CN202582875U - Mobile measuring device used for testing vibration display performance of head up display - Google Patents
Mobile measuring device used for testing vibration display performance of head up display Download PDFInfo
- Publication number
- CN202582875U CN202582875U CN 201220193343 CN201220193343U CN202582875U CN 202582875 U CN202582875 U CN 202582875U CN 201220193343 CN201220193343 CN 201220193343 CN 201220193343 U CN201220193343 U CN 201220193343U CN 202582875 U CN202582875 U CN 202582875U
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- camera
- vibration
- display
- base plate
- installing plate
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Abstract
The utility model discloses a mobile measuring device used for testing the vibration display performance of a head up display. Brackets are fixedly connected to an upper portion of a base plate. Roller wheels and base plate support seats are arranged in a bottom portion of the base plate. An elevator is fixed on the brackets. An elevating power shaft is connected with an elevating plane plate. Four upright posts are installed on an elevator installing plate. The elevating plane plate can slide up and down along the upright posts. A vibration damper is provided between a vibration damping platform and the elevating plane plate. A camera installing plate is installed on the vibration damping platform through a camera rotating shaft. A high-speed camera is installed on the camera installing plate. The mobile measuring device used for testing the vibration display performance of the head up display can realize the tracking shot for the head up display, so as to lay a foundation for the quantitative measurement and analysis, and realizes the accurate evaluation of the vibration display performance of the head up display.
Description
Technical field
The present invention relates to head-up display vibration display image technical field of measurement and test, especially a kind of traverse measuring device that is used to look squarely the test of display device vibration display performance.
Background technology
Head-up display (Head Up Display) is called for short HUD, is present widespread flight supplementary instrument aboard, and HUD is a principle of utilizing optical reflection, and important flight relevent information is incident upon above a slice glass.The data of HUD projection is main to have important relationship with flight safety, such as flying height, flying speed, course, vertical speed rate variation, craft inclination angle or the like.When being used in combat environment, also can add target data, weapon, visual sight device and emission related data, estimate point of impact or the like.Because it is the working environment of aircraft is special, need before head-up display dispatches from the factory, carry out the performance test under the vibration condition to it,, very big to the flight safety influence because head-up display is in case appearance shows deviation.
And the flat vibration display performance detection that shows is under vibration environment, to carry out, and vibration environment is very big to existing optical detecting method influential effect.Therefore, at present, the detection of display effects such as the amplitude that whether display frame under vibration condition is shaken, shaken to head-up display, frequency; Mainly be the judgement that relies on the observer subjective, do not have quantitative measurement mechanism and analytical technology, there is more objective factor in its judged result; Error is bigger; Can't accurately vibrate the evaluation of display performance, thereby can't revise head-up display to head-up display, big limitations the development and the use of high performance head-up display.
Summary of the invention
Measure no quantitative test in order to overcome prior art; The deficiency that measuring error is big; The present invention provides a kind of traverse measuring device that is used to look squarely the test of display device vibration display performance; Through designing the subsidiary platform of the head-up display vibration-testing under the cover vibration environment, realize the flat vibration display image Performance Detection that shows.
The technical solution adopted for the present invention to solve the technical problems is: comprise video camera install adjustment mechanism, elevating mechanism, vibration isolating mechanism and travel mechanism, and travel mechanism's support that is connected on base plate top, the base plate bottom is provided with roller and subplate bearer; The lifter of elevating mechanism is fixed on the support through the lifter installing plate, the up-down line shaft lower end of lifter stretch into the base plate perforate in, up-down line shaft guide end axle links to each other with lifting board through guide securement cover; Four drift angles of lifter installing plate upper surface are equipped with four root posts, and four root posts upper ends is connected with top board, are connected with interior orienting sleeve through outer guide sleeve between lifting board and the column, guarantee that lifting board can slide up and down along column; Be provided with vibration damper between the vibration reduction platform of vibration isolating mechanism and the lifting board, vibration damper is installed on the lifting board through the vibration damper mount pad; The camera carriage of video camera install adjustment mechanism is installed on the vibration reduction platform, and the camera rotating shaft is installed on the camera carriage through the camera rotary shaft rack, and the camera installing plate links to each other with the camera rotating shaft, and high-speed camera is installed on the camera installing plate.
Described subplate bearer upper end links to each other with base plate through screw thread, can stretch out through rotation, realizes supporting, and rotation indentation when needs move realizes moving through roller.
The invention has the beneficial effects as follows: the described traverse measuring device that is used to look squarely the test of display device vibration display performance; It is through the combination of video camera install adjustment mechanism, elevating mechanism, vibration isolating mechanism and travel mechanism; Can realize carrying out tracking shot to looking squarely display device; Thereby lay a good foundation for quantitative measurement and analysis, avoided the subjective factor of artificial judgment, realize accurately head-up display being vibrated the evaluation of display performance.
Description of drawings
Fig. 1 is a structure partial cross-sectional schematic of the present invention,
Fig. 2 is the left TV structure partial schematic sectional view of Fig. 1,
Fig. 3 is the structural representation of looking up of Fig. 1.
Among the figure: 1, top board, 2, lining on the column, 3, column, 4, the camera installing plate, 5, the camera rotary shaft rack; 6, camera rotating shaft, 7, vibration reduction platform, 8, vibration damper, 9, lifting board, 10, outer guide sleeve; 11, lining under the column, 12, the lifter installing plate, 13, the channel-section steel support, 14, the up-down line shaft, 15, subplate bearer; 16, base plate, 17, roller, 18, lifter, 19, interior orienting sleeve, 20, up-down line shaft guide end axle; 21, vibration damper mount pad, 22, the guide securement cover, 23, the camera carriage lining, 24, camera carriage, 25, high-speed camera.
Embodiment
The technical solution adopted for the present invention to solve the technical problems is: comprise video camera install adjustment mechanism, elevating mechanism, vibration isolating mechanism and travel mechanism; Travel mechanism is propped up by base plate and channel-section steel and is configured to; The channel-section steel support is a plurality of, and channel-section steel support lower end and base plate side are fixedly linked, and each side is set to two channel-section steel supports; The channel-section steel supporting structure is the channel-section steel section bar of standard, and the base plate bottom is provided with roller and subplate bearer; The lifter installing plate of elevating mechanism is fixedly mounted on the channel-section steel support; Lifter and lifter installing plate are fixedly linked; The up-down line shaft lower end of lifter is stretched in the hole of corresponding setting with base plate, and up-down line shaft guide end axle links to each other with lifting board through the guide securement cover; Four root posts are installed on the lifter installing plate; Four root post lower ends are fixedly linked through lining under the column and nut and lifter installing plate; Four root posts upper ends is fixedly linked through lining on the column and nut and top board; Lifting board is installed on four root posts, is provided with outer guide sleeve and interior orienting sleeve between lifting board and the column; Be provided with vibration damper between the vibration reduction platform of vibration isolating mechanism and the lifting board, vibration damper is installed on the lifting board through the vibration damper mount pad; The camera carriage of video camera install adjustment mechanism is installed on the vibration reduction platform through the camera carriage lining; The camera rotating shaft is installed on the camera carriage through camera rotary shaft rack and screw retention; The camera installing plate links to each other with the camera rotating shaft, and high-speed camera is fixedly mounted on the camera installing plate.
The subplate bearer upper end of described travel mechanism links to each other with base plate through screw thread, can stretch out through rotation, realizes supporting, and rotation indentation when needs move realizes moving through roller.
Below in conjunction with accompanying drawing and embodiment the present invention is further specified.
Like Fig. 1,2, shown in 3, the described traverse measuring device that is used to look squarely the test of display device vibration display performance comprises video camera install adjustment mechanism, elevating mechanism, vibration isolating mechanism and travel mechanism; Travel mechanism is made up of base plate 16 and channel-section steel support 13; The channel-section steel support is 8, and channel-section steel support lower end and base plate side are fixedly linked, and each side is set to two channel-section steel supports; The channel-section steel supporting structure is the channel-section steel section bar of standard, and base plate 16 bottoms are provided with roller 17 and subplate bearer 15; The lifter installing plate 12 of elevating mechanism is fixedly mounted on the channel-section steel support 13; Lifter 18 is fixedly linked with lifter installing plate 12; Up-down line shaft 14 lower ends of lifter 18 are stretched in the hole with the base plate 16 corresponding settings of travel mechanism; Up-down line shaft guide end axle 20 links to each other with lifting board 9 through guide securement cover 22; Four root posts, 3, four root posts, 3 lower ends are installed on the lifter installing plate 12 are fixedly linked through lining under the column 11 and nut and lifter installing plate 12, four root posts, 3 upper ends are fixedly linked through lining on the column 2 and nut and top board 1; Lifting board 9 is installed on four root posts 3, is provided with outer guide sleeve 10 and interior orienting sleeve 19 between lifting board 9 and the column 3; Be provided with vibration damper 8 between the vibration reduction platform 7 of vibration isolating mechanism and the lifting board 9, vibration damper 8 is installed on the lifting board 9 through vibration damper mount pad 21; The camera carriage 24 of video camera install adjustment mechanism is installed on the vibration reduction platform 7 through camera carriage lining 23; Camera rotating shaft 6 is installed on the camera carriage 24 through camera rotary shaft rack 5 and screw retention; Camera installing plate 4 links to each other with camera rotating shaft 6, and high-speed camera 25 is fixedly mounted on the camera installing plate 4.
The described traverse measuring device that is used to look squarely the test of display device vibration display performance; Its in use, through roller 17 move to need to detect look squarely display device before, through rotation subplate bearer 15 upper end screw threads it is stretched out; Realize fixed support; Start the lifter 18 of elevating mechanism, the vibration isolating mechanism that up-down line shaft 14 promotes on the lifting board 9 moves up and down, thereby the video camera install adjustment mechanism that drives on the vibration reduction platform 7 moves to the position corresponding with looking squarely display device; Pass through the high-speed camera 25 on the adjustment camera installing plate 4 again, thereby realize looking squarely the measurement of display device.
Claims (2)
1. one kind is used to look squarely the traverse measuring device that display device vibration display performance is tested; Comprise video camera install adjustment mechanism, elevating mechanism, vibration isolating mechanism and travel mechanism; It is characterized in that: travel mechanism's support that is connected on base plate top, the base plate bottom is provided with roller and subplate bearer; The lifter of elevating mechanism is fixed on the support through the lifter installing plate, the up-down line shaft lower end of lifter stretch into the base plate perforate in, up-down line shaft guide end axle links to each other with lifting board through guide securement cover; Four drift angles of lifter installing plate upper surface are equipped with four root posts, and four root posts upper ends is connected with top board, are connected with interior orienting sleeve through outer guide sleeve between lifting board and the column, guarantee that lifting board can slide up and down along column; Be provided with vibration damper between the vibration reduction platform of vibration isolating mechanism and the lifting board, vibration damper is installed on the lifting board through the vibration damper mount pad; The camera carriage of video camera install adjustment mechanism is installed on the vibration reduction platform, and the camera rotating shaft is installed on the camera carriage through the camera rotary shaft rack, and the camera installing plate links to each other with the camera rotating shaft, and high-speed camera is installed on the camera installing plate.
2. the traverse measuring device that is used to look squarely the test of display device vibration display performance according to claim 1 is characterized in that: described subplate bearer upper end links to each other with base plate through screw thread, stretches out or indentation through rotation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220193343 CN202582875U (en) | 2012-05-03 | 2012-05-03 | Mobile measuring device used for testing vibration display performance of head up display |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220193343 CN202582875U (en) | 2012-05-03 | 2012-05-03 | Mobile measuring device used for testing vibration display performance of head up display |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202582875U true CN202582875U (en) | 2012-12-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220193343 Withdrawn - After Issue CN202582875U (en) | 2012-05-03 | 2012-05-03 | Mobile measuring device used for testing vibration display performance of head up display |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202582875U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102661846A (en) * | 2012-05-03 | 2012-09-12 | 西北工业大学 | Mobile measuring device used for testing vibration display performance of head-up display |
-
2012
- 2012-05-03 CN CN 201220193343 patent/CN202582875U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102661846A (en) * | 2012-05-03 | 2012-09-12 | 西北工业大学 | Mobile measuring device used for testing vibration display performance of head-up display |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20121205 Effective date of abandoning: 20140903 |
|
| RGAV | Abandon patent right to avoid regrant |