CN111537194B - Display screen testing tool and display screen testing method - Google Patents
Display screen testing tool and display screen testing method Download PDFInfo
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- CN111537194B CN111537194B CN202010338440.3A CN202010338440A CN111537194B CN 111537194 B CN111537194 B CN 111537194B CN 202010338440 A CN202010338440 A CN 202010338440A CN 111537194 B CN111537194 B CN 111537194B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M11/00—Testing of optical apparatus; Testing structures by optical methods not otherwise provided for
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G15/00—Conveyors having endless load-conveying surfaces, i.e. belts and like continuous members, to which tractive effort is transmitted by means other than endless driving elements of similar configuration
- B65G15/30—Belts or like endless load-carriers
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M11/00—Testing of optical apparatus; Testing structures by optical methods not otherwise provided for
- G01M11/02—Testing optical properties
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M11/00—Testing of optical apparatus; Testing structures by optical methods not otherwise provided for
- G01M11/02—Testing optical properties
- G01M11/0207—Details of measuring devices
- G01M11/0214—Details of devices holding the object to be tested
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Abstract
The utility model belongs to the technical field of display screen testing, and particularly relates to a display screen testing tool and a display screen testing method, wherein the display screen testing tool comprises a supporting table; a supporting cavity is arranged inside the supporting platform; the support cavity consists of a first adjusting cavity and a second adjusting cavity which are symmetrically arranged, an adjusting gap is arranged between the first adjusting cavity and the second adjusting cavity, a sliding plate is connected to the side surface of the first adjusting cavity, and a sliding cavity is arranged on the side surface of the second adjusting cavity; the bottom end of the supporting table is provided with a supporting plate, and the middle part of the top surface of the supporting plate is connected with a bearing plate through a first pneumatic push rod; the display screen testing tool provided by the utility model can conveniently and quickly carry out effective positioning and stable testing on the display screen arranged in the supporting cavity, and can also enable the movable supporting cavity to be adjusted according to the display screens with different specifications, so that the applicability of the display screen testing tool in use is greatly improved.
Description
Technical Field
The utility model belongs to the technical field of display screen testing, and particularly relates to a display screen testing tool and a display screen testing method.
Background
Electronic equipment such as cell-phone, panel computer, LCD TV display screen leave the factory and go to going on the process that the display effect detected in the camera bellows, reduce the display screen and appear mixed colors or the picture is bad and the condition that flows when showing, and current camera bellows detects frock and needs the manual work to place each display screen inside the camera bellows, the operation is wasted time and energy, and there is the problem that can not carry out effective positioning and stable detection to the display screen of different specifications to the detection efficiency and the detection quality of display screen have been reduced, thereby the process that the display effect detected is carried out to the past in the camera bellows
Some technical solutions related to the display screen test also appear in the prior art, for example, a chinese patent, with patent number 2017219277119, the utility model discloses an auxiliary tool for the display screen test, which includes: a supporting framework and a cover body. The supporting framework comprises a plurality of first supporting rods and a plurality of second supporting rods, the first supporting rods are sequentially and rotatably connected to form an annular framework, the second supporting rods are positioned on the lower side of the annular framework and are adjacent to the periphery of the annular framework, each second supporting rod is rotatably connected or detachably connected with the annular framework, the cover body covers the supporting framework to form a testing space, and an observation port is formed in the cover body; according to the auxiliary tool for the display screen test, the auxiliary tool can be rapidly unfolded and stored, so that the auxiliary tool is convenient to use and store, and the occupied space in the storage and transportation process is reduced.
But the scheme still has the problems of inconvenient use and poor positioning effect and applicability; in view of the above, the utility model provides a display screen testing tool and a display screen testing method, which can conveniently and quickly perform effective positioning and stable testing on a display screen installed in the supporting cavity, and can also enable the movable supporting cavity to be adjusted according to display screens of different specifications, so that the applicability of the display screen testing tool in use is greatly improved.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides the display screen testing tool and the display screen testing method, the display screen arranged in the display screen testing tool can be conveniently and quickly positioned and stably tested, and the movable supporting cavity can be adjusted according to the display screens with different specifications, so that the applicability of the display screen testing tool in use is greatly improved.
The technical scheme adopted by the utility model for solving the technical problems is as follows: the utility model relates to a display screen testing tool which comprises a supporting table; a supporting cavity is arranged in the supporting platform, the cross section of the supporting cavity is rectangular, and the opening of the supporting cavity is gradually reduced from top to bottom; the support cavity consists of a first adjusting cavity and a second adjusting cavity which are symmetrically arranged and have the same size and shape, an adjusting gap is arranged between the first adjusting cavity and the second adjusting cavity, a sliding plate is connected on the side surface where the first adjusting cavity and the second adjusting cavity are close to each other, a sliding cavity matched with the sliding plate is arranged at the position corresponding to the sliding plate of the second adjusting cavity, the free end of the sliding plate is positioned in the sliding cavity and can freely slide in the sliding cavity, a group of uniformly distributed springs are connected between the free end of the sliding plate and the side wall of the sliding cavity, an adjusting groove communicated with the sliding cavity is arranged on the side surface where the second adjusting cavity and the first adjusting cavity are far away from each other, an adjusting rod is slidably connected in the adjusting groove, the inner end of the adjusting rod is in contact fit with the side surface of the sliding plate, and an adjusting table is arranged on the side surface of the second adjusting cavity corresponding to the outer end of the adjusting rod, the outer end of the adjusting rod is connected with the adjusting platform through threads; the bottom end of the supporting table is provided with a supporting plate, the bottom surfaces of the first adjusting cavity and the second adjusting cavity are respectively connected with the top surface of the supporting plate in a sliding manner, the middle part of the top surface of the supporting plate is provided with a first pneumatic push rod, and the top end of the first pneumatic push rod is connected with a bearing plate; a second pneumatic push rod is mounted on one side of the supporting plate, the top end of the second pneumatic push rod is connected with a cover plate capable of plugging an opening in the top end of the supporting cavity, and a camera is mounted in the middle of the bottom surface of the cover plate; a conveying belt is arranged on one side of the first adjusting cavity, and a display screen is arranged and conveyed on the conveying belt; the support table is provided with a controller, and the controller is used for controlling the automatic operation of the tool; when the camera bellows detection tool works, due to the fact that display screens are delivered to a process that display effect detection needs to be carried out in a camera bellows before the display screens are delivered from a factory, the situation that the display screens flow out due to the fact that variegated colors or poor pictures occur during display is reduced, the existing camera bellows detection tool needs to manually place each display screen in the camera bellows, operation is time-consuming and labor-consuming, and the problems that effective positioning and stable detection cannot be carried out on the display screens of different specifications exist, and therefore detection efficiency and detection quality of the display screens are reduced; when the test tool is used, when the distance between the side walls of the two adjusting cavities needs to be increased, the outer end of the adjusting rod is screwed into the adjusting platform, the inner end of the adjusting rod is enabled to extrude the sliding plate, the sliding plate moves towards the outer end of the sliding cavity under the action of the adjusting rod and stretches the spring in the sliding cavity, and the moving sliding plate can drive the first adjusting cavity to move towards the direction far away from the second adjusting cavity, so that the distance between the inner walls of the two adjusting cavities can be effectively adjusted; meanwhile, the display screen to be tested is conveyed to the supporting table through the conveying belt and is placed at the bearing plate at the top end of the first pneumatic push rod, then the first pneumatic push rod drives the bearing plate to move downwards until the side face of the display screen on the top face of the bearing plate moves to the position contacted with the side wall of the supporting cavity respectively, then the second pneumatic push rod drives the cover plate to move downwards and plug the top end opening of the supporting cavity, so that a dark box environment is formed in a space formed by the side wall of the supporting cavity, the cover plate and the display screen, then the display screen works and the display condition of the display screen is observed and detected through a camera at the top of the display screen, and the convenience of the display screen during testing is greatly improved; the supporting cavity with the funnel-shaped arrangement can effectively position and stably test the display screen arranged in the supporting cavity, and the supporting cavity can be adjusted conveniently and quickly according to the display screens with different specifications, so that the applicability of the display screen testing tool in use is greatly improved.
Preferably, a group of push plates which are uniformly distributed are arranged on the outer surface of the conveying belt, the display screen is laid on the conveying belt between every two adjacent push plates, the side surface, far away from the support table, of the display screen is in contact fit with the side surfaces of the push plates, and the top surface of the conveying belt is flush with the top surface of the first adjusting cavity; the during operation, because the conveyer belt can not effectually transport the display screen to accepting on the board, need the manual work to carry the display screen to accepting board department this moment, greatly increased the loaded down with trivial details nature of display screen in the turnover, this moment through set up the push pedal on the surface of conveyer belt, when the conveyer belt drives the display screen and moves to regulation chamber one side, the conveyer belt that continues the motion this moment through the push pedal with the display screen laminating with the display screen propelling movement to regulation chamber top surface one side accept on the board, thereby make things convenient for the display screen to carry out swift turnover between conveyer belt and brace table, the detection efficiency of display screen test fixture has further been improved.
Preferably, the top end of the first pneumatic push rod is connected with a convex block, a strip-shaped sliding groove matched with the convex block is arranged at the position, corresponding to the convex block, of the bearing plate, the convex block is located inside the sliding groove and can freely slide inside the sliding groove, and the outer edge of the side face, close to the conveying belt, of the bearing plate is made of a magnetic material and is in suction contact with the inner wall of the first adjusting cavity; when the pneumatic push rod works, because a gap exists between the bearing plate and the top surface of the first adjusting cavity, the phenomenon that the transition is unstable or the end part falls off easily occurs in the process that the display screen is transited from the conveying belt to the bearing plate, at the moment, the first pneumatic push rod and the bearing plate are in sliding connection, meanwhile, the side surface of the bearing plate close to the conveying belt is in suction contact with the side wall of the first adjusting cavity, so that the end part of the display screen can be more stably and effectively transited to the top surface of the bearing plate, meanwhile, in the process that the first pneumatic push rod drives the bearing plate to move downwards, the inclined inner wall of the first adjusting cavity can apply extrusion force to the side wall of the bearing plate and enable the bearing plate to slide relative to the first pneumatic push rod, thereby can guarantee that the regulation chamber drives smoothly and accept the board downstream and drive the display screen at its top and fix a position, the effectual stability that improves display screen test fixture when using.
Preferably, an inclined guide surface is arranged at the top end of the side surface of the first adjusting cavity, which is in contact with the bearing plate, and the side surface of the bearing plate, which is in contact with the guide surface, is a matching surface which is parallel to and attached to the guide surface; the during operation, because the display screen is in the in-process of transition to accepting the board from the conveyer belt, the one end that the display screen is close to the conveyer belt can be taken on the lateral wall top surface of adjusting the chamber No. one, thereby make the display screen of this department take place the rocking of instability at the in-process of accepting the board whereabouts, guide surface and fitting surface through setting up mutual parallel and laminating this moment, make the display screen of guide surface department can more easily stable transition to accepting board department accepting the in-process of accepting the board downstream, thereby further improved the stability of display screen test fixture when using.
Preferably, an arc-shaped avoiding groove is formed in the position, corresponding to the end part of the conveying belt, of the first adjusting cavity, and the end part of the conveying belt is located in the avoiding groove and can enable a push plate on the surface of the conveying belt to penetrate through the avoiding groove; the during operation, when there is the clearance between the lateral wall top surface of adjusting the chamber for one and the conveyer belt tip, the push pedal can't carry out efficient propelling movement to the display screen tip at the in-process of conveyer belt tip motion this moment, thereby influence the display screen at the conveyer belt and accept the transit transportation between the board, avoid the groove and make the conveyer belt tip be located through setting up on the lateral wall of adjusting the chamber for one this moment and avoid inslot portion, can make the push pedal carry out farther distance's promotion to the display screen tip at the in-process of conveyer belt tip motion, thereby make the display screen on the conveyer belt can carry out more stable transport.
A test method of a display screen is suitable for the display screen test tool and comprises the following steps:
s1: adjusting the adjusting clearance between the first adjusting cavity and the second adjusting cavity while the inner end of the adjusting rod moves in the sliding cavity by screwing, so that the inner wall of a supporting cavity formed by the first adjusting cavity and the second adjusting cavity can be adapted to the side surface of the display screen to be detected; the display screens with different specifications are conveniently and quickly adjusted through the arranged supporting cavities, so that the applicability of the display screen testing tool in use is effectively improved;
s2: after the distance between the inner walls of the supporting cavities is adjusted in the S1, the display screen is conveyed to the bearing plate at the supporting table through the conveying belt, and then the first pneumatic push rod drives the display screen at the top of the bearing plate to move towards the inside of the supporting cavities, so that the side surfaces of the display screen are respectively contacted with the side walls of the supporting cavities and positioned; the supporting cavity arranged at the moment can effectively position and stably test the display screen arranged in the supporting cavity, so that the stability of the display screen testing tool in use is greatly improved;
s3: after the display screen is positioned in the supporting cavity in S2, the cover plate is driven by the second pneumatic push rod to move downwards and the opening at the top end of the supporting cavity is blocked, so that a dark box environment is formed in a space formed by the side wall of the supporting cavity, the cover plate and the display screen, and then the display screen works and is observed and detected through the camera at the top of the display screen; the display screen is tested through the supporting table arranged at the moment, and convenience and high efficiency of the display screen during testing are greatly improved.
The utility model has the technical effects and advantages that:
1. the display screen testing tool provided by the utility model can conveniently and quickly carry out effective positioning and stable testing on the display screen arranged in the supporting cavity, and can also enable the movable supporting cavity to be adjusted according to the display screens with different specifications, so that the applicability of the display screen testing tool in use is greatly improved.
2. According to the utility model, the push plate is arranged on the outer surface of the conveying belt, so that the display screen can be pushed to the bearing plate on one side of the top surface of the first adjusting cavity by the push plate, the turnover of the display screen between the conveying belt and the supporting table is facilitated, and the detection efficiency of the display screen testing tool is effectively improved.
Drawings
The utility model will be further explained with reference to the drawings.
FIG. 1 is a diagram of the steps of the present invention;
FIG. 2 is a schematic perspective view of the present invention;
FIG. 3 is a schematic structural view of the present invention;
FIG. 4 is an enlarged view at A in FIG. 3;
FIG. 5 is an enlarged view at B in FIG. 3;
FIG. 6 is a perspective view of an adjustment chamber of the present invention in cooperation with a bearing plate;
in the figure: the device comprises a supporting table 1, a supporting cavity 11, a supporting plate 12, a first pneumatic push rod 13, a second pneumatic push rod 14, a cover plate 15, a camera 16, a convex block 17, a first adjusting cavity 2, an adjusting gap 21, a sliding plate 22, a guide surface 23, an avoiding groove 24, a second adjusting cavity 3, a sliding cavity 31, a spring 32, an adjusting rod 33, an adjusting table 34, a bearing plate 4, a sliding groove 41, a matching surface 42, a conveying belt 5, a push plate 51 and a display screen 6.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.
As shown in fig. 1 to 6, the display screen testing tool of the present invention includes a supporting table 1; a supporting cavity 11 is arranged in the supporting platform 1, the cross section of the supporting cavity 11 is rectangular, and the opening of the supporting cavity 11 is gradually reduced from top to bottom; the support cavity 11 is composed of a first adjusting cavity 2 and a second adjusting cavity 3 which are symmetrically arranged and have the same size and shape, an adjusting gap 21 is arranged between the first adjusting cavity 2 and the second adjusting cavity 3, a sliding plate 22 is connected to the side surface of the first adjusting cavity 2 close to the second adjusting cavity 3, a sliding cavity 31 matched with the sliding plate 22 is arranged at the position of the second adjusting cavity 3 corresponding to the sliding plate 22, the free end of the sliding plate 22 is positioned in the sliding cavity 31 and can freely slide in the sliding cavity, a group of uniformly distributed springs 32 are connected between the free end of the sliding plate 22 and the side wall of the sliding cavity 31, an adjusting groove communicated with the sliding cavity 31 is arranged on the side surface of the second adjusting cavity 3 away from the first adjusting cavity 2, an adjusting rod 33 is slidably connected in the adjusting groove, the inner end of the adjusting rod 33 is in contact fit with the side surface of the sliding plate 22, an adjusting table 34 is arranged on the side surface of the second adjusting cavity 3 corresponding to the outer end of the adjusting rod 33, the outer end of the adjusting rod 33 is in threaded connection with the adjusting platform 34; the bottom end of the support table 1 is provided with a support plate 12, the bottom surfaces of the first adjusting cavity 2 and the second adjusting cavity 3 are respectively connected with the top surface of the support plate 12 in a sliding manner, the middle part of the top surface of the support plate 12 is provided with a first pneumatic push rod 13, and the top end of the first pneumatic push rod 13 is connected with a bearing plate 4; a second pneumatic push rod 14 is installed on one side of the supporting plate 12, a cover plate 15 capable of plugging an opening at the top end of the supporting cavity 11 is connected to the top end of the second pneumatic push rod 14, and a camera 16 is installed in the middle of the bottom surface of the cover plate 15; a conveying belt 5 is arranged on one side of the first adjusting cavity 2, and display screens 6 are arranged and conveyed on the conveying belt 5; the support table 1 is provided with a controller, and the controller is used for controlling the automatic operation of the tool; when the camera bellows is in work, due to the fact that the display screens 6 go to the process of detecting the display effect in the camera bellows before leaving factory, the situation that the display screens 6 flow out due to the fact that variegated colors or poor pictures occur during display is reduced, the existing camera bellows detection tool needs to manually place each display screen 6 in the camera bellows, operation is time-consuming and labor-consuming, and the problems that effective positioning and stable detection cannot be carried out on the display screens 6 of different specifications exist, and therefore the detection efficiency and the detection quality of the display screens 6 are reduced; when the testing tool is used, when the distance between the side walls of the two adjusting cavities needs to be increased, the outer end of the adjusting rod 33 is screwed into the adjusting platform 34, the inner end of the adjusting rod 33 extrudes the sliding plate 22, the sliding plate 22 moves towards the outer end of the sliding cavity 31 under the action of the adjusting rod 33 and stretches the spring 32 in the sliding cavity 31, and the moving sliding plate 22 can drive the first adjusting cavity 2 to move towards the direction far away from the second adjusting cavity 3, so that the distance between the inner walls of the two adjusting cavities can be effectively adjusted; meanwhile, the display screen 6 to be tested is conveyed to the supporting table 1 through the conveyer belt 5 and is placed at the bearing plate 4 at the top end of the first pneumatic push rod 13, then the first pneumatic push rod 13 drives the bearing plate 4 to move downwards until the side face of the display screen 6 on the top face of the first pneumatic push rod moves to the position contacted with the side wall of the supporting cavity 11 respectively, then the second pneumatic push rod 14 drives the cover plate 15 to move downwards and seals the top end opening of the supporting cavity 11, so that the space formed by the side wall of the supporting cavity 11, the cover plate 15 and the display screen 6 forms a dark box environment, then the display screen 6 works and the display condition of the display screen 6 is observed and detected through the camera 16 at the top of the display screen 6, and the convenience of the display screen 6 during testing is greatly improved; the support chamber 11 that is the infundibulate setting simultaneously not only can carry out effectual location and carry out stable test to installing display screen 6 inside it, can also make support chamber 11 carry out convenient and fast's regulation according to the display screen 6 of different specifications to the suitability of 6 test fixture of display screen when using has been improved greatly.
As an embodiment of the utility model, a group of push plates 51 which are uniformly distributed are arranged on the outer surface of the conveyor belt 5, the display screen 6 is laid on the conveyor belt 5 between two adjacent push plates 51, meanwhile, the side surface of the display screen 6 far away from the support table 1 is contacted and attached with the side surface of the push plate 51, and the top surface of the conveyor belt 5 is flush with the top surface of the first adjusting cavity 2; the during operation, because conveyer belt 5 can not be effectual transport display screen 6 to accept on board 4, need the manual work to carry display screen 6 to accepting board 4 department this moment, greatly increased the loaded down with trivial details nature of display screen 6 in the turnover, this moment through set up push pedal 51 on the surface of conveyer belt 5, when conveyer belt 5 drives display screen 6 and moves to regulation chamber 2 one side, the conveyer belt 5 that continues the motion this moment through the push pedal 51 with the laminating of display screen 6 with 6 propelling movement of display screen to regulation chamber 2 top surface one side accept on board 4, thereby make things convenient for display screen 6 to carry out swift turnover between conveyer belt 5 and brace table 1, the detection efficiency of display screen 6 test fixture has further been improved.
As an embodiment of the utility model, the top end of the first pneumatic push rod 13 is connected with a convex block 17, a strip-shaped chute 41 matched with the convex block 17 is arranged at a position of the bearing plate 4 corresponding to the convex block 17, the convex block 17 is positioned in the chute 41 and can freely slide in the chute 41, and the outer edge of the side surface of the bearing plate 4 close to the conveying belt 5 is made of a magnetic material and is in suction contact with the inner wall of the first adjusting cavity 2; when the display screen adjusting device works, because a gap exists between the bearing plate 4 and the top surface of the first adjusting cavity 2, the display screen 6 is easy to generate unstable transition or end part dropping phenomenon in the process of transition from the conveyer belt 5 to the bearing plate 4, at the moment, the sliding connection mode is set between the first pneumatic push rod 13 and the bearing plate 4, and the side surface of the bearing plate 4 close to the conveyer belt 5 is in suction contact with the side wall of the first adjusting cavity 2, so that the end part of the display screen 6 can be more stably and effectively transited to the top surface of the bearing plate 4, and meanwhile, in the process that the first pneumatic push rod 13 drives the bearing plate 4 to move downwards, the inclined inner wall of the first adjusting cavity 2 can apply extrusion force to the side wall of the bearing plate 4 and enable the bearing plate 4 to slide relative to the first pneumatic push rod 13, so that the first adjusting cavity 2 can be ensured to smoothly drive the bearing plate 4 to move downwards and drive the display screen 6 at the top part to be positioned, the stability of 6 test fixture of effectual display screen that has improved when using.
As an embodiment of the utility model, the top end of the side surface of the first adjusting cavity 2 contacting with the adapting plate 4 is provided with an inclined guide surface 23, and the side surface of the adapting plate 4 contacting with the guide surface 23 is provided with a matching surface 42 parallel to and attached to the guide surface 23; during operation, because display screen 6 is in the in-process of transition to accepting board 4 from conveyer belt 5, display screen 6 is close to the one end of conveyer belt 5 and can be taken on the lateral wall top surface of regulation chamber 2 No. one, thereby make the display screen 6 of this department take place the rocking of instability at the in-process of accepting board 4 whereabouts, through setting up spigot surface 23 and the fitting surface 42 that is parallel to each other and laminates this moment, make the display screen 6 of spigot surface 23 department can more easily stable transition to accepting board 4 department accepting the in-process of board 4 downstream, thereby further improved the stability of display screen 6 test fixture when using.
As an embodiment of the utility model, an arc-shaped avoiding groove 24 is arranged at a position of the first adjusting cavity 2 corresponding to the end of the conveying belt 5, the end of the conveying belt 5 is positioned in the avoiding groove 24, and a push plate 51 on the surface of the conveying belt can pass through the avoiding groove 24; the during operation, when there is the clearance between 5 tip of conveyer belt and the lateral wall top surface of regulation chamber 2, push pedal 51 can't carry out the efficient propelling movement to 6 tip of display screen at the in-process of 5 tip movements of conveyer belt this moment, thereby influence the transition transportation of display screen 6 between conveyer belt 5 and accept board 4, keep away groove 24 and make 5 tip of conveyer belt be located through setting up on the lateral wall of regulation chamber 2 this moment and keep away inside groove 24, can make push pedal 51 carry out farther distance's promotion to 6 tips of display screen at the in-process of 5 tip movements of conveyer belt, thereby make display screen 6 on the conveyer belt 5 can carry out more stable transport.
A test method of a display screen is suitable for the display screen test tool and comprises the following steps:
s1: the inner end of the adjusting rod 33 is adjusted to move in the sliding cavity 31 and adjust the adjusting gap 21 between the first adjusting cavity 2 and the second adjusting cavity 3, so that the inner wall of the supporting cavity 11 formed by the first adjusting cavity 2 and the second adjusting cavity 3 can be adapted to the side surface of the display screen 6 to be detected; the display screens 6 of different specifications are conveniently and quickly adjusted through the arranged supporting cavity 11, so that the applicability of the test tool for the display screens 6 in use is effectively improved;
s2: after the distance between the inner walls of the supporting cavity 11 is adjusted in S1, the display screen 6 is conveyed to the supporting plate 4 at the supporting table 1 through the conveyer belt 5, and then the first pneumatic push rod 13 drives the display screen 6 on the top of the supporting plate 4 to move towards the inside of the supporting cavity 11 and enables the side surfaces of the display screen 6 to be respectively contacted and positioned with the side walls of the supporting cavity 11; the supporting cavity 11 arranged at the moment can effectively position the display screen 6 arranged in the supporting cavity and perform stable test, so that the stability of the test tool for the display screen 6 is greatly improved when the test tool is used;
s3: after the display screen 6 is positioned inside the supporting cavity 11 in S2, the second pneumatic push rod 14 drives the cover plate 15 to move downward and block the top opening of the supporting cavity 11, so that a dark box environment is formed in a space formed by the side wall of the supporting cavity 11, the cover plate 15 and the display screen 6, and then the display screen 6 works and is observed and detected through the camera 16 at the top of the display screen 6; the display screen 6 is tested through the supporting table 1 arranged at the moment, and convenience and high efficiency of the display screen 6 during testing are greatly improved.
When the adjusting device works, when the distance between the side walls of the two adjusting cavities needs to be increased, the outer end of the adjusting rod 33 is screwed into the adjusting platform 34, the inner end of the adjusting rod 33 extrudes the sliding plate 22, the sliding plate 22 moves towards the outer end direction of the sliding cavity 31 under the action of the adjusting rod 33 and stretches the spring 32 in the sliding cavity 31, and the moving sliding plate 22 can drive the first adjusting cavity 2 to move towards the direction far away from the second adjusting cavity 3, so that the distance between the inner walls of the two adjusting cavities can be effectively adjusted; meanwhile, the display screen 6 to be tested is conveyed to the supporting table 1 through the conveyer belt 5 and is placed at the bearing plate 4 at the top end of the first pneumatic push rod 13, then the first pneumatic push rod 13 drives the bearing plate 4 to move downwards until the side face of the display screen 6 on the top face of the first pneumatic push rod moves to the position contacted with the side wall of the supporting cavity 11 respectively, then the second pneumatic push rod 14 drives the cover plate 15 to move downwards and seals the top end opening of the supporting cavity 11, so that the space formed by the side wall of the supporting cavity 11, the cover plate 15 and the display screen 6 forms a dark box environment, then the display screen 6 works and the display condition of the display screen 6 is observed and detected through the camera 16 at the top of the display screen 6, and the convenience of the display screen 6 during testing is greatly improved; the support chamber 11 that is the infundibulate setting simultaneously not only can carry out effectual location and carry out stable test to installing display screen 6 inside it, can also make support chamber 11 carry out convenient and fast's regulation according to the display screen 6 of different specifications to the suitability of 6 test fixture of display screen when using has been improved greatly.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (6)
1. A display screen testing tool comprises a supporting table (1); the method is characterized in that: a supporting cavity (11) is arranged in the supporting platform (1), the cross section of the supporting cavity (11) is rectangular, and the opening of the supporting cavity (11) is gradually reduced from top to bottom; the support cavity (11) is composed of a first adjusting cavity (2) and a second adjusting cavity (3) which are symmetrically arranged and have the same size and shape, an adjusting gap (21) is arranged between the first adjusting cavity (2) and the second adjusting cavity (3), a sliding plate (22) is connected to the side face of the first adjusting cavity (2) close to the second adjusting cavity (3), a sliding cavity (31) matched with the sliding plate is arranged at the position corresponding to the second adjusting cavity (3) and the sliding plate (22), the free end of the sliding plate (22) is positioned in the sliding cavity (31) and can freely slide in the sliding cavity (31), a set of uniformly distributed springs (32) are connected between the free end of the sliding plate (22) and the side wall of the sliding cavity (31), and an adjusting groove communicated with the sliding cavity (31) is arranged on the side face of the second adjusting cavity (3) far away from the first adjusting cavity (2), an adjusting rod (33) is connected inside the adjusting groove in a sliding mode, the inner end of the adjusting rod (33) is contacted and attached to the side face of the sliding plate (22), an adjusting table (34) is arranged on the side face of the second adjusting cavity (3) corresponding to the outer end of the adjusting rod (33), and the outer end of the adjusting rod (33) is in threaded connection with the adjusting table (34); a supporting plate (12) is arranged at the bottom end of the supporting table (1), the bottom surfaces of the first adjusting cavity (2) and the second adjusting cavity (3) are respectively connected with the top surface of the supporting plate (12) in a sliding manner, a first pneumatic push rod (13) is installed in the middle of the top surface of the supporting plate (12), and the top end of the first pneumatic push rod (13) is connected with a bearing plate (4); a second pneumatic push rod (14) is installed on one side of the supporting plate (12), a cover plate (15) capable of plugging an opening in the top end of the supporting cavity (11) is connected to the top end of the second pneumatic push rod (14), and a camera (16) is installed in the middle of the bottom surface of the cover plate (15); a conveying belt (5) is arranged on one side of the first adjusting cavity (2), and display screens (6) are arranged and conveyed on the conveying belt (5); the supporting table (1) is provided with a controller, and the controller is used for controlling automatic operation of the tool.
2. The display screen test tool of claim 1, wherein: be equipped with a set of evenly distributed's push pedal (51) on the surface of conveyer belt (5), just display screen (6) are laid on conveyer belt (5) between two adjacent push pedals (51), simultaneously the side and push pedal (51) side contact laminating of brace table (1) are kept away from in display screen (6), conveyer belt (5) top surface flushes with the top surface of adjusting chamber (2) mutually.
3. The display screen test tool of claim 1, wherein: the top end of the first pneumatic push rod (13) is connected with a convex block (17), a long-strip-shaped sliding groove (41) matched with the convex block is arranged at the position, corresponding to the convex block (17), of the bearing plate (4), the convex block (17) is located inside the sliding groove (41) and can freely slide inside the sliding groove, the outer edge of the side face, close to the conveying belt (5), of the bearing plate (4) is made of a magnetic material and is in attraction contact with the inner wall of the first adjusting cavity (2).
4. The display screen test tool of claim 3, wherein: the top end of the side surface of the first adjusting cavity (2) contacting the bearing plate (4) is provided with an inclined guide surface (23), and the side surface of the bearing plate (4) contacting the guide surface (23) is provided with a matching surface (42) parallel to and attached to the guide surface (23).
5. The display screen test tool of claim 4, wherein: no. one adjust chamber (2) and conveyer belt (5) tip corresponding position department and be provided with curved groove (24) of dodging, conveyer belt (5) tip is located and dodges inside groove (24) and enable its surperficial push pedal (51) and pass from dodging inside groove (24).
6. A test method of a display screen is suitable for the display screen test tool of any one of claims 1 to 5, and is characterized in that:
s1: adjusting the adjusting clearance (21) between the first adjusting cavity (2) and the second adjusting cavity (3) while the inner end of the adjusting rod (33) moves in the sliding cavity (31) by screwing, so that the inner wall of a supporting cavity (11) formed by the first adjusting cavity (2) and the second adjusting cavity (3) can be adapted to the side surface of the display screen (6) to be detected;
s2: after the distance between the inner walls of the supporting cavities (11) is adjusted in S1, the display screen (6) is conveyed to the bearing plate (4) at the supporting platform (1) through the conveying belt (5), and then the first pneumatic push rod (13) drives the display screen (6) at the top of the bearing plate (4) to move towards the inside of the supporting cavities (11) and enables the side surfaces of the display screen (6) to be respectively contacted with and positioned on the side walls of the supporting cavities (11);
s3: after the display screen (6) is positioned inside the supporting cavity (11) in S2, the second pneumatic push rod (14) drives the cover plate (15) to move downwards and block the top end opening of the supporting cavity (11), so that a dark box environment is formed in a space formed by the side wall of the supporting cavity (11), the cover plate (15) and the display screen (6), and then the display screen (6) works and is observed and detected through the camera (16) at the top of the display screen.
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| CN202010338440.3A CN111537194B (en) | 2020-04-26 | 2020-04-26 | Display screen testing tool and display screen testing method |
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| CN112866468B (en) * | 2021-01-21 | 2022-08-12 | 深圳市磐锋精密技术有限公司 | Positioning mechanism and method for testing camera shooting function of smart phone |
| CN113457995B (en) * | 2021-07-08 | 2023-03-24 | 浙江新力光电科技有限公司 | Test method of vehicle-mounted display screen |
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| DE19614741C1 (en) * | 1996-04-15 | 1997-07-10 | Mtd Magnettechnik Deutschland | Device to transport suspended flat sheet objects |
| US6945384B2 (en) * | 2003-10-30 | 2005-09-20 | Seki Kogyo Co., Ltd. | Parts aligner |
| DE202008006930U1 (en) * | 2008-05-15 | 2008-08-21 | Yu Hover Enterprise Co., Ltd., Wufong | MTF measuring instrument |
| DE102014105933A1 (en) * | 2014-04-28 | 2015-10-29 | Windmöller & Hölscher Kg | Palletizer for stacking filled sacks |
| CN105571825B (en) * | 2015-12-12 | 2018-01-05 | 陈爱珍 | light distribution lamp frame |
| CN205437561U (en) * | 2016-03-29 | 2016-08-10 | 昆山龙腾光电有限公司 | Novel welding stage |
| CN206146623U (en) * | 2016-08-31 | 2017-05-03 | 深圳市楠轩光电科技有限公司 | Light filter detection device |
| CN107462404B (en) * | 2017-09-22 | 2023-11-24 | 苏州弗士达科学仪器有限公司 | Device for testing reflection/diffuse reflection and ambient light contrast of flat panel display |
| CN107727370B (en) * | 2017-09-22 | 2022-11-08 | 苏州弗士达科学仪器有限公司 | Optical characteristic measuring machine table capable of multi-station simultaneous preheating for flat-panel display |
| CN208913949U (en) * | 2018-10-29 | 2019-05-31 | 重庆优意恩科技有限公司 | A kind of auxiliary clamp of welding of automotive cubing pedestal |
| CN109975322B (en) * | 2019-04-04 | 2024-06-18 | 浙江载力科技有限公司 | Carbon oil plate detection equipment |
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