CN211613662U - Laser preprocessing equipment for area to be welded - Google Patents
Laser preprocessing equipment for area to be welded Download PDFInfo
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- CN211613662U CN211613662U CN201921446752.5U CN201921446752U CN211613662U CN 211613662 U CN211613662 U CN 211613662U CN 201921446752 U CN201921446752 U CN 201921446752U CN 211613662 U CN211613662 U CN 211613662U
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- treatment device
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- 238000007781 pre-processing Methods 0.000 title abstract description 12
- 230000005611 electricity Effects 0.000 claims abstract description 3
- 239000000428 dust Substances 0.000 claims description 32
- 238000004140 cleaning Methods 0.000 claims description 27
- 238000010521 absorption reaction Methods 0.000 claims description 12
- 238000002203 pretreatment Methods 0.000 claims description 9
- 239000000779 smoke Substances 0.000 claims description 9
- 238000000605 extraction Methods 0.000 claims description 7
- 239000013307 optical fiber Substances 0.000 claims description 5
- 239000000835 fiber Substances 0.000 claims description 3
- 239000000725 suspension Substances 0.000 claims 1
- 238000003466 welding Methods 0.000 abstract description 16
- 230000000694 effects Effects 0.000 abstract description 8
- 230000007547 defect Effects 0.000 abstract description 2
- 230000002349 favourable effect Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 3
- 239000011701 zinc Substances 0.000 description 3
- 229910052725 zinc Inorganic materials 0.000 description 3
- 229910000851 Alloy steel Inorganic materials 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000005498 polishing Methods 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 230000003760 hair shine Effects 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- -1 oxides Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 238000009834 vaporization Methods 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model discloses a treat laser preprocessing equipment in welding region relates to welding preliminary treatment technical field, include: laser instrument, holder, controller and robot, the fixed end of robot is fixed to be set up on the workstation, the expansion end of robot with holder fixed connection, the holder is used for the centre gripping the laser instrument, the robot is used for control the movement track of laser instrument, the laser instrument with the robot all with the controller electricity is connected to overcome current welding pretreatment mode and had the technical defect that intensity of labour is big and clean effect is poor, the utility model discloses not only can reduce intensity of labour, can improve clean efficiency and effect moreover.
Description
Technical Field
The utility model relates to a welding preliminary treatment technical field especially relates to a treat welding area's laser preprocessing equipment.
Background
Residual rusty spots, oxide scales, moisture, oil stains and the like on the surface of an area to be welded can cause welding defects such as air holes, slag inclusion, splashing and the like, the mechanical property of a welding joint is seriously influenced, and the quality of a product is reduced, so that the removal of an oxide film and oil stains on the surface of a weldment before welding is very important for guaranteeing the welding quality. Taking the welding of low alloy steel and stainless steel as an example, the corrosion and the water and oil stains on the surface of the groove can not only cause air holes, but also possibly promote hydrogen cracks and carburetion of welding seams, and even reduce the corrosion resistance of a stainless steel welding joint and the mechanical property of the low alloy steel joint. The mode of pretreating the area to be welded in the prior art mainly comprises mechanical polishing and chemical cleaning, wherein the mechanical polishing has the limitations of high labor intensity, poor processing consistency, low cleaning efficiency and the like, and the chemical cleaning has the problems of large environmental damage, poor online processing effect and the like.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a treat welding area's laser preprocessing equipment to solve the problem that above-mentioned prior art exists, not only can reduce intensity of labour, can improve clean efficiency and effect moreover.
In order to achieve the above object, the utility model provides a following scheme:
the utility model provides a treat welding area's laser preprocessing equipment, including laser instrument, holder, controlling means and robot, the fixed end of robot sets up on the workstation, the expansion end of robot with holder one end fixed connection, the holder other end is used for the centre gripping the laser instrument, the robot is used for control the movement track of laser instrument, the laser instrument with the robot all with the controlling means electricity is connected.
Preferably, the laser preprocessing device for the area to be welded further comprises a dust collection device, the dust collection device is fixedly arranged on the workbench, and the dust collection device is electrically connected with the control device.
Preferably, the control device is electrically connected with the laser through a fiber optic cable.
Preferably, the laser pretreatment device for the area to be welded further comprises a cantilever crane, the cantilever crane is fixedly arranged on the workbench, and the cantilever crane is close to the robot and is fixedly arranged for hanging the optical fiber cable.
Preferably, dust extraction includes dust absorption pipe and smoke purifier, dust absorption pipe one end with smoke purifier entry fixed connection, the dust absorption pipe other end is fixed on the holder for absorb dust and the oxide film that laser cleaning produced, smoke purifier is fixed to be set up on the workstation, be used for collecting the dust with the oxide film.
Preferably, the laser is a hundred nanosecond pulsed laser.
Preferably, the average power of the hundred nanosecond pulse laser is 30-500W.
Preferably, the adjustable pulse width of the hundred-nanosecond pulse laser is 100-300 ns.
Preferably, the laser repetition frequency of the hundred nanosecond pulse laser is 10-500 kHz.
Preferably, the laser is internally provided with a galvanometer system.
The utility model discloses for prior art gain following technological effect:
the utility model provides a treat laser preprocessing equipment in welding area territory, holder one end is fixed at the robot expansion end, the laser instrument is fixed on the holder, controlling means is used for controlling the movement track of robot, and then control laser instrument transmission laser carries out abluent position to workpiece surface, be favorable to reducing intensity of labour, controlling means still is used for controlling the laser instrument and opens or not, the laser instrument is used for transmitting high energy laser beam and shines workpiece surface, make workpiece surface's filth, corrosion or coating evaporate or peel off in the twinkling of an eye, thereby reach clear purpose, be favorable to further reducing intensity of labour, and the laser cleaning process is quick, the cleaning performance is good.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is the utility model provides a treat laser preprocessing equipment axonometric drawing in welded area.
Wherein: the device comprises a workpiece 1, a gripper 2, a cantilever crane 3, a robot 4, a laser cleaning controller 5, a robot controller 6 and a dust collector 7.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
The utility model aims at providing a treat welding area's laser preprocessing equipment to solve the problem that prior art exists, not only can reduce intensity of labour, can improve clean efficiency and effect moreover.
In order to make the above objects, features and advantages of the present invention more comprehensible, the present invention is described in detail with reference to the accompanying drawings and the detailed description.
As shown in fig. 1: the embodiment provides laser pretreatment equipment for a region to be welded, which comprises a laser, a holder 2, a control device and a robot 4, wherein a fixed end of the robot 4 is fixedly arranged on a workbench, a movable end of the robot 4 is fixedly connected with the holder 2, the holder 2 is used for holding the laser, the robot 4 is used for controlling the movement track of the laser, the arrangement is favorable for reducing the labor intensity of workers, the laser and the robot 4 are electrically connected with the control device, the control device specifically comprises a laser cleaning controller 5 and a robot controller 6 which are fixedly arranged on the workbench, the laser cleaning controller 5 is electrically connected with the laser and used for controlling the opening or closing of the laser, the robot controller 6 is electrically connected with the robot 4 and used for controlling the movement track of the movable end of the robot 4, so that laser is emitted to the surface of a workpiece 1 through the laser, after the zinc coating, oxides, oil stains and other dirt on the surface of the workpiece 1 absorb laser energy, the rapid vaporization evaporation or vibration crushing stripping are carried out, the process is automatically completed under the control of the control device, the cleaning efficiency is improved, and compared with the existing cleaning technology, the laser cleaning technology is favorable for improving the cleaning effect.
The laser preprocessing equipment for the area to be welded further comprises a dust collection device 7, the dust collection device 7 is fixedly arranged on the workbench, the dust collection device 7 is electrically connected with the control device, and the control device is used for controlling whether the dust collection device 7 is started or not.
Specifically, the laser cleaning controller 5 of the control device is electrically connected with the laser through a fiber optic cable.
The laser preprocessing equipment for the area to be welded further comprises a cantilever crane 3, the cantilever crane 3 is fixedly arranged on the workbench, the cantilever crane 3 is fixedly arranged close to the robot 4 and used for suspending the optical fiber cable, and the robot 4 is protected from pulling the optical fiber cable in the moving process.
Dust extraction 7 includes dust absorption pipe and smoke purifier, dust absorption pipe one end and smoke purifier entry fixed connection, the dust absorption pipe other end passes through dust absorption mouth anchor clamps to be fixed on holder 2, smoke purifier is fixed to be set up on the workstation, an oxide film and dust for collecting in the cleaning process, be favorable to improving laser light path air cleanliness factor, and then be favorable to improving the cleaning performance, and discharge the air that purifies after dust extraction 7 filters, can reduce the harm to environment and human body, wherein, the dust absorption pipe is fire prevention dust absorption hose.
The laser is a hundred nanosecond pulse laser and comprises an isolator, a homogenizer, an XY galvanometer and an F lens which are packaged in the laser.
The average power of the hundred-nanosecond pulse laser is 30-500W, the adjustable pulse width of the hundred-nanosecond pulse laser is 100-300 ns, the laser repetition frequency of the hundred-nanosecond pulse laser is 10-500 kHz, the diameter of a laser spot is 0.03-1 mm, and the single pulse energy is 0.06-50 mJ.
The laser is internally provided with a galvanometer system, and the line spacing is adjusted by adjusting the size and the arrangement of Gaussian spots so as to ensure that the overlapping rate of the spots is 0.5-0.7.
The laser pre-treatment of the areas to be welded comprises the following steps:
(1) the laser cleaning controller 5 controls the laser to be started, sets process parameters, respectively sets the average power to be 80W, the pulse width to be 250ns, the laser repetition frequency to be 90kHz, the laser spot diameter to be 0.07mm and the pulse energy to be 0.9mJ, and enables the laser beam to vertically enter.
(2) Moving the cleaned workpiece 1 and the tool platform thereof to a laser cleaning station;
(3) after the inspection of the equipment in the earlier stage is finished, the position of the laser is adjusted through the robot 4, and the stable length of the focal length is ensured.
(4) And starting the laser cleaning system, starting the laser, emitting laser to the oil stain and part of the zinc layer of the area to be welded, and starting the laser cleaning.
(5) And after the laser cleaning is finished for the preset cleaning times, the laser is turned off, and the laser cleaning work is stopped.
(6) The cleaning effect was observed from the surface state after cleaning.
(7) And (5) repeating the steps (2) to (5) to complete the laser cleaning work of the oil stain and part of the zinc layer of the area to be welded of the continuous workpiece 1.
The principle and the implementation mode of the present invention are explained by applying specific examples in the present specification, and the above descriptions of the examples are only used to help understanding the method and the core idea of the present invention; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the concrete implementation and the application scope. In summary, the content of the present specification should not be construed as a limitation of the present invention.
Claims (8)
1. A laser pre-treatment device for a region to be welded, characterized in that: the laser positioning device comprises a laser, a holder, a control device and a robot, wherein the fixed end of the robot is fixedly arranged on a workbench, the movable end of the robot is fixedly connected with the holder, the holder is used for holding the laser, the robot is used for controlling the motion track of the laser, and the laser and the robot are both electrically connected with the control device; the control device is electrically connected with the laser through a fiber optic cable; the optical fiber cable suspension device comprises a cantilever crane, wherein the cantilever crane is fixedly arranged on a workbench, and the cantilever crane is close to the robot and is fixedly arranged for suspending the optical fiber cable.
2. Laser pre-treatment device of a region to be welded according to claim 1, characterized in that: still include dust extraction, dust extraction is fixed to be set up on the workstation, dust extraction with controlling means electricity is connected.
3. Laser pre-treatment device of a region to be welded according to claim 2, characterized in that: dust extraction includes dust absorption pipe and smoke purifier, dust absorption pipe one end with smoke purifier entry fixed connection, the dust absorption pipe other end is fixed on the holder for absorb dust and the oxide film that laser cleaning produced, smoke purifier is fixed to be set up on the workstation, be used for collecting the dust with the oxide film.
4. Laser pre-treatment device of a region to be welded according to claim 1, characterized in that: the laser is a hundred nanosecond pulsed laser.
5. Laser pre-treatment device of a region to be welded according to claim 4, characterized in that: the average power of the hundred nanosecond pulse laser is 30-500W.
6. Laser pre-treatment device of a region to be welded according to claim 4, characterized in that: the adjustable pulse width of the hundred-nanosecond pulse laser is 100-300 ns.
7. Laser pre-treatment device of a region to be welded according to claim 4, characterized in that: the laser repetition frequency of the hundred nanosecond pulse laser is 10-500 kHz.
8. Laser pre-treatment device of a region to be welded according to claim 1, characterized in that: the laser is internally provided with a galvanometer system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921446752.5U CN211613662U (en) | 2019-08-30 | 2019-08-30 | Laser preprocessing equipment for area to be welded |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921446752.5U CN211613662U (en) | 2019-08-30 | 2019-08-30 | Laser preprocessing equipment for area to be welded |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211613662U true CN211613662U (en) | 2020-10-02 |
Family
ID=72616622
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921446752.5U Active CN211613662U (en) | 2019-08-30 | 2019-08-30 | Laser preprocessing equipment for area to be welded |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211613662U (en) |
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2019
- 2019-08-30 CN CN201921446752.5U patent/CN211613662U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A laser pretreatment equipment for the area to be welded Effective date of registration: 20220920 Granted publication date: 20201002 Pledgee: Agricultural Bank of China Limited Hubei pilot Free Trade Zone Wuhan Area Branch Pledgor: WUHAN XIANGMING LASER TECHNOLOGY CO.,LTD. Registration number: Y2022420000301 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20231031 Granted publication date: 20201002 Pledgee: Agricultural Bank of China Limited Hubei pilot Free Trade Zone Wuhan Area Branch Pledgor: WUHAN XIANGMING LASER TECHNOLOGY CO.,LTD. Registration number: Y2022420000301 |