CN110549026A - Handheld high-voltage pulse arc plasma homogeneous metal welding device - Google Patents
Handheld high-voltage pulse arc plasma homogeneous metal welding device Download PDFInfo
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- CN110549026A CN110549026A CN201910954443.7A CN201910954443A CN110549026A CN 110549026 A CN110549026 A CN 110549026A CN 201910954443 A CN201910954443 A CN 201910954443A CN 110549026 A CN110549026 A CN 110549026A
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- welding wire
- arc
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- 238000004021 metal welding Methods 0.000 title claims abstract description 19
- 238000003466 welding Methods 0.000 claims abstract description 170
- 239000002184 metal Substances 0.000 claims abstract description 21
- 229910052751 metal Inorganic materials 0.000 claims abstract description 21
- 238000003780 insertion Methods 0.000 claims abstract description 12
- 230000037431 insertion Effects 0.000 claims abstract description 12
- 230000001681 protective effect Effects 0.000 claims description 11
- 238000007906 compression Methods 0.000 claims description 10
- 125000006850 spacer group Chemical group 0.000 claims description 10
- 230000006835 compression Effects 0.000 claims description 9
- 230000000392 somatic effect Effects 0.000 claims 2
- 125000003003 spiro group Chemical group 0.000 claims 1
- 239000007789 gas Substances 0.000 description 48
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 10
- 239000007769 metal material Substances 0.000 description 8
- 239000000463 material Substances 0.000 description 7
- 238000000034 method Methods 0.000 description 6
- 229910052786 argon Inorganic materials 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 229910010293 ceramic material Inorganic materials 0.000 description 2
- 239000011261 inert gas Substances 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K28/00—Welding or cutting not covered by any of the preceding groups, e.g. electrolytic welding
- B23K28/02—Combined welding or cutting procedures or apparatus
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Plasma Technology (AREA)
- Arc Welding In General (AREA)
Abstract
The invention discloses a handheld high-voltage pulse arc plasma homogeneous metal welding device in the technical field of metal welding, which comprises a welding gun body and a high-voltage pulse power supply device, wherein a welding torch is arranged at the front end of the welding gun body, a welding wire insertion hole is inserted in the center of the rear end of the welding gun body, a vertical shaft is welded on the right side of the top of the inner wall of the welding gun body, an upper welding wire feeding wheel is arranged at the bottom of the vertical shaft, a lower welding wire feeding wheel is arranged at the bottom of the upper welding wire feeding wheel, a welding gun handheld part is welded on the right side of the bottom of the welding gun body, and a feeding; according to the invention, the feeding trigger drives the feeding upper wheel and the feeding lower wheel to enable the metal wire to enter the metal wire guide tube and the conductive head, so that the progress of the metal wire can be effectively controlled, the welding speed and the welding efficiency can be controlled according to actual conditions, and the device has a simple structure and is flexible to operate.
Description
Technical Field
The invention relates to the technical field of metal welding, in particular to a handheld high-voltage pulse arc plasma homogeneous metal welding device.
Background
In the current industrial production process, a welding device is one of indispensable tools. The application technology of welding metal materials is very important, and the quality of the whole equipment can be ensured by an advanced welding technology process. The metal materials which can be used as welding materials are various, and the welding processes of different metal materials are different. When different metal welding materials are adopted in the same welding technology, the firm strength and the welding quality of the welded parts can produce fundamentally different effects. The current welding technology development is common, and the welding can be carried out not only in air, but also in vacuum or an inert gas protection chamber. The welding machine can be used for welding large-scale equipment such as automobile bodies, ships, bridges and the like. It is also possible to solder very small parts such as various electronic devices. The current welding devices are various, such as manual arc welding, gas metal arc welding, tungsten inert gas welding, plasma arc welding and the like. However, the existing welding method aims at the workpieces to be welded on the workbench, and the weldments outside the workbench cannot be effectively welded. In real life, people often need to weld parts of walls, roofs or certain equipment which cannot reach a workbench.
For example, chinese patent 201720551434.X discloses an electromagnetic pulse lap welding device for homogeneous or heterogeneous metal materials, which generates an instantaneous high-voltage pulse magnetic field by an electromagnetic coil in a very short time through current, realizes metallurgical bonding of weld metal under the action of the magnetic field force, and then drives a platen plate to move up and down through a cylinder to compress the metal materials. But there is a great limitation in the shape of the weld metal material.
For example, chinese patent 201410539637.8 discloses an arc welding apparatus, which uses a carbon rod after power is turned on to generate a strong arc, and instantly melts a metal electrode to be melted, and welds the melted metal electrode to a member to be welded. However, no shielding gas is easily oxidized during welding, so that cracks are easily generated in the welding process.
Therefore, how to create an arc welding device which is safe and convenient, has wide welding application, good welding effect, convenient carrying of welding equipment and excellent welding effect on homogeneous metal is a problem which is urgently needed to be solved at present. Based on the above, the invention designs a handheld high-voltage pulse arc plasma homogeneous metal welding device to solve the above problems.
Disclosure of Invention
The invention aims to provide a handheld high-voltage pulse arc plasma homogeneous metal welding device to solve the problems of complex welding structure and single welding function of the conventional device in the background art.
In order to achieve the purpose, the invention provides the following technical scheme: a handheld high-voltage pulse arc plasma homogeneous metal welding device comprises a welding gun body and a high-voltage pulse power supply device, wherein a welding torch is arranged at the front end of the welding gun body, a welding wire insertion hole is inserted in the center of the rear end of the welding gun body, a vertical shaft is welded on the right side of the top of the inner wall of the welding gun body, an upper welding wire feeding wheel is arranged at the bottom of the vertical shaft, a lower welding wire feeding wheel is arranged at the bottom of the upper welding wire feeding wheel, the axes of the upper welding wire feeding wheel and the lower welding wire feeding wheel are horizontal and parallel to each other, the roller surfaces of the upper welding wire feeding wheel and the lower welding wire feeding wheel are arranged in opposite directions, a handheld welding gun part is welded on the right side of the bottom of the welding gun body, a feeding trigger is rotatably arranged on the left side of the handheld welding gun part, a connecting shaft is hinged to the inner side, the welding gun comprises a welding gun body, a welding gun handle, a welding gun power supply device, a welding gun handle, a wire connector, a control circuit board module, a reset spring, a lead connector and a control circuit board module, wherein the reset spring is fixedly arranged between the right end of the feeding trigger and the inner wall of the welding gun handle, the center of the bottom of the feeding trigger is provided with the wire connector, the center of an inner cavity of the welding gun body.
Preferably, the welding torch comprises a shielding gas nozzle, a plasma electrode, a conductive head, a compressed arc nozzle and a gas hole, the shielding gas nozzle is arranged on the left side of the welding body part through a welding torch base, the inner cavity of the shielding gas nozzle comprises the compressed arc nozzle, the inner cavity of the compressed arc nozzle comprises the plasma electrode, the inner cavity of the plasma electrode comprises the conductive head, a metal wire is inserted between the conductive head and a welding wire insertion opening through a through hole, the conductive head is communicated with the metal wire, and the gas hole is formed in the shielding gas nozzle, the plasma electrode, the conductive head and the compressed arc nozzle in a penetrating mode at equal intervals.
Preferably, the welding wire guide tube is transversely arranged in the center of the inner cavity of the welding body part, the welding wire guide tube and the welding wire insertion opening are on the same horizontal central axis, and the inner cavity of the welding wire guide tube is sleeved with the metal wire.
Preferably, the welding wire insertion opening, the welding wire guide tube and the contact head are located on the same horizontal central axis.
Preferably, the left end of the wire is arcing.
Preferably, the gas hole between the shield gas nozzle and the compressed arc nozzle supplies a shield gas, the gas hole between the compressed arc nozzle and the plasma electrode supplies a plasma gas, and the gas hole between the plasma electrode and the conductive head supplies a center gas that generates a plasma arc upon becoming a plasma state.
Preferably, a spacer is arranged on the right side of the welding torch, the spacer is located between the conductive head and the opposite inner side of the welding wire guide tube, an air inlet channel is arranged on the upper portion of the welding torch, and the air inlet channel is located on the left side of the spacer.
Preferably, a power indicator lamp is embedded at the bottom of the right end of the welding body part and electrically connected with the control circuit board module, a power switch is arranged at the top of the right side of the welding handheld part, one end of the power switch is electrically connected with the control circuit board module, and the other end of the power switch is electrically connected with the high-voltage pulse power supply device through a wire connector.
Compared with the prior art, the invention has the beneficial effects that: according to the invention, the feeding trigger drives the feeding upper wheel and the feeding lower wheel to enable the metal wire to enter the metal wire guide tube and the conductive head, so that the progress of the metal wire can be effectively controlled, and the welding speed and the welding efficiency can be controlled according to actual conditions. And the adopted welding power supply is a hierarchical adjustable high-voltage pulse direct current power supply, welding wires with the same medium can be selected according to the welding conditions of different metal materials, and the welding power supply is adjusted at the same time, so that the best effect is achieved. The welding device can be widely applied to welding of homogeneous metal materials, and has the advantages of wide welding application, good welding effect, convenience in carrying of welding equipment and low welding cost.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic view of the structure of the present invention.
FIG. 2 is a schematic view of a welding torch according to the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
1-torch body, 2-wire insertion opening, 3-wire, 4-feed upper wheel, 5-feed lower wheel, 6-vertical shaft, 7-connecting shaft, 8-wire connection, 9-return spring, 10-feed trigger, 11-control circuit board module, 12-high voltage pulse power supply device, 13-wire guide tube, 14-spacer, 15-shielding gas nozzle, 16-plasma electrode, 17-conductive head, 18-gas inlet channel, 19-power indicator lamp, 20-compression arc nozzle, 21-arc, 22-plasma arc, 23-torch handle, 24-welding torch, 25-shielding gas, 26-plasma gas, 27-center gas, 28-power-on switch, 29-air hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-2, the present invention provides a technical solution: a hand-held high-voltage pulse arc plasma homogeneous metal welding device comprises a welding gun body part 1 and a high-voltage pulse power supply device 12, wherein a welding torch 24 is arranged at the front end of the welding gun body part 1, a welding wire inserting hole 2 is inserted in the center of the rear end of the welding gun body part 1, a vertical shaft 6 is welded on the right side of the top of the inner wall of the welding gun body part 1, an upper welding wire feeding wheel 4 is arranged at the bottom of the vertical shaft 6, a lower welding wire feeding wheel 5 is arranged at the bottom of the upper welding wire feeding wheel 4, the axes of the upper welding wire feeding wheel 4 and the lower welding wire feeding wheel 5 are horizontal and parallel to each other, the roller surfaces of the upper welding wire feeding wheel 4 and the lower welding wire feeding wheel 5 are arranged oppositely, a welding gun hand-held part 23 is welded on the right side of the bottom of the welding gun body part 1, a feeding trigger 10 is rotatably arranged on the left side of the, a return spring 9 is fixedly arranged between the right end of the feeding trigger 10 and the inner wall of the welding gun holding part 23, a lead connector 8 is arranged at the center of the bottom of the feeding trigger 10, a control circuit board module 11 is screwed in the center of the inner cavity of the welding gun body part 1, and the control circuit board module 11 is electrically connected with a high-voltage pulse power supply device 12 through the lead connector 8.
Wherein, the welding torch 24 comprises a protective gas nozzle 15, a plasma electrode 16, a conductive head 17, a compression arc nozzle 20 and an air hole 29, the protective gas nozzle 15 is arranged on the left side of the welding body part 1 through the base of the welding torch, the inner cavity of the protective gas nozzle 15 comprises the compression arc nozzle 20, the inner cavity of the compression arc nozzle 20 comprises the plasma electrode 16, the inner cavity of the plasma electrode 16 comprises the conductive head 17, a metal wire 3 is inserted between the conductive head 17 and the welding wire inserting opening 2 through a through hole, and the conducting head 17 is conducted with the metal wire 3, the gas holes 29 are arranged between the opposite inner sides of the protective gas nozzle 15, the plasma electrode 16, the conducting head 17 and the compressed arc nozzle 20 at equal intervals, and the welding torch base, the protective gas nozzle 15 and the compressed arc nozzle 20 in the welding torch 24 structure are all made of high-temperature-resistant insulating ceramic materials.
The center of the inner cavity of the welding body part 1 is transversely provided with a welding wire guide pipe 13, the welding wire guide pipe 13 and the welding wire insertion opening 2 are on the same horizontal central axis, and the inner cavity of the welding wire guide pipe 13 is sleeved with the metal wire 3.
The wire insertion opening 2, the wire guide tube 13, and the contact head 17 are located on the same horizontal central axis.
The left end of the wire 3 generates an arc 21.
The gas hole 29 between the shield gas nozzle 15 and the compression arc nozzle 20 supplies the shield gas 25, the gas hole 29 between the compression arc nozzle 20 and the plasma electrode 16 supplies the plasma gas 26, the gas hole 29 between the plasma electrode 16 and the conductive tip 17 supplies the center gas 27, and the center gas 27 generates the plasma arc 22 upon becoming a plasma state.
The right side of the welding torch 24 is provided with a spacer 14, the spacer 14 is positioned between the conductive head 17 and the opposite inner side of the welding wire guide tube 13, the upper part of the welding torch 24 is provided with an air inlet channel 18, the air inlet channel 18 is positioned on the left side of the spacer 14, the spacer 14 is made of high-temperature-resistant insulating ceramic materials, and argon with the purity of 99.9 percent is used as protective gas in the welding process.
Power indicator 19 has been inlayed to the right-hand member bottom of welding body portion 1, power indicator 19 and control circuit board module 11 electric connection, the right side top of welding handheld portion 23 is equipped with circular telegram switch 28, circular telegram switch 28's one end and control circuit board module 11 electric connection, circular telegram switch 28's the other end passes through wire connector 8 and high-voltage pulse power supply unit 12 electric connection, for the convenient circular telegram condition of instructing welder, power indicator 19 shows green under the normal circular telegram condition, power indicator 19 that breaks down shows red.
One specific application of this embodiment is: when in use, the welding wire 3 is firstly inserted into the welding gun along the wire insertion port 2, passes through the wire guide pipe 13 until penetrating out of the conductive head 17, and then is connected to the high-voltage pulse power supply device 12. According to the materials to be welded, the high-voltage pulse power supply device 12 is adjusted until the voltage meets the requirement, the high-voltage pulse power supply device 12 is connected with the control circuit board module 11 through the conductive head 17 and the power-on switch 28 in sequence, and the control circuit board module 11 is connected with the plasma electrode 16 and the conductive head 17 through the conducting wire. Argon gas is supplied through the gas inlet passage 18 and the gas hole 29 so as to surround the wire 3 and a plasma welding current is caused to flow between the welding torch 24 and the welding parent metal by the gas, thereby generating a plasma arc 22. The wire 3 functions as an electrode for generating an arc, and the tip thereof is melted to form a droplet, thereby assisting bonding with the welding base material.
In the welding torch 24, a shielding gas 25 such as argon is supplied to the welding base material through a gas hole 29 between the shielding gas nozzle 15 and the compressed arc nozzle 20, and the arc 21 and the plasma arc 22 are blocked from the atmosphere by the shielding gas 25. A center gas 27 such as argon is supplied from a gap between the plasma electrode 16 and the conductive head 17, and the center gas 27 is used to generate the plasma arc 22 upon becoming a plasma state. In addition, a plasma gas 26 such as argon is supplied from a gas hole 29 between the compression arc nozzle 20 and the plasma electrode 16, and the plasma gas 26 is used to compress the plasma arc 22. Also, during the wire feeding, the welding speed is controlled by driving the upper feeding wheel 4 and the lower feeding wheel 5 by the feeding trigger 10.
The whole device is convenient and practical, has wide application range, and especially has high practical value and obvious application prospect in families and laboratories. In addition, the necessary protective clothing must be worn in the process of using the device, and the device is far away from inflammable and explosive articles.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
the preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (8)
1. The utility model provides a hand-held type high voltage pulse arc plasma homogeneous metal welding set, includes welder body portion (1) and high voltage pulse power supply unit (12), its characterized in that: the welding gun comprises a welding gun body (1), a welding torch (24) is arranged at the front end of the welding gun body (1), a welding wire insertion hole (2) is inserted in the center of the rear end of the welding gun body (1), a vertical shaft (6) is welded on the right side of the top of the inner wall of the welding gun body (1), an upper welding wire feeding wheel (4) is arranged at the bottom of the vertical shaft (6), a lower welding wire feeding wheel (5) is arranged at the bottom of the upper welding wire feeding wheel (4), the axes of the upper welding wire feeding wheel (4) and the lower welding wire feeding wheel (5) are horizontal and parallel to each other, the roller surfaces of the upper welding wire feeding wheel (4) and the lower welding wire feeding wheel (5) are arranged oppositely, a welding gun handheld portion (23) is welded on the right side of the bottom of the welding gun body (1), a feeding trigger (10) is rotatably arranged on the left side of the, the top of connecting axle (7) with the axle center department fixed connection of welding wire pay-off lower round (5), the right-hand member of pay-off trigger (10) with fixed reset spring (9) that are equipped with between the inner wall of welder handheld portion (23), the bottom central authorities of pay-off trigger (10) are equipped with wire connector (8), the inner chamber central authorities spiro union of welder somatic part (1) has control circuit board module (11), control circuit board module (11) through wire connector (8) with high-voltage pulse power supply unit (12) electric connection.
2. A hand-held high voltage pulsed arc plasma homogeneous metal welding apparatus as set forth in claim 1, wherein: the welding torch (24) comprises a protective gas nozzle (15), a plasma electrode (16), a conductive head (17), a compression arc nozzle (20) and a gas hole (29), a protective gas nozzle (15) is arranged on the left side of the welding body part (1) through a welding torch base, the inner cavity of the protective gas nozzle (15) contains a compressed arc nozzle (20), the inner cavity of the compressed arc nozzle (20) contains a plasma electrode (16), the inner cavity of the plasma electrode (16) comprises a conductive head (17), a metal wire (3) is inserted between the conductive head (17) and the welding wire insertion opening (2) through the through hole, and the conductive head (17) is communicated with the metal wire (3), and the protective gas nozzle (15), the plasma electrode (16), the conductive head (17) and the compressed arc nozzle (20) are provided with air holes (29) at equal intervals.
3. A hand-held high voltage pulsed arc plasma homogeneous metal welding apparatus as set forth in claim 2, wherein: the welding wire guiding pipe (13) is transversely arranged in the center of the inner cavity of the welding body part (1), the welding wire guiding pipe (13) and the welding wire inserting opening (2) are on the same horizontal central axis, and the inner cavity of the welding wire guiding pipe (13) is sleeved with the metal wire (3).
4. A hand-held high voltage pulsed arc plasma homogeneous metal welding apparatus as set forth in claim 3, wherein: the welding wire insertion opening (2), the welding wire guide pipe (13) and the contact head (17) are located on the same horizontal central axis.
5. A hand-held high voltage pulsed arc plasma homogeneous metal welding apparatus as set forth in claim 2, wherein: the left end of the wire (3) generates an arc (21).
6. A hand-held high voltage pulsed arc plasma homogeneous metal welding apparatus as set forth in claim 2, wherein: the gas hole (29) between the shield gas nozzle (15) and the compression arc nozzle (20) provides shield gas (25), the gas hole (29) between the compression arc nozzle (20) and the plasma electrode (16) provides plasma gas (26), the gas hole (29) between the plasma electrode (16) and the conductive head (17) provides center gas (27), and the center gas (27) generates a plasma arc (22) according to becoming a plasma state.
7. A hand-held high voltage pulsed arc plasma homogeneous metal welding apparatus as set forth in claim 1, wherein: the right side of the welding torch (24) is provided with a spacer (14), the spacer (14) is positioned between the conductive head (17) and the opposite inner sides of the welding wire guide tube (13), the upper part of the welding torch (24) is provided with an air inlet channel (18), and the air inlet channel (18) is positioned on the left side of the spacer (14).
8. A hand-held high voltage pulsed arc plasma homogeneous metal welding apparatus as set forth in claim 1, wherein: the right-hand member bottom of welding this somatic part (1) has inlayed power indicator (19), power indicator (19) with control circuit board module (11) electric connection, the right side top of welding handheld portion (23) is equipped with circular telegram switch (28), the one end and the control circuit board module (11) electric connection of circular telegram switch (28), the other end of circular telegram switch (28) pass through wire connector (8) with high-voltage pulse power supply unit (12) electric connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910954443.7A CN110549026A (en) | 2019-10-09 | 2019-10-09 | Handheld high-voltage pulse arc plasma homogeneous metal welding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910954443.7A CN110549026A (en) | 2019-10-09 | 2019-10-09 | Handheld high-voltage pulse arc plasma homogeneous metal welding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110549026A true CN110549026A (en) | 2019-12-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910954443.7A Pending CN110549026A (en) | 2019-10-09 | 2019-10-09 | Handheld high-voltage pulse arc plasma homogeneous metal welding device |
Country Status (1)
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| CN (1) | CN110549026A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0094324A1 (en) * | 1982-05-12 | 1983-11-16 | PRESTINOX S.A. Société Anonyme dite: | Feeding appliance for solder wire for an electric soldering iron of the pencil type |
| CN1925947A (en) * | 2004-03-29 | 2007-03-07 | 林肯环球公司 | Welding torch with plasma assist |
| CN101767247A (en) * | 2008-12-26 | 2010-07-07 | 株式会社大亨 | Plasma gma welding method |
| CN107199387A (en) * | 2016-03-18 | 2017-09-26 | 林肯环球股份有限公司 | System and method for the distance type engine driving type source of welding current |
| CN107470735A (en) * | 2017-09-20 | 2017-12-15 | 宁波市中迪工贸有限公司 | The manual wire feeder of welding gun |
| CN207239353U (en) * | 2017-09-11 | 2018-04-17 | 马伟辉 | A kind of soldering hand-held welding gun easy to threading |
| CN108608126A (en) * | 2018-04-03 | 2018-10-02 | 哈尔滨工程大学 | Plasma shunts consumable electrode arc welding connection device and welding method |
| CN210818041U (en) * | 2019-10-09 | 2020-06-23 | 安徽工业大学 | Handheld high-voltage pulse arc plasma homogeneous metal welding device |
-
2019
- 2019-10-09 CN CN201910954443.7A patent/CN110549026A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0094324A1 (en) * | 1982-05-12 | 1983-11-16 | PRESTINOX S.A. Société Anonyme dite: | Feeding appliance for solder wire for an electric soldering iron of the pencil type |
| CN1925947A (en) * | 2004-03-29 | 2007-03-07 | 林肯环球公司 | Welding torch with plasma assist |
| CN101767247A (en) * | 2008-12-26 | 2010-07-07 | 株式会社大亨 | Plasma gma welding method |
| CN107199387A (en) * | 2016-03-18 | 2017-09-26 | 林肯环球股份有限公司 | System and method for the distance type engine driving type source of welding current |
| CN207239353U (en) * | 2017-09-11 | 2018-04-17 | 马伟辉 | A kind of soldering hand-held welding gun easy to threading |
| CN107470735A (en) * | 2017-09-20 | 2017-12-15 | 宁波市中迪工贸有限公司 | The manual wire feeder of welding gun |
| CN108608126A (en) * | 2018-04-03 | 2018-10-02 | 哈尔滨工程大学 | Plasma shunts consumable electrode arc welding connection device and welding method |
| CN210818041U (en) * | 2019-10-09 | 2020-06-23 | 安徽工业大学 | Handheld high-voltage pulse arc plasma homogeneous metal welding device |
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