CN203275270U - Friction performance testing device - Google Patents
Friction performance testing device Download PDFInfo
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- CN203275270U CN203275270U CN 201320212147 CN201320212147U CN203275270U CN 203275270 U CN203275270 U CN 203275270U CN 201320212147 CN201320212147 CN 201320212147 CN 201320212147 U CN201320212147 U CN 201320212147U CN 203275270 U CN203275270 U CN 203275270U
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- test roller
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Abstract
The utility model provides a friction performance testing device. The friction performance testing device comprises a base, a testing roller arranged on the base, a driving unit which is connected with the testing roller and drives the testing roller to move, a fixed roller which is arranged correspondingly to the testing roller, and a pressurizing device which is provided with the fixed roller and is relatively arranged above the fixed roller, wherein the fixed roller is mounted on the pressurizing device through a fixed roller mounting shaft; the friction performance testing device drives the testing roller through a power element to rotate and the testing roller drives the fixed roller to rotate; the testing roller and the fixed roller are contacted and rubbed so as to carry out friction performance test on the testing roller; abrasion conditions of different testing rollers and the same friction pair can be determined according to the abrasion quality and the abrasion shape of the testing roller; wear-resisting capabilities of the different testing rollers are compared and the fixed roller can select according to different testing requirements or standards; meanwhile, with the adoption of the simple refitting, a friction coefficient between the testing roller and a sheet material, such as paper money, can be conveniently determined, and the abrasion amount to the sheet material, such as the paper money, by a roller abrasion amount testing roller can be tested and the like.
Description
Technical field
The utility model relates to a kind of testing apparatus, particularly relates to a kind of for testing friction performance test device.
Background technology
At present, the instrument of testing friction performance generally is reference instrument, needs to press specific criteria and carries out.If specimen is sheet material, its friction pair generally also has particular requirement.Can not directly measure by reference instrument to the frictional behaviour of bank note as delivery roll used in finance device especially.
The utility model content
Based on this, be necessary to provide a kind of and can convenient mensuration test the friction performance testing device of roller frictional behaviour parameter.
A kind of friction performance testing device, it is characterized in that, comprising: pedestal, be arranged on test roller on described pedestal, be connected with described test roller and drive the power unit of this test roller motion, with described test roller relative set and by the moving stationary roll that rotates of this test roller strap, and described stationary roll is installed and is oppositely arranged on pressue device above this stationary roll.
In a preferred embodiment, described stationary roll is arranged on described pressue device by the stationary roll installation shaft.
In a preferred embodiment, also comprise: the test roller bearing of described test roller position is installed, and described test roller bearing comprises: be arranged on bearing on described pedestal, be erected at the test roller rotating shaft on described bearing; Described test roller shell be located in the rotating shaft of described test roller or be structure as a whole with the rotating shaft of described test roller and with the rotating shaft of described test roller coaxial and envelope in this test roller rotating shaft.
In a preferred embodiment, described test roller bearing comprises a pair of left and right bearing that is oppositely arranged; Described dynamical element is connected with described test roller or test roller rotating shaft transmission by drive bearing; Be provided with the drive bearing that three relative set and spacing transmission described test roller rotating shaft or test roller rotate on described left support abutment or right support abutment, three drive bearings that arrange on described left support abutment or right support abutment form 3 clamping drive mechanisms.
In a preferred embodiment, one group of 3 the clamping drive mechanism that is arranged on described left support abutment or right support abutment comprise: the initiative drive shaft that is coupling with described dynamical element output shaft holds, hold relative set and hold with this initiative drive shaft with described initiative drive shaft and coordinate the spring bearing that supports described test roller or the rotating shaft of test roller, and the adjusting drive bearing that carries out corresponding adjusting according to described test roller or test roller rotating shaft position or size.
In a preferred embodiment, also be provided with the guide rail of described bearing being installed and being regulated position, the relative left and right of described bearing on described pedestal; Be provided with a plurality of described test rollers in the rotating shaft of described test roller.
In a preferred embodiment, described pressue device comprises: install described stationary roll depression bar, install fixing described depression bar cantilever support, be set in the sleeve on described depression bar; Described supporting plate comprises: cantilever, and be connected with described cantilever and be set on described depression bar so that the depression bar installation portion of this depression bar to be installed; Described depression bar be installed in described sleeve in and slide to regulate this depression bar installation site and install fixing by described supporting plate along sleeve.
In a preferred embodiment, be provided with stop pin between described sleeve and described depression bar; Also be provided with linear bearing between described sleeve and described depression bar; Also be provided with catch on described depression bar.
In a preferred embodiment, be provided with the nest that coordinates with described depression bar in described sleeve, described stop pin is arranged between described nest and described depression bar; Described sleeve comprises: the first sleeve and the second sleeve that relatively described supporting plate upper-lower position arranges; Described the second sleeve, supporting plate, the first sleeve are correspondingly provided with and are fixed by fixture the second sleeve successively, supporting plate and the first sleeve.
In a preferred embodiment, also comprise: the erecting frame that described pressue device is installed; Described erecting frame comprises: erection support and being arranged on described erection support and fixed guide, the adjuster bar that can regulate position, the relative left and right of described supporting plate, the subtest bearing of fixing described supporting plate and regulate position adjustments guide rail or the chute of described subtest support position.
In a preferred embodiment, also comprise be arranged on described subtest bearing and and described stationary roll and test roller between sheet material relative set to be tested puller system or be arranged on described subtest bearing and and described stationary roll and the clamping device of testing the sheet material relative set to be tested between roller.
Above-mentioned friction performance testing device drives the test roller by dynamical element and rotates, the moving stationary roll of test roller strap rotates, test roller and stationary roll contact friction, thereby the test roller is carried out the frictional behaviour test, can measure according to the test wearing and tearing quality of roller and wear morphology the abrasion situation of different test rollers and identical friction pair, the wear-resistant ability of more different test rollers, stationary roll can be selected according to different test requests or standard; Simultaneously above-mentioned friction performance testing device is as measuring the friction factor between test roller and sheet material such as bank note or testing roller to the base apparatus of the performances such as abrasion value between sheet material such as bank note, can be by simple repacking, can be convenient mensuration test roller try roller to performances such as abrasion value between sheet material such as bank note with friction factor, test roller abrasion value between sheet material such as bank note, obtain valid data, for material is selected and Machine Design provides effective reference frame.
Above-mentioned friction performance testing device is tested roller such as rubber roll class material by choose reasonable, guarantees test roller transmission running roller quality of materials, simultaneously can convenient acquisition actual parameter, guarantee the performance of important mechanism transmission running roller in financial class and printing device.
Description of drawings
Fig. 1 is the structural representation of the friction performance testing device machine of the utility model the first embodiment;
Fig. 2 is the structural representation of the pressue device of the utility model one embodiment;
Fig. 3 is the part sectional structure schematic diagram of the pressue device of the utility model one embodiment;
Fig. 4 is the structural representation of the friction performance testing device machine of the utility model the second embodiment;
Fig. 5 is the structural representation of the friction performance testing device machine of the utility model the 3rd embodiment.
Embodiment
As Fig. 1 and shown in Figure 3, the friction performance testing device 100 of the utility model the first embodiment comprises: pedestal 20, be arranged on test roller 40 on pedestal, be connected and drive the power unit 30 of these test roller 40 motions with test roller 40, with the stationary roll 60 of test roller 40 relative set, reach installation stationary roll 60 and be oppositely arranged on the pressue device 80 of this stationary roll 60 tops.
In the present embodiment, stationary roll 60 is arranged on pressue device 80 by the stationary roll installation shaft.
In the present embodiment, preferred, also comprise: be arranged on pedestal 20 and the power mount pad 32 of power unit 30 is installed.In the present embodiment, dynamical element 30 is motor preferably.Certainly also can select as required other dynamical elements.
Further, in the present embodiment, also be provided with the revolution speed control device 34 that is connected and controls the rotating speed of dynamical element 30 with dynamical element 30 on pedestal 20.
In a preferred embodiment, the friction performance testing device 100 of the present embodiment also comprises: the test roller bearing 70 of test roller 40 is established in holder.
Further, the test roller bearing 70 of the present embodiment comprises: left support abutment 702 and right support abutment 704 that position, a pair of relative left and right arranges.
Further, the friction performance testing device 100 of the present embodiment also comprises: be erected at the test roller rotating shaft 74 between two test roller bearings 70.
Further, for adapt to different length test roller rotating shaft 74, having a bearing in the left support abutment 702 of the present embodiment or right support abutment 704 at least is movable bearing support, can regulate being arranged on pedestal 20.In the present embodiment, the preferred employing is set to movable bearing support with right support abutment 704.
Arrange for the ease of regulating, install right support abutment 704, in the present embodiment, be provided with on pedestal 20 the bearing sliding guide rail 75 that right support abutment 704 arranges is installed.Bearing sliding guide rail 75 is provided with a plurality of mounting holes 752 according to different installation sites.Right support abutment 704 can slide along bearing sliding guide rail 75, and slides into different installation sites according to the needs of difference test roller rotating shaft 74 and be fixed by fixture.
Further, the test roller 40 of the present embodiment is set in test roller rotating shaft 74, maybe will test roller 40 and be set to integrative-structure, also will test roller 40 and test roller rotating shaft 74 coaxial settings and envelope in this test roller rotating shaft 74 with test roller rotating shaft 74.
In a preferred embodiment, the dynamical element 30 of the present embodiment is in transmission connection by drive bearing 50 and test roller 40 or test roller rotating shaft 74, drives test roller 40 and rotates.
In the present embodiment, the rotating shaft 74 of test roller is set up, is arranged on test roller bearing 70 by drive bearing 50.
In the present embodiment, preferably, dynamical element 30 is oppositely arranged on the one side at right support abutment 704 places.Drive bearing 50 is arranged on test roller bearing 70 by transmission shaft 55.
In the present embodiment, the drive bearing 50 that is arranged on left support abutment 702 or right support abutment 704 is provided with three, and forms 3 clamping drive mechanisms.Rotate by 3 common clamping test rollers of clamping drive mechanism rotating shaft 74 and drive test roller rotating shaft 74 that three drive bearings 50 form, thereby drive 40 rotations of test roller.
In the present embodiment, preferred, be arranged in three drive bearings 50 on right support abutment 704, comprising: an initiative drive shaft holds 502, two driven drive bearings.Wherein, there is one in two driven drive bearings for adjustable transmission shaft holds 504, another is spring bearing 506.Spring bearing 506 holds 502 with initiative drive shaft and is oppositely arranged on lower position, to support test roller rotating shaft 74 or test roller 40.Adjustable transmission shaft holds 504 and is oppositely arranged on the top position, to carry out position adjustments according to the size of test roller rotating shaft 74.
In the present embodiment, the output shaft of dynamical element 30 is connected with transmission shaft 55 by shaft coupling, drives initiative drive shaft and holds 502 rotations, drives test roller rotating shafts 74 and tests roller 40 and rotate thereby hold 502 by initiative drive shaft.
Further, in the present embodiment, be arranged on three drive bearings 50 and three drive bearing 50 relative set that are arranged on right support abutment 704 on left support abutment 702, form 3 clamping drive mechanisms.
In the present embodiment, preferred, 3 clamping drive mechanisms that are arranged on three drive bearings compositions on right support abutment 704 are main drive gear; 3 clamping drive mechanisms that are arranged on three drive bearings compositions on left support abutment 702 are from gear train.
Further, in order to satisfy different testing requirements, be provided with a plurality of test rollers 40 in the test roller rotating shaft 74 of the present embodiment.
Further, the pressue device 80 of the present embodiment comprises: an end fix and with the cantilever support plate 82 that supports stationary roll 60, be arranged on supporting plate 82 and install stationary roll 60 depression bar 84, be set in the sleeve 86 on depression bar 84.Stationary roll 60 is arranged on an end end of depression bar 84.
As shown in Figures 2 and 3, further, the depression bar 84 of the present embodiment comprises: the shaft-like pressurization part 846 that the end and running roller installation portion 842 that stationary roll 60 is installed at one end, the shaft-like connecting portion 844 that is connected with running roller installation portion 842 are set, is connected with connecting portion 844.
Further, the supporting plate 82 of the present embodiment comprises: cantilever 820, and be connected with cantilever 820 and be set on depression bar 84 so that the depression bar installation portion 822 of this depression bar 84 to be installed.
Further, the depression bar 84 of the present embodiment be installed in sleeve 86 in and slide to regulate this depression bar 84 installation sites along sleeve 86, and install fixing by supporting plate 82.
In order to prevent that depression bar from rotating impact test effect, in the present embodiment, is provided with stop pin 83 between depression bar 84 and sleeve 86.
Further, install for convenient, be provided with the nest 85 that coordinates with depression bar 84 in the sleeve 86 of the present embodiment.Sleeve 86 1 end openings, nest 85 enters in sleeve 86 1 end ports, embeds to be arranged in sleeve 86.Stop pin 83 is arranged between nest 85 and depression bar 84.
In order to guide depression bar 84 motions, also be provided with linear bearing 87 between depression bar 84 and sleeve 86.
Further, test in order to make test roller 40 more stable pressurized in test process, the sleeve 86 of the present embodiment comprises: the first sleeve 862 and the second sleeve 864 that relative supporting plate 82 upper-lower positions arrange.
In the present embodiment, preferred, all be provided with linear bearing 87 between the first sleeve 862, the second sleeve 864 and depression bar.
The second sleeve 864, supporting plate 82, the first sleeve 862 relative set, and pass successively the second sleeve 864, supporting plate 82 and the first sleeve 862 and be locked by fixture is set.
The friction performance testing device 100 of the present embodiment adopts and take the installation site as the basis, and pedestal 20 upper-lower positions are relative above-below direction relatively, and test roller rotating shaft 74 is axially left and right directions, and cantilever 820 length directions of supporting plate 82 are that fore-and-aft direction describes.
Further, the friction performance testing device 100 of the present embodiment also comprises: the erecting frame 90 that pressue device 80 is installed.
The erecting frame 90 of the present embodiment comprises: erection support 92 and being arranged on erection support 92 and the fixed guide 94 of fixed support plate 82, and the adjuster bar 96 of adjustable support plate 82 positions, relative left and right.
Further, the fixed guide 94 of the present embodiment be arranged in parallel with adjuster bar 96.Be provided with a plurality of fixed orifices according to different adjustment or installation site on fixed guide 94.
Supporting plate 82 is set on adjuster bar 96 and along adjuster bar 96 and slides to regulate different fixed positions or test position.
Above-mentioned friction performance testing device 100 can be used for testing roller 40 and measures as the abrasion value of rubber roller type test roller especially.When testing special as abrasion value rubber roller type test roller of roller 40 when measuring, the running roller of the preferred employing abrasive material of stationary roll 60.During test, the wheeled stationary roll 60 of sand roller directly contacts with test roller 40, rotated as driven by motor test roller 40 by dynamical element 30, test roller 40 drives stationary roll 60 and rotates, do not stop friction, can measure different test rollers 40 as the abrasion situation of rubber roller type test roller with identical friction pair according to wearing and tearing quality and the wear morphology of test roller 40, thereby can test the wear-resistant ability of roller as rubber roller type by more different test rollers 40.The stationary roll 60 as wheeled in sand roller of stationary roll 60 is as friction pair.In the present embodiment, preferred, but stationary roll 60 establishing criteria GB1389-1998, the abrasive material of selective oxidation aluminium, granularity is No. 36, hardness be in hard 2.
When above-mentioned friction performance testing device 100 is measured as the abrasion value of rubber roller type test roller especially for test roller 40, can set by certain or default speed rotation according to test request or testing requirement, measure the abrasion value of different test rollers 40 after certain hour or Preset Time, can preferentially choose the rubber roll of different materials according to different test results.
The friction performance testing device 100 of the present embodiment can increase some devices according to different test events on the basis of above-mentioned basic structure.
As further, the friction performance testing device 100 of the present embodiment also comprises: be arranged on subtest bearing 37 on pedestal 20, and regulate the apparatus for adjusting position of subtest bearing 37 positions.
Further, the apparatus for adjusting position of the present embodiment comprises: upper-lower position regulating device, left and right apparatus for adjusting position.
Upper-lower position regulating device, left and right apparatus for adjusting position all can adopt to be regulated guide rail or regulates chute and realize up and down or left and right adjusting.
As shown in Figure 4, in the utility model the second embodiment, utilize the friction performance testing device 100 of the present embodiment to measure when test roller 40 is special tests roller to sheet material such as bank note friction factor as rubber roller type, also need to increase puller system 56 on the basis of the first embodiment.Puller system 56 be arranged on subtest bearing 37 and and stationary roll 60 and test roller 40 between sheet material relative set to be tested.
Utilize the friction performance testing device 100 of the present embodiment to measure when test roller 40 is special tests roller to sheet material such as bank note friction factor as rubber roller type, preferred, stationary roll 60 is selected smooth material or the less material of friction factor.Further preferred, the stationary roll 60 of the present embodiment can be selected rolling bearing.
To test roller 40 installs, dynamical element 30 is pressed certain or sets rotary speed movement as driven by motor test roller 40, next plays motion to stationary roll 60 in 40 effects of test roller as engaged wheel, bank note can advance on test roller 40 under the friction force effect, gives test roller 40 and sheet material pressure N as corresponding in bank note by pressue device 80 adjusting pressue devices such as counterweight; Stationary roll 60 is selected smooth material (so that its friction force to sheet material such as bank note generation is approximately zero), allow test roller 40 rotate by setting speed, producing friction force f drive sheet material such as bank note between test roller 40 and sheet material such as bank note moves forward, this moment, friction force can be read by tautness meter 56, tested out rubber roll and can calculate by formula μ=f/N the friction factor of bank note.
In the present embodiment, stationary roll 60 adopts Mo to wipe the rolling bearing of Xi Shuo＜=0.002.Pressue device 80 adopts depression bars 84 directly to be fixedly connected with stationary roll 60, and depression bar 84 deadweights are as 1N, and pressure apparatus such as counterweight weight add upperpush rod 84 deadweights and is and adds test pressure, add how much pressure by tester's control voluntarily according to demand.
As shown in Figure 5, the 3rd embodiment of friction performance testing device 100 of the present utility model, when utilizing the friction performance testing device 100 of the present embodiment to measure the special as rubber roller type test roller of test rollers 40 to the abrasion value of sheet material such as bank note, needing is increasing increase clamping device 58 on the first embodiment basis.The clamping device 58 of the present embodiment be arranged on subtest bearing 37 and and stationary roll 60 and test roller 40 between sheet material relative set to be tested.In the present embodiment, clamping device 58 is intermediate plate or fixture block preferably.
During test, to test roller 40 directly contacts with sheet material such as bank note, clamping device 58 fixes sheet material such as bank note, dynamical element 30 is tested the roller rotation as driven by motor test roller 40 as rubber roller type, measures and tests roller 40 under different durations as the wearing and tearing quality of rubber roller type test roller or measure by frequency microscope the wear height that under different durations, test roller 40 is tested roller as rubber roller type and also make respectively curve map.
In the utility model the 3rd embodiment, stationary roll 60 is preferably rolling bearing.Clamping device 58 is fixedly sheet material such as bank note directly.Test pressure, speed, mensuration duration are controlled according to demand voluntarily by mensuration person.After dynamical element 30 moves as driven by motor test roller 40, test roller 40 does not stop friction with sheet material such as bank note, after reaching the test duration, different test rollers be can evaluate, wearing and tearing quality and wear morphology after roller 40 as rubber roller type test roller and sheet material such as bank note rub under equal conditions tested.
The utility model is preferably about a kind of roller of testing easy device and the method for testing that rubber roller type is tested roller and sheet material such as bank note frictional behaviour, the test roller of the present embodiment preferably adopts rubber roll, with the frictional behaviour parameter between test rubber roller type test roller and stationary roll or rubber roller type test roller and sheet material (preferably as bank note).
The friction performance testing device 100 of the present embodiment is by simple refit, so that rubber roller type test roller is tested roller and can be used same device to carry out to three index determinings of abrasion value between sheet material such as bank note friction factor, rubber roller type test roller abrasion value, the rubber roller type of sheet material such as bank note.
The stationary roll 60 of the friction performance testing device 100 of the present embodiment can be changed flexibly, measure rubber roller type test roller to the friction factor of sheet material such as bank note and rubber roller type test roller between sheet material such as bank note during abrasion value, stationary roll 60 adopts the smooth material making; When measuring rubber roller type test roller abrasion value, stationary roll 60 adopts abrasive material to make.The test roller 40 of the friction performance testing device 100 of the present embodiment can carry out dismounting, replacing flexibly.The preferred test finance device that is used for of friction performance testing device 100 of the present utility model is as the frictional behaviour parameter testing of the rubber roll in the finance device of ATM, the first-class precision of cash inspecting machine.
The above embodiment has only expressed several embodiment of the present utility model, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the utility model the scope of the claims.Should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be as the criterion with claims.
Claims (10)
1. friction performance testing device, it is characterized in that, comprising: pedestal, be arranged on test roller on described pedestal, be connected with described test roller and drive the power unit of this test roller motion, with described test roller relative set and by the moving stationary roll that rotates of this test roller strap, and described stationary roll is installed and is oppositely arranged on pressue device above this stationary roll.
2. friction performance testing device according to claim 1, it is characterized in that: also comprise: the test roller bearing of described test roller position is installed, and described test roller bearing comprises: be arranged on bearing on described pedestal, be erected at the test roller rotating shaft on described bearing; Described test roller shell be located in the rotating shaft of described test roller or be structure as a whole with the rotating shaft of described test roller and with the rotating shaft of described test roller coaxial and envelope in this test roller rotating shaft.
3. friction performance testing device according to claim 2, it is characterized in that: described test roller bearing comprises a pair of left and right bearing that is oppositely arranged; Described dynamical element is connected with described test roller or test roller rotating shaft transmission by drive bearing; Be provided with the drive bearing that three relative set and spacing transmission described test roller rotating shaft or test roller rotate on described left support abutment or right support abutment, three drive bearings that arrange on described left support abutment or right support abutment form 3 clamping drive mechanisms.
4. friction performance testing device according to claim 3, it is characterized in that: one group of 3 the clamping drive mechanism that is arranged on described left support abutment or right support abutment comprise: the initiative drive shaft that is coupling with described dynamical element output shaft holds, hold relative set and hold with this initiative drive shaft with described initiative drive shaft and coordinate the spring bearing that supports described test roller or the rotating shaft of test roller, and the adjusting drive bearing that carries out corresponding adjusting according to described test roller or test roller rotating shaft position or size.
5. friction performance testing device according to claim 2, is characterized in that: also be provided with the guide rail of described bearing being installed and being regulated position, the relative left and right of described bearing on described pedestal; Be provided with a plurality of described test rollers in the rotating shaft of described test roller; Described power unit is motor.
6. the described friction performance testing device of according to claim 1 to 5 any one, it is characterized in that: described stationary roll is arranged on described pressue device by the stationary roll installation shaft; Described pressue device comprises: install described stationary roll depression bar, install fixing described depression bar cantilever support, be set in the sleeve on described depression bar; Described supporting plate comprises: cantilever, and be connected with described cantilever and be set on described depression bar so that the depression bar installation portion of this depression bar to be installed; Described depression bar be installed in described sleeve in and slide to regulate this depression bar installation site and install fixing by described supporting plate along sleeve.
7. friction performance testing device according to claim 6, is characterized in that: be provided with stop pin between described sleeve and described depression bar; Also be provided with linear bearing between described sleeve and described depression bar; Also be provided with catch on described depression bar.
8. friction performance testing device according to claim 6, it is characterized in that: be provided with the nest that coordinates with described depression bar in described sleeve, described stop pin is arranged between described nest and described depression bar; Described sleeve comprises: the first sleeve and the second sleeve that relatively described supporting plate upper-lower position arranges; Described the second sleeve, supporting plate, the first sleeve are correspondingly provided with and are fixed by fixture the second sleeve successively, supporting plate and the first sleeve.
9. friction performance testing device according to claim 6, is characterized in that: also comprise: the erecting frame that described pressue device is installed; Described erecting frame comprises: erection support and being arranged on described erection support and fixed guide, the adjuster bar that can regulate position, the relative left and right of described supporting plate, the subtest bearing of fixing described supporting plate and regulate position adjustments guide rail or the chute of described subtest support position.
10. friction performance testing device according to claim 8 is characterized in that: also comprise be arranged on described subtest bearing and and described stationary roll and test roller between sheet material relative set to be tested puller system or be arranged on described subtest bearing and and described stationary roll and the clamping device of testing the sheet material relative set to be tested between roller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320212147 CN203275270U (en) | 2013-04-24 | 2013-04-24 | Friction performance testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320212147 CN203275270U (en) | 2013-04-24 | 2013-04-24 | Friction performance testing device |
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| CN203275270U true CN203275270U (en) | 2013-11-06 |
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| CN 201320212147 Expired - Fee Related CN203275270U (en) | 2013-04-24 | 2013-04-24 | Friction performance testing device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103207144A (en) * | 2013-04-24 | 2013-07-17 | 深圳市怡化电脑有限公司 | Friction property test device |
| CN103837468A (en) * | 2014-02-27 | 2014-06-04 | 东北大学 | Test method for detecting friction efficiency of end part and performances of antifriction material |
| CN104359831A (en) * | 2014-11-12 | 2015-02-18 | 重庆科技学院 | Heat friction performance test bed of metal materials |
| CN107655823A (en) * | 2017-10-23 | 2018-02-02 | 深圳大学 | A kind of reciprocating friction generating output performance and coefficient of friction synchronous testing device |
-
2013
- 2013-04-24 CN CN 201320212147 patent/CN203275270U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103207144A (en) * | 2013-04-24 | 2013-07-17 | 深圳市怡化电脑有限公司 | Friction property test device |
| CN103207144B (en) * | 2013-04-24 | 2015-09-02 | 深圳怡化电脑股份有限公司 | Friction performance testing device |
| CN103837468A (en) * | 2014-02-27 | 2014-06-04 | 东北大学 | Test method for detecting friction efficiency of end part and performances of antifriction material |
| CN103837468B (en) * | 2014-02-27 | 2016-04-20 | 东北大学 | A kind of test method detecting end friction effect and antifriction material performance |
| CN104359831A (en) * | 2014-11-12 | 2015-02-18 | 重庆科技学院 | Heat friction performance test bed of metal materials |
| CN104359831B (en) * | 2014-11-12 | 2018-08-21 | 重庆科技学院 | Metal material thermal friction performance test stand |
| CN107655823A (en) * | 2017-10-23 | 2018-02-02 | 深圳大学 | A kind of reciprocating friction generating output performance and coefficient of friction synchronous testing device |
| CN107655823B (en) * | 2017-10-23 | 2019-12-17 | 深圳大学 | Reciprocating type friction power generation output performance and friction coefficient synchronous testing device |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: SHENZHEN YIHUA COMPUTER CO., LTD. Free format text: FORMER NAME: SHENZHEN YIHUA COMPUTER LTD. |
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| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Futian District Jintian road Shenzhen City, Guangdong province 518000 No. 4018 Allianz building 27 floor A02 Patentee after: Shenzhen Yihua Computer Co., Ltd. Patentee after: Shenzhen Yihua Time Technology Co., Ltd. Patentee after: Shenzhen Yihua Financial Intelligent Research Institute Address before: Futian District Jintian road Shenzhen City, Guangdong province 518000 No. 4018 Allianz building 27 floor A02 Patentee before: Shenzhen Yihua Computer Ltd. Patentee before: Shenzhen Yihua Time Technology Co., Ltd. Patentee before: Shenzhen Yihua Financial Intelligent Research Institute |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131106 Termination date: 20160424 |