CN204075478U - The nozzle assembly with concave ring groove of CUT - Google Patents
The nozzle assembly with concave ring groove of CUT Download PDFInfo
- Publication number
- CN204075478U CN204075478U CN201420356200.6U CN201420356200U CN204075478U CN 204075478 U CN204075478 U CN 204075478U CN 201420356200 U CN201420356200 U CN 201420356200U CN 204075478 U CN204075478 U CN 204075478U
- Authority
- CN
- China
- Prior art keywords
- nozzle
- ring groove
- concave ring
- electrode
- cut
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 7
- QZLJNVMRJXHARQ-UHFFFAOYSA-N [Zr].[Cr].[Cu] Chemical compound [Zr].[Cr].[Cu] QZLJNVMRJXHARQ-UHFFFAOYSA-N 0.000 claims description 7
- 229910052802 copper Inorganic materials 0.000 claims description 7
- 239000010949 copper Substances 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 6
- 238000007906 compression Methods 0.000 description 8
- 230000006835 compression Effects 0.000 description 8
- 239000007789 gas Substances 0.000 description 8
- 238000001816 cooling Methods 0.000 description 3
- 238000010891 electric arc Methods 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
Landscapes
- Arc Welding In General (AREA)
- Plasma Technology (AREA)
Abstract
The utility model discloses a kind of nozzle assembly with concave ring groove of CUT, belong to cutting equipment technical field.The nozzle assembly with concave ring groove of a kind of CUT of the present utility model, comprise nozzle and electrode, cavity is provided with in the middle of described nozzle, described electrode is arranged in the cavities, described nozzle inner walls is provided with nozzle concave ring groove, described electrode outer wall is provided with the electrode concave ring groove corresponding with nozzle concave ring groove, and described nozzle concave ring groove and electrode concave ring groove form ring of eddy, and the air inlet bore of this ring of eddy is greater than gas outlet bore.It is simple that the utility model provides a kind of structure, small volume, and design science is reasonable, and cut quality is good, and reliability is high, and easy to use, the electrode that the life-span is long and nozzle.
Description
Technical field
The utility model relates to a kind of nozzle, more particularly, relates to a kind of nozzle assembly with concave ring groove of CUT.
Background technology
Plasma cut is by hf electric arc " decomposition " or ionization by gas, become basic atomic particle, thus generation plasma, the high temperature utilizing the nozzle compression arc of small-bore to be formed in cutting, high speed plasma jet do a kind of processing method that thermal source carries out fusion cutting.Plasma cut coordinate different working gas can cut various oxygen cutting be difficult to cut metal, the cutting effect especially for non-ferrous metal (stainless steel, aluminium, copper, titanium, nickel) is better; When its major advantage is cutting thickness little metal, plasma cutting speeds is fast, and especially when cutting common carbon steel sheet, speed can reach 5 ~ 6 times of oxygen cutting method, and cut surface is bright and clean, and thermal deformation is little, and does not almost have heat affected area.Cutting cutting torch is one of vitals of CUT, and the electrode cut in cutting torch and nozzle are as main building block, their life-span length is directly connected to cut quality and production efficiency, but electrode in existing cutting cutting torch and nozzle mostly the life-span shorter, need frequent replacing, and cutting effect is undesirable, be unfavorable for using.
Summary of the invention
1. the utility model technical problem that will solve
The purpose of this utility model is to overcome in prior art the electrode and the easy loss of nozzle that cut cutting torch, the deficiency that life-span is short, provide a kind of nozzle assembly with concave ring groove of CUT, adopt the technical solution of the utility model, by arranging corresponding concave ring groove in nozzle inner walls and electrode outer wall, Compressed Gas also makes the rotary speed of gas accelerate, and then the rotary speed of plasma-arc is accelerated, electric arc high compression, substantially increase cutting speed and cut quality, also make the cooling velocity of electrode and nozzle accelerate simultaneously, life-span is extended.
2. technical scheme
For achieving the above object, the technical scheme that the utility model provides is:
The nozzle assembly with concave ring groove of a kind of CUT of the present utility model, comprise nozzle and electrode, cavity is provided with in the middle of described nozzle, described electrode is arranged in the cavities, described nozzle inner walls is provided with nozzle concave ring groove, described electrode outer wall is provided with the electrode concave ring groove corresponding with nozzle concave ring groove, and described nozzle concave ring groove and electrode concave ring groove form ring of eddy, and the air inlet bore of this ring of eddy is greater than gas outlet bore.
Further, described nozzle comprises nozzle head and nozzle carrier, and described nozzle head centre position is provided with nozzle bore, and described nozzle carrier bottom is provided with bulge loop.
Further, described nozzle concave ring groove and the shape of electrode concave ring groove are skewed slot or square groove or arc groove.
Further, described nozzle and electrode all adopt chromium zirconium copper or oxygenless copper material to make.
3. beneficial effect
The technical scheme adopting the utility model to provide, compared with existing known technology, has following beneficial effect:
(1) nozzle assembly with concave ring groove of a kind of CUT of the present utility model, its nozzle inner walls is provided with nozzle concave ring groove, electrode outer wall is provided with the electrode concave ring groove corresponding with nozzle concave ring groove, nozzle concave ring groove and electrode concave ring groove form ring of eddy, and the air inlet bore of this ring of eddy is greater than gas outlet bore, so air-flow is from producing eddy current after air inlet enters ring of eddy and expanding compression, the rotary speed of plasma-arc is accelerated, compression arc, substantially increase cutting speed and the cut quality of cutting machine, and the cooling velocity of electrode and nozzle is accelerated, life-span is extended,
(2) nozzle assembly with concave ring groove of a kind of CUT of the present utility model, its nozzle and electrode all adopt chromium zirconium copper and oxygenless copper material to make, have higher intensity and hardness, electric conductivity and thermal conductivity are also better, effectively can improve the serviceability of nozzle and electrode;
(3) nozzle assembly with concave ring groove of a kind of CUT of the present utility model, structure is simple, and design science is reasonable, and working stability, Be very effective, and small volume, reliability is high, easy to use.
Accompanying drawing explanation
Fig. 1 is the cross-sectional view with the nozzle assembly of concave ring groove of CUT in the utility model;
Fig. 2 is the cross-sectional view of nozzle in the utility model.
Label declaration in schematic diagram:
1, nozzle; 11, nozzle concave ring groove; 12, nozzle head; 13, nozzle carrier; 14, bulge loop; 2, electrode; 21, electrode concave ring groove.
Detailed description of the invention
For understanding content of the present utility model further, by reference to the accompanying drawings the utility model is described in detail.
Composition graphs 1 and Fig. 2, the nozzle assembly with concave ring groove of a kind of CUT of the present utility model, comprise nozzle 1 and electrode 2, nozzle 1 and electrode 2 all adopt chromium zirconium copper or oxygenless copper material to make, cavity is provided with in the middle of nozzle 1, electrode 2 arranges in the cavities, nozzle 1 inwall is provided with nozzle concave ring groove 11, electrode 2 outer wall is provided with the electrode concave ring groove 21 corresponding with nozzle concave ring groove 11, nozzle concave ring groove 11 and the shape of electrode concave ring groove 21 can take skewed slot or square groove or arc groove, nozzle concave ring groove 11 and electrode concave ring groove 21 form ring of eddy, and the air inlet bore of this ring of eddy is greater than gas outlet bore.
Below in conjunction with embodiment, the utility model will be further described.
Embodiment
As depicted in figs. 1 and 2, the nozzle assembly with concave ring groove of a kind of CUT of the present embodiment, comprise nozzle 1 and electrode 2, cavity is provided with in the middle of nozzle 1, electrode 2 is arranged in the cavities, and the neck-in of electrode 2, namely electrode 2 arrives the distance of nozzle 1 end face within the scope of 8-11mm, electric arc can be made in nozzle 1 to obtain good compression, and acquisition concentration of energy, the plasma-arc that temperature is high effectively cut; If neck-in is excessive or too small, can cause the serious scaling loss of electrode 2, nozzle 1 burns out and declines with cutting power.
The nozzle 1 of the present embodiment comprises nozzle head 12 and nozzle carrier 13, nozzle head 12 centre position is provided with nozzle bore, arc angling can be processed at the entrance point of nozzle bore, reduce between the inwall at nozzle bore entrance point place and high speed plasma-arc and impact dynamics, thus the speed that raising plasma-arc sprays from nozzle bore, improve cutting efficiency.Nozzle carrier 13 bottom is provided with bulge loop 14, for being connected and fixed with external parts.
Nozzle 1 inwall of the present embodiment is also provided with nozzle concave ring groove 11, electrode 2 outer wall is also provided with the electrode concave ring groove 21 corresponding with nozzle concave ring groove 11, nozzle concave ring groove 11 and electrode concave ring groove 21 form ring of eddy, and the air inlet bore of this ring of eddy is greater than gas outlet bore, so air-flow is from producing eddy current after air inlet enters ring of eddy and expanding compression, the rotary speed of plasma-arc is accelerated, compression arc, substantially increase cutting speed and the cut quality of cutting machine, and the cooling velocity of electrode 2 and nozzle 1 is accelerated, the life-span is extended.Nozzle concave ring groove 11 and the electrode concave ring groove 21 of the present embodiment are the chamber groove caved inward, its shape can adopt skewed slot or square groove or arc groove, concrete nozzle concave ring groove in the present embodiment 11 and the shape of electrode concave ring groove 21 all adopt the arc groove of annular, and easy to process, compression effectiveness is good.
The nozzle 1 of the present embodiment and electrode 2 all adopt chromium zirconium copper or oxygenless copper material to make, chromium zirconium copper and oxygenless copper material have higher intensity and hardness, electric conductivity and thermal conductivity are also better, effectively can improve the serviceability of nozzle 1 and electrode 2, specifically nozzle 1 and electrode 2 adopt chromium zirconium copper product to make in the present embodiment.
The nozzle assembly with concave ring groove of a kind of CUT of the present utility model, structure is simple, and design science is reasonable, and working stability, Be very effective, and small volume, reliability is high, easy to use.
Schematically above be described the utility model and embodiment thereof, this description does not have restricted, and also just one of the embodiment of the present utility model shown in accompanying drawing, actual structure is not limited thereto.So, if those of ordinary skill in the art enlightens by it, when not departing from the utility model and creating aim, design the frame mode similar to this technical scheme and embodiment without creationary, protection domain of the present utility model all should be belonged to.
Claims (4)
1. the nozzle assembly with concave ring groove of a CUT, it is characterized in that: comprise nozzle (1) and electrode (2), cavity is provided with in the middle of described nozzle (1), described electrode (2) is arranged in the cavities, described nozzle (1) inwall is provided with nozzle concave ring groove (11), described electrode (2) outer wall is provided with the electrode concave ring groove (21) corresponding with nozzle concave ring groove (11), described nozzle concave ring groove (11) and electrode concave ring groove (21) form ring of eddy, and the air inlet bore of this ring of eddy is greater than gas outlet bore.
2. the nozzle assembly with concave ring groove of CUT according to claim 1, it is characterized in that: described nozzle (1) comprises nozzle head (12) and nozzle carrier (13), described nozzle head (12) centre position is provided with nozzle bore, and described nozzle carrier (13) bottom is provided with bulge loop (14).
3. the nozzle assembly with concave ring groove of CUT according to claim 2, is characterized in that: the shape of described nozzle concave ring groove (11) and electrode concave ring groove (21) is skewed slot or square groove or arc groove.
4. the nozzle assembly with concave ring groove of CUT according to claim 3, is characterized in that: described nozzle (1) and electrode (2) all adopt chromium zirconium copper or oxygenless copper material to make.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420356200.6U CN204075478U (en) | 2014-06-26 | 2014-06-26 | The nozzle assembly with concave ring groove of CUT |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420356200.6U CN204075478U (en) | 2014-06-26 | 2014-06-26 | The nozzle assembly with concave ring groove of CUT |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204075478U true CN204075478U (en) | 2015-01-07 |
Family
ID=52168243
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420356200.6U Expired - Fee Related CN204075478U (en) | 2014-06-26 | 2014-06-26 | The nozzle assembly with concave ring groove of CUT |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204075478U (en) |
-
2014
- 2014-06-26 CN CN201420356200.6U patent/CN204075478U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150107 |