CN1695411A - Apparatus and method for replacement of defective parts of pcb panel - Google Patents
Apparatus and method for replacement of defective parts of pcb panel Download PDFInfo
- Publication number
- CN1695411A CN1695411A CNA038249197A CN03824919A CN1695411A CN 1695411 A CN1695411 A CN 1695411A CN A038249197 A CNA038249197 A CN A038249197A CN 03824919 A CN03824919 A CN 03824919A CN 1695411 A CN1695411 A CN 1695411A
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- China
- Prior art keywords
- pcb
- pcb unit
- unit
- flawless
- defective
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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
Abstract
An apparatus for replacing a defective PCB unit formed on a PCB panel includes a location correcting table on which a nondefective PCB unit for replacing the defective PCB unit is disposed, a panel seating table, on which a PCB panel where the defective PCB unit is removed is disposed, a seating table support on which the panel seating table is detachable installed by a fastener, a location correcting driver for driving the location correcting table relative to the panel seating table to correct location of the nondefective PCB unit with respect to the PCB panel, a vision camera for reading location of specific points on the nondefective PCB unit and the PCB panel respectively disposed on the location correcting table and the panel seating table, a reading location varying driver for sequentially moving the specific points read by the vision camera below the vision camera, and a controller for controlling the location correcting driver and the reading location varying driver, receiving operation results of the vision camera, the location correcting driver and the reading location varying driver, and controlling the location correcting driver by calculating location correcting data based on the operation results.
Description
Technical field
The present invention relates to change the apparatus and method of defective printed circuit board (PCB) (PCB) unit that is formed on the pcb board, more particularly, relate to when at least one defective PCB unit, by with there not being PCB unit replacement this defective PCB unit of defective, and rectification has the apparatus and method of the pcb board of a plurality of PCB unit.
Background technology
Generally, the PCB unit is made singly.Yet, in recent years, in order to boost productivity and output in the part autoinstall procedure, the mutually the same a plurality of PCB unit of printed pattern on single block of plate, and after the part installation process, come as a single unit separation.
This plate that prints a plurality of PCB in the above is called the array pcb board or is called pcb board simply.According to the number of the PCB unit of lining up array on this plate, this pcb board is divided into 2-array pcb board, 3-array pcb board, 4-array pcb board etc.
This pcb board is designed to, and makes each the PCB unit that forms all will check its defective (before part is installed) thereon.When determining at least one PCB unit defectiveness, then this pcb board is called X-defective PCB or X-defective plate.This pcb board that is defined as X-defective PCB can not use.Yet, developed a kind of technology of utilizing this defective PCB unit of flawless PCB unit replacement in recent years, this process is called X-defective PCB and changes process.
The replacing process of this X-defective PCB below will be described.
At first, by the electric current flowing test with to use multiplication factor be the naked eyes test of the magnifying glass of 5 times or 10 times, check electric current mobile defect, surperficial scratch and figure dislocation etc., and will on pcb board, be defined as defective PCB unit and put on letter " X ".
After, utilize router to cut away the process of this defective PCB unit.In this router, consider the shape of this PCB unit, thickness and bonding strength, with cutting position, the information compiled program of cutting profile and Cutting Length.
Secondly, according to original figure, flawless PCB unit is accurately aimed at the part of removing this defective PCB unit formation from pcb board, this flawless unit obtains from another piece pcb board, or is the special extra PCB unit of making.
Behind said process, utilize this router to remove the part that this defective PCB unit forms the bonding agent injection, should be bonded on this pcb board flawless PCB unit, and on this pcb board, stick a strap, overflow to prevent bonding agent.Generally, use epoxy resin as bonding agent.Spray the epoxy resin of the fixed amount that determines by program by quantitative epoxy resin injector.
Then, this pcb board of injection ring epoxy resins is sent in the hot-air drier.When epoxy resin hardens in hot-air drier, this pcb board is taken out from this drier, and at room temperature check its distortion and distortion.After this, utilize three-dimensional measurement mechanism to check the position of the PCB unit of this replacing.In addition, utilize magnifying glass, further check the scratch of PCB unit and the distribution of epoxy resin by bore hole.
In order to utilize automaton easily, there is not operating error ground part to be installed on the pcb board of rectification, according to circuit design or Gerber data, the part patchhole of making on this flawless PCB unit accurately be aimed at the relative position on the pcb board.Therefore, bonding process should be in the flawless PCB unit that is used to change this defective PCB unit, and carries out after this pcb board is accurately aimed at.When part reduced, pcb board also reduced, and density improves.The part that this flawless PCB unit is formed with removing this defective PCB unit from this pcb board, the more accurate process of aligning.
Fig. 1～3 are aimed at perspective view with bonding conventional method for expression with flawless PCB unit with pcb board.As shown in the figure, pcb board and the zero defect PCB unit of changing defective PCB unit insert in a plurality of steady pins on the anchor clamps that are installed in a flat shape, are used to make the position alignment of this flawless PCB unit and this pcb board.
Below, be briefly described the method for utilizing the defective PCB of flawless PCB unit replacement unit with reference to Fig. 1～3.
Expression has one four array pcb board 200 of 4 PCB unit 201 in Fig. 1.In the time will utilizing flawless PCB unit 201b to change in 4 PCB unit 201 defective PCB unit 201a, at first as shown in Figure 1, with near the part that connects the bridge 202 of coupling part of this defective PCB unit 201a and this pcb board, cut away with this bridge 202, thereby should remove from this pcb board by defective PCB unit 201a.That is: the part of cutting away that comprises this bridge is extended towards this pcb board.Cutting profile is considered the shape and the thickness of this PCB unit and is somebody's turn to do the Intensity Design of the bonding portion of (flawless) PCB unit.Except shape shown in Figure 1, various other shapes that comprise shape shown in Figure 3 can also be arranged.
This pcb board 200 that this defective PCB unit is removed from it is connected on these anchor clamps 100 with the flawless PCB unit 201b that is used to change this defective PCB unit 201a.
After this flawless PCB unit 201b is aimed at, also hardened in the space that epoxy resin injects between this flawless PCB unit 201b and this pcb board 200.Thereby should be bonded on this pcb board 200 by flawless PCB unit 201b.
Yet, because the flawless PCB unit 201b of this defective PCB unit 201a of replacing and the position alignment precision between this pcb board 200 only depend on the steady pin on these anchor clamps, therefore it is restricted to obtain enough positioning accuracies, the result, and the output of the pcb board of rectification reduces.
That is: in order to make accurate anchor clamps, need be used for drilling and be in accurate position, all there is the accurate rig of costliness of the steady pin patchhole of accurate diameter in each hole.In addition, the steady pin of imbedding in these anchor clamps also needs accurate processing.Yet, even accurately processed the patchhole of this steady pin and this steady pin, this steady pin is being imbedded in the process of this steady pin patchhole, have some errors.That is, be difficult to make the needed accurate anchor clamps of highdensity pcb board.In addition, move easily this jig plate easy deformation and the position that should sell, causes the defective of this pcb board.When this anchor clamps distortion, need to change whole clamp body, increase manufacturing cost.
Summary of the invention
The present invention proposes in order to address the above problem.An object of the present invention is to provide the apparatus and method of the defective PCB unit that a kind of replacing forms on pcb board, these apparatus and method need not used accurate anchor clamps, by proofreading and correct relative position in real time, pcb board is accurately aimed at the relative position of the flawless PCB unit that is used to change this defective PCB unit.
Other advantages of the present invention, purpose and characteristics partly provide in the following description, have the people of ordinary skill qualification, can understand from following explanation or study from the practice of the present invention.
Purpose of the present invention and other advantages can realize from the structure described in the following description book and appending claims and the accompanying drawing and obtain.
In order to reach these purposes and other advantages, according to purpose of the present invention, as broadly described here, a kind of device that utilizes defective printed circuit board (PCB) (PCB) unit that flawless PCB unit replacement forms on pcb board is provided, wherein, this flawless PCB unit is bonded in the position of removing defective PCB unit; This device comprises: a position correction workbench, place flawless PCB unit thereon; Plate platform of arranging work is placed the pcb board of removing this defectiveness PCB unit thereon, and this plate platform of arranging work is provided with the position correction hole of placing this position correction workbench; The platform supporting of arranging work utilizes securing member that this plate platform of arranging work removably is installed thereon; A position correction driver is used for driving this position correction workbench with respect to this plate platform of arranging work, to proofread and correct the position of this flawless PCB unit with respect to pcb board; An observation camera is used to read and is placed on the arrange work position of specified point of zero defect PCB unit on the platform and pcb board of this position correction workbench and this plate respectively; One is read the change in location driver, is used for making successively the specified point motion of being read by the observation camera below this observation camera; With a controller, be used to control this position correction driver and read the change in location driver with this, receive this observation camera, this position correction driver and this read the working result of change in location driver; Control this position correction driver with utilizing according to this working result calculating location correction data.
Therefore, the device of the defective PCB unit that replacing of the present invention forms on pcb board can accurately make the relative position of pcb board and flawless PCB unit aim at by proofreading and correct this relative position in real time, so that do not use accurate anchor clamps, and change this defective PCB unit.
According to another aspect of the present invention, the method of a kind of usefulness defective PCB unit that flawless PCB unit replacement forms on pcb board is provided, wherein, this flawless PCB unit is bonded in the place of removing this defective PCB unit, and this method comprises the following steps: to remove defective pcb board from this pcb board; Flawless PCB unit is placed on by on the space of removing the pcb board that this defective PCB unit forms; Utilize an observation camera to read the relative position of this flawless PCB unit with respect to this pcb board; Determine with working as, when this flawless PCB unit is positioned at outside the aligned position, position correction to an aligned position of this flawless PCB unit from reading the result.
Description of drawings
Introducing now provides the accompanying drawing that the present invention is further understood, and it constitutes the application's a part, and embodiments of the invention are described, and with explanation, is used to illustrate principle of the present invention.In the accompanying drawings:
Fig. 1～3 utilize the schematic diagram of the conventional method of the defective PCB unit that flawless PCB unit replacement forms on pcb board for expression;
Fig. 4 is according to an embodiment of the invention, changes the block diagram of the device of the defective PCB unit that forms on pcb board;
Fig. 5 is according to an embodiment of the invention, changes the perspective view of the device of the defective PCB unit that forms on pcb board;
Fig. 6 is according to an embodiment of the invention, changes the partial cross section figure of the device of the defective PCB unit that forms on pcb board;
Fig. 7 is placed on the figure of the flawless PCB unit on the pcb board for expression;
The figure that Fig. 8 utilizes the position vector of the position vector of pcb board and flawless PCB unit to carry out position correction for expression;
Fig. 9 is according to another embodiment of the invention, changes the block diagram of the device of the defectiveness PCB unit that forms on pcb board.
Embodiment
Below, accompanying drawings the preferred embodiments of the present invention.
Should be appreciated that following detailed description of the present invention is exemplary with illustrative, is not to limit the present invention.
Fig. 4 represents according to an embodiment of the invention, changes the block diagram of the device of the defective PCB unit that forms on pcb board.Fig. 5 is according to an embodiment of the invention, changes the perspective view of the device of the defectiveness PCB unit that forms on pcb board.Fig. 6 represents according to an embodiment of the invention, changes the partial cross section figure of the device of the defective PCB unit that forms on pcb board.Fig. 7 represents to be placed on the figure of the flawless PCB unit on the pcb board.The figure that Fig. 8 utilizes the position vector of the position vector of pcb board and flawless PCB unit to carry out position correction for expression.Fig. 9 changes the block diagram of the device of the defective PCB unit that forms according to another embodiment of the invention for representing on pcb board.
The device that is used to change defective PCB unit of the present invention comprises: the position correction workbench 10 of placing the zero defect PCB unit 201b that is used to change defective PCB unit thereon; Placing in the above and removing defective PCB unit 200, the plate that has a position correction hole 21 of placing this position correction workbench 10 platform 20 of arranging work; Utilize removably this plate is arranged work platform 20 of securing member (for example screw) that the superincumbent platform supporting 30 of arranging work is installed; Be used for driving these position correction workbench 10, proofread and correct the position correction driver 40 of this flawless PCB unit 201b with respect to the position of this pcb board 200 with respect to arrange work platform 20 of this plate; Be used to read and be placed on the arrange work observation camera 50 of position of specified point of zero defect PCB unit on the platform 20 and pcb board of this position correction workbench 10 and this plate respectively; What be used for making successively this specified point motion that the observation cameras below this observation camera 50 read reads change in location driver 60; With a controller 70.This controller 70 can be controlled this position correction driver 60 (40) and this reads change in location driver 60, receive this observation camera 50, this position correction driver 40 and read the working result of change in location driver 60, and can utilize according to this working result calculating location correction data and control this position correction driver 40.
This controller 70 is made of computer or PLC, and it comprises that is used to show the video-frequency monitor 71 from the image information of this observation camera 50 transmission; Be used to import the keyboard 72 of the information of controlling needed design and Gerber data and other needs; A memory with storage input data and Processing Algorithm.
This position correction workbench 10 and this plate platform 20 of arranging work is made of bakelite plate or transparent acrylic panel, preferably use transparent acrylic panel to make workbench 10 and 20, make and to carry out the illumination of light from downside, this workbench 10 and 20 correspondingly has a plurality of vacuum suction hole 10a and 20a, makes superincumbent pcb board 200 of placement and zero defect PCB unit 201b stably to be supported by vacuum suction.Therefore, below this workbench 10 and 20, placement is connected with the vacuum pump (not shown), is used for vacuum absorption cup 20b.
When for the predetermined data that are stored in the controller 70, this pcb board 200S is provided with when identical, then can save the time of reading a little of seeking.Therefore, being used to a guider 20d of the installation position guiding of this pcb board 200 to be slidably mounted in this plate arranges work among the gathering sill 20c who makes on the platform 20.
This position correction driver 40 is not to only limit to a specific structure with reading change in location driver 60.That is: can use and on a direction of X-Y coordinate, move back and forth or any structure of gyration.In this embodiment, this reads change in location driver 60 and comprises first supporting 61, and it is led by guide rail 61a, and is moved back and forth by drive motors 61b and ball-screw 61c drive; In addition, comprise also being placed on this first above supporting 61, and support 61 vertically with this first that by guide rail 62a, drive motors 62b and ball-screw 62c drive second reciprocating supporting 62.This platform supporting 30 of arranging work is installed in second supporting 62 with this position correction driver 40, can on the direction of X-Y coordinate, move, as an alternative embodiment of the invention, as shown in Figure 9, this observation camera 50 can be designed to read change in location driver 60 and drive by this.
This position correction driver 40 is designed to can be by being installed in the supporting 41 and 42, and the stepping motor 43 that can move on the direction of X-Y coordinate drives and rotates.Best, this position correction driver 40 is designed to and can makes and can easily settle this flawless PCB unit 201b in movement in vertical direction.
Below, with the job description of above-mentioned device, the method for making the defective PCB unit on pcb board with flawless PCB unit replacement is described.
At first, the pcb board 200 of removing this defective PCB unit is placed on this plate arranges work on the platform 20, make that removing the space that this defective PCB unit forms can be positioned on this position correction hole 21; And the lower-left end of this pcb board 200 contacts with this guider 20d.Secondly, the zero defect PCB unit 201b that changes this defective PCB unit 201a is placed on this position correction workbench 10.
At this moment, this pcb board 200 and flawless PCB unit 201b are securely fixed on workbench 10 and 20 by the vacuum suction effect that forms by vacuum suction hole 10a and 20a.
After, read change in location driver 60 by this and drive these position correction workbench 10 and the plate platform 20 of arranging work, make observation camera 50 can read the reference mark 210 of pcb board and 211 central point.This central point that is read by this observation camera 50 is stored in the controller 70.This controller calculates a position vector A with this central point connection.Also read in predetermined two points on this flawless PCB unit, with the position vector B that calculates these predetermined two points, and be stored in the controller 70, predetermined two points of this of this flawless PCB unit can be part patchhole or the point that forms on a printed pattern.
This controller 70 makes this position correction driver 40 work, makes vectorial B can be positioned on the aligned position C with respect to the position of vectorial A, thereby automatically realizes position correction.
After, this flawless PCB unit 201b and pcb board 200 utilize adhesive tape to be connected to each other, and keep its position simultaneously.At this moment, the direction of this adhesive tape, angle and length can consider that the coefficient of expansion of epoxy resin is definite, make this flawless PCB unit 201b can not move on any one direction of X, Y and Z because of the expansion of epoxy resin.This epoxy resin is to be infused between this flawless PCB unit 201b and this pcb board 200 in the gap that forms, and dry in this gap.
Then, epoxy resin is injected by this zero defect PCB unit 201b of this adhesive tape connection and the gap between this pcb board 200.For this processing, the zero defect PCB unit 201b of this connection and pcb board 200 reversings are placed, a side in this gap is sealed by this band, and epoxy resin that will the amount of pre-determining, by the opposite side in this gap, inject this gap by a quantitative epoxy resin injector.
After, the pcb board of injection ring epoxy resins is dry in baking oven.When in dry run, during this adhesive tape distortion, the correction position that is placed on this flawless PCB unit 201b on this pcb board 200 may move.Therefore, this band should be made by indeformable material at high temperature, after this pcb board drying, removes this band, thereby has finished defective PCB unit by the pcb board of the rectification of flawless PCB unit replacement.
As mentioned above, the device of the defective PCB of replacing of the present invention unit can not use mechanical clamp in changing defective PCB unit, realize accurate localization.Therefore, can make highly accurate with consistent product, boost productivity and output.In addition, owing to do not use anchor clamps, do not need to make and keep in repair the time and the change expense of these anchor clamps, the manufacturing cost that can save PCB.In addition, change the process of defective PCB unit and oversimplify and automation, therefore can further reduce the manufacturing cost of PCB.
Claims (5)
1. device that utilizes defective printed circuit board (PCB) (PCB) unit that flawless PCB unit replacement forms on pcb board, wherein, this flawless PCB unit is bonded in the position of removing defective PCB unit; This device comprises:
A position correction workbench is placed the flawless PCB unit that is used to change this defective PCB unit thereon;
Plate platform of arranging work is placed the pcb board of removing this defectiveness PCB unit thereon, and this plate platform of arranging work has the position correction hole of placing this position correction workbench;
The platform supporting of arranging work utilizes securing member that this plate platform of arranging work removably is installed thereon;
A position correction driver is used for driving this position correction workbench with respect to this plate platform of arranging work, to proofread and correct the position of this flawless PCB unit with respect to pcb board;
An observation camera is used to read and is placed on the arrange work position of specified point of zero defect PCB unit on the platform and pcb board of this position correction workbench and this plate respectively;
One is read the change in location driver, is used for making successively the specified point motion below this observation camera of being read by the observation camera; With
A controller is used to control this position correction driver and this reads the change in location driver, receives this observation camera, and this position correction driver and this read the working result of change in location driver; Control this position correction driver with utilizing according to the calculating location correction data of this working result.
2. device as claimed in claim 1 is characterized by, and this reads the change in location driver and is placed on below this platform supporting of arranging work, and the platform supporting is with respect to this observation camera motion so that this is arranged work.
3. as any described device in claim 1 or 2, it is characterized by, this specific point is at two reference marks that form on this pcb board and predetermined two points that form on this flawless PCB unit; This controller makes this position correction drive operation, and the relative position of a feasible vector that a vector sum and this predetermined two points with this reference mark connection can be correlated moves to an aligned position.
4. as any described device in claim 1 or 2, it is characterized by, this position correction workbench and this plate platform of arranging work has a plurality of vacuum suction hole, and the vacuum cup that is connected with a vacuum pump is placed on this position correction workbench and this plate and arranges work below the platform.
5. the method for a defective PCB unit that on pcb board, forms with flawless PCB unit replacement, wherein, this flawless PCB unit is bonded in the place of removing this defective PCB unit, and this method comprises the following steps:
Remove defective pcb board from this pcb board;
With flawless PCB unit be placed on pcb board by removing on the space that this defective PCB unit forms;
Utilize an observation camera to read the relative position of this flawless PCB unit with respect to this pcb board; With
When definite, when this flawless PCB unit is positioned at outside the aligned position, with position correction to an aligned position of this flawless PCB unit from reading the result.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020020052808 | 2002-09-03 | ||
| KR1020020052808A KR20020074129A (en) | 2002-09-03 | 2002-09-03 | Method of performing PCB X-out replacement |
| KR1020020072506 | 2002-11-20 | ||
| KR1020030061417 | 2003-09-03 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1695411A true CN1695411A (en) | 2005-11-09 |
| CN100386012C CN100386012C (en) | 2008-04-30 |
Family
ID=27728124
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB038249197A Expired - Fee Related CN100386012C (en) | 2002-09-03 | 2003-09-03 | Apparatus and method for replacement of defective parts of pcb panel |
Country Status (2)
| Country | Link |
|---|---|
| KR (1) | KR20020074129A (en) |
| CN (1) | CN100386012C (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101646306A (en) * | 2008-08-07 | 2010-02-10 | 日本梅克特隆株式会社 | Assembly circuit board replacing method of integrated substrate and the integrated substrate |
| CN101374385B (en) * | 2007-08-24 | 2010-08-18 | 鸿骐新技股份有限公司 | Automatic panel-establishing method and apparatus |
| CN103853091A (en) * | 2014-01-14 | 2014-06-11 | 上海金东唐科技股份有限公司 | PCB testing and control system with CCD compensating function |
| CN105172401A (en) * | 2015-08-10 | 2015-12-23 | 浙江佳明天和缘光伏科技有限公司 | Automatic solder paste printing method |
| CN105191513A (en) * | 2013-03-13 | 2015-12-23 | 迈克珂来富株式会社 | Method and device for fabricating multi-piece substrate |
| CN105607651A (en) * | 2015-11-05 | 2016-05-25 | 深圳市华汉伟业科技有限公司 | Rapid aligning system and method via visual guiding |
| CN107037620A (en) * | 2017-05-26 | 2017-08-11 | 京东方科技集团股份有限公司 | Locating tool and alignment method |
| CN110392522A (en) * | 2018-04-17 | 2019-10-29 | 先进装配系统有限责任两合公司 | Detection element, system comprising a detection element and a rotary adapter, and method for measuring assembly accuracy |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100740232B1 (en) * | 2007-01-30 | 2007-07-18 | 주식회사 티투엠 | Defective single unit replacement device for PCC panel |
| KR102351185B1 (en) | 2014-12-29 | 2022-01-14 | 삼성전기주식회사 | Bonded substrate sheet and connecting method of substrate sheet |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6448489A (en) * | 1987-08-18 | 1989-02-22 | Fujitsu Ltd | Replacement of mutipieced printed board |
| US5773764A (en) * | 1996-08-28 | 1998-06-30 | Motorola, Inc. | Printed circuit board panel |
| KR100298907B1 (en) * | 1998-02-26 | 2001-09-26 | 이형도 | method and device for combine of PCB sheet |
| KR100332870B1 (en) * | 1999-10-11 | 2002-04-17 | 이형도 | method and device for combine of PCB |
| TW428423B (en) * | 1999-05-12 | 2001-04-01 | Wus Printed Circuit Co Ltd | Recycling and rebuilding method of bad printed circuit board |
-
2002
- 2002-09-03 KR KR1020020052808A patent/KR20020074129A/en active Search and Examination
-
2003
- 2003-09-03 CN CNB038249197A patent/CN100386012C/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101374385B (en) * | 2007-08-24 | 2010-08-18 | 鸿骐新技股份有限公司 | Automatic panel-establishing method and apparatus |
| CN101646306A (en) * | 2008-08-07 | 2010-02-10 | 日本梅克特隆株式会社 | Assembly circuit board replacing method of integrated substrate and the integrated substrate |
| CN105191513A (en) * | 2013-03-13 | 2015-12-23 | 迈克珂来富株式会社 | Method and device for fabricating multi-piece substrate |
| CN103853091A (en) * | 2014-01-14 | 2014-06-11 | 上海金东唐科技股份有限公司 | PCB testing and control system with CCD compensating function |
| CN103853091B (en) * | 2014-01-14 | 2016-09-07 | 上海金东唐科技股份有限公司 | A kind of PCB test with CCD correcting function and control system |
| CN105172401A (en) * | 2015-08-10 | 2015-12-23 | 浙江佳明天和缘光伏科技有限公司 | Automatic solder paste printing method |
| CN105607651A (en) * | 2015-11-05 | 2016-05-25 | 深圳市华汉伟业科技有限公司 | Rapid aligning system and method via visual guiding |
| CN105607651B (en) * | 2015-11-05 | 2018-05-29 | 深圳市华汉伟业科技有限公司 | A kind of quick vision guide alignment system and method |
| CN107037620A (en) * | 2017-05-26 | 2017-08-11 | 京东方科技集团股份有限公司 | Locating tool and alignment method |
| CN110392522A (en) * | 2018-04-17 | 2019-10-29 | 先进装配系统有限责任两合公司 | Detection element, system comprising a detection element and a rotary adapter, and method for measuring assembly accuracy |
| CN110392522B (en) * | 2018-04-17 | 2021-06-22 | 先进装配系统有限责任两合公司 | System and method for measuring assembly precision in assembly process of automatic assembly machine |
Also Published As
| Publication number | Publication date |
|---|---|
| KR20020074129A (en) | 2002-09-28 |
| CN100386012C (en) | 2008-04-30 |
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