CN109342375B

CN109342375B - Device for detecting light transmittance of cover plate glass

Info

Publication number: CN109342375B
Application number: CN201811491995.0A
Authority: CN
Inventors: 刘伟
Original assignee: Jiangxi Hualianxin Technology Co ltd
Current assignee: Anhui Yingxing Electronic Technology Co.,Ltd.
Priority date: 2018-12-07
Filing date: 2018-12-07
Publication date: 2020-12-08
Anticipated expiration: 2038-12-07
Also published as: CN109342375A

Abstract

The invention discloses a device for detecting the light transmittance of cover plate glass, which comprises a rack, a support frame and four support columns distributed in an array manner, wherein a groove for embedding one corner part of the cover plate glass is formed at the inner corner at the upper end of each support column; the invention can realize the detection of the light transmittance of the cover glass, so that the cover glass with unqualified light transmittance can be removed.

Description

Device for detecting light transmittance of cover plate glass

Technical Field

The invention relates to the technical field of detection devices, in particular to a device for detecting the light transmittance of cover plate glass.

Background

Cover plate glass is the important part in the touch-sensitive screen, and cover plate glass's luminousness directly can influence the luminousness of touch-sensitive screen, and the luminousness that if cover plate glass every department is different, then can influence the luminousness on each bright point of touch-sensitive screen to can make the touch-sensitive screen produce the uneven phenomenon of bright dark, nevertheless do not have the device that is used for detecting cover plate glass specially on the market at present.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides a device for detecting the light transmittance of cover plate glass, which can detect the light transmittance of the cover plate glass, so that cover plate glass with unqualified light transmittance can be removed, and the phenomenon of uneven brightness of a touch screen produced in a later stage can be avoided.

The invention relates to a device for detecting the light transmittance of cover plate glass, which comprises a frame, a support frame and four support columns distributed in an array shape, wherein two first rails symmetrically arranged from left to right are fixed on the upper end surface of the left part of the frame, each first rail extends from front to back, two second rails symmetrically arranged from front to back are arranged above the two first rails, each second rail extends from left to right, a first sliding seat is fixed at the lower end of each second rail, the two first sliding seats at the lower end of each second rail are respectively in sliding connection with one first rail, a second sliding seat is fixed at the lower end of each support column, the second sliding seats at the bottoms of the two support columns at the back are in sliding connection with the second rail at the back, the second sliding seats at the bottoms of the two support columns at the front are in sliding connection with the second rail at the front, the inner edge at the upper end of each support column is provided with a groove for embedding one corner part of the cover plate glass, the support frame is arranged on a frame through a driving mechanism, the driving mechanism is used for driving the support frame to move left and right and back and forth, one end of the support frame far away from the driving mechanism is fixed with a support plate, the left end surface of the support plate is fixed with a pair of support arms which are symmetrically arranged up and down, one end of each support arm far away from the support plate is fixed with a sleeve, a laser emitter is movably arranged in the sleeve above the support arm in a penetrating way, a light intensity sensor is movably arranged in the sleeve below the support arm in a penetrating way, the laser emitter and the light intensity sensor are correspondingly arranged up and down, the side wall of the sleeve is in threaded connection with a first bolt for pressing the laser emitter or the light intensity sensor, the upper end surface of, the driving mechanism, the laser emitter, the illuminance sensor and the touch screen are all electrically connected with the controller.

The device for detecting the light transmittance of the cover plate glass comprises a support arm, wherein each support arm comprises a sleeve, one end of each sleeve is fixed with a support plate, an insertion rod is movably inserted into the other end of each sleeve, each insertion rod and the corresponding sleeve are locked through a second bolt which is in threaded connection with the side wall of the sleeve, one end, away from the sleeve, of each insertion rod is provided with an inward-bent bending section, one end, away from the insertion rod, of each bending section is fixedly provided with a sliding rail which extends from front to back, a sliding block is connected in each sliding rail in a sliding mode, each sliding block and the corresponding sliding rail are tightly propped through a third bolt which penetrates through the back of the sliding rail and is in threaded connection with the sliding rail, a fixing plate is fixedly arranged on the end face, away from one side of the sliding rail, of each sliding block, a fixing plate located below is fixed with the.

The device for detecting the light transmittance of the cover plate glass is characterized in that the section of the plug rod is of a square structure, and the inner cavity of the sleeve is of a square structure which can be matched with the plug rod to slide.

According to the device for detecting the light transmittance of the cover plate glass, a reinforcing block is fixedly welded at the joint of each sleeve and the support plate, and two right-angle sides of the reinforcing block are fixedly welded with the sleeves and the support plate respectively.

The device for detecting the light transmittance of the cover plate glass is characterized in that a pushing mechanism for pushing the cover plate glass to separate from the support columns is arranged in the middle of an area surrounded by the four support columns, the lower end of the pushing mechanism is fixed with the upper end face of the rack, and the upper end of the pushing mechanism is lower than the lower end of the support arm positioned below.

The device for detecting the light transmittance of the cover plate glass comprises a pushing mechanism, wherein the pushing mechanism comprises an electric telescopic rod fixed on the upper end face of a rack, an air guide seat is fixed at the upper end of an inner rod of the electric telescopic rod, a sucking disc is fixed on the air guide seat, an air outlet of the sucking disc is communicated with an air inlet of the air guide seat, and an air outlet of the air guide seat is connected with negative pressure equipment.

The detection method can detect the light transmittance of the cover glass, so that the cover glass with unqualified light transmittance can be removed, and the phenomenon that the touch screen produced in the later stage is uneven in brightness can be avoided.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is an enlarged view of the structure at A in FIG. 1;

fig. 3 is a schematic top view of the supporting column and the pushing mechanism fixed to the frame.

Detailed Description

In the following description, for purposes of explanation, numerous implementation details are set forth in order to provide a thorough understanding of the various embodiments of the present invention. It should be understood, however, that these implementation details are not to be interpreted as limiting the invention. That is, in some embodiments of the invention, such implementation details are not necessary. In addition, some conventional structures and components are shown in simplified schematic form in the drawings.

In addition, the descriptions related to the first, the second, etc. in the present invention are only used for description purposes, do not particularly refer to an order or sequence, and do not limit the present invention, but only distinguish components or operations described in the same technical terms, and are not understood to indicate or imply relative importance or implicitly indicate the number of indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

The invention discloses a device for detecting the light transmittance of cover plate glass, which comprises a frame 1, a support frame 2 and four support columns 3 distributed in an array shape, wherein two first rails 101 symmetrically arranged from left to right are fixed on the upper end surface of the left part of the frame 1, each first rail 101 extends from front to back, two second rails 102 symmetrically arranged from front to back are arranged above the two first rails 101, each second rail 102 extends from left to right, a first slide seat 103 is fixed at the lower end of each second rail 102, two first slide seats 103 at the lower end of each second rail 102 are respectively in sliding connection with one first rail 101, a second slide seat 104 is fixed at the lower end of each support column 3, the second slide seats 104 at the bottoms of the two support columns 3 positioned at the rear are respectively in sliding connection with the second rail 102 positioned at the rear, the second slide seats 104 at the bottoms of the two support columns 3 positioned at the front are respectively in sliding connection with the second rail 102 positioned at the front, a groove 31 for embedding one corner part of the cover glass 4 is arranged at the inner corner at the upper end of each supporting column 3, the supporting frame 2 is installed on the frame 1 through a driving mechanism 21, the driving mechanism 21 is used for driving the supporting frame 2 to move left and right and back and forth, a supporting plate 22 is fixed at one end of the supporting frame 2 far away from the driving mechanism 21, a pair of supporting arms 5 which are symmetrically arranged up and down are fixed on the left end surface of the supporting plate 22, a sleeve 51 is fixed at one end of each supporting arm 5 far away from the supporting plate 22, a laser emitter 6 is movably arranged in the sleeve 51 above the supporting arm, a light intensity sensor 7 is movably arranged in the sleeve 51 below the supporting arm, the laser emitter 6 and the light intensity sensor 7 are arranged correspondingly up and down, a first bolt 511 for pressing the laser emitter 6 or the light intensity sensor 7 is connected with threads on the side wall of the sleeve 51, and a touch screen, a controller 9 is fixed on the upper end surface of the right part of the frame 1, and the driving mechanism 21, the laser emitter 6, the illuminance sensor 7 and the touch screen 8 are all electrically connected with the controller 9; the driving mechanism used in the invention is a two-dimensional driving mechanism driven by a stepping motor, namely the driving mechanism can drive the support frame to move along the X-axis and the Y-axis directions, and the driving mechanism is the existing mechanism on the market at present, namely the prior art, so the description is omitted; through the setting of first track, second track, first slide and second slide, when first slide slided on first slide rail, the second slide when sliding on the second slide rail, can adjust the interval between two liang of support columns, so, four support columns can realize the support to the cover glass of unidimensional to can realize the detection to the cover glass of unidimensional.

Each support arm 5 includes a sleeve 52, one end of each sleeve 52 is fixed to the support plate 22, an insertion rod 53 is movably inserted into the other end of each sleeve 52, each insertion rod 53 is locked with the corresponding sleeve 52 through a second bolt 521 screwed on the side wall of the sleeve 52, one end of each insertion rod 53 away from the sleeve 52 is provided with a bending section 531 bent inwards, one end of each bending section 531 away from the insertion rod 53 is fixed with a sliding rail 54 extending forwards and backwards, a sliding block 55 is slidably connected in each sliding rail 54, each sliding block 55 and the corresponding sliding rail 54 are tightly pressed through a third bolt penetrating through the back of the sliding rail 54 and screwed with the sliding rail 54, a fixing plate 56 is fixed on the end face of one side of each sliding block 55 away from the sliding rail 54, the fixing plate 56 located below is fixed to the outer wall of the sleeve 51 located below, and the fixing plate 56 located above is fixed to the outer wall of the sleeve 51 located above.

The section of the inserted rod 53 is of a square structure, and the inner cavity of the sleeve 52 is of a square structure which can be matched with the inserted rod 53 to slide; after adopting this kind of structure, after the inserted bar inserted the sleeve pipe in, can avoid appearing circumferential direction's phenomenon between inserted bar and the sleeve pipe, adopt this kind of structure promptly, can realize spacing with sheathed tube circumference to the inserted bar.

A reinforcing block 522 is fixedly welded at the joint of each sleeve 52 and the support plate 22, and two right-angle sides of the reinforcing block 522 are respectively fixedly welded with the sleeve 52 and the support plate 22; through the setting of boss, can improve the fixed intensity between sleeve pipe and the backup pad.

The middle part of the area surrounded by the four support columns 3 is provided with a pushing mechanism for pushing the cover glass 4 to separate the cover glass 4 from the support columns 3, the lower end of the pushing mechanism is fixed with the upper end surface of the rack 1, and the upper end of the pushing mechanism is lower than the lower end part of the support arm 5 positioned below; after adopting this kind of structure, after the glass cover detects the completion, can be ejecting from the support column through pushing mechanism with glass cover to the process that can take off from the support column for glass cover brings conveniently.

The pushing mechanism comprises an electric telescopic rod 10 fixed on the upper end face of the rack 1, an air guide seat 11 is fixed at the upper end of an inner rod of the electric telescopic rod 10, a sucking disc 12 is fixed on the air guide seat 11, an air outlet of the sucking disc 12 is communicated with an air inlet of the air guide seat 11, and an air outlet of the air guide seat 11 is connected with negative pressure equipment; after adopting this kind of structure, when pushing mechanism pushed away cover glass, after electric telescopic handle drive sucking disc moved the cover glass below promptly, the sucking disc can be lived cover glass with cover glass, then interior pole among the electric telescopic handle continues to shift up, and after cover glass was released from the support column, the sucking disc stopped the absorption to cover glass, and cover glass can be followed and pushed away the mechanism and taken off.

When the cover glass detection device is used, a cover glass to be detected is placed on the supporting columns, namely, each corner of the cover glass is embedded into a groove in the upper end of one of the supporting columns respectively, then the driving mechanism drives the supporting frame to move towards one side of the cover glass, the laser emitter and the illuminance sensor are enabled to move above and below the cover glass respectively, then the driving mechanism drives the laser emitter and the illuminance sensor to move, the laser emitter and the illuminance sensor conduct line-by-line or line-by-line detection on the cover glass, and in the process that the laser emitter and the illuminance sensor detect the cover glass, the controller records the numerical value detected by the illuminance sensor once when the driving mechanism drives the laser emitter and the illuminance sensor to move; after the laser emitter and the illuminance sensor finish detecting the whole piece of cover glass, the controller sequentially arranges all numerical values acquired by the illuminance sensor from small to large, compares the difference value between the maximum numerical value and the minimum numerical value, if the difference value exceeds a standard range, the light transmittance of the cover glass is not in accordance with the quality requirement, and if the difference value is in the standard range, the light transmittance of the cover glass is in accordance with the quality requirement; after the cover glass is detected, the driving mechanism drives the laser emitter and the illuminance sensor to reset, then the inner rod of the electric telescopic rod in the pushing mechanism extends, the sucker can suck the cover glass after the electric telescopic rod drives the sucker to move below the cover glass, then the inner rod in the electric telescopic rod continuously moves upwards, after the cover glass is pushed out from the support column, the sucker stops sucking the cover glass, the cover glass can be taken down from the pushing mechanism, and finally the inner rod in the electric telescopic rod contracts to drive the sucker to reset; the touch screen is used for displaying the illumination intensity value of the laser emitter and the numerical value detected by the illumination sensor, and is also used for modifying the control mode of the controller.

The above description is only an embodiment of the present invention, and is not intended to limit the present invention. Various modifications and alterations to this invention will become apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. The utility model provides a device for detecting glass cover plate luminousness which characterized in that: the device comprises a rack (1), a support frame (2) and four support columns (3) distributed in an array shape, wherein two first rails (101) which are arranged in bilateral symmetry are fixed on the upper end surface of the left part of the rack (1), each first rail (101) extends from front to back, two second rails (102) which are arranged in front to back symmetry are arranged above the two first rails (101), each second rail (102) extends from left to right, a first sliding seat (103) is fixed at the lower end of each second rail (102), two first sliding seats (103) at the lower end of each second rail (102) are respectively in sliding connection with one first rail (101), a second sliding seat (104) is fixed at the lower end of each support column (3), and the second sliding seats (104) at the bottoms of the two support columns (3) at the rear part are respectively in sliding connection with the second rails (102) at the rear part, the second slide (104) at the bottom of two support columns (3) in front is connected with the second track (102) in front in a sliding manner, a groove (31) which can be used for embedding one corner part of the cover glass (4) is arranged at the inner corner of the upper end of each support column (3), the support frame (2) is arranged on the frame (1) through a driving mechanism (21), the driving mechanism (21) is used for driving the support frame (2) to move left and right and back and forth, a support plate (22) is fixed at one end of the support frame (2) far away from the driving mechanism (21), a pair of support arms (5) which are symmetrically arranged up and down are fixed on the left end surface of the support plate (22), a sleeve (51) is fixed at one end of each support arm (5) far away from the support plate (22), and a laser emitter (6) is movably penetrated in the sleeve (51) above, an illumination sensor (7) is movably arranged in a sleeve (51) positioned below in a penetrating mode, the laser emitter (6) and the illumination sensor (7) are arranged in an up-down corresponding mode, a first bolt (511) used for pressing the laser emitter (6) or the illumination sensor (7) is connected to the side wall of the sleeve (51) in a threaded mode, a touch screen (8) is fixed to the upper end face of the left portion of the rack (1), a controller (9) is fixed to the upper end face of the right portion of the rack (1), and the driving mechanism (21), the laser emitter (6), the illumination sensor (7) and the touch screen (8) are all electrically connected with the controller (9); each supporting arm (5) comprises a sleeve (52), one end of each sleeve (52) is fixed with the supporting plate (22), an inserting rod (53) is movably inserted into the other end of each sleeve (52), each inserting rod (53) is locked with the corresponding sleeve (52) through a second bolt (521) which is in threaded connection with the side wall of the sleeve (52), one end, far away from the sleeve (52), of each inserting rod (53) is provided with a bending section (531) which is bent inwards, one end, far away from the inserting rod (53), of each bending section (531) is fixedly provided with a sliding rail (54) which extends forwards and backwards, each sliding rail (54) is internally and slidably connected with a sliding block (55), each sliding block (55) and the corresponding sliding rail (54) are tightly propped through a third bolt (541) which is arranged at the back of the sliding rail (54) in a penetrating manner and is in threaded connection with the sliding rail (54), and a fixing plate (56) is fixedly arranged on the end face, far away from the, the lower fixing plate (56) is fixed to the outer wall of the lower sleeve (51), and the upper fixing plate (56) is fixed to the outer wall of the upper sleeve (51).

2. The device for detecting the transmittance of a cover glass according to claim 1, wherein the cross section of the inserted rod (53) is a square structure, and the inner cavity of the sleeve (52) is a square structure which can be matched with the inserted rod (53) to slide.

3. The device for detecting the transmittance of cover glass according to claim 1, wherein a reinforcing block (522) is welded and fixed at the joint of each sleeve (52) and the support plate (22), and two right-angle edges of the reinforcing block (522) are respectively welded and fixed with the sleeve (52) and the support plate (22).

4. The device for detecting the transmittance of the cover glass according to claim 1, wherein a pushing mechanism for pushing the cover glass (4) to separate the cover glass (4) from the supporting columns (3) is disposed in the middle of the area surrounded by the four supporting columns (3), the lower end of the pushing mechanism is fixed to the upper end face of the rack (1), and the upper end of the pushing mechanism is lower than the lower end of the supporting arm (5) located below.

5. The device for detecting the transmittance of cover glass according to claim 4, wherein the pushing mechanism comprises an electric telescopic rod (10) fixed on the upper end face of the frame (1), an air guide seat (11) is fixed on the upper end of an inner rod of the electric telescopic rod (10), a suction cup (12) is fixed on the air guide seat (11), an air outlet of the suction cup (12) is communicated with an air inlet of the air guide seat (11), and an air outlet of the air guide seat (11) is connected with a negative pressure device.