{"id":47868,"date":"2023-04-21T23:51:59","date_gmt":"2023-04-22T04:51:59","guid":{"rendered":"https:\/\/www.bjultrasonic.com\/how-to-make-homemade-ultrasonic-transducer\/"},"modified":"2025-01-21T07:19:49","modified_gmt":"2025-01-21T12:19:49","slug":"how-to-make-homemade-ultrasonic-transducer","status":"publish","type":"post","link":"https:\/\/www.bjultrasonic.com\/vi\/how-to-make-homemade-ultrasonic-transducer\/","title":{"rendered":"T\u1ef1 ch\u1ebf t\u1ea1o \u0111\u1ea7u d\u00f2 si\u00eau \u00e2m t\u1ea1i nh\u00e0"},"content":{"rendered":"

Vi\u1ec7c t\u1ef1 ch\u1ebf t\u1ea1o \u0111\u1ea7u d\u00f2 si\u00eau \u00e2m t\u1ea1i nh\u00e0 l\u00e0 m\u1ed9t d\u1ef1 \u00e1n th\u00fa v\u1ecb v\u00e0 mang t\u00ednh gi\u00e1o d\u1ee5c, nh\u01b0ng c\u0169ng \u0111\u00f2i h\u1ecfi s\u1ef1 t\u1ec9 m\u1ec9 v\u00e0 ki\u1ebfn th\u1ee9c nh\u1ea5t \u0111\u1ecbnh v\u1ec1 \u0111i\u1ec7n t\u1eed v\u00e0 v\u1eadt li\u1ec7u \u00e1p \u0111i\u1ec7n. B\u00e0i vi\u1ebft n\u00e0y s\u1ebd h\u01b0\u1edbng d\u1eabn chi ti\u1ebft c\u00e1ch ch\u1ebf t\u1ea1o m\u1ed9t \u0111\u1ea7u d\u00f2 si\u00eau \u00e2m \u0111\u01a1n gi\u1ea3n, s\u1eed d\u1ee5ng nh\u1eefng v\u1eadt li\u1ec7u d\u1ec5 t\u00ecm ki\u1ebfm. L\u01b0u \u00fd r\u1eb1ng \u0111\u1ea7u d\u00f2 t\u1ef1 ch\u1ebf t\u1ea1o s\u1ebd c\u00f3 hi\u1ec7u su\u1ea5t th\u1ea5p h\u01a1n so v\u1edbi c\u00e1c s\u1ea3n ph\u1ea9m th\u01b0\u01a1ng m\u1ea1i.<\/p>\n

Nguy\u00ean L\u00fd Ho\u1ea1t \u0110\u1ed9ng c\u1ee7a \u0110\u1ea7u D\u00f2 Si\u00eau \u00c2m<\/h3>\n

\u0110\u1ea7u d\u00f2 si\u00eau \u00e2m ho\u1ea1t \u0111\u1ed9ng d\u1ef1a tr\u00ean hi\u1ec7u \u1ee9ng \u00e1p \u0111i\u1ec7n, t\u1ee9c l\u00e0 kh\u1ea3 n\u0103ng c\u1ee7a m\u1ed9t s\u1ed1 v\u1eadt li\u1ec7u (nh\u01b0 g\u1ed1m \u00e1p \u0111i\u1ec7n) t\u1ea1o ra \u0111i\u1ec7n \u00e1p khi ch\u1ecbu \u00e1p l\u1ef1c c\u01a1 h\u1ecdc v\u00e0 ng\u01b0\u1ee3c l\u1ea1i, bi\u1ebfn \u0111\u1ed5i \u0111i\u1ec7n \u00e1p th\u00e0nh dao \u0111\u1ed9ng c\u01a1 h\u1ecdc. Khi \u00e1p d\u1ee5ng m\u1ed9t t\u00edn hi\u1ec7u \u0111i\u1ec7n xoay chi\u1ec1u v\u00e0o v\u1eadt li\u1ec7u \u00e1p \u0111i\u1ec7n, n\u00f3 s\u1ebd dao \u0111\u1ed9ng v\u1edbi t\u1ea7n s\u1ed1 t\u01b0\u01a1ng \u1ee9ng, t\u1ea1o ra s\u00f3ng si\u00eau \u00e2m.<\/p>\n

V\u1eadt Li\u1ec7u C\u1ea7n Chu\u1ea9n B\u1ecb<\/h3>\n\n\n\n\n\n\n\n\n\n
V\u1eadt Li\u1ec7u<\/th>\nM\u00f4 T\u1ea3<\/th>\nN\u01a1i Mua<\/th>\n<\/tr>\n<\/thead>\n
\u0110\u0129a g\u1ed1m \u00e1p \u0111i\u1ec7n<\/td>\n\u0110\u01b0\u1eddng k\u00ednh kho\u1ea3ng 20mm, \u0111\u1ed9 d\u00e0y 1-2mm<\/td>\nC\u00e1c c\u1eeda h\u00e0ng linh ki\u1ec7n \u0111i\u1ec7n t\u1eed<\/td>\n<\/tr>\n
D\u00e2y \u0111\u1ed3ng nh\u1ecf<\/td>\nD\u00f9ng \u0111\u1ec3 n\u1ed1i d\u00e2y v\u1edbi \u0111\u0129a g\u1ed1m<\/td>\nC\u00e1c c\u1eeda h\u00e0ng linh ki\u1ec7n \u0111i\u1ec7n t\u1eed<\/td>\n<\/tr>\n
V\u1ecf nh\u1ef1a ho\u1eb7c kim lo\u1ea1i<\/td>\n\u0110\u1ec3 b\u1ea3o v\u1ec7 \u0111\u1ea7u d\u00f2<\/td>\nC\u00e1c c\u1eeda h\u00e0ng linh ki\u1ec7n \u0111i\u1ec7n t\u1eed ho\u1eb7c c\u1eeda h\u00e0ng \u0111\u1ed3 gia d\u1ee5ng<\/td>\n<\/tr>\n
Keo epoxy<\/td>\nD\u00f9ng \u0111\u1ec3 g\u1eafn k\u1ebft c\u00e1c b\u1ed9 ph\u1eadn<\/td>\nC\u00e1c c\u1eeda h\u00e0ng v\u1eadt li\u1ec7u x\u00e2y d\u1ef1ng<\/td>\n<\/tr>\n
M\u1ecf h\u00e0n<\/td>\nD\u00f9ng \u0111\u1ec3 h\u00e0n d\u00e2y<\/td>\nC\u00e1c c\u1eeda h\u00e0ng linh ki\u1ec7n \u0111i\u1ec7n t\u1eed<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Quy Tr\u00ecnh Ch\u1ebf T\u1ea1o<\/h3>\n
    \n
  1. Chu\u1ea9n b\u1ecb \u0111\u0129a g\u1ed1m:<\/strong> L\u00e0m s\u1ea1ch b\u1ec1 m\u1eb7t \u0111\u0129a g\u1ed1m b\u1eb1ng c\u1ed3n ho\u1eb7c dung d\u1ecbch t\u1ea9y r\u1eeda.<\/li>\n
  2. H\u00e0n d\u00e2y:<\/strong> H\u00e0n hai d\u00e2y \u0111\u1ed3ng nh\u1ecf v\u00e0o hai m\u1eb7t c\u1ee7a \u0111\u0129a g\u1ed1m. L\u01b0u \u00fd h\u00e0n nhanh v\u00e0 ch\u00ednh x\u00e1c \u0111\u1ec3 tr\u00e1nh l\u00e0m h\u1ecfng \u0111\u0129a g\u1ed1m do nhi\u1ec7t.<\/li>\n
  3. G\u1eafn k\u1ebft:<\/strong> \u0110\u1eb7t \u0111\u0129a g\u1ed1m \u0111\u00e3 h\u00e0n d\u00e2y v\u00e0o v\u1ecf nh\u1ef1a ho\u1eb7c kim lo\u1ea1i. C\u1ed1 \u0111\u1ecbnh b\u1eb1ng keo epoxy v\u00e0 ch\u1edd keo kh\u00f4 ho\u00e0n to\u00e0n. \u0110\u1ea3m b\u1ea3o d\u00e2y d\u1eabn \u0111\u01b0\u1ee3c lu\u1ed3n ra ngo\u00e0i v\u1ecf.<\/li>\n
  4. Ki\u1ec3m tra:<\/strong> Sau khi keo kh\u00f4, c\u00f3 th\u1ec3 ki\u1ec3m tra \u0111\u1ea7u d\u00f2 b\u1eb1ng c\u00e1ch k\u1ebft n\u1ed1i v\u1edbi m\u1ed9t m\u1ea1ch t\u1ea1o s\u00f3ng si\u00eau \u00e2m.<\/li>\n<\/ol>\n

    L\u1ef1a Ch\u1ecdn T\u1ea7n S\u1ed1 Ho\u1ea1t \u0110\u1ed9ng<\/h3>\n

    T\u1ea7n s\u1ed1 ho\u1ea1t \u0111\u1ed9ng c\u1ee7a \u0111\u1ea7u d\u00f2 ph\u1ee5 thu\u1ed9c v\u00e0o \u0111\u1ed9 d\u00e0y v\u00e0 \u0111\u1eb7c t\u00ednh c\u1ee7a \u0111\u0129a g\u1ed1m \u00e1p \u0111i\u1ec7n. Vi\u1ec7c l\u1ef1a ch\u1ecdn t\u1ea7n s\u1ed1 ph\u00f9 h\u1ee3p ph\u1ee5 thu\u1ed9c v\u00e0o \u1ee9ng d\u1ee5ng c\u1ee5 th\u1ec3.<\/p>\n

    Kh\u1eafc Ph\u1ee5c S\u1ef1 C\u1ed1<\/h3>\n

    N\u1ebfu \u0111\u1ea7u d\u00f2 kh\u00f4ng ho\u1ea1t \u0111\u1ed9ng, h\u00e3y ki\u1ec3m tra l\u1ea1i c\u00e1c k\u1ebft n\u1ed1i d\u00e2y h\u00e0n v\u00e0 \u0111\u1ea3m b\u1ea3o \u0111\u0129a g\u1ed1m kh\u00f4ng b\u1ecb n\u1ee9t v\u1ee1.<\/p>\n

    Vi\u1ec7c t\u1ef1 ch\u1ebf \u0111\u1ea7u d\u00f2 si\u00eau \u00e2m \u0111\u00f2i h\u1ecfi s\u1ef1 ki\u00ean nh\u1eabn v\u00e0 c\u1ea9n th\u1eadn. M\u1eb7c d\u00f9 \u0111\u1ea7u d\u00f2 t\u1ef1 ch\u1ebf c\u00f3 th\u1ec3 kh\u00f4ng \u0111\u1ea1t hi\u1ec7u su\u1ea5t cao nh\u01b0 c\u00e1c s\u1ea3n ph\u1ea9m chuy\u00ean nghi\u1ec7p, nh\u01b0ng \u0111\u00e2y l\u00e0 m\u1ed9t c\u00e1ch tuy\u1ec7t v\u1eddi \u0111\u1ec3 t\u00ecm hi\u1ec3u v\u1ec1 nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng c\u1ee7a c\u00f4ng ngh\u1ec7 si\u00eau \u00e2m. Hy v\u1ecdng b\u00e0i vi\u1ebft n\u00e0y \u0111\u00e3 cung c\u1ea5p cho b\u1ea1n nh\u1eefng ki\u1ebfn th\u1ee9c c\u1ea7n thi\u1ebft \u0111\u1ec3 b\u1eaft \u0111\u1ea7u d\u1ef1 \u00e1n c\u1ee7a m\u00ecnh.<\/p>\n","protected":false},"excerpt":{"rendered":"

    Vi\u1ec7c t\u1ef1 ch\u1ebf t\u1ea1o \u0111\u1ea7u d\u00f2 si\u00eau \u00e2m t\u1ea1i nh\u00e0 l\u00e0 m\u1ed9t d\u1ef1 \u00e1n th\u00fa v\u1ecb v\u00e0 mang t\u00ednh gi\u00e1o d\u1ee5c, nh\u01b0ng c\u0169ng \u0111\u00f2i h\u1ecfi s\u1ef1 t\u1ec9 m\u1ec9 v\u00e0 ki\u1ebfn th\u1ee9c nh\u1ea5t \u0111\u1ecbnh v\u1ec1 \u0111i\u1ec7n t\u1eed v\u00e0 v\u1eadt li\u1ec7u \u00e1p \u0111i\u1ec7n. B\u00e0i vi\u1ebft n\u00e0y s\u1ebd h\u01b0\u1edbng d\u1eabn chi ti\u1ebft c\u00e1ch ch\u1ebf t\u1ea1o m\u1ed9t \u0111\u1ea7u d\u00f2<\/p>\n","protected":false},"author":1,"featured_media":19408,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6406],"tags":[],"class_list":["post-47868","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","prodpage-classic"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/posts\/47868","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/comments?post=47868"}],"version-history":[{"count":0,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/posts\/47868\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/media\/19408"}],"wp:attachment":[{"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/media?parent=47868"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/categories?post=47868"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/tags?post=47868"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}