CN219320582U

CN219320582U - Tool is used in adjustment of 5W laser instrument beam shaping

Info

Publication number: CN219320582U
Application number: CN202320554136.1U
Authority: CN
Inventors: 潘松; 黄宏铸
Original assignee: Dongguan Hong Electronics Co ltd
Current assignee: Dongguan Hong Electronics Co ltd
Priority date: 2023-03-21
Filing date: 2023-03-21
Publication date: 2023-07-07
Anticipated expiration: 2033-03-21

Abstract

The utility model discloses a jig for shaping and adjusting a light beam of a 5W laser, and relates to the technical field of laser assembly, wherein a camera fixing frame is fixed at one end of the upper surface of a bread board, a digital camera is fixed above the camera fixing frame, a display screen is electrically connected with the digital camera, and a base is fixed at the other end of the upper surface of the bread board through a screw; according to the utility model, the one-dimensional precise adjustment table with scales is arranged, and the lens barrel with the built-in positive cylindrical lens is finely adjusted through the one-dimensional precise adjustment table, so that the finest point of light beam focusing reaches the appointed scribing position on the display screen image, the manual coupling operation can be simplified, the light beam characteristics on the display are observed through human eyes, the laser spots are not directly observed, the damage of the laser in the manual coupling process to human eyes is reduced, and the scribing line of the interface imaged by the digital camera is more precise than the alignment of human eyes, so that the dimming result similar to the automatic coupling technology can be obtained.

Description

Tool is used in adjustment of 5W laser instrument beam shaping

Technical Field

The utility model relates to the technical field of laser assembly, in particular to a jig for shaping and adjusting a 5W laser beam.

Background

Current optical adjustment techniques include manual and automated coupling, and semi-automated coupling. The manual coupling is mostly realized by adjusting the lens on the optical module by observing the current situation and the size of far-field light spots through human eyes, the adjustment accuracy is poor, and the human eyes are damaged by observing the laser light spots for a long time. Automated and semi-automated coupling techniques utilize computer programs (image recognition, optimization algorithms) to adjust the lens to the optimal position to achieve a specified spot size. The automatic coupling technology requires higher development cost, and the automatic coupling equipment usually needs customization, so that the arrangement time of a production line is longer, and the automatic coupling technology is not flexible as manual coupling.

The utility model discloses an optical mechanism adjusting jig in chinese patent CN207965286U, including base, control button, telescopic link sleeve, telescopic link, fixing base, rotation seat, optical instrument place box, first spout, pivot, LED lamp plate, second spout, gear, chain, connecting block, transmission shaft, motor, transmission case, protection pad, optical instrument, fixed knot, tooth's socket and adjust knob, the second spout has been seted up to one side symmetry of base, the opposite side of base is provided with control button, one side of second spout is connected with the telescopic link sleeve through the slider, telescopic link telescopic one side is provided with adjust knob, telescopic link telescopic top is provided with the telescopic link, tooth's socket has been seted up to one side of telescopic link, the opposite side of telescopic link is provided with the fixing base, one side of fixing base is provided with the rotation seat through the pivot, this optical mechanism adjusting jig has the advantage of being convenient for adjust height position, protection performance height and being convenient for use when light is dim.

The device mainly relies on the human eye to observe facula current situation, size and adjusts the lens on the optical module, and the accuracy of adjustment is not high enough, and the injury of laser to the human eye is great in the manual coupling process.

Disclosure of Invention

The utility model aims to provide a jig for shaping and adjusting a light beam of a 5W laser, which aims to solve the problems that in the prior art, the adjusting precision is not high enough and eyes are easily injured due to the fact that an adjusting device of an optical module is directly observed by eyes.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a tool is used in adjustment of 5W laser instrument beam shaping, includes bread board and laser emitter, the one end of bread board upper surface is fixed with the camera mount, the top of camera mount is fixed with digital camera, one side of bread board is provided with the display screen, display screen and digital camera electric connection, the other end of bread board upper surface has the base through the screw fixation, the last surface mounting of base has one-dimensional coarse tuning platform, one-dimensional fine adjustment platform is installed to the top of one-dimensional coarse tuning platform, one side of base is provided with the support, the top of one-dimensional fine adjustment platform is provided with laser emitter's tube core lens cone adjustment structure.

Preferably, the die barrel adjusting structure comprises a 5W laser die for fixing the laser transmitter, one end of the 5W laser die penetrates through the support and is in threaded connection with the gland, one side of the gland is tightly attached to the side wall of the support, and the other end of the 5W laser die is provided with a barrel body.

Preferably, the tube core and tube barrel adjusting structure further comprises a tube barrel fixing frame, the tube barrel body is fixed in the tube barrel fixing frame, a positive column lens is glued in the tube barrel body, and a negative column lens is glued in the 5W laser tube core.

Preferably, the one-dimensional coarse adjustment table comprises a sliding table and a coarse adjustment screw rod, the sliding table is slidably connected in the middle of the base, the coarse adjustment screw rod penetrates through the sliding table and is in threaded connection with the sliding table, and the coarse adjustment screw rod is rotatably connected in the base.

Preferably, the one-dimensional precise adjustment table comprises a base, a threaded sleeve, a precise screw rod and a precise moving table, wherein the base is fixed on the upper surface of the sliding table, the threaded sleeve is welded on one side of the precise moving table, the precise moving table is slidably connected on the upper surface of the base, the precise screw rod penetrates through the threaded sleeve and is in threaded connection with the threaded sleeve, and two ends of the precise screw rod are rotatably connected with the base.

Preferably, the lens cone fixing frame is fixed above the precise moving table, and scale marks are arranged on one sides of the base and the sliding table.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, the one-dimensional precise adjustment table with scales is arranged, and the lens barrel with the built-in positive cylindrical lens is finely adjusted through the one-dimensional precise adjustment table, so that the finest point of light beam focusing reaches the appointed scribing position on the display screen image, the manual coupling operation can be simplified, the light beam characteristics on the display are observed through human eyes, the laser spots are not directly observed, the damage of the laser in the manual coupling process to human eyes is reduced, and the scribing line of the interface imaged by the digital camera is more precise than the alignment of human eyes, so that the dimming result similar to the automatic coupling technology can be obtained.

2. The jig can be flexibly assembled and disassembled, the expansion degree is high, and after the part positions of the jig are adjusted, the optical module is connected with a power supply and works under low power to output low-power laser. The shape of the light beam can be observed by means of water mist particles or dry ice gasified particles generated by the operation of the humidifier.

Drawings

FIG. 1 is an isometric view of the present utility model;

FIG. 2 is an isometric view of a tube core barrel adjustment structure of the present utility model;

fig. 3 is a partial exploded view of the die barrel adjustment structure of the present utility model.

In the figure: 1. a bread board; 2. a camera mount; 3. a digital camera; 4. a display screen; 5. a base; 6. a one-dimensional coarse tuning table; 7. a one-dimensional precise adjustment table; 8. a bracket; 9. tube core lens cone adjusting structure; 10. a laser emitter; 901. a 5W laser die; 902. a gland; 903. a lens barrel body; 904. lens barrel fixing frame; 905. a positive cylindrical lens; 906. a negative cylindrical lens; 601. a sliding table; 602. a coarse adjustment screw; 603. a base; 604. a screw sleeve; 605. a precision screw; 606. a precision moving stage; 607. graduation marks.

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.

Referring to fig. 1-3, the present utility model provides a technical solution: the utility model provides a tool is used in adjustment of 5W laser instrument beam shaping, including bread board 1 and laser emitter 10, the one end of bread board 1 upper surface is fixed with camera mount 2, the top of camera mount 2 is fixed with digital camera 3, one side of bread board 1 is provided with display screen 4, display screen 4 and digital camera 3 electric connection, the other end of bread board 1 upper surface has base 5 through the screw fixation, one-dimensional coarse tuning platform 6 is installed to the upper surface of base 5, one-dimensional fine adjustment platform 7 is installed to the top of one-dimensional coarse tuning platform 6, one side of base 5 is provided with support 8, the top of one-dimensional fine adjustment platform 7 is provided with the die barrel adjustment structure 9 of laser instrument.

The digital camera 3 is arranged to observe the position state of the tube barrel adjusting structure, the side shape of the light beam after laser shaping is imaged and projected to the display screen 4, and the light beam is displayed through the display screen 4, the one-dimensional precise adjusting platform fine-adjusts the barrel with the built-in positive column lens 905, the light beam reaches the appointed scribing position on the image of the display screen 4 at the finest point of the positive column lens 905, and a worker only needs to observe the light beam characteristic on the display screen 4 to judge the adjusting position of the barrel body 903, and does not need to directly observe laser spots; the one-dimensional rough adjustment stage 6 and the one-dimensional fine adjustment stage 7 drive the lens barrel body 903 to displace.

The tube core barrel adjusting structure 9 comprises a 5W laser tube core 901,5W for fixing the laser transmitter 10, wherein one end of the 5W laser tube core 901 penetrates through the support 8 and is in threaded connection with a gland 902, one side of the gland 902 is tightly attached to the side wall of the support 8, and the other end of the 5W laser tube core 901 is provided with a barrel body 903.

By providing the gland 902, the laser transmitter 10 can be secured within the 5W laser die 901 in a compressed manner, the laser transmitter 10 being configured to transmit laser light.

The tube core barrel adjusting structure 9 further comprises a barrel fixing frame 904, wherein the barrel body 903 is fixed in the barrel fixing frame 904, the inside of the barrel body 903 is glued with a positive column lens 905,5W, and the inside of the laser tube core 901 is glued with a negative column lens 906.

The one-dimensional coarse adjustment table 6 comprises a sliding table 601 and a coarse adjustment screw 602, the sliding table 601 is slidably connected to the middle of the base 5, the coarse adjustment screw 602 penetrates through the sliding table 601 and is in threaded connection with the sliding table 601, and the coarse adjustment screw 602 is rotatably connected in the base 5. The coarse adjustment screw 602 is screwed, the sliding table 601 moves horizontally, and the one-dimensional precise adjustment table 7 is driven to move horizontally as a whole.

The one-dimensional precision adjusting table 7 comprises a base 603, a threaded sleeve 604, a precision screw 605 and a precision moving table 606, wherein the base 603 is fixed on the upper surface of the sliding table 601, the threaded sleeve 604 is welded on one side of the precision moving table 606, the precision moving table 606 is slidably connected on the upper surface of the base 603, the precision screw 605 penetrates through the threaded sleeve 604 and is in threaded connection in the threaded sleeve 604, and two ends of the precision screw 605 are rotatably connected with the base 603. The precise screw 605 is screwed, and the screw sleeve 604 moves linearly outside the precise screw 605, driving the precise moving stage 606 and the lens barrel fixing frame 904 above the precise moving stage 606.

The lens barrel fixing frame 904 is fixed above the precise moving table 606, and graduation marks 607 are arranged on one side of the base 5 and one side of the sliding table 601; by setting the scale marks 607 to quantify the moving distance, the sliding table 601 is convenient to be quickly adjusted to a required position.

When the device is used, the coarse adjustment screw 602 is screwed firstly, the one-dimensional coarse adjustment table 6 drives the sliding table 601 to displace with the precision of 1mm, the front and back positions of the one-dimensional precise adjustment table 7 are adjusted, the precise movement table 606 is screwed again, the one-dimensional precise adjustment table 7 drives the lens cone body 903 to displace with the precision of 0.02mm, the position of the fine adjustment cylindrical lens 905 is adjusted, the lens cone with the built-in positive cylindrical lens 905 is finely adjusted by the one-dimensional precise adjustment table for observing the characteristics of light beams on the display screen 4 through human eyes, the finest point of light beam focusing reaches the appointed scribing position on the image of the display screen 4, and after ok is adjusted, the position of the tube core lens cone is fixed by a set screw.

The device does not need to directly observe laser spots, so that the damage of laser in the manual coupling process to human eyes is reduced, and the line of an interface imaged by the digital camera 3 is more accurate than the alignment of human eyes, so that a dimming result similar to that of an automatic coupling technology can be obtained; when the structure is used, the shape of the light beam can be observed by means of water mist particles or dry ice gasified particles generated by the operation of the humidifier, so that the water mist particles are diffused around the light beam, and the shape of the light beam is more convenient to observe.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A tool for shaping and adjusting a 5W laser beam is characterized in that: including bread board (1) and laser emitter (10), the one end of bread board (1) upper surface is fixed with camera mount (2), the top of camera mount (2) is fixed with digital camera (3), one side of bread board (1) is provided with display screen (4), display screen (4) and digital camera (3) electric connection, the other end of bread board (1) upper surface has base (5) through the screw fixation, one-dimensional coarse tuning platform (6) are installed to the upper surface of base (5), one-dimensional fine adjustment platform (7) are installed to the top of one-dimensional coarse tuning platform (6), one side of base (5) is provided with support (8), the top of one-dimensional fine adjustment platform (7) is provided with tube core adjustment structure (9) of laser emitter (10).

2. The jig for beam shaping adjustment of a 5W laser according to claim 1, wherein: the die barrel adjusting structure (9) comprises a 5W laser die (901) for fixing a laser emitter (10), one end of the 5W laser die (901) penetrates through a support (8) and is in threaded connection with a gland (902), one side of the gland (902) is tightly attached to the side wall of the support (8), and the other end of the 5W laser die (901) is provided with a barrel body (903).

3. The jig for beam shaping adjustment of a 5W laser according to claim 2, wherein: the tube core tube adjusting structure (9) further comprises a tube fixing frame (904), the tube body (903) is fixed in the tube fixing frame (904), a positive column lens (905) is glued in the tube body (903), and a negative column lens (906) is glued in the 5W laser tube core (901).

4. The jig for beam shaping adjustment of a 5W laser according to claim 3, wherein: the one-dimensional coarse adjustment table (6) comprises a sliding table (601) and a coarse adjustment screw (602), the sliding table (601) is slidably connected to the middle of the base (5), the coarse adjustment screw (602) penetrates through the sliding table (601) and is in threaded connection with the sliding table (601), and the coarse adjustment screw (602) is rotatably connected to the inside of the base (5).

5. The jig for beam shaping adjustment of a 5W laser according to claim 4, wherein: the one-dimensional precise adjustment table (7) comprises a base (603), a threaded sleeve (604), a precise screw (605) and a precise movement table (606), wherein the base (603) is fixed on the upper surface of the sliding table (601), the threaded sleeve (604) is welded on one side of the precise movement table (606), the precise movement table (606) is slidably connected on the upper surface of the base (603), the precise screw (605) penetrates through the threaded sleeve (604) and is in threaded connection with the threaded sleeve (604), and two ends of the precise screw (605) are rotationally connected with the base (603).

6. The jig for beam shaping adjustment of a 5W laser according to claim 5, wherein: the lens barrel fixing frame (904) is fixed above the precise moving table (606), and scale marks (607) are arranged on one sides of the base (5) and the sliding table (601).