CN113701634A - Accurate type image measuring apparatu based on optical image technique - Google Patents
Accurate type image measuring apparatu based on optical image technique Download PDFInfo
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- CN113701634A CN113701634A CN202111044963.8A CN202111044963A CN113701634A CN 113701634 A CN113701634 A CN 113701634A CN 202111044963 A CN202111044963 A CN 202111044963A CN 113701634 A CN113701634 A CN 113701634A
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- guide rail
- axle
- measuring device
- camera
- optical lens
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- 230000003287 optical effect Effects 0.000 title claims abstract description 35
- 238000000034 method Methods 0.000 title claims description 5
- 239000011521 glass Substances 0.000 claims abstract description 15
- 238000005259 measurement Methods 0.000 claims abstract description 9
- 230000005540 biological transmission Effects 0.000 claims description 16
- 238000013519 translation Methods 0.000 claims description 6
- 238000005516 engineering process Methods 0.000 abstract description 9
- 230000014616 translation Effects 0.000 description 4
- 238000001514 detection method Methods 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007405 data analysis Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012634 optical imaging Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
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- Length Measuring Devices By Optical Means (AREA)
Abstract
The invention discloses an accurate image measuring instrument based on an optical image technology, which comprises a workbench, wherein an instrument table is arranged on the workbench, a glass table and an X-axis guide rail are arranged on the instrument table, the X-axis guide rail is arranged along two sides of the glass table, a portal frame is arranged on the X-axis guide rail and can translate along the X-axis guide rail, a Y-axis guide rail is arranged in the portal frame, a Z-axis measuring device is arranged on the Y-axis guide rail and can translate along the Y-axis guide rail, a display screen is arranged on the Z-axis measuring device, a camera is arranged below the Z-axis measuring device, an optical lens is arranged below the camera, and a CNC servo motion system is arranged in the workbench. The invention adopts a movable gantry structure, the measured workpiece is fixed, the measurement precision is improved without moving the workpiece for many times, and meanwhile, the optical lens is an automatic zoom optical lens, so that the magnification switching is easily realized without recalibration.
Description
Technical Field
The invention relates to the technical field of image measuring instruments, in particular to an accurate image measuring instrument based on an optical image technology.
Background
The optical image type measurement is popularized and applied in recent years, is a high-precision, high-efficiency and high-reliability measuring instrument integrating optical, mechanical, electronic and computer image processing technologies, and utilizes comprehensive subject technologies such as a sensor technology, an electronic technology, a software technology, optical CCD camera imaging and the like to perform image processing analysis and detection on a measured product, thereby effectively solving the uncertain influence of human factors on the product and improving the detection accuracy. The existing image measuring machine needs to change the placing positions of the workpieces for many times when measuring different angle sizes of different surfaces of the workpieces, and in large-scale actual production, a large amount of required test work frequently changes the placing positions of the workpieces, so that the measurement efficiency is low, and the cost is high.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides an accurate image measuring instrument based on an optical image technology, which can effectively solve the problems in the background art.
The technical scheme adopted by the invention for solving the technical problems is as follows:
the utility model provides an accurate type image measuring apparatu based on optical image technique, includes the workstation, be equipped with the instrument table on the workstation, be equipped with glass platform and X axle guide rail on the instrument table, the X axle guide rail sets up along glass platform both sides, be equipped with the portal frame on the X axle guide rail, X axle guide rail translation can be followed to the portal frame, be equipped with Y axle guide rail in the portal frame, be equipped with Z axle measuring device on the Y axle guide rail, Z axle measuring device can be along Y axle guide rail translation, be equipped with the display screen on the Z axle measuring device, Z axle measuring device has the camera, the camera has optical lens, be equipped with CNC servo motion system in the workstation.
Preferably, the camera is a CCD industrial camera, the optical lens is an automatic zooming optical lens, a surface lamp is arranged around the optical lens under the camera, and the surface lamp is an LED cold light source.
Preferably, a backlight module is arranged below the glass table, and an LED transmission parallel light source is arranged in the backlight module.
Preferably, servo motors are adopted between the X-axis guide rail and the portal frame and between the Z-axis measuring device and the Y-axis guide rail to drive the ball screws to realize transmission.
Preferably, the fixed lower margin of keeping flat of workstation can be realized to the workstation below being equipped with, be equipped with before the workstation and control the panel.
Compared with the prior art, the invention has the beneficial effects that:
the invention adopts a movable gantry structure to measure the workpiece to be fixed, improves the measurement precision without moving the workpiece for many times, simultaneously, the optical lens is an automatic zoom optical lens, easily realizes magnification switching without recalibration, a CNC servo motion system realizes X, Y, Z three-axis CNC full-automatic precise control and accurate positioning, the transmission adopts a servo motor to drive a ball screw to realize transmission, the precision of the motion system is ensured, an LED surface light source is arranged under a camera and around the optical lens, an LED transmission parallel light source is arranged under a glass table and a backlight module, and multi-stage intelligent brightness adjustment is realized.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a partial schematic view of the present invention;
reference numbers in the figures:
1-workbench, 2-instrument table, 3-glass table, 4-X-axis guide rail, 5-portal frame, 6-Y-axis guide rail, 7-Z-axis measuring device, 8-display screen, 9-camera, 10-optical lens, 11-CNC servo motion system, 12-backlight module, 13-ground foot and 14-control panel.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
An accurate image measuring apparatus based on optical imaging technology according to the present invention is described in detail below with reference to fig. 1-2:
the utility model provides an accurate type image measuring apparatu based on optical image technique, includes workstation 1, be equipped with instrument table 2 on the workstation 1, be equipped with glass platform 3 and X axle guide rail 4 on the instrument table 2, X axle guide rail 4 sets up along 3 both sides of glass platform, be equipped with portal frame 5 on the X axle guide rail 4, 4 translations of X axle guide rail can be followed to portal frame 5, be equipped with Y axle guide rail 6 in the portal frame 5, be equipped with Z axle measuring device 7 on the Y axle guide rail 6, Z axle measuring device 7 can be along 6 translations of Y axle guide rail, be equipped with display screen 8 on the Z axle measuring device 7, Z axle measuring device 7 has camera 9, camera 9 has optical lens 10, be equipped with CNC servo 11 in the workstation 1.
The camera 9 is a CCD industrial camera, the optical lens 10 is an automatic zooming optical lens, and a surface lamp is arranged around the optical lens 10 under the camera 9 and is an LED cold light source. A backlight module 12 is arranged below the glass table 3, and an LED transmission parallel light source and an emitting object outline are arranged in the backlight module 12. And servo motors are adopted between the X-axis guide rail 4 and the portal frame 5 and between the Z-axis measuring device 7 and the Y-axis guide rail 6 to drive the ball screws to realize transmission. The fixed lower margin 13 of keeping flat of workstation 1 can be realized to workstation 1 below being equipped with, be equipped with before the workstation 1 and control panel 14.
The working principle is as follows: the invention adopts a movable gantry structure to measure the workpiece to be fixed, improves the measurement precision without moving the workpiece for many times, simultaneously, the optical lens 10 is an automatic zoom optical lens to easily realize magnification switching without recalibration, the CNC servo motion system 11 realizes X, Y, Z three-axis CNC full-automatic precise control and accurate positioning, the transmission adopts a servo motor to drive a ball screw to realize transmission, ensures the precision of the motion system, simultaneously, the CNC servo motion system 11 has strong electromagnetic interference resistance and good shielding effect, monitors the position of a machine table and the state of the lens in real time, an LED surface light source is arranged around the optical lens under the camera 9, an LED transmission parallel light source is arranged on the backlight module 12 under the glass table 3, multi-stage intelligent brightness adjustment is carried out, and measurement software is matched to ensure that a user can more conveniently and rapidly carry out measurement and data analysis on various geometric dimensions, and can rapidly establish a workpiece coordinate system, the geometric dimension and form and position tolerance are measured quickly, the output report forms of quick focusing, automatic edge finding and diversification are realized, the online SPC data processing analysis is realized, the automatic measurement task can be set, the batch detection is completed efficiently,
in summary, compared with the conventional technology: the invention adopts a movable gantry structure to measure the workpiece to be fixed, improves the measurement precision without moving the workpiece for many times, simultaneously, the optical lens 10 is an automatic zoom optical lens, easily realizes magnification switching without recalibration, the CNC servo motion system 11 realizes X, Y, Z three-axis CNC full-automatic precise control and accurate positioning, the transmission adopts a servo motor to drive a ball screw to realize transmission, the precision of the motion system is ensured, an LED surface light source is arranged below the camera 9 and around the optical lens 10, an LED transmission parallel light source is arranged below the glass table 3 and the backlight module 12 is provided with an LED transmission parallel light source, and the multi-stage intelligent brightness adjustment is realized.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (5)
1. The utility model provides an accurate type image measurement appearance based on optical image technique which characterized in that: the automatic measuring device comprises a workbench, be equipped with the instrument table on the workstation, be equipped with glass platform and X axle guide rail on the instrument table, the X axle guide rail sets up along glass platform both sides, be equipped with the portal frame on the X axle guide rail, X axle guide rail translation can be followed to the portal frame, be equipped with Y axle guide rail in the portal frame, be equipped with Z axle measuring device on the Y axle guide rail, Z axle measuring device can be along Y axle guide rail translation, be equipped with the display screen on the Z axle measuring device, Z axle measuring device has the camera, the camera has optical lens, be equipped with CNC servo motion system in the workstation.
2. The image measuring apparatus of claim 1, wherein the image measuring apparatus comprises: the camera is a CCD industrial camera, the optical lens is an automatic zooming optical lens, a surface lamp is arranged under the camera and surrounds the optical lens, and the surface lamp is an LED cold light source.
3. The image measuring apparatus of claim 1, wherein the image measuring apparatus comprises: a backlight module is arranged below the glass table, and an LED transmission parallel light source is arranged in the backlight module.
4. The image measuring apparatus of claim 1, wherein the image measuring apparatus comprises: and servo motors are adopted between the X-axis guide rail and the portal frame and between the Z-axis measuring device and the Y-axis guide rail to drive the ball screws to realize transmission.
5. The image measuring apparatus of claim 1, wherein the image measuring apparatus comprises: the fixed lower margin of keeping flat of workstation can be realized to the workstation below being equipped with, be equipped with before the workstation and control the panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111044963.8A CN113701634A (en) | 2021-09-07 | 2021-09-07 | Accurate type image measuring apparatu based on optical image technique |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111044963.8A CN113701634A (en) | 2021-09-07 | 2021-09-07 | Accurate type image measuring apparatu based on optical image technique |
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| CN113701634A true CN113701634A (en) | 2021-11-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111044963.8A Pending CN113701634A (en) | 2021-09-07 | 2021-09-07 | Accurate type image measuring apparatu based on optical image technique |
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Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19514692A1 (en) * | 1995-04-13 | 1996-10-24 | Sicon Spectroscopic Instr Gmbh | Optical co-ordinate measuring machine |
| CN203163682U (en) * | 2013-01-28 | 2013-08-28 | 东莞市嘉腾仪器仪表有限公司 | Full-automatic gantry-type image measuring instrument |
| CN203719627U (en) * | 2014-01-20 | 2014-07-16 | 东莞市亿辉光电科技有限公司 | Full-automatic large-plane three-dimensional image measuring instrument |
| CN203929068U (en) * | 2014-04-29 | 2014-11-05 | 东莞市普密斯精密仪器有限公司 | A kind of wide field optical system |
| CN206469841U (en) * | 2017-02-08 | 2017-09-05 | 东莞市旺民光学仪器有限公司 | A kind of gantry semi-automatic optical image measurer |
| CN206627075U (en) * | 2017-03-27 | 2017-11-10 | 东莞市兆丰精密仪器有限公司 | A kind of wild high-precision profile measurement machine of double vision |
| CN209673051U (en) * | 2019-04-25 | 2019-11-22 | 东莞科曼尼精密光学测量科技有限公司 | A kind of more lens video measuring instruments |
| CN210981155U (en) * | 2019-12-24 | 2020-07-10 | 苏州川鹏塑料有限公司 | Full-automatic accurate measuring device of accurate part |
| CN213238774U (en) * | 2020-10-25 | 2021-05-18 | 东莞市旺民光学仪器有限公司 | Full-automatic image measuring instrument of stand |
-
2021
- 2021-09-07 CN CN202111044963.8A patent/CN113701634A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19514692A1 (en) * | 1995-04-13 | 1996-10-24 | Sicon Spectroscopic Instr Gmbh | Optical co-ordinate measuring machine |
| CN203163682U (en) * | 2013-01-28 | 2013-08-28 | 东莞市嘉腾仪器仪表有限公司 | Full-automatic gantry-type image measuring instrument |
| CN203719627U (en) * | 2014-01-20 | 2014-07-16 | 东莞市亿辉光电科技有限公司 | Full-automatic large-plane three-dimensional image measuring instrument |
| CN203929068U (en) * | 2014-04-29 | 2014-11-05 | 东莞市普密斯精密仪器有限公司 | A kind of wide field optical system |
| CN206469841U (en) * | 2017-02-08 | 2017-09-05 | 东莞市旺民光学仪器有限公司 | A kind of gantry semi-automatic optical image measurer |
| CN206627075U (en) * | 2017-03-27 | 2017-11-10 | 东莞市兆丰精密仪器有限公司 | A kind of wild high-precision profile measurement machine of double vision |
| CN209673051U (en) * | 2019-04-25 | 2019-11-22 | 东莞科曼尼精密光学测量科技有限公司 | A kind of more lens video measuring instruments |
| CN210981155U (en) * | 2019-12-24 | 2020-07-10 | 苏州川鹏塑料有限公司 | Full-automatic accurate measuring device of accurate part |
| CN213238774U (en) * | 2020-10-25 | 2021-05-18 | 东莞市旺民光学仪器有限公司 | Full-automatic image measuring instrument of stand |
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