CN113020785A

CN113020785A - Laser head positioning device based on focused high-power-density laser

Info

Publication number: CN113020785A
Application number: CN202110225790.3A
Authority: CN
Inventors: 徐玲萍
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-03-01
Filing date: 2021-03-01
Publication date: 2021-06-25

Abstract

The invention discloses a laser head positioning device based on focusing high-power-density laser, which comprises a first support plate and a laser head body, wherein a second support plate is movably arranged on the front side surface of the first support plate through a moving assembly, and the laser head body is movably arranged on the front side of the second support plate through two clamping assemblies. This laser head positioner based on focus high power density laser, be provided with fixed block one and rotation post one on the device, utilize to rotate post one and drive the diaphragm and outwards expand in the pivoted effect between fixed block one, make the diaphragm transversely expand the rear side at backup pad one, cooperation elastic cord is at the tensile effect between fixed block two and fixed block three, make the diaphragm also can withdraw by oneself under the condition that does not have external strength, thereby the labour of saving manual withdrawal, this moment, fix the diaphragm after expanding, thereby reached the fixed to the laser head, prevent that the laser head from dropping, the effective protection to the laser head has been realized.

Description

Laser head positioning device based on focused high-power-density laser

Technical Field

The invention relates to the technical field of laser head fixing of focused high-power-density lasers, in particular to a laser head positioning device based on focused high-power-density lasers.

Background

The laser head is the heart of the optical drive, and is the most precise part, and it is mainly responsible for the reading work of data, therefore need extra care when clearing up the inside of the optical drive, and the laser head mainly includes: when the laser head reads data on the disc, the laser emitted from the laser generator passes through the semi-reflecting prism and is converged on the objective lens, the objective lens focuses the laser into a very fine light spot and strikes the optical disc, at this time, the reflecting material on the optical disc reflects the irradiated light back, passes through the objective lens and then irradiates the semi-reflecting prism, at this time, the prism is in a semi-reflecting structure, so that the light beam cannot completely penetrate through the prism and returns to the laser generator, but passes through the lens after reflection and reaches the upper surface of the photodiode, and the reflected light beam can shoot to different directions because the surface of the optical disc records data by using the uneven points.

Some laser head devices currently on the market:

(1) in the process of using the laser head, because a worker places the laser head at a proper position, the laser head is used for irradiation, but the existing laser head is not fixed during use, the laser head is easy to fall off, and a protection structure for the laser head is lacked;

(2) in the process of adjusting the laser head, because the angle of the laser head needs to be adjusted to the different irradiation positions, but need take off the laser head when present laser head adjustment, then aim at the irradiation angle and adjust, so not only waste time but also troublesome, angle error appears easily.

We therefore propose a laser head positioning device based on a focused high power density laser in order to solve the problems set out above.

Disclosure of Invention

The invention aims to provide a laser head positioning device based on focused high-power-density laser, which solves the problems that the prior laser head is not fixed when in use, the laser head is easy to fall off and a protection structure for the laser head is lacked, because a worker places the laser head at a proper position to use the laser head to perform irradiation work.

In order to achieve the purpose, the invention provides the following technical scheme: the laser head positioning device based on focusing high-power-density laser comprises a first supporting plate and a laser head body, wherein a second supporting plate is movably mounted on the front side of the first supporting plate through a moving assembly, the laser head body is movably mounted on the front side of the second supporting plate through two clamping assemblies, vertical plates are mounted on the left side and the right side of the rear side of the second supporting plate respectively, two grooves are formed in the vertical plates respectively, two first fixed blocks are mounted on one side of each vertical plate, two first rotating columns are mounted between the first fixed blocks in a rotating mode, two transverse plates are mounted on the first rotating columns and respectively matched with the two first grooves, four first grooves and four first grooves are formed in the rear side of the first supporting plate, the first grooves are located between the two transverse plates, tightening assemblies are arranged in the first grooves and comprise two fixed blocks, The fixing block II is arranged on the rear side face of the transverse plate, the fixing block III is arranged in the groove I, the elastic rope is arranged between the fixing block II and the fixing block III, and two fixing components are arranged on the rear side face of the supporting plate I.

As a preferred embodiment of the present invention, the moving assembly includes two second fixing plates, a threaded rod, a sliding seat and a rotating plate, the two second fixing plates are both installed on the front side surface of the first supporting plate, the threaded rod is rotatably installed between the two second fixing plates, the rotating plate is installed at one end of the threaded rod, the sliding seat is threadedly installed on the threaded rod, and the second supporting plate is fixedly connected with the sliding seat.

As a preferable embodiment of the invention, two sliding grooves II are formed in the front side surface of the first supporting plate, the two sliding grooves II are respectively positioned at the upper side and the lower side of the threaded rod, a sliding block II is slidably mounted on the sliding grooves II, and the sliding block II is fixedly connected with the second supporting plate.

As a preferred embodiment of the invention, the clamping assembly comprises two telescopic rods, two springs, two first sliding blocks and a semi-arc clamping plate, two first sliding grooves are formed in the front side surface of the second supporting plate, the two telescopic rods are respectively installed in the two first sliding grooves, the two sliding blocks are respectively installed in the two first sliding grooves in a sliding manner, the first sliding blocks are fixedly connected with the end parts of telescopic shafts of the telescopic rods, the semi-arc clamping plate is installed on the two first sliding blocks, and a buffering assembly is arranged on the semi-arc clamping plate.

According to a preferable embodiment of the invention, the left side and the right side of the front side surface of the second support plate are respectively provided with a first fixing plate, the first fixing plates are respectively in threaded connection with bolts, and one ends of the two bolts are in contact with the semi-arc clamping plate.

As a preferred embodiment of the invention, the buffer assembly comprises a soft rubber pad, and the soft rubber pad is arranged on one side surface of the half-arc clamping plate.

As a preferable embodiment of the invention, the fixing assembly comprises a second rotating column and a rotating plate, the second rotating column is rotatably arranged on the rear side face of the first supporting plate, the rotating plate is arranged at one end of the second rotating column, and the rotating plate and the transverse plate are arranged in a matched mode.

As a preferred embodiment of the present invention, an L-shaped plate is installed at one end of the first rotating cylinder, and the L-shaped plate is assembled to rotate the second rotating cylinder.

Compared with the prior art, the invention has the beneficial effects that: this laser head positioner based on focus high power density laser:

(1) the device is provided with a first fixing block and a first rotating column, the transverse plate is driven to be unfolded outwards under the rotating action of the first rotating column between the first fixing blocks, the transverse plate is transversely unfolded at the rear side of the first supporting plate, and the transverse plate can be automatically retracted under the condition of no external force by matching with the stretching action of an elastic rope between a second fixing block and a third fixing block, so that the labor force for manual retraction is saved, the transverse plate after being unfolded is fixed, the laser head is prevented from falling off, and the laser head is effectively protected;

(2) the device is when carrying out angle modulation to the laser head, and through rotating the rotor plate, the rotor plate drives the threaded rod and rotates between two fixed plates two for the slide acts on the threaded rod and moves, thereby drives two effects of backup pad, then the position of adjusting as required carries out angle modulation to the laser head, under the prerequisite that need not take off the laser head, conveniently carries out stable adjustment to the laser head, reduces the angle error that the laser head shines, saves the labour.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a rear view of the present invention;

FIG. 3 is a schematic rear view of the cross-sectional structure of the present invention;

FIG. 4 is a schematic cross-sectional front view of the present invention;

FIG. 5 is a schematic view of a chute according to the present invention;

FIG. 6 is an enlarged view of the structure at A in FIG. 2 according to the present invention;

FIG. 7 is an enlarged view of the structure at B in FIG. 2 according to the present invention.

In the figure: 1. a first support plate; 2. a second support plate; 3. a laser head body; 4. a vertical plate; 5. a first fixed block; 6. a first rotating column; 7. a transverse plate; 8. a second fixed block; 9. a third fixed block; 10. an elastic cord; 11. a telescopic rod; 12. a spring; 13. a first sliding block; 14. a half-arc splint; 15. a soft rubber cushion; 16. a first fixing plate; 17. a bolt; 18. a second fixing plate; 19. a rotating plate; 20. a slide base; 21. a second sliding block; 22. rotating the plate; 23. an L-shaped plate; 24. a threaded rod; 25. a first groove; 26. a second groove; 27. rotating the second column; 28. a first sliding chute; 29. and a second sliding chute.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-7, the present invention provides a technical solution: the laser head positioning device based on focusing high-power-density laser comprises a first supporting plate 1 and a laser head body 3, wherein a second supporting plate 2 is movably mounted on the front side of the first supporting plate 1 through a moving assembly, the laser head body 3 is movably mounted on the front side of the second supporting plate 2 through two clamping assemblies, vertical plates 4 are mounted on the left side and the right side of the rear side of the second supporting plate 2, two grooves two 26 are formed in the two vertical plates 4, two first fixing blocks 5 are mounted on one side of each vertical plate 4, a first rotating column 6 is rotatably mounted between the two first fixing blocks 5, two transverse plates 7 are mounted on the first rotating column 6, the two transverse plates 7 are respectively matched with the two grooves one 25, four grooves one 25 are formed in the rear side of the first supporting plate 1, the four grooves one 25 are located between the two transverse plates 7, tightening assemblies are arranged in, The fixing block III 9 and the elastic rope 10 are arranged, the fixing block II 8 is arranged on the rear side face of the transverse plate 7, the fixing block III 9 is arranged in the groove I25, the elastic rope 10 is arranged between the fixing block II 8 and the fixing block III 9, and two fixing components are arranged on the rear side face of the supporting plate I1.

The movable assembly comprises two fixed plates 18, a threaded rod 24, a sliding seat 20 and a rotating plate 19, the front side face of a first supporting plate 1 is installed on the two fixed plates 18, the threaded rod 24 is installed between the two fixed plates 18 in a rotating mode, one end of the threaded rod 24 is installed on the rotating plate 19, the sliding seat 20 is installed on the threaded rod 24 in a threaded mode, two support plates 2 and the sliding seat 20 are fixedly connected, the sliding seat 20 acts on the threaded rod 24 to move, the position of the two support plates 2 is adjusted, the angle of the laser head body 3 is adjusted, the effect of the rotating plate 19 is matched, the threaded rod 24 is conveniently rotated at any time, and the operation is convenient.

Two sliding grooves 29 are formed in the front side face of the first supporting plate 1, the two sliding grooves 29 are respectively located on the upper side and the lower side of the threaded rod 24, two sliding blocks 21 are slidably mounted on the two sliding grooves 29, the two sliding blocks 21 are fixedly connected with the second supporting plate 2, the sliding effect of the two sliding blocks 21 on the two sliding grooves 29 is utilized, the stability of the second supporting plate 2 during movement is improved, the stability of the laser head body 3 during movement is improved, and the working quality of the laser head body 3 is improved.

Clamping component includes two telescopic links 11, two springs 12, two first sliders 13 and half arc splint 14, two first spout 28 have been seted up to the leading flank of backup pad two 2, two telescopic links 11 are installed respectively in two first spout 28, two first sliders 13 are slidable mounting respectively in two first spout 28, slider 13 and telescopic shaft tip fixed connection of telescopic link 11, half arc splint 14 is installed on two first sliders 13, be provided with buffer assembly on half arc splint 14, telescopic effect through telescopic link 11, drive slider 13 and slide in one 28 of spout, cooperation spring 12's effect, utilize spring 12's elasticity to make half arc splint 14 can press from both sides tightly fixedly to the laser head body 3 that the size differs, increase half arc splint 14's application scope.

Fixed plate 16 is all installed to the left and right sides of two 2 leading flank in backup pad, and equal threaded connection has bolt 17 on two fixed plate 16, and two bolt 17's one end contacts with half arc splint 14, and bolt 17 on the device rotates at fixed plate 16 through bolt 17 for bolt 17's one end contacts with half arc splint 14, thereby carries out dual fixed to half arc splint 14, increases half arc splint 14 and to laser head body 3's fixity.

Buffering subassembly includes soft cushion 15, and soft cushion 15 is installed in a side of semi-arc splint 14 for laser head body 3 is pressing from both sides the fastening regularly, carries out the cushioning effect, avoids semi-arc splint 14 to damage laser head body 3 when fastening fixedly to laser head body 3.

Fixed subassembly is including rotating two 27 and commentaries on classics boards 22 of post, rotates two 27 rotations of post and installs the trailing flank in backup pad one 1, changes board 22 and installs the one end at rotating two 27 of post, changes board 22 and diaphragm 7 and be the phase-match setting, utilizes to rotate two 27 pivoted effects in backup pad one 1 of post, rotates commentaries on classics board 22 to fix diaphragm 7, make things convenient for the staff to fix diaphragm 7, increase diaphragm 7's stability.

The L-shaped plate 23 is installed at one end of the first rotating column 6, the L-shaped plate 23 is assembled to be used for rotating the second rotating column 27, and the first rotating column 6 is rotated through the L-shaped plate 23 under the action of rotation of the first rotating column 6 on the device, so that the operation is convenient.

The working principle of the embodiment is as follows: when the laser head positioning device based on focusing high-power-density laser is used, as shown in fig. 2 and 7, the whole device consists of a first support plate 1, a second support plate 2 and a laser head body 3, when the first support plate 1 needs to be fixed, the L-shaped plate 23 is rotated, the L-shaped plate 23 drives the first rotating column 6 to rotate between two first fixing blocks 5, when the first rotating column 6 rotates, two transverse plates 7 on the first rotating column 6 are driven to expand outwards, at the moment, the transverse plates 7 are just clamped in two grooves two 26 on a vertical plate 4, the transverse plate 7 is limited, then the second rotating column 27 is rotated, the second rotating column 27 drives the rotating plate 22 to rotate, when the rotating plate 22 rotates to the transverse plate 7, the transverse plate 7 is fixed, as shown in fig. 3 and 6, when the transverse plate 7 expands outwards, the elastic rope 10 is driven to stretch between the second fixing blocks 8 and the third fixing blocks 9, when the transverse plate 7 is not fixed, the transverse plate 7 is retracted under the action of the elastic force of the elastic rope 10 per se under the condition that manual operation of workers is not required, when the transverse plate 7 extends or retracts, one end, close to the first rotating column, of the transverse plate 7 slides in the first groove 25, and the transverse plate 7 can move more stably and rapidly through the first groove 25;

as shown in fig. 1 and 5, when the device is used, the laser head body 3 needs to be fixed on the second support plate 2, the two half-arc clamping plates 14 move towards two sides, the first half-arc clamping plate 14 drives the first sliding block 13 to slide in the first sliding groove 28 when moving, then the telescopic rod 11 contracts towards two sides, when the distance between the two half-arc clamping plates 14 is pulled to a certain position, the laser head body 3 is placed between the two half-arc clamping plates 14, then the two sliding blocks move towards the middle by using the elasticity of the spring 12 until the laser head body 3 is fixed, then the bolt 17 is rotated on the first fixing plate 16, when one end of the bolt 17 is contacted with the half-arc clamping plate 14, the bolt 17 is stopped to be rotated, then the first support plate 1 is fixed, as shown in fig. 4, when the angle of the laser head body 3 needs to be adjusted, the rotating plate 19 drives the threaded rod 24 to rotate between the two fixing plates 18, the threaded rod 24 drives the sliding seat 20 to move left and right on the threaded rod 24 when rotating, so as to drive the support plate II 2 to move left and right, the slide block II 21 is driven to slide in the sliding groove when the support plate II 2 moves, the support plate II 2 is limited and supported, so that the support plate II 2 can stably move, the stability of the laser head body 3 is enhanced, after the laser head is adjusted to a proper position, the rotation of the rotating plate 19 is stopped, the laser head body 3 can work at the moment, the operation process of the whole device is completed, and the content which is not described in detail in the specification belongs to the prior art which is known by professionals in the field.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.

Claims

1. A laser head positioning device based on focusing high-power-density laser comprises a first support plate (1) and a laser head body (3), wherein a second support plate (2) is movably mounted on the front side of the first support plate (1) through a moving assembly, the laser head body (3) is movably mounted on the front side of the second support plate (2) through two clamping assemblies, risers (4) are mounted on the left side and the right side of the rear side of the second support plate (2), two grooves (26) are formed in the two risers (4), two first fixed blocks (5) are mounted on one side of each riser (4), a first rotating column (6) is rotatably mounted between the two first fixed blocks (5), two transverse plates (7) are mounted on the first rotating column (6), the two transverse plates (7) are respectively matched with the two first grooves (25), and four first grooves (25) are formed in the rear side of the first support plate (1), four recess (25) all are located between two diaphragm (7), be provided with in recess (25) and tighten up the subassembly, it includes fixed block two (8), fixed block three (9) and stretch cord (10) to tighten up the subassembly, the trailing flank at diaphragm (7) is installed in fixed block two (8), install in recess one (25) fixed block three (9), stretch cord (10) are installed between fixed block two (8) and fixed block three (9), the trailing flank of backup pad one (1) is provided with two fixed subassemblies.

2. The laser head positioning device based on focused high power density laser of claim 1, characterized in that: the movable assembly comprises two fixing plates II (18), a threaded rod (24), a sliding seat (20) and a rotating plate (19), the two fixing plates II (18) are all installed on the front side face of the first supporting plate (1), the threaded rod (24) is installed between the two fixing plates II (18) in a rotating mode, one end of the threaded rod (24) is installed on the rotating plate (19), the sliding seat (20) is installed on the threaded rod (24) in a threaded mode, and the second supporting plate (2) is fixedly connected with the sliding seat (20).

3. The laser head positioning device based on focused high power density laser of claim 1, characterized in that: two sliding grooves II (29) are formed in the front side face of the supporting plate I (1), the two sliding grooves II (29) are located on the upper side and the lower side of the threaded rod (24) respectively, sliding blocks II (21) are slidably mounted on the sliding grooves II (29), and the sliding blocks II (21) are fixedly connected with the supporting plate II (2).

4. The laser head positioning device based on focused high power density laser of claim 1, characterized in that: clamping component includes two telescopic links (11), two springs (12), two slider (13) and half arc splint (14), two spout (28) have been seted up to the leading flank of backup pad two (2), two telescopic link (11) are installed respectively in two spout (28), two slider (13) are slidable mounting respectively in two spout (28), the telescopic shaft tip fixed connection of slider (13) and telescopic link (11), install on two slider (13) half arc splint (14), be provided with buffering component on half arc splint (14).

5. The laser head positioning device based on focused high power density laser of claim 1, characterized in that: fixed plate one (16) are all installed to the left and right sides of backup pad two (2) leading flank, two equal threaded connection has bolt (17) on fixed plate one (16), two the one end and half arc splint (14) of bolt (17) contact.

6. The laser head positioning device based on the focused high power density laser of claim 4, characterized in that: the buffer assembly comprises a soft rubber cushion (15), and the soft rubber cushion (15) is installed on one side face of the half-arc clamping plate (14).

7. The laser head positioning device based on focused high power density laser of claim 1, characterized in that: fixed subassembly is including rotating post two (27) and commentaries on classics board (22), rotate post two (27) and rotate the trailing flank of installing in backup pad one (1), change board (22) and install the one end at rotating post two (27), change board (22) and diaphragm (7) and set up for the phase-match.

8. The laser head positioning device based on focused high power density laser of claim 7, characterized in that: an L-shaped plate (23) is mounted at one end of the first rotating column (6), and the L-shaped plate (23) is assembled to rotate the second rotating column (27).