CN220340068U - Tangential imaging device of woven hook surface sticking tape - Google Patents
Tangential imaging device of woven hook surface sticking tape Download PDFInfo
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- CN220340068U CN220340068U CN202322002241.7U CN202322002241U CN220340068U CN 220340068 U CN220340068 U CN 220340068U CN 202322002241 U CN202322002241 U CN 202322002241U CN 220340068 U CN220340068 U CN 220340068U
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- tangential
- imaging device
- roller
- loop fastener
- motor
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- 238000003384 imaging method Methods 0.000 title claims abstract description 50
- 230000003287 optical effect Effects 0.000 claims abstract description 12
- 238000007599 discharging Methods 0.000 claims description 8
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 9
- 230000000694 effects Effects 0.000 abstract description 2
- 239000000428 dust Substances 0.000 description 7
- 238000001514 detection method Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000003203 everyday effect Effects 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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- Treatment Of Fiber Materials (AREA)
- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
Abstract
The utility model relates to a tangential imaging device of a woven hook surface sticking buckle tape, which comprises a support frame with a cuboid structure, wherein a support plate is connected to the support frame, two guide shaft brackets are connected to the support plate, a roller is connected between the two guide shaft brackets through a deep groove ball bearing, the surface of the roller is coated with the sticking buckle tape, one end of the roller is connected with a driving rotation unit, the upper top surface of the support frame is connected with a light feeding unit, an image acquisition unit is connected to the support frame, and the optical axis of the image acquisition unit is tangential to the surface of the sticking buckle tape to form tangential imaging; the optical axis of the camera is tangent to the surface of the sticking buckle belt coated on the surface of the roller to form tangential imaging, and the height characteristics of the sticking buckle belt form image information; the effect of the baffle can eliminate the influence between adjacent sticking buckles in the imaging process to form an imaging background of the sticking buckle, so that the imaging quality is ensured; the frequency converter can adjust the conveying speed of the fastening tape; the whole structure is simple and easy to process.
Description
Technical Field
The utility model belongs to the technical field of visual detection, and particularly relates to a tangential imaging device of a woven hook surface fastening tape.
Background
Fastening tapes are common in everyday life. In the production of fastening tapes, the quality is a very important part for both the enterprise and the consumer. At present, the surface quality of the sticking buckle belt is detected manually, but the manual detection has the problems of low precision, low efficiency and the like. Therefore, a machine vision-based surface quality detection method for the woven hook-and-loop fastener is provided, and image information is acquired through imaging to detect the surface quality of the fastener. However, through characteristic analysis of the woven hook surface fastening tape, the factors such as too close line spacing, surface reflection and the like of the hook surface fastening tape are found to influence the quality of image acquisition.
Disclosure of Invention
The utility model aims to provide a tangential imaging device for a woven hook-face fastening tape, which obtains a single-line image of the surface of the fastening tape through tangential imaging and solves the problem of lower imaging quality caused by factors such as too close line spacing of the fastening tape, surface reflection and the like in the prior art.
The technical scheme includes that the tangential imaging device of the woven hook surface fastening tape comprises a supporting frame of a cuboid structure, a supporting plate is connected to the supporting frame, two guide shaft supports are connected to the supporting plate, a roller is connected between the two guide shaft supports through a deep groove ball bearing, the fastening tape is wrapped on the surface of the roller, one end of the roller is connected with a driving rotation unit, the upper top surface of the supporting frame is connected with a light supply unit, an image acquisition unit is connected to the supporting frame, and an optical axis of the image acquisition unit is tangential to the surface of the fastening tape to form tangential imaging.
The utility model is also characterized in that:
the driving rotation unit comprises a motor fixedly connected with the supporting frame, and the output end of the motor is connected with the roller through a coupler.
The motor is connected to the supporting frame through a motor bracket.
The light supply unit comprises a light plate connected to the support frame, and a light bar connected to the light plate.
The image acquisition unit comprises a camera clamping plate fixedly connected with the upper top surface of the supporting frame, the camera clamping plate is fixedly connected with a camera, and the optical axis of the camera is tangent to the surface of the sticking buckle belt.
The side surfaces of the supporting frame are respectively connected with the dustproof plates, and the dustproof plates on the front side surface and the rear side surface are respectively provided with a feeding opening and a discharging opening.
The roller is characterized by further comprising a baffle, one end of the baffle is fixedly connected with the upper part of the supporting frame, and the other end of the baffle is connected with two adjacent rows of sticking buckle belts on the roller in a contact manner.
The baffle is a rigid opaque baffle with a thickness of millimeters.
The bottom of the supporting frame is connected with a bottom plate, the bottom plate is connected with a plc controller through a plc controller bracket, and the plc controller is sequentially connected with a motor driver, a frequency converter and a motor.
The beneficial effects of the utility model are as follows:
according to the tangential imaging device of the woven hook surface fastening tape, the optical axis of the camera is tangential to the surface of the fastening tape coated on the surface of the roller to form tangential imaging, and the height characteristics of the fastening tape form image information; the effect of the baffle can eliminate the influence between adjacent sticking buckles in the imaging process to form an imaging background of the sticking buckle, so that the imaging quality is ensured; the frequency converter can adjust the conveying speed of the fastening tape; the whole structure is simple and easy to process.
Drawings
FIG. 1 is a schematic view of a tangential imaging device of a woven hook and loop fastener of the present utility model;
FIG. 2 is a schematic view of the structure of an imaging device in a tangential imaging device of the woven hook and loop fastener of the present utility model;
FIG. 3 is a schematic view of the structure of a roller in a tangential imaging device of the woven hook and loop fastener of the present utility model;
FIG. 4 is a schematic view of the structure of the dust guard and the feed opening in the present utility model;
fig. 5 is a schematic structural view of a dust guard and a feed opening in the present utility model.
In the figure, motor 1, feed opening 2, feed opening 3, dust guard 4, 5, coupling, 6, deep groove ball bearing, 7, motor bracket, 8, braced frame, 9, guide shaft bracket, 10, roller, 11, light bar, 12, camera, 13, baffle, 14, camera splint, 15, light board, 16, motor driver, 17, converter, 18, plc controller, 19, bottom plate, 20, plc controller bracket, 21.
Detailed Description
The utility model will be described in detail below with reference to the drawings and the detailed description.
Example 1
The tangential imaging device of the woven hook surface sticking buckle tape comprises a supporting frame 8 with a cuboid structure, wherein the supporting frame 8 is connected with a supporting plate 21, two guide shaft supports 9 are connected to the supporting plate 21, a roller 10 is connected between the two guide shaft supports 9 through a deep groove ball bearing 6, the roller 10 can rotate relative to the guide shaft supports 9, the surface of the roller 10 is axially coated with the sticking buckle tape, one end of the roller 10 is connected with a driving rotation unit, the upper top surface of the supporting frame 8 is connected with a light supply unit, the supporting frame 8 is connected with an image acquisition unit, and the optical axis of the image acquisition unit is tangential to the surface of the sticking buckle tape to form tangential imaging.
In this embodiment, the driving rotation unit can drive the roller 10 to rotate, and then the image acquisition unit is used to acquire images of the fastening tape on the roller 10, and the optical axis of the image acquisition unit is tangential to the surface of the fastening tape, so that tangential imaging is obtained.
Example 2
On the basis of the embodiment 1, the driving rotation unit comprises a motor 1 fixedly connected with a supporting frame 8, the output end of the motor 1 is connected with a roller 10 through a coupler 5, and the motor 1 can drive the roller 10 to rotate.
The motor 1 is connected to the supporting frame 8 through the motor bracket 7, so that the overall stability can be improved, and screw connection can be adopted during connection.
Example 3
On the basis of embodiment 1, the light supplying unit comprises a light plate 15 connected to the supporting frame 8, a light bar 11 is connected to the light plate 15, and the light bar 11 can supplement light when the image collecting unit collects images. The image acquisition unit comprises a camera clamping plate 14 fixedly connected with the upper top surface of the supporting frame 8, a camera 12 is fixedly connected to the camera clamping plate 14, the optical axis of the camera 12 is tangential to the surface of the fastening tape, and the camera 12 shoots when the roller 10 runs, so that a dynamic shooting process is formed, and the imaging quality is ensured.
Example 4
On the basis of embodiment 1, the dust guard 4 is connected respectively to the side of braced frame 8, sets up feed opening 3, feed opening 2 respectively on the dust guard 4 of leading flank and trailing flank, and dust guard 4 can prevent that the dust from falling braced frame 8, influences imaging. After the sticking buckle tape is generated through a series of procedures, cutting is performed according to the specified length through cutting equipment, feeding is performed through the feeding port 2 directly from the cutting equipment, imaging and detection are performed on the roller 10 in a coating mode, after the detection of the sticking buckle tape is finished, discharging is performed through the discharging port 3, and the continuous feeding and discharging are achieved in a reciprocating mode.
Example 5
On the basis of embodiment 1, as shown in fig. 3, the device further comprises a baffle 13, one end of the baffle 13 is fixedly connected with the upper part of the supporting frame 8, the other end of the baffle is in contact connection with two adjacent rows of fastening tapes on the roller 10, the light plate 15 is arranged above the roller, the light bar 11 is arranged between the camera 12 and the baffle 13 to ensure imaging quality, the light bar 11 is arranged at the middle part right above the camera 12 and the baffle 13, continuous feeding and discharging are formed through rotation of the roller 10, and continuous imaging of the fastening tapes is realized.
The baffle 13 is a rigid opaque baffle with the thickness of 1 mm, and is convenient for being inserted into the fastening tape to be contacted with the bottom layer of the fastening tape.
Example 6
On the basis of the embodiment 1, the bottom of the supporting frame 8 is connected with a bottom plate 19, the bottom plate 19 is connected with a plc controller 18 through a plc controller bracket 20, and the plc controller 18 is sequentially connected with a motor driver 16, a frequency converter 17 and a motor 1. The PLC controller 18 is connected with the motor driver 16 through a flat cable, the motor driver 16 is connected with the motor 1 through the flat cable, the frequency converter 17 is connected with the stepping motor 1 through the flat cable, the PLC controller 18 adopts Siemens S7-1200PLC, the motor driver 16 is used for controlling unidirectional operation of the motor 1, the frequency converter 17 is used for realizing variable speed operation of the motor, the PLC controller 18 transmits signals to the motor driver 16 through high-speed pulse instructions, the motor driver 16 is used for controlling the motor 1 to operate at different rotating speeds, according to specific start-stop parameters set in the PLC controller 18, after a period of time, the PLC controller 18 transmits high-speed pulse signals to the motor driver 16, the motor driver 16 drives the motor 1 to start, the roller 10 starts to perform feeding and discharging tasks, the feeding work is completed, the motor 1 stops, and after the imaging of the flat buckle belt is completed, the motor 1 continues to start-stop operation in the same way.
The utility model relates to a tangential imaging device of a woven hook surface sticking buckle tape, which comprises the following working processes:
when feeding is carried out, the PLC 18 transmits high-speed pulse signals to the motor driver 16, the motor driver 16 drives the motor 1 to rotate, the frequency converter 17 is used for adjusting the rotation speed of the motor during feeding, the motor rotates slowly, after the feeding work is completed, the frequency converter 17 enables the motor to run at a constant speed at a normal speed through adjusting the power of the motor, the motor enables the roller 10 to rotate through the coupler 5, the roller 10 drives the coated fastening tape to rotate at the same speed, the baffle 13 is inserted between adjacent rows of the fastening tape, so that the influence between the adjacent fastening tapes in the imaging process can be eliminated, the optical axis of the camera 12 is tangent to the surface of the fastening tape coated on the roller 10, tangential imaging is formed, the height characteristics of the fastening tape form image information, the camera 12 shoots when the roller 10 runs, a dynamic shooting process is formed, a light strip 11 is arranged at the middle part right above the camera 12 and the baffle 13, continuous feeding and discharging are formed through the rotation of the roller 10, and continuous imaging of the fastening tape is realized.
According to the tangential imaging device for the woven hook-face fastening tape, the PLC 18 controls the working time of the motor 1, the frequency converter 17 controls the speed of the motor 1, the baffle 13 eliminates the influence between adjacent rows of the fastening tape, the optical axis of the camera 12 is tangential to the surface of the fastening tape to obtain the image information of the hook body, the imaging problem caused by the factors of too close row spacing, surface reflection and the like of the hook-face fastening tape in the prior art is solved, and the tangential imaging device is simple in overall structure and convenient to manufacture and install.
Claims (9)
1. The tangential imaging device of the woven hook surface fastening tape is characterized by comprising a supporting frame (8) of a cuboid structure, wherein a supporting plate (21) is connected to the supporting frame (8), two guide shaft supports (9) are connected to the supporting plate (21), rollers (10) are connected between the guide shaft supports (9) through deep groove ball bearings (6), fastening tapes are wrapped on the surfaces of the rollers (10), one end of each roller (10) is connected with a driving rotation unit, the upper top surface of the supporting frame (8) is connected with a light unit, an image acquisition unit is connected to the supporting frame (8), and the optical axis of the image acquisition unit is tangential to the surface of the fastening tape to form tangential imaging.
2. The tangential imaging device of the woven hook and loop fastener according to claim 1, wherein the driving rotation unit comprises a motor (1) fixedly connected to a supporting frame (8), and an output end of the motor (1) is connected to a roller (10) through a coupling (5).
3. The tangential imaging device of a woven hook and loop fastener according to claim 2, wherein the motor (1) is connected to the support frame (8) by a motor mount (7).
4. The tangential imaging device of a woven hook and loop fastener according to claim 1, wherein the light feeding unit comprises a light panel (15) attached to the support frame (8), the light panel (15) being connected to the light bar (11).
5. The tangential imaging device of the woven hook and loop fastener of claim 1, wherein the image acquisition unit comprises a camera clamping plate (14) fixedly connected with the upper top surface of the support frame (8), a camera (12) is fixedly connected with the camera clamping plate (14), and an optical axis of the camera (12) is tangential to the surface of the hook and loop fastener.
6. The tangential imaging device of the woven hook and loop fastener according to claim 1, wherein the side surfaces of the supporting frame (8) are respectively connected with a dust-proof plate (4), and the dust-proof plates (4) on the front side surface and the rear side surface are respectively provided with a feeding opening (3) and a discharging opening (2).
7. The tangential imaging device of the woven hook and loop fastener tape according to claim 1, further comprising a baffle (13), wherein one end of the baffle (13) is fixedly connected to the upper portion of the support frame (8), and the other end of the baffle is in contact connection with two adjacent rows of hook and loop fastener tapes on the roller (10).
8. The tangential imaging device of a woven hook and loop fastener tape of claim 7 wherein the baffle (13) is a rigid opaque baffle having a thickness of 1 millimeter.
9. The tangential imaging device of the woven hook and loop fastener according to claim 1, wherein the bottom of the supporting frame (8) is connected with a bottom plate (19), the bottom plate (19) is connected with a plc controller (18) through a plc controller bracket (20), and the plc controller (18) is sequentially connected with a motor driver (16), a frequency converter (17) and a motor (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322002241.7U CN220340068U (en) | 2023-07-27 | 2023-07-27 | Tangential imaging device of woven hook surface sticking tape |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322002241.7U CN220340068U (en) | 2023-07-27 | 2023-07-27 | Tangential imaging device of woven hook surface sticking tape |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220340068U true CN220340068U (en) | 2024-01-12 |
Family
ID=89446994
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322002241.7U Active CN220340068U (en) | 2023-07-27 | 2023-07-27 | Tangential imaging device of woven hook surface sticking tape |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220340068U (en) |
-
2023
- 2023-07-27 CN CN202322002241.7U patent/CN220340068U/en active Active
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