{"id":15153,"date":"2025-09-12T00:55:10","date_gmt":"2025-09-12T00:55:10","guid":{"rendered":"https:\/\/www.dgcrane.com\/?post_type=posts&#038;p=15153"},"modified":"2025-09-12T00:55:12","modified_gmt":"2025-09-12T00:55:12","slug":"crane-hook-skewing-causes-and-practical-solutions","status":"publish","type":"posts","link":"https:\/\/www.dgcrane.com\/vi\/posts\/crane-hook-skewing-causes-and-practical-solutions\/","title":{"rendered":"M\u00f3c c\u1ea9u b\u1ecb l\u1ec7ch: Nguy\u00ean nh\u00e2n v\u00e0 gi\u1ea3i ph\u00e1p th\u1ef1c t\u1ebf"},"content":{"rendered":"<div class=\"wp-block-rank-math-toc-block\" id=\"rank-math-toc\"><p>M\u1ee5c l\u1ee5c<\/p><nav><ul><li><a href=\"#causes-of-hook-skewing\">Nguy\u00ean nh\u00e2n g\u00e2y l\u1ec7ch m\u00f3c<\/a><\/li><li><a href=\"#solutions-of-hook-skewing\">Gi\u1ea3i ph\u00e1p cho m\u00f3c xi\u00ean<\/a><ul><li><a href=\"#dual-drum-or-four-line-single-drum-winding\">Cu\u1ed9n d\u00e2y tr\u1ed1ng \u0111\u01a1n b\u1ed1n d\u00f2ng ho\u1eb7c tr\u1ed1ng \u0111\u00f4i<\/a><\/li><li><a href=\"#replace-ropes-and-bearings\">Thay th\u1ebf d\u00e2y th\u1eebng v\u00e0 v\u00f2ng bi<\/a><\/li><li><a href=\"#increase-hook-self-weight\">T\u0103ng tr\u1ecdng l\u01b0\u1ee3ng b\u1ea3n th\u00e2n m\u00f3c<\/a><\/li><\/ul><\/li><li><a href=\"#conclusion\">S\u1ef1 k\u1ebft lu\u1eadn<\/a><\/li><\/ul><\/nav><\/div>\n\n\n\n<p>M\u1ed9t m\u00f3c c\u1ea9u tr\u1ee5c l\u1edbn, nhi\u1ec1u r\u00e3nh, c\u00f3 tr\u1ee5c puli m\u00f3c b\u1ecb l\u1ec7ch, kh\u00f4ng c\u00f2n n\u1eb1m tr\u00ean m\u1eb7t ph\u1eb3ng ngang trong qu\u00e1 tr\u00ecnh v\u1eadn h\u00e0nh. Khi n\u00e2ng ho\u1eb7c h\u1ea1, m\u00f3c b\u1ecb nghi\u00eang l\u00ean tr\u00ean ho\u1eb7c xu\u1ed1ng d\u01b0\u1edbi m\u1ed9t b\u00ean. Ch\u00fang t\u00f4i \u0111\u00e3 ph\u00e2n t\u00edch nguy\u00ean nh\u00e2n v\u00e0 \u0111\u1ec1 xu\u1ea5t gi\u1ea3i ph\u00e1p \u0111\u1ec3 tham kh\u1ea3o.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"581\" height=\"774\" src=\"https:\/\/www.dgcrane.com\/wp-content\/uploads\/2025\/09\/Crane-Hook-Skewing.png\" alt=\"\" class=\"wp-image-15154\"><\/figure>\n\n\n\n<p>D\u1ef1a tr\u00ean c\u00e1ch s\u1eafp x\u1ebfp m\u00f3c \u0111\u01b0\u1ee3c th\u1ec3 hi\u1ec7n trong h\u00ecnh, s\u01a1 \u0111\u1ed3 qu\u1ea5n c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c suy ra nh\u01b0 sau:<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"800\" src=\"https:\/\/www.dgcrane.com\/wp-content\/uploads\/2025\/09\/winding-diagram.png\" alt=\"\" class=\"wp-image-15155\"><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"causes-of-hook-skewing\">Nguy\u00ean nh\u00e2n g\u00e2y l\u1ec7ch m\u00f3c<\/h2>\n\n\n\n<p>V\u1ec1 c\u01a1 b\u1ea3n, hi\u1ec7n t\u01b0\u1ee3ng l\u1ec7ch m\u00f3c x\u1ea3y ra do l\u1ef1c c\u0103ng kh\u00f4ng \u0111\u1ec1u ho\u1eb7c chuy\u1ec3n \u0111\u1ed9ng kh\u00f4ng \u0111\u1ed3ng b\u1ed9 c\u1ee7a d\u00e2y c\u00e1p tr\u00ean c\u00e1c r\u00f2ng r\u1ecdc. \u0110\u1ed1i v\u1edbi m\u00f3c nhi\u1ec1u r\u00e3nh, m\u1ee9c \u0111\u1ed9 l\u1ec7ch nh\u01b0 trong h\u00ecnh l\u00e0 m\u1ed9t hi\u1ec7n t\u01b0\u1ee3ng kh\u00e1 ph\u1ed5 bi\u1ebfn.<\/p>\n\n\n\n<p>Khi tang cu\u1ed1n ho\u1eb7c th\u1ea3 d\u00e2y, ma s\u00e1t xu\u1ea5t hi\u1ec7n gi\u1eefa d\u00e2y c\u00e1p, r\u00f2ng r\u1ecdc v\u00e0 \u1ed5 tr\u1ee5c r\u00f2ng r\u1ecdc. K\u1ebft qu\u1ea3 l\u00e0, d\u00e2y c\u00e1p g\u1ea7n tang nh\u1ea5t chuy\u1ec3n \u0111\u1ed9ng tr\u01b0\u1edbc, ti\u1ebfp theo l\u00e0 h\u00e0ng r\u00f2ng r\u1ecdc th\u1ee9 hai, h\u00e0ng r\u00f2ng r\u1ecdc th\u1ee9 ba, v.v. D\u00e2y c\u00e1p \u1edf ph\u00eda \u0111i\u1ec3m c\u1ed1 \u0111\u1ecbnh chuy\u1ec3n \u0111\u1ed9ng sau c\u00f9ng.<\/p>\n\n\n\n<p>Khi t\u1ef7 l\u1ec7 thu d\u00e2y t\u0103ng l\u00ean, chuy\u1ec3n \u0111\u1ed9ng c\u1ee7a d\u00e2y \u1edf ph\u00eda tang tr\u1ed1ng l\u1edbn h\u01a1n nhi\u1ec1u so v\u1edbi ph\u00eda \u0111i\u1ec3m c\u1ed1 \u0111\u1ecbnh. L\u00fac n\u00e0y, tr\u1ee5c puli m\u00f3c c\u00f3 v\u1ebb b\u1ecb l\u1ec7ch. Khi qu\u00e1 tr\u00ecnh qu\u1ea5n ho\u1eb7c th\u00e1o d\u00e2y ti\u1ebfp t\u1ee5c v\u00e0 t\u1ea5t c\u1ea3 c\u00e1c puli quay, l\u1ef1c c\u0103ng c\u1ee7a d\u00e2y c\u00f3 xu h\u01b0\u1edbng c\u00e2n b\u1eb1ng. Do tr\u1ecdng l\u01b0\u1ee3ng b\u1ea3n th\u00e2n c\u1ee7a m\u00f3c v\u00e0 tr\u1ecdng l\u1ef1c c\u1ee7a t\u1ea3i, tr\u1ee5c puli c\u00f3 xu h\u01b0\u1edbng tr\u1edf v\u1ec1 v\u1ecb tr\u00ed n\u1eb1m ngang.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"solutions-of-hook-skewing\">Gi\u1ea3i ph\u00e1p cho m\u00f3c xi\u00ean<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"dual-drum-or-four-line-single-drum-winding\">Cu\u1ed9n d\u00e2y tr\u1ed1ng \u0111\u01a1n b\u1ed1n d\u00f2ng ho\u1eb7c tr\u1ed1ng \u0111\u00f4i<\/h3>\n\n\n\n<p>Trong h\u1ec7 th\u1ed1ng r\u00f2ng r\u1ecdc hai d\u00e2y \u0111\u01a1n tr\u1ed1ng, c\u00e1c puli g\u1ea7n \u0111i\u1ec3m c\u1ed1 \u0111\u1ecbnh s\u1ebd kh\u1edbp sau \u1edf t\u1ef7 s\u1ed1 r\u00f2ng r\u1ecdc cao, t\u1ea1o ra ch\u00eanh l\u1ec7ch \u0111\u1ed9 c\u0103ng c\u1ee7a d\u00e2y. B\u1eb1ng c\u00e1ch h\u1ee7y \u0111i\u1ec3m c\u1ed1 \u0111\u1ecbnh v\u00e0 \u0111\u1ea3m b\u1ea3o c\u1ea3 hai d\u00e2y qu\u1ea5n ho\u1eb7c th\u1ea3 c\u00f9ng l\u00fac, tr\u1ee5c puli tr\u1edf n\u00ean \u1ed5n \u0111\u1ecbnh h\u01a1n.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"replace-ropes-and-bearings\">Thay th\u1ebf d\u00e2y th\u1eebng v\u00e0 v\u00f2ng bi<\/h3>\n\n\n\n<p>S\u1eed d\u1ee5ng d\u00e2y c\u00e1p c\u00f3 \u0111\u1ed9 linh ho\u1ea1t cao h\u01a1n v\u00e0 \u1ed5 tr\u1ee5c c\u00f3 l\u1ef1c c\u1ea3n ma s\u00e1t th\u1ea5p h\u01a1n, \u0111\u1ed3ng th\u1eddi \u0111\u1ea3m b\u1ea3o b\u00f4i tr\u01a1n th\u00edch h\u1ee3p cho c\u1ea3 d\u00e2y c\u00e1p v\u00e0 \u1ed5 tr\u1ee5c.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"increase-hook-self-weight\">T\u0103ng tr\u1ecdng l\u01b0\u1ee3ng b\u1ea3n th\u00e2n m\u00f3c<\/h3>\n\n\n\n<p>M\u00f3c n\u1eb7ng h\u01a1n cung c\u1ea5p m\u00f4-men xo\u1eafn \u1ed5n \u0111\u1ecbnh l\u1edbn h\u01a1n, gi\u1ea3m xu h\u01b0\u1edbng l\u1ec7ch.<\/p>\n\n\n\n<p>M\u1ed7i ph\u01b0\u01a1ng ph\u00e1p \u0111\u1ec1u c\u00f3 nh\u1eefng hi\u1ec7u qu\u1ea3 v\u00e0 nh\u01b0\u1ee3c \u0111i\u1ec3m ri\u00eang, v\u00e0 c\u00f3 th\u1ec3 ph\u00e1t sinh th\u00eam chi ph\u00ed. Tr\u00ean th\u1ef1c t\u1ebf, \u0111\u1ed9 l\u1ec7ch nh\u1eb9 l\u00e0 hi\u1ec7n t\u01b0\u1ee3ng t\u1ef1 nhi\u00ean v\u00e0 c\u00f3 th\u1ec3 ch\u1ea5p nh\u1eadn \u0111\u01b0\u1ee3c mi\u1ec5n l\u00e0 kh\u00f4ng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn an to\u00e0n.<\/p>\n\n\n\n<p>L\u01b0u \u00fd: N\u1ebfu h\u1ec7 th\u1ed1ng r\u00f2ng r\u1ecdc kh\u00f4ng bao g\u1ed3m thanh c\u00e2n b\u1eb1ng nh\u01b0 minh h\u1ecda trong s\u01a1 \u0111\u1ed3, hai s\u1ee3i c\u00e1p c\u00f3 th\u1ec3 ch\u1ecbu t\u1ea3i kh\u00f4ng \u0111\u1ec1u.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"conclusion\">S\u1ef1 k\u1ebft lu\u1eadn<\/h2>\n\n\n\n<p>Hi\u1ec7n t\u01b0\u1ee3ng l\u1ec7ch m\u00f3c c\u1ea9u ch\u1ee7 y\u1ebfu do \u0111\u1ed9 c\u0103ng d\u00e2y kh\u00f4ng \u0111\u1ec1u v\u00e0 chuy\u1ec3n \u0111\u1ed9ng kh\u00f4ng \u0111\u1ed3ng b\u1ed9. B\u1eb1ng c\u00e1ch c\u1ea3i thi\u1ec7n h\u1ec7 th\u1ed1ng d\u00e2y, t\u1ed1i \u01b0u h\u00f3a l\u1ef1a ch\u1ecdn linh ki\u1ec7n v\u00e0 t\u0103ng tr\u1ecdng l\u01b0\u1ee3ng m\u00f3c c\u1ea9u, hi\u1ec7n t\u01b0\u1ee3ng l\u1ec7ch m\u00f3c c\u1ea9u c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c gi\u1ea3m thi\u1ec3u hi\u1ec7u qu\u1ea3. Trong \u1ee9ng d\u1ee5ng th\u1ef1c t\u1ebf, c\u1ea7n l\u1ef1a ch\u1ecdn gi\u1ea3i ph\u00e1p ph\u00f9 h\u1ee3p nh\u1ea5t d\u1ef1a tr\u00ean \u0111i\u1ec1u ki\u1ec7n thi\u1ebft b\u1ecb, \u0111\u1ed3ng th\u1eddi \u0111\u1ea3m b\u1ea3o v\u1eadn h\u00e0nh an to\u00e0n.<\/p>","protected":false},"excerpt":{"rendered":"M\u1ed9t m\u00f3c c\u1ea9u tr\u1ee5c l\u1edbn, nhi\u1ec1u r\u00e3nh, c\u00f3 tr\u1ee5c puli m\u00f3c b\u1ecb l\u1ec7ch, kh\u00f4ng c\u00f2n n\u1eb1m tr\u00ean m\u1eb7t ph\u1eb3ng ngang trong qu\u00e1 tr\u00ecnh v\u1eadn h\u00e0nh. Khi n\u00e2ng ho\u1eb7c h\u1ea1, m\u00f3c b\u1ecb nghi\u00eang l\u00ean tr\u00ean ho\u1eb7c xu\u1ed1ng d\u01b0\u1edbi m\u1ed9t b\u00ean. Ch\u00fang t\u00f4i \u0111\u00e3 ph\u00e2n t\u00edch nguy\u00ean nh\u00e2n v\u00e0 \u0111\u1ec1 xu\u1ea5t c\u00e1c gi\u1ea3i ph\u00e1p \u0111\u1ec3 tham kh\u1ea3o. D\u1ef1a tr\u00ean s\u01a1 \u0111\u1ed3 b\u1ed1 tr\u00ed m\u00f3c \u0111\u01b0\u1ee3c hi\u1ec3n th\u1ecb trong h\u00ecnh, v\u00f2ng xo\u1eafn [\u2026]","protected":false},"featured_media":15156,"parent":0,"menu_order":0,"template":"single-SEO-Table.php","posts_category":[351],"posts_tag":[96,958],"class_list":["post-15153","posts","type-posts","status-publish","has-post-thumbnail","hentry","posts_category-blog","posts_tag-crane-hook","posts_tag-crane-hook-skewing"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.dgcrane.com\/vi\/wp-json\/wp\/v2\/xmxposts\/15153"}],"collection":[{"href":"https:\/\/www.dgcrane.com\/vi\/wp-json\/wp\/v2\/xmxposts"}],"about":[{"href":"https:\/\/www.dgcrane.com\/vi\/wp-json\/wp\/v2\/types\/posts"}],"version-history":[{"count":2,"href":"https:\/\/www.dgcrane.com\/vi\/wp-json\/wp\/v2\/xmxposts\/15153\/revisions"}],"predecessor-version":[{"id":15158,"href":"https:\/\/www.dgcrane.com\/vi\/wp-json\/wp\/v2\/xmxposts\/15153\/revisions\/15158"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.dgcrane.com\/vi\/wp-json\/wp\/v2\/media\/15156"}],"wp:attachment":[{"href":"https:\/\/www.dgcrane.com\/vi\/wp-json\/wp\/v2\/media?parent=15153"}],"wp:term":[{"taxonomy":"posts_category","embeddable":true,"href":"https:\/\/www.dgcrane.com\/vi\/wp-json\/wp\/v2\/posts_category?post=15153"},{"taxonomy":"posts_tag","embeddable":true,"href":"https:\/\/www.dgcrane.com\/vi\/wp-json\/wp\/v2\/posts_tag?post=15153"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}