CN111141492A - Head-up display system ray apparatus calibration stand - Google Patents
Head-up display system ray apparatus calibration stand Download PDFInfo
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- CN111141492A CN111141492A CN201911278841.8A CN201911278841A CN111141492A CN 111141492 A CN111141492 A CN 111141492A CN 201911278841 A CN201911278841 A CN 201911278841A CN 111141492 A CN111141492 A CN 111141492A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M11/00—Testing of optical apparatus; Testing structures by optical methods not otherwise provided for
- G01M11/02—Testing optical properties
Abstract
The invention relates to an optical machine calibration stand of a head-up display system, which comprises an optical base, a three-dimensional displacement platform, a large-view-field collimator, a collimator posture adjusting mechanism, a product mounting bracket, an electronic theodolite, an optical axis replacement device and the like. The head-up display system is mounted on a product mounting bracket, a detected picture is displayed on a product after the head-up display system is electrified, the visual horizontal line and the position precision of the product and the precision and the parallax of the displayed picture are measured through a large-visual-field collimator, and the position precision of the detected product is tested through an optical axis displacement device matched with the collimator. The invention realizes the function of testing a plurality of optical performance indexes of the head-up display system, improves the testing efficiency of the consistency of the optical axis of the head-up display system, shortens the development period of the head-up display system and has very important application value.
Description
Technical Field
The invention belongs to the technical field of optical testing of head-up display systems, and relates to an optical machine calibration stand of a head-up display system.
Background
At present, few and few devices are applied to optical testing of a head-up display system, the functions of the devices are single, the use and the operation are complex, and the human power efficiency is poor. At present, no patent for optical test of a head-up display system is seen, and special equipment for comparing and analyzing the optical test of the existing head-up display system mainly has the following problems:
1. the environmental adaptability is poor, and all equipment is huge and is not easy to use when a plurality of optical performance indexes are tested;
2. the equipment function is comparatively single, mostly special type customization equipment, uses comparatively complicatedly, and the man-machine is functional inefficacy.
Disclosure of Invention
Technical problem to be solved
In order to avoid the defects of the prior art, the invention provides an optical machine calibration stand of a head-up display system, which can realize the functions of coaxially arranging the visual horizontal line axis of the head-up display system and the optical axis of a product to be tested, measuring the visual horizontal line and the position precision of the head-up display system, and measuring the precision and the parallax of a display picture. The invention realizes the function of testing a plurality of optical performance indexes of the head-up display system, improves the testing efficiency of the head-up display system, shortens the development and guarantee period of the head-up display system and has very important application value.
Technical scheme
An optical machine calibration stand of a head-up display system is characterized by comprising an optical base 1, a three-dimensional displacement platform 2, a collimator attitude adjusting mechanism 4, a large-view-field collimator 3, a product mounting bracket 5, an electronic theodolite 7 and an optical axis replacement device 8; the optical base 1 is provided with a guide rail, one end of the guide rail is provided with a collimator attitude adjusting mechanism 4, and the large-view-field collimator 3 is positioned on an installation box 49 of the collimator attitude adjusting mechanism 4; a three-dimensional displacement platform 2 is arranged on the guide rail at the other end, and an electronic theodolite 7 is arranged on the platform 2; the middle part of the guide rail is provided with a product mounting bracket 5 which moves back and forth along the direction of the guide rail; an optical axis displacement device 8 which moves out and in is arranged between the collimator attitude adjusting mechanism 4 and the product mounting bracket 5, and an optical axis displacement plate 85 is arranged on the device 8; the collimator attitude adjusting mechanism 4 comprises a mounting frame 41, a guide post 42, a mounting plate 43, a roll adjusting mechanism 44, a height adjusting mechanism 45, an azimuth adjusting mechanism 47, a pitch adjusting mechanism 48 and a mounting box 49; the guide posts 42 are fixed at the four corners of the mounting frame 41, and the through holes at the four corners of the mounting plate 43 are fixed on the guide posts 42 and are in sliding connection with the guide posts 42; the top of the mounting box 49 is provided with a rotating shaft 491 which is arranged in a through hole in the middle of the mounting plate 43 to form a rotary connection, one side arm of the L-shaped plate 493 is fixed on the mounting plate 43 through a fixing plate 492, the other side arm is positioned at one side of the mounting box 49, and the side arm is provided with a through hole to form a rotary connection with the rotating shaft at the side of the box 49; the roll adjusting mechanism 44 is connected with the box body 49 and the large collimator 3, so that the large collimator 3 rotates around the axis of the large collimator 3 to realize roll adjustment; the height adjusting mechanism 45 is connected to the mounting plate 43 and the mounting frame 41, and the mounting plate 43 moves up and down under the action of the guide column 42 to realize height adjustment; the direction adjusting mechanism 47 is connected to the mounting plate 43 and the L-shaped plate 493, so that the L-shaped plate 493 drives the box body to rotate around the axis of the rotating shaft 491 to realize direction adjustment; the pitch adjusting mechanism 48 is connected to the L-shaped plate 493 and the box 49, so that the box drives the whole large collimator 3 to rotate around the rotating shaft 494, and pitch adjustment is realized.
The height adjusting mechanism 45 comprises a rear worm wheel 451, a double-headed worm 452, a front worm wheel 453, a hand wheel 454, two screw rods 455 and two screw nuts 456, wherein the two screw nuts 456 are fixed on the mounting plate 43, the two screw rods 455 respectively penetrate through the two screw nuts 456 to two sides of the mounting box 49, the upper ends of the two screw rods 455 are respectively connected with the front worm wheel 453 and the rear worm wheel 451 in the inner frame of the mounting frame 41, and the hand wheel 454 is located on the outer side of the mounting frame 41 and meshed with the front worm wheel 453 and the rear worm wheel 451 through the double-headed worm 452.
The roll adjusting mechanism 44 includes two roll screws, two roll L-shaped plates and a top plate 443, one side arm of the two roll L-shaped plates is fixed to the mounting box 49, the middle roll top plate 443 is fixed to the large collimator 3, and the two roll screws respectively pass through the threaded through holes of the other side arm of the roll L-shaped plates to adjust the position of the roll top plate 443.
The direction adjusting mechanism 47 includes two direction screws, two direction L-shaped plates and a direction top plate 473, one side arm of the two direction L-shaped plates is fixed to the mounting plate 43, the middle direction top plate 473 is fixed to the L-shaped plate 493, and the two direction screws respectively pass through the threaded through holes of the other side arm of the direction L-shaped plates to adjust the position of the direction top plate 473.
The pitching adjusting mechanism 48 comprises two pitching screws, two pitching L-shaped plates and a pitching top plate 483, one side arm of each of the two pitching L-shaped plates is fixed to the L-shaped plate 493, the middle pitching top plate 483 is fixed to the box body 49, and the two pitching screws respectively penetrate through threaded through holes in the other side arm of each of the pitching L-shaped plates to adjust the position of the pitching top plate 483.
The optical axis displacement device 8 comprises a base 81, a fixed upright 82, a locking handle 83, a telescopic device 84 and an optical axis displacement plate 85; the base 81 is provided with a fixed upright post 82, a fixed telescopic device 84 is connected and fixed through a locking handle 83, and the end part of the telescopic device 84 is provided with a placing optical axis replacing plate 85.
Advantageous effects
The invention provides an optical machine calibration stand of a head-up display system, and belongs to the technical field of optical testing of head-up display systems. The invention comprises an optical base, a three-dimensional displacement platform, a large-view-field collimator, a collimator posture adjusting mechanism, a product mounting bracket, an electronic theodolite, an optical axis replacement device and the like. The head-up display system is mounted on a product mounting bracket, a detected picture is displayed on a product after the head-up display system is electrified, the visual horizontal line and the position precision of the product and the precision and the parallax of the displayed picture are measured through a large-visual-field collimator, and the position precision of the detected product is tested through an optical axis displacement device matched with the collimator. The invention realizes the function of testing a plurality of optical performance indexes of the head-up display system, improves the testing efficiency of the consistency of the optical axis of the head-up display system, shortens the development period of the head-up display system and has very important application value.
The beneficial technical effects of the invention are as follows: leveling all components on the calibration stand, installing a tested product, moving the tested product to a testing area, electrifying the product to enable the tested product to display a tested picture, and measuring the visual horizontal line and position precision of the product and the precision and parallax of the displayed picture by a large-visual-field collimator; the measured product mounting bracket is moved to enable the lens of the measured product to be away from the end face of the large-view-field collimator for a certain distance, the optical axis displacement device is rotated to a position between the collimator and the measured product and is locked, the central area of the large-view-field collimator can be seen through the display screen of the measured product at the moment, the deviation angle of the center of the large-view-field collimator and the center of the picture of the measured product is judged, namely the deviation of the optical axis of the picture of the measured product is judged, and the function of testing the position accuracy of the measured product by matching the optical axis displacement device with the collimator is realized.
The invention realizes the function of testing a plurality of optical performance indexes of the head-up display system, improves the testing efficiency of the head-up display system, shortens the development and guarantee period of the head-up display system and has very important application value.
Drawings
FIG. 1: the overall structure is schematic;
FIG. 2: a schematic structural diagram of a two-dimensional mobile platform;
FIG. 3: the structural schematic diagram of the collimator attitude adjusting mechanism;
FIG. 4: the structural schematic diagram of the collimator attitude adjusting mechanism mounting plate, the view field collimator and the mounting box body is shown;
FIG. 5: the schematic diagram of the collimator attitude adjusting mechanism roll adjusting mechanism, the azimuth adjusting mechanism and the pitch adjusting mechanism;
FIG. 6: a schematic diagram of a height adjusting mechanism of the collimator attitude adjusting mechanism;
FIG. 7: a pitch adjustment mechanism schematic;
FIG. 8: a schematic view of an orientation adjustment mechanism;
FIG. 9: a roll adjustment mechanism schematic;
FIG. 10: schematic view of the optical axis displacement device;
FIG. 11: schematic diagram of pitch rotation position of the embodiment;
FIG. 12: the embodiment is a schematic view of an azimuth rotating part;
FIG. 13: schematic diagram of the rolling rotation position of the embodiment;
0-measured product, 1-optical base, 2-three-dimensional displacement platform, 3-large-view-field collimator, 4-collimator attitude adjusting mechanism, 5-product mounting bracket, 7-electronic theodolite, 8-optical axis displacement device, 21-main guide rail moving platform, 22-two-dimensional moving platform, 221-horizontal moving platform, 222-vertical moving platform, 223-base, 224-mounting platform, 41-mounting rack, 42-guide column, 43-mounting plate, 44-rolling adjusting mechanism, 441-first rolling screw, 445-second rolling screw, 442-first rolling L-shaped plate, 444-second rolling L-shaped plate, 443-rolling top plate, 45-height adjusting mechanism, 451-rear worm gear, 452-double-headed worm, 453-front worm gear, 454-hand wheel, 455-screw, 456-lead screw nut, 47-orientation adjusting mechanism, 471-first orientation screw, 472-first orientation L-shaped plate, 473-orientation top plate, 474-second orientation L-shaped plate, 475-second orientation screw, 48-pitch adjusting mechanism, 481-first pitch screw, 482-first pitch L-shaped plate, 483-pitch top plate, 484-second pitch L-shaped plate, 485-second pitch screw, 49-mounting box, 491-rotating shaft, 492-fixing plate, 493-L-shaped plate, 494-rotating shaft, 495-front panel, 496-rear panel, 497-left panel, 498-right panel, 81-base, 82-fixing upright post, 83-a locking handle, 84-a telescopic device, 85-an optical axis replacement plate, an A-pitching rotation part and a B-azimuth rotation part.
Detailed Description
The invention will now be further described with reference to the following examples and drawings:
the optical machine calibration stand of the head-up display system mainly comprises an optical base stand 1, a three-dimensional displacement platform 2, a large-view-field collimator 3, a collimator attitude adjusting mechanism 4, a product mounting bracket 5, an electronic theodolite 7, an optical axis replacing device 8 and the like, wherein the three-dimensional displacement platform 2 mainly comprises a main guide rail moving platform 21, a two-dimensional moving platform 22 and the like, and the two-dimensional moving platform 22 mainly comprises a horizontal moving platform 221, a vertical moving platform 222, a base 223, a mounting stand 224 and the like. Leveling all components on the calibration stand, installing a tested product 0 and moving the tested product to a testing area, electrifying the product to enable the tested product 0 to display a tested picture, and measuring the visual horizontal line and position accuracy of the product and the accuracy and parallax of the displayed picture by a large-visual-field collimator 3.
The collimator attitude adjusting mechanism 4 mainly comprises a portal frame 41, a guide post 42, a height adjusting mechanism 43, a pitching/azimuth adjusting mechanism 44, a rolling adjusting mechanism 45 and the like, and can adjust the height, the pitching, the azimuth, the rolling and other directions of the collimator 3 with a large visual field by adjusting related mechanisms.
The collimator attitude adjusting mechanism 4 mainly comprises a portal frame 41, a guide post 42, a height adjusting mechanism 43, a mounting plate 44, an orientation adjusting mechanism 45, a pitch adjusting mechanism 46, a roll adjusting mechanism 47 and the like. The collimator 3 is installed on the installation plate 44 and can rotate on the installation plate, the height adjusting mechanism 43 is fixed on the portal frame 41 and can adjust the height of the installation plate 44 and the collimator 3 under the guiding action of the guide post 42, the direction adjusting mechanism 45, the pitching adjusting mechanism 46 and the rolling adjusting mechanism 47 are all composed of a group of bilaterally symmetrical screws, the screws are fixed on the installation plate 44, and the adjustment of the height, the pitching, the direction, the rolling and other directions of the collimator 3 can be realized by rotating the corresponding screw groups.
The specific connection relationship is as follows:
the optical base 1 is provided with a guide rail, one end of the guide rail is provided with a collimator attitude adjusting mechanism 4, and the large-view-field collimator 3 is positioned on an installation box 49 of the collimator attitude adjusting mechanism 4; a three-dimensional displacement platform 2 is arranged on the guide rail at the other end, and an electronic theodolite 7 is arranged on the platform 2; the middle part of the guide rail is provided with a product mounting bracket 5 which moves back and forth along the direction of the guide rail; an optical axis displacement device 8 which moves out and in is arranged between the collimator attitude adjusting mechanism 4 and the product mounting bracket 5, and an optical axis displacement plate 85 is arranged on the device 8; the collimator attitude adjusting mechanism 4 comprises a mounting frame 41, a guide post 42, a mounting plate 43, a roll adjusting mechanism 44, a height adjusting mechanism 45, an azimuth adjusting mechanism 47, a pitch adjusting mechanism 48 and a mounting box 49; the guide posts 42 are fixed at the four corners of the mounting frame 41, and the through holes at the four corners of the mounting plate 43 are fixed on the guide posts 42 and are in sliding connection with the guide posts 42; the top of the mounting box 49 is provided with a rotating shaft 491 which is arranged in a through hole in the middle of the mounting plate 43 to form a rotary connection, one side arm of the L-shaped plate 493 is fixed on the mounting plate 43 through a fixing plate 492, the other side arm is positioned at one side of the mounting box 49, and the side arm is provided with a through hole to form a rotary connection with the rotating shaft at the side of the box 49; the roll adjusting mechanism 44 is connected with the box body 49 and the large collimator 3, so that the large collimator 3 rotates around the axis of the large collimator 3 to realize roll adjustment; the height adjusting mechanism 45 is connected to the mounting plate 43 and the mounting frame 41, and the mounting plate 43 moves up and down under the action of the guide column 42 to realize height adjustment; the direction adjusting mechanism 47 is connected to the mounting plate 43 and the L-shaped plate 493, so that the L-shaped plate 493 drives the box body to rotate around the axis of the rotating shaft 491 to realize direction adjustment; the pitch adjusting mechanism 48 is connected to the L-shaped plate 493 and the box 49, so that the box drives the whole large collimator 3 to rotate around the rotating shaft 494, and pitch adjustment is realized.
The mounting housing 49 of the illustrated embodiment is formed from a front panel 495, a rear panel 496, a left panel 497 and a right panel 498. Providing a mounting carrier for the large collimator 3, wherein the large collimator 3 is mounted on the box body and can rotate in the axial direction of the mounting position (the axial direction of the large collimator 3);
the height adjusting mechanism 45 is installed on the installation frame 41 and can drive the installation plate 43 to move up and down under the action of the guide post 42, the installation box body 49 can rotate on the installation box body 43, and the large collimator 3 is installed on the installation box body 49 and can realize roll, azimuth and pitching motion under the action of the three adjusting mechanisms 44/47/49.
The height adjusting mechanism 45 comprises a rear worm wheel 451, a double-headed worm 452, a front worm wheel 453, a hand wheel 454, two screw rods 455 and two screw nuts 456, wherein the two screw nuts 456 are fixed on the mounting plate 43, the two screw rods 455 respectively penetrate through the two screw nuts 456 to two sides of the mounting box 49, the upper ends of the two screw rods 455 are respectively connected with the front worm wheel 453 and the rear worm wheel 451 in the inner frame of the mounting frame 41, and the hand wheel 454 is located on the outer side of the mounting frame 41 and meshed with the front worm wheel 453 and the rear worm wheel 451 through the double-headed worm 452. When the hand wheel 454 is shaken, the double-headed worm 452 drives 451/453 to rotate, so that 456 is driven to rotate, the mounting plate 43 can only move up and down under the action of the guide column 42, and finally the height adjusting function is realized.
The roll adjusting mechanism 44 includes a first roll screw 441 and a second roll screw 445, a first roll L-shaped plate 442 and a second roll L-shaped plate 444, and a roll top plate 443, one side arm of the two roll L-shaped plates is fixed to the installation box 49, the middle roll top plate 443 is fixed to the large collimator 3, and the two roll screws respectively pass through threaded through holes of the other side arm of the roll L-shaped plates to adjust the position of the roll top plate 443. The position of the rolling top plate 443 is finely adjusted by rotating and adjusting the first rolling screw 441 and the second rolling screw 445, so that the whole large collimator 3 rotates around the axis of the whole large collimator 3, and a rolling adjusting function is realized.
The orientation adjusting mechanism 47 includes a first orientation screw 471 and a second orientation screw 475, a first orientation L-shaped plate 472 and a second orientation L-shaped plate 474, and an orientation top plate 473, one side arm of the two orientation L-shaped plates is fixed to the mounting plate 43, the middle orientation top plate 473 is fixed to the L-shaped plate 493, and the two orientation screws respectively pass through threaded through holes of the other side arm of the orientation L-shaped plates to adjust the position of the orientation top plate 473. The position of the position top plate 473 is adjusted slightly by rotating and adjusting the first position screw 471 and the second position screw 475, so that the L-shaped plate 493 drives the whole box body to rotate around the axis of the rotating shaft 491, and the position adjusting function is realized.
The pitch adjusting mechanism 48 comprises a first pitch screw 481, a second pitch screw 485, a first pitch L-shaped plate 482, a second pitch L-shaped plate 484 and a pitch top plate 483, wherein one side arm of the two pitch L-shaped plates is fixed on the L-shaped plate 493, the middle pitch top plate 483 is fixed on the box 49, and the two pitch screws respectively pass through threaded through holes in the other side arm of the pitch L-shaped plates to adjust the position of the pitch top plate 483. The position of the pitching top plate 483 is adjusted slightly by rotationally adjusting the first pitching screw 481 and the second pitching screw 485, so that the 498 drives the whole box body to rotate around the axis 494, and the functions of the pitch joint and the roll joint are realized.
The optical axis displacement device 8 mainly comprises a base 81, a fixed upright 82, a locking handle 83, a telescopic device 84, an optical axis displacement plate 85 and the like; the tested product mounting bracket 5 is moved to enable the product to be away from the end face of the large-view-field collimator 3 by a certain distance, the optical axis displacement device 8 is rotated to a position between the collimator 3 and the tested product 0 and locked, at the moment, the central area of the large-view-field collimator 3 can be seen through the display screen of the tested product, the deviation angle between the center of the large-view-field collimator 3 and the picture center of the tested product is judged, namely the optical axis deviation of the picture of the tested product is determined, and the function of testing the position accuracy of the tested product by matching the optical axis displacement device 8 with the collimator 3 is realized.
Claims (6)
1. An optical machine calibration stand of a head-up display system is characterized by comprising an optical base (1), a three-dimensional displacement platform (2), a collimator attitude adjusting mechanism (4), a large-view-field collimator (3), a product mounting bracket (5), an electronic theodolite (7) and an optical axis replacement device (8); the optical base (1) is provided with a guide rail, one end of the guide rail is provided with a collimator attitude adjusting mechanism (4), and the large-view-field collimator (3) is positioned on an installation box body (49) of the collimator attitude adjusting mechanism (4); a three-dimensional displacement platform (2) is arranged on the guide rail at the other end, and an electronic theodolite (7) is arranged on the platform (2); a product mounting bracket (5) is arranged in the middle of the guide rail and moves back and forth along the direction of the guide rail; an optical axis displacement device (8) which moves out and in is arranged between the collimator attitude adjusting mechanism (4) and the product mounting bracket (5), and an optical axis displacement plate (85) is arranged on the optical axis displacement device (8); the collimator attitude adjusting mechanism (4) comprises a mounting frame (41), a guide post (42), a mounting plate (43), a rolling adjusting mechanism (44), a height adjusting mechanism (45), an azimuth adjusting mechanism (47), a pitching adjusting mechanism (48) and a mounting box body (49); the guide columns (42) are fixed at the four corners of the mounting frame (41), and the through holes at the four corners of the mounting plate (43) are fixed on the guide columns (42) and are in sliding connection with the guide columns (42); the top of the mounting box body (49) is provided with a rotating shaft (491), the rotating shaft is arranged in a through hole in the middle of the mounting plate (43) to form rotary connection, one side arm of the L-shaped plate (493) is fixed on the mounting plate (43) through a fixing plate (492), the other side arm is positioned on one side of the mounting box body (49), and the side arm is provided with a through hole to form rotary connection with the rotating shaft on the side of the mounting box body (49); the roll adjusting mechanism (44) is connected with the box body (49) and the large collimator (3) to enable the large collimator (3) to rotate around the axis of the large collimator to realize roll adjustment; the height adjusting mechanism (45) is connected to the mounting plate (43) and the mounting frame (41), and the mounting plate (43) moves up and down under the action of the guide column (42) to realize height adjustment; the direction adjusting mechanism (47) is connected to the mounting plate (43) and the L-shaped plate (493), so that the L-shaped plate (493) drives the box body to rotate around the axis of the rotating shaft (491) to realize direction adjustment; the pitching adjusting mechanism (48) is connected to the L-shaped plate (493) and the box body (49), so that the box body drives the whole large collimator (3) to rotate around the rotating shaft (494) to realize pitching adjustment.
2. A heads-up display system optical-mechanical checkstand according to claim 1, further comprising: height adjusting mechanism (45) are including back worm wheel (451), double-end worm (452), preceding worm wheel (453), hand wheel (454), two screw rods (455) and two screw nut (456), two screw nut (456) are fixed in mounting panel (43), two screw rods (455) pass two screw nut (456) respectively to installation box (49) both sides, the upper end of two screw rods (455) in the inside casing of mounting bracket (41) with be connected in preceding worm wheel (453) and back worm wheel (451) respectively, hand wheel (454) are located the outside of mounting bracket (41), mesh through double-end worm (452) with preceding worm wheel (453) and back worm wheel (451).
3. A heads-up display system optical-mechanical checkstand according to claim 1, further comprising: the roll adjusting mechanism (44) comprises two roll screws, two roll L-shaped plates and a top plate (443), one side arm of each of the two roll L-shaped plates is fixed to the mounting box body (49), the middle roll top plate (443) is fixed to the large collimator (3), and the two roll screws respectively penetrate through threaded through holes in the other side arm of each of the roll L-shaped plates to adjust the position of the roll top plate (443).
4. A heads-up display system optical-mechanical checkstand according to claim 1, further comprising: the direction adjusting mechanism (47) comprises two direction screw rods, two direction L-shaped plates and a direction top plate (473), one side arm of each of the two direction L-shaped plates is fixed on the mounting plate (43), the middle direction top plate (473) is fixed on the L-shaped plate (493), and the two direction screw rods respectively penetrate through threaded through holes in the other side arm of each of the two direction L-shaped plates to adjust the position of the direction top plate (473).
5. A heads-up display system optical-mechanical checkstand according to claim 1, further comprising: the pitching adjusting mechanism (48) comprises two pitching screws, two pitching L-shaped plates and a pitching top plate (483), one side arm of each pitching L-shaped plate is fixed to the L-shaped plate (493), the middle pitching top plate (483) is fixed to the box body (49), and the two pitching screws respectively penetrate through threaded through holes in the other side arm of each pitching L-shaped plate to adjust the position of the pitching top plate (483).
6. A heads-up display system optical-mechanical checkstand according to claim 1, further comprising: the optical axis displacement device (8) comprises a base (81), a fixed upright post (82), a locking handle (83), a telescopic device (84) and an optical axis displacement plate (85); the base (81) is provided with a fixed upright post (82), the fixed telescopic device (84) is connected and fixed through a locking handle (83), and the end part of the telescopic device (84) is provided with a placing optical axis replacing plate (85).
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| CN201911278841.8A CN111141492B (en) | 2019-12-13 | 2019-12-13 | Head-up display system ray apparatus calibration stand |
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| CN201911278841.8A CN111141492B (en) | 2019-12-13 | 2019-12-13 | Head-up display system ray apparatus calibration stand |
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| CN111141492B CN111141492B (en) | 2021-11-02 |
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| CN113984351A (en) * | 2021-11-23 | 2022-01-28 | 中国航空工业集团公司洛阳电光设备研究所 | Target correcting device with three-dimensional adjusting mechanism |
| CN115096552A (en) * | 2022-05-27 | 2022-09-23 | 长光卫星技术股份有限公司 | Device and method for testing and adjusting inner direction of space camera |
| CN115876325A (en) * | 2023-02-08 | 2023-03-31 | 中国科学院长春光学精密机械与物理研究所 | Full-link external field calibration device of solar H alpha imaging spectrometer |
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