CN116101823B - Automatic fabric inspection system - Google Patents
Automatic fabric inspection system Download PDFInfo
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- CN116101823B CN116101823B CN202211356150.7A CN202211356150A CN116101823B CN 116101823 B CN116101823 B CN 116101823B CN 202211356150 A CN202211356150 A CN 202211356150A CN 116101823 B CN116101823 B CN 116101823B
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- detection
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- 239000004744 fabric Substances 0.000 title claims abstract description 304
- 238000007689 inspection Methods 0.000 title claims abstract description 75
- 230000007246 mechanism Effects 0.000 claims abstract description 189
- 230000007480 spreading Effects 0.000 claims abstract description 52
- 238000003892 spreading Methods 0.000 claims abstract description 52
- 230000033001 locomotion Effects 0.000 claims abstract description 12
- 238000001514 detection method Methods 0.000 claims description 90
- 230000007547 defect Effects 0.000 claims description 33
- 230000001154 acute effect Effects 0.000 claims description 28
- 238000004804 winding Methods 0.000 claims description 25
- 230000001105 regulatory effect Effects 0.000 claims description 19
- 230000005540 biological transmission Effects 0.000 claims description 15
- 238000003825 pressing Methods 0.000 claims description 2
- 239000003365 glass fiber Substances 0.000 abstract description 8
- 238000004458 analytical method Methods 0.000 description 9
- 238000000034 method Methods 0.000 description 7
- 208000027418 Wounds and injury Diseases 0.000 description 5
- 230000003750 conditioning effect Effects 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000012790 confirmation Methods 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 239000012774 insulation material Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000012779 reinforcing material Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 230000037303 wrinkles Effects 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H20/00—Advancing webs
- B65H20/02—Advancing webs by friction roller
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H16/00—Unwinding, paying-out webs
- B65H16/02—Supporting web roll
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H18/00—Winding webs
- B65H18/08—Web-winding mechanisms
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H23/00—Registering, tensioning, smoothing or guiding webs
- B65H23/04—Registering, tensioning, smoothing or guiding webs longitudinally
- B65H23/26—Registering, tensioning, smoothing or guiding webs longitudinally by transverse stationary or adjustable bars or rollers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H26/00—Warning or safety devices, e.g. automatic fault detectors, stop-motions, for web-advancing mechanisms
- B65H26/02—Warning or safety devices, e.g. automatic fault detectors, stop-motions, for web-advancing mechanisms responsive to presence of irregularities in running webs
- B65H26/04—Warning or safety devices, e.g. automatic fault detectors, stop-motions, for web-advancing mechanisms responsive to presence of irregularities in running webs for variation in tension
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06H—MARKING, INSPECTING, SEAMING OR SEVERING TEXTILE MATERIALS
- D06H3/00—Inspecting textile materials
- D06H3/08—Inspecting textile materials by photo-electric or television means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2701/00—Handled material; Storage means
- B65H2701/10—Handled articles or webs
Abstract
The invention provides an automatic fabric inspection system which comprises an unreeling mechanism, a detecting mechanism, a spreading mechanism and a reeling mechanism which are sequentially arranged along the movement direction of a fabric, wherein the detecting mechanism comprises a detecting rack, a plurality of cloth guiding rollers and a plurality of shooting mechanisms, the cloth guiding rollers and the shooting mechanisms are arranged on the detecting rack, the detecting space of the detecting rack is divided into a plurality of detecting sections which are sequentially arranged along the movement direction of the fabric by the plurality of cloth guiding rollers, the shooting mechanisms are arranged in the detecting sections in a one-to-one correspondence manner, and the problem that the yield and the quality of glass fiber fabrics in the prior art are low is solved.
Description
Technical Field
The invention relates to the technical field of fabric inspection, in particular to an automatic fabric inspection system.
Background
The glass fiber cloth is a fabric made of glass fiber yarns or filaments by warp and weft interweaving technology, has good insulativity and high heat resistance, is an inorganic nonmetallic material with excellent performance, is generally used in various fields of national economy such as reinforcing materials, heat insulation materials, electric insulation materials, circuit substrates and the like in composite materials, and has wide application and good effect.
The application scene of the glass fiber cloth has higher requirements on the appearance of the glass fiber cloth, so that the appearance inspection is the last link in the production of the glass fiber cloth; at present, most of appearance inspection is performed manually, the inspection speed is generally about 35 m/min, and the working efficiency is low; meanwhile, strong light and noise in the appearance inspection process cause great damage to the health of workers, and the workers are difficult to concentrate on inspection for a long time, so that customer complaints are easily caused by the situations of defect omission and the like; for defects of cloth surfaces such as loose filaments and burrs, the defects can be found only by observing the defects under a light source at a specific angle, the requirements on the inspection level of workers are high, and for defects such as wrinkling, marking and the like, the unreeling and reeling treatment of the glass fiber cloth are required to be repeated, so that the process is very labor-consuming.
Disclosure of Invention
The invention mainly aims to provide an automatic fabric inspection system to solve the problem that the yield and quality of glass fiber cloth in the prior art are low.
In order to achieve the above object, the present invention provides an automatic fabric inspection system, comprising an unreeling mechanism, a detecting mechanism, a spreading mechanism and a reeling mechanism which are sequentially arranged along the movement direction of a fabric, wherein the detecting mechanism comprises a detecting rack, a plurality of first cloth guiding rollers and a plurality of shooting mechanisms which are arranged on the detecting rack, the detecting space of the detecting rack is divided into a plurality of detecting sections which are sequentially arranged along the movement direction of the fabric by the plurality of cloth guiding rollers, and the plurality of shooting mechanisms are arranged in the plurality of detecting sections in a one-to-one correspondence manner; the plurality of photographing mechanisms includes: the first shooting mechanism comprises a first CCD camera and a transmission lamp belt which are respectively positioned at two opposite sides of the fabric and are perpendicular to the fabric, and is used for detecting the front defects of the fabric positioned in a first detection interval; the second shooting mechanism comprises a reflection lamp belt and a reflection plate which are positioned at two opposite sides of the fabric and are perpendicular to the fabric, and a second CCD camera which is positioned at one side of the fabric close to the reflection lamp belt and is arranged at a first acute angle with the fabric, so as to be used for detecting inclined plane defects of the fabric positioned in a second detection interval; the third shooting mechanism comprises a spotlight which is positioned at the side of the detection frame and is arranged at a second acute angle with the fabric, and a third CCD camera which is positioned at one side of the fabric, which is close to the spotlight, and is arranged at a third acute angle with the fabric, and is used for detecting side defects of the fabric in a third detection interval.
Further, the first shooting mechanism is arranged in the detection rack and is positioned at one side close to the unreeling mechanism; wherein the portion of the fabric located within the first detection zone is parallel to the horizontal plane; the transmission lamp belt is positioned below the fabric so as to emit first light rays vertically upwards to the fabric; the first CCD camera is located above the fabric and arranged towards the transmission lamp belt.
Further, the second shooting mechanism is arranged in the detection rack and is positioned at one side of the first shooting mechanism far away from the unreeling mechanism; wherein the included angle between the part of the fabric located in the second detection interval and the horizontal plane is a fourth acute angle; the reflection lamp strip is positioned above the fabric and at one side of the fabric close to the first detection zone so as to emit second light rays perpendicular to the fabric; the light reflecting plate is positioned below the fabric and at one side of the fabric far away from the first detection zone, and the light reflecting plate is arranged towards the reflection lamp strip; the second CCD camera is located above the fabric and is disposed vertically downward toward the fabric.
Further, the fourth acute angle has a value ranging from 35 degrees to 60 degrees.
Further, the third shooting mechanism is arranged outside the detection frame and is positioned at one side of the detection frame far away from the unreeling mechanism; wherein the included angle between the part of the fabric located in the third detection interval and the horizontal plane is a fifth acute angle; the spotlight is positioned at the side of the detection frame, and the light emission direction of the spotlight can be adjusted so as to emit third light to the fabric; the third CCD camera is positioned on the front side of the detection frame and is vertically arranged downwards towards the fabric.
Further, the value range of the second acute angle is 3 degrees to 7 degrees, and the second acute angle is adjustably arranged.
Further, the number of the first CCD cameras is a plurality, and the plurality of the first CCD cameras are arranged at intervals along the width direction of the fabric; and/or the number of the second CCD cameras is a plurality of, and the plurality of the second CCD cameras are arranged at intervals along the width direction of the fabric; and/or the number of the third CCD cameras is a plurality of the third CCD cameras, and the plurality of the third CCD cameras are arranged at intervals along the width direction of the fabric.
Further, the range of the color temperature of the light source of the transmission light belt is 6300K to 6700K; and/or the range of the value of the color temperature of the light source of the reflecting light belt is 6300K to 6700K; and/or the range of the color temperature of the light source of the spotlight is 2800K to 3200K.
Further, the spreading mechanism includes: the cloth spreading machine frame is provided with a plurality of cloth spreading rollers which are positioned in the cloth spreading machine frame at intervals and used for the fabric to bypass; the fabric bypasses the first unfolding roller and then reaches one side of the artificial inspection bench far away from the inside of the spreading frame, and then bypasses the second unfolding roller to return to the inside of the spreading frame; the LED lamp panel is arranged on the manual inspection bench and is positioned on one side of the fabric, which is close to the inside of the spreading rack; the manual check-out station is arranged outside the cloth spreading rack and comprises a seat.
Further, the plurality of developing rollers comprise a plurality of small developing rollers and at least one large developing roller, the large developing roller is positioned between the two small developing rollers, and the outer diameter of the large developing roller is larger than that of the small developing roller so as to be used for weft finishing of the fabric.
Further, the manual inspection station comprises a mounting groove and a sliding block guide rail assembly, and the seat is mounted in the mounting groove through the sliding block guide rail assembly so as to adjust the distance between the seat and the manual inspection station.
Further, the automatic fabric inspection system further comprises a tension adjusting mechanism, wherein the tension adjusting mechanism is arranged outside the detection frame and is positioned on one side of the detection frame, which is close to the unreeling mechanism, and the tension adjusting mechanism comprises a tension roller and a tension roller driving part which is in driving connection with the tension roller to drive the tension roller to move so as to adjust the tensioning degree of the part of the fabric, which is positioned at the detection frame.
Further, the automatic fabric inspection system further comprises a pressure adjusting mechanism, the pressure adjusting mechanism is arranged on the winding mechanism, and the pressure adjusting mechanism comprises: the adjusting rack is arranged at one side of the winding roller of the winding mechanism; a first conditioning roller disposed within the conditioning frame for the fabric to bypass; the second regulating roller is arranged outside the regulating frame and is positioned on one side of the first regulating roller, which is close to the winding roller, so as to press the fabric to the winding roller; and the adjusting driving part is in driving connection with the adjusting rack so as to drive the adjusting rack to move, and adjust the distance between the center line of the second adjusting roller and the center line of the winding roller.
Further, the pressure sensor is arranged on the second regulating roller and is used for detecting the acting force from the winding roller to which the second regulating roller is subjected; the adjusting driving part is electrically connected with the pressure sensor so as to adjust the distance between the center line of the second adjusting roller and the center line of the winding roller according to the detection result of the pressure sensor.
By applying the technical scheme of the invention, the automatic fabric inspection system comprises an unreeling mechanism, a detecting mechanism, a cloth spreading mechanism and a reeling mechanism which are sequentially arranged along the movement direction of the fabric, wherein the unreeling mechanism, the detecting mechanism, the cloth spreading mechanism and the reeling mechanism are electrically connected with an analysis control device, the fabric is output through the unreeling mechanism, is detected to be photographed through the detecting mechanism, is weft-aligned by the cloth spreading mechanism and is curled and accommodated by the reeling mechanism, and the analysis control device controls the start and stop of each mechanism during inspection; the unreeling mechanism and the reeling mechanism are generally composed of a motor and a rotating shaft, the motor drives the rotating shaft to rotate so as to realize unreeling and reeling, the fabric is generally wound on the paper tube and then sleeved on the rotating shaft, the rotating shaft is generally an air expansion shaft, the automation degree of the whole inspection process is high, and the production efficiency of the fabric is greatly improved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention. In the drawings:
FIG. 1 shows a schematic structural view of an embodiment of the automatic fabric inspection system of the present invention;
FIG. 2 shows a schematic structural view of the detection mechanism of the automatic fabric inspection system of the present invention;
FIG. 3 shows a schematic structural view of the detection mechanism of the automatic fabric inspection system of the present invention;
FIG. 4 shows a schematic structural view of a spreading mechanism of the automatic fabric inspection system of the present invention;
FIG. 5 illustrates an enlarged partial view of the tension adjustment mechanism of the automatic fabric inspection system of the present invention;
fig. 6 shows a schematic structural view of a winding mechanism and a pressure adjusting mechanism of the automatic fabric inspection system of the present invention.
Wherein the above figures include the following reference numerals:
100. an unreeling mechanism;
200. a detection mechanism; 210. a first photographing mechanism; 211. a first cloth guide roller; 212. a first CCD camera; 213. a transmission lamp belt; 220. a second photographing mechanism; 221. a second cloth guiding roller; 222. a reflective lamp strip; 223. a light reflecting plate; 224. a second CCD camera; 230. a third photographing mechanism; 231. a third CCD camera; 232. a spotlight; 240. a detection rack;
300. a spreading mechanism; 310. a spreading rack; 320. a spreading roller; 321. a first unwind roller; 322. a second unwind roller; 323. a small unwinding roller; 324. a large spreader roll; 330. a manual inspection bench; 340. an LED lamp panel; 350. a start-stop button; 360. a speed regulating button; 370. manually checking the position; 371. a mounting groove; 372. a slider rail assembly; 373. a seat;
400. a winding mechanism; 410. a wind-up roll;
500. an analysis control device;
600. a fabric;
700. a tension adjusting mechanism; 710. a tension roller driving part; 720. a tension roller;
800. a pressure regulating mechanism; 810. an adjusting seat; 820. adjusting the frame; 830. an adjustment driving part; 840. an adjusting roller; 841. a first dancer roll; 842. a second regulating roller; 850. a pressure sensor.
Detailed Description
It should be noted that, in the case of no conflict, the embodiments and features in the embodiments may be combined with each other. The invention will be described in detail below with reference to the drawings in connection with embodiments.
As shown in fig. 1, the invention provides an automatic fabric inspection system, which comprises an unreeling mechanism 100, a detecting mechanism 200, a spreading mechanism 300 and a reeling mechanism 400 which are sequentially arranged along the movement direction of a fabric, wherein the unreeling mechanism 100, the detecting mechanism 200, the spreading mechanism 300 and the reeling mechanism 400 are electrically connected with an analysis control device 500, the fabric 600 is output through the unreeling mechanism 100, is inspected to be photographed by the detecting mechanism 200, is then weft-aligned by the spreading mechanism 300, is curled and accommodated by the reeling mechanism 400, and the analysis control device 500 controls the start and stop of each mechanism during inspection; the unreeling mechanism 100 and the reeling mechanism 400 are generally composed of a motor and a rotating shaft, the motor drives the rotating shaft to rotate to realize unreeling and reeling, the fabric 600 is generally wound on the paper tube and then sleeved on the rotating shaft, the rotating shaft is generally an inflatable shaft, the automation degree of the whole inspection process is high, and the production efficiency of the fabric is greatly improved.
The detection mechanism 200 of the present invention includes a detection frame 240, a plurality of cloth guiding rollers and a plurality of photographing mechanisms, wherein the cloth guiding rollers and the photographing mechanisms are arranged on the detection frame 240, the cloth guiding rollers divide a detection space of the detection frame 240 into a plurality of detection sections sequentially arranged along a movement direction of the fabric 600, and the photographing mechanisms are arranged on the detection sections in a one-to-one correspondence manner.
As shown in fig. 2 and 3, the detection mechanism 200 includes a detection frame 240, three cloth guiding rollers and three photographing mechanisms, wherein the three cloth guiding rollers and the three photographing mechanisms are arranged on the detection frame 240, the three cloth guiding rollers divide a detection space of the detection frame 240 into three detection sections which are sequentially arranged along a movement direction of the fabric 600, and the three photographing mechanisms are arranged in the three detection sections in a one-to-one correspondence manner; to take a photograph of the fabric 600 in turn from multiple angles, respectively.
Wherein, three shooting mechanism includes:
the first photographing mechanism 210, the first photographing mechanism 210 is used for detecting the front defect of the fabric 600 located in the first detection zone, the first photographing mechanism 210 includes at least one first cloth guiding roller 211, and a first CCD camera 212 and a transmission light belt 213 respectively located on two opposite sides of the fabric 600 and perpendicular to the fabric 600, the fabric 600 is in a horizontal state in the first detection zone through the first cloth guiding roller 211, so that the detection is convenient, the transmission light belt 213 emits a first light to the fabric 600 from bottom to top, so that the defect point on the fabric 600 can be visualized, and then the defect point is photographed by the first CCD camera 212 perpendicular to the fabric 600 and opposite to the transmission light belt 213.
Specifically, the first shooting mechanism 210 is disposed in the detection frame 240 and located at a side of the detection frame 240 near the unreeling mechanism 100; wherein the portion of the web 600 that lies within the first detection zone is parallel to the horizontal plane; the transmission lamp strip 213 is positioned below the fabric 600 to emit first light rays vertically upwards to the fabric 600, and the range of the color temperature of the light source of the transmission lamp strip 213 is 6300K to 6700K, so that flaws on the front surface of the fabric 600 are displayed, dead angles are avoided, the penetrating effect of cloth cover light is good, the problem that the exposure effect of the flaws is influenced due to interference with other light sources is effectively avoided, the installation is convenient, and the flaw detection rate is improved; the first CCD camera 212 is located above the fabric 600 and disposed toward the transmission belt 213 to capture the blemish to the maximum extent and expand the photographing range.
Further, in some embodiments, the number of the first CCD cameras 212 may be set according to the width of the fabric 600, and a plurality of the first CCD cameras 212 are disposed at intervals along the width direction of the fabric 600, so that no dead angle detection in the width direction of the fabric 600 can be ensured.
The second photographing mechanism 220, the second photographing mechanism 220 is used for detecting the inclined defects of the fabric 600 located in the second detection zone, the second photographing mechanism 220 comprises at least one second cloth guiding roller 221, the second cloth guiding roller 221 is arranged above the side of the first cloth guiding roller 211, the second photographing mechanism 220 further comprises a reflective light belt 222 and a reflective plate 223 which are located on two opposite sides of the fabric 600 and are perpendicular to the fabric 600, and a second CCD camera 224 which is located on one side, close to the reflective light belt 222, of the fabric 600 and is arranged at a first acute angle with the fabric 600, the second cloth guiding roller 221 enables the fabric 600 to be in an inclined state in the second detection zone, the reflective light belt 222 and the reflective plate 223 are oppositely arranged and perpendicular to the fabric 600, and the defects of the inclined view angle of the fabric 600 can be visualized through second light irradiation of the reflective light belt 222 and the reflective plate 223 perpendicular to the fabric 600, and meanwhile the second CCD camera 224 which is vertically arranged above the fabric 600 can photograph the defects.
Specifically, the second photographing mechanism 220 is disposed in the detection frame 240 and located at a side of the first photographing mechanism 210 away from the unreeling mechanism 100; wherein the included angle between the portion of the fabric 600 located in the second detection zone and the horizontal plane is a fourth acute angle; the reflective lamp strip 222 is positioned above the fabric 600 and at a side of the fabric 600 near the first detection zone to emit a second light perpendicular to the fabric 600, so as to ensure that the fabric 600 in an inclined state can show a flaw; the light reflecting plate 223 is positioned below the fabric 600 and is positioned at one side of the fabric 600 far away from the first detection zone, the light reflecting plate 223 is arranged towards the reflection lamp belt 222, and the range of the value of the color temperature of the light source of the reflection lamp belt 222 is 6300K to 6700K, so that the area to be detected of the fabric 600 is further illuminated, the part of the fabric 600 irradiated by the second light is enabled to be transparent, the comprehensive detection rate of the defects of the cloth cover is improved, and the detection precision is improved; the second CCD camera 224 is located above the fabric 600 and is disposed vertically downward toward the fabric 600.
Preferably, the fourth acute angle ranges from 35 degrees to 60 degrees, and the appropriate inclination angle can improve the detection accuracy, and when the fourth acute angle ranges from 35 degrees to 60 degrees, the defects on the inclined surface of the fabric 600 can be displayed to the greatest extent, which is more beneficial to identifying the inclined surface defects of the fabric 600.
Further, in some embodiments, the number of the second CCD cameras 224 may be set according to the width of the fabric 600, and a plurality of the second CCD cameras 224 are disposed at intervals along the width direction of the fabric 600, so that no dead angle detection in the width direction of the fabric 600 can be ensured.
The third shooting mechanism 230, the third shooting mechanism 230 is configured to detect a defect on an edge side of the fabric 600 located in a third detection zone, and the third shooting mechanism 230 includes a spot light 232 located on an edge side of the detection frame 240 and disposed at a second acute angle with the fabric 600, and a third CCD camera 231 located on a side of the fabric 600 near the spot light 232 and disposed at a third acute angle with the fabric 600; wherein, the value range of the second acute angle is 3 degrees to 7 degrees, and the second acute angle is adjustably arranged to adjust the irradiation range of the spotlight 232 according to the actual requirement; thus, the third CCD camera 231 can capture flaws on the side of the fabric 600 by the third light emitted from the spot lamp 232 on the side of the fabric 600.
Specifically, the third photographing mechanism 230 is disposed outside the detection frame 240 and located at a side of the detection frame 240 away from the unreeling mechanism 100; wherein, the included angle between the portion of the fabric 600 located in the third detection zone and the horizontal plane is a fifth acute angle, so as to ensure the maximum appearance of the flaws on the side of the fabric 600; the spot lamp 232 is positioned at the side of the detection frame 240, the emitting direction of the light of the spot lamp 232 is adjustably arranged to emit the third light to the fabric 600, and the range of the color temperature of the light source of the spot lamp 232 is 2800K to 3200K, so that the side of the part of the fabric 600 irradiated by the third light can be transparent, and the comprehensive detection rate of the defects of the cloth cover is improved; the third CCD camera 231 is located at the front side of the inspection frame 240 and is disposed vertically downward toward the fabric 600 to capture the blemish at the side of the fabric 600 to the greatest extent.
Further, in some embodiments, the number of the third CCD cameras 231 may be set according to the width of the fabric 600, and a plurality of the third CCD cameras 231 may be disposed at intervals along the width direction of the fabric 600, so that no dead angle detection in the width direction of the fabric 600 can be ensured.
When the fabric 600 passes through the detection mechanism 200, the fabric 600 is firstly unfolded by the two first cloth guiding rollers 211 of the first shooting mechanism 210, and the first light rays emitted by the transmission lamp belt 213 arranged on one side of the fabric 600 penetrate and illuminate the fabric 600 so as to expose the front defects of thick yarns, broken warps, broken wefts, cloth stains and the like on the cloth cover of the fabric 600 for capturing and shooting by the first CCD camera 212 arranged on the other side of the fabric 600; then the fabric 600 enters the second shooting mechanism 220, the fabric 600 is unfolded between a second first cloth guiding roller 211 and a second cloth guiding roller 221 which are positioned on one side of the first shooting mechanism 210 and close to the second shooting mechanism 220, and because the second cloth guiding roller 221 is arranged above the right side of the second first cloth guiding roller 211, a fourth acute angle is formed between the fabric 600 and the horizontal plane when the fabric 600 is unfolded at the position, a reflective lamp strip 222 and a reflective plate 223 are respectively arranged on two sides of the fabric 600, and the second light rays emitted by the reflective lamp strip 222 are reflected back to the back surface of the fabric 600 by the reflective plate 223 after passing through the fabric 600, so that the front surface and the back surface of the fabric 600 are fully exposed, and inclined surfaces such as wrinkles, marks and the like on the cloth surface of the fabric 600 are exposed for capturing and shooting by the second CCD camera 224 in the vertical direction; finally, the fabric 600 enters the third shooting mechanism 230, the projection light is projected between the spot light 232 and the cloth cover at a small angle, the angle is kept between 3 degrees and 7 degrees, so that side defects such as fuzzing, yarn scattering, burrs and the like on the cloth cover of the fabric 600 are displayed for capturing and shooting by the third CCD camera 231 positioned on the front side of the detection frame 240; finally, the first, second and third CCD cameras 212, 224 and 231 transmit the captured and photographed defect information to the analysis control device 500, and are analyzed, processed and exported by the analysis control device 500, which greatly improves the detection efficiency and accuracy.
As shown in fig. 4, the spreading mechanism 300 includes a spreading frame 310 and a plurality of spreading rollers 320; the unfolding rollers 320 arranged in the cloth unfolding frame 310 are used for continuously unfolding the fabric 600 in a segmented mode, so that the problems of wrinkling and the like on the fabric 600 can be solved to a certain extent; a plurality of unwind rollers 320 are spaced apart within the unwind stand 310 for bypassing the fabric 600; the plurality of developing rollers 320 includes a plurality of small developing rollers 323 and at least one large developing roller 324, the large developing roller 324 is located between the two small developing rollers 323, and an outer diameter of the large developing roller 324 is larger than an outer diameter of the small developing roller 323 for weft finishing of the fabric 600.
Preferably, the large unwinding roller 324 has a diameter of 55cm to 70cm, which is capable of finishing the weft of the unwound fabric 600, maintaining the weft skew of the fabric 600 within a range of less than 10cm, effectively improving the quality of the fabric 600.
As shown in fig. 4, the spreading mechanism 300 includes a manual inspection bench 330 and an LED lamp panel 340, which are disposed at one side of the spreading frame 310 and are disposed at a fifth acute angle to the horizontal plane, and the plurality of spreading rollers 320 includes a first spreading roller 321 and a second spreading roller 322, which are respectively disposed at opposite ends of the manual inspection bench 330, and the fabric 600 passes around the first spreading roller 321 to reach one side of the manual inspection bench 330 far from the inside of the spreading frame 310, and then passes around the second spreading roller 322 to return to the inside of the spreading frame 310; the LED lamp panels 340 are disposed on the manual inspection bench 330 and on the side of the fabric 600 near the interior of the cloth spreading rack 310. In this way, besides the intelligent flaw identification, the artificial flaw confirmation can be performed through the artificial inspection bench 330, the fabric 600 is unfolded at the outer side of the artificial inspection bench 330 and is matched with the LED lamp panel 340 for artificial inspection, and then the flaw information provided by the shooting of the detection mechanism 200 is assisted, so that the flaws on the cloth cover can be rapidly found in real time; especially for slubs, defects such as cloth stains can be manually modified and eliminated to improve the quality of the fabric 600; in addition, the cloth spreading mechanism 300 further comprises a start-stop button 350 and a speed regulating button 360 for controlling the start-stop and running speed of the automatic fabric inspection system respectively, so as to adapt to different kinds of fabrics 600 and meet inspection requirements of different customers.
As shown in fig. 4, the spreading mechanism 300 includes a manual inspection station 370 disposed outside the spreading frame 310, the manual inspection station 370 including a mounting groove 371, a slider rail assembly 372, and a seat 373, the seat 373 being mounted in the mounting groove 371 through the slider rail assembly 372 so as to adjust a position of the seat 373 over a width of the fabric 600; in performing the manual defect confirmation, a worker sits on a seat 373 that can be slid in the width direction of the fabric 600 by means of the slider rail assembly 372 in the manual inspection position 370, and particularly in inspecting the large-width fabric 600, can be quickly put in place and the manual labor intensity can be reduced.
As shown in fig. 5, further, the automatic fabric inspection system further includes a tension adjusting mechanism 700, wherein the tension adjusting mechanism 700 is disposed outside the inspection frame 240 and located at a side of the inspection frame 240 near the unreeling mechanism 100, and the tension adjusting mechanism 700 includes a tension roller 720 and a tension roller driving part 710 drivingly connected with the tension roller 720 to drive the tension roller 720 to move, so as to adjust the tension of the portion of the fabric 600 located at the inspection frame 240.
Specifically, when the photographing mechanism at the detecting mechanism 200 recognizes the defects of wrinkling, marking, etc. of the cloth cover, the surface of the tension roller 720 is attached to the fabric 600, the tension roller 720 can be pressed against the fabric 600 by the tension roller driving part 710 of the tension adjusting mechanism 700, so that the tension of the fabric 600 is increased, and the wrinkling and marking on the fabric 600 are reduced or eliminated.
As shown in fig. 6, the automatic fabric inspection system further includes a pressure adjusting mechanism 800, the pressure adjusting mechanism 800 is disposed on the winding mechanism 400, and the pressure adjusting mechanism 800 includes: the device comprises an adjusting rack 820 and an adjusting seat 810, wherein the adjusting rack 820 is rotationally fixed on the adjusting seat 810 and is arranged on one side of a winding roller 410 of the winding mechanism 400; the regulating frame 820 is provided with a plurality of regulating rollers 840 for regulating the pressure of the outside of the fabric 600; wherein the plurality of conditioning rollers 840 includes a first conditioning roller 841 disposed within the conditioning frame 820 for bypassing the fabric 600; the plurality of regulating rollers 840 further includes a second regulating roller 842 disposed outside the regulating frame 820 and at a side of the first regulating roller 841 near the wind-up roller 410 for pressing the fabric 600 toward the wind-up roller 410; the adjusting driving part 830 is in driving connection with the adjusting frame 820 to drive the adjusting frame 820 to move so as to adjust the distance between the center line of the second adjusting roller 842 and the center line of the wind-up roller 410.
The pressure adjusting mechanism 800 of the present invention further includes a pressure sensor 850 disposed on the second adjusting roller 842 for detecting the acting force from the wind-up roller 410 received by the second adjusting roller 842; wherein, the adjusting driving part 830 is electrically connected with the pressure sensor 850 to adjust the distance between the center line of the second adjusting roller 842 and the center line of the wind-up roller 410 according to the detection result of the pressure sensor 850.
When the fabric 600 is wound at the winding mechanism 400, the second adjusting roller 842 of the adjusting frame 820 is abutted against the surface of the fabric 600 to be wound, along with the winding action, the outer diameter of the fabric 600 at the winding mechanism 400 is continuously increased, the pressure sensor 850 detects the pressure between the fabric and the adjusting frame 820 in real time and feeds back the pressure to the adjusting driving part 830, and the adjusting driving part 830 controls the adjusting frame 820 to rotate, so that the pressure at the outer side of the fabric 600 is kept stable, the fabric 600 is prevented from being deviated or wrinkled during winding, the winding stability of the fabric 600 is ensured, and the winding quality is improved.
From the above description, it can be seen that the above embodiments of the present invention achieve the following technical effects:
in the automatic fabric inspection system, the fabric is output through the unreeling mechanism, is subjected to detection and photographing through the detection mechanism, is subjected to weft straightening through the cloth spreading mechanism, and is curled and stored through the winding mechanism, wherein the first shooting mechanism, the second shooting mechanism and the third shooting mechanism in the detection mechanism are respectively unfolded and shot in sequence when passing through the detection mechanism, so that the automatic identification of defects is realized, the inspection efficiency of the fabric is greatly improved, the labor intensity of workers is reduced, and the injury of strong light and noise to workers in the work is effectively avoided; the first shooting mechanism, the second shooting mechanism and the third shooting mechanism detect the fabric at respective shooting angles and light sources, so that the defects on the front, the inclined plane and the side of the fabric are detected in all directions, and the problem that customer complaints are caused by missing defects is effectively avoided; meanwhile, a plurality of unfolding rollers and a manual inspection bench are arranged on the cloth unfolding mechanism, so that the weft of the unfolded cloth roll can be straightened, the weft inclination of the cloth roll is kept within the range of less than 10cm, and meanwhile, aiming at defects such as thick yarn and cloth dirt, the defects can be manually modified and eliminated, and the quality of the cloth roll is effectively improved;
from the above description, it can be seen that the above embodiments of the present invention achieve the following technical effects:
the automatic fabric inspection system comprises an unreeling mechanism 100, a detecting mechanism 200, a cloth spreading mechanism 300 and a reeling mechanism 400 which are sequentially arranged along the movement direction of the fabric, wherein the unreeling mechanism 100, the detecting mechanism 200, the cloth spreading mechanism 300 and the reeling mechanism 400 are electrically connected with an analysis control device 500, the fabric 600 is output through the unreeling mechanism 100, is detected to be photographed by the detecting mechanism 200, is weft-aligned by the cloth spreading mechanism 300, is curled and accommodated by the reeling mechanism 400, and the analysis control device 500 controls the start and stop of each mechanism during inspection; the unreeling mechanism 100 and the reeling mechanism 400 are generally composed of a motor and a rotating shaft, the motor drives the rotating shaft to rotate to realize unreeling and reeling, the fabric 600 is generally wound on the paper tube and then sleeved on the rotating shaft, the rotating shaft is generally an inflatable shaft, the automation degree of the whole inspection process is high, and the production efficiency of the fabric is greatly improved.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the present application. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.
The relative arrangement of the components and steps, numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present application unless it is specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective parts shown in the drawings are not drawn in actual scale for convenience of description. Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail, but should be considered part of the specification where appropriate. In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further discussion thereof is necessary in subsequent figures.
In the description of the present application, it should be understood that, where azimuth terms such as "front, rear, upper, lower, left, right", "transverse, vertical, horizontal", and "top, bottom", etc., indicate azimuth or positional relationships generally based on those shown in the drawings, only for convenience of description and simplification of the description, these azimuth terms do not indicate and imply that the apparatus or elements referred to must have a specific azimuth or be constructed and operated in a specific azimuth, and thus should not be construed as limiting the scope of protection of the present application; the orientation word "inner and outer" refers to inner and outer relative to the contour of the respective component itself.
Spatially relative terms, such as "above … …," "above … …," "upper surface at … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial location relative to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "above" or "over" other devices or structures would then be oriented "below" or "beneath" the other devices or structures. Thus, the exemplary term "above … …" may include both orientations of "above … …" and "below … …". The device may also be positioned in other different ways (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
In addition, the terms "first", "second", etc. are used to define the components, and are merely for convenience of distinguishing the corresponding components, and unless otherwise stated, the terms have no special meaning, and thus should not be construed as limiting the scope of the present application.
The above description is only of the preferred embodiments of the present invention and is not intended to limit the present invention, but various modifications and variations can be made to the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (12)
1. The automatic fabric inspection system is characterized by comprising an unreeling mechanism (100), a detecting mechanism (200), a spreading mechanism (300) and a reeling mechanism (400) which are sequentially arranged along the movement direction of a fabric (600), wherein the detecting mechanism (200) comprises a detecting rack (240), a plurality of cloth guiding rollers and a plurality of shooting mechanisms, the cloth guiding rollers are arranged on the detecting rack (240), the detecting space of the detecting rack (240) is divided into a plurality of detecting sections which are sequentially arranged along the movement direction of the fabric (600), and the shooting mechanisms are correspondingly arranged in the detecting sections one by one; the plurality of photographing mechanisms includes:
a first photographing mechanism (210) including a first CCD camera (212) and a transmission light band (213) respectively located at opposite sides of the fabric (600) and both perpendicular to the fabric (600) for detecting a front defect of the fabric (600) located in a first detection zone;
the second shooting mechanism (220) comprises a reflective lamp belt (222) and a reflective plate (223) which are positioned on two opposite sides of the fabric (600) and are perpendicular to the fabric (600), and a second CCD camera (224) which is positioned on one side of the fabric (600) close to the reflective lamp belt (222) and is arranged at a first acute angle with the fabric (600) and is used for detecting inclined surface defects of the fabric (600) positioned in a second detection interval;
the third shooting mechanism (230) comprises a spotlight (232) which is positioned at the side of the detection frame (240) and is arranged at a second acute angle with the fabric (600), and a third CCD camera (231) which is positioned at one side of the fabric (600) close to the spotlight (232) and is arranged at a third acute angle with the fabric (600), and is used for detecting side defects of the fabric (600) positioned in a third detection zone;
the second shooting mechanism (220) is arranged in the detection rack (240) and is positioned at one side of the first shooting mechanism (210) away from the unreeling mechanism (100); wherein,
the included angle between the part of the fabric (600) located in the second detection zone and the horizontal plane is a fourth acute angle;
the reflective light strip (222) is located above the fabric (600) and on a side of the fabric (600) close to the first detection zone to emit a second light ray perpendicular to the fabric (600);
the reflector (223) is positioned below the fabric (600) and at one side of the fabric (600) away from the first detection zone, and the reflector (223) is arranged towards the reflector lamp strip (222);
the second CCD camera (224) is positioned above the fabric (600) and is arranged vertically downwards towards the fabric (600);
the third shooting mechanism (230) is arranged outside the detection rack (240) and is positioned at one side of the detection rack (240) away from the unreeling mechanism (100); wherein,
the included angle between the part of the fabric (600) located in the third detection zone and the horizontal plane is a fifth acute angle;
the spotlight (232) is positioned at the side of the detection rack (240), and the light emission direction of the spotlight (232) can be adjusted so as to emit third light to the fabric (600);
the third CCD camera (231) is positioned on the front side of the detection frame (240) and is vertically arranged downwards towards the fabric (600).
2. The automatic fabric inspection system according to claim 1, wherein the first photographing mechanism (210) is disposed within the inspection rack (240) and located on a side proximate to the unreeling mechanism (100); wherein,
-the portion of the fabric (600) lying within the first detection zone is parallel to a horizontal plane;
the transmissive light strip (213) is located below the fabric (600) to emit a first light vertically upward toward the fabric (600);
the first CCD camera (212) is located above the fabric (600) and is disposed towards the transmission light belt (213).
3. The automatic fabric inspection system of claim 1, wherein the fourth acute angle is in the range of 35 degrees to 60 degrees.
4. The automatic fabric inspection system of claim 1, wherein the second acute angle is in the range of 3 degrees to 7 degrees, the second acute angle being adjustably positioned.
5. The automatic fabric inspection system of claim 1, wherein,
the number of the first CCD cameras (212) is a plurality, and the plurality of the first CCD cameras (212) are arranged at intervals along the width direction of the fabric (600); and/or
The number of the second CCD cameras (224) is a plurality, and the plurality of the second CCD cameras (224) are arranged at intervals along the width direction of the fabric (600); and/or
The number of the third CCD cameras (231) is a plurality, and the plurality of the third CCD cameras (231) are arranged at intervals along the width direction of the fabric (600).
6. The automatic fabric inspection system of claim 1, wherein,
the range of the color temperature of the light source of the transmission lamp strip (213) is 6300K to 6700K; and/or
The range of the value of the color temperature of the light source of the reflecting light belt (222) is 6300K to 6700K; and/or
The range of the color temperature of the light source of the spotlight (232) is 2800K to 3200K.
7. The automatic fabric inspection system of claim 1, wherein the spreading mechanism (300) comprises:
a spread rack (310);
-a plurality of unwinding rollers (320) spaced within said unwinding frame (310) for bypassing said fabric (600);
the manual inspection bench (330) is arranged on one side of the cloth spreading rack (310) and is arranged at a fifth acute angle with the horizontal plane, the plurality of spreading rollers (320) comprise a first spreading roller (321) and a second spreading roller (322) which are respectively positioned at two opposite ends of the manual inspection bench (330), the fabric (600) reaches one side, far away from the inside of the cloth spreading rack (310), of the manual inspection bench (330) after bypassing the first spreading roller (321), and then bypasses the second spreading roller (322) to return to the inside of the cloth spreading rack (310);
the LED lamp panel (340) is arranged on the manual inspection bench (330) and is positioned on one side of the fabric (600) close to the inside of the spreading rack (310);
the manual checking position (370) is arranged outside the spreading rack (310), and the manual checking position (370) comprises a seat (373).
8. The automatic fabric inspection system of claim 7, wherein the plurality of spreader rolls (320) includes a plurality of small spreader rolls (323) and at least one large spreader roll (324), the large spreader roll (324) is located between two of the small spreader rolls (323), and an outer diameter of the large spreader roll (324) is greater than an outer diameter of the small spreader rolls (323) for weft straightening the fabric (600).
9. The automatic fabric inspection system of claim 7, wherein the manual inspection station (370) includes a mounting slot (371) and a slider rail assembly (372), the seat (373) being mounted within the mounting slot (371) by the slider rail assembly (372) to adjust a distance between the seat (373) and the manual inspection station (330).
10. The fabric automatic inspection system according to claim 1, further comprising a tension adjustment mechanism (700), the tension adjustment mechanism (700) being disposed outside the detection frame (240) and on a side of the detection frame (240) adjacent to the unwind mechanism (100), the tension adjustment mechanism (700) comprising a tension roller (720) and a tension roller drive (710) drivingly connected to the tension roller (720) to drive the tension roller (720) in motion to adjust the degree of tension to the portion of the fabric (600) located at the detection frame (240).
11. The fabric automatic inspection system of claim 1, further comprising a pressure adjustment mechanism (800), the pressure adjustment mechanism (800) being disposed to the take-up mechanism (400), the pressure adjustment mechanism (800) comprising:
the adjusting rack (820) is arranged on one side of the winding roller (410) of the winding mechanism (400);
a first dancer roll (841) disposed within the dancer frame (820) for bypassing the fabric (600);
a second regulating roller (842) arranged outside the regulating frame (820) and positioned on one side of the first regulating roller (841) close to the winding roller (410) for pressing the fabric (600) towards the winding roller (410);
and the adjusting driving part (830) is in driving connection with the adjusting rack (820) to drive the adjusting rack (820) to move so as to adjust the distance between the center line of the second adjusting roller (842) and the center line of the winding roller (410).
12. The automatic fabric inspection system of claim 11, wherein a pressure sensor (850) is disposed on the second dancer (842) for detecting a force from the take-up roll (410) to which the second dancer (842) is subjected; wherein the adjusting driving part (830) is electrically connected with the pressure sensor (850) to adjust the distance between the center line of the second adjusting roller (842) and the center line of the wind-up roller (410) according to the detection result of the pressure sensor (850).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202211356150.7A CN116101823B (en) | 2022-11-01 | 2022-11-01 | Automatic fabric inspection system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211356150.7A CN116101823B (en) | 2022-11-01 | 2022-11-01 | Automatic fabric inspection system |
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| CN116101823A CN116101823A (en) | 2023-05-12 |
| CN116101823B true CN116101823B (en) | 2024-04-05 |
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| CN204453964U (en) * | 2015-02-12 | 2015-07-08 | 常州尼勒电缆有限公司 | Caterpillar-tractor |
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| CN110562790A (en) * | 2019-09-20 | 2019-12-13 | 瑞法诺(苏州)机械科技有限公司 | Constant tension cloth inspecting machine |
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204453964U (en) * | 2015-02-12 | 2015-07-08 | 常州尼勒电缆有限公司 | Caterpillar-tractor |
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| CN205100005U (en) * | 2015-11-03 | 2016-03-23 | 威海拓展纤维有限公司 | Visual inspection device of carbon fiber woven fabric |
| CN205209978U (en) * | 2015-11-09 | 2016-05-04 | 汕头市树业毛织有限公司 | Wool weaving cloth finished product rolling system |
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