CN205027306U - Automatic image measurement system - Google Patents
Automatic image measurement system Download PDFInfo
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- CN205027306U CN205027306U CN201520692106.2U CN201520692106U CN205027306U CN 205027306 U CN205027306 U CN 205027306U CN 201520692106 U CN201520692106 U CN 201520692106U CN 205027306 U CN205027306 U CN 205027306U
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Abstract
The utility model discloses an automatic image measurement system, including base, LED light the lamp light source, image mirror sleeve, grating chi, reading head and surveying work platform, mesh the transmission system who forms in proper order including the encoder with by first, second, third gear in the image mirror sleeve, the surveying work platform is including the x that stacks to slide and y to the slide, the grating chi install on x is to the slide and its with along x to direction parallel arrangement, the bench at surveying work is established to the reading head, the reading head is parallel to the skateboarding direction with x, the grating chi removes to the slide along with x to through being located the inside photoelectric sensor scanning of reading head increment grating on the grating chi obtains the displacement volume, it has the absolute reference point of a plurality of to alternate in the increment grating. The utility model discloses can let follow -up electronic equipment find absolute reference point fast, effectively improve work efficiency to improved measurement accuracy, and convenient operation.
Description
Technical field
The utility model relates to a kind of image measurer, particularly relates to a kind of automatic image measuring system.
Background technology
Image measurer has another name called automatic image measuring system, which overcomes the deficiency of conventional projector, be integrate light, mechanical, electrical, the novel high-precision of computer image technology, high-tech surveying instrument.The imaging of high magnification optical amplifier is carried out by optical microscope measuring targets, after the object image after amplification is sent into computing machine by CCD camera system, the profile of various complex part and the microcosmic detection of surface configuration size, angle and position, particularly precision parts and quality control can be detected efficiently.Can be directly inputted in AUTOCAD by measurement data, become complete engineering drawing, figure can generate DXF document, also can be input in WORD, EXCEL, carry out statistical study, can mark simple Xbar-S control chart, obtain Ca, wait various parameter.
Precision and the rate request of current image measurer are more and more higher, when ball screw machine nut carrys out quick mobile machine tool worktable, can produce error, now adopt linear grating chi just can effectively eliminate potential error source.
But all to look for benchmark zero-bit when the linear grating chi defect that existing image measurer adopts is and opens at every turn or reset, namely read head will move back and forth along blade, usual theory look in chi, lose time, adopt this linear grating chi rapid movement or be subject to electromagnetic interference (EMI) and there will be step-out and lose number, affect degree of accuracy.This linear grating chi in use in addition, and on-the-spot environment temperature and the standard temperature in laboratory have deviation, and the material rising-heat contracting-cold of linear grating chi can be caused to bring measuring error.And to know that the absolute position of read head is very important under many circumstances, the absolute position of linear grating chi can be determined fast, in use will be convenient, therefore, how to overcome the direction that above-mentioned technical matters becomes those skilled in the art's effort.
Summary of the invention
The utility model provides a kind of automatic image measuring system, and this automatic image measuring system can allow Subsequent electronic equipment find absolute reference point fast, effectively increases work efficiency, thus improves measuring accuracy, and easy to operate, substantially increases work effect.
For achieving the above object, the technical solution adopted in the utility model is: a kind of automatic image measuring system, comprise pedestal, the upper lamp source of LED, image mirror sleeve, grating scale, read head and surveying work platform, the described image mirror sleeve that below has focusing lens is installed on Z axis driving mechanism, and this Z axis driving mechanism is fixed on the leading flank of a column; One ccd video camera is arranged in image mirror sleeve, and this ccd video camera is electrically connected with computer; The lower end of described focusing lens is fixed with lamp source on LED, is provided with LED profile light source under the glass table top of described surveying work platform;
Comprise scrambler in described image mirror sleeve and engaged the kinematic train formed by first, second, third gear successively, described scrambler is fixed on Z axis driving mechanism, first gear is arranged on the output shaft of motor, second gear is arranged on the rotation axis of scrambler, and the 3rd gear is arranged on image mirror sleeve;
Described surveying work platform comprises the x that stacks to slide plate and y to slide plate, and described x is fixed with 2 x to slide block abreast to slide plate lower surface, and described y is fixed with two x to line rail to slide plate upper surface is parallel, and described x embeds x in the groove of slide block to line rail;
Described grating scale be installed on x on slide plate and its be arranged in parallel along x to direction, described read head is located on surveying work platform, described read head is parallel to skateboarding direction with x, described grating scale moves to slide plate with x, and obtain displacement by the increment grating that the photoelectric sensor being positioned at read head inside scans on described grating scale, be interspersed with several absolute reference points in described increment grating.
In technique scheme, further improvement opportunity scheme is as follows:
1. in such scheme, described photoelectric sensor comprises substrate, convex lens, photoelectric cell group and LED light source, and described photoelectric cell group and LED light source are positioned at convex lens, and this photoelectric cell group and LED light source are installed on substrate surface.
2. in such scheme, also comprise pedestal and equipment frame, described pedestal, computer are installed on equipment frame, support respectively, and described column is fixed on pedestal rear side end.
3., in such scheme, the bottom of described equipment frame is provided with adjustable feet.
Because technique scheme is used, the utility model compared with prior art has following advantages:
The utility model automatic image measuring system, its read head being located at the grating scale on lathe and being located at above described grating scale, described read head is located on the travelling table of described lathe, described grating scale is parallel with the direction of motion of described lathe, described read head moves with described travelling table, and the increment grating scanned by inner photoelectric sensor on described grating scale, obtain displacement, so the utility model effectively eliminates reciprocal measuring error and mechanical mismatch error, possess good contamination resistance and long-time stability because using photoscanning mensuration simultaneously, secondly, due to described grating scale being carved with increment grating, and be interspersed with some absolute references point in described increment grating, so the utility model can allow Subsequent electronic equipment find absolute reference point fast, effectively increase work efficiency.
Accompanying drawing explanation
Accompanying drawing 1 is the utility model automatic image measuring system structural representation;
Accompanying drawing 2 is image mirror tube-in-tube structure schematic diagram in the utility model automatic image measuring system;
Accompanying drawing 3 is surveying work platform structural representation in the utility model automatic image measuring system;
Accompanying drawing 4 is grating scale and read head structural representation in the utility model automatic image measuring system;
Accompanying drawing 5 is read head structural representation in the utility model automatic image measuring system.
In above accompanying drawing: 1, pedestal; 2, surveying work platform; 3, column; 4, computer; 5, support; 6, equipment frame; 7, adjustable feet; 9, image mirror sleeve; 10, Z axis driving mechanism; 11, ccd video camera; 12, the upper lamp source of LED; 13, glass table top; 14, LED profile light source; 15, x is to slide plate; 16, y is to slide plate; 17, grating scale; 18, read head; 19, photoelectric sensor; 20, increment grating; 21, absolute reference point; 22, read head; 23, photoelectric sensor; 24, increment grating; 25, absolute reference point.
Embodiment
Below in conjunction with drawings and Examples, the utility model is further described:
Embodiment: a kind of automatic image measuring system, comprise pedestal 1, the upper lamp source 12 of LED, image mirror sleeve 9, grating scale 17, read head 18 and surveying work platform 2, the described image mirror sleeve 9 that below has focusing lens is installed on Z axis driving mechanism 10, and this Z axis driving mechanism 10 is fixed on the leading flank of a column 3; One ccd video camera 11 is arranged in image mirror sleeve 9, and this ccd video camera 11 is electrically connected with computer 4; The lower end of described focusing lens is fixed with lamp source 12 on LED, and the glass table top of described surveying work platform 2 is provided with LED profile light source 14 for 13 times;
Comprise scrambler 22 in described image mirror sleeve 9 and engage by first, second, third gear 23,24,25 kinematic train formed successively, described scrambler 22 is fixed on Z axis driving mechanism 10, first gear 23 is arranged on the output shaft of motor, second gear 24 is arranged on the rotation axis of scrambler 22, and the 3rd gear 25 is arranged on image mirror sleeve 9;
Described surveying work platform 2 comprises the x that stacks to slide plate 15 and y to slide plate 16, and described x is fixed with 2 x to slide block abreast to slide plate 15 lower surface, and described y is fixed with two x to line rail to slide plate upper surface is parallel, and described x embeds x in the groove of slide block to line rail;
Described grating scale 17 be installed on x on slide plate 15 and its be arranged in parallel along x to direction, described read head 18 is located on surveying work platform 2, described read head 18 is parallel to slide plate 15 direction of motion with x, described grating scale 17 moves to slide plate 15 with x, and obtain displacement by the increment grating 20 that the photoelectric sensor 19 being positioned at read head 18 inside scans on described grating scale 17, be interspersed with several absolute reference points 21 in described increment grating 20.
Above-mentioned photoelectric sensor 19 comprises substrate 22, convex lens 23, photoelectric cell group 24 and LED light source 25, and described photoelectric cell group 24 and LED light source 25 are positioned at convex lens 23, and this photoelectric cell group 24 and LED light source 25 are installed on substrate 22 surface.
Comprise scrambler 24 in above-mentioned image mirror sleeve 9 and engage by first, second, third gear 25,26,27 kinematic train formed successively, one motor 30 and described scrambler 24 are fixed on Z axis driving mechanism 10, first gear 25 is arranged on the output shaft of motor 30, second gear 26 is arranged on the rotation axis of scrambler 24, and the 3rd gear 27 is arranged on image mirror sleeve 9.
Also comprise pedestal 1 and equipment frame 6, described pedestal 1, computer 4 are installed on equipment frame 6, support 7 respectively, and described column 3 is fixed on pedestal 1 rear side end.
The bottom of the said equipment frame 6 is provided with adjustable feet 7.
When adopting above-mentioned high-precision numerical control machine, its read head being located at the grating scale on lathe and being located at above described grating scale, described read head is located on the travelling table of described lathe, described grating scale is parallel with the direction of motion of described lathe, described read head moves with described travelling table, and the increment grating scanned by inner photoelectric sensor on described grating scale, obtain displacement, so the utility model effectively eliminates reciprocal measuring error and mechanical mismatch error, possess good contamination resistance and long-time stability because using photoscanning mensuration simultaneously, secondly, due to described grating scale being carved with increment grating, and be interspersed with some absolute references point in described increment grating, so the utility model can allow Subsequent electronic equipment find absolute reference point fast, effectively increase work efficiency.
Above-described embodiment, only for technical conceive of the present utility model and feature are described, its object is to person skilled in the art can be understood content of the present utility model and implement according to this, can not limit protection domain of the present utility model with this.All equivalences done according to the utility model Spirit Essence change or modify, and all should be encompassed within protection domain of the present utility model.
Claims (3)
1. an automatic image measuring system, it is characterized in that: comprise pedestal (1), the upper lamp source of LED (12), image mirror sleeve (9), grating scale (17), read head (18) and surveying work platform (2), the described image mirror sleeve (9) that below has focusing lens is installed on Z axis driving mechanism (10), and this Z axis driving mechanism (10) is fixed on the leading flank of a column (3); One ccd video camera (11) is arranged in image mirror sleeve (9), and this ccd video camera (11) is electrically connected with computer (4); The lower end of described focusing lens is fixed with lamp source on LED (12), is provided with LED profile light source (14) under the glass table top (13) of described surveying work platform (2);
Comprise scrambler (22) in described image mirror sleeve (9) and engage by first, second, third gear (23,24,25) kinematic train formed successively, described scrambler (22) is fixed on Z axis driving mechanism (10), first gear (23) is arranged on the output shaft of motor, second gear (24) is arranged on the rotation axis of scrambler (22), and the 3rd gear (25) is arranged on image mirror sleeve (9);
Described surveying work platform (2) comprises the x that stacks to slide plate (15) and y to slide plate (16), described x is fixed with 2 x to slide block abreast to slide plate (15) lower surface, described y is fixed with two x to line rail to slide plate upper surface is parallel, and described x embeds x in the groove of slide block to line rail;
Described grating scale (17) be installed on x to slide plate (15) upper and its be arranged in parallel along x to direction, described read head (18) is located on surveying work platform (2), described read head (18) is parallel to slide plate (15) direction of motion with x, described grating scale (17) is mobile to slide plate (15) with x, and the increment grating (20) scanned on described grating scale (17) by being positioned at the inner photoelectric sensor (19) of read head (18) obtains displacement, is interspersed with several absolute reference points (21) in described increment grating (20).
2. automatic image measuring system according to claim 1, it is characterized in that: described photoelectric sensor (19) comprises substrate (22), convex lens (23), photoelectric cell group (24) and LED light source (25), described photoelectric cell group (24) and LED light source (25) are positioned at convex lens (23), and this photoelectric cell group (24) and LED light source (25) are installed on substrate (22) surface.
3. automatic image measuring system according to claim 1 and 2, it is characterized in that: also comprise pedestal (1) and equipment frame (6), described pedestal (1), computer (4) are installed on equipment frame (6), support (7) respectively, and described column (3) is fixed on pedestal (1) rear side end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520692106.2U CN205027306U (en) | 2015-09-09 | 2015-09-09 | Automatic image measurement system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520692106.2U CN205027306U (en) | 2015-09-09 | 2015-09-09 | Automatic image measurement system |
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|---|---|
| CN205027306U true CN205027306U (en) | 2016-02-10 |
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| CN201520692106.2U Active CN205027306U (en) | 2015-09-09 | 2015-09-09 | Automatic image measurement system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105785694A (en) * | 2016-05-19 | 2016-07-20 | 母曼曼 | Camera base |
| CN106767516A (en) * | 2017-01-12 | 2017-05-31 | 广东龙天智能仪器股份有限公司 | Automated optical white light scanning instrument |
| CN106813573A (en) * | 2017-01-10 | 2017-06-09 | 江苏信息职业技术学院 | Automatic optical detecting system based on CNC |
-
2015
- 2015-09-09 CN CN201520692106.2U patent/CN205027306U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105785694A (en) * | 2016-05-19 | 2016-07-20 | 母曼曼 | Camera base |
| CN106813573A (en) * | 2017-01-10 | 2017-06-09 | 江苏信息职业技术学院 | Automatic optical detecting system based on CNC |
| CN106767516A (en) * | 2017-01-12 | 2017-05-31 | 广东龙天智能仪器股份有限公司 | Automated optical white light scanning instrument |
| CN106767516B (en) * | 2017-01-12 | 2022-10-04 | 广东龙天智能仪器股份有限公司 | Automatic optical white light scanner |
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