CN106092876B - A kind of friction coefficient tester - Google Patents
A kind of friction coefficient tester Download PDFInfo
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- CN106092876B CN106092876B CN201610642777.7A CN201610642777A CN106092876B CN 106092876 B CN106092876 B CN 106092876B CN 201610642777 A CN201610642777 A CN 201610642777A CN 106092876 B CN106092876 B CN 106092876B
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- friction
- motor
- pedestal
- leash
- power switching
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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
- G01N19/02—Measuring coefficient of friction between materials
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- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- 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 invention discloses a kind of friction coefficient testers, including control system, friction pedestal for being contacted with measured surface, power switching mechanism on friction pedestal is set, supporting mechanism on friction pedestal is set, tension sensor, the leash being connected with extraneous fixing end is provided in the power switching mechanism, the control system respectively with motor, tension sensor is electrically connected, the power switching mechanism simultaneously is additionally provided with its motor for furling leash of driving, the motor activity is connected on supporting mechanism, the tension sensor connects motor converses measured surface with the displacement and being input to of the detection motor when furl leash coefficient of friction in control system, the measurement method of the design is simple and convenient, it is swift to operate, the coefficient of friction of measured surface can rapidly be measured.
Description
Technical field
The present invention relates to detection device, especially a kind of friction coefficient tester.
Background technique
It is built in industry or material manufacturing field, staff generally requires the inspection for carrying out coefficient of friction to the surface of object
It surveys, and it is more complicated to the detection process of coefficient of friction on the market, and operating is also very inconvenient, and comes without special device
Coefficient of friction detect and compactly shows testing result to staff, considerably increases the work of staff
Amount.
Summary of the invention
In order to solve the above technical problems, the object of the present invention is to provide a kind of friction coefficient testers simple to operation.
The technical solution adopted by the present invention is that:
A kind of friction coefficient tester, friction pedestal, setting including control system, for contacting with measured surface are rubbing
The power switching mechanism on pedestal, the supporting mechanism being arranged on friction pedestal, tension sensor are wiped, is set in the power switching mechanism
It is equipped with the leash for being connected with extraneous fixing end, while the power switching mechanism is additionally provided with and it is driven to furl leash
Motor, the control system are electrically connected with motor, tension sensor respectively, which is connected on supporting mechanism, the drawing
Force snesor, which is connected to the motor, to be connect with the displacement of detection motor when the motor furls leash and will test result input
The coefficient of friction of measured surface is conversed into control system.
The power switching mechanism includes the gear set being arranged on friction pedestal, the worm screw that motor drive terminal is arranged in, and is somebody's turn to do
Worm screw engages with gear set, which connects one end of leash to furl leash.
The supporting mechanism is the fulcrum that friction pedestal is arranged in, and the fulcrum is hinged with a platform sling, the motor installation
On the platform sling.
The tension sensor connects the platform sling on the motor to detect the offset of platform sling.
The travel switch for controlling leash overhang is provided on the friction pedestal.
The control system include primary processor and respectively with primary processor be electrically connected display screen, key module,
The tension sensor and primary processor are electrically connected so that pull force calculation signal to be input in primary processor and by primary processor
It is output in display screen and shows.
This tester further includes shell and the bottom case to rub on pedestal is arranged in, which is arranged on bottom case and the two
Inside forms a cavity, and the power switching mechanism, motor, supporting mechanism, tension sensor are arranged on bottom case, the shell side
It is provided with through-hole and the through-hole is for being pierced by leash, the friction pedestal and bottom case are detachably connected.
Bolt is provided on the friction pedestal, the bottom case is provided with pin hole, which connect with pin hole with reality
Now friction pedestal and bottom case are detachably connected.
Beneficial effects of the present invention:
Friction pedestal is placed on measured surface in test, leash is drawn from tester by tester of the present invention
Out and it is fixed on outside, motor is furled leash by power switching mechanism, and in coiling process, friction pedestal is outwardly fixed
End movement, motor is movably connected on supporting mechanism, and in the process, due to the reciprocity of power, motor will appear certain
Displacement, connects the tension sensor of motor thus deformation occurs, and inputs a signal into control system, and control system will make
The power that being displaced occurs in motor converts, and then obtains the coefficient of friction of measured surface.The measurement method of the design is simple and convenient,
It is swift to operate, it can rapidly measure the coefficient of friction of measured surface.
Meanwhile the design includes shell and bottom case, friction pedestal and bottom case are detachably connected, and staff can basis
Measured surface come to friction pedestal replace, nonexpondable friction pedestal is likely to occur damage, can also be dismantled more
It changes.
Detailed description of the invention
A specific embodiment of the invention is described further with reference to the accompanying drawing.
Fig. 1 is the perspective view of tester of the present invention.
Fig. 2 is the top view of tester of the present invention.
Fig. 3 is the schematic internal view of tester of the present invention.
Fig. 4 is the schematic diagram of tester of the present invention.
Fig. 5 is the explosive view of tester of the present invention.
Fig. 6 is the power switching mechanism of tester of the present invention and the running schematic diagram of motor part.
Specific embodiment
As shown in Figure 1 and Figure 2, friction coefficient tester of the present invention has a shell 9 and bottom case 10, shell 9 and bottom case 10
A cavity is formed inside connection and the two, is provided with display screen 12 and key module 13 on shell 9, is provided with master in shell 9
Processor 11, which is electrically connected respectively with display screen 12, key module 13 and three forms a control system 1,
It is provided with power pack 141 in shell 9, the battery 14 powered for primary processor 11, display screen 12 is provided in power pack 141,
Key module 13 can control tester, such as unlatching/closing, setting parameter, in addition, being additionally provided on shell 9
Facilitate user take tester knob 94, be used for transmission the data cable plugs 95 of data, this is not the main protection of the design
Point, therefore do not elaborate.
As shown in Figure 3, Figure 4, the design includes a friction pedestal 2 for contacting with measured surface, is set on the pedestal 2 that rubs
Be equipped with power switching mechanism 3, be arranged in friction pedestal 2 on power switching mechanism 3, be arranged in friction pedestal 2 on supporting mechanism 4,
Tension sensor 5, is provided with the leash 6 being connected with extraneous fixing end in power switching mechanism 3, the control system 1 respectively with
Motor 7, tension sensor 5 are electrically connected, while the power switching mechanism 3 is additionally provided with its motor 7 for furling leash 6 of driving,
The motor 7 is movably connected on supporting mechanism 4, which is movably connected on supporting mechanism 4, which connects electricity
Machine 7 is to detect the displacement and being input to of motor 7 converses measured surface friction in control system 1 when furling leash 6
Coefficient.
A kind of above-mentioned embodiment for the design does not add shell 9 and bottom case 10, the component on tester in this embodiment
It is installed on friction pedestal 2, as shown in figure 5, and the preferred embodiment of the design is power switching mechanism 3, motor 7, supporting mechanism
4, tension sensor 5 is arranged on bottom case 10, and 9 side of shell is provided with through-hole 91 and the through-hole 91 is for being pierced by leash 6, should
The lower section of bottom case 10 is arranged in friction pedestal 2 and the two is detachably connected, and the detachable connection method of the design is friction bottom
It is provided with bolt 21 on seat 2, the bottom case 10 is provided with pin hole 92, and bolt 21 is engaged with pin hole 92 so that the pedestal 2 that rubs
It is fixed on bottom case 10, the mode being detachably connected herein can also be the engagement of buckle and bayonet or make to be screwed.
Friction pedestal 2 is detachably connected with bottom case 10, and staff can carry out friction pedestal 2 according to measured surface
Replacement, nonexpondable friction pedestal 2 are likely to occur damage, can also carry out dismounting and change.
The workflow of the design are as follows: in test, friction pedestal 2 is placed on measured surface, by leash 6 from survey
Outside is pulled out and is fixed in examination instrument, and motor 7 is furled leash 6 by power switching mechanism 3, and in coiling process, rub bottom
Seat 2 is mobile to fixing end, and motor 7 is movably connected on supporting mechanism 4, in the process, due to the reciprocity of power, motor 7
It will appear certain displacement, thus deformation occurs for the tension sensor 5 of connection motor 7, and inputs a signal into control system 1
In, control system 1 converts the power for making motor 7 occur being displaced, and then obtains the coefficient of friction of measured surface.The design's
Measurement method is simple and convenient, swift to operate, can rapidly measure the coefficient of friction of measured surface.
As the preferred embodiment of the design, as shown in fig. 6, power switching mechanism 3 includes the tooth being arranged on friction pedestal 2
The worm screw 32 that motor 7 drives end is arranged in wheel group 31, which engages with gear set 31, which connects leash 6
One end with scrolling leash 6, and supporting mechanism 4 is the fulcrum 41 that friction pedestal 2 is arranged in, and it is vertical that one is provided on bottom case 10
The side plate 93 of 9 bottom of shell, the fulcrum 41 setting is on side plate 93 and parallel with bottom case 10, and motor 7 can be directly hinged herein
On fulcrum 41, or platform sling 411 is socketed on motor 7,411 side of platform sling and fulcrum 41 are hinged, two ways
Realization motor 7 is flexibly connected with fulcrum 41, and two ways herein rotates motor 7 around fulcrum 41, during the test,
Motor 7 drive end worm screw 32 drive gear set 31 rotate, and then furl leash 6, under the interaction of power, motor 7 around
41 pivot offset of fulcrum, platform sling 411 also can respective offsets, during this, tension sensor 5 can connect the platform sling on motor 7
411 to detect the offset of platform sling 411, can also be directly connected to the offset that motor 7 detects motor 7, tension sensor 5 thus send out
Raw deformation, and input a signal into primary processor 11, primary processor 1 converts the power for making motor 7 occur deviating, into
And obtain the coefficient of friction of measured surface.
Meanwhile in order to be limited at 6 both ends of leash when pulling out or furling leash 6, the setting of 9 bottom of shell
There is the travel switch 8 for controlling 6 overhang of leash, travel switch 8 herein can connect motor 7 or control system 1,
Travel switch 8 detects the scrolling amount of motor 7 to carry out locking or directly carry out control locking by control system 1.
In addition, the design has a plurality of friction pedestals 2 for different coefficients of friction measured surface, differentiated friction pedestal 2
Surface roughness is different, can accordingly make a choice when measuring different measured surfaces, goes out to be provided in the bolt 21 of friction pedestal 2
Conductor or semiconductor are provided with Hall sensor in pin hole 92, setting conductor or semiconductor in differentiated friction pedestal 2
Arranging, position is different, and after bolt 21 accesses pin hole 92, Hall sensor leads to magnetic according to the position of conductor or semiconductor
The difference of flux, and then obtain by different Hall voltages the type of friction pedestal 2, and Hall sensor is input a signal into
In primary processor 11, primary processor 11 is converted using the parameter of corresponding friction pedestal 2, and specific scaling step is not
It is the main protection point of the design, therefore does not elaborate.
The above description is only a preferred embodiment of the present invention, and the present invention is not limited to above embodiment, as long as with
Essentially identical means realize that the technical solution of the object of the invention belongs within protection scope of the present invention.
Claims (7)
1. a kind of friction coefficient tester, it is characterised in that: including control system (1), the friction for being contacted with measured surface
Pedestal (2), setting friction pedestal (2) on power switching mechanism (3), setting friction pedestal (2) on supporting mechanism (4),
Tension sensor (5) is provided with the leash (6) for being connected with extraneous fixing end on the power switching mechanism (3), simultaneously
The power switching mechanism (3) be additionally provided with driving its furl leash (6) motor (7), the control system (1) respectively with motor
(7), tension sensor (5) is electrically connected, which is movably connected on supporting mechanism (4), the tension sensor (5) with
Motor (7) is connected with the displacement of detection motor (7) when the motor (7) furl leash (6) and to will test result defeated
Enter in control system (1) to converse the coefficient of friction of measured surface, the supporting mechanism (4) is setting in friction pedestal (2)
Fulcrum (41), the fulcrum (41) is hinged with a platform sling (411), and the motor (7) is mounted on the platform sling (411).
2. a kind of friction coefficient tester according to claim 1, it is characterised in that: the power switching mechanism (3) include
It is arranged and drives the worm screw (32) at end, the worm screw (32) and tooth in motor (7) in the gear set (31) on pedestal (2) that rubs, setting
Wheel group (31) engagement, the gear set (31) connect the one end of leash (6) to furl leash (6).
3. a kind of friction coefficient tester according to claim 1, it is characterised in that: tension sensor (5) connection
Platform sling (411) on the motor (7) is to detect the offsets of platform sling (411).
4. a kind of friction coefficient tester according to claim 1, it is characterised in that: be arranged on the friction pedestal (2)
There is the travel switch (8) for controlling leash (6) overhang.
5. a kind of friction coefficient tester according to claim 1, it is characterised in that: the control system (1) includes master
Processor (11) and the display screen (12) being electrically connected respectively with primary processor (11), key module (13), the pulling force pass
Sensor (5) and primary processor (11) are electrically connected so that pull force calculation signal to be input in primary processor (11) and by primary processor
(11) it is output to display in display screen (12).
6. a kind of friction coefficient tester according to claim 1, it is characterised in that: further include shell (9) and setting
Bottom case (10) in friction pedestal (2), which is arranged on bottom case (10) and forms a cavity inside the two, described
Power switching mechanism (3), motor (7), supporting mechanism (4), tension sensor (5) are arranged on bottom case (10), shell (9) side
It is provided with through-hole (91) and the through-hole (91) is for being pierced by leash (6), the friction pedestal (2) and bottom case (10) are removably
Connection.
7. a kind of friction coefficient tester according to claim 6, it is characterised in that: be arranged on the friction pedestal (2)
Have bolt (21), the bottom case (10) is provided with pin hole (92), which connect to realize friction with pin hole (92)
Pedestal (2) and bottom case (10) are detachably connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610642777.7A CN106092876B (en) | 2016-08-08 | 2016-08-08 | A kind of friction coefficient tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610642777.7A CN106092876B (en) | 2016-08-08 | 2016-08-08 | A kind of friction coefficient tester |
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| Publication Number | Publication Date |
|---|---|
| CN106092876A CN106092876A (en) | 2016-11-09 |
| CN106092876B true CN106092876B (en) | 2019-02-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610642777.7A Active CN106092876B (en) | 2016-08-08 | 2016-08-08 | A kind of friction coefficient tester |
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| Country | Link |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112067548A (en) * | 2020-09-24 | 2020-12-11 | 中国计量大学 | Portable surface resistance coefficient testing arrangement |
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| SU718766A1 (en) * | 1978-07-20 | 1980-02-29 | Киевский технологический институт легкой промышленности | Method of determining fibrous material friction coefficient |
| US5259236A (en) * | 1992-05-27 | 1993-11-09 | William English | Tribometer |
| EP0959340A2 (en) * | 1998-05-19 | 1999-11-24 | Borg-Warner Automotive, Inc. | Tribometer |
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| ES2335961A1 (en) * | 2009-10-07 | 2010-04-06 | Instituto Tecnologico De Aragon | Linear tribometer |
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| CN203929598U (en) * | 2014-03-10 | 2014-11-05 | 青岛科技大学 | A kind of Portable type full-automatic testing device for friction coefficient |
| JP2014213734A (en) * | 2013-04-25 | 2014-11-17 | テイ・エス テック株式会社 | Winding device |
| CN104777094A (en) * | 2015-04-10 | 2015-07-15 | 清华大学 | Experimental device for testing rubber friction performance |
| CN105115891A (en) * | 2015-09-08 | 2015-12-02 | 湖南工业大学 | Testing device and method for average friction coefficient between adhesive tapes and rollers |
| CN205941312U (en) * | 2016-08-08 | 2017-02-08 | 中山市鸿勋机械有限公司 | Friction coefficient test appearance |
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2016
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|---|---|---|---|---|
| SU718766A1 (en) * | 1978-07-20 | 1980-02-29 | Киевский технологический институт легкой промышленности | Method of determining fibrous material friction coefficient |
| US5259236A (en) * | 1992-05-27 | 1993-11-09 | William English | Tribometer |
| EP0959340A2 (en) * | 1998-05-19 | 1999-11-24 | Borg-Warner Automotive, Inc. | Tribometer |
| CN2529009Y (en) * | 2002-03-04 | 2003-01-01 | 徐其国 | Cycloid worm blinds rolling machine |
| ES2335961A1 (en) * | 2009-10-07 | 2010-04-06 | Instituto Tecnologico De Aragon | Linear tribometer |
| BRPI1004143A2 (en) * | 2010-10-20 | 2013-02-26 | Jose Nogueira Athayde | tribometry fitting equipment for biomaterial wear tests used in orthopedic knee prostheses |
| CN103048262A (en) * | 2011-10-13 | 2013-04-17 | 克朗斯股份公司 | Method and device for determining friction values |
| JP2014213734A (en) * | 2013-04-25 | 2014-11-17 | テイ・エス テック株式会社 | Winding device |
| CN203929598U (en) * | 2014-03-10 | 2014-11-05 | 青岛科技大学 | A kind of Portable type full-automatic testing device for friction coefficient |
| CN104777094A (en) * | 2015-04-10 | 2015-07-15 | 清华大学 | Experimental device for testing rubber friction performance |
| CN105115891A (en) * | 2015-09-08 | 2015-12-02 | 湖南工业大学 | Testing device and method for average friction coefficient between adhesive tapes and rollers |
| CN205941312U (en) * | 2016-08-08 | 2017-02-08 | 中山市鸿勋机械有限公司 | Friction coefficient test appearance |
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| CN106092876A (en) | 2016-11-09 |
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