CN206074346U - Rotary bending testing machine wheel hub extractor - Google Patents
Rotary bending testing machine wheel hub extractor Download PDFInfo
- Publication number
- CN206074346U CN206074346U CN201621084882.5U CN201621084882U CN206074346U CN 206074346 U CN206074346 U CN 206074346U CN 201621084882 U CN201621084882 U CN 201621084882U CN 206074346 U CN206074346 U CN 206074346U
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- diameter
- wheel hub
- segment
- diameter segment
- testing machine
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Abstract
The utility model discloses a kind of rotary bending testing machine wheel hub extractor, it is characterised in that：Including installing rack, feed screw nut is set on installing rack, screw mandrel passes through feed screw nut, screw mandrel one end connection ejection axle, the ejection axle includes the first diameter segment, Second bobbin diameter section and the 3rd diameter segment being sequentially connected, the diameter of the first diameter segment, Second bobbin diameter section and the 3rd diameter segment is sequentially reduced, and the axis of first diameter segment, Second bobbin diameter section and the 3rd diameter segment is on the same line.It is simple structure, laborsaving.
Description
Technical field
This utility model is related to a kind of rotary bending testing machine wheel hub extractor, more particularly to a kind of to be used for automotive hub
Rotary bending testing machine wheel hub extractor.
Background technology
Using front needing to carry out which wheel hub rotary bending test, at present, the automotive hub in use is returned automotive hub
Turn Apparatus for Bending at low-temp when testing to wheel hub, the mode taken is：Wheel hub is enclosed within bearing, and wheel hub is also secured to main shaft
On, main shaft is connected with motor reducer by universal joint, and radial and axial load cylinder applies radial direction and axle to main shaft respectively
To power, so as to test the deflection of wheel hub.In loading experiment, there is often the phenomenon of Bearing Temperature, have a strong impact on
The precision of experiment.
For this, we devise a kind of rotary bending testing machine fixing device for wheel hub, including installing rack, in the installing rack
Upper installation cyclic water jacket, the cyclic water jacket include inner water sleeve, and the inner water sleeve is provided with the axis hole of axis or so extension, at this
Bearing is installed in axis hole, the position of correspondence bearing is provided with annular cooling water groove on the outer wall of the inner water sleeve, outside the inner water sleeve
Outer water jacket is cased with, the position of correspondence annular cooling water groove is provided with annular groove, the outer water jacket on the inwall of the outer water jacket
On be provided with the water injection hole and osculum that can be connected with annular cooling water groove.
When being completed, being faced with needs wheel hub and bearing are exited from inner water sleeve, currently without preferably exiting
Method.
Utility model content
In order to solve above-mentioned technical problem, this utility model provides one kind and can realize bearing and wheel hub are moved back from inner water sleeve
The rotary bending testing machine wheel hub extractor for going out.
To achieve these goals, the technical solution of the utility model is as follows：A kind of rotary bending testing machine wheel hub is exited
Device, it is characterised in that：Including installing rack, feed screw nut is set on installing rack, screw mandrel passes through feed screw nut, the screw mandrel one
End connection ejection axle, the ejection axle include the first diameter segment, Second bobbin diameter section and the 3rd diameter segment being sequentially connected, and first is straight
The diameter of footpath section, Second bobbin diameter section and the 3rd diameter segment is sequentially reduced, first diameter segment, Second bobbin diameter section and the 3rd diameter
The axis of section is on the same line.
Cyclic water jacket is installed on the installing rack, the cyclic water jacket includes inner water sleeve, and the inner water sleeve is provided with axle
The axis hole that line or so extends, installs bearing in the axis hole, and the wheel hub covers within the bearing；With cyclic water jacket phase on installing rack
The one side of the back of the body arranges feed screw nut, in the axis hole that inner water sleeve is stretched into through feed screw nut in screw mandrel one end, the 3rd diameter segment
Aperture of the diameter less than wheel hub, the aperture with diameter greater than wheel hub of the Second bobbin diameter section and the internal diameter less than bearing, described the
The internal diameter with diameter greater than bearing of one diameter segment.
In such scheme：The other end of the screw mandrel arranges handwheel.It is easy to rotary screw rod.
Beneficial effect：This utility model drives ejection axle movement by rotary screw, so as to the end face of Second bobbin diameter section will
Wheel hub is ejected, and bearing ejects by the end face of the first diameter segment, simple structure, laborsaving.
Description of the drawings
Fig. 1 is structural representation of the present utility model.
Structural representations of the Fig. 2 for rotation test machine.
Structure charts of the Fig. 3 for fixing device for wheel hub.
Fig. 4 is loading attachment means structural representation.
Axial end view based on Fig. 5.
A-A sectional views of the Fig. 6 for Fig. 5.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawings and examples：
Embodiment 1, as Figure 1-5：Rotary bending testing machine is by work top, fixing device for wheel hub, loading connection dress
Put and constitute with main shaft 1.
Main shaft 1 is connected with motor reducer by universal joint, and motor reducer is connected with motor.The end of main shaft 1 is arranged
There is transition disc 14.
Fixing device for wheel hub includes that along the axially extending wheel hub slide rail 2 of main shaft the wheel hub that is slidably connected on wheel hub slide rail 2 is slided
Plate 3, is provided with installing rack 4 on wheel hub slide plate 3, cyclic water jacket is installed on installing rack 4, and cyclic water jacket includes inner water sleeve 5, interior water
Set 5 is provided with the axis hole of axis or so extension, and bearing 6 is installed in the axis hole, the position of correspondence bearing 6 on the outer wall of inner water sleeve 5
Annular cooling water groove 5a has been installed, outside inner water sleeve 5, outer water jacket 7 has been cased with, correspondence annular cooling water groove 5a on the inwall of outer water jacket 7
Position is provided with annular groove 7a, and the water injection hole 7b and osculum that can be connected with annular cooling water groove 5a is provided with outer water jacket 7
7c, wheel hub slide plate 3 are driven along wheel hub slide rail 2 by screw pair 18 and are moved.
Opposite with cyclic water jacket one side on installing rack 4 arranges feed screw nut 23, and 24 one end of screw mandrel passes through feed screw nut
In 23 axis holes for stretching into inner water sleeve 5, the screw mandrel 24 stretches into one end connection ejection axle 25 in the axis hole of inner water sleeve 5, the top
Shaft 25 includes the first diameter segment 25a, Second bobbin diameter section 25b and the 3rd diameter segment 25c being sequentially connected, the first diameter segment 25a,
The diameter of Second bobbin diameter section 25b and the 3rd diameter segment 25c is sequentially reduced, first diameter segment 25a, Second bobbin diameter section 25b and
On the same line, first diameter segment 25a is connected with screw mandrel 24 for the axis of the 3rd diameter segment 25c, the 3rd diameter
Section 25c diameter less than wheel hub 22 aperture, Second bobbin diameter section 25b with diameter greater than wheel hub 22 aperture and be less than bearing
6 internal diameter, the internal diameter with diameter greater than bearing 6 of first diameter segment 25a.The other end of the screw mandrel 24 arranges handwheel.Examination
When testing end and exiting, rotary screw 24 drives ejection axle 25 to move, so as to wheel hub is ejected by the end face of Second bobbin diameter section 25b, the
Bearing is ejected by the end face of one diameter segment 25a, simple structure, laborsaving.
High precision laser displacement sensor 15 is respectively arranged with the installing rack 4 of the both sides of outer water jacket 7.Wheel hub 22 is enclosed within
In bearing 6, meanwhile, wheel hub 22 is bolted on transition disc 14, the test position of high precision laser displacement sensor 15
Beat on transition disc 14.
Loading attachment means include loading sleeve 8, and loading sleeve 8 is sleeved on outside main shaft 1, and master is arranged between loading sleeve 8 and main shaft
Axle bearing, is provided with installation journal stirrup 8a on loading sleeve 8, installing journal stirrup 8a is used for fixed main shaft 1.Angle is additionally provided with loading sleeve 8
Degree sensor mounting hole, optimized angle sensor mounting hole are arranged on installation journal stirrup 8a, and angular transducer 21 inserts the angle
In sensor mounting hole.The side of loading sleeve 8 is provided with radial loaded arm 9, and axially loaded arm 10 is arranged on radial loaded arm 9,
Strength loading blocks 11 are installed on axially loaded arm 10.
Preferably：The side of radial loaded arm 9 is provided with chute 9a radially extending along main shaft radial direction, axially loaded arm
10 are slidably connected in radial groove 9a, and are locked by clamping screw.The side of axially loaded arm 10 is provided with along main shaft
Axially extending axial slide 10a, strength loading blocks 11 are slidably connected in axial slide 10a, and are locked by clamping screw.
Strength loading blocks 11 are connected with main shaft axial direction force application apparatus 12 and main shaft radial direction force application apparatus 13 simultaneously.Spindle shaft
Oil cylinder is to force application apparatus 12 and main shaft radial direction force application apparatus 13.
Main shaft axial direction force application apparatus 12 and main shaft radial direction force application apparatus 13 are separately mounted on oil cylinder seat, in work top
Upper correspondence main shaft axial direction force application apparatus 12 and main shaft radial direction force application apparatus 13 are respectively arranged with the first oil cylinder slide rail 16, first
The first oil cylinder slide plate 17 is slidably fitted with oil cylinder slide rail 16, the second oil cylinder slide rail 19 is set on first oil cylinder slide plate 17, first
Oil cylinder slide rail 16 and the second oil cylinder slide rail 19 are vertical, and be slidably installed on the second oil cylinder slide rail 19 second oil cylinder slide plate 20, main shaft
The oil cylinder seat of axial force distribution device 12 and main shaft radial direction force application apparatus 13 is separately mounted on corresponding second oil cylinder slide plate 20,
First oil cylinder slide plate 17 and the second oil cylinder slide plate 20 are also driven by screw pair 18 respectively and are moved on respective slide rail, so as to adjust
The position of whole oil cylinder.
During test, motor drives main shaft 1 to rotate, while the and then rotation of wheel hub 22, main shaft axial direction force application apparatus 12 and master
Axial and radial force application apparatus 13 apply power axially and radially to main shaft 1.Transition is measured using high precision laser displacement sensor 15
14 deflection of disk, according to wheel hub and the ratio of transition disc 14, converses the deflection of wheel hub, by angular transducer 21, can survey
Measure the angular distortion amount of wheel hub.
This utility model is not limited to above-described embodiment, it will be appreciated that one of ordinary skill in the art is without the need for creative
Work just can make many modifications and variations according to design of the present utility model.All technical staff in the art are according to this reality
Pass through the available technical side of logical analysis, reasoning, or a limited experiment on the basis of existing technology with new design
Case, all should be in the protection domain being defined in the patent claims.
Claims (2)
1. a kind of rotary bending testing machine wheel hub extractor, it is characterised in that：Including installing rack, screw mandrel is set on installing rack
Nut, screw mandrel pass through feed screw nut, screw mandrel one end connection ejection axle, the ejection axle to include the first diameter being sequentially connected
Section, Second bobbin diameter section and the 3rd diameter segment, the diameter of the first diameter segment, Second bobbin diameter section and the 3rd diameter segment are sequentially reduced, institute
State the axis of the first diameter segment, Second bobbin diameter section and the 3rd diameter segment on the same line.
2. rotary bending testing machine wheel hub extractor according to claim 1, it is characterised in that：The other end of the screw mandrel
Handwheel is set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621084882.5U CN206074346U (en) | 2016-09-28 | 2016-09-28 | Rotary bending testing machine wheel hub extractor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621084882.5U CN206074346U (en) | 2016-09-28 | 2016-09-28 | Rotary bending testing machine wheel hub extractor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206074346U true CN206074346U (en) | 2017-04-05 |
Family
ID=58439130
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621084882.5U Expired - Fee Related CN206074346U (en) | 2016-09-28 | 2016-09-28 | Rotary bending testing machine wheel hub extractor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206074346U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106323739A (en) * | 2016-09-28 | 2017-01-11 | 重庆圣巴巴拉实业有限公司 | Rotation bending testing machine hub retreating device |
-
2016
- 2016-09-28 CN CN201621084882.5U patent/CN206074346U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106323739A (en) * | 2016-09-28 | 2017-01-11 | 重庆圣巴巴拉实业有限公司 | Rotation bending testing machine hub retreating device |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170405 Termination date: 20210928 |