CN206550492U - A kind of plasma low frequency cutting gun - Google Patents
A kind of plasma low frequency cutting gun Download PDFInfo
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- CN206550492U CN206550492U CN201720158355.2U CN201720158355U CN206550492U CN 206550492 U CN206550492 U CN 206550492U CN 201720158355 U CN201720158355 U CN 201720158355U CN 206550492 U CN206550492 U CN 206550492U
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- electrode
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- ring
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- protective case
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Abstract
The utility model provides a kind of plasma low frequency cutting gun, including interior access positive electrode, interior electrode, electrode isolation set, outer access negative electrode, protective case, external electrode nozzle, ring of eddy, positive source joint, power cathode joint and high-pressure air pipe joint.The utility model structural volume is small, simple in construction, be easily installed.
Description
Technical field
The utility model is related to cutting gun, more particularly to a kind of plasma low frequency cutting gun.
Background technology
Plasma arc cutting be using the heat of high-temperature plasma electric arc make workpiece incision metal local melting (or steam
Hair), and borrow the momentum of high speed plasma to exclude molten metal to form a kind of processing method of otch.
At present, the plasma cutting gun of in the market deficiency present in processing and use is that volume is big, and cost is high, cooling
Effect is poor, influences the service life of equipment, also installs and uses the factors such as inconvenience, thus influences plasma cutting technique cutting
Cut the extensive use of technical field.
Utility model content
In view of this, technical problem to be solved in the utility model is：A kind of small volume is provided, it is simple in construction, just
In the plasma cutting gun of installation.
In order to achieve the above object, the utility model adopts the following technical scheme that to realize：
A kind of plasma low frequency cutting gun, including it is interior access positive electrode, interior electrode, electrode isolation set, outer access negative electrode,
Protective case, external electrode nozzle, ring of eddy, positive source joint, power cathode joint and high-pressure air pipe joint, it is characterised in that：
Be arranged with outside the interior access positive electrode front end outside electrode isolation set, electrode isolation set front end be arranged with it is external enter negative electrode, it is interior
Cavity formation cylinder chamber between positive electrode front end and outer access negative electrode front end is accessed, the cylinder chamber rear portion is provided with reset bullet
Spring, cylinder Interior Layout is provided with piston ring, and piston ring front end is provided with spacing back-up ring, and cylinder chamber front portion is provided with cylinder head；It is described inscribed
Enter and transverse air channel is provided with positive electrode, air flue Inner Front End is provided with position limiting convex ring, and the interior electrode back end outer circumference is provided with spacing
Scrobicular ring, interior electrode rear end is set in the air flue of interior access positive electrode front end, and the position limiting convex ring is fastened with spacing scrobicular ring；It is described to protect
Sheath is the tapered hollow housing that front end is closed up, and protective case outer layer is insulating barrier, and internal layer is conductive layer, outer access negative electrode front end
It is arranged in protective case rear end, the cavity formation gas distributing chamber between outer access negative electrode and protective case；The interior electrode jacket is set
There is external electrode nozzle, external electrode nozzle back end outer circumference is provided with boss, and boss cross-sectional diameter is more than protective case front opening
Cross-sectional diameter；The ring of eddy front end sleeve is on outer electrode nozzle rear end, and ring of eddy rear end is enclosed in cylinder head, on ring of eddy
Offer several vertical air passing holes；Several vertical passages are offered on the interior access positive electrode of piston ring front end, accordingly
Outer access negative electrode on also offer several vertical air distribution holes, protective case conductive layer front end offers several inclined holes；It is interior
Positive electrode rear end connection positive source joint, air flue rear end and high-pressure air pipe fittings are accessed, outer access negative electrode rear end connects
Connect power cathode joint.
The rear portion of the cylinder chamber offers steam vent, and steam vent is communicated with the external world.
The external electrode spray nozzle front end is tapered opening, and interior electrode front end is provided with chamfering, interior electrode Leading end chamfer and taper
Opening, which is coincide, forms air valve structure.
As shown from the above technical solution, the beneficial effects of the utility model are：
Compared with prior art, due to the special structure of the utility model, solve that plasma cutting gun volume is big, structure is multiple
It is miscellaneous, be difficult installation question, the fastening structure between especially interior electrode and interior access positive electrode, piston installs fixed by back-up ring
Position, saves the substantial amounts of set-up time, structure is more scientific and reasonable.
Brief description of the drawings
Fig. 1 is the utility model structural representation；
1st, interior access positive electrode；2nd, interior electrode；3rd, electrode isolation set；4th, outer access negative electrode；5th, protective case；6th, external electrode
Nozzle；7th, ring of eddy；8th, positive source joint；9th, power cathode joint；10th, high-pressure air pipe joint；11st, cylinder chamber；12nd, reset
Spring；13rd, piston ring；14th, spacing back-up ring；15th, cylinder head；16th, air flue；17th, position limiting convex ring；18th, spacing scrobicular ring；19th, distribution
Room；20th, boss；21st, air passing hole；22nd, passage；23rd, air distribution hole；24th, inclined hole；25th, steam vent.
Embodiment
In order that those skilled in the art can be further understood that feature of the present utility model and technology contents, refer to
Down about detailed description of the present utility model and accompanying drawing.
Refer to shown in Fig. 1, a kind of plasma low frequency cutting gun, including interior access positive electrode 1, interior electrode 2, electrode isolation
Set 3, outer access negative electrode 4, protective case 5, external electrode nozzle 6, ring of eddy 7, positive source joint 8, power cathode joint 9 and height
Calm the anger pipe joint 10, be arranged with electrode isolation set 3 outside interior access positive electrode 1 front end, electrode isolation covers to be arranged with outside 3 front ends
Outer access negative electrode 4, cavity formation cylinder chamber 11, the gas between the interior access front end of positive electrode 1 and the outer front end of access negative electrode 4
The rear portion of cylinder chamber 11, which is provided with back-moving spring 12, cylinder chamber 11, is arranged with piston ring 13, and the front end of piston ring 13 is provided with spacing back-up ring 14,
Cylinder chamber 11 is anterior to be provided with cylinder head 15；Transverse air channel 16 is provided with the interior access positive electrode 1, the Inner Front End of air flue 16 is provided with limit
Position bulge loop 17, the interior back end outer circumference of electrode 2 is provided with spacing scrobicular ring 18, and the interior rear end of electrode 2 is set in interior access positive electrode 1
In front end air flue 16, the position limiting convex ring 17 is fastened with spacing scrobicular ring 18；The protective case 5 is the tapered hollow shell that front end is closed up
Body, the outer layer of protective case 5 is insulating barrier, and internal layer is conductive layer, and the outer front end of access negative electrode 4 is arranged in the rear end of protective case 5, external
Enter the cavity formation gas distributing chamber 19 between negative electrode 4 and protective case 5；External electrode nozzle 6, dispatch from foreign news agency are arranged with outside the interior electrode 2
The back end outer circumference of pole nozzle 6 is provided with boss 20, and the cross-sectional diameter of boss 20 is more than the front opening cross-sectional diameter of protective case 5；
The front end sleeve of ring of eddy 7 is on the outer rear end of electrode nozzle 6, and the rear end of ring of eddy 7 is enclosed in cylinder head 15, is opened up on ring of eddy 7
There are several vertical air passing holes 21；Several vertical passages 22, phase are offered on the interior access positive electrode 1 of the front end of piston ring 13
Also several vertical air distribution holes 23 are offered on the outer access negative electrode 4 answered, it is oblique that the conductive layer front end of protective case 5 offers several
Hole 24；Interior access positive electrode 1 rear end connection positive source joint 8, the rear end of air flue 16 is connected with high-pressure air pipe joint 10, outer access
The rear end of negative electrode 4 connection power cathode joint 9.The rear portion of the cylinder chamber 11 offers steam vent 25 and communicated with the external world.It is described
The front end of external electrode nozzle 6 is tapered opening, and the interior front end of electrode 2 is provided with chamfering, the interior Leading end chamfer of electrode 2 and the identical shape of tapered opening
Into air valve structure.
Gases at high pressure enter from high-pressure air pipe joint 10, enter through the interior access central airway 16 of positive electrode 1 through passage 22
Enter cylinder chamber 11, promote to move after piston ring 13 in drive simultaneously and moved after access positive electrode 1, while shifting after piston ring 13, cylinder
Air distribution hole 23 on the inwall of room 11 is opened, and gas enters annular gas distributing chamber 19, interior electrode 2 moved after simultaneously with external electrode nozzle 6 it
Between form conical nozzle, the air passing hole 21 that the gas part of annular gas distributing chamber 19 passes through ring of eddy 7 enters in external electrode nozzle 6
Chamber formation high-temperature plasma beam sprays from the tapered opening of external electrode nozzle 6, and another part gas passes through the exhaust of the front end of protective case 5
The external electrode nozzle 6 of inclined hole 24 is cooled down, while clearing up the lime-ash of metal works cut surface and metal works being carried out cold
But, workpiece temperature distortion is prevented.
But preferable possible embodiments of the present utility model are the foregoing is only, and are not used to limit to patent of the present utility model
Scope, therefore the equivalent structure change that all utilization the utility model specifications and accompanying drawing content are made, are similarly included in this practicality
In new scope.
Claims (3)
1. a kind of plasma low frequency cutting gun, including interior access positive electrode, interior electrode, electrode isolation set, outer access negative electrode, guarantor
Sheath, external electrode nozzle, ring of eddy, positive source joint, power cathode joint and high-pressure air pipe joint, it is characterised in that：Institute
State and electrode isolation set be arranged with outside interior access positive electrode front end, be arranged with outside electrode isolation set front end it is external enter negative electrode, be inscribed
Enter cavity formation cylinder chamber between positive electrode front end and outer access negative electrode front end, the cylinder chamber rear portion is provided with back-moving spring,
Cylinder Interior Layout is provided with piston ring, and piston ring front end is provided with spacing back-up ring, and cylinder chamber front portion is provided with cylinder head；The interior access is just
Transverse air channel is provided with electrode, air flue Inner Front End is provided with position limiting convex ring, and the interior electrode back end outer circumference is provided with spacing scrobicular ring,
Interior electrode rear end is set in the air flue of interior access positive electrode front end, and the position limiting convex ring is fastened with spacing scrobicular ring；The protective case
The tapered hollow housing closed up for front end, protective case outer layer is insulating barrier, and internal layer is conductive layer, and outer access negative electrode front end spiral shell is set
In protective case rear end, the cavity formation gas distributing chamber between outer access negative electrode and protective case；The interior electrode jacket is provided with outer
Electrode nozzle, external electrode nozzle back end outer circumference is provided with boss, and it is transversal that boss cross-sectional diameter is more than protective case front opening
Face diameter；The ring of eddy front end sleeve is on outer electrode nozzle rear end, and ring of eddy rear end is enclosed in cylinder head, is opened up on ring of eddy
There are several vertical air passing holes；Several vertical passages are offered on the interior access positive electrode of piston ring front end, it is corresponding outer
Several vertical air distribution holes are also offered on access negative electrode, protective case conductive layer front end offers several inclined holes；Interior access
Positive electrode rear end connects positive source joint, air flue rear end and high-pressure air pipe fittings, outer access negative electrode rear end connection electricity
Source anode connector.
2. a kind of plasma low frequency cutting gun according to claim 1, it is characterised in that：The rear portion of the cylinder chamber is opened up
There is steam vent, steam vent is communicated with the external world.
3. a kind of plasma low frequency cutting gun according to claim 1, it is characterised in that：The external electrode spray nozzle front end is
Tapered opening, interior electrode front end is provided with chamfering, and interior electrode Leading end chamfer coincide with tapered opening forms air valve structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720158355.2U CN206550492U (en) | 2017-02-21 | 2017-02-21 | A kind of plasma low frequency cutting gun |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720158355.2U CN206550492U (en) | 2017-02-21 | 2017-02-21 | A kind of plasma low frequency cutting gun |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206550492U true CN206550492U (en) | 2017-10-13 |
Family
ID=60360654
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720158355.2U Active CN206550492U (en) | 2017-02-21 | 2017-02-21 | A kind of plasma low frequency cutting gun |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206550492U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108013931A (en) * | 2018-01-04 | 2018-05-11 | 成都美创医疗科技股份有限公司 | A kind of low temperature plasma procedures electrode |
| CN109773314A (en) * | 2019-02-22 | 2019-05-21 | 上海亿诺焊接科技股份有限公司 | Plasma contacting ignition arc cuts pipette tips |
-
2017
- 2017-02-21 CN CN201720158355.2U patent/CN206550492U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108013931A (en) * | 2018-01-04 | 2018-05-11 | 成都美创医疗科技股份有限公司 | A kind of low temperature plasma procedures electrode |
| CN109773314A (en) * | 2019-02-22 | 2019-05-21 | 上海亿诺焊接科技股份有限公司 | Plasma contacting ignition arc cuts pipette tips |
| CN109773314B (en) * | 2019-02-22 | 2023-10-31 | 上海亿诺焊接科技股份有限公司 | Plasma contact arc striking cutting gun head |
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