CN117720262A - Intelligent glass forming device and forming detection method thereof - Google Patents
Intelligent glass forming device and forming detection method thereof Download PDFInfo
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- CN117720262A CN117720262A CN202311803792.1A CN202311803792A CN117720262A CN 117720262 A CN117720262 A CN 117720262A CN 202311803792 A CN202311803792 A CN 202311803792A CN 117720262 A CN117720262 A CN 117720262A
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- 238000001514 detection method Methods 0.000 title claims abstract description 30
- 238000007496 glass forming Methods 0.000 title claims abstract description 20
- 239000011521 glass Substances 0.000 claims abstract description 66
- 238000010438 heat treatment Methods 0.000 claims abstract description 40
- 238000000034 method Methods 0.000 claims abstract description 16
- 230000007246 mechanism Effects 0.000 claims abstract description 13
- 239000000463 material Substances 0.000 claims abstract description 11
- 230000008569 process Effects 0.000 claims abstract description 9
- 238000007599 discharging Methods 0.000 claims abstract description 7
- 230000007547 defect Effects 0.000 claims abstract description 5
- 238000004080 punching Methods 0.000 claims description 21
- 238000011156 evaluation Methods 0.000 claims description 17
- 238000000465 moulding Methods 0.000 claims description 10
- 238000004364 calculation method Methods 0.000 claims description 7
- 238000000605 extraction Methods 0.000 claims description 6
- 230000000712 assembly Effects 0.000 claims description 5
- 238000000429 assembly Methods 0.000 claims description 5
- 238000005096 rolling process Methods 0.000 claims description 5
- 210000001503 joint Anatomy 0.000 claims description 4
- 239000002994 raw material Substances 0.000 abstract description 2
- 238000009413 insulation Methods 0.000 description 10
- 238000004321 preservation Methods 0.000 description 8
- 238000005496 tempering Methods 0.000 description 6
- 230000008901 benefit Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 239000011159 matrix material Substances 0.000 description 4
- 238000007493 shaping process Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 239000003350 kerosene Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000003032 molecular docking Methods 0.000 description 2
- 239000005401 pressed glass Substances 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/50—Glass production, e.g. reusing waste heat during processing or shaping
- Y02P40/57—Improving the yield, e-g- reduction of reject rates
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Abstract
The invention discloses an intelligent glass forming device and a forming detection method thereof, the intelligent glass forming device comprises a base, wherein a rotating disc is rotatably arranged on the upper end surface of the base, a plurality of lower dies are uniformly arranged on the edge of the upper end surface of the rotating disc in a ring shape, a heating mechanism for heating the lower dies is arranged in the rotating disc, the lower dies comprise a die box, a limit frame is arranged in the die box in a sliding manner, the limit frame is in a square frame structure and is matched with the inner bottom surface of the die box to be used for placing glass materials, and an electric telescopic rod for driving the limit frame to horizontally move is fixed on one side of the die box; the invention can automatically receive glass raw materials and automatically output formed glass, does not need manual feeding and discharging by a worker, can detect the temperature in the forming process at any time in the glass forming process, can continuously keep the temperature of the glass during stamping, and can avoid defects on the surface of the glass caused by temperature fluctuation during stamping.
Description
Technical Field
The invention relates to the technical field of glass production, in particular to an intelligent glass forming device and a forming pre-detection method thereof.
Background
In the prior art, the die forming of glass is generally completed in a rotary kerosene tempering furnace, a plurality of lower dies are circumferentially distributed in the rotary kerosene tempering furnace, the lower dies rotate around the center of the tempering furnace, after a worker manually places glass to be processed in the lower dies, the lower dies rotating around the central shaft of the tempering furnace heat the glass to a heating zone to reach tempering temperature, the lower dies continue to rotate to bring the heated glass to an upper die position, the upper dies fall down to press and form the glass in the lower dies, and the formed glass is manually taken out by the worker to be quenched and tempered.
However, when the existing equipment is adopted for glass production, heat in the rotary kerosene tempering furnace can be continuously emitted to the working environment, so that the temperature of the working environment is high, and in the glass forming process, workers are required to manually feed and discharge, so that the workers need to work in a high-temperature environment for a long time, and the labor intensity is high.
Meanwhile, the manual operation error is large, the product is easy to discard, and fatigue can be caused when the product works for a long time, so that the production efficiency is low.
Disclosure of Invention
The utility model provides an intelligent glass forming device and shaping early warning method thereof can carry out automatic material to glass raw materials to carry out automatic output to shaping glass, need not manual unloading of going up of staff, and in carrying out glass shaping in-process, can detect the temperature in the shaping process constantly, and can keep glass temperature when punching press continuously, can avoid causing glass surface to appear the flaw because of temperature fluctuation when punching press.
In order to achieve the above purpose, on the one hand, the present application provides the following technical solutions: the intelligent glass forming device comprises a base, wherein a rotating disc is rotatably arranged on the upper end face of the base, a plurality of lower dies are uniformly arranged on the edge of the upper end face of the rotating disc in an annular shape, a heating mechanism for heating the lower dies is arranged in the rotating disc, the lower dies comprise a die box, a limit frame is arranged in the die box in a sliding mode, the limit frame is of a square frame structure and is matched with the inner bottom face of the die box to be used for placing glass materials, and an electric telescopic rod for driving the limit frame to horizontally move is fixed on one side of the die box;
the upper part of the rotating disc is covered with a cover, one end of the cover is provided with a notch for exposing two lower dies, the notch corresponds to the two lower dies and is respectively provided with a feeding conveyor belt and a discharging conveyor belt, the middle part of the lower end face of the cover is fixedly provided with a detection seat fixed with the middle part of the upper end face of the base, the side face of the detection seat is annularly provided with a plurality of temperature sensors, the upper end face of the cover is provided with a control box electrically connected with the temperature sensors, and the control box is provided with an alarm mechanism;
the upper end face one side of base is fixed with the mount, the top of mount is fixed with the cylinder, the spindle lower extreme of cylinder stretches to the top of rolling disc to be fixed with the mould, the top elastic cover of going up the mould is equipped with the heat preservation cover, the last temperature detector that is fixed with of heat preservation cover, the heat preservation cover internal fixation has the heating rod, just the up end of lid corresponds the punching press mouth has been seted up to the position of going up the mould.
As a further preferable scheme, a fixed slot is formed in the middle of the upper end face of the base, a driving motor is fixed in the fixed slot, a base plate is fixed at the upper port of the fixed slot, and a crankshaft of the driving motor penetrates out of the middle of the base plate and is fixed with the middle of the lower end face of the rotating disc.
As a further preferable scheme, the heating mechanism arranged in the rotating disc comprises a plurality of heating grooves, the heating grooves are uniformly distributed in a ring shape along the edge of the upper end face of the rotating disc, and a plurality of heating assemblies are fixed at the bottom in the heating grooves.
As a further preferable scheme, a heat conducting plate is arranged at the upper port of the heating groove, and the lower die is fixed on the upper end face of the rotating disc and is connected with the heat conducting plate.
As a further preferable scheme, a display screen for displaying the temperature detected by the temperature sensor is arranged on the upper end face of the control box, and the alarm mechanism arranged on the control box comprises a warning lamp and a buzzer.
As a further preferable scheme, a detection camera positioned at the edge of the opening on the cover is fixed on the lower end face of the cover, and the detection camera is electrically connected with the control box.
As a further preferable scheme, a fan is arranged between the detection camera and the punching opening, and is arranged on the upper end face of the machine cover and blows air from the inner part of the machine cover towards the opening direction of the machine cover.
As a further preferable scheme, a positioning plate which is arranged on the upper end face of the cover is fixed on one side of the bottom of the fixing frame, and a butt joint port which is in butt joint with the punching port is arranged on the positioning plate.
As a further preferable scheme, a reset spring sleeved on the shaft of the air cylinder is arranged on the upper end face of the upper die, and the top end of the reset spring abuts against the inner top of the heat preservation cover to form elastic installation of the heat preservation cover.
On the other hand, the application also provides a molding detection method of the intelligent glass molding device, which is suitable for the intelligent glass molding device and comprises the following steps:
s1, acquiring a first image and a second image acquired by a detection camera, wherein the first image and the second image are images of the stamped glass positioned in the center of the image respectively, and the stamped glass has overlapping bright and dark irradiation areas of a stripe light source in the first image and the second image;
s2, acquiring a first standard image and a second standard image corresponding to standard stamping forming glass, wherein shooting positions of the first standard image and the second standard image are respectively identical to those of the first image and the second image;
s3, extracting features of the first image, the second image, the first standard image and the second standard image respectively to obtain a feature set;
s4, carrying out weight calculation on feature sets corresponding to the first standard image and the second standard image respectively according to an analytic hierarchy process to obtain a weight coefficient of each feature in the feature sets corresponding to the first standard image and the second standard image respectively;
s5, respectively carrying out score calculation on the feature sets of the first image and the second image according to the weight coefficients corresponding to the first standard image and the second standard image to obtain a first evaluation score corresponding to the first image and a second evaluation score corresponding to the second image;
s6, calculating according to the first evaluation score and the second evaluation score to obtain a difference value;
and S7, judging that the glass subjected to stamping forming has defects when the absolute value of the difference value is larger than a threshold value.
The method for extracting the features of the first image, the second image, the first standard image and the second standard image to obtain a feature set comprises the following steps:
s31, carrying out graying treatment on the first standard image to obtain a gray image;
s32, carrying out connection processing on the junction of the gray area in the gray image to obtain a contour image, wherein the contour image comprises a plurality of contours generated by the first standard image in the stripe light source;
step 33, extracting the characteristics of the contour image and contour characteristic information;
s34, extracting features of the contour image according to a SIFT algorithm to obtain image features;
and S35, taking the contour feature information and the image features together as a feature set.
In summary, the invention has the technical effects and advantages that:
1. the invention benefits from the cooperation of the base, the rotating disc and the lower die, the lower die can be used for automatically receiving materials to operate glass materials, then the rotating disc is used for heating the lower die to enable the glass materials to be in a state of being capable of being punched, and after the punching is finished, the lower die is used for automatically outputting formed glass, so that the effect of automatically processing and forming the glass is achieved, and the manual feeding and discharging of workers are not needed;
2. the invention benefits from the cooperation of the cover, the detection seat, the temperature sensor, the fan, the detection camera and the control box, can utilize the temperature sensor to continuously monitor the temperature in the lower die and the cover and timely alarm when the temperature is abnormal, and can also capture and detect the finished product image of the formed glass which is punched and output through the detection camera, thereby rapidly judging the qualified effect of the formed glass and timely alarm processing the unqualified formed glass;
3. the invention benefits from the cooperation of the fixing frame, the air cylinder, the heat preservation cover and the upper die, the upper die can be driven to descend by the air cylinder to punch and form the glass material in the lower die in the cover, in the punching process, the heat preservation cover is firstly utilized to elastically abut against the upper port of the punching opening to cover the punching opening, and the temperature detector and the heating rod arranged on the heat preservation cover are matched to carry out temperature compensation and temperature detection, so that the defect on the surface of the glass caused by temperature fluctuation in the punching process can be avoided, and the use effect is good.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is an enlarged schematic view of the structure of FIG. 1A according to the present invention;
FIG. 3 is a schematic view of the base and rotating disk of the present invention;
FIG. 4 is a schematic view of the internal structure of the rotating disc of the present invention;
FIG. 5 is a bottom view of the cover of the present invention;
fig. 6 is a schematic view of the installation structure of the upper mold of the present invention.
In the figure: 1. a base; 101. a fixing groove; 102. a driving motor; 103. a backing plate; 2. a rotating disc; 201. a heating tank; 202. a heating assembly; 203. a heat conductive plate; 3. a lower die; 301. a mold box; 302. an electric telescopic rod; 303. a limit frame; 4. a cover; 401. a detection seat; 402. a temperature sensor; 403. punching a hole; 404. a blower; 405. detecting a camera; 5. a control box; 501. a display screen; 502. a warning light; 503. a buzzer; 6. a feed conveyor; 601. a discharge conveyor belt; 7. a fixing frame; 701. a positioning plate; 702. an interface; 8. a cylinder; 9. a thermal insulation cover; 901. a temperature detector; 902. a heating rod; 10. an upper die; 11. and a return spring.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1: referring to fig. 1 and 3, an intelligent glass forming device is shown, which comprises a base 1, the up end of base 1 rotates and installs rolling disc 2, rolling disc 2's up end edge is annular evenly to be arranged a plurality of lower moulds 3, specifically, fixed slot 101 has been seted up at the up end middle part of base 1, fixed slot 101 internal fixation has driving motor 102, the upper port of fixed slot 101 is fixed with backing plate 103, just driving motor 102's spindle wears out backing plate 103's middle part and with rolling disc 2's lower terminal surface middle part is fixed.
Meanwhile, a heating mechanism for heating the lower die 3 is arranged in the rotating disc 2, the heating mechanism comprises a plurality of heating grooves 201, the heating grooves 201 are uniformly distributed in a ring shape along the edge of the upper end face of the rotating disc 2, a plurality of heating assemblies 202 are fixed in the inner bottom of the heating grooves 201, the heating assemblies 202 can adopt but are not limited to electric heating rods, a heat conducting plate 203 is arranged at the upper end opening of the heating grooves 201, the lower die 3 is fixed on the upper end face of the rotating disc 2 and is connected with the heat conducting plate 203, after the heating assemblies 202 in the heating grooves 201 work, the lower die 3 can be heated, and in specific implementation, the bottom face of the lower die 3 is made of a heat conducting material, so that the heating efficiency is guaranteed.
As shown in fig. 4, the lower mold 3 includes a mold box 301, a limit frame 303 is slidably disposed in the mold box 301, the limit frame 303 is in a square frame structure and is matched with an inner bottom surface of the mold box 301 to be used for placing glass materials, an electric telescopic rod 302 for driving the limit frame 303 to horizontally move is fixed on one side of the mold box 301, a cover 4 is covered above the rotating disc 2, one end of the cover 4 is provided with a notch for exposing two lower molds 3, and two feeding conveyor belts 6 and discharging conveyor belts 601 are respectively disposed at the corresponding notch.
Therefore, glass materials can be conveyed into the mold box 301 through the feeding conveyor belt 6, the glass materials are limited through the limiting frame 303, then the operation and stamping are carried out, and for stamped glass, the electric telescopic rod 302 can be started and pushes the limiting frame 303 out of the upper end face of the rotating disc 2 from one side port of the mold box 301, so that the glass in the limiting frame 303 can fall onto the discharging conveyor belt 601, and automatic discharging is achieved.
Referring to fig. 1, 2 and 5, a detecting seat 401 fixed in the middle of the lower end surface of the cover 4 is fixed in the middle of the upper end surface of the base 1, a plurality of temperature sensors 402 are annularly arranged on the side surface of the detecting seat 401, a control box 5 electrically connected with the temperature sensors 402 is installed on the upper end surface of the cover 4, a central control component is arranged in the control box 5, and a PLC controller is specifically but not limited to be adopted, a display screen 501 for displaying the temperature detected by the temperature sensors 402 is installed on the upper end surface of the control box 5, an alarm mechanism is arranged on the control box 5, the alarm mechanism comprises an alarm lamp 502 and a buzzer 503, thereby realizing acousto-optic alarm,
Meanwhile, the lower end face of the cover 4 is fixed with a detection camera 405 positioned at the edge of the opening on the cover 4, the detection camera 405 is used for capturing an image of the formed glass which is punched below to detect the quality of the formed glass, and the detection camera 405 is electrically connected with the control box 5, so that the formed glass with unqualified quality can be warned, and a worker can conveniently and timely check the problem of influencing the quality.
Referring to fig. 1, 5 and 6, a fixing frame 7 is fixed on one side of an upper end face of the base 1, a cylinder 8 is fixed on the top of the fixing frame 7, a lower end of a shaft of the cylinder 8 extends above the rotating disc 2 and is fixed with an upper die 10, a heat insulation cover 9 is arranged on an elastic cover above the upper die 10, and when the heat insulation cover 9 is specifically implemented, a reset spring 11 sleeved on the shaft of the cylinder 8 is installed on the upper end face of the upper die 10, and the top end of the reset spring 11 abuts against the inner top of the heat insulation cover 9 to form elastic installation of the heat insulation cover 9.
The temperature detector 901 is fixed on the heat insulation cover 9, the heating rod 902 is fixed in the heat insulation cover 9, and the heat insulation cover 9 can be used for heating and detecting the internal temperature of the heat insulation cover 9, and the punching opening 403 is formed in the position of the upper end surface of the cover 4 corresponding to the upper die 10, so that the upper port of the punching opening 403 can be covered by the heat insulation cover 9 in the process of punching glass by using the upper die 10, and the temperature compensation and the temperature detection can be performed, thereby reducing the temperature fluctuation and affecting the punching quality of the glass. Meanwhile, in the specific implementation, a positioning plate 701 is fixed on one side of the bottom of the fixing frame 7 and is mounted on the upper end surface of the cover 4, and a docking port 702 docking with the punching port 403 is formed on the positioning plate 701.
In addition, a fan 404 is disposed between the detection camera 405 and the punching opening 403, and the fan 404 is mounted on the upper end surface of the cover 4, and blows air from the inside of the cover 4 toward the opening direction of the cover 4, so that the fan 404 can be used to cool down the glass after punching formation. It should be noted that, in the present application, a stripe light source is further provided to obliquely irradiate the glass after press molding (not shown in the figure) for assisting in image acquisition, where the stripe direction of the stripe light source is perpendicular to the movement track of the glass after press molding.
Example 2: the application also provides a molding detection method of the intelligent glass molding device, which is applicable to the intelligent glass molding device of the embodiment 1, and comprises the following steps:
s1, acquiring a first image and a second image acquired by a detection camera 405, wherein the first image and the second image are images of the stamped glass positioned in the center of the image respectively, and the stamped glass has overlapping bright and dark irradiation areas of a stripe light source in the first image and the second image.
It can be understood that the stripe light source is located right above the glass displacement path after the press forming in the application, and then the first image and the second image can be acquired through an interval time in the image acquisition, wherein the overlapping range between the first image and the second image is preferably 50%.
S2, acquiring a first standard image and a second standard image corresponding to the standard stamping forming glass, wherein shooting positions of the first standard image and the second standard image are respectively identical to those of the first image and the second image.
And S3, respectively extracting the characteristics of the first image, the second image, the first standard image and the second standard image to obtain a characteristic set.
It should be noted that, the present step further includes the following steps to implement feature extraction:
and S31, carrying out graying treatment on the first standard image to obtain a gray image.
And S32, carrying out connection processing on the boundary of the gray area in the gray image to obtain a contour image, wherein the contour image comprises a plurality of contours generated by the first standard image in the stripe light source.
It should be noted that in this step, the pressed glass is irradiated by the stripe light source to produce a corresponding black-and-white contour not only in contour but also in permeability of the glass itself. So that subsequent feature extraction results in complete feature extraction.
And S33, extracting features of the contour image to obtain contour feature information.
It should be explained that in this step, the gray level co-occurrence matrix of the stripes in the contour image is calculated by the gray level co-occurrence matrix calculation method, and the angular second moment, entropy, contrast and contrast score matrix are further calculated by the gray level co-occurrence matrix as the final contour feature information.
And S34, carrying out feature extraction on the contour image according to a SIFT algorithm to obtain image features.
And S35, taking the contour feature information and the image features together as a feature set.
And S4, carrying out weight calculation on the feature sets corresponding to the first standard image and the second standard image respectively according to an analytic hierarchy process to obtain the weight coefficient of each feature in the feature sets corresponding to the first standard image and the second standard image respectively.
And S5, respectively carrying out score calculation on the feature sets of the first image and the second image according to the weight coefficients corresponding to the first standard image and the second standard image to obtain a first evaluation score corresponding to the first image and a second evaluation score corresponding to the second image.
And S6, calculating according to the first evaluation score and the second evaluation score to obtain a difference value.
And S7, judging that the glass subjected to stamping forming has defects when the absolute value of the difference value is larger than a threshold value.
The threshold calculating mode is to calculate the scores according to the feature sets corresponding to the first standard image and the second standard image to obtain two standard evaluation scores, and take the difference of the two standard evaluation scores as a threshold, wherein a person skilled in the art can also multiply the threshold obtained by calculating the standard evaluation scores by a coefficient to obtain a final threshold according to actual requirements, and the method is not limited specifically.
In the application, the light generated by the irradiation of the stamped glass on the surface of the glass through a stripe light source is used as the basis of detection. In this application, if the glass after press forming meets the quality requirement, the reflected light of the glass sheet under the irradiation of light at different positions has consistency. If the consistency is greatly different, the quality of the pressed glass is not qualified. Further, in the method, the first standard image and the second standard image at different positions are used as basic templates, images at corresponding positions when the first standard image and the second standard image are acquired are calculated respectively, feature extraction is performed through the images, scoring evaluation is performed, and the difference of evaluation scores at the two positions is used as a final judgment basis to better accommodate influences of the length change of the glass edge after stamping forming on different contour changes in the first image and the second image.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present invention, and although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present invention.
Claims (10)
1. The utility model provides an intelligent glass forming device, includes base (1), rolling disc (2) are installed in the up end rotation of base (1), its characterized in that: a plurality of lower dies (3) are uniformly arranged on the edge of the upper end face of the rotating disc (2) in an annular shape, a heating mechanism for heating the lower dies (3) is arranged in the rotating disc (2), the lower dies (3) comprise a die box (301), a limit frame (303) is arranged in a sliding mode in the die box (301), the limit frame (303) is of a square frame structure and is matched with the inner bottom face of the die box (301) to be used for placing glass materials, and an electric telescopic rod (302) for driving the limit frame (303) to horizontally move is fixed on one side of the die box (301);
a cover (4) is covered above the rotating disc (2), one end of the cover (4) is provided with a notch for exposing two lower dies (3), a feeding conveyor belt (6) and a discharging conveyor belt (601) are respectively arranged at the notch corresponding to the two lower dies (3), a detection seat (401) fixed in the middle of the lower end face of the cover (4) and the middle of the upper end face of the base (1) are fixed, a plurality of temperature sensors (402) are annularly arranged on the side face of the detection seat (401), a control box (5) electrically connected with the temperature sensors (402) is arranged on the upper end face of the cover (4), and an alarm mechanism is arranged on the control box (5);
the novel heat-insulating cover is characterized in that a fixing frame (7) is fixed on one side of the upper end face of the base (1), an air cylinder (8) is fixed at the top of the fixing frame (7), the lower end of a machine shaft of the air cylinder (8) extends to the upper side of the rotating disc (2), an upper die (10) is fixed, a heat-insulating cover (9) is arranged on an elastic cover above the upper die (10), a temperature detector (901) is fixed on the upper end of the heat-insulating cover (9), a heating rod (902) is fixed in the heat-insulating cover (9), and a punching opening (403) is formed in the position, corresponding to the upper die (10), of the upper end face of the machine cover (4).
2. An intelligent glass forming apparatus according to claim 1, wherein: the fixing device is characterized in that a fixing groove (101) is formed in the middle of the upper end face of the base (1), a driving motor (102) is fixed in the fixing groove (101), a base plate (103) is fixed at the upper port of the fixing groove (101), and a crankshaft of the driving motor (102) penetrates out of the middle of the base plate (103) and is fixed with the middle of the lower end face of the rotating disc (2).
3. An intelligent glass forming apparatus according to claim 1, wherein: the heating mechanism arranged in the rotating disc (2) comprises a plurality of heating grooves (201), wherein the heating grooves (201) are uniformly distributed in an annular shape along the edge of the upper end face of the rotating disc (2), and a plurality of heating assemblies (202) are fixed in the bottoms of the heating grooves (201).
4. An intelligent glass forming apparatus according to claim 3, wherein: the upper port of the heating groove (201) is provided with a heat conducting plate (203), and the lower die (3) is fixed on the upper end surface of the rotating disc (2) and is connected with the heat conducting plate (203).
5. An intelligent glass forming apparatus according to claim 1, wherein: the upper end face of the control box (5) is provided with a display screen (501) for displaying the temperature detected by the temperature sensor (402), and the alarm mechanism arranged on the control box (5) comprises a warning lamp (502) and a buzzer (503).
6. The intelligent glass forming apparatus according to claim 5, wherein: the lower end face of the cover (4) is fixed with a detection camera (405) positioned at the edge of the opening on the cover (4), and the detection camera (405) is electrically connected with the control box (5).
7. The intelligent glass forming apparatus according to claim 6, wherein: a fan (404) is arranged between the detection camera (405) and the punching opening (403), and the fan (404) is arranged on the upper end face of the cover (4) and blows air from the inside of the cover (4) towards the opening direction of the cover (4).
8. An intelligent glass forming apparatus according to claim 1, wherein: a positioning plate (701) which is arranged on the upper end face of the cover (4) is fixed on one side of the bottom of the fixing frame (7), and a butt joint port (702) which is in butt joint with the punching port (403) is formed in the positioning plate (701).
9. A method for detecting the forming of an intelligent glass forming apparatus, which is applicable to the intelligent glass forming apparatus as defined in any one of claims 1 to 9, and is characterized by comprising:
s1, acquiring a first image and a second image acquired by a detection camera (405), wherein the first image and the second image are images of the stamped glass positioned in the center of the image respectively, and the stamped glass has overlapping bright and dark irradiation areas of a stripe light source in the first image and the second image;
s2, acquiring a first standard image and a second standard image corresponding to standard stamping forming glass, wherein shooting positions of the first standard image and the second standard image are respectively identical to those of the first image and the second image;
s3, extracting features of the first image, the second image, the first standard image and the second standard image respectively to obtain a feature set;
s4, carrying out weight calculation on feature sets corresponding to the first standard image and the second standard image respectively according to an analytic hierarchy process to obtain a weight coefficient of each feature in the feature sets corresponding to the first standard image and the second standard image respectively;
s5, respectively carrying out score calculation on the feature sets of the first image and the second image according to the weight coefficients corresponding to the first standard image and the second standard image to obtain a first evaluation score corresponding to the first image and a second evaluation score corresponding to the second image;
s6, calculating according to the first evaluation score and the second evaluation score to obtain a difference value;
and S7, judging that the glass subjected to stamping forming has defects when the absolute value of the difference value is larger than a threshold value.
10. The method for detecting the molding of the intelligent glass molding device according to claim 9, wherein the feature extraction is performed on the first image, the second image, the first standard image and the second standard image, respectively, to obtain a feature set, comprising:
s31, carrying out graying treatment on the first standard image to obtain a gray image;
s32, carrying out connection processing on the junction of the gray area in the gray image to obtain a contour image, wherein the contour image comprises a plurality of contours generated by the first standard image in the stripe light source;
s33, extracting features of the contour image and contour feature information;
s34, extracting features of the contour image according to a SIFT algorithm to obtain image features;
and S35, taking the contour feature information and the image features together as a feature set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311803792.1A CN117720262B (en) | 2023-12-26 | 2023-12-26 | Intelligent glass forming device and forming detection method thereof |
Applications Claiming Priority (1)
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| CN116660289A (en) * | 2023-05-04 | 2023-08-29 | 广西电力职业技术学院 | Intelligent detection method, device and storage medium |
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| CN110672617A (en) * | 2019-09-14 | 2020-01-10 | 华南理工大学 | Method for detecting defects of silk-screen area of glass cover plate of smart phone based on machine vision |
| CN212504566U (en) * | 2020-05-25 | 2021-02-09 | 东莞市博亦德科技实业有限公司 | Glass hot bending machine |
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