CN215181116U

CN215181116U - High-precision optical platform

Info

Publication number: CN215181116U
Application number: CN202120673347.8U
Authority: CN
Inventors: 张学勤; 陈春雷; 陆峰
Original assignee: Taicang Tianhe Electromechanical Co ltd
Current assignee: Taicang Tianhe Electromechanical Co ltd
Priority date: 2021-04-01
Filing date: 2021-04-01
Publication date: 2021-12-14
Anticipated expiration: 2031-04-01

Abstract

The utility model belongs to the technical field of the optics technique and specifically relates to a high-accuracy optics platform has solved when splicing a plurality of optics platforms, is difficult to guarantee the platform level after the concatenation to and all mounting holes equidistant setting lead to the not enough problem of precision of optics platform, and it includes the mesa of a plurality of concatenations, every a plurality of mounting holes that are used for installing optical instrument are seted up to the equidistant on the mesa, every the mesa below all is provided with the support, the support with be equipped with a plurality of being used for adjusting between the mesa the altitude mixture control subassembly of mesa height, adjacent two wear to be equipped with between the mesa and be used for adjusting adjacent two the interval of mesa is to the screw rod that draws. This application has the precision that improves after a plurality of optical platform concatenations, guarantees optical platform's normal use effect.

Description

High-precision optical platform

Technical Field

The application relates to the field of optical technology, in particular to a high-precision optical platform.

Background

At present, scientific experiments need more and more precise calculation and measurement, so that an equipment instrument which can be relatively isolated from the external environment and interference is very important for measuring the experimental results. The optical platform that can fix various optical element and microscope imaging equipment etc. also becomes necessary product in the scientific research experiment, and the mounting hole is seted up equally spaced on the mesa to general optical platform to install all kinds of optical instrument, make scientific experiment normally go on. When a single optical platform cannot meet the working requirement, a plurality of optical platforms are often spliced into a whole for use.

In view of the above-mentioned related technologies, the inventor believes that there are defects that when a plurality of optical platforms are spliced, it is difficult to ensure that the spliced platforms keep the platform level, and all mounting holes are arranged at equal intervals, resulting in insufficient precision of the optical platforms.

SUMMERY OF THE UTILITY MODEL

In order to improve the precision behind a plurality of optical platform concatenations, guarantee optical platform's normal use, this application provides a high-accuracy optical platform.

The application provides a high-accuracy optical platform adopts following technical scheme:

the utility model provides a high-precision optical platform, includes the mesa of a plurality of parallel concatenations, every impartial interval sets up a plurality of mounting holes that are used for installing optical instrument on the mesa, every the mesa below all is provided with the support, the support with be equipped with a plurality of being used for between the mesa and adjust the high adjusting part of mesa height, high adjusting part includes gomphosis complex gomphosis cover and lifter, the gomphosis cover with the mesa bottom surface is connected, the vertical thread bush that is provided with on the support, the lifter with thread bush threaded connection, adjacent two wear to be equipped with between the mesa and be used for adjusting adjacent two the split screw of the interval of mesa.

Through adopting the above technical scheme, set up the support under a plurality of mesas, set up the altitude mixture control subassembly between support and mesa, vertical threaded sleeve that sets up on the support, at threaded sleeve internal thread connection lifter, set up the corresponding embedded cover with the lifter in mesa bottom surface, the height of mesa is adjusted through rotating the lifter has been made things convenient for, it is the same for level and height to have made things convenient for a plurality of mesa adjustment, through wearing to establish a plurality of counter-tension screw rods between two adjacent mesas, it equals to other two adjacent mounting hole intervals to have made things convenient for the interval adjustment between the mounting hole of two adjacent mesas most sidedly, the concatenation and the use of a plurality of mesas have been made things convenient for.

Optionally, a worm gear speed reducer is arranged below the threaded sleeve, and a worm gear of the worm gear speed reducer is connected with the lifting rod in an embedded mode.

By adopting the technical scheme, the lifting rod is driven to move up and down by rotating the handle, and the height of the table top is adjusted conveniently.

Optionally, a bearing is arranged between the embedded sleeve and the lifting rod.

Through adopting above-mentioned technical scheme, reduced the wearing and tearing between gomphosis cover and lifter for the rotation of lifter is more smooth, has made things convenient for the lift of lifter to the mesa.

Optionally, a limiting block is arranged at the bottom end of the lifting rod.

Through adopting above-mentioned technical scheme, prevent that the lifter from adjusting excessively and worm gear speed reducer break away from, made things convenient for the lifter to the regulation of mesa height.

Optionally, a spring is sleeved on the opposite-pulling screw rod and located between the two adjacent table tops.

Through adopting above-mentioned technical scheme, when having made things convenient for the distance between two bolts of adjustment split screw, the spring lasts to exert pressure to two mesas, prevents that two bolt distances from when too big, has the clearance between two mesas, leads to producing relative displacement between two mesas.

Optionally, a plurality of positioning assemblies are arranged on two adjacent table tops together.

By adopting the technical scheme, the height difference and the distance between two adjacent table tops can be conveniently judged through the positioning assembly, and the adjustment of the two adjacent table tops is facilitated.

Optionally, the positioning assembly includes a supporting rod and an L-shaped positioning rod, the positioning rod includes an insertion section and a positioning section, the supporting rod and the insertion section are respectively inserted into the mounting holes formed in the two table boards, the positioning section is provided with a positioning line, a distance between the positioning line and a central axis of the insertion section is equal to a distance between central axes of two adjacent mounting holes, the two mounting holes are located on a straight line perpendicular to a side of the table board, the upper end of the supporting rod is connected with a supporting sleeve, the supporting sleeve is in embedded fit with the positioning rod, and the supporting sleeve is provided with an observation groove for observing the positioning line.

Through adopting above-mentioned technical scheme, set up bracing piece and locating lever in two mounting holes that two adjacent mesas are closest respectively, connect above the bracing piece and support the cover with locating lever matched with, and set up the location line on the location section of locating lever, the observation groove has been seted up on the support cover, made things convenient for through the distance between the mounting hole of observation groove observation two mesas most side, and judge whether the distance between the mounting hole of two mesas most side equals with the distance between two other adjacent mounting holes, made things convenient for the interval adjustment of two mesas.

Optionally, enclose on the insertion section and be equipped with first supporting leg, enclose on the bracing piece and be equipped with the second supporting leg, first supporting leg bottom surface with distance between location section central axis, with second supporting leg bottom surface with distance between support cover central axis equals, just the bottom surface of first supporting leg with the center pin of insertion section is perpendicular, the bottom surface of second supporting leg with the center pin of bracing piece is perpendicular.

Through adopting above-mentioned technical scheme, after location section and support cover gomphosis cooperation, will insert section and bracing piece respectively and insert two mounting holes that two adjacent mesas are close, through observing whether first supporting leg and second supporting leg all hug closely with corresponding mesa, judge whether unanimous the height of two mesas, made things convenient for the regulation of the height of two adjacent mesas.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the support is arranged below the table tops, the height adjusting assembly is arranged between the support and the table tops, the threaded sleeves are vertically arranged on the support, the lifting rods are connected in the threaded sleeves in a threaded manner, the bottom surfaces of the table tops are provided with the embedded sleeves corresponding to the lifting rods, the height of the table tops can be conveniently adjusted by rotating the lifting rods, the table tops can be conveniently adjusted to be horizontal and have the same height, the distance between the mounting holes on the most lateral sides of the two adjacent table tops can be conveniently adjusted to be equal to the distance between the two other adjacent mounting holes by penetrating the two adjacent table tops through the pull screw rods, and the table tops can be conveniently spliced and used;

2. the worm gear speed reducer is connected below the lifting rod, so that the height adjustment of the lifting rod on the table top is facilitated, the precision of the height control of the table top is improved, the bearing is arranged between the embedded sleeve and the lifting rod, the abrasion between the embedded sleeve and the lifting rod is reduced, the adjustment of the lifting rod on the table top is smoother, the first supporting leg is arranged on the insertion section of the positioning assembly in an enclosing mode, the second supporting leg is arranged on the supporting rod in an enclosing mode, the judgment of whether the height of the table top is consistent or not is facilitated through the distance between the first supporting leg and the second supporting leg and the corresponding table top, and the height adjustment of the table top is facilitated;

3. through setting up the location line on positioning assembly's location section, set up the observation groove on the supporting sleeve, whether the cooperation through location line and observation groove has made things convenient for the distance between two rows of mounting holes that are closest on two mesas to judge with the distance between other two adjacent mounting holes unanimous, the interval of two adjacent mesas is adjusted, establish the spring through the cover on the counter-pull screw rod, and set up the spring between two adjacent mesas, it is spacing to have made things convenient for two adjacent mesas, the probability that two adjacent mesas take place relative displacement because of there being the clearance has been reduced, the stability of the connection of two adjacent mesas has been guaranteed.

Drawings

Fig. 1 is a schematic structural diagram of a high-precision optical bench according to an embodiment of the present disclosure.

FIG. 2 is a cross-sectional view of a height adjustment assembly of a high precision optical bench according to an embodiment of the present application.

Fig. 3 is a schematic structural diagram of a bottom view of a high-precision optical bench according to an embodiment of the present disclosure.

FIG. 4 is a schematic structural diagram of a positioning assembly of a high-precision optical bench according to an embodiment of the present disclosure.

Description of reference numerals: 1. a support; 11. a threaded sleeve; 2. a table top; 21. mounting holes; 3. a height adjustment assembly; 31. a lifting rod; 311. a limiting block; 32. fitting and sleeving; 321. a bearing; 33. a worm gear reducer; 4. oppositely pulling the screw rod; 41. a spring; 5. a positioning assembly; 51. a support bar; 511. a second support leg; 512. a support sleeve; 513. an observation tank; 52. positioning a rod; 521. an insertion section; 522. a first support leg; 523. a positioning section; 524. and (6) positioning the wire.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses high-precision optical platform. Referring to fig. 1, a high-precision optical platform includes a plurality of mesa 2, and equal vertical and equidistant a plurality of mounting holes 21 have been seted up on each mesa 2 for install all kinds of optical instrument, make things convenient for optical instrument to use in optical platform top.

Referring to fig. 2 and 3, each mesa 2 below all is equipped with support 1, all be equipped with altitude mixture control subassembly 3 between 1 four corners of support and mesa 2, altitude mixture control subassembly 3 includes vertical thread bush 11 that sets up on support 1, and with 11 threaded connection's of thread bush lifter 31, mesa 2 bottom surfaces are connected with and are overlapped 32 with lifter 31 gomphosis complex gomphosis, be provided with bearing 321 between gomphosis cover 32 and lifter 31 top, made things convenient for through rotating lifter 31 with mesa 2 jack-up, with the height of adjusting mesa 2, keep two adjacent mesas 2 to flush, the normal use of the optical instrument that mesa 2 tops set up has been made things convenient for.

Referring to fig. 2 and 3, a worm gear reducer 33 is connected below the threaded sleeve 11, and a worm wheel of the worm gear reducer 33 is embedded with the lower end of the lifting rod 31, so that the worm is rotated to drive the worm wheel and the lifting rod 31 to rotate, the lifting rod 31 moves up and down while rotating in the threaded sleeve 11, and the height adjustment of the table top 2 is further facilitated. The bottom end of the lifting rod 31 is connected with a limiting block 311, so that the lifting rod 31 is prevented from being excessively adjusted to cause the lifting rod 31 to be separated from the worm gear reducer 33, and the lifting rod 31 is not convenient to reset downwards.

Referring to fig. 4, a positioning assembly 5 is arranged between two adjacent table tops 2, the positioning assembly 5 includes a support rod 51 and a positioning rod 52, the support rod 51 is in embedded fit with the mounting hole 21 at the most lateral side of one table top 2, a support sleeve 512 is connected above the support rod 51, the positioning rod 52 is divided into an insertion section 521 and a positioning section 523, the insertion section 521 is in embedded fit with the mounting hole 21 at the most lateral side of the other table top 2, the positioning section 523 is in embedded fit with the support sleeve 512, and the positioning section 523 and the support sleeve 512 are both arranged in parallel, so that the positioning assembly 5 can conveniently keep an embedded connection state above the two table tops 2 when the two table tops 2 are moved.

Referring to fig. 4, the positioning section 523 is provided with a positioning line 524, the distance between the positioning line 524 and the insertion section 521 is equal to the distance between two adjacent mounting holes 21, the support sleeve 512 is provided with an observation groove 513, and the positioning line 524 corresponds to the observation groove 513, so that the distance between two adjacent platforms 2 can be conveniently judged according to the corresponding relationship between the positioning line 524 and the observation groove 513, and the efficiency of adjusting the distance between two adjacent platforms 2 is improved.

Referring to fig. 4, the first support leg 522 is arranged on the insertion section 521 in a surrounding manner, the second support leg 511 is arranged on the support rod 51 in a surrounding manner, the distance between the bottom surface of the first support leg 522 and the central axis of the positioning section 523 is equal to the distance between the bottom surface of the second support leg 511 and the central axis of the support sleeve 512, so that when the height of two adjacent table tops 2 is adjusted, whether the heights of the two adjacent table tops 2 are consistent or not is judged through the distance between the first support leg 522 and the second support leg 511 and the corresponding table top 2, and the efficiency of adjusting the heights of the two adjacent table tops 2 is improved.

Referring to fig. 3 and 4, a counter-pull screw rod 4 penetrates through the bottom edges of the two adjacent platforms 2, a spring 41 is sleeved on the counter-pull screw rod 4, the spring 41 is located between the two adjacent platforms 2, and the spring 41 applies pressure to the two adjacent platforms 2, so that the two adjacent platforms 2 are still kept in a relative limiting state when a gap exists, and the probability of unstable connection of the two adjacent platforms 2 caused by displacement of the two adjacent platforms 2 due to the gap is reduced. The two table tops 2 are moved to enable the positioning line 524 to correspond to the observation groove 513, that is, after the distance between the two adjacent table tops 2 is adjusted, the nuts on the opposite-pulling screw rods 4 can be fastened, the two adjacent table tops 2 are limited, and the two adjacent table tops 2 are prevented from moving.

The implementation principle of the high-precision optical platform in the embodiment of the application is as follows: the table top 2 is covered on the supports 1, the embedding sleeve 32 is matched with the upper end of the corresponding lifting rod 31 in an embedding manner, the two supports 1 covered with the table tops 2 are arranged in parallel, the two adjacent mounting holes 21 on the two adjacent table tops 2 along the same straight line in the width direction of the table tops 2 are respectively inserted with the supporting rod 51 and the positioning rod 52, and the positioning section 523 is connected with the supporting sleeve 512 in an embedding manner, so that the positioning assembly 5 is arranged on the two table tops 2.

The height adjusting components 3 arranged at four corners of each table top 2 are respectively adjusted, so that each group of first supporting legs 522 and second supporting legs 511 are tightly attached to the top surfaces of the corresponding table tops 2, that is, the height adjustment of two adjacent table tops 2 is completed, and the heights of the two adjacent table tops 2 are consistent.

And moving the two supports 1 to make the positioning lines 524 of the multiple groups of positioning assemblies 5 arranged on the two table tops 2 and the observation groove 513 all be positioned on the same straight line, thus completing the adjustment of the distance between the two adjacent table tops 2. The distance between the first supporting leg 522 and the second supporting leg 511 and the top surface of the corresponding table top 2 is observed again, the height and the distance between the two adjacent table tops 2 are further adjusted by rotating the worm of the worm gear speed reducer 33 and the moving table top 2, the bolts which are in threaded connection with the two ends of the opposite-pulling screw rod 4 are respectively screwed and tightly attached to the direction close to the bottom edge of the corresponding table top 2, the two adjacent table tops 2 are fixed, the connection of the two table tops 2 is completed, the two table tops 2 are enabled to keep consistent in height, all the mounting holes 21 are arranged at equal intervals, and the installation and the use of the optical instrument on the two table tops 2 are facilitated.

The above is a preferred embodiment of the present application, and the scope of protection of the present application is not limited by the above, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A high-precision optical platform, comprising: mesa (2) including a plurality of parallel concatenations, every a plurality of mounting holes (21) that are used for installing optical instrument are seted up to impartial interval on mesa (2), every mesa (2) below all is provided with support (1), support (1) with be equipped with a plurality of being used for adjusting between mesa (2) altitude mixture control subassembly (3) of mesa (2) height, altitude mixture control subassembly (3) are including gomphosis complex gomphosis cover (32) and lifter (31), gomphosis cover (32) with mesa (2) bottom surface is connected, vertically on support (1) be provided with thread bush (11), lifter (31) with thread bush (11) threaded connection, adjacent two wear to be equipped with between mesa (2) and be used for adjusting adjacent two counter-pulling screw rod (4) of the interval of mesa (2).

2. A high precision optical bench as recited in claim 1, wherein: a worm gear speed reducer (33) is arranged below the threaded sleeve (11), and a worm gear of the worm gear speed reducer (33) is connected with the lifting rod (31) in an embedded mode.

3. A high precision optical bench as recited in claim 1, wherein: a bearing (321) is arranged between the embedded sleeve (32) and the lifting rod (31).

4. A high precision optical bench as recited in claim 1, wherein: the bottom end of the lifting rod (31) is provided with a limiting block (311).

5. A high precision optical bench as recited in claim 1, wherein: the spring (41) is sleeved on the opposite-pulling screw rod (4), and the spring (41) is positioned between the two adjacent table boards (2).

6. A high precision optical bench as recited in claim 1, wherein: a plurality of positioning components (5) are arranged on the two adjacent table tops (2) together.

7. A high precision optical bench as recited in claim 6, wherein: the positioning component (5) comprises a support rod (51) and an L-shaped positioning rod (52), the positioning rod (52) comprises an insertion section (521) and a positioning section (523), the supporting rod (51) and the insertion section (521) are respectively inserted into mounting holes (21) formed in the two table boards (2), the positioning section (523) is provided with a positioning line (524), the distance between the positioning line (524) and the central axis of the inserting section (521) is equal to the distance between the central axes of two adjacent mounting holes (21), and the two mounting holes (21) are positioned on a straight line which is vertical to the side edge of the table top (2), the upper end of the supporting rod (51) is connected with a supporting sleeve (512), the supporting sleeve (512) is embedded and matched with the positioning rod (52), an observation groove (513) used for observing the positioning line (524) is formed in the support sleeve (512).

8. A high precision optical bench as recited in claim 7, wherein: enclose on inserting section (521) and be equipped with first supporting leg (522), enclose on bracing piece (51) and be equipped with second supporting leg (511), first supporting leg (522) bottom surface with the distance between location section (523) central axis, with second supporting leg (511) bottom surface with the distance between support cover (512) central axis equals, just the bottom surface of first supporting leg (522) with the center pin of inserting section (521) is perpendicular, the bottom surface of second supporting leg (511) with the center pin of bracing piece (51) is perpendicular.