CN209542279U - A kind of sample clamp and friction test device - Google Patents
A kind of sample clamp and friction test device Download PDFInfo
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- CN209542279U CN209542279U CN201920141416.3U CN201920141416U CN209542279U CN 209542279 U CN209542279 U CN 209542279U CN 201920141416 U CN201920141416 U CN 201920141416U CN 209542279 U CN209542279 U CN 209542279U
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- pedestal
- sample
- sample clamp
- clamp
- clamping
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Abstract
The utility model relates to testing equipment field, a kind of sample clamp and friction test device are disclosed.Sample clamp includes the pedestal for surrounding grasping part, is set to the clamp assemblies of pedestal and is set to the fixed structure of pedestal.Clamp assemblies include the multiple clamping parts for being threadedly connected to pedestal, and clamping part passes through pedestal from the outside of grasping part and stretches to inside grasping part, multiple circumferentially spaced settings of clamping part.Fast clamp and the fixation to the different shapes such as round, rectangular, triangle, irregular shape and sample sizes may be implemented, sample is placed in grasping part, by screwing clamping part, clamp sample using multiple clamping parts.Stabilization easy to operate, it is adaptable, and by screwing clamping part, it can be convenient the position of adjustment sample clamping.The friction test device of the utility model embodiment is mounted with above-mentioned sample clamp, therefore also has above-mentioned beneficial effect.
Description
Technical field
The utility model relates to testing equipment fields, in particular to a kind of sample clamp and friction test device.
Background technique
Ball disk-type friction abrasion tester because stable, it is small in size the advantages that, the quilt in material friction performance test
It is widely applied.In common ball disk-type friction abrasion tester, abrading-ball is fixed on top, and lower section is to mill, abrading-ball center
Deviate the center of mill.When frictional experiment, abrading-ball is fixed, and mill is around center axis rotation.Deviate mill by adjusting abrading-ball
The distance at center, the frictional wear experiment of Lai Shixian differentiated friction radius.Due to multifarious, the obtained material of preparation means
The shape and size of sample are different.In practical friction-wear test, often due to sample shape or size
It is difficult to be fixed or sample is not fixed firmly, since the effect of frictional force, sample loosen in test process, make original simple
Test becomes complicated and even is difficult to carry out.And existing grip device is difficult to adjust the position of sample clamping.
Utility model content
The purpose of this utility model is to provide a kind of sample clamps, can adapt to consolidating for various samples of different shapes
Fixed, fixed form is simple, stablizes, and operating efficiency is high, and can be convenient the position of adjustment sample clamping.
The another object of the utility model is to provide a kind of friction test device, includes above-mentioned sample clamp.
The embodiments of the present invention are achieved in that
In a first aspect, the utility model embodiment provides a kind of sample clamp, it is applied to friction test comprising:
Surround the pedestal of grasping part；
Clamp assemblies, clamp assemblies include the multiple clamping parts for being threadedly connected to pedestal, and clamping part is outside grasping part
Portion passes through pedestal and stretches to inside grasping part, multiple circumferentially spaced settings of clamping part；
It is set to the fixed structure of pedestal, fixed structure is used for fixed pedestal.
In an embodiment of the present invention, pedestal is annular.
In an embodiment of the present invention, pedestal is circumferentially arranged multiple screw holes through pedestal side wall, folder
The portion of holding includes the bolt or screw rod for being set to screw hole.
In an embodiment of the present invention, screw hole is arranged around the central axis uniform intervals of pedestal.
In an embodiment of the present invention, the central axis of the axis of screw hole perpendicular to pedestal.
In an embodiment of the present invention, fixed structure includes multiple mounting holes or inwardly opens on the outside of pedestal
If multiple mounting grooves；Multiple mounting holes or mounting groove being provided at circumferentially spaced along pedestal.
In an embodiment of the present invention, the quantity of mounting hole or mounting groove and the quantity of clamping part are consistent, often
A mounting hole or mounting groove are all set among two adjacent clamping parts.
In an embodiment of the present invention, pedestal includes the first pedestal and the second pedestal being detachably connected, the
One pedestal and the second pedestal are ring-type and are arranged concentrically, and the medial surface of the first pedestal is bonded with the lateral surface of the second pedestal, Gu
Structure setting is determined in the first pedestal.
In an embodiment of the present invention, one of the first pedestal or the second pedestal are provided with positioning protrusion,
The other of first pedestal or the second pedestal are provided with the locating slot with positioning protrusion cooperation.
Second aspect, the utility model embodiment provide a kind of friction test device comprising above-mentioned sample clamp, sample
Product fixture is fixed on the mill of friction test device by fixed structure.
The beneficial effect of the utility model embodiment is:
The sample clamp of the utility model embodiment includes the pedestal for surrounding grasping part, the clamp assemblies for being set to pedestal
And it is set to the fixed structure of pedestal.Clamp assemblies include the multiple clamping parts for being threadedly connected to pedestal, and clamping part is from clamping
The outside in space passes through pedestal and stretches to inside grasping part, multiple circumferentially spaced settings of clamping part.May be implemented to it is round,
The fast clamp and fixation of the different shapes such as rectangular, triangle, irregular shape and sample sizes, are placed on grasping part for sample
In, by screwing clamping part, sample is clamped using multiple clamping parts.Stabilization easy to operate, it is adaptable, and by screwing folder
Portion is held, can be convenient the position of adjustment sample clamping.
The friction test device of the utility model embodiment is mounted with above-mentioned sample clamp, therefore also has with above-mentioned
Beneficial effect.
Detailed description of the invention
It, below will be to use required in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment
Attached drawing be briefly described, it should be understood that the following drawings illustrates only some embodiments of the utility model, therefore should not be by
Regard the restriction to range as, for those of ordinary skill in the art, without creative efforts, may be used also
To obtain other relevant attached drawings according to these attached drawings.
Fig. 1 is the first visual angle schematic diagram of sample clamp in the utility model embodiment 1；
Fig. 2 is the second visual angle schematic diagram of sample clamp in the utility model embodiment 1
Fig. 3 is the schematic diagram of the sample clamp in the utility model embodiment 2；
Fig. 4 is the schematic diagram of the sample clamp in the utility model embodiment 3.
Icon: 100- sample clamp；110- pedestal；The first pedestal of 110a-；The second pedestal of 110b-；111a- positioning protrusion；
111b- locating slot；112- mounting groove；114- grasping part；115- mounting hole；116- fastener；120- clamping part；200- sample
Fixture；300- sample clamp.
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Usually here in attached drawing description and
The component of the utility model embodiment shown can be arranged and be designed with a variety of different configurations.
Therefore, requirement is not intended to limit to the detailed description of the embodiments of the present invention provided in the accompanying drawings below
The scope of the utility model of protection, but it is merely representative of the selected embodiment of the utility model.Based in the utility model
Embodiment, every other embodiment obtained by those of ordinary skill in the art without making creative efforts, all
Belong to the range of the utility model protection.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.
In the description of the utility model embodiment, it should be noted that term " center ", "upper", "lower", "inner",
The orientation or positional relationship of the instructions such as "outside" is to be based on the orientation or positional relationship shown in the drawings or the utility model product
The orientation or positional relationship usually put when use is merely for convenience of description the embodiments of the present invention and simplifies description,
Rather than the device or element of indication or suggestion meaning must have a particular orientation, be constructed and operated in a specific orientation, because
This should not be understood as limiting the present invention.In addition, term " first ", " second " etc. are only used for distinguishing description, and cannot
It is interpreted as indication or suggestion relative importance.
In the description of the utility model embodiment, it is also necessary to which explanation is unless specifically defined or limited otherwise, art
Language " setting ", " installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, be also possible to detachable
Connection, or be integrally connected；It can be directly connected, can also can be in two elements indirectly connected through an intermediary
The connection in portion.For the ordinary skill in the art, above-mentioned term can be understood in the present invention with concrete condition
Concrete meaning.
Embodiment 1
Fig. 1 is the first visual angle schematic diagram of sample clamp 100 in the utility model embodiment 1；Fig. 2 is that the utility model is real
Apply the second visual angle schematic diagram of sample clamp 100 in example 1.Referring to Fig.1 and 2, the present embodiment provides a kind of sample clamps
100 comprising surround the pedestal 110 of grasping part 114 and be set to the clamp assemblies of the pedestal 110, set on pedestal 110
It is equipped with the fixed structure for fixed pedestal 110.
In the present embodiment, pedestal 110 is annular shape, and middle part forms grasping part 114.Clamp assemblies include that screw thread connects
Multiple clamping parts 120 of pedestal 110 are connected to, clamping part 120 passes through pedestal 110 from the outside of grasping part 114 and partly stretches
Enter to grasping part 114, the circumferentially spaced setting of multiple clamping parts 120.In the utility model others embodiment, base
Seat 110 can also be that middle part has rectangle, the ellipse etc. of through-hole, as long as it can surround grasping part 114.
In the present embodiment, clamp assemblies are successively spaced 90 ° including 4 clamping parts, 120,4 clamping parts 120 and equably set
It is placed in pedestal 110.Clamping part 120 is screw rod or bolt, and circumferentially uniform intervals are provided with 4 through pedestal to pedestal 110
The screw hole of 110 side walls, screw hole are threadedly engaged with clamping part 120.It is screwed in order to facilitate clamping part 120, one end stretches to clamping
In space 114, the other end is stretched out from the outside of pedestal 110, is held, is screwed to facilitate operation person.
It is appreciated that the case where clamping part 120 shown only in figure is screw rod, in other alternative-embodiments,
The outer end of clamping part 120 can add handle, be held with facilitating.
In order to obtain better clamping effect, four screw holes of pedestal 110 in the same plane, two opposite screw holes
Axis collinear, the axis of two neighboring screw hole is mutually perpendicular to.The axis of screw hole and the central axis of pedestal 110 are mutually perpendicular to.
It should be appreciated that number, the number of clamping part 120 of screw hole can roots in the other embodiments of the utility model
It is configured according to the needs of clamping, for example can be 3,5 or 5 or more, more clamping parts 120 can make sample
Clamping is more stable, but operation can correspondingly be made to become complicated.
In order to enable clamping part 120 can be preferably bonded sample, grasping part 114 (is protruded into the clamping end of clamping part 120
One end) bearing surface of different shapes can also be designed according to the shape of sample, such as in the setting of the clamping end of clamping part 120
Recessed curved surface can make clamping part 120 be suitable for holding the sample of the shapes such as cylinder, spherical shape in this way.
In present embodiments, fixed structure includes multiple mounting holes or inwardly opens up from 110 outside of pedestal
Multiple installations；Multiple mounting holes or mounting groove being provided at circumferentially spaced along pedestal 110.As shown in Figure 1, solid in the present embodiment
Determining structure includes the multiple mounting grooves 112 being arranged on the outside of pedestal 110.Fastener 116, pedestal can be accommodated in mounting groove 112
110 can be connect by fastener 116 with the mill of friction test device.As shown in Figure 1, fastener 116 is in the present embodiment
For bolt, it is also possible to socket cap, coiled hair, cup head or hex head screw.
In the present embodiment, the outside of pedestal 110 is provided with 4 mounting grooves, 112,4 mounting grooves 112 successively between 90 °
Every setting.Mounting groove 112 penetrates through 110 upper and lower ends of pedestal on the axis direction of pedestal 110.Fastener 116 is located at mounting groove
It in 112, and is fixed with object mounting position, movement of the entire pedestal 110 on four direction can be prevented.It should be appreciated that
In the other embodiments of the utility model, the number of mounting groove 112 be can be adjusted according to the actual situation.In the present embodiment
In, each mounting groove 112 is all set in the centre of two adjacent clamping parts 120.
In some other embodiment of the utility model, mounting groove 112 can also be substituted with mounting hole, mounting hole edge
The axis direction of pedestal 110 runs through pedestal 110, and the fasteners such as bolt 116 can pass through mounting hole 115 and be fixed.
The sample clamp 100 of the utility model embodiment when in use, first by screwing clamping part 120, makes clamping part
120 are moved radially outward relative to pedestal 110, are then placed on sample between the clamping end of each clamping part 120, by screwing
Each clamping part 120 enables clamping part 120 move radially inwardly, to clamp sample.By screwing each clamping part 120, may be used also
To adjust the position of clamped sample.
Embodiment 2
Fig. 3 is the schematic diagram of the sample clamp 200 in the utility model embodiment 2.Referring to figure 3., embodiment 2 provides one
Kind sample clamp 200, roughly the same with the sample clamp 100 of embodiment 1, the difference of the two is the specimen holder of the present embodiment
Tool 100 pedestal 110 be it is rectangular, grasping part 114 is formed by rectangular through-hole.Each clamping part 120 is threadedly connected to pedestal
The middle position on 110 four sides.Fixed structure is the mounting hole 115 being set on 110 4 angles of pedestal.
Embodiment 3
Fig. 4 is the schematic diagram of the sample clamp 300 in the utility model embodiment 3.Referring to figure 3., the present embodiment provides
A kind of sample clamp 300, roughly the same with the sample clamp 100 of embodiment 1, the difference of the two is the sample of the present embodiment
The pedestal 110 of fixture 300 includes the first pedestal 110a and the second pedestal 110b, the first pedestal 110a and second being detachably connected
Pedestal 110b is ring-type and is arranged concentrically, and the medial surface of the first pedestal 110a is bonded with the lateral surface of the second pedestal 110b, Gu
Determining structure is the mounting groove 112 for being set to the first pedestal 110a.In the present embodiment, same for installing the screw hole of clamping part 120
Shi Guantong the first pedestal 110a and the second pedestal 110b.
In order to enable the screw hole on the first pedestal 110a and the second pedestal 110b to align, to install clamping part 120, at this
In embodiment, the outside in the second pedestal 110b is provided with positioning protrusion 111a, is provided with and determines on the inside of the first pedestal 110a
The locating slot 111b of position protrusion 111a cooperation.When assembling pedestal 110, pass through between the first pedestal 110a and the second pedestal 110b
The cooperation of positioning protrusion 111a and locating slot 111b guarantee that screw hole will not misplace so that the two can not relatively rotate.
The sample clamp 300 of embodiment 3 can make the adjustable of grasping part 114, when sample is smaller, need to pacify
The second pedestal 110b is filled, the shaking of 120 clamping end of clamping part can be reduced in this way, keeps clamping effect more preferable.When sample is larger,
Need to remove the second pedestal 110b, grasping part 114 can just admit biggish sample.
Embodiments herein also provides a kind of friction test device (not shown) comprising rotary mill
And sample clamp disclosed in the various embodiments described above (100,200 or 300).Sample clamp passes through fixed structure and fastener 116
Be fitted on mill.
In conclusion the sample clamp of the utility model embodiment includes the pedestal for surrounding grasping part, is set to pedestal
Clamp assemblies and be set to the fixed structure of pedestal.Clamp assemblies include the multiple clamping parts for being threadedly connected to pedestal, folder
It holds portion and is stretched to inside grasping part from the outside of grasping part across pedestal, multiple circumferentially spaced settings of clamping part.It can be with
The fast clamp to the different shapes such as round, rectangular, triangle, irregular shape and sample sizes and fixation are realized, by sample
It is placed in grasping part, by screwing clamping part, clamps sample using multiple clamping parts.Stabilization easy to operate, it is adaptable, and
And by screwing clamping part, the position of adjustment sample clamping can be convenient.
The friction test device of the utility model embodiment is mounted with above-mentioned sample clamp, therefore also has with above-mentioned
Beneficial effect.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (10)
1. a kind of sample clamp is applied to friction test, characterized in that it comprises:
Surround the pedestal of grasping part；
Clamp assemblies, the clamp assemblies include the multiple clamping parts for being threadedly connected to the pedestal, and the clamping part is from described
The outside of grasping part passes through the pedestal and stretches to inside the grasping part, and the multiple clamping part is circumferentially spaced to be set
It sets；
It is set to the fixed structure of the pedestal, the fixed structure is for fixing the pedestal.
2. sample clamp according to claim 1, which is characterized in that the pedestal is annular.
3. sample clamp according to claim 2, which is characterized in that the pedestal is circumferentially arranged to be had described in multiple run through
The screw hole of pedestal side wall, the clamping part include the bolt or screw rod for being set to the screw hole.
4. sample clamp according to claim 3, which is characterized in that the screw hole is uniform around the central axis of the pedestal
Interval setting.
5. sample clamp according to claim 3, which is characterized in that the axis of the screw hole is perpendicular in the pedestal
Mandrel line.
6. sample clamp according to claim 1, which is characterized in that the fixed structure include multiple mounting holes or from
The multiple mounting grooves inwardly opened up on the outside of the pedestal；Multiple mounting holes or the mounting groove are between the circumferential direction of the pedestal
Every setting.
7. sample clamp according to claim 6, which is characterized in that the quantity and institute of the mounting hole or the mounting groove
The quantity for stating clamping part is consistent, and each mounting hole or mounting groove are all set among two adjacent clamping parts.
8. sample clamp according to claim 2, which is characterized in that the pedestal includes the first pedestal being detachably connected
With the second pedestal, first pedestal and second pedestal are ring-type and are arranged concentrically, the medial surface of first pedestal
It is bonded with the lateral surface of second pedestal, the fixed structure is set to first pedestal.
9. sample clamp according to claim 8, which is characterized in that one in first pedestal or second pedestal
Person is provided with positioning protrusion, and the other of first pedestal or second pedestal are provided with to be cooperated with the positioning protrusion
Locating slot.
10. a kind of friction test device, which is characterized in that it includes sample clamp as claimed in any one of claims 1-9 wherein,
The sample clamp is fixed on the mill of the friction test device by the fixed structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920141416.3U CN209542279U (en) | 2019-01-24 | 2019-01-24 | A kind of sample clamp and friction test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920141416.3U CN209542279U (en) | 2019-01-24 | 2019-01-24 | A kind of sample clamp and friction test device |
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| Publication Number | Publication Date |
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| CN209542279U true CN209542279U (en) | 2019-10-25 |
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| CN201920141416.3U Active CN209542279U (en) | 2019-01-24 | 2019-01-24 | A kind of sample clamp and friction test device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111678779A (en) * | 2020-05-14 | 2020-09-18 | 超威电源集团有限公司 | Method for testing plate grid performance |
-
2019
- 2019-01-24 CN CN201920141416.3U patent/CN209542279U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111678779A (en) * | 2020-05-14 | 2020-09-18 | 超威电源集团有限公司 | Method for testing plate grid performance |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 510000 No. 363, Changxin Road, Guangzhou, Guangdong, Tianhe District Patentee after: Institute of new materials, Guangdong Academy of Sciences Address before: 510000 No. 363, Changxin Road, Guangzhou, Guangdong, Tianhe District Patentee before: GUANGDONG INSTITUTE OF NEW MATERIALS |
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| CP01 | Change in the name or title of a patent holder |