CN108919479A - laser reflection imaging device - Google Patents
laser reflection imaging device Download PDFInfo
- Publication number
- CN108919479A CN108919479A CN201810648194.4A CN201810648194A CN108919479A CN 108919479 A CN108919479 A CN 108919479A CN 201810648194 A CN201810648194 A CN 201810648194A CN 108919479 A CN108919479 A CN 108919479A
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- laser
- reflection
- reflector
- lamp group
- imaging
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- 238000003384 imaging method Methods 0.000 title claims abstract description 81
- 238000009434 installation Methods 0.000 claims description 5
- 238000003491 array Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
- G02B26/08—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
- G02B26/0816—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light by means of one or more reflecting elements
- G02B26/0833—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light by means of one or more reflecting elements the reflecting element being a micromechanical device, e.g. a MEMS mirror, DMD
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B17/00—Systems with reflecting surfaces, with or without refracting elements
- G02B17/02—Catoptric systems, e.g. image erecting and reversing system
- G02B17/06—Catoptric systems, e.g. image erecting and reversing system using mirrors only, i.e. having only one curved mirror
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Laser Beam Processing (AREA)
- Studio Devices (AREA)
- Semiconductor Lasers (AREA)
Abstract
The present invention relates to laser reflection imaging devices, which is characterized in that including：LD lamp group, reflection subassembly and imaging master for reflection laser；The reflection subassembly is equipped with primary reflection surface；The LD lamp group is equipped with several laser diodes；The laser beam of the LD lamp group transmitting reflects through the primary reflection surface of reflection subassembly and projects to form several laser points to imaging master, and the distance range of the adjacent laser point is 0.016mm-2mm.Laser reflection imaging device, LD lamp group is equipped with several laser diodes, laser beam can be launched outward, the laser beam of LD lamp group transmitting reflects through the primary reflection surface of reflection subassembly and projects to form several laser points to imaging master, the spacing range very little between laser point, it can be considered laser rays or face in imaging industry, therefore, imaging efficiency is very high, and the cost of LD lamp group is low, and can be assembled according to specific requirements, adaptability is also very strong.
Description
Technical field
The present invention relates to laser reflection imaging devices.
Background technique
Current laser imaging is substantially single beam source transmitting laser beam by two laser galvanometer catoptric imagings, but its
Efficiency is very low, is equivalent to point light source through two laser galvanometers and carries out face imaging.The main reason for forming this technical bottleneck exists
It is larger in the caliber of laser diode, multiple laser diodes are directly assemblied together to the gap between emitted laser beam
Too big, it is too big that imaging is formed by laser point spacing, is unable to reach imaging precision, and laser diode is directly made into transmitting
Linear light source, the cost of area source are very high, and current technology is also difficult to realize, and therefore, existing scheme is all using single beam
Laser is imaged.
Summary of the invention
Place in order to overcome the above-mentioned deficiencies of the prior art, the object of the present invention is to provide a kind of imagings of laser reflection to fill
It sets.
The technical scheme is that：
Laser reflection imaging device, which is characterized in that including：LD lamp group, for the reflection subassembly of reflection laser, and imaging
Bottom plate；The reflection subassembly is equipped with primary reflection surface；The LD lamp group is equipped with several laser diodes；The LD lamp group transmitting swashs
Light beam reflects through the primary reflection surface of reflection subassembly and projects to form several laser points to imaging master, and the adjacent laser point
Distance range is 0.016mm-2mm.
Its further technical solution is：The reflection subassembly includes the first reflector；First reflector is equipped with evagination
The primary reflection surface, the first reflector is installed on the opposite side of LD lamp group；The laser diode of the LD lamp group is anti-to first
Beam emits laser.
Its further technical solution is：The laser diode of the LD lamp group linearly arranges；The primary reflection surface at
It is linearly arranged as bottom plate projects several laser points to be formed.
Its further technical solution is：The laser reflection imaging device further includes mounting base, for installing LD lamp group
Fixed panel, and the support column for installing the first reflector；The fixed panel, support column are individually fixed in the installation
Seat.
Its further technical solution is：The mounting base is additionally provided with the installation station for installing imaging master.
Its further technical solution is：First reflector is rotatablely connected by shaft and support column.
Its further technical solution is：The reflection subassembly includes the second reflector and third reflector；The third is anti-
Beam is equipped with the primary reflection surface；The laser beam that second reflector reflection LD lamp group is emitted is to third reflector, institute
It states the laser beam that third reflector the second reflector of reflection is reflected and projects to form several laser points to imaging master.
Its further technical solution is：The LD lamp group includes the annular mounting plate for installing laser diode；It is described
Third reflector is fixed on the center of annular mounting plate, and the section of third reflector is taper, and the master for being equipped with indent is anti-
Penetrate face；Second reflector is fixed on the lower section of LD lamp group, and the second reflector is equipped with the subreflector of indent, and projection is led to
Hole；The imaging master is set to the bottom side of projection through-hole；The third reflector is thrown through the projection through-hole to imaging master
It penetrates to form several laser points.
Its further technical solution is：Laser diode is fixed on mounting plate and linear lamp column arrangement；The installation
Plate is equipped with several lamp column.
Its further technical solution is：The laser reflection imaging device further include be set to reflection subassembly and imaging master it
Between laser galvanometer；The laser galvanometer reflects laser beam to the imaging master that the reflection subassembly primary reflection surface is reflected and projects
Form the laser point.
The present invention having the technical effect that compared with prior art：Laser reflection imaging device, LD lamp group are equipped with several laser
Diode, can launch outward laser beam, and the laser beam of LD lamp group transmitting is through the primary reflection surface reflection of reflection subassembly and to imaging bottom
Plate, which projects, to form several laser points, and the spacing range very little between laser point can be considered laser rays or face in imaging industry, because
This, imaging efficiency is very high, and the cost of LD lamp group is low, and can be assembled according to specific requirements, and adaptability is also very
By force.
Further, LD lamp group is the area source that lamp column are constituted, can be to imaging after the reflection of third reflector through the second reflector
Bottom plate projects the lasing area being made of laser point.
The invention will be further described in the following with reference to the drawings and specific embodiments.
Detailed description of the invention
Fig. 1 is the three-dimensional view of laser reflection imaging device first embodiment；
Fig. 2 is the side view of Fig. 1；
Fig. 3 is the three-dimensional view of laser reflection imaging device second embodiment；
Fig. 4 is the cross-sectional view of laser reflection imaging device second embodiment.
Appended drawing reference
First embodiment
10 laser reflection imaging device, 1 LD lamp group
11 laser diode, 2 first reflector
21 primary reflection surface, 3 imaging master
4 mounting bases 5 fix panel
6 support columns
Second embodiment
20 laser reflection imaging device, 7 LD lamp group
71 laser diode, 72 mounting plate
8 reflection subassembly, 81 second reflector
811 subreflectors 812 project through-hole
82 third reflector, 821 primary reflection surface
9 imaging masters
Specific embodiment
It is further to technical solution of the present invention below with reference to schematic diagram in order to more fully understand technology contents of the invention
It introduces and illustrates, but not limited to this.
Laser reflection imaging device, including：LD lamp group, reflection subassembly and imaging master for reflection laser.Reflection group
Part is equipped with primary reflection surface, and LD lamp group is equipped with several laser diodes.Principal reflection of the laser beam through reflection subassembly of LD lamp group transmitting
Face is reflected and projects to form several laser points to imaging master, and the distance range of the adjacent laser point is 0.016mm-2mm.
First embodiment as shown in Figure 1 and Figure 2, laser reflection imaging device 10 include：LD lamp group 1 is used for reflection laser
Reflection subassembly and imaging master 3.Reflection subassembly is equipped with primary reflection surface 21, and LD lamp group 1 is equipped with several laser diodes 11.LD
Primary reflection surface 21 reflection of the laser beam that lamp group 1 emits through reflection subassembly simultaneously forms several laser points to the projection of imaging master 3, and
The distance range of adjacent laser point is 0.016mm-2mm.
Preferably, reflection subassembly includes the first reflector 2, and the first reflector 2 is equipped with the primary reflection surface 21 of evagination.Principal reflection
Face 21 can be set as dome shape or ellipsoid planar isotactic then or irregular convex surface according to specific reflection case.First reflector
2 are installed on the opposite side of LD lamp group 1, and the laser diode 11 of LD lamp group 1 emits laser to the first reflector 2, and LD lamp group 1 emits
Primary reflection surface 21 reflection of the laser beam through the first reflector 2 and form several laser points to the projection of imaging master 3, and adjacent swash
The distance range of luminous point is 0.016mm-2mm.In the present embodiment, primary reflection surface 21 is dome shape, and LD lamp group 1 is reflected to first
The lower end of 2 central axes of body emits laser beam.
Preferably, the laser diode 11 of LD lamp group 1 linearly arranges, and primary reflection surface 21 is projected to imaging master 3 and formed
Several laser points linearly arrange, specifically it is considered that laser point matrix arrangement in column, can be a column be also possible to it is more
Column.The distance of adjacent laser point according to specific circumstances depending on, and as far as possible keep adjacent laser point it is equidistant, to ensure into
As precision.
Preferably, laser reflection imaging device 10 further includes mounting base 4, for installing the fixation panel 5 of LD lamp group 1, and
For installing the support column 6 of the first reflector 2.Fixed panel 5, support column 6 are individually fixed in mounting base 4, and mounting base 4 is additionally provided with
For installing the installation station of imaging master 3, the first reflector 2 is rotatablely connected with support column 6 by shaft.
The linear arrangement of the laser point that first embodiment is finally cast out, and cast out in other embodiments
Laser point can in planar arrange.Reflection subassembly includes the second reflector and third reflector.Third reflector is equipped with main anti-
Face, the laser beam that the second reflector reflection LD lamp group is emitted to third reflector are penetrated, third reflector reflects the second reflector
The laser beam that is reflected simultaneously projects to form several laser points to imaging master, and the distance range of adjacent laser point is 0.016mm-
2mm。
Second embodiment as shown in Figure 3, Figure 4, laser reflection imaging device 20 include：LD lamp group 7 is used for reflection laser
Reflection subassembly 8 and imaging master 9.Reflection subassembly 8 is equipped with primary reflection surface 821, and LD lamp group 7 is equipped with several laser diodes 71.
Primary reflection surface 821 reflection of the laser beam that LD lamp group 7 emits through reflection subassembly 8 simultaneously forms several laser to the projection of imaging master 9
Point, and the distance range of adjacent laser point is 0.016mm-2mm.
Preferably, reflection subassembly 8 includes the second reflector 81 and third reflector 82.Third reflector 82 is equipped with main anti-
Face 821, the laser beam that the second reflector 81 reflection LD lamp group 7 is emitted to third reflector 82 are penetrated, third reflector 82 reflects
Laser beam that second reflector 81 is reflected simultaneously forms several laser points, and the distance of adjacent laser point to the projection of imaging master 9
Range is 0.016mm-2mm.
Specifically, LD lamp group 7 includes the annular mounting plate 72 for installing laser diode 71, third reflector 82 is fixed
In the center of annular mounting plate 72.The section of third reflector 82 is taper, is equipped with the primary reflection surface 821 of indent.Second is anti-
Beam 81 is fixed on the lower section of LD lamp group 7, and the second reflector 81 is equipped with the subreflector 811 of indent, and projection through-hole 812.At
As bottom plate 9 be set to projection through-hole 812 bottom side, if third reflector 82 through projection through-hole 812 to imaging master 9 project formed
Dry laser point.Primary reflection surface 821, the specific shape of subreflector 811 can be arranged to spherical surface or aspherical shape according to the actual situation
Shape.
Laser diode 71 is fixed on mounting plate 72 and linear lamp column arrangement, mounting plate 72 are equipped with several lamp column.
Therefore, the laser point on imaging master 9 is also arranged in arrays, to form the lasing area being made of laser point.Adjacent laser point
Keep adjacent laser point equidistant depending on according to specific circumstances, and as far as possible, to ensure imaging precision.
When using laser imaging, become by the on-off of laser diode in control LD lamp group to obtain shape when forming
Change.
In other embodiments, laser reflection imaging device further includes set on the laser between reflection subassembly and imaging master
Galvanometer, laser beam to the imaging master that laser galvanometer reflective component primary reflection surface is reflected projects to form laser point, and phase
The distance range of adjacent laser point is 0.016mm-2mm.
It is above-mentioned that technology contents of the invention are only further illustrated with embodiment, in order to which reader is easier to understand, but not
It represents embodiments of the present invention and is only limitted to this, any technology done according to the present invention extends or recreation, by of the invention
Protection, protection scope of the present invention are subject to claims.
Claims (10)
1. laser reflection imaging device, which is characterized in that including：LD lamp group, for the reflection subassembly of reflection laser, and imaging bottom
Plate；The reflection subassembly is equipped with primary reflection surface；The LD lamp group is equipped with several laser diodes；The laser of the LD lamp group transmitting
Beam through reflection subassembly primary reflection surface reflect simultaneously project to form several laser points to imaging master, and the adjacent laser point away from
It is 0.016mm-2mm from range.
2. laser reflection imaging device according to claim 1, which is characterized in that the reflection subassembly includes the first reflection
Body；First reflector is equipped with the primary reflection surface of evagination, and the first reflector is installed on the opposite side of LD lamp group；The LD
The laser diode of lamp group emits laser to the first reflector.
3. laser reflection imaging device according to claim 2, which is characterized in that the laser diode of the LD lamp group is in line
Property arrangement；The primary reflection surface projects several laser points to be formed to imaging master and linearly arranges.
4. laser reflection imaging device according to claim 2, which is characterized in that the laser reflection imaging device further includes
Mounting base, for installing the fixation panel of LD lamp group, and the support column for installing the first reflector；The fixed panel, branch
Dagger is individually fixed in the mounting base.
5. laser reflection imaging device according to claim 4, which is characterized in that the mounting base is additionally provided with for being mounted to
As the installation station of bottom plate.
6. laser reflection imaging device according to claim 4, which is characterized in that first reflector passes through shaft and branch
Dagger rotation connection.
7. laser reflection imaging device according to claim 1, which is characterized in that the reflection subassembly includes the second reflection
Body and third reflector；The third reflector is equipped with the primary reflection surface；The second reflector reflection LD lamp group is sent out
To third reflector, the third reflector reflects the laser beam that the second reflector is reflected and to imaging master the laser beam penetrated
Projection forms several laser points.
8. laser reflection imaging device according to claim 7, which is characterized in that the LD lamp group includes for installing laser
The annular mounting plate of diode；The third reflector is fixed on the center of annular mounting plate, and the section of third reflector is cone
Shape is equipped with the primary reflection surface of indent；Second reflector is fixed on the lower section of LD lamp group, and the second reflector is equipped with interior
Recessed subreflector, and projection through-hole；The imaging master is set to the bottom side of projection through-hole；Described in the third reflector penetrates
Projection through-hole projects to form several laser points to imaging master.
9. laser reflection imaging device according to claim 7, which is characterized in that the laser diode is fixed on mounting plate
And linear lamp arranges arrangement；The mounting plate is equipped with several lamp column.
10. laser reflection imaging device according to claim 1, which is characterized in that the laser reflection imaging device also wraps
Include the laser galvanometer being set between reflection subassembly and imaging master；The laser galvanometer reflects the reflection subassembly primary reflection surface institute
The laser beam of reflection to imaging master projects to form the laser point.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810648194.4A CN108919479B (en) | 2018-06-22 | 2018-06-22 | Laser reflection imaging device |
| PCT/CN2018/121632 WO2019242260A1 (en) | 2018-06-22 | 2018-12-18 | Laser reflection imaging apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810648194.4A CN108919479B (en) | 2018-06-22 | 2018-06-22 | Laser reflection imaging device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108919479A true CN108919479A (en) | 2018-11-30 |
| CN108919479B CN108919479B (en) | 2024-06-04 |
Family
ID=64419938
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810648194.4A Active CN108919479B (en) | 2018-06-22 | 2018-06-22 | Laser reflection imaging device |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN108919479B (en) |
| WO (1) | WO2019242260A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019242260A1 (en) * | 2018-06-22 | 2019-12-26 | 深圳市润沃自动化工程有限公司 | Laser reflection imaging apparatus |
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Also Published As
| Publication number | Publication date |
|---|---|
| WO2019242260A1 (en) | 2019-12-26 |
| CN108919479B (en) | 2024-06-04 |
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