CN107815613A - It is a kind of to improve the stable processing method of dried noodle machine roller performance - Google Patents

It is a kind of to improve the stable processing method of dried noodle machine roller performance Download PDF

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Publication number
CN107815613A
CN107815613A CN201711172200.5A CN201711172200A CN107815613A CN 107815613 A CN107815613 A CN 107815613A CN 201711172200 A CN201711172200 A CN 201711172200A CN 107815613 A CN107815613 A CN 107815613A
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China
Prior art keywords
dried noodle
noodle machine
processing method
parts
improve
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Pending
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CN201711172200.5A
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Chinese (zh)
Inventor
武献东
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Wuhe Huanghuai County Grain And Oil Machinery Co Ltd
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Wuhe Huanghuai County Grain And Oil Machinery Co Ltd
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Priority to CN201711172200.5A priority Critical patent/CN107815613A/en
Publication of CN107815613A publication Critical patent/CN107815613A/en
Pending legal-status Critical Current

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    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
    • C21C7/04—Removing impurities by adding a treating agent
    • 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
    • C21D1/18—Hardening; Quenching with or without subsequent tempering
    • 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
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/002—Ferrous alloys, e.g. steel alloys containing In, Mg, or other elements not provided for in one single group C22C38/001 - C22C38/60
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/42—Ferrous alloys, e.g. steel alloys containing chromium with nickel with copper
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/44—Ferrous alloys, e.g. steel alloys containing chromium with nickel with molybdenum or tungsten
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/50—Ferrous alloys, e.g. steel alloys containing chromium with nickel with titanium or zirconium

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Manufacturing And Processing Devices For Dough (AREA)

Abstract

The invention belongs to dried noodle machine Roller Machining technical field, and in particular to a kind of to improve the stable processing method of dried noodle machine roller performance, its chemical composition and mass percent are：Carbon 0.36 0.42%, manganese 0.5 0.7%, copper 0.22 0.28%, silicon 0.3 0.5%, chromium 0.4 0.6%, molybdenum 0.25 0.45%, nickel 0.6 0.8%, phosphorus 0.08 0.12%, sulphur 0.02 0.04%, titanium 0.001 0.005%, surplus are iron and inevitable impurity.The present invention has advantages below compared with prior art：By controlling refining agent in the present invention, change the state of ferro element, coordinate appropriate annealing, quenching and temper, make alloy material surface hardness（HB）Reach more than 300, for dried noodle machine roll, the production requirement of dried noodle machine can be met, surface is not viscous and is easy to clear up.

Description

It is a kind of to improve the stable processing method of dried noodle machine roller performance
Technical field
The invention belongs to dried noodle machine Roller Machining technical field, and in particular to a kind of raising dried noodle machine roller performance stabilization Processing method.
Background technology
With the development of economic technology, the rapid of machinery industry is developed by leaps and bounds, traditional to make state cotton by hand and expire Sufficient socialization demand, there is the situation that supply falls short of demand in the market, and depends merely on hand labour, it is necessary to consume substantial amounts of manpower and materials Financial resources, efficiency is low, and the appearance of dried noodle machine facilitates the life of people, the roll of dried noodle machine be dried noodle machine critical piece it One, its case hardness can fully ensure that the good dough sheet quality of service life level, and the production process of vermicelli may need not Same humiture, and its case hardness may be affected in damp and hot environment for a long time, roll material is chill steel alloy Material, in order to further meet the production requirement of dried noodle machine, it is necessary to further improve roll perfect.
The content of the invention
The purpose of the present invention is to be directed to the problem of existing, there is provided a kind of to improve the stable processing side of dried noodle machine roller performance Method.
The present invention is achieved by the following technical solutions：It is a kind of to improve the stable processing method of dried noodle machine roller performance, Its chemical composition and mass percent are：Carbon 0.36-0.42%, manganese 0.5-0.7%, copper 0.22-0.28%, silicon 0.3-0.5%, chromium 0.4-0.6%, molybdenum 0.25-0.45%, nickel 0.6-0.8%, phosphorus 0.08-0.12%, sulphur 0.02-0.04%, titanium 0.001-0.005%, it is remaining Measure and be no more than 0.1% for iron and inevitable impurity, the impurity mass percent；
Processing method comprises the following steps：
（1）Raw material is selected according to said ratio, after refining is mixed with refining agent, adjustment chemical element component to qualified, addition mould Have steel, be incubated 2-3 hours after being heated to 560-600 DEG C, 3- is incubated after being warming up to 950-1050 DEG C with 150-180 DEG C/h speed 5 hours；
Wherein, the refining agent is made up of the raw material of following parts by weight：Carbon powder 8-12 parts, electric smelting ceramsite sand 1-2 parts, magnesium carbonate Calcium 3-5 parts, potassium chloride 0.2-0.6 parts, triuranium octoxide 0.1-0.3 parts, calcium oxide 0.4-0.6 parts, silica 0.08-0.12 Part.
（2）Insulation terminates the deionized water that rear temperature is 30-35 DEG C and is cooled to 520-580 DEG C, is incubated 30-40 minutes；
（3）After being warming up to 820-880 DEG C with 200-240 DEG C/h speed, the brine sparge for being 12-14% with mass concentration cools To 420-450 DEG C, 45-55 DEG C is then naturally cooled to again；
（4）After being warming up to 560-600 DEG C with 200-240 DEG C/h speed, 1-2 hours are incubated, naturally cool to room temperature.
As further improvement of these options, the step（2）The cooling velocity cooled down with deionized water is 150- 170 DEG C/h.
As further improvement of these options, the particle diameter of the refining agent is 0.2-200 μm.
As further improvement of these options, the chemical composition of the roll material also includes zinc 0.02-0.08%.
The present invention has advantages below compared with prior art：By controlling refining agent in the present invention, change the shape of ferro element State, compound particle is formed it into, so as to strengthen its tensile strength, adjust the content of alloy element, and coordinate appropriate move back Fire, quenching and temper, make alloy material surface hardness（HB）Reach more than 300, for dried noodle machine roll, can meet to hang The production requirement of face machine, surface is not viscous and is easy to clear up, and without substantial amounts of heavy metal element, goes out after can avoiding long-time use Cash belongs to excessive phenomenon, and alloy material is stable, good using rear hardness retentivity for a long time.
Embodiment
Embodiment 1
A kind of to improve the stable processing method of dried noodle machine roller performance, its chemical composition and mass percent are：Carbon 0.34%, manganese 0.6%th, copper 0.25%, silicon 0.4%, chromium 0.5%, molybdenum 0.35%, nickel 0.7%, phosphorus 0.1%, sulphur 0.03%, titanium 0.003%, surplus be iron and Inevitable impurity, the impurity mass percent are no more than 0.1%；
Processing method comprises the following steps：
（1）Raw material is selected according to said ratio, after refining is mixed with refining agent, adjustment chemical element component to qualified, addition mould Have steel, be incubated 2.5 hours after being heated to 580 DEG C, 4 hours are incubated after being warming up to 1000 DEG C with 165 DEG C/h speed；
Wherein, the refining agent is made up of the raw material of following parts by weight：10 parts of carbon powder, 1.5 parts of electric smelting ceramsite sand, magnesium calcium carbonate 4 parts, 0.4 part of potassium chloride, 0.2 part of triuranium octoxide, 0.5 part of calcium oxide, 0.1 part of silica.
（2）Insulation terminates the deionized water that rear temperature is 32 DEG C and is cooled to 550 DEG C, is incubated 35 minutes；
（3）After being warming up to 850 DEG C with 220 DEG C/h speed, 435 DEG C are cooled to the brine sparge that mass concentration is 13%, then 50 DEG C are naturally cooled to again；
（4）After being warming up to 580 DEG C with 220 DEG C/h speed, 1.5 hours are incubated, naturally cools to room temperature.
Wherein, the step（2）The cooling velocity cooled down with deionized water is 160 DEG C/h；The particle diameter of the refining agent For 0.2-200 μm.
Embodiment 2
A kind of to improve the stable processing method of dried noodle machine roller performance, its chemical composition and mass percent are：Carbon 0.36%, manganese 0.5%th, copper 0.22%, silicon 0.3%, chromium 0.4%, molybdenum 0.25%, nickel 0.8%, phosphorus 0.12%, sulphur 0.02%, titanium 0.005%, surplus be iron and Inevitable impurity, the impurity mass percent are no more than 0.1%；
Processing method comprises the following steps：
（1）Raw material is selected according to said ratio, after refining is mixed with refining agent, adjustment chemical element component to qualified, addition mould Have steel, be incubated 2 hours after being heated to 560 DEG C, 3 hours are incubated after being warming up to 950 DEG C with 150 DEG C/h speed；
Wherein, the refining agent is made up of the raw material of following parts by weight：8 parts of carbon powder, 2 parts of electric smelting ceramsite sand, magnesium calcium carbonate 3 Part, 0.2 part of potassium chloride, 0.1 part of triuranium octoxide, 0.6 part of calcium oxide, 0.12 part of silica.
（2）Insulation terminates the deionized water that rear temperature is 35 DEG C and is cooled to 520 DEG C, is incubated 40 minutes；
（3）After being warming up to 820 DEG C with 240 DEG C/h speed, 450 DEG C are cooled to the brine sparge that mass concentration is 12%, then 45 DEG C are naturally cooled to again；
（4）After being warming up to 560 DEG C with 200 DEG C/h speed, 2 hours are incubated, naturally cools to room temperature.
Wherein, the step（2）The cooling velocity cooled down with deionized water is 150 DEG C/h；The particle diameter of the refining agent For 0.2-200 μm.
Embodiment 3
A kind of to improve the stable processing method of dried noodle machine roller performance, its chemical composition and mass percent are：Carbon 0.42%, manganese 0.7%th, copper 0.28%, silicon 0.5%, chromium 0.6%, molybdenum 0.45%, nickel 0.6%, phosphorus 0.08%, sulphur 0.04%, titanium 0.001%, surplus be iron and Inevitable impurity, the impurity mass percent are no more than 0.1%；
Processing method comprises the following steps：
（1）Raw material is selected according to said ratio, after refining is mixed with refining agent, adjustment chemical element component to qualified, addition mould Have steel, be incubated 3 hours after being heated to 600 DEG C, 5 hours are incubated after being warming up to 1050 DEG C with 180 DEG C/h speed；
Wherein, the refining agent is made up of the raw material of following parts by weight：12 parts of carbon powder, 1 part of electric smelting ceramsite sand, magnesium calcium carbonate 5 Part, 0.6 part of potassium chloride, 0.3 part of triuranium octoxide, 0.4 part of calcium oxide, 0.08 part of silica.
（2）Insulation terminates the deionized water that rear temperature is 30 DEG C and is cooled to 580 DEG C, is incubated 30 minutes；
（3）After being warming up to 880 DEG C with 200 DEG C/h speed, 420 DEG C are cooled to the brine sparge that mass concentration is 14%, then 55 DEG C are naturally cooled to again；
（4）After being warming up to 600 DEG C with 240 DEG C/h speed, 1 hour is incubated, naturally cools to room temperature.
Wherein, the step（2）The cooling velocity cooled down with deionized water is 170 DEG C/h；The particle diameter of the refining agent For 0.2-200 μm.
Embodiment 4
A kind of to improve the stable processing method of dried noodle machine roller performance, its chemical composition and mass percent are：Carbon 0.34%, manganese 0.6%th, copper 0.25%, silicon 0.4%, chromium 0.5%, molybdenum 0.35%, nickel 0.7%, phosphorus 0.1%, sulphur 0.03%, titanium 0.003%, surplus be iron and Inevitable impurity, the impurity mass percent are no more than 0.1%, and the chemical composition of the roll material also includes zinc 0.05%；
Processing method comprises the following steps：
（1）Raw material is selected according to said ratio, after refining is mixed with refining agent, adjustment chemical element component to qualified, addition mould Have steel, be incubated 2.5 hours after being heated to 580 DEG C, 4 hours are incubated after being warming up to 1000 DEG C with 165 DEG C/h speed；
Wherein, the refining agent is made up of the raw material of following parts by weight：10 parts of carbon powder, 1.5 parts of electric smelting ceramsite sand, magnesium calcium carbonate 4 parts, 0.4 part of potassium chloride, 0.2 part of triuranium octoxide, 0.5 part of calcium oxide, 0.1 part of silica.
（2）Insulation terminates the deionized water that rear temperature is 32 DEG C and is cooled to 550 DEG C, is incubated 35 minutes；
（3）After being warming up to 850 DEG C with 220 DEG C/h speed, 435 DEG C are cooled to the brine sparge that mass concentration is 13%, then 50 DEG C are naturally cooled to again；
（4）After being warming up to 580 DEG C with 220 DEG C/h speed, 1.5 hours are incubated, naturally cools to room temperature.
Wherein, the step（2）The cooling velocity cooled down with deionized water is 160 DEG C/h；The particle diameter of the refining agent For 0.2-200 μm.
Control group 1 is set, refining agent in embodiment 1 is replaced with into existing refining agent, remaining content is constant；Control group is set 2, by step in embodiment 1（2）Middle deionized water replaces with running water, and remaining content is constant；Control group 3 is set, by embodiment 1 Middle step（3）Middle salt solution replaces with running water, and remaining content is constant；The performance of each group alloy steel product is detected, made After 6 months, the hardness of steel alloy is examined, and calculates hardness conservation rate, obtains following result：
Table 1
Group Tensile strength（MPa） Yield strength（MPa） Hardness HB Hardness conservation rate（%）
Embodiment 1 802 674 304 99.2
Embodiment 2 815 663 307 98.5
Embodiment 3 807 672 305 99.3
Embodiment 4 822 685 316 99.6
Control group 1 776 642 267 92.5
Control group 2 782 645 285 94.3
Control group 3 793 658 293 96.7
It can be seen that in the present invention that medium alloy steel has preferable combination property compared with prior art by data in table 1, especially Its hardness conservation rate is higher in use environment.

Claims (4)

1. a kind of improve the stable processing method of dried noodle machine roller performance, it is characterised in that its chemical composition and mass percent For：Carbon 0.36-0.42%, manganese 0.5-0.7%, copper 0.22-0.28%, silicon 0.3-0.5%, chromium 0.4-0.6%, molybdenum 0.25-0.45%, nickel 0.6-0.8%, phosphorus 0.08-0.12%, sulphur 0.02-0.04%, titanium 0.001-0.005%, surplus are iron and inevitable impurity, institute Impurity mass percent is stated no more than 0.1%；
Processing method comprises the following steps：
（1）Raw material is selected according to said ratio, after refining is mixed with refining agent, adjustment chemical element component to qualified, addition mould Have steel, be incubated 2-3 hours after being heated to 560-600 DEG C, 3- is incubated after being warming up to 950-1050 DEG C with 150-180 DEG C/h speed 5 hours；
Wherein, the refining agent is made up of the raw material of following parts by weight：Carbon powder 8-12 parts, electric smelting ceramsite sand 1-2 parts, magnesium carbonate Calcium 3-5 parts, potassium chloride 0.2-0.6 parts, triuranium octoxide 0.1-0.3 parts, calcium oxide 0.4-0.6 parts, silica 0.08-0.12 Part；
（2）Insulation terminates the deionized water that rear temperature is 30-35 DEG C and is cooled to 520-580 DEG C, is incubated 30-40 minutes；
（3）After being warming up to 820-880 DEG C with 200-240 DEG C/h speed, the brine sparge for being 12-14% with mass concentration cools To 420-450 DEG C, 45-55 DEG C is then naturally cooled to again；
（4）After being warming up to 560-600 DEG C with 200-240 DEG C/h speed, 1-2 hours are incubated, naturally cool to room temperature.
2. a kind of as claimed in claim 1 improve the stable processing method of dried noodle machine roller performance, it is characterised in that the step （2）The cooling velocity cooled down with deionized water is 150-170 DEG C/h.
3. a kind of as claimed in claim 1 improve the stable processing method of dried noodle machine roller performance, it is characterised in that the refining The particle diameter of agent is 0.2-200 μm.
4. a kind of as claimed in claim 1 improve the stable processing method of dried noodle machine roller performance, it is characterised in that the roll The chemical composition of material also includes zinc 0.02-0.08%.
CN201711172200.5A 2017-11-22 2017-11-22 It is a kind of to improve the stable processing method of dried noodle machine roller performance Pending CN107815613A (en)

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Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102424936A (en) * 2011-11-28 2012-04-25 宝山钢铁股份有限公司 Low temperature impact resistance allay structure steel and manufacture method thereof

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102424936A (en) * 2011-11-28 2012-04-25 宝山钢铁股份有限公司 Low temperature impact resistance allay structure steel and manufacture method thereof

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
廖铁星: "《安全储存养护手册》", 31 July 1992, 广西师范大学出版社 *
王跃进等: "《检疫辐照处理技术与应用》", 31 March 2016, 中国农业大学出版色 *

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Application publication date: 20180320