CN217425160U - Vacuum auxiliary sample clamping friction platform and vacuum auxiliary sample clamping friction test system - Google Patents
Vacuum auxiliary sample clamping friction platform and vacuum auxiliary sample clamping friction test system Download PDFInfo
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- CN217425160U CN217425160U CN202220982656.8U CN202220982656U CN217425160U CN 217425160 U CN217425160 U CN 217425160U CN 202220982656 U CN202220982656 U CN 202220982656U CN 217425160 U CN217425160 U CN 217425160U
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- 238000012360 testing method Methods 0.000 title claims abstract description 29
- 230000007246 mechanism Effects 0.000 claims abstract description 29
- 238000001179 sorption measurement Methods 0.000 claims abstract description 26
- 239000000463 material Substances 0.000 claims description 16
- 239000004020 conductor Substances 0.000 claims description 10
- 238000000034 method Methods 0.000 claims 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 5
- 229910052782 aluminium Inorganic materials 0.000 description 5
- 229910001220 stainless steel Inorganic materials 0.000 description 5
- 239000010935 stainless steel Substances 0.000 description 5
- 238000010521 absorption reaction Methods 0.000 description 4
- 238000011056 performance test Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
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Abstract
The utility model provides a vacuum is supplementary to press from both sides a kind friction platform and vacuum is supplementary to press from both sides a kind friction test system, vacuum is supplementary to press from both sides a kind friction platform, include: the device comprises a friction platform and a sample clamping mechanism arranged on the friction platform; the friction platform is provided with a non-groove and non-hole sample friction plane, a vacuum adsorption groove is arranged around the sample friction plane, a through hole is arranged in the vacuum adsorption groove, and the through hole is communicated with a vacuum generating device; the utility model discloses can effectively adsorb the expansion sample, prevent the sample warpage, roll up and corrugate, guarantee test data's accuracy.
Description
Technical Field
The utility model relates to a friction test technical field, in particular to vacuum is supplementary to press from both sides a kind friction platform and vacuum is supplementary to press from both sides a kind friction test system.
Background
The statements in this section merely provide background information related to the present disclosure and may not necessarily constitute prior art.
The smoothness test of the membrane material adopts the following existing mode: the two samples move relatively under certain pressure and generate friction, the two samples are respectively fixed at the bottom of the friction platform and the slide block, and the two samples move relatively under certain pressure and rub; during testing, the fitting degree of the two samples directly influences the friction force.
The inventor finds that when a film sample is fixed, the sample is easy to warp, curl and wrinkle, the fixing effect is poor, and the fitting degree of the two samples is directly influenced, so that friction test data is influenced.
SUMMERY OF THE UTILITY MODEL
In order to solve the defects of the prior art, the utility model provides a vacuum is supplementary to press from both sides a kind friction platform and vacuum is supplementary to press from both sides a kind friction test system, can effectively adsorb and expand the sample, prevent the sample warpage, play the book and corrugate, guaranteed test data's accuracy.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model discloses the first aspect provides a supplementary appearance friction platform that presss from both sides in vacuum.
A vacuum assisted pinch-like friction platform comprising:
the device comprises a friction platform and a sample clamping mechanism arranged on the friction platform;
the friction platform is provided with a non-groove and non-hole sample friction plane, a vacuum adsorption groove is arranged around the sample friction plane, and a through hole is arranged in the vacuum adsorption groove and communicated with the vacuum generating device.
As an optional implementation manner, the sample clamping mechanism includes a clamping block, a fixing shaft and an elastic member, the fixing shaft sequentially penetrates through the elastic member and the friction platform and then is connected with the clamping block, and the elastic member is arranged at the bottom of the friction platform or partially embedded into the friction platform.
As an alternative implementation, the sample clamping mechanism is a resilient clamp fixed to the friction platform.
As an alternative implementation manner, the sample clamping mechanism comprises a clamping piece and a magnetic piece which are mutually matched and attracted.
As an alternative implementation, the friction platform is made of a non-magnetic conductor material.
As an alternative implementation, the vacuum adsorption groove is a continuous groove arranged around the center of the sample friction plane.
As an optional realization mode, the vacuum adsorption groove is an intermittent groove arranged on the side part of the sample friction plane.
The utility model discloses the second aspect provides a supplementary appearance friction platform that presss from both sides in vacuum.
A vacuum assisted pinch-like friction platform comprising:
the device comprises a friction platform and a sample clamping mechanism arranged on the friction platform;
the friction platform is provided with a non-groove and non-hole sample friction plane, a plurality of through holes are arranged around the sample friction plane, and the through holes are communicated with the vacuum generating device.
As an optional implementation manner, the sample clamping mechanism includes a clamping block, a fixing shaft and an elastic member, the fixing shaft sequentially penetrates through the elastic member and the friction platform and then is connected with the clamping block, and the elastic member is arranged at the bottom of the friction platform or partially embedded into the friction platform.
As an alternative implementation, the sample clamping mechanism is a resilient clamp fixed to the friction platform.
As an alternative implementation manner, the sample clamping mechanism comprises a clamping piece and a magnetic piece which are mutually matched and attracted.
As an optional implementation manner, the friction platform is made of a non-magnetic conductor material.
As an alternative implementation, a plurality of through holes are arranged around the center of the friction plane of the test piece.
As an alternative realization, a plurality of through holes are arranged in rows on the side of the specimen friction plane.
The utility model discloses the third aspect provides a supplementary appearance friction test system that presss from both sides in vacuum.
The utility model provides a supplementary appearance friction test system that presss from both sides in vacuum, includes the utility model discloses first aspect or second aspect the supplementary appearance friction platform that presss from both sides in vacuum.
Compared with the prior art, the beneficial effects of the utility model are that:
1. vacuum assist press from both sides a kind friction platform and vacuum assist and press from both sides a kind friction test system, through setting up vacuum adsorption groove and through-hole, can effectively adsorb and expand the sample, prevent the sample warpage, beat the book and corrugate, guaranteed test data's accuracy.
2. Vacuum assist press from both sides a kind friction platform and vacuum assist and press from both sides a kind friction test system, the friction plane of no slot sclausura in the middle of the friction platform can not change the friction area of sample because of characteristics such as slot, hole, arch, has guaranteed the validity of effective contact area and data of sample.
3. Supplementary sample friction platform and supplementary sample friction test system that presss from both sides in vacuum, the friction platform is the good conductor material of no magnetism, has avoided magnetic force or electrostatic force probably to the influence of test result, has further guaranteed test data's accuracy.
4. Vacuum assistance press from both sides a kind friction platform and vacuum assistance presss from both sides a kind friction test system, sample clamping mechanism is easy and simple to handle effective, can obtain good press from both sides a kind effect and press from both sides a kind efficiency, the effectual stability of sample when having guaranteed the friction test.
Advantages of additional aspects of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.
Drawings
The accompanying drawings, which form a part of the specification, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without unduly limiting the scope of the invention.
Fig. 1 is a schematic structural view of a vacuum auxiliary sample clamping friction platform provided in embodiment 1 of the present invention.
Fig. 2 is a schematic diagram of placing the sample clamp and the slider provided by embodiment 1 of the present invention.
Fig. 3 is a schematic view of a sample clamping structure provided in embodiment 1 of the present invention.
Fig. 4 is a schematic view of a sample clamping structure provided in embodiment 2 of the present invention.
Fig. 5 is a schematic view of a sample clamping structure provided in embodiment 3 of the present invention.
Fig. 6 is a schematic view of an adsorption tank provided in embodiment 4 of the present invention.
Fig. 7 is a schematic view of the through holes annularly arranged according to embodiment 5 of the present invention.
Fig. 8 is a schematic view of the row-shaped arrangement of the through holes provided in embodiment 6 of the present invention.
Wherein, 1-a sample clamping mechanism; 2-a friction platform; 3-a through hole; 4-vacuum adsorption tank; 5-sample; 6-a slide block; 11-a clamping block; 12-a fixed shaft; 13-a spring; 21-a clamping block; 22-magnetic suction block.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings and examples.
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the invention. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the invention. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
In the present invention, the terms such as "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "side", "bottom", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, and are only the terms determined for convenience of describing the structural relationship of each component or element of the present invention, and are not specific to any component or element of the present invention, and are not to be construed as limiting the present invention.
In the present invention, terms such as "fixedly connected", "connected", and the like are to be understood in a broad sense, and may be fixedly connected, or may be integrally connected or detachably connected; may be directly connected or indirectly connected through an intermediate. The meaning of the above terms in the present invention can be determined according to specific situations by persons skilled in the art, and should not be construed as limiting the present invention.
In the case of conflict, the embodiments and features of the embodiments of the present invention can be combined with each other.
Example 1:
as shown in fig. 1, fig. 2 and fig. 3, embodiment 1 of the present invention provides a vacuum assisted sample clamping friction platform, including:
The friction platform 2 is provided with a non-groove and non-hole sample friction plane, a vacuum adsorption groove 4 is arranged around the sample friction plane, a through hole 3 is arranged in the vacuum adsorption groove 4, the through hole 3 is communicated with a vacuum generating device, and the vacuum adsorption groove 4 is a continuous groove arranged around the center of the friction platform 2.
The friction platform 2 is made of nonmagnetic and good conductor materials, and can be made of nonmagnetic stainless steel, aluminum or other materials.
The sample clamping structure 1 is an elastic clamp composed of a clamping block 11, a fixed shaft 12 and a spring 13 (i.e. an elastic member, which can be replaced by other elastic bodies), as shown in fig. 3, the fixed shaft 12 sequentially penetrates through the spring 13 and the friction platform 2 to rigidly connect the clamping block 11, the clamping block 11 is lifted upwards, the spring 13 is compressed, a sample penetrates through a gap between the clamping block 11 and the friction platform 2, the clamping block 11 is released, and the spring 13 extends to drive the clamping block 11 to clamp the sample.
The test principle is as follows: make the vacuum generator of 4 switch-on operations in the vacuum adsorption groove on the friction platform 2 through-hole 3, arrange sample 5 in on the friction platform 2, the flat sample 5 of vacuum adsorption groove 4 absorption exhibition, the adjustment sample 5 position uses sample clamping structure 1 to press from both sides tight sample 5, arranges slider 6 in on sample 5 at last, when slider 6 is relative rectilinear motion with friction platform 2, can carry out the friction performance test of sample.
Example 2:
the embodiment 2 of the utility model provides a supplementary appearance friction platform that presss from both sides in vacuum, include:
the friction platform 2 and a sample clamping mechanism arranged on the friction platform;
the friction platform 2 is provided with a non-groove and non-hole sample friction plane, a vacuum adsorption groove 4 is arranged around the sample friction plane, a through hole 3 is arranged in the vacuum adsorption groove 4, and the through hole 3 is communicated with a vacuum generating device.
The friction platform 2 is made of nonmagnetic and good conductor materials, and can be made of nonmagnetic stainless steel, aluminum or other materials.
The sample clamping structure 1 is an elastic clamp clamping structure, as shown in fig. 4, the elastic clamp is pressed down, the sample 5 is placed under the elastic clamp, and the elastic clamp is released to clamp the sample.
The test principle is as follows: make the vacuum generator of 4 switch-on operations in the vacuum adsorption groove on the friction platform 2 through-hole 3, arrange sample 5 in on the friction platform 2, the flat sample 5 of vacuum adsorption groove 4 absorption exhibition, the adjustment sample 5 position uses sample clamping structure 1 to press from both sides tight sample 5, arranges slider 6 in on sample 5 at last, when slider 6 is relative rectilinear motion with friction platform 2, can carry out the friction performance test of sample.
Example 3:
the embodiment of the utility model provides a vacuum is supplementary to press from both sides a kind friction platform, include:
the friction platform 2 and a sample clamping mechanism arranged on the friction platform;
the friction platform 2 is provided with a non-groove and non-hole sample friction plane, a vacuum adsorption groove 4 is arranged around the sample friction plane, a through hole 3 is arranged in the vacuum adsorption groove 4, and the through hole 3 is communicated with a vacuum generating device.
The friction platform 2 is made of nonmagnetic and good conductor materials, and can be made of nonmagnetic stainless steel, aluminum or other materials.
The sample clamping structure 1 is a magnetic attraction clamping structure of a clamping block 21 and a magnetic attraction block 22 on a friction platform, as shown in fig. 5, the clamping block 21 and the magnetic attraction block 22 attract each other magnetically, one of the magnetic attraction blocks is a permanent magnet, the other is a permanent magnet or a magnetic material, the magnetic attraction block 22 is fixed on the friction platform 2, and the clamping block 21 and the magnetic attraction block 22 clamp a sample arranged between the magnetic attraction block and the permanent magnet by using the magnetic attraction force.
The test principle is as follows: make the vacuum generator of 4 switch-on operations in the vacuum adsorption groove on the friction platform 2 through-hole 3, arrange sample 5 in on the friction platform 2, the flat sample 5 of vacuum adsorption groove 4 absorption exhibition, the adjustment sample 5 position uses sample clamping structure 1 to press from both sides tight sample 5, arranges slider 6 in on sample 5 at last, when slider 6 is relative rectilinear motion with friction platform 2, can carry out the friction performance test of sample.
Example 4:
as shown in fig. 6, embodiment 4 of the present invention provides a vacuum auxiliary sample-clamping friction platform, the vacuum absorption groove 4 is an intermittent groove disposed on the lateral portion of the sample friction plane, for example, at least two parallel grooves disposed on both sides of the friction platform may be provided, each parallel groove is parallel to the central line of the friction platform, and other structures are the same as those described in embodiment 1, embodiment 2, or embodiment 3, and are not repeated here.
Example 5:
the embodiment 5 of the utility model provides a supplementary appearance friction platform that presss from both sides in vacuum, include:
the device comprises a friction platform and a sample clamping mechanism arranged on the friction platform;
the friction platform 2 is provided with a non-groove and non-hole sample friction plane, and a plurality of through holes are arranged around the sample friction plane and communicated with the vacuum generating device.
As shown in fig. 7, a plurality of through holes are arranged around the center of the friction plane of the test piece.
The friction platform 2 is made of nonmagnetic and good conductor materials, and can be made of nonmagnetic stainless steel, aluminum and other materials, and the structure design of the sample clamping mechanism is the same as that of the embodiment 1, the embodiment 2 or the embodiment 3.
Example 6:
the embodiment 6 of the utility model provides a supplementary appearance friction platform that presss from both sides in vacuum, include:
the device comprises a friction platform and a sample clamping mechanism arranged on the friction platform;
the friction platform 2 is provided with a non-groove and non-hole sample friction plane, the side part of the sample friction plane is provided with a plurality of through holes, and the through holes are communicated with the vacuum generating device.
As shown in fig. 8, a plurality of through holes are arranged in a row at the sample suction position on the side of the sample friction plane.
The friction platform 2 is made of nonmagnetic and good conductor materials, and can be made of nonmagnetic stainless steel or aluminum and other materials, and the structure design of the sample clamping mechanism is the same as that in the embodiment 1, the embodiment 2 or the embodiment 3.
Example 7:
the embodiment 7 provides a vacuum is supplementary presss from both sides a kind friction test system, including embodiment 1 or embodiment 2 or embodiment 3 or embodiment 4 or embodiment 5 or embodiment 6 vacuum is supplementary to press from both sides a kind friction platform, slider, power value sensor, linear motion mechanism and control display system, press from both sides tight sample after, arrange the slider in on the sample to and connect power value sensor, when linear motion mechanism drives friction platform and slider and is relative linear motion, control display system records the friction test data of sample through the power value sensor.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a supplementary appearance friction platform that presss from both sides in vacuum which characterized in that:
the method comprises the following steps:
the device comprises a friction platform and a sample clamping mechanism arranged on the friction platform;
the friction platform is provided with a non-groove and non-hole sample friction plane, a vacuum adsorption groove is arranged around the sample friction plane, and a through hole is arranged in the vacuum adsorption groove and communicated with the vacuum generating device.
2. The vacuum assisted pinch-like friction platform of claim 1, wherein:
the sample clamping mechanism comprises a clamping block, a fixing shaft and an elastic part, the fixing shaft sequentially penetrates through the elastic part and the friction platform and then is connected with the clamping block, and the elastic part is arranged at the bottom of the friction platform or is partially embedded into the friction platform;
or,
the sample clamping mechanism is an elastic clamp fixed on the friction platform;
or,
the sample clamping mechanism comprises a clamping piece and a magnetic piece which are mutually matched and attracted.
3. The vacuum assisted pinch-like friction platform of claim 1, wherein:
the friction platform is made of nonmagnetic conductor material.
4. The vacuum assisted pinch-like friction platform of claim 1, wherein:
the vacuum adsorption groove is a continuous groove arranged around the center of the friction plane of the sample;
or,
the vacuum adsorption groove is an intermittent groove arranged on the side part of the sample friction plane.
5. The utility model provides a supplementary appearance friction platform that presss from both sides in vacuum which characterized in that:
the method comprises the following steps:
the device comprises a friction platform and a sample clamping mechanism arranged on the friction platform;
the friction platform is provided with a non-groove and non-hole sample friction plane, a plurality of through holes are arranged around the sample friction plane, and the through holes are communicated with the vacuum generating device.
6. The vacuum assisted pinch-like friction platform of claim 5, wherein:
the sample clamping mechanism comprises a clamping block, a fixing shaft and an elastic part, the fixing shaft penetrates through the elastic part and the friction platform in sequence and then is connected with the clamping block, and the elastic part is arranged at the bottom of the friction platform or is partially embedded into the friction platform.
7. The vacuum assisted pinch-like friction platform of claim 5, wherein:
the sample clamping mechanism is an elastic clamp fixed on the friction platform.
8. The vacuum-assisted pinch-like friction platform of claim 5, wherein:
the sample clamping mechanism comprises a clamping piece and a magnetic piece which are mutually matched and attracted.
9. The vacuum assisted pinch-like friction platform of claim 5, wherein:
the friction platform is made of a non-magnetic conductor material;
or,
a plurality of through holes are arranged around the center of the friction plane of the sample;
or,
the plurality of through holes are arranged in rows on the side of the specimen friction plane.
10. The utility model provides a supplementary sample friction test system that presss from both sides in vacuum which characterized in that:
comprising a vacuum assisted pinch-like friction platform according to any of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220982656.8U CN217425160U (en) | 2022-04-26 | 2022-04-26 | Vacuum auxiliary sample clamping friction platform and vacuum auxiliary sample clamping friction test system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220982656.8U CN217425160U (en) | 2022-04-26 | 2022-04-26 | Vacuum auxiliary sample clamping friction platform and vacuum auxiliary sample clamping friction test system |
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| Publication Number | Publication Date |
|---|---|
| CN217425160U true CN217425160U (en) | 2022-09-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220982656.8U Active CN217425160U (en) | 2022-04-26 | 2022-04-26 | Vacuum auxiliary sample clamping friction platform and vacuum auxiliary sample clamping friction test system |
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| Country | Link |
|---|---|
| CN (1) | CN217425160U (en) |
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- 2022-04-26 CN CN202220982656.8U patent/CN217425160U/en active Active
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