CN112207381A - Laser tin soldering machine and operation method thereof - Google Patents
Laser tin soldering machine and operation method thereof Download PDFInfo
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- CN112207381A CN112207381A CN201910618612.XA CN201910618612A CN112207381A CN 112207381 A CN112207381 A CN 112207381A CN 201910618612 A CN201910618612 A CN 201910618612A CN 112207381 A CN112207381 A CN 112207381A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K1/00—Soldering, e.g. brazing, or unsoldering
- B23K1/005—Soldering by means of radiant energy
- B23K1/0056—Soldering by means of radiant energy soldering by means of beams, e.g. lasers, E.B.
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K3/00—Tools, devices, or special appurtenances for soldering, e.g. brazing, or unsoldering, not specially adapted for particular methods
- B23K3/08—Auxiliary devices therefor
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- Optics & Photonics (AREA)
- Laser Beam Processing (AREA)
Abstract
The invention relates to a laser soldering machine and an operation method thereof, and the laser soldering machine comprises an automatic plate placing machine, an automatic tin ring forming machine, a laser welding machine, an automatic PCB compact block unloading machine, an automatic optical detection machine, an automatic plate collecting machine and an automatic production line formed by connecting the automatic plate placing machine, the automatic tin ring forming machine, the laser welding machine, the automatic PCB compact block unloading machine, the automatic optical detection machine and the automatic plate collecting machine through an automatic conveyor. The tin soldering device is simple in structure and convenient to operate, reduces the cost of the whole tin soldering process, and improves the stability and the working efficiency.
Description
Technical Field
The invention relates to the technical field of laser equipment, in particular to a laser tin soldering machine and an operation method thereof.
Background
At present, laser soldering existing in the market mainly comprises laser tin wire welding, laser soldering lug welding, laser tin paste welding and laser ball-spraying soldering. The welding mode of laser tin wire welding has the defects of large tin quantity difference, easy occurrence of a large amount of tin beads in the welding process, difficult guarantee of the quality after welding and low efficiency; the welding cost of the laser welding piece is high, which is about 10 times of that of tin wire welding; during laser solder paste welding, a large amount of solder balls (common solder paste) are easy to appear when the method is used, and adverse effects are caused on the reliability and stability of products, for example, the production cost of the laser solder paste is greatly improved; ball-spraying welding is used on products with low pin height and small pad area, and the welding quality of the products with high pins is difficult to control due to large pad area.
Disclosure of Invention
The applicant provides a laser soldering machine and an operation method thereof aiming at the defects in the prior art, so that the problem of high cost of the prior automatic welding is solved, and the problem of poor control of the welding quality is solved, thereby reducing the cost of the whole soldering process, improving the stability and improving the working efficiency.
The technical scheme adopted by the invention is as follows:
the laser soldering machine comprises an automatic plate placing machine, wherein the output end of the automatic plate placing machine is connected with an automatic tin ring forming machine through a conveyor, and the output end of the automatic tin ring forming machine is sequentially connected with a laser welding machine, an automatic PCB compact block unloading machine, an automatic optical detection machine, an automatic conveyor and an automatic plate receiving machine.
The further technical scheme is as follows:
the automatic tin ring forming machine is structurally characterized in that: the device comprises a first rack, wherein a first protective cover is covered outside the top surface of the first rack, a first industrial personal computer display is installed on the side surface of one end of the first protective cover through a first support, and a first controller is installed on the front part of the other end of the first protective cover; a first transmission positioning track connected with the conveyor is installed on a top surface workbench of a first rack located in the first protective cover shell, and a first executing mechanism is installed above the first transmission positioning track.
The first actuating mechanism is structurally characterized in that: including installing at orbital first PMKD of first transmission positioning, the first X axle subassembly of symmetry is installed to both sides above the first PMKD, and first Y axle subassembly is installed to two first X axle subassemblies tops, installs first Z axle subassembly on the first Y axle subassembly, install first CCD subassembly and automatic tin ring structure around on the first Z axle subassembly.
The structure of the laser welding machine is as follows: the device comprises a second rack, wherein a second protective cover is covered outside the top surface of the second rack, a second industrial personal computer display is installed on the side surface of one end of the second protective cover through a second support, and a second controller is installed on the front part of the other end of the second protective cover; and a second transmission positioning track connected with the automatic tin ring forming machine is arranged on a top surface working table of a second rack positioned in the second protective housing, and a second executing mechanism is arranged above the second transmission positioning track.
Rectangular holes are formed in the front ends and two sides of the first protective cover shell and the second protective cover shell.
The structure of the second actuating mechanism is as follows: including installing the second PMKD on the second transmission positioning track, the second X axle subassembly of symmetry is installed to both sides above the second PMKD, installs second Y axle subassembly on the second X axle subassembly, installs second Z axle subassembly on the second Y axle subassembly, install second CCD subassembly and laser welding mirror that shakes on the second Z axle subassembly.
The automatic plate placing machine is internally provided with a material plate, and the material plate is subjected to full-automatic processing through a conveyor, an automatic tin ring forming machine, a laser welding machine, an automatic PCB compact block unloading machine, an automatic optical detection machine, an automatic conveyor and an automatic plate receiving machine in sequence.
The mounting structure of flitch does: including two supporting beams that the interval set up, the flitch is installed in a supporting beam top, and middle part underrun is installed through the fastener symmetry around the flitch to get and puts the knot, is provided with a plurality of rectangles on the last plane of flitch and sinks the groove, and a plurality of locating pins are all installed to every rectangle sinks the groove, and every locating pin next door on the rectangle sinks the groove and all opens correspondingly has the circular port, and the product is installed to the circular port, the product is provided with boss structure, boss structure department installs the PCB compact heap.
An operation method of a laser soldering machine comprises the following operation steps:
the first step is as follows: preparing a material plate, and placing a product to be welded and a PCB pressing block on the material plate;
the second step is that: stacking the plates from top to bottom on an automatic plate placing machine, and detecting a placing area in advance after the plates are automatically fed;
the third step: the conveyer conveys the flitch to the first transmission positioning track of the automatic tin ring forming machine one by one, the first CCD assembly scans the products one by one, the tin wire is sent into the automatic tin ring winding structure to be formed and cut, then the formed tin ring is sleeved on the PIN needle of the product, and all the products on the flitch are processed one by adopting the method;
the fourth step: conveying the whole material plate of the product sleeved with the tin ring to a second conveying and positioning track of a laser welding machine through the first conveying and positioning track, conveying the material plate to a welding area, scanning the products one by using a second CCD assembly, and welding the welding position by using a laser welding galvanometer to emit laser, wherein the time of each welding point is between 0.5 and 2 seconds; all products on the material plate are welded one by adopting the method;
the fifth step: conveying the welded material plates in the fourth step to an automatic PCB compact block unloader, and unloading the PCB compact blocks through the automatic PCB compact block unloader;
and a sixth step: conveying the material plates unloaded with the PCB pressing blocks into an automatic optical detection machine, detecting the processed products one by one, and checking whether the products are qualified;
the seventh step: conveying the inspected material plates to an automatic plate receiving machine through an automatic conveyor;
eighth step: and finishing the operation.
The invention has the following beneficial effects:
the automatic tin soldering device is compact and reasonable in structure and convenient to operate, and the whole tin soldering process can be efficiently finished through an automatic production line consisting of the plate placing machine, the conveyor, the automatic tin ring forming machine, the laser welding machine, the automatic PCB compact block unloading machine, the automatic optical detection machine and the automatic plate collecting machine, so that the cost is reduced, and the stability and the working efficiency are improved.
The invention can weld at room temperature and special condition, with simple device.
The invention adopts weldable refractory material, can weld dissimilar materials and has good effect.
The invention can carry out micro welding, the laser beam can obtain very small light spots, and can be accurately positioned, and the invention can be used for soldering micro and small workpieces in large-scale automatic production.
According to the plate placing machine, after the whole plate is automatically fed, the placing area can be detected in advance, the position accuracy is guaranteed, and the stability and the efficiency of product welding are improved.
The automatic tin ring forming machine can place the manufactured tin ring on the PIN needle, so that the preparation of the position of the tin ring entering the next procedure is reliable, the stability and efficiency of product welding are improved, and the energy consumption is reduced.
According to the laser machine, after the material reaches the laser welding area, the welding position can be positioned, and then the vibrating mirror is used for emitting laser to weld the welding position, so that the stability of a product is improved, and the application range of the laser machine is expanded.
The PCB compact block dismounting machine provided by the invention realizes automatic dismounting of the PCB compact block and improves the efficiency of a production line.
The automatic optical detection machine can automatically detect the welding qualification of products, improves the production efficiency and stability, and can find and improve the defect rate as soon as possible once the defect rate is higher.
According to the plate collecting machine, the blanking of products, the collection and the recycling of the material plates are realized in the last ring of an automatic production line, so that the production efficiency is improved, and the production cost is reduced.
The conveyor provided by the invention realizes full-automatic material and material plate conveying, saves manpower, reduces the production cost and improves the production efficiency.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
FIG. 2 is a schematic structural diagram of an automatic tin ring molding machine according to the present invention.
FIG. 3 is a schematic structural diagram of an actuator of the automatic tin ring molding machine of the present invention.
FIG. 4 is a schematic view of the structure of the laser welding machine of the present invention.
FIG. 5 is a schematic structural diagram of an actuator of the laser welding machine of the present invention.
Fig. 6 is a schematic view of the mounting structure of the flitch and the PCB compression block of the invention.
Wherein: 1. automatic plate placing machine; 2. a conveyor; 3. an automatic tin ring forming machine; 4. laser welding machine; 5. an automatic PCB compact block unloader; 6. an automated optical inspection machine; 7. an automatic conveyor; 8. an automatic plate collecting machine; 11. a material plate; 12. a support beam; 13. a circular hole; 14. positioning pins; 15. a PCB compression block; 16. a rectangular sink tank; .
301. A first frame; 302. a first Y-axis assembly; 303. automatically winding a tin ring structure; 304. a first controller; 305. a first protective housing; 306. a first bracket; 307. a first industrial personal computer display; 308. a first actuator; 309. a first X-axis assembly; 312. a first Z-axis assembly; 315. a first CCD assembly; 318. a first fixed base plate; 320. a first transmission positioning track;
401. a first frame; 402. a second Y-axis assembly; 403. laser welding a galvanometer; 404. a second controller; 405. a second protective housing; 406. a second bracket; 407. a second industrial personal computer display; 408. a second actuator; 409. a second X-axis assembly; 412. a second Z-axis assembly; 415. a second CCD assembly; 418. a second stationary base plate; 420. and a second transport positioning track.
Detailed Description
The following describes embodiments of the present invention with reference to the drawings.
As shown in fig. 1 to 6, the laser soldering machine of the present embodiment includes an automatic board placing machine 1, an output end of the automatic board placing machine 1 is connected to an automatic tin ring forming machine 3 through a conveyor 2, and an output end of the automatic tin ring forming machine 3 is sequentially connected to a laser welding machine 4, an automatic PCB compact block unloading machine 5, an automatic optical detection machine 6, an automatic conveyor 7, and an automatic board receiving machine 8.
The structure of the automatic tin ring forming machine 3 is as follows: the intelligent control system comprises a first rack 301, wherein a first protective cover shell 305 is covered outside the top surface of the first rack 301, a first industrial personal computer display 307 is installed on one side surface of one end of the first protective cover shell 305 through a first support 306, and a first controller 304 is installed on the front part of the other end of the first protective cover shell 305; a first transmission positioning rail 320 connected with the conveyor 2 is installed on the top surface worktable of the first frame 301 positioned in the first protective housing 305, and a first actuating mechanism 308 is installed above the first transmission positioning rail 320.
The first actuator 308 has the following structure: the automatic tin ring winding device comprises a first fixed bottom plate 318 arranged on a first transmission positioning track 320, symmetrical first X shaft assemblies 309 are arranged on two sides of the first fixed bottom plate 318, first Y shaft assemblies 302 are arranged above the two first X shaft assemblies 309, a first Z shaft assembly 312 is arranged on the first Y shaft assembly 302, and a first CCD assembly 315 and an automatic tin ring winding structure 303 are arranged on the first Z shaft assembly 312.
The structure of the laser welding machine 4 is: the intelligent control system comprises a second rack 401, wherein a second protective cover 405 is covered outside the top surface of the second rack 401, a second industrial personal computer display 407 is mounted on the side surface of one end of the second protective cover 405 through a second support 406, and a second controller 404 is mounted on the front portion of the other end of the second protective cover 405; a second transmission positioning rail 420 connected with the automatic tin ring forming machine 3 is arranged on the top surface worktable of the second machine frame 401 positioned in the second protective cover 405, and a second actuating mechanism 408 is arranged above the second transmission positioning rail 420.
Rectangular holes are formed in the front ends and two sides of the first protective cover shell 305 and the second protective cover shell 405.
The second actuator 408 has a structure in which: the laser welding positioning device comprises a second fixed base plate 418 arranged on a second transmission positioning rail 420, symmetrical second X shaft assemblies 409 are arranged on two sides of the second fixed base plate 418, a second Y shaft assembly 402 is arranged on the second X shaft assembly 409, a second Z shaft assembly 412 is arranged on the second Y shaft assembly 402, and a second CCD assembly 415 and a laser welding galvanometer 403 are arranged on the second Z shaft assembly 412.
A feeding plate 11 is placed in the automatic plate placing machine 1, and the feeding plate 11 is subjected to full-automatic processing sequentially through a conveyor 2, an automatic tin ring forming machine 3, a laser welding machine 4, an automatic PCB compact block unloading machine 5, an automatic optical detection machine 6, an automatic conveyor 7 and an automatic plate receiving machine 8.
The operation method of the laser soldering machine comprises the following operation steps:
the first step is as follows: preparing a material plate 11, and placing a product to be welded and a PCB pressing block 15 on the material plate 11;
the second step is that: the material plates 11 are stacked on the automatic plate placing machine 1 from top to bottom, and the placing areas are detected in advance after the whole plate is automatically fed;
the third step: the conveyer 2 conveys the flitch 11 to a first conveying and positioning track 320 of the automatic tin ring forming machine 3 one by one, the first CCD assembly 315 scans products one by one, the tin wire is sent into the automatic tin ring winding structure 303 to be formed and cut, then the formed tin ring is sleeved on PIN needles of the products, and all the products on the flitch 11 are processed one by adopting the method;
the fourth step: conveying the whole flitch 11 sleeved with the product of the tin ring to a second conveying and positioning track 420 of the laser welding machine 4 through a first conveying and positioning track 320, conveying the flitch 11 to a welding area, scanning the product one by a second CCD assembly 415, and welding the welding position by emitting laser by using a laser welding galvanometer 403, wherein the time of each welding point is between 0.5 and 2 seconds; all products on the material plate 11 are welded one by adopting the method;
the fifth step: conveying the welded material plates 11 in the fourth step to an automatic PCB compact block unloader 5, and unloading the PCB compact blocks 15 through the automatic PCB compact block unloader 5;
and a sixth step: conveying the material plates 11 unloaded with the PCB pressing blocks 15 to an automatic optical detector 6, detecting the processed products one by one, and checking whether the products are qualified;
the seventh step: transporting the inspected material plate 11 to an automatic plate receiving machine 8 through an automatic conveyor 7;
eighth step: and finishing the operation.
The whole machine is full-automatic, the labor cost is saved, and the stability and the working efficiency are improved. The invention has wide application range and high accuracy, and is very suitable for the development requirement of modern industry.
The PIN is a metallic substance used in the connector to conduct electricity (signal).
The above description is intended to be illustrative and not restrictive, and the scope of the invention is defined by the appended claims, which may be modified in any manner within the scope of the invention.
Claims (9)
1. A laser soldering machine is characterized in that: the automatic plate placing machine comprises an automatic plate placing machine (1), wherein the output end of the automatic plate placing machine (1) is connected with an automatic tin ring forming machine (3) through a conveyor (2), and the output end of the automatic tin ring forming machine (3) is sequentially connected with a laser welding machine (4), an automatic PCB pressing block unloading machine (5), an automatic optical detection machine (6), an automatic conveyor (7) and an automatic plate collecting machine (8).
2. A laser soldering machine according to claim 1, wherein: the automatic tin ring forming machine (3) is structurally characterized in that: the device comprises a first rack (301), wherein a first protective cover shell (305) is covered outside the top surface of the first rack (301), a first industrial personal computer display (307) is installed on one side surface of one end of the first protective cover shell (305) through a first support (306), and a first controller (304) is installed on the front portion of the other end of the first protective cover shell (305); a first transmission positioning rail (320) connected with the conveyor (2) is arranged on a top surface worktable of a first frame (301) positioned in a first protective cover (305), and a first executing mechanism (308) is arranged above the first transmission positioning rail (320).
3. A laser soldering machine according to claim 2, wherein: the first actuator (308) is configured to: including installing first PMKD (318) at first transmission positioning track (320), symmetrical first X axle subassembly (309) is installed to both sides above first PMKD (318), and first Y axle subassembly (302) is installed to two first X axle subassemblies (309) tops, installs first Z axle subassembly (312) on first Y axle subassembly (302), install first CCD subassembly (315) and automatic tin ring structure (303) of winding on first Z axle subassembly (312).
4. A laser soldering machine according to claim 1, wherein: the structure of the laser welding machine (4) is as follows: the intelligent control system comprises a second rack (401), wherein a second protective cover shell (405) is covered outside the top surface of the second rack (401), a second industrial personal computer display (407) is installed on one side surface of one end of the second protective cover shell (405) through a second support (406), and a second controller (404) is installed on the front portion of the other end of the second protective cover shell (405); and a second transmission positioning rail (420) connected with the automatic tin ring forming machine (3) is arranged on a top surface worktable of the second rack (401) positioned in the second protective cover (405), and a second execution mechanism (408) is arranged above the second transmission positioning rail (420).
5. A laser soldering machine according to claim 2 or claim 4, wherein: rectangular holes are formed in the front ends and two sides of the first protective cover shell (305) and the second protective cover shell (405).
6. A laser soldering machine according to claim 4, wherein: the second actuator (408) is configured to: including installing second fixed bottom plate (418) on second transmission positioning track (420), symmetrical second X axle subassembly (409) is installed to both sides above second fixed bottom plate (418), installs second Y axle subassembly (402) on second X axle subassembly (409), installs second Z axle subassembly (412) on second Y axle subassembly (402), install second CCD subassembly (415) and laser welding galvanometer (403) on second Z axle subassembly (412).
7. A laser soldering machine according to claim 1, wherein: the automatic plate placing machine is characterized in that a material plate (11) is placed in the automatic plate placing machine (1), and the material plate (11) is subjected to full-automatic processing through a conveyor (2), an automatic tin ring forming machine (3), a laser welding machine (4), an automatic PCB pressing block unloading machine (5), an automatic optical detection machine (6), an automatic conveyor (7) and an automatic plate collecting machine (8) in sequence.
8. A laser soldering machine according to claim 7, wherein: the mounting structure of the flitch (11) is as follows: including two supporting beam (12) that the interval set up, flitch (11) are installed in supporting beam (12) top, and middle part bottom surface is installed through the fastener symmetry around flitch (11) and is put and detain (10), is provided with a plurality of rectangles on the last plane of flitch (11) and sinks groove (16), and a plurality of locating pins (14) are all installed in every rectangle heavy groove (16), and every locating pin (14) next door on rectangle heavy groove (16) all opened circular port (13) correspondingly, and the product is installed in circular port (13), the product is provided with boss structure, boss structure department installs PCB compact heap (15).
9. A method of operating a laser soldering machine as claimed in claim 1, wherein: the method comprises the following operation steps:
the first step is as follows: preparing a material plate (11), and placing a product to be welded and a PCB pressing block (15) on the material plate (11);
the second step is that: the material plates (11) are stacked on the automatic plate placing machine (1) from top to bottom, and the placing areas are detected in advance after the whole plate is automatically fed;
the third step: the conveyer (2) conveys the material plates (11) to a first conveying and positioning track (320) of an automatic tin ring forming machine (3) one by one, a first CCD assembly (315) scans products one by one, a tin wire is conveyed into an automatic tin ring winding structure (303) to be formed and cut, then the formed tin rings are sleeved on PIN needles of the products, and all the products on the material plates (11) are processed one by adopting the method;
the fourth step: conveying the whole material plate (11) of the product sleeved with the tin ring to a second conveying and positioning track (420) of a laser welding machine (4) through a first conveying and positioning track (320), conveying the material plate (11) to a welding area, scanning the products one by a second CCD assembly (415), and welding the welding position by emitting laser through a laser welding galvanometer (403), wherein each welding point is used for 0.5-2 seconds; all products on the material plate (11) are welded one by adopting the method;
the fifth step: conveying the welded material plates (11) in the fourth step to an automatic PCB pressing block unloader (5), and unloading the PCB pressing blocks (15) through the automatic PCB pressing block unloader (5);
and a sixth step: conveying the material plate (11) unloaded with the PCB pressing block (15) to an automatic optical detector (6), detecting the processed products one by one, and checking whether the products are qualified;
the seventh step: transporting the inspected material plate (11) to an automatic plate receiving machine (8) through an automatic conveyor (7);
eighth step: and finishing the operation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910618612.XA CN112207381A (en) | 2019-07-10 | 2019-07-10 | Laser tin soldering machine and operation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910618612.XA CN112207381A (en) | 2019-07-10 | 2019-07-10 | Laser tin soldering machine and operation method thereof |
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| Publication Number | Publication Date |
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| CN112207381A true CN112207381A (en) | 2021-01-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910618612.XA Pending CN112207381A (en) | 2019-07-10 | 2019-07-10 | Laser tin soldering machine and operation method thereof |
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| CN (1) | CN112207381A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115846786A (en) * | 2023-03-02 | 2023-03-28 | 武汉松盛光电科技有限公司 | Ring forming device and laser welding equipment |
-
2019
- 2019-07-10 CN CN201910618612.XA patent/CN112207381A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115846786A (en) * | 2023-03-02 | 2023-03-28 | 武汉松盛光电科技有限公司 | Ring forming device and laser welding equipment |
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