CN212227995U

CN212227995U - Glass concavity value detection device

Info

Publication number: CN212227995U
Application number: CN202020990622.4U
Authority: CN
Inventors: 莫业鹏
Original assignee: Shenzhen Honghe Innovation Information Technology Co Ltd
Current assignee: Shenzhen Honghe Innovation Information Technology Co Ltd
Priority date: 2020-06-02
Filing date: 2020-06-02
Publication date: 2020-12-25
Anticipated expiration: 2030-06-02

Abstract

The utility model provides a glass indent value detection device, include: the glass fixing unit is used for fixing the glass to be detected; the light guide plate is arranged on one side edge of the glass fixing unit and used for reflecting light rays emitted by the light source according to a preset direction; the cone-shaped measuring devices are in a cone shape, the cone tips of the cone-shaped measuring devices are in non-pressure contact with the glass, and the cone plane ends of the cone-shaped measuring devices are kept horizontal; the luminous flux receiver is arranged on the other side edge of the glass fixing unit, and is arranged in parallel with the light guide plate and used for receiving the luminous flux of the light reflected by the light guide plate after passing through each conical measurer; the conical measuring devices are arranged on the glass surface in a preset position without pressure. The utility model discloses can detect the glass indent condition automatically, fast accurately.

Description

Glass concavity value detection device

Technical Field

The utility model relates to a glass detects technical field, especially relates to a glass indent detection device.

Background

The method for measuring the concave value of the glass comprises the following steps of (1) easily bending the glass in the production process of large-size (55-105 inches) large-screen glass, and enabling the glass to be concave towards a tin surface: glass is placed perpendicularly, and top center department has a point to support, and bottom quarter is supported by two points, uses cotton thread or fish tape X direction to straighten, measures the concave surface clearance at glass top, middle part, bottom three position from top to bottom with the clearance gauge to take the highest indent value, this technique exists following defect at present:

manual measurement (3 to 4 persons), long operation time and no mass production;

the accuracy of measuring the concave value of the glass by using a steel ruler is poor, and subjective reading errors are easily caused by manual reading;

the shaking of the fish line and the touching of the fish line by the fingers of the staff can both lead to measurement errors.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims at providing a glass indent value detection device to solve present glass indent value detection and waste time and energy, the lower problem of precision.

Based on above-mentioned purpose, the utility model provides a glass indent value detection device, the device include fixed unit of glass, light guide plate, a plurality of circular cone caliber and luminous flux receiver, wherein:

the glass fixing unit is used for fixing the glass to be detected;

the light guide plate is arranged on one side edge of the glass fixing unit and used for reflecting light rays emitted by the light source according to a preset direction;

each conical measurer is in a conical shape, the conical tip of each conical measurer is in non-pressure contact with the glass, and the conical plane end of each conical measurer is kept horizontal;

the plurality of luminous flux receivers are arranged on the other side edge of the glass fixing unit in parallel with the light guide plate and used for receiving the luminous flux of the light rays reflected by the light guide plate after passing through each conical measurer;

each cone measurer is arranged on the glass surface in a non-pressure mode according to a preset position, a part of the cone measurers in the plurality of cone measurers are parallel to the light rays reflected by the light guide plate, and the light rays reflected by the light guide plate reach each luminous flux receiver after passing through each cone measurer.

In another possible implementation manner of the embodiment of the present invention, the number of the conical measuring instruments is 9, the conical measuring instruments are placed on the glass surface in a 3 × 3 array, and 3 conical measuring instruments in each row and each column of the 3 × 3 array are all arranged in a straight line.

In combination with the above description, in another possible implementation manner of the embodiment of the present invention, one side of the light guide plate is provided with a plurality of silk-screen dot groups, each of which changes the light direction of the light emitted from the light source of the silk-screen dot group, so that the reflected light is parallel to the straight line of the 3 conical measuring devices of each line.

In another possible implementation manner of the embodiment of the present invention, in combination with the above description, the length of the group of silkscreen dots is greater than the diameter of the conical plane end of the conical measurer.

In another possible implementation manner of the embodiment of the present invention, in combination with the above description, the conical plane end of each conical measuring device is provided with a columnar structure.

With the above description in mind, in another possible implementation manner of the embodiment of the present invention, the other side of the light guide plate is provided with a plurality of openings, and the number of the silk-screen dot groups, the number of the openings, and the number of the light flux receivers are the same.

In combination with the above description, in another possible implementation manner of the embodiment of the utility model, the glass fixing unit includes ground side section bar and automatic chucking device, the installation of ground side section bar and the fixed glass that waits to detect, automatic chucking device is connected with the remote control device communication and is according to the remote control instruction chucking the glass that waits to detect.

In another possible implementation manner of the embodiments of the present invention, in combination with the above description, the glass to be detected is fixed to the glass fixing unit in a manner that the surface of the glass is perpendicular to the ground.

With reference to the foregoing description, in another possible implementation manner of the embodiments of the present invention, the number of groups of the plurality of silkscreen dot groups is equal to the number of rows in the array formed by the circular cone measuring devices.

With reference to the above description, in another possible implementation manner of the embodiment of the present invention, the light source adopted when the light guide plate reflects light according to a preset direction is a built-in light source installed at one end of the light guide plate.

From the above, the glass indent value detection device provided by the utility model, make the glass to be detected perpendicular to the ground to reduce the influence caused by the indent value, fix the glass perpendicular to the ground through the ground profile and the automatic clamping unit, set up the multi-row cone measurer parallel to the ground on one side of the perpendicular glass, set up a plurality of cone measurers on the glass surface to be detected, and make the parallel light reflected by the light source pass through in parallel and be shielded by each of the parallel cone measurers and then obtain the luminous flux through the luminous flux receiver, so as to calculate the indent value through the luminous flux through peripheral devices such as computer equipment, realize the detection of the indent value of the glass, the measuring speed and accuracy of the device are greatly improved, can avoid the interference and error, and the glass transmitted by the real-time receiving roller wheel in the production process is detected in real time, the offline detection efficiency of the glass is further improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic view of a top view structure of a device for detecting a glass concavity according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a cone measurer according to an embodiment of the present invention;

FIG. 3 is a schematic view of a cone measurer according to an embodiment of the present invention for measuring non-recessed glass;

FIG. 4 is a schematic view of a cone measurer according to an embodiment of the present invention for measuring concave glass;

fig. 5 is a schematic structural view of a light guide plate according to an embodiment of the present invention;

fig. 6 is a schematic diagram of the ratio calculation when the glass is concave.

1-a glass fixing unit; 2-a light guide plate; 201-opening a hole; 202-silk screen printing point group; 3-a cone measurer; 301-tip; 302-planar end; 303-columnar structure; 4-a light flux receiver; 5-glass; 501-concave glass; 6-a calculation unit; 7-light source.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings.

It should be noted that unless otherwise defined, technical or scientific terms used in the embodiments of the present invention should have the ordinary meaning as understood by those having ordinary skill in the art to which the present disclosure belongs. The use of "first," "second," and similar terms in this disclosure is not intended to indicate any order, quantity, or importance, but rather is used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.

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

With reference to fig. 1, for the utility model discloses in a glass indent value detection device's structural schematic diagram, fig. 1 is the cross section schematic diagram that each rectangle that shows is the light source when passing through each circular cone caliber, glass indent value detection device includes glass fixed unit 1, light guide plate 2, a plurality of circular cone caliber 3 and a plurality of luminous flux receiver 4.

The glass fixing unit 1 is used for fixing glass, at least provided with a plane for fixing and placing the glass, and generally configured to be in a shape matched with the glass, such as a rectangle, and the glass fixing unit can be enlarged in an equal proportion according to the common size of the glass, and can also be adjusted in size according to the specific size of the glass in a production project, so as to be suitable for detection of glasses with different sizes.

In another possible embodiment of the present invention, the glass fixing unit 1 comprises a ground profile and an automatic clamping device, the ground profile is a profile placed on a horizontal ground, such as an i-shaped profile with a groove, the middle of the profile has a groove for fixing glass, so as to install and fix the glass to be detected, the automatic clamping device is in communication with a remote control device and clamps the glass to be detected according to a remote control command, and after the glass to be detected is transmitted to the ground profile of the glass fixing unit 1 through a roller, the glass can be fixed in a horizontal manner, in a feasible embodiment of the present invention, in order to reduce the detection error of the concave value caused by the self weight of the glass in the horizontal fixing manner, the glass to be detected is fixed in the glass fixing unit in a surface vertical ground manner, the glass and the horizontal ground are in a 90-degree vertical state.

The glass fixing unit 1 comprises a ground side section bar and an automatic clamping device, the ground side section bar is used for installing and fixing glass to be detected, the automatic clamping device is in communication connection with a remote control device and clamps the glass to be detected according to a remote control instruction, the automatic clamping device can be a mechanical gripper, the detection is carried out through a sensor, when the sensor detects that the glass is vertically arranged on the ground side section bar, the mechanical gripper is tightened, and the glass is automatically clamped in the ground side section bar through the automatic clamping device.

The light guide plate 2 is disposed at a side edge of the glass fixing unit 1, and configured to reflect light emitted from the light source 7 in a predetermined direction, where the predetermined direction is a direction from the light guide plate to the light flux receiver 4.

Referring to fig. 2, the schematic structural diagram of the cone measuring devices 3 is shown, the cone measuring devices 3 are in a cone shape, the tip 301 of each cone measuring device is in non-pressure contact with the glass 5, so as to avoid the influence on the measurement under the pressure condition, in the glass detection process of the present invention, no pressure exists between the tip 301 of the cone measuring device 3 and the contact point of the detected glass plane, and the cone plane end 302 of each cone measuring device 3 is kept horizontal; preferably, the conical plane end 302 of each conical measurer 3 is further provided with a columnar structure 303.

The columnar structures 303 are arranged perpendicular to the planar ends 302 of the cones of the conical gauges, so that each conical gauge 3 is arranged on the glass surface to be measured through the columnar structures 303 according to a preset position, for example, a plurality of conical gauges 3 are placed at one time according to the preset position through a manipulator which is matched with each columnar structure 303.

Can show the testing process to circular cone caliber 3 more directly perceivedly through fig. 3 and fig. 4, be like fig. 3 the utility model discloses a circular cone caliber 3 with the contact schematic diagram of non-indent glass 5, like fig. 4 the utility model discloses a circular cone caliber 3 and indent glass 501's contact schematic diagram, can see from the picture, when the indent appears in glass, the sunken phenomenon also appears in the plane when placing circular cone caliber 3 its most advanced 301 when not the indent, can calculate in view of the above the numerical value when not the indent to the indent value reference of glass in order to confirm the indent value.

The light flux receiver 4 is disposed on the other side of the glass fixing unit 1, and is configured to receive light fluxes of the light rays reflected by the light guide plate 2 after passing through the cone measurers 3 in a preset direction, and the light flux receiver 4 is generally a built-in light flux receiver of a camera.

Each of the conical measurers 3 is placed on the surface of the glass 5 at a predetermined position without pressure, the predetermined position may be a designated position on the glass with a fixed size, and the conical measurers 3 are placed at the designated predetermined positions when placed, preferably, when the number of the conical measurers is 9, the conical measurers are placed on one side surface of the glass 5 in an array of 3 × 3, each array includes 3 conical measurers 3 distributed linearly at a uniform distance, and the light emitted from the light source 7 reflected by the light guide plate 2 passes through each of the conical measurers 3, and then the light flux received by the light flux receiver 4 is determined.

The utility model discloses in an embodiment of the embodiment, glass indent value detection device still includes certain peripheral hardware like computational element 6, but its communication connection is in each luminous flux receiver 4 in the embodiment of the utility model discloses an in, luminous flux receiver 4 can be the luminous flux receiver in the camera to wireless communication module wifi module in the accessible camera is handled relevant data transfer to computational element 6, calculates according to each luminous flux glass 5's indent value.

The computing unit 6 is in communication connection with the luminous flux receiver 4, the communication mode of the computing unit 6 may be wireless communication or wired communication, including but not limited to wired cable, wireless WIFI, wireless Zigbee and other communication modes, so as to receive the data sent by the luminous flux receiver 4 and process and compute the received data, and the computing unit 6 may be a computer with an operation processing unit, a tablet computer, a personal mobile terminal and the like.

The utility model discloses in a feasible implementation of embodiment, as shown in fig. 5, for light guide plate 2's schematic structure, be provided with a plurality of silk screen printing point groups 202 on the light guide plate 2 to the light that the reflection light source jetted out changes the light direction, makes 3 circular cone measurers of reflection light and every row parallel.

The silk-screen dot group 202 is a microstructure display or scattering white dot structure with a certain arrangement rule arranged on one side surface of the light guide plate 2, and can be realized through a scattering film and a diffusion film, when light of the light source 7 is cut into the light guide plate 2 from the side surface, the total reflection phenomenon on one side surface of the light guide plate is damaged through the scattering effect of the scattering film, so that the light changes the original geometric optical path and is emitted from the other side surface of the light guide plate, the silk-screen dot group of the light guide plate 2 optimizes the microstructure of the light guide plate for more uniformly emitting the light, and the light flux received by the light flux receiver 4 is more convenient for subsequent calculation.

Preferably, the length of the set of silkscreen dots 202 is greater than the diameter of the conical plane end 302 of the conical gauge 3, so that the reflected light can cover the maximum indent value that may occur.

The utility model discloses in a feasible implementation of embodiment, the opposite side of light guide plate 2 sets up a plurality of trompils, the number of 202, trompil and the number of luminous flux receiver are organized to the silk screen printing point is the same, combines fig. 1 to show, and the number of 202, the number of trompil and the number of luminous flux receiver 4 are organized to the silk screen printing point is 3.

The utility model provides a silk screen printing point group 202 can be the scattering white point, and the mode that combines the diffusion barrier through the scattering barrier makes light according to the direction of parallel direction parallel ejection to the luminous flux receiver after the scattering of line cord scattering white point.

Referring to fig. 1 and 5, the dotted line in fig. 5 represents a silk-screen dot group 202 on one side of the light guide plate 2, the solid line represents an opening 201 on the other side of the light guide plate 2, the opening 201 may be a through hole or a plurality of small holes corresponding to the number of openings included in the silk-screen dot group 202, and at this time, the number of the luminous flux receivers 4 is the same as the number of rows or columns when the conical meters 3 are arranged and distributed, and is also the same as the number of groups of the silk-screen dot group 202.

The utility model discloses in an embodiment of the embodiment, light guide plate 2 is according to the light source 7 of presetting direction reflection light, does the built-in light source of 2 one end installations of light guide plate combines the mounted position of the light source 7 shown in fig. 5 to be located the one end of light guide plate 2, and this belongs to the utility model discloses a preferred scheme, in the feasible embodiment of the utility model, light source 7 also can be for the ordinary light source of peripheral hardware, collects external light through the printing opacity mirror in order to be used for forming the light that light guide plate 2 reflects, or for with the integrated light source that silk screen printing point group 202 is constituteed, for example through specific laser ray is sent to the mode of set laser in the silk printing point, and the form of above-mentioned various light sources is all within the protection scope.

The utility model discloses in an embodiment of the embodiment, the group number of a plurality of silk screen printing point groups equals line number in the array that the circular cone caliber formed, if when the cone is the arrangement of 3 x 3 array, the group number of a plurality of silk screen printing point groups is 3, equals line number 3 in the array that the circular cone caliber formed, and its column number also is 3.

The utility model discloses in an implementation of embodiment, cone caliber parallel arrangement that each row included in the array that the circular cone caliber formed, guarantee promptly that each circular cone caliber and the most advanced of glass contact are at a straight line, further guarantee measurement accuracy.

The utility model discloses in a feasible implementation of embodiment when the trompil of the opposite side of light guide plate 2 is the through-hole, then through-hole length m at least with the plane end diameter phi of circular cone caliber is the same, and m is more than or equal to phi promptly, when it is the aperture the same with the point number of silk screen printing point group, then aperture diameter does not have this and prescribes a limit to make the parallel light of reflection carry out more accurate measurement when the indent value is great.

The device of the present invention is shown in fig. 6, when the glass is not recessed, the shading area of the cone measurer is s (indicated by a plane triangle formed by a horizontal dotted line of h 'and a solid line on the side of the cone in fig. 6), the area formula s is 2(1/2 h' x a ') (a'/tan α) × a ', the received luminous flux is θ, when the glass to be detected is recessed, the shading area is s' (indicated by a plane triangle formed by a horizontal dotted line of h ″ and a solid line on the side of the cone in fig. 6), the received luminous flux is θ ', and then s/s is K θ/θ', and K is a proportionality coefficient. Wherein, theta in the formula of s/s ═ K theta/theta' is obtained by measurement, the shading area s is calculated, and K is calculated by actual data; and detecting the concave luminous flux theta ' to calculate the concave area s ', and calculating the concave value h ' by an area formula. The calculation process can be calculated by a computer, whether the concave value of the glass meets the standard value or not is judged according to the change condition of the luminous flux, and the concave value is over high or over low is prompted, so that the parameter adjustment during the glass production is facilitated.

Those of ordinary skill in the art will understand that: the discussion of any embodiment above is meant to be exemplary only, and is not intended to intimate that the scope of the disclosure, including the claims, is limited to these examples; within the idea of the invention, also technical features in the above embodiments or in different embodiments can be combined, steps can be implemented in any order, and there are many other variations of the different aspects of the invention as described above, which are not provided in detail for the sake of brevity.

The present embodiments are intended to embrace all such alternatives, modifications and variances which fall within the broad scope of the appended claims. Therefore, any omission, modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. The utility model provides a glass indent value detection device which characterized in that, includes fixed unit of glass, light guide plate, a plurality of circular cone measurers and luminous flux receiver, wherein:

the glass fixing unit is used for fixing the glass to be detected;

2. The apparatus according to claim 1, wherein the number of the conical gauges is 9, the conical gauges are placed on the glass surface in a 3 x 3 array, and 3 conical gauges are linearly arranged in each row and each column of the 3 x 3 array.

3. The apparatus according to claim 2, wherein a plurality of silk-screen dot groups are disposed on one side of the light guide plate, and the silk-screen dot groups reflect light emitted from the light source and change the direction of the light so that the reflected light is parallel to a straight line on which the 3 conical gauges in each row are disposed.

4. The glass concavity value detecting device according to claim 3, wherein the length of the silk-screen dot group is larger than the diameter of the conical plane end of the conical measurer.

5. The apparatus for detecting glass concavity value according to claim 3, wherein the number of the groups of the plurality of screen printing dot groups is equal to the number of the rows in the array formed by the conical gauges.

6. The apparatus for detecting a glass concavity value as claimed in claim 1, wherein the conical plane end of each conical measurer is provided with a columnar structure.

7. The device for detecting the glass concavity value as claimed in claim 3, wherein a plurality of openings are formed in the other side of the light guide plate, and the number of the screen printing dot groups, the number of the openings, and the number of the light flux receivers are the same.

8. The glass concavity value detecting device according to claim 1, wherein the glass fixing unit includes a ground side profile which mounts and fixes the glass to be detected, and an automatic chucking device which is in communication connection with a remote control device and chucks the glass to be detected according to a remote control command.

9. The glass concavity value detecting device according to claim 1, wherein the glass to be detected is fixed to the glass fixing unit in a manner that a surface thereof is vertical to a ground surface.

10. The apparatus for detecting a glass concavity value as defined in claim 1, wherein the light source used when the light guide plate reflects light in a predetermined direction is a built-in light source installed at one end of the light guide plate.