CN207622697U - A kind of laser-measured height device of image measurer - Google Patents
A kind of laser-measured height device of image measurer Download PDFInfo
- Publication number
- CN207622697U CN207622697U CN201721604991.XU CN201721604991U CN207622697U CN 207622697 U CN207622697 U CN 207622697U CN 201721604991 U CN201721604991 U CN 201721604991U CN 207622697 U CN207622697 U CN 207622697U
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- CN
- China
- Prior art keywords
- laser
- image measurer
- measured height
- measurement module
- lifting mechanism
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Length Measuring Devices By Optical Means (AREA)
Abstract
The utility model discloses and provides a kind of laser-measured height device of image measurer, simple in structure, design cost is low, the high certainty of measurement and easy to operate when measuring height.Technical solution used by the utility model is：A kind of laser-measured height device of image measurer, the image measurer include X/Y axial displacements platform, Z-axis lifting mechanism and with the matched radiographic measurement module of the Z-axis lifting mechanism, it is provided with grating scale on the Z-axis lifting mechanism, the radiographic measurement module includes mounting bracket and the CCD camera that is arranged on the mounting bracket, the CCD camera downward and faces the X/Y axial displacements platform, the laser-measured height device includes the laser sensor being arranged in the mounting bracket bottom, and the laser sensor is matched with the grating scale.The utility model can be used for the technical field of radiographic measurement.
Description
Technical field
The utility model is related to a kind of laser-measured height devices of image measurer.
Background technology
Image measurer is typically XYZ three-axis movings mechanism at present, carries out placing workpiece and movement by X/Y displacement platforms
Workpiece, and image capturing and measurement by the way that CCD camera progress workpiece is arranged in the Z-axis direction.It needs to focus when measuring,
Clear image is obtained, the existing specific image processing algorithm of image measurer generally use is focused, this focusing method
And low precision slowly,；In addition, existing image measurer is weaker in terms of the measurement of the altitude information of workpiece, usually adopt
Difference in height contact measurement is carried out with contact type measurement head, so measurement request is high, low precision.
Utility model content
The technical problem to be solved by the present invention is to provide a kind of laser-measured height device of image measurer, structure letters
It is single, design cost is low, the high certainty of measurement and easy to operate when measuring height.
Technical solution used by the utility model is：A kind of laser-measured height device of image measurer, the image are surveyed
Amount instrument include X/Y axial displacements platform, Z-axis lifting mechanism and with the matched radiographic measurement module of the Z-axis lifting mechanism, it is described
It is provided with grating scale on Z-axis lifting mechanism, the radiographic measurement module includes mounting bracket and the CCD that is arranged on the mounting bracket
Camera, the CCD camera downward and face the X/Y axial displacements platform, and the laser-measured height device includes that setting exists
The laser sensor of the mounting bracket bottom, the laser sensor are matched with the grating scale.
Further, the Z-axis lifting mechanism includes lifting platform and the vertical rails on the lifting platform, described
Grating scale is vertically provided at the side of the lifting platform, is slidably matched in the vertical rails and is provided with sliding block, and the image is surveyed
It measures module to be arranged on the sliding block, the sliding block is equipped with lifting drive module.
Further, the lifting drive module includes motor and vertical lead screw, and the motor is arranged in the lifting platform
Upper end, the top of the vertical lead screw is connected with the output end of the motor by synchronous wheel system, the vertical lead screw
Bottom end be connected with the sliding block.
Further, the radiographic measurement module further includes the lighting source positioned at the microscope at middle part and positioned at bottom,
The CCD camera is located at the top of the radiographic measurement module, and the laser sensor is located at the side of the lighting source.
Further, the Z-axis lifting mechanism and the radiographic measurement module are arranged with protective cover.
Further, the X/Y axial displacements platform is made of cast iron materials.
The beneficial effects of the utility model are：In the present invention, on the laser transmitter projects light beam to workpiece
Different location and be sequentially generated hot spot, the CCD camera can be focused the surface of workpiece by hot spot fast precise, and be taken the photograph
The Z axis grating scale signal on different location is taken, the height of workpiece is can be obtained by comparing and analyzing all Z axis grating scale signals
Degree；The utility model uses the cooperation of laser sensor and grating scale, instead of traditional contact measuring head function, design difficulty
It reduces, design cost is low, and high certainty of measurement and easy to operate when measuring height.
Description of the drawings
Fig. 1 is the overall structure diagram of the utility model；
Fig. 2 is the cooperation schematic diagram of Z-axis lifting mechanism and radiographic measurement module.
Specific implementation mode
As shown in Figures 1 and 2, specific embodiment of the present utility model is：A kind of laser-measured height dress of image measurer
It sets, the image measurer includes marble engine base 7 and is arranged at the X/Y axial displacements platform 1 of 7 upper end of marble engine base
With Z-axis lifting mechanism 2, the Z-axis lifting mechanism 2 includes lifting platform 21 and the vertical rails being installed on the lifting platform 21
22 and grating scale 4, the grating scale 4 is vertically provided at the side of the front end face of the lifting platform 21, in the vertical rails 22
It is slidably matched and is provided with sliding block 23, the front end of the sliding block 23 is provided with radiographic measurement module 3, and the radiographic measurement module 3 is wrapped
It includes mounting bracket 31 and the CCD camera 32 in 31 upper end of the mounting bracket is set, the middle part of the mounting bracket 31 and the sliding block
23 are fixedly connected, and the CCD camera 32 downward and faces the X/Y axial displacements platform 1；And the utility model, that is, described sharp
Light height measuring device includes the laser sensor 5 being arranged in 31 bottom of the mounting bracket, the laser sensor 5 and the grating scale
4 match, the transmitting of the laser sensor 5 X/Y axial displacements platform 1 upside down.
In this embodiment, the radiographic measurement module 3 further includes being located at the microscope at 31 middle part of the mounting bracket
33 and the lighting source 34 positioned at 31 bottom of the mounting bracket, the CCD camera 32 be located at the upper of the radiographic measurement module 3
Portion, the laser sensor 5 are fixed at the side of the lighting source 34 by an auxiliary stand 51.
In this embodiment, the upper end of the lifting platform 21 is fixedly installed and 23 matched lifting of the sliding block
Drive module, the lifting drive module include motor 24 and vertical lead screw 25, the top of the vertical lead screw 25 and the horse
Output end up to 24 is connected by synchronous wheel system 26, and the bottom end of the vertical lead screw 25 is connected with the sliding block 23.
In this embodiment, the Z-axis lifting mechanism 2 and the radiographic measurement module 3 are arranged with protective cover 6.
In this embodiment, the X/Y axial displacements platform 1 is made of cast iron materials.
In the present invention, the laser sensor 5 depends on the radiographic measurement module 3 together by the Z axis liter
Descending mechanism 2 carries out elevating movement, and the different location that the laser sensor 5 is transmitted a light beam in lifting on workpiece simultaneously produces successively
Third contact of a total solar or lunar eclipse spot, the CCD camera 32 can be by the surface of hot spot fast precise focusing workpiece, and absorbs the Z on different location
Axis grating scale signal uses this focusing method effect of hot spot good and precision height at this time；In addition, by comparing and analyzing all Z
Axis grating scale signal can be obtained the height of workpiece；The utility model uses the cooperation of laser sensor 5 and grating scale 4, substitution
Traditional contact measuring head function, design difficulty reduce, and design cost is low, and high certainty of measurement and operation when measuring height
Simply.It is easy for installation in addition, respectively to form part-structure simple for the utility model, manufacture and turn at low cost.
The utility model can be used for the technical field of radiographic measurement.
Claims (6)
1. a kind of laser-measured height device of image measurer, the image measurer includes X/Y axial displacement platforms（1）, Z axis lifting
Mechanism（2）With with the Z-axis lifting mechanism（2）Matched radiographic measurement module（3）, the Z-axis lifting mechanism（2）Upper setting
There is grating scale（4）, the radiographic measurement module（3）Including mounting bracket（31）With setting in the mounting bracket（31）On CCD take the photograph
As head（32）, the CCD camera（32）Downward and face the X/Y axial displacements platform（1）, it is characterised in that：It is described to swash
Light height measuring device includes being arranged in the mounting bracket（31）The laser sensor of bottom（5）, the laser sensor（5）With it is described
Grating scale（4）It matches.
2. a kind of laser-measured height device of image measurer according to claim 1, it is characterised in that：The Z axis lifting
Mechanism（2）Including lifting platform（21）With mounted on the lifting platform（21）On vertical rails（22）, the grating scale（4）Vertically
It is arranged in the lifting platform（21）Side, the vertical rails（22）On be slidably matched and be provided with sliding block（23）, the image
Measurement module（3）It is arranged in the sliding block（23）On, the sliding block（23）It is equipped with lifting drive module.
3. a kind of laser-measured height device of image measurer according to claim 2, it is characterised in that：The lifting driving
Module includes motor（24）With vertical lead screw（25）, the motor（24）It is arranged in the lifting platform（21）Upper end, it is described perpendicular
To the top of lead screw and the motor（24）Output end pass through synchronous wheel system（26）It is connected, the vertical lead screw（25）'s
Bottom end and the sliding block（23）It is connected.
4. a kind of laser-measured height device of image measurer according to claim 1, it is characterised in that：The radiographic measurement
Module（3）It further include the microscope positioned at middle part（33）With the lighting source positioned at bottom（34）, the CCD camera（32）Position
In the radiographic measurement module（3）Top, the laser sensor（5）Positioned at the lighting source（34）Side.
5. a kind of laser-measured height device of image measurer according to claim 1, it is characterised in that：The Z axis lifting
Mechanism（2）With the radiographic measurement module（3）It is arranged with protective cover（6）.
6. a kind of laser-measured height device of image measurer according to claim 1, it is characterised in that：The X/Y axle positions
Move platform（1）It is made of cast iron materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721604991.XU CN207622697U (en) | 2017-11-27 | 2017-11-27 | A kind of laser-measured height device of image measurer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721604991.XU CN207622697U (en) | 2017-11-27 | 2017-11-27 | A kind of laser-measured height device of image measurer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207622697U true CN207622697U (en) | 2018-07-17 |
Family
ID=62824426
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721604991.XU Expired - Fee Related CN207622697U (en) | 2017-11-27 | 2017-11-27 | A kind of laser-measured height device of image measurer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207622697U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112325766A (en) * | 2020-10-09 | 2021-02-05 | 宜兴高泰克精密机械有限公司 | Image measuring instrument convenient for workpiece moving and positioning |
-
2017
- 2017-11-27 CN CN201721604991.XU patent/CN207622697U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112325766A (en) * | 2020-10-09 | 2021-02-05 | 宜兴高泰克精密机械有限公司 | Image measuring instrument convenient for workpiece moving and positioning |
| CN112325766B (en) * | 2020-10-09 | 2023-12-29 | 宜兴高泰克精密机械有限公司 | Image measuring instrument convenient for workpiece moving and positioning |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180717 Termination date: 20191127 |