CN117867478A - Radiation process for prolonging service time of slitting blade - Google Patents
Radiation process for prolonging service time of slitting blade Download PDFInfo
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- CN117867478A CN117867478A CN202311712034.9A CN202311712034A CN117867478A CN 117867478 A CN117867478 A CN 117867478A CN 202311712034 A CN202311712034 A CN 202311712034A CN 117867478 A CN117867478 A CN 117867478A
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- slitting blade
- irradiation
- slitting
- increasing
- blade
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- 238000000034 method Methods 0.000 title claims abstract description 27
- 230000008569 process Effects 0.000 title claims abstract description 20
- 230000005855 radiation Effects 0.000 title claims description 6
- 239000002184 metal Substances 0.000 claims abstract description 26
- 229910052751 metal Inorganic materials 0.000 claims abstract description 26
- 229910021645 metal ion Inorganic materials 0.000 claims abstract description 13
- 239000011259 mixed solution Substances 0.000 claims abstract description 12
- 229940123457 Free radical scavenger Drugs 0.000 claims abstract description 10
- 239000002516 radical scavenger Substances 0.000 claims abstract description 10
- 238000005273 aeration Methods 0.000 claims abstract description 9
- 239000011261 inert gas Substances 0.000 claims abstract description 9
- 239000000126 substance Substances 0.000 claims abstract description 9
- 239000012459 cleaning agent Substances 0.000 claims abstract description 7
- 238000001035 drying Methods 0.000 claims abstract description 7
- 230000000694 effects Effects 0.000 claims abstract description 7
- 239000012535 impurity Substances 0.000 claims abstract description 7
- 238000010992 reflux Methods 0.000 claims abstract description 7
- 150000003839 salts Chemical class 0.000 claims abstract description 7
- 230000009467 reduction Effects 0.000 claims abstract description 5
- 238000005406 washing Methods 0.000 claims abstract description 4
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 claims description 12
- SQGYOTSLMSWVJD-UHFFFAOYSA-N silver(1+) nitrate Chemical group [Ag+].[O-]N(=O)=O SQGYOTSLMSWVJD-UHFFFAOYSA-N 0.000 claims description 12
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 11
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 8
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 claims description 8
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 claims description 8
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims description 6
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 6
- DKGAVHZHDRPRBM-UHFFFAOYSA-N Tert-Butanol Chemical compound CC(C)(C)O DKGAVHZHDRPRBM-UHFFFAOYSA-N 0.000 claims description 5
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 claims description 4
- 150000001298 alcohols Chemical class 0.000 claims description 3
- 229910052786 argon Inorganic materials 0.000 claims description 3
- 239000001307 helium Substances 0.000 claims description 3
- 229910052734 helium Inorganic materials 0.000 claims description 3
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- 229910052757 nitrogen Inorganic materials 0.000 claims description 3
- 239000003960 organic solvent Substances 0.000 claims description 3
- 230000002035 prolonged effect Effects 0.000 abstract description 3
- 239000000243 solution Substances 0.000 description 11
- 238000005520 cutting process Methods 0.000 description 10
- 239000010410 layer Substances 0.000 description 8
- 230000006872 improvement Effects 0.000 description 5
- 239000004745 nonwoven fabric Substances 0.000 description 5
- 230000009471 action Effects 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 239000010949 copper Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 238000010891 electric arc Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 150000001247 metal acetylides Chemical class 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
Abstract
The invention discloses an irradiation process for prolonging the service life of a slitting blade, which reduces metal ions into metal simple substances through the effect of efficient reduction of the metal ions by irradiation and deposits the metal simple substances on the surface of the slitting blade, and comprises the following steps of: (1) And (3) refluxing and washing the slitting blade for a period of time by using a cleaning agent until the surface impurities completely fall off. (2) Preparing a mixed solution of metal salt and a free radical scavenger, and placing the mixed solution in a closed container. (3) Placing the cleaned slitting blade in the mixed solution, introducing inert gas for aeration, and carrying out irradiation treatment on the sample after a period of time. (4) And after the irradiation treatment is finished, taking out the slitting blade and drying to obtain the slitting blade with the metal layer on the surface. Compared with the prior art, the invention has the advantages that: the service time of the slitting blade can be effectively prolonged, and the cost is low.
Description
Technical Field
The invention relates to the technical field of radiation of slitting blades, in particular to an irradiation process for prolonging the service life of a slitting blade.
Background
In the course of processing diaper, non-woven fabrics and sanitary articles, when cutting diaper, non-woven fabrics and sanitary articles, need use the cutting blade that rotates on the cutting equipment to cut, the outside circular shape of cutting blade and have the centre bore, cutting blade makes it fix on mechanical equipment through the centre bore to reach the function of cutting processing, under the same processing application condition, cutting blade's durable degree should be higher than ordinary blade, cutting blade can produce a large amount of heat energy in the middle of the quick in-process of cutting, ordinary blade can scrap after the operation for several hours, but cutting blade's operation standard duration is generally 2 days.
At present, in order to improve the operation time of the slitting blade, when the slitting blade is produced and processed, the outer surface of the slitting blade can be subjected to heat treatment, and the hardness and toughness of the outer surface of the slitting blade can be improved and the wear resistance of the slitting blade can be improved by a proper method for performing heat treatment on the outer surface; the surface of the slitting blade can be coated, and the gas, liquid fuel or electric arc and plasma arc are used as heat sources to heat metals, alloys, cermets, oxides, carbides and other spraying materials to be molten or semi-molten, and the method of atomizing, spraying and depositing the outer surface layer of the solid on the outer surface of the slitting blade by high-speed airflow is adopted, so that the durability, corrosion resistance and high-temperature oxidation resistance of the slitting blade can be improved.
In the two processes for further processing the slitting blade, the heat treatment mode has no obvious effect on improving the operation time of the slitting blade, the cost of the coating treatment mode is higher, and the implementation difficulty of the processing process is higher.
Disclosure of Invention
The technical problem to be solved by the invention is to overcome the technical defects, and provide the irradiation process for prolonging the service life of the slitting blade, so that the service life of the slitting blade can be effectively prolonged, and the cost is low.
In order to solve the technical problems, the technical scheme provided by the invention is as follows: the irradiation process for prolonging the service life of the slitting blade reduces metal ions into metal simple substances through the effect of high-efficiency reduction of the metal ions by irradiation, and deposits the metal ions on the surface of the slitting blade, and comprises the following steps of:
(1) And (3) refluxing and washing the slitting blade for a period of time by using a cleaning agent until the surface impurities completely fall off.
(2) Preparing a mixed solution of metal salt and a free radical scavenger, and placing the mixed solution in a closed container.
(3) Placing the cleaned slitting blade in the mixed solution, introducing inert gas for aeration, and carrying out irradiation treatment on the sample after a period of time.
(4) And after the irradiation treatment is finished, taking out the slitting blade and drying to obtain the slitting blade with the metal layer on the surface.
Compared with the prior art, the invention has the advantages that: according to the invention, the effect of efficient reduction of metal ions by irradiation is utilized, the metal ions are reduced into metal simple substances and deposited on the surface of the slitting blade, so that the surface of the slitting blade is covered with a reinforced metal layer, the interface performance among the slitting blade, a diaper, non-woven fabrics and sanitary products is improved, the operation time of the slitting blade can be effectively prolonged, and the processing by using an irradiation method is more efficient, is easy to control, has low cost and is suitable for batch preparation, thereby realizing mass processing production of surface reinforcement of the slitting blade and having lower cost.
As an improvement, the cleaning agent is one of organic solvents such as dimethylformamide, tetrahydrofuran, acetone and the like.
As an improvement, the aeration time of the inert gas is 20-48 h.
As an improvement, the metal salt is AgNO3, ni (NO 3) 2.6H O, cu (NO 3) 2 and the like, the concentration is 1-10 g/L, the free radical scavenger is one or a mixture of more alcohols such as ethanol, isopropanol, tertiary butanol and the like, and the use amount of the free radical scavenger is 1-10% of the total volume.
As an improvement, the inert gas is one of argon, nitrogen and helium.
As an improvement, the irradiation dose is 10-100 KGy.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described in the following in conjunction with the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, but not all embodiments; all other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
An irradiation process for prolonging the service life of a slitting blade can effectively prolong the service life of the slitting blade and has lower cost.
In order to solve the technical problems, the technical scheme provided by the invention is as follows: the irradiation process for prolonging the service life of the slitting blade reduces metal ions into metal simple substances through the effect of efficient reduction of the metal ions by the irradiation, and deposits the metal simple substances on the surface of the slitting blade, and comprises the following steps of:
(1) And (3) refluxing and washing the slitting blade for a period of time by using a cleaning agent until impurities on the surface completely fall off, wherein the cleaning agent is one of organic solvents such as dimethylformamide, tetrahydrofuran, acetone and the like.
(2) Preparing a mixed solution of metal salt and a free radical scavenger, and placing the mixed solution in a closed container, wherein the metal salt is AgNO3, ni (NO 3) 2.6H O, cu (NO 3) 2 and the like, the concentration is 1-10 g/L, the free radical scavenger is one or a mixture of more alcohols such as ethanol, isopropanol, tertiary butanol and the like, and the use amount of the free radical scavenger is 1-10% of the total volume.
(3) Placing the cleaned slitting blade in a mixed solution, introducing inert gas for aeration, and performing irradiation treatment on the sample after a period of time, wherein the time for introducing the inert gas for aeration is 20-48 h, and the irradiation dose is 10-100 KGy.
(4) And after the irradiation treatment is finished, taking out the slitting blade and drying to obtain the slitting blade with the metal layer on the surface.
Embodiment one: the slitting blade was washed with dimethylformamide under reflux for 20h until the surface impurities were completely detached. 2g/L AgNO3 was prepared and placed in a sealable container with ethanol added. Then putting the slitting blade into the solution to ensure that the slitting blade is completely immersed into the solution, aerating for 10min by argon, quickly sealing the container, and carrying out irradiation treatment on the sealed container filled with the solution at normal temperature, wherein the irradiation dose is 30KGy; and after the irradiation reaction is finished, taking out the slitting blade and drying to obtain the slitting blade with the silver metal layer on the surface.
Embodiment two: the slitting blade was washed with tetrahydrofuran reflux for 30h until the surface impurities were completely shed. 4g/L of Ni (NO 3) 2.6H2O was prepared and placed in a sealable container, with the addition of isopropanol. Then putting the slitting blade into the solution to ensure that the slitting blade is completely immersed into the solution, quickly sealing the container after nitrogen aeration for 20min, and carrying out irradiation treatment on the sealed container filled with the solution at normal temperature, wherein the irradiation dose is 60KGy; and after the irradiation reaction is finished, taking out the slitting blade and drying to obtain the slitting blade with the nickel metal layer on the surface.
Embodiment III: the slitting blade was washed with acetone reflux for 48h until the surface impurities were completely shed. Cu (NO 3) 2 of 8g/L was prepared and placed in a sealable container with t-butanol added. Then putting the slitting blade into the solution to ensure that the slitting blade is completely immersed into the solution, quickly sealing the container after helium aeration for 30min, and carrying out irradiation treatment on the sealed container filled with the solution at normal temperature, wherein the irradiation dose is 100KGy; and after the irradiation reaction is finished, taking out the slitting blade and drying to obtain the slitting blade with the copper metal layer on the surface.
In summary, the invention utilizes the effect of irradiation to reduce metal ions efficiently, can reduce metal ions into metal simple substances and deposit the metal simple substances on the surfaces of the slitting blades to form a reinforced metal layer, the metal layer covers the slitting blades, can improve the interface performance between the slitting blades and diapers, non-woven fabrics and sanitary products, and can effectively improve the operation time of the slitting blades when slitting diapers, non-woven fabrics and sanitary products, so that the process processing of improving the service time of the slitting blades by using an irradiation method is more efficient and easy to control, the processing cost is low, the invention is suitable for batch processing preparation of a large number of slitting blades, can realize mass processing production of surface reinforcement of the slitting blades, and has lower cost.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
The invention and its embodiments have been described above without limitation. In summary, if one of ordinary skill in the art is informed by this disclosure, a structural manner and an embodiment similar to the technical solution should not be creatively devised without departing from the gist of the present invention.
Claims (7)
1. An irradiation process for increasing the service life of a slitting blade, which is characterized in that: the metal ions are reduced into metal simple substances through the effect of high-efficiency reduction of the metal ions by irradiation and deposited on the surface of the slitting blade, and the steps are as follows:
(1) And (3) refluxing and washing the slitting blade for a period of time by using a cleaning agent until the surface impurities completely fall off.
(2) Preparing a mixed solution of metal salt and a free radical scavenger, and placing the mixed solution in a closed container.
(3) Placing the cleaned slitting blade in the mixed solution, introducing inert gas for aeration, and performing gamma irradiation treatment on the sample after a period of time.
(4) And after the irradiation treatment is finished, taking out the slitting blade and drying to obtain the slitting blade with the metal layer on the surface.
2. A radiation process for increasing the length of use of a slitting blade as set forth in claim 1 wherein: : the cleaning agent is one of organic solvents such as dimethylformamide, tetrahydrofuran, acetone and the like.
3. An irradiation process for increasing the length of use of a slitting blade as set forth in claim 1 wherein: the aeration time of the inert gas is 20 to 48 hours.
4. A radiation process for increasing the length of use of a slitting blade as set forth in claim 1 wherein: the metal salt is AgNO3, ni (NO 3) 2.6H O, cu (NO 3) 2 and the like, the concentration is 1-10 g/L, the free radical scavenger is one or a mixture of more alcohols such as ethanol, isopropanol, tertiary butanol and the like, and the use amount of the free radical scavenger is 1-10% of the total volume.
5. A radiation process for increasing the length of use of a slitting blade according to claim 3, wherein: the inert gas is one of argon, nitrogen and helium.
6. An irradiation process for increasing the length of use of a slitting blade as set forth in claim 1 wherein: the irradiation time is 10-30 min.
7. An irradiation process for increasing the length of use of a slitting blade as set forth in claim 6 wherein: the irradiation dose is 10-100 KGy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311712034.9A CN117867478A (en) | 2023-12-13 | 2023-12-13 | Radiation process for prolonging service time of slitting blade |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311712034.9A CN117867478A (en) | 2023-12-13 | 2023-12-13 | Radiation process for prolonging service time of slitting blade |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117867478A true CN117867478A (en) | 2024-04-12 |
Family
ID=90593675
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311712034.9A Pending CN117867478A (en) | 2023-12-13 | 2023-12-13 | Radiation process for prolonging service time of slitting blade |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117867478A (en) |
-
2023
- 2023-12-13 CN CN202311712034.9A patent/CN117867478A/en active Pending
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