CN107796828B - Roll shaft surface detection device and detection method thereof - Google Patents
Roll shaft surface detection device and detection method thereof Download PDFInfo
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- CN107796828B CN107796828B CN201710823353.5A CN201710823353A CN107796828B CN 107796828 B CN107796828 B CN 107796828B CN 201710823353 A CN201710823353 A CN 201710823353A CN 107796828 B CN107796828 B CN 107796828B
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- 238000001514 detection method Methods 0.000 title claims abstract description 64
- 238000005096 rolling process Methods 0.000 claims abstract description 24
- 239000000758 substrate Substances 0.000 claims abstract description 21
- 238000003384 imaging method Methods 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 5
- 238000013459 approach Methods 0.000 description 4
- 238000007689 inspection Methods 0.000 description 4
- 238000011179 visual inspection Methods 0.000 description 2
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/95—Investigating the presence of flaws or contamination characterised by the material or shape of the object to be examined
- G01N21/952—Inspecting the exterior surface of cylindrical bodies or wires
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- Length Measuring Devices By Optical Means (AREA)
Abstract
The invention relates to a roll shaft surface detection device and a detection method thereof, wherein the roll shaft surface detection device comprises a substrate, a detection rotating mechanism, a clamping driving mechanism, a light source and an image pickup assembly, wherein the detection rotating mechanism, the clamping driving mechanism, the light source and the image pickup assembly are arranged on the substrate; the detection rotating mechanism comprises a positioning plate connected with the substrate, a rotating driver arranged on the positioning plate and a rolling shaft connected with the rotating driver; the clamping driving mechanism comprises a lifting driving component connected with the positioning plate and two clamping pieces connected with the lifting driving component, and the two clamping pieces are positioned at one side of the rolling shaft far away from the positioning plate; the light source is arranged on the positioning plate and positioned at one side of the rolling shaft; the camera shooting component is positioned on one side of the roller shaft far away from the light source. The roller surface detection device is high in automation degree, labor is reduced, detection efficiency is high, and accuracy of detection results is high.
Description
Technical Field
The invention relates to the technical field of roll shaft detection, in particular to a roll shaft surface detection device and a detection method thereof.
Background
The roll shaft is a generic term for cylindrical parts capable of rolling on the machine. The roll shafts are mainly used for conveying materials, and with the popularization and use of equipment such as a conveyor and a printer and the high consumption phenomenon of consumable products, the global demand for the roll shafts and other products of the equipment is huge every year. Various performance parameter tests are required in the manufacture of the roll shafts to ensure the quality of the roll shafts and to improve the service life of the roll shafts.
At present, manual visual inspection is adopted for detecting the damage, deformation, dent and bump on the surface of the roll shaft, so that the detection efficiency is low, and the accuracy of the detection result is low.
Disclosure of Invention
Accordingly, it is necessary to provide a roll surface detecting device and a detecting method thereof which can automatically detect, with high detecting efficiency, and with high accuracy of detecting results, in order to solve the problems of breakage, deformation, dents and bumps of the roll surface detected by the manual visual inspection method of the prior art.
A roll shaft surface detection device comprises a substrate, a detection rotating mechanism, a clamping driving mechanism, a light source and a camera shooting assembly, wherein the detection rotating mechanism, the clamping driving mechanism, the light source and the camera shooting assembly are arranged on the substrate; the detection rotating mechanism comprises a positioning plate connected with the base plate, a rotary driving machine arranged on the positioning plate and a rolling shaft connected with the rotary driving machine; the clamping driving mechanism comprises a lifting driving component connected with the positioning plate and two clamping pieces connected with the lifting driving component, and the two clamping pieces are positioned at one side of the rolling shaft far away from the positioning plate; the light source is arranged on the positioning plate and positioned at one side of the rolling shaft; the camera shooting assembly is located on one side, far away from the light source, of the roller.
The roller surface detection device utilizes the camera to shoot and image the gap between the roller and the roller, analyzes the state of the roller surface according to the light leakage brightness degree of imaging and the light leakage position of light, has high automation degree, reduces manpower, and has high detection efficiency and high detection result accuracy.
In one embodiment, the lifting driving assembly comprises a lifting driver connected with one side of the positioning plate and an adapter connected with the lifting driver; the upper end of the lifting driver is connected with a push-pull piece, and the lifting driver is connected with the adapter piece through the push-pull piece; the two clamping pieces are arranged on the adapter piece at intervals.
In one embodiment, a through groove is formed in one end of the base plate, a clamping plate is arranged on one side, facing the through groove, of the positioning plate, and the lifting driver passes through the through groove and is fixedly connected with the clamping plate; the lifting drive mechanism is characterized in that a plurality of through holes are formed in the clamping plate at intervals, a plurality of adjusting holes are formed in the lifting drive machine at intervals, and the positions of the lifting drive assembly on the clamping plate are adjusted by adjusting holes in different positions corresponding to the through holes respectively.
In one embodiment, the adaptor comprises a support frame and a transverse plate arranged on the support frame, and the support frame is connected with one end of the push-pull piece far away from the lifting driver; two seat bodies which are arranged at intervals are arranged on the transverse plate; the transverse plate is also provided with a plurality of connecting holes which are arranged at intervals, the connecting holes are arranged in a waist-round shape, and the seat body is connected with the transverse plate through the connecting holes; the two clamping pieces are respectively connected with the outer side of the seat body.
In one embodiment, the camera shooting assembly comprises an adjusting seat and a camera connected with the adjusting seat, the adjusting seat is a universal adjusting seat, and the camera and the center of the light source are on the same plane.
In one embodiment, two opposite mounting holes are formed in one end, far away from the light source, of the base plate, the mounting holes are arranged in a kidney-shaped mode, the adjusting seat is connected with a base, and the base is fixed on the base plate through the mounting holes.
In one embodiment, the clamping piece comprises a fixing part connected with the lifting driving assembly, an arc-shaped part connected with the fixing part and a clamping part connected with the arc-shaped part; one end of the arc-shaped part extends from the fixing part to the circumferential direction of the roller, the clamping parts are positioned at one end of the arc-shaped part far away from the fixing part, and clamping grooves are formed in the clamping parts.
In one embodiment, the inner diameter of the arcuate portion is equal to the outer diameter of the roller.
In one embodiment, the two opposite ends of the positioning plate are provided with fixing plates, the fixing plates are provided with through holes, and the two opposite ends of the rolling shaft are respectively penetrated through the through holes and are movably connected with the positioning plate; and a mounting plate is connected between the two fixing plates, the mounting plate is positioned at one side of the two fixing plates, and the light source is fixed on the mounting plate.
A detection method of a roller shaft surface detection device comprises the following steps:
a. providing a roll shaft surface detection device, which comprises a substrate, a detection rotating mechanism, a clamping driving mechanism, a light source and an imaging assembly, wherein the detection rotating mechanism, the clamping driving mechanism and the light source are arranged at one end of the substrate; the detection rotating assembly comprises a rotating driver and a rolling shaft connected with the rotating driver; the clamping driving mechanism comprises a lifting driving assembly and two clamping pieces connected with the lifting driving assembly; the camera shooting assembly comprises a camera; the detection rotating mechanism, the clamping driving mechanism, the light source and the camera shooting assembly are all connected with a controller;
b. starting the rotary driving machine to enable the roller to be in a rotary state, and simultaneously starting the light source and the roller
The camera shooting assembly;
c. two ends of the roll shaft are respectively movably clamped on the two clamping pieces, the lifting driving assembly is started to drive the roll shaft to fall and contact with the roll shaft in a tangential manner, and the roll shaft is driven to rotate in a driven manner by friction force;
d. the angle position of the camera is adjusted, and the tangent lines among the camera, the rolling shaft and the roll shaft and the center of the light source are ensured to be on the same plane;
e. when the light of the light source is emitted from the gap between the rolling shaft and the rolling shaft, the camera captures the image;
f. the controller processes data through the light leakage brightness degree and the light leakage position of the light rays, and analyzes the state of the surface of the roll shaft.
Drawings
FIG. 1 is a perspective view of a roller surface inspection device according to a preferred embodiment of the present invention;
FIG. 2 is a left side view of the roller surface inspection device of FIG. 1;
FIG. 3 is an exploded view of the roller surface inspection device of FIG. 2;
FIG. 4 is an exploded view of the clamping drive mechanism of the roller surface inspection device of FIG. 3;
the meaning of the reference numerals in the drawings are:
a roller shaft 100;
a base plate 10, a through groove 11, a mounting hole 12 and a limiting block 13;
the detection rotating mechanism 20, the positioning plate 21, the rotating driver 22, the rolling shaft 23, the clamping plate 24, the fixed plate 25, the through hole 26, the mounting plate 27, the baffle plate 28 and the connecting plate 29;
the clamping driving mechanism 30, the lifting driving assembly 31, the clamping piece 32, the fixing part 320, the arc-shaped part 321, the clamping part 322, the clamping groove 323, the lifting driving machine 33, the adapter piece 34, the push-pull piece 35, the supporting frame 36, the transverse plate 37, the seat body 38 and the connecting hole 39;
a light source 40;
the camera assembly 50, the adjusting seat 51, the camera 52 and the base 53.
Detailed Description
The present invention will be described more fully hereinafter in order to facilitate an understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.
It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. In contrast, when an element is referred to as being "directly on" another element, there are no intervening elements present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.
Referring to fig. 1 to 4, a roller surface detecting device according to a preferred embodiment of the present invention is used for detecting the surface of a roller 100. The roll shaft surface detection device comprises a substrate 10, a detection rotating mechanism 20, a clamping driving mechanism 30, a light source 40 and an image pickup assembly 50, wherein the detection rotating mechanism 20 is arranged on the substrate 10; the clamping drive mechanism 30 is used to clamp and adjust the roller shaft 100. The detecting and rotating mechanism 20, the clamping and driving mechanism 30, the light source 40 and the camera shooting assembly 50 are all connected with a controller.
Referring to fig. 1 to 3 again, the substrate 10 includes a rectangular parallelepiped base plate 1, and may also be circular, triangular, etc. One end of the substrate 10 is provided with a through groove 11, and the through groove 11 is used for the clamping driving mechanism 30 to penetrate. The other end of the base plate 10 is provided with two opposite mounting holes 12, the mounting holes 12 are arranged along the longitudinal direction of the base plate 10, and the mounting holes 12 are used for fixing the camera shooting assembly 50; the mounting hole 12 is arranged in a waist-round shape, so that the distance between the camera shooting assembly 50 and the detection rotating mechanism 20 can be adjusted; the outside of each mounting hole 12 is provided with stopper 13, and stopper 13 is used for fixed shooting subassembly 50 both sides to the subassembly 50 of making a video recording produces and rocks and influence detection accuracy.
The detection rotation mechanism 20 is used to drive the roller shaft 100 mounted on the grip driving mechanism 30 to perform a rotational movement. The detecting rotary mechanism 20 is positioned at one side of the clamping driving mechanism 30, and the detecting rotary mechanism 20 comprises a positioning plate 21, a rotary driving machine 22 arranged on the positioning plate 21 and a rolling shaft 23 connected with the rotary driving machine 22; the positioning plate 21 is fixed at one end of the substrate 10, specifically, the positioning plate 21 is fixedly connected with one end of the substrate 10 provided with the through groove 11; one side of the positioning plate 21 facing the through groove 11 is provided with a clamping plate 24, the clamping plate 24 is in a T-shaped structure, one end of the clamping plate 24 is fixedly connected with the positioning plate 21, the clamping plate 24 is provided with through holes 240 which are arranged at intervals, one end of the clamping plate 24 penetrates through the through groove 11 and then is connected with the clamping driving mechanism 30 through the through holes 240. The opposite ends of the positioning plate 21 are provided with fixing plates 25, the fixing plates 25 are provided with through holes 26, and the through holes 26 are used for the rolling shafts 23 to penetrate through and then are movably connected to the fixing plates 25; a mounting plate 27 and a baffle member 28 are connected between the two fixing plates 25, and the mounting plate 27 and the baffle member 28 are positioned on one side of the two fixing plates 25 away from the clamping plate 24. The mounting plate 27 is positioned at the upper ends of the two fixing plates 25, and the mounting plate 27 is used for fixing the light source 40; the baffle member 28 is located at the lower end of the two fixing plates 25, and the baffle member 28 is used for reinforcing the stability of the two fixing plates 25, so as to prevent the two fixing plates 25 from shaking under the rotation of the rotating motor 22 to affect the detection accuracy. The positioning plate 21 is provided with a connection plate 29 at a position close to one of the positioning plates 25, and the connection plate 29 is used for mounting the rotary driving machine 22. The rotary drive 22 is fixed to the side of the connecting plate 29 facing away from the positioning plate 25, the rotary drive 22 being connected to the roller 23 via a coupling, the rotary drive driving the roller 23 in a rotary motion, in this embodiment the rotary drive 22 being an electric motor. The two opposite ends of the roller 23 are respectively penetrated with a through hole 26 and movably connected with the positioning plate 25, the roller 23 drives the roller shaft 100 to rotate under the driving of the rotary driver 22, and in order to ensure the accuracy of detection data during detection, the surface of the roller 23 needs to be kept smooth and free of any burrs.
Referring again to fig. 4, the clamping driving mechanism 30 is used to clamp the roller shaft 100, and then adjust the roller shaft 100 toward or away from the roller 23. The clamping driving mechanism 30 comprises a lifting driving assembly 31 and two clamping pieces 32 connected with the lifting driving assembly 31; the two clamping members 32 are used for clamping the roller shaft 100.
The lifting driving assembly 31 is used for driving the clamping piece 32 to approach or separate from the roller 23. The lift drive assembly 31 includes a lift drive 33, and an adapter 34 connected to the lift drive 33; in this embodiment, the lifting driver 33 is an air cylinder, and the lifting driver passes through the through slot 11 and is fixedly connected with the clamping plate 24; the lifting driver 33 is provided with a plurality of adjusting holes which are arranged at intervals, the adjusting holes are arranged along the longitudinal direction of the lifting driver 33, and the positions of the lifting driver components 31 on the clamping plates 24 are adjusted by corresponding to the through holes 240 respectively through the adjusting holes at different positions, so that the positions of the lifting driver components 31 can be adjusted according to the roll shafts 100 with different sizes, and the roll shaft surface detection device can be suitable for various roll shafts 100 with different types. The upper end of the lifting driving machine 33 is connected with a push-pull piece 35, two movable rods are arranged at intervals on the push-pull piece 35, one end of each movable rod is connected with the lifting driving machine 33, the other end of each movable rod is connected with the corresponding adapter 34, namely the lifting driving machine 33 is connected with the corresponding adapter 34 through each movable rod. The two movable rods drive the two clamping pieces 33 to approach or depart from the roller 23 through the adapter piece 34 under the driving of the lifting driver 33. The adapter 34 comprises a supporting frame 36 and a transverse plate 37 arranged on the supporting frame 36, the supporting frame 36 is L-shaped, one end of the supporting frame 36 is connected with one end of the two movable rods far away from the lifting driver 33, and the other end of the supporting frame is provided with a through groove 11 in a penetrating manner and is parallel to the lifting driver 33. The cross plate 37 is a cuboid, and one side of the cross plate 37 is fixed with one end of the support 36, which is connected with two movable rods. The transverse plate 37 is provided with two oppositely spaced seat bodies 38, and the seat bodies 38 are respectively used for fixing the clamping piece 32 on the transverse plate 37; the transverse plate 37 is also provided with a plurality of connecting holes 39 which are arranged at intervals, the seat body 38 is fixed on the transverse plate 37 through the connecting holes 39, and the connecting holes 39 are arranged in a waist-round shape, so that the distance between the clamping pieces 32 can be adjusted according to the roll shafts 100 with different sizes, and the applicability of the roll shaft surface detection device is improved.
The two clamping members are positioned on the side of the roller 23 away from the positioning plate 21, and the two clamping members 32 are mounted on the transverse plate 37 at opposite intervals. The clamping member 32 includes a fixing portion 320, an arc portion 321 connected to the fixing portion 320, and a clamping portion 322 connected to the arc portion 321. The fixing portions 320 are rectangular, and each fixing portion 320 is connected to an outer side of the base 38. One end of the arc portion 321 extends from the fixing portion 320 toward the circumferential direction of the roller 23, and the inner diameter of the arc portion 321 is equal to the outer diameter of the roller 23, that is, when the surface of the roller shaft 100 is detected, the clamping member 32 is driven by the lifting driver 33 to approach the roller 23, and the arc portion 321 surrounds the circumferential side of the roller 23. The clamping part 322 is positioned at one end of the arc-shaped part 321 far away from the fixed part 321, and the clamping part 322 is positioned above the roller 23; each of the locking portions 322 is provided with a locking groove 323, and the locking grooves 323 are respectively used for movably locking two ends of the roll shaft 100. When the surface of the roller shaft 100 needs to be detected, the clamping piece 32 is driven by the lifting driver 33 to approach the roller shaft 23, the arc-shaped portion 321 surrounds the periphery of the roller shaft 23, the roller shaft 100 clamped on the clamping portion 322 falls to contact with the roller shaft 23 tangentially, and when the roller shaft 23 rotates, the roller shaft 100 is driven to rotate by friction force.
Referring again to fig. 1-3, a light source 40 is fixed to the side of the mounting plate 27 facing the clamping drive mechanism 30. The center of the light source 40 is arranged in parallel with the tangent lines of the roller 23 and the roller shaft 100, when a gap exists between the roller 23 and the roller shaft 100, the light emitted by the light source 40 is emitted from the gap, and the shooting assembly 50 shoots and captures the light; when a gap is formed between the roller 23 and the roller shaft 100, it means that breakage, deformation, dent or bump is formed on the roller 100.
Referring to fig. 1 to 3 again, the image pickup device 50 is located at an end of the substrate 10 away from the detecting rotary mechanism 20 and the clamping driving mechanism 30, in other words, the image pickup device 40 is located at a side of the roller 23 away from the light source 40. The camera assembly 50 comprises an adjusting seat 51 and a camera 52 connected with the adjusting seat 51; the adjusting seat 51 is connected with a base 53, the base 53 is fixed on the base plate 10 through the mounting hole 12 and is positioned between the two limiting blocks 13, and the adjusting seat 51 is a universal adjusting seat and is used for adjusting the camera 52 up and down, front and back, left and right and guaranteeing the accuracy of detection. The tangent lines between the camera 52 and the roller 23 and the roller shaft 100 are arranged in parallel, that is, the tangent lines between the camera 52, the roller 23 and the roller shaft 100 and the center of the light source 40 are on the same plane; the camera 52 captures the light emitted from the gap between the camera 52 and the roller 23 and the roller shaft 100, and the controller analyzes the state of the surface of the roller shaft 100 by performing data processing on the light leakage brightness degree and the light leakage position of the light.
The detection method of the roller shaft surface detection device comprises the following steps:
a. there is provided a roll shaft surface detecting apparatus including a substrate 10, a detecting rotation mechanism 20 mounted at one end of the substrate 10, a clamp driving mechanism 30, a light source 40, and an image pickup assembly 50 mounted at the other end of the substrate. The detection rotation assembly 20 includes a rotary drive machine 22 and a roller 23 connected to the rotary drive machine 22. The clamping driving mechanism 30 comprises a lifting driving assembly 31 and two clamping pieces 32 connected with the lifting driving assembly 31. Camera assembly 50 includes a camera 52. The detecting and rotating mechanism 20, the clamping and driving mechanism 30, the light source 40 and the camera shooting assembly 50 are all connected with a controller.
b. Starting the rotary driver 22 to enable the roller 23 to be in a rotary state, and simultaneously starting the light source 40 and the camera assembly 50;
c. two ends of the roll shaft 100 are respectively movably clamped on the two clamping pieces 32, the lifting driving assembly 31 is started to drive the roll shaft 100 to fall and tangentially contact with the roll shaft 23, and the roll shaft 23 drives the roll shaft 100 to rotate in a driven manner through friction force;
d. the angular position of the camera 52 is adjusted, so that the tangent line among the camera 52, the roller 23 and the roller shaft 100 and the center of the light source 40 are on the same plane;
e. when light from the light source 40 is emitted from the gap between the roller 23 and the roller shaft 100, the camera 52 captures the image;
f. the controller processes data according to the brightness degree of the leaked light and the light leakage position of the light, and analyzes the state of the surface of the roll shaft 100;
when the roller shaft 100 falls into tangential contact with the roller shaft 23, it is ensured that the roller shaft 100 does not press the roller shaft 23 to deform.
According to the roller shaft surface detection device, the camera is used for shooting and imaging the gap between the roller and the roller shaft, the state of the roller shaft surface is analyzed according to the light leakage brightness degree of imaging and the light leakage position of light rays, the automation degree is high, the labor is reduced, the detection efficiency is high, and the accuracy of the detection result is high.
The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.
The above examples illustrate only a few embodiments of the invention, which are described in detail and are not to be construed as limiting the scope of the invention. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the invention, which are all within the scope of the invention. Accordingly, the scope of protection of the present invention is to be determined by the appended claims.
Claims (9)
1. The roll shaft surface detection device is characterized by comprising a substrate, a detection rotating mechanism, a clamping driving mechanism, a light source and a camera shooting assembly, wherein the detection rotating mechanism, the clamping driving mechanism, the light source and the camera shooting assembly are arranged on the substrate; the detection rotating mechanism comprises a positioning plate connected with the base plate, a rotary driving machine arranged on the positioning plate and a rolling shaft connected with the rotary driving machine; the clamping driving mechanism comprises a lifting driving component connected with the positioning plate and two clamping pieces connected with the lifting driving component, and the two clamping pieces are positioned at one side of the rolling shaft far away from the positioning plate; the light source is arranged on the positioning plate and positioned at one side of the rolling shaft; the camera shooting assembly is positioned at one side of the roller, which is far away from the light source; the clamping piece comprises a fixing part connected with the lifting driving assembly, an arc-shaped part connected with the fixing part and a clamping part connected with the arc-shaped part; one end of the arc-shaped part extends from the fixing part to the circumferential direction of the roller, the clamping parts are positioned at one end of the arc-shaped part far away from the fixing part, and clamping grooves are formed in each clamping part; the light source center is parallel to the tangent line of the roller shaft and the roller shaft.
2. The roller surface detecting apparatus according to claim 1, wherein: the lifting driving assembly comprises a lifting driver connected with one side of the positioning plate and an adapter connected with the lifting driver; the upper end of the lifting driver is connected with a push-pull piece, and the lifting driver is connected with the adapter piece through the push-pull piece; the two clamping pieces are arranged on the adapter piece at intervals.
3. The roller surface detecting apparatus according to claim 2, wherein: one end of the base plate is provided with a through groove, one side of the positioning plate, which faces the through groove, is provided with a clamping plate, and the lifting driver passes through the through groove and is fixedly connected with the clamping plate; the lifting drive mechanism is characterized in that a plurality of through holes are formed in the clamping plate at intervals, a plurality of adjusting holes are formed in the lifting drive machine at intervals, and the positions of the lifting drive assembly on the clamping plate are adjusted by adjusting holes in different positions corresponding to the through holes respectively.
4. The roller surface detecting apparatus according to claim 2, wherein: the switching piece comprises a supporting frame and a transverse plate arranged on the supporting frame, and the supporting frame is connected with one end of the push-pull piece far away from the lifting driver; two seat bodies which are arranged at intervals are arranged on the transverse plate; the transverse plate is also provided with a plurality of connecting holes which are arranged at intervals, the connecting holes are arranged in a waist-round shape, and the seat body is connected with the transverse plate through the connecting holes; the two clamping pieces are respectively connected with the outer side of the seat body.
5. The roller surface detecting apparatus according to claim 1, wherein: the camera shooting assembly comprises an adjusting seat and a camera connected with the adjusting seat, the adjusting seat is a universal adjusting seat, and the camera and the center of the light source are on the same plane.
6. The roll shaft surface detection device according to claim 5, wherein: the one end that the base plate was kept away from the light source is equipped with two mounting holes that set up relatively, the mounting hole is oval shape setting, the regulation seat is connected with the base, the base passes through the mounting hole is fixed on the base plate.
7. The roller surface detecting apparatus according to claim 1, wherein: the inner diameter of the arc-shaped part is equal to the outer diameter of the rolling shaft.
8. The roller surface detecting apparatus according to claim 1, wherein: the two opposite ends of the positioning plate are provided with fixing plates, the fixing plates are provided with through holes, and the two opposite ends of the rolling shaft are respectively penetrated through the through holes and are movably connected with the positioning plate; and a mounting plate is connected between the two fixing plates, the mounting plate is positioned at one side of the two fixing plates, and the light source is fixed on the mounting plate.
9. A detection method of a roller surface detection device, applied to the roller surface detection device according to any one of claims 1 to 8, characterized by comprising the steps of:
a. providing a roll shaft surface detection device, which comprises a substrate, a detection rotating mechanism, a clamping driving mechanism, a light source and an imaging assembly, wherein the detection rotating mechanism, the clamping driving mechanism and the light source are arranged at one end of the substrate; the detection rotating assembly comprises a rotating driver and a rolling shaft connected with the rotating driver; the clamping driving mechanism comprises a lifting driving assembly and two clamping pieces connected with the lifting driving assembly; the camera shooting assembly comprises a camera; the detection rotating mechanism, the clamping driving mechanism, the light source and the camera shooting assembly are all connected with a controller;
b. starting the rotary driver to enable the roller to be in a rotary state, and simultaneously starting the light source and the camera shooting assembly;
c. two ends of the roll shaft are respectively movably clamped on the two clamping pieces, the lifting driving assembly is started to drive the roll shaft to fall and contact with the roll shaft in a tangential manner, and the roll shaft is driven to rotate in a driven manner by friction force;
d. the angle position of the camera is adjusted, and the tangent lines among the camera, the rolling shaft and the roll shaft and the center of the light source are ensured to be on the same plane;
e. when the light of the light source is emitted from the gap between the rolling shaft and the rolling shaft, the camera captures the image;
f. the controller processes data through the light leakage brightness degree and the light leakage position of the light rays, and analyzes the state of the surface of the roll shaft.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710823353.5A CN107796828B (en) | 2017-09-13 | 2017-09-13 | Roll shaft surface detection device and detection method thereof |
| PCT/CN2018/072255 WO2019052094A1 (en) | 2017-09-13 | 2018-01-11 | Roll shaft surface detection device and detection method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710823353.5A CN107796828B (en) | 2017-09-13 | 2017-09-13 | Roll shaft surface detection device and detection method thereof |
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| Publication Number | Publication Date |
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| CN107796828A CN107796828A (en) | 2018-03-13 |
| CN107796828B true CN107796828B (en) | 2023-11-28 |
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| WO (1) | WO2019052094A1 (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111712707B (en) * | 2018-11-06 | 2023-06-09 | 深圳创怡兴实业有限公司 | Burr detection device and method |
| CN110095471B (en) * | 2019-04-19 | 2024-06-25 | 重庆中烟工业有限责任公司 | Comprehensive detection platform for cigarette printing materials |
| CN117308747B (en) * | 2023-10-30 | 2024-06-04 | 湖南晟天缸辊集成技术服务有限公司 | Paper making cylinder roller radian detection mechanism based on paper making equipment |
| CN117330585B (en) * | 2023-12-01 | 2024-02-06 | 东营市特种设备检验研究院 | Auxiliary device for detecting special equipment |
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| CN105881191A (en) * | 2016-05-17 | 2016-08-24 | 苏州井上中鼎办公机器制品有限公司 | Light leakage detection device for surface of roll shaft |
| CN106002604A (en) * | 2016-05-17 | 2016-10-12 | 苏州井上中鼎办公机器制品有限公司 | On-line light leak detection device on surface of roll shaft |
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| CN205192975U (en) * | 2015-09-21 | 2016-04-27 | 北京鸿浩信达技术有限公司 | Cylinder work piece side appearance imperfections automated inspection appearance |
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| JP2010139765A (en) * | 2008-12-11 | 2010-06-24 | Canon Inc | Method and apparatus for inspecting surface state of elastic body roller |
| CN104076042A (en) * | 2014-07-18 | 2014-10-01 | 株洲硬质合金集团有限公司 | Automatic detection device for appearance of cylindrical bar |
| CN105881191A (en) * | 2016-05-17 | 2016-08-24 | 苏州井上中鼎办公机器制品有限公司 | Light leakage detection device for surface of roll shaft |
| CN106002604A (en) * | 2016-05-17 | 2016-10-12 | 苏州井上中鼎办公机器制品有限公司 | On-line light leak detection device on surface of roll shaft |
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| Publication number | Publication date |
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| WO2019052094A1 (en) | 2019-03-21 |
| CN107796828A (en) | 2018-03-13 |
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