CN207741697U - The measuring device of one-touch image measurer - Google Patents
The measuring device of one-touch image measurer Download PDFInfo
- Publication number
- CN207741697U CN207741697U CN201820123696.0U CN201820123696U CN207741697U CN 207741697 U CN207741697 U CN 207741697U CN 201820123696 U CN201820123696 U CN 201820123696U CN 207741697 U CN207741697 U CN 207741697U
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- connecting plate
- ccd camera
- plate
- lens
- supporting rack
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- Length Measuring Devices By Optical Means (AREA)
Abstract
The measuring device of one-touch image measurer, including measuring supporting rack, the measurement supporting rack includes connecting plate, CCD camera, telecentric lens, connecting plate is fixedly mounted in the interior sidewall surface for measuring supporting rack, connecting plate is vertical curve structure, connecting plate includes cross connecting plate and longitudinally connected plate, and CCD camera is fixedly mounted in the half packet cavity that two cross connecting plates and a longitudinally connected plate are formed, and telecentric lens are vertically fixedly connected in another side wall surface of longitudinally connected plate.The eyeglass of the utility model uses the correcting distorted error of gridiron pattern scaling board, ensure that eyeglass regards the consistency of any position pixel size of eye range, eliminate the Abbe error that is affected because measuring stroke and increasing, solves the phenomenon of the same product repeated measurement data consistency difference, the scale that the small pixel of CCD camera is formed later calculates product size after being compared, and is completed at the same time the evaluation to dimensional tolerance.
Description
Technical field
The utility model is related to the measuring devices of one-touch image measurer.
Background technology
Product needs to measure size after completion of processing to determine whether that qualification, complicated product needs are placed on projection
It is detected on instrument or this machine with mobile platform of image measurer, mobile platform moves to come really when measuring along X-axis and Y-axis
Determine the position of measurement object, if the position measured is longer, mobile platform needs mobile a period of time that could complete, if
Focal length is adjusted, then the time measured is longer, can just accurately measure out the appearance and size of product in this way, and measure and need grating
For rule displacement sensor as precision mark, measurement process will be according to the parameter of setting come definitive result, although production can be measured accurately
Product, but detection efficiency is slower, cannot meet measurement request and progress.
Utility model content
The utility model in view of the deficiencies of the prior art, provides a kind of one-touch image measurer to solve the above problems
Measuring device.
In order to solve the above-mentioned technical problem, the utility model is addressed by following technical proposals：
The measuring device of one-touch image measurer, including measure supporting rack, the measurement supporting rack include connecting plate,
CCD camera, telecentric lens, connecting plate are fixedly mounted in the interior sidewall surface for measuring supporting rack, and connecting plate is vertical curve structure,
Connecting plate includes cross connecting plate and longitudinally connected plate, and cross connecting plate is two pieces, the edge connecting line of each cross connecting plate
Edge corresponding with longitudinally connected plate connecting line is formed together, and CCD camera is fixedly mounted on two cross connecting plates and one
In the half packet cavity that longitudinally connected plate is formed, telecentric lens are vertically fixedly connected in another side wall surface of longitudinally connected plate.
The CCD camera includes output end and daylighting area, and output end is opened on the top side of CCD camera, output end
It is connected by the data connecting line processor mating with image measurer, daylighting area is rectangular planar structure, and daylighting area is located at CCD
On the positive side of camera and it is placed in the lower section of output end.
The telecentric lens include lens fixing bracket, image down device, automatic focusing device, eyeglass, lens fixing bracket
It is fixedly connected on the longitudinally connected plate of connecting plate, image down device is fixedly connected on a lens fixing bracket, image contracting
Small device is connected to by data line in CCD camera, and the bottom end of lens fixing bracket and the top of automatic focusing device are mounted on one
It rises, bottom end and the eyeglass of automatic focusing device are installed together, and eyeglass is fixedly connected on another lens fixing bracket.
Lens fixing bracket is two, and circular through hole, the through-hole of two lens fixing brackets are formed on each lens fixing bracket
On the same axis.
Advantageous effect：Compared with the prior art, the utility model has the following beneficial effects：
The eyeglass of the measuring device of the one-touch image measurer of the utility model uses the correcting distorted mistake of gridiron pattern scaling board
Difference, it is ensured that eyeglass regards the consistency of any position pixel size of eye range, and the refinement of each pixel cut to 100 parts with
On, it is ensured that high-precision edge detection eliminates the Abbe error that is affected because measuring stroke and increasing, solves the same production
The phenomenon of product repeated measurement data consistency difference, the scale that the small pixel of CCD camera is formed later calculate after being compared
Product size, is completed at the same time the evaluation to dimensional tolerance, and CCD camera and telecentric lens acquire product contour image and can be 2 to 5
Drawing, measurement and the evaluation of tolerance of the size within 100 are completed in second, efficiency is the number of traditional secondary element image measuring instrument
Ten times.
Description of the drawings
Fig. 1 is the structure chart of one-touch image measurer.
Fig. 2 is the internal structure chart of the measurement supporting rack of one-touch image measurer.
Specific implementation mode
Refering to fig. 1~2, one-touch image measurer, including pedestal 1 is measured, it is fixedly connected on the measurement measured on pedestal 1
Supporting rack 2 and keep flat mounted on measure pedestal 1 top on measuring table 3, it is described measure pedestal 1 top be horizontal plane, survey
Amount supporting rack 2 is fixedly arranged on the horizontal plane for measuring pedestal 1, and the lower portion for measuring supporting rack 2 occupies measurement 1 horizontal plane of pedestal
A part, measuring table 3 coordinate be fixed on measure 1 horizontal plane of pedestal another part on measure supporting rack 2 lower portion
Thickness be upper portion half, measure supporting rack 2 lower portion with measure pedestal 1 horizontal plane formed a cavity knot
Structure, measuring table 3 are placed on the bottom end of cavity structure.
It includes electric cabinet 11, tripod 12, button connects plate 13, control button 14 to measure pedestal 1, and electric cabinet 11, which is fixed, to be formed
On the one side for measuring pedestal 1, electric cabinet 11 is used to control the electrical equipment normal operation measured inside pedestal 1, tripod 12
It is fixedly mounted in the bottom end plane for measuring pedestal 1, tripod 12 is four, and each tripod 12 is placed in the bottom side edge for measuring pedestal 1
In frame angle is fallen, button connects plate 13, which is formed fixed at, to be measured on the just sideways top of pedestal 1, and button connects plate 13 is rectangular slab
Construction, control button 14 are mounted on button connects plate 13.
Control button 14 includes debugging key 141, start button 142, stop key 143, and debugging key 141 is mounted on button connects plate
Side on 13；Stop key 143 is mounted on the other side on button connects plate 13, and start button 142 is placed in debugging key 141 and stops
Between key 143, the shape of start button 142 is more than debugging key 141 and stop key 143, and debugging key 141 for measuring workpiece for the first time
When set and need the project that measures and tolerance and preserve, then continuous placement workpiece and press start button 142, image measurer
Moment is automatically performed all measure the items, and image measurer if necessary to suspend, directly presses stop key 143, shadow in the measurements
As measuring instrument stops all measurement work.
It includes connecting plate 21, CCD camera 22, telecentric lens 23 to measure supporting rack 2, and connecting plate 21 is fixedly mounted on measurement branch
In the interior sidewall surface of support 2, connecting plate 21 is vertical curve structure, and connecting plate 21 includes cross connecting plate 211 and longitudinally connected
Plate 212, cross connecting plate 211 are two pieces, and the edge connecting line of each cross connecting plate 211 is corresponding with longitudinally connected plate 212
Edge connecting line is formed together, and CCD camera 22 is fixedly mounted on two cross connecting plates 211 and a longitudinally connected plate 212
In the half packet cavity formed, telecentric lens 23 are fixedly connected in another side wall surface of longitudinally connected plate 212, and connecting plate 21 is used for
The position of fixed CCD camera 22 and telecentric lens 23, plays stable effect, prevents some vibrations when measuring from influencing whether
The measurement accuracy of CCD camera 22 and telecentric lens 23 brings measurement error when being measured to image measurer.
CCD camera 22 includes output end 221 and daylighting area 222, and output end 221 is opened in the top side of CCD camera 22
On, output end 221 is connected for the processor mating with image measurer, can be by the image collected number by data connecting line
According to being transferred in processor, completed to instruct quickly crawl product according to preprogramming by the drawing Survey Software installed on processor
Profile diagram, the scale of last and 22 small pixel of CCD camera formation calculate product size after being compared, and are completed at the same time pair
The evaluation of dimensional tolerance, daylighting area 222 are rectangular planar structure, and daylighting area 222 is located on the positive side of CCD camera 22 and sets
In the lower section of output end 221, daylighting area 222 can give and provide sufficient light in CCD camera 22, and CCD camera 22 could will contract
The product contour image of small several times or decades of times offers a clear explanation.
Telecentric lens 23 include lens fixing bracket 231, image down device 232, automatic focusing device 233, eyeglass 234,
Lens fixing bracket 231 is fixedly connected on the longitudinally connected plate 212 of connecting plate 21, and lens fixing bracket 231 is two, each camera lens
Be formed with circular through hole on fixed frame 231, the through-hole of two lens fixing brackets 231 on the same axis, image down device 232
It is fixedly connected on a lens fixing bracket 231, image down device 232 is connected to by data line in CCD camera 22, camera lens
The bottom end of fixed frame 231 and the top of automatic focusing device 233 are installed together, the bottom end of automatic focusing device 233 and eyeglass
234 are installed together, and eyeglass 234 is fixedly connected on another lens fixing bracket 231, and telecentric lens 23 are vertically fixed on connection
On plate 21, eyeglass 234 is moved to by automatic focusing device 233 on preferable picture-taking position, and image down device 232 will collect
Product contour image reduce after several times or decades of times to be transmitted in CCD camera 22 and carry out accurately digitized processing, eyeglass 234
Distortion factor and enlargement ratio match with small pixel sensor (not shown), and eyeglass 234 is correcting distorted using gridiron pattern scaling board
Error, it is ensured that eyeglass 234 regards the consistency of any position pixel size of eye range, and each pixel refinement cuts to 100
Part or more, it is ensured that high-precision edge detection, pixel are will not to change over time, and will not be influenced by humiture, and
It can automatically be calibrated by software realization measurement accuracy, eliminate the Abbe error that is affected because measuring stroke and increasing, solve
The phenomenon of the same product repeated measurement data consistency difference.
Measuring table 3 is plate-like structure, and the surface of measuring table 3 uses anti-oxidant treatment, specifically, measuring table 3
It is placed in 800 DEG C of sodium nitrite and the solution of sodium nitrate and heats, heat and keep the temperature 20min, the surface layer of measuring table 3 forms thickness
Degree is 0.5-1.5 microns of oxidation barrier film, and measuring table 3 by that can ensure that appearance and size does not become for a long time after anti-oxidant treatment
Change, this also just provides stable measuring basis to product, improves the measurement accuracy of image measurer.
Image measurer overall structure is simple, and does not need displacement sensor grating scale, is not also needed in measurement process
Mobile work platform is only adopted by the CCD camera 22 and telecentric lens 23 that measure supporting rack 2 so the stability of instrument is more preferable
Collect product contour image, preprocessor drawing Survey Software can be completed in 2 to 5 seconds the size within 100 drawing,
Measurement and the evaluation of tolerance, efficiency is the decades of times of traditional secondary element image measuring instrument.
Embodiment described above is only that preferred embodiments of the present invention are described, not to this practicality
Novel conception and scope is defined.Without departing from the design concept of the present utility model, ordinary people in the field couple
The all variations and modifications that the technical solution of the utility model is made, should fall within the protection scope of the present utility model, this reality
With novel claimed technology contents, all record in detail in the claims.
Claims (4)
1. the measuring device of one-touch image measurer, including measure supporting rack (2), which is characterized in that the measurement supporting rack
(2) include connecting plate (21), CCD camera (22), telecentric lens (23), connecting plate (21), which is fixedly mounted on, measures supporting rack (2)
Interior sidewall surface on, connecting plate (21) is vertical curve structure, and connecting plate (21) includes cross connecting plate (211) and longitudinally connected
Plate (212), cross connecting plate (211) are two pieces, edge connecting line and the longitudinally connected plate of each cross connecting plate (211)
(212) corresponding edge connecting line is formed together, and CCD camera (22) is fixedly mounted on two cross connecting plates (211) and one
In the half packet cavity that a longitudinally connected plate (212) is formed, telecentric lens (23) are vertically fixedly connected on longitudinally connected plate (212)
In another side wall surface.
2. the measuring device of one-touch image measurer according to claim 1, which is characterized in that the CCD camera
(22) include output end (221) and daylighting area (222), output end (221) is opened on the top side of CCD camera (22), defeated
Outlet (221) is connected by the data connecting line processor mating with image measurer, and daylighting area (222) are rectangle plane knot
Structure, daylighting area (222) are located on the positive side of CCD camera (22) and are placed in the lower section of output end (221).
3. the measuring device of one-touch image measurer according to claim 1, which is characterized in that the telecentric lens
(23) include lens fixing bracket (231), image down device (232), automatic focusing device (233), eyeglass (234), camera lens is solid
Determine frame (231) to be fixedly connected on the longitudinally connected plate (212) of connecting plate (21), image down device (232) is fixedly connected on
On one lens fixing bracket (231), image down device (232) is connected to by data line in CCD camera (22), and camera lens is fixed
The bottom end of frame (231) and the top of automatic focusing device (233) are installed together, the bottom end of automatic focusing device (233) and mirror
Piece (234) is installed together, and eyeglass (234) is fixedly connected on another lens fixing bracket (231).
4. the measuring device of one-touch image measurer according to claim 3, which is characterized in that the lens fixing bracket
(231) it is two, is formed with circular through hole on each lens fixing bracket (231), the through-hole of two lens fixing brackets (231) is same
On one axis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820123696.0U CN207741697U (en) | 2018-01-25 | 2018-01-25 | The measuring device of one-touch image measurer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820123696.0U CN207741697U (en) | 2018-01-25 | 2018-01-25 | The measuring device of one-touch image measurer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207741697U true CN207741697U (en) | 2018-08-17 |
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ID=63123814
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820123696.0U Active CN207741697U (en) | 2018-01-25 | 2018-01-25 | The measuring device of one-touch image measurer |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107990829A (en) * | 2018-01-25 | 2018-05-04 | 聿达博曼精密工业（苏州）有限公司 | One-touch image measurer |
| CN110849266A (en) * | 2019-11-28 | 2020-02-28 | 江西瑞普德测量设备有限公司 | Telecentric lens telecentricity debugging method of image measuring instrument |
-
2018
- 2018-01-25 CN CN201820123696.0U patent/CN207741697U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107990829A (en) * | 2018-01-25 | 2018-05-04 | 聿达博曼精密工业（苏州）有限公司 | One-touch image measurer |
| CN110849266A (en) * | 2019-11-28 | 2020-02-28 | 江西瑞普德测量设备有限公司 | Telecentric lens telecentricity debugging method of image measuring instrument |
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