CN109655362A - Pavement material load abrasion limitation slip rate tester - Google Patents
Pavement material load abrasion limitation slip rate tester Download PDFInfo
- Publication number
- CN109655362A CN109655362A CN201910075754.6A CN201910075754A CN109655362A CN 109655362 A CN109655362 A CN 109655362A CN 201910075754 A CN201910075754 A CN 201910075754A CN 109655362 A CN109655362 A CN 109655362A
- Authority
- CN
- China
- Prior art keywords
- fixed
- wheel
- plate
- driving
- load
- 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
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
- G01N3/56—Investigating resistance to wear or abrasion
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)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The present invention relates to pavement materials to load abrasion limitation slip rate tester, including organic frame, the plate for being fixed on rack side, test specimen, rubber experiment wheel, the truck assembly for driving rubber experiment wheel to rotate, the loading device for driving truck assembly elevating movement, two groups of guidance sets being fixed on plate, the sink being fixed on plate, the heating plate being fixed in the water tank, rubber experiment wheel is located above test specimen, and test specimen is placed in heating plate；It further include having the cross sliding driving device for being fixed on the rack other side and moving along a straight line back and forth horizontally for drive load device along guidance set.Pavement material load abrasion limitation slip rate tester provided by the invention, suitable for carrying out indoor acceleration abrasion test to various ground surface material test specimens, mainly interacted using rubber testing wheel and test specimen, by transformation load pressure, the practical abrasion process in road surface in the case of traffic and Heavy Traffic is realized.
Description
Technical field
The present invention relates to technical field of experiment equipment, are specifically related to pavement material load abrasion limitation slip rate test
Instrument.
Background technique
The wear hardness of ground surface material directly influences the driving safety and comfort of running automobile, and therefore, it is necessary to simulate
Abrasion resisting ability of the ground surface material test specimen under carload effect, is provided with for Pavement Structure Design and functional layer material composition
The test basis of power.
Summary of the invention
Technical problem to be solved by the invention is to provide pavement materials to load abrasion limitation slip rate tester, Neng Goumo
The acceleration abrasion test of quasi- road pavement material test specimen.
In order to solve the above technical problems, the present invention is the following technical schemes are provided: pavement material load abrasion limitation slip rate
Tester, including organic frame, the plate for being fixed on rack side, test specimen, rubber experiment wheel, for drive rubber experiment wheel rotate
Truck assembly, the loading device for driving truck assembly elevating movement, two groups of guidance sets, fixations being fixed on plate
Sink on plate, the heating plate being fixed in the water tank, rubber experiment wheel are located above test specimen, and test specimen is placed in heating plate；
It further include having to be fixed on the rack other side and move along a straight line back and forth horizontally for drive load device along guidance set traversing
Driving device.
On that basis of the above technical scheme, the truck assembly includes wheel frame plate, is fixed on wheel frame plate upper surface
First motor and the first speed reducer, the driving wheel for being fixedly connected on the first speed reducer output shaft are fixed on wheel frame plate lower surface two
The side plate at end is fixed with rotatable shaft between both side plate, fixed driven wheel and rubber experiment is coaxially distributed in the shaft
Wheel, driving wheel are connect with driven wheel chain conveyer；First motor by the first speed reducer drive driving wheel rotation, driving wheel with it is driven
Wheel chain conveyer drives rubber experiment wheel to rotate in turn.
On that basis of the above technical scheme, the support that the guidance set includes the slide bar of horizontal distribution, is vertically distributed
Column, the both ends of slide bar pass through support column respectively and are fixed on plate；The loading device includes fixing seat, is fixed on fixing seat
Load cylinder on upper surface is fixed on fixing seat lower surface and guide holder corresponding with slide bar, top are fixedly connected on
Load Telescopic-cylinder end and bottom end are fixedly connected on the load bar of truck assembly, and guide holder can be socketed in cunning with sliding back and forth horizontally
On bar, load cylinder drives truck assembly elevating movement by load bar.
On that basis of the above technical scheme, several guide rods, the fixing seat are vertically fixed on the truck assembly
On offer pilot hole corresponding with each guide rod, be fixed with linear bearing in each pilot hole, the top difference of each guide rod
Liftable movement ground is located above fixing seat after passing through linear bearing.
On that basis of the above technical scheme, the cross sliding driving device includes a crank driving mechanism, the crank gearing
Mechanism includes the hinged connecting rod of a swing arm, Ji Yiyu swing arm, and connecting rod one end is articulated on loading device；The traversing driving dress
Set further includes having a rotation drive device for driving swing arm circumferentially rotatable.
On that basis of the above technical scheme, the rotation drive device includes the second motor being fixed on the rack and
Two speed reducers, the transmission axle being coaxially distributed with drive shaft, are fixed on the drive shaft being fixedly connected on the second speed reducer output shaft
Torque sensor between drive shaft and transmission axle is fixed with a rotating seat in the rack, and transmission axle is removably secured to
On rotating seat and swing arm one end is fixed on transmission axle top；Second motor drives drive shaft and transmission axle to be revolved by the second speed reducer
Turn, transmission axle and then driving swing arm rotation.
Compared with the prior art, the invention has the beneficial effects that: pavement material load abrasion limitation provided by the invention
Slip rate tester is suitable for carrying out various ground surface material test specimens indoor acceleration abrasion test, mainly uses rubber testing wheel
It interacts with test specimen, by transformation load pressure, realizes the practical abrasion process in road surface in the case of traffic and Heavy Traffic.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the tester of the present invention when not installing sink state；
Fig. 2 is tester main view angle schematic diagram of the present invention；
Figure label are as follows: 1- rack, 2- plate, 3- test specimen, 4- rubber experiment wheel, 5- sink, 6- heating plate, 7- take turns frame plate, 8-
First motor, the first speed reducer of 9-, 10- side plate, 11- driven wheel, 12- slide bar, 13- support column, 14- fixing seat, 15- load gas
Cylinder, 16- guide holder, 17- load bar, 18- guide rod, 19- swing arm, 20- connecting rod, the second motor of 21-, the second speed reducer of 22-,
23- drive shaft, 24- transmission axle, 25- torque sensor, 26- rotating seat.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
Referring to Figures 1 and 2 it is found that pavement material load abrasion limitation slip rate tester, including organic frame 1, it is fixed on
The plate 2 of 1 side of rack, test specimen 3, rubber experiment wheel 4, the truck assembly for driving rubber experiment wheel 4 to rotate, for driving
The loading device of truck assembly elevating movement, two groups of guidance sets being fixed on plate 2, the sink 5 being fixed on plate 2,
The heating plate 6 being fixed in sink 5, rubber experiment wheel 4 are located at 3 top of test specimen, and test specimen 3 is placed in heating plate 6；The heating plate 6
On be provided with the automatic heating element and temperature sensor being electrically connected in controller, it is different to be provided using heating plate
Temperature environment in the different temperatures season of simulated roadway traffic, test specimen is placed under different temperatures environment and is tested, wherein controller,
Automatic heating element and temperature sensor are market products, belong to the prior art, repeat no more.
The truck assembly includes to take turns frame plate 7, the first motor 8 being fixed on wheel 7 upper surface of frame plate and the first deceleration
Machine 9, the driving wheel for being fixedly connected on 9 output shaft of the first speed reducer, the side plate 10 for being fixed on wheel 7 lower surface both ends of frame plate, two sides
It is fixed with rotatable shaft between plate 10, fixed driven wheel 11 and rubber experiment wheel 4, driving wheel are coaxially distributed in the shaft
It is connect with 11 chain conveyer of driven wheel；First motor 8 drives driving wheel rotation, driving wheel and driven wheel 11 by the first speed reducer 9
Chain conveyer drives rubber experiment wheel 4 to rotate in turn；First motor 8 is electrically connected to controller, can be made by controlling first motor 8
Rubber experiment wheel 4 carries out experimental test with different wheel speeds.
The support column 13 that the guidance set includes the slide bar 12 of horizontal distribution, is vertically distributed, the both ends point of slide bar 12
Not Tong Guo support column 13 be fixed on plate 2；The loading device includes fixing seat 14, is fixed on 14 upper surface of fixing seat
Load cylinder 15, be fixed on 14 lower surface of fixing seat and guide holder 16 corresponding with slide bar 12, top are fixedly connected on
Load 15 telescopic end of cylinder and bottom end are fixedly connected on the load bar 17 of truck assembly, and the bottom end of load bar 17 is fixed on wheel carrier group
On the wheel frame plate 7 of part, guide holder 16 can be socketed on slide bar 12 with sliding back and forth horizontally, and then loading device passes through guide holder 16
The realization that is slidably matched with slide bar 12 is slided along guidance set transverse reciprocating；It loads cylinder 15 and wheel carrier is driven by load bar 17
Component elevating movement can impose different loads for experimental test using load cylinder 15 for rubber experiment wheel 4；Rubber is tried
Test wheel 4 fall contact with test specimen 3 friction to simulated driving and pavement friction test.Moreover, vertically solid on the truck assembly
Surely there are several guide rods 18, offer pilot hole corresponding with each guide rod 18 in the fixing seat 14, in each pilot hole
It is fixed with linear bearing, the top difference liftable movement ground of each guide rod 18 is located in fixing seat 14 after passing through linear bearing
Side improves the guiding stability of truck assembly elevating movement using guide rod 18.
Meanwhile tester further includes being fixed on 1 other side of rack and for drive load device along guidance set water
The cross sliding driving device of flat linear reciprocating motion；The cross sliding driving device includes a crank driving mechanism, the crank gearing machine
Structure includes the hinged connecting rod 20 of a swing arm 19, Ji Yiyu swing arm 19, and 20 one end of connecting rod is articulated on loading device, specifically,
The fixing seat 14 of 20 one end of connecting rod and loading device is hinged.The cross sliding driving device further includes having one to be used to drive 19 edge of swing arm
The rotation drive device to rotate in a circumferential direction, the rotation drive device include that the second motor 21 and second being fixed in rack 1 subtracts
Fast machine 22, the drive shaft 23 being fixedly connected on 22 output shaft of the second speed reducer, the transmission axle 24 being coaxially distributed with drive shaft 23,
The torque sensor 25 being fixed between drive shaft 23 and transmission axle 24 is fixed with a rotating seat 26, transmission axle in the rack 1
24 are removably secured on rotating seat 26 and 19 one end of swing arm is fixed on 24 top of transmission axle；Second motor 21 subtracts by second
Fast machine 22 drives drive shaft 23 and transmission axle 24 to rotate, transmission axle 24 and then the driving rotation of swing arm 19.The electrical connection of second motor 21
In controller, by the second motor 21 of manipulation it is the rotation speed of changeable swing arm 19, and then is driven by crank driving mechanism
Loading device is moved along guide rod, convenient for simulating different driving speeds.Meanwhile torque sensor is that controller acquires torsion
Parameter, the multiple parameters such as cooperation speed, wheel speed, load, temperature, test number (TN) assist to the wear hardness to test specimen comprehensive
Close Calculation Estimation.
Claims (6)
1. pavement material load abrasion limitation slip rate tester, it is characterised in that: including organic frame (1), be fixed on rack (1)
The plate (2) of side, rubber experiment wheel (4), the truck assembly for driving rubber experiment wheel (4) to rotate, is used for test specimen (3)
The loading device for driving truck assembly elevating movement, is fixed on plate (2) two groups of guidance sets being fixed on plate (2)
Sink (5), the heating plate (6) that is fixed in sink (5), rubber experiment wheel (4) is located above test specimen (3), and test specimen (3) is placed in
In heating plate (6)；Further include be fixed on rack (1) other side and for drive load device it is horizontal reciprocating along guidance set
The cross sliding driving device of linear motion.
2. pavement material load abrasion limitation slip rate tester according to claim 1, it is characterised in that: the wheel carrier
Component includes to take turns frame plate (7), the first motor (8) being fixed on wheel frame plate (7) upper surface and the first speed reducer (9), fix
The side plate (10) for being connected to the driving wheel of the first speed reducer (9) output shaft, being fixed on wheel frame plate (7) lower surface both ends, both side plate
(10) it is fixed with rotatable shaft between, fixed driven wheel (11) and rubber experiment wheel (12) are coaxially distributed in the shaft,
Driving wheel is connect with driven wheel (11) chain conveyer；First motor (8) drives driving wheel rotation by the first speed reducer (9), actively
Wheel drives rubber experiment wheel (12) to rotate in turn with driven wheel (11) chain conveyer.
3. pavement material load abrasion limitation slip rate tester according to claim 1, it is characterised in that: the guiding
The support column (13) that component includes the slide bar (12) of horizontal distribution, is vertically distributed, the both ends of slide bar (12) pass through support respectively
Column (13) is fixed on plate (2)；The loading device includes fixing seat (14), is fixed on fixing seat (14) upper surface
Cylinder (15) are loaded, are fixed on fixing seat (14) lower surface and guide holder corresponding with slide bar (12) (16), top are fixed
It is connected to load cylinder (15) telescopic end and bottom end is fixedly connected on the load bar (17) of truck assembly, guide holder (16) can be horizontal
It is socketed on slide bar (12) slidingly back and forth, load cylinder (15) drives truck assembly elevating movement by load bar (17).
4. pavement material load abrasion limitation slip rate tester according to claim 3, it is characterised in that: the wheel carrier
It is vertically fixed with several guide rods (18) on component, is offered on the fixing seat (14) corresponding with each guide rod (18)
Pilot hole, linear bearing is fixed in each pilot hole, and the top difference liftable movement ground of each guide rod (18) passes through linear axis
It is located above fixing seat (14) after holding.
5. pavement material load abrasion limitation slip rate tester according to claim 1, it is characterised in that: described traversing
Driving device includes a crank driving mechanism, which includes a swing arm (19), Ji Yiyu swing arm (19) hinge
The connecting rod (20) connect, connecting rod (20) one end are articulated on loading device；The cross sliding driving device further includes having one to be used to drive
The circumferentially rotatable rotation drive device of swing arm (19).
6. pavement material load abrasion limitation slip rate tester according to claim 5, it is characterised in that: the rotation
Driving device includes the second motor (21) being fixed on rack (1) and the second speed reducer (22), is fixedly connected on second and subtracts
Drive shaft (23) on fast machine (22) output shaft, is fixed on drive shaft at the transmission axle (24) being coaxially distributed with drive shaft (23)
(23) torque sensor (25) between transmission axle (24) is fixed with a rotating seat (26), transmission axle on the rack (1)
(24) it is removably secured on rotating seat (26) and swing arm (19) one end is fixed on transmission axle (24) top；Second motor (21)
Drive shaft (23) and transmission axle (24) is driven to rotate by the second speed reducer (22), transmission axle (24) and then driving swing arm (19) rotation
Turn.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910075754.6A CN109655362A (en) | 2019-01-25 | 2019-01-25 | Pavement material load abrasion limitation slip rate tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910075754.6A CN109655362A (en) | 2019-01-25 | 2019-01-25 | Pavement material load abrasion limitation slip rate tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109655362A true CN109655362A (en) | 2019-04-19 |
Family
ID=66121437
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910075754.6A Pending CN109655362A (en) | 2019-01-25 | 2019-01-25 | Pavement material load abrasion limitation slip rate tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109655362A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111238947A (en) * | 2020-02-28 | 2020-06-05 | 重庆凯瑞汽车试验设备开发有限公司 | Device for accelerating and loading test of road surface |
| CN111458246A (en) * | 2020-05-12 | 2020-07-28 | 温州明荣汽车用品有限公司 | Quality detection device for rubber deceleration strip |
-
2019
- 2019-01-25 CN CN201910075754.6A patent/CN109655362A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111238947A (en) * | 2020-02-28 | 2020-06-05 | 重庆凯瑞汽车试验设备开发有限公司 | Device for accelerating and loading test of road surface |
| CN111458246A (en) * | 2020-05-12 | 2020-07-28 | 温州明荣汽车用品有限公司 | Quality detection device for rubber deceleration strip |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN100533115C (en) | Rubber abrasion test equipment | |
| CN104568476B (en) | A kind of suspension type tire mechanical property testing device | |
| CN105806576B (en) | A kind of wheel rail relation simulation fatigue test device and method | |
| CN109655362A (en) | Pavement material load abrasion limitation slip rate tester | |
| CN106525478B (en) | Corp combine-harvester torsion load test platform | |
| CN105203336B (en) | Column gantry type driving wheel test system | |
| CN105699099A (en) | Rolling vibration integrated test bed of driving wheel of electric vehicle | |
| CN107748070B (en) | New-energy automobile chassis load testing device | |
| KR101127068B1 (en) | Durable tester of track-roller | |
| CN209559685U (en) | Pavement material load abrasion limitation slip rate tester | |
| CN109855947B (en) | Double-drive wheel-rail real object rolling contact fatigue testing machine | |
| CN109470489B (en) | Electric simulation device for multi-condition road surface and road condition simulation method | |
| KR101358890B1 (en) | High speed friction tester for rubber block | |
| DE102007048839B4 (en) | Apparatus and method for investigating the wear resistance of a surface of a pavement sample | |
| CN106768779A (en) | The mobile impact wheel load experimental rig and test method of a kind of clamped combination of freely-supported | |
| CN106893827B (en) | A kind of slab and special heavy plate quenching assay small rail car | |
| CN209400199U (en) | Closing of the door test device | |
| CN205067103U (en) | Stand portal formula drive wheel test system | |
| CN202002860U (en) | Emulsified asphalt mixture sample abrasion instrument | |
| CN207296530U (en) | A kind of jiffy stand and garage | |
| CN206531653U (en) | Corp combine-harvester torsion load test platform | |
| CN204789602U (en) | Automatic sampler tool hand | |
| CN204422221U (en) | A kind of suspension type tire mechanical property testing device | |
| CN207703656U (en) | Automatic vehicle tracking test instrument | |
| JP2006090972A (en) | Rail testing apparatus |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |