CN213238804U - Far working distance photoelectric autocollimator - Google Patents
Far working distance photoelectric autocollimator Download PDFInfo
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- CN213238804U CN213238804U CN202022607530.6U CN202022607530U CN213238804U CN 213238804 U CN213238804 U CN 213238804U CN 202022607530 U CN202022607530 U CN 202022607530U CN 213238804 U CN213238804 U CN 213238804U
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- reticle
- light source
- spectroscope
- led light
- autocollimator
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Abstract
The utility model discloses a far working distance photoelectricity autocollimator, comprising a main body, mirror tube one end is connected to the main part, heavy-calibre objective is installed to the mirror tube other end, the two dimension adjustable support is connected to the mirror tube below, heavy-calibre objective one side is equipped with the speculum, the main part includes the LED light source, LED light source below is equipped with the reticle, the reticle below is equipped with the spectroscope, spectroscope one side is equipped with photoelectric detector, and the opposite side is equipped with the mirror tube, inside LED light source, reticle, spectroscope and photoelectric detector all were fixed in main body cover, main body cover connects the mirror tube. The device can display the position of the cross cursor in real time; and the maximum can realize the ultra-long working distance measurement of 80 meters.
Description
Technical Field
The utility model relates to a photoelectricity autocollimator technical field, concretely relates to far away working distance photoelectricity autocollimator.
Background
An autocollimator, also known as an autocollimator tube or an optical flatness inspection device, is a measuring instrument that converts angle measurement into linear measurement by using the autocollimation principle of light. The device is widely applied to small angle measurement, flat plate flatness measurement, guide rail flatness and parallelism measurement and the like. Mainly comprises an optical autocollimator, a photoelectric autocollimator, a laser collimator and the like. The maximum measuring distance of the autocollimator products in the market at present is 40M, but the measured products of some customers can reach 50M, 60M or 80M, even more than 100M, the straightness detection of the products mainly depends on sectional detection, so that the whole product cannot be completely evaluated, and the straightness or flatness error of the whole length range of the measured product cannot be accurately measured.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a far from working distance photoelectricity autocollimator to solve the problem that proposes among the above-mentioned background art. In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a far working distance photoelectricity autocollimator, includes the main part, mirror tube one end is connected to the main part, heavy-calibre objective is installed to the mirror tube other end, two-dimentional adjustable support is connected to the mirror tube below, heavy-calibre objective one side is equipped with the speculum, the main part includes the LED light source, LED light source below is equipped with the reticle, the reticle below is equipped with the spectroscope, spectroscope one side is equipped with photoelectric detector, and the opposite side is equipped with the mirror tube, inside LED light source, reticle, spectroscope and photoelectric detector all were fixed in the main part shell, the mirror tube is connected to the main part shell.
Preferably, the reticle is positioned right below the LED light source, and the beam splitter is positioned right below the reticle.
Preferably, the reticle is a cross reticle.
Preferably, the two-dimensional adjustable support is provided with a left-right adjusting screw rod and a pitching adjusting knob, the pitching adjusting knob is located at the end part of the two-dimensional adjustable support, and the left-right adjusting screw rod is located on two sides of the two-dimensional adjustable support.
Preferably, the large-aperture objective lens is a large-aperture long-focus achromatic objective lens.
The utility model discloses a technological effect and advantage: the device can display the position of the cross cursor in real time; the ultra-long working distance measurement of 80 meters can be realized at the farthest; the measuring precision of +/-0.3' is achieved, and the measuring precision is high.
Drawings
Fig. 1 is a schematic structural view of the present invention;
in the figure: the device comprises a main body, a 2-lens tube, a 3-large-caliber objective lens, a 4-two-dimensional adjustable support, a 5-reflector, a 6-LED light source, a 7-reticle, an 8-spectroscope, a 9-photoelectric detector, a 10-main body shell, a 11-left and right adjusting screw rod and a 12-pitching adjusting knob.
Detailed Description
In order to make the technical means, the creative features, the objectives and the functions of the present invention easily understood and appreciated, the present invention will be further described with reference to the specific drawings, and in the description of the present invention, unless otherwise specified or limited, the terms "mounted," connected "and" connected "should be understood broadly, and for example, the terms" fixed connection, "detachable connection," integral connection, mechanical connection, and electrical connection may be used; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements.
Example 1
A far working distance photoelectricity autocollimator as shown in fig. 1, including main part 1, 2 one ends of mirror tube are connected to main part 1, heavy-calibre objective 3 is installed to the 2 other ends of mirror tube, two-dimentional adjustable support 4 is connected to mirror tube 2 below, 3 one sides of heavy-calibre objective are equipped with speculum 5, main part 1 includes LED light source 6, 6 below of LED light source are equipped with reticle 7, reticle 7 below is equipped with spectroscope 8, 8 one side of spectroscope is equipped with photoelectric detector 9, and the opposite side is equipped with mirror tube 2, inside LED light source 6, reticle 7, spectroscope 8 and photoelectric detector 9 all were fixed in main body cover 10, main body cover 10 connects mirror tube 2.
Example 2
The far working distance photoelectric autocollimator shown in fig. 1 comprises a main body 1, the main body 1 is connected with one end of a lens tube 2, the other end of the lens tube 2 is provided with a large-caliber objective lens 3, the large-caliber objective lens 3 is a large-caliber long-focus achromatic objective lens, a two-dimensional adjustable bracket 4 is connected below the lens tube 2, a reflector 5 is arranged on one side of the large-caliber objective lens 3, the main body 1 comprises an LED light source 6, the LED light source 6 is a high-brightness long-life LDE light source, a reticle 7 is arranged under the LED light source 6, a spectroscope 8 is arranged under the reticle 7, the reticle 7 is a cross reticle, one side of the spectroscope 8 is provided with a photoelectric detector 9, the other side is provided with a lens tube 2, the LED light source 6, the reticle 7, the spectroscope 8 and the photoelectric detector 9 are all fixed inside a main body shell 10, and the main body shell 10 is connected with the lens tube 2; and a left-right adjusting screw rod 11 and a pitching adjusting knob 12 are arranged on the two-dimensional adjustable support 4, the pitching adjusting knob 12 is positioned at the end part of the two-dimensional adjustable support 4, and the left-right adjusting screw rod 11 is positioned at two sides of the two-dimensional adjustable support 4.
The utility model discloses process flow and theory of operation do: the LED light source 6 illuminates the cross reticle, the cross reticle is changed into parallel light after passing through the large-aperture objective lens 3 and is projected to an infinite distance, the reflector 5 positioned in front of the large-aperture objective lens 3 receives the light of the cross reticle and reflects the light, the light passes through the large-aperture objective lens 3 and the spectroscope 8 and then is reflected to the photoelectric detector 9, the reflected image of the cross reticle obtained on the photoelectric detector 9 can be displayed through a PC (personal computer) or other display equipment, the position of the reflected cross cursor can be accurately calculated through calculation, the angle deviation between the reflecting surface of the reflector and the optical axis of the objective lens is determined, and the straightness error of the ultra-long guide rail can be accurately measured by using a pitch method.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (5)
1. A far-working-distance photoelectric autocollimator comprises a main body, and is characterized in that: the utility model discloses a large-diameter objective lens, including lens pipe, main part, lens pipe, two-dimentional adjustable support, large-diameter objective lens one side is equipped with the speculum, the main part includes the LED light source, LED light source below is equipped with the reticle, the reticle below is equipped with the spectroscope, spectroscope one side is equipped with photoelectric detector, and the opposite side is equipped with the lens pipe, inside LED light source, reticle, spectroscope and photoelectric detector all were fixed in main body cover, main body cover connects the lens pipe.
2. A long working distance electro-optic autocollimator of claim 1, wherein: the reticle is positioned under the LED light source, and the spectroscope is positioned under the reticle.
3. A long working distance electro-optic autocollimator according to any one of claims 1 or 2, wherein: the reticle is a cross reticle.
4. A long working distance electro-optic autocollimator of claim 1, wherein: the two-dimensional adjustable support is provided with a left adjusting screw, a right adjusting screw and a pitching adjusting knob, the pitching adjusting knob is located at the end of the two-dimensional adjustable support, and the left adjusting screw and the right adjusting screw are located on two sides of the two-dimensional adjustable support.
5. A long working distance electro-optic autocollimator of claim 1, wherein: the large-caliber objective lens is a large-caliber long-focus achromatic objective lens.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022607530.6U CN213238804U (en) | 2020-11-12 | 2020-11-12 | Far working distance photoelectric autocollimator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022607530.6U CN213238804U (en) | 2020-11-12 | 2020-11-12 | Far working distance photoelectric autocollimator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213238804U true CN213238804U (en) | 2021-05-18 |
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ID=75881995
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022607530.6U Active CN213238804U (en) | 2020-11-12 | 2020-11-12 | Far working distance photoelectric autocollimator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213238804U (en) |
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2020
- 2020-11-12 CN CN202022607530.6U patent/CN213238804U/en active Active
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