CN109708937A - A kind of application diameter or thickness are less than the method for embedding of 2mm or less product - Google Patents
A kind of application diameter or thickness are less than the method for embedding of 2mm or less product Download PDFInfo
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- CN109708937A CN109708937A CN201811617523.5A CN201811617523A CN109708937A CN 109708937 A CN109708937 A CN 109708937A CN 201811617523 A CN201811617523 A CN 201811617523A CN 109708937 A CN109708937 A CN 109708937A
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Abstract
The invention discloses the method for embedding that a kind of application diameter or thickness are less than 2mm or less product, specifically includes the following steps: (1) selects inlaying process according to product demand, wherein inlaying process includes that hot insert is embedding and cold inlay；(2) diameter or thickness are laid in pointing machine less than 2mm sample and are once inlayed, inlay depth up to 4-8mm；(3) step (2) is once inlayed into rear sample cooling, then carries out vertical profile with cutting machine, cuts into the secondary sample inlayed；(4) by after step (3) vertical profile sample erect carry out it is secondary inlay, guarantee product integrality；(5) it is secondary inlay after sample ground, polished according to the preparation flow that metallographic uses, analyze；The present invention solves the product Inlaid Problem for being less than 2mm to diameter or thickness without spring perch, solve the problems, such as that occurring sample deflection often in traditional small sample mosaic process leads to not accurate check analysis simultaneously, the method for embedding is simple and easy, and check analysis data accuracy is high.
Description
Technical field
The present invention relates to the hot and cold samples of inlaying of steel and iron manufacturing industry to prepare a kind of practical method for embedding, specifically
It is to be applicable in not needing internal organizational structure, decarburized layer, surface that spring perch can be less than diameter or thickness 2mm or less product
A kind of method for embedding of the analyses such as defect, failure.
Background technique
The characteristic of industry in the diversity of steel and iron manufacturing industry, the shape of product, how to product of different shapes into
The analysis on row surface, interior tissue is that inspection, research department are necessary to properties of product analysis promotion product processes improvement
One of project.So manufacturing is all accustomed to in irregular shape, wire rod and plate for a long time, at tiny workpiece, surface
Reason and infiltration layer, coating；The material of skin decarburization prepares (grinding, polishing) product and is easy bevelling, uses to what analysis was had any problem
Mechanical or resin two ways is inlayed.Do not incline when inlaying in order to ensure that sample retains former analysis pattern requirement product
Tiltedly, conventional damascene processes generally have the above sample of the product of 1. 5mm or so (can inlay mill using pointing machine is directly erected at
Tool) it is inner be put into right amount inlay powder (phenolic resin) heating pressure heat-preserving, 2. 3mm or so product can using first pointing machine (edge
Embedding grinding tool) in be put into and inlay powder (phenolic resin) on a small quantity, quickly sample is erected in pointing machine (inlaying grinding tool), then puts in right amount
Enter to inlay powder (phenolic resin) heating pressure heat-preserving；3. being less than after 2mm product largely uses spring perch to fix sample again
It is operated according to conventional damascene processes.Conventional damascene, often can deflection the disadvantage is that sample actual size can not be completely secured.If existing
It not can guarantee even more without spring perch and inlay the integrality of rear sample and not can guarantee product according to original shape
Analysis cannot also guarantee the accuracy for analyzing data, bring very big puzzlement to product analysis inspection, affect to such material
The product analysis and judgement of material.
There is no spring perch to bring limitation according to conventional damascene for 2mm product is less than, how to solve to be less than 2mm production
Product are imperative without analyzing Inlaid Problem in the case of spring perch.
Summary of the invention
The technical problem to be solved by the present invention is to solve the product without spring perch to diameter or thickness less than 2mm and inlay
Embedding problem, i.e. sample can not correctly carry out failure analysis or the problem of to check analyses such as surface, internal organizational structure patterns；Together
When solve the problems, such as that occurring sample deflection often in traditional small sample mosaic process leads to not accurate check analysis, overcome existing
There is the shortcomings that technology, a kind of application diameter is provided or thickness is less than the method for embedding of 2mm or less product, the method for embedding is simply easy
Row, low in cost, check analysis data accuracy is high.
In order to solve the above technical problems, the present invention provides a kind of application diameter or thickness is less than the edge of 2mm or less product
Embedding method, specifically includes the following steps:
(1) inlaying process is selected according to product demand, wherein inlaying process includes that hot insert is embedding and cold inlay；
(2) diameter or thickness are laid in pointing machine less than 2mm sample and are once inlayed, inlay depth up to 4-8mm；
(3) step (2) is once inlayed into rear sample cooling, then carries out vertical profile with cutting machine, cuts into the secondary sample inlayed；
(4) by after step (3) vertical profile sample erect carry out it is secondary inlay, guarantee product integrality；
(5) it is secondary inlay after sample ground, polished according to the preparation flow that metallographic uses, analyze.
The technical solution that the present invention further limits is:
Further, aforementioned application diameter or thickness are less than in the method for embedding of 2mm or less product, when selecting hot insert embedding, once
It inlays specifically: to internal model for the embedding powder of 7-10g hot insert is added in 30mm pointing machine, closing lid, pressure, 150 ° of heat preservation 10min are carried out
Hot insert is embedding.
Aforementioned application diameter or thickness are less than in the method for embedding of 2mm or less product, and the embedding powder of hot insert is bakelite powder, glue
The mixture of wood powder and urea-formaldehyde moulding powder.
Aforementioned application diameter or thickness are less than in the method for embedding of 2mm or less product, the secondary sample inlayed in step (3)
Cut growth is rectangular, and its length is less than pointing machine diameter.
The beneficial effects of the present invention are:
(1) 1 box inlays 56 yuan/Kg of powder edge into about 100,30 × 25mm sample, and about 0.5 yuan/of cost is inlayed into 30 × 5mm sample
Product about 500, about 0.1 yuan/of cost；About 1.0 yuan/of spring perch, carries out inlaying 30 × 25mm sample using spring perch
About 1.5 yuan/of product cost；It is 0.7 yuan/without secondary its cost of inlaying of spring perch sample, saves 0.8 yuan/, it is secondary
Inlaying ensures to analyze the accurate of data.
(2) without not can be carried out the analysis of small sample in the case of spring perch, need outer 5,000 yuan of committee's Metallographic Analysis expense/
It is secondary, Metallographic Analysis is carried out according to the method for the present invention our company: being analyzed within 16 years 8 times, 17 years 19 times, 18 years 27 times, is amounted to outside saving
Commission: 56 × 0.5=280,000, substantially reduce cost.
1. the object of the invention is to solve the product Inlaid Problem that no spring perch is less than diameter or thickness 2mm,
I.e. sample can not correctly carry out failure analysis or the problem of to check analyses such as surface, internal organizational structure patterns.2. solving simultaneously
It has determined in traditional small sample mosaic process and has occurred the problem of sample deflection leads to not accurate check analysis often, for existing
Limitation existing for embedding technique proposes a kind of secondary method for embedding, and solving no spring perch again can be to small dimension ruler
The very little accurate qualitative analysis of product and need not compensation issue.
It specifically describes excessively thin sample and cannot directly erect and inlay, the present invention is tiled and then vertical profile exposes its cross section
Come, convenient for sample observation it is whether correct, then rectangular shape convenient for erect inlayed, sample preparation, analysis.
Detailed description of the invention
Fig. 1 is the secondary process flow chart inlayed of the embodiment of the present invention；
Fig. 2 is the operation diagram that wire drawing of embodiment of the present invention sample is once inlayed；
Fig. 3 is the operation diagram that thin plate of embodiment of the present invention sample is once inlayed；
Fig. 4 is the longitudinal profile of wire drawing of embodiment of the present invention sample；
Fig. 5 is the longitudinal profile of thin plate of embodiment of the present invention sample；
Fig. 6 is that the secondary of wire drawing of embodiment of the present invention sample inlays schematic diagram；
Fig. 7 is that the secondary of thin plate of embodiment of the present invention sample inlays schematic diagram；
Fig. 8 is that Fig. 6 wire drawing sample measures size under the microscope；
Fig. 9 is that Fig. 7 thin plate sample measures size under the microscope.
Specific embodiment
Embodiment 1
A kind of application diameter or thickness provided in this embodiment are less than the method for embedding of 2mm or less product, specifically include following step
It is rapid:
(1) inlaying process is selected according to product demand, such as semiconductor, mild steel this kind of a problem that will appear damage when heated
Selection it is cold inlay, general steel etc. select hot insert it is embedding, selected according to the demand of product；
(2) it is by the internal model that the sample of the Sample sheets for getting out 0.85mm, diameter 0.3mm wire drawing is laid in preheating 5 minutes
The embedding powder of 7-10g hot insert is then placed in 30mm metallographic pointing machine, and (the embedding powder of hot insert is the mixed of bakelite powder, bakelite powder and urea-formaldehyde moulding powder
Close object, the embedding powder of hot insert buy be just it is proportioned, use the inside have the embedding powder of the hot insert of so ingredient) with enough shapes
It is embedding (wire drawing, flat cold-rolled sheet) at the sample of 5mm high, closing lid, pressure, 150 degree of heat preservations, 10 minutes progress hot inserts, in Fig. 1 step 1
Once inlay and practical operation schematic diagram 2 and 3；
(3) it will require to carry out vertical profile according to analysis using metallographical cutter after the sample that inlayed cooling, cut into secondary inlay
Sample, the rectangular length of sample cut growth is necessarily less than pointing machine diameter, is specifically shown in cutting and practical operation in Fig. 1 step 2
Schematic diagram 4 and 5；
(4) by after step (3) vertical profile sample setting be put into hot metallographic inlay it is middle carry out it is secondary inlay, in this way it is secondary inlay after protect
Sample integrity has been demonstrate,proved, testing requirements are met, that sees in Fig. 1 step 3 secondary inlays and practical operation schematic diagram 6 and 7；
(5) it is secondary inlay after sample ground, polished according to the preparation flow that metallographic uses, analyze, carry out Metallographic Analysis,
The measurement of product size when Fig. 8 and 9 is under an optical microscope to sample actual analysis, Fig. 8 are Fig. 6 wire drawing sample actual diameter
Having a size of 0.3mm 100X；Fig. 9 is Fig. 7 thin plate sample actual (real) thickness having a size of 0.8mm 50X.
Using method of the invention, sample fixation is inlayed without spring clip, save the cost, while simple operation
Technique realizes that the product without spring perch to diameter or thickness less than 2mm is inlayed, i.e., sample can correctly carry out failure analysis or
To check analyses such as surface, internal organizational structure patterns；It avoids occurring sample often in traditional small sample mosaic process simultaneously inclined
The phenomenon that tiltedly leading to not accurate check analysis.
In addition to the implementation, the present invention can also have other embodiments.It is all to use equivalent substitution or equivalent transformation shape
At technical solution, fall within the scope of protection required by the present invention.
Claims (4)
1. the method for embedding that a kind of application diameter or thickness are less than 2mm or less product, which is characterized in that specifically include following step
It is rapid:
(1) inlaying process is selected according to product, wherein the inlaying process includes that hot insert is embedding and cold inlay；
(2) diameter or thickness are laid in pointing machine less than 2mm sample and are once inlayed, inlay depth up to 4-8mm；
(3) step (2) is once inlayed into rear sample cooling, then carries out vertical profile with cutting machine, cuts into the secondary sample inlayed；
(4) by after step (3) vertical profile sample erect carry out it is secondary inlay, guarantee product integrality；
(5) it is secondary inlay after sample ground, polished according to the preparation flow that metallographic uses, analyze.
2. the method for embedding that application diameter according to claim 1 or thickness are less than 2mm or less product, it is characterised in that:
Select hot insert it is embedding when, once inlay specifically: to internal model be 30mm pointing machine in be added the embedding powder of 7-10g hot insert, closing lid, pressure,
It is embedding that 150 ° of heat preservation 10min carry out hot insert.
3. the method for embedding that application diameter according to claim 1 or thickness are less than 2mm or less product, it is characterised in that:
The embedding powder of hot insert is the mixture of bakelite powder, bakelite powder and urea-formaldehyde moulding powder.
4. the method for embedding that application diameter according to claim 1 or thickness are less than 2mm or less product, it is characterised in that:
The secondary sample cut growth inlayed is rectangular in step (3), and its length is less than pointing machine diameter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811617523.5A CN109708937B (en) | 2018-12-28 | 2018-12-28 | Inlaying method suitable for products with diameter or thickness smaller than 2mm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811617523.5A CN109708937B (en) | 2018-12-28 | 2018-12-28 | Inlaying method suitable for products with diameter or thickness smaller than 2mm |
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| Publication Number | Publication Date |
|---|---|
| CN109708937A true CN109708937A (en) | 2019-05-03 |
| CN109708937B CN109708937B (en) | 2021-07-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811617523.5A Active CN109708937B (en) | 2018-12-28 | 2018-12-28 | Inlaying method suitable for products with diameter or thickness smaller than 2mm |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110954382A (en) * | 2019-12-03 | 2020-04-03 | 镇江耐丝新型材料有限公司 | Preparation method of solid-liquid multiphase metallographic sample with superfine steel wire cross section |
Citations (4)
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| CN102252888A (en) * | 2011-06-30 | 2011-11-23 | 首钢总公司 | Preparation and tissue display method of ultralow carbon ultrathin cold heading steel wire metallographical sample |
| CN103398884A (en) * | 2013-07-30 | 2013-11-20 | 江苏法尔胜材料分析测试有限公司 | Hot embedding method for gold-phase sample preparation of thin steel wires |
| CN105300777A (en) * | 2015-11-13 | 2016-02-03 | 广西玉柴机器股份有限公司 | Metallographic specimen and hardness specimen embedding method |
| CN107014663A (en) * | 2017-04-05 | 2017-08-04 | 长春黄金研究院 | Suitable for the sample method for making sample of mineralogy parameter automatic measurement system |
-
2018
- 2018-12-28 CN CN201811617523.5A patent/CN109708937B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102252888A (en) * | 2011-06-30 | 2011-11-23 | 首钢总公司 | Preparation and tissue display method of ultralow carbon ultrathin cold heading steel wire metallographical sample |
| CN103398884A (en) * | 2013-07-30 | 2013-11-20 | 江苏法尔胜材料分析测试有限公司 | Hot embedding method for gold-phase sample preparation of thin steel wires |
| CN105300777A (en) * | 2015-11-13 | 2016-02-03 | 广西玉柴机器股份有限公司 | Metallographic specimen and hardness specimen embedding method |
| CN107014663A (en) * | 2017-04-05 | 2017-08-04 | 长春黄金研究院 | Suitable for the sample method for making sample of mineralogy parameter automatic measurement system |
Non-Patent Citations (1)
| Title |
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| 许昆: "微小或导电金相样品镶嵌法", 《理化检验-物理分册》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110954382A (en) * | 2019-12-03 | 2020-04-03 | 镇江耐丝新型材料有限公司 | Preparation method of solid-liquid multiphase metallographic sample with superfine steel wire cross section |
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| CN109708937B (en) | 2021-07-13 |
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