CN214382979U - Laser device integrating inner coaxial vision and power detection - Google Patents
Laser device integrating inner coaxial vision and power detection Download PDFInfo
- Publication number
- CN214382979U CN214382979U CN202023263578.6U CN202023263578U CN214382979U CN 214382979 U CN214382979 U CN 214382979U CN 202023263578 U CN202023263578 U CN 202023263578U CN 214382979 U CN214382979 U CN 214382979U
- Authority
- CN
- China
- Prior art keywords
- reflector
- power detection
- support
- laser
- laser device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Laser Beam Processing (AREA)
Abstract
The utility model discloses a laser device integrating inner coaxial vision and power detection, which comprises a shell, wherein a laser isolator is arranged on the side wall of the shell, the output end of the laser isolator is positioned inside the shell, a spectroscope, a dynamic focusing lens group, a first reflecting mirror and a second reflecting mirror are sequentially arranged at the output end of the laser isolator along a light path, the second reflecting mirror is parallel to the first reflecting mirror, and the second reflecting mirror is positioned below the first reflecting mirror; the CCD camera module is arranged in the inner shell and is positioned on one side of the second reflector, the other side of the second reflector is provided with a galvanometer, the galvanometer and the CCD camera module are coaxially arranged, and a focusing lens and an illumination light source are arranged below the galvanometer; and a power detection module is arranged above the spectroscope. The laser light path of the utility model is parallel to the inner coaxial vision light path, thus greatly reducing the size of the device; the integrated level is high, the assembly and debugging are simple, the size is small, and the cost is saved.
Description
Technical Field
The utility model belongs to the technical field of laser beam machining equipment, specifically be a collect interior coaxial vision and power detection in laser device of an organic whole.
Background
Laser processing is a highly new and rapidly developing technology, and lasers have been used in various industrial fields. The three-dimensional laser processing technology does not need any die to manufacture in the processing process, greatly reduces the production cost, and is increasingly widely applied to the automobile industry, the 3C industry, the die industry and the like.
Under the condition that the development of laser processing equipment is mature day by day, the requirements on the function and the product integration level of the laser equipment are higher and higher. Traditional three-dimensional laser marking machine with power detection and inner coaxiality, inner coaxiality and laser beams are vertical structures, the structural complexity, the cost and the debugging complexity of equipment are increased, the size is large, and the laser marking machine is high in cost and limited in use occasions.
Disclosure of Invention
The utility model aims at providing a collect interior coaxial vision and power detection in laser device of an organic whole to the problem that prior art exists.
In order to achieve the above object, the utility model adopts the following technical scheme:
a laser device integrating inner coaxial vision and power detection comprises a shell, wherein a laser isolator is arranged on the side wall of the shell and used for introducing a laser beam, the output end of the laser isolator is positioned in the shell, and the output end of the laser isolator is sequentially provided with a spectroscope, a dynamic focusing lens group, a first reflecting mirror and a second reflecting mirror along a light path; the included angle between the first reflector and the central axis of the dynamic focusing mirror group is 45 degrees, the second reflector is parallel to the first reflector, and the second reflector is positioned below the first reflector; the CCD camera module is arranged in the inner shell and is positioned on one side of the second reflector, the other side of the second reflector is provided with a galvanometer, the galvanometer and the CCD camera module are coaxially arranged, and a focusing lens and an illumination light source are arranged below the galvanometer; and a power detection module is arranged above the spectroscope.
The dynamic focusing lens group comprises a dynamic focusing lens group, a first reflecting mirror, a second reflecting mirror and a CCD camera module, wherein the dynamic focusing lens group is arranged in the inner shell; the mirror that shakes is located interior casing outside, interior casing, the mirror that shakes are all installed inside the shell body. The utility model increases the dustproof effect of the laser device by arranging the double-layer shell structure; meanwhile, the vibrating mirror is isolated from other optical devices, and the laser processing precision is improved.
Specifically, the power detection module includes third speculum, decay piece and power detecting element, the third speculum is located the spectroscope top, the central axis contained angle of spectroscope and dynamic focusing mirror group is 45, the third speculum is parallel with the spectroscope, the decay piece is located between third speculum and the power detecting element. The damage of the laser to the power detection unit can be reduced by arranging the attenuation sheet; the third reflecting mirror is arranged above the spectroscope, so that the laser beam for power detection is parallel to the laser beam in front of the main spectroscope, the mounting structure of the optical device in the shell is more compact, and the size of the device is reduced.
Specifically, the third reflector is a total reflector for changing the direction of the laser light.
Specifically, a red light indicator is arranged above the first reflector, and red light emitted by the red light indicator is overlapped with the laser beam and used for indicating the position of the laser on the surface of the workpiece.
Specifically, the CCD camera module comprises a lens and a camera, and the lens is positioned between the camera and the second reflecting mirror.
Specifically, the first reflector and the second reflector are both high-transmittance reflectors; the first mirror reflects laser light and transmits red light, and the second mirror reflects laser light and transmits white light.
Specifically, the illumination light source is mounted below the outer shell at a position corresponding to the galvanometer through a light source mounting rack; the light source mounting frame comprises a first support, a second support and a third support, the first support is mounted on the bottom surface of the outer shell, the bottom of the third support is used for mounting the lighting source, the second support is used for connecting the first support and the third support, the second support is movably connected with the first support, and the height of the annular light source can be adjusted according to requirements.
Furthermore, the first support is 7-shaped, the second support is L-shaped, and the third support is annular.
Further, the illumination light source is an annular light source, and the annular light source can provide more uniform illumination light without influencing the light path of laser.
Compared with the prior art, the beneficial effects of the utility model are that: (1) the laser light path of the utility model is parallel to the inner coaxial vision light path, thus greatly reducing the size of the device; the integrated level is high, the assembly and debugging are simple, the volume is small, and the cost is saved; (2) the utility model discloses a set up the power detection module in the laser light path, but the power size of real-time detection laser is convenient for adjust the power of laser according to actual demand; (3) the utility model discloses an illuminating light source installs in the mirror below that shakes through adjustable mounting bracket, can adjust illuminating light source's height according to actual demand.
Drawings
Fig. 1 is a schematic view of an internal module mounting structure of a laser device integrating coaxial vision and power detection;
fig. 2 is a schematic light path diagram of a laser device integrating coaxial vision and power detection;
fig. 3 is a schematic view of an installation structure of the inner housing inside the outer housing in the embodiment of the present invention;
fig. 4 is a schematic view of an external structure of an outer casing according to an embodiment of the present invention;
fig. 5 is a schematic structural view of a light source mounting bracket according to an embodiment of the present invention;
in the figure: 1. a laser isolator; 2. a mounting seat; 3. a beam splitter; 4. a dynamic focusing lens group; 5. a first reflector; 6. a second reflector; 7. a galvanometer; 8. a focusing lens; 9. an illumination light source; 10. an inner housing; 11. an outer housing; 12. a third reflector; 13. an attenuation sheet; 14. a power detection unit; 15. a red light indicator; 16. a lens; 17. a camera; 18. a light source mounting bracket; 19. a first bracket; 20. a second bracket; 21. and a third bracket.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are only some embodiments, not all embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
As shown in fig. 1 and 2, the embodiment provides a laser device integrating coaxial vision and power detection, which includes a housing, a laser isolator 1 is disposed on a side wall of the housing for introducing a laser beam, an output end of the laser isolator 1 is located inside the housing, and a mounting seat 2 is disposed inside the housing for mounting the laser isolator 1; the output end of the laser isolator 1 is sequentially provided with a spectroscope 3, a dynamic focusing mirror group 4, a first reflecting mirror 5 and a second reflecting mirror 6 along a light path; the included angle between the first reflecting mirror 5 and the central axis of the dynamic focusing mirror group 4 is 45 degrees, the second reflecting mirror 6 is parallel to the first reflecting mirror 5, and the second reflecting mirror 6 is positioned below the first reflecting mirror 5; a CCD camera 17 module is further arranged in the inner shell 10, the CCD camera 17 module is positioned on one side of the second reflector 6, a galvanometer 7 is arranged on the other side of the second reflector 6, the galvanometer 7 and the CCD camera 17 module are coaxially arranged, and a focusing lens 8 and an illumination light source 9 are arranged below the galvanometer 7; and a power detection module is arranged above the spectroscope 3.
The dynamic focusing lens group 4 in this embodiment adopts a motor to drive a focusing lens to move, so as to adjust the focal position of a laser beam.
Specifically, as shown in fig. 3 and 4, the housing includes an inner housing 10 and an outer housing 11, and the spectroscope 3, the dynamic focusing mirror group 4, the first reflecting mirror 5, the second reflecting mirror 6, and the CCD camera 17 module are all installed inside the inner housing 10; the galvanometer 7 is located outside the inner shell 10, and the inner shell 10 and the galvanometer 7 are both installed inside the outer shell 11. The utility model increases the dustproof effect of the laser device by arranging the double-layer shell structure; meanwhile, the vibrating mirror 7 is isolated from other optical devices, and the laser processing precision is improved.
Specifically, the power detection module includes third speculum 12, decay piece 13 and power detecting element 14, third speculum 12 is located spectroscope 3 top, spectroscope 3 is 45 with the central axis contained angle of dynamic focusing mirror group 4, third speculum 12 is parallel with spectroscope 3, decay piece 13 is located between third speculum 12 and power detecting element 14. The damage of the laser to the power detection unit 14 can be reduced by arranging the attenuation sheet 13; by arranging the third reflecting mirror 12 above the spectroscope 3, the laser beam for power detection can be parallel to the laser beam in front of the main spectroscope 3, so that the installation structure of the optical device in the shell is more compact, and the volume of the device is reduced. In this embodiment, the power detection unit 14 employs a photoelectric sensor.
Specifically, the third reflecting mirror 12 is a total reflecting mirror for changing the direction of the laser light.
Specifically, a red indicator 15 is arranged above the first reflector 5, and the red light emitted by the red indicator 15 is overlapped with the laser beam and used for indicating the position of the laser on the surface of the workpiece.
Specifically, the CCD camera 17 module includes a lens 16 and a camera 17, and the lens 16 is located between the camera 17 and the second reflecting mirror 6.
Specifically, the first reflector 5 and the second reflector 6 are both high-transmittance reflectors; the first mirror 5 reflects laser light and transmits red light, and the second mirror 6 reflects laser light and transmits white light.
Specifically, as shown in fig. 5, the illumination light source 9 is mounted below the outer shell 11 through a light source mounting rack 18 at a position corresponding to the galvanometer 7; the light source mounting frame 18 comprises a first support 19, a second support 20 and a third support 21, the first support 19 is mounted on the bottom surface of the outer shell 11, the bottom of the third support 21 is used for mounting the lighting source 9, the second support 20 is used for connecting the first support 19 with the third support 21, the second support 20 is movably connected with the first support 19, and the height of the annular light source can be adjusted according to requirements.
In this embodiment, a waist circular hole is formed in the second support 20, and the first support 19 and the second support 20 are connected through the waist circular hole, so that the distance from the illumination light source 9 to the surface of the workpiece can be conveniently adjusted.
Further, the first support 19 is 7-shaped, the second support 20 is L-shaped, and the third support 21 is annular.
Further, the illumination light source 9 is an annular light source, which can provide more uniform illumination light without affecting the optical path of the laser.
The working principle of the laser device of the embodiment is as follows:
after the laser beam passes through the spectroscope 3, a part of the laser beam is reflected by the third reflector 12, passes through the attenuation sheet 13 and is acquired by the power detection unit 14, so that the real-time detection of the laser power is realized; the other part of the laser enters a dynamic focusing mirror group 4 to realize the adjustment of the laser focus; the focused laser sequentially passes through the first reflecting mirror 5 and the second reflecting mirror 6 and then enters the vibrating mirror 7, and the laser is adjusted by the vibrating mirror 7 and focused by the focusing lens 8 and then irradiates the surface of a workpiece to be processed for laser processing; the light beam emitted by the illumination light source 9 irradiates the surface of the workpiece to be processed and then is reflected, and the reflected light passes through the vibrating mirror 7 and then is acquired by the CCD camera 17 module through the second reflecting mirror 6, so that the visual positioning of the surface of the workpiece is realized.
Each functional module of the laser device of the embodiment is independent, and the random switching between three-dimensional laser processing and two-dimensional laser processing can be realized. And under the condition of not changing the structure, the configuration is matched arbitrarily according to the customization requirements of users.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. A laser device integrating inner coaxial vision and power detection is characterized by comprising a shell, wherein a laser isolator is arranged on the side wall of the shell and used for introducing a laser beam, the output end of the laser isolator is positioned in the shell, and the output end of the laser isolator is sequentially provided with a spectroscope, a dynamic focusing mirror group, a first reflector and a second reflector along a light path; the included angle between the first reflector and the central axis of the dynamic focusing mirror group is 45 degrees, the second reflector is parallel to the first reflector, and the second reflector is positioned below the first reflector; the CCD camera module is arranged in the shell and is positioned on one side of the second reflector, the other side of the second reflector is provided with a galvanometer, the galvanometer and the CCD camera module are coaxially arranged, and a focusing lens and an illumination light source are arranged below the galvanometer; and a power detection module is arranged above the spectroscope.
2. The laser device integrating the in-line coaxial vision and the power detection as claimed in claim 1, wherein the housing comprises an inner housing and an outer housing, and the beam splitter, the dynamic focusing lens group, the first reflecting mirror, the second reflecting mirror and the CCD camera module are all mounted inside the inner housing; the mirror that shakes is located interior casing outside, interior casing, the mirror that shakes are all installed inside the shell body.
3. The laser device of claim 1, wherein the power detection module comprises a third reflector, an attenuation plate and a power detection unit, the third reflector is located above the beam splitter, an included angle between the beam splitter and a central axis of the dynamic focusing mirror group is 45 °, the third reflector is parallel to the beam splitter, and the attenuation plate is located between the third reflector and the power detection unit.
4. The laser device with the integrated in-line vision and power detection function as claimed in claim 3, wherein the third reflector is a total reflector.
5. The laser device integrating in-line vision and power detection as claimed in claim 1, wherein a red indicator is disposed above the first reflector.
6. The laser device with the integrated in-line vision and power detection functions as claimed in claim 1, wherein the CCD camera module comprises a lens and a camera, and the lens is located between the camera and the second reflecting mirror.
7. The laser device integrating in-line coaxial vision and power detection as claimed in claim 1, wherein the first reflector and the second reflector are high-transmittance reflectors.
8. The laser device integrating coaxial vision and power detection as claimed in claim 2, wherein the illumination light source is mounted below the outer shell at a position corresponding to the galvanometer through a light source mounting rack; the light source mounting frame comprises a first support, a second support and a third support, the first support is mounted on the bottom surface of the outer shell, the bottom of the third support is used for mounting the lighting source, the second support is used for connecting the first support and the third support, and the second support is movably connected with the first support.
9. The laser device with the integrated in-line vision and power detection function as claimed in claim 8, wherein the first support is "7" shaped, the second support is "L" shaped, and the third support is annular.
10. The laser device with integrated in-line vision and power detection as claimed in claim 9, wherein the illumination source is a ring light source.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202023263578.6U CN214382979U (en) | 2020-12-29 | 2020-12-29 | Laser device integrating inner coaxial vision and power detection |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202023263578.6U CN214382979U (en) | 2020-12-29 | 2020-12-29 | Laser device integrating inner coaxial vision and power detection |
Publications (1)
Publication Number | Publication Date |
---|---|
CN214382979U true CN214382979U (en) | 2021-10-12 |
Family
ID=77991187
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202023263578.6U Active CN214382979U (en) | 2020-12-29 | 2020-12-29 | Laser device integrating inner coaxial vision and power detection |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN214382979U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN116017865A (en) * | 2023-02-24 | 2023-04-25 | 武汉华工激光工程有限责任公司 | PCB pin laser glue removing device and method |
-
2020
- 2020-12-29 CN CN202023263578.6U patent/CN214382979U/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN116017865A (en) * | 2023-02-24 | 2023-04-25 | 武汉华工激光工程有限责任公司 | PCB pin laser glue removing device and method |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
KR100341076B1 (en) | Laser engraving machine for processing surface and inner of glass | |
CN214382979U (en) | Laser device integrating inner coaxial vision and power detection | |
WO2012057819A2 (en) | Light emitting diode projector | |
CN109828364B (en) | Vacuum intracavity confocal microscopic imaging system and method based on cage structure | |
CN110160445B (en) | Vision measuring instrument based on telecentric optics technology | |
CN105466821B (en) | Optical fiber dust particle sensor | |
CN109061863B (en) | Side direction illumination spectrum confocal lens | |
CN110976429A (en) | Laser device for removing residual glue of middle frame of mobile phone and method for removing residual glue of middle frame of mobile phone | |
CN113758417A (en) | Endoscopic deep hole inner surface multiplication imaging device | |
CN106767521B (en) | Vertical scanning measurement white light interference measuring head | |
CN102004283A (en) | Optical fiber coupling White cavity | |
CN203053429U (en) | Laser ranging module | |
CN205670049U (en) | A kind of spectrometer shell of compact conformation | |
CN110681989A (en) | Be used for laser precision cutting equipment | |
CN208282790U (en) | The 3D contour outline measuring set of target object | |
CN111060517A (en) | Device for observing defects of transparent and glossy objects | |
CN210967461U (en) | Be used for laser precision cutting equipment | |
CN103454066B (en) | Focal length of convex lens pick-up unit | |
CN205209927U (en) | Optic fibre dust particle sensor | |
CN211955242U (en) | Object defect observation device | |
CN201253732Y (en) | Novel integrated multi-optical fiber transmission laser bonding machine | |
CN209951230U (en) | Light source device suitable for confocal oral scanner | |
CN201026577Y (en) | Autotracking measuring apparatus for image of preset regulation measuring instrument for accurate digital cutter of numerical control machine | |
CN220399727U (en) | Laser ranging telescope | |
CN220981158U (en) | Integrated light source device |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant |