外文翻譯--破碎機

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翻譯 英文原文 N A P. ~[ 35 009, !:;19, 4680, 001; 001) ow of or in of a to to as qf an of or su@qf to a fi)r lO:l be In in of is a ' to ? 2001 to of in In to :1) to of as of a of in a of to as In by do on a of is a at in to of of an of or of to a 0:I be 2000). is no bv It at of of of F he of is of of a tl~e of by a in a is by of to of of at or of In to a of m of of . of sI an of is an of of on in is lk)r a m as be is it be it be in a 60 is , m a of a 25of 00at a I mm be to of In a to be of 5 ° . at 2 °. by 5 ° as ~0 a of he of ) of a on of is is a it to a of on be up to a 0a to be up 4 m/s a ,at 88mm a 00to to be to on is to of to of to bc a on of of AG s s in of up 8of 25mm 5in in on 25mm 5mm a of 0 up 60 of a to to 500g of in on of at 000g of to be in to 80 to 5% a to of if in A of to of of at as of on It be to to of up .7 mm a of l mm he of is on of In is no in a 80 in It is to 80 of be or no of it it to a to In to a of of to on to a 80 is so as to it to a of is as . at of is of to on of it is to in a as by (in in in a of s of in of of a of in is to in is to as a "'a of s a on a on of at SO . As on s0 of on of an of be is to is by of As a to bc to of If is to of to a is on of in to of is , 5mm a of 6 8 kN is to a on is a in 80 if is w As a on in a of as as in a of bc of is 0, of In s0 4mm to a 1:1), s0 8mm to a :1). of as of to is In to be to of in a or as a to up in a to or A to is a a to to an of to to 1 of in of in As to in to to a of to a s0 In of to a of :1. no to on of a of a in to By it is to of to to as to on of up as is is is a in of be by to it is on in of of in as be in a be on of 2. on of is to be is or no of he of of in a be as a is to be in to of on of it is of s is to in of an or It be to is in to a 中文譯文 摘要 低的破碎比和高的磨損率是與傳統(tǒng)的破碎機相聯(lián)系的很常見的兩個特性。因為這點，在礦石處理流程的應(yīng)用中，很少考慮到它們，并且忽略了很多它們的優(yōu)點。本文描述了一個已 被發(fā)展起來的新穎的對輥破碎機，旨在提出這些論點。作為 種新式破碎機結(jié)合了兩個輥筒，它們由一個交替布置的平面和一個凸的或者凹的表面組成。這種獨特的輥筒外形提高了嚙合角，使 以達到比傳統(tǒng)輥式破碎機更高的破碎比。用一個模型樣機做的試驗表明：即使對于非常硬的礦石，破碎比任可以超過 10。另外，既然在 破碎處理中結(jié)合了輥式和顎式破碎機的作用，那就有一種可能：那種新的輪廓會帶來輥子磨損率的降低。 關(guān)鍵字： 介紹 傳統(tǒng)的輥筒破碎機因為具有幾個缺陷而導(dǎo)致了其在礦石處理應(yīng)用中的不受歡迎。尤其是當與其它 的一些破碎機比起來，諸如圓錐破碎機等，它們的低破碎比（一般局限在 3 以內(nèi)）和高的磨損率使它們沒有吸引力。然而，從礦石處理這一點來說，輥筒破碎機有一些非常可取的特點：輥筒破碎機的相對穩(wěn)定的操作寬度可以很好控制產(chǎn)物粒度。彈簧承重的輥子的使用使這些機器容許不可破碎的物料（諸如夾雜金屬等）。另外，輥筒破碎機是這樣工作的：將物料牽引至輥子之間的擠壓區(qū)而不是象圓錐和顎式破碎機那樣依靠重力。這產(chǎn)生了一個連續(xù)的破碎周期，避免了高通過率，同時也使破碎機可處理潮濕的和膠粘的物料。