CN113916506A

CN113916506A - Lighting test device

Info

Publication number: CN113916506A
Application number: CN202111176699.3A
Authority: CN
Inventors: 周道洪; 李意成
Original assignee: Guangdong Evenwin Precision Technology Co Ltd
Current assignee: Guangdong Evenwin Precision Technology Co Ltd
Priority date: 2021-10-09
Filing date: 2021-10-09
Publication date: 2022-01-11

Abstract

The invention relates to a lighting test device, which comprises a bearing mechanism and a test mechanism, wherein the bearing mechanism is used for bearing a panel to be tested; the test mechanism comprises a probe assembly and a probe driving assembly, and the probe assembly is used for detecting a panel to be tested borne on the bearing mechanism; the probe driving assembly comprises a connecting rod module and a sliding table module connected with the connecting rod module, the probe assembly is arranged on the sliding table module, the connecting rod module is used for driving the sliding table module to move along a preset direction, so that the probe assembly is arranged on the sliding table module and can detect a panel to be detected. The lighting test device achieves the purpose of improving the plug-in precision by adopting a mode of driving the connecting rod module.

Description

Lighting test device

Technical Field

The invention relates to the technical field of display screen processing, in particular to a lighting test device.

Background

In the process of processing a display screen of a mobile phone, a lighting test is often required to be performed on the display screen. In the prior art, the lighting test needs to be completed by developing a corresponding lighting test fixture, and the test contents include two parts of connector conduction and manual visual inspection defects. However, in the current mobile phone industry, the specifications of golden fingers of a display screen are smaller and smaller, and the PIN pitch is only 0.175mm, so that the reasonable design and the accuracy control of a conducting part are important, a general lighting test fixture cannot meet the requirement of the plug-in accuracy of a probe, and cannot timely feed back whether the plug-in is good or not, so that the phenomena of abnormal power-on or burning-out of electronic components are easily caused, and a general manual fixture has no precise regulation function and is difficult to debug.

Disclosure of Invention

Based on the above, the invention provides a lighting test device, which achieves the purpose of improving the plug-in precision by adopting a mode of driving a connecting rod module.

A lighting test device comprises a bearing mechanism and a test mechanism, wherein the bearing mechanism is used for bearing a panel to be tested; the test mechanism comprises a probe assembly and a probe driving assembly, and the probe assembly is used for detecting a panel to be tested borne on the bearing mechanism;

the probe driving assembly comprises a connecting rod module and a sliding table module connected with the connecting rod module, the probe assembly is arranged on the sliding table module, the connecting rod module is used for driving the sliding table module to move along a preset direction, so that the probe assembly is arranged on the sliding table module and can detect a panel to be detected.

In one embodiment, the lighting test device further comprises a mounting board;

the connecting rod module comprises a connecting rod driving module, a connecting rod and a rotating block, the connecting rod driving module and the connecting rod are installed on the installation plate, and the connecting rod driving module is used for driving the connecting rod to rotate;

the rotating block is fixedly connected with the connecting rod, and the sliding table module can move along the preset direction when the rotating block rotates.

In one embodiment, the rotating block comprises a connecting portion and a rotating portion connected with the connecting portion, the connecting portion is fixedly connected to the connecting rod, the rotating portion is provided with a roller, and the roller is in rolling contact with the sliding table module.

In one embodiment, the connecting rod module is positioned on one side of the mounting plate;

the sliding table module comprises a stroke adjusting module, a sliding table bearing rod, a sliding table elastic piece and a sliding table bearing module, wherein the stroke adjusting module is abutted against one side of the rotating block, which is back to the mounting plate, one end of the sliding table bearing rod is mounted on the stroke adjusting module, the other end of the sliding table bearing rod penetrates through the mounting plate and is connected with the sliding table bearing module, the sliding table bearing rod can slide along the preset direction relative to the mounting plate, and the sliding table elastic piece is elastically supported between the sliding table bearing module and the mounting plate;

the probe assembly is installed on the sliding table bearing module, the rotating block can enable the stroke adjusting module to move along the preset direction when rotating, and the maximum stroke of the stroke adjusting module moving along the preset direction is adjustable.

In one embodiment, the stroke adjusting module comprises a micrometer top plate, a micrometer locking plate, a micrometer and a stroke adjusting elastic part, one end of the sliding table bearing rod is installed on the micrometer locking plate, the micrometer top plate is arranged on one side, facing the installation plate, of the micrometer locking plate and is abutted to the rotating block, the stroke adjusting elastic part is elastically supported between the micrometer top plate and the micrometer locking plate, the micrometer is installed between the micrometer top plate and the micrometer locking plate, and the micrometer is used for adjusting the distance between the micrometer top plate and the micrometer locking plate.

In one embodiment, the sliding table bearing module comprises a sliding table first mounting plate, a sliding table second mounting plate and a sliding table fine adjustment piece, the other end of the sliding table bearing rod is connected with the sliding table first mounting plate, the sliding table fine adjustment piece is mounted on the sliding table first mounting plate, the sliding table second mounting plate is mounted on the sliding table fine adjustment piece, the probe assembly is mounted on the sliding table second mounting plate, and the sliding table fine adjustment piece is used for adjusting the Y direction of the probe assembly.

In one embodiment, the testing mechanism further comprises a probe guide assembly, the probe guide assembly is installed between the mounting plate and the sliding table bearing module, and the probe guide assembly is used for providing guidance for sliding of the sliding table bearing rod.

In one embodiment, the bearing mechanism includes a panel bearing assembly and a panel positioning assembly, the panel bearing assembly and the panel positioning assembly are respectively disposed on the mounting plate, the panel bearing assembly is used for bearing a panel to be tested, and the panel positioning assembly is used for positioning the panel to be tested borne on the panel bearing assembly.

In one embodiment, the panel bearing assembly comprises a first fine-tuning piece, a second fine-tuning piece, a panel bearing module and a panel cover plate, wherein the first fine-tuning piece is installed on the installation plate, the second fine-tuning piece is installed on the first fine-tuning piece, the panel bearing module is installed on the second fine-tuning piece, the panel bearing module is used for bearing a panel to be tested, the first fine-tuning piece is used for X-direction adjustment of the panel to be tested, and the second fine-tuning piece is used for theta-direction adjustment of the panel to be tested;

the panel cover plate is hinged to the panel bearing module and used for positioning one end, far away from the testing mechanism, of the panel to be tested borne on the panel bearing module.

In one embodiment, the panel positioning component includes a camera, a light bar and a camera mounting module, the light bar and the camera mounting module are respectively mounted on the mounting plate, the camera is mounted on the camera mounting module, and the light of the light bar and the lens of the camera face the position to be measured of the panel to be measured, which is supported on the panel supporting module.

The lighting test device is characterized in that the bearing mechanism is used for bearing a panel to be tested, the connecting rod module is used for driving the sliding table module to move along a preset direction, so that the probe assembly on the sliding table module can be used for detecting the panel to be tested borne on the bearing mechanism. The lighting test device adopts a mode of driving by the connecting rod module, and can accurately control the position of the probe assembly, thereby improving the plug-in precision and avoiding the phenomena of abnormal electrification or burning out of electronic components and the like.

Drawings

FIG. 1 is a schematic structural diagram of a lighting test device according to the present invention;

FIG. 2 is a schematic view of the structure of FIG. 1 from another angle;

fig. 3 is a schematic structural view of the lighting test device shown in fig. 1 with the mounting base removed;

FIG. 4 is a schematic structural diagram of the carrying mechanism in FIG. 1;

FIG. 5 is an exploded view of the load bearing mechanism shown in FIG. 4;

FIG. 6 is a schematic view of the panel positioning assembly of FIG. 4;

FIG. 7 is a schematic structural view of the panel carrier assembly of FIG. 4;

FIG. 8 is an exploded view of the panel carrier assembly of FIG. 4;

fig. 9 is a schematic structural view of the lighting test device shown in fig. 1 after the supporting mechanism is mounted;

FIG. 10 is a schematic view of the structure of FIG. 9 at another angle;

FIG. 11 is a schematic structural diagram of the testing mechanism of FIG. 1;

FIG. 12 is a schematic view of the testing mechanism of FIG. 11 with the probe guide assembly removed;

FIG. 13 is a schematic view of the link module and the stroke adjustment module of FIG. 11 assembled together;

FIG. 14 is a schematic view of the structure of FIG. 13 at another angle;

FIG. 15 is a schematic view of the probe assembly and the slide carrier module of FIG. 11;

FIG. 16 is a schematic structural view of the probe assembly of FIG. 15;

fig. 17 is an exploded view of fig. 15.

The meaning of the reference symbols in the drawings is:

100-a lighting test device;

1-a carrying mechanism; 11-a panel carrier assembly; 111-a first trim; 112-a second trim; 113-panel carrying module; 1131, a sliding table locking plate; 1132 — backlight locking plate; 1133, a backlight plate; 1134-panel carrier; 1135, cover plate locking plate; 1136, quartz strip; 1137, locking a quartz strip plate; 114-panel cover plate; 12-a panel positioning assembly; 121-a camera; 122-a light bar; 123-camera mounting module; 1231-a mounting bracket; 1232 — first camera lock block; 1233-a second camera lock block;

2-a testing mechanism; 21-a probe assembly; 211-a PCB board; 212-ram; 2121-probe; 213-ram locking bar; 22-a probe drive assembly; 221-a link module; 2211-connecting rod drive module; 22111-rocker; 22112-a first linkage plate; 22113-second linkage plate; 22114-third coupling plate; 22115-first connection block; 22116-a second connection block; 2212-connecting rod; 2213-rotating block; 22131-connecting part; 22132-rotating part; 2214-rollers; 2215-synchronization rod; 222-a sliding table module; 2221-stroke adjustment module; 2222-slipway carrier bar; 22221-micrometer head plate; 22212-micrometer locking plate; 22213-micrometer; 22214-stroke adjustment spring; 2223-slip table elastic member; 2224-sliding table bearing module; 22241 — slip table first mounting plate; 22242-slip table second mounting plate; 22243 — slip table trim; 23-a probe guide assembly;

3, mounting a plate;

4-mounting a base; 41-hinged plate;

5-overturning the positioning mechanism; 51-a first positioning plate; 52-second positioning plate; 53-a guide plate; 54-a positioning element; 200-panel under test.

Detailed Description

To facilitate an understanding of the invention, the invention will now be described more fully with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.

As shown in fig. 1 to 17, a lighting test device 100 according to an embodiment of the present invention includes a carrying mechanism 1 and a test mechanism 2, wherein the carrying mechanism 1 is used for carrying a panel 200 to be tested. The testing mechanism 2 comprises a probe assembly 21 and a probe driving assembly 22, wherein the probe assembly 21 is used for detecting the panel 200 to be tested borne on the bearing mechanism 1.

The probe driving assembly 22 includes a connecting rod module 221 and a sliding table module 222 connected to the connecting rod module 221, the probe assembly 21 is disposed on the sliding table module 222, the connecting rod module 221 is used for driving the sliding table module 222 to move along a preset direction, so that the probe assembly 21 disposed on the sliding table module 222 can detect the panel 200 to be detected. In this embodiment, the preset direction refers to a height direction. The panel 200 to be tested may be a display screen of a mobile phone or other panels requiring lighting test.

The lighting test device 100 bears the panel 200 to be tested through the bearing mechanism 1, and drives the sliding table module 222 to move along the preset direction through the connecting rod module 221, so that the probe assembly 21 arranged on the sliding table module 222 can detect the panel 200 to be tested borne on the bearing mechanism 1. The lighting test device 100 adopts a mode of driving by the connecting rod module 221, and can accurately control the position of the probe assembly 21, thereby improving the inserting precision and avoiding the phenomena of abnormal electrification, burning out electronic components and the like.

In one embodiment, as shown in fig. 4 to 8, the lighting test apparatus 100 further includes a mounting board 3. The bearing mechanism 1 comprises a panel bearing component 11 and a panel positioning component 12, the panel bearing component 11 and the panel positioning component 12 are respectively arranged on the mounting plate 3, the panel bearing component 11 is used for bearing a panel 200 to be tested, and the panel positioning component 12 is used for positioning the panel 200 to be tested borne on the panel bearing component 11.

Preferably, the panel bearing assembly 11 and the panel positioning assembly 12 are respectively disposed on two opposite sides of the mounting plate 3. In other embodiments not shown, the panel carrier assembly and the panel positioning assembly may both be located on the same side of the mounting plate.

In an embodiment, as shown in fig. 4 to 8, the panel bearing assembly 11 includes a first fine-tuning member 111, a second fine-tuning member 112, a panel bearing module 113 and a panel cover plate 114, the first fine-tuning member 111 is installed on the mounting plate 3, the second fine-tuning member 112 is installed on the first fine-tuning member 111, the panel bearing module 113 is installed on the second fine-tuning member 112, the panel bearing module 113 is used for bearing the panel 200 to be tested, the first fine-tuning member 111 is used for X-direction adjustment of the panel 200 to be tested, and the second fine-tuning member 112 is used for θ -direction adjustment of the panel 200 to be tested.

By arranging the first fine-tuning piece 111 and the second fine-tuning piece 112, fine tuning in the X-theta direction of the panel 200 to be measured is realized, so that precise adjustment in the X-theta direction of the position of the panel 200 to be measured is realized. The precision positioning of the panel 200 to be measured is realized through the high-precision control of the dimension of the workpiece to be processed.

Further, the panel cover 114 is hinged to the panel bearing module 113, and is used for positioning an end, away from the testing mechanism 2, of the panel 200 to be tested, which is borne on the panel bearing module 113. Through setting up panel cover plate 114, and make panel cover plate 114 covers and establishes keeping away from at panel 200 that awaits measuring the one end of accredited testing organization 2 to keeping away from panel 200 that awaits measuring the one end of accredited testing organization 2 is fixed a position, prevents probe assembly 21 pushes down and switches on the in-process, keeps away from of panel 200 that awaits measuring the one end perk of accredited testing organization 2.

In an embodiment, as shown in fig. 7 and 8, the panel bearing module 113 includes a sliding table lock plate 1131, a backlight lock plate 1132, a backlight plate 1133 and a panel carrier plate 1134 which are sequentially overlapped on one side of the mounting plate 3 to be away from one side of the mounting plate 3, a cover plate locking plate 1135 is arranged on the backlight lock plate 1132, and the panel cover plate 114 is hinged on the cover plate locking plate 1135 to realize the installation of the panel cover plate 114.

In an embodiment, as shown in fig. 7 and 8, the panel carrying module 113 further includes a quartz bar 1136 and a quartz bar locking plate 1137, the quartz bar 1136 is installed through the quartz bar locking plate 1137 on one side of the sliding table locking plate 1131 close to the testing mechanism 2, and the quartz bar 1136 can abut against the position to be tested of the panel 200 to be tested.

The quartz strip 1136 is disposed right below the position 201 to be measured (i.e., the golden finger of the display screen of the mobile phone) of the panel 200 to be measured. The quartz bar 1136 can be used to apply a force in the opposite direction when the probe assembly 21 is pressed to the position 201 to be tested of the panel 200 to be tested. Further, the quartz bar 1136 is provided with a transparent material, which is beneficial for the image capture of the camera 121(CCD camera) of the panel positioning assembly 12.

In an embodiment, as shown in fig. 4 to 6, the panel positioning assembly 12 includes a camera 121, a light bar 122 and a camera mounting module 123, the light bar 122 and the camera mounting module 123 are respectively mounted on the mounting plate 3, the camera 121 is mounted on the camera mounting module 123, and both the light of the light bar 122 and the lens of the camera 121 face a to-be-measured position 201 of a to-be-measured panel 200 supported on the panel supporting module 123. Through setting up camera 121 to realize the visual of inserting, the manual work is in time discover to insert the mistake.

In one embodiment, as shown in fig. 4 to 6, the camera mounting module 123 includes a mounting bracket 1231, a first camera lock block 1232, and a second camera lock block 1233, wherein the first camera lock block 1232 is slidably connected to the mounting bracket 1231 along the X-axis direction, the second camera lock block 1233 is slidably connected to the first camera lock block 1232 along the predetermined direction, and the camera 121 is mounted on the second camera lock block 1233.

By enabling the first camera locking block 1232 to be slidably connected to the mounting bracket 1231 along the X-axis direction and enabling the second camera locking block 1233 to be slidably connected to the first camera locking block 1232 along the preset direction, the camera 121 is mounted on the second camera locking block 1233, so that the position of the camera 121 is adjustable, and the lens of the camera 121 can be accurately aligned to the position 201 to be measured of the panel 200 to be measured.

In one embodiment, as shown in fig. 11 to 14, the link module 221 includes a link driving module 2211, a link 2212 and a rotating block 2213, the link driving module 2211 and the link 2212 are mounted on the mounting plate 3, and the link driving module 2211 is used for driving the link 2212 to rotate.

The rotating block 2213 is fixedly connected with the connecting rod 2212, and when the rotating block 2213 rotates, the sliding table module 222 can move along the preset direction, so as to drive the probe assembly 21 to move along the preset direction.

In one embodiment, as shown in fig. 13 and 14, the link driving module 2211 includes a rocker 22111, a first linkage plate 22112, a second linkage plate 22113 and a third linkage plate 22114, the first linkage plate 22112 and the second linkage plate 22113 are respectively and rotatably connected to the mounting plate 3, the third linkage plate 22114 is rotatably connected between the first linkage plate 22112 and the second linkage plate 22113, the rocker 22111 is fixedly connected to the first linkage plate 22112, and the link 2212 is fixedly connected to the second linkage plate 22113.

When the rocker 22111 is rotated, the rocker 22111 swings to drive the first linkage plate 22112 to synchronously swing, and then the third linkage plate 22114 and the second linkage plate 22112 are linked with the first linkage plate 22112 to drive the connecting rod 2212 to rotate, so that the rotating block 2213 fixed on the connecting rod 2212 rotates, and the sliding table module 222 moves along the preset direction. The link driving module 2211 manually rotates the rocker 22111 to move the sliding table module 222 along the preset direction.

In one embodiment, as shown in fig. 11 to 14, the link module 2211 further includes a first link block 22115 and a second link block 22116, the first link block 22115 and the second link block 22116 are mounted on the mounting plate 3, the first linkage plate 22112 is hinged to the first link block 22115, the second linkage plate 22113 is hinged to the second link block 22116, and the rocker 22111 is connected to the hinged positions of the first linkage plate 22112 and the first link block 22115, so that the rotation axis of the rocker 22111 is collinear with the rotation axis of the first linkage plate 22112.

The link 2212 is connected to the second link plate 22113 and the second connecting block 22116 at a hinge position such that the axis of rotation of the link 2212 is collinear with the axis of rotation of the second link plate 22113.

Through the collinear rotation axis of the rocker 22111 and the rotation axis of the first linkage plate 22112, and the collinear rotation axis of the connecting rod 2212 and the rotation axis of the second linkage plate 22113, when the rocker 22111 swings, the connecting rod 2212 can be effectively driven to rotate, and the motion of the sliding table module 222 is driven.

In one embodiment, as shown in fig. 11 to 14, the rotating block 2213 includes a connecting portion 22131 and a rotating portion 22132 connected to the connecting portion 22131, the connecting portion 22131 is fixedly connected to the connecting rod 2212, the rotating portion 22132 is provided with a roller 2214, and the roller 2214 is in rolling contact with the slide module 222.

When the rotating block 2213 rotates, the roller 2214 is in rolling contact with the sliding table module 222, so that the sliding table module 222 is driven to move up and down along the preset direction.

Preferably, an end of the rotating portion 22132, which is away from the connecting portion 22131, is formed with an arc-shaped end surface, and the roller 2214 is partially exposed to the arc-shaped end surface to be in rolling contact with the slide table module 222.

Further, the number of the rotating blocks 2213 is two, and a synchronizing rod 2215 is connected between the two rotating blocks 2213, so as to further ensure the synchronous rotation of the two rotating blocks 2213, and meanwhile, by arranging the two rotating blocks 2213, the movement of the sliding table module 222 can be more stably pushed.

In one embodiment, as shown in fig. 9 to 17, the link module 221 is located at one side of the mounting plate. Specifically, the link module 221 is located on a side of the mounting plate 3 facing away from the panel bearing assembly 11.

Further, the sliding table module 222 includes a stroke adjusting module 2221, a sliding table bearing rod 2222, a sliding table elastic member 2223 and a sliding table bearing module 2224, the stroke adjusting module 2221 is back to the rotating block 2213, one side of the mounting plate 3 is abutted, one end of the sliding table bearing rod 2222 is installed on the stroke adjusting module 2221, the other end of the sliding table bearing rod 2222 passes through the mounting plate 3 and the sliding table bearing module 2224 are connected, the sliding table bearing rod 2222 can be opposite to the mounting plate 3 and slide along the preset direction, and the sliding table elastic member 2223 is elastically supported between the sliding table bearing module 2224 and the mounting plate 3.

The probe assembly 21 is installed on the sliding table bearing module 2224, the rotating block 2213 can make the stroke adjusting module 2221 move along the preset direction when rotating, and the maximum stroke of the stroke adjusting module 2221 moving along the preset direction is adjustable.

It can be understood that, when the rotating block 2213 rotates, the stroke adjustment module 2221 can move along the preset direction, so that the sliding table carrying rod 2222 and the sliding table carrying module 2224 move synchronously with the stroke adjustment module 2222, thereby realizing the movement of the probe assembly 21.

Further, the sliding table bearing module 2224 is located at a side of the mounting plate 3 facing away from the link module 221. The sliding table elastic part 2223 includes a sliding table spring, which is sleeved on the sliding table carrier bar 2222.

In an embodiment, as shown in fig. 12 to 14, the stroke adjustment module 2221 includes a micrometer top plate 22211, a micrometer lock plate 22212, a micrometer 22213, and a stroke adjustment elastic member 22214, one end of the sliding table bearing rod 2222 is installed on the micrometer lock plate 22212, the micrometer top plate 22211 is disposed on one side of the micrometer lock plate 22212 facing the mounting plate 3 and abuts against the rotating block 2213, the stroke adjustment elastic member 22214 is elastically supported between the micrometer top plate 22211 and the micrometer lock plate 22212, the micrometer 22213 is installed between the micrometer top plate 22211 and the micrometer lock plate 22212, and the micrometer 22213 is used to adjust a distance between the micrometer top plate 22211 and the micrometer lock plate 22212.

The distance between the micrometer top plate 22211 and the micrometer locking plate 22212 is adjusted by adjusting the micrometer 22213, so that the distance between the micrometer locking plate 22212 and the mounting plate 3 is adjusted, and the maximum stroke of the whole stroke adjustment module 2221 moving along the preset direction is adjusted. In addition, the adjustment is performed in the manner of the micrometer 22213, so that the stroke adjustment is more accurate.

In an embodiment, as shown in fig. 15 to 17, the slide carrier module 2224 includes a first slide mounting plate 22241, a second slide mounting plate 22242, and a fine slide adjuster 22243, the other end of the slide carrier rod 2222 is connected to the first slide mounting plate 22241, the fine slide adjuster 22243 is mounted on the first slide mounting plate 22241, the second slide mounting plate 22242 is mounted on the fine slide adjuster 22243, the probe assembly 21 is mounted on the second slide mounting plate 22242, and the fine slide adjuster 22243 is used for Y-direction adjustment of the probe assembly 21.

The probe assembly 21 is adjusted in the Y direction by the slide fine adjustment 22243, so that the probe assembly 21 can be tested more accurately.

In an embodiment, as shown in fig. 16 and 17, the probe assembly 21 includes a PCB 211, a pressure head 212 and a pressure head locking bar 213, the PCB 211 is installed on the sliding table second mounting plate 22242, the pressure head 211 is installed on the PCB 211 through the pressure head locking bar 213, a probe 2121 for lighting test is provided on the pressure head 212, and by connecting the pressure head locking bar 213, the stable installation of the pressure head 212 is realized, and the stability of the probe 2121 during lighting test is ensured.

In an embodiment, as shown in fig. 9 and 11, the testing mechanism 2 further includes a probe guide assembly 23, the probe guide assembly 23 is installed between the mounting plate 3 and the sliding table support module 2224, and the probe guide assembly 23 is configured to provide guidance for sliding of the sliding table support rod 2222, so as to ensure that the sliding table support rod 2222 always slides along the preset direction, and further ensure that the sliding table module 222, i.e., the probe assembly 21 thereon, always slides along the preset direction.

In an embodiment, as shown in fig. 9 and 11, the probe guide assembly 23 may include an air cylinder, a cylinder of the air cylinder is mounted on the mounting plate 3, and a piston rod of the air cylinder is connected to the sliding table support module 2224, so that the sliding table support module 2224 moves along the preset direction, and the sliding direction of the sliding table support rod 2222 is ensured.

In other embodiments not shown in the drawings, the probe guide assembly may further include a first guide block, a second guide block, and a guide rod, the first guide block is mounted on the mounting plate, and the second guide block and the guide rod are respectively slidably connected to the first guide block and are respectively connected to the first mounting plate of the slide table carrier module.

In an embodiment, as shown in fig. 1 and fig. 2, the lighting test device 100 further includes a mounting base 4 and a flipping positioning mechanism 5, a hinge plate 41 is disposed on the mounting base 4, the mounting plate 3 is hinged on the hinge plate 41, the flipping positioning mechanism 5 is disposed between the mounting base 4 and the mounting plate 3, and the flipping positioning mechanism 5 is configured to enable the mounting plate 3 to be always located in the same plane, so as to prevent the panel 200 to be tested, which is placed on the bearing mechanism 1, from displacing in the height direction.

In one embodiment, as shown in fig. 1 and 2, the flipping positioning mechanism 5 includes a first positioning plate 51, a second positioning plate 52, a guiding plate 53, and a positioning member 54, the first positioning plate 51 is mounted on the mounting plate 3, the second positioning plate 52 is mounted on the mounting base 4, the guiding plate 53 is mounted on the second positioning plate 52, and the positioning member 54 is mounted on the first positioning plate 51 and slidably connected to the guiding plate 53. Preferably, a guide long hole is formed in the guide plate 53, the positioning element 51 includes a positioning screw, and a screw rod of the positioning screw penetrates through the positioning long hole to be connected with the first positioning plate 51, so that the installation of the turnover positioning mechanism 5 is realized.

When the connecting rod module 221 is linked, if the mounting plate 3 is displaced, the mounting plate 3 can be always in the same plane by the arrangement of the turnover positioning mechanism 5.

The technical features of the above embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above embodiments are not described, but should be considered as the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above examples only express preferred embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. A lighting test device is characterized in that: the panel testing device comprises a bearing mechanism and a testing mechanism, wherein the bearing mechanism is used for bearing a panel to be tested; the test mechanism comprises a probe assembly and a probe driving assembly, and the probe assembly is used for detecting a panel to be tested borne on the bearing mechanism;

2. The lighting test device of claim 1, wherein: the lighting test device also comprises a mounting plate;

3. The lighting test device of claim 2, wherein: the rotating block comprises a connecting part and a rotating part connected with the connecting part, the connecting part is fixedly connected to the connecting rod, the rotating part is provided with a roller, and the roller is in rolling contact with the sliding table module.

4. The lighting test device of claim 2, wherein: the connecting rod module is positioned on one side of the mounting plate;

5. The lighting test device of claim 4, wherein: the stroke adjusting module comprises a micrometer top plate, a micrometer locking plate, a micrometer and a stroke adjusting elastic part, one end of a sliding table bearing rod is installed on the micrometer locking plate, the micrometer top plate is arranged on one side of the mounting plate and abutted to the rotating block, the stroke adjusting elastic part is elastically supported on the micrometer top plate and between the micrometer locking plates, the micrometer is installed on the micrometer top plate and between the micrometer locking plates, and the micrometer is used for adjusting the distance between the micrometer top plate and the micrometer locking plates.

6. The lighting test device of claim 4, wherein: the slip table bears the module and includes slip table first mounting panel, slip table second mounting panel and slip table fine setting piece, the other end of slip table carrier bar with the slip table first mounting panel meets, slip table fine setting piece is installed on the slip table first mounting panel, slip table second mounting panel is installed on the slip table fine setting piece, the probe unit mount is in on the slip table second mounting panel, the slip table fine setting piece is used for the Y of probe unit is to adjusting.

7. The lighting test device of claim 4, wherein: the testing mechanism further comprises a probe guide assembly, the probe guide assembly is installed between the mounting plate and the sliding table bearing module, and the probe guide assembly is used for guiding the sliding of the sliding table bearing rod.

8. The lighting test device of claim 2, wherein: the bearing mechanism comprises a panel bearing component and a panel positioning component, the panel bearing component and the panel positioning component are respectively arranged on the mounting plate, the panel bearing component is used for bearing a panel to be tested, and the panel positioning component is used for positioning the panel to be tested borne on the panel bearing component.

9. The lighting test device of claim 8, wherein: the panel bearing assembly comprises a first fine adjustment piece, a second fine adjustment piece, a panel bearing module and a panel cover plate, the first fine adjustment piece is installed on the installation plate, the second fine adjustment piece is installed on the first fine adjustment piece, the panel bearing module is installed on the second fine adjustment piece, the panel bearing module is used for bearing a panel to be tested, the first fine adjustment piece is used for X-direction adjustment of the panel to be tested, and the second fine adjustment piece is used for theta-direction adjustment of the panel to be tested;

10. The lighting test device of claim 8, wherein: the panel positioning component comprises a camera, a lamp bar and a camera installation module, the lamp bar and the camera installation module are respectively installed on the installation plate, the camera is installed on the camera installation module, light rays of the lamp bar and a lens of the camera are all born towards the position to be detected of a panel to be detected on the panel bearing module.