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       球磨(mo)機亦為單倉磨(mo),由給料、進料、軸承、筒(tong)體、出料、傳(chuan)動、減速、電動機等(deng)組成。 

 

       給料(liao)(liao)(liao)——球磨機給料(liao)(liao)(liao)是(shi)傾(qing)斜(xie)式(shi)(shi)溜(liu)槽送料(liao)(liao)(liao),其仰角要大于所磨物(wu)料(liao)(liao)(liao)的靜摩擦角。斜(xie)溜(liu)槽斷面下半部(bu)以半圓形為好,方(fang)形也(ye)(ye)能使(shi)用(yong)(yong)。給料(liao)(liao)(liao)溜(liu)榴和進(jin)料(liao)(liao)(liao)部(bu)聯(lian)(lian)接(jie)處(chu)有密(mi)封(feng)裝置,般使(shi)用(yong)(yong)密(mi)封(feng)填(tian)料(liao)(liao)(liao)(石棉繩、石墨填(tian)料(liao)(liao)(liao))將聯(lian)(lian)接(jie)處(chu)密(mi)閉。其作(zuo)用(yong)(yong)是(shi)防(fang)止進(jin)料(liao)(liao)(liao)時,物(wu)料(liao)(liao)(liao)由于下料(liao)(liao)(liao)后(hou)在(zai)進(jin)料(liao)(liao)(liao)部(bu)堆積而(er)往外倒料(liao)(liao)(liao)。也(ye)(ye)有在(zai)進(jin)料(liao)(liao)(liao)部(bu)軸頸空(kong)心(xin)處(chu)裝上螺旋(xuan)進(jin)料(liao)(liao)(liao)器或勺式(shi)(shi)給料(liao)(liao)(liao)器,將給料(liao)(liao)(liao)部(bu)內的物(wu)料(liao)(liao)(liao)和液體挖入進(jin)料(liao)(liao)(liao)部(bu)。 

  

       進料——為了更好地輸送物料,進料端空心軸內裝有(you)鑄錒村套(tao)(tao)。襯套(tao)(tao)上鑄有(you)螺(luo)(luo)旋(xuan)(xuan)(xuan)推進線,螺(luo)(luo)旋(xuan)(xuan)(xuan)線是(shi)左旋(xuan)(xuan)(xuan)還是(shi)右旋(xuan)(xuan)(xuan)要根(gen)據磨(mo)機(ji)轉動方向而定,但須使物料能(neng)通過(guo)螺(luo)(luo)旋(xuan)(xuan)(xuan)推入磨(mo)機(ji)筒體。 


       軸(zhou)(zhou)承——前后主(zhu)軸(zhou)(zhou)承為空心軸(zhou)(zhou),是由(you)(you)半圓型滑動軸(zhou)(zhou)承所支(zhi)承,即(ji)軸(zhou)(zhou)承下部(bu)有半圓形(xing)的軸(zhou)(zhou)瓦,軸(zhou)(zhou)襯材料為軸(zhou)(zhou)承合(he)金。軸(zhou)(zhou)承座(zuo)上(shang)部(bu)有油(you)管(guan)向(xiang)軸(zhou)(zhou)上(shang)噴淋潤滑油(you)以起潤滑和(he)冷卻作用。軸(zhou)(zhou)承底(di)座(zuo)在球(qiu)磨機進料端可(ke)以沿軸(zhou)(zhou)向(xiang)滑動,用以解決磨機工作時溫(wen)度上(shang)升導致(zhi)磨機筒(tong)體受(shou)熱膨脹(zhang)問題(ti)。它可(ke)以避免由(you)(you)于限制膨脹(zhang)伸長而產生(sheng)的軸(zhou)(zhou)向(xiang)溫(wen)度膨脹(zhang)應力(li)。 

 

       筒體(ti)——筒體(ti)是用普通Q235A鋼(gang)板卷(juan)制(zhi)而成。簡體(ti)兩端(duan)(duan)有大法蘭和(he)鑄鋼(gang)制(zhi)的(de)(de)磨端(duan)(duan)蓋連接(jie)(jie)。筒體(ti)的(de)(de)出(chu)料端(duan)(duan)即(ji)在出(chu)料處(chu)(chu)的(de)(de)端(duan)(duan)蓋和(he)筒體(ti)連接(jie)(jie)處(chu)(chu)有篩板以(yi)阻止鋼(gang)球和(he)鋼(gang)段流(liu)出(chu)出(chu)料端(duan)(duan)。筒體(ti)內裝有一定(ding)重量、按一定(ding)比例配比直徑(jing)為25 -150mm的(de)(de)鋼(gang)球或鋼(gang)段作為研磨體(ti)。


       筒(tong)體內襯(chen)有(you)(you)一(yi)(yi)定(ding)形(xing)狀和材質(zhi)的(de)(de)(de)(de)襯(chen)板(ban),不僅可以防(fang)止簡體遭受(shou)磨(mo)(mo)損,而且襯(chen)板(ban)的(de)(de)(de)(de)形(xing)狀影響鋼球的(de)(de)(de)(de)運動規律(lv),從而影響粉磨(mo)(mo)效率。襯(chen)板(ban)材質(zhi)有(you)(you)高(gao)錳鋼、高(gao)鉻(ge)鑄(zhu)鐵(tie)(tie)、中錳球鐵(tie)(tie)和橡(xiang)(xiang)(xiang)(xiang)膠(jiao)等,襯(chen)板(ban)的(de)(de)(de)(de)厚(hou)度通常為50~130一(yi)(yi)。襯(chen)板(ban)和筒(tong)體之間墊有(you)(you)膠(jiao)合板(ban)、橡(xiang)(xiang)(xiang)(xiang)皮墊、石(shi)棉橡(xiang)(xiang)(xiang)(xiang)膠(jiao)墊等。襯(chen)板(ban)一(yi)(yi)般用螺栓固(gu)定(ding)在簡體上,螺帽下面有(you)(you)橡(xiang)(xiang)(xiang)(xiang)膠(jiao)圈(quan)和金屬(shu)墊圈(quan),防(fang)止料漿漏出。 

  

       筒體(ti)上有人孔,停(ting)機后打開密閉的(de)(de)(de)人孔蓋,可以(yi)進去更換襯板(ban)(ban)(ban)(ban)、隔板(ban)(ban)(ban)(ban)、篩板(ban)(ban)(ban)(ban)或補充(chong)鋼(gang)(gang)(gang)(gang)球(qiu)鋼(gang)(gang)(gang)(gang)段。常(chang)用(yong)襯板(ban)(ban)(ban)(ban)的(de)(de)(de)形狀(zhuang)見圖1-26,形狀(zhuang)較(jiao)平滑的(de)(de)(de)襯板(ban)(ban)(ban)(ban)使(shi)鋼(gang)(gang)(gang)(gang)球(qiu)同襯板(ban)(ban)(ban)(ban)之間的(de)(de)(de)相(xiang)對滑動較(jiao)大.產生較(jiao)多的(de)(de)(de)研磨作(zuo)用(yong),在(zai)相(xiang)同轉速下鋼(gang)(gang)(gang)(gang)球(qiu)被提升(sheng)的(de)(de)(de)高度和拋(pao)射所耗的(de)(de)(de)功(gong)較(jiao)步(bu),適于細磨。凸起部較(jiao)高的(de)(de)(de)襯板(ban)(ban)(ban)(ban)對鋼(gang)(gang)(gang)(gang)球(qiu)的(de)(de)(de)推舉作(zuo)用(yong)強(qiang),使(shi)鋼(gang)(gang)(gang)(gang)球(qiu)能升(sheng)至(zhi)較(jiao)高的(de)(de)(de)位置,沖擊作(zuo)用(yong)較(jiao)強(qiang)。橡膠村板(ban)(ban)(ban)(ban)耐(nai)磨損(壽命比錳鋼(gang)(gang)(gang)(gang)襯板(ban)(ban)(ban)(ban)高2~3倍)、重量輕(比錳鋼(gang)(gang)(gang)(gang)村板(ban)(ban)(ban)(ban)輕約85%)、拆(chai)裝方便、噪聲小。     


       出(chu)料(liao)——空心軸(zhou)出(chu)料(liao)端內裝有一個斜(xie)截頭圓錐(zhui)形鑄鋼(gang)襯(chen)套(tao),襯(chen)套(tao)上鑄有螺旋(xuan)葉片(pian),襯(chen)套(tao)外裝有一固定(ding)不(bu)轉動的篩(shai)(shai)網。料(liao)或(huo)料(liao)漿從村套(tao)中流出(chu)經(jing)過(guo)篩(shai)(shai)網篩(shai)(shai)出(chu)磨(mo)小的鋼(gang)球、鋼(gang)段后流出(chu)磨(mo)機外。 


       傳(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)——單倉磨機一(yi)般是邊(bian)緣(yuan)傳(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong),現亦有中(zhong)心傳(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)的。在筒(tong)(tong)體(ti)出料(liao)端(duan)和端(duan)蓋連接(jie)處有大齒(chi)圈(quan)。電動(dong)(dong)(dong)(dong)機通過聯軸(zhou)器及減(jian)速(su)(su)器與高速(su)(su)軸(zhou)聯接(jie),也(ye)有用同步電機通過齒(chi)輪聯軸(zhou)器帶(dai)動(dong)(dong)(dong)(dong)小齒(chi)輪傳(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)筒(tong)(tong)體(ti)大齒(chi)圈(quan)的。減(jian)速(su)(su)器低速(su)(su)軸(zhou)處也(ye)是通過聯軸(zhou)器和小齒(chi)輪聯接(jie),帶(dai)動(dong)(dong)(dong)(dong)小齒(chi)輪轉(zhuan)動(dong)(dong)(dong)(dong)促(cu)使大齒(chi)圈(quan)和小齒(chi)輪嚙合傳(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)回轉(zhuan)而將筒(tong)(tong)體(ti)回轉(zhuan)起(qi)來。邊(bian)緣(yuan)傳(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)可以根據地點,安裝需(xu)要制成(cheng)右(you)傳(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)、左傳(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)兩種。


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