CN107745235A - A kind of valve handle processing technology - Google Patents
A kind of valve handle processing technology Download PDFInfo
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- CN107745235A CN107745235A CN201711125150.5A CN201711125150A CN107745235A CN 107745235 A CN107745235 A CN 107745235A CN 201711125150 A CN201711125150 A CN 201711125150A CN 107745235 A CN107745235 A CN 107745235A
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- 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
- B23P15/001—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass valves or valve housings
-
- 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
- C21D1/26—Methods of annealing
- C21D1/32—Soft annealing, e.g. spheroidising
-
- 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
- C21D1/74—Methods of treatment in inert gas, controlled atmosphere, vacuum or pulverulent material
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/44—Mechanical actuating means
- F16K31/60—Handles
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- General Engineering & Computer Science (AREA)
- Paints Or Removers (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
Abstract
The invention discloses a kind of valve handle processing technology, following steps are specifically included：（1）Once heat,（2）Reheating,（3）Heat three times,（4）Annealing,（5）Handle surfaces are polished, will be rinsed in the handle polished smooth immersion solvent,（6）Apply coating rubbing-layer；The present invention can improve the antirust ability of handle, extend its service life.
Description
Technical field
The present invention relates to a kind of valve handle processing technology.
Background technology
The switch knob of manually-operated gate is formed with a kind of craftwork manufacture of punch press shear folded plate mostly on existing market,
In use, valve and handle valve lever attachment hole, the coefficient of waste is big, easily cause valve close it is not dead, open infull consequence,
Handle rubber sleeve part behind handle easily comes off in the corrosion of long-term altitude temperature difference effect and atmospheric moisture, and hand grip control
It is coarse to make technique, entirety is unsightly, poor using feel.
The content of the invention
The technical problems to be solved by the invention are the shortcomings that presence for above prior art, to propose a kind of valve hand
Handle processing technology.
The present invention solve above technical problem technical scheme be：A kind of valve handle processing technology, is specifically included following
Step：
（1）Once heat：Handle is placed on and added in stove, temperature rises to 150-200 DEG C, is incubated 15-20min；
（2）Reheating：Continue temperature rising to 260-300 DEG C, be incubated 20-30min；
（3）Heat three times：Temperature is risen to 360-450 DEG C, 40-50min is incubated, is then air-cooled to room temperature；
（4）Annealing：Handle is placed in the lehr, and is evacuated to 3.5 × 102Mba, then pass to protective gas High Purity Nitrogen
Gas, annealing furnace heating is heated to 220-260 DEG C, 1-2h is incubated, continues heating and be heated to 730-760 DEG C, and be incubated 3-4h, so
Follow-up temperature of continuing rising is heated to 780-820 DEG C, and is incubated 2-3h, is passed through high pure nitrogen and is quickly cooled to 600-630 DEG C and is incubated 4-
6h isothermal spheroidizings, handle is then slowly cooled to 300-320 DEG C with stove, and be incubated 1-2h, come out of the stove water cooled to 120-
150 DEG C, then it is air-cooled to room temperature；
（5）Handle surfaces are polished, the handle polished smooth is immersed in solvent and rinsed, rinsing time 15-
20min, the handle after the completion of rinsing is sent into chemical solvent tank and removes surface and oil contaminant, it is simultaneously right during degreasing
Alloy carries out ultrasonic wave cleaning, ultrasonic frequency vibratory 60-70MHz；
（6）Apply coating rubbing-layer：
A, prepared by wearing layer：Wearing layer includes following components according to the mass fraction：Alcohol-soluble acrylate：20-25 parts, titanium
White powder：11-15 parts, diamond dust：4-5 parts, dioctyl phthalate：6-7 parts, hollow ceramic micro mist：7-8 parts, gluey graphite
Powder：4-6 parts, plasticizer：5-6 parts, organosilicon：4-8 parts, zinc stearate：3-5 parts, sodium carboxymethylcellulose 4-8 parts, titanium dioxide
Ludox：5-6 parts, curing agent：1-3 parts, filler：13-16 parts, solvent：3-4 parts；
The filler includes following components according to the mass fraction：Aluminum oxide：4-5 parts, carbon fiber powder:8-11 parts, nanometer titanium dioxide
Silica flour:6-7 parts, carbon black:4-5 parts, zinc oxide：3-4 parts, fluorographite：10-13 parts；
Filler each component is mixed and delivers to ball mill progress ball milling, sieving, is then fed into heating furnace point three sections of heating, temperature point
It is not：It is 100-150 DEG C, 200-300 DEG C, 330-360 DEG C, then air-cooled standby to room temperature；
Alcohol-soluble acrylate, titanium dioxide, diamond dust, hollow ceramic micro mist, gluey graphite powder are delivered into grinder to carry out
Grinding, is then placed in reactor, stirs 15-20min with 100-120r/min, it is pungent then to sequentially add phthalic acid two
Ester, organosilicon, zinc stearate and sodium carboxymethylcellulose, 40-50min is stirred with 260-300r/min, then added filler
With 300-350r/min, 30-40min is stirred, temperature rises to 60-70 DEG C, is incubated 20-30min, is then air-cooled to 20-30 DEG C, adds
Enter silicon dioxide gel and solvent, be incubated 10-15min, add plasticizer and drink curing agent, temperature rises to 65-68 DEG C, is incubated 30-
35min, room temperature is cooled to, wear-resistant paint is made；
B, attachment emulsion is sprayed in handle surfaces, the attachment emulsion includes following components as mass fraction：4- methylcyclohexyls
Isocyanates：10-13%, ethoxylated bisphenol A dimethylacrylates：6-7%, alpha-linolenic acid：3.1-3.3%, benzoyl peroxide first
Acyl：3.6-3.9%, butyl acetate：1.3-1.5%, Crosslinkable Acrylic Polymer Emulsion：2.2-2.6%, antimony doped stannum oxide nano-crystal：
3.6-4.1%, sodium sulfoxylate formaldehyde：3.1-3.4%, pentaerythrite three-(3- '-aziridinos)-propionic ester：2.3-2.7%, poly- diformazan
Radical siloxane：1.5-1.9%, adhesion promoter：3.3-3.7%, organic fluorine waterproof agent：Surplus；
C, wear-resistant paint is coated in 6g/ ㎡ by handle surfaces by coating machine, coats with after, dried.
The technical scheme that further limits of the present invention as：
A foregoing heating-up temperature is 190 DEG C, is incubated 18min, and reheating temperature is 300 DEG C, is incubated 20min, adds three times
Hot temperature is 430 DEG C, is incubated 45min.
It is foregoing in annealing steps, handle is placed in the lehr, and be evacuated to 3.5 × 102Mba, Ran Houtong
Enter protective gas high pure nitrogen, annealing furnace heating is heated to 250 DEG C, 1.5h is incubated, continues heating and be heated to 750 DEG C, and protect
Warm 3.5h, then proceed to heating and be heated to 800 DEG C, and be incubated 3h, be passed through high pure nitrogen and be quickly cooled to 610 DEG C and be incubated 5.5h
Isothermal spheroidizing, handle is then slowly cooled to 300 DEG C with stove, and be incubated 2h, come out of the stove water cooled to 130 DEG C, Ran Houkong
It is cooled to room temperature.
Foregoing wear layer includes following components according to the mass fraction：Alcohol-soluble acrylate：23 parts, titanium dioxide：12
Part, diamond dust：4 parts, dioctyl phthalate：6 parts, hollow ceramic micro mist：7 parts, gluey graphite powder：4 parts, plasticizer：5
Part, organosilicon：5 parts, zinc stearate：3 parts, sodium carboxymethylcellulose：5 parts, silicon dioxide gel：:5 parts, curing agent：2 parts, fill out
Material：13 parts, solvent：3 parts；
Filler includes following components according to the mass fraction：Aluminum oxide：4 parts, carbon fiber powder:9 parts, nano-silica powder：6 parts,
Carbon black：4 parts, zinc oxide：3 parts, fluorographite：10 parts.
Foregoing attachment emulsion includes following components as mass fraction：4- isocyanatomethyls：11%, ethoxyquin
Bisphenol a dimethacrylate：6.5%, alpha-linolenic acid：3.1%, benzoyl peroxide：3.6%, butyl acetate：1.3%, cross-linking type
Acrylic acid ester emulsion：2.3%, antimony doped stannum oxide nano-crystal：3.7%, sodium sulfoxylate formaldehyde：3.2%, pentaerythrite three-(3- nitrogen
Third piperidinyl)-propionic ester：2.4%, dimethyl silicone polymer：1.6%, adhesion promoter：3.4%, organic fluorine waterproof agent：Surplus.
The beneficial effects of the invention are as follows：
The present invention is by three sections of heating, using repeatedly and constant-speed heating, while can be good at making workpiece discharge remnants therein
Stress, increase the service life；Annealing can disappear residual stress, prevent from the chemical erosion in some corrosive environments and reduce to become
Shape, and have good toughness, improve processing characteristics,
1atm is evacuated in annealing steps, the method that then backfilled with nitrogen inert gas reheats, so by firing rate
2-3 times is improved, being passed through high pure nitrogen, quickly cooling is so that the speed of nodularization improves at least 3-4 times, acquired carbon
Compound particle is tiny, uniform≤2 μm；
Nitrogen is passed through in annealing as protective gas, compact-grain is advantageously formed, eliminates stomata, anti-corrosive paints is sprayed
On surface, not only outward appearance is good, and surface is beautiful, and crocking resistance is strong, increases its service life, reduces cost,
The present invention one layer of wearing layer of coating, it is possible to increase its wearability, extend its service life, nanometer is added in wear-resisting rusty scale
Silicon dioxide powder, tool has good wearability, excellent heat endurance, adds fluorographite, has excellent greasy property, carbon
SiClx micro mist and fluorographite are evenly dispersed in coating so that the coating has good abrasion resistant effect, adds use
In the life-span, aluminum oxide and zinc oxide are added, adds corrosion resistance, while also improve intensity.
Embodiment
Embodiment 1
The present embodiment provides a kind of valve handle processing technology, specifically includes following steps：
（1）Once heat：Handle is placed on and added in heating furnace, temperature rises to 190 DEG C, is incubated 18min；
（2）Reheating：Continue temperature rising to 300 DEG C, be incubated 20min；
（3）Heat three times：Temperature is risen to 430 DEG C, 45min is incubated, is then air-cooled to room temperature；
（4）Annealing：Handle is placed in the lehr, and is evacuated to 3.5 × 102Mba, then pass to protective gas High Purity Nitrogen
Gas, annealing furnace heating is heated to 250 DEG C, 1.5h is incubated, continues heating and be heated to 750 DEG C, and be incubated 3.5h, then proceed to rise
Temperature is heated to 800 DEG C, and is incubated 3h, is passed through high pure nitrogen and is quickly cooled to 610 DEG C and is incubated 5.5h isothermal spheroidizings, then
Handle is slowly cooled to 300 DEG C with stove, and is incubated 2h, comes out of the stove water cooled to 130 DEG C, is then air-cooled to room temperature；
（5）Handle surfaces are polished, the handle polished smooth is immersed in solvent and rinsed, rinsing time 16min,
Handle after the completion of rinsing is sent into chemical solvent tank and removes surface and oil contaminant, alloy is entered simultaneously during degreasing
Row ultrasonic wave cleans, ultrasonic frequency vibratory 65MHz；
（6）Apply coating rubbing-layer：
A, prepared by wearing layer：Wearing layer includes following components according to the mass fraction：Alcohol-soluble acrylate：23 parts, titanium white
Powder：12 parts, diamond dust：4 parts, dioctyl phthalate：6 parts, hollow ceramic micro mist：7 parts, gluey graphite powder：4 parts, plasticising
Agent：5 parts, organosilicon：5 parts, zinc stearate：3 parts, sodium carboxymethylcellulose：5 parts, silicon dioxide gel：:5 parts, curing agent：2
Part, filler：13 parts, solvent：3 parts；
Filler includes following components according to the mass fraction：Aluminum oxide：4 parts, carbon fiber powder:9 parts, nano-silica powder：6 parts,
Carbon black：4 parts, zinc oxide：3 parts, fluorographite：10 parts；
Filler each component is mixed and delivers to ball mill progress ball milling, sieving, is then fed into heating furnace point three sections of heating, temperature point
It is not：It is 120 DEG C, 240 DEG C, 350 DEG C, then air-cooled standby to room temperature；
Alcohol-soluble acrylate, titanium dioxide, diamond dust, hollow ceramic micro mist, gluey graphite powder are delivered into grinder to carry out
Grinding, is then placed in reactor, stirs 20min with 100r/min, then sequentially adds dioctyl phthalate, organic
Silicon, zinc stearate and sodium carboxymethylcellulose, 44min is stirred with 280r/min, then added filler with 300r/min, stirring
40min, temperature rise to 63 DEG C, are incubated 26min, are then air-cooled to 24 DEG C, add silicon dioxide gel and solvent, are incubated 12min,
Add plasticizer and drink curing agent, temperature rises to 65 DEG C, is incubated 35min, is cooled to room temperature, and wear-resistant paint is made；
B, attachment emulsion is sprayed in handle surfaces, attachment emulsion includes following components as mass fraction：4- methylcyclohexyls are different
Cyanate：11%, ethoxylated bisphenol A dimethylacrylates：6.5%, alpha-linolenic acid：3.1%, benzoyl peroxide：3.6%, second
Acid butyl ester：1.3%, Crosslinkable Acrylic Polymer Emulsion：2.3%, antimony doped stannum oxide nano-crystal：3.7%, sodium sulfoxylate formaldehyde：
3.2%, pentaerythrite three-(3- '-aziridinos)-propionic ester：2.4%, dimethyl silicone polymer：1.6%, adhesion promoter：
3.4%, organic fluorine waterproof agent：Surplus；
C, wear-resistant paint is coated in 6g/ ㎡ by handle surfaces by coating machine, coats with after, dried.
Embodiment 2
The present embodiment provides a kind of valve handle processing technology, specifically includes following steps：
（1）Once heat：Handle is placed on and added in stove, temperature rises to 200 DEG C, is incubated 15min；
（2）Reheating：Continue temperature rising to 300 DEG C, be incubated 20min；
（3）Heat three times：Temperature is risen to 450 DEG C, 40min is incubated, is then air-cooled to room temperature；
（4）Annealing：Handle is placed in the lehr, and is evacuated to 3.5 × 102Mba, then pass to protective gas High Purity Nitrogen
Gas, annealing furnace heating is heated to 260 DEG C, 1h is incubated, continues heating and be heated to 755 DEG C, and be incubated 3h, then proceeded to heating and add
Heat is incubated 2h to 810 DEG C, is passed through high pure nitrogen and is quickly cooled to 600 DEG C and is incubated 6h isothermal spheroidizings, then by handle
300 DEG C are slowly cooled to stove, and is incubated 2h, comes out of the stove water cooled to 120 DEG C, is then air-cooled to room temperature；
（5）Handle surfaces are polished, the handle polished smooth is immersed in solvent and rinsed, rinsing time 18min,
Handle after the completion of rinsing is sent into chemical solvent tank and removes surface and oil contaminant, alloy is entered simultaneously during degreasing
Row ultrasonic wave cleans, ultrasonic frequency vibratory 67MHz；
（6）Apply coating rubbing-layer：
A, prepared by wearing layer：Wearing layer includes following components according to the mass fraction：Alcohol-soluble acrylate：25 parts, titanium white
Powder：13 parts, diamond dust：5 parts, dioctyl phthalate：7 parts, hollow ceramic micro mist：8 parts, gluey graphite powder：5 parts, plasticising
Agent：6 parts, organosilicon：6 parts, zinc stearate：4 parts, sodium carboxymethylcellulose：6 parts, silicon dioxide gel：6 parts, curing agent：3
Part, filler：15 parts, solvent：4 parts；
The filler includes following components according to the mass fraction：Aluminum oxide：5 parts, carbon fiber powder:10 parts, nano-silica powder:
7 parts, carbon black:4-5 parts, zinc oxide：4 parts, fluorographite：12 parts；
Filler each component is mixed and delivers to ball mill progress ball milling, sieving, is then fed into heating furnace point three sections of heating, temperature point
It is not：It is 140 DEG C, 280 DEG C, 360 DEG C, then air-cooled standby to room temperature；
Alcohol-soluble acrylate, titanium dioxide, diamond dust, hollow ceramic micro mist, gluey graphite powder are delivered into grinder to carry out
Grinding, is then placed in reactor, stirs 15min with 120r/min, then sequentially adds dioctyl phthalate, organic
Silicon, zinc stearate and sodium carboxymethylcellulose, 40min is stirred with 300r/min, then added filler with 350r/min, stirring
30min, temperature rise to 68 DEG C, are incubated 20min, are then air-cooled to 26 DEG C, add silicon dioxide gel and solvent, are incubated 10min,
Add plasticizer and drink curing agent, temperature rises to 68 DEG C, is incubated 30min, is cooled to room temperature, and wear-resistant paint is made；
B, attachment emulsion is sprayed in handle surfaces, the attachment emulsion includes following components as mass fraction：4- methylcyclohexyls
Isocyanates：12%, ethoxylated bisphenol A dimethylacrylates：6.8%, alpha-linolenic acid：3.2%, benzoyl peroxide：3.7%,
Butyl acetate：1.4%, Crosslinkable Acrylic Polymer Emulsion：2.4%, antimony doped stannum oxide nano-crystal：3.8%, sodium sulfoxylate formaldehyde：
3.3%, pentaerythrite three-(3- '-aziridinos)-propionic ester：2.5%, dimethyl silicone polymer：1.7%, adhesion promoter：
3.5%, organic fluorine waterproof agent：Surplus；
C, wear-resistant paint is coated in 6g/ ㎡ by handle surfaces by coating machine, coats with after, dried.
In addition to the implementation, the present invention can also have other embodiment.It is all to use equivalent substitution or equivalent transformation shape
Into technical scheme, all fall within the protection domains of application claims.
Claims (5)
1. a kind of valve handle processing technology, it is characterised in that specifically include following steps：
（1）Once heat：Handle is placed on and added in heating furnace, temperature rises to 150-200 DEG C, is incubated 15-20min；
（2）Reheating：Continue temperature rising to 260-300 DEG C, be incubated 20-30min；
（3）Heat three times：Temperature is risen to 360-450 DEG C, 40-50min is incubated, is then air-cooled to room temperature；
（4）Annealing：Handle is placed in the lehr, and is evacuated to 3.5 × 102Mba, then pass to protective gas High Purity Nitrogen
Gas, annealing furnace heating is heated to 220-260 DEG C, 1-2h is incubated, continues heating and be heated to 730-760 DEG C, and be incubated 3-4h, so
Follow-up temperature of continuing rising is heated to 780-820 DEG C, and is incubated 2-3h, is passed through high pure nitrogen and is quickly cooled to 600-630 DEG C and is incubated 4-
6h isothermal spheroidizings, handle is then slowly cooled to 300-320 DEG C with stove, and be incubated 1-2h, come out of the stove water cooled to 120-
150 DEG C, then it is air-cooled to room temperature；
（5）Handle surfaces are polished, the handle polished smooth is immersed in solvent and rinsed, rinsing time 15-
20min, the handle after the completion of rinsing is sent into chemical solvent tank and removes surface and oil contaminant, it is simultaneously right during degreasing
Alloy carries out ultrasonic wave cleaning, ultrasonic frequency vibratory 60-70MHz；
（6）Apply coating rubbing-layer：
A, prepared by wearing layer：Wearing layer includes following components according to the mass fraction：Alcohol-soluble acrylate：20-25 parts, titanium
White powder：11-15 parts, diamond dust：4-5 parts, dioctyl phthalate：6-7 parts, hollow ceramic micro mist：7-8 parts, gluey graphite
Powder：4-6 parts, plasticizer：5-6 parts, organosilicon：4-8 parts, zinc stearate：3-5 parts, sodium carboxymethylcellulose 4-8 parts, titanium dioxide
Ludox：5-6 parts, curing agent：1-3 parts, filler：13-16 parts, solvent：3-4 parts；
The filler includes following components according to the mass fraction：Aluminum oxide：4-5 parts, carbon fiber powder:8-11 parts, nanometer titanium dioxide
Silica flour:6-7 parts, carbon black:4-5 parts, zinc oxide：3-4 parts, fluorographite：10-13 parts；
Filler each component is mixed and delivers to ball mill progress ball milling, sieving, is then fed into heating furnace point three sections of heating, temperature point
It is not：It is 100-150 DEG C, 200-300 DEG C, 330-360 DEG C, then air-cooled standby to room temperature；
Alcohol-soluble acrylate, titanium dioxide, diamond dust, hollow ceramic micro mist, gluey graphite powder are delivered into grinder to carry out
Grinding, is then placed in reactor, stirs 15-20min with 100-120r/min, it is pungent then to sequentially add phthalic acid two
Ester, organosilicon, zinc stearate and sodium carboxymethylcellulose, 40-50min is stirred with 260-300r/min, then added filler
With 300-350r/min, 30-40min is stirred, temperature rises to 60-70 DEG C, is incubated 20-30min, is then air-cooled to 20-30 DEG C, adds
Enter silicon dioxide gel and solvent, be incubated 10-15min, add plasticizer and drink curing agent, temperature rises to 65-68 DEG C, is incubated 30-
35min, room temperature is cooled to, wear-resistant paint is made；
B, attachment emulsion is sprayed in handle surfaces, the attachment emulsion includes following components as mass fraction：4- methylcyclohexyls
Isocyanates：10-13%, ethoxylated bisphenol A dimethylacrylates：6-7%, alpha-linolenic acid：3.1-3.3%, benzoyl peroxide first
Acyl：3.6-3.9%, butyl acetate：1.3-1.5%, Crosslinkable Acrylic Polymer Emulsion：2.2-2.6%, antimony doped stannum oxide nano-crystal：
3.6-4.1%, sodium sulfoxylate formaldehyde：3.1-3.4%, pentaerythrite three-(3- '-aziridinos)-propionic ester：2.3-2.7%, poly- diformazan
Radical siloxane：1.5-1.9%, adhesion promoter：3.3-3.7%, organic fluorine waterproof agent：Surplus；
C, wear-resistant paint is coated in 6g/ ㎡ by handle surfaces by coating machine, coats with after, dried.
2. valve handle processing technology according to claim 1, it is characterised in that a heating-up temperature is 190 DEG C,
18min is incubated, reheating temperature is 300 DEG C, is incubated 20min, and heating-up temperature is 430 DEG C three times, is incubated 45min.
3. valve handle processing technology according to claim 1, it is characterised in that in annealing steps, handle is placed
In the lehr, 3.5 × 10 are evacuated to and2Mba, protective gas high pure nitrogen is then passed to, annealing furnace heating is heated to
250 DEG C, 1.5h is incubated, continues heating and is heated to 750 DEG C, and be incubated 3.5h, then proceeded to heating and be heated to 800 DEG C, and be incubated
3h, it is passed through high pure nitrogen and is quickly cooled to 610 DEG C and is incubated 5.5h isothermal spheroidizings, then slowly cool to handle with stove
300 DEG C, and 2h is incubated, come out of the stove water cooled to 130 DEG C, be then air-cooled to room temperature.
4. valve handle processing technology according to claim 1, it is characterised in that the wearing layer wraps according to the mass fraction
Include following components：Alcohol-soluble acrylate：23 parts, titanium dioxide：12 parts, diamond dust：4 parts, dioctyl phthalate：6
Part, hollow ceramic micro mist：7 parts, gluey graphite powder：4 parts, plasticizer：5 parts, organosilicon：5 parts, zinc stearate：3 parts, carboxymethyl
Sodium cellulosate：5 parts, silicon dioxide gel：:5 parts, curing agent：2 parts, filler：13 parts, solvent：3 parts；
The filler includes following components according to the mass fraction：Aluminum oxide：4 parts, carbon fiber powder:9 parts, nano-silica powder：6
Part, carbon black：4 parts, zinc oxide：3 parts, fluorographite：10 parts.
5. valve handle processing technology according to claim 1, it is characterised in that：The attachment emulsion is as mass fraction
Including following components：4- isocyanatomethyls：11%, ethoxylated bisphenol A dimethylacrylates：6.5%, α-flax
Acid：3.1%, benzoyl peroxide：3.6%, butyl acetate：1.3%, Crosslinkable Acrylic Polymer Emulsion：2.3%, antimony-doped tin oxide
It is nanocrystalline：3.7%, sodium sulfoxylate formaldehyde：3.2%, pentaerythrite three-(3- '-aziridinos)-propionic ester：2.4%, poly dimethyl silicon
Oxygen alkane：1.6%, adhesion promoter：3.4%, organic fluorine waterproof agent：Surplus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711125150.5A CN107745235A (en) | 2017-11-14 | 2017-11-14 | A kind of valve handle processing technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711125150.5A CN107745235A (en) | 2017-11-14 | 2017-11-14 | A kind of valve handle processing technology |
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| Publication Number | Publication Date |
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| CN107745235A true CN107745235A (en) | 2018-03-02 |
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| CN201711125150.5A Pending CN107745235A (en) | 2017-11-14 | 2017-11-14 | A kind of valve handle processing technology |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113154120A (en) * | 2021-04-06 | 2021-07-23 | 雷纳德流体智能科技江苏股份有限公司 | Copper hand wheel and manufacturing process thereof |
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| WO1999024631A1 (en) * | 1997-11-10 | 1999-05-20 | Toto Ltd. | Forged brass product and cut brass product having high corrosion resistance and method of manufacturing the same |
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| CN113154120A (en) * | 2021-04-06 | 2021-07-23 | 雷纳德流体智能科技江苏股份有限公司 | Copper hand wheel and manufacturing process thereof |
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