折彎機是一種能夠(gou)對薄板進(jin)行(xing)折彎的機器,其結構主要包括支(zhi)(zhi)架、工(gong)作(zuo)臺和(he)(he)夾(jia)緊(jin)板,工(gong)作(zuo)臺置(zhi)于支(zhi)(zhi)架上(shang),工(gong)作(zuo)臺由(you)(you)(you)底(di)(di)座和(he)(he)壓(ya)板構成(cheng),底(di)(di)座通過鉸鏈與(yu)夾(jia)緊(jin)板相連,底(di)(di)座由(you)(you)(you)座殼、線(xian)圈和(he)(he)蓋板組成(cheng),線(xian)圈置(zhi)于座殼的凹陷內(nei),凹陷頂部覆有蓋板。使用時由(you)(you)(you)導線(xian)對線(xian)圈通電,通電后對壓(ya)板產生引力(li),從而實現對壓(ya)板和(he)(he)底(di)(di)座之間薄板的夾(jia)持。由(you)(you)(you)于采用了電磁(ci)力(li)夾(jia)持,使得壓(ya)板可以做成(cheng)多種工(gong)件(jian)要求,而且可對有側壁的工(gong)件(jian)進(jin)行(xing)加工(gong),操(cao)作(zuo)上(shang)也簡便(bian)。
折(zhe)彎(wan)(wan)(wan)(wan)機(ji)(ji)(ji)(ji)分(fen)為(wei)手(shou)(shou)動(dong)折(zhe)彎(wan)(wan)(wan)(wan)機(ji)(ji)(ji)(ji),液壓(ya)折(zhe)彎(wan)(wan)(wan)(wan)機(ji)(ji)(ji)(ji)和(he)數控折(zhe)彎(wan)(wan)(wan)(wan)機(ji)(ji)(ji)(ji)。手(shou)(shou)動(dong)折(zhe)彎(wan)(wan)(wan)(wan)機(ji)(ji)(ji)(ji)又分(fen)為(wei)機(ji)(ji)(ji)(ji)械手(shou)(shou)動(dong)折(zhe)彎(wan)(wan)(wan)(wan)機(ji)(ji)(ji)(ji)和(he)電動(dong)手(shou)(shou)動(dong)折(zhe)彎(wan)(wan)(wan)(wan)機(ji)(ji)(ji)(ji),液壓(ya)折(zhe)彎(wan)(wan)(wan)(wan)機(ji)(ji)(ji)(ji)按同步方(fang)式(shi)又可(ke)分(fen)為(wei):扭軸同步、機(ji)(ji)(ji)(ji)液同步,和(he)電液同步。液壓(ya)折(zhe)彎(wan)(wan)(wan)(wan)機(ji)(ji)(ji)(ji)按運動(dong)方(fang)式(shi)又可(ke)分(fen)為(wei):上動(dong)式(shi)、下(xia)動(dong)式(shi)。
結構特點:
1、采用全鋼焊結(jie)構(gou),具有足夠(gou)的(de)強度和剛性;
2、液壓上傳動(dong),機床(chuang)兩端的(de)油缸安置于(yu)滑塊(kuai)上,直接驅動(dong)滑動(dong)工作;
3、滑塊(kuai)同(tong)步機構采用扭軸強迫同(tong)步;
4、采用機械檔塊結構(gou),穩定;
5、滑塊行程機動(dong)調(diao),手(shou)動(dong)微(wei)調(diao),計數(shu)器顯示;
6、斜楔(xie)式的撓度(du)補(bu)償(chang)機構,以獲(huo)得較高的折彎精度(du)。