
潛孔鉆機的用(yong)途和特點
潛(qian)孔鉆機是(shi)一種沖擊(ji)回轉式鉆機,它的內部結構不同于(yu)普通鑿巖機,鉆頭的前端是(shi)直接連(lian)接的,后(hou)面(mian)是(shi)鉆桿的連(lian)接。下面(mian)跟小編一起(qi)了解一下潛(qian)孔鉆機有(you)什么(me)用途(tu)吧(ba)!
鉆孔機械
有鑿巖鉆(zhan)機(ji)和(he)鉆(zhan)具兩種,鉆(zhan)具有井下鉆(zhan)和(he)露天鉆(zhan)。
①鉆(zhan)孔(kong)機:用于(yu)在中硬以上的(de)(de)(de)巖石上鉆(zhan)孔(kong),直徑20-100mm,深度不超過20米的(de)(de)(de)炮孔(kong)。根據動力源的(de)(de)(de)不同,可分(fen)為風動式(shi)(shi)、內燃式(shi)(shi)、液壓式(shi)(shi)、電(dian)力式(shi)(shi),其(qi)中風動式(shi)(shi)鑿巖機的(de)(de)(de)應用比較廣泛(fan)。
②井下鉆(zhan)機:在鉆(zhan)孔直徑小于150mm的井下炮孔時,除應用鑿巖機外,可選用80-150mm的小直徑潛孔鉆(zhan)。
③開(kai)孔(kong)(kong)(kong)器:根據破(po)碎(sui)(sui)礦(kuang)(kuang)巖(yan)的工作機(ji)(ji)(ji)構,可分(fen)為鋼繩沖(chong)擊(ji)鉆(zhan)(zhan)機(ji)(ji)(ji).潛孔(kong)(kong)(kong)鉆(zhan)(zhan).牙(ya)輪(lun)(lun)鉆(zhan)(zhan)機(ji)(ji)(ji)及旋(xuan)(xuan)轉(zhuan)(zhuan)鉆(zhan)(zhan)機(ji)(ji)(ji)。由于(yu)鋼索沖(chong)擊(ji)鉆(zhan)(zhan)具的效率不高(gao),逐漸被其它鉆(zhan)(zhan)機(ji)(ji)(ji)取代。潛孔(kong)(kong)(kong)鉆(zhan)(zhan)機(ji)(ji)(ji)是(shi)利用(yong)鉆(zhan)(zhan)桿帶動(dong)(dong)(dong)風動(dong)(dong)(dong)激器和(he)鉆(zhan)(zhan)頭一(yi)起旋(xuan)(xuan)轉(zhuan)(zhuan),利用(yong)風動(dong)(dong)(dong)沖(chong)擊(ji)器的活塞(sai)對礦(kuang)(kuang)巖(yan)進行沖(chong)擊(ji),一(yi)般(ban)用(yong)于(yu)中小型(xing)(xing)礦(kuang)(kuang)山鉆(zhan)(zhan)孔(kong)(kong)(kong)直徑80~250mm的炮(pao)孔(kong)(kong)(kong)。齒輪(lun)(lun)鉆(zhan)(zhan)機(ji)(ji)(ji)用(yong)牙(ya)輪(lun)(lun)鉆(zhan)(zhan)頭的碾壓作用(yong)使礦(kuang)(kuang)巖(yan)破(po)碎(sui)(sui),適合(he)在大、中型(xing)(xing)露天(tian)金屬礦(kuang)(kuang)上鉆(zhan)(zhan)出直徑150~440毫(hao)米的孔(kong)(kong)(kong)眼,其工作效率高(gao),勞動(dong)(dong)(dong)強度(du)小,可廣泛用(yong)于(yu)大中型(xing)(xing)露天(tian)金屬礦(kuang)(kuang)。鉆(zhan)(zhan)進(牙(ya)輪(lun)(lun))鉆(zhan)(zhan)具由沖(chong)孔(kong)(kong)(kong)器(或鉆(zhan)(zhan)頭).旋(xuan)(xuan)轉(zhuan)(zhuan)機(ji)(ji)(ji)構.提(ti)升(sheng)機(ji)(ji)(ji)構.加壓裝置(zhi).行走機(ji)(ji)(ji)構.排渣(zha)系(xi)統.鉆(zhan)(zhan)架和(he)鉆(zhan)(zhan)桿組成。旋(xuan)(xuan)轉(zhuan)(zhuan)式鉆(zhan)(zhan)機(ji)(ji)(ji)適合(he)于(yu)開(kai)采軟(ruan)質礦(kuang)(kuang)石和(he)煤炭(tan)。
以上就是小編對潛(qian)孔鉆機的(de)用途和特點的(de)相關內容介紹。