CN214473758U - Aging testing device for liquid crystal display screen circuit board - Google Patents
Aging testing device for liquid crystal display screen circuit board Download PDFInfo
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- CN214473758U CN214473758U CN202120226232.4U CN202120226232U CN214473758U CN 214473758 U CN214473758 U CN 214473758U CN 202120226232 U CN202120226232 U CN 202120226232U CN 214473758 U CN214473758 U CN 214473758U
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- 238000012360 testing method Methods 0.000 title claims abstract description 77
- 239000004973 liquid crystal related substance Substances 0.000 title claims abstract description 17
- 230000032683 aging Effects 0.000 title claims abstract description 16
- 230000007246 mechanism Effects 0.000 claims abstract description 18
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 15
- 239000010959 steel Substances 0.000 claims abstract description 15
- 230000005540 biological transmission Effects 0.000 claims abstract description 11
- 230000000694 effects Effects 0.000 claims description 9
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 238000001514 detection method Methods 0.000 abstract description 18
- 238000005265 energy consumption Methods 0.000 abstract description 5
- 238000012423 maintenance Methods 0.000 abstract description 4
- 238000009434 installation Methods 0.000 abstract description 2
- 230000011514 reflex Effects 0.000 description 6
- 230000008901 benefit Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000013522 software testing Methods 0.000 description 1
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Abstract
The utility model discloses an aging testing device of liquid crystal display circuit board, concretely relates to circuit test equipment technical field, including the test box, the first delivery box and the second delivery box of both sides fixedly connected with symmetric distribution of test box, the inside of first delivery box is provided with step-by-step conveying mechanism, the inside of first delivery box and second delivery box all rotates through the bearing frame and is connected with first transport group axle and second transport group axle, the surface transmission of first transport group axle and second transport group axle is connected with wears to locate the inside transport steel band of test box, the top fixed mounting of first delivery box has the feeder hopper, the side fixed mounting of second delivery box has out the hopper, the top inner wall fixedly connected with installation branch of test box. The utility model discloses practice thrift check time, improve test detection efficiency, reduce the manpower use amount, reduce the test and detect the cost, reduce the work energy consumption, the equipment protection maintenance of being convenient for.
Description
Technical Field
The utility model relates to a circuit test equipment technical field, more specifically say, the utility model relates to an aging testing device of liquid crystal display circuit board.
Background
Liquid crystal display screens are widely used by electronic product manufacturing enterprises and consumers due to low power consumption, volume boxes and low radiation, use liquid crystal solutions in two polarized materials, enable the crystals to be rearranged to achieve the purpose of imaging when current passes through the liquid, and need to use a circuit board to control the current magnitude and current direction.
But when in actual use, the current circuit board testing arrangement adopts the manual work to carry out the circular telegram test mostly, and efficiency of software testing is low, and test effect and manual operation connector access condition degree of relevance are big on the large side, lead to test result error easily, and then influence the recovery of circuit board and recycle, and traditional circuit board aging testing equipment often needs the tester to pay close attention to test equipment simultaneously, and degree of automation is lower, improves the test and detects the cost, the equipment maintenance of being not convenient for.
SUMMERY OF THE UTILITY MODEL
In order to overcome the above-mentioned defect of prior art, the embodiment of the utility model provides an aging testing device of liquid crystal display circuit board, through step-by-step conveying mechanism, practice thrift check time, improve test detection efficiency, reduce the manpower use amount, reduce the test and detect the cost, set up control mechanism simultaneously, improve detection efficiency, reduce the work energy consumption, the equipment protection maintenance of being convenient for to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: an aging test device for a liquid crystal display screen circuit board comprises a test box, wherein a first conveying box and a second conveying box which are symmetrically distributed are fixedly connected to two sides of the test box, a stepping conveying mechanism is arranged in the first conveying box, a first conveying group shaft and a second conveying group shaft are rotatably connected to the inside of the first conveying box and the inside of the second conveying box through bearing seats, conveying steel belts penetrating the inside of the test box are connected to the surfaces of the first conveying group shaft and the second conveying group shaft in a transmission manner, a feed hopper is fixedly installed at the top of the first conveying box, a discharge hopper is fixedly installed on the side surface of the second conveying box, an installation supporting rod is fixedly connected to the inner wall of the top of the test box, a tester is fixedly connected to one end, away from the inner wall of the test box, a hollow limiting sleeve is fixedly connected to the inner wall of the test box, and a control rod is slidably connected to the hollow limiting sleeve through a guide rail, the top fixedly connected with trapezoidal piece of control lever, the top of trapezoidal piece and the inside slip link up of carrying the steel band, the top of trapezoidal piece links up with the bottom activity of tester, the inside of test box is provided with control mechanism.
Furthermore, step-by-step conveying mechanism includes step-by-step conveying axle, the both ends of step-by-step conveying axle are passed through the bearing frame and are rotated with the inner wall of first delivery box and be connected, the surface of first delivery box has driving motor through mount pad fixed mounting, driving motor's output shaft passes through shaft coupling and step-by-step one end fixed connection who carries the axle.
Furthermore, a step control rotating wheel is fixedly sleeved on the surface of the step conveying shaft, a step control rod is fixedly connected to the outer edge of the step control rotating wheel, a step control column is fixedly connected to one end, far away from the step control rotating wheel, of the step control rod, and an optimal angle ring is fixedly connected to the outer edge of the step control rotating wheel.
Further, the fixed surface of one of them axle of first transport group axle is adjusted and is had step-by-step transport runner, four step control grooves of angular distribution such as are seted up on the surface of step-by-step transport runner, the inside of step control groove links up with the inner wall activity of step control post, four arc walls of angular distribution such as are seted up on the surface of step-by-step transport runner, the inner wall of arc wall links up with the outer fringe activity of reflex angle ring.
Furthermore, the control mechanism comprises a drive control shaft, two ends of the drive control shaft are rotatably connected with the inner wall of the test box through bearing seats, the surface of the drive control shaft is in transmission connection with the surface of the stepping conveying shaft through a belt, and a control half gear is fixedly sleeved on the surface of the drive control shaft.
Furthermore, the inside of test box has the control ring through guide rail sliding connection, the inner wall fixedly connected with symmetric distribution's of control ring control rack, control rack and control semi-gear meshing are connected.
Furthermore, the top of the control ring is fixedly connected with a control block, a trapezoidal groove is formed in the control block, the inner wall of the trapezoidal groove is connected with a control slide block in a sliding mode through a guide rail, and the surface of the control slide block is rotatably connected with the bottom of the control rod through a connecting shaft.
The utility model discloses a technological effect and advantage:
1. through the arrangement of the stepping conveying mechanism, compared with the prior art, the stepping conveying shaft is driven to rotate by controlling the driving motor to work, and further the stepping control runner is driven to rotate, so that the stepping control rod, the stepping control column and the reflex ring are driven to rotate, and further the first conveying assembly shaft and the second conveying assembly shaft are driven to rotate, so that the steel belt is driven to convey the steel belt stepping transmission circuit board to a test position, the detection time is further saved, the test detection efficiency is improved, the labor consumption is reduced, and the test detection cost is reduced;
2. through setting up control mechanism, compared with the prior art, through control driving motor work, it rotates to drive step-by-step transport axle, and then drive control axle and rotate, thereby drive control semi-gear and rotate, and then drive control ring and control block horizontal slip, utilize the surface of control slider and the inner wall sliding connection of dovetail groove, it slides from top to bottom to drive control slider and control lever in hollow spacing telescopic inside, and then drive the step-by-step reciprocating of dovetail, thereby make the circuit board that awaits measuring realize that automatic movement reachs the test position and detect, the automatic detector that breaks away from after the detection is accomplished, wait to detect the circuit board through carrying steel band transmission next, the efficiency of detection is improved, the energy consumption of reduction work, the equipment protection of being convenient for maintains.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is an enlarged view of the position A of the present invention.
Fig. 3 is a schematic structural view of the step conveying mechanism of the present invention.
The reference signs are: 1. a test box; 2. a first conveyance case; 3. a second conveyance case; 4. a first transport set of shafts; 5. a second transport set of shafts; 6. conveying a steel belt; 7. a feed hopper; 8. a discharge hopper; 9. mounting a support rod; 10. a tester; 11. a hollow limiting sleeve; 12. a control lever; 13. a trapezoidal block; 14. a step-by-step delivery shaft; 15. a drive motor; 16. a stepping control runner; 17. a step control column; 18. a reflex ring; 19. a stepping conveying rotating wheel; 20. a step control groove; 21. an arc-shaped slot; 22. a drive control shaft; 23. a control half gear; 24. a control loop; 25. a control rack; 26. a control block; 27. a trapezoidal groove; 28. controlling the sliding block; 29. a step control rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The aging test device for the liquid crystal display circuit board as shown in the attached figures 1-3 comprises a test box 1, wherein a first conveying box 2 and a second conveying box 3 which are symmetrically distributed are fixedly connected to two sides of the test box 1, a stepping conveying mechanism is arranged inside the first conveying box 2, a first conveying group shaft 4 and a second conveying group shaft 5 are rotatably connected inside the first conveying box 2 and the second conveying box 3 through bearing seats, a conveying steel belt 6 penetrating through the inside of the test box 1 is connected to the surfaces of the first conveying group shaft 4 and the second conveying group shaft 5 in a transmission manner, a feed hopper 7 is fixedly installed at the top of the first conveying box 2, a discharge hopper 8 is fixedly installed on the side surface of the second conveying box 3, a mounting support rod 9 is fixedly connected to the inner wall of the top of the test box 1, a tester 10 is fixedly connected to one end, far away from the inner wall of the test box 1, of a hollow limiting sleeve 11 is fixedly connected to the inner wall of the test box 1, hollow spacing sleeve 11 have control lever 12 through guide rail sliding connection, the top fixedly connected with trapezoidal piece 13 of control lever 12, the top of trapezoidal piece 13 and the inside slip of carrying steel band 6 link up, the top of trapezoidal piece 13 links up with the bottom activity of tester 10, and the inside of test box 1 is provided with control mechanism.
In a preferred embodiment, the step conveying mechanism comprises a step conveying shaft 14, two ends of the step conveying shaft 14 are rotatably connected with the inner wall of the first conveying box 2 through bearing seats, a driving motor 15 is fixedly mounted on the surface of the first conveying box 2 through a mounting seat, and an output shaft of the driving motor 15 is fixedly connected with one end of the step conveying shaft 14 through a coupler, so that the step conveying shaft 14 is driven to rotate by controlling the driving motor 15 to work.
In a preferred embodiment, a step control wheel 16 is fixedly sleeved on the surface of the step conveying shaft 14, a step control rod 29 is fixedly connected to the outer edge of the step control wheel 16, a step control column 17 is fixedly connected to one end, away from the step control wheel 16, of the step control rod 29, and a good angle ring 18 is fixedly connected to the outer edge of the step control wheel 16, so that when the step conveying shaft 14 rotates, the step control wheel 16 is driven to rotate, and the step control rod 29, the step control column 17 and the good angle ring 18 are driven to rotate.
In a preferred embodiment, a stepping conveying rotating wheel 19 is fixedly adjusted on the surface of one of the first conveying group shafts 4, four stepping control grooves 20 which are distributed at equal angles are formed on the surface of the stepping conveying rotating wheel 19, the inner parts of the stepping control grooves 20 are movably connected with the inner wall of a stepping control column 17, four arc-shaped grooves 21 which are distributed at equal angles are formed on the surface of the stepping conveying rotating wheel 19, the inner walls of the arc-shaped grooves 21 are movably connected with the outer edge of a reflex ring 18, so that when the stepping control column 17 and the reflex ring 18 rotate, the inner parts of the stepping control grooves 20 are movably connected with the inner wall of the stepping control column 17, the inner walls of the arc-shaped grooves 21 are movably connected with the outer edge of the reflex ring 18 to drive the first conveying group shaft 4 to rotate, further drive the second conveying group shaft 5 and the conveying steel belt 6 to rotate step by step and convey circuit boards to the detection position of the tester 10, thereby saving the test time, the efficiency of test detection is improved, reduce the work intensity of labour that the manpower was taken, reduce test detection cost.
In a preferred embodiment, the control mechanism comprises a driving control shaft 22, two ends of the driving control shaft 22 are rotatably connected with the inner wall of the test box 1 through bearing seats, the surface of the driving control shaft 22 is in transmission connection with the surface of the stepping conveying shaft 14 through a belt, and a control half gear 23 is fixedly sleeved on the surface of the driving control shaft 22, so that when the stepping conveying shaft 14 rotates, the driving control shaft 22 is driven to rotate, and then the control half gear 23 is driven to rotate.
In a preferred embodiment, the inside of the test box 1 is slidably connected with a control ring 24 through a guide rail, the inner wall of the control ring 24 is fixedly connected with symmetrically distributed control racks 25, and the control racks 25 are in meshed connection with the control half-gear 23, so that when the control half-gear 23 rotates, the control ring 24 is driven to slide left and right in the inside of the test box 1 by the meshed connection of the control racks 25 and the control half-gear 23.
In a preferred embodiment, a control block 26 is fixedly connected to the top of the control ring 24, a trapezoidal groove 27 is formed in the control block 26, a control slider 28 is slidably connected to the inner wall of the trapezoidal groove 27 through a guide rail, the surface of the control slider 28 is rotatably connected to the bottom of the control rod 12 through a connecting shaft, so that when the control ring 24 slides left and right in the test box 1, the control block 26 is driven to slide left and right in the test box 1, and the surface of the control slider 28 is slidably connected to the inner wall of the trapezoidal groove 27, the control slider 28 and the control rod 12 are driven to slide up and down in the hollow limiting sleeve 11, and further the trapezoidal block 13 is driven to move up and down, so that the circuit board to be tested moves to the detection position of the tester 10, the detection efficiency is improved, the conveying steel belt 6 cooperates with the trapezoidal block 13, the transmission efficiency is improved, and the energy consumption of the device is reduced, and the equipment maintenance is convenient.
The utility model discloses the theory of operation: when the aging test device for the liquid crystal display screen circuit board is used, the step-by-step conveying shaft 14 is driven to rotate by controlling the driving motor 15 to work, the step-by-step control rotating wheel 16 is driven to rotate, the step-by-step control rod 29, the step-by-step control column 17 and the excellent angle ring 18 are driven to rotate, the inner wall of the step-by-step control groove 20 is movably connected with the inner wall of the step-by-step control column 17, the inner wall of the arc-shaped groove 21 is movably connected with the outer edge of the excellent angle ring 18, the first conveying group shaft 4 is driven to rotate, the second conveying group shaft 5 and the conveying steel belt 6 are driven to rotate step by step and drive the conveying circuit board to the detection position of the tester 10, the test time is saved, the test detection efficiency is improved, the labor intensity of manual taking is reduced, the test detection cost is reduced, when the step-by-step conveying shaft 14 rotates, the driving control shaft 22 rotates, the control half gear 23 is driven to rotate, and is meshed with the control half gear 23, drive control ring 24 and slide in the inside of test box 1 from side to side, drive control block 26 and slide from side to side in the inside of test box 1, utilize the surface of control slider 28 and the inner wall sliding connection of dovetail groove 27, drive control slider 28 and control lever 12 and slide from top to bottom in hollow stop sleeve 11's inside, and then drive dovetail block 13 and reciprocate, thereby make the circuit board that awaits measuring remove the detection position of tester 10, and the detection efficiency is improved, carry steel band 6 and dovetail block 13 to cooperate, and the transmission efficiency is improved, and the equipment work energy consumption is reduced, and the equipment of being convenient for is maintained and is maintained.
The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;
secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;
and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides an aging testing device of liquid crystal display circuit board, includes test box (1), its characterized in that: the test box comprises a test box body (1), a first conveying box (2) and a second conveying box (3) which are symmetrically distributed are fixedly connected to two sides of the test box body (1), a stepping conveying mechanism is arranged inside the first conveying box body (2), a first conveying group shaft (4) and a second conveying group shaft (5) are rotatably connected inside the first conveying box body (2) and the second conveying box body (3) through bearing seats, a conveying steel belt (6) penetrating through the interior of the test box body (1) is connected to the surfaces of the first conveying group shaft (4) and the second conveying group shaft (5) in a transmission mode, a feed hopper (7) is fixedly installed at the top of the first conveying box body (2), a discharge hopper (8) is fixedly installed on the side surface of the second conveying box body (3), a mounting support rod (9) is fixedly connected to the inner wall of the top of the test box body (1), a tester (10) is fixedly connected to one end, far away from the inner wall of the test box body (1), of the mounting support rod (9), the inner wall fixedly connected with of test box (1) is hollow spacing sleeve (11), there are control lever (12) hollow spacing sleeve (11) through guide rail sliding connection, the top fixedly connected with trapezoidal piece (13) of control lever (12), the top of trapezoidal piece (13) and the inside of carrying steel band (6) slide and link up, the top of trapezoidal piece (13) links up with the bottom activity of tester (10), the inside of test box (1) is provided with control mechanism.
2. The aging test device for the liquid crystal display screen circuit board according to claim 1, wherein: step-by-step conveying mechanism includes step-by-step conveying axle (14), the inner wall rotation that the bearing frame was passed through at the both ends of step-by-step conveying axle (14) and first delivery box (2) is connected, the surface of first delivery box (2) has driving motor (15) through mount pad fixed mounting, the output shaft of driving motor (15) passes through the shaft coupling and the one end fixed connection of step-by-step conveying axle (14).
3. The aging test device for the liquid crystal display screen circuit board according to claim 2, wherein: the surface of the stepping conveying shaft (14) is fixedly sleeved with a stepping control rotating wheel (16), the outer edge of the stepping control rotating wheel (16) is fixedly connected with a stepping control rod (29), one end, far away from the stepping control rotating wheel (16), of the stepping control rod (29) is fixedly connected with a stepping control column (17), and the outer edge of the stepping control rotating wheel (16) is fixedly connected with a preferential angle ring (18).
4. The aging test device for the circuit board of the liquid crystal display screen according to claim 3, wherein: the fixed surface of one of them axle of first transport group axle (4) is adjusted and is had step-by-step transport runner (19), four step control grooves (20) of angular distribution such as are seted up on the surface of step-by-step transport runner (19), the inside of step control groove (20) links up with the inner wall activity of step control post (17), four arc walls (21) of angular distribution such as are seted up on the surface of step-by-step transport runner (19), the inner wall of arc wall (21) links up with the outer fringe activity of excellent angle ring (18).
5. The aging test device for the circuit board of the liquid crystal display screen according to claim 4, wherein: the control mechanism comprises a drive control shaft (22), the two ends of the drive control shaft (22) are rotatably connected with the inner wall of the test box (1) through bearing seats, the surface of the drive control shaft (22) is in transmission connection with the surface of the stepping conveying shaft (14) through a belt, and a control half gear (23) is fixedly sleeved on the surface of the drive control shaft (22).
6. The aging test device for the liquid crystal display screen circuit board according to claim 5, wherein: the inside of test box (1) has control ring (24) through guide rail sliding connection, the inner wall fixedly connected with symmetric distribution's of control ring (24) control rack (25), control rack (25) are connected with control semi-gear (23) meshing.
7. The aging test device for the circuit board of the liquid crystal display screen according to claim 6, wherein: the top fixedly connected with control block (26) of control ring (24), dovetail groove (27) have been seted up to the inside of control block (26), there is control slider (28) inner wall through guide rail sliding connection of dovetail groove (27), the surface of control slider (28) is connected with the bottom of control lever (12) through the connecting axle is rotated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120226232.4U CN214473758U (en) | 2021-01-27 | 2021-01-27 | Aging testing device for liquid crystal display screen circuit board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120226232.4U CN214473758U (en) | 2021-01-27 | 2021-01-27 | Aging testing device for liquid crystal display screen circuit board |
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| Publication Number | Publication Date |
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| CN214473758U true CN214473758U (en) | 2021-10-22 |
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| CN202120226232.4U Expired - Fee Related CN214473758U (en) | 2021-01-27 | 2021-01-27 | Aging testing device for liquid crystal display screen circuit board |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114137260A (en) * | 2021-11-26 | 2022-03-04 | 国网湖北省电力有限公司直流运检公司 | Flexible direct-current transmission converter valve power unit testing device and testing method |
-
2021
- 2021-01-27 CN CN202120226232.4U patent/CN214473758U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114137260A (en) * | 2021-11-26 | 2022-03-04 | 国网湖北省电力有限公司直流运检公司 | Flexible direct-current transmission converter valve power unit testing device and testing method |
| CN114137260B (en) * | 2021-11-26 | 2023-06-27 | 国网湖北省电力有限公司直流运检公司 | Flexible direct-current transmission converter valve power unit test device and test method |
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Granted publication date: 20211022 |