CN220154291U - Cloth rotation detection device - Google Patents
Cloth rotation detection device Download PDFInfo
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- CN220154291U CN220154291U CN202321257358.3U CN202321257358U CN220154291U CN 220154291 U CN220154291 U CN 220154291U CN 202321257358 U CN202321257358 U CN 202321257358U CN 220154291 U CN220154291 U CN 220154291U
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- cloth
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- carrier roller
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- 239000004744 fabric Substances 0.000 title claims abstract description 163
- 238000001514 detection method Methods 0.000 title claims abstract description 44
- 239000000463 material Substances 0.000 claims abstract description 13
- 210000002421 cell wall Anatomy 0.000 claims description 4
- 238000003825 pressing Methods 0.000 claims description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000007792 addition Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
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Abstract
The utility model discloses a cloth rotation detection device which comprises a frame, wherein a cloth placing roller, a cloth carrier roller and a cloth collecting roller are sequentially arranged along the feeding direction of cloth, and the cloth is conveyed to the cloth collecting roller by the cloth placing roller through the cloth carrier roller; the industrial camera for collecting the image is arranged above the frame through the support frame; the light source is arranged between the industrial camera and the frame, the light source is rotationally connected with the support frame and can move up and down along the support frame, and a positioning structure is also arranged between the two. The beneficial effects of the utility model are as follows: the cloth rotation detection device can adjust the position of the light source and the intersection of the light sources according to the materials of the cloth, avoid detection errors caused by different light reflections generated by different materials, and enable the data collected by an industrial camera to be more accurate and more accurate in detection. The cloth conveying device can compress conveyed cloth, and detection errors caused by tightness change of conveyed cloth due to linear speed change on the circumference of the cloth collecting roller are avoided.
Description
Technical Field
The utility model belongs to the technical field of cloth detection, and particularly relates to a cloth rotation detection device.
Background
Cloth detection is often applied to the clothing industry, and defects of the fabric are detected through the cloth, so that the production quality of the fabric is improved. The production line has high speed, the traditional detection method mostly adopts manual detection, the manual detection speed is low, the efficiency is low, and the problems of missed detection and error detection often occur. Although detection devices for detecting cloth by using industrial cameras are available on the market, because the reflective degrees of cloth made of different materials are different, under the condition that a light source is not good, the camera can acquire wrong information due to the contrast of light rays in the process of acquiring the cloth information, and thus, the accurate detection of the cloth information cannot be realized.
Disclosure of Invention
The utility model mainly aims to provide a cloth rotation detection device which can adjust the angle of a light source according to cloth materials and overcome acquisition errors caused by light contrast.
In order to achieve the above object, the present utility model provides the following technical solutions:
the cloth rotation detection device comprises a frame, wherein a cloth placing roller, a cloth carrier roller and a cloth collecting roller are sequentially arranged along the feeding direction of cloth, and the cloth is conveyed to the cloth collecting roller by the cloth placing roller through the cloth carrier roller; the industrial camera for collecting the image is arranged above the frame through the support frame; the light source is arranged between the industrial camera and the frame, the light source is rotationally connected with the support frame, the light source can move up and down along the support frame, and a positioning structure for positioning the light source and the support frame is arranged between the light source and the support frame.
When the cloth rotation detection device is used, the distance between the detection light source and the cloth and the detection angle between the light source and the cloth are submitted according to the material quality of the cloth, so that the information detected by an industrial camera is more accurate, and the detection of the cloth cannot be affected by acquisition errors caused by different material cloth reflection.
In the cloth rotation detection device, as a preferred embodiment, the support frame is perpendicular to the frame, and the light source is connected with the support frame through a light source fixing plate.
The support frame adopted by the utility model is in a U-shaped frame, and two ends of the U-shaped frame are fixedly connected with the frame.
In the cloth rotation detecting device, as a preferred embodiment, the length direction of the light source fixing plate is parallel to the width direction of the cloth, and the length of the light source fixing plate is greater than the width of the cloth.
The light source is arranged along the length direction of the light source fixing plate, the length of the light source fixing plate is larger than or equal to the width of the cloth, and therefore shadows can be prevented from being generated on the cloth, and the cloth can be fully illuminated.
In the cloth rotation detection device, as a preferred embodiment, a chute is provided in the height direction of the support frame, and the end of the light source fixing plate is slidably connected in the chute and can move up and down along the chute; and a limiting structure is arranged between the support frame and the light source fixing plate.
When the light source fixing plate is used, the height of the light source fixing plate is adjusted according to the light reflection condition of cloth materials, namely the light source fixing plate moves up and down along the sliding groove, and the angle between the light source and the cloth is adjusted by rotating the light source fixing plate, and the light source fixing plate is positioned by adopting a limiting structure when moving to a proper position.
Preferably, the tip of light source fixed plate pass through connecting rod sliding connection in the spout, correspond on two cell walls that the spout corresponds and be provided with first through-hole, the tip of connecting rod is provided with a plurality of second through-holes, a plurality of second through-holes round the circumference setting of connecting rod, the bolt passes first through-hole, second through-hole locking in proper order realizes the fixed of light source fixed plate.
After the position of the light source fixing plate is determined, the bolts penetrate through the first through holes and the second through holes, and then penetrate out of the other first through holes to be locked, so that the light source fixing plate is fixed.
In the cloth rotation detection device, as a preferred embodiment, the number of the cloth carrier rollers is a plurality of cloth materials, and the cloth materials are transported in a staggered manner along the upper part or the lower part of the cloth carrier rollers.
The cloth is transported alternatively along the upper or lower parts of the cloth carrier rollers, that is, the cloth passes over one cloth carrier roller and then passes under the adjacent cloth carrier roller, so as to tighten the cloth.
In one preferred embodiment, the cloth rotation detecting device further includes an encoder, and the encoder is disposed on the cloth carrier roller and is used for detecting a conveying speed of the cloth.
In the cloth rotation detection device, as a preferred embodiment, the detection device further comprises a cloth tightening carrier roller, wherein the cloth tightening carrier roller is positioned right above the cloth tightening carrier roller, and a gap for cloth to pass through is arranged between the cloth tightening carrier roller and the cloth tightening carrier roller;
the tightening cloth carrier roller is arranged on the frame through a mounting frame, and a pressing device for pressing the tightening cloth carrier roller is arranged on the mounting frame.
Preferably, two ends of the tightening cloth carrier roller are rotatably connected with the mounting frame through bearings;
the bolts vertically penetrate through the mounting frame and are locked with the frame to fix the mounting frame, and the mounting frame can move up and down along the bolts; a spring is sleeved on the bolt above the mounting frame and is in a compressed state.
The spring in the compression state always has downward acting force on the mounting frame, so that the cloth tightening carrier roller has extrusion effect on cloth.
The beneficial effects of the utility model are as follows: the cloth rotation detection device can adjust the position of the light source and the intersection of the light sources according to the materials of the cloth, avoid detection errors caused by different light reflections generated by different materials, and enable the data collected by an industrial camera to be more accurate and more accurate in detection.
The cloth rotating detection device is provided with the cloth tightening carrier roller, so that the conveyed cloth can be compressed, and detection errors caused by tightness change of the conveyed cloth due to linear speed change on the circumference of the cloth collecting roller are avoided.
Drawings
Fig. 1 is a schematic structural diagram of a cloth rotation detecting device according to embodiment 1 of the present utility model;
FIG. 2 is an enlarged view of FIG. 1A;
FIG. 3 is an enlarged view of FIG. 1B;
in the figure: 1. a frame; 2. cloth collecting rollers; 3. cloth carrier rollers; 4. placing cloth on a roller; 5. an industrial camera; 6. a light source; 7. a support frame; 8. a light source fixing plate; 9. a connecting plate; 10. an arc-shaped through hole; 11. tightening the cloth carrier roller; 12. a mounting frame; 13. a bolt; 14. and (3) a spring.
Detailed Description
In order that those skilled in the art will better understand the present utility model, a technical solution of embodiments of the present utility model will be clearly and completely described in the following description with reference to examples, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present utility model without making any inventive effort, shall fall within the scope of the present utility model.
In the present utility model, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal" and the like indicate an azimuth or a positional relationship based on that shown in the drawings. These terms are only used to better describe the present utility model and its embodiments and are not intended to limit the scope of the indicated devices, elements or components to the particular orientations or to configure and operate in the particular orientations.
Also, some of the terms described above may be used to indicate other meanings in addition to orientation or positional relationships, for example, the term "upper" may also be used to indicate some sort of attachment or connection in some cases. The specific meaning of these terms in the present utility model will be understood by those of ordinary skill in the art according to the specific circumstances.
Example 1
As shown in fig. 1: the cloth rotation detection device comprises a frame 1, wherein a cloth placing roller 4, a cloth carrier roller 3 and a cloth collecting roller 2 are sequentially arranged along the feeding direction of cloth, and the cloth is conveyed to the cloth collecting roller 2 by the cloth placing roller 4 through the cloth carrier roller 3; the industrial camera 5 for collecting the image is arranged above the frame 1 through a support frame 7; the light source 6 is arranged between the industrial camera 5 and the frame 1, the light source 6 is rotationally connected with the support frame 7, the light source 6 can move up and down along the support frame 7, and a positioning structure for positioning the light source 6 and the support frame 7 is arranged between the light source 6 and the support frame 7.
The support frame 7 described in this embodiment is a "U" shaped support frame 7, and two ends of the "U" shaped support frame 7 are fixedly connected with the frame 1 vertically. The light source 6 is connected with the supporting frame 7 through a light source fixing plate 8.
The light source fixing plate 8 is connected to the supporting frame 7 in the following manner: the length direction of the light source fixing plate 8 is parallel to the width direction of the cloth, and the length of the light source fixing plate 8 is equal to or greater than the width of the cloth (the length of the light source fixing plate 8 in this embodiment is equal to the width of the cloth). A chute is arranged in the height direction of the support frame 7, and the end part of the light source fixing plate 8 is connected in the chute in a sliding way through a connecting rod and can move up and down along the chute; the two corresponding cell walls of spout are provided with first through-hole (first through-hole extends along the direction of height of cell wall) on the correspondence, and the tip of connecting rod is provided with a plurality of second through-holes, and a plurality of second through-holes are around the circumference setting of connecting rod. According to the material adjustment light source fixed plate 8 of cloth, the angle of rotatory light source fixed plate 8, after the position is confirmed, adopt bolt 13 to pass first through-hole, second through-hole locking in proper order and realize the fixed of light source fixed plate 8.
The light source fixing plate 8 of the cloth rotation detection device and the supporting frame 7 may be connected in the following manner: as shown in fig. 3, a connecting plate 9 is arranged on the U-shaped supporting frame 7, and the plate surface of the connecting plate 9 is in sliding connection with the end part of the light source fixing plate 8 through a bolt 13. The specific sliding mode is as follows: an arc through hole 10 is arranged on the plate surface of the connecting plate 9, and bolts 13 are sequentially inserted into the arc through hole 10 and the end part of the light source fixing plate 8 to lock so as to fix the light source fixing plate 8.
When the light source fixing plate 8 needs to be adjusted, the bolt 13 is unscrewed, so that the light source fixing plate 8 slides along the arc-shaped through hole 10 to adjust the height and the light source angle of the light source fixing plate 8, and the bolt 13 is screwed for fixing after the position is determined.
In order to facilitate the conveying of cloth, the number of cloth carrier rollers 3 is a plurality, the cloth is conveyed alternately along the upper part or the lower part of the cloth carrier rollers 3, and an encoder for detecting the conveying speed of cloth covers is arranged on one of the cloth carrier rollers 3.
Because the linear speed of the cloth collecting roller 2 changes along with the increase of the diameter of the cloth collecting roller 2 (more and more cloth is collected), in order to avoid detection errors caused by the change of tightness of cloth conveying caused by the change of the linear speed on the circumference of the cloth collecting roller 2, a cloth tightening carrier roller 11 is arranged right above one of the cloth carrier rollers 3, and a gap for cloth passing is arranged between the cloth tightening carrier roller 11 and the cloth carrier roller 3 as shown in fig. 2. As a preferred embodiment, the cloth tightening idler 11 is mounted on the frame 1 through a mounting frame 12, two ends of the cloth tightening idler 11 are rotatably connected with the mounting frame 12 through bearings, bolts 13 vertically penetrate through the mounting frame 12 and are locked with the frame 1 to fix the mounting frame 12 (the cloth tightening idler 3 below the cloth tightening idler 11 has upward supporting force on the cloth tightening idler, so that the cloth tightening idler can be suspended), and the mounting frame 12 can move up and down along the bolts 13; the bolts 13 above the mounting frame 12 are sleeved with springs 14, the springs 14 are in a compressed state, and the springs 14 in the compressed state always have downward acting force on the mounting frame 12, so that the cloth tightening carrier roller 11 has an extrusion effect on cloth.
The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that modifications and additions may be made to those skilled in the art without departing from the method of the present utility model, which modifications and additions are also to be considered as within the scope of the present utility model.
Claims (9)
1. The cloth rotation detection device is characterized by comprising a rack, wherein a cloth placing roller, a cloth carrier roller and a cloth collecting roller are sequentially arranged along the feeding direction of cloth, and the cloth is conveyed to the cloth collecting roller by the cloth placing roller through the cloth carrier roller;
the industrial camera for collecting the image is arranged above the frame through the support frame;
the light source is arranged between the industrial camera and the frame, the light source is rotationally connected with the support frame, the light source can move up and down along the support frame, and a positioning structure for positioning the light source and the support frame is arranged between the light source and the support frame.
2. The cloth swing detecting device according to claim 1, wherein the supporting frame is arranged perpendicular to the frame, and the light source is connected to the supporting frame through a light source fixing plate.
3. The cloth gyration detection apparatus according to claim 2, wherein the length direction of the light source fixing plate is parallel to the width direction of the cloth, and the length of the light source fixing plate is equal to or greater than the width of the cloth.
4. The cloth rotation detection device according to claim 2, wherein a chute is arranged in the height direction of the support frame, and the end part of the light source fixing plate is slidably connected in the chute and can move up and down along the chute; and a limiting structure is arranged between the support frame and the light source fixing plate.
5. The cloth gyration detection device of claim 4, wherein the tip of light source fixed plate passes through the connecting rod sliding connection in the spout, be provided with first through-hole on two cell walls that the spout corresponds, the tip of connecting rod is provided with a plurality of second through-holes, and a plurality of second through-holes are around the circumference setting of connecting rod, and the bolt passes first through-hole, second through-hole locking in proper order realizes the fixed of light source fixed plate.
6. The cloth rotation detection device according to claim 1, wherein the number of the cloth carrier rollers is a plurality of cloth materials which are transported in a staggered manner along the upper or lower direction of the cloth carrier rollers.
7. The cloth turning detection device of claim 6, further comprising an encoder disposed on the cloth carrier roller for detecting a conveying speed of the cloth.
8. The cloth rotation detection device according to claim 6, further comprising a cloth tightening carrier roller, wherein the cloth tightening carrier roller is located right above the cloth tightening carrier roller, and a gap for cloth to pass through is arranged between the cloth tightening carrier roller and the cloth tightening carrier roller;
the tightening cloth carrier roller is arranged on the frame through a mounting frame, and a pressing device for pressing the tightening cloth carrier roller is arranged on the mounting frame.
9. The cloth rotation detection device according to claim 8, wherein two ends of the cloth tightening carrier roller are rotatably connected with the mounting frame through bearings;
the bolts vertically penetrate through the mounting frame and are locked with the frame to fix the mounting frame, and the mounting frame can move up and down along the bolts; a spring is sleeved on the bolt above the mounting frame and is in a compressed state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321257358.3U CN220154291U (en) | 2023-05-23 | 2023-05-23 | Cloth rotation detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321257358.3U CN220154291U (en) | 2023-05-23 | 2023-05-23 | Cloth rotation detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220154291U true CN220154291U (en) | 2023-12-08 |
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ID=89010449
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321257358.3U Active CN220154291U (en) | 2023-05-23 | 2023-05-23 | Cloth rotation detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220154291U (en) |
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2023
- 2023-05-23 CN CN202321257358.3U patent/CN220154291U/en active Active
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