CN209841716U - Plank edge detection device that bursts at edges - Google Patents
Plank edge detection device that bursts at edges Download PDFInfo
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- CN209841716U CN209841716U CN201822272480.3U CN201822272480U CN209841716U CN 209841716 U CN209841716 U CN 209841716U CN 201822272480 U CN201822272480 U CN 201822272480U CN 209841716 U CN209841716 U CN 209841716U
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- light source
- camera
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- detection device
- wood board
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Abstract
The utility model provides a plank edge detection device that collapses limit, which comprises a housin, the casing top outwards extends an upper mounting plate, the casing bottom outwards extends one and the lower platform that the upper mounting plate is corresponding, and is equipped with the detection zone that can pass through the sheet material between two platforms, detection zone top and detection zone below all are equipped with a camera towards the camera of detection zone, every camera is close to the casing direction and all is provided with a light source that shines to the sheet material edge, and is equipped with a shading unit between two light sources. The utility model discloses a device for detecting edge breakage of a wood board edge, which adopts an upper camera and a lower camera to simultaneously detect whether the edge of the upper surface and the lower surface of a sheet material has edge breakage; an upper light source and a lower light source are adopted, and a shading unit is arranged between the two light sources, so that light rays are prevented from directly irradiating the cameras at opposite positions while the cameras are supplemented with light; the light source is arranged between the camera and the shell, so that the light source can irradiate the edge of the wood board.
Description
Technical Field
The utility model belongs to the check out test set field especially relates to a plank edge detection device that collapses limit.
Background
In the plate processing, especially in the board processing, in order to ensure the attractiveness of the plate, paint is generally required to be coated on the board, and edge sealing treatment is performed on the edge of the board, wherein in the board edge sealing, edge sealing strips are adhered to the side wall of the edge of the board by using viscose, but in the edge sealing process, the use amount of the viscose is not convenient to control, so that redundant viscose overflows the area where the side wall of the board is located in the process of adhering the edge sealing strips to pollute the surface of the board;
in the process of processing or bonding the wood boards, the edges of the wood boards are stressed, and the edges of the wood boards are broken due to the phenomena of vibration and the like easily occurring in the process of processing the wood boards, so that the flatness of the wood boards and the attractiveness of the wood boards are influenced;
the camera is like image to the plank edge about utilizing now usually, later utilizes corresponding identification system to judge whether there is the defect at the plank edge, and need be at the camera formation of image in-process to plank edge light filling, but because scribble the paint vehicle on the plank usually for the plank surface is comparatively smooth, and the light source shines the back because light reflection forms the facula easily in the camera, leads to image quality relatively poor, makes later stage identification system cause the erroneous judgement easily.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at providing a plank edge detection device that bursts at an edge to whether the detection plank edge exists and bursts at an edge or spot.
In order to achieve the above purpose, the technical scheme of the utility model is realized like this:
the utility model provides a plank edge collapses limit detection device, includes the casing, the casing top outwards extends the upper mounting plate, the casing bottom outwards extends the lower platform corresponding with the upper mounting plate, and is equipped with the detection zone that can pass through the sheet material between two platforms, the upper mounting plate lower surface has set firmly the camera, and the lower platform upper surface has set firmly down the camera, and the nearly casing one side of every camera head rest all is provided with the light source that can shine to sheet material face edge and partial side, two be equipped with the shading unit between the light source, just the shading unit can block camera and the camera of light source direct irradiation down under the light source direct irradiation.
Furthermore, an upper light source bearing plate extends from the lower surface of the upper platform to the inside of the shell, a lower light source bearing plate extends from the upper surface of the lower platform to the inside of the shell, and the two light sources are respectively arranged on the two light source bearing plates.
Furthermore, the shading unit is arranged between the two light source bearing plates, and the two light sources are both arranged at one end of the two light source bearing plates close to the shading unit.
Furthermore, the shading unit comprises an upper shading surface and a lower shading surface, and one end of the upper shading surface is connected with the bottom end of the upper light source bearing plate and the other end extends in the direction of the detection area;
one end of the lower shading surface is connected with the top end of the lower light source bearing plate, and the other end of the lower shading surface extends towards the detection area.
Further, the upper shading surface and the lower shading surface are diffuse reflection surfaces.
Further, a switch bearing surface is arranged between the outer ends of the two light source bearing plates, and a first proximity switch and a second proximity switch are arranged on the switch bearing surface along the movement direction of the plate.
Furthermore, both sides of the two light sources are provided with side plates.
Further, the upper camera is arranged right above the lower camera.
Furthermore, the straight line where the two cameras are located is arranged between the two proximity switches.
Further, the light sources are all light-emitting panels.
Compared with the prior art, a plank edge detection device that bursts at edges has following advantage:
the utility model adopts the upper and lower cameras to image the edges of the upper and lower plate surfaces of the plate material simultaneously, and uses the upper and lower light sources to irradiate the plate surface, and the light sources irradiate the plate surface edge and partial side edges simultaneously, so that an included angle is formed between the light emitted by the light source and the light reflected by the plate surface and the light received by the camera, thereby ensuring that the camera only absorbs the light diffusely reflected by the plate surface, preventing the excessive light received by the camera and forming light spots;
the shading unit arranged between the two light sources is utilized to prevent light from being supplemented for the camera and prevent light from directly irradiating the camera at the opposite position;
the mode that the shading surface of the shading unit is obliquely arranged is adopted, so that the situation that wood dust in a processing workshop is accumulated on the shading surface to influence a light source to irradiate the wood board is prevented.
Drawings
The accompanying drawings, which form a part hereof, 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 without undue limitation. In the drawings:
FIG. 1 is an overall three-dimensional schematic view of a detection device;
FIG. 2 is a front view of the detecting device;
FIG. 3 is a side cross-sectional view of the detection apparatus.
Description of reference numerals:
11-upper camera; 12-lower camera; 21-upper light source; 61-upper light source carrying plate; 22-lower light source; 62-a lower light source carrier plate; 3-detection area; 5-a light shielding unit; 51-upper shading surface; 52-lower shading surface; 53-switch carrying surface; 41-upper platform; 42-a lower platform; 81-first proximity switch; 82-a second proximity switch; 7-side plate; 9-fixing the lug; 10-shell.
Detailed Description
It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
As shown in fig. 1 and fig. 3, an edge breakage detection device for wood board edges includes a housing 10, an upper camera 11 and a lower camera 12 for obtaining edge images of upper and lower surfaces of a wood board are disposed in the housing 10, a detection area 3 capable of allowing edges of the wood board to pass through is left between the two cameras, photosensitive members of the two cameras face the detection area 3, the upper camera 11 is disposed on an upper portion of the housing 10, the lower camera 12 is disposed on a lower portion of the housing 10, an upper light source 21 for supplementing light to the upper camera 11 is disposed on an upper portion of the housing 10, a lower light source 22 for supplementing light to the lower camera 12 is disposed on a lower portion of the housing 10, and a light shielding unit 5 is disposed between the upper light source 21 and the lower light source 22 to prevent light from affecting image acquisition of the lower camera 12 and light from the lower light source 22 from affecting image acquisition of the upper camera 11, and when the edges of the wood board pass through the area, the two cameras are respectively arranged right above the edge of the wood board and right below the edge of the wood board, the two light sources 21 and 22 are arranged on one sides of the cameras 11 and 12 close to the shell 10, or the light sources 21 and 22 are arranged on the side wall of the shell 10 and irradiate the edge of the board surface and part of the side edge of the wood board from the side, so that light rays cannot be reflected by the wood board and directly irradiate into a photosensitive element of the cameras, and light spots are prevented from appearing in imaging;
as shown in fig. 2, an upper platform 41 extends outward from the top of the housing 10, the upper camera 11 is fixed on the lower surface of the upper platform 41, a lower platform 42 corresponding to the upper platform 41 extends from the bottom of the housing 10, a photosensitive member of the lower camera 12 is fixed on the upper surface of the lower platform 42, and the two cameras 11, 12 are arranged oppositely or alternately;
as shown in fig. 3, an upper light source 21 bearing surface extends downwards from the lower surface of the upper platform 41 into the casing, the upper light source 21 is arranged on the upper light source 21 bearing surface, and irradiates light to the edge of the board surface of the board to be measured and the side surface of the board part; the lower surface of the upper platform 41 extends inwards, downwards and upwards to form a lower light source 22 bearing surface, the lower light source 22 is arranged on the lower light source 22 bearing surface and irradiates light to the edge direction of the wood board to be detected, and the upper light source 21 and the lower light source 22 are both arranged on the corresponding light source bearing plates 61 and 62 and close to one end of the shading unit 5, so that the shading effect of the shading unit 5 is ensured, the light is prevented from scattering, the light directly irradiates into the cameras 11 and 12, and the cameras 11 and 12 are influenced to obtain images;
the shading unit 5 comprises an upper shading surface 51 and a lower shading surface 52, optionally, the end part of the upper light source bearing plate 61 extends downwards to the direction of the wood board to form the upper shading surface 51, the end part of the lower light source bearing plate 62 extends upwards to the direction of the wood board to form the lower shading surface 52, and the two shading surfaces 51 and 52 are arranged in an inclined manner, so that sawdust, dust and the like in processing can naturally fall off, and the device is more convenient to clean in work; or optionally, the two light-shielding surfaces may also be parallel to each other and disposed between the two light sources 21 and 22, the two light sources 21 and 22 irradiate the edge of the upper (lower) surface of the wood board obliquely downward (upward), and a proper amount of gap is left between the two light sources 21 and 22 and the two light-shielding surfaces 51 and 52, so that light can irradiate on the wood board, and at the same time, the light cannot directly irradiate into the photosensitive elements of the cameras 11 and 12.
Optionally, a first proximity switch 81 and a second proximity switch 82 capable of sensing the wood board are arranged in the detection area 3 along the wood board movement direction, the wood board sequentially passes through the first proximity switch 81, the upper camera 12, the lower camera 12 and the second proximity switch 82 in the detection process, and the detection device is started and stopped by sensing the wood board through the proximity switches, or optionally, the detection device is timed through the relative speed of the wood board and the detection device and the length of the wood board, so that the detection device is automatically started when the wood board passes through the detection device, and is automatically stopped when the wood board passes through the detection device, or optionally, a manually controlled power supply is arranged to control the start and stop of the device;
a switch bearing surface 53 is disposed between the outer ends of the two light shading surfaces 51 and 52, and the two proximity switches 81 and 82 are disposed on the switch bearing surface 53.
The included angle between the upper light shading surface 51 and the upper light source bearing plate 61 is smaller than 90 degrees, the included angle between the lower light shading surface 52 and the lower light source bearing plate 62 is smaller than 90 degrees, and the two light shading surfaces 51 and 52 are provided with diffuse reflection coatings or treated by diffuse reflection to prevent light from being reflected into the camera.
A plank edge detection device that bursts at edges, still including setting up in the fixed ear 9 of 10 top both sides of casing for fix on the wall, or production facility.
Light source 21, 22 are the LED luminescent plate from top to bottom, just two light source 21, 22 both sides all are equipped with curb plate 7 to prevent that external light source from causing the influence to the camera, shelter from saw-dust or dust that external processing produced simultaneously.
The two cameras 11 and 12 are arranged oppositely, and the straight line where the two cameras 11 and 12 are located is arranged between the two proximity switches 81 and 82.
The utility model relates to a plank edge detection device that collapses limit, in work in addition plank moves to detection zone 3 through transmission, and the plank height is highly equal with first, second proximity switch 81, 82, when the plank is originated the section and passes through first proximity switch 81, the proximity switch senses the plank and passes through, the device starts, the plank passes through detection zone 3 under the conveyer belt motion, two cameras 11, 12 carry out image acquisition to the edges of the upper and lower surfaces of the plank, so as to process the image in the later stage, in the process of acquiring the image, shine the plank edge through two light sources 21, 22, so as to ensure sufficient light, and two light sources shine the plank face edge and part of side simultaneously, so that the included angle is formed between the light that the light source sent and the light that reflects through the plank and the light that the camera receives, so as to ensure that the camera only absorbs the light that the plank overflows and reflects, and excessive light received by the camera is prevented, and light spots are formed.
A plank edge detection device that collapses limit, can also set up on the arm at work, drive detection device overall movement through the arm for the plank edge takes place relative motion at the detection zone 3 of device, accomplishes the detection.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a plank edge detection device that bursts at edges which characterized in that: including casing (10), casing (10) top outwards extends upper mounting plate (41), casing (10) bottom outwards extends lower platform (42) corresponding with upper mounting plate (41), and is equipped with detection zone (3) that can pass through the sheet material between two platforms (41, 42), upper mounting plate (41) lower surface has set firmly camera (11), and lower platform upper surface has set firmly down camera (12), and just every camera (11, 12) are close to casing (10) one side and all are provided with light source (21, 22) that can shine to sheet material face edge and partial side, two be equipped with shading unit (5) between light source (21, 22), just shading unit (5) can block light source (21) and directly shine camera (11) down under camera (12) and light source (22) direct irradiation.
2. The wood board edge chipping detection device according to claim 1, characterized in that: an upper light source bearing plate (61) is obliquely extended from the lower surface of the upper platform (41) to the inside of the shell, a lower light source bearing plate (62) is obliquely extended from the upper surface of the lower platform (42) to the inside of the shell, and the two light sources (21 and 22) are respectively arranged on the two light source bearing plates (61 and 62).
3. The wood board edge chipping detection device according to claim 2, characterized in that: the shading unit (5) is arranged between the two light source bearing plates (61 and 62), the upper light source (21) is arranged at one end, close to the shading unit (5), of the upper light source bearing plate (61), and the lower light source (22) is arranged at one end, close to the shading unit (5), of the lower light source bearing plate (62).
4. The wood board edge chipping detection device according to claim 3, characterized in that: the shading unit (5) comprises an upper shading surface (51) and a lower shading surface (52), one end of the upper shading surface (51) is connected with the bottom end of the upper light source bearing plate (61), and the other end extends towards the direction of the detection area (3) in an inclined mode;
one end of the lower light shading surface (52) is connected with the top end of the lower light source bearing plate (62), and the other end of the lower light shading surface obliquely extends towards the detection area (3).
5. The wood board edge chipping detection device according to claim 4, wherein: the upper light shading surface (51) and the lower light shading surface (52) are diffuse reflection surfaces.
6. The wood board edge chipping detection device according to claim 3, characterized in that: a switch bearing surface (53) is arranged between the outer ends of the two light source bearing plates (61 and 62), and a first proximity switch (81) and a second proximity switch (82) are arranged on the switch bearing surface (53) along the movement direction of the plate.
7. The wood board edge chipping detection device according to claim 6, characterized in that: the upper camera (11) is arranged right above the lower camera (12).
8. The wood board edge chipping detection device according to claim 7, characterized in that: the straight line where the two cameras are located is arranged between the two proximity switches.
9. The wood board edge chipping detection device according to claim 1, characterized in that: the light sources (21, 22) are all light-emitting panels.
10. The wood board edge chipping detection device according to claim 1, characterized in that: both sides of the two light sources (21, 22) are provided with side plates (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822272480.3U CN209841716U (en) | 2018-12-29 | 2018-12-29 | Plank edge detection device that bursts at edges |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822272480.3U CN209841716U (en) | 2018-12-29 | 2018-12-29 | Plank edge detection device that bursts at edges |
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| Publication Number | Publication Date |
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| CN209841716U true CN209841716U (en) | 2019-12-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201822272480.3U Active CN209841716U (en) | 2018-12-29 | 2018-12-29 | Plank edge detection device that bursts at edges |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109540911A (en) * | 2018-12-29 | 2019-03-29 | 天津市协力自动化工程有限公司 | A kind of plank edge chipping detection device |
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2018
- 2018-12-29 CN CN201822272480.3U patent/CN209841716U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109540911A (en) * | 2018-12-29 | 2019-03-29 | 天津市协力自动化工程有限公司 | A kind of plank edge chipping detection device |
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