CN106540885B - A kind of steel ball method for sorting - Google Patents
A kind of steel ball method for sorting Download PDFInfo
- Publication number
- CN106540885B CN106540885B CN201611049502.9A CN201611049502A CN106540885B CN 106540885 B CN106540885 B CN 106540885B CN 201611049502 A CN201611049502 A CN 201611049502A CN 106540885 B CN106540885 B CN 106540885B
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- Prior art keywords
- steel ball
- sorting
- platen
- mouth
- diameter
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/04—Sorting according to size
- B07C5/10—Sorting according to size measured by light-responsive means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/36—Sorting apparatus characterised by the means used for distribution
- B07C5/363—Sorting apparatus characterised by the means used for distribution by means of air
- B07C5/365—Sorting apparatus characterised by the means used for distribution by means of air using a single separation means
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- Sorting Of Articles (AREA)
Abstract
The invention discloses a kind of steel ball method for sorting, it is characterized in that, include the following steps, first by steel ball fixed placement to be sorted on testing stand, NI Vision Builder for Automated Inspection is recycled to be imaged steel ball to be sorted, and handle the measurement diameter that imaging data obtains steel ball, then the measurement diameter of steel ball is judged whether in the qualified diameter range of steel ball, if so, the steel ball is sorted to qualified sorting mouth, otherwise, which is sorted to unqualified sorting mouth.The advantages that present invention has accuracy of detection higher, and speed is fast, and detection and sorting result are accurate, and sorting efficiency is higher.
Description
Technical field
The Sorting Technique field that the present invention relates to steel balls such as the ball in rolling bearing, in particular to a kind of steel ball
Method for sorting.
Background technology
Rolling bearing is widely used multiple with Aeronautics and Astronautics, communications and transportation, machine-building, instrument and meter etc. in recent years
Field, and rolling element of the steel ball as bearing, its quality good or not play conclusive work for performance, the safety of rolling bearing
With, thus the quality testing of steel ball be restrict bearing industry development an important factor for one of.The production process of steel ball generally will be through
Crossing the processes such as cold-heading-tarry matter-heat treatment-hard grind-fine grinding-lappingout could complete, needed after production to the diameter of steel ball into
Row detection, and defective work is detected, to improve the qualification rate of later stage bearing assembly.At present piano plate in the production line with
And sorting is still detected steel ball using lever-type micrometer by testing staff, and by hand sort out defective work, the inspection
It is more demanding using the skilled operation degree of micrometer to testing staff to survey method for sorting, there is a problem of measuring inaccuracy, inspection
The labor intensity of the sorting of survey personnel is higher, and sorting efficiency and accuracy are relatively low.
Invention content
In view of the above shortcomings of the prior art, the technical problem to be solved by the present invention is to：How a kind of detection essence is provided
Degree is higher, and speed is fast, and detection and sorting result are accurate, the higher steel ball method for sorting of sorting efficiency.
In order to solve the above-mentioned technical problem, present invention employs the following technical solutions：
A kind of steel ball method for sorting, which is characterized in that include the following steps, first testing steel ball fixed placement to be sorted
On platform, NI Vision Builder for Automated Inspection is recycled to be imaged steel ball to be sorted, and handle the measurement diameter that imaging data obtains steel ball,
Then the measurement diameter of steel ball is judged whether in the qualified diameter range of steel ball, if so, the steel ball is sorted to qualified point
Mouth is picked, otherwise, which is sorted to unqualified sorting mouth.
As an optimization, before sorting, the steel ball sorting system such as lower structure is first obtained：Including feeding device, detection device with
And sorting equipment；The feeding device includes the material storing box for storing steel ball to be sorted, the upper end opening of the material storing box, and
Lower end has closable discharge port；The detection device includes the testing stand for fixed placement steel ball to be detected, the examination
Platform is tested to be located at below the discharge port of the material storing box；Further include the NI Vision Builder for Automated Inspection for detecting steel ball size, the machine
Vision system includes the industrial camera for being imaged to the steel ball to be detected on testing stand, for acquiring and storing imaging number
According to image pick-up card, handled imaging data and calculated the measurement diameter of steel ball to be detected and judge whether steel ball closes
The industrial computer and light source of lattice；The sorting equipment include be inclined at sorting raceway below the testing stand and
Blanking mechanism for steel ball to be pushed into the sorting raceway from testing stand；Defective work point is provided on the sorting raceway
It picks mouth, certified products sorting mouth and does not detect steel ball recovery port, be additionally provided on the sorting raceway for raceway will to be sorted
Steel ball guide to defective work sorting mouth, certified products sorting mouth or do not detect the active back plate mechanism of steel ball recovery port；
The sorting equipment further includes the sorting controller for controlling the blanking mechanism and active back plate mechanism action, the sorting
Controller is connected to the industrial computer；
When specific operation, the discharge port for first opening the material storing box, makes steel ball fall on the testing stand, then passes through institute
It states industrial camera to be imaged the steel ball on the testing stand, and by the data collecting card that imageable data storage is concurrent
It is sent to the industrial computer to be handled, and calculates the measurement diameter of steel ball to be detected and judge whether steel ball is qualified, if
Qualification then controls the blanking mechanism by the sorting controller and steel ball is pushed into the sorting raceway, while described in control
Steel ball is guided to the certified products and sorts mouth by active back plate mechanism；Otherwise, then the work is controlled by the sorting controller
Dynamic baffle mechanism, which guides steel ball to the defective work, sorts mouth.
As an optimization, the testing stand in the steel ball sorting system includes the platen being obliquely installed along its length,
The both sides of the platen width direction are provided with side plate, and higher one end is located at below the discharge port of the feeding device, separately
One end linking is arranged in the top of the higher one end of the sorting raceway, and the end is provided with coaming plate to be opened/closed；The platen
On be provided with several circular holes, the steel ball seat that upper surface is in ball-and-socket shape, the steel ball seat are equipped at each circular hole
Ball-and-socket edge diameter be less than steel ball to be detected diameter；The bottom of the steel ball seat is provided with through-hole, the blanking mechanism
It is arranged below the platen, and the through-hole can be passed through steel ball roof fall；When specific operation, first the coaming plate is closed, is beaten
The discharge port for opening the material storing box after so that steel ball is paved with the platen, closes the discharge port of the material storing box；Described enclose is opened again
Plate makes the steel ball not fallen in the steel ball seat be rolled down on the sorting raceway along platen.
As an optimization, the industrial camera in the steel ball sorting system is area array cameras, and the light source is area source,
The light source and industrial camera setting facing each other, and it is located at the both sides of the platen width direction；The face light
The steel ball to be detected in the steel ball seat is completely covered with the region that the industrial camera faces in source；The steel ball seat
Bottom is equipped with elevating mechanism, and the top of the platen can be risen to the elevating mechanism；When specific operation, it will first rise
Descending mechanism rises, and is then imaged to steel ball using area array cameras, and be stored and transmitted to industrial meter by image pick-up card
Calculation machine handles and calculates the diameter of steel ball, and compared with the qualified diameter range of steel ball, detects whether steel ball closes
Lattice.
As an optimization, the elevating mechanism in the steel ball sorting system includes the circular hole for being co-axially located at the platen
The electromagnet annular in shape of lower section, and axially slidably coordinate the support tube on the endoporus of the electromagnet, the steel
Ball seat is fixed at the top of the support tube；The lower end of the support tube is provided with cricoid armature, the armature and institute
It states and is provided with resetting spring between electromagnet, when making the electromagnet dead electricity, circular hole of the steel ball seat cooperation in the platen
On；The electromagnet is electrically connected to the sorting controller.
As an optimization, the electromagnet in the steel ball sorting system includes whole iron core annular in shape and surrounds iron
The magnet exciting coil of core setting, the internal diameter of the iron core and the outer diameter of the support tube match.
As an optimization, the top of the support tube in the steel ball sorting system has external screw thread, the steel ball seat
The internal thread to match with the external screw thread is provided on bottom through-hole, the steel ball seat, which is connected through a screw thread, to be screwed in the support
The top of pipe.
As an optimization, the blanking mechanism in the steel ball sorting system includes the bottom being arranged below the support tube
, there is the venthole being coaxially disposed with the support tube, the diameter of the venthole and the support tube on the pedestal
Diameter is consistent, and when making the electromagnet dead electricity, the venthole is inserted into the lower end of the support tube；The other end of the venthole
It is connected to compressed air by pipeline, the solenoid valve of control compressed air break-make, the solenoid valve electricity are provided on the pipeline
It is connected to the sorting controller.
As an optimization, the sorting raceway in the steel ball sorting system includes that the bottom plate being obliquely installed and setting exist
The side plate of bottom plate both sides, the defective work sorting mouth and certified products sorting mouth are successively set on from the top down on the bottom plate,
The lower end that do not detect steel ball recovery port and be located at the bottom plate；The active back plate mechanism includes being respectively overlay in described do not conform to
Lattice product sort mouth and the cover board on certified products sorting mouth and the driving device for driving each cover plate opening-closing, the drive
Dynamic device is electrically connected to the sorting controller.
As an optimization, the side of the cover board in the steel ball sorting system towards the bottom plate lower end is set by lateral
The shaft set is mounted on the bottom plate, and the side has towards journal stirrup extended below the bottom plate, the driving dress
It is set to the cylinder that is arranged between the journal stirrup and the bottom plate of connection, when the cylinder stretches out, the cover board rotates axial institute
The top for stating bottom plate overturns and stands upright on the bottom plate.
In conclusion the present invention have accuracy of detection it is higher, speed is fast, detection and sorting result it is accurate, sorting efficiency compared with
The advantages that high.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram of steel ball sorting system using the method for the present invention.
Fig. 2 is the structural schematic diagram of elevating mechanism part in Fig. 1.
Fig. 3 is the structural schematic diagram of testing stand part in Fig. 1.
Specific implementation mode
The present invention is made with reference to a kind of attached drawing of the steel ball sorting system using the method for the present invention further detailed
Explanation.
When specific implementation：As shown in FIG. 1 to 3, a kind of steel ball sorting system based on NI Vision Builder for Automated Inspection, including feeding
Device 1, detection device 2 and sorting equipment 3；
The feeding device 1 includes the material storing box for storing steel ball to be sorted, the upper end opening of the material storing box, and under
End has closable discharge port；
The detection device 2 includes the testing stand 21 for fixed placement steel ball to be detected, and the testing stand 21 is located at institute
Below the discharge port for stating material storing box；Further include the NI Vision Builder for Automated Inspection for detecting steel ball size, the NI Vision Builder for Automated Inspection packet
Include the industrial camera for being imaged to the steel ball to be detected on testing stand 21, the image for acquiring and storing imaging data
Capture card 222 handles imaging data and calculates the measurement diameter of steel ball to be detected and judge whether steel ball is qualified
Industrial computer and light source；
The sorting equipment 3 includes being inclined at the sorting raceway 31 of 21 lower section of the testing stand and being used for steel ball
The blanking mechanism 32 of the sorting raceway 31 is pushed into from testing stand 21；Defective work sorting is provided on the sorting raceway 31
Mouth 311, certified products sort mouth 312 and do not detect steel ball recovery port 313, are additionally provided on the sorting raceway 31 for that will divide
The steel ball on raceway 31 is picked to guide to defective work sorting mouth 311, certified products sorting mouth 312 or do not detect steel ball recovery port
313 active back plate mechanism 33；The sorting equipment 3 further includes for controlling the blanking mechanism 32 and active back plate mechanism 33
The sorting controller of action, the sorting controller are connected to the industrial computer.
When sorting, steel ball to be detected is put into material storing box, the discharge port of material storing box bottom is opened, steel ball is made to fall on experiment
On platform and discharge port is closed, the industrial camera of NI Vision Builder for Automated Inspection carries out imaging of taking pictures to the steel ball on testing stand, and passes through figure
As capture card stores and be sent into industrial computer processing, calculate the measurement diameter of steel ball, and with the qualified diameter range of steel ball
It is compared, judges whether the diameter of the steel ball is qualified, the steel ball after detection is pushed by sorting controller control blanking mechanism
It sorts in raceway, and the whether qualified control active back plate mechanism of the diameter of the steel ball is detected according to industrial computer, guide steel
Ball rolls into corresponding defective work sorting mouth or certified products sorting mouth.In above-mentioned sort process, using NI Vision Builder for Automated Inspection pair
The diameter of steel ball is detected, and judges whether steel ball is qualified, avoids unstability when manual measurement, the operation to worker
Qualification requirement is low, and measurement result is accurately quick, reduces the labor intensity of worker, sorting result is accurate, is conducive to improve
The efficiency of sorting.
When implementation, the testing stand 21 includes the platen 211 being obliquely installed along its length, 211 width side of the platen
To both sides be provided with side plate, higher one end is located at below the discharge port of the feeding device 1, and other end linking setting exists
The top of 31 higher one end of the sorting raceway, and the end is provided with coaming plate to be opened/closed；If being provided on the platen 211
Dry circular hole, is each equipped with the steel ball seat 212 that upper surface is in ball-and-socket shape, the ball of the steel ball seat 212 at the circular hole
The edge diameter of nest is less than the diameter of steel ball to be detected；The bottom of the steel ball seat 212 is provided with through-hole, the blanking mechanism 32
It is arranged below the platen 211, and the through-hole can be passed through steel ball roof fall.
Side plate is set in platen both sides, and coaming plate to be opened/closed is set in relatively low one end, the process in feeding can be prevented
In, steel ball directly rolls down in sorting raceway, using the above structure, steel ball can be made to be paved with platen, to ensure each steel ball
It is all covered with steel ball on seat.Once opened coaming plate, the steel ball disequilibrium in steel ball seat is not fallen on, can be rolled along platen
It falls in sorting raceway, and recycled into steel ball recovery port is not detected, is convenient for subsequent detection.In platen bottom, setting can
Across the blanking mechanism of through-hole roof fall steel ball, sorting controller can be facilitated straight to the steel ball in steel ball seat according to industrial computer
The whether qualified testing result of diameter, steel ball is ejected from steel ball seat, and falls on platen, rolls into corresponding defective work sorting
Mouth or certified products sort mouth.
When implementation, the bottom of the steel ball seat 212 is equipped with elevating mechanism 23, and can rise with the elevating mechanism 23
To the top of the platen 211.
Using the above structure, steel ball seat is promoted to after the top of platen using elevating mechanism, is located above steel ball seat
Steel ball is also lifted, to facilitate the shooting of NI Vision Builder for Automated Inspection, meanwhile, it is relatively low from platen to be also convenient for the steel ball that will do not jacked up
One end rolls down in sorting raceway, and is recycled into steel ball recovery port is not detected.
When implementation, the coaming plate is mounted on the platen 211 by being horizontally installed on the shaft of 211 lower end of the platen
On, the lower end of the coaming plate has the journal stirrup for extending downwardly setting, is connected with and stretches between the journal stirrup and the platen 211
Contracting cylinder, when the telescoping cylinder is retracted, the coaming plate is rotated down around the shaft enables the steel ball on the platen 211 to roll downwards
It falls.
When implementation, the industrial camera is area array cameras, and the light source is area source, the light source and the industrial camera
Setting facing each other, and it is located at the both sides of 211 width direction of the platen；The area source and the industrial camera are mutually just
To region the steel ball to be detected in the steel ball seat 212 is completely covered.
Using the above structure, using area array cameras and area source, two-dimensional image information can be obtained, it can be intuitive right
Image measures, and avoids the movement of camera, is conducive to the precision for improving the accuracy and measurement that measure.
When implementation, the circular hole is evenly arranged along the length direction and width direction of the platen 211, and two neighboring circle
Spacing between hole is more than the maximum gauge of steel ball to be detected.
Using the above structure, after the steel ball in steel ball seat is jacked up with elevating mechanism, the steel ball not jacked up can
Gap between two neighboring elevating mechanism rolls down to the low side of platen, to fall into sorting raceway.In addition, by circular hole in platform
The long wide direction of plate upper edge is evenly arranged, can either the multiple steel balls of feeding, and can be in order in a row controlling elevating mechanism by steel
Ball is lifted, and is detected by row to steel ball, improves the efficiency of detection.
When implementation, the both sides of 211 length direction of the platen are also respectively arranged with the light source and the industrial camera, institute
It states area source and the steel ball to be detected in the steel ball seat 212 is completely covered with the region that the industrial camera faces.
Using the above structure, using two groups of area array cameras and area source, each steel ball is carried out from both direction respectively
Detection, obtains at least two diameter parameters of each steel ball, so as to avoid, to the missing inspection of unqualified steel ball, improving detection
Accuracy rate.
When implementation, the elevating mechanism 23 includes the electricity annular in shape being co-axially located at below the circular hole of the platen 211
Magnet 231, and axially slidably coordinate the support tube 232 on the endoporus of the electromagnet 231, the steel ball seat 212
It is fixed at the top of the support tube 232；The lower end of the support tube 232 is provided with cricoid armature 233, the armature
Resetting spring 234 is provided between 233 and the electromagnet 231, when making 231 dead electricity of electromagnet, the steel ball seat 212 is matched
It closes on the circular hole of the platen 211；The electromagnet 231 is electrically connected to the sorting controller.
Using the above structure, steel ball seat is made to keep cooperation on the circular hole of platen using resetting spring, meanwhile, once electromagnetism
When iron obtains electric generation magnetic force adhesive armature, resetting spring can play cushioning effect to the action of armature, prevent in steel ball seat
Steel ball receives the impact of electromagnet and falls, and improves the robust motion of elevating mechanism.
When it is implemented, such as lower structure can also be used：The elevating mechanism includes being fixed at the platen bottom
And the guide sleeve being arranged with the circular hole coaxial of the platen, and axially slidably coordinate the support on the guide sleeve
Pipe, the steel ball seat are fixed at the top of the support tube；It is in ring to have a circle on periphery in the middle part of the support tube
The armature of shape is additionally provided with the electromagnet being arranged with the armature face, the electromagnet electrical connection below the support tube
To the sorting controller；It is provided with resetting spring between the armature and electromagnet, makes the support tube in the magnetic of electromagnet
Declining under force effect makes the steel ball be located at the circular hole of the platen, and can be under the action of resetting spring by the steel
Ball seat ejects.
When implementation, the electromagnet 231 includes whole iron core annular in shape and the magnet exciting coil around iron core setting, institute
The outer diameter for stating the internal diameter and the support tube of iron core matches.
When implementation, the top of the support tube 232 has external screw thread, is provided on the bottom through-hole of the steel ball seat 212
The internal thread to match with the external screw thread, the steel ball seat 212, which is connected through a screw thread, to be screwed at the top of the support tube 232.
Using the above structure, support tube is combined with steel ball seat using dismountable thread connecting mode, Ke Yigen
Different size of steel ball seat is replaced according to the steel ball of different size, expands the scope of application.In addition, once steel ball seat or support tube occur
Damage, also allows for being individually replaced repair, reduces the cost of repair.
When implementation, the blanking mechanism 32 includes the pedestal being arranged below the support tube 232, is had on the pedestal
The venthole being coaxially disposed with the support tube 232, the diameter of the venthole is consistent with the diameter of the support tube 232,
When making 231 dead electricity of electromagnet, the venthole is inserted into the lower end of the support tube 232；The other end of the venthole passes through
Pipeline is connected to compressed air, and the solenoid valve of control compressed air break-make, the solenoid valve electrical connection are provided on the pipeline
To the sorting controller.
Using the above structure, when electromagnet dead electricity, support tube moves downward under the action of resetting spring, and makes support
In the venthole of the lower end inserted base of pipe, once the compressed air in sorting controller control solenoid valve connecting pipe, compression
Air enters support tube by gas outlet and goes out discharge from the through-hole of steel ball seat, thus by the steel ball roof fall in steel ball seat to platen
On, realize the blanking operation of blanking mechanism.Said mechanism uses this common power source in factory of compressed air, is conducive to
Cost is reduced, improves safety in utilization, additionally it is possible to be purged to steel ball seat, keep the cleaning of steel ball seat.
When implementation, the upper end of the venthole has chamfering.
Using the above structure, chamfering is set in the upper end of venthole, can be used for that the lower end of support tube is guided accurately to insert
Enter into venthole, improves the action stability of blanking mechanism.
When implementation, when the electromagnet 231 obtains electric, the lower end of the support tube 232 is far from the venthole of the pedestal；Often
The other end of the venthole of a pedestal is connected to the same solenoid valve by pipeline.
It, can be right to avoid qualified steel ball from generating collision with unqualified steel ball when carrying out sorting blanking operation to steel ball
Qualified steel ball and unqualified steel ball carry out blanking in batches and operate, and qualified steel ball or unqualified steel ball are lifted by lifting gear
It rises, while the steel ball of another kind of steel ball being made to be located on platen.In this way, the support tube for falling the steel ball seat bottom on platen is inserted into
Into venthole, solenoid valve is opened, can be by such steel ball whole roof fall, and ensure all equal nothings of steel ball seat on platen
Method retains the steel ball tumbled, it is made to entirely fall on sorting raceway.And the support tube lower end of the steel ball seat bottom lifted is separate
Venthole so that gap release of the high pressure gas of venthole blowout between support tube and venthole, to ensure such steel
What ball can be stablized is placed in steel ball seat, waits for next group while discharging.Above structure can reduce the quantity of solenoid valve, reduce
The cost of system, while can ensure that all steel ball seats fallen on platen can not retain the steel ball tumbled, be conducive to improve
The efficiency of sorting.
When implementation, the sorting raceway 31 includes the bottom plate that is obliquely installed and side plate in bottom plate both sides is arranged, described
Defective work sorts mouth 311 and certified products sorting mouth 312 is successively set on from the top down on the bottom plate, described not detect steel ball
Recovery port 313 is located at the lower end of the bottom plate；The active back plate mechanism 33 includes being respectively overlay in the defective work sorting
Mouth 311 and the cover board 331 on certified products sorting mouth 312 and the driving device for driving each cover board 331 to open and close
332, the driving device 332 is electrically connected to the sorting controller.
Using the above structure, after steel ball falls into sorting raceway, knot that sorting controller is detected according to industrial computer
Structure controls the driving device and opens corresponding cover board, to make steel ball when being rolled to corresponding sorting mouth, drops into corresponding point
It picks in mouth.The structure of above-mentioned raceway is simple, and manufacturing cost is relatively low, easy to maintain, and service life is long.
When implementation, the side of the cover board 331 towards the bottom plate lower end is mounted on by the shaft that is laterally arranged described
On bottom plate, and the side has towards journal stirrup extended below the bottom plate, and the driving device 332 is arranged for connection in institute
State the cylinder between journal stirrup and the bottom plate, when the cylinder stretches out, the cover board rotates the top overturning of the axial bottom plate
And it stands upright on the bottom plate.
Using the above structure, after cylinder stretches out, cover board is flipped up and stands upright on bottom plate, you can to open cover board institute
The defective work sorting mouth or certified products of covering sort mouth, while being leaned in corresponding defective work sorting mouth or certified products sorting mouth
Under position form barrier plate, prevent steel ball from tumbling speed from sorting raceway too fast and cross the sorting mouth, fall directly into position
Steel ball recovery port is not detected in bottom plate lower end, is caused to repeat to detect, is conducive to the efficiency for improving sorting and sorting stability.
When it is implemented, the telescoping cylinder is cylinder, all cylinders are connected to compressed air by pipeline, each described
The electromagnetic gas valve of control compressed air break-make is both provided on the pipeline of cylinder, the electromagnetic gas valve is connected to the sorting control
Device or the industrial computer.
When it is implemented, being sorted using following steps：
1, the feeding of steel ball to be sorted：Steel ball to be sorted is fitted into material storing box, the coaming plate of platen lower end is closed, then beats
The discharge port for opening material storing box bottom, allows steel ball to roll down on platen, and is paved with platen, and industrial computer passes through sorting controller control
Elevating mechanism processed rises, while the steel ball in steel ball seat being jacked up, and opens the coaming plate of platen lower end, makes not by steel ball seat top
The steel ball risen is rolled down to along the gradient of platen on sorting raceway, and directly roll down to raceway lower end does not detect the progress of steel ball recovery port
Recycling.
2, the detection of steel ball to be sorted：To the steel ball seat on platen by the row of the arrangement serial number and width direction of length direction
Row serial number is numbered, and such as the arrangement serial number x of length direction, the arrangement serial number y of width direction, then number is Gxy, by institute
There is elevating mechanism to fall, then the elevating mechanism for being located at same row on length direction or width direction is risen successively, is ensured
Every time only rise a row, respectively on each row's elevating mechanism steel ball carry out image checking, and according to number to testing result into
Row record, the detection until completing the steel ball on all elevating mechanisms.
3, blanking sorting is carried out to the steel ball after detection：Elevating mechanism where the steel ball of diameter qualification is risen, then
Blanking mechanism is controlled by sorting controller, the compressed air of unrisen elevating mechanism bottom is opened, unqualified steel ball is blown
It falls on platen, and is rolled down on sorting raceway with platen；Meanwhile sorting controller control cylinder opens defective work and sorts mouth
On cover board, so that unqualified steel ball is fallen into unqualified sorting mouth.Then all elevating mechanisms are fallen, opens all elevators
The compressed air of structure bottom blows off qualified steel ball on platen, and is rolled down on sorting raceway with platen；Meanwhile sorting control
Device control cylinder processed opens the cover board on certified products sorting mouth, so that qualified steel ball is fallen into qualified sorting mouth, completes primary sorting.
In above-mentioned sort process, steel ball is detected using NI Vision Builder for Automated Inspection, it is artificial to read when avoiding worker's detection
Human error caused by number is inaccurate, or operation is lack of standardization, improves the accuracy of detection and the stability of testing result.Together
When, No. one time feeding can be detected multiple steel balls, and the efficiency of detection is higher.Sort process uses batch blanking, improves and divides
The efficiency picked advantageously reduces the labor intensity of worker, avoid fatigue and caused by sort mistake, sorting accuracy rate is high.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not limitation, all essences in the present invention with the present invention
All any modification, equivalent and improvement etc., should all be included in the protection scope of the present invention made by within refreshing and principle.
Claims (5)
1. a kind of steel ball method for sorting, which is characterized in that include the following steps, first by steel ball fixed placement to be sorted in testing stand
On, recycle NI Vision Builder for Automated Inspection to be imaged steel ball to be sorted, and handle the measurement diameter that imaging data obtains steel ball, so
The measurement diameter of steel ball is judged afterwards whether in the qualified diameter range of steel ball, if so, the steel ball is sorted to qualified sorting
Mouthful, otherwise, which is sorted to unqualified sorting mouth；
Before sorting, the steel ball sorting system such as lower structure is first obtained：Including feeding device, detection device and sorting equipment；Institute
State feeding device include the material storing box for storing steel ball to be sorted, the upper end opening of the material storing box, and lower end have can close
The discharge port closed；The detection device includes the testing stand for fixed placement steel ball to be detected, and the test bench location is in described
Below the discharge port of material storing box；Further include the NI Vision Builder for Automated Inspection for detecting steel ball size, the NI Vision Builder for Automated Inspection includes
Industrial camera for being imaged to the steel ball to be detected on testing stand, the Image Acquisition for acquiring and storing imaging data
Card handles imaging data and calculates the measurement diameter of steel ball to be detected and judge the whether qualified industry calculating of steel ball
Machine and light source；The sorting equipment include be inclined at sorting raceway below the testing stand and for by steel ball from
The blanking mechanism of the sorting raceway is pushed on testing stand；Defective work sorting mouth, certified products are provided on the sorting raceway
Sorting mouth and do not detect steel ball recovery port, be additionally provided on the sorting raceway for by the steel ball sorted on raceway guide to
The defective work sorting mouth, certified products sorting mouth or the active back plate mechanism for not detecting steel ball recovery port；The sorting equipment
Further include the sorting controller for controlling the blanking mechanism and active back plate mechanism action, the sorting controller is connected to
The industrial computer；
When specific operation, the discharge port for first opening the material storing box makes steel ball fall on the testing stand, then passes through the work
Industry camera is imaged the steel ball on the testing stand, and by imageable data storage and is sent to described by image pick-up card
Industrial computer is handled, and is calculated the measurement diameter of steel ball to be detected and judged whether steel ball is qualified, if qualified, is led to
It crosses the sorting controller control blanking mechanism and steel ball is pushed into the sorting raceway, while controlling the active catch trigger
Steel ball is guided to the certified products and sorts mouth by structure；Otherwise, then the active back plate mechanism is controlled by the sorting controller
Steel ball is guided to the defective work and sorts mouth；The testing stand in the steel ball sorting system includes inclining along its length
The both sides of the platen being tiltedly arranged, the platen width direction are provided with side plate, and higher one end is located at the feeding device
Below discharge port, other end linking is arranged in the top of the higher one end of the sorting raceway, and the end be provided with it is to be opened/closed
Coaming plate；It is provided with several circular holes on the platen, the steel ball that upper surface is in ball-and-socket shape is equipped at each circular hole
Seat, the edge diameter of the ball-and-socket of the steel ball seat are less than the diameter of steel ball to be detected；The bottom of the steel ball seat is provided with through-hole,
The blanking mechanism is arranged below the platen, and the through-hole can be passed through steel ball roof fall；It when specific operation, first will be described
Coaming plate is closed, and is opened the discharge port of the material storing box, after so that steel ball is paved with the platen, is closed the discharge port of the material storing box；
The coaming plate is opened again, and the steel ball not fallen in the steel ball seat is made to be rolled down on the sorting raceway along platen；The steel
The industrial camera in ball sorting system is area array cameras, and the light source is area source, the light source and the industrial camera
Setting facing each other, and it is located at the both sides of the platen width direction；The area source is faced with the industrial camera
Region the steel ball to be detected in the steel ball seat is completely covered；The bottom of the steel ball seat is equipped with elevating mechanism, and
The top of the platen can be risen to the elevating mechanism；When specific operation, first elevating mechanism is risen, then utilizes face
Array camera is imaged steel ball, and is stored and transmitted to industrial computer by image pick-up card, handles and calculates steel ball
Diameter, and compared with the qualified diameter range of steel ball, detect whether steel ball qualified；In the steel ball sorting system
The elevating mechanism includes the electromagnet annular in shape being co-axially located at below the circular hole of the platen, and axially slidably
The support tube on the endoporus of the electromagnet, the steel ball seat is coordinated to be fixed at the top of the support tube；The branch
The lower end of stay tube is provided with cricoid armature, and resetting spring is provided between the armature and the electromagnet, makes the electromagnetism
When iron dead electricity, the steel ball seat cooperation is on the circular hole of the platen；The electromagnet is electrically connected to the sorting controller；
The blanking mechanism in the steel ball sorting system includes the pedestal being arranged below the support tube, on the pedestal
With the venthole being coaxially disposed with the support tube, the diameter of the venthole is consistent with the diameter of the support tube, makes
When the electromagnet dead electricity, the venthole is inserted into the lower end of the support tube；The other end of the venthole is connected by pipeline
To compressed air, the solenoid valve of control compressed air break-make is provided on the pipeline, the solenoid valve is electrically connected to described point
Pick controller.
2. steel ball method for sorting as described in claim 1, which is characterized in that the electromagnet in the steel ball sorting system
Including whole iron core annular in shape and around the magnet exciting coil of iron core setting, the internal diameter of the iron core is outer with the support tube
Diameter matches.
3. steel ball method for sorting as described in claim 1, which is characterized in that the support tube in the steel ball sorting system
Top there is external screw thread, be provided with the internal thread to match with the external screw thread, the steel on the bottom through-hole of the steel ball seat
Ball seat, which is connected through a screw thread, to be screwed at the top of the support tube.
4. steel ball method for sorting as described in claim 1, which is characterized in that the sorting rolling in the steel ball sorting system
Road includes the bottom plate being obliquely installed and side plate in bottom plate both sides is arranged, and the defective work sorting mouth and certified products sort mouth
It is successively set on from the top down on the bottom plate, the lower end that do not detect steel ball recovery port and be located at the bottom plate；The activity
Baffle mechanism includes being respectively overlay in defective work sorting mouth and cover board on certified products sorting mouth and every for driving
The driving device of a cover plate opening-closing, the driving device are electrically connected to the sorting controller.
5. steel ball method for sorting as claimed in claim 4, which is characterized in that the cover board court in the steel ball sorting system
It is mounted on the bottom plate by the shaft being laterally arranged to the side of the bottom plate lower end, and the side has towards the bottom plate
The extended journal stirrup in lower section, the driving device is the cylinder that connection is arranged between the journal stirrup and the bottom plate, described
When cylinder stretches out, the rotate top of the axial bottom plate of the cover board overturns and stands upright on the bottom plate.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201611049502.9A CN106540885B (en) | 2016-11-25 | 2016-11-25 | A kind of steel ball method for sorting |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201611049502.9A CN106540885B (en) | 2016-11-25 | 2016-11-25 | A kind of steel ball method for sorting |
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| CN106540885B true CN106540885B (en) | 2018-09-14 |
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| CN107963434B (en) * | 2017-11-17 | 2019-07-26 | 莱芜职业技术学院 | Transmission device |
| CN107932173A (en) * | 2017-11-20 | 2018-04-20 | 邓权塑业科技（湖南）有限公司 | One kind turns over pipe device |
| CN109317422B (en) * | 2018-10-08 | 2020-10-20 | 江苏海涛新能源科技有限公司 | Battery core pressing short circuit measuring device |
| CN115090568B (en) * | 2022-07-13 | 2023-10-10 | 余姚市圆成钢球有限公司 | Automatic screening mechanism of steel ball eddy current flaw detector |
| CN116237273B (en) * | 2022-12-26 | 2023-11-24 | 德清泰鑫金属制品有限公司 | Efficient sorting device based on lithium battery echelon utilization |
| CN117900167B (en) * | 2024-03-20 | 2024-05-14 | 济南厚德耐磨材料有限公司 | Automatic sorting device for steel balls with surface defects |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| GB272521A (en) * | 1926-06-09 | 1928-09-06 | Arthur Weigl | Device for mechanically sorting natural and artificial products according to their colour and gradations of colour |
| JPH1019534A (en) * | 1994-12-07 | 1998-01-23 | Seiko Seiki Co Ltd | Inspection and classification device for spherical parts |
| JP2003042724A (en) * | 2001-08-01 | 2003-02-13 | Yutaka:Kk | Method and apparatus for measurement of dimension of sphere |
| JP2003236475A (en) * | 2002-02-15 | 2003-08-26 | Sekisui Chem Co Ltd | Method and device for screening spherical body |
| JP2009034595A (en) * | 2007-08-01 | 2009-02-19 | Shinko Electric Ind Co Ltd | Spherical material sorting instrument and spherical material sorting apparatus |
| JP4264458B1 (en) * | 2008-06-13 | 2009-05-20 | 株式会社新川 | Crimped ball diameter detecting device and method |
| CN103286081B (en) * | 2013-05-07 | 2015-04-22 | 浙江工业大学 | Monocular multi-perspective machine vision-based online automatic sorting device for steel ball surface defect |
| CN203853299U (en) * | 2014-06-11 | 2014-10-01 | 洛阳方智测控股份有限公司 | Steel ball detection and sorting device |
| CN105149239A (en) * | 2015-09-08 | 2015-12-16 | 宁国市南方耐磨材料有限公司 | Wear-resistant steel ball screening device |
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