CN206248455U - A kind of frock clamp for Vickers - Google Patents
A kind of frock clamp for Vickers Download PDFInfo
- Publication number
- CN206248455U CN206248455U CN201621386606.4U CN201621386606U CN206248455U CN 206248455 U CN206248455 U CN 206248455U CN 201621386606 U CN201621386606 U CN 201621386606U CN 206248455 U CN206248455 U CN 206248455U
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- CN
- China
- Prior art keywords
- screw mandrel
- compactor
- vickers
- boss
- terrace
- Prior art date
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- Expired - Fee Related
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model discloses a kind of frock clamp for Vickers, body and body including terrace with edge that is parallel with two and being oppositely arranged axisymmetricly structure, the terrace with edge center offers screwed hole, first screw mandrel is installed in the screwed hole, first screw mandrel slidably connects the first compactor through terrace with edge and near body central one end, and the other end termination of the first screw mandrel is provided with the first handle for rotating the first screw mandrel；The body lower surface is connected with four boss being oppositely arranged two-by-two, and the fastener for being fixed on body in hardometer test stand is provided with the boss.The utility model is by being provided with the first compactor with dovetail slide rail, can realize being fixed the measured workpiece of any shape, meet the test of hardness, due to fixing the biasing problem for loosely easily occurring when solving the problems, such as that irregular measured workpiece carries out hardness test, cause measurement hardness and the big problem of actual hardness deviation.
Description
Technical field
The utility model is related to hardometer field of fixtures, is a kind of frock clamp for Vickers specifically.
Background technology
Vickers is one of instrument of existing measurement hardness, and existing Vickers will be typically by will be tested
Sample is directly placed in hardometer test stand, and by applying certain pressure, is kept for the regular hour, by measuring impression pair
The length situation of linea angulata, corresponding hardness is calculated by formula.But in reality measurement, it is frequently encountered some irregular
Part needs measurement, in the placement test stand that cannot irregularly stablize due to the profile of measured workpiece, in the measurement process that presses, holds
Easily there is crooked, bias, or even part sphere shape or globoid part at all cannot direct measurements.The solution typically now taken
Certainly method is measured by making cuboid sample.Bothered because sample makes, and partly need to carry out hot place after making
Reason, the error of its hardness can be caused in heat treatment process due to the difference of processing parameter, equally have measurement hardness number distortion
Situation.
Utility model content
The purpose of this utility model is to provide a kind of frock clamp for Vickers, for solving prior art
Present in when Vickers is during pressure test hardness is carried out, it is in irregular shape due to measured workpiece, for example
Sphere and odd-shaped work etc. can not be stablized and lie on testboard, cause the test point of measured workpiece and Vickers can not
Ensure vertical, so that the problem of influence measuring accuracy.
The utility model is achieved through the following technical solutions：
A kind of frock clamp for Vickers, including and the body of terrace with edge that is oppositely arranged parallel with two and
Body axisymmetricly structure, the terrace with edge center offers screwed hole, the first screw mandrel is provided with the screwed hole, described
First screw mandrel slidably connects the first compactor through terrace with edge and near body central one end, and the other end termination of the first screw mandrel sets
It is equipped with the first handle for rotating the first screw mandrel；The body lower surface be connected with four be oppositely arranged two-by-two it is convex
Platform, is provided with the fastener for being fixed on body in hardometer test stand on the boss.
In order to further solve technical problem, technique effect of the present utility model is realized, the fastener includes
Through the boss and the second screw mandrel for being threadedly coupled with boss, the second screw mandrel slidably connects near one end of body central
Two compactors, the second screw mandrel other end is provided with the second handle for rotating the second screw mandrel.Enter on the basis of said structure
Preferably, the screw thread of second screw mandrel is double fine thread to one step, and the purpose for setting double fine thread is preferably to carry out tightly
Gu, fastened respectively by four the second screw mandrels being oppositely arranged two-by-two on boss, body can be secured firmly to hardness
The tune of the utility model and hardometer test stand relative position is realized in the test stand of meter and by adjusting the fastener of different azimuth
Section, with the situation for avoiding occurring the influence measuring accuracy such as eccentric, bias when irregular workpiece is tested.
In order to further solve technical problem, technique effect of the present utility model is realized, second compactor is in
Arc-shaped is set, and the supporting layer being made for metal material near the side of the second screw mandrel, and being provided with the supporting layer has
Anti-skidding rubber layer.The test stand of existing Vickers is generally all the cylinder metal test stand for setting, using with metal
The supporting layer and the second compactor of anti-skidding rubber layer combination that material is made can be fastened and anti-skidding purpose while taking into account, and
Avoid scuffing and damage of the mode of rigidly fixing to hardometer test stand.
In order to further solve technical problem, technique effect of the present utility model is realized, prevent measured workpiece solid
Irregularly causing the first compactor unbalance stress in course of exerting pressure during fixed due to workpiece shapes causes compactor deflection
Two dovetail slide rails being parallel to each other, the length of dovetail slide rail are provided with the contact surface of problem, the body and the first compactor
Degree direction is vertically arranged with the length direction of the first compactor, is provided with the first compactor for accommodating the dovetail slide rail
Dovetail groove.Because in actual measurement process, the profile of measured workpiece is not often symmetrical regular texture, in face of not
The usual stress point of the first compactor that both sides are located at during being fixed and clamped of the measured workpiece of regular shape is not corresponded to, it may appear that
Deflection, crooked situation, the thrust that can so influence workpiece to fix is parallel to each other and perpendicular to the first pressure by setting two
The tight device direction of motion, can effectively ensure that the first compactor is moved horizontally all the time, deflection be prevented, in the tested work to any shape
Part is avoided that bias when compressing, and is partial to, and unbalance stress influences the problem of hardness test precision.
In order to further solve technical problem, technique effect of the present utility model is realized, the dovetail slide rail passes through
Sunk screw is connected with body.The purpose for installing dovetail slide rail using sunk screw is easy to disassemble, while sunk screw connects
Connect the interference fit that dovetail slide rail is not resulted between dovetail slide rail and the first compactor, it is ensured that the first compactor is relative to dovetail
The normal slip of slide rail.
The utility model compared with prior art, with advantages below and beneficial effect：
（1）The utility model can be realized to any shape by being provided with the first compactor with dovetail slide rail
Measured workpiece is fixed, and meets the test of hardness, solves existing Vickers to irregular measured workpiece
Due to the biasing problem that fixed problem loosely easily occurs when carrying out hardness test, cause measurement hardness and actual hardness deviation
Big problem.
（2）The utility model is provided with for fixing fastener of the present utility model by body lower surface, and is divided
Cloth realizes the regulation to the fastening force and size of fastener, Neng Goushi in relative four direction by the second screw mandrel of regulation
Various sizes of hardometer test stand is answered, it is applied widely.
Brief description of the drawings
Fig. 1 is top view of the present utility model；
Fig. 2 is the sectional structure chart in Fig. 1 along hatching A-A；
Fig. 3 is the sectional structure chart in Fig. 1 along hatching B-B；
Fig. 4 is the upward view of Fig. 1；
Wherein 1- bodies；The compactors of 2- first；The screw mandrels of 3- first；4- first handles；5- dovetail slide rails；6- boss；7-
Two compactors；The screw mandrels of 8- second；9- second handles；10- dovetail grooves.
Specific embodiment
The utility model is described in further detail with reference to embodiment, but implementation method of the present utility model is not
It is limited to this.
Embodiment 1：
With reference to shown in accompanying drawing 1-4, a kind of frock clamp for Vickers, including it is parallel with two and relative set
The body 1 and body 1 of the terrace with edge put axisymmetricly structure, the terrace with edge center offers screwed hole, in the screwed hole
First screw mandrel 3 is installed, first screw mandrel 3 slidably connects the first compactor through terrace with edge and near the center one end of body 1
2, the other end termination of the first screw mandrel 3 is provided with the first handle 4 for rotating the first screw mandrel 3；The lower surface of the body 1 is integrally
Four boss 6 being oppositely arranged two-by-two are connected with, are provided with the boss 6 for body 1 to be fixed on into hardometer test stand
Fastener.
Operation principle and application method：
When needing to be arranged on the utility model on Vickers, unclamp first installed in the tight of the lower surface of body 1
It is fixedly mounted with and puts, hardometer test stand upper surface is embedded between four fasteners, adjusts and lock fastener successively, it is ensured that hardness
The lower surface flat contact of meter test stand upper surface and body 1 simultaneously all locks fastener.If two fastenings being oppositely arranged
Distance of the device in the locked condition relative to hardometer test stand is differed, then be finely adjusted, and two until being oppositely arranged are tight
It is fixedly mounted with to put and is still in symmetry status in the locked condition, then shows the fully aligned hardometer test stand center in center of body 1.
The workpiece of test will be needed to be placed on body 1, rotate first handle 4, first handle 4 drives 3 turns of the first screw mandrel
Dynamic, the first screw mandrel 3 promotes the first compactor 2 to be moved to measured workpiece, when the first compactor 2 of both sides touches measured workpiece
Afterwards, while simultaneously slowly continuing to pressure to measured workpiece, measured workpiece is made to be secured firmly to wait hardness to survey on body 1
Examination.
Beneficial effect：Because the center of body 1 is alignd with scleroscopic test stand, workpiece is subject in hardometer course of exerting pressure
Pressure straight down, and by body 1 it is direct, it is rigid be delivered in hardometer test stand, effectively prevent because bias is led
Unbalance stress is caused, so as to the situation for measurement data distortion occur occurs；Further, due to there is the first compactor being oppositely arranged
2 pairs of measured workpieces are fixed, therefore, it is possible to effective fixed measured workpiece, it is not glanced off, it is to avoid existing dimension
Family name's hardometer cannot measure the technical barrier of irregular measured workpiece.Can directly to irregular workpiece using the utility model
Tested, the sample without same material is fabricated separately is tested, it is convenient, fast, efficiently.
Embodiment 2：
In order to further solve technical problem, technique effect of the present utility model is realized, on the basis of embodiment 1
On, with reference to shown in accompanying drawing 1-4, the fastener includes the second screw mandrel 8 for running through the boss 6 and being threadedly coupled with boss 6,
Second screw mandrel 8 slidably connects the second compactor 7 near the one end at the center of body 1, and the other end of the second screw mandrel 8 is provided with for revolving
Turn the second handle 9 of the second screw mandrel 8.On the basis of said structure further preferably, the screw thread of second screw mandrel 8 is double
Fine thread, the purpose for setting double fine thread is preferably to be fastened, the be oppositely arranged two-by-two on boss 6 by four
Two screw mandrels 8 are fastened respectively, and body 1 can be secured firmly in scleroscopic test stand and by adjusting the tight of different azimuth
The regulation put and realize the utility model and hardometer test stand relative position is fixedly mounted with, to avoid occurring when irregular workpiece is tested
The situation of the influence measuring accuracy such as eccentric, bias.
In order to further solve technical problem, technique effect of the present utility model is realized, second compactor 7 is in
Arc-shaped is set, and the supporting layer being made for metal material near the side of the second screw mandrel 8, and being provided with the supporting layer has
Anti-skidding rubber layer.The test stand of existing Vickers is generally all the cylinder metal test stand for setting, using with metal
The supporting layer and the second compactor 7 of anti-skidding rubber layer combination that material is made can be fastened and anti-skidding purpose while taking into account,
And avoid scuffing and damage of the mode of rigidly fixing to hardometer test stand.
In order to further solve technical problem, technique effect of the present utility model is realized, prevent measured workpiece solid
Irregularly causing the first unbalance stress in course of exerting pressure of compactor 2 during fixed due to workpiece shapes causes the deflection of compactor 2
Problem, two dovetail slide rails 5 being parallel to each other, dovetail slide rail are provided with the contact surface of the compactor 2 of the body 1 and first
5 length direction is vertically arranged with the length direction of the first compactor 2, is provided with for accommodating the swallow on the first compactor 2
The dovetail groove 10 of tail slide rail 5.Because in actual measurement process, the profile of measured workpiece is not often symmetrical rule knot
Structure, is located at the usual stress point of the first compactor 2 of both sides during being fixed and clamped of the measured workpiece in face of irregular shape
Do not correspond to, it may appear that deflection, crooked situation, the thrust that can so influence workpiece to fix is parallel to each other by setting two
And perpendicular to the direction of motion of the first compactor 2, can effectively ensure that the first compactor 2 is moved horizontally all the time, deflection is prevented, right
The measured workpiece of any shape is avoided that bias when compressing, and is partial to, and unbalance stress influences the problem of hardness test precision.
In order to further solve technical problem, technique effect of the present utility model is realized, the dovetail slide rail 5 passes through
Sunk screw is connected with body 1.It is easy to disassemble that the purpose of dovetail slide rail 5 is installed using sunk screw, while sunk screw
Connection dovetail slide rail 5 does not result in the interference fit between the compactor 2 of dovetail slide rail 5 and first, it is ensured that the first compactor 2 is relative
In the normal slip of dovetail slide rail 5.
The above, is only preferred embodiment of the present utility model, and any formal limit is not done to the utility model
System, every any simple modification, equivalent variations made to above example according to technical spirit of the present utility model each fall within
Within protection domain of the present utility model.
Claims (5)
1. a kind of frock clamp for Vickers, including the body of terrace with edge that is parallel with two and being oppositely arranged（1）
And body（1）Axisymmetricly structure, it is characterised in that：The terrace with edge center offers peace in screwed hole, the screwed hole
Equipped with the first screw mandrel（3）, first screw mandrel（3）Through terrace with edge and near body（1）Center one end slidably connects the first pressure
Tight device（2）, the first screw mandrel（3）Other end termination be provided with for rotating the first screw mandrel（3）First handle（4）；Described
Body（1）Lower surface is connected with four boss being oppositely arranged two-by-two（6）, the boss（6）On be provided with for by body
（1）It is fixed on the fastener in hardometer test stand.
2. a kind of frock clamp for Vickers according to claim 1, it is characterised in that the fastener
Including through the boss（6）And and boss（6）Second screw mandrel of threaded connection（8）, the second screw mandrel（8）Near body（1）In
One end of the heart slidably connects the second compactor（7）, the second screw mandrel（8）The other end is provided with for rotating the second screw mandrel（8）'s
Second handle（9）.
3. a kind of frock clamp for Vickers according to claim 2, it is characterised in that described second compresses
Device（7）Set in arc-shaped, and near the second screw mandrel（8）The supporting layer that is made for metal material of side, on the supporting layer
It is provided with anti-skidding rubber layer.
4. a kind of frock clamp for Vickers according to claim 1, it is characterised in that the body（1）
With the first compactor（2）Contact surface on be provided with two dovetail slide rails being parallel to each other（5）, dovetail slide rail（5）Length side
To with the first compactor（2）Length direction be vertically arranged, the first compactor（2）On be provided with for accommodating the dovetail slide rail
（5）Dovetail groove（10）.
5. a kind of frock clamp for Vickers according to claim 4, it is characterised in that the dovetail slide rail
（5）By sunk screw and body（1）Connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621386606.4U CN206248455U (en) | 2016-12-16 | 2016-12-16 | A kind of frock clamp for Vickers |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621386606.4U CN206248455U (en) | 2016-12-16 | 2016-12-16 | A kind of frock clamp for Vickers |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206248455U true CN206248455U (en) | 2017-06-13 |
Family
ID=59009058
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621386606.4U Expired - Fee Related CN206248455U (en) | 2016-12-16 | 2016-12-16 | A kind of frock clamp for Vickers |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206248455U (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107243854A (en) * | 2017-08-04 | 2017-10-13 | 爱佩仪中测（成都）精密仪器有限公司 | Multifunctional adjustable V-arrangement hardometer stand fixed block |
| CN107462464A (en) * | 2017-08-04 | 2017-12-12 | 爱佩仪中测（成都）精密仪器有限公司 | Suitable for different shape and the measurement method for supporting of the part of size |
| CN107525714A (en) * | 2017-08-04 | 2017-12-29 | 爱佩仪中测（成都）精密仪器有限公司 | Suitable for the column fixing means of sclerometer measurement |
| CN107884265A (en) * | 2017-12-13 | 2018-04-06 | 江苏方天电力技术有限公司 | Leeb Hardness Tester clamping device is used in a kind of conduit hardness detection |
| CN109357933A (en) * | 2018-12-10 | 2019-02-19 | 美钻深海能源科技研发（上海）有限公司 | One kind being based on scleroscopic hardness test frock clamp |
| CN109540660A (en) * | 2019-01-14 | 2019-03-29 | 南昌航空大学 | Adjustable hardness test fixture |
| CN109855997A (en) * | 2018-11-20 | 2019-06-07 | 浙江工贸职业技术学院 | A kind of sample preparation device for micro-vickers hardness analysis |
| CN109855998A (en) * | 2018-11-20 | 2019-06-07 | 浙江工贸职业技术学院 | The sample preparation device of micro-vickers hardness analysis |
| CN109870793A (en) * | 2019-02-27 | 2019-06-11 | 集美大学 | Objective table, microhardness testers and detection method for the detection of circular arc part hardness |
| CN109932205A (en) * | 2019-03-26 | 2019-06-25 | 南通华兴石油仪器有限公司 | A kind of mud stone liquid nitrogen sampler |
-
2016
- 2016-12-16 CN CN201621386606.4U patent/CN206248455U/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107243854A (en) * | 2017-08-04 | 2017-10-13 | 爱佩仪中测（成都）精密仪器有限公司 | Multifunctional adjustable V-arrangement hardometer stand fixed block |
| CN107462464A (en) * | 2017-08-04 | 2017-12-12 | 爱佩仪中测（成都）精密仪器有限公司 | Suitable for different shape and the measurement method for supporting of the part of size |
| CN107525714A (en) * | 2017-08-04 | 2017-12-29 | 爱佩仪中测（成都）精密仪器有限公司 | Suitable for the column fixing means of sclerometer measurement |
| CN107884265A (en) * | 2017-12-13 | 2018-04-06 | 江苏方天电力技术有限公司 | Leeb Hardness Tester clamping device is used in a kind of conduit hardness detection |
| CN107884265B (en) * | 2017-12-13 | 2024-01-26 | 江苏方天电力技术有限公司 | Richter clamping device for detecting hardness of pipeline |
| CN109855997A (en) * | 2018-11-20 | 2019-06-07 | 浙江工贸职业技术学院 | A kind of sample preparation device for micro-vickers hardness analysis |
| CN109855998A (en) * | 2018-11-20 | 2019-06-07 | 浙江工贸职业技术学院 | The sample preparation device of micro-vickers hardness analysis |
| CN109357933A (en) * | 2018-12-10 | 2019-02-19 | 美钻深海能源科技研发（上海）有限公司 | One kind being based on scleroscopic hardness test frock clamp |
| CN109540660A (en) * | 2019-01-14 | 2019-03-29 | 南昌航空大学 | Adjustable hardness test fixture |
| CN109870793A (en) * | 2019-02-27 | 2019-06-11 | 集美大学 | Objective table, microhardness testers and detection method for the detection of circular arc part hardness |
| CN109932205A (en) * | 2019-03-26 | 2019-06-25 | 南通华兴石油仪器有限公司 | A kind of mud stone liquid nitrogen sampler |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170613 Termination date: 20201216 |
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| CF01 | Termination of patent right due to non-payment of annual fee |