CN109587956A - A kind of PCB substrate production drilling equipment with collection defective material function - Google Patents
A kind of PCB substrate production drilling equipment with collection defective material function Download PDFInfo
- Publication number
- CN109587956A CN109587956A CN201811648459.7A CN201811648459A CN109587956A CN 109587956 A CN109587956 A CN 109587956A CN 201811648459 A CN201811648459 A CN 201811648459A CN 109587956 A CN109587956 A CN 109587956A
- Authority
- CN
- China
- Prior art keywords
- plate
- collecting box
- protection board
- shield
- main body
- 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
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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D7/18—Means for removing cut-out material or waste
- B26D7/1845—Means for removing cut-out material or waste by non mechanical means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26F—PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
- B26F1/00—Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor
- B26F1/16—Perforating by tool or tools of the drill type
Abstract
The invention discloses a kind of PCB substrate production drilling equipments with collection defective material function, including main body, protection board and cleaning blower, the inside of the main body is fixed with hydraulic cylinder, and motor is connected at the top of hydraulic cylinder, it is connected between the motor and hydraulic cylinder for screw, the protection board is mounted on the top of motor, and drill bit is mounted on the inside of protection board, it is connected between the protection board and motor for screw, the cleaning assembling is on the outside of protection board, and collecting box is connected at the top of cleaning blower, it is connected between cleaning blower and the main body for screw, it and is to be flexibly connected between cleaning blower and collecting box, outside at the top of the cleaning blower is mounted with fastening spring.PCB substrate production can be improved the safety that device uses with having the drilling equipment for collecting defective material function to be provided with rubber ring, while the waste material that can also generate to drilling obstructs, it is therefore prevented that waste material splashes.
Description
Technical field
The present invention relates to PCB substrate production technical field, specially a kind of PCB substrate production, which is used, to be had the function of to collect defective material
Drilling equipment.
Background technique
Drilling equipment refers to the general name that the equipment portalled is processed on solid material, and common drilling equipment has electric drill,
Drilling machine etc..With the further development of processing technology, the efficiency of drilling equipment is had also been greatly improved, and PCB substrate production is used
It is a kind of drilling equipment that processing drilling is carried out to PCB substrate production with the drilling equipment for collecting defective material function.
Drilling equipment in the market using when waste material may be deposited in processing seat on, repeatedly processed so as to cause device
Afterwards because waste material volume may cause the problem of substrate shakes in processing seat, for this purpose, it is proposed that a kind of PCB
Substrate production is used with the drilling equipment for collecting defective material function.
Summary of the invention
The purpose of the present invention is to provide a kind of productions of PCB substrate with having the drilling equipment for collecting defective material function, with solution
Drilling equipment certainly mentioned above in the background art using when waste material may be deposited in processing seat on, so as to cause device more
Because waste material volume may cause the problem of substrate shakes in processing seat after secondary processing.
To achieve the above object, the invention provides the following technical scheme: a kind of production of PCB substrate is with collection defective material function
The drilling equipment of energy, including main body, protection board and cleaning blower, the inside of the main body is fixed with hydraulic cylinder, and hydraulic air
It is connected with motor at the top of cylinder, is connected between the motor and hydraulic cylinder for screw, the protection board is mounted on electronic
The top of machine, and drill bit is mounted on the inside of protection board, it is connected between the protection board and motor for screw, the cleaning wind
Machine is mounted on the outside of protection board, and is cleaned and be connected with collecting box at the top of blower, is screw between cleaning blower and the main body
Connection, and clean to be flexibly connected between blower and collecting box, the outside at the top of the cleaning blower is mounted with fastening spring, and
To be fixedly connected between fastening spring and main body, processing seat is installed, and be living between drill bit and main body below the drill bit
It is dynamic to connect, turntable is installed at the top of the processing seat, and reinforcing spring is fixed at the top of turntable, the processing seat and turntable
Between pressing plate is installed to be flexibly connected, at the top of the reinforcings spring, and pressing plate and to reinforce be to be fixedly connected between spring.
Preferably, the protection board includes rubber ring, guide rail, shield and small pneumatic bar, and the lower section of the protection board is viscous
It is connected to rubber ring, and is mounted with guide rail on the inside of rubber ring, is flexibly connected between the rubber ring and guide rail, and guide rail and screening
It is to be fixedly connected between plate, shield is mounted on the inside of the guide rail, and be connected with small pneumatic bar at the top of shield, it is described to lead
It to be flexibly connected between rail and shield, and is connected between shield and small pneumatic bar for screw, the shield is by guide rail and protects
Backplate constitutes snap-in structure, and shield constitutes lifting structure by small pneumatic bar and protection board.
Preferably, the collecting box includes shaft, rotating plate, magnetic stripe, limit plate, magnetite and back flow plate, the collecting box
Inside placement is fixed with shaft, and rotating plate is connected at the top of shaft, is flexibly connected between the shaft and rotating plate, described turn
It is mounted with magnetic stripe on the inside of plate, and is bonding connection between magnetic stripe and rotating plate, limit plate is mounted on the outside of the rotating plate, and limit
The inside of position plate is fixed with magnetite, is fixedly connected between the limit plate and collecting box, is equipped with back above the rotating plate
Flowing plate, and to be fixedly connected between back flow plate and collecting box, the rotating plate constitutes rotational structure by shaft and collecting box, and turns
It is bonding connection between plate and magnetic stripe.
Preferably, the shape at the top of the back flow plate is concave architecture, and back flow plate is in the vertical central axis line of collecting box
On.
Preferably, the fastening spring includes clamping plate and ball, and clamping plate, and clamping plate are fixed at the top of the fastening spring
Top be inlaid with ball, the clamping plate constitutes elastic construction by fastening spring and main body, and is embedding between clamping plate and ball
Nested structure.
Preferably, the collecting box constitutes slide construction, and the bottom of collecting box and cleaning blower by ball and clamping plate
Top between be detaching structure.
Compared with prior art, the beneficial effects of the present invention are:
1, PCB substrate production is with having the drilling equipment of collection defective material function to be provided with rubber ring, by the use of rubber ring,
Can be improved the safety that device uses, while the waste material that can also generate to drilling obstructs, it is therefore prevented that waste material splashes, from
And the time loss inside manual cleaning device is avoided, and shield can be blocked to the through-hole on rubber ring, from
And rubber ring is sealed with cleaning blower in drilling, and small pneumatic bar can automatically reset to shield,
Reduce the when consumption manually adjusted, to improve the efficiency of device processing；
2, PCB substrate production, can by the use of rotating plate with having the drilling equipment for collecting defective material function to be provided with rotating plate
Collecting box is sealed, is flowed back into cleaning blower so as to avoid the waste material in collecting box, and then avoid cleaning blower
It is damaged, and the use of magnetic stripe and magnetite, rotating plate is enabled to normally automatically to be resetted, improve device processing
Stability thereby reduces the time loss of operator's cleaning device；
3, PCB substrate production passes through clamping plate with having the drilling equipment for collecting defective material function to be provided with clamping plate and fastening spring
With the use of fastening spring, the stability between collecting box and main body can be improved, avoid and cause because of shaking in device
The two separates, to improve device stability in use, reduces collecting box and is damaged, and can be subtracted by ball
Friction between few collecting box and clamping plate, to improve the service life of device.
Detailed description of the invention
Fig. 1 is schematic structural view of the invention；
Fig. 2 is protection board left view structural representation of the present invention；
Fig. 3 is enlarged structure schematic diagram at A in Fig. 1 of the present invention.
In figure: 1, main body；2, hydraulic cylinder；3, motor；4, protection board；401, rubber ring；402, guide rail；403, it hides
Plate；404, small pneumatic bar；5, drill bit；6, blower is cleaned；7, collecting box；701, shaft；702, rotating plate；703, magnetic stripe；704,
Limit plate；705, magnetite；706, back flow plate；8, fastening spring；801, clamping plate；802, ball；9, seat is processed；901, turntable；
902, spring is reinforced；903, pressing plate.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Please refer to Fig. 1-3, the present invention provides a kind of technical solution: a kind of production of PCB substrate is with having the function of collection defective material
Drilling equipment, including it is main body 1, hydraulic cylinder 2, motor 3, protection board 4, rubber ring 401, guide rail 402, shield 403, small-sized
Atmospheric pressure pole 404, drill bit 5, cleaning blower 6, collecting box 7, shaft 701, rotating plate 702, magnetic stripe 703, limit plate 704, magnetite 705,
Back flow plate 706, clamping plate 801, ball 802, processing seat 9, turntable 901, reinforces spring 902 and pressing plate 903, main body at fastening spring 8
1 inside is fixed with hydraulic cylinder 2, and the top of hydraulic cylinder 2 is connected with motor 3, between motor 3 and hydraulic cylinder 2
For screw connection, protection board 4 is mounted on the top of motor 3, and the inside of protection board 4 is mounted with drill bit 5, protection board 4 and electricity
It is connected between motivation 3 for screw, cleaning blower 6 is mounted on 4 outside of protection board, and the top for cleaning blower 6 is connected with collecting box
7, it cleans and is connected between blower 6 and main body 1 for screw, and clean to be flexibly connected between blower 6 and collecting box 7, protection board 4 wraps
Rubber ring 401, guide rail 402, shield 403 and small pneumatic bar 404 are included, the lower section of protection board 4 is bonded with rubber ring 401, and rubber
The inside of rubber ring 401 is mounted with guide rail 402, is flexibly connected between rubber ring 401 and guide rail 402, and guide rail 402 and shield
To be fixedly connected between 403, the inside of guide rail 402 is mounted with shield 403, and the top of shield 403 is connected with small pneumatic bar
404, it is flexibly connected, and connected between shield 403 and small pneumatic bar 404 for screw, hides between guide rail 402 and shield 403
Plate 403 constitutes snap-in structure by guide rail 402 and protection board 4, and shield 403 is made up of small pneumatic bar 404 and protection board 4
Lifting structure, motor 3 are run, and drill bit 5 is driven to rotate, and then hydraulic cylinder 2 is passed through gas, drive motor 3 to decline, then
Shield 403 is contacted with the bottom of cleaning blower 6, and then shield 403 moves under the action of cleaning blower 6 to the top of protection board 4
It is dynamic, while small pneumatic bar 404 being driven to shrink, by the use of rubber ring 401, it can be improved the safety that device uses, together
When also can to drilling generate waste material obstruct, it is therefore prevented that waste material splash, inside manual cleaning device
Time loss, and shield 403 can be blocked to the through-hole on rubber ring 401, so that rubber ring 401 and cleaning
Blower 6 can be sealed in drilling, and small pneumatic bar 404 can automatically reset to shield 403, reduce artificial tune
It is consumed when whole, to improve the efficiency of device processing, collecting box 7 includes shaft 701, rotating plate 702, magnetic stripe 703, limit plate
704, magnetite 705 and back flow plate 706, the inside placement of collecting box 7 is fixed with shaft 701, and the top of shaft 701 is connected with and turns
Plate 702, to be flexibly connected between shaft 701 and rotating plate 702, the inside of rotating plate 702 is mounted with magnetic stripe 703, and magnetic stripe 703 with turn
It is bonding connection between plate 702, the outside of rotating plate 702 is mounted with limit plate 704, and the inside of limit plate 704 is fixed with magnetite
705, it is fixedly connected between limit plate 704 and collecting box 7, the top of rotating plate 702 is equipped with back flow plate 706, and back flow plate 706
To be fixedly connected between collecting box 7, rotating plate 702 constitutes rotational structure, and rotating plate 702 and magnetic by shaft 701 and collecting box 7
It is bonding connection between item 703, the shape at 706 top of back flow plate is concave architecture, and back flow plate 706 is in hanging down for collecting box 7
On straight central axes, cleaning blower 6 is run, and the wind-force generated by it drives rotating plate 702 to turn on, and then rubbish passes through cleaning blower
6 pipeline enters in collecting box 7, when cleaning blower 6 is out of service, because of the work of the homopolar-repulsion of magnetic stripe 703 and magnetite 705
With drive rotating plate 702 resets, and by the use of rotating plate 702, can be sealed to collecting box 7, so as to avoid collecting box 7
In waste material flow back into cleaning blower 6, and then avoid cleaning blower 6 and be damaged, and magnetic stripe 703 and magnetite 705
It uses, rotating plate 702 is enabled to normally automatically to be resetted, improve the stability of device processing, thereby reduce operation
The time loss of personnel's cleaning device；
The outside at 6 top of cleaning blower is mounted with fastening spring 8, and to be fixedly connected between fastening spring 8 and main body 1, drill bit 5
Lower section processing seat 9 is installed, and to be flexibly connected between drill bit 5 and main body 1, the top for processing seat 9 is equipped with turntable 901,
And the top of turntable 901 is fixed with and reinforces spring 902, processes between seat 9 and turntable 901 to be flexibly connected, reinforces spring 902
Top is equipped with pressing plate 903, and to be fixedly connected between pressing plate 903 and reinforcing spring 902, fastening spring 8 includes 801 He of clamping plate
Ball 802, the top of fastening spring 8 is fixed with clamping plate 801, and the top of clamping plate 801 is inlaid with ball 802, and clamping plate 801 passes through
Fastening spring 8 and main body 1 constitute elastic construction, and are nested structure between clamping plate 801 and ball 802, and collecting box 7 passes through ball
802 constitute slide construction with clamping plate 801, and are detaching structure between the bottom of collecting box 7 and the top for cleaning blower 6, will receive
Header 7 is in 802 pushing in device of ball, and then clamping plate 801 is fixed collecting box 7 in fastening spring 8, passes through clamping plate
801 with the use of fastening spring 8, can be improved the stability between collecting box 7 and main body 1, avoid because being shaken in device
And the two is caused to separate, to improve device stability in use, reducing collecting box 7 is damaged, and passes through rolling
Pearl 802 can reduce the friction between collecting box 7 and clamping plate 801, to improve the service life of device.
Working principle: for this kind of drilling equipment, pcb board is put under pressing plate 903 first, then pressing plate 903 is to it
Be fixed, then by collecting box 7 in 802 pushing in device of ball, then clamping plate 801 fastening spring 8 to collecting box 7 into
Row is fixed, and by the use of clamping plate 801 and fastening spring 8, be can be improved the stability between collecting box 7 and main body 1, is avoided
The two is caused to separate because of shaking in device, then motor 3 is run, the model Y-280M of motor 3, is driven and is bored
First 5 rotation, then hydraulic cylinder 2 is passed through gas, and motor 3 is driven to decline, and then shield 403 and the bottom of cleaning blower 6 connect
Touching, then shield 403 is mobile to the top of protection board 4 under the action of cleaning blower 6, while small pneumatic bar 404 being driven to receive
Contracting, by the use of rubber ring 401, can be improved the safety that device uses, while also can to drilling generate waste material into
Row barrier, it is therefore prevented that waste material splashes, and so as to avoid the time loss inside manual cleaning device, and shield 403 can be
Through-hole on rubber ring 401 is blocked, blower 6 is then cleaned and runs, drives 702 turns of rotating plate by the wind-force that it is generated
It opens, then rubbish is entered in collecting box 7 by cleaning the pipeline of blower 6, when cleaning blower 6 is out of service, because of magnetic stripe 703
With the effect of the homopolar-repulsion of magnetite 705, drives rotating plate 702 to reset, by the use of rotating plate 702, collecting box 7 can be carried out
Sealing flows back into cleaning blower 6 so as to avoid the waste material in collecting box 7, completes using for whole drilling equipment like this
Journey.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (6)
1. a kind of PCB substrate production drilling equipment with collection defective material function, including main body (1), protection board (4) and cleaning
Blower (6), it is characterised in that: the inside of the main body (1) is fixed with hydraulic cylinder (2), and the top connection of hydraulic cylinder (2)
Have motor (3), is connect between the motor (3) and hydraulic cylinder (2) for screw, the protection board (4) is mounted on electronic
The top of machine (3), and drill bit (5) are mounted on the inside of protection board (4), it is screw between the protection board (4) and motor (3)
Connection, the cleaning blower (6) are mounted on the outside of protection board (4), and clean and be connected with collecting box (7), institute at the top of blower (6)
It states and is connect between cleaning blower (6) and main body (1) for screw, and clean to be flexibly connected between blower (6) and collecting box (7),
Outside at the top of cleaning blower (6) is mounted with fastening spring (8), and is fixed company between fastening spring (8) and main body (1)
It connects, processing seat (9) is installed below the drill bit (5), and to be flexibly connected between drill bit (5) and main body (1), the processing
It is equipped with turntable (901) at the top of seat (9), and is fixed at the top of turntable (901) and reinforces spring (902), the processing seat (9)
To be flexibly connected between turntable (901), it is equipped with pressing plate (903) at the top of the reinforcing spring (902), and pressing plate (903)
It is to be fixedly connected between spring (902) with reinforcing.
2. a kind of PCB substrate production according to claim 1 is with having the drilling equipment for collecting defective material function, feature exists
In: the protection board (4) includes rubber ring (401), guide rail (402), shield (403) and small pneumatic bar (404), the protection
It is bonded with below plate (4) rubber ring (401), and is mounted with guide rail (402), the rubber ring on the inside of rubber ring (401)
(401) to be flexibly connected between guide rail (402), and to be fixedly connected between guide rail (402) and shield (403), the guide rail
(402) it is mounted on the inside of shield (403), and is connected with small pneumatic bar (404), the guide rail at the top of shield (403)
(402) it to be flexibly connected between shield (403), and is connect between shield (403) and small pneumatic bar (404) for screw, institute
It states shield (403) and constitutes snap-in structure by guide rail (402) and protection board (4), and shield (403) passes through small pneumatic bar
(404) lifting structure is constituted with protection board (4).
3. a kind of PCB substrate production according to claim 1 is with having the drilling equipment for collecting defective material function, feature exists
In: the collecting box (7) includes shaft (701), rotating plate (702), magnetic stripe (703), limit plate (704), magnetite (705) and reflux
The inside placement of plate (706), the collecting box (7) is fixed with shaft (701), and is connected with rotating plate at the top of shaft (701)
(702), magnetic stripe is mounted on the inside of the rotating plate (702) to be flexibly connected between the shaft (701) and rotating plate (702)
(703), and it is bonding connection between magnetic stripe (703) and rotating plate (702), is mounted with limit plate on the outside of the rotating plate (702)
(704), and the inside of limit plate (704) is fixed with magnetite (705), is fixed between the limit plate (704) and collecting box (7)
It connects, is equipped with back flow plate (706) above the rotating plate (702), and be fixed between back flow plate (706) and collecting box (7)
Connection, the rotating plate (702) constitute rotational structure, and rotating plate (702) and magnetic stripe (703) by shaft (701) and collecting box (7)
Between be bonding connection.
4. a kind of PCB substrate production according to claim 3 is with having the drilling equipment for collecting defective material function, feature exists
In: the shape at the top of the back flow plate (706) is concave architecture, and back flow plate (706) is in the vertical central axis line of collecting box (7)
On.
5. a kind of PCB substrate production according to claim 1 is with having the drilling equipment for collecting defective material function, feature exists
In: the fastening spring (8) includes clamping plate (801) and ball (802), is fixed with clamping plate at the top of the fastening spring (8)
(801), it and above clamping plate (801) is inlaid with ball (802), the clamping plate (801) passes through fastening spring (8) and main body (1)
Elastic construction is constituted, and is nested structure between clamping plate (801) and ball (802).
6. a kind of PCB substrate production according to claim 5 is with having the drilling equipment for collecting defective material function, feature exists
In: the collecting box (7) constitutes slide construction, and the bottom of collecting box (7) and cleaning by ball (802) and clamping plate (801)
It is detaching structure between the top of blower (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811648459.7A CN109587956B (en) | 2018-12-31 | 2018-12-31 | Drilling equipment who has collection defective material function is used in production of PCB base plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811648459.7A CN109587956B (en) | 2018-12-31 | 2018-12-31 | Drilling equipment who has collection defective material function is used in production of PCB base plate |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109587956A true CN109587956A (en) | 2019-04-05 |
| CN109587956B CN109587956B (en) | 2021-05-11 |
Family
ID=65915406
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811648459.7A Active CN109587956B (en) | 2018-12-31 | 2018-12-31 | Drilling equipment who has collection defective material function is used in production of PCB base plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109587956B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111542171A (en) * | 2020-04-20 | 2020-08-14 | 深圳市满坤电子有限公司 | Waste dust is from circuit board drilling grinding machanism who collects |
| CN113263544A (en) * | 2021-05-18 | 2021-08-17 | 江西威尔高电子科技有限公司 | LED production PCB PMKD punching equipment |
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| JPH09309098A (en) * | 1996-05-24 | 1997-12-02 | Fujitsu Ten Ltd | Printed board dividing device |
| TW459626U (en) * | 1999-10-02 | 2001-10-11 | Aurotek Corp | Dust collector for PCB substrate cutter |
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| CN205799656U (en) * | 2016-07-27 | 2016-12-14 | 南昌联润科技有限公司 | A kind of cutting machine for automotive trim processing |
| CN107309459A (en) * | 2017-08-21 | 2017-11-03 | 盐城华星光电技术有限公司 | Flexible PCB perforating device |
| CN207127974U (en) * | 2017-08-14 | 2018-03-23 | 马鞍山市中亚机床制造有限公司 | A kind of flexible shear equipment with cleaning function |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09309098A (en) * | 1996-05-24 | 1997-12-02 | Fujitsu Ten Ltd | Printed board dividing device |
| TW459626U (en) * | 1999-10-02 | 2001-10-11 | Aurotek Corp | Dust collector for PCB substrate cutter |
| CN205201595U (en) * | 2015-12-18 | 2016-05-04 | 张嘉强 | Novel paper cutter |
| CN205572601U (en) * | 2016-04-28 | 2016-09-14 | 南昌联润科技有限公司 | A foam cutting machine waste recovery device for automotive interior processing |
| CN205799656U (en) * | 2016-07-27 | 2016-12-14 | 南昌联润科技有限公司 | A kind of cutting machine for automotive trim processing |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111542171A (en) * | 2020-04-20 | 2020-08-14 | 深圳市满坤电子有限公司 | Waste dust is from circuit board drilling grinding machanism who collects |
| CN113263544A (en) * | 2021-05-18 | 2021-08-17 | 江西威尔高电子科技有限公司 | LED production PCB PMKD punching equipment |
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| Publication number | Publication date |
|---|---|
| CN109587956B (en) | 2021-05-11 |
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