CN1595100A - Reciprocal and rotary type incorporated frictional wear test machine - Google Patents
Reciprocal and rotary type incorporated frictional wear test machine Download PDFInfo
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- CN1595100A CN1595100A CN 200410049914 CN200410049914A CN1595100A CN 1595100 A CN1595100 A CN 1595100A CN 200410049914 CN200410049914 CN 200410049914 CN 200410049914 A CN200410049914 A CN 200410049914A CN 1595100 A CN1595100 A CN 1595100A
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Abstract
This invention discloses two kinds of friction wearing testing machine of integration of reciprocating and rotating, which comprises base socket , reciprocating structure, rotating structure and upper-specimen control device, wherein, the reciprocating structure comprises reciprocating motor, slide block, slide rail, crank, connecting bar; and the rotating structure comprises rotating drive motor and rotating disc; and the upper-specimen control device comprises spring arm, guide rail and slide holder or spring arm , rotating parts and base socket. This invention integrates the reciprocating structure friction wearing machine and rotating friction wearing machine into one structure through special designed base socket and upper-specimen control device and it needn't disassembly specimen and ensures the accuracy of the experience data.
Description
Technical field
The present invention relates to friction and wear tester, relate in particular to back and forth and the integrated friction and wear tester of rotary type.
Background technology
No matter existing friction and wear tester is reciprocating type experimental machine, still the rotary type experimental machine all can only be carried out single frictional wear experiment, when needs carry out two kinds of frictional wear experiments, then two experimental machine must be set correspondingly, so not only increased equipment investment, strengthen equipment occupation space, and made whole experiment loaded down with trivial details tediously long, increased experimenter's workload.
Summary of the invention
At the deficiency that prior art exists, the object of the present invention is to provide and to carry out two kinds of frictional wear experiments to the same sample of going up, and in experimentation, need not the reciprocal and integrated friction and wear tester of rotary type of dismounting sample coupon.
For achieving the above object, a kind of integrated friction and wear tester of rotary type that back and forth reaches of the present invention comprises pedestal, reciprocating mechanism, rotary mechanism and last specimen control device, wherein reciprocating mechanism comprises drive unit, slide block, slide rail, crank, connecting rod, crank is installed on the drive unit output shaft and by connecting rod and links to each other with slide block, slide rail is horizontally fixed on the pedestal, it is reciprocating that slide block drives the lower edge slide rail at drive unit, has down the sample mounting groove on the slide block; Rotary mechanism comprises drive unit, bearing, rotary disk, and bearing is fixed on the pedestal, and rotary disk is installed on the bearing by its back shaft is rotatable, and can rotate under the driving of drive unit, and the axis of rotation of rotary disk vertically is provided with; Last specimen control device comprises elastic arm, base, base is fixed on the described pedestal, base is provided with can be around the supporting member of its Z-axis rotation, elastic arm one end is installed on the supporting member by transverse axis is rotatable, the elastic arm other end is provided with specimen holder and counterweight bearing, track when specimen holder rotates with supporting member passes the top of rotary disk in the rotary mechanism, is provided with locking device between supporting member and the base.
For achieving the above object, another kind of the present invention back and forth reaches the integrated friction and wear tester of rotary type and comprises pedestal, reciprocating mechanism, rotary mechanism and last specimen control device, wherein reciprocating mechanism comprises drive unit, slide block, slide rail, crank, connecting rod, crank is installed on the drive unit output shaft and by connecting rod and links to each other with slide block, slide rail is horizontally fixed on the pedestal, it is reciprocating that slide block drives the lower edge slide rail at drive unit, has down the sample mounting groove on the slide block; Rotary mechanism comprises drive unit, bearing, rotary disk, and bearing is fixed on the pedestal, and rotary disk is installed on the bearing by its back shaft is rotatable, and can rotate under the driving of drive unit, and the axis of rotation of rotary disk vertically is provided with; Last specimen control device comprises elastic arm, sliding support, base, base is fixed on the described pedestal, it is provided with guide rail, guide rail is provided with perpendicular to reciprocating mechanism direction of motion, sliding support slidably is installed on the guide rail on the base, elastic arm one end is installed on the sliding support by transverse axis is rotatable, the elastic arm other end is provided with specimen holder and counterweight bearing, track when specimen holder moves with sliding support passes the top of rotary disk in the rotary mechanism, is provided with locking device between guide rail and the sliding support.
Further, described guide rail is provided with rule.
Further, described crank is provided with a plurality of stationary links pin-and-holes with different turning radius, by the movement travel of this pin-and-hole scalable reciprocating mechanism slide block.
Further, have on the following sample mounting groove on the described reciprocating mechanism slide block and unload oilhole, this unloads the oilhole place and is provided with by-pass valve control; It is more shallow cup-shaped that the rotary disk of described rotary mechanism is, and its sidewall is provided with pilot hole.
Further, the rotary disk outer periphery of described rotary mechanism is equipped with a retaining oil jacket tube, and this retaining oil jacket tube is fixed on the described pedestal, and its bottom has outage.
Further, described pedestal is provided with the friction, lubrication fueller, comprises lubricating cup and oil pipe, and lubricating cup has certain altitude, fuel feeding in downward sample mounting groove of oil pipe and the rotary disk, and oil pipe is provided with adjusting control valve.
The present invention by designed base and last specimen control device with composite friction wear test machine and the rotary type friction and wear tester formula structure that is combined into one, after adopting such structure, successively carrying out in the process of two kinds of frictional experiments to sample on same, need not the dismounting sample coupon, use reliable and stablely, guaranteed the degree of accuracy of experimental data.
Description of drawings
Fig. 1 is reciprocating type friction synoptic diagram;
Fig. 2 is rotary friction synoptic diagram;
Fig. 3 is the structural representation of first kind of experimental machine of the present invention;
Fig. 4 is the plan structure synoptic diagram of Fig. 3;
Fig. 5 is for offering the structural representation of mounting groove on the slide block of reciprocating mechanism;
Fig. 6 is that the B of Fig. 5 is to view;
Fig. 7 is the synoptic diagram when adjusting elastic arm;
Fig. 8 is the cut-open view when carrying out reciprocating type frictional experiment;
Fig. 9 is the structural representation of the rotary disk of rotary mechanism;
Figure 10 is the A-A view of Fig. 9;
Figure 11 is the partial schematic diagram of rotary mechanism;
Figure 12 is the schematic top plan view during leaving certain gaps uncovered by the economic plan on the pedestal;
Figure 13 is the structural representation that second kind of experimental machine carried out the reciprocating friction experiment;
Figure 14 is the structural representation that second kind of experimental machine is rotated frictional experiment.
Embodiment:
Be illustrated in figure 1 as reciprocating type friction synoptic diagram, last sample 1 is fixed, following sample 2 is made horizontal reciprocating movement, Fig. 2 is rotary friction synoptic diagram, last sample 3 is fixed, following sample 4 rotates, at last sample 1, apply certain normal load N on the last sample 3, produce friction force F during friction, its size is determined that by F=N*f f is a friction factor, under same working condition, the result who is surveyed between the different antithesis friction pairs has comparability, and so-called " same working condition " just is meant identical friction mode, identical normal load, identical speed, identical stroke and identical lubricating condition.
As Fig. 3, first kind of experimental machine shown in Figure 4, whole experimental machine is by pedestal 10, reciprocating mechanism, rotary mechanism and last specimen control device are formed, wherein reciprocating mechanism is by reciprocal drive motor 5, slide block 6, slide rail 7 and crank connecting link are formed, crank connecting link comprises disk 8 and connecting rod 9, back and forth drive motor 5 drives disk 8 motions, disk 8 is rotationally connected with connecting rod 9, connecting rod 9 is hinged with slide block 6, slide block 6 is reciprocating under the drive of reciprocal drive motor 5, connecting rod 9 and slide block 6 are along plane motion during use, disk 8 is provided with the crank pin hole 13 of a plurality of crank length, by using different crank pin hole 13, can regulate the stroke of reciprocating mechanism.For preventing that testing the midplane generation beats, slide rail 7 fixes with pedestal 10 and is parallel with the upper surface of pedestal 10, adds the plane that will guarantee slide block 6 man-hour and beats less than 0.1mm, and slide rail 7 can be selected rolling guide for use, and the resistance of can reducing friction improves measuring accuracy.The concrete structure of mounting groove such as Figure 10, shown in Figure 11 on the slide block 6, have down the sample mounting groove on the slide block 6, have the threaded hole 11 that is used for fastening sample down on the cell wall of mounting groove and unload oilhole 12, to play sample to put into mounting groove during use, to play the sample chucking from two ends with holding screw then, certainly also can adopt other fixed form, fixing as playing sample to tie tight with elastic steel sheet 14 and screw 15.
Rotary mechanism is made up of rotary drive motor 16 and rotary disk 17, vertical and the rotary disk 17 and coaxial fixing of the rotating shaft of rotary drive motor 16 with rotary disk 17, the plane of rotation of rotary disk 17 is parallel with the upper surface of pedestal 10, the center of rotary disk 17 roughly is positioned on the perpendicular bisector of reciprocating mechanism slide rail 7, can be convenient to the location in the operating process like this.
Last specimen control device is by guide rail 18, sliding support 19 and elastic arm 20 are formed, guide rail 18 is provided with perpendicular to reciprocating mechanism direction of motion, rule 21 has been installed on the guide rail 18, so that accurately locate the position of sliding support 19, sliding support 19 is arranged on the guide rail 18, can be along moving forward and backward in the groove of guide rail 18, be provided with slide lock device between guide rail 18 and the sliding support 19, can be after moving to the precalculated position with elastic arm 20 lockings, elastic arm 20 1 ends and sliding support 19 are hinged by rotation axis, the other end is provided with anchor clamps, be used to clamp sample, the top of anchor clamps is provided with the inserting column that is used to place counterweight, in the experiment, applying of different load is that quality by changing counterweight realizes that the clamping center of anchor clamps also roughly is positioned on the perpendicular bisector of slide rail 7 on the reciprocating mechanism, so that regulate the location, back and forth drive motor 5 and rotary drive motor 16 all are arranged in the pedestal 10.
As Fig. 7, shown in Figure 8, after finishing rotary friction test, at first elastic arm 20 is lifted, move forward along guide rail then, the position of sample is corresponding with following sample position in the position clamping of elastic arm top, both contact, again with sliding support and guide rail locking, by the test of counterweight loading carrying out reciprocating friction.
Foil gauge is pasted in utilization on elastic arm 20 method can record required experiment parameter, selecting reciprocal or rotary mechanism when elastic arm clamping sample end does relative motion, the dynamic strain tester is installed in the friction experiment, is measured friction and produce strain, can obtain friction co-efficient value by calculating.
In frictional experiment, mainly contain dry friction, the oil lubrication of instillation formula and complete lubricated three kinds of lubricating condition, the present invention is also configurable as Fig. 3 for this reason, friction, lubrication fueller shown in Figure 4, form by lubricating cup 22 and oil pipe 23, with fueller suitably, the rotary disk of rotary mechanism adopts as Fig. 9, structure shown in Figure 10, it is more shallow cup-shaped that rotary disk becomes, sidewall is provided with pilot hole 24, as shown in figure 11, the bearing of rotary disk 26 becomes two sleeve shaped, and its inner sleeve 29 cooperates with the rotating shaft of rotary disk, the diameter of outer sleeve 25 and highly all greater than rotary disk 26, the inside bending in its top, spatter outside the lubricating oil in rotation process preventing, rest base has and unloads oil hole 27, oil seal between rotating shaft and the pedestal.Lubricating cup 22 has certain altitude, two oil-outs of oil pipe 23 respectively with following sample mounting groove and rotary disk intracavity inter-connection, oil pipe 23 is provided with adjusting control valve.
The certain distance because reciprocating mechanism and rotary mechanism stagger, therefore pedestal of the present invention can be designed to structure as shown in figure 12, so not only saves manufacturing materials, and erect-position also is convenient to operation.
As Figure 13, second kind of experimental machine shown in Figure 14, reciprocating mechanism is identical with first kind of experimental machine with rotary mechanism, the support member of last specimen control device is made up of tumbler 30 and rotating stand 31, tumbler 30 rotatable being installed on the rotating stand 31, rotating stand is installed on the pedestal 32, elastic arm 33 is installed on the tumbler 30 by rotation axis or cradle head, be provided with the corner locking device between tumbler 30 and the rotating stand 31, the rotary disk 33 of rotary mechanism is arranged on the rotary motion trace at clamping center of anchor clamps, can regulate sample position with respect to the center of circle on rotary disk so easily, carry out different pivoting friction experiments.
Claims (7)
1, a kind of integrated friction and wear tester of rotary type that back and forth reaches, it is characterized in that, comprise pedestal, reciprocating mechanism, rotary mechanism and last specimen control device, wherein reciprocating mechanism comprises drive unit, slide block, slide rail, crank, connecting rod, crank is installed on the drive unit output shaft and by connecting rod and links to each other with slide block, slide rail is horizontally fixed on the pedestal, and it is reciprocating that slide block drives the lower edge slide rail at drive unit, has down the sample mounting groove on the slide block; Rotary mechanism comprises drive unit, bearing, rotary disk, and bearing is fixed on the pedestal, and rotary disk is installed on the bearing by its back shaft is rotatable, and can rotate under the driving of drive unit, and the axis of rotation of rotary disk vertically is provided with; Last specimen control device comprises elastic arm, base, base is fixed on the described pedestal, base is provided with can be around the supporting member of its Z-axis rotation, elastic arm one end is installed on the supporting member by transverse axis is rotatable, the elastic arm other end is provided with specimen holder and counterweight bearing, track when specimen holder rotates with supporting member passes the top of rotary disk in the rotary mechanism, is provided with locking device between supporting member and the base.
2, a kind of integrated friction and wear tester of rotary type that back and forth reaches, it is characterized in that, comprise pedestal, reciprocating mechanism, rotary mechanism and last specimen control device, wherein reciprocating mechanism comprises drive unit, slide block, slide rail, crank, connecting rod, crank is installed on the drive unit output shaft and by connecting rod and links to each other with slide block, slide rail is horizontally fixed on the pedestal, and it is reciprocating that slide block drives the lower edge slide rail at drive unit, has down the sample mounting groove on the slide block; Rotary mechanism comprises drive unit, bearing, rotary disk, and bearing is fixed on the pedestal, and rotary disk is installed on the bearing by its back shaft is rotatable, and can rotate under the driving of drive unit, and the axis of rotation of rotary disk vertically is provided with; Last specimen control device comprises elastic arm, sliding support, base, base is fixed on the described pedestal, it is provided with guide rail, guide rail is provided with perpendicular to reciprocating mechanism direction of motion, sliding support slidably is installed on the guide rail on the base, elastic arm one end is installed on the sliding support by transverse axis is rotatable, the elastic arm other end is provided with specimen holder and counterweight bearing, track when specimen holder moves with sliding support passes the top of rotary disk in the rotary mechanism, is provided with locking device between guide rail and the sliding support.
3, a kind of integrated friction and wear tester of rotary type that back and forth reaches as claimed in claim 2 is characterized in that described guide rail is provided with rule.
4, a kind of integrated friction and wear tester of rotary type that back and forth reaches as claimed in claim 2, it is characterized in that, described crank is provided with a plurality of stationary links pin-and-holes with different turning radius, by the movement travel of this pin-and-hole scalable reciprocating mechanism slide block.
5, a kind of integrated friction and wear tester of rotary type that back and forth reaches as claimed in claim 2 is characterized in that have on the following sample mounting groove on the described reciprocating mechanism slide block and unload oilhole, this unloads the oilhole place and is provided with by-pass valve control; It is more shallow cup-shaped that the rotary disk of described rotary mechanism is, and its sidewall is provided with pilot hole.
6, a kind of integrated friction and wear tester of rotary type that back and forth reaches as claimed in claim 2 is characterized in that, the rotary disk outer periphery of described rotary mechanism is equipped with a retaining oil jacket tube, and this retaining oil jacket tube is fixed on the described bearing, and its bottom has outage.
7, a kind of integrated friction and wear tester of rotary type that back and forth reaches as claimed in claim 2, it is characterized in that, described pedestal is provided with the friction, lubrication fueller, comprise lubricating cup and oil pipe, lubricating cup has certain altitude, downward sample mounting groove of oil pipe and rotary disk fuel feeding, oil pipe is provided with adjusting control valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410049914 CN1267719C (en) | 2004-06-18 | 2004-06-18 | Reciprocal and rotary type incorporated frictional wear test machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410049914 CN1267719C (en) | 2004-06-18 | 2004-06-18 | Reciprocal and rotary type incorporated frictional wear test machine |
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| Publication Number | Publication Date |
|---|---|
| CN1595100A true CN1595100A (en) | 2005-03-16 |
| CN1267719C CN1267719C (en) | 2006-08-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200410049914 Expired - Fee Related CN1267719C (en) | 2004-06-18 | 2004-06-18 | Reciprocal and rotary type incorporated frictional wear test machine |
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| CN101900657A (en) * | 2009-05-31 | 2010-12-01 | 鸿富锦精密工业（深圳）有限公司 | Wear resistance testing device |
| CN101153835B (en) * | 2006-09-27 | 2011-02-09 | 中国石油大学(北京) | Sliding desk type casing tube abrasion testing machine |
| CN101551315B (en) * | 2009-05-14 | 2011-06-29 | 上海交通大学 | Dual purpose friction testing arrangement |
| CN102680342A (en) * | 2011-03-10 | 2012-09-19 | 鸿富锦精密工业（深圳）有限公司 | Test device |
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