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11. 发明申请

US20110146846A1 METHOD FOR CUTTING WITH GAS AND APPARATUS FOR CUTTING WITH GAS 有权
标题翻译：用于切割气体的方法和用于切割气体的装置
公开(公告)号：US20110146846A1
公开(公告)日：2011-06-23
申请号：US13060843
申请日：2009-08-19
申请人： Masayuki Nagahori , Hirotaka Kamikihara , Takashi Takeda , Toyoyuki Sato , Yasuyuki Yamamoto , Takashi Kato
发明人： Masayuki Nagahori , Hirotaka Kamikihara , Takashi Takeda , Toyoyuki Sato , Yasuyuki Yamamoto , Takashi Kato
IPC分类号： B23K7/00 , B23K7/06
CPC分类号： F23D14/42 , B23K7/008 , F23C2900/9901 , F23D14/32 , F23K5/007 , F23K2401/201 , F23K2900/05004 , F23N3/005 , F23N2037/08 , F23N2041/11
摘要： The object of the present invention is to provide a method for cutting with gas which uses a cutting tip including a preheating hole for forming a preheating flame with a fuel gas and an oxygen gas for preheating, and an oxygen gas hole for cutting a workpiece by injecting oxygen gas for cutting, and which can decrease an amount of hydrogen gas used by supply a fuel gas to the preheating hole, which is appropriate in both heating and cutting the workpiece, and an apparatus for cutting with gas, and the present invention provides an apparatus for cutting with gas (30) which supplies an oxygen gas, and a fuel gas to a cutting tip (20) including a preheating hole (23) and an oxygen gas hole for cutting (22), wherein the apparatus (30) includes a supply circuit for oxygen gas (50), a supply circuit for hydrogen gas (41), a supply circuit for hydrocarbon-based gas (45), and a gas supply control means (60), and the gas supply control means (60) can alter a ratio of the hydrogen gas and the hydrocarbon-based gas which are supplied to the preheating hole in a case of heating the workpiece and a case of cutting the workpiece.
摘要翻译：本发明的目的是提供一种使用包括用于形成预热火焰的预热孔的切割尖端的燃料气体和氧气用于预热的气体切割方法，以及用于切割工件的氧气孔注入用于切割的氧气，并且通过在加热和切割工件时适合于预热孔中的燃料气体供给所使用的氢气量以及用气体切割的设备，本发明提供一种用于向供给氧气的气体（30）进行切割的装置和向包括预热孔（23）和用于切割的氧气孔（22）的切割尖端（20）进行切割的燃料气体，其中，所述装置（30）包括氧气供给回路（50），氢气供给回路（41），烃类气体供给回路（45）以及气体供给控制单元（60），气体供给控制单元 60）可以改变氢气和h的比例在加热工件的情况下供给预热孔的基于碳基的气体和切割工件的情况。

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