CN207946225U - A kind of angular contact steering stem bearing torsion-testing apparatus - Google Patents
A kind of angular contact steering stem bearing torsion-testing apparatus Download PDFInfo
- Publication number
- CN207946225U CN207946225U CN201820431568.2U CN201820431568U CN207946225U CN 207946225 U CN207946225 U CN 207946225U CN 201820431568 U CN201820431568 U CN 201820431568U CN 207946225 U CN207946225 U CN 207946225U
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- China
- Prior art keywords
- bearing sleeve
- main shaft
- axle bearing
- spring
- nut
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- Expired - Fee Related
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- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The utility model is related to a kind of angular contact steering stem bearing torsion-testing apparatus.A kind of angular contact steering stem bearing torsion-testing apparatus, including test main shaft, left axle bearing sleeve, fixing axle, right axle bearing sleeve, mandrel, tighten nut, spring；The experiment main shaft passes through the centre bore of left axle bearing sleeve and right axle bearing sleeve, right end to be threadedly coupled with the threaded hole for tightening nut from left to right；The both ends of the fixing axle are respectively inserted in left axle bearing sleeve and right axle bearing sleeve and are fixed from side surface locking by bolt, and fixed hub is on experiment main shaft；The spring pocket is in right axle bearing sleeve and tightens on experiment main shaft between nut；The core sleeve is on the experiment main shaft on the left of spring；The left end of the spring is against on the right side of mandrel, right end is against on the left side for tightening nut；The right end connection torque spanner for tightening nut.A kind of angular contact steering stem bearing torsion-testing apparatus of the utility model, simple in structure, at low cost, test method is quick, accurate.
Description
Technical field
The utility model is related to bearing torque testing fields, more particularly to a kind of angular contact steering stem bearing torsion-testing
Device.
Background technology
Angular contact steering stem bearing is mainly installed on automobile pipe column, and verticity directly affects driver direction of rotation
The feel of disk, based on platform experiment, this method is primarily adapted for use in high precision measurement occasion for bearing torque test at present, cost compared with
Height, and the torsion-testing required precision of angular contact steering stem bearing is general, and a kind of more easy, economic test side may be selected
Method.
Utility model content
In order to solve the above technical problems, the utility model provides a kind of easy, economy, test method is simple, quick, accurate
True angular contact steering stem bearing torsion-testing apparatus.
Technical solution adopted by the utility model to solve its technical problems is：A kind of angular contact steering stem bearing torque measuring
Trial assembly is set, it includes experiment main shaft, left axle bearing sleeve, fixing axle, right axle bearing sleeve, mandrel, tightens nut, spring；The experiment master
Axis passes through the centre bore of left axle bearing sleeve and right axle bearing sleeve, right end to be threadedly coupled with the threaded hole for tightening nut from left to right；Institute
The both ends for stating fixing axle are respectively inserted in left axle bearing sleeve and right axle bearing sleeve and are fixed from side surface locking by bolt, and fixed hub exists
It tests on main shaft；The spring pocket is in right axle bearing sleeve and tightens on experiment main shaft between nut；The core sleeve is on a spring left side
On the experiment main shaft of side；The left end of the spring is against on the right side of mandrel, right end is against on the left side for tightening nut；Institute
State the right end connection torque spanner for tightening nut.
The fixing axle and the connection type of left axle bearing sleeve and right axle bearing sleeve are：The both ends of fixing axle are respectively inserted in left bearing
In set and right axle bearing sleeve and it is connected through a screw thread.
The spring be provided at both ends with gasket respectively with mandrel and tighten nut and contact.
The right end for tightening nut opens up interior four corner apertures, is connect with torque spanner.
The beneficial effects of the utility model：A kind of angular contact steering stem bearing torsion-testing apparatus of the utility model leads to
It crosses main shaft and tightens the axial force mean allocation that nut applies spring-compressed counter-force in such a way that screw thread is tightened and tested in two sets
On bearing, ensure that two sets of bearings bear identical axial force, then tighten nut by torque wrench rotation to obtain two sets of axis
Bearing torque square, then it is the rotation torque of single set bearing to take 1/2；Simple in structure, at low cost, test method is quick, accurate.
Description of the drawings
Fig. 1 is a kind of schematic diagram of angular contact steering stem bearing torsion-testing apparatus of embodiment.
Specific implementation mode
In order to deepen the understanding to the utility model, the utility model is done further below in conjunction with drawings and examples
Detailed description, the embodiment are only used for explaining the utility model, do not constitute and limit to the scope of protection of the utility model.
Embodiment
As shown in Figure 1, present embodiments providing a kind of angular contact steering stem bearing torsion-testing apparatus, it includes that experiment is led
Axis 1, fixing axle 3, right axle bearing sleeve 4, mandrel 5, tightens nut 7, spring 8 at left axle bearing sleeve 2；The experiment main shaft 1 is worn from left to right
The centre bore of left axle bearing sleeve 2 and right axle bearing sleeve 4 is crossed, right end is threadedly coupled with the threaded hole for tightening nut 7；The fixing axle 3
Both ends be respectively inserted in left axle bearing sleeve 2 and right axle bearing sleeve 4 and fixed from side surface locking by bolt, fixing axle 3 is sleeved on experiment
On main shaft 1；The spring 8 is sleeved on right axle bearing sleeve 4 and tightens on the experiment main shaft 1 between nut 7；The mandrel 5 is sleeved on spring 8
On the experiment main shaft 1 in left side；The left end of the spring 8 is against on the right side of mandrel 5, right end is against the left end for tightening nut 7
On face；The right end connection torque spanner for tightening nut 7；The spring 8 be provided at both ends with gasket 6 respectively with mandrel 5 and
Tighten the contact of nut 7.
A kind of angular contact steering stem bearing torsion-testing apparatus of the present embodiment, the right end for tightening nut 7 open up interior
Four corner apertures, are connect with torque spanner.
A kind of angular contact steering stem bearing torsion-testing apparatus of the present embodiment, the left side of the inside of left axle bearing sleeve 2 is equipped with
Left test bearing, right axle bearing sleeve 4 inside right side be equipped with right test bearing；The outer ring of left test bearing is stuck in left axle bearing sleeve 2
Left side on, inner ring be against experiment main shaft 1 step surface on；The outer ring of right test bearing is stuck in the right side of right axle bearing sleeve 4
Upper, inner ring is against on the step surface of mandrel 5, and the step surface of mandrel 5 and the step surface of experiment main shaft 1 are by the axial force load of spring
In the inner ring of test bearing.
A kind of angular contact steering stem bearing torsion-testing apparatus of the present embodiment applies axial force, tool by compressed spring
The size of body axial force can be measured, generally by bullet using spring-compressed length as standard by pressure testing machine compressed spring
Spring compresses in length records length to the position of axial force requirement of experiment size, is then installing this torsion-testing apparatus
When, by tightening nut come adjustment spring length, until the length corresponding to axial force.
A kind of angular contact steering stem bearing torsion-testing apparatus of the present embodiment, fixing axle 3 and left axle bearing sleeve 2 and right bearing
Covering 4 connection type can also be：The both ends of fixing axle 3 are respectively inserted in left axle bearing sleeve 2 and right axle bearing sleeve 4 and are connected by screw thread
It connects；This two ways all facilitates the installation and removal of test bearing 9.
A kind of angular contact steering stem bearing torsion-testing apparatus of the present embodiment is twisted with nut is tightened with screw thread by main shaft
For the axial force mean allocation that tight mode applies spring-compressed counter-force in two sets of test bearings, two sets of bearings of guarantee bear phase
With axial force, then by torque wrench rotation tighten nut and can obtain two sets of bearing torques, then it is single set bearing to take 1/2
Rotation torque；Simple in structure, at low cost, test method is quick, accurate.
Above-described embodiment should not in any way limit the utility model, all by the way of equivalent replacement or equivalency transform
The technical solution of acquisition is all fallen in the scope of protection of the utility model.
Claims (4)
1. a kind of angular contact steering stem bearing torsion-testing apparatus, it is characterised in that：It includes experiment main shaft, left axle bearing sleeve, consolidates
Dead axle, mandrel, tightens nut, spring at right axle bearing sleeve；The experiment main shaft passes through left axle bearing sleeve and right axle bearing sleeve from left to right
Centre bore, experiment main shaft right end are threadedly coupled with the threaded hole for tightening nut；The both ends of the fixing axle are respectively inserted in left bearing
It is fixed from side surface locking in set and right axle bearing sleeve and by bolt, fixed hub is on experiment main shaft；The spring pocket is in right axle
It bearing sleeve and tightens on experiment main shaft between nut；The core sleeve is on the experiment main shaft on the left of spring；A left side for the spring
End is against on the right side of mandrel, right end is against on the left side for tightening nut；The right end connection torsion for tightening nut is pulled
Hand.
2. a kind of angular contact steering stem bearing torsion-testing apparatus according to claim 1, it is characterised in that：The fixation
The connection type of axis and left axle bearing sleeve and right axle bearing sleeve is：The both ends of fixing axle are respectively inserted in left axle bearing sleeve and right axle bearing sleeve simultaneously
It is connected through a screw thread.
3. a kind of angular contact steering stem bearing torsion-testing apparatus according to claim 1, it is characterised in that：The spring
Be provided at both ends with gasket respectively with mandrel and tighten nut and contact.
4. a kind of angular contact steering stem bearing torsion-testing apparatus according to claim 1, it is characterised in that：It is described to tighten
The right end of nut opens up interior four corner apertures, is connect with torque spanner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820431568.2U CN207946225U (en) | 2018-03-28 | 2018-03-28 | A kind of angular contact steering stem bearing torsion-testing apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820431568.2U CN207946225U (en) | 2018-03-28 | 2018-03-28 | A kind of angular contact steering stem bearing torsion-testing apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207946225U true CN207946225U (en) | 2018-10-09 |
Family
ID=63698453
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820431568.2U Expired - Fee Related CN207946225U (en) | 2018-03-28 | 2018-03-28 | A kind of angular contact steering stem bearing torsion-testing apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207946225U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110927055A (en) * | 2019-12-25 | 2020-03-27 | 中国航空工业集团公司西安飞机设计研究所 | Device and method for measuring friction coefficient between inner ring and outer ring of bearing |
-
2018
- 2018-03-28 CN CN201820431568.2U patent/CN207946225U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110927055A (en) * | 2019-12-25 | 2020-03-27 | 中国航空工业集团公司西安飞机设计研究所 | Device and method for measuring friction coefficient between inner ring and outer ring of bearing |
| CN110927055B (en) * | 2019-12-25 | 2022-04-19 | 中国航空工业集团公司西安飞机设计研究所 | Device and method for measuring friction coefficient between inner ring and outer ring of bearing |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181009 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |