CN113427155A - Multifunctional welding equipment under protective atmosphere - Google Patents
Multifunctional welding equipment under protective atmosphere Download PDFInfo
- Publication number
- CN113427155A CN113427155A CN202110708101.4A CN202110708101A CN113427155A CN 113427155 A CN113427155 A CN 113427155A CN 202110708101 A CN202110708101 A CN 202110708101A CN 113427155 A CN113427155 A CN 113427155A
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- welding
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- sliding module
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- 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
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- 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
- B23K10/00—Welding or cutting by means of a plasma
- B23K10/02—Plasma welding
-
- 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
- B23K9/00—Arc welding or cutting
- B23K9/16—Arc welding or cutting making use of shielding gas
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
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- Plasma & Fusion (AREA)
- Arc Welding In General (AREA)
Abstract
The invention discloses multifunctional welding equipment under a protective atmosphere, which comprises a box body, a supporting frame, a heating box, a plasma welding gun, a sliding module, an argon arc welding platform and a control device, wherein the box body is provided with a support frame; the heating box is fixedly arranged in the supporting frame; the plasma welding torch is arranged on the sliding module, and the control device can control the sliding module to extend/extend the plasma welding torch into/out of the heating box and regulate and control the welding displacement of the plasma welding torch in the XYZ three directions; the argon arc welding platform is arranged on the supporting frame; the box body covers the upper ends of the heating box and the argon arc welding platform, and the box body is always kept in protective atmosphere. The invention can perform backing welding of argon arc welding and automatic welding of plasma arc welding aiming at the problem of high welding difficulty of the thick plate component, and effectively avoids the phenomenon that the thick plate component is not welded through. The argon arc welding and the plasma arc welding are integrated in one argon filling box, so that the operation steps of bottoming and automatic welding are simplified, and protective gas does not need to be introduced.
Description
Technical Field
The invention belongs to the technical field of welding equipment, and particularly relates to multifunctional welding equipment under a protective atmosphere.
Background
Argon arc welding is a method for welding in an atmosphere of protective gas argon. The argon is used as the protective gas, so that the sample can be effectively prevented from contacting with air in the welding process, the sample is prevented from being oxidized, and the welding quality is improved. Argon arc welding realizes welding by melting a sample by free electric arc generated between an electrode and the sample and cooling and solidifying. The argon arc welding can be manually finished, and has the characteristics of flexibility and convenience.
Plasma arc welding, as well as a method requiring welding in a shielding gas. The gas is ionized into plasma arc by high voltage and high frequency oscillation, the plasma arc heats and melts the sample, and the welding is completed after the cooling and solidification. Compared with argon arc welding, plasma arc welding has higher energy density, larger depth-to-width ratio, smaller heat affected zone and smaller stress deformation.
Argon arc welding and plasma arc welding are both suitable for welding thin plate parts, and incomplete penetration may occur when welding thick test pieces. At the moment, the argon arc welding is used for backing welding, and then the plasma arc welding is used for automatic welding of the back, so that the welding of a thicker sample can be realized. Traditional argon arc welding and plasma arc welding need to be carried out on two sets of independent equipment, and the welding gun need be let in argon gas as shielding gas all the time in the welding process.
Disclosure of Invention
The multifunctional welding equipment under the protective atmosphere can centralize argon arc welding and plasma arc welding on one equipment, the cooperative operation of the argon arc welding and the plasma arc welding is completed in one welding box, argon is filled in the welding box to be used as shielding gas, the welding gun is not required to be additionally communicated with the shielding gas, the plasma arc welding is provided with a control device, the movement of a heating box platform and the movement of the plasma welding gun can be controlled, the welding precision is high, and the operation is easy; and the welding equipment can also carry out bottoming-automatic welding of thicker samples.
Specifically, the invention provides multifunctional welding equipment under a protective atmosphere, which comprises a box body, a supporting frame, a heating box, a plasma welding gun, a sliding module, an argon arc welding platform and a control device, wherein the box body is provided with a support frame;
the heating box is fixedly arranged in the supporting frame and used for placing and heating a sample to be welded;
a sliding module is connected above the heating box, the plasma welding gun is installed on the sliding module, the control device is electrically connected with the sliding module, and the control device can control the sliding module to extend/extend the plasma welding gun into/out of the heating box and regulate and control the welding displacement of the plasma welding gun in the XYZ three directions;
the argon arc welding platform is arranged on the supporting frame;
the box covers the heating cabinet with argon arc welds the platform upper end, keep argon gas atmosphere throughout in the box, make plasma arc weld and argon arc weld the process and be in argon gas atmosphere throughout.
As a further illustration of the present invention, the welding apparatus further comprises a transition bin;
the transition bin is connected to one side of the box body, sealing cover plates are arranged at two ends of the transition bin, and the sealing cover plate close to one end of the box body is used for separating/communicating the box body and the transition bin;
the transition bin is connected with a vacuum pump, the vacuum pump is electrically connected with the control device, and the vacuum pump is used for vacuumizing the transition bin.
As a further illustration of the present invention, the transition bin is specifically configured as two of different sizes.
As a further explanation of the invention, the heating box comprises an upper heat insulation platform and a lower heating chamber, a heating chamber is formed in the lower heating chamber, and a heating platform and a water cooling device are arranged in the heating chamber.
As a further explanation of the invention, the upper heat insulation platform is further provided with a welding port, one side of the welding port is connected with a heat insulation cover plate, and the welding port is used for the plasma welding gun to extend into/out of the heating chamber.
As a further explanation of the invention, the peripheries of the upper heat insulation platform and the lower heating chamber are respectively composed of structures of an inner aluminum silicate plate, middle heat insulation cotton and an outer metal plate.
As a further explanation of the present invention, the sliding module includes X-direction sliding rails disposed on both sides of the upper end of the supporting frame, the upper heat insulation platform is slidably fitted on the X-direction sliding rails, and the upper heat insulation platform can move out of the lower heating chamber along the X-axis direction or move a small distance along the X-axis direction during the welding process.
As a further description of the present invention, the sliding module further includes a YZ sliding module fixed on the upper heat insulation platform, the plasma welding torch is mounted on the YZ sliding module, and the YZ sliding module is used for controlling the movement of the plasma welding torch in the Y-axis direction and the Z-axis direction.
As a further explanation of the invention, an observation window and a glove port are arranged on the side surface of the box body, and the observation window and the glove port are arranged at the positions above two stations of plasma arc welding and argon arc welding.
As a further explanation of the invention, the argon arc welding platform is also provided with a clamp.
Compared with the prior art, the invention has the following beneficial technical effects:
the invention can perform backing welding of argon arc welding and automatic welding of plasma arc welding aiming at the problem of high welding difficulty of the thick plate component, and can effectively avoid the phenomenon that the thick plate component is not welded through. The argon arc welding and the plasma arc welding are integrated in one argon filling box, so that the operation steps of bottoming and automatic welding are simplified, shielding gas does not need to be introduced, and a welding gun is simplified.
Drawings
FIG. 1 is a schematic structural diagram of a multifunctional welding apparatus under a protective atmosphere provided by the present invention;
fig. 2 is a schematic structural diagram of a welding device in a box body of the multifunctional welding equipment under the protective atmosphere provided by the invention.
Description of reference numerals:
1. a box body; 2. an observation window; 3. a glove port; 4. a control device; 5. a transition bin; 6. sealing the cover plate; 7. a support frame; 8. an X-direction sliding track; 9. an upper thermally insulating platform; 10. a lower heating bin; 11. a heat insulating cover plate; 12. a YZ-direction sliding module; 13. a plasma welding gun; 14. an argon arc welding platform; 15. a clamp; 16. and (4) heating the box.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. 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.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or the orientations or positional relationships that the products of the present invention are conventionally placed in use, and are only used for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal", "vertical" and the like do not imply that the components are required to be absolutely horizontal or pendant, but rather may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The technical solution of the present invention will be explained with reference to specific embodiments.
As shown in fig. 1-2, a multifunctional welding device under a protective atmosphere is provided, which comprises a box body 1, a supporting frame 7, a heating box 16, a plasma welding gun 13, a sliding module, an argon arc welding platform 14 and a control device 4;
the heating box 16 is fixedly arranged in the supporting frame 7, and the heating box 16 is used for placing and heating a sample to be welded;
a sliding module is connected above the heating box 16, the plasma welding gun 13 is installed on the sliding module, the control device 4 is electrically connected with the sliding module, and the control device 4 can control the sliding module to extend/extend the plasma welding gun 13 into/out of the heating box 16 and regulate and control the welding displacement of the plasma welding gun 13 in three directions of XYZ; the argon arc welding platform 14 is arranged on the supporting frame 7;
the box 1 covers the heating cabinet 16 with argon arc welds the 14 upper ends of platform, keep argon gas atmosphere throughout in the box 1, make plasma arc weld and argon arc weld the process and be in argon gas atmosphere throughout to satisfy argon arc and weld and plasma arc and weld the requirement to the shielding gas.
And the argon arc welding platform 4 is also provided with a clamp 15 for fixing a sample to be welded. In the argon arc welding process, a sample to be welded is fixed on the clamp 15, and then the argon arc welding gun is manually operated to weld.
Because the box body 1 is always kept in the argon atmosphere, the sample is protected by the argon gas in the welding process, and oxidation cannot occur. Because the sample is always under the protection of argon, the protective gas does not need to be additionally introduced into a connecting gas pipe in the welding gun, and the equipment is simplified. However, in plasma arc welding, argon gas is still required to be introduced into the plasma torch 13 as an ion gas to generate plasma arc.
When thick plate components are welded, for example, when thick plate single-side groove butt welding is performed, backing welding on the back surface of an interface can be performed on the argon arc welding platform 14, then a sample is transferred into the heating box 16 in the box body 1, whether heating is performed or not is selected according to actual needs, and then the plasma welding gun 13 is controlled to perform automatic plasma arc welding, so that backing-automatic welding of the thick plate components can be completed in the box body 1 in a coordinated manner.
In an implementable manner, the welding device further comprises a transition bin 5; the transition bin 5 is connected to one side of the box body 1, sealing cover plates 6 are arranged at two ends of the transition bin 5, and the sealing cover plate 6 close to one end of the box body 1 is used for separating/communicating the box body 1 and the transition bin 5; the transition bin 5 is connected with a vacuum pump, the vacuum pump is electrically connected with the control device 4, and the vacuum pump is used for vacuumizing the transition bin 5.
The transition bin 5 is used for placing a sample into the box body 1 or taking the sample out of the box body 1, before the sample is placed, the sealing cover plates 6 on the two sides are required to be sealed firstly, the transition bin 5 is vacuumized to ensure that the transition bin 5 is in a vacuum state, then the sealing cover plate 6 on one side far away from the box body 1 is opened, the sample is placed into the transition bin 5, the sealing cover plate 6 on the side is immediately closed, vacuumizing is carried out again, and finally the sealing cover plate 6 on one side close to the box body 1 is close to enable a worker to take the sample out of the transition bin 5 to the box body 1 for subsequent welding operation; above-mentioned transition bin 5's setting can effectively avoid the sample to bring into and take out the in-process and cause the influence to the protective atmosphere in the box 1.
Preferably, the transition bin 5 is specifically set to be two with different sizes, so that the requirements for taking and placing samples with different sizes are met.
The control device 4 is also provided with a display for controlling the vacuum pump, the plasma torch 13, the slide module, and the like, and displaying the atmosphere of the box 1 and the transition bin 5.
Specifically, the heating cabinet 6 includes thermal-insulated platform 9 and lower hot bunker 10 two parts, constitute the heating chamber in the hot bunker 10 down, set up warm table and water cooling plant in the heating chamber to satisfy heating and refrigerated needs among the welding process. The heating box 6 can heat the whole sample to be welded to a high temperature suitable for deformation and preserve heat, so that cracks of the brittle sample caused by overlarge stress in the welding process and the cooling process are avoided.
Furthermore, in order to prevent heat loss, the peripheries of the upper heat insulation platform 9 and the lower heating chamber 10 are respectively composed of structures of an inner aluminum silicate plate, middle heat insulation cotton and an outer metal plate.
In an achievable manner, the sliding module comprises X-direction sliding rails 8 arranged on both sides of the upper end of the supporting frame 7, the upper heat insulation platform 9 is in sliding fit with the X-direction sliding rails 8, and the upper heat insulation platform 9 can move out of the lower heating chamber 10 along the X-axis direction or move for a small distance along the X-axis direction during the welding process.
The sliding module further comprises a YZ-direction sliding module 12 fixed on the upper heat insulation platform 9, the plasma welding torch 13 is installed on the YZ-direction sliding module 12, and the YZ-direction sliding module 12 is used for controlling the movement of the plasma welding torch 13 in the Y-axis direction and the Z-axis direction.
The upper heat insulation platform 9 can be moved out of the lower heating box platform 10 along the X-axis direction to expose the heating chamber, so that the requirement of clamping a sample is met. In addition, the upper heat insulation platform 9 can move for a small distance along the X-axis direction in the welding process so as to meet the welding requirement; because the heat insulation surrounding plates around the lower heating bin 10 are thick, no gap is generated in the process of moving at a small distance, and heat loss is caused. And the slide module 12 can control the movement of the plasma torch 13 in the Y-axis direction and the Z-axis direction.
Furthermore, a welding port is further formed in the upper heat insulation platform 9, a heat insulation cover plate 11 is connected to one side of the welding port, and the welding port is used for the plasma welding gun 13 to stretch into/out of the heating chamber.
During heating of the heating box 16, the insulating cover 11 is closed, with the plasma torch 13 outside the heating box 16. After heating to a certain temperature, the heat insulation cover plate 11 is opened, the sliding module 12 is started to extend the plasma welding gun 13 into the heating chamber for welding, the small-range displacement adjustment of the plasma welding gun 13 in the Y-axis direction can be performed through the sliding module 12, the plasma welding gun 13 is moved out after the welding is finished, the heat insulation cover plate 11 is closed, and the heat preservation or slow cooling operation can be continuously performed.
An observation window 2 and a glove port 3 are arranged on the side face of the box body 1, and the observation window 2 and the glove port 3 are arranged at positions above two stations of plasma arc welding and argon arc welding; the observation window 2 is used for observing the internal conditions of an operator in real time when operating equipment, the glove port 3 is connected with the glove, and the operator can clamp a sample in the box body 1 through the glove port 3 and perform manual argon arc welding and other operations.
The multifunctional welding equipment provided by the invention can perform backing welding of argon arc welding and automatic welding of plasma arc welding aiming at the problem of high welding difficulty of the thick plate component, and can effectively avoid the phenomenon that the thick plate component is not welded completely. And the argon arc welding and the plasma arc welding are integrated in one argon filling box, so that the operation steps of priming and automatic welding are simplified, shielding gas does not need to be introduced, and a welding gun is simplified.
Finally, it should be noted that the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, and although the present invention is described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention.
Claims (10)
1. The utility model provides a multi-functional welding equipment under protective atmosphere which characterized in that: comprises a box body (1), a supporting frame (7), a heating box (16), a plasma welding gun (13), a sliding module, an argon arc welding platform (14) and a control device (4);
the heating box (16) is fixedly arranged in the supporting frame (7), and the heating box (16) is used for placing and heating a sample to be welded;
a sliding module is connected above the heating box (16), the plasma welding gun (13) is installed on the sliding module, the control device (4) is electrically connected with the sliding module, and the control device (4) can control the sliding module to extend/extend the plasma welding gun (13) into/out of the heating box (16) and regulate and control the welding displacement of the plasma welding gun (13) in three directions of XYZ;
the argon arc welding platform (14) is arranged on the supporting frame (7);
box (1) covers heating cabinet (16) with argon arc welds platform (14) upper end, keep argon atmosphere throughout in box (1), make plasma arc weld and argon arc weld the process and be in argon atmosphere throughout.
2. Multifunctional welding apparatus under protective atmosphere according to claim 1, characterized in that: the welding equipment further comprises a transition bin (5);
the transition bin (5) is connected to one side of the box body (1), sealing cover plates (6) are arranged at two ends of the transition bin (5), and the sealing cover plates (6) close to one end of the box body (1) are used for separating/communicating the box body (1) and the transition bin (5);
the transition bin (5) is connected with a vacuum pump, the vacuum pump is electrically connected with the control device (4), and the vacuum pump is used for vacuumizing the transition bin (5).
3. Multifunctional welding apparatus under protective atmosphere according to claim 2, characterized in that: the transition bin (5) is specifically set into two different sizes.
4. Multifunctional welding apparatus under protective atmosphere according to claim 1, characterized in that: the heating box (6) comprises an upper heat insulation platform (9) and a lower heating chamber (10), a heating chamber is formed in the lower heating chamber (10), and a heating platform and a water cooling device are arranged in the heating chamber.
5. Multifunctional welding apparatus under protective atmosphere according to claim 4, characterized in that: the plasma welding torch is characterized in that a welding port is further formed in the upper heat insulation platform (9), a heat insulation cover plate (11) is connected to one side of the welding port, and the welding port is used for enabling the plasma welding torch (13) to stretch into/out of the heating chamber.
6. Multifunctional welding apparatus under protective atmosphere according to claim 4, characterized in that: the peripheries of the upper heat insulation platform (9) and the lower heating chamber (10) are respectively composed of structures of an inner side aluminum silicate plate, middle heat insulation cotton and an outer side metal plate.
7. Multifunctional welding apparatus under protective atmosphere according to claim 4, characterized in that: the sliding module is including setting up X of braced frame (7) upper end both sides is to slip track (8), go up thermal-insulated platform (9) sliding fit and be in X is to slip track (8) are last, go up thermal-insulated platform (9) and can shift out along X axle direction lower heating bunker (10), perhaps carry out the small distance removal along X axle direction in welding process.
8. Multifunctional welding apparatus under protective atmosphere according to claim 7, characterized in that: the sliding module further comprises a YZ-direction sliding module (12) fixed on the upper heat insulation platform (9), the plasma welding gun (13) is installed on the YZ-direction sliding module (12), and the YZ-direction sliding module (12) is used for controlling the movement of the plasma welding gun (13) in the Y-axis direction and the Z-axis direction.
9. Multifunctional welding apparatus under protective atmosphere according to claim 1, characterized in that: box (1) side sets up observation window (2) and glove mouth (3), and is located plasma arc welding and argon arc welding two stations's top position and all disposes observation window (2) with glove mouth (3).
10. Multifunctional welding apparatus under protective atmosphere according to claim 1, characterized in that: and a clamp (15) is further arranged on the argon arc welding platform (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202110708101.4A CN113427155B (en) | 2021-06-24 | 2021-06-24 | Multifunctional welding equipment under protective atmosphere |
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| CN202110708101.4A CN113427155B (en) | 2021-06-24 | 2021-06-24 | Multifunctional welding equipment under protective atmosphere |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114700591A (en) * | 2022-04-14 | 2022-07-05 | 吴健丰 | Argon arc welding machine |
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| CN211192438U (en) * | 2019-12-16 | 2020-08-07 | 北京首铁中博机械设备有限公司 | Automatic welding machine for door belt of lower side door of open wagon |
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2021
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| GB1338866A (en) * | 1971-04-01 | 1973-11-28 | Philips Electronic Associated | Method of and device for plasma-mig-welding |
| CN1894070A (en) * | 2003-12-15 | 2007-01-10 | 弗罗纽斯国际有限公司 | Welding unit and welding method by means of which at least two different welding processes may be combined |
| US20170080523A1 (en) * | 2014-05-09 | 2017-03-23 | Gestamp Hardtech Ab | Methods for joining two blanks |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114700591A (en) * | 2022-04-14 | 2022-07-05 | 吴健丰 | Argon arc welding machine |
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