H\u01b0\u1edbng d\u1eabn s\u1eed d\u1ee5ng v\u00e0 b\u1ea3o d\u01b0\u1ee1ng \u1ed1ng khoan<\/p>\r\n
1. Khi s\u1eed d\u1ee5ng \u1ed1ng khoan m\u1edbi l\u1ea7n \u0111\u1ea7u ti\u00ean, h\u00e3y lau s\u1ea1ch m\u1ee1 b\u1ea3o v\u1ec7 tr\u00ean c\u00e1c ren, l\u00e0m s\u1ea1ch th\u00e0nh trong c\u1ee7a \u1ed1ng khoan b\u1eb1ng kh\u00ed n\u00e9n ho\u1eb7c n\u01b0\u1edbc, sau \u0111\u00f3 b\u00f4i ch\u1ea5t b\u00f4i tr\u01a1n ren l\u00ean c\u1ea3 ren trong l\u1eabn ren ngo\u00e0i \u0111\u1ec3 tr\u00e1nh h\u01b0 h\u1ecfng ho\u1eb7c k\u1eb9t ren.<\/p>\r\n
2. Khi khoan, h\u00e3y \u0111\u1ea3m b\u1ea3o l\u1ed7 khoan c\u00e0ng th\u1eb3ng \u0111\u1ee9ng c\u00e0ng t\u1ed1t \u0111\u1ec3 tr\u00e1nh t\u00ecnh tr\u1ea1ng l\u1ec7ch h\u01b0\u1edbng ho\u1eb7c u\u1ed1n cong, \u0111i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 g\u00e2y m\u00f2n s\u1edbm cho \u1ed1ng khoan.<\/p>\r\n
3. Thi\u1ebft b\u1ecb va \u0111\u1eadp ph\u1ea3i \u0111\u01b0\u1ee3c n\u1ed1i v\u1edbi \u1ed1ng khoan \u0111\u1ea7u ti\u00ean th\u00f4ng qua m\u1ed9t thanh kh\u1edfi \u0111\u1ed9ng; n\u1ebfu kh\u00f4ng, \u1ed1ng khoan \u0111\u1ea7u ti\u00ean s\u1ebd b\u1ecb h\u01b0 h\u1ecfng s\u1edbm.<\/p>\r\n
4. M\u1ed7i khi l\u1eafp n\u1ed1i \u1ed1ng khoan, h\u00e3y nh\u1edb b\u00f4i ch\u1ea5t b\u00f4i tr\u01a1n ren l\u00ean c\u00e1c ren v\u00e0 si\u1ebft ch\u1eb7t \u1ed1ng khoan. N\u1ebfu kh\u00f4ng \u0111\u01b0\u1ee3c si\u1ebft ch\u1eb7t, m\u1ed1i n\u1ed1i ren s\u1ebd l\u1ecfng l\u1ebbo, khi\u1ebfn c\u00e1c ren c\u1ecd x\u00e1t v\u00e0o nhau, l\u00e0m m\u00e0i s\u1eafc c\u00e1c \u0111\u1ea7u r\u0103ng, d\u1eabn \u0111\u1ebfn h\u01b0 h\u1ecfng ren ho\u1eb7c k\u1eb9t ren. N\u1ebfu kh\u00f4ng \u0111\u01b0\u1ee3c si\u1ebft ch\u1eb7t \u0111\u00fang c\u00e1ch, b\u1eadc ren c\u00e1i s\u1ebd kh\u00f4ng \u0111\u01b0\u1ee3c \u00e9p ch\u1eb7t, g\u00e2y r\u00f2 r\u1ec9 kh\u00ed, v\u00e0 trong tr\u01b0\u1eddng h\u1ee3p nghi\u00eam tr\u1ecdng, c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn g\u00e3y m\u1ecfi t\u1ea1i g\u1ed1c ren c\u1ee7a \u0111\u1ea7u n\u1ed1i ren \u0111\u1ef1c.<\/p>\r\n
5. Khi n\u1ed1i c\u00e1c thanh khoan, ren \u0111\u1ef1c kh\u00f4ng \u0111\u01b0\u1ee3c va ch\u1ea1m v\u1edbi ph\u1ea7n vai v\u00e0 ren c\u1ee7a ren c\u00e1i; \u0111\u1ed3ng th\u1eddi, c\u00e1c \u0111\u1ea7u n\u1ed1i \u0111\u1ef1c v\u00e0 c\u00e1i ph\u1ea3i \u0111\u01b0\u1ee3c c\u0103n ch\u1ec9nh th\u1eb3ng h\u00e0ng. Kh\u00f4ng \u0111\u01b0\u1ee3c \u00e9p n\u1ed1i n\u1ebfu ch\u00fang kh\u00f4ng th\u1eb3ng h\u00e0ng. \u0110\u1ea3m b\u1ea3o tr\u1ee5c ch\u00ednh c\u1ee7a \u0111\u1ea7u truy\u1ec1n \u0111\u1ed9ng tr\u00ean gi\u00e0n khoan v\u00e0 thanh khoan n\u1ed1i ph\u1ea3i \u0111\u1ed3ng tr\u1ee5c.<\/p>\r\n
6. Ki\u1ec3m tra m\u1ee9c \u0111\u1ed9 m\u00f2n c\u1ee7a t\u1eebng b\u1ed9 ph\u1eadn tr\u00ean thanh khoan. N\u1ebfu ph\u00e1t hi\u1ec7n c\u00f3 hi\u1ec7n t\u01b0\u1ee3ng m\u00f2n b\u1ea5t th\u01b0\u1eddng, h\u00e3y x\u00e1c \u0111\u1ecbnh nguy\u00ean nh\u00e2n ngay l\u1eadp t\u1ee9c:<\/p>\r\n
(1) C\u00f3 v\u1eadt s\u1eafc nh\u1ecdn, c\u1ee9ng (ho\u1eb7c m\u00e9p \u0111\u00e1 c\u1ee9ng) n\u00e0o g\u00e2y tr\u1ea7y x\u01b0\u1edbc th\u00e2n thanh khoan b\u00ean trong l\u1ed7 khoan kh\u00f4ng? H\u00e3y s\u1eed d\u1ee5ng c\u1ea9n th\u1eadn n\u1ebfu \u0111\u1ed9 s\u00e2u v\u1ebft x\u01b0\u1edbc tr\u00ean th\u00e2n thanh khoan <0,5 mm v\u00e0 k\u00e9o d\u00e0i h\u01a1n m\u1ed9t v\u00f2ng tr\u00f2n (xo\u1eafn \u1ed1c); n\u1ebfu \u0111\u1ed9 s\u00e2u v\u1ebft x\u01b0\u1edbc \u22650,5 mm, kh\u00f4ng n\u00ean s\u1eed d\u1ee5ng \u0111\u1ec3 tr\u00e1nh thanh khoan b\u1ecb g\u00e3y v\u00e0 g\u00e2y ra t\u1ed5n th\u1ea5t l\u1edbn h\u01a1n.<\/p>\r\n
(2) L\u1ed7 khoan c\u00f3 b\u1ecb l\u1ec7ch, cong ho\u1eb7c s\u1eadp kh\u00f4ng, d\u1eabn \u0111\u1ebfn s\u1ef1 m\u00e0i m\u00f2n ho\u1eb7c bi\u1ebfn d\u1ea1ng c\u1ee7a thanh khoan?<\/p>\r\n
(3) H\u01b0 h\u1ecfng thanh khoan do thi c\u00f4ng trong c\u00e1c t\u1ea7ng \u0111\u1ecba ch\u1ea5t b\u1ea5t th\u01b0\u1eddng nh\u01b0 t\u1ea7ng s\u1ecfi, t\u1ea7ng n\u1ee9t n\u1ebb v\u00e0 t\u1ea7ng b\u00ea t\u00f4ng c\u1ed1t th\u00e9p.<\/p>\r\n
7. C\u00e1c t\u00ecnh tr\u1ea1ng sau \u0111\u00e2y l\u00e0 d\u1ea5u hi\u1ec7u c\u1ee7a s\u1ef1 hao m\u00f2n b\u00ecnh th\u01b0\u1eddng; vui l\u00f2ng thay th\u1ebf \u1ed1ng khoan ngay l\u1eadp t\u1ee9c:<\/p>\r\n
\u2474 M\u1ee9c m\u00f2n \u0111\u1ed3ng \u0111\u1ec1u v\u00e0 \u0111\u1ec1u \u0111\u1eb7n tr\u00ean b\u1ec1 m\u1eb7t ngo\u00e0i c\u1ee7a kh\u1edbp \u1ed1ng khoan ho\u1eb7c b\u1ec1 m\u1eb7t ngo\u00e0i, v\u1edbi \u0111\u01b0\u1eddng k\u00ednh ngo\u00e0i sau khi m\u00f2n gi\u1ea3m xu\u1ed1ng d\u01b0\u1edbi 2 mm so v\u1edbi k\u00edch th\u01b0\u1edbc ti\u00eau chu\u1ea9n.<\/p>\r\n
\u2475 M\u1ee9c \u0111\u1ed9 m\u00f2n \u0111\u1ed3ng \u0111\u1ec1u v\u00e0 \u0111\u1ec1u \u0111\u1eb7n tr\u00ean c\u00e1c ren c\u1ee7a c\u00e1c kh\u1edbp \u0111\u1ef1c v\u00e0 c\u00e1i, v\u1edbi c\u00e1c \u0111\u1ec9nh r\u0103ng t\u1ea1o th\u00e0nh c\u00e1c g\u00f3c nh\u1ecdn.<\/p>\r\n
8. Kh\u00f4ng n\u00ean tr\u1ed9n l\u1eabn c\u00e1c \u1ed1ng khoan c\u1ee7a c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t kh\u00e1c nhau \u0111\u1ec3 tr\u00e1nh t\u00ecnh tr\u1ea1ng d\u00ednh \u1ed1ng ho\u1eb7c m\u00f2n ren s\u1edbm. C\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t kh\u00e1c nhau s\u1eed d\u1ee5ng c\u00e1c th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt, ph\u01b0\u01a1ng ph\u00e1p gia c\u00f4ng c\u0169ng nh\u01b0 c\u00e1c c\u00f4ng c\u1ee5 v\u00e0 thi\u1ebft b\u1ecb ch\u00ednh x\u00e1c kh\u00e1c nhau, d\u1eabn \u0111\u1ebfn \u0111\u1ed9 dung sai v\u00e0 \u0111\u1ed9 k\u00edn kh\u00edt c\u1ee7a ren kh\u00e1c nhau.<\/p>\r\n
9. Kh\u00f4ng n\u00ean k\u1ebft h\u1ee3p c\u00e1c \u1ed1ng khoan c\u00f3 tu\u1ed5i th\u1ecd ho\u1eb7c m\u1ee9c \u0111\u1ed9 m\u00f2n kh\u00e1c bi\u1ec7t \u0111\u00e1ng k\u1ec3 \u0111\u1ec3 tr\u00e1nh c\u00e1c r\u1ee7i ro trong qu\u00e1 tr\u00ecnh thi c\u00f4ng.<\/p>\r\n
10. Khi g\u1eb7p kh\u00f3 kh\u0103n trong vi\u1ec7c th\u00e1o \u1ed1ng khoan, h\u00e3y d\u00f9ng b\u00faa nh\u1ecf g\u00f5 nh\u1eb9 v\u00e0o ph\u1ea7n ren c\u1ee7a kh\u1edbp n\u1ed1i. Tuy\u1ec7t \u0111\u1ed1i kh\u00f4ng \u0111\u01b0\u1ee3c d\u00f9ng b\u00faa l\u1edbn \u0111\u1ec3 \u0111\u1eadp m\u1ea1nh v\u00e0o kh\u1edbp n\u1ed1i, v\u00ec \u0111i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 l\u00e0m bi\u1ebfn d\u1ea1ng v\u00e0 h\u01b0 h\u1ecfng c\u00e1c ren.<\/p>\r\n
11. N\u1ebfu ph\u00e1t hi\u1ec7n th\u1ea5y v\u1ebft h\u01b0 h\u1ecfng nh\u1ecf, c\u1ee5c b\u1ed9 (kho\u1ea3ng 1\u20132 v\u00f2ng ren, d\u00e0i 10 mm) tr\u00ean ren \u1ed1ng khoan, h\u00e3y d\u00f9ng d\u0169a \u0111\u1ec3 s\u1eeda ch\u1eefa tr\u01b0\u1edbc khi s\u1eed d\u1ee5ng.<\/p>\r\n
12. Kh\u00f4ng n\u00ean \u0111\u1ec3 \u1ed1ng khoan ngo\u00e0i tr\u1eddi trong th\u1eddi gian d\u00e0i. Tr\u01b0\u1edbc khi c\u1ea5t gi\u1eef, c\u1ea7n lau s\u1ea1ch \u1ed1ng khoan v\u00e0 b\u00f4i m\u1ee1 ch\u1ed1ng g\u1ec9 l\u00ean c\u00e1c b\u1ed9 ph\u1eadn c\u00f3 ren. N\u00ean \u0111\u1eady n\u1eafp b\u1ea3o v\u1ec7 l\u00ean c\u00e1c \u1ed1ng khoan. Khi thao t\u00e1c v\u1edbi \u1ed1ng khoan, c\u1ea7n tr\u00e1nh c\u00e1c va \u0111\u1eadp c\u00f3 th\u1ec3 l\u00e0m h\u1ecfng ren \u0111\u1ef1c.<\/p>","protected":false},"excerpt":{"rendered":"
Drill Pipe Usage and Maintenance Instructions 1. When using a new drill pipe for the first time, wipe off the […]<\/p>\n","protected":false},"author":1,"featured_media":1382,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"default","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[1],"tags":[],"class_list":["post-500","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/pointtest.site\/vi\/wp-json\/wp\/v2\/posts\/500","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/pointtest.site\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/pointtest.site\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/pointtest.site\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/pointtest.site\/vi\/wp-json\/wp\/v2\/comments?post=500"}],"version-history":[{"count":2,"href":"https:\/\/pointtest.site\/vi\/wp-json\/wp\/v2\/posts\/500\/revisions"}],"predecessor-version":[{"id":2018,"href":"https:\/\/pointtest.site\/vi\/wp-json\/wp\/v2\/posts\/500\/revisions\/2018"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/pointtest.site\/vi\/wp-json\/wp\/v2\/media\/1382"}],"wp:attachment":[{"href":"https:\/\/pointtest.site\/vi\/wp-json\/wp\/v2\/media?parent=500"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/pointtest.site\/vi\/wp-json\/wp\/v2\/categories?post=500"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/pointtest.site\/vi\/wp-json\/wp\/v2\/tags?post=500"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}