CN109688706A - A kind of drilling machine for pcb board back drill - Google Patents
A kind of drilling machine for pcb board back drill Download PDFInfo
- Publication number
- CN109688706A CN109688706A CN201811590852.5A CN201811590852A CN109688706A CN 109688706 A CN109688706 A CN 109688706A CN 201811590852 A CN201811590852 A CN 201811590852A CN 109688706 A CN109688706 A CN 109688706A
- Authority
- CN
- China
- Prior art keywords
- fixedly mounted
- pcb board
- drilling machine
- sliding
- mounting plate
- 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.)
- Pending
Links
- 238000005553 drilling Methods 0.000 title claims abstract description 35
- 238000003825 pressing Methods 0.000 claims abstract description 41
- 230000003028 elevating effect Effects 0.000 claims description 11
- 239000007787 solid Substances 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 9
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/0011—Working of insulating substrates or insulating layers
- H05K3/0044—Mechanical working of the substrate, e.g. drilling or punching
- H05K3/0047—Drilling of holes
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2203/00—Indexing scheme relating to apparatus or processes for manufacturing printed circuits covered by H05K3/00
- H05K2203/02—Details related to mechanical or acoustic processing, e.g. drilling, punching, cutting, using ultrasound
- H05K2203/0214—Back-up or entry material, e.g. for mechanical drilling
Abstract
The present invention provides a kind of drilling machine for pcb board back drill.The drilling machine for pcb board back drill includes two support plates；Mounting plate, the mounting plate are fixedly mounted on the top of two support plates；Two the first sliding bars, two first sliding bars are fixedly mounted on the top of the mounting plate；Pressing plate, the pressing plate are slidably mounted on two first sliding bars；Two fixed blocks, two fixed blocks are respectively and fixedly installed to the top of corresponding first sliding bar；Two the first springs, two first springs are slidably located in respectively on corresponding first sliding bar, and the top of first spring is fixedly connected with the fixed block, and the bottom end of first spring is fixedly connected with the pressing plate；Two the second sliding bars.Has the advantages that easy to use, fixed and integrated, the small in size, high degree of automation that drills provided by the present invention for the drilling machine of pcb board back drill.
Description
Technical field
The present invention relates to pcb board drilling field more particularly to a kind of drilling machines for pcb board back drill.
Background technique
PCB, Chinese are printed circuit board, also known as printed wiring board, are important electronic component, are electronic components
Supporter, be electronic component electrical connection carrier, PCB drilling be PCB plate-making a process, be also very important
One step is mainly punched to pcb board, because perhaps structure needs to bore a hole cabling or positions, existing skill cabling needs
In art, drilled by drilling machine to pcb board back.
However fixed and hole structure is separated from each other traditional PCB drilling machine in use, volume is big, manufacturing cost
Height, meanwhile, it needs manually to carry out descending operation to drill bit, drilling efficiency is low.
Therefore, it is necessary to provide a kind of new drilling machine solution above-mentioned technical problem for pcb board back drill.
Summary of the invention
The technical problem to be solved by the present invention is to provide a kind of easy to use, fixed and integrated, small in size, automation journeys that drills
Spend the high drilling machine for pcb board back drill.
In order to solve the above technical problems, the drilling machine provided by the present invention for pcb board back drill includes: two support plates；
Mounting plate, the mounting plate are fixedly mounted on the top of two support plates；Two the first sliding bars, two described first slide
Lever is fixedly mounted on the top of the mounting plate；Pressing plate, the pressing plate are slidably mounted on two first sliding bars；Two
A fixed block, two fixed blocks are respectively and fixedly installed to the top of corresponding first sliding bar；Two the first springs,
Two first springs are slidably located in respectively on corresponding first sliding bar, and the top of first spring and institute
It states fixed block to be fixedly connected, the bottom end of first spring is fixedly connected with the pressing plate；Two the second sliding bars, described in two
Second sliding bar is symmetrically and fixedly mounted to the top of the pressing plate；Fixed plate, the fixed plate are slidably mounted on two described
On two sliding bars；Two second springs, two second springs are slidably located in respectively on corresponding second sliding bar,
And the top of the second spring is fixedly connected with the fixed plate, the bottom end of the second spring is fixedly connected with the pressing plate；The
One motor, the first motor are fixedly mounted on the bottom of the fixed plate；Drill bit, the drill bit are fixedly mounted on described first
On the output shaft of motor；Through-hole, the through-hole are provided with the top of the pressing plate；Groove, the groove are provided with the installation
The top of plate；Support rod, the support rod are fixedly mounted on the top of the fixed plate；Elevating mechanism, the elevating mechanism are solid
Dingan County is on the mounting plate.
Preferably, the elevating mechanism includes riffled tube, threaded rod, the first belt pulley, the second motor, the second belt
Wheel, belt, shaft, limited block, gag lever post, mounting blocks and cross bar, the riffled tube are rotatably installed on the mounting plate, and
The mounting plate is run through in the bottom end of the riffled tube, and the threaded rod is threadably mounted in the riffled tube, and the spiral shell
The both ends of rasp bar all extend to outside the riffled tube, and the first belt pulley fixation is set on the riffled tube, described
Second motor is fixedly mounted on the bottom of the mounting plate, the second belt pulley, and second belt pulley is fixedly mounted on described
On the output shaft of two motors, the belt is set on first belt pulley and the second belt pulley, and the shaft is fixedly mounted
On the top of the threaded rod, the limited block is fixedly mounted on the side of the shaft, and the gag lever post is fixedly mounted on institute
The top of mounting plate is stated, and the gag lever post is slidably connected through the limited block and with limited block, the mounting blocks rotation peace
In the shaft, cross bar, the cross bar is fixedly mounted on the side of the mounting blocks, and the top of the cross bar and support rod
End is fixedly connected.
Preferably, the first rotation hole is offered on the mounting plate, the inner wall and riffled tube of first rotation hole turn
Dynamic connection.
Preferably, the second rotation hole is offered at the top of the mounting blocks, the inner wall and shaft of second rotation hole turn
Dynamic connection.
Preferably, the top of the pressing plate is symmetrically opened up there are two the first sliding eye, the inner wall of first sliding eye with
Corresponding first sliding bar is slidably connected.
Preferably, the top of the fixed plate is symmetrically opened up there are two the second sliding eye, the inner wall of second sliding eye
It is slidably connected with the second sliding bar.
Preferably, third sliding eye, the inner wall and gag lever post of the third sliding eye are offered at the top of the limited block
It is slidably connected.
Preferably, the bottom of the mounting plate is fixedly installed with motor cabinet, and the motor cabinet is fixedly connected with the second motor.
Preferably, the stiffness factor of first spring is 2N/m-3N/m, and the stiffness factor of the second spring is 3N/
m-5N/m。
Preferably, the side of the support plate is fixedly installed with two-direction switch, the model HY23- of the two-direction switch
132。
Compared with the relevant technologies, had the following beneficial effects: provided by the present invention for the drilling machine of pcb board back drill
The present invention provides a kind of drilling machine for pcb board back drill, and two first sliding bars are fixedly mounted on described
The top of mounting plate, the pressing plate are slidably mounted on two first sliding bars, and two fixed blocks are fixed respectively to pacify
Mounted in the top of corresponding first sliding bar, two first springs are slidably located in corresponding described first sliding respectively
In lever, and the top of first spring is fixedly connected with the fixed block, the bottom end of first spring and the pressing plate
It being fixedly connected, the pressing plate is facilitated to move up and down, two second sliding bars are symmetrically and fixedly mounted to the top of the pressing plate,
The fixed plate is slidably mounted on two second sliding bars, and two second springs are slidably located in corresponding respectively
On second sliding bar, and the top of the second spring is fixedly connected with the fixed plate, the bottom end of the second spring
It is fixedly connected with the pressing plate, the first motor is fixedly mounted on the bottom of the fixed plate, and the drill bit is fixedly mounted on described
On the output shaft of first motor, the equipment is fixed first and then drills, the elevating mechanism is fixedly mounted on described
On mounting plate, the equipment is allow to carry out lifting drilling automatically.
Detailed description of the invention
Fig. 1 is the structural schematic diagram provided by the present invention for a kind of preferred embodiment of the drilling machine of pcb board back drill；
Fig. 2 is diagrammatic side-view cross-sectional structural schematic diagram shown in FIG. 1；
Fig. 3 is the portion A shown in FIG. 1 enlarged diagram；
Fig. 4 is the portion B shown in Fig. 2 enlarged diagram；
Fig. 5 is pressing plate overlooking structure diagram described in Fig. 1.
Figure label: 1, support plate, 2, mounting plate, the 3, first sliding bar, 4, pressing plate, 5, fixed block, the 6, first spring, 7,
Second sliding bar, 8, fixed plate, 9, second spring, 10, first motor, 11, drill bit, 12, through-hole, 13, groove, 14, support rod,
15, riffled tube, 16, threaded rod, the 17, first belt pulley, the 18, second motor, the 19, second belt pulley, 20, belt, 21, turn
Axis, 22, limited block, 23, gag lever post, 24, mounting blocks, 25, cross bar.
Specific embodiment
The invention will be further described with embodiment with reference to the accompanying drawing.
Embodiment
Please refer to Fig. 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5, wherein Fig. 1 is provided by the present invention for pcb board back drill
A kind of structural schematic diagram of preferred embodiment of drilling machine；Fig. 2 is diagrammatic side-view cross-sectional structural schematic diagram shown in FIG. 1；Fig. 3 is Fig. 1
Shown in the portion A enlarged diagram；Fig. 4 is the portion B shown in Fig. 2 enlarged diagram；Fig. 5 is that pressing plate plan structure described in Fig. 1 is shown
It is intended to.Drilling machine for pcb board back drill includes: two support plates 1；Mounting plate 2, the mounting plate 2 are fixedly mounted on two
The top of the support plate 1；Two the first sliding bars 3, two first sliding bars 3 are fixedly mounted on the mounting plate 2
Top；Pressing plate 4, the pressing plate 4 are slidably mounted on two first sliding bars 3；Two fixed blocks 5, two fixations
Block 5 is respectively and fixedly installed to the top of corresponding first sliding bar 3；Two the first springs 6, two first springs 6
It is slidably located on corresponding first sliding bar 3 respectively, and the top of first spring 6 and the fixed block 5 are fixed
Connection, the bottom end of first spring 6 is fixedly connected with the pressing plate 4；Two the second sliding bars 7, two second slidings
Bar 7 is symmetrically and fixedly mounted to the top of the pressing plate 4；Fixed plate 8, the fixed plate 8 are slidably mounted on two described second and slide
In lever 7；Two second springs 9, two second springs 9 are slidably located in respectively on corresponding second sliding bar 7,
And the top of the second spring 9 is fixedly connected with the fixed plate 8, the bottom end of the second spring 9 and the fixed company of pressing plate 4
It connects；First motor 10, the first motor 10 are fixedly mounted on the bottom of the fixed plate 8；Drill bit 11, the drill bit 11 are fixed
It is mounted on the output shaft of the first motor 10；Through-hole 12, the through-hole 12 are provided with the top of the pressing plate 4；Groove 13,
The groove 13 is provided with the top of the mounting plate 2；Support rod 14, the support rod 14 are fixedly mounted on the fixed plate 8
Top；Elevating mechanism, the elevating mechanism are fixedly mounted on the mounting plate 2.
The elevating mechanism includes riffled tube 15, threaded rod 16, the first belt pulley 17, the second motor 18, the second belt
Wheel 19, belt 20, shaft 21, limited block 22, gag lever post 23, mounting blocks 24 and cross bar 25, the riffled tube 15 are rotatablely installed
On the mounting plate 2, and the mounting plate 2 is run through in the bottom end of the riffled tube 15, and the threaded rod 16 is threadably mounted at
In the riffled tube 15, and the both ends of the threaded rod 16 all extend to outside the riffled tube 15, first belt pulley
17 fixations are set on the riffled tube 15, and second motor 18 is fixedly mounted on the bottom of the mounting plate 2, the second skin
Belt wheel 19, second belt pulley 19 are fixedly mounted on the output shaft of second motor 18, and the belt 20 is set in institute
It states on the first belt pulley 17 and the second belt pulley 19, the shaft 21 is fixedly mounted on the top of the threaded rod 16, the limit
Position block 22 is fixedly mounted on the side of the shaft 21, and the gag lever post 23 is fixedly mounted on the top of the mounting plate 2, and institute
Gag lever post 23 is stated through the limited block 22 and is slidably connected with limited block 22, the mounting blocks 24 are rotatably installed in the shaft
On 21, cross bar 25, the cross bar 25 is fixedly mounted on the side of the mounting blocks 24, and the top of the cross bar 25 and support rod 14
End is fixedly connected.
The first rotation hole is offered on the mounting plate 2, inner wall and riffled tube 15 rotation of first rotation hole connect
It connects.
The top of the mounting blocks 24 offers the second rotation hole, and inner wall and shaft 21 rotation of second rotation hole connect
It connects.
The top of the pressing plate 4 is symmetrically opened up there are two the first sliding eye, the inner wall of first sliding eye with it is corresponding
First sliding bar 3 is slidably connected.
The top of the fixed plate 8 is symmetrically opened up there are two the second sliding eye, the inner wall and second of second sliding eye
Sliding bar 7 is slidably connected.
The top of the limited block 22 offers third sliding eye, and the inner wall and gag lever post 23 of the third sliding eye slide
Connection.
The bottom of the mounting plate 2 is fixedly installed with motor cabinet, and the motor cabinet is fixedly connected with the second motor 18.
The stiffness factor of first spring 6 is 2N/m-3N/m, and the stiffness factor of the second spring 9 is 3N/m-5N/
m。
The side of the support plate 1 is fixedly installed with two-direction switch, the model HY23-132 of the two-direction switch.
In the present embodiment, first motor 10, the second motor 18, two-direction switch and external power supply are successively electrically connected by conducting wire
Composition closed circuit is connect, in use, pcb board is placed between mounting plate 2 and pressing plate 4, starts the second motor 18, the second motor
18 drive the rotation of the second belt pulley 19, and the second belt pulley 19 drives the rotation of the first belt pulley 17, the first belt pulley by belt 20
17 drive riffled tube 15 to rotate, and riffled tube 15 drives threaded rod 16 to move downward, and move downward shaft 21, pull installation
Block 24 moves downward, and mounting blocks 24 drive cross bar 25 and support rod 14 to move downward, and pushes fixed plate 8 to move downward, second
Under the elastic force effect of spring 9, fixed plate 8 pushes pressing plate 4 to move downward, and when pressing plate 4 compresses pcb board, fixed plate 8 continues downwards
Second spring 9 is compressed in movement, and first motor 10 is driven to move downward, and so that drill bit 11 is passed through through-hole 12 and is contacted with pcb board, starts
Drilling, at this point, the first spring 6 be tensional state rotate backward the second motor 18 after drilling, make first motor 10 to
Upper movement moves upwards pressing plate 4 under the pulling force effect of the first spring 6, can take out pcb board.
Compared with the relevant technologies, had the following beneficial effects: provided by the present invention for the drilling machine of pcb board back drill
The present invention provides a kind of drilling machine for pcb board back drill, and two first sliding bars 3 are fixedly mounted on described
The top of mounting plate 2, the pressing plate 4 are slidably mounted on two first sliding bars 3, and two fixed blocks 5 are solid respectively
Dingan County is mounted in the top of corresponding first sliding bar 3, and two first springs 6 are slidably located in corresponding described respectively
On first sliding bar 3, and the top of first spring 6 is fixedly connected with the fixed block 5, the bottom end of first spring 6
It is fixedly connected with the pressing plate 4, the pressing plate 4 is facilitated to move up and down, two second sliding bars 7 are symmetrically and fixedly mounted to institute
The top of pressing plate 4 is stated, the fixed plate 8 is slidably mounted on two second sliding bars 7, and two second springs 9 are divided
It is not slidably located on corresponding second sliding bar 7, and the top of the second spring 9 and the fixed company of the fixed plate 8
It connects, the bottom end of the second spring 9 is fixedly connected with pressing plate 4, and the first motor 10 is fixedly mounted on the bottom of the fixed plate 8
Portion, the drill bit 11 are fixedly mounted on the output shaft of the first motor 10, and the equipment is fixed first and then bores
Hole, the elevating mechanism are fixedly mounted on the mounting plate 2, and the equipment is allow to carry out lifting drilling automatically.
The above description is only an embodiment of the present invention, is not intended to limit the scope of the invention, all to utilize this hair
Equivalent structure or equivalent flow shift made by bright specification and accompanying drawing content is applied directly or indirectly in other relevant skills
Art field, is included within the scope of the present invention.
Claims (10)
1. a kind of drilling machine for pcb board back drill characterized by comprising
Two support plates；
Mounting plate, the mounting plate are fixedly mounted on the top of two support plates；
Two the first sliding bars, two first sliding bars are fixedly mounted on the top of the mounting plate；
Pressing plate, the pressing plate are slidably mounted on two first sliding bars；
Two fixed blocks, two fixed blocks are respectively and fixedly installed to the top of corresponding first sliding bar；
Two the first springs, two first springs are slidably located in respectively on corresponding first sliding bar, and described
The top of first spring is fixedly connected with the fixed block, and the bottom end of first spring is fixedly connected with the pressing plate；
Two the second sliding bars, two second sliding bars are symmetrically and fixedly mounted to the top of the pressing plate；
Fixed plate, the fixed plate are slidably mounted on two second sliding bars；
Two second springs, two second springs are slidably located in respectively on corresponding second sliding bar, and described
The top of second spring is fixedly connected with the fixed plate, and the bottom end of the second spring is fixedly connected with the pressing plate；
First motor, the first motor are fixedly mounted on the bottom of the fixed plate；
Drill bit, the drill bit are fixedly mounted on the output shaft of the first motor；
Through-hole, the through-hole are provided with the top of the pressing plate；
Groove, the groove are provided with the top of the mounting plate；
Support rod, the support rod are fixedly mounted on the top of the fixed plate；
Elevating mechanism, the elevating mechanism are fixedly mounted on the mounting plate.
2. the drilling machine according to claim 1 for pcb board back drill, which is characterized in that the elevating mechanism includes interior
Screwed pipe, threaded rod, the first belt pulley, the second motor, the second belt pulley, belt, shaft, limited block, gag lever post, mounting blocks and
Cross bar, the riffled tube are rotatably installed on the mounting plate, and the mounting plate, institute are run through in the bottom end of the riffled tube
It states threaded rod to be threadably mounted in the riffled tube, and the both ends of the threaded rod all extend to outside the riffled tube, institute
The fixation of the first belt pulley to be stated to be set on the riffled tube, second motor is fixedly mounted on the bottom of the mounting plate,
Second belt pulley, second belt pulley are fixedly mounted on the output shaft of second motor, and the belt is set in described
On first belt pulley and the second belt pulley, the shaft is fixedly mounted on the top of the threaded rod, the fixed peace of the limited block
Mounted in the side of the shaft, the gag lever post is fixedly mounted on the top of the mounting plate, and the gag lever post is through described
Limited block is simultaneously slidably connected with limited block, and the mounting blocks are rotatably installed in the shaft, cross bar, and the cross bar is fixedly mounted
In the side of the mounting blocks, and the cross bar is fixedly connected with the top of support rod.
3. the drilling machine according to claim 1 for pcb board back drill, which is characterized in that offered on the mounting plate
First rotation hole, the inner wall and riffled tube of first rotation hole are rotatablely connected.
4. the drilling machine according to claim 2 for pcb board back drill, which is characterized in that opened at the top of the mounting blocks
Equipped with the second rotation hole, the inner wall and shaft of second rotation hole are rotatablely connected.
5. the drilling machine according to claim 1 for pcb board back drill, which is characterized in that the top of the pressing plate is symmetrical
It opens up there are two the first sliding eye, the inner wall of first sliding eye is slidably connected with corresponding first sliding bar.
6. the drilling machine according to claim 1 for pcb board back drill, which is characterized in that the top of the fixed plate is right
Title is opened up there are two the second sliding eye, and inner wall and the second sliding bar of second sliding eye are slidably connected.
7. the drilling machine according to claim 2 for pcb board back drill, which is characterized in that opened at the top of the limited block
Equipped with third sliding eye, the inner wall of the third sliding eye is slidably connected with gag lever post.
8. the drilling machine according to claim 1 for pcb board back drill, which is characterized in that the bottom of the mounting plate is solid
Dingan County is equipped with motor cabinet, and the motor cabinet is fixedly connected with the second motor.
9. the drilling machine according to claim 1 for pcb board back drill, which is characterized in that the stiffness of first spring
Coefficient is 2N/m-3N/m, and the stiffness factor of the second spring is 3N/m-5N/m.
10. the drilling machine according to claim 1 for pcb board back drill, which is characterized in that the side of the support plate is solid
Dingan County is equipped with two-direction switch, the model HY23-132 of the two-direction switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811590852.5A CN109688706A (en) | 2018-12-21 | 2018-12-21 | A kind of drilling machine for pcb board back drill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811590852.5A CN109688706A (en) | 2018-12-21 | 2018-12-21 | A kind of drilling machine for pcb board back drill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109688706A true CN109688706A (en) | 2019-04-26 |
Family
ID=66189254
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811590852.5A Pending CN109688706A (en) | 2018-12-21 | 2018-12-21 | A kind of drilling machine for pcb board back drill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109688706A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112996253A (en) * | 2021-02-24 | 2021-06-18 | 奥士康科技股份有限公司 | Method for solving convex points on board edge of gong board |
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| CN207447412U (en) * | 2017-11-24 | 2018-06-05 | 天津拓锐精密工具有限公司 | Convenient for the boring drill bit of fixed plate |
| CN208246980U (en) * | 2018-03-09 | 2018-12-18 | 昆山市线路板厂 | A kind of flexible electric circuit board aperture drilling machine |
| CN209693179U (en) * | 2018-12-21 | 2019-11-26 | 奥士康科技股份有限公司 | Drilling machine for pcb board back drill |
-
2018
- 2018-12-21 CN CN201811590852.5A patent/CN109688706A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206925354U (en) * | 2017-05-10 | 2018-01-26 | 陈敏 | A kind of electric mechanical circuit board perforating device |
| CN207447412U (en) * | 2017-11-24 | 2018-06-05 | 天津拓锐精密工具有限公司 | Convenient for the boring drill bit of fixed plate |
| CN208246980U (en) * | 2018-03-09 | 2018-12-18 | 昆山市线路板厂 | A kind of flexible electric circuit board aperture drilling machine |
| CN209693179U (en) * | 2018-12-21 | 2019-11-26 | 奥士康科技股份有限公司 | Drilling machine for pcb board back drill |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112996253A (en) * | 2021-02-24 | 2021-06-18 | 奥士康科技股份有限公司 | Method for solving convex points on board edge of gong board |
| CN112996253B (en) * | 2021-02-24 | 2022-05-17 | 奥士康科技股份有限公司 | Method for solving convex points on board edge of gong board |
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