CN114101870A - Semi-automatic electric arc welding gun and gun head thereof - Google Patents
Semi-automatic electric arc welding gun and gun head thereof Download PDFInfo
- Publication number
- CN114101870A CN114101870A CN202111482190.1A CN202111482190A CN114101870A CN 114101870 A CN114101870 A CN 114101870A CN 202111482190 A CN202111482190 A CN 202111482190A CN 114101870 A CN114101870 A CN 114101870A
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- welding gun
- corrugated pipe
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- arc welding
- sliding block
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- 238000003466 welding Methods 0.000 title claims abstract description 102
- 238000010891 electric arc Methods 0.000 title claims description 5
- 239000007788 liquid Substances 0.000 claims abstract description 26
- 238000001125 extrusion Methods 0.000 claims description 11
- 239000011248 coating agent Substances 0.000 claims description 4
- 238000000576 coating method Methods 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 12
- 230000008569 process Effects 0.000 description 10
- 239000002893 slag Substances 0.000 description 10
- 230000000694 effects Effects 0.000 description 5
- 238000004140 cleaning Methods 0.000 description 4
- 238000010008 shearing Methods 0.000 description 4
- 239000012535 impurity Substances 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
Images
Classifications
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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
- B23K9/00—Arc welding or cutting
- B23K9/24—Features related to electrodes
- B23K9/28—Supporting devices for electrodes
-
- 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
- B23K9/24—Features related to electrodes
- B23K9/28—Supporting devices for electrodes
- B23K9/287—Supporting devices for electrode holders
-
- 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
- B23K9/32—Accessories
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- Resistance Welding (AREA)
Abstract
The invention belongs to the technical field of arc welding gun production, and particularly relates to a semi-automatic arc welding gun and a gun head thereof, wherein the semi-automatic arc welding gun comprises a slide rail, a slide block, a welding gun and a corrugated pipe, wherein a through groove is formed in the slide rail, and a guide wire wheel and a rocking wheel are arranged at two ends of the slide rail; the two sides of the sliding block are respectively provided with a corrugated pipe, one end of each corrugated pipe is fixedly connected with the end part of the corresponding through groove, one end of each corrugated pipe, which is far away from the end part of the corresponding through groove, is in contact with the sliding block, the corrugated pipes are filled with non-Newtonian liquid, the number of the corrugated pipes is more than one, the volumes of the non-Newtonian liquid filled in the corrugated pipes are the same, and the corrugated pipes are used for preventing the sliding block from suddenly shaking or moving at a required position; the two sides of the slide block are wound and fixed with the rocking wheel through a wire guide wheel through a wire rope and are used for controlling the movement of the slide block; the through hole has been seted up to the slide rail, when welder meets external force and shakes suddenly or removes, has improved welder stability of during operation, and the volume further reduces.
Description
Technical Field
The invention belongs to the technical field of arc welding gun production, and particularly relates to a semi-automatic arc welding gun and a gun head thereof.
Background
Semi-automatic arc welding, in which the welding process is partially automated by mechanical-electrical means and partially performed manually. The wire feeder of the semi-automatic welding machine can automatically feed the welding wire into the arc area along with the melting of the welding wire, movement of the arc along the joint is accomplished by means of a hand-held torch, whereas in semi-automatic welding, because the welding gun is fixed in the welding process, under the conditions of replacing workpieces or carrying out multiplex welding at the same station and the like, the height of the welding gun is often required to be adjusted to adapt to different welding positions, the fixed welding gun can not meet the requirements, the prior art adjusts the height by matching a lead screw, a driving motor, a controller and other devices, however, this height adjustment method requires a power supply device, a driving device, and a control device, and further requires wiring and wiring, and has a relatively complex structure, and the large space is required, so that the method is difficult to effectively apply to simple stations, especially stations with small space; meanwhile, the application range is further limited because the work can be effectively performed under the condition that electricity is needed.
A welder height adjusting device for little station semi-automatic welding is disclosed in patent CN105665985B, its characterized in that: the welding gun welding device comprises a guide shaft and a sliding block, wherein the sliding block is used for mounting a welding gun and is slidably sleeved on the guide shaft; two mounting holes matched with the guide grooves are formed in the sliding block, a positioning pin is inserted in each mounting hole in a reciprocating telescopic mode, the positioning pins are embedded into and withdrawn from the positioning holes under the driving of the pushing mechanism, and locking and unlocking of the sliding block along the guide shafts are achieved. The welding gun has the advantages that the height of the welding gun can be adjusted on the premise of less increase of parts; the defect is that the side edge of the guide shaft adopts a crank and a rack to drive the sliding block to move, and the space utilization rate can be further optimized.
In view of the above, in order to overcome the technical problems, the invention designs a semi-automatic arc welding gun and a gun head thereof, and solves the technical problems.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: need adjust welder's height during the welding to adapt to different welding position, and fixed welder can't satisfy above-mentioned requirement, and prior art adopts crank and rack to drive the slider and removes at the guiding axle side, and semi-automatic arc welding welder still waits to further optimize in the aspect of space utilization.
The invention provides a semi-automatic electric arc welding gun, which comprises a slide rail, a slide block, a welding gun and a corrugated pipe, wherein a through groove is arranged in the slide rail, and a guide wire wheel and a rocking wheel are arranged at two ends of the slide rail; the two sides of the sliding block are respectively provided with a corrugated pipe, the corrugated pipes on the two sides are communicated through a guide pipe, one end of each corrugated pipe is fixedly connected with the end part of the corresponding through groove, one end, far away from the end part of the corresponding through groove, of each corrugated pipe is in contact with the sliding block, the corrugated pipes are filled with non-Newtonian liquid, the number of the corrugated pipes is more than one, the volumes of the non-Newtonian liquid filled in the corrugated pipes are the same, and the corrugated pipes are used for preventing the sliding block from suddenly shaking or moving at a required position; the two sides of the slide block are wound and fixed with the rocking wheel through a wire guide wheel through a wire rope and are used for controlling the movement of the slide block; the slide rail is provided with a through hole.
Preferably, the slider includes fixed block, cam and knob, fixed block figure is two, and be sliding connection with the slider, the cam passes through the connecting rod that sets up in the slider through-hole and is connected with knob fixed connection, and fixed block, cam and knob cooperation are further fixed the slider when the slider moves required position.
Preferably, the corrugated pipe comprises an inner corrugated pipe and an outer corrugated pipe, the inner corrugated pipe is filled with non-Newtonian liquid, and the outer corrugated pipe is provided with air holes.
Preferably, an extrusion head is arranged between the through groove and the corrugated pipe, and the extrusion head is fixedly connected with the corrugated pipe.
Preferably, the through holes and the air holes are positioned on the same vertical line; the shape of the through hole is conical.
Preferably, the outer layer of the outer corrugated pipe is a heat-resistant coating.
The arc welding gun head provided by the invention is suitable for the semi-automatic arc welding gun in the preferred scheme.
The invention has the following beneficial effects:
1. according to the semi-automatic arc welding gun, after the semi-automatic arc welding gun is moved to the designated position, the rocking wheel stops rotating, the sliding block stops moving, the non-Newtonian liquid utilizes the characteristic that the linear relation between the self shear stress and the shear strain rate is not satisfied, when the welding gun suddenly shakes or moves due to external force, the non-Newtonian liquid is sheared and hardened, the external force can be dispersed, shaking of the welding gun is reduced, the stability of the welding gun during working is improved, compared with the prior art, parts used by the semi-automatic arc welding gun are further reduced, the occupied external space is smaller, the size is further reduced, and the actual using effect of the semi-automatic arc welding gun is improved.
2. According to the semi-automatic arc welding gun, when the inner corrugated pipe 41 and the outer corrugated pipe 42 are compressed, air in a gap is extruded out, impurities on the surface of the welding gun 3 are pretreated by the extruded air, welding slag or residues on the surface of the welding gun 3 are blown off, the influence of the welding slag or residues on welding during welding is reduced, and the welding quality is improved.
Drawings
The invention will be further explained with reference to the drawings.
FIG. 1 is a body diagram of the present invention;
FIG. 2 is a side view of the present invention;
FIG. 3 is a front cross-sectional view of the present invention;
FIG. 4 is a front cross-sectional view of the anchor of the present invention;
FIG. 5 is a side partial cross-sectional view of the anchor block of the present invention;
FIG. 6 is a partial cross-sectional view of the bellows of the present invention;
in the figure: the welding device comprises a sliding rail 1, a sliding block 2, a welding gun 3, a corrugated pipe 4, a through groove 11, a wire guide wheel 12, a rocking wheel 13, a through hole 14, a fixed block 21, a cam 22, a knob 23, a connecting rod 24, an inner corrugated pipe 41, an outer corrugated pipe 42, an air hole 43 and an extrusion head 44;
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
The invention provides a semi-automatic electric arc welding gun, which comprises a slide rail 1, a slide block 2, a welding gun 3 and a corrugated pipe 4, wherein a through groove 11 is arranged in the slide rail 1, and a guide wire wheel 12 and a rocking wheel 13 are arranged at two ends of the slide rail 1; the two sides of the sliding block 2 are both provided with corrugated pipes 4, and the corrugated pipes 4 at the two sides are communicated through guide pipes; one end of the corrugated pipe 4 is fixedly connected with the end part of the through groove 11, one end of the corrugated pipe 4, which is far away from the end part of the through groove 11, is contacted with the sliding block 2, the corrugated pipe 4 is filled with non-Newtonian liquid, the number of the corrugated pipes 4 is more than one, the volumes of the non-Newtonian liquid filled in the corrugated pipes 4 are the same, and the corrugated pipes 4 are used for preventing the sliding block 2 from suddenly shaking or moving at a required position; two sides of the sliding block 2 are wound and fixed with the rocking wheel 13 through a wire guide wheel 12 through a wire rope, and the wire guide wheel is used for controlling the sliding block 2 to move; the slide rail 1 is provided with a through hole 14;
when the semi-automatic arc welding gun works, firstly, the semi-automatic arc welding gun moves to a specified position, the rocking wheel 13 on one side rotates to pull the steel wire rope to rotate so as to drive the sliding block 2 to slowly move on the sliding rail 1, because the non-Newtonian liquids in the corrugated pipes 4 on two sides have the same volume, the corrugated pipe 4 on one side of the sliding block 2 is compressed in the moving process of the sliding block 2, the non-Newtonian liquid on the compressed side is guided into the corrugated pipe 4 on one side of the stretching through a guide pipe, the non-Newtonian liquids in the corrugated pipes 4 on two sides of the sliding block 2 are communicated, the pressure of the corrugated pipes 4 on two sides of the sliding block 2 is balanced, the sliding block 2 and the corrugated pipe 4 are always kept in contact in the moving process of the sliding block 2 and after the sliding block 2 reaches the specified position, when the sliding block 3 moves to the specified position, the rocking wheel 13 stops rotating, the sliding block 2 stops moving, the non-Newtonian liquid utilizes the characteristic that the self shearing stress and the shearing strain rate do not meet the linear relation, when the welding gun suddenly shakes or moves due to external force, the non-Newtonian liquid is sheared and hardened, external force can be dispersed, shaking of the welding gun 3 is reduced, and stability of the welding gun 3 in working is improved;
as a specific embodiment of the present invention, the slider 2 includes two fixing blocks 21, two cams 22 and two knobs 23, the two fixing blocks 21 are slidably connected to the slider 2, the cams 22 are fixedly connected to the knobs 23 through the connecting rods 24 disposed in the through holes of the slider 2, and the fixing blocks 21, the cams 22 and the knobs 23 are matched to further fix the slider 2 when the slider 2 moves to a desired position;
when the sliding block 2 stops moving, the knobs 23 arranged on the two sides of the sliding block 2 rotate, the connecting rod 24 drives the cam 22 to rotate, the cam 22 rotates, the fixing blocks 21 on the two sides of the cam 22 extend out to interact with the through groove 11 arranged in the sliding rail 1, the friction force between the sliding block 2 and the sliding rail 1 is increased, and the sliding block 2 is kept stable;
as a specific embodiment of the present invention, the corrugated pipe 4 includes an inner corrugated pipe 41 and an outer corrugated pipe 42, the inner corrugated pipe 41 is filled with a non-newtonian liquid, and the outer corrugated pipe 42 is provided with an air vent 43;
when the sliding block 2 moves, the inner corrugated pipe 41 and the outer corrugated pipe 42 are arranged, the outer corrugated pipe 42 protects non-Newtonian liquid in the inner corrugated pipe 41 from being easy to leak, the gap between the inner corrugated pipe 41 and the outer corrugated pipe 42 is filled with air when being stretched, the air in the gap is extruded when the inner corrugated pipe 41 and the outer corrugated pipe 42 are compressed, the extruded air pretreats impurities on the surface of the welding gun 3, and blows off welding slag or residues on the surface of the welding gun 3, so that the influence of the welding slag or residues on welding is reduced, and the welding quality is improved;
as a specific embodiment of the present invention, an extrusion head 44 is disposed between the through groove 11 and the corrugated pipe 4, and the extrusion head 44 is fixedly connected to the corrugated pipe 4;
in the compression and stretching processes of the outer corrugated pipe 42, the outer surface of the outer corrugated pipe 42 is in contact with the through groove 11 in the slide rail 1, the outer corrugated pipe 42 is separated from the through groove 11 in the slide rail 1 through the extrusion head 44 arranged on the outer corrugated pipe 42, the friction between the outer corrugated pipe 42 and the through groove 11 in the slide rail 1 is reduced, the service life of the outer corrugated pipe 42 is prolonged, the use cost is reduced, and meanwhile, when the extrusion head 44 is in contact with the inner side of the through groove 11, the outer corrugated pipe 42 is extruded, the discharge of gas in the outer corrugated pipe 42 is accelerated, and the cleaning effect of the butt welding gun 3 is further improved;
as a specific embodiment of the present invention, the through hole 14 and the vent hole 43 are located on the same vertical line; the through hole 14 is conical in shape;
when the semi-automatic arc welding gun moves, when the inner corrugated pipe 41 and the outer corrugated pipe 42 are compressed, gas in a gap is extruded out, when the gas passes through the through hole 14, the pressure of the gas is increased in the process that the gas moves upwards from the bottom of the conical through hole 14, so that the cleaning effect of the gas discharged from the through hole 14 on the welding gun 3 is further improved, the aperture of the top of the through hole 14 is small, welding residues such as welding slag and the like can be reduced to fall into the through hole 14, and the damage of the welding slag on the corrugated pipe 4 during welding is reduced;
as a specific embodiment of the present invention, the outer layer of the outer corrugated tube 42 is a heat-resistant coating;
with the prolonging of the service time of the semi-automatic arc welding gun, part of welding slag falls into the through hole 41, and the probability of non-Newtonian liquid leakage in the inner corrugated pipe 41 is reduced and the damage of the welding slag to the corrugated pipe 4 during welding is further reduced through the heat-resistant coating on the outer surface of the outer corrugated pipe 42;
the invention provides an arc welding gun head suitable for a semi-automatic arc welding gun as claimed in claims 1-6.
An arc welding gun head is suitable for the semi-automatic arc welding gun.
The specific working process is as follows:
when the semi-automatic arc welding gun works, firstly, the semi-automatic arc welding gun moves to a specified position, the rocking wheel 13 on one side rotates to pull the steel wire rope to rotate, the sliding block 2 is driven to move slowly on the sliding rail 1, the non-Newtonian liquid in the corrugated pipes 4 on two sides is the same, the corrugated pipe 4 on one side is compressed in the moving process of the sliding block 2, the non-Newtonian liquid on the compressed side is guided into the corrugated pipe 4 on the stretching side through a guide pipe, the non-Newtonian liquid of the corrugated pipes 4 on two sides of the sliding block 2 is communicated, the pressure of the corrugated pipes 4 on two sides of the sliding block 2 is balanced, the gap between the inner corrugated pipe 41 and the outer corrugated pipe 42 is filled with gas in the stretching process, when the inner corrugated pipe 41 and the outer corrugated pipe 42 are compressed, the gas in the gap is extruded, impurities on the surface of the welding gun 3 are pretreated by the extruded gas, welding slag or residues on the surface of the welding gun 3 are blown off, the outer surface of the outer corrugated pipe 42 is contacted with the through groove 11 in the sliding rail 1, the outer corrugated pipe 42 is separated from the through groove 11 in the slide rail 1 through the extrusion head 44 arranged on the outer corrugated pipe 42, friction between the outer corrugated pipe 42 and the through groove 11 in the slide rail 1 is reduced, the service life of the outer corrugated pipe 42 is prolonged, the use cost is reduced, meanwhile, when the extrusion head 44 is in contact with the inner side of the through groove 11, the outer corrugated pipe 42 is extruded, the discharge of gas in the outer corrugated pipe 42 is accelerated, when the inner corrugated pipe 41 and the outer corrugated pipe 42 are compressed, gas in a gap is extruded, when the gas passes through the through hole 14, in the process that the gas moves upwards from the bottom of the conical through hole 14, the pressure of the gas is increased, so that the gas discharged from the through hole 14 further improves the cleaning effect on the welding gun 3, the top aperture of the through hole 14 is small, and the reduction of welding slag and other electric residues falling from the through hole 14 is facilitated;
after the welding gun moves to a specified position, the rocking wheel 13 stops rotating, the sliding block 2 stops moving, the non-Newtonian liquid utilizes the characteristic that the shearing stress and the shearing strain rate of the non-Newtonian liquid do not meet the linear relation, when the welding gun 3 suddenly shakes or moves due to external force, the non-Newtonian liquid is sheared and hardened and can disperse the external force, the shaking of the welding gun 3 is reduced, the knobs 23 arranged at two sides of the sliding block 2 rotate, the connecting rod 24 drives the cam 22 to rotate, the cam 22 rotates, the fixed blocks 21 at two sides of the cam 22 extend out to interact with the through groove 11 arranged in the sliding rail 1, the friction force between the sliding block 2 and the sliding rail 1 is increased, and the sliding block 2 is further kept stable;
in the manufacturing process of the semi-automatic arc welding gun, the sliding block 2 and the corrugated pipe 4 are firstly installed in the through groove 11 of the sliding rail 1 from one end of the sliding rail 1, and then the sliding rail 1 is fixed with the end part;
in the semi-automatic arc welding gun, the diameter of the outer corrugated pipe 42 is larger than that of the inner corrugated pipe 41, so that a gap is formed between the inner corrugated pipe 41 and the outer corrugated pipe 42, the inner corrugated pipe 41 is protected, and gas can be stored for cleaning the welding gun 3.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
1. A semi-automatic arc welding gun, characterized in that: the welding device comprises a sliding rail (1), a sliding block (2), a welding gun (3) and a corrugated pipe (4), wherein a through groove (11) is formed in the sliding rail (1), and a guide wire wheel (12) and a rocking wheel (13) are arranged at two ends of the sliding rail (1); the two sides of the sliding block (2) are respectively provided with a corrugated pipe (4), the corrugated pipes (4) on the two sides are communicated through a guide pipe, one end of each corrugated pipe (4) is fixedly connected with the end part of the through groove (11), one end, far away from the end part of the through groove (11), of each corrugated pipe (4) is in contact with the sliding block (2), the corrugated pipes (4) are filled with non-Newtonian liquid, the number of the corrugated pipes (4) is more than one, the volumes of the non-Newtonian liquid filled in the corrugated pipes (4) are the same, and the corrugated pipes (4) are used for preventing the sliding block (2) from suddenly shaking or moving at a required position; the two sides of the slide block (2) are wound and fixed with the rocking wheel (13) through a wire guide wheel (12) through a wire rope and are used for controlling the movement of the slide block (2); the slide rail (1) is provided with a through hole (14).
2. A semi-automatic arc welding gun according to claim 1, wherein: slider (2) are two including fixed block (21), cam (22) and knob (23), fixed block (21) figure, and be sliding connection with slider (2), connecting rod (24) and knob (23) fixed connection that cam (22) set up through slider (2) through-hole, fixed block (21), cam (22) and knob (23) cooperation are further fixed slider (2) when slider (2) move required position.
3. A semi-automatic arc welding gun according to claim 1, wherein: bellows (4) are including interior bellows (41) and outer bellows (42), interior bellows (41) intussuseption is filled with non-Newtonian liquid, bleeder vent (43) have been seted up on outer bellows (42).
4. A semi-automatic arc welding gun according to claim 1, wherein: an extrusion head (44) is arranged between the through groove (11) and the corrugated pipe (4), and the extrusion head (44) is fixedly connected with the corrugated pipe (4).
5. A semi-automatic arc welding gun according to claim 1, wherein: the through hole (14) and the air holes (43) are positioned on the same vertical line; the through hole (14) is conical in shape.
6. A semi-automatic arc welding gun according to claim 3, wherein: the outer layer of the outer corrugated pipe (42) is a heat-resistant coating.
7. An electric arc welding gun rifle head which characterized in that: suitable for use in a semi-automatic arc welding gun as claimed in claims 1-6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111482190.1A CN114101870B (en) | 2021-12-07 | 2021-12-07 | Semi-automatic arc welding gun and gun head thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111482190.1A CN114101870B (en) | 2021-12-07 | 2021-12-07 | Semi-automatic arc welding gun and gun head thereof |
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| CN114101870A true CN114101870A (en) | 2022-03-01 |
| CN114101870B CN114101870B (en) | 2024-04-26 |
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| CN214024220U (en) * | 2020-12-03 | 2021-08-24 | 烟台东昌波纹管制造有限公司 | Metal bellows processing welding set |
| CN112658438A (en) * | 2020-12-17 | 2021-04-16 | 上海亿诺焊接科技股份有限公司 | Deep type non-consumable electrode inert gas shielded arc welding wire feeding system |
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