CN207325352U - The nondestructive testing system of annular neodymium iron boron product magnetic property - Google Patents
The nondestructive testing system of annular neodymium iron boron product magnetic property Download PDFInfo
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- CN207325352U CN207325352U CN201721271389.9U CN201721271389U CN207325352U CN 207325352 U CN207325352 U CN 207325352U CN 201721271389 U CN201721271389 U CN 201721271389U CN 207325352 U CN207325352 U CN 207325352U
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- neodymium iron
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Abstract
It the utility model is related to the nondestructive testing system of annular neodymium iron boron product magnetic property, wherein transmit guide rail connection vibration feeding machine and detection device, sensing device is provided with transmission guide rail, vision camera is provided with the guide rail on rear side of sensing device, automatic cleaning apparatus is provided with rear side of vision camera, conveyer belt is set below detection device, and detection device connection non-defective unit is collected and handling device, substandard products collecting tank；Detection device Tesla meter is connected with hall probe, and hall probe is fixed on two-dimensional movement stent, and groove is set on conveyer belt, and groove size is less than annular neodymium iron boron product, recyclable baffle is set on rear side of groove.The beneficial effects of the utility model：System can realize automatic charging, measure product size and surface defect is detected, and can be directed to annular neodymium iron boron can automatically detect magnetism, be automatically separated non-defective unit and defective products, realize non-defective unit workpiece automatic transporting, the quality of production is protected.
Description
Technical field
The utility model belongs to neodymium iron boron production of articles field, more particularly to the lossless inspection of annular neodymium iron boron product magnetic property
Check system.
Background technology
With the development of industrial manufacturing technology, the raising of processing technology, national economy is to accurate small Nd-Fe-B permanent magnet work
The demand of part is increasingly urgent, and the requirement to its quality is also higher and higher.But the domestic big portion of quality testing to neodymium iron boron workpiece
Divide the artificial detection for still relying on inefficiency.
Magnet ring is the main devices of the products such as microwave tube, electro-acoustic element, lubricating oil wear particle monitoring, due to Nd-Fe-B permanent magnetic
The defects of size of body workpiece and assembling of thickness effect part, appearance, influences magnetic property uniformity and magnet service life.Magnetic field
Spatial distribution and its uniformity have a great influence device performance, and detection magnetic induction intensity is influenced by aperture, thickness and hole shape
Situation, magnetic-field measurement and Magnetic Induction Density Distribution detection to annular neodymium iron boron kicker magnet do not form perfect detection device.
Active demand of the artificial detection as the detection field is replaced with the detection of safe and reliable machine.
Utility model content
For the above problem to be solved, the utility model provides the nondestructive testing system of annular neodymium iron boron product magnetic property.
The technical solution of the utility model：The nondestructive testing system of annular neodymium iron boron product magnetic property, including vibration feeding
Machine, vision camera, transmission guide rail, sensing device, automatic cleaning apparatus, detection device, non-defective unit collection and handling device, substandard products
Collecting tank, it is characterised in that the transmission guide rail connects the vibration feeding machine and the detection device, in the transmission guide rail
On be provided with sensing device, vision camera is provided with the guide rail on rear side of the sensing device, in the vision camera
Rear side is provided with automatic cleaning apparatus, and conveyer belt is set below the detection device, and the detection device connects the non-defective unit and receives
Collection and handling device, the substandard products collecting tank；
The vibration feeding machine includes charging tray, dynamic core, determines core, coil, base and spring plank, the dynamic core and described determines on core
Lower setting, the coil be mounted on the dynamic core and it is described determine core, the base is mounted on the coil set, and the charging tray is set
On the base, the spring plank connects the charging tray and spring plank；
The detection device includes Tesla meter, hall probe, two-dimensional movement stent, the Tesla meter and the Hall
Probe connection, the hall probe are fixed on the two-dimensional movement stent, and groove, the groove ruler are set on the conveyer belt
It is very little to be less than annular neodymium iron boron product, recyclable baffle is set on rear side of the groove.
Further, the transmission guide rail is two identical transmission guide rails, and two are provided with each transmission guide rail
A vision camera, each described transmit are provided with two automatic cleaning apparatus on guide rail, and the detection device is
Two, it is separately positioned on the conveyer belt both sides.
Further, the automatic cleaning apparatus includes inflatable mouth, solenoid valve and source of the gas, and the inflatable mouth passes through the electricity
Magnet valve is connected with the source of the gas, and the solenoid valve is connected with controller, and the inflatable mouth is arranged on detection device side, described to blow
Gas port direction is identical with transmission guide rail carriage direction.
Further, the non-defective unit is collected and handling device includes non-defective unit collecting box, conveyer belt and grasping mechanism, described good
Product collecting box under shed is located above the conveyer belt, grasping mechanism described in the transmission band connection.
Further, 0~2000mT of the Tesla meter range ability, measurement error are ± 5%, precision 1mT；It is described
Longitudinal hall probe of hall probe cross-sectional diameter 3mm, the range of two-dimensional movement stent is 0~50mm, and precision is
0.01mm。
Further, the sensing device uses photoelectric testing sensor.
Further, the charging tray is provided with helicoid, discharge port and guide plate, and the helicoid is arranged on the charging tray
Interior, the guide plate is arranged on the helicoid, and the discharge port is connected with the transmission guide rail.
The utility model beneficial effect is：Simple in structure, design is reasonable, and system can realize automatic charging, measures product ruler
Very little and surface defect is detected, and can be directed to annular neodymium iron boron can automatically detect Neodymium iron boron magnetic, and from
Dynamic separation non-defective unit is simultaneously conducive to efficiently positioning and puts multiple non-defective unit workpiece with bad, realizes workpiece automatic transporting, workpiece deformation
Substantially reduced with scrappage, the quality of production is protected, and work efficiency is significantly high, effectively reduces cost of labor.
Brief description of the drawings
Fig. 1 is the structure diagram of the utility model.
Fig. 2 is the top view of Fig. 1.
Fig. 3 is the structure diagram of the vibration feeding machine of the utility model.
Fig. 4 is the structure diagram of the charging tray of the utility model.
Fig. 5 is the structure diagram of the detection device of the utility model.
Fig. 6 is that the non-defective unit of the utility model collects the structure diagram with handling device.
Fig. 7 is the structure diagram of the magnechuck manipulator of the utility model.
In figure：1. vibration feeding machine；2. transmit guide rail；3. conveyer belt；4. sensing device；5. vision camera；It is 6. automatic
Cleaning device；7. inflatable mouth；8. non-defective unit is collected and handling device；9. substandard products collecting tank；10. detection device；11. charging tray；It is 12. dynamic
Core；13. determine core；14. coil；15. rubber pad；16. base；17. spring plank；18. discharge port；19. guide plate, 20. hall probes；
21. Tesla meter；22. two-dimensional movement stent；23. groove；24. measure annular neodymium iron boron product；25. non-defective unit collecting box；26. pass
Send band；27. grasping mechanism, 28. feeding platforms；29. magnechuck manipulator；30. rack；31. servomotor；32. Photoelectric Detection
Sensor；33. convey charging tray；34. capture cylinder；35. electromagnet；36. capture power supply；37. supplied materials photoelectric testing sensor；
38. recyclable baffle；39. display；40. aluminium alloy pad with holes.
Embodiment
Explain below in conjunction with the accompanying drawings to a kind of embodiment of the utility model.
It the utility model is related to the nondestructive testing system of annular neodymium iron boron product magnetic property.
Fig. 1 is the structure diagram of the utility model.The nondestructive testing system of annular neodymium iron boron product magnetic property, including shake
Dynamic feeder 1, vision camera 5, transmission guide rail 2, sensing device 4, automatic cleaning apparatus 6, detection device 10, non-defective unit collect and
Handling device 8, substandard products collecting tank 9, transmission guide rail 2 connect vibration feeding machine 1 and detection device 7, are provided with transmission guide rail 2
Sensing device 4, vision camera 5 is provided with the guide rail of the rear side of sensing device 4, is provided with certainly in the rear side of vision camera 5
Dynamic cleaning device 6, the lower section of the detection device 10 setting conveyer belt 3, the connection non-defective unit collection of detection device 10 and handling device 8,
Substandard products collecting tank 9；Overall structure is simple, and design is reasonable, and 1 automatic charging of vibration feeding machine, vision camera 5 can measure product
Size, can also be detected to knocking side and surface defect, and detection device 10 can be directed to annular neodymium iron boron can be to neodymium iron boron
Magnetism is automatically detected, and is automatically separated non-defective unit and is simultaneously conducive to efficiently positioning with bad and puts multiple non-defective unit workpiece, real
Workpiece automatic transporting is showed, workpiece deformation and scrappage substantially reduce, and the quality of production is protected, and work efficiency is significantly high, has
Effect reduces cost of labor, and sensing device 17 uses photoelectric testing sensor, detects the unlatching automatic cleaning apparatus 6 of workpiece, from
The inflatable mouth 18 of dynamic cleaning device 6 is connected by solenoid valve with source of the gas, and solenoid valve is connected with controller, and inflatable mouth 18 is arranged on inspection
6 side of device is surveyed, because the workpiece surface that feeding comes has suspended matter, testing result can be influenced, after automatic cleaning apparatus 6 is set
Avoid influence of the suspended matter to testing result.
Fig. 3 is the structure diagram of the vibration feeding machine of the utility model.Vibration feeding machine include charging tray 11, dynamic core 12,
Determine core 13, coil 14, base 16 and spring plank 17, dynamic core 12 and determine that core 13 is setting up and down, and coil 14 is mounted on dynamic core 12 and determines core
13, base is mounted on outside coil 14, and charging tray 11 is arranged on base 15, and spring plank 17 connects charging tray 11 and base 16；Simple in structure,
Energy expenditure is small, unlubricated point, and stable working is reliable, product phase mutual friction is small, and easy damaged product, feeding speed are not adjusted easily,
It is universal good.
Fig. 5 is the structure diagram of the detection device of the utility model.Detection device 10 includes Tesla meter 21, Hall is visited
First 20, two-dimensional movement stent 22, Tesla meter 21 and hall probe 20 connect, and hall probe 20 is fixed on two-dimensional movement stent 21
On, groove 23 is set on conveyer belt 3, and 23 size of groove is less than annular neodymium iron boron product 24, and the rear side of groove 24 sets recyclable gear
Plate 38.Annular neodymium iron boron product 24 enters conveyer belt 3 from transmission guide rail 2, and groove 23 is set on conveyer belt 3, and the rear side of groove 23 is set
Recyclable baffle 38 is put, when product reaches, the recyclable stretching of baffle 38 is blocked annular 24 positioning product of neodymium iron boron product and examined
Survey, 23 size of groove, which is less than in 24 groove 23 of annular neodymium iron boron product, is provided with aluminium alloy pad 40 with holes, with holes to be visited easy to Hall
First 20 through annular neodymium iron boron product 24 to be measured and non-contravention groove 23.Tesla meter 19 is connected by computer and display 39
Connect, testing result is included in display screen 39.The spatial distribution and its uniformity in annular 24 magnetic field of neodymium iron boron product can be detected,
Detection magnetic induction intensity is influenced situation by aperture, thickness and hole shape, simple in structure, suitable for annular neodymium iron boron product 24
Detection, hall probe can be inserted into annular neodymium iron boron product 24 and be detected, and detection is more accurate.
Transmission guide rail 2 is two identical transmission guide rails 2, and two visions are provided with each transmission guide rail 2
Camera 5, record collection image, vision camera 5 is connected with computer, the image of collection is handled, each to transmit guide rail 2
On be provided with two automatic cleaning apparatus 6, avoid influence of the suspended matter to testing result after automatic cleaning apparatus 6 is set.Inspection
It is two to survey device, is separately positioned on conveyer belt both sides, and both sides are detected at the same time, improves production efficiency.
Automatic cleaning apparatus 6 includes inflatable mouth 7, solenoid valve and source of the gas, and inflatable mouth 7 is connected by solenoid valve with source of the gas, electricity
Magnet valve is connected with controller, and inflatable mouth is arranged on detection device side, and inflatable mouth 7 is towards identical with transmission guide rail carriage direction.
The inflatable mouth 18 of automatic cleaning apparatus 6 is connected by solenoid valve with source of the gas, and solenoid valve is connected with controller, and inflatable mouth 18 is arranged on
6 side of detection device, because the workpiece surface that feeding comes has suspended matter, can influence testing result, set automatic cleaning apparatus 6
Influence of the suspended matter to testing result is avoided afterwards.
Fig. 6 is that the non-defective unit of the utility model collects the structure diagram with handling device.Non-defective unit is collected and handling device 8 wraps
Non-defective unit collecting box 25, conveyer belt 26 and grasping mechanism 27 are included, 25 under shed of non-defective unit collecting box is located at the top of conveyer belt 26, conveyer belt
26 connection grasping mechanisms 27.26 under shed of non-defective unit collecting box is located at the top of conveyer belt 26, and conveyer belt 27 connects grasping mechanism 27, inspection
To survey qualified non-defective unit workpiece and enter non-defective unit collecting box 25, non-defective unit collects 25 openings, and non-defective unit workpiece enters conveyer belt, and by transmitting
Band 26 drives non-defective unit workpiece to enter grasping mechanism, completes finished product and piles up.
19 0~2000mT of range ability of Tesla meter, measurement error are ± 5%, precision 1mT；Hall probe 20 is transversal
Longitudinal hall probe of face diameter 3mm, the range of two-dimensional movement stent 22 is 0~50mm, precision 0.01mm.Range selects
With reasonable, be conducive to gather accurate data.
Sensing device 14 uses photoelectric testing sensor, detects that the priority of workpiece opens vision camera 5 and automatic clear
Clean device 6.
Fig. 4 is the structure diagram of the charging tray of the utility model.Charging tray 11 is provided with helicoid 17, discharge port 18 and is oriented to
Plate 19, helicoid 17 are arranged in charging tray 11, and guide plate 19 is arranged on helicoid 17, and discharge port 18 is connected with transmission guide rail 2.
For the product of more than 1kg, charging tray 11 is cylinder, and helicoid 17 is welded on the inside of cylindrical surface by certain helix angle, can be with
Annular, circular, the square and special-shaped product of feed
Embodiment 1
Fig. 1 is the structure diagram of the utility model.The automatic detection system of annular 24 Magnetic Induction Density Distribution of neodymium iron boron product
System, including vibration feeding machine 1, vision camera 5, transmission guide rail 2, sensing device 4, automatic cleaning apparatus 6, detection device 10,
Non-defective unit is collected and handling device 8, substandard products collecting tank 9, and transmission guide rail 2 connects vibration feeding machine 1 and detection device 7, is led in transmission
Sensing device 4 is provided with rail 2, vision camera 5 is provided with the guide rail of the rear side of sensing device 4, after vision camera 5
Side is provided with automatic cleaning apparatus 6, and sensing device 17 uses photoelectric testing sensor, detects that the priority of workpiece is opened vision and taken the photograph
As first 5 and automatic cleaning apparatus 6, the lower section of detection device 10 sets conveyer belt 3, and detection device 10 connects non-defective unit and collects and remove
Shipping unit 8, substandard products collecting tank 9；Overall structure is simple, and design is reasonable, 1 automatic charging of vibration feeding machine, and vision camera 5 can be with
Product size is measured, can also be detected to knocking side and surface defect, detection device 10 can be directed to annular neodymium iron boron can
Neodymium iron boron magnetic is automatically detected, and be automatically separated non-defective unit with it is bad simultaneously, be conducive to efficiently positioning put it is multiple good
Product workpiece, realizes workpiece automatic transporting, and workpiece deformation and scrappage substantially reduce, and the quality of production is protected, work efficiency
It is significantly high, cost of labor is effectively reduced, sensing device 17 uses photoelectric testing sensor, detects that the priority of workpiece opens vision
Camera 5 and automatic cleaning apparatus 6, the inflatable mouth 18 of automatic cleaning apparatus 6 are connected by solenoid valve with source of the gas, solenoid valve and control
Device processed is connected, and inflatable mouth is arranged on 6 side of detection device, because the workpiece surface that feeding comes has suspended matter, can influence to detect
As a result, avoid influence of the suspended matter to testing result after automatic cleaning apparatus 6 is set.
Wherein, vision camera uses high resolution vision camera, the specific small distortion high quality camera lens of 15mm focal lengths, user
It can according to demand customize and select different stations.Size station constructs direct light field back lighting, coordinate accurate telecentric lens and
High-resolution industrial camera, accurate adjustment illumination and lens location, obtain very sharp keen measured object profile, in addition telecentric mirror
The image that head obtains does not transmit deformation, using the industrial vision software of specialty, by the algorithm of original creation, can obtain high accuracy
Dimension measurement result；Thickness station equally uses direct light field back lighting, the image of glass plate and workpiece is obtained, by special
Industry vision software, the thickness and the depth of parallelism of workpiece are tried to achieve using unique algorithm；Appearance station uses direct light field frontlighting
Mode, light source select maintaining uniform illumination coaxial diffused light source, reflect light to 200 parallel to the measured object surface of image plane
The high resolution camera of ten thousand Pixel-levels, and the other surfaces of object include edge and blemish surface is reflected light to away from video camera
Other directions, recycle backlight background to be beaten bright, can be detected to knocking side and surface defect.
Fig. 3 is the structure diagram of the vibration feeding machine of the utility model.Vibration feeding machine include charging tray 11, dynamic core 12,
Determine core 13, coil 14, base 16 and spring plank 17, dynamic core 12 and determine that core 13 is setting up and down, and coil 14 is mounted on dynamic core 12 and determines core
13, base 16 is mounted on outside coil 14, and charging tray 11 is arranged on base 16, and spring plank 17 connects charging tray 11 and base 16, base 16
Lower setting rubber pad, effectively reduces the noise that vibration produces；It is simple in structure, energy expenditure is small, unlubricated point, stable working can
Lean on, product phase mutual friction it is small, easy damaged product, feeding speed are not adjusted easily, universal good.
Fig. 4 is the structure diagram of the charging tray of the utility model.Charging tray 11 is provided with helicoid 17, discharge port 18 and is oriented to
Plate 19, helicoid is arranged in charging tray, and guide plate is arranged on helicoid, and discharge port is connected with transmission guide rail.For more than 1kg
Product, charging tray 11 is cylinder, and helicoid 17 is welded on the inside of cylindrical surface by certain helix angle, can be with feed annular, circle
Shape, square and special-shaped product
Fig. 5 is the structure diagram of the detection device of the utility model.Detection device 6 includes Tesla meter 21, Hall is visited
First 20, aluminium alloy pad 40 with holes, two-dimensional movement stent 22, Tesla meter 21 and hall probe 20 connect, and hall probe 20 is fixed
On two-dimensional movement stent 22, the front portion for receiving block 15 of 6 corresponding reception device of detection device, which is provided with, receives the recessed of sample
Groove 23, is provided with aluminium alloy pad 40 with holes in groove 23, it is with holes easy to hall probe 20 through annular neodymium iron boron product to be measured
24 and non-contravention groove 23.Tesla meter 21 is connected by computer with display 39, and testing result is included in display screen 39.Energy
The spatial distribution and its uniformity in enough annular 24 magnetic field of neodymium iron boron product of detection, detection magnetic induction intensity is by aperture, thickness and hole
The influence situation of shape, simple in structure, suitable for the detection of annular neodymium iron boron product 24, hall probe 20 can be inserted into annular neodymium iron
Boron product 24 is detected, and detection is more accurate.
Vertically upper magnetic induction density B distribution in the hole of measure annular neodymium iron boron product 24.Hall probe 20 is vertically fixed on
In the snap arm of two-dimensional movement stent 22, shape neodymium iron boron product to be measured is placed in immediately below hall probe 20, and shape neodymium iron boron product hole,
The hole of aluminium alloy pad 40 with holes and 20 three's central coaxial of hall probe.Adjust two-dimensional movement stent 22 so that hall probe 20
In the position that Tesla meter reading is 0 value, the snap arm for moving two-dimensional movement stent 22 from the top down drives probe to move down, every
0.2mm is measured once, B numerical value (N grades are on the occasion of S extremely negative values) is read, up through measure annular neodymium iron boron product 24
Hole, and 19 reading of Tesla meter be 0 untill.
Supplemented with measure annular hole magnet upper surface magnetic field.Surveyed in above-mentioned annular 24 vertical axis magnetic field of neodymium iron boron product
Found during amount, the annular outer somewhere detection magnetic field of 24 mouthfuls of neodymium iron boron product is 0, and two-dimensional movement stent 22 is axially moved to
The position, in this height, from magnet opening center to edge metering, will, move horizontally two-dimensional stage 22 and drive hall probe
20 movements, every 1mm measurements once, until hall probe 20 removes annular 24 edge of neodymium iron boron product and 19 reading of Tesla meter
Untill polarity inversion.Tesla meter 19 and hall probe 20 connect, and Tesla meter 19 is connected by computer with display 5, display
The magnetic data of the annular neodymium iron boron product 24 of the display of screen 5, if non-defective unit, annular neodymium iron boron product 24 is sent to non-defective unit and collects and removes
Shipping unit 4.If defective products, substandard products collecting tank 3 is delivered to.
Transmission guide rail 2 is two identical transmission guide rails 2, and two visions are provided with each transmission guide rail 2
Camera 5, record collection image, vision camera 5 is connected with computer, the image of collection is handled, each to transmit guide rail 2
On be provided with two automatic cleaning apparatus 6, avoid influence of the suspended matter to testing result after automatic cleaning apparatus 6 is set.Inspection
It is two to survey device, is separately positioned on conveyer belt both sides, and both sides are detected at the same time, improves production efficiency.
Automatic cleaning apparatus 6 includes inflatable mouth 7, solenoid valve and source of the gas, and inflatable mouth 7 is connected by solenoid valve with source of the gas, electricity
Magnet valve is connected with controller, and inflatable mouth is arranged on detection device side, and inflatable mouth 7 is towards identical with transmission guide rail carriage direction.
The inflatable mouth 18 of automatic cleaning apparatus 6 is connected by solenoid valve with source of the gas, and solenoid valve is connected with controller, and inflatable mouth 18 is arranged on
6 side of detection device, because the workpiece surface that feeding comes has suspended matter, can influence testing result, set automatic cleaning apparatus 6
Influence of the suspended matter to testing result is avoided afterwards.
Fig. 6 is that the non-defective unit of the utility model collects the structure diagram with handling device 4.Non-defective unit is collected and handling device 4
Including non-defective unit collecting box 25, conveyer belt 26 and grasping mechanism 27,26 under shed of non-defective unit collecting box is located at the top of conveyer belt 26, transmission
Band 27 connects grasping mechanism 27, and the non-defective unit workpiece for detecting qualification enters non-defective unit collecting box 25, and non-defective unit collects 25 openings, non-defective unit work
Part enters conveyer belt, and drives non-defective unit workpiece to enter grasping mechanism by conveyer belt 26, completes finished product and piles up.
Grasping mechanism 27 includes feeding platform 28, magnechuck manipulator 29, rack 30, servomotor 31, Photoelectric Detection and passes
Sensor 32, conveying charging tray 33, conveyer belt 26 connect feeding platform 28, the connection conveying charging tray 33 of feeding platform 28, feeding platform 26 and conveying
The top of charging tray 33 sets up rack 30, magnechuck manipulator 29 by track installation in rack 30, magnechuck manipulator 29
It is connected with servomotor 31, photoelectric testing sensor 32 is arranged in rack 30.
Fig. 7 is the structure diagram of the magnechuck manipulator of the utility model.The magnechuck manipulator 29 includes
Capture cylinder 34, electromagnet 35, crawl power supply 36, crawl cylinder 34 piston rod be connected with electromagnet 35, capture power supply 36 and
Electromagnet 35 is connected and powered, and crawl power supply 36 is connected with controller.
Non-defective unit workpiece enters feeding platform 28 by conveyer belt 26, and supplied materials photoelectric testing sensor is provided with feeding platform 28
37, confirm there is workpiece on feeding platform 28, the 35 energization material grasping of electromagnet of magnechuck manipulator 29, captures and move to original on cylinder 34
Position, and operation to the right to conveying 33 first storing lattice of charging tray, the piston rod of crawl cylinder 34 declines, the power-off of electromagnet 35 is put
Material, captures and is moved back into origin on cylinder 34, repeat above-mentioned action, and arrangement is discharged to material conveying on conveying charging tray 33 successively
Untill disk 33 is full, conveying charging tray 33 advances, and carries out discharging, and system, which waits, continues material grasping.
Photoelectric testing sensor 32 is arranged on the delivery end of rack 30,29 position of detection magnechuck manipulator, photoelectricity inspection
Sensor 32 and servomotor 31 is surveyed be connected with controller, when the triggering photoelectric testing sensor 32 of magnechuck manipulator 29,
Magnechuck manipulator 29 returns to the initial position i.e. top of feeding platform 28.
19 0~2000mT of range ability of Tesla meter, measurement error are ± 5%, precision 1mT；Hall probe 20 is transversal
Longitudinal hall probe of face diameter 3mm, the range of two-dimensional movement stent 22 is 0~50mm, precision 0.01mm.Set amount
Cheng Xuanyong is reasonable, is conducive to gather accurate data.
Use example：Annular neodymium iron boron product 24 is delivered to vibration feeding machine 1, vibration feeding machine 1 is by vibrating annular
Neodymium iron boron product 24 is transported on transmission guide rail 2, is transmitted in transmission guide rail 2, when annular 24 quilt of neodymium iron boron product that conveying comes
Sensing device 4, using photoelectric testing sensor 4, when detecting, vision camera 5 started to capture after 0.1 second, pass through by
By the processing and analysis of MCU, magnetic induction intensity is influenced vision by aperture, thickness and hole shape and is imaged the coloured image of candid photograph
First 5 pairs annular neodymium iron boron products 24 carry out product size measurement, can also be detected to knocking side and surface defect, rear to open certainly
Dynamic cleaning device 6, the inflatable mouth 7 of automatic cleaning apparatus 6 are connected by solenoid valve with source of the gas, and solenoid valve is connected with controller, blows
Gas port is arranged on 6 side of detection device, because the workpiece surface that feeding comes has suspended matter, can influence testing result, set certainly
Influence of the suspended matter to testing result is avoided after dynamic cleaning device 6.Timing purging terminates open detection device 6, can detect
The spatial distribution and its uniformity in annular 24 magnetic field of neodymium iron boron product, detection magnetic induction intensity is by aperture, thickness and hole shape
Influence situation, simple in structure, suitable for the detection of annular neodymium iron boron product 24, recyclable baffle 38, which stretches out, blocks annular neodymium iron boron
24 positioning product of product is detected, and hall probe 20 can be inserted into annular neodymium iron boron product 24 and be detected, and detection is more accurate,
Tesla meter 19 is connected by computer with display 39, and testing result is included in display screen.Detection terminates, into next work
Recyclable baffle 38, if annular neodymium iron boron product 24 is qualified non-defective unit, is withdrawn, annular neodymium iron boron product concordant with conveyer belt by sequence
24, which are delivered to non-defective unit, collects and handling device 4；If substandard product, recyclable baffle 38 is bounced back less than conveyer belt, is not conformed to
Annular neodymium iron boron product 24 conveying of lattice is fallen into substandard products collecting tank 3, forms a complete detection process.
The process that wherein annular neodymium iron boron product 2 detects annular neodymium iron boron product 24 is as follows：Measure annular neodymium iron boron product
Vertically upper magnetic induction density B distribution in 24 hole.Hall probe 20 is vertically fixed in the snap arm of two-dimensional movement stent 22, to be measured
Shape neodymium iron boron product is placed in immediately below hall probe 20, and shape neodymium iron boron product hole, the hole of aluminium alloy pad 40 with holes and Hall are visited
First 20 three central coaxial.Adjust two-dimensional movement stent 22 so that hall probe 20 is in the position that Tesla meter reading is 0 value
Put, the snap arm for moving two-dimensional movement stent 22 from the top down drives probe to move down, and every 0.2mm measurements once, reads B numerical value (N
Level is on the occasion of S extremely negative values), up through the hole of measure annular neodymium iron boron product 24, and untill 19 reading of Tesla meter is 0.
Tesla meter 19 and hall probe 20 connect, and Tesla meter 19 is connected by computer with display 5, and display screen 5 shows annular neodymium
The magnetic data of iron boron product 24, if non-defective unit, annular neodymium iron boron product 24 is sent to non-defective unit and is collected and handling device 4.If
Defective products, unqualified annular neodymium iron boron product mouth are delivered to substandard products collecting tank 3.If it is desirable, supplemented with measure annular
Hole magnet upper surface magnetic field.Found during above-mentioned annular 24 vertical axis magnetic field measurement of neodymium iron boron product, annular neodymium iron boron system
The outer somewhere detection magnetic field of 24 mouthfuls of product is 0, two-dimensional movement stent 22 is axially moved to the position, in this height, from magnetic
Iron hole center will move horizontally two-dimensional stage 22 and drive hall probe 20 to move, every 1mm measurements once, directly to edge metering
Untill hall probe 20 removes annular 24 edge of neodymium iron boron product and 19 reading polarity inversion of Tesla meter.19 He of Tesla meter
Hall probe 20 connects, and Tesla meter 19 is connected by computer with display 5, and display screen 5 shows annular neodymium iron boron product 24
Magnetic data, if non-defective unit, send to non-defective unit and collects and handling device 4.If defective products, unqualified annular neodymium iron boron product mouth is defeated
Send to substandard products collecting tank 3.
The process for the annular neodymium iron boron product 24 that wherein non-defective unit is collected and handling device 4 carries qualification is as follows：Non-defective unit is collected
26 under shed of case is located at the top of conveyer belt 26, and conveyer belt 27 connects grasping mechanism 27 and detects qualified non-defective unit workpiece into non-defective unit receipts
Header 25, non-defective unit collect 25 openings, and non-defective unit workpiece enters conveyer belt, and drives non-defective unit workpiece to enter gripper by conveyer belt 26
Structure, completes finished product and piles up.
Grasping mechanism 27 includes feeding platform 28, magnechuck manipulator 29, rack 30, servomotor 31, Photoelectric Detection and passes
Sensor 32, conveying charging tray 33, conveyer belt 26 connect feeding platform 28, the connection conveying charging tray 33 of feeding platform 28, feeding platform 26 and conveying
The top of charging tray 33 sets up rack 30, magnechuck manipulator 29 by track installation in rack 30, magnechuck manipulator 29
It is connected with servomotor 31, photoelectric testing sensor 32 is arranged in rack 30, and the magnechuck manipulator 29 includes crawl
Cylinder 34, electromagnet 35, crawl power supply 36, the piston rod of crawl cylinder 34 are connected with electromagnet 35, capture power supply 36 and electromagnetism
Iron 35 is connected and powered, and crawl power supply 36 is connected with controller.
Non-defective unit workpiece enters feeding platform 28 by conveyer belt 26, and supplied materials photoelectric testing sensor is provided with feeding platform 28
37, confirm there is workpiece on feeding platform 28, the 35 energization material grasping of electromagnet of magnechuck manipulator 29, captures and move to original on cylinder 34
Position, and operation to the right to conveying 33 first storing lattice of charging tray, the piston rod of crawl cylinder 34 declines, the power-off of electromagnet 35 is put
Material, captures and is moved back into origin on cylinder 34, repeat above-mentioned action, and arrangement is discharged to material conveying on conveying charging tray 33 successively
Untill disk 33 is full, conveying charging tray 33 advances, and carries out discharging, and system, which waits, continues material grasping.
There is the prior art to compare, simple in structure, design is reasonable, can be directed to annular neodymium iron boron can to Neodymium iron boron magnetic into
The full-automatic detection of row, and be automatically separated non-defective unit with it is bad simultaneously, be conducive to efficiently positioning and put multiple non-defective unit workpiece, realize work
Part automatic transporting, workpiece deformation and scrappage substantially reduce, and the quality of production is protected, and work efficiency is significantly high, effectively reduces
Cost of labor.
An example of the utility model is described in detail above, but content is only the preferable reality of the utility model
Apply example, it is impossible to be construed as limiting the scope of the utility model.Equalization made according to the scope of application of this utility model
Change and improvement etc., should all still belong within the patent covering scope of the utility model.
Claims (7)
1. the nondestructive testing system of annular neodymium iron boron product magnetic property, including vibration feeding machine, vision camera, transmission guide rail,
Sensing device, automatic cleaning apparatus, detection device, non-defective unit collection and handling device, substandard products collecting tank, it is characterised in that the biography
Send guide rail to connect the vibration feeding machine and the detection device, sensing device is provided with the transmission guide rail, described
Vision camera is provided with guide rail on rear side of sensing device, automatic cleaning apparatus is provided with rear side of the vision camera,
Conveyer belt is set below the detection device, and the detection device connects the non-defective unit collection and handling device, the substandard products are received
Collect groove；
The vibration feeding machine includes charging tray, dynamic core, determines core, coil, base and spring plank, the dynamic core and described determines to divide on core
Put, the coil be mounted on the dynamic core and it is described determine core, the base is mounted on the coil set, and the charging tray is arranged on institute
State on base, the spring plank connects the charging tray and spring plank；
The detection device includes Tesla meter, hall probe, two-dimensional movement stent, the Tesla meter and the hall probe
Connection, the hall probe are fixed on the two-dimensional movement stent, groove are set on the conveyer belt, the groove size is small
Recyclable baffle is set on rear side of annular neodymium iron boron product, the groove.
2. the nondestructive testing system of annular neodymium iron boron product magnetic property according to claim 1, it is characterised in that the biography
It is two identical transmission guide rails to send guide rail, and two vision cameras, Mei Gesuo are provided with each transmission guide rail
State and two automatic cleaning apparatus are provided with transmission guide rail, the detection device is two, is separately positioned on the conveying
Band both sides.
3. the nondestructive testing system of annular neodymium iron boron product magnetic property according to claim 1 or 2, it is characterised in that described
Automatic cleaning apparatus includes inflatable mouth, solenoid valve and source of the gas, and the inflatable mouth is connected by the solenoid valve with the source of the gas, institute
State solenoid valve with controller to be connected, the inflatable mouth is arranged on detection device side, and the inflatable mouth is transported towards with transmission guide rail
Send direction identical.
4. the nondestructive testing system of annular neodymium iron boron product magnetic property according to claim 3, it is characterised in that described good
Product are collected and handling device includes non-defective unit collecting box, conveyer belt and grasping mechanism, and the non-defective unit collecting box under shed is positioned at described
Above conveyer belt, grasping mechanism described in the transmission band connection.
5. the nondestructive testing system of annular neodymium iron boron product magnetic property according to claim 4, it is characterised in that the spy
Si La counts 0~2000mT of range ability, and measurement error is ± 5%, precision 1mT；The hall probe cross-sectional diameter 3mm's
Longitudinal hall probe, the range of two-dimensional movement stent is 0~50mm, precision 0.01mm.
6. the nondestructive testing system of annular neodymium iron boron product magnetic property according to claim 5, it is characterised in that the biography
Induction device uses photoelectric testing sensor.
7. the nondestructive testing system of annular neodymium iron boron product magnetic property according to claim 6, it is characterised in that the material
Disk is provided with helicoid, discharge port and guide plate, and the helicoid is arranged in the charging tray, and the guide plate is arranged on described
On helicoid, the discharge port is connected with the transmission guide rail.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721271389.9U CN207325352U (en) | 2017-09-29 | 2017-09-29 | The nondestructive testing system of annular neodymium iron boron product magnetic property |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721271389.9U CN207325352U (en) | 2017-09-29 | 2017-09-29 | The nondestructive testing system of annular neodymium iron boron product magnetic property |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110201899A (en) * | 2019-04-19 | 2019-09-06 | 深圳市金洲精工科技股份有限公司 | It is a kind of for sorting the method and device of hard alloy cutter |
| CN110732502A (en) * | 2019-10-24 | 2020-01-31 | 桐庐科立磁材有限公司 | kinds of magnetic material detection equipment |
| CN114777700A (en) * | 2022-04-07 | 2022-07-22 | 安徽龙磁金属科技有限公司 | Quality detection method for metal magnetic powder core |
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2017
- 2017-09-29 CN CN201721271389.9U patent/CN207325352U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110201899A (en) * | 2019-04-19 | 2019-09-06 | 深圳市金洲精工科技股份有限公司 | It is a kind of for sorting the method and device of hard alloy cutter |
| CN110201899B (en) * | 2019-04-19 | 2021-11-23 | 深圳市金洲精工科技股份有限公司 | Method and device for sorting hard alloy cutters |
| CN110732502A (en) * | 2019-10-24 | 2020-01-31 | 桐庐科立磁材有限公司 | kinds of magnetic material detection equipment |
| CN110732502B (en) * | 2019-10-24 | 2021-04-06 | 桐庐科立磁材有限公司 | Magnetic material detection equipment |
| CN114777700A (en) * | 2022-04-07 | 2022-07-22 | 安徽龙磁金属科技有限公司 | Quality detection method for metal magnetic powder core |
| CN114777700B (en) * | 2022-04-07 | 2023-09-29 | 安徽龙磁金属科技有限公司 | Metal magnetic powder core quality detection method |
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