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1.選取和安裝
叉車配重的(de)質(zhi)(zhi)量(liang)(liang)、質(zhi)(zhi)心位置(zhi)、后(hou)懸量(liang)(liang)由整車(che)總體布置(zhi)給(gei)定(ding)(ding),其(qi)中平衡(heng)(heng)(heng)(heng)重(zhong)(zhong)(zhong)(zhong)質(zhi)(zhi)量(liang)(liang)的(de)選(xuan)取主(zhu)要考(kao)慮叉車(che)滿(man)載(zai)堆(dui)垛和滿(man)載(zai)行駛(shi)時(shi)的(de)縱向穩定(ding)(ding)性。平衡(heng)(heng)(heng)(heng)重(zhong)(zhong)(zhong)(zhong)的(de)質(zhi)(zhi)量(liang)(liang)直接影響到叉車(che)前、后(hou)平衡(heng)(heng)(heng)(heng)的(de)保護(hu)系數(shu),是(shi)決定(ding)(ding)叉車(che)保護(hu)系數(shu)的(de)主(zhu)要參數(shu)。當平衡(heng)(heng)(heng)(heng)重(zhong)(zhong)(zhong)(zhong)的(de)總質(zhi)(zhi)量(liang)(liang)G定(ding)(ding)下來(lai)后(hou),即以后(hou)橋為基準,根據車(che)架上平衡(heng)(heng)(heng)(heng)重(zhong)(zhong)(zhong)(zhong)的(de)裝配形式,準確明確平衡(heng)(heng)(heng)(heng)重(zhong)(zhong)(zhong)(zhong)的(de)安裝尺(chi)寸。叉車(che)尾架上部外側有2個倒置(zhi)的(de)V形懸掛塊,將平衡(heng)(heng)(heng)(heng)重(zhong)(zhong)(zhong)(zhong)用2條螺栓固定(ding)(ding)在(zai)其(qi)上。
2.通風孔
由于熱(re)平(ping)衡是叉車很重(zhong)要的(de)參數,散(san)熱(re)性能(neng)不好很容易造成發動機冷卻水水溫過(guo)高現象(xiang),影響(xiang)叉車整車性能(neng)。因此,平(ping)衡重(zhong)通(tong)風孔(kong)(kong)的(de)位置、風道與(yu)氣流導向(xiang)就顯得很重(zhong)要。通(tong)風孔(kong)(kong)開的(de)越(yue)(yue)高越(yue)(yue)大越(yue)(yue)利(li)于散(san)熱(re);通(tong)風孔(kong)(kong)到散(san)熱(re)器(qi)之間采用圓角過(guo)渡,以利(li)于氣流導向(xiang),提散(san)熱(re)性能(neng)。
3.離去角
配(pei)重下(xia)端(duan)的離(li)(li)去(qu)角(jiao)也很重要(yao),該角(jiao)度(du)(du)主要(yao)是為了分開上(shang)、下(xia)坡(po)時平衡(heng)重下(xia)端(duan)與地面摩擦,理論上(shang)離(li)(li)去(qu)角(jiao)與具體車型的大爬坡(po)角(jiao)相等。平衡(heng)重下(xia)端(duan)切除點的位置要(yao)根據(ju)具體車型的大爬坡(po)度(du)(du)、平衡(heng)重的后懸量來明確(que)。
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