Summary of the invention
For overcome the deficiencies in the prior art, the present invention provides a kind of full-automatic optical detection devices, it can be achieved that essenceThe automatic continuous detection of close plastic rubber member surface defect, concertedness is good, efficiency is prominent, detection accuracy is excellent.
The purpose of the present invention is achieved through the following technical solutions:
A kind of full-automatic optical detection device including rotary table and is annularly distributed in outside the rotary table sideAt least one workpiece is arranged on the rotary table in charging and discharging mechanism, scratch detection station, test pattern station and silver-colored ring measuring stationJig, the workpiece jig is rotated with the rotary table passes through the charging and discharging mechanism, the scratch detection station, the figureShape measuring station and the silver-colored ring measuring station.
As an improvement of the above technical solution, the scratch detection station includes the first image acquisition device and shadowless light source, instituteIt states shadowless light source to be located between the first image collector and the workpiece jig, the first image collector can Yu ShuipingIt is moved freely in face, the shadowless light source has the vertical elevating movement of the relatively described workpiece jig.
As a further improvement of the above technical scheme, the scratch detection station includes scratch first level feed shaft, drawsTrace the second horizontal feed axis and scratch vertical feed shaft, the second horizontal feed of scratch axis are set to the scratch first levelOn feed shaft and the two is in vertical distribution in horizontal plane, and the first image collector is set to second horizontal feed of scratchOn axis, the shadowless light source is set on the scratch vertical feed shaft.
As a further improvement of the above technical scheme, the test pattern station includes the second image acquisition device, ring lightSource and backlight, the annular light source is between second image acquisition device and the workpiece jig, the backlight positionIn the side of the workpiece jig far from the annular light source, second image acquisition device and the annular light source can Yu ShuipingIt is moved freely in face, second image acquisition device has the vertical elevating movement of the relatively described workpiece jig.
As a further improvement of the above technical scheme, the test pattern station includes figure first level feed shaft, figureShape the second horizontal feed axis and figure vertical feed shaft, the second horizontal feed of figure axis are set to the figure first levelOn feed shaft and the two is in vertical distribution in horizontal plane, and the annular light source is respectively arranged at institute with the figure vertical feed shaftIt states on the second horizontal feed axis, second image acquisition device is set on the figure vertical feed shaft.
As a further improvement of the above technical scheme, the silver-colored ring measuring station includes third image acquisition device and axis lightSource, the coaxial light source are set between the third image acquisition device and the workpiece jig, the third image acquisition deviceIt can be in being moved freely in horizontal plane.
As a further improvement of the above technical scheme, the silver-colored ring measuring station is included in the silver of vertical distribution in horizontal planeRing first level feed shaft and silver-colored ring the second horizontal feed axis, silver ring the second horizontal feed axis are set to the silver-colored ring firstOn horizontal feed axis, the third image acquisition device is set on silver-colored ring the second horizontal feed axis.
As a further improvement of the above technical scheme, the first image collector, second image acquisition device withThe camera lens that the third image acquisition device respectively includes camera and is installed on the camera.
As a further improvement of the above technical scheme, the charging and discharging mechanism includes motion bracket and is set to the fortuneClamper on dynamic bracket, the motion bracket can be in moving freely in vertical guide.
As a further improvement of the above technical scheme, the workpiece jig is a plurality of and along the rotary tableRotational circle chow ring cloth, the workpiece jig are at least corresponded with the scratch detection station, test pattern station and silver-colored ring measuring stationGround setting.
The beneficial effects of the present invention are:
Multiple detection stations are set, and each detection station executes different surface defects detection work respectively, respectively detects workIt is realized and is connected by rotary table between position, so that Image Acquisition and product is moved mutually indepedent and co-operating, effectively improveIntegration, continuity and the degree of automation of the optical detection operation of precision plastic rubber product have operating efficiency outstanding and inspectionPrecision is surveyed, the mass automatic production of precise plastic is adapted to, integrated level is high, compact-sized, space hold is small, reduces noteThe purchase cost, place rent and layout for moulding production firm are difficult.
To enable the above objects, features and advantages of the present invention to be clearer and more comprehensible, preferred embodiment is cited below particularly, and cooperateAppended attached drawing, is described in detail below.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be to needed in the embodiment attachedFigure is briefly described, it should be understood that the following drawings illustrates only certain embodiments of the present invention, therefore is not construed as pairThe restriction of range for those of ordinary skill in the art without creative efforts, can also be according to thisA little attached drawings obtain other relevant attached drawings.
Fig. 1 is the whole axonometric schematic diagram for the full-automatic optical detection device that the embodiment of the present invention 1 provides；
Fig. 2 is the axonometric schematic diagram at the scratch detection station for the full-automatic optical detection device that the embodiment of the present invention 1 provides；
Fig. 3 is the axonometric schematic diagram at the test pattern station for the full-automatic optical detection device that the embodiment of the present invention 1 provides；
Fig. 4 is the axonometric schematic diagram of the silver-colored ring measuring station for the full-automatic optical detection device that the embodiment of the present invention 1 provides；
Fig. 5 is the axonometric schematic diagram of the charging and discharging mechanism for the full-automatic optical detection device that the embodiment of the present invention 1 provides；
Fig. 6 is the hood assembling schematic diagram for the full-automatic optical detection device that the embodiment of the present invention 1 provides.
Main element symbol description:
1000- full-automatic optical detection device, 1100- rotary table, 1110- workpiece jig, 1200- scratch detectionIt stands, the first image acquisition device of 1210-, 1211- first camera, the first camera lens of 1212-, 1220- shadowless light source, 1230- scratchOne horizontal feed axis, 1240- scratch the second horizontal feed axis, 1250- scratch vertical feed shaft, 1300- test pattern station,The second image acquisition device of 1310-, 1311- second camera, the second camera lens of 1312-, 1320- annular light source, the first water of 1330- figureFlat feed shaft, 1340- figure the second horizontal feed axis, 1350- figure vertical feed shaft, 1400- silver ring measuring station, 1410-Three image acquisition devices, 1411- third camera, 1412- third camera lens, 1420- coaxial light source, the feeding of 1430- silver ring first levelAxis, 1440- silver ring the second horizontal feed axis, 1500- charging and discharging mechanism, 1510- motion bracket, 1520- clamper, on 1530-Blanking vertical feed shaft, 1540- loading and unloading horizontal feed axis, 1600- framework for support, 1700- protect hood, and 1800- display is singleMember.
Embodiment 1
Referring to Fig. 1, the present embodiment discloses a kind of full-automatic optical detection device 1000, the full-automatic optical detection device1000 include that rotary table 1100, charging and discharging mechanism 1500, scratch detection station 1200, test pattern station 1300 and silver-colored ring detectStand 1400, charging and discharging mechanism 1500, scratch detection station 1200, test pattern station 1300 and silver-colored ring measuring station 1400 are annularly distributed in rotationOutside 1100 side of workbench.
Rotary table 1100 makes figure for realizing series connection conveying of the workpiece between each detection station and automatic loading/unloadingAs acquisition mutually indepedent and co-operating with product movement.Specifically, rotary table 1100 has rotary motion, can pass throughThe modes such as turntable, turntable realize that rotary power can be provided by rotating electric machine, hydraulic motor etc..
At least one workpiece jig 1110 is set on rotary table 1100, for corresponding to clamping workpiece to be detected.With rotationRevolving worktable 1100 rotates, and workpiece jig 1110 passes through charging and discharging mechanism 1500, scratch detection station 1200, test pattern station 1300With silver-colored ring measuring station 1400, the continous way collaboration conveying detection of major surfaces defect is realized.It is appreciated that charging and discharging mechanism1500, the setting sequence at scratch detection station 1200, test pattern station 1300 and silver-colored ring measuring station 1400 does not do any restrictions, can be according toActual needs determines.Supplementary explanation, under circle distribution, charging and discharging mechanism 1500, scratch detection station 1200, test pattern station1300 are laid out extremely compact, the space occupied needed for effectively compressing with silver-colored ring measuring station 1400, and the layout reduced in workshop is tiredIt is difficult.
The quantity of workpiece jig 1110 can be for one to a plurality of.Exemplarily, workpiece jig 1110 is a plurality of and along rotationThe rotational circle chow ring cloth of revolving worktable 1100.Wherein, workpiece jig 1110 at least with scratch detection station 1200, test pattern station1300 are arranged correspondingly with silver-colored ring measuring station 1400.It is so-called to be arranged correspondingly, refer between workpiece jig 1110Positional relationship, it is sufficient to guarantee scratch detection station 1200, test pattern station 1300 and silver-colored 1400 synchronization job of ring measuring station, make it is complete fromDynamic optical detection apparatus 1000 has detection operating efficiency outstanding and good concertedness.For example, corresponding respectively to scratch inspectionThe distance between adjacent pairs in the workpiece jig 1110 of survey station 1200, test pattern station 1300 and silver-colored ring measuring station 1400, etc.The distance between adjacent pairs in scratch detection station 1200, test pattern station 1300 and silver-colored ring measuring station 1400.
Fig. 1~2 are please referred to, scratch detection station 1200 is examined for realizing the optics of the surface scratch of precise plasticIt surveys.Exemplarily, scratch detection station 1200 includes the first image acquisition device 1210 and shadowless light source 1220.First image acquisition device1210 can have in the one-movement-freedom-degree in horizontal plane in both directions, realize to be detected in moving freely in horizontal planeThe automatically scanning and Image Acquisition of workpiece surface.
It is controlled between the first image acquisition device 1210 and workpiece jig 1110 with opposite piece in shadowless light source 1220The vertical elevating movement of tool 1110 is adjusted to realize with the distance between the workpiece to be detected on workpiece jig 1110.DemonstrationProperty, shadowless light source 1220 is annular shadowless light source 1220, and the first image acquisition device 1210 passes through annular shadowless light source 1220Looping pit and keep opposite with workpiece to be detected.
Exemplarily, scratch detection station 1200 includes scratch first level feed shaft 1230, scratch the second horizontal feed axis1240 with scratch vertical feed shaft 1250.Wherein, the second horizontal feed of scratch axis 1240 is set to scratch first level feed shaftOn 1230, and scratch first level feed shaft 1230 and the second horizontal feed of scratch axis 1240 are in vertical distribution in horizontal plane.TheOne image acquisition device 1210 is set on the second horizontal feed of scratch axis 1240, then can person be implemented in freely moving in horizontal planeIt is dynamic.Shadowless light source 1220 is set on scratch vertical feed shaft 1250, is realized the vertical lifting of opposite piece jig 1110, is made lightIt is adjustable according to effect.Exemplarily, scratch first level feed shaft 1230 and scratch vertical feed shaft 1250 are respectively arranged in rackOn.
Wherein, scratch first level feed shaft 1230, the second horizontal feed of scratch axis 1240 and scratch vertical feed shaft1250 motion guide can realize that power source can be by revolving by straight-line motion mechanism (such as sliding rail-sliding block, guide rod-guide sleeve etc.)Rotating motor, hydraulic motor, telescoping cylinder, electric pushrod etc. serve as, and can realize it by modes such as lead screw transmission, rack pinionsHe moves the movement transmitting and converting between (such as circular motion of rotating electric machine output) and linear motion.
Exemplarily, the first image acquisition device 1210 include first camera 1211 be installed in first camera 1211 theOne camera lens 1212.Wherein, first camera 1211 is installed on the second horizontal feed of scratch axis 1240, and the first camera lens 1212 penetrates nothingShadow light source 1220 and with enter the detection station workpiece jig 1110 keep opposite.Exemplarily, first camera 1211 is workIndustry grade CCD (such as being specially 1200W pixel black and white camera).
Please refer to Fig. 1 and 3, test pattern station 1300 is for realizing (such as the silk of figure on the surface of precise plasticPrint logo) optical detection.Exemplarily, test pattern station 1300 includes the second image acquisition device 1310, annular light source 1320With backlight.Second image acquisition device 1310 can have in horizontal plane with annular light source 1320 in moving freely in horizontal planeInside one-movement-freedom-degree in both directions realizes automatically scanning and Image Acquisition to workpiece surface to be detected.Meanwhile second figureAs collector 1310 has the vertical elevating movement of opposite piece jig 1110, thus flexible modulation vertical between the two away fromFrom making Image Acquisition precision more preferably.
Annular light source 1320 is between the second image acquisition device 1310 and workpiece jig 1110, the second image acquisition device1310 keep opposite with workpiece to be detected by the looping pit of annular light source 1320.It is separate that backlight is located at workpiece jig 1110The side of annular light source 1320, the auxiliary material that back of work to be detected mounts can be carried out position it is correct and whether there is or not detection judgement.
Exemplarily, test pattern station 1300 includes figure first level feed shaft 1330, figure the second horizontal feed axis1340 with figure vertical feed shaft 1350.Wherein, the second horizontal feed of figure axis 1340 is set to figure first level feed shaftOn 1330, and first level feed shaft and the second horizontal feed of figure axis 1340 are in vertical distribution in horizontal plane.Annular light source1320 are respectively arranged on the second horizontal feed of figure axis 1340 with vertical feed shaft, can be respectively with figure the second horizontal feed axis1340 are implemented in moving freely in horizontal plane.Second image acquisition device 1310 is set on figure vertical feed shaft 1350, withFigure vertical feed shaft 1350 realizes moving freely for three directions together.
Wherein, figure first level feed shaft 1330, the second horizontal feed of figure axis 1340 and figure vertical feed shaft1350 motion guide can realize that power source can be by revolving by straight-line motion mechanism (such as sliding rail-sliding block, guide rod-guide sleeve etc.)Rotating motor, hydraulic motor, telescoping cylinder, electric pushrod etc. serve as, and can realize it by modes such as lead screw transmission, rack pinionsHe moves the movement transmitting and converting between (such as circular motion of rotating electric machine output) and linear motion.
Exemplarily, the second image acquisition device 1310 include second camera 1311 be installed in second camera 1311 theTwo camera lenses 1312.Wherein, second camera 1311 is installed on figure vertical feed shaft 1350, and the second camera lens 1312 penetrates ring lightSource 1320 and with enter the detection station workpiece jig 1110 keep opposite.Exemplarily, second camera 1311 is technical gradeCCD (such as being specially black and white camera).
Fig. 1 and 4 is please referred to, silver-colored ring measuring station 1400 is examined for realizing the optics of precise plastic electroplating surface qualityIt surveys.Exemplarily, silver-colored ring measuring station 1400 includes third image acquisition device 1410 and coaxial light source 1420.Third image acquisition device1410 can have in the one-movement-freedom-degree in horizontal plane in both directions, realize to be detected in moving freely in horizontal planeThe automatically scanning and Image Acquisition of workpiece surface.
Coaxial light source 1420 is set between third image acquisition device 1410 and workpiece jig 1110, belongs to diffusing reflection illuminationLight source illuminates visibly homogeneous.Third image acquisition device 1410 is protected by the looping pit of coaxial light source 1420 with workpiece to be detectedHold opposite, the shooting being implemented under Uniform Illumination.
Exemplarily, silver-colored ring measuring station 1400 is included in the silver-colored ring first level feed shaft 1430 of vertical distribution in horizontal planeWith silver-colored the second horizontal feed of ring axis 1440.Wherein, silver-colored the second horizontal feed of ring axis 1440 is set to silver-colored ring first level feed shaftOn 1430, third image acquisition device 1410 is set on silver-colored the second horizontal feed of ring axis 1440.
Wherein, silver-colored ring first level feed shaft 1430 can be by straight with the motion guide of silver-colored the second horizontal feed of ring axis 1440Line movement mechanism (such as sliding rail-sliding block, guide rod-guide sleeve etc.) realize, power source can by rotating electric machine, hydraulic motor, telescoping cylinder,Electric pushrod etc. serves as, and can be realized by modes such as lead screw transmission, rack pinions other movement (such as rotating electric machine outputCircular motion) and linear motion between movement transmitting and converting.
Exemplarily, third image acquisition device 1410 include third camera 1411 be installed in third camera 1411 theThree-lens 1412.Wherein, third camera 1411 is installed on silver-colored the second horizontal feed of ring axis 1440, and third camera lens 1412 is through sameAxis light source 1420 and with enter the detection station workpiece jig 1110 keep opposite.Exemplarily, third camera 1411 is workIndustry grade CCD (such as being specially 1200W pixel color camera).
Fig. 1 and 5 is please referred to, charging and discharging mechanism 1500 mitigates for realizing the self-action loading and unloading of workpiece to be detectedWorker's burden improves production efficiency.Exemplarily, charging and discharging mechanism 1500 including motion bracket 1510 and is set to motion bracketClamper 1520 on 1510.Wherein, motion bracket 1510 can in being moved freely in vertical guide, have in vertical guide along twoThe one-movement-freedom-degree in direction makes clamper 1520 neatly pick and place workpiece to be detected.
The implementation of clamper 1520 is numerous, including the types such as pneumatic-finger, seamless sucker.Exemplarily, clamperThe 1520 seamless sucker by array distribution in 1,510 1 side surface of motion bracket forms, and realizes seamless grab by vacuum suctionIt takes, guarantees that the surface of workpiece to be detected is without damage.
Exemplarily, charging and discharging mechanism 1500 be included in the loading and unloading vertical feed shaft 1530 of vertical distribution in vertical guide withLoading and unloading horizontal feed axis 1540.Wherein, loading and unloading horizontal feed axis 1540 is set on loading and unloading vertical feed shaft 1530, fortuneDynamic bracket 1510 is set on loading and unloading horizontal feed axis 1540.
Wherein, loading and unloading vertical feed shaft 1530 and the motion guide of loading and unloading horizontal feed axis 1540 can be transported by straight lineMotivation structure (such as sliding rail-sliding block, guide rod-guide sleeve etc.) realizes, power source can be by rotating electric machine, hydraulic motor, telescoping cylinder, electronicPush rod etc. serves as, and can be realized by modes such as lead screw transmission, rack pinions other movement (such as rotating electric machine output circleZhou Yundong) the movement transmitting and converting between linear motion.
Exemplarily, full-automatic optical detection device 1000 further includes framework for support 1600.Framework for support 1600 is installed onOn ground, rotary table 1100, charging and discharging mechanism 1500, scratch detection station 1200, test pattern station 1300 and silver-colored ring are detectedIt stands and 1400 is respectively arranged on framework for support 1600.
Referring to Fig. 6, exemplarily, protection hood 1700 being equipped on framework for support 1600, is realized between internal and external environmentSecurity isolation, guarantee rotary table 1100, charging and discharging mechanism 1500, scratch detection station 1200, test pattern station 1300 withThe safety of silver-colored ring measuring station 1400 and the personal safety as well as the property safety of external environment.
Exemplarily, full-automatic optical detection device 1000 further includes display unit 1800, for showing job information.ShowPlasticity, display unit 1800 is installed on framework for support 1600 and/or protection hood 1700.Wherein, display unit 1800 canIncluding ways of realization such as combined aural and visual alarm, display screens.
In all examples being illustrated and described herein, any occurrence should be construed as merely illustratively, withoutIt is as limitation, therefore, other examples of exemplary embodiment can have different values.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang YiIt is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.
The embodiments described above only express several embodiments of the present invention, and the description thereof is more specific and detailed, but simultaneouslyLimitation of the scope of the invention therefore cannot be interpreted as.It should be pointed out that for those of ordinary skill in the art,Without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to protection model of the inventionIt encloses.Therefore, protection scope of the present invention should be determined by the appended claims.