CN217130823U - Accurate double-deck mobile station for michelson interference experiments - Google Patents
Accurate double-deck mobile station for michelson interference experiments Download PDFInfo
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- CN217130823U CN217130823U CN202220920814.7U CN202220920814U CN217130823U CN 217130823 U CN217130823 U CN 217130823U CN 202220920814 U CN202220920814 U CN 202220920814U CN 217130823 U CN217130823 U CN 217130823U
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Abstract
The utility model discloses a precise double-layer mobile station for Michelson interference experiments, which comprises a base, a coarse adjustment mobile station, a coarse adjustment mechanism, a fine adjustment mobile station and a fine adjustment mechanism, wherein the coarse adjustment mobile station is connected on the upper surface of the base in a sliding way, the coarse adjustment mechanism is used for driving the coarse adjustment mobile station to move left and right on the base, the fine adjustment mobile station is connected on the upper surface of the coarse adjustment mobile station in a sliding way, the fine adjustment mechanism is used for driving the fine adjustment mobile station to move left and right on the coarse adjustment mobile station, the utility model has the advantages that, in the experimental process, the movable mirror assembly can be arranged on the fine adjustment movable table, the coarse adjustment movable table is driven by the coarse adjustment mechanism to rapidly move on the base, can meet the requirement of adjusting with larger stroke, the fine adjustment mobile station is driven by the fine adjustment mechanism to be fine adjusted on the coarse adjustment mobile station, thereby satisfy the needs that the high accuracy was adjusted, dual regulation cooperation can realize quick accurate regulation.
Description
Technical Field
The utility model relates to a michelson interferes experiment appurtenance technical field, concretely relates to michelson interferes experiment with accurate double-deck mobile station.
Background
The michelson interferometer is the most common type of optical interferometer, and the principle is that a beam of incident light is divided into two beams by a spectroscope and then reflected by corresponding plane mirrors, because the two beams have the same optical frequency, the same vibration direction and constant phase difference (namely, the interference condition is met), interference can occur, and different optical paths of the two beams of light in the interference can be realized by adjusting the length of an interference arm and changing the refractive index of a medium, so that different interference patterns can be formed.
In the process of experiment, need adjust the position of moving the mirror, moving platform generally is the individual layer among the prior art to adjust through the rotation of adjusting handle wheel, the moving platform of individual layer formula has some shortcomings when using: if the adjustment precision is required to be ensured, the adjustment stroke length is smaller during each rotation, and more time is required for the adjustment of the fixed stroke; if more strokes can be adjusted during each rotation, the accuracy of the adjustment cannot be guaranteed.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model provides a michelson interferes experiment with accurate double-deck mobile station, the utility model discloses a realize through following technical scheme.
A precise double-layer mobile platform for a Michelson interference experiment comprises a base, a coarse adjustment mobile platform, a coarse adjustment mechanism, a fine adjustment mobile platform and a fine adjustment mechanism; the right side rigid coupling of base has the ear seat, coarse tuning mobile station sliding connection is at the upper surface of base, coarse tuning mechanism passes through the ear seat installation, and coarse tuning mechanism is used for driving coarse tuning mobile station and moves about on the base, fine setting mobile station sliding connection is at the upper surface of coarse tuning mobile station, fine setting mechanism sets up the right side at fine setting mobile station, and fine setting mechanism is used for driving fine setting mobile station and moves about on coarse tuning mobile station.
Furthermore, a first rail pair is symmetrically and fixedly connected to the front and the back of the upper surface of the base, a first guide rail corresponding to the first rail pair is fixedly connected to the lower surface of the coarse tuning mobile station, and the first guide rail is slidably connected to the corresponding first rail pair at the inner side of the first rail pair.
Furthermore, a second rail pair is symmetrically and fixedly connected to the front and the back of the upper surface of the coarse adjustment mobile station, a second guide rail corresponding to the second rail pair is fixedly connected to the lower surface of the fine adjustment mobile station, and the second guide rail is in sliding connection with the second rail pair at the outer side of the corresponding second rail pair.
Further, the coarse adjustment mechanism comprises a first step cylinder and a first screw; the small cylinder of the first step cylinder is fixedly connected in the lug seat, the large cylinder of the first step cylinder is sleeved with a first middle cylinder, the first middle cylinder is sleeved with a first cover cylinder, the first screw rod is meshed in the first step cylinder, the left end of the first screw rod is rotatably connected with the coarse adjustment mobile station, and the right end of the first screw rod is fixedly connected with an end panel of the first cover cylinder.
Furthermore, the right side of the coarse adjustment mobile station is provided with an installation surface, and the fine adjustment mechanism comprises an installation seat, a rack, a second step cylinder, a second screw rod, an installation cylinder, a fixed seat and a protective cover; the mounting seat is fixedly connected in the mounting surface, a through groove which penetrates through the mounting seat in the front and back direction is formed in the mounting seat, a containing groove communicated with the through groove is formed in the upper surface of the mounting seat, the rack is connected in the through groove in a sliding mode, teeth of the rack face upwards, a small barrel of the second step barrel is fixedly connected with the front side of the through groove in an inserting mode, a large barrel of the second step barrel is sleeved with a second middle barrel in a sliding mode, the second middle barrel is connected with a second cover barrel in a sliding mode, the second screw rod is meshed in the second step barrel, the front end of the second screw rod is fixedly connected with an end face plate of the second cover barrel, the mounting barrel is fixedly connected with the rear side of the through groove in an inserting mode, a reset spring is arranged in the mounting barrel, the rear end of the rack is inserted into the mounting barrel and abutted to the reset spring, the fixing seat is fixedly connected to the upper surface of the mounting seat, an adjusting screw rod is meshed in the fixing seat, and the left end of the adjusting screw rod is rotatably connected with the fine adjustment moving platform, the gear is fixedly connected to the adjusting screw rod on the left side of the fixing seat, the position of the gear corresponds to the accommodating groove, the gear is meshed with the rack, the thickness of the gear is smaller than the width of the accommodating groove, and the protective cover is fixedly connected to the upper surface of the mounting seat.
The beneficial effects of the utility model are that, at the in-process of experiment, the removal mirror subassembly can be installed on fine setting mobile station, through the quick travel of coarse setting mechanism drive coarse setting mobile station on the base, can satisfy the needs of great stroke regulation, finely tune the mobile station on the coarse setting mobile station through fine setting mechanism drive fine setting to satisfy the needs that the high accuracy was adjusted, dual regulation cooperation can realize quick accurate regulation.
Drawings
In order to more clearly illustrate the technical solution of the present invention, the drawings used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some examples of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
FIG. 1: the utility model relates to an axonometric drawing of a precise double-layer mobile platform for Michelson interference experiments;
FIG. 2: the structure of the base of the utility model is shown schematically;
FIG. 3: the utility model is a three-dimensional schematic diagram below the coarse adjustment mobile station;
FIG. 4: the utility model is a three-dimensional schematic diagram of the upper part of the coarse adjustment mobile station;
FIG. 5: the utility model discloses a three-dimensional schematic diagram of a fine tuning mobile station;
FIG. 6: the utility model discloses a local cross-sectional view of coarse adjustment mechanism;
FIG. 7: the utility model discloses a local cross-sectional view of fine adjustment mechanism;
FIG. 8: the utility model discloses an axonometric drawing of fine-tuning;
FIG. 9: the utility model discloses a schematic structure diagram of the fine adjustment mechanism when removing the protective cover;
FIG. 10: the structure schematic diagram of mount pad.
The reference numbers are as follows:
1-base, 11-ear base, 2-coarse adjustment mobile station, 21-first track pair, 22-first guide rail, 23-installation surface, 3-coarse adjustment mechanism, 31-first step cylinder, 32-first screw, 33-first middle cylinder, 34-first cover cylinder, 4-fine adjustment mobile station, 41-second track pair, 42-second guide rail, 5-fine adjustment mechanism, 51-installation base, 52-rack, 53-second step cylinder, 54-second screw, 55-installation cylinder, 56-fixing base, 57-protection cover, 58-through groove, 59-accommodation groove, 510-second middle cylinder, 511-second cover cylinder, 512-return spring, 513-adjustment screw rod and 514-gear.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
As shown in fig. 1 to 10, a precision double-layer mobile station for michelson interference experiment includes a base 1, a coarse tuning mobile station 2, a coarse tuning mechanism 3, a fine tuning mobile station 4, and a fine tuning mechanism 5; an ear seat 11 is fixedly connected to the right side of a base 1, a coarse adjustment mobile station 2 is connected to the upper surface of the base 1 in a sliding mode, a coarse adjustment mechanism 3 is installed through the ear seat 11, the coarse adjustment mechanism 3 is used for driving the coarse adjustment mobile station 2 to move left and right on the base 1, a fine adjustment mobile station 4 is connected to the upper surface of the coarse adjustment mobile station 2 in a sliding mode, a fine adjustment mechanism 5 is arranged on the right side of the fine adjustment mobile station 4, and the fine adjustment mechanism 5 is used for driving the fine adjustment mobile station 4 to move left and right on the coarse adjustment mobile station 2.
Preferably, the first rail pair 21 is symmetrically fixed to the front and back of the upper surface of the base 1, the first guide rail 22 corresponding to the first rail pair 21 is fixed to the lower surface of the coarse adjustment moving stage 2, and the first guide rail 22 is slidably connected to the corresponding first rail pair 21 at the inner side thereof.
Preferably, the second rail pairs 41 are symmetrically fixed to the front and back of the upper surface of the coarse adjustment moving stage 2, the second guide rail 42 corresponding to the second rail pair 41 is fixed to the lower surface of the fine adjustment moving stage 4, and the second guide rail 42 is slidably connected to the outer side of the corresponding second rail pair 41.
Preferably, the coarse adjustment mechanism 3 includes a first stepped cylinder 31 and a first screw 32; the small barrel of the first step barrel 31 is fixedly connected in the ear seat 11, the large barrel of the first step barrel 31 is sleeved with a first middle barrel 33 in a sliding connection mode, the first middle barrel 33 is sleeved with a first cover barrel 34 in a sliding connection mode, the first screw rod 32 is meshed in the first step barrel 31, the left end of the first screw rod 32 is rotatably connected with the coarse adjustment moving platform 2, and the right end of the first screw rod 32 is fixedly connected with an end face plate of the first cover barrel 34.
Preferably, the mounting surface 23 is arranged on the right side of the coarse adjustment mobile station 2, and the fine adjustment mechanism 5 comprises a mounting seat 51, a rack 52, a second step cylinder 53, a second screw 54, a mounting cylinder 55, a fixed seat 56 and a protective cover 57; the mounting base 51 is fixedly connected in the mounting surface 23, a through groove 58 penetrating through the mounting base 51 in the front-back direction is formed in the mounting base 51, the upper surface of the mounting base 51 is provided with an accommodating groove 59 communicated with the through groove 58, the rack 52 is connected in the through groove 58 in a sliding manner, teeth of the rack 52 face upwards, a small barrel of the second step barrel 53 is fixedly connected with the front side of the through groove 58 in a plugging manner, a second middle barrel 510 is connected on a large barrel of the second step barrel 53 in a sleeving manner, a second cover barrel 511 is connected on the second middle barrel 510 in a sleeving manner in a sliding manner, the second screw 54 is meshed in the second step barrel 53, the front end of the second screw 54 is fixedly connected with an end surface plate of the second cover barrel 511, the mounting barrel 55 is fixedly connected with the rear side of the through groove 58 in a plugging manner, a return spring 512 is arranged in the mounting barrel 55, the rear end of the rack 52 is inserted in the mounting barrel 55 and abutted against the return spring 512, the fixing base 56 is fixedly connected on the upper surface of the mounting base 51, an adjusting screw 513 is meshed in the fixing base 56, the left end of the adjusting screw 513 is rotatably connected with the fine adjustment moving table 4, a gear 514 is fixedly connected to the adjusting screw 513 on the left side of the fixed seat 56, the position of the gear 514 corresponds to the accommodating groove 59, the gear 514 is meshed with the rack 52, the thickness of the gear 514 is smaller than the width of the accommodating groove 59, and the protective cover 57 is fixedly connected to the upper surface of the mounting seat 51.
The utility model discloses a concrete implementation does:
in the experiment process, the movable mirror assembly is fixed on the fine adjustment movable table 4 through a fastening screw.
Fig. 6 shows specific technical features of the coarse adjustment mechanism 3, the first screw 32 can be driven to rotate synchronously by rotating the first cover cylinder 34, at this time, the first screw 32 can move left and right in the first adjustment cylinder, so as to push the coarse adjustment mobile station 2 to move left and right on the base 1, and further the fine adjustment mobile station 4 and the mobile mirror move synchronously, that is, the mobile mirror assembly can move left and right quickly by the coarse adjustment mechanism 3, and the requirement of large stroke adjustment can be met.
Fig. 7 shows specific technical features of the fine adjustment mechanism 5, the second screw 54 can be driven to rotate by rotating the second cover barrel 511, the second screw 54 can move back and forth when rotating, when the second screw 54 moves back, the rack 52 can be pushed to move back, and when the second screw 54 moves forward, the rack 52 moves forward under the action of the return spring 512.
The rack 52 can drive the gear 514 to rotate forward and backward when moving forward and backward, the gear 514 drives the adjusting screw 513 to rotate synchronously, because the adjusting screw 513 is meshed in the fixing seat 56, when the adjusting screw 513 rotates, the integral structure of the adjusting screw 513 and the gear 514 can be used for fine adjustment left and right, the thickness of the gear 514 is smaller than the width of the accommodating groove 59, the gear 514 can be used for fine adjustment left and right in the accommodating groove 59, and then the fine adjustment moving platform 4 can be used for fine adjustment left and right, so that the requirement of high-precision adjustment is met.
The mutual matching of the coarse adjustment mechanism 3 and the fine adjustment mechanism 5 can realize the quick and accurate adjustment of the movable mirror assembly.
The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not exhaustive and do not limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.
Claims (5)
1. The utility model provides a precision double-deck mobile station for experiment is interfered to michelson which characterized in that: comprises a base, a coarse adjustment mobile station, a coarse adjustment mechanism, a fine adjustment mobile station and a fine adjustment mechanism; the right side rigid coupling of base has the ear seat, coarse tuning mobile station sliding connection is at the upper surface of base, coarse tuning mechanism passes through the ear seat installation, and coarse tuning mechanism is used for driving coarse tuning mobile station and moves about on the base, fine setting mobile station sliding connection is at the upper surface of coarse tuning mobile station, fine setting mechanism sets up the right side at fine setting mobile station, and fine setting mechanism is used for driving fine setting mobile station and moves about on coarse tuning mobile station.
2. The precision double-layer mobile station for the Michelson interference experiment according to claim 1, wherein: the upper surface of the base is symmetrically and fixedly connected with a first rail pair in front and back, the lower surface of the coarse tuning mobile station is fixedly connected with a first guide rail corresponding to the first rail pair, and the first guide rail is in sliding connection with the corresponding first rail pair at the inner side of the first rail pair.
3. The precision double-layer mobile station for the Michelson interference experiment according to claim 2, wherein: and the front and the back of the upper surface of the coarse tuning mobile station are symmetrically and fixedly connected with a second track pair, the lower surface of the fine tuning mobile station is fixedly connected with a second guide rail corresponding to the second track pair, and the second guide rail is in sliding connection with the corresponding second track pair at the outer side of the second track pair.
4. The precision double-layer mobile station for the Michelson interference experiment of claim 3, wherein: the coarse adjustment mechanism comprises a first step cylinder and a first screw rod; the small cylinder of the first step cylinder is fixedly connected in the lug seat, the large cylinder of the first step cylinder is sleeved with a first middle cylinder, the first middle cylinder is sleeved with a first cover cylinder, the first screw rod is meshed in the first step cylinder, the left end of the first screw rod is rotatably connected with the coarse adjustment mobile station, and the right end of the first screw rod is fixedly connected with an end panel of the first cover cylinder.
5. The precision double-layer mobile station for the Michelson interference experiment of claim 4, wherein: the right side of the coarse tuning mobile station is provided with a mounting surface, and the fine tuning mechanism comprises a mounting seat, a rack, a second step cylinder, a second screw rod, a mounting cylinder, a fixed seat and a protective cover; the mounting seat is fixedly connected in the mounting surface, a through groove which penetrates through the mounting seat in the front and back direction is formed in the mounting seat, a containing groove communicated with the through groove is formed in the upper surface of the mounting seat, the rack is connected in the through groove in a sliding mode, teeth of the rack face upwards, a small barrel of the second step barrel is fixedly connected with the front side of the through groove in an inserting mode, a large barrel of the second step barrel is sleeved with a second middle barrel in a sliding mode, the second middle barrel is connected with a second cover barrel in a sliding mode, the second screw rod is meshed in the second step barrel, the front end of the second screw rod is fixedly connected with an end face plate of the second cover barrel, the mounting barrel is fixedly connected with the rear side of the through groove in an inserting mode, a reset spring is arranged in the mounting barrel, the rear end of the rack is inserted into the mounting barrel and abutted to the reset spring, the fixing seat is fixedly connected to the upper surface of the mounting seat, an adjusting screw rod is meshed in the fixing seat, and the left end of the adjusting screw rod is rotatably connected with the fine adjustment moving platform, the gear is fixedly connected to the adjusting screw rod on the left side of the fixing seat, the position of the gear corresponds to the accommodating groove, the gear is meshed with the rack, the thickness of the gear is smaller than the width of the accommodating groove, and the protective cover is fixedly connected to the upper surface of the mounting seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220920814.7U CN217130823U (en) | 2022-04-20 | 2022-04-20 | Accurate double-deck mobile station for michelson interference experiments |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220920814.7U CN217130823U (en) | 2022-04-20 | 2022-04-20 | Accurate double-deck mobile station for michelson interference experiments |
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| Publication Number | Publication Date |
|---|---|
| CN217130823U true CN217130823U (en) | 2022-08-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220920814.7U Active CN217130823U (en) | 2022-04-20 | 2022-04-20 | Accurate double-deck mobile station for michelson interference experiments |
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| Country | Link |
|---|---|
| CN (1) | CN217130823U (en) |
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- 2022-04-20 CN CN202220920814.7U patent/CN217130823U/en active Active
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