CN214845688U

CN214845688U - Starry sky lamp plate test system

Info

Publication number: CN214845688U
Application number: CN202120065467.XU
Authority: CN
Inventors: 彭水良
Original assignee: China Seiki Suzhou Machinery Technology Co ltd
Current assignee: China Seiki Suzhou Machinery Technology Co ltd
Priority date: 2021-01-12
Filing date: 2021-01-12
Publication date: 2021-11-23
Anticipated expiration: 2031-01-12

Abstract

The utility model relates to the technical field of testing of starry lamp panels, in particular to a starry lamp panel testing system, which solves the defects in the prior art and comprises a frame, wherein the top of the frame is fixed with a casing through bolts, the casing is provided with a testing cavity, a bearing plate is fixed on the bottom wall of the testing cavity, an air cylinder is fixedly arranged inside the casing, a piston rod is arranged inside the air cylinder, the end part of the piston rod is fixed with a connecting plate through nuts and bolts, the bottom of the connecting plate is fixed with a plurality of connecting columns through screws, the bottoms of the connecting columns are fixed with a testing plate through screws, through the arrangement of structures such as a rotating rod, a rotating seat, a correcting block and a mandril, when the air cylinder drives the testing plate to move downwards, the rotating rod at both sides can contact with the mandril on the bearing plate, and the correcting blocks at both sides can rotate to automatically correct the position of the lamp panel under the action of the mandril, the working efficiency is improved, and the accuracy of the test result is ensured.

Description

Starry sky lamp plate test system

Technical Field

The utility model relates to a starry sky lamp plate test technical field especially relates to starry sky lamp plate test system.

Background

The application of LED products is more and more extensive, and the quality requirement of the LED products is higher and higher. And the resistance of the LED product to high temperature often affects the quality of the LED product. Therefore, the LED product needs to be subjected to a high-temperature aging test under the condition of being electrified to determine whether the LED product is qualified.

The traditional equipment for testing the starry lamp panel has the following defects: firstly, the position of the lamp panel can deviate during testing, and manual regulation is not only low in efficiency, but also low in precision, so that the testing result is inaccurate; secondly, due to the driving of the air cylinder, the position of the test board cannot be accurately controlled aiming at plates with different thicknesses, so that the product is easily damaged; thirdly, the test system on the market has single function and cannot meet various test requirements.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the starry sky lamp plate test system who provides.

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

the testing system for the starry lamp panel comprises a rack, wherein a casing is fixed to the top of the rack through bolts, a testing cavity is formed in the casing, a bearing plate is fixed to the bottom wall of the testing cavity, an air cylinder is fixedly mounted inside the casing, a piston rod is arranged inside the air cylinder, a connecting plate is fixed to the end portion of the piston rod through a nut and a bolt, a plurality of connecting columns are fixed to the bottom of the connecting plate through screws, a testing plate is fixed to the bottoms of the connecting columns through screws, grooves are formed in two sides of the testing plate, rotating seats are movably hinged to the insides of the grooves, sliding rods are arranged inside the rotating seats in a sliding mode, and correcting blocks are fixed to the end portions of the sliding rods through screws;

a bracket is fixed on the test board, a rotating rod is movably connected to the bracket through a pin shaft, and a transmission assembly is arranged between the rotating rod and the rotating seat;

the top of loading board is passed through the screw fixation and is had symmetrical arrangement's ejector pin, works as survey test panel downstream back, the ejector pin promotes the dwang and rotates, drives through drive assembly after the dwang rotates and rotates its fulcrum rotation in the recess inside and realize the effect to lamp plate position correction.

Preferably, the top of loading board is fixed with the control tube that is tubulose and symmetrical arrangement through the screw, and the inside movable sleeve of control tube is equipped with the regulation pole, adjust the pole and include fixed connection's threaded rod and slide bar, the inside rotation of control tube is provided with adjusting nut, threaded rod and adjusting nut threaded connection, adjusting nut's bottom is fixed with the connecting rod, the other end of connecting rod is fixed with the worm wheel, and the worm wheel meshing is connected with the worm, and the worm rotates the setting and is in one side of loading board.

Preferably, the top of the adjusting rod is welded with a positioning block, and the bottom of the connecting plate is provided with a positioning groove matched with the positioning block.

Preferably, one side of loading board is provided with integrated into one piece and symmetrical arrangement's mounting panel, and the worm passes through the bearing and installs two between the mounting panel, the rectangular channel has been seted up to the inside of loading board, the worm wheel passes the inside of rectangular channel.

Preferably, the transmission assembly comprises a linkage rod, a pressing rod and a sliding block, the two ends of the linkage rod are movably hinged with the rotating rod and the pressing rod respectively, the pressing rod is installed on the support in a sliding mode, the other end of the pressing rod is movably hinged with the sliding block, and the sliding block is arranged at the top of the rotating seat in a sliding mode.

Preferably, a dovetail groove is formed in the top of the rotating seat, and the sliding block is connected with the dovetail groove in a sliding mode.

Preferably, the rotating seat is internally provided with a sliding groove, the sliding rod is connected with the sliding groove in a sliding manner, one end of the sliding rod is fixedly connected with a spring through a buckle, and the other end of the spring is fixedly connected with the inner wall of the sliding groove.

Preferably, a pressing key is arranged on the machine frame and electrically connected with the air cylinder.

Preferably, the device further comprises a 64CH interface circuit, an MCU main control circuit, a communication circuit, a scan logic driving circuit and a scan logic execution circuit, which are connected in sequence.

Preferably, the 64CH interface circuit, the MCU main control circuit, the communication circuit, the scan logic driving circuit, and the scan logic executing circuit constitute a test module, and the test module is provided with 16 sets.

The utility model has the advantages that:

1. the utility model discloses in through dwang, rotation seat, proof mass and ejector pin isotructure set up, when cylinder drive survey test panel downstream, the dwang of both sides can with the loading epaxial ejector pin contact of board, make the proof mass of both sides rotate the automatic position to the lamp plate under the ejector pin effect and rectify, improved work efficiency, ensure that the test result is accurate.

2. The utility model discloses in through the setting of regulating tube, regulation pole, locating piece and constant head tank isotructure, according to the lamp plate of different thickness, the rotatable worm of personnel is adjusted the height of regulating rod to the decline limit position of adjusting connection board avoids the cylinder excessive action, guarantees that the lamp plate can not damage.

3. The utility model discloses a 64CH interface circuit, MCU main control circuit, communication circuit, scanning logic drive circuit and scanning logic execution circuit constitute 16 test module of group, form 16 test channels, support 16 LEDs simultaneously and do the TOV test, and output voltage follows the product output automatically, need not artificial settlement, and output current scope computer is programme-controlled, and all passageway synchronous adjustment, powerful, efficiency of software testing is high.

Drawings

Fig. 1 is a schematic structural diagram of a starry light panel test system provided by the present invention;

fig. 2 is a front view of the starry light panel testing system provided by the present invention;

FIG. 3 is a front view of the test board and the carrier plate according to the present invention;

FIG. 4 is an enlarged view of the space star lamp panel test system provided by the present invention at the position marked with the number A;

FIG. 5 is an enlarged view of the space star lamp panel testing system of the present invention at the position marked B;

fig. 6 is a schematic diagram of a 64CH interface circuit of the starry light panel test system provided by the present invention;

fig. 7 is a schematic diagram of the MCU main control circuit of the starry light panel test system provided by the present invention;

fig. 8 is a schematic diagram of a communication circuit of the starry light panel test system provided by the present invention;

fig. 9 is a schematic diagram of a scan logic driving circuit of the starry light panel testing system provided by the present invention;

fig. 10 is a schematic diagram of a scan logic execution circuit of the starry light panel test system provided by the present invention.

In the figure: the test device comprises a machine frame 1, a machine shell 2, a test cavity 201, a piston rod 3, a connecting plate 4, a positioning groove 41, a test plate 5, a groove 51, a bearing plate 6, a rectangular groove 61, a worm wheel 62, a press key 7, a connecting column 8, a top rod 9, an adjusting tube 10, an adjusting rod 11, a positioning block 12, a mounting plate 13, a worm 14, a rotating rod 15, a support 16, a linkage rod 17, a pressure rod 18, a rotating seat 19, a sliding rod 20, a correcting block 21, a sliding groove 22, a sliding block 23 and a spring 24.

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.

Referring to fig. 1-10, the testing system for the starry lamp panel comprises a rack 1, a machine shell 2 is fixed at the top of the rack 1 through bolts, a testing cavity 201 is formed in the machine shell 2, a bearing plate 6 is fixed on the bottom wall of the testing cavity 201, an air cylinder is fixedly installed inside the machine shell 2, a piston rod 3 is arranged inside the air cylinder, a connecting plate 4 is fixed at the end part of the piston rod 3 through a nut and a bolt, a plurality of connecting columns 8 are fixed at the bottom of the connecting plate 4 through screws, a testing plate 5 is fixed at the bottoms of the connecting columns 8 through screws, grooves 51 are formed in two sides of the testing plate 5, a rotating seat 19 is movably hinged inside the grooves 51, a sliding rod 20 is arranged inside the rotating seat 19 in a sliding mode, and a correcting block 21 is fixed at the end part of the sliding rod 20 through screws; a bracket 16 is fixed on the test board 5, a rotating rod 15 is movably connected on the bracket 16 through a pin shaft, and a transmission assembly is arranged between the rotating rod 15 and a rotating seat 19; the top of loading board 6 is passed through the screw fixation and is had symmetrical arrangement's ejector pin 9, and after surveying test panel 5 downstream, ejector pin 9 promoted dwang 15 and rotates, and dwang 15 rotates the back and drives through drive assembly and rotate seat 19 and be rich its fulcrum rotation inside recess 51 and realize the effect to lamp plate position correction.

Wherein, through the arrangement of the structures such as the rotating rod 15, the rotating seat 19, the correcting block 21 and the mandril 9, when the cylinder drives the test board 5 to move downwards, the rotating rods 15 at two sides can contact with the mandril 9 on the bearing board 6, the correcting blocks 21 at two sides can rotate under the action of the mandril 9 to automatically correct the position of the lamp panel, thereby improving the working efficiency and ensuring the accuracy of the test result, through the arrangement of the structures such as the adjusting tube 10, the adjusting rod 11, the positioning block 12 and the positioning groove 41, according to the lamp panels with different thicknesses, the height of the adjusting rod 11 can be adjusted by the rotatable worm 14 of personnel, thereby adjusting the descending limit position of the connecting plate 4, avoiding the excessive action of the cylinder, ensuring that the lamp panel can not be damaged, and 16 groups of test modules are formed by adopting a 64CH interface circuit, a MCU main control circuit, a communication circuit, a scanning logic drive circuit and a scanning logic execution circuit, 16 testing channels are formed to support simultaneous TOV testing of 16 LEDs, output voltage is automatically output along with a product without manual setting, the output current range is controlled by a computer program, all the channels are synchronously adjusted, functions are strong, and testing efficiency is high.

The top of loading board 6 is fixed with the control tube 10 that is tubulose and symmetrical arrangement through the screw, the inside movable sleeve of control tube 10 is equipped with adjusts pole 11, it includes fixed connection's threaded rod and slide bar to adjust pole 11, the inside rotation of control tube 10 is provided with adjusting nut, threaded rod and adjusting nut threaded connection, adjusting nut's bottom is fixed with the connecting rod, the other end of connecting rod is fixed with worm wheel 62, worm wheel 62 meshes and is connected with worm 14, worm 14 rotates the one side that sets up at loading board 6.

The top of the adjusting rod 11 is welded with a positioning block 12, and the bottom of the connecting plate 4 is provided with a positioning groove 41 matched with the positioning block 12.

One side of loading board 6 is provided with integrated into one piece and symmetrical arrangement's mounting panel 13, and worm 14 passes through the bearing and installs between two mounting panels 13, and rectangular groove 61 has been seted up to the inside of loading board 6, and worm wheel 62 passes the inside of rectangular groove 61.

The transmission assembly comprises a linkage rod 17, a pressure rod 18 and a sliding block 23, two ends of the linkage rod 17 are respectively movably hinged with the rotating rod 15 and the pressure rod 18, the pressure rod 18 is slidably mounted on the support 16, the other end of the pressure rod 18 is movably hinged with the sliding block 23, and the sliding block 23 is slidably arranged at the top of the rotating seat 19.

The top of the rotating seat 19 is provided with a dovetail groove, and the sliding block 23 is connected with the dovetail groove in a sliding manner.

A sliding groove 22 is formed in the rotating seat 19, the sliding rod 20 is connected with the sliding groove 22 in a sliding mode, one end of the sliding rod 20 is fixedly connected with a spring 24 through a buckle, and the other end of the spring 24 is fixedly connected with the inner wall of the sliding groove 22.

The frame 1 is provided with a pressing key 7, and the pressing key 7 is electrically connected with the cylinder.

The device also comprises a 64CH interface circuit, an MCU main control circuit, a communication circuit, a scanning logic drive circuit and a scanning logic execution circuit which are connected in sequence.

The 64CH interface circuit, the MCU main control circuit, the communication circuit, the scanning logic drive circuit and the scanning logic execution circuit form a test module, and the test module is provided with 16 groups.

In the embodiment, during testing, the equipment is powered on and supplied with air, testing software is started, a user edits machine type testing items and parameters after logging in, a product is placed on the bearing plate 6, then the two pressing keys 7 are operated to enable the air cylinder to act, and the piston rod 3 of the air cylinder pushes the connecting plate 4, the connecting column 8 and the testing plate 5 to move downwards;

further, when the test board 5 moves to a certain position, the rotating rod 15 is in contact with the ejector rod 9, the rotating rod 15 rotates under the pushing of the ejector rod 9, the rotating rod 15 drives the linkage rod 17 to rotate, the linkage rod 17 pushes the pressing rod 18 to slide downwards along the support 16, the pressing rod 18 pushes the sliding block 23 to slide, the sliding block 23 pushes the rotating seat 19 to rotate, the correcting block 21 can push the lamp board on the bearing board 6 when the rotating seat 19 drives the sliding rod 20 and the correcting block 21 to rotate, the placing position of the lamp board can be corrected, the correcting block 21 is in a vertical state when the correction is completed, the rotating seat 19 slides along the sliding rod 20 after the test board 6 continues to move downwards, and the mechanisms cannot be clamped;

in addition, after the product is pushed down to survey test panel 5, locating piece 12 embedding is in constant head tank 41, and is spacing to connecting plate 4, spliced pole 8 and survey test panel 5's position, can not crush the product to according to the product of different thickness, the rotatable worm 14 of personnel, worm 14 drive worm wheel 62 drives connecting rod and adjusting nut and rotates, adjusting nut effect threaded rod removes, but the slidable part of adjusting the pole slides along adjusting tube 10, thereby drive locating piece 12 and remove, change limit position.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The starry lamp panel test system comprises a rack (1) and is characterized in that a machine shell (2) is fixed at the top of the rack (1) through bolts, a test cavity (201) is arranged on the machine shell (2), a bearing plate (6) is fixed on the bottom wall of the test cavity (201), a cylinder is fixedly arranged inside the machine shell (2), a piston rod (3) is arranged inside the cylinder, a connecting plate (4) is fixed at the end part of the piston rod (3) through a nut and a bolt, a plurality of connecting columns (8) are fixed at the bottom part of the connecting plate (4) through screws, a test board (5) is fixed at the bottom part of each connecting column (8) through screws, grooves (51) are formed in the two sides of each test board (5), a rotating seat (19) is hinged to the inside of each groove (51), a sliding rod (20) is arranged inside each rotating seat (19) in a sliding mode, a correcting block (21) is fixed at the end part of the sliding rod (20) through a screw;

a support (16) is fixed on the test board (5), a rotating rod (15) is movably connected to the support (16) through a pin shaft, and a transmission assembly is arranged between the rotating rod (15) and the rotating seat (19);

the top of loading board (6) is passed through the screw fixation and is had symmetrical arrangement's ejector pin (9), works as survey test panel (5) downstream back, ejector pin (9) promote dwang (15) and rotate, and dwang (15) rotate the back and drive through drive assembly and rotate seat (19) its fulcrum rotation inside recess (51) and realize the effect to lamp plate position correction.

2. The starry light board test system of claim 1, characterized in that, the top of loading board (6) is passed through the screw fixation and is had regulating tube (10) that is tubulose and symmetrical arrangement, and the inside movable sleeve of regulating tube (10) is equipped with regulation pole (11), adjust pole (11) including fixed connection's threaded rod and slide bar, regulating tube (10) inside rotation is provided with adjusting nut, threaded rod and adjusting nut threaded connection, adjusting nut's bottom is fixed with the connecting rod, the other end of connecting rod is fixed with worm wheel (62), and worm wheel (62) meshing is connected with worm (14), and worm (14) are rotated and are set up one side of loading board (6).

3. The starry lamp panel testing system according to claim 2, wherein a positioning block (12) is welded to the top of the adjusting rod (11), and a positioning groove (41) matched with the positioning block (12) is formed in the bottom of the connecting plate (4).

4. The starry light board test system of claim 2, wherein one side of the bearing plate (6) is provided with an integrally formed and symmetrically arranged mounting plate (13), the worm (14) is mounted between the two mounting plates (13) through a bearing, a rectangular groove (61) is formed in the interior of the bearing plate (6), and the worm wheel (62) penetrates through the interior of the rectangular groove (61).

5. The starry light panel test system of claim 1, wherein the transmission assembly comprises a linkage rod (17), a compression bar (18) and a sliding block (23), two ends of the linkage rod (17) are movably hinged with the rotating rod (15) and the compression bar (18) respectively, the compression bar (18) is slidably mounted on the support (16), the other end of the compression bar (18) is movably hinged with the sliding block (23), and the sliding block (23) is slidably arranged at the top of the rotating seat (19).

6. A starry light panel test system as claimed in claim 5, wherein the top of the rotating base (19) is provided with a dovetail groove, and the sliding block (23) is slidably connected with the dovetail groove.

7. The starry light panel test system of claim 1, wherein a sliding groove (22) is formed in the rotating base (19), the sliding rod (20) is connected with the sliding groove (22) in a sliding mode, one end of the sliding rod (20) is fixedly connected with a spring (24) through a buckle, and the other end of the spring (24) is fixedly connected with the inner wall of the sliding groove (22).

8. The starry lamp panel testing system according to claim 1, wherein a pressing key (7) is arranged on the rack (1), and the pressing key (7) is electrically connected with the cylinder.

9. The starry lamp panel test system of claim 1, further comprising a 64CH interface circuit, an MCU main control circuit, a communication circuit, a scan logic driving circuit, and a scan logic execution circuit, which are connected in sequence.

10. The starry lamp panel test system according to claim 9, wherein the 64CH interface circuit, the MCU main control circuit, the communication circuit, the scan logic driving circuit, and the scan logic executing circuit constitute a test module, and the test module is provided with 16 sets.