{"id":4107,"date":"2022-08-13T22:24:12","date_gmt":"2022-08-13T15:24:12","guid":{"rendered":"https:\/\/mayxaydunghanoi.com\/?p=4107"},"modified":"2025-12-13T02:52:20","modified_gmt":"2025-12-12T19:52:20","slug":"cho-thue-may-khoan-coc-nhoi-che-dau-va-hoan-cai-may-khoan-coc-nhoi","status":"publish","type":"post","link":"https:\/\/mayxaydunghanoi.com\/vi\/cho-thue-may-khoan-coc-nhoi-che-dau-va-hoan-cai-may-khoan-coc-nhoi\/","title":{"rendered":"Cho thu\u00ea m\u00e1y khoan c\u1ecdc nh\u1ed3i, ch\u1ebf \u0111\u1ea7u v\u00e0 ho\u00e1n c\u1ea3i m\u00e1y khoan c\u1ecdc nh\u1ed3i"},"content":{"rendered":"
M\u00e1y khoan c\u1ecdc nh\u1ed3i l\u00e0 m\u1ed9t lo\u1ea1i thi\u1ebft b\u1ecb x\u00e2y d\u1ef1ng d\u00f9ng \u0111\u1ec3 t\u1ea1o l\u1ed7 c\u1ecdc nh\u1ed3i trong c\u00f4ng ngh\u1ec7 thi c\u00f4ng c\u1ecdc nh\u1ed3i b\u00ea t\u00f4ng hay v\u1eefa xi m\u0103ng (t\u1ee9c l\u00e0 l\u1ea5y \u0111\u1ea5t l\u00ean kh\u1ecfi n\u1ec1n \u0111\u1ec3 h\u00ecnh th\u00e0nh h\u1ed1 \u0111\u00e0o) b\u1eb1ng ph\u01b0\u01a1ng ph\u00e1p khoan.<\/p>\n
Khi khoan v\u00e0o trong \u0111\u1ea5t c\u00e1c l\u01b0\u1ee1i khoan, l\u00e0m vi\u1ec7c gi\u1ed1ng nh\u01b0 c\u00e1c m\u0169i khoan khoan g\u1ed7 hay th\u00e9p, \u0111\u1ea9y \u0111\u1ea5t l\u00ean qua c\u00e1nh xo\u1eafn. C\u0169ng c\u00f3 lo\u1ea1i m\u00e1y khoan ru\u1ed9t g\u00e0 g\u1ed3m nhi\u1ec1u m\u0169i khoan, l\u1ed3ng c\u00e1nh xo\u1eafn v\u00e0o nhau v\u00e0 x\u1ebfp th\u00e0nh h\u00e0ng (3 m\u0169i), d\u00f9ng \u0111\u1ec3 khoan t\u1ea1o th\u00e0nh c\u1ecdc barrette v\u00e0 t\u01b0\u1eddng v\u00e2y gia c\u1ed1 n\u1ec1n m\u00f3ng (t\u01b0\u1eddng v\u00e2y t\u1ea1o b\u1eb1ng thi\u1ebft b\u1ecb n\u00e0y c\u00f3 d\u1ea1ng m\u1ed9t h\u00e0ng m\u1eb7t c\u1eaft h\u00ecnh tr\u00f2n tr\u1ed3ng l\u1ea5n v\u00e0 n\u1ed1i ti\u1ebfp nhau).<\/p>\n
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M\u00e1y khoan c\u1ecdc nh\u1ed3i xo\u1eafn ru\u1ed9t g\u00e0 ph\u00f9 h\u1ee3p \u0111\u1ec3 khoan nhi\u1ec1u lo\u1ea1i c\u1ecdc nh\u1ed3i kh\u00e1c nhau, trong \u0111\u00f3 ti\u00eau bi\u1ec3u nh\u1ea5t l\u00e0 4 lo\u1ea1i:<\/p>\n
– C\u1ecdc khoan nh\u1ed3i l\u00e0 c\u1ecdc \u0111\u01b0\u1ee3c thi c\u00f4ng b\u1eb1ng ph\u01b0\u01a1ng ph\u00e1p khoan kh\u00e1c nhau (khoan g\u1ea7u, khoan r\u1eeda ng\u01b0\u1ee3c,\u2026).<\/p>\n
– C\u1ecdc khoan nh\u1ed3i m\u1edf r\u1ed9ng \u0111\u00e1y l\u00e0 lo\u1ea1i c\u1ecdc khoan nh\u1ed3i v\u1edbi \u0111\u01b0\u1eddng k\u00ednh \u0111\u00e1y c\u1ecdc l\u1edbn h\u01a1n \u0111\u01b0\u1eddng k\u00ednh th\u00e2n c\u1ecdc.<\/p>\n
– C\u1ecdc barrette c\u00f3 ti\u1ebft di\u1ec7n kh\u00f4ng tr\u00f2n v\u1edbi nhi\u1ec1u ti\u1ebft di\u1ec7n kh\u00e1c nhau, \u0111\u00e2y l\u00e0 m\u1ed9t trong nh\u1eefng lo\u1ea1i c\u1ecdc khoan nh\u1ed3i th\u01b0\u1eddng d\u00f9ng \u1edf Vi\u1ec7t Nam.<\/p>\n
– C\u1ecdc khoan nh\u1ed3i c\u00f3 x\u00f3i r\u1eeda v\u00e0 b\u01a1m v\u1eefa xi m\u0103ng gia c\u01b0\u1eddng \u0111\u00e1y l\u00e0 c\u1ecdc khoan nh\u1ed3i c\u00f3 \u00e1p d\u1ee5ng c\u00f4ng ngh\u1ec7 r\u1eeda s\u1ea1ch \u0111\u00e1y v\u00e0 b\u01a1m v\u1eefa xi m\u0103ng gia c\u01b0\u1eddng \u0111\u00e1y. \u0110\u00e2y l\u00e0 c\u00e1c b\u01b0\u1edbc ph\u00e1t tri\u1ec3n trong c\u00f4ng ngh\u1ec7 thi c\u00f4ng c\u1ecdc nh\u1ed3i.<\/p>\n
Khi l\u00e0m vi\u1ec7c, th\u00f9ng \u0111\u00e0o xoay tr\u00f2n theo c\u1ea7n khoan, c\u1eaft \u0111\u1ea5t, nh\u1ed3i \u0111\u1ea7y v\u00e0o th\u00f9ng \u0111\u00e0o, sau \u0111\u00f3 \u0111\u1ea5t trong th\u00f9ng \u0111\u00e0o \u0111\u01b0\u1ee3c \u0111\u01b0a l\u00ean c\u00f9ng v\u1edbi th\u00f9ng \u0111\u00e0o nh\u1edd vi\u1ec7c r\u00fat c\u1ea7n khoan l\u00ean.<\/p>\n
L\u01b0\u1ee1i c\u1eaft \u0111\u1ea5t d\u1ea1ng ch\u00e2n v\u1ecbt t\u00e0u th\u1ee7y (t\u1ee9c l\u00e0 d\u1ea1ng c\u00e1nh qu\u1ea1t) khoan v\u00e0o trong \u0111\u1ea5t nh\u1edd g\u1eafn v\u00e0o \u0111\u1ea7u c\u1ea7n khoan, l\u00e0 c\u00e1c \u0111\u01b0\u1eddng \u1ed1ng b\u01a1m, xoay tr\u00f2n. Sau khi \u0111\u1ea5t \u0111\u00e3 \u0111\u01b0\u1ee3c l\u00e0m t\u01a1i nh\u1ecf th\u00e0nh m\u00f9n khoan, th\u00ec \u0111\u01b0\u1ee3c m\u00e1y b\u01a1m h\u00fat c\u00f4ng su\u1ea5t l\u1edbn, b\u01a1m l\u00ean tr\u00ean m\u1eb7t \u0111\u1ea5t c\u00f9ng v\u1edbi dung d\u1ecbch gi\u1eef th\u00e0nh h\u1ed1 \u0111\u00e0o qua \u0111\u01b0\u1eddng c\u1ea7n khoan.<\/p>\n
V\u1ec1 c\u1ea5u t\u1ea1o, m\u00e1y khoan c\u1ecdc nh\u1ed3i ki\u1ec3u th\u00f9ng \u0111\u00e0o bao g\u1ed3m h\u1ec7 th\u1ed1ng c\u1ea7n (tr\u1ee5c) khoan v\u00e0 \u0111\u1ea7u m\u0169i khoan (g\u1ea7u khoan). To\u00e0n b\u1ed9 h\u1ec7 th\u1ed1ng n\u00e0y th\u01b0\u1eddng \u0111\u01b0\u1ee3c l\u1eafp v\u00e0o c\u1ea7n tr\u1ee5c b\u00e1nh x\u00edch n\u1eb7ng kho\u1ea3ng 30 t\u1ea5n \u0111\u1ebfn 80 t\u1ea5n, ch\u1ee7 y\u1ebfu s\u1eed d\u1ee5ng \u0111\u1ed9ng c\u01a1 thu\u1ef7 l\u1ef1c \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 m\u00e1y khoan \u0111\u1ea7u b\u00f2 ch\u1ebf.<\/p>\n
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M\u00e1y khoan c\u1ecdc nh\u1ed3i c\u00f3 nhi\u1ec1u lo\u1ea1i nh\u01b0ng ph\u1ed5 bi\u1ebfn \u1edf Vi\u00eat Nam \u0111ang s\u1eed d\u1ee5ng l\u00e0 m\u00e1y khoan c\u1ed9t bu\u1ed3m nh\u01b0 tr\u00ean, d\u00f2ng m\u00e1y n\u00e0y khoan cho ch\u1ea5t l\u01b0\u1ee3ng c\u1ecdc khoan nh\u1ed3i t\u1ed1t, khoan \u0111\u01b0\u1ee3c nh\u1eefng c\u1ecdc l\u1edbn m\u00e0 m\u00e1y khoan ch\u1ebf kh\u00f4ng khoan \u0111\u01b0\u1ee3c, v\u00e0 c\u00f3 th\u1ec3 khoan \u0111\u00e1 \u1edf c\u01b0\u1eddng \u0111\u1ed9 r\u1eafn cao.<\/p>\n
C\u1ea7n khoan l\u00e0m b\u1eb1ng th\u00e9p g\u1ed3m 3 \u0111\u1ebfn 5 \u0111o\u1ea1n l\u1ed3ng v\u00e0o nhau nh\u01b0 c\u1ed9t \u0103ng ten, chi\u1ec1u d\u00e0i c\u1ea7n t\u1eeb 12m \u0111\u1ebfn 18m. Khi khoan c\u00e1c \u0111o\u1ea1n ph\u00eda trong t\u1ef1 th\u00f2 ra cho \u0111\u1ebfn khi ra h\u1ebft c\u1ea3 5 \u0111o\u1ea1n, chi\u1ec1u s\u00e2u khoan t\u1eeb 30m cho \u0111\u1ebfn 64m. C\u1ea7n khoan bao g\u1ed3m hai lo\u1ea1i l\u00e0 c\u1ea7n ma s\u00e1t v\u00e0 c\u1ea7n kh\u00f3a. \u0110\u1ed1i v\u1edbi t\u1eebng lo\u1ea1i \u0111\u1ecba ch\u1ea5t m\u00e0 s\u1eed d\u1ee5ng c\u00e1c lo\u1ea1i c\u1ea7n n\u00e0y.<\/p>\n
G\u1ea7u khoan h\u00ecnh th\u00f9ng phuy c\u00f3 \u0111\u01b0\u1eddng k\u00ednh c\u00e1c lo\u1ea1i t\u1eeb 600mm \u0111\u1ebfn 3.000mm ho\u1eb7c c\u00f3 th\u1ec3 h\u01a1n n\u1eefa. C\u00e1c lo\u1ea1i m\u00e1y khoan c\u1ecdc nh\u1ed3i ch\u1ebf \u0111\u1ea7u b\u00f2 d\u00f9ng t\u1ea1i Vi\u1ec7t Nam ch\u1ee7 y\u1ebft l\u00e0 c\u1ee7a c\u00e1c h\u00e3ng Hitachi, Nipon, Sumitomo … do Nh\u1eadt B\u1ea3n s\u1ea3n xu\u1ea5t ph\u1ea7n c\u1ea9u b\u00e1nh x\u00edch.<\/p>\n
C\u00f4ng ty TNHH Hanoi Vietnam chuy\u00ean cung c\u1ea5p c\u00e1c d\u1ecbch v\u1ee5 li\u00ean quan t\u1edbi m\u00e1y khoan c\u1ecdc nh\u1ed3i:<\/p>\n
– Ch\u1ebf \u0111\u1ea7u khoan c\u1ecdc nh\u1ed3i<\/p>\n
– Ho\u00e1n c\u1ea3i \u0111\u1ea7u khoan c\u1ecdc nh\u1ed3i<\/p>\n
– Ch\u1ebf t\u1ea1o c\u1ea7n kelly, s\u1eeda ch\u1eefa c\u1ea7n kelly<\/p>\n
– Cho thu\u00ea m\u00e1y khoan c\u1ecdc nh\u1ed3i gi\u00e1 t\u1ed1t nh\u1ea5t th\u1ecb tr\u01b0\u1eddng:<\/p>\n
M\u00e1y khoan c\u1ecdc nh\u1ed3i Mini Tescar CF3<\/strong><\/p>\n