CN201757745U - Adjustable broadband closed circuit magnet yoke induction magnetizing device - Google Patents
Adjustable broadband closed circuit magnet yoke induction magnetizing device Download PDFInfo
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- CN201757745U CN201757745U CN201020271905XU CN201020271905U CN201757745U CN 201757745 U CN201757745 U CN 201757745U CN 201020271905X U CN201020271905X U CN 201020271905XU CN 201020271905 U CN201020271905 U CN 201020271905U CN 201757745 U CN201757745 U CN 201757745U
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- yoke iron
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Abstract
The utility model relates to an adjustable broadband closed circuit magnet yoke induction magnetizing device, which is characterized in that the device is provided with a mechanism which drives a platform bottom plate (1) and components thereon to lift or fall simultaneously and a mechanical which drives a pair of magnetic guiding blocks (4) to be attached onto or separated from flaw-detected workpieces (6). The adjustable broadband closed circuit magnet yoke induction magnetizing device is novel and reasonable in design, strong in generality, high in detection efficiency, simple in structure, convenient in adjustment, little in magnetic dissipation and high in efficiency, can be applicable to workpieces in different specifications, greatly reduces labor intensity of operators, does not damage workpieces and saves energy. During usage, the device can match with a conveying rack after being adjusted property, realizes magnetic powder detection of ends of workpieces such as pipes, bars, blanks and the like and online production line type magnetic powder detection, completely meets requirements of nondestructive testing magnetic powder flow detection, and is easy to be popularized in production enterprises and enterprises using the device.
Description
Technical field:
The utility model relates to the magnetic powder inspection technical field of material Non-Destructive Testing, belong to and utilize Vector Magnetic Field that high conducting magnet core produces contactless Non-Destructive Testing magnetic powder inspection device, especially a kind of adjustable closed circuit yoke induced magnetization device parts, tubing, bar, blank.
Background technology:
Magnetic powder inspection is widely used in recent years as a kind of means that Non-Destructive Testing is carried out on ferrimagnet surface of the work and nearly surface commonly used.Ferromagnetic workpiece is placed externally-applied magnetic field, workpiece is by magnetic field magnetisation, the magnetic line of force forms certain trend on the surface and the nearly surface of test specimen, if there are crackle or defective in surface of the work and nearly surface, and when intersecting certain angle, then can cause the change of magnetic flux density with the magnetic line of force, the part magnetic line of force is twisted, form leakage flux in the middle of leaking into air, form magnetic pole at fault location.Magnetic (as magnetic flaw detection ink) with certain viscosity and magnetic conductivity, be sprayed at the surface of test specimen, after test specimen is magnetized, then the both sides magnetic pole of defective adsorbs magnetic, the accumulation of magnetic forms the magnetic trace, the outward appearance of magnetic trace demonstrates a series of contour images such as the length, trend of defective, thereby reaches the purpose of defect detecting test.
The method of magnetization workpiece is a lot, has axial current flow method, central conductor method, parallel current flow method, the closed circuit yoke method in broadband etc. to set up Circumferential field, i.e. circumferential magnetization is in order to detect the longitudinal defect of workpiece.Twine method, yoke method etc. with coil method, cable and set up axial magnetic field, i.e. longitudinal magnetization is in order to detect the defective of test specimen circumferencial direction.Circumferential magnetization, longitudinal magnetization are carried out simultaneously and are intersected certain phase place, i.e. resultant magnetization forms rotating magnetic field, the surface of the simple workpiece of disposable comprehensive demonstration and the nearly surface crack and the defective of swing on workpiece.
At present the magnetic that has been widely used in parts, tubing, bar, blank of the closed circuit yoke in broadband detects, and its structural principle all adopts U-iron core+draw magnetic patch structure shown in Fig. 1-2.Drawing magnetic patch is T shape structure with vertical iron core, has serious leakage field, and efficient is low, wastes energy.The workpiece bigger to the specification span must be changed and draw magnetic patch, adjusts loaded down with trivial detailsly, and operator's labour intensity is big.
The utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, provide a kind of simple in structure, easy to adjust, the magnetic that looses is few, efficient is high, labour intensity is low, do not damage the closed circuit yoke induced magnetization of a kind of adjustable wide-band device of workpiece.
For achieving the above object, the technical scheme that the utility model adopted is: the closed circuit yoke induced magnetization of this adjustable wide-band device comprises the turnover servicing unit of frame, uviol lamp, daylight lamp, lamp bracket, electrical apparatus control system, sprinkling system, circumferential magnetization power supply, longitudinal magnetization power supply, detected workpiece; Platform floor, U-shaped be the yoke iron core fixedly, and magnetizing coil draws magnetic patch, longitudinal magnetization coil, magnetic flaw detection ink intercepting basin; U-shaped is the yoke iron core fixedly, the longitudinal magnetization coil, and the magnetic flaw detection ink intercepting basin fits on the platform floor; U-shaped fixedly yoke iron core is " U " font, the a pair of magnetic patch that draws is assigned in fixedly vertical iron core arm two tops of yoke iron core of U-shaped respectively, drawing magnetic patch is T shape structure with vertical iron core arm, fixedly is furnished with magnetizing coil on the two perpendicular arms of yoke iron core at U-shaped, two longitudinal magnetization coils are by the longitudinal magnetization coil holder, be separately fixed at U-shaped fixedly on the platform floor of the forward and backward both sides of yoke iron core, it is characterized in that: this device be provided with drive platform floor and on the parts mechanism of rising simultaneously or descending; Also be provided with in addition drive a pair of draw magnetic patch with by flaw detection workpiece exchange premium or the mechanism left.
The closed circuit yoke induced magnetization of described a kind of adjustable wide-band device, it is characterized in that: described driving platform floor and on the parts mechanism of rising simultaneously or descending, its structure is: be provided with bedplate below platform floor, the lower end of four yoke center adjustment guide pillars is separately fixed on the bedplate four jiaos, the upper end of four yoke center adjustment guide pillars is separately fixed on the guide pillar upper branching holder, and the guide pillar upper branching holder is fixed on the magnetic flaw detection ink intercepting basin; Platform floor with corresponding four jiaos of bedplate on be fixed with the guide pillar sliding sleeve, platform floor fits on the yoke center adjustment guide pillar by the guide pillar sliding sleeve; The middle part is fixed with the lifting screw seat below platform floor, is fixed with the upper end of lifting screw at the middle part of lifting screw seat; Lifting screw matches with the gear that is fixed on the bedplate, on bedplate, also be fixed with motor M I, MI motor output wheel is connected with the power input wheel of gear by the wheel band, and the gear running drives lifting screw driving platform floor and rises or descend.
The closed circuit yoke induced magnetization of described a kind of adjustable wide-band device, it is characterized in that: described driving is a pair of draw magnetic patch with by flaw detection workpiece exchange premium or the mechanism left, its structure is: fixedly the two perpendicular arms on the bottom of yoke iron core and top are separated will to be " U " font, its bottom is fixing yoke iron core horizontal positioned, and the two perpendicular arms on top are that activity yoke iron core is vertical placement; Fixedly the yoke iron core is fixed on the middle part of platform floor, is being respectively equipped with the axis of guide near the fixing forward and backward both sides of yoke iron core, and the two ends, the left and right sides of the axis of guide are separately fixed on the axle bed, and axle bed is fixed on the platform floor; Two activity yoke iron cores fit on the axis of guide by the guideway that is fixed with respectively on the front and back sides; Two activity yoke iron cores fit on the leading screw by the feed screw nut of being furnished with respectively in the body of middle and lower part, the leading screw middle part is made as cylinder axis, leading screw is made as positive and negative screw thread respectively at the left and right sides of cylinder axis shaft part, the middle part of leading screw and two ends fit over respectively in each bearing seat, bearing seat that join at leading screw middle part fit over fixing yoke iron core above, leading screw bearing seat that join at two ends fits on the platform floor respectively; One at leading screw is fixed with sprocket wheel, and sprocket wheel is connected with power output sprocket on the wheel box by chain, and the wheel box power input wheel is connected with M II motor output wheel by the wheel band, and motor M II is fixed on the platform floor; Motor M II rotating drive leading screw rotates, leading screw drive two activity yoke iron cores fixedly above the yoke iron core work relatively or separately move make a pair of the detect a flaw workpiece exchange premium or leave of magnetic patch and quilt that draws.
The closed circuit yoke induced magnetization of described a kind of adjustable wide-band device is characterized in that: two activity yoke iron cores are made as relative " L " font with the magnetic patch that draws that join on the top.
The utility model beneficial effect compared with prior art:
This device is novel in design, reasonable, highly versatile, detection efficiency height; Have simple in structurely, easy to adjust simultaneously, the magnetic that looses is few, and the efficient height can adapt to the workpiece of different size, has alleviated operator's labour intensity widely, does not damage workpiece, energy savings.During use, carry out suitable adjustment, can be supporting with the transmission stand, carry out the end magnetic detection of workpiece such as tubing, bar, blank and the magnetic of online continuous-flow type and detect.Satisfy the purpose of Non-Destructive Testing magnetic powder inspection fully, producing, using enterprise to be easy to promote.
Description of drawings:
Fig. 1 can't harm magnetic powder inspection detection architecture synoptic diagram for prior art to big workpiece;
Fig. 2 is that prior art is to can't harm magnetic powder inspection detection architecture synoptic diagram than small workpiece;
Fig. 3 is this structure drawing of device;
Fig. 4 be among Fig. 3 B-B to view;
Fig. 5 be among Fig. 3 A-A to view.
Among the figure:
1. platform floor, 2.U shape is the yoke iron core fixedly, and 2-1. is the yoke iron core fixedly, 2-2. activity yoke iron core, 3. magnetizing coil, 4 draw magnetic patch, 5. longitudinal magnetization coil, 6. workpiece, the relatively large workpiece of 6-1., 6-2. than small workpiece, 7. wheel box, 8. magnetic flaw detection ink intercepting basin, 9. guide pillar sliding sleeve, 10. yoke center adjustment guide pillar, 11. axle beds, 12. the axis of guide, 15. guideways, 16. feed screw nuts, 17. leading screw, 18. sprocket wheels, 19. bearing seats, 20. chain, 21. power output sprockets, 22. lifting screw seats, 23. the longitudinal magnetization coil holder, 24. guide pillar upper branching holders, 25. motor M I, 26.M I motor output wheel, 27. take turns band, 28. power input wheels, 29. lifting screw, 30. gears, 31. motor M II, 32.M II motor output wheel, 33. wheel box power input wheels, 34. bedplates.
Embodiment:
Describe the utility model in detail below in conjunction with accompanying drawing:
Shown in Fig. 3-5, the closed circuit yoke induced magnetization of a kind of adjustable wide-band device comprises the turnover servicing unit of frame, uviol lamp, daylight lamp, lamp bracket, electrical apparatus control system, sprinkling system, circumferential magnetization power supply, longitudinal magnetization power supply, detected workpiece; Platform floor 1, U-shaped be yoke iron core 2 fixedly, and magnetizing coil 3 draws magnetic patch 4, longitudinal magnetization coil 5, magnetic flaw detection ink intercepting basin 8; U-shaped is yoke iron core 2 fixedly, and longitudinal magnetization coil 5, magnetic flaw detection ink intercepting basin 8 fit on the platform floor 1; U-shaped fixedly yoke iron core 2 is " U " font, the a pair of magnetic patch 4 that draws is assigned in fixedly vertical iron core arm two tops of yoke iron core 2 of U-shaped respectively, drawing magnetic patch is T shape structure with vertical iron core arm, fixedly is furnished with magnetizing coil 3 on the two perpendicular arms of yoke iron core 2 at U-shaped, two longitudinal magnetization coils 5 are by longitudinal magnetization coil holder 23, be separately fixed at U-shaped fixedly on the platform floor 1 of the forward and backward both sides of yoke iron core 2, this device be provided with drive platform floor 1 and on the parts mechanism of rising simultaneously or descending; Also be provided with in addition drive a pair of draw magnetic patch 4 with by flaw detection workpiece 6 exchange premiums or the mechanism left.
Described driving platform floor 1 and on the parts mechanism of rising simultaneously or descending, its structure is: be provided with bedplate 34 below platform floor 1, the lower end of four yoke center adjustment guide pillars 10 is separately fixed on the bedplate 34 four jiaos, the upper end of four yoke center adjustment guide pillars 10 is separately fixed on the guide pillar upper branching holder 24, and guide pillar upper branching holder 24 is fixed on the magnetic flaw detection ink intercepting basin 8; Platform floor 1 is being fixed with guide pillar sliding sleeve 9 with bedplate 34 on corresponding four jiaos, and platform floor 1 fits on the yoke center adjustment guide pillar 10 by guide pillar sliding sleeve 9; The middle part is fixed with lifting screw seat 22 below platform floor 1, is fixed with the upper end of lifting screw 29 at the middle part of lifting screw seat 22; Lifting screw 29 matches with the gear 30 that is fixed on the bedplate 34, on bedplate 34, also be fixed with motor M I 25, M I motor output wheel 26 is connected with the power input wheel 28 of gear 30 with 27 by wheel, and gear 30 runnings drive lifting screw 29 and drive platform floor 1 rising or decline.
Above-mentioned when motor M I 25 gets electric forward rotation, drive gear 30 runnings, drive lifting screw 29 and move upward, promote the platform rising, the closed circuit yoke of adjustable wide-band moves upward, and rises on the center of the closed circuit yoke of adjustable wide-band.When motor M I 25 gets electric backward rotation, drive gear 30 runnings, driving lifting screw 29 moves downward, the pulling platform descends, the closed circuit yoke of adjustable wide-band moves downward, the center of the closed circuit yoke of adjustable wide-band descends, thereby realizes the adjustment of closed circuit yoke pole center position, broadband, the requirement of satisfying relatively large workpiece 6-1 or adjusting than small workpiece 6-2 axis hole centre-height.Motor M I 25 dead electricity, gear 30, lifting screw 29 stop motions utilize the latching characteristics of gear 30, keep the position of the closed circuit yoke of adjustable wide-band.
Described driving is a pair of draw magnetic patch 4 with by flaw detection workpiece 6 exchange premiums or the mechanism left, its structure is: fixedly the two perpendicular arms on the bottom of yoke iron core 2 and top are separated will to be " U " font, its bottom is fixing yoke iron core 2-1 horizontal positioned, the two perpendicular arms on top are that activity yoke iron core 2-2 places for vertical, simultaneously two activity yoke iron core 2-2 are made as relative " L " font with the magnetic patch 4 that draws that join on the top; Fixedly yoke iron core 2-1 is fixed on the middle part of platform floor 1, is being respectively equipped with the axis of guide 12 near the fixing forward and backward both sides of yoke iron core 2-1, and the two ends, the left and right sides of the axis of guide 12 are separately fixed on the axle bed 11, and axle bed 11 is fixed on the platform floor 1; Two activity yoke iron core 2-2 fit on the axis of guide 12 by the guideway 15 that is fixed with respectively on the front and back sides; Two activity yoke iron core 2-2 fit on the leading screw 17 by the feed screw nut of being furnished with respectively in the body of middle and lower part 16, leading screw 17 middle parts are made as cylinder axis, leading screw 17 is made as positive and negative screw thread respectively at the left and right sides of cylinder axis shaft part, the middle part of leading screw 17 and two ends fit over respectively in each bearing seat 19, leading screw 17 bearing seats that join at the middle part 19 fit over fixing yoke iron core 2-1 above, leading screw 17 bearing seats that join at two ends 19 fit over respectively on the platform floor 1; One at leading screw 17 is fixed with sprocket wheel 18, and sprocket wheel 18 is connected with power output sprocket 21 on the wheel box 7 by chain 20, and wheel box power input wheel 33 is with 27 to be connected with M2 motor output wheel 32 by wheel, and motor M II 31 is fixed on the platform floor 1; Motor M II 31 rotating drive leading screws 17 rotate, leading screw 17 drive two activity yoke iron core 2-2 fixedly above the yoke iron core 2-1 work relatively or separately move make a pair of detect a flaw workpiece 6 exchange premiums or leave of magnetic patch 4 and quilt that draw.
Because the structure of positive and negative tooth leading screw 17 and feed screw nut 16 when motor M II 31 gets electric forward rotation, makes two activity yoke iron core 2-2 to two lateral movements, the spacing of the closed circuit yoke magnetic pole in broadband increases; When motor M II 31 gets electric backward rotation, two activity yoke iron core 2-2 are inwardly moved, the spacing of the closed circuit yoke magnetic pole in broadband is dwindled, thereby realizes the adjustment of the closed circuit yoke distance between two poles in broadband, satisfies and relatively large workpiece 6-1 or the requirement that contacts or unclamp than small workpiece 6-2.Motor M II 31 dead electricity, wheel box 7 stop motions utilize the latching characteristics of wheel box 7 and positive and negative tooth leading screw, keep the position of the closed circuit yoke distance between two poles in broadband.
End magnetic testing process:
This device is placed on the end of workpiece stand, supporting with the workpiece stand, according to the physical dimension of workpiece 6, adjust the distance between two poles and the centre-height of this device.Utilize the workpiece stand that workpiece 6 is sent to the closed circuit yoke induced magnetization of adjustable wide-band device, or the closed circuit yoke induced magnetization of adjustable wide-band device is advanced to workpiece end.The workpiece stand rotates workpiece 6, and the closed circuit yoke induced magnetization of adjustable wide-band device carries out the magnetic flaw detection ink spray, carries out the excitatory magnetization of coil simultaneously.Workpiece 6 while rotate, spray, while magnetize, observation and inspection, detect the crackle and the defective on the surface and the nearly surface of workpiece end.
Be used for online continuous-flow type magnetic testing process:
This device is arranged on the linear flow middle part, supporting with the workpiece stand, according to the physical dimension of workpiece 6, adjust the distance between two poles and the centre-height of the closed circuit yoke induced magnetization of adjustable wide-band device.Utilize the workpiece stand that Workpiece Rotating is transmitted or straight line transmission (requiring) according to defects detecting technology, make workpiece pass through the closed circuit yoke induced magnetization of adjustable wide-band device, workpiece while transmit, spray, while magnetize, observation and inspection, detect the crackle and the defective on the surface and the nearly surface of workpiece.When MPI fluorescent magnetic particles detects, under black lamp, carry out observation and inspection.
Claims (4)
1. the closed circuit yoke induced magnetization of adjustable wide-band device comprises the turnover servicing unit of frame, uviol lamp, daylight lamp, lamp bracket, electrical apparatus control system, sprinkling system, circumferential magnetization power supply, longitudinal magnetization power supply, detected workpiece; Platform floor (1), U-shaped be yoke iron core (2) fixedly, and magnetizing coil (3) draws magnetic patch (4), longitudinal magnetization coil (5), magnetic flaw detection ink intercepting basin (8); U-shaped is yoke iron core (2) fixedly, and longitudinal magnetization coil (5), magnetic flaw detection ink intercepting basin (8) fit on the platform floor (1); U-shaped fixedly yoke iron core (2) is " U " font, the a pair of magnetic patch (4) that draws is assigned in fixedly vertical iron core arm two tops of yoke iron core (2) of U-shaped respectively, drawing magnetic patch is T shape structure with vertical iron core arm, fixedly is furnished with magnetizing coil (3) on the two perpendicular arms of yoke iron core (2) at U-shaped, two longitudinal magnetization coils (5) are by longitudinal magnetization coil holder (23), be separately fixed at U-shaped fixedly on the platform floor (1) of the forward and backward both sides of yoke iron core (2), it is characterized in that: this device be provided with drive platform floor (1) and on the parts mechanism of rising simultaneously or descending; Also be provided with in addition drive a pair of draw magnetic patch (4) with by flaw detection workpiece (6) exchange premium or the mechanism left.
2. the closed circuit yoke induced magnetization of a kind of adjustable wide-band according to claim 1 device, it is characterized in that: described driving platform floor (1) and on the parts mechanism of rising simultaneously or descending, its structure is: be provided with bedplate (34) in the below of platform floor (1), the lower end of four yoke center adjustment guide pillars (10) is separately fixed on the bedplate (34) four jiaos, the upper end of four yoke center adjustment guide pillars (10) is separately fixed on the guide pillar upper branching holder (24), and guide pillar upper branching holder (24) is fixed on the magnetic flaw detection ink intercepting basin (8); Platform floor (1) with corresponding four jiaos of bedplate (34) on be fixed with guide pillar sliding sleeve (9), platform floor (1) fits on the yoke center adjustment guide pillar (10) by guide pillar sliding sleeve (9); The middle part is fixed with lifting screw seat (22) below platform floor (1), is fixed with the upper end of lifting screw (29) at the middle part of lifting screw seat (22); Lifting screw (29) matches with the gear (30) that is fixed on the bedplate (34), on bedplate (34), also be fixed with motor M I (25), M I motor output wheel (26) is connected with the power input wheel (28) of gear (30) by wheel band (27), and gear (30) running drives lifting screw (29) driving platform floor (1) and rises or descend.
3. the closed circuit yoke induced magnetization of a kind of adjustable wide-band according to claim 1 device, it is characterized in that: described driving is a pair of draw magnetic patch (4) with by flaw detection workpiece (6) exchange premium or the mechanism left, its structure is: fixedly the two perpendicular arms on the bottom of yoke iron core (2) and top are separated will to be " U " font, its bottom is fixing yoke iron core (2-1) horizontal positioned, and the two perpendicular arms on top are that activity yoke iron core (2-2) is vertical placement; Fixedly yoke iron core (2-1) is fixed on the middle part of platform floor (1), be respectively equipped with the axis of guide (12) near the fixing forward and backward both sides of yoke iron core (2-1), the two ends, the left and right sides of the axis of guide (12) are separately fixed on the axle bed (11), and axle bed (11) is fixed on the platform floor (1); Two activity yoke iron cores (2-2) fit on the axis of guide (12) by the guideway (15) that is fixed with respectively on the front and back sides; Two activity yoke iron cores (2-2) fit on the leading screw (17) by the feed screw nut of being furnished with respectively in the body of middle and lower part (16), leading screw (17) middle part is made as cylinder axis, leading screw (17) is made as positive and negative screw thread respectively at the left and right sides of cylinder axis shaft part, the middle part of leading screw (17) and two ends fit over respectively in each bearing seat (19), bearing seat (19) that join at leading screw (17) middle part fit over fixing yoke iron core (2-1) above, leading screw (17) bearing seat that join at two ends (19) fits over respectively on the platform floor (1); One at leading screw (17) is fixed with sprocket wheel (18), sprocket wheel (18) is connected with power output sprocket (21) on the wheel box (7) by chain (20), wheel box power input wheel (33) is connected with M II motor output wheel (32) by wheel band (27), and motor M II (31) is fixed on the platform floor (1); Motor M II (31) rotating drive leading screw (17) rotates, leading screw (17) drive two activity yoke iron cores (2-2) fixedly above the yoke iron core (2-1) work relatively or separately move make a pair of detect a flaw workpiece (6) exchange premium or leave of magnetic patch (4) and quilt that draws.
4. the closed circuit yoke induced magnetization of a kind of adjustable wide-band according to claim 3 device is characterized in that: two activity yoke iron cores (2-2) are made as relative " L " font with the magnetic patch (4) that draws that join on the top.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020271905XU CN201757745U (en) | 2010-07-27 | 2010-07-27 | Adjustable broadband closed circuit magnet yoke induction magnetizing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020271905XU CN201757745U (en) | 2010-07-27 | 2010-07-27 | Adjustable broadband closed circuit magnet yoke induction magnetizing device |
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| Publication Number | Publication Date |
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| CN201757745U true CN201757745U (en) | 2011-03-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201020271905XU Expired - Fee Related CN201757745U (en) | 2010-07-27 | 2010-07-27 | Adjustable broadband closed circuit magnet yoke induction magnetizing device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102655041A (en) * | 2012-05-15 | 2012-09-05 | 东华大学 | Magnetizing device with rotating arms adjustable at any angle |
| CN103000329A (en) * | 2012-11-28 | 2013-03-27 | 苏州博德自动化科技有限公司 | Case bearing tool of automatic motor magnet steel magnetizer |
| CN103412040A (en) * | 2013-07-18 | 2013-11-27 | 江苏赛福探伤设备制造有限公司 | Steel tube broadband magnet yoke flaw detection method and apparatus thereof |
| CN107655964A (en) * | 2017-09-22 | 2018-02-02 | 江苏中凯探伤设备制造有限公司 | A kind of multistation is all-round to magnetic field magnetic powder inspection device |
-
2010
- 2010-07-27 CN CN201020271905XU patent/CN201757745U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102655041A (en) * | 2012-05-15 | 2012-09-05 | 东华大学 | Magnetizing device with rotating arms adjustable at any angle |
| CN102655041B (en) * | 2012-05-15 | 2014-04-02 | 东华大学 | Magnetizing device with rotating arms adjustable at any angle |
| CN103000329A (en) * | 2012-11-28 | 2013-03-27 | 苏州博德自动化科技有限公司 | Case bearing tool of automatic motor magnet steel magnetizer |
| CN103412040A (en) * | 2013-07-18 | 2013-11-27 | 江苏赛福探伤设备制造有限公司 | Steel tube broadband magnet yoke flaw detection method and apparatus thereof |
| CN107655964A (en) * | 2017-09-22 | 2018-02-02 | 江苏中凯探伤设备制造有限公司 | A kind of multistation is all-round to magnetic field magnetic powder inspection device |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110309 Termination date: 20160727 |