CN210570653U - Image measuring instrument capable of measuring swing angle of workbench - Google Patents
Image measuring instrument capable of measuring swing angle of workbench Download PDFInfo
- Publication number
- CN210570653U CN210570653U CN201922088239.XU CN201922088239U CN210570653U CN 210570653 U CN210570653 U CN 210570653U CN 201922088239 U CN201922088239 U CN 201922088239U CN 210570653 U CN210570653 U CN 210570653U
- Authority
- CN
- China
- Prior art keywords
- grating
- workbench
- workstation
- image
- scale
- Prior art date
- 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.)
- Active
Links
Images
Landscapes
- Length Measuring Devices By Optical Means (AREA)
Abstract
The utility model discloses an image measuring apparatu of measurable workstation pivot angle belongs to the image measuring apparatu field, and the image measuring apparatu of measurable workstation pivot angle is provided with first grating chi including movably setting up the workstation on the image measuring apparatu base along the moving direction of workstation, the opposite side of workstation along the moving direction of workstation, is provided with second grating chi. The utility model discloses an image measuring apparatu of measurable workstation pivot angle can realize measuring the pivot angle that the workstation motion produced to revise the image concatenation according to the pivot angle, improve the measuring result degree of accuracy behind the image concatenation.
Description
Technical Field
The utility model relates to an image measuring instrument field especially relates to an image measuring instrument of measurable workstation pivot angle.
Background
The image measuring instrument is a high-precision optical image measuring instrument which consists of a high-resolution CCD color lens, a continuous zoom objective lens, a color display, a video cross line display, a precise grating ruler, a multifunctional data processor, data measuring software and a high-precision workbench structure. The CCD digital image acquisition system is established on the basis of CCD digital images and is generated by depending on the computer screen measurement technology and the software capability of space geometric operation. After the computer is installed with special control and graphic measurement software, the computer becomes a measurement brain with a software soul, and the measurement brain is the main body of the whole device. The displacement value of the optical ruler can be quickly read, and a required result is obtained instantly through software module operation established on the basis of space geometry; and a graph is generated on the screen for the operator to compare the images, so that the possible deviation of the measurement result can be visually distinguished.
When measuring to the piece that awaits measuring, need splice the image, will shoot a plurality of times to the work piece, just also mean that the workstation will move 2 at least, nevertheless because the workstation motion can appear the angle pendulum problem, cause every picture can't align, certain dislocation can appear. As shown in fig. 5, in the two pictures spliced after photographing, theoretically, the distance from the circle 01 to the circle 03 is equal to the distance from the circle 02 to the circle 04, but the image splicing has an error due to the swing angle a generated by the movement of the worktable, so that the distance from the circle 01 to the circle 03 is greater than or less than the distance from the circle 02 to the circle 04, as shown in fig. 6. Therefore, the existing image measuring instrument has dimension deviation caused by the movement swing angle of the workbench during measurement, and the measurement result is inaccurate after image splicing.
SUMMERY OF THE UTILITY MODEL
In order to overcome the not enough of prior art, the utility model aims to solve the technical problem that an image measuring apparatu of measurable workstation pivot angle is put forward to the realization measures the pivot angle that the workstation motion produced, thereby revises the image concatenation according to the pivot angle, improves the measuring result degree of accuracy behind the image concatenation.
The utility model adopts the technical proposal that:
the utility model provides a pair of image measuring apparatu of measurable workstation pivot angle, including movably set up in workstation on the image measuring apparatu base, one side of workstation is followed the moving direction of workstation is provided with first grating chi, the opposite side of workstation is followed the moving direction of workstation is provided with second grating chi.
As a further improvement of this scheme, first grating chi include first scale grating and with the first grating reading head of first scale grating adaptation, first scale grating is followed the moving direction of workstation is fixed in the side of workstation, first grating reading head is fixed in on the base.
As a further improvement of this scheme, the second grating chi include the second scale grating and with the second grating reading head of second scale grating adaptation, the second scale grating is followed the moving direction of workstation is fixed in the side of workstation, the second grating reading head is fixed in on the base.
As a further improvement of this solution, the first grating readhead is located below the first scale grating.
As a further improvement of this solution, the second grating readhead is located below the second scale grating.
As a further improvement of the scheme, two ends of the first scale grating are respectively connected with the side part of the workbench through a first connecting piece.
As a further improvement of the present solution, two ends of the second scale grating are connected to the side portion of the worktable through a second connecting member, respectively.
As a further improvement of this solution, the first grating reading head is connected to the base through a third connecting member.
As a further improvement of the present solution, the second grating reading head is connected to the base through a fourth connecting member.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model provides a pair of image measuring apparatu of measurable workstation pivot angle, set up first grating chi through one side at the workstation along workstation direction of motion, opposite side at the workstation sets up second grating chi along workstation direction of motion, when the workstation motion, first grating chi and second grating chi read the position that the workstation moved in real time, reading S1 through reading first grating chi, the reading S2 of second grating chi, and measure the interval L of two grating chi, can calculate pivot angle A ═ S1-S2|/L, thereby revise the image concatenation according to the pivot angle, improve the measuring result degree of accuracy after the image concatenation.
Drawings
Fig. 1 is a schematic structural diagram of an image measuring apparatus capable of measuring a tilt angle of a worktable according to an embodiment of the present invention;
fig. 2 is a perspective view of one of the stages provided in the embodiment of the present invention;
fig. 3 is a second perspective view of a workbench according to an embodiment of the present invention;
fig. 4 is a schematic side view of a workbench according to an embodiment of the present invention;
FIG. 5 is a schematic view of image stitching without a pivot angle according to an embodiment of the present invention;
fig. 6 is a schematic diagram of image stitching with a pivot angle according to an embodiment of the present invention.
In the figure:
1. an image measuring instrument; 10. a base; 11. a work table; 2. a first grating scale; 3. a second grating scale; 21. a first scale grating; 22. a first grating readhead; 31. a second scale grating; 32. a second grating readhead; 4. a first connecting member; 5. a second connecting member; 6. a third connecting member; 7. and a fourth connecting piece.
Detailed Description
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings and technical solutions needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
The present invention will be further explained with reference to the accompanying drawings.
As shown in fig. 1 to 4 and fig. 6, the image measuring instrument capable of measuring a tilt angle of a workbench according to this embodiment includes a base 10, a workbench 11 movably disposed on the base 10, a column disposed on the base 10, and a camera and a lens disposed on the column, wherein the camera and the lens are disposed above the workbench 11, a first grating ruler 2 is disposed on one side of the workbench 11 along a moving direction of the workbench 11, a second grating ruler 3 is disposed on the other side of the workbench 11 along the moving direction of the workbench 11, and the first grating ruler 2 and the second grating ruler 3 are respectively in signal connection with a corresponding digital display meter or in signal connection with a computer. When a to-be-measured piece is placed on the workbench 11 for measurement, when the workbench 11 moves, the first grating ruler 2 and the second grating ruler 3 read the position where the workbench 11 moves in real time, if the workbench 11 does not have a swing error in the moving process, the readings of the first grating ruler 2 and the second grating ruler 3 are basically consistent, but the swing in the actual process cannot be avoided, and by reading the reading S1 of the first grating ruler and the reading S2 of the second grating ruler and measuring the distance L between the two grating rulers, the swing angle A is equal to S1-S2/L, so that the image splicing is corrected according to the swing angle, and the accuracy of the measurement result after the image splicing is improved. Above can find out, the image measuring apparatu of measurable workstation pivot angle that this embodiment provided has effectively solved current image measuring apparatu and has caused the inaccurate problem of measurement result after the image concatenation because of the size deviation appears when the workstation motion pivot angle leads to measuring.
In order to facilitate the movement of the worktable 11, further, the worktable 11 is slidably disposed on the base through a linear guide and a slider, and the worktable 11 is driven to move through a screw transmission manner.
In order to facilitate the matching of the workbench 11 with the first grating ruler 2 and the second grating ruler 3 during moving, further, the first grating ruler 2 comprises a first scale grating 21 and a first grating reading head 22 matched with the first scale grating 21, the first scale grating 21 is fixed on the side of the workbench 11 along the moving direction of the workbench 11, the first grating reading head 22 is fixed on the base 10, the first scale grating 21 is in a long strip shape, and the stability of the first scale grating can be improved by being matched with the side of the workbench 11 in an installing manner. Of course, the first grating reading head 22 may be fixed on the table 11, and the first scale grating 21 may be fixed on the base 10.
Further, second grating 3 includes second scale grating 31 and the second grating reading head 32 with second scale grating 31 adaptation, and second scale grating 31 is fixed in the side of workstation 11 along the moving direction of workstation 11, and second grating reading head 32 is fixed in on base 10, and second scale grating 31 is rectangular form, can improve its stability with the installation cooperation of workstation 11 side. Of course, the second grating read head 32 could be fixed to the stage 11 and the second scale grating 31 could be fixed to the base 10. When the workbench 11 moves, the first scale grating 21 and the second scale grating 31 move simultaneously along with the workbench 11, and the first grating reading head 22 and the second grating reading head 32 are fixed on the base 10, so that the first scale grating 21 moves relative to the first grating reading head 22, and the second scale grating 31 moves relative to the second grating reading head 32, thereby realizing real-time reading.
In order to prevent dust and the like from entering the first scale grating 21 and affecting the measurement accuracy and the service life thereof, further, the first grating reading head 22 is located below the first scale grating 21, so that the chute of the first scale grating 21 is downward matched with the first grating reading head 22, and the dust and the like are prevented from directly sinking into the chute of the first scale grating 21 to affect the measurement accuracy and the service life.
In order to prevent dust and the like from entering the second scale grating 31 and affecting the measurement accuracy and the service life thereof, further, the second grating reading head 32 is located below the second scale grating 31, so that the chute of the second scale grating 31 is downward matched with the second grating reading head 32, and the dust and the like are prevented from directly sinking into the chute of the second scale grating 31 to affect the measurement accuracy and the service life.
In order to facilitate the installation and the detachment between the first scale grating 21 and the workbench, further, two ends of the first scale grating 21 are respectively connected with the side portion of the workbench 11 through a first connecting member 4. First connecting piece 4 is the angle connecting piece, is the L type, sets up the through-hole that supplies the bolt installation on first connecting piece 4, and first connecting piece 4 is connected with workstation 11 and first scale grating 21 through the bolt respectively. The above structure is convenient for the mounting, dismounting and replacing of the first scale grating 21.
To facilitate the mounting and dismounting of the second scale grating 31 and the workbench 11, further, two ends of the second scale grating 31 are respectively connected with the side portion of the workbench 11 through a second connecting member 5. The second connecting piece 5 is an angle connecting piece and is L-shaped, a through hole for installing a bolt is formed in the second connecting piece 5, and the second connecting piece 5 is connected with the workbench 11 and the second scale grating 31 through the bolt respectively. The above structure is convenient for mounting, dismounting and replacing the second scale grating 31.
To facilitate the mounting and dismounting of the first grating readhead 22, further, the first grating readhead 22 is connected to the base 10 by a third connecting member 6. Two ends of the third connecting piece 6 are respectively connected with the base 10 and the first grating reading head 22 through bolts. The shape of the third connecting member 6 can be adapted according to the installation of other components on the workbench so as not to interfere with the installation of other components.
To facilitate mounting and dismounting of the second grating readhead 32, the second grating readhead 32 is connected to the base 10 by a fourth connector 7. Two ends of the fourth connecting piece 7 are respectively connected with the base 10 and the second grating reading head 32 through bolts. The shape of the fourth connecting member 7 can be adapted according to the installation of other components on the workbench so as not to interfere with the installation of other components.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the creative work should be covered within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the protection scope defined by the claims.
Claims (9)
1. The utility model provides a measurable workstation pivot angle's image measurement appearance, includes movably set up workstation (11) on image measurement appearance (1)'s base (10), its characterized in that:
a first grating ruler (2) is arranged on one side of the workbench (11) along the moving direction of the workbench (11);
and a second grating ruler (3) is arranged on the other side of the workbench (11) along the moving direction of the workbench (11).
2. The image measuring instrument capable of measuring the swing angle of the workbench according to the claim 1, wherein:
the first grating scale (2) comprises a first scale grating (21) and a first grating reading head (22) matched with the first scale grating (21);
the first scale grating (21) is fixed on the side of the workbench (11) along the moving direction of the workbench (11);
the first grating reading head (22) is fixed on the base (10).
3. The image measuring instrument capable of measuring the swing angle of the workbench according to the claim 1, wherein:
the second grating scale (3) comprises a second scale grating (31) and a second grating reading head (32) matched with the second scale grating (31);
the second scale grating (31) is fixed on the side of the workbench (11) along the moving direction of the workbench (11);
the second grating reading head (32) is fixed on the base (10).
4. The image measuring instrument capable of measuring the swing angle of the workbench according to the claim 2, wherein:
the first grating readhead (22) is located below the first scale grating (21).
5. The image measuring instrument capable of measuring the swing angle of the workbench according to the claim 3, wherein:
the second grating readhead (32) is located below the second scale grating (31).
6. The image measuring instrument capable of measuring the swing angle of the workbench according to the claim 2, wherein:
two ends of the first scale grating (21) are respectively connected with the side part of the workbench (11) through a first connecting piece (4).
7. The image measuring instrument capable of measuring the swing angle of the workbench according to the claim 3, wherein:
and two ends of the second scale grating (31) are respectively connected with the side part of the workbench (11) through a second connecting piece (5).
8. The image measuring instrument capable of measuring the swing angle of the workbench according to the claim 2, wherein:
the first grating reading head (22) is connected with the base (10) through a third connecting piece (6).
9. The image measuring instrument capable of measuring the swing angle of the workbench according to the claim 3, wherein:
the second grating reading head (32) is connected with the base (10) through a fourth connecting piece (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922088239.XU CN210570653U (en) | 2019-11-28 | 2019-11-28 | Image measuring instrument capable of measuring swing angle of workbench |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922088239.XU CN210570653U (en) | 2019-11-28 | 2019-11-28 | Image measuring instrument capable of measuring swing angle of workbench |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210570653U true CN210570653U (en) | 2020-05-19 |
Family
ID=70640997
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922088239.XU Active CN210570653U (en) | 2019-11-28 | 2019-11-28 | Image measuring instrument capable of measuring swing angle of workbench |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210570653U (en) |
-
2019
- 2019-11-28 CN CN201922088239.XU patent/CN210570653U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201569558U (en) | Automated focal length detector | |
| CN1854681B (en) | Measuring device and method | |
| CN214747771U (en) | Automatic detection equipment for parts | |
| CN110695520A (en) | Vision-based full-automatic galvanometer field calibration system and calibration method thereof | |
| CN210570653U (en) | Image measuring instrument capable of measuring swing angle of workbench | |
| CN202141852U (en) | Microscope device for full-view micro image shooting | |
| CN102759788A (en) | Surface multi-point focusing system and surface multi-point focusing method | |
| CN103192399A (en) | Micro-vision hand-eye calibration method based on target motion | |
| CN210464383U (en) | Guide rail detection device | |
| US5017013A (en) | Method of determining the position of a reference point of a scanner relative to an incremental scale as well as a reference point communicator | |
| CN103557790B (en) | Raster image compound method for automatic measurement | |
| CN201392182Y (en) | Lead rail linear deflection precision detection device based on optical lever | |
| CN106891099B (en) | A kind of automatic laser scanning galvanometer calibration equipment and laser galvanometer equipment | |
| CN206387944U (en) | The V-groove self-calibrating device of V-prism refractometer | |
| CN210862528U (en) | High-precision rapid navigation light source | |
| CN210070852U (en) | Grating ruler service life tester | |
| CN212515211U (en) | Image quality correction device for assembling endoscope objective lens and camera lens | |
| JPS62265520A (en) | Three-dimensional measuring machine equipped with two detecting elements | |
| CN208833177U (en) | A kind of visual angle system of double camera high accuracy positioning | |
| CN113432518A (en) | Calibration device, magnetic direct sensor and driving motor | |
| CN201392186Y (en) | Swing angle precision detection device based on optical lever | |
| CN219980900U (en) | Camera field angle testing device | |
| CN110319783A (en) | A kind of guide rail detection device and detection method | |
| CN211346713U (en) | Non-contact optical fiber distance detector | |
| CN219084013U (en) | Dimension measuring device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220518 Address after: 332020 No. 88, gonganzhong Avenue, Gongqing City, Jiujiang City, Jiangxi Province Patentee after: JIANGXI JINKU INTELLIGENT MANUFACTURING Co.,Ltd. Address before: 330400 north of the third branch road east of De'an Avenue, De'an County Industrial Park, Jiujiang City, Jiangxi Province (in Jiangxi jinku Technology Co., Ltd.) Patentee before: Jiangxi jinku intelligent measuring equipment Technology Co.,Ltd. |
|
| TR01 | Transfer of patent right |