CN109514197A - A kind of production method of automatic closure furnace body valve - Google Patents
A kind of production method of automatic closure furnace body valve Download PDFInfo
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- CN109514197A CN109514197A CN201811424460.1A CN201811424460A CN109514197A CN 109514197 A CN109514197 A CN 109514197A CN 201811424460 A CN201811424460 A CN 201811424460A CN 109514197 A CN109514197 A CN 109514197A
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- copper
- seben
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- furnace body
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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
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D161/00—Coating compositions based on condensation polymers of aldehydes or ketones; Coating compositions based on derivatives of such polymers
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/08—Anti-corrosive paints
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
Abstract
The invention discloses a kind of automatic production method of closure furnace body valve, including stock, punch forming, welding link, polishing, alkali cleaning are deoiled, pickling, drying, detection and installation.Present invention stock, punch forming, weld link, polishing, alkali cleaning is deoiled, pickling, drying, detect and install the copper seben that good airproof performance can be made in some column operations, eliminate the grease stain and activating agent on copper seben surface, be conducive to improve the smoothness of copper seben, be conducive to the long-acting use of copper seben, it is acted on by corrosion-resistant coating, effectively copper seben is prevented to be corroded, improve the anticorrosive property of copper seben, substantially increase the service life of copper seben, the outer wall of copper seben is enclosed with high-temperature resistant rubber layer, pass through the elastic reaction of high-temperature resistant rubber layer, improve the leakproofness to drainage conduit, be conducive to the bottom that copper seben smoothly fills in drainage conduit, in the effect of the elastic force of spring, copper seben is automatically shut the bottom of drainage conduit.
Description
Technical field
The present invention relates to furnace body valve technology fields, more particularly to a kind of production method of automatic closure furnace body valve.
Background technique
Furnace body is made of upper lower furnace body, fire door, fire door elevating mechanism, EBT steel tapping mechanism etc..Lower furnace body is welded using steel plate
Made of it is columnar structured, upper furnace body (position for referring to about 400mm or more on slag line) generally uses nothing in high power
Pipe made of steel-pipe welding is stitched to the water cooled furnace wall of pipe structure, Inlet and outlet water is equipped with ball valve.Furnace shell is that vertical annealing furnace is important
One of equipment, and the main barrier of isolation furnace atmosphere and ambient atmosphere, make strip realize heat in relatively independent environment
Processing function.Furnace shell is the main carriers of refractory material, the lightweight thermal insulation brick including furnace bottom, the ceramic fibre at side wall and top,
There are also realize the anchor studs that refractory material is fixed and the chief component that protection board is all furnace shell.Furnace shell is also that whole furnace bodies are set
Standby support frame, including furnace roller, radiant tube, gas burning system, cooling system, protective gas system, temperature control system, correction system
System, camera etc. are all fixedly mounted on furnace shell.
Wherein furnace body valve is the important accessory of furnace body, but traditional furnace body valve, and in production, production technology does not conform to
Reason is easy oil residues and activating agent, seriously affects the normal use of copper seben, and traditional furnace body valve cannot be automatically closed,
Leakproofness is poor, and traditional furnace body valve anticorrosion ability is poor, is unfavorable for the long-time service of furnace body valve.
Summary of the invention
The purpose of the present invention is to solve traditional furnace body valves existing in the prior art, in production, produce work
Skill is unreasonable, is easy oil residues and activating agent, seriously affects the normal use of copper seben, traditional furnace body valve cannot be automatic
The shortcomings that closing, leakproofness is poor, and traditional furnace body valve anticorrosion ability is poor, is unfavorable for the long-time service of furnace body valve,
And the production method of the automatic closure furnace body valve of one kind proposed.
To achieve the goals above, present invention employs following technical solutions:
A kind of production method of automatic closure furnace body valve, specifically includes the following steps:
S1, stock: according to require choose thickness, neither too hard, nor too soft copper sheet；
S2, punch forming: copper sheet being put into stamping die and carries out punch forming, is made corresponding with the drainage conduit of furnace body
Shape, obtain copper seben；
S3, welding link: annulus is welded at the top of the copper seben made from S2, in the corresponding circle of inner wall welding of drainage conduit
Ring；
S4, polishing: it is polished by sand paper, file copper seben surface, removes flash removed；
S5, alkali cleaning are deoiled: the copper seben after polishing being put into alkaline solution and is deoiled；
S6, pickling: the copper seben after alkali cleaning is rinsed by acid solution, removes its oxide skin, oxidation film and residual
The aqueous slkali for staying in stirrup matrix surface is again cleaned the acid solution of copper seben excess surface repeatedly with pure water after pickling
Until exposing pure copper seben surface；
S7, drying: the copper seben after flushing is put into drying box and is dried；
S8, detection: complete detection is carried out to copper seben；
S9, installation: by the annulus of the inner wall for hanging over drainage conduit at the top of spring, by the hook of the bottom of spring
On annulus at the top of copper seben, in the effect of the elastic force of spring, copper seben is automatically shut the bottom of drainage conduit.
Preferably, in S5, the alkaline solution is the sodium carbonate liquor of 50g/L, and the temperature of sodium carbonate liquor is controlled
At 70-80 degrees Celsius.
Preferably, in S6, the acid solution is the acetic acid solution of 50g/L, is rinsed 20 minutes.
Preferably, in S2, the width of the copper seben is from top to bottom gradually increased.
Preferably, the drying box is the hot blast drying box of JJ-510, and drying temperature is 80-100 degrees Celsius, and the time is
20-40min。
Preferably, the tensile strength of the copper sheet be 420N/mm2, elongation percentage 15%, flash 0.02, lateral bending 0.6, firmly
Degree is 130-140HV.
Preferably, in S6, after the copper seben drying, the outside of copper seben is enclosed with high-temperature resistant rubber layer.
Preferably, the corrosion-resistant coating is prepared by the following method:
Following raw material is taken to weigh by weight: 6-8 parts of waterborne polyurethane resin, 4-6 parts of maleic acid resin, polyvinyl alcohol 2-
4 parts, 12-14 parts of epoxy furane resins, 5-9 parts of silica flour, 6-8 parts of cellulose acetate, 8-12 parts of thickener, binder 14-18
Part, 6-8 parts of defoaming agent, 30-50 parts of deionized water；
A, it stocks up: first weighing above-mentioned raw materials；
B, alcohol ester merge: first deionized water is poured into blender, then by waterborne polyurethane resin, maleic acid resin,
Polyvinyl alcohol, pours into blender epoxy furane resins, is stirred mixing, controls the revolving speed of blender in 40-60r/min,
Temperature is at 60-70 degrees Celsius, control stirring 30-40 minutes；
C, powder mixes: silica flour, cellulose acetate being sequentially placed into blender, stirring 20 minutes is continued；
D, heating stirring: being again turned on blender, and when stirring after twenty minutes, the temperature in blender is increased to 85-95
Degree Celsius, the revolving speed of blender is increased to 80-100r/min, thickener and binder is then added, continues stirring until stirring
Liquid in device is in thick；
E, it defoams: defoaming agent is added, continue stirring 10-20 minutes, anticorrosion liquid is made；
F, it sprays: and then anticorrosion liquid made from step E is uniformly sprayed using high-pressure sprayer spray gun and is blown in cleaning
The surface of high-temperature resistant rubber layer after dry；
G, it dries: after waiting the surface anticorrosive liquid in copper seben on the surface of high-temperature resistant rubbers layer to solidify, anticorrosion is made
Layer.
Preferably, the blender is ZNCL-BS intelligent digital magnetic stirring apparatus.
Preferably, in step F, in step E, when defoaming, the revolving speed of blender is reduced to 5-10r/min.
A kind of production method of automatic closure furnace body valve provided by the invention, compared with prior art:
1, stock of the invention, punch forming, welding link, polishing, alkali cleaning are deoiled, pickling, drying, detection and are installed
The copper seben of good airproof performance can be made in column operation；
2, the grease stain and activating agent for eliminating copper seben surface are conducive to the smoothness for improving copper seben, are conducive to copper seben
Long-acting use；
3, it is acted on by corrosion-resistant coating, effectively prevents copper seben to be corroded, improve the anticorrosive property of copper seben, significantly
Improve the service life of copper seben；
4, the outer wall of seben is enclosed with high-temperature resistant rubber layer, by the elastic reaction of high-temperature resistant rubber layer, improves to row
The leakproofness of expects pipe is conducive to the bottom that copper seben smoothly fills in drainage conduit；
5, in the effect of the elastic force of spring, copper seben is automatically shut the bottom of drainage conduit.
Figure of description
Fig. 1 is flow sheet of the invention；
Fig. 2 is main view sectional drawing when copper seben of the invention fills in drainage conduit.
In figure: 1, furnace body；11, drainage conduit；2, copper seben；21, high-temperature resistant rubber layer；3, spring；31, it links up with；4, annulus.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, it below in conjunction with specific embodiment and says
Bright book attached drawing 1-2, the present invention will be described in further detail.It should be appreciated that specific embodiment described herein is only used
To explain the present invention, it is not intended to limit the present invention.
Embodiment 1
A kind of production method of automatic closure furnace body valve, specifically includes the following steps:
S1, stock: according to selection thickness, neither too hard, nor too soft copper sheet is required, the tensile strength of copper sheet is 420N/mm2, is extended
Rate is 15%, flash 0.02, lateral bending 0.6, hardness 130HV；
S2, punch forming: copper sheet being put into stamping die and carries out punch forming, and 11 phase of drainage conduit with furnace body 1 is made
Corresponding shape, obtains copper seben 2, and the width of copper seben 2 is from top to bottom gradually increased；
S3, welding link: annulus 4 is welded at the top of the copper seben 2 made from S2, corresponding in the inner wall welding of drainage conduit 11
Annulus 4；
S4, polishing: it is polished by sand paper, file 2 surface of copper seben, removes flash removed；
S5, alkali cleaning are deoiled: the copper seben 2 after polishing being put into alkaline solution and is deoiled, the alkaline solution is the carbon of 50g/L
Acid sodium solution controls the temperature of sodium carbonate liquor at 70 degrees Celsius；
S6, pickling: the copper seben 2 after alkali cleaning is rinsed by acid solution, removes its oxide skin, oxidation film and residual
The aqueous slkali of stirrup matrix surface is stayed in, acid solution is the acetic acid solution of 50g/L, rinses 20 minutes, uses again after pickling
Pure water is by the acid solution cleaning of 2 excess surface of copper seben repeatedly until exposing pure 2 surface of copper seben；
S7, drying: the copper seben 2 after flushing being put into drying box and is dried, and the hot blast that drying box is JJ-510 is dried
Case, drying temperature are 80 degrees Celsius, and time 20min, the outside of copper seben 2 is enclosed with high-temperature resistant rubber layer 21；
S8, detection: complete detection is carried out to copper seben 2；
S9, installation: on the annulus 4 that the hook 31 at the top of spring 3 is hung over to the inner wall of drainage conduit 11, by the bottom of spring 3
On the annulus 4 at 31 bronze medal seben of hook, 2 top in portion, in the effect of the elastic force of spring 3, by copper seben 2 automatically by drainage conduit 11
It shuts bottom.
Embodiment 2
Difference from example 1 is that the outer wall of high-temperature resistant rubber layer 21 is coated with corrosion-resistant coating, erosion resistant coating is by such as
The preparation of lower section method:
Following raw material is taken to weigh by weight: 6 parts of waterborne polyurethane resin, 4 parts of maleic acid resin, 2 parts of polyvinyl alcohol, ring
12 parts of oxygen furane resins, 5 parts of silica flour, 6 parts of cellulose acetate, 8 parts of thickener, 14 parts of binder, 6 parts of defoaming agent, deionization
30 parts of water；
A, it stocks up: first weighing above-mentioned raw materials；
B, alcohol ester merge: first deionized water is poured into blender, then by waterborne polyurethane resin, maleic acid resin,
Polyvinyl alcohol, pours into blender epoxy furane resins, is stirred mixing, controls the revolving speed of blender in 40r/min, temperature
Degree is at 60 degrees Celsius, control stirring 30 minutes；
C, powder mixes: silica flour, cellulose acetate being sequentially placed into blender, stirring 20 minutes is continued；
D, heating stirring: being again turned on blender, and when stirring after twenty minutes, it is Celsius that the temperature in blender is increased to 85
The revolving speed of blender is increased to 80r/min and thickener and binder is then added by degree, continues stirring up to the liquid in blender
Body is in thick；
E, it defoams: defoaming agent is added, continue stirring 10 minutes, anticorrosion liquid is made；
F, it sprays: and then anticorrosion liquid made from step E is uniformly sprayed using high-pressure sprayer spray gun and is blown in cleaning
The surface of high-temperature resistant rubber layer 21 after dry；
G, it dries: after waiting the surface anticorrosive liquid in copper seben 2 on the surface of high-temperature resistant rubbers layer 21 to solidify, anti-corrosion is made
Lose layer.
Embodiment 3
With embodiment 2 the difference is that the preparation of erosion resistant coating, it is specific the preparation method is as follows:
Following raw material is taken to weigh by weight: 8 parts of waterborne polyurethane resin, 6 parts of maleic acid resin, 4 parts of polyvinyl alcohol, ring
14 parts of oxygen furane resins, 9 parts of silica flour, 8 parts of cellulose acetate, 12 parts of thickener, 18 parts of binder, 8 parts of defoaming agent, deionization
50 parts of water；
A, it stocks up: first weighing above-mentioned raw materials；
B, alcohol ester merge: first deionized water is poured into blender, then by waterborne polyurethane resin, maleic acid resin,
Polyvinyl alcohol, pours into blender epoxy furane resins, is stirred mixing, controls the revolving speed of blender in 60r/min, temperature
Degree is at 70 degrees Celsius, control stirring 40 minutes；
C, powder mixes: silica flour, cellulose acetate being sequentially placed into blender, stirring 20 minutes is continued；
D, heating stirring: being again turned on blender, and when stirring after twenty minutes, it is Celsius that the temperature in blender is increased to 95
The revolving speed of blender is increased to 100r/min and thickener and binder is then added by degree, continues stirring until in blender
Liquid is in thick；
E, it defoams: defoaming agent is added, continue stirring 20 minutes, anticorrosion liquid is made；
F, it sprays: and then anticorrosion liquid made from step E is uniformly sprayed using high-pressure sprayer spray gun and is blown in cleaning
The surface of high-temperature resistant rubber layer 21 after dry；
G, it dries: after waiting the surface anticorrosive liquid in copper seben 2 on the surface of high-temperature resistant rubbers layer 21 to solidify, anti-corrosion is made
Lose layer.
Embodiment 4
With embodiment 2 the difference is that the preparation of erosion resistant coating, specific the preparation method is as follows: taking following raw material by weight
It measures part to weigh: 7 parts of waterborne polyurethane resin, 5 parts of maleic acid resin, 3 parts of polyvinyl alcohol, 13 parts of epoxy furane resins, silica flour 7
Part, 7 parts of cellulose acetate, 10 parts of thickener, 16 parts of binder, 7 parts of defoaming agent, 40 parts of deionized water；
A, it stocks up: first weighing above-mentioned raw materials；
B, alcohol ester merge: first deionized water is poured into blender, then by waterborne polyurethane resin, maleic acid resin,
Polyvinyl alcohol, pours into blender epoxy furane resins, is stirred mixing, controls the revolving speed of blender in 50r/min, temperature
Degree is at 65 degrees Celsius, control stirring 35 minutes；
C, powder mixes: silica flour, cellulose acetate being sequentially placed into blender, stirring 20 minutes is continued；
D, heating stirring: being again turned on blender, and when stirring after twenty minutes, it is Celsius that the temperature in blender is increased to 90
The revolving speed of blender is increased to 90r/min and thickener and binder is then added by degree, continues stirring up to the liquid in blender
Body is in thick；
E, it defoams: defoaming agent is added, continue stirring 15 minutes, anticorrosion liquid is made；
F, it sprays: and then anticorrosion liquid made from step E is uniformly sprayed using high-pressure sprayer spray gun and is blown in cleaning
The surface of high-temperature resistant rubber layer 21 after dry；
G, it dries: after waiting the surface anticorrosive liquid in copper seben 2 on the surface of high-temperature resistant rubbers layer 21 to solidify, anti-corrosion is made
Lose layer.
Anticorrosive property test is carried out to it at identical conditions in actual operation to the copper seben 2 in embodiment 1-4
Comparison result is as follows:
| Test uses the result after 100 days | |
| Embodiment 1 | There is the sign that is corroded in copper seben 2 |
| Embodiment 2 | There is the sign that is corroded on a small quantity in copper seben 2 |
| Embodiment 3 | There is the sign that is slightly corroded in copper seben 2 |
| Embodiment 4 | Copper seben 2 is almost without the sign that is corroded |
It is optimum embodiment from embodiment 4 known to upper table test result comparative analysis, by using above-mentioned technical proposal, leads to
Corrosion-resistant coating effect is crossed, effectively prevents copper seben 2 to be corroded, improves the anticorrosive property of copper seben 2, corrosion-resistant coating passes through water
Property polyurethane resin, maleic acid resin, polyvinyl alcohol, epoxy furane resins, silica flour, cellulose acetate, thickener part, bonding
Agent, defoaming agent, deionized water collective effect, anticorrosion ability is good, by stock, alcohol ester melts, powder mixes, heating stirring,
The good anticorrosion liquid of anticorrosion ability can be made in defoaming, then cleans drying anticorrosion with painting to high-temperature resistant rubber layer 21 and lose liquid, finally
After the solidification of anticorrosion liquid, corrosion-resistant coating is made, substantially increases the Corrosion Protection of copper seben 2, the technique for preparing anticorrosion liquid
Step is fairly simple, easy to accomplish, and the anticorrosion fluid viscosity of preparation is moderate, is not easy to be layered, generates convenient for spraying, bubble-free, is each
Component sufficiently combines, and comprehensive performance is preferable, so that anticorrosion liquid is capable of forming preferable film after spray coating, is not likely to produce and splits
Line, film-formation result is preferable, and the anticorrosion liquid of preparation has preferable Corrosion Protection, and adhesion is preferable, not easily to fall off.
To sum up: compared with prior art: this technique is deoiled by stock, punch forming, welding link, polishing, alkali cleaning, is sour
Wash, dry, detect and install the copper seben 2 that good airproof performance can be made in some column operations；
Be conducive to improve the smoothness of copper seben 2 to 2 surface of copper seben by sand paper, file；
It is deoiled by the way that the copper seben 2 after polishing is put into alkaline solution, eliminates the grease stain on 2 surface of copper seben；
It is rinsed by acid solution, is rinsed with water repeatedly up to exposing clean 2 surface of copper seben, removes copper removal seben
Aqueous slkali and surfactant on 2；
It is acted on by corrosion-resistant coating, copper seben 2 is effectively prevented to be corroded, improve the anticorrosive property of copper seben 2.
Since the width of copper seben 2 is from top to bottom gradually increased, be conducive to the bottom that copper seben 2 smoothly fills in drainage conduit 11
Portion；
The outer wall of copper seben 2 is enclosed with high-temperature resistant rubber layer 21, by the elastic reaction of high-temperature resistant rubber layer 21, improves
To the leakproofness of drainage conduit 11；
The outer wall of high-temperature resistant rubber layer 21 is equipped with corrosion-resistant coating, substantially increases the Corrosion Protection of copper seben 2.
Therefore stock of the invention, punch forming, welding link, polishing, alkali cleaning deoil, pickling, drying, detection and install one
The copper seben 2 of good airproof performance can be made in a little column operations, eliminate the grease stain and activating agent on 2 surface of copper seben, be conducive to improve copper plug
The smoothness of plate 2 is conducive to the long-acting use of copper seben 2, is acted on by corrosion-resistant coating, copper seben 2 is effectively prevented to be corroded,
The anticorrosive property for improving copper seben 2, substantially increases the service life of copper seben 2, and the outer wall of copper seben 2 is enclosed with high temperature resistant
Rubber layer 21 improves the leakproofness to drainage conduit 11 by the elastic reaction of high-temperature resistant rubber layer 21, is conducive to copper seben 2
Copper seben 2 is automatically shut the bottom of drainage conduit 11 in the effect of the elastic force of spring 3 bottom for smoothly filling in drainage conduit 11.
More than, it is merely preferred embodiments of the present invention, but scope of protection of the present invention is not limited thereto, it is any
Those familiar with the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its invents
Design is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (10)
1. a kind of production method of automatic closure furnace body valve, which is characterized in that specifically includes the following steps:
S1, stock: according to require choose thickness, neither too hard, nor too soft copper sheet；
S2, punch forming: copper sheet being put into stamping die and carries out punch forming, and shape corresponding with the drainage conduit of furnace body is made
Shape obtains copper seben；
S3, welding link: annulus is welded at the top of the copper seben made from S2, welds corresponding annulus in the inner wall of drainage conduit；
S4, polishing: it is polished by sand paper, file copper seben surface, removes flash removed；
S5, alkali cleaning are deoiled: the copper seben after polishing being put into alkaline solution and is deoiled；
S6, pickling: the copper seben after alkali cleaning is rinsed by acid solution, is removed its oxide skin, oxidation film and is remained in
The aqueous slkali of stirrup matrix surface, after pickling again with pure water by the acid solution of copper seben excess surface clean repeatedly until
Expose pure copper seben surface；
S7, drying: the copper seben after flushing is put into drying box and is dried；
S8, detection: complete detection is carried out to copper seben；
S9, installation: by the annulus of the inner wall for hanging over drainage conduit at the top of spring, by the hook copper plug of the bottom of spring
On annulus at the top of plate, in the effect of the elastic force of spring, copper seben is automatically shut the bottom of drainage conduit.
2. a kind of production method of automatic closure furnace body valve according to claim 1, it is characterised in that: described in S5
Alkaline solution is the sodium carbonate liquor of 50g/L, and the temperature of sodium carbonate liquor is controlled at 70-80 degrees Celsius.
3. a kind of production method of automatic closure furnace body valve according to claim 1, it is characterised in that: described in S6
Acid solution is the acetic acid solution of 50g/L, is rinsed 20 minutes.
4. a kind of production method of automatic closure furnace body valve according to claim 1, it is characterised in that: described in S2
The width of copper seben is from top to bottom gradually increased.
5. the production method of a kind of automatic closure furnace body valve according to claim 1, it is characterised in that: the drying box is
The hot blast drying box of JJ-510, drying temperature are 80-100 degrees Celsius, time 20-40min.
6. a kind of production method of automatic closure furnace body valve according to claim 1, it is characterised in that: the copper sheet resists
Tensile strength is 420N/mm2, elongation percentage 15%, flash 0.02, lateral bending 0.6, hardness 130-140HV.
7. a kind of production method of automatic closure furnace body valve according to claim 1, it is characterised in that: described in S6
After the drying of copper seben, the outside of copper seben is enclosed with high-temperature resistant rubber layer.
8. a kind of production method of automatic closure furnace body valve according to claim 7, it is characterised in that: the corrosion-resistant coating
It prepares by the following method:
Take following raw material to weigh by weight: 6-8 parts of waterborne polyurethane resin, 4-6 parts of maleic acid resin, 2-4 parts of polyvinyl alcohol,
12-14 parts of epoxy furane resins, 6-8 parts of cellulose acetate, 8-12 parts of thickener, 14-18 parts of binder, disappear at 5-9 parts of silica flour
6-8 parts of infusion, 30-50 parts of deionized water；
A, it stocks up: first weighing above-mentioned raw materials；
B, alcohol ester merges: first pouring into deionized water in blender, then by waterborne polyurethane resin, maleic acid resin, poly- second
Enol, pours into blender epoxy furane resins, is stirred mixing, controls the revolving speed of blender in 40-60r/min, temperature
At 60-70 degrees Celsius, control stirring 30-40 minutes；
C, powder mixes: silica flour, cellulose acetate being sequentially placed into blender, stirring 20 minutes is continued；
D, heating stirring: being again turned on blender, and when stirring after twenty minutes, it is Celsius that the temperature in blender is increased to 85-95
The revolving speed of blender is increased to 80-100r/min and thickener and binder is then added by degree, continues stirring until in blender
Liquid in thick；
E, it defoams: defoaming agent is added, continue stirring 10-20 minutes, anticorrosion liquid is made；
F, it sprays: and then uniformly sprayed anticorrosion liquid made from step E after cleaning drying using high-pressure sprayer spray gun
High-temperature resistant rubber layer surface；
G, it dries: after waiting the surface anticorrosive liquid in copper seben on the surface of high-temperature resistant rubbers layer to solidify, corrosion-resistant coating is made.
9. a kind of preparation method of corrosion-resistant coating according to claim 8, it is characterised in that: the blender is ZNCL-BS
Intelligent digital magnetic stirring apparatus.
10. a kind of preparation method of corrosion-resistant coating according to claim 8, it is characterised in that: in step F, in step E
In, when defoaming, the revolving speed of blender is reduced to 5-10r/min.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811424460.1A CN109514197B (en) | 2018-11-27 | 2018-11-27 | Manufacturing method of automatic closing furnace body valve |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811424460.1A CN109514197B (en) | 2018-11-27 | 2018-11-27 | Manufacturing method of automatic closing furnace body valve |
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| CN109514197A true CN109514197A (en) | 2019-03-26 |
| CN109514197B CN109514197B (en) | 2021-01-15 |
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Cited By (1)
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| CN112276497A (en) * | 2020-09-07 | 2021-01-29 | 湖北隐冠轴业有限公司 | Processing technology of high-density tooth intermediate shaft of new energy automobile steering system |
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| CN103899275A (en) * | 2014-04-11 | 2014-07-02 | 中国海洋石油总公司 | Arrow type drain valve for casing pipe of drilling platform |
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