CN106323739A - Rotation bending testing machine hub retreating device - Google Patents
Rotation bending testing machine hub retreating device Download PDFInfo
- Publication number
- CN106323739A CN106323739A CN201610856434.0A CN201610856434A CN106323739A CN 106323739 A CN106323739 A CN 106323739A CN 201610856434 A CN201610856434 A CN 201610856434A CN 106323739 A CN106323739 A CN 106323739A
- Authority
- CN
- China
- Prior art keywords
- diameter section
- diameter
- wheel hub
- testing machine
- main shaft
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000012360 testing method Methods 0.000 title claims abstract description 18
- 238000005452 bending Methods 0.000 title claims abstract description 14
- 238000009434 installation Methods 0.000 abstract description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 32
- 125000004122 cyclic group Chemical group 0.000 description 8
- 239000000498 cooling water Substances 0.000 description 6
- 230000007704 transition Effects 0.000 description 5
- 239000003638 chemical reducing agent Substances 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The invention discloses a rotation bending testing machine hub retreating device, which is characterized by comprising an installation frame, wherein the installation frame is provided with a lead screw nut; a lead screw passes through the lead screw nut; one end of the lead screw is connected with an ejection shaft; the ejection shaft comprises a first diameter section, a second diameter section and a third diameter section, wherein the first diameter section, the second diameter section and the third diameter section are connected in sequence; the diameters of the first diameter section, the second diameter section and the third diameter section successively reduce, and the central axes of the first diameter section, the second diameter section and the third diameter section are positioned on the same straight line. The rotation bending testing machine hub retreating device has the advantages of simple structure and labor saving.
Description
Technical field
The present invention relates to a kind of rotary bending testing machine wheel hub extractor, particularly to a kind of returning for automotive hub
Turn the extractor of the wheel hub of Apparatus for Bending at low-temp.
Background technology
Automotive hub needs it is carried out wheel hub rotary bending test before use, and at present, the automotive hub in using returns
Turning Apparatus for Bending at low-temp when testing wheel hub, the mode taked 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 main shaft is applied radially and axle by radial and axial load cylinder respectively
To power, thus test the deflection of wheel hub.When loading experiment, the phenomenon of Bearing Temperature occurs often, has 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, at described installing rack
Upper installation cyclic water jacket, described cyclic water jacket includes that inner water sleeve, described inner water sleeve are provided with the axis hole extended about axis, at this
Installing bearing in axis hole, on the outer wall of described inner water sleeve, the position of corresponding bearing is provided with annular cooling water groove, outside described inner water sleeve
Being cased with outer water jacket, on the inwall of described outer water jacket, the position of corresponding annular cooling water groove is provided with annular groove, described outer water jacket
On be provided with the water injection hole and osculum that can connect with annular cooling water groove.
When being completed, it is faced with and needs wheel hub and bearing to be exited from inner water sleeve, currently without preferably exiting
Way.
Summary of the invention
In order to solve above-mentioned technical problem, the present invention provides a kind of energy realization bearing and wheel hub to be exited from inner water sleeve
Rotary bending testing machine wheel hub extractor.
To achieve these goals, technical scheme is as follows: a kind of rotary bending testing machine wheel hub extractor,
It is characterized in that: include installing rack, arrange feed screw nut on installing rack, screw mandrel passes feed screw nut, and described screw mandrel one end is even
Connect and eject axle, described in eject the first diameter segment, Second bobbin diameter section and the 3rd diameter segment that axle includes being sequentially connected with, the first diameter
The diameter of section, Second bobbin diameter section and the 3rd diameter segment is sequentially reduced, described first diameter segment, Second bobbin diameter section and the 3rd diameter segment
Axis on the same line.
Installing cyclic water jacket on described installing rack, described cyclic water jacket includes that inner water sleeve, described inner water sleeve are provided with axle
The axis hole extended about line, installs bearing in this axis hole, and described wheel hub overlaps within the bearing；With cyclic water jacket phase on installing rack
The one side of the back of the body arranges feed screw nut, and screw mandrel one end is stretched in the axis hole of inner water sleeve through feed screw nut, described 3rd diameter segment
Diameter less than the aperture of wheel hub, the diameter of the described Second bobbin diameter section aperture more than wheel hub and the internal diameter less than bearing, described the
The diameter of one diameter segment is more than the internal diameter of bearing.
In such scheme: the other end of described screw mandrel arranges handwheel.It is easy to rotary screw rod.
Beneficial effect: the present invention ejects axle by rotary screw drive and moves, thus the end face of Second bobbin diameter section is by wheel hub
Ejecting, bearing is ejected by the end face of the first diameter segment, simple in construction, laborsaving.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention.
Fig. 2 is the structural representation of rotation test machine.
Fig. 3 is the structure chart of fixing device for wheel hub.
Fig. 4 is for loading attachment means structural representation.
Fig. 5 is main shaft end view.
Fig. 6 is the A-A sectional view of Fig. 5.
Detailed description of the invention
The invention will be further described with embodiment below in conjunction with the accompanying drawings:
Embodiment 1, as Figure 1-5: rotary bending testing machine is connected dress by work top, fixing device for wheel hub, loading
Put and form 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 main shaft axially extended wheel hub slide rail 2, the wheel hub that is slidably connected on wheel hub slide rail 2 is sliding
Plate 3, wheel hub slide plate 3 is provided with installing rack 4, installs cyclic water jacket on installing rack 4, and cyclic water jacket includes inner water sleeve 5, interior water
Set 5 is provided with the axis hole extended about axis, installs bearing 6 in this axis hole, the position of corresponding bearing 6 on the outer wall of inner water sleeve 5
Install annular cooling water groove 5a, outside inner water sleeve 5, be cased with outer water jacket 7, corresponding annular cooling water groove 5a on the inwall of outer water jacket 7
Position is provided with annular groove 7a, and outer water jacket 7 is provided with the water injection hole 7b and osculum that can connect with annular cooling water groove 5a
7c, wheel hub slide plate 3 is driven by screw pair 18 and moves along wheel hub slide rail 2.
One side opposing with cyclic water jacket on installing rack 4 arranges feed screw nut 23, and screw mandrel 24 one end passes feed screw nut
In 23 axis holes stretching into inner water sleeve 5, one end connection that described screw mandrel 24 stretches in the axis hole of inner water sleeve 5 ejects axle 25, described top
Shaft 25 includes the first diameter segment 25a, Second bobbin diameter section 25b and the 3rd diameter segment 25c being sequentially connected with, the first diameter segment 25a,
The diameter of Second bobbin diameter section 25b and the 3rd diameter segment 25c is sequentially reduced, described first diameter segment 25a, Second bobbin diameter section 25b and
On the same line, described first diameter segment 25a is connected with screw mandrel 24 in the axis of the 3rd diameter segment 25c, described 3rd diameter
The diameter of section 25c is less than the aperture of wheel hub 22, and the diameter of described Second bobbin diameter section 25b is more than the aperture of wheel hub 22 and less than bearing
The internal diameter of 6, the diameter of described first diameter segment 25a is more than the internal diameter of bearing 6.The other end of described screw mandrel 24 arranges handwheel.Examination
Testing end when exiting, rotary screw 24 drives and ejects axle 25 and move, thus 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 in construction, laborsaving.
It is respectively arranged with high precision laser displacement sensor 15 outside on the installing rack 4 of the both sides of 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.
Load attachment means to include loading set 8, load set 8 and be sleeved on outside main shaft 1, load and between set 8 and main shaft, master is set
Axle bearing, loads and is provided with installation journal stirrup 8a on set 8, installs journal stirrup 8a for fixed main shaft 1.Load and be additionally provided with angle on set 8
Degree sensor mounting hole, optimized angle sensor mounting hole is arranged on installation journal stirrup 8a, and angular transducer 21 inserts this angle
In sensor mounting hole.The side loading set 8 is provided with radial loaded arm 9, and radial loaded arm 9 arranges axially loaded arm 10,
Strength loading blocks 11 is installed on axially loaded arm 10.
Preferred: the side of radial loaded arm 9 is provided with along main shaft radially radially extending chute 9a, 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 extended axial slide 10a, strength loading blocks 11 is slidably connected in axial slide 10a, and is locked by clamping screw.
Strength loading blocks 11 force application apparatus 12 axial with main shaft simultaneously and main shaft radially force application apparatus 13 are connected.Spindle shaft
It is oil cylinder to force application apparatus 12 and main shaft radially force application apparatus 13.
The axial force application apparatus of main shaft 12 and main shaft radially force application apparatus 13 is separately mounted on oil cylinder seat, at work top
The upper corresponding axial force application apparatus of main shaft 12 and main shaft radially force application apparatus 13 are respectively arranged with the first oil cylinder slide rail 16, first
It is slidably fitted with the first oil cylinder slide plate 17 on oil cylinder slide rail 16, the first oil cylinder slide plate 17 arranges the second oil cylinder slide rail 19, 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 radially force application apparatus 13 is separately mounted on the second oil cylinder slide plate 20 of correspondence,
First oil cylinder slide plate 17 and the second oil cylinder slide plate 20 are driven by screw pair 18 the most respectively and move on respective slide rail, thus adjust
The position of whole oil cylinder.
During test, driven by motor main shaft 1 rotates, and wheel hub 22 and then rotates simultaneously, the axial force application apparatus of main shaft 12 and master
Axial and radial force application apparatus 13 applies power axially and radially to main shaft 1.High precision laser displacement sensor 15 is used to measure transition
Dish 14 deflection, according to the ratio of wheel hub Yu transition disc 14, converses the deflection of wheel hub, by angular transducer 21, can survey
Measure the angular distortion amount of wheel hub.
The present invention is not limited to above-described embodiment, it will be appreciated that those of ordinary skill in the art is without creative work
Just can make many modifications and variations according to the design of the present invention.All technical staff in the art are under this invention's idea
On the basis of existing technology by the available technical scheme of logical analysis, reasoning, or a limited experiment, all should by
In protection domain determined by claims.
Claims (2)
1. a rotary bending testing machine wheel hub extractor, it is characterised in that: include installing rack, installing rack arranges screw mandrel
Nut, screw mandrel pass feed screw nut, described screw mandrel one end connect eject axle, described in eject the first diameter that axle includes being sequentially connected with
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 is sequentially reduced, institute
State the axis of the first diameter segment, Second bobbin diameter section and the 3rd diameter segment on the same line.
A kind of rotary bending testing machine wheel hub extractor, it is characterised in that: described screw mandrel another
One end arranges handwheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610856434.0A CN106323739A (en) | 2016-09-28 | 2016-09-28 | Rotation bending testing machine hub retreating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610856434.0A CN106323739A (en) | 2016-09-28 | 2016-09-28 | Rotation bending testing machine hub retreating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106323739A true CN106323739A (en) | 2017-01-11 |
Family
ID=57820063
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610856434.0A Pending CN106323739A (en) | 2016-09-28 | 2016-09-28 | Rotation bending testing machine hub retreating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106323739A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112629860A (en) * | 2021-01-06 | 2021-04-09 | 浙江农林大学 | Testing machine for detecting fretting wear of automobile hub bearing and detection method thereof |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4682395A (en) * | 1985-08-28 | 1987-07-28 | Horst Klann | Device for pushing wheel flange hubs and splined flange hubs of motor vehicles out of a shaft bearing |
| CN102005862A (en) * | 2010-12-15 | 2011-04-06 | 兰州兰电电机有限公司 | Circulation cooling device in water jacket of motor bearing |
| CN201862975U (en) * | 2010-10-29 | 2011-06-15 | 攀枝花钢城集团铁路设备修造有限公司 | Sprocket hub detaching tool for final driving box of track traveling mechanism |
| CN202668786U (en) * | 2012-07-09 | 2013-01-16 | 新余市银龙机电科技有限公司 | Guide wheel base with waterproof sleeve having circulating water channel |
| CN204094718U (en) * | 2014-09-24 | 2015-01-14 | 王建国 | A kind of provision for disengagement of wheel-class parts |
| CN204470521U (en) * | 2014-11-19 | 2015-07-15 | 天津市天锻压力机有限公司 | A kind of lower ejecting mechanism of aluminium alloy wheel hub hydraulic forging press |
| CN105081291A (en) * | 2015-08-28 | 2015-11-25 | 昆山广标精密机械有限公司 | Sectional type ejector rod of aluminum alloy hub casting mold |
| CN204828071U (en) * | 2015-07-24 | 2015-12-02 | 金川集团股份有限公司 | Axial fan hub dismounting device |
| CN105738111A (en) * | 2016-04-18 | 2016-07-06 | 浙江金盾科技股份有限公司 | Endurance testing machine for wheel bearing |
| CN205523464U (en) * | 2016-01-28 | 2016-08-31 | 中国民用航空飞行学院 | Wheel wheel hub extracting tool |
| CN206074346U (en) * | 2016-09-28 | 2017-04-05 | 重庆圣巴巴拉实业有限公司 | Rotary bending testing machine wheel hub extractor |
-
2016
- 2016-09-28 CN CN201610856434.0A patent/CN106323739A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4682395A (en) * | 1985-08-28 | 1987-07-28 | Horst Klann | Device for pushing wheel flange hubs and splined flange hubs of motor vehicles out of a shaft bearing |
| CN201862975U (en) * | 2010-10-29 | 2011-06-15 | 攀枝花钢城集团铁路设备修造有限公司 | Sprocket hub detaching tool for final driving box of track traveling mechanism |
| CN102005862A (en) * | 2010-12-15 | 2011-04-06 | 兰州兰电电机有限公司 | Circulation cooling device in water jacket of motor bearing |
| CN202668786U (en) * | 2012-07-09 | 2013-01-16 | 新余市银龙机电科技有限公司 | Guide wheel base with waterproof sleeve having circulating water channel |
| CN204094718U (en) * | 2014-09-24 | 2015-01-14 | 王建国 | A kind of provision for disengagement of wheel-class parts |
| CN204470521U (en) * | 2014-11-19 | 2015-07-15 | 天津市天锻压力机有限公司 | A kind of lower ejecting mechanism of aluminium alloy wheel hub hydraulic forging press |
| CN204828071U (en) * | 2015-07-24 | 2015-12-02 | 金川集团股份有限公司 | Axial fan hub dismounting device |
| CN105081291A (en) * | 2015-08-28 | 2015-11-25 | 昆山广标精密机械有限公司 | Sectional type ejector rod of aluminum alloy hub casting mold |
| CN205523464U (en) * | 2016-01-28 | 2016-08-31 | 中国民用航空飞行学院 | Wheel wheel hub extracting tool |
| CN105738111A (en) * | 2016-04-18 | 2016-07-06 | 浙江金盾科技股份有限公司 | Endurance testing machine for wheel bearing |
| CN206074346U (en) * | 2016-09-28 | 2017-04-05 | 重庆圣巴巴拉实业有限公司 | Rotary bending testing machine wheel hub extractor |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112629860A (en) * | 2021-01-06 | 2021-04-09 | 浙江农林大学 | Testing machine for detecting fretting wear of automobile hub bearing and detection method thereof |
| CN112629860B (en) * | 2021-01-06 | 2023-06-02 | 浙江农林大学 | Testing machine for detecting fretting wear of automobile hub bearing and detection method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107407384B (en) | The telescopic executor of level Four with thread transmission | |
| CN104111170B (en) | A kind of automobile hub bearing moment of friction testing stand | |
| CN102393304B (en) | Sliding barrel type central frame used in solid rocket motor static test | |
| CN106053051B (en) | Rubber bushing Biaxial Fatigue endurance test rack | |
| CN109459240A (en) | A kind of bearing tester | |
| CN107907331B (en) | Wheel hub bearing rigidity testing machine | |
| CN205300927U (en) | Area is from unloaded running -in test bench of positioning and clamping device's that feels relieved gear box | |
| CN105222690A (en) | Hole-bored axle from end to end coaxiality of inner hole pick-up unit | |
| CN205327440U (en) | Electric steering engine radial force loading device | |
| CN106323739A (en) | Rotation bending testing machine hub retreating device | |
| CN208860602U (en) | A kind of automobile hub bearing test mounting tool | |
| CN206074346U (en) | Rotary bending testing machine wheel hub extractor | |
| JP4819704B2 (en) | Device for attaching and detaching wheels with tires for automobiles to mandrels of maintenance machinery | |
| CN105195966B (en) | A kind of floating type external cylindrical surface rolling device and rolling technology | |
| CN102016534A (en) | Drive unit for testing transmissions and device for testing devices | |
| CN104690477B (en) | The fastening divided rotating mechanism of a kind of central tube | |
| CN205027293U (en) | Hole -bored axle from end to end hole axiality detection device | |
| CN109297708A (en) | A kind of automobile hub bearing test mounting tool | |
| CN110770562B (en) | Device for testing a shaft and/or a mechanical component mounted on a shaft and use of such a device | |
| CN106392739A (en) | Rotation machining device for special-shaped workpiece | |
| CN106979850A (en) | A kind of hub bearing impact shock experimental rig | |
| CN204373901U (en) | A kind of single Electric Motor Wheel axle load dynamic loading device | |
| CN206074367U (en) | Rotary bending testing machine | |
| CN206114414U (en) | Gyration bending tester wheel hub fixing device | |
| US10369677B2 (en) | Screw thread roller burnishing apparatus |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170111 |
|
| RJ01 | Rejection of invention patent application after publication |