CN218886118U - A structure for test of LED lamp plate - Google Patents

Abstract

The utility model discloses a structure for LED lamp plate test, a plurality of test pinholes corresponding to the positions to be tested on the LED lamp plate are arranged on the upper end face position of a test needle plate, and test probes for realizing test work are arranged in the test pinholes; a plurality of vacuumizing holes for realizing vacuumizing work are uniformly distributed on the upper end surface of the test needle plate, and the vacuumizing holes are matched with external vacuum equipment through air paths. The vacuum pumping mode is adopted, so that the back of the whole LED lamp panel is pressed downwards by the vacuum suction force in a balanced manner until the back of the whole LED lamp panel is flatly attached to the surface of the test probe plate, and the purpose of precisely contacting the LED lamp panel with the test probe is achieved. In the testing process, the vacuum adsorption surface formed by the vacuumizing mode can realize uniform stress adsorption of the whole LED lamp panel; the LED lamp panel can not be jacked up by the test probes to deform the middle position, and the test precision of the LED lamp panel is ensured.

Description

A structure for test of LED lamp plate

Technical Field

The utility model belongs to the technical field of the test of LED lamp plate, a structure for test of LED lamp plate is related to.

Background

Aiming at the test work of the existing LED lamp panel; the LED lamp panel needs to be fixed in position, and because the front side of the LED lamp panel is fully distributed with the LED lamp beads, downward pressure can be applied to the lamp panel only at a small position around the front side of the lamp panel; thereby make the test needle contact on LED lamp plate and the lower extreme test faller switch on and reach the purpose of lighting the lamp plate test, and because the test needle of lighting the LED lamp plate is covered with all places at the back of lamp plate, the lamp plate only can be applyed pressure all around and be leaded to in the middle of the lamp plate by test needle jack-up when pushing down, makes the LED lamp plate warp, light then the LED lamp plate is not lighted, and heavy then the LED lamp plate is deformed and is damaged by the top.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model discloses a following technical scheme:

the utility model provides a structure for LED lamp plate test, is applied to in LED lamp plate test work, includes: the LED lamp panel testing device comprises a fixed base and a testing needle plate arranged on the fixed base, wherein the testing needle plate is of an integrated testing plate structure, a plurality of testing needle holes corresponding to positions to be tested on the LED lamp panel are formed in the upper end face of the testing needle plate, and testing probes for realizing testing work are arranged in the testing needle holes;

the upper end face of the test needle plate is evenly provided with a plurality of vacuumizing holes for realizing vacuumizing work, the positions of the vacuumizing holes and the positions of the test needle holes are staggered mutually, the effect of avoiding the positions to be tested on the LED lamp plate is achieved, and the vacuumizing holes are matched with external vacuum equipment through an air path.

As a further aspect of the present invention: and positioning pin columns for positioning and placing the LED lamp panel are respectively arranged at four corner positions of the upper end surface of the test needle plate.

The utility model has the advantages that: the back of the whole LED lamp panel is pressed downwards by the vacuum suction force in a vacuum pumping mode until the back of the whole LED lamp panel is flatly attached to the surface of the test probe plate, so that the aim of precisely contacting the LED lamp panel with the test probe is fulfilled, and the test precision of the LED lamp panel is ensured; in the testing process, the vacuum adsorption surface formed by the vacuumizing mode can realize uniform stress adsorption of the whole LED lamp panel; the LED lamp panel is prevented from being jacked up by the test probes and the deformation of the middle position is avoided, and the test precision of the LED lamp panel is ensured.

Whole test structure only is two parts of test faller and unable adjustment base, simple structure to test faller formula test plate structure as an organic whole, machining precision when processing production test faller can be guaranteed to integral structure, and then improves the test precision of test faller to the LED lamp plate.

Drawings

Fig. 1 is a schematic structural view of the present invention.

Detailed Description

The technical solutions in the embodiments of the present application will be described below clearly and completely with reference to the accompanying drawings in the embodiments of the present application, and it should be understood that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments, and that the present application is not limited by the exemplary embodiments disclosed and described herein. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

In the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "fixed," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

The utility model provides a please refer to and read fig. 1, in the embodiment of the utility model, a structure for LED lamp plate test is applied to LED lamp plate test work, include: the test device comprises a fixed base 1 and a test needle plate 2 arranged on the fixed base 1;

the test needle plate 2 is of an integrated test plate structure, the integrated structure can ensure the processing precision when the test needle plate 2 is processed and produced, and the test precision of the test needle plate 2 on the LED lamp panel is further improved; the upper end surface of the test needle plate 2 is a flat test surface, and an LED lamp panel to be tested is placed on the test surface during testing;

the LED lamp panel is placed on a testing surface (namely an upper end surface position) of the testing pin plate 2, and a plurality of testing pin holes 22 corresponding to positions to be tested on the LED lamp panel are arranged on the testing surface of the testing pin plate 2; a test probe for realizing test work is arranged in the test pinhole 22, and the test probe is in electrical signal connection with external detection equipment;

when the LED lamp panel is placed on the test surface of the test needle plate 2, the test probe is contacted with the test point (conducting circuit) on the LED lamp panel to realize the test effect;

in order to enable the LED lamp panel to be in contact with each test probe better in the test process, so that the test work can be realized more accurately;

a plurality of vacuumizing holes 21 for realizing vacuumizing work are uniformly distributed on the testing surface of the testing needle plate 2, and the vacuumizing holes 21 are distributed on the periphery and the central position of the testing surface to form a uniform vacuum adsorption surface; the position of the vacuumizing hole 21 needs to be staggered with the position of the testing pinhole 22, so that the effect of avoiding the position to be tested on the LED lamp panel is achieved;

the vacuumizing hole 21 penetrates through the fixed base 1 to be matched with external vacuum equipment through a gas circuit; the working effect of vacuum pumping is realized by matching external vacuum equipment with the vacuum pumping hole 21; make the back of LED lamp plate and the test surface form a sealed environment on the test faller 2, through the mode of evacuation, let the downward pressfitting of the all balanced vacuum suction that receives in whole LED lamp plate back, until pasting with test faller 2 surface, realize reaching the purpose of LED lamp plate and the accurate contact of test probe, ensure the measuring accuracy of LED lamp plate.

Furthermore, the four corner positions of the test needle plate 2 are respectively provided with a positioning pin column for positioning and placing the LED lamp panel, so that the LED lamp panel is placed.

It is further noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. The term "comprising", without further limitation, means that the element so defined is not excluded from the group consisting of additional identical elements in the process, method, article, or apparatus that comprises the element.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (2)

1. The utility model provides a structure for LED lamp plate test, is applied to in LED lamp plate test work, includes: the LED lamp panel testing device comprises a fixed base and a testing needle plate arranged on the fixed base, and is characterized in that the testing needle plate is of an integrated testing plate structure, a plurality of testing needle holes corresponding to positions to be tested on an LED lamp panel are formed in the position of the upper end face of the testing needle plate, and testing probes for realizing testing work are arranged in the testing needle holes;

the upper end face of the test needle plate is evenly provided with a plurality of vacuumizing holes for realizing vacuumizing work, the positions of the vacuumizing holes and the positions of the test needle holes are staggered mutually, the effect of avoiding the positions to be tested on the LED lamp plate is achieved, and the vacuumizing holes are matched with external vacuum equipment through an air path.

2. The structure for testing the LED lamp panel according to claim 1, wherein the four corner positions of the upper end surface of the test needle plate are respectively provided with a positioning pin column for positioning and placing the LED lamp panel.

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