[go: up one dir, main page]

CN106813999A - A kind of portable friction abrasion test device - Google Patents

A kind of portable friction abrasion test device Download PDF

Info

Publication number
CN106813999A
CN106813999A CN201710044479.2A CN201710044479A CN106813999A CN 106813999 A CN106813999 A CN 106813999A CN 201710044479 A CN201710044479 A CN 201710044479A CN 106813999 A CN106813999 A CN 106813999A
Authority
CN
China
Prior art keywords
fixed
base
force sensor
screw
portable friction
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.)
Granted
Application number
CN201710044479.2A
Other languages
Chinese (zh)
Other versions
CN106813999B (en
Inventor
蔡振兵
朱旻昊
陈志强
李正阳
彭金方
张晓宇
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Southwest Jiaotong University
Original Assignee
Southwest Jiaotong University
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Southwest Jiaotong University filed Critical Southwest Jiaotong University
Priority to CN201710044479.2A priority Critical patent/CN106813999B/en
Publication of CN106813999A publication Critical patent/CN106813999A/en
Application granted granted Critical
Publication of CN106813999B publication Critical patent/CN106813999B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N3/00Investigating strength properties of solid materials by application of mechanical stress
    • G01N3/56Investigating resistance to wear or abrasion
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N19/00Investigating materials by mechanical methods
    • G01N19/02Measuring coefficient of friction between materials

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)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)

Abstract

本发明提供了一种便携式摩擦磨损试验装置,旨在解决现有的试验机存在体积大且不便于外出携带的问题,包括基座、驱动电机、丝杆模组、上试样夹具、下试样夹具、直线轴承组件、力传感器、连接块、配重块、光栅尺、光栅尺读数头和油槽。丝杆模组包括丝杆和螺母座,油槽固定在螺母座上,下试样夹具固定在油槽内,驱动电机设置在基座上。直线轴承组件包括轴承座和滑杆,滑杆纵向设置在基座上,连接块固定在轴承座上,力传感器设置在连接块的下端,配重块设置在连接块的上端,上试样夹具设置在力传感器的下端。光栅尺读数头固定在基座上且与光栅尺平行设置,光栅尺固定在连接块上且纵向设置。本发明中的试验装置体积小,重量轻,便于携带。

The invention provides a portable friction and wear test device, which aims to solve the problem that the existing testing machine has a large volume and is not convenient to carry out, including a base, a driving motor, a screw module, an upper sample fixture, a lower test sample fixture, linear bearing assembly, force sensor, connecting block, counterweight, grating scale, grating scale read head and oil tank. The screw module includes a screw and a nut seat, the oil groove is fixed on the nut seat, the lower sample fixture is fixed in the oil groove, and the driving motor is arranged on the base. The linear bearing assembly includes a bearing seat and a slide bar. The slide bar is longitudinally arranged on the base, the connecting block is fixed on the bearing seat, the force sensor is arranged at the lower end of the connecting block, the counterweight is arranged at the upper end of the connecting block, and the upper sample holder Set at the lower end of the force sensor. The reading head of the grating ruler is fixed on the base and arranged parallel to the grating ruler, and the grating ruler is fixed on the connecting block and arranged vertically. The test device in the present invention is small in size, light in weight and easy to carry.

Description

A kind of portable friction abrasion test device
Technical field
The present invention relates to a kind of experimental rig for measuring fretting wear, more particularly to a kind of portable friction wear test dress Put.
Background technology
Fretting wear not still plant equipment inefficiency the reason for, be also the principal mode for causing equipment failure.Machinery The factor such as the fretting wear of parts and part material, work condition environment (pressure, temperature and lubrication) is closely related in equipment.Therefore The professional friction wear testing machine that actual condition can be simulated is that Tribological Test studies essential instrument.Friction-wear test Machine is a kind of extreme pressure property for evaluating various lubricants, wear resistance and calculates the testing equipment of coefficient of friction, fretting wear The advanced and multi-functional precision and reliability for being directly connected to experimental study of testing machine.
At present, the friction wear testing machine developed both at home and abroad is roughly divided into following a few classes:Four ball frictional testing machines, ball- Disk friction wear testing machine, reciprocating friction abrasion tester and all kinds of extraordinary friction wear testing machines.In recent years, friction mill Damaging the development of testing machine has very big progress, but current testing machine is present, and volume is big, weight is big, be not easy to outgoing carrying The shortcomings of.
The content of the invention
The invention provides a kind of portable friction abrasion test device, it is intended to which solving existing testing machine, to there is volume big And it is not easy to the problem of outgoing carrying.
In order to solve the above technical problems, the present invention is achieved through the following technical solutions:
A kind of portable friction abrasion test device, including pedestal, motor, screw mandrel module, upper specimen holder, lower examination Sample fixture, linear bearing component, force snesor, contiguous block, balancing weight, grating scale, grating ruler reading head and oil groove.Screw mandrel module Including screw mandrel and nut seat, screw mandrel horizontally set, oil groove is fixed on nut seat, and lower specimen holder is fixed in oil groove, is driven Motor be arranged on pedestal and drive screw rotation, screw mandrel module be arranged on pedestal on.Linear bearing component includes bearing block And slide bar, slide bar is longitudinally disposed and is fixed on pedestal, and contiguous block is fixed on bearing block, and force snesor is arranged on contiguous block Lower end, balancing weight is arranged on the upper end of contiguous block, and upper specimen holder is arranged on the lower end of force snesor.Grating ruler reading head is fixed It is be arranged in parallel on pedestal and with grating scale, grating scale is fixed on contiguous block and longitudinally disposed.
Further, contiguous block is provided with installation axle, and balancing weight is counterweight, and the center of balancing weight is provided with through hole, balancing weight set Connect on the mounting shaft.The frictional resistance between upper sample and lower sample can as needed be increased.
Further, pedestal is the L-type being made up of base plate and riser.Screw mandrel module also includes pedestal, and pedestal passes through connecting plate It is fixed on base plate;The shell of motor is fixed on base plate.Grating ruler reading head is fixed on riser by installing plate, sliding Bar is fixed on riser.
Further, motor rotating shaft is connected by ripple shaft coupling with the screw mandrel of screw mandrel module.
Further, the shell of motor is connected by flange with the pedestal of screw mandrel module.
Further, the rear side one side of riser is provided with handle.It is easy to grasp.
Further, upper specimen holder is connected with force snesor by removable mode.Specimen holder can be convenient for changing, Changed accordingly according to different upper samples.
Further, motor is AC servo motor.
Further, force snesor is 2 D force sensor.Frictional force and normal force are measured respectively.
Contiguous block is moved upwards up to certain altitude, upper sample is arranged on upper specimen holder, lower sample is arranged on On lower specimen holder, to the liquid medium that presets is added in oil groove, putting down contiguous block makes to be arranged on upper on upper specimen holder Sample and the lower sample contacts on lower specimen holder.By the balancing weight socket of constant weight on the mounting shaft, startup is watched Taking motor makes its rotating, so as to drive the sliding block of screw mandrel module transversely to move left and right, makes the center of sample and lower sample Alignment.By the rotational frequency and its rotational angle of test requirements document setting motor, that is, play the reciprocal fortune in transversely left and right of sample Dynamic frequency and amplitude.In process of the test, the loading force of force snesor Real-time Collection longitudinal direction, horizontal tangential force, i.e. frictional force; Change in displacement of the grating displacement sensor Real-time Collection contiguous block in longitudinal direction.Obtain upper and lower by follow-up upper-computer processing software The change of wearing depth in coefficient of friction and experiment between sample.
Compared with prior art it is an advantage of the invention that:
1st, in the present invention experimental rig small volume, lightweight it is easy to carry.2nd, the wearing depth of sample can in the present invention Real-time Collection is carried out by grating scale and grating ruler reading head (i.e. grating displacement sensor).3rd, on being changed by balancing weight Pressure between sample and lower sample, realizes stabilization loading.4th, simple structure of the present invention, low cost of manufacture.
Brief description of the drawings
Technical scheme in order to illustrate more clearly the embodiments of the present invention, below will be attached to what is used needed for embodiment Figure is briefly described, it will be appreciated that the following drawings illustrate only certain embodiments of the present invention, therefore be not to be taken as to model The restriction enclosed, for those of ordinary skill in the art, on the premise of not paying creative work, can also be according to these Accompanying drawing obtains other related accompanying drawings.
Fig. 1 is complete machine structure schematic diagram of the invention.
Fig. 2 is the internal structure schematic diagram after present invention removal shell.
Specific embodiment
In the description of the invention, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", Terms such as " fixations " should be interpreted broadly, for example, it may be fixedly connected, or be detachably connected, or integrally;Can be with It is to mechanically connect, or electrically connect;Can be directly connected to, or be indirectly connected to by intermediary, Ke Yishi The connection of two element internals or two interaction relationships of element.For those of ordinary skills, can be with root Understand above-mentioned term concrete meaning in the present invention according to concrete condition.
It is the structural representation after present invention removal shell 1 refering to Fig. 1 and Fig. 2, Fig. 2.A kind of portable friction abrasion examination Experiment device, including pedestal, motor 2, screw mandrel module 4, upper specimen holder 13, lower specimen holder, linear bearing component 17, power Sensor 11, contiguous block 10, balancing weight 9, grating scale 16, grating ruler reading head 15 and oil groove 12.
Screw mandrel module 4 includes screw mandrel and nut seat, and screw mandrel horizontally set, oil groove 12 is fixed on nut seat, lower specimen holder Tool be fixed in oil groove 12, motor 2 be arranged on pedestal and drive screw rotation, screw mandrel module 4 be arranged on pedestal on; Motor 2 is AC servo motor.
Linear bearing component 17 includes bearing block and slide bar, and slide bar is longitudinally disposed and is fixed on pedestal, and contiguous block 10 is consolidated It is scheduled on bearing block, force snesor 11 is arranged on the lower end of contiguous block 10, force snesor 11 is 2 D force sensor.Balancing weight 9 The upper end of contiguous block 10 is arranged on, upper specimen holder 13 is arranged on the lower end of force snesor 11.Contiguous block 10 is provided with installation axle 8, balancing weight 9 is counterweight, and the center of balancing weight 9 is provided with through hole, and balancing weight is socketed in installation axle 8.The balancing weight 9 of loading force It is multiple, is adequacy test requirement, these balancing weights 9 is respectively adopted the material processing of different densities, while its appearance and size That processes is different, to meet the size control of loading force during experiment.
Grating ruler reading head 15 is fixed on pedestal and is be arranged in parallel with grating scale 16, and grating scale 16 is fixed on contiguous block 10 It is upper and longitudinally disposed.
The pedestal is the L-type being made up of base plate 6 and riser 7.Screw mandrel module 4 also includes pedestal, and pedestal passes through connecting plate 20 are fixed on base plate 6;The shell of motor 2 is fixed on base plate 6.Grating ruler reading head 15 is fixed on by installing plate 14 On riser 7, slide bar is fixed on riser 7.The rotating shaft of motor 2 is connected by ripple shaft coupling with the screw mandrel of screw mandrel module 4.Drive The shell of dynamic motor 2 is connected by flange 3 with the pedestal of screw mandrel module 4.The rear side one side of riser 7 is provided with handle.
Motor 2 is that the power of whole experimental rig provides unit, and motor is by electric machine control system control, motor The running frequency of the controllable AC servo motor of control system, operation amplitude.
Riser 7 and base plate 6 in this experimental rig other parts installing space is provided, as it is a kind of preferably both into " L " Type is fixed together." L " type draw-in groove is machined with the leading flank of riser 7, shell 1 is easily installed.Installed in the trailing flank of riser 7 Have to be easy to carry and move away from the handle of experimental rig.The bottom one side of base plate 6 is provided with four symmetrical support feets 5, for adjusting The depth of parallelism of whole machine, its material is elastomeric material, to reduce collision when experimental rig is placed.
Upper specimen holder 13 is connected with force snesor 11 by removable mode.Different type can be installed on force snesor 11 Upper specimen holder 13, with adapt to different tests requirement, the oil groove 12 on the nut seat of screw mandrel module 4 is affixed to below, oil Groove 12 is manufactured built with lower specimen holder, oil groove 12 using lucite, is easy to observe closed test state.
The course of work of this experimental rig is as follows:Electric machine control system control motor 2 makees rotating, by shaft coupling Device, screw mandrel, nut seat are finally changed into lower sample and move back and forth, and upper sample is pressed on lower sample, and relative cycle is cut between the two To slip, force snesor 11 collection loading force and frictional force, grating ruler reading head 15 and the collection displacement of contiguous block 10 of grating scale 16 Change, the change for obtaining coefficient of friction and wearing depth is processed by host computer.
During working condition of the present invention, four support feets 5 are placed on the ground, and longitudinal direction is vertical direction, are laterally level Left and right directions.
Specific embodiment of the invention is the foregoing is only, but technical characteristic of the invention is not limited thereto, Ren Heben The technical staff in field in the field of the invention, all cover among the scope of the claims of the invention by the change or modification made.

Claims (9)

1.一种便携式摩擦磨损试验装置,其特征在于:包括基座、驱动电机(2)、丝杆模组(4)、上试样夹具(13)、下试样夹具、直线轴承组件(17)、力传感器(11)、连接块(10)、配重块(9)、光栅尺(16)、光栅尺读数头(15)和油槽(12);1. A portable friction and wear test device, characterized in that: comprising a base, a drive motor (2), a screw mandrel module (4), an upper sample holder (13), a lower sample holder, and a linear bearing assembly (17 ), force sensor (11), connecting block (10), counterweight (9), grating ruler (16), grating ruler reading head (15) and oil tank (12); 丝杆模组(4)包括丝杆和螺母座,丝杆横向设置,油槽(12)固定在螺母座上,下试样夹具固定在油槽(12)内,驱动电机(2)设置在基座上且驱动丝杆的旋转,丝杆模组(4)安装在基座上;The screw module (4) includes a screw and a nut seat, the screw is arranged horizontally, the oil groove (12) is fixed on the nut seat, the lower sample clamp is fixed in the oil groove (12), and the driving motor (2) is arranged on the base and drive the rotation of the screw mandrel, the screw mandrel module (4) is installed on the base; 直线轴承组件(17)包括轴承座和滑杆,滑杆纵向设置且固定在基座上,连接块(10)固定在轴承座上,力传感器(11)设置在连接块(10)的下端,配重块(9)设置在连接块(10)的上端,上试样夹具(13)设置在力传感器(11)的下端;The linear bearing assembly (17) includes a bearing seat and a slide bar, the slide bar is longitudinally arranged and fixed on the base, the connection block (10) is fixed on the bearing seat, and the force sensor (11) is arranged at the lower end of the connection block (10), The counterweight (9) is arranged on the upper end of the connection block (10), and the upper sample clamp (13) is arranged on the lower end of the force sensor (11); 光栅尺读数头(15)固定在基座上且与光栅尺(16)平行设置,光栅尺(16)固定在连接块(10)上且纵向设置。The grating ruler reading head (15) is fixed on the base and arranged parallel to the grating ruler (16), and the grating ruler (16) is fixed on the connecting block (10) and arranged longitudinally. 2.根据权利要求1所述的一种便携式摩擦磨损试验装置,其特征在于:连接块(10)上设有安装轴(8),配重块(9)为砝码,配重块(9)的中心开有通孔,配重块(9)套接在安装轴(8)上。2. A kind of portable friction and wear testing device according to claim 1, characterized in that: the connecting block (10) is provided with an installation shaft (8), the counterweight (9) is a weight, and the counterweight (9) ) has a through hole in the center, and the counterweight (9) is sleeved on the mounting shaft (8). 3.根据权利要求1所述的一种便携式摩擦磨损试验装置,其特征在于:所述基座为由底板(6)和立板(7)构成的L型;3. A portable friction and wear test device according to claim 1, characterized in that: the base is L-shaped consisting of a bottom plate (6) and a vertical plate (7); 丝杆模组(4)还包括座体,座体通过连接板(20)固定在底板(6)上;驱动电机(2)的外壳固定在底板(6)上;The screw mandrel module (4) also includes a seat body, and the seat body is fixed on the base plate (6) through the connecting plate (20); the shell of the driving motor (2) is fixed on the base plate (6); 光栅尺读数头(15)通过安装板(14)固定在立板(7)上,滑杆固定在立板(7)上。The grating ruler reading head (15) is fixed on the vertical plate (7) through the mounting plate (14), and the slide bar is fixed on the vertical plate (7). 4.根据权利要求3所述的一种便携式摩擦磨损试验装置,其特征在于:驱动电机(2)转轴通过波纹联轴器与丝杆模组(4)的丝杆连接。4. A portable friction and wear test device according to claim 3, characterized in that: the rotating shaft of the drive motor (2) is connected to the screw of the screw module (4) through a corrugated coupling. 5.根据权利要求4所述的一种便携式摩擦磨损试验装置,其特征在于:驱动电机(2)的外壳通过法兰(3)与丝杆模组(4)的座体相连。5. A portable friction and wear test device according to claim 4, characterized in that: the casing of the drive motor (2) is connected to the base of the screw module (4) through a flange (3). 6.根据权利要求3所述的一种便携式摩擦磨损试验装置,其特征在于:立板(7)的后侧一面安装有把手。6. A portable friction and wear test device according to claim 3, characterized in that: a handle is installed on the rear side of the vertical plate (7). 7.根据权利要求1所述的一种便携式摩擦磨损试验装置,其特征在于:上试样夹具(13)与力传感器(11)通过可拆的方式连接。7. A portable friction and wear testing device according to claim 1, characterized in that: the upper sample holder (13) is connected to the force sensor (11) in a detachable manner. 8.根据权利要求1所述的一种便携式摩擦磨损试验装置,其特征在于:驱动电机(2)为交流伺服电机。8. A portable friction and wear testing device according to claim 1, characterized in that the drive motor (2) is an AC servo motor. 9.根据权利要求1所述的一种便携式摩擦磨损试验装置,其特征在于:力传感器(11)为二维力传感器。9. A portable friction and wear testing device according to claim 1, characterized in that the force sensor (11) is a two-dimensional force sensor.
CN201710044479.2A 2017-01-19 2017-01-19 A portable friction and wear test device Active CN106813999B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710044479.2A CN106813999B (en) 2017-01-19 2017-01-19 A portable friction and wear test device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710044479.2A CN106813999B (en) 2017-01-19 2017-01-19 A portable friction and wear test device

Publications (2)

Publication Number Publication Date
CN106813999A true CN106813999A (en) 2017-06-09
CN106813999B CN106813999B (en) 2020-02-21

Family

ID=59111095

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201710044479.2A Active CN106813999B (en) 2017-01-19 2017-01-19 A portable friction and wear test device

Country Status (1)

Country Link
CN (1) CN106813999B (en)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107817186A (en) * 2017-11-30 2018-03-20 上汽通用五菱汽车股份有限公司 A kind of detecting system and detection method of accurate Measurement die abrasion
CN107991205A (en) * 2018-01-17 2018-05-04 合肥工业大学 A kind of reciprocating high temperature friction and wear testing machine of micro linear
CN108731920A (en) * 2017-08-21 2018-11-02 西安工业大学 Frictional wear test device
CN108871991A (en) * 2018-08-17 2018-11-23 西南交通大学 A kind of gravitational load type fretting wear testing equipment that can simulate hot environment
CN109507058A (en) * 2018-12-14 2019-03-22 贵州大学 A kind of reciprocating fretting apparatus
CN110333156A (en) * 2019-06-24 2019-10-15 浙江大学 Nonmetallic materials frictional wear test device under hydrogen gas environment
CN112945844A (en) * 2021-02-20 2021-06-11 青岛科技大学 Vacuum high-temperature reciprocating type friction and wear testing system
CN114813428A (en) * 2022-05-10 2022-07-29 清华大学 Material testing machine

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1789964A (en) * 2005-12-31 2006-06-21 大连海事大学 Reciprocating high-temperature high-load friction wear test method and apparatus
CN102607976A (en) * 2012-03-12 2012-07-25 西南交通大学 Tester and method for testing test environment controllable multi-directional fine motion fatigue
CN102759489A (en) * 2011-04-27 2012-10-31 中国人民解放军装甲兵工程学院 Multifunctional vacuum friction and wear testing machine
CN102998196A (en) * 2012-12-11 2013-03-27 西南交通大学 Test device for tangential and radial composite fretting corrosion wear
CN103308407A (en) * 2013-05-12 2013-09-18 南京神源生智能科技有限公司 Reciprocating type micro-friction abrasion testing machine
CN104142281A (en) * 2014-07-15 2014-11-12 浙江工业大学 Tangential fretting wear test device driven by voice coil motor

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1789964A (en) * 2005-12-31 2006-06-21 大连海事大学 Reciprocating high-temperature high-load friction wear test method and apparatus
CN102759489A (en) * 2011-04-27 2012-10-31 中国人民解放军装甲兵工程学院 Multifunctional vacuum friction and wear testing machine
CN102607976A (en) * 2012-03-12 2012-07-25 西南交通大学 Tester and method for testing test environment controllable multi-directional fine motion fatigue
CN102998196A (en) * 2012-12-11 2013-03-27 西南交通大学 Test device for tangential and radial composite fretting corrosion wear
CN103308407A (en) * 2013-05-12 2013-09-18 南京神源生智能科技有限公司 Reciprocating type micro-friction abrasion testing machine
CN104142281A (en) * 2014-07-15 2014-11-12 浙江工业大学 Tangential fretting wear test device driven by voice coil motor

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108731920A (en) * 2017-08-21 2018-11-02 西安工业大学 Frictional wear test device
CN107817186A (en) * 2017-11-30 2018-03-20 上汽通用五菱汽车股份有限公司 A kind of detecting system and detection method of accurate Measurement die abrasion
CN107991205A (en) * 2018-01-17 2018-05-04 合肥工业大学 A kind of reciprocating high temperature friction and wear testing machine of micro linear
CN108871991A (en) * 2018-08-17 2018-11-23 西南交通大学 A kind of gravitational load type fretting wear testing equipment that can simulate hot environment
CN109507058A (en) * 2018-12-14 2019-03-22 贵州大学 A kind of reciprocating fretting apparatus
CN110333156A (en) * 2019-06-24 2019-10-15 浙江大学 Nonmetallic materials frictional wear test device under hydrogen gas environment
CN112945844A (en) * 2021-02-20 2021-06-11 青岛科技大学 Vacuum high-temperature reciprocating type friction and wear testing system
CN114813428A (en) * 2022-05-10 2022-07-29 清华大学 Material testing machine

Also Published As

Publication number Publication date
CN106813999B (en) 2020-02-21

Similar Documents

Publication Publication Date Title
CN106813999A (en) A kind of portable friction abrasion test device
AU2020102029A4 (en) Sliding friction and wear tester
CN107179254B (en) A kind of surface-to-surface contact twisting or micro-moving frictional wear pilot system and its control method
CN204831952U (en) Screw rod drilling tool rotor cladding material friction test device
CN111272535B (en) Fretting sliding composite friction and wear test system and operation method thereof
CN105158100B (en) Wearing clearance adjustment type ring block friction wear testing machine
CN109765024B (en) A multifunctional vibration contact testing machine
CN111999197B (en) A multifunctional friction and wear test device and its operation method
CN108534935B (en) A device for measuring friction, wear and lubricating oil film of ball-three-slope contact in pure sliding condition
CN102305748A (en) Frictional abrasion tester used for abrasion in-site measurement
CN102053015A (en) Tester for thrust bearing
CN202903483U (en) Water lubrication thrust bearing simulation test device used in vertical-type boat
CN109141886A (en) A kind of vibration and the state of wear combined monitoring experiment porch of shaft and bearing
CN101210799B (en) Car brake disk assembly jump measuring instrument
CN110954427B (en) A multifunctional miniature precision bearing experimental platform
CN100478669C (en) Friction-wear detecting apparatus
CN109932263A (en) Ultra-low temperature friction and wear vacuum test machine
CN102778400A (en) Leather performance index testing instrument
CN204649419U (en) A kind of plunger-copper sheathing friction pair performance testing device
CN204988921U (en) Wearing and tearing clearance adjustment formula ring piece friction wear testing machine
CN103901184A (en) A method for testing and evaluating the anti-friction and anti-wear performance of lubricating oil by using a friction testing machine
CN108760259A (en) A kind of contact of multifunction vibration and energy transition experiment platform
CN111351700B (en) Paddy field soil mechanics parameter measuring equipment
CN201149480Y (en) Instrument for measuring pulsation of car brake disk assembly
CN111735703A (en) A portable Bézier

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
GR01 Patent grant
GR01 Patent grant