CN106908930A - A kind of laser-microwave mirror surface control method and control device - Google Patents
A kind of laser-microwave mirror surface control method and control device Download PDFInfo
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- CN106908930A CN106908930A CN201710187321.0A CN201710187321A CN106908930A CN 106908930 A CN106908930 A CN 106908930A CN 201710187321 A CN201710187321 A CN 201710187321A CN 106908930 A CN106908930 A CN 106908930A
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- motor
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- push rod
- laser
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
- G02B7/18—Mountings, adjusting means, or light-tight connections, for optical elements for prisms; for mirrors
- G02B7/182—Mountings, adjusting means, or light-tight connections, for optical elements for prisms; for mirrors for mirrors
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- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
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Abstract
A kind of laser-microwave mirror surface control method and control device, wherein device are made up of mirror surface, minute surface push rod, pole to motor, ring motor and controller, and pole is parallel with minute surface push rod to motor, and minute surface pole is driven when pole moves forward and backward to motor to motion；Ring motor is vertical with minute surface push rod, the motion of minute surface ring is driven when ring motor moves up and down, it is achieved thereby that minute surface on a large scale, continuous motion, pole is equipped with encoder to motor and ring motor, the current location of Real-time Feedback motor, its corresponding actual angle can be calculated according to equation.Instant invention overcomes the deficiencies in the prior art, the direction of the laser after reflection is calculated by detecting the position of stepper motor, easy to control and enter standard, while equipment is simple, easy to maintenance, the scope of application is wide.
Description
Technical field
The present invention relates to laser-microwave launch angle technical field, a kind of laser-microwave mirror surface controlling party is particularly belonged to
Method and control device.
Background technology
Since laser was 20th century, after atomic energy, computer, semiconductor, the another invention of great significance of the mankind is referred to as
" most fast knife ", " most accurate chi ", " most bright light ".
Just emitted from the atom of component, atom plays pendulum (namely after obtaining energy
Excited state), it can launch energy in the form of photon.And laser, exactly it is attracted (excite) photon team out
Row, the photons in this light subqueue, optical characteristics is the same, and step is extremely consistent.Draw an analogy and be exactly, ordinary light source, such as
The photon that bulb is issued is variant, and meeting all directions are run chaotically, and are not united very much, but the photons in laser are then the hearts
Toward thinking at one, toward making at one, this causes them to carry all before one to strength, and power is very big, so that, people in the past often called laser
" death ray ".
The initial Chinese name of laser is called " radium-shine ", " laser ", is the transliteration of its English name LASER, is taken from English
Each word first initial group of literary Light Amplification by Stimulated Emission of Radiation
Into abbreviation.Mean " being expanded by excited radiation light ".The Full Name in English of laser has expressed manufacture laser completely
Main process, the principle of laser was found by famous American physicist Einstein early in 1916.1964 according to me
The famous scientist's Qian Xuesen suggestion of state renames as " laser " " light stimulated radiation ".Laser application is very extensive, mainly have laser marking,
Laser welding, laser cutting, fiber optic communication, laser spectrum, laser ranging, laser radar, laser weapon, laser disc, laser
Indicator, laser rectify regard, laser beautifying, laser scanning, laser mosquito killer etc..
But existing laser changes Laser emission direction by mobile lasing light emitter, but due to the big work(in part
Rate lasing emitter volume ratio is larger, and movement gets up relatively difficult, now needs a kind of new method to control its radiation side
To.
The content of the invention
It is an object of the invention to provide a kind of laser-microwave mirror surface control method and control device, overcome existing
The deficiency of technology, mainly controls microwave power injection direction, mirror surface to rotate and use by controlling the corner of mirror surface
Stepper motor drives leading screw, leading screw to promote the mode that minute surface is rotated to change microwave transmission direction, and microwave system Transmission system is total
In respect of 4 road minute surface rotation systems, the rotation per road minute surface is controlled (a ring control, a pole by two stepper motors
To control), the direction of the laser after reflection is calculated by detecting the position of stepper motor, it is easy to control and enter standard, while
Equipment is simple, easy to maintenance, and the scope of application is wide.
To solve the above problems, the technical solution used in the present invention is as follows：
A kind of laser-microwave mirror surface control method, pole is parallel with minute surface push rod to motor, is transported before and after pole is to motor
Minute surface pole is driven when dynamic to motion；Ring motor is vertical with minute surface push rod, and minute surface ring is driven when ring motor moves up and down
Motion, it is achieved thereby that minute surface on a large scale, continuous motion, pole is equipped with encoder, Real-time Feedback to motor and ring motor
The current location of motor, its corresponding actual angle can be calculated according to equation.
A kind of laser-microwave mirror surface control device, including mirror surface, minute surface push rod, pole are to motor, ring motor
And controller, U-shaped support is combined with described mirror surface, the relative side of wherein two is by rotation on described mirror surface
Rotating shaft and bearing are fixed on U-shaped support, and described minute surface push rod includes concentric pole to push rod and ring push rod, described ring
It is connected with U-shaped frame bottom to push rod, described pole is connected with the mirror surface back side by connector to push rod, controls it in U
Overturn on type support, described pole is connected with pole to motor to push rod, described ring motor passes through leading screw and gear-box and ring
Connect and be mutually perpendicular to push rod, to encoder is respectively arranged with motor and ring motor, described pole is to motor, ring for described pole
It is connected with controller to motor and encoder and is controlled by.
Further, described pole is stepper motor to motor and ring motor.
Further, described pole is parallel to push rod with pole to motor.
Further, described ring motor is mutually perpendicular to ring push rod.
Compared with prior art, implementation result of the invention is as follows for the present invention：
A kind of laser-microwave mirror surface control method of the present invention and control device, by the position for detecting stepper motor
Put to calculate the direction of the laser after reflection, it is easy to control and enter standard, while equipment is simple, easy to maintenance, it is applied widely
It is wealthy.
Brief description of the drawings
Fig. 1 is schematic structural view of the invention.
Fig. 2 poles are to push rod and minute surface angle relation sketch.
Fig. 3 rings push rod and minute surface angle relation sketch.
Fig. 4 minute surface centre normal poles are to angle and reflection light pole to angular dependence.
Specific embodiment
With reference to embodiment, the invention will be further described, but the present invention is not limited only to these examples, for de-
On the premise of present inventive concept, carried out by it is any improvement be within the scope of the present invention.
A kind of laser-microwave mirror surface control method, pole is parallel with minute surface push rod to motor, is transported before and after pole is to motor
Minute surface pole is driven when dynamic to motion；Ring motor is vertical with minute surface push rod, and minute surface ring is driven when ring motor moves up and down
Motion, it is achieved thereby that minute surface on a large scale, continuous motion, pole is equipped with encoder, Real-time Feedback to motor and ring motor
The current location of motor, its corresponding actual angle can be calculated according to equation.
As illustrated, a kind of laser-microwave mirror surface control device of the present invention, including mirror surface 1, minute surface
Push rod 2, pole is combined with U-shaped support 5, described reflection to motor 3, ring motor 4 and controller 6 on described mirror surface 2
The relative side of wherein two is fixed on U-shaped support 5 by rotary shaft and bearing on minute surface 1, and described minute surface push rod 2 includes same
The pole of the heart is connected to push rod 22 and ring push rod 21, described ring push rod 21 with the bottom of U-shaped support 5, and described pole is to push rod
22 are connected with the back side of mirror surface 1 by connector 51, control it to be overturn on U-shaped support 5, and described pole is to motor 3 and pole
Connected to push rod 22, described ring motor 4 is connected and be mutually perpendicular to by leading screw 71 and gear-box 7 with ring push rod 21, institute
The pole stated to being respectively arranged with encoder in motor 3 and ring motor 4, described pole to motor 3, ring motor 4 and encoder with
The connection of controller 6 is controlled by；Described pole is stepper motor to motor 3 and ring motor 4；Described pole to motor 3 with
Pole is parallel to push rod 22；Described ring motor 4 is mutually perpendicular to ring push rod 21.Push rod displacement is closed with reflection ray angle
System：
(1), pole is to push rod and minute surface angle relation
It is known as shown in the figure：AB=40, BC=132, CD=33, OD=33, AB ⊥ OA, CD ⊥ OD make constant AB=a1,
BC=a2, CD=a3, OD=a4, OC=a34, and have AB ⊥ OA, CD ⊥ OD
If variable OB=au, OA=u asked when AE is moved horizontally, the relation of α ' and u.
Then there is triangular relationship formula to obtain：
a1 2+u2=au 2 (1-1)
a2 2=au 2+a34 2-2au·a34cos∠BOC (1-2)
a34 2=a3 2+a4 2 (1-3)
Then there is (1-1) (1-2) (1-3) Shi Ke get：
And tan ∠ COD=a3/a4 (1-5)
Tan ∠ AOB=a1/u (1-6)
α "=π-∠ COD- ∠ BOC- ∠ AOB (1-7)
Simultaneous (1-4) (1-5) (1-6) (1-7) formula, can obtain：
In view of the directionality of angle, if with horizontal direction as starting point, counterclockwise for just, be clockwise it is negative,
Then have：
For bottom (1# and 2#) microscope group
For top (3# and 4#) microscope group
So can obtain：
For bottom (1# and 2#) microscope group
For top (3# and 4#) microscope group
(2), ring push rod and minute surface angle relation
Make constant AB=b1, OB=b2, AD=b3, and have AD ⊥ OD
If variables A A'=v, OA=bv, ask when AC moves up and down.The relation of β ' and v
Having triangular relationship can obtain：
b1 2=bv 2+b2 2-2b2bvcos∠AOB (2-2)
v2+b3 2=bv 2 (2-3)
Then there is (2-2) (2-3) formula, can obtain：
Also, for 1# and 4# microscope groups
β "=∠ AOB- ∠ AOA'=∠ AOB- ∠ OAD (2-5 (1))
For 2# and 3# microscope groups
β "=∠ AOA'- ∠ AOB=∠ OAD- ∠ AOB (2-5 (2))
β '=β " (2-6)
Simultaneous (2-1) (2-4) (2-5) (2-6) formula, can obtain：
For 1# and 4# microscope groups
For 2# and 3# microscope groups
(3), minute surface corner and reflection ray angle relation
There is upper section result of calculation to understand：
Mirror holder ring angle is (counterclockwise for just)：
When mirror holder ring angle is zero, mirror normal pole is (elevation angle is for just) to angle：
As above scheme, if minute surface center of rotation to the distance of projection surface be X=L, then coordinate of the mirror normal on projection surface
It is (X, Y, Z)：
The pole of mirror normal is so set to angle and ring angle respectively α and β, is then had
If the pole of reflection light to angle and ring angle be respectively θ and
As schemed, on plane POP'Q, there is geometrical relationship to obtain
∠ POQ=QOP'(3-3)
For bottom (1# and 2#) microscope group
For top (3# and 4#) microscope group
Have again：
So can obtain：For bottom (1# and 2#) microscope group
For top (3# and 4#) microscope group
Then have：
For bottom (1# and 2#) microscope group
For top (3# and 4#) microscope group
Derivation is finished.
Claims (5)
1. a kind of laser-microwave mirror surface control method, it is characterised in that：Pole is parallel with minute surface push rod to motor, when pole is to electricity
Minute surface pole is driven when machine is moved forward and backward to motion；Ring motor is vertical with minute surface push rod, is driven when ring motor moves up and down
Minute surface ring is moved, it is achieved thereby that minute surface on a large scale, continuous motion, pole is equipped with encoder to motor and ring motor,
The current location of Real-time Feedback motor, its corresponding actual angle can be calculated according to equation.
2. a kind of laser-microwave mirror surface control device according to claim 1, it is characterised in that：It is characterized in that：
Including mirror surface（1）, minute surface push rod（2）, pole is to motor（3）, ring motor（4）And controller（6）, described mirror surface
（2）On be combined with U-shaped support（5）, described mirror surface（1）The relative side of upper wherein two is fixed by rotary shaft and bearing
In U-shaped support（5）On, described minute surface push rod（2）Including concentric pole to push rod（22）With ring push rod（21）, described ring
To push rod（21）With U-shaped support（5）Bottom connects, and described pole is to push rod（22）By connector（51）With mirror surface（1）
The back side connects, controls it in U-shaped support（5）Upper upset, described pole is to motor（3）With pole to push rod（22）Connection, it is described
Ring motor（4）By leading screw（71）And gear-box（7）With ring push rod（21）Connect and be mutually perpendicular to, described pole is to motor
（3）With ring motor（4）Encoder is inside respectively arranged with, described pole is to motor（3）, ring motor（4）With encoder with control
Device（6）Connection is controlled by.
3. a kind of laser-microwave mirror surface control device according to claim 2, it is characterised in that：Described pole is to electricity
Machine（3）With ring motor（4）It is stepper motor.
4. a kind of laser-microwave mirror surface control device according to claim 3, it is characterised in that：Described pole is to electricity
Machine（3）With pole to push rod（22）It is parallel.
5. a kind of laser-microwave mirror surface control device according to claim 4, it is characterised in that：Described ring electricity
Machine（4）With ring push rod（21）It is mutually perpendicular to.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710187321.0A CN106908930A (en) | 2017-03-27 | 2017-03-27 | A kind of laser-microwave mirror surface control method and control device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710187321.0A CN106908930A (en) | 2017-03-27 | 2017-03-27 | A kind of laser-microwave mirror surface control method and control device |
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| Publication Number | Publication Date |
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| CN106908930A true CN106908930A (en) | 2017-06-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710187321.0A Pending CN106908930A (en) | 2017-03-27 | 2017-03-27 | A kind of laser-microwave mirror surface control method and control device |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1333880A (en) * | 1998-11-02 | 2002-01-30 | 马格纳镜像系统公司 | Coordinated pivoting and extending vehicle mirror |
| CN1902521A (en) * | 2003-11-24 | 2007-01-24 | 杰斯集团公司 | Mirror mounting structures for scanners employing limited rotation motors |
| CN101470245A (en) * | 2007-12-25 | 2009-07-01 | 杨锡尧 | Torsion type three-rod autotracking solar reflecting apparatus |
-
2017
- 2017-03-27 CN CN201710187321.0A patent/CN106908930A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1333880A (en) * | 1998-11-02 | 2002-01-30 | 马格纳镜像系统公司 | Coordinated pivoting and extending vehicle mirror |
| CN1902521A (en) * | 2003-11-24 | 2007-01-24 | 杰斯集团公司 | Mirror mounting structures for scanners employing limited rotation motors |
| CN101470245A (en) * | 2007-12-25 | 2009-07-01 | 杨锡尧 | Torsion type three-rod autotracking solar reflecting apparatus |
Non-Patent Citations (1)
| Title |
|---|
| 张立元 等: "《EAS TECRH系统天线转动镜面空间连杆驱动机构分析》", 《机械设计与研究》 * |
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Application publication date: 20170630 |