CN110231283A - Dynamic rotary friction coefficient tester - Google Patents
Dynamic rotary friction coefficient tester Download PDFInfo
- Publication number
- CN110231283A CN110231283A CN201910594998.5A CN201910594998A CN110231283A CN 110231283 A CN110231283 A CN 110231283A CN 201910594998 A CN201910594998 A CN 201910594998A CN 110231283 A CN110231283 A CN 110231283A
- Authority
- CN
- China
- Prior art keywords
- fixed
- flying disc
- pedestal
- driving motor
- friction coefficient
- 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
- G01N19/00—Investigating materials by mechanical methods
- G01N19/02—Measuring coefficient of friction between materials
Abstract
The present invention relates to dynamic rotary friction coefficient testers, it include pedestal, driving motor, the conducting slip ring seat being fixedly connected with the output shaft of driving motor, the flywheel being fixedly connected with conducting slip ring seat, the flying disc being rotatably attached with conducting slip ring seat, the friction plate being fixed on flying disc bottom surface, flying disc is corresponding to be located at immediately below flywheel, it is fixed with linear displacement transducer on flywheel, sensor hanging pin corresponding with linear displacement transducer is fixed on flying disc；Driving motor is fixed in motor casing, and motor casing can be along pedestal lifting moving, the fixed electromagnetic drive component for the elevating movement of driving motor shell in pedestal front end.Dynamic rotary friction coefficient tester provided by the invention is applicable in the coefficient of friction that detected materials surface is measured in fixed point monitoring on site or laboratory, is evaluated its antiskid performance；Have that test speed is fast simultaneously, the light and handy portable advantage of equipment.
Description
Technical field
The present invention relates to testing of materials equipment technical fields, are specifically related to dynamic rotary friction coefficient tester.
Background technique
Material friction coefficient is an important parameter of material property.
Summary of the invention
Technical problem to be solved by the invention is to provide a kind of dynamic rotary friction coefficient testers, for simulating friction
The coefficient of friction on detected materials surface is assessed in test.
In order to solve the above technical problems, the present invention is the following technical schemes are provided: dynamic rotary friction coefficient tester, including
Have pedestal, further include the driving motor having on pedestal, the conducting slip ring seat being fixedly connected with the output shaft of driving motor, with
Flywheel that conducting slip ring seat is fixedly connected, is fixed on rubbing on flying disc bottom surface at the flying disc being rotatably attached with conducting slip ring seat
Pad, flying disc is corresponding to be located at immediately below flywheel, is fixed with linear displacement transducer on flywheel, is fixed on flying disc and straight-line displacement
The corresponding sensor hanging pin of sensor；Driving motor is fixed in motor casing, and motor casing can along pedestal lifting moving, and
And the fixed electromagnetic drive component for the elevating movement of driving motor shell in pedestal front end；Electromagnetic drive component driving motor shell
When rise, start driving motor, flywheel and flying disc are with rotation, when rotation speed reaches preset off line speed, drive
Dynamic motor stopping, flying disc continue to rotate, and electromagnetic drive component falls motor casing, and the friction plate of flying disc bottom surface moves down.
It on that basis of the above technical scheme, further include the water injector having Gu Ding on the base, which includes
It is located at spray module, the fixed water supply pump on the base of two sides of base, spray module includes fixed spray on the base
Water pipe and the fixed water supplying pipe for being connected to sparge pipe water intake end, the water outlet of sparge pipe correspond to flying disc distribution, the output of water supply pump
End is connected by three-way solenoid valve with the water supplying pipe of two sides.
On that basis of the above technical scheme, the electromagnetic drive component include be fixed on pedestal front end with electromagnet
Electromagnet box and the vertical electromagnet soup stick at the top of electromagnet box, the horizontal longitudinally connected hanging rod at the top of soup stick, two
Horizontal cross distribution connection long slab, two be fixed on the connecting plate at motor casing leading flank both ends, two fixations table on the base
The carrier base at face both ends, two connection long slabs are rotatably connected on carrier base and one end respectively and are fixedly connected on hanging rod correspondence
End, the other end be rotationally connected with the connecting plate of respective side；Absorption electromagnet soup stick moves down after electromagnet is powered, and connects long slab
Front end moves down, rear end tilts and motor casing is driven to move up, and after electromagnet power-off, connection long slab restores horizontality, and motor casing moves down.
On that basis of the above technical scheme, a connection short slab is rotatably connected between ipsilateral carrier base and connecting plate.Two
Between a carrier base, a pull rod is respectively fixed between two connecting plates.
It on that basis of the above technical scheme, further include the elevation and subsidence regulating device having on pedestal, the elevation and subsidence regulating device
Including being fixed on the upright bar of two sides of base, the crossbeam that both ends are separately fixed in the upright bar of two sides, liftable movably pass through crossbeam
Spring fixed link and spiral stretching spring, the top of the spiral stretching spring be fixedly connected on spring fixed link bottom end and bottom
End is fixedly connected on motor casing, is threadedly coupled in spring fixed link there are two stop nut, two stop nuts are located at cross
Two sides above and below beam.
On that basis of the above technical scheme, it is respectively fixed with sliding sleeve on the lateral wall of the motor casing two sides, the sliding sleeve
Liftable is movably socketed in the upright bar of respective side.
Compared with the prior art, the invention has the beneficial effects that: dynamic rotary PVvalue testing provided by the invention
Instrument is applicable in the coefficient of friction that detected materials surface is measured in fixed point monitoring on site or laboratory, is commented its antiskid performance
Valence；Have that test speed is fast simultaneously, the light and handy portable advantage of equipment.
Detailed description of the invention
Fig. 1 is schematic structural view of the invention；
Fig. 2 is side view angle schematic diagram of the present invention；
Fig. 3 is overhead view of the present invention.
Figure label are as follows: 1- pedestal, 2- driving motor, 3- conducting slip ring seat, 4- flywheel, 5- flying disc, 6- friction plate, 7- are straight
Linear movement pick-up, 8- sensor hanging pin, 9- motor casing, 10- water supply pump, 11- three-way solenoid valve, 12- sparge pipe, 13- supply water
Pipe, 14- electromagnet box, 15- electromagnet soup stick, 16- hanging rod, 17- connection long slab, 18- connection short slab, 19- carrier base, 20- connect
Fishplate bar, 21- pull rod, 22- upright bar, 23- crossbeam, 24- spring fixed link, 25- spiral stretching spring, 26- stop nut, 27- are sliding
Dynamic set.
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.
It further include having positioned at pedestal 1 referring to figs. 1 to Fig. 3 it is found that dynamic rotary friction coefficient tester, includes pedestal 1
On driving motor 2, be fixedly connected with the output shaft of driving motor 2 conducting slip ring seat 3, be fixedly connected with conducting slip ring seat 3
Flywheel 4, the flying disc 5 being rotatably attached with conducting slip ring seat 3, the friction plate 6 that is fixed on 5 bottom surface of flying disc, flying disc 5 is corresponding
Immediately below flywheel 4, detected materials test specimen is corresponding to be located at immediately below friction plate 6, is fixed with linear displacement transducer on flywheel 4
7, sensor hanging pin 8 corresponding with linear displacement transducer 7 is fixed on flying disc 5；Driving motor 2 is fixed in motor casing 9,
And motor casing 9 can be along 1 lifting moving of pedestal, moreover, the fixed electromagnetism for 9 elevating movement of driving motor shell in 1 front end of pedestal
Driving assembly；When electromagnetic drive component driving motor shell 9 rises, start driving motor 2, flywheel 4 and flying disc 5 with rotation, when
When rotation speed reaches preset off line speed, driving motor 2 is shut down, and flying disc 5 continues to rotate, and electromagnetic drive component makes electricity
Casing 9 is fallen, the 6 contact measured material test specimen of friction plate of 5 bottom surface of flying disc, carries out friction testing.
Above-mentioned electromagnetic drive component includes being fixed on the electromagnet box 14 with electromagnet of 1 front end of pedestal and vertical
Electromagnet soup stick 15, horizontal longitudinally connected hanging rod 16, the two horizontal cross at 15 top of soup stick positioned at 14 top of electromagnet box
Connecting plate 20, two for being fixed on 9 leading flank both ends of motor casing to the connection long slab 17, two of distribution are fixed on table on pedestal 1
The carrier base 19 at face both ends, two connection long slabs 17 are rotatably connected on carrier base 19 respectively and one end is fixedly connected on extension
The corresponding end of bar 16, the other end are rotationally connected with the connecting plate 20 of respective side；Between ipsilateral carrier base 19 and connecting plate 20
It is rotatably connected to a connection short slab 18, improves the stability of connection 17 driving motor shell 9 of long slab lifting；Two carrier bases 19 it
Between, between two connecting plates 20 be respectively fixed with a pull rod 22；Absorption electromagnet soup stick 15 moves down after electromagnet is powered, and connects
17 front end of long slab moves down, rear end tilts and motor casing 9 is driven to move up, and after electromagnet power-off, connection long slab 17 restores horizontality, electricity
Casing 9 moves down.
Simultaneously in order to cooperate the elevating movement for adjusting motor casing 9, the invention also includes have the lift adjustment being located on pedestal 1
Device, the elevation and subsidence regulating device include the cross that the upright bar 22 for being fixed on 1 two sides of pedestal, both ends are separately fixed in two sides upright bar 22
Beam 23, liftable movably pass through the spring fixed link 24 and spiral stretching spring 25 of crossbeam 23, the spiral stretching spring 25
Top is fixedly connected on 24 bottom end of spring fixed link and bottom end is fixedly connected on motor casing 9, is threadedly coupled in spring fixed link 24
There are two stop nut 26, two stop nuts 26 are located at about 23 two sides of crossbeam；On 9 two sides lateral wall of motor casing respectively
It is fixed with sliding sleeve 27, which is movably socketed in the upright bar 22 of respective side, improves and moves down on motor casing 9
Dynamic guiding is stablized.When motor casing 9 moves up under electromagnetic drive component effect, spiral stretching spring 25 is compressed, when electromagnetism drives
After dynamic component power-off, motor casing 9 moves down under the effect of 25 restoring force of spiral stretching spring.
Moreover, the water injector includes to be located at base the invention also includes there is fixed water injector on the base
The spray module of 1 two sides of seat, fixed water supply pump 10 on the base, spray module include the sparge pipe 12 being fixed on pedestal 1,
And the fixed water supplying pipe 13 for being connected to 12 water intake end of sparge pipe, the water outlet of sparge pipe 12 correspond to flying disc distribution, water supply pump 10
Output end is connected by three-way solenoid valve with the water supplying pipe 13 of 11 two sides.Before starting driving motor 2 accelerates, filled by water spray
It sets to the water spray operation of the friction plate of flying disc.
Dynamic rotary friction coefficient tester provided by the invention be applicable in fixed point monitoring or laboratory on site measure to
The coefficient of friction for surveying material surface, evaluates its antiskid performance.Tester and host computer, computer etc. are connect, can be used for
Trial curve is drawn, test data is continuous V-μ the friction coefficient speed change curves, can be within the scope of read test
The corresponding coefficient of friction of any speed.
Claims (7)
1. dynamic rotary friction coefficient tester includes pedestal, which is characterized in that further include the driving electricity having on pedestal
Machine, the conducting slip ring seat being fixedly connected with the output shaft of driving motor, the flywheel being fixedly connected with conducting slip ring seat and conduction are sliding
Flying disc that ring seat is rotatably attached, the friction plate being fixed on flying disc bottom surface, flying disc is corresponding to be located at immediately below flywheel, on flywheel
It is fixed with linear displacement transducer, sensor hanging pin corresponding with linear displacement transducer is fixed on flying disc；Driving motor
It is fixed in motor casing, and motor casing can be gone up and down moreover, pedestal front end is fixed for driving motor shell along pedestal lifting moving
The electromagnetic drive component of movement；When electromagnetic drive component driving motor shell rises, start driving motor, flywheel and flying disc are with rotation
Turn, when rotation speed reaches preset off line speed, driving motor is shut down, and flying disc continues to rotate, electromagnetic drive component
Fall motor casing, the friction plate of flying disc bottom surface moves down.
2. dynamic rotary friction coefficient tester according to claim 1, which is characterized in that further include being fixed on pedestal
On water injector, which includes the spray module for being located at two sides of base, fixed water supply pump on the base, spray
Water assembly includes fixed sparge pipe and the fixed water supplying pipe for being connected to sparge pipe water intake end on the base, and sparge pipe goes out
Water end (W.E.) corresponds to flying disc distribution, and the output end of water supply pump is connected by three-way solenoid valve with the water supplying pipe of two sides.
3. dynamic rotary friction coefficient tester according to claim 1, which is characterized in that the electromagnetic drive component packet
Include the electromagnet box and the vertical electromagnet soup stick at the top of electromagnet box, water with electromagnet for being fixed on pedestal front end
Put down the longitudinally connected hanging rod at the top of soup stick, the connection long slab of two horizontal cross distribution, two be fixed on motor casing leading flank
The connecting plate at both ends, two carrier bases for being fixed on pedestal upper surface both ends, two connection long slabs are rotatably connected to respectively
On carrier base and one end is fixedly connected on the corresponding end of hanging rod, the other end is rotationally connected with the connecting plate of respective side；Electromagnet
After energization adsorb electromagnet soup stick move down, connect long front edge of board move down, rear end tilt drive motor casing move up, electromagnet power-off
Afterwards, connection long slab restores horizontality, and motor casing moves down.
4. dynamic rotary friction coefficient tester according to claim 3, which is characterized in that ipsilateral carrier base and connection
A connection short slab is rotatably connected between plate.
5. dynamic rotary friction coefficient tester according to claim 3, which is characterized in that between two carrier bases, two
A pull rod is respectively fixed between a connecting plate.
6. dynamic rotary friction coefficient tester according to claim 1, which is characterized in that further include having on pedestal
Elevation and subsidence regulating device, which includes that the upright bar for being fixed on two sides of base, both ends are separately fixed at two sides upright bar
On crossbeam, liftable movably pass through the spring fixed link and spiral stretching spring of crossbeam, the top of the spiral stretching spring
It is fixedly connected on spring fixed link bottom end and bottom end is fixedly connected on motor casing, there are two limits for threaded connection in spring fixed link
Nut, two stop nuts are located at crossbeam two sides up and down.
7. dynamic rotary friction coefficient tester according to claim 6, which is characterized in that on the outside of the motor casing two sides
Sliding sleeve is respectively fixed on wall, which is movably socketed in the upright bar of respective side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910594998.5A CN110231283A (en) | 2019-07-03 | 2019-07-03 | Dynamic rotary friction coefficient tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910594998.5A CN110231283A (en) | 2019-07-03 | 2019-07-03 | Dynamic rotary friction coefficient tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110231283A true CN110231283A (en) | 2019-09-13 |
Family
ID=67856748
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910594998.5A Pending CN110231283A (en) | 2019-07-03 | 2019-07-03 | Dynamic rotary friction coefficient tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110231283A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023029067A1 (en) * | 2021-09-01 | 2023-03-09 | 东北大学 | Portable intelligent robot for automatic measurement of snow surface friction coefficient |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3423116A1 (en) * | 1983-06-24 | 1985-01-03 | Nippo Sangyo Co., Ltd., Kokubunji, Tokio/Tokyo | DEVICE FOR MEASURING THE DYNAMIC FRICTION COEFFICIENT |
| CN1325024A (en) * | 2000-05-19 | 2001-12-05 | 大和建工株式会社 | Kinetic-friction coefficient measuring device |
| US20040187556A1 (en) * | 2002-05-22 | 2004-09-30 | Hironari Abe | Method for measuring coefficient of friction |
| EP1203928A4 (en) * | 1998-10-23 | 2005-03-23 | Nippo Sangyo | Road surface roughness measuring device |
| JP2005083783A (en) * | 2003-09-05 | 2005-03-31 | Nippo Corporation:Kk | Measuring instrument of coefficient of dynamic friction |
| CN1769862A (en) * | 2004-10-29 | 2006-05-10 | 韩国轮胎株式会社 | Portable revolving frictionfactor measuring device for road surface |
| JP3940613B2 (en) * | 2002-02-12 | 2007-07-04 | ヒノデホールディングス株式会社 | Dynamic friction coefficient measuring device |
| US20080163667A1 (en) * | 2004-03-05 | 2008-07-10 | Tomas Lackman | Device for the Evaluation of Ski Wax |
| CN101408499A (en) * | 2008-11-11 | 2009-04-15 | 长安大学 | Device for testing anti-skid performance of road surface |
| CN106596392A (en) * | 2016-11-30 | 2017-04-26 | 厦门安踏体育用品有限公司 | Testing device and method for skin-friction coefficient of fabric |
-
2019
- 2019-07-03 CN CN201910594998.5A patent/CN110231283A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3423116A1 (en) * | 1983-06-24 | 1985-01-03 | Nippo Sangyo Co., Ltd., Kokubunji, Tokio/Tokyo | DEVICE FOR MEASURING THE DYNAMIC FRICTION COEFFICIENT |
| EP1203928A4 (en) * | 1998-10-23 | 2005-03-23 | Nippo Sangyo | Road surface roughness measuring device |
| CN1325024A (en) * | 2000-05-19 | 2001-12-05 | 大和建工株式会社 | Kinetic-friction coefficient measuring device |
| JP3940613B2 (en) * | 2002-02-12 | 2007-07-04 | ヒノデホールディングス株式会社 | Dynamic friction coefficient measuring device |
| US20040187556A1 (en) * | 2002-05-22 | 2004-09-30 | Hironari Abe | Method for measuring coefficient of friction |
| JP2005083783A (en) * | 2003-09-05 | 2005-03-31 | Nippo Corporation:Kk | Measuring instrument of coefficient of dynamic friction |
| US20080163667A1 (en) * | 2004-03-05 | 2008-07-10 | Tomas Lackman | Device for the Evaluation of Ski Wax |
| CN1769862A (en) * | 2004-10-29 | 2006-05-10 | 韩国轮胎株式会社 | Portable revolving frictionfactor measuring device for road surface |
| CN101408499A (en) * | 2008-11-11 | 2009-04-15 | 长安大学 | Device for testing anti-skid performance of road surface |
| CN106596392A (en) * | 2016-11-30 | 2017-04-26 | 厦门安踏体育用品有限公司 | Testing device and method for skin-friction coefficient of fabric |
Non-Patent Citations (3)
| Title |
|---|
| 刘志强: "《竖井掘进机凿井技术》", 30 November 2018 * |
| 李华冬，柳凯: "动态旋转式摩擦系数测定仪测定路面摩擦系数的方法", 《城市建设理论研究（电子版）》 * |
| 秦浪朝: "路面摩擦系数的检测与评价方法的研究", 《中国优秀硕士学位论文全文数据库 工程科技II辑》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023029067A1 (en) * | 2021-09-01 | 2023-03-09 | 东北大学 | Portable intelligent robot for automatic measurement of snow surface friction coefficient |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206420421U (en) | A kind of miniature reception hole depth measurement device | |
| CN110231283A (en) | Dynamic rotary friction coefficient tester | |
| CN206248700U (en) | A kind of adjustable probe automatic detection device | |
| CN110320118A (en) | A kind of novel Furniture strength test device | |
| CN111983252A (en) | New energy automobile motor working rotating speed detection device and detection method thereof | |
| CN203629798U (en) | Screw testing device | |
| CN108489429A (en) | A kind of degree of plainness for wall surface measuring device | |
| CN208476499U (en) | A kind of device for testing tensile force | |
| CN105834872B (en) | A kind of metallographic-sample polisher | |
| CN208043623U (en) | A kind of static and dynamic friction coefficient testing machine | |
| CN218994273U (en) | Concrete type airport runway flatness monitoring device | |
| CN210154955U (en) | Furniture impact testing machine | |
| CN206862829U (en) | A kind of adjustable height test bracket | |
| CN213674485U (en) | Cutting device for high-precision furniture shaping | |
| CN205471958U (en) | Machine is obtained to cable drum cable | |
| CN105371797B (en) | A kind of jack automatic detection mechanism | |
| CN205192461U (en) | Jack automated inspection mechanism | |
| CN215066674U (en) | Concrete slump testing arrangement for construction | |
| CN113600267B (en) | Crushing device and crushing method for measuring firmness coefficient of coal | |
| CN204314003U (en) | Magnetic attraction measurement mechanism | |
| CN211346677U (en) | Be used for engineering flatness measuring apparatu | |
| CN201425793Y (en) | Friction inquiry apparatus | |
| CN209513491U (en) | A kind of friction test device of surface of solids micro-nano structure | |
| CN209485899U (en) | Callus on sole life-span test equipment and system | |
| CN113884060A (en) | Floor heating water pipe maintenance level detection device |
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 |