CN109773314A - Plasma contacting ignition arc cuts pipette tips - Google Patents
Plasma contacting ignition arc cuts pipette tips Download PDFInfo
- Publication number
- CN109773314A CN109773314A CN201910132393.4A CN201910132393A CN109773314A CN 109773314 A CN109773314 A CN 109773314A CN 201910132393 A CN201910132393 A CN 201910132393A CN 109773314 A CN109773314 A CN 109773314A
- Authority
- CN
- China
- Prior art keywords
- piston rod
- electrode
- copper piece
- interior copper
- pipette tips
- 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.)
- Granted
Links
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 66
- 229910052802 copper Inorganic materials 0.000 claims description 66
- 239000010949 copper Substances 0.000 claims description 66
- 238000009413 insulation Methods 0.000 claims description 19
- 238000007789 sealing Methods 0.000 claims description 13
- 238000009434 installation Methods 0.000 claims description 7
- 238000009423 ventilation Methods 0.000 claims description 7
- 238000005520 cutting process Methods 0.000 description 14
- 230000013011 mating Effects 0.000 description 3
- 238000010891 electric arc Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003698 laser cutting Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Abstract
The present invention provides a kind of plasma contacting ignition arcs to cut pipette tips, air-flow flows to annular groove along air channel, the chamber of outer nozzle is flow to across venthole, gas into the chamber of outer nozzle passes through ring of eddy aperture again and generates vortex and enters in the crack of electrode nozzle and electrode, continuous with air pressure increases the thrust generated, and electrode and the piston rod bottom end conical surface can be made preferably to be bonded；Since piston rod proximal end has a air connectivity hole to communicate with the outside world, when electrode is mobile to piston rod direction by thrust, electrode both ends will receive different draught heads, which can be more advantageous to electrode and the piston rod bottom conical surface is preferably bonded.The pipette tips both can not avoid piston rod and electrode connection fracture or stripped thread from ensuring that electrode and piston rod high-axiality by tool quick-replaceable electrode.
Description
Technical field
The present invention relates to welding technology fields, and in particular to a kind of plasma contacting ignition arc cutting pipette tips.
Background technique
With the continuous development of industry, gas flame cuttiug is substituted by laser cutting and plasma cut.Usual laser is cut
It cuts and is suitble to cutting thin plate, therefore plasma cut is occupied an leading position in industrial cutting field.Whether the quality of cut surface is (smooth
Neatly), production efficiency speed is the main indicator for evaluating its performance.The factor for influencing quality of cut face is mainly pipette tips, electrode
Between concentricity, influence production efficiency principal element be replace vulnerable part speed and cutting power.Lead in the prior art
With pipette tips by being threadedly coupled, worker needs when replacing electrode using auxiliary tool normal electrode --- spanner disassembly, and more
Pipette tips screw thread is easily damaged after secondary replacement accessory.
Summary of the invention
The purpose of the present invention is to provide a kind of plasma contacting ignition arcs to cut pipette tips, improves the disassembly effect of pipette tips vulnerable part
Rate, vulnerable part have outer nozzle, ring of eddy, electrode nozzle, electrode；It is whole to improve to improve the concentricity between piston rod, electrode
The cutting power and quality of cut face of body cutting gun；Screw thread is avoided to occur being broken or stripped thread.
The technical scheme is that plasma contacting ignition arc cuts pipette tips, including interior copper piece and piston rod；
The interior copper piece includes the large diameter tubular structure of top and the minor diameter tubular structure of lower section, the major diameter cylinder
It is connected as one to form First terrace at the top of shape structural base and minor diameter tubular structure；
The piston rod is hollow rod-like structure, and the overall diameter of piston rod is equal to the internal diameter of minor diameter tubular structure, living
Stopper rod is penetrated inside interior copper piece from interior copper piece bottom and is extended at the top of interior copper piece, and can be axially inside upper and lower in interior copper piece
Movement；
Radially side protrudes boss for the piston rod bottom end, and the bottom inside of the interior copper piece is machined with and boss
Matched second step face, the boss can limit piston rod with the cooperation of second step face and continue up along axial direction；
The bottom of the interior copper piece, which is higher than recess at the cylinder inner wall in second step face, annular groove, and the annular groove is corresponding
Several ventholes are offered on interior copper piece barrel；Add from top to bottom on the binding face of the piston rod outer wall and interior copper piece inner wall
Work has several air channels, and the air channel top extends to the large diameter tubular inside configuration of interior copper piece, bottom end extends to ring
In shape slot；
The bottom end aperture of the large diameter tubular structure of the interior copper piece connects tracheae；
The large diameter tubular inside configuration of the interior copper piece is placed with piston ring, and the piston ring set is on the piston rod, living
Plug ring bottom and piston rod surface are engaged by step surface, are connect at the top of piston ring with the spring bottom of set on the piston rod
Touching, spring top are fixed by the interior copper piece lid of interior copper piece；
The piston rod passes through interior copper piece lid centre bore, offers on the barrel that piston rod is contacted with spring and outside atmosphere
The air connectivity hole of connection；Threaded connection hole is arranged in piston rod part, connects external electric wiring.
The piston rod bottom is machined with the mounting groove of installation electrode, and top of electrodes is inserted in mounting groove；Or it is described
Piston rod bottom is axially projecting hollow boss, and the top of electrodes is machined with groove matched with boss, the groove
It is set on boss；
Including insulation sleeve, the insulation sleeve is set on the outside of minor diameter tubular structure, and bottom is located above venthole；
Including metallic sheath, the metallic sheath is set on the outside of insulation sleeve, and bottom is higher than insulation sleeve bottom；Table on the outside of metallic sheath
Weld electric connection line in face.
Including outer nozzle, it is connect at the top of the outer nozzle with metallic sheath, bottom is contacted with electrode nozzle；
Including ring of eddy, the ring of eddy is installed between interior copper piece bottom and electrode nozzle top, open-minded on ring of eddy
There are several ventilation holes, the ventilation hole is connected to electrode nozzle inner cavity chamber.
Further, the mounting groove is the cone tank that internal diameter becomes larger from top to bottom, and the top of electrodes is and cone
The matched cone structure of shape slot, the installation of the two nesting.Do not have to again using auxiliary tools such as spanners, more when dismantling vulnerable part in this way
It is convenient.Can also break down simultaneously to avoid at electrode and pipette tips screw-type connection, influence using.It more can guarantee between the two same
Axis degree tolerance, to guarantee product quality of cut face.
Mating surface is cone match above, so that piston rod is preferably oriented to the remote of electrode after obtaining machine transmitting signal
End preferably guarantees the cutting power of cutting torch.Good conductivity after the concentricity of piston rod and electrode is more preferable and contact surface becomes larger, produces
Raw heat is small, considerably increases the service life of vulnerable part electrode.
Further, the conical surface of top of electrodes and the angle of central axis are 0 degree~90 degree.
Further, the groove is that the gradually smaller cone tank of internal diameter, the piston rod bottom boss are from top to bottom
Cone structure matched with cone tank, the installation of the two nesting.The conical surface of cone tank and the angle of central axis are 0 degree~90 degree.
Further, the air channel is machined on piston rod outer wall, is keyway or helical groove structure.
Further, the air channel is machined on interior copper piece inner wall, is keyway or helical groove structure.
Further, sealing ring is equipped on the piston ring and the inner wall contact surface of interior copper piece.Guarantee leakproofness, prevents
Gas leakage.
Further, sealing ring is equipped on the contact surface of the interior copper piece outer wall and insulation sleeve.Guarantee leakproofness, prevents
Gas leakage.
Further, sealing ring is equipped on the contact surface of the insulation sleeve and metallic sheath.Guarantee leakproofness, anti-leak-stopping
Gas.
Further, sealing ring is equipped on the contact surface of the metallic sheath and outer nozzle.Guarantee leakproofness, anti-leak-stopping
Gas.
The beneficial effects of the present invention are: a kind of plasma contacting ignition arc cutting pipette tips are provided, it both can not be fast by tool
Speed replacement electrode, avoids that being broken occur in piston rod and electrode connection or stripped thread ensures that electrode and piston rod high-axiality.
Air-flow is flowed by tracheae in the large diameter tubular structure inner chamber of interior copper piece: a part of air flow direction piston ring pushes piston ring pressure
Contracting spring, piston ring drive piston rod movement while moving；Another part flows to annular groove along air channel, passes through venthole stream
To the chamber of outer nozzle, the gas into the chamber of outer nozzle passes through ring of eddy aperture generation vortex into electrode nozzle and electricity again
In the crack of pole, continuous with air pressure increases the thrust generated, and electrode and the piston rod bottom end conical surface can be made preferably to be bonded；
Since piston rod proximal end has a air connectivity hole to communicate with the outside world.When electrode is mobile to piston ring direction by thrust,
Electrode both ends will receive different draught heads, which can be more advantageous to electrode and the piston rod bottom conical surface is preferably bonded.
Electrode is in mobile moment, and ambient gas moment when circuit on state is converted to open circuit ionizes, and ignite electric arc.
Piston rod is hollow structure, can reduce the quality of piston rod.When gas push electrode is mobile to pipette tips proximal end,
Resistance suffered by this thrust will be reduced, and electrode of being more convenient for is mobile to pipette tips proximal end.
Setting spring understands some air-flow uplink when air-flow has just flowed into pipette tips inner cavity, and gas is overcoming spring pressure
A thrust mobile to pipette tips proximal end can be generated to its piston rod after power.Gas circuit disconnect when, and can make by spring to
The piston rod of upper movement is restored to original position.
Detailed description of the invention
Fig. 1 is that plasma contacting ignition arc of the present invention cuts pipette tips sectional arrangement drawing；
Fig. 2 is that the piston rod that plasma contacting ignition arc of the present invention is cut in pipette tips uses spiral air drain；
Fig. 3 is that the piston rod that plasma contacting ignition arc of the present invention is cut in pipette tips uses key slot type air drain；
Fig. 4 is that interior copper piece uses spiral air drain in plasma contacting ignition arc of the present invention cutting pipette tips；
Fig. 5 is that interior copper piece uses key slot type air drain in plasma contacting ignition arc of the present invention cutting pipette tips；
Fig. 6 is the cooperation conical surface that plasma contacting ignition arc of the present invention cuts piston rod and electrode in pipette tips；
Fig. 7 is that piston rod bottom protrusion is pacified with the cooperation of top of electrodes groove in plasma contacting ignition arc of the present invention cutting pipette tips
The structural schematic diagram of dress.
In figure: 1 is spring, and 2 be piston ring, and 3 be sealing ring, and 4 be interior copper piece, and 5 be piston rod, and 6 be outer nozzle, and 7 be whirlpool
Ring is flowed, 8 be electrode nozzle, and 9 be electrode, and 10 be interior copper piece lid, and 11 are, 12 be First terrace, and 13 be second step face, and 14 are
Boss, 15 be annular groove, and 16 be venthole, and 17 be air channel, and 18 be air connectivity hole, and 19 be insulation sleeve, and 20 be metallic sheath, 21
It is ventilation hole for mounting groove, 22,23 be boss.
Specific embodiment
Following further describes the present invention with reference to the drawings.
Embodiment 1:
As shown in Figure 1, plasma contacting ignition arc cuts pipette tips, including interior copper piece 4 and piston rod 5.
The interior copper piece 4 includes the large diameter tubular structure of top and the minor diameter tubular structure of lower section, the major diameter
It is connected as one to form First terrace 12 at the top of bottom part of tubular structure and minor diameter tubular structure.
The piston rod 5 is hollow rod-like structure, and the diameter of piston rod 5 is equal to the internal diameter of minor diameter tubular structure, living
Stopper rod 5 penetrates interior 4 inside of copper piece from interior 4 bottom of copper piece and extends to interior 4 top of copper piece, and can be inside interior copper piece 4 along axis
To up and down motion.
Radially side protrudes boss 14 for 5 bottom end of piston rod, the bottom inside of the interior copper piece 4 be machined with
The matched second step face 13 of boss 14, the boss 14 and the cooperation of second step face 13 can limit piston rod 5 along axial direction after
It is continuous to move upwards.
The bottom of the interior copper piece 4, which is higher than recess at the cylinder inner wall in second step face, annular groove 15, the annular groove 15
Several ventholes 16 are offered on corresponding 4 barrel of interior copper piece.The binding face of 5 outer wall of piston rod and interior 4 inner wall of copper piece
Upper top-down processing has several air channels 17, and 17 top of air channel extends to the large diameter tubular structure of interior copper piece 4
Internal, bottom end extends in annular groove 15.
The bottom end aperture of the large diameter tubular structure of the interior copper piece 4 connects tracheae 11.
The large diameter tubular inside configuration of the interior copper piece 4 is placed with piston ring 2, and 2 sets of the piston ring is in piston rod 5
On, 2 bottom of piston ring is engaged with 5 surface of piston rod by step surface, at the top of piston ring 2 and covers the bullet on piston rod 5
1 bottom of spring contacts, fixed by the interior copper piece lid 10 of interior copper piece 4 at the top of spring 1.The piston ring 2 and the inner wall of interior copper piece 4 connect
Sealing ring 3 is equipped in contacting surface.Guarantee leakproofness, prevents gas leakage.
The piston rod 5 passes through interior 10 centre bore of copper piece lid, offers on the barrel that piston rod 5 is contacted with spring 1 and outside
The air connectivity hole 18 of portion's atmosphere.Threaded connection hole is arranged in piston rod part, connects external electric wiring.
5 bottom of piston rod is machined with the mounting groove 21 of installation electrode, inserts at the top of electrode 9 in mounting groove 21.
It further includes insulation sleeve 19 that plasma contacting ignition arc, which cuts pipette tips, and the insulation sleeve 19 is set in minor diameter tubular structure
Outside, bottom are located at 16 top of venthole.Including metallic sheath 20, the metallic sheath 20 is set in 19 outside of insulation sleeve, and bottom is high
In 19 bottom of insulation sleeve.Metallic sheath outer surface welds electric connection line.Including outer nozzle 6,6 top of outer nozzle and metallic sheath
20 connections, bottom is contacted with electrode nozzle 8.Including ring of eddy 7, the ring of eddy 7 is installed on interior 4 bottom of copper piece and electrode nozzle
Between 8 tops, several ventilation holes 22 are opened on ring of eddy 7, the ventilation hole 22 is connected to 8 inner cavity of electrode nozzle
Room.Sealing ring is equipped on the contact surface of 4 outer wall of interior copper piece and insulation sleeve 19.The insulation sleeve 19 connects with metallic sheath 20
Sealing ring is equipped in contacting surface.Sealing ring is equipped on the metallic sheath 20 and the contact surface of outer nozzle 6.Guarantee leakproofness, prevents
Leak-stopping gas.
As shown in fig. 6, the mounting groove 21 is the cone tank that internal diameter becomes larger from top to bottom, it is at the top of the electrode 9
Cone structure matched with cone tank, the installation of the two nesting.Preferably, the conical surface at 9 top of electrode and the angle of central axis are
7.5 degree.Do not have to when dismantling vulnerable part so again using auxiliary tools such as spanners, it is more convenient.Simultaneously can also to avoid electrode with
At pipette tips screw-type connection break down, influence using.It more can guarantee concentricity tolerance between the two, to guarantee that product is cut
Face quality.
Mating surface is cone match above, so that piston rod is preferably oriented to the remote of electrode after obtaining machine transmitting signal
End preferably guarantees the cutting power of cutting torch.Good conductivity after the concentricity of piston rod and electrode is more preferable and contact surface becomes larger, produces
Raw heat is small, considerably increases the service life of vulnerable part electrode.
Preferably, as shown in Figure 2,3, the air channel 17 is machined on 5 outer wall of piston rod, is keyway or helicla flute knot
Structure.
Preferably, as shown in Figure 4,5, the air channel 17 is machined on interior 4 inner wall of copper piece, is keyway or helicla flute knot
Structure.
A kind of plasma contacting ignition arc cuts pipette tips, both can not by tool quick-replaceable electrode, avoid piston rod and
Electrode connection occurs being broken or stripped thread ensures that electrode and piston rod high-axiality.Air-flow flows into interior copper piece by tracheae
In large diameter tubular structure inner chamber: a part of air flow direction piston ring pushes piston ring compressed spring, while piston ring moves
Drive piston rod movement；Another part flows to annular groove along air channel, and the chamber of outer nozzle is flow to across venthole, into outer spray
The gas of the chamber of mouth passes through ring of eddy aperture again and generates in the crack for being vortexed and entering electrode nozzle and electrode, not with air pressure
It is disconnected to increase the thrust generated, electrode and the piston rod bottom end conical surface can be made preferably to be bonded；Since there is a atmosphere in piston rod proximal end
Intercommunicating pore communicates with the outside world.When electrode is mobile to piston ring direction by thrust, electrode both ends will receive different gas
Pressure difference, which can be more advantageous to electrode and the piston rod bottom conical surface is preferably bonded.Electrode in mobile moment, around
Gas moment when circuit on state is converted to open circuit ionizes, and ignite electric arc.
Embodiment 2:
Other are with embodiment 1, unlike the first embodiment, as shown in fig. 7, the bottom of piston rod 5 described in the present embodiment edge
It is axially projecting to have hollow boss 23, groove matched with boss 23 is machined at the top of the electrode 9, the groove is set in convex
On platform；The groove is that the gradually smaller cone tank of internal diameter, 5 bottom boss of piston rod are mating with cone tank from top to bottom
Cone structure, the two nesting installation.Preferably, the conical surface of cone tank and the angle of central axis are 7.5 degree.It is dismantling in this way
Do not have to when vulnerable part again using auxiliary tools such as spanners, it is more convenient.At simultaneously can also be to avoid electrode and pipette tips screw-type connection
Break down, influence using.It more can guarantee concentricity tolerance between the two, to guarantee product quality of cut face.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also answered
It is considered as protection scope of the present invention.
Claims (9)
1. plasma contacting ignition arc cuts pipette tips, it is characterised in that: including interior copper piece (4) and piston rod (5)；
The interior copper piece (4) includes the large diameter tubular structure of top and the minor diameter tubular structure of lower section, the major diameter cylinder
It is connected as one to form First terrace (12) at the top of shape structural base and minor diameter tubular structure；
The piston rod (5) is hollow rod-like structure, and the overall diameter of piston rod (5) is equal to the internal diameter of minor diameter tubular structure,
Piston rod (5) penetrates interior copper piece (4) inside from interior copper piece (4) bottom and extends at the top of interior copper piece (4), and can be in interior copper piece
(4) it axially inside moves up and down；
Piston rod (5) bottom end radially protrudes boss (14) side, and the bottom inside of the interior copper piece (4) is machined with
The matched second step face (13) with boss (14), the boss (14) and second step face (13) cooperation can limit piston rod
(5) it is continued up along axial direction；
The bottom of the interior copper piece (4), which is higher than recess at the cylinder inner wall in second step face, annular groove (15), the annular groove
(15) several ventholes (16) are offered on corresponding interior copper piece (4) barrel；Piston rod (5) outer wall and interior copper piece (4)
Top-down processing has several air channels (17) on the binding face of inner wall, and air channel (17) top extends to interior copper piece
(4) large diameter tubular inside configuration, bottom end extend in annular groove (15)；
The bottom end aperture of the large diameter tubular structure of the interior copper piece (4) connects tracheae (11)；
The large diameter tubular inside configuration of the interior copper piece (4) is placed with piston ring (2), and the piston ring (2) covers in piston rod
(5) on, piston ring (2) bottom is engaged with piston rod (5) surface by step surface, at the top of piston ring (2) and is covered in piston
Spring (1) bottom contact on bar (5), spring (1) top are fixed by the interior copper piece lid (10) of interior copper piece (4)；
The piston rod (5) passes through interior copper piece lid (10) centre bore, offers on the barrel that piston rod (5) is contacted with spring (1)
The air connectivity hole (18) being connected to outside atmosphere；
Piston rod (5) bottom is machined with the mounting groove (21) of installation electrode, inserts at the top of electrode (9) in mounting groove (21)
It is interior；Or piston rod (5) bottom is axially projecting has hollow boss (23), be machined at the top of the electrode (9) with it is convex
The matched groove of platform (23), the groove are set on boss；
Including insulation sleeve (19), the insulation sleeve (19) is set on the outside of minor diameter tubular structure, and bottom is located at venthole (16)
Top；
Including metallic sheath (20), the metallic sheath (20) is set on the outside of insulation sleeve (19), and bottom is higher than insulation sleeve (19) bottom；
Including outer nozzle (6), it is connect at the top of the outer nozzle (6) with metallic sheath (20), bottom is contacted with electrode nozzle (8)；
Including ring of eddy (7), the ring of eddy (7) is vortexed between being installed at the top of interior copper piece (4) bottom and electrode nozzle (8)
Several ventilation holes (22) are opened on ring (7), the ventilation hole (22) is connected to electrode nozzle (8) inner cavity chamber.
2. plasma contacting ignition arc according to claim 1 cuts pipette tips, it is characterised in that: the mounting groove (21) is certainly
The cone tank that upper and lower internal diameter becomes larger, electrode (9) top are cone structure matched with cone tank, the two nesting peace
Dress.
3. plasma contacting ignition arc according to claim 2 cuts pipette tips, it is characterised in that: the conical surface at the top of electrode (9)
Angle with central axis is 0 degree~90 degree.
4. plasma contacting ignition arc according to claim 1 cuts pipette tips, it is characterised in that: the groove is from top to bottom
The gradually smaller cone tank of internal diameter, piston rod (5) bottom boss are cone structure matched with cone tank, the two nesting peace
Dress.
5. plasma contacting ignition arc according to claim 4 cuts pipette tips, it is characterised in that: the conical surface of cone tank and center
The angle of axis is 0 degree~90 degree.
6. plasma contacting ignition arc according to claim 1 cuts pipette tips, it is characterised in that: air channel (17) processing
It is keyway or helical groove structure on piston rod (5) outer wall.
7. plasma contacting ignition arc according to claim 1 cuts pipette tips, it is characterised in that: air channel (17) processing
It is keyway or helical groove structure on interior copper piece (4) inner wall.
8. plasma contacting ignition arc according to claim 1 cuts pipette tips, it is characterised in that: the piston ring (2) with it is interior
Sealing ring (3) are equipped on the inner wall contact surface of copper piece (4).
9. plasma contacting ignition arc according to claim 1 cuts pipette tips, it is characterised in that: interior copper piece (4) outer wall
With sealing ring is equipped on the contact surface of insulation sleeve (19), be equipped on the insulation sleeve (19) and the contact surface of metallic sheath (20)
Sealing ring is equipped on sealing ring, the metallic sheath (20) and the contact surface of outer nozzle (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910132393.4A CN109773314B (en) | 2019-02-22 | 2019-02-22 | Plasma contact arc striking cutting gun head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910132393.4A CN109773314B (en) | 2019-02-22 | 2019-02-22 | Plasma contact arc striking cutting gun head |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109773314A true CN109773314A (en) | 2019-05-21 |
| CN109773314B CN109773314B (en) | 2023-10-31 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910132393.4A Active CN109773314B (en) | 2019-02-22 | 2019-02-22 | Plasma contact arc striking cutting gun head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109773314B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110153538A (en) * | 2019-06-06 | 2019-08-23 | 常州市武联电气焊割设备有限公司 | Push-in electrode and the plasma cutting gun for applying it |
| CN113042867A (en) * | 2021-05-10 | 2021-06-29 | 无锡汉特机电有限公司 | Non-high frequency plasma cutting gun |
| CN115156674A (en) * | 2022-07-15 | 2022-10-11 | 浙江奥利达气动工具股份有限公司 | Plasma cutting gun |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110153538A (en) * | 2019-06-06 | 2019-08-23 | 常州市武联电气焊割设备有限公司 | Push-in electrode and the plasma cutting gun for applying it |
| CN110153538B (en) * | 2019-06-06 | 2024-02-13 | 常州市武联电气焊割设备有限公司 | Quick-plug electrode and plasma cutting gun using same |
| CN113042867A (en) * | 2021-05-10 | 2021-06-29 | 无锡汉特机电有限公司 | Non-high frequency plasma cutting gun |
| CN115156674A (en) * | 2022-07-15 | 2022-10-11 | 浙江奥利达气动工具股份有限公司 | Plasma cutting gun |
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