CN105861787B - Heat treated sample high throughput preparation method - Google Patents
Heat treated sample high throughput preparation method Download PDFInfo
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- CN105861787B CN105861787B CN201610285401.5A CN201610285401A CN105861787B CN 105861787 B CN105861787 B CN 105861787B CN 201610285401 A CN201610285401 A CN 201610285401A CN 105861787 B CN105861787 B CN 105861787B
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D11/00—Process control or regulation for heat treatments
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/44—Sample treatment involving radiation, e.g. heat
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- Measuring Or Testing Involving Enzymes Or Micro-Organisms (AREA)
- Apparatus Associated With Microorganisms And Enzymes (AREA)
Abstract
The invention discloses a kind of heat treated sample high throughput preparation methods, include the following steps：Step 1：Same ingredient, same size sample be placed on the sample stage of thermal chamber；Step 2：The target heat-treatment temperature of the often row sample of sample stage is set, and soaking time is identical；Step 3：Power supply is opened, target temperature, held for some time are heated to；Step 4：The throughput of the air-flow cooling system of each column sample is set；Step 5：After heat preservation, air-flow cooling system is opened in power-off, and each sample is independently cooled to room temperature；Step 6：After waiting for all samples heat treatment, sample is taken out, heat treatment experiment terminates；Step 7：Arrangement is fixed on same pedestal sample epoxy resin and inlays sample, after sand paper grinding and diamond polishing cream polishing treatment, sample detection is carried out using equipment such as microhardness testers or metallographic microscopes, to influence of the iron-enriched yeast different heat treatment technological parameter to sample tissue, performance.The present invention can be used for quickly screening optimal sample and its heat treatment process parameter.
Description
Technical field
The invention belongs to material development and manufacture fields, more particularly to a kind of heat treated sample high throughput preparation method.
Background technology
All in entire national economy to be related in the field of machine-building, heat treatment is one widely applied one important
One of fundamental technology.It is that metal material is handled under the heating and cooling condition strictly controlled, by changing material
Internal microscopic structure reaches the performance or service life required by people.
Heat treatment technics is as one of highly important fundamental technology technology in machinery manufacturing industry, in entire industrial circle
In, application is very extensive.Material potential is being given full play to, it is energy saving, carry out clean manufacturing and human social
On, the expansion of heat treatment technics must not be ignored.Industrially developed country all puts into many funds to develop this door in the world
Technology.Since nineteen ninety-six, European many developed countries all successively formulation 21 century heat treatment technics development of the U.S., Japan
Planning and target.The U.S. is heat-treated work the year two thousand twenty distant view foreign countries are heat-treated the mesh of advanced technology and equipment at present and in the future
Mark and outstanding feature illustrate very clear.
As society continues to develop, the material as national economy support is also continuously developed, applies, and people are to material
Higher requirements are also raised for performance, and heat treatment technics is also flown as one of the fundamental technology for changing material property
Speed development.Suitable heat treatment process parameter how is efficiently found, makes material property is optimal to become a pendulum in material work
Person's problem in the urgent need to address at the moment, therefore the present invention is based on above-mentioned consideration, propose prepared by a kind of heat treated sample high throughput
Method, this method can once complete heat treatment test under different heat treatment technological parameter in batches, to quickly screen optimal sample
Product and its heat treatment process parameter so not only greatly shorten the time, also reduce cost, improve resource utilization.
Invention content
Technical problem to be solved by the invention is to provide a kind of heat treated sample high throughput preparation method, can be used for fast
Speed screens optimal sample and its heat treatment process parameter, can once complete to be heat-treated examination under different heat treatment technological parameter in batches
It tests, to quickly screen optimal sample and its heat treatment process parameter, so not only greatly shortens the time, also reduce into
This, improves resource utilization.
The present invention is to solve above-mentioned technical problem by following technical proposals：A kind of heat treated sample high throughput preparation
Method, which is characterized in that the heat treated sample high throughput preparation method includes the following steps：
Step 1：The sample of same ingredient, same size is placed on the sample stage of thermal chamber, by heat-insulated
Device separates each sample, and the heating and cooling of each sample are independent of each other；
Step 2：By temperature control system, the target heat-treatment temperature of the often row sample of sample stage, soaking time phase are set
Together；
Step 3：Power supply to be opened, power supply is opened, resistive heating system starts, and starts to heat according to temperature control program, until plus
Heat arrives target temperature, held for some time；
Step 4：By air-flow cooling system, the throughput of the air-flow cooling system of each column sample is set；
Step 5：After heat preservation, air-flow cooling system is opened in power-off, and each sample is independently cooled to room temperature；
Step 6：After waiting for all samples heat treatment, sample is taken out, heat treatment experiment terminates；
Step 7：Arrangement is fixed on same pedestal sample epoxy resin and inlays sample, is thrown by sand paper grinding and diamond
After light cream polishing treatment, sample detection is carried out using microhardness testers or metallographic microscope, at the different heat of iron-enriched yeast
Manage influence of the technological parameter to sample tissue, performance.
Preferably, the heat treated sample high throughput preparation method using thermal chamber, sample stage, air-flow cooling system,
Sample, cooling control system, temperature control system, heat-proof device, resistive heating system, sample stage built in thermal chamber, sample stage by
Multiple separate space matrix arrangement compositions separated using heat-proof device, each space hold a sample respectively, and each
Space is owned by respective multiple independent temperature systems and cooling control system so that it is convenient to control temperature and cooling, temperature-controlling system
It controls resistive heating system and provides heat source to sample, cooling control system controls air-flow cooling system and cooled down to sample.
Preferably, the thermal chamber uses sample stage design concept.
Preferably, the sample stage generally uses one or more layers.
Preferably, the sample matrix formula is arranged on thermal chamber sample stage, while mutually being fixed with pedestal.
Preferably, sample is separated into separate space closed one by one by the heat-proof device.
Preferably, the heat treated sample high throughput preparation method gives each sample respectively with resistive heating system is independent
Heat treatment heat source is provided.
Preferably, the sample stage is equipped with temperature control system.
Preferably, the cooling of the sample utilizes air-flow cooling system or the cooling process being arranged by temperature control system.
Preferably, the epoxy resin press main group becomes pure epoxy resin and adhesive.
The positive effect of the present invention is that：Multiple sample matrix formulas are arranged in the sample in thermal chamber by the present invention
On platform, each sample, at an entirety, is convenient for being heat-treated subsequent iron-enriched yeast with sample sewing platform base fixed Combination.Often go
Or the one of heat treatment process parameter value of sample of each column is identical.Each sample is owned by independent temperature system and cold
But control system, and heat-proof device is used, closed space one by one is formed, is independent of each other each other.Pass through temperature control system
Holding temperature and time are adjusted, air-flow cooling system controls cooling rate, and then disposably obtains multiple heat treatment process parameters
Under sample, can be used for quickly screening optimal sample and its heat treatment process parameter.
Description of the drawings
Fig. 1 is the structural schematic diagram of thermal chamber.
Fig. 2 is sample stage, air-flow cooling system, sample, cooling control system, temperature control system, heat-proof device, resistance heating
The structural schematic diagram of system etc..
Fig. 3 is the structural schematic diagram of sample, cooling control system, temperature control system, heat-proof device.
Specific implementation mode
Present pre-ferred embodiments are provided below in conjunction with the accompanying drawings, with the technical solution that the present invention will be described in detail.
Heat treated sample high throughput preparation method of the present invention includes the following steps：
Step 1：The sample of same ingredient, same size is placed on the sample stage of thermal chamber, by heat-insulated
Device separates each sample, and the heating and cooling of each sample are independent of each other；
Step 2：By temperature control system, the target heat-treatment temperature of the often row sample of sample stage is set（For example it is respectively
900℃、860℃、820℃）, soaking time is identical；
Step 3：Power supply is opened, resistive heating system starts, and starts to heat according to temperature control program, until being heated to target
Temperature, held for some time（Such as 60min）；
Step 4：By air-flow cooling system, the throughput of the air-flow cooling system of each column sample is set（Can be 4l/
Min, 3l/min, 2l/min etc.）；
Step 5：After heat preservation, air-flow cooling system is opened in power-off, and each sample is independently cooled to room temperature；
Step 6：After waiting for all samples heat treatment, sample is taken out, heat treatment experiment terminates；
Step 7：Arrangement is fixed on same pedestal sample epoxy resin and inlays sample, is thrown by sand paper grinding and diamond
After light cream polishing treatment, different experiments equipment is utilized（Such as hardness, metallographic microscope tissues observed are beaten using microhardness testers）Inspection
It surveys, to influence of the iron-enriched yeast different heat treatment technological parameter to sample tissue, performance.
Heat treated sample high throughput preparation method of the present invention mainly uses thermal chamber 1, sample stage 2, air-flow cooling system
3, sample 4, cooling control system 5, temperature control system 6, heat-proof device 7, resistive heating system 8, sample stage 2 built in thermal chamber 1,
Sample stage is made of multiple separate space matrix arrangements separated using heat-proof device, and each space holds a sample respectively
Product, and each space is owned by respective multiple independent temperature systems and cooling control system so that it is convenient to control temperature and cooling,
Temperature-controlling system controls resistive heating system and provides heat source to sample, and it is cold to sample that cooling control system controls air-flow cooling system
But.Heat treatment temperature and soaking time are adjusted using temperature control system, air-flow cooling system controls air-flow size to control cooling
Rate, and then the sample under multiple heat treatment process parameters can be disposably obtained, it can be used for quickly screening optimal sample and its heat
Treatment process parameter.Resistive heating system is independent to give each sample to provide heat treatment heat source respectively, and temperature control system can adjust journey
Sequence temperature and soaking time, rate of temperature fall.
The sample stage generally uses one or more layers, to be suitable for more preparing occasion.The work of the control of sample stage
Skill parameter can be any two in heat treatment temperature, intensity of cooling, soaking time, material composition, can be conveniently disposable
Study influence of the various combination to sample of the two heat treatment process parameters.Thermal chamber is designed if it is Multilayer Samples platform,
Then every layer of sample stage heat treatment difference can be temperature, intensity of cooling, soaking time, ingredient any one.
Sample on the sample stage is with matrix arrangement, and each sample is fixed on sample stylobate by fixing device
On seat, be conducive to disposable iron-enriched yeast.Sample on sample stage cools other than using air-flow cooling system
Can precisely be cooled down control by temperature control system setting cooling process, realization program.Sample on sample stage can be individually by gas
Flow cooling system cools down, by changing air flow rate size to control intensity of cooling.
Sample is separated into separate space closed one by one by the heat-proof device, avoids heat-insulated mutual shadow each other
It rings.
The heat treated sample high throughput preparation method gives each sample to provide heat respectively with resistive heating system is independent
Heat source is handled, it can be with while heated to different target temperature.
The sample stage is equipped with temperature control system, and program temperature and soaking time, rate of temperature fall is adjusted.
Other than using air-flow cooling system also cooling process can be arranged by temperature control system in the cooling of the sample, with
This precisely cools down control to realize program.
The epoxy resin is mainly organized by it as pure epoxy resin and adhesive, have high mechanical properties, strong adhesive force,
The advantages that cure shrinkage is small.Resistive heating system energization makes sample heat, and corresponding heat treatment temperature can be arranged in temperature control device
Degree and soaking time, heat-proof device make each sample be independent of each other.The cooling of sample.Air-flow cooling system is according to cooling control system
The instruction of system is independently blown to each sample and is cooled down, cooling rate is controlled by changing air-flow size.If rate of temperature fall is not
Very big, corresponding temperature lowering curve can also be arranged by temperature control system makes sample cool down.
Embodiment one
The present embodiment illustrates heat treated sample high throughput preparation method by taking tool steel T7 steel as an example.The present embodiment it is specific
Steps are as follows：
The sample 4 that 9 sizes of same ingredient are Φ 30X30mm is placed in by 3X3 the sample of thermal chamber 1 by A1
On platform 2.
B1, the target heat-treatment temperature that the often row sample of sample stage 2 is arranged is respectively 900 DEG C, 860 DEG C, 820 DEG C, heat preservation
Time is identical, is all 60min.
C1 opens power supply, is heated to target temperature, keeps the temperature 60min.
D1, the throughput that the air-flow cooling system of each column sample is arranged are 4l/min, 3l/min, 2l/min.
E1, after heat preservation, air-flow cooling system is opened in power-off, and each sample is independently cooled to room temperature.
F1 takes out sample after waiting for all samples heat treatment, and heat treatment experiment terminates.
The same pedestal sample epoxy resin that is fixed on that this 3X3 is arranged is inlayed sample, by sand paper grinding and diamond by G1
After antiscuffing paste polishing treatment, hardness is beaten using microhardness testers, to which iron-enriched yeast different heat treatment technological parameter is to T7 steel
The influence of hardness.
Embodiment two
The present embodiment illustrates heat treated sample high throughput preparation method so that the two phase stainless steel 2101 of different Ti contents is added.
The present embodiment is as follows：
A2 prepares the two phase stainless steel 2101 that 16 sizes are Φ 30X30mm, is divided into four groups, the Ti contents of every group of sample
It differs, mass fraction is respectively 0.1%, 0.2%, 0.3%, 0.4%.This 16 samples 4 are arranged in thermal chamber 1 by 4X4
On sample stage 2, often the ingredient of row sample is identical.
B2, the heat treatment temperature of setting sample stage each column sample, respectively 1200 DEG C, 1160 DEG C, 1120 DEG C, 1080 DEG C,
Soaking time is equal and is all 30min,
C2 opens power supply, and each sample independent temperature system is heated separately to target temperature, keeps the temperature 30min.
D2 is arranged each sample and cools down according to temperature control program using temperature control system, and rate of temperature fall is equal, all for 10 DEG C/
min。
E2, after heat preservation, each sample cools down according to temperature lowering curve, until being all cooled to room temperature.
F2 after waiting for all samples heat treatment, takes out sample heat treatment experiment and terminates.
G2, the sample for being fixed on same pedestal that this 4X4 is arranged inlay sample with epoxy resin, at sand paper mill and polishing
After reason, metallographic microscope tissues observed, iron-enriched yeast different temperatures and 2101 two phase stainless steel of ingredient pair heat treatment influence.
The present invention can once complete multiple heat treatment process parameter experiments, can be used for quickly screening optimal sample and its heat
Treatment process parameter.Multiple sample matrix formulas are arranged on the sample stage in thermal chamber by the present invention, each sample and sample
Sample platform pedestal fixed Combination is at an entirety, convenient for being heat-treated subsequent iron-enriched yeast.Often row or each column sample wherein
One heat treatment process parameter value is identical.Each sample is owned by independent temperature system and cooling control system, and uses
Heat-proof device forms closed space one by one, is independent of each other each other.It is timely that holding temperature is adjusted by temperature-controlling system
Between, air-flow cooling system controls cooling rate, and then disposably obtains the sample under multiple heat treatment process parameters, can be used for fast
Speed screens optimal sample and its heat treatment process parameter.
Particular embodiments described above, the technical issues of to the solution of the present invention, technical solution and advantageous effect carry out
It is further described, it should be understood that the above is only a specific embodiment of the present invention, is not limited to
The present invention, all within the spirits and principles of the present invention, any modification, equivalent substitution, improvement and etc. done should be included in this
Within the protection domain of invention.
Claims (8)
1. a kind of heat treated sample high throughput preparation method, which is characterized in that the heat treated sample high throughput preparation method is adopted
With thermal chamber, sample stage, air-flow cooling system, sample, cooling control system, temperature control system, heat-proof device, resistance heating system
System, sample stage built in thermal chamber, sample stage are made of multiple separate space matrix arrangements separated using heat-proof device, often
A space holds a sample respectively, and each space is owned by respective multiple independent temperature systems and cooling control system, this
Sample prescription just controls temperature and cooling, and temperature-controlling system controls resistive heating system and provides heat source, cooling control system control to sample
Air-flow cooling system is cooled down to sample；The thermal chamber uses sample stage design concept；Multiple sample matrix formulas are arranged in heat
On sample stage in process chamber, each sample, at an entirety, is convenient for being heat-treated subsequent with sample sewing platform base fixed Combination
Iron-enriched yeast；Each sample is owned by independent temperature system and cooling control system, and uses isolating device, is formed one by one
Closed space, is independent of each other each other；The heat treated sample high throughput preparation method includes the following steps：
Step 1：The sample of same ingredient, same size is placed on the sample stage of thermal chamber, heat-proof device is passed through
Each sample is separated, the heating and cooling of each sample are independent of each other；
Step 2：By temperature control system, the target heat-treatment temperature of the often row sample of sample stage is set, soaking time is identical；
Step 3：Power supply is opened, resistive heating system starts, and starts to heat according to temperature control program, until it is heated to target temperature,
Held for some time；
Step 4：By air-flow cooling system, the throughput of the air-flow cooling system of each column sample is set；
Step 5：After heat preservation, air-flow cooling system is opened in power-off, and each sample is independently cooled to room temperature；
Step 6：After waiting for all samples heat treatment, sample is taken out, heat treatment experiment terminates；
Step 7：Arrangement is fixed on same pedestal sample epoxy resin and inlays sample, by sand paper grinding and diamond polishing cream
After polishing treatment, sample detection is carried out using microhardness testers or metallographic microscope, to iron-enriched yeast different heat treatment work
Influence of the skill parameter to sample tissue, performance.
2. heat treated sample high throughput preparation method as described in claim 1, which is characterized in that the sample stage uses one layer
Or multilayer.
3. heat treated sample high throughput preparation method as described in claim 1, which is characterized in that the sample matrix formula arrangement
It is mutually fixed on thermal chamber sample stage, while with pedestal.
4. heat treated sample high throughput preparation method as described in claim 1, which is characterized in that the heat-proof device is by sample
It is separated into separate space closed one by one.
5. heat treated sample high throughput preparation method as described in claim 1, which is characterized in that the heat treated sample high pass
It measures preparation method and provides heat treatment heat source to each sample respectively with resistive heating system is independent.
6. heat treated sample high throughput preparation method as described in claim 1, which is characterized in that the sample stage is equipped with temperature
Control system.
7. heat treated sample high throughput preparation method as described in claim 1, which is characterized in that the cooling of the sample utilizes
Air-flow cooling system or the cooling process being arranged by temperature control system.
8. heat treated sample high throughput preparation method as described in claim 1, which is characterized in that the epoxy resin it is main
Group becomes pure epoxy resin and adhesive.
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| CN107338354A (en) * | 2017-05-26 | 2017-11-10 | 太原重工股份有限公司 | The control method of air-flow velocity |
| CN107101868B (en) * | 2017-06-14 | 2020-07-17 | 北京科技大学 | High-flux forging thermal simulation device and method |
| CN107699673B (en) * | 2017-10-12 | 2019-05-31 | 钢铁研究总院 | A kind of high throughput gradient thermal processing array crucible |
| CN108279718B (en) * | 2018-01-05 | 2020-11-20 | 北京科技大学 | High-flux forging heat control method |
| CN109175181B (en) * | 2018-07-11 | 2020-02-28 | 北京科技大学 | High-flux forging rotary platform and method |
| CN109580974A (en) * | 2018-12-31 | 2019-04-05 | 华测检测认证集团股份有限公司 | The multichannel of Rapid replacement automates titration outfit |
| CN114807567B (en) * | 2022-05-05 | 2023-06-23 | 长安大学 | Material gene library establishment-oriented series alloy sample synchronous heat treatment equipment and method |
| CN114990501B (en) * | 2022-05-31 | 2023-04-18 | 华中科技大学 | High-throughput sample preparation equipment and data-driven aluminum alloy composition design method |
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