CN222733928U - A spectral analysis grinding sample clamping device - Google Patents
A spectral analysis grinding sample clamping device Download PDFInfo
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- CN222733928U CN222733928U CN202421058443.1U CN202421058443U CN222733928U CN 222733928 U CN222733928 U CN 222733928U CN 202421058443 U CN202421058443 U CN 202421058443U CN 222733928 U CN222733928 U CN 222733928U
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- threaded hole
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- 238000010183 spectrum analysis Methods 0.000 title claims abstract description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 12
- 238000002347 injection Methods 0.000 claims description 10
- 239000007924 injection Substances 0.000 claims description 10
- 238000000034 method Methods 0.000 abstract description 11
- 230000008569 process Effects 0.000 abstract description 9
- 230000001788 irregular Effects 0.000 abstract description 6
- 238000002360 preparation method Methods 0.000 abstract description 6
- 238000013461 design Methods 0.000 abstract description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract description 4
- 229910052742 iron Inorganic materials 0.000 abstract 1
- 230000007246 mechanism Effects 0.000 description 6
- 239000000243 solution Substances 0.000 description 5
- 238000001514 detection method Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 238000005259 measurement Methods 0.000 description 2
- 238000013021 overheating Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 229920000049 Carbon (fiber) Polymers 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004917 carbon fiber Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229920006351 engineering plastic Polymers 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000005415 magnetization Effects 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000005464 sample preparation method Methods 0.000 description 1
- 238000004611 spectroscopical analysis Methods 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
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- Sampling And Sample Adjustment (AREA)
Abstract
本实用新型提供了一种光谱分析磨样夹持装置，该装置通过多个方向的调节螺柱夹持试样并向下固定，有效解决了不规则样品难以稳固夹持的问题。第二腔体的大截面设计还避免了铁屑末的飞溅，进一步提升了操作安全性。此外，在实际应用中，试样被放置在装置中央，先通过第一调节螺柱确定位置和距离，再通过多个第二调节螺柱进行稳固夹持，整个过程简便易行且能够确保试样形态不被破坏。因此，本实用新型不仅提高了光谱分析制样的安全性和准确性，还简化了操作流程，适用于各种不规则以及磁性或非磁性样品。
The utility model provides a spectral analysis grinding sample clamping device, which clamps the sample and fixes it downward through adjusting studs in multiple directions, effectively solving the problem that irregular samples are difficult to clamp firmly. The large cross-section design of the second cavity also avoids the splashing of iron filings, further improving the safety of operation. In addition, in actual applications, the sample is placed in the center of the device, and the position and distance are first determined by the first adjusting stud, and then firmly clamped by multiple second adjusting studs. The whole process is simple and easy and can ensure that the sample shape is not destroyed. Therefore, the utility model not only improves the safety and accuracy of spectral analysis sample preparation, but also simplifies the operation process, and is suitable for various irregular and magnetic or non-magnetic samples.
Description
Technical Field
The utility model relates to the technical field of spectrum analysis, in particular to a sample grinding clamping device used in spectrum analysis.
Background
The spectrometer is widely applied to the market due to the advantages of high speed, accurate result and the like in the measurement of chemical components. However, in spectroscopic analysis, the preparation of the sample remains a challenge.
In the traditional sample preparation method, for a table tennis sample, a worker directly holds the sample by hand on a grinding wheel rotating at a high speed to grind and polish, so that the sample is easy to splash, potential safety hazards are caused, and the sample is possibly overheated and burned, slipped, flies away and the like due to unstable holding, thereby affecting the accuracy of a detection result. Especially for a magnetic sample, if the clamping is unstable, the sample can move or vibrate in the testing process, so that not only is the difficulty brought to sample grinding, but also the uniformity and stability of a magnetic field can be influenced, and the measurement result of magnetization characteristics can be influenced.
In addition, it is common practice to fix irregularly shaped specimens by means of welding aids and then grind them, but this method also has significant drawbacks. Firstly, the temperature change in the welding process can influence the chemical composition of the sample, so that the analysis result is deviated, and secondly, the use of welding auxiliary parts increases the complexity and cost of operation and reduces the preparation efficiency.
Disclosure of utility model
In order to solve the defects in the prior art, the utility model provides a spectrum analysis sample grinding and clamping device,
The device comprises a handle, a threaded hole and an adjusting stud, wherein the threaded hole comprises a first threaded hole and a second threaded hole, and the adjusting stud comprises a first adjusting stud and a second adjusting stud;
the handle is internally provided with two cavities which are communicated with each other and are a first cavity and a second cavity, the cross-sectional area of the second cavity is larger than that of the first cavity, and one end of the second cavity, which is far away from the first cavity, is provided with an opening;
The first adjusting stud extends into the first cavity through the first threaded hole, can move along the axial direction of the first cavity and can enter and exit the second cavity;
The side surface of the second cavity is provided with a plurality of second threaded holes and a plurality of second adjusting studs, and each second adjusting stud stretches into the second cavity through the corresponding second threaded hole and can move along the direction perpendicular to the axis of the first cavity;
One end of the first adjusting stud extending into the handle is provided with a first end face, one end of each second adjusting stud extending into the second cavity is provided with a second end face, the first end face and the second end faces form a clamping space for accommodating sample products, and the size of the clamping space is adjusted by changing the position of the first adjusting stud relative to the first threaded hole and/or the position of one or more second adjusting studs relative to the corresponding second threaded holes.
In a preferred embodiment, a plurality of said second adjustment studs are coplanar or non-coplanar.
In a more preferred embodiment, a plurality of said second adjustment studs lie in the same plane.
In a preferred embodiment, a plurality of the second adjusting studs are distributed symmetrically at equal intervals. More preferably, the number of the second adjusting studs is four, and the second adjusting studs are distributed at 90 degrees on the side surface of the second cavity, namely, the four second adjusting studs fix the sample from four directions.
In a preferred embodiment, the end surface of the first cavity, which is far away from the opening, is hemispherical, and is designed according to ergonomics and is convenient to grasp.
In a preferred embodiment, the axis of the first cavity coincides with the axis of the second cavity.
In a preferred embodiment, the second cavity is provided with one or more water injection holes. More preferably, the water injection holes are symmetrically distributed on the upper end surface of the second cavity at equal intervals.
In a preferred embodiment, the clamping device further comprises a securing mechanism. Preferably, the securing mechanism comprises a locking device and/or a tightening screw.
In a preferred embodiment, the material of the clamping device is one or more of stainless steel (non-magnetic), aluminum alloy, engineering plastic and carbon fiber composite material.
In a preferred embodiment, a clamping head is connected to the first end face.
In a preferred embodiment, the first end face is provided with a rubber pad.
In a preferred embodiment, the first end face is connected with a clamping head, which is provided with a rubber pad.
In a preferred embodiment, the second end face is provided with a non-slip mat.
In a preferred embodiment, the method for using the clamping device comprises the steps of manually adjusting a first adjusting stud positioned at the axis of the first cavity to play a role in fixing the position and fixing the distance between samples;
After the position is fixed, one or more second adjusting studs positioned on the side face of the second cavity are manually adjusted, the second adjusting studs are fixed from multiple directions, the sample is ensured to be firmly clamped, and the sample can be ground after the clamping is stable.
In a preferred embodiment, the second adjustment stud is adjusted in a contralateral manner.
In a preferred embodiment, the water injection Kong Jiashui prevents the sample from overheating and resulting in too high a temperature of the sample during the sample grinding process, which affects the detection result.
Compared with the prior art, the utility model has the beneficial effects that:
The utility model provides a spectrum analysis sample grinding clamping device which clamps a sample through adjusting studs in multiple directions and fixes the sample downwards, so that the problem that an irregular sample is difficult to clamp firmly is effectively solved. The large-section design of the second cavity also avoids splashing of scrap iron powder, and operation safety is further improved. In addition, in practical application, the sample is placed in the center of the device, the position and the distance are determined through the first adjusting studs, and then the sample is firmly clamped through the plurality of second adjusting studs, so that the whole process is simple and easy to implement, and the sample shape can be ensured not to be damaged. Therefore, the utility model not only improves the safety and accuracy of spectrum analysis sample preparation, but also simplifies the operation flow, and is suitable for various irregular and magnetic or non-magnetic samples.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic cross-sectional view of a structure according to an embodiment of the present utility model.
Fig. 2 is a schematic top view of an embodiment of the present utility model.
The reference numerals are explained as follows:
1. The device comprises a first adjusting stud, a first threaded hole, a first cavity, a second threaded hole, a clamping head, a rubber pad, a non-slip pad, a water injection hole, a second cavity, a second adjusting stud and a clamping head.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
It should be noted that, if directional indications (such as up, down, left, right, front, and rear are referred to in the embodiments of the present utility model), the directional indications are merely used to explain the relative positional relationship, movement conditions, and the like between the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are correspondingly changed.
In the present utility model, unless explicitly specified and limited otherwise, the terms "connected," "fixed," and the like are to be construed broadly, and for example, "fixed" may be fixedly connected, detachably connected, or integrally formed, mechanically connected, electrically connected, directly connected, indirectly connected via an intervening medium, or in communication between two elements or in an interaction relationship between two elements, unless otherwise explicitly specified. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
In addition, if there is a description of "first", "second", etc. in the embodiments of the present utility model, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" as it appears throughout includes three parallel schemes, for example "A and/or B", including the A scheme, or the B scheme, or the scheme where A and B are satisfied simultaneously. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.
The embodiment provides a spectrum analysis sample grinding clamping device, as shown in fig. 1, which comprises a handle (a first cavity 3 and a second cavity 9), an adjusting stud (a first adjusting stud 1 and a second adjusting stud 10), a threaded hole (a first threaded hole 2 and a second threaded hole 4), a clamping head 5, a water injection port 8, a rubber pad 6 and an anti-slip pad 7.
The cross-sectional area of the second cavity 9 is larger than the cross-sectional area of the first cavity 3, and the axis of the second cavity 9 coincides with the axis of the first cavity 3. The second cavity 9 is provided with an opening at one end far away from the first cavity 3, and the second cavity 9 is also provided with a water injection hole 8. The end face of the first cavity 3 far away from the opening is hemispherical, accords with ergonomic design and is convenient to grasp.
The center of the top of the first cavity 3 is provided with a first threaded hole 2, and the first adjusting stud 1 extends into the first cavity 3 through the first threaded hole 2, can move along the axis direction of the first cavity 3, and can enter and exit the second cavity 9.
Four second threaded holes 4 are formed in the side face of the second cavity 9, four second adjusting studs 10 are arranged on the side face of the second cavity, and each second adjusting stud 10 extends into the second cavity 9 through the corresponding second threaded hole 4 and can move along the direction perpendicular to the axis of the first cavity 3.
One end of the first adjusting stud 1 extending into the handle is provided with a first end face, the first end face of the first adjusting stud 1 is connected with a clamping head 5 for fixing a sample downwards, and the front end of the clamping head 5 is also provided with a rubber pad 6.
One end of each second adjusting stud 10 extending into the second cavity 9 is provided with a second end face, and the second end face is provided with an anti-slip pad 7. The four second adjusting studs 10 are symmetrically distributed at 90 degrees and equal intervals on the same plane.
The first end face and the plurality of second end faces form a clamping space for accommodating sample products, and the size of the clamping space is adjusted by changing the position of the first adjusting stud 1 relative to the first threaded hole 2 and/or the position of one or more (not more than four) second adjusting studs 10 relative to the corresponding second threaded holes 4.
The spectrum analysis sample grinding and clamping device of the embodiment comprises the following steps:
(1) And (3) placing the sample, namely preparing a magnetic sample, wherein the sample protrudes out of the disc by a certain distance (3-5 mm), so that the clamping condition can be conveniently observed. The sample is placed in the centre of the clamping device, the clamping device is initially adjusted, and the first adjusting stud 1 is rotated so that the material is approximately in the clamping range.
(2) The opposite side preliminary adjustment is to slightly rotate or move the second adjusting stud 10, the first cavity 3 or the first adjusting stud 1 of the clamping device according to the present embodiment from one side of the sample to be close to the edge of the sample. Care should be taken not to unduly force the material to be clamped or damage the clamping means.
The same preliminary adjustment is performed on the other side of the sample by the same adjustment mechanism (e.g., second adjustment stud 10, first cavity 3, or first adjustment stud 1) to ensure that the clamping forces on both sides are approximately equal.
(3) Checking the clamping condition, namely checking the clamping condition of the sample after the opposite-side preliminary adjustment is carried out. And observing whether the sample is uniformly stressed or not, and whether deflection or torsion exists or not. If there is a skew or twist, fine tuning is required.
(4) Fine tuning, namely, slightly rotating or moving an adjusting mechanism (such as a second adjusting stud 10, a first cavity 3 or a first adjusting stud 1) of the clamping device according to the clamping condition of the sample, and fine tuning the two sides. Stepwise adjustment is performed until the sample is held uniformly and stably.
During the fine tuning, the sample may be gently shaken to check if the grip is firm. (5) And the fixed clamping device is used for preventing the movement of an adjusting mechanism (such as the second adjusting stud 10, the first cavity 3 or the first adjusting stud 1) of the fixed clamping device in the subsequent operation after the stable clamping of the sample is ensured.
Preferably, the fastening can also be achieved using a fastening means.
(6) And (3) checking and testing, namely checking the clamping condition of the sample again finally to ensure that the clamping device cannot damage or influence the sample.
Also, a simple test such as gently shaking the sample or applying a slight external force may be performed to check whether the clamping is firm and reliable.
(7) Grinding, namely after the clamping device disclosed by the embodiment stably clamps the sample, starting a grinding machine and starting a sample grinding process.
During sample grinding, water is added to the disc through the water injection holes 8 as needed to reduce the sample temperature. The large cross section of the second cavity 9 also prevents splattering of sample debris.
In summary, the embodiment provides a spectrum analysis sample grinding and clamping device, which clamps a sample through adjusting studs in multiple directions and fixes the sample downwards, so that the problem that an irregular sample is difficult to clamp firmly is effectively solved, and the design of an anti-skid pad and a rubber pad at the front end of the stud and the reinforcement of a fixing mechanism enhance the clamping stability. And moreover, the water injection hole on the upper end surface of the second cavity allows water to be added in the sample grinding process, so that the sample is effectively prevented from overheating, and the accuracy of a detection result is ensured. The large-section design of the second cavity also avoids splashing of scrap iron powder, and operation safety is further improved. In addition, in practical application, the sample is placed in the center of the device, the position and the distance are determined by adjusting the first adjusting studs in the middle, and then the second adjusting studs around are adjusted to firmly clamp, so that the whole process is simple and easy to implement, and the shape of the sample can be ensured not to be damaged. Therefore, the utility model not only improves the safety and accuracy of spectral analysis sample preparation, but also simplifies the operation flow, is applicable to various standard, irregular and magnetic or non-magnetic samples, and has the unique advantages of simple structure, high sample preparation speed and good effect.
The foregoing description is only of the preferred embodiments of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structural changes made by the description of the present utility model and the accompanying drawings or direct/indirect application in other related technical fields are included in the scope of the utility model.
Claims (10)
1. A spectrum analysis sample grinding clamping device is characterized in that,
The device comprises a handle, a threaded hole and an adjusting stud, wherein the threaded hole comprises a first threaded hole and a second threaded hole, and the adjusting stud comprises a first adjusting stud and a second adjusting stud;
the handle is internally provided with two cavities which are communicated with each other and are a first cavity and a second cavity, the cross-sectional area of the second cavity is larger than that of the first cavity, and one end of the second cavity, which is far away from the first cavity, is provided with an opening;
The first adjusting stud extends into the first cavity through the first threaded hole, can move along the axial direction of the first cavity and can enter and exit the second cavity;
The side surface of the second cavity is provided with a plurality of second threaded holes and a plurality of second adjusting studs, and each second adjusting stud stretches into the second cavity through the corresponding second threaded hole and can move along the direction perpendicular to the axis of the first cavity;
One end of the first adjusting stud extending into the handle is provided with a first end face, one end of each second adjusting stud extending into the second cavity is provided with a second end face, the first end face and the second end faces form a clamping space for accommodating sample products, and the size of the clamping space is adjusted by changing the position of the first adjusting stud relative to the first threaded hole and/or the position of one or more second adjusting studs relative to the corresponding second threaded holes.
2. The clamping device of claim 1, wherein a plurality of the second adjustment studs are coplanar or non-coplanar.
3. Clamping device according to claim 2, characterized in that a plurality of said second adjusting studs lie in the same plane.
4. Clamping device according to claim 1, characterized in that a plurality of the second adjusting studs are distributed symmetrically at equal intervals.
5. The clamping device of claim 4, wherein the number of the second adjusting studs is four, and the second adjusting studs are distributed at 90 degrees on the side surface of the second cavity, namely, the four second adjusting studs fix the sample from four directions.
6. The clamping device of claim 1, wherein an end surface of the first cavity remote from the opening is hemispherical.
7. The clamping device as claimed in claim 1, characterised in that the second cavity is provided with one or more water injection holes.
8. The clamping device as recited in claim 7, characterised in that said plurality of water injection holes are equally spaced symmetrically on the upper end face of the second cavity.
9. The clamping device as recited in claim 1, characterised in that said first end face is provided with a rubber pad.
10. Clamping device according to claim 1, characterized in that the second end face is provided with a non-slip mat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421058443.1U CN222733928U (en) | 2024-05-15 | 2024-05-15 | A spectral analysis grinding sample clamping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421058443.1U CN222733928U (en) | 2024-05-15 | 2024-05-15 | A spectral analysis grinding sample clamping device |
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| Publication Number | Publication Date |
|---|---|
| CN222733928U true CN222733928U (en) | 2025-04-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202421058443.1U Active CN222733928U (en) | 2024-05-15 | 2024-05-15 | A spectral analysis grinding sample clamping device |
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| CN (1) | CN222733928U (en) |
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- 2024-05-15 CN CN202421058443.1U patent/CN222733928U/en active Active
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