CN104897073B - A kind of dual camera universal joint retainer pocket hole detection means and method - Google Patents
A kind of dual camera universal joint retainer pocket hole detection means and method Download PDFInfo
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- CN104897073B CN104897073B CN201510250230.8A CN201510250230A CN104897073B CN 104897073 B CN104897073 B CN 104897073B CN 201510250230 A CN201510250230 A CN 201510250230A CN 104897073 B CN104897073 B CN 104897073B
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Abstract
The invention discloses a kind of dual camera universal joint retainer pocket hole detection means, pocket hole precision for quickly and easily detecting universal joint retainer, including feeding mechanism, clamping platform, mounting and clamping system, cylinder mounting and clamping system, detecting system and drawing mechanism, the detecting system includes the first camera and second camera, carries out image taking by the first camera and second camera and carries out pocket hole detection using image recognition technology；The present invention is simple and compact for structure, and production cost is low；The pocket hole precision of universal joint retainer can be detected one by one by way of image discriminating, accuracy of detection is high, and automaticity is high, saves labour；The present invention can use the detection of various sizes of universal joint retainer, and adaptability is good, it is easy to promote.
Description
Technical field
The present invention relates to a kind of detection means, in particular, it is related to a kind of dual camera universal joint retainer pocket hole inspection
Survey device.
Background technology
Retainer is a kind of bearing parts, partly wraps up all or part of rolling element, and move therewith；To isolate rolling
Kinetoplast, guiding rolling element is held it in bearing.Rzeppa constant velocity joint is because its bearing capacity is strong, compact conformation, tear open
Dress is convenient, therefore is widely used, its retainer, i.e. Rzeppa constant velocity joint retainer, because applying setting in higher rotation speed
It is standby upper, so its dimension precision requirement is very high.Meaning Rzeppa constant velocity joint retainer of the invention is after turning and punching
The inside and outside performance of shaping is that sphere, both ends of the surface are plane and the hardware in made pocket hole, is finished in the punching of pocket hole
Afterwards, it is necessary to which when the detection of pocket hole precision is carried out to it, underproof product is screened.In the prior art, to universal joint
The pocket hole detection of retainer is carried out often by the mode inspected by random samples manually, and its detection efficiency is low, and precision is not high.
The content of the invention
The purpose of the present invention is that provides a kind of dual camera universal joint retainer pocket hole to solve the above problems
Detection means, the accuracy of detection for quickly and easily detecting universal joint retainer pocket hole.
The present invention is achieved through the following technical solutions above-mentioned purpose：
A kind of dual camera universal joint retainer pocket hole detection means, including：
Feeding mechanism, the charging for universal joint retainer to be measured；
Clamping platform, is located at the end of feeding mechanism and is connected with feeding mechanism, and clamping platform end is provided with limiting block
Block, it is spacing on clamping platform for universal joint retainer to be measured；
Mounting and clamping system, is located at the side of clamping platform, the clamping for universal joint retainer to be measured；
Cylinder mounting and clamping system, is located at the opposite side of clamping platform, for by universal joint retainer top to be measured to mounting and clamping system
And universal joint retainer to be measured is clamped after detection terminates and drives universal joint retainer to be measured to move；
Detecting system, being located at is used for the pocket hole detection of universal joint retainer to be measured above clamping platform；
Drawing mechanism, is located at below cylinder mounting and clamping system, the discharging for universal joint retainer to be measured；
The mounting and clamping system includes chuck, the drive cylinder that the driving chuck opens and shunk, drives the chuck to turn
Dynamic chuck drive motor and chuck fixed seat, the chuck are connected with chuck fixed seat by bearing, the outer ring of the chuck
Provided with synchromesh gear, and pass through timing belt connecting chuck motor；
The detecting system is including the camera fixed plate affixed with chuck fixed seat and in camera fixed plate
Detection camera, the detection camera includes the first camera and second camera, and first camera is located at clamping
The surface of platform, second camera is located at the oblique upper of clamping platform, the line of first camera and chuck hub and
The line of second camera and chuck hub is in 360/ pocket hole count degree angle.
Further, the feeding mechanism is inclined automatic feed passage.
Further, the positive stop is the trapezoid boss for being located at clamping platform end.
Further, the clamping mesa base is provided with the groove in the same direction with feedstock direction, and the clamping mesa base is also
Provided with jack-up bar, one end connection jack-up bar motor of the jack-up bar, jack-up bar motor promotes jack-up bar along groove
Moved to positive stop direction, jack-up bar level height is higher than the bottom surface of clamping platform and the front end of jack-up bar is inclined jack-up
Face.
Further, the cylinder mounting and clamping system includes the first cylinder, the second cylinder, sliding block and clip, first gas
Cylinder is fixed on sliding block, the movable head connection sliding block of the second cylinder, and second cylinder drives the first cylinder and sliding block straight line fortune
Dynamic, the clip is fixed on the first cylinder, and first cylinder is used for the clamping and release for driving the clip, the clip
Held out against for clamping universal joint retainer to be measured and by universal joint retainer to be measured to mounting and clamping system direction.
Further, the drawing mechanism includes certified products passage and defective work passage, and clip clamps universal joint to be measured
It is moved to after retainer by the second cylinder action on drawing mechanism, then decontrols clip, realizes the discharging of universal joint retainer to be measured
Operation.
A kind of dual camera universal joint retainer pocket hole inspection method and hole inspection, comprises the following steps：
1) universal joint retainer to be measured is rolled down on clamping platform along feeding-passage, and by the limit of clamping platform end
Position block is blocked and rested on clamping platform；
2) start the second cylinder, pushed away universal joint retainer to be measured to mounting and clamping system direction by the clip on the first cylinder
It is dynamic until universal joint retainer to be measured is contacted with chuck, while startup drive cylinder opens chuck, chuck is by universal joint to be measured
The inwall of retainer is clamped, and now the second cylinder counter motion separates the first cylinder and clip with universal joint retainer to be measured；
3) start chuck drive motor and drive the rotation of chuck, so as to drive the rotation of universal joint retainer to be measured, adjust
The rotational angle of whole chuck drive motor makes first camera of the one of pocket hole of universal joint retainer to be measured just to top,
The first camera and second camera is recycled to be shot；
4) chuck is driven to rotate by chuck drive motor again, rotational angle is 360/ pocket hole count, utilizes the first camera
Carry out shooting simultaneously for second simultaneously with second camera；
5) repeat step 4, are repeatedly shot using the first camera and second camera, until shooting pocket hole count time altogether
Untill, terminate shooting process；
6) picture for photographing the first camera and second camera is sent to computer, and utilizes image recognition technology
Analyzed, draw the whether qualified conclusion of universal joint retainer to be measured；
7) conclusion that step 6 is drawn is sent to the second cylinder, now drives the second cylinder by the first cylinder and clip
It is advanced at universal joint retainer to be measured, starts the first cylinder, clamped universal joint retainer to be measured by clip, unclamps card
Disk, the second cylinder counter motion；The conclusion drawn according to step 6 controls universal joint retainer unloading position to be measured, will detect
Sent out in complete workpiece discharge device.
Further, the parameter that the picture that first camera is photographed is analyzed by image recognition technology is pocket
The distance in Kong Bianyu universal joint retainer end face sidelines to be measured, the picture that second camera is photographed is entered by image recognition technology
The parameter of row analysis is the distance in two neighboring pocket hole.
Compared with prior art, the invention has the advantages that：The present invention is simple and compact for structure, and production cost is low；Can
Detect the pocket hole precision of universal joint retainer one by one by way of image discriminating, accuracy of detection is high, and automaticity is high, saves
Labour；The present invention can use the detection of various sizes of universal joint retainer, and adaptability is good, it is easy to promote.
Brief description of the drawings
Fig. 1 is a kind of structural representation of dual camera universal joint retainer pocket hole detection means of the invention.
Fig. 2 is the structural representation of cylinder mounting and clamping system of the present invention and drawing mechanism.
Fig. 3 is mounting and clamping system of the present invention and the structural representation of detecting system.
Fig. 4 is the stereogram of universal joint retainer.
Fig. 5 is the acquisition parameters station location marker figure of universal joint retainer.
In figure, 1- feeding mechanisms, 2- clampings platform, 3- chucks, 4- drive cylinders, 5- chuck drives motor, the gas of 6- second
Cylinder, the cylinders of 7- first, 8- sliding blocks, 9- clips, 10- universal joint retainers to be measured, 11- monitor stations, the cameras of 12- first.
Embodiment
The invention will be further described below in conjunction with the accompanying drawings：
Fig. 1 is a kind of structural representation of dual camera universal joint retainer pocket hole detection means of the invention；Fig. 2 is this hair
The structural representation of bright cylinder mounting and clamping system and drawing mechanism；Fig. 3 is the structural representation of mounting and clamping system of the present invention and detecting system
Figure；Fig. 4 is the stereogram of universal joint retainer；Fig. 5 is the acquisition parameters station location marker figure of universal joint retainer；It can be seen that：
A kind of universal joint retainer pocket hole detection means to be measured based on image discriminating, including：
Feeding mechanism 1, the charging for universal joint retainer 10 to be measured；Clamping platform 2, is located at the end of feeding mechanism 1
And connected with feeding mechanism 1, and the end of clamping platform 2 is provided with positive stop, it is flat in clamping for universal joint retainer 10 to be measured
It is spacing on platform 2；Mounting and clamping system, is located at the side of clamping platform 2, the clamping for universal joint retainer 10 to be measured；Cylinder is filled
Clipping system, is located at the opposite side of clamping platform 2, for pushing up universal joint retainer 10 to be measured to mounting and clamping system and terminating in detection
Universal joint retainer 10 to be measured is clamped afterwards and drives universal joint retainer 10 to be measured to move；Detecting system, is located at clamping platform 2
Detect in the pocket hole that top is used for universal joint retainer 10 to be measured；Drawing mechanism, is located at below cylinder mounting and clamping system, for be measured ten thousand
To the discharging of section retainer 10；
The mounting and clamping system includes chuck 3, the drive cylinder 4 that the driving chuck 3 opens and shunk, drives the chuck
The 3 chuck drive motors 5 rotated and chuck fixed seat, the chuck 3 are connected with chuck fixed seat by bearing, the chuck 3
Outer ring be provided with synchromesh gear, and pass through timing belt connecting chuck motor 5；
The detecting system is including the camera fixed plate affixed with chuck fixed seat and in camera fixed plate
Detection camera, the detection camera includes the first camera 12 and second camera 13, and first camera 12 sets
In the surface of clamping platform, second camera 13 is located in the oblique upper of clamping platform, first camera 12 and chuck 3
The line and second camera 13 of the heart are in 360/ pocket hole count degree angle with the line of chuck hub.
The feeding mechanism 1 is inclined automatic feed passage.
The positive stop is the trapezoid boss for being located at the end of clamping platform 2, and positive stop can pass through spiral shell with clamping platform 2
Tether and connect, weld or mode that die casting is integral is connected.
The bottom of clamping platform 2 is provided with the groove in the same direction with feedstock direction, and the bottom of clamping platform 2 is additionally provided with jack-up
Bar, one end connection jack-up bar motor of the jack-up bar, jack-up bar motor promotes jack-up bar along groove to limiting block
Block direction is moved, and jack-up bar level height is higher than the bottom surface of clamping platform 2 and the front end of jack-up bar is inclined jack-up face.Pass through
The setting of jack-up bar makes the present apparatus suitable for the clamping of various sizes of universal joint retainer, and jack-up bar changes easy so that
The better adaptability of the present apparatus.
The cylinder mounting and clamping system includes the first cylinder 7, the second cylinder 6, sliding block 8 and clip 9, and first cylinder 7 is consolidated
It is scheduled on sliding block 8, the movable head connection sliding block 8 of the second cylinder 6, second cylinder 6 drives the first cylinder 7 and the straight line of sliding block 8
Motion, the clip 9 is fixed on the first cylinder 7, and first cylinder 7 is used for the clamping and release for driving the clip 9, institute
Stating clip 9 is used for clamping universal joint retainer 10 to be measured and holds out against universal joint retainer 10 to be measured to mounting and clamping system direction.
The drawing mechanism includes certified products passage and defective work passage, and clip 9 clamps universal joint retainer 10 to be measured
It is moved to afterwards by the second cylinder action on drawing mechanism, then decontrols clip 9, realizes the discharging behaviour of universal joint retainer 10 to be measured
Make.
Feeding mechanism 1, clamping platform 2, cylinder mounting and clamping system, mounting and clamping system and drawing mechanism are arranged at horizontal detection
On platform 11.
A kind of universal joint retainer pocket hole inspection method and hole inspection based on image discriminating, comprises the following steps：
1) universal joint retainer 10 to be measured is rolled down on clamping platform 2 along feeding-passage, and by the end of clamping platform 2
Positive stop block and rest on clamping platform 2；
2) the second cylinder 6 is started, by the clip 9 on the first cylinder 7 by universal joint retainer 10 to be measured to mounting and clamping system
Direction is promoted up to universal joint retainer 10 to be measured is contacted with chuck 3, is opened chuck 3 while starting drive cylinder 4, chuck 3
The inwall of universal joint retainer 10 to be measured is clamped, the now counter motion of the second cylinder 6, by the first cylinder 7 and clip 9 with it is to be measured
Universal joint retainer 10 is separated；
3) start chuck drive motor 5 and drive the rotation of chuck 3, so as to drive turning for universal joint retainer 10 to be measured
It is dynamic, the rotational angle of adjustment chuck drive motor 5 make one of pocket hole of universal joint retainer 10 to be measured just to top the
One camera 12, recycles the first camera 12 and second camera 13 to be shot simultaneously；
4) drive chuck 3 to rotate by chuck drive motor 5 again, rotational angle is 360/ pocket hole count, utilize the first shooting
First 12 and second camera 13 carry out second shooting simultaneously simultaneously；
5) repeat step 4, are repeatedly shot using the first camera 12 and second camera 13, until shooting pocket hole altogether
Untill for several times, terminate shooting process；
6) picture for photographing the first camera 12 and second camera 13 is sent to computer, and utilizes image recognition
Technology is analyzed, and draws the whether qualified conclusion of universal joint retainer 10 to be measured；
7) conclusion that step 6 is drawn is sent to the second cylinder 6, now drives the second cylinder 6 by the first cylinder 7 and folder
Son 9 is advanced at universal joint retainer 10 to be measured, is started the first cylinder 7, is pressed from both sides universal joint retainer 10 to be measured by clip 9
Tightly, chuck 3, the counter motion of the second cylinder 6 are unclamped；The conclusion drawn according to step 6 controls universal joint retainer 10 to be measured to discharge
Position, sends out detecting in the workpiece discharge device finished.
What the picture that first camera 12 and second camera 13 are photographed was analyzed by image recognition technology
Parameter includes the distance and the distance in two neighboring pocket hole on pocket hole side and the end face sideline of universal joint retainer 10 to be measured.Such as Fig. 5 institutes
Show, there are two parameters of a and b in pocket hole side and the end face sideline of universal joint retainer 10 to be measured, two neighboring pocket hole apart from c be one
Parameter, by taking six pocket hole universal joint retainers as an example, is then needed to be shot six times using the first camera 12, utilizes second camera 13
Shoot six times, wherein six a and b parameters for detecting six pocket holes that the first camera 12 is shot, utilize second camera
13 six times shot are used to detect c parameters.According to tri- parameters of a, b, c and default parameter comparison in a computer, draw and treat
Whether the pocket hole that survey universal joint retainer 10 is gone out meets the conclusion of required precision.
Above-described embodiment is presently preferred embodiments of the present invention, is not the limitation to technical solution of the present invention, as long as
The technical scheme that can be realized without creative work on the basis of above-described embodiment, is regarded as falling into patent of the present invention
Rights protection scope in.
Claims (8)
1. a kind of dual camera universal joint retainer pocket hole detection means, it is characterised in that：Including：
Feeding mechanism (1), the charging for universal joint retainer to be measured (10)；
Clamping platform (2), is located at the end of feeding mechanism (1) and is connected with feeding mechanism (1), and clamping platform (2) end is set
Limited location block, it is spacing on clamping platform (2) for universal joint retainer to be measured (10)；
Mounting and clamping system, is located at the side of clamping platform (2), the clamping for universal joint retainer to be measured (10)；
Cylinder mounting and clamping system, is located at the opposite side of clamping platform (2), for universal joint retainer to be measured (10) to be pushed up to clamping system
Unite and universal joint retainer to be measured (10) is clamped after detection terminates and drives universal joint retainer to be measured (10) mobile；
Detecting system, being located at is used for the pocket hole detection of universal joint retainer to be measured (10) above clamping platform (2)；
Drawing mechanism, is located at below cylinder mounting and clamping system, the discharging for universal joint retainer to be measured (10)；
The mounting and clamping system includes chuck (3), the drive cylinder (4) that the driving chuck (3) is opened and shunk, drives the card
Chuck drive motor (5) and chuck fixed seat that disk (3) is rotated, the chuck (3) are connected with chuck fixed seat by bearing, institute
The outer ring for stating chuck (3) is provided with synchromesh gear, and passes through timing belt connecting chuck motor (5)；
The detecting system includes the camera fixed plate affixed with chuck fixed seat and the inspection in camera fixed plate
Camera is surveyed, the detection camera includes the first camera (12) and second camera (13), first camera (12)
Be located at the surface of clamping platform, second camera (13) is located at the oblique upper of clamping platform, first camera (12) with
The line and second camera (13) at chuck (3) center are in 360/ pocket hole count degree angle with the line of chuck hub.
2. a kind of dual camera universal joint retainer pocket hole detection means according to claim 1, it is characterised in that：It is described
Feeding mechanism (1) is inclined automatic feed passage.
3. a kind of dual camera universal joint retainer pocket hole detection means according to claim 1, it is characterised in that：It is described
Positive stop is the trapezoid boss for being located at clamping platform (2) end.
4. a kind of dual camera universal joint retainer pocket hole detection means according to claim 1, it is characterised in that：It is described
Clamping platform (2) bottom is provided with the groove in the same direction with feedstock direction, and clamping platform (2) bottom is additionally provided with jack-up bar, described
One end connection jack-up bar motor of jack-up bar, jack-up bar motor promotes jack-up bar to be transported along groove to positive stop direction
Dynamic, jack-up bar level height is higher than the bottom surface of clamping platform (2) and the front end of jack-up bar is inclined jack-up face.
5. a kind of dual camera universal joint retainer pocket hole detection means according to claim 1, it is characterised in that：It is described
Cylinder mounting and clamping system includes the first cylinder (7), the second cylinder (6), sliding block (8) and clip (9), and first cylinder (7) is fixed
On sliding block (8), the movable head connection sliding block (8) of the second cylinder (6), second cylinder (6) drives the first cylinder (7) and sliding
Block (8) is moved along a straight line, and the clip (9) is fixed on the first cylinder (7), and first cylinder (7) is used to drive the clip
(9) clamping and release, the clip (9) are used for clamping universal joint retainer to be measured (10) and by universal joint retainer to be measured
(10) held out against to mounting and clamping system direction.
6. a kind of dual camera universal joint retainer pocket hole detection means according to claim 1, it is characterised in that：It is described
Drawing mechanism includes certified products passage and defective work passage, and clip (9) is clamped after universal joint retainer to be measured (10) by second
Cylinder action is moved on drawing mechanism, then decontrols clip (9), realizes the draw operation of universal joint retainer to be measured (10).
7. a kind of dual camera universal joint retainer pocket hole inspection method and hole inspection, it is characterised in that：Comprise the following steps：
1) universal joint retainer to be measured (10) is rolled down on clamping platform (2) along feeding-passage, and by clamping platform (2) end
The positive stop at end is blocked and rested on clamping platform (2)；
2) the second cylinder (6) is started, by the clip (9) on the first cylinder (7) by universal joint retainer to be measured (10) to clamping
System orientation is promoted until universal joint retainer to be measured (10) is contacted with chuck (3), while starting drive cylinder (4) by chuck
(3) open, chuck (3) clamps the inwall of universal joint retainer to be measured (10), now the second cylinder (6) counter motion, by the
One cylinder (7) and clip (9) are separated with universal joint retainer to be measured (10)；
3) start chuck drive motor (5) and drive the rotation of chuck (3), so as to drive turning for universal joint retainer to be measured (10)
Dynamic, the rotational angle of adjustment chuck drive motor (5) makes one of pocket hole of universal joint retainer to be measured (10) just to top
The first camera (12), recycle the first camera (12) and second camera (13) while being shot；
4) drive chuck (3) to rotate by chuck drive motor (5) again, rotational angle is 360/ pocket hole count, utilize the first shooting
Head (12) and second camera (13) are shot while carrying out second；
5) repeat step 4, are repeatedly shot using the first camera (12) and second camera (13), until shooting pocket hole altogether
Untill for several times, terminate shooting process；
6) picture for photographing the first camera (12) and second camera (13) is sent to computer, and utilizes image recognition
Technology is analyzed, and draws the whether qualified conclusion of universal joint retainer to be measured (10)；
7) conclusion that step 6 is drawn is sent to the second cylinder (6), now drive the second cylinder (6) by the first cylinder (7) and
Clip (9) is advanced into universal joint retainer to be measured (10) place, starts the first cylinder (7), is protected universal joint to be measured by clip (9)
Frame (10) clamping is held, chuck (3), the second cylinder (6) counter motion is unclamped；It is to be measured universal according to the conclusion control that step 6 is drawn
Retainer (10) unloading position is saved, is sent out detecting in the workpiece discharge device finished.
8. a kind of dual camera universal joint retainer pocket hole inspection method and hole inspection according to claim 7, it is characterised in that：It is described
The parameter that the picture that first camera (12) is photographed is analyzed by image recognition technology is pocket hole side and universal joint to be measured
The distance in retainer (10) end face sideline, what the picture that second camera (13) is photographed was analyzed by image recognition technology
Parameter is the distance in two neighboring pocket hole.
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| CN201510250230.8A CN104897073B (en) | 2015-05-15 | 2015-05-15 | A kind of dual camera universal joint retainer pocket hole detection means and method |
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| CN104897073B true CN104897073B (en) | 2017-11-07 |
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Families Citing this family (1)
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| CN108278945A (en) * | 2017-12-28 | 2018-07-13 | 洛阳轴承研究所有限公司 | A kind of the pocket hole measurement tooling and measurement method of retainer |
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