CN218298070U

CN218298070U - Steel strip surface defect detection device in cold rolling processing

Info

Publication number: CN218298070U
Application number: CN202222147263.8U
Authority: CN
Inventors: 戴泽辉; 卢威; 李石坚
Original assignee: Shandong Hongwang Industrial Co Ltd
Current assignee: Shandong Hongwang Industrial Co Ltd
Priority date: 2022-08-16
Filing date: 2022-08-16
Publication date: 2023-01-13
Anticipated expiration: 2032-08-16

Abstract

The utility model discloses a steel band surface defect detection device in cold rolling processing, including frame, equipment box and mounting panel, install at the frame top the equipment box, install the control unit on an equipment box side wall, frame one side is fixed with the mounting panel, keep away from the mounting panel bottom frame side-mounting has photoelectric sensor. Has the advantages that: the utility model discloses a set up mounting panel and photoelectric sensor, can make photoelectric sensor fix on the mounting panel, then photoelectric sensor can detect the steel band that sends the area, when no steel band passes on the conveyer belt, the control unit control CCD camera stop work, improve the life of CCD camera, through setting up the air pump, pipe support and shower nozzle, the high-pressure gas that can make the air pump produce passes through pipeline and pipe support and spouts from the shower nozzle, and then blow away the impurity of CCD camera below, avoid influencing the shooting picture, improve the quality of shooting the picture.

Description

Steel strip surface defect detection device in cold rolling

Technical Field

The utility model relates to a surface defect detection device technical field, concretely relates to steel band surface defect detection device in cold rolling processing.

Background

The steel belt is a conveying belt made of carbon steel and used as a traction and carrying component of the belt conveyor and can also be used for binding goods; the steel plate is a narrow and long steel plate produced by various steel rolling enterprises in order to meet the requirements of different industrial departments on industrialized production of various types of metal or mechanical products, and the surface of the steel plate needs to be subjected to defect detection during cold rolling processing.

In addition, in the use process of the existing steel strip surface defect detection device, the CCD camera is always in a working state to reduce the service life of the CCD camera when no steel strip passes through the conveying belt, and the existing steel strip surface defect detection device shoots the surface of the steel strip through the CCD camera, but a large amount of impurities are generated around the steel strip during cold rolling, and the impurities easily influence the shot picture of the CCD camera to reduce the quality of the shot picture, so the steel strip surface defect detection device in cold rolling processing is required to solve the existing problems.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In order to overcome the defects of the prior art, the steel strip surface defect detection device in cold rolling processing is provided, and the problems that in the use process of the existing steel strip surface defect detection device, workers control a CCD camera through a control unit, when no steel strip passes through a conveying belt, the CCD camera is always in a working state, the service life of the CCD camera is shortened, in addition, in the use process of the existing steel strip surface defect detection device, the surface of the steel strip is shot through the CCD camera, a large amount of impurities are generated around the steel strip in cold rolling, the impurities easily affect the shot picture of the CCD camera, and the quality of the shot picture is reduced are solved.

(II) technical scheme

The utility model discloses a following technical scheme realizes: the utility model provides a steel band surface defect detection device in cold rolling process, including frame, equipment box and mounting panel, install at the frame top the equipment box, equipment box side wall mounting has the control unit, frame one side is fixed with the mounting panel, keep away from the mounting panel bottom frame side-mounting has photoelectric sensor, photoelectric sensor with the control unit electricity is connected, photoelectric sensor with mounting panel bolted connection.

By adopting the technical scheme, the photoelectric sensor can be fixed on the mounting plate, then the photoelectric sensor can detect the steel belt on the conveying belt, and when no steel belt passes on the conveying belt, the control unit controls the CCD camera to stop working.

Further, there is the CCD camera frame rack top below mid-mounting, the air pump is installed at the top in the frame, the air pump passes through the pipe connection pipe support, install the shower nozzle on the pipe support, the shower nozzle with pipe support threaded connection, the pipe support is less than the bottommost of CCD camera.

Through adopting above-mentioned technical scheme, can make high-pressure gas that the air pump produced pass through the pipeline with the pipe support is followed the shower nozzle department blowout, and then will the impurity of CCD camera below blows away, avoids influencing and shoots the picture.

Further, an LED light source is installed above the bottom end of the rack and connected with the control unit, and the CCD camera is connected with the control unit.

By adopting the technical scheme, the LED light source can irradiate the steel belt to form backlight, so that the CCD camera can shoot conveniently.

Furthermore, an A/D converter is installed on one side of the bottom in the equipment box, a DSP processing module is connected to one side of the A/D converter, and the A/D converter is connected with the CCD camera.

By adopting the technical scheme, the image shot by the CCD camera can be converted into a digital signal through the A/D converter and sent into the DSP processing module, and whether the image has defects or not is judged through the DSP processing module.

Further, a database is installed on one side of the top in the equipment box, and the database is connected with the DSP processing module.

By adopting the technical scheme, when the DSP processing module judges the image, the preprocessed defect image in the database can be extracted and the characteristic information can be analyzed.

Furthermore, an image output module is arranged on one side of the middle part of the top end in the equipment box, and a server communication module is arranged on the other side of the middle part of the top end in the equipment box.

By adopting the technical scheme, the DSP processing module can output results through the image output module and transmit the results to the terminal for storage through the server communication module.

Furthermore, an early warning module is arranged in the equipment box and opposite to one side of the database, and the early warning module is connected with the DSP processing module.

Through adopting above-mentioned technical scheme, can pass through the early warning module carries out the early warning to the external world, in time reminds the staff.

(III) advantageous effects

Compared with the prior art, the utility model, following beneficial effect has:

1. in order to solve the problems that in the use process of the existing steel belt surface defect detection device, a worker controls a CCD camera through a control unit, and when no steel belt passes through a conveying belt, the CCD camera is always in a working state, and the service life of the CCD camera is shortened, the utility model discloses a mounting plate and a photoelectric sensor are arranged, the photoelectric sensor can be fixed on the mounting plate, then the photoelectric sensor can detect the steel belt on the conveying belt, and when no steel belt passes through the conveying belt, the control unit controls the CCD camera to stop working, so that the service life of the CCD camera is prolonged;

2. for solving current steel band surface defect detection device in the use, shoot the steel band surface through the CCD camera, and the steel band can produce a large amount of impurity around cold rolling, and these impurity influence the shooting picture of CCD camera easily, reduce the problem of the quality of shooting picture, the utility model discloses a set up air pump, pipe support and shower nozzle, the high-pressure gas that can make the air pump produce passes through pipeline and pipe support and from the blowout of shower nozzle, and then blows away the impurity of CCD camera below, avoids influencing the shooting picture, improves the quality of shooting picture.

Drawings

FIG. 1 is a schematic structural view of a device for detecting surface defects of a steel strip in cold rolling according to the present invention;

FIG. 2 is a main sectional view of the device for detecting surface defects of a steel strip in cold rolling according to the present invention;

fig. 3 is a circuit block diagram of the steel strip surface defect detecting device in cold rolling processing of the utility model.

The reference numerals are illustrated below:

1. a frame; 2. an equipment box; 3. a control unit; 4. mounting a plate; 5. a photoelectric sensor; 6. an air pump; 7. a pipe frame; 8. a spray head; 9. a CCD camera; 10. an LED light source; 11. an A/D converter; 12. a DSP processing module; 13. a database; 14. an image output module; 15. a server communication module; 16. and the early warning module.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

As shown in fig. 1-3, the device for detecting surface defects of a steel strip in cold rolling in this embodiment includes a rack 1, an equipment box 2 and a mounting plate 4, the equipment box 2 is installed at the top of the rack 1, a control unit 3 is installed on a side wall of the equipment box 2, the control unit 3 can control equipment to work, the mounting plate 4 is fixed on one side of the rack 1, a photoelectric sensor 5 can be installed and fixed on the mounting plate 4, the photoelectric sensor 5 is installed on one side of the mounting plate 4, which is far away from the rack 1, the photoelectric sensor 5 can detect the steel strip on a conveying belt, the photoelectric sensor 5 is electrically connected with the control unit 3, and the photoelectric sensor 5 is connected with the mounting plate 4 through bolts.

As shown in fig. 1-3, in this embodiment, a CCD camera 9 is installed in the middle below the top end of the rack 1, the CCD camera 9 can shoot a steel strip, an air pump 6 is installed at the top inside the rack 1, the air pump 6 can generate high-pressure air, the air pump 6 is connected with the pipe frame 7 through a pipeline, the pipe frame 7 can convey the air to the spray head 8, a spray head 8 is installed on the pipe frame 7, the spray head 8 can blow the air to the lower side of the CCD camera 9 and further blow away impurities below the CCD camera 9, the spray head 8 is in threaded connection with the pipe frame 7, the pipe frame 7 is lower than the bottom end of the CCD camera 9, an LED light source 10 is installed above the bottom end of the rack 1, the LED light source 10 can irradiate the steel strip to form a backlight, the CCD camera 9 can shoot conveniently, the LED light source 10 is connected with the control unit 3, and the CCD camera 9 is connected with the control unit 3.

As shown in fig. 1-3, in this embodiment, an a/D converter 11 is installed at one side of the bottom of the equipment box 2, the a/D converter 11 can convert the image shot by the CCD camera 9 into a digital signal and send the digital signal to the DSP processing module 12, the DSP processing module 12 is connected to one side of the a/D converter 11, the DSP processing module 12 can determine whether the image has a defect and extract the defect image preprocessed in the database 13 and analyze feature information, the a/D converter 11 is connected to the CCD camera 9, a database 13 is installed at one side of the top of the equipment box 2, the database 13 can store the defect image, and the database 13 is connected to the DSP processing module 12.

As shown in fig. 1 to fig. 3, in this embodiment, an image output module 14 is disposed on one side of the middle portion of the top end in the equipment box 2, the image output module 14 can send a detection result to a terminal, a server communication module 15 is disposed on the other side of the middle portion of the top end in the equipment box 2, the server communication module 15 can be connected to an external network, an early warning module 16 is disposed on one side of the equipment box 2 relative to the database 13, the early warning module 16 can give an early warning to the outside, prompt is given to a worker in time, and the early warning module 16 is connected to the DSP processing module 12.

The specific implementation process of this embodiment is as follows: when the device is used, a steel belt moves from the middle of the rack 1 through a conveyor belt, then the CCD camera 9 shoots the surface of the steel belt, meanwhile, the LED light source 10 can irradiate the steel belt to form backlight, the CCD camera 9 can shoot conveniently, in the shooting process, high-pressure gas generated by the air pump 6 is sprayed out from the spray head 8 through a pipeline and the pipe frame 7 to blow away impurities below the CCD camera 9, the influence on the shot picture is avoided, the quality of the shot picture is improved, the A/D converter 11 can convert an image shot by the CCD camera 9 into a digital signal and send the digital signal into the DSP processing module 12, the DSP processing module 12 can judge whether the image is defective or not, characteristic information is extracted and analyzed from a defective image preprocessed in the database 13, the result is output through the image output module 14 and is transmitted to a terminal for storage through the server communication module 15, when the detection result is defective, the early warning module 16 can give an early warning to the outside, timely prompt a worker, in the use process of the device, the photoelectric sensor 5 is fixed on the mounting plate 4, then the photoelectric sensor 5 can detect the steel belt on the conveyor belt, when the steel belt passes through the steel belt, the CCD camera 9 stops controlling the service life of the CCD camera unit when the CCD camera 9 does not work.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A steel strip surface defect detection device in cold rolling processing is characterized in that: including frame (1), equipment box (2) and mounting panel (4), install frame (1) top equipment box (2), equipment box (2) side wall mounting has the control unit (3), frame (1) one side is fixed with mounting panel (4), keep away from mounting panel (4) bottom frame (1) one side is installed photoelectric sensor (5), photoelectric sensor (5) with the control unit (3) electricity is connected, photoelectric sensor (5) with mounting panel (4) bolted connection.

2. The apparatus for detecting surface defects of a steel strip in cold rolling according to claim 1, wherein: frame (1) top below mid-mounting has CCD camera (9), air pump (6) are installed at the top in frame (1), air pump (6) are through pipe connection pipe support (7), install shower nozzle (8) on pipe support (7), shower nozzle (8) with pipe support (7) threaded connection, pipe support (7) are less than the bottom of CCD camera (9).

3. The apparatus for detecting surface defects of a steel strip in cold rolling according to claim 2, wherein: an LED light source (10) is installed above the bottom end of the frame (1), the LED light source (10) is connected with the control unit (3), and the CCD camera (9) is connected with the control unit (3).

4. The apparatus for detecting surface defects of a steel strip in cold rolling according to claim 3, wherein: A/D converter (11) is installed to bottom one side in equipment box (2), A/D converter (11) one side is connected with DSP processing module (12), A/D converter (11) with CCD camera (9) link to each other.

5. The apparatus for detecting surface defects of a steel strip in cold rolling according to claim 4, wherein: and a database (13) is installed on one side of the inner top of the equipment box (2), and the database (13) is connected with the DSP processing module (12).

6. The apparatus for detecting surface defects of a steel strip in cold rolling according to claim 5, wherein: an image output module (14) is arranged on one side of the middle part of the top end in the equipment box (2), and a server communication module (15) is arranged on the other side of the middle part of the top end in the equipment box (2).

7. The apparatus for detecting surface defects of a steel strip in cold rolling according to claim 6, wherein: an early warning module (16) is arranged in the equipment box (2) relative to one side of the database (13), and the early warning module (16) is connected with the DSP processing module (12).