CN214225575U - High-precision electric lifting platform for lens - Google Patents
High-precision electric lifting platform for lens Download PDFInfo
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- CN214225575U CN214225575U CN202120663821.9U CN202120663821U CN214225575U CN 214225575 U CN214225575 U CN 214225575U CN 202120663821 U CN202120663821 U CN 202120663821U CN 214225575 U CN214225575 U CN 214225575U
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Abstract
A high-precision electric lifting platform for a lens belongs to the technical field of microscope lens lifting. The utility model discloses a base, the slip table, the camera lens keysets, first spring, spring fore-set and piezoelectric motor, base sliding connection slip table, install piezoelectric motor on the base, piezoelectric motor's drive is sufficient to contact with the slip table, and the drive slip table reciprocates, be equipped with the slider on the slip table, first spring hole and spring fore-set hole have been seted up on the slider, be equipped with the boss on the base, seted up on the boss with slider assorted spout, the slider inserts in the spout, and the sliding connection spout, the boss is inserted to the one end of spring fore-set, it is downthehole that the other end of spring fore-set inserts the spring fore-set behind first spring hole, first spring is established to spring fore-set cover. The utility model discloses a piezoelectric motor drives the slip table and reciprocates, utilizes piezoelectric motor's the characteristic that directly drives for the holistic size of camera lens elevating platform reduces, compares and uses wider manual formula in market, does not need manual control, reduces the labour.
Description
Technical Field
The utility model belongs to the technical field of the microscope camera lens goes up and down, specifically relate to a high accuracy camera lens electric lift platform.
Background
The lens lifting platform belongs to one of displacement platforms, can be used as a lifting platform of a lens and a short-stroke horizontal precise displacement platform, and is widely applied to the field of microscopes. The lens lifting table is driven by an electric mode instead of a manual mode, and an electromagnetic motor is generally adopted for driving. Because the electromagnetic motor has high rotating speed, a gear reduction mechanism is needed, and the reduction mechanism and the size of the motor are limited, so that the whole size reduction of the lens lifting table is limited. In addition, the accuracy of the electromagnetic motor also affects the positioning accuracy of the lens lift table.
Disclosure of Invention
The utility model mainly solves the technical problem existing in the prior art and provides a high-precision lens electric lifting platform so as to improve the moving precision of the lens lifting platform and reduce the size of the lens lifting platform.
The above technical problem of the present invention can be solved by the following technical solutions: a high-precision lens electric lifting platform comprises a base, a sliding table, a lens adapter plate, a first spring, a spring ejection column and a piezoelectric motor, wherein the lens adapter plate is in threaded connection with the sliding table, the base is in sliding connection with the sliding table, the piezoelectric motor is installed on the base, a driving foot of the piezoelectric motor is in contact with the sliding table and drives the sliding table to move up and down, a sliding block is arranged on the sliding table, a first spring hole and a spring ejection column hole are formed in the sliding block and are communicated, a boss is arranged on the base, a sliding groove matched with the sliding block is formed in the boss, the sliding block is inserted into the sliding groove and is in sliding connection with the sliding groove, one end of the spring ejection column is inserted into the boss, the other end of the spring ejection column is inserted into the spring ejection column hole after passing through the first spring hole, the spring ejection column is sleeved with the first spring, one end of the first spring is in abutting contact with the inner wall of the first spring hole, the other end of the first spring is in abutting contact with the spring top column.
Preferably, the base is provided with a mounting groove for mounting the piezoelectric motor, elastic buckles are arranged on two sides of the piezoelectric motor and clamped with elastic pieces, and the elastic pieces are abutted to and contacted with the groove wall of the mounting groove.
Preferably, a second spring is arranged in the mounting groove, one end of the second spring is in contact with the end of the piezoelectric motor in a butting mode, and the other end of the second spring is in contact with the groove wall of the mounting groove in a butting mode.
Preferably, the boss is provided with a first threaded hole, the first threaded hole is communicated with the sliding groove, the first threaded hole is in threaded connection with a set screw, and one end of the spring ejection column is inserted into the first threaded hole and is in contact with the set screw.
Preferably, the sliding table is embedded with a driving sheet at the contact position of the sliding table and the driving foot of the piezoelectric motor.
Preferably, the joint of the base and the sliding table is provided with a crossed roller guide rail, and the base is connected with the sliding table in a sliding mode through the crossed roller guide rail.
Preferably, a second threaded hole is formed in the outer side face of the sliding table and is opposite to the side face of the crossed roller guide rail, a jackscrew is in threaded connection with the second threaded hole, and the jackscrew is in contact with the side face of the crossed roller guide rail.
Preferably, the base is provided with a grating groove for installing a grating and a wiring groove for wiring the grating, countersunk threaded holes are formed in two sides of the wiring groove, and the sliding table is provided with a grating ruler corresponding to the grating groove.
Preferably, the piezoelectric motor further comprises a base cover plate for covering the piezoelectric motor.
Preferably, the bottom surface of the sliding table is provided with a mounting hole, and the sliding table is connected with the lens adapter plate in a mode of being in threaded connection with the mounting hole through a bolt.
The utility model discloses beneficial effect who has: the utility model discloses a piezoelectric motor drives the slip table and reciprocates, utilizes piezoelectric motor's the characteristic that directly drives for the holistic size of camera lens elevating platform reduces, compares and uses wider manual formula in market, does not need manual control, has reduced the labour, has improved work efficiency. Meanwhile, the piezoelectric motor has extremely high stepping precision, so that the moving precision of the lens lifting table is greatly improved. The utility model discloses simple structure, the size is small, convenient operation, excellent in use effect easily uses widely in microscope specialty field.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural view of another perspective of the present invention;
fig. 3 is a schematic structural diagram of the sliding table of the present invention;
fig. 4 is a schematic structural view of the base of the present invention;
FIG. 5 is a schematic cross-sectional view of a connection structure between the slide table and the base according to the present invention;
fig. 6 is a schematic view of a connection structure of the piezoelectric motor and the base according to the present invention;
fig. 7 is a schematic cross-sectional view of a connection structure of the piezoelectric motor and the base according to the present invention;
fig. 8 is a schematic structural diagram of the piezoelectric motor according to the present invention.
In the figure: 1. a base; 2. a sliding table; 3. a lens adapter plate; 4. a first spring; 5. a spring top post; 6. a piezoelectric motor; 7. a slider; 8. a first spring hole; 9. a spring jack post hole; 10. a boss; 11. a chute; 12. mounting grooves; 13. elastic buckle; 14. an elastic member; 15. a second spring; 16. a first threaded hole; 17. tightening the screw; 18. a driving plate; 19. a cross roller guide; 20. a second threaded hole; 21. carrying out top thread; 22. a grating groove; 23. a wiring groove; 24. a grating; 25. countersunk threaded holes; 26. a grating scale; 27. a base cover plate; 28. mounting holes; 29. a reference table.
Detailed Description
The technical solution of the present invention is further specifically described below by way of examples and with reference to the accompanying drawings.
Example (b): a high-precision lens electric lifting platform is shown in figures 1-8 and comprises a base 1, a sliding table 2, a lens adapter plate 3, a first spring 4, a spring jack post 5 and a piezoelectric motor 6, wherein the lens adapter plate 3 is in threaded connection with the sliding table 2, the base 1 is in sliding connection with the sliding table 2, the piezoelectric motor 6 is installed on the base 1, the output end of the piezoelectric motor 6 is in contact with the sliding table 2 and drives the sliding table 2 to move up and down, a sliding block 7 is arranged on the sliding table 2, the sliding block 7 is connected with the sliding table 2 into a whole, a first spring hole 8 and a spring jack post hole 9 are formed in the sliding block 7, the first spring hole 8 is communicated with the spring jack post hole 9, a boss 10 is arranged on the base 1, the boss 10 is connected with the base 1 into a whole, a sliding groove 11 matched with the sliding block 7 is formed in the boss 10, the sliding block 7 is inserted into the sliding groove 11 and is in sliding connection with the sliding groove 11, cooperate through spout 11 and slider 7, can restrict slip table 2's direction of movement and stroke, boss 10 is inserted to the one end of spring fore-set 5, insert in spring fore-set hole 9 behind first spring hole 8 the other end of spring fore-set 5, 5 covers of spring fore-set are equipped with first spring 4, the one end of first spring 4 and the inner wall looks butt contact of first spring hole 8, the other end and the 5 looks butt contacts of spring fore-set of first spring 4. Through setting up first spring 4, when slip table 2 goes up and down, utilize the deformation of first spring 4 can offset the influence of load gravity.
Offer the mounting groove 12 that is used for installing piezoelectric motor 6 on the base 1, piezoelectric motor 6's both sides all are equipped with elastic buckle 13, elastic buckle 13 joint elastic component 14, elastic component 14 can be the shell fragment, elastic component 14 butt contact mounting groove 12's cell wall. The elastic member 14 presses and fixes the piezoelectric motor 6 in the mounting groove 12 by the elastic force generated by itself, and prevents the piezoelectric motor 6 from moving up and down in the mounting groove 12. The two mounting grooves 12 are compatible with the two piezoelectric motors 6, and the piezoelectric motors 6 are matched with each other to provide larger driving force.
Still be equipped with second spring 15 in the mounting groove 12, the tip looks butt contact of the one end of second spring 15 and piezoelectric motor 6, the other end of second spring 15 and the cell wall looks butt contact of mounting groove 12, the slide table 2 is inlayed at slide table 2 and piezoelectric motor 6's the sufficient contact department of drive and is had drive piece 18.
Through the arrangement of the second spring 15, the optimal contact driving position of the driving foot of the piezoelectric motor 6 and the driving sheet 18 can be automatically adjusted, so that the piezoelectric motor 6 can better apply force to the driving sheet 18, and the frictional coupling between the driving sheet 18 and the driving foot of the piezoelectric motor 6 can be better realized. The driving sheet 18 is adhered to the sliding table 2 through epoxy glue, and the piezoelectric motor 6 drives the sliding table 2 to move up and down through the driving sheet 18.
Since the piezoelectric motor 6 is a motor driven by frictional coupling, the surface of the driving piece 18 in contact with the piezoelectric motor 6 is subjected to a large frictional force, which easily causes abrasion. Therefore, the driving plate 18 is made of ceramic and zirconia, and the surface contacting with the piezoelectric motor 6 is polished, so that the driving plate has better abrasion resistance and flexible driving capability.
The joint of the base 1 and the sliding table 2 is provided with a crossed roller guide rail 19, and the base 1 is connected with the sliding table 2 in a sliding mode through the crossed roller guide rail 19. By adopting the crossed roller guide rail 19, the lifting precision of the lifting platform can be better ensured. A second threaded hole 20 is formed in the outer side face of the sliding table 2, the second threaded hole 20 is opposite to the side face of the crossed roller guide rail 19, a jackscrew 21 is in threaded connection with the second threaded hole 20, and the jackscrew 21 is in contact with the side face of the crossed roller guide rail 19. By using the jackscrew 21, the clearance of the crossed roller guide rail 19 can be adjusted, so that the clearance between the sliding table 2 and the base 1 is adjusted, and the straightness and the precision of the lifting table are ensured.
The base 1 is provided with a grating groove 22 for installing a grating 24 and a wiring groove 23 for wiring the grating 24, both sides of the wiring groove 23 are provided with countersunk threaded holes 25, and the wiring groove can play a role of pressing lines through the screwed connection of the countersunk threaded holes 25 and bolts; a grating ruler 26 is attached to the sliding table 2, the grating ruler 26 corresponds to the grating 24, and scales on the grating ruler 26 are read through the grating 24 so as to feed back the moving position of the sliding table 2.
The bottom surface of the sliding table 2 is provided with a mounting hole 28, and the sliding table 2 is connected with the lens adapter plate 3 in a mode of being in threaded connection with the mounting hole 28 through a bolt. Adopt the spiro union mode to link to each other between camera lens keysets 3 and the slip table 2, the dismantlement and the change of camera lens keysets 3 of being convenient for can select different camera lens keysets 3 according to microscopical requirement to match corresponding camera lens model.
Four extreme angle departments of base 1 bottom surface all are equipped with benchmark platform 29, benchmark platform 29 is the rectangle, through setting up benchmark platform 29, can guarantee the plane degree of base 1 bottom surface, stability when promoting the installation.
The electric lens lifting platform further comprises a base cover plate 27, wherein the base cover plate 27 covers the base 1 and covers the piezoelectric motor 6.
To sum up, the utility model discloses a piezoelectric motor drives the slip table and reciprocates, utilizes piezoelectric motor's the characteristic of directly driving for the holistic size of camera lens elevating platform reduces, compares and uses wider manual formula in market, does not need manual control, has reduced the labour, has improved work efficiency. Meanwhile, the piezoelectric motor has extremely high stepping precision, so that the moving precision of the lens lifting table is greatly improved. The utility model discloses simple structure, the size is small, convenient operation, excellent in use effect easily uses widely in microscope specialty field.
Finally, it should be noted that the above embodiments are merely representative examples of the present invention. Obviously, the present invention is not limited to the above-described embodiments, and many modifications are possible. Any simple modification, equivalent change and modification made to the above embodiments according to the technical spirit of the present invention should be considered as belonging to the protection scope of the present invention.
Claims (10)
1. A high-precision lens electric lifting platform is characterized by comprising a base, a sliding table, a lens adapter plate, a first spring, a spring ejection column and a piezoelectric motor, wherein the lens adapter plate is in threaded connection with the sliding table, the base is in sliding connection with the sliding table, the piezoelectric motor is installed on the base, a driving foot of the piezoelectric motor is in contact with the sliding table and drives the sliding table to move up and down, a sliding block is arranged on the sliding table, a first spring hole and a spring ejection column hole are formed in the sliding block and are communicated, a boss is arranged on the base, a sliding groove matched with the sliding block is formed in the boss, the sliding block is inserted into the sliding groove and is in sliding connection with the sliding groove, one end of the spring ejection column is inserted into the boss, the other end of the spring ejection column is inserted into the spring ejection column hole after passing through the first spring hole, and the spring ejection column is sleeved with the first spring, one end of the first spring is in abutting contact with the inner wall of the first spring hole, and the other end of the first spring is in abutting contact with the spring jack post.
2. A high precision lens electric lifting platform as claimed in claim 1, wherein said base is provided with a mounting groove for mounting a piezoelectric motor, both sides of said piezoelectric motor are provided with elastic buckles, said elastic buckles are fastened with elastic members, said elastic members are abutted against the groove wall of the mounting groove.
3. A high precision lens electric lifting platform as claimed in claim 2, wherein a second spring is provided in said mounting groove, one end of said second spring is in abutting contact with the end of the piezoelectric motor, and the other end of said second spring is in abutting contact with the wall of the mounting groove.
4. A high precision electric lens lifting table as claimed in claim 1, wherein the boss is provided with a first threaded hole, the first threaded hole is communicated with the chute, the first threaded hole is connected with a set screw in a threaded manner, and one end of the spring top post is inserted into the first threaded hole and contacts with the set screw.
5. A high precision lens electric lifting platform as claimed in claim 1, wherein the sliding platform is embedded with a driving plate at the contact position of the sliding platform and the driving foot of the piezoelectric motor.
6. A high precision lens electric lifting platform as claimed in claim 1, characterized in that the joint of said base and sliding platform is provided with crossed roller guide rails, and said base is slidably connected with the sliding platform through the crossed roller guide rails.
7. The electric high-precision lens lifting table as claimed in claim 6, wherein a second threaded hole is formed in an outer side surface of the sliding table, the second threaded hole faces a side surface of the crossed roller guide rail, a jackscrew is in threaded connection with the second threaded hole, and the jackscrew is in contact with the side surface of the crossed roller guide rail.
8. The electric lifting platform for the high-precision lens according to claim 1, wherein the base is provided with a grating groove for mounting the grating and a wiring groove for wiring the grating, both sides of the wiring groove are provided with countersunk threaded holes, and the sliding platform is provided with a grating ruler corresponding to the grating groove.
9. A high precision lens electric lifting platform according to claim 1, characterized by further comprising a base cover plate for covering the piezoelectric motor.
10. The high-precision electric lens lifting table as claimed in claim 1, wherein a mounting hole is formed in a bottom surface of the sliding table, and the sliding table is connected with the lens adapter plate in a manner of being in threaded connection with the mounting hole through a bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120663821.9U CN214225575U (en) | 2021-03-31 | 2021-03-31 | High-precision electric lifting platform for lens |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120663821.9U CN214225575U (en) | 2021-03-31 | 2021-03-31 | High-precision electric lifting platform for lens |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214225575U true CN214225575U (en) | 2021-09-17 |
Family
ID=77693844
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120663821.9U Active CN214225575U (en) | 2021-03-31 | 2021-03-31 | High-precision electric lifting platform for lens |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214225575U (en) |
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2021
- 2021-03-31 CN CN202120663821.9U patent/CN214225575U/en active Active
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