CN205209673U - Bearing ring prevents changeing friction torque measuring device - Google Patents
Bearing ring prevents changeing friction torque measuring device Download PDFInfo
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- CN205209673U CN205209673U CN201520892412.0U CN201520892412U CN205209673U CN 205209673 U CN205209673 U CN 205209673U CN 201520892412 U CN201520892412 U CN 201520892412U CN 205209673 U CN205209673 U CN 205209673U
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- bearing ring
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- shoring
- pressing plate
- plug connector
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Abstract
The utility model relates to a bearing ring prevents changeing friction torque measuring device, including be used for supporting with the shoring of foundation of setting for cooperation relation assembly bearing ring and adaptation plug connector together and be used for with the clamp plate in the shoring of foundation is fixed in the bearing ring pressure equipment, measuring device still including be used for to the adaptation plug connector is applyed the turning effort and is taken place relative pivoted moment spanner in order to drive the adaptation plug connector and to correspond bearing ring. Measure the bearing ring and the corresponding adaptation plug connector of difference cooperation relation through measuring device, can obtain at the different friction torque numerical value that cooperate under the relation, and then can this concern for the foundation corresponds the accurate selective fit of different work condition, reduce the experience requirement to the workman, reduce cost.
Description
Technical field
The utility model relates to a kind of bearing ring anti-rotation measurement of friction torque device.
Background technology
Rolling bearing is mainly used in the parts turn on back shaft and axle thereof, and rolling bearing generally comprises inner ring, outer ring, retainer and rolling body.During use, coordinated by the inner ring of bearing install with axle, outer ring coordinates with bearing seat installs, and inner ring herein and outer ring belong to bearing ring, and the axle coordinated with inner ring and the bearing seat coordinated with outer ring are then the adaptive plug connector corresponding with bearing ring.
According to the actual applying working condition of bearing, the matching relationship of inner ring and axle is generally divided into transition fit and interference fit, and the matching relationship of outer ring and bearing seat is generally divided into clearance fit, transition fit and interference fit.If it is improper that matching relationship is selected, bearing surface will be caused to damage even damage, as inner ring coordinates tension with axle, the rising of Yin Wendu bearing can be made stuck and causes that noise is excessive even to be damaged in use procedure, if inner ring coordinated pine with axle, axle or bearing can be caused to beat excessive, cause vibration, cause equipment cisco unity malfunction.
At present, bearing ring is generally obtained by experience according to actual applying working condition with the selection of the matching relationship of corresponding adaptive plug connector, and this just proposes higher requirement to the apolegamy level of workman, and require higher to workman, cost is also higher.In fact, the difference of matching relationship is mainly manifested in the size of the moment of friction between bearing ring and corresponding adaptive plug connector, can occur that moment of friction when relatively rotating is measured by measuring between bearing ring and corresponding adaptive plug connector, being used as the foundation of chosen axis bearing ring and corresponding adaptive plug connector matching relationship.
But the moment of friction size that what existing bearing frictional torque measurement mechanism was mainly tested is between bearing enclose, do not relate to the measurement of moment of friction when rotating between bearing ring and corresponding adaptive plug connector, need to design a kind of measurement mechanism, to measure the measurement mechanism of moment of friction when bearing ring relatively rotates with corresponding adaptive plug connector.
Summary of the invention
The utility model provides a kind of bearing ring anti-rotation measurement of friction torque device for measuring moment of friction when relatively rotating between bearing ring and corresponding adaptive plug connector.
The technical scheme of bearing ring anti-rotation measurement of friction torque device provided by the utility model is: a kind of bearing ring anti-rotation measurement of friction torque device, comprise shoring of foundation for supporting to set bearing ring that matching relationship is assembled together and adaptive plug connector and for described bearing ring being press-fited the pressing plate be fixed in shoring of foundation, measurement mechanism also comprises the torque spanner relatively rotated to drive adaptive plug connector and respective shaft bearing ring for applying rotating force to described adaptive plug connector.
Measurement mechanism comprises for being arranged on applying acting force in opposite directions to pressing plate and shoring of foundation and described bearing ring is press-fited to make pressing plate the tight joint structure be fixed in shoring of foundation between pressing plate and shoring of foundation.
Described tight joint structure is bolted draw bail, and bolted draw bail comprises correspondence and is arranged on the bolt mounting holes in described pressing plate and shoring of foundation and is installed in respective bolt mounting hole to realize the fastening bolt of pressing plate and shoring of foundation tight joint for correspondence.
Described fastening bolt has T-shaped bolt head, bolt mounting holes in described shoring of foundation be arranged on shoring of foundation towards the blind hole in the respective side of described pressing plate, be provided with the T-slot structure for coordinating with described T-shaped bolt head block at the bottom of the hole of blind hole, the aperture of blind hole is not less than the size of described T-shaped bolt head.
Measurement mechanism also comprises the backup washer for being arranged between described pressing plate and shoring of foundation.
The beneficial effects of the utility model are: bearing ring anti-rotation measurement of friction torque device provided by the utility model in use, the bearing ring and adaptive plug connector that are in setting matching relationship can be supported is placed in shoring of foundation, and by pressing plate bearing ring press-fited and be fixed in shoring of foundation, then adaptive plug connector is driven to rotate by torque spanner, the moment of friction between the bearing ring set under matching relationship and corresponding adaptive plug connector can be obtained, namely prevent both maximum friction moment in relative rotation.The bearing ring of different matching relationship and corresponding adaptive plug connector are measured by measurement mechanism, can obtain being in the moment of friction numerical value under different matching relationship, and then can corresponding different operating mode and accurately select matching relationship on this basis, reduce the skill requirement to workman, reduce costs.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of embodiment of bearing ring anti-rotation measurement of friction torque device provided by the utility model;
Fig. 2 is structural representation when using measurement mechanism shown in Fig. 1 to carry out anti-rotation measurement of friction torque to the bearing outer ring and corresponding bearing seat that are in setting matching relationship.
Embodiment
As shown in Figure 1, a kind of embodiment of bearing ring rotationally fixed bearing measurement of friction torque device, the measurement mechanism in this embodiment can be used for the measurement to being in the setting bearing ring that is assembled together of matching relationship and adaptive plug connector and carrying out anti-rotation moment of friction.Bearing ring can be inner ring, and now, adaptive plug connector is then form the axle or lining that set matching relationship with inner ring.Bearing ring also can be outer ring, and accordingly, adaptive plug connector is then form with outer ring the bearing seat setting matching relationship.
Measurement mechanism comprises shoring of foundation 7 for supporting to set bearing ring that matching relationship is assembled together and adaptive plug connector and for bearing ring being press-fited the pressing plate 5 be fixed in shoring of foundation 7, measurement mechanism also comprises the torque spanner 3 relatively rotated to drive adaptive plug connector and respective shaft bearing ring for applying rotating force to described adaptive plug connector.
In the present embodiment, measurement mechanism comprises for being arranged on applying acting force in opposite directions to pressing plate 5 and shoring of foundation 7 and bearing ring is press-fited to make pressing plate 5 the tight joint structure be fixed in shoring of foundation 7 between pressing plate 5 and shoring of foundation 7, this tight joint structure is specially bolted draw bail 4, and bolted draw bail 4 comprises correspondence and is arranged on the bolt mounting holes in pressing plate 5 and shoring of foundation 7 and is installed in respective bolt mounting hole to realize the fastening bolt of pressing plate and shoring of foundation tight joint for correspondence.And, for ease of assembling, fastening bolt has T-shaped bolt head, corresponding, bolt mounting holes in shoring of foundation 7 be arranged on shoring of foundation towards the blind hole in the respective side of pressing plate 4, at the bottom of the hole of blind hole, be provided with the T-slot structure for coordinating with T-shaped bolt head block, the aperture of blind hole is not less than the size of described T-shaped bolt head to ensure that T-shaped bolt head can enter at the bottom of the hole of blind hole.
For avoiding pressing plate to cause overvoltage to bearing ring, measurement mechanism also comprises the backup washer 6 for being arranged between pressing plate 5 and shoring of foundation 7.
For the inner ring 1 in Fig. 1 and lining 2, the inner ring 1 and lining 2 that are in interference fit relation being supported is arranged in shoring of foundation 7, being press-fited by inner ring 1 by pressing plate 5 is fixed in shoring of foundation 7, by tight joint structure 4, pressing plate 4 and shoring of foundation 7 are assembled together, torque spanner 3 directly acts on lining 2, rotating torque is applied by torque spanner 2, and then moment of friction when can measure the rotation being in inner ring under interference fit relation and lining, namely overturn moment of friction accordingly.
Corresponding, also support corresponding to the inner ring and lining that are in transition fit relation can be placed in shoring of foundation 7, and be fixed by pressing plate, then by moment, hand-drive lining is rotated, the moment of friction when inner ring and lining rotation that are in transition fit relation can be measured.
Be in moment of friction numerical value measured under different matching relationship for foundation with above-mentioned, can need to select corresponding matching relationship to meet the assembling of inner ring and axle or lining according to actual conditions.
Above-mentioned measurement mechanism also may be used for carrying out torgue measurement to outer ring and corresponding bearing seat, for the outer ring 9 in Fig. 2 and bearing seat 8, the outer ring 9 being in transition fit relation is seated with bearing seat 8, by one end of pressing plate 5, outer ring 9 is pressed in shoring of foundation 7, torque spanner 3 directly acts on bearing seat 8, moment is applied by torque spanner 3, and then the moment of friction measured when the outer ring 9 being in transition fit relation is rotated with bearing seat 8, be namely in maximum anti-rotation moment of friction during transition fit relation.
It should be noted that, arc notch circumferentially can be provided with at the edge of bearing seat 8, pressing plate is provided with correspondence to extend in arc notch and be fitted in outer ring 9 press-fits protuberance, arc notch can circumferentially have multiple, and the circumferential lengths press-fiting protuberance is less than the circumferential lengths of arc notch.
Accordingly, can the outer ring and bearing seat that be in different matching relationship be placed in shoring of foundation, to measure the moment of friction numerical value under different matching relationship, and under different operating mode, select corresponding matching relationship according to these numerical value, improve efficiency of assembling.
Can find out, the utility model fully achieves inner ring and axle, and outer ring and the anti-rotation friction torque test of bearing seat under different matching relationship, method of testing is simple, simple to operate, can be good at as bearing inner race and axle, and the matching relationship of bearing outer ring and bearing seat is selected to provide with reference to foundation.
In the present embodiment, utilize tight joint structure to apply bearing ring to press-fit to be fixed in shoring of foundation to pressing plate, in other embodiments, also can apply pressing force by other jack unit such as hydraulic cylinder to pressing plate.
In the present embodiment, tight joint structure adopts bolted draw bail, in other embodiments, also can adopt and clamp fixing mode, as long as can meet pressing force.
Claims (5)
1. a bearing ring anti-rotation measurement of friction torque device, it is characterized in that: comprise shoring of foundation for supporting to set bearing ring that matching relationship is assembled together and adaptive plug connector and for described bearing ring being press-fited the pressing plate be fixed in shoring of foundation, measurement mechanism also comprises the torque spanner relatively rotated to drive adaptive plug connector and respective shaft bearing ring for applying rotating force to described adaptive plug connector.
2. bearing ring anti-rotation measurement of friction torque device according to claim 1, is characterized in that: measurement mechanism comprises for being arranged on applying acting force in opposite directions to pressing plate and shoring of foundation and described bearing ring is press-fited to make pressing plate the tight joint structure be fixed in shoring of foundation between pressing plate and shoring of foundation.
3. bearing ring anti-rotation measurement of friction torque device according to claim 2, it is characterized in that: described tight joint structure is bolted draw bail, bolted draw bail comprises correspondence and is arranged on the bolt mounting holes in described pressing plate and shoring of foundation and is installed in respective bolt mounting hole to realize the fastening bolt of pressing plate and shoring of foundation tight joint for correspondence.
4. bearing ring anti-rotation measurement of friction torque device according to claim 3, it is characterized in that: described fastening bolt has T-shaped bolt head, bolt mounting holes in described shoring of foundation be arranged on shoring of foundation towards the blind hole in the respective side of described pressing plate, be provided with the T-slot structure for coordinating with described T-shaped bolt head block at the bottom of the hole of blind hole, the aperture of blind hole is not less than the size of described T-shaped bolt head.
5. the bearing ring anti-rotation measurement of friction torque device according to Claims 2 or 3 or 4, is characterized in that: measurement mechanism also comprises the backup washer for being arranged between described pressing plate and shoring of foundation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520892412.0U CN205209673U (en) | 2015-11-10 | 2015-11-10 | Bearing ring prevents changeing friction torque measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520892412.0U CN205209673U (en) | 2015-11-10 | 2015-11-10 | Bearing ring prevents changeing friction torque measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205209673U true CN205209673U (en) | 2016-05-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520892412.0U Active CN205209673U (en) | 2015-11-10 | 2015-11-10 | Bearing ring prevents changeing friction torque measuring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205209673U (en) |
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2015
- 2015-11-10 CN CN201520892412.0U patent/CN205209673U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180518 Address after: 471000 No. 1 axis research road, Jianxi science and Technology Industrial Park, Luoyang, Henan Patentee after: Luoyang Bearing Research Institute Address before: 471039 Fenghua Road 6, hi tech Development Zone, Luoyang, Henan. Patentee before: Zhouyan Science and Technology Co., Ltd., Luoyang |