一、折彎機的種類有哪些
折彎機分為手動折彎機、液壓折彎機和數控折彎機三種。手動折彎機又分為機械手動折彎機和電動手動折彎機。液壓折彎機按同步方式又可分為:機械同步折彎機、扭軸同步折彎機、機液同步折彎機和電液同步數控折彎機。
液(ye)壓(ya)(ya)折彎機(ji)按運(yun)動(dong)(dong)(dong)方(fang)式(shi)(shi)又(you)可(ke)分為(wei):上(shang)動(dong)(dong)(dong)式(shi)(shi)、下(xia)動(dong)(dong)(dong)式(shi)(shi)。下(xia)動(dong)(dong)(dong)式(shi)(shi)是工作(zuo)臺(tai)(tai)及(ji)工作(zuo)臺(tai)(tai)上(shang)的(de)工件(jian)一起向上(shang)運(yun)動(dong)(dong)(dong),滑塊(kuai)不動(dong)(dong)(dong),目前國內市場上(shang)已經比較少見了,多(duo)數是上(shang)動(dong)(dong)(dong)式(shi)(shi)的(de)了,上(shang)動(dong)(dong)(dong)式(shi)(shi)的(de)是工作(zuo)臺(tai)(tai)及(ji)工作(zuo)臺(tai)(tai)上(shang)的(de)工件(jian)不動(dong)(dong)(dong),滑塊(kuai)向下(xia)運(yun)動(dong)(dong)(dong)。按控(kong)制(zhi)方(fang)式(shi)(shi)又(you)可(ke)分為(wei):普通(tong)液(ye)壓(ya)(ya)板料折彎機(ji)、經濟(ji)型數控(kong)折彎機(ji)和電(dian)液(ye)同步數控(kong)折彎機(ji)。
二、折彎機的作用介紹
折彎機(ji)屬于(yu)鍛(duan)壓(ya)機(ji)械(xie)中的一種(zhong)(zhong),主要作用(yong)就是對板(ban)料特別(bie)是大型板(ban)料進行(xing)(xing)鈑金加工(gong)的首(shou)選(xuan)機(ji)械(xie),通過選(xuan)配各種(zhong)(zhong)不同(tong)的模具,可以對板(ban)料進行(xing)(xing)彎邊、拉伸、壓(ya)圓、沖孔等等,廣泛適用(yong)于(yu)輕工(gong)、航(hang)空(kong)、船舶、冶金、儀表、電(dian)器、不銹鋼(gang)制品、鋼(gang)結構建筑及裝潢行(xing)(xing)業。
折彎(wan)機包括(kuo)支架、工(gong)(gong)作臺和(he)夾緊(jin)板(ban),工(gong)(gong)作臺置(zhi)于支架上,工(gong)(gong)作臺由底(di)座和(he)壓板(ban)構成,底(di)座通過鉸鏈(lian)與夾緊(jin)板(ban)相連,底(di)座由座殼、線(xian)圈和(he)蓋板(ban)組成,線(xian)圈置(zhi)于座殼的凹(ao)陷(xian)內,凹(ao)陷(xian)頂部(bu)覆有蓋板(ban)。
使用時由導線對線圈通電,通電后對壓板產生引力,從而實現對壓板和底座之間薄板的夾持。由于采用了電磁力夾持,使得壓板可以做成多種工件要求,而且可對有側壁的工件進行加工。折彎機可以(yi)通(tong)過更換折(zhe)彎機模具(ju),從而(er)滿(man)足(zu)各種工件的需求。