CN217639846U

CN217639846U - A tool for MiniLED is shaded and is lighted test

Info

Publication number: CN217639846U
Application number: CN202221607760.5U
Authority: CN
Inventors: 胡俊
Original assignee: Xiamen Honghan Optoelectronics Technology Co ltd
Current assignee: Xiamen Honghan Optoelectronics Technology Co ltd
Priority date: 2022-06-24
Filing date: 2022-06-24
Publication date: 2022-10-21
Anticipated expiration: 2032-06-24

Abstract

The utility model discloses a tool for miniLED is shaded from sun and lights test, which comprises a fixing base, first lead screw, two are all installed to unable adjustment base top both sides the slider has all been cup jointed in the first lead screw both ends outside, with two of end the slider top is equipped with the grip block, two be equipped with the board in a poor light between the grip block, the second lead screw is all installed to unable adjustment base both sides outer wall, two the mount has been cup jointed in the second lead screw outside, movable probe is all installed to the inboard top both sides of mount. The utility model discloses a first motor work makes two first lead screws take place to rotate, can adjust the distance between two grip blocks for the device can be shaded to not unidimensional LED and carry out the centre gripping and fix, and the activity probe can be tested the board that is shaded, and second motor work makes two second lead screws take place to rotate, makes the position of adjusting mount and activity probe, can test the different positions of the board that is shaded.

Description

A tool for MiniLED is shaded and is lighted test

Technical Field

The utility model relates to a LED backlight performance test technical field, concretely relates to tool that is used for MiniLED to light test in a poor light.

Background

The LED backlight is a backlight for a liquid crystal display panel using an LED (light emitting diode). Compared with the traditional CCFL (cold cathode tube) backlight source, the LED has the characteristics of low power consumption, low heat productivity, high brightness, long service life and the like, and is expected to completely replace the traditional backlight system in recent years. The LED backlight may improve the color performance of the LCD display. The LED light is generated by three separate LEDs to provide a color spectrum that matches well with the LCD dot filter itself.

The prior art has the following defects: when the existing jig is used for carrying out lighting test on the LED backlight, the device cannot be conveniently adjusted, so that the jig cannot be used for conveniently clamping and fixing the LED backlight with different sizes, and meanwhile, the position of the probe cannot be adjusted, and further, the jig cannot be used for conveniently carrying out lighting test on different positions of the LED backlight with different sizes, and further, the efficiency of the LED backlight performance test can be influenced.

The above information disclosed in this background section is only for enhancement of understanding of the background of the disclosure and therefore it may contain information that does not constitute prior art that is already known to a person of ordinary skill in the art.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a tool for miniLED is shaded from sun and lights test, make two first lead screws take place to rotate through first motor work, can adjust the distance between two grip blocks, make the device can be shaded to not unidimensional LED and carry out the centre gripping and fix, the activity probe can test the board that is shaded from the sun, second motor work makes two second lead screws take place to rotate, make the position of adjusting mount and activity probe, can test the different positions of the board that is shaded from the sun, with the above-mentioned weak point in the solution technology.

In order to achieve the above object, the present invention provides the following technical solutions: a jig for a MiniLED backlight lighting test comprises a fixed base, wherein two sides of the top of the fixed base are respectively provided with a movable groove, the inner walls of the two movable grooves are respectively and rotatably provided with a first lead screw, the outer sides of one ends of the two first lead screws are respectively and fixedly provided with a driven gear, one end of the fixed base is rotatably provided with a rotating shaft, one end of the rotating shaft is provided with a first motor, the outer sides of two ends of the rotating shaft are respectively and fixedly provided with a driving gear, the two driving gears are respectively meshed with the two driven gears, the outer sides of two ends of the two first lead screws are respectively in threaded sleeve joint with a sliding block, the tops of the two sliding blocks at the same end are provided with clamping plates, and a backlight plate is arranged between the two clamping plates;

the mounting groove has all been seted up to unable adjustment base's both sides outer wall, two the inner wall of mounting groove all rotates and installs the second lead screw, two the equal fixed mounting in the one end outside of second lead screw has the rotation wheel, two it just passes through drive belt swing joint to rotate to be provided with the drive belt between the wheel one of them the one end that the rotation wheel was kept away from to the second lead screw is provided with the second motor, two the outside screw thread of second lead screw has cup jointed the mount, the equal fixed mounting in inboard top both sides of mount has the activity probe.

Preferably, two the relative one side of grip block all fixed mounting has the backup pad, two the top of backup pad respectively with two board bottom both ends swing joint in a poor light.

Preferably, one end of the fixed base is fixedly connected with a first motor, and the first motor is in transmission connection with the rotating shaft through an output shaft.

Preferably, one end of the fixed base is fixedly connected with a second motor, and the second motor is in transmission connection with one of the second screw rods through an output shaft.

Preferably, the bottoms of the mounting groove and the fixing frame are both of a trapezoidal structure, and the inner wall of the mounting groove is movably connected with the outer side of the bottom of the fixing frame.

Preferably, the two sides of the bottom of the clamping plate are respectively fixedly connected with the two sliding blocks, and the outer walls of the sliding blocks are movably connected with the inner wall of the movable groove.

In the technical scheme, the utility model provides a technological effect and advantage:

1. through the arrangement of the clamping plates and the movable probe, the first motor works under the meshing action between the driving gear and the driven gear, so that the two first screw rods rotate, the two clamping plates can be driven to move oppositely or back to back, the distance between the two clamping plates can be adjusted, the device can clamp and fix the LED backlight with different sizes, the movable probe can test the backlight plate, the second motor works under the transmission action of the rotating wheel and the transmission belt, so that the two second screw rods rotate, the positions of the fixed frame and the movable probe are adjusted, the different positions of the backlight plate can be tested, and the testing efficiency of the LED backlight can be improved;

2. through the setting of activity groove and mounting groove, the activity groove can be injectd the removal of slider, and then can be injectd the removal of grip block for the grip block is at the removal in-process remain stable, makes that the grip block can be stable carry out the centre gripping to LED is shaded, and the mounting groove can be injectd the removal of mount, makes the mount keep stable in the accommodation process, makes that the activity probe can be stable test LED is shaded.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a three-dimensional structure diagram of the fixing base of the present invention.

Fig. 3 is a three-dimensional structure diagram of the clamping structure of the present invention.

Fig. 4 is a perspective view of the detecting mechanism of the present invention.

Description of reference numerals:

1. a fixed base; 2. a movable groove; 3. a first lead screw; 4. a driven gear; 5. a rotating shaft; 6. a first motor; 7. a driving gear; 8. a slider; 9. a clamping plate; 10. a support plate; 11. a backlight plate; 12. mounting grooves; 13. a second screw rod; 14. a rotating wheel; 15. a transmission belt; 16. a second motor; 17. a fixed mount; 18. a movable probe.

Detailed Description

The utility model provides a tool for miniLED backlight lighting test as shown in fig. 1-4, including unable adjustment base 1, movable groove 2 has all been seted up to unable adjustment base 1's top both sides, and two the inner wall of movable groove 2 all rotates and installs first lead screw 3, and two the one end outside of first lead screw 3 all fixed mounting has driven gear 4, the one end of unable adjustment base 1 rotates and installs axis of rotation 5, the one end of axis of rotation 5 is provided with first motor 6, the both ends outside of axis of rotation 5 all fixed mounting has driving gear 7, two driving gear 7 respectively with two driven gear 4 meshing, the both ends outside of two first lead screws 3 all threaded sleeve has slider 8, two the slider 8 top of the same end is provided with grip block 9, is provided with board 11 in a poor light between two grip block 9;

mounting grooves 12 are formed in the outer walls of the two sides of the fixed base 1, two second lead screws 13 are mounted on the inner walls of the mounting grooves 12 in a rotating mode, rotating wheels 14 are fixedly mounted on the outer sides of the ends of the second lead screws 13, a driving belt 15 is arranged between the rotating wheels 14 and movably connected with the driving belt 15, one end, away from the rotating wheels 14, of each second lead screw 13 is provided with a second motor 16, the outer side of each second lead screw 13 is in threaded sleeve connection with a fixing frame 17, movable probes 18 are fixedly mounted on the two sides of the inner side top of each fixing frame 17, the first lead screws 3 rotate to enable the two clamping plates 9 to clamp backlight plates 11 of different sizes, the positions of the fixing frames 17 can be adjusted when the second motors 13 work, and different positions of the backlight plates 11 can be tested through the movable probes 18.

Further, in the above technical scheme, two opposite sides of the clamping plate 9 are fixedly provided with the supporting plate 10, the top of the supporting plate 10 is movably connected with two ends of the bottom of the backlight plate 11, the clamping plate 9 can mount and fix the supporting plate 10, the supporting plate 10 can support and fix the backlight plate 11, so that the clamping plate 9 can stably clamp the backlight plate 11, two sides of the bottom of the clamping plate 9 are fixedly connected with the two sliders 8, the outer wall of each slider 8 is movably connected with the inner wall of the movable groove 2, the clamping plate 9 can mount and fix the slider 8, and the slider 8 can drive the clamping plate 9 to move in the movement of the inner wall of the movable groove 2, so that the movement of the clamping plate 9 can be limited.

Further, in the above technical scheme, one end of the fixing base 1 is fixedly connected with the first motor 6, the first motor 6 is in transmission connection with the rotating shaft 5 through the output shaft, the fixing base 1 can mount and fix the first motor 6, the first motor 6 can drive the rotating shaft 5 to rotate when working, and then power can be provided for adjustment of the clamping plate 9.

Furthermore, in the above technical solution, one end of the fixing base 1 is fixedly connected to the second motor 16, the second motor 16 is connected to one of the second lead screws 13 through an output shaft in a transmission manner, the fixing base 1 can mount and fix the second motor 16, the second motor 16 can drive the second lead screw 13 to rotate when working, so as to provide power for adjustment of the fixing frame 17, the bottoms of the mounting groove 12 and the fixing frame 17 are both set to be of a trapezoid structure, the inner wall of the mounting groove 12 is movably connected to the outer side of the bottom of the fixing frame 17, and the mounting groove 12 and the bottom structure of the fixing frame 17 are of a trapezoid structure, so that the fixing frame 17 can be better moved on the inner wall of the mounting groove 12.

The implementation mode specifically comprises the following steps: when the lighting test is carried out on the LED backlight, one of the supporting plates 10 is placed at one end of the backlight plate 11, the rotating shaft 5 can be driven to rotate through the work of the first motor 6, and then two driving gears 7 can be driven to rotate, the meshing effect of the gear pieces is realized, two driven gears 4 can be driven to rotate, and then two first screw rods 3 can be driven to rotate, so that the sliding blocks 8 at two ends can move oppositely or oppositely, and then two clamping plates 9 can be driven to move oppositely or oppositely, and then another supporting plate 10 can support the other end of the backlight plate 11, so that the two clamping plates 9 can clamp and fix the backlight plate 11 with different sizes, the lighting test can be carried out on the backlight plate 11 through the extension of the movable probe 18, the second motor 16 can drive one of the second screw rods 13 to rotate, the other second screw rod 13 can rotate through the transmission effect of the rotating wheel 14 and the transmission belt 15, the rotation of the two second screw rods 13 can enable the backlight plate 17 to move along the inner wall of the mounting groove 12 at the outer side, so that the movable probe 18 can carry out the lighting test on different positions and further improve the detection efficiency of the conventional backlight device, and the detection technology, and the inconvenience of the conventional backlight detection device.

This practical theory of operation: when being shaded to LED and lighting the test, can drive axis of rotation 5 through the work of first motor 6 and take place to rotate, meshing effect between driving gear 7 and driven gear 4, can drive two first lead screws 3 and take place to rotate, make two grip blocks 9 can carry out centre gripping and fixed to the board 11 in a poor light of unidimensional not, extension through activity probe 18 can light the test to board 11 in a poor light, the transmission effect of second motor 16 work through runner 14 and drive belt 15, make two second lead screws 13 take place to rotate, make mount 17 can remove along mounting groove 12 inner wall in its outside, and then make activity probe 18 can light the test to the different positions of board 11 in a poor light.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.

Claims

1. The utility model provides a tool for miniLED is shaded and is lighted test, includes unable adjustment base (1), its characterized in that: the movable grooves (2) are formed in two sides of the top of the fixed base (1), first screw rods (3) are rotatably mounted on the inner walls of the two movable grooves (2), driven gears (4) are fixedly mounted on the outer sides of one ends of the two first screw rods (3), a rotating shaft (5) is rotatably mounted at one end of the fixed base (1), a first motor (6) is arranged at one end of the rotating shaft (5), driving gears (7) are fixedly mounted on the outer sides of two ends of the rotating shaft (5), the two driving gears (7) are respectively meshed with the two driven gears (4), sliding blocks (8) are respectively sleeved on the outer sides of two ends of the two first screw rods (3) in a threaded manner, clamping plates (9) are arranged at the tops of the two sliding blocks (8) at the same end, and a backlight plate (11) is arranged between the two clamping plates (9);

mounting groove (12), two have all been seted up to the both sides outer wall of unable adjustment base (1) the inner wall of mounting groove (12) all rotates and installs second lead screw (13), two the equal fixed mounting in the one end outside of second lead screw (13) has rotation wheel (14), two it just passes through drive belt (15) swing joint to rotate to be provided with drive belt (15) between wheel (14), one of them second lead screw (13) are kept away from the one end of rotating wheel (14) and are provided with second motor (16), two mount (17) have been cup jointed to the outside screw thread of second lead screw (13), the equal fixed mounting in inboard top both sides of mount (17) has movable probe (18).

2. The jig for the MiniLED backlight lighting test of claim 1, wherein: the two opposite sides of the clamping plates (9) are fixedly provided with supporting plates (10), and the tops of the two supporting plates (10) are movably connected with the two ends of the bottom of the two backlight plates (11) respectively.

3. The jig for the MiniLED backlight lighting test of claim 1, wherein: one end of the fixed base (1) is fixedly connected with the first motor (6), and the first motor (6) is in transmission connection with the rotating shaft (5) through an output shaft.

4. The jig for the MiniLED backlight lighting test of claim 1, wherein: one end of the fixed base (1) is fixedly connected with a second motor (16), and the second motor (16) is in transmission connection with one of the second screw rods (13) through an output shaft.

5. The jig for the MiniLED backlight lighting test of claim 1, wherein: the bottom of the mounting groove (12) and the bottom of the fixing frame (17) are both set to be of a trapezoidal structure, and the inner wall of the mounting groove (12) is movably connected with the outer side of the bottom of the fixing frame (17).

6. The jig for the MiniLED backlight lighting test of claim 1, wherein: the bottom both sides of grip block (9) respectively with two slider (8) fixed connection, the outer wall of slider (8) and the inner wall swing joint of activity groove (2).