CN219980042U - Laser calibration structure of fiber laser - Google Patents
Laser calibration structure of fiber laser Download PDFInfo
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- CN219980042U CN219980042U CN202321061920.5U CN202321061920U CN219980042U CN 219980042 U CN219980042 U CN 219980042U CN 202321061920 U CN202321061920 U CN 202321061920U CN 219980042 U CN219980042 U CN 219980042U
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- Optical Couplings Of Light Guides (AREA)
Abstract
The utility model relates to the technical field of optical instruments, in particular to a laser calibration structure of an optical fiber laser, which comprises the following components: a work table; further comprises: the light receiving assembly is used for receiving laser emitted by the laser emitter; the laser device comprises a laser fixing piece, a first fixing ring of the laser fixing piece, and a laser emitter head connected with the first fixing ring; the adjusting assembly comprises an adjusting frame, and the adjusting frame can change the position through the position adjusting assembly; and an optical path determining assembly including a diaphragm. According to the utility model, the tail part of the laser transmitter is fixed through the second fixing ring, the head part of the laser transmitter is fixed through the first fixing ring, the first fixing ring is connected with the center frame through the flexible connecting piece, the position of the head part of the laser transmitter can be changed through changing the position of the adjusting frame, so that the laser path can be adjusted, and the laser path can be quickly calibrated by arranging the laser receiver, the first fixing ring and the diaphragm axis on the same straight line and utilizing the principle of three points and one line.
Description
Technical Field
The utility model relates to the technical field of optical instruments, in particular to a laser calibration structure of an optical fiber laser.
Background
The fiber laser is a laser using rare earth element doped glass fiber as a gain medium, and has a very wide application range, including laser fiber communication, laser space remote communication, industrial shipbuilding, automobile manufacturing, laser engraving laser marking laser cutting, printing roller making, metal nonmetal drilling/cutting/welding (brazing, water quenching, cladding and deep welding), military national defense safety, medical instrument and equipment, large-scale infrastructure, and the like, and is used as a pumping source of other lasers. When the fiber laser is used, the fiber laser is generally placed on a workbench, the workbench surface can be ensured to be horizontal, but the laser path cannot be ensured to be positioned on the same straight line under the influence of the production process and the assembly precision. In practical use, it is therefore necessary to calibrate the fibre laser.
The existing calibration method is to fix the fiber laser on a two-degree-of-freedom fixer, perform coarse calibration on the laser path from the through ruler, enable the laser path to be approximately located on the same straight line, and perform fine calibration on the laser path through the combination of the diaphragm and the reflector, and during calibration, the positions of the ruler, the diaphragm and the reflector need to be adjusted repeatedly, and the fixer needs to be adjusted, so that the calibration process is complex, time consuming is long, and the calibration precision is low.
In view of this, we propose a laser alignment structure for a fiber laser.
Disclosure of Invention
In order to remedy the above-mentioned shortcomings, the present utility model provides a laser alignment structure of a fiber laser.
The technical scheme of the utility model is as follows:
a laser alignment structure for a fiber laser, comprising:
the workbench comprises a table top, wherein a plurality of fixing holes are uniformly formed in the table top;
further comprises:
the light receiving assembly comprises a laser receiver which is used for receiving laser emitted by a laser emitter;
the laser fixing piece comprises a center frame, the center frame is connected with a first fixing ring through a soft connecting piece, and the head of the laser transmitter is connected with the first fixing ring;
the adjusting assembly comprises an adjusting frame, a second fixed ring is arranged on the adjusting frame, the tail part of the laser transmitter is connected with the second fixed ring, and the position of the adjusting frame can be changed through the position adjusting assembly;
the optical path determining component comprises a diaphragm, and the axis of the diaphragm is positioned on the same straight line with the axis of the first fixed ring and the axis of the laser receiver.
As a preferable technical scheme of the utility model, the light receiving assembly further comprises a first fixing plate, the first fixing plate is installed on the table top through a first positioning screw, and the laser receiver is installed on the top surface of the first fixing plate through a fixing frame.
As the preferable technical scheme of the utility model, the laser fixing piece further comprises a second fixing plate, the second fixing plate is arranged on the table top through a second set screw, and the center frame is arranged in the middle of the top surface of the second fixing plate.
As a preferable technical scheme of the utility model, the first fixing ring is provided with a first fixing screw, the first fixing screw penetrates through the first fixing ring to be provided with a first connecting frame, and the laser transmitter is connected with the first connecting frame.
As a preferable technical scheme of the utility model, the position adjusting assembly comprises a second guide groove, a second screw rod is arranged on the second guide groove, and the adjusting frame is connected with the second screw rod.
As a preferable technical scheme of the utility model, a first guide groove is formed in the bottom of the second guide groove, a first screw rod is arranged in the first guide groove, and the first screw rod penetrates through the bottom of the second guide groove.
As a preferable technical scheme of the utility model, a second fixing screw is arranged on the second fixing ring, a second connecting frame is arranged at the top of the second fixing screw penetrating through the second fixing ring, and the laser transmitter is connected with the second connecting frame.
As the preferable technical scheme of the utility model, the light path determining component further comprises a diaphragm fixing frame, wherein the diaphragm fixing frame is provided with a guide block, the diaphragm is provided with a diaphragm fixing groove, and the diaphragm fixing groove is connected with the guide block.
Compared with the prior art, the utility model has the beneficial effects that:
according to the utility model, the tail part of the laser transmitter is fixed through the second fixing ring, the head part of the laser transmitter is fixed through the first fixing ring, the first fixing ring is connected with the center frame through the flexible connecting piece, the position of the head part of the laser transmitter can be changed through changing the position of the adjusting frame, so that the laser path can be adjusted, and the laser path can be quickly calibrated by arranging the laser receiver, the first fixing ring and the diaphragm axis on the same straight line and utilizing the principle of three points and one line.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic diagram of a light receiving assembly according to the present utility model;
FIG. 3 is a schematic view of a laser fixture according to the present utility model;
fig. 4 is a schematic diagram of the structure of the adjusting component and the light path determining component in the present utility model.
The meaning of each reference numeral in the figures is:
1. a work table; 11. a table top; 12. a fixing hole;
2. a light receiving assembly; 21. a first fixing plate; 22. a fixing frame; 23. a laser receiver; 24. a first positioning screw;
3. a laser fixture; 31. a second fixing plate; 32. a second set screw; 33. a center frame; 34. a flexible connection member; 35. a first fixing ring; 36. a first set screw; 37. a first connection frame;
4. an adjustment assembly; 41. a first guide groove; 42. a first screw; 43. a second guide groove; 44. a second screw; 45. an adjusting frame; 46. a second fixing ring; 47. a second set screw; 48. a second connecting frame;
5. an optical path determining component; 51. a diaphragm fixing frame; 52. a guide block; 53. a diaphragm; 54. a diaphragm fixing groove;
6. a laser emitter.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
Referring to fig. 1-4, the present utility model is described in detail by the following embodiments:
a laser alignment structure for a fiber laser, comprising:
the workbench 1, the workbench 1 comprises a table top 11, and a plurality of fixing holes 12 are uniformly formed in the table top 11;
the table top 11 is made of magnetic metal, the table top 11 is ensured to be horizontal, and the distances between the transverse direction and the longitudinal direction of the fixing hole 12 are equal.
Further comprises:
the light receiving assembly 2, the light receiving assembly 2 includes a laser receiver 23, the laser receiver 23 is used for receiving the laser light emitted by the laser emitter 6, the light receiving assembly 2 further includes a first fixing plate 21, the first fixing plate 21 is mounted on the table top 11 through a first positioning screw 24, and the laser receiver 23 is mounted on the top surface of the first fixing plate 21 through a fixing frame 22.
The first positioning screw 24 should have magnetism and be capable of being adsorbed on the first fixing plate 21; the laser receiver 23 may convert the optical signal into an electrical signal after receiving the laser signal.
The laser fixing piece 3, the laser fixing piece 3 includes the center frame 33, and the center frame 33 is connected with first solid fixed ring 35 through the flexible coupling piece 34, and laser emitter 6 head is connected with first solid fixed ring 35, and the laser fixing piece 3 still includes second fixed plate 31, and second fixed plate 31 passes through second set screw 32 to be installed on mesa 11, and center frame 33 passes through the screw to be installed at second fixed plate 31 top surface middle part.
The second set screw 32 has magnetism and can be adsorbed on the second fixing plate 31; the flexible connector 34 is made of rubber.
The first fixing ring 35 is provided with a first fixing screw 36, the first fixing screw 36 penetrates through the first fixing ring 35 to rotate and is provided with a first connecting frame 37, and the laser transmitter 6 is connected with the first connecting frame 37.
The first fixing screw 36 is in threaded connection with the first fixing ring 35, the first fixing screw 36 faces the axis direction of the first fixing ring 35, and the distance between the first connecting frame 37 and the axis of the first fixing ring 35 can be adjusted by rotating the first fixing screw 36, so that the head of the laser transmitter 6 is clamped.
The adjusting component 4, the adjusting component 4 includes adjusting bracket 45, the joint has second solid fixed ring 46 on the adjusting bracket 45, laser emitter 6 afterbody is connected with second solid fixed ring 46, adjusting bracket 45 can change the position through position control subassembly, position control subassembly includes second guide way 43, rotatable second screw rod 44 of installing on the second guide way 43, adjusting bracket 45 and second screw rod 44 threaded connection, second guide way 43 bottom is equipped with first guide way 41, be equipped with first screw rod 42 in the first guide way 41, first screw rod 42 runs through second guide way 43 bottom.
The first screw rod 42 is in threaded connection with the second guide groove 43, the second guide groove 43 can be driven to move along the axial direction of the first screw rod 42 by rotating the first screw rod 42, the adjusting frame 45 can be driven to move along the axial direction of the second screw rod 44 by rotating the second screw rod 44, and the adjusting frame 45 can be driven to move in the vertical direction and the horizontal direction by matching the first screw rod 42 with the second screw rod 44.
The second fixing ring 46 is provided with a second fixing screw 47, the top of the second fixing screw 47 penetrates through the second fixing ring 46, a second connecting frame 48 is rotatably arranged on the second fixing ring 46, and the laser transmitter 6 is connected with the second connecting frame 48.
The second fixing screw 47 is in threaded connection with the second fixing ring 46, the second fixing screw 47 faces the axis direction of the second fixing ring 46, and the distance from the second connecting frame 48 to the axis of the second fixing ring 46 can be adjusted by rotating the second fixing screw 47, so that the tail of the laser transmitter 6 is clamped.
The light path determining component 5, the light path determining component 5 includes diaphragm 53, the second 3 axis of diaphragm 5 is located on the same straight line with the first fixed ring 35 and the laser receiver 23 axis, the light path determining component 5 also includes diaphragm fixing frame 51, the diaphragm fixing frame 51 is provided with guide block 52, the second 3 of diaphragm is provided with diaphragm fixing groove 54, the diaphragm fixing groove 54 is connected with the guide block 52 in a clamping way.
The diaphragm fixing frame 51 is installed on the left edge of the top surface of the second fixing plate 31 through screws, the diaphragm fixing frame 51 and the guide block 52 are integrally formed, and a through hole is formed in the center of the second diaphragm 5.
When the device is used by an operator in this embodiment, the second fixing ring 46 is fixed at the tail of the laser transmitter 6, then the head of the laser transmitter 6 passes through the first fixing ring 35 and the second fixing ring 46 is clamped with the adjusting frame 45, and then the first connecting frame 37 is adjusted by the first fixing screw 36 to fix the head of the laser transmitter 6 on the axis of the first fixing ring 35.
The laser emitter 6 is started, then the first screw rod 42 and the second screw rod 44 are rotated, the tail of the laser emitter 6 is driven to move in the vertical and horizontal directions, and since the first fixing ring 35 is connected with the center frame 33 through the soft connecting piece 34, the soft connecting piece 34 is made of rubber, when the tail of the laser emitter 6 moves in the vertical and horizontal directions, the head of the laser emitter 6 can move around the axis of the first fixing ring 35, the position of the head of the laser emitter 6 is adjusted, so that laser passes through the diaphragm 53 through hole and irradiates the laser receiver 23, and the laser receiver 23 generates an electric signal. Since the two 3 axes of the diaphragm 5 and the first fixing ring 35 and the laser receiver 23 are on the same line, the laser light path is parallel to the table top 11 when the laser receiver 23 generates an electrical signal.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (8)
1. A laser alignment structure for a fiber laser, comprising:
the workbench (1), wherein the workbench (1) comprises a table top (11), and a plurality of fixing holes (12) are uniformly formed in the table top (11);
characterized by further comprising:
a light receiving assembly (2), the light receiving assembly (2) comprising a laser receiver (23), the laser receiver (23) being adapted to receive laser light emitted by a laser emitter (6);
the laser fixing piece (3), the laser fixing piece (3) comprises a center frame (33), the center frame (33) is connected with a first fixing ring (35) through a soft connecting piece (34), and the head of the laser transmitter (6) is connected with the first fixing ring (35);
the adjusting assembly (4), the adjusting assembly (4) comprises an adjusting frame (45), a second fixed ring (46) is arranged on the adjusting frame (45), the tail of the laser transmitter (6) is connected with the second fixed ring (46), and the position of the adjusting frame (45) can be changed through the position adjusting assembly;
the optical path determining component (5), the optical path determining component (5) comprises a diaphragm (53), and the axis of the diaphragm (53) is positioned on the same straight line with the axis of the first fixed ring (35) and the laser receiver (23).
2. The laser alignment structure of the fiber laser according to claim 1, wherein: the light receiving assembly (2) further comprises a first fixing plate (21), the first fixing plate (21) is installed on the table top (11) through a first positioning screw (24), and the laser receiver (23) is installed on the top surface of the first fixing plate (21) through a fixing frame (22).
3. The laser alignment structure of the fiber laser according to claim 1, wherein: the laser fixing piece (3) further comprises a second fixing plate (31), the second fixing plate (31) is installed on the table top (11) through a second set screw (32), and the center frame (33) is installed in the middle of the top surface of the second fixing plate (31).
4. A laser alignment structure for a fiber laser as claimed in claim 3, wherein: the laser device is characterized in that a first fixing screw (36) is arranged on the first fixing ring (35), the first fixing screw (36) penetrates through the first fixing ring (35) to be provided with a first connecting frame (37), and the laser emitter (6) is connected with the first connecting frame (37).
5. The laser alignment structure of the fiber laser according to claim 1, wherein: the position adjusting assembly comprises a second guide groove (43), a second screw rod (44) is arranged on the second guide groove (43), and the adjusting frame (45) is connected with the second screw rod (44).
6. The laser alignment structure of the fiber laser according to claim 5, wherein: the bottom of the second guide groove (43) is provided with a first guide groove (41), a first screw rod (42) is arranged in the first guide groove (41), and the first screw rod (42) penetrates through the bottom of the second guide groove (43).
7. The laser alignment structure of the fiber laser according to claim 6, wherein: the second fixing ring (46) is provided with a second fixing screw (47), the top of the second fixing screw (47) penetrates through the second fixing ring (46) to be provided with a second connecting frame (48), and the laser transmitter (6) is connected with the second connecting frame (48).
8. The laser alignment structure of claim 7, wherein: the optical path determining component (5) further comprises a diaphragm fixing frame (51), a guide block (52) is arranged on the diaphragm fixing frame (51), a diaphragm fixing groove (54) is formed in the diaphragm (53), and the diaphragm fixing groove (54) is connected with the guide block (52).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321061920.5U CN219980042U (en) | 2023-05-06 | 2023-05-06 | Laser calibration structure of fiber laser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321061920.5U CN219980042U (en) | 2023-05-06 | 2023-05-06 | Laser calibration structure of fiber laser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219980042U true CN219980042U (en) | 2023-11-07 |
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ID=88580521
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321061920.5U Active CN219980042U (en) | 2023-05-06 | 2023-05-06 | Laser calibration structure of fiber laser |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219980042U (en) |
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2023
- 2023-05-06 CN CN202321061920.5U patent/CN219980042U/en active Active
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