CN105983797A - Arc planing and cutting system and arc planing and cutting bar thereof - Google Patents
Arc planing and cutting system and arc planing and cutting bar thereof Download PDFInfo
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- CN105983797A CN105983797A CN201510061773.5A CN201510061773A CN105983797A CN 105983797 A CN105983797 A CN 105983797A CN 201510061773 A CN201510061773 A CN 201510061773A CN 105983797 A CN105983797 A CN 105983797A
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- core wire
- electric arc
- gas
- cuts
- plane
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Abstract
The invention aims to provide an arc planning and cutting system and an arc planning and cutting bar thereof. A planning and cutting force of the arc planning and cutting bar can be promoted. In order to achieve the purpose, the arc planning and cutting bar comprises a core wire and a coating, wherein the core wire has a holding end and a part coated with the coating. The arc planning and cutting bar is characterized in that the core wire is provided with a gas inlet and a gas path, wherein the gas inlet is located at the holding end and the gas path extends to the tail end of the core wire along the center of the core wire.
Description
Technical field
The present invention relates to plane cut system and electric arc plane cut bar.
Background technology
Electric arc plane cuts bar and is coated with the confession channeling of coating, incisory electrode, is made up of coating and metal-cored two parts,
Its profile is the same with common welding rod, but the Main Function that its core wire is during plane cuts is conduction electric current and produces electricity
Arc blowing force, and do not fuse with base metal, the Main Function of its coating is: utilizes physical reaction to generate heat and accelerates
Metal molten, improves the stability of arc burning, and the strong air flow that gas-forming agent is released is for blowing down the source of the gas of fusing metal.
When plane cuts, plane cuts bar and produces gas discharge by core wire with absorption surface and form electric arc, owing to containing relatively in coating
Many gas-forming agent compositions, coating sleeve that bar end formed is longer to make plane cut, i.e. the distance of core wire and mother metal contact point
Longer than general welding rod.(author Luo Chunxin) is delivered on periodical " electric welding machine " phase July the 29th in 1999
" the state of (author Ren Xinhai) is delivered on " electric arc plane cut article ", periodical " solder technology " the 2nd phase in 1994
Produce electric arc plane and cut operating feature and the purposes of bar " this is described later in detail.
Electric arc plane cuts bar, and to can be used for carbon steel, ordinary low-alloy steel, stainless steel, cast iron, copper and antifriction alloy etc. multiple
The channeling of metal, back chipping, removing weld defect and thickness are less than the sheet material of 10mm, the cutting of tubing.Electric arc
Plane cuts bar compared with carbon arc air gouging, and mother metal surface dig, cut is little without obvious carburetting, noise, without toxic fumes.
In plane cuts, plane cuts the gas that the generation of power relies on core wire electric arc and coating to produce, and the power of welding arc is owing to being subject to
The restriction of out-put supply will not be very strong, and the power of the gas that coating is produced after thermal excitation is also limited, therefore can only be to thickness
The sheet material less than 10mm for the degree acts on.
Content of the invention
It is an object of the invention to provide a kind of electric arc plane and cut system and electric arc plane cuts bar, electric arc therein plane cuts bar
The plane power of cutting can get a promotion.
Electric arc for realizing described purpose digs and cuts bar, including core wire and coating, described core wire have bare terminal end and by
The part of described coating parcel, is characterized in that described core wire has the gas access being positioned at described bare terminal end, and oneself
Described gas access extends to the gas passage of the end of described core wire along the center of described core wire.
Described electric arc plane cuts bar, its further feature be described gas access be positioned at described bare terminal end end face or
Side.
Described electric arc plane cuts bar, and its further feature is the profile that the appearance and size of described core wire is standard core wire
Size.
Electric arc for realizing described purpose digs and cuts system, including bonding machine and the electric arc plane being arranged on bonding machine cut
Bar, electric arc plane cuts bar, including core wire and coating, described core wire has bare terminal end and the portion wrapped up by described coating
Point, it is characterised in that also including compression gas suppling device, described core wire has and is positioned at the gas of described bare terminal end and enters
Mouth, and extend to the gas passage of the end of described core wire, institute along the center of described core wire from described gas access
State compression gas suppling device identical with described gas access by gas piping, when described electric arc plane cuts bar work
Compressed gas supplying, makes plane strongly spray when cutting the described coating arc burning of bar, to improve the plane that electric arc plane cuts bar
Cut power.
Described electric arc plane cuts system, and its further feature is the end face that described gas access is positioned at described bare terminal end
Or side.
Described electric arc plane cuts system, its further feature be the appearance and size of described core wire be outside standard core wire
Shape size.
Described electric arc plane cuts system, its further feature be described compressed gas be compressed air or other gas
Body.
Described electric arc plane cuts system, its further feature be described gas passage be shaped as arbitrary shape.
Described electric arc plane cuts system, its further feature be described bonding machine be direct current or AC welder.
The present invention is to cut at common planning to be provided with gas passage in the middle of bar core wire, when plane cuts bar burning, is passed through compression
Gas, the entrance of a large amount of gases makes plane cut bar coating combustion reaction more fully, and the electric arc of generation is more strong, spray
Power of penetrating strengthens at double, machined described gas passage at core wire center, such arc column center is higher than its peripheral temperature,
Conduct electricity very well, complied with electric current and naturally tended to the principle at arc column center.
Brief description
The above and other features of the present invention, character and advantage by by below in conjunction with the accompanying drawings with embodiment
Describe and become readily apparent from, wherein:
Fig. 1 is the sectional view that in one embodiment of the invention, electric arc plane cuts bar.
Detailed description of the invention
Below in conjunction with specific embodiments and the drawings, the invention will be further described, elaborates more in the following description
Many details in order to fully understand the present invention, but the present invention obviously can with multiple be different from this describe other
Mode is implemented, and those skilled in the art can be according to practical situations in the case of without prejudice to intension of the present invention
Make similar popularization, deduce, therefore should not limit the scope of the invention with the content of this specific embodiment.
In Fig. 1, core wire 2 shows not over the mode filling hatching, but so readily apparent recognizes
Electric arc plane cuts the structure of bar, and in the embodiment shown in fig. 1, electric arc plane cuts bar and includes core wire 2 and coating 1,
The right-hand member of core wire 2 is bare terminal end 22, exposed outside, can be clamped by the clamping device of bonding machine.Core wire 2
That one end i.e. for producing electric arc of end be positioned at left end in figure.Core wire 2 has the side being positioned at bare terminal end 22
Gas access 23 and the gas of end extending to core wire 2 from gas access 23 along the center of core wire 2
Path 21.In addition to gas access the 23rd, gas passage 21, core wire 2 is as standard core wire, including outside it
Shape size, material, such as its material can be mild steel, its a diameter of 3mm, but are not limited to this, it is also possible to
Different from standard core wire.The material of coating 1 also can use existing material, utilizes physical reaction to generate heat
Accelerating metal molten, improving the stability of arc burning, the strong air flow that gas-forming agent is released is for blowing down fusing metal
Source of the gas.
The shape of gas access 23 can be circular or other shapes, and the transverse shape of gas passage 21 is also
Can be circular or arbitrary shape, even the smoothness of the inner wall surface of gas passage 21 be also not necessarily with too high
Require, can be manufactured by casting or other technique.
Although figure is shown without bonding machine and compression gas suppling device, but it is understood that, such as Fig. 1 institute
The electric arc plane showing cuts bar and is arranged on bonding machine as conventional welding rod, and bonding machine can be exchange or direct current weldering
Picking, its arc voltage is about 45-57 volt, and plane cuts electric current and is about 150-200 peace times.Compressed gas
Feeding mechanism is sealably coupled to gas access 23 by gas piping, and operationally, electric arc plane cuts bar and indulges along soldering turret
To clamping, after lighting electric arc, introduce compressed gas by gas passage 21, plane cut the coating 1 of bar lasting,
Strongly spraying during arc burning in the gas of design flow, the amount of gas pressure of compressed gas is the bigger the better within the specific limits,
It is limited not blow electric arc.Compressed gas can be compressed air or argon gas or other gas.
Electric arc plane as shown in Figure 1 cuts bar and can design according to the profile of standard, manufacture, and its plane cuts power
Being improved, in an experiment of inventor, the electric arc plane as shown in Figure 1 for a diameter of 3mm cuts bar
The general steel plate that can be 30mm thickness with shearing thickness, moreover, the amount that the electric arc plane of burning cuts bar also subtracts
Few, i.e. plane cuts efficiency and is also improved.
Electric arc plane in Fig. 1 cuts bar and introduces compressed gas by increasing gas passage 21, strengthens the blowing force of electric arc,
Reaching efficiently to dig to cut, raising labour productivity, be avoided that generation plane cuts power little, slag residual is blown down net, impact
Later stage welding quality, the limited shortcoming of range affects the defects such as operating efficiency.The electric arc plane of Fig. 1 cuts bar tool
Having common planning to cut the same use function of bar, same hand plane cuts mode of operation, same flexible operation, uses
Convenient.Owing to machined gas passage 21, increase plane and cut blowing force so that operating efficiency significantly improves, shorten
Activity duration, certain electric energy and welding material can be saved.Its scope of application includes being not limited to aftermentioned situation.
1st, it is applicable to the welding bevels such as cast iron.When cast iron welding, generally require bevel, i.e. at workpiece table
Face plane cuts open groove or processes workpiece bevel, if using common planning to cut bar bevel, due to plane, to cut blowing force little,
The groove that often plane cuts open out is shallower, and the fusion penetration of welding is also shallower, and intensity is not high.Owing to present invention plane cuts bar processing
Gas passage, increases plane and cuts blowing force so that bevel is easier to, and in hgher efficiency, quality significantly improves.Its
Advantage has:
(1), owing to core wire machined gas passage, when plane cuts operation, gas creates bigger blowing force, produces effect
Rate significantly improves；
(2), once can dig the degree of depth cut to significantly improve, for should not hot-working cast iron materials repeatedly, can avoid
Because plane cuts shallow and hot-working repeatedly, it is to avoid produce new defect；
(3), owing to gas blowing force is big, the slag that plane cuts generation blows down clean, and follow-up welding reprocessing polishing is gone
The work of removing oxide layer significantly reduces even to be avoided, and improves welding quality；
(4), plane cuts blowing force increase, operates more convenient；
(5), plane cuts the raising of efficiency also makes cast iron heated time reduce, Quality advance at the groove after processing,
Thus avoid the generation of HOT CRACK FOR WELDING P and cold crack.
2nd, it is applicable to plane when engineering structure is installed or transformed to cut.When engineering structure is installed or transforms, often need
Various cutting is carried out to workpiece.Owing to this plane cuts bar blowing force greatly, efficiency is high, very applicable this condition of work, it
There is oxygen-acetylene cutting or the feature that do not has of plasma cut:
(1), an electric welding machine is only needed, a tracheae, equipment is simple, and multi-functional, i.e. solderable also can plane is cut,
Avoid use large number quipments；
(2), the cutting of relative oxygen acetylene and plasma cut, it is small and exquisite flexibly that this plane cuts bar, can multi-angle, entirely
Position plane cuts, and is suitable for various complex environments；
(3) can dig in water and cut, such as water pipe plane cuts off disconnected, perforate etc..New planing cuts bar according to its feature
Can play a significant role at industry fields such as machine-building, construction and installation, maintenances of equipment.
Although the present invention is open as above with preferred embodiment, but it is not for limiting the present invention, any this area
Technical staff without departing from the spirit and scope of the present invention, can make possible variation and modification.Unless
Defined otherwise, otherwise all technical terms used herein have the ordinary skill cutting field with electric arc plane
The identical implication that personnel are generally understood.Ad hoc approach, device and material described in subject application, but with
Method specifically described herein any method similar or of equal value with material and material can be in the practices of this technology
Use.Although in considerable detail and being carried out the embodiment of description technique by explanation, but described explanation only being used
It in being expressly understood, and is not intended to limit.Various term is used to pass on to this technology in the de-scription
Understand, it should be appreciated that the implication of described various terms extend to the common languages of various term or grammatical variants or
Form.It will also be appreciated that when term refers to device or equipment, described term or name are referred to as the example in the present age
And provide, and this technical step is not limited by described literal scope.The term wherein introducing will be understood as
By term description in the present age now, the term of described introducing can be reasonably understood that as term in the present age or term in the present age
The derivative of the system subset name being comprised.Additionally, in the case of without departing from the scope of disclosed technology,
Any one or more features of any embodiment of technology can any embodiment with technology any
Other combinations of features one or more.Further, it should be appreciated that this technology is not limited to for illustration
The embodiment illustrating, but this technology only is understood by the fair of present application for patent appended claims
Definition, including the equal authenticity of the gamut that each element of this technology is entitled to.
Claims (9)
1. electric arc plane cuts bar, including core wire and coating, described core wire has bare terminal end and wrapped up by described coating
Part, it is characterised in that described core wire has the gas access being positioned at described bare terminal end, and from described gas access
Extend to the gas passage of the end of described core wire along the center of described core wire.
2. electric arc plane as claimed in claim 1 cuts bar, it is characterised in that described gas access is positioned at described clamping
The end face of end or side.
3. electric arc plane as claimed in claim 1 cuts bar, it is characterised in that the appearance and size of described core wire is standard
The appearance and size of core wire.
4. electric arc plane cuts system, including bonding machine and the electric arc plane being arranged on bonding machine cut bar, electric arc plane cuts bar,
Including core wire and coating, described core wire has bare terminal end and the part wrapped up by described coating, it is characterised in that also
Including compression gas suppling device, described core wire has the gas access being positioned at described bare terminal end, and from described gas
Body enters the gas passage that the center of core wire described in opening's edge extends to the end of described core wire, and described compressed gas supply fills
Put by gas piping identical with described gas access, the compressed gas supplying when described electric arc plane cuts bar work, make
Plane sprays when cutting the described coating arc burning of bar strongly, cuts the plane of bar cut power to improve electric arc plane.
5. electric arc plane as claimed in claim 4 cuts system, it is characterised in that described gas access is positioned at described folder
Hold end face or the side of end.
6. electric arc plane as claimed in claim 4 cuts system, it is characterised in that the appearance and size of described core wire is mark
The appearance and size of quasi-core wire.
7. electric arc plane as claimed in claim 4 cuts system, it is characterised in that described compressed gas is compressed air
Or other gases.
8. electric arc plane as claimed in claim 4 cuts system, it is characterised in that being shaped as of described gas passage is appointed
Meaning shape.
9. electric arc plane as claimed in claim 4 cuts system, it is characterised in that described bonding machine is direct current or exchange
Bonding machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510061773.5A CN105983797A (en) | 2015-02-06 | 2015-02-06 | Arc planing and cutting system and arc planing and cutting bar thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510061773.5A CN105983797A (en) | 2015-02-06 | 2015-02-06 | Arc planing and cutting system and arc planing and cutting bar thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105983797A true CN105983797A (en) | 2016-10-05 |
Family
ID=57036344
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510061773.5A Pending CN105983797A (en) | 2015-02-06 | 2015-02-06 | Arc planing and cutting system and arc planing and cutting bar thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105983797A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113695790A (en) * | 2021-08-31 | 2021-11-26 | 西安交通大学 | Double-layer coating for arc planing and cutting strip and preparation method thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2327343A1 (en) * | 1973-05-29 | 1974-12-12 | Messer Griesheim Gmbh | Flame cutting non-conducting materials - using direct current arc with current flowing in outer casing of torch |
| CN2500421Y (en) * | 2001-08-18 | 2002-07-17 | 覃启星 | Electric welding rod for gas cutting |
| CN101780576A (en) * | 2010-02-10 | 2010-07-21 | 李越 | Large cylindrical welding structure flame automatic air gouging method and special device |
| CN101934436A (en) * | 2010-09-07 | 2011-01-05 | 常州利亚焊材有限公司 | Efficient welding rod |
| CN201862930U (en) * | 2010-04-02 | 2011-06-15 | 刘保全 | Easy arc striking welding rod |
| CN204449681U (en) * | 2015-02-06 | 2015-07-08 | 昆山钞票纸业有限公司 | Electric arc plane cuts system and electric arc plane cuts bar |
-
2015
- 2015-02-06 CN CN201510061773.5A patent/CN105983797A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2327343A1 (en) * | 1973-05-29 | 1974-12-12 | Messer Griesheim Gmbh | Flame cutting non-conducting materials - using direct current arc with current flowing in outer casing of torch |
| CN2500421Y (en) * | 2001-08-18 | 2002-07-17 | 覃启星 | Electric welding rod for gas cutting |
| CN101780576A (en) * | 2010-02-10 | 2010-07-21 | 李越 | Large cylindrical welding structure flame automatic air gouging method and special device |
| CN201862930U (en) * | 2010-04-02 | 2011-06-15 | 刘保全 | Easy arc striking welding rod |
| CN101934436A (en) * | 2010-09-07 | 2011-01-05 | 常州利亚焊材有限公司 | Efficient welding rod |
| CN204449681U (en) * | 2015-02-06 | 2015-07-08 | 昆山钞票纸业有限公司 | Electric arc plane cuts system and electric arc plane cuts bar |
Non-Patent Citations (1)
| Title |
|---|
| 梁桂芳: "《切割技术手册》", 31 March 1997, 机械工业出版社 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113695790A (en) * | 2021-08-31 | 2021-11-26 | 西安交通大学 | Double-layer coating for arc planing and cutting strip and preparation method thereof |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20161005 |
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| RJ01 | Rejection of invention patent application after publication |