{"id":5918,"date":"2025-12-30T07:40:34","date_gmt":"2025-12-30T07:40:34","guid":{"rendered":"https:\/\/korea-transmission.com\/?p=5918"},"modified":"2025-12-30T09:43:12","modified_gmt":"2025-12-30T09:43:12","slug":"high-quality-hydraulic-cylinder-for-excavators","status":"publish","type":"post","link":"https:\/\/korea-transmission.com\/vi\/blog\/high-quality-hydraulic-cylinder-for-excavators\/","title":{"rendered":"Xi lanh th\u1ee7y l\u1ef1c ch\u1ea5t l\u01b0\u1ee3ng cao d\u00e0nh cho m\u00e1y x\u00fac."},"content":{"rendered":"

Xi lanh th\u1ee7y l\u1ef1c m\u00e1y x\u00fac l\u00e0 g\u00ec?<\/strong><\/h2>\n

Xi lanh th\u1ee7y l\u1ef1c c\u1ee7a m\u00e1y x\u00fac l\u00e0 m\u1ed9t thi\u1ebft b\u1ecb th\u1ee7y l\u1ef1c s\u1eed d\u1ee5ng d\u1ea7u \u00e1p su\u1ea5t cao \u0111\u1ec3 t\u1ea1o ra hi\u1ec7u \u1ee9ng gi\u1ed1ng nh\u01b0 p\u00edt-t\u00f4ng. Hi\u1ec7u \u1ee9ng p\u00edt-t\u00f4ng n\u00e0y \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 di chuy\u1ec3n c\u1ea7n m\u00e1y x\u00fac l\u00ean xu\u1ed1ng. Xi lanh th\u1ee7y l\u1ef1c l\u00e0 m\u1ed9t thi\u1ebft b\u1ecb s\u1eed d\u1ee5ng ch\u1ea5t l\u1ecfng \u0111\u1ec3 t\u1ea1o ra l\u1ef1c c\u00f3 th\u1ec3 di chuy\u1ec3n m\u1ed9t v\u1eadt th\u1ec3. Ch\u1ea5t l\u1ecfng \u0111\u01b0\u1ee3c ch\u1ee9a trong m\u1ed9t xi lanh, v\u00e0 v\u1eadt th\u1ec3 \u0111\u01b0\u1ee3c g\u1eafn v\u00e0o m\u1ed9t p\u00edt-t\u00f4ng. Khi p\u00edt-t\u00f4ng di chuy\u1ec3n, ch\u1ea5t l\u1ecfng b\u1ecb \u0111\u1ea9y qua m\u1ed9t l\u1ed7 nh\u1ecf, \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 c\u1eeda van. \u00c1p su\u1ea5t n\u00e0y t\u1ea1o ra m\u1ed9t l\u1ef1c c\u00f3 th\u1ec3 di chuy\u1ec3n v\u1eadt th\u1ec3.<\/p>\n

\"Xi<\/p>\n

C\u00e1c lo\u1ea1i xi lanh th\u1ee7y l\u1ef1c kh\u00e1c nhau trong m\u00e1y x\u00fac<\/strong><\/h2>\n

1. Xi lanh c\u1ea7n tr\u1ee5c
\n<\/strong>Xi lanh c\u1ea7n tr\u1ee5c \u0111\u01b0\u1ee3c n\u1ed1i v\u1edbi c\u1ea7n tr\u1ee5c v\u00e0 cho ph\u00e9p c\u1ea7n tr\u1ee5c di chuy\u1ec3n theo ph\u01b0\u01a1ng th\u1eb3ng \u0111\u1ee9ng. N\u00f3 cho ph\u00e9p m\u00e1y x\u00fac n\u00e2ng v\u00e0 h\u1ea1 c\u1ea7n tr\u1ee5c \u0111\u1ec3 \u0111\u00e0o, n\u00e2ng v\u00e0 ti\u1ebfp c\u1eadn c\u00e1c \u0111\u1ed9 cao kh\u00e1c nhau.<\/p>\n

2. Xi lanh tay
\n<\/strong>Xi lanh c\u1ea7n tr\u1ee5c \u0111\u01b0\u1ee3c g\u1eafn v\u00e0o c\u1ea7n tr\u1ee5c c\u1ee7a m\u00e1y x\u00fac. N\u00f3 \u0111i\u1ec1u khi\u1ec3n vi\u1ec7c m\u1edf r\u1ed9ng v\u00e0 thu g\u1ecdn c\u1ea7n tr\u1ee5c, cho ph\u00e9p m\u00e1y x\u00fac v\u01b0\u01a1n v\u1ec1 ph\u00eda tr\u01b0\u1edbc v\u00e0 k\u00e9o v\u1ec1 ph\u00eda sau trong qu\u00e1 tr\u00ecnh \u0111\u00e0o \u0111\u1ea5t.<\/p>\n

3. Xi lanh g\u1ea7u
\n<\/strong>Xi lanh g\u1ea7u ch\u1ecbu tr\u00e1ch nhi\u1ec7m v\u1eadn h\u00e0nh g\u1ea7u x\u00fac c\u1ee7a m\u00e1y x\u00fac. N\u00f3 \u0111i\u1ec1u khi\u1ec3n vi\u1ec7c m\u1edf v\u00e0 \u0111\u00f3ng c\u00e1c h\u00e0m g\u1ea7u ho\u1eb7c chuy\u1ec3n \u0111\u1ed9ng nghi\u00eang c\u1ee7a g\u1ea7u. Xi lanh n\u00e0y cho ph\u00e9p ng\u01b0\u1eddi v\u1eadn h\u00e0nh \u0111\u00e0o, x\u00fac v\u00e0 th\u1ea3 v\u1eadt li\u1ec7u.<\/p>\n

4. Xi lanh xoay
\n<\/strong>Xi lanh xoay cho ph\u00e9p xoay c\u1ea5u tr\u00fac ph\u00eda tr\u00ean c\u1ee7a m\u00e1y x\u00fac. N\u00f3 cho ph\u00e9p m\u00e1y x\u00fac xoay ngang, th\u00f4ng th\u01b0\u1eddng l\u00ean \u0111\u1ebfn 360 \u0111\u1ed9, cho ph\u00e9p ng\u01b0\u1eddi v\u1eadn h\u00e0nh \u0111\u1ecbnh v\u1ecb m\u00e1y theo c\u00e1c h\u01b0\u1edbng kh\u00e1c nhau m\u00e0 kh\u00f4ng c\u1ea7n ph\u1ea3i di chuy\u1ec3n b\u00e1nh x\u00edch.<\/p>\n

5. \u1ed0ng tr\u01b0\u1ee3t ho\u1eb7c \u1ed1ng di chuy\u1ec3n
\n<\/strong>M\u00e1y x\u00fac trang b\u1ecb b\u00e1nh x\u00edch c\u00f3 c\u00e1c xi lanh \u0111i\u1ec1u khi\u1ec3n chuy\u1ec3n \u0111\u1ed9ng c\u1ee7a m\u00e1y. C\u00e1c xi lanh n\u00e0y m\u1edf r\u1ed9ng v\u00e0 thu l\u1ea1i \u0111\u1ec3 di chuy\u1ec3n b\u00e1nh x\u00edch, cho ph\u00e9p m\u00e1y x\u00fac di chuy\u1ec3n tr\u00ean c\u00e1c \u0111\u1ecba h\u00ecnh kh\u00e1c nhau, thay \u0111\u1ed5i h\u01b0\u1edbng v\u00e0 \u0111i\u1ec1u ch\u1ec9nh v\u1ecb tr\u00ed c\u1ee7a m\u00ecnh.<\/p>\n

\"C\u00e1c<\/p>\n

Xi lanh th\u1ee7y l\u1ef1c c\u1ee7a m\u00e1y x\u00fac ho\u1ea1t \u0111\u1ed9ng nh\u01b0 th\u1ebf n\u00e0o?<\/strong><\/h2>\n

Xi lanh th\u1ee7y l\u1ef1c c\u1ee7a m\u00e1y x\u00fac ho\u1ea1t \u0111\u1ed9ng b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng d\u1ea7u \u00e1p su\u1ea5t cao, \u0111\u01b0\u1ee3c \u0111i\u1ec1u khi\u1ec3n b\u1edfi c\u00e1c van \u0111i\u1ec1u khi\u1ec3n, \u0111\u1ec3 \u0111\u1ea9y p\u00edt t\u00f4ng b\u00ean trong m\u1ed9t xi lanh, l\u00e0m cho c\u1ea7n \u0111\u1ea9y d\u00e0i ra ho\u1eb7c thu ng\u1eafn l\u1ea1i, t\u1ea1o ra chuy\u1ec3n \u0111\u1ed9ng tuy\u1ebfn t\u00ednh m\u1ea1nh m\u1ebd \u0111\u1ec3 di chuy\u1ec3n c\u1ea7n c\u1ea9u, g\u1ea7u x\u00fac v\u00e0 g\u1ea7u x\u00fac. M\u1ed9t b\u01a1m d\u1eabn \u0111\u1ed9ng b\u1eb1ng \u0111\u1ed9ng c\u01a1 s\u1ebd t\u1ea1o \u00e1p su\u1ea5t cho d\u1ea7u, sau \u0111\u00f3 b\u01a1m d\u1ea7u \u0111\u1ebfn m\u1ed9t ph\u00eda c\u1ee7a p\u00edt t\u00f4ng, \u0111\u1ea9y n\u00f3 ra ngo\u00e0i; vi\u1ec7c b\u01a1m ch\u1ea5t l\u1ecfng \u0111\u1ebfn ph\u00eda b\u00ean kia s\u1ebd l\u00e0m cho p\u00edt t\u00f4ng thu ng\u1eafn l\u1ea1i, cho ph\u00e9p ng\u01b0\u1eddi v\u1eadn h\u00e0nh ki\u1ec3m so\u00e1t ch\u00ednh x\u00e1c c\u00e1c c\u00f4ng vi\u1ec7c n\u00e2ng v\u00e0 \u0111\u00e0o n\u1eb7ng th\u00f4ng qua c\u00e1c l\u1ec7nh tr\u00ean c\u1ea7n \u0111i\u1ec1u khi\u1ec3n.<\/p>\n

C\u00e1ch th\u1ee9c ho\u1ea1t \u0111\u1ed9ng (T\u1eebng b\u01b0\u1edbc m\u1ed9t)<\/strong><\/h3>\n
    \n
  1. M\u00e1y b\u01a1m v\u00e0 b\u1ec3 ch\u1ee9a:<\/strong>\u00a0\u0110\u1ed9ng c\u01a1 c\u1ee7a m\u00e1y x\u00fac cung c\u1ea5p n\u0103ng l\u01b0\u1ee3ng cho m\u1ed9t b\u01a1m th\u1ee7y l\u1ef1c h\u00fat d\u1ea7u t\u1eeb m\u1ed9t b\u1ec3 ch\u1ee9a.<\/span><\/li>\n
  2. Van \u0111i\u1ec1u khi\u1ec3n:<\/strong>\u00a0Ng\u01b0\u1eddi v\u1eadn h\u00e0nh di chuy\u1ec3n c\u1ea7n \u0111i\u1ec1u khi\u1ec3n, \u0111i\u1ec1u h\u01b0\u1edbng d\u00f2ng d\u1ea7u \u00e1p su\u1ea5t cao c\u1ee7a b\u01a1m \u0111i qua van \u0111i\u1ec1u khi\u1ec3n.<\/span><\/li>\n
  3. T\u1eeb ch\u1ea5t l\u1ecfng \u0111\u1ebfn xi lanh:<\/strong>\u00a0Van n\u00e0y d\u1eabn d\u1ea7u v\u00e0o m\u1ed9t c\u1eeda c\u1ee7a xi lanh.<\/span><\/li>\n
  4. Chuy\u1ec3n \u0111\u1ed9ng c\u1ee7a p\u00edt-t\u00f4ng:<\/strong>\u00a0Ch\u1ea5t l\u1ecfng c\u00f3 \u00e1p su\u1ea5t cao \u0111\u1ea9y v\u00e0o p\u00edt-t\u00f4ng, t\u1ea1o ra l\u1ef1c.<\/span><\/li>\n
  5. K\u00e9o d\u00e0i\/Thu g\u1ecdn c\u1ea7n c\u00e2u:<\/strong>\u00a0Piston \u0111\u01b0\u1ee3c g\u1eafn v\u1edbi m\u1ed9t thanh truy\u1ec1n; khi piston chuy\u1ec3n \u0111\u1ed9ng, thanh truy\u1ec1n s\u1ebd gi\u00e3n ra (\u0111\u1ea9y) ho\u1eb7c co l\u1ea1i (k\u00e9o).<\/span><\/li>\n
  6. Lu\u1ed3ng h\u1ed3i l\u01b0u:<\/strong>\u00a0D\u1ea7u \u1edf ph\u00eda \u0111\u1ed1i di\u1ec7n c\u1ee7a p\u00edt-t\u00f4ng b\u1ecb \u0111\u1ea9y ra ngo\u00e0i v\u00e0 tr\u1edf l\u1ea1i b\u00ecnh ch\u1ee9a, th\u01b0\u1eddng l\u00e0 th\u00f4ng qua van \u0111i\u1ec1u khi\u1ec3n.<\/span>\u00a0<\/span><\/span><\/li>\n<\/ol>\n

    \"Xi<\/p>\n

    C\u00e1c b\u1ed9 ph\u1eadn c\u1ee7a xi lanh th\u1ee7y l\u1ef1c trong m\u00e1y x\u00fac<\/strong><\/h2>\n

    Xi lanh th\u1ee7y l\u1ef1c l\u00e0 m\u1ed9t b\u1ed9 ph\u1eadn quan tr\u1ecdng c\u1ee7a b\u1ea5t k\u1ef3 m\u00e1y x\u00fac n\u00e0o, chuy\u1ec3n \u0111\u1ed5i ch\u1ea5t l\u1ecfng th\u1ee7y l\u1ef1c th\u00e0nh n\u0103ng l\u01b0\u1ee3ng c\u01a1 h\u1ecdc \u0111\u1ec3 th\u1ef1c hi\u1ec7n c\u00e1c nhi\u1ec7m v\u1ee5. V\u1ec1 c\u01a1 b\u1ea3n, xi lanh th\u1ee7y l\u1ef1c l\u00e0 thi\u1ebft b\u1ecb s\u1eed d\u1ee5ng ch\u1ea5t l\u1ecfng c\u00f3 \u00e1p su\u1ea5t \u0111\u1ec3 t\u1ea1o ra chuy\u1ec3n \u0111\u1ed9ng tuy\u1ebfn t\u00ednh v\u00e0 l\u1ef1c. Ch\u00fang bao g\u1ed3m th\u00e2n xi lanh, piston v\u00e0 c\u00e1c v\u00f2ng \u0111\u1ec7m, ho\u1ea1t \u0111\u1ed9ng c\u00f9ng nhau \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o xi lanh ho\u1ea1t \u0111\u1ed9ng hi\u1ec7u qu\u1ea3.<\/p>\n

    N\u00f2ng tr\u1ee5<\/strong><\/h3>\n

    Th\u00e2n xi lanh l\u00e0 b\u1ed9 ph\u1eadn ch\u00ednh ch\u1ee9a ch\u1ea5t l\u1ecfng th\u1ee7y l\u1ef1c v\u00e0 t\u1ea1o chuy\u1ec3n \u0111\u1ed9ng tuy\u1ebfn t\u00ednh. Th\u00e2n xi lanh th\u01b0\u1eddng \u0111\u01b0\u1ee3c l\u00e0m t\u1eeb c\u00e1c v\u1eadt li\u1ec7u ch\u1eafc ch\u1eafn nh\u01b0 th\u00e9p ho\u1eb7c gang \u0111\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c \u00e1p l\u1ef1c v\u00e0 s\u1ee9c c\u0103ng trong c\u00e1c ho\u1ea1t \u0111\u1ed9ng \u0111\u00e0o b\u1edbi h\u1ea1ng n\u1eb7ng.<\/p>\n

    Piston<\/strong><\/h3>\n

    Piston l\u00e0 m\u1ed9t b\u1ed9 ph\u1eadn h\u00ecnh tr\u1ee5 n\u1eb1m b\u00ean trong xi lanh, c\u00f3 ch\u1ee9c n\u0103ng chuy\u1ec3n \u0111\u1ed9ng qua l\u1ea1i. N\u00f3 \u0111\u01b0\u1ee3c g\u1eafn v\u00e0o c\u1ea7n \u0111\u1ea9y v\u00e0 ho\u1ea1t \u0111\u1ed9ng c\u00f9ng v\u1edbi xi lanh \u0111\u1ec3 t\u1ea1o ra l\u1ef1c. Piston \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c \u00e1p su\u1ea5t cao v\u00e0 th\u01b0\u1eddng \u0111\u01b0\u1ee3c ch\u1ebf t\u1ea1o t\u1eeb c\u00e1c v\u1eadt li\u1ec7u b\u1ec1n nh\u01b0 nh\u00f4m ho\u1eb7c \u0111\u1ed3ng thau.<\/p>\n

    H\u1ea3i c\u1ea9u<\/strong><\/h3>\n

    C\u00e1c v\u00f2ng \u0111\u1ec7m l\u00e0 y\u1ebfu t\u1ed1 thi\u1ebft y\u1ebfu \u0111\u1ec3 duy tr\u00ec t\u00ednh to\u00e0n v\u1eb9n c\u1ee7a h\u1ec7 th\u1ed1ng th\u1ee7y l\u1ef1c. Ch\u00fang \u0111\u1ea3m b\u1ea3o r\u1eb1ng ch\u1ea5t l\u1ecfng th\u1ee7y l\u1ef1c kh\u00f4ng b\u1ecb r\u00f2 r\u1ec9 ra kh\u1ecfi xi lanh v\u00e0 c\u00e1c h\u1ea1t kh\u00f4ng x\u00e2m nh\u1eadp v\u00e0o h\u1ec7 th\u1ed1ng. Th\u00f4ng th\u01b0\u1eddng, c\u00e1c v\u00f2ng \u0111\u1ec7m \u0111\u01b0\u1ee3c l\u00e0m t\u1eeb c\u00e1c v\u1eadt li\u1ec7u nh\u01b0 cao su nitrile ho\u1eb7c polyurethane.<\/p>\n

    Xi lanh th\u1ee7y l\u1ef1c ho\u1ea1t \u0111\u1ed9ng b\u1eb1ng c\u00e1ch d\u1eabn ch\u1ea5t l\u1ecfng c\u00f3 \u00e1p su\u1ea5t v\u00e0o bu\u1ed3ng \u1edf m\u1ed9t b\u00ean c\u1ee7a piston, \u0111\u1ea9y piston v\u00e0 c\u1ea7n piston theo h\u01b0\u1edbng \u0111\u00f3. Chuy\u1ec3n \u0111\u1ed9ng tuy\u1ebfn t\u00ednh n\u00e0y sau \u0111\u00f3 \u0111\u01b0\u1ee3c chuy\u1ec3n \u0111\u1ed5i th\u00e0nh chuy\u1ec3n \u0111\u1ed9ng quay ho\u1eb7c dao \u0111\u1ed9ng \u0111\u1ec3 \u0111i\u1ec1u khi\u1ec3n chuy\u1ec3n \u0111\u1ed9ng c\u1ee7a c\u1ea7n m\u00e1y x\u00fac.<\/p>\n

    \"Xi<\/p>\n

    Kh\u1eafc ph\u1ee5c s\u1ef1 c\u1ed1 xi lanh th\u1ee7y l\u1ef1c m\u00e1y x\u00fac<\/strong><\/h2>\n

    1. Ki\u1ec3m tra r\u00f2 r\u1ec9 b\u00ean ngo\u00e0i<\/strong>
    \nR\u00f2 r\u1ec9 d\u1ea7u th\u1ee7y l\u1ef1c ra b\u00ean ngo\u00e0i l\u00e0 m\u1ed9t trong nh\u1eefng v\u1ea5n \u0111\u1ec1 ph\u1ed5 bi\u1ebfn nh\u1ea5t \u1edf c\u00e1c xi lanh. Ki\u1ec3m tra xi lanh xem c\u00f3 r\u00f2 r\u1ec9 d\u1ea7u r\u00f5 r\u00e0ng xung quanh c\u00e1c gio\u0103ng, c\u00e1c m\u1ed1i n\u1ed1i ho\u1eb7c c\u1ea7n piston hay kh\u00f4ng. R\u00f2 r\u1ec9 th\u01b0\u1eddng cho th\u1ea5y gio\u0103ng b\u1ecb m\u00f2n ho\u1eb7c h\u01b0 h\u1ecfng, c\u00e1c kh\u1edbp n\u1ed1i b\u1ecb l\u1ecfng ho\u1eb7c c\u00f3 v\u1ebft n\u1ee9t tr\u00ean v\u1ecf xi lanh. Kh\u1eafc ph\u1ee5c r\u00f2 r\u1ec9 k\u1ecbp th\u1eddi s\u1ebd ng\u0103n ng\u1eeba vi\u1ec7c m\u1ea5t th\u00eam d\u1ea7u, nhi\u1ec5m b\u1ea9n ho\u1eb7c h\u01b0 h\u1ecfng h\u1ec7 th\u1ed1ng th\u1ee7y l\u1ef1c.<\/p>\n

    2. Ki\u1ec3m tra r\u00f2 r\u1ec9 b\u00ean trong<\/strong>
    \nR\u00f2 r\u1ec9 b\u00ean trong x\u1ea3y ra khi d\u1ea7u th\u1ee7y l\u1ef1c ch\u1ea3y v\u00f2ng qua c\u00e1c gio\u0103ng b\u00ean trong xi lanh. C\u00e1c tri\u1ec7u ch\u1ee9ng bao g\u1ed3m hi\u1ec7u su\u1ea5t xi lanh gi\u1ea3m, chuy\u1ec3n \u0111\u1ed9ng ch\u1eadm ho\u1eb7c kh\u00f3 gi\u1eef t\u1ea3i. \u0110\u1ec3 x\u00e1c \u0111\u1ecbnh r\u00f2 r\u1ec9 b\u00ean trong, h\u00e3y ki\u1ec3m tra chuy\u1ec3n \u0111\u1ed9ng kh\u00f4ng \u0111\u1ec1u ho\u1eb7c m\u1ea5t \u00e1p su\u1ea5t trong h\u1ec7 th\u1ed1ng. Vi\u1ec7c th\u00e1o r\u1eddi xi lanh v\u00e0 ki\u1ec3m tra c\u00e1c gio\u0103ng v\u00e0 piston th\u01b0\u1eddng l\u00e0 c\u1ea7n thi\u1ebft \u0111\u1ec3 gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1 n\u00e0y.<\/p>\n

    3. Ki\u1ec3m tra thanh truy\u1ec1n piston xem c\u00f3 b\u1ecb h\u01b0 h\u1ecfng kh\u00f4ng.<\/strong>
    \nThanh piston b\u1ecb cong, tr\u1ea7y x\u01b0\u1edbc ho\u1eb7c \u0103n m\u00f2n c\u00f3 th\u1ec3 c\u1ea3n tr\u1edf ho\u1ea1t \u0111\u1ed9ng c\u1ee7a xi lanh v\u00e0 l\u00e0m h\u1ecfng c\u00e1c gio\u0103ng. Ki\u1ec3m tra thanh piston xem c\u00f3 d\u1ea5u hi\u1ec7u m\u00e0i m\u00f2n ho\u1eb7c h\u01b0 h\u1ecfng v\u1eadt l\u00fd hay kh\u00f4ng. Thanh piston b\u1ecb cong c\u00f3 th\u1ec3 g\u00e2y l\u1ec7ch tr\u1ee5c, d\u1eabn \u0111\u1ebfn chuy\u1ec3n \u0111\u1ed9ng kh\u00f4ng \u0111\u1ec1u c\u1ee7a xi lanh ho\u1eb7c l\u00e0m h\u1ecfng gio\u0103ng s\u1edbm. Thay th\u1ebf ho\u1eb7c s\u1eeda ch\u1eefa thanh piston n\u1ebfu c\u1ea7n thi\u1ebft \u0111\u1ec3 kh\u00f4i ph\u1ee5c ch\u1ee9c n\u0103ng ho\u1ea1t \u0111\u1ed9ng b\u00ecnh th\u01b0\u1eddng.<\/p>\n

    4. Ki\u1ec3m tra xem d\u1ea7u th\u1ee7y l\u1ef1c c\u00f3 b\u1ecb nhi\u1ec5m b\u1ea9n kh\u00f4ng<\/strong>
    \nD\u1ea7u th\u1ee7y l\u1ef1c b\u1ecb nhi\u1ec5m b\u1ea9n c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng nghi\u00eam tr\u1ecdng \u0111\u1ebfn hi\u1ec7u su\u1ea5t ho\u1ea1t \u0111\u1ed9ng c\u1ee7a xi lanh, g\u00e2y ra hi\u1ec7n t\u01b0\u1ee3ng chuy\u1ec3n \u0111\u1ed9ng ch\u1eadm ho\u1eb7c m\u00e0i m\u00f2n c\u00e1c b\u1ed9 ph\u1eadn b\u00ean trong. H\u00e3y ki\u1ec3m tra xem c\u00f3 d\u1ea5u hi\u1ec7u c\u1ee7a m\u1ea3nh v\u1ee5n, b\u1ee5i b\u1ea9n ho\u1eb7c n\u01b0\u1edbc trong d\u1ea7u th\u1ee7y l\u1ef1c hay kh\u00f4ng. Ki\u1ec3m tra \u0111\u1ed9 nh\u1edbt v\u00e0 \u0111\u1ed9 s\u1ea1ch c\u1ee7a d\u1ea7u, v\u00e0 thay th\u1ebf ho\u1eb7c l\u1ecdc d\u1ea7u n\u1ebfu ph\u00e1t hi\u1ec7n b\u1ecb nhi\u1ec5m b\u1ea9n. B\u1ea3o d\u01b0\u1ee1ng d\u1ea7u th\u01b0\u1eddng xuy\u00ean gi\u00fap ng\u0103n ng\u1eeba h\u01b0 h\u1ecfng l\u00e2u d\u00e0i.<\/p>\n

    5. Ki\u1ec3m tra \u00e1p su\u1ea5t xi lanh<\/strong>
    \nN\u1ebfu xi lanh ho\u1ea1t \u0111\u1ed9ng k\u00e9m hi\u1ec7u qu\u1ea3, h\u00e3y ki\u1ec3m tra \u00e1p su\u1ea5t th\u1ee7y l\u1ef1c b\u1eb1ng \u0111\u1ed3ng h\u1ed3 \u0111o \u00e1p su\u1ea5t. \u00c1p su\u1ea5t th\u1ea5p c\u00f3 th\u1ec3 cho th\u1ea5y v\u1ea5n \u0111\u1ec1 v\u1edbi b\u01a1m, kh\u1ed1i van ho\u1eb7c r\u00f2 r\u1ec9 b\u00ean trong xi lanh. \u0110\u1ea3m b\u1ea3o h\u1ec7 th\u1ed1ng th\u1ee7y l\u1ef1c duy tr\u00ec \u00e1p su\u1ea5t ho\u1ea1t \u0111\u1ed9ng ch\u00ednh x\u00e1c theo quy \u0111\u1ecbnh c\u1ee7a nh\u00e0 s\u1ea3n xu\u1ea5t. Kh\u1eafc ph\u1ee5c s\u1ef1 m\u1ea5t c\u00e2n b\u1eb1ng \u00e1p su\u1ea5t s\u1ebd c\u1ea3i thi\u1ec7n hi\u1ec7u su\u1ea5t v\u00e0 c\u00f4ng su\u1ea5t c\u1ee7a xi lanh.<\/p>\n

    6. Ki\u1ec3m tra c\u00e1c \u0111i\u1ec3m l\u1eafp \u0111\u1eb7t v\u00e0 s\u1ef1 th\u1eb3ng h\u00e0ng<\/strong>
    \nC\u00e1c kh\u1edbp n\u1ed1i xi lanh b\u1ecb l\u1ecfng ho\u1eb7c l\u1ec7ch c\u00f3 th\u1ec3 g\u00e2y ra chuy\u1ec3n \u0111\u1ed9ng b\u1ea5t th\u01b0\u1eddng, t\u0103ng m\u00e0i m\u00f2n ho\u1eb7c h\u01b0 h\u1ecfng xi lanh. Ki\u1ec3m tra \u0111\u1ed9 ch\u1eb7t v\u00e0 \u0111\u1ed9 th\u1eb3ng h\u00e0ng c\u1ee7a t\u1ea5t c\u1ea3 c\u00e1c \u0111i\u1ec3m l\u1eafp \u0111\u1eb7t, bu l\u00f4ng v\u00e0 b\u1ea1c l\u00f3t. S\u1ef1 l\u1ec7ch l\u1ea1c c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn \u1ee9ng su\u1ea5t qu\u00e1 m\u1ee9c l\u00ean c\u00e1c b\u1ed9 ph\u1eadn c\u1ee7a xi lanh, v\u00ec v\u1eady h\u00e3y c\u0103n ch\u1ec9nh l\u1ea1i v\u00e0 si\u1ebft ch\u1eb7t c\u00e1c kh\u1edbp n\u1ed1i khi c\u1ea7n thi\u1ebft \u0111\u1ec3 ng\u0103n ng\u1eeba c\u00e1c s\u1ef1 c\u1ed1 ti\u1ebfp theo.<\/p>\n

    \"Xi<\/p>\n

    C\u00e1ch ch\u1ecdn xi lanh th\u1ee7y l\u1ef1c ph\u00f9 h\u1ee3p cho m\u00e1y x\u00fac<\/strong><\/h2>\n

    Vi\u1ec7c l\u1ef1a ch\u1ecdn xi lanh th\u1ee7y l\u1ef1c ph\u00f9 h\u1ee3p cho m\u00e1y x\u00fac l\u00e0 r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o hi\u1ec7u su\u1ea5t, \u0111\u1ed9 tin c\u1eady v\u00e0 hi\u1ec7u qu\u1ea3 t\u1ed1i \u01b0u.<\/p>\n

    1. X\u00e1c \u0111\u1ecbnh lo\u1ea1i xi lanh d\u1ef1a tr\u00ean \u1ee9ng d\u1ee5ng<\/strong>
    \nLo\u1ea1i xi lanh th\u1ee7y l\u1ef1c c\u1ea7n thi\u1ebft ph\u1ee5 thu\u1ed9c v\u00e0o \u1ee9ng d\u1ee5ng c\u1ee5 th\u1ec3 c\u1ee7a m\u00e1y x\u00fac. \u0110\u1ed1i v\u1edbi c\u00e1c c\u00f4ng vi\u1ec7c th\u00f4ng th\u01b0\u1eddng nh\u01b0 \u0111\u00e0o \u0111\u1ea5t, xi lanh t\u00e1c \u0111\u1ed9ng k\u00e9p l\u00e0 l\u00fd t\u01b0\u1edfng, trong khi xi lanh d\u1ea1ng \u1ed1ng l\u1ed3ng c\u00f3 th\u1ec3 c\u1ea7n thi\u1ebft cho t\u1ea7m v\u1edbi m\u1edf r\u1ed9ng trong c\u00e1c ho\u1ea1t \u0111\u1ed9ng chuy\u00ean bi\u1ec7t. Hi\u1ec3u r\u00f5 c\u00e1c ch\u1ee9c n\u0103ng ch\u00ednh c\u1ee7a m\u00e1y \u0111\u1ea3m b\u1ea3o xi lanh cung c\u1ea5p c\u00f4ng su\u1ea5t v\u00e0 chuy\u1ec3n \u0111\u1ed9ng c\u1ea7n thi\u1ebft.<\/p>\n

    2. Hi\u1ec3u r\u00f5 l\u1ef1c v\u00e0 \u00e1p su\u1ea5t c\u1ea7n thi\u1ebft<\/strong>
    \nL\u1ef1c m\u00e0 xi lanh th\u1ee7y l\u1ef1c c\u00f3 th\u1ec3 t\u1ea1o ra \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh b\u1edfi \u0111\u01b0\u1eddng k\u00ednh l\u1ed7 xi \u200b\u200blanh v\u00e0 \u00e1p su\u1ea5t c\u1ee7a h\u1ec7 th\u1ed1ng th\u1ee7y l\u1ef1c. H\u00e3y t\u00ednh to\u00e1n l\u1ef1c c\u1ea7n thi\u1ebft cho c\u00e1c c\u00f4ng vi\u1ec7c nh\u01b0 n\u00e2ng, \u0111\u00e0o ho\u1eb7c \u0111\u1ea9y v\u1eadt n\u1eb7ng. \u0110\u1ea3m b\u1ea3o xi lanh c\u00f3 c\u00f4ng su\u1ea5t \u0111\u1ecbnh m\u1ee9c ph\u00f9 h\u1ee3p v\u1edbi \u00e1p su\u1ea5t ho\u1ea1t \u0111\u1ed9ng t\u1ed1i \u0111a c\u1ee7a m\u00e1y x\u00fac \u0111\u1ec3 tr\u00e1nh ho\u1ea1t \u0111\u1ed9ng k\u00e9m hi\u1ec7u qu\u1ea3 ho\u1eb7c h\u01b0 h\u1ecfng.<\/p>\n

    3. Ch\u1ecdn \u0111\u1ed9 d\u00e0i n\u00e9t v\u1ebd ph\u00f9 h\u1ee3p<\/strong>
    \nChi\u1ec1u d\u00e0i h\u00e0nh tr\u00ecnh quy\u1ebft \u0111\u1ecbnh kho\u1ea3ng c\u00e1ch m\u00e0 xi lanh c\u00f3 th\u1ec3 k\u00e9o d\u00e0i v\u00e0 thu l\u1ea1i, \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn ph\u1ea1m vi chuy\u1ec3n \u0111\u1ed9ng c\u1ee7a c\u00e1c b\u1ed9 ph\u1eadn m\u00e1y x\u00fac. H\u00e3y ch\u1ecdn xi lanh c\u00f3 chi\u1ec1u d\u00e0i h\u00e0nh tr\u00ecnh ph\u00f9 h\u1ee3p v\u1edbi y\u00eau c\u1ea7u v\u1eadn h\u00e0nh c\u1ee7a m\u00e1y, ch\u1eb3ng h\u1ea1n nh\u01b0 chi\u1ec1u cao c\u1ea7n c\u1ea9u ho\u1eb7c \u0111\u1ed9 s\u00e2u \u0111\u00e0o, \u0111\u1ec3 t\u1ed1i \u0111a h\u00f3a hi\u1ec7u qu\u1ea3 v\u00e0 t\u00ednh linh ho\u1ea1t.<\/p>\n

    4. Ki\u1ec3m tra ch\u1ea5t li\u1ec7u v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng thi c\u00f4ng<\/strong>
    \nXi lanh th\u1ee7y l\u1ef1c trong m\u00e1y x\u00fac ph\u1ea3i ch\u1ecbu t\u1ea3i tr\u1ecdng, \u00e1p su\u1ea5t cao v\u00e0 m\u00f4i tr\u01b0\u1eddng kh\u1eafc nghi\u1ec7t. H\u00e3y ch\u1ecdn xi lanh \u0111\u01b0\u1ee3c l\u00e0m t\u1eeb v\u1eadt li\u1ec7u b\u1ec1n ch\u1eafc nh\u01b0 th\u00e9p c\u01b0\u1eddng \u0111\u1ed9 cao v\u1edbi l\u1edbp ph\u1ee7 ch\u1ed1ng \u0103n m\u00f2n. Xi lanh h\u00e0n \u0111\u01b0\u1ee3c \u01b0a chu\u1ed9ng cho c\u00e1c \u1ee9ng d\u1ee5ng t\u1ea3i n\u1eb7ng do thi\u1ebft k\u1ebf ch\u1eafc ch\u1eafn v\u00e0 nh\u1ecf g\u1ecdn, \u0111\u1ea3m b\u1ea3o tu\u1ed5i th\u1ecd v\u00e0 \u0111\u1ed9 tin c\u1eady trong \u0111i\u1ec1u ki\u1ec7n kh\u1eafc nghi\u1ec7t.<\/p>\n

    5. C\u00e2n nh\u1eafc kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch v\u1edbi h\u1ec7 th\u1ed1ng th\u1ee7y l\u1ef1c<\/strong>
    \n\u0110\u1ea3m b\u1ea3o xi lanh th\u1ee7y l\u1ef1c t\u01b0\u01a1ng th\u00edch v\u1edbi h\u1ec7 th\u1ed1ng th\u1ee7y l\u1ef1c hi\u1ec7n c\u00f3, bao g\u1ed3m c\u00e1c ph\u1ee5 ki\u1ec7n, c\u1ed5ng v\u00e0 y\u00eau c\u1ea7u v\u1ec1 ch\u1ea5t l\u1ecfng. C\u00e1c b\u1ed9 ph\u1eadn kh\u00f4ng t\u01b0\u01a1ng th\u00edch c\u00f3 th\u1ec3 g\u00e2y r\u00f2 r\u1ec9, gi\u1ea3m hi\u1ec7u su\u1ea5t ho\u1eb7c h\u1ecfng h\u1ec7 th\u1ed1ng. Ki\u1ec3m tra k\u00edch th\u01b0\u1edbc v\u00e0 \u0111i\u1ec3m l\u1eafp \u0111\u1eb7t c\u1ee7a xi lanh sao cho ph\u00f9 h\u1ee3p v\u1edbi m\u00e1y x\u00fac \u0111\u1ec3 \u0111\u01a1n gi\u1ea3n h\u00f3a vi\u1ec7c l\u1eafp \u0111\u1eb7t v\u00e0 t\u00edch h\u1ee3p.<\/p>\n

    \"Xi<\/p>\n

    C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p<\/strong><\/h2>\n

    1. T\u00f4i c\u00f3 th\u1ec3 b\u1ea3o d\u01b0\u1ee1ng xi lanh th\u1ee7y l\u1ef1c c\u1ee7a m\u00e1y x\u00fac nh\u01b0 th\u1ebf n\u00e0o?<\/strong><\/p>\n

    B\u1ea3o tr\u00ec \u0111\u00fang c\u00e1ch l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft \u0111\u1ec3 k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd c\u1ee7a xi lanh th\u1ee7y l\u1ef1c. C\u00e1c b\u01b0\u1edbc quan tr\u1ecdng bao g\u1ed3m:<\/p>\n

      \n
    1. Ki\u1ec3m tra th\u01b0\u1eddng xuy\u00ean:<\/strong> Ki\u1ec3m tra xem c\u00f3 r\u00f2 r\u1ec9, n\u1ee9t v\u1ee1 ho\u1eb7c hao m\u00f2n b\u1ea5t th\u01b0\u1eddng n\u00e0o tr\u00ean th\u00e2n xi lanh, c\u1ea7n piston v\u00e0 c\u00e1c gio\u0103ng hay kh\u00f4ng.<\/li>\n
    2. L\u00e0m s\u1ea1ch c\u00e1c b\u1ed9 ph\u1eadn:<\/strong> Gi\u1eef cho xi lanh v\u00e0 khu v\u1ef1c xung quanh lu\u00f4n s\u1ea1ch s\u1ebd, kh\u00f4ng c\u00f3 b\u1ee5i b\u1ea9n v\u00e0 m\u1ea3nh v\u1ee5n.<\/li>\n
    3. H\u00e3y s\u1eed d\u1ee5ng d\u1ea7u th\u1ee7y l\u1ef1c ch\u1ea5t l\u01b0\u1ee3ng cao:<\/strong> H\u00e3y \u0111\u1ea3m b\u1ea3o ch\u1ea5t l\u1ecfng \u0111\u00e1p \u1ee9ng c\u00e1c th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt c\u1ee7a nh\u00e0 s\u1ea3n xu\u1ea5t v\u00e0 kh\u00f4ng b\u1ecb l\u1eabn t\u1ea1p ch\u1ea5t.<\/li>\n
    4. Thay th\u1ebf gio\u0103ng ngay l\u1eadp t\u1ee9c:<\/strong> Kh\u1eafc ph\u1ee5c ngay l\u1eadp t\u1ee9c h\u01b0 h\u1ecfng gio\u0103ng \u0111\u1ec3 ng\u0103n ng\u1eeba r\u00f2 r\u1ec9 ch\u1ea5t l\u1ecfng v\u00e0 thi\u1ec7t h\u1ea1i th\u00eam.<\/li>\n
    5. Theo d\u00f5i \u0111i\u1ec1u ki\u1ec7n ho\u1ea1t \u0111\u1ed9ng:<\/strong> Tr\u00e1nh ch\u1ea5t qu\u00e1 t\u1ea3i l\u00ean m\u00e1y x\u00fac ho\u1eb7c v\u1eadn h\u00e0nh m\u00e1y trong \u0111i\u1ec1u ki\u1ec7n kh\u1eafc nghi\u1ec7t m\u00e0 kh\u00f4ng c\u00f3 bi\u1ec7n ph\u00e1p ph\u00f2ng ng\u1eeba th\u00edch h\u1ee3p.<\/li>\n<\/ol>\n

      2. L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 nh\u1eadn bi\u1ebft xi lanh th\u1ee7y l\u1ef1c b\u1ecb r\u00f2 r\u1ec9?<\/strong><\/p>\n

      C\u00e1c d\u1ea5u hi\u1ec7u cho th\u1ea5y xi lanh th\u1ee7y l\u1ef1c b\u1ecb r\u00f2 r\u1ec9 bao g\u1ed3m:<\/p>\n

        \n
      • R\u00f2 r\u1ec9 ch\u1ea5t l\u1ecfng c\u00f3 th\u1ec3 nh\u00ecn th\u1ea5y:<\/strong> D\u1ea7u th\u1ee7y l\u1ef1c nh\u1ecf gi\u1ecdt ho\u1eb7c \u0111\u1ecdng l\u1ea1i xung quanh xi lanh.<\/li>\n
      • Hi\u1ec7u n\u0103ng gi\u1ea3m:<\/strong> C\u00e1c b\u1ed9 ph\u1eadn c\u1ee7a m\u00e1y x\u00fac chuy\u1ec3n \u0111\u1ed9ng ch\u1eadm h\u01a1n ho\u1eb7c y\u1ebfu h\u01a1n.<\/li>\n
      • Ti\u1ebfng \u1ed3n b\u1ea5t th\u01b0\u1eddng:<\/strong> Ti\u1ebfng r\u00edt ho\u1eb7c ti\u1ebfng x\u00ec trong qu\u00e1 tr\u00ecnh ho\u1ea1t \u0111\u1ed9ng c\u00f3 th\u1ec3 cho th\u1ea5y s\u1ef1 m\u1ea5t \u00e1p su\u1ea5t.<\/li>\n
      • C\u00e1c c\u1eed \u0111\u1ed9ng b\u1ea5t th\u01b0\u1eddng:<\/strong> Chuy\u1ec3n \u0111\u1ed9ng gi\u1eadt c\u1ee5c ho\u1eb7c th\u1ea5t th\u01b0\u1eddng c\u1ee7a c\u1ea7n c\u1ea9u, tay c\u1ea7n ho\u1eb7c g\u1ea7u x\u00fac.<\/li>\n<\/ul>\n

        N\u1ebfu nh\u1eadn th\u1ea5y nh\u1eefng tri\u1ec7u ch\u1ee9ng n\u00e0y, h\u00e3y ki\u1ec3m tra xi lanh v\u00e0 c\u00e1c gio\u0103ng ngay l\u1eadp t\u1ee9c \u0111\u1ec3 tr\u00e1nh h\u01b0 h\u1ecfng th\u00eam.<\/p>\n

        3. Xi lanh th\u1ee7y l\u1ef1c c\u00f3 th\u1ec3 s\u1eeda ch\u1eefa \u0111\u01b0\u1ee3c kh\u00f4ng, hay c\u1ea7n ph\u1ea3i thay th\u1ebf?<\/strong><\/p>\n

        Trong nhi\u1ec1u tr\u01b0\u1eddng h\u1ee3p, xi lanh th\u1ee7y l\u1ef1c c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eeda ch\u1eefa thay v\u00ec thay th\u1ebf, t\u00f9y thu\u1ed9c v\u00e0o m\u1ee9c \u0111\u1ed9 h\u01b0 h\u1ecfng. C\u00e1c c\u00f4ng vi\u1ec7c s\u1eeda ch\u1eefa ph\u1ed5 bi\u1ebfn bao g\u1ed3m:<\/p>\n

          \n
        • Thay th\u1ebf gio\u0103ng:<\/strong> Thay th\u1ebf c\u00e1c gio\u0103ng b\u1ecb m\u00f2n ho\u1eb7c h\u01b0 h\u1ecfng \u0111\u1ec3 kh\u00f4i ph\u1ee5c ch\u1ee9c n\u0103ng.<\/li>\n
        • \u0110\u00e1nh b\u00f3ng ho\u1eb7c thay th\u1ebf c\u1ea7n c\u00e2u:<\/strong> S\u1eeda ch\u1eefa c\u00e1c thanh kim lo\u1ea1i b\u1ecb cong ho\u1eb7c b\u1ecb \u0103n m\u00f2n.<\/li>\n
        • S\u1eeda ch\u1eefa th\u00f9ng phuy:<\/strong> H\u00e0n ho\u1eb7c m\u00e0i nh\u1eb5n th\u00e0nh xi lanh \u0111\u1ec3 kh\u1eafc ph\u1ee5c c\u00e1c v\u1ebft n\u1ee9t ho\u1eb7c m\u00e0i m\u00f2n.<\/li>\n
        • L\u1eafp r\u00e1p l\u1ea1i v\u00e0 ki\u1ec3m tra:<\/strong> \u0110\u1ea3m b\u1ea3o t\u1ea5t c\u1ea3 c\u00e1c b\u1ed9 ph\u1eadn ho\u1ea1t \u0111\u1ed9ng tr\u01a1n tru sau khi s\u1eeda ch\u1eefa.<\/li>\n<\/ul>\n

          Tuy nhi\u00ean, n\u1ebfu h\u01b0 h\u1ecfng nghi\u00eam tr\u1ecdng ho\u1eb7c chi ph\u00ed s\u1eeda ch\u1eefa v\u01b0\u1ee3t qu\u00e1 chi ph\u00ed thay th\u1ebf, vi\u1ec7c thay th\u1ebf xi lanh m\u1edbi c\u00f3 th\u1ec3 l\u00e0 gi\u1ea3i ph\u00e1p thi\u1ebft th\u1ef1c h\u01a1n.<\/p>\n

          4. T\u00f4i c\u1ea7n c\u00e2n nh\u1eafc \u0111i\u1ec1u g\u00ec khi thay th\u1ebf xi lanh th\u1ee7y l\u1ef1c?<\/strong><\/p>\n

          Khi thay th\u1ebf xi lanh th\u1ee7y l\u1ef1c, h\u00e3y xem x\u00e9t c\u00e1c y\u1ebfu t\u1ed1 sau:<\/p>\n

            \n
          • Kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch:<\/strong> H\u00e3y \u0111\u1ea3m b\u1ea3o xi lanh m\u1edbi ph\u00f9 h\u1ee3p v\u1edbi th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt c\u1ee7a m\u00e1y x\u00fac, bao g\u1ed3m k\u00edch th\u01b0\u1edbc, ki\u1ec3u l\u1eafp \u0111\u1eb7t v\u00e0 \u00e1p su\u1ea5t \u0111\u1ecbnh m\u1ee9c.<\/li>\n
          • Ch\u1ea5t l\u01b0\u1ee3ng:<\/strong> H\u00e3y ch\u1ecdn lo\u1ea1i xi lanh \u0111\u01b0\u1ee3c l\u00e0m t\u1eeb v\u1eadt li\u1ec7u ch\u1ea5t l\u01b0\u1ee3ng cao v\u1edbi gio\u0103ng v\u00e0 l\u1edbp ho\u00e0n thi\u1ec7n \u0111\u00e1ng tin c\u1eady.<\/li>\n
          • H\u00e0ng ch\u00ednh h\u00e3ng (OEM) so v\u1edbi h\u00e0ng ph\u1ee5 t\u00f9ng thay th\u1ebf (Aftermarket):<\/strong> H\u00e3y quy\u1ebft \u0111\u1ecbnh xem n\u00ean mua ph\u1ee5 t\u00f9ng ch\u00ednh h\u00e3ng (OEM) hay l\u1ef1a ch\u1ecdn ph\u1ee5 t\u00f9ng thay th\u1ebf ti\u1ebft ki\u1ec7m chi ph\u00ed h\u01a1n.<\/li>\n
          • B\u1ea3o h\u00e0nh v\u00e0 h\u1ed7 tr\u1ee3:<\/strong> H\u00e3y ch\u1ecdn s\u1ea3n ph\u1ea9m c\u00f3 ch\u1ebf \u0111\u1ed9 b\u1ea3o h\u00e0nh t\u1ed1t v\u00e0 h\u1ed7 tr\u1ee3 k\u1ef9 thu\u1eadt chu \u0111\u00e1o.<\/li>\n<\/ul>\n

            5. T\u00f4i kh\u1eafc ph\u1ee5c s\u1ef1 c\u1ed1 xi lanh th\u1ee7y l\u1ef1c nh\u01b0 th\u1ebf n\u00e0o?<\/strong><\/p>\n

            Khi xi lanh th\u1ee7y l\u1ef1c kh\u00f4ng ho\u1ea1t \u0111\u1ed9ng b\u00ecnh th\u01b0\u1eddng, h\u00e3y th\u1ef1c hi\u1ec7n c\u00e1c b\u01b0\u1edbc sau:<\/p>\n

              \n
            1. Ki\u1ec3m tra r\u00f2 r\u1ec9:<\/strong> Ki\u1ec3m tra c\u00e1c gio\u0103ng, kh\u1edbp n\u1ed1i v\u00e0 \u1ed1ng d\u1eabn xem c\u00f3 r\u00f2 r\u1ec9 d\u1ea7u th\u1ee7y l\u1ef1c hay kh\u00f4ng.<\/li>\n
            2. Ki\u1ec3m tra thanh truy\u1ec1n piston:<\/strong> Ki\u1ec3m tra xem c\u00f3 b\u1ecb cong v\u00eanh, tr\u1ea7y x\u01b0\u1edbc ho\u1eb7c \u0103n m\u00f2n kh\u00f4ng.<\/li>\n
            3. Ki\u1ec3m tra h\u1ec7 th\u1ed1ng th\u1ee7y l\u1ef1c:<\/strong> Ki\u1ec3m tra xem b\u01a1m, van v\u00e0 \u1ed1ng d\u1eabn c\u00f3 cung c\u1ea5p \u0111\u1ee7 \u00e1p su\u1ea5t v\u00e0 l\u01b0u l\u01b0\u1ee3ng hay kh\u00f4ng.<\/li>\n
            4. Ki\u1ec3m tra n\u00f2ng xi lanh:<\/strong> Ki\u1ec3m tra xem c\u00f3 v\u1ebft n\u1ee9t, v\u1ebft l\u00f5m ho\u1eb7c h\u01b0 h\u1ecfng b\u00ean trong kh\u00f4ng.<\/li>\n
            5. H\u00e3y l\u1eafng nghe nh\u1eefng \u00e2m thanh b\u1ea5t th\u01b0\u1eddng:<\/strong> Ti\u1ebfng r\u00edt ho\u1eb7c ti\u1ebfng g\u00f5 c\u00f3 th\u1ec3 l\u00e0 d\u1ea5u hi\u1ec7u c\u1ee7a c\u00e1c v\u1ea5n \u0111\u1ec1 b\u00ean trong c\u01a1 th\u1ec3.<\/li>\n<\/ol>\n

              N\u1ebfu b\u1ea1n kh\u00f4ng th\u1ec3 x\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1ee3c v\u1ea5n \u0111\u1ec1, h\u00e3y tham kh\u1ea3o \u00fd ki\u1ebfn \u200b\u200bk\u1ef9 thu\u1eadt vi\u00ean chuy\u00ean nghi\u1ec7p \u0111\u1ec3 \u0111\u01b0\u1ee3c ch\u1ea9n \u0111o\u00e1n chi ti\u1ebft.<\/p>\n

              6. Xi lanh th\u1ee7y l\u1ef1c m\u00e1y x\u00fac c\u00f3 tu\u1ed5i th\u1ecd bao l\u00e2u?<\/strong><\/p>\n

              Tu\u1ed5i th\u1ecd c\u1ee7a xi lanh th\u1ee7y l\u1ef1c m\u00e1y x\u00fac ph\u1ee5 thu\u1ed9c v\u00e0o c\u00e1c y\u1ebfu t\u1ed1 nh\u01b0 t\u1ea7n su\u1ea5t s\u1eed d\u1ee5ng, b\u1ea3o d\u01b0\u1ee1ng v\u00e0 \u0111i\u1ec1u ki\u1ec7n v\u1eadn h\u00e0nh. Trung b\u00ecnh, m\u1ed9t xi lanh \u0111\u01b0\u1ee3c b\u1ea3o d\u01b0\u1ee1ng t\u1ed1t c\u00f3 th\u1ec3 k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd trung b\u00ecnh. 5.000 \u0111\u1ebfn 10.000 gi\u1edd<\/strong> trong qu\u00e1 tr\u00ecnh v\u1eadn h\u00e0nh. Vi\u1ec7c ki\u1ec3m tra \u0111\u1ecbnh k\u1ef3, s\u1eeda ch\u1eefa k\u1ecbp th\u1eddi v\u00e0 s\u1eed d\u1ee5ng \u0111\u00fang c\u00e1ch c\u00f3 th\u1ec3 k\u00e9o d\u00e0i \u0111\u00e1ng k\u1ec3 tu\u1ed5i th\u1ecd c\u1ee7a thi\u1ebft b\u1ecb.<\/p>\n

              \u0110\u01b0\u1ee3c ch\u1ec9nh s\u1eeda b\u1edfi Yjx<\/p>","protected":false},"excerpt":{"rendered":"

              What Is an Excavator Hydraulic Cylinder? An excavator hydraulic cylinder is a hydraulic device that uses pressurized oil to create a piston-like effect. This piston-like effect is used to move the excavator arm up and down. A hydraulic cylinder is a device that uses a liquid to create a force that can move an object. […]<\/p>","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":"","footnotes":""},"categories":[221],"tags":[],"class_list":["post-5918","post","type-post","status-publish","format-standard","hentry","category-hydraulic-cylinder-knowledge"],"_links":{"self":[{"href":"https:\/\/korea-transmission.com\/vi\/wp-json\/wp\/v2\/posts\/5918","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/korea-transmission.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/korea-transmission.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/korea-transmission.com\/vi\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/korea-transmission.com\/vi\/wp-json\/wp\/v2\/comments?post=5918"}],"version-history":[{"count":11,"href":"https:\/\/korea-transmission.com\/vi\/wp-json\/wp\/v2\/posts\/5918\/revisions"}],"predecessor-version":[{"id":5939,"href":"https:\/\/korea-transmission.com\/vi\/wp-json\/wp\/v2\/posts\/5918\/revisions\/5939"}],"wp:attachment":[{"href":"https:\/\/korea-transmission.com\/vi\/wp-json\/wp\/v2\/media?parent=5918"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/korea-transmission.com\/vi\/wp-json\/wp\/v2\/categories?post=5918"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/korea-transmission.com\/vi\/wp-json\/wp\/v2\/tags?post=5918"}],"curies":[{"name":"trang web","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}