CN105132642B - PAG water-based quenching medium functional rehabilitation agent and its application - Google Patents
PAG water-based quenching medium functional rehabilitation agent and its application Download PDFInfo
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- CN105132642B CN105132642B CN201510652211.8A CN201510652211A CN105132642B CN 105132642 B CN105132642 B CN 105132642B CN 201510652211 A CN201510652211 A CN 201510652211A CN 105132642 B CN105132642 B CN 105132642B
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
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- Apparatus Associated With Microorganisms And Enzymes (AREA)
- Preventing Corrosion Or Incrustation Of Metals (AREA)
Abstract
The present invention provides a kind of PAG water-based quenching mediums functional rehabilitation agent and its application, by weight ratio relation are：Triethanolamine（50‑60%）；MEA（8‑15%）；N, N,Methylene dimorpholine（10‑15%）；1,3,5 3（2 ethoxys）Hexahydrotriazine（5‑8%）；Boric acid（6‑10%）；Surplus is water.The PAG water-based quenching mediums of onsite application are sampled, its pH value is detected by acidometer and judges whether solution is smelly, to determine the whether rotten raw bacterium of PAG water-based quenching mediums, then pass through surveyed data, adding functional rehabilitation agent makes detection PH be not less than 8.5；To prevent and handle the problem of water base quenching Jie of PAG is rotten, smelly, the use function of live PAG aqueous mediums is set to recover.
Description
Technical field
The invention belongs to technical field of metal heat treatment, is related to a kind of to rotten smelly PAG water-based quenching mediums progress
The product of emergent management, the specific agent of PAG water-based quenching mediums functional rehabilitation and its application.
Background technology
PAG water-based quenching mediums are because its is nontoxic at present, smokeless, do not burn, be anti-aging, long lifespan physical characteristic, with
And its cooling velocity is between water and oil, the advantages of cooling capacity can be adjusted with the change of concentration within the specific limits,
It is widely used in heat treatment industry.
Due to PAG quenching liquids for a long time place after, quenching liquid has a certain degree of pollution, if for a long time without using or
In the case that temperature is higher, hardening media does not carry out good circulation stirring, and quenching liquid is easy to breed bacteria, after 3-15 days
With regard to perishable, smelly.Because its pH value can decline after PAG hardening media long-time uses, bactericide, bacteriostatic agent can also disappear
Consumption；Lie idle for a long time simultaneously, decrease the chance of quenching liquid and air contact, growing breeding for substantial amounts of anaerobic bacteria provides
Favourable environment.Later in use, because substantial amounts of anaerobic bacteria presence can cause the active ingredient of PAG hardening medias to be divided
Solution, so as to influence the cooling performance of hardening media, can cause quenching workpiece quality dissatisfaction when serious.
It is at present to scrap whole pond hardening media for the PAG water-based quenching mediums smelly treating method that goes bad, the method is not
Only make PAG function cannot fully play, also reduce the service life of PAG water-based quenching mediums, cause it is huge,
Unnecessary loss.
Patent No.：2011103348304 disclose heat treatment PAG water-based quenching medium stabilizers and application thereof, and it is used
[0008] section is seen on way, is primarily adapted for use in ployalkylene glycol（PAG）For the water-based quenching medium of main component, have and suppress foam production
Life, anti-corrosion, increase stability, between the water-based quenching medium temperature in use prepared makes 15-70 DEG C, continuous production can be kept
Stable working condition.
The implementation of the patent is higher in temperature for the placement for a long time of PAG quenching liquids with necessarily range-restricted
In the case of, without circulation stirring processing, and lie idle for a long time, the perishable raw bacterium of PAG water-based quenching mediums is even after 3-15 days
Smelly phenomenon can not then be handled, and so as to influence the cooling performance of hardening media, when serious quenching workpiece quality can be caused not reach
Mark, is also easily caused quenching bath and integrally scraps.
The content of the invention
It is contemplated that preventing and solving the problems, such as that the rotten raw bacterium of PAG water-based hardening liquids is even smelly, spy proposes that PAG is water base
The agent of hardening media functional rehabilitation and its application.
Therefore, the technical scheme is that, PAG water-based quenching medium functional rehabilitation agent, it is characterised in that：By weight
Proportion relation is：
Triethanolamine（50-60%）
MEA（8-15%）
N, N,- methylene dimorpholine（10-15%）
1,3,5- tri-（2- ethoxys）- hexahydro-triazine（5-8%）
Boric acid（6-10%）
Surplus is water.
The application of PAG water-based quenching medium functional rehabilitation agent, it is characterised in that：
The PAG water-based quenching mediums of onsite application are sampled, its pH value is detected by acidometer and judges solution
It is whether smelly, to determine the whether rotten raw bacterium of PAG water-based quenching mediums, then pass through surveyed data, add functional rehabilitation agent；Come
The problem of prevention and water base quenching Jie of processing PAG go bad, is smelly, enables the use function of live PAG aqueous mediums to recover；
Step is as follows：
First, circulating pump is started, PAG water-based quenching mediums is had been at recurrent state；
2nd, live PAG water-based quenching mediums are sampled, detects pH value with acidometer, and differentiate whether it is smelly；
3rd, prevent and handle to add functional rehabilitation agent to the PAG water-based quenching mediums for the raw bacterium that goes bad, be not less than detection PH
8.5；
4th, bacterium to be killed emerges, and salvages clean.
By being sampled to live PAG water-based quenching mediums, pH value is detected, 8.0 ＜ PH ＜ 8.5, judges that the water base quenchings of PAG are situated between
Matter whether there is rotten water stink, differentiates its raw bacterium that whether goes bad；Then functional rehabilitation is added to the PAG water-based quenching mediums for the raw bacterium that goes bad
Agent, make detection PH be not less than 8.5, come prevent PAG it is water base quenching be situated between further go bad, or even it is smelly the problem of；
The pH value of PAG water-based quenching mediums is measured by acidometer, less than 8.0 or PAG water-based quenching mediums have rotten water smelly
During taste, it can determine that the PAG water-based quenching mediums raw bacterium that gone bad causes smelly, take emergent management, addition functional rehabilitation agent, make inspection
Survey PH and be not less than 8.5, can properly settle hardening media go bad raw bacterium the problem of, make the use functions of PAG water-based quenching mediums
Recovered, prevent hardening media from causing quenching bath integrally to scrap phenomenon because of anaerobic bacteria breeding.
Beneficial effect：
By the use of the product, effectively prevent and to solve the problems, such as that PAG water-based quenching mediums go bad smelly, avoid
Because PAG water-based quenching mediums go bad it is smelly, cause quench Quality Down, PAG water-based quenching mediums service life shorten and change
Caused by quenching liquid the problems such as economic loss.
This invention can intuitively reflect whether PAG water-based quenching mediums go bad by easily and efficiently detection, take in time pre-
Anti- and solution method, is advantageous to maintenance management, the use function of live PAG water-based quenching mediums is recovered, that is, stabilize
Quality is quenched, also extends the service life of PAG water-based quenching mediums.
Embodiment
PAG water-based quenching medium functional rehabilitation agent, by weight ratio relation are：
Triethanolamine（50-60%）
MEA（8-15%）
N, N,- methylene dimorpholine（10-15%）
1,3,5- tri-（2- ethoxys）- hexahydro-triazine（5-8%）
Boric acid（6-10%）
Surplus is water.
By being sampled to the PAG water-based quenching mediums of onsite application, pH value, 8.0 ＜ PH ＜ are detected by acidometer
8.5 and judge solution it is whether smelly, come determine hardening media whether go bad raw bacterium, then pass through surveyed data, add the work(
Can restorative.
Step is as follows：
First, circulating pump is started, hardening media is had been at recurrent state；
2nd, field quenching liquid is sampled, detects pH value with acidometer, and differentiate whether it is smelly；
3rd, prevent and handle to add functional rehabilitation agent to the PAG water-based quenching mediums for the raw bacterium that goes bad, be not less than detection PH
8.5；
4th, bacterium to be killed emerges, and salvages clean.
The present invention detects pH value, 8.0 ＜ PH ＜ 8.5, judges that PAG is water base by being sampled to live PAG water-based quenching mediums
Hardening media whether there is rotten water stink, differentiates its raw bacterium that whether goes bad；Then the functional rehabilitation is added to the quenching liquid for the raw bacterium that goes bad
The problem of agent makes detection pH value be not less than 8.5, is further gone bad to prevent quenching liquid with this, or even smelly；It is water base suitable for PAG
Hardening media production scene, method is simple, quick, efficient, can prevent the problem of PAG water-based quenching mediums are smelly well.
The pH value for measuring PAG water-based quenching mediums by acidometer has rotten water stink less than 8.0 or PAG water-based quenching mediums
When, it can determine that the PAG water-based quenching mediums raw bacterium that gone bad causes smelly, take emergent management, adding functional rehabilitation agent makes detection
PH be not less than 8.5, can properly settle hardening media go bad raw bacterium the problem of, prevent hardening media because anaerobic bacteria breed cause to quench
Phenomenon is integrally scrapped in fiery pond, extends hardening media service life；Also ensure that PAG water-based quenching mediums have good use ring simultaneously
Border, the use function of live PAG water-based quenching mediums is recovered, ensure its excellent cooling capacity, stabilize quenching matter
Amount.
Claims (1)
1.PAG water-based quenching medium functional rehabilitation agent, it is characterised in that：Relation is by weight ratio：
Triethanolamine（50-60%）
MEA（8-15%）
N, N'- methylene dimorpholine（10-15%）
1,3,5- tri-（2- ethoxys）- hexahydro-triazine（5-8%）
Boric acid（6-10%）
Surplus is water；
The application of PAG water-based quenching medium functional rehabilitation agent is：
The PAG water-based quenching mediums of onsite application are sampled, its pH value is detected by acidometer and whether judges solution
It is smelly, to determine the whether rotten raw bacterium of PAG water-based quenching mediums, then pass through surveyed data, add functional rehabilitation agent；To prevent
The problem of going bad with processing PAG water-based quenching mediums, be smelly, the use function of enabling live PAG aqueous mediums is reached with this
The purpose of recovery；
Step is as follows：
First, circulating pump is started, PAG water-based quenching mediums is had been at recurrent state；
2nd, live PAG water-based quenching mediums are sampled, detects pH value with acidometer, and differentiate whether it is smelly；
3rd, prevent and handle to add functional rehabilitation agent to the PAG water-based quenching mediums for the raw bacterium that goes bad, detection PH is not less than 8.5；
4th, bacterium to be killed emerges, and salvages clean.
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| CN105861805B (en) * | 2016-04-09 | 2018-05-22 | 福建尚锟齿轮箱制造有限公司 | A kind of automobile gearbox gear annealing device |
| KR101834370B1 (en) * | 2016-11-04 | 2018-03-05 | 한호산업(주) | Detecting apparatus and method of quenching water density for high-frequency heat treatment |
| CN111074046A (en) * | 2020-01-15 | 2020-04-28 | 沙索(广州)工业介质科技有限公司 | Environment-friendly water-soluble quenching liquid and preparation method thereof |
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| JPS533725B2 (en) * | 1972-10-02 | 1978-02-09 | ||
| RU2208649C2 (en) * | 2001-08-31 | 2003-07-20 | Открытое акционерное общество "Северсталь" | Quenching medium |
| DE102005045002A1 (en) * | 2005-09-21 | 2007-03-29 | Clariant Produkte (Deutschland) Gmbh | Biocidal compositions |
| CN104164283B (en) * | 2014-08-19 | 2019-09-17 | 清华大学 | Micro emulsion metalworking fluid |
| CN104263886A (en) * | 2014-09-24 | 2015-01-07 | 中国石油化工股份有限公司 | Quenching liquid composition and application thereof |
| CN104911015B (en) * | 2015-06-30 | 2018-05-29 | 陕西航宇化工有限公司 | A kind of grinding fluid and preparation method thereof |
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