CN215639266U - Laser interferometer light path collimation strutting arrangement that stability is strong - Google Patents
Laser interferometer light path collimation strutting arrangement that stability is strong Download PDFInfo
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- CN215639266U CN215639266U CN202121804460.1U CN202121804460U CN215639266U CN 215639266 U CN215639266 U CN 215639266U CN 202121804460 U CN202121804460 U CN 202121804460U CN 215639266 U CN215639266 U CN 215639266U
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- fixed mounting
- laser interferometer
- fixedly provided
- stability
- lifting nut
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Abstract
The utility model discloses a light path collimation supporting device of a laser interferometer with strong stability, which comprises a base, wherein the lower end of the base is fixedly provided with a movable wheel, the upper end of the base is fixedly provided with a telescopic supporting rod, the upper end of the telescopic supporting rod is fixedly provided with a top plate, the middle part of the upper end of the top plate is fixedly provided with a support column, the upper end of the support column is fixedly provided with a rotating shaft, the upper end of the rotating shaft is fixedly provided with a bottom plate, the upper end of the bottom plate is fixedly provided with an air bag type shock absorber, the upper end of the air bag type shock absorber is fixedly provided with a fixing plate, and the upper end of the fixing plate is fixedly provided with a fixing screw hole. This laser interferometer light path collimation strutting arrangement that stability is strong utilizes gasbag formula bumper shock absorber can make and to filter the vibrations that jolt and bring the bottom in the in-process that removes strutting arrangement for the laser interferometer of upper end keeps steady state, avoids leading to measuring unusually because of vibrations, the effectual stability that improves the measurement.
Description
Technical Field
The utility model relates to the technical field of laser interferometers, in particular to a light path collimation supporting device of a laser interferometer with strong stability.
Background
The laser interferometer is a measurement and test method which takes light waves as a carrier and light wave wavelengths as a unit, is a recognized detection means with high precision and high sensitivity, and is widely applied in the high-end manufacturing field.
Most of the existing laser interferometer supporting devices adopt a tripod structure, when the laser interferometer needs to be moved during measurement, most of the devices are manually carried, but the manual carrying can cause errors of measured data, the stability is poor, and the accuracy of the measured data is greatly reduced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a light path collimation supporting device of a laser interferometer with strong stability, and aims to solve the problems that when the laser interferometer needs to be moved, most devices are manually transported, but errors occur in measured data due to manual transportation, the stability is poor, and the accuracy of the measured data is greatly reduced.
In order to achieve the purpose, the utility model provides the following technical scheme: a light path collimation supporting device of a laser interferometer with strong stability comprises a base, wherein a movable wheel is fixedly mounted at the lower end of the base, a telescopic supporting rod is fixedly mounted at the upper end of the base, a top plate is fixedly mounted at the upper end of the telescopic supporting rod, a pillar is fixedly mounted in the middle of the upper end of the top plate, a rotating shaft is fixedly mounted at the upper end of the pillar, a bottom plate is fixedly mounted at the upper end of the rotating shaft, an air bag type damper is fixedly mounted at the upper end of the bottom plate, a fixing plate is fixedly mounted at the upper end of the air bag type damper, a fixing screw hole is fixedly arranged at the upper end of the fixing plate, a handle is fixedly arranged at the rear end of the top plate, a level meter is fixedly mounted in the middle of the left end of the top plate, frames are fixedly mounted at the front end and the rear end of the upper end of the base, a rotating bearing is fixedly mounted at the upper end of each frame, and a connecting ring is fixedly mounted at the lower end of each rotating bearing, the adjustable lifting device is characterized in that a lifting nut is fixedly mounted at the upper end of the rotating bearing, rotating rods are fixedly mounted at the left end and the right end of the lifting nut, and a screw rod is movably mounted in the middle of the lifting nut.
Preferably, the bottom plate is movably connected with the support column through a rotating shaft, the fixing screw holes are uniformly distributed at the upper end of the fixing plate, the bottom plate can be rotated through the rotating shaft to adjust the angle of the laser interferometer, and the convenience of angle adjustment of the laser interferometer is effectively improved.
Preferably, the frame is located between the telescopic supporting rods, the lifting nut is fixedly connected with an inner ring of the rotating bearing, and the lifting nut and the frame can be isolated when the lifting nut rotates by installing the rotating bearing, so that abrasion between the lifting nut and the frame caused by long-term rotation is avoided.
Preferably, the connecting ring is fixedly connected with the outer ring of the rotating bearing, the lower end of the connecting ring is fixedly connected with the frame, and the rotating bearing can be fixed at the upper end of the frame by installing the connecting ring, so that the lifting nut cannot be driven to rotate when rotating.
Preferably, the lower end of the screw rod penetrates through the lifting nut, the rotating bearing and the connecting ring and extends to the inner side below the frame, the screw rod is in threaded connection with the lifting nut, and the height and balance of the top plate can be adjusted under the driving of the rotation of the lifting nut by installing the screw rod.
Preferably, the upper end of the screw rod is fixedly provided with a connecting flange, the connecting flange is fixedly connected with the top plate, and the screw rod and the top plate can be fixed by installing the connecting flange, so that the connection is more firm.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the laser interferometer light path collimation supporting device with high stability, the air bag type shock absorber is utilized to filter the shock caused by bottom bumping in the moving process of the supporting device, so that the laser interferometer at the upper end is kept in a stable state, abnormal measurement caused by shock is avoided, and the measurement stability is effectively improved;
2. according to the laser interferometer light path collimation supporting device with high stability, the lifting nuts are combined with the screw rod, the balance of the device can be adjusted, so that the laser interferometer can measure data more accurately, meanwhile, the height of the device can be adjusted by rotating the lifting nuts at the two ends, and the convenience of operation is effectively improved;
3. this laser interferometer light path collimation strutting arrangement that stability is strong removes the wheel with the installation bottom installation, can make at the in-process that removes more stable, has avoided leading to measured data to make mistakes in the handling, further improvement laser interferometer measuring stability.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a perspective view of the frame of the present invention;
FIG. 3 is a schematic cross-sectional view of a rolling bearing according to the present invention;
fig. 4 is a schematic perspective view of the airbag type shock absorber of the present invention.
In the figure: 1. a base; 2. a moving wheel; 3. a telescopic support rod; 4. a top plate; 5. a pillar; 6. a rotating shaft; 7. a base plate; 8. a gas bag type shock absorber; 9. a fixing plate; 10. fixing screw holes; 11. a handle; 12. a level gauge; 13. a frame; 14. a rotating bearing; 15. a connecting ring; 16. a lifting nut; 17. rotating the rod; 18. a screw rod; 19. and connecting the flanges.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a light path alignment supporting device of a laser interferometer with strong stability comprises a base 1, a movable wheel 2 is fixedly installed at the lower end of the base 1, a telescopic supporting rod 3 is fixedly installed at the upper end of the base 1, a top plate 4 is fixedly installed at the upper end of the telescopic supporting rod 3, a pillar 5 is fixedly installed in the middle of the upper end of the top plate 4, a rotating shaft 6 is fixedly installed at the upper end of the pillar 5, a bottom plate 7 is fixedly installed at the upper end of the rotating shaft 6, an air bag type shock absorber 8 is fixedly installed at the upper end of the bottom plate 7, a fixing plate 9 is fixedly installed at the upper end of the air bag type shock absorber 8, a fixing screw hole 10 is fixedly arranged at the upper end of the fixing plate 9, a handle 11 is fixedly arranged at the rear end of the top plate 4, a level 12 is fixedly installed in the middle of the left end of the top plate 4, frames 13 are fixedly installed at the front end and the rear end of the upper end of the base 1, a rotating bearing 14 is fixedly installed at the upper end of the rotating bearing 14, and a connecting ring 15 is fixedly installed at the lower end of the rotating bearing 14, a lifting nut 16 is fixedly arranged at the upper end of the rotating bearing 14, rotating rods 17 are fixedly arranged at the left end and the right end of the lifting nut 16, and a screw rod 18 is movably arranged in the middle of the lifting nut 16.
Further, the bottom plate 7 is movably connected with the pillar 5 through the rotating shaft 6, the fixing screw holes 10 are uniformly distributed at the upper end of the fixing plate 9, when in use, the laser interferometer is firstly placed at the upper end of the fixing plate 9 and then fixed through screws, when the height of the fixing plate needs to be adjusted, the lifting nuts 16 at two ends are simultaneously rotated to lift the screw rod 18, the screw rod 18 drives the top plate 4 to lift so as to be adjusted to a proper position, meanwhile, the level gauge 12 is observed to check whether the supporting device is in a horizontal state, when the supporting device is inclined, the lifting nuts 16 are rotated in the opposite direction according to the inclined direction, when the lifting nuts 16 are rotated, the rotating bearings 14 at the bottom of the lifting nuts 16 are rotated, meanwhile, the lifting nuts 16 are rotated to drive the screw rod 18 to lift, the screw rod 18 lifts to drive the top plate 4 to lift, and simultaneously, the telescopic supporting rods 3 are stretched along with the lifting of the screw rod 18, when the laser interferometer reaches the horizontal position, the rotation is stopped, in the measuring process, when the laser interferometer needs to move, the handle 11 is pushed to enable the moving wheel 2 at the lower end to rotate, when the moving wheel jolts, the vibration force is transmitted upwards from the bottom, and when the vibration force is transmitted to the air bag type shock absorber 8, the air bag type shock absorber 8 filters the vibration, so that the laser interferometer at the upper end keeps a stable state.
Furthermore, the frame 13 is located between the telescopic support rods 3, the lifting nut 16 is fixedly connected with an inner ring of the rotating bearing 14, and the lifting nut 16 can be isolated from the frame 13 when rotating through the installation of the rotating bearing 14, so that abrasion between the lifting nut 16 and the frame 13 caused by long-term rotation is avoided.
Furthermore, the connecting ring 15 is fixedly connected with the outer ring of the rotating bearing 14, the lower end of the connecting ring 15 is fixedly connected with the frame 13, and the rotating bearing 14 can be fixed at the upper end of the frame 13 by installing the connecting ring 15, so that the lifting nut 16 cannot be driven to rotate when rotating.
Further, the lower end of the screw rod 18 passes through the lifting nut 16, the rotating bearing 14 and the connecting ring 15 and extends to the lower inner side of the frame 13, the screw rod 18 is in threaded connection with the lifting nut 16, and the height and balance of the top plate 4 can be adjusted under the driving of the rotation of the lifting nut 16 by installing the screw rod 18.
Furthermore, a connecting flange 19 is fixedly mounted at the upper end of the screw rod 18, the connecting flange 19 is fixedly connected with the top plate 4, and the screw rod 18 and the top plate 4 can be fixed by mounting the connecting flange 19, so that the connection is firmer.
The working principle is as follows: when the laser interferometer is used, a laser interferometer is placed at the upper end of a fixed plate 9 and then fixed through screws, when the height of the laser interferometer needs to be adjusted, lifting nuts 16 at two ends are rotated to lift a screw rod 18, the screw rod 18 drives a top plate 4 to lift and adjust to a proper position, meanwhile, a level 12 is observed to check whether the supporting device is in a horizontal state or not, when the supporting device is inclined, the lifting nuts 16 are rotated in the opposite direction according to the direction of the inclination, when the lifting nuts 16 are rotated, rotating bearings 14 at the bottoms of the lifting nuts 16 are rotated, meanwhile, the lifting nuts 16 are rotated to drive the screw rod 18 to lift, the screw rod 18 lifts and drives the top plate 4 to lift, meanwhile, the telescopic supporting rod 3 stretches and retracts along with the lifting of the screw rod 18, when the supporting rod reaches the horizontal position, the rotation is stopped, and when the supporting rod needs to move in the measuring process, the handle 11 is pushed to enable the moving wheel 2 at the lower end to rotate, when jolting occurs in the moving process, the vibration force is transmitted upwards from the bottom, and when the vibration force is transmitted to the air bag type shock absorber 8, the air bag type shock absorber 8 filters the vibration, so that the laser interferometer at the upper end is kept in a stable state.
Finally, it should be noted that the above-mentioned contents are only used for illustrating the technical solutions of the present invention, and not for limiting the protection scope of the present invention, and that the simple modifications or equivalent substitutions of the technical solutions of the present invention by those of ordinary skill in the art can be made without departing from the spirit and scope of the technical solutions of the present invention.
Claims (6)
1. The utility model provides a laser interferometer light path collimation strutting arrangement that stability is strong, includes base (1), its characterized in that: the lower end fixed mounting of base (1) has removal wheel (2), the upper end fixed mounting of base (1) has flexible bracing piece (3), the upper end fixed mounting of flexible bracing piece (3) has roof (4), the middle part fixed mounting of roof (4) upper end has pillar (5), the upper end fixed mounting of pillar (5) has pivot (6), the upper end fixed mounting of pivot (6) has bottom plate (7), the upper end fixed mounting of bottom plate (7) has gasbag formula bumper shock absorber (8), the upper end fixed mounting of gasbag formula bumper shock absorber (8) has fixed plate (9), the upper end fixed mounting of fixed plate (9) is provided with fixed screw (10), the rear end fixed mounting of roof (4) has handle (11), the middle part fixed mounting of roof (4) left end has spirit level (12), the front and back both ends fixed mounting of base (1) upper end has frame (13), the upper end fixed mounting of frame (13) has rolling bearing (14), the lower extreme fixed mounting of rolling bearing (14) has go-between (15), the upper end fixed mounting of rolling bearing (14) has lifting nut (16), both ends fixed mounting has dwang (17) about lifting nut (16), the middle part movable mounting of lifting nut (16) has lead screw (18).
2. The optical path alignment support device of a laser interferometer with strong stability as claimed in claim 1, wherein: the bottom plate (7) is movably connected with the support column (5) through a rotating shaft (6), and the fixing screw holes (10) are uniformly distributed at the upper end of the fixing plate (9).
3. The optical path alignment support device of a laser interferometer with strong stability as claimed in claim 1, wherein: the frame (13) is positioned between the telescopic support rods (3), and the lifting nut (16) is fixedly connected with the inner ring of the rotating bearing (14).
4. The optical path alignment support device of a laser interferometer with strong stability as claimed in claim 1, wherein: the connecting ring (15) is fixedly connected with the outer ring of the rotating bearing (14), and the lower end of the connecting ring (15) is fixedly connected with the frame (13).
5. The optical path alignment support device of a laser interferometer with strong stability as claimed in claim 1, wherein: the lower end of the screw rod (18) penetrates through the lifting nut (16), the rotating bearing (14) and the connecting ring (15) and extends to the lower inner side of the frame (13), and the screw rod (18) is in threaded connection with the lifting nut (16).
6. The optical path alignment support device of a laser interferometer with strong stability as claimed in claim 1, wherein: the upper end of the screw rod (18) is fixedly provided with a connecting flange (19), and the connecting flange (19) is fixedly connected with the top plate (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121804460.1U CN215639266U (en) | 2021-08-04 | 2021-08-04 | Laser interferometer light path collimation strutting arrangement that stability is strong |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121804460.1U CN215639266U (en) | 2021-08-04 | 2021-08-04 | Laser interferometer light path collimation strutting arrangement that stability is strong |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215639266U true CN215639266U (en) | 2022-01-25 |
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ID=79894877
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121804460.1U Active CN215639266U (en) | 2021-08-04 | 2021-08-04 | Laser interferometer light path collimation strutting arrangement that stability is strong |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215639266U (en) |
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2021
- 2021-08-04 CN CN202121804460.1U patent/CN215639266U/en active Active
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