CN204594819U - A kind of multifunction friction wear testing machine - Google Patents
A kind of multifunction friction wear testing machine Download PDFInfo
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- CN204594819U CN204594819U CN201520147950.7U CN201520147950U CN204594819U CN 204594819 U CN204594819 U CN 204594819U CN 201520147950 U CN201520147950 U CN 201520147950U CN 204594819 U CN204594819 U CN 204594819U
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Abstract
A kind of multifunction friction wear testing machine, comprise friction pair connection seat, rotary main shaft, partial gear, rectangular guideway, frame, sell or friction pair assembly on ball, sell or friction pair on ball, back and forth lower friction pair assembly, back and forth lower friction pair, left tooth bar, friction pair assembly on end face, friction pair on end face, friction pair assembly under end face, friction pair under end face, friction pair assembly under rotating disc, friction pair under rotating disc, it is characterized in that by changing different pairing friction pair assemblies on upper friction pair connection seat and rotary main shaft, realize friction pair and reciprocal lower friction pair on pin or ball, friction pair under friction pair and end face on end face, the mensuration of tribology parameters between friction pair under friction pair and rotating disc on pin or ball.This testing machine can carry out the Tribological Test of three kinds of multi-form friction pairs, and compared with existing friction wear testing machine, function is complete, structure is simple, cost is low.
Description
Technical field
The utility model belongs to friction wear testing machine design field, particularly a kind of multifunction friction wear testing machine carrying out friction pair on pin or ball and test with friction pair three kinds of multi-form friction pairs under friction pair on friction pair, pin or ball under friction pair on back and forth lower friction pair, end face and end face and rotating disc.
Background technology
All there is friction between the relative movement part of plant equipment, the improper rubbing wear caused due to faulty lubrication, also causes the huge waste of the wealth of society while affecting people's activity in production.In order to study rubbing wear phenomenon and essence thereof, the correct factor such as evaluating material and environment on the impact of rubbing wear, friction wear testing machine is absolutely necessary testing equipment.
By friction pair contact and forms of motion, friction wear testing machine can be divided into four balls, ring block, back and forth, a few class such as end face and pin dish friction wear testing machine.As MHK-500 ring block friction wear testing machine, MMU-2 high speed end face frictional wear tester, 14FW reciprocating friction testing machine etc., these testing machines are all the friction wear testing machine of single form friction pair.But, in the face of friction pair contact and the diversity of forms of motion, often need multiple stage friction pair contacts and forms of motion is different testing machine to meet different experiments requirement, this adds increased equipment investment cost, also result in the waste of experimental resources.
In known technology, there is the friction wear testing machine that can carry out multiple contact and the test of forms of motion friction pair on a small quantity, the Tribological Test of the various ways friction pairs such as the UMT series multifunctional friction wear testing machine as U.S. CE TR company can carry out back and forth, ring block, pin dish, this testing machine realizes the Tribological Test of corresponding form friction pair by same set of test and charger to the various combination of multiple lower friction pair motion module.But friction pair motion module all has the telecontrol equipment comprising the parts such as motor to realize corresponding sports form under every suit of this testing machine, complex structure, cost are high.Consider the current situation of friction wear testing machine, be necessary to develop a kind of structure simple, cheap, the multifunction friction wear testing machine of multiple contact and the test of forms of motion friction pair can be realized.
Summary of the invention
The object of the utility model design be to provide a kind of structure simple, cheap, different pairing friction pair assemblies can be changed carry out the multifunction friction wear testing machine that friction pair on pin or ball tests with friction pair under friction pair on friction pair, pin or ball under friction pair on back and forth lower friction pair, end face and end face and rotating disc on the upper friction pair connection seat of same testing machine and rotary main shaft.
Technical solution of the present utility model is: a kind of multifunction friction wear testing machine, comprise friction pair connection seat, rotary main shaft, partial gear, rectangular guideway, frame, sell or friction pair assembly on ball, sell or friction pair on ball, back and forth lower friction pair assembly, back and forth lower friction pair, left tooth bar, friction pair assembly on end face, friction pair on end face, friction pair assembly under end face, friction pair under end face, friction pair assembly under rotating disc, friction pair under rotating disc, it is characterized in that by changing different pairing friction pair assemblies on upper friction pair connection seat and rotary main shaft, realize friction pair and reciprocal lower friction pair on pin or ball, friction pair under friction pair and end face on end face, the mensuration of tribology parameters between friction pair under friction pair and rotating disc on pin or ball.
Before described multifunction friction wear testing machine to carry out on pin or ball friction pair and back and forth lower friction pair is tested, need friction pair assembly on pin or ball be screwed on upper friction pair connection seat, and friction pair on pin or ball is placed in friction pair assembly on pin or ball, fastening with nut; To back and forth descend friction pair assembly to be placed on the rectangular guideway of frame, and make back and forth to descend the left tooth bar in friction pair assembly to engage with the partial gear on rotary main shaft, then move horizontally rack upper surface by back and forth descending friction pair to be placed in, and fix with pressing plate.Wherein, friction pair connector and pin or ball are equipped with triaxial force sensor between friction pair fixture for pin or ball, be used for measuring friction pair and the normal pressure back and forth between lower friction pair and friction force on pin or ball, on described pin or ball, friction pair can be pin-shaped or spherical.Pin or ball on friction pair assembly can move up and down along vertical guide pillar under the drive of stepper motor with down-feed screw.Back and forth descend friction pair assembly by pressing plate, support plate, adjustment pad, press strip, move horizontally support, rolling bearing, back and forth descend friction pair, left tooth bar, right tooth bar to form, described adjustment pad is made up of one group of rigidity shim liner.When described reciprocal lower friction pair assembly is installed, first left tooth bar and right tooth bar being screwed is moving horizontally on support, and left tooth bar is engaged with the partial gear on rotary main shaft, with the transverse shifting of press strip limit levels traversing carriage, push down the upper surface moving horizontally support with rolling bearing.During test, start stepper motor, rotarily drive friction pair assembly on upper friction pair connection seat and pin or ball by down-feed screw to move down together and to make on pin or ball friction pair contact with reciprocal lower friction pair, reach the required pressure of test, stepper motor stops operating, wherein, test pressure is provided by the leaf spring in upper friction pair connection seat; Start buncher, when rotary main shaft rotates, partial gear first engages with left tooth bar, drives the back and forth lower friction pair moved horizontally on support to move backward, after rotary main shaft turns over 180 °, partial gear engages with right tooth bar, drive the back and forth lower friction pair moved horizontally on support to travel forward, rotary main shaft often rotates one week, and back and forth lower friction pair does a to-and-fro movement relative to friction pair on pin or ball, and so forth, realize friction pair on pin or ball to test with reciprocal lower friction pair.Friction pair and the friction factor back and forth between lower friction pair on corresponding operating mode downside pin or ball can be obtained divided by surveyed normal pressure with testing the friction force recorded.When moving horizontally the support left and right sides and occurring wearing and tearing, the correct engagement of partial gear and tooth bar can be had influence on, now should unclamp the trip bolt of press strip, to the inside symmetrical adjustment press strip, to make to move horizontally between support and press strip not only gapless but also can carry out freely, to-and-fro movement stably; When wearing and tearing appears in the surface in contact moving horizontally support and rectangular guideway, now should unclamp the trip bolt of back up pad, reduce the pad quantity of adjustment pad, realize the adjustment in gap between support plate and press strip, make rolling bearing and move horizontally between support to keep suitable snap-in force.
Described multifunction friction wear testing machine carries out before on end face, under friction pair and end face, friction pair is tested, need friction pair assembly on end face be screwed on upper friction pair connection seat, friction pair assembly under end face is enclosed within rotary main shaft, again friction pair under friction pair on end face and end face to be placed in respectively on end face friction pair assembly under friction pair assembly and end face, fastening with holding screw.Wherein, on end face, friction pair assembly is made up of friction pair on friction pair fixture, end face on friction pair fixture, mount pad, taper bolt, diaphragm pressure sensor, trundle, drive shaft system, end face on friction pair connector, pressure transducer, end face on end face.Thrust bearing in drive shaft system is for transmitting normal pressure, and deep groove ball bearing is used for the centering of axle system, and circlip is used for the fixing of deep groove ball bearing; Friction pair connector and end face are equipped with pressure transducer between friction pair fixture to end face, are used for measuring the normal pressure under friction pair and end face between friction pair on end face.On end face, friction pair assembly can move up and down along vertical guide pillar under the drive of stepper motor with down-feed screw.The barrel of mount pad has U-type groove, first diaphragm pressure sensor is sticked in the side of U-type groove, then the trundle on friction pair fixture on end face is aimed at U-type groove, load in mount pad together with drive shaft system, fix with taper bolt.During test, start stepper motor, rotarily drive friction pair assembly on upper friction pair connection seat and end face by down-feed screw to move down together friction pair on end face is contacted with friction pair under end face, reach the required pressure of test, stepper motor stops operating, wherein, test pressure is provided by the leaf spring in upper friction pair connection seat; Start buncher, drive friction pair assembly under end face to rotate, under making end face, friction pair rotates relative to friction pair on end face, to realize on end face friction pair under friction pair and end face and tests.Friction force on end face under friction pair and end face between friction pair makes friction pair fixture on end face produce rotation trend relative to mount pad, thus make trundle produce squeezing action to the diaphragm pressure sensor sticking in U-type groove side, namely diaphragm pressure sensor has Output pressure, and the distance L that the pressure recorded by diaphragm pressure sensor is multiplied by diaphragm pressure sensor force-detecting position and rotation center can obtain friction torque.The normal pressure recorded by end-surface friction pair internal diameter and external diameter, test and friction torque can obtain the friction factor on corresponding operating mode lower surface under friction pair and end face between friction pair through numerical evaluation.
Described multifunction friction wear testing machine to carry out on pin or ball under friction pair and rotating disc before friction pair test, friction pair assembly under rotating disc need be enclosed within rotary main shaft, and under friction pair under rotating disc being placed in rotating disc, friction pair assembly is also fastening with holding screw; Friction pair assembly on pin or ball is screwed on upper friction pair connection seat, and friction pair on pin or ball is placed in friction pair assembly on pin or ball, fastening with nut, rotate friction pair center deviation under friction pair assembly moves to rotating disc on horizontal screw lead pin or ball and lock apart from the position of e.Wherein, friction pair connector and pin or ball are equipped with triaxial force sensor between friction pair fixture for pin or ball, be used for measuring the normal pressure on pin or ball under friction pair and rotating disc between friction pair and friction force, on described pin or ball, friction pair can be pin-shaped or spherical.Pin or ball on friction pair assembly can move up and down along vertical guide pillar under the drive of stepper motor with down-feed screw.During test, start stepper motor, rotarily drive friction pair assembly on upper friction pair connection seat and pin or ball by down-feed screw to move down together friction pair on pin or ball is contacted with friction pair under rotating disc, reach the required pressure of test, stepper motor stops operating, wherein, test pressure is provided by the leaf spring in upper friction pair connection seat; Start buncher, under driven rotary dish, friction pair assembly rotates, and to realize on pin or ball friction pair under friction pair and rotating disc and tests.With the friction factor tested the friction force that records and can obtain on corresponding operating mode downside pin or ball under friction pair and rotating disc between friction pair divided by surveyed normal pressure.
Control the rotating speed of rotary main shaft by buncher, realize the control that described multifunction friction wear testing machine moves horizontally friction pair assembly rotational speed under friction pair assembly and rotating disc under support reciprocating speed, end face.
The advantage that the utility model has and good effect are: on market, most of friction wear testing machine carries out the Tribological Test of single form friction pair only, and the testing machine structure that minority can carry out the test of various ways friction pair is complicated, expensive.This testing machine friction pair connection seat and rotary main shaft can change different pairing friction pair assemblies on same, carry out the Tribological Test of friction pair on pin or ball and friction pair under friction pair on friction pair, pin or ball under friction pair on back and forth lower friction pair, end face and end face and rotating disc, there is structure simple, with low cost, multiple functional advantage.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Fig. 1 is a kind of multifunction friction wear testing machine housing construction schematic diagram
Fig. 2 is friction pair assemble cross-section on pin or ball
Fig. 3 is reciprocal lower friction pair assemble cross-section
Fig. 4 is that main shaft rotates 0 °-180 ° and moves horizontally support A-A cut-open view
Fig. 5 is that main shaft rotates 180 °-360 ° and moves horizontally support A-A cut-open view
Fig. 6 is that on pin or ball, friction pair and reciprocal lower friction pair are tested and assembled schematic diagram
Fig. 7 is friction pair assemble cross-section on end face
Fig. 8 is friction pair assemble cross-section under end face
Fig. 9 is that on end face, under friction pair and end face, friction pair is tested and assembled schematic diagram
Figure 10 is friction pair assemble cross-section under rotating disc
Figure 11 is that on pin or ball, under friction pair and rotating disc, friction pair is tested and assembled schematic diagram
In figure: 1. down-feed screw; 2. vertical guide pillar; 3. pole bracket; 4. horizontal screw lead; 5. horizontal guide pillar; 6. go up friction pair connection seat; 7. rotary main shaft; 8. partial gear; 9. rectangular guideway; 10. frame; 11. toothed belt transmissions; 12. sell or friction pair assembly on ball; 12-1. sells or friction pair connector on ball; 12-2. triaxial force sensor; 12-3. sells or friction pair fixture on ball; 12-4. sells or friction pair on ball; 13. reciprocal lower friction pair assemblies; 13-1. pressing plate; 13-2. support plate; 13-3. adjustment pad; 13-4. press strip; 13-5. move horizontally support; 13-6. rolling bearing; 13-7. back and forth descends friction pair; 13-8. left tooth bar; 13-9. right tooth bar; Friction pair assembly on 14. end faces; Friction pair connector on 14-1. end face; 14-2. pressure transducer; Friction pair fixture on 14-3. end face; 14-4. mount pad; 14-5. taper bolt; 14-6. diaphragm pressure sensor; 14-7. trundle; 14-8. drive shaft system; Friction pair fixture on 14-9. end face; 14-10. friction pair on end face; Friction pair assembly under 15. end faces; Friction pair under 15-1. end face; Friction pair fixture under 15-2. end face; Friction pair assembly under 16. rotating discs; Friction pair under 16-1. rotating disc; Friction pair fixture under 16-2. rotating disc
Embodiment
For understanding content of the present utility model, Characteristic further, hereby exemplifying following examples, coordinating accompanying drawing to be described as follows:
Embodiment one: as shown in Figure 1, a kind of multifunction friction wear testing machine, body comprises down-feed screw 1, vertical guide pillar 2, pole bracket 3, horizontal screw lead 4, horizontal guide pillar 5, upper friction pair connection seat 6, rotary main shaft 7, partial gear 8, rectangular guideway 9, frame 10, toothed belt transmission 11.If service-test machine carries out the Tribological Test of friction pair 12-4 on pin as shown in Figure 6 or ball and reciprocal lower friction pair 13-7, before test, need friction pair assembly 12 on pin or ball be screwed on upper friction pair connection seat 6, and friction pair 12-4 on pin or ball is placed in friction pair assembly 12 on pin or ball, fastening with nut; Be placed on the rectangular guideway 9 of frame 10 by back and forth descending friction pair assembly 13, and make back and forth to descend the left tooth bar 13-8 in friction pair assembly 13 to engage with the partial gear 8 on rotary main shaft 7, move horizontally support 13-5 upper surface by back and forth descending friction pair 13-7 to be placed in again, and fix with pressing plate 13-1.Wherein, friction pair connector 12-1 and pin or ball are equipped with triaxial force sensor 12-2 between friction pair fixture 12-3 for pin or ball, be used for measuring friction pair 12-4 and the normal pressure back and forth between lower friction pair 13-7 and friction force on pin or ball, on described pin or ball, friction pair 12-4 can be pin-shaped or spherical.Pin or ball on friction pair assembly 12 can move up and down along vertical guide pillar 2 under the drive of stepper motor with down-feed screw 1.Back and forth lower friction pair assembly 13 by pressing plate 13-1, support plate 13-2, adjustment pad 13-3, press strip 13-4, move horizontally support 13-5, rolling bearing 13-6, back and forth lower friction pair 13-7, left tooth bar 13-8, right tooth bar 13-9 and form, described adjustment pad 13-3 is made up of one group of rigidity shim liner.When described reciprocal lower friction pair assembly 13 is installed, first being screwed by left tooth bar 13-8 and right tooth bar 13-9 is moving horizontally on support 13-5, and left tooth bar 13-8 is engaged with the partial gear 8 on rotary main shaft 7, with the transverse shifting of press strip 13-4 limit levels traversing carriage 13-5, push down the upper surface moving horizontally support 13-5 with rolling bearing 13-6.During test, start stepper motor, rotarily drive friction pair assembly 12 on upper friction pair connection seat 6 and pin or ball by down-feed screw 1 to move down together and to make on pin or ball friction pair 12-4 contact with reciprocal time friction pair 13-7, reach the required pressure of test, stepper motor stops operating, wherein, test pressure is provided by the leaf spring in upper friction pair connection seat 6, start buncher, when rotary main shaft 7 rotates, partial gear 8 first engages with left tooth bar 13-8, the back and forth lower friction pair 13-7 moved horizontally on support 13-5 is driven to move backward, after rotary main shaft 7 turns over 180 °, partial gear 8 engages with right tooth bar 13-9, the back and forth lower friction pair 13-7 moved horizontally on support 13-5 is driven to travel forward, rotary main shaft 7 often rotates one week, back and forth lower friction pair 13-7 does a to-and-fro movement relative to friction pair 12-4 on pin or ball, and so forth, realize the Tribological Test of friction pair 12-4 and reciprocal lower friction pair 13-7 on pin or ball.Friction pair 12-4 and the friction factor back and forth between lower friction pair 13-7 on corresponding operating mode downside pin or ball can be obtained divided by surveyed normal pressure with testing the friction force recorded.When moving horizontally the support 13-5 left and right sides and occurring wearing and tearing, the correct engagement of partial gear 8 and tooth bar can be had influence on, now should unclamp the trip bolt of press strip 13-4, symmetrical adjustment press strip 13-4 to the inside, to make to move horizontally between support 13-5 and press strip 13-4 not only gapless but also can carry out freely, to-and-fro movement stably; When wearing and tearing appears in the surface in contact moving horizontally support 13-5 and rectangular guideway 9, now should unclamp the trip bolt of support plate 13-2, reduce the pad quantity of adjustment pad 13-3, realize the adjustment in gap between support plate 13-2 and press strip 13-4, make rolling bearing 13-6 and move horizontally between support 13-5 to keep suitable snap-in force.
Embodiment two: if the Tribological Test of friction pair 15-1 under friction pair 14-10 and end face on service-test machine carries out as shown in Figure 9 end face, need pull down being installed on friction pair assembly 12 on the pin of upper friction pair connection seat 6 or ball with the back and forth lower friction pair assembly 13 be installed on rectangular guideway 9, again friction pair assembly 14 on end face is screwed on upper friction pair connection seat 6, friction pair assembly 15 under end face is enclosed within rotary main shaft 7, again friction pair 15-1 under friction pair 14-10 on end face and end face to be placed in respectively on end face friction pair assembly 15 under friction pair assembly 14 and end face, fastening with holding screw.Wherein, on end face, friction pair assembly 14 is made up of friction pair 14-10 on friction pair fixture 14-9, end face on friction pair fixture 14-3, mount pad 14-4, taper bolt 14-5, diaphragm pressure sensor 14-6, trundle 14-7, drive shaft system 14-8, end face on friction pair connector 14-1, pressure transducer 14-2, end face on end face.Thrust bearing in drive shaft system 14-8 is for transmitting normal pressure, and deep groove ball bearing is used for the centering of axle system, and circlip is used for the fixing of deep groove ball bearing; Friction pair connector 14-1 and end face are equipped with pressure transducer 14-2 between friction pair fixture 14-3 to end face, are used for measuring the normal pressure under friction pair 14-10 and end face between friction pair 15-1 on end face.On end face, friction pair assembly 14 can move up and down along vertical guide pillar 2 under the drive of stepper motor with down-feed screw 1.The barrel of mount pad 14-4 has U-type groove, first diaphragm pressure sensor 14-6 is affixed on the side of U-type groove, again the trundle 14-7 on friction pair fixture 14-9 on end face is aimed at U-type groove, load in mount pad 14-4 together with drive shaft system 14-8, fix with taper bolt 14-5.During test, start stepper motor, rotarily drive friction pair assembly 14 on upper friction pair connection seat 6 and end face by down-feed screw 1 to move down together friction pair 14-10 on end face is contacted with friction pair 15-1 under end face, reach the required pressure of test, stepper motor stops operating, wherein, test pressure is provided by the leaf spring in upper friction pair connection seat 6; Start buncher, drive friction pair assembly 15 under end face to rotate, under making end face, friction pair 15-1 rotates relative to friction pair 14-10 on end face, realizes the Tribological Test of friction pair 15-1 under friction pair 14-10 and end face on end face.Friction force on end face under friction pair 14-10 and end face between friction pair 15-1 makes friction pair fixture 14-9 on end face produce rotation trend relative to mount pad 14-4, thus make trundle 14-7 produce squeezing action to the diaphragm pressure sensor 14-6 sticking in U-type groove side, namely diaphragm pressure sensor 14-6 has Output pressure, and the distance L that the pressure recorded by diaphragm pressure sensor 14-6 is multiplied by diaphragm pressure sensor 14-6 force-detecting position and rotation center can obtain friction torque.The normal pressure recorded by end-surface friction pair internal diameter and external diameter, test and friction torque can obtain the friction factor on corresponding operating mode lower surface under friction pair 14-10 and end face between friction pair 15-1 through numerical evaluation.
Embodiment three: if service-test machine carries out the Tribological Test of friction pair 16-1 under friction pair 12-4 and rotating disc on pin as shown in figure 11 or ball, friction pair assembly 14 on the end face being installed on upper friction pair connection seat 6 and friction pair assembly 15 under the end face be installed on rotary main shaft 7 need be pulled down, again friction pair assembly 16 under rotating disc is enclosed within rotary main shaft 7, and friction pair assembly 16 under friction pair 16-1 under rotating disc being placed in rotating disc, fastening with holding screw; Friction pair assembly 12 on pin or ball is screwed on upper friction pair connection seat 6, and friction pair 12-4 on pin or ball is placed in friction pair assembly 12 on pin or ball, fastening with nut, rotate friction pair 16-1 center deviation under friction pair assembly 12 moves to rotating disc on horizontal screw lead 4 pin or ball and lock apart from the position of e.Wherein, friction pair connector 12-1 and pin or ball are equipped with triaxial force sensor 12-2 between friction pair fixture 12-3 for pin or ball, be used for measuring the normal pressure on pin or ball under friction pair 12-4 and rotating disc between friction pair 16-1 and friction force, on described pin or ball, friction pair 12-4 can be pin-shaped or spherical.Pin or ball on friction pair assembly 12 can move up and down along vertical guide pillar 2 under the drive of stepper motor with down-feed screw 1.During test, start stepper motor, rotarily drive friction pair assembly 12 on upper friction pair connection seat 6 and pin or ball by down-feed screw 1 to move down together friction pair 12-4 on pin or ball is contacted with friction pair 16-1 under rotating disc, reach the required pressure of test, stepper motor stops operating, wherein, test pressure is provided by the leaf spring in upper friction pair connection seat 6; Start buncher, under driven rotary dish, friction pair assembly 16 rotates, and realizes the Tribological Test of friction pair 16-1 under friction pair 12-4 and rotating disc on pin or ball.With the friction factor tested the friction force that records and can obtain on corresponding operating mode downside pin or ball under friction pair 12-4 and rotating disc between friction pair 16-1 divided by surveyed normal pressure.
Control the rotating speed of rotary main shaft 7 by buncher, realize the control that described multifunction friction wear testing machine moves horizontally friction pair assembly 16 rotational speed under friction pair assembly 15 and rotating disc under support 13-5 reciprocating speed, end face.
Claims (3)
1. a multifunction friction wear testing machine, comprises friction pair connection seat (6), rotary main shaft (7), partial gear (8), rectangular guideway (9), frame (10), sell or friction pair assembly (12) on ball, sell or friction pair (12-4) on ball, back and forth lower friction pair assembly (13), back and forth lower friction pair (13-7), left tooth bar (13-8), friction pair assembly (14) on end face, friction pair (14-10) on end face, friction pair assembly (15) under end face, friction pair (15-1) under end face, friction pair assembly (16) under rotating disc, friction pair (16-1) under rotating disc, it is characterized in that by above changing different pairing friction pair assemblies upper friction pair connection seat (6) and rotary main shaft (7), realizing friction pair (12-4) and reciprocal lower friction pair (13-7) on pin or ball, friction pair (14-10) and friction pair (15-1) under end face on end face, the mensuration of tribology parameters between friction pair (16-1) under friction pair (12-4) and rotating disc on pin or ball, friction pair assembly (12) on pin or ball is screwed on upper friction pair connection seat (6), friction pair assembly (13) back and forth will be descended to be placed on the rectangular guideway (9) of frame (10), and to make back and forth to descend the left tooth bar (13-8) in friction pair assembly (13) to engage with the partial gear (8) on rotary main shaft (7), or friction pair assembly (14) on end face is screwed on upper friction pair connection seat (6), friction pair assembly (15) under end face is enclosed within rotary main shaft (7), or friction pair assembly (16) under rotating disc is enclosed within rotary main shaft (7), friction pair assembly (12) on pin or ball is screwed on upper friction pair connection seat (6).
2. multifunction friction wear testing machine as claimed in claim 1, comprise friction pair connector (12-1) on pin or ball, triaxial force sensor (12-2), sell or friction pair fixture (12-3) on ball, sell or friction pair (12-4) on ball, pressing plate (13-1), move horizontally support (13-5), back and forth lower friction pair (13-7), friction pair (12-4) on pin or ball is it is characterized in that to be placed in friction pair assembly (12) on pin or ball, fastening with nut, friction pair (13-7) back and forth will be descended to be placed in and to move horizontally support (13-5) upper surface, and fix with pressing plate (13-1), friction pair connector (12-1) and pin or ball are equipped with triaxial force sensor (12-2) between friction pair fixture (12-3) for pin or ball, pin or ball on friction pair (12-4) can be pin-shaped or spherical.
3. multifunction friction wear testing machine as claimed in claim 1, comprise friction pair connector (14-1) on end face, pressure transducer (14-2), friction pair fixture (14-3) on end face, mount pad (14-4), taper bolt (14-5), diaphragm pressure sensor (14-6), trundle (14-7), drive shaft system (14-8), friction pair fixture (14-9) on end face, friction pair (14-10) on end face, friction pair (15-1) under end face, it is characterized in that, on end face, friction pair connector (14-1) and end face are equipped with pressure transducer (14-2) between friction pair fixture (14-3), be used for measuring the normal pressure under friction pair (14-10) and end face between friction pair (15-1) on end face, the barrel of mount pad (14-4) has U-type groove, and post diaphragm pressure sensor (14-6) in the side of U-type groove, trundle (14-7) on friction pair fixture (14-9) on end face is aimed at U-type groove, load in mount pad (14-4) together with drive shaft system (14-8), fix with taper bolt (14-5).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520147950.7U CN204594819U (en) | 2015-03-13 | 2015-03-13 | A kind of multifunction friction wear testing machine |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520147950.7U CN204594819U (en) | 2015-03-13 | 2015-03-13 | A kind of multifunction friction wear testing machine |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107741397A (en) * | 2017-11-24 | 2018-02-27 | 华南理工大学 | A kind of rolling friction pair and its test method for friction-wear test |
| CN108088867A (en) * | 2017-12-01 | 2018-05-29 | 广东工业大学 | A kind of test device and method of surface micro-structure shape-memory properties |
-
2015
- 2015-03-13 CN CN201520147950.7U patent/CN204594819U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107741397A (en) * | 2017-11-24 | 2018-02-27 | 华南理工大学 | A kind of rolling friction pair and its test method for friction-wear test |
| CN107741397B (en) * | 2017-11-24 | 2024-04-09 | 华南理工大学 | Rolling friction pair for friction and wear test and test method thereof |
| CN108088867A (en) * | 2017-12-01 | 2018-05-29 | 广东工业大学 | A kind of test device and method of surface micro-structure shape-memory properties |
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