CN216323465U - Cylindrical metal single-rod surface visual detection device - Google Patents
Cylindrical metal single-rod surface visual detection device Download PDFInfo
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- CN216323465U CN216323465U CN202220513017.7U CN202220513017U CN216323465U CN 216323465 U CN216323465 U CN 216323465U CN 202220513017 U CN202220513017 U CN 202220513017U CN 216323465 U CN216323465 U CN 216323465U
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Abstract
The utility model discloses a cylindrical metal single-rod surface visual detection device which comprises a rack, a feeding mechanism, a transfer mechanism, an end surface defect visual detection mechanism and a cylindrical surface defect visual detection mechanism, wherein the feeding mechanism, the end surface defect visual detection mechanism and the cylindrical surface defect visual detection mechanism are sequentially arranged, the transfer mechanism comprises a stroke support, a horizontal moving plate movably connected to the stroke support, a vertical moving plate movably connected to the horizontal moving plate and a transfer clamping jaw sucker connected to the vertical moving plate, and the stroke support is respectively arranged in parallel with the feeding mechanism, the end surface defect visual detection mechanism and the cylindrical surface defect visual detection mechanism. The suction type transfer of the transfer clamping jaw and the sucker does not damage the cylindrical metal single rod, can effectively improve the detection efficiency, and improves the detection accuracy of the end surface defect visual detection mechanism and the cylindrical surface defect visual detection mechanism on the cylindrical metal single rod.
Description
Technical Field
The utility model relates to the technical field of visual surface defect detection, in particular to a cylindrical metal single-rod surface visual detection device.
Background
In the nuclear industry, the surface appearance of a metal single rod needs to be detected, and usually, the detection is mainly used for detecting whether the surface appearance detection problems of flaws, dirt, scratches, cracks, dust and the like exist on the surface of the metal single rod, the surface defect detection of a small metal single rod is usually carried out in a manual visual inspection mode, a standard sample product passing the detection can be selected as a reference object by manual detection and is limited by the influence of human subjective factors and the resolution capability of human eyes, the deviation of the detection result is large, and partial defective metal single rods are mixed into a qualified metal single rod stack, so that industrial accidents are caused; and qualified metal single rods can be classified into a defective metal single rod stack, and the phase change increases the production cost of the metal single rods.
The prior visual detection device for the surface of the cylindrical metal single rod has the following defects: 1. the surface visual detection of the cylindrical metal single rod is required to be simultaneously subjected to cylindrical surface detection and end surface detection, the qualification of the cylindrical metal single rod is judged, and the material kicking is carried out, and the detection mode has redundant steps, and the next step is not needed after any one of the cylindrical surface or the end surface is unqualified; 2. the feeding mode of the cylindrical metal single rod entering the visual detection has the defects of inaccurate feeding position and complex feeding action, and can cause the reduction of the detection efficiency and the inaccurate detection result of the cylindrical metal single rod; 3. the cylindrical surface detection and end surface detection mechanism has lower detection precision on the cylindrical metal single rod.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems, the technical scheme provided by the utility model is as follows:
the utility model provides a cylindrical metal single-rod surface visual inspection device, includes frame, feed mechanism, moves and carries mechanism, end surface defect visual inspection mechanism and cylinder defect visual inspection mechanism, feed mechanism end surface defect visual inspection mechanism with cylinder defect visual inspection mechanism sets gradually, it includes stroke support and swing joint to move the mechanism horizontal translation board on the stroke support, swing joint are in move the board perpendicularly on the horizontal translation board and connect move and carry the clamping jaw sucking disc on the board perpendicularly, the stroke support respectively with feed mechanism end surface defect visual inspection mechanism with cylinder defect visual inspection mechanism sets up in parallel.
The utility model is further arranged that the feeding mechanism comprises a feeding point, the end surface defect visual detection mechanism comprises an end surface detection point, the cylindrical surface defect visual detection mechanism comprises a cylindrical surface detection point, and the shifting clamping jaw sucker sequentially passes through the feeding point, the end surface detection point and the cylindrical surface detection point.
The utility model is further provided with a first power source arranged on the stroke support, the first power source drives the horizontal moving plate to horizontally move, a second power source and a guide rod are arranged on the horizontal moving plate, and the second power source drives the vertical moving plate to vertically move on the guide rod.
The utility model is further provided with a fixed platform on the vertical moving plate, and the moving clamping jaw sucker is fixed on the fixed platform.
The utility model is further provided with the end surface defect visual detection mechanism arranged on two sides of the end surface detection point, the end surface defect visual detection mechanism comprises an area array camera and a first light source module, the area array camera is provided with a microspur high-definition lens, and the area array camera and the first light source module are arranged coaxially with the end surface detection point.
The utility model is further configured such that the first light source module includes coaxial light and diffused light emitted toward the end face detection point.
The utility model is further provided that the cylindrical surface defect visual detection mechanism comprises a rotary clamping module, a high-definition camera and a second light source module, the rotary clamping module comprises clamping plates which are symmetrically arranged and movably connected to the rack, a third power source for driving the clamping plates to move and a rotary motor arranged on one of the clamping plates, clamping rods are movably connected to the clamping plates, the rotary motor is connected with one of the clamping rods, the cylindrical surface detection points are positioned between the clamping rods, a telecentric lens is arranged on the high-definition camera, and the high-definition camera and the second light source module are both arranged opposite to the cylindrical surface detection points.
The utility model is further configured such that the second light source module includes a line light emitted toward the cylinder detection point.
The utility model is further provided with defective material boxes below the end surface detection point and the cylindrical surface detection point, wherein a non-defective material box is arranged at one side of the cylindrical surface defect visual detection mechanism and is arranged close to the cylindrical surface detection point.
The utility model is further arranged that the feeding mechanism adopts a vibrating disk.
The technical scheme provided by the utility model has the working mode that: the feeding mechanism moves a cylindrical metal single bar to be detected to a feeding point, the transferring clamping jaw sucker sucks the cylindrical metal single bar to be detected, the transferring clamping jaw sucker places the cylindrical metal single bar at an end surface detection point under the drive of a first power source and a second power source, the end surfaces at two sides of the cylindrical metal single bar are opposite to the end surface defect visual detection mechanisms at two sides, the area array camera acquires and analyzes images of the end surface of the cylindrical metal single bar, whether the next cylindrical surface defect detection is carried out is judged according to the image processing result, if the end surface of the cylindrical metal single bar is defective, the transferring clamping jaw sucker directly releases the cylindrical metal single bar, the cylindrical metal single bar is thrown into a defective material box, if the end surface of the cylindrical metal single bar is qualified, the first power source and the second power source continue to drive, the cylindrical metal single bar is placed at the cylindrical surface detection point, and a third power source drives clamping plates at two sides to approach each other, make the tight cylindrical metal single stick of clamp bar clamp tightly, thereby it is rotatory to order about the tight pole of clamp by the rotating electrical machines and drive cylindrical metal single stick, high definition camera scanning obtains the surface profile point cloud image of cylindrical metal single stick cylinder, through to surface profile point cloud image analysis processing, judge whether cylindrical metal single stick cylinder is defective, if cylindrical metal single stick cylinder is defective, the cylindrical metal single stick of direct release of third power supply drive grip block, throw cylindrical metal single stick into substandard product magazine, if cylindrical metal single stick cylinder is qualified, it absorbs cylindrical metal single stick once more to move and carry the clamping jaw sucking disc, and first power supply and second power supply continue to drive, put into the certified products magazine with qualified cylindrical metal single stick.
Compared with the prior art, the technical scheme of the utility model has the following beneficial effects:
1. according to the technical scheme, the cylindrical metal single bar surface visual detection device adopts the horizontally and vertically movable transfer clamping jaw sucker to transfer the cylindrical metal single bar to be detected, end surface defect visual detection and cylindrical surface defect visual detection are sequentially carried out on the cylindrical metal single bar to be detected, the transfer clamping jaw sucker suction type transfer does not damage the cylindrical metal single bar, a defective product blanking box is arranged at each detection point, subsequent unnecessary detection is reduced, the detection efficiency can be effectively improved, and the detection efficiency can be further improved by detecting the cylindrical surface after detecting the end surface;
2. the feeding mechanism adopts a structure that the stroke support is arranged in parallel with the feeding mechanism, the end surface defect visual detection mechanism and the cylindrical surface defect visual detection mechanism, so that the moving and carrying mechanism is stable and reliable in action, and can accurately send the cylindrical metal single rod to the end surface detection point and the cylindrical surface detection point in the detection process, and the detection accuracy of the end surface defect visual detection mechanism and the cylindrical surface defect visual detection mechanism on the cylindrical metal single rod is improved;
3. the end surface defect visual detection mechanism adopts an area array camera carrying a microspur high-definition lens, and can acquire a high-definition cylindrical metal single rod end surface image by matching with high-brightness coaxial light and uniform diffused light emitted by the first light source module; the cylindrical surface defect visual detection mechanism adopts a high-definition camera carrying a telecentric lens, and can acquire a cylindrical surface image of a cylindrical metal single rod with high definition by matching with high-brightness linear light emitted by the second light source module.
Drawings
FIG. 1 is a front view of an embodiment of the present invention.
FIG. 2 is a top view of an embodiment of the present invention.
FIG. 3 is a perspective view of a transplanting mechanism and an end surface defect vision inspection mechanism according to an embodiment of the present invention.
FIG. 4 is a perspective view of a cylindrical defect visual inspection mechanism according to an embodiment of the present invention.
Fig. 5 is a perspective view of a spin chuck module according to an embodiment of the present invention.
Detailed Description
For a further understanding of the present invention, reference will now be made in detail to the embodiments illustrated in the drawings.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as being fixedly connected, integrally connected, or detachably connected; either mechanically or electrically, or internally communicating two elements; they may be directly connected or indirectly connected through an intermediate, and those skilled in the art will understand the specific meanings of the above terms according to specific situations.
With reference to fig. 1 to 5, the technical scheme of the present invention is a cylindrical metal single-rod surface visual inspection apparatus, which comprises a frame 1, a feeding mechanism 2, a transferring mechanism 3, an end surface defect visual inspection mechanism 4 and a cylindrical surface defect visual inspection mechanism 5, wherein the feeding mechanism 2, the end surface defect visual inspection mechanism 4 and the cylindrical surface defect visual inspection mechanism 5 are sequentially arranged, the transferring mechanism 3 comprises a stroke support 31, a horizontal moving plate 32 movably connected to the stroke support 31, a vertical moving plate 33 movably connected to the horizontal moving plate 32, and a transferring chuck 34 connected to the vertical moving plate 33, the stroke support 31 is respectively arranged in parallel with the feeding mechanism 2, the end surface defect visual inspection mechanism 4 and the cylindrical surface defect visual inspection mechanism 5, the feeding mechanism 2 comprises a feeding point 21, the end surface defect visual inspection mechanism 4 comprises an end surface inspection point 41, the cylindrical surface defect visual detection mechanism 5 comprises a cylindrical surface detection point 51, the transfer clamping jaw sucker 34 sequentially passes through the feeding point 21, the end surface detection point 41 and the cylindrical surface detection point 51, defective product boxes 6 are arranged below the end surface detection point 41 and below the cylindrical surface detection point 51, a non-defective product box 6 is arranged on one side of the cylindrical surface defect visual detection mechanism 5, and the non-defective product box 6 is arranged close to the cylindrical surface detection point 51. But adopt the cylindrical metal single stick that moves that horizontal migration, vertical migration move the clamping jaw sucking disc and treat the detection and move and carry out end surface defect visual detection and cylinder defect visual detection to the cylindrical metal single stick that treats the detection in proper order, move and move clamping jaw sucking disc suction type and move and carry and can not cause the harm to cylindrical metal single stick, every check point all is provided with the magazine under the substandard product in addition, reduces follow-up unnecessary and detects, can effectively improve detection efficiency, detect the cylinder and can further improve detection efficiency after detecting the terminal surface earlier moreover.
In this embodiment, a first power source 35 is disposed on the stroke support 31, the first power source 35 drives the horizontal movement of the horizontal movement plate 32, a second power source 36 and a guide rod 37 are disposed on the horizontal movement plate 32, the second power source 36 drives the vertical movement plate 33 to move vertically on the guide rod 37, a fixed platform is disposed on the vertical movement plate 33, and the transfer clamping jaw suction cups 34 are fixed on the fixed platform. The feeding mechanism adopts a structure that the stroke support is arranged in parallel with the feeding mechanism, the end surface defect visual detection mechanism and the cylindrical surface defect visual detection mechanism, so that the moving mechanism is stable and reliable in action, and the moving mechanism can accurately send the cylindrical metal single rod to the end surface detection point and the cylindrical surface detection point in the detection process.
In this embodiment, the end surface defect visual inspection mechanism 4 is disposed on both sides of the end surface detection point 41, the end surface defect visual inspection mechanism 4 includes an area-array camera 42 and a first light source module 43, the area-array camera 42 is provided with a macro high-definition lens 44, the area-array camera 42 and the first light source module 43 are both disposed coaxially with the end surface detection point 41, and the first light source module 43 includes coaxial light and diffused light emitted toward the end surface detection point 41.
In the present embodiment, the cylindrical defect inspection mechanism 5 includes a rotating clamping module 52, a high-definition camera 53 and a second light source module 54, the rotary clamping module 52 comprises clamping plates 521 symmetrically arranged and movably connected to the frame 1 through guide rails, a third power source 522 for driving the clamping plates 521 to move, and a rotary motor 523 arranged on one of the clamping plates 521, the clamping plate 521 is movably connected with a clamping rod 524, the rotating motor 523 is connected with one clamping rod 524, the cylindrical surface detection point 51 is positioned between the clamping rods 524, the high-definition camera 53 is provided with a telecentric lens 55, the high-definition camera 53 and the second light source module 54 are both fixed on the positioning plate and arranged opposite to the cylindrical surface detection point 51, and the second light source module 54 includes linear light emitted to the cylindrical surface detection point 51.
In this embodiment, the clamping rod 524 is a frustum-shaped structure.
In the present embodiment, the feeding mechanism 2 is a vibrating disk.
In this embodiment, no matter the high-brightness coaxial light and the uniform diffused light emitted by the first light source module 43 or the high-brightness linear light emitted by the second light source module 54, the first light source module 43 and the second light source module 54 are triggered to be turned on by the light source controller according to a specific time sequence, so that the lighting time of the first light source module 43 and the second light source module 54 can be effectively reduced, and energy is saved.
In this embodiment, the first power source 35, the second power source 36 and the third power source 522 are motors or cylinders, the first power source 35, the second power source 36, the third power source 522, the rotating motor 523, the light source controller, the area-array camera 42 and the high-definition camera 53 are all electrically connected to a main controller to complete automatic control, and the main controller may be a PLC or a single chip microcomputer.
The technical scheme of the utility model has the working mode that: the feeding mechanism moves a cylindrical metal single bar to be detected to a feeding point, the transferring clamping jaw sucker sucks the cylindrical metal single bar to be detected, the transferring clamping jaw sucker places the cylindrical metal single bar at an end surface detection point under the drive of a first power source and a second power source, the end surfaces at two sides of the cylindrical metal single bar are opposite to the end surface defect visual detection mechanisms at two sides, the area array camera acquires and analyzes images of the end surface of the cylindrical metal single bar, whether the next cylindrical surface defect detection is carried out is judged according to the image processing result, if the end surface of the cylindrical metal single bar is defective, the transferring clamping jaw sucker directly releases the cylindrical metal single bar, the cylindrical metal single bar is thrown into a defective material box, if the end surface of the cylindrical metal single bar is qualified, the first power source and the second power source continue to drive, the cylindrical metal single bar is placed at the cylindrical surface detection point, and a third power source drives clamping plates at two sides to approach each other, make the tight cylindrical metal single stick of clamp bar clamp tightly, thereby it is rotatory to order about the tight pole of clamp by the rotating electrical machines and drive cylindrical metal single stick, high definition camera scanning obtains the surface profile point cloud image of cylindrical metal single stick cylinder, through to surface profile point cloud image analysis processing, judge whether cylindrical metal single stick cylinder is defective, if cylindrical metal single stick cylinder is defective, the cylindrical metal single stick of direct release of third power supply drive grip block, throw cylindrical metal single stick into substandard product magazine, if cylindrical metal single stick cylinder is qualified, it absorbs cylindrical metal single stick once more to move and carry the clamping jaw sucking disc, and first power supply and second power supply continue to drive, put into the certified products magazine with qualified cylindrical metal single stick.
The present invention and its embodiments have been described above schematically, without limitation, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. Therefore, if the person skilled in the art receives the teaching, without departing from the spirit of the utility model, the person skilled in the art shall not inventively design the similar structural modes and embodiments to the technical solution, but shall fall within the scope of the utility model.
Claims (10)
1. The utility model provides a cylindrical metal single-rod surface visual inspection device, a serial communication port, include frame, feed mechanism, move and carry mechanism, end face defect visual inspection mechanism and cylinder defect visual inspection mechanism, feed mechanism end face defect visual inspection mechanism with cylinder defect visual inspection mechanism sets gradually, it includes stroke support and swing joint to move the mechanism horizontal translation board on the stroke support, swing joint are in vertical on the horizontal translation board moves the board and connects move and carry the clamping jaw sucking disc on the vertical translation board, the stroke support respectively with feed mechanism end face defect visual inspection mechanism with cylinder defect visual inspection mechanism sets up in parallel.
2. The device for visually inspecting the surface of a cylindrical metal single bar according to claim 1, wherein the feeding mechanism comprises a feeding point, the end surface defect visual inspection mechanism comprises an end surface detection point, the cylindrical surface defect visual inspection mechanism comprises a cylindrical surface detection point, and the transfer clamping jaw chuck sequentially passes through the feeding point, the end surface detection point and the cylindrical surface detection point.
3. The cylindrical metal single-rod surface visual inspection device as claimed in claim 1 or 2, wherein a first power source is arranged on the stroke support, the first power source drives the horizontal moving plate to move horizontally, a second power source and a guide rod are arranged on the horizontal moving plate, and the second power source drives the vertical moving plate to move vertically on the guide rod.
4. The apparatus as claimed in claim 3, wherein a fixed platform is provided on the vertical moving plate, and the chuck of the movable clamping jaw is fixed on the fixed platform.
5. The cylindrical metal single rod surface visual inspection device according to claim 2, wherein the end surface defect visual inspection mechanism is disposed on both sides of the end surface inspection point, the end surface defect visual inspection mechanism comprises an area-array camera and a first light source module, the area-array camera is provided with a macro high definition lens, and the area-array camera and the first light source module are both disposed coaxially with the end surface inspection point.
6. The apparatus as claimed in claim 5, wherein the first light source module comprises a coaxial light and a diffused light emitted toward the end surface detection point.
7. The cylindrical metal single-rod surface visual inspection device of claim 2, wherein the cylindrical defect visual inspection mechanism comprises a rotary clamping module, a high-definition camera and a second light source module, the rotary clamping module comprises clamping plates which are symmetrically arranged and movably connected to the frame, a third power source for driving the clamping plates to move, and a rotating motor arranged on one of the clamping plates, clamping rods are movably connected to the clamping plates, the rotating motor is connected with one of the clamping rods, the cylindrical detection point is located between the clamping rods, a telecentric lens is arranged on the high-definition camera, and the high-definition camera and the second light source module are both arranged opposite to the cylindrical detection point.
8. The apparatus as claimed in claim 7, wherein the second light source module comprises a linear light emitting toward the cylindrical inspection point.
9. The cylindrical metal single-rod surface visual inspection device as claimed in claim 2, wherein defective material boxes are arranged below the end surface detection points and below the cylindrical surface detection points, and a good material box is arranged on one side of the cylindrical surface defect visual inspection mechanism and is arranged close to the cylindrical surface detection points.
10. The cylindrical metal single bar surface visual inspection device of claim 2, wherein the feeding mechanism is a vibrating disk.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220513017.7U CN216323465U (en) | 2022-03-10 | 2022-03-10 | Cylindrical metal single-rod surface visual detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220513017.7U CN216323465U (en) | 2022-03-10 | 2022-03-10 | Cylindrical metal single-rod surface visual detection device |
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| Publication Number | Publication Date |
|---|---|
| CN216323465U true CN216323465U (en) | 2022-04-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220513017.7U Active CN216323465U (en) | 2022-03-10 | 2022-03-10 | Cylindrical metal single-rod surface visual detection device |
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| CN (1) | CN216323465U (en) |
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- 2022-03-10 CN CN202220513017.7U patent/CN216323465U/en active Active
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