CN219434876U - Guide mechanism for testing electric performance of LED - Google Patents

Abstract

The utility model discloses a guide mechanism for testing the electrical performance of an LED, which belongs to the technical field of LED testing and particularly comprises a guide rail and a chute arranged on the guide rail along the length direction of the guide rail, wherein one end of the guide rail is provided with a sliding block, the other end of the guide rail is provided with a connecting block, the sliding block is connected with the connecting block through a clamping assembly, and a first cavity and a second cavity are arranged in the connecting block. According to the utility model, the first cam and the second cam can be driven to rotate by rotating the clamping rod, when the first cam abuts against the first sliding plate to enable the roller to move to the outside of the connecting block, the second cam can abut against the second sliding plate to enable the friction lining to be located in the connecting block, so that the connecting block and the sliding block can slide conveniently, and when the first cam abuts against the first sliding plate to enable the roller to be located in the connecting block, the second cam can abut against the second sliding plate to enable the friction lining to move to the outside of the connecting block, and then the connecting block and the sliding block are fixed.

Description

Guide mechanism for testing electric performance of LED

Technical Field

The utility model relates to the technical field of LED (light-emitting diode) testing, in particular to a guide mechanism for testing the electrical performance of an LED.

Background

LEDs (light emitting diodes) have been widely used in various technical fields in recent years due to their excellent performance characteristics. LEDs often need to be tested for various technical indicators after manufacturing or when a user purchases the LED, and an electrical performance parameter of the LED is one of the important indicators.

In the prior art, the application number is 201922228120.8, and the LED electrical property test fixture comprises a test bench bottom plate, a test socket substrate, a guide rail, a sliding block, a cylinder, a center positioning plate, a protective cover, a test fixing seat substrate and a protective plate; two guide rails are arranged in the middle of the bottom plate of the test bench, two sliding blocks are slidably arranged on each guide rail, the four corners of the test socket base plate are provided with four sliding blocks through screws, one end of the test socket base plate is provided with a guide piece through the screws, and the other end of the test socket base plate is provided with a clamp base through the screws. The LED lamp is quickly installed through the central positioning plate and the test fixing seat, the position is adjusted by sliding the test socket base plate on the bottom plate of the test bench through the sliding block and the guide rail, the test is quickly installed and positioned, and the test efficiency is improved; the electromagnetic valve is used for controlling the cylinder to start and stop to drive the operation clamp to carry out clamping operation; the fixture effect required by the LED electrical property test is well achieved.

But still have drawbacks: in the device, the test socket substrate is subjected to sliding adjustment on the bottom plate of the test board through the sliding block and the guide rail, but the sliding block and the guide rail are in sliding connection, and the sliding block is not fixed at the designated position, so that an unstable phenomenon is easily generated even if the device is adjusted to a proper position, and the test of the device is influenced.

Disclosure of Invention

The utility model aims to provide a guide mechanism for testing the electrical performance of an LED, which aims to solve the problem that the prior art does not fix the designated position of a sliding block and influences the testing of a device.

In order to achieve the aim of the utility model, the utility model adopts the following technical scheme:

the utility model provides a guide mechanism for testing the electrical performance of an LED, which comprises a guide rail and a chute arranged on the guide rail along the length direction of the guide rail, wherein one end of the guide rail is provided with a sliding block, the other end of the guide rail is provided with a connecting block, the sliding block is connected with the connecting block through a clamping assembly, a first cavity and a second cavity are arranged in the connecting block, a first cam is arranged in the first cavity, a second cam is arranged in the second cavity, the centers of the first cam and the second cam are connected through a rotating shaft, a first sliding plate is arranged in the first cavity and below the first cam, a useful roller is arranged below the first sliding plate, a second sliding plate is arranged in the second cavity and below the second cam, a friction lining is arranged at the bottom of the second sliding plate, the top of the first sliding plate is connected with the inner top of the first cavity through a second spring, and the top of the second sliding plate is connected with the inner top of the second cavity through a third spring.

Preferably, the clamping assembly comprises a third chamber arranged in the connecting block and a rotating block arranged in the third chamber, wherein a circular groove and clamping grooves uniformly formed in the circumferential direction of the circular groove are formed in one side of the rotating block.

Preferably, the clamping assembly further comprises a clamping rod penetrating through the sliding block and extending into the circular groove, a button is arranged at one end, far away from the circular groove, of the clamping rod, the button penetrates through the clamping rod and is connected with a connecting rod, and a first magnet and a second magnet are uniformly arranged on the connecting rod along the circumferential direction of the connecting rod.

Preferably, the clamping rod is provided with iron blocks which are in one-to-one correspondence with the clamping grooves and are aligned with the clamping grooves uniformly along the circumferential direction of the clamping rod, the iron blocks penetrate into the clamping rod, the first magnets and the iron blocks repel each other magnetically, the second magnets and the iron blocks attract each other magnetically, the connecting rod is provided with a fixing block, and the fixing block is connected with the inner wall of the connecting rod through a first spring.

Preferably, the outside of clamping pole is provided with the carousel, and the outer edge department of carousel is provided with anti-skidding line.

Preferably, the rotating block is uniformly provided with grooves along the circumferential direction of the rotating block, the inside of the grooves is slidably provided with clamping joints, the clamping joints are connected with the inner walls of the grooves through fourth springs, and clamping grooves which are in one-to-one correspondence with the clamping joints and are matched with the clamping joints are uniformly formed in the third cavity along the circumferential direction of the third cavity.

Preferably, the tops of the first sliding plate and the second sliding plate are provided with grooves.

Preferably, the friction lining is made of wear-resistant rubber.

Compared with the prior art, the above technical scheme has the following beneficial effects:

can drive first cam and second cam through rotating the clamping pole, after first cam conflict first sliding plate makes gyro wheel motion to the outside of connecting block, the second cam can conflict second sliding plate makes friction facing be located the inside of connecting block, and then is convenient for slide connecting block and slider, and after first cam conflict first sliding plate makes the gyro wheel be located the inside of connecting block, the second cam then can conflict second sliding plate makes friction facing motion to the outside of connecting block, and then fixes connecting block and slider.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model.

FIG. 1 is a schematic diagram of the main structure of the present utility model;

FIG. 2 is a schematic view of the internal structure of the connecting block of the present utility model;

FIG. 3 is a schematic view of the structure of a first sliding plate according to the present utility model;

FIG. 4 is a schematic view of the internal structure of the clamping rod of the present utility model;

FIG. 5 is a schematic view of the internal structure of the turning block of the present utility model;

FIG. 6 is a schematic view of the configuration of the rotor block of the present utility model mated with the third chamber;

in the figure:

1. a guide rail; 2. a chute; 3. a slide block; 4. a connecting block; 401. a first chamber; 402. a second chamber; 5. a clamping assembly; 501. a third chamber; 502. a rotating block; 503. a clamping rod; 504. a button; 505. a turntable; 506. a connecting rod; 507. a first magnet; 508. iron blocks; 509. a fixed block; 510. a first spring; 511. a circular groove; 512. a clamping groove; 513. a second magnet; 6. a rotating shaft; 7. a first cam; 8. a first sliding plate; 9. a roller; 10. a second cam; 11. a second sliding plate; 12. a friction lining; 13. a second spring; 14. a third spring; 15. a groove; 16. a fourth spring; 17. a clamping joint; 18. a clamping groove; 19. and (5) grooving.

Detailed Description

In order to make the present application solution better understood by those skilled in the art, the following description will be made in detail and with reference to the accompanying drawings in the embodiments of the present application, it is apparent that the described embodiments are only some embodiments of the present application, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments herein without making any inventive effort, shall fall within the scope of the present application.

It should be noted that the terms "first," "second," and the like in the description and claims of the present application and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate in order to describe the embodiments of the present application described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

In the present application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal" and the like indicate an azimuth or a positional relationship based on that shown in the drawings. These terms are used primarily to better describe the present application and its embodiments and are not intended to limit the indicated device, element or component to a particular orientation or to be constructed and operated in a particular orientation.

Also, some of the terms described above may be used to indicate other meanings in addition to orientation or positional relationships, for example, the term "upper" may also be used to indicate some sort of attachment or connection in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.

Furthermore, the terms "mounted," "configured," "provided," "connected," "coupled," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; may be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements, or components. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art as the case may be.

Referring to fig. 1-6, a guiding mechanism for testing electrical performance of an LED includes a guide rail 1 and a chute 2 opened on the guide rail 1 along a length direction of the guide rail 1, wherein one end of the guide rail 1 is provided with a sliding block 3, the other end of the guide rail 1 is provided with a connecting block 4, the sliding block 3 is connected with the connecting block 4 through a clamping component 5, a first cavity 401 and a second cavity 402 are arranged in the connecting block 4, a first cam 7 is arranged in the first cavity 401, a second cam 10 is arranged in the second cavity 402, the first cam 7 is connected with a center of the second cam 10 through a rotating shaft 6, a first sliding plate 8 is arranged under the first cam 7 in the first cavity 401, a useful roller 9 is arranged under the first sliding plate 8, a second sliding plate 11 is arranged under the second cam 10 in the second cavity 402, a friction lining 12 is arranged at the bottom of the second sliding plate 11, a top of the first sliding plate 8 is connected with an inner top of the first cavity 401 through a second spring 13, and a third spring 14 is connected between the top of the second sliding plate 11 and the inner top of the second cavity 402; it should be noted that, as shown in fig. 2, the first cam 7 inside the first chamber 401 and the second cam 10 inside the second chamber 402 are in the "opposite" state, when the two tip arc points on the first cam 7 are in the vertical state, the two tip arc points on the second cam 10 are in the horizontal state, and because the first cam 7 and the first sliding plate 8 collide with each other, the second cam 10 and the second sliding plate 11 collide with each other, and therefore, the up-down positional relationship between the first sliding plate 8 and the second sliding plate 11 forms the state as shown in fig. 2: the first sliding plate 8 is abutted by the vertical first cam 7, so that the roller 9 at the bottom of the first sliding plate 8 can move to the outside of the connecting block 4 (a yielding hole is formed at the bottom end of the connecting block 4, so that the roller 9 can move); the second sliding plate 11 is abutted by the second transverse cam 10, so that the second sliding plate 11 drives the friction lining 12 at the bottom of the second sliding plate to be always positioned in the second chamber 402 under the action of the third spring 14; when the first cam 7 is turned into a horizontal state, the roller 9 is retracted into the first chamber 401, the friction lining 12 moves to the outside of the connecting block 4 and abuts against the working table, and at this time, under the action of the friction lining 12, the connecting block 4 cannot move, so that the sliding block 3 cannot slide, and the positioning of the sliding block 3 is facilitated.

Referring to fig. 2, fig. 4 and fig. 5, the clamping assembly 5 includes a third chamber 501 formed inside the connecting block 4 and a rotating block 502 located inside the third chamber 501, wherein a circular groove 511 is formed on one side of the rotating block 502, and clamping grooves 512 are uniformly formed along the circumferential direction of the circular groove 511; the clamping assembly further comprises a clamping rod 503 penetrating through the sliding block 3 and extending into the circular groove 511, a button 504 is arranged at one end of the clamping rod 503 far away from the circular groove 511, the button 504 penetrates into the clamping rod 503 and is connected with a connecting rod 506, and a first magnet 507 and a second magnet 513 are uniformly arranged on the connecting rod 506 along the circumferential direction of the connecting rod; iron blocks 508 which are aligned with the clamping grooves 512 in a one-to-one correspondence are uniformly arranged outside the clamping rod 503 along the circumferential direction of the clamping rod, the iron blocks 508 penetrate into the clamping rod 503, the first magnets 507 and the iron blocks 508 are magnetically repelled, the second magnets 513 and the iron blocks 508 are magnetically attracted, a fixed block 509 is arranged on the connecting rod 506, and the fixed block 509 is connected with the inner wall of the connecting rod 506 through a first spring 510; the outside of the clamping rod 503 is provided with a turntable 505, and the outer edge of the turntable 505 is provided with anti-skid grains;

as shown in fig. 2, in this state, the roller 9 is located outside the connecting block 4 and contacts with the workbench, so that the connecting block 4 and the sliding block 3 can slide along the length direction of the chute 2, and when the sliding block 3 needs to be moved to a specified position to stop, the roller 9 can be moved to the specified position first, then the turntable 505 is rotated, the turntable 505 drives the clamping rod 503 to rotate, the clamping rod 503 drives the rotating block 502 to rotate, the rotating block 502 drives the rotating shaft 6 to rotate, so that the rotating shaft 6 can drive the first cam 7 and the second cam 10 to rotate, the roller 9 can conveniently move inside the first chamber 401, the friction lining 12 can conveniently move outside the connecting block 4, the friction lining 12 can conveniently cling to the workbench when friction force is utilized, and it is ensured that the connecting block 4 and the sliding block 3 cannot slide continuously any more;

when the slider 3 and the connecting block 4 need to be disassembled, the button 504 can be pressed, so that the button 504 can move towards the inside of the clamping rod 503, and then the connecting rod 506, the first magnet 507 and the second magnet 513 can be driven to move towards the right end of the clamping rod 503 in fig. 4, at this time, the first magnet 507 is gradually separated from the bottom of the iron block 508, and the second magnet 513 is gradually close to the bottom of the iron block 508, so that the repulsive force between the first magnet 507 and the iron block 508 can be gradually reduced, the attractive force between the second magnet 513 and the iron block 508 can be gradually increased, and then the iron block 508 can move towards the inside of the clamping rod 503, the iron block 508 and the clamping groove 512 are separated, so that the clamping rod 503 can be separated from the connecting block 4, and the separation between the slider 3 and the connecting block 4 is completed, and the transportation or the maintenance are facilitated.

Referring to fig. 2 and 6, a groove 15 is uniformly formed in the rotating block 502 along the circumferential direction thereof, a clamping joint 17 is slidably arranged in the groove 15, the clamping joint 17 is connected with the inner wall of the groove 15 through a fourth spring 16, and clamping grooves 18 which are in one-to-one correspondence and match with the clamping joints 17 are uniformly formed in the third chamber 501 along the circumferential direction thereof; the number of the clamping connectors 17 and the clamping grooves 18 is four, and when the clamping connection rod 503 rotates, the four clamping connectors 17 can enable the clamping connection rod 503 to rotate for one circle to obtain four times of feedback; when the clamping rod 503 rotates to the first feedback, the first cam 7 and the second cam 10 rotate forty-five degrees, and the roller 9 and the friction lining 12 are positioned inside the connecting block 4; when the clamping rod 503 rotates to the second feedback, the roller 9 is positioned outside the connecting block 4, and the friction lining 12 is positioned inside the connecting block 4, so that the movement of the connecting block 4 is facilitated; when the clamping rod 503 rotates to the third feedback, the roller 9 and the friction lining 12 are both positioned inside the connecting block 4; when the clamping rod 503 rotates to the fourth feedback, the roller 9 is positioned inside the connecting block 4, and the friction lining 12 is positioned outside the connecting block 4, so that the connecting block 4 is conveniently fixed.

As shown in fig. 3, the top of the first sliding plate 8 and the top of the second sliding plate 11 are provided with grooves 19, and the grooves 19 can make the first cam 7 and the second cam 10 more stable when rotating.

As shown in fig. 2, the friction lining 12 is made of wear-resistant rubber, and the friction lining 12 made of wear-resistant rubber has excellent wear resistance and friction performance, so that the fixing effect of the connecting block 4 is better.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims (8)

1. The utility model provides a guiding mechanism for LED electrical property test, includes guide rail (1) and opens spout (2) on guide rail (1) along guide rail (1) length direction, a serial communication port, the one end of guide rail (1) is provided with slider (3), and the other end of guide rail (1) is provided with connecting block (4), be connected through joint subassembly (5) between slider (3) and connecting block (4), the inside of connecting block (4) is provided with first cavity (401) and second cavity (402), just first cavity (401) inside is provided with first cam (7), the inside of second cavity (402) is provided with second cam (10), the center department of first cam (7) and second cam (10) is connected through pivot (6), the below of first cavity (7) inside being located first cam (8) is provided with first sliding plate (8), and the below of first sliding plate (8) is provided with gyro wheel (9), the inside of second cavity (402) is located the below of second cam (10) and is provided with second cavity (11) and is connected with second top (11) of second cavity (11) through friction plate (13), the top of the second sliding plate (11) is connected with the inner top end of the second chamber (402) through a third spring (14).

2. The guide mechanism for testing the electrical properties of an LED of claim 1, wherein: the clamping assembly (5) comprises a third cavity (501) formed in the connecting block (4) and a rotating block (502) arranged in the third cavity (501), wherein a circular groove (511) and clamping grooves (512) uniformly formed in the circumferential direction of the circular groove (511) are formed in one side of the rotating block (502).

3. The guiding mechanism for LED electrical performance testing of claim 2, wherein: the clamping assembly further comprises a clamping rod (503) penetrating through the sliding block (3) and extending into the circular groove (511), a button (504) is arranged at one end, far away from the circular groove (511), of the clamping rod (503), the button (504) penetrates through the inside of the clamping rod (503) and is connected with a connecting rod (506), and a first magnet (507) and a second magnet (513) are uniformly arranged on the connecting rod (506) along the circumferential direction of the connecting rod.

4. A guide mechanism for LED electrical performance testing according to claim 3, wherein: the clamping rod (503) is externally provided with iron blocks (508) which are in one-to-one correspondence with the clamping grooves (512) and are aligned along the circumferential direction of the clamping rod, the iron blocks (508) penetrate through the clamping rod (503), the first magnets (507) and the iron blocks (508) are magnetically repelled, the second magnets (513) and the iron blocks (508) are magnetically attracted, the connecting rod (506) is provided with a fixed block (509), and the fixed block (509) is connected with the inner wall of the connecting rod (506) through a first spring (510).

5. The guide mechanism for testing the electrical properties of an LED of claim 4, wherein: the outside of clamping pole (503) is provided with carousel (505), and the outer edge department of carousel (505) is provided with anti-skidding line.

6. A guide mechanism for LED electrical performance testing according to claim 3, wherein: the rotating block (502) is provided with grooves (15) uniformly along the circumferential direction of the rotating block, the interiors of the grooves (15) are slidably provided with clamping joints (17), the clamping joints (17) are connected with the inner walls of the grooves (15) through fourth springs (16), and the third cavity (501) is provided with clamping grooves (18) which are in one-to-one correspondence with the clamping joints (17) and are matched with the clamping grooves uniformly along the circumferential direction of the third cavity.

7. The guide mechanism for testing the electrical properties of an LED of claim 1, wherein: the tops of the first sliding plate (8) and the second sliding plate (11) are provided with grooves (19).

8. The guide mechanism for testing the electrical properties of an LED of claim 1, wherein: the friction lining (12) is made of wear-resistant rubber.