CN2826406Y - Normal surface measuring friction wear testing machine - Google Patents
Normal surface measuring friction wear testing machine Download PDFInfo
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- CN2826406Y CN2826406Y CN 200520076719 CN200520076719U CN2826406Y CN 2826406 Y CN2826406 Y CN 2826406Y CN 200520076719 CN200520076719 CN 200520076719 CN 200520076719 U CN200520076719 U CN 200520076719U CN 2826406 Y CN2826406 Y CN 2826406Y
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- test specimen
- clamper
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- surface measurement
- friction wear
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- 238000012360 testing method Methods 0.000 title claims abstract description 108
- 238000004441 surface measurement Methods 0.000 claims abstract description 28
- 230000005540 biological transmission Effects 0.000 claims description 9
- 238000005259 measurement Methods 0.000 abstract description 17
- 238000000034 method Methods 0.000 abstract description 7
- 239000004035 construction material Substances 0.000 abstract description 3
- 230000002787 reinforcement Effects 0.000 abstract 1
- 238000012876 topography Methods 0.000 description 5
- 230000035945 sensitivity Effects 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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Abstract
The utility model surface measurement friction wear testing machine of not offing normal is best suited for the test of the tribology parameter of construction material.It is made of last test specimen clamper and the following test specimen clamper that is located at test specimen clamper below, last test specimen clamper is located on the output shaft, following test specimen clamper is located on the bearing seat, the clamper side is provided with the pulling force sensor that is fixed on the postive stop baffle inboard, the baffle plate outside is provided with the surface measurement mechanism that is fixed on the pillar, can realize not offing normal and the measurement that accurately resets of test specimen; Also be provided with reinforcement load maintainer on the testing machine to test specimen.This testing machine structure compactness, simple to operate, friction measurement highly sensitive and adjustable; The charger vibration is little, good reliability; Can realize the automatic collection of experimental data; In the present technique field and practicality widely arranged.
Description
One, technical field
The utility model relates to the surface measurement friction wear testing machine of not offing normal, and is particularly useful for the test of the tribology parameter of construction material.
Two, background technology
The measuring and calculating of construction material wear extent, the feature of wear surface, friction force measurement all are the contents that runs in the quantitative examination friction problem, and these contents are particularly important to the research of the Changing Pattern of wear process and mechanism.And the test of tribology parameter is all offed normal in the existing process of friction and wear, promptly earlier test specimen is installed on the testing machine rubbing wear through after a while, then test specimen is taken off, with the roughness and the surface topography of roughness measuring instrument measurement wear surface, weigh up the weightlessness of test specimen with analytical balance.Because the roughness of wear surface is relevant with the measuring position with surface topography, measure repeatability and the accuracy that is difficult to guarantee the surface measurement position and off normal, thereby resulting parameter just can not satisfy the quantitative examination of wear process Changing Pattern.In addition, measure wear extent, the cleaning of test specimen is had relatively high expectations with weight method.Therefore, need a kind of testing machine of can the surface topography and the wear extent of different wear stages not offed normal and be measured, to guarantee in the same position measurement surface topography of wear surface and the amount of measuring and calculating wearing and tearing.For the friction force measurement, most of friction wear testing machines all are to calculate friction force by measuring moment of friction, but can not adjust the length of the friction arm of force according to the size of friction force, to realize the consistance of friction measurement sensitivity.
Three, summary of the invention
In view of the problem that prior art exists, the purpose of this utility model provides a kind of simple and compact for structure, easy to operate, measurement data surface measurement friction wear testing machine of not offing normal accurately.
The utility model surface measurement friction wear testing machine of not offing normal, it by motor, main transmission box, go up the test specimen clamper, the following test specimen clamper, charger and the surface measurement mechanism that are located at below the test specimen clamper form, motor and main transmission box are located at the top of pillar, last test specimen clamper is located on the output shaft of motor, following test specimen clamper is located on the bearing seat, the lower gripper side is provided with pulling force sensor, pulling force sensor is fixed on the postive stop baffle, and surface measurement mechanism is located on the pillar of postive stop baffle one side.
The utility model surface measurement friction wear testing machine of not offing normal, the described test specimen clamper of going up is made up of chuck and tapered rod, has the groove of placement test specimen and the fixing screw of test specimen piece on the chuck.Described test specimen clamper is down formed by placing the coupled rotating shaft of Integrated Chip dish of test specimen piece down, and Integrated Chip dish lower external face has the groove of a plurality of different-diameters.Described charger is formed by being located at rack and pinion drive mechanism, the loading wheel in the main transmission box and loading counterweight, rack-and-pinion, loading wheel and loading counterweight are formed, described surface measurement mechanism by the single arm(ed) lever that can rotate around pillar, be located at the guide rod on the single arm(ed) lever, the profile measurer driving box on the guide rod is formed, profile measurer driving box position can be adjusted up and down along guide rod.
The do not off normal beneficial effect of surface measurement friction wear testing machine of the utility model is:
1. can realize not offing normal and the measurement that accurately resets of test specimen.The driving box and the testing machine of surface profiler are joined, do not need test specimen is taken off from testing machine, just can test specimen not offed normal and the reset table planar survey, thereby improved the reseting precision of conventional efficient and surface measurement.
2. surface measurement is simple to operate.Can measure the variation of upper and lower test specimen surface profile as required, when measuring test specimen, only need stop testing machine, lift test specimen, promoting the contourgraph fixed bar makes it to come on the sensor installing plate, the height and position of up-down adjustment contourgraph driving box (gauge head) carries out surface measurement to following test specimen then.During the wear surface of test specimen,, last test specimen is turned over turnback in the measurement, lock test specimen then, again a screw rod is screwed in spacing screw and its commentaries on classics is come on the sensor installing plate and can measure as long as the screw of last test specimen clamper is unclamped.
3. the sensitivity of friction measurement is adjustable.Adopt pulling force sensor to measure friction force, can adjust the arm of force of moment of friction according to the size of friction force, the output valve that makes sensor is in suitable scope, thus the sensitivity of assurance friction measurement.
4. charger compactness, vibrate little, good reliability.Charger is one and loads wheel-rack-and-pinion force-increasing mechanism, can produce 4 times of load to counterweight weight.It not only can produce bigger load with less counterweight, and can make the load maintainer compactness.In addition, owing to adopt the wire rope connected mode between counterweight and the loading wheel, thus make the load maintainer vibration little, good reliability.
5. can realize the automatic collection of experimental data.Use computer data acquisition system, the surface profile signal that records, friction force signal etc. are carried out mould/number conversion and data acquisition, form the data file of being convenient to subsequent analysis.
Four, description of drawings
Fig. 1 is the utility model structural front view.
Fig. 2 is the utility model structure side view.
Fig. 3 is a test specimen clamper face upwarding assumption diagram on the utility model.
Fig. 4 is a test specimen clamper Integrated Chip dish structural representation under the utility model.
Five, embodiment
Below in conjunction with accompanying drawing an embodiment of the present utility model is further described:
The utility model surface measurement friction wear testing machine of not offing normal, as shown in Figure 1, 2, it by motor 1, load wheel 2, go up test specimen clamper 3, load counterweight 4, test specimen clamper 5, single arm(ed) lever 6, pillar 7, main transmission box 8, baffle plate 9, guide rod 10, driving box 11, square cotter 12, spacing screw 13, pulling force sensor 14, bearing seat 15 are formed down.The charger that rack-and-pinion gearing in the main transmission box 8, loading wheel 2 and loading counterweight 4 are formed is fixed on the pillar 7, be used for the loading of test specimen around the loading counterweight 4 on the loading wheel 2 by wire rope, adopt the Frequency Converter Control motor speed, regulate the relative sliding velocity of test specimen with this.Motor 1 is located at the top of main transmission box 8, and last test specimen clamper 3 is located on the output shaft of motor 1, and last test specimen clamper 3 is made up of chuck and tapered rod, has three square grooves of placing test specimen on the chuck, as shown in Figure 3.Needs according to test, test specimen can adorn 1, adorn 2 or adorn 3, two gib screws are housed in the groove of each test specimen, when measuring the wear surface of the last test specimen 12 of reversing end for end, in spacing screw 13, screw in a threaded rod, by the dependence of threaded rod, determine to go up the circumferential position of test specimen 12, thereby realize the measurement that resets last test specimen surface to baffle plate 9.Following test specimen clamper 5 correspondences are located at the below of test specimen clamper 3, are seated on the bearing seat 15, and following test specimen clamper 5 is made up of the Integrated Chip dish of test specimen under placing and coupled rotating shaft, has the groove of a plurality of different-diameters on the Integrated Chip dish external diameter, as shown in Figure 4.Lower gripper 5 sides are provided with pulling force sensor 14, link to each other with pulling force sensor 14 and measure the size of friction force by being wrapped in wire rope in the different-diameter groove, can improve the sensitivity of detection simultaneously.Pulling force sensor 14 is fixed on the inboard of postive stop baffle 9, and the skewed slot that can regulate sensor 14 positions is arranged on the postive stop baffle 9, to adapt to the variation of the winding radius of wire rope on the filings collecting disc of following test specimen clamper 5.The simulation moment of friction electric signal that records by pulling force sensor 14 and enter computer data acquisition system by the wear surface profile analog electrical signal that synthesis measuring profilometer records.The outside of baffle plate 9 is provided with the surface measurement mechanism that is fixed on the pillar 7, surface measurement mechanism is by forming around single arm(ed) lever 6, guide rod 10 and profile measurer driving box 11 that pillar 7 rotates, guide rod 10 is contained on the single arm(ed) lever 6, driving box 11 is contained on the guide rod 10, and its position can be adjusted up and down along guide rod 10.Corner with 9 pairs of single arm(ed) levers 6 of baffle plate limits, and realizes the measurement that resets to the test specimen surface.
During test, move down test specimen and make it to contact with following test specimen, and use counterweight to load to test specimen by loading wheel 2, following test specimen is static, last test specimen is made circular motion under the drive of the main shaft that is driven by motor 8, thereby makes upper and lower test specimen produce the rubbing wear campaign of sliding relatively.Calculate wear extent by the variation of measuring differentiated friction wear stage wear surface profile height, friction force and surface topography etc., characterize wear surface, the Changing Pattern and the mechanism of research wear process.The measuring and calculating of above-mentioned tribology parameter the most important thing is the measurement that resets of surface profile.When measuring down test specimen, unload load, rotate and load wheel 2 and make the main shaft interlock go up test specimen to raise, lock main shaft then; Contourgraph driving box fixed bar 6 is rotated on cleaning test specimen surface, and it is leaned against on the baffle plate 9, realizes resetting of surface measurement; Knob on the rotating guide-bar 10 moves down driving box 11, contacts with the test specimen surface until gauge head.Can measure and data acquisition this moment to the surface of following test specimen.Measurement finishes, and raises driving box 11 and locking, and backward rotation driving box fixed bar 6 makes it to leave down test specimen, and is locked in position again.Put down the rubbing wear that test specimen carries out next stage.As measuring the wear surface of test specimen, after the shutdown, only need unclamp the test specimen lock-screw of test specimen clamper 3, test specimen be will go up and turnback and locking turned over, again a screw rod is screwed in the spacing screw 13, and its commentaries on classics is come on the baffle plate 9; After the suitable cleaning of the surperficial do of test specimen, adopt the method identical to carry out surface measurement and data acquisition to last test specimen with test specimen under the measurement.The surface profile data that collects is by computer stored and be depicted as curve map, also can carry out next step analytical calculation.
Claims (5)
1. the surface measurement friction wear testing machine of not offing normal, it is characterized in that: it is by motor (1), main transmission box (8), last test specimen clamper (3), be located at the following test specimen clamper (5) of test specimen clamper (3) below, charger and surface measurement mechanism form, motor (1) and main transmission box (8) are located at the top of pillar (7), last test specimen clamper (3) is located on the output shaft of motor (1), following test specimen clamper (5) is located on the bearing seat (15), lower gripper (5) side is provided with pulling force sensor (14), pulling force sensor (14) is fixed on the postive stop baffle (9), and surface measurement mechanism is located on the pillar (7) of postive stop baffle (9) one sides.
2. the surface measurement friction wear testing machine of not offing normal according to claim 1 is characterized in that: the described test specimen clamper (3) of going up is made up of chuck and tapered rod, has the groove of placement test specimen and the fixing screw of coupon on the chuck.
3. the surface measurement friction wear testing machine of not offing normal according to claim 1, it is characterized in that: described test specimen clamper (5) down is made up of the Integrated Chip dish of test specimen piece under placing and coupled rotating shaft, and Integrated Chip dish lower external face has the groove of a plurality of different-diameters.
4. the surface measurement friction wear testing machine of not offing normal according to claim 1 is characterized in that: described charger is formed by being located at rack and pinion drive mechanism, the loading wheel (2) in the main transmission box (8) and loading counterweight (4),
5. the surface measurement friction wear testing machine of not offing normal according to claim 1, it is characterized in that: described surface measurement mechanism by the single arm(ed) lever (6) that can rotate around pillar (7), be located at the guide rod (10) on the single arm(ed) lever (6), the profile measurer driving box (11) on the guide rod (10) is formed, profile measurer driving box (11) position can be adjusted up and down along guide rod (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520076719 CN2826406Y (en) | 2005-10-22 | 2005-10-22 | Normal surface measuring friction wear testing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520076719 CN2826406Y (en) | 2005-10-22 | 2005-10-22 | Normal surface measuring friction wear testing machine |
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| CN2826406Y true CN2826406Y (en) | 2006-10-11 |
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| CN 200520076719 Expired - Fee Related CN2826406Y (en) | 2005-10-22 | 2005-10-22 | Normal surface measuring friction wear testing machine |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101226068B (en) * | 2008-02-01 | 2010-04-07 | 西安电子科技大学 | System and method for testing dynamic friction parameter |
| CN103674999A (en) * | 2013-12-03 | 2014-03-26 | 常州深倍超硬材料有限公司 | Composite sheet heat resistance testing apparatus |
| CN103822837A (en) * | 2014-02-07 | 2014-05-28 | 河南科技大学 | Friction testing machine |
| CN103913413A (en) * | 2014-04-14 | 2014-07-09 | 西北工业大学 | Carbon fiber prepreg interlayer slip force measurement device and method |
| CN105628611A (en) * | 2016-02-04 | 2016-06-01 | 华侨大学 | Single abrasive particle interfering behavior testing apparatus |
| CN111157377A (en) * | 2019-12-31 | 2020-05-15 | 中钢集团邢台机械轧辊有限公司 | Roller roughness retentivity testing machine |
-
2005
- 2005-10-22 CN CN 200520076719 patent/CN2826406Y/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101226068B (en) * | 2008-02-01 | 2010-04-07 | 西安电子科技大学 | System and method for testing dynamic friction parameter |
| CN103674999A (en) * | 2013-12-03 | 2014-03-26 | 常州深倍超硬材料有限公司 | Composite sheet heat resistance testing apparatus |
| CN103822837A (en) * | 2014-02-07 | 2014-05-28 | 河南科技大学 | Friction testing machine |
| CN103822837B (en) * | 2014-02-07 | 2016-01-20 | 河南科技大学 | A kind of frictional testing machine |
| CN103913413A (en) * | 2014-04-14 | 2014-07-09 | 西北工业大学 | Carbon fiber prepreg interlayer slip force measurement device and method |
| CN103913413B (en) * | 2014-04-14 | 2016-01-13 | 西北工业大学 | Carbon fiber prepreg interlayer slip force measuring device and measuring method |
| CN105628611A (en) * | 2016-02-04 | 2016-06-01 | 华侨大学 | Single abrasive particle interfering behavior testing apparatus |
| CN105628611B (en) * | 2016-02-04 | 2019-05-03 | 华侨大学 | A kind of single abrasive particle act of interference test equipment |
| CN111157377A (en) * | 2019-12-31 | 2020-05-15 | 中钢集团邢台机械轧辊有限公司 | Roller roughness retentivity testing machine |
| CN111157377B (en) * | 2019-12-31 | 2023-10-20 | 中钢集团邢台机械轧辊有限公司 | Roller roughness retention testing machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |