CN113696352A - Surface processing device for aluminum oxide ceramic circuit board - Google Patents
Surface processing device for aluminum oxide ceramic circuit board Download PDFInfo
- Publication number
- CN113696352A CN113696352A CN202111255716.2A CN202111255716A CN113696352A CN 113696352 A CN113696352 A CN 113696352A CN 202111255716 A CN202111255716 A CN 202111255716A CN 113696352 A CN113696352 A CN 113696352A
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- Prior art keywords
- circuit board
- ceramic circuit
- fixedly connected
- extension
- processing device
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D1/00—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor
- B28D1/22—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by cutting, e.g. incising
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D7/00—Accessories specially adapted for use with machines or devices of the preceding groups
- B28D7/02—Accessories specially adapted for use with machines or devices of the preceding groups for removing or laying dust, e.g. by spraying liquids; for cooling work
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D7/00—Accessories specially adapted for use with machines or devices of the preceding groups
- B28D7/04—Accessories specially adapted for use with machines or devices of the preceding groups for supporting or holding work or conveying or discharging work
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- 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
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- 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
- H05K3/22—Secondary treatment of printed circuits
- H05K3/26—Cleaning or polishing of the conductive pattern
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Mining & Mineral Resources (AREA)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
Abstract
The invention discloses an aluminum oxide ceramic circuit board surface processing device, which comprises a placing table, wherein one side of the placing table is fixedly connected with a bracket, and the placing table is provided with: the clamping device is provided with an oil cylinder, the bottom of the oil cylinder is rotatably connected with a rotating column, and the bottom of the rotating column is symmetrically provided with extrusion blocks; the cutting device is provided with a rotating groove, and the bottom of the inner side of the rotating groove is fixedly connected with a rotating motor; the invention relates to the technical field of ceramic circuit board surface treatment, in particular to an extension device which is provided with an outer push plate. This alumina ceramic circuit board surface machining device has reached the purpose that improves the firm degree of centre gripping, has improved the adaptation degree of device, and it is fixed to satisfy the centre gripping of the ceramic circuit board on different concave-convex surfaces, possesses the cleaning power, can be fixed at the centre gripping and process before with ceramic circuit board surface clean up, has improved the clean degree in the course of working.
Description
Technical Field
The invention relates to the technical field of surface treatment of ceramic circuit boards, in particular to a surface processing device for an aluminum oxide ceramic circuit board.
Background
The circuit boards are various in types and mainly comprise ceramic circuit boards, aluminum oxide ceramic circuit boards, aluminum nitride ceramic circuit boards, PCB boards, printed (copper etching technology) circuit boards and the like, the circuit boards enable the circuit to be miniaturized and visualized, and the circuit boards play an important role in batch production of fixed circuits and optimization of electrical appliance layout.
But the firm degree of current ceramic circuit board surface machining device centre gripping is lower, and the adaptation degree is relatively poor, and the centre gripping that can't satisfy different unsmooth surperficial ceramic circuit boards is fixed, does not possess the cleaning power, can't be fixed before processing with ceramic circuit board surface clean up in the centre gripping, can not improve the clean degree in the course of working.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides the aluminum oxide ceramic circuit board surface processing device, which solves the problem of low clamping firmness degree of the existing ceramic circuit board surface processing device, improves the adaptation degree of the device, can meet the clamping and fixing of ceramic circuit boards with different concave-convex surfaces, has cleaning capability, can clean the surface of the ceramic circuit board before clamping and fixing for processing, and improves the cleaning degree in the processing process.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides an alumina ceramics circuit board surface machining device, includes the put table, one side fixedly connected with support of put table, be provided with on the put table:
the clamping device is provided with an oil cylinder, the bottom of the oil cylinder is rotatably connected with a rotating column, extrusion blocks are symmetrically arranged at the bottom of the rotating column, and one end, far away from the rotating column, of each extrusion block is fixedly connected with an outward pushing column;
the cutting device is provided with a rotating groove, the bottom of the inner side of the rotating groove is fixedly connected with a rotating motor, the output end of the rotating motor is fixedly connected with a discharging disc, and the position, close to the discharging disc, of the top of the placing table is fixedly connected with a cutting knife;
the extension device is provided with an outer push plate, the outer push plate is connected with an outer push column in a sliding manner, the bottom of the outer push plate is fixedly connected with an extension plate, the outer push plate and the extension plate are elastic plates, an extension groove is uniformly formed in the top of the extension plate, an extension block is connected between two sides of the inner wall of the extension groove in a sliding manner, the top of the extension block is fixedly connected with an extrusion spring, one end, far away from the extension block, of the extrusion spring is fixedly connected with the outer push plate, the extrusion block and the outer push column are pushed by a descending rotating column to expand towards two sides, the outer push column moves towards two sides to push two ends of the outer push plate to move downwards, the extension block is pushed by the extrusion spring to descend into a concave part of a ceramic circuit board to extrude and fix the ceramic circuit board after the two ends of the outer push plate descend, the ceramic circuit board on a material placing disc is driven by a rotating motor to be cut by a cutting knife after rotating, and the ceramic circuit board with different shapes can be clamped and fixed and convenient to process, the clamping firmness degree in the ceramic circuit board machining process is improved, shaking in the machining process is avoided, and the machining stability of the ceramic circuit board is improved.
Preferably, the bottom sliding connection of outer push pedal has the fan aerofoil, fixedly connected with haulage rope between the fan aerofoil, the top of extending plate is located the below of fan aerofoil and has seted up the bleeder vent.
Preferably, the inside of extending board has seted up the guiding groove, the both ends of guiding groove all run through the extending board, the haulage rope runs through the guiding groove and with the inner wall sliding connection of guiding groove.
Preferably, the top fixedly connected with control post of extension piece, the control post extends to the outside in extension groove, the both ends of haulage rope all with control post fixed connection, the extension piece is extruded by the extrusion spring and is descended, drive the control post and descend, the control post pulls the fan board through the haulage rope and removes, increase air flow velocity on every side, the air that flows blows to ceramic circuit board surface through the bleeder vent, it flows to drive air on every side before ceramic circuit board centre gripping is fixed, clear up the dust on ceramic circuit board surface, the clean degree on ceramic circuit board surface has been improved, avoid the impurity on ceramic circuit board surface to extrude at the fixed in-process of centre gripping and make ceramic circuit board produce wearing and tearing.
Preferably, the top of the placing table is located on the outer side of the material placing disc and provided with a water diversion groove, the bottom of the inner side of the water diversion groove is provided with a water outlet, and the water outlet penetrates through the placing table.
Preferably, drainage post is evenly installed to the inboard bottom of water drainage tank, fixedly connected with annular circle strip between the drainage post, use the flush fluid to wash ceramic circuit board surface when cutting sword cutting ceramic circuit board, the flush fluid blocks by drainage post and annular circle strip after striking ceramic circuit board surface, then along the drainage post landing to the drainage tank, finally discharge from drain department, can guide the flow path of flush fluid in the ceramic circuit board course of working, improve the controllability of flush fluid in the ceramic circuit board course of working, avoid the flush fluid to spatter outward, increased the clean degree in the ceramic circuit board course of working.
Preferably, the elastic plate is evenly installed to inner wall one side of diversion flume, the one end fixedly connected with arc push pedal of elastic plate, the inboard bottom sliding connection of arc push pedal and diversion flume.
Preferably, the buffer board is installed to the outside symmetry of water diversion post, the buffer board rotates with the water diversion post to be connected.
Preferably, one side fixedly connected with swing magnet of blowing dish is kept away from to the buffer board, one side that annular circle strip is close to the buffer board is inlayed and is had fixed magnet, swing magnet is the same with one side magnetic pole that fixed magnet is close to, and the flushing fluid strikes the drainage post behind the ceramic circuit board, and the buffer board is close to annular circle strip by flushing fluid impact back, and repulsion between fixed magnet and the swing magnet blocks the buffer board and removes to annular circle strip and cushion, and buffer board and drainage post promote arc push pedal extrusion elastic plate after receiving the flushing fluid impact and cushion, have improved the buffer capacity of device, can avoid the device to receive deformation damage when the flushing fluid strikes, have improved the life of device.
(III) advantageous effects
The invention provides a surface processing device for an aluminum oxide ceramic circuit board. The method has the following beneficial effects:
(one), this alumina ceramic circuit board surface machining device, promote to expand to both sides by the column spinner that descends through extrusion piece and extrapolation post, the both ends that the column spinner that promotes the outer push pedal is removed to both sides to the outer push pedal that pushes away, promote the subsides of extension piece through extrusion spring and get into ceramic circuit board's the fixed ceramic circuit board of depressed part extrusion after the both ends of outer push pedal descend, the ceramic circuit board on the rotating electrical machines drive blowing dish is rotatory after by cutting sword cutting process, the ceramic circuit board that can adapt to different shapes carries out the fixed convenient processing of centre gripping, the firm degree of centre gripping in the ceramic circuit board course of working has been improved, avoid rocking in the course of working, the stability of ceramic circuit board processing has been improved.
(II), this alumina ceramic circuit board surface machining device, it descends by extrusion spring extrusion through the extension piece, it descends to drive the control post, the control post pulls fan aerofoil through the haulage rope and removes, increase air flow velocity on every side, the air that flows blows to ceramic circuit board surface through the bleeder vent, it flows to drive air on every side before ceramic circuit board centre gripping is fixed, clear up the dust on ceramic circuit board surface, the clean degree on ceramic circuit board surface has been improved, avoid the impurity on ceramic circuit board surface to make ceramic circuit board produce wearing and tearing at the fixed in-process extrusion of centre gripping.
(III), this alumina ceramic circuit board surface machining device, upwards extrude the extension piece when having the arch through ceramic circuit board surface, the extension piece will extrude the spring compression, the haulage rope rebound of control post and top, can be promoted to descend farther distance by extrusion spring after the dynamics of dragging that the haulage rope of the extension board other end received reduces, can adapt to the nimble deformation degree that changes of the unsmooth condition in surface of ceramic circuit board, improve the firm degree of centre gripping to the ceramic circuit board of different surface conditions.
(IV), this alumina ceramic circuit board surface machining device, use the flush fluid to wash ceramic circuit board surface when cutting ceramic circuit board through the cutting sword, the flush fluid strikes ceramic circuit board surface back and is blockked by drainage post and annular circle strip, then along drainage post landing to the leading flume in, discharge from drain outlet department finally, can guide the flow path of flush fluid in the ceramic circuit board course of working, improve the controllability of flush fluid in the ceramic circuit board course of working, avoid the flush fluid to spatter outward, the clean degree in the ceramic circuit board course of working has been increased.
(five), this alumina ceramic circuit board surface machining device, strike the drainage post after washing ceramic circuit board through the flush fluid, the buffer board is close to annular circle strip after being strikeed by the flush fluid, repulsion between fixed magnet and the swing magnet blocks the buffer board and removes to annular circle strip and cushion, buffer board and drainage post promote arc push pedal extrusion elastic plate to cushion after receiving the flush fluid impact, the buffer capacity of device has been improved, can avoid the device to receive deformation damage when the flush fluid strikes, the life of device has been improved.
Drawings
FIG. 1 is a schematic structural view of the present invention as a whole;
FIG. 2 is an internal cross-sectional view of the present invention as a whole;
FIG. 3 is a schematic view of the structure of the surface of the extension sheet of the present invention;
FIG. 4 is a schematic view of a placement table according to the present invention;
FIG. 5 is an enlarged schematic view of FIG. 4 at A according to the present invention;
fig. 6 is an internal cross-sectional view of the holding station of the present invention.
In the figure: 1-placing table, 2-bracket, 3-clamping device, 31-oil cylinder, 32-rotating column, 33-extruding block, 34-pushing column, 4-cutting device, 41-rotating groove, 42-rotating motor, 43-discharging tray, 44-cutting knife, 5-extending device, 51-pushing plate, 52-extending plate, 53-extending groove, 54-extending block, 55-extruding spring, 6-fanning plate, 7-pulling rope, 8-guiding groove, 9-control column, 10-guiding groove, 11-draining port, 12-guiding water column, 13-annular round bar, 14-elastic plate, 15-arc-shaped pushing plate, 16-buffer plate, 17-swinging magnet and 18-fixing magnet.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example one
Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides an alumina ceramics circuit board surface machining device, includes placing table 1, and one side fixedly connected with support 2 of placing table 1 is provided with on placing table 1:
the clamping device 3 is provided with an oil cylinder 31, the bottom of the oil cylinder 31 is rotatably connected with a rotating column 32, extrusion blocks 33 are symmetrically arranged at the bottom of the rotating column 32, and one end, far away from the rotating column 32, of each extrusion block 33 is fixedly connected with an outward pushing column 34;
the cutting device 4 is provided with a rotating groove 41, the bottom of the inner side of the rotating groove 41 is fixedly connected with a rotating motor 42, the output end of the rotating motor 42 is fixedly connected with a discharging disc 43, and the position, close to the discharging disc 43, of the top of the placing table 1 is fixedly connected with a cutting knife 44;
The bottom of the outer push plate 51 is connected with fan plates 6 in a sliding mode, a traction rope 7 is fixedly connected between the fan plates 6, and the top of the extension plate 52 is located below the fan plates 6 and provided with air holes.
The guide groove 8 has been seted up to extension board 52's inside, and extension board 52 is all run through at the both ends of guide groove 8, and haulage rope 7 runs through guide groove 8 and with the inner wall sliding connection of guide groove 8.
The top fixedly connected with control post 9 of extension piece 54, control post 9 extend to the outside of extension groove 53, and the both ends of haulage rope 7 all with control post 9 fixed connection.
When the ceramic circuit board cutting machine is used, a ceramic circuit board to be processed is placed on the material placing disc 43, the oil cylinder 31 drives the outer push plate 51 and the extension plate 52 to descend until the ceramic circuit board is extruded, the oil cylinder 31 drives the outer push plate 51 to continue descending, the extrusion block 33 and the outer push column 34 are pushed by the descending rotary column 32 to expand towards two sides, the outer push column 34 moves towards two sides to push two ends of the outer push plate 51 to move downwards, two ends of the outer push plate 51 descend and then push the extension block 54 to descend to enter a concave part of the ceramic circuit board to extrude and fix the ceramic circuit board, the rotary motor 42 drives the ceramic circuit board on the material placing disc 43 to rotate and then to be cut by the cutting knife 44, the ceramic circuit board can be suitable for clamping and fixing of ceramic circuit boards in different shapes, the clamping firmness degree in the ceramic circuit board processing process is improved, the shaking in the processing process is avoided, and the processing stability of the ceramic circuit board is improved.
Example two
Referring to fig. 1-6, the present invention provides a technical solution: on the basis of the first embodiment, the top of the placing table 1 is located on the outer side of the material placing tray 43 and is provided with the water guiding groove 10, the bottom of the inner side of the water guiding groove 10 is provided with the water outlet 11, and the water outlet 11 penetrates through the placing table 1.
The bottom of the inner side of the drainage channel 10 is uniformly provided with water diversion columns 12, and annular round bars 13 are fixedly connected between the water diversion columns 12.
And buffer plates 16 are symmetrically arranged on the outer sides of the water diversion columns 12, and the buffer plates 16 are rotatably connected with the water diversion columns 12.
During the use, use the flush fluid to wash ceramic circuit board surface during cutting sword 44 cutting ceramic circuit board, the flush fluid strikes behind the ceramic circuit board surface and is blockked by drainage post 12 and annular circle strip 12, then along drainage post 12 landing to in the diversion flume 10, finally discharge from 11 departments of outlet, can guide the flow path of flush fluid in the ceramic circuit board course of working, improve the controllability of flush fluid in the ceramic circuit board course of working, avoid the flush fluid to spatter outward, the clean degree in the ceramic circuit board course of working has been increased.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. The term "comprising", without further limitation, means that the element so defined is not excluded from the group consisting of additional identical elements in the process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The utility model provides an alumina ceramic circuit board surface machining device, includes put platform (1), one side fixedly connected with support (2) of put platform (1), its characterized in that is provided with on the put platform (1):
the clamping device (3) is provided with an oil cylinder (31), the bottom of the oil cylinder (31) is rotatably connected with a rotating column (32), extrusion blocks (33) are symmetrically installed at the bottom of the rotating column (32), and one end, far away from the rotating column (32), of each extrusion block (33) is fixedly connected with an outward pushing column (34);
the cutting device (4) is provided with a rotating groove (41), the bottom of the inner side of the rotating groove (41) is fixedly connected with a rotating motor (42), the output end of the rotating motor (42) is fixedly connected with a material placing disc (43), and the top of the placing table (1) close to the material placing disc (43) is fixedly connected with a cutting knife (44);
extension device (5), this extension device (5) have push-out board (51), push-out board (51) and push-out post (34) sliding connection outward, the bottom fixedly connected with of push-out board (51) extends board (52), push-out board (51) and extension board (52) are the elastic plate, the top of extending board (52) evenly is equipped with extension groove (53), sliding connection has extension piece (54) between the inner wall both sides of extension groove (53), the top fixedly connected with extrusion spring (55) of extension piece (54), the one end and push-out board (51) fixed connection of extension piece (54) are kept away from in extrusion spring (55).
2. The surface processing device of the alumina ceramic circuit board according to claim 1, characterized in that: the bottom sliding connection of push pedal (51) has fan aerofoil (6), fixedly connected with haulage rope (7) between fan aerofoil (6), the top of extension board (52) is located the below of fan aerofoil (6) and has seted up the bleeder vent.
3. The surface processing device of the alumina ceramic circuit board according to claim 2, characterized in that: the extension plate is characterized in that a guide groove (8) is formed in the extension plate (52), the two ends of the guide groove (8) penetrate through the extension plate (52), and the traction rope (7) penetrates through the guide groove (8) and is in sliding connection with the inner wall of the guide groove (8).
4. The surface processing device of the alumina ceramic circuit board according to claim 3, characterized in that: the top fixedly connected with control post (9) of extension piece (54), control post (9) extend to the outside of extension groove (53), the both ends of haulage rope (7) all with control post (9) fixed connection.
5. The surface processing device of the alumina ceramic circuit board according to claim 1, characterized in that: the water diversion groove (10) is formed in the outer side, located on the material placing disc (43), of the top of the placing table (1), the water outlet (11) is formed in the bottom of the inner side of the water diversion groove (10), and the water outlet (11) penetrates through the placing table (1).
6. The surface processing device of the alumina ceramic circuit board according to claim 5, characterized in that: drainage column (12) are evenly installed to the inboard bottom of water drainage tank (10), fixedly connected with annular circle strip (13) between drainage column (12).
7. The surface processing device of the alumina ceramic circuit board according to claim 5, characterized in that: elastic plate (14) are evenly installed to inner wall one side of diversion flume (10), the one end fixedly connected with arc push pedal (15) of elastic plate (14), arc push pedal (15) and the inboard bottom sliding connection of diversion flume (10).
8. The surface processing device of the alumina ceramic circuit board according to claim 6, characterized in that: the outside symmetry of water diversion post (12) is installed buffer board (16), buffer board (16) are connected with water diversion post (12) rotation.
9. The surface processing device of the alumina ceramic circuit board according to claim 8, characterized in that: buffer plate (16) keep away from one side fixedly connected with swing magnet (17) of blowing dish (43), annular circle strip (13) are inlayed in one side that is close to buffer plate (16) and are had fixed magnet (18), swing magnet (17) are the same with one side magnetic pole that fixed magnet (18) are close to.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111255716.2A CN113696352B (en) | 2021-10-27 | 2021-10-27 | Surface processing device for aluminum oxide ceramic circuit board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111255716.2A CN113696352B (en) | 2021-10-27 | 2021-10-27 | Surface processing device for aluminum oxide ceramic circuit board |
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| Publication Number | Publication Date |
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| CN113696352A true CN113696352A (en) | 2021-11-26 |
| CN113696352B CN113696352B (en) | 2021-12-28 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114643096A (en) * | 2022-03-11 | 2022-06-21 | 德清县恒昌纺器涂料厂 | A super fine grinder of ceramic miropowder for producing accurate pottery |
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| CN103152984A (en) * | 2013-02-02 | 2013-06-12 | 汕头超声印制板（二厂）有限公司 | Machining method of assembling ports on circuit board |
| CN108718487A (en) * | 2018-07-16 | 2018-10-30 | 芜湖辉林奥远自动化科技有限公司 | A kind of circuit board processing carrier tooling |
| CN214055593U (en) * | 2020-12-30 | 2021-08-27 | 惠州市联达金电子有限公司 | Stable PCB board is with segmentation drilling equipment |
| CN214487395U (en) * | 2020-12-29 | 2021-10-26 | 蚌埠谷雨分离机械制造有限公司 | Vertical centrifuge for chemical industry that shock-absorbing capacity is good |
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2021
- 2021-10-27 CN CN202111255716.2A patent/CN113696352B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103152984A (en) * | 2013-02-02 | 2013-06-12 | 汕头超声印制板（二厂）有限公司 | Machining method of assembling ports on circuit board |
| CN108718487A (en) * | 2018-07-16 | 2018-10-30 | 芜湖辉林奥远自动化科技有限公司 | A kind of circuit board processing carrier tooling |
| CN214487395U (en) * | 2020-12-29 | 2021-10-26 | 蚌埠谷雨分离机械制造有限公司 | Vertical centrifuge for chemical industry that shock-absorbing capacity is good |
| CN214055593U (en) * | 2020-12-30 | 2021-08-27 | 惠州市联达金电子有限公司 | Stable PCB board is with segmentation drilling equipment |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114643096A (en) * | 2022-03-11 | 2022-06-21 | 德清县恒昌纺器涂料厂 | A super fine grinder of ceramic miropowder for producing accurate pottery |
| CN114643096B (en) * | 2022-03-11 | 2023-09-26 | 德清县恒昌纺器涂料厂 | Superfine grinding device for ceramic micro powder for producing precise ceramic |
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| CN113696352B (en) | 2021-12-28 |
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