CN208713175U - Laser output device - Google Patents
Laser output device Download PDFInfo
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- CN208713175U CN208713175U CN201821321479.9U CN201821321479U CN208713175U CN 208713175 U CN208713175 U CN 208713175U CN 201821321479 U CN201821321479 U CN 201821321479U CN 208713175 U CN208713175 U CN 208713175U
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- laser
- laser output
- output device
- microscope base
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Abstract
A kind of laser output device, including laser, the microscope base being mounted on laser, the beam expanding lens being mounted on microscope base and the connector being threaded through in microscope base；Laser is equipped with exit facet；Laser is equipped with laser output on exit facet；Laser issues laser beam by laser output；Microscope base includes annular portion and the baffle portion for connecting annular portion；Baffle portion is equipped with light hole, and light hole is corresponding with the hot spot of laser beam；Beam expanding lens includes main mirror, and main mirror is equipped with incidence end, the annular portion of the incidence end connection microscope base of main mirror；The optical axis of beam expanding lens is corresponding with light hole.By enabling the light hole of baffle portion corresponding with the hot spot of laser beam, the optical axis of beam expanding lens is corresponding with light hole simultaneously, before using the fixed microscope base of connector, pass through regulating lens holder position, after detecting laser beam on the outside of light hole, it can confirm that laser beam can be essentially coincided with the optical axis of beam expanding lens, so as to simplify the installation steps of the laser output device with beam expanding lens.
Description
Technical field
The utility model relates to laser technology fields, more particularly to a kind of laser output device.
Background technique
Laser is one of the invention of great significance in modern science technology, after being made into laser, be widely used in industry, medical treatment,
The fields such as military project, scientific research.In field of laser processing, in order to obtain higher energy density, the laser projected from laser is usual
It to be expanded by laser beam expanding lens, with the angle of divergence of the diameter of expanded beam and reduction laser beam.It is expanded in use
It when mirror, needs to accomplish to be aligned with laser beam, i.e. laser beam center and the center line for expanding mirror assembly is substantially aligned.To make laser beam
The center line of center and beam expanding lens is substantially aligned, and beam expanding lens generally will be connected to laser by fine adjustment instrument by traditional scheme
The axis of beam expanding lens is adjusted to go out after critical point is aligned with laser, then beam expanding lens is fixed on laser by device, to enable
Laser is taken out optical axis with beam expanding lens light and is essentially coincided, however, the program leads to the procedure of processing of the laser output device with beam expanding lens
Complexity is unfavorable for the output increased of the laser output device with beam expanding lens.
Utility model content
Based on this, it is necessary to provide a kind of laser output device that can fast complete beam expanding lens installation.
A kind of laser output device including laser, the microscope base being mounted on the laser, is mounted on the microscope base
Beam expanding lens and the connector that is threaded through in the microscope base；The laser is equipped with exit facet；The laser is in the outgoing
Face is equipped with laser output；The laser is equipped with the first threaded hole near the laser output；The laser is logical
It crosses the laser output and issues laser beam；The microscope base includes the baffle portion of annular portion and the connection annular portion；It is described
Annular portion is equipped with the first mounting hole；The baffle portion is equipped with light hole, and the light hole is corresponding with the hot spot of laser beam；
First mounting hole is corresponding with first threaded hole；The beam expanding lens includes main mirror, is in cylinder on the outside of the main mirror
Shape；The main mirror is equipped with incidence end, and the incidence end of the main mirror connects the annular portion of the microscope base；The light of the beam expanding lens
Axis is corresponding with the light hole；The connector is threaded through in first threaded hole after passing through first mounting hole.
Above-mentioned laser output device, by enabling the light hole of baffle portion corresponding with the hot spot of laser beam, while beam expanding lens
Optical axis it is corresponding with light hole, before using the fixed microscope base of connector, by regulating lens holder position, detected on the outside of light hole
After laser beam, it can confirm that laser beam can be essentially coincided with the optical axis of beam expanding lens, so as to simplify the laser with beam expanding lens
The installation steps of output device are conducive to the output increased of the laser output device with beam expanding lens.
The outside of the incidence end of the main mirror is equipped with external screw thread, the annulus of the microscope base in one of the embodiments,
The inside in portion is equipped with internal screw thread, and the incidence end of the main mirror is connect with the inside thread of the annular portion.
The beam expanding lens further includes the limit rib being arranged on the outside of the main mirror in one of the embodiments, described
Limit rib is arranged close to the incidence end.
The exit facet of the laser is equipped with positioning bar, the positioning bar and the circle in one of the embodiments,
The edge of ring portion is corresponding.
The connector includes end head and bar portion in one of the embodiments, and the bar portion is threaded through described first
In mounting hole, the bar portion also passes through first threaded hole and is threadedly coupled with the laser.
It in one of the embodiments, further include the gasket ring for being set in the bar portion of the connector.
First mounting hole is countersunk screw holes in one of the embodiments, and the end head of the connector is accommodated in
In first mounting hole.
The microscope base further includes several epitaxial wafers extended from the outside of the annular portion, institute in one of the embodiments,
Epitaxial wafer is stated equipped with the second screw hole.
It in one of the embodiments, further include the regulating part being threaded through in second screw hole.
The regulating part is equipped with horizontal through-hole in one of the embodiments,.
Detailed description of the invention
Fig. 1 is the stereoscopic schematic diagram of the laser output device of a preferred embodiment of the utility model；
Fig. 2 is the decomposition diagram of laser output device shown in FIG. 1；
Fig. 3 is decomposition diagram of the laser output device shown in FIG. 1 in another angle；
Fig. 4 is stereoscopic schematic diagram of the laser output device shown in FIG. 1 after epitaxial wafer is added；
Fig. 5 is the decomposition diagram of laser output device shown in Fig. 4.
Specific embodiment
The utility model will be described more fully below for the ease of understanding the utility model,.But this is practical
It is novel to realize in many different forms, however it is not limited to embodiment described herein.On the contrary, providing these implementations
The purpose of example is to make the understanding of the disclosure of the utility model more thorough and comprehensive.
Unless otherwise defined, all technical and scientific terms used herein are led with the technology for belonging to the utility model
The normally understood meaning of the technical staff in domain is identical.Terminology used in the description of the utility model herein only be
The purpose of description specific embodiment, it is not intended that in limitation the utility model.
Fig. 1 to Fig. 5 is please referred to, is the laser output device 100 of one better embodiment of the utility model, for externally defeated
Laser out.The laser output device 100 includes laser 20, the microscope base 30 being mounted on laser 20, is mounted on microscope base 30
Beam expanding lens 40 and the connector 50 that is threaded through in microscope base 30；Laser 20 is equipped with exit facet 21；Laser 20 is in exit facet 21
It is equipped with laser output 22；Laser 20 is equipped with the first threaded hole 23 near laser output 22；Laser 20 is by swashing
Light output mouth 22 issues laser beam；Microscope base 30 includes annular portion 31 and the baffle portion 32 for connecting annular portion 31；In annular portion 31
Equipped with the first mounting hole 310；Baffle portion 32 is equipped with light hole 320, and light hole 320 is corresponding with the hot spot of laser beam；First
Mounting hole 310 is corresponding with the first threaded hole 23；Beam expanding lens 40 includes main mirror 41, and 41 outside of main mirror is cylindrical；Main mirror
41 are equipped with incidence end 410, and the incidence end 410 of main mirror 41 connects the annular portion 31 of microscope base 30；The optical axis and light passing of beam expanding lens 40
Hole 320 is corresponding；Connector 50 is threaded through in the first threaded hole 23 after passing through the first mounting hole 310.
By enabling the light hole 320 of baffle portion 32 corresponding with the hot spot of laser beam, while the optical axis of beam expanding lens 40 and logical
Unthreaded hole 320 is corresponding, before using the fixed microscope base 30 of connector 50, by 30 position of regulating lens holder, detects on the outside of light hole 320
To after laser beam, it can confirm that laser beam can be essentially coincided with the optical axis of beam expanding lens 40, so as to simplify band beam expanding lens 40
Laser output device 100 installation steps, be conducive to the output increased of the laser output device 100 with beam expanding lens 40.
Referring to Fig. 2, in a wherein embodiment, for the incidence end 410 and annular portion 31 for realizing main mirror 41
It is detachably connected, the outside of the incidence end 410 of main mirror 41 is equipped with external screw thread, and the inside of the annular portion 31 of microscope base 30 is equipped with interior spiral shell
The incidence end 410 of line, main mirror 41 is connect with the inside thread of annular portion 31.
In a wherein embodiment, to avoid when main mirror 41 enters 31 inside of annular portion by screw thread rotation
The depth of main mirror 41 is too deep, causes to squeeze to baffle portion 32, and the direction of light hole 320 is caused to change, and beam expanding lens 40 is also
Limit rib 42 including 41 outside of main mirror is arranged in, limit rib 42 are arranged close to incidence end 410；Incidence end 410 rotate into
After 31 certain depth of annular portion, limit rib 42 and 31 mutual extrusion of annular portion, thus the position to main mirror 41 with respect to annular portion 31
Locking is set, avoids incidence end 410 from contacting with baffle portion 32 or extruding is generated to baffle.
Fig. 4 and Fig. 5 is please referred to, in a wherein embodiment, to realize the first threaded hole 23 and the first mounting hole
310, light hole 320 and laser output 22 is quick corresponding, and the exit facet 21 of laser 20 is equipped with positioning bar 24, positioning bar
24 is corresponding with the edge of annular portion 31；Carrying out the first threaded hole 23 and the first mounting hole 310 or light hole 320 and laser output
When the contraposition of mouth 22, the general installation site of microscope base 30 can be quickly determined by positioning bar 24, fits to outgoing in microscope base 30
After on face 21, then the first threaded hole 23 of careful adjusting is corresponding with laser output 22 with the first mounting hole 310 and light hole 320
Relationship, so as to improve the assembling speed of laser output device 100.
In a wherein embodiment, for the fixation for realizing 31 relative laser device 20 of annular portion, connector 50 includes end
Head 51 and bar portion 52, bar portion 52 are threaded through in the first mounting hole 310, and bar portion 52 also passes through the first threaded hole 23 and laser 20
It is threadedly coupled；After bar portion 52 is connect with laser 20, extruding is generated to annular portion 31 by end head 51, to enable annular portion 31
Relative laser device 20 is fixed；Specifically, connector 50 is screw.
In a wherein embodiment, to avoid in rotating connector 50, cause the positional shift of microscope base 30, influences
Corresponding relationship between laser output 22 and light hole 320, laser output device 100 further include the bar for being set in connector 50
The gasket ring 60 in portion 52；It is acted on by the opposite sliding of gasket ring 60, connector 50 is avoided to cause the positional shift of microscope base 30.
In a wherein embodiment, for contact of the end head 51 with air for reducing connector 50, reduces and be subject to
Oxidation, the first mounting hole 310 are countersunk screw holes, and the end head 51 of connector 50 is accommodated in the first mounting hole 310；To
The air circulation near 50 end head 51 of connector is reduced, oxidation is mitigated, increases the service life of connector 50.
In a wherein embodiment, to avoid the error because of machining, the optical axis and laser of beam expanding lens 40 are caused
There are subtle angle between light beam, microscope base 30 further includes several epitaxial wafers 33 extended from the outside of annular portion 31, is set on epitaxial wafer 33
There is the second screw hole；Specifically, laser output device 100 further includes the regulating part 70 being threaded through in the second screw hole；By adjusting tune
Length of the part 70 between exit facet 21 and epitaxial wafer 33 is saved, to enable annular portion 31 that subtle deformation occurs, to beam expanding lens 40
Optical axis direction generates corrective action.In a wherein embodiment, fine adjustments are carried out for the angle to regulating part 70, with essence
Really length of the adjustment regulating part 70 between exit facet 21 and epitaxial wafer 33, regulating part 70 is equipped with horizontal through-hole 71, by cross
It is inserted into shaft in through-hole 71, using lever principle, fine adjustments can be carried out to the angle of regulating part 70.
When carrying out the assembling of laser output device 100, first microscope base 30 is fitted on the exit facet 21 of laser 20, benefit
The first mounting hole 310 is passed through with connector 50, is then threaded through in the first threaded hole 23；In utilization connector 50 to microscope base 30
Before position is locked, using the gap in the first mounting hole 310, the position of light hole 320 is moved, laser beam is enabled
Across light hole 320, thereafter, locking is carried out to 30 position of microscope base using connector 50 and main mirror 41 is connected into annular portion
31；Since the size of light hole 320 is just equal to or slightly greater than the spot size of laser beam, the optical axis of beam expanding lens 40 and logical
Unthreaded hole 320 is corresponding, to can guarantee and correspond in the optical axis of beam expanding lens 40 after laser beam passes through light hole 320；Laser beam
After exit facet 21 and laser output 22, beam expanding lens 40 perpendicular to laser 20 are installed on microscope base 30, the light of beam expanding lens 40
Axis is vertical with the exit facet 21 of laser 20, to exist between avoiding the optical axis and laser beam of beam expanding lens 40 compared with mitre.
In the present embodiment, by enabling the light hole of baffle portion corresponding with the hot spot of laser beam, while the optical axis of beam expanding lens
It is corresponding with light hole, before using the fixed microscope base of connector, by regulating lens holder position, laser light is detected on the outside of light hole
Shu Hou can confirm that laser beam can be essentially coincided with the optical axis of beam expanding lens, export dress so as to simplify the laser with beam expanding lens
The installation steps set are conducive to the output increased of the laser output device with beam expanding lens.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
Above-described embodiments merely represent several embodiments of the utility model, the description thereof is more specific and detailed,
But it cannot be understood as the limitations to utility model patent range.It should be pointed out that for the common skill of this field
For art personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these are belonged to
The protection scope of the utility model.Therefore, the scope of protection shall be subject to the appended claims for the utility model patent.
Claims (10)
1. a kind of laser output device, which is characterized in that including laser, the microscope base being mounted on the laser, be mounted on
Beam expanding lens on the microscope base and the connector being threaded through in the microscope base；The laser is equipped with exit facet；The laser
Laser output is equipped on the exit facet；The laser is equipped with the first threaded hole near the laser output；Institute
It states laser and laser beam is issued by the laser output；The microscope base includes annular portion and the connection annular portion
Baffle portion；The annular portion is equipped with the first mounting hole；The baffle portion is equipped with light hole, the light hole and laser beam
Hot spot it is corresponding；First mounting hole is corresponding with first threaded hole；The beam expanding lens includes main mirror, the main mirror
Outside is cylindrical；The main mirror is equipped with incidence end, and the incidence end of the main mirror connects the annular portion of the microscope base；It is described
The optical axis of beam expanding lens is corresponding with the light hole；The connector is threaded through first screw thread after passing through first mounting hole
Kong Zhong.
2. laser output device according to claim 1, which is characterized in that the outside of the incidence end of the main mirror is equipped with
The inside of external screw thread, the annular portion of the microscope base is equipped with internal screw thread, the inside of the incidence end of the main mirror and the annular portion
It is threadedly coupled.
3. laser output device according to claim 2, which is characterized in that the beam expanding lens further includes being arranged in the master
Limit rib on the outside of mirror body, the limit rib are arranged close to the incidence end.
4. laser output device according to claim 1, which is characterized in that the exit facet of the laser is equipped with positioning
Muscle, the positioning bar are corresponding with the edge of the annular portion.
5. laser output device according to claim 1, which is characterized in that the connector includes end head and bar portion,
The bar portion is threaded through in first mounting hole, and the bar portion also passes through first threaded hole and the laser screw thread connects
It connects.
6. laser output device according to claim 5, which is characterized in that further include the bar portion for being set in the connector
Gasket ring.
7. laser output device according to claim 5, which is characterized in that first mounting hole is countersunk screw holes, institute
The end head for stating connector is accommodated in first mounting hole.
8. laser output device according to claim 1, which is characterized in that the microscope base further includes from outside the annular portion
Several epitaxial wafers that side extends, the epitaxial wafer are equipped with the second screw hole.
9. laser output device according to claim 8, which is characterized in that further include being threaded through in second screw hole
Regulating part.
10. laser output device according to claim 9, which is characterized in that the regulating part is equipped with horizontal through-hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821321479.9U CN208713175U (en) | 2018-08-15 | 2018-08-15 | Laser output device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821321479.9U CN208713175U (en) | 2018-08-15 | 2018-08-15 | Laser output device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208713175U true CN208713175U (en) | 2019-04-09 |
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ID=65978117
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821321479.9U Active CN208713175U (en) | 2018-08-15 | 2018-08-15 | Laser output device |
Country Status (1)
| Country | Link |
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| CN (1) | CN208713175U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114252864A (en) * | 2021-12-17 | 2022-03-29 | 湖南阿秒光学科技有限公司 | Lens assembly, lens module, laser module and laser radar device |
-
2018
- 2018-08-15 CN CN201821321479.9U patent/CN208713175U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114252864A (en) * | 2021-12-17 | 2022-03-29 | 湖南阿秒光学科技有限公司 | Lens assembly, lens module, laser module and laser radar device |
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