CN110208197A - Clamping device for small-size and irregular sample and sample preparation method - Google Patents
Clamping device for small-size and irregular sample and sample preparation method Download PDFInfo
- Publication number
- CN110208197A CN110208197A CN201910581638.1A CN201910581638A CN110208197A CN 110208197 A CN110208197 A CN 110208197A CN 201910581638 A CN201910581638 A CN 201910581638A CN 110208197 A CN110208197 A CN 110208197A
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- gland
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- main body
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- 230000001788 irregular Effects 0.000 title claims abstract description 28
- 238000005464 sample preparation method Methods 0.000 title 1
- 210000004907 gland Anatomy 0.000 claims abstract description 26
- 238000002360 preparation method Methods 0.000 claims abstract description 17
- 238000000034 method Methods 0.000 claims abstract description 16
- 238000001514 detection method Methods 0.000 claims abstract description 13
- 238000004611 spectroscopical analysis Methods 0.000 claims abstract description 5
- 238000005070 sampling Methods 0.000 claims description 12
- 230000005284 excitation Effects 0.000 claims description 8
- 238000004458 analytical method Methods 0.000 claims description 4
- 239000000126 substance Substances 0.000 claims description 4
- 239000000843 powder Substances 0.000 claims description 2
- 238000001228 spectrum Methods 0.000 abstract 1
- 239000000463 material Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000010183 spectrum analysis Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The application discloses clamping device and system appearance method of small-size and irregular sample, this clamping device, including the appearance be cylindrical structure's gland and clamping device main part and set up in the spring between gland and the clamping device main part, this system appearance method's step is as follows: placing a sample preparation mold on a hot-inlaying sample table, placing a sample in the center of the sample preparation mold, and carrying out hot-inlaying sample preparation on the sample preparation mold by using a hot-inlaying machine; demoulding the sample after sample preparation to obtain a T-shaped sample; grinding the detection surface of the sample to be flat and clean; the sample is placed in a holding device for direct-reading spectroscopic analysis. The invention can better solve the problem that small-size and irregular samples can not be detected in direct-reading spectrum, and reduces the requirements on the shape and size of the samples.
Description
Technical field
The application belongs to Element detection chemical analysis field, more particularly to the clamping of a kind of small size and irregular sample
Device and method for making sample.
Background technique
Direct reading spectrometry technology is high with detection accuracy, analysis speed fastly stokehold detection and in terms of obtain
It is widely applied.But in irregular shape or sample diameter during atual detection, is frequently encountered less than direct reading spectrometry
Sample stage excites the sample of hole, at this point, directly carrying out detection to sample can be highly difficult.Currently, the inspection for this small sample
It surveys, commonly uses drilling cuttings chemical detection, it is time-consuming and laborious, and small sample in the market detects fixture, and it is more regular to be only suitable for analysis shape
Stick, linear product, for sample in irregular shape can not good fixed clamp, as patent CN205607846U is disclosed
A kind of minor diameter steel bar sample direct-reading spectrometer fixture, the two sides of fixture base are respectively equipped with one and cylinder shape groove
The positioning screw hole of connection, two positioning screw holes are horizontal and face is arranged, and two screws are screwed in two positioning screw holes respectively and rise
To the effect of fixed sample, be difficult to fix irregular sample using two screws, and the directly hand-held grind away of small sample have it is certain
Security risk, sample preparation and detection have certain difficulty.
Summary of the invention
The purpose of the present invention is to provide a kind of small size and the clamping devices and method for making sample of irregular sample, to overcome
Deficiency in the prior art.
To achieve the above object, the invention provides the following technical scheme:
The embodiment of the present application discloses the clamping device of a kind of small size and irregular sample, including shape is cylindrical structure
Gland and clamping device main body and the spring being set between the gland and clamping device main body, the clamping device main body
End face center close to the gland side is recessed with fixation hole, and the clamping device deviates from the end face center of the gland side
It is recessed with sample well, the sample well is connected to the fixation hole, and the spring is set in the fixation hole, and the gland leans on
The end face center of the nearly clamping device body side is recessed with threaded hole, and the clamping device main body is close to the gland side
The outer wall of end face be machined with the external screw thread being correspondingly arranged with the threaded hole.
Preferably, in the clamping device of above-mentioned small size and irregular sample, the diameter of the sample well is less than solid
Determine the diameter in hole.
Preferably, in the clamping device of above-mentioned small size and irregular sample, the depth of the threaded hole with it is described
Externally threaded length is identical.
Correspondingly, disclosed herein as well is a kind of small size and the method for making sample of irregular sample, comprising the following steps:
1), sampling die sample preparation: sampling die is placed in the embedding press proof sample platform of hot insert, sample is placed in sampling die
Among heart hole, the gap between sample and sampling die centre bore is filled with soft substance, and it is embedding that powder progress hot insert is inlayed in top addition
Sample preparation；
2), sampling die demoulds: demoulding after sample preparation to sample, obtains T-shape sample；
3), sample grind away: the sample end detection faces of sample are milled to smooth and clean by hand-held sample handheld terminal with belt sander；
4), sample detection: the clamping that sample is placed on small size of any of claims 1 or 2 and irregular sample is filled
In setting, sample end passes through spring and sample well, and handheld terminal is placed in fixation hole, and handheld terminal bottom is contacted with spring upper end, will be pressed
It is placed on clamping device main body upper end, rotary gland connect gland with locating and clamping apparatus main body, when sample bottom end and positioning
Clamping device bottom part body in one plane when stop rotating gland, locating and clamping apparatus is placed on excitation bench and carries out direct-reading
Spectrum analysis.
Compared with the prior art, the advantages of the present invention are as follows: the present invention provides a kind of small size and irregular samples
Clamping device and sample method for making sample after sample is inlayed sample preparation with mold, increase sample and hold area, solve small size
And irregular sample is not easy the problem of holding grind away, after sample molds sample preparation, obtains T-shape sample, reduces to sample shape
Limitation, sample end avoids influence of the handheld terminal edge material to testing result independently of handheld terminal.The clamping device solves small
Size and irregular sample are difficult to the problem of fixing and positioning, and have expanded the application range of spark direct-reading spectrometer, it is ensured that inspection
Survey the accuracy of result.
Detailed description of the invention
In order to illustrate the technical solutions in the embodiments of the present application or in the prior art more clearly, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
The some embodiments recorded in application, for those of ordinary skill in the art, without creative efforts,
It is also possible to obtain other drawings based on these drawings.
Fig. 1 show the structural schematic diagram of the clamping device of specific embodiment of the invention small-medium size and irregular sample；
Fig. 2 show the diagrammatic cross-section of the clamping device of specific embodiment of the invention small-medium size and irregular sample；
Fig. 3 show the structural schematic diagram of sampling die in the specific embodiment of the invention；
Fig. 4 show in the specific embodiment of the invention diagrammatic cross-section after sampling die demoulding.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out detailed retouch
It states, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Based on the present invention
In embodiment, those of ordinary skill in the art's every other implementation obtained without making creative work
Example, shall fall within the protection scope of the present invention.
In conjunction with shown in Fig. 1 to Fig. 4, the clamping device of small size and irregular sample is the pressure of cylindrical structure including shape
Lid 1 and clamping device main body 2 and the spring 3 being set between gland 1 and clamping device main body 2, clamping device main body 2 is close to pressure
The end face center of 1 side of lid is recessed with fixation hole 4, and end face center of the clamping device away from 1 side of gland is recessed with sample well 5,
Sample well 5 is connected to fixation hole 4, and the diameter of sample well is less than the diameter of fixation hole, and spring 3 is set in fixation hole 4, gland 1
End face center close to 2 side of clamping device main body is recessed with threaded hole, end face of the clamping device main body 2 close to 1 side of gland
Outer wall be machined with the external screw thread being correspondingly arranged with threaded hole, the depth of threaded hole is identical as externally threaded length.
The embedding sample preparation of hot insert is carried out to sample using mold, specification is inlayed for 30mm with hot pointing machine, spark direct reading spectrometry
Instrument excites aperture for for 12mm, the outer diameter of mold is 30mm, and mold hole diameter is 12mm, and sample is placed in Fig. 3 die hole
Hole center, the gap between sample and mold are filled with plasticine, carry out hot insert it is embedding, after hot insert is embedding with tool by sample with
Mold separation obtains T-shape sample, and the sample part in mold protrudes from edge material, higher than the sample and edge material knot of mould part
Be combined, the sample tentatively prepared, hold sample handheld terminal 6 with belt sander to sample detection end 7 detect surface into
Row polishing, keeps sample cleaning smooth, sample is put into the clamping device, with the excitation bench washer diameter of spark direct-reading spectrometer
For 63mm, excite aperture for for 12mm, the outer diameter of clamping device main body is 63mm, 2 top fixation hole 4 of clamping device main body
Diameter is consistent with 6 diameter of sample handheld terminal, is 30mm, and the diameter of sample well 5 is consistent with excitation aperture, is 12mm, sample is put
It sets in the clamping device, is adjusted by gland 1 and the rotation of clamping device main body 2 so that sample and clamping device bottom are at one
In plane, the clamping device for being placed with sample is placed on excitation bench, the outer diameter of clamping device is consistent with the outer diameter of excitation bench gasket,
The diameter of sample well 5 is consistent with the hole of excitation bench gasket, can make to guarantee sample face excitation bench center, can be accurately right
Sample is detected.
In conclusion the present invention provides a kind of small size and the clamping device and sample method for making sample of irregular sample,
It after sample is inlayed sample preparation with mold, increases sample and holds area, solve small size and irregular sample is not easy hand-held mill
The problem of sample, after sample molds sample preparation, obtains T-shape sample, reduces the limitation to sample shape, sample end is independently of hand-held
End avoids influence of the handheld terminal edge material to testing result.The clamping device solves small size and irregular sample is difficult to admittedly
The problem of fixed and positioning, the application range of spark direct-reading spectrometer is expanded, it is ensured that the accuracy of testing result.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that
There is also other identical elements in process, method, article or equipment including the element.
The above is only the specific embodiment of the application, it is noted that for the ordinary skill people of the art
For member, under the premise of not departing from the application principle, several improvements and modifications can also be made, these improvements and modifications are also answered
It is considered as the protection scope of the application.
Claims (4)
1. the clamping device of a kind of small size and irregular sample, which is characterized in that including shape be cylindrical structure gland and
Clamping device main body and the spring being set between the gland and clamping device main body, the clamping device main body is close to described
The end face center of gland side is recessed with fixation hole, and end face center of the clamping device away from the gland side is recessed with sample
Sample wells, the sample well are connected to the fixation hole, and the spring is set in the fixation hole, and the gland is close to the folder
The end face center for holding apparatus main body side is recessed with threaded hole, end face of the clamping device main body close to the gland side
Outer wall is machined with the external screw thread being correspondingly arranged with the threaded hole.
2. the clamping device of small size according to claim 1 and irregular sample, it is characterised in that: the sample well
Diameter is less than the diameter of fixation hole.
3. the clamping device of small size according to claim 1 and irregular sample, it is characterised in that: the threaded hole
Depth is identical as the externally threaded length.
4. the method for making sample of a kind of small size and irregular sample, it is characterised in that: the following steps are included:
1), sampling die sample preparation: sampling die is placed in the embedding press proof sample platform of hot insert, sample is placed on sampling die centre bore
Centre, the gap between sample and sampling die centre bore are filled with soft substance, and top, which is added, inlays the powder progress embedding sample preparation of hot insert；
2), sampling die demoulds: demoulding after sample preparation to sample, obtains T-shape sample；
3), sample grind away: the sample end detection faces of sample are milled to smooth and clean by hand-held sample handheld terminal with belt sander；
4), sample detection: sample being placed in the clamping device of small size of any of claims 1 or 2 and irregular sample,
Sample end passes through spring and sample well, and handheld terminal is placed in fixation hole, and handheld terminal bottom is contacted with spring upper end, and gland is placed in
Clamping device main body upper end, rotary gland connect gland with locating and clamping apparatus main body, when sample bottom end and positioning clamping fill
Stop rotating gland when setting bottom part body in one plane, and locating and clamping apparatus is placed on excitation bench and carries out direct reading spectrometry point
Analysis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910581638.1A CN110208197B (en) | 2019-06-30 | 2019-06-30 | Sample preparation method for small-size and irregular samples |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910581638.1A CN110208197B (en) | 2019-06-30 | 2019-06-30 | Sample preparation method for small-size and irregular samples |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110208197A true CN110208197A (en) | 2019-09-06 |
| CN110208197B CN110208197B (en) | 2021-08-10 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910581638.1A Active CN110208197B (en) | 2019-06-30 | 2019-06-30 | Sample preparation method for small-size and irregular samples |
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| Country | Link |
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| CN (1) | CN110208197B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111272523A (en) * | 2020-01-21 | 2020-06-12 | 江苏省沙钢钢铁研究院有限公司 | Steel sample hot-inlaying feeding device and method with height-controllable inlaying blocks |
| CN112828688A (en) * | 2021-01-21 | 2021-05-25 | 深圳市东飞凌科技有限公司 | Electrode polishing method and jig |
| CN114235784A (en) * | 2021-12-01 | 2022-03-25 | 中铁九桥工程有限公司 | Welding wire detection method for spark type spectrometer |
| CN116558932A (en) * | 2023-07-07 | 2023-08-08 | 北京科技大学 | Method for preparing small-size sample by using large-size hot-inlaid machine |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111272523A (en) * | 2020-01-21 | 2020-06-12 | 江苏省沙钢钢铁研究院有限公司 | Steel sample hot-inlaying feeding device and method with height-controllable inlaying blocks |
| CN112828688A (en) * | 2021-01-21 | 2021-05-25 | 深圳市东飞凌科技有限公司 | Electrode polishing method and jig |
| CN114235784A (en) * | 2021-12-01 | 2022-03-25 | 中铁九桥工程有限公司 | Welding wire detection method for spark type spectrometer |
| CN116558932A (en) * | 2023-07-07 | 2023-08-08 | 北京科技大学 | Method for preparing small-size sample by using large-size hot-inlaid machine |
| CN116558932B (en) * | 2023-07-07 | 2023-09-29 | 北京科技大学 | Method for preparing small-size sample by using large-size hot-inlaid machine |
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| CN110208197B (en) | 2021-08-10 |
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