CN210128816U - Experiment bench for testing or detecting large-field telecentric lens - Google Patents
Experiment bench for testing or detecting large-field telecentric lens Download PDFInfo
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- CN210128816U CN210128816U CN201921336435.8U CN201921336435U CN210128816U CN 210128816 U CN210128816 U CN 210128816U CN 201921336435 U CN201921336435 U CN 201921336435U CN 210128816 U CN210128816 U CN 210128816U
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Abstract
The utility model discloses an experimental bench for testing or detecting a large-field telecentric lens, which comprises a section bar frame, a first fixing device, a second fixing device, a first carrying platform and a second carrying platform, the first fixing device is used for placing and fixing the light source, so that the light source can be stably placed, the second fixing device is used for placing and fixing the telecentric lens, realizes the stable placement of the telecentric lens, the first objective platform is used for placing the reflector and realizing the change of the light source path, the second objective platform is used for placing the calibration plate or the measured object, the utility model mainly provides an experimental bench for the detection or measurement of the large-view telecentric lens, the device is used for stable placement of the telecentric lens, the light source and the measured object, realizes accurate test of the large-view telecentric lens, and has the advantages of simple structure, convenient use and adjustment and improvement of production and detection efficiency.
Description
Technical Field
The utility model belongs to the technical field of big field of vision telecentric mirror head technique and specifically relates to an experiment rack that is used for big field of vision telecentric mirror head test or detects is related to.
Background
In the current society, along with the development and research of scientific technologies such as computer technology, artificial intelligence and the like, the technology based on machine vision is more and more widely applied. The technology effectively improves the efficiency of production operation in the application of the industrial field, and greatly reduces the labor cost. While an industrial lens is an important optical component in machine vision-based detection, a conventional industrial lens has parallax, and therefore, as the distance between the lens and an object increases, the magnification also increases. This is the behavior of human vision, which helps us perceive depth of field. This parallax can cause aberrations (also referred to as angular errors) such that the detection can be subject to large deviations, thereby reducing the accuracy of the detection.
Compared with the traditional industrial lens, the telecentric lens can eliminate the detection visual angle difference, namely, the detected object has the same magnification in the imaging range, which is beneficial to the improvement of the detection precision. With the rapid development of the industry 4.0, the precision detection industry is increasingly required to be developed towards a rapid and accurate direction, and the machine vision using the telecentric lens can meet the requirements of the precision detection industry and achieve precise detection.
The optical parameters (resolution, distortion and the like) of the telecentric lens can reflect the important performance of the telecentric lens, the core parameters of the telecentric lens, the test of the optical parameters can be carried out through manual test, the volume appearance structure of the large-view telecentric lens is huge, and during the test, the general optical lens test bench can not bear the large-caliber telecentric lens, so that the design of an experiment bench which can detect the large-view telecentric lens is very necessary, the large-view can be solved, the problem that the large-size telecentric lens can not be tested is solved, the structure is simple, the installation, the debugging and the use are convenient, and the working efficiency is improved.
SUMMERY OF THE UTILITY MODEL
In order to realize above-mentioned experiment bench, the utility model aims at providing an experiment bench that is used for big field of vision telecentric mirror head test or detects, this kind of experiment bench is used for the stability of telecentric mirror head, light source, testee to place, has realized the accurate test of big field of vision telecentric mirror head, has simple structure, uses to adjust the convenience, improves production detection efficiency's advantage.
The utility model adopts the technical proposal that: the method comprises the following steps: the device comprises a profile frame, a first fixing device, a second fixing device, a first carrying platform and a second carrying platform.
The first fixing device, the second fixing device, the first carrying platform and the second carrying platform are arranged on the section bar frame;
the section bar frame consists of a caster, a lower frame body, a left frame body, a right frame body and an upper frame body, wherein the caster is arranged below the lower frame body, and the left frame body is arranged at the left side position above the lower frame body; the right frame body is arranged at the right side position above the lower frame body, and the upper frame body is arranged at the middle position between the left frame body and the right frame body;
the first fixing device is arranged in the middle of the inside of the right frame body, the second fixing device is arranged at the upper position of the left side of the upper frame body, the first carrying platform is arranged in the left frame body, and the second carrying platform is arranged above the left frame body;
the first fixing device is composed of a first fixing plate, a first adjusting device and a first mounting device, the first fixing plate is mounted above the lower frame body and located inside the right frame body, the first adjusting device is mounted above the first fixing plate, and the first mounting device is located above the first adjusting device;
the second fixing device is composed of a second fixing plate, a second adjusting device and a second mounting device, the second fixing plate is mounted on the right side of the upper frame body, the second adjusting device is mounted on the left side of the second fixing plate, and the second mounting device is located on the left side of the second adjusting device;
the first carrying platform and the second carrying platform are identical in structure and are composed of a platform body and clamping buttons, the platform body is a corresponding section, a concave structure is arranged inside the section, and the clamping buttons are arranged on two sides of the concave structure of the section.
Further, adjusting device include base, adjusting bolt, lead screw, double guide, first fixed block, second fixed block, removal slider, the pedestal mounting in the fixed plate top, first fixed block install the one side at the base, the second fixed block install the opposite side at the base, double guide install both sides position between first fixed block and second fixed block, removal slider install in double guide top, lead screw one end pass first fixed block, remove the slider and install on the second fixed block, adjusting bolt install the other end at the lead screw.
Furthermore, the upper frame body, the right frame body and the section bar form a triangular structure, so that the stability of the upper frame body is ensured.
Furthermore, four truckles are arranged at four corners below the lower frame body respectively.
Furthermore, the number of the clamping buttons is four, two of the clamping buttons are arranged on one side of the concave structure, and the other two clamping buttons are arranged on the other side of the concave structure.
The utility model has the advantages that:
the utility model is used for experiment rack of big field of vision telecentric mirror head test or detection mainly includes: the device comprises a profile frame, a first fixing device, a second fixing device, a first carrying platform and a second carrying platform; the utility model discloses simple structure, it is convenient to use the regulation, is exclusively used in the test and the detection of big field of vision telecentric mirror head.
The utility model is used for big field of vision telecentric mirror head test or the experiment bench that detects, the truckle install in lower frame body below, the truckle can carry out the regulation and the fixing of upper and lower position, can be used for adjusting the levelness of laboratory bench to can be used for the displacement laboratory bench and fixed, convenient to use.
The utility model is used for big field of vision telecentric mirror head test or the laboratory bench that detects, first fixing device install at section bar frame right side frame internally, mainly used places the light source, second fixing device install in last frame body left side top position, mainly used places telecentric mirror head, adjusting bolt adjusting light source or telecentric mirror head position on the accessible adjusting device ensure to detect or measuring accuracy.
The utility model discloses an experiment bench that is used for big field of vision telecentric mirror to test or detect, first objective platform install in section bar frame left side frame body for place the reflector, change light source light path direction, save space, convenient operation; the second objective platform is used for placing a calibration plate or an object to be detected, the clamping buttons on the two sides of the first objective platform are used for fixing the reflector, the stability of a light source is guaranteed, the clamping buttons on the two sides of the second objective platform are used for fixing the calibration plate or the object to be detected, and the correctness of a test or a detection result is guaranteed.
Drawings
Fig. 1 is a schematic view of a three-dimensional structure of an experimental bench for testing or detecting a large-field telecentric lens according to the present invention;
fig. 2 is a schematic structural view of a frame of a laboratory bench profile for testing or inspecting a large-field telecentric lens according to the present invention;
fig. 3 is a schematic structural view of an experiment bench adjusting device for testing or detecting a large-field telecentric lens according to the present invention;
fig. 4 is a schematic structural view of an experiment table mounting device for testing or detecting a large-field telecentric lens according to the present invention;
fig. 5 is the utility model provides a first objective platform structure sketch map of experiment rack for test of big field of vision telecentric mirror head or detection.
Description of the reference numerals
100-profile frame, 110-caster, 120-lower frame body, 130-left frame body, 140-right frame body, 150-upper frame body, 200-first fixing device, 210-first fixing plate, 220-first adjusting device, 221-base, 222-adjusting bolt, 223-screw rod, 224-double guide rail, 225-first fixing block, 226-second fixing block, 227-moving slide block, 230-first mounting device, 300-second fixing device, 310-second fixing block, 320-second adjusting device, 330-second mounting device, 400-first loading platform, 410-platform body, 420-clamping button, 500-second loading platform.
Detailed Description
The following description of the embodiments of the present invention will be made with reference to the accompanying drawings and examples:
it should be noted that the structures, ratios, sizes, etc. shown in the drawings of the present specification are only used for matching with the contents disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions, modifications of any structures, changes of ratio relationships or adjustment of sizes, which do not affect the efficacy and the achievable purpose of the present invention, and still fall within the scope of the present invention.
Meanwhile, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are used for clarity of description only, and are not used to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof should be considered as the scope of the present invention without substantial changes in the technical content.
As shown in fig. 1-5, the present invention discloses a detailed implementation manner, the utility model discloses an experiment bench for big field of vision telecentric mirror test or detection contains section bar frame 100, first fixing device 200, second fixing device 300, first cargo platform 400, second cargo platform 500.
The first fixing device 200, the second fixing device 300, the first loading platform 400 and the second loading platform 500 are mounted on the profile frame 100.
The profile frame 100 is composed of a caster 110, a lower frame body 120, a left frame body 130, a right frame body 140 and an upper frame body 150, wherein the caster 110 is installed below the lower frame body 120, and the left frame body 130 is installed at the left side position above the lower frame body 120; the right frame body 140 is installed at a right position above the lower frame body 120, and the upper frame body 150 is installed at a middle position between the left frame body 130 and the right frame body 140.
The utility model discloses in the middle of, as shown in fig. 2, section bar frame 100 use 6061 aluminum alloy material to make, left frame body 130, upper frame body 150, right frame body 140 install in proper order on lower frame body 120, left frame body 130 right side is connected upper frame body 150, right frame body 140 left side is connected upper frame body 150, truckle 110 can carry out the regulation of upper and lower position, play the effect of adjusting experiment bench levelness, ensuring test or testing result accuracy.
The first fixing device 200 is installed at a middle position inside the right frame body 140, the second fixing device 300 is installed at an upper position on the left side of the upper frame body 150, the first loading platform 400 is inside the left frame body 130, and the second loading platform 500 is above the left frame body 130.
The first fixing device 200 is composed of a first fixing plate 210, a first adjusting device 220, and a first mounting device 230, the first fixing plate 210 is mounted on the lower frame body 120 and located inside the right frame body 140, the first adjusting device 220 is mounted on the first fixing plate 210, and the first mounting device 230 is located on the first adjusting device 220.
The second fixing device 300 is composed of a second fixing plate 310, a second adjusting device 320, and a second mounting device 330, wherein the second fixing plate 310 is mounted on the right side of the upper frame body 150, the second adjusting device 320 is mounted on the left side of the second fixing plate 310, and the second mounting device 330 is located on the left side of the second adjusting device 320.
The utility model discloses in the middle of, as shown in fig. 1, fig. 3 and fig. 4, first fixing device 200 is used for placing the light source, and second fixing device 300 is used for placing telecentric lens, and first fixed plate 210 and second fixed plate 310 all play fixed effect, and first adjusting device 220 is used for adjusting the position of light source left and right sides direction, and second adjusting device 320 is used for adjusting the position of telecentric lens upper and lower direction, and then adjusts telecentric lens's working distance, first installation device 230 and second installation device 330 all adopt interior round design, ensure the stable of light source and telecentric lens and place.
The first loading platform 400 and the second loading platform 500 have the same structure and are composed of a platform body 410 and clamping buttons 420, the platform body 410 is a corresponding section bar, the interior of the section bar is of a concave structure, and the clamping buttons 420 are arranged on two sides of the concave structure of the section bar.
The utility model discloses in the middle of, as shown in fig. 5, the platform body 410 of first cargo platform 400 corresponds the inside concave type structure of section bar and is used for placing the reflector and then change the light source circuit, ensures that the reflector can steadily be placed, and clamp button 420 is fixed it after the reflector is steadily placed, guarantees the stability of placing, the platform body 410 of second cargo platform 500 corresponds the inside concave type structure of section bar and is used for placing calibration plate or measured object, ensures that calibration plate or measured object can steadily be placed, and clamp button 420 fixes it after calibration plate or measured object are steadily placed, guarantees the stability of placing.
Preferably, as shown in fig. 3, the adjusting device 220 includes a base 221, an adjusting bolt 222, a screw rod 223, a double guide rail 224, a first fixing block 225, a second fixing block 226, and a moving slider 227, the base 221 is installed above the fixing plate 210, the first fixing block 225 is installed on one side of the base 221, the second fixing block 226 is installed on the other side of the base 221, the double guide rail 224 is installed between the first fixing block 225 and the second fixing block 226, the moving slider 227 is installed above the double guide rail 224, one end of the screw rod 223 passes through the first fixing block 225, the moving slider 227 is installed on the second fixing block 226, and the adjusting bolt 222 is installed on the other end of the screw rod 223.
The utility model discloses in the middle of, drive lead screw 223 through rotation adjusting bolt 222 from top to bottom and rotate, and then drive and remove slider 227 forward or backward movement, play the effect of adjusting the light source position, remove slider 227 and remove on double guide rail 224, the shift position that removes slider 227 has been injectd to the position of first fixed block 225 and second fixed block 226.
Preferably, as shown in fig. 2, the upper frame body 150, the right frame body 140 and the profile form a triangular structure, so as to ensure the stability of the upper frame body 150.
Preferably, as shown in fig. 1 or 2, four casters 110 are provided, and are respectively installed at four corners below the lower frame body 120 to ensure stable placement of the profile frame 100.
Preferably, as shown in fig. 5, the clamping buttons 420 are four in number, two of which are mounted on one side of the concave structure and two of which are mounted on the other side of the concave structure.
The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the gist of the present invention within the knowledge of those skilled in the art.
Many other changes and modifications can be made without departing from the spirit and scope of the invention. It is to be understood that the invention is not to be limited to the specific embodiments, and that the scope of the invention is defined by the appended claims.
Claims (5)
1. A laboratory bench that is used for big field of vision telecentric mirror head to test or detect, its characterized in that: comprises a section bar frame (100), a first fixing device (200), a second fixing device (300), a first carrying platform (400) and a second carrying platform (500);
the first fixing device (200), the second fixing device (300), the first carrying platform (400) and the second carrying platform (500) are arranged on the profile frame (100);
the profile frame (100) consists of a caster (110), a lower frame body (120), a left frame body (130), a right frame body (140) and an upper frame body (150), wherein the caster (110) is arranged below the lower frame body (120), and the left frame body (130) is arranged at the left side position above the lower frame body (120); the right frame body (140) is arranged at the right side position above the lower frame body (120), and the upper frame body (150) is arranged at the middle position between the left frame body (130) and the right frame body (140);
the first fixing device (200) is arranged at the middle position inside the right frame body (140), the second fixing device (300) is arranged at the upper position on the left side of the upper frame body (150), the first loading platform (400) is arranged inside the left frame body (130), and the second loading platform (500) is arranged above the left frame body (130);
the first fixing device (200) is composed of a first fixing plate (210), a first adjusting device (220) and a first mounting device (230), the first fixing plate (210) is mounted above the lower frame body (120) and positioned inside the right frame body (140), the first adjusting device (220) is mounted above the first fixing plate (210), and the first mounting device (230) is positioned above the first adjusting device (220);
the second fixing device (300) is composed of a second fixing plate (310), a second adjusting device (320) and a second mounting device (330), the second fixing plate (310) is mounted on the right side of the upper frame body (150), the second adjusting device (320) is mounted on the left side of the second fixing plate (310), and the second mounting device (330) is located on the left side of the second adjusting device (320);
the first carrying platform (400) and the second carrying platform (500) are identical in structure and composed of a platform body (410) and clamping buttons (420), the platform body (410) is a corresponding section bar, the interior of the section bar is of a concave structure, and the clamping buttons (420) are installed on two sides of the concave structure of the section bar.
2. The laboratory bench for large-field telecentric lens testing or inspection according to claim 1, wherein the first adjusting device (220) comprises a base (221), an adjusting bolt (222), a screw rod (223), a double guide rail (224), a first fixing block (225), a second fixing block (226) and a moving slide block (227), the base (221) is installed above the first fixing plate (210), the first fixing block (225) is installed at one side of the base (221), the second fixing block (226) is installed at the other side of the base (221), the double guide rail (224) is installed at two sides between the first fixing block (225) and the second fixing block (226), the moving slide block (227) is installed above the double guide rail (224), one end of the screw rod (223) passes through the first fixing block (225), the moving slide block (227) is installed on the second fixing block (226), the adjusting bolt (222) is arranged at the other end of the screw rod (223).
3. The laboratory bench for large-field telecentric lens testing or inspection according to claim 1, wherein the upper frame body (150), the right frame body (140) and the profile form a triangular structure.
4. The laboratory bench for large-field telecentric lens testing or inspection according to claim 1, wherein four casters (110) are installed at four corners under the lower frame body (120).
5. The laboratory bench for large-field telecentric lens testing or inspection according to claim 1, wherein the number of the clamping buttons (420) is four, two of which are mounted on one side of the concave structure and the other two are mounted on the other side of the concave structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921336435.8U CN210128816U (en) | 2019-08-18 | 2019-08-18 | Experiment bench for testing or detecting large-field telecentric lens |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921336435.8U CN210128816U (en) | 2019-08-18 | 2019-08-18 | Experiment bench for testing or detecting large-field telecentric lens |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210128816U true CN210128816U (en) | 2020-03-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921336435.8U Active CN210128816U (en) | 2019-08-18 | 2019-08-18 | Experiment bench for testing or detecting large-field telecentric lens |
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| Country | Link |
|---|---|
| CN (1) | CN210128816U (en) |
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- 2019-08-18 CN CN201921336435.8U patent/CN210128816U/en active Active
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