CN208567951U - Camera module COB chip appearance detects optical imaging device - Google Patents
Camera module COB chip appearance detects optical imaging device Download PDFInfo
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- CN208567951U CN208567951U CN201821211143.7U CN201821211143U CN208567951U CN 208567951 U CN208567951 U CN 208567951U CN 201821211143 U CN201821211143 U CN 201821211143U CN 208567951 U CN208567951 U CN 208567951U
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Abstract
A kind of camera module COB chip appearance detection optical imaging device includes: transfer component, image-forming assembly and light source assembly, and transfer component includes that pedestal, X-axis transfer mould group, Y-axis adjustment mould group and sliding panel, X-axis transfer mould group are set on the base.Image-forming assembly includes that support frame, video camera, camera lens and lift adjustment part, support frame are mounted on the base, and lift adjustment part is installed on the support frame, and video camera is mounted on lift adjustment part.Light source assembly includes Z axis light source, annular light source and link block, and link block is installed on the support frame.The camera module COB chip appearance detection optical imaging device of the utility model passes through setting transfer component, image-forming assembly and light source assembly, so as to carry out detection operation instead of artificial mode, light source assembly switches over polishing operation by setting Z axis light source and annular light source, it can be conducive to the extraction of the contrast metric at gold goal edge on camera module COB chip, so that the efficiency of detection and the precision of detection effectively improve.
Description
Technical field
The utility model relates to camera module detection technique fields, more particularly to a kind of camera module COB chip
Appearance detects optical imaging device.
Background technique
In mobile phone camera module group production technology, need to carry out appearance to the COB chip being mounted in camera module
Detection.Most of traditional detection method be by the way of cervical arthroplasty, because of factors such as artificial subjectivity and environment, exist compared with
More missing inspections and erroneous judgement, leads to the quality requirement that shipment is not achieved, and along with growing cost of labor and shipment amount, causes
Artificial detection mode can not adapt to the production and processing of camera module at this stage.Meanwhile at home and abroad existing detection is set
In standby, detection project is more single, and the form of gold thread and gold goal on the COB chip connecting portion in camera module is each
It is different, cause the feature shown under light illumination to all have difference, so that be difficult to extract effective feature in existing detection device, from
And cause the precision of detection lower.
Utility model content
The purpose of the utility model is to overcome shortcoming in the prior art, provide it is a kind of instead of artificial mode to taking the photograph
As the progress appearance detection of head mould group COB chip, and it can effectively extract the camera module COB of the detection feature on COB chip
Chip appearance detects optical imaging device.
The purpose of this utility model is achieved through the following technical solutions:
A kind of camera module COB chip appearance detection optical imaging device characterized by comprising
Component is transferred, the transfer component includes pedestal, X-axis transfer mould group, Y-axis adjustment mould group and sliding panel, the X-axis
Transfer the setting of mould group on the base, the Y-axis adjustment mould group is connect with X-axis transfer mould group, the sliding panel and institute
Y-axis adjustment mould group connection is stated, the X-axis transfer mould group is reciprocating for driving the Y-axis adjustment mould group to carry out in the X-axis direction
Displacement, Y-axis adjustment mould group is for driving the sliding panel to carry out reciprocating type displacement in the Y-axis direction, on the sliding panel
It is provided with rest area；
Image-forming assembly, the image-forming assembly include support frame, video camera, camera lens and lift adjustment part, support frame as described above peace
On the base, the video camera is connect dress with the camera lens, and the lift adjustment part is mounted on support frame as described above, described
Video camera is mounted on the lift adjustment part, and the lift adjustment part is past for driving the video camera to carry out in Z-direction
Compound displacement；And
Light source assembly, the light source assembly include Z axis light source, annular light source and link block, and the link block is mounted on institute
It states on support frame, the Z axis light source and the annular light source are set in sequence on the link block along Z-direction, the camera lens,
The Z axis light source and the annular light source align.
Placing groove is offered on the rest area in one of the embodiments,.
The bottom of the placing groove offers multiple adsorption holes in one of the embodiments,.
Vacuum noz(zle) is installed in the adsorption hole in one of the embodiments,.
The X-axis transfer mould group is servo motor modular structure in one of the embodiments,.
The Y-axis adjustment mould group is motor lead screw modular structure in one of the embodiments,.
The lift adjustment part includes mounting plate, elevator and adjusting screw rod, the installation in one of the embodiments,
Plate is arranged on support frame as described above, and the adjusting screw rod is rotatably installed on the mounting plate, the elevator and the adjusting
Screw rod connection, the video camera are mounted on the elevator.
The video camera is 29,000,000 pixel color industrial cameras in one of the embodiments,.
The camera lens is 1.7 multiplying power industrial lens in one of the embodiments,.
The Z axis light source and the annular light source are LED light source in one of the embodiments,.
Compared with prior art, the utility model at least has the following advantages:
The utility model camera module COB chip appearance detection optical imaging device by setting transfer component, at
As component and light source assembly, so as to carry out detection operation instead of artificial mode, light source assembly by setting Z axis light source and
Annular light source switches over polishing operation, can be conducive to the contrast metric at gold goal edge on camera module COB chip
It extracts, so that the efficiency of detection and the precision of detection effectively improve.
Detailed description of the invention
It, below will be to use required in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment
Attached drawing be briefly described, it should be understood that the following drawings illustrates only some embodiments of the utility model, therefore should not be by
Regard the restriction to range as, for those of ordinary skill in the art, without creative efforts, may be used also
To obtain other relevant attached drawings according to these attached drawings.
Fig. 1 is that the camera module COB chip appearance of an embodiment of the present invention detects the structure of optical imaging device
Schematic diagram.
Specific embodiment
The utility model is more fully retouched below with reference to relevant drawings for the ease of understanding the utility model,
It states.The better embodiment of the utility model is given in attached drawing.But the utility model can come in many different forms
It realizes, however it is not limited to embodiments described herein.On the contrary, the purpose of providing these embodiments is that making practical new to this
The disclosure of type understands more thorough and comprehensive.
It should be noted that it can directly on the other element when element is referred to as " being fixed on " another element
Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it, which can be, is directly connected to
To another element or it may be simultaneously present centering elements.Term as used herein " vertical ", " horizontal ", " left side ",
" right side " and similar statement for illustrative purposes only, are not meant to be the only embodiment.
Unless otherwise defined, all technical and scientific terms used herein are led with the technology for belonging to the utility model
The normally understood meaning of the technical staff in domain is identical.Terminology used in the description of the utility model herein only be
The purpose of description specific embodiment, it is not intended that in limitation the utility model.Term " and or " used herein packet
Include any and all combinations of one or more related listed items.
In one embodiment, a kind of camera module COB chip appearance detection optical imaging device include: transfer component,
Image-forming assembly and light source assembly, the transfer component include pedestal, X-axis transfer mould group, Y-axis adjustment mould group and sliding panel, the X
Axis transfers the setting of mould group on the base, and Y-axis adjustment mould group is connect with X-axis transfer mould group, the sliding panel and
The Y-axis adjustment mould group connection, the X-axis transfer mould group is for driving the Y-axis adjustment mould group to carry out in the X-axis direction back and forth
Formula displacement, the Y-axis adjustment mould group is for driving the sliding panel to carry out reciprocating type displacement, the sliding panel in the Y-axis direction
On be provided with rest area；The image-forming assembly includes support frame, video camera, camera lens and lift adjustment part, support frame as described above installation
On the base, the video camera is connect with the camera lens, and the lift adjustment part is mounted on support frame as described above, described to take the photograph
Camera is mounted on the lift adjustment part, and the lift adjustment part is for driving the video camera to carry out back and forth in Z-direction
Formula displacement；The light source assembly includes Z axis light source, annular light source and link block, and the link block is mounted on support frame as described above,
The Z axis light source and the annular light source are set in sequence on the link block, the camera lens, the Z axis light source and the ring
Shape light source aligns.The camera module COB chip appearance detection optical imaging device of the utility model passes through setting transfer group
Part, image-forming assembly and light source assembly, so as to carry out detection operation instead of artificial mode, light source assembly passes through setting Z axis
Light source and annular light source switch over polishing operation, can be conducive to the contrast at gold goal edge on camera module COB chip
The extraction of feature, so that the efficiency of detection and the precision of detection effectively improve.
In order to be preferably illustrated to above-mentioned camera module COB chip appearance detection optical imaging device, with more preferable
Ground understands the design of above-mentioned camera module COB chip appearance detection optical imaging device.Referring to Fig. 1, a kind of camera mould
Group COB chip appearance detection optical imaging device 10 includes: transfer component 100, image-forming assembly 200 and light source assembly 300, transfer
Component 100 includes that pedestal 110, X-axis transfer mould group 120, Y-axis adjustment mould group 130 and sliding panel 140, X-axis transfer mould group 120 are set
It sets on pedestal 110, Y-axis adjusts mould group 130 and connect with X-axis transfer mould group 120, and sliding panel 140 and Y-axis adjustment mould group 130 connect
It connects, for X-axis transfer mould group 120 for driving Y-axis adjustment mould group 130 to carry out reciprocating type displacement in the X-axis direction, Y-axis adjusts mould group
130, for driving sliding panel 140 to carry out reciprocating type displacement in the Y-axis direction, are provided with rest area 141 on sliding panel 140.
Further, placing groove 142 is offered on rest area 141, the bottom of placing groove 142 offers multiple adsorption holes,
Vacuum noz(zle) is installed in adsorption hole.
It should be noted that camera module COB chip 20 is placed on the rest area 141 of sliding panel 140, pass through placement
Slot 142 carries out position restriction to camera module COB chip 20, meanwhile, the bottom of placing groove 142 is provided with multiple adsorption holes,
Camera module COB chip 20 is fixed by the vacuum noz(zle) in adsorption hole, thus, it is possible to by camera module COB
Chip 20 is fixed on sliding panel 140.After completing fixed operation, X-axis transfers mould group 120 and drives Y-axis adjustment mould group 130 in X-axis
It is moved on direction, so that the camera module COB chip 20 on sliding panel 140 to be transmitted to the lower section of image-forming assembly 200
Detection operation is carried out, while detection, Y-axis adjustment mould group 130 drives sliding panel 140 to carry out reciprocating position in the Y-axis direction
It moves, so as to drive the camera module COB chip 20 on sliding panel 140 successively in the detection station of image-forming assembly 200
It is moved, thus, it is possible to carry out optical detection operation to each position of camera module COB chip 20, so that the precision of detection obtains
To raising.
In one embodiment, it is servo motor modular structure that X-axis, which transfers mould group 120,；For another example, Y-axis adjustment mould group 130 is motor
Screw rod modular structure so, it is possible to improve whole structural strength, and whole motor performance is more stable.Specifically, described
Servo motor modular structure includes servo motor, screw rod, track and the displacement plate that is spirally connected, the end of the servo motor and the screw rod
Portion's connection, the servo motor are set on the track, be spirally connected displacement plate and the screw rod formation screw pair, the spiral shell
It connects displacement plate and does reciprocating type displacement along the track, the Y-axis adjustment mould group is connect with the displacement plate that is spirally connected.The motor silk
Bar modular structure can be using such as the identical structure of the servo motor modular structure.Certainly, the servo motor modular structure
The motion structure of other prior arts can also be used with the motor lead screw modular structure.
Referring to Fig. 1, image-forming assembly 200 includes support frame 210, video camera 220, camera lens 230 and lift adjustment part
240, support frame 210 is mounted on pedestal 110, and video camera 220 is connect with camera lens 230, and lift adjustment part 240 is mounted on support frame
On 210, video camera 220 is mounted on lift adjustment part 240, and lift adjustment part 240 is for driving video camera 220 in Z-direction
Carry out reciprocating type displacement.
Further, lift adjustment part 240 includes mounting plate 241, elevator 242 and adjusting screw rod 243, mounting plate 241
It is arranged on support frame 210, adjusts screw rod 243 and be rotatably installed on mounting plate 241, elevator 242 and adjusting screw rod 243 connects
It connects, video camera 220 is mounted on elevator 242.
It should be noted that being provided with adjusting knob 244 on one end of adjusting screw rod 243, elevator 242 passes through the axis of rolling
It holds and is connect with adjusting screw rod 243, adjusting screw rod 243 can be made to be rotated by rotating adjusting knob 244, thus, it is possible to liter
The height and position of drop block 242 is adjusted, and so as to be finely adjusted to 220 focal position of video camera on elevator 242, makes
Obtaining image-forming assembly 200 can adapt to the detection operation of camera module COB chip 20 of different size, detect the flexibility of operation
It is higher.
After camera module COB chip 20 is transmitted to the detection station of image-forming assembly 200 by transfer component 100, pass through
Video camera 220 and camera lens 230 carry out image forming process operation to camera module COB chip 20, so as to camera module
The features such as gold goal and gold thread on COB chip 20 extract, and compare from there through to the feature of extraction, to detect
Whether camera module COB chip 20 meets the appearance requirement of production and processing.
In the present embodiment, video camera is 29,000,000 pixel color industrial cameras, can accurately capture and collect camera mould
The information of brightness change and color change of the gold thread under specific high photograph on group COB chip 20.Be conducive to target information and background
Information obtains optimal separation, improves the resolution ratio of whole system.Camera lens is 1.7 multiplying power industrial lens, is made on camera module COB
Gold thread both ends can blur-free imaging, improve gold thread detection detection accuracy.
Referring to Fig. 1, light source assembly 300 includes Z axis light source 310, annular light source 320 and link block 330, link block 330
It is mounted on support frame 210, Z axis light source 310 and annular light source 320 are set in sequence on link block 330 along Z-direction, camera lens
230, Z axis light source 310 and annular light source 320 align.In the present embodiment, Z axis light source and annular light source are LED lamplight
Source.
It should be noted that when image-forming assembly 200 carries out imaging operation to camera module COB chip 20, it is first
Polishing operation is first carried out using Z axis light source 310, the light beam of Z axis light source 310 is radiated at camera module COB core along Z-direction
On piece 20, illumination brightness at this time is higher, is bright field illumination mode, and image-forming assembly 200 is by video camera 220 and camera lens 230 to taking the photograph
As the progress imaging operation of head mould group COB chip 20, figure of the camera module COB chip 20 under bright field illumination mode is thus obtained
Piece；After the picture acquisition for completing bright field illumination mode, Z axis light source 310 is closed, and annular light source 320 carries out polishing operation, ring light
The light beam in source 320, which carries out surrounding centered on Z axis, to be distributed and is radiated on camera module COB chip 20, illumination brightness at this time
It is lower, be dark-ground illumination mode, image-forming assembly 200 by video camera 220 and camera lens 230 to camera module COB chip 20 into
Thus row imaging operation obtains picture of the camera module COB chip 20 under dark-ground illumination mode, thus completes to camera
The picture of mould group COB chip 20 obtains operation, determines camera module detected finally by comparing and analyzing to picture
Whether COB chip 20 meets production requirement.By using the illumination mode of bright field illumination and dark-ground illumination, can be conducive to image
The extraction of the contrast metric at gold goal edge on head mould group COB chip 20, so that the efficiency of detection and the precision of detection are had
Effect improves.
Compared with prior art, the utility model at least has the following advantages:
The camera module COB chip appearance detection optical imaging device 10 of the utility model passes through setting transfer component
100, image-forming assembly 200 and light source assembly 300, so as to carry out detection operation instead of artificial mode, light source assembly 300 is logical
It crosses setting Z axis light source 310 and annular light source 320 switches over polishing operation, can be conducive on camera module COB chip 20
The extraction of the contrast metric at gold goal edge, so that the efficiency of detection and the precision of detection effectively improve.
Above-described embodiments merely represent several embodiments of the utility model, the description thereof is more specific and detailed,
But it cannot be understood as the limitations to utility model patent range.It should be pointed out that for the common skill of this field
For art personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these are belonged to
The protection scope of the utility model.Therefore, the scope of protection shall be subject to the appended claims for the utility model patent.
Claims (10)
1. a kind of camera module COB chip appearance detects optical imaging device characterized by comprising
Component is transferred, the transfer component includes pedestal, X-axis transfer mould group, Y-axis adjustment mould group and sliding panel, the X-axis transfer
Mould group is arranged on the base, and the Y-axis adjustment mould group is connect with X-axis transfer mould group, the sliding panel and the Y-axis
The connection of mould group is adjusted, the X-axis transfer mould group carries out reciprocating type displacement for driving the Y-axis to adjust mould group in the X-axis direction,
The Y-axis adjustment mould group is provided on the sliding panel for driving the sliding panel to carry out reciprocating type displacement in the Y-axis direction
Rest area；
Image-forming assembly, the image-forming assembly include that support frame, video camera, camera lens and lift adjustment part, support frame as described above are mounted on
On the pedestal, the video camera is connect with the camera lens, and the lift adjustment part is mounted on support frame as described above, the camera shooting
Machine is mounted on the lift adjustment part, and the lift adjustment part is for driving the video camera reciprocating in Z-direction progress
Displacement；And
Light source assembly, the light source assembly include Z axis light source, annular light source and link block, and the link block is mounted on the branch
On support, the Z axis light source and the annular light source are set in sequence on the link block along Z-direction, the camera lens, described
Z axis light source and the annular light source align.
2. camera module COB chip appearance according to claim 1 detects optical imaging device, which is characterized in that institute
It states and offers placing groove on rest area.
3. camera module COB chip appearance according to claim 2 detects optical imaging device, which is characterized in that institute
The bottom for stating placing groove offers multiple adsorption holes.
4. camera module COB chip appearance according to claim 3 detects optical imaging device, which is characterized in that institute
It states and vacuum noz(zle) is installed in adsorption hole.
5. camera module COB chip appearance according to claim 1 detects optical imaging device, which is characterized in that institute
Stating X-axis transfer mould group is servo motor modular structure.
6. camera module COB chip appearance according to claim 1 detects optical imaging device, which is characterized in that institute
Stating Y-axis adjustment mould group is motor lead screw modular structure.
7. camera module COB chip appearance according to claim 1 detects optical imaging device, which is characterized in that institute
It states lift adjustment part to include mounting plate, elevator and adjust screw rod, the mounting plate is arranged on support frame as described above, the adjusting
Screw rod is rotatably installed on the mounting plate, and the elevator is connect with the adjusting screw rod, and the video camera is mounted on described
On elevator.
8. camera module COB chip appearance according to claim 1 detects optical imaging device, which is characterized in that institute
Stating video camera is 29,000,000 pixel color industrial cameras.
9. camera module COB chip appearance according to claim 1 detects optical imaging device, which is characterized in that institute
Stating camera lens is 1.7 multiplying power industrial lens.
10. camera module COB chip appearance according to claim 1 detects optical imaging device, which is characterized in that institute
Stating Z axis light source and the annular light source is LED light source.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201821211143.7U CN208567951U (en) | 2018-07-27 | 2018-07-27 | Camera module COB chip appearance detects optical imaging device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201821211143.7U CN208567951U (en) | 2018-07-27 | 2018-07-27 | Camera module COB chip appearance detects optical imaging device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109916816A (en) * | 2019-04-23 | 2019-06-21 | 王唐(苏州)机器人智能科技有限公司 | A kind of contact pin grid array chips appearance detection system |
| CN113007524A (en) * | 2021-02-25 | 2021-06-22 | 翟桂荣 | Mobile phone media interaction platform based on 5G network |
| CN113310535A (en) * | 2021-07-28 | 2021-08-27 | 苏州天准科技股份有限公司 | Detection apparatus for be used for COB automatic assembly |
| CN113790751A (en) * | 2021-08-10 | 2021-12-14 | 天津大学 | Flexible area controllable illumination light source device |
-
2018
- 2018-07-27 CN CN201821211143.7U patent/CN208567951U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109916816A (en) * | 2019-04-23 | 2019-06-21 | 王唐(苏州)机器人智能科技有限公司 | A kind of contact pin grid array chips appearance detection system |
| CN113007524A (en) * | 2021-02-25 | 2021-06-22 | 翟桂荣 | Mobile phone media interaction platform based on 5G network |
| CN113310535A (en) * | 2021-07-28 | 2021-08-27 | 苏州天准科技股份有限公司 | Detection apparatus for be used for COB automatic assembly |
| CN113310535B (en) * | 2021-07-28 | 2021-11-23 | 苏州天准科技股份有限公司 | Detection apparatus for be used for COB automatic assembly |
| CN113790751A (en) * | 2021-08-10 | 2021-12-14 | 天津大学 | Flexible area controllable illumination light source device |
| CN113790751B (en) * | 2021-08-10 | 2024-04-05 | 天津大学 | Illumination light source device with controllable flexible area |
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