CN203830906U - Laser welding head and laser welder - Google Patents
Laser welding head and laser welder Download PDFInfo
- Publication number
- CN203830906U CN203830906U CN201420219561.6U CN201420219561U CN203830906U CN 203830906 U CN203830906 U CN 203830906U CN 201420219561 U CN201420219561 U CN 201420219561U CN 203830906 U CN203830906 U CN 203830906U
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- laser
- mount pad
- base plate
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- slide block
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Abstract
The utility model discloses a laser welding head and belongs to the technical field of laser remelting devices. The laser welding head comprises a bottom plate which is provided with a fixing block and a storage bin. An air inlet and a feeding channel are arranged on the side wall of the fixing block, a tin discharging nozzle is arranged at the bottom of the fixing block, and a laser optical fiber head is arranged on the top of the fixing block. A discharging through hole is formed in the bottom of the storage bin, a drop channel communicated with the feeding channel is formed in the bottom plate, the bottom plate is provided with a distribution sliding block driven by a linear drive device in a sliding mode, and a locating hole is formed in the distribution sliding block. The utility model further discloses a laser welder with the laser welding head. The laser welding head and the laser welder are simple and reliable in structure, small in size, low in weight and low in cost, nitrogen is blown into the laser welder for protection in the process of laser remelting welding, and welding spots are formed and are good in appearance.
Description
Technical field
The utility model belongs to laser remolten equipment technical field, relates in particular to a kind of laser welding system and laser-beam welding machine.
Background technology
Abroad in Recent Years is paid much attention to the research and development of laser remolten method and apparatus.Along with the development of Robotics, the lifting of laser performance, the application of laser remolten, in continuous expansion, particularly plays an increasingly important role in the welding of special-shaped components and parts.Wherein automaticity and the stability of the tin ball feed mechanism of laser welding system are most important to equipment.
At present, the tin ball feed mechanism of existing laser welding system adopts servo motor to drive the mode of disc rotary, separates and shifts single tin ball.Due to its complex structure, part is more, causes laser welding system overall weight large, is difficult to the little load equipment such with parallel robot supporting.And its cost is high, be unfavorable for technique popularization and the use of medium-sized and small enterprises at home.
Utility model content
Technical problem to be solved in the utility model is: a kind of laser welding system is provided, and to solve not only complex structure of existing laser welding system, overall weight is large, and the high technical problem of cost.
As same technical conceive, another technical problem to be solved in the utility model is: a kind of laser-beam welding machine is provided.
For solving above-mentioned first technical problem, the technical solution of the utility model is: laser welding system, comprise base plate, on described base plate, fixed block is installed, described fixed block has a penetrating cavity, on the sidewall of described fixed block, be respectively equipped with the air inlet for pass into protection gas to described penetrating cavity and make tin ball enter the feeding-passage of described penetrating cavity, the bottom of described fixed block is provided with tin output mouth, the outlet internal diameter of described tin output mouth is less than the diameter of tin ball, and the top of described fixed block is provided with the laser fiber head for giving off laser beam; A side near described laser fiber head on described base plate is provided with the storage bin for storing tin ball, and described storage bin bottom is provided with out material through hole; Described base plate is provided with the whereabouts passage being connected with described feeding-passage, on described base plate, be slidably fitted with the sub-material slide block being driven by linear drive apparatus, described sub-material slide block is provided with locating hole, when described sub-material slide block is positioned at the first extreme position, described locating hole with go out material through hole and be connected, when described sub-material slide block is positioned at the second extreme position, described locating hole is connected with whereabouts passage.
Improve as one, the top of described storage bin is provided with air intake duct.
As further improvement, on described storage bin, be positioned at described discharging lead to the hole site place and be provided with the first detection fiber; On described base plate, be positioned at channel position place, described whereabouts and be provided with the second detection fiber.
As further improvement, described tin output mouth is installed on described fixed block by securing member is dismountable.
As further improvement, described linear drive apparatus comprises cylinder, and the cylinder body of described cylinder is fixedly mounted on described base plate, and the piston rod of described cylinder connects described sub-material slide block.
For solving above-mentioned second technical problem, the technical solution of the utility model is: laser-beam welding machine, comprise laser welding system, described laser welding system comprises base plate, on described base plate, fixed block is installed, described fixed block has a penetrating cavity, on the sidewall of described fixed block, be respectively equipped with the air inlet for pass into protection gas to described penetrating cavity and make tin ball enter the feeding-passage of described penetrating cavity, the bottom of described fixed block is provided with tin output mouth, the outlet internal diameter of described tin output mouth is less than the diameter of tin ball, the top of described fixed block is provided with the laser fiber head for giving off laser beam, a side near described laser fiber head on described base plate is provided with the storage bin for storing tin ball, and described storage bin bottom is provided with out material through hole, described base plate is provided with the whereabouts passage being connected with described feeding-passage, on described base plate, be slidably fitted with the sub-material slide block being driven by linear drive apparatus, described sub-material slide block is provided with locating hole, when described sub-material slide block is positioned at the first extreme position, described locating hole with go out material through hole and be connected, when described sub-material slide block is positioned at the second extreme position, described locating hole is connected with whereabouts passage.
Improve as one, the top of described storage bin is provided with air intake duct.
As further improvement, on described storage bin, be positioned at described discharging lead to the hole site place and be provided with the first detection fiber; On described base plate, be positioned at channel position place, described whereabouts and be provided with the second detection fiber.
As further improvement, described tin output mouth is installed on described fixed block by securing member is dismountable.
As further improvement, described linear drive apparatus comprises cylinder, and the cylinder body of described cylinder is fixedly mounted on described base plate, and the piston rod of described cylinder connects described sub-material slide block.
As further improvement, also comprise parallel robot, described parallel robot comprises the first mount pad and the second mount pad, between described the first mount pad and described the second mount pad, be connected by multiple linkages, described linkage comprises the drive connecting rod and the follower link that connect by the first universal joint, described drive connecting rod connects described the first mount pad rotatable under the driving of power set, and described follower link is connected with described the second mount pad by the second universal joint; On described the second mount pad, fixedly mount described base plate.
As further improvement, described the first universal joint is universal coupling with spider, and described the second universal joint comprises universal coupling with spider and realizes the rotating shaft that universal coupling with spider is connected with described the second mount pad.
As further improvement, the artificial six-degree-of-freedom parallel robot of described parallel manipulator, is connected by 6 linkages between described the first mount pad and described the second mount pad.
As further improvement, the artificial 3-dof parallel robot of described parallel manipulator, is connected by 3 linkages between described the first mount pad and described the second mount pad.
Adopted after technique scheme, the beneficial effects of the utility model are:
Because laser welding system and laser-beam welding machine comprise base plate, fixed block and storage bin on described base plate, are designed, described fixed block has a penetrating cavity, on the sidewall of described fixed block, be respectively equipped with air inlet and feeding-passage, the bottom of described fixed block is provided with tin output mouth, and top is provided with laser fiber head; Described storage bin bottom is provided with out material through hole; Described base plate is provided with the whereabouts passage being connected with described feeding-passage, is slidably fitted with the sub-material slide block being driven by linear drive apparatus on described base plate, and described sub-material slide block is provided with locating hole;
Thereby in the time welding, linear drive apparatus drives sub-material slide block movement, make sub-material slide block be positioned at the first extreme position, due to the locating hole on sub-material slide block now with go out material through hole and be connected, thereby a Ge Xi club that goes out material through hole that is arranged in storage bin falls into the locating hole of sub-material slide block, then linear drive apparatus drives sub-material slide block to move to the second extreme position together with tin ball, because the locating hole in sub-material slide block is now connected with whereabouts passage, therefore tin ball falls into whereabouts passage, then from whereabouts passage in feeding-passage enters the penetrating cavity of fixed block, then fall into the outlet of tin output mouth, because the outlet internal diameter of described tin output mouth is less than the diameter of tin ball, therefore tin ball cannot fall, then in penetrating cavity, pass into protection gas by air inlet, the laser beam simultaneously going out by laser fiber hair is by the fusing of tin ball, and the outlet from tin output mouth under the pressure-acting of protection gas of the tin ball of fusing sprays.Protection gas had both ensured enough pressure by the tin ball ejection of fusing, can ensure that again the scolding tin of fusing can be not oxidized.Tin ball welds by self dispersed heat heating pad, and without heat affecting and stress, the flue dust that technique produces is few, and cleanliness factor is high.Laser welding system and laser-beam welding machine that the utility model provides are simple and reliable for structure, and volume is small and exquisite, lightweight, and cost is lower simultaneously, in laser remolten welding, are blown into nitrogen protection, make welding spot forming and outward appearance good.
Because the top of described storage bin is provided with air intake duct, in storage bin, pass into air by air intake duct, stir tin ball, be easy to make tin ball to enter out material through hole.
Be provided with the first detection fiber owing to being positioned at described discharging lead to the hole site place on described storage bin, the first detection fiber is used for judging in material through hole, whether to fill up tin ball, if do not fill up tin ball, send signal, in storage bin, blow air by air intake duct, stir tin ball, make tin ball fall to filling up out material through hole; Be provided with the second detection fiber owing to being positioned at channel position place, described whereabouts on described base plate, the second detection fiber is for judging whether the tin ball in sub-material slide block falls in the passage of whereabouts from locating hole, if tin ball has fallen in the passage of whereabouts, send signal, make linear drive apparatus drive sub-material slide block movement to the first extreme position.
Because described tin output mouth is installed on described fixed block by securing member is dismountable, thereby be convenient to install.
Brief description of the drawings
Fig. 1 is the structural representation of the laser welding system that provides of the utility model;
Fig. 2 is the structural representation of the laser-beam welding machine that provides of the utility model;
In figure: 1, base plate, 2, fixed block, 21, penetrating cavity, 22, air inlet, 23, feeding-passage, 3, tin output mouth, 4, laser fiber head, 5, storage bin, 51, go out material through hole, 52, air intake duct, 6, whereabouts passage, 7, linear drive apparatus, 71, cylinder, 8, sub-material slide block, 81, locating hole, 9, the first detection fiber, 10, the second detection fiber, 11, the first mount pad, 12, the second mount pad, 13, linkage, 131, drive connecting rod, 132, follower link, 14, the first universal joint, 15, the second universal joint, 16, fixed leg, 17, the output shaft of servo motor, 18, rotating shaft.
Detailed description of the invention
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein is only in order to explain the utility model, and be not used in restriction the utility model.
As shown in Figure 1, a kind of laser welding system, comprise base plate 1, fixed block 2 is installed on base plate 1, fixed block 2 has a penetrating cavity 21, on the sidewall of fixed block 2, be respectively equipped with the air inlet 22 for pass into protection gas to penetrating cavity 21 and make tin ball enter the feeding-passage 23 of penetrating cavity 21, protection gas is generally inert gas, for example nitrogen etc., the bottom of fixed block 2 is provided with tin output mouth 3, the outlet internal diameter of tin output mouth 3 is less than the diameter of tin ball, the top of fixed block 2 is provided with laser fiber for giving off laser beam 4, laser fiber 4 and fixed block 2 lay respectively at the both sides of base plate 1, on base plate 1, be provided with the storage bin 5 for storing tin ball near a side of laser fiber 4, storage bin 5 bottoms are provided with out material through hole 51, base plate 1 is provided with the whereabouts passage 6 being connected with feeding-passage 23, on base plate 1, be slidably fitted with the sub-material slide block 8 being driven by linear drive apparatus 7, sub-material slide block 8 is provided with locating hole 81, when sub-material slide block 8 is positioned at the first extreme position, locating hole 81 with go out material through hole 51 and be connected, when sub-material slide block 8 is positioned at the second extreme position, locating hole 81 is connected with whereabouts passage 6.
For ease of making tin ball enter out material through hole 51, the top of storage bin 5 is provided with air intake duct 52, passes into air by air intake duct 52 in storage bin 5, stirs tin ball, thereby makes tin ball be easy to enter out material through hole 51.
On storage bin 5, be positioned at discharging through hole 51 positions and be provided with the first detection fiber 9, the first detection fiber 9 is for judging whether fill up tin ball in material through hole 51, if do not fill up tin ball, send signal, in storage bin 5, blow air by air intake duct 52, stir tin ball, make tin ball fall to filling up out material through hole 51; On base plate 1, be positioned at whereabouts passage 6 positions and be provided with the second detection fiber 10, the second detection fiber 10 is for judging whether the tin ball in sub-material slide block 8 falls in whereabouts passage 6 from locating hole 81, if tin ball has fallen in whereabouts passage 6, send signal, make linear drive apparatus 7 drive sub-material slide block 8 to move to the first extreme position.
For the ease of installing, tin output mouth 3 is installed on described fixed block by securing member is dismountable, and securing member can be selected holding screw.
Linear drive apparatus 7 comprises cylinder 71, the cylinder body of cylinder 71 is fixedly mounted on base plate 1, the piston rod of cylinder 71 connects sub-material slide block 8, the sub-material that cylinder 71 drives sub-material slide block 8 to realize tin ball shifts, the stroke of the piston rod by cylinder 71, determine the first extreme position and the second extreme position that sub-material slide block 8 moves, make 8 motions of sub-material slide block accurately.Certainly, linear drive apparatus 7 can also be selected screw-nut body etc., can realize, and is well known to those skilled in the art, and does not repeat them here.
In the time welding, linear drive apparatus 7 drives sub-material slide block 8 to move, make sub-material slide block 8 be positioned at the first extreme position, due to the locating hole 81 on sub-material slide block 8 now with go out material through hole 51 and be connected, thereby a Ge Xi club that goes out material through hole 51 that is arranged in storage bin 5 falls into the locating hole 81 of sub-material slide block 8, then linear drive apparatus 7 drives sub-material slide block 8 to move to the second extreme position together with tin ball, because the locating hole 81 in sub-material slide block 8 is now connected with whereabouts passage 6, therefore tin ball falls into whereabouts passage 6, then from whereabouts passage 6 in feeding-passage 23 enters the penetrating cavity 21 of fixed block 2, then fall into the outlet of tin output mouth 3, because the outlet internal diameter of tin output mouth 3 is less than the diameter of tin ball, therefore tin ball cannot fall, then in penetrating cavity 21, pass into protection gas by air inlet 22, by laser fiber 4 laser beam that send, tin ball is melted simultaneously, the outlet from tin output mouth 3 under the pressure-acting of protection gas of the tin ball of fusing sprays.Protection gas had both ensured enough pressure by the tin ball ejection of fusing, can ensure that again the scolding tin of fusing can be not oxidized.Tin ball welds by self dispersed heat heating pad, and without heat affecting and stress, the flue dust that technique produces is few, and cleanliness factor is high.
As shown in Figure 2, the invention also discloses a kind of laser-beam welding machine with above-mentioned laser welding system, also comprise parallel robot, parallel robot comprises the first mount pad 11 and the second mount pad 12, between the first mount pad 11 and the second mount pad 12, be connected by multiple linkages 13, linkage 13 comprises the drive connecting rod 131 and the follower link 132 that connect by the first universal joint 14, drive connecting rod 131 connects the first mount pad 11 rotatable under the driving of power set, and follower link 132 is connected with the second mount pad 12 by the second universal joint 15; On the second mount pad 12, fixedly mount base plate 1, concrete, base plate 1 is connected on the second mount pad 12 by fixed leg 16.
Wherein, power set comprise servo motor, and axially axial vertical with drive connecting rod 131 of the output shaft 17 of servo motor, adopts servo motor to control the variation of angle, make the second mount pad 12 move accurate, stablize and speed fast.Certainly power set can also be selected stepper motor etc., can realize, and those skilled in the art can select according to actual conditions, do not repeat them here.
Preferably, the first universal joint 14 is universal coupling with spider, and the second universal joint 15 comprises universal coupling with spider and realizes the rotating shaft 18 that universal coupling with spider is connected with the second mount pad 12.Certainly, the first universal joint 14 and the second universal joint 15 can also be selected spherical hinge universal joint shaft coupling etc., can realize, and those skilled in the art can, according to actual conditions, select, and do not repeat them here.
Preferably, the artificial six-degree-of-freedom parallel robot of parallel manipulator, is connected by 6 linkages between the first mount pad 11 and the second mount pad 12, can realize the adjusting to the second mount pad 12 six-freedom degrees.
Certainly, parallel robot can also be 3-dof parallel robot, between the first mount pad 11 and the second mount pad 12, be connected by 3 linkages, 3 linkages distribute along the second mount pad 12 annular arrays, can realize the adjusting to the second mount pad 12 three degree of freedoms.
When work, drive each linkage 13 self-movements respectively by corresponding power set, drive connecting rod 131 in each linkage 13 realizes the variation of the anglec of rotation under the driving of power set, thereby make drive connecting rod 131 and follower link 132 in the first universal joint 14 places bending, and then the locus of realizing the second mount pad 12 changes, and then realize movement and the swing of laser welding system on the second mount pad 12 simultaneously.
Laser welding system and laser-beam welding machine that the utility model provides are simple and reliable for structure, and volume is small and exquisite, lightweight, and cost is lower simultaneously, in laser remolten welding, are blown into nitrogen protection, make welding spot forming and outward appearance good.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all any amendments of doing within spirit of the present utility model and principle, be equal to and replace and improvement etc., within all should being included in protection domain of the present utility model.
Claims (10)
1. laser welding system, comprise base plate, it is characterized in that, on described base plate, fixed block is installed, described fixed block has a penetrating cavity, is respectively equipped with the air inlet for pass into protection gas to described penetrating cavity and makes tin ball enter the feeding-passage of described penetrating cavity on the sidewall of described fixed block, and the bottom of described fixed block is provided with tin output mouth, the outlet internal diameter of described tin output mouth is less than the diameter of tin ball, and the top of described fixed block is provided with the laser fiber head for giving off laser beam;
A side near described laser fiber head on described base plate is provided with the storage bin for storing tin ball, and described storage bin bottom is provided with out material through hole;
Described base plate is provided with the whereabouts passage being connected with described feeding-passage, on described base plate, be slidably fitted with the sub-material slide block being driven by linear drive apparatus, described sub-material slide block is provided with locating hole, when described sub-material slide block is positioned at the first extreme position, described locating hole with go out material through hole and be connected, when described sub-material slide block is positioned at the second extreme position, described locating hole is connected with whereabouts passage.
2. laser welding system according to claim 1, is characterized in that, the top of described storage bin is provided with air intake duct.
3. laser welding system according to claim 2, is characterized in that, is positioned at described discharging lead to the hole site place and is provided with the first detection fiber on described storage bin; On described base plate, be positioned at channel position place, described whereabouts and be provided with the second detection fiber.
4. laser welding system according to claim 3, is characterized in that, described tin output mouth is installed on described fixed block by securing member is dismountable.
5. laser welding system according to claim 4, is characterized in that, described linear drive apparatus comprises cylinder, and the cylinder body of described cylinder is fixedly mounted on described base plate, and the piston rod of described cylinder connects described sub-material slide block.
6. laser-beam welding machine, is characterized in that, comprises the laser welding system as described in any one claim in claim 1 to 5.
7. laser-beam welding machine according to claim 6, it is characterized in that, also comprise parallel robot, described parallel robot comprises the first mount pad and the second mount pad, between described the first mount pad and described the second mount pad, be connected by multiple linkages, described linkage comprises the drive connecting rod and the follower link that connect by the first universal joint, described drive connecting rod connects described the first mount pad rotatable under the driving of power set, and described follower link is connected with described the second mount pad by the second universal joint; On described the second mount pad, fixedly mount described base plate.
8. laser-beam welding machine according to claim 7, it is characterized in that, described the first universal joint is universal coupling with spider, and described the second universal joint comprises universal coupling with spider and realizes the rotating shaft that universal coupling with spider is connected with described the second mount pad.
9. laser-beam welding machine according to claim 7, is characterized in that, the artificial six-degree-of-freedom parallel robot of described parallel manipulator is connected by 6 linkages between described the first mount pad and described the second mount pad.
10. laser-beam welding machine according to claim 7, is characterized in that, the artificial 3-dof parallel robot of described parallel manipulator is connected by 3 linkages between described the first mount pad and described the second mount pad.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420219561.6U CN203830906U (en) | 2014-04-30 | 2014-04-30 | Laser welding head and laser welder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420219561.6U CN203830906U (en) | 2014-04-30 | 2014-04-30 | Laser welding head and laser welder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203830906U true CN203830906U (en) | 2014-09-17 |
Family
ID=51508794
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420219561.6U Withdrawn - After Issue CN203830906U (en) | 2014-04-30 | 2014-04-30 | Laser welding head and laser welder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203830906U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103962721A (en) * | 2014-04-30 | 2014-08-06 | 歌尔声学股份有限公司 | Laser welding head and laser welding machine |
| CN104708202A (en) * | 2015-03-19 | 2015-06-17 | 深圳市玖玖创想科技有限公司 | Laser welding machine |
-
2014
- 2014-04-30 CN CN201420219561.6U patent/CN203830906U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103962721A (en) * | 2014-04-30 | 2014-08-06 | 歌尔声学股份有限公司 | Laser welding head and laser welding machine |
| CN103962721B (en) * | 2014-04-30 | 2016-06-22 | 歌尔声学股份有限公司 | Laser welding system and laser-beam welding machine |
| CN104708202A (en) * | 2015-03-19 | 2015-06-17 | 深圳市玖玖创想科技有限公司 | Laser welding machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160503 Address after: 261000, building 1346, R & D workshop, Jade East Street, Weifang hi tech Development Zone, Weifang, Shandong, 1 Patentee after: Weifang Lokomo Precision Industry Co., Ltd. Address before: 261031 Dongfang Road, Weifang high tech Industrial Development Zone, Shandong, China, No. 268 Patentee before: Goertek Inc. |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20140917 Effective date of abandoning: 20160622 |
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| C25 | Abandonment of patent right or utility model to avoid double patenting |