CN210670795U - Circuit board flattening device - Google Patents
Circuit board flattening device Download PDFInfo
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- CN210670795U CN210670795U CN201921610883.2U CN201921610883U CN210670795U CN 210670795 U CN210670795 U CN 210670795U CN 201921610883 U CN201921610883 U CN 201921610883U CN 210670795 U CN210670795 U CN 210670795U
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Abstract
The utility model discloses a circuit board flattening device, comprises a workbench, the supporting leg has all been welded in the bottom four corners of workstation, the rear side screwed connection of workstation has the pallet, flattening mechanism is installed on the top of workstation, flattening mechanism includes two backup pads, two the backup pad is the top left and right sides of screw connection at the workstation respectively, the inboard front end mid-mounting of backup pad has positioning mechanism, both ends front side all is rotated through the bearing about the inboard of backup pad and is connected with first pressure roller and second pressure roller, the equal interference fit in the outer wall left and right sides of first pressure roller and second pressure roller has the inner ring of bearing, the outer loop of bearing and the inboard fixed connection of backup pad. The circuit board flattening device can position the circuit board according to different models of the circuit board, reduces the operation difficulty of workers, ensures the stability of putting the circuit board, ensures the flattening quality of the circuit board, and is more convenient for flattening the circuit board.
Description
Technical Field
The utility model relates to a circuit board production technical field specifically is a circuit board flattening device.
Background
PCB circuit boards, also known as printed circuit boards, are providers of electrical connections for electronic components. Its development has been over 100 years old; the design of the method is mainly layout design; the circuit board has the main advantages of greatly reducing errors of wiring and assembly, and improving the automation level and the production labor rate. The production process of the PCB circuit board needs to pass through a plurality of procedures such as pressing, drilling, electroplating, solder mask, etching, detection and the like, and in the production process, the condition that a warping plate cannot occur is avoided, and a flattening device is used for flattening;
at present, because the circuit board type is different, present flattening device is all that the manual work puts into the pressure roller with the circuit board to the positioning mechanism is difficult to guarantee the stationarity that the circuit board was put into, influences the quality of flattening of circuit board, consequently designs a flattening mechanism with locate function now.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a circuit board flattening device to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a circuit board flattening device comprises a workbench, wherein supporting legs are welded at four corners of the bottom end of the workbench, a screw at the rear side of the workbench is connected with a pallet, and a flattening mechanism is installed at the top end of the workbench;
the flattening mechanism comprises two supporting plates, the two supporting plates are respectively connected to the left side and the right side of the top end of the workbench through screws, a positioning mechanism is installed at the middle part of the inner side front end of each supporting plate, the front sides of the upper end and the lower end of the inner side of each supporting plate are respectively connected with a first pressure roller and a second pressure roller through bearings in a rotating mode, the left sides of the outer walls of the first pressure roller and the second pressure roller are respectively in interference fit with an inner ring of the bearings, an outer ring of each bearing is fixedly connected with the inner side of each supporting plate, the left side of each first pressure roller extends out of the left side wall of the supporting plate on the left side and is connected with a first gear in a key mode, the left side wall of the second pressure roller extends out of the left side of the supporting plate on the left side and is connected with a second gear in a key mode, the output end of the servo motor extends out of the left side of the inner wall of the cover body and is connected with the left side of the outer wall of the first pressure roller through a coupler, the right sides of the first pressure roller and the second pressure roller extend out of the right side wall of the supporting plate on the right side and are connected with a first belt pulley in a key mode, the rear sides of the upper end and the lower end of the inner side of the supporting plate are connected with a third pressure roller in a rotating mode through bearings, the left side and the right side of the outer wall of the third pressure roller are in interference fit with an inner ring of the bearing, an outer ring of the bearing is fixedly connected with the rear end of the inner side of the supporting plate, the right side of the third pressure roller extends out of the right side;
the positioning mechanism comprises a shell, the shell is connected to the middle part of the front end of the inner side of the supporting plate through screws, a first sliding groove is formed in the right end of the front side of the shell along the left-right direction, a clamping groove is formed in the bottom end of the first sliding groove at the front side of the shell from left to right, a rotating shaft is rotatably connected to the center position of the bottom end of the inner cavity of the shell through a bearing, the bottom end of the outer wall of the rotating shaft is in interference fit with the inner ring of the bearing, the outer ring of the bearing is fixedly connected with the bottom end of the inner cavity of the shell, a third gear is connected to the top end of the outer wall of the rotating shaft in a key mode, guide rods are installed on the front side and the rear side of the inner cavity of the shell along the left-right direction, sliding blocks are sleeved on the left side and the right, the left end and the right end of the front side of the top end of the cover plate are both embedded with graduated scales, the central positions of the left side and the right side of the upper surface of the cover plate are both provided with second sliding chutes, the top end of the first connecting block penetrates through the inner cavity of the second sliding chute and is provided with a baffle plate, the right end of the front side of the sliding block on the right side is provided with one end of the second connecting block, the other end of the second connecting block penetrates through the right side of the inner cavity of the first sliding chute, a rectangular box is arranged on the front side of the bottom end of the second connecting block, the upper end and the lower end of the inner wall of the rectangular box are both provided with third sliding chutes, the rear sides of the inner cavities of the third sliding chutes are inserted with rectangular plates, a clamping block inserted in the inner cavity of the clamping groove is arranged at the center of the rear side of the rectangular plate, one end of a pull rod is screwed at the center of the front side of the rectangular plate, the other end of the pull rod extends out of the front side surface of the rectangular box, and a spring which provides elastic force to the rear side for the rectangular plate is sleeved on the outer wall of the pull rod.
Preferably, the first pressure roller, the second pressure roller and the third pressure roller are the same in size, the first gear and the second gear are the same in size, and the first pulley and the second pulley are the same in size.
Preferably, the plurality of clamping grooves are arranged at the right end of the front side of the shell from left to right at intervals, and the distance between every two adjacent clamping grooves is 1 cm.
Preferably, two racks rotate 180 degrees relative to the center point of the third gear to coincide.
Preferably, the upper surface of the cover plate is on the same horizontal plane as the top end of the outer wall of the second pressure roller.
Preferably, the front side of the baffle is an inclined surface inclined to the outside.
Compared with the prior art, the beneficial effects of the utility model are that: this circuit board flattening device, according to the type difference of circuit board, through the interval between two baffles of positioning mechanism adjustment, can make the circuit board of waiting to flatten steadily get into the mechanism of flattening under the spacing of baffle, realize flattening to the circuit board under the effect of mechanism of flattening, when the in-service use, can fix a position the circuit board according to the model difference of circuit board, reduce staff's the operation degree of difficulty, guarantee the stationarity that the circuit board was put into, ensure the quality of flattening of circuit board, the circuit board of being more convenient for flattens the use.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a front cross-sectional view of the pressing mechanism of the present invention;
FIG. 3 is a schematic structural view of the positioning mechanism of the present invention;
fig. 4 is an exploded view of the positioning mechanism of the present invention;
fig. 5 is an enlarged view of the position a of the present invention.
In the figure: 1. the working table comprises a working table body, 2, supporting legs, 3, a pallet, 4, a supporting plate, 5, a positioning mechanism, 501, a shell body, 502, a first sliding groove, 503, a clamping groove, 504, a rotating shaft, 505, a third gear, 506, a guide rod, 507, a sliding block, 508, a rack, 509, a first connecting block, 510, a cover plate, 511, a graduated scale, 512, a second sliding groove, 513, a baffle, 514, a second connecting block, 515, a rectangular box, 516, a third sliding groove, 517, a rectangular plate, 518, a clamping block, 519, a pull rod, 520, a spring, 6, a first pressure roller, 7, a second pressure roller, 8, a first gear, 9, a second gear, 10, a cover body, 11, a servo motor, 12, a first belt pulley, 13, a third pressure roller, 14 and a second belt pulley.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution: a circuit board flattening device comprises a workbench 1, supporting legs 2 are welded at four corners of the bottom end of the workbench 1, a pallet 3 is connected to the rear side of the workbench 1 through screws, the upper surface of the pallet 3 and the upper surface of the workbench 1 are in the same plane, a circuit board coming out of a third pressure roller 13 can be ensured to stably fall on the pallet 3, collection of the circuit board is achieved through the pallet 3, and a flattening mechanism is installed at the top end of the workbench 1;
the flattening mechanism comprises two supporting plates 4, the two supporting plates 4 are respectively connected to the left side and the right side of the top end of the workbench 1 through screws, a positioning mechanism 5 is installed in the middle of the front end of the inner side of each supporting plate 4, the front sides of the upper end and the lower end of the inner side of each supporting plate 4 are respectively connected with a first pressure roller 6 and a second pressure roller 7 through bearings in a rotating mode, the circuit board is flattened for the first time through relative rotation of the first pressure roller 6 and the second pressure roller 7, inner rings of the bearings are respectively in interference fit with the left side and the right side of the outer walls of the first pressure roller 6 and the second pressure roller 7, the outer ring of each bearing is fixedly connected with the inner side of each supporting plate 4, the left side of each first pressure roller 6 extends out to be located on the left side of the supporting plate 4 and is connected with a first gear 8 in a key mode, the first pressure roller, the left side of the second pressure roller 7 extends out of the left side wall of the supporting plate 4 positioned on the left side and is connected with a second gear 9 in a key-connected mode, the second gear 9 is meshed with the first gear 8 and is connected with the first gear 8, the front end of the left side of the supporting plate 4 positioned on the left side is provided with a cover body 10, the cover body 10 is used for preventing dust of the first gear 8 and the second gear 9 and ensuring the transmission performance between the first gear 8 and the second gear 9, the top end of the left side of the cover body 10 is connected with a servo motor 11 in a screw mode, the servo motor 11 drives the first pressure roller 6 to rotate clockwise, the output end of the servo motor 11 extends out of the left side of the inner wall of the cover body 10 and is connected with the left side of the outer wall of the first pressure roller 6 through a coupler, the right side of the supporting plate 4 positioned on the right side extends out of the, the circuit board is flattened for the second time through a third pressure roller 13, the flattening quality of the circuit board is improved, the left side and the right side of the outer wall of the third pressure roller 13 are in interference fit with the inner ring of a bearing, the outer ring of the bearing is fixedly connected with the rear end of the inner side of the supporting plate 4, the right side of the third pressure roller 13 extends out of the right side wall of the supporting plate 4 on the right side and is connected with a second belt pulley 14 in a parallel key mode, and the second belt pulley 14 is rotatably connected with the first belt pulley 12 through a;
the positioning mechanism 5 comprises a housing 501, the housing 501 is screwed in the middle of the front end of the inner side of the support plate 4, the right end of the front side of the housing 501 is provided with a first chute 502 along the left-right direction, a sufficient moving space is reserved for a second connecting block 514 through the first chute 502, the front side of the housing 501 is positioned at the bottom end of the first chute 502 and is provided with a clamping groove 503 from left to right, the center position of the bottom end of the inner cavity of the housing 501 is rotatably connected with a rotating shaft 504 through a bearing, the bottom end of the outer wall of the rotating shaft 504 is in interference fit with the inner ring of the bearing, the outer ring of the bearing is fixedly connected with the bottom end of the inner cavity of the housing 501, the top end of the outer wall of the rotating shaft 504 is in key connection with a third gear 505, guide rods 506 are respectively installed on the front side and the rear side of the inner cavity of the housing 501 along the left-right direction, the guide rods 506, a first connecting block 509 is installed at the center of the top end of the sliding block 507, a cover plate 510 is screwed to the top end of the housing 501, the cover plate 510 can not only seal the housing 501, but also support a circuit board, graduated scales 511 are embedded at the left and right ends of the front side of the top end of the cover plate 510, the inner sides of the graduated scales 511 are zero points, the sum of the scales on the graduated scales 511 corresponding to the inner sides of the two baffles 513 is the measured distance between the two baffles 513, second sliding grooves 512 are formed at the center of the left and right sides of the upper surface of the cover plate 510, sufficient moving space is reserved for the first connecting block 509 through the second sliding grooves 512, the top end of the first connecting block 509 penetrates through the inner cavity of the second sliding grooves 512 and is provided with the baffles 513, the circuit board is limited through the two baffles 513, so as to ensure that the circuit board can stably enter between the first pressure roller 6 and the second pressure roller 7, one end of, the slider 507 is connected with the rectangular box 515 through the second connecting block 514, the other end of the second connecting block 514 passes through the right side of the inner cavity of the first sliding groove 502, the rectangular box 515 is installed at the front side of the bottom end of the second connecting block 514, the upper and lower ends of the inner wall of the rectangular box 515 are both provided with the third sliding grooves 516, the rear side of the inner cavity of the third sliding grooves 516 is inserted with the rectangular plate 517, the center position of the rear side of the rectangular plate 517 is provided with the fixture block 518 inserted with the inner cavity of the fixture groove 503, the slider 507 positioned at the right side is fixed through the cooperation of the fixture block 518 and the fixture groove 503, the center position of the front side of the rectangular plate 517 is screwed with one end of the pull rod 519, the other end of the pull rod 519 extends out of the front side surface of the rectangular box 515, the outer wall of the pull rod 519 is sleeved with the spring 520 providing the rear side elastic force, after the external force is removed, the latch 518 returns to the initial state, and can be stably retained in the latch groove 503 under the elastic force of the spring 520.
The following electric devices have the following types and functions:
the servo motor 11: model MR-J2S-10A for driving the first pressure roller 6 in clockwise rotation.
Preferably, the first pressure roller 6, the second pressure roller 7 and the third pressure roller 13 are the same in size, the first gear 8 and the second gear 9 are the same in size, so that the first pressure roller 6 and the second pressure roller 7 can rotate in opposite directions, the circuit board can move from front to back, the first pulley 12 and the second pulley 14 are the same in size, and the two third pressure rollers 13 can move synchronously with the first pressure roller 6 and the second pressure roller 7 respectively under the action of the first pulley 12 and the second pulley 14, so that secondary flattening of the circuit board is realized.
As a preferable scheme, furthermore, a plurality of card slots 503 are arranged at the right end of the front side of the housing 501 from left to right with a gap, and the distance between every two adjacent card slots 503 is 1cm, because the number of the baffles 513 is two, the baffles 513 can move with the minimum unit of 2cm, which is convenient for positioning circuit boards with different models.
Preferably, the two racks 508 are rotated 180 degrees relative to the center point of the third gear 505 to coincide with each other, and when one of the racks 508 moves to the left or right, the other rack 508 can move to the right or left under the conduction of the third gear 505, so as to realize the relative movement of the two racks 508.
Preferably, the upper surface of the cover plate 510 is at the same level with the top end of the outer wall of the second pressure roller 7, so as to ensure that the circuit board can horizontally enter between the first pressure roller 6 and the second pressure roller 7 from front to back, which is convenient for the operator to operate and can prevent the circuit board from being damaged.
Preferably, the front side of the blocking plate 513 is an inclined surface inclined outward, so that when a circuit board to be pressed flat is placed on the cover plate 510, the circuit board can smoothly enter between the two blocking plates 513 under the action of the inclined surface on the front side of the blocking plate 513.
All the electrical components in the present application are connected with the power supply adapted to the electrical components through the wires, and an appropriate controller should be selected according to actual conditions to meet the control requirements, and specific connection and control sequences should be obtained.
When the pressing mechanism is used, an external power supply of the servo motor 11 is switched on, the servo motor 11 drives the first gear 8 and the first pressure roller 6 to rotate clockwise, the first gear 8 is meshed with the second gear 9, so that the second gear 9 drives the second pressure roller 7 to rotate anticlockwise, the upper and lower first belt pulleys 12 rotate along with the first pressure roller 6 and the second pressure roller 7 respectively, the third pressure roller 13 at the top end rotates clockwise under the action of the second belt pulley 14, the third pressure roller 13 at the bottom end rotates anticlockwise, the operation of the pressing mechanism can be realized, the distance between the two baffles 513 is adjusted according to the model of a circuit board, the pull rod 519 is pulled to the front side, the rectangular plate 517 drives the fixture block 518 to move to the front side and extrude the spring 520, the fixture block 518 is separated from the clamping groove 503, the fixation of the slider 507 at the right side is released, and the rectangular box 515 can be pushed to the, the slide block 507 on the right side is caused to move to the left side along the outer wall of the guide rod 506, the rack 508 and the baffle 513 on the slide block 507 on the right side are caused to move to the left side, because the two racks 508 rotate 180 degrees relative to the central point of the third gear 505 to be overlapped, the rack 508 on the left side can be caused to move to the right side under the conduction of the third gear 505, the slide block 507 on the left side is caused to move to the right side along the outer wall of the guide rod 506, so that the two baffles 513 move to the inner side simultaneously, under the measurement of the scale 511, until the space between the two baffles 513 is matched with the width of the circuit board to be flattened, the pull rod 519 is released, the spring 520 pushes the rectangular plate 517 to move to the rear side under the self elastic force, so that the clamping block 518 is inserted into the clamping groove 503 at the corresponding position, the moved slide block 507 is fixed, the circuit board can be pushed from the front to the back on the, therefore, the circuit board is flattened, falls on the pallet 3 after being flattened and is collected through the pallet 3, so that when the circuit board flattening device is used, the distance between the two baffles 513 can be adjusted according to the type of the circuit board, the circuit board is positioned, the circuit board can be flattened stably, the flattening quality of the circuit board is ensured, and the circuit board flattening device is more beneficial to popularization.
In the description of the present invention, it is to be understood that the terms "bottom", "one end", "middle", "other end", "upper", "top", "inner", "front", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience in describing the present invention and for simplifying the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated; unless specifically stated or limited otherwise, the terms "welding", "screwing", "mounting", "interference fit", "sleeving", "inserting", "embedding", "opening", "screwing", and the like are to be understood in a broad sense, and may be, for example, a fixed connection, a detachable connection, or an integral body; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.
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 (6)
1. The utility model provides a circuit board flattening device, includes workstation (1), its characterized in that: supporting legs (2) are welded at four corners of the bottom end of the workbench (1), a screw at the rear side of the workbench (1) is connected with a pallet (3), and a flattening mechanism is installed at the top end of the workbench (1);
the flattening mechanism comprises two supporting plates (4), the two supporting plates (4) are respectively connected to the left side and the right side of the top end of the workbench (1) through screws, a positioning mechanism (5) is installed at the middle part of the front end of the inner side of each supporting plate (4), the front sides of the upper end and the lower end of the inner side of each supporting plate (4) are respectively connected with a first pressure roller (6) and a second pressure roller (7) through bearings in a rotating mode, the left side and the right side of the outer wall of each first pressure roller (6) and the left side of the outer wall of each second pressure roller (7) are in interference fit with inner rings of the bearings, the outer rings of the bearings are fixedly connected with the inner sides of the supporting plates (4), the left side of each first pressure roller (6) extends out to be located on the left side of the supporting plate (4) and is in key connection with a first gear (8), the left, and the second gear (9) is meshed with the first gear (8), the left front end of the support plate (4) positioned on the left side is provided with a cover body (10), the left top end of the cover body (10) is in screwed connection with a servo motor (11), the output end of the servo motor (11) extends out of the left side of the inner wall of the cover body (10) and is connected with the left side of the outer wall of the first pressure roller (6) through a coupler, the right sides of the first pressure roller (6) and the second pressure roller (7) both extend out of the right side wall of the support plate (4) positioned on the right side and are in keyed connection with a first belt pulley (12), the rear sides of the upper and lower inner ends of the inner side of the support plate (4) are both rotatably connected with a third pressure roller (13) through a bearing, the left and right sides of the outer wall of the third pressure roller (13) are in interference, the right side of the third pressure roller (13) extends out of the right side wall of the supporting plate (4) on the right side and is connected with a second belt pulley (14) in a parallel key mode, and the second belt pulley (14) is rotatably connected with the first belt pulley (12) through a belt;
the positioning mechanism (5) comprises a shell (501), the shell (501) is in screwed connection with the middle part of the inner side front end of the supporting plate (4), a first sliding groove (502) is formed in the right end of the front side of the shell (501) in the left-right direction, a clamping groove (503) is formed in the bottom end, located on the front side of the shell (501), of the first sliding groove (502) from left to right, a rotating shaft (504) is rotatably connected to the center position of the bottom end of an inner cavity of the shell (501) through a bearing, the bottom end of the outer wall of the rotating shaft (504) is in interference fit with the inner ring of the bearing, the outer ring of the bearing is fixedly connected with the bottom end of the inner cavity of the shell (501), a third gear (505) is in key connection with the top end of the outer wall of the rotating shaft (504), guide rods (506) are respectively installed on the front side and, the bottom end of the sliding block (507) is in screwed connection with a rack (508) meshed with a third gear (505), a first connecting block (509) is installed at the center position of the top end of the sliding block (507), a cover plate (510) is in screwed connection with the top end of the shell (501), graduated scales (511) are embedded at the left end and the right end of the front side of the top end of the cover plate (510), second sliding grooves (512) are formed in the center positions of the left side and the right side of the upper surface of the cover plate (510), the top end of the first connecting block (509) penetrates through an inner cavity of the second sliding grooves (512) and is provided with a baffle (513), one end of a second connecting block (514) is installed at the right end of the front side of the sliding block (507) on the right side, the other end of the second connecting block (514) penetrates through the right side of the inner cavity of the first sliding grooves (502), third spout (516) have all been seted up at the upper and lower both ends of the inner wall of rectangle case (515), the inner chamber rear side plug-in connection of third spout (516) has rectangular plate (517), fixture block (518) of pegging graft with draw-in groove (503) inner chamber are installed to the rear side central point of rectangular plate (517), the front side central point spiro union of rectangular plate (517) has the one end of pull rod (519), the front side surface of rectangle case (515) is extended to the other end of pull rod (519), the outer wall of pull rod (519) is cup jointed and is provided spring (520) to the rear side elasticity for rectangular plate (517).
2. The circuit board flattening apparatus of claim 1, wherein: the first pressure roller (6), the second pressure roller (7) and the third pressure roller (13) are the same in size, the first gear (8) and the second gear (9) are the same in size, and the first belt pulley (12) and the second belt pulley (14) are the same in size.
3. The circuit board flattening apparatus of claim 1, wherein: the clamping grooves (503) are arranged at the right end of the front side of the shell (501) from left to right at intervals, and the distance between every two adjacent clamping grooves (503) is 1 cm.
4. The circuit board flattening apparatus of claim 1, wherein: the two racks (508) rotate 180 degrees relative to the central point of the third gear (505) and are coincided.
5. The circuit board flattening apparatus of claim 1, wherein: the upper surface of the cover plate (510) is on the same horizontal plane with the top end of the outer wall of the second pressure roller (7).
6. The circuit board flattening apparatus of claim 1, wherein: the front side of the baffle (513) is an inclined surface inclined towards the outside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921610883.2U CN210670795U (en) | 2019-09-26 | 2019-09-26 | Circuit board flattening device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921610883.2U CN210670795U (en) | 2019-09-26 | 2019-09-26 | Circuit board flattening device |
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| Publication Number | Publication Date |
|---|---|
| CN210670795U true CN210670795U (en) | 2020-06-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921610883.2U Active CN210670795U (en) | 2019-09-26 | 2019-09-26 | Circuit board flattening device |
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| CN (1) | CN210670795U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113548466A (en) * | 2021-07-27 | 2021-10-26 | 合肥芯碁微电子装备股份有限公司 | Adsorption device |
| CN115915627A (en) * | 2023-03-13 | 2023-04-04 | 深圳市常丰激光刀模有限公司 | Fixing die and method for precisely machining circuit board |
| CN118434017A (en) * | 2024-06-24 | 2024-08-02 | 江西伟创丰电路有限公司 | Flattening device for circuit board production and processing |
-
2019
- 2019-09-26 CN CN201921610883.2U patent/CN210670795U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113548466A (en) * | 2021-07-27 | 2021-10-26 | 合肥芯碁微电子装备股份有限公司 | Adsorption device |
| CN113548466B (en) * | 2021-07-27 | 2022-09-27 | 合肥芯碁微电子装备股份有限公司 | Adsorption device |
| CN115915627A (en) * | 2023-03-13 | 2023-04-04 | 深圳市常丰激光刀模有限公司 | Fixing die and method for precisely machining circuit board |
| CN118434017A (en) * | 2024-06-24 | 2024-08-02 | 江西伟创丰电路有限公司 | Flattening device for circuit board production and processing |
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