CN105973211A - Laser scanning lofting device - Google Patents
Laser scanning lofting device Download PDFInfo
- Publication number
- CN105973211A CN105973211A CN201610421046.XA CN201610421046A CN105973211A CN 105973211 A CN105973211 A CN 105973211A CN 201610421046 A CN201610421046 A CN 201610421046A CN 105973211 A CN105973211 A CN 105973211A
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- Prior art keywords
- module
- laser
- galvanometer
- scanning
- target image
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C15/00—Surveying instruments or accessories not provided for in groups G01C1/00 - G01C13/00
- G01C15/002—Active optical surveying means
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Laser Beam Processing (AREA)
- Mechanical Optical Scanning Systems (AREA)
Abstract
The invention provides a laser scanning lofting device. The laser scanning lofting device comprises a processing module, a central control module, a laser source module, a galvanometer driving module and a scanning galvanometer module, wherein the processing module is used for receiving a target image sent by an external device; the central control module is connected with the processing module and used for receiving the target image and converting the target image into a control instruction; the laser source module is connected with the central control module in a communication mode and used for receiving the control instruction and sending out a laser beam; the galvanometer driving module is connected with the central control module in a communication mode to receive the control instruction and used for converting the control instruction into a driving instruction; scanning galvanometer module is connected with the galvanometer driving module in a communication mode to receive the driving instruction, faces the laser source module to receive the laser beam, reflects the laser beam to a target object according to the driving instruction to a target object, and therefore the target image appears on the surface of the target object. After the technical scheme is adopted, lofting is carried out based on the target image, adjustment and compensation are carried out in real time according to light signals fed back, and therefore accuracy of the lofting image is ensured.
Description
Technical field
The present invention relates to laser equipment field, particularly relate to a kind of laser scanning laying out apparatus.
Background technology
In building construction process, it usually needs laser alignment instrument projects fixing point or line, to make
On the basis of line construct.During use, user is generally according to construction drawing and combines environment on the spot, will
Laser alignment instrument coordinates wall hanging frame or spider to be adjusted to suitable position, and estimates laser alignment instrument
Whether the laser beam sent meets construction requirement.When different construction surface are constructed, then need again by instrument
Position readjusted by device, to obtain new projecting with reference to collimation, then carries out further work, the most repeatedly.
Construction process is loaded down with trivial details and inefficient, and against range estimation and apparatus measures, precision is the highest.
Therefore, need a kind of intelligence badly and the laser scanning laying out apparatus of simplicity, can according to construction requirement,
The geometric figure of one or more designated shape and size is projected, it is not necessary to repeatedly adjust laser on objective plane
The position of collimation apparatus, brings great convenience for construction.
Summary of the invention
In order to overcome above-mentioned technological deficiency, it is an object of the invention to provide a kind of laser scanning setting-out dress
Put, carry out setting-out based on target image, and can be adjusted according to the optical signal of feedback and mend in real time
Repay, to ensure the accuracy of lofting picture.
The invention discloses a kind of laser scanning laying out apparatus, including: processing module, receive external device (ED)
The target image sent；Central control module, is connected with described processing module, receives described target figure
Picture also changes described target image into control instruction；Laser light source module, communicates with described central control module
Connect, receive described control instruction and send laser beam；Galvanometer drives module, controls mould with described central authorities
Block communicates to connect to receive described control instruction, and described control instruction is converted to a driving instruction；Sweep
Retouch galvanometer module, drive module to communicate to connect to receive described driving instruction, towards described with described galvanometer
Laser light source module and set to receive described laser beam, and will be according to described driving instruction by anti-for described laser beam
It is incident upon a target object, makes described target object surface present described target image.
Preferably, between described central processing module and described laser light source module, it is provided with a laser modulation circuitry,
Receive described control instruction and control the power of laser diode in described laser light source module.
Preferably, described laser light source module includes at least one first laser diode, each first laser
Diode has identical or different wavelength.
Preferably, described scanning galvanometer module includes: illuminator MEMS；Described galvanometer drives module bag
Include: drive circuit, for controlling the direction of described illuminator MEMS.
Preferably, described drive circuit changes and drives the voltage of described illuminator MEMS, electric current, frequently
Rate or waveform.
Preferably, described illuminator MEMS is placed in a twin shaft electro-mechanical structures, and described galvanometer drives
The dual-axis rotation of twin shaft electro-mechanical structures described in dynamic module drive, so that described laser beam is full of one or four ribs
Cone space.
Preferably, described laser scanning laying out apparatus also includes: the second laser diode, detects described mesh
Target image on mark object, to form a detection image, and is converted into detection letter by described detection image
Number；Image processing module, with described second laser diode communication connection, receives described detection signal also
It is forwarded to described central processing module；Described central processing module more described detection signal and described target
Image, to change described control instruction.
Preferably, described external device (ED) is smart machine；Described target image is an architectural working drawing.
After have employed technique scheme, compared with prior art, have the advantages that
1. without mobile laser scanning laying out apparatus during construction, and its laser image projecting and going out is complete
Entirely follow target construction drawing picture；
2., during target construction image change, it can adjust launching position according to the optical signal of Real-time Feedback.
Accompanying drawing explanation
Fig. 1 is the system structure signal meeting laser scanning laying out apparatus in one embodiment of the present invention
Figure；
Fig. 2 is to meet the structural representation of illuminator MEMS in one embodiment of the present invention.
Reference:
100-laser scanning laying out apparatus, 110-processing module, 120-central control module, 130-laser are adjusted
Circuit processed, 140-laser light source module, 150-galvanometer drive module, 160-scanning galvanometer module, 161-anti-
Light microscopic MEMS, 162-twin shaft electro-mechanical structures, 170-image processing module, 180-laser diode；
200-target object, 210-target image.
Detailed description of the invention
Advantages of the present invention is expanded on further below in conjunction with accompanying drawing and specific embodiment.
As shown in Figure 1 in embodiment, laser scanning laying out apparatus 100 includes:
-processing module 110
It is located in laser scanning laying out apparatus 100, when laser scanning laying out apparatus 100 connects with external device (ED)
Connect, receive the target image 210 that external device (ED) is sent by modes such as bluetooth, infrared, wireless Wifi,
And alternatively target image 210 is converted into readable format storage.The need of conversion visual laser scanning
Depending on the form of the target image 210 that laying out apparatus 100 can read.
-central control module 120
As the transfer element of the control instruction of laser scanning laying out apparatus 100, with processing module 110 even
Connect, the form literary composition after target image 210 that receiving processing module 110 is sent or target image 210 conversion
Part, to obtain the desired image in imageable target of user.Central control module 120 receives
After, and then target image 210 is converted to control instruction, to issuing operation.It is understood that
The quantity of the receivable target image of central control module 120 210 is not limited to portion, executes actual
During work, laser scanning laying out apparatus 100 can be fixed on the center of construction area, throws respectively to surrounding
The image that injection needs.Therefore, multiple target image 210 can be stored in it, and be respectively converted into control
Instruction, switches the requirement of different construction surface according to user.
-laser light source module 140
Communicating to connect with central control module 120, the control instruction that central control module 120 is formed issues
To laser light source module 140, laser light source module 140 sends laser beam according to control instruction.For lasing light emitter
For module 140, control instruction can be to start/stop to send laser beam, or refers to based on starting/stopping
Order, is set to different flash patterns by the laser beam sent.
-scanning galvanometer module 160
Fix, the scanned galvanometer of laser beam that laser light source module 140 sends towards laser light source module 140
Module 160 reflects, until being projected on target object 200.
-galvanometer drives module 150
The frequency, the forming shape that send just because of laser beam are determined by scanning galvanometer module 160, therefore,
Between central control module 120 and scanning galvanometer module 160, it is additionally provided with a galvanometer and drives module 150,
Communicate to connect with central control module 120, and the control instruction shape sent according to central control module 120
Becoming a driving instruction, driving instruction is then issued to scanning galvanometer module 160, scanning galvanometer module 160
Reflect laser beam according to driving instruction, finally present target image 210.It is understood that central authorities' control
The control instruction that molding block 120 drives module 150 to send to galvanometer includes the frequency needed for laser beam, one-tenth
Type shape etc..The driving instruction that galvanometer drives module 150 to be formed is then to control scanning galvanometer module
The instruction of the velocity of rotation of 160, rotation direction etc..
After having above-mentioned configuration, user first passes through external device (ED) to laser scanning laying out apparatus 100
Sending a target image 210, the processing module 110 in laser scanning laying out apparatus 100 receives and is forwarded to
Central control module 120, is control instruction by central control module 120 switch target image 210, swashs
Light source module 140 sends laser beam according to control instruction to scanning galvanometer module 160, and galvanometer drives mould
Block 150 controls scanning galvanometer module 160 according to control instruction, eventually through scanning galvanometer module 160
Reflection projection is to target object 200, to form target image 210.
For the requirement of different condition of construction, the target image 210 formed on target object 200 is permissible
There is multiple color, various levels of brightness, therefore, at central processing module 110 and laser light source module 140
Between be provided with a laser modulation circuitry 130, different modulating modes can be selected for different measurement requirement.
As, when computation and measurement value based on the time difference that Laser emission receives, optional pulsed mode,
When computation and measurement value based on the phase contrast that Laser emission receives, optional sinusoidal waveforms mould
Formula.Therefore, the pattern needed for difference, laser light source module 140 can be sent by Laser Modulation module
Laser beam is adjusted, to be converted into desired form.
Meanwhile, for different working condition requirements, laser light source module 140 can use single laser diode shape
The lasing light emitter become, or the lasing light emitter group of multiple laser diode composition.Specifically, laser light source module 140
Inside there is first laser diode 180, and there is single wavelength, this first laser two can be used
The color that pole pipe 180 is had shows different patterns or shape；Or have in laser light source module 140
Having multiple first laser diodes 180 of different wave length, available multiple colors present more abundant
Image information.
In order to more convenient, more accurately, more quickly control the scanning galvanometer module 160 reflection to laser beam
Effect, scanning galvanometer module 160 includes illuminator MEMS161, is placed in a twin shaft electric mechanical
In structure 162, refering to Fig. 2, this twin shaft electro-mechanical structures 162 includes can rotated around X-axis
X-plane and rotary shaft so that the parts being arranged on X-plane can be along with X-plane be when X-axis rotates
And rotate, similarly, this twin shaft electro-mechanical structures 162 also includes the Y that can rotate around Y-axis
Plane and rotary shaft, the parts being arranged on Y plane can rotate when Y-axis rotates along with Y plane.
And the two ends of rotary shaft that Y plane is had rotatably are connected with the inside of X-plane.Specifically X
The middle part hollow out of plane, to form a space, this space to be preserved is arranged to Y plane, Y plane simultaneously
The rotary shaft being had is connected to this space side, namely the inner side edge of X-plane.Illuminator MEMS161
It is placed on Y plane, thus can rotate on X-axis, this twin shaft of Y-axis.Just because of illuminator
Arbitrarily rotating and location, optional position in the two dimensional surface of MEMS161 so that by illuminator
MEMS161 reflection and the laser beam that goes out rotate, at the two axle, " pyramid " that limitation is defined
Any direction can be projected onto in space.And when under the state that illuminator MEMS161 is in high speed rotating
Time, the laser beam of reflection can be full of the space of whole rectangular pyramid.
And twin shaft electro-mechanical structures 162 is driven module 150 to drive by galvanometer, galvanometer drives module 150
It is sent to driving instruction, and then adjusts the voltage of illuminator MEMS161, electric current, frequency or waveform.
Galvanometer drives the instruction of module 150 also can be generated by user, such as, and laser scanning laying out apparatus 100
For hand-held, having the interface for user operation, user inputs desired according to the expectation of self
The laser beam shape obtained and frequency etc., thus drive illuminator MEMS161.
With continued reference to Fig. 1, one preferably or in alternative embodiment, and laser scanning laying out apparatus 100 includes the
Dual-laser diode and image processing module 170, presented target image 210 on target object 200
After, the second laser diode detects this target image 210, and forms a detection image, as detection mesh
Logo image 210 comparison other the most accurately.After detection image is formed, the second laser diode will detection
Image is converted into detection signal, i.e. converts optical signals to the signal of telecommunication.Image processing module 170 and second
Laser diode communicates to connect, and receives detection signal, then is forwarded to central processing module 110, centre
The target figure that the detection signal that feedback is obtained by reason module 110 in real time inputs from external device (ED) with user
As 210 contrast, if not corresponding, then adjusting control instruction, to compensate and to adjust, finally realizing
Accurately presenting of target image 210.
User can send target figure by smart machines such as smart mobile phones to laser scanning laying out apparatus 100
As 210, such as construction drawing (including doorframe, window frame etc.), decoration pictures etc., target image 210 alignment construction
Face, can scan arrangement and method for construction (position of doorframe, the position etc. of window frame) on such as metope, uses
Person only need to be according to the arrangement and method for construction operation presented on metope.
It should be noted that, embodiments of the invention have preferably implementation, and not the present invention is appointed
The restriction of what form, any one skilled in the art becomes possibly also with the technology contents of the disclosure above
More or be modified to effective embodiment of equivalent, as long as without departing from the content of technical solution of the present invention, according to this
Technical spirit any amendment of being made above example of invention or equivalent variations and modification, all still fall within
In the range of technical solution of the present invention.
Claims (8)
1. a laser scanning laying out apparatus, it is characterised in that including:
Processing module, receives the target image that external device (ED) is sent；
Central control module, is connected with described processing module, receives described target image and changes described target figure
Picture is control instruction；
Laser light source module, communicates to connect with described central control module, receives described control instruction and sends laser
Bundle；
Galvanometer drives module, communicates to connect with described central control module to receive described control instruction, and by institute
State control instruction and be converted to a driving instruction；
Scanning galvanometer module, drives module to communicate to connect to receive described driving instruction, towards institute with described galvanometer
State laser light source module and set to receive described laser beam, and will be according to described driving instruction by described laser beam
Reflex to a target object, make described target object surface present described target image.
2. laser scanning laying out apparatus as claimed in claim 1, it is characterised in that
It is provided with a laser modulation circuitry between described central processing module and described laser light source module, receives described control
Instruct and control the power of laser diode in described laser light source module.
3. laser scanning laying out apparatus as claimed in claim 1, it is characterised in that
Described laser light source module includes that at least one first laser diode, each first laser diode have phase
Same or different wavelength.
4. laser scanning laying out apparatus as claimed in claim 1, it is characterised in that
Described scanning galvanometer module includes: illuminator MEMS；
Described galvanometer drives module to include: drive circuit, for controlling the direction of described illuminator MEMS.
5. laser scanning laying out apparatus as claimed in claim 4, it is characterised in that
Described drive circuit changes voltage, electric current, frequency or the waveform driving described illuminator MEMS.
6. laser scanning laying out apparatus as claimed in claim 4, it is characterised in that
Described illuminator MEMS is placed in a twin shaft electro-mechanical structures, and described galvanometer drives module drive institute
State the dual-axis rotation of twin shaft electro-mechanical structures, so that described laser beam is full of a rectangular pyramid space.
7. laser scanning laying out apparatus as claimed in claim 1, it is characterised in that
Described laser scanning laying out apparatus also includes:
Second laser diode, detects the target image on described target object, to form a detection image, and
Described detection image is converted into detection signal；
Image processing module, with described second laser diode communication connection, receives described detection signal and forwards
To described central processing module；
Described central processing module more described detection signal and described target image, refer to changing described control
Order.
8. laser scanning laying out apparatus as claimed in claim 1, it is characterised in that
Described external device (ED) is smart machine；
Described target image is an architectural working drawing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610421046.XA CN105973211A (en) | 2016-06-15 | 2016-06-15 | Laser scanning lofting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610421046.XA CN105973211A (en) | 2016-06-15 | 2016-06-15 | Laser scanning lofting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105973211A true CN105973211A (en) | 2016-09-28 |
Family
ID=57021222
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610421046.XA Pending CN105973211A (en) | 2016-06-15 | 2016-06-15 | Laser scanning lofting device |
Country Status (1)
| Country | Link |
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| CN (1) | CN105973211A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108387221A (en) * | 2018-01-17 | 2018-08-10 | 西安理工大学 | A kind of tunnel excavation speedy lofting device and setting out method |
| WO2018171277A1 (en) * | 2017-03-21 | 2018-09-27 | 常州华达科捷光电仪器有限公司 | Cross line laser |
| CN111380508A (en) * | 2020-05-12 | 2020-07-07 | 江苏工程职业技术学院 | Indoor decoration construction measurement lofting method and device |
| CN114295109A (en) * | 2021-11-16 | 2022-04-08 | 深圳供电局有限公司 | Laser positioning device and method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1973180A (en) * | 2004-06-23 | 2007-05-30 | 莱卡地球系统公开股份有限公司 | Scanner system and method for registering surfaces |
| CN103003713A (en) * | 2010-09-08 | 2013-03-27 | 法罗技术股份有限公司 | A laser scanner or laser tracker having a projector |
| CN205898129U (en) * | 2016-06-15 | 2017-01-18 | 常州华达科捷光电仪器有限公司 | Laser scanning laying -out device |
-
2016
- 2016-06-15 CN CN201610421046.XA patent/CN105973211A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1973180A (en) * | 2004-06-23 | 2007-05-30 | 莱卡地球系统公开股份有限公司 | Scanner system and method for registering surfaces |
| CN103003713A (en) * | 2010-09-08 | 2013-03-27 | 法罗技术股份有限公司 | A laser scanner or laser tracker having a projector |
| CN205898129U (en) * | 2016-06-15 | 2017-01-18 | 常州华达科捷光电仪器有限公司 | Laser scanning laying -out device |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018171277A1 (en) * | 2017-03-21 | 2018-09-27 | 常州华达科捷光电仪器有限公司 | Cross line laser |
| CN108387221A (en) * | 2018-01-17 | 2018-08-10 | 西安理工大学 | A kind of tunnel excavation speedy lofting device and setting out method |
| CN111380508A (en) * | 2020-05-12 | 2020-07-07 | 江苏工程职业技术学院 | Indoor decoration construction measurement lofting method and device |
| CN114295109A (en) * | 2021-11-16 | 2022-04-08 | 深圳供电局有限公司 | Laser positioning device and method |
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Application publication date: 20160928 |
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