CN105698723A - Device for automatically checking rotation precision of bearing - Google Patents
Device for automatically checking rotation precision of bearing Download PDFInfo
- Publication number
- CN105698723A CN105698723A CN201610227576.0A CN201610227576A CN105698723A CN 105698723 A CN105698723 A CN 105698723A CN 201610227576 A CN201610227576 A CN 201610227576A CN 105698723 A CN105698723 A CN 105698723A
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- Prior art keywords
- bearing
- load block
- base
- mandrel
- slide rail
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- 238000001514 detection method Methods 0.000 claims abstract description 16
- 230000008878 coupling Effects 0.000 claims abstract description 14
- 238000010168 coupling process Methods 0.000 claims abstract description 14
- 238000005859 coupling reaction Methods 0.000 claims abstract description 14
- 230000002093 peripheral effect Effects 0.000 claims description 13
- 239000002184 metal Substances 0.000 claims description 12
- 238000012360 testing method Methods 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 4
- 230000001939 inductive effect Effects 0.000 claims description 3
- 239000011148 porous material Substances 0.000 claims description 3
- 238000005259 measurement Methods 0.000 abstract description 12
- 230000000694 effects Effects 0.000 abstract description 6
- 230000003028 elevating effect Effects 0.000 abstract 2
- 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 abstract 2
- 230000007423 decrease Effects 0.000 description 4
- 238000013461 design Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 230000004308 accommodation Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
Classifications
-
- 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
Abstract
The invention belongs to the technical field of bearing precision detection, and relates to a device for automatically checking the rotation precision of a bearing. The main body structure of the device comprises a slide rail mounting base, an elevating motor, a shaft coupling, a slide rail, a slide block, a loading plate, a connecting rod, a switch seat, a switch, a load block rotating motor, a shaft coupling, an intermediate sleeve, a connection shaft, a load block, a material lifting plate, a mandrel, an axial sensor, an axial sensor base, a mandrel pedestal, a limiting bar, a radial sensor base, a radial sensor and a pedestal, wherein the elevating motor rotates after being powered on, drives the loading plate, the connection shaft, the load block, the load block rotating motor, the material lifting plate and the detected bearing to rise and descend, the load block drives the bearing to rotate under the inertia effect, and the radial sensor and the axial sensor record the radial bounce value and axial bounce value. The rotation precision measurement can be done in one time. The device is high in measuring precision and measuring efficiency, and lowers manual cost. The working principle is reliable, the structure is simple, and the application environment is friendly.
Description
Technical field:
The invention belongs to bearing accuracy detection technique field, relate to a kind of bearing rotation precision automatic detection device, particularly a kind of can in bearing rotary process the disposable detecting device completing axially and radially measure of precision。
Background technology:
Bearing is the important foundation parts of all kinds of mechanized equipment, and equipment precision is played conclusive effect by its precision, belongs to high-precision product, and therefore, in the production of bearing, bearing quality detection is particularly important；The running accuracy of bearing is an important judging quota of check bearing quality, need bearing carries out 100% inspection and strictly controls, at present, the detection of bearing rotation precision adopts manual measurement device more, but it is big not enough that it exists two: 1, use pointer gauge outfit to carry out reading, value range can only be taken, it is impossible to read exact value, low precision；2, artificial handling load block, measures the installation and the dismounting that have once been accomplished by a load block, and efficiency is low and labor intensity very big, has a strong impact on the detection efficiency of bearing, it is impossible to meet the requirement producing on-line checking in enormous quantities。Therefore, seek to design a kind of bearing rotation precision automatic detection device, quickly, accurately and can automatically detect bearing rotation precision, thus overcoming the low shortcoming with low precision of current detection means efficiency。
Summary of the invention:
It is an object of the invention to the shortcoming overcoming prior art to exist, it is proposed to a kind of bearing rotation precision automatic detection device of design, to solve the problem of pointer gauge outfit certainty of measurement difference, solve the problem that manual measurement efficiency is low and labor intensity is big。
In order to realize foregoing invention purpose, the bearing rotation precision automatic detection device that the present invention relates to, its agent structure is: sliding track holder, lifting motor, shaft coupling, slide rail, slide block, loading plate, connecting rod, switch base, switch, load block electric rotating machine, shaft coupling, intermediate sleeve, connection axle, load block, carry flitch, mandrel, axial sensor, axial sensor seat, mandrel base, positive stop strip, radial transducer seat, radial transducer and base；Sliding track holder is be perpendicular to the guide rail structure that base is placed, and is fixed by bolts on base bottom sliding track holder, and the one of sliding track holder has vertical sliding groove structure on vertically side；Vertically down, fuselage is bolted on the upper end of sliding track holder in the rotating shaft of lifting motor；Slide rail is screwed fine filaments bumper structure, the upper end of slide rail is connected fixing by shaft coupling with the output shaft of lifting motor, the bottom of slide rail is fixed on the bottom of sliding track holder by bearing block, and makes slide rail parallel with the vertical side of sliding track holder；Slide block is the metal derby with internal thread hole, the one side of slide block is provided with the rib body of vertical direction, the shape and size of the sliding groove structure on the external form of rib body and size and sliding track holder match, and can relatively slidably, female thread on slide block and the external screw thread on slide rail are meshed, and the rib body of slide block inserts in the sliding groove structure of sliding track holder, rotate after lifting motor energising, drive slide rail rotates, thus the slide block that actuating sleeve is on slide rail slides up and down along chute；It is bolted between one end and the slide block of metallic loading plate and is fixed together, the other end has shoulder hole, hole is built with bearing, intermediate sleeve is fixed by bolts to above loading plate, and make intermediate sleeve coaxial with the shoulder hole of loading plate, the rotating shaft of load block electric rotating machine is placed straight down, is joined with bolts between intermediate sleeve and load block electric rotating machine；The bottom connecting axle is inverted funnel-shaped structure, the light shaft end of the output shaft of shaft coupling connected load block electric rotating machine and connection axle, load block is the metal derby of cylindrical structure, the central axis place of load block is provided with the pore structure matched with the funnel structure being connected axle, the bottom surface of load block has shoulder hole, each section of diameter of shoulder hole is determined according to the external diameter size of the measured bearing of different model, to adapt to the detection of different model bearing, load block is hung on the funnel-shaped structure connecting axle by funnel-shaped hole；Carrying of metal plate structure has circle hole shape structure on flitch, the external diameter being sized larger than cylindrical shape mandrel of circular hole, external diameter less than measured bearing, the upper end of connecting rod is bolted on the middle part of loading plate, bottom is connected and fixed with carrying flitch by bolt, and the axis carrying circular hole on flitch is coaxial with the centrage of the output shaft of load block electric rotating machine and mandrel；Positive stop strip is metal rectangular block, is fixed on by bolt arrangement and carries on flitch, in order to limit the position of measured bearing；Mandrel is metallic cylindrical structure, the top diameter of axle is less than the diameter of the centre bore carrying flitch, mandrel is bolted on mandrel base, mandrel base is bolted on base, axial sensor is fixed on axial sensor seat, axial sensor seat is bolted on mandrel base, and the test lead of axial sensor withstands on the bottom face of measured bearing；Radial transducer is fixed on radial transducer seat, and radial transducer seat is bolted on base, and the test lead of radial transducer withstands on the outer ring periphery of measured bearing；Switch is conventional inductive switch, and switch is arranged 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 respectively and between the computer of peripheral hardware electrical information be connected, it is achieved the calculating of information and date and process。
The present invention is in original position, and lifting motor does not rotate, and loading plate, load block electric rotating machine, connection axle and load block are in a high position；Load block electric rotating machine remains rotation, and load block together rotates under the frictional force effect connecting axle, and detected bearing is carried flitch and is transported to region to be detected；Rotating forward after lifting motor energising, drive loading plate, connect axle, load block, load block electric rotating machine, carry flitch and measured bearing decline, falling head is controlled by the computer of peripheral hardware；When loading plate, load block, load block electric rotating machine and carry flitch decline put in place time, carry flitch to separate with measured bearing, the inner ring of measured bearing contacts with mandrel and compresses motionless, load block contacts with the outer ring of measured bearing and separates with connecting axle, and load block band dynamic bearing under the effect of inertia rotates；Switch motion, after time delay 1.5s, radial transducer and axial sensor start to measure, and record bearing rotates circular runout value and the axial runout value of a week, completes the measurement of bearing rotation precision；Measurement terminates, lifting motor backwards rotation, drive loading plate, connect axle, load block electric rotating machine, carry flitch and measured bearing rising, connect axle band dynamic load block rise and separate with measured bearing, carrying flitch drives measured bearing rise and separate with mandrel, and lifting height is controlled by the computer of peripheral hardware；Entertain support plate, connect axle, load block electric rotating machine and carry flitch rise put in place, lifting motor stops operating, the measured bearing measured is pushed subsequent processing by the hydraulic thrust mechanism of peripheral hardware, shifted onto by next one measured bearing carries on flitch simultaneously, and the running accuracy measurement of a measured bearing terminates；The data transfer of record is to the computer of peripheral hardware, and by comparing with the error range value being set in advance in computer, if beyond range of error, the computer automatic alarm of peripheral hardware, thus detecting substandard product。
Compared with prior art, the disposable measurement completing running accuracy of energy, certainty of measurement is high, measures stable, measures efficiency height, reduces cost of labor for the present invention；Its operation principle is reliable, good stability, simple in construction, controls reliable, and wide accommodation, applied environment is friendly。
Accompanying drawing illustrates:
Fig. 1 is the structural principle schematic diagram of the present invention。
Detailed description of the invention:
Below by specific embodiment and in conjunction with accompanying drawing, the invention will be further described。
Embodiment:
The bearing rotation precision automatic detection device that the present embodiment relates to, its agent structure includes: sliding track holder 1, lifting motor 2, shaft coupling 3, slide rail 4, slide block 5, loading plate 6, connecting rod 7, switch base 8, switch 9, load block electric rotating machine 10, shaft coupling 11, intermediate sleeve 12, connect axle 13, load block 14, carry flitch 15, mandrel 16, axial sensor 17, axial sensor seat 18, mandrel base 19, positive stop strip 20, radial transducer seat 21, radial transducer 22 and base 23；Metallic sliding track holder 1 is be perpendicular to the guide rail structure that base 23 is placed, and is fixed by bolts on base 23 bottom sliding track holder 1, and the one of sliding track holder 1 has vertical sliding groove structure on vertically side；The body of lifting motor 2 is bolted on the upper end of sliding track holder 1, and makes rotating shaft vertically down；Slide rail 4 is screwed fine filaments bumper structure, the upper end of slide rail 4 is connected fixing by shaft coupling 3 with the output shaft of lifting motor 2, the bottom of slide rail 4 by being fixed on the bottom of sliding track holder 1 equipped with the bearing block of bearing, and makes slide rail 4 parallel with the vertical side of sliding track holder 1；Slide block 5 is the metal derby with internal thread hole, the one side of slide block 5 is provided with the rib body of vertical direction, the shape and size of the sliding groove structure on the external form of rib body and size and sliding track holder 1 match, and can relatively slidably, female thread on slide block 5 and the external screw thread on slide rail 4 are meshed, and the rib body of slide block 5 inserts in the sliding groove structure of sliding track holder 1, rotate after lifting motor 2 energising, slide rail 4 is driven to rotate, thus the slide block 5 that actuating sleeve is on slide rail 4 slides up and down along chute；It is bolted between one end and the slide block 5 of metallic loading plate 6 and is fixed together, the other end has shoulder hole, hole is built with bearing, intermediate sleeve 12 is fixed by bolts to above loading plate 6, and make intermediate sleeve 12 coaxial with the shoulder hole of loading plate 6, the rotating shaft of load block electric rotating machine 10 is placed straight down, is joined with bolts between intermediate sleeve 12 and load block electric rotating machine 10；The bottom connecting axle 13 is inverted funnel-shaped structure, the light shaft end of the output shaft of shaft coupling 11 connected load block electric rotating machine 10 and connection axle 13, load block 14 is the metal derby of cylindrical structure, the central axis place of load block 14 is provided with the pore structure matched with the funnel structure being connected axle 13, big mouth edge line distance load block 14 bottom end of funnel-shaped hole structure is 10mm～30mm, the bottom surface of load block 14 has shoulder hole, each section of diameter of shoulder hole is determined according to the external diameter size of the measured bearing of different model, to adapt to the detection of different model bearing, load block 14 is hung on the funnel-shaped structure connecting axle 13 by funnel-shaped hole；Carrying of metal plate structure has circle hole shape structure on flitch 15, the external diameter being sized larger than cylindrical shape mandrel 16 of circular hole, external diameter less than measured bearing, the upper end of connecting rod 7 is bolted on the middle part of loading plate 6, bottom is connected and fixed with carrying flitch 15 by bolt, and the axis carrying circular hole on flitch 15 is coaxial with the centrage of the output shaft of load block electric rotating machine 10 and mandrel 16；Positive stop strip 20 is metal rectangular block, is fixed on by bolt arrangement and carries on flitch 15, in order to limit the position of measured bearing；Mandrel 16 is metallic cylindrical structure, the top diameter of axle is less than the diameter of the centre bore carrying flitch 15, mandrel 16 is bolted on mandrel base 19, mandrel base 19 is bolted on base 23, axial sensor 17 is fixed on axial sensor seat 18, axial sensor seat 18 is bolted on mandrel base 19, and the test lead of axial sensor 17 withstands on the bottom face of measured bearing；Radial transducer 22 is fixed on radial transducer seat 21, and radial transducer seat 21 is bolted on base 23, and the test lead of radial transducer 22 withstands on the outer ring periphery of measured bearing；Switch 9 is conventional inductive switch, and switch 9 is arranged 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 block electric rotating machine 10, axial sensor 17 and radial transducer seat 21 respectively and between the computer of peripheral hardware electrical information be connected, it is achieved the calculating of information and date and process。
The present invention is in original position, and lifting motor 2 does not rotate, and loading plate 6, load block electric rotating machine 10, connection axle 13 and load block 14 are in a high position；Load block electric rotating machine 10 remains rotation, and load block 14 together rotates under the frictional force effect connecting axle 13, and detected bearing is carried flitch 15 and is transported to region to be detected；Rotating forward after lifting motor 2 energising, drive loading plate 6, connect axle 13, load block 14, load block electric rotating machine 10, carry flitch 15 and measured bearing decline, falling head is controlled by the computer of peripheral hardware；When loading plate 6, load block 14, load block electric rotating machine 10 and carry flitch 15 decline put in place time, carry flitch 15 to separate with measured bearing, the inner ring of measured bearing contacts and compresses motionless with mandrel 16, load block 14 contacts with the outer ring of measured bearing and separates with connecting axle 13, and load block 14 band dynamic bearing under the effect of inertia rotates；Switching 9 actions, after time delay 1.5s, radial transducer 22 and axial sensor 17 start to measure, and record bearing rotates circular runout value and the axial runout value of a week, completes the measurement of bearing rotation precision；Measurement terminates, lifting motor 2 backwards rotation, drive loading plate 6, connect axle 13, load block electric rotating machine 10, carry flitch 15 and measured bearing rising, connect axle 13 band dynamic load block 14 rise and separate with measured bearing, carrying flitch 15 drives measured bearing rise and separate with mandrel 16, and lifting height is controlled by the computer of peripheral hardware；Entertain support plate 6, connect axle 13, load block electric rotating machine 10 and carry flitch 15 rise put in place, lifting motor 2 stops operating, the measured bearing measured is pushed subsequent processing by the hydraulic thrust mechanism of peripheral hardware, shifted onto by next one measured bearing carries on flitch 15 simultaneously, and the running accuracy measurement of a measured bearing terminates；The data transfer of record is to the computer of peripheral hardware, and by comparing with the error range value being set in advance in computer, if beyond range of error, the computer automatic alarm of peripheral hardware, thus detecting substandard product。
Claims (1)
1. a bearing rotation precision automatic detection device, it is characterised in that agent structure includes sliding track holder, lifting motor, shaft coupling, slide rail, slide block, loading plate, connecting rod, switch base, switch, load block electric rotating machine, shaft coupling, intermediate sleeve, connection axle, load block, carries flitch, mandrel, axial sensor, axial sensor seat, mandrel base, positive stop strip, radial transducer seat, radial transducer and base；Sliding track holder is be perpendicular to the guide rail structure that base is placed, and is fixed by bolts on base bottom sliding track holder, and the one of sliding track holder has vertical sliding groove structure on vertically side；Vertically down, fuselage is bolted on the upper end of sliding track holder in the rotating shaft of lifting motor；Slide rail is screwed fine filaments bumper structure, the upper end of slide rail is connected fixing by shaft coupling with the output shaft of lifting motor, the bottom of slide rail is fixed on the bottom of sliding track holder by bearing block, and makes slide rail parallel with the vertical side of sliding track holder；Slide block is the metal derby with internal thread hole, the one side of slide block is provided with the rib body of vertical direction, the shape and size of the sliding groove structure on the external form of rib body and size and sliding track holder match, and can relatively slidably, female thread on slide block and the external screw thread on slide rail are meshed, and the rib body of slide block inserts in the sliding groove structure of sliding track holder, rotate after lifting motor energising, drive slide rail rotates, thus the slide block that actuating sleeve is on slide rail slides up and down along chute；It is bolted between one end and the slide block of metallic loading plate and is fixed together, the other end has shoulder hole, hole is built with bearing, intermediate sleeve is fixed by bolts to above loading plate, and make intermediate sleeve coaxial with the shoulder hole of loading plate, the rotating shaft of load block electric rotating machine is placed straight down, is joined with bolts between intermediate sleeve and load block electric rotating machine；The bottom connecting axle is inverted funnel-shaped structure, the light shaft end of the output shaft of shaft coupling connected load block electric rotating machine and connection axle, load block is the metal derby of cylindrical structure, the central axis place of load block is provided with the pore structure matched with the funnel structure being connected axle, the bottom surface of load block has shoulder hole, each section of diameter of shoulder hole is determined according to the external diameter size of the measured bearing of different model, to adapt to the detection of different model bearing, load block is hung on the funnel-shaped structure connecting axle by funnel-shaped hole；Carrying of metal plate structure has circle hole shape structure on flitch, the external diameter being sized larger than cylindrical shape mandrel of circular hole, external diameter less than measured bearing, the upper end of connecting rod is bolted on the middle part of loading plate, bottom is connected and fixed with carrying flitch by bolt, and the axis carrying circular hole on flitch is coaxial with the centrage of the output shaft of load block electric rotating machine and mandrel；Positive stop strip is metal rectangular block, is fixed on by bolt arrangement and carries on flitch, in order to limit the position of measured bearing；Mandrel is metallic cylindrical structure, the top diameter of axle is less than the diameter of the centre bore carrying flitch, mandrel is bolted on mandrel base, mandrel base is bolted on base, axial sensor is fixed on axial sensor seat, axial sensor seat is bolted on mandrel base, and the test lead of axial sensor withstands on the bottom face of measured bearing；Radial transducer is fixed on radial transducer seat, and radial transducer seat is bolted on base, and the test lead of radial transducer withstands on the outer ring periphery of measured bearing；Switch is conventional inductive switch, and switch is arranged 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 respectively and between the computer of peripheral hardware electrical information be connected, it is achieved the calculating of information and date and process。
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 |
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| 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 true CN105698723A (en) | 2016-06-22 |
| CN105698723B 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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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108663011A (en) * | 2018-05-16 | 2018-10-16 | 广州隆控机电设备有限公司 | A kind of bearing fitting plane jitter detection apparatus |
| 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 |
| 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 |
| 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 |
| CN110345832A (en) * | 2019-08-09 | 2019-10-18 | 上海先惠自动化技术股份有限公司 | A kind of high-precision end jump detection device |
| CN116399513A (en) * | 2023-06-02 | 2023-07-07 | 临清市万达轴承有限公司 | Bearing multidirectional dynamic balance detection system |
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| CN204944838U (en) * | 2015-06-26 | 2016-01-06 | 无锡智众科技有限公司 | Bearing dirigibility testing agency |
| CN105823636A (en) * | 2016-05-20 | 2016-08-03 | 江苏南方轴承股份有限公司 | Bearing rotation flexibility detection device |
| CN205482867U (en) * | 2016-04-13 | 2016-08-17 | 青岛泰德汽车轴承股份有限公司 | Bearing rotating precision automatic checkout device |
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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 |
| CN1587890A (en) * | 2004-07-09 | 2005-03-02 | 胡先根 | Dust-proof slot caliber detector for full automatic bearing |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108663011A (en) * | 2018-05-16 | 2018-10-16 | 广州隆控机电设备有限公司 | A kind of bearing fitting plane jitter detection apparatus |
| 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 |
| 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 |
| 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 |
| CN110345832A (en) * | 2019-08-09 | 2019-10-18 | 上海先惠自动化技术股份有限公司 | A kind of high-precision end jump 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 |
| CN116399513A (en) * | 2023-06-02 | 2023-07-07 | 临清市万达轴承有限公司 | Bearing multidirectional dynamic balance detection system |
| 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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|---|---|
| CN105698723B (en) | 2018-08-17 |
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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 |
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