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　板(ban)(ban)(ban)件(jian)(jian)(jian)砂(sha)光(guang)常(chang)采用(yong)(yong)長(chang)(chang)(chang)帶(dai)(dai)(dai)(dai)砂(sha)光(guang)機(ji)和(he)(he)寬(kuan)帶(dai)(dai)(dai)(dai)砂(sha)光(guang)機(ji)。長(chang)(chang)(chang)帶(dai)(dai)(dai)(dai)砂(sha)光(guang)機(ji)又可(ke)(ke)分為(wei)帶(dai)(dai)(dai)(dai)滑動工(gong)(gong)(gong)作(zuo)(zuo)臺及手(shou)控壓塊的(de)(de)(de)(de)(de)(de)(de)長(chang)(chang)(chang)帶(dai)(dai)(dai)(dai)砂(sha)光(guang)機(ji)和(he)(he)帶(dai)(dai)(dai)(dai)加(jia)壓塊與毛氈(zhan)肋條帶(dai)(dai)(dai)(dai)的(de)(de)(de)(de)(de)(de)(de)長(chang)(chang)(chang)帶(dai)(dai)(dai)(dai)砂(sha)光(guang)機(ji)。前者的(de)(de)(de)(de)(de)(de)(de)砂(sha)光(guang)工(gong)(gong)(gong)件(jian)(jian)(jian)可(ke)(ke)在(zai)帶(dai)(dai)(dai)(dai)導軌的(de)(de)(de)(de)(de)(de)(de)工(gong)(gong)(gong)作(zuo)(zuo)臺上(shang)移動,手(shou)持操作(zuo)(zuo)桿(gan)對壓塊施壓,砂(sha)帶(dai)(dai)(dai)(dai)在(zai)壓塊的(de)(de)(de)(de)(de)(de)(de)作(zuo)(zuo)用(yong)(yong)下(xia)對工(gong)(gong)(gong)件(jian)(jian)(jian)砂(sha)磨,這種砂(sha)光(guang)機(ji)結構(gou)簡單,投(tou)資費用(yong)(yong)低,可(ke)(ke)對大(da)(da)規(gui)格(ge)的(de)(de)(de)(de)(de)(de)(de)實木板(ban)(ban)(ban)或人造板(ban)(ban)(ban)貼木皮的(de)(de)(de)(de)(de)(de)(de)部件(jian)(jian)(jian)進行砂(sha)光(guang),在(zai)熟練(lian)工(gong)(gong)(gong)的(de)(de)(de)(de)(de)(de)(de)操作(zuo)(zuo)下(xia),可(ke)(ke)獲得較好(hao)的(de)(de)(de)(de)(de)(de)(de)表(biao)面砂(sha)光(guang)效果。它用(yong)(yong)氣(qi)動加(jia)壓墊代替(ti)了切削方向(xiang)移動的(de)(de)(de)(de)(de)(de)(de)手(shou)控壓板(ban)(ban)(ban),加(jia)壓墊覆蓋(gai)整個工(gong)(gong)(gong)件(jian)(jian)(jian)寬(kuan)度(du),但當砂(sha)帶(dai)(dai)(dai)(dai)與工(gong)(gong)(gong)件(jian)(jian)(jian)接觸面過大(da)(da)時(shi),增(zeng)加(jia)了動力消耗,而且砂(sha)光(guang)時(shi)大(da)(da)量木屑易粘(zhan)附在(zai)砂(sha)帶(dai)(dai)(dai)(dai)上(shang)，同時(shi)砂(sha)帶(dai)(dai)(dai)(dai)易發熱，從而縮短了砂(sha)帶(dai)(dai)(dai)(dai)使用(yong)(yong)壽命，設置(zhi)的(de)(de)(de)(de)(de)(de)(de)毛氈(zhan)肋條帶(dai)(dai)(dai)(dai)，可(ke)(ke)克服上(shang)述缺陷，提高砂(sha)光(guang)質量。還有(you)一種多(duo)軸壓塊式長(chang)(chang)(chang)帶(dai)(dai)(dai)(dai)砂(sha)光(guang)機(ji)，它適用(yong)(yong)于空心(xin)板(ban)(ban)(ban)件(jian)(jian)(jian)的(de)(de)(de)(de)(de)(de)(de)砂(sha)光(guang),即使空心(xin)板(ban)(ban)(ban)件(jian)(jian)(jian)表(biao)面有(you)輕微(wei)不平(ping)時(shi)也可(ke)(ke)獲得較好(hao)的(de)(de)(de)(de)(de)(de)(de)砂(sha)光(guang)效果。