CN219566734U - Whole board location carrier and biax move and carry device - Google Patents
Whole board location carrier and biax move and carry device Download PDFInfo
- Publication number
- CN219566734U CN219566734U CN202320838241.8U CN202320838241U CN219566734U CN 219566734 U CN219566734 U CN 219566734U CN 202320838241 U CN202320838241 U CN 202320838241U CN 219566734 U CN219566734 U CN 219566734U
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- Prior art keywords
- plate
- carrier
- vacuum
- alignment mechanism
- moving unit
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G47/00—Article or material-handling devices associated with conveyors; Methods employing such devices
- B65G47/22—Devices influencing the relative position or the attitude of articles during transit by conveyors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G47/00—Article or material-handling devices associated with conveyors; Methods employing such devices
- B65G47/74—Feeding, transfer, or discharging devices of particular kinds or types
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G2201/00—Indexing codes relating to handling devices, e.g. conveyors, characterised by the type of product or load being conveyed or handled
- B65G2201/02—Articles
- B65G2201/0214—Articles of special size, shape or weigh
- B65G2201/022—Flat
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Container, Conveyance, Adherence, Positioning, Of Wafer (AREA)
Abstract
The utility model provides a whole plate positioning carrier and a double-shaft transfer device, which belong to the field of product positioning of vacuum carriers, and comprise a vacuum carrier, a carrier bottom plate, a carrier support plate, an X-direction whole plate alignment mechanism and a Y-direction whole plate alignment mechanism; the vacuum carrier is arranged on the bottom of the periphery of the vacuum carrier through a carrier supporting plate; the X-direction whole plate alignment mechanism and the Y-direction whole plate alignment mechanism are arranged on two adjacent sides of the vacuum carrier and push and position plate products on the vacuum carrier through the uninterrupted whole clapping plate on the mechanism; the carrying platform has simple structure, adopts the whole board to beat the board, does not occupy the body structure of the suction platform, does not need a positioning reference mechanism, has compact whole structure and high positioning precision, is not easy to damage, and is convenient to popularize and apply in the manufacturing, conveying and detecting fields of thin board products such as IC carrying boards and the like.
Description
Technical Field
The utility model belongs to the field of product positioning of vacuum carriers, and particularly relates to a whole board positioning carrier and a double-shaft transfer device, which can be used for positioning, bearing and planar transfer of thin boards such as an IC carrier board, a semiconductor carrier board, a PCB and the like.
Background
In modern industry, products are often transported before and after manufacture, transportation or inspection, and for base components for electronic products such as PCB boards, IC carrier boards, etc., alignment carriers, such as those of patent CN215394716U, are often used. However, for a thin and easily-broken carrier plate such as an IC carrier plate, the use of the alignment carrier with push posts in the above patent is easy to cause breakage of the IC carrier plate due to uneven stress; in addition, the driven carrier also needs a positioning reference mechanism, and a traditional positioning driving mechanism: motor + drive mechanism (screw drive, belt drive, rack and pinion drive, etc.) all result in oversized platforms.
Therefore, there is a need for a new positioning stage that makes the carrier less prone to breakage when positioned in a regular manner.
Disclosure of Invention
In order to overcome the defects in the prior art, the utility model aims to provide a whole plate positioning carrier and a double-shaft transfer device, which can solve the problems.
The whole plate positioning carrier comprises a vacuum carrier, a carrier bottom plate, a carrier support plate, an X-direction whole plate alignment mechanism and a Y-direction whole plate alignment mechanism; the vacuum carrier is arranged on the carrier bottom plate at the periphery bottom through the carrier supporting plate; the X-direction whole plate alignment mechanism and the Y-direction whole plate alignment mechanism are arranged on two adjacent sides of the vacuum carrier and used for pushing and positioning plate products on the vacuum carrier.
Further, the X-direction whole plate alignment mechanism and the Y-direction whole plate alignment mechanism comprise a through shaft type linear stepping motor, a screw shaft, a motor base, a sliding block plate, a sliding block guide rail assembly, an outer vertical plate, an outer end plate and an upper clapping plate; the screw rod shaft penetrates through the rotor center of the through shaft type linear stepping motor, the motor base is arranged at the outer end of the through shaft type linear stepping motor, the sliding block plate is arranged at the middle upper part of the through shaft type linear stepping motor, and the outer end head of the screw rod shaft, the outer end face of the sliding block plate and the lower part of the outer end face of the outer vertical plate are all connected to the outer end plate; the sliding block guide rail assembly is arranged on the upper surface of the sliding block plate; the upper clapper is arranged at the top of the outer vertical plate around the center of the clapper in an adjustable way.
Further, the X-direction whole plate alignment mechanism and the Y-direction whole plate alignment mechanism also comprise distance measuring assemblies, wherein each distance measuring assembly comprises an outer terminal plate, a distance measuring sensing piece, a distance measuring sensor and a sensing mounting groove block; the outer terminal plate is mounted to the outer riser; one end of the ranging induction piece is connected to the outer terminal plate, and the other end of the ranging induction piece is a free end and extends to the outer peripheral surface of the vacuum carrier, on which the alignment mechanism is not mounted; the induction installation groove blocks are installed on the outer peripheral surfaces of the corresponding vacuum carriers, and the distance measuring sensors are installed on the induction installation groove blocks in a position adjustable mode.
Further, a vacuum connecting pipe is arranged at one end below the vacuum carrying platform and is connected with an external vacuum source through an air valve and an air pipe; a vacuum meter connected through an air pipe is arranged on the periphery of the vacuum carrying platform.
Further, a wiring board is arranged at the other end below the vacuum carrier; and bottom plate supporting legs are arranged on the periphery of the bottom surface of the bottom plate of the carrying platform.
Further, a ranging sensor of a ranging assembly and a shading plate for shading the sensing mounting groove block are arranged on the periphery of the vacuum carrier.
The utility model also provides a double-shaft transfer device, which comprises a carrying platform, an X-axis moving unit and a Y-axis moving unit; the carrier adopts the whole plate positioning carrier; the bottom of the X-axis moving unit is arranged on the moving part of the Y-axis moving unit, and the stroke of the X-axis moving unit is smaller than or equal to the width of the Y-axis moving unit; the bottom of the carrier is arranged on the X-axis moving unit moving part.
Compared with the prior art, the utility model has the beneficial effects that: the carrying platform has simple structure, adopts the whole board to beat the board, does not occupy the body structure of the suction platform, does not need a positioning reference mechanism, has compact whole structure and high positioning precision, is not easy to damage, and is convenient to popularize and apply in the manufacturing, conveying and detecting fields of thin board products such as IC carrying boards and the like.
Drawings
FIGS. 1 and 2 are schematic views of a full-plate positioning stage from different viewing angles;
FIG. 3 is a partially exploded schematic view of the full board positioning stage;
FIGS. 4 and 5 are schematic views of the overall plate alignment mechanism from different perspectives;
fig. 6 and 7 are schematic diagrams of different application examples of the biaxial transfer device.
In the drawing the view of the figure,
1. a vacuum carrier;
2. a carrier base plate;
3. a carrier support plate;
4. an X-direction whole plate alignment mechanism;
5. y-direction whole plate alignment mechanism;
101. a through-shaft linear stepper motor; 102. a screw shaft; 103. a motor base; 104. a slider plate; 105. a slider rail assembly; 106. an outer vertical plate; 107. an outer end plate; 108. a clapping plate is arranged; 109. an outer terminal plate; 110. a distance measuring sensing piece; 111. a ranging sensor; 112. an induction mounting groove block;
6. vacuum connecting pipe;
7. a wiring board;
8. a vacuum gauge;
9. a base plate leg;
10. a light shielding plate;
100. a carrier;
200. an X-axis moving unit;
300. a Y-axis moving unit;
400. an X-axis organ assembly;
500. a Y-axis organ assembly;
600. an X-axis drag chain assembly;
700. a Y-axis drag chain assembly;
800. the stop buffer.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Whole board location carrier
The whole plate positioning carrier comprises a vacuum carrier 1, a carrier bottom plate 2, a carrier support plate 3, an X-direction whole plate alignment mechanism 4 and a Y-direction whole plate alignment mechanism 5, as shown in fig. 1-3.
Arrangement relation: the vacuum carrier 1 is arranged on the bottom of the periphery of the carrier bottom plate 2 through the carrier supporting plate 3; the X-direction whole plate alignment mechanism 4 and the Y-direction whole plate alignment mechanism 5 are arranged on two adjacent sides of the vacuum carrier 1, and push and position plate products on the vacuum carrier 1 through uninterrupted whole clapping plates on the mechanism.
Furthermore, a vacuum connecting pipe 6 is arranged at one end below the vacuum loading platform 1 and is connected with an external vacuum source through an air valve and an air pipe; a vacuum meter 8 connected through an air pipe is arranged on the periphery of the vacuum carrying platform 1.
Furthermore, a wiring board 7 is arranged at the other end below the vacuum carrier 1; the bottom plate support legs 9 are arranged around the bottom surface of the carrier bottom plate 2.
Referring to fig. 4 and 5, the x-direction whole plate alignment mechanism 4 and the Y-direction whole plate alignment mechanism 5 each include a through-shaft type linear stepping motor 101, a screw shaft 102, a motor base 103, a slider plate 104, a slider rail assembly 105, an outer standing plate 106, an outer end plate 107, and an upper clapping plate 108.
Arrangement relation: the screw rod shaft 102 passes through the rotor center of the through shaft type linear stepping motor 101, and is used as a product in practical application, and parameters such as screw rod length and the like are designed for matching.
The through shaft type linear stepping motor is adopted instead of the traditional cylinder clapping plate or motor plus transmission mechanism (screw rod transmission, belt transmission, gear rack transmission and the like), so that products are clapped due to the fact that the clapping plate side of the cylinder clapping plate overshoots, the clapping plate position is difficult to control, the movable positioning side occupies the platform adsorption hole position, the products are not adsorbed and leveled, and under the condition that the positioning flange is not added, the impact force of the cylinder is large, and the clapping risk exists; traditional motor claps the board, increases the location flange, removes the location limit and occupies the platform and adsorbs the hole site, leads to the product not adsorbing smoothly, and all can lead to the platform size too big to lead to whole quick-witted size out of tolerance. The through shaft type linear motor is adopted, a positioning reference edge is not needed, the space of a vacuum carrier or an adsorption platform is not occupied, and the repeatability of the clapping plate is ensured by the precision of the pure leaning shaft.
The motor base 103 is arranged at the outer end of the through shaft type linear stepping motor 101, the sliding block plate 104 is arranged at the middle upper part of the through shaft type linear stepping motor 101, and the outer end head of the screw shaft 102, the outer end face of the sliding block plate 104 and the lower part of the outer end face of the outer vertical plate 106 are all connected to the outer end plate 107.
Wherein the slider rail assembly 105 is disposed on the upper surface of the slider plate 104; the upper clapper 108 is adjustably positioned on top of the outer riser 106 about the center of the clapper.
The sliding block plate 104 and the outer vertical plate 106 are both U-shaped plates, and two groups of sliding block guide rail assemblies 105 are arranged on two sides of the upper plate surface of the sliding block plate 104.
Wherein, the middle part of the upper clapper 108 is provided with a positioning middle hole, two sides of the positioning middle hole are provided with adjusting slotted holes, and the upper clapper 108 rotates and positions around the positioning middle hole within the long diameter range of the adjusting slotted holes.
Further, in a specific example, the inner side of the upper paddle 108 is provided with a flexible coating or PEEK plastic. Preventing the side edge of the plate product from being bruised.
Further, the X-direction whole plate alignment mechanism 4 and the Y-direction whole plate alignment mechanism 5 further comprise a ranging component, and the ranging component comprises an outer terminal plate 109, a ranging sensing piece 110, a ranging sensor 111 and a sensing mounting groove block 112; the outer terminal plate 109 is mounted to the outer riser 106; one end of the ranging sensing piece 110 is connected to the outer terminal plate 109, and the other end is a free end and extends to the outer peripheral surface of the vacuum carrier 1, on which the alignment mechanism is not mounted; the sensing installation groove blocks 112 are installed on the outer peripheral surface of the corresponding vacuum carrier 1, and the distance measuring sensors 111 are installed on the sensing installation groove blocks 112 in a position-adjustable mode.
The distance measuring component is a photoelectric sensing component, and of course, the distance measuring component can also adopt a grating ruler and other forms.
Further, a ranging sensor 111 and a light shielding plate 10 for shielding light from the sensing installation groove block 112 are provided on the outer periphery of the vacuum carrier 1.
The light shielding plate 10 is a Z-shaped truncated plate, and its length and extension width cover the ranging sensor 111 and the sensing installation groove block 112.
Double-shaft transfer device
A biaxial transfer apparatus, see fig. 6 and 7, which includes a stage 100, an X-axis moving unit 200, and a Y-axis moving unit 300; the carrier 100 is the whole board positioning carrier described above.
Specifically, the bottom of the X-axis moving unit 200 is disposed on the moving part of the Y-axis moving unit 300, and the stroke of the X-axis moving unit 200 is less than or equal to the width of the Y-axis moving unit 300; the bottom of the stage 100 is disposed on the moving part of the X-axis moving unit 200.
Further, the dual-axis transfer apparatus further includes an X-axis organ assembly 400, a Y-axis organ assembly 500, an X-axis drag chain assembly 600, and a Y-axis drag chain assembly 700.
The bottom of the X-axis moving unit 200 is disposed on the moving part of the Y-axis moving unit 300, and the stroke of the X-axis moving unit 200 is less than or equal to the width of the Y-axis moving unit 300; the bottom of the stage 100 is disposed on the moving part of the X-axis moving unit 200. The planar movement of the product carried on the carrier 100 is achieved by the biaxial movement of the X-axis moving unit 200, the Y-axis moving unit 300.
The X-axis moving unit 200 and the Y-axis moving unit 300 are driven by linear motors, and each of the X-axis moving unit and the Y-axis moving unit comprises a stator part and a moving part driven by a rotor.
An X-axis organ assembly 400 and an X-axis drag chain assembly 600 are provided on the X-axis moving unit 200; a Y-axis organ assembly 500 and a Y-axis drag chain assembly 700 are provided at the Y-axis moving unit 300. To facilitate dust protection and cable drag and protection.
Further, a stopper buffer 800 is provided at the stroke end of each of the X-axis moving unit 200 and the Y-axis moving unit 300.
Further, grating scale assemblies are provided on both the X-axis moving unit 200 and the Y-axis moving unit 300 for monitoring the position of the stage 100.
Further, an air cooling unit is provided at the moving parts of the X-axis moving unit 200 and the Y-axis moving unit 300. For example, the porous air cooling block connected with an external air source can synchronously move along with the moving part, because the moving part is a heating concentration area, namely a thermal stress area.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.
Claims (9)
1. The utility model provides a whole board location carrier which characterized in that: comprising
The device comprises a vacuum carrier (1), a carrier bottom plate (2), a carrier supporting plate (3), an X-direction whole plate alignment mechanism (4) and a Y-direction whole plate alignment mechanism (5);
the vacuum carrier (1) is arranged on the carrier bottom plate (2) at the periphery bottom through the carrier supporting plate (3);
the X-direction whole plate alignment mechanism (4) and the Y-direction whole plate alignment mechanism (5) are arranged on two adjacent sides of the vacuum carrier (1) and are used for pushing and positioning plate products on the vacuum carrier (1);
the X-direction whole plate alignment mechanism (4) and the Y-direction whole plate alignment mechanism (5) comprise a through shaft type linear stepping motor (101), a screw shaft (102), a motor base (103), a sliding block plate (104), a sliding block guide rail assembly (105), an outer vertical plate (106), an outer end plate (107) and an upper clapping plate (108);
the screw rod shaft (102) penetrates through the rotor center of the through shaft type linear stepping motor (101), the motor base (103) is arranged at the outer end of the through shaft type linear stepping motor (101), the sliding block plate (104) is arranged at the middle upper part of the through shaft type linear stepping motor (101), and the outer end head of the screw rod shaft (102), the outer end face of the sliding block plate (104) and the lower part of the outer end face of the outer vertical plate (106) are all connected to the outer end plate (107);
the sliding block guide rail assembly (105) is arranged on the upper surface of the sliding block plate (104);
the upper clapper (108) is arranged on the top of the outer vertical plate (106) around the center of the clapper in an adjustable way.
2. The full board positioning stage of claim 1, wherein:
the sliding block plate (104) and the outer vertical plate (106) are U-shaped plates, and two groups of sliding block guide rail assemblies (105) are arranged on two sides of the upper plate surface of the sliding block plate (104).
3. The full board positioning stage of claim 1, wherein:
the middle part of the upper clapping plate (108) is provided with a positioning middle hole, two sides of the positioning middle hole are provided with adjusting slotted holes, and the upper clapping plate (108) rotates around the positioning middle hole within the long diameter range of the adjusting slotted holes.
4. The full board positioning stage of claim 1, wherein:
the inner side surface of the upper clapping plate (108) is provided with a flexible coating or PEEK plastic.
5. The full board positioning stage of claim 1, wherein:
the X-direction whole plate alignment mechanism (4) and the Y-direction whole plate alignment mechanism (5) further comprise a ranging component, wherein the ranging component comprises an outer terminal plate (109), a ranging induction piece (110), a ranging inductor (111) and an induction mounting groove block (112); the outer termination plate (109) is mounted to the outer riser (106); one end of the ranging sensing piece (110) is connected to the outer terminal plate (109), and the other end of the ranging sensing piece is a free end and extends to the outer peripheral surface of the vacuum carrying platform (1) where the alignment mechanism is not arranged; the induction installation groove blocks (112) are installed on the outer peripheral surfaces of the corresponding vacuum carriers (1), and the distance measuring sensors (111) are installed on the induction installation groove blocks (112) in a position-adjustable mode.
6. The full board positioning stage of claim 1, wherein:
one end below the vacuum carrying platform (1) is provided with a vacuum connecting pipe (6) and is connected with an external vacuum source through an air valve and an air pipe; a vacuum meter (8) connected through an air pipe is arranged on the periphery of the vacuum carrying platform (1).
7. The full board positioning stage of claim 1, wherein:
a wiring board (7) is arranged at the other end below the vacuum carrier (1); bottom plate supporting legs (9) are arranged on the periphery of the bottom surface of the carrier bottom plate (2).
8. The full board positioning stage of claim 1, wherein:
a ranging sensor (111) of a ranging assembly and a shading plate (10) for shading the sensing installation groove block (112) are arranged on the periphery of the vacuum carrying table (1).
9. A biax moves and carries device which characterized in that: the device comprises a carrying platform (100), an X-axis moving unit (200) and a Y-axis moving unit (300); the carrier (100) adopts the whole board positioning carrier according to any one of claims 1-8;
the bottom of the X-axis moving unit (200) is arranged on the moving part of the Y-axis moving unit (300), and the stroke of the X-axis moving unit (200) is smaller than or equal to the width of the Y-axis moving unit (300); the bottom of the carrier (100) is arranged on the moving part of the X-axis moving unit (200).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2022108511141 | 2022-07-20 | ||
| CN202210851114.1A CN115043187A (en) | 2022-07-20 | 2022-07-20 | Whole board location microscope carrier and biax move and carry device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219566734U true CN219566734U (en) | 2023-08-22 |
Family
ID=83167900
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210851114.1A Withdrawn CN115043187A (en) | 2022-07-20 | 2022-07-20 | Whole board location microscope carrier and biax move and carry device |
| CN202320838241.8U Active CN219566734U (en) | 2022-07-20 | 2023-04-17 | Whole board location carrier and biax move and carry device |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210851114.1A Withdrawn CN115043187A (en) | 2022-07-20 | 2022-07-20 | Whole board location microscope carrier and biax move and carry device |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN115043187A (en) |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR200320307Y1 (en) * | 2003-04-29 | 2003-07-22 | 이원복 | The fixing apparatus for industrial process stuff |
| CN108081764B (en) * | 2017-11-29 | 2023-08-29 | 南京协辰电子科技有限公司 | Automatic alignment device for PCB |
| CN208759391U (en) * | 2018-08-06 | 2019-04-19 | 广东正业科技股份有限公司 | A kind of absorption platform that can be clamped on four sides |
| CN209845645U (en) * | 2018-12-28 | 2019-12-24 | 东莞市宏鑫创达智能科技有限公司 | Automatic centering adjustment mechanism of FPC rigging machine |
| CN109760399A (en) * | 2019-03-19 | 2019-05-17 | 深圳市九天中创自动化设备有限公司 | A kind of high-precision film adhering device |
| CN112635359A (en) * | 2020-12-08 | 2021-04-09 | 深圳市卓茂科技有限公司 | Novel rapid visual alignment repair equipment and visual alignment method thereof |
| CN112536635A (en) * | 2020-12-21 | 2021-03-23 | 丽水市莲都区天机机械设计服务部 | Intelligent machine tool carrier with secondary positioning detection function |
| CN215035017U (en) * | 2021-03-24 | 2021-12-07 | 深圳市智信精密仪器股份有限公司 | High-precision automatic alignment platform |
| CN114235846A (en) * | 2021-12-17 | 2022-03-25 | 深圳市创新特科技有限公司 | Non-contact horizontal positioning device for suspending PCB (printed circuit board) through airflow |
| CN114698258A (en) * | 2021-12-17 | 2022-07-01 | 深圳市易天半导体设备有限公司 | Printed board mends brilliant device of reprocessing |
-
2022
- 2022-07-20 CN CN202210851114.1A patent/CN115043187A/en not_active Withdrawn
-
2023
- 2023-04-17 CN CN202320838241.8U patent/CN219566734U/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN115043187A (en) | 2022-09-13 |
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