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異型砂光機的(de)(de)定量(liang)(liang)砂削(xue)(xue)(xue)方式因為所(suo)用(yong)的(de)(de)壓(ya)(ya)(ya)(ya)墊(dian)(dian)結(jie)構(gou)不(bu)一樣(yang)，所(suo)以適(shi)用(yong)的(de)(de)范圍(wei)(wei)和它的(de)(de)加(jia)工(gong)(gong)精(jing)度也不(bu)一樣(yang)的(de)(de)。整體(ti)壓(ya)(ya)(ya)(ya)墊(dian)(dian)適(shi)用(yong)尺寸誤差小工(gong)(gong)件的(de)(de)加(jia)工(gong)(gong)，分(fen)段壓(ya)(ya)(ya)(ya)墊(dian)(dian)適(shi)用(yong)尺寸誤差大工(gong)(gong)件的(de)(de)加(jia)工(gong)(gong)。無論是(shi)整體(ti)壓(ya)(ya)(ya)(ya)墊(dian)(dian)還是(shi)分(fen)段壓(ya)(ya)(ya)(ya)墊(dian)(dian)或氣囊式壓(ya)(ya)(ya)(ya)墊(dian)(dian)，工(gong)(gong)作原理都是(shi)由壓(ya)(ya)(ya)(ya)墊(dian)(dian)對(dui)砂帶施(shi)加(jia)一定的(de)(de)壓(ya)(ya)(ya)(ya)力(li)，在此壓(ya)(ya)(ya)(ya)力(li)的(de)(de)控制(zhi)下，砂帶在預定的(de)(de)范圍(wei)(wei)內對(dui)工(gong)(gong)件進行磨(mo)削(xue)(xue)(xue)加(jia)工(gong)(gong)。在整個磨(mo)削(xue)(xue)(xue)過程中，磨(mo)削(xue)(xue)(xue)用(yong)量(liang)(liang)相等，達到(dao)磨(mo)削(xue)(xue)(xue)量(liang)(liang)磨(mo)削(xue)(xue)(xue)。