T¨®m t?t£ºL?ng, g?y, m¨¤i m¨°n, v.v. l¨¤ nh?ng nguy¨ºn nh?n ch¨ªnh g?y h?ng b¨²a c?a m¨¢y nghi?n t¨¢c ??ng, l¨¤m gi?m ?¨¢ng k? tu?i th? c?a b¨²a v¨¤ t?ng chi ph¨ª ti¨ºu hao ph? t¨´ng.

L?ng, g?y, m¨¤i m¨°n, v.v. l¨¤ nh?ng nguy¨ºn nh?n ch¨ªnh g?y h?ng b¨²a c?a m¨¢y nghi?n t¨¢c ??ng, l¨¤m gi?m ?¨¢ng k? tu?i th? c?a b¨²a v¨¤ t?ng chi ph¨ª ti¨ºu hao ph? t¨´ng.

?? ti?t ki?m chi ph¨ª s?n xu?t v¨¤ n?ng cao hi?u qu?, ng??i d¨´ng c?n hi?u r? nguy¨ºn

Nh? t?t c? ch¨²ng ta ??u bi?t, vi?c ti¨ºu th? qu¨¢ m?c b¨²a c?a m¨¢y nghi?n t¨¢c ??ng c¨® li¨ºn quan ??n 6 ?i?m sau:

Ch?t l??ng ?inh t¨¢n (tr¨ºn b¨²a t?m) k¨¦m.

M?t s? nh¨¤ s?n xu?t thi?u quy tr¨¬nh s?n xu?t ti¨ºn ti?n, v¨¤ b¨²a c?a h? v?n s? d?ng ph??ng ph¨¢p c? ??nh b?ng ?inh t¨¢n. Ph??ng ph¨¢p c? ??nh n¨¤y d? g?y ra hi?n t??ng c¨¢c ?inh t¨¢n (c? ??nh tr¨ºn b? m?t b¨²a) ch?u l?c c?t do v?t li?u t¨¢c ??ng. K?t h?p v?i ch?t l??ng s?n xu?t k¨¦m c?a ?inh t¨¢n, ?i?u n¨¤y d? d?n ??n b¨²a b? l?ng, r?i ra ho?c g?y, r¨²t ng?n tu?i th? s? d?ng.

Tuy nhi¨ºn, c¨¢c nh¨¤ s?n xu?t thi?t b? quy m? l?n th??ng s? d?ng ph??ng ph¨¢p c? ??nh b?ng t?m ¨¢p l?c ho?c ph??ng ph¨¢p ch¨¨n ¨¦p.

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2. V?t li?u ?¨²c b¨²a kh?ng th¨ªch h?p

B¨²a t?m c?a m¨¢y nghi?n t¨¢c ??ng th??ng ???c l¨¤m b?ng th¨¦p mangan cao, c¨® ??c ?i?m l¨¤ ?? b?n, ?? c?ng cao, kh? n?ng gia c?ng t?t v¨¤ m?t m?c ?? c?ng nh?t ??nh. D??i t¨¢c d?ng c?a va ??p ho?c ?ng su?t l?n h?n, l?p b? m?t c?a th¨¦p mangan cao s? nhanh ch¨®ng t?o ra s? bi?n d?ng m?nh, c¨® th? c?i thi?n ?¨¢ng k? ?? c?ng b? m?t v¨¤ kh? n?ng ch?ng m¨¤i m¨°n.

Ngo¨¤i ra, v?t li?u c?a b¨²a ch? y?u l¨¤ gang crom cao c¨® ?? c?ng cao h?n, nh?ng ?? b?n c?a n¨® th?p h?n v¨¤ d? b? g?y.

3. M?c s?n xu?t b¨²a th?p

Tr¨ºn th? tr??ng hi?n t?i, ch?t l??ng m¨¢y nghi?n t¨¢c ??ng kh¨¢c nhau. M?t s? nh¨¤ s?n xu?t s? d?ng nguy¨ºn li?u k¨¦m ch?t l??ng trong qu¨¢ tr¨¬nh s?n xu?t, nh?ng ng??i d¨´ng kh?ng th? th?y s? kh¨¢c bi?t t? h¨¬nh th?c b¨ºn ngo¨¤i.

4. C?u tr¨²c b¨²a kh?ng ph¨´ h?p

There are many types of hammer structures, wide-thick and narrow-thin working surface, single-head and double-head… Generally, the wide-thick surface structure of impact crusher is more wear-resistant, and single-head only have one wear surface, but the double-head impact crusher has two wear surfaces, and the double head and two sides have four wear surfaces. Under the same material conditions, plate hammer with wear-resistant and many wear surfaces will naturally have a long service life.

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5. V?t li?u kh?ng ph¨´ h?p

1) Nh¨¬n chung, m¨¢y nghi?n va ??p c¨® th? nghi?n v?t li?u c¨® k¨ªch th??c h?t kh?ng qu¨¢ 350mm v¨¤ ?? b?n ch?u nghi?n kh?ng qu¨¢ 320 MPa, nh? ?¨¢ granite, bazan v¨¤ ?¨¢ v?i.

If the operator doesn’t strictly follow the crushing requirements to feed the material (the material is too hard or the particle size is too large), which will cause the plate hammer to be consumed too quickly.

2) N?u ?¨¢ nghi?n c¨® qu¨¢ nhi?u v?t li?u nh?t, c¨® th? g?y ra t¨¬nh tr?ng m?t l??ng l?n v?t li?u b¨¢m d¨ªnh v¨¤o b¨²a, d?n ??n b¨²a b? qu¨¢ t?i.

3) N?u t?c ?? t¨¢c ??ng c?a v?t li?u qu¨¢ l?n, t? s? nghi?n c?a m¨¢y nghi?n t¨¢c ??ng s? cao h?n, v¨¤ l??ng ti¨ºu hao c?a b¨²a t?m c?ng s? t?ng l¨ºn. Do ?¨®, kh?ng th? m¨´ qu¨¢ng theo ?u?i c?ng su?t cao; ?i?u n¨¤y s? l¨¤m cho s? ti¨ºu hao b¨²a tr? n¨ºn nghi¨ºm tr?ng. Ng??i d¨´ng n¨ºn gi?m t?c ?? d¨°ng c¨¤ng nhi?u c¨¤ng t?t tr¨ºn c? s? ?¨¢p ?ng y¨ºu c?u v? s?n l??ng.

6. S? d?ng v¨¤ b?o tr¨¬ kh?ng ?¨²ng

Do b¨²a b? g?y th??ng xuy¨ºn, ng??i v?n h¨¤nh c¨® th? qu¨¢ l??i bi?ng trong vi?c ki?m tra ho?t ??ng c?a m¨¢y nghi?n t¨¢c ??ng do vi?c b?o tr¨¬ n?ng n?.

T¨®m l?i, n?u mu?n gi?m ti¨ºu hao b¨²a v¨¤ t?ng tu?i th? c?a n¨®, b?n c¨® th? b?t ??u t? 6 ?i?m tr¨ºn, nghi¨ºm ng?t ki?m so¨¢t qu¨¢ tr¨¬nh s?n xu?t b¨²a theo y¨ºu c?u v?n h¨¤nh, v¨¤ l¨¤m t?t c?ng t¨¢c b?o tr¨¬ thi?t b?, gi?m thi?u t?n su?t thay th? b¨²a, t? ?¨® ti?t ki?m chi ph¨ª s?n xu?t v¨¤ n?ng cao hi?u su?t.