CN208155264U - A kind of online 2D laser displacement sensor - Google Patents
A kind of online 2D laser displacement sensor Download PDFInfo
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- CN208155264U CN208155264U CN201820577957.6U CN201820577957U CN208155264U CN 208155264 U CN208155264 U CN 208155264U CN 201820577957 U CN201820577957 U CN 201820577957U CN 208155264 U CN208155264 U CN 208155264U
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Abstract
The utility model discloses a kind of online 2D laser displacement sensor, including pedestal, and the emission part and measurement portion that are integrated on the pedestal, and object to be measured is passed through by the top high speed of measurement portion；The emission part includes "-" type mode of laser group, the measurement portion includes cmos sensor mould group, the "-" type mode of laser group installation site is higher than the cmos sensor mould group, the "-" type mode of laser group issues line-styled infrared laser to the object to be measured of the top of the cmos sensor mould group, the cmos sensor mould group captures the hot spot of line-styled infrared laser, and is exported by the image output interface of CMOS module.The utility model realizes the function of the measurement of the diameter measurement of object to be measured, correction for inclined and complexity for carrying out high-precision high-speed dimensional measurement.
Description
Technical field
The utility model relates to industrial technical field of imaging, and in particular to a kind of online 2D line laser displacement sensor.
Background technique
Machinery manufacturing industry, instrument and meter and horological industry measuring room and workshop in relation to factories and miness need efficiently to detect various
The profile and surface shape of complex-shaped workpieces, such as：Template, stamping parts, cam, screw thread, gear, forming file, screw tap etc. are each
Kind cutter, tool and part etc..Due to the dipstick metering demand of high-precision size, traditional dimensional measurement mainly passes through ARM+FPGA
Mode treatment signal is simultaneously transmitted by hardware interface, exist can not flexibly rapid survey and can not achieve according to demand it is soft
Property customization function the defects of.
Summary of the invention
Goal of the invention：The utility model aim is in view of the deficiencies of the prior art, to provide a kind of online 2D laser position
Displacement sensor is based on CMOS image technology, high-precision laser is integrated into system, realizes measurement diameter, correction for inclined, complexity
Measurement function, meet the online scanning survey of industry.
Technical solution：Online 2D laser displacement sensor described in the utility model, including pedestal, and be integrated in described
Emission part and measurement portion on pedestal, object to be measured are passed through by the top high speed of measurement portion；The emission part includes that "-" type swashs
Optical mode group, the measurement portion include cmos sensor mould group, and the "-" type mode of laser group installation site is passed higher than the CMOS
Sensor mould group, the "-" type mode of laser group are red to the object to be measured of the top of cmos sensor mould group sending line-styled
Outer laser, the cmos sensor mould group captures the hot spot of line-styled infrared laser, and is connect by the output of the image of CMOS module
Mouth output.
Further preferably technical solution is the utility model, and 5V circuit board is provided in the pedestal, and the CMOS is passed
Sensor mould group is powered by 5V circuit board.
Preferably, air plug is additionally provided on the pedestal, the air plug is connect with the 5V circuit board.
Preferably, the bottom of the pedestal is additionally provided with USB interface, the figure of the USB interface and cmos sensor mould group
As output interface connects.
Preferably, the cmos sensor mould group includes cmos sensor and camera lens.
Preferably, the camera lens is telecentric lens.
Preferably, optical filter is additionally provided between the camera lens and object to be measured.
Beneficial effect：The utility model issues line-styled infrared laser to object to be measured by "-" type mode of laser group,
After object to be measured gear is thrown, shade position is formed, cmos sensor mould group captures the hot spot of line-styled infrared laser, carries out high
The function of the measurement of the diameter measurement of object to be measured, correction for inclined and complexity is realized in precision high speed dimensional measurement, can be not
Same domain and industry, according to the different measurement requests of measured object, the application-oriented flexible specific two-dimensional high speed projection size of customization
Measurement；The measuring instrument of the utility model detects time delay≤2ms that data export from data simultaneously, meets the on-line measurement of industry
Demand；The bottom of pedestal is additionally provided with USB interface, the image output interface of USB interface and CMOS module in the utility model
Connection, facilitates the transmission of data.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the online 2D laser displacement sensor of the utility model；
Fig. 2 is the bottom substance schematic diagram of pedestal described in the utility model；
In figure, 1- "-" type mode of laser group, 2- pedestal, 3-CMOS sensor module, 4- air plug, 5-USB interface.
Specific embodiment
Technical solutions of the utility model are described in detail below by attached drawing, but the protection scope of the utility model
It is not limited to the embodiment.
Embodiment：A kind of online 2D laser displacement sensor, including pedestal 2, and integrated emission part on the base 2
And measurement portion, object to be measured are passed through by the top high speed of measurement portion.
Emission part includes "-" type mode of laser group 1, and measurement portion includes cmos sensor mould group 3, and cmos sensor mould group 3 is wrapped
Include cmos sensor and telecentric lens.Optical filter is additionally provided between telecentric lens and object to be measured."-" type mode of laser group 1 is pacified
Holding position is higher than cmos sensor mould group 3, is provided with 5V circuit board in pedestal 2, cmos sensor mould group 3 is supplied by 5V circuit board
Electricity, 2 bottom of pedestal are provided with air plug 4 and USB interface 5, and air plug 4 is connect with 5V circuit board.USB interface 5 and cmos sensor mould
The image output interface connection of group 3.
"-" type mode of laser group 1 issues line-styled infrared laser to the object to be measured of the top of cmos sensor mould group 3,
Cmos sensor mould group 3 captures the hot spot of line-styled infrared laser and passes through image interface after hot spot passes through image signal process
Output, image extracts laser facula by centroid algorithm, and calculates projection accuracy, and specific algorithm is：
D=L2X/ (X+L1tan θ).
As described above, although the utility model has been indicated and described referring to specific preferred embodiment, it must not
It is construed to the limitation to the utility model itself.In the spirit and scope for not departing from the utility model that appended claims define
Under the premise of, it can various changes can be made in the form and details to it.
Claims (7)
1. a kind of online 2D laser displacement sensor, which is characterized in that including pedestal, and the hair being integrated on the pedestal
Portion and measurement portion are penetrated, object to be measured is passed through by the top high speed of measurement portion；The emission part includes "-" type mode of laser group, described
Measurement portion includes cmos sensor mould group, and the "-" type mode of laser group installation site is higher than the cmos sensor mould group, institute
It states "-" type mode of laser group and issues line-styled infrared laser to the object to be measured of the top of the cmos sensor mould group, it is described
Cmos sensor mould group captures the hot spot of line-styled infrared laser, and is exported by the image output interface of CMOS module.
2. online 2D laser displacement sensor according to claim 1, which is characterized in that be provided with 5V in the pedestal
Circuit board, the cmos sensor mould group are powered by 5V circuit board.
3. online 2D laser displacement sensor according to claim 2, which is characterized in that be additionally provided on the pedestal
Air plug, the air plug are connect with the 5V circuit board.
4. online 2D laser displacement sensor according to claim 2, which is characterized in that the bottom of the pedestal is also set
It is equipped with USB interface, the USB interface is connect with the image output interface of cmos sensor mould group.
5. online 2D laser displacement sensor according to claim 1, which is characterized in that the cmos sensor mould group
Including cmos sensor and camera lens.
6. online 2D laser displacement sensor according to claim 5, which is characterized in that the camera lens is telecentric mirror
Head.
7. online 2D laser displacement sensor according to claim 5, which is characterized in that the camera lens and object to be measured
Between be additionally provided with optical filter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820577957.6U CN208155264U (en) | 2018-04-20 | 2018-04-20 | A kind of online 2D laser displacement sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820577957.6U CN208155264U (en) | 2018-04-20 | 2018-04-20 | A kind of online 2D laser displacement sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208155264U true CN208155264U (en) | 2018-11-27 |
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ID=64380264
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820577957.6U Active CN208155264U (en) | 2018-04-20 | 2018-04-20 | A kind of online 2D laser displacement sensor |
Country Status (1)
| Country | Link |
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| CN (1) | CN208155264U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111174707A (en) * | 2020-01-08 | 2020-05-19 | 淮阴师范学院 | Photoelectric micro-displacement measuring device |
-
2018
- 2018-04-20 CN CN201820577957.6U patent/CN208155264U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111174707A (en) * | 2020-01-08 | 2020-05-19 | 淮阴师范学院 | Photoelectric micro-displacement measuring device |
| CN111174707B (en) * | 2020-01-08 | 2021-06-22 | 淮阴师范学院 | Photoelectric micro-displacement measuring device |
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