CN220438700U

CN220438700U - LED test lamp house with shading structure

Info

Publication number: CN220438700U
Application number: CN202320638545.XU
Authority: CN
Inventors: 鲁周波
Original assignee: Suzhou Linke Lighting Science & Technology Co ltd
Current assignee: Suzhou Linke Lighting Science & Technology Co ltd
Priority date: 2023-03-28
Filing date: 2023-03-28
Publication date: 2024-02-02
Anticipated expiration: 2033-03-28

Abstract

The utility model discloses an LED test lamp box with a shading structure, which comprises a box body and a lamp body arranged on the box body, wherein a first shading component, a first synchronous belt mechanism, a second shading component, a second synchronous belt mechanism, a first driving mechanism and a second driving mechanism are arranged on the box body, the first synchronous belt mechanism is driven by the first driving mechanism, the second synchronous belt mechanism is driven by the second driving mechanism, the first synchronous belt mechanism can drive a first shading cloth of the first shading component to transversely move along the box body, the second synchronous belt mechanism can drive a second shading cloth of the second shading component to longitudinally move along the box body, and the first shading cloth and the second shading cloth can vertically move in a staggered mode. The utility model has the advantages of more compact and stable structure, more convenient operation such as installation and adjustment, improved stability and reliability of the whole equipment, convenient automatic selection of the liquid crystal panels applicable to various different specifications and sizes and reduced production cost.

Description

LED test lamp house with shading structure

Technical Field

The utility model relates to a test lamp box, in particular to an LED test lamp box with a shading structure.

Background

With the rapid development of science and technology and economy, the living standard of people is continuously improved, and products with display screens in the products play an increasingly important role in national economy production and people social life, especially liquid crystal display screens, and the products are diversified and popularized. At present, in order to improve the universality and cost performance of a display screen product, the optical characteristics of the display screen need to be detected in the production process of the display screen product, such as a liquid crystal panel or a liquid crystal display screen, and when the optical characteristics are detected, a luminous test lamp box is usually used for replacing a backlight module in the product, the test lamp box is also called a backlight source, and an LED source is commonly used as a luminous source in the test lamp box.

Along with the increasing size of liquid crystal panels, a testing device is required to test liquid crystal panels of various types in actual production, and when large-size testing devices detect small-size liquid crystal panels, part of luminous areas of the testing lamp box, which interfere with optical detection instruments, are required to be shielded in the testing. However, the traditional mode is that the manual shading cloth is used for shading or the test lamp box is placed on a separate shading device for shading, the manual shading cloth is used for shading, the operation is very troublesome, the time consumption is long, the precision and the efficiency are very low, and the traditional shading components of the test lamp box are inconvenient to install, adjust and the like, so that the stability and the reliability of the whole equipment are not high, the precision and the efficiency are low, and therefore the higher and higher production requirements cannot be met, the cost is high, and the application and the development of products are influenced.

Disclosure of Invention

The utility model aims to provide an LED test lamp box with a shading structure, at least one of the above technical problems can be solved, and the technical scheme of the utility model is as follows:

the utility model provides a LED test lamp house with shading structure, including the box and the lamp body of setting on the box, be provided with first shading subassembly on the box, first hold-in range mechanism, the second shading subassembly, second hold-in range mechanism, first actuating mechanism and second actuating mechanism, first hold-in range mechanism is driven by first actuating mechanism, second hold-in range mechanism is driven by second actuating mechanism, first shading cloth that first shading subassembly can be driven to first hold-in range mechanism moves along the lateral movement of box, second hold-in range mechanism can drive the second shading cloth of second shading subassembly along the longitudinal movement of box, first shading cloth can be followed transversely and is shaded to the luminous district of lamp body, second shading cloth can be followed vertically and is shaded to the luminous district of lamp body, first shading cloth and second shading cloth can be misplaced from top to bottom and move.

In some embodiments, first shading components are respectively arranged at two transverse ends of the box body, each first shading component is respectively corresponding to a first synchronous belt mechanism, and the first shading cloths of the two first shading components can respectively move along the transverse direction.

In some embodiments, each first light shielding component corresponds to a pair of first synchronous belt mechanisms respectively, the pair of first synchronous belt mechanisms are respectively located at two longitudinal ends of the box body, the pair of first synchronous belt mechanisms are connected through a first transmission shaft so that two first synchronous belt mechanisms of the pair can synchronously and co-directionally transmit, the two pairs of first synchronous belt mechanisms share one first driving mechanism, the two pairs of first synchronous belt mechanisms are connected through a gear component so that the two pairs of first synchronous belt mechanisms can synchronously and reversely move, and the two pairs of first synchronous belt mechanisms can synchronously and reversely move the two first light shielding cloths.

In some embodiments, the end of each first shade cloth is connected with a first mounting beam, two ends of the first mounting beam are respectively connected with a pair of first synchronous belt mechanisms corresponding to the first shade cloth, and a first supporting jig matched with a product to be tested is arranged on the first mounting beam.

In some embodiments, the first shading component comprises a first rotating shaft and a first shading cloth wound on the first rotating shaft, the first rotating shaft is longitudinally arranged, one end or two ends of the first rotating shaft are provided with first elastic shrinkage mechanisms, the first elastic shrinkage mechanisms can enable the first rotating shaft to automatically recover the first shading cloth, and the box body is provided with first bearings respectively matched with two ends of the first rotating shaft.

In some embodiments, the lamp body, the first driving mechanism and the second driving mechanism are controlled by the same controller in a unified manner, and the first groove bodies respectively provided with the first synchronous belt mechanism, the second synchronous belt mechanism, the first driving mechanism and the second driving mechanism and the first sealing plates respectively matched with the first groove bodies are arranged on the box body.

In some embodiments, the lamp body is mounted on the inner side of the bottom plate of the box body, and an optical panel matched with the lamp body is arranged on the box body and is positioned above the lamp body.

In some embodiments, the first drive mechanism is a first motor, the first synchronous belt mechanism comprises a first belt pulley, a second belt pulley and a first synchronous belt connecting the first belt pulley and the second belt pulley, an output shaft of the first motor is coaxially connected with the first belt pulley, the first synchronous belt is transversely arranged along the box body, and a first connecting component connected with the first shading cloth is arranged on the first synchronous belt.

In some embodiments, the first connecting component includes a first connecting seat and a first pressing block disposed on the first connecting seat, where the first pressing block is matched with the first connecting seat and can be fixedly connected with the first synchronous belt.

In some embodiments, form the first passageway that is used for first hold-in range to pass between first briquetting and the first connecting seat, be provided with the first recess corresponding with first hold-in range on the bottom surface of first passageway, first recess is located first connecting seat, be provided with the tensioning screw corresponding with first recess on the first briquetting, tensioning screw and first briquetting threaded connection, tensioning screw's afterbody can be with first hold-in range to first recess extrusion in order to carry out tensioning regulation to first hold-in range, be provided with the first linkage piece of being connected with first shading cloth on the first connecting seat, be provided with the first linear slide rail of being connected with first connecting seat on the box, the direction of first linear slide rail is unanimous with the direction of first hold-in range.

The beneficial effects of the utility model are as follows: in the use, according to the concrete specification size of liquid crystal display panel that awaits measuring, first hold-in range mechanism drive first hold-in range mechanism transmission, first shading cloth of first shading subassembly of first hold-in range mechanism drive is along the lateral movement of box, make first shading cloth carry out the shading to the luminous region of lamp body along the lateral movement of box, simultaneously, second hold-in range mechanism second actuating mechanism drive, the second shading cloth of second shading subassembly of second hold-in range mechanism drive is along the longitudinal movement of box, make the second shading cloth carry out the shading to the luminous region of lamp body along the longitudinal direction of box, first shading cloth and second shading cloth dislocation are moved from top to bottom, thereby shelter from the partly luminous region that disturbs optical detection instrument, make the effective luminous region of lamp body unanimous with liquid crystal display panel's size, can guarantee more accurate test liquid crystal display panel, the application adopts hold-in range mechanism drive shading cloth motion, the structure is compacter, stability, the installation, operation such as adjust is simpler, convenience, high accuracy is high, the whole stability and reliability of equipment are convenient for automatic selection is applicable to various liquid crystal display panel application range, the production cost is enlarged, the demand is reduced, and the production cost is increased, and the product is expanded.

In addition, in the technical scheme of the utility model, the technical scheme can be realized by adopting conventional means in the field without specific description.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural diagram of an LED test lamp box with a shading structure according to an embodiment of the present utility model.

Fig. 2 is a schematic structural view of an embodiment of the present utility model.

Fig. 3 is a partial enlarged view of fig. 2 a according to an embodiment of the present utility model.

Fig. 4 is a partial enlarged view at B in fig. 2 according to an embodiment of the present utility model.

Fig. 5 is a partial enlarged view of fig. 2C according to an embodiment of the present utility model.

Fig. 6 is a schematic structural view of a first connection assembly according to an embodiment of the present utility model.

Fig. 7 is a schematic structural view of a first connection assembly according to an embodiment of the present utility model.

Fig. 8 is an exploded view of a first connector assembly according to one embodiment of the present utility model.

The reference numerals in the drawings illustrate that the case 1, the first groove 11, the first sealing plate 12, the optical panel 13, the first bearing 14, the first linear rail 15, the lamp body 2, the first shade assembly 3, the first shade cloth 31, the first rotating shaft 32, the first elastic contraction mechanism 33, the first timing belt mechanism 4, the first timing belt 41, the first pulley 42, the second pulley 43, the first connecting assembly 44, the first connecting seat 441, the first pressing block 442, the first channel 443, the first groove 444, the tension screw 445, the first connecting block 446, the gear assembly 45, the first mounting beam 46, the first supporting jig 47, the first transmission shaft 48, the second shade assembly 5, the second shade cloth 51, the second timing belt mechanism 6, the second mounting beam 61, the first driving mechanism 7, and the second driving mechanism 8.

Detailed Description

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are illustrative of some, but not all embodiments of the utility model and are not intended to limit the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the terms "center", "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "inner", "outer", "both ends", "two sides", "bottom", "top", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the elements referred to must have a specific orientation or be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," "superior," "subordinate," "primary," "secondary," and the like are used for descriptive purposes only and may be used simply to more clearly distinguish between different components and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, unless explicitly stated and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, integrally connected, mechanically connected, electrically connected, directly connected, indirectly connected through an intermediary, or communicating between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1 to 8, there is schematically shown an LED test lamp box with a light shielding structure according to the present utility model, which includes a box body 1 and a lamp body 2, wherein the lamp body 2 is disposed on the box body 1, and the lamp body 2 may be an LED lamp panel, a lamp bar, a lamp bead, a lamp panel, or the like. The first light shielding assembly 3, the first synchronous belt mechanism 4, the second light shielding assembly 5, the second synchronous belt mechanism 6, the first driving mechanism 7 and the second driving mechanism 8 are arranged on the box body 1, the first synchronous belt mechanism 4 is driven by the first driving mechanism 7, the second synchronous belt mechanism 6 is driven by the second driving mechanism 8, the first light shielding assembly 3 is provided with a first light shielding cloth 31, the first synchronous belt mechanism 4 is connected with the first light shielding cloth 31, the second light shielding assembly 5 is provided with a second light shielding cloth 51, the second synchronous belt mechanism 6 is connected with the second light shielding cloth 51, the first synchronous belt mechanism 4 can drive the first light shielding cloth 31 of the first light shielding assembly 3 to move transversely along the box body 1, the second synchronous belt mechanism 6 can drive the second light shielding cloth 51 of the second light shielding assembly 5 to move longitudinally along the box body 1, namely, the first light shielding cloth 31 can shade the light emitting area of the lamp body 2 transversely, the second light shielding cloth 51 can shade the light emitting area of the lamp body 2 longitudinally, the first light shielding cloth 31 and the second light shielding cloth 51 can move up and down the second light shielding cloth 51 can be located above the first light shielding cloth 31 and can also be located above the second light shielding cloth 51.

The number and arrangement of the first shading component 3, the first synchronous belt mechanism 4, the second shading component 5, the second synchronous belt mechanism 6, the first driving mechanism 7 and the second driving mechanism 8 are determined according to specific situations, the first shading component 3 and the second shading component 5 can be one, two or more, one first shading component 3 can be corresponding to one, two or more first synchronous belt mechanisms 4, the first driving mechanism 7 can be corresponding to the first synchronous belt mechanism 4 one by one, the first driving mechanism 7 can drive the two or more first synchronous belt mechanisms 4 to link, one second shading component 5 can be corresponding to one, two or more second synchronous belt mechanisms 6, the second driving mechanism 8 can be corresponding to the second synchronous belt mechanisms 6 one by one, and the second driving mechanism 8 can drive the two or more second synchronous belt mechanisms 6 to link.

In the use, the LED test lamp house of this application tests corresponding LCD panel, according to the concrete specification size of LCD panel that awaits measuring, first hold-in range mechanism 4 transmission of first actuating mechanism 7 drive, first shading cloth 31 of first shading subassembly 3 of first hold-in range mechanism 4 drive is along the lateral movement of box 1, make first shading cloth 31 carry out the shading to the luminous zone of lamp body 2 along the lateral direction of box 1, simultaneously, the second actuating mechanism 8 drive of second hold-in range mechanism 6, the second shading cloth 51 of second shading subassembly 5 is driven along the longitudinal movement of box 1 to second shading cloth 51, make second shading cloth 51 carry out the shading to the luminous zone of lamp body 2 along the longitudinal direction of box 1, first shading cloth 31 and second shading cloth 51 dislocation from top to bottom, thereby shelter from the part luminous zone of interference optical detection instrument, make the effective luminous zone of lamp body 2 and LCD panel's size unanimous, can guarantee that test LCD panel more accurately, the application adopts synchronous belt mechanism drive shading cloth motion, and a structure is more stable, and easy to install, high-efficient and easy to operate, the production cost is high-efficient, the whole production and the demand of various high-speed LCD panel has been satisfied, and the production cost is more compact, and the equipment is more convenient, and more convenient has been satisfied.

The first driving mechanism 7 is a first motor, such as a servo motor or a stepping motor, the first synchronous belt mechanism 4 comprises a first belt pulley 42, a second belt pulley 43 and a first synchronous belt 41, the first belt pulley 42 and the second belt pulley 43 are connected through the first synchronous belt 41, an output shaft of the first motor is coaxially connected with the first belt pulley 42, the first synchronous belt 41 is transversely arranged along the box body 1, a first connecting component 44 connected with the first shading cloth 31 is arranged on the first synchronous belt 41, the first connecting component 44 fixedly connects the first shading cloth 31 with the first synchronous belt 41, the first motor drives the first belt pulley 42 to rotate, the first belt pulley 42 and the second belt pulley 43 are matched to drive the first synchronous belt 41 to drive, and the first synchronous belt 41 drives the first shading cloth 31 to transversely move along the box body 1.

The first connecting component 44 includes a first connecting seat 441 and a first pressing block 442, the first pressing block 442 is mounted on the first connecting seat 441, and the first pressing block 442 can press and fix the first synchronous belt 41, so that the first connecting component 44 is fixedly connected with the first synchronous belt 41. Further, a first channel 443 for the first synchronous belt 41 to pass through is formed between the first pressing block 442 and the first connecting seat 441, the first channel 443 may be a slot body penetrating through the first pressing block 442 and/or the first connecting seat 441, the first synchronous belt 41 passes through the first channel 443, and then the first pressing block 442 is connected with the first connecting seat 441 by a fastener such as a screw, so that the first pressing block 442 compresses and fixes the first synchronous belt 41, and the structure is more compact and stable. The bottom surface of the first channel 443 is also provided with a first groove 444 corresponding to the first synchronous belt 41, the first groove 444 can be positioned on the first connecting seat 441, the first pressing block 442 is provided with tensioning screws 445 corresponding to the first groove 444, the number and arrangement of the tensioning screws 445 are determined according to specific conditions, the tensioning screws 445 are in threaded connection with the first pressing block 442, the first pressing block 442 is provided with a threaded hole connected with the tensioning screws 445, the threaded hole is communicated with the first channel 443, the threaded hole corresponds to the first groove 444, when the first synchronous belt 41 needs to be tensioned and adjusted, the tensioning screws 445 are rotated, the tail parts of the tensioning screws 445 enter the first channel 443, and the tensioning screws 445 squeeze the first synchronous belt 41 to the first groove 444, so that the first synchronous belt 41 is tensioned and adjusted, and the device is simple and stable in structure and convenient to operate. In addition, the first groove 444 may be provided on the first pressing block 442, and the tension screw 445 is provided on the first coupling seat 441.

The first connecting seat 441 is provided with a first connecting block 446 connected with the first shade cloth 31, the box 1 is provided with a first linear slide rail 15 connected with the first connecting seat 441, and the direction of the first linear slide rail 15 is consistent with the direction of the first synchronous belt 41, so that the first synchronous belt mechanism 4 is ensured to drive the first shade cloth 31 to move more stably. The first timing belt mechanism 4 may further include a tension pulley, a transition pulley, a guide pulley, etc. that cooperate with the first timing belt 41.

The two transverse ends of the box body 1 are respectively provided with a first shading component 3, each first shading component 3 is respectively corresponding to one first synchronous belt mechanism 4, one first shading component 3 can be correspondingly provided with one, two or more first synchronous belt mechanisms 4, and the first shading cloth 31 of the two first shading components 3 can respectively move along the transverse direction, so that the box is more stable and reliable. The first driving mechanisms 7 and the first synchronous belt mechanisms 4 can be in one-to-one correspondence, or one first driving mechanism 7 can drive two or more first synchronous belt mechanisms 4 to be in linkage,

each first shading component 3 is respectively corresponding to a pair of first synchronous belt mechanisms 4, the pair of first synchronous belt mechanisms 4 are respectively located at two longitudinal ends of the box body 1, the pair of first synchronous belt mechanisms 4 are connected through a first transmission shaft 48, one first driving mechanism 7 drives one first synchronous belt mechanism 4 to move, the other first synchronous belt mechanism 4 is driven to synchronously and co-directionally drive through the first transmission shaft 48 by the first synchronous belt mechanism 4, and the two first synchronous belt mechanisms 4 synchronously and co-directionally drive, so that two ends of the first shading cloth 31 synchronously move at the same speed, the stress is more uniform, the structure is more stable and firm, and the precision is higher. Each first light shielding component 3 corresponds to a pair of first synchronous belt mechanisms 4 respectively, the two pairs of first synchronous belt mechanisms 4 share one first moving mechanism 7, the two pairs of first synchronous belt mechanisms 4 are connected through a gear component 45, each pair of first synchronous belt mechanisms 4 is respectively located at two longitudinal ends of the box body 1, the two first synchronous belt mechanisms 4 located at one longitudinal end of the box body 1 are connected through the gear component 45, for example, gears are respectively connected to pulleys close to the two first synchronous belt mechanisms 4, and the two gears are meshed, so that the two first synchronous belt mechanisms 4 located at one longitudinal end of the box body 1 synchronously move reversely, the two pairs of first synchronous belt mechanisms 4 synchronously move reversely, the two first light shielding cloths 31 synchronously move reversely, and the structure is compact and stable.

The end of each first shade cloth 31 is connected with the first mounting beam 46, and the two ends of the first mounting beam 46 are respectively connected with a pair of first synchronous belt mechanisms 4 corresponding to the first shade cloth 31, so that the structure is more stable and reliable. The first connecting seat 441 is further provided with a first connecting block 446 that is matched with an end portion of the first mounting beam 46, the first connecting block 446 and the first mounting beam 46 can be connected by using a fastener such as a screw, and the first mounting beam 46 can press and fix the first shade cloth 31. The first mounting beam 46 is further provided with a first supporting jig 47 matched with a product to be tested, the shape, the size and the like of the first supporting jig 47 are determined according to specific conditions, the liquid crystal panel to be tested is supported conveniently, and the operation is more convenient.

The first shade assembly 3 comprises a first rotating shaft 32 and a first shade cloth 31 wound on the first rotating shaft 32, wherein the first rotating shaft 32 is provided with a first elastic shrinkage mechanism 33 at one end or two ends, when the first synchronous belt mechanism 4 drives the first shade cloth 31 of the first shade assembly 3 to move transversely along the box body 1, the first elastic shrinkage mechanism 33 is stretched along with the rotation of the first rotating shaft 32, when the first synchronous belt mechanism 4 drives the first shade cloth 31 to move reversely, the first elastic shrinkage mechanism 33 drives the first rotating shaft 32 to rotate reversely through elastic recovery, so that the first rotating shaft 32 automatically recovers the first shade cloth 31. The first bearings 14 which are matched with the two ends of the first rotating shaft 32 are arranged on the box body 1, so that the first rotating shaft 32 can rotate better, the first bearings 14 can be bearings with seats, and the operation is more convenient. The first elastic contraction mechanism 33 is a structure commonly known in the art, the first elastic contraction mechanism 33 may be a spring tension mechanism, which is not described in detail herein, for example, a flat spiral spring structure, etc., the flat spiral spring is formed by rolling a steel belt, the flat spiral spring is connected with a corresponding mandrel, the mandrel is coaxially connected with the first rotating shaft 32, when the first rotating shaft 32 is forced to rotate, the mandrel synchronously rotates with the first rotating shaft 32, the flat spiral spring fixed on the mandrel is stretched and wound on the mandrel, when the external force of the first rotating shaft 32 disappears, the flat spiral spring is elastically restored to drive the mandrel to reversely rotate, so that the first rotating shaft 32 reversely rotates, and the first shade cloth 31 is automatically recovered.

The lamp body 2, the first driving mechanism 7 and the second driving mechanism 8 are uniformly controlled by the same controller, so that the lamp body 2, all power mechanisms and all shading structures are uniformly and intensively controlled, the structure is simplified, the volume is reduced, and the operation is more convenient.

The box body 1 is provided with a first groove body 11 for respectively arranging the first synchronous belt mechanism 4, the second synchronous belt mechanism 6, the first driving mechanism 7 and the second driving mechanism 8 and a first sealing plate 12 respectively matched with each first groove body 11, the number, the arrangement and the like of the first groove bodies 11 and the first sealing plates 12 are determined according to specific conditions, the structure is more compact and stable, the volume is reduced, and the first groove body 11 is convenient for collecting power supply wires, arranging a cooling fan and the like

The lamp body 2 is arranged on the inner side of the bottom plate of the box body 1, and the structure is simpler and the operation is more convenient. The optical panel 13 matched with the lamp body 2 is arranged on the box body 1, the optical panel 13 is positioned above the lamp body 2, the optical panel 13 can ensure good brightness effect, test accuracy is improved, and the like. The box body 1 can be provided with a bracket, a pressing plate and the like for placing the optical panel 13, so that the structure is more stable and firm. The optical panel 13 may be an optical glass plate, or may be a stack of two or more different transparent plates, such as a transparent protective panel, a light-equalizing panel, and a transparent support panel, which are sequentially stacked from top to bottom.

The first shade cloth 31 and the second shade cloth 51 are nylon antistatic and opaque black shade cloth, and the shading effect is better. The first shade cloth 31 and the second shade cloth 51 may be shade cloths of other suitable materials in the prior art.

The structure and number of the second light shielding assemblies 5 and the first light shielding assemblies 3, the structure and number of the second synchronous belt mechanisms 6 and the first synchronous belt mechanisms 4, and the structure and number of the second driving mechanisms 8 and the first driving mechanisms 7 are substantially identical, for example, the second light shielding cloth 51 of the second light shielding assemblies 5 is connected with the second mounting beam 61, and the two second synchronous belt mechanisms 6 are respectively connected with both ends of the second mounting beam 61, which will not be described in detail herein.

Compared with the prior art, the utility model has the advantages that: the utility model provides a LED test lamp house adopts hold-in range mechanism drive shading cloth motion, the first shading cloth 31 of two first shading subassemblies 3 can follow horizontal both ends respectively to the centre and remove, the second shading cloth 51 of two second shading subassemblies 5 can follow vertically both ends respectively to the centre and remove, the corresponding a pair of first hold-in range mechanism 4 of every first shading subassembly 3 can synchronous syntropy through first transmission shaft 48 connection, can synchronous reverse motion through the gear mechanism connection between the corresponding two pairs of first hold-in range mechanism 4 of two first shading subassemblies 3, two pairs of first hold-in range mechanisms 4 can share a first actuating mechanism 7, first actuating mechanism 7 and second hold-in range mechanism 6 also can set up equally, lamp body 2, first actuating mechanism 7 and second actuating mechanism 8 are by same controller unified control, and a structure is simple, compactness, stability, and is small, the installation, operation such as adjust is simpler, convenience, high efficiency, stability and reliability of equipment is high, be convenient for automatic selection is applicable to various different size application scope, the wide application of liquid crystal display panel has been satisfied, the production cost is increased, and the demand of the product has been increased and increased, the production cost is increased and increased.

The foregoing description of the embodiments of the present utility model is merely illustrative of the technical solutions of the present utility model and not limiting thereof, and it should be understood that modifications and substitutions can be made by those skilled in the art without departing from the inventive concept of the present utility model, and all such modifications and substitutions shall fall within the scope of the appended claims. In this case, all details may be replaced with equivalent elements, and the materials, shapes and sizes may be arbitrary.

Claims

1. The utility model provides a LED test lamp house with shading structure, its characterized in that includes box (1) and sets up lamp body (2) on box (1), be provided with first shading subassembly (3), first hold-in range mechanism (4), second shading subassembly (5), second hold-in range mechanism (6), first actuating mechanism (7) and second actuating mechanism (8) on box (1), first hold-in range mechanism (4) by first actuating mechanism (7) drive, second hold-in range mechanism (6) are by second actuating mechanism (8) drive, first hold-in range mechanism (4) can drive first shading cloth (31) of first shading subassembly (3) are followed lateral movement of box (1), second hold-in range mechanism (6) can drive second shading cloth (51) of second shading subassembly (5) are followed longitudinal movement of box (1), first shading cloth (31) can carry out the dislocation to second shading cloth (31) can carry out light-emitting area (51) along second shading cloth (2) the longitudinal movement of light-emitting area.

2. An LED test light box with a light shielding structure according to claim 1, wherein first light shielding components (3) are respectively arranged at two lateral ends of the box body (1), each first light shielding component (3) is respectively corresponding to the first synchronous belt mechanism (4), and the first light shielding cloth (31) of two first light shielding components (3) can respectively move along the lateral direction.

3. An LED test light box with a light shielding structure according to claim 2, wherein each first light shielding component (3) corresponds to a pair of first synchronous belt mechanisms (4), the pair of first synchronous belt mechanisms (4) are respectively located at two longitudinal ends of the box body (1), the pair of first synchronous belt mechanisms (4) are connected through a first transmission shaft (48) so that two first synchronous belt mechanisms (4) of the pair can synchronously and co-directionally transmit, the two pairs of first synchronous belt mechanisms (4) share one first driving mechanism (7), the two pairs of first synchronous belt mechanisms (4) are connected through a gear component (45) so that the two pairs of first synchronous belt mechanisms (4) can synchronously and reversely move, and the two pairs of first synchronous belt mechanisms (4) can synchronously and reversely move the two first light shielding cloths (31).

4. A LED test light box with a light shielding structure according to claim 3, wherein the end of each first light shielding cloth (31) is connected with a first mounting beam (46), two ends of the first mounting beam (46) are respectively connected with a pair of first synchronous belt mechanisms (4) corresponding to the first light shielding cloth (31), and a first supporting jig (47) for being matched with a product to be tested is arranged on the first mounting beam (46).

5. An LED test light box with a light shielding structure according to claim 1, characterized in that the first light shielding component (3) comprises a first rotating shaft (32) arranged along the longitudinal direction and the first light shielding cloth (31) wound on the first rotating shaft (32), one end or two ends of the first rotating shaft (32) are provided with a first elastic shrinkage mechanism (33), the first elastic shrinkage mechanism (33) can enable the first rotating shaft (32) to automatically recycle the first light shielding cloth (31), and the box body (1) is provided with first bearings (14) respectively matched with two ends of the first rotating shaft (32).

6. The LED test light box with the light shielding structure according to claim 1, wherein the light body (2), the first driving mechanism (7) and the second driving mechanism (8) are uniformly controlled by the same controller, and the first synchronous belt mechanism (4), the second synchronous belt mechanism (6), the first groove bodies (11) of the first driving mechanism (7) and the second driving mechanism (8) and the first sealing plates (12) respectively matched with the first groove bodies (11) are respectively arranged on the box body (1).

7. The LED test light box with the light shielding structure according to claim 1, wherein the light body (2) is mounted on the inner side of the bottom plate of the box body (1), an optical panel (13) matched with the light body (2) is arranged on the box body (1), and the optical panel (13) is located above the light body (2).

8. LED test light box with shading structure according to any of the claims 1 to 7, characterized in that the first driving mechanism (7) is a first motor, the first synchronous belt mechanism (4) comprises a first belt wheel (42), a second belt wheel (43) and a first synchronous belt (41) connecting the first belt wheel (42) and the second belt wheel (43), the output shaft of the first motor is coaxially connected with the first belt wheel (42), the first synchronous belt (41) is transversely arranged along the box (1), and a first connecting component (44) connected with the first shading cloth (31) is arranged on the first synchronous belt (41).

9. The LED test light box with the light shielding structure according to claim 8, wherein the first connecting component (44) comprises a first connecting seat (441) and a first pressing block (442) arranged on the first connecting seat (441), and the first pressing block (442) is matched with the first connecting seat (441) and can be fixedly connected with the first synchronous belt (41).

10. The LED test light box with the light shielding structure according to claim 9, characterized in that a first channel (443) for the first synchronous belt (41) to pass through is formed between the first pressing block (442) and the first connecting seat (441), a first groove (444) corresponding to the first synchronous belt (41) is arranged on the bottom surface of the first channel (443), the first groove (444) is positioned on the first connecting seat (441), a tensioning screw (445) corresponding to the first groove (444) is arranged on the first pressing block (442), the tensioning screw (445) is in threaded connection with the first pressing block (442), the tail of the tensioning screw (445) can press the first synchronous belt (41) to the first groove (444) to carry out tensioning adjustment on the first synchronous belt (41), a first connecting block (446) connected with the first light shielding cloth (31) is arranged on the first connecting seat (441), and the first connecting seat (441) is connected with the first connecting seat (15) in the same direction as the first connecting seat (15).