CN110548959B - Welding gun module for membrane type water wall surfacing - Google Patents
Welding gun module for membrane type water wall surfacing Download PDFInfo
- Publication number
- CN110548959B CN110548959B CN201910947824.2A CN201910947824A CN110548959B CN 110548959 B CN110548959 B CN 110548959B CN 201910947824 A CN201910947824 A CN 201910947824A CN 110548959 B CN110548959 B CN 110548959B
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- plate
- welding gun
- fixed
- servo
- angle adjusting
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- 238000003466 welding Methods 0.000 title claims abstract description 68
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 12
- 239000012528 membrane Substances 0.000 title claims abstract description 11
- 230000005540 biological transmission Effects 0.000 claims abstract description 4
- 238000010586 diagram Methods 0.000 description 8
- 230000001105 regulatory effect Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 4
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 239000010881 fly ash Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K9/00—Arc welding or cutting
- B23K9/04—Welding for other purposes than joining, e.g. built-up 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
- B23K9/24—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
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- Laser Beam Processing (AREA)
Abstract
The invention discloses a welding gun module for membrane type water wall surfacing, which comprises a front-back moving mechanism, a horizontal angle adjusting mechanism, a laser tracking mechanism, a servo swinging mechanism, a vertical angle adjusting mechanism and a welding gun, wherein the front-back moving mechanism is connected with the horizontal angle adjusting mechanism; the front-back moving mechanism comprises an L-shaped mounting frame and a moving plate; the horizontal angle adjusting mechanism is arranged on the moving plate and comprises a rotating plate with insections and a hand wheel, the rotating plate is rotationally connected with the moving plate through a rotating shaft, and gears in the hand wheel are in transmission connection with insections at the edges of the rotating plate; the laser tracking mechanism is fixed on the rotating plate through the adapter plate I and comprises a driving device and a laser tracker, and the driving device drives the laser tracker to move close to or far away from a workpiece to be welded; the servo swinging mechanism is fixed on the adapter plate II, the welding gun is fixed on the servo swinging mechanism through the vertical angle adjusting mechanism, and the servo swinging mechanism drives the welding gun to swing leftwards or rightwards relative to a workpiece to be welded along the horizontal direction.
Description
Technical Field
The invention relates to a welding gun module for membrane type water wall overlaying.
Background
The water cooling wall is the main heated part of the boiler equipment, consists of a plurality of rows of steel pipes and is distributed around the boiler furnace. The water-cooled wall is internally provided with flowing water or steam, and the outside receives the heat of the flame of the boiler furnace. Mainly absorbs the radiant heat of high-temperature combustion products in the hearth, and the working medium moves upwards in the hearth and is heated and evaporated.
High temperature corrosion and wear of the water wall tubes has been a serious problem in general, and the water wall tubes are corroded and worn at high temperature and under working conditions, sulfur content, and erosion of flue gas and ash particles. The surface overlaying can be used for protecting the surface of the water-cooled wall, namely, a layer of heat-resistant and corrosion-resistant material is overlaid on the surface of the water-cooled wall, and in the prior art, manual overlaying is adopted for the surface of the water-cooled wall with large size and large area, so that the labor cost is high on one hand, and the welding efficiency is low on the other hand.
Disclosure of Invention
The invention aims to solve the technical problem of providing a welding gun module for membrane type water wall surfacing, and the welding gun module can realize adjustment or correction of the three-dimensional space posture of a welding gun through a front-back moving mechanism, a horizontal angle adjusting mechanism and a vertical angle adjusting mechanism after the welding gun is fixed, so that the welding quality and the welding efficiency are effectively ensured.
In order to solve the technical problems, the invention adopts the following technical scheme:
A welding gun module for membrane type water wall surfacing comprises a front-back moving mechanism, a horizontal angle adjusting mechanism, a laser tracking mechanism, a servo swinging mechanism, a vertical angle adjusting mechanism and a welding gun; the front-back moving mechanism comprises an L-shaped mounting frame and a moving plate which is in sliding connection with the L-shaped mounting frame; the horizontal angle adjusting mechanism is arranged on the moving plate and comprises a rotating plate with insections and a hand wheel, the rotating plate is rotationally connected with the moving plate through a rotating shaft, and gears in the hand wheel are in transmission connection with insections at the edges of the rotating plate; the laser tracking mechanism is fixed on the rotating plate through the adapter plate I and comprises a driving device and a laser tracker fixed on the driving device through the adapter plate II, and the driving device drives the laser tracker to move close to or far away from a workpiece to be welded; the servo swinging mechanism is fixed on the adapter plate II, the welding gun is fixed on the servo swinging mechanism through the vertical angle adjusting mechanism, and the servo swinging mechanism drives the welding gun to swing leftwards or rightwards relative to a workpiece to be welded along the horizontal direction.
The bottom of the movable plate is provided with a linear guide rail and a buffer block arranged at the end part of the movable plate, the vertical side of the L-shaped mounting frame is fixedly arranged on the external supporting frame, and the horizontal side of the L-shaped mounting frame is provided with a sliding block which is mutually matched and connected with the linear guide rail, a limiting block which corresponds to the buffer block and a linear slide rail clamp.
The rotating plate is provided with an arc groove corresponding to the tooth arrangement radian, when the rotating plate moves to a required position, the locking handle penetrates through the arc groove and is connected with a threaded hole with internal threads on the moving plate in a matched mode through internal and external threads, and therefore the rotating plate is fixed on the moving plate.
The driving device is a linear sliding table with a servo motor.
Wherein, vertical angle adjustment mechanism includes the connecting plate, the mounting panel, L type regulating plate and takes locking handle's welder holder, the connecting plate is fixed on servo swing mechanism, mounting panel one end is rotated through pivot and connecting plate and is connected, the mounting panel other end is connected with the connecting plate through rotatory plunger, L type regulating plate horizontal side is fixed on the mounting panel, be equipped with the rotation axis on the vertical side of L type regulating plate, the rotation axis adopts the bearing to rotate with the vertical side of L type regulating plate to be connected, welder holder cover is established on the rotation axis and with rotation axis fixed connection, still be equipped with the arc wall on the vertical side of L type regulating plate, welder holder passes through locking handle to be fixed on L type regulating plate, welder is fixed on welder holder.
The laser tracking device comprises a laser tracking device, a servo swinging mechanism, a PLC controller, a driving device, a laser tracker and a servo swinging mechanism, wherein the driving device, the laser tracking device and the servo swinging mechanism are respectively connected with the PLC controller in a wireless communication mode.
The beneficial effects are that: after the welding gun is fixed, the welding gun module can realize the adjustment or correction of the three-dimensional space posture of the welding gun through the front-back moving mechanism, the horizontal angle adjusting mechanism and the vertical angle adjusting mechanism, so that the welding quality is effectively ensured, the labor cost is reduced, and the welding efficiency is improved.
Drawings
FIG. 1 is a schematic diagram of a welding gun module according to the present invention;
FIG. 2 is a schematic diagram of a front-to-back movement mechanism in a welding gun module;
FIG. 3 is a schematic view of the structure of an L-shaped mounting frame in the back and forth movement mechanism;
fig. 4 is a schematic structural view I of a moving plate in the forward and backward moving mechanism;
Fig. 5 is a schematic diagram II of the structure of the moving plate in the forward and backward moving mechanism;
FIG. 6 is a schematic view of the connection of the horizontal angle adjustment mechanism to the back and forth movement mechanism;
FIG. 7 is a schematic view of a horizontal angle adjustment mechanism in a welding gun module;
FIG. 8 is a schematic diagram of a laser tracking mechanism in a welding gun module;
FIG. 9 is a schematic diagram of the attachment of the laser tracking mechanism to the horizontal angle adjustment mechanism;
FIG. 10 is a schematic diagram of a servo swing mechanism in a welding gun module;
FIG. 11 is a schematic diagram of the attachment of the servo wobble mechanism to the laser tracking mechanism;
FIG. 12 is a schematic illustration of the connection plate and the mounting plate in the vertical angle adjustment mechanism;
FIG. 13 is a schematic view of the structure of an L-shaped adjusting plate in the vertical angle adjusting mechanism;
FIG. 14 is a schematic view of the attachment of an L-shaped regulator plate to a mounting plate;
FIG. 15 is a schematic view of the attachment of the gun holder to the L-shaped regulator plate;
FIG. 16 is a schematic illustration of the attachment of a welding gun to a gun holder;
fig. 17 is a schematic diagram of a locking handle.
Detailed Description
The invention will be better understood from the following examples. However, it will be readily appreciated by those skilled in the art that the description of the embodiments is provided for illustration only and should not limit the invention as described in detail in the claims.
As shown in fig. 1 to 17, the welding gun module for membrane wall surfacing of the invention comprises a front-back moving mechanism 3, a horizontal angle adjusting mechanism 4, a laser tracking mechanism 82, a servo swinging mechanism 10, a vertical angle adjusting mechanism 8 and a welding gun 14; the front-back moving mechanism 3 comprises an L-shaped mounting frame 1 and a moving plate 2 which is arranged on the L-shaped mounting frame 1 and is in sliding connection with the L-shaped mounting frame 1; the bottom of the moving plate 2 is provided with two symmetrical linear guide rails 22 and buffer blocks 23 which are arranged between the two linear guide rails 22 and are positioned at the end parts of the moving plate 2, the vertical side 11 of the L-shaped mounting frame is fixedly arranged on an external supporting frame (namely, the welding gun assembly is fixedly arranged on the external supporting frame through the vertical side 11 of the L-shaped mounting frame), the horizontal side 12 of the L-shaped mounting frame is provided with sliding blocks 15 which are mutually matched and connected with the linear guide rails 22 (the sliding blocks 15 move along the linear guide rails 22), limiting blocks 83 for limiting the sliding distance of the moving plate 2 on the L-shaped mounting frame 1 and linear slide rail clamps 16, the limiting blocks 83 and the buffer blocks 23 are correspondingly arranged, and when the moving plate 2 is pulled by a person through a handle 21 on the moving plate 2 to move relative to the L-shaped mounting frame 1 and move to the corresponding position, the linear slide rail clamps 16 clamp the linear guide rails 22, so that the moving plate 2 is prevented from continuously sliding relative to the L-shaped mounting frame 1. The welding gun forward and backward movement mechanism 3 performs manual adjustment movement in the forward and backward direction of the welding gun 14, and is provided with a distance limiting device and a distance fixing device.
The horizontal angle adjusting mechanism 4 is arranged on the moving plate 2, the moving plate 2 is provided with a mounting hole I24 and a mounting hole II25, the horizontal angle adjusting mechanism 4 comprises a rotating plate 46 with a tooth pattern 41, a hand wheel 5 and a locking handle 42, the rotating plate 46 with the tooth pattern is rotationally connected with the moving plate 2 through a rotating shaft 44, the rotating shaft 44 is arranged in the mounting hole I24, one end of the rotating shaft 44 can be fixed in the mounting hole I24 through a bearing, and the other end of the rotating shaft 44 is fixedly connected with the rotating plate 46 with the tooth pattern 41; the gear 45 in the hand wheel 5 is in transmission connection with the rotating plate 46 with the insection 41, and the hand wheel 5 is fixedly arranged in the mounting hole II 25; the rotating plate 46 is provided with the arc-shaped groove 43 corresponding to the radian of the insection 41, when the hand wheel 5 is manually rotated forward or reversely rotated, the gear I145 in the hand wheel 5 is driven to rotate forward or reversely, so that the gear 1I45 drives the rotating plate 46 with the insection 41 to rotate forward or reversely, when the rotating plate 46 rotates to a required position, the locking handle 42 stretches into the arc-shaped groove 43 (as shown in fig. 17, the locking handle 42 penetrates through the arc-shaped groove 43 to be embedded into the moving plate 2 and is mutually matched and connected with the threaded hole 120 with the internal thread on the moving plate 2 through the internal and external threads, thereby realizing the fixation of the rotating plate 46 on the moving plate 2), and the position of the rotating plate 46 relative to the moving plate 2 is fixed through the locking handle 42, so that the rotating plate 46 is prevented from continuing to rotate relative to the moving plate 2.
The laser tracking mechanism 82 is fixed on the rotating plate 46 through an adapter plate I6, the laser tracking mechanism 82 comprises a driving device 7 and a laser tracker 9 fixed on the driving device 7 through an adapter plate II13, and the driving device 7 drives the laser tracker 9 to move close to or far away from a workpiece to be welded; the drive 7 is a linear slide 17 with a servomotor 18. The laser tracking mechanism 82 realizes automatic adjustment of the distance between the vertical workpiece surface and the longitudinal direction in the welding process, namely automatic correction of the position of the welding gun of the vertical workpiece surface along the longitudinal direction. In the welding process, the laser tracker 9 scans deformation data (namely whether the surface of the workpiece has concave and convex) in the longitudinal direction of the surface of the workpiece, and the driving device 7 is driven by the PLC control system, so that the position of the welding gun is automatically corrected, the welding quality is not influenced, and the stability of the welding quality is prevented from being influenced due to the deformation of the longitudinal direction of the surface of the vertical workpiece in the welding process.
The servo swing mechanism 10 is fixed on the adapter plate II13, the welding gun 14 is fixed on the servo swing mechanism 10 through the vertical angle adjusting mechanism 8, and the servo swing mechanism 10 drives the welding gun 14 to move leftwards or rightwards relative to a workpiece to be welded along the horizontal direction. The servo oscillating mechanism 10 is a servo oscillating device, the oscillating speed or the oscillating frequency of the servo oscillating device is adjustable within a certain range, the oscillating residence time is adjustable, the adjusting precision is 0.1s, the servo oscillating device has a center centering function, and the oscillating center can be manually adjusted during the oscillating.
The vertical angle adjusting mechanism 8 comprises a connecting plate 71, a mounting plate 72, an L-shaped adjusting plate 75 and a welding gun clamp 80, wherein the connecting plate 71 is fixed on the servo swinging mechanism 10, one end of the mounting plate 72 is rotationally connected with the connecting plate 71 through a rotating shaft 73, the other end of the mounting plate 72 is connected with the connecting plate 71 through a rotating plunger 74, when the conducting nozzle of the welding gun 14 needs to be quickly replaced, the welding gun 14 does not need to be detached from the vertical angle adjusting mechanism 8, the rotating plunger 74 is only required to be pulled out, the mounting plate 72 is lifted (rotated) along the rotating shaft 73, after replacement is completed, the mounting plate 72 is placed, the rotating plunger 74 is inserted, and the mounting plate 72 is quickly fixed on the connecting plate 71 through the rotating plunger 74 (the welding gun 14 can be quickly rotated for replacing the conducting nozzle by a certain angle through a connecting mode of the rotating plunger 74); the L-shaped adjusting plate horizontal side 76 is fixed on the mounting plate 72, a rotating shaft 78 is fixed on the L-shaped adjusting plate vertical side 77, the rotating shaft 78 is rotationally connected with the vertical side 77 through a bearing, a welding gun holder 80 is sleeved on the rotating shaft 78 and is fixedly connected with the rotating shaft 78 through internal and external threads (convenient to detach), the L-shaped adjusting plate vertical side 77 is also provided with an arc groove 79, a welding gun 14 is fixed on the welding gun holder 80, the welding gun holder 80 is rotated according to the radian of the arc groove 79, when the welding gun holder 80 rotates to a required position relative to the L-shaped adjusting plate vertical side 77, a locking handle 81 passes through a through hole on the welding gun holder 8 and is embedded into the arc groove 79, and a threaded hole with an internal thread in the arc groove 79 is mutually matched and connected through internal and external threads, so that the position of the welding gun holder 80 relative to the L-shaped adjusting plate vertical side 77 is fixed, and does not rotate continuously.
The welding gun module for membrane type water wall surfacing of the invention further comprises a PLC controller, wherein the driving device 7, the laser tracker 9 and the servo swing mechanism 10 are respectively in wireless communication connection with the PLC controller, when the laser tracker 9 scans that the surface of a workpiece to be welded is convex, the laser tracking mechanism 82 is moved away from the workpiece to be welded through the driving device 7, and when the laser tracker 9 scans that the surface of the workpiece to be welded is concave, the laser tracking mechanism 82 is moved close to the workpiece to be welded through the driving device 7. The servo swing mechanism 10 drives the welding gun to swing left and right in the welding process according to the set swing frequency.
Claims (3)
1. A welder module for membrane water wall build-up welding, its characterized in that: the device comprises a front-back moving mechanism, a horizontal angle adjusting mechanism, a laser tracking mechanism, a servo swinging mechanism, a vertical angle adjusting mechanism and a welding gun; the front-back moving mechanism comprises an L-shaped mounting frame and a moving plate which is in sliding connection with the L-shaped mounting frame; the horizontal angle adjusting mechanism is arranged on the moving plate and comprises a rotating plate with insections and a hand wheel, the rotating plate is rotationally connected with the moving plate through a rotating shaft, and gears in the hand wheel are in transmission connection with insections at the edges of the rotating plate; the laser tracking mechanism is fixed on the rotating plate through the adapter plate I and comprises a driving device and a laser tracker fixed on the driving device through the adapter plate II, and the driving device drives the laser tracker to move close to or far away from a workpiece to be welded; the servo swinging mechanism is fixed on the adapter plate II, the welding gun is fixed on the servo swinging mechanism through the vertical angle adjusting mechanism, and the servo swinging mechanism drives the welding gun to swing leftwards or rightwards relative to a workpiece to be welded along the horizontal direction; the bottom of the movable plate is provided with a linear guide rail and a buffer block arranged at the end part of the movable plate, the vertical side of the L-shaped mounting frame is fixedly arranged on the external support frame, and the horizontal side of the L-shaped mounting frame is provided with a sliding block which is mutually matched and connected with the linear guide rail, a limiting block which corresponds to the buffer block and a linear slide rail clamp; the rotating plate is provided with an arc-shaped groove corresponding to the insection setting radian; the vertical angle adjusting mechanism comprises a connecting plate, a mounting plate, an L-shaped adjusting plate and a welding gun holder with a locking handle, wherein the connecting plate is fixed on the servo swing mechanism, one end of the mounting plate is rotationally connected with the connecting plate through a rotating shaft, the other end of the mounting plate is connected with the connecting plate through a rotating plunger, the horizontal side of the L-shaped adjusting plate is fixed on the mounting plate, a rotating shaft is arranged on the vertical side of the L-shaped adjusting plate, the rotating shaft is rotationally connected with the vertical side of the L-shaped adjusting plate through a bearing, the welding gun holder is sleeved on the rotating shaft and fixedly connected with the rotating shaft, an arc-shaped groove is further formed in the vertical side of the L-shaped adjusting plate, the welding gun holder is fixed on the L-shaped adjusting plate through the locking handle, and the welding gun is fixed on the welding gun holder.
2. The welding gun module for membrane wall surfacing as defined in claim 1, wherein: the driving device is a linear sliding table with a servo motor.
3. The welding gun module for membrane wall surfacing as defined in claim 1, wherein: the laser tracking device comprises a laser tracking device, a servo swinging mechanism, a PLC controller, a driving device, a laser tracker and a servo swinging mechanism, wherein the driving device, the laser tracking device and the servo swinging mechanism are respectively connected with the PLC controller in a wireless communication mode.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910947824.2A CN110548959B (en) | 2019-09-30 | 2019-09-30 | Welding gun module for membrane type water wall surfacing |
| PCT/CN2019/112837 WO2021062894A1 (en) | 2019-09-30 | 2019-10-23 | Welding torch module used for film-type water-cooled wall surfacing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910947824.2A CN110548959B (en) | 2019-09-30 | 2019-09-30 | Welding gun module for membrane type water wall surfacing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110548959A CN110548959A (en) | 2019-12-10 |
| CN110548959B true CN110548959B (en) | 2024-05-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910947824.2A Active CN110548959B (en) | 2019-09-30 | 2019-09-30 | Welding gun module for membrane type water wall surfacing |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN110548959B (en) |
| WO (1) | WO2021062894A1 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113102863B (en) * | 2021-05-28 | 2023-03-21 | 广西建工集团第一安装工程有限公司 | High-efficiency roller gear tooth hard alloy surfacing system and surfacing method |
| CN114888412B (en) * | 2022-05-17 | 2023-08-08 | 南通振康机械有限公司 | Welding system for welding robot |
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- 2019-10-23 WO PCT/CN2019/112837 patent/WO2021062894A1/en active Application Filing
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| JPH07214303A (en) * | 1994-02-07 | 1995-08-15 | Tanaka Seisakusho Kk | Cutting torch block with function attached for automatically setting nozzle height |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN110548959A (en) | 2019-12-10 |
| WO2021062894A1 (en) | 2021-04-08 |
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