CN203572627U - Vibration device used for determining faults of antifriction bearing - Google Patents
Vibration device used for determining faults of antifriction bearing Download PDFInfo
- Publication number
- CN203572627U CN203572627U CN201320777924.3U CN201320777924U CN203572627U CN 203572627 U CN203572627 U CN 203572627U CN 201320777924 U CN201320777924 U CN 201320777924U CN 203572627 U CN203572627 U CN 203572627U
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- bearing
- adjusting sleeve
- outer shroud
- interior ring
- measured
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Abstract
The utility model discloses a vibration device used for determining faults of an antifriction bearing, and relates to the test field of antifriction bearing faults. When a present vibration device is used for determining faults of an antifriction bearing, different main shafts of the present vibration device are needed to be replaced according to bearings of different models, so the assembly is complex when the present vibration device is used for determining the faults of the antifriction bearing, operation is not easy, and a rapid vibration test on the antifriction bearing running on site cannot be achieved, and the vibration device used for determining the faults of the antifriction bearing is used for solving the above problems. Two ends of a main shaft are respectively mounted on an accompanying bearing and an installation assembly of a bearing to be measured, the installation assembly of the bearing to be measured is used for assembling the bearing to be measured to the main shaft, and a loading assembly is used for applying a load to the bearing to be measured; and a spindle sleeve firmly sleeves on the middle portion of the main shaft, an extension portion at the peripheral surface of the lower portion of the spindle sleeve is a loading rod, the lower end surface of the loading rod can contact the peripheral surface of a corresponding position of an eccentric sheave, and an output shaft of a speed regulation motor drives the eccentric sheave to rotate. The vibration device can be used for determining faults of an antifriction bearing.
Description
Technical field
The utility model relates to the vibrating device for rolling bearing fault judgement, relates to rolling bearing fault field tests.
Background technology
Rolling bearing is the critical piece of numerous rotating machineries, and in order to ensure mechanically operated safety and stability, rolling bearing fault judgement is necessary.In prior art, great majority are measured bear vibration and corresponding proving installation are provided in the mode of not disintegrating.Because different model bearing has different internal-and external diameters, when carrying out bear vibration test, need different axle and overcoat, causing while judging rolling bearing fault adopts vibrating device too complicated, and be not easy operation assembling, cannot realize rolling bearing is carried out to fast vibration test under service condition at the scene.
Utility model content
When the present invention utilizes existing vibrating device to judge rolling bearing fault in order to solve, for different model bearing, need to change different main shafts, cause assembling process complexity while judging rolling bearing fault, be not easy operation, cannot realize the problem that rolling bearing is carried out to fast vibration test under service condition at the scene; And then provide a kind of vibrating device for rolling bearing fault judgement.
The present invention solves the problems of the technologies described above the technical scheme of taking to be:
A kind of vibrating device for rolling bearing fault judgement, described vibrating device comprises main shaft, accompany examination bearing, load assembly, bearing installation assembly to be measured, with motor and the shaft coupling of wheel box, load assembly and comprise axle sleeve, load bar, eccentric wheel and buncher; The two ends of main shaft are arranged on respectively accompanies on examination bearing and bearing installation assembly to be measured, bearing installation assembly to be measured for by bearing assemble to be measured at main shaft, load assembly for test bearing is implemented to load; On main shaft, be provided with and accompany one end of examination bearing to be connected with the motor with wheel box by shaft coupling device, axle sleeve fixing sleeve is contained in the middle part of main shaft, the extension that axle sleeve bottom side face has is load bar, the lower surface of load bar can contact with the side face of eccentric wheel corresponding site, and the output shaft of buncher drives eccentric wheel to rotate.
The invention has the beneficial effects as follows:
The vibrating device for rolling bearing fault judgement that the utility model provides is when the rolling bearing of use test different size model, owing to being provided with bearing installation assembly to be measured, change or during the rolling bearing of assembling different size model without changing main shaft, save time, convenient and swift, greatly increase work efficiency.The vibrating device for rolling bearing fault judgement that the utility model provides can be simulated and be produced actual different operating modes (friction speed, different loads), and the fault of the rolling bearing to Multiple Type is tested, thereby can play the effect of a tractor serves several purposes.Owing to can carry out bearing fault test under the condition that approaches very much on-the-spot actual condition, significantly reduce the cost of rolling bearing fault mechanism research.The utility model is for the fault judgement of rolling bearing.
Accompanying drawing explanation
Fig. 1 is one-piece construction wiring layout of the present utility model, Fig. 2 is the left view of the loading assembly 3 in Fig. 1, Fig. 3 is the concrete structure enlarged drawing of the bearing installation assembly 4 to be measured in Fig. 1, and Fig. 4 is the concrete structure enlarged drawing of the bearing installation assembly 4 to be measured in another width Fig. 1.
Embodiment
Embodiment one: as shown in Figures 1 to 3, the vibrating device for rolling bearing fault judgement described in present embodiment comprises main shaft 1, accompanies examination bearing 2, loads assembly 3, bearing installation assembly 4 to be measured, with motor 5 and the shaft coupling 6 of wheel box, load assembly 3 and comprise axle sleeve 3-1, load bar 3-2, eccentric wheel 3-3 and buncher 3-4; The two ends of main shaft 1 are arranged on respectively accompanies on examination bearing 2 and bearing installation assembly 4 to be measured, and bearing installation assembly 4 to be measured, for bearing 7 to be measured is assemblied in to main shaft 1, loads assembly 3 for test bearing is implemented to load; On main shaft 1, be provided with and accompany one end of examination bearing 2 to be connected with the motor 5 with wheel box by shaft coupling device 6, axle sleeve 3-1 fixing sleeve is contained in the middle part of main shaft 1, the extension that axle sleeve 3-1 bottom side face has is load bar 3-2, the lower surface of load bar 3-2 can contact with the side face of eccentric wheel 3-3 corresponding site, and the output shaft of buncher 3-4 drives eccentric wheel 3-3 to rotate.
Embodiment two: as shown in Figures 1 to 3, described in present embodiment, bearing installation assembly 4 to be measured comprises interior ring adjusting sleeve 4-1, interior ring door 4-2, outer shroud adjusting sleeve 4-3 and outer shroud door 4-4, interior ring adjusting sleeve 4-1 is arranged on main shaft 1, it is upper that the inner ring of bearing 7 to be measured is sleeved on interior ring adjusting sleeve 4-1, and outer shroud adjusting sleeve 4-3 is sleeved on the outer ring of bearing to be measured; One end of interior ring adjusting sleeve 4-1 is provided with interior ring adjusting sleeve shoulder block 4-1-1, the respective ends end face of bearing 7 inner rings to be measured leans on interior ring adjusting sleeve shoulder block 4-1-1, one end of outer shroud adjusting sleeve 4-3 is provided with outer shroud adjusting sleeve shoulder block 4-3-1, and the respective ends end face of bearing to be measured 7 outer rings leans on outer shroud adjusting sleeve shoulder block 4-3-1; Interior ring adjusting sleeve shoulder block 4-1-1 and outer shroud adjusting sleeve shoulder block 4-3-1 are positioned at the two ends of bearing 7 to be measured; Interior ring door 4-2 is arranged on the other end of interior ring adjusting sleeve 4-1, and the interior ring door outer 4-2-1 having on interior ring door 4-2 is connected with outer shroud adjusting sleeve shoulder block 4-3-1; Outer shroud door 4-4 is arranged on the other end of outer shroud adjusting sleeve 4-3, and the outer shroud door outer 4-4-1 having on outer shroud door 4-4 is connected with the other end of outer shroud adjusting sleeve 4-3.Present embodiment limits bearing installation assembly to be measured and is convenient to assembling fast and changes, and makes rolling bearing to be measured in being sealed in inner chamber of being formed by interior ring adjusting sleeve 4-1, interior ring door 4-2, outer shroud adjusting sleeve 4-3 and outer shroud door 4-4.Can also guarantee the accuracy of test result.Other composition and annexation are identical with embodiment one.
Embodiment three: as shown in Figure 4, described in present embodiment, vibrating device also comprises interior ring fine setting sleeve 4-5 and outer shroud fine setting sleeve 4-6, interior ring fine setting sleeve 4-5 is sleeved on interior ring adjusting sleeve 4-1, outer shroud fine setting sleeve 4-6 is sleeved on outer shroud adjusting sleeve 4-3, the thickness of interior ring fine setting sleeve 4-5 is 1/10th of interior ring adjusting sleeve 4-1 thickness, and the thickness of outer shroud fine setting sleeve 4-6 is 1/10th of outer shroud adjusting sleeve 4-3 thickness.So arrange, applicable to the rolling bearing test of all size size, improve range of application of the present utility model.Other composition and annexation are identical with embodiment one or two.
Principle of work
Start buncher 3-4, the output shaft of buncher 3-4 drives eccentric wheel 3-3 to rotate, under the drive of eccentric wheel 3-3, load bar 3-2 makes main shaft 1 produce vibration (main shaft 1 produces upper and lower trace skew) with certain frequency, by main shaft 1, bearing 7 to be measured is implemented to load.Can also main shaft 1 with certain rotational speed under, the bearing to be measured 7 on main shaft 1 is implemented to load.
Change adjusting sleeve and the door of one group of different size, just can test different size and dissimilar rolling bearing.For example internal diameter is greater than 80mm, and external diameter is less than 200mm, and width is less than the rolling bearing of 60mm.
Above embodiment is described preferred implementation of the present utility model; not scope of the present utility model is limited; do not departing under the prerequisite of the utility model design spirit; various distortion and improvement that the common engineering technical personnel in this area make the technical solution of the utility model, all should fall into the definite protection domain of claims of the present utility model.
Claims (3)
1. the vibrating device for rolling bearing fault judgement, it is characterized in that: described vibrating device comprises main shaft (1), accompany examination bearing (2), load assembly (3), bearing installation assembly to be measured (4), motor (5) and shaft coupling (6) with wheel box, and loading assembly (3) comprises axle sleeve (3-1), load bar (3-2), eccentric wheel (3-3) and buncher (3-4); The two ends of main shaft (1) are arranged on respectively accompanies examination bearing (2) and bearing installation assembly to be measured (4) above, and bearing installation assembly to be measured (4), for bearing to be measured (7) is assemblied in to main shaft (1), loads assembly (3) for test bearing is implemented to load; On main shaft (1), be provided with and accompany one end of examination bearing (2) to be connected with the motor (5) with wheel box by shaft coupling device (6), axle sleeve (3-1) fixing sleeve is contained in the middle part of main shaft (1), the extension that axle sleeve (3-1) bottom side face has is load bar (3-2), the lower surface of load bar (3-2) can contact with the side face of eccentric wheel (3-3) corresponding site, and the output shaft of buncher (3-4) drives eccentric wheel (3-3) to rotate.
2. a kind of vibrating device for rolling bearing fault judgement according to claim 1, it is characterized in that: described bearing installation assembly to be measured (4) comprises interior ring adjusting sleeve (4-1), interior ring door (4-2), outer shroud adjusting sleeve (4-3) and outer shroud door (4-4), interior ring adjusting sleeve (4-1) is arranged on main shaft (1), it is upper that the inner ring of bearing to be measured (7) is sleeved on interior ring adjusting sleeve (4-1), and outer shroud adjusting sleeve (4-3) is sleeved on the outer ring of bearing to be measured; One end of interior ring adjusting sleeve (4-1) is provided with interior ring adjusting sleeve shoulder block (4-1-1), the respective ends end face of bearing to be measured (7) inner ring leans on interior ring adjusting sleeve shoulder block (4-1-1), one end of outer shroud adjusting sleeve (4-3) is provided with outer shroud adjusting sleeve shoulder block (4-3-1), and the respective ends end face of bearing to be measured (7) outer ring leans on outer shroud adjusting sleeve shoulder block (4-3-1); Interior ring adjusting sleeve shoulder block (4-1-1) and outer shroud adjusting sleeve shoulder block (4-3-1) are positioned at the two ends of bearing to be measured (7); Interior ring door (4-2) is arranged on the other end of interior ring adjusting sleeve (4-1), and the interior ring door outer (4-2-1) having on interior ring door (4-2) is connected with outer shroud adjusting sleeve shoulder block (4-3-1); Outer shroud door (4-4) is arranged on the other end of outer shroud adjusting sleeve (4-3), and the outer shroud door outer (4-4-1) having on outer shroud door (4-4) is connected with the other end of outer shroud adjusting sleeve (4-3).
3. a kind of vibrating device for rolling bearing fault judgement according to claim 1 and 2, it is characterized in that: described vibrating device also comprises interior ring fine setting sleeve (4-5) and outer shroud fine setting sleeve (4-6), interior ring fine setting sleeve (4-5) is sleeved in interior ring adjusting sleeve (4-1), outer shroud fine setting sleeve (4-6) is sleeved on outer shroud adjusting sleeve (4-3), the thickness of interior ring fine setting sleeve (4-5) is 1/10th of interior ring adjusting sleeve (4-1) thickness, and the thickness of outer shroud fine setting sleeve (4-6) is 1/10th of outer shroud adjusting sleeve (4-3) thickness.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320777924.3U CN203572627U (en) | 2013-12-02 | 2013-12-02 | Vibration device used for determining faults of antifriction bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320777924.3U CN203572627U (en) | 2013-12-02 | 2013-12-02 | Vibration device used for determining faults of antifriction bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203572627U true CN203572627U (en) | 2014-04-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320777924.3U Expired - Fee Related CN203572627U (en) | 2013-12-02 | 2013-12-02 | Vibration device used for determining faults of antifriction bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203572627U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106441550A (en) * | 2016-09-13 | 2017-02-22 | 安徽工程大学 | Bearing vibration signal acquisition device |
| CN107632218A (en) * | 2017-09-23 | 2018-01-26 | 吉林大学 | Omnipotent ground structure fixes alternative |
| CN108414227A (en) * | 2018-02-06 | 2018-08-17 | 南京航空航天大学 | A kind of adjustable more specification rolling bearing test tables of high low speed |
| CN111780975A (en) * | 2020-08-18 | 2020-10-16 | 安徽朝坤测试设备有限公司 | Rolling bearing noise detection device |
-
2013
- 2013-12-02 CN CN201320777924.3U patent/CN203572627U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106441550A (en) * | 2016-09-13 | 2017-02-22 | 安徽工程大学 | Bearing vibration signal acquisition device |
| CN107632218A (en) * | 2017-09-23 | 2018-01-26 | 吉林大学 | Omnipotent ground structure fixes alternative |
| CN108414227A (en) * | 2018-02-06 | 2018-08-17 | 南京航空航天大学 | A kind of adjustable more specification rolling bearing test tables of high low speed |
| CN111780975A (en) * | 2020-08-18 | 2020-10-16 | 安徽朝坤测试设备有限公司 | Rolling bearing noise detection device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20140430 Termination date: 20171202 |