CN107741397A - A kind of rolling friction pair and its test method for friction-wear test - Google Patents
A kind of rolling friction pair and its test method for friction-wear test Download PDFInfo
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- CN107741397A CN107741397A CN201711189304.7A CN201711189304A CN107741397A CN 107741397 A CN107741397 A CN 107741397A CN 201711189304 A CN201711189304 A CN 201711189304A CN 107741397 A CN107741397 A CN 107741397A
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- 238000012360 testing method Methods 0.000 title claims abstract description 44
- 238000005096 rolling process Methods 0.000 title claims abstract description 41
- 238000010998 test method Methods 0.000 title claims abstract description 7
- 238000002474 experimental method Methods 0.000 claims abstract description 8
- 238000003825 pressing Methods 0.000 claims abstract description 3
- 239000004519 grease Substances 0.000 claims description 3
- 230000003068 static effect Effects 0.000 claims description 3
- 239000010687 lubricating oil Substances 0.000 claims description 2
- 238000013461 design Methods 0.000 abstract description 3
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000686 essence Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N19/00—Investigating materials by mechanical methods
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- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
Being related to a kind of rolling friction pair for friction-wear test includes load axle, top board, roller, fastening chuck, roller disk；The load of the upper termination friction wear testing machine of load axle applies part, and the lower end of load axle connects pressing plate；The live spindle chassis of the lower termination friction wear testing machine of chuck is fastened, roller disk is fixed in the fastening chuck of upper end open, and roller is placed in the teeth groove of roller disk；During experiment, the lower surface of top board compresses the upper end bus of roller, the live spindle chassis driving fastening chuck of friction wear testing machine and roller disk rotation, and roller is with roller disk circular-rotation, roller rotation.Also include the test method of the rolling friction pair for friction-wear test.The present invention fills up the blank that rolling friction pair is applied to friction-wear test, and design of part is simple, and reliability is high；And current most friction wear testing machine can be efficiently embedded in, embedding grammar is simple and easy to operate, belongs to experiment friction pair technical field.
Description
Technical field
The present invention relates to a kind of experiment friction pair, the more particularly, to rolling friction pair of friction-wear test and its examination
Proved recipe method.
Background technology
The machine components to contact with each other occur relative motion and cause fretting wear, and this is to cause Machinery Control System reliability
One of with the major reason of precision instrument precision stability rapid drawdown.Friction wear testing machine is a kind of friction for studying contact surface
Abrasion and the scientific equipment of greasy property, the friction that correlation is obtained by the actual working environment of simplified modeling workpiece are ground
Data are damaged, obtain feedback whereby so as to improve the performance of friction pair.At present, friction wear testing machine is widely used for studying
Point-face, line-face, surface-to-surface sliding friction on.But the key position of some precision equipments, such as the pin tooth in RV reductors
Secondary roller frictional pair with rolling bearing of roller frictional etc., using rolling friction as the main way of contact.But do not occur related
The rolling friction pair applied to friction-wear test, this, which is just represented, to be simulated to rolling friction pair actual condition,
Seriously hinder to rolling friction pair more in-depth study.
It is therefore desirable to design a kind of rolling friction pair for friction-wear test, can reach can effectively simulate rolling
Friction pair operating mode, and can rapidly the embedded friction wear testing machine being commonly used to save R＆D costs.This requires the rolling
Dynamic friction pair embeddability is strong, and structure is as simple and reliable as possible, finally fills up the technological gap.
The content of the invention
For technical problem present in prior art, the purpose of the present invention is：One kind is provided and is exclusively used in fretting wear examination
The rolling friction pair and its test method for friction-wear test tested machine and actual condition can simulated.
In order to achieve the above object, the present invention adopts the following technical scheme that：
A kind of rolling friction pair for friction-wear test, including load axle, top board, roller, fastening chuck, roller
Disk；The load of the upper termination friction wear testing machine of load axle applies part, and the lower end of load axle connects pressing plate；Fasten chuck
The live spindle chassis of lower termination friction wear testing machine, roller disk are fixed in the fastening chuck of upper end open, and roller is placed
In the teeth groove of roller disk；During experiment, the lower surface of top board compresses the upper end bus of roller, the rotation of friction wear testing machine
Main shaft chassis driving fastening chuck and roller disk rotation, roller is with roller disk circular-rotation, roller rotation.
As a preferred embodiment, fastening chuck includes bottom plate, first boss, second boss, outer shoulder；Bottom plate is circle, circular
First boss be located at the center of bottom plate, annular outer shoulder is located at the edge of bottom plate, and annular second boss is located at the interior of outer shoulder
Side；Roller disk is between first boss, second boss, bottom plate.
As a preferred embodiment, screw is through the live spindle chassis of bottom plate and friction wear testing machine, will fastening chuck and
Live spindle chassis fastens.
As a preferred embodiment, roller disk is in a ring, upper surface is provided with multiple teeth groove, and multiple teeth groove are uniform along annular, tooth
For the length direction of groove along being radially arranged, teeth groove is semi-circular groove；The quantity of teeth groove is even number.
As a preferred embodiment, screw fastens fastening chuck and roller disk through the non-teeth groove position of roller disk and bottom plate.
As a preferred embodiment, the bottom of top board is circular slab, the top of top board is cylinder, and the center of cylinder is with holding
The blind hole of the lower end socket of power axle, a screw penetrate the lower end of circular slab and load axle, top board and load axle are axially fastened,
One trip bolt circumferentially fastens top board and load axle through the side wall of cylinder and the side wall of load axle.
As a preferred embodiment, during experiment, the edge of the bottom circular slab of top board is located on the inside of the outer shoulder of anchorage clip disk, and
The lower end of circular slab is less than the upper end of outer shoulder, prevents that lubricating oil/grease splashes so as to be defined between top board and fastening chuck
Space.
As a preferred embodiment, the upper surface of first boss and second boss is higher than the bottom of teeth groove, and it is upper less than roller
Hold bus.
For the test method of the rolling friction pair of friction-wear test, roller is with the roller being fixed on fastening chuck
Disk makees revolution type rotary motion, while also makees rotation type rolling, is force, static top board and rotation relative to rolling object
Roller disk, form the rolling friction pair of top board-roller-roller disk.
As a preferred embodiment, the diameter of roller is corresponding with the teeth groove specification of roller disk, places quantity and be even number and answer diagonal
Put.
Generally speaking, the invention has the advantages that：
1. filling up the blank that rolling friction pair is applied to friction-wear test, design of part is simple, and reliability is high；And can be high
Effect embedded most friction wear testing machine, embedding grammar at present is simple and easy to operate.
2. provided convenience for scientific research enterprise, personnel, both can be used the rolling friction pair to roller speed in rolling friction,
Size, quantity and loading size are studied, and can also study material, the roller skin-material pair of top board lower surface and roller disk
The influence of rolling friction pair.
Brief description of the drawings
Fig. 1 is a kind of sectional view of the rolling friction pair for friction-wear test.
Fig. 2 a are the front views of top board.
Fig. 2 b are the stereograms of top board.
Fig. 3 is the stereogram of roller.
Fig. 4 a are the top views of roller disk.
Fig. 4 b are the stereograms of roller disk.
Fig. 5 is the stereogram for fastening chuck.
Fig. 6 is roller, fastening chuck, the installation diagram of roller disk.
Wherein, 1 is load axle, and 2 be top board, and 3 be roller, 4 fastening chucks, and 5 be roller disk, and 2-1 is screw hole, 2-2
It is blind hole, 2-3 is screw hole, and 4-1 is screw hole, and 4-2 is screw hole, and 4-3 is first boss, and 4-4 is second boss, and 5-1 is
Screw hole, 5-2 are teeth groove.
Embodiment
It is next below that the present invention will be further described in detail.
A kind of rolling friction pair for friction-wear test, including：Load axle 1, top board 2, roller 3, fastening chuck
4th, roller disk 5.Wherein, the load of the upper end of load axle 1 and friction wear testing machine applies part and is fixedly connected, load axle 1 with
The blind hole 2-2 gaps of top board 2 coordinate, and both are fixed as one by screw by screw hole 2-1, while trip bolt passes through spiral shell
Nail 2-3 ensures that relative rotary motion does not occur in both, and the load that friction wear testing machine applies can be transmitted by load axle 1
To top board 2.The live spindle chassis for fastening chuck 4 and frictional testing machine is completely fixed by screw by screw hole 4-2, is fastened
Chuck 4 can obtain controllable rotary speed.Roller disk 5 is locked on fastening chuck 4 by screw by screw hole 5-1, roller 3
On the teeth groove 5-2 of roller disk 5.Top board 2 is in contact under being acted on by load with the upper end bus of roller 3.
Roller 3 makees revolution type rotary motion with the roller disk 5 being fixed on fastening chuck 4, while also makees rotation type rolling
It is dynamic, the relative object that rolls for force, static top board 2 and the roller disk 5 of rotation, form unique top board-roller-
The rolling friction pair of roller disk.
The external diameter of the circular slab of top board 2 should be slightly smaller than the internal diameter of the outer shoulder of fastening chuck 4, and top board 2 and roller 3
During contact, the lower surface of the circular slab of top board 2 should be located under the upper transverse plane of the outer shoulder of fastening chuck 4, it is ensured that test
Journey friction pair is in a comparatively closed space, and lubrication oil/grease, which is not easy to sputter, to be come.
Formation groove places roller disk 5 between fastening the first boss 4-3 and second boss 4-4 on chuck 4.Now, two
The upper transverse plane of individual boss answers the minimum point of a little higher than roller disk teeth groove 5-2 circumference, ensure in the rolling process of roller 3 without departing from
Roller disk 5；The peak residing for roller 3 is should also be below simultaneously, it is ensured that fastening chuck 4 will not interfere collision with top board 2.
Teeth groove 5-2 on roller disk 5 is semicolumn groove, and the diameter of teeth groove can need to process the chi of plurality of specifications according to experiment
It is very little.
The diameter of roller 3 should be corresponding with roller disk teeth groove 5-2 specifications, and placement quantity is unlimited, but should be even number and reply angle swing
Put.
Above-described embodiment is the preferable embodiment of the present invention, but embodiments of the present invention are not by above-described embodiment
Limitation, other any Spirit Essences without departing from the present invention with made under principle change, modification, replacement, combine, simplification,
Equivalent substitute mode is should be, is included within protection scope of the present invention.
Claims (10)
- A kind of 1. rolling friction pair for friction-wear test, it is characterised in that：Including load axle, top board, roller, fastening Chuck, roller disk；The load of the upper termination friction wear testing machine of load axle applies part, and the lower end of load axle connects pressing plate； The live spindle chassis of the lower termination friction wear testing machine of chuck is fastened, roller disk is fixed on the fastening chuck of upper end open Interior, roller is placed in the teeth groove of roller disk；During experiment, the lower surface of top board compresses the upper end bus of roller, fretting wear The live spindle chassis driving fastening chuck of testing machine and roller disk rotation, roller is with roller disk circular-rotation, roller rotation.
- 2. according to a kind of rolling friction pair for friction-wear test described in claim 1, it is characterised in that：Fasten chuck Including bottom plate, first boss, second boss, outer shoulder；Bottom plate is circle, and circular first boss is located at the center of bottom plate, annular Outer shoulder be located at the edge of bottom plate, annular second boss is located at the inner side of outer shoulder；Roller disk is located at first boss, second convex Between platform, bottom plate.
- 3. according to a kind of rolling friction pair for friction-wear test described in claim 2, it is characterised in that：Screw passes through The live spindle chassis of bottom plate and friction wear testing machine, fastening chuck and live spindle chassis are fastened.
- 4. according to a kind of rolling friction pair for friction-wear test described in claim 2, it is characterised in that：Roller disk is in Annular, upper surface are provided with multiple teeth groove, and multiple teeth groove are along annular uniform, and the length direction of teeth groove is along being radially arranged, teeth groove For semi-circular groove；The quantity of teeth groove is even number.
- 5. according to a kind of rolling friction pair for friction-wear test described in claim 4, it is characterised in that：Screw passes through The non-teeth groove position of roller disk and bottom plate, fastening chuck and roller disk are fastened.
- 6. according to a kind of rolling friction pair for friction-wear test described in claim 2, it is characterised in that：Top board Bottom is circular slab, and the top of top board is cylinder, and the center of cylinder is the blind hole being socketed with the lower end of load axle, and a screw is worn Enter the lower end of circular slab and load axle, top board and load axle are axially fastened, a trip bolt passes through the side wall of cylinder and held The side wall of power axle, top board and load axle are circumferentially fastened.
- 7. according to a kind of rolling friction pair for friction-wear test described in claim 6, it is characterised in that：During experiment, The edge of the bottom circular slab of top board is located on the inside of the outer shoulder of anchorage clip disk, and the lower end of circular slab is less than the upper end of outer shoulder, So as to define the space for preventing lubricating oil/grease splashing between top board and fastening chuck.
- 8. according to a kind of rolling friction pair for friction-wear test described in claim 4, it is characterised in that：First boss It is higher than the bottom of teeth groove with the upper surface of second boss, and less than the upper end bus of roller.
- 9. according to the test method of the rolling friction pair for friction-wear test any one of claim 1 to 8, its It is characterised by：Roller makees revolution type rotary motion with the roller disk being fixed on fastening chuck, while also makees rotation type rolling, Relative to object is rolled as force, static top board and the roller disk of rotation, the rolling of top board-roller-roller disk is formd Dynamic friction pair.
- 10. according to the test method of the rolling friction pair for friction-wear test described in claim 9, it is characterised in that： The diameter of roller is corresponding with the teeth groove specification of roller disk, places quantity and is put for even number and reply angle swing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711189304.7A CN107741397B (en) | 2017-11-24 | 2017-11-24 | Rolling friction pair for friction and wear test and test method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711189304.7A CN107741397B (en) | 2017-11-24 | 2017-11-24 | Rolling friction pair for friction and wear test and test method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN107741397A true CN107741397A (en) | 2018-02-27 |
| CN107741397B CN107741397B (en) | 2024-04-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711189304.7A Active CN107741397B (en) | 2017-11-24 | 2017-11-24 | Rolling friction pair for friction and wear test and test method thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110514583A (en) * | 2019-09-16 | 2019-11-29 | 大连理工大学 | A kind of spheric granules sliding-rolling friction testing instrument and test method |
| US11428625B2 (en) * | 2020-05-14 | 2022-08-30 | Beijing University Of Technology | Device for measuring friction coefficient under the condition of material periodic deformation |
| CN115901516A (en) * | 2022-12-31 | 2023-04-04 | 扬州市银建电气有限公司 | High-compatibility friction loss testing machine with multiple specifications and capable of independently adjusting and testing |
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| WO2006063597A1 (en) * | 2004-12-19 | 2006-06-22 | Mohamed Rahmani | Three-ball tribometer for rolling friction |
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| CN205941186U (en) * | 2016-07-25 | 2017-02-08 | 兰州交通大学 | Adorn formula end face frictional abrasion tester's vice dress clamp system of friction outward |
| CN207516225U (en) * | 2017-11-24 | 2018-06-19 | 华南理工大学 | A kind of rolling friction pair for friction-wear test |
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2017
- 2017-11-24 CN CN201711189304.7A patent/CN107741397B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2006063597A1 (en) * | 2004-12-19 | 2006-06-22 | Mohamed Rahmani | Three-ball tribometer for rolling friction |
| CN101393096A (en) * | 2008-10-24 | 2009-03-25 | 华东理工大学 | Coatings rolling contact fatigue tester |
| RU2009112708A (en) * | 2009-04-06 | 2010-10-20 | Государственное образовательное учреждение высшего профессионального образования "Вологодский государственный технический универси | METHOD FOR EXPERIMENTAL-THEORETICAL DETERMINATION OF FRICTION CHARACTERISTICS OF FRICTION COUPLES FOR TRANSFER OF ROTATIONAL MOTION AND DEVICE FOR ITS IMPLEMENTATION |
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| UA82697U (en) * | 2013-03-04 | 2013-08-12 | Хмельницкий Национальный Университет | Method for testing and evaluation of wear resistance of slide friction pairs by scheme cylinder-bullet |
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| CN105277459A (en) * | 2015-10-09 | 2016-01-27 | 天津工程机械研究院 | Multifunctional fatigue abrasion testing machine |
| CN205941186U (en) * | 2016-07-25 | 2017-02-08 | 兰州交通大学 | Adorn formula end face frictional abrasion tester's vice dress clamp system of friction outward |
| CN207516225U (en) * | 2017-11-24 | 2018-06-19 | 华南理工大学 | A kind of rolling friction pair for friction-wear test |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110514583A (en) * | 2019-09-16 | 2019-11-29 | 大连理工大学 | A kind of spheric granules sliding-rolling friction testing instrument and test method |
| CN110514583B (en) * | 2019-09-16 | 2021-04-20 | 大连理工大学 | Spherical particle sliding-rolling friction tester and testing method |
| US11428625B2 (en) * | 2020-05-14 | 2022-08-30 | Beijing University Of Technology | Device for measuring friction coefficient under the condition of material periodic deformation |
| CN115901516A (en) * | 2022-12-31 | 2023-04-04 | 扬州市银建电气有限公司 | High-compatibility friction loss testing machine with multiple specifications and capable of independently adjusting and testing |
| CN115901516B (en) * | 2022-12-31 | 2024-01-23 | 扬州市银建电气有限公司 | High-compatibility friction loss testing machine with multiple specifications capable of being independently adjusted and tested |
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| Publication number | Publication date |
|---|---|
| CN107741397B (en) | 2024-04-09 |
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