CN201060144Y - Rolling friction abrasion machine - Google Patents

Rolling friction abrasion machine Download PDF

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Publication number
CN201060144Y
CN201060144Y CNU2007200390489U CN200720039048U CN201060144Y CN 201060144 Y CN201060144 Y CN 201060144Y CN U2007200390489 U CNU2007200390489 U CN U2007200390489U CN 200720039048 U CN200720039048 U CN 200720039048U CN 201060144 Y CN201060144 Y CN 201060144Y
Authority
CN
China
Prior art keywords
rolling
stepper motor
mobile platform
module
torque sensor
Prior art date
Application number
CNU2007200390489U
Other languages
Chinese (zh)
Inventor
葛世荣
王世博
Original Assignee
中国矿业大学
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Application filed by 中国矿业大学 filed Critical 中国矿业大学
Priority to CNU2007200390489U priority Critical patent/CN201060144Y/en
Application granted granted Critical
Publication of CN201060144Y publication Critical patent/CN201060144Y/en

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Abstract

The utility model provides a rolling frictional wear machine, which consists of three drive stepper motors on different orientations, a torque sensor, two-dimensional mobile platforms, a force transducer, a rolling load module, and a computer program-controlled module. One stepper motor is connected with the torque sensor, a driving friction ring sample is arranged on a drive shaft connected with the torque sensor, and the drive shaft is arranged on a bearing housing. The second stepper motor is connected with an upper mobile platform in the two-dimensional mobile platforms, the force transducer is arranged on the mobile platform; the rolling load module is arranged on a sensor, a driven friction ring sample is arranged on the drive shaft of the rolling load module, and the force transducer is arranged under the rolling load module. The third stepper motor is connected with a lower mobile platform in the two-dimensional mobile platforms. Two kinds of rolling load modules can implement two kinds of rolling friction test, and the utility module is applicable for the rolling frictional wear test of any ring sample the diameter of which is between 20mm-100mm. The utility model has simple structure, can be disassembled conveniently, can be loaded stably, rapidly, and exactly, and has high practicability.

Description

A kind of rolling friction abrasion test machine
Technical field
The utility model relates to a kind of rolling friction abrasion test machine, is particularly useful for the experiment of test material rolling friction performance.
Background technology
The two-phase mutual connection touches object, takes place to move relatively under external force P effect or when relative movement trend was arranged, the tangential resistance F that produces on the surface of contact was called friction force, and this impedance phenomenon is called friction.Forms of motion by kinematic pair can be divided into sliding friction and rolling friction.In the laboratory, the testing machine that is used to study sliding friction is very many, but the testing machine that is used for rolling friction has only M2000 type friction wear testing machine, it mainly is made of double-speed motor, speed reduction unit and two line shafts, double-speed motor drives two kinematic axiss respectively through two different cover kinematic trains of ratio of gear and rotates with different speed, and the speed that friction pair mated in the experiment is 200r/min-180r/min and 400r/min-360r/min.Therefore, M2000 type friction wear testing machine can only be realized the rolling friction of above two kinds of speed conditions, the friction specimen finish can only be three kinds of 30mm, 40mm, 50mm, in addition, M2000 type testing machine adopts leading screw spring manual loading, the contact interface friction coefficient measurement adopts the weight torque-balance system, by artificial read-record friction factor, cause the measuring accuracy of normal pressure Load Control degree of accuracy and friction factor low, be difficult to reach test effect, and M2000 type testing machine can't be realized the control to traction load.
Summary of the invention
The purpose of this utility model is according to the weak point in the prior art, provides a kind of simple in structure, measures accurately height, can realize the rolling friction abrasion test machine of slip rate and traction load continuous controllable.
Technical solution adopted in the utility model: main drive stepping motor by three different azimuth, torque sensor, the two dimension mobile platform, force cell, rolling burden module and computer program-control module constitute, one of them stepper motor links to each other with torque sensor, and the line shaft that links to each other with torque sensor is provided with initiatively friction ring sample, and line shaft is located on the bearing seat; Second stepper motor links to each other with a top mobile platform in the two-dimentional mobile platform, force cell is located on the mobile platform, the rolling burden module is located on the sensor, and the line shaft of rolling burden module is provided with passive friction ring sample, and its below is provided with force cell; The 3rd stepper motor links to each other with a following mobile platform in the two-dimentional mobile platform.
Described torque sensor and stepper motor junction are provided with shaft coupling; Be provided with shaft coupling with active friction ring sample line shaft junction; Described rolling burden module is by load axis, the bearing seat of support loading axle, stepper motor and the shaft coupling that load axis and motor are connected as a single entity constituted; Described rolling burden module comprises load axis, and load axis is located on the bearing seat, and load axis is connected with scrambler by shaft coupling, and scrambler is connected with hysteresis brake by shaft coupling.
The beneficial effects of the utility model: can realize two kinds of rolling friction tests with two kinds of rolling burden modules, the two friction rings traction rolling friction under the rolling friction of two friction rings under the slip rate arbitrarily, the 0-2.5Nm load.Can measure friction factor between the friction ring by torque sensor.Slip rate between the friction ring can be measured by shaft encoder, the function that slip rate or traction load are regulated continuously can be realized.Force cell and two-dimensional stage can realize the closed-loop control of normal pressure load, and the sideway movement of two-dimentional mobile platform can realize the compound rolling friction sample with lateral sliding.Can adjust initiatively friction ring velocity of rotation easily by computer measurement and control system.Be suitable for diameter 20mm-100mm between encircle the rolling friction abrasion test of sample arbitrarily.The employing modularization is installed, and is simple in structure, and convenient disassembly loads more steadily, accurate rapidly, has practicality widely.
Description of drawings
Fig. 1 is the utility model structural representation.
Fig. 2 is rolling burden module instance one structural representation among Fig. 1.
Fig. 3 is rolling burden module instance two structural representations among Fig. 1.
Among the figure: 1-stepper motor, 2, the 3-shaft coupling, 4-bearing seat, 5-line shaft, 6-is the friction ring sample initiatively, 7-mobile platform, 8-stepper motor, 9-mobile platform, the 10-force cell, 11-stepper motor, 12-rolling burden module, 13-friction ring sample, the 14-torque sensor, 15-computer measurement and control module, 16-load axis, 17-bearing seat, the 18-shaft coupling, 19-stepper motor, 20-load axis, 21-bearing seat, the 22-shaft coupling, 23-shaft encoder, 24-shaft coupling, 25-hysteresis brake
Embodiment
The utility model will be further described below in conjunction with the embodiment in the accompanying drawing:
Shown in Figure 1, stepper motor 1 is connected with torque sensor 14 by shaft coupling 2, and the other end of torque sensor 14 is connected with line shaft 5 one ends by shaft coupling 3, and line shaft 5 other ends are by the fastening active friction ring of nut sample 6.Two dimension mobile platform 7,9 passes through stepper motor 11 respectively and stepper motor 8 drives before and after the leading screws rotation driving platforms and move left and right.Force cell 10 is by being bolted on the mobile platform 9, and rolling burden module 12 is by being bolted on the sensor.The rolling burden module has the module and by two kinds of dynamic load modules of initiatively loading, and in the module of initiatively loading, load axis 16 1 ends are connected with stepper motor 19 by shaft coupling 18, and friction ring sample 13 is fastened on load axis 16 other ends by nut, and is shown in Figure 2.In the dynamic load module, friction ring sample 13 is fastened on load axis 20 1 ends by nut, and load axis 20 other ends link to each other with shaft encoder 23 1 ends by shaft coupling 22, and the other end of shaft encoder 23 is connected shown in Figure 3 by shaft coupling 24 with hysteresis brake 25.Stepper motor 11 drives mobile platform 9 and moves forward and backward, and makes friction ring sample 13 contact and apply certain load with active friction ring sample, and magnitude of load is measured by force cell 10 and determined.Use when initiatively loading module, set the rotating speed of stepper motor 1 and stepper motor 19 respectively, realize that the rolling friction under the fixing slip rate is tested.Use is set the rotating speed of stepper motor 1 and the load of hysteresis brake 25 during by the dynamic load module, realizes that the rolling friction down of fixed traction load tests.Set the rotating speed of stepper motor 8, can realize rolling friction test with the compound motion of lateral sliding.

Claims (4)

1. rolling friction abrasion test machine, it is characterized in that: it is mainly by the drive stepping motor of three different azimuth, torque sensor (14), the two dimension mobile platform, force cell (10), rolling burden module (12) and computer program-control module (15) constitute, and one of them stepper motor (1) links to each other with torque sensor (14), the line shaft (5) that links to each other with torque sensor (14) is provided with initiatively friction ring sample (6), and line shaft (5) is located on the bearing seat (4); Second stepper motor (8) links to each other with a top mobile platform (9) in the two-dimentional mobile platform, force cell (10) is located on the mobile platform (9), rolling burden module (12) is located on the sensor (10), the output shaft of rolling burden module (12) is provided with passive friction ring sample (13), and its below is provided with force cell (10); The 3rd stepper motor (11) links to each other with a following mobile platform (7) in the two-dimentional mobile platform.
2. rolling friction abrasion test machine according to claim 1 is characterized in that: described torque sensor (14) is provided with shaft coupling (2) with stepper motor (1) junction; Be provided with shaft coupling (3) with active friction ring sample (6) line shaft (5) junction.
3. rolling friction abrasion test machine according to claim 1, it is characterized in that: described rolling burden module (12) is by load axis (16), the bearing seat (17) of support loading axle (16), stepper motor (19) and shaft coupling (18) formation that load axis (16) and motor (19) are connected as a single entity.
4. rolling friction abrasion test machine according to claim 1, it is characterized in that: described rolling burden module (12) comprises load axis (20), load axis (20) is located on the bearing seat (21), load axis (20) is connected with scrambler (23) by shaft coupling (22), and scrambler (23) is connected with hysteresis brake (25) by shaft coupling (24).
CNU2007200390489U 2007-06-30 2007-06-30 Rolling friction abrasion machine CN201060144Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNU2007200390489U CN201060144Y (en) 2007-06-30 2007-06-30 Rolling friction abrasion machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNU2007200390489U CN201060144Y (en) 2007-06-30 2007-06-30 Rolling friction abrasion machine

Publications (1)

Publication Number Publication Date
CN201060144Y true CN201060144Y (en) 2008-05-14

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Application Number Title Priority Date Filing Date
CNU2007200390489U CN201060144Y (en) 2007-06-30 2007-06-30 Rolling friction abrasion machine

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Country Link
CN (1) CN201060144Y (en)

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102175598A (en) * 2011-02-18 2011-09-07 中国矿业大学 End face torsion frictional wear testing machine and method
CN101726330B (en) * 2008-10-15 2012-03-07 中国石化集团胜利石油管理局钻井工艺研究院 Device for testing stable platform
CN102419291A (en) * 2011-04-28 2012-04-18 中国科学院力学研究所 Rolling friction-wear testing machine capable of controlling friction coefficient and slip frequency on line
CN102818752A (en) * 2012-08-13 2012-12-12 河南科技大学 Double-disc type lubricating oil traction force testing machine
CN102116722B (en) * 2009-12-31 2013-04-03 中国科学院金属研究所 High-speed high-temperature multifunctional friction and abrasion tester
CN103868812A (en) * 2014-03-19 2014-06-18 大连理工大学 Variable-load rolling friction-abrasion testing machine
CN104181098A (en) * 2014-09-11 2014-12-03 四川大学 High/low-temperature slide/roll tribological property experimental table
CN105115844A (en) * 2015-09-24 2015-12-02 广东越联仪器有限公司 Abrasion tester for testing abrasion performance of centralizer
CN107014708A (en) * 2017-03-22 2017-08-04 南京神源生智能科技有限公司 One kind rolls current-carrying frictional wear experiment machine
CN107131989A (en) * 2017-04-20 2017-09-05 西南交通大学 A kind of law of friction development test device
CN107505258A (en) * 2017-04-25 2017-12-22 无锡职业技术学院 A kind of big load Multifunctional friction testing machine

Cited By (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101726330B (en) * 2008-10-15 2012-03-07 中国石化集团胜利石油管理局钻井工艺研究院 Device for testing stable platform
CN102116722B (en) * 2009-12-31 2013-04-03 中国科学院金属研究所 High-speed high-temperature multifunctional friction and abrasion tester
CN102175598A (en) * 2011-02-18 2011-09-07 中国矿业大学 End face torsion frictional wear testing machine and method
CN102419291B (en) * 2011-04-28 2013-06-12 中国科学院力学研究所 Rolling friction-wear testing machine capable of controlling friction coefficient and slip frequency on line
CN102419291A (en) * 2011-04-28 2012-04-18 中国科学院力学研究所 Rolling friction-wear testing machine capable of controlling friction coefficient and slip frequency on line
CN102818752A (en) * 2012-08-13 2012-12-12 河南科技大学 Double-disc type lubricating oil traction force testing machine
CN102818752B (en) * 2012-08-13 2014-07-02 河南科技大学 Double-disc type lubricating oil traction force testing machine
CN103868812A (en) * 2014-03-19 2014-06-18 大连理工大学 Variable-load rolling friction-abrasion testing machine
CN103868812B (en) * 2014-03-19 2015-11-18 大连理工大学 A kind of variable load rolling friction abrasion machine
CN104181098B (en) * 2014-09-11 2016-04-27 四川大学 High/low temperature slide rolling friction performance experiment table
CN104181098A (en) * 2014-09-11 2014-12-03 四川大学 High/low-temperature slide/roll tribological property experimental table
CN105115844A (en) * 2015-09-24 2015-12-02 广东越联仪器有限公司 Abrasion tester for testing abrasion performance of centralizer
CN107014708A (en) * 2017-03-22 2017-08-04 南京神源生智能科技有限公司 One kind rolls current-carrying frictional wear experiment machine
CN107014708B (en) * 2017-03-22 2020-02-28 南京神源生智能科技有限公司 Rolling current-carrying friction wear testing machine
CN107131989A (en) * 2017-04-20 2017-09-05 西南交通大学 A kind of law of friction development test device
CN107131989B (en) * 2017-04-20 2019-05-10 西南交通大学 A kind of law of friction development test device
CN107505258A (en) * 2017-04-25 2017-12-22 无锡职业技术学院 A kind of big load Multifunctional friction testing machine

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Granted publication date: 20080514

Termination date: 20100630