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JP2023132013A |
To provide a technique capable of determining preheating completion of a slab accurately in hot scarf processing of the slab, improving the slab quality and saving the labor of an operator in the hot scarf processing.A slab preheating de...
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JP7347403B2 |
To provide a method of cutting edge refuse of a metal plate produced by cutting in a longitudinal direction of the metal plate at the same time with the cutting in a longitudinal direction of the metal plate at the same time with the cut...
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JP7336131B2 |
To safely and surely cut a material having a curved surface at low cost.A gas cutting device includes a cutting nozzle 11 and a valve mechanism 13 that controls blow out of gas from the cutting nozzle 11, in which the cutting nozzle 11 h...
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JP2023114443A |
To provide a cutting device which enables further reduction of influence on an environment and enables easy handling.A cutting device includes: a cutting torch 11 for cutting a cut object; and a supply hose 18 for supplying at least a fu...
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JP7322867B2 |
To provide a metal cutter which can enhance the efficiency of automatic metal cutting, a metal cutting method and a manufacturing method of a metal forming material.A metal cutter is constituted by comprising a support member for support...
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JP2023107163A |
To provide a demolition method of a cylindrical tower body capable of reducing a workload of operators after dismount and capable of reducing a work period.A demolition method of a cylindrical tower body comprises: a cutting line install...
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JP7319672B2 |
To provide a gas cutting device for a steel plate capable of managing a gap between a travel frame and a rail.A gas cutting device 100 for a steel plate comprises: a travel frame 10 arranged above a cutting object steel plate S along a w...
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JP7315823B2 |
To provide a steel material for gas cutting which is excellent in peelability of an oxide film after gas cutting and hardly produces slag.A steel material is used in applications of cutting with a gas cutting machine which simultaneously...
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JP7314922B2 |
To inhibit occurrence of gouges on a cut surface effortlessly.A cutting device 1 cuts a metal material placed on a surface plate 2 formed by plate members 2a which are arranged at intervals and has: a cutting torch 10 which thermally cut...
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JP7304625B2 |
To provide an automatic cutting system of edges and edge debris of a steel plate which can automatically cut the edges and edge debris of a steel plate.An automatic cutting system 100 is provided that comprises: a traveling frame 10 arra...
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JP7300244B2 |
To optimize a processing condition by monitoring a processing state of a work in a real-time manner and providing feedback on the processing state.A processing method for processing a work by burning it includes: receiving light that is ...
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JP2023087779A |
To automatically carve out a product from a metal material without a manual operation by preventing cutting of the metal material from being inhibited even when irregular patterns are present on the end surface of the metal material to b...
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JP2023056094A |
To provide a cutting device and an abnormality determination method for heat cutting that can automatically determine cutting abnormality with precision without gathering data in normal cutting in advance.There is provided a cutting devi...
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JP7257095B1 |
Kind Code: A1 The present invention provides a CO2To provide a blowpipe that can reduce the amount of generated. A blowpipe according to one aspect of the present invention is a blowpipe for fusing an object using a combustible gas conta...
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JP7256392B2 |
To provide a steel product scarfing method enabling a steel product surface to be stably and uniformly scarfed at shallow scarfed depth.A steel product scarfing method comprises: a preheating step of spraying combustible gas and oxygen o...
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JP7252450B2 |
To provide a method for manufacturing a steel material which is excellent in peelability of an oxide film after gas cutting and hardly produces slag.There is provided a method for manufacturing a steel material by simultaneously spraying...
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JP7227644B2 |
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JP2023020367A |
To provide an upper preheating block extension for a scarf unit from which an orifice plug is easily removable, the scarf unit, and an assembly method for the same.An upper preheating block extension for a scarf unit which scarfs an obje...
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JP2023014706A |
To provide an object cutting device which can further reduce environmental influences.An object cutting device comprises: a cutting torch 11 for cutting a structure 32 that can be used while being held by hand; a supply hose 18 for suppl...
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JP7204243B2 |
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JP7173324B2 |
An object is to provide a gas cutting method for cutting a steel material and a steel material producing method in which, of steel materials arranged in proximity, a steel material to be cut can be efficiently cut without damaging anothe...
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JP7170159B1 |
Kind Code: A1 The present invention provides a CO2The purpose is to provide a combustible gas that can reduce the amount of gas generated. A combustible gas according to one aspect of the present invention is a combustible gas used as co...
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JP2022167019A |
To provide a scarfing method for a steel material that can stably scarf a surface of a steel material making scarfing depth shallow and uniform.In a scarfing method for a steel material, in a scarfing step of spraying oxygen for scarfing...
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JP2022167018A |
To provide a scarfing method for a steel material that can stably scarf a surface of a steel material making scarfing depth shallow and uniform.A scarfing method for a steel material comprises: a preheating step of spraying flammable gas...
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JP2022167017A |
To provide a scarfing method for a steel material that can stably scarf a surface of a steel material making scarfing depth shallow and uniform.A scarfing method for a steel material, scarfs a surface of the steel material using a scarfe...
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JP7156122B2 |
To provide a scarfing method for a scarfing target material enabling scarfing quantity to be accurately controlled.The scarfing method for a scarfing target material is provided that includes: a predicted scarfing quantity calculation st...
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JP2022131195A |
To shorten a preheating time when piercing a steel plate.According to a method for piercing a steel plate by a gas cutting tip in which a plurality of preheating gas jetting holes around a cutting oxygen spout located at a center, a tip ...
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JP7129752B2 |
To provide a gas cutting fuel gas that allows highly efficient cutting without impairing cutting performance.A gas cutting fuel gas contains hydrogen and propylene, where content of the propylene is more than 10 vol.% and 30 vol.% or les...
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JP2022118817A |
To provide a method and a device for scarfing a steel billet, which can stably scarf the surface of a steel material with a shallow depth uniformly.The method and the device for scarfing a steel billet, which scarf the surface of the ste...
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JP7118008B2 |
The invention relates to an oxy-fuel torch (10) comprising a handle (9) by which the torch (10) can be manipulated, at least two gas channels arranged through said handle (9) for conveying at least a flow of fuel gas and a flow of oxidiz...
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JP2022103596A |
To provide a thermal shock resistant member sufficiently exhibiting mechanical strength and thermal shock resistance of ZTA.A thermal shock resistant member according to the present disclosure comprises a ceramic containing aluminum oxid...
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JP2022099679A |
To provide a cutter machine capable of easily performing adequate demolition work even through remote operation.There is provided a cutter machine 10 for cutting a structure off. The cutter machine comprises a fixation device 14 which is...
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JP7087204B2 |
A high current contact is disclosed having a contact pin for insertion into the high-current socket having a plurality of contact segments that are slotted in a radial direction for contacting an inner contact surface of the high-current...
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JP2022082982A |
To provide a scraper that can precisely scrape off a welded deposit, without sliding a cutting edge.A scraper 1 comprises a cutting part 2 in a flat blade shape provided at a tip side of the scraper, a striking part 3 provided at a rear ...
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JP2022076514A |
To provide a slag receiving jig which can reliably receive slag occurring when a pipe process machine performs processing, such as fusion, to a processed pipe while rotating the processed pipe, and more preferably, to provide a slag rece...
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JP7070140B2 |
To provide a cast piece scarfing device capable of stably scarfing the surface of a cast piece and suppressing generation of large irregularities on the surface of a cast piece after scarfing.In a cast piece scarfing device that includes...
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JP2022063998A |
To provide a scarfing unit and a scarfing apparatus which are more advantageous in terms of costs than a conventional product having a stellite skid, and a hot scarfing method.A scarfing unit has a head, an upper preheating block having ...
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JP7057192B2 |
To reduce an influence of processing heat on control equipment stored in a carriage main body.A travelling carriage A, which travels while being mounted with a cutting torch for cutting a work-piece or a welding torch for welding the wor...
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JP2022061667A |
To provide a gas cutting tip which can effectively mix a fuel gas and a pre-heating oxygen.A tip A has: a cutting oxygen injection port 11 located at a center; a gas injection nozzle 1 having a plurality of fuel gas injection ports 12 wh...
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JP2022051377A |
There is provided a cutting method for a metal material made from a metal element or an alloy containing a metal element as a main component. The cutting method comprises a step of cutting a metal material by melting a cutting region of ...
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JP7043978B2 |
Provided are a method and an apparatus for efficiently and reliably cutting a steel frame. The cutting method includes locating a cutting torch (50) apart from the steel frame held by a holding device (10A) in a direction along a cutting...
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JP7038166B2 |
The present disclosure relates to a carriage for pipe machining, including a carriage configured to travel along an outer circumferential surface of a pipe, and a chain coupled to both ends of the carriage to wrap around the outer circum...
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JP7034474B2 |
To provide a cutting system capable of automatically cutting a deformed steel piece.A cutting system comprises: a cutting burner 4 movable in a direction of cutting deformed steel pieces S1-5 and also movable in a vertical direction; ste...
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JP7017974B2 |
To provide a traveling carriage achieving downsizing by downsizing an operation part of a clutch.In a traveling carriage B, an operation part A of a clutch comprises: a carriage main body 20; a driving shaft 13 arranged at one end part s...
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JP7015974B2 |
To provide a coil pipe pipe end cutting mechanism with high efficiency.A coil pipe pipe end cutting mechanism with high efficiency includes a gas feeding cannula (1). A control device (2) is provided outside the gas feeding cannula (1). ...
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JP7000432B2 |
A system and a method for separating a tubular component is disclosed, which for constructing a supporting structure, having a longitudinal pipe with pipe ends which are open on both sides. The system has a mobile transport module compri...
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JP6980504B2 |
To provide a cutting method and the like for cutting a work-piece while leaving a micro joint, which facilitates cutting of a micro joint in the following process.The cutting method includes: a first processed groove formation step of fo...
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JP6965470B1 |
To provide an automatic welding or fusing device for a pipe capable of appropriately performing welding or fusing along the circumferential direction of the pipe while making a welding or fusing head follow the rotational runout of the p...
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JP6960285B2 |
To provide a positional deviation detecting method and a positional deviation correcting method, and a positional deviation detecting device and a positional deviation correcting device for adjusting a position of a tool which moves alon...
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JP6958228B2 |
To suppress generation of unevenness caused by adhesion prevention of molten slag onto a unit or by generation prevention of insufficient preheating, by reducing dispersion in a width direction of preheating by a hot scarfer.A hot scarfe...
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