169ng kh\u00f4ng \u0111\u00e1ng k\u1ec3, t\u1ee9c l\u00e0 kh\u00f4ng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u1ed9 v\u00f5ng c\u1ee7a m\u1eabu.
c. Chi\u1ec1u r\u1ed9ng k\u1eb9p m\u1eabu ph\u1ea3i \u00edt nh\u1ea5t l\u00e0 140mm.
d. \u0110\u1ed9 c\u1ee9ng c\u1ee7a ch\u00fang ph\u1ea3i \u0111\u1ea3m b\u1ea3o m\u1eabu kh\u00f4ng b\u1ecb u\u1ed1n theo chi\u1ec1u r\u1ed9ng trong qu\u00e1 tr\u00ecnh th\u1eed nghi\u1ec7m (t\u1ee9c l\u00e0 chi\u1ec1u d\u00e0i c\u1ee7a b\u0103ng).<\/p>\n\n\n\n

2.3 B\u1ed1n d\u00e2y treo l\u00e0m t\u1eeb c\u00f9ng m\u1ed9t lo\u1ea1i v\u1eadt li\u1ec7u, ph\u1ea3i \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u sau:<\/p>\n\n\n\n

a. \u0110\u1ed9 gi\u00e3n d\u00e0i c\u1ee7a ch\u00fang d\u01b0\u1edbi tr\u1ecdng l\u1ef1c c\u1ee7a m\u1eabu th\u1eed v\u00e0 k\u1eb9p l\u00e0 kh\u00f4ng \u0111\u00e1ng k\u1ec3.
b. K\u1ebft n\u1ed1i gi\u1eefa d\u00e2y treo v\u00e0 thanh ngang ph\u1ea3i cho ph\u00e9p di chuy\u1ec3n c\u00e1c \u0111i\u1ec3m ti\u1ebfp x\u00fac d\u1ecdc theo chi\u1ec1u d\u00e0i c\u1ee7a thanh.
c. Chi\u1ec1u d\u00e0i c\u1ee7a ch\u00fang kho\u1ea3ng 500mm v\u00e0 ph\u1ea3i duy tr\u00ec s\u1ef1 th\u1eb3ng h\u00e0ng ngang c\u1ee7a tr\u1ee5c quay c\u1ee7a hai k\u1eb9p.<\/p>\n\n\n\n

2.4 D\u1ee5ng c\u1ee5 \u0111o \u0111\u1ed9 v\u00f5ng c\u1ee7a m\u1eabu.<\/p>\n\n\n\n

2.5 M\u1ed9t d\u00e2y d\u1ecdi \u0111\u1ec3 ch\u1ec9 ph\u01b0\u01a1ng th\u1eb3ng \u0111\u1ee9ng c\u1ee7a d\u00e2y treo.<\/p>\n\n\n\n

3. M\u1eabu th\u1eed b\u0103ng t\u1ea3i:<\/span><\/strong><\/p>\n\n\n\n

3.1 H\u00ecnh d\u1ea1ng, k\u00edch th\u01b0\u1edbc v\u00e0 s\u1ed1 l\u01b0\u1ee3ng m\u1eabu th\u1eed nh\u01b0 sau:<\/p>\n\n\n\n

a. H\u00ecnh d\u1ea1ng: H\u00ecnh ch\u1eef nh\u1eadt \u0111\u1ec1u c\u00e1c c\u1ea1nh.
b. Chi\u1ec1u d\u00e0i (theo chi\u1ec1u r\u1ed9ng b\u0103ng): Chi\u1ec1u r\u1ed9ng ph\u1eb3ng c\u1ee7a b\u0103ng.
c. Chi\u1ec1u r\u1ed9ng (theo chi\u1ec1u d\u00e0i b\u0103ng): 150\u00b11mm.
d. \u0110\u1ed9 d\u00e0y: To\u00e0n b\u1ed9 \u0111\u1ed9 d\u00e0y c\u1ee7a b\u0103ng.
e. S\u1ed1 l\u01b0\u1ee3ng: 2 m\u1eabu.<\/p>\n\n\n\n

3.2 C\u00e1c m\u1eabu n\u00ean \u0111\u01b0\u1ee3c c\u1eaft t\u1eeb b\u0103ng t\u1ea3i \u00edt nh\u1ea5t 5 ng\u00e0y sau khi b\u0103ng \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t.<\/p>\n\n\n\n

3.3 Hai m\u1eabu n\u00ean \u0111\u01b0\u1ee3c l\u1ea5y t\u1eeb c\u00e1c v\u1ecb tr\u00ed tr\u00ean b\u0103ng c\u00e0ng xa nhau c\u00e0ng t\u1ed1t.<\/p>\n\n\n\n

3.4 C\u00e1c m\u1eabu n\u00ean \u0111\u01b0\u1ee3c \u0111\u1eb7t n\u1eb1m ngang trong m\u00f4i tr\u01b0\u1eddng 23\u00b12\u00b0C \u00edt nh\u1ea5t 24 gi\u1edd tr\u01b0\u1edbc khi th\u1eed nghi\u1ec7m.<\/p>\n\n\n\n

4. Quy tr\u00ecnh th\u1eed nghi\u1ec7m v\u00e0 \u0111i\u1ec3m ch\u00ednh:<\/span><\/strong><\/p>\n\n\n\n

4.1 Th\u1eed nghi\u1ec7m n\u00ean \u0111\u01b0\u1ee3c ti\u1ebfn h\u00e0nh trong m\u00f4i tr\u01b0\u1eddng c\u00f3 nhi\u1ec7t \u0111\u1ed9 23\u00b12 \u0111\u1ed9 Celsius.<\/p>\n\n\n\n

4.2 \u0110o chi\u1ec1u r\u1ed9ng ph\u1eb3ng c\u1ee7a b\u0103ng t\u1ea3i (t\u1ee9c l\u00e0 chi\u1ec1u d\u00e0i c\u1ee7a m\u1eabu th\u1eed).<\/p>\n\n\n

4.3 K\u1eb9p hai \u0111\u1ea7u m\u1eabu th\u1eed b\u0103ng t\u1ea3i v\u00e0o c\u00e1c k\u1eb9p c\u1ee7a hai gi\u00e1 \u0111\u1ee1, \u0111\u1ea3m b\u1ea3o m\u1eb7t ch\u1ecbu t\u1ea3i c\u1ee7a b\u0103ng t\u1ea3i h\u01b0\u1edbng l\u00ean tr\u00ean. Vi\u1ec7c k\u1eb9p ph\u1ea3i \u0111\u1ed1i x\u1ee9ng, v\u1edbi \u0111\u1ed9 s\u00e2u k\u1eb9p b\u1eb1ng nhau, trong \u0111\u00f3 \u0111\u1ed9 s\u00e2u nh\u1ecf h\u01a1n l\u00e0 15mm.<\/p>\n\n\n\n

4.4 \u0110\u1ec3 m\u1eabu th\u1eed b\u0103ng t\u1ea3i treo t\u1ef1 do d\u01b0\u1edbi tr\u1ecdng l\u1ef1c c\u1ee7a ch\u00ednh n\u00f3. Li\u00ean t\u1ee5c \u0111i\u1ec1u ch\u1ec9nh h\u01b0\u1edbng c\u1ee7a d\u00e2y treo sao cho th\u1eb3ng \u0111\u1ee9ng. Khi m\u1eabu th\u1eed \u0111\u00e3 treo t\u1ef1 do trong 5 ph\u00fat, \u0111o \u0111\u1ed9 v\u00f5ng t\u1ed1i \u0111a c\u1ee7a m\u1eabu.<\/p>\n\n\n\n

Chi\u1ec1u r\u1ed9ng b\u0103ng t\u1ea3i \u0111\u01b0\u1ee3c khuy\u1ebfn ngh\u1ecb (T\u1ed1i thi\u1ec3u) cho b\u0103ng t\u1ea3i PIW:<\/span><\/strong><\/p>\n\n\n\n

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  • \"\"<\/figure><\/li><\/ul><\/figure>\n\n\n\n

    C\u00d4NG TY TNHH B\u0102NG T\u1ea2I SUNGDA.<\/span><\/strong><\/p>\n<\/div>\n<\/div>\n\n\n\n

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    M\u1eb7t c\u1eaft b\u0103ng t\u1ea3i cao su \u0111\u00e3 s\u1eb5n s\u00e0ng \u0111\u1ec3 \u0111\u00f3ng g\u00f3i<\/figcaption><\/figure>\n\n\n\n
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    \"\"<\/figure>\n","protected":false},"excerpt":{"rendered":"

    Ti\u00eau chu\u1ea9n n\u00e0y quy \u0111\u1ecbnh ph\u01b0\u01a1ng ph\u00e1p th\u1eed nghi\u1ec7m v\u00e0 c\u00e1c ch\u1ec9 ti\u00eau \u0111\u00e1nh gi\u00e1 kh\u1ea3 n\u0103ng u\u1ed1n m\u00e1ng c\u1ee7a b\u0103ng t\u1ea3i khi chuy\u1ec3n t\u1eeb tr\u1ea1ng th\u00e1i ph\u1eb3ng sang d\u1ea1ng m\u00e1ng, nh\u1eb1m \u0111\u1ea3m b\u1ea3o ti\u1ebfp x\u00fac t\u1ed1t v\u1edbi h\u1ec7 th\u1ed1ng con l\u0103n \u0111\u1ee1 d\u1ea1ng m\u00e1ng (g\u1ecdi l\u00e0 \u0111\u1ed9 u\u1ed1n m\u00e1ng) trong qu\u00e1 tr\u00ecnh s\u1eed d\u1ee5ng. […]<\/p>\n","protected":false},"author":1,"featured_media":3206,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[637],"tags":[663,2081,4525,2055,4570],"class_list":["post-6332","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-techinical-news-vi","tag-rubber-conveyor-belt-vi","tag-quality-vi","tag-troughability-vi","tag-test-vi","tag-piw-vi"],"_links":{"self":[{"href":"https:\/\/www.sungda.com\/vi\/index.php\/wp-json\/wp\/v2\/posts\/6332","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.sungda.com\/vi\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.sungda.com\/vi\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.sungda.com\/vi\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.sungda.com\/vi\/index.php\/wp-json\/wp\/v2\/comments?post=6332"}],"version-history":[{"count":0,"href":"https:\/\/www.sungda.com\/vi\/index.php\/wp-json\/wp\/v2\/posts\/6332\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.sungda.com\/vi\/index.php\/wp-json\/wp\/v2\/media\/3206"}],"wp:attachment":[{"href":"https:\/\/www.sungda.com\/vi\/index.php\/wp-json\/wp\/v2\/media?parent=6332"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.sungda.com\/vi\/index.php\/wp-json\/wp\/v2\/categories?post=6332"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.sungda.com\/vi\/index.php\/wp-json\/wp\/v2\/tags?post=6332"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}