CN204065528U - A kind of laser illuminator fiber end face regulating device - Google Patents
A kind of laser illuminator fiber end face regulating device Download PDFInfo
- Publication number
- CN204065528U CN204065528U CN201420566888.0U CN201420566888U CN204065528U CN 204065528 U CN204065528 U CN 204065528U CN 201420566888 U CN201420566888 U CN 201420566888U CN 204065528 U CN204065528 U CN 204065528U
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- fiber
- face
- laser
- mirror holder
- locking cylinder
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Abstract
A kind of laser illuminator fiber end face regulating device of the present utility model, laser illuminator comprises fiber laser and mirror body, be characterised in that: regulating device comprises fiber optic connector, fixing mirror holder and locking cylinder, fiber optic connector and the joints of optical fibre fix, and fix and are provided with some butterfly springs between mirror holder and fiber optic connector; Locking cylinder is connected by screw thread with fixing mirror holder, and locking cylinder, by making butterfly spring be in confined state with the contact of fiber optic connector, by rotational lock cylinder, realizes the fine setting of fiber end face position.The utility model fiber end face regulating device, fiber end face is driven by locking cylinder, achieve the adjustment of fiber end face, even if there is mismachining tolerance, also can by fiber end face with launch focus and be adjusted in same plane, make overlapping of laser emission point and focus, such laser facula will to fiber end face imaging, there is sharply marginated round hot spot, ensure that the quality of the laser lighting hot spot that laser illuminator sends.
Description
Technical field
The utility model relates to a kind of laser illuminator fiber end face regulating device, in particular, particularly relates to and a kind ofly effectively can eliminate machining error brings adverse effect laser illuminator fiber end face regulating device to laser facula.
Background technology
Current fiber laser is of a great variety, and wherein the fiber laser of the SMA905 type joints of optical fibre is widely applied in laser night vision field, more and more higher to the lighting requirement of laser facula.
Although the level of machining is progressively improving, but mismachining tolerance or outwardness, due to the existence of mismachining tolerance, can make the center and focus of fiber end face in the laser illuminator after assembling no longer in same plane, affect the illuminating effect of laser illuminator.If there is a kind of device can regulate the distance of optical fiber head end face, adjustment fiber end face and focus can be made to be in same plane, then can eliminate the adverse effect that mismachining tolerance is brought to laser facula.
Summary of the invention
The utility model, in order to overcome the shortcoming of above-mentioned technical matters, provides a kind of laser illuminator fiber end face regulating device.
Laser illuminator fiber end face regulating device of the present utility model, laser illuminator comprises fiber laser and mirror body, and fiber laser exports through optical fiber, and optical fiber is provided with the joints of optical fibre, and the terminal surface of optical fiber is fiber end face; Its special feature is: regulating device comprises fiber optic connector, fixing mirror holder and locking cylinder, and fiber optic connector and the joints of optical fibre fix, and fixing mirror holder is used for fixed lens, fixes and is provided with some butterfly springs between mirror holder and fiber optic connector; Locking cylinder is connected by screw thread with fixing mirror holder, locking cylinder by making butterfly spring be in confined state with the contact of fiber optic connector, by the adjustable butterfly spring of rotational lock cylinder by compression degree, and then realize the fine setting of fiber end face position.
Fiber laser is for generation of laser, and the laser of generation exports through optical fiber, and mirror body plays fixing and supporting role, and the joints of optical fibre are standard component.Fiber optic connector and the joints of optical fibre fix, and the front end fixed lens of fixing mirror holder, butterfly spring is between fixing mirror holder and fiber optic connector.In the process of rotation lock cylinder, existence due to butterfly spring can make fiber optic connector all the time with locking cylinder joint, fiber optic connector can drive fiber end face to move, and to make the intersection point of fiber end face and lens coincide, ensures that laser lighting has optimum efficiency.
Laser illuminator fiber end face regulating device of the present utility model, the central authorities of described fiber optic connector are the through hole by optical fiber, and one end is provided with the external thread matched with the joints of optical fibre, outside surface are provided with the second positive stop lug boss; The central authorities of fixing mirror holder offer ladder hole, one end of fixing mirror holder is used for fixed lens, and the other end is provided with internal thread, is formed with the first positive stop lug boss in fixing mirror holder, fixing mirror holder and mirror body fix, and butterfly spring is between the first positive stop lug boss and the second positive stop lug boss; The central authorities of locking cylinder are through hole, and outside surface is provided with the external thread matched with fixing mirror holder, the joints of optical fibre are arranged in the center through hole of locking cylinder, and the front end of locking cylinder contacts on the second positive stop lug boss.
Laser illuminator fiber end face regulating device of the present utility model, under initial position, described locking cylinder is 1mm along the distance of shaft axis of optic fibre side-to-side movement.
The beneficial effects of the utility model are: laser illuminator fiber end face regulating device of the present utility model, by arranging the fiber optic connector fixed with the joints of optical fibre, for the fixing mirror holder of fixed lens, be arranged at the some butterfly springs between fiber optic connector and fixing mirror holder, and by locking cylinder that screw thread is connected with fixing mirror holder, under the effect of butterfly spring tension force, fiber end face can be driven to move along its axis direction by rotation lock cylinder, achieve the adjustment of fiber end face, even if there is mismachining tolerance in each parts, also can fiber end face and transmitting focus be adjusted in same plane, achieve overlapping of laser emission point and focus, ensure that the quality of the laser lighting hot spot that laser illuminator sends.
Fiber end face regulating device of the present utility model, simple and reasonable, easy to operate, conscientiously solve the error brought due to machining and cause the not focal problem of laser emission point, ensure that the quality that laser facula throws light on.
Accompanying drawing explanation
Fig. 1 is the structural representation of laser illuminator fiber end face regulating device of the present utility model;
Fig. 2 is the enlarged drawing of regional area in Fig. 1;
Fig. 3 is the structural representation fixing mirror holder in the utility model;
Fig. 4 is the structural representation of fiber optic connector in the utility model;
Fig. 5 is the structural representation of locking cylinder in the utility model;
Fig. 6 is the structural representation of fiber laser and the joints of optical fibre in the utility model.
In figure: 1 fiber laser, 2 locking cylinders, 3 fixing mirror holders, 4 fiber end faces, 5 launch focus, 6 butterfly springs, 7 fiber optic connectors, 8 mirror bodies, 9 joints of optical fibre; 2-1 through hole, 2-2 external thread, 3-1 ladder hole, 3-2 first positive stop lug boss, 3-3 internal thread, 3-4 fixed orifice, 7-1 through hole, 7-2 second positive stop lug boss, 7-3 external thread.
Embodiment
Below in conjunction with accompanying drawing and embodiment, the utility model is described in further detail.
As shown in Figure 1, the structural representation of laser illuminator fiber end face regulating device of the present utility model, Fig. 2 gives the enlarged drawing of regional area in Fig. 1, and shown fiber end face regulating device of the present utility model comprises fiber laser 1, locking cylinder 2, fixing mirror holder 3, some butterfly springs 6, fiber optic connector 7, mirror body 8 and the joints of optical fibre 9; Fiber laser 1 is for generation of laser, and the laser of generation exports through optical fiber, and optical fiber connector forms fiber end face 4, and the central point of fiber end face 4 is laser emission point.The joints of optical fibre 9 are arranged at the end of optical fiber, are standard component, as the SMA905 type joints of optical fibre.As shown in Figure 6, the structural representation of fiber laser and the joints of optical fibre is given.
Fiber optic connector 7 is connected by screw thread with the joints of optical fibre 9, as shown in Figure 4, give the structural representation of fiber optic connector 7, the central authorities of shown fiber optic connector 7 are through hole 7-1, the outside surface of right-hand member is the external thread 7-3 matched with the internal thread of the joints of optical fibre 9, and periphery, middle part is provided with the second positive stop lug boss 7-2.After fiber optic connector 7 is connected with the joints of optical fibre 9, optical fiber is arranged in through hole 7-1, so that the laser that optical fiber sends normally penetrates.
Shown fixing mirror holder 3 fixes with mirror body 8, as shown in Figure 3, give the structural representation of fixing mirror holder 3, the central authorities of shown fixing mirror holder 3 offer ladder hole 3-1, the left end of fixing mirror holder 3 is used for fixed lens, and right-hand member inwall offers internal thread 3-3, front end is formed with the first positive stop lug boss 3-2 spacing to butterfly spring 6, middle periphery is provided with fixed orifice 3-4, and fixing mirror holder 3 is fixed by fixed orifice 3-4 and mirror body 8.
Fiber optic connector 7 penetrates from the right-hand member of ladder hole 3-1, and butterfly spring 6 is enclosed within the fiber optic connector 7 of the second positive stop lug boss 7-2 left end, and butterfly spring 6 is between the first positive stop lug boss 3-2 and the second positive stop lug boss 7-2.
As shown in Figure 5, give the structural representation of locking cylinder 2, the central authorities of shown locking cylinder 2 offer through hole 2-1, and locking cylinder 2 right-hand member outside surface is provided with external thread 2-2.The joints of optical fibre 9 are arranged in the through hole 2-1 of locking cylinder, locking cylinder 2 is coordinated by external thread 2-2 and internal thread 3-3's on fixing mirror holder 3, realize being threaded of locking cylinder 2 and fixing mirror holder 3, the front end of locking cylinder 2 contacts on the second positive stop lug boss 7-2, due to the tension force effect of butterfly spring 6, in the process of rotation lock cylinder 2, light web member 7 can be made to move along with the motion of locking cylinder 2, and then drive the joints of optical fibre 9 to move, final realization is to the adjustment of fiber end face 4, the transmitting focus 5 of the laser emission point on fiber end face 4 and lens is coincided, ensure the quality of illumination spot.
After fiber optic connector 7, fixing mirror holder 3, butterfly spring 6 and locking cylinder 2 assembling, locking cylinder 2 respectively can carry out the adjustment of 1mm to fiber end face about 4, to solve the not focal problem of laser emission point because machining error causes.
Claims (3)
1. a laser illuminator fiber end face regulating device, laser illuminator comprises fiber laser (1) and mirror body (8), and fiber laser exports through optical fiber, optical fiber is provided with the joints of optical fibre (9), and the terminal surface of optical fiber is fiber end face (4); It is characterized in that: regulating device comprises fiber optic connector (7), fixing mirror holder (3) and locking cylinder (2), fiber optic connector and the joints of optical fibre fix, fixing mirror holder is used for fixed lens, fixes and is provided with some butterfly springs (6) between mirror holder and fiber optic connector; Locking cylinder is connected by screw thread with fixing mirror holder, locking cylinder by making butterfly spring be in confined state with the contact of fiber optic connector, by the adjustable butterfly spring of rotational lock cylinder by compression degree, and then realize the fine setting of fiber end face position.
2. laser illuminator fiber end face regulating device according to claim 1, it is characterized in that: the central authorities of described fiber optic connector (7) are the through hole (7-1) by optical fiber, one end is provided with the external thread (7-3) matched with the joints of optical fibre (9), outside surface is provided with the second positive stop lug boss (7-2); The central authorities of fixing mirror holder (3) offer ladder hole (3-1), one end of fixing mirror holder is used for fixed lens, the other end is provided with internal thread (3-3), the first positive stop lug boss (3-2) is formed in fixing mirror holder, fixing mirror holder and mirror body (8) fix, and butterfly spring (6) is between the first positive stop lug boss and the second positive stop lug boss; The central authorities of locking cylinder (2) are through hole (2-1), and outside surface is provided with the external thread (2-2) matched with fixing mirror holder, the joints of optical fibre are arranged in the center through hole of locking cylinder, and the front end of locking cylinder contacts on the second positive stop lug boss.
3. laser illuminator fiber end face regulating device according to claim 1 and 2, is characterized in that: under initial position, and described locking cylinder (2) is 1mm along the distance of shaft axis of optic fibre side-to-side movement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420566888.0U CN204065528U (en) | 2014-09-29 | 2014-09-29 | A kind of laser illuminator fiber end face regulating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420566888.0U CN204065528U (en) | 2014-09-29 | 2014-09-29 | A kind of laser illuminator fiber end face regulating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204065528U true CN204065528U (en) | 2014-12-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420566888.0U Expired - Fee Related CN204065528U (en) | 2014-09-29 | 2014-09-29 | A kind of laser illuminator fiber end face regulating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204065528U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106001916A (en) * | 2015-03-23 | 2016-10-12 | 通快机床两合公司 | Optical system having an optical element in an optical cable insertion device for a laser processing machine |
| CN111308680A (en) * | 2018-12-11 | 2020-06-19 | 深圳华大生命科学研究院 | Linear lighting device and gene sequencer |
-
2014
- 2014-09-29 CN CN201420566888.0U patent/CN204065528U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106001916A (en) * | 2015-03-23 | 2016-10-12 | 通快机床两合公司 | Optical system having an optical element in an optical cable insertion device for a laser processing machine |
| CN106001916B (en) * | 2015-03-23 | 2019-02-15 | 通快机床两合公司 | For laser machine, in light guide cables plug assembly with optical element optical system |
| CN111308680A (en) * | 2018-12-11 | 2020-06-19 | 深圳华大生命科学研究院 | Linear lighting device and gene sequencer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141231 Termination date: 20150929 |
|
| EXPY | Termination of patent right or utility model |