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28 2019/11

頂  鉆桿鉗的操作程序是怎樣的？

鉆桿鉗操作規程：把閘閥開(kai)到(dao)(dao)很(hen)大口徑。手(shou)(shou)(shou)輪順時(shi)(shi)(shi)針轉(zhuan)動(dong)(dong)(dong)進(jin)(jin)刀(dao)，當(dang)中心鉆（鉆頭(tou)）頂(ding)住主管時(shi)(shi)(shi)，手(shou)(shou)(shou)輪反(fan)(fan)轉(zhuan)半圈(quan)（防止打(da)刀(dao)）。啟動(dong)(dong)(dong)電機，順時(shi)(shi)(shi)針方(fang)向緩(huan)慢(man)轉(zhuan)動(dong)(dong)(dong)手(shou)(shou)(shou)輪給刀(dao)，手(shou)(shou)(shou)感鉆穿管壁(bi)后(hou)(hou)切(qie)(qie)斷電源。斷電后(hou)(hou)，可手(shou)(shou)(shou)動(dong)(dong)(dong)進(jin)(jin)刀(dao)，表示(shi)已鉆通。鉆桿大鉗順時(shi)(shi)(shi)針轉(zhuan)動(dong)(dong)(dong)手(shou)(shou)(shou)輪進(jin)(jin)刀(dao)，桶刀(dao)碰到(dao)(dao)管壁(bi)時(shi)(shi)(shi)反(fan)(fan)轉(zhuan)半圈(quan)（防止打(da)刀(dao)）。再(zai)次啟動(dong)(dong)(dong)電機，順時(shi)(shi)(shi)針方(fang)向慢(man)慢(man)轉(zhuan)動(dong)(dong)(dong)手(shou)(shou)(shou)輪給刀(dao)。桶刀(dao)切(qie)(qie)斷管壁(bi)后(hou)(hou)，切(qie)(qie)斷電源。切(qie)(qie)斷電源后(hou)(hou)，如果手(shou)(shou)(shou)動(dong)(dong)(dong)進(jin)(jin)刀(dao)時(shi)(shi)(shi)手(shou)(shou)(shou)輪不轉(zhuan)動(dong)(dong)(dong)，則(ze)表示(shi)切(qie)(qie)割(ge)未(wei)完成。需要將手(shou)(shou)(shou)輪反(fan)(fan)轉(zhuan)半圈(quan)，重新(xin)啟動(dong)(dong)(dong)電機，然后(hou)(hou)繼續緩(huan)慢(man)進(jin)(jin)給刀(dao)具。當(dang)電機切(qie)(qie)斷電源時(shi)(shi)(shi)，手(shou)(shou)(shou)輪可以轉(zhuan)動(dong)(dong)(dong)進(jin)(jin)刀(dao)，表示(shi)孔的切(qie)(qie)割(ge)已經完成。

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