CN201119113Y - Rotary spraying plasm surface processing device - Google Patents
Rotary spraying plasm surface processing device Download PDFInfo
- Publication number
- CN201119113Y CN201119113Y CNU2007201442724U CN200720144272U CN201119113Y CN 201119113 Y CN201119113 Y CN 201119113Y CN U2007201442724 U CNU2007201442724 U CN U2007201442724U CN 200720144272 U CN200720144272 U CN 200720144272U CN 201119113 Y CN201119113 Y CN 201119113Y
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- ground electrode
- surface treatment
- rotary
- plasma device
- positive electrode
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Abstract
The utility model discloses an revolving and jetting plasma surface processing device, which comprises earthed electrodes 04, and the inner sides of the earthed electrodes 04 are hollow cavities, and are connected with a driving motor 01 together; spraying nozzles 09 are arranged at the central axles of cavity walls at the bottom parts of the earthed electrodes 04, and included angles are formed between the center lines of the spraying nozzles 09 and the central axles; an positive electrode 09 is connected with a power source, and the positive electrode 09 is fixed at the central axle in the cavity of the earthed electrodes 04, and the distance between the bottom part of the positive electrode 09 and the cavity wall of the earthed electrodes 04 is one to two times of the top diameter of the positive electrode 09. The high plasma density can be generated through the device, the electrostatic induction is free, the processing area is large, the plasma body with lower plasma gas temperature jets, therefore, the better processing effect on the work piece surface can be achieved, and the processing efficiency is promoted.
Description
Technical field
The utility model relates to a kind of Surface Treatment with Plasma device that utilizes the gaseous arc discharge to realize, relates in particular to a kind of revolving Surface Treatment with Plasma device.
Background technology
In the prior art, the Surface Treatment with Plasma device generally all be two places of utilization at grade, and direction is relatively fixed, and the structure of the gas discharge between the electrode realizes.Because this arc discharge mode has under normal pressure and moves, therefore interior in a lot of fields the use.
But, because the electric arc instability that this existing Surface Treatment with Plasma device produces when discharge, and zone that can ionized air for point-to-point discharge mode occurs over just on the line between 2, have only the part air to be ionized like this, so formed plasma density is less, therefore when handling surface of the work with plasma gas, treatment effect is just poor, perhaps according to just not producing treatment effect; In addition, during owing to the arc discharge ionized air, airborne negative ions can flow everywhere and form electric current, therefore can form induced field in 20 cm range around the electrode, thereby cause electrostatic induction; In addition, fixed nozzle 09 hole processing area is little, and the temperature of plasma gas can reach 150 degrees centigrade, to the surface treatment of temperature-sensitive material fire damage may take place.
The utility model content
The technical problems to be solved in the utility model provides a kind of rotary-jet Surface Treatment with Plasma device, it is big to produce higher ion density, no electrostatic induction, processing area, and the plasma jet that the plasma gas temperature is lower, thereby can reach better surface of the work treatment effect, improve treatment effeciency.
For solving the problems of the technologies described above, the utility model provides a kind of rotary-jet Surface Treatment with Plasma device, comprising: ground electrode 04, and the inside of this ground electrode 04 is a hollow cavity, and this ground electrode 04 and initiatively motor 01 be in transmission connection together; Place, axis in described ground electrode 04 bottom chamber wall is provided with nozzle 09, and has an angle between the center line of this nozzle 09 and described axis; One positive electrode 09 links to each other with power supply, and this positive electrode 09 is fixed on the place, axis in described ground electrode 04 cavity, and the distance of the bottom chamber wall of the bottom of this positive electrode 09 and described ground electrode 04 is 1～2 times of this positive electrode 09 top diameter.
The utility model is owing to adopted technique scheme, has such beneficial effect, promptly be designed to positive electrode 09 and the rotatable ground electrode 04 fixed respectively by two electrodes with arc discharge, make when carrying out arc discharge between described positive electrode 09 and the ground electrode 04, it is conical that region of discharge is, and the rounded or annular in the cross section of this region of discharge, thus plasma jet density increased, and then improved treatment effect to surface of the work; In addition,, therefore promoted processing area greatly, mentioned the treatment effeciency of surface of the work workpiece because nozzle 09 is designed to the certain included angle flare; And, because ground electrode 04 is rotatable, make plasma jet when rotated can be constantly contact with cold air in the environment, thereby played the purpose that reduces the plasma jet temperature, avoided the thermo-sensitive material surface is carried out causing fire damage when modification is handled, enlarged scope of installing institute's suitable material described in the utility model; In addition, plasma jet is when mixing jetting goes out from nozzle 09, and negative ions that is ionized and neutral particle totally are electric neutrality, has therefore avoided the generation of electrostatic induction situation.This device also has simple in structure, the characteristics that are easy to realize.
Description of drawings
Below in conjunction with accompanying drawing and embodiment the utility model is described in further detail:
Fig. 1 is the structural representation of an embodiment of rotary-jet Surface Treatment with Plasma device described in the utility model;
Fig. 2 is the structural representation of another embodiment of rotary-jet Surface Treatment with Plasma device described in the utility model.
Embodiment
In one embodiment, as shown in Figure 1, be the structural representation of rotary-jet Surface Treatment with Plasma device described in the utility model.Wherein, ground electrode 04 is preferably cylindrical and integrated combination reverse frustoconic, and this ground electrode 04 inside is hollow, so the inside of this ground electrode 04 is the cavity that is cylinder and rounding platform combined shaped; Described ground electrode 04 and one initiatively motor 01 is in transmission connection, thereby makes described ground electrode 04 to carry out high speed rotating under the drive of described active motor 01 by modes such as gear drive or belt transmission, and preferably, its rotating speed is 1000～3000 rev/mins; In a preferred embodiment, ground electrode 04 is connected with active motor 01 by the mode that belt transmits, thereby plays the effect that reduces rotational noise.In order to make described ground electrode 04 can be good at ground connection, can on the wall of the chamber of this ground electrode 04, one or more brushes be set.Place, axis in described ground electrode 04 bottom is provided with a nozzle 09, and described nozzle 09 is the inclined hole of cylindrical or reverse frustoconic, the angle that has one 0～35 degree between the axis of the center line of this inclined hole and described ground electrode 04, like this when nozzle 09 rotates along with ground electrode 04, the plasma jet that ejects from this nozzle 09 can be strafed out a diameter on the processed workpiece surface and be about the circle of 5～50mm or the plasma jet treated side of annular, thereby promoted the surface treatment area of processed workpiece greatly, and then improved treatment effeciency surface of the work.In addition, owing to have certain angle of inclination between described nozzle 09 and axis, make plasma jet when rotated, can be constantly contact with cold air in the environment, thereby played the effect that reduces the plasma jet temperature, the temperature through measuring plasma jet can be reduced to about 70 ℃～80 ℃.Therefore, Surface Treatment with Plasma device of the present invention just can be used the surface of handling thermo-sensitive material, and do not worry when carrying out Surface Treatment with Plasma, fire damage has been caused on described thermo-sensitive material surface, thereby made more horn of plenty of material ranges that Surface Treatment with Plasma device of the present invention can be suitable for.In one embodiment, described nozzle 09 is the inclined hole that is opened in the place, axis of described ground electrode 04 bottom chamber wall; In another embodiment, as shown in Figure 2, described nozzle 09 is the inclined hole that is opened on the first-class ion shower part 11, and described plasma spraying device 11 is by being threadedly connected to the place, axis of described ground electrode 04 bottom.
One positive electrode 09 is fixed on the place, axis in described ground electrode 04 cavity, its shape can be turbination, reverse frustoconic or is the integrated shape that cylinder and rounding platform combine, and the distance of the bottom chamber wall of the bottom of this positive electrode 09 and described ground electrode 04 is 1～2 times of this positive electrode 09 top diameter.Described power supply (not shown) and this positive electrode 09 link together, be used to described positive electrode 09 provide a frequency be 10～30KHz, voltage be 10～20KV voltage signal, described voltage signal can be any sine wave, impulse wave or the square wave equifrequent signal in the said frequencies scope.At described positive electrode 09 top one discoidal fixed pan 08 is installed, can play the effect of vertically fixing described positive electrode 09, near the edge around the described fixed pan 08, offer a plurality of compressed air air admission holes 06, thereby make compressed air 02 to enter described ground electrode 04 shape inside cavity by these compressed air air admission holes 06; In a preferred embodiment, the axis of the described relatively ground electrode 04 of described compressed air air admission hole 06 also tilts to have certain angle, preferably this angle is in 30 °～60 ° scopes, like this when ground electrode 04 rotation, the compressed air 02 that enters into described ground electrode 04 inside cavity by this compressed air air admission hole 06 also has rotation trend, thereby formation vortex, so that fully ionization of air.One location axle sleeve 07 links together by bearing 03 with described ground electrode 04, one cylindrical circular insulator 05 is fixed on the bottom of this location axle sleeve 07, be used to isolate described ground electrode 04 and described positive electrode 09, thereby play the effect that prevents described positive electrode 09 and 04 phenomenon that is short-circuited of ground electrode, the material of described insulator 05 can be pottery or polytetrafluoroethylene etc.08 bottom that is fixed on described insulator 05 of described fixed pan, therefore described location axle sleeve 07 combines with described fixed pan 08, played the effect that described positive electrode 09 is fixed on the desired locations (be the place, axis of ground electrode 04, and the distance of the bottom chamber wall of the bottom of this positive electrode 09 and described ground electrode 04 being 1～2 times of this positive electrode 09 top diameter) of described Surface Treatment with Plasma device.
For the function that realizes reporting to the police and monitoring, also can in Surface Treatment with Plasma device of the present invention, add functional parts such as special warning and monitoring.
According to top description, for Surface Treatment with Plasma device described in the utility model, after being applied to a high frequency voltage on the positive electrode 09 by described power supply, can between the bottom of the bottom of described positive electrode 09 and ground electrode 04, form a cone shape electric field, in this cone shape electric field, be full of air.When electric field strength reaches the intensity of ionized air, the compressed air 02 that enters ground electrode 04 inside cavity by compressed air air admission hole 06 will be ionized, thereby produce plasma gas.
When carrying out arc discharge between positive electrode 09 and the ground electrode 04, will form a discharge path between positive electrode 09 and the ground electrode 04, thereby make the air between positive electrode 09 and the ground electrode 04 to be produced plasma gas by abundant ionization; Simultaneously, because at this moment ground electrode 04 is made high speed rotary motion under the drive of active motor 01, make plasma gas spray the region of discharge that forms plasma gas from nozzle 09, owing to have certain included angle between the axis of described nozzle 09 and ground electrode 04, so when nozzle 09 rotates along with ground electrode 04, what plasma jet was strafed out on the processed workpiece surface is rounded or the plasma jet treated side of annular, therefore the density of plasma jet is bigger, be enough to handle the surface of various workpiece, reach the treatment effect of workpiece surface modification preferably.
When plasma jet when mixing jetting goes out from nozzle 09 under pressure, negative ions that is ionized and neutral particle totally are electric neutrality, so avoided the generation of electrostatic induction situation.
Claims (11)
1, a kind of rotary-jet Surface Treatment with Plasma device is characterized in that, comprising: ground electrode (04), and the inside of this ground electrode (04) is a hollow cavity, and this ground electrode (04) with one initiatively motor (01) be in transmission connection together; Place, axis in described ground electrode (04) bottom chamber wall is provided with nozzle (09), and has an angle between center line of this nozzle (09) and described axis; One positive electrode (09) links to each other with power supply, and this positive electrode (09) is fixed on the place, axis in described ground electrode (04) cavity, and the distance of the bottom chamber wall of bottom of this positive electrode (09) and described ground electrode (04) is 1～2 times of this positive electrode (09) top diameter.
2, rotary-jet Surface Treatment with Plasma device according to claim 1, it is characterized in that, at the top of described positive electrode (09) fixed pan (08) is installed, and offers a plurality of compressed air air admission holes (06) in described fixed pan (08) edge all around.
3, rotary-jet Surface Treatment with Plasma device according to claim 2 is characterized in that, has an angle of inclination between the axis of described compressed air air admission hole (06) and described ground electrode (04).
4, according to each described rotary-jet Surface Treatment with Plasma device in the claim 1 to 3, it is characterized in that, this device comprises: a location axle sleeve (07) that links together by bearing (03) with described ground electrode (04), and be fixed with an insulator (05) in the bottom of described location axle sleeve (07).
5, rotary-jet Surface Treatment with Plasma device according to claim 4 is characterized in that, the material of described insulator (05) is pottery or polytetrafluoroethylene.
6, according to each described rotary-jet Surface Treatment with Plasma device in the claim 1 to 3, it is characterized in that, on the chamber wall of described ground electrode (04), be provided with one or brush is arranged more.
7, rotary-jet Surface Treatment with Plasma device according to claim 1 is characterized in that, described ground electrode (04) links together by belt transmission with described active motor (01).
8, rotary-jet Surface Treatment with Plasma device according to claim 1, it is characterized in that, described nozzle (09) is the inclined hole of a cylindrical or reverse frustoconic, and the angle between the axis of the center line of this inclined hole and described ground electrode (04) is 0～35 °.
9, rotary-jet Surface Treatment with Plasma device according to claim 8 is characterized in that, the inclined hole that described nozzle (09) is located for the axis that is opened in described ground electrode (04) bottom chamber wall.
10, rotary-jet Surface Treatment with Plasma device according to claim 8, it is characterized in that, described nozzle (09) is for being opened in the inclined hole on the first-class ion shower part (11), and described plasma spraying device (11) is by being threadedly connected to the place, axis of described ground electrode (04) bottom.
11, rotary-jet Surface Treatment with Plasma device according to claim 1 is characterized in that, described power supply output frequency is that 10～30KHz, voltage are the voltage signal of 10～20KV, and described voltage signal is sine wave, impulse wave or square-wave signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201442724U CN201119113Y (en) | 2007-10-26 | 2007-10-26 | Rotary spraying plasm surface processing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201442724U CN201119113Y (en) | 2007-10-26 | 2007-10-26 | Rotary spraying plasm surface processing device |
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| CN201119113Y true CN201119113Y (en) | 2008-09-17 |
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| CNU2007201442724U Expired - Lifetime CN201119113Y (en) | 2007-10-26 | 2007-10-26 | Rotary spraying plasm surface processing device |
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Cited By (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102364994A (en) * | 2011-09-28 | 2012-02-29 | 南京创能电力科技开发有限公司 | Cathodic arc controller for low-temperature plasma generator |
| CN101778525B (en) * | 2010-01-22 | 2012-06-06 | 芜湖荣事达塑胶有限责任公司 | Pneumatic rotary air plasma jet source |
| CN101754563B (en) * | 2008-12-22 | 2012-10-10 | 财团法人工业技术研究院 | Shell and injection-type plasma system thereof |
| CN101631416B (en) * | 2009-07-30 | 2013-01-09 | 任兆杏 | Device for processing air plasma jet large area surface |
| CN103237404A (en) * | 2013-05-14 | 2013-08-07 | 哈尔滨工业大学 | Air plasma generating device in coaxial discharging mode |
| CN103668446A (en) * | 2013-11-25 | 2014-03-26 | 东莞市中镓半导体科技有限公司 | Controllable precursor passage |
| CN103796411A (en) * | 2014-02-24 | 2014-05-14 | 佛山市韦达尔自动化设备有限公司 | Plasma surface processor moving device |
| CN103796410A (en) * | 2014-02-24 | 2014-05-14 | 佛山市韦达尔自动化设备有限公司 | Plasma gun rotating device |
| CN104284504A (en) * | 2014-10-31 | 2015-01-14 | 四川大学 | Rotating anode plasma generator |
| CN104602428A (en) * | 2015-01-12 | 2015-05-06 | 广东韦达尔科技有限公司 | Plasma surface treatment device |
| CN104619108A (en) * | 2015-01-12 | 2015-05-13 | 广东韦达尔科技有限公司 | Electromagnetic rotary plasma spray gun |
| CN104619107A (en) * | 2015-01-12 | 2015-05-13 | 广东韦达尔科技有限公司 | Electromagnetic plasma rotary processing device |
| CN104640339A (en) * | 2015-01-12 | 2015-05-20 | 广东韦达尔科技有限公司 | Plasma surface treatment device |
| CN105025647A (en) * | 2014-04-16 | 2015-11-04 | 馗鼎奈米科技股份有限公司 | Plasma device |
| CN106102296A (en) * | 2016-08-04 | 2016-11-09 | 深圳市诚峰智造有限公司 | Plasma surface processing device |
| CN106742368A (en) * | 2016-12-31 | 2017-05-31 | 合肥优亿科机电科技有限公司 | A kind of bottle of manufacture of aseptic line sterilizing installation of class packing container |
| CN106742369A (en) * | 2016-12-31 | 2017-05-31 | 合肥优亿科机电科技有限公司 | A kind of array manufacture of aseptic line sterilizing installation |
| CN108012400A (en) * | 2017-11-24 | 2018-05-08 | 电子科技大学 | A kind of normal pressure high frequency cold plasma processing unit |
| CN108342896A (en) * | 2018-02-13 | 2018-07-31 | 南通大学 | Tubing surfaces externally and internally plasma processing apparatus and its application method |
-
2007
- 2007-10-26 CN CNU2007201442724U patent/CN201119113Y/en not_active Expired - Lifetime
Cited By (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101754563B (en) * | 2008-12-22 | 2012-10-10 | 财团法人工业技术研究院 | Shell and injection-type plasma system thereof |
| CN101631416B (en) * | 2009-07-30 | 2013-01-09 | 任兆杏 | Device for processing air plasma jet large area surface |
| CN101778525B (en) * | 2010-01-22 | 2012-06-06 | 芜湖荣事达塑胶有限责任公司 | Pneumatic rotary air plasma jet source |
| CN102364994A (en) * | 2011-09-28 | 2012-02-29 | 南京创能电力科技开发有限公司 | Cathodic arc controller for low-temperature plasma generator |
| CN103237404A (en) * | 2013-05-14 | 2013-08-07 | 哈尔滨工业大学 | Air plasma generating device in coaxial discharging mode |
| CN103668446A (en) * | 2013-11-25 | 2014-03-26 | 东莞市中镓半导体科技有限公司 | Controllable precursor passage |
| CN103796411A (en) * | 2014-02-24 | 2014-05-14 | 佛山市韦达尔自动化设备有限公司 | Plasma surface processor moving device |
| CN103796410A (en) * | 2014-02-24 | 2014-05-14 | 佛山市韦达尔自动化设备有限公司 | Plasma gun rotating device |
| CN103796411B (en) * | 2014-02-24 | 2016-08-17 | 广东韦达尔科技有限公司 | A kind of Surface Treatment with Plasma device mobile device |
| CN105025647A (en) * | 2014-04-16 | 2015-11-04 | 馗鼎奈米科技股份有限公司 | Plasma device |
| CN104284504A (en) * | 2014-10-31 | 2015-01-14 | 四川大学 | Rotating anode plasma generator |
| CN104619108A (en) * | 2015-01-12 | 2015-05-13 | 广东韦达尔科技有限公司 | Electromagnetic rotary plasma spray gun |
| CN104640339A (en) * | 2015-01-12 | 2015-05-20 | 广东韦达尔科技有限公司 | Plasma surface treatment device |
| CN104619107A (en) * | 2015-01-12 | 2015-05-13 | 广东韦达尔科技有限公司 | Electromagnetic plasma rotary processing device |
| CN104602428A (en) * | 2015-01-12 | 2015-05-06 | 广东韦达尔科技有限公司 | Plasma surface treatment device |
| CN106102296A (en) * | 2016-08-04 | 2016-11-09 | 深圳市诚峰智造有限公司 | Plasma surface processing device |
| CN106102296B (en) * | 2016-08-04 | 2017-09-29 | 深圳市诚峰智造有限公司 | Plasma surface processing device |
| CN106742368A (en) * | 2016-12-31 | 2017-05-31 | 合肥优亿科机电科技有限公司 | A kind of bottle of manufacture of aseptic line sterilizing installation of class packing container |
| CN106742369A (en) * | 2016-12-31 | 2017-05-31 | 合肥优亿科机电科技有限公司 | A kind of array manufacture of aseptic line sterilizing installation |
| CN108012400A (en) * | 2017-11-24 | 2018-05-08 | 电子科技大学 | A kind of normal pressure high frequency cold plasma processing unit |
| CN108342896A (en) * | 2018-02-13 | 2018-07-31 | 南通大学 | Tubing surfaces externally and internally plasma processing apparatus and its application method |
| CN108342896B (en) * | 2018-02-13 | 2019-12-31 | 南通大学 | Plasma treatment device for inner and outer surfaces of tubular fabric and using method thereof |
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| C14 | Grant of patent or utility model | ||
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| CX01 | Expiry of patent term | ||
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Granted publication date: 20080917 |