Bonding quality detection device for beam parts based on machine vision

Abstract

The utility model relates to the technical field of beam part bonding quality detection, in particular to a beam part bonding quality detection device based on machine vision, which comprises a base, a telescopic support, an industrial camera and an image processing system. The base is arranged at the lower part of the bonding quality detection device; the lower end of the telescopic bracket is arranged on the base; a universal rotating head is mounted at the other end of the telescopic bracket; the industrial camera is fixed on the universal rotating head; the industrial camera is used for capturing an image of the bonding part of the beam part; the image processing system is connected with the industrial camera and used for receiving image data collected by the industrial camera and evaluating the bonding quality. Due to the design of the telescopic support and the universal rotating head, the position of the industrial camera on the device can be adjusted so as to adapt to parts with different sizes and different shapes. According to the utility model, the time required by manual visual inspection is obviously reduced, errors caused by human factors are reduced, and the accuracy of a detection result and the detection efficiency are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of girder parts bonding quality detection, in particular to a girder parts bonding quality detection device based on machine vision. Background Art

[0002] The bonding quality inspection of beam parts mainly includes appearance inspection, quality inspection, positive tensile bonding strength inspection, etc. Among them, the appearance inspection involves the proofreading of the steel plate pasting position, size, and quantity, checking the color of the steel plate overflow glue, the degree of hardening, as well as the effective bonding area and uniformity of the glue layer.

[0003] In the existing technology, appearance inspection mainly relies on visual inspection by professionals; manual visual inspection takes a lot of time, has low inspection efficiency, and cannot meet the needs of modern high-speed production lines. It is also greatly affected by subjective factors, and the inspection results are not accurate and prone to errors.

[0004] Therefore, there is an urgent need for a beam parts bonding quality inspection device to achieve efficient and accurate automated inspection. Utility Model Content

[0005] The utility model aims to provide a beam-type parts bonding quality detection device based on machine vision to achieve efficient automatic detection, thereby solving the technical problems of low efficiency and poor accuracy of manual visual inspection in the background technology.

[0006] In order to achieve the above-mentioned purpose, the utility model provides the following technical solutions: a bonding quality detection device for beam parts based on machine vision, comprising a base, a telescopic bracket, an industrial camera and an image processing system;

[0007] The base is arranged at the lower part of the bonding quality detection device and is used to support the entire device;

[0008] The lower end of the telescopic bracket is arranged on the base; a universal swivel head is installed on the other end of the telescopic bracket; the telescopic bracket is an adjustable structure to adapt to beam parts of different sizes;

[0009] The industrial camera is fixed on a universal rotating head; the industrial camera is used to capture images of bonding locations of beam parts; the universal rotating head is used to adjust the shooting angle of the industrial camera;

[0010] The image processing system is connected to the industrial camera and is used to receive image data collected by the industrial camera and evaluate the bonding quality.

[0011] Furthermore, the telescopic bracket includes a vertical rod and a horizontal cross rod, the lower end of the vertical rod is vertically arranged on the base, and the upper end of the vertical rod is fixedly connected to the cross rod; the vertical rod and the cross rod are both electric push rods.

[0012] Furthermore, a dovetail groove is provided on the upper surface of the base near the edge, and a dovetail slider is provided at the lower end of the vertical rod of the corresponding telescopic bracket; the telescopic bracket can move along the extension direction of the dovetail groove.

[0013] Furthermore, an annular light source is provided on one end of the horizontal rod away from the vertical rod; the annular light source is an annular structure and is arranged around the industrial camera.

[0014] Furthermore, four corners of the lower surface of the base are respectively fixedly connected with universal wheels.

[0015] Beneficial effects:

[0016] The designs of the telescopic bracket and the universal rotating head of the utility model enable the industrial camera on the device to adjust its position to adapt to parts of different sizes and shapes, thereby increasing the flexibility of application.

[0017] The utility model significantly reduces the time required for manual visual inspection through industrial cameras, reduces errors caused by human factors, and improves the accuracy of detection results; meets the detection needs of the production line and improves detection efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments recorded in the present utility model. For ordinary technicians in this field, other drawings can also be obtained based on these drawings.

[0019] Figure 1 It is a structural schematic diagram of the bonding quality detection device disclosed by the utility model.

[0020] In the figure:

[0021] 1-Universal swivel head; 2-Industrial camera; 3-Ring light source; 4-Base; 5-Universal wheel; 6-Telescopic bracket; 7-Dovetail groove. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] In order to achieve the above-mentioned purpose, the utility model provides the following technical solutions: Figure 1As shown, a bonding quality detection device for beam parts based on machine vision includes a base 4, a telescopic bracket 6, an industrial camera 2 and an image processing system;

[0024] The base 4 is arranged at the lower part of the bonding quality detection device, and is used to fix and support the entire device;

[0025] The lower end of the telescopic bracket 6 is arranged on the base 4, and the telescopic bracket 6 can adjust the length to adapt to beam parts of different sizes; the other end of the telescopic bracket 6 is rotatably mounted with a universal swivel head 1; the universal swivel head 1 is a spherical structure, and the direction of the universal swivel head 1 can be manually adjusted during use, providing the industrial camera 2 with multi-directional adjustment capabilities;

[0026] Industrial camera 2 is fixed on universal rotating head 1; industrial camera 2 is a high-definition camera, as the core of the machine vision system, used to capture the image of the bonding part of the beam and transmit the image data to the image processing system; universal rotating head 1 is used to adjust the shooting angle of industrial camera 2, allowing industrial camera 2 to freely adjust the shooting angle in multiple directions to ensure that the bonding part of the beam can be fully inspected;

[0027] The image processing system is connected to the industrial camera 2, and is used to receive the image data collected by the industrial camera 2 and compare it with the preset standard to evaluate the bonding quality. The image processing system also includes a display screen for displaying or outputting the quality evaluation results of the image processing system. The image processing system is a prior art and is not described in detail in this application.

[0028] Furthermore, the telescopic bracket 6 includes a vertical rod and a horizontal rod, the lower end of the vertical rod is vertically arranged on the base 4, and the upper end of the vertical rod is fixedly connected to the cross rod by bolts or welding; the vertical rod and the cross rod are both electric push rods; the vertical rod drives the cross rod to move in the vertical direction; the end of the cross rod away from the vertical rod is connected to the universal swivel head 1, and the cross rod drives the universal swivel head 1 and the industrial camera 2 installed thereon to move in the horizontal direction.

[0029] Furthermore, a dovetail groove 7 is provided on the upper surface of the base 4 near the edge, and a dovetail slider is provided at the lower end of the vertical rod of the corresponding telescopic bracket 6; the telescopic bracket 6 can move along the extension direction of the dovetail groove 7.

[0030] Furthermore, a ring-shaped light source 3 is provided on one end of the horizontal rod away from the vertical rod; the ring-shaped light source 3 is a ring-shaped structure, and the ring-shaped light source 3 is arranged around the industrial camera 2. The ring-shaped light source 3 moves synchronously with the industrial camera 2 and provides uniform lighting, reducing shadows and reflections to improve the image quality taken by the industrial camera 2 and ensure accurate detection of bonding quality.

[0031] Furthermore, universal wheels 5 are fixedly connected to the four corners of the lower surface of the base 4 respectively; the universal wheels 5 provide the bonding quality inspection device with multi-directional movement capability, so that it can be flexibly moved and positioned on the production line.

[0032] Usage process:

[0033] First, move the bonding quality inspection device to the position of the beam part to be inspected via the universal wheel 5; adjust the length and height of the telescopic bracket 6 to ensure that the industrial camera 2 can be aimed at the bonding part of the beam part; adjust the shooting angle of the industrial camera 2 via the universal swivel head 1 to ensure that the bonding part can be fully photographed.

[0034] Then, the annular light source 3 is turned on to provide uniform illumination for the bonding part; the industrial camera 2 is started to collect images to capture images of the bonding part of the beam parts; the image processing system automatically receives the image data and performs processing and analysis.

[0035] Finally, the image processing system automatically evaluates the bonding quality by comparing the processed image with the preset standard. The operator views the bonding quality evaluation results on the display screen. Based on the evaluation results, the operator can decide whether to re-bond the beam parts or proceed to the next production process.

[0036] Through the above-mentioned usage process, the bonding quality detection device of the utility model can realize efficient and accurate detection of the bonding quality of beam parts, greatly improves the detection efficiency and accuracy, and at the same time reduces the subjective errors of manual detection, which helps to improve product quality and production efficiency.

[0037] The embodiments of the present invention are provided for the purpose of illustration and description, and are not intended to be exhaustive or to limit the present invention to the disclosed forms. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments are selected and described to better illustrate the principles and practical applications of the present invention, and to enable those of ordinary skill in the art to understand the present invention and thereby design various embodiments with various modifications suitable for specific uses.

Claims

1. A device for detecting the bonding quality of beam parts based on machine vision, characterized in that: It comprises a base (4), a telescopic bracket (6), an industrial camera (2) and an image processing system; The base (4) is arranged at the lower part of the bonding quality detection device and is used to support the entire device; The lower end of the telescopic bracket (6) is arranged on the base (4); a universal swivel head (1) is installed on the other end of the telescopic bracket (6); the telescopic bracket (6) is an adjustable structure to adapt to beam parts of different sizes; The industrial camera (2) is fixed on the universal rotating head (1); the industrial camera (2) is used to capture images of bonding points of beam parts; the universal rotating head (1) is used to adjust the shooting angle of the industrial camera (2); The image processing system is connected to the industrial camera (2) and is used to receive image data collected by the industrial camera (2) and evaluate bonding quality.

2. The device for detecting the bonding quality of beam parts based on machine vision according to claim 1 is characterized in that: The telescopic bracket (6) comprises a vertical rod and a horizontal rod, the lower end of the vertical rod is vertically arranged on the base (4), and the upper end of the vertical rod is fixedly connected to the cross rod; the vertical rod and the cross rod are both electric push rods.

3. The device for detecting the bonding quality of beam parts based on machine vision according to claim 2 is characterized in that: A dovetail groove (7) is provided on the upper surface of the base (4) near the edge, and a dovetail slider is provided at the lower end of the vertical rod of the corresponding telescopic bracket (6); the telescopic bracket (6) can move along the extension direction of the dovetail groove (7).

4. The device for detecting the bonding quality of beam parts based on machine vision according to claim 3 is characterized in that: An annular light source (3) is arranged on one end of the horizontal rod away from the vertical rod; the annular light source (3) is an annular structure and is arranged around the industrial camera (2).

5. The device for detecting the bonding quality of beam parts based on machine vision according to claim 1, characterized in that: Universal wheels (5) are respectively fixedly connected to the four corners of the lower surface of the base (4).

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