CN211697882U - Positioning jig for lighting detection of backlight module - Google Patents
Positioning jig for lighting detection of backlight module Download PDFInfo
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- CN211697882U CN211697882U CN201922275562.8U CN201922275562U CN211697882U CN 211697882 U CN211697882 U CN 211697882U CN 201922275562 U CN201922275562 U CN 201922275562U CN 211697882 U CN211697882 U CN 211697882U
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Abstract
The utility model discloses a backlight unit lights detection and uses positioning jig, including the supporting baseplate, the tool mounting panel, the positioning jig subassembly, the tool bottom plate, tool center and tool top panel, the well hollow frame spare of tool center for having the center inner chamber, the intermediate position of the center inner chamber of tool center has the center division board, the center division board keeps apart the center inner chamber of tool center and becomes first inner chamber and second inner chamber, the negative pressure that runs through about seting up on the tool top panel adsorbs the hole, first mounting hole and second mounting hole have been seted up on the tool bottom plate, install first negative pressure joint and second negative pressure joint in first mounting hole and the second mounting hole respectively, first negative pressure joint and first inner chamber intercommunication, negative pressure joint and second inner chamber intercommunication, first negative pressure joint and second negative pressure joint all are used for being connected with outside negative pressure device. The positioning jig for lighting detection of the backlight module has the advantages of simple structure, low implementation cost, convenience in use, high detection efficiency and the like.
Description
Technical Field
The utility model relates to a tool device, especially a backlight unit lights and detects and uses positioning jig.
Background
In the production process of the backlight module of the electronic product, the backlight module needs to be lightened and detected. In the existing detection process, the backlight module is fixed behind a detection platform, the backlight module needs to be positioned in a hard mode, after the positioning, the backlight module is electrified and lightened, a special scraper device is used for pressing a light emitting area of the backlight module, and the light emitting condition of the backlight module is detected visually to determine whether the backlight module has a point with poor light emitting performance. The prior art has the following defects: firstly, the backlight module needs to be fixed in a hard mode, the backlight module is easy to damage in the process of fixing the backlight module, and the backlight module has larger hidden damage danger; secondly, the existing detection process has more processes, low detection efficiency and high time cost.
In view of the above, the present invention provides a new technical solution to solve the existing technical drawbacks.
SUMMERY OF THE UTILITY MODEL
In order to overcome the not enough of prior art, the utility model provides a backlight unit lights and detects and uses positioning jig, the technical defect such as the structure is complicated, detection efficiency is low, damage the battery easily, time is with high costs that prior art exists has been solved.
The utility model provides a technical scheme that its technical problem adopted is:
a positioning jig for lighting detection of a backlight module comprises a supporting base plate and a jig mounting plate which is arranged on the supporting base plate and can adjust an inclination angle, wherein a positioning jig component is arranged on the jig mounting plate and comprises a jig base plate, a jig middle frame and a jig upper panel, the jig middle frame is arranged between the jig base plate and the jig upper panel and is in sealing fit with the upper wall surface of the jig base plate and the lower wall surface of the jig upper panel, the jig middle frame is a hollow frame piece with a middle frame inner cavity, a middle frame isolation plate is arranged in the middle position of the middle frame inner cavity of the jig middle frame, the middle frame isolation plate isolates the middle frame inner cavity of the jig middle frame into a first inner cavity and a second inner cavity, a negative pressure adsorption hole which penetrates through the middle frame inner cavity up and down is arranged on the jig upper panel at the position where the middle frame inner cavity of the jig upper frame is matched with the first inner cavity and the second inner cavity, a first mounting hole and a, the first mounting hole and the second mounting hole are respectively provided with a first negative pressure joint and a second negative pressure joint, the first negative pressure joint is communicated with the first inner cavity, the negative pressure joint is communicated with the second inner cavity, and the first negative pressure joint and the second negative pressure joint are both used for being connected with an external negative pressure device.
As a further improvement of the above technical scheme, a first power module and a second power module are arranged on the upper panel of the jig, the first power module and the second power module are both connected with a positive copper sheet and a negative copper sheet through leads, and the positive copper sheet and the negative copper sheet are used for being electrically conducted with the positive electrode and the negative electrode of the detected backlight module.
As a further improvement of the above technical scheme, a avoiding hole through which the first negative pressure joint and the second negative pressure joint pass is formed in the jig mounting plate, and the first negative pressure joint and the second negative pressure joint pass through the avoiding hole in the jig mounting plate and extend downward.
As a further improvement of the above technical scheme, a first annular sealing groove is formed in the lower wall surface of the jig upper panel, a second annular sealing groove matched with the first annular sealing groove is formed in the upper wall surface of the jig middle frame, a first sealing rubber ring is arranged in the first annular sealing groove and the second annular sealing groove, a third annular sealing groove is formed in the lower wall surface of the jig middle frame, a fourth annular sealing groove matched with the third annular sealing groove is formed in the upper wall surface of the jig bottom plate, and a second sealing rubber ring is arranged in the third annular sealing groove and the fourth annular sealing groove.
As a further improvement of the technical scheme, the jig bottom plate, the jig middle frame and the jig upper panel are mutually locked and fixed on the jig mounting plate through bolts.
As a further improvement of the above technical scheme, a first bottom plate supporting leg is arranged on the supporting bottom plate, a first mounting plate supporting leg is arranged at the bottom of the jig mounting plate, the first mounting plate supporting leg is hinged to the first bottom plate supporting leg through a first hinge shaft, a height adjusting device is arranged between the other end of the supporting bottom plate and the jig mounting plate, and the height of the free end of the jig mounting plate to the jig supporting bottom plate can be adjusted by the height adjusting device, so that the inclination angle of the jig mounting plate can be further controlled.
As a further improvement of the above technical scheme, the height adjusting device comprises a sliding guide rail arranged on the support base plate and a second support leg fixed on the bottom of the jig mounting plate, a sliding mounting seat capable of sliding on the sliding guide rail is arranged on the sliding guide rail, a movable support leg of the base plate is arranged on the sliding mounting seat, a connecting rod is hinged on the movable support leg of the base plate through a second hinge shaft, the free end of the connecting rod is hinged on the second support leg of the mounting plate through a third hinge shaft, a sliding locking bolt is arranged on the sliding mounting seat, a plurality of bolt holes matched with the sliding locking bolt are formed in the support base plate, and the sliding locking bolt can be inserted into the bolt holes and locks the sliding mounting seat.
The utility model has the advantages that: the utility model provides a backlight unit lights and detects and uses positioning jig, this kind of backlight unit lights and detects and use positioning jig have simple structure, convenient to use, promote detection efficiency's advantage, also are favorable to the maintenance work in later stage, reduce use cost, save check-out time.
In a word, this kind of backlight unit lights and detects with positioning jig has solved the technical defect that the structure is complicated, detection efficiency is low, damage battery easily, time cost height that prior art exists.
Drawings
The present invention will be further explained with reference to the drawings and examples.
FIG. 1 is a schematic assembly view of the present invention;
FIG. 2 is a structural exploded view of the positioning jig assembly of the present invention;
FIG. 3 is a schematic sectional view of the positioning jig assembly of the present invention;
FIG. 4 is an assembly view of the positioning jig assembly of the present invention;
fig. 5 is a usage status diagram of the middle positioning jig assembly of the present invention.
Detailed Description
The conception, the specific structure, and the technical effects produced by the present invention will be clearly and completely described below in conjunction with the embodiments and the accompanying drawings to fully understand the objects, the features, and the effects of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and other embodiments obtained by those skilled in the art without inventive labor based on the embodiments of the present invention all belong to the protection scope of the present invention. In addition, all the connection/connection relations referred to in the patent do not mean that the components are directly connected, but mean that a better connection structure can be formed by adding or reducing connection auxiliary components according to specific implementation conditions. The technical features of the present invention can be combined interactively without conflicting with each other, as shown in fig. 1 to 5.
A positioning jig for lighting detection of a backlight module comprises a supporting base plate 1 and a jig mounting plate 2 which is arranged on the supporting base plate 1 and can adjust an inclination angle, wherein a base plate first supporting leg 11 is arranged on the supporting base plate 1, a mounting plate first supporting leg 21 is arranged at the bottom of the jig mounting plate 2, the mounting plate first supporting leg 21 is hinged to the base plate first supporting leg 11 through a first hinge shaft 91, a height adjusting device is arranged between the other end of the supporting base plate 1 and the jig mounting plate 2, and the height adjusting device can adjust the height from the free end of the jig mounting plate 2 to the jig supporting base plate 1 and further control the inclination angle of the jig mounting plate 2; the height adjusting device comprises a sliding guide rail 92 arranged on the supporting base plate 1 and a mounting plate second supporting leg 22 fixed at the bottom of the jig mounting plate 2, a sliding mounting seat 93 capable of sliding on the sliding guide rail 92 is arranged on the sliding guide rail 92, a base plate movable supporting leg 12 is arranged on the sliding mounting seat 93, a connecting rod 95 is hinged to the base plate movable supporting leg 12 through a second hinge shaft 94, the free end of the connecting rod 95 is hinged to the mounting plate second supporting leg 22 through a third hinge shaft 96, a sliding locking bolt 97 is arranged on the sliding mounting seat 93, a plurality of bolt holes matched with the sliding locking bolt 97 are formed in the supporting base plate 1, and the sliding locking bolt 97 can be inserted into the bolt holes and locks the sliding mounting seat 93. The jig mounting plate 2 is provided with a positioning jig component 3, the positioning jig component 3 comprises a jig base plate 31, a jig middle frame 32 and a jig upper panel 33, the jig middle frame 32 is arranged between the jig base plate 31 and the jig upper panel 33 and is in sealing fit with the upper wall surface of the jig base plate 31 and the lower wall surface of the jig upper panel 33, the jig middle frame 32 is a hollow frame member with a middle frame inner cavity, a middle frame isolation plate 321 is arranged at the middle position of the middle frame inner cavity of the jig middle frame 32, the middle frame isolation plate 321 isolates the middle frame inner cavity of the jig middle frame 32 into a first inner cavity 41 and a second inner cavity 42, the jig upper panel 33 is provided with a negative pressure adsorption hole 331 which penetrates through from top to bottom at the position where the jig upper panel cooperates with the first inner cavity 41 and the second inner cavity 42, the jig base plate 31 is provided with a first mounting hole and a second mounting hole, and the first negative pressure joint 51 and the second negative pressure joint 52 are respectively mounted in the first mounting hole and the second mounting hole, the first negative pressure joint 51 is communicated with the first inner cavity 41, the negative pressure joint 52 is communicated with the second inner cavity 42, and both the first negative pressure joint 51 and the second negative pressure joint 52 are used for being connected with an external negative pressure device.
Preferably, the jig upper panel 33 is provided with a first power module 61 and a second power module 62, the first power module 61 and the second power module 62 are both connected with a positive copper sheet and a negative copper sheet through wires, and the positive copper sheet and the negative copper sheet are used for electrically conducting with the positive electrode and the negative electrode of the detected backlight module; the jig mounting plate 2 is provided with an opening avoiding hole for the first negative pressure joint 51 and the second negative pressure joint 52 to pass through, and the first negative pressure joint 51 and the second negative pressure joint 52 pass through the opening avoiding hole of the jig mounting plate 2 and extend out downwards; a first annular sealing groove 71 is formed in the lower wall surface of the jig upper panel 33, a second annular sealing groove 72 matched with the first annular sealing groove 71 is formed in the upper wall surface of the jig middle frame 32, first sealing rubber rings 81 are arranged in the first annular sealing groove 71 and the second annular sealing groove 72, a third annular sealing groove 73 is formed in the lower wall surface of the jig middle frame 32, a fourth annular sealing groove 74 matched with the third annular sealing groove 73 is formed in the upper wall surface of the jig bottom plate 31, and second sealing rubber rings 82 are arranged in the third annular sealing groove 73 and the fourth annular sealing groove 74; the jig bottom plate 31, the jig middle frame 32 and the jig upper panel 33 are locked with each other by bolts and fixed to the jig mounting plate 2.
In the practice of the present invention, referring to FIG. 5, the backlight module 90 to be tested is placed on the upper panel 33 of the fixture in the area where the negative pressure absorption holes 331 are formed, then, the transparent adhesive film 901 is laid on the surface of the to-be-processed side backlight module 90, at this time, the external negative pressure device connected to the first negative pressure connector 51 and the second negative pressure connector 52 starts to work, the first inner cavity 41 and the second inner cavity 42 are vacuumized, the transparent adhesive film 901 is tightly adsorbed by the first inner cavity 41 and the second inner cavity 42 through the negative pressure adsorption hole 331, the transparent adhesive film 901 generates a certain pressure to the to-be-processed side backlight module 90 under the negative pressure, this pressure fungible manual doctor-bar effort to the module among the prior art, by will inclining backlight unit 90 no longer need the external time with the power of scraping of inclining, convenient operation can greatly promote and incline efficiency, saves the operating procedure, promotes production efficiency.
While the preferred embodiments of the present invention have been described, the present invention is not limited to the above embodiments, and those skilled in the art can make various equivalent modifications or substitutions without departing from the spirit of the present invention, and such equivalent modifications or substitutions are intended to be included within the scope of the present invention as defined by the appended claims.
Claims (7)
1. The utility model provides a backlight unit lights and detects and uses positioning jig which characterized in that: including supporting baseplate (1) and setting tool mounting panel (2) that is on supporting baseplate (1) and adjustable inclination, install location tool subassembly (3) on tool mounting panel (2), location tool subassembly (3) are including tool bottom plate (31), tool center (32) and tool top panel (33), tool center (32) set up between tool bottom plate (31) and tool top panel (33) and with tool bottom plate (31) upper wall and the sealed cooperation of the lower wall of tool top panel (33), tool center (32) are for the well hollow frame spare that has the center inner chamber, and the intermediate position of the center inner chamber of tool center (32) has center division board (321), center division board (321) keep apart the center inner chamber of tool center (32) and become first inner chamber (41) and second inner chamber (42), open at the position that it cooperatees first inner chamber (41) and second inner chamber (42) on tool top panel (33), tool top panel (33) is in its cooperation first inner chamber (41) and second inner chamber (42) The fixture base plate is provided with a negative pressure adsorption hole (331) which penetrates through the fixture base plate from top to bottom, a first mounting hole and a second mounting hole are formed in the fixture base plate (31), a first negative pressure joint (51) and a second negative pressure joint (52) are respectively mounted in the first mounting hole and the second mounting hole, the first negative pressure joint (51) is communicated with the first inner cavity (41), the negative pressure joint (52) is communicated with the second inner cavity (42), and the first negative pressure joint (51) and the second negative pressure joint (52) are both used for being connected with an external negative pressure device.
2. The positioning tool for detecting the lighting of the backlight module as claimed in claim 1, wherein: the jig upper panel (33) is provided with a first power supply module (61) and a second power supply module (62), the first power supply module (61) and the second power supply module (62) are connected with a positive copper sheet and a negative copper sheet through leads, and the positive copper sheet and the negative copper sheet are used for being electrically conducted with the positive electrode and the negative electrode of the detected backlight module.
3. The positioning tool for detecting the lighting of the backlight module as claimed in claim 1, wherein: the jig mounting plate (2) is provided with an avoiding hole through which the first negative pressure connector (51) and the second negative pressure connector (52) can pass conveniently, and the first negative pressure connector (51) and the second negative pressure connector (52) pass through the avoiding hole of the jig mounting plate (2) and extend downwards.
4. The positioning tool for detecting the lighting of the backlight module as claimed in claim 1, wherein: first annular seal groove (71) have been seted up to tool top panel (33) lower wall face, the cooperation has been seted up to tool center (32) upper wall face second annular seal groove (72) of first annular seal groove (71), be provided with first sealed ring (81) in first annular seal groove (71) and second annular seal groove (72), third annular seal groove (73) have been seted up to tool center (32) lower wall face, fourth annular seal groove (74) of cooperation third annular seal groove (73) have been seted up to tool bottom plate (31) upper wall face, be provided with second sealed ring (82) in third annular seal groove (73) and the fourth annular seal groove (74).
5. The positioning tool for detecting the lighting of the backlight module as claimed in claim 1, wherein: the jig bottom plate (31), the jig middle frame (32) and the jig upper panel (33) are mutually locked and fixed on the jig mounting plate (2) through bolts.
6. The positioning tool for detecting the lighting of the backlight module as claimed in claim 1, wherein: the jig is characterized in that a first bottom plate supporting leg (11) is arranged on the supporting bottom plate (1), a first mounting plate supporting leg (21) is arranged at the bottom of the jig mounting plate (2), the first mounting plate supporting leg (21) is hinged to the first bottom plate supporting leg (11) through a first hinge shaft (91), a height adjusting device is arranged between the other end of the supporting bottom plate (1) and the jig mounting plate (2), the height of the jig mounting plate (2) from the free end of the height adjusting device to the jig supporting bottom plate (1) can be adjusted, and the inclination angle of the jig mounting plate (2) is further controlled.
7. The positioning tool for detecting the lighting of the backlight module as claimed in claim 6, wherein: the height adjusting device comprises a sliding guide rail (92) arranged on the supporting bottom plate (1) and a mounting plate second supporting foot (22) fixed at the bottom of the jig mounting plate (2), a sliding installation seat (93) which can slide on the sliding guide rail (92) is arranged on the sliding guide rail (92), a bottom plate movable supporting leg (12) is arranged on the sliding mounting seat (93), a connecting rod (95) is hinged on the bottom plate movable supporting leg (12) through a second hinge shaft (94), the free end of the connecting rod (95) is hinged to the second supporting foot (22) of the mounting plate through a third hinge shaft (96), a sliding locking bolt (97) is arranged on the sliding mounting seat (93), a plurality of bolt holes matched with the sliding locking bolt (97) are arranged on the supporting base plate (1), the sliding locking bolt (97) can be inserted into the bolt hole and lock the sliding mounting seat (93).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922275562.8U CN211697882U (en) | 2019-12-17 | 2019-12-17 | Positioning jig for lighting detection of backlight module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922275562.8U CN211697882U (en) | 2019-12-17 | 2019-12-17 | Positioning jig for lighting detection of backlight module |
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| Publication Number | Publication Date |
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| CN211697882U true CN211697882U (en) | 2020-10-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201922275562.8U Active CN211697882U (en) | 2019-12-17 | 2019-12-17 | Positioning jig for lighting detection of backlight module |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113805045A (en) * | 2021-11-19 | 2021-12-17 | 深圳市众博信发展有限公司 | Test equipment of server mainboard |
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2019
- 2019-12-17 CN CN201922275562.8U patent/CN211697882U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113805045A (en) * | 2021-11-19 | 2021-12-17 | 深圳市众博信发展有限公司 | Test equipment of server mainboard |
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