CN208420728U - Image acquisition mechanism - Google Patents
Image acquisition mechanism Download PDFInfo
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- CN208420728U CN208420728U CN201821200944.3U CN201821200944U CN208420728U CN 208420728 U CN208420728 U CN 208420728U CN 201821200944 U CN201821200944 U CN 201821200944U CN 208420728 U CN208420728 U CN 208420728U
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- light source
- transfer table
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- image acquisition
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Abstract
The utility model provides a kind of image acquisition mechanism, comprising: transfer table, transfer table are used to place the workpiece of image information to be collected；Light source module, the light-emitting surface of light source module is towards workpiece setting；Image capture module, the image collecting joint of image capture module is towards workpiece setting；Wherein, transfer table is prepared by translucent material, and the light of light source module is irradiated to the bottom of workpiece through transfer table.The image acquisition mechanism of the utility model solves the problems, such as that image acquisition mechanism acquired image clarity in the prior art is poor.
Description
Technical field
The utility model relates to Image Acquisition fields, in particular to a kind of image acquisition mechanism.
Background technique
In the prior art, it in order to ensure the quality of screw is met the requirements, needs to carry out size detection to screw, determines cross
Whether slot, hex slot, flat recess have blocking foreign matter and carry out defects detection to screw surface.
In specific detection process, the prior art mostly uses image acquisition mechanism to be detected, wherein image acquisition mechanism
Mostly it is made of camera and light source.However, in the prior art since workpiece placement platform is to the backstop of light, the light of light source sending
It cannot be radiated at well the bottom of workpiece, so that bottom insufficient light be caused to cause the image definition obtained poor with this.
Utility model content
The main purpose of the utility model is to provide a kind of image acquisition mechanisms, are adopted with solving image in the prior art
The poor problem of collecting mechanism acquired image clarity.
To achieve the goals above, the utility model provides a kind of image acquisition mechanism, comprising: transfer table, transfer table
For placing the workpiece of image information to be collected；Light source module, the light-emitting surface of light source module is towards workpiece setting；Image Acquisition mould
Block, the image collecting joint of image capture module is towards workpiece setting；Wherein, transfer table is prepared by translucent material, light source die
The light of block is irradiated to the bottom of workpiece through transfer table.
Further, transfer table is arranged between light source module and image capture module.
Further, image acquisition mechanism further include: adapter, transfer table are arranged on adapter, and adapter is for pacifying
On mounting platform, so that transfer table is mounted on mounting platform by adapter.
Further, adapter is located at the side that transfer table deviates from workpiece, and the light of light source module is blocked to avoid adapter
Line passes through the bottom that transfer table is irradiated to workpiece.
Further, adapter has the first plane, and part face body and the transfer table of the first plane fit, transfer table tool
There is the second plane, the second plane is for placing workpiece；Wherein, there is the first pre-determined distance between the first plane and the second plane,
So that the light of light source module is irradiated to the bottom of workpiece from the top of the first plane through transfer table.
Further, transfer table is clamped or bonds with adapter or is connected by fastener.
Further, transfer table is the first annulus, and adapter is the second annulus, and the inner hole wall of the first annulus is in the second annulus
On projection be located at the second annulus middle part；Wherein, light source module is arranged in the looping pit of the second annulus.
Further, image acquisition mechanism further include: light source shelf, light source module are arranged on light source shelf, and light source shelf is used for
It is mounted on mounting platform；Wherein, the part hack lever of light source shelf is located at the top of transfer table, so that light source module is at least partly
Positioned at the top of transfer table.
Further, it is arranged on light source shelf to light source module position-adjustable, so that light source module is close to or far from work
Part.
Further, transfer table is formed by glass preparation.
The image acquisition mechanism of the utility model is by the way that transfer table to be prepared by translucent material, so that light
The light of source module is irradiated to the bottom of workpiece through transfer table, so that image capture module obtains clearly image information.Its
In, transfer table is used to place the workpiece of image information to be collected, and the light-emitting surface of light source module is towards workpiece setting, Image Acquisition mould
The image collecting joint of block is towards workpiece setting.Make in Image Acquisition, the light of light source module is irradiated to workpiece through transfer table
Bottom thereby may be ensured that the bottom of workpiece also has sufficient light source, and image capture module acquired image information is whole
Effect is preferable.The image acquisition mechanism of the utility model by the way that transfer table is prepared by translucent material so that
The light of light source module is irradiated to the bottom of workpiece through transfer table, so that image capture module obtains clearly image information,
Solve the problems, such as that image acquisition mechanism acquired image clarity in the prior art is poor.
Detailed description of the invention
The accompanying drawings constituting a part of this application is used to provide a further understanding of the present invention, this is practical
Novel illustrative embodiments and their description are not constituteed improper limits to the present invention for explaining the utility model.
In the accompanying drawings:
Fig. 1 shows the schematic diagram of application structure of image acquisition mechanism according to the present utility model.
Wherein, the above drawings include the following reference numerals:
200, transfer table；201, the second plane；210, light source module；220, image capture module；230, adapter；231,
First plane；240, light source shelf；250, mounting platform.
Specific embodiment
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase
Mutually combination.The utility model will be described in detail below with reference to the accompanying drawings and embodiments.
It is noted that following detailed description is all illustrative, it is intended to provide further instruction to the application.Unless another
It indicates, all technical and scientific terms used herein has usual with the application person of an ordinary skill in the technical field
The identical meanings of understanding.
It should be noted that term used herein above is merely to describe specific embodiment, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singular
Also it is intended to include plural form, additionally, it should be understood that, when in the present specification using term "comprising" and/or " packet
Include " when, indicate existing characteristics, step, operation, device, component and/or their combination.
The utility model provides a kind of image acquisition mechanism, referring to FIG. 1, image acquisition mechanism includes: transfer table
200, transfer table 200 is used to place the workpiece of image information to be collected；Light source module 210, the light-emitting surface direction of light source module 210
Workpiece setting；Image capture module 220, the image collecting joint of image capture module 220 is towards workpiece setting；Wherein, transfer table
200 are prepared by translucent material, and the light of light source module 210 is irradiated to the bottom of workpiece through transfer table 200.
The image acquisition mechanism of the utility model by the way that transfer table 200 is prepared by translucent material, so as to so that
The light for obtaining light source module 210 is irradiated to the bottom of workpiece through transfer table 200, so that image capture module 220 obtains clearly
Image information.Wherein, transfer table 200 is used to place the workpiece of image information to be collected, the light-emitting surface direction of light source module 210
Workpiece setting, the image collecting joint of image capture module 220 is towards workpiece setting.Make in Image Acquisition, the light of light source module 210
Line is irradiated to the bottom of workpiece through transfer table 200, thereby may be ensured that the bottom of workpiece also has sufficient light source, image is adopted
It is preferable to collect 220 acquired image information overall effect of module.The image acquisition mechanism of the utility model is by by transfer table 200
It is prepared by translucent material, so that the light of light source module 210 is irradiated to the bottom of workpiece through transfer table 200
Portion solves image acquisition mechanism in the prior art and collects so that image capture module 220 obtains clearly image information
The poor problem of image definition.
Facilitate acquisition in order to facilitate the light irradiation of light source module 210 and image capture module 220, transfer table 200 is set
It sets between light source module 210 and image capture module 220.
In the present embodiment, by being arranged transfer table 200 between light source module 210 and image capture module 220, from
And it can guarantee that workpiece has sufficient light source, guarantees that 220 acquired image information of image capture module is relatively clear with this.
In the present embodiment, image capture module 220 includes at least camera or camera.
In order to which transfer table 200 is fixed, as shown in Figure 1, image acquisition mechanism further include: adapter 230 turns
Platform 200 is sent to be arranged on adapter 230, adapter 230 is for being mounted on mounting platform 250, so that transfer table 200 is by turning
Joint chair 230 is mounted on mounting platform 250.
In the present embodiment, by being provided with adapter 230 on image acquisition mechanism, wherein the setting of transfer table 200 exists
On adapter 230, adapter 230 is for being mounted on mounting platform 250, so as to so that transfer table 200 passes through adapter 230
It is mounted on mounting platform 250.
In order to avoid adapter 230 blocks the light of light source module 210, adapter 230 is located at transfer table 200 away from workpiece
Side, pass through transfer table 200 to avoid the light that adapter 230 blocks light source module 210 and be irradiated to the bottom of workpiece.
In the present embodiment, adapter 230 is located at the side that transfer table 200 deviates from workpiece, and the light of light source module 210 can
To shine directly on workpiece, and some light can be irradiated to the bottom of workpiece through transfer table 200, guarantee work with this
Part is in the higher space of brightness.
For the specific link position of transfer table 200 and adapter 230, as shown in Figure 1, adapter 230 is flat with first
Face 231, part face body and the transfer table 200 of the first plane 231 fit, and transfer table 200 has the second plane 201, and second is flat
Face 201 is for placing workpiece；Wherein, there is the first pre-determined distance, so that light source between the first plane 231 and the second plane 201
The light of module 210 is irradiated to the bottom of workpiece from the top of the first plane 231 through transfer table 200.
In the present embodiment, adapter 230 has the first plane 231, the part face body and transfer table of the first plane 231
200 fit, and transfer table 200 has the second plane 201, and the second plane 201 is for placing workpiece.Wherein, the first plane 231 with
There is the first pre-determined distance, the i.e. top that is located at adapter 230 of transfer table 200 between second plane 201, transfer table 200 with turn
Joint chair 230 form one it is step-like, so as to so that light source module 210 light from the top of the first plane 231 through turn
The bottom for sending platform 200 to be irradiated to workpiece.
For the specific connection type of transfer table 200 and adapter 230, transfer table 200 and adapter 230 are clamped or glue
Knot is connected by fastener.
In the present embodiment, optionally.Transfer table 200 and adapter 230 are clamped.
Optionally, transfer table 200 and adapter 230 bond.
Optionally, transfer table 200 is connected with adapter 230 by fastener, i.e., in transfer table 200 and adapter 230
It is provided with connecting hole, fastener is for fastening transfer table 200 and adapter 230.
For the specific structure of transfer table 200 and adapter 230, transfer table 200 is the first annulus, and adapter 230 is the
Two annulus, projection of the inner hole wall of the first annulus on the second annulus are located at the middle part of the second annulus；Wherein, light source module 210
It is arranged in the looping pit of the second annulus.
In the present embodiment, transfer table 200 is the first annulus, and adapter 230 is the second annulus, wherein the first annulus
Projection of the inner hole wall on the second annulus is located at the middle part of the second annulus, i.e. adapter 230 is used to support transfer table 200.
In the present embodiment, light source module 210 is arranged in the looping pit of the second annulus, i.e. the setting of light source module 210 exists
Side of second annulus far from transfer table 200.
In order to which light source module 210 is fixed, image acquisition mechanism further include: light source shelf 240, light source module
210 are arranged on light source shelf 240, and light source shelf 240 is for being mounted on mounting platform 250；Wherein, the part frame of light source shelf 240
Bar is located at the top of transfer table 200, so that the top for being at least partially disposed at transfer table 200 of light source module 210.
In the present embodiment, by being provided with light source shelf 240 on image acquisition mechanism, wherein light source module 210 is arranged
On light source shelf 240, light source shelf 240 is for being mounted on mounting platform 250, so that light source module 210 passes through light
Source frame 240 is mounted on mounting platform 250.
In the present embodiment, the part hack lever of light source shelf 240 is located at the top of transfer table 200, so that light source module 210
It is at least partially disposed at the top of transfer table 200, guarantees that the light of light source module 210 is irradiated on workpiece with this.
Preferably, be arranged on light source shelf 240 to 210 position-adjustable of light source module so that light source module 210 it is close or
Far from workpiece.
Preferably, transfer table 200 is formed by glass preparation.
Preferably, transfer table 200 is disc optical glass, and material is optical glass, and for circle, light transmittance is up to
98%, resistance to 120 degree of high temperature.
Preferably, light source module 210 and the interval of transfer table 200 are arranged.
Preferably, transfer table 200 is arranged in close to the side of light source module 210 in adapter 230.
For a specific embodiment of the image acquisition mechanism of the utility model:
In the present embodiment, light source (light source module 210): material LED light, PVC glass+outer cover composition, one kind passing through lamp
Light is mounted on the light source of lateral emitting, prevents light direct projection from influencing shooting effect, adjusts the brightness of light source by dedicated controller,
Polishing, positional distance fore-aft adjustable section stroke 150mm are shot for product.Workpiece to be checked is away from camera about 100mm or so, away from light source
150mm or so only, can be realized one by one according to the size adjustment light source of workpiece to be checked and the distance of camera, workpiece list to be checked
Ground shooting, collecting picture reaches testing goal.Camera (image capture module 220): one is formed by an optical lens, a camera
The optical camera detection system of body detects side size length of workpiece to be checked etc., positional distance fore-aft adjustable section stroke
150mm；Optical glass turntable (transfer table 200): material optical glass, circle, light transmittance are up to 98%, wear-resisting, section is transparent,
By can control the revolving speed speed of optical glass turntable uniformly to reach desired speed with tooling, bearing, motor, motor driver
Effect；Mounting base (adapter 230): material aluminium #6063 is round, is a bracket of a support optical glass turntable.
In specific collection process, the height of mounting base is fixed, optical glass turntable peace with the position of central point
It mounted in the upper surface of mounting base, is screwed, forms the placement area benchmark of workpiece to be checked, light source locating distance is to be checked
The position workpiece about 150mm, (this distance can be according to the corresponding distance of size adjustment of workpiece to be checked) light source luminescent regional alignment wait for
It examines workpiece position and camera lens shines and guarantees that the brightness of its light source is suitable, sinking optical glass turntable 15mm is installed hereinafter, guaranteeing in bottom
The translucent effect of optical glass turntable bottom, camera point centered on workpiece surface to be checked, is directed at the actual range of workpiece to be checked
The focal length of adjustment camera lens is to optimum position, and collocation has reached the stabilization works of camera acquisition image through the above structure.
Light source design is sidelight, will not influence the effect of camera acquisition picture with camera lens direct projection；The installation of light source bottom
Need optical glass turntable 15mm hereinafter, this mode is that optical glass turntable section is unable to reach the bright of light source in order to prevent
Degree influences the bottom effect of workpiece shooting to be checked.The region for the mounting base not occupied by optical glass turntable, this region will be kept away
All toolings are opened, the brightness of bottom light source cannot be blocked, once the entire mechanism of the irradiation for blocking this position light source will fail.
In the present embodiment, optionally, mounting base and optical glass turntable joint face can be by being polished to mirror surface, light source
The light of transmitting is returned by mirror surface to be penetrated, direct projection to glass surface, makes the surface light of workpiece bottom to be checked i.e. optical glass turntable
It is bright, play the role of substitution.
It can be seen from the above description that the above embodiments of the utility model achieve the following technical effects:
The image acquisition mechanism of the utility model by the way that transfer table 200 is prepared by translucent material, so as to so that
The light for obtaining light source module 210 is irradiated to the bottom of workpiece through transfer table 200, so that image capture module 220 obtains clearly
Image information.Wherein, transfer table 200 is used to place the workpiece of image information to be collected, the light-emitting surface direction of light source module 210
Workpiece setting, the image collecting joint of image capture module 220 is towards workpiece setting.Make in Image Acquisition, the light of light source module 210
Line is irradiated to the bottom of workpiece through transfer table 200, thereby may be ensured that the bottom of workpiece also has sufficient light source, image is adopted
It is preferable to collect 220 acquired image information overall effect of module.The image acquisition mechanism of the utility model is by by transfer table 200
It is prepared by translucent material, so that the light of light source module 210 is irradiated to the bottom of workpiece through transfer table 200
Portion solves image acquisition mechanism in the prior art and collects so that image capture module 220 obtains clearly image information
The poor problem of image definition.
It should be noted that the description and claims of this application and term " first " in above-mentioned attached drawing, "
Two " etc. be to be used to distinguish similar objects, without being used to describe a particular order or precedence order.It should be understood that using in this way
Data be interchangeable under appropriate circumstances, so that presently filed embodiment described herein for example can be in addition to herein
Sequence other than those of diagram or description is implemented.In addition, term " includes " and " having " and their any deformation, it is intended that
Be to cover it is non-exclusive include, for example, containing the process, method, system, product or equipment of a series of steps or units not
Those of be necessarily limited to be clearly listed step or unit, but may include be not clearly listed or for these processes, side
The intrinsic other step or units of method, product or equipment.
For ease of description, spatially relative term can be used herein, as " ... on ", " ... top ",
" ... upper surface ", " above " etc., for describing such as a device shown in the figure or feature and other devices or spy
The spatial relation of sign.It should be understood that spatially relative term is intended to comprising the orientation in addition to device described in figure
Except different direction in use or operation.For example, being described as if the device in attached drawing is squeezed " in other devices
It will be positioned as " under other devices or construction after part or construction top " or the device of " on other devices or construction "
Side " or " under other devices or construction ".Thus, exemplary term " ... top " may include " ... top " and
" in ... lower section " two kinds of orientation.The device can also be positioned with other different modes and (is rotated by 90 ° or in other orientation), and
And respective explanations are made to the opposite description in space used herein above.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (10)
1. a kind of image acquisition mechanism characterized by comprising
Transfer table (200), the transfer table (200) are used to place the workpiece of image information to be collected；
Light source module (210), the light-emitting surface of the light source module (210) is towards the workpiece setting；
Image capture module (220), the image collecting joint of described image acquisition module (220) is towards the workpiece setting；
Wherein, the transfer table (200) is prepared by translucent material, and the light of the light source module (210) turns through described
The bottom for sending platform (200) to be irradiated to the workpiece.
2. image acquisition mechanism according to claim 1, which is characterized in that the transfer table (200) is arranged in the light
Between source module (210) and described image acquisition module (220).
3. image acquisition mechanism according to claim 1, which is characterized in that described image collecting mechanism further include:
Adapter (230), the transfer table (200) are arranged on the adapter (230), and the adapter (230) is for pacifying
On mounting platform (250), so that the transfer table (200) is mounted on the mounting platform by the adapter (230)
(250) on.
4. image acquisition mechanism according to claim 3, which is characterized in that the adapter (230) is located at the transfer
Platform (200) deviates from the side of the workpiece, and the light for blocking the light source module (210) to avoid the adapter (230) is worn
Cross the bottom that the transfer table (200) is irradiated to the workpiece.
5. image acquisition mechanism according to claim 3, which is characterized in that the adapter (230) has the first plane
(231), the part face body of first plane (231) fits with the transfer table (200), and the transfer table (200) has
Second plane (201), second plane (201) is for placing the workpiece；Wherein, first plane (231) with it is described
There is the first pre-determined distance, so that the light of the light source module (210) is from first plane between second plane (201)
(231) top is irradiated to the bottom of the workpiece through the transfer table (200).
6. image acquisition mechanism according to claim 3, which is characterized in that the transfer table (200) and the adapter
(230) it is clamped or bonds or be connected by fastener.
7. image acquisition mechanism according to claim 3, which is characterized in that the transfer table (200) is the first annulus, institute
Stating adapter (230) is the second annulus, and projection of the inner hole wall of first annulus on second annulus is located at described the
The middle part of two annulus；Wherein, the light source module (210) is arranged in the looping pit of second annulus.
8. image acquisition mechanism according to claim 1, which is characterized in that described image collecting mechanism further include:
Light source shelf (240), the light source module (210) are arranged on the light source shelf (240), and the light source shelf (240) is used for
It is mounted on mounting platform (250)；
Wherein, the part hack lever of the light source shelf (240) is located at the top of the transfer table (200), so that the light source module
(210) the top for being at least partially disposed at the transfer table (200).
9. image acquisition mechanism according to claim 8, which is characterized in that light source module (210) position-adjustable
Ground is arranged on the light source shelf (240), so that the light source module (210) is close to or far from the workpiece.
10. image acquisition mechanism according to claim 1, which is characterized in that the transfer table (200) by glass preparation and
At.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821200944.3U CN208420728U (en) | 2018-07-26 | 2018-07-26 | Image acquisition mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821200944.3U CN208420728U (en) | 2018-07-26 | 2018-07-26 | Image acquisition mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208420728U true CN208420728U (en) | 2019-01-22 |
Family
ID=65124131
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821200944.3U Active CN208420728U (en) | 2018-07-26 | 2018-07-26 | Image acquisition mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208420728U (en) |
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2018
- 2018-07-26 CN CN201821200944.3U patent/CN208420728U/en active Active
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