CN219293016U - Portable laser welding device for stitch welding of aluminum alloy sheet - Google Patents
Portable laser welding device for stitch welding of aluminum alloy sheet Download PDFInfo
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- CN219293016U CN219293016U CN202320135681.7U CN202320135681U CN219293016U CN 219293016 U CN219293016 U CN 219293016U CN 202320135681 U CN202320135681 U CN 202320135681U CN 219293016 U CN219293016 U CN 219293016U
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- stepping motor
- welding
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- mounting seat
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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Abstract
The utility model relates to a portable laser welding device for stitch welding of aluminum alloy sheets, which belongs to the technical field of aluminum alloy laser welding and comprises a stepping motor mounting seat, wherein a stepping motor is mounted on the stepping motor mounting seat, the output end of the stepping motor is connected with a driving screw rod, and the tail end of the driving screw rod is fixed on a supporting block with a limit; the compressing block is connected with the driving screw rod in a threaded way, and the front end of the compressing block is provided with a notch; the stepping motor mounting seat is provided with a fiber laser generator, the output end of the fiber laser light emitting generator is provided with a laser galvanometer device, the scanning end of the laser galvanometer device is fixedly provided with a field lens, and the field lens is aligned with a notch at the front end of the compaction block; the stepping motor mounting seat is fixedly provided with a control box, and the control box is provided with a pressing/loosening button and a welding button. According to the utility model, compression welding is realized through the compression block, the deformation of a workpiece is reduced, the quality and consistency of products are ensured, and the consistency of each weld joint is good.
Description
Technical Field
The utility model belongs to the technical field of aluminum alloy laser welding, and particularly relates to a portable laser welding device for stitch welding of aluminum alloy sheets.
Background
At present, an aluminum door frame seam allowance adopts a pneumatic riveting technology, but the requirement on a seam of a riveting plate in the actual use process is higher, and the phenomenon of riveting cracking is easy to occur due to large deformation caused by aluminum welding.
Disclosure of Invention
Aiming at the defects existing in the prior art, the utility model provides a portable laser welding device for stitch welding of aluminum alloy sheets.
The portable laser welding device for stitch welding of the aluminum alloy sheet comprises a stepping motor mounting seat, wherein a stepping motor is mounted on the stepping motor mounting seat, the output end of the stepping motor is connected with a driving screw rod, the tail end of the driving screw rod is fixed on a support block with a limit, and the support block with the limit is fixed on the stepping motor mounting seat; the compressing block is connected with the driving screw rod in a threaded way, and the front end of the compressing block is provided with a notch; the stepping motor mounting seat is provided with a fiber laser generator, the output end of the fiber laser generator is provided with a laser galvanometer device at the fiber laser light outlet, the scanning end of the laser galvanometer device is fixed with a field lens, and the field lens is aligned with a notch at the front end of the compaction block; the stepping motor is characterized in that a control box is fixedly arranged on the stepping motor mounting seat, a pressing/loosening button and a welding button are arranged on the control box, the stepping motor is electrically connected with the control box through a wiring terminal in the control box.
An auxiliary polish rod is fixed between the stepper motor mounting seat and the supporting block with the limit, the auxiliary polish rod is coaxially arranged at two sides of the driving screw rod, and the compressing block is sleeved outside the driving screw rod and used for assisting the compressing block to move under the driving of the stepper motor.
The front end of the supporting block with the limit is L-shaped and is used for clamping an aluminum alloy sheet to be welded, and the L-shaped front end is matched with the edge of the aluminum alloy sheet to be welded.
Two parallel grooves are formed in the upper surface of the front end of the supporting block with the limit function, and the two parallel grooves are adapted according to actual production requirements.
The beneficial effects of the utility model are as follows: the utility model adopts a welding mode to replace pneumatic riveting, thereby reducing the occurrence of cracking caused by overlarge gap of a 'seam allowance workpiece'; meanwhile, the operation is simple, workers can get on hands without excessive training, and the welding area and the human body are not on the same side, so that the injury of arc light to the human body is avoided. According to the utility model, compression welding is realized through the compression block, the deformation of a workpiece is reduced, the quality and consistency of products are ensured, and the consistency of each weld joint is good.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of the present utility model in use;
wherein, the liquid crystal display device comprises a liquid crystal display device,
1-stepper motor, 2-driving screw rod, 3-auxiliary polish rod, 4-compression block, 5-belt limit supporting block, 6-stepper motor mounting seat, 7-handle, 8-compression/release button, 9-welding button, 10-fiber laser generator, 11-laser galvanometer device and 12-field lens.
Detailed Description
For better explanation of the present utility model, for easy understanding, the technical solution and effects of the present utility model will be described in detail below by way of specific embodiments with reference to the accompanying drawings.
As shown in fig. 1, a portable laser welding device for stitch welding of aluminum alloy sheets comprises a stepping motor mounting seat 6, wherein a stepping motor 1 is mounted on the stepping motor mounting seat 6, the output end of the stepping motor 1 is connected with a driving screw rod 2, the tail end of the driving screw rod 2 is fixed on a limiting support block 5, and the limiting support block 5 is fixed on the stepping motor mounting seat 6; the compressing block 4 is in threaded connection with the driving screw rod 2, and the compressing block 4 moves axially along the driving screw rod 2 under the driving of the stepping motor 1; the front end of the compacting block 4 is provided with a notch.
An auxiliary polish rod 3 is fixed between the stepper motor mounting seat 6 and the supporting block 5 with limit, and is coaxially arranged at two sides of the driving screw rod 2, and the compressing block 4 is sleeved outside the driving screw rod 2 and used for assisting the compressing block 4 to move under the driving of the stepper motor 1.
The front end of the limiting support block 5 is L-shaped and is used for clamping an aluminum alloy sheet to be welded, the L-shaped front end is matched with the edge of the aluminum alloy sheet to be welded and is used for fixing the whole device and the aluminum alloy sheet to be welded and preventing the aluminum alloy sheet to be welded from moving in position. Because the phenomenon of ' back penetration ' possibly appears in the welding process, adhesion is caused, so in order to avoid the situation, two parallel arrangement's recess has been seted up to the upper surface of the front end of the spacing supporting shoe 5 in area, avoids laser welding region, and the recess carries out the adaptation according to actual production needs.
The optical fiber laser generator 10 is installed on the stepper motor installation seat 6, the laser galvanometer device 11 is installed at the optical fiber laser light-emitting device of the output end of the optical fiber laser generator 10, the field lens 12 is fixed at the scanning end of the laser galvanometer device 11, and the field lens 12 is aligned with the notch at the front end of the compression block 4 and is used for laser welding.
A control box is fixedly arranged on the stepper motor mounting seat 6, a pressing/loosening button 8 and a welding button 9 are arranged on the control box, and the control box is used for fixing the pressing/loosening button 8, the welding button 9 and the handle 7; the press/release button 8 and the welding button 9 are electrically connected with a control box (not shown in the figure) through connection terminals in the control box, and the stepper motor 1 is electrically connected with the control box, which in this embodiment is an electrical control box comprising PLC components. The compressing/loosening button 8 is a driving button of the compressing block 4, and when the compressing/loosening button 8 is pressed, the driving motor rotates to drive the compressing block 4 to move along the axial direction of the driving screw 2 and close to the direction of the limiting supporting block 5, so that the compressing of the compressing block 4 and the limiting supporting block 5 to a workpiece to be welded is realized; pressing the compressing/releasing button 8 again, the driving motor rotates reversely to drive the compressing block 4 to move along the axial direction of the driving screw rod 2 away from the supporting block 5 with limit, and the compressing of the piece to be welded is released. The welding button 9 is a starting button for welding work, the welding button 9 is pressed, the fiber laser generator 10 emits laser, the fiber laser light emitting device emits laser, and the laser vibrating mirror device 11 emits the laser on the surface of a workpiece to finish the welding of the workpiece.
The handle 7 is fixed on the stepper motor mounting seat 6, so that a user can conveniently move the device at any time.
As shown in fig. 2, in this embodiment, taking a C-shaped aluminum door frame seam allowance as an example, the above-mentioned portable laser welding device for stitch welding of aluminum alloy sheets is used as follows:
step one: firstly, a worker holds a handle 7, moves a welding device to a workpiece to be welded, and attaches a limit supporting block 5 with a spigot;
step two: pressing a pressing/loosening button 8, and sending a working instruction to the stepping motor 1 by the control box, wherein the stepping motor 1 is electrified to rotate to drive the screw rod 2 to rotate, and the pressing block 4 moves downwards to press the spigot workpiece and then stops;
step three: pressing a welding button 9, when the welding button 9 is normally on, the laser generator emits laser, the laser passes through the laser galvanometer device 11 and the field lens 12, and the C-shaped welding bead welding is finished according to the welding path of a specific workpiece preset in control software of the fiber laser generator 10, and the light of the welding button 9 is extinguished;
step four: pressing down the pressing/loosening button 8 again, electrifying the stepping motor 1 to reversely rotate to drive the screw rod 2 to rotate, and upwards moving the pressing block 4 to loosen the workpiece;
step five: the worker holds the handle 7 and transfers to the next welding spot, and repeats the operations of the steps one to four.
Claims (4)
1. A portable laser welding device for aluminum alloy sheet stitch welding, its characterized in that: the device comprises a stepping motor mounting seat, wherein a stepping motor is mounted on the stepping motor mounting seat, the output end of the stepping motor is connected with a driving screw rod, the tail end of the driving screw rod is fixed on a limiting support block, and the limiting support block is fixed on the stepping motor mounting seat; the compressing block is connected with the driving screw rod in a threaded way, and the front end of the compressing block is provided with a notch; the stepping motor mounting seat is provided with a fiber laser generator, the output end of the fiber laser generator is provided with a laser galvanometer device at the fiber laser light outlet, the scanning end of the laser galvanometer device is fixed with a field lens, and the field lens is aligned with a notch at the front end of the compaction block; the stepping motor is characterized in that a control box is fixedly arranged on the stepping motor mounting seat, a pressing/loosening button and a welding button are arranged on the control box, the stepping motor is electrically connected with the control box through a wiring terminal in the control box.
2. A portable laser welding apparatus for stitch welding of aluminum alloy sheets as recited in claim 1 wherein: an auxiliary polish rod is fixed between the stepper motor mounting seat and the supporting block with the limit, the auxiliary polish rod is coaxially arranged at two sides of the driving screw rod, and the compressing block is sleeved outside the driving screw rod and used for assisting the compressing block to move under the driving of the stepper motor.
3. A portable laser welding apparatus for stitch welding of aluminum alloy sheets as recited in claim 1 wherein: the front end of the supporting block with the limit is L-shaped and is used for clamping an aluminum alloy sheet to be welded, and the L-shaped front end is matched with the edge of the aluminum alloy sheet to be welded.
4. A portable laser welding apparatus for stitch welding of aluminum alloy sheets as recited in claim 1 wherein: two parallel grooves are formed in the upper surface of the front end of the supporting block with the limit function, and the two parallel grooves are adapted according to actual production requirements.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320135681.7U CN219293016U (en) | 2023-01-13 | 2023-01-13 | Portable laser welding device for stitch welding of aluminum alloy sheet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320135681.7U CN219293016U (en) | 2023-01-13 | 2023-01-13 | Portable laser welding device for stitch welding of aluminum alloy sheet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219293016U true CN219293016U (en) | 2023-07-04 |
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ID=86983783
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320135681.7U Active CN219293016U (en) | 2023-01-13 | 2023-01-13 | Portable laser welding device for stitch welding of aluminum alloy sheet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219293016U (en) |
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2023
- 2023-01-13 CN CN202320135681.7U patent/CN219293016U/en active Active
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