{"id":4442,"date":"2025-09-05T10:00:32","date_gmt":"2025-09-05T01:00:32","guid":{"rendered":"https:\/\/ohtavn.com\/?post_type=media&p=4442"},"modified":"2025-09-08T18:21:32","modified_gmt":"2025-09-08T09:21:32","slug":"for-manufacturing-guide-to-selecting-screws-by-application-must-see-for-beginners","status":"publish","type":"media","link":"https:\/\/ohtavn.com\/vi\/media\/for-manufacturing-guide-to-selecting-screws-by-application-must-see-for-beginners\/","title":{"rendered":"\u3010D\u00e0nh cho ng\u01b0\u1eddi m\u1edbi b\u1eaft \u0111\u1ea7u\u3011H\u01b0\u1edbng d\u1eabn ch\u1ecdn \u1ed1c v\u00edt cho ng\u00e0nh s\u1ea3n xu\u1ea5t theo t\u1eebng m\u1ee5c \u0111\u00edch s\u1eed d\u1ee5ng"},"content":{"rendered":"
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Gi\u1edbi thi\u1ec7u<\/h3>\n<\/div>\n
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Trong ng\u00e0nh s\u1ea3n xu\u1ea5t, \u1ed1c v\u00edt l\u00e0 b\u1ed9 ph\u1eadn quan tr\u1ecdng quy\u1ebft \u0111\u1ecbnh \u0111\u1ebfn ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 \u0111\u1ed9 b\u1ec1n c\u1ee7a s\u1ea3n ph\u1ea9m. Do c\u00f3 nhi\u1ec1u lo\u1ea1i v\u00e0 ti\u00eau chu\u1ea9n kh\u00e1c nhau, vi\u1ec7c l\u1ef1a ch\u1ecdn \u0111\u00fang \u1ed1c v\u00edt \u0111\u01b0\u1ee3c xem l\u00e0 y\u1ebfu t\u1ed1 c\u01a1 b\u1ea3n trong qu\u00e1 tr\u00ecnh ph\u00e1t tri\u1ec3n s\u1ea3n ph\u1ea9m.<\/p>\n<\/div>\n

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Tuy nhi\u00ean, vi\u1ec7c ch\u1ecdn \u1ed1c v\u00edt \u0111\u00f2i h\u1ecfi ki\u1ebfn th\u1ee9c chuy\u00ean m\u00f4n, n\u00ean v\u1edbi nh\u1eefng ng\u01b0\u1eddi m\u1edbi b\u1eaft \u0111\u1ea7u c\u00f3 th\u1ec3 g\u1eb7p nhi\u1ec1u kh\u00f3 kh\u0103n. B\u00e0i h\u01b0\u1edbng d\u1eabn n\u00e0y s\u1ebd bao qu\u00e1t t\u1eeb nh\u1eefng ki\u1ebfn th\u1ee9c c\u01a1 b\u1ea3n \u0111\u1ebfn n\u00e2ng cao v\u1ec1 \u1ed1c v\u00edt, gi\u00fap b\u1ea1n l\u1ef1a ch\u1ecdn lo\u1ea1i \u1ed1c v\u00edt ph\u00f9 h\u1ee3p nh\u1ea5t cho t\u1eebng m\u1ee5c \u0111\u00edch s\u1eed d\u1ee5ng. Th\u00f4ng qua b\u00e0i vi\u1ebft, \u0111\u1ed9c gi\u1ea3 s\u1ebd c\u00f3 \u0111\u01b0\u1ee3c c\u00e1i nh\u00ecn to\u00e0n di\u1ec7n v\u1ec1 \u1ed1c v\u00edt, t\u1eeb \u0111\u00f3 n\u00e2ng cao \u0111\u1ed9 ch\u00ednh x\u00e1c khi l\u1ef1a ch\u1ecdn \u1ed1c v\u00edt trong qu\u00e1 tr\u00ecnh ph\u00e1t tri\u1ec3n s\u1ea3n ph\u1ea9m.<\/p>\n<\/div>\n

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C\u00e1c lo\u1ea1i \u1ed1c v\u00edt<\/h3>\n<\/div>\n
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\u1ed0c v\u00edt c\u00f3 r\u1ea5t nhi\u1ec1u lo\u1ea1i kh\u00e1c nhau t\u00f9y thu\u1ed9c v\u00e0o h\u00ecnh d\u1ea1ng v\u00e0 \u1ee9ng d\u1ee5ng c\u1ee7a ch\u00fang. Vi\u1ec7c l\u1ef1a ch\u1ecdn \u1ed1c v\u00edt ph\u00f9 h\u1ee3p l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o hi\u1ec7u su\u1ea5t v\u00e0 an to\u00e0n c\u1ee7a s\u1ea3n ph\u1ea9m. D\u01b0\u1edbi \u0111\u00e2y, ch\u00fang t\u00f4i s\u1ebd gi\u1ea3i th\u00edch c\u00e1c lo\u1ea1i \u1ed1c v\u00edt ti\u00eau bi\u1ec3u c\u00f9ng v\u1edbi c\u00e1c \u0111\u1eb7c \u0111i\u1ec3m v\u00e0 \u1ee9ng d\u1ee5ng t\u01b0\u01a1ng \u1ee9ng c\u1ee7a ch\u00fang.<\/p>\n<\/div>\n

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V\u00edt m\u00e1y<\/h4>\n<\/div>\n
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\u0110\u00e2y l\u00e0 nh\u1eefng lo\u1ea1i \u1ed1c v\u00edt c\u00f3 \u0111\u01b0\u1eddng k\u00ednh t\u01b0\u01a1ng \u0111\u1ed1i nh\u1ecf v\u00e0 th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng k\u1ebft h\u1ee3p v\u1edbi \u0111ai \u1ed1c ho\u1eb7c ren c\u00e1i. Ch\u00fang ph\u00f9 h\u1ee3p \u0111\u1ec3 c\u1ed1 \u0111\u1ecbnh c\u00e1c b\u1ed9 ph\u1eadn t\u01b0\u01a1ng \u0111\u1ed1i nh\u1ecf trong thi\u1ebft b\u1ecb ch\u00ednh x\u00e1c v\u00e0 \u0111\u1ed3 n\u1ed9i th\u1ea5t. H\u00ecnh d\u1ea1ng \u0111\u1ea7u c\u0169ng \u0111a d\u1ea1ng, bao g\u1ed3m \u0111\u1ea7u b\u1eb1ng, \u0111\u1ea7u tr\u00f2n v\u00e0 \u0111\u1ea7u ch\u1ea3o, cho ph\u00e9p l\u1ef1a ch\u1ecdn theo \u1ee9ng d\u1ee5ng.<\/p>\n<\/div>\n

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Bul\u00f4ng<\/h4>\n<\/div>\n
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\u0110\u1eb7c tr\u01b0ng b\u1edfi \u0111\u1ea7u l\u1ee5c gi\u00e1c, bul\u00f4ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng k\u1ebft h\u1ee3p v\u1edbi \u0111ai \u1ed1c v\u00e0 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i \u0111\u1ec3 c\u1ed1 \u0111\u1ecbnh c\u00e1c b\u1ed9 ph\u1eadn v\u00e0 c\u1ea5u tr\u00fac t\u01b0\u01a1ng \u0111\u1ed1i l\u1edbn trong m\u00e1y m\u00f3c v\u00e0 c\u00f4ng tr\u00ecnh x\u00e2y d\u1ef1ng. Ch\u00fang c\u00f3 th\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c m\u00f4 men si\u1ebft cao, l\u00e0m cho ch\u00fang ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c v\u1ecb tr\u00ed y\u00eau c\u1ea7u k\u1ebft n\u1ed1i ch\u1eafc ch\u1eafn.<\/p>\n<\/div>\n

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V\u00edt t\u1ef1 ren<\/h4>\n<\/div>\n
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V\u00edt t\u1ef1 ren c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c v\u1eb7n tr\u1ef1c ti\u1ebfp v\u00e0o v\u1eadt li\u1ec7u m\u00e0 kh\u00f4ng c\u1ea7n l\u1ed7 khoan tr\u01b0\u1edbc, v\u00e0 \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n \u0111\u1ec3 c\u1ea3i thi\u1ec7n hi\u1ec7u qu\u1ea3 l\u00e0m vi\u1ec7c. Ch\u00fang hi\u1ec7u qu\u1ea3 \u0111\u1ed1i v\u1edbi c\u00e1c v\u1eadt li\u1ec7u t\u01b0\u01a1ng \u0111\u1ed1i m\u1ec1m nh\u01b0 g\u1ed7 v\u00e0 t\u1ea5m kim lo\u1ea1i m\u1ecfng. Khi v\u1eb7n, ren v\u00edt s\u1ebd t\u1ef1 c\u1eaft v\u00e0o v\u1eadt li\u1ec7u, t\u1ea1o li\u00ean k\u1ebft ch\u1eafc ch\u1eafn.<\/p>\n<\/div>\n

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V\u00edt g\u1ed7<\/h4>\n<\/div>\n
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\u0110\u01b0\u1ee3c thi\u1ebft k\u1ebf chuy\u00ean d\u1ee5ng cho g\u1ed7, v\u00edt g\u1ed7 c\u00f3 \u0111\u1ea7u nh\u1ecdn v\u00e0 ren s\u1eafc \u0111\u1ec3 d\u1ec5 d\u00e0ng \u0103n s\u00e2u v\u00e0o v\u1eadt li\u1ec7u g\u1ed7. Lo\u1ea1i v\u00edt n\u00e0y th\u01b0\u1eddng d\u00f9ng trong l\u1eafp r\u00e1p n\u1ed9i th\u1ea5t v\u00e0 c\u00e1c c\u00f4ng vi\u1ec7c DIY b\u1eb1ng g\u1ed7.<\/p>\n<\/div>\n

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V\u00edt SEMS<\/h4>\n<\/div>\n
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V\u00edt SEMS \u0111\u01b0\u1ee3c t\u00edch h\u1ee3p s\u1eb5n v\u00f2ng \u0111\u1ec7m, gi\u00fap ti\u1ebft ki\u1ec7m th\u1eddi gian v\u00ec kh\u00f4ng c\u1ea7n chu\u1ea9n b\u1ecb v\u00f2ng \u0111\u1ec7m ri\u00eang. Ngo\u00e0i ra, v\u00f2ng \u0111\u1ec7m kh\u00f4ng th\u1ec3 r\u01a1i ra n\u00ean gi\u1ea3m thi\u1ec3u nguy c\u01a1 th\u1ea5t l\u1ea1c linh ki\u1ec7n trong qu\u00e1 tr\u00ecnh l\u1eafp r\u00e1p.<\/p>\n<\/div>\n

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V\u00edt chuy\u00ean d\u1ee5ng<\/h4>\n<\/div>\n
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C\u00f3 nhi\u1ec1u lo\u1ea1i v\u00edt \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf cho c\u00e1c \u1ee9ng d\u1ee5ng \u0111\u1eb7c bi\u1ec7t. V\u00ed d\u1ee5, v\u00edt ren h\u00ecnh thang ho\u1eb7c v\u00edt bi \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u01a1 c\u1ea5u chuy\u1ec3n \u0111\u1ed9ng quay th\u00e0nh chuy\u1ec3n \u0111\u1ed9ng t\u1ecbnh ti\u1ebfn. Nh\u1eefng lo\u1ea1i v\u00edt n\u00e0y ph\u00f9 h\u1ee3p cho c\u00e1c t\u00ecnh hu\u1ed1ng c\u1ea7n \u0111\u1ecbnh v\u1ecb ch\u00ednh x\u00e1c ho\u1eb7c truy\u1ec1n l\u1ef1c l\u1edbn.<\/p>\n<\/div>\n

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V\u1eadt li\u1ec7u \u1ed1c v\u00edt<\/h3>\n<\/div>\n
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Vi\u1ec7c l\u1ef1a ch\u1ecdn v\u1eadt li\u1ec7u cho v\u00edt ph\u1ee5 thu\u1ed9c r\u1ea5t nhi\u1ec1u v\u00e0o m\u00f4i tr\u01b0\u1eddng s\u1eed d\u1ee5ng v\u00e0 y\u00eau c\u1ea7u v\u1ec1 hi\u1ec7u su\u1ea5t. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 c\u00e1c lo\u1ea1i v\u1eadt li\u1ec7u v\u00edt ph\u1ed5 bi\u1ebfn c\u00f9ng \u0111\u1eb7c t\u00ednh v\u00e0 \u1ee9ng d\u1ee5ng c\u1ee7a ch\u00fang:<\/p>\n<\/div>\n

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V\u1eadt li\u1ec7u th\u00e9p<\/h4>\n<\/div>\n
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Th\u00e9p l\u00e0 v\u1eadt li\u1ec7u ph\u1ed5 bi\u1ebfn nh\u1ea5t \u0111\u1ec3 s\u1ea3n xu\u1ea5t v\u00edt, v\u1edbi \u01b0u \u0111i\u1ec3m l\u1edbn l\u00e0 chi ph\u00ed th\u1ea5p v\u00e0 hi\u1ec7u qu\u1ea3 kinh t\u1ebf cao. \u0110\u1ed9 c\u1ee9ng thay \u0111\u1ed5i t\u00f9y theo h\u00e0m l\u01b0\u1ee3ng carbon: th\u00e9p carbon cao c\u00f3 \u0111\u1ed9 b\u1ec1n l\u1edbn nh\u01b0ng d\u1ec5 b\u1ecb g\u1ec9.<\/p>\n<\/div>\n

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Th\u00e9p kh\u00f4ng g\u1ec9 (Inox)<\/h4>\n<\/div>\n
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Th\u00e9p kh\u00f4ng g\u1ec9 c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n t\u1ed1t, ph\u00f9 h\u1ee3p cho m\u00f4i tr\u01b0\u1eddng \u1ea9m \u01b0\u1edbt ho\u1eb7c ngo\u00e0i tr\u1eddi, nh\u1eefng n\u01a1i d\u1ec5 b\u1ecb r\u1ec9 s\u00e9t. Lo\u1ea1i n\u00e0y c\u0169ng \u0111\u01b0\u1ee3c d\u00f9ng nhi\u1ec1u trong thi\u1ebft b\u1ecb y t\u1ebf, m\u00e1y m\u00f3c ch\u1ebf bi\u1ebfn th\u1ef1c ph\u1ea9m, n\u01a1i y\u00eau c\u1ea7u cao v\u1ec1 v\u1ec7 sinh.<\/p>\n<\/div>\n

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\u0110\u1ed3ng thau (Brass)<\/h4>\n<\/div>\n
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\u0110\u1ed3ng thau l\u00e0 h\u1ee3p kim c\u1ee7a \u0111\u1ed3ng v\u00e0 k\u1ebdm, c\u00f3 t\u00ednh d\u1eabn \u0111i\u1ec7n t\u1ed1t n\u00ean th\u01b0\u1eddng d\u00f9ng trong c\u00e1c linh ki\u1ec7n \u0111i\u1ec7n v\u00e0 thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed. Nh\u1edd v\u1ebb ngo\u00e0i s\u00e1ng \u0111\u1eb9p, v\u00edt b\u1eb1ng \u0111\u1ed3ng thau c\u00f2n \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng trong trang tr\u00ed.<\/p>\n<\/div>\n

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Nh\u00f4m<\/h4>\n<\/div>\n
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Nh\u00f4m nh\u1eb9 nh\u01b0ng v\u1eabn \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 b\u1ec1n, n\u00ean \u0111\u01b0\u1ee3c \u01b0a chu\u1ed9ng trong l\u0129nh v\u1ef1c h\u00e0ng kh\u00f4ng, \u00f4 t\u00f4, nh\u1eefng ng\u00e0nh y\u00eau c\u1ea7u gi\u1ea3m tr\u1ecdng l\u01b0\u1ee3ng. Ngo\u00e0i ra, nh\u00f4m c\u00f2n d\u1ec5 t\u00e1i ch\u1ebf, mang l\u1ea1i l\u1ee3i \u00edch v\u1ec1 m\u1eb7t m\u00f4i tr\u01b0\u1eddng.<\/p>\n<\/div>\n

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Titan<\/h4>\n<\/div>\n
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Titan l\u00e0 v\u1eadt li\u1ec7u c\u00f3 nhi\u1ec1u \u0111\u1eb7c t\u00ednh tuy\u1ec7t v\u1eddi, bao g\u1ed3m \u0111\u1ed9 b\u1ec1n cao, tr\u1ecdng l\u01b0\u1ee3ng nh\u1eb9, kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n v\u00e0 kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t. N\u00f3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c m\u00f4i tr\u01b0\u1eddng y\u00eau c\u1ea7u hi\u1ec7u su\u1ea5t c\u1ef1c cao, nh\u01b0 l\u0129nh v\u1ef1c h\u00e0ng kh\u00f4ng v\u0169 tr\u1ee5 v\u00e0 y t\u1ebf.<\/p>\n<\/div>\n

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Nh\u1ef1a<\/h4>\n<\/div>\n
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\u1ed0c v\u00edt l\u00e0m t\u1eeb nh\u1ef1a c\u00f3 \u0111\u1eb7c t\u00ednh nh\u1eb9, kh\u00f4ng t\u1eeb t\u00ednh, th\u00edch h\u1ee3p cho thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed, y t\u1ebf ho\u1eb7c c\u00e1c \u1ee9ng d\u1ee5ng \u0111\u1eb7c th\u00f9. M\u1ed9t s\u1ed1 lo\u1ea1i nh\u1ef1a c\u00f2n c\u00f3 kh\u1ea3 n\u0103ng c\u00e1ch \u0111i\u1ec7n v\u00e0 kh\u00e1ng h\u00f3a ch\u1ea5t t\u1ed1t.<\/p>\n<\/div>\n

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C\u00e1ch ch\u1ecdn \u1ed1c v\u00edt<\/h3>\n<\/div>\n
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Vi\u1ec7c ch\u1ecdn v\u00edt c\u00f3 \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn hi\u1ec7u su\u1ea5t, \u0111\u1ed9 an to\u00e0n v\u00e0 \u0111\u1ed9 b\u1ec1n c\u1ee7a s\u1ea3n ph\u1ea9m, do \u0111\u00f3 c\u1ea7n \u0111\u01b0\u1ee3c xem x\u00e9t c\u1ea9n th\u1eadn. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 nh\u1eefng \u0111i\u1ec3m ch\u00ednh c\u1ea7n l\u01b0u \u00fd khi l\u1ef1a ch\u1ecdn v\u00edt:<\/p>\n<\/div>\n

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Chi\u1ec1u d\u00e0i v\u00e0 \u0111\u01b0\u1eddng k\u00ednh (\u0111\u1ed9 d\u00e0y c\u1ee7a \u1ed1c v\u00edt)<\/h4>\n<\/div>\n
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Chi\u1ec1u d\u00e0i v\u00e0 \u0111\u01b0\u1eddng k\u00ednh c\u1ee7a v\u00edt \u0111\u01b0\u1ee3c quy\u1ebft \u0111\u1ecbnh b\u1edfi \u0111\u1ed9 d\u00e0y v\u00e0 ch\u1ea5t li\u1ec7u c\u1ee7a v\u1eadt c\u1ea7n c\u1ed1 \u0111\u1ecbnh. Th\u00f4ng th\u01b0\u1eddng, chi\u1ec1u d\u00e0i v\u00edt n\u00ean \u0111\u1ee7 \u0111\u1ec3 xuy\u00ean qua v\u1eadt li\u1ec7u v\u00e0 c\u00f2n c\u00f3 th\u1ec3 v\u1eb7n s\u00e2u th\u00eam v\u00e0i milim\u00e9t. \u0110\u01b0\u1eddng k\u00ednh \u0111\u01b0\u1ee3c ch\u1ecdn d\u1ef1a tr\u00ean \u0111\u1ed9 b\u1ec1n c\u1ea7n thi\u1ebft v\u00e0 \u0111\u1eb7c t\u00ednh v\u1eadt li\u1ec7u. V\u1edbi v\u1eadt li\u1ec7u c\u1ee9ng, v\u00edt to s\u1ebd ph\u00f9 h\u1ee3p h\u01a1n, v\u1edbi v\u1eadt li\u1ec7u m\u1ec1m, v\u00edt nh\u1ecf c\u0169ng \u0111\u1ee7 \u0111\u00e1p \u1ee9ng.<\/p>\n<\/div>\n

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H\u00ecnh d\u1ea1ng \u0111\u1ea7u v\u00edt<\/h4>\n<\/div>\n
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H\u00ecnh d\u1ea1ng \u0111\u1ea7u \u1ed1c v\u00edt \u0111\u01b0\u1ee3c l\u1ef1a ch\u1ecdn d\u1ef1a tr\u00ean \u1ee9ng d\u1ee5ng v\u00e0 thi\u1ebft k\u1ebf c\u1ee7a n\u00f3.
\n– \u0110\u1ea7u ch\u00ecm: khi l\u1eafp s\u1ebd ph\u1eb3ng v\u1edbi b\u1ec1 m\u1eb7t v\u1eadt li\u1ec7u, ph\u00f9 h\u1ee3p cho nh\u1eefng n\u01a1i c\u1ea7n t\u00ednh th\u1ea9m m\u1ef9 ho\u1eb7c kh\u00f4ng th\u1ec3 \u0111\u1ec3 \u0111\u1ea7u v\u00edt l\u1ed3i.
\n– \u0110\u1ea7u tr\u00f2n\/\u0111\u1ea7u n\u1ed3i: l\u00e0 d\u1ea1ng ph\u1ed5 bi\u1ebfn nh\u1ea5t, s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i cho nhi\u1ec1u m\u1ee5c \u0111\u00edch.
\n– \u0110\u1ea7u tr\u1ee5: c\u00f3 di\u1ec7n t\u00edch b\u1ec1 m\u1eb7t l\u1edbn, th\u00edch h\u1ee3p \u0111\u1ec3 c\u1ed1 \u0111\u1ecbnh v\u1eadt li\u1ec7u m\u1ecfng ho\u1eb7c m\u1ec1m.<\/p>\n<\/div>\n

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B\u01b0\u1edbc ren<\/h4>\n<\/div>\n
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B\u01b0\u1edbc ren th\u1ec3 hi\u1ec7n \u0111\u1ed9 th\u01b0a ho\u1eb7c d\u00e0y c\u1ee7a ren v\u00edt, th\u01b0\u1eddng c\u00f3 hai lo\u1ea1i: ren th\u01b0\u1eddng v\u00e0 ren m\u1ecbn.<\/p>\n