CN216386236U

CN216386236U - Laser beam machining head light path parameter detection device

Info

Publication number: CN216386236U
Application number: CN202122856046.1U
Authority: CN
Inventors: 孙志国
Original assignee: Suzhou Radium Wing Precision Technology Co ltd
Current assignee: Suzhou Radium Wing Precision Technology Co ltd
Priority date: 2021-11-19
Filing date: 2021-11-19
Publication date: 2022-04-26
Anticipated expiration: 2031-11-19

Abstract

The utility model relates to a light path parameter detection device of a laser processing head, which comprises a workbench, wherein a bracket, a position mark baffle plate and a light spot measuring plate are arranged on the upper end surface of the workbench in a sliding manner, the bracket, the position mark baffle plate and the light spot measuring plate are sequentially arranged from right to left, I-shaped sliders are respectively arranged at the bottom ends of the bracket, the position mark baffle plate and the light spot measuring plate, a T-shaped groove is formed in the upper end surface of the workbench corresponding to the I-shaped slider, a through groove is formed in the upper end surface of the bracket, a first rotating shaft and a second rotating shaft are respectively and rotatably arranged on the inner walls of the front end and the rear end of the through groove, a coupler is connected between the first rotating shaft and the second rotating shaft, the first rotating shaft extends forwards to penetrate through the bracket, supporting plates are respectively and slidably arranged at the front end and the rear end inside the through groove, the two supporting plates are respectively in threaded connection with the first rotating shaft and the second rotating shaft, connecting rods are respectively arranged at one side of the opposite surfaces of the two supporting plates, and arc-shaped clamping plates are respectively arranged on the connecting rods, a first handle is arranged at the front end of the first rotating shaft; the arc-shaped clamping plate is designed, so that the clamping is convenient; the design of threaded rod stabilizes spacingly.

Description

Laser beam machining head light path parameter detection device

Technical Field

The utility model relates to the technical field of laser processing head detection, in particular to a device for detecting optical path parameters of a laser processing head.

Background

Laser machining is a non-contact machining method that is increasingly widely used. The low-intensity parallel laser energy can be focused by an optical system to form a high-intensity energy field with a small diameter, and the high-intensity energy field acts on a workpiece to heat, melt or directly sublimate the workpiece so as to achieve the processing purposes of deformation, hardening, welding, cutting or scribing. A complete laser processing system includes a laser, an optical path transmission unit, a laser processing head, a motion and control system, a workpiece, and an auxiliary system (such as an auxiliary processing gas). A laser processing head is a very important part of a laser processing system. Conventional typical laser machining heads are made up of a series of relatively complex components. The device has the advantages that light beams emitted by a laser enter the spectroscope unit through the laser entrance port and the reflector unit, most of light energy is reflected to the direction of a workpiece, passes through the lens unit for focusing, the interval fine-adjustment unit, the auxiliary gas interface and the isolation lens cavity, and is applied to the workpiece through the nozzle for processing, after the laser processing head is produced, light path parameters of the laser processing head need to be detected, the prior patent with the patent number of 202120444991.8, including a test board, a scale ruler, a support and the like, although the device has stable and reliable use process and high accuracy, provides accurate data support for designing the size specification of the functional modules of the laser head and the number of installation modules, digitalizes and standardizes the light path parameters of the laser processing head, improves the data accuracy of a process test process, but the device lacks a proper limit structure when in use, and has poor stability of a position limit baffle and a light spot measurement plate, and the clamping of processing heads with different models and sizes is troublesome, the high speed of the bracket needs to be adjusted additionally, and the device is troublesome to use.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides a device for detecting the optical path parameters of a laser processing head.

(II) technical scheme

In order to achieve the purpose, the utility model provides the following technical scheme: a laser processing head light path parameter detection device comprises a workbench, wherein a support, a position mark baffle and a light spot measuring plate are arranged on the upper end face of the workbench in a sliding mode, the support, the position mark baffle and the light spot measuring plate are sequentially arranged from right to left, I-shaped sliders are arranged at the bottom ends of the support, the position mark baffle and the light spot measuring plate, a T-shaped groove is formed in the upper end face of the workbench corresponding to the I-shaped sliders, a through groove is formed in the upper end face of the support, a first rotating shaft and a second rotating shaft are respectively and rotatably arranged on the inner walls of the front end and the rear end of the through groove, a coupler is connected between the first rotating shaft and the second rotating shaft, the first rotating shaft extends forwards to penetrate through the support, supporting plates are respectively and slidably arranged at the front end and the rear end of the inside of the through groove, the two supporting plates are respectively in threaded connection with the first rotating shaft and the second rotating shaft, and connecting rods are respectively arranged on one side of the opposite surfaces of the two supporting plates, the connecting rod opposite face one side all is equipped with the arc type grip block, first pivot front end is equipped with the first in command.

Preferably in further, a through hole is formed in the position marking baffle, and a graduated scale is arranged at the front end of the workbench, so that light transmission is guaranteed, and measurement is facilitated.

Preferably in further, both ends all correspond about the workstation T type groove is equipped with the limiting plate, two limiting plate and workstation are all through bolted connection, spacing protection.

Preferably, threaded holes are formed in the front side and the rear side of the upper end surfaces of the I-shaped sliding blocks, threaded rods are arranged in the threaded holes, and the threaded rods are in threaded connection with the threaded holes to achieve stable limiting.

Preferably in further, a plurality of threaded rod top all is equipped with the second handle, both sides all correspond before the workstation up end the threaded rod is seted up flutedly, two both ends all are equipped with anti-skidding rubber pad around the recess, convenient rotation, improve stability.

In a further preferred mode, the front end faces of the plurality of H-shaped sliding blocks are provided with L-shaped pointers, so that the measurement accuracy is guaranteed.

(III) advantageous effects

Compared with the prior art, the utility model provides a laser processing head light path parameter detection device, which has the following beneficial effects:

according to the utility model, the arc-shaped clamping plates are designed, a first handle is grasped to rotate the first rotating shaft, the threads of the first rotating shaft and the second rotating shaft are reversely arranged, the shaft coupling realizes the rotating fit between the first rotating shaft and the second rotating shaft, the first rotating shaft and the second rotating shaft are both in threaded fit with the supporting plate, so that the supporting plate slides relative to the through groove, the connecting rod on the supporting plate is driven to be relatively close to the arc-shaped clamping plates, the two arc-shaped clamping plates are further used for clamping laser processing heads of different models, and the clamping is convenient; the design of the threaded rod, after sliding the I-shaped sliding block with the support and the position marking baffle to a proper position, the second handle is grabbed, the threaded rod is rotated, the threaded rod is in threaded fit with the threaded hole, the threaded rod is lifted relative to the I-shaped sliding block, the threaded rod extends into the groove, the threaded rod is matched with the anti-skid rubber pad to abut against the anti-skid rubber pad, and the stability of the I-shaped sliding block is achieved.

Drawings

Fig. 1 is a schematic overall structure diagram of a preferred optical path parameter detection device of a laser processing head in the utility model;

FIG. 2 is a schematic view of a preferred support structure of a laser processing head optical path parameter detection device according to the present invention;

fig. 3 is a schematic diagram of a preferred structure of an i-shaped slider and an L-shaped pointer of the optical path parameter detection device of the laser processing head of the present invention.

In the figure: 1. a work table; 2. a support; 3. a position marking baffle; 4. a light spot measuring plate; 5. an I-shaped slide block; 6. a T-shaped groove; 7. a through groove; 8. a first rotating shaft; 9. a second rotating shaft; 10. a coupling; 11. a support plate; 12. a connecting rod; 13. an arc-shaped clamping plate; 14. a first handle; 15. a through hole; 16. a graduated scale; 17. a limiting plate; 18. a threaded hole; 19. a threaded rod; 20. a second handle; 21. a groove; 22. An anti-skid rubber pad; 23. and an L-shaped pointer.

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.

The first embodiment is as follows:

referring to fig. 1-3, a device for detecting optical path parameters of a laser processing head includes a workbench 1, a support 2, a position mark baffle 3 and a light spot measuring plate 4 are slidably disposed on an upper end surface of the workbench 1, the support 2, the position mark baffle 3 and the light spot measuring plate 4 are sequentially disposed from right to left, i-shaped sliders 5 are disposed at bottom ends of the support 2, the position mark baffle 3 and the light spot measuring plate 4, a T-shaped groove 6 is disposed at the upper end surface of the workbench 1 corresponding to the i-shaped slider 5, a through groove 7 is disposed at an upper end surface of the support 2, a first rotating shaft 8 and a second rotating shaft 9 are respectively rotatably disposed on inner walls of front and rear ends of the through groove 7, a coupling 10 is connected between the first rotating shaft 8 and the second rotating shaft 9, the first rotating shaft 8 extends forward to penetrate through the support 2, support plates 11 are slidably disposed at front and rear ends inside the through groove 7, the two support plates 11 are respectively in threaded connection with the first rotating shaft 8 and the second rotating shaft 9, two 11 opposite face one sides of backup pad all are equipped with connecting rod 12, and connecting rod 12 opposite face one side all is equipped with arc

type grip block

13, and 8 front ends in first pivot are equipped with the first in command 14.

Referring to fig. 1, in this embodiment, a through hole 15 is formed in the position marking baffle 3, a graduated scale 16 is arranged at the front end of the workbench 1, limiting plates 17 are arranged at the left end and the right end of the workbench 1 corresponding to the T-shaped grooves 6, the two limiting plates 17 are connected with the workbench 1 through bolts, after installation is completed, the limiting plates 17 and the workbench 1 are screwed and fixed through bolts, the limiting plates 17 perform limiting protection on the i-shaped sliders 5 in the T-shaped grooves 6, laser irradiates outwards through the through hole 15, and after measurement is completed, reading is performed through the graduated scale 16.

Referring to fig. 1 and 3, in this embodiment, threaded holes 18 are formed in front and rear sides of the upper end surfaces of the i-shaped sliders 5, threaded rods 19 are arranged in the threaded holes 18, the threaded rods 19 are in threaded connection with the threaded holes 18, second handles 20 are arranged at top ends of the threaded rods 19, grooves 21 are formed in the front and rear sides of the upper end surface of the workbench 1 corresponding to the threaded rods 19, anti-skid rubber pads 22 are arranged at front and rear ends of the two grooves 21, L-shaped pointers 23 are arranged on the front end surfaces of the i-shaped sliders 5, the second handles 20 are grasped, the threaded rods 19 rotate, the threaded rods 19 are in threaded fit with the threaded holes 18, lifting of the threaded rods 19 relative to the i-shaped sliders 5 is achieved, the threaded rods 19 extend into the grooves 21, the threaded rods 19 are in fit with the anti-skid rubber pads 22, and the L-shaped sliders 23 indicate positions after the i-shaped sliders 5 are stabilized.

Example two:

in summary, when the laser processing device is used, firstly, the device is installed, the support 2 with the i-shaped slide block 5, the position marking baffle 3 and the light spot measuring plate 4 are correspondingly installed in the T-shaped groove 6 and are sequentially installed in a sliding manner, the support 2 is installed at the rightmost side, the light spot measuring plate 4 is installed at the leftmost side, after the installation is completed, the limiting plate 17 and the workbench 1 are screwed and fixed through bolts, the limiting plate 17 achieves limiting protection on the i-shaped slide block 5 in the T-shaped groove 6 and prevents slipping off, after the installation is completed, a camera is arranged outside the left side of the light spot measuring plate 4 and is connected with an external display to achieve monitoring and recording effects, after the connection is completed, a laser processing head to be detected is correspondingly installed, a first handle 14 is grasped to rotate the first rotating shaft 8, the first rotating shaft 8 and the second rotating shaft 9 are arranged in a threaded reverse direction, and the coupling 10 achieves the rotating fit between the first rotating shaft 8 and the second rotating shaft 9, first pivot 8 and second pivot 9 all with 11 screw-thread fit of backup pad, and then realize that backup pad 11 leads to groove 7 relatively and slide, and then drive connecting rod 12 and the arc grip block 13 in the backup pad 11 and be close to relatively, and then realize the centre gripping of two arc grip blocks 13 to different model laser beam machining heads.

Example three:

in summary, in use, after the clamping is completed, the h-shaped slider 5 with the bracket 2 and the position mark baffle 3 is slid to a proper position, the second handle 20 is grasped, the threaded rod 19 is rotated, the threaded rod 19 is in threaded fit with the threaded hole 18, the threaded rod 19 is lifted relative to the h-shaped slider 5, the threaded rod 19 extends into the groove 21, the threaded rod 19 is in fit and abut against the anti-slip rubber pad 22, the h-shaped slider 5 with the spot measurement plate 4 is stabilized, the h-shaped slider 5 slides until a spot is minimum, the sliding is stopped, the threaded rod 19 with the second handle 20 is rotated, the spot measurement plate 4 is stabilized and limited, and after the stable and limited, the L-shaped pointer 23 on the h-shaped slider 5 points on the scale 16, and the distance between the position mark plate and the spot measurement plate 4 is read, namely, the focal distance of the laser processing head.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments 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. The device for detecting the light path parameters of the laser processing head comprises a workbench (1), wherein a support (2), a position mark baffle (3) and a light spot measurement plate (4) are arranged on the upper end face of the workbench (1) in a sliding manner, the support (2), the position mark baffle (3) and the light spot measurement plate (4) are sequentially arranged from right to left, and the device is characterized in that I-shaped sliders (5) are arranged at the bottom ends of the support (2), the upper end face of the workbench (1) corresponds to the I-shaped sliders (5) and is provided with T-shaped grooves (6), a through groove (7) is formed in the upper end face of the support (2), a first rotating shaft (8) and a second rotating shaft (9) are respectively arranged on the inner walls of the front end and the rear end of the through groove (7) in a rotating manner, and a coupler (10) is connected between the first rotating shaft (8) and the second rotating shaft (9), first pivot (8) extend forward and run through support (2), it is equipped with backup pad (11), two all to slide at both ends around leading to groove (7) is inside backup pad (11) respectively with first pivot (8) and second pivot (9) threaded connection, two backup pad (11) opposite face one side all is equipped with connecting rod (12), connecting rod (12) opposite face one side all is equipped with arc type grip block (13), first pivot (8) front end is equipped with the first in command (14).

2. The optical path parameter detection device for a laser processing head according to claim 1, wherein: a through hole (15) is formed in the position marking baffle (3), and a graduated scale (16) is arranged at the front end of the workbench (1).

3. The optical path parameter detection device for a laser processing head according to claim 2, wherein: both ends all correspond about workstation (1) T type groove (6) are equipped with limiting plate (17), two limiting plate (17) and workstation (1) all pass through bolted connection.

4. The optical path parameter detection device for a laser processing head according to claim 1, wherein: threaded holes (18) are formed in the front and the rear sides of the upper end faces of the I-shaped sliding blocks (5), threaded rods (19) are arranged in the threaded holes (18), and the threaded rods (19) are in threaded connection with the threaded holes (18).

5. The optical path parameter detection device for a laser processing head according to claim 4, wherein: it is a plurality of threaded rod (19) top all is equipped with second handle (20), both sides all correspond before and after workstation (1) up end threaded rod (19) are seted up flutedly (21), two both ends all are equipped with anti-skidding rubber pad (22) around flutedly (21).

6. The optical path parameter detection device for a laser processing head according to claim 4, wherein: the front end surfaces of the I-shaped sliding blocks (5) are provided with L-shaped pointers (23).