CN215986659U - Multi-axis motion precision vibration isolation physical optical platform - Google Patents
Multi-axis motion precision vibration isolation physical optical platform Download PDFInfo
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- CN215986659U CN215986659U CN202122702042.8U CN202122702042U CN215986659U CN 215986659 U CN215986659 U CN 215986659U CN 202122702042 U CN202122702042 U CN 202122702042U CN 215986659 U CN215986659 U CN 215986659U
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- bottom plate
- vibration isolation
- rotating sleeve
- axis motion
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Abstract
The utility model discloses a multi-axis motion precision vibration isolation physical optical platform, which belongs to the field of optical test equipment and comprises a bottom plate and a placing platform, wherein four motion elastic components are arranged between the bottom plate and the placing platform, four lines from four end corners of the bottom plate to the center of the bottom plate are taken as walking lines, the lower ends of the four motion elastic components are respectively positioned at the upper ends of the four walking lines, the upper ends of the four motion elastic components are respectively and rotatably connected with the four end corners at the lower end of the placing platform, the upper end of the bottom plate is also provided with an adjusting mechanism for synchronously driving the lower ends of the four motion elastic components to move on the four walking lines, and the adjusting mechanism comprises a moving component and a transmission component.
Description
Technical Field
The utility model relates to the field of optical test equipment, in particular to a multi-axis motion precision vibration isolation physical optical platform.
Background
In an optical test, an optical platform is an extremely precise important test device, needs to have high vibration resistance and shape stability, and is formed by combining the optical platform and a supporting device, wherein the optical platform is arranged on the supporting device with a vibration isolation heart state so as to reduce the influence of external vibration on the test and simultaneously keep the height level of the upper surface of the optical platform, and an optical test element is fixed on the upper surface of the optical platform through a screw to form an optical path system;
although the multi-axis motion precision vibration isolation optical platform disclosed in the publication No. CN204214633U can improve the vibration isolation performance in the vertical direction, and has a better vibration isolation effect, the problem that the existing optical platform cannot adjust the height of the placement platform according to the user's requirement, which results in a smaller application range of the device, is not solved, and therefore a multi-axis motion precision vibration isolation physical optical platform is proposed.
SUMMERY OF THE UTILITY MODEL
1. Technical problem to be solved
Aiming at the problems in the prior art, the utility model aims to provide a multi-axis motion precision vibration isolation physical optical platform which can be used for adjusting the height of a placing platform according to the requirements of users and improving the application range of a device.
2. Technical scheme
In order to solve the above problems, the present invention adopts the following technical solutions.
A multi-axis motion precision vibration isolation physical optical platform comprises a bottom plate and a placing platform, wherein four motion elastic components are arranged between the bottom plate and the placing platform;
four lines from four end corners of the bottom plate to the center of the bottom plate are line routing lines, the lower ends of the four elastic movement components are respectively positioned at the upper ends of the four line routing lines, and the upper ends of the four elastic movement components are respectively in rotating connection with the four end corners at the lower end of the placing platform;
the upper end of the bottom plate is also provided with an adjusting mechanism for synchronously driving the lower ends of the four movement elastic components to move on the four walking lines.
Further, the motion elastic component is including the direction shell, the inside sliding connection of direction shell has second vaulting pole and first vaulting pole, the inside of direction shell just is located and still is provided with the recoil spring between first vaulting pole and the second vaulting pole, the upper end of second vaulting pole extends to the upper end of direction shell and the end angular rotation of place the platform lower extreme is connected, the lower extreme of first vaulting pole extends to the lower extreme of direction shell and is located the walking line.
Furthermore, the adjusting mechanism comprises a moving assembly and a transmission assembly;
the moving assembly is used for driving the lower end of the moving elastic assembly to move on the walking line;
the transmission assembly is used for providing kinetic energy for the moving assembly.
Further, the movable assembly comprises a track fixed on the row wiring, a sliding seat is connected to the inside of the track in a sliding mode, the upper end of the sliding seat extends to the outside of the track to be rotatably connected with the first support rod, a threaded rod is connected to the inside of the track in a rotating mode, the threaded rod is connected with the sliding seat in a threaded mode, and one end, close to the center of the bottom plate, of the threaded rod extends to the outside of the track.
Furthermore, the transmission assembly comprises a rotating sleeve rotating at the center of the bottom plate and driven bevel gears respectively fixedly connected to one ends of the four threaded rods extending to the outer side of the track, and the outer side of the rotating sleeve is fixedly connected with a transmission bevel gear in meshed connection with the driven bevel gears.
Furthermore, a rotating disc is arranged on the outer side of the rotating sleeve.
Furthermore, the center of the lower end of the placing platform is rotatably connected with a positioning rod, and the positioning rod is connected inside the rotating sleeve in a sliding mode.
Further, a plurality of guide ways have been seted up to the week side of rotating sleeve, the lower extreme fixedly connected with and the depression bar of guide way sliding connection of locating lever, the one end of depression bar is passed through the guide way and is extended to the rotating sleeve's the outside, the outside that just is located the depression bar in the rotating sleeve's the outside still is provided with a spacing section of thick bamboo, the inside of a spacing section of thick bamboo and the upper end threaded connection who is located the depression bar have the mounting plate, just still be provided with two buffer spring, two between spacing section of thick bamboo and the rotating sleeve buffer spring assemble respectively between depression bar and mounting plate and between the inner wall and the depression bar of a spacing section of thick bamboo bottom, it has set screw to go back threaded connection on the spacing section of thick bamboo, set screw one end offsets with the rotating sleeve.
3. Advantageous effects
Compared with the prior art, the utility model has the advantages that:
(1) the height of place the platform can be adjusted according to user's demand to the cooperation of this scheme through each accessory, hoisting device's application range greatly.
(2) This scheme can adjust four motion elastic component's angle in step through setting up adjustment mechanism, can be when adjusting motion elastic component's angle effectual assurance place the platform's equilibrium, and adjust the degree of difficulty less.
(3) This scheme carries on spacingly through setting up spacing section of thick bamboo, layering, mounting plate and buffer spring to the removal stroke of locating lever, can effectually reduce place the vertical amplitude of platform, guarantees the stability of device.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a partial schematic view of the present invention;
FIG. 3 is a cross-sectional view of the moving assembly of the present invention;
FIG. 4 is a cross-sectional view of the kinematic elastic assembly of the present invention;
fig. 5 is a sectional structure diagram of the return spring of the utility model.
The reference numbers in the figures illustrate:
1. a base plate; 2. placing a platform; 3. a track; 4. a sliding seat; 5. a threaded rod; 6. a guide housing; 7. a first stay bar; 8. a second stay bar; 9. a drive bevel gear; 10. a driven bevel gear; 11. rotating the sleeve; 12. rotating the disc; 13. positioning a rod; 14. a return spring; 15. a limiting cylinder; 16. a set screw; 17. layering; 18. a guide groove; 19. a fastening plate; 20. a buffer spring.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.
Example 1:
referring to fig. 1-5, a multi-axis motion precision vibration isolation physical optical platform includes a bottom plate 1 and a placement platform 2, wherein a vibration isolation support is disposed at the lower end of the bottom plate 1, the vibration isolation support is mature in the prior art, and is not described in detail in the technical scheme, and four motion elastic assemblies are disposed between the bottom plate 1 and the placement platform 2;
four lines from four end angles of the bottom plate 1 to the center of the bottom plate 1 are line wires, the lower ends of the four motion elastic components are respectively positioned at the upper ends of the four line wires, and the upper ends of the four motion elastic components are respectively in rotating connection with the four end angles at the lower end of the placing platform 2;
as shown in fig. 1 and 4, the elastic moving assembly includes a guiding housing 6, a second supporting rod 8 and a first supporting rod 7 are slidably connected to the inside of the guiding housing 6, a return spring 14 is further disposed inside the guiding housing 6 and between the first supporting rod 7 and the second supporting rod 8 to drive the first supporting rod 7 and the second supporting rod 8 to move in opposite directions, an upper end of the second supporting rod 8 extends to an upper end of the guiding housing 6 and is rotatably connected to an end corner of a lower end of the placing platform 2, and a lower end of the first supporting rod 7 extends to a lower end of the guiding housing 6 and is located on a walking line;
when the placing platform 2 vibrates, the vibration force is transferred to the second support rod 8, then the second support rod 8 is transferred to the first support rod 7 through the return spring 14, and in the transferring process, the return spring 14 can greatly weaken the vibration force, so that the vibration amplitude is reduced;
the upper end of the bottom plate 1 is also provided with an adjusting mechanism for synchronously driving the lower ends of the four movement elastic components to move on the four walking lines;
when the height of the placing platform 2 needs to be adjusted, the lower ends of the four movement elastic assemblies are driven to move on the four walking lines through the adjusting mechanism, the second support rods 8 are rotatably connected with the placing platform 2 and cannot move, the angles of the movement elastic assemblies can be adjusted when the lower ends of the movement elastic assemblies move on the four walking lines, and when the angles of the movement elastic assemblies change, the height of the side of the placing platform 2 can be correspondingly adjusted;
as shown in fig. 2-3, the adjusting mechanism includes a moving component and a transmission component;
the moving assembly is used for driving the lower end of the moving elastic assembly to move on the walking line, the moving assembly comprises a track 3 fixed on the walking line, a sliding seat 4 is connected inside the track 3 in a sliding mode, the upper end of the sliding seat 4 extends to the outer side of the track 3 and is connected with a first support rod 7 in a rotating mode, a threaded rod 5 is connected inside the track 3 in a rotating mode, the threaded rod 5 is in threaded connection with the sliding seat 4, and one end, close to the center of the bottom plate 1, of the threaded rod 5 extends to the outer side of the track 3;
because the threaded rod 5 is in threaded connection with the sliding seat 4, the threaded rod 5 can drive the sliding seat 4 to slide in the track 3 when rotating, and the sliding seat 4 can drive the first support rod 7 to move on the walking line when sliding;
the transmission assembly is used for providing kinetic energy for the moving assembly, the transmission assembly comprises a rotating sleeve 11 rotating at the center of the bottom plate 1 and driven bevel gears 10 respectively fixedly connected to one ends of the four threaded rods 5 extending to the outer sides of the tracks 3, the outer sides of the rotating sleeve 11 are fixedly connected with transmission bevel gears 9 in meshed connection with the driven bevel gears 10, when the rotating sleeve 11 rotates, the transmission bevel gears 9 are driven to rotate together, and because the transmission bevel gears 9 are meshed with the driven bevel gears 10, the transmission bevel gears 9 can drive the threaded rods 5 to rotate together through the driven bevel gears 10 when rotating;
in order to more conveniently drive the rotating sleeve 11 to rotate, a rotating disc 12 is further arranged on the outer side of the rotating sleeve 11;
in addition, as shown in fig. 2, in order to effectively avoid the horizontal relative displacement between the bottom plate 1 and the placing platform 2, the center of the lower end of the placing platform 2 is rotatably connected with a positioning rod 13, and the positioning rod 13 is slidably connected inside the rotating sleeve 11;
further, as shown in fig. 2 and fig. 5, in order to reduce the vertical amplitude of the placing platform 2, a plurality of guide grooves 18 are formed on the circumferential side of the rotating sleeve 11, a pressing bar 17 slidably connected with the guide grooves 18 is fixedly connected to the lower end of the positioning rod 13, one end of the pressing bar 17 extends to the outer side of the rotating sleeve 11 through the guide grooves 18, a limiting cylinder 15 is further arranged on the outer side of the rotating sleeve 11 and on the outer side of the pressing bar 17, the upper end of the limiting cylinder 15 is designed in an open manner, a fastening plate 19 is connected to the inner portion of the limiting cylinder 15 and on the upper end of the pressing bar 17 through a screw thread, two buffer springs 20 are further arranged between the limiting cylinder 15 and the rotating sleeve 11, the two buffer springs 20 are respectively assembled between the pressing strip 17 and the fastening plate 19 and between the inner wall of the bottom end of the limiting cylinder 15 and the pressing strip 17, the limiting cylinder 15 is further in threaded connection with a positioning screw 16, and one end of the positioning screw 16 abuts against the rotating sleeve 11;
when the height of the placing platform 2 is adjusted, the positioning screw 16 is rotated to separate the positioning screw 16 from the rotating sleeve 11, then the height of the placing platform 2 can be adjusted, and the positioning screw 16 is used for limiting the limiting cylinder 15 after the adjustment is finished;
after the fixed completion of a spacing section of thick bamboo 15, rotatory mounting plate 19, because mounting plate 19 and 15 threaded connection of a spacing section of thick bamboo, 19 intervals between the inside bottom of 19 good spacing section of thick bamboos of mounting plate can be adjusted when mounting plate 19 rotates, can drive layering 17 through locating lever 13 and remove together when placing platform 2 shakes, can buffer spring 20 extrude when layering 17 removes, reduction vibration amplitude by a wide margin at the extruded in-process, thereby the stroke that limiting layering 17 removed, vertical amplitude to placing platform 2 limits.
When in use: the rotary rotating disc 12 drives the rotating sleeve 11 to rotate, when the rotating sleeve 11 rotates, the driving bevel gear 9 is driven to rotate together, because the driving bevel gear 9 is meshed with the driven bevel gear 10, the driving bevel gear 9 rotates, the threaded rod 5 is driven to rotate together through the driven bevel gear 10, because the threaded rod 5 is in threaded connection with the sliding seat 4, the sliding seat 4 is driven to slide in the track 3 when the threaded rod 5 rotates, the sliding seat 4 drives the first support rod 7 to move on the walking lines when sliding, because the second support rod 8 is in rotational connection with the placing platform 2 and cannot move, the angle of the moving elastic component can be adjusted when the first support rod 7 moves on the four walking lines, when the angle of the moving elastic component changes, the height of the side of the placing platform 2 can be correspondingly adjusted, and therefore the height of the placing platform 2 can be adjusted according to the requirements of a user, greatly hoisting device's application range, and through setting up the angle that adjustment mechanism can four motion elastic component of synchronous regulation, can be when adjusting motion elastic component's angle effectual assurance place the platform 2 equilibrium, and adjust the degree of difficulty less.
The above are merely preferred embodiments of the present invention; the scope of the utility model is not limited thereto. Any person skilled in the art should be able to cover the technical scope of the present invention by equivalent or modified solutions and modifications within the technical scope of the present invention.
Claims (8)
1. The utility model provides a precision vibration isolation physics optics platform of multiaxis motion, includes bottom plate (1) and place platform (2), its characterized in that: four movement elastic components are arranged between the bottom plate (1) and the placing platform (2);
four lines from four end corners of the bottom plate (1) to the center of the bottom plate (1) are line routing lines, the lower ends of the four motion elastic assemblies are respectively positioned at the upper ends of the four line routing lines, and the upper ends of the four motion elastic assemblies are respectively in rotating connection with the four end corners at the lower end of the placing platform (2);
the upper end of the bottom plate (1) is also provided with an adjusting mechanism for synchronously driving the lower ends of the four movement elastic components to move on the four walking lines.
2. The multi-axis motion precision vibration isolation physical optical platform of claim 1, wherein: the motion elastic component is including direction shell (6), the inside sliding connection of direction shell (6) has second vaulting pole (8) and first vaulting pole (7), the inside of direction shell (6) just is located and still is provided with between first vaulting pole (7) and second vaulting pole (8) and rotates sleeve (11), the upper end of second vaulting pole (8) extends to the upper end of direction shell (6) and the end angle rotation of place the platform (2) lower extreme is connected, the lower extreme of first vaulting pole (7) extends to the lower extreme of direction shell (6) and is located the walking line.
3. The multi-axis motion precision vibration isolation physical optical platform of claim 1, wherein: the adjusting mechanism comprises a moving assembly and a transmission assembly;
the moving assembly is used for driving the lower end of the moving elastic assembly to move on the walking line;
the transmission assembly is used for providing kinetic energy for the moving assembly.
4. The multi-axis motion precision vibration isolation physical optical platform of claim 3, wherein: the movable assembly is including fixing track (3) of walking on the line, the inside sliding connection of track (3) has sliding seat (4), the outside that the upper end of sliding seat (4) extended to track (3) rotates with first vaulting pole (7) and is connected, the inside of track (3) still rotates and is connected with threaded rod (5), threaded rod (5) and sliding seat (4) threaded connection, just one end that threaded rod (5) are close to bottom plate (1) center extends to the outside of track (3).
5. The multi-axis motion precision vibration isolation physical optical platform of claim 3, wherein: the transmission assembly comprises a rotating sleeve (11) which rotates at the center of the bottom plate (1) and driven bevel gears (10) which are respectively and fixedly connected to one ends of the four threaded rods (5) extending to the outer sides of the tracks (3), and the outer sides of the rotating sleeve (11) are fixedly connected with transmission bevel gears (9) which are in meshed connection with the driven bevel gears (10).
6. The multi-axis motion precision vibration isolation physical optical platform of claim 5, wherein: the outer side of the rotating sleeve (11) is also provided with a rotating disc (12).
7. The multi-axis motion precision vibration isolation physical optical platform of claim 5, wherein: the center of the lower end of the placing platform (2) is rotatably connected with a positioning rod (13), and the positioning rod (13) is connected inside the rotating sleeve (11) in a sliding mode.
8. The multi-axis motion precision vibration isolation physical optical platform of claim 7, wherein: a plurality of guide grooves (18) are formed in the peripheral side of the rotating sleeve (11), a pressing strip (17) which is connected with the guide grooves (18) in a sliding manner is fixedly arranged at the lower end of the positioning rod (13), one end of the pressing strip (17) extends to the outer side of the rotating sleeve (11) through the guide grooves (18), a limiting cylinder (15) is further arranged on the outer side of the rotating sleeve (11) and on the outer side of the pressing strip (17), a fastening plate (19) is connected to the inner portion of the limiting cylinder (15) and the upper end of the pressing strip (17) in a threaded manner, two buffer springs (20) are further arranged between the limiting cylinder (15) and the rotating sleeve (11), the two buffer springs (20) are respectively assembled between the pressing strip (17) and the fastening plate (19) and between the inner wall at the bottom end of the limiting cylinder (15) and the pressing strip (17), and a positioning screw (16) is further connected to the limiting cylinder (15) in a threaded manner, one end of the positioning screw (16) is abutted against the rotating sleeve (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122702042.8U CN215986659U (en) | 2021-11-06 | 2021-11-06 | Multi-axis motion precision vibration isolation physical optical platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122702042.8U CN215986659U (en) | 2021-11-06 | 2021-11-06 | Multi-axis motion precision vibration isolation physical optical platform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215986659U true CN215986659U (en) | 2022-03-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122702042.8U Active CN215986659U (en) | 2021-11-06 | 2021-11-06 | Multi-axis motion precision vibration isolation physical optical platform |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215986659U (en) |
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2021
- 2021-11-06 CN CN202122702042.8U patent/CN215986659U/en active Active
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