{"id":3922,"date":"2019-11-30T04:01:29","date_gmt":"2019-11-30T04:01:29","guid":{"rendered":"https:\/\/www.mcctcarbide.com\/?p=3922"},"modified":"2020-05-06T02:34:12","modified_gmt":"2020-05-06T02:34:12","slug":"10-useful-tips-for-titanium-milling","status":"publish","type":"post","link":"https:\/\/www.meetyoucarbide.com\/vi\/10-meo-huu-ich-cho-phay-titan\/","title":{"rendered":"10 l\u1eddi khuy\u00ean h\u1eefu \u00edch cho phay titan"},"content":{"rendered":"

H\u1ee3p kim titan v\u00e0 h\u1ee3p kim nh\u00f4m t\u01b0\u01a1ng t\u1ef1 nhau \u1edf c\u00e1c kh\u00eda c\u1ea1nh sau: c\u1ea3 hai kim lo\u1ea1i \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 s\u1ea3n xu\u1ea5t c\u00e1c b\u1ed9 ph\u1eadn k\u1ebft c\u1ea5u m\u00e1y bay, trong tr\u01b0\u1eddng h\u1ee3p 90% c\u1ee7a v\u1eadt li\u1ec7u c\u00f3 th\u1ec3 c\u1ea7n ph\u1ea3i \u0111\u01b0\u1ee3c n\u1ed1i \u0111\u1ea5t tr\u01b0\u1edbc khi c\u00e1c b\u1ed9 ph\u1eadn \u0111\u01b0\u1ee3c ho\u00e0n th\u00e0nh. Nhi\u1ec1u c\u1eeda h\u00e0ng c\u00f3 th\u1ec3 mu\u1ed1n nh\u1eefng kim lo\u1ea1i n\u00e0y c\u00f3 nhi\u1ec1u \u0111i\u1ec3m chung. <\/p>

C\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t m\u00e1y bay, nh\u1eefng ng\u01b0\u1eddi gi\u1ecfi gia c\u00f4ng nh\u00f4m, nh\u1eadn th\u1ea5y r\u1eb1ng h\u1ecd x\u1eed l\u00fd nhi\u1ec1u titan h\u01a1n v\u00ec c\u00e1c thi\u1ebft k\u1ebf m\u00e1y bay m\u1edbi h\u01a1n s\u1eed d\u1ee5ng nhi\u1ec1u titan h\u01a1n.<\/strong><\/p>

Theo ch\u00fang t\u00f4i, ch\u00fang t\u00f4i s\u1ebd n\u00f3i r\u1eb1ng titan kh\u00f4ng nh\u1ea5t thi\u1ebft ph\u1ea3i kh\u00f3 kh\u0103n, nh\u01b0ng to\u00e0n b\u1ed9 qu\u00e1 tr\u00ecnh x\u1eed l\u00fd ph\u1ea3i \u0111\u01b0\u1ee3c xem x\u00e9t, b\u1edfi v\u00ec b\u1ea5t k\u1ef3 m\u1ed9t y\u1ebfu t\u1ed1 n\u00e0o c\u0169ng c\u00f3 th\u1ec3 c\u1ea3n tr\u1edf hi\u1ec7u qu\u1ea3 c\u1ee7a to\u00e0n b\u1ed9 qu\u00e1 tr\u00ecnh.<\/p>

S\u1ef1 \u1ed5n \u0111\u1ecbnh l\u00e0 ch\u00eca kh\u00f3a. Khi c\u00f4ng c\u1ee5 ti\u1ebfp x\u00fac v\u1edbi ph\u00f4i, n\u00f3 s\u1ebd \u0111\u00f3ng m\u1ed9t v\u00f2ng tr\u00f2n. C\u00e1c c\u00f4ng c\u1ee5, v\u1eadn chuy\u1ec3n, tr\u1ee5c ch\u00ednh, c\u1ed9t, \u0111\u01b0\u1eddng ray d\u1eabn h\u01b0\u1edbng, b\u1ea3ng, \u0111\u1ed3 g\u00e1 v\u00e0 ph\u00f4i l\u00e0 t\u1ea5t c\u1ea3 c\u00e1c ph\u1ea7n c\u1ee7a v\u00f2ng tr\u00f2n v\u00e0 m\u1ed9t ph\u1ea7n c\u1ee7a s\u1ef1 \u1ed5n \u0111\u1ecbnh c\u1ea7n thi\u1ebft. Nh\u1eefng c\u00e2n nh\u1eafc quan tr\u1ecdng kh\u00e1c bao g\u1ed3m \u00e1p su\u1ea5t v\u00e0 th\u1ec3 t\u00edch c\u1ee7a ch\u1ea5t l\u00e0m m\u00e1t, c\u0169ng nh\u01b0 ph\u01b0\u01a1ng ph\u00e1p cung c\u1ea5p ch\u1ea5t l\u00e0m m\u00e1t. B\u00e0i vi\u1ebft n\u00e0y t\u1eadp trung v\u00e0o c\u00e1c ph\u01b0\u01a1ng ph\u00e1p v\u00e0 \u1ee9ng d\u1ee5ng. \u0110\u1ec3 ph\u00e1t huy h\u1ebft ti\u1ec1m n\u0103ng c\u1ee7a c\u00e1c quy tr\u00ecnh n\u00e0y v\u00e0 khi\u1ebfn ch\u00fang c\u00f3 ti\u1ec1m n\u0103ng x\u1eed l\u00fd titan hi\u1ec7u qu\u1ea3, c\u00e1c \u0111\u1ec1 xu\u1ea5t sau \u0111\u00e2y r\u1ea5t h\u1eefu \u00edch:<\/p>

1. Gi\u1eef Radial Cam k\u1ebft th\u1ea5p<\/strong><\/h2>

M\u1ed9t trong nh\u1eefng th\u00e1ch th\u1ee9c ch\u00ednh \u0111\u1ed1i v\u1edbi titan l\u00e0 l\u00e0m m\u00e1t. Trong lo\u1ea1i kim lo\u1ea1i n\u00e0y, nhi\u1ec7t sinh ra trong qu\u00e1 tr\u00ecnh x\u1eed l\u00fd t\u01b0\u01a1ng \u0111\u1ed1i \u00edt th\u1ea3i ra v\u1edbi chip. So v\u1edbi c\u00e1c kim lo\u1ea1i kh\u00e1c, m\u1ed9t t\u1ef7 l\u1ec7 nhi\u1ec7t l\u1edbn h\u01a1n \u0111i v\u00e0o d\u1ee5ng c\u1ee5 trong qu\u00e1 tr\u00ecnh x\u1eed l\u00fd titan. Do \u1ea3nh h\u01b0\u1edfng n\u00e0y, vi\u1ec7c l\u1ef1a ch\u1ecdn chia l\u01b0\u1edbi xuy\u00ean t\u00e2m quy\u1ebft \u0111\u1ecbnh s\u1ef1 l\u1ef1a ch\u1ecdn v\u1eadn t\u1ed1c b\u1ec1 m\u1eb7t kim lo\u1ea1i.<\/p>

Bi\u1ec3u \u0111\u1ed3 trong H\u00ecnh 1 cho th\u1ea5y \u0111i\u1ec1u n\u00e0y. L\u00e0m \u0111\u1ea7y \u0111\u1ee7 (ngh\u0129a l\u00e0 tham gia 180 \u0111\u1ed9) \u0111\u00f2i h\u1ecfi t\u1ed1c \u0111\u1ed9 b\u1ec1 m\u1eb7t t\u01b0\u01a1ng \u0111\u1ed1i th\u1ea5p. Nh\u01b0ng vi\u1ec7c gi\u1ea3m s\u1ef1 g\u1eafn k\u1ebft xuy\u00ean t\u00e2m l\u00e0m gi\u1ea3m th\u1eddi gian m\u00e0 l\u01b0\u1ee1i c\u1eaft t\u1ea1o ra nhi\u1ec7t v\u00e0 cho ph\u00e9p l\u01b0\u1ee1i c\u1eaft c\u00f3 nhi\u1ec1u th\u1eddi gian h\u01a1n \u0111\u1ec3 l\u00e0m m\u00e1t tr\u01b0\u1edbc khi v\u00f2ng quay ti\u1ebfp theo \u0111i v\u00e0o v\u1eadt li\u1ec7u. Do \u0111\u00f3, do gi\u1ea3m s\u1ef1 tham gia xuy\u00ean t\u00e2m, t\u1ed1c \u0111\u1ed9 b\u1ec1 m\u1eb7t c\u00f3 th\u1ec3 t\u0103ng l\u00ean trong khi duy tr\u00ec nhi\u1ec7t \u0111\u1ed9 t\u1ea1i \u0111i\u1ec3m c\u1eaft. \u0110\u1ec3 ho\u00e0n thi\u1ec7n, m\u1ed9t quy tr\u00ecnh phay bao g\u1ed3m m\u1ed9t cung ti\u1ebfp x\u00fac r\u1ea5t nh\u1ecf v\u1edbi l\u01b0\u1ee1i c\u1eaft s\u1eafc b\u00e9n, m\u00e0i gi\u0169a v\u00e0 t\u1ed1c \u0111\u1ed9 b\u1ec1 m\u1eb7t cao v\u00e0 th\u1ee9c \u0103n t\u1ed1i thi\u1ec3u tr\u00ean m\u1ed7i r\u0103ng \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c k\u1ebft qu\u1ea3 phi th\u01b0\u1eddng.<\/p>

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H\u00ecnh 1. gi\u1eef m\u1ee9c \u0111\u1ed9 tham gia xuy\u00ean t\u00e2m th\u1ea5p<\/strong><\/strong><\/p>

2. T\u0103ng s\u1ed1 l\u01b0\u1ee3ng s\u00e1o<\/strong><\/h2>

C\u00e1c nh\u00e0 m\u00e1y cu\u1ed1i th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng c\u00f3 b\u1ed1n ho\u1eb7c s\u00e1u r\u00e3nh. Trong titan, \u0111i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 l\u00e0 qu\u00e1 \u00edt. S\u1ed1 l\u01b0\u1ee3ng s\u00e1o hi\u1ec7u qu\u1ea3 h\u01a1n c\u00f3 th\u1ec3 l\u00e0 10 ho\u1eb7c nhi\u1ec1u h\u01a1n (xem H\u00ecnh 2).<\/p>

T\u0103ng s\u1ed1 l\u01b0\u1ee3ng s\u00e1o b\u00f9 cho l\u01b0\u1ee3ng th\u1ee9c \u0103n th\u1ea5p tr\u00ean m\u1ed7i r\u0103ng. Trong nhi\u1ec1u \u1ee9ng d\u1ee5ng, kho\u1ea3ng c\u00e1ch r\u00e3nh c\u1ee7a c\u00f4ng c\u1ee5 m\u01b0\u1eddi l\u1ed7 qu\u00e1 ch\u1eb7t so v\u1edbi khe h\u1edf chip. Tuy nhi\u00ean, qu\u00e1 tr\u00ecnh phay titan s\u1ea3n xu\u1ea5t c\u00f3 xu h\u01b0\u1edbng c\u00f3 \u0111\u1ed9 s\u00e2u xuy\u00ean t\u00e2m th\u1ea5p h\u01a1n (xem m\u1eb9o 1). C\u00e1c vi m\u1ea1ch k\u1ebft qu\u1ea3 \u0111\u01b0\u1ee3c m\u1edf cho vi\u1ec7c s\u1eed d\u1ee5ng mi\u1ec5n ph\u00ed c\u00e1c nh\u00e0 m\u00e1y k\u1ebft th\u00fac \u0111\u1ebfm th\u00f4ng l\u01b0\u1ee3ng cao \u0111\u1ec3 c\u1ea3i thi\u1ec7n n\u0103ng su\u1ea5t.<\/p>

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H\u00ecnh 2. T\u0103ng s\u1ed1 l\u01b0\u1ee3ng s\u00e1o<\/strong><\/strong><\/p>

3. T\u1ea1o m\u1ed9t con chip d\u00e0y \u0111\u1ebfn m\u1ecfng<\/strong><\/h2>

Leo n\u00fai phay l\u00e0 m\u1ed9t thu\u1eadt ng\u1eef quen thu\u1ed9c cho kh\u00e1i ni\u1ec7m n\u00e0y. N\u00f3i c\u00e1ch kh\u00e1c, kh\u00f4ng cho dao phay, \u0111\u1ec3 l\u01b0\u1ee1i dao s\u1ebd \u0111i qua v\u1eadt li\u1ec7u theo h\u01b0\u1edbng c\u1ee7a dao c\u1eaft. \u0110\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn nh\u01b0 phay truy\u1ec1n th\u1ed1ng, qu\u00e1 tr\u00ecnh n\u00e0y l\u00e0m cho chip m\u1ecfng h\u01a1n v\u00e0 d\u00e0y h\u01a1n. Khi d\u1ee5ng c\u1ee5 va v\u00e0o v\u1eadt li\u1ec7u, ma s\u00e1t t\u1ea1o ra nhi\u1ec7t tr\u01b0\u1edbc khi v\u1eadt li\u1ec7u b\u1eaft \u0111\u1ea7u c\u1eaft kh\u1ecfi kim lo\u1ea1i c\u01a1 b\u1ea3n. Thay v\u00ec h\u1ea5p th\u1ee5 v\u00e0 l\u00e0m c\u1ea1n ki\u1ec7t nhi\u1ec7t sinh ra, t\u1ea5m \u0111i v\u00e0o d\u1ee5ng c\u1ee5. Sau \u0111\u00f3, t\u1ea1i \u0111i\u1ec3m tho\u00e1t, chip d\u00e0y, t\u0103ng \u00e1p l\u1ef1c c\u1eaft \u0111\u1ec3 l\u00e0m cho chip d\u00ednh.<\/p>

Leo l\u00ean phay ho\u1eb7c h\u00ecnh th\u00e0nh chip d\u00e0y \u0111\u1ebfn m\u1ecfng b\u1eaft \u0111\u1ea7u v\u1edbi l\u01b0\u1ee1i c\u1eaft \u0111i v\u00e0o v\u1eadt li\u1ec7u d\u01b0 th\u1eeba v\u00e0 tho\u00e1t ra tr\u00ean b\u1ec1 m\u1eb7t ho\u00e0n thi\u1ec7n (xem H\u00ecnh 3). V\u1ec1 m\u1eb7t phay, c\u00f4ng c\u1ee5 c\u1ed1 g\u1eafng tr\u00e8o l\u00ean tr\u00ean v\u1eadt li\u1ec7u, t\u1ea1o ra m\u1ed9t con chip d\u00e0y khi v\u00e0o \u0111\u1ec3 h\u1ea5p th\u1ee5 nhi\u1ec7t t\u1ed1i \u0111a v\u00e0 m\u1ed9t con chip m\u1ecfng khi tho\u00e1t ra \u0111\u1ec3 tr\u00e1nh s\u1ef1 b\u00e1m d\u00ednh c\u1ee7a chip. <\/p>

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H\u00ecnh 3. l\u00e0m m\u1ed9t con chip d\u00e0y \u0111\u1ebfn m\u1ecfng<\/strong><\/strong><\/p>

Phay h\u1ed3 s\u01a1 y\u00eau c\u1ea7u ki\u1ec3m tra c\u1ea9n th\u1eadn \u0111\u01b0\u1eddng d\u1eabn dao \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o dao ti\u1ebfp t\u1ee5c \u0111i v\u00e0o v\u1eadt li\u1ec7u th\u1eeba theo c\u00e1ch n\u00e0y v\u00e0 tho\u00e1t kh\u1ecfi b\u1ec1 m\u1eb7t gia c\u00f4ng theo c\u00e1ch n\u00e0y. Kh\u00f4ng ph\u1ea3i l\u00fac n\u00e0o c\u0169ng d\u1ec5 d\u00e0ng \u0111\u1ec3 l\u00e0m \u0111i\u1ec1u n\u00e0y trong m\u1ed9t \u0111\u01b0\u1eddng chuy\u1ec1n ph\u1ee9c t\u1ea1p nh\u01b0 ch\u1ec9 gi\u1eef \u0111\u00fang nguy\u00ean li\u1ec7u.<\/p>

4. V\u00f2ng cung<\/strong><\/h2>
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Trong titan v\u00e0 c\u00e1c kim lo\u1ea1i kh\u00e1c, tu\u1ed5i th\u1ecd c\u00f4ng c\u1ee5 b\u1ecb m\u1ea5t trong nh\u1eefng thay \u0111\u1ed5i m\u1ea1nh m\u1ebd v\u1ec1 l\u1ef1c. Nh\u1eefng kho\u1ea3nh kh\u1eafc t\u1ed3i t\u1ec7 nh\u1ea5t th\u01b0\u1eddng x\u1ea3y ra khi c\u00e1c c\u00f4ng c\u1ee5 nh\u1eadp v\u00e0o v\u1eadt li\u1ec7u. Cung c\u1ea5p c\u00f4ng c\u1ee5 tr\u1ef1c ti\u1ebfp (m\u00e0 h\u1ea7u nh\u01b0 t\u1ea5t c\u1ea3 c\u00e1c \u0111\u01b0\u1eddng d\u1eabn c\u00f4ng c\u1ee5 ti\u00eau chu\u1ea9n l\u00e0m) t\u1ea1o ra hi\u1ec7u \u1ee9ng t\u01b0\u01a1ng t\u1ef1 nh\u01b0 \u0111\u00e1nh v\u00e0o l\u01b0\u1ee1i c\u1eaft b\u1eb1ng b\u00faa. V\u00e0 tr\u01b0\u1ee3t c\u00f4ng c\u1ee5 m\u1ed9t c\u00e1ch nh\u1eb9 nh\u00e0ng. \u0110\u1ec3 l\u00e0m \u0111i\u1ec1u n\u00e0y, h\u00e3y t\u1ea1o m\u1ed9t \u0111\u01b0\u1eddng d\u1eabn c\u00f4ng c\u1ee5 \u0111\u1ec3 v\u00f2ng cung c\u00f4ng c\u1ee5 \u0111i v\u00e0o v\u1eadt li\u1ec7u, kh\u00f4ng ph\u1ea3i theo m\u1ed9t \u0111\u01b0\u1eddng th\u1eb3ng (xem H\u00ecnh 4). \u0110\u01b0\u1eddng d\u1eabn v\u00f2ng cung cho ph\u00e9p l\u1ef1c c\u1eaft t\u0103ng d\u1ea7n \u0111\u1ec3 tr\u00e1nh k\u1eb9p ho\u1eb7c m\u1ea5t \u1ed5n \u0111\u1ecbnh d\u1ee5ng c\u1ee5. Vi\u1ec7c t\u1ea1o ra nhi\u1ec7t v\u00e0 chip c\u0169ng t\u0103ng d\u1ea7n cho \u0111\u1ebfn khi c\u00f4ng c\u1ee5 ho\u00e0n to\u00e0n tham gia v\u00e0o vi\u1ec7c c\u1eaft.<\/strong><\/p>

H\u00ecnh 4 cung tr\u00f2n <\/strong><\/strong><\/p>

5. K\u1ebft th\u00fac tr\u00ean m\u1ed9t Chamfer<\/strong><\/h2>

C\u00e1c l\u1ef1c t\u00e1c \u0111\u1ed9ng c\u0169ng thay \u0111\u1ed5i t\u1ea1i l\u1ed1i ra c\u00f4ng c\u1ee5. C\u0169ng h\u1eefu \u00edch nh\u01b0 c\u1eaft t\u1eeb d\u00e0y \u0111\u1ebfn m\u1ecfng (m\u1eb9o 3), v\u1ea5n \u0111\u1ec1 v\u1edbi ph\u01b0\u01a1ng ph\u00e1p n\u00e0y l\u00e0 khi d\u1ee5ng c\u1ee5 \u0111\u1ebfn cu\u1ed1i h\u1ea1t h\u00e0n v\u00e0 b\u1eaft \u0111\u1ea7u lo\u1ea1i b\u1ecf kim lo\u1ea1i, s\u1ef1 h\u00ecnh th\u00e0nh t\u1eeb d\u00e0y \u0111\u1ebfn m\u1ecfng \u0111\u1ed9t ng\u1ed9t d\u1eebng l\u1ea1i. M\u1ed9t s\u1ef1 thay \u0111\u1ed5i \u0111\u1ed9t ng\u1ed9t s\u1ebd t\u1ea1o ra m\u1ed9t s\u1ef1 thay \u0111\u1ed5i \u0111\u1ed9t ng\u1ed9t t\u01b0\u01a1ng t\u1ef1 v\u1ec1 l\u1ef1c, t\u00e1c \u0111\u1ed9ng \u0111\u1ebfn d\u1ee5ng c\u1ee5 v\u00e0 c\u00f3 th\u1ec3 l\u00e0m h\u1ecfng b\u1ec1 m\u1eb7t b\u1ed9 ph\u1eadn. \u0110\u1ec3 ng\u0103n ch\u1eb7n qu\u00e1 tr\u00ecnh chuy\u1ec3n \u0111\u1ed5i \u0111\u1ed9t ng\u1ed9t nh\u01b0 v\u1eady, c\u1ea7n th\u1ef1c hi\u1ec7n c\u00e1c bi\u1ec7n ph\u00e1p ph\u00f2ng ng\u1eeba. \u0110\u1ea7u ti\u00ean, n\u00ean v\u00e1t g\u00f3c 45 \u0111\u1ed9 \u1edf cu\u1ed1i \u0111\u01b0\u1eddng chuy\u1ec1n \u0111\u1ec3 dao c\u1eaft c\u00f3 th\u1ec3 th\u1ea5y \u0111\u1ed9 s\u00e2u c\u1eaft xuy\u00ean t\u00e2m gi\u1ea3m d\u1ea7n (xem h\u00ecnh 5).<\/p>

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H\u00ecnh.5 k\u1ebft th\u00fac tr\u00ean m\u1ed9t v\u00e1t<\/p>

6. D\u1ef1a v\u00e0o c\u1ee9u tr\u1ee3 th\u1ee9 c\u1ea5p<\/strong><\/h2>

L\u01b0\u1ee1i c\u1eaft s\u1eafc b\u00e9n c\u00f3 th\u1ec3 gi\u1ea3m thi\u1ec3u l\u1ef1c c\u1eaft c\u1ee7a titan, nh\u01b0ng l\u01b0\u1ee1i c\u1eaft c\u0169ng c\u1ea7n \u0111\u1ee7 m\u1ea1nh \u0111\u1ec3 ch\u1ed1ng l\u1ea1i \u00e1p l\u1ef1c c\u1eaft. Thi\u1ebft k\u1ebf c\u00f4ng c\u1ee5 c\u1ee9u tr\u1ee3 th\u1ee9 c\u1ea5p, \u0111i\u1ec7n tr\u1edf khu v\u1ef1c ph\u00eda tr\u01b0\u1edbc t\u00edch c\u1ef1c \u0111\u1ea7u ti\u00ean, ti\u1ebfp theo l\u00e0 khu v\u1ef1c th\u1ee9 hai \u0111\u1ec3 t\u0103ng kho\u1ea3ng c\u00e1ch, \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c hai m\u1ee5c ti\u00eau n\u00e0y (xem H\u00ecnh 6). C\u1ee9u h\u1ed9 th\u1ee9 c\u1ea5p l\u00e0 m\u1ed9t c\u00f4ng c\u1ee5 ph\u1ed5 bi\u1ebfn, nh\u01b0ng c\u00e1c thi\u1ebft k\u1ebf c\u1ee9u tr\u1ee3 th\u1ee9 c\u1ea5p kh\u00e1c nhau b\u1eb1ng titan, \u0111\u1eb7c bi\u1ec7t l\u00e0 trong c\u00e1c c\u00f4ng c\u1ee5 ki\u1ec3m tra, c\u00f3 th\u1ec3 ti\u1ebft l\u1ed9 nh\u1eefng thay \u0111\u1ed5i trong hi\u1ec7u su\u1ea5t c\u1eaft v\u00e0 tu\u1ed5i th\u1ecd c\u00f4ng c\u1ee5.<\/p>

\"\"<\/figure>

H\u00ecnh.6 thi\u1ebft k\u1ebf c\u00f4ng c\u1ee5 c\u1ee9u tr\u1ee3 th\u1ee9 c\u1ea5p<\/strong><\/strong><\/p>

7. Thay \u0111\u1ed5i \u0111\u1ed9 s\u00e2u tr\u1ee5c<\/strong><\/h2>

\u1ede \u0111\u1ed9 s\u00e2u c\u1eaft, ph\u1ea3n \u1ee9ng oxy h\u00f3a v\u00e0 h\u00f3a h\u1ecdc c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn d\u1ee5ng c\u1ee5. N\u1ebfu c\u00f4ng c\u1ee5 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng l\u1ea1i \u1edf c\u00f9ng \u0111\u1ed9 s\u00e2u, thi\u1ec7t h\u1ea1i s\u1edbm c\u00f3 th\u1ec3 x\u1ea3y ra t\u1ea1i th\u1eddi \u0111i\u1ec3m n\u00e0y. Trong qu\u00e1 tr\u00ecnh c\u1eaft d\u1ecdc tr\u1ee5c li\u00ean t\u1ee5c, khu v\u1ef1c b\u1ecb h\u1ecfng c\u1ee7a d\u1ee5ng c\u1ee5 n\u00e0y c\u00f3 th\u1ec3 g\u00e2y ra hi\u1ec7n t\u01b0\u1ee3ng c\u1ee9ng c\u00f4ng vi\u1ec7c, c\u0169ng nh\u01b0 c\u00e1c \u0111\u01b0\u1eddng tr\u00ean c\u00e1c b\u1ed9 ph\u1eadn kh\u00f4ng \u0111\u01b0\u1ee3c ch\u1ea5p nh\u1eadn \u0111\u1ed1i v\u1edbi c\u00e1c th\u00e0nh ph\u1ea7n h\u00e0ng kh\u00f4ng v\u0169 tr\u1ee5, c\u00f3 ngh\u0129a l\u00e0 hi\u1ec7u \u1ee9ng n\u00e0y tr\u00ean b\u1ec1 m\u1eb7t c\u00f3 th\u1ec3 y\u00eau c\u1ea7u thay th\u1ebf c\u00f4ng c\u1ee5 tr\u01b0\u1edbc. \u0110\u1ec3 ng\u0103n ch\u1eb7n \u0111i\u1ec1u n\u00e0y, c\u00f4ng c\u1ee5 b\u1ea3o tr\u00ec ph\u00e2n b\u1ed5 c\u00e1c \u0111i\u1ec3m kh\u00e1c nhau trong khu v\u1ef1c c\u00f3 v\u1ea5n \u0111\u1ec1 d\u1ecdc theo s\u00e1o (xem H\u00ecnh 7) b\u1eb1ng c\u00e1ch thay \u0111\u1ed5i gi\u1ea3m \u0111\u1ed9 s\u00e2u tr\u1ee5c cho m\u1ed7i l\u1ea7n v\u01b0\u1ee3t qua, v\u00e0 k\u1ebft qu\u1ea3 t\u01b0\u01a1ng t\u1ef1 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c \u0111\u01b0a qua l\u1ea7n l\u01b0\u1ee3t h\u00ecnh n\u00f3n \u0111\u1ea7u ti\u00ean v\u00e0 l\u1ea7n ti\u1ebfp theo song song \u0111\u1ec3 ng\u0103n ch\u1eb7n vi\u1ec7c c\u1eaft s\u00e2u c\u1eaft.<\/p>

\"\"<\/figure>

H\u00ecnh.7 gi\u1ea3m \u0111\u1ed9 s\u00e2u tr\u1ee5c thay \u0111\u1ed5i b\u1eb1ng c\u00e1ch ph\u00e2n b\u1ed5 c\u00e1c \u0111i\u1ec3m kh\u00e1c nhau trong khu v\u1ef1c c\u00f3 v\u1ea5n \u0111\u1ec1 <\/strong><\/strong><\/p>

8. H\u1ea1n ch\u1ebf \u0111\u1ed9 s\u00e2u d\u1ecdc tr\u1ee5c xung quanh c\u00e1c t\u00ednh n\u0103ng m\u1ea3nh mai<\/strong><\/h2>

T\u1ef7 l\u1ec7 8: 1 gi\u00fap ghi nh\u1edb c\u00e1c t\u00ednh n\u0103ng c\u00f3 th\u00e0nh m\u1ecfng v\u00e0 kh\u00f4ng \u0111\u01b0\u1ee3c h\u1ed7 tr\u1ee3 trong phay titan. \u0110\u1ec3 tr\u00e1nh s\u1ef1 bi\u1ebfn d\u1ea1ng c\u1ee7a c\u00e1c b\u1ee9c t\u01b0\u1eddng t\u00fai, c\u00e1c b\u1ee9c t\u01b0\u1eddng n\u00e0y \u0111\u01b0\u1ee3c xay theo pha d\u1ecdc tr\u1ee5c li\u00ean t\u1ee5c thay v\u00ec s\u1eed d\u1ee5ng m\u1ed9t m\u00e1y nghi\u1ec1n m\u1ed9t \u0111\u1ea7u \u0111\u1ec3 nghi\u1ec1n to\u00e0n b\u1ed9 chi\u1ec1u s\u00e2u c\u1ee7a t\u01b0\u1eddng. C\u1ee5 th\u1ec3, vi\u1ec7c gi\u1ea3m \u0111\u1ed9 s\u00e2u tr\u1ee5c c\u1ee7a m\u1ed7i b\u01b0\u1edbc kh\u00f4ng \u0111\u01b0\u1ee3c l\u1edbn h\u01a1n 8 l\u1ea7n \u0111\u1ed9 d\u00e0y th\u00e0nh, \u0111i\u1ec1u n\u00e0y s\u1ebd t\u1ea1o ra c\u00e1c phay n\u00e0y sau khi v\u01b0\u1ee3t qua (xem H\u00ecnh 8). N\u1ebfu \u0111\u1ed9 d\u00e0y c\u1ee7a t\u01b0\u1eddng l\u00e0 0,1 inch, v\u00ed d\u1ee5, phay qua \u0111\u1ed9 s\u00e2u tr\u1ee5c li\u1ec1n k\u1ec1 kh\u00f4ng \u0111\u01b0\u1ee3c v\u01b0\u1ee3t qu\u00e1 0,8 inch.<\/p>

\"\"<\/figure>

H\u00ecnh.8 t\u1ef7 l\u1ec7 chi\u1ec1u s\u00e2u tr\u1ee5c v\u1edbi \u0111\u1ed9 d\u00e0y c\u1ee7a t\u01b0\u1eddng nh\u1ecf h\u01a1n 8: 1<\/strong><\/strong><\/p>

M\u1eb7c d\u00f9 c\u00f3 nh\u1eefng h\u1ea1n ch\u1ebf v\u1ec1 \u0111\u1ed9 s\u00e2u, c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng quy t\u1eafc n\u00e0y \u0111\u1ec3 c\u00f3 th\u1ec3 xay x\u00e1t hi\u1ec7u qu\u1ea3. V\u1edbi m\u1ee5c \u0111\u00edch n\u00e0y, b\u1ee9c t\u01b0\u1eddng m\u1ecfng \u0111\u01b0\u1ee3c x\u1eed l\u00fd sao cho l\u1edbp v\u1ecf nguy\u00ean li\u1ec7u th\u00f4 v\u1eabn c\u00f2n xung quanh t\u01b0\u1eddng, l\u00e0m cho t\u00ednh n\u0103ng d\u00e0y h\u01a1n 3 ho\u1eb7c 4 l\u1ea7n so v\u1edbi t\u00ednh n\u0103ng cu\u1ed1i c\u00f9ng. V\u00ed d\u1ee5, quy t\u1eafc 8-1 cho ph\u00e9p \u0111\u1ed9 s\u00e2u tr\u1ee5c 2,4 inch n\u1ebfu t\u01b0\u1eddng \u0111\u01b0\u1ee3c gi\u1eef d\u00e0y 0,3 inch. Th\u00f4ng qua c\u00e1c k\u00eanh n\u00e0y, b\u1ee9c t\u01b0\u1eddng d\u00e0y \u0111\u01b0\u1ee3c gia c\u00f4ng \u0111\u1ebfn chi\u1ec1u cu\u1ed1i c\u00f9ng v\u1edbi \u0111\u1ed9 s\u00e2u tr\u1ee5c nh\u1eb9 h\u01a1n.  <\/p>

9. Ch\u1ecdn m\u1ed9t c\u00f4ng c\u1ee5 nh\u1ecf h\u01a1n nhi\u1ec1u so v\u1edbi t\u00fai<\/strong><\/h2>

Do m\u1ee9c \u0111\u1ed9 m\u00e0 c\u00f4ng c\u1ee5 h\u1ea5p th\u1ee5 nhi\u1ec7t b\u1eb1ng titan, c\u00f4ng c\u1ee5 y\u00eau c\u1ea7u gi\u1ea3i ph\u00f3ng m\u1eb7t b\u1eb1ng \u0111\u1ec3 cho ph\u00e9p l\u00e0m m\u00e1t. Khi phay c\u00e1c r\u00e3nh nh\u1ecf, \u0111\u01b0\u1eddng k\u00ednh c\u1ee7a dao kh\u00f4ng \u0111\u01b0\u1ee3c v\u01b0\u1ee3t qu\u00e1 70% c\u1ee7a \u0111\u01b0\u1eddng k\u00ednh r\u00e3nh (ho\u1eb7c k\u00edch th\u01b0\u1edbc t\u01b0\u01a1ng t\u1ef1) (xem H\u00ecnh 9). N\u1ebfu kho\u1ea3ng c\u00e1ch nh\u1ecf h\u01a1n gi\u00e1 tr\u1ecb n\u00e0y, c\u00f3 th\u1ec3 c\u00e1ch nhi\u1ec7t d\u1ee5ng c\u1ee5 kh\u1ecfi ch\u1ea5t l\u00e0m m\u00e1t v\u00e0 c\u00e1c m\u1ea3nh v\u1ee1 b\u1eaby c\u00f3 th\u1ec3 l\u1ea5y \u0111i m\u1ed9t ph\u1ea7n nhi\u1ec7t.<\/p>

\"\"<\/figure>

Quy t\u1eafc 70% c\u0169ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng cho c\u00e1c c\u00f4ng c\u1ee5 phay \u1edf \u0111\u1ea7u b\u1ec1 m\u1eb7t. Trong tr\u01b0\u1eddng h\u1ee3p n\u00e0y, chi\u1ec1u r\u1ed9ng c\u1ee7a t\u00ednh n\u0103ng ph\u1ea3i l\u00e0 70% c\u1ee7a \u0111\u01b0\u1eddng k\u00ednh dao. C\u00f4ng c\u1ee5 n\u00e0y \u0111\u01b0\u1ee3c b\u00f9 \u0111\u1eafp b\u1eb1ng 10% \u0111\u1ec3 khuy\u1ebfn kh\u00edch t\u1ea1o ra c\u00e1c chip d\u00e0y v\u00e0 m\u1ecfng.<\/strong><\/p>

H\u00ecnh 9. ch\u1ecdn m\u1ed9t c\u00f4ng c\u1ee5 nh\u1ecf h\u01a1n nhi\u1ec1u so v\u1edbi t\u00fai<\/strong><\/strong><\/p>

10. L\u1ea5y m\u1ed9t g\u1ee3i \u00fd t\u1eeb th\u00e9p c\u00f4ng c\u1ee5<\/strong><\/h2>

Dao phay th\u1ee9c \u0103n cao l\u00e0 m\u1ed9t kh\u00e1i ni\u1ec7m c\u00f4ng c\u1ee5 \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n cho th\u00e9p c\u00f4ng c\u1ee5 gia c\u00f4ng trong ng\u00e0nh c\u00f4ng nghi\u1ec7p khu\u00f4n trong nh\u1eefng n\u0103m g\u1ea7n \u0111\u00e2y. N\u00f3 \u0111\u00e3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 x\u1eed l\u00fd titan trong nh\u1eefng n\u0103m g\u1ea7n \u0111\u00e2y. M\u00e1y nghi\u1ec1n th\u1ee9c \u0103n cao y\u00eau c\u1ea7u \u0111\u1ed9 s\u00e2u c\u1eaft tr\u1ee5c nh\u1eb9, nh\u01b0ng khi v\u1eadn h\u00e0nh \u1edf \u0111\u1ed9 s\u00e2u \u00e1nh s\u00e1ng n\u00e0y, dao c\u1eaft cho ph\u00e9p t\u1ed1c \u0111\u1ed9 n\u1ea1p cao h\u01a1n so v\u1edbi thi\u1ebft k\u1ebf th\u00f4ng th\u01b0\u1eddng c\u1ee7a dao phay.<\/p>

\"\"<\/figure>

L\u00fd do l\u00e0 c\u00e1c chip tr\u1edf n\u00ean m\u1ecfng h\u01a1n. Ch\u00eca kh\u00f3a c\u1ee7a m\u00e1y nghi\u1ec1n th\u1ee9c \u0103n cao l\u00e0 m\u1ed9t l\u01b0\u1ee1i dao c\u00f3 \u0111\u01b0\u1eddng cong b\u00e1n k\u00ednh l\u1edbn \u0111\u1ebfn c\u1ea1nh c\u1eaft c\u1ee7a n\u00f3 (xem H\u00ecnh 10). B\u00e1n k\u00ednh n\u00e0y m\u1edf r\u1ed9ng s\u1ef1 h\u00ecnh th\u00e0nh chip \u0111\u1ebfn m\u1ed9t khu v\u1ef1c ti\u1ebfp x\u00fac l\u1edbn \u1edf c\u1ea1nh. Do m\u1ecfng, \u0111\u1ed9 s\u00e2u c\u1eaft tr\u1ee5c 0,040 inch c\u00f3 th\u1ec3 t\u1ea1o ra \u0111\u1ed9 d\u00e0y chip ch\u1ec9 kho\u1ea3ng 0,008 inch. Trong h\u1ee3p kim titan, lo\u1ea1i t\u1ea5m n\u00e0y kh\u1eafc ph\u1ee5c nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a th\u1ee9c \u0103n th\u1ea5p tr\u00ean m\u1ed7i r\u0103ng th\u01b0\u1eddng \u0111\u01b0\u1ee3c y\u00eau c\u1ea7u b\u1edfi kim lo\u1ea1i n\u00e0y. Vi\u1ec7c l\u00e0m m\u1ecfng chip m\u1edf \u0111\u01b0\u1eddng cho t\u1ed1c \u0111\u1ed9 th\u1ee9c \u0103n l\u1eadp tr\u00ecnh cao h\u01a1n.<\/strong><\/p>

H\u00ecnh 10. th\u00e9p c\u1ee7a c\u00f4ng c\u1ee5 s\u1ebd n\u00f3i<\/strong><\/p><\/div>","protected":false},"excerpt":{"rendered":"

Titanium alloy and aluminum alloy are similar in the following aspects: both metals are used to manufacture aircraft structural parts, in which case 90% of the materials may need to be ground off before the parts are completed. Many stores may want these metals to have more in common. Aircraft manufacturers, who are good at…<\/p>","protected":false},"author":2,"featured_media":19286,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[92],"tags":[],"class_list":["post-3922","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-cutting-tools-weekly"],"jetpack_featured_media_url":"https:\/\/www.meetyoucarbide.com\/wp-content\/uploads\/2019\/11\/\u56fe\u72471.png","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/www.meetyoucarbide.com\/vi\/wp-json\/wp\/v2\/posts\/3922","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.meetyoucarbide.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.meetyoucarbide.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.meetyoucarbide.com\/vi\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.meetyoucarbide.com\/vi\/wp-json\/wp\/v2\/comments?post=3922"}],"version-history":[{"count":0,"href":"https:\/\/www.meetyoucarbide.com\/vi\/wp-json\/wp\/v2\/posts\/3922\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.meetyoucarbide.com\/vi\/wp-json\/wp\/v2\/media\/19286"}],"wp:attachment":[{"href":"https:\/\/www.meetyoucarbide.com\/vi\/wp-json\/wp\/v2\/media?parent=3922"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.meetyoucarbide.com\/vi\/wp-json\/wp\/v2\/categories?post=3922"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.meetyoucarbide.com\/vi\/wp-json\/wp\/v2\/tags?post=3922"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}