CN209729236U - A kind of grating measuring and Moire fringe interpolation demonstration are in the experimental provision of one - Google Patents
A kind of grating measuring and Moire fringe interpolation demonstration are in the experimental provision of one Download PDFInfo
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- CN209729236U CN209729236U CN201920080849.2U CN201920080849U CN209729236U CN 209729236 U CN209729236 U CN 209729236U CN 201920080849 U CN201920080849 U CN 201920080849U CN 209729236 U CN209729236 U CN 209729236U
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Abstract
The utility model discloses a kind of grating measurings and Moire fringe interpolation demonstration in the experimental provision of one, including cabinet, fixed power source, light source, scale grating, indication grating, X-axis displacement scale plate and Y-axis displacement scale plate, fixed power source, light source and scale grating are mounted on the inside of cabinet, indication grating, the outside of cabinet is arranged in X-axis displacement scale plate and Y-axis displacement scale plate, scale grating be mounted on X-axis displacement scale plate and with synchronizing moving on X-axis displacement scale plate, scale grating and indication grating face are arranged, a Moire fringe observation window is equipped between scale grating and indication grating, a photoelectric converter is additionally provided on the cabinet, when illumination, several light and shade stripeds can be generated on indication grating, photoelectric converter carries out signal detection to indication grating, reach grating measuring and Moire fringe interpolation simultaneously It completes, improves interesting property, the authenticity of experiment, enhance experiment effect.
Description
Technical field
The utility model relates to a kind of grating measurings and Moire fringe interpolation demonstration in the experimental provision of one.
Background technique
In order to improve the school grade of child, enhances learning effect, increase cognition of the child to Classroom theory knowledge；Usually
In the case of it is some education and training organization be all the understanding realized using experimental provision to knowledge of textbook；However experimental provision
Research and development generally there is specific aim, cause performance more single, a kind of general experimental provision can only carry out a kind of experiment of problem,
This answer for allowing for various problems needs multiple experimental provisions to realize, this adds increased use costs, while single
Experiment is difficult to digest relevant information, this allows for experiment effect with certain limitation, it is difficult to reach better
Experiment effect；Existing experimental facilities grating measuring and Moire fringe interpolation cannot carry out simultaneously, need to separate experiment, lead to reality
It is longer to test the period, and learning effect is deteriorated.
Utility model content
The technical problem to be solved by the present invention is to provide a kind of easy to operate, indication grating can move up and down
Dynamic, grating measuring and Moire fringe interpolation can embody simultaneously, and experiment effect is good, survey with practicability and using the grating of popularity
Amount and Moire fringe interpolation demonstration are in the experimental provision of one.
To solve the above problems, the utility model adopts the following technical solution:
A kind of grating measuring and Moire fringe interpolation demonstration are in the experimental provision of one, including cabinet, fixed power source, light
Source, scale grating, indication grating, photoelectric converter, X-axis displacement scale plate and Y-axis displacement scale plate, the fixed power source, light
Source and scale grating are mounted on the inside of cabinet, and indication grating, X-axis displacement scale plate and Y-axis displacement scale plate are arranged in cabinet
Outside, the front of the cabinet is equipped with signal output port, light color change-over switch, power switch and USB interface, lamp
Light color change-over switch is connect with light source, and power switch is connect with fixed power source, and USB interface is connect with external equipment, the case
The upper end of body is equipped with a through hole, and photoelectric converter is mounted in through hole, and the scale grating is mounted on X-axis displacement scale
Synchronizing moving is done on plate and with X-axis displacement scale plate, a Moire fringe observation window is equipped between scale grating and indication grating,
The installation of light source face Moire fringe observation window.
The utility model is designed by using X-axis and Y-axis, indication grating is moved left and right, position can be upper and lower
It adjusts, forms Moire fringe on indication grating convenient for scale grating, while carrying out signal detection convenient for photoelectric converter, simultaneously
The illumination colors that light source can be changed by light color change-over switch, increase its adaptability, so that grating measuring and More's item
Line subdivision can embody simultaneously, increase experiment effect.
Preferably, the scale grating is identical with the line number on indication grating.
The setting, is convenient for Moire fringe interpolation, and photoelectric converter carries out signal-obtaining.
Preferably, the inside of the cabinet is equipped with a slot, and scale grating is mounted in slot, and the X-axis displacement is carved
It is set on degree plate there are two fixed block, indication grating is fixed on cabinet by fixed block, and scale grating is opposite with indication grating and sets.
The setting, convenient for the installation and replacement of scale grating and indication grating, while make light source irradiate scale grating when
Morie fringe can be generated, on indication grating convenient for the development of experiment.
Preferably, the lower end of the X-axis displacement scale plate is equipped with an X-axis scale plate fixing seat, X-axis scale plate fixing seat
It is equipped with a length mark, a Y-axis scale plate fixing seat, Y-axis scale are equipped between the Y-axis displacement scale plate and cabinet
Plate fixing seat is fixed by screws on cabinet, and Y-axis displacement scale plate is mounted in Y-axis scale plate fixing seat, Y-axis displacement scale
The upper end of plate is fixed in X-axis scale plate fixing seat, and a length mark, the X are equally equipped in Y-axis scale plate fixing seat
The lower end of axial displacement scale plate is equipped with teeth, and an X-axis displacement regulation handle, X-axis displacement are equipped in X-axis scale plate fixing seat
One end that regulation handle extends to inside X-axis scale plate fixing seat is equipped with the external screw thread matched with teeth, and the Y-axis displacement is carved
The inside for spending plate is equipped with teeth, and Y-axis displacement regulation handle is equipped in Y-axis scale plate fixing seat, and Y-axis is displaced regulation handle and extends
One end inside to Y-axis scale plate fixing seat is equipped with a gear, and gear and teeth cooperate.
The setting allows indication grating to carry out the adjusting of upper-lower height, while keeping synchronous with X-axis displacement scale plate
Movement, measurement and Moire fringe interpolation convenient for grating.
The beneficial effects of the utility model are: easy to operate, indication grating can move up and down, grating measuring and not
You can embody stripe subdividing simultaneously, and experiment effect is good, with practicability and the popularity used.
Detailed description of the invention
Illustrate the utility model embodiment or technical solution in the prior art for more Chu, below will to embodiment or
Attached drawing needed to be used in the description of the prior art is briefly described, but is not the limit to scope of protection of the utility model
System.
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the front schematic view of the utility model；
Fig. 3 is the schematic top plan view of the utility model；
Fig. 4 is that the Y-axis of the utility model is displaced regulation handle scheme of installation；
Fig. 5 is that this practical X-axis is displaced regulation handle scheme of installation；
Fig. 6 is the face the A-A schematic diagram of the utility model；
Wherein, 1. cabinet, 2. fixed power sources, 3. light sources, 4. scale gratings, 5. indication gratings, 6. Moire fringe observation windows,
7. photoelectric converter, 8.X axial displacement scale plate, 9. fixed blocks, 10. card slots, 11.Y axial displacement scale plate, 12. signal output ends
Mouthful, 13. light color change-over switches, 14. power switches, 15.USB interface, 16. through holes, 17.X axial displacement regulation handle,
18.Y axial displacement regulation handle, 19.Y axis scale plate fixing seat, 20.X axis scale plate fixing seat, 21. gears.
Specific embodiment
A kind of grating measuring referring to FIG. 1 to 5 and Moire fringe interpolation demonstration in the experimental provision of one, including
Cabinet 1, fixed power source 2, light source 3, scale grating 4, indication grating 5, photoelectric converter 7, X-axis displacement scale plate 8 and Y-axis displacement
Scale plate 11, the fixed power source 2, light source 3 and scale grating 4 are mounted on the inside of cabinet 1, and indication grating 5, X-axis displacement are carved
Degree plate 8 and Y-axis displacement scale plate 11 are arranged in the outside of cabinet 1, the front of the cabinet 1 be equipped with signal output port 12,
Light color change-over switch 13, power switch 14 and usb 15, light color change-over switch 13 are connect with light source 3, and power supply is opened
It closes 14 to connect with fixed power source 2, usb 15 is connect with external equipment (not shown), and the upper end of the cabinet 1 is equipped with one and passes through
Perforation 16, photoelectric converter 7 is mounted in through hole 16, and the scale grating 4 is mounted on X-axis displacement scale plate 8 and and X-axis
Displacement scale plate 8 does synchronizing moving, a Moire fringe observation window 6 is equipped between scale grating 4 and indication grating 5, light source 3 is just
Moire fringe observation window 6 is installed, the scale grating 4 is identical with the line number on indication grating 5, and the inside of the cabinet 1 is set
There is a slot 10, scale grating 4 is mounted in slot 10, is set on the X-axis displacement scale plate 8 there are two fixed block 9, fixed
Indication grating 5 is fixed on cabinet 1 by block 9, and scale grating 4 is opposite with indication grating 5 and sets, the X-axis displacement scale plate 8
Lower end is equipped with an X-axis scale plate fixing seat 20, and X-axis scale plate fixing seat 20 is equipped with a length mark, the Y-axis displacement
A Y-axis scale plate fixing seat 19 is equipped between scale plate 11 and cabinet 1, Y-axis scale plate fixing seat 19 is fixed by screws in
On cabinet 1, Y-axis displacement scale plate 11 is mounted in Y-axis scale plate fixing seat 19, and the upper end of Y-axis displacement scale plate 11 is fixed on X
In axis scale plate fixing seat 20, a length mark, the X-axis displacement scale are equally installed in Y-axis scale plate fixing seat 19
The lower end of plate 9 is equipped with teeth, and an X-axis displacement regulation handle 17 is equipped in X-axis scale plate fixing seat 20, and X-axis displacement is adjusted
One end that handle 17 extends to inside X-axis scale plate fixing seat 20 is equipped with the external screw thread matched with teeth, and the Y-axis displacement is carved
The inside for spending plate 11 is equipped with teeth, and Y-axis displacement regulation handle 18 is equipped in Y-axis scale plate fixing seat 19, and Y-axis displacement adjusts hand
One end that handle 18 extends to inside Y-axis scale plate fixing seat is equipped with a gear 21, and gear 21 and teeth cooperate.
When the utility model is used, indication grating is fixed on cabinet by fixed block, opens power switch, fixed electricity
Source controls the color of light source irradiation light by light color change-over switch to light source power supply, and light passes through scale grating, will mark
Moire fringe is formed on ruler optical grating projection to indication grating, user can observe；It is adjusted simultaneously by rotation X-axis displacement
Handle, so that X-axis displacement scale strip is moved indication grating and moved left and right, photoelectric converter carries out signal inspection to indication grating
It surveys, is connect by signal output port with external equipment, so that reaching grating measuring and Moire fringe interpolation can embody simultaneously, increased
Strong experiment effect.
More than, only specific embodiment of the present utility model, but protection scope of the utility model is not limited thereto,
Any change or replacement expected without creative work, should be covered within the scope of the utility model.Therefore,
The protection scope of the utility model should be determined by the scope of protection defined in the claims.
Claims (4)
1. a kind of grating measuring and Moire fringe interpolation demonstration are in the experimental provision of one, it is characterised in that: including cabinet, fixation
Power supply, light source, scale grating, indication grating, photoelectric converter, X-axis displacement scale plate and Y-axis displacement scale plate, the fixation
Power supply, light source and scale grating are mounted on the inside of cabinet, indication grating, X-axis displacement scale plate and the setting of Y-axis displacement scale plate
In the outside of cabinet, the front of the cabinet is equipped with signal output port, light color change-over switch, power switch and USB
Interface, light color change-over switch are connect with light source, and power switch is connect with fixed power source, and USB interface is connect with external equipment,
The upper end of the cabinet is equipped with a through hole, and photoelectric converter is mounted in through hole, and the scale grating is mounted on X-axis position
It moves on scale plate and does synchronizing moving with X-axis displacement scale plate, a Moire fringe is equipped between scale grating and indication grating
Observation window, the installation of light source face Moire fringe observation window.
2. a kind of grating measuring according to claim 1 and Moire fringe interpolation demonstration are in the experimental provision of one, special
Sign is: the scale grating is identical with the line number on indication grating.
3. a kind of grating measuring according to claim 1 and Moire fringe interpolation demonstration are in the experimental provision of one, special
Sign is: the inside of the cabinet is equipped with a slot, and scale grating is mounted in slot, sets on the X-axis displacement scale plate
There are two fixed block, indication grating is fixed on cabinet by fixed block, and scale grating is opposite with indication grating and sets.
4. a kind of grating measuring according to claim 1 and Moire fringe interpolation demonstration are in the experimental provision of one, special
Sign is: the lower end of the X-axis displacement scale plate is equipped with an X-axis scale plate fixing seat, and X-axis scale plate fixing seat is equipped with one
A length mark is equipped with a Y-axis scale plate fixing seat, Y-axis scale plate fixing seat between the Y-axis displacement scale plate and cabinet
It is fixed by screws on cabinet, Y-axis displacement scale plate is mounted in Y-axis scale plate fixing seat, the upper end of Y-axis displacement scale plate
It is fixed in X-axis scale plate fixing seat, a length mark is equally installed in Y-axis scale plate fixing seat, the X-axis displacement is carved
The lower end for spending plate is equipped with teeth, and an X-axis displacement regulation handle is equipped in X-axis scale plate fixing seat, and X-axis is displaced regulation handle
The one end extended to inside X-axis scale plate fixing seat is equipped with the external screw thread that matches with teeth, the Y-axis displacement scale plate it is interior
Side is equipped with teeth, and Y-axis displacement regulation handle is equipped in Y-axis scale plate fixing seat, and Y-axis displacement regulation handle extends to Y-axis quarter
One end inside degree plate fixing seat is equipped with a gear, and gear and teeth cooperate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920080849.2U CN209729236U (en) | 2019-01-18 | 2019-01-18 | A kind of grating measuring and Moire fringe interpolation demonstration are in the experimental provision of one |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920080849.2U CN209729236U (en) | 2019-01-18 | 2019-01-18 | A kind of grating measuring and Moire fringe interpolation demonstration are in the experimental provision of one |
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| Publication Number | Publication Date |
|---|---|
| CN209729236U true CN209729236U (en) | 2019-12-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201920080849.2U Active CN209729236U (en) | 2019-01-18 | 2019-01-18 | A kind of grating measuring and Moire fringe interpolation demonstration are in the experimental provision of one |
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| CN (1) | CN209729236U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112598982A (en) * | 2020-12-21 | 2021-04-02 | 浙江科技学院 | Wave optical teaching method and teaching device based on light field projection screen |
-
2019
- 2019-01-18 CN CN201920080849.2U patent/CN209729236U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112598982A (en) * | 2020-12-21 | 2021-04-02 | 浙江科技学院 | Wave optical teaching method and teaching device based on light field projection screen |
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