CN206200342U - The hand-held optical-fiber laser plumb joint of adjustable focus - Google Patents
The hand-held optical-fiber laser plumb joint of adjustable focus Download PDFInfo
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- CN206200342U CN206200342U CN201621158807.9U CN201621158807U CN206200342U CN 206200342 U CN206200342 U CN 206200342U CN 201621158807 U CN201621158807 U CN 201621158807U CN 206200342 U CN206200342 U CN 206200342U
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Abstract
The hand-held optical-fiber laser plumb joint of a kind of adjustable focus that the utility model is provided, is related to optical-fiber laser technical field of welding equipment；The plumb joint includes shell, fiber fixed seat, collimation lens, detent mechanism and focus adjusting mechanism；Fiber fixed seat is fixedly installed on the rear port of shell；Collimation lens are arranged in shell；Detent mechanism has a connection handle, and the front end of connection handle is provided with an overhead sliding block；Detent mechanism is arranged at front port, and overhead sliding block is suitable to be inserted in weld seam to be welded and is slided in weld seam so that the laser that collimation lens are projected is welded along the track of overhead sliding block；Focus adjusting mechanism is arranged between front port and detent mechanism, is used to adjust collimation lens minute surface to the focal length of the overhead sliding block end face；The plumb joint, can by adjust focus adjusting mechanism can meet can not be under welding demand various laser welding focus demands, welding efficiency and welding quality are improved with this.
Description
Technical field
The utility model is related to optical-fiber laser technical field of welding equipment, more particularly to the optical-fiber laser welding that can be focused
Head.
Background technology
Optical Fiber Transmission laser welding is that high energy laser beam is coupled into optical fiber, accurate by collimating mirror after long-distance transmissions
It is directly directional light, refocusing is in a kind of laser welding apparatus for implementing welding on workpiece.To welding inaccessible position, implement
Flexible transfer noncontact is welded, with greater flexibility.Optical Fiber Transmission laser-beam welding machine laser beam can realize time and energy
On light splitting, can carry out multiple beam simultaneously process, for more accurate welding provides condition.
At present, traditional optical-fiber laser welding equipment, the laser welding focus of its equipment is typically relatively fixed, it is difficult to adjust
It is whole, but plumb joint focus is directed to different welding material and different throat thickness, needs first to adjust laser welding Jiao in welding
Put to meet welding requirements.
Utility model content
The utility model is intended at least solve one of above-mentioned technical problem of the prior art to a certain extent.
Therefore, the purpose of this utility model is to propose a kind of hand-held optical-fiber laser plumb joint of adjustable focus, and in welding, can
Laser welding focus is adjusted to meet actual demand with for different welding materials and welding requirements.
According to the hand-held optical-fiber laser plumb joint of a kind of adjustable focus that the utility model is provided, the plumb joint includes：
Shell, the shell is the tubular structure for including a front port and a rear port；
Fiber fixed seat, the fiber fixed seat is fixedly installed on the rear port of the shell, for fixing optical fiber output
Joint；
Collimation lens, the collimation lens are arranged in the shell, are used to swashing that the optical fiber output joint is exported
Light collimation be parallel to the housing axis directional light in the shell along direction from the rear port to the front port
Project；
Detent mechanism, the detent mechanism has a connection handle, and the front end of the connection handle is provided with an overhead sliding block；Institute
State detent mechanism and be arranged at the front port, the overhead sliding block is suitable to be inserted in weld seam to be welded and slided in weld seam make
The laser for obtaining collimation lens injection is welded along the track of overhead sliding block；
Focus adjusting mechanism, the focus adjusting mechanism is arranged between the front port and the detent mechanism, is used to adjust collimation
Focal length of the eyeglass minute surface to the overhead sliding block end face.
The adjustable focus optical-fiber laser plumb joint that the utility model is provided, is set between the front port and detent mechanism of shell
There is a focus adjusting mechanism, be used to adjust collimation lens minute surface to the focal length of the overhead sliding block end face of detent mechanism, with this, by regulation
Focus adjusting mechanism can meet various laser welding focus demands that can not be under welding demand, and welding efficiency and welding matter are improved with this
Amount.
According to the hand-held optical-fiber laser plumb joint of adjustable focus that the utility model is provided, it can also have following additional skill
Art feature.
According to some embodiments of the present utility model, the focus adjusting mechanism includes focusing knob and tubulose connecting seat；It is described
Focusing knob is to attack female cyclic structure；The tubulose connecting seat includes connecting seat front end and connection base rear end, described
Connecting seat front end is provided with an annular recess along the periphery of its lateral wall, fastened in the groove have one can relatively described groove revolve
The connection ring for turning；The side wall of the tubulose connecting seat offers one and is oriented to along the strip that the tubulose connecting seat axial direction is set
Groove；The connection base rear end is connected with the front port, and the side wall of the focusing knob is connected with the side wall of the connection ring；Institute
Stating detent mechanism also includes a tubular connection, and the lateral wall of the tubular connection is provided with one and is suitable to be oriented to along the strip
The guide post that groove is slided, the lateral wall of the tubular connection is provided with the outer spiral shell being adapted with the internal thread of the focusing knob
Line；The connection handle is connected to the front side wall of the tubular connection；The tubular connection passes through its external screw thread and the tune
The screw-internal thread fit setting of focus knob is connected on the focusing knob and the guide post is inserted in the strip gathering sill；
When the focusing knob clockwise or counterclockwise, guide effect lower edge institute of the tubular connection in the guide post
The axial direction for stating shell advances or retreats.
According to some embodiments of the present utility model, the overhead sliding block includes a lower arcuate surface contacted with weld seam bottom surface
And the first side and second side contacted with weld seam two side, the angle of the first side and the second side is 20 °-
30°。
According to some embodiments of the present utility model, a guarantor is provided between the collimation lens and the connection base rear end
Goggle.
According to some embodiments of the present utility model, the tubulose connecting seat is led in the connection base rear end with the strip
A diameter is provided with the housing diameter identical bulge loop to the sidewall periphery between groove；The connecting seat front end is inserted in institute
State in rear port and tubulose connecting seat is connected to the shell by the bulge loop overhead in the rear port.
According to some embodiments of the present utility model, the shell is provided with fin near the side wall of the rear port.
According to some embodiments of the present utility model, the shell sets hand holding handle near the side wall of the front port.
According to some embodiments of the present utility model, the collimation lens are fixed on described by its two ends setting retaining ring
In shell.
Additional aspect of the present utility model and advantage will be set forth in part in the description, partly by from following description
In become obvious, or by it is of the present utility model practice recognize.
Below in conjunction with the accompanying drawings and specific embodiment to it is of the present utility model specific implementation be further elaborated.
Brief description of the drawings
Fig. 1 is the overall structure diagram of the utility model plumb joint；
Fig. 2 is the cross-sectional view in A-A directions in Fig. 1；
Fig. 3 is the decomposition texture schematic diagram of the utility model plumb joint；
Fig. 4 is the structural representation of the utility model detent mechanism；
Fig. 5 is the structural representation of the utility model overhead sliding block.
In figure：
Shell 100；
Front port 110；
Rear port 120；
Fin 130；
Fiber fixed seat 200；
Collimation lens 300；
Retaining ring 310,320；
Detent mechanism 400；
Connection handle 410；
Overhead sliding block 420；
Lower arcuate surface 421；
First side 422；
Second side 423；
Tubular connection 430；
Guide post 440；
Focus adjusting mechanism 500；
Focusing knob 510；
Tubulose connecting seat 520；
Connecting seat front end 521；
Connection base rear end 522；
Annular recess 523；
Strip gathering sill 524；
Bulge loop 525；
Connection ring 530；
Protective glass 600；
Hand holding handle 700.
Specific embodiment
Embodiment of the present utility model is described below in detail, the example of the embodiment is shown in the drawings, wherein ad initio
Same or similar element or element with same or like function are represented to same or similar label eventually.Below by ginseng
The embodiment for examining Description of Drawings is exemplary, it is intended to for explaining the utility model, and it is not intended that to the utility model
Limitation.
In description of the present utility model, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width
Degree ", " thickness ", " on ", D score, "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outward ", " suitable
The orientation or position relationship of the instruction such as hour hands ", " counterclockwise " are based on orientation shown in the drawings or position relationship, merely to just
Described with simplified in description the utility model, must be with specific side rather than the device or element for indicating or imply meaning
Position, with specific azimuth configuration and operation, therefore it is not intended that to limitation of the present utility model.
Additionally, term " first ", " second " are only used for describing purpose, and it is not intended that indicating or implying relative importance
Or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can express or
Implicitly include one or more this feature.In description of the present utility model, " multiple " is meant that two or two
More than, unless otherwise expressly limited specifically.
In the utility model, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " Gu
It is fixed " etc. term should be interpreted broadly, for example, it may be being fixedly connected, or being detachably connected, or be integrally connected；Can
Being to mechanically connect, or electrically connect；Can be joined directly together, it is also possible to be indirectly connected to by intermediary, Ke Yishi
Two connections of element internal.For the ordinary skill in the art, above-mentioned term can as the case may be understood
Concrete meaning in the utility model.
According to the hand-held optical-fiber laser plumb joint of adjustable focus that the utility model embodiment is provided, the plumb joint includes shell
100th, fiber fixed seat 200, collimation lens 300, detent mechanism 400 and focus adjusting mechanism 500；The shell 100 is before including one
The tubular structure of the rear port 120 of port 110 and；The fiber fixed seat 200 is fixedly installed on the rear port of the shell 100
120, for fixing optical fiber output joint；The collimation lens 300 are arranged in the shell, are used to connect the optical fiber output
Head output laser alignment be parallel to the axis of the shell 100 directional light in the shell along the rear port 120 to
Project in the direction of the front port 110；The detent mechanism 400 has a connection handle 410, and the front end of the connection handle 410 sets
It is equipped with an overhead sliding block 420；The detent mechanism 400 is arranged at the front port 110, and the overhead sliding block 420 is suitable to plant
The laser that collimation lens 300 are projected is slided in weld seam to be welded and in weld seam to be carried out along the track of overhead sliding block 420
Welding；The focus adjusting mechanism 500 is arranged between the front port 110 and the detent mechanism 400, is used to adjust collimation lens
Focal length of 300 minute surfaces to the end face of overhead sliding block 420.
The adjustable focus optical-fiber laser plumb joint that the utility model is provided, in the front port 110 and detent mechanism of shell 100
A focus adjusting mechanism 500 is provided between 400, is used to adjust the minute surface of collimation lens 300 to the overhead sliding block 420 of detent mechanism 400
The focal length of end face, with this, by adjust focus adjusting mechanism 500 can meet can not be under welding demand various laser welding focus need
Ask, welding efficiency and welding quality are improved with this.
The embodiment disclose plumb joint, including tubular structure shell 100, shell 100 be hollow structure, shell 100
Front port 110 be used to fix the output end and optical fiber output joint of optical fiber pipeline so that the laser of the optical fiber output of output
Along the axis direction of shell 100, from the rear port 120 of shell 100, port 110 exports forward inside shell 100；Shell 100
Collimation lens 300 are inside provided with, collimation lens 300 are used for the laser alignment for exporting optical fiber output joint for directional light is projected；
Focus adjusting mechanism 500 is arranged at the front port 110 of shell 100, for adjust between detent mechanism 400 and collimation lens 300 away from
From；Detent mechanism 400 includes the connection handle 410 of a connection focus adjusting mechanism 500, and the other end of connection handle 410 is fixed with an overhead
Sliding block 420, the effect of overhead sliding block 420 is that overhead in weld seam, and is slided along weld seam in welding process so that laser can
Accurately to inject to weld seam.The focus adjusting mechanism 500 of the present embodiment, to the focus that laser is projected, according to different welding materials
Expect and weld demand to adjust the injection focus of laser, welding efficiency and welding quality are improve, specifically by focus adjusting mechanism
The sliding block of 500 adjustment detent mechanisms 400 adjusts the output of collimation lens 300 to Jiao of pad to the distance of collimation lens 300
Away from.
In above example, referring still to shown in Fig. 1-Fig. 3, specifically, the focus adjusting mechanism 500 includes focusing knob
510 and tubulose connecting seat 520；The focusing knob 510 is to attack female cyclic structure；The tubulose connecting seat 520 is wrapped
Connecting seat front end 521 and connection base rear end 522 are included, the connecting seat front end 521 is provided with a ring-type along the periphery of its lateral wall
Being fastened in groove 523, the groove has a connection ring 530 that can be rotated relative to the groove；The side of the tubulose connecting seat 520
Wall offers a strip gathering sill 524 set along the axial direction of tubulose connecting seat 520；It is described connection base rear end 522 with
The front port 110 is connected, and the side wall of the focusing knob 510 is connected with the side wall of the connection ring 530；The detent mechanism
400 also include a tubular connection 430, and the lateral wall of the tubular connection 430 is provided with one and is suitable to be oriented to along the strip
The guide post 440 that groove 524 is slided, the lateral wall of the tubular connection 430 is provided with the internal thread with the focusing knob 510
The external screw thread being adapted；The connection handle 410 is connected to the front side wall of the tubular connection 430；The tubular connection 430
Set by the screw-internal thread fit of its external screw thread and the focusing knob 510 and be connected on the focusing knob 510 and described lead
It is inserted in the strip gathering sill 524 to bar 440；When the focusing knob 510 clockwise or counterclockwise, the pipe
The axial direction of shell 100 described in guide effect lower edge of the shape connector 430 in the guide post 440 advances or retreats.
What the embodiment was disclosed is a kind of specific implementation of focus adjusting mechanism 500, in this embodiment, tubulose connecting seat
520 connection base rear end 522 is fixedly connected with the front port 110 of shell 100 by screw thread cooperation, tubulose connecting seat 520
The periphery along its lateral wall of connecting seat front end 521 is provided with an annular recess 523, fastened in groove have one can confronting grooves revolve
The connection ring 530 for turning, connection ring 530 is fastened in annular recess 523 by two relative semi-rings by the part that is fastened and connected, and can
The periphery of confronting grooves is rotated；The side wall of connection ring 530 pass through bolt component connect focusing knob 510 side wall, when turn
During dynamic focusing knob 510, connection ring 530 is with the synchronous axial system of focusing knob 510, and now, tubular connection 430 is in guide post
440 with moving that the cooperation lower edge of strip gathering sill 524 is advanced or retreated perpendicular to the axial direction of shell 100, and band
Dynamic connection handle 410 is moved, and is connected in moving process, drives overhead sliding block 420 to move, and with this, adjusts the front end of overhead sliding block 420
Focal length between face and collimation lens 300.
In some embodiments of the present utility model, shown in reference picture 4 and Fig. 5, the overhead sliding block 420 includes one with weldering
The lower arcuate surface 421 of seam bottom surface contact and the first side 422 and second side 423 that are contacted with weld seam two side, described first
The angle theta of side 422 and the second side 423 is 20 ° -30 °.In this embodiment, overhead sliding block 420 with weld seam bottom surface
The face of contact is the bottom surface of arc, is easy to overhead sliding block 420 to be slided in weld seam, and overhead sliding block 420 is contacted with weld seam two side
First side 422 and the angle of second side 423 be that between 20 ° -30 °, first side 422 forms one with second side 423
The individual less acute angle of angle, is equally easy for overhead sliding block 420 and is slided in weld seam.
Protective glass 600 described in the utility model, shown in reference picture 3, protective glass 600 is fixed on collimation lens 300 and institute
State connection base rear end 522 between.Protective glass 600 is used for blocking the splash and metallic vapour of plate surface generation in welding process
The injury of collimation eyeglass 300.
In some embodiments of the present utility model, referring still to shown in Fig. 3, the tubulose connecting seat 520 is in the connection
Sidewall periphery between base rear end 522 and the strip gathering sill 524 is provided with a diameter with the diameter identical of the shell 100
Bulge loop 525；The connecting seat front end 521 is inserted in the rear port 120 and the overhead of bulge loop 525 is in the rear port
Tubulose connecting seat 520 is connected to the shell 100 by 120.In the connection base rear end 522 of tubulose connecting seat 520, bulge loop is set
525, it is easy to for tubulose connecting seat 520 to be fixedly installed in shell 100.
Shown in reference picture 2 and Fig. 3, the shell 100 is provided with fin 130 near the side wall of the rear port 120.Should
The structure of fin 130 is used for outside the heat Quick diffusing in shell to shell.
Referring still to shown in Fig. 2 and Fig. 3, the shell 100 sets hand holding handle 700 near the side wall of the front port 110.
Operating personnel grip plumb joint when hand holding handle 700 is used to weld.
Shown in reference picture 2, the collimation lens 300 set retaining ring 310,320 and are fixed on the shell by its two ends
In 100.Retaining ring 310,320 is used to be fixed on collimation lens 300 in shell 100.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means to combine specific features, structure, material or spy that the embodiment or example are described
Point is contained at least one embodiment of the present utility model or example.In this manual, to the schematic table of above-mentioned term
State and be not necessarily referring to identical embodiment or example.And, the specific features of description, structure, material or feature can be
Combined in an appropriate manner in one or more any embodiments or example.
Although embodiment of the present utility model has been shown and described above, it is to be understood that above-described embodiment is
Exemplary, it is impossible to it is interpreted as to limitation of the present utility model, one of ordinary skill in the art is not departing from the utility model
Principle and objective in the case of above-described embodiment can be changed in the range of the utility model, change, replace and
Modification.
Claims (8)
1. the hand-held optical-fiber laser plumb joint of a kind of adjustable focus, it is characterised in that including：
Shell, the shell is the tubular structure for including a front port and a rear port；
Fiber fixed seat, the fiber fixed seat is fixedly installed on the rear port of the shell, for fixing optical fiber output joint；
Collimation lens, the collimation lens are arranged in the shell, are used to the laser quasi for exporting the optical fiber output joint
Straight is to be projected to the direction of the front port along the rear port in the shell parallel to the directional light of the housing axis；
Detent mechanism, the detent mechanism has a connection handle, and the front end of the connection handle is provided with an overhead sliding block；It is described fixed
Position mechanism is arranged at the front port, and the overhead sliding block is suitable to be inserted in weld seam to be welded and slided in weld seam cause standard
The laser that straight eyeglass is projected is welded along the track of overhead sliding block；
Focus adjusting mechanism, the focus adjusting mechanism is arranged between the front port and the detent mechanism, is used to adjust collimation lens
Focal length of the minute surface to the overhead sliding block end face.
2. the hand-held optical-fiber laser plumb joint of adjustable focus according to claim 1, it is characterised in that：The focus adjusting mechanism includes
Focusing knob and tubulose connecting seat；The focusing knob is to attack female cyclic structure；The tubulose connecting seat includes connecting
Joint chair front end and connection base rear end, the connecting seat front end is provided with an annular recess, the groove along the periphery of its lateral wall
Interior fastening has a connection ring that can be rotated relative to the groove；The side wall of the tubulose connecting seat offers one and connects along the tubulose
The strip gathering sill that joint chair axial direction is set；The connection base rear end is connected with the front port, the side of the focusing knob
Wall is connected with the side wall of the connection ring；
The detent mechanism also includes a tubular connection, and the lateral wall of the tubular connection is provided with one and is suitable to along the bar
The guide post that shape gathering sill is slided, the lateral wall of the tubular connection is provided with and is adapted with the internal thread of the focusing knob
External screw thread；
The connection handle is connected to the front side wall of the tubular connection；The tubular connection passes through its external screw thread and the tune
The screw-internal thread fit setting of focus knob is connected on the focusing knob and the guide post is inserted in the strip gathering sill；
When the focusing knob clockwise or counterclockwise, guide effect lower edge institute of the tubular connection in the guide post
The axial direction for stating shell advances or retreats.
3. the hand-held optical-fiber laser plumb joint of adjustable focus according to claim 1, it is characterised in that：The overhead sliding block includes
One lower arcuate surface contacted with weld seam bottom surface and the first side and second side that are contacted with weld seam two side, the first side
And the angle of the second side is 20 ° -30 °.
4. the hand-held optical-fiber laser plumb joint of adjustable focus according to claim 2, it is characterised in that：The collimation lens and institute
State connection base rear end between be provided with a protective glass.
5. the hand-held optical-fiber laser plumb joint of adjustable focus according to claim 4, it is characterised in that：The tubulose connecting seat exists
Sidewall periphery between the connection base rear end and the strip gathering sill is provided with a diameter with the housing diameter identical
Bulge loop；The connecting seat front end is inserted in the rear port and the bulge loop overhead connects tubulose connecting seat in the rear port
It is connected to the shell.
6. the hand-held optical-fiber laser plumb joint of adjustable focus according to claim 1, it is characterised in that：The shell is near described
The side wall of rear port is provided with fin.
7. the hand-held optical-fiber laser plumb joint of adjustable focus according to claim 1, it is characterised in that：The shell is near described
The side wall of front port sets hand holding handle.
8. the hand-held optical-fiber laser plumb joint of adjustable focus according to claim 1, it is characterised in that：The collimation lens pass through
Its two ends sets retaining ring and is fixed in the shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621158807.9U CN206200342U (en) | 2016-10-25 | 2016-10-25 | The hand-held optical-fiber laser plumb joint of adjustable focus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621158807.9U CN206200342U (en) | 2016-10-25 | 2016-10-25 | The hand-held optical-fiber laser plumb joint of adjustable focus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206200342U true CN206200342U (en) | 2017-05-31 |
Family
ID=58757943
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621158807.9U Active CN206200342U (en) | 2016-10-25 | 2016-10-25 | The hand-held optical-fiber laser plumb joint of adjustable focus |
Country Status (1)
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107234335A (en) * | 2017-08-08 | 2017-10-10 | 哈尔滨工业大学（威海） | A kind of laser welding head focus control |
| CN107344266A (en) * | 2017-08-15 | 2017-11-14 | 大族激光科技产业集团股份有限公司 | Hand-held laser soldering device |
| CN108857059A (en) * | 2018-07-18 | 2018-11-23 | 深圳市联赢激光股份有限公司 | A kind of Handheld laser plumb joint |
| CN111451636A (en) * | 2020-05-22 | 2020-07-28 | 深圳市恒川激光技术有限公司 | Hand-held type laser welding tip |
-
2016
- 2016-10-25 CN CN201621158807.9U patent/CN206200342U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107234335A (en) * | 2017-08-08 | 2017-10-10 | 哈尔滨工业大学（威海） | A kind of laser welding head focus control |
| CN107234335B (en) * | 2017-08-08 | 2023-02-28 | 哈尔滨工业大学（威海） | Focusing device for laser welding head |
| CN107344266A (en) * | 2017-08-15 | 2017-11-14 | 大族激光科技产业集团股份有限公司 | Hand-held laser soldering device |
| CN108857059A (en) * | 2018-07-18 | 2018-11-23 | 深圳市联赢激光股份有限公司 | A kind of Handheld laser plumb joint |
| CN111451636A (en) * | 2020-05-22 | 2020-07-28 | 深圳市恒川激光技术有限公司 | Hand-held type laser welding tip |
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