CN217637929U

CN217637929U - Automatic testing device for uniformity of large-size light spots

Info

Publication number: CN217637929U
Application number: CN202221078851.4U
Authority: CN
Inventors: 渠凤翠
Original assignee: Beijing Sanmeng Hengye Optoelectronics Technology Co ltd
Current assignee: Beijing Sanmeng Hengye Optoelectronics Technology Co ltd
Priority date: 2022-05-07
Filing date: 2022-05-07
Publication date: 2022-10-21
Anticipated expiration: 2032-05-07

Abstract

The utility model relates to a facula test technical field especially relates to jumbo size facula homogeneity automatic testing arrangement, has solved that current detection method operates and gets up time consuming among the prior art, and the point is got owing to manual operation to the position moreover, can bring certain deviation, has influenced the problem of the uniformity of test result. Automatic testing arrangement of jumbo size facula homogeneity, comprising a base plate, the upper end fixedly connected with light source emitter of bottom plate, fixedly connected with supporting seat on the bottom plate, fixedly connected with target surface on the supporting seat, fixedly connected with mounting panel on the bottom plate, fixedly connected with cylinder on the mounting panel, be equipped with the sliding part who is used for measuring not equidimension facula on the cylinder. The utility model discloses the position of dynamometer probe is by guide rail control, has avoided the error of people for the position is got some.

Description

Automatic testing device for uniformity of large-size light spots

Technical Field

The utility model relates to a facula test technical field especially relates to jumbo size facula homogeneity automatic testing arrangement.

Background

The spot power density uniformity index is an important parameter for evaluating the performance of a laser spot, usually, the means for evaluating the spot uniformity is to drive the laser spot into a CCD (charge coupled device) for measurement, but for a large-size spot, the size of the CCD is far smaller than that of the spot, the method is not feasible any more, the power density of a plurality of position points at different positions on the spot is respectively and sequentially measured by a power meter on a small target surface in the conventional large-spot test, and the power density uniformity is calculated.

An automatic testing device for the uniformity of large-sized spots is required to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a jumbo size facula homogeneity automatic testing arrangement, it is more time-consuming to have solved among the prior art current detection method operation, and the point is got owing to manual operation to the position moreover, can bring certain deviation, has influenced the problem of the uniformity of test result.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

automatic testing arrangement of jumbo size facula homogeneity, comprising a base plate, the upper end fixedly connected with light source emitter of bottom plate, fixedly connected with supporting seat on the bottom plate, fixedly connected with target surface on the supporting seat, fixedly connected with mounting panel on the bottom plate, fixedly connected with cylinder on the mounting panel, be equipped with the sliding part who is used for measuring not equidimension facula on the cylinder.

Preferably, the sliding component comprises four connecting plates fixedly connected to the left end of the cylinder, the four connecting plates are connected with the power meter probe through the moving component in a sliding mode, and the position of the power meter probe can be automatically adjusted due to the arrangement of the sliding component.

Preferably, the four connecting plates are arranged in a cross mode, and the included angle between every two adjacent connecting plates is 45 degrees.

Preferably, the sliding part includes the electronic slide rail of sliding connection on the connecting plate lateral wall, sliding connection has the sliding sleeve on the electronic slide rail, sliding sleeve and dynamometer probe fixed connection, the setting of sliding part can provide power for sliding of dynamometer probe.

Preferably, the sliding sleeve is provided with a disassembling component and a locking component which are convenient for replacing the probe of the power meter.

The disassembly part comprises two mounting grooves formed in the sliding sleeve, an insertion block is fixedly connected to the upper end of the dynamometer probe, a round opening is formed in the insertion block, a push column penetrating through the sliding sleeve is connected in the round opening in a sliding mode, and the disassembly part is convenient to disassemble the dynamometer probe.

Preferably, locking part includes that fixed connection is at one section fender dish of pushing away post, be equipped with the cavity in the pushing away the post, sliding connection has the baffle in the cavity, two through spring elastic connection between the baffle, fixedly connected with runs through the wedge that pushes away the post on the baffle, locking part's setting is convenient for fixed to the dynamometer probe.

The utility model discloses possess following beneficial effect at least:

1. through setting up the part that slides, by the motion of computer program control electronic slide rail on the one hand, the numerical value of direct reading power meter on the one hand, program control moves different position points in proper order and measures, all data acquisition finishes the back and can directly reachs the homogeneity result by the program calculation, and this method is simple high-efficient, very big improvement the efficiency of testing process, because power meter probe position is by guide rail control, avoided the error of artificial position point of getting moreover.

2. Through setting up detaching part and locking part, can carry out the change of dynamometer probe when the dynamometer probe damages, when the change that needs carry out the dynamometer probe, press two wedge, then twitch the support pillar, carry out the dismantlement of support pillar and can take out the dynamometer probe.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without any creative effort.

Fig. 1 is an external structural schematic diagram of the automatic large-size light spot uniformity testing device provided by the present invention;

fig. 2 is a schematic diagram of an external structure of a connecting plate of the automatic large-size light spot uniformity testing device provided by the present invention;

fig. 3 is a schematic view of an external structure of the sliding sleeve of the automatic testing device for the uniformity of large-size light spots according to the present invention;

fig. 4 is the utility model provides a big size facula homogeneity automatic testing arrangement's cavity inner structure schematic diagram.

In the figure: 1. a base plate; 2. a light source emitter; 3. a target surface; 4. mounting a plate; 5. a connecting plate; 6. a power meter probe; 7. an electric slide rail; 8. a sliding sleeve; 9. mounting grooves; 10. inserting a block; 11. a round mouth; 12. pushing the column; 13. a catch tray; 14. a cavity; 15. a spring; 16. a wedge block.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Example 1

Referring to fig. 1-2, the automatic testing device for uniformity of large-size light spots comprises a bottom plate 1, a light source emitter 2 fixedly connected to the upper end of the bottom plate 1, a supporting seat fixedly connected to the bottom plate 1, a target surface 3 fixedly connected to the supporting seat, a mounting plate 4 fixedly connected to the bottom plate 1, a cylinder fixedly connected to the mounting plate 4, and sliding parts for measuring light spots of different sizes arranged on the cylinder.

The sliding component comprises four connecting plates 5 fixedly connected to the left end of the cylinder, and the four connecting plates 5 are connected with a dynamometer probe 6 through a moving component in a sliding mode.

The four connecting plates 5 are arranged in a cross mode, and the included angle between every two adjacent connecting plates 5 is 45 degrees, and the four connecting plates 5 are fixedly connected.

The sliding part comprises an electric sliding rail 7 which is connected to the side wall of the connecting plate 5 in a sliding manner, a sliding sleeve 8 is connected to the electric sliding rail 7 in a sliding manner, the sliding sleeve 8 is fixedly connected with the power meter probe 6, the light source emitter 2 emits light to the target surface 3 to form light spots, the electric sliding rail 7 is controlled by a computer program to move at the moment (the electric sliding rail 7 controlled by the computer program is the prior art, the description is omitted here, and the electric sliding rail 7 controlled by the computer program enables the movement displacement to be more accurate), so that the sliding sleeve 8 moves, the power meter probe 6 moves to a required place, then the power meter probe 6 automatically reads the numerical value of the power meter, the uniformity result can be directly obtained by program calculation after all data acquisition is finished, and because the position of the power meter probe 6 is controlled by the electric sliding rail 7, the error of point taking by artificial position is avoided.

Example 2

Referring to fig. 3-4, the automatic testing device for the uniformity of the large-size light spots comprises a bottom plate 1, a light source emitter 2 fixedly connected to the upper end of the bottom plate 1, a supporting seat fixedly connected to the bottom plate 1, a target surface 3 fixedly connected to the supporting seat, a mounting plate 4 fixedly connected to the bottom plate 1, a cylinder fixedly connected to the mounting plate 4, and sliding parts for measuring the light spots of different sizes arranged on the cylinder.

The sliding sleeve 8 is provided with a disassembling component and a locking component which are convenient for replacing the power meter probe 6.

The disassembling component comprises two installing grooves 9 arranged on the sliding sleeve 8, an inserting block 10 is fixedly connected to the upper end of the dynamometer probe 6, the inserting block 10 is provided with a round opening 11, and a pushing column 12 penetrating through the sliding sleeve 8 is connected in the round opening 11 in a sliding mode.

The locking part comprises a blocking disc 13 fixedly connected to one section of a push column 12, a cavity 14 is arranged in the push column 12, a baffle is connected in the cavity 14 in a sliding mode, the two baffles are elastically connected through a spring 15, a wedge block 16 penetrating through the push column 12 is fixedly connected to the baffle, in an initial state, an insert block 10 is inserted into a mounting groove 9, the push column 12 penetrates through a round opening 11 and penetrates through a sliding sleeve 8, in the process, the wedge block 16 firstly abuts against the sliding sleeve 8, the wedge block 16 retracts into the cavity 14, the spring 15 is compressed, when the push column 12 penetrates through the sliding sleeve 8, the wedge block 16 is pushed out under the action of the spring 15, at the moment, the side wall of the wedge block 16 abuts against the lower side wall of the sliding sleeve 8, at the moment, the wedge block 16 cannot reset, at the moment, the lower end face of the blocking disc 13 abuts against the upper end face of the sliding sleeve 8, the push column 12 cannot move up and down, the limit of the push column 12 is carried out, the limit of the insert block 10 is further realized, the fixing of a power meter probe 6 is realized, when the two wedge blocks 16 are required to be dismounted, and then the push column 12 is drawn out, and the power meter probe can be dismounted.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the principles of the present invention may be applied to any other embodiment without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. Automatic testing arrangement of jumbo size facula homogeneity, including bottom plate (1), its characterized in that, upper end fixedly connected with light source emitter (2) of bottom plate (1), fixedly connected with supporting seat on bottom plate (1), fixedly connected with target surface (3) on the supporting seat, fixedly connected with mounting panel (4) on bottom plate (1), fixedly connected with cylinder on mounting panel (4), be equipped with the part that slides that is used for measuring not equidimension facula on the cylinder.

2. The automatic large-size light spot uniformity testing device according to claim 1, wherein the sliding component comprises four connecting plates (5) fixedly connected to the left end of the cylinder, and each of the four connecting plates (5) is slidably connected to a power meter probe (6) through a moving component.

3. The device for automatically testing the uniformity of the large-size light spot according to claim 2, wherein four connecting plates (5) are arranged in a crossed manner, and an included angle between two adjacent connecting plates (5) is 45 degrees, and the four connecting plates (5) are fixedly connected with each other.

4. The automatic large-size light spot uniformity testing device according to claim 2, wherein the sliding component comprises an electric sliding rail (7) slidably connected to a side wall of the connecting plate (5), a sliding sleeve (8) is slidably connected to the electric sliding rail (7), and the sliding sleeve (8) is fixedly connected to the power meter probe (6).

5. The automatic large-size light spot uniformity testing device according to claim 4, wherein the sliding sleeve (8) is provided with a disassembling component and a locking component which are convenient for replacing the power meter probe (6).

6. The automatic large-size light spot uniformity testing device according to claim 5, wherein the dismounting component comprises two mounting grooves (9) arranged on a sliding sleeve (8), an insert (10) is fixedly connected to the upper end of the dynamometer probe (6), the insert (10) is provided with a round opening (11), and a push column (12) penetrating through the sliding sleeve (8) is slidably connected to the round opening (11).

7. The device for automatically testing the uniformity of a large-size light spot according to claim 6, wherein the locking component comprises a baffle disc (13) fixedly connected to one section of the push column (12), a cavity (14) is formed in the push column (12), a baffle is slidably connected in the cavity (14), the two baffle are elastically connected through a spring (15), and a wedge block (16) penetrating through the push column (12) is fixedly connected to the baffle.