CN110440828A - A kind of infinity target generator of automatically replaceable target - Google Patents
A kind of infinity target generator of automatically replaceable target Download PDFInfo
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- CN110440828A CN110440828A CN201910750035.XA CN201910750035A CN110440828A CN 110440828 A CN110440828 A CN 110440828A CN 201910750035 A CN201910750035 A CN 201910750035A CN 110440828 A CN110440828 A CN 110440828A
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- Prior art keywords
- target
- infinity
- secondary mirror
- automatically replaceable
- light source
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C25/00—Manufacturing, calibrating, cleaning, or repairing instruments or devices referred to in the other groups of this subclass
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- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Optical Elements Other Than Lenses (AREA)
Abstract
The invention discloses a kind of infinity target generators of automatically replaceable target, comprising: to emit the light source assembly of light；The target and secondary mirror being set in turn on opticpath, both the target and the light source assembly are located at the same side, and the secondary mirror is located at the other side；It is provided with the target changeover module of multiple targets, the target changeover module is located on opticpath to switch the different targets to realize that all the target can select one；To receive the primary mirror reflected through the secondary mirror, the primary mirror is to project the light received with directional light, and the target, the primary mirror and the light source assembly three are located at the same side.The infinity target generator of above-mentioned automatically replaceable target greatlies simplify manual operation, improves target and replaces efficiency, simple and easy to use.
Description
Technical field
The present invention relates to photoelectric instrument detection field, in particular to the infinity target of a kind of automatically replaceable target occurs
Device.
Background technique
Infinity target generator is the important device of a kind of pair of electro-optical tracking and pointing system detection calibration, is being detected
When calibration, it is desirable to provide the simulated target of infinity.
For traditional infinity target generator, structure is often complex, inconvenient for use, meanwhile, infinity mesh
Target is usually placed on the focal plane of optical system by mark generator, and light source, the light that light source is issued are provided with after target
After line passes through optical system, it is emitted in a manner of directional light；However when replacing different shape target, often need to reinstall target
Mark, replacement is complicated, and difficulty is big, low efficiency.
Summary of the invention
The object of the present invention is to provide a kind of infinity target generators of automatically replaceable target, simplify replacement target
Process, it is simple and easy to use.
To achieve the above object, the present invention provides a kind of infinity target generator of automatically replaceable target, comprising:
To emit the light source assembly of light；
The target and secondary mirror being set in turn on opticpath, both the target and the light source assembly are located at same
Side, the secondary mirror are located at the other side；
It is provided with the target changeover module of multiple targets, the target changeover module is to switch the different targets
Mark is located on opticpath with realizing that all the target can select one；
To receive the primary mirror reflected through the secondary mirror, the primary mirror the light received to be projected with directional light,
And the target, the primary mirror and the light source assembly three are located at the same side.
Optionally, the target changeover module includes:
It is provided with the first gear of multiple targets, all the target is at a distance of in the rotation center of the first gear
Distance it is identical；
To the second gear engaged with the first gear；
It is connected with the second gear, the power part to drive the second gear rotation.
Optionally, the distance between two described targets of arbitrary neighborhood are identical.
Optionally, all the shape and/or size of the target are different.
Optionally, the power part is specially stepper motor.
Optionally, the light that the target, the secondary mirror and the light source assembly are emitted is in same straight line, the master
Mirror is located at the two sides of straight line.
It optionally, further include cavity to the fixation secondary mirror and the primary mirror, the target changeover module, the target
Mark and the light source assembly are located at the outside of the cavity.
Optionally, the cavity includes secondary mirror support portion, middle cylinder and end cap, and the middle cylinder is in hollow column, described secondary
Mirror support portion is fixed on the first end of the middle cylinder, and the end cap is fixed on the second end of the middle cylinder, the secondary mirror support portion
It is connected with the secondary mirror assembly for being equipped with the secondary mirror, the end cap is connected with the primary mirror support portion to the fixation primary mirror.
It optionally, further include being connected with the secondary mirror assembly set on the outside of the cavity to realize auxiliary alignment
Laser module.
It optionally, further include the outside set on the cavity, the heat radiation protection shell to accommodate the light source assembly.
Relative to above-mentioned background technique, the infinity target generator of automatically replaceable target provided by the invention is utilized
Light source assembly emits light, and the light emitted line of light source assembly successively passes through target and secondary mirror, and is finally received by primary mirror, and primary mirror connects
It is projected after receipts with directional light；Wherein, multiple targets are arranged on same target changeover module, can be cut by target changeover module
Changing different target namely target changeover module, whole targets alternatively can be arranged on opticpath, so as to benefit
Corresponding test process is realized with different targets, without artificial replacement target, avoids that artificially target being adjusted on thread path,
Manual operation is greatlied simplify, target is improved and replaces efficiency, it is simple and easy to use.Meanwhile the infinity of automatically replaceable target
Target generator is reflective optical structure, and covering wavelength band is wide.
The present invention can realize that target automatically switches by stepper motor driving, this substitute mode is simple and fast, protects simultaneously
The position precision of target, and high reliablity are demonstrate,proved.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
The embodiment of invention for those of ordinary skill in the art without creative efforts, can also basis
The attached drawing of offer obtains other attached drawings.
Fig. 1 shows for a kind of structure of the infinity target generator of automatically replaceable target provided by the embodiment of the present invention
It is intended to；
Wherein:
1- laser module, 2- secondary mirror support portion, 3- mirror assembly, cylinder in 4-, 5- primary mirror, 6- end cap, 7- primary mirror support portion,
8- target changeover module, 9- target, 10- light source assembly, 11- power part.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
In order to make those skilled in the art more fully understand the present invention program, with reference to the accompanying drawing and it is embodied
The present invention is described in further detail for mode.
The embodiment of the invention provides a kind of infinity target generators of automatically replaceable target, such as Figure of description 1
It is shown, including secondary mirror, primary mirror 5, target changeover module 8, target 9 and light source assembly 10, light source assembly 10, should to emit light
Light successively passes through target 9 and secondary mirror, reaches primary mirror 5 by the reflection of secondary mirror, then projected with directional light by primary mirror 5.
For the orientation shown in the Figure of description 1, secondary mirror is located at left side, primary mirror 5, target changeover module 8,9 and of target
Light source assembly 10 is located at right side.
Target changeover module 8 is equipped with multiple targets 9, and the shape and/or size of each target 9 may be configured as difference,
That is the target 9 of different shape size is set to target changeover module 8；Each target 9 can be respectively provided with by target changeover module 8
On opticpath, to realize the use to each target 9.
, can be by the way of rack-and-pinion, specifically for the specific set-up mode of target changeover module 8, gear is made
For driving part, and rack gear engages, and sets gradually multiple targets 9 along the length direction of rack gear, when gear rotation, then tooth
Item moves along its length, and the different targets 9 on rack gear are located on opticpath, and then reaches the different targets 9 of switching
Purpose；Certainly, target changeover module 8 can also realize the switching of target 9 using other such as link mechanisms, provide again herein
A kind of specific embodiment.
Target changeover module 8 includes intermeshing first gear and second gear, and first gear is provided with multiple targets
9, whole targets 9 may be disposed on the same end face of first gear, and whole targets 9 are at a distance of the rotation center in first gear
Apart from identical, namely whole targets 9 can surround a circle, which is the rotation center of first gear；Second
Gear can provide power by power part 11 as driving part.Power part 11 can be specially stepper motor or other
To provide the component of power.
In use, second gear rotates, and drives first gear rotation, the different targets 9 in first gear
Opticpath can successively be passed through, current location is stopped at by controlling second gear, realize a target 9 in first gear
On opticpath, to achieve the purpose that the different targets 9 of switching.
The distance between two targets 9 of arbitrary neighborhood are identical, namely whole targets 9 are uniformly distributed on same circular arc,
When needing to switch next target 9 each time, the rotation angle of second gear is all the same, greatlies simplify adjustment process, mentions
Rise efficiency.
As shown in Figure of description 1, the light that target 9, secondary mirror and light source assembly 10 are emitted is in same straight line, primary mirror
5 are located at the two sides of straight line.As can be seen that the light that light source assembly 10 is emitted successively passes through target 9 and secondary mirror along straight line, it is secondary
Mirror reflexes to primary mirror 5, is then projected by primary mirror 5 with directional light.
The infinity target generator of automatically replaceable target in the embodiment of the present invention can use the fixed secondary mirror of cavity
With primary mirror 5, target changeover module 8, target 9 and light source assembly 10 are located at the outside of cavity, as shown in Figure of description 1.
Cavity includes secondary mirror support portion 2, middle cylinder 4 and end cap 6, and middle cylinder 4 can be in hollow column, and secondary mirror support portion 2 is fixed
In the first end of middle cylinder 4, end cap 6 is fixed on the second end of middle cylinder 4, secondary mirror support portion 2 and 3 phase of secondary mirror assembly equipped with secondary mirror
Even, end cap 6 is connected with the primary mirror support portion 7 to fixed primary mirror 5.
As can be seen that secondary mirror support portion 2 is installed on middle cylinder 4 for installing time mirror assembly 3, secondary mirror support portion 2, convenient for adjusting
The pitching of secondary mirror and beat；Secondary mirror assembly 3 can be installed on secondary mirror support for installing secondary mirror, secondary mirror assembly 3 by clearance fit
2；For middle cylinder 4 for installing and carry secondary mirror support portion 2 and end cap 6, end cap 6 may be provided with flange-interface, be used for and other systems
It is connected；Primary mirror 5 is mounted in primary mirror support portion 7, and be may be provided with threaded ring and fastened；End cap 6 can be connected by screw
It connects and is mounted on middle cylinder 4；Primary mirror support portion 7 is connected by screw to and is mounted on end cap 6 for installing primary mirror 5；Target switching
Component 8, which can be connected by screw to, to be mounted on end cap 6.Certainly, for above-mentioned each component, can also be connected using other modes,
Repeats no more herein.
Reference book attached drawing 1, laser module 1 are set to the outside of cavity, are located at left side, laser module 1 and time mirror assembly 3
It is connected, laser module 1 can be connected through a screw thread the one end for being mounted on time mirror assembly 3, and laser center and infinity target occur
Device optical axis coincidence can play auxiliary alignment effect, can effectively improve adjustment and calibration efficiency.
Heat radiation protection shell is set to the outside of cavity, and to accommodate light source assembly 10, heat radiation protection shell is considered as lampshade, uses
In protection light source and heat dissipation.
It should be noted that in the present specification, such as first and second etc relational terms are used merely to one
Entity is distinguished with other several entities, and without necessarily requiring or implying between these entities, there are any this actual
Relationship or sequence.
The infinity target generator of automatically replaceable target provided by the present invention is described in detail above.This
Apply that a specific example illustrates the principle and implementation of the invention in text, the explanation of above example is only intended to
It facilitates the understanding of the method and its core concept of the invention.It should be pointed out that for those skilled in the art, In
Without departing from the principles of the invention, can be with several improvements and modifications are made to the present invention, these improvement and modification are also fallen
Enter in the protection scope of the claims in the present invention.
Claims (10)
1. a kind of infinity target generator of automatically replaceable target characterized by comprising
To emit the light source assembly (10) of light；
Both target (9) and the secondary mirror being set in turn on opticpath, the target (9) and described light source assembly (10) are located at
The same side, the secondary mirror are located at the other side；
It is provided with the target changeover module (8) of multiple targets (9), the target changeover module (8) is different to switch
The target (9) is located on opticpath with realizing that all the target (9) can select one；
To receive the primary mirror reflected through the secondary mirror (5), the primary mirror (5) to by the light received with parallel light emission
Out, and the target (9), the primary mirror (5) and the light source assembly (10) three are located at the same side.
2. the infinity target generator of automatically replaceable target according to claim 1, which is characterized in that the target
Changeover module (8) includes:
It is provided with the first gear of multiple targets (9), all the target (9) is at a distance of in the rotation of the first gear
The distance of the heart is identical；
To the second gear engaged with the first gear；
It is connected with the second gear, the power part (11) to drive the second gear rotation.
3. the infinity target generator of automatically replaceable target according to claim 2, which is characterized in that arbitrary neighborhood
The distance between two targets (9) it is identical.
4. the infinity target generator of automatically replaceable target according to claim 2, which is characterized in that described in whole
The shape and/or size of target (9) are different.
5. the infinity target generator of automatically replaceable target according to claim 2, which is characterized in that the power
Component (11) is specially stepper motor.
6. the infinity target generator of automatically replaceable target described in -5 any one, feature exist according to claim 1
In the light that the target (9), the secondary mirror and the light source assembly (10) are emitted is in same straight line, the primary mirror (5)
Positioned at the two sides of straight line.
7. the infinity target generator of automatically replaceable target according to claim 6, which is characterized in that further include using
With the cavity of the fixation secondary mirror and the primary mirror (5), the target changeover module (8), the target (9) and the light source group
Part (10) is located at the outside of the cavity.
8. the infinity target generator of automatically replaceable target according to claim 7, which is characterized in that the cavity
Including secondary mirror support portion (2), middle cylinder (4) and end cap (6), the middle cylinder (4) is in hollow column, the secondary mirror support portion (2)
It is fixed on the first end of the middle cylinder (4), the end cap (6) is fixed on the second end of the middle cylinder (4), the secondary mirror support portion
(2) it is connected with the secondary mirror assembly (3) equipped with the secondary mirror, the end cap (6) and the primary mirror support to the fixation primary mirror (5)
Portion (7) is connected.
9. the infinity target generator of automatically replaceable target according to claim 8, which is characterized in that further include setting
It is connected with the secondary mirror assembly (3) to the laser module (1) for realizing auxiliary alignment in the outside of the cavity.
10. the infinity target generator of automatically replaceable target according to claim 8, which is characterized in that further include
Outside set on the cavity, the heat radiation protection shell to accommodate the light source assembly (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910750035.XA CN110440828A (en) | 2019-08-14 | 2019-08-14 | A kind of infinity target generator of automatically replaceable target |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910750035.XA CN110440828A (en) | 2019-08-14 | 2019-08-14 | A kind of infinity target generator of automatically replaceable target |
Publications (1)
| Publication Number | Publication Date |
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| CN110440828A true CN110440828A (en) | 2019-11-12 |
Family
ID=68435494
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|---|---|---|---|
| CN201910750035.XA Pending CN110440828A (en) | 2019-08-14 | 2019-08-14 | A kind of infinity target generator of automatically replaceable target |
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Application publication date: 20191112 |