CN204240972U - The positive clearance detector of bearing - Google Patents
The positive clearance detector of bearing Download PDFInfo
- Publication number
- CN204240972U CN204240972U CN201420743371.4U CN201420743371U CN204240972U CN 204240972 U CN204240972 U CN 204240972U CN 201420743371 U CN201420743371 U CN 201420743371U CN 204240972 U CN204240972 U CN 204240972U
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- pressurized cylinder
- cylinder structure
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- driving device
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Abstract
The utility model discloses the positive clearance detector of a kind of bearing, worktable is formed the bearing locating platform of annular, handling system can by bearing at streamline, carry out carrying and putting between bearing locating platform and three, unacceptable product rewinding storehouse station, on, lower carriage is individually fixed in the upper and lower both sides of worktable, longitudinal lifting drive can drive outer ring locating ring decline bearing outer ring, upper pressurized cylinder structure is fixedly connected with outer ring locating ring, the piston-rod lower end of upper pressurized cylinder structure is fixedly connected with upper inner ring platen, upper inner ring platen can compress bearing inner race upper surface, the piston rod upper end of lower pressurized cylinder structure is fixedly connected with lower inner ring platen, lower inner ring platen can compress bearing inner race lower surface, measuring pen can be messaging in control system to the continuous value of piston rod upper surface height of upper pressurized cylinder structure, the utility model measurement result is accurate, automaticity is high, improve production and detection efficiency, reduce cost of labor.
Description
Technical field
The utility model relates to a kind of welding gear of loose heat-fusion piece, particularly the positive clearance detector of a kind of bearing.
Background technology
If there is remarkable sedimentation in the excessive axis of bearing that will cause of end-play that bearing is being use procedure inner ring and outer ring, in use cause vibration much, produce a large amount of noise, low to bearing accuracy during bearing rotary, easy appearance wearing and tearing and fatigue, load-bearing capacity can be greatly affected, therefore need to detect at the end-play that dispatches from the factory, end-play detection method common is at present one-sided detection method, as bearing inner race is fixed, outer ring applies the gap between ball and inner ring in a top-down external force load elimination bearing, then the distance measuring bearing outer ring movement draws bearing axial play, this kind of method only eliminate inner ring and one, ball to gap, measurement result can be caused inaccurate.
Utility model content
In order to overcome above-mentioned defect, the utility model provides the positive clearance detector of a kind of bearing, and the positive clearance detector of this bearing accurately can detect the end-play of bearing, and measuring speed is fast, and automaticity is high.
The utility model in order to the technical scheme solving its technical matters and adopt is: the positive clearance detector of a kind of bearing, comprise worktable, upper bracket, lower carriage, handling system, longitudinal lifting drive, outer ring locating ring, upper inner ring platen, lower inner ring platen, upper pressurized cylinder structure, lower pressurized cylinder structure, first, two solenoid valves, measuring pen and control system, described worktable is formed the bearing locating platform of annular, handling system can by bearing at streamline, carry out carrying and putting between bearing locating platform and three, unacceptable product rewinding storehouse station, on, lower carriage is fixed positioned in the upper and lower both sides of worktable respectively, the stiff end of longitudinal lifting drive is fixed on upper bracket, the tache motorice of longitudinal lifting drive can drive outer ring locating ring to decline and compress the bearing outer ring on bearing locating platform, upper pressurized cylinder structure is fixedly connected with outer ring locating ring, the piston-rod lower end of upper pressurized cylinder structure is fixedly connected with upper inner ring platen, first solenoid valve can control gas circuit to upper pressurized cylinder structure air feed drive the piston rod of upper pressurized cylinder structure and on upper inner ring platen decline and compress bearing inner race upper surface, lower pressurized cylinder structure is fixed on lower carriage, the piston rod upper end of lower pressurized cylinder structure is fixedly connected with lower inner ring platen, second solenoid valve can control gas circuit to lower pressurized cylinder structure air feed drive the piston rod of lower pressurized cylinder structure and on lower inner ring platen rise and compress bearing inner race lower surface, measuring pen can be messaging in control system to the continuous value of piston rod upper surface height of upper pressurized cylinder structure, control system controls longitudinal lifting drive, first, two solenoid valves and measuring pen action.
As further improvement of the utility model, also be provided with rotating driving device and lower rotating driving device, upper rotating driving device can drive the piston rod of pressurized cylinder structure to rotate, lower rotating driving device can drive the piston rod of lower pressurized cylinder structure to rotate, and control system controls upper rotating driving device and lower rotating driving device action.
As further improvement of the utility model, upper and lower rotating driving device is motor, and motor carries out transmission by belt gear to upper and lower pressurized cylinder structurally live stopper rod.
As further improvement of the utility model, described upper bracket is provided with an axis of guide bearing sleeve, the tache motorice of longitudinal lifting drive is fixed with the lifting axis of guide, this lifting axis of guide slides and is inserted in axis of guide bearing sleeve, lifting axis of guide lower end is fixedly connected with upper pressurized cylinder structure, and outer ring locating ring is fixed on the cylinder body lower end of pressurized cylinder structure.
As further improvement of the utility model, also be provided with an automatic alignment device, comprise the sleeve pipe be fixed on lower carriage, can rotate be inserted in sleeve pipe to positive axis, be sheathed on the elastic body on positive axis and the ejector pin be inserted in positive axis upper end can be rotated, described ejector pin upper end is tight against the piston-rod lower end face of lower pressurized cylinder structure, positive axis is presented to the T-shaped structure of holding external diameter to be greater than lower end external diameter, elastic body two ends are tight against step surface and its lower end madial wall of this T-shaped structure respectively.
As further improvement of the utility model, described ejector pin upper surface is spherical arc.
As further improvement of the utility model, described handling system comprises fork material drive unit, cross sliding driving device and material fork, described cross sliding driving device is fixed on worktable, cross sliding driving device can drive material fork drive unit rectilinear motion in the horizontal plane, fork material drive unit can drive material fork to pitch the vertical direction rectilinear motion of drive unit moving direction along with material in the horizontal plane, and described streamline is connected with worktable head bearing locating platform horizontal alignment.
As further improvement of the utility model, also be provided with unacceptable product material collecting device, comprise rewinding support, rewinding cylinder, unacceptable product pallet, discharge cylinder and unacceptable product feed bin, described rewinding support is fixed on below worktable, the cylinder body of rewinding cylinder is fixed on rewinding support, piston rod and the unacceptable product pallet lower end of rewinding cylinder are connected, unacceptable product pallet upper end can be connected with worktable head bearing locating platform horizontal alignment, unacceptable product feed bin is formed with the inclined ramp of one end higher than the other end, be able to align with unacceptable product push-plate upper surface and be connected in this inclined ramp upper end, discharge cylinder is fixed on rewinding support, bearing on unacceptable product push-plate can be released in unacceptable product feed bin inclined ramp by the piston rod of discharge cylinder.
The beneficial effects of the utility model are: the utility model is by after bearing outer ring stationary positioned, by upper, lower inner ring platen is respectively on bearing inner race, lower two ends apply pressure and eliminate on inner ring and ball and bearing outer ring respectively, the gap of leave from office terrace, then measurement clearance numerical value is finally averaged and is calculated respectively, measurement result is accurate, avoid measuring error, guarantee that bearing uses stable, noise is low, life-span is long, this equipment full-automation carries out measurement and automatic distinguishing process unacceptable product, automaticity is high, meet the Production requirement of bearing high speed detection, improve production and detection efficiency, reduce cost of labor.
Accompanying drawing explanation
Fig. 1 is front view of the present utility model;
Fig. 2 is left view of the present utility model;
Fig. 3 be in Fig. 2 A-A to cut-open view.
Embodiment
Embodiment: the positive clearance detector of a kind of bearing, comprises worktable 1, upper bracket 2, lower carriage 3, handling system, longitudinal lifting drive 4, outer ring locating ring 5, upper inner ring platen 6, lower inner ring platen 7, upper pressurized cylinder structure 8, lower pressurized cylinder structure 9, first, two solenoid valves 10, 11, measuring pen 12 and control system, described worktable 1 is formed the bearing locating platform 13 of annular, handling system can by bearing at streamline, carry out carrying and putting between bearing locating platform 13 and three, unacceptable product rewinding storehouse station, on, lower carriage 3 is fixed positioned in worktable about 1 both sides respectively, the stiff end of longitudinal lifting drive 4 is fixed on upper bracket 2, the tache motorice of longitudinal lifting drive 4 can drive outer ring locating ring 5 to decline and compress the bearing outer ring 14 on bearing locating platform 13, upper pressurized cylinder structure 8 is fixedly connected with outer ring locating ring 5, the piston-rod lower end of upper pressurized cylinder structure 8 is fixedly connected with upper inner ring platen 6, first solenoid valve 10 can control gas circuit to upper pressurized cylinder structure 8 air feed drive the piston rod of upper pressurized cylinder structure 8 and on upper inner ring platen 6 decline and compress bearing inner race 15 upper surface, lower pressurized cylinder structure 9 is fixed on lower carriage 3, the piston rod upper end of lower pressurized cylinder structure 9 is fixedly connected with lower inner ring platen 7, second solenoid valve 10 can control gas circuit to lower pressurized cylinder structure 9 air feed drive the piston rod of lower pressurized cylinder structure 9 and on lower inner ring platen 7 rise and compress bearing inner race 15 lower surface, measuring pen 12 can be messaging in control system to the continuous value of piston rod upper surface height of upper pressurized cylinder structure 8, control system controls longitudinal lifting drive 4, first, two solenoid valves 10, 11 and measuring pen 12 action.
Work flow is as follows:
1. work starts, and bearing to be detected is transported to bearing locating platform 13 from streamline and detects by handling system, and then handling system exits and detects station wait;
2. the outer ring that longitudinal lifting drive 4 drives outer ring locating ring 5 decline to treat detection bearing positions and compresses, and now goes up inner ring platen 6 lower surface and outer ring locating ring 5 lower surface position consistency;
3. the first solenoid valve 10 is connected, and drives the piston rod of upper pressurized cylinder structure 8 to decline, and then makes the inner ring applied thrust of inner ring platen 6 pairs of bearings, bearing outer ring 14, bearing inner race 15 and steel ball 16 are close to, play in elimination to upper pressurized cylinder structure 8 air feed;
4. measuring pen 12 reads the piston rod upper surface height number of upper pressurized cylinder structure 8, and is stored in control system in order to calculating;
5. the first solenoid valve 10 disconnects, the piston rod release of upper pressurized cylinder structure 8, upper inner ring platen 6 returns to the initial position corresponding with bearing outer ring 14, second solenoid valve 10 is connected, lower pressurized cylinder structure 9 air feed is driven on the piston rod of upper pressurized cylinder structure 8 and push up, by lower inner ring platen 7 pairs of bearing inner race 15 lower end applied thrusts, bearing outer ring 14, bearing inner race 15 and steel ball 16 are close to, eliminate lower play;
6. measuring pen 12 reads the piston rod upper surface height number of pressurized cylinder structure 8 again, and is stored in control system in order to calculating;
7. control system subtracts each other to obtain a difference to value during upper and lower pressurization, is positive play value, by this value compared with equipment preset range value, judges that whether this workpiece is qualified;
8. handling system again action make certified products flow into next procedure, unacceptable product is carried to defective station.
This device structure is simple, applies pressure by air pressure, and exerting pressure to calculate by upper and lower twice obtains positive play value accurately, and automatically processing certified products and unacceptable product, it detects and treatment product automatically, achieves intelligence, detects at a high speed, accurately, save artificial, improve detection efficiency.
Also be provided with rotating driving device 17 and lower rotating driving device 18, upper rotating driving device 17 can drive the piston rod of pressurized cylinder structure 8 to rotate, lower rotating driving device 18 can drive the piston rod of lower pressurized cylinder structure 9 to rotate, control system controls upper rotating driving device 17 and the action of lower rotating driving device 18, by upper, on lower rotating driving device 18 drives respectively, the piston rod of lower pressurized cylinder structure 9 drives, lower inner ring platen 7 rotates, simultaneously measuring pen 12 value average computation continuously, exact numerical can be obtained, reduce metrical error, guarantee that testing result is accurate.
Described upper and lower rotating driving device 18 is motor, and motor carries out transmission by belt gear to upper and lower pressurized cylinder structure 9 piston rod.
Described upper bracket 2 is provided with an axis of guide bearing sleeve 19, the tache motorice of longitudinal lifting drive 4 is fixed with the lifting axis of guide 20, this lifting axis of guide 20 slides and is inserted in axis of guide bearing sleeve 19, the lifting axis of guide 20 lower end is fixedly connected with upper pressurized cylinder structure 8, outer ring locating ring 5 is fixed on the cylinder body lower end of pressurized cylinder structure 8, guarantee that outer ring locating ring 5 and upper inner ring platen 6 straight line decline by guiding mechanism, avoid occurring position deviation.
Also be provided with an automatic alignment device, comprise the sleeve pipe 21 be fixed on lower carriage 3, can rotate be inserted in sleeve pipe 21 to positive axis 22, be sheathed on the elastic body 23 on positive axis 22 and the ejector pin 24 be inserted in positive axis 22 upper end can be rotated, described ejector pin 24 upper end is tight against the piston-rod lower end face of lower pressurized cylinder structure 9, positive axis 22 is greater than to the T-shaped structure of lower end external diameter in upper end external diameter, elastic body 23 two ends are tight against step surface and the sleeve pipe 21 lower end inside wall of this T-shaped structure respectively, automatic alignment device elasticity can push against the piston-rod lower end face of lower pressurized cylinder structure 9, make the upper surface of lower inner ring platen 7 concordant with test desk, when carrying, bearing can not produce and block, and when upper pressurization, quick playback after realizing pressurizing piston bar to shrink back.
Described ejector pin 24 upper surface is spherical arc.
Described handling system comprises fork material drive unit 25, cross sliding driving device 26 and material fork 27, described cross sliding driving device 26 is fixed on worktable 1, cross sliding driving device 26 can drive material fork 27 drive unit rectilinear motion in the horizontal plane, fork material drive unit 25 can drive material fork 27 in the horizontal plane along the direction rectilinear motion vertical with material fork 27 drive unit moving direction, described streamline is connected with worktable 1 head bearing locating platform 13 horizontal alignment, fork material drive unit 25 advances, bearing to be measured is pitched by material fork 27, then cross sliding driving device 26 is traversing, workpiece handling is measured to bearing locating platform 13, this structure is simple, convenient operation, mechanical arm gripping mode can certainly be adopted to carry bearing, this is the equivalent constructions that those skilled in the art are easy to according to this patent expect.
Also be provided with unacceptable product material collecting device, comprise rewinding support 28, rewinding cylinder 29, unacceptable product pallet 30, discharge cylinder 31 and unacceptable product feed bin 32, described rewinding support 28 is fixed on below worktable 1, the cylinder body of rewinding cylinder 29 is fixed on rewinding support 28, piston rod and unacceptable product pallet 30 lower end of rewinding cylinder 29 are connected, unacceptable product pallet 30 upper end can be connected with worktable 1 head bearing locating platform 13 horizontal alignment, unacceptable product feed bin 32 is formed with the inclined ramp of one end higher than the other end, be able to align with unacceptable product push-plate upper surface and be connected in this inclined ramp upper end, discharge cylinder 31 is fixed on rewinding support 28, bearing on unacceptable product push-plate can be released in unacceptable product feed bin 32 inclined ramp by the piston rod of discharge cylinder 31, when detecting that workpiece is unacceptable product, control system controls handling system by workpiece handling on unacceptable product pallet 30, then rewinding cylinder 29 is ventilated and workpiece is dropped to the inclined ramp upper end position of unacceptable product feed bin 32 by unacceptable product pallet 30, then push away before discharge cylinder 31 in slideway unacceptable product being pushed out to unacceptable product feed bin 32, unacceptable product slides along slideway and carries out rewinding, its structure is simple, can fast automatic rewinding.
Claims (8)
1. the positive clearance detector of bearing, it is characterized in that: comprise worktable (1), upper bracket (2), lower carriage (3), handling system, longitudinal lifting drive (4), outer ring locating ring (5), upper inner ring platen (6), lower inner ring platen (7), upper pressurized cylinder structure (8), lower pressurized cylinder structure (9), first, two solenoid valves (10, 11), measuring pen (12) and control system, described worktable is formed the bearing locating platform (13) of annular, handling system can by bearing at streamline, carry out carrying and putting between bearing locating platform and three, unacceptable product rewinding storehouse station, on, lower carriage is fixed positioned in the upper and lower both sides of worktable respectively, the stiff end of longitudinal lifting drive is fixed on upper bracket, the tache motorice of longitudinal lifting drive can drive outer ring locating ring to decline and compress the bearing outer ring (14) on bearing locating platform, upper pressurized cylinder structure is fixedly connected with outer ring locating ring, the piston-rod lower end of upper pressurized cylinder structure is fixedly connected with upper inner ring platen, first solenoid valve can control gas circuit to upper pressurized cylinder structure air feed drive the piston rod of upper pressurized cylinder structure and on upper inner ring platen decline and compress bearing inner race (15) upper surface, lower pressurized cylinder structure is fixed on lower carriage, the piston rod upper end of lower pressurized cylinder structure is fixedly connected with lower inner ring platen, second solenoid valve can control gas circuit to lower pressurized cylinder structure air feed drive the piston rod of lower pressurized cylinder structure and on lower inner ring platen rise and compress bearing inner race lower surface, measuring pen can be messaging in control system to the continuous value of piston rod upper surface height of upper pressurized cylinder structure, control system controls longitudinal lifting drive, first, two solenoid valves and measuring pen action.
2. the positive clearance detector of bearing according to claim 1, it is characterized in that: be also provided with rotating driving device (17) and lower rotating driving device (18), upper rotating driving device can drive the piston rod of pressurized cylinder structure to rotate, lower rotating driving device can drive the piston rod of lower pressurized cylinder structure to rotate, and control system controls upper rotating driving device and lower rotating driving device action.
3. the positive clearance detector of bearing according to claim 2, is characterized in that: upper and lower rotating driving device is motor, and motor carries out transmission by belt gear to upper and lower pressurized cylinder structurally live stopper rod.
4. the positive clearance detector of bearing according to claim 1, it is characterized in that: described upper bracket is provided with an axis of guide bearing sleeve (19), the tache motorice of longitudinal lifting drive is fixed with the lifting axis of guide (20), this lifting axis of guide slides and is inserted in axis of guide bearing sleeve, lifting axis of guide lower end is fixedly connected with upper pressurized cylinder structure, and outer ring locating ring is fixed on the cylinder body lower end of pressurized cylinder structure.
5. the positive clearance detector of bearing according to claim 1, it is characterized in that: be also provided with an automatic alignment device, comprise the sleeve pipe (21) be fixed on lower carriage, can rotate be inserted in sleeve pipe to positive axis (22), be sheathed on the elastic body (23) on positive axis and the ejector pin (24) be inserted in positive axis upper end can be rotated, described ejector pin upper end is tight against the piston-rod lower end face of lower pressurized cylinder structure, positive axis is presented to the T-shaped structure of holding external diameter to be greater than lower end external diameter, elastic body two ends are tight against step surface and its lower end madial wall of this T-shaped structure respectively.
6. the positive clearance detector of bearing according to claim 5, is characterized in that: described ejector pin upper surface is spherical arc.
7. the positive clearance detector of bearing according to claim 1, it is characterized in that: described handling system comprises fork material drive unit (25), cross sliding driving device (26) and material fork (27), described cross sliding driving device is fixed on worktable, cross sliding driving device can drive material fork drive unit rectilinear motion in the horizontal plane, fork material drive unit can drive material fork to pitch the vertical direction rectilinear motion of drive unit moving direction along with material in the horizontal plane, and described streamline is connected with worktable head bearing locating platform horizontal alignment.
8. the positive clearance detector of bearing according to claim 7, it is characterized in that: be also provided with unacceptable product material collecting device, comprise rewinding support (28), rewinding cylinder (29), unacceptable product pallet (30), discharge cylinder (31) and unacceptable product feed bin (32), described rewinding support is fixed on below worktable, the cylinder body of rewinding cylinder is fixed on rewinding support, piston rod and the unacceptable product pallet lower end of rewinding cylinder are connected, unacceptable product pallet upper end can be connected with worktable head bearing locating platform horizontal alignment, unacceptable product feed bin is formed with the inclined ramp of one end higher than the other end, be able to align with unacceptable product push-plate upper surface and be connected in this inclined ramp upper end, discharge cylinder is fixed on rewinding support, bearing on unacceptable product push-plate can be released in unacceptable product feed bin inclined ramp by the piston rod of discharge cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420743371.4U CN204240972U (en) | 2014-12-01 | 2014-12-01 | The positive clearance detector of bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420743371.4U CN204240972U (en) | 2014-12-01 | 2014-12-01 | The positive clearance detector of bearing |
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| Publication Number | Publication Date |
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| CN204240972U true CN204240972U (en) | 2015-04-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420743371.4U Withdrawn - After Issue CN204240972U (en) | 2014-12-01 | 2014-12-01 | The positive clearance detector of bearing |
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| CN (1) | CN204240972U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105157645A (en) * | 2015-08-26 | 2015-12-16 | 无锡双益精密机械有限公司 | Measurement device for measuring outer ring of hub bearing |
| CN105521952A (en) * | 2015-12-30 | 2016-04-27 | 瓦房店轴承集团有限责任公司 | Automatic detection machine for biserial tapered roller bearing outer ring raceway diameters |
| CN105716562A (en) * | 2014-12-01 | 2016-06-29 | 昆山康斯特精密机械有限公司 | Device for detecting positive clearance of bearing |
| CN106763240A (en) * | 2016-12-15 | 2017-05-31 | 宁波慈兴轴承有限公司 | Bearing axial play matching machine |
| CN106931925A (en) * | 2017-04-27 | 2017-07-07 | 嘉兴晟友机械科技有限公司 | A kind of length of axle and the testing equipment of hole size |
| CN108303011A (en) * | 2018-03-20 | 2018-07-20 | 宁波恒帅微电机有限公司 | Axial clearance of motor detects automatically and corrective |
| CN108405359A (en) * | 2018-02-08 | 2018-08-17 | 无锡诚石轴承有限公司 | Deep groove ball bearing radial internal clearance automatic tester |
| CN109238102A (en) * | 2018-09-28 | 2019-01-18 | 无锡双益精密机械有限公司 | End-play detection device for aligning component |
| CN112798269A (en) * | 2021-01-28 | 2021-05-14 | 宁波均创智能科技有限公司 | Flywheel body clearance assembly detection device and detection method |
-
2014
- 2014-12-01 CN CN201420743371.4U patent/CN204240972U/en not_active Withdrawn - After Issue
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105716562A (en) * | 2014-12-01 | 2016-06-29 | 昆山康斯特精密机械有限公司 | Device for detecting positive clearance of bearing |
| CN105716562B (en) * | 2014-12-01 | 2018-07-27 | 昆山康斯特精密机械有限公司 | The positive clearance detector of bearing |
| CN105157645A (en) * | 2015-08-26 | 2015-12-16 | 无锡双益精密机械有限公司 | Measurement device for measuring outer ring of hub bearing |
| CN105521952A (en) * | 2015-12-30 | 2016-04-27 | 瓦房店轴承集团有限责任公司 | Automatic detection machine for biserial tapered roller bearing outer ring raceway diameters |
| CN105521952B (en) * | 2015-12-30 | 2018-05-04 | 瓦房店轴承集团有限责任公司 | Double-row tapered roller bearing outer ring raceway diameter automatic detecting machine |
| CN106763240A (en) * | 2016-12-15 | 2017-05-31 | 宁波慈兴轴承有限公司 | Bearing axial play matching machine |
| CN106931925A (en) * | 2017-04-27 | 2017-07-07 | 嘉兴晟友机械科技有限公司 | A kind of length of axle and the testing equipment of hole size |
| CN108405359B (en) * | 2018-02-08 | 2023-09-26 | 无锡诚石轴承有限公司 | Automatic detector for radial clearance of deep groove ball bearing |
| CN108405359A (en) * | 2018-02-08 | 2018-08-17 | 无锡诚石轴承有限公司 | Deep groove ball bearing radial internal clearance automatic tester |
| CN108303011A (en) * | 2018-03-20 | 2018-07-20 | 宁波恒帅微电机有限公司 | Axial clearance of motor detects automatically and corrective |
| CN108303011B (en) * | 2018-03-20 | 2023-11-14 | 宁波恒帅股份有限公司 | Automatic detection and correction equipment for motor axial clearance |
| CN109238102A (en) * | 2018-09-28 | 2019-01-18 | 无锡双益精密机械有限公司 | End-play detection device for aligning component |
| CN112798269A (en) * | 2021-01-28 | 2021-05-14 | 宁波均创智能科技有限公司 | Flywheel body clearance assembly detection device and detection method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150401 Effective date of abandoning: 20180727 |
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| AV01 | Patent right actively abandoned |