CN108115299A - A kind of laser couples spot welding device - Google Patents
A kind of laser couples spot welding device Download PDFInfo
- Publication number
- CN108115299A CN108115299A CN201810060636.3A CN201810060636A CN108115299A CN 108115299 A CN108115299 A CN 108115299A CN 201810060636 A CN201810060636 A CN 201810060636A CN 108115299 A CN108115299 A CN 108115299A
- Authority
- CN
- China
- Prior art keywords
- laser
- spot welding
- coupling
- vertical movement
- movement mechanism
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000003466 welding Methods 0.000 title claims abstract description 95
- 230000008878 coupling Effects 0.000 claims abstract description 83
- 238000010168 coupling process Methods 0.000 claims abstract description 83
- 238000005859 coupling reaction Methods 0.000 claims abstract description 83
- 230000033001 locomotion Effects 0.000 claims abstract description 43
- 239000013307 optical fiber Substances 0.000 claims abstract description 5
- 230000000694 effects Effects 0.000 claims description 6
- 239000000428 dust Substances 0.000 claims description 5
- 239000000835 fiber Substances 0.000 claims description 2
- 230000008450 motivation Effects 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
- 238000006073 displacement reaction Methods 0.000 abstract description 6
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 230000003028 elevating effect Effects 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 229910000679 solder Inorganic materials 0.000 description 2
- 238000009826 distribution Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
Classifications
-
- 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
- B23K31/00—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups
-
- 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
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Laser Beam Processing (AREA)
Abstract
The present invention provides a kind of laser coupling spot welding device, belongs to laser manufacture field.The present invention includes controller, spot welding machine worktable, the vertical movement mechanism being arranged on spot welding machine worktable, the horizontal mobile mechanism being arranged in vertical movement mechanism, the laser coupling table being arranged on horizontal mobile mechanism, it further includes to be arranged on and the mash welder that spot welding is carried out to laser, light power meter and optical fiber end face detector for laser coupling is used on spot welding machine worktable, wherein, the controller is connected respectively with vertical movement mechanism, horizontal mobile mechanism, mash welder.Beneficial effects of the present invention are：Light path coupling is carried out directly on spot welding machine worktable, can avoid artificially carrying coupling table, need not transmit coupling table on a moving belt, the displacement of reduction light path and focal length because the generations such as colliding, vibrating；Operator is not required to walk about, can effectively promote coupling efficiency.
Description
Technical field
The present invention relates to laser manufacture field more particularly to a kind of laser coupling spot welding devices.
Background technology
There are two ways to existing laser assembly coupling spot welding：
The first is manual coupling welding：1. operator carries out laser light path coupling on coupling post；2. pass through conveyer belt
Transmission coupling table or operator lift coupling table to spot welding machine worktable；3. it is secured to trigger laser welding.
Second is automatic coupling welding：The manual feeding of operator, is then automatically performed light by automatic coupling welding equipment
The coupling on road and firm welding.
The first manual coupling welding has problems with point in practical operation：
（1）Coupling post is separated with spot welding machine worktable, and operator need to lift and place coupling table, have and encounter the hidden of X, Y, Z axis
Suffer from, influence offset and the focal length of light path；
（2）Conveyer belt has vibration in transmission process or hits platform phenomenon and cause component power positioning；
（3）Operator has when coupling table is placed on spot welding machine worktable encounters the possibility of welding gun.
Second of automatic coupling welding, coupling procedure have been write, and focal length has been set.If material uniformity is poor, automatic coupling
Focal length cannot be adjusted in the process, and there are fraction die powers to couple the problem of little.
The content of the invention
To solve the problems of the prior art, the present invention provides a kind of laser coupling spot welding device, is used to implement laser
The manual coupling of device light path, and automatic welding is secured.
The present invention includes controller, spot welding machine worktable, the vertical movement mechanism being arranged on spot welding machine worktable, setting
Horizontal mobile mechanism in vertical movement mechanism, the laser coupling table being arranged on horizontal mobile mechanism, further include setting
The mash welder that spot welding is carried out to laser, light power meter and optical fiber end for laser coupling are used on spot welding machine worktable
Face detector, wherein, the controller is connected respectively with vertical movement mechanism, horizontal mobile mechanism, mash welder.
The present invention is further improved, and further includes dust cover, and the dust cover cover is connected on the spot welding machine worktable.
The present invention is further improved, and the vertical movement mechanism includes vertical movement mechanism being fixed on mash welder
Fixed module, lifting module, the first drive module of driving lifting module lifting on workbench, further include and are arranged on lifting mould
Zero position switch and the first limit switch on block.
The present invention is further improved, and the horizontal mobile mechanism includes moving horizontally to be moved horizontally described in module and driving
Second drive module of module movement is arranged on second limit switch moved horizontally in module, described to move horizontally machine
Structure is fixed on by being arranged on the slide unit fixed seat moved horizontally below module in lifting module.
The present invention is further improved, and the mash welder workbench includes the bottom plate of frame and setting on said frame,
The bottom plate is equipped with through hole, and the vertical movement mechanism is arranged below the bottom plate, and the slide unit fixed seat is described in
Through hole is arranged in the vertical movement mechanism.
The present invention is further improved, and for the module that moves horizontally for ball screw, the ball screw is equipped with installation
Seat, the laser coupling table are mounted in the mounting base.
The present invention is further improved, and first drive module and the second drive module include motor, driving electricity respectively
The driver of machine, the driver input end are connected with controller output end.
The present invention is further improved, and the spot welding machine worktable is equipped with the welding position being provided separately and coupling position, described
Mash welder is arranged near welding position, and the light power meter and optical fiber end face detector are arranged near coupling position, are swashed when described
Light device coupling table vertical movement mechanism and horizontal mobile mechanism effect be moved to coupling position when, light power meter to laser into
Row coupling；When the laser coupling table vertical movement mechanism and horizontal mobile mechanism effect be moved to welding position when, point
Welding machine carries out spot welding to laser.
The present invention is further improved, the mash welder be four light beams laser-beam welding machine, the number of the laser-beam welding machine
The both sides for for four, being symmetrically arranged at horizontal mobile mechanism are measured, the laser-beam welding machine per side is vertically arranged.
Compared with prior art, the beneficial effects of the invention are as follows：Light path coupling is carried out directly on spot welding machine worktable, it can
It avoids artificially carrying coupling table, need not transmit coupling table on a moving belt, reduce light path and focal length because the generations such as colliding, vibrating
Displacement；Operator is not required to walk about, can effectively promote coupling efficiency；Avoid operator that coupling table is placed on spot welding machine worktable
The possibility of welding gun was encountered when upper；The laser coupled spot welding device, coupled motions are completed by operator, can solve automatic coupling
It closes and little problem is coupled caused by focal length can not be adjusted arbitrarily.
Description of the drawings
Fig. 1 is schematic structural view of the invention；
Fig. 2 is vertical movement mechanism structure diagram；
Fig. 3 is horizontal mobile mechanism structure diagram；
Fig. 4 is laser coupling table structure diagram；
Fig. 5 is spot welding machine structure schematic diagram；
Fig. 6 is coupling position and welding position position view.
Specific embodiment
The present invention is described in further details with reference to the accompanying drawings and examples.
As shown in Figure 1, the present invention includes controller, spot welding machine worktable, the mash welder workbench includes frame 1 and sets
The bottom plate 3 on the frame 1 is put, the vertical movement mechanism 2 that is fixed on spot welding machine worktable bottom plate 3 is arranged on vertical shifting
Horizontal mobile mechanism 4 on motivation structure 2, the laser coupling table 5 being arranged on horizontal mobile mechanism 4, further include and are arranged on a little
The mash welder 6 that spot welding is carried out to laser, light power meter 8 and fiber end face for laser coupling are used on welding-machine operation table
Detector 9, wherein, the controller is connected respectively with vertical movement mechanism 2, horizontal mobile mechanism 4, mash welder 6.It further includes anti-
Dust hood 7, the cover of dust cover 7 are connected on the spot welding machine worktable.
As shown in Fig. 2, the vertical movement mechanism 2 includes elevating mechanism and the lifting platform being arranged on above elevating mechanism
21st, for vertical movement mechanism to be fixed on to four support columns 23 and the lifting platform fixed plate 24 on spot welding machine worktable, drive
The first motor 22 that lifting platform 21 lifts, wherein, support column is for vertical movement mechanism 2 and the connection of bottom plate 3.
Controller sends pulse signal to driver, and pulse signal is converted to angular displacement signal and sends first to by driver
Motor 22.Elevating mechanism is directly connected with the first motor 22 by shaft coupling, and the driving elevating mechanism transmission of the first motor 22 is realized
Lifting platform 21 vertically moves.Zero position switch and the first limit switch are separately mounted on elevating mechanism, for feeding back lifting
Zero-bit and limit position signal.
As shown in Figure 3 and Figure 4, the horizontal mobile mechanism 4 is fixed including slide unit fixed seat 43, the second motor 41, motor
Block 45, shaft coupling, 42 and second limit switch of ball screw.43 lower surface of slide unit fixed seat is mounted on vertical movement mechanism 2
On lifting platform 21, upper surface is used to install ball screw 42.When 2 oscilaltion of vertical movement mechanism, machine is entirely moved horizontally
Structure 4 also follows oscilaltion.Motor fixed block 45 is used for the installation of the second motor 41, between the second motor 41 and ball screw 42
It is connected by shaft coupling.In addition, the ball screw 42 is equipped with mounting base 44, the laser coupling table 5 passes through coupling table
Fixed seat 11 is mounted in the mounting base 44.When vertical movement mechanism 2 and horizontal mobile mechanism 4 are driven, laser coupling
Platform 5 also follows oscilaltion with moving horizontally.
Controller sends pulse signal to driver, and pulse signal is converted to angular displacement signal and sends second to by driver
Motor 41, the second motor 41 driving ball screw 42 are driven, and realize moving horizontally for ball screw 42.Second limit switch is installed
On ball screw 42, for the extreme position of feedback level movement.
The bottom plate 3 of this example is equipped with through hole, and the vertical movement mechanism 2 is arranged on 3 lower section of bottom plate, and the slide unit is consolidated
Reservation 43 is arranged on through the through hole in the vertical movement mechanism 2.
As shown in figure 5, the mash welder 6 of this example is the laser-beam welding machine of four light beams, the welding gun 61 of the laser-beam welding machine is logical
Micropositioning stage 62 is crossed to be fixed on bottom plate 3.The quantity of the welding gun of this example is four, wherein, welding gun 611 and 614 is vertically set in 90 degree
It puts in the one side of horizontal mobile mechanism 4, and welding gun 612 and 613 is in 90 degree of opposite sides for being vertically set on horizontal mobile mechanism 4,
The welding gun of both sides is symmetrically arranged, and is equivalent to while laser 10 can be welded by four direction.This example controls
Device is I/O mouthfuls external, and access starting switch inputs for signal, outer contact relay control laser-beam welding machine triggering laser.
As shown in fig. 6, the bottom plate 3 of the spot welding machine worktable is equipped with the welding position B being provided separately and coupling position A, institute
Mash welder 6 to be stated to be arranged near welding position B, the light power meter 8 and optical fiber end face detector 9 are arranged near coupling position A, when
The laser coupling table 5 is when vertical movement mechanism 2 and the effect of horizontal mobile mechanism 4 are moved to coupling position A, light power meter
8 pairs of lasers 10 couple；When the laser coupling table 5 is moved down in vertical movement mechanism 2 and the effect of horizontal mobile mechanism 4
When moving welding position B, mash welder 6 carries out spot welding to laser 10.It is provided separately, operator is avoided to encounter in coupling operation
Welding gun, so as to influence welding precision.
Coupling point weldering working method of the present invention is as follows：
1st, operator first carries out light path coupling by laser assembly on laser coupling table using light power meter；
2nd, after laser light path coupling, operator presses starting switch, and controller sends pulse signal, driving to driver
Device driving motor is driven horizontal mobile mechanism and vertical movement mechanism, and coupling table is transmitted to laser-beam welding machine weldering from coupling position
Connect position；
3rd, the outer contact relay of controller, triggering laser-beam welding machine work, by laser firm welding.Pass through controller controlled level
The displacement of moving mechanism sets solder joint number and angular distribution, by the Bit andits control laser needs for controlling vertical movement mechanism
The position of welding.Ensure that solder joint does not deviate, welding is reliable；
4th, the component finished is welded, sends pulse signal from controller to driver, the transmission of driver driving motor moves horizontally
Laser coupling table is first transferred to the zero point of setting by mechanism and vertical movement mechanism from welding position, is then transmitted again from zero point
Return to laser-beam welding machine coupling position.Laser coupling welding finishes, and operator removes product.Coupling table is first transmitted to zero point again
Coupling position is returned to, can be moved to avoid stepper motor horizontal mobile mechanism and vertical movement mechanism caused by losing step are actual
Range error, it is ensured that bond pad locations do not deviate.
Compared with prior art, the beneficial effects of the invention are as follows：
（1）Light path coupling is carried out directly on spot welding machine worktable, can avoid artificially carrying coupling table, it need not be on a moving belt
Coupling table is transmitted, reduces the displacement of light path and focal length because the generations such as colliding, vibrating；
（2）Operator is not required to walk about, can effectively promote coupling efficiency；
（3）The possibility of welding gun is encountered when avoiding operator that coupling table is placed on spot welding machine worktable；
（4）The laser coupled spot welding device, coupled motions are completed by operator, can solve automatic coupling because focal length can not
The arbitrarily little problem of coupling caused by adjustment.
The specific embodiment of the above is the better embodiment of the present invention, not limits the specific of the present invention with this
Practical range, the scope of the present invention includes being not limited to present embodiment, all equal according to the equivalence changes of the invention made
Within the scope of the present invention.
Claims (9)
1. a kind of laser couples spot welding device, it is characterised in that：Including controller, spot welding machine worktable, it is arranged on mash welder
Vertical movement mechanism on workbench, the horizontal mobile mechanism being arranged in vertical movement mechanism are arranged on horizontal mobile mechanism
On laser coupling table, further include be arranged on spot welding machine worktable be used for laser carry out spot welding mash welder, be used for
The light power meter and optical fiber end face detector of laser coupling, wherein, the controller moves respectively with vertical movement mechanism, level
Motivation structure, mash welder are connected.
2. laser according to claim 1 couples spot welding device, it is characterised in that：Dust cover is further included, it is described dust-proof
Cover cover is connected on the spot welding machine worktable.
3. laser according to claim 1 or 2 couples spot welding device, it is characterised in that：The vertical movement mechanism bag
Include fixed module vertical movement mechanism being fixed on spot welding machine worktable, lifting module, driving lifting module lifting
The first drive module, further include be arranged on lifting module on zero position switch and the first limit switch.
4. laser according to claim 3 couples spot welding device, it is characterised in that：The horizontal mobile mechanism includes water
The second drive module of module movement is moved horizontally described in flat mobile module and driving, is arranged on described move horizontally in module
Second limit switch, the horizontal mobile mechanism are fixed on lifting by being arranged on the slide unit fixed seat moved horizontally below module
In module.
5. laser according to claim 4 couples spot welding device, it is characterised in that：The mash welder workbench includes frame
The bottom plate of frame and setting on said frame, the bottom plate are equipped with through hole, and the vertical movement mechanism is arranged on the bottom plate
Lower section, the slide unit fixed seat are arranged on through the through hole in the vertical movement mechanism.
6. laser according to claim 4 couples spot welding device, it is characterised in that：The module that moves horizontally is ball
Screw, the ball screw are equipped with mounting base, and the laser coupling table is mounted in the mounting base.
7. laser according to claim 4 couples spot welding device, sign is：First drive module and second is driven
Dynamic model block includes motor, the driver of driving motor respectively, and the driver input end is connected with controller output end.
8. laser according to claim 1 or 2 couples spot welding device, it is characterised in that：The spot welding machine worktable is set
There are the welding position being provided separately and coupling position, the mash welder is arranged near welding position, the light power meter and fiber end face
Detector is arranged near coupling position, when the laser coupling table is moved down in vertical movement mechanism and horizontal mobile mechanism effect
When moving coupling position, light power meter couples laser；When the laser coupling table is in vertical movement mechanism and level
When moving mechanism's effect is moved to welding position, mash welder carries out spot welding to laser.
9. laser according to claim 8 couples spot welding device, sign is：The mash welder is the laser of four light beams
Bonding machine, the quantity of the laser-beam welding machine is four, is symmetrically arranged at the both sides of horizontal mobile mechanism, the laser per side
Bonding machine is vertically arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810060636.3A CN108115299B (en) | 2018-01-22 | 2018-01-22 | Laser coupling spot welding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810060636.3A CN108115299B (en) | 2018-01-22 | 2018-01-22 | Laser coupling spot welding device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108115299A true CN108115299A (en) | 2018-06-05 |
| CN108115299B CN108115299B (en) | 2024-03-22 |
Family
ID=62233193
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810060636.3A Active CN108115299B (en) | 2018-01-22 | 2018-01-22 | Laser coupling spot welding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108115299B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09138328A (en) * | 1995-11-14 | 1997-05-27 | Nec Corp | Apparatus for producing optical semiconductor module |
| CN102275040A (en) * | 2011-07-11 | 2011-12-14 | 中南大学 | Auto-coupling welding and packaging mechanical device of coaxial-type optical transceiving device |
| CN202726318U (en) * | 2012-09-14 | 2013-02-13 | 成都储翰科技有限公司 | Automatic coupling and welding device for semiconductor laser diode |
| CN205057297U (en) * | 2015-03-23 | 2016-03-02 | 深圳市一铭飞高科技有限公司 | Full -automatic coupling welding machine of laser instrument |
| CN205437494U (en) * | 2015-12-30 | 2016-08-10 | 深圳市恒宝通光电子股份有限公司 | Automatic laser spot welding device of optical device |
| CN105880831A (en) * | 2016-01-07 | 2016-08-24 | 武汉电信器件有限公司 | Coupling device and coupling method for flip chip |
| CN107398637A (en) * | 2017-08-01 | 2017-11-28 | 深圳市大族锐波传感科技有限公司 | A kind of coupling welding machine |
| CN207971583U (en) * | 2018-01-22 | 2018-10-16 | 深圳市恒宝通光电子股份有限公司 | A kind of laser coupling spot welding device |
-
2018
- 2018-01-22 CN CN201810060636.3A patent/CN108115299B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09138328A (en) * | 1995-11-14 | 1997-05-27 | Nec Corp | Apparatus for producing optical semiconductor module |
| CN102275040A (en) * | 2011-07-11 | 2011-12-14 | 中南大学 | Auto-coupling welding and packaging mechanical device of coaxial-type optical transceiving device |
| CN202726318U (en) * | 2012-09-14 | 2013-02-13 | 成都储翰科技有限公司 | Automatic coupling and welding device for semiconductor laser diode |
| CN205057297U (en) * | 2015-03-23 | 2016-03-02 | 深圳市一铭飞高科技有限公司 | Full -automatic coupling welding machine of laser instrument |
| CN205437494U (en) * | 2015-12-30 | 2016-08-10 | 深圳市恒宝通光电子股份有限公司 | Automatic laser spot welding device of optical device |
| CN105880831A (en) * | 2016-01-07 | 2016-08-24 | 武汉电信器件有限公司 | Coupling device and coupling method for flip chip |
| CN107398637A (en) * | 2017-08-01 | 2017-11-28 | 深圳市大族锐波传感科技有限公司 | A kind of coupling welding machine |
| CN207971583U (en) * | 2018-01-22 | 2018-10-16 | 深圳市恒宝通光电子股份有限公司 | A kind of laser coupling spot welding device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108115299B (en) | 2024-03-22 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112404685A (en) | Spot welding processingequipment of elevator door plant | |
| CN106392404A (en) | Battery module welding clamp and battery module welding device | |
| CN207971583U (en) | A kind of laser coupling spot welding device | |
| CN110480196A (en) | Jig jacking positioning mechanism, welding holds down assembly and welder | |
| CN108127256A (en) | Laser welding mark teaching one-piece | |
| CN108115299A (en) | A kind of laser couples spot welding device | |
| CN208584114U (en) | A kind of efficient, facilitation production line for the processing of angle steel Turbogrid plates | |
| CN211889586U (en) | Special welding robot for swivel framework | |
| CN220006512U (en) | Welding platform | |
| CN211680470U (en) | Box type automatic welding equipment | |
| CN108188543A (en) | Automatic welding machine for inner hole of three-station rotor core | |
| CN213764629U (en) | Gantry welding device | |
| CN216706224U (en) | Effectual laser soldering tin equipment of shock attenuation | |
| CN206794968U (en) | Integral type laser soldering apparatus | |
| CN210649025U (en) | Double-station single-laser-lens multi-section welding equipment | |
| CN211828689U (en) | Double-sided detection and adjustment platform for solar silicon wafer | |
| CN207971566U (en) | A kind of adapter spot welding device of laser | |
| CN207723695U (en) | A kind of general cell polar ear and TCO fully-automatic laser spot-welding equipments | |
| CN210946405U (en) | Laser leveling machine for ground construction | |
| CN208308158U (en) | A kind of free regulating device of elevator speed | |
| CN208408959U (en) | A kind of rotary welding device | |
| CN108098144A (en) | A kind of adapter spot welding device of laser | |
| CN218868460U (en) | Tin and ball dotting machine | |
| CN218851068U (en) | Mini/micro LED laser bonding equipment | |
| CN219581922U (en) | Laser welding device for T-PACK module of electric control system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: 518000 809, 810, 811, block B, building 6, Shenzhen International Innovation Valley, Dali community, Xili street, Nanshan District, Shenzhen City, Guangdong Province Applicant after: SHENZHEN HI-OPTEL TECHNOLOGY Co.,Ltd. Address before: Hengbaotong building, No.2 building, Longjing Gaofa Science Park, Nanshan District, Shenzhen, Guangdong 518000 Applicant before: SHENZHEN HI-OPTEL TECHNOLOGY Co.,Ltd. |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant |