Defect inspection device for polyester fabric

Abstract

The invention relates to the technical field of defect inspection devices, in particular to a defect inspection device for polyester fabric, which comprises an inspection machine table, a cleaning mechanism arranged in the middle of the top of the inspection machine table, a telescopic plate elastically connected to the bottom of the cleaning mechanism, supporting plates arranged on two sides of the bottom of the telescopic plate, and cleaning rollers arranged on the inner sides of the supporting plates. A dust collection groove is formed in the position, above the cleaning roller, in the telescopic plate, and multiple sets of inlets are formed in the bottom of the dust collection groove. The fabric defect detection device has the beneficial effects that light rays of the incandescent lamps arranged on the two sides of the inner side of the top of the supporting frame can well penetrate through fabric, defects of the fabric are more obviously reflected, the middle of the inner side of the top of the supporting frame starts to shoot the fabric in a uniform and closed mode, shot pictures are transmitted to the terminal, and the terminal starts to analyze and detect the defects of the fabric.

Description

Technical Field

[0001] The invention relates to the technical field of defect inspection devices, in particular to a defect inspection device for polyester fabrics. Background Art

[0002] Polyester is a type of polyester fiber. It is made from phthalic acid and ethylene glycol as raw materials, and is produced through esterification and polycondensation to form a fiber-forming polymer polyethylene terephthalate, which is then spun and post-processed.

[0003] After searching, the application number is CN202121867900.8, a glass fiber cloth defect inspection device, which discloses a glass fiber cloth defect inspection device, including a cloth inspection table and a cloth inspection frame arranged obliquely on the cloth inspection table, with white light lamps on both sides of the cloth inspection frame for illuminating the cloth surface, a conveyor belt is provided in the cloth inspection table below the cloth inspection frame, and at least two base color plates made of soft material are provided on the conveyor belt, the size of the base color plates being the same as that of the cloth inspection frame, when the conveyor belt rotates to a first preset position, one of the base color plates moves below the cloth inspection frame and is parallel to the cloth inspection frame, and when the conveyor belt rotates to a second preset position, the other base color plate moves below the cloth inspection frame and is parallel to the cloth inspection frame. The utility model increases the contrast by adding white light lamps and changing the color of the base plate that matches the white light lamps, making some special defects more obvious and improving the defect detection rate. Although it solves the problem of defect detection suitable for fabrics of different colors.

[0004] However, in actual production scenarios, before entering the inspection device, fabrics undergo multiple processing steps, transportation, and storage, inevitably becoming contaminated with various impurities such as fiber fragments, oil particles, and dust. These impurities and dust on the fabric surface can interfere with the inspection device's optical scanning system. For optical imaging, dust and impurities can block light, resulting in blurred areas or unusual shadows in the scanned image. Summary of the Invention

[0005] The object of the present invention is to provide a defect inspection device for polyester fabrics to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the present invention provides the following technical solution: an inspection machine, a cleaning mechanism is provided in the middle of the top of the inspection machine, the bottom of the cleaning mechanism is elastically connected to the telescopic plate, support plates are provided on both sides of the bottom of the telescopic plate, a cleaning roller is provided on the inner side of the support plate, a dust suction groove is provided inside the telescopic plate above the cleaning roller, and multiple groups of entrances are provided at the bottom of the dust suction groove.

[0007] Preferably, the bottom of the telescopic plate is provided with telescopic grooves on both sides, springs are arranged in the telescopic grooves, the bottom of the spring is connected to the inner wall of the bottom of the telescopic groove, and the top of the spring is connected to the telescopic plate.

[0008] Preferably, an inclined dust collection pipe is inserted into the top side of the telescopic plate, the dust collection pipe is inclined and aligned with the entrance opening arranged at the bottom of the dust collection groove of the telescopic plate, and the outer side of the dust collection pipe extends out of the through groove arranged on the top side of the cleaning mechanism.

[0009] Preferably, the end of the dust collection pipe is connected to a suction pipe, the suction pipe is connected to a plurality of groups of dust collection pipes arranged on the telescopic plate, and a connecting pipe is arranged on the outer side of the middle of the suction pipe and connected to the dust collector through a corrugated pipe.

[0010] Preferably, a first gear is arranged on the inner top side of the support plate on one side of the telescopic plate, the outer middle of the first gear is connected to a rotating shaft, the outer end of the rotating shaft extends out of one side of the cleaning mechanism, the outer end of the rotating shaft is connected to a driving motor arranged on one side of the cleaning mechanism, and the driving motor can drive the rotating shaft to drive the first gear to rotate.

[0011] Preferably, a second gear is arranged on the one side of the cleaning roller and arranged at the lower side of the first gear, the second gear is parallel to the first gear, the first gear is connected to the second gear in meshing mode, and the first gear can drive the second gear to rotate synchronously.

[0012] Preferably, a plurality of groups of brush hairs are arranged on the cleaning roller in an orderly manner, the brush hairs are parallel to the entrance opening arranged at the bottom of the dust collection groove of the telescopic plate, and when the cleaning roller drives the brush hairs to rotate, the brush hairs can be inserted into the dust collection groove through the entrance opening.

[0013] Preferably, a support frame is arranged on the top of the inspection machine and at the rear end of the cleaning mechanism, incandescent lamps are arranged on the inner top side of the support frame, a plurality of groups of industrial detection cameras are arranged between the two groups of incandescent lamps, and the industrial detection cameras are evenly distributed on the inner top side of the support frame.

[0014] Preferably, a first driven roller and a second driven roller are arranged below the cleaning roller and at the rear end of the support frame, respectively, and the first driven roller and the second driven roller make the fabric above the support frame to be suspended.

[0015] Compared with the prior art, the present application has the following advantages: The defect inspection device for polyester fabrics proposed by the present invention, when inspecting defects on polyester fabrics, starts the motor connected to one end of the unwinding roller to unwind the fabric, and the motor at one end of the winding roller starts to drive the winding roller to wind it, so that the fabric starts to be transmitted. At this time, by starting the driving motor, the driving motor rotates through the driving shaft, so that the shaft drives the first gear and the second gear to engage, so that the second gear drives the cleaning roller to rotate, so that the cleaning roller starts to clean the transmission fabric through the bristles. Furthermore, the springs in the telescopic slots on both sides of the cleaning mechanism can drive the telescopic plate to contract according to the thickness of the fabric, so that the cleaning roller arranged at the bottom of the telescopic plate can fully and tightly adhere to the surface of the fabric; further, when the cleaning roller rotates, the cleaning roller drives the bristles to pass through The telescopic plate enters the dust suction groove through the entrance opened at the bottom of the dust suction groove. At this time, the vacuum cleaner is connected to the connecting pipe through the bellows and starts to suck air, so that the suction pipe starts to suck air into the dust suction groove through the dust suction pipe, and the impurities adhered to the bristles inserted in the dust suction groove are sucked and removed to prevent the impurities stuck on the bristles from falling onto the fabric again and affecting the cleaning effect of the bristles. When the bristles finish cleaning the fabric, the fabric is suspended between the first driven roller and the second driven roller, so that the light of the incandescent lamps arranged on both sides of the inner side of the top of the support frame can penetrate the fabric well, making the defects of the fabric more obvious. The middle part of the inner side of the top of the support frame is evenly closed and starts to shoot the fabric, and the shot pictures are transmitted to the terminal, and the terminal starts to analyze and inspect the defects of the fabric. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the three-dimensional structure of the present invention; Figure 2 It is a schematic diagram of the cross-sectional structure of the present invention; Figure 3 for Figure 2 A schematic diagram of the structure at center A; Figure 4 It is another cross-sectional schematic diagram of the present invention; Figure 5 for Figure 4 A magnified schematic diagram of the structure at point B in the middle; Figure 6 It is a schematic cross-sectional view of one side of the cleaning mechanism of the present invention.

[0017] In the figure: inspection machine 1, unwinding roller 2, winding roller 3, cleaning mechanism 4, telescopic slot 5, spring 6, telescopic plate 7, support plate 8, cleaning roller 9, bristles 10, dust suction slot 11, dust suction pipe 12, suction pipe 13, connecting pipe 14, drive motor 15, rotating shaft 16, first gear 17, second gear 18, entrance 19, first driven roller 20, second driven roller 21, support frame 22, incandescent lamp 23, industrial inspection camera 24. DETAILED DESCRIPTION

[0018] In order to clearly and completely describe the objectives and technical solutions of the present invention and make the advantages more clearly understood, the embodiments of the present invention are further described in detail below with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are part of the embodiments of the present invention, not all of them, and are only used to explain the embodiments of the present invention, not to limit the embodiments of the present invention. All other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0019] See also Figures 1 to 6 , the present invention provides a technical solution: an inspection machine 1, a cleaning mechanism 4 is provided in the middle of the top of the inspection machine 1, the bottom of the cleaning mechanism 4 is elastically connected to the telescopic plate 7, support plates 8 are provided on both sides of the bottom of the telescopic plate 7, a cleaning roller 9 is provided on the inner side of the support plate 8, a dust suction groove 11 is provided inside the telescopic plate 7 above the cleaning roller 9, and a plurality of groups of inlet ports 19 are provided at the bottom of the dust suction groove 11; telescopic grooves 5 are provided on both sides of the bottom of the telescopic plate 7, a spring 6 is provided in the telescopic groove 5, the bottom of the spring 6 is connected to the bottom inner wall of the telescopic groove 5, and the top of the spring 6 is connected to the telescopic plate 7, and the spring 6 can drive the telescopic plate 7 to extend and retract; the springs 6 in the telescopic grooves 5 provided on both sides of the cleaning mechanism 4 can drive the telescopic plate 7 to retract according to the thickness of the fabric, so that the cleaning roller 9 provided at the bottom of the telescopic plate 7 can fully and tightly adhere to the surface of the fabric; An inclined dust suction pipe 12 is inserted into the top side of the telescopic plate 7, and the dust suction pipe 12 is tilted to align with the inlet 19 opened at the bottom of the dust suction groove 11 of the telescopic plate 7. The outer side of the dust suction pipe 12 extends from the through groove opened on the top side of the cleaning mechanism 4; one end of the dust suction pipe 12 is connected to the suction pipe 13, and the suction pipe 13 connects the multiple groups of dust suction pipes 12 provided on the telescopic plate 7. A connecting pipe 14 is provided in the middle of the outer side of the suction pipe 13, and the connecting pipe 14 is connected to the vacuum cleaner through a bellows; a first gear 17 is provided on one side of the telescopic plate 7 at the inner top of the support plate 8, and the middle part of the outer side of the first gear 17 is connected to the rotating shaft 16. The outer end of the rotating shaft 16 extends from one side of the cleaning mechanism 4, and the outer end of the rotating shaft 16 The cleaning roller 9 is connected to a driving motor 15 provided on one side of the cleaning mechanism 4, and the driving motor 15 can drive the rotating shaft 16 to drive the first gear 17 to rotate; a second gear 18 is provided on one side of the cleaning roller 9 at the end thereof, and the second gear 18 is provided below the first gear 17, and the second gear 18 is parallel to the first gear 17. The first gear 17 is meshed with the second gear 18, and the rotation of the first gear 17 can drive the second gear 18 to drive the cleaning roller 9 to rotate synchronously; the driving motor 15 rotates by driving the rotating shaft 16 to rotate, so that the rotating shaft 16 drives the first gear 17 to mesh with the second gear 18, so that the second gear 18 drives the cleaning roller 9 to rotate, so that the cleaning roller 9 starts to clean the transmission fabric through the bristles 10; The cleaning roller 9 is provided with a plurality of groups of neatly arranged bristles 10, and the bristles 10 are parallel to the inlet 19 opened at the bottom of the dust suction groove 11 by the telescopic plate 7. When the cleaning roller 9 drives the bristles 10 to rotate, the bristles 10 can be inserted into the dust suction groove 11 through the inlet 19; a support frame 22 is provided at the top of the inspection machine 1 at the rear end of the cleaning mechanism 4, and incandescent lamps 23 are provided on both sides of the top inner side of the support frame 22. A plurality of industrial detection cameras 24 are provided between the two groups of incandescent lamps 23 on the support frame 22. The industrial detection cameras The machine 24 is evenly distributed laterally in the middle of the top inner side of the support frame 22; the inspection machine 1 is respectively provided with a first driven roller 20 and a second driven roller 21 directly below the cleaning roller 9 and at the bottom of the rear end of the support frame 22. The first driven roller 20 and the second driven roller 21 make the fabric directly below the support frame 22 suspended in the air; after the bristles 10 finish cleaning the fabric, the fabric is suspended between the first driven roller 20 and the second driven roller 21, so that the light of the incandescent lamp 23 arranged on both sides of the inner side of the top of the support frame 22 can penetrate the fabric well.

[0020] In actual use, when inspecting defects in polyester fabric, the motor connected to one end of the unwinding roller 2 is started to unwind the fabric, and the motor at one end of the winding roller 3 starts to drive the winding roller 3 to rewind, so that the fabric starts to be transmitted. At this time, the driving motor 15 is started, and the driving motor 15 rotates through the driving shaft 16, so that the shaft 16 drives the first gear 17 to mesh with the second gear 18, so that the second gear 18 drives the cleaning roller 9 to rotate, so that the cleaning roller 9 starts to clean the transmission fabric through the bristles 10. Furthermore, the springs 6 in the telescopic slots 5 on both sides of the cleaning mechanism 4 can drive the telescopic plate 7 to contract according to the thickness of the fabric, so that the cleaning roller 9 set at the bottom of the telescopic plate 7 can fully adhere to the surface of the fabric; further, when the cleaning roller 9 rotates, the cleaning roller 9 drives the bristles 10 to pass through the telescopic plate 7 in the dust suction slot The inlet 19 opened at the bottom of 11 enters the dust suction groove 11. At this time, the vacuum cleaner is connected to the connecting pipe 14 through the bellows and starts to suck air, so that the suction pipe 13 starts to suck air into the dust suction groove 11 through the dust suction pipe 12, and the impurities adhered to the bristles 10 inserted in the dust suction groove 11 are sucked and removed to prevent the impurities stuck on the bristles 10 from falling onto the fabric again and affecting the cleaning effect of the bristles 10. When the bristles 10 finish cleaning the fabric, the fabric is suspended between the first driven roller 20 and the second driven roller 21, so that the light of the incandescent lamp 23 arranged on both sides of the inner side of the top of the support frame 22 can penetrate the fabric well, making the defects of the fabric more obvious. The middle part of the inner side of the top of the support frame 22 is evenly closed and starts to shoot the fabric, and transmits the shot picture to the terminal, and the terminal starts to analyze and inspect the defects of the fabric.

[0021] Although the above describes the illustrative specific implementation methods of the present application so that those skilled in the art can understand the present application, the present application is not limited to the scope of the specific implementation methods. For those of ordinary skill in the art, as long as various changes are within the spirit and scope of the present application defined and determined by the attached claims, all application creations based on the concept of the present application are protected.

Claims

1. A defect inspection device for polyester fabrics, characterized by: include: An inspection machine (1) is provided with a cleaning mechanism (4) at the top middle of the inspection machine (1), the bottom of the cleaning mechanism (4) is elastically connected to a telescopic plate (7), support plates (8) are provided on both sides of the bottom of the telescopic plate (7), a cleaning roller (9) is provided on the inner side of the support plate (8), a dust suction groove (11) is provided above the cleaning roller (9) inside the telescopic plate (7), and a plurality of inlet ports (19) are provided at the bottom of the dust suction groove (11).

2. The defect inspection device for polyester fabric according to claim 1, characterized in that: Telescopic grooves (5) are provided on both sides of the bottom of the telescopic plate (7), and a spring (6) is provided in the telescopic groove (5). The bottom of the spring (6) is connected to the bottom inner wall of the telescopic groove (5), and the top of the spring (6) is connected to the telescopic plate (7). The spring (6) can drive the telescopic plate (7) to telescope.

3. The defect inspection device for polyester fabric according to claim 2, characterized in that: An inclined dust suction pipe (12) is inserted into the side of the top of the telescopic plate (7), and the dust suction pipe (12) is tilted and aligned with the inlet (19) opened at the bottom of the dust suction groove (11) of the telescopic plate (7). The outer side of the dust suction pipe (12) extends out from the through groove opened on the side of the top of the cleaning mechanism (4).

4. The defect inspection device for polyester fabric according to claim 3, characterized in that: One end of the dust suction pipe (12) extending outward is connected to an air suction pipe (13), and the air suction pipe (13) connects the multiple groups of dust suction pipes (12) provided on the telescopic plate (7). A connecting pipe (14) is provided in the middle of the outer side of the air suction pipe (13), and the connecting pipe (14) is connected to the dust collector through a bellows.

5. The defect inspection device for polyester fabric according to claim 4, characterized in that: A first gear (17) is provided on the inner top of the support plate (8) on one side of the telescopic plate (7). The middle portion of the outer side of the first gear (17) is connected to the rotating shaft (16). The outer end portion of the rotating shaft (16) extends from one side of the cleaning mechanism (4). The outer end portion of the rotating shaft (16) is connected to a driving motor (15) provided on one side of the cleaning mechanism (4). The driving motor (15) can drive the rotating shaft (16) to drive the first gear (17) to rotate.

6. The defect inspection device for polyester fabric according to claim 5, characterized in that: A second gear (18) is provided at the end of one side of the cleaning roller (9). The second gear (18) is provided below the first gear (17). The second gear (18) is parallel to the first gear (17). The first gear (17) and the second gear (18) are meshed and connected. The rotation of the first gear (17) can drive the second gear (18) to drive the cleaning roller (9) to rotate synchronously.

7. The defect inspection device for polyester fabric according to claim 6, characterized in that: The cleaning roller (9) is provided with a plurality of groups of neatly arranged bristles (10), and the bristles (10) are parallel to an inlet (19) provided on the telescopic plate (7) at the bottom of the dust collection groove (11). When the cleaning roller (9) drives the bristles (10) to rotate, the bristles (10) can be inserted into the dust collection groove (11) through the inlet (19).

8. The defect inspection device for polyester fabric according to claim 7, characterized in that: A support frame (22) is provided on the top of the inspection machine (1) at the rear end of the cleaning mechanism (4), and incandescent lamps (23) are provided on both sides of the inner side of the top of the support frame (22). The support frame (22) is provided with multiple groups of industrial inspection cameras (24) between the two groups of incandescent lamps (23), and the industrial inspection cameras (24) are evenly distributed laterally in the middle of the inner side of the top of the support frame (22).

9. The defect inspection device for polyester fabric according to claim 8, characterized in that: The inspection machine (1) is provided with a first driven roller (20) and a second driven roller (21) directly below the cleaning roller (9) and at the bottom of the rear end of the support frame (22), respectively. The first driven roller (20) and the second driven roller (21) allow the fabric directly below the support frame (22) to be suspended in the air.

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