Femtosecond laser guide arm structure

Abstract

The utility model relates to the technical field of laser transmission, and discloses a femtosecond laser guide arm structure, which comprises a fixed base and a fixed base placing table top, the heat dissipation structure comprises a heat dissipation part and a driving part, the heat dissipation part comprises a first light guide arm arranged outside the fixed base, a heat dissipation box is fixedly installed on the outer wall of one side of the first light guide arm, an electric push rod is arranged in the heat dissipation box, and three sets of fixed ring plates are fixedly installed on the outer wall of the electric push rod; two groups of fan blades are fixedly mounted on the outer wall of the fixed ring plate; the driving part comprises a first electric control box fixedly mounted on the outer wall of one side of the first light guide arm, the first electric control box is electrically connected with an electric push rod, and a damping spring rod is fixedly mounted at one end of the electric push rod, so that the purpose of quickly cooling the interior of the device is achieved, the cooling efficiency of the device is improved, the service life of the device is prolonged, and the durability of the device is improved; and loss of hot air on inner wall parts of the device is reduced.

Description

Technical Field

[0001] The utility model belongs to the technical field of laser transmission, and in particular relates to a femtosecond laser light guide arm structure. Background Art

[0002] Femtosecond laser technology, a novel processing technique developed in the 20th century, offers advantages such as short processing time, high instantaneous power, high precision, minimal damage to the material being processed, and the ability to process a wide variety of materials. In laser cutting, a light-guiding arm is typically used to transmit the laser light, allowing it to cut the sample along a predetermined path.

[0003] The utility model with announcement number CN213614769U discloses a laser light guide arm, comprising a base, a first light guide tube, a cylinder, and a second light guide tube. The first light guide tube is mounted on the top of the base, the cylinder is mounted on the outer wall of the first light guide tube, the second light guide tube is mounted on the top of the cylinder, a lifting mechanism is mounted on the inner wall of the cylinder, and a fixing mechanism is mounted on the outer wall of the cylinder. By moving the handle to the right, the laser light guide arm can drive the block to move outward and compress the spring. At the same time, the block moves out of the inner cavity of the card slot, releasing the cylinder from its fixation. By moving the handle upward, the cylinder can be driven upward on the outer wall of the first light guide tube, thereby increasing the height of the light guide arm. The device can conveniently adjust the height of the first light guide tube. When working at a longer distance, there is no need to move the entire device, making it very convenient to use.

[0004] However, the above patent still has the following problems: a large amount of heat is generated inside the laser light guide arm during use, the heat dissipation efficiency inside the device is low, which will accelerate the wear of the internal parts of the device; the laser light guide arm is inconvenient to adjust during use, the scope of use of the device is limited, and the use of the device is inconvenient.

[0005] In view of this, the present utility model is proposed. Utility Model Content

[0006] In order to solve the technical problem of poor heat dissipation inside the above-mentioned device, the basic concept of the technical solution adopted by the present invention is:

[0007] A femtosecond laser light guide arm structure, comprising:

[0008] Fixed base, fixed base placed on the table;

[0009] The heat dissipation structure includes a heat dissipation part and a driving part. The heat dissipation part includes a first light guide arm arranged on the outside of the fixed base, a heat dissipation box is fixedly installed on the outer wall of one side of the first light guide arm, an electric push rod is arranged inside the heat dissipation box, three groups of fixed ring plates are fixedly installed on the outer wall of the electric push rod, and two groups of fan blades are fixedly installed on the outer wall of the fixed ring plate; the driving part includes a first electric control box fixedly installed on the outer wall of one side of the first light guide arm, the first electric control box is electrically connected to the electric push rod, a damping spring rod is fixedly installed on one end of the electric push rod, and one end of the damping spring rod is fixedly installed on the inner wall of one side of the heat dissipation box.

[0010] As a preferred embodiment of the present invention, the heat dissipation part also includes two groups of holes opened on the outer walls on both sides of the heat dissipation box, heat dissipation hole plates are arranged in the holes, a heat dissipation groove is opened at the bottom of the heat dissipation box, and a limiting hole is opened inside the first light guide arm, and the heat dissipation groove and the limiting hole are connected.

[0011] As a preferred embodiment of the present invention, two groups of first fixing plates are fixedly installed on the outer wall of the fixed base, two groups of first thread grooves are opened inside the first fixing plates, and first limiting bolts are spirally installed inside the first thread grooves.

[0012] As a preferred embodiment of the present utility model, a second fixing plate is fixedly installed on the top of the fixed base, a first rotating rod is hingedly installed inside the second fixing plate, a hole is opened inside the first light guide arm, the outside of the first rotating rod is fixedly connected to the inner wall of the first light guide arm, and a first knob is rotatably installed on the outer wall on the other side of the second fixing plate, and one end of the first knob is fixedly connected to one end of the first rotating rod.

[0013] As a preferred embodiment of the present invention, a second light guide arm is hingedly mounted on an outer wall of one side of the first light guide arm, a second knob is rotatably mounted on an outer wall of one side of the first light guide arm, and one end of the second knob is fixedly connected to an outer wall of one side of the second light guide arm.

[0014] As a preferred embodiment of the present invention, a third knob is hingedly mounted on an outer wall of one side of the second light guide arm, and a third light guide arm is fixedly mounted on an outer wall of the third knob.

[0015] As a preferred embodiment of the present invention, a laser head is fixedly installed at the bottom of the third light guide arm, and wires are arranged inside the first light guide arm, the second light guide arm and the third light guide arm, one end of the wire is connected to an external power supply, and the other end of the wire is connected to the laser head.

[0016] Compared with the prior art, the present invention has the following beneficial effects:

[0017] 1. Achieve the purpose of rapid heat dissipation inside the device, improve the heat dissipation efficiency of the device, extend the service life of the device, improve the durability of the device, and reduce the damage of heat to the inner wall parts of the device.

[0018] 2. Achieve the purpose of position adjustment of the laser light guide arm, improve the adjustment efficiency of the device, expand the scope of application of the device, and improve the flexibility of the device.

[0019] 3. Achieve the purpose of using the laser, facilitate the purpose of adjusting the support arm, simplify the adjustment steps of the device, and improve the convenience of using the device.

[0020] The specific embodiments of the present invention will be described in further detail below with reference to the accompanying drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In the attached figure:

[0022] Figure 1 It is a front view of the utility model;

[0023] Figure 2 It is a structural diagram of the utility model;

[0024] Figure 3 This is a schematic diagram of the disassembly of the fixed base and the first thread groove of the utility model;

[0025] Figure 4 It is the first light guide arm of the utility model;

[0026] Figure 5 This is a schematic diagram of the disassembly of the heat dissipation box of the present utility model;

[0027] Figure 6 It is an enlarged view of part A of the present utility model.

[0028] In the figure: 10. Fixed base; 11. First fixed plate; 12. First threaded groove; 13. First limiting bolt; 14. Second fixed plate; 15. First knob; 16. First rotating rod; 17. First light guide arm; 18. Second light guide arm; 19. Third light guide arm; 20. Laser head; 21. Limiting hole; 22. Second knob; 23. Third knob; 24. First electric control box; 25. Heat sink; 26. Electric push rod; 27. Fixed ring plate; 28. Fan blade; 29. ​​Damping spring rod; 30. Heat dissipation hole plate; 31. Heat dissipation groove. DETAILED DESCRIPTION

[0029] In order to make the purpose, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. The following embodiments are used to illustrate the present invention.

[0030] Example 1: A femtosecond laser light guide arm structure, specifically as follows Figure 1 、 Figure 4 、 Figure 5 and Figure 6 As shown, it includes a fixed base 10, which is placed on a table; a heat dissipation structure, which includes a heat dissipation part and a driving part, and the heat dissipation part includes a first light guide arm 17 arranged on the outside of the fixed base 10, and a heat dissipation box 25 is fixedly installed on the outer wall of one side of the first light guide arm 17, and an electric push rod 26 is provided inside the heat dissipation box 25, and three groups of fixed ring plates 27 are fixedly installed on the outer wall of the electric push rod 26, and two groups of fan blades 28 are fixedly installed on the outer wall of the fixed ring plate 27; the driving part includes a first electric control box 24 fixedly installed on the outer wall of one side of the first light guide arm 17, the first electric control box 24 is electrically connected to the electric push rod 26, and a damping spring rod 29 is fixedly installed on one end of the electric push rod 26, and one end of the damping spring rod 29 is fixedly installed on the inner wall of one side of the heat dissipation box 25. The fan blades 28 are fixed by the fixed ring plate 27, and the first electric control box 24 is started to drive the electric push rod 26. When the electric push rod 26 moves, the electric push rod 26 is supported by the damping spring rod 29, so that the electric push rod 26 moves left and right, and the fixed ring plate 27 moves, driving the fan blades 28 to fan back and forth.

[0031] Specific as Figure 1 、 Figure 4 、 Figure 5 and Figure 6 As shown, the heat dissipation unit also includes two sets of holes on the outer walls of the heat dissipation box 25 on both sides, with heat dissipation holes 30 installed in the holes. The bottom of the heat dissipation box 25 is provided with a heat dissipation groove 31. The first light guide arm 17 is provided with a limit hole 21 inside, and the heat dissipation groove 31 and the limit hole 21 are connected. The fanned airflow is output through the heat dissipation holes 30, and the airflow inside the first light guide arm 17 is output through the heat dissipation groove 31.

[0032] According to the above conclusions, through the structure of the first light guide arm 17, the first electric control box 24, the heat dissipation box 25, the electric push rod 26, the fixed ring plate 27, the fan blades 28, the damping spring rod 29, the heat dissipation hole plate 30 and the heat dissipation groove 31, the purpose of quickly dissipating heat inside the device is achieved, the heat dissipation efficiency of the device is improved, the service life of the device is extended, the durability of the device is improved, and the damage to the inner wall parts of the device caused by heat is reduced.

[0033] Example 2: Based on Example 1, the specific example is as follows Figure 1 、 Figure 2 and Figure 3As shown, the outer wall of the fixed base 10 is fixedly installed with two groups of first fixed plates 11, the inside of the first fixed plate 11 is provided with two groups of first threaded grooves 12, and the inside of the first threaded groove 12 is spirally installed with a first limiting bolt 13. Rotate the first limiting bolt 13, and the first limiting bolt 13 is spirally installed in the inside of the first threaded groove 12, and the first fixed plate 11 is limited and fixed on the table top.

[0034] Specifically as Figure 1 、 Figure 2 and Figure 3 shown, the top of the fixed base 10 is fixedly installed with a second fixed plate 14, the inside of the second fixed plate 14 is hingedly installed with a first rotating rod 16, the inside of the first light guide arm 17 is provided with a hole, the outside of the first rotating rod 16 is fixedly connected with the inner wall of the first light guide arm 17, the other side of the outer wall of the second fixed plate 14 is rotatably installed with a first knob 15, and one end of the first knob 15 is fixedly connected with one end of the first rotating rod 16. Rotate the first knob 15 to drive the first rotating rod 16 to rotate and adjust the orientation of the first light guide arm 17.

[0035] Specifically as Figure 1 、 Figure 2 and Figure 3 shown, the outside wall of the first light guide arm 17 is hingedly installed with a second light guide arm 18, the outside wall of the first light guide arm 17 is rotatably installed with a second knob 22, and one end of the second knob 22 is fixedly connected with the outside wall of the second light guide arm 18. Rotate the second knob 22 to drive the second light guide arm 18 to rotate on the first light guide arm 17 and adjust the orientation of the second light guide arm 18.

[0036] According to the above, through the structure of the fixed base 10, the first fixed plate 11, the first threaded groove 12, the first limiting bolt 13, the second fixed plate 14, the first knob 15, the first rotating rod 16, the first light guide arm 17, the second light guide arm 18 and the second knob 22, the position of the laser light guide arm is adjusted, the adjustment efficiency of the device is improved, the application range of the device is expanded, and the flexibility of the device is improved.

[0037] Example three: based on example one and example two, specifically as Figure 1 、 Figure 2 and Figure 4 shown, the outside wall of the second light guide arm 18 is hingedly installed with a third knob 23, and the outside wall of the third knob 23 is fixedly installed with a third light guide arm 19. Rotate the third knob 23 to adjust the orientation of the third light guide arm 19.

[0038] Specifically as Figure 1 、 Figure 2 and Figure 4As shown, a laser head 20 is fixedly mounted at the bottom of the third light guide arm 19. Wires are provided inside the first light guide arm 17, the second light guide arm 18, and the third light guide arm 19. One end of the wire is connected to an external power source, and the other end of the wire is connected to the laser head 20. The laser is used through the laser head 20.

[0039] In summary, through the structure of the second light guide arm 18, the third light guide arm 19, the laser head 20 and the third knob 23, the purpose of using the laser is achieved, the purpose of adjusting the support arm is facilitated, the adjustment steps of the device are simplified, and the convenience of using the device is improved.

[0040] Working principle: The fixed base 10 is placed on the table and is limited and fixed by the first threaded groove 12 and the first limiting bolt 13 on the two groups of first fixed plates 11 to ensure the stability of the entire structure. The heat dissipation structure includes a heat dissipation part and a driving part. The heat dissipation part is arranged on the outside of the first light guide arm 17, specifically a heat dissipation box 25, which is equipped with an electric push rod 26. Three groups of fixed ring plates 27 are fixed on the outer wall of the electric push rod 26, and two groups of fan blades 28 are fixed on the fixed ring plate 27. The driving part is the first electric control box 24, which is electrically connected to the electric push rod 26. When the first electric control box 24 is started, the electric push rod 26 starts to move. One end of the electric push rod 26 is connected to the inner wall of one side of the heat dissipation box 25 through a damping spring rod 29, providing support and allowing the electric push rod 26 to move left and right. This movement drives the fixed ring plate 27 and fan blades 28 to fan back and forth, generating airflow. Heat dissipation box 25 has heat dissipation holes 30 on both sides of its outer walls and a heat dissipation groove 31 at its bottom, which connects to the limiting hole 21 inside the first light guide arm 17. The fanned airflow is output through the heat dissipation holes 30, while the heat dissipation groove 31 simultaneously discharges the airflow inside the first light guide arm 17, achieving a heat dissipation effect. The second fixed plate 14 is fixed to the top of the fixed base 10. A first rotating rod 16 is hingedly connected to the second fixed plate 14, which is fixedly connected to the inner wall of the first light guide arm 17. Rotating the first knob 15 rotates the first rotating rod 16, thereby adjusting the orientation of the first light guide arm 17. A second light guide arm 18 is hingedly connected to the outer wall of one side of the first light guide arm 17. Rotating the second knob 22 rotates the second light guide arm 18 on the first light guide arm 17, adjusting its orientation. A third knob 23 is hingedly connected to the outer wall of the second light guide arm 18, and a third light guide arm 19 is fixed to the outer wall of the third knob 23. Rotating the third knob 23 adjusts the orientation of the third light guide arm 19. A laser head 20 is fixed to the bottom of the third light guide arm 19. Electrical wires are installed inside the first, second, and third light guide arms 17, 18, and 19. One end of the wire is connected to an external power source, and the other end is connected to the laser head 20. The laser head 20 enables the use of the laser.

[0041] It is understood that the present invention is described by way of certain embodiments, and those skilled in the art will appreciate that various changes or equivalent substitutions may be made to these features and embodiments without departing from the spirit and scope of the present invention. Furthermore, under the guidance of the present invention, these features and embodiments may be modified to suit specific circumstances and materials without departing from the spirit and scope of the present invention. Therefore, the present invention is not limited to the specific embodiments disclosed herein, and all embodiments falling within the scope of the claims of this application are intended to be protected by the present invention.

Claims

1. A femtosecond laser light guide arm structure, characterized in that: include: A fixed base (10), the fixed base (10) is placed on the table; The heat dissipation structure comprises a heat dissipation part and a driving part. The heat dissipation part comprises a first light guide arm (17) arranged outside a fixed base (10), a heat dissipation box (25) is fixedly mounted on an outer wall of one side of the first light guide arm (17), an electric push rod (26) is arranged inside the heat dissipation box (25), three groups of fixed ring plates (27) are fixedly mounted on the outer wall of the electric push rod (26), and two groups of fan blades (28) are fixedly mounted on the outer wall of the fixed ring plate (27); the driving part comprises a first electric control box (24) fixedly mounted on an outer wall of one side of the first light guide arm (17), the first electric control box (24) is electrically connected to the electric push rod (26), a damping spring rod (29) is fixedly mounted on one end of the electric push rod (26), and one end of the damping spring rod (29) is fixedly mounted on an inner wall of one side of the heat dissipation box (25).

2. The femtosecond laser light guide arm structure according to claim 1, characterized in that: The heat dissipation portion further comprises two groups of holes formed on the outer walls of both sides of the heat dissipation box (25), heat dissipation hole plates (30) being provided in the holes, a heat dissipation groove (31) being provided at the bottom of the heat dissipation box (25), a limiting hole (21) being provided inside the first light guide arm (17), and the heat dissipation groove (31) and the limiting hole (21) being communicated with each other.

3. The femtosecond laser light guide arm structure according to claim 1, characterized in that: Two groups of first fixing plates (11) are fixedly mounted on the outer wall of the fixing base (10); two groups of first thread grooves (12) are formed inside the first fixing plates (11); and first limiting bolts (13) are screwedly mounted inside the first thread grooves (12).

4. The femtosecond laser light guide arm structure according to claim 1, characterized in that: A second fixing plate (14) is fixedly mounted on the top of the fixing base (10); a first rotating rod (16) is hingedly mounted inside the second fixing plate (14); a hole is provided inside the first light guide arm (17); the outside of the first rotating rod (16) is fixedly connected to the inner wall of the first light guide arm (17); a first knob (15) is rotatably mounted on the outer wall of the other side of the second fixing plate (14); one end of the first knob (15) is fixedly connected to one end of the first rotating rod (16).

5. The femtosecond laser light guide arm structure according to claim 1, characterized in that: A second light guide arm (18) is hingedly mounted on one side outer wall of the first light guide arm (17); a second knob (22) is rotatably mounted on one side outer wall of the first light guide arm (17); and one end of the second knob (22) is fixedly connected to one side outer wall of the second light guide arm (18).

6. The femtosecond laser light guide arm structure according to claim 5, characterized in that: A third knob (23) is hingedly mounted on one side outer wall of the second light guide arm (18), and a third light guide arm (19) is fixedly mounted on the outer wall of the third knob (23).

7. The femtosecond laser light guide arm structure according to claim 6, characterized in that: A laser head (20) is fixedly mounted on the bottom of the third light guide arm (19); wires are arranged inside the first light guide arm (17), the second light guide arm (18), and the third light guide arm (19); one end of the wire is connected to an external power source, and the other end of the wire is connected to the laser head (20).

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