CN209356422U - Laser resistor trimming on-line checking mechanism - Google Patents
Laser resistor trimming on-line checking mechanism Download PDFInfo
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- CN209356422U CN209356422U CN201822279173.8U CN201822279173U CN209356422U CN 209356422 U CN209356422 U CN 209356422U CN 201822279173 U CN201822279173 U CN 201822279173U CN 209356422 U CN209356422 U CN 209356422U
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Abstract
The utility model relates to resistance adjuster technical fields, more particularly, to a kind of laser resistor trimming on-line checking mechanism.It includes information processing system, photographic device, microscope carrier, conveying device and mode of laser group；The microscope carrier is arranged in the conveying device；The both ends of the conveying device are separately positioned on the lower section of the photographic device and the mode of laser group, for driving the microscope carrier to move reciprocatingly below the photographic device and the mode of laser group；The information processing system is connect with the photographic device and the laser module signal respectively.The utility model realizes the automatic detection after repairing resistance by the reciprocating motion of conveying device, avoids the error of artificial detection appearance, ensure that accuracy rate, and saves artificial.
Description
Technical field
The utility model relates to resistance adjuster technical fields, more particularly, to a kind of laser resistor trimming on-line checking mechanism.
Background technique
The full name of AOI (Automatic Optic Inspection) is automatic optics inspection, be based on optical principle come
The equipment that the common deficiency encountered in welding production is detected.AOI is a kind of novel test technology newly risen, and is developed fast
Speed, many producers are all proposed AOI test equipment.Upon automatic detection, machine is adopted by camera automatically scanning product to be measured
Collect image, the solder joint of test is compared with the qualified parameter in database, by image procossing, detects product to be measured
Defect, and defect is shown by display or Automatic Logos, it is repaired for maintenance personal.
Laser resistance adjuster is mainly beaten on thick, film resistor using superfine laser beam, by real to resistance steam raising
Existing thick, thin film circuit cutting.Laser beam cutting thickness, film resistor, by changing the geometry of thick, film resistor to change
The resistance value of power transformation resistance.With the progress of laser cutting process, while measuring circuit monitors thick, film resistor resistance value change in real time
Change, thick, film resistor resistance value is constantly close to target resistance value, and laser beam is closed after thick, film resistor reaches target resistance value, i.e.,
Realize laser resistor trimming process.
In existing plate resistor procedure for producing, plate resistor is all first to carry out appearance test in AOI equipment, then by laser
Resistance trimming machine equipment carries out repairing resistance according to the target resistance value of resistance, and the plate resistor after repairing resistance is placed on microscope by operator later
Lower progress naked eyes detection (full inspection or sampling observation) determines to repair the quality of the resistance edge of a knife by resistance whether up to standard (such as: whether cutting line is curved with this
Whether song, cutting seam are clean).
The edge of a knife quality after online automatic detection plate resistor repairs resistance may be implemented currently without relevant equipment.
Utility model content
The purpose of this utility model is to provide a kind of laser resistor trimming on-line checking mechanisms, to solve to exist in the prior art
The technical issues of.
Laser resistor trimming on-line checking provided by the utility model mechanism, including information processing system, photographic device, microscope carrier,
Conveying device and mode of laser group；
The microscope carrier is arranged in the conveying device；
The both ends of the conveying device are separately positioned on the lower section of the photographic device and the mode of laser group, for driving
The microscope carrier moves reciprocatingly below the photographic device and the mode of laser group；
The information processing system is connect with the photographic device and the laser module signal respectively.
Further, light source is provided on the microscope carrier.
Further, the conveying device be belt transport, chain transmission, rack-and-pinion transmission, thread screw transmission or
Linear motor transmission.
Further, it is provided with the first positioning device in the conveying device, for filling to the microscope carrier in the camera shooting
Lower section is set to be positioned.
Further, first positioning device includes locating rod, positioning motor and positioning baffle；
The locating rod be vertically arranged in it is described conveying side；
The positioning baffle is rotatably arranged in the locating rod；
The positioning motor is connect with the locating rod, for driving the locating rod to rotate, and then drives the positioning
Baffle is rotated around the locating rod.
Further, the lower section of side of the photographic device far from the mode of laser group is arranged in the positioning baffle.
Further, the first transmission device is provided between the positioning motor and the locating rod.
Further, first transmission device includes drive bevel gear and driven wheel of differential；
The positioning motor is connect with the drive bevel gear；
The driven wheel of differential and the locating rod are coaxially connected；
The drive bevel gear is engaged with the driven wheel of differential.
Further, it is additionally provided with the second positioning device in the conveying device, be used for the microscope carrier in the laser
It is positioned below mould group.
Further, the information processing system includes data storage cell and image comparison unit；
Described image comparison unit connects the photographic device and the data storage cell, is used for the photographic device
The image information of shooting is compared with the negative information in the data storage cell.
Laser resistor trimming on-line checking provided by the utility model mechanism carries out the test point on microscope carrier by photographic device
Image taking, and image information is sent to information processing system, after information processing system is handled, when showing that needs repair resistance,
Mode of laser group is sent information to, while under the action of conveying device, microscope carrier is moved to below mode of laser group, carries out repairing resistance
Under the action of conveying device, microscope carrier is moved back into below photographic device, carries out image bat again after the completion of repairing resistance for operation
It takes the photograph, and image information is sent to information processing system, to be verified.The utility model passes through the reciprocal fortune of conveying device
It is dynamic, the automatic detection after repairing resistance is realized, the error of artificial detection appearance is avoided, ensure that accuracy rate, and is saved artificial.
Detailed description of the invention
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art
Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below
In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art
Under the premise of labour, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of laser resistor trimming on-line checking provided by the embodiment of the utility model mechanism；
Fig. 2 is the top view of laser resistor trimming on-line checking shown in FIG. 1 mechanism；
Fig. 3 is another structural schematic diagram of laser resistor trimming on-line checking provided by the embodiment of the utility model mechanism；
Fig. 4 is the top view of laser resistor trimming on-line checking shown in Fig. 3 mechanism；
Fig. 5 is that the structure of the first positioning device of laser resistor trimming on-line checking provided by the embodiment of the utility model mechanism is shown
It is intended to；
Fig. 6 is the flow chart that laser provided by the embodiment of the utility model adjusts online test method.
Appended drawing reference:
1: photographic device；2: light source；3: mode of laser group；4: substrate；5: microscope carrier；6: conveying device；7: positioning motor；8: main
Dynamic bevel gear；9: driven wheel of differential；10: locating rod；11: positioning baffle.
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described
Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally
Field those of ordinary skill every other embodiment obtained without making creative work belongs to practical
Novel protected range.
It is in the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", " perpendicular
Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
In addition, term " first ", " second ", " third " are used for description purposes only, it is not understood to indicate or imply phase
To importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
The concrete meaning of language in the present invention.
As shown in attached drawing 1- Fig. 5, the utility model provides a kind of laser resistor trimming on-line checking mechanism, including information processing
System, photographic device, microscope carrier, conveying device and mode of laser group；Microscope carrier is arranged on a conveyor；Distinguish at the both ends of conveying device
The lower section of photographic device and mode of laser group is set, for driving microscope carrier 5 to do below photographic device 1 and mode of laser group 3 back and forth
Movement；Information processing system is connect with photographic device 1 and 3 signal of mode of laser group respectively.
In the present invention, when carrying out on-line checking, first plate resistor substrate (hereinafter referred to as substrate) is placed on
On microscope carrier 5, image acquisition is carried out by photographic device 1 later, and the image information that will acquire is transferred to information processing system, led to
It crosses after information processing system carries out deciding grade and level evaluation, evaluation information is sent to mode of laser group 3, meanwhile, it will be carried by conveying device 6
Platform 5 is moved to 3 lower section of mode of laser group, and mode of laser group 3 carries out the substrate 4 on microscope carrier 5 according to evaluation information to repair resistance operation, repair
It hinders and then microscope carrier 5 is moved to by 1 lower section of photographic device by conveying device 6, carry out image acquisition again will acquire later
Image information issue information processing system, secondary deciding grade and level is carried out by information processing system and is evaluated.It evaluates and accords with when secondary deciding grade and level
When standardization, detection is repaired resistance and is completed；It is when secondary deciding grade and level evaluation is not inconsistent standardization, substrate 4 is discarded.
In the present embodiment, in order to obtain relatively clear 4 image of substrate, light source 2 is provided on microscope carrier 5, to guarantee
The clarity of substrate 4 when shooting.
Specifically, in the present embodiment, photographic device 1 is camera, in order to further increase clarity when shooting, in phase
Below machine, it is also equipped with light source 2 above substrate 4, light source 2 is respectively provided with by about 4 substrate and increases when being taken of substrate 4
Clarity, avoid influencing deciding grade and level evaluation result due to shooting unintelligible, and then it is incorrect to avoid parameter when repairing resistance.
Specifically, in the present embodiment, the light source 2 on photographic device 1, can be with the light source 2 on microscope carrier 5 it is identical,
It is also possible to different.Wherein, when identical, it is identical to can be shape, and it is mutually same to be also possible to lighting means.
In the present embodiment, conveying device 6 be belt transport, chain transmission, rack-and-pinion transmission, thread screw transmission or
Linear motor transmission.
The set-up mode of conveying device 6 can be belt transport, i.e., two belt pulleys is arranged at both ends, in two belt pulleys
Between connected by conveyor belt, and then realize and drive microscope carrier 5 mobile.
The set-up mode of conveying device 6 can also be that chain transmits, i.e., two or two pairs of gears is arranged at both ends, and two
It is connected between a gear or two pairs of gears by chain, microscope carrier 5 is arranged on chain, and then realizes and drive microscope carrier 5 mobile.
The set-up mode of conveying device 6 can also be the transmission mode of rack-and-pinion, i.e., driving gear is arranged in lower section,
Transmission board is arranged in top, is provided with driving cog below transmission board, engages with driving gear, microscope carrier 5 is arranged in transmission board.It is driving
When moving gear rotates, so that transmission board is able to drive microscope carrier 5 and moves linearly.
The set-up mode of conveying device 6 can also be the transmission mode of thread screw, i.e., the attaching nut on microscope carrier 5, with
Screw rod is threadedly coupled, and screw rod is kept axially not generate displacement, and in screw rod rotation, the axial direction that will drive nut along screw rod is moved
It is dynamic, and then microscope carrier 5 is driven to move linearly along the axial direction of screw rod.
Conveying device 6 can also be that carrying out driving using linear motor realizes transmission, i.e., connects linear motor and microscope carrier 5
It connects, drives microscope carrier to move linearly by linear motor.
It should be pointed out that in the present embodiment, conveying device 6 is belt transport, chain transmission or rack-and-pinion transmission
Method, but it is not limited solely to above-mentioned several kinds of drive, can also be other transmission modes, that is to say, that
As long as microscope carrier 5 can be moved to 3 lower section of mode of laser group below photographic device 1, it can also move and take the photograph below mode of laser group 3
As 1 lower section of device.
In order to guarantee conveying device 6 during mobile microscope carrier 5, microscope carrier 5 can accurately reach 1 lower section of photographic device
Predetermined position in the present embodiment, is provided with the first positioning device in conveying device 6, for microscope carrier 5 under photographic device 1
Fang Jinhang positioning.
By the setting of the first positioning device, microscope carrier 5 is enabled accurately to reach 1 lower section of photographic device, convenient for camera shooting dress
The substrate 4 set on 1 pair of microscope carrier 5 carries out image acquisition operations.
In the present embodiment, the first positioning device includes locating rod 10, positioning motor 7 and positioning baffle 11；Locating rod 10
Be vertically arranged in conveying side；Positioning baffle 11 is rotatably arranged in locating rod 10；Positioning motor 7 and locating rod 10 connect
It connects, for driving locating rod 10 to rotate, and then positioning baffle 11 is driven to rotate around locating rod 10.
After locating rod 10 is rotatably arranged on predetermined position vertically, rotated by positioning motor 7, be able to drive locating rod 10 into
Row rotation, and then positioning baffle 11 is driven to turn to the side of conveying device 6 above conveying device 6, or from conveying device 6
Side turns to the top of conveying device 6.
When positioning to microscope carrier 5, positioning motor 7 starts, and drives locating rod 10 to rotate, so that positioning baffle 11
The top for turning to conveying device 6 is moved to pre-determined bit when conveying device 6 drives microscope carrier 5 to when moving below photographic device 1
It postpones, can be stopped by positioning baffle 11, and then can not be moved, realize positioning of the microscope carrier 5 below photographic device 1.
Specifically, locating rod 10 and positioning baffle 11 are arranged under side of the photographic device 1 far from mode of laser group 3
Side.
Determined it should be pointed out that the first positioning device can be the mode that locating rod 10 drives positioning baffle 11 to rotate
Position, but it is not limited solely to a kind of this above-mentioned mode, can also be other positioning methods, such as can also be using position
Sensor positions etc., that is to say, that as long as can be realized by the first positioning device to microscope carrier 5 below photographic device 1
Position positioned, and then guarantee photographic device 1 can accurately complete on microscope carrier 5 substrate 4 carry out image obtain behaviour
Work.
In the present embodiment, the first transmission device is provided between positioning motor 7 and locating rod 10, so that positioning motor
7 can be horizontally arranged, and the horizontal rotating shaft of horizontal positioned positioning motor 7 is become locating rod 10 by the first transmission device
Vertical rotation axis, realization, which horizontally rotates, to be become rotating vertically.
Specifically, in the present embodiment, the first transmission device includes drive bevel gear 8 and driven wheel of differential 9；Positioning motor
7 connect with drive bevel gear 8；Driven wheel of differential 9 and locating rod 10 are coaxially connected；Drive bevel gear 8 is nibbled with driven wheel of differential 9
It closes.
It should be pointed out that the first transmission device can be Bevel Gear Transmission, but it is not limited solely to a kind of this transmission
Mode can also be using modes such as Worm Wheel Systems, that is to say, that as long as being capable of horizontally rotating positioning motor 7
Locating rod 10 is passed to, realizes the vertical rotation of locating rod 10.
Similarly, the second positioning device is additionally provided in conveying device 6, for carrying out below mode of laser group 3 to microscope carrier 5
Positioning.
Second positioning device and the first positioning device can be identical structure, be also possible to different structures, as long as
It can be realized the positioning to microscope carrier 5 below mode of laser group 3.
In the present invention, information processing system includes data storage cell and image comparison unit；Image comparison list
Member connection photographic device 1 and data storage cell, in the image information and data storage cell for shooting photographic device 1
Negative information is compared.
Deciding grade and level evaluation criteria is stored in advance in the data store, it is corresponding that deciding grade and level evaluation criteria can be each rank
Image is also possible to the design parameter setting to critical positions, as long as can be carried out by image information and deciding grade and level evaluation criteria
Comparison matching.
Deciding grade and level in image information and data storage cell is evaluated and is marked after obtaining image information by image comparison unit
Standard is compared one by one, according to comparison result, provides deciding grade and level evaluation information, and send information to mode of laser group 3, mode of laser group
3 carry out repairing resistance operation according to deciding grade and level evaluation information.
The utility model additionally provides a kind of laser resistor trimming online test method, as shown in fig. 6, first determining substrate 4
Grade evaluation carries out repairing resistance adjustment, carries out secondary deciding grade and level to substrate 4 again later and evaluate further according to deciding grade and level evaluation information.
After carrying out secondary deciding grade and level evaluation to substrate 4, when inspection result is qualified, into subsequent processing；Inspection result is not
Substrate 4 is discarded when qualified, and then realizes the sorting to the substrate 4 after hindering is repaired.
The method of deciding grade and level evaluation are as follows:
According to the image information of the substrate 4 of shooting, it is compared with pre-stored class information.
Pre-stored deciding grade and level information can be image information, be also possible to data information, can also be that verbal description is believed
Breath etc. can finally obtain deciding grade and level evaluation information as long as it can be compared with the image information of acquisition.
Specifically, in the present embodiment, when deciding grade and level is evaluated for the first time, the information of detection are as follows: overall appearance detection；Second
When deciding grade and level evaluation, the information of detection are as follows: edge of a knife Quality Detection.
During detection, first overall appearance is detected, carries out normally repairing resistance later, then detects edge of a knife product again
Matter at this time directly cuts the resistance for having quality problem extremely, then process terminates finally, repairing resistance again.
Laser resistor trimming on-line checking provided by the utility model mechanism clicks through the test on microscope carrier 5 by photographic device 1
Row image taking, and image information is sent to information processing system, after information processing system is handled, show that needs repair resistance
When, mode of laser group 3 is sent information to, while under the action of conveying device 6, microscope carrier 5 is moved to 3 lower section of mode of laser group,
It carries out repairing resistance operation, after the completion of repairing resistance, under the action of conveying device 6, microscope carrier 5 is moved back into 1 lower section of photographic device, again
Image taking is carried out, and image information is sent to information processing system, to be verified.The utility model passes through conveying device
6 reciprocating motion realizes the automatic detection after repairing resistance, avoids the error of artificial detection appearance, ensure that accuracy rate, and save
It has saved artificial.
Finally, it should be noted that the above various embodiments is only to illustrate the technical solution of the utility model, rather than it is limited
System；Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should
Understand: it is still possible to modify the technical solutions described in the foregoing embodiments, or to some or all of
Technical characteristic is equivalently replaced；And these are modified or replaceed, it does not separate the essence of the corresponding technical solution, and this is practical new
The range of each embodiment technical solution of type.
In addition, it will be appreciated by those of skill in the art that although some embodiments in this include institute in other embodiments
Including certain features rather than other feature, but the combination of the feature of different embodiment means to be in the utility model
Within the scope of and form different embodiments.For example, embodiment claimed is appointed in claims above
Meaning one of can in any combination mode come using.The information disclosed in the background technology section is intended only to deepen to this
The understanding of the general background technology of utility model, and be not construed as recognizing or implying in any form that information composition has been
The prior art known in those skilled in the art.
Claims (10)
1. a kind of laser resistor trimming on-line checking mechanism, which is characterized in that including information processing system, photographic device, microscope carrier, conveying
Device and mode of laser group；
The microscope carrier is arranged in the conveying device；
The both ends of the conveying device are separately positioned on the lower section of the photographic device and the mode of laser group, described for driving
Microscope carrier moves reciprocatingly below the photographic device and the mode of laser group；
The information processing system is connect with the photographic device and the laser module signal respectively.
2. laser resistor trimming on-line checking according to claim 1 mechanism, which is characterized in that be provided with light on the microscope carrier
Source.
3. laser resistor trimming on-line checking according to claim 1 mechanism, which is characterized in that the conveying device is belt biography
Defeated, chain transmission, rack-and-pinion transmission, thread screw transmission or linear motor transmission.
4. laser resistor trimming on-line checking according to claim 1 mechanism, which is characterized in that be provided in the conveying device
First positioning device, for being positioned below the photographic device to the microscope carrier.
5. laser resistor trimming on-line checking according to claim 4 mechanism, which is characterized in that first positioning device includes
Locating rod, positioning motor and positioning baffle；
The locating rod be vertically arranged in it is described conveying side；
The positioning baffle is rotatably arranged in the locating rod；
The positioning motor is connect with the locating rod, for driving the locating rod to rotate, and then drives the positioning baffle
It is rotated around the locating rod.
6. laser resistor trimming on-line checking according to claim 5 mechanism, which is characterized in that the positioning baffle is arranged in institute
State the lower section of side of the photographic device far from the mode of laser group.
7. laser resistor trimming on-line checking according to claim 5 mechanism, which is characterized in that the positioning motor and described fixed
The first transmission device is provided between the bar of position.
8. laser resistor trimming on-line checking according to claim 7 mechanism, which is characterized in that first transmission device includes
Drive bevel gear and driven wheel of differential；
The positioning motor is connect with the drive bevel gear；
The driven wheel of differential and the locating rod are coaxially connected；
The drive bevel gear is engaged with the driven wheel of differential.
9. laser resistor trimming on-line checking according to claim 4 mechanism, which is characterized in that also set up in the conveying device
There is the second positioning device, for positioning below the mode of laser group to the microscope carrier.
10. laser resistor trimming on-line checking according to claim 1 mechanism, which is characterized in that the information processing system packet
Include data storage cell and image comparison unit；
Described image comparison unit connects the photographic device and the data storage cell, for shooting the photographic device
Image information be compared with the negative information in the data storage cell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822279173.8U CN209356422U (en) | 2018-12-30 | 2018-12-30 | Laser resistor trimming on-line checking mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822279173.8U CN209356422U (en) | 2018-12-30 | 2018-12-30 | Laser resistor trimming on-line checking mechanism |
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| Publication Number | Publication Date |
|---|---|
| CN209356422U true CN209356422U (en) | 2019-09-06 |
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ID=67802314
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201822279173.8U Active CN209356422U (en) | 2018-12-30 | 2018-12-30 | Laser resistor trimming on-line checking mechanism |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109521025A (en) * | 2018-12-30 | 2019-03-26 | 深圳市杰普特光电股份有限公司 | Laser resistor trimming on-line checking mechanism and detection method |
| CN114247665A (en) * | 2022-02-25 | 2022-03-29 | 深圳市贵航电子有限公司 | Automatic screening equipment and method for lithium ion batteries |
-
2018
- 2018-12-30 CN CN201822279173.8U patent/CN209356422U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109521025A (en) * | 2018-12-30 | 2019-03-26 | 深圳市杰普特光电股份有限公司 | Laser resistor trimming on-line checking mechanism and detection method |
| CN114247665A (en) * | 2022-02-25 | 2022-03-29 | 深圳市贵航电子有限公司 | Automatic screening equipment and method for lithium ion batteries |
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