A kind of hub runout flexibility automatic checkout system based on computer visionTechnical field
The invention belongs to the testing fields of machine or structure member either statically or dynamically balanced, in particular to a kind of to be based on machineThe hub runout flexibility automatic checkout system of tool vision.
Background technique
Wheel hub is the important component of motor vehicle drive system.The quality of wheel hub assembling quality directly influences motor-drivenThe security performance of vehicle, wherein whether hub end, diameter bounce are qualified, directly influence the comfort level and safety in driving processProperty, it is one of key technical index, main technical requirements are, on the basis of the central hub line of wheel hub, determine the end face of wheel rimBounce and circular runout.So the glitch detection technology of hub end diametric plane plays very important work in wheel hub mounting technology fieldWith.
The glitch detection mode of hub end diametric plane mostly uses artificial detection at present, and mandrel is passed through axis hole first, and anotherThe core sleeve assembled on the axis hole of face matches, and is struck tightly with wooden mallet, then refills on deflection instrument, manual rotation's wheel hub, leads toIt crosses observation lever indicator and obtains hub runout, and qualification is judged whether according to numerical value.There are the problem of are as follows: detection efficiency mistakeLow, detection error is big.
In order to solve the above-mentioned technical problem, prior art discloses automatic checkout systems, such as CN105277124 to discloseA kind of end of hub unit method pulling plate is jumped and diameter jumps detection device, which includes body frame, charging and discharging mechanism, hold-down mechanism, turnsMotivation structure and press-loading device, the equipment provide a kind of measurement index precisely, detection quickly, structure is simple and overcomes existingThe detection device of the Wheel hub unit flange end diametric plane measuring technique inaccuracy proposed in technology；For another example CN203310388 is disclosedA kind of hub runout detects sorting instrument automatically comprising the components such as wheel hub, turntable and wheel hub positioning sleeve, the sorting instrument are availableIn hub end, diameter beat detection, and can automatic distinguishing product it is whether qualified, promoted product detection efficiency and inspection it is accurateDegree.Automatic checkout system of the existing technology improves detection efficiency instead of the mode of artificial detection, but the prior artDisclosed detection system, which can not beat to brake rim, to be detected.
Summary of the invention
The flexible automatic detection of the hub runout based on computer vision that in order to solve the above technical problem, the present invention provides a kind ofSystem, the automatic checkout system are not only able to realize the detection for jumping the jump of wheel hub upper and lower side, upper and lower diameter, it is often more important that this is automaticDetection system can also realize the detection to brake rim bounce, and detection efficiency is high, be not necessarily to manual intervention.
Specific technical solution of the present invention is as follows:
The present invention provides a kind of hub runout flexibility automatic checkout system based on computer vision, the automatic checkout system packetInclude measuring device main body, measuring device main body includes measurement basic module, upper and lower end face measurement component, lower positioning component, upper fixedHyte part and control cabinet component, wherein it is equal that upper and lower end face measures component, lower positioning component, upper positioning component and control cabinet componentOn the measurement basic module to play a supportive role；Upper and lower end face measurement component includes two surveys on measurement basic moduleQuantity sensor unit；Lower positioning component includes the bearing block set unit connecting with measurement basic module, out of bearing block set unitFirst motor and brake is also respectively connected on bearing block set unit in the lower mandrel stretched out and the third cylinder that connect with lower mandrelDrum measuring unit；Upper positioning component includes that set unit is changed in the turntable positioning being used cooperatively with lower mandrel.
Further to improve, measurement basic module includes pedestal bottom plate, the vertical guide rail upright columns on pedestal bottom plate, wheelHub support unit and the first cylinder, guide rail upright columns are equipped with the second cylinder and vertical the first guide rail in guide rail upright columns, theOne guide rail successively slidably connects the second sliding block and the first sliding block from top to bottom；
Preferably, upper positioning component further includes that the guide rail connecting with measurement basic module connects upper plate, connect with guide railThe motor drive unit of plate connection connects the first sensor of upper plate with set on guide rail, and set unit is changed in turntable positioning and motor passesMoving cell is connected.
Further to improve, it includes turntable, the upper centring sleeve on turntable side wall and lower fixed that set unit is changed in turntable positioningHeart set；Upper centring sleeve and lower centring sleeve are arranged with pressing ring and axle sleeve fixing seat respectively at the position of turntable side wall, on pressing ringIt is also arranged with axle sleeve and is detachably fixed set, lower centring sleeve is equipped with Latin pair.
Further to improve, motor drive unit includes third motor, the speed reducer being connected with third motor and passes through connectionAxis device is connected with speed reducer and penetrates into the extension shaft in turntable.
Further to improve, brake rim measuring unit includes the first vertical cylinder being connected with bearing block set unit, is set toTwin shaft electric cylinders connecting plate, the horizontal twin shaft electric cylinders being set on twin shaft electric cylinders connecting plate and twin shaft electric cylinders in first vertical cylinderThe movable part of twin shaft connection, the gauge head electric cylinders connecting plate, the flexible electricity on gauge head electric cylinders connecting plate that are connect with movable partCylinder and the gauge head in flexible electric cylinders is connected to by gauge head connecting plate.
It is further to improve, measurement sensor unit include connect by electric cylinders connecting bottom board with guide rail upright columns it is electronicCylinder, the electric cylinders connecting plate being connect with the 6th sliding block on electric cylinder, piston rod electric cylinders and piston rod on electric cylinders connecting plateThe sensor mounting plate of the piston rod connection of electric cylinders, sensor mounting plate are equipped with the first guide rod cylinder and are arranged in the first guide rodThe first displacement sensor on cylinder is also equipped with second displacement sensor on sensor mounting plate.
Further to improve, measuring device main body further includes holding down assembly on hub support unit, is held down assemblyIncluding the second guide rail, the pneumatic clamper mounting plate being connect with hub support unit, the second guide rod cylinder on pneumatic clamper mounting plate,Third sliding block is slidably connected on two guide rails, third sliding block passes through the guide rod phase of connecting plate component and the second guide rod cylinder two sidesEven.
Further to improve, automatic checkout system further includes automatic loading and unloading device, and automatic loading and unloading device includes pedestal,Turntable mechanism on pedestal, the elevating mechanism on turntable mechanism and two clamp hand machines set on elevating mechanism two sidesStructure；Elevating mechanism includes turntable lifting connection component, two third guide rail cylinders on turntable lifting connection component, symmetricalIt is sliding that the 4th is slidably connected set on four upright guide rails of turntable lifting connection component opposite sides, on each upright guide railBlock；Clamp hand mechanism includes two manipulators and the Four-slider and third guide rail gas for being located at turntable lifting connection component the same sideThe manipulator connecting plate of cylinder connection, the 4th guide rail cylinder among manipulator connecting plate and symmetrical and be respectively arranged on manipulatorFour horizontal guide rails for connecting board ends, slidably connect the 5th sliding block on each horizontal guide rail, two manipulators respectively withThe guide rod and the 5th sliding block of 4th guide rail cylinder two sides are connected.
Further to improve, automatic checkout system further includes transmission wire body, and transmission wire body includes rack, frame top two sidesSeveral sprocket drums being sequentially connected mutually are symmetrically arranged with, what bottom of the frame was sequentially connected equipped with driving motor and with driving motorBilateral cylinder drive shaft, the both ends of bilateral cylinder drive shaft are sequentially connected with the sprocket drum of two sides respectively.
It is further to improve, wheel bore is equipped among frame top, the bottom of rack, which is located at below wheel bore, to be additionally provided withCoarse positioning unit, coarse positioning unit include coarse positioning frame, the gear in the middle part of coarse positioning frame, two parallel peaces turn in coarse positioningCoarse positioning on frame is oriented to optical axis and is respectively sleeved at the guiding axis sliding block at coarse positioning guiding optical axis both ends, and each guiding axis is slidingBlock bottom is equipped with the rack gear engaged with gear, and two rack gears are not also connected on the same side, one of guiding axis sliding blockThere is the 4th cylinder, be equipped with clamping jaw on two guiding axis sliding blocks vertically, the 4th cylinder is installed to two by being oriented to axle installing plateCoarse positioning is oriented on optical axis.
Further to improve, which further includes hub type recognizer component, hub type recognizer component packetThe video camera for including light source mounting rack and being mounted on light source mounting rack.
Beneficial effects of the present invention: automatic checkout system provided by the invention can automate complete detection device and realize wheel hubThe glitch detection of 5 positions is jumped, the detection that upper and lower diameter is jumped and brake rim is beated including upper and lower side, instead of the mode of artificial detection.This set detection system realizes the glitch detection of 5 positions of wheel hub using NI Vision Builder for Automated Inspection, and the parameter of detection is more comprehensively accurate,Improve the processing effect of wheel hub.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of 1 measuring device main body of embodiment；
Fig. 2 is the left view of the lower positioning component of embodiment 1；
Fig. 3 is the structural schematic diagram that embodiment 2 measures basic module；
Fig. 4 is the structural schematic diagram of positioning component in embodiment 3；
Fig. 5 is the structural schematic diagram of 4 brake rim measuring unit of embodiment；
Fig. 6 is the partial sectional view that set unit is changed in the positioning of 5 turntable of embodiment；
Fig. 7 is the cross-sectional view of positioning component in embodiment 5；
Fig. 8 is the structural schematic diagram of 6 measurement sensor unit of embodiment；
Fig. 9 is the left view of 6 measurement sensor unit of embodiment；
Figure 10 is the structural schematic diagram of 7 measuring device main body of embodiment；
Figure 11 is the structural schematic diagram that embodiment 7 holds down assembly；
Figure 12 is the structural schematic diagram of 8 automatic loading and unloading device of embodiment；
Figure 13 is the structural schematic diagram of 8 elevating mechanism of embodiment；
Figure 14 is the structural schematic diagram of 8 clamp hand mechanism of embodiment；
Figure 15 is the structural schematic diagram that embodiment 9 transmits wire body；
Figure 16 is the left view that embodiment 9 transmits wire body；
Figure 17 is the structural schematic diagram that embodiment 10 transmits wire body；
Figure 18 is the structural schematic diagram of 10 coarse positioning unit of embodiment；
Figure 19 is the structural schematic diagram of 11 hub type recognizer component of embodiment.
Specific embodiment
The present invention is it should be noted that the figure of each component situation inconsistent there may be ratio, each figure and component are allWith scaling appropriate has been carried out on the basis of Fig. 1, in order to see corresponding structure.
In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", "front", "rear",The orientation or positional relationship of the instructions such as "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is based on attached drawing instituteThe orientation or positional relationship shown, is merely for convenience of description of the present invention and simplification of the description, rather than the dress of indication or suggestion meaningIt sets or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as protecting the present inventionThe limitation of range.
Embodiment 1
A kind of hub runout flexibility automatic checkout system based on computer vision, which includes measuring deviceMain body 1, as shown in Figure 1, measuring device main body 1 includes measurement basic module 100, upper and lower end face measurement component, lower positioning component300, upper positioning component 400 and control cabinet component 500, upper and lower end face measure component, lower positioning component 300, upper positioning component 400It is set on the measurement basic module 100 to play a supportive role with control cabinet component 500；It includes being set to survey that upper and lower end face, which measures component,Measure two measurement sensor units 200 on basic module 100；Upper and lower end face measurement component includes being symmetrically set in guide rail upright columnsTwo measurement sensor units 200 in 102 opposite sides faces；Measurement sensor unit provided by the invention is primarily to measurementWheel hub end face and diametric plane spring displacement, which mainly includes displacement sensor；As shown in Fig. 2, lower positioning groupPart 300 includes the bearing block set unit 301 connecting with measurement basic module 100, the lower core stretched out out of bearing block set unit 301First motor 304 is also respectively connected on bearing block set unit 301 in axis 302 and the third cylinder 303 connecting with lower mandrel 302With brake rim measuring unit 305；It is further preferred that bearing block set unit 301 provided by the invention includes and the first sliding block 109The guide rail lower connecting plate 3011 connected with the first cylinder 105 and the lower shaft bearing seat 3012 being connect with guide rail lower connecting plate 3011,Mandrel 302 is wherein descended to stretch out out of lower shaft bearing seat 3012；Upper positioning component 400 includes turn being used cooperatively with lower mandrel 302Set unit 403 is changed in disk positioning.
Automatic checkout system provided by the invention can automate the bounce inspection that complete detection device realizes 5 positions of wheel hubIt surveys, is jumped including upper and lower side, the detection that upper and lower diameter is jumped and brake rim is beated, instead of the mode of artificial detection.This set detection system benefitThe glitch detection of 5 positions of wheel hub is realized with NI Vision Builder for Automated Inspection, the parameter of detection is more comprehensively accurate, improves adding for wheel hubWork efficiency fruit.
Embodiment 2
A kind of hub runout flexibility automatic checkout system based on computer vision, the automatic checkout system and embodiment 1 are notWith as shown in figure 3, measurement basic module 100 includes pedestal bottom plate 101, the guide rail on pedestal bottom plate 101 is vertical verticallyColumn 102, hub support unit 103 and the first cylinder 105, guide rail upright columns 102 are equipped with the second cylinder 106 and are set to guide rail verticallyThe first guide rail 107 on column 102, the first guide rail 107 successively slidably connect two piece of second sliding block 108 and two pieces from top to bottomFirst sliding block 109；Hub support unit of the invention signified can be the braced frame of square, can be it is as shown in Figure 3,It is made of two foundation seat rectangular tubes 1031 and two foundation seat square tubes 1032, it further preferably can be respectively in two foundation seat rectanglesPipe 1031 and two foundation seat square tubes 1032 are respectively corresponded plus the first isometry block 1033 and the second isometry block 1034, it is therefore an objective to putIt sets wheel hub and more stably support interface is provided.
Embodiment 3
A kind of hub runout flexibility automatic checkout system based on computer vision, the automatic checkout system and embodiment 2 are notWith bearing block set unit 301 is connected with the first sliding block 109 and the first cylinder 105；As shown in figure 4, upper positioning component 400It further include that the guide rail connecting with measurement basic module 100 connects upper plate 401, connect the motor drive of the connection of upper plate 401 with guide railUnit 402 connects the first sensor 404 of upper plate 401 with set on guide rail, and set unit 403 and motor drive list are changed in turntable positioningMember 402 is connected.
Automatic checkout system provided by the invention can automate the bounce inspection that complete detection device realizes 5 positions of wheel hubIt surveys, is jumped including upper and lower side, the detection that upper and lower diameter is jumped and brake rim is beated, instead of the mode of artificial detection.This set detection system benefitThe glitch detection of 5 positions of wheel hub is realized with NI Vision Builder for Automated Inspection, the parameter of detection is more comprehensively accurate, improves adding for wheel hubWork efficiency fruit.
Embodiment 4
A kind of hub runout flexibility automatic checkout system based on computer vision, the automatic checkout system and embodiment 1Difference is, as shown in figure 5, brake rim measuring unit 305 includes the first vertical cylinder being connected with bearing block set unit 301306, the twin shaft electric cylinders connecting plate 307 in the first vertical cylinder 306, horizontal pair being set on twin shaft electric cylinders connecting plate 307Axis electric cylinders 308, the movable part 309 being connect with the twin shaft of twin shaft electric cylinders 308, the gauge head electric cylinders connecting plate being connect with movable part 309310, the flexible electric cylinders 311 on gauge head electric cylinders connecting plate 310 and flexible electric cylinders 311 are connected to by gauge head connecting plate 312On gauge head 313.The present invention further by being defined to brake rim measuring unit, enable the detection system accuratelyIt realizes the detection beated to brake rim, realizes the further correction to wheel hub machined parameters.
Embodiment 5
A kind of hub runout flexibility automatic checkout system based on computer vision, the automatic checkout system and embodiment 3Difference is, as shown in fig. 6, it includes turntable 405, the upper centring sleeve on 405 side wall of turntable that set unit 403 is changed in turntable positioning406 and lower centring sleeve 407；Upper centring sleeve 406 and lower centring sleeve 407 are arranged with pressure respectively at the position of 405 side wall of turntable408 and axle sleeve fixing seat 409 are enclosed, axle sleeve is also arranged on pressing ring 408 and is detachably fixed set 410, lower centring sleeve 407, which is equipped with, to be drawnFourth pair 411.
The present invention is further further limited by changing set unit to turntable positioning, and lower mandrel and not is capable of providingIbid centring sleeve and lower centring sleeve realize centering precision necessary to hub runout detects, and lower mandrel and upper centring sleeve and underCentring sleeve upon wear, is easily changed；The system can further increase the processing rigidity of wheel hub simultaneously, guarantee the steady of concentricityIt is qualitative.
As shown in fig. 7, the speed reducer 413 that motor drive unit 402 includes third motor 412, is connected with third motor 412It is connected with speed reducer 413 with by shaft coupling 414 and penetrates into the extension shaft 415 in turntable 405.Improve entire automatic detection systemThe driving force of system.
Embodiment 6
A kind of hub runout flexibility automatic checkout system based on computer vision, the automatic checkout system and embodiment 2Difference is that as Figure 8-9, measurement sensor unit 200 includes connecting by electric cylinders connecting bottom board 201 and guide rail upright columns 102The electric cylinder 202 that connects, is set to electric cylinders connecting plate 204 at the electric cylinders connecting plate 204 connecting with the 6th sliding block 203 on electric cylinder 202On piston rod electric cylinders 205, the sensor mounting plate 206 that is connect with the piston rod of piston rod electric cylinders 205, sensor mounting plate206 the first displacement sensors 208 guide rod cylinder 207 and be arranged in the first guide rod cylinder 207 equipped with first, sensor peaceSecond displacement sensor 209 is also equipped in loading board 206.In order to play the role of protection, it is additionally provided in electric cylinders connecting bottom board 201Horizontal drag chain 210 that is parallel with electric cylinder 202 and connecting with electric cylinders connecting plate 204, is additionally provided with and passes on electric cylinders connecting plate 204The vertical drag chain 211 that sensor mounting plate 206 connects.
The present invention, which provides measurement sensor unit, can more accurately and easily realize circular runout and end face to wheel hubThe detection of bounce.
Embodiment 7
A kind of hub runout flexibility automatic checkout system based on computer vision, the automatic checkout system and embodiment 2Difference is, as shown in Figure 10, measuring device main body 1 further includes holding down assembly 600 on hub support unit 103, such asShown in Figure 11, hold down assembly 600 include the second guide rail 601, connect with hub support unit 103 pneumatic clamper mounting plate 602, be set toThe second guide rod cylinder 603 on pneumatic clamper mounting plate 602 slidably connects third sliding block 604, third sliding block on second guide rail 601604 are connected by connecting plate component with the guide rod of 603 two sides of the second guide rod cylinder.
Preferably, connection component includes the slider connecting plate 605 connecting with third sliding block 604, is set to sliding block connection verticallyWedge block 606 on plate 605, the clamp hand pneumatic clamper connecting plate 607 being connect with guide rod and be set to slider connecting plate 605 and clamp hand gasFloating compact heap 608 between pawl connecting plate 607.
Provided by the invention hold down assembly provides certain pressing force for wheel hub, can be further ensured that wheel hub centeringPrecision.
Embodiment 8
A kind of hub runout flexibility automatic checkout system based on computer vision, the automatic checkout system and embodiment 2Difference is that automatic checkout system further includes automatic loading and unloading device 2, and as shown in figure 12, automatic loading and unloading device 2 includes pedestal20, the turntable mechanism 30 on pedestal 20 and is set to 40 two sides of elevating mechanism at elevating mechanism 40 on turntable mechanism 30Liang Ge clamp hand mechanism 50；Turntable mechanism 30 can be the conventional equipment with rotation function, such as can divide for camDevice.
As shown in figure 13, elevating mechanism 40 includes turntable lifting connection component 41, is set on turntable lifting connection component 41Two third guide rail cylinders 42, be symmetrically set in turntable lifting 41 opposite sides of connection component four upright guide rails 43, eachFour-slider 44 is slidably connected on upright guide rail 43；Further to improve, it includes being set to turn that turntable, which goes up and down connection component 41,Turntable in platform mechanism 30 goes up and down connecting bottom board 45, vertical two pieces of turntables on turntable lifting bottom plate 45 go up and down vertical plate 46,Turntable between two pieces of turntable lifting vertical plates 46 goes up and down vertical plate reinforcing rib 47 and on two pieces of turntables lifting vertical plate 46Turntable lifting cylinder connecting plate 48, two third guide rail cylinders 42 are set on turntable lifting cylinder connecting plate 48, and four are led verticallyRail 43 is respectively arranged on the opposite sides of two pieces of turntable lifting vertical plates 46.
As shown in figure 14, clamp hand mechanism 50 includes two manipulators 55 and goes up and down 41 the same side of connection component positioned at turntableFour-slider 44 and third guide rail cylinder 42 connect manipulator connecting plate 51, the among manipulator connecting plate 51 the 4thGuide rail cylinder 52 and four horizontal guide rails 53 that are symmetrical and being respectively arranged on 51 both ends of manipulator connecting plate, on each horizontal guide rail 53The 5th sliding block 54 is slidably connected, two manipulators 55 pass through clamp hand arm connecting bottom board 56 and 54 phase of the 5th sliding block respectivelyEven, it is connected by manipulator connecting plate 57 with the guide rod of 52 two sides of the 4th guide rail cylinder.
Further to improve, the present invention may be implemented to save the automatic loading/unloading of wheel hub by the way that the above structure is arrangedManpower and material resources, and by further being defined elevating mechanism and clamp hand mechanism, improve lifting accuracy andPrecision, and the clamp hand mechanism can be suitble to clamp different size of wheel hub, and easy to operate, applicability is wide.
The automatic loading and unloading device also has following function:
The rotation function of 180 degree is provided, realizes that function is carried in the loading and unloading of wheel hub；Elevating function is provided, realizes that wheel hub existsDo not interfere with other mechanisms in vertical direction in handling process；Do not interfere in the horizontal direction with other mechanisms in rotary course；When the wheel hub installation of different-thickness, the distance of lifting is consistent at a distance from turntable lifting；While elevating function is provided, mentionIt installed for enough power, take out wheel hub；Clamping wheel hub function is provided, realizes the clamping and release to wheel hub；The clamping of wheel hubFunction provides centering function, realizes different size, the center of different types of wheel hub and being equidistant for turntable center.
Embodiment 9
A kind of hub runout flexibility automatic checkout system based on computer vision, the automatic checkout system and embodiment 8Difference is that automatic checkout system further includes transmission wire body 3, and as shown in figures 15-16, transmission wire body 3 includes rack 60, rack 60Top two sides are symmetrically arranged with several sprocket drums 62 being sequentially connected mutually, 60 bottom of rack be equipped with driving motor 63 and with drivingThe bilateral cylinder drive shaft 64 that motor 63 is sequentially connected, the both ends of bilateral cylinder drive shaft 64 sprocket drum 62 with two sides respectivelyTransmission connection.
Automatic checkout system provided by the invention further provides for the conveying function of wheel hub, can further realize transmission,Carrying and monitoring integration function, realize the intelligence of this detection system, greatly reduce cost, save labourPower.Lower hub in the design conveniently of entire transmission line body, and can prevent wheel hub from colliding with and rubbing during conveying.
Embodiment 10
A kind of hub runout flexibility automatic checkout system based on computer vision, the automatic checkout system and embodiment 9Difference is that as shown in figure 17, transmission wire body 3 is 3, and 60 top center of rack of intermediate transmission wire body 3 is equipped with wheel bore61, the two sides of rack 60 are additionally provided with photoelectric sensor 65；And the bottom of rack 60 be located at wheel bore 61 lower section be additionally provided with it is thick fixedBit location 70, as shown in figure 18, coarse positioning unit 70 include coarse positioning frame 71, the gear 72, two set on 71 middle part of coarse positioning frameA parallel peace turns in the coarse positioning guiding optical axis 73 on coarse positioning frame 71 and is respectively sleeved at coarse positioning guiding 73 both ends of optical axisGuiding axis sliding block 74, each 74 bottom of guiding axis sliding block is equipped with the rack gear 75 engaged with gear 72, and two rack gears 75 do not existThe same side is also connected with the 4th cylinder 76 on one of guiding axis sliding block 74, is equipped with vertically on two guiding axis sliding blocks 74Clamping jaw 77, the 4th cylinder 76 are installed on two coarse positionings guiding optical axises 73 by being oriented to axle installing plate 78.
In order to play the role of support and promote sliding, coarse positioning frame 71 is equipped with the rack gear sliding rail parallel with rack gear 75751,75 bottom of rack gear is equipped with the rack slide 752 that can be slided on rack gear sliding rail 751.
The present invention further in the transmission process of wheel hub, realizes the careless bit function to wheel hub, entire automatic detection systemSystem significantly improves wheel hub centering precision and accuracy, and then improve entire detection system by the centering twice to wheel hubDetect accuracy.Coarse positioning unit provided by the invention also provides wheel hub lifting function, realizes loading and unloading clamp device to wheel hubThe clamping of lower edge；The function of correcting wheel hub feeding sideslip is provided simultaneously.
Embodiment 11
A kind of hub runout flexibility automatic checkout system based on computer vision, the automatic checkout system and embodiment 1Difference is that as shown in figure 19, automatic checkout system further includes hub type recognizer component 700, hub type recognizer component 700Including light source mounting rack 701 and the video camera 702 being mounted on light source mounting rack 701.
Hub type identification function can also be provided in another aspect of the present invention, can identify 13-18 inches of all types of wheelsHub, and light source mounting rack is reliable and stable.
Embodiment 12
A kind of hub runout flexibility automatic checkout system based on computer vision, the automatic checkout system and embodiment 1Difference is, control cabinet component 500 includes power control cabinet and controller in power control cabinet and the electric-controlled that is connected with controllerMaking sheet.Electric control panel includes all Switching Power Supplies, electric machine controller, system air switch circuit for lamp accessory and circuit trace.
Controller includes:
Wire body control module is transmitted, for completing conveying, positioning and lifting function to wheel hub；
Hub type identification module, the pre-detection wheel hub carry out type for being transported to camera model identification position for wire body will to be transmittedNumber identification；
Wheel hub type switching module automatically switches for realizing to different types of wheel hub；
Automatic loading/unloading control module, for completing the rotation of turntable structure, completing lifting, the completion pair to clamp hand mechanismMounting and separating for wheel hub and axle sleeve is completed in clamping, release and the carrying of wheel hub；
Wheel hub on-line checking positioning control module, for completing the centering function to the wheel hub for being installed to lower mandrel, completingTo the substrate hold-down function of wheel hub；
Automatic Detection and Control module, for receiving the wheel of the first displacement sensor, second displacement sensor and gauge head acquisitionHub bounce maximum value；
Alarm module wears excessive alarm, the unstable alarm of wheel hub installation, axle sleeve not in lower mandrel for realizing to axle sleeveEtc. abnormal conditions alarm etc..
Only several embodiments of the present invention are expressed for above embodiments, and the description thereof is more specific and detailed, but can notTherefore limitations on the scope of the patent of the present invention are 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, the scope of protection of the patent of the invention shall be subject to the appended claims.