小(xiao)型(xing)鄂式破(po)(po)(po)(po)碎機可以將大石(shi)塊破(po)(po)(po)(po)碎成(cheng)小(xiao)石(shi)頭,是石(shi)料生(sheng)產線(xian)工(gong)藝(yi)中(zhong)的(de)第一(yi)道破(po)(po)(po)(po)碎機設備,故又稱之為主破(po)(po)(po)(po)碎機。也是歷史時間最(zui)長,最(zui)堅(jian)固的(de)破(po)(po)(po)(po)碎機。小(xiao)型(xing)顎式破(po)(po)(po)(po)碎機由動(dong)鄂和靜顎兩(liang)塊顎板組成(cheng)破(po)(po)(po)(po)碎腔,模(mo)擬動(dong)物(wu)的(de)兩(liang)顎運動(dong)而完(wan)成(cheng)物(wu)料破(po)(po)(po)(po)碎作業的(de)破(po)(po)(po)(po)碎機。廣泛運用(yong)于礦(kuang)(kuang)山選(xuan)礦(kuang)(kuang)碎礦(kuang)(kuang)生(sheng)產線(xian)、冶煉選(xuan)礦(kuang)(kuang)生(sheng)產線(xian)、建材石(shi)料生(sheng)產線(xian)、公路砂石(shi)生(sheng)產線(xian)、鐵路、水利和化工(gong)等(deng)行業中(zhong)各種礦(kuang)(kuang)石(shi)與(yu)大塊物(wu)料的(de)中(zhong)等(deng)粒度破(po)(po)(po)(po)碎。
小(xiao)型(xing)顎式破碎機的組成
鄂(e)(e)破(po)喂料(liao)時(shi)(shi)(shi)(shi)(shi),物(wu)料(liao)從(cong)頂(ding)部入(ru)口(kou)倒入(ru)含有(you)鄂(e)(e)齒(chi)的(de)破(po)碎(sui)(sui)室(shi)。鄂(e)(e)齒(chi)以巨大力量(liang)將(jiang)(jiang)物(wu)料(liao)頂(ding)向室(shi)壁,將(jiang)(jiang)之破(po)碎(sui)(sui)成(cheng)更小的(de)石塊(kuai)。支持(chi)鄂(e)(e)齒(chi)運動(dong)的(de)是一(yi)根偏(pian)心軸(zhou),此(ci)軸(zhou)貫穿機(ji)(ji)身構架(jia)。偏(pian)心運動(dong)通常(chang)由固(gu)(gu)定(ding)(ding)在軸(zhou)兩(liang)端的(de)飛輪(lun)(lun)所產(chan)生(sheng)。飛輪(lun)(lun)和(he)(he)偏(pian)心支持(chi)軸(zhou)承(cheng)(cheng)經常(chang)采用(yong)(yong)球面(mian)滾子軸(zhou)承(cheng)(cheng),軸(zhou)承(cheng)(cheng)的(de)工作(zuo)(zuo)(zuo)環(huan)境極(ji)為(wei)苛刻。軸(zhou)承(cheng)(cheng)必須承(cheng)(cheng)受巨大的(de)沖(chong)擊載荷(he),磨(mo)蝕(shi)性(xing)污水和(he)(he)高溫。盡管此(ci)工作(zuo)(zuo)(zuo)環(huan)境極(ji)為(wei)苛刻,鄂(e)(e)破(po)仍需非常(chang)可靠地工作(zuo)(zuo)(zuo),這是保(bao)證生(sheng)產(chan)效率的(de)關鍵一(yi)環(huan)。鄂(e)(e)式破(po)碎(sui)(sui)機(ji)(ji)工作(zuo)(zuo)(zuo)原理:鄂(e)(e)式破(po)碎(sui)(sui)機(ji)(ji)的(de)結構主要有(you)機(ji)(ji)架(jia)、偏(pian)心軸(zhou)、大皮帶(dai)輪(lun)(lun)、飛輪(lun)(lun)、動(dong)鄂(e)(e)、側護板(ban)(ban)(ban)、肘(zhou)板(ban)(ban)(ban)、肘(zhou)板(ban)(ban)(ban)后(hou)座、調隙螺(luo)桿、復位彈簧(huang)、固(gu)(gu)定(ding)(ding)鄂(e)(e)板(ban)(ban)(ban)與活動(dong)鄂(e)(e)板(ban)(ban)(ban)等組成(cheng),其中肘(zhou)板(ban)(ban)(ban)還起到保(bao)險作(zuo)(zuo)(zuo)用(yong)(yong)。 該系(xi)列鄂(e)(e)式破(po)碎(sui)(sui)機(ji)(ji)破(po)碎(sui)(sui)方式為(wei)曲動(dong)擠(ji)壓型,電動(dong)機(ji)(ji)驅動(dong)皮帶(dai)和(he)(he)皮帶(dai)輪(lun)(lun),通過偏(pian)心軸(zhou)使動(dong)鄂(e)(e)上(shang)下(xia)(xia)運動(dong),當動(dong)鄂(e)(e)上(shang)升時(shi)(shi)(shi)(shi)(shi)肘(zhou)板(ban)(ban)(ban)和(he)(he)動(dong)鄂(e)(e)間夾角變大,從(cong)而推動(dong)動(dong)鄂(e)(e)板(ban)(ban)(ban)向定(ding)(ding)鄂(e)(e)板(ban)(ban)(ban)接近,與此(ci)同時(shi)(shi)(shi)(shi)(shi)物(wu)料(liao)被擠(ji)壓、搓、碾等多重破(po)碎(sui)(sui);當動(dong)鄂(e)(e)下(xia)(xia)行時(shi)(shi)(shi)(shi)(shi),肘(zhou)板(ban)(ban)(ban)和(he)(he)動(dong)鄂(e)(e)間夾角變小,動(dong)鄂(e)(e)板(ban)(ban)(ban)在拉桿、彈簧(huang)的(de)作(zuo)(zuo)(zuo)用(yong)(yong)下(xia)(xia)離開定(ding)(ding)鄂(e)(e)板(ban)(ban)(ban),此(ci)時(shi)(shi)(shi)(shi)(shi)已破(po)碎(sui)(sui)物(wu)料(liao)從(cong)破(po)碎(sui)(sui)腔(qiang)下(xia)(xia)口(kou)排出(chu),隨著電動(dong)機(ji)(ji)連續轉動(dong)破(po)碎(sui)(sui)機(ji)(ji)動(dong)鄂(e)(e)作(zuo)(zuo)(zuo)周期性(xing)的(de)壓碎(sui)(sui)和(he)(he)排料(liao),實現批量(liang)生(sheng)產(chan)。
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