CN109352115A - A kind of constant temperature high speed and precision laser Soldering machine and its control method - Google Patents
A kind of constant temperature high speed and precision laser Soldering machine and its control method Download PDFInfo
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- CN109352115A CN109352115A CN201811527583.8A CN201811527583A CN109352115A CN 109352115 A CN109352115 A CN 109352115A CN 201811527583 A CN201811527583 A CN 201811527583A CN 109352115 A CN109352115 A CN 109352115A
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- laser
- galvanometer
- camera lens
- mould group
- solder joint
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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
-
- 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.
-
- 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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- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Laser Beam Processing (AREA)
Abstract
A kind of constant temperature high speed and precision laser Soldering machine, including coupling camera lens, controller, laser, temperature prover, coupling camera lens is connected with CCD camera, laser alignment focus lamp, galvanometer respectively, laser alignment focus lamp is connected by optical fiber with laser, coupling camera lens is connected with temperature prover, and controller is connected with laser, temperature prover；When control, it first passes through CCD camera and finds solder joint, laser is exported by laser again, laser successively acts on solder joint after laser alignment focus lamp, coupling camera lens, galvanometer, while solder joint receives laser irradiation, infrared waves are successively transmitted to temperature prover after galvanometer, coupling camera lens, temperature prover will test result and be transferred to controller, the power that laser exports laser is controlled by controller, so that welding temperature reaches setting value, then laser is deflected by galvanometer, carries out next solder joint welding.It is high but also easy to operate that the design not only welds yield height, welding efficiency.
Description
Technical field
The present invention relates to laser soldering field more particularly to a kind of constant temperature high speed and precision laser Soldering machine and its controlling parties
Method is primarily adapted for use in raising welding yield, improves welding efficiency.
Background technique
In China's microelectronic industry, more and more products using Xi Si or tin cream when being welded, increasingly to temperature
Sensitivity, pad is smaller and smaller, and conventional electric iron can not weld, while also having no idea to be welded using conventional smt technique.
Summary of the invention
The purpose of the present invention is overcome the problems, such as welding yield is low, welding efficiency is low defect existing in the prior art and,
The constant temperature high speed and precision laser Soldering machine and its control method that a kind of welding yield is high, welding efficiency is high are provided.
In order to achieve the above object, the technical solution of the invention is as follows: a kind of constant temperature high speed and precision laser Soldering machine, including
Couple camera lens, controller, laser, temperature prover, the coupling camera lens respectively with CCD camera, laser alignment focus lamp, shake
Mirror is connected, and laser alignment focus lamp is connected by optical fiber with laser, and laser is connected with controller, the coupling mirror
Head is connected with temperature prover, and temperature prover is connected with controller；
The CCD camera, for finding each solder joint by coupling camera lens and galvanometer；
The laser, for exporting laser；
The laser alignment focus lamp, the laser beam focus for exporting laser is at laser facula；
The coupling camera lens, for laser facula to be transmitted to galvanometer and the infrared waves that solder joint is fed back are transmitted to temperature correction
Instrument；
The galvanometer, for deflecting laser and being transmitted to coupling mirror by laser action in solder joint and by the infrared waves that solder joint is fed back
Head；
The temperature prover, for detecting the temperature of solder joint by infrared waves；
The controller, the power of the testing result control laser output laser for being transmitted by temperature prover.
The constant temperature high speed and precision laser Soldering machine further includes bottom plate, and Y-axis driving mould group, Y-axis driving are provided on bottom plate
X-axis driving mould group is provided in mould group, Y-axis drives mould group and X-axis driving mould group is in cross arrangement, sets in X-axis driving mould group
It is equipped with carrying disk, the coupling camera lens is located at the top of carrying disk, and the setting of coupling camera lens is in Z axis driving mould group.
Erecting bed there are two being arranged in parallel on the bottom plate, erecting bed is vertical with bottom plate to be connect, and is hung down between two erecting beds
It is direct-connected to be connected to crossbeam, interconnecting device is provided on crossbeam, interconnecting device is connected with Z axis driving mould group.
Z axis driving mould group includes No.1 screw rod support and the No.1 screw rod being arranged thereon, No.1 screw rod support with turn
It connects box to be connected, No.1 screw rod is connected with No.1 driving mechanism, and No.1 slide unit is set on No.1 screw rod, and No.1 slide unit passes through
Backboard is connected with coupling camera lens.
Wire feeder and wire feed adjustment frame, the wire feed adjustment frame, for sending wire feeder are provided on the backboard
Tin silk out is directed on the laser solder joint that galvanometer is issued；
The wire feed adjustment frame includes No.1 adjustment block and No. two adjustment blocks, and one end of No. two adjustment blocks is vertically sleeved on one
In number adjustment block, No.1 adjustment block is connected with backboard, and the other end of No. two adjustment blocks is vertically sleeved on No. three adjustment blocks
On, No. three adjustment blocks are vertically sleeved in No. four adjustment blocks, and No. four adjustment blocks are sleeved on No.1 wire-feeding pipe, No.1 wire-feeding pipe with
Wire feeder is connected.
The Y-axis driving mould group includes No. two screw rod supports and No. two screw rods being arranged thereon, and No. two screw rods and No. two are driven
Motivation structure is connected, and No. two slide units are set on No. two screw rods, and No. two slide units are connected with X-axis driving mould group.
The X-axis driving mould group includes No. three screw rod supports and No. three screw rods being arranged thereon, No. three screw rod support installations
On transverse slat, mould group is vertical connect for the driving of transverse slat and Y-axis, and No. three screw rods are connected with No. three driving mechanisms, cover on No. three screw rods
Equipped with No. three slide units, No. three slide units are connected with carrying disk.
Rotation circle is set on the galvanometer, rotation circle is connected with the one end for being fixedly connected with block, is fixedly connected with the another of block
One end is sleeved on the outer circumference surface of No.1 rotary shaft one end, and the other end of No.1 rotary shaft is connected with link block, link block set
On the outer circumference surface of No. two rotary shaft one end, the other end of No. two rotary shafts is sleeved on the outer circumference surface of No. two wire-feeding pipes
On, No. two rotary shafts are mutually perpendicular to No.1 rotary shaft, and No.1 rotary shaft is mutually perpendicular to rotation circle, No. two wire-feeding pipes,
For tin silk to be directed to the laser solder joint that galvanometer is issued.
The end of No. two wire-feeding pipes is connected with wire feed needle tubing, is set on No. two wire-feeding pipes close to the position of wire feed needle tubing
There are fixed block, position of No. two rotary sleeves on No. two wire-feeding pipes between wire feed needle tubing and fixed block.
A kind of control method of constant temperature high speed and precision laser Soldering machine, the control method is the following steps are included: first pass through
CCD camera finds solder joint, then controls laser by controller and export laser, and laser is successively through laser alignment focus lamp, coupling
Solder joint is acted on after camera lens, galvanometer, while solder joint receives laser irradiation, infrared waves are successively passed after galvanometer, coupling camera lens
Temperature prover is transported to, temperature prover will test result and be transferred to controller, controls laser by controller and exports laser
Power laser is then deflected by galvanometer, carries out next solder joint welding so that welding temperature reaches setting value, at this point, control
Method processed terminates.
Compared with prior art, the invention has the benefit that
1, in a kind of constant temperature high speed and precision laser Soldering machine of the present invention and its control method coupling camera lens respectively with CCD camera, swash
Light collimation focusing mirror, galvanometer are connected, and laser alignment focus lamp is connected by optical fiber with laser, laser and controller phase
Connection, coupling camera lens are connected with temperature prover, and temperature prover is connected with controller, and laser alignment focus lamp is used for will
The laser beam focus of laser output couples camera lens for laser facula to be transmitted to galvanometer and feeds back solder joint at laser facula
Infrared waves be transmitted to temperature prover, galvanometer is used to deflect laser and by laser action in solder joint and by the red of solder joint feedback
Outer light wave transmissions are used to detect the temperature of solder joint by infrared waves to camera lens, temperature prover is coupled, and controller is for passing through
The power of the testing result control laser output laser of temperature prover transmission；Above-mentioned design is coped with using laser facula is small
Small-sized pad, and by temperature feedback control laser power, achieve the effect that real-time control laser weld point temperature, while passing through vibration
Mirror controls laser scanning, improves welding efficiency.Therefore, it is high to weld yield height, welding efficiency by the present invention.
2, Y-axis driving mould is provided in a kind of constant temperature high speed and precision laser Soldering machine of the present invention and its control method insole board
Group, Y-axis drive and are provided with X-axis driving mould group in mould group, and Y-axis drives mould group and X-axis driving mould group in cross arrangement, and X-axis is driven
Carrying disk is provided in dynamic model group, coupling camera lens is located at the top of carrying disk, and the setting of coupling camera lens is in Z axis driving mould group；On
It states design and drives product mobile by cross platform, the kinematic accuracy of product is improved, to improve welding precision.Therefore,
Welding precision of the present invention is high.
3, there are two being arranged in parallel in a kind of constant temperature high speed and precision laser Soldering machine of the present invention and its control method insole board
Erecting bed, erecting bed is vertical with bottom plate to be connect, and crossbeam is vertically connected between two erecting beds, is provided with interconnecting device on crossbeam,
Interconnecting device is connected with Z axis driving mould group, and above-mentioned design not only makes Z axis drive mould group simple installation, high reliablity, but also makes
Laser soldering device is obtained to occupy little space；It includes No.1 screw rod support and the No.1 screw rod being arranged thereon, No.1 that Z axis, which drives mould group,
Screw rod is connected with No.1 driving mechanism, and No.1 slide unit, the Z axis driving modular structure letter of above structure are set on No.1 screw rod
Single, at low cost, high reliablity；Y-axis driving mould group includes No. two screw rod supports and No. two screw rods being arranged thereon, No. two screw rods with
No. two driving mechanisms are connected, and are set with No. two slide units on No. two screw rods, the Y-axis driving modular structure of above structure is simple, at
This low, high reliablity；X-axis driving mould group includes No. three screw rod supports and No. three screw rods being arranged thereon, No. three screw rod support peaces
On transverse slat, mould group is vertical connect for the driving of transverse slat and Y-axis, and No. three screw rods are connected with No. three driving mechanisms, on No. three screw rods
It is set with No. three slide units, the X-axis driving mould group of above structure is not only simple in structure, is at low cost, high reliablity, and stability
It is good.Therefore, simple installation of the present invention, high reliablity, occupy little space, structure is simple, at low cost, stability is good.
4, wire feed adjustment frame includes No.1 tune in a kind of constant temperature high speed and precision laser Soldering machine of the present invention and its control method
Monolith and No. two adjustment blocks, one end of No. two adjustment blocks are vertically sleeved in No.1 adjustment block, and No.1 adjustment block is connected with backboard
It connecing, the other end of No. two adjustment blocks is vertically sleeved in No. three adjustment blocks, and No. three adjustment blocks are vertically sleeved in No. four adjustment blocks,
No. four adjustment blocks are sleeved on No.1 wire-feeding pipe, and No.1 wire-feeding pipe is connected with wire feeder；The wire feed adjustment frame of above structure,
The distance between tin silk and laser are adjusted by adjusting the relative position between adjustment block, is not only simple in structure, easy to operate,
And wire feed accuracy is high.Therefore, the configuration of the present invention is simple, easy to operate, wire feed accuracy height.
5, rotation circle can drive wire feed tune in a kind of constant temperature high speed and precision laser Soldering machine of the present invention and its control method
Whole frame rotates 360 ° adjusting；No.1 rotary shaft can not only rotate 360 ° adjusting, can also carry out distance up and down and adjust
To find the focal length plane of laser；It is fixedly connected with block and rotation circle links together with No.1 rotary shaft；No. two rotary shafts are fixed
On the link block of No.1 rotary shaft end, rotation angular adjustment can be carried out to No. two wire-feeding pipes, can also by it is flexible come
Adjust the distance between tin silk and the laser that No. two wire-feeding pipes come out；The wire feed adjustment frame of above structure can accurately not only incite somebody to action
The problem of tin silk is sent to bond pad locations, and easy to operate, and various irregular sample wire feed positions can be solved perfectly；No. two are sent
The end of fiber tube is connected with wire feed needle tubing, and the position of close wire feed needle tubing is set with fixed block, No. two rotations on No. two wire-feeding pipes
Position of the axle sleeve on No. two wire-feeding pipes between wire feed needle tubing and fixed block, No. two wire-feeding pipes of above structure, not only
The position of wire feed needle tubing can be quickly adjusted, and can control the adjusting range of wire feed needle tubing by fixed block.Therefore, this hair
It is bright it is easy to operate, wire feed accuracy is high, applied widely, high reliablity.
6, CCD camera is first passed through in a kind of constant temperature high speed and precision laser Soldering machine of the present invention and its control method find weldering
Point, then laser is controlled by controller and exports laser, laser is successively made after laser alignment focus lamp, coupling camera lens, galvanometer
For solder joint, while solder joint receives laser irradiation, infrared waves are successively transmitted to temperature correction after galvanometer, coupling camera lens
Instrument, temperature prover will test result and be transferred to controller, control the power that laser exports laser by controller, so that weldering
Jointing temp reaches setting value, then deflects laser by galvanometer, carries out next solder joint welding；Above-mentioned control method not only operates
Simplicity, and by temperature feedback, it can achieve the effect that real-time control laser weld point temperature, while quickly deflecting and swashing by galvanometer
Light improves welding efficiency.Therefore, operation of the present invention is easy, welding effect is good, welding efficiency is high.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention.
Fig. 2 is the mounting structure schematic diagram that camera lens is coupled in the present invention.
Fig. 3 is the structural schematic diagram of the wire feed adjustment frame in the embodiment of the present invention 2.
Fig. 4 is the structural schematic diagram of the wire feed adjustment frame in the embodiment of the present invention 3.
In figure: coupling camera lens 1, controller 2, laser 3, temperature prover 4, CCD camera 5, laser alignment focus lamp 6,
Galvanometer 7, rotation circle 71, be fixedly connected block 72, No.1 rotary shaft 73, the rotary shaft 75, two of link block 74, two wire-feeding pipe 76,
Wire feed needle tubing 761, fixed block 762, bottom plate 8, Y-axis driving mould group 81, X-axis driving mould group 82, carrying disk 83, Z axis drive mould group
84,882, No. two erecting bed 85, crossbeam 86, interconnecting device 87, backboard 88, wire feeder 881, No.1 adjustment block adjustment blocks 883, three
Number adjustment block 884, No. four adjustment blocks 885, transverse slat 89, products 9.
Specific embodiment
Below in conjunction with Detailed description of the invention and specific embodiment, the present invention is described in further detail.
Referring to Fig. 1 to Fig. 4, a kind of constant temperature high speed and precision laser Soldering machine, including coupling camera lens 1, controller 2, laser
3, temperature prover 4, the coupling camera lens 1 are connected with CCD camera 5, laser alignment focus lamp 6, galvanometer 7 respectively, laser quasi
Straight focus lamp 6 is connected by optical fiber with laser 3, and laser 3 is connected with controller 2, the coupling camera lens 1 and temperature school
Quasi- instrument 4 is connected, and temperature prover 4 is connected with controller 2；
The CCD camera 5, for finding each solder joint by coupling camera lens 1 and galvanometer 7；
The laser 3, for exporting laser；
The laser alignment focus lamp 6, the laser beam focus for exporting laser 3 is at laser facula；
The coupling camera lens 1, for laser facula to be transmitted to galvanometer 7 and the infrared waves that solder joint is fed back are transmitted to temperature school
Quasi- instrument 4；
The galvanometer 7, for deflecting laser and being transmitted to coupling by laser action in solder joint and by the infrared waves that solder joint is fed back
Camera lens 1；
The temperature prover 4, for detecting the temperature of solder joint by infrared waves；
The controller 2, the testing result for being transmitted by temperature prover 4 control the power that laser 3 exports laser.
The constant temperature high speed and precision laser Soldering machine further includes bottom plate 8, and Y-axis driving mould group 81, Y-axis are provided on bottom plate 8
X-axis driving mould group 82 is provided in driving mould group 81, it is in cross arrangement, X-axis that Y-axis, which drives mould group 81 and X-axis driving mould group 82,
Carrying disk 83 is provided in driving mould group 82, the coupling camera lens 1 is located at the top of carrying disk 83, and coupling camera lens 1 is arranged in Z axis
It drives in mould group 84.
Erecting bed 85 there are two being arranged in parallel on the bottom plate 8, erecting bed 85 is vertical with bottom plate 8 to be connect, two erecting beds
It is vertically connected with crossbeam 86 between 85, interconnecting device 87 is provided on crossbeam 86, interconnecting device 87 is connected with Z axis driving mould group 84.
Z axis driving mould group 84 includes No.1 screw rod support and the No.1 screw rod that is arranged thereon, No.1 screw rod support with
Interconnecting device 87 is connected, and No.1 screw rod is connected with No.1 driving mechanism, and No.1 slide unit, No.1 slide unit are set on No.1 screw rod
It is connected by backboard 88 with coupling camera lens 1.
Wire feeder 881 and wire feed adjustment frame are provided on the backboard 88, the wire feed adjustment frame is used for wire-feed motor
The tin silk that structure 881 is sent out is directed on the laser solder joint that galvanometer 7 is issued；
The wire feed adjustment frame includes No.1 adjustment block 882 and No. two adjustment blocks 883, and one end of No. two adjustment blocks 883 is hung down
It is directly sleeved in No.1 adjustment block 882, No.1 adjustment block 882 is connected with backboard 88, the other end of No. two adjustment blocks 883
It is vertically sleeved in No. three adjustment blocks 884, No. three adjustment blocks 884 are vertically sleeved in No. four adjustment blocks 885, No. four adjustment blocks
885 are sleeved on No.1 wire-feeding pipe, and No.1 wire-feeding pipe is connected with wire feeder 881.
Y-axis driving mould group 81 includes No. two screw rod supports and No. two screw rods being arranged thereon, No. two screw rods and No. two
Driving mechanism is connected, and No. two slide units are set on No. two screw rods, and No. two slide units are connected with X-axis driving mould group 82.
The X-axis driving mould group 82 includes No. three screw rod supports and No. three screw rods being arranged thereon, No. three screw rod supports peaces
On transverse slat 89, mould group 81 is vertical connect for the driving of transverse slat 89 and Y-axis, and No. three screw rods are connected with No. three driving mechanisms, and No. three
No. three slide units are set on screw rod, No. three slide units are connected with carrying disk 83.
Rotation circle 71 is set on the galvanometer 7, rotation circle 71 is connected with the one end for being fixedly connected with block 72, is fixedly connected
The other end of block 72 is sleeved on the outer circumference surface of 73 one end of No.1 rotary shaft, and the other end of No.1 rotary shaft 73 is connected with connection
Block 74, link block 74 are sleeved on the outer circumference surface of No. two 75 one end of rotary shaft, and the other end of No. two rotary shafts 75 is sleeved on two
On the outer circumference surface of number wire-feeding pipe 76, No. two rotary shafts 75 are mutually perpendicular to No.1 rotary shaft 73, No.1 rotary shaft 73 and rotation
Circle 71 is mutually perpendicular to, No. two wire-feeding pipes 76, for tin silk to be directed to the laser solder joint that galvanometer 7 is issued.
The end of No. two wire-feeding pipes 76 is connected with wire feed needle tubing 761, close wire feed needle tubing 761 on No. two wire-feeding pipes 76
Position be set with fixed block 762, No. two rotary shafts 75, which are sleeved on No. two wire-feeding pipes 76, is located at wire feed needle tubing 761 and solid
Determine the position between block 762.
A kind of control method of constant temperature high speed and precision laser Soldering machine, the control method is the following steps are included: first pass through
CCD camera 5 finds solder joint, then controls laser 3 by controller 2 and export laser, laser successively through laser alignment focus lamp 6,
Solder joint is acted on after coupling camera lens 1, galvanometer 7, while solder joint receives laser irradiation, infrared waves are successively through galvanometer 7, coupling mirror
Temperature prover 4 is transmitted to after first 1, temperature prover 4 will test result and be transferred to controller 2, control laser by controller 2
Device 3 exports the power of laser, so that welding temperature reaches setting value, then deflects laser by galvanometer 7, carries out next solder joint
Welding, at this point, control method terminates.
The principle of the present invention is described as follows:
The design is that one kind is welded for small-sized pad, temperature sensitive components, and welding system is answered using laser facula is small
Real-time control laser weld point temperature is achieved the effect that complete to weld, together by temperature feedback and control system to small-sized pad
When laser scanning controlled by galvanometer.The advantages of the design are as follows: tradition smt welding form relatively, this system pad solder temperature
Degree is controllable, and fuel factor is small；Laser spot is much smaller than electric iron, can be directed to small-sized pad；The low efficiency of traditional-handwork electric iron
Under, consistency is big by artificial affecting, and the design laser welding consistency is good, and efficiency is far super manual, and scan rate of vibrating mirror is remote
Higher than soldering iron；Drive product mobile by cross platform, kinematic accuracy is high.
The design is welded using galvanometer combination temperature prover, and CCD camera is for finding each solder joint in Soldering machine；
Controller controls laser and exports laser, and laser is transmitted to galvanometer by coupling camera lens, then acts on solder joint by galvanometer system；Weldering
While point receives laser irradiation, infrared waves can be transmitted to temperature prover by galvanometer, coupling camera lens；Temperature prover meeting
Controller is transmitted a signal to, controller controls the output of laser, this is a complete control loop, leads in welding process
The welding temperature for crossing this circulation constantly calibration solder joint, makes welding temperature reach setting value, completes welding, then fast by galvanometer
Speed deflection laser, carries out next solder joint welding.The design reaches control weld point temperature by temperature feedback control laser power
Effect；Meanwhile vibration mirror scanning is used for laser soldering；In addition, laser, CCD and three road optics of temperature feedback are coaxial.
The design has invented a kind of welding system using galvanometer junction belt cross platform board, the system structure and running
Mode are as follows: lower board carries laser soldering device and upper hood for installing electronic component；Laser soldering device is to set
Standby motion parts carry out the welding of product, are mounted on lower board；Upper hood is mounted on for coating laser soldering device
On lower board；Display bracket, convenient for users to operating equipment, is mounted on hood for installing computer monitor.Wherein
Laser soldering device are as follows: the benchmark that bottom plate is installed as all parts；Y-axis driving mould group is for moving material toward front-rear direction
It is dynamic, it is mounted on bottom plate；X-axis driving mould group is mounted in Y-axis driving mould group for keeping material mobile toward left and right directions；Loading
Disk is mounted in X-axis driving mould group for placing material；Pedestal of the crossbeam as welding portion, is mounted on bottom plate；Interconnecting device
For installing Z axis driving mould group, it is mounted on crossbeam；Z axis driving mould group is moved up and down for controlling coupling camera lens, is mounted on and is turned
It connects on box；Galvanometer welds material for going out laser；Wire feeder is for dynamic through row tin feeding wire when galvanometer goes out laser
Make, is mounted on backboard；Wire feed adjustment frame is used to the tin silk that wire feeder is sent out being directed to the laser solder joint that galvanometer is issued
On, welding is completed, is mounted on backboard or galvanometer.
Embodiment 1:
Referring to Fig. 1, a kind of constant temperature high speed and precision laser Soldering machine, including coupling camera lens 1, controller 2, laser 3, temperature correction
Instrument 4, the coupling camera lens 1 are connected with CCD camera 5, laser alignment focus lamp 6, galvanometer 7 respectively, and laser alignment focus lamp 6 is logical
It crosses optical fiber to be connected with laser 3, laser 3 is connected with controller 2, and the coupling camera lens 1 is connected with temperature prover 4
It connects, temperature prover 4 is connected with controller 2；The CCD camera 5 is used to find each weldering by coupling camera lens 1 and galvanometer 7
Point；The laser 3 is for exporting laser；The laser alignment focus lamp 6 be used for the laser beam focus that exports laser 3 at
Laser facula；The coupling camera lens 1 is used to for laser facula to be transmitted to galvanometer 7 and the infrared waves that solder joint is fed back is transmitted to temperature
Spend prover 4；The galvanometer 7 is used to deflect laser and is transmitted to by laser action in solder joint and by the infrared waves that solder joint is fed back
Couple camera lens 1；The temperature prover 4 is used to detect the temperature of solder joint by infrared waves；The controller 2 is for passing through temperature
Spend the power that the testing result control laser 3 that prover 4 transmits exports laser.
According to the above scheme, a kind of control method of constant temperature high speed and precision laser Soldering machine, the control method includes following
Step: it first passes through CCD camera 5 and finds solder joint, then laser 3 is controlled by controller 2 and exports laser, laser is successively through laser quasi
Solder joint is acted on after straight focus lamp 6, coupling camera lens 1, galvanometer 7, while solder joint receives laser irradiation, infrared waves are successively through shaking
It is transmitted to temperature prover 4 after mirror 7, coupling camera lens 1, temperature prover 4 will test result and be transferred to controller 2, pass through control
Device 2 controls the power that laser 3 exports laser, so that welding temperature reaches setting value, then deflects laser by galvanometer 7, into
The next solder joint welding of row, at this point, control method terminates.
Embodiment 2:
Basic content with embodiment 1, the difference is that:
Referring to Fig. 1 to Fig. 3, the constant temperature high speed and precision laser Soldering machine further includes bottom plate 8, and Y-axis driving mould is provided on bottom plate 8
Group 81, Y-axis drive and are provided with X-axis driving mould group 82 in mould group 81, and Y-axis drives mould group 81 with X-axis driving mould group 82 in cross
Arrangement, X-axis drive and are provided with carrying disk 83 in mould group 82, and the coupling camera lens 1 is located at the top of carrying disk 83, couple camera lens 1
Setting is in Z axis driving mould group 84；Erecting bed 85 there are two being arranged in parallel on the bottom plate 8, erecting bed 85 is vertical with bottom plate 8 to be connected
It connects, crossbeam 86 is vertically connected between two erecting beds 85, interconnecting device 87 is provided on crossbeam 86, interconnecting device 87 and Z axis drive
Mould group 84 is connected；The Z axis driving mould group 84 includes No.1 screw rod support and the No.1 screw rod being arranged thereon, No.1 screw rod branch
Seat is connected with interconnecting device 87, and No.1 screw rod is connected with No.1 driving mechanism, and No.1 slide unit, No.1 are set on No.1 screw rod
Slide unit is connected by backboard 88 with coupling camera lens 1；Wire feeder 881 and wire feed adjustment frame, institute are provided on the backboard 88
Wire feed adjustment frame is stated, the tin silk for sending out wire feeder 881 is directed to the laser solder joint that galvanometer 7 is issued；It is described to send
Silk adjustment frame includes No.1 adjustment block 882 and No. two adjustment blocks 883, and one end of No. two adjustment blocks 883 is vertically sleeved on one
In number adjustment block 882, No.1 adjustment block 882 is connected with backboard 88, and the other end of No. two adjustment blocks 883 is vertically sleeved on
In No. three adjustment blocks 884, No. three adjustment blocks 884 are vertically sleeved in No. four adjustment blocks 885, and No. four adjustment blocks 885 are sleeved on one
On number wire-feeding pipe, No.1 wire-feeding pipe is connected with wire feeder 881；Y-axis driving mould group 81 include No. two screw rod supports and
No. two screw rods being arranged thereon, No. two screw rods are connected with No. two driving mechanisms, are set with No. two slide units on No. two screw rods, and No. two
Slide unit is connected with X-axis driving mould group 82；The X-axis driving mould group 82 includes No. three screw rod supports and No. three silks being arranged thereon
Bar, No. three screw rod supports are mounted on transverse slat 89, and mould group 81 is vertical connect for the driving of transverse slat 89 and Y-axis, and No. three screw rods and No. three are driven
Motivation structure is connected, and No. three slide units are set on No. three screw rods, and No. three slide units are connected with carrying disk 83.
Embodiment 3:
Basic content with embodiment 1, the difference is that:
Referring to Fig. 1, Fig. 4, rotation circle 71 is set on the galvanometer 7, rotation circle 71 is connected with the one end for being fixedly connected with block 72,
The other end for being fixedly connected with block 72 is sleeved on the outer circumference surface of 73 one end of No.1 rotary shaft, and the other end of No.1 rotary shaft 73 connects
It is connected to link block 74, link block 74 is sleeved on the outer circumference surface of No. two 75 one end of rotary shaft, the other end of No. two rotary shafts 75
It is sleeved on the outer circumference surface of No. two wire-feeding pipes 76, No. two rotary shafts 75 are mutually perpendicular to No.1 rotary shaft 73, No.1 rotary shaft
73 are mutually perpendicular to rotation circle 71, No. two wire-feeding pipes 76, for tin silk to be directed to the laser solder joint that galvanometer 7 is issued
On；The end of No. two wire-feeding pipes 76 is connected with wire feed needle tubing 761, the portion of close wire feed needle tubing 761 on No. two wire-feeding pipes 76
Position is set with fixed block 762, and No. two rotary shafts 75, which are sleeved on No. two wire-feeding pipes 76, is located at wire feed needle tubing 761 and fixed block
Position between 762.
Claims (10)
1. a kind of constant temperature high speed and precision laser Soldering machine, which is characterized in that including coupling camera lens (1), controller (2), laser
(3), temperature prover (4), the coupling camera lens (1) respectively with CCD camera (5), laser alignment focus lamp (6), galvanometer (7) phase
Connection, laser alignment focus lamp (6) are connected by optical fiber with laser (3), and laser (3) is connected with controller (2), institute
It states coupling camera lens (1) to be connected with temperature prover (4), temperature prover (4) is connected with controller (2)；
The CCD camera (5), for finding each solder joint by coupling camera lens (1) and galvanometer (7)；
The laser (3), for exporting laser；
The laser alignment focus lamp (6), the laser beam focus for exporting laser (3) is at laser facula；
The coupling camera lens (1), for laser facula to be transmitted to galvanometer (7) and the infrared waves that solder joint is fed back are transmitted to temperature
It spends prover (4)；
The galvanometer (7), for deflecting laser and being transmitted to coupling by laser action in solder joint and by the infrared waves that solder joint is fed back
It closes camera lens (1)；
The temperature prover (4), for detecting the temperature of solder joint by infrared waves；
The controller (2), testing result control laser (3) for being transmitted by temperature prover (4) export laser
Power.
2. a kind of constant temperature high speed and precision laser Soldering machine according to claim 1, it is characterised in that: the constant temperature high speed essence
Close laser Soldering machine further includes bottom plate (8), and Y-axis driving mould group (81) is provided on bottom plate (8), is set in Y-axis driving mould group (81)
It is equipped with X-axis driving mould group (82), Y-axis drives mould group (81) and X-axis driving mould group (82) is in cross arrangement, and X-axis drives mould group
(82) it is provided on carrying disk (83), coupling camera lens (1) is located at the top of carrying disk (83), and coupling camera lens (1) is arranged in Z
Axis drives on mould group (84).
3. a kind of constant temperature high speed and precision laser Soldering machine according to claim 2, it is characterised in that: on the bottom plate (8)
There are two being arranged in parallel erecting bed (85), erecting bed (85) is vertical with bottom plate (8) to be connect, and is vertically connected between two erecting beds (85)
It is connected to crossbeam (86), is provided on crossbeam (86) interconnecting device (87), interconnecting device (87) is connected with Z axis driving mould group (84).
4. a kind of constant temperature high speed and precision laser Soldering machine according to claim 3, it is characterised in that: the Z axis drives mould
Group (84) includes No.1 screw rod support and the No.1 screw rod being arranged thereon, and No.1 screw rod support is connected with interconnecting device (87), and one
Number screw rod is connected with No.1 driving mechanism, and No.1 slide unit is set on No.1 screw rod, and No.1 slide unit passes through backboard (88) and coupling
Camera lens (1) is closed to be connected.
5. a kind of constant temperature high speed and precision laser Soldering machine according to claim 4, it is characterised in that:
Wire feeder (881) and wire feed adjustment frame are provided on the backboard (88), the wire feed adjustment frame is used for wire-feed motor
The tin silk that structure (881) is sent out is directed on the laser solder joint that galvanometer (7) is issued；
The wire feed adjustment frame includes No.1 adjustment block (882) and No. two adjustment blocks (883), No. two adjustment blocks (883)
One end is vertically sleeved on No.1 adjustment block (882), and No.1 adjustment block (882) is connected with backboard (88), No. two adjustment
The other end of block (883) is vertically sleeved on No. three adjustment blocks (884), and No. three adjustment blocks (884) are vertically sleeved on No. four adjustment
On block (885), No. four adjustment blocks (885) are sleeved on No.1 wire-feeding pipe, and No.1 wire-feeding pipe is connected with wire feeder (881).
6. a kind of constant temperature high speed and precision laser Soldering machine according to claim 2, it is characterised in that: the Y-axis drives mould
Group (81) includes No. two screw rod supports and No. two screw rods being arranged thereon, and No. two screw rods are connected with No. two driving mechanisms, and No. two
No. two slide units are set on screw rod, No. two slide units are connected with X-axis driving mould group (82).
7. a kind of constant temperature high speed and precision laser Soldering machine according to claim 2, it is characterised in that: the X-axis drives mould
Group (82) includes No. three screw rod supports and No. three screw rods being arranged thereon, and No. three screw rod supports are mounted on transverse slat (89), transverse slat
(89) mould group (81) are vertical connect with Y-axis driving, and No. three screw rods are connected with No. three driving mechanisms, are set with three on No. three screw rods
Number slide unit, No. three slide units are connected with carrying disk (83).
8. a kind of constant temperature high speed and precision laser Soldering machine according to claim 1 or 2, it is characterised in that: the galvanometer (7)
On be set with rotation circle (71), rotation circle (71) be connected with the one end for being fixedly connected with block (72), be fixedly connected with the another of block (72)
One end is sleeved on the outer circumference surface of No.1 rotary shaft (73) one end, and the other end of No.1 rotary shaft (73) is connected with link block
(74), link block (74) is sleeved on the outer circumference surface of No. two rotary shaft (75) one end, another end cap of No. two rotary shafts (75)
On the outer circumference surface of No. two wire-feeding pipes (76), No. two rotary shafts (75) are mutually perpendicular to No.1 rotary shaft (73), No.1 rotation
Shaft (73) is mutually perpendicular to rotation circle (71), and No. two wire-feeding pipes (76) are issued for tin silk to be directed to galvanometer (7)
Laser solder joint on.
9. a kind of constant temperature high speed and precision laser Soldering machine according to claim 8, it is characterised in that: No. two wire-feeding pipes
(76) end is connected with wire feed needle tubing (761), and the position on No. two wire-feeding pipes (76) close to wire feed needle tubing (761) is set with solid
Determine block (762), No. two rotary shafts (75), which are sleeved on No. two wire-feeding pipes (76), is located at wire feed needle tubing (761) and fixed block
(762) position between.
10. a kind of control method of constant temperature high speed and precision laser Soldering machine described in claim 1, it is characterised in that: the control
Method processed finds solder joint the following steps are included: first passing through CCD camera (5), then passes through controller (2) control laser (3) output
Laser, laser successively act on solder joint after (7) through laser alignment focus lamp (6), coupling camera lens (1), galvanometer, and solder joint receives laser
While irradiation, infrared waves are successively transmitted to temperature prover (4), temperature prover after galvanometer (7), coupling camera lens (1)
(4) it will test result and be transferred to controller (2), the power of laser is exported by controller (2) control laser (3), so that weldering
Jointing temp reaches setting value, then deflects laser by galvanometer (7), next solder joint welding is carried out, at this point, control method knot
Beam.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811527583.8A CN109352115A (en) | 2018-12-13 | 2018-12-13 | A kind of constant temperature high speed and precision laser Soldering machine and its control method |
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|---|---|---|---|
| CN201811527583.8A CN109352115A (en) | 2018-12-13 | 2018-12-13 | A kind of constant temperature high speed and precision laser Soldering machine and its control method |
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ID=65328674
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| CN201811527583.8A Pending CN109352115A (en) | 2018-12-13 | 2018-12-13 | A kind of constant temperature high speed and precision laser Soldering machine and its control method |
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| CN110125502A (en) * | 2019-06-21 | 2019-08-16 | 云智动(杭州)科技有限公司 | A kind of temperature automatically controlled automatic positioning solder system of laser galvanometer and method |
| CN110336997A (en) * | 2019-07-03 | 2019-10-15 | 珠海达明科技有限公司 | A kind of camera calibration of power platform |
| CN110681992A (en) * | 2019-10-31 | 2020-01-14 | 华中科技大学 | Adjustable broadband laser processing optical system and processing method |
| CN110948079A (en) * | 2019-12-24 | 2020-04-03 | 武汉嘉铭激光股份有限公司 | Large-size double-laser soldering combined device and welding method thereof |
| CN111347122A (en) * | 2020-04-15 | 2020-06-30 | 瑞吉尔(无锡)激光科技发展有限公司 | Laser soldering equipment |
| CN114871527A (en) * | 2022-05-13 | 2022-08-09 | 深圳市嘉鸿宝科技有限公司 | Tin wire rotating module of laser tin soldering machine |
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