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質量保障 精益求精

Quality assurance and continuous improvement
  • 產品(pin)名稱(cheng): 河北點焊機
  • 產品分類: 點焊機系列(lie)
  • 聯系方式:
  • 公(gong)司名稱: 山(shan)東(dong)億寶焊接設備(bei)有限公司(si)
  • 公司地址:臨(lin)沂市郯城縣紅(hong)花鎮渠溝村88號
  • 添加時(shi)間: 21/02/01
產品詳情
點(dian)焊機系(xi)采用雙面雙點(dian)過流焊接的原(yuan)理,工(gong)作時兩個電(dian)(dian)(dian)極(ji)加壓工(gong)件(jian)使(shi)兩層(ceng)金屬(shu)在兩電(dian)(dian)(dian)極(ji)的壓力(li)下形成一定的接觸電(dian)(dian)(dian)阻,而焊接電(dian)(dian)(dian)流從一電(dian)(dian)(dian)極(ji)流經另(ling)(ling)一電(dian)(dian)(dian)極(ji)時在兩接觸電(dian)(dian)(dian)阻點(dian)形成瞬(shun)間的熱熔接,且焊接電(dian)(dian)(dian)流瞬(shun)間從另(ling)(ling)一電(dian)(dian)(dian)極(ji)沿兩工(gong)件(jian)流至此電(dian)(dian)(dian)極(ji)形成回路,并(bing)且不會傷(shang)及(ji)被焊工(gong)件(jian)的內部結構。
  點(dian)焊(han)機按(an)(an)照(zhao)用(yong)途分(fen)(fen),有(you)(you)(you)萬能式(shi)(通用(yong)式(shi))、專用(yong)式(shi);按(an)(an)照(zhao)同時焊(han)接的(de)焊(han)點(dian)數目分(fen)(fen),有(you)(you)(you)單點(dian)式(shi)、雙點(dian)式(shi)、多(duo)點(dian)式(shi);按(an)(an)照(zhao)導電(dian)(dian)方式(shi)分(fen)(fen),有(you)(you)(you)單側(ce)的(de)、雙側(ce)的(de);按(an)(an)照(zhao)加壓(ya)機構的(de)傳動(dong)方式(shi)分(fen)(fen),有(you)(you)(you)腳踏式(shi)、電(dian)(dian)動(dong)機-凸(tu)輪式(shi)、氣壓(ya)式(shi)、液壓(ya)式(shi)、復合(he)式(shi)(氣液壓(ya)合(he)式(shi));按(an)(an)照(zhao)運(yun)轉的(de)特(te)性分(fen)(fen),有(you)(you)(you)非(fei)自(zi)(zi)動(dong)化、自(zi)(zi)動(dong)化;按(an)(an)照(zhao)安(an)裝的(de)方法分(fen)(fen),有(you)(you)(you)固定式(shi),移(yi)動(dong)式(shi)或輕便式(shi)(懸掛(gua)式(shi));按(an)(an)照(zhao)焊(han)機的(de)活動(dong)電(dian)(dian)極(普通是(shi)上(shang)電(dian)(dian)極)的(de)移(yi)動(dong)方向(xiang)分(fen)(fen),有(you)(you)(you)垂直(zhi)行程(電(dian)(dian)極作直(zhi)線運(yun)動(dong))、圓(yuan)弧行程;按(an)(an)照(zhao)電(dian)(dian)能的(de)供給方式(shi)分(fen)(fen),有(you)(you)(you)工頻焊(han)機(采用(yong)50赫茲(zi)交(jiao)流電(dian)(dian)源)、脈(mo)沖焊(han)機(直(zhi)流脈(mo)沖焊(han)機、儲能焊(han)機等(deng))、變頻焊(han)機(如低頻焊(han)機)。
  當工(gong)件和(he)電(dian)(dian)(dian)極一(yi)定(ding)時,工(gong)件的(de)(de)(de)電(dian)(dian)(dian)阻取(qu)決與(yu)它(ta)的(de)(de)(de)電(dian)(dian)(dian)阻率。因此,電(dian)(dian)(dian)阻率是被焊材(cai)料的(de)(de)(de)重要性(xing)(xing)能。電(dian)(dian)(dian)阻率高的(de)(de)(de)金(jin)屬其導電(dian)(dian)(dian)性(xing)(xing)差(cha)(如(ru)不銹鋼(gang)(gang))電(dian)(dian)(dian)阻率低的(de)(de)(de)金(jin)屬其導電(dian)(dian)(dian)性(xing)(xing)好(hao)(如(ru)鋁(lv)合金(jin))。因此,點(dian)焊不銹鋼(gang)(gang)時產熱(re)易(yi)而散熱(re)難,點(dian)焊鋁(lv)合金(jin)時產熱(re)難而散熱(re)易(yi)。點(dian)焊時,前者可用較小電(dian)(dian)(dian)流(liu)(幾千安(an)培),而后(hou)者就用很大電(dian)(dian)(dian)流(liu)(幾萬安(an)培)。電(dian)(dian)(dian)阻率不僅取(qu)決與(yu)金(jin)屬種類,還(huan)與(yu)金(jin)屬的(de)(de)(de)熱(re)處理(li)狀態、加工(gong)方(fang)式及溫度(du)有關(guan)。
  為(wei)了(le)保證熔核尺(chi)寸和(he)(he)焊點(dian)強度(du)(du),焊接(jie)時間(jian)(jian)與焊接(jie)電流(liu)(liu)在一(yi)定范(fan)(fan)圍內可(ke)以(yi)相互補充(chong)。為(wei)了(le)獲得一(yi)定強度(du)(du)的焊點(dian),可(ke)以(yi)采用(yong)大電流(liu)(liu)和(he)(he)短時間(jian)(jian)(強條件,又稱(cheng)(cheng)硬(ying)規(gui)范(fan)(fan)),也(ye)(ye)可(ke)采用(yong)小電流(liu)(liu)和(he)(he)長時間(jian)(jian)(弱條件,也(ye)(ye)稱(cheng)(cheng)軟規(gui)范(fan)(fan))。選用(yong)硬(ying)規(gui)范(fan)(fan)還是軟規(gui)范(fan)(fan),取決于金(jin)屬(shu)的性能(neng)、厚度(du)(du)和(he)(he)所用(yong)焊機(ji)的功率。對于不同性能(neng)和(he)(he)厚度(du)(du)的金(jin)屬(shu)所需的電流(liu)(liu)和(he)(he)時間(jian)(jian),都有一(yi)個上下限,使用(yong)時以(yi)此為(wei)準。
  電(dian)(dian)(dian)極壓力(li)對兩電(dian)(dian)(dian)極間(jian)總電(dian)(dian)(dian)阻R有(you)明顯的影響(xiang)(xiang),隨(sui)著電(dian)(dian)(dian)極壓力(li)的加大(da)(da),R顯著減(jian)(jian)小,而焊(han)(han)接(jie)(jie)電(dian)(dian)(dian)流(liu)加大(da)(da)的幅(fu)度卻不(bu)(bu)大(da)(da),不(bu)(bu)能(neng)影響(xiang)(xiang)因(yin)R減(jian)(jian)小引起的產熱減(jian)(jian)少。因(yin)此,焊(han)(han)點強度總隨(sui)著焊(han)(han)接(jie)(jie)壓力(li)加大(da)(da)而減(jian)(jian)小。解(jie)決的辦法是在加大(da)(da)焊(han)(han)接(jie)(jie)壓力(li)的同時,加大(da)(da)焊(han)(han)接(jie)(jie)電(dian)(dian)(dian)流(liu)。





以上是關于河北點焊機廠家,河北點焊機價格,河北點焊機哪家好的詳細介紹
地區產品: 山東點焊機江蘇點焊機河北點焊機浙江點焊機
更新時間:21/02/01 13:55:02  
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