一、取斷絲錐機工作原理
以前常規(gui)處(chu)理絲錐(zhui)、鉆頭(tou)等(deng)折斷(duan)在(zai)工具里的(de)方法無非是手工慢慢剔、砸(za)碎、氣(qi)焊后擰出,甚至酸(suan)腐蝕(shi)、火(huo)焰切割燒等(deng)方法,不但(dan)很多時(shi)候(hou)處(chu)理不好(hao),即使處(chu)理完(wan),也會損(sun)傷工件。因此(ci)有了電火(huo)花取斷(duan)絲錐(zhui),很好(hao)的(de)解決了這些問題。
電火花取斷絲錐是一種利用脈(mo)沖(chong)放電的方式,對各種鋼、鐵及硬質合金(jin)等,進行高效加(jia)工的電火花設備。
通過電(dian)(dian)火花(hua)取(qu)斷絲(si)錐在工(gong)具(ju)(ju)電(dian)(dian)極(ji)(ji)和(he)工(gong)件(jian)(jian)(jian)之間施加脈(mo)沖電(dian)(dian)壓(ya)(達到間隙中(zhong)介(jie)(jie)(jie)質(zhi)的(de)擊(ji)穿(chuan)電(dian)(dian)壓(ya))時(shi),會擊(ji)穿(chuan)介(jie)(jie)(jie)質(zhi),由(you)于放電(dian)(dian)區(qu)域很小(xiao),放電(dian)(dian)時(shi)間極(ji)(ji)短,所(suo)以,能量(liang)高(gao)度(du)集中(zhong),使放電(dian)(dian)區(qu)的(de)溫度(du)瞬時(shi)高(gao)達10000-12000℃,工(gong)件(jian)(jian)(jian)表(biao)面和(he)工(gong)具(ju)(ju)電(dian)(dian)極(ji)(ji)表(biao)面的(de)金(jin)屬局部熔化(hua)、甚至(zhi)汽(qi)化(hua)蒸發。局部熔化(hua)和(he)汽(qi)化(hua)的(de)金(jin)屬在爆炸力(li)與(yu)震動力(li)的(de)雙重作用下拋(pao)入(ru)工(gong)作液中(zhong),從而使工(gong)件(jian)(jian)(jian)表(biao)面形成一個微(wei)小(xiao)的(de)凹坑。每(mei)次放電(dian)(dian)后,介(jie)(jie)(jie)質(zhi)的(de)絕緣強度(du)自(zi)動恢復,等待(dai)下一次的(de)被(bei)擊(ji)穿(chuan)放電(dian)(dian)。如此反復使工(gong)件(jian)(jian)(jian)表(biao)面不斷被(bei)蝕除,并(bing)在工(gong)件(jian)(jian)(jian)上復制出(chu)工(gong)具(ju)(ju)電(dian)(dian)極(ji)(ji)的(de)形狀,從而達到成型加工(gong)的(de)目的(de)。
二、取斷絲錐機的使用方法是什么
準備工具:220V電壓的電源、取斷絲錐機(包括主機、磁力吸盤的機頭、連接線、電源線)、電極一根、帶有折斷絲錐或(huo)鉆頭(tou)等硬質合金物的工(gong)(gong)件一個、工(gong)(gong)作夜(ye)(水或(huo)者煤油(you))、?8水管一根(稍(shao)長一點)。準備好(hao)工(gong)(gong)具后,可以(yi)按(an)照以(yi)下(xia)步驟進行:
1、將取斷(duan)絲(si)錐機(ji)機(ji)頭與主機(ji)連接并(bing)鎖緊。
2、將(jiang)(jiang)工(gong)(gong)件固(gu)定(ding)(如果(guo)(guo)工(gong)(gong)件比(bi)較小,可(ke)以將(jiang)(jiang)工(gong)(gong)件放在注入適(shi)當(dang)水的(de)盆中(zhong),以水完(wan)全蓋住工(gong)(gong)件為(wei)宜;如果(guo)(guo)比(bi)較大,且在一(yi)個穩固(gu)的(de)位(wei)置,可(ke)以將(jiang)(jiang)機(ji)(ji)頭吸(xi)附在工(gong)(gong)件上),將(jiang)(jiang)準備好的(de)電(dian)極(ji)安裝在機(ji)(ji)頭夾鉗(qian)中(zhong)固(gu)定(ding)好,然后(hou)將(jiang)(jiang)電(dian)極(ji)對準待加工(gong)(gong)位(wei)置。松(song)動機(ji)(ji)頭后(hou)面(mian)花螺(luo)母,上下(xia)調整(zheng)機(ji)(ji)頭行程(cheng),以達(da)到(dao)最合適(shi)加工(gong)(gong)位(wei)置(電(dian)極(ji)距離折斷物(wu)稍有點(dian)距離即可(ke),為(wei)的(de)是不讓設備一(yi)啟(qi)動,電(dian)極(ji)就(jiu)打在折斷物(wu)上)。
3、將主(zhu)機(ji)(ji)(ji)與(yu)220V電源連接,并啟(qi)動(dong)主(zhu)機(ji)(ji)(ji)后面板上(shang)的開關按(an)鈕,在主(zhu)機(ji)(ji)(ji)前(qian)面板上(shang)啟(qi)動(dong)電磁吸(xi)盤(pan)(如果(guo)工件(jian)較小,機(ji)(ji)(ji)頭放在地面上(shang)則(ze)不需要啟(qi)動(dong),反之則(ze)必須要啟(qi)動(dong))吸(xi)盤(pan)啟(qi)動(dong),指示(shi)燈(deng)會(hui)亮起。
4、依次開啟(qi)主機(ji)面(mian)板上的工作按(an)(an)鈕、運作按(an)(an)鈕、進程按(an)(an)鈕,此時設備開始工作。取(qu)斷絲錐(zhui)機(ji)取(qu)出斷絲錐(zhui)的速(su)度較快,一分鐘取(qu)出一毫(hao)米。取(qu)出后關閉可以(yi)從后往前依次按(an)(an)下去。