CN217180572U - Glass surface quality detection device - Google Patents
Glass surface quality detection device Download PDFInfo
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- CN217180572U CN217180572U CN202220647108.XU CN202220647108U CN217180572U CN 217180572 U CN217180572 U CN 217180572U CN 202220647108 U CN202220647108 U CN 202220647108U CN 217180572 U CN217180572 U CN 217180572U
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- glass
- conveying roller
- air knife
- roller path
- surface quality
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Abstract
The utility model provides a glass surface quality detection device, it includes glass conveying raceway (1), its characterized in that: a frame of the glass conveying roller path (1) is provided with a group of air knives, a first temperature measuring instrument, a second temperature measuring instrument, a steam ejector (5) and an image acquisition assembly (6). The utility model has the advantages of simple structure, convenient to use can effectively increase the persistence time of fog film on the glass surface, improves the detection accuracy.
Description
The technical field is as follows:
the utility model belongs to the sheet glass quality testing field, specifically speaking is a glass surface quality detection device.
Background art:
the method for detecting the surface quality of the glass by adopting a steam detection method is characterized in that the surface quality of the glass is detected by adopting a steam detection method, the steam is generally sprayed on a surface to be detected of the glass, the defects of oil stain, impurities, scratches and the like on the surface of the glass can be easily identified due to the affinity and the hydrophobicity of the steam, the surface to be detected covered with water mist is observed by human eyes or photographed by an image acquisition device so as to judge whether the quality problem exists on the surface of the glass, and the method has the defects that if the temperature is too high or the environment is very dry, the water mist covered on the surface of the glass can be quickly evaporated, and the human eyes or the image acquisition device cannot obtain an ideal detection effect.
The utility model has the following contents:
the utility model provides a glass surface quality detection device for overcoming the defects in the prior art.
The utility model provides a following technical scheme:
the glass surface quality detection device comprises a glass conveying roller path, wherein glass to be detected is conveyed on the glass conveying roller path, and the glass surface quality detection device is characterized in that: a first cooling air knife, a second cooling air knife, a first temperature measuring instrument, a second temperature measuring instrument, a steam ejector, an image acquisition assembly and a drying air knife are arranged on a frame of the glass conveying roller path.
On the basis of the technical scheme, the following further technical scheme can be provided:
the first refrigeration air knife is arranged above one end of the glass conveying roller path in a striding mode and blows air downwards, and the second refrigeration air knife is arranged below one end of the glass conveying roller path in a striding mode and blows air upwards.
The first temperature measuring instrument and the second temperature measuring instrument are respectively positioned above the center lines of the glass conveying raceways at the two sides of the first refrigeration air knife.
The image acquisition assembly comprises a cross beam arranged above the glass conveying roller path in a spanning mode, and at least one CCD camera and at least one light source are arranged on the cross beam.
The image acquisition assembly spans on the glass conveying roller path between the drying air knife and the steam ejector.
Utility model advantage:
the utility model discloses simple structure, convenient to use can effectively increase the persistence time of fog film on the glass surface, is favorable to eyes or image acquisition device to obtain the detection effect of ideal, improves the detection accuracy.
Description of the drawings:
fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a view A-A of FIG. 1;
FIG. 3 is a view B-B of FIG. 1;
fig. 4 is a view C-C of fig. 1.
The specific implementation mode is as follows:
as shown in fig. 1-4, a glass surface quality detection device comprises a glass conveying raceway 1, wherein the glass conveying raceway 1 is a common glass conveying raceway in the prior art, and mainly comprises a group of carrier rollers, and one end of each carrier roller is connected with a chain wheel and chain type transmission device which is correspondingly matched with the carrier roller. The transmission device drives the carrier roller to rotate, and the glass 7 to be detected placed on the glass conveying roller path 1 is transported.
The frame of the glass conveying roller path 1 at the input side of the glass 7 is connected with a first temperature measuring instrument 3 through a bracket. A first refrigeration air knife 2 and a second refrigeration air knife 2a are connected to a rack of the glass conveying roller path 1 on the right side of the first temperature measuring instrument 3 in a crossing mode, the first refrigeration air knife 2 is located above the glass conveying roller path 1 and blows air downwards, and the second refrigeration air knives 2a are symmetrically located below the glass conveying roller path 1 and blows air upwards. The first refrigeration air knife 2 and the second refrigeration air knife 2a are in the same structure and are wedge-shaped in cross section, the air outlet is located in a slit at the tip of the wedge-shaped portion, the first refrigeration air knife 2 and the second refrigeration air knife 2a are perpendicular to the moving direction of the glass 7, an air inlet is formed in one end of each air knife, and the air inlets are communicated with an air cooler through pipelines. The upper and lower surfaces of the glass 7 are cooled by cold air.
And a second temperature measuring instrument 4 is connected to the frame of the glass conveying roller path 1 on the right side of the first refrigerating air knife 2 through a bracket. And measuring the temperature of the glass 7 cooled by the first refrigerating air knife 2 and the second refrigerating air knife 2a by a second temperature measuring instrument 4.
And a steam ejector 5 spans on the frame of the glass conveying roller path 1 at the right side of the second temperature measuring instrument 4. The section of the steam ejector 5 is circular, the lower part of the steam ejector is provided with a group of round holes 5a, and the centers of the round holes are on the same straight line. The air injection direction of the steam injector 5 is perpendicular to the moving direction of the glass 7, one end of the steam injector 5 is provided with a steam inlet 5b, the steam inlet 5b is communicated with a steam generating mechanism (not shown in the figure) through management, the steam generating mechanism is a product in the prior art, for example, an electric heating wire is used for heating water to boil the water, then a fan is used for sending the steam into the steam injector 5 through the steam inlet 5b, and the steam is sprayed on the glass 7 to form a film-shaped structure of the steam.
An image acquisition assembly 6 spans on a rack of the glass conveying roller path 1 on the right side of the steam ejector 5, the image acquisition assembly 6 comprises a beam 6a which spans above the glass conveying roller path 1, a group of CCD cameras 6b and a group of led light sources 6c are mounted on the beam 6a, and the CCD cameras and the light sources 6c are distributed at intervals. The image acquisition device based on the CCD camera and purchased from the existing market acquires the image on the surface of the glass and then transmits the image to a computer terminal on a console through a cable (not shown in the figure) for data processing.
A drying air knife 2b spans on the frame on the right side of the image acquisition assembly 6, the structure of the drying air knife 2b is the same as that of the first refrigeration air knife 2, an air inlet is formed in one end of the drying air knife and is communicated with a hot air supply mechanism, and the hot air supply mechanism is a product in the prior art, such as a hot air blower, so that steam on the upper surface of the glass 7 on the surface of the glass can be dried.
The working process is as follows:
the first temperature measuring instrument detects the temperature of glass passing through the first temperature measuring instrument and transmits data to the computer terminal on the console through a cable, and when the temperature of the glass is higher than 20 ℃, the computer terminal on the console sends a signal to the control cooling fan through the cable to control the control cooling fan to start so as to cool the glass. When the second temperature measuring instrument detects that the glass temperature is higher than 19 ℃, the output power of the air cooler is increased, and the glass temperature is ensured to be lower than 18 ℃ when the glass passes through the second temperature measuring instrument.
Claims (5)
1. A glass surface quality detection device comprises a glass conveying roller path (1), glass (7) to be detected is conveyed on the glass conveying roller path (1), and the glass surface quality detection device is characterized in that: a first cooling air knife (2), a second cooling air knife (2, 2 a), a first temperature measuring instrument (3), a second temperature measuring instrument (4), a steam ejector (5), an image acquisition assembly (6) and a drying air knife (2 b) are arranged on a frame of the glass conveying roller path (1).
2. A glass surface quality inspection apparatus as set forth in claim 1, wherein: the first refrigeration air knife (2) is arranged above one end part of the glass conveying roller path (1) in a spanning mode and blows air downwards, and the second refrigeration air knife (2 a) is arranged below one end part of the glass conveying roller path (1) in a spanning mode and blows air upwards.
3. A glass surface quality inspection apparatus as set forth in claim 1, wherein: the first temperature measuring instrument and the second temperature measuring instrument (3 and 4) are respectively positioned at two sides of the first refrigeration air knife (2).
4. A glass surface quality inspection apparatus according to claim 1, 2 or 3, wherein: the image acquisition assembly (6) comprises a cross beam (6 a) arranged above the glass conveying roller path (1) in a crossing mode, and at least one CCD camera (6 b) and at least one light source (6 c) are arranged on the cross beam (6 a).
5. The glass surface quality inspection device according to claim 4, wherein: the image acquisition assembly (6) spans on the glass conveying roller path (1) between the drying air knife (2 b) and the steam ejector (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220647108.XU CN217180572U (en) | 2022-03-24 | 2022-03-24 | Glass surface quality detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220647108.XU CN217180572U (en) | 2022-03-24 | 2022-03-24 | Glass surface quality detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217180572U true CN217180572U (en) | 2022-08-12 |
Family
ID=82744304
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220647108.XU Active CN217180572U (en) | 2022-03-24 | 2022-03-24 | Glass surface quality detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217180572U (en) |
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2022
- 2022-03-24 CN CN202220647108.XU patent/CN217180572U/en active Active
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