{"id":73,"count":18,"description":"
M\u00e1y h\u00e0n que l\u00e0 m\u1ed9t c\u00f4ng c\u1ee5 kh\u00f4ng th\u1ec3 thi\u1ebfu trong ng\u00e0nh c\u00f4ng nghi\u1ec7p h\u00e0n. S\u1ea3n ph\u1ea9m \u0111\u01b0\u1ee3c \u0111\u00f4ng \u0111\u1ea3o kh\u00e1ch h\u00e0ng \u01b0a chu\u1ed9ng s\u1eed d\u1ee5ng nh\u1edd v\u00e0o t\u00ednh hi\u1ec7u qu\u1ea3 v\u00e0 \u0111a d\u1ea1ng trong \u1ee9ng d\u1ee5ng. V\u1edbi kh\u1ea3 n\u0103ng h\u00e0n m\u1ea1nh m\u1ebd v\u00e0 ch\u00ednh x\u00e1c, m\u00e1y h\u00e0n n\u00e0y kh\u00f4ng ch\u1ec9 \u0111\u00e1p \u1ee9ng nhu c\u1ea7u c\u1ee7a c\u00e1c d\u1ef1 \u00e1n l\u1edbn nh\u1ecf m\u00e0 c\u00f2n gi\u00fap t\u1ed1i \u01b0u h\u00f3a quy tr\u00ecnh s\u1ea3n xu\u1ea5t, ti\u1ebft ki\u1ec7m chi ph\u00ed v\u00e0 n\u00e2ng cao ch\u1ea5t l\u01b0\u1ee3ng s\u1ea3n ph\u1ea9m. \u0110\u1eb7c bi\u1ec7t, c\u00e1c s\u1ea3n ph\u1ea9m m\u00e1y h\u00e0n d\u1ea1ng que t\u1ea1i Nam V\u01b0\u1ee3ng \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng c\u00f4ng ngh\u1ec7 inverter t\u00edch h\u1ee3p nhi\u1ec1u ch\u1ee9c n\u0103ng th\u00f4ng minh, thi\u1ebft k\u1ebf sang tr\u1ecdng s\u1ebd l\u00e0 l\u1ef1a ch\u1ecdn ho\u00e0n h\u1ea3o kh\u00f4ng th\u1ec3 b\u1ecf l\u1ee1.<\/span><\/p>\r\n\r\n M\u00e1y h\u00e0n que<\/b> l\u00e0 thi\u1ebft b\u1ecb s\u1eed d\u1ee5ng d\u00f2ng \u0111i\u1ec7n \u0111\u1ec3 t\u1ea1o ra h\u1ed3 quang, l\u00e0m n\u00f3ng ch\u1ea3y que h\u00e0n v\u00e0 \u0111\u1eafp v\u00e0o khe h\u1edf, t\u1eeb \u0111\u00f3 k\u1ebft d\u00ednh c\u00e1c v\u1eadt li\u1ec7u c\u1ea7n h\u00e0n v\u1edbi nhau.<\/span><\/i> \u0110i\u1ec3m \u0111\u1eb7c bi\u1ec7t c\u1ee7a m\u00e1y h\u00e0n l\u00e0 s\u1eed d\u1ee5ng que h\u00e0n c\u00f3 thu\u1ed1c b\u1ecdc, kh\u00f4ng c\u1ea7n kh\u00ed b\u1ea3o v\u1ec7 nh\u01b0 trong h\u00e0n MIG v\u00e0 h\u00e0n TIG.<\/span><\/p>\r\n C\u1ea5u t\u1ea1o m\u00e1y h\u00e0n que <\/span><\/i>bao g\u1ed3m c\u00e1c b\u1ed9 ph\u1eadn ch\u00ednh:<\/span><\/p>\r\n\r\n V\u1edbi thi\u1ebft k\u1ebf kh\u00f4ng y\u00eau c\u1ea7u kh\u00ed b\u1ea3o v\u1ec7 trong qu\u00e1 tr\u00ecnh h\u00e0n, m\u00e1y h\u00e0n d\u1ea1ng que c\u00f3 c\u1ea5u tr\u00fac kh\u00e1 \u0111\u01a1n gi\u1ea3n. M\u00e1y h\u00e0n ch\u1ecbu tr\u00e1ch nhi\u1ec7m cung c\u1ea5p v\u00e0 \u0111i\u1ec1u ch\u1ec9nh c\u01b0\u1eddng \u0111\u1ed9 d\u00f2ng \u0111i\u1ec7n ph\u00f9 h\u1ee3p, gi\u00fap t\u1ea1o ra h\u1ed3 quang l\u00e0m n\u00f3ng ch\u1ea3y que h\u00e0n kim lo\u1ea1i. K\u00ecm h\u00e0n gi\u1eef que h\u00e0n v\u00e0 n\u1ed1i v\u1edbi c\u1ef1c \u00e2m c\u1ee7a m\u00e1y h\u00e0n, trong khi k\u1eb9p mass n\u1ed1i v\u1edbi c\u1ef1c d\u01b0\u01a1ng c\u1ee7a m\u00e1y h\u00e0n v\u00e0 \u0111\u01b0\u1ee3c k\u1eb9p v\u00e0o v\u1eadt h\u00e0n. Khi que h\u00e0n ch\u1ea1m v\u00e0o v\u1eadt h\u00e0n, d\u00f2ng \u0111i\u1ec7n s\u1ebd kh\u00e9p k\u00edn t\u1ea1i \u0111i\u1ec3m ti\u1ebfp x\u00fac (\u0111\u1ea7u que h\u00e0n v\u00e0 v\u1eadt h\u00e0n), t\u1ea1o ra h\u1ed3 quang \u0111i\u1ec7n c\u00f3 nhi\u1ec7t \u0111\u1ed9 cao, l\u00e0m n\u00f3ng ch\u1ea3y que h\u00e0n v\u00e0 \u0111\u1eafp v\u00e0o r\u00e3nh n\u1ee9t tr\u00ean v\u1eadt h\u00e0n.<\/span><\/p>\r\n\r\n\r\n[caption id=\"attachment_936031\" align=\"aligncenter\" width=\"800\"] M\u00e1y h\u00e0n que l\u00e0 thi\u1ebft b\u1ecb s\u1eed d\u1ee5ng d\u00f2ng \u0111i\u1ec7n \u0111\u1ec3 t\u1ea1o ra h\u1ed3 quang, l\u00e0m n\u00f3ng ch\u1ea3y que h\u00e0n<\/em>[\/caption]\r\n M\u00e1y h\u00e0n que l\u00e0 m\u1ed9t thi\u1ebft b\u1ecb \u0111i\u1ec7n chuy\u00ean d\u1ee5ng, \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1eb7c bi\u1ec7t \u0111\u1ec3 n\u1ed1i c\u00e1c chi ti\u1ebft kim lo\u1ea1i nh\u01b0 s\u1eaft, th\u00e9p, inox,... l\u1ea1i v\u1edbi nhau th\u00f4ng qua qu\u00e1 tr\u00ecnh nung ch\u1ea3y v\u00e0 k\u1ebft d\u00ednh gi\u1eefa kim lo\u1ea1i c\u1ee7a que h\u00e0n v\u00e0 v\u1eadt li\u1ec7u c\u1ea7n h\u00e0n.<\/span><\/p>\r\n\r\n Thi\u1ebft k\u1ebf<\/b><\/p>\r\n Ph\u1ea7n l\u1edbn c\u00e1c m\u00e1y h\u00e0n \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf nh\u1ecf g\u1ecdn, tr\u1ecdng l\u01b0\u1ee3ng ch\u1ec9 kho\u1ea3ng 7kg, gi\u00fap thu\u1eadn ti\u1ec7n cho vi\u1ec7c l\u00e0m vi\u1ec7c v\u00e0 di chuy\u1ec3n. Thi\u1ebft k\u1ebf n\u00e0y \u0111\u1eb7c bi\u1ec7t h\u1eefu \u00edch cho th\u1ee3 h\u00e0n khi ph\u1ea3i l\u00e0m vi\u1ec7c ngo\u00e0i tr\u1eddi ho\u1eb7c \u1edf tr\u00ean cao.\u00a0<\/span><\/p>\r\n \u0110a d\u1ea1ng v\u1ec1 c\u00f4ng n\u0103ng<\/b><\/p>\r\n M\u00e1y h\u00e0n \u0111i\u1ec7n t\u1eed c\u00f3 nhi\u1ec1u m\u1eabu m\u00e3 \u0111a d\u1ea1ng, \u0111\u00e1p \u1ee9ng m\u1ecdi nhu c\u1ea7u t\u1eeb <\/span>m\u00e1y h\u00e0n que mini <\/span><\/i>\u0111\u1ebfn m\u00e1y c\u00f4ng nghi\u1ec7p. V\u1edbi c\u00e1c c\u00f4ng su\u1ea5t kh\u00e1c nhau, s\u1ea3n ph\u1ea9m ph\u00f9 h\u1ee3p v\u1edbi \u0111\u1eb7c th\u00f9 c\u1ee7a t\u1eebng nhu c\u1ea7u s\u1eed d\u1ee5ng kh\u00e1c nhau, \u0111\u1ea3m b\u1ea3o t\u00ednh linh ho\u1ea1t v\u00e0 hi\u1ec7u qu\u1ea3 cao trong c\u00f4ng vi\u1ec7c.<\/span><\/p>\r\n Ti\u1ebft ki\u1ec7m \u0111i\u1ec7n n\u0103ng<\/b><\/p>\r\n Ph\u1ea7n l\u1edbn c\u00e1c lo\u1ea1i m\u00e1y h\u00e0n d\u1ea1ng que \u0111\u1ec1u \u1ee9ng d\u1ee5ng c\u00f4ng ngh\u1ec7 IGBT ti\u00ean ti\u1ebfn, \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong l\u0129nh v\u1ef1c \u0111i\u1ec7n t\u1eed v\u00e0 \u0111i\u1ec7n l\u1ea1nh. C\u00f4ng ngh\u1ec7 n\u00e0y gi\u00fap m\u00e1y v\u1eadn h\u00e0nh \u1ed5n \u0111\u1ecbnh h\u01a1n, ti\u1ebfng \u1ed3n nh\u1ecf v\u00e0 ti\u1ebft ki\u1ec7m \u0111i\u1ec7n n\u0103ng t\u1ed1i \u0111a.\u00a0<\/span><\/p>\r\n IGBT k\u1ebft h\u1ee3p kh\u1ea3 n\u0103ng \u0111\u00f3ng ng\u1eaft nhanh c\u1ee7a Mosfet v\u00e0 kh\u1ea3 n\u0103ng ch\u1ecbu t\u1ea3i l\u1edbn c\u1ee7a Transistor. Ch\u00ednh v\u00ec v\u1eady, m\u00e1y h\u00e0n IGBT ch\u1ec9 xu\u1ea5t hi\u1ec7n \u1edf c\u00e1c lo\u1ea1i c\u00f4ng su\u1ea5t v\u1eeba v\u00e0 nh\u1ecf nh\u01b0ng mang l\u1ea1i hi\u1ec7u su\u1ea5t cao v\u00e0 ti\u00eau th\u1ee5 \u0111i\u1ec7n n\u0103ng th\u1ea5p.<\/span><\/p>\r\n C\u00f4ng su\u1ea5t h\u00e0n m\u1ea1nh m\u1ebd<\/b><\/p>\r\n M\u00e1y h\u00e0n que \u0111\u01b0\u1ee3c trang b\u1ecb c\u00f4ng su\u1ea5t \u0111\u1ea7u ra m\u1ea1nh m\u1ebd, gi\u00fap qu\u00e1 tr\u00ecnh h\u00e0n di\u1ec5n ra nhanh ch\u00f3ng v\u00e0 d\u1ec5 d\u00e0ng h\u01a1n, n\u00e2ng cao hi\u1ec7u su\u1ea5t c\u00f4ng vi\u1ec7c.<\/span><\/p>\r\n\r\n\r\n[caption id=\"attachment_936032\" align=\"aligncenter\" width=\"800\"] M\u00e1y h\u00e0n que s\u1edf h\u1eefu c\u00f4ng su\u1ea5t h\u00e0n m\u1ea1nh m\u1ebd<\/em>[\/caption]\r\n M\u00e1y h\u00e0n ch\u1ed1ng gi\u1eadt<\/b><\/p>\r\n T\u00ednh n\u0103ng ch\u1ed1ng gi\u1eadt l\u00e0 m\u1ed9t \u0111i\u1ec3m n\u1ed5i b\u1eadt c\u1ee7a d\u00f2ng m\u00e1y h\u00e0n que. \u0110i\u1ec1u n\u00e0y \u0111\u1eb7c bi\u1ec7t h\u1eefu \u00edch \u0111\u1ed1i v\u1edbi nh\u1eefng ng\u01b0\u1eddi lao \u0111\u1ed9ng ph\u1ea3i l\u00e0m vi\u1ec7c trong m\u00f4i tr\u01b0\u1eddng \u1ea9m \u01b0\u1edbt v\u00e0 \u0111i\u1ec1u ki\u1ec7n kh\u00f4ng thu\u1eadn l\u1ee3i.<\/span><\/p>\r\n Ch\u1ee9c n\u0103ng b\u1ea3o v\u1ec7 qu\u00e1 t\u1ea3i<\/b><\/p>\r\n Ngu\u1ed3n \u0111i\u1ec7n l\u00e0 m\u1ed9t y\u1ebfu t\u1ed1 quan tr\u1ecdng trong c\u00f4ng t\u00e1c h\u00e0n. Khi ngu\u1ed3n \u0111i\u1ec7n kh\u00f4ng \u1ed5n \u0111\u1ecbnh, m\u00e1y s\u1ebd t\u1ef1 \u0111\u1ed9ng ng\u1eaft \u0111\u1ec3 b\u1ea3o v\u1ec7 thi\u1ebft b\u1ecb v\u00e0 \u0111\u1ea3m b\u1ea3o an to\u00e0n. \u0110\u00e8n b\u00e1o s\u1ebd hi\u1ec3n th\u1ecb t\u00ecnh tr\u1ea1ng m\u00e1y, gi\u00fap ng\u01b0\u1eddi d\u00f9ng d\u1ec5 d\u00e0ng nh\u1eadn bi\u1ebft v\u00e0 x\u1eed l\u00fd. Khi g\u1eb7p t\u00ecnh tr\u1ea1ng qu\u00e1 t\u1ea3i, ng\u01b0\u1eddi d\u00f9ng ch\u1ec9 c\u1ea7n ng\u1eaft k\u1ebft n\u1ed1i ngu\u1ed3n \u0111i\u1ec7n t\u1ed1i thi\u1ec3u 5 ph\u00fat tr\u01b0\u1edbc khi kh\u1edfi \u0111\u1ed9ng l\u1ea1i m\u00e1y.<\/span><\/p>\r\n C\u01b0\u1eddng \u0111\u1ed9 d\u00f2ng h\u00e0n l\u1edbn, s\u1eed d\u1ee5ng \u0111\u01b0\u1ee3c nhi\u1ec1u que h\u00e0n<\/b><\/p>\r\n C\u01b0\u1eddng \u0111\u1ed9 d\u00f2ng h\u00e0n l\u00e0 y\u1ebfu t\u1ed1 quan tr\u1ecdng quy\u1ebft \u0111\u1ecbnh \u0111\u1ebfn s\u1ef1 \u1ed5n \u0111\u1ecbnh trong qu\u00e1 tr\u00ecnh l\u00e0m vi\u1ec7c. M\u00e1y h\u00e0n \u0111i\u1ec7n t\u1eed th\u01b0\u1eddng c\u00f3 c\u01b0\u1eddng \u0111\u1ed9 d\u00f2ng h\u00e0n dao \u0111\u1ed9ng t\u1eeb 160A \u0111\u1ebfn 400A, gi\u00fap l\u00e0m vi\u1ec7c hi\u1ec7u qu\u1ea3 v\u1edbi que h\u00e0n c\u00f3 \u0111\u01b0\u1eddng k\u00ednh t\u1eeb 1.6 ly \u0111\u1ebfn 5 ly.<\/span><\/p>\r\n\r\n M\u00e1y h\u00e0n que AC l\u00e0 lo\u1ea1i m\u00e1y h\u00e0n s\u1eed d\u1ee5ng ngu\u1ed3n \u0111i\u1ec7n xoay chi\u1ec1u (AC). \u0110\u00e2y l\u00e0 d\u00f2ng m\u00e1y ph\u1ed5 bi\u1ebfn v\u00e0 \u0111\u01b0\u1ee3c \u01b0a chu\u1ed9ng trong nhi\u1ec1u \u1ee9ng d\u1ee5ng h\u00e0n c\u01a1 b\u1ea3n.<\/span><\/p>\r\n \u01afu \u0111i\u1ec3m:<\/b><\/p>\r\n\r\n Nh\u01b0\u1ee3c \u0111i\u1ec3m:<\/b><\/p>\r\n M\u1ed1i h\u00e0n c\u1ee7a m\u00e1y h\u00e0n AC th\u01b0\u1eddng kh\u00f4ng m\u1ecbn v\u00e0 \u0111\u1eb9p nh\u01b0 khi s\u1eed d\u1ee5ng m\u00e1y h\u00e0n DC. \u0110i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn th\u1ea9m m\u1ef9 v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng c\u1ee7a s\u1ea3n ph\u1ea9m h\u00e0n.<\/span><\/p>\r\n M\u00e1y h\u00e0n AC l\u00e0 l\u1ef1a ch\u1ecdn ph\u00f9 h\u1ee3p cho c\u00e1c c\u00f4ng vi\u1ec7c h\u00e0n c\u01a1 b\u1ea3n, kh\u00f4ng y\u00eau c\u1ea7u cao v\u1ec1 th\u1ea9m m\u1ef9 c\u1ee7a m\u1ed1i h\u00e0n. Ngo\u00e0i ra, nh\u1eefng kh\u00e1ch h\u00e0ng c\u00f3 ng\u00e2n s\u00e1ch h\u1ea1n ch\u1ebf c\u0169ng c\u00f3 th\u1ec3 c\u00e2n nh\u1eafc lo\u1ea1i m\u00e1y n\u00e0y.\u00a0<\/span><\/p>\r\n\r\n\r\n[caption id=\"attachment_936033\" align=\"aligncenter\" width=\"800\"] M\u00e1y h\u00e0n que AC (Ngu\u1ed3n \u0111i\u1ec7n xoay chi\u1ec1u)<\/em>[\/caption]\r\n M\u00e1y h\u00e0n DC l\u00e0 lo\u1ea1i m\u00e1y h\u00e0n s\u1eed d\u1ee5ng ngu\u1ed3n \u0111i\u1ec7n m\u1ed9t chi\u1ec1u (DC), \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn v\u1edbi kh\u1ea3 n\u0103ng t\u1ea1o ra m\u1ed1i h\u00e0n \u0111\u1eb9p v\u00e0 b\u1ec1n v\u1eefng.<\/span><\/p>\r\n \u01afu \u0111i\u1ec3m:<\/b><\/p>\r\n\r\n Nh\u01b0\u1ee3c \u0111i\u1ec3m:<\/b><\/p>\r\n\r\n M\u00e1y h\u00e0n d\u1ea1ng que DC l\u00e0 l\u1ef1a ch\u1ecdn l\u00fd t\u01b0\u1edfng cho c\u00e1c c\u00f4ng vi\u1ec7c h\u00e0n chuy\u00ean nghi\u1ec7p, y\u00eau c\u1ea7u cao v\u1ec1 ch\u1ea5t l\u01b0\u1ee3ng, th\u1ea9m m\u1ef9 c\u1ee7a m\u1ed1i h\u00e0n v\u00e0 s\u1eb5n s\u00e0ng \u0111\u1ea7u t\u01b0 l\u1edbn cho thi\u1ebft b\u1ecb h\u00e0n.<\/span><\/p>\r\n\r\n\r\n[caption id=\"attachment_936034\" align=\"aligncenter\" width=\"800\"] M\u00e1y h\u00e0n que DC (Ngu\u1ed3n \u0111i\u1ec7n m\u1ed9t chi\u1ec1u)<\/em>[\/caption]\r\n D\u01b0\u1edbi \u0111\u00e2y l\u00e0 b\u1ea3ng so s\u00e1nh c\u00e1c lo\u1ea1i m\u00e1y h\u00e0n que ph\u1ed5 bi\u1ebfn hi\u1ec7n nay:<\/span><\/p>\r\n\r\nM\u00e1y h\u00e0n que l\u00e0 g\u00ec?<\/b><\/h3>\r\n
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C\u00f4ng d\u1ee5ng v\u00e0 t\u00ednh n\u0103ng c\u1ee7a m\u00e1y h\u00e0n que<\/b><\/h3>\r\n
C\u00f4ng d\u1ee5ng<\/b><\/h4>\r\n
T\u00ednh n\u0103ng\u00a0<\/b><\/h4>\r\n
C\u00e1c lo\u1ea1i m\u00e1y h\u00e0n que ph\u1ed5 bi\u1ebfn<\/b><\/h3>\r\n
M\u00e1y h\u00e0n que AC (Ngu\u1ed3n \u0111i\u1ec7n xoay chi\u1ec1u)<\/b><\/h4>\r\n
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M\u00e1y h\u00e0n que DC (Ngu\u1ed3n \u0111i\u1ec7n m\u1ed9t chi\u1ec1u)<\/b><\/h4>\r\n
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So s\u00e1nh c\u00e1c lo\u1ea1i m\u00e1y h\u00e0n que ph\u1ed5 bi\u1ebfn hi\u1ec7n nay<\/b><\/h3>\r\n