CN210243520U - Self-adjusting artificial board double-sided visual detection device - Google Patents
Self-adjusting artificial board double-sided visual detection device Download PDFInfo
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- CN210243520U CN210243520U CN201921258304.2U CN201921258304U CN210243520U CN 210243520 U CN210243520 U CN 210243520U CN 201921258304 U CN201921258304 U CN 201921258304U CN 210243520 U CN210243520 U CN 210243520U
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Abstract
The utility model discloses a two-sided visual detection device of self-interacting wood-based plate, including the base, be equipped with support, conveyer belt on the base, the scanning camera that reaches the standard grade all is equipped with the light source of going up on the both sides of wood-based plate advancing direction on the conveyer belt along the scanning camera that reaches the standard grade, rolls off the production line scanning camera and all is equipped with the light source of rolling off the production line along the both sides of wood-based. The utility model discloses a range finding sensor and driving motor linkage cooperation, can be according to the projection angle of the artificial plate thickness automatically regulated line light source in line scanning camera below, degree of automation is high, and simultaneously, the route of marcing through three guide roll change conveyer belt, the conveyer belt that makes the top forms recessed accommodation space to line scanning camera and line light source down in the installation, only need set up a motor and drive the conveyer belt operation, the cost is lower, and because the conveyer belt is complete continuous structure, the conveyer belt synchronous motion completely of accommodation space both sides.
Description
Technical Field
The utility model relates to an automated inspection technical field, concretely relates to two-sided visual detection of self-interacting wood-based plate device.
Background
The surface detection of the artificial board is an important link for guaranteeing the quality of the artificial board, and with the increasingly wide application of artificial boards such as particle boards and fiber boards, how to perform surface detection on the artificial board with high quality and high efficiency becomes increasingly important.
The common surface defects of the artificial board comprise stains, scratches, crevasses, bulges, chromatic aberration and the like, the traditional manual detection efficiency is low, and the condition of omission is easy to occur, so that a detection device based on the machine vision principle appears in the market, the surface images of the artificial board are collected through an image collection device and are transmitted to a control device for image processing, and the surface defects of the artificial board are automatically identified. However, the existing detection devices generally have the following disadvantages:
1. the image acquisition equipment of the detection device is usually selected as a line scanning camera, line light sources are arranged on two sides of the line scanning camera, and when a shooting surface of the line scanning camera and a projection surface of the line light sources are just intersected on the surface of an artificial board, images with the best quality can be acquired, so that when the artificial boards with different thicknesses are detected, the angle of the line light sources above the artificial board needs to be adjusted to adjust the intersection position on the upper surface of the artificial board, but the existing line light sources above the artificial board lack an automatic adjusting mechanism, and the angle of the line light sources on two sides of the line scanning camera above the artificial board needs to be manually adjusted respectively, so that the operation is inconvenient;
2. the existing detection device can only detect the upper side surface of the artificial board usually, and a small number of detection devices capable of detecting the upper side surface and the lower side surface of the artificial board adopt two sets of conveyor belts arranged at intervals in the advancing direction of the artificial board, and a line scanning camera below collects images on the lower surface of the artificial board through gaps between the two conveyor belts, but needs to be provided with two motors to drive the two sets of conveyor belts to run, so that the cost is high, and the synchronism of the two sets of conveyor belts is difficult to adjust uniformly.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a two-sided visual detection device of self-interacting wood-based plate.
In order to realize the purpose of the utility model, the utility model adopts the following technical scheme:
a self-adjusting artificial board double-sided visual detection device comprises a base, wherein a bracket, a conveyor belt and an online scanning camera are arranged on the base, the two sides of the upper line scanning camera along the advancing direction of the artificial board on the conveyor belt are provided with an upper line light source and a lower line scanning camera, the lower line scanning camera is provided with lower line light sources at two sides along the advancing direction of the artificial boards on the conveyor belt, two ends of each upper line light source are provided with connecting rods, the end part of the upper line light source is fixedly connected with the bottom of the connecting rod, the bracket is fixedly provided with fixed blocks corresponding to the number and the positions of the connecting rods, a rotating shaft is arranged between the two connecting rods at the two ends of each upper line light source, the tops of the two connecting rods are fixedly connected with the rotating shaft and hinged with the fixed blocks through the rotating shaft, so that the on-line light source can rotate along an axis perpendicular to the advancing direction of the artificial board, and the end parts of the two rotating shafts are connected with driving motors;
the distance measuring sensor is fixed on the bracket and suspended above the artificial board, the distance measuring sensor is arranged close to the online scanning camera, and the distance measuring sensor, the driving motor and the control equipment are electrically connected so as to adjust the online light source angle according to the thickness of the artificial board;
the guide rollers are three and distributed in a triangular shape, so that the conveying belt positioned above the guide rollers forms a concave accommodating space, and the offline scanning camera and the offline light source are positioned in the accommodating space.
As a further improved technical scheme of the utility model, be equipped with the mount pad on the base to bearing installation driving motor.
As a further improved technical scheme of the utility model, the line scanning camera, the line light source and support fixed connection down.
As a further improved technical scheme of the utility model, distance measuring sensor is ultrasonic ranging sensor.
As a further improved technical scheme of the utility model, the line scanning camera passes through lead screw and leg joint.
As the utility model discloses further modified technical scheme, the light source of going up the production line, the light source of going off the production line are the linear focusing light source of LED, the scanning camera of going up the production line, the scanning camera of going off the production line are linear array CCD camera.
Compared with the prior art, the utility model discloses a technological effect lies in:
1. the utility model can automatically adjust the projection angle of the upper line light source according to the thickness of the artificial plate below the upper line scanning camera through the linkage and matching of the distance measuring sensor and the driving motor, and has high automation degree;
2. the travelling path of the conveyor belt is changed through the three guide rollers, the conveyor belt above the conveyor belt is enabled to form a concave containing space, the lower line scanning camera and the lower line light source are installed, the conveyor belt is driven to operate only by arranging one motor, the cost is low, and the conveyor belt on two sides of the containing space runs completely and synchronously due to the fact that the conveyor belt is of a complete and continuous structure.
Drawings
Fig. 1 is a schematic front view of a double-sided visual inspection device for a self-adjusting artificial board according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of a side view of a self-adjusting artificial board double-sided vision inspection apparatus according to an embodiment of the present invention;
fig. 3 is a schematic top view of a self-adjusting artificial board double-sided visual inspection device according to an embodiment of the present invention.
Detailed Description
The present invention will be described in detail below with reference to specific embodiments shown in the drawings. However, these embodiments are not intended to limit the present invention, and structural, methodical, or functional changes that may be made by one of ordinary skill in the art based on these embodiments are all included in the scope of the present invention.
The following provides an embodiment of the present invention:
referring to fig. 1 to 3, a self-adjusting artificial board double-sided visual inspection device comprises a base 1, wherein a support 2, a conveyor belt 3 and an upper line scanning camera 4 are arranged on the base 1, the upper line scanning camera 4 is provided with upper line light sources 6 and a lower line scanning camera 7 along two sides of the advancing direction of an artificial board 5 on the conveyor belt 3, the lower line scanning camera 7 is provided with lower line light sources 8 along two sides of the advancing direction of the artificial board 5 on the conveyor belt 3, two ends of each upper line light source 6 are provided with connecting rods 9, the end parts of the upper line light sources 6 are fixedly connected with the bottoms of the connecting rods 9, fixed blocks 10 are fixedly arranged on the support 2 corresponding to the connecting rods 9 in number and positions, a rotating shaft 11 is arranged between the two connecting rods 9 at two ends of each upper line light source 6 (torque is transmitted through the rotating shaft 11, so that the two ends of the upper, the tops of the two connecting rods 9 are fixedly connected with the rotating shafts 11 and hinged with the fixed block 10 through the rotating shafts 11, so that the online light source 6 can rotate along an axis perpendicular to the advancing direction of the artificial board 5, and the end parts of the two rotating shafts 11 are connected with driving motors 12;
the distance measuring sensor 13 is fixed on the bracket 2 and suspended above the artificial board 5, the distance measuring sensor 13 is arranged close to the online scanning camera 4, and the distance measuring sensor 13 and the driving motor 12 are electrically connected with a control device (not shown) so as to adjust the angle of the online light source 6 according to the thickness of the artificial board 5;
the guide rollers 14, the guide rollers 14 are three, and the three guide rollers 14 are distributed in a triangular shape, so that the conveyor belt 3 above the guide rollers forms a concave accommodating space, and the offline scanning camera 7 and the offline light source 8 are located in the accommodating space.
Note that the direction perpendicular to the direction in which the artificial board 5 travels refers to the depth direction of the viewing angle shown in fig. 1.
The utility model discloses wait to detect wood-based plate 5 and remove on conveyer belt 3 during the use, through line scanning camera 4, carry out image acquisition to the upper and lower surface of wood-based plate 5 respectively when line scanning camera 7 rolls off the production line, carry out image processing in the image transmission of collection to the controlgear, the automatic identification goes out the surface defect of wood-based plate 5.
When the artificial boards 5 with different thicknesses are detected, the angles of the line light sources 6 need to be adjusted, the distance measuring sensor 13 collects the thickness parameters of the artificial boards 5 and feeds the thickness parameters back to the control equipment, and the control equipment drives the two line light sources 6 to rotate through the two driving motors 12 respectively according to the thickness parameters of the artificial boards 5, so that the shooting surface of the line scanning camera 4 and the projection surfaces of the two line light sources 6 are just intersected on the upper surfaces of the artificial boards 5, and the quality of collected images is ensured.
And no matter how the thickness of the artificial board 5 is changed, the distance between the lower surface of the artificial board 5 and the offline scanning camera 7 and the offline light source 8 is not changed, so the offline scanning camera 7 and the offline light source 8 can be continuously installed in the existing fixed mode.
Further, the base 1 is provided with a mounting seat 15 for supporting and mounting the driving motor 12. Of course, in other embodiments, the driving motor 12 may be mounted in other manners, for example, a bearing rod of the driving motor 12 is welded to the bracket 2, and the driving motor 12 may be fixedly mounted.
Further, the offline scanning camera 7 and the offline light source 8 are fixedly connected with the bracket 2. It should be noted that the support 2 includes a bearing rod (not shown) perpendicular to the direction of the artificial board 5, and the lower line scanning camera 7 and the lower line light source 8 are fixed on the bearing rod. In other embodiments, the vertical rod extending upward from the base 1 can be used to fix the down-line scanning camera 7 and the down-line light source 8.
Further, the distance measuring sensor 13 is an ultrasonic distance measuring sensor 13.
Further, the line scanning camera 4 is connected with the bracket 2 through a screw rod 16. The height of the line scanning camera 4 can be adjusted by rotating the lead screw 16.
Further, the online light source 6 and the offline light source 8 are LED linear focusing light sources, and the online scanning camera 4 and the offline scanning camera 7 are linear array CCD cameras.
Compared with the prior art, the utility model discloses a technological effect lies in:
the utility model can automatically adjust the projection angle of the upper line light source 6 according to the thickness of the artificial board 5 below the upper line scanning camera 4 through the linkage and matching of the distance measuring sensor 13 and the driving motor 12, and has high automation degree;
the travelling path of the conveyor belt 3 is changed through the three guide rollers 14, the conveyor belt 3 above the guide rollers forms a concave accommodating space, the lower line scanning camera 7 and the lower line light source 8 are installed, only one motor is needed to drive the conveyor belt 3 to operate, the cost is low, and the conveyor belts 3 on the two sides of the accommodating space run completely and synchronously due to the fact that the conveyor belt 3 is of a complete and continuous structure.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may be modified or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (6)
1. A self-adjusting artificial board double-sided visual detection device comprises a base, wherein a support, a conveyor belt and an upper line scanning camera are arranged on the base, the upper line scanning camera is provided with upper line light sources along two sides of the advancing direction of the artificial board on the conveyor belt, the lower line scanning camera is provided with lower line light sources along two sides of the advancing direction of the artificial board on the conveyor belt, the self-adjusting artificial board double-sided visual detection device is characterized in that two ends of each upper line light source are provided with connecting rods, the end parts of the upper line light sources are fixedly connected with the bottoms of the connecting rods, fixed blocks are fixedly arranged on the support corresponding to the number and the positions of the connecting rods, a rotating shaft is arranged between the two connecting rods at the two ends of each upper line light source, the tops of the two connecting rods are fixedly connected with the rotating shaft and hinged with the fixed blocks, the end parts of the two rotating shafts are connected with driving motors;
the distance measuring sensor is fixed on the bracket and suspended above the artificial board, the distance measuring sensor is arranged close to the online scanning camera, and the distance measuring sensor, the driving motor and the control equipment are electrically connected so as to adjust the online light source angle according to the thickness of the artificial board;
the guide rollers are three and distributed in a triangular shape, so that the conveying belt positioned above the guide rollers forms a concave accommodating space, and the offline scanning camera and the offline light source are positioned in the accommodating space.
2. The device for visual inspection of both sides of an artificial board by self-adjustment according to claim 1, wherein the base is provided with a mounting seat for supporting and mounting a driving motor.
3. The device of claim 1, wherein the offline scanning camera and the offline light source are fixedly connected to the support.
4. The device for self-adjusting artificial board double-sided visual inspection according to claim 1, wherein the distance measuring sensor is an ultrasonic distance measuring sensor.
5. The device for self-adjusting artificial board double-sided visual inspection according to claim 1, wherein the line scanning camera is connected with the bracket through a lead screw.
6. The device of claim 1, wherein the line-up and line-down light sources are LED linear focusing light sources, and the line-up and line-down scanning cameras are line CCD cameras.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921258304.2U CN210243520U (en) | 2019-08-06 | 2019-08-06 | Self-adjusting artificial board double-sided visual detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921258304.2U CN210243520U (en) | 2019-08-06 | 2019-08-06 | Self-adjusting artificial board double-sided visual detection device |
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| Publication Number | Publication Date |
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| CN210243520U true CN210243520U (en) | 2020-04-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921258304.2U Active CN210243520U (en) | 2019-08-06 | 2019-08-06 | Self-adjusting artificial board double-sided visual detection device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114390172A (en) * | 2021-12-31 | 2022-04-22 | 广西慧云信息技术有限公司 | Device for automatically adjusting angle of auxiliary light source of line scanning camera according to thickness of artificial board |
| CN114441553A (en) * | 2022-04-11 | 2022-05-06 | 深圳市鹰眼在线电子科技有限公司 | Mini LED detection structure with self-adjusting light source |
-
2019
- 2019-08-06 CN CN201921258304.2U patent/CN210243520U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114390172A (en) * | 2021-12-31 | 2022-04-22 | 广西慧云信息技术有限公司 | Device for automatically adjusting angle of auxiliary light source of line scanning camera according to thickness of artificial board |
| CN114390172B (en) * | 2021-12-31 | 2024-01-05 | 广西慧云信息技术有限公司 | Device for automatically adjusting angle of auxiliary light source of line scanning camera according to thickness of artificial board |
| CN114441553A (en) * | 2022-04-11 | 2022-05-06 | 深圳市鹰眼在线电子科技有限公司 | Mini LED detection structure with self-adjusting light source |
| CN114441553B (en) * | 2022-04-11 | 2022-07-12 | 深圳市鹰眼在线电子科技有限公司 | Mini LED detection structure with self-adjusting light source |
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