CN115383265B - Double-wire double-submerged arc welding equipment for T-shaped penetration fillet weld and use method thereof - Google Patents
Double-wire double-submerged arc welding equipment for T-shaped penetration fillet weld and use method thereof Download PDFInfo
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- CN115383265B CN115383265B CN202211069907.4A CN202211069907A CN115383265B CN 115383265 B CN115383265 B CN 115383265B CN 202211069907 A CN202211069907 A CN 202211069907A CN 115383265 B CN115383265 B CN 115383265B
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- 238000000034 method Methods 0.000 title claims abstract description 21
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- 244000261422 Lysimachia clethroides Species 0.000 claims description 8
- 230000004907 flux Effects 0.000 claims description 8
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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
- B23K9/18—Submerged-arc welding
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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
- B23K9/287—Supporting devices for electrode holders
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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
- B23K9/32—Accessories
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Abstract
The invention discloses double-wire double-submerged arc welding equipment for a T-shaped penetration fillet weld and a use method thereof. The double-wire double-submerged arc welding equipment provided by the invention can realize that the welding gun is aligned with the welding line, and has good welding precision.
Description
Technical Field
The invention relates to the technical field of welding, in particular to double-wire double-submerged arc welding equipment for T-shaped penetration fillet weld and a use method thereof.
Background
When the double-wire double-submerged-arc welding equipment is used for welding two plates by the T-shaped penetration fillet weld, because the position to be welded of the two plates is positioned at the joint of the two plates, the observation of workers is inconvenient, visual dead angles exist, and therefore, when a welding gun of the double-wire double-submerged-arc welding equipment moves to the position to be welded, the welding gun cannot be accurately aligned with the joint of the two plates, and the welding precision is poor.
Disclosure of Invention
The invention mainly aims to provide double-wire double-submerged arc welding equipment for a T-shaped penetration fillet weld and a use method thereof, and aims to solve the problem that welding accuracy is poor because a welding gun cannot be accurately aligned with a joint of two plates in the prior art.
In order to achieve the above object, the present invention provides a double-wire double-submerged arc welding apparatus of a T-shaped penetration fillet weld for welding a first plate and a second plate, the double-wire double-submerged arc welding apparatus of a T-shaped penetration fillet weld comprising:
the mounting frame is provided with a first area extending horizontally and a second area extending up and down, the first area is connected to the lower end of the second area and forms a T-shaped angle with the second area, a welding line is formed at the joint of the first area and the second area, the welding line has a welding direction from a welding starting point to a welding finishing point, the first area is used for mounting a first plate, and the second area is used for mounting a second plate;
the sliding seat is arranged above the first area and at one side of the second area, and the sliding seat is movably arranged along the welding direction;
the welding structure comprises a connecting seat, a welding gun and a driving motor, wherein the connecting seat is connected with the sliding seat through a gooseneck, the upper end of the welding gun is hinged to the connecting seat, the lower end of the welding gun is obliquely arranged towards the welding line, and the driving motor is used for driving the welding gun to rotate; the method comprises the steps of,
the upper positioning piece and the lower positioning piece extend up and down and can be movably arranged on the connecting seat along the up-down direction, a first positioning part is arranged at one end, close to the first area, of the upper positioning piece and the lower positioning piece, the horizontal positioning piece extends horizontally and can be movably arranged on the connecting seat along the horizontal direction, a second positioning part is arranged at one end, close to the second area, of the horizontal positioning piece, and projections of the upper positioning piece extension line, the lower positioning piece extension line and the welding gun extension line on a vertical plane intersect at one point;
when the welding gun moves along with the connecting seat towards the welding line, the first positioning part is abutted against the side surface of the first plate installed in the first area, and the second positioning part is abutted against the side surface of the second plate installed in the second area, so that the extension line of the welding gun is intersected with the welding line.
Optionally, be equipped with the first spout that extends from top to bottom on the connecting seat, upper and lower setting element includes upper and lower slide bar, upper and lower slide bar upper and lower slidable mounting in first spout, upper and lower slide bar be close to the one end in first region is equipped with first tail pole, first tail pole include the first mobile jib section that the level extends and from two first extension sections that deviate from along the direction slope in first region in the both ends of first mobile jib section, first location portion includes first tail pole.
Optionally, be equipped with the second spout of horizontal extension on the connecting seat, horizontal locating piece includes horizontal sliding rod, horizontal sliding rod horizontal sliding installation in the second spout, horizontal sliding rod be close to the one end in second region is equipped with the second tail pole, the second tail pole includes the second mobile jib section that extends from top to bottom and certainly two second extension sections that deviate from along the direction slope in second region of second mobile jib section's both ends, second location portion includes the second tail pole.
Optionally, two welding guns are provided, and the two welding guns are sequentially arranged along the welding direction;
the welding structure further comprises two wire feeding discs, two welding power sources and a welding flux supply pipeline, wherein the two wire feeding discs are used for respectively feeding welding wires to the two welding guns, one welding power source is used for being respectively and electrically connected with the first plate of the first area and the welding wires of one welding gun, the other welding power source is used for being respectively and electrically connected with the second plate of the second area and the welding wires of the other welding gun, and the welding flux supply pipeline is used for supplying welding flux to the welding wire.
Optionally, the device further comprises a first clamping structure and a second clamping structure, wherein the first clamping structure is arranged on the mounting frame and used for clamping the first plate, so that the first plate is fixed in the first area, and the second clamping structure is arranged on the mounting frame and used for clamping the second plate, so that the second plate is fixed in the second area.
Optionally, the device further comprises a horizontal sliding table, wherein the horizontal sliding table is located above the first area and slidably installed on the mounting frame along the horizontal direction, and the second clamping structure is arranged on the horizontal sliding table.
The invention also provides a use method of the double-wire double-submerged arc welding equipment for the T-shaped penetration fillet weld, which comprises the following steps of:
mounting a first plate in the first area, and mounting a second plate in the second area;
controlling the welding gun to rotate through a control device so that the angle between the welding gun and the horizontal plane is a preset welding angle;
moving the upper and lower positioning members and the horizontal positioning member to form a first rectangular structure, so that an extension line of the welding gun coincides with a diagonal line of the first rectangular structure;
the gooseneck is adjusted so that the connecting seat moves towards the welding line, the first positioning portion abuts against the side face of the first plate, the second positioning portion abuts against the side face of the second plate, and the extension line of the welding gun is intersected with the welding line.
Optionally, in the step of controlling the rotation of the welding gun by the control device so that the angle between the welding gun and the horizontal plane is a preset welding angle, the control device executes a program of a control method, and the control method includes the following steps:
acquiring the thicknesses of the first plate and the second plate, and determining a preset welding angle according to the thicknesses of the first plate and the second plate;
acquiring an actual included angle between the current welding gun and a horizontal plane, and calculating an angle difference value between the actual included angle and the preset welding angle;
generating a motor control instruction according to the angle difference value;
and controlling the action of the driving motor according to the motor control instruction.
Optionally, the step of determining the preset welding angle according to the thickness of the first plate and the second plate includes the steps of:
when the thicknesses of the first plate and the second plate are the same, the preset welding angle is 45 degrees;
when the thicknesses of the first plate and the second plate are different, calculating the thickness ratio of the first plate to the second plate, and determining the preset welding angle according to the thickness ratio.
Optionally, the step of determining the preset welding angle according to the thickness ratio includes the steps of:
when the thickness ratio is greater than 1.5, the preset welding angle is 25 degrees;
when the thickness ratio is smaller than 1.5 and larger than 1.2, the preset welding angle is 30 degrees;
when the thickness ratio is smaller than 1.2 and larger than 1, the preset welding angle is 40 degrees;
when the thickness ratio is less than 1, the preset welding angle is 60 °.
In the technical scheme of the invention, the double-wire double-submerged-arc welding equipment for the T-shaped penetration fillet weld comprises a mounting rack, a sliding seat, a welding structure, an upper locating piece, a lower locating piece and a horizontal locating piece, when the double-wire double-submerged-arc welding equipment is used for welding the T-shaped penetration fillet weld, firstly, a first plate is installed in a first area, a second plate is installed in the second area, then the welding gun is controlled to rotate so that the angle between the welding gun and the horizontal plane is a preset welding angle, then, the upper locating piece, the lower locating piece and the horizontal locating piece are moved so as to form a first rectangular structure, the welding gun is positioned on a diagonal line of the first rectangular structure, finally, the gooseneck is adjusted so that the connecting seat moves towards the welding line, the first locating part is abutted against the side face of the first plate, the second locating part is abutted against the side face of the second plate, the extending line of the welding gun is intersected with the welding line, namely, the double-wire double-submerged-arc welding equipment can realize good welding precision.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of an embodiment of a double wire double submerged arc welding apparatus for T-penetration fillet weld provided by the present invention;
fig. 2 is a schematic view of the location of a first region and a second region on the mount of fig. 1.
Reference numerals illustrate:
the achievement of the objects, functional features and advantages of the present invention will be further described with reference to the accompanying drawings, in conjunction with the embodiments.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
It should be noted that, if directional indications (such as up, down, left, right, front, and rear … …) are included in the embodiments of the present invention, the directional indications are merely used to explain the relative positional relationship, movement conditions, etc. between the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are correspondingly changed.
In addition, if there is a description of "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" as it appears throughout includes three parallel schemes, for example "A and/or B", including the A scheme, or the B scheme, or the scheme where A and B are satisfied simultaneously. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present invention.
When the double-wire double-submerged-arc welding equipment is used for welding two plates by the T-shaped penetration fillet weld, because the position to be welded of the two plates is positioned at the joint of the two plates, the observation of workers is inconvenient, visual dead angles exist, and therefore, when a welding gun of the double-wire double-submerged-arc welding equipment moves to the position to be welded, the welding gun cannot be accurately aligned with the joint of the two plates, and the welding precision is poor.
In view of the foregoing, the present invention provides a double-wire double-submerged arc welding apparatus for T-penetration fillet weld, referring to fig. 1 and 2, and fig. 1 and 2 are embodiments of the double-wire double-submerged arc welding apparatus for T-penetration fillet weld provided by the present invention.
As shown in fig. 1 and 2, the double-wire double-submerged arc welding apparatus of the T-penetration fillet weld is used for welding a first plate 20 and a second plate 30, the double-wire double-submerged arc welding apparatus of the T-penetration fillet weld comprises a mounting frame 1, a sliding seat 2, a welding structure 3, an upper positioning member 4, a lower positioning member 4, and a horizontal positioning member 5, the mounting frame 1 is provided with a first area 11 extending horizontally and a second area 12 extending vertically, the first area 11 is connected at the lower end of the second area 12 and forms a T-shaped angle with the second area 12, the connection part of the first area 11 and the second area 12 forms a welding line 13, the welding line 13 has a welding direction from a welding starting point to a welding end point, the first area 11 is used for mounting the first plate 20, the second area 12 is used for mounting the second plate 30, the sliding seat 2 is arranged above the first area 11, the sliding seat 2 is movably disposed along the welding direction, the welding structure 3 includes a connecting seat 31, a welding gun 32 and a driving motor (not shown in the figure), the connecting seat 31 is connected with the sliding seat 2 through a gooseneck 33, the upper end of the welding gun 32 is hinged to the connecting seat 31, the lower end of the welding gun is obliquely disposed toward the welding line 13, the driving motor is used for driving the welding gun 32 to rotate, the upper and lower positioning members 4 extend up and down and are movably mounted on the connecting seat 31 along the up and down direction, a first positioning portion 41 is disposed at one end of the upper and lower positioning members 4 near the first region 11, the horizontal positioning member 5 extends horizontally and is movably mounted on the connecting seat 31 along the horizontal direction, a second positioning portion 51 is disposed at one end of the horizontal positioning member 5 near the second region 12, and the projections of the extending lines of the upper and lower positioning members 4, the extending lines of the horizontal positioning members 5 and the extending lines of the welding gun 32 on the vertical plane intersect at a point, wherein when the welding gun 32 moves along with the connecting seat 31 towards the welding line 13, the first positioning portion 41 abuts against the side surface of the first plate 20 installed in the first area 11, and the second positioning portion 51 abuts against the side surface of the second plate 30 installed in the second area 12, so that the extending line of the welding gun 32 intersects with the welding line 13.
In the technical scheme of the invention, the double-wire double-submerged-arc welding equipment for the T-shaped penetration fillet weld comprises a mounting frame 1, a sliding seat 2, a welding structure 3, an upper positioning piece 4, a lower positioning piece 4 and a horizontal positioning piece 5, when the double-wire double-submerged-arc welding equipment is used for welding the T-shaped penetration fillet weld, firstly, a first plate 20 is installed in the first area 11, a second plate 30 is installed in the second area 12, then the welding gun 32 is controlled to rotate so that the angle between the welding gun 32 and the horizontal plane is a preset welding angle, then, the upper positioning piece 4, the lower positioning piece 4 and the horizontal positioning piece 5 are moved so as to form a first rectangular structure, the welding gun 32 is positioned on the diagonal of the first rectangular structure, finally, the gooseneck 33 is adjusted so that the connecting seat 31 moves towards the welding wire 13, the first positioning part 41 is abutted against the side surface of the first plate 20, the second positioning part 51 is abutted against the side surface of the second plate 30, so that the welding gun 32 can be aligned with the welding wire 13, and the double-submerged-arc welding equipment can realize welding precision.
It should be emphasized that the specific implementation manner of the movable arrangement of the sliding seat 2 along the welding direction is not limited in the present invention, and in particular, in the embodiment of the present invention, the double-wire double-submerged arc welding apparatus for T-shaped penetration fillet weld further includes a sliding seat 2 driving motor and a ball screw transmission structure, where the sliding seat 2 driving motor drives the sliding seat 2 to move along the welding direction through the ball screw transmission structure. In this way, the sliding seat 2 can drive the welding gun to move along the welding direction, so that the welding work along the welding line 13 is performed, and a welding seam covering the welding line 13 is obtained.
Specifically, the connection seat 31 is provided with a first chute extending up and down, the up-down positioning member 4 includes an up-down sliding rod, the up-down sliding rod is mounted on the first chute in an up-down sliding manner, one end of the up-down sliding rod, which is close to the first area 11, is provided with a first tail rod 411, the first tail rod 411 includes a first main rod section 411a extending horizontally and two first extension sections 411b extending obliquely from two ends of the first main rod section 411a along a direction deviating from the first area 11, and the first positioning portion 41 includes the first tail rod 411. The first sliding groove is matched with the up-down sliding rod to realize up-down sliding of the up-down sliding rod; the first tail lever 411 is used as the first positioning portion 41, and the positioning effect of the first positioning portion 41 is better. It should be noted that, the up-down sliding rod is also connected with a driving cylinder, which is used for driving the up-down sliding rod to slide up and down.
Specifically, the connection seat 31 is provided with a second chute extending horizontally, the horizontal positioning piece 5 comprises a horizontal sliding rod, the horizontal sliding rod is horizontally slidably mounted in the second chute, one end of the horizontal sliding rod, which is close to the second area 12, is provided with a second tail rod 511, the second tail rod 511 comprises a second main rod section 511a extending vertically and two second extension sections 511b extending obliquely from two ends of the second main rod section 511a along a direction deviating from the second area 12, and the second positioning portion 51 comprises the second tail rod 511. The second sliding groove is matched with the horizontal sliding rod to realize horizontal sliding of the horizontal sliding rod; the second tail lever 511 is used as the second positioning portion 51, and the positioning effect of the second positioning portion 51 is better. It should be noted that the horizontal sliding rod is also connected with a driving cylinder, and the driving cylinder is used for driving the horizontal sliding rod to slide horizontally.
Further, two welding guns 32 are provided, and the two welding guns 32 are sequentially arranged along the welding direction; the welding structure 3 further comprises two wire feeding trays for feeding welding wires to the two welding guns 32, respectively, two welding power sources for electrically connecting with the first plate 20 of the first area 11 and the welding wires of the welding gun 32, respectively, and two welding power sources for electrically connecting with the second plate 30 of the second area 12 and the welding wires of the other welding gun 32, respectively, and a flux supply pipe (not shown in the drawings) for supplying flux to the welding wire 13. Therefore, double-wire double-arc submerged arc welding is realized, and the welding seam obtained by welding is better in quality.
The double-wire double-submerged arc welding equipment of the T-shaped penetration fillet weld further comprises a first clamping structure 6 and a second clamping structure 7, wherein the first clamping structure 6 is arranged on the mounting frame 1 and used for clamping the first plate 20 so as to fix the first plate 20 in the first area 11, and the second clamping structure 7 is arranged on the mounting frame 1 and used for clamping the second plate 30 so as to fix the second plate 30 in the second area 12. By the clamping action of the first clamping structure 6 and the second clamping structure 7, the first plate 20 and the second plate 30 can be effectively fixed correspondingly. It should be emphasized that the present invention is not limited to the specific embodiments of the first clamping structure 6 and the second clamping structure 7, and in particular, in the embodiment of the present invention, the first clamping structure 6 is a plurality of pneumatic fingers, and the second clamping structure 7 is a plurality of pneumatic fingers.
Further, the double-wire double-submerged arc welding equipment of the T-shaped penetration fillet weld further comprises a horizontal sliding table 8, wherein the horizontal sliding table 8 is positioned above the first area 11 and is slidably arranged on the mounting frame 1 along the horizontal direction, and the second clamping structure 7 is arranged on the horizontal sliding table 8. Therefore, after the second plate 30 is clamped by the second clamping structure 7, the horizontal position of the second clamping structure 7 can be adjusted by moving the horizontal sliding table 8, so that the horizontal position of the second plate 30 is adjusted, and the second plate 30 is more accurately positioned in the second area 12 by adjustment. It should be emphasized that the specific implementation manner of the horizontal sliding table 8 in the horizontal direction is not limited by the present invention, and in particular, in the embodiment of the present invention, the double-wire double-submerged arc welding apparatus for T-shaped penetration fillet weld further includes a sliding table driving motor and a ball screw transmission structure, where the sliding table driving motor drives the horizontal sliding table 8 to slide in the horizontal direction through the ball screw transmission structure.
The invention also provides a use method of the double-wire double-submerged arc welding equipment for the T-shaped penetration fillet weld, which comprises the following steps of:
and S10, mounting a first plate in the first area, and mounting a second plate in the second area.
And S20, controlling the welding gun to rotate through a control device so that the angle between the welding gun and the horizontal plane is a preset welding angle.
And step S30, moving the upper and lower positioning pieces and the horizontal positioning piece to form a first rectangular structure, so that the extension line of the welding gun coincides with the diagonal line of the first rectangular structure.
Step S40, adjusting the gooseneck so that the connecting seat moves towards the welding line, enabling the first positioning portion to abut against the side face of the first plate, enabling the second positioning portion to abut against the side face of the second plate, and enabling the extension line of the welding gun to intersect with the welding line.
The use method adopts all the technical schemes of all the embodiments of the double-wire double-submerged arc welding equipment of the T-shaped penetration fillet weld, so that the use method at least has all the beneficial effects brought by the technical schemes of the embodiments, and the description is omitted.
Further, in the step of controlling the rotation of the welding gun by the control device so that the angle between the welding gun and the horizontal plane is a preset welding angle, the control device executes a program of a control method, and the control method comprises the following steps:
acquiring the thicknesses of the first plate and the second plate, and determining a preset welding angle according to the thicknesses of the first plate and the second plate;
acquiring an actual included angle between the current welding gun and a horizontal plane, and calculating an angle difference value between the actual included angle and the preset welding angle;
generating a motor control instruction according to the angle difference value;
and controlling the action of the driving motor according to the motor control instruction.
Therefore, before welding starts, the thicknesses of the first plate and the second plate are obtained through the control device, and the preset welding angle optimally matched with the thicknesses of the first plate and the second plate is determined, so that the driving motor is controlled to perform corresponding actions, the welding gun is adjusted to the preset welding angle, and therefore, the welding gun angle adjustment is automatic.
Further, the step of determining a preset welding angle according to the thickness of the first plate and the second plate includes the steps of:
when the thicknesses of the first plate and the second plate are the same, the preset welding angle is 45 degrees;
when the thicknesses of the first plate and the second plate are different, calculating the thickness ratio of the first plate to the second plate, and determining the preset welding angle according to the thickness ratio.
When the thickness ratio of the first plate and the second plate is different, different welding angles are selected, so that better welding seam quality is obtained.
Further, the step of determining the preset welding angle according to the thickness ratio includes the steps of:
when the thickness ratio is greater than 1.5, the preset welding angle is 25 degrees;
when the thickness ratio is smaller than 1.5 and larger than 1.2, the preset welding angle is 30 degrees;
when the thickness ratio is smaller than 1.2 and larger than 1, the preset welding angle is 40 degrees;
when the thickness ratio is less than 1, the preset welding angle is 60 °.
Thus, when the thicknesses of the first plate and the second plate are different, the preset welding angle is determined according to the rule of 25 °, 30 °, 40 ° and 60 ° respectively, and the obtained welding seam has excellent quality.
The foregoing description is only of the preferred embodiments of the present invention and is not intended to limit the scope of the invention, and all equivalent structural changes made by the specification and drawings of the present invention or direct/indirect application in other related technical fields are included in the scope of the present invention.
Claims (10)
1. A double-wire double-submerged arc welding apparatus of a T-penetration fillet weld for welding a first plate and a second plate, characterized in that the double-wire double-submerged arc welding apparatus of a T-penetration fillet weld comprises:
the mounting frame is provided with a first area extending horizontally and a second area extending up and down, the first area is connected to the lower end of the second area and forms a T-shaped angle with the second area, a welding line is formed at the joint of the first area and the second area, the welding line has a welding direction from a welding starting point to a welding finishing point, the first area is used for mounting a first plate, and the second area is used for mounting a second plate;
the sliding seat is arranged above the first area and at one side of the second area, and the sliding seat is movably arranged along the welding direction;
the welding structure comprises a connecting seat, a welding gun and a driving motor, wherein the connecting seat is connected with the sliding seat through a gooseneck, the upper end of the welding gun is hinged to the connecting seat, the lower end of the welding gun is obliquely arranged towards the welding line, and the driving motor is used for driving the welding gun to rotate; the method comprises the steps of,
the upper positioning piece and the lower positioning piece extend up and down and can be movably arranged on the connecting seat along the up-down direction, a first positioning part is arranged at one end, close to the first area, of the upper positioning piece and the lower positioning piece, the horizontal positioning piece extends horizontally and can be movably arranged on the connecting seat along the horizontal direction, a second positioning part is arranged at one end, close to the second area, of the horizontal positioning piece, and projections of the upper positioning piece extension line, the lower positioning piece extension line and the welding gun extension line on a vertical plane intersect at one point;
when the welding gun moves along with the connecting seat towards the welding line, the first positioning part is abutted against the side surface of the first plate installed in the first area, and the second positioning part is abutted against the side surface of the second plate installed in the second area, so that the extension line of the welding gun is intersected with the welding line.
2. The double-wire double-submerged arc welding apparatus of a T-type penetration fillet weld according to claim 1, wherein the connecting seat is provided with a first chute extending up and down, the up-down positioning member comprises an up-down sliding rod, the up-down sliding rod is mounted on the first chute in a up-down sliding manner, one end of the up-down sliding rod, which is close to the first area, is provided with a first tail rod, the first tail rod comprises a first main rod section extending horizontally and two first extension sections extending obliquely from two ends of the first main rod section in a direction away from the first area, and the first positioning portion comprises the first tail rod.
3. The double-wire double-submerged arc welding apparatus of a T-penetration fillet weld according to claim 1, wherein a second chute extending horizontally is provided on the connection base, the horizontal positioning member comprises a horizontal sliding rod mounted in the second chute in a horizontal sliding manner, a second tail rod is provided at one end of the horizontal sliding rod near the second area, the second tail rod comprises a second main rod section extending vertically and two second extension sections extending obliquely from both ends of the second main rod section in a direction away from the second area, and the second positioning portion comprises the second tail rod.
4. The double-wire double-submerged arc welding apparatus of a T-penetration fillet weld of claim 1, wherein there are two of said welding guns, two of said welding guns being disposed in sequence along said welding direction;
the welding structure further comprises two wire feeding discs, two welding power sources and a welding flux supply pipeline, wherein the two wire feeding discs are used for respectively feeding welding wires to the two welding guns, one welding power source is used for being respectively and electrically connected with the first plate of the first area and the welding wires of one welding gun, the other welding power source is used for being respectively and electrically connected with the second plate of the second area and the welding wires of the other welding gun, and the welding flux supply pipeline is used for supplying welding flux to the welding wire.
5. The dual wire dual submerged arc welding apparatus of claim 1, further comprising a first clamping structure and a second clamping structure, wherein the first clamping structure is provided to the mounting frame for clamping the first plate to secure the first plate to the first area, and the second clamping structure is provided to the mounting frame for clamping the second plate to secure the second plate to the second area.
6. The dual wire dual submerged arc welding apparatus of the T-penetration fillet weld of claim 5, further comprising a horizontal skid positioned above the first area and slidably mounted to the mounting bracket in a horizontal direction, wherein the second clamp structure is positioned on the horizontal skid.
7. A method of using the double wire double submerged arc welding apparatus of a T-penetration fillet weld of any one of claims 1 to 6, comprising the steps of:
mounting a first plate in the first area, and mounting a second plate in the second area;
controlling the welding gun to rotate through a control device so that the angle between the welding gun and the horizontal plane is a preset welding angle;
moving the upper and lower positioning members and the horizontal positioning member to form a first rectangular structure, so that an extension line of the welding gun coincides with a diagonal line of the first rectangular structure;
the gooseneck is adjusted so that the connecting seat moves towards the welding line, the first positioning portion abuts against the side face of the first plate, the second positioning portion abuts against the side face of the second plate, and the extension line of the welding gun is intersected with the welding line.
8. The method of using a double-wire double-submerged arc welding apparatus of a T-penetration fillet weld of claim 7, wherein in the step of controlling the rotation of the welding gun so that the angle of the welding gun with respect to the horizontal plane is a preset welding angle by a control device, the control device executes a program of a control method, the control method comprising the steps of:
acquiring the thicknesses of the first plate and the second plate, and determining a preset welding angle according to the thicknesses of the first plate and the second plate;
acquiring an actual included angle between the current welding gun and a horizontal plane, and calculating an angle difference value between the actual included angle and the preset welding angle;
generating a motor control instruction according to the angle difference value;
and controlling the action of the driving motor according to the motor control instruction.
9. The method of using a double wire double submerged arc welding apparatus of a T-penetration fillet weld of claim 8, wherein the step of determining the predetermined welding angle based on the thickness of the first plate member and the second plate member comprises the steps of:
when the thicknesses of the first plate and the second plate are the same, the preset welding angle is 45 degrees;
when the thicknesses of the first plate and the second plate are different, calculating the thickness ratio of the first plate to the second plate, and determining the preset welding angle according to the thickness ratio.
10. The method of using a double wire double submerged arc welding apparatus of a T-penetration fillet weld of claim 9, wherein the step of determining the predetermined welding angle based on the thickness ratio comprises the steps of:
when the thickness ratio is greater than 1.5, the preset welding angle is 25 degrees;
when the thickness ratio is smaller than 1.5 and larger than 1.2, the preset welding angle is 30 degrees;
when the thickness ratio is smaller than 1.2 and larger than 1, the preset welding angle is 40 degrees;
when the thickness ratio is less than 1, the preset welding angle is 60 °.
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2031302A1 (en) * | 1969-06-26 | 1971-01-28 | Ishikawajima-Hanma Jukogyo K.K., Tokio | Method and arrangement for welding with a concealed arc |
| CN202180285U (en) * | 2011-05-17 | 2012-04-04 | 北京中电华强焊接工程技术有限公司 | Twin-wire narrow-gap submerged-arc welding device |
| KR20130070851A (en) * | 2011-12-20 | 2013-06-28 | 현대중공업 주식회사 | Submerged Welding Equipment |
| CN110369829A (en) * | 2019-08-06 | 2019-10-25 | 深圳市瑞凌实业股份有限公司 | A kind of electro-gas (enclosed) welding device and welding method |
| CN214489197U (en) * | 2021-08-11 | 2021-10-26 | 河南卫华重型机械股份有限公司 | Double-filament submerged-arc welding device for welding crane girder |
| CN113770493A (en) * | 2021-09-17 | 2021-12-10 | 徐晨晨 | Steel plate submerged arc welding equipment and method thereof |
-
2022
- 2022-09-01 CN CN202211069907.4A patent/CN115383265B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2031302A1 (en) * | 1969-06-26 | 1971-01-28 | Ishikawajima-Hanma Jukogyo K.K., Tokio | Method and arrangement for welding with a concealed arc |
| CN202180285U (en) * | 2011-05-17 | 2012-04-04 | 北京中电华强焊接工程技术有限公司 | Twin-wire narrow-gap submerged-arc welding device |
| KR20130070851A (en) * | 2011-12-20 | 2013-06-28 | 현대중공업 주식회사 | Submerged Welding Equipment |
| CN110369829A (en) * | 2019-08-06 | 2019-10-25 | 深圳市瑞凌实业股份有限公司 | A kind of electro-gas (enclosed) welding device and welding method |
| CN214489197U (en) * | 2021-08-11 | 2021-10-26 | 河南卫华重型机械股份有限公司 | Double-filament submerged-arc welding device for welding crane girder |
| CN113770493A (en) * | 2021-09-17 | 2021-12-10 | 徐晨晨 | Steel plate submerged arc welding equipment and method thereof |
Non-Patent Citations (1)
| Title |
|---|
| 钢箱梁T型纵肋加劲制造方法;叶顺;答浩;胡元峰;;科技创业月刊(第01期);109-110 * |
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