Cloth inspecting machine based on machine vision recognition

Abstract

The utility model relates to the technical field of cloth inspecting machines, and discloses a cloth inspecting machine based on machine visual identification, which comprises a base, the top end of the base is fixedly connected with a support frame, and the left side and the right side of the rear end of the top of the base are respectively and fixedly connected with a fixing plate. According to the cloth inspecting machine based on machine vision recognition, a limiting rod and an illuminating lamp are arranged, a hydraulic cylinder drives an industrial camera to descend to a proper position through a mounting plate, the stability of the mounting plate can be improved through the limiting rod and a limiting sliding groove when the industrial camera descends, and the illuminating lamp can illuminate the bottom end of the industrial camera; the industrial camera transmits a picture to a special image processing system, the picture is converted into a digital signal according to information such as pixel distribution, brightness and color, and the digital signal is processed and analyzed through an algorithm, so that cloth inspection is realized, and the problems that the lifting stability of the industrial camera is poor, and the lifting precision is poor are solved. And the detection accuracy is easily influenced.

Description

TECHNICAL FIELD

[0001] The utility model relates to cloth inspecting machine technical field, specifically is a cloth inspecting machine based on machine vision identification. BACKGROUND

[0002] Cloth inspecting machine is the special equipment of detecting various cloth before production in clothing industry, is mainly used for detecting cotton, wool, hemp, silk, chemical fiber etc. Large format, double width and single width cloth, machine vision identification can utilize machine vision technology to carry out image or video identification and understanding technology, it passes through image taking device to convert into image signal with the target of being taken, is transmitted to the dedicated image processing system, then according to pixel distribution, brightness, color etc. Information, change into digitized signal, and pass through algorithm and handle and analyze.

[0003] There are still some problems in the common cloth inspecting machine based on machine vision identification, for example, when detecting cloth, the cloth needs to be photographed, the stability of the industrial camera lifting is poor, and the accuracy of detection is easily affected.

[0004] Therefore, we propose a cloth inspecting machine based on machine vision identification to improve the above problems. UTILITY MODEL CONTENT

[0005] The utility model aims at providing a cloth inspecting machine based on machine vision identification to solve the problem of poor stability of industrial camera lifting in the background art and easy to affect detection accuracy.

[0006] To achieve the above object, the utility model provides the following technical scheme: a cloth inspecting machine based on machine vision identification, including base, the top of base is fixedly connected with support frame, the left and right sides of base top rear end are fixedly connected with fixed plate, the top of fixed plate rear end is installed with drive motor, the top of support frame inside is provided with auxiliary structure;

[0007] Auxiliary structure includes limiting rod, limiting sliding slot and lighting lamp, the top of support frame inside is installed with hydraulic cylinder, the bottom of hydraulic cylinder is installed with mounting plate, the front and rear ends of mounting plate top are fixedly connected with limiting rod, the top of support frame inner wall is equipped with limiting sliding slot, the bottom of mounting plate is installed with industrial camera, the front and rear ends of mounting plate bottom are fixedly connected with fixed block respectively, the left and right sides in fixed block are equipped with installation groove, the left and right sides between fixed block are provided with lighting lamp.

[0008] As a further technical scheme of the utility model, the front and rear ends of the lighting lamp are installed in the inside of the installation groove, and the lighting lamp is installed on the left and right sides of the industrial camera through the installation groove.

[0009] As a further technical scheme of the utility model, the limiting rod penetrates the inside of the limiting sliding groove, and the limiting rod slides up and down in the inside of the limiting sliding groove.

[0010] As a further technical scheme of the utility model, the fixing plate is provided with two groups, the front end of the fixing plate is movably connected with a first connecting shaft and a second connecting shaft respectively, a placing roller is installed outside the second connecting shaft, a winding roller is installed outside the second connecting shaft, the driving motor is provided with two groups, and the driving motor is connected with the second connecting shaft and the first connecting shaft through a shaft coupling respectively.

[0011] As a further technical scheme of the utility model, the left and right sides of the front end of the top of the base are fixedly connected with supporting sleeves respectively, springs are installed inside the supporting sleeves, the top end of the spring is fixedly connected with a connecting rod, the top end of the connecting rod is fixedly connected with a supporting block, a reserved groove is formed in the top end of the inside of the supporting block, fixed holes are formed in the upper and lower ends of the inside of the connecting rod, and a fixed pin is arranged in the inside of the connecting rod.

[0012] As a further technical scheme of the utility model, the bottom end of the connecting rod slides up and down in the inside of the supporting sleeve, the supporting block is arranged at the front end outside the first connecting shaft and the second connecting shaft through the reserved groove, and the connecting rod is fixed through the fixed hole and the fixed pin.

[0013] As a further technical scheme of the utility model, the right side of the front end of the top of the base is fixedly connected with a protective shell, the right side of the back of the top of the base is fixedly connected with a limiting sliding rod, a servo motor is installed at the top end of the protective shell, the output end of the servo motor is fixedly connected with a threaded rod, a threaded sleeve is arranged outside the threaded rod, connecting blocks are arranged at the rear end of the threaded sleeve and the outside of the limiting sliding rod respectively, and a warp winding roller is installed between the connecting blocks.

[0014] As a further technical scheme of the utility model, the connecting blocks slide up and down at the rear end outside the limiting sliding rod and inside the protective shell respectively, and the threaded rod and the threaded sleeve cooperate with each other.

[0015] Compared with the prior art, the utility model has the advantages that the cloth inspecting machine based on machine vision recognition not only improves the accuracy of inspection, but also facilitates the support, dismounting, winding and placing of the connecting shaft, winding roller and placing roller, and the height of the warp winding roller can be adjusted conveniently.

[0016] (1) Through the setting of the limiting rod, the limiting sliding groove, the hydraulic cylinder, the fixed block, the installation slot and the illuminating lamp, the hydraulic cylinder is started, the industrial camera is lowered to the appropriate position through the installation plate, the limiting rod slides up and down in the inside of the limiting sliding groove when the industrial camera is lowered, so that the stability of the installation plate can be improved by limiting the limiting rod, the illuminating lamp is turned on when the industrial camera works, the illuminating lamp can illuminate the bottom end of the industrial camera, the accuracy of the illuminating lamp is improved, the industrial camera transmits the picture to the special image processing system, according to the information such as pixel distribution, brightness and color, the digital signal is converted, and the algorithm is processed and analyzed to realize the inspection of the cloth;

[0017] (2) When it is needed to disassemble the placing roller and the winding roller, the fixed pin is taken out from the inside of the fixed hole to make the connecting rod lose fixation, the supporting block is pressed to make the supporting block descend after losing fixation, then the placing roller or the winding roller can be disassembled from the outside of the first connecting shaft or the second connecting shaft, a new placing roller or winding roller is replaced, the supporting block is rebounded to the bottom end of the first connecting shaft and the second connecting shaft through the elasticity of the spring after replacement, so that the first connecting shaft and the second connecting shaft can be supported, the fixed pin is inserted into the inside of the fixed hole to limit and fix the connecting rod after the rebound of the supporting block;

[0018] (3) The warp roller can limit the cloth to be inspected, prevent the cloth from being wrinkled in the conveying process, start the servo motor after adjusting the height of the warp roller, the threaded rod is driven to rotate by the servo motor, since the threaded rod and the threaded sleeve are matched with each other and the warp roller is installed between the connecting blocks, the threaded sleeve drives the warp roller to ascend and descend by the rotation of the threaded rod, so that the height of the warp roller can be adjusted according to the need. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is a front view sectional structure schematic view of the utility model;

[0020] Figure 2 It is a support frame side view sectional structure schematic view of the utility model;

[0021] Figure 3 It is a winding roller side view structure schematic view of the utility model;

[0022] Figure 4 It is a protective shell side view sectional enlarged structure schematic view of the utility model.

[0023] As shown in the figure, 1 is a base, 2 is a support frame, 3 is a spring, 4 is a support sleeve, 5 is a fixed plate, 6 is a placing roller, 7 is a first connecting shaft, 8 is a supporting block, 9 is a limiting rod, 10 is a servo motor, 11 is a winding roller, 12 is a reserved groove, 13 is a fixed hole, 14 is a second connecting shaft, 15 is a connecting rod, 16 is a protective shell, 17 is a connecting block, 18 is a limiting sliding groove, 19 is a hydraulic cylinder, 20 is a mounting plate, 21 is a fixed block, 22 is a mounting groove, 23 is an industrial camera, 24 is an illuminating lamp, 25 is a fixed pin, 26 is a driving motor, 27 is a threaded sleeve, 28 is a threaded rod, 29 is a warp roller, and 30 is a limiting sliding rod. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0025] Please refer to Figures 1-4 The utility model provides an embodiment; a cloth inspecting machine based on machine vision identification, including base 1, base 1's top fixedly connected with support frame 2, base 1 top rear end's left and right sides are fixedly connected with fixed plate 5, fixed plate 5 rear end's top is installed with driving motor 26, support frame 2 inside top is provided with auxiliary structure,

[0026] Auxiliary structure includes limiting rod 9, limiting sliding groove 18 and illuminating lamp 24, support frame 2 inside top is installed with hydraulic cylinder 19, and the bottom of hydraulic cylinder 19 is installed with mounting plate 20, and the front and rear ends of the top of mounting plate 20 are fixedly connected with limiting rod 9, and the top of the inner side wall of support frame 2 is provided with limiting sliding groove 18, and the bottom of mounting plate 20 is installed with industrial camera 23, and the front and rear ends of the bottom of mounting plate 20 are fixedly connected with fixed block 21 respectively, and the left and right sides in fixed block 21 are provided with mounting groove 22, and the left and right sides between fixed block 21 are provided with illuminating lamp 24;

[0027] The front and rear ends of illuminating lamp 24 are installed in the inside of mounting groove 22, illuminating lamp 24 is installed on the left and right sides of industrial camera 23 through mounting groove 22, limiting rod 9 penetrates the inside of limiting sliding groove 18, and limiting rod 9 slides up and down in the inside of limiting sliding groove 18.

[0028] Specifically, as Figure 1 And Figure 2As shown, the starting hydraulic cylinder 19, hydraulic cylinder 19 through the mounting plate 20 industrial camera 23 is brought down to the appropriate location, industrial camera 23 when the limit rod 9 will be in the limit sliding groove 18 inside up and down, so you can limit the limit rod 9 to improve the stability of the mounting plate 20, when the industrial camera 23 work open light 24, light 24 can be illuminated at the bottom of the industrial camera 23, improve the accuracy of the light 24 inspection cloth, industrial camera 23 will be sent to a dedicated image processing system, according to the pixel distribution, brightness, color and other information, into a digital signal, and through the algorithm processing and analysis, realize the inspection of the cloth.

[0029] The fixed plate 5 is provided with two groups, the front end of the fixed plate 5 is movably connected with the first connecting shaft 7 and the second connecting shaft 14 respectively, the outside of the second connecting shaft 14 is provided with the placing roller 6, the outside of the second connecting shaft 14 is provided with the winding roller 11, the driving motor 26 is provided with two groups, the driving motor 26 is connected with the second connecting shaft 14 and the first connecting shaft 7 through the shaft coupling respectively, the left and right sides of the top front end of the base 1 are fixedly connected with the supporting sleeve 4 respectively, the inside of the supporting sleeve 4 is provided with the spring 3, the top end of the spring 3 is fixedly connected with the connecting rod 15, the top end of the connecting rod 15 is fixedly connected with the supporting block 8, the top end of the inside of the supporting block 8 is provided with the reserved slot 12, the upper and lower ends of the inside of the connecting rod 15 are provided with the fixed hole 13, the inside of the connecting rod 15 is provided with the fixed pin 25, the bottom end of the connecting rod 15 slides in the inside of the supporting sleeve 4, the supporting block 8 is arranged at the front end outside the first connecting shaft 7 and the second connecting shaft 14 through the reserved slot 12, the connecting rod 15 is fixed through the fixed hole 13 and the fixed pin 25;

[0030] Specifically, as shown in Figure 1 and Figure 3 When it is needed to disassemble the placing roller 6 and the winding roller 11, the fixed pin 25 is taken out from the inside of the fixed hole 13 to make the connecting rod 15 lose the fixation, after losing the fixation, the supporting block 8 is pressed to make the supporting block 8 descend, then the placing roller 6 or the winding roller 11 can be disassembled from the outside of the first connecting shaft 7 or the second connecting shaft 14, new placing roller 6 or winding roller 11 is replaced, after the replacement, the spring 3 makes the supporting block 8 rebound to the bottom end of the first connecting shaft 7 and the second connecting shaft 14 through the elasticity of itself, so as to support the first connecting shaft 7 and the second connecting shaft 14, after the rebound of the supporting block 8, the fixed pin 25 is inserted into the inside of the fixed hole 13 to limit and fix the connecting rod 15.

[0031] The right side of the top front end of the base 1 is fixedly connected with a protective shell 16, the right side of the top rear end of the base 1 is fixedly connected with a limiting slide rod 30, the top end of the protective shell 16 is installed with a servo motor 10, the output end of the servo motor 10 is fixedly connected with a threaded rod 28, the outside of the threaded rod 28 is provided with a threaded sleeve 27, the rear end of the threaded sleeve 27 and the outside of the limiting slide rod 30 are respectively provided with a connecting block 17, the connecting block 17 between is installed with a warp roller 29, the connecting block 17 respectively slides up and down on the rear end of the outside of the limiting slide rod 30 and the inside of the protective shell 16, the threaded rod 28 and the threaded sleeve 27 are matched with each other;

[0032] Specifically, as shown in Figure 1 and Figure 4 The warp roller 29 can limit the cloth to be inspected, preventing the cloth from being wrinkled in the process of conveying. After adjusting the height of the warp roller 29, the servo motor 10 is started, the servo motor 10 drives the threaded rod 28 to rotate. Since the threaded rod 28 and the threaded sleeve 27 are matched with each other, and the warp roller 29 is installed between the connecting blocks 17, the rotation of the threaded rod 28 can drive the threaded sleeve 27 to lift or lower the warp roller 29, so that the height of the warp roller 29 can be adjusted according to the needs.

[0033] Working principle: the beaming roller 29 can be used for limiting the cloth needing to be inspected, preventing the cloth from being wrinkled in the conveying process, the height of the beaming roller 29 needs to be adjusted, then the servo motor 10 is started, the servo motor 10 drives the threaded rod 28 to rotate, since the threaded rod 28 and the threaded sleeve 27 are matched with each other, and the beaming roller 29 is installed between the connecting blocks 17, therefore the threaded rod 28 can drive the threaded sleeve 27 to lift the beaming roller 29, so that the height of the beaming roller 29 can be adjusted according to the requirement, the hydraulic cylinder 19 is started, the hydraulic cylinder 19 drives the industrial camera 23 to descend to the appropriate position through the mounting plate 20, the limiting rod 9 can slide up and down in the inside of the limiting sliding groove 18 when the industrial camera 23 descends, so that the stability of the mounting plate 20 can be improved by limiting the limiting rod 9, the driving motor 26 is started when the cloth needs to be conveyed, the driving motor 26 drives the placing roller 6 and the winding roller 11 to rotate respectively, so that the cloth can move at the bottom end of the industrial camera 23, the illuminating lamp 24 is turned on when the industrial camera 23 works, the illuminating lamp 24 can illuminate the bottom end of the industrial camera 23, the accuracy of the cloth inspection of the illuminating lamp 24 is improved, the industrial camera 23 transmits the picture to the special image processing system, according to the information such as pixel distribution, brightness and color, the picture is converted into digital signal and is processed and analyzed through the algorithm, the cloth inspection is realized, the placing roller 6 and the winding roller 11 need to be disassembled, the fixed pin 25 is taken out from the inside of the fixed hole 13 to make the connecting rod 15 lose the fixation, the supporting block 8 is pressed to make the supporting block 8 descend after losing the fixation, then the placing roller 6 or the winding roller 11 can be disassembled from the outside of the first connecting shaft 7 or the second connecting shaft 14, the new placing roller 6 or the winding roller 11 is replaced, the spring 3 makes the supporting block 8 rebound to the bottom end of the first connecting shaft 7 and the second connecting shaft 14 after replacement, so that the first connecting shaft 7 and the second connecting shaft 14 can be supported, the fixed pin 25 is inserted into the inside of the fixed hole 13 to limit and fix the connecting rod 15 after the rebound of the supporting block 8.

[0034] It is apparent for a person skilled in the art that the present application is not restricted to the details of the above exemplary embodiments, but that it can be implemented in other ways without deviating from the spirit or essential characteristics of the present application. The embodiments are therefore to be seen as exemplary and not restrictive and the scope of the present application is defined by the appended claims rather than by the above description, and it is therefore intended to embrace all variations falling within the meaning and scope of the equivalent technical features of the claims. Any reference signs in the claims should not be construed as limiting the claims concerned.

Claims

1. A cloth inspecting machine based on machine vision recognition, comprising a base (1), characterized in that: The top end of the base (1) is fixedly connected with a support frame (2), the left and right sides of the top rear end of the base (1) are respectively fixedly connected with fixed plates (5), the top rear end of the fixed plate (5) is provided with a driving motor (26), and the top end of the inside of the support frame (2) is provided with an auxiliary structure. The auxiliary structure comprises a limiting rod (9), a limiting sliding groove (18) and a lighting lamp (24), the top end of the inside of the support frame (2) is provided with a hydraulic cylinder (19), the bottom end of the hydraulic cylinder (19) is provided with a mounting plate (20), the front and rear ends of the top of the mounting plate (20) are fixedly connected with limiting rods (9), the top end of the inner side wall of the support frame (2) is provided with a limiting sliding groove (18), the bottom end of the mounting plate (20) is provided with an industrial camera (23), and the front and rear ends of the bottom of the mounting plate (20) are respectively fixedly connected with fixed blocks (21); the left and right sides of the inside of the fixed block (21) are provided with mounting grooves (22), and the left and right sides between the fixed blocks (21) are provided with lighting lamps (24).

2. The cloth inspecting machine based on machine vision recognition according to claim 1, characterized in that: The front and rear ends of the lighting lamp (24) are mounted in the inside of the mounting groove (22), and the lighting lamp (24) is mounted on the left and right sides of the industrial camera (23) through the mounting groove (22).

3. The cloth inspecting machine based on machine vision recognition according to claim 1, characterized in that: The limiting rod (9) penetrates the inside of the limiting sliding groove (18), and the limiting rod (9) slides up and down in the inside of the limiting sliding groove (18).

4. The cloth inspecting machine based on machine vision recognition according to claim 1, characterized in that: The fixed plate (5) is provided with two groups, the front end of the fixed plate (5) is movably connected with a first connecting shaft (7) and a second connecting shaft (14), respectively, the outside of the second connecting shaft (14) is provided with a placing roller (6), the outside of the second connecting shaft (14) is provided with a winding roller (11), and the driving motor (26) is provided with two groups, and the driving motor (26) is connected with the second connecting shaft (14) and the first connecting shaft (7) through a shaft coupling, respectively.

5. The cloth inspecting machine based on machine vision recognition according to claim 1, characterized in that: The left and right sides of the top front end of the base (1) are respectively fixedly connected with support sleeves (4), the inside of the support sleeve (4) is provided with a spring (3), the top end of the spring (3) is fixedly connected with a connecting rod (15), the top end of the connecting rod (15) is fixedly connected with a support block (8), the top end of the inside of the support block (8) is provided with a reserved groove (12), the upper and lower ends of the inside of the connecting rod (15) are provided with fixing holes (13), and the inside of the connecting rod (15) is provided with a fixed pin (25).

6. A cloth inspecting machine based on machine vision recognition according to claim 5, characterized in that: The bottom end of the connecting rod (15) slides up and down in the inside of the support sleeve (4), the support block (8) is arranged at the front end outside the first connecting shaft (7) and the second connecting shaft (14) through the reserved groove (12), and the connecting rod (15) is fixed through the fixing hole (13) and the fixed pin (25).

7. The cloth inspecting machine based on machine vision recognition according to claim 1, characterized in that: The right side of the top front end of the base (1) is fixedly connected with a protective shell (16), the right side of the top back of the base (1) is fixedly connected with a limiting slide rod (30), the top end of the protective shell (16) is provided with a servo motor (10), the output end of the servo motor (10) is fixedly connected with a threaded rod (28), the outside of the threaded rod (28) is provided with a threaded sleeve (27), the rear end of the threaded sleeve (27) and the outside of the limiting slide rod (30) are respectively provided with a connecting block (17), and the connecting blocks (17) are installed with a warp roller (29).

8. The cloth inspecting machine based on machine vision recognition according to claim 7, characterized in that: The connecting blocks (17) slide up and down on the rear ends of the outside of the limiting slide rod (30) and the inside of the protective shell (16), and the threaded rod (28) and the threaded sleeve (27) are matched with each other.

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