CN105331878A - Manufacturing method of centrifugal pump shell - Google Patents

Manufacturing method of centrifugal pump shell Download PDF

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Publication number
CN105331878A
CN105331878A CN201510632005.0A CN201510632005A CN105331878A CN 105331878 A CN105331878 A CN 105331878A CN 201510632005 A CN201510632005 A CN 201510632005A CN 105331878 A CN105331878 A CN 105331878A
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CN
China
Prior art keywords
base substrate
shell base
carry out
centrifugal pump
manufacture method
Prior art date
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.)
Pending
Application number
CN201510632005.0A
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Chinese (zh)
Inventor
李文霞
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Individual
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN201510632005.0A priority Critical patent/CN105331878A/en
Publication of CN105331878A publication Critical patent/CN105331878A/en
Pending legal-status Critical Current

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Classifications

    • 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
    • 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
    • C21D6/00—Heat treatment of ferrous alloys
    • C21D6/008—Heat treatment of ferrous alloys containing Si
    • 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
    • C21D9/0068—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for particular articles not mentioned below
    • 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
    • C22C38/08—Ferrous alloys, e.g. steel alloys containing nickel
    • 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
    • C22C38/12—Ferrous alloys, e.g. steel alloys containing tungsten, tantalum, molybdenum, vanadium, or niobium
    • 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
    • C22C38/14—Ferrous alloys, e.g. steel alloys containing titanium or zirconium
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D3/00—Electroplating: Baths therefor
    • C25D3/02—Electroplating: Baths therefor from solutions
    • C25D3/12—Electroplating: Baths therefor from solutions of nickel or cobalt

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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)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)

Abstract

The invention discloses a manufacturing method of a centrifugal pump shell. The manufacturing method includes the steps that smelting, casting, annealing, quenching, nickel plating of the surface and the like are conducted on raw materials. The manufacturing method of the centrifugal pump shell is simple in step, and the manufactured product is high in strength and corrosion resistance.

Description

A kind of manufacture method of centrifugal pump housing
Technical field
The present invention relates to a kind of method of manufacture method, particularly a kind of manufacture method of centrifugal pump housing.
Background technology
In modern industry is produced, impeller pump is by people's widespread use, and impeller pump is because its poor working environment, so the intensity to it, erosion resistance, oxidation-resistance etc. propose very high requirement, and existing manufacturing process cost is higher, and performance is not high.
Summary of the invention
For solving the problem, the invention discloses a kind of manufacture method of centrifugal pump housing.
In order to achieve the above object, the invention provides following technical scheme: a kind of manufacture method of centrifugal pump housing, the material of described mfg. moulding die comprises as follows:
C0.06-0.10%Ti、0.1-0.22%
Mn0.09-0.15%Cr0.25-0.35%
Mo0.80-0.90%V0.35-0.65%
Si0.75-0.95%Ni0.55-0.85%
Nb0.08-0.12%W0.02-0.08%
All the other are Fe and inevitable impurity, and its manufacture method comprises the steps:
(1), the material of above-mentioned each component is carried out melting according to above-mentioned proportioning;
(2), build in the material feeding mould after above-mentioned melting;
(3), mould is cooled 10-12 hour as in sand;
(4), by the shell base substrate of building carry out anneal, annealing temperature is 600-720 DEG C;
(5), again shell base substrate is carried out quench treatment, quenching temperature is 820-930 DEG C;
(6), by shell base substrate carry out insulation 2-4 hour, be cooled to 180-220 DEG C to come out of the stove;
(7), ultrasonic wave is carried out except cured process to shell base substrate;
(8), by shell base substrate immerse and go to soak 3-5min in the alkaline cleaning fluid of PH10-12, carry out surface cleaning, the greasy dirt on removing surface, and rinse with clear water;
(9), shell base substrate is put into electroplating solution and carry out electronickelling process.
As a modification of the present invention, described electroplating solution comprises following composition: the nickelous chloride that concentration is concentration is 200g/L-320g/L single nickel salt, concentration is 60g/L-120g/L, concentration are the boric acid of 20g/L.
The manufacture method of a kind of centrifugal pump housing provided by the invention, step is simple, and obtained product strength is high, and erosion resistance is strong.
Embodiment
Below with reference to specific embodiment, technical scheme provided by the invention is described in detail, following embodiment should be understood and be only not used in for illustration of the present invention and limit the scope of the invention.
Embodiment 1:
A manufacture method for centrifugal pump housing, the material of described mfg. moulding die comprises as follows:
C0.06-0.10%Ti、0.1-0.22%
Mn0.09-0.15%Cr0.25-0.35%
Mo0.80-0.90%V0.35-0.65%
Si0.75-0.95%Ni0.55-0.85%
Nb0.08-0.12%W0.02-0.08%
All the other are Fe and inevitable impurity, and its manufacture method comprises the steps:
(1), the material of above-mentioned each component is carried out melting according to above-mentioned proportioning;
(2), build in the material feeding mould after above-mentioned melting;
(3), mould is cooled 10-12 hour as in sand;
(4), by the shell base substrate of building carry out anneal, annealing temperature is 600-720 DEG C;
(5), again shell base substrate is carried out quench treatment, quenching temperature is 820-930 DEG C;
(6), by shell base substrate carry out insulation 2-4 hour, be cooled to 180-220 DEG C to come out of the stove;
(7), ultrasonic wave is carried out except cured process to shell base substrate;
(8), by shell base substrate immerse and go to soak 3-5min in the alkaline cleaning fluid of PH10-12, carry out surface cleaning, the greasy dirt on removing surface, and rinse with clear water;
(9), shell base substrate is put into electroplating solution and carry out electronickelling process.
As a modification of the present invention, described electroplating solution comprises following composition: the nickelous chloride that concentration is concentration is 200g/L-320g/L single nickel salt, concentration is 60g/L-120g/L, concentration are the boric acid of 20g/L.
The manufacture method of a kind of centrifugal pump housing provided by the invention, step is simple, and obtained product strength is high, and erosion resistance is strong.
Technique means disclosed in the present invention program is not limited only to the technique means disclosed in above-mentioned embodiment, also comprises the technical scheme be made up of above technical characteristic arbitrary combination.

Claims (2)

1. a manufacture method for centrifugal pump housing, is characterized in that: the material of described mfg. moulding die comprises as follows:
C0.06-0.10%Ti、0.1-0.22%
Mn0.09-0.15%Cr0.25-0.35%
Mo0.80-0.90%V0.35-0.65%
Si0.75-0.95%Ni0.55-0.85%
Nb0.08-0.12%W0.02-0.08%
All the other are Fe and inevitable impurity, and its manufacture method comprises the steps:
(1), the material of above-mentioned each component is carried out melting according to above-mentioned proportioning;
(2), build in the material feeding mould after above-mentioned melting;
(3), mould is cooled 10-12 hour as in sand;
(4), by the shell base substrate of building carry out anneal, annealing temperature is 600-720 DEG C;
(5), again shell base substrate is carried out quench treatment, quenching temperature is 820-930 DEG C;
(6), by shell base substrate carry out insulation 2-4 hour, be cooled to 180-220 DEG C to come out of the stove;
(7), ultrasonic wave is carried out except cured process to shell base substrate;
(8), by shell base substrate immerse and go to soak 3-5min in the alkaline cleaning fluid of PH10-12, carry out surface cleaning, the greasy dirt on removing surface, and rinse with clear water;
(9), shell base substrate is put into electroplating solution and carry out electronickelling process.
2. the manufacture method of a kind of centrifugal pump housing according to claim 1, is characterized in that: described electroplating solution comprises following composition: the nickelous chloride that concentration is 200g/L-320g/L single nickel salt, concentration is 60g/L-120g/L, concentration are the boric acid of 20g/L.
CN201510632005.0A 2015-09-29 2015-09-29 Manufacturing method of centrifugal pump shell Pending CN105331878A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201510632005.0A CN105331878A (en) 2015-09-29 2015-09-29 Manufacturing method of centrifugal pump shell

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201510632005.0A CN105331878A (en) 2015-09-29 2015-09-29 Manufacturing method of centrifugal pump shell

Publications (1)

Publication Number Publication Date
CN105331878A true CN105331878A (en) 2016-02-17

Family

ID=55282636

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201510632005.0A Pending CN105331878A (en) 2015-09-29 2015-09-29 Manufacturing method of centrifugal pump shell

Country Status (1)

Country Link
CN (1) CN105331878A (en)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1511969A (en) * 2002-11-06 2004-07-14 大同特殊钢株式会社 Alloy tool steel and its producing method and mold using it
CN104004967A (en) * 2014-05-20 2014-08-27 滁州迪蒙德模具制造有限公司 Manufacturing method of metal mold
CN104004966A (en) * 2014-05-20 2014-08-27 滁州迪蒙德模具制造有限公司 Manufacturing method of stamping die
CN104002112A (en) * 2014-05-20 2014-08-27 滁州迪蒙德模具制造有限公司 Method for machining die
CN104451409A (en) * 2014-12-05 2015-03-25 武汉钢铁(集团)公司 Low-cost HB400-grade wear-resisting steel and production method thereof

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1511969A (en) * 2002-11-06 2004-07-14 大同特殊钢株式会社 Alloy tool steel and its producing method and mold using it
CN104004967A (en) * 2014-05-20 2014-08-27 滁州迪蒙德模具制造有限公司 Manufacturing method of metal mold
CN104004966A (en) * 2014-05-20 2014-08-27 滁州迪蒙德模具制造有限公司 Manufacturing method of stamping die
CN104002112A (en) * 2014-05-20 2014-08-27 滁州迪蒙德模具制造有限公司 Method for machining die
CN104451409A (en) * 2014-12-05 2015-03-25 武汉钢铁(集团)公司 Low-cost HB400-grade wear-resisting steel and production method thereof

Non-Patent Citations (4)

* Cited by examiner, † Cited by third party
Title
孙玮等: "《中厚板生产900问》", 3 July 2014, 冶金工业出版社 *
岳鸿恩: "《金属材料与热处理常识》", 30 September 1981, 中国农业机械出版社 *
方莉俐等: "《应用物理实验》", 30 September 2013, 郑州大学出版社 *
胡明辉: "《电镀企业现场管理与技术》", 30 September 2012, 国防工业出版社 *

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Application publication date: 20160217

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