CN109280753A - A kind of processing technology of rock wool centrifuge roller - Google Patents
A kind of processing technology of rock wool centrifuge roller Download PDFInfo
- Publication number
- CN109280753A CN109280753A CN201811201439.5A CN201811201439A CN109280753A CN 109280753 A CN109280753 A CN 109280753A CN 201811201439 A CN201811201439 A CN 201811201439A CN 109280753 A CN109280753 A CN 109280753A
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- CN
- China
- Prior art keywords
- roller
- processing
- hardness
- rock wool
- carried out
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- 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
- C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
- C21D8/06—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of rods or wires
- C21D8/065—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of rods or wires of ferrous alloys
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B37/00—Manufacture or treatment of flakes, fibres, or filaments from softened glass, minerals, or slags
- C03B37/01—Manufacture of glass fibres or filaments
- C03B37/04—Manufacture of glass fibres or filaments by using centrifugal force, e.g. spinning through radial orifices; Construction of the spinner cups therefor
-
- 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
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/38—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for roll bodies
-
- 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
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/50—Glass production, e.g. reusing waste heat during processing or shaping
- Y02P40/57—Improving the yield, e-g- reduction of reject rates
Abstract
The invention discloses a kind of processing technologys of rock wool centrifuge roller, its key points of the technical solution are that the steps include: to form roller blank after bar made of 2Cr13 material to be carried out to forging annealing；After carrying out roughing processing to roller blank, is finished, form more complete roller product；Q-tempering processing is carried out to the roller after finishing, roller beat the multiple circular treatment of hardness and tempering.A kind of processing technology of rock wool centrifuge roller of the invention can be improved the durability of roller, improves the service life of roller, reduces cost of equipment maintenance, improve production efficiency, and improves the product quality of asbestos.
Description
Technical field
The present invention relates to a kind of processing technologys of rock wool centrifuge roller.
Background technique
In asbestos process of manufacture, by the rock stone material high temperature melt for being used to produce asbestos at magma, then pass through
Asbestos are made in high-speed rotating roller, but current roller is in use, due to wearing work for a long time, so that roller
The wheel service life crosses section, in use for some time, needs to carry out replacement maintenance to roller, causes equipment use cost, and frequently
Roller replacement waste a large amount of personnel labours, and production efficiency can be reduced.
Summary of the invention
In view of the deficiencies of the prior art, the present invention intends to provide a kind of roller service life of can be improved
The processing technology of rock wool centrifuge roller.
To achieve the above object, the present invention provides the following technical scheme that a kind of processing technology of rock wool centrifuge roller,
It the steps include:
(1), bar made of 2Cr13 material is forged into the roller blank for being used to use on rock wool centrifuge, then into
Row annealing；
(2), it after carrying out roughing processing to roller blank, is finished, forms more complete roller product；
(3), Q-tempering processing is carried out to the roller after finishing；
(4), roller is put into high temperature furnace, warming temperature is carried out to high-temperature furnace body；
(5), after high temperature in-furnace temperature reaches 800 degrees Celsius, keep the temperature within 90 minutes；
(6), high temperature furnace is carried out continuing warming operation, until high temperature in-furnace temperature reaches 920 degrees Celsius；
(7) after temperature reaches 920 degrees Celsius, high temperature furnace is kept the temperature；
(8), after the completion of keeping the temperature, roller is taken out out of high temperature furnace, is put into quenching oil and carries out the cold operation of oil；
(9), roller is carried out after oil is cold playing hardness processing for the first time；
(10), after first time plays hardness processing, first time tempering is carried out；
(11), second dozen of hardness processing are carried out after the completion of tempering；
(12), it after second dozen of hardness processing, carries out second and is tempered；
(13), third time is carried out after the completion of tempering plays hardness processing；
(14), after third time plays hardness processing, third time tempering is carried out；
(15), the 4th time is carried out after the completion of tempering plays hardness processing；
(16), smart car processing is finally carried out, so that forming the roller that rock wool centrifuge uses.
The present invention is further arranged to: being kept the temperature according to the roller in step (7), the duration is 3 hours.
The present invention is further arranged to: according to the cold operation of oil in step (8), when roller carries out oily cold treatment, roller is cold
But it is taken out to 60-100 degrees Celsius.
The present invention is further arranged to: playing hardness processing according to the first time in step (9), roller hardness factor is set as
35-45 degree.
The present invention is further arranged to: being that roller is tempered heating in high temperature furnace according to the first time tempering in step (10)
It to 380 degrees Celsius, and is kept for 5 hours, then carries out oily cold treatment；
The present invention is further arranged to: being set as 38-40 according to second dozen of hardness processing, roller hardness factor in step (11)
Degree.
The present invention is further arranged to: being tempered and is heated up in high temperature furnace for roller according to second of tempering in step (12)
490 degrees Celsius, and kept for 4 and a half hours, then carry out oily cold treatment.
The present invention is further arranged to: playing hardness processing according to third time in step (13), roller hardness factor is set as
35-37 degree.
The present invention is further arranged to: being tempered and is heated up in high temperature furnace for roller according to third time tempering in step (14)
520 degrees Celsius, and kept for 4 and a half hours, then carry out oily cold treatment.
The present invention is further arranged to: playing hardness processing according to the 4th time in step (15), roller hardness factor is set as
32-34 degree.
The present invention has an advantage that the durability that can be improved roller, improves the service life of roller, reduces and set
Standby maintenance cost, improves production efficiency, is made of roller of the material of 2Cr13, can be improved the hardness, formability thereof of roller
And corrosion resistance, so that the process and service life that further improve roller are held after high-temperature heating treatment
Continuous isothermal holding, can carry out comprehensive heat treatment to roller comprehensively, avoid roller and the inconsistent feelings of temperature locally occur
Condition can be improved the hardness and durability of roller by the operation cold, that beat hardness, tempering of oil, beat hardness by recycling 4 times
It is operated with tempering, makes it possible to carry out performance boost to roller, by the tempering temperature that steps up and gradually reduced
Hardness factor is beaten, inside and outside consistent hardness can be carried out to roller and is handled, roller overall durability is improved.
Specific embodiment
A kind of processing technology of rock wool centrifuge roller of the present embodiment, the steps include:
(1), bar made of 2Cr13 material is forged into the roller blank for being used to use on rock wool centrifuge, then into
Row annealing；
(2), it after carrying out roughing processing to roller blank, is finished, forms more complete roller product；
(3), Q-tempering processing is carried out to the roller after finishing；
(4), roller is put into high temperature furnace, warming temperature is carried out to high-temperature furnace body；
(5), after high temperature in-furnace temperature reaches 800 degrees Celsius, keep the temperature within 90 minutes；
(6), high temperature furnace is carried out continuing warming operation, until high temperature in-furnace temperature reaches 920 degrees Celsius；
(7) after temperature reaches 920 degrees Celsius, high temperature furnace is kept the temperature；
(8), after the completion of keeping the temperature, roller is taken out out of high temperature furnace, is put into quenching oil and carries out the cold operation of oil；
(9), roller is carried out after oil is cold playing hardness processing for the first time；
(10), after first time plays hardness processing, first time tempering is carried out；
(11), second dozen of hardness processing are carried out after the completion of tempering；
(12), it after second dozen of hardness processing, carries out second and is tempered；
(13), third time is carried out after the completion of tempering plays hardness processing；
(14), after third time plays hardness processing, third time tempering is carried out；
(15), the 4th time is carried out after the completion of tempering plays hardness processing；
(16), smart car processing is finally carried out, so that forming the roller that rock wool centrifuge uses.
According to the roller heat preservation in step (7), the duration is 3 hours.
According to the cold operation of oil in step (8), when roller carries out oily cold treatment, roller is cooled to 60-100 degrees Celsius of taking-up
(by oily cold treatment in 30 minutes, so that roller is cooled to 80 degrees Celsius).
Hardness processing is played according to the first time in step (9), roller hardness factor is set as 35-45 degree.
It is tempered in high temperature furnace according to the first time tempering in step (10) for roller and is heated up to 380 degrees Celsius, and keep 5
Hour, then carry out oily cold treatment；
It is set as 38-40 degree according to second dozen of hardness processing, roller hardness factor in step (11).
It is tempered in high temperature furnace according to second of tempering in step (12) for roller and is heated up to 490 degrees Celsius, and kept for 4
Then half an hour carries out oily cold treatment.
Hardness processing is played according to third time in step (13), roller hardness factor is set as 35-37 degree.
It is tempered in high temperature furnace according to third time tempering in step (14) for roller and is heated up to 520 degrees Celsius, and kept for 4
Then half an hour carries out oily cold treatment.
Hardness processing is played according to the 4th time in step (15), roller hardness factor is set as 32 degree.
The above is only a preferred embodiment of the present invention, protection scope of the present invention is not limited merely to above-mentioned implementation
Example, all technical solutions belonged under thinking of the present invention all belong to the scope of protection of the present invention.It should be pointed out that for the art
Those of ordinary skill for, several improvements and modifications without departing from the principles of the present invention, these improvements and modifications
It should be regarded as protection scope of the present invention.
Claims (10)
1. a kind of processing technology of rock wool centrifuge roller, it is characterised in that: the steps include:
(1), bar made of 2Cr13 material is forged into the roller blank for being used to use on rock wool centrifuge, then into
Row annealing；
(2), it after carrying out roughing processing to roller blank, is finished, forms more complete roller product；
(3), Q-tempering processing is carried out to the roller after finishing；
(4), roller is put into high temperature furnace, warming temperature is carried out to high-temperature furnace body；
(5), after high temperature in-furnace temperature reaches 800 degrees Celsius, keep the temperature within 90 minutes；
(6), high temperature furnace is carried out continuing warming operation, until high temperature in-furnace temperature reaches 920 degrees Celsius；
(7) after temperature reaches 920 degrees Celsius, high temperature furnace is kept the temperature；
(8), after the completion of keeping the temperature, roller is taken out out of high temperature furnace, is put into quenching oil and carries out the cold operation of oil；
(9), roller is carried out after oil is cold playing hardness processing for the first time；
(10), after first time plays hardness processing, first time tempering is carried out；
(11), second dozen of hardness processing are carried out after the completion of tempering；
(12), it after second dozen of hardness processing, carries out second and is tempered；
(13), third time is carried out after the completion of tempering plays hardness processing；
(14), after third time plays hardness processing, third time tempering is carried out；
(15), the 4th time is carried out after the completion of tempering plays hardness processing；
(16), smart car processing is finally carried out, so that forming the roller that rock wool centrifuge uses.
2. a kind of processing technology of rock wool centrifuge roller according to claim 1, it is characterised in that: according to step (7)
In roller heat preservation, the duration be 3 hours.
3. a kind of processing technology of rock wool centrifuge roller according to claim 1, it is characterised in that: according to step (8)
In the cold operation of oil, when roller carries out oily cold treatment, roller is cooled to 60-100 degrees Celsius of taking-up.
4. a kind of processing technology of rock wool centrifuge roller according to claim 1, it is characterised in that: according to step (9)
In first time play hardness processing, roller hardness factor is set as 35-45 degree.
5. a kind of processing technology of rock wool centrifuge roller according to claim 1, it is characterised in that: according to step (10)
In first time tempering be that roller be tempered in high temperature furnace and is heated up to 380 degrees Celsius, and is kept for 5 hours, then carry out oily cold place
Reason.
6. a kind of processing technology of rock wool centrifuge roller according to claim 1, it is characterised in that: according to step (11)
In the processing of the second dozen of hardness, roller hardness factor is set as 38-40 degree.
7. a kind of processing technology of rock wool centrifuge roller according to claim 1, it is characterised in that: according to step (12)
In second tempering be that roller be tempered in high temperature furnace and is heated up to 490 degrees Celsius, and is kept for 4 and a half hours, then carry out oily cold
Processing.
8. a kind of processing technology of rock wool centrifuge roller according to claim 1, it is characterised in that: according to step (13)
Middle third time plays hardness processing, and roller hardness factor is set as 35-37 degree.
9. a kind of processing technology of rock wool centrifuge roller according to claim 1, it is characterised in that: according to step (14)
Middle third time tempering is tempered in high temperature furnace for roller is heated up to 520 degrees Celsius, and is kept for 4 and a half hours, and it is cold then to carry out oil
Processing.
10. a kind of processing technology of rock wool centrifuge roller according to claim 1, it is characterised in that: according to step
(15) hardness processing is played in for the 4th time, roller hardness factor is set as 32-34 degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811201439.5A CN109280753A (en) | 2018-10-16 | 2018-10-16 | A kind of processing technology of rock wool centrifuge roller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811201439.5A CN109280753A (en) | 2018-10-16 | 2018-10-16 | A kind of processing technology of rock wool centrifuge roller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109280753A true CN109280753A (en) | 2019-01-29 |
Family
ID=65177018
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811201439.5A Pending CN109280753A (en) | 2018-10-16 | 2018-10-16 | A kind of processing technology of rock wool centrifuge roller |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1085257A (en) * | 1992-09-29 | 1994-04-13 | 北京科技大学 | A kind of V3N super-hard high-speed steel thermal treatment process |
| CN102312057A (en) * | 2011-07-01 | 2012-01-11 | 山西太钢不锈钢股份有限公司 | Heat treating method for driving roll and driving gear of rolling mill |
| CN105643222A (en) * | 2016-03-30 | 2016-06-08 | 马鞍山市长冶重工科技有限公司 | Method for processing automobile uniaxial forging die |
| CN105729079A (en) * | 2016-03-30 | 2016-07-06 | 马鞍山市长冶重工科技有限公司 | Machining method for piston forging mould |
| CN107723420A (en) * | 2017-11-28 | 2018-02-23 | 湖北工程职业学院 | A kind of heat treatment quenching process of high carbon and chromium martensitic stainless steel precision component |
-
2018
- 2018-10-16 CN CN201811201439.5A patent/CN109280753A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1085257A (en) * | 1992-09-29 | 1994-04-13 | 北京科技大学 | A kind of V3N super-hard high-speed steel thermal treatment process |
| CN102312057A (en) * | 2011-07-01 | 2012-01-11 | 山西太钢不锈钢股份有限公司 | Heat treating method for driving roll and driving gear of rolling mill |
| CN105643222A (en) * | 2016-03-30 | 2016-06-08 | 马鞍山市长冶重工科技有限公司 | Method for processing automobile uniaxial forging die |
| CN105729079A (en) * | 2016-03-30 | 2016-07-06 | 马鞍山市长冶重工科技有限公司 | Machining method for piston forging mould |
| CN107723420A (en) * | 2017-11-28 | 2018-02-23 | 湖北工程职业学院 | A kind of heat treatment quenching process of high carbon and chromium martensitic stainless steel precision component |
Non-Patent Citations (1)
| Title |
|---|
| 冶金工业部马鞍山钢铁设计院: "《横列式中型车间》", 31 July 1978 * |
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Application publication date: 20190129 |