CN105698723B - A kind of bearing rotation precision automatic detection device - Google Patents
A kind of bearing rotation precision automatic detection device Download PDFInfo
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- CN105698723B CN105698723B CN201610227576.0A CN201610227576A CN105698723B CN 105698723 B CN105698723 B CN 105698723B CN 201610227576 A CN201610227576 A CN 201610227576A CN 105698723 B CN105698723 B CN 105698723B
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- mandrel
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- 238000001514 detection method Methods 0.000 title claims abstract description 20
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 26
- 230000008878 coupling Effects 0.000 claims abstract description 13
- 238000010168 coupling process Methods 0.000 claims abstract description 13
- 238000005859 coupling reaction Methods 0.000 claims abstract description 13
- 239000002184 metal Substances 0.000 claims description 13
- 230000002093 peripheral effect Effects 0.000 claims description 13
- 238000012360 testing method Methods 0.000 claims description 7
- 239000011148 porous material Substances 0.000 claims description 4
- 230000003287 optical effect Effects 0.000 claims description 3
- 230000001939 inductive effect Effects 0.000 claims description 2
- 238000005259 measurement Methods 0.000 abstract description 16
- 238000012545 processing Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 240000002853 Nelumbo nucifera Species 0.000 description 2
- 235000006508 Nelumbo nucifera Nutrition 0.000 description 2
- 235000006510 Nelumbo pentapetala Nutrition 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The invention belongs to bearing accuracy detection technique fields, it is related to a kind of bearing rotation precision automatic detection device, agent structure includes sliding track holder, lifting motor, shaft coupling, sliding rail, sliding block, loading plate, connecting rod, switch base, switch, load block electric rotating machine, shaft coupling, intermediate sleeve, connecting shaft, load block, carries flitch, mandrel, axial sensor, axial sensor seat, mandrel pedestal, positive stop strip, radial transducer seat, radial transducer and pedestal；Lifting motor rotates after being powered, it drives loading plate, connecting shaft, load block, load block electric rotating machine, carry flitch and measured bearing rises or falls, band dynamic bearing rotates load block under the action of inertia, the circular runout value and axial runout value of radial transducer and axial sensor record bearing；The disposable measurement for completing running accuracy, high certainty of measurement, measurement efficiency is high, reduces cost of labor, and operation principle is reliable, simple in structure, and application environment is friendly.
Description
Technical field：
The invention belongs to bearing accuracy detection technique fields, are related to a kind of bearing rotation precision automatic detection device, especially
It is a kind of detection device that axially and radially precision measure can be disposably completed during bearing rotary.
Background technology：
Bearing is the important foundation parts of all kinds of mechanized equipments, its precision plays conclusive work to equipment precision
With, belong to high-precision product, therefore, in the production of bearing, bearing quality detection it is particularly important；The running accuracy of bearing is inspection
An important judging quota for testing bearing quality is needed to carry out 100% inspection to bearing and strictly be controlled, currently, bearing rotary
The detection of precision mostly uses manual measurement device, but it is big insufficient there are two：1, it is read using pointer gauge outfit, model can only be taken
Value is enclosed, exact value, low precision can not be read；2, manually handling load block, measurement once just need load block of completion
Installation and dismounting, efficiency is low and labor intensity is very big, seriously affects the detection efficiency of bearing, and it is online to cannot be satisfied mass production
The requirement of detection.Therefore, seek to design a kind of bearing rotation precision automatic detection device, quick, the accurate and automatic detection axis of energy
Running accuracy is held, the shortcomings that overcome low current detection means efficiency and low precision.
Invention content：
It is an object of the invention to overcome disadvantage of the existing technology, propose that a kind of bearing rotation precision of design is examined automatically
Device is surveyed, to solve the problems, such as that pointer gauge outfit measurement accuracy is poor, solves the problems, such as that manual measurement efficiency is low and labor intensity is big.
In order to achieve the above-mentioned object of the invention, bearing rotation precision automatic detection device of the present invention, agent structure
For：Sliding track holder, lifting motor, shaft coupling, sliding rail, sliding block, loading plate, connecting rod, switch base, switch, the rotation of load block
Motor, intermediate sleeve, connecting shaft, load block, carries flitch, mandrel, axial sensor, axial sensor seat, mandrel bottom at shaft coupling
Seat, positive stop strip, radial transducer seat, radial transducer and pedestal；Sliding track holder is the guide rail structure placed perpendicular to pedestal,
Sliding track holder bottom is fixed by bolts on pedestal, and vertical sliding groove structure is provided on a vertical side of sliding track holder；
Downwards, fuselage is bolted on the upper end of sliding track holder to the shaft of lifting motor；Sliding rail is screwed
The upper end of elongated screw structure, sliding rail is connected and fixed by the output shaft of shaft coupling and lifting motor, and the lower end of sliding rail is logical
It crosses bearing block and is fixed on the lower end of sliding track holder, and keep sliding rail parallel with the vertical side of sliding track holder；Sliding block
For the metal derby with internal thread hole, the one side of sliding block is equipped with the rib body of vertical direction, the external form and size and cunning of rib body
The shape and size of sliding groove structure in rail fixed seat match, and can be relatively free to slide, the internal thread on sliding block and sliding rail
On external screw thread be meshed, the rib body of sliding block is inserted into the sliding groove structure of sliding track holder, and lifting motor rotates after being powered, and is driven
Sliding rail rotates, to which sliding block of the actuating sleeve on sliding rail is slided up and down along sliding slot；One end of the loading plate of metallic and sliding block it
Between be bolted and be fixed together, stepped hole is provided on the other end, bearing is housed in hole, intermediate sleeve, which is fixed by bolts to, holds
The upper surface of support plate, and keep intermediate sleeve and the stepped hole of loading plate coaxial, the shaft of load block electric rotating machine is placed straight down, in
Between cover and load block electric rotating machine between be joined with bolts；The lower end of connecting shaft is inverted funnel-shaped structure, shaft coupling
The optical axis end of the output shaft and connecting shaft of device connected load block electric rotating machine, load block are the metal derby of cylindrical structure, are born
It is equipped with the matched pore structure of funnel structure with connecting shaft at the central axis of lotus block, ladder is provided on the bottom surface of load block
Each section of diameter in hole, stepped hole is determined according to the outer diameter size of the measured bearing of different model, to adapt to different model bearing
Detection, load block are hung over by funnel-shaped hole on the funnel-shaped structure of connecting shaft；Carrying for metal plate structure is provided with circular hole on flitch
Shape structure, the size of circular hole are more than the outer diameter of cylindrical shape mandrel, are less than the outer diameter of measured bearing, the upper end of connecting rod passes through
Bolt is fixed on the intermediate position of loading plate, and lower end is connected and fixed by bolt with flitch is carried, and the circle on flitch is carried
The axis in hole and the output shaft of load block electric rotating machine and the center line of mandrel are coaxial；Positive stop strip is metal rectangular block, passes through spiral shell
Stud structure, which is fixed on, to be carried on flitch, to limit the position of measured bearing；Mandrel is the cylindrical structure of metallic, the top diameter of axle
Less than the diameter for the centre bore for carrying flitch, mandrel is bolted on mandrel pedestal, and mandrel pedestal is bolted on
On pedestal, axial sensor is fixed on axial sensor seat, and axial sensor seat is bolted on mandrel pedestal
On, the test lead of axial sensor is withstood on the bottom face of measured bearing；Radial transducer is fixed on radial transducer seat
On, radial transducer seat is bolted on pedestal, and the test lead of radial transducer withstands on the outer ring circumference of measured bearing
On face；Switch is conventional inductive switch, and switch is mounted on switch base, and switch base is fixed on the middle and upper part of connecting rod；
Lifting motor, switch, load block electric rotating machine, axial sensor and radial transducer seat are electric between the computer of peripheral hardware respectively
Information connects, and realizes the calculating and processing of information and date.
The present invention is not rotated in initial position, lifting motor, loading plate, load block electric rotating machine, connecting shaft and load block
In a high position；Load block electric rotating machine remains that rotation, the same rotation under the friction force effect of connecting shaft of load block are detected
It surveys bearing and is transported to area to be tested by flitch is carried；Lifting motor rotates forward after being powered, and drives loading plate, connecting shaft, load
Block, load block electric rotating machine carry flitch and measured bearing decline, and falling head is controlled by the computer of peripheral hardware；When loading plate, bear
Lotus block, load block electric rotating machine and when carrying flitch and falling into place, carry flitch and are detached with measured bearing, the inner ring and core of measured bearing
Axis contacts and compresses motionless, and load block is contacted with the outer ring of measured bearing and detached with connecting shaft, effect of the load block in inertia
Lower band dynamic bearing rotates；Switch motion is delayed after 1.5s, and radial transducer and axial sensor start to measure, and record bearing turns
Dynamic one week circular runout value and axial runout value, complete the measurement of bearing rotation precision；Measurement terminates, and lifting motor inversely turns
It is dynamic, it drives loading plate, connecting shaft, load block electric rotating machine, carry flitch and measured bearing rising, connecting shaft band dynamic load block rises
And detached with measured bearing, carry flitch drive measured bearing rise and detached with mandrel, lifting height by peripheral hardware computer control
System；Entertain support plate, connecting shaft, load block electric rotating machine and carry flitch rise in place, lifting motor stops operating, the hydraulic pressure of peripheral hardware
The measured bearing measured is pushed into subsequent processing by thrust mechanism, while next measured bearing being shifted onto and is carried on flitch,
The running accuracy measurement of one measured bearing terminates；On the data transfer of record to the computer of peripheral hardware, by with preset
Error range value in computer is compared, if exceeding error range, the computer automatic alarm of peripheral hardware, thus will not
Qualified products detected.
Compared with prior art, the present invention the measurement of running accuracy can be completed disposably, high certainty of measurement measures and stablizes,
Measurement efficiency is high, reduces cost of labor；Its operation principle is reliable, and stability is good, simple in structure, and control is reliable, wide adaptation range,
Application environment is friendly.
Description of the drawings：
Fig. 1 is the principle schematic diagram of the present invention.
Specific implementation mode：
Below by specific embodiment and in conjunction with attached drawing, the invention will be further described.
Embodiment：
The bearing rotation precision automatic detection device that the present embodiment is related to, agent structure include：Sliding track holder 1 rises
Motor 2, shaft coupling 3, sliding rail 4, sliding block 5, loading plate 6, connecting rod 7, switch base 8, switch 9, load block electric rotating machine 10, connection drop
Axis device 11, connecting shaft 13, load block 14, carries flitch 15, mandrel 16, axial sensor 17, axial sensor seat at intermediate sleeve 12
18, mandrel pedestal 19, positive stop strip 20, radial transducer seat 21, radial transducer 22 and pedestal 23；Metallic sliding track holder 1
For the guide rail structure placed perpendicular to pedestal 23,1 bottom of sliding track holder is fixed by bolts on pedestal 23, sliding track holder 1
A vertical side on be provided with vertical sliding groove structure；The body of lifting motor 2 is bolted on the upper of sliding track holder 1
End, and make shaft downwards；Sliding rail 4 is screwed elongated screw structure, and the upper end of sliding rail 4 passes through shaft coupling 3
It is connected and fixed with the output shaft of lifting motor 2, the lower end of sliding rail 4 is fixed on sliding rail by the bearing block equipped with bearing and consolidates
The lower end of reservation 1, and keep sliding rail 4 parallel with the vertical side of sliding track holder 1；Sliding block 5 is the metal with internal thread hole
Block, the one side of sliding block 5 are equipped with the rib body of vertical direction, external form and size and the sliding slot knot on sliding track holder 1 of rib body
The shape and size of structure match, and can be relatively free to slide, and the external screw thread on internal thread and sliding rail 4 on sliding block 5 is meshed,
The rib body of sliding block 5 is inserted into the sliding groove structure of sliding track holder 1, and lifting motor 2 rotates after being powered, and sliding rail 4 is driven to rotate, to
Sliding block 5 of the actuating sleeve on sliding rail 4 is slided up and down along sliding slot；Pass through bolt between one end and sliding block 5 of the loading plate 6 of metallic
It is connected and fixed, stepped hole is provided on the other end, bearing is housed in hole, intermediate sleeve 12 is fixed by bolts to loading plate 6
Above, and keep intermediate sleeve 12 and the stepped hole of loading plate 6 coaxial, the shaft of load block electric rotating machine 10 is placed straight down, in
Between set 12 and load block electric rotating machine 10 between be joined with bolts；The lower end of connecting shaft 13 is inverted infundibulate knot
Structure, the optical axis end of the output shaft and connecting shaft 13 of 11 connected load block electric rotating machine 10 of shaft coupling, load block 14 are cylinder
The metal derby of structure is equipped with the matched pore structure of funnel structure with connecting shaft 13, funnel at the central axis of load block 14
The big mouth edge line of shape pore structure is 10mm~30mm apart from 14 bottom end of load block, and ladder is provided on the bottom surface of load block 14
Each section of diameter in hole, stepped hole is determined according to the outer diameter size of the measured bearing of different model, to adapt to different model bearing
Detection, load block 14 are hung over by funnel-shaped hole on the funnel-shaped structure of connecting shaft 13；Carrying for metal plate structure is opened on flitch 15
There are circle hole shape structure, the size of circular hole to be more than the outer diameter of cylindrical shape mandrel 16, is less than the outer diameter of measured bearing, connecting rod 7
Upper end is bolted on the intermediate position of loading plate 6, and lower end is connected and fixed by bolt with flitch 15 is carried,
Axis and the output shaft of load block electric rotating machine 10 and the center line of mandrel 16 for carrying the circular hole on flitch 15 are coaxial；Positive stop strip 20
It for metal rectangular block, is fixed on and is carried on flitch 15 by bolt arrangement, to limit the position of measured bearing；Mandrel 16 is metal
The cylindrical structure of matter, the top diameter of axle are less than the diameter for the centre bore for carrying flitch 15, and mandrel 16 is bolted on mandrel bottom
On seat 19, mandrel pedestal 19 is bolted on pedestal 23, and axial sensor 17 is fixed on axial sensor seat 18
On, axial sensor seat 18 is bolted on mandrel pedestal 19, and the test lead of axial sensor 17 withstands on measured bearing
Bottom face on；Radial transducer 22 is fixed on radial transducer seat 21, and radial transducer seat 21 is bolted
On pedestal 23, the test lead of radial transducer 22 is withstood on the outer ring periphery of measured bearing；Switch 9 is that conventional induction is opened
It closes, switch 9 is mounted on switch base 8, and switch base 8 is fixed on the middle and upper part of connecting rod 7；Lifting motor 2, switch 9, load
Power information is connect between the computer of peripheral hardware respectively for block electric rotating machine 10, axial sensor 17 and radial transducer seat 21, real
The calculating and processing of existing information and date.
The present invention is not rotated in initial position, lifting motor 2, loading plate 6, load block electric rotating machine 10,13 and of connecting shaft
Load block 14 is in a high position；Load block electric rotating machine 10 remains rotation, friction force effect of the load block 14 in connecting shaft 13
Under rotate together, be detected bearing and carried flitch 15 and be transported to area to be tested；Lifting motor 2 rotates forward after being powered, and drives
Loading plate 6, load block 14, load block electric rotating machine 10, carries flitch 15 and measured bearing and declines connecting shaft 13, falling head by
The computer of peripheral hardware controls；When loading plate 6, load block 14, load block electric rotating machine 10 and when carrying flitch 15 and falling into place, material is carried
Plate 15 is detached with measured bearing, and the inner ring of measured bearing contacts with mandrel 16 and compresses motionless, load block 14 and measured bearing
Outer ring contacts and is detached with connecting shaft 13, and band dynamic bearing rotates load block 14 under the action of inertia；Switch 9 acts, delay
After 1.5s, radial transducer 22 and axial sensor 17 start to measure, and record bearing rotates one week circular runout value and axial direction
Jitter values complete the measurement of bearing rotation precision；Measurement terminates, 2 backwards rotation of lifting motor, drives loading plate 6, connecting shaft
13, load block electric rotating machine 10, carry flitch 15 and measured bearing and rise, connecting shaft 13 rises with dynamic load block 14 and and measured axis
Separation is held, flitch 15 is carried and drives measured bearing to rise and detached with mandrel 16, lifting height is controlled by the computer of peripheral hardware；It entertains
Support plate 6, connecting shaft 13, load block electric rotating machine 10 and carry flitch 15 rise in place, lifting motor 2 stops operating, the liquid of peripheral hardware
It presses thrust mechanism that the measured bearing measured is pushed into subsequent processing, while next measured bearing being shifted onto and carries flitch 15
On, the running accuracy measurement of a measured bearing terminates；On the data transfer of record to the computer of peripheral hardware, by with set in advance
The error range value being scheduled in computer is compared, if exceeding error range, the computer automatic alarm of peripheral hardware, thus will
Substandard product detected.
Claims (1)
1. a kind of bearing rotation precision automatic detection device, it is characterised in that agent structure include sliding track holder, lifting motor,
Shaft coupling, sliding rail, sliding block, loading plate, connecting rod, switch base, switch, load block electric rotating machine, shaft coupling, intermediate sleeve, connection
Axis, load block carry flitch, mandrel, axial sensor, axial sensor seat, mandrel pedestal, positive stop strip, radial transducer seat, diameter
To sensor and pedestal；Sliding track holder is the guide rail structure placed perpendicular to pedestal, and sliding track holder bottom is fixed with bolt
On pedestal, vertical sliding groove structure is provided on a vertical side of sliding track holder；The shaft of lifting motor downwards, machine
Body is bolted on the upper end of sliding track holder；Sliding rail is screwed elongated screw structure, the upper end of sliding rail
It is connected and fixed by the output shaft of shaft coupling and lifting motor, the lower end of sliding rail is fixed on sliding rail by bearing block and fixes
The lower end of seat, and keep sliding rail parallel with the vertical side of sliding track holder；Sliding block is the metal derby with internal thread hole, sliding block
One side be equipped with the rib body of vertical direction, the shape of the external form and size of rib body and the sliding groove structure on sliding track holder and
Size matches, and can be relatively free to slide, and the external screw thread on internal thread and sliding rail on sliding block is meshed, and the rib body of sliding block is inserted
Enter in the sliding groove structure of sliding track holder, lifting motor rotates after being powered, and sliding rail rotation is driven, to which actuating sleeve is on sliding rail
Sliding block is slided up and down along sliding slot；It is bolted and is fixed together between one end and sliding block of the loading plate of metallic, it is another
It is provided with stepped hole on end, bearing is housed in hole, intermediate sleeve is fixed by bolts to the upper surface of loading plate, and makes intermediate sleeve and loading plate
Stepped hole it is coaxial, the shaft of load block electric rotating machine is placed straight down, and spiral shell is used between intermediate sleeve and load block electric rotating machine
Bolt is connected and fixed；The lower end of connecting shaft is inverted funnel-shaped structure, the output shaft of shaft coupling connected load block electric rotating machine
With the optical axis end of connecting shaft, load block is the metal derby of cylindrical structure, is equipped at the central axis of load block and connecting shaft
The matched pore structure of funnel structure, be provided with stepped hole on the bottom surface of load block, each section of diameter of stepped hole is according to different shaped
Number measured bearing outer diameter size determine, to adapt to the detection of different model bearing, load block hangs over company by funnel-shaped hole
On the funnel-shaped structure of spindle；Carrying for metal plate structure is provided with circle hole shape structure on flitch, the size of circular hole is more than cylindrical shape
The outer diameter of mandrel is less than the outer diameter of measured bearing, and the upper end of connecting rod is bolted on the intermediate position of loading plate, under
End is connected and fixed by bolt with flitch is carried, and the output of the axis and load block electric rotating machine of the circular hole on flitch is proposed
The center line of axis and mandrel is coaxial；Positive stop strip is metal rectangular block, is fixed on and is carried on flitch by bolt arrangement, to limit quilt
Survey the position of bearing；Mandrel is the cylindrical structure of metallic, and the top diameter of axle is less than the diameter for the centre bore for carrying flitch, and mandrel is logical
It crosses bolt to be fixed on mandrel pedestal, mandrel pedestal is bolted on pedestal, and axial sensor is fixed on axial direction
On sensor holder, axial sensor seat is bolted on mandrel pedestal, and the test lead of axial sensor withstands on measured axis
On the bottom face held；Radial transducer is fixed on radial transducer seat, and radial transducer seat is bolted on bottom
On seat, the test lead of radial transducer is withstood on the outer ring periphery of measured bearing；Switch is conventional inductive switch, switch peace
On switch base, switch base is fixed on the middle and upper part of connecting rod；Lifting motor, switch, load block electric rotating machine, axial direction
Power information is connect between the computer of peripheral hardware respectively for sensor and radial transducer seat, realizes calculating and the place of information and date
Reason.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610227576.0A CN105698723B (en) | 2016-04-13 | 2016-04-13 | A kind of bearing rotation precision automatic detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610227576.0A CN105698723B (en) | 2016-04-13 | 2016-04-13 | A kind of bearing rotation precision automatic detection device |
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| Publication Number | Publication Date |
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| CN105698723A CN105698723A (en) | 2016-06-22 |
| CN105698723B true CN105698723B (en) | 2018-08-17 |
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| CN201610227576.0A Active CN105698723B (en) | 2016-04-13 | 2016-04-13 | A kind of bearing rotation precision automatic detection device |
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| CN108663011B (en) * | 2018-05-16 | 2020-04-10 | 广州隆控机电设备有限公司 | Bearing assembly plane detection device that beats |
| CN108775881A (en) * | 2018-05-28 | 2018-11-09 | 苏州双金实业有限公司 | A kind of bearing outer end face running accuracy On-line Measuring Method |
| CN109029314A (en) * | 2018-05-28 | 2018-12-18 | 苏州双金实业有限公司 | A kind of bearing outer end face running accuracy on-line measurement device |
| CN108759741A (en) * | 2018-05-28 | 2018-11-06 | 苏州双金实业有限公司 | A kind of bearing inner face circular runout detection method |
| CN108759742A (en) * | 2018-05-28 | 2018-11-06 | 苏州双金实业有限公司 | A kind of bearing inner face circular runout detection device |
| CN110345832B (en) * | 2019-08-09 | 2023-06-23 | 上海先惠自动化技术股份有限公司 | High-precision end jump detection device |
| CN116399513B (en) * | 2023-06-02 | 2023-09-12 | 临清市万达轴承有限公司 | Bearing multidirectional dynamic balance detection system |
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| JP3498687B2 (en) * | 2000-07-13 | 2004-02-16 | 石川島播磨重工業株式会社 | Tail clearance measuring device for shield machine |
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| CN105698723A (en) | 2016-06-22 |
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Denomination of invention: Device for automatically checking rotation precision of bearing Effective date of registration: 20190516 Granted publication date: 20180817 Pledgee: Qingdao high technology financing Company limited by guarantee Pledgor: QINGDAO TAIDE AUTOMOBILE BEARING Co.,Ltd. Registration number: 2019990000431 |
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Date of cancellation: 20200413 Granted publication date: 20180817 Pledgee: Qingdao high technology financing Company limited by guarantee Pledgor: QINGDAO TAIDE AUTOMOBILE BEARING Co.,Ltd. Registration number: 2019990000431 |
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Address after: 266000 No.10 Xinghua Road, Licang District, Qingdao City, Shandong Province Patentee after: Qingdao Tede Bearing Technology Co.,Ltd. Country or region after: China Address before: 266041 Xinghua Road 10, Licang District, Shandong, Qingdao Patentee before: QINGDAO TAIDE AUTOMOBILE BEARING Co.,Ltd. Country or region before: China |