CN113931871A - Preparation method of coated water pump impeller, impeller structure and application of impeller structure - Google Patents
Preparation method of coated water pump impeller, impeller structure and application of impeller structure Download PDFInfo
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- CN113931871A CN113931871A CN202110731564.2A CN202110731564A CN113931871A CN 113931871 A CN113931871 A CN 113931871A CN 202110731564 A CN202110731564 A CN 202110731564A CN 113931871 A CN113931871 A CN 113931871A
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- Prior art keywords
- cover plate
- impeller
- processing
- core body
- water pump
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 41
- 238000002360 preparation method Methods 0.000 title claims abstract description 11
- 238000000034 method Methods 0.000 claims abstract description 19
- 238000003754 machining Methods 0.000 claims abstract description 12
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 28
- 239000011248 coating agent Substances 0.000 claims description 15
- 238000000576 coating method Methods 0.000 claims description 15
- 229910052742 iron Inorganic materials 0.000 claims description 14
- 238000004519 manufacturing process Methods 0.000 claims description 11
- 230000007306 turnover Effects 0.000 claims description 9
- 238000000227 grinding Methods 0.000 claims description 7
- 238000009434 installation Methods 0.000 claims description 7
- 238000005498 polishing Methods 0.000 claims description 7
- 238000001816 cooling Methods 0.000 claims description 6
- 238000007493 shaping process Methods 0.000 claims description 3
- 239000003795 chemical substances by application Substances 0.000 description 9
- 238000002156 mixing Methods 0.000 description 5
- 238000003756 stirring Methods 0.000 description 5
- 239000002245 particle Substances 0.000 description 4
- 239000007822 coupling agent Substances 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 239000002114 nanocomposite Substances 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- 239000002893 slag Substances 0.000 description 3
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 239000002518 antifoaming agent Substances 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 239000012752 auxiliary agent Substances 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 239000002270 dispersing agent Substances 0.000 description 2
- 238000010285 flame spraying Methods 0.000 description 2
- 239000003350 kerosene Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 2
- 229910010271 silicon carbide Inorganic materials 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 229910001018 Cast iron Inorganic materials 0.000 description 1
- NTIZESTWPVYFNL-UHFFFAOYSA-N Methyl isobutyl ketone Chemical compound CC(C)CC(C)=O NTIZESTWPVYFNL-UHFFFAOYSA-N 0.000 description 1
- UIHCLUNTQKBZGK-UHFFFAOYSA-N Methyl isobutyl ketone Natural products CCC(C)C(C)=O UIHCLUNTQKBZGK-UHFFFAOYSA-N 0.000 description 1
- 239000004952 Polyamide Substances 0.000 description 1
- 239000006087 Silane Coupling Agent Substances 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- WGLPBDUCMAPZCE-UHFFFAOYSA-N Trioxochromium Chemical compound O=[Cr](=O)=O WGLPBDUCMAPZCE-UHFFFAOYSA-N 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 239000000440 bentonite Substances 0.000 description 1
- 229910000278 bentonite Inorganic materials 0.000 description 1
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000001354 calcination Methods 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 238000005524 ceramic coating Methods 0.000 description 1
- 229910000423 chromium oxide Inorganic materials 0.000 description 1
- 239000008199 coating composition Substances 0.000 description 1
- 239000000110 cooling liquid Substances 0.000 description 1
- 230000003009 desulfurizing effect Effects 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- XPBBUZJBQWWFFJ-UHFFFAOYSA-N fluorosilane Chemical compound [SiH3]F XPBBUZJBQWWFFJ-UHFFFAOYSA-N 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- FUZZWVXGSFPDMH-UHFFFAOYSA-N hexanoic acid Chemical compound CCCCCC(O)=O FUZZWVXGSFPDMH-UHFFFAOYSA-N 0.000 description 1
- NUKZAGXMHTUAFE-UHFFFAOYSA-N hexanoic acid methyl ester Natural products CCCCCC(=O)OC NUKZAGXMHTUAFE-UHFFFAOYSA-N 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000011068 loading method Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000002086 nanomaterial Substances 0.000 description 1
- RVTZCBVAJQQJTK-UHFFFAOYSA-N oxygen(2-);zirconium(4+) Chemical compound [O-2].[O-2].[Zr+4] RVTZCBVAJQQJTK-UHFFFAOYSA-N 0.000 description 1
- 229920002647 polyamide Polymers 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 238000005496 tempering Methods 0.000 description 1
- 229910001928 zirconium oxide Inorganic materials 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/18—Rotors
- F04D29/22—Rotors specially for centrifugal pumps
- F04D29/2205—Conventional flow pattern
- F04D29/2222—Construction and assembly
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D1/00—Processes for applying liquids or other fluent materials
- B05D1/02—Processes for applying liquids or other fluent materials performed by spraying
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D5/00—Processes for applying liquids or other fluent materials to surfaces to obtain special surface effects, finishes or structures
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D5/00—Processes for applying liquids or other fluent materials to surfaces to obtain special surface effects, finishes or structures
- B05D5/08—Processes for applying liquids or other fluent materials to surfaces to obtain special surface effects, finishes or structures to obtain an anti-friction or anti-adhesive surface
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
- B05D7/24—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials for applying particular liquids or other fluent materials
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/06—Permanent moulds for shaped castings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/22—Moulds for peculiarly-shaped castings
- B22C9/28—Moulds for peculiarly-shaped castings for wheels, rolls, or rollers
-
- 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
- C09D127/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Coating compositions based on derivatives of such polymers
- C09D127/02—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Coating compositions based on derivatives of such polymers not modified by chemical after-treatment
- C09D127/12—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Coating compositions based on derivatives of such polymers not modified by chemical after-treatment containing fluorine atoms
-
- 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
-
- 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
- C09D7/63—Additives non-macromolecular organic
-
- 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
- C09D7/70—Additives characterised by shape, e.g. fibres, flakes or microspheres
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C4/00—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge
- C23C4/04—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge characterised by the coating material
- C23C4/06—Metallic material
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C4/00—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge
- C23C4/12—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge characterised by the method of spraying
- C23C4/129—Flame spraying
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/18—Rotors
- F04D29/22—Rotors specially for centrifugal pumps
- F04D29/2205—Conventional flow pattern
- F04D29/2222—Construction and assembly
- F04D29/2227—Construction and assembly for special materials
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/60—Mounting; Assembling; Disassembling
- F04D29/62—Mounting; Assembling; Disassembling of radial or helico-centrifugal pumps
- F04D29/628—Mounting; Assembling; Disassembling of radial or helico-centrifugal pumps especially adapted for liquid pumps
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2244—Oxides; Hydroxides of metals of zirconium
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2251—Oxides; Hydroxides of metals of chromium
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Wood Science & Technology (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Metallurgy (AREA)
- Inorganic Chemistry (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention discloses a preparation method of a coated water pump impeller, an impeller structure and application thereof, wherein a core body, a cover plate and impeller blades are prepared by processing; sleeving the core body on a processing shaft lever provided with a mounting seat, and assembling a front cover plate and a rear cover plate; installing the processing shaft lever provided with the core body and the cover plate on a processing table, and driving the processing shaft lever to axially rotate on the processing table by a servo motor; driving a sliding block positioned in the machining shaft lever to rotate, and driving the mounting seat to move radially by the sliding block; controlling feeding equipment on the processing table to feed the impeller blades, and mounting the impeller blades on the cover plate; the water pump impeller is checked and accepted, so that the water pump impeller is machined, assembled and detected, the core is installed on the machining shaft rod in the process, the cover plate is driven to rotate through the rotation of the shaft rod, the core and the cover plate are driven to move, the next impeller blade is installed after the angle of the impeller blade is adjusted rapidly after the impeller blade is installed, and machining efficiency is improved.
Description
Technical Field
The invention relates to the field of preparation of coated water pump impellers, in particular to a preparation method of a coated water pump impeller, an impeller structure and application of the impeller structure.
Background
At present, an impeller is a core part of a water pump, so the quality of the impeller determines the quality of a centrifugal pump, and the centrifugal pump is driven to rotate by a motor, so that a medium is subjected to centrifugal force or lifting force and has mechanical energy; the function of the device is to directly transfer the mechanical energy of the prime mover to the liquid to increase the static pressure energy and the kinetic energy of the liquid, mainly to increase the static pressure energy.
At present, the most used impeller is cast, and the manufacturing method is to firstly die-cast the cover plate, then machine the impeller blades, and assemble the impeller blades and the cover plate through the assembly parts, thereby preparing the water pump impeller.
Disclosure of Invention
The invention aims to provide a preparation method of a coated water pump impeller, an impeller structure and application thereof, and aims to solve the problems that in the prior art, a plurality of impeller blades need to be installed in the process of assembling the impeller blades and an assembly part, the impeller blades are arranged at equal intervals by taking the center of a cover plate as an axis, and the machining efficiency is influenced because the existing cover plate is used for installing the impeller blades after being fixed and the cover plate needs to be repeatedly disassembled, installed and adjusted in the process of installing the impeller blades.
In order to achieve the purpose, the invention adopts a preparation method of a coating water pump impeller, an impeller structure and application thereof, which comprises the following steps,
processing and preparing a core body, a cover plate and impeller blades;
sleeving the core body on a processing shaft lever provided with a mounting seat, and assembling a front cover plate and a rear cover plate;
installing the processing shaft lever provided with the core body and the cover plate on a processing table, and driving the processing shaft lever to axially rotate on the processing table by a servo motor;
driving a sliding block positioned in the machining shaft lever to rotate, and driving the mounting seat to move radially by the sliding block;
controlling feeding equipment on the processing table to feed the impeller blades, and mounting the impeller blades on the cover plate;
and (5) checking and accepting the water pump impeller.
Wherein, in the step of processing and preparing the core body, the cover plate and the impeller blade, the method also comprises the following steps,
preparing a core body, a cover plate and a mould of an impeller blade according to a design drawing;
respectively pouring molten iron into the core body, the cover plate and the impeller blade mould;
cooling and shaping, and taking out the core body, the cover plate and the impeller blade finished products;
and grinding and polishing the finished product.
Wherein, in the step of sleeving the core body on the processing shaft lever provided with the mounting seat and assembling the front cover plate and the rear cover plate, the method also comprises the steps of,
sleeving the processing shaft lever into the center of the core body;
moving the core body to the mounting seat of the processing shaft lever, and locking the core body and the mounting seat through a bolt;
the cover plate is sleeved in by processing the left end and the right end of the shaft lever;
the two cover plates are respectively installed on the left side and the right side of the core body through bolts.
Wherein in the step of mounting the processing shaft rod provided with the core body and the cover plate on the processing table and driving the processing shaft rod to axially rotate on the processing table by the servo motor, the method also comprises the steps of,
installing turnover bearings on the front side and the rear side in the groove of the processing table through brackets respectively;
mounting two ends of a processing shaft lever on rotating inner rings of turning bearings on two sides respectively through bolts;
a servo motor arranged in the processing table drives a rotary inner ring of the turnover bearing to axially rotate;
the processing shaft lever is driven to axially rotate.
Wherein in "controlling the feeding device on the machining table to feed the impeller blades and mounting the impeller blades on the cover plate", the method further comprises,
a guide rail and a trolley which can move on the guide rail are arranged on the table top of the processing table;
the driving trolley moves to drive the impeller blades to move towards the cover plate;
locking the impeller blades to the cover plate by means of the assembly;
controlling a servo motor to drive a processing shaft lever to rotate;
the next impeller blade is installed.
Wherein in the 'acceptance of the water pump impeller', the method further comprises,
mounting an angle sensor on the processing table;
the sensor is arranged towards the installation direction of the impeller blade;
controlling a servo motor to drive a processing shaft lever to rotate;
measuring the angle between two adjacent impeller blades;
and comparing the measured angle value with a threshold value to obtain an acceptance conclusion.
Wherein, in the step of comparing the measured angle value with the threshold value to obtain the acceptance conclusion,
and numbering each impeller blade, setting an angle threshold value between every two adjacent impeller blades to be 15 degrees +/-0.3 degrees, inputting the measured angle values between every two adjacent impeller blades for comparison, and outputting the impeller blade number exceeding the threshold value.
The invention relates to a coating water pump impeller structure, which comprises a core body, a first cover plate, a second cover plate and impeller blades,
the first cover plate and the second cover plate are respectively installed on the left side and the right side of the core body, the number of the impeller blades is multiple, and the impeller blades are respectively circumferentially distributed on the first cover plate and the second cover plate through assembly parts.
The invention relates to a coated water pump impeller, which is applied to manufacturing and using of a centrifugal pump.
The invention relates to a preparation method of a coating water pump impeller, an impeller structure and application thereof, wherein a core body, a cover plate and impeller blades are prepared by processing; sleeving the core body on a processing shaft lever provided with a mounting seat, and assembling a front cover plate and a rear cover plate; installing the processing shaft lever provided with the core body and the cover plate on a processing table, and driving the processing shaft lever to axially rotate on the processing table by a servo motor; driving a sliding block positioned in the machining shaft lever to rotate, and driving the mounting seat to move radially by the sliding block; controlling feeding equipment on the processing table to feed the impeller blades, and mounting the impeller blades on the cover plate; the water pump impeller is checked and accepted, so that the water pump impeller is machined, assembled and detected, the core is installed on the machining shaft rod in the process, the cover plate is driven to rotate through the rotation of the shaft rod, the core and the cover plate are driven to move, the next impeller blade is installed after the angle of the impeller blade is adjusted rapidly after the impeller blade is installed, and machining efficiency is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a flow chart of a method of making a coated water pump impeller of the present invention.
FIG. 2 is a flow chart of the present invention for manufacturing the core, cover plate and impeller blades.
FIG. 3 is a flow chart of the present invention for assembling the front and rear cover plates by sleeving the core body on the processing shaft rod provided with the mounting seat.
Fig. 4 is a flow chart of the present invention, in which the processing shaft rod with the core body and the cover plate mounted thereon is mounted on the processing table, and the servo motor drives the processing shaft rod to axially rotate on the processing table.
Fig. 5 is a flow chart of the present invention for controlling the feeding device on the machining table to feed the impeller blades and mount the impeller blades on the cover plate.
Fig. 6 is a flow chart of the invention for acceptance of water pump impellers.
Fig. 7 is a schematic structural view of a coated water pump impeller structure of the present invention.
In the figure: 1-core, 2-first cover plate, 3-second cover plate, 4-impeller blade.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.
In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention. Further, in the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
Referring to fig. 1 to 6, the present invention provides a method for preparing a coated water pump impeller, including the following steps,
s101: processing and preparing a core body 1, a cover plate and impeller blades 4;
s1011: preparing a mold for the core body 1, the cover plate and the impeller blades 4 according to a design drawing;
s1012: respectively pouring molten iron into the core body 1, the cover plate and the mould of the impeller blade 4;
s1013: cooling and shaping, and taking out finished products of the core body 1, the cover plate and the impeller blades 4;
s1014: grinding and polishing the finished product;
in the embodiment, a mold design drawing of the core plate, the cover plate and the impeller blade 4 is designed according to the actual requirements of customers, the design drawing is delivered to a processing factory, the processing factory prepares a processing mold through the mold design drawing, the mold is made of cast iron and can bear the high temperature of 1500 ℃ without melting, the raw materials for preparing the core body 1, the cover plate and the impeller blade 4 are calcined at high temperature to form molten iron, then the molten iron formed by calcination is poured into the molds of the core body 1, the cover plate and the impeller blades 4 respectively, the molds are sealed and then put into cooling liquid for rapid cooling until the core body 1, the cover plate and the impeller blades 4 are stably molded, demoulding, taking out the core body 1, the cover plate and the impeller blades 4, respectively transferring the core body 1, the cover plate and the impeller blades 4 to a grinding and polishing station, respectively grinding and polishing the core body 1, the cover plate and the impeller blades 4 to obtain finished products of the core body 1, the cover plate and the impeller blades 4;
wherein, the preparation of impeller chip, apron and impeller blade is: pouring iron ore into an iron-making blast furnace, heating and melting, carrying out primary iron slag filtration on molten iron through a large slag blocking gate in front of the furnace, pre-adjusting the silicon content of the molten iron to 0.8% of a target value, reducing the sulfur content of the molten iron to below 0.02%, immediately carrying out rotary stirring on the molten iron added with a desulfurizing agent for about 30 seconds, carrying out slag removal on the molten iron, cleaning the molten iron after the treatment by the process, ensuring uniform components, and directly and thermally loading the molten iron into a short-flow induction furnace for temperature regulation and tempering.
S102: sleeving the core body 1 on a processing shaft lever provided with a mounting seat, and assembling a front cover plate and a rear cover plate;
s1021: sleeving a processing shaft lever into the center of the core body 1;
s1022: moving the core body 1 to an installation seat of a processing shaft lever, and locking the core body 1 and the installation seat through a bolt;
s1023: the cover plate is sleeved in by processing the left end and the right end of the shaft lever;
s1024: the two cover plates are respectively installed on the left side and the right side of the core body 1 through bolts;
in the present embodiment, the central position of the core body 1 is hollow, so that the processing shaft rod can penetrate into the central position of the core body 1, an installation seat is sleeved outside the processing shaft rod, and the installation seat can slide on the processing shaft rod along the axial direction, the core body 1 is used for installing and fixing the first cover plate 2 and the second cover plate 3 respectively, the projections of the first cover plate 2 and the second cover plate 3 are superposed, and the circumferential dimensions are the same, and the first cover plate 2 and the second cover plate 3 are provided with a plurality of clamping grooves respectively by taking respective circle centers as axes for installing the impeller blades 4; the first cover plate 2 and the second cover plate 3 are respectively fixedly arranged on the core body 1 through bolts, so that the first cover plate 2 and the second cover plate 3 are fixed; the preparation method of the coating of the water pump impeller comprises the following steps: firstly, treating the surface of an impeller, and cleaning grease dirt on the surfaces of the impeller and an assembly part; then, preheating the impeller and the assembly part, and controlling the temperature of the base material not to exceed 100 ℃; secondly, polishing the surfaces of the impeller and the assembly part, and after preheating, polishing the surfaces of the impeller and the assembly part to remove a high-temperature oxide layer; thirdly, preparing a nano WC-8Co metal ceramic coating on the surface of the water pump impeller by adopting a supersonic flame spraying process; and finally, the sprayed machine part adopts an air cooling natural cooling mode to avoid the deformation of the coating. Wherein the particle size of the nano-structure WC-8Co powder is 1-45 mu m, the fuel of the supersonic flame spraying equipment is kerosene and oxygen, the kerosene flow is 15-40L/h, the oxygen flow is 30-80 m3/h, the spraying distance is 200-400 mm, and the powder feeding speed is 30-120 g/min.
S103: installing the processing shaft lever provided with the core body 1 and the cover plate on a processing table, and driving the processing shaft lever to axially rotate on the processing table by a servo motor;
s1031: installing turnover bearings on the front side and the rear side in the groove of the processing table through brackets respectively;
s1032: mounting two ends of a processing shaft lever on rotating inner rings of turning bearings on two sides respectively through bolts;
s1033: a servo motor arranged in the processing table drives a rotary inner ring of the turnover bearing to axially rotate;
s1034: driving the processing shaft lever to axially rotate;
in the embodiment, the processing platform is concave, and a turning bearing is arranged at the groove of the processing platform through a mounting bracket, the outer ring of the turnover bearing is arranged on the side surface of the groove of the processing table through threads, the number of the turnover bearings is two, and are respectively arranged at two sides of the groove of the processing table, the rotary inner ring of the turnover bearing is rotationally connected with the outer ring through balls, the inner ring of the turning bearing is fixed with the processing shaft lever through threads, the left side and the right side of the processing platform are respectively provided with a servo motor, the output shaft of the servo motor is fixed with the inner ring of the turning bearing through threads, so that by controlling the servo motor, the turning bearing can be driven to rotate, and then the processing shaft lever and the first cover plate 2, the second cover plate 3 and the impeller blade 4 which are arranged on the processing shaft lever are driven to rotate.
S104: driving a sliding block positioned in the machining shaft lever to rotate, and driving the mounting seat to move radially by the sliding block;
in this embodiment, the processing axostylus axostyle internally mounted has the rectangle slider to four tip of rectangle slider slide the butt with four inside guide rails of processing axostylus axostyle respectively, thereby restrict the rectangle slider can only the inside rectilinear sliding that carries out of processing axostylus axostyle, the inside of processing axostylus axostyle embeds there is the cylinder, and the cylinder carries out information exchange through radio signal and outside host computer, and outside host computer is flexible through the output shaft that sends control signal control cylinder, and then drives the slider and carry out rectilinear sliding, thereby adjusts core 1, first apron 2, second apron 3 and impeller blade 4 position on the processing axostylus axostyle.
S105: controlling feeding equipment on the processing table to feed the impeller blades 4, and mounting the impeller blades 4 on the cover plate;
s1051: a guide rail and a trolley which can move on the guide rail are arranged on the table top of the processing table;
s1052: the driving trolley moves to drive the impeller blades 4 to move towards the cover plate;
s1053: the impeller blades 4 are locked to the cover plate by means of the assembly;
s1054: controlling a servo motor to drive a processing shaft lever to rotate;
s1055: installing the next impeller blade 4;
in this embodiment, a linear guide rail is installed on a top table top of the processing table, the extension direction of the linear guide rail faces the direction of the impeller blades 4, a movable trolley is installed on the guide rail, the trolley is controlled to move by an electric control device, the impeller blades 4 are installed and loaded on the trolley, the trolley moves between a storage box for storing the impeller blades 4 and a position for installing the impeller blades 4, so that the impeller blades 4 are transported, an external manipulator can install the impeller blades 4 on the first cover plate 2 and the second cover plate 3 through an assembly part respectively, so that the impeller blades 4 are installed, after the first impeller blades 4 are installed, a servo motor is driven to work, the core body 1 is driven to rotate, the same action is repeated, and the second impeller blades 4 are installed.
S106: checking and accepting the water pump impeller;
s1061: mounting an angle sensor on the processing table;
s1062: the sensor is directed towards the installation direction of the impeller blades 4;
s1063: controlling a servo motor to drive a processing shaft lever to rotate;
s1064: measuring the angle between two adjacent impeller blades 4;
s1065: and numbering each impeller blade 4, setting an angle threshold value between every two adjacent impeller blades 4 to be 15 degrees +/-0.3 degrees, inputting the angle values measured between every two adjacent impeller blades for comparison, and outputting the number of the impeller blade 4 exceeding the threshold value to obtain an acceptance conclusion.
In the present embodiment, an angle sensor with a signal ZCT245 is mounted on the top table of the processing table for capturing the rotation angle of the impeller blades 4, wherein the angle between two adjacent impeller blades 4 can be measured during the rotation of the impeller blades 4, and then the measured data is compared with a predetermined threshold value, and the threshold value of the angle between two adjacent impeller blades 4 is 15 degrees ± 0.3 degrees and is qualified until all the impeller blades 4 are detected.
Referring to fig. 7, a coated water pump impeller structure is characterized by comprising a core body 1, a first cover plate 2, a second cover plate 3 and impeller blades 4,
the first cover plate 2 and the second cover plate 3 are respectively installed on the left side and the right side of the core body 1, the number of the impeller blades 4 is multiple, and the impeller blades 4 are respectively and circumferentially distributed on the first cover plate 2 and the second cover plate 3 through assembling parts.
In the present embodiment, the water conservancy impeller is manufactured by installing the first cover plate 2 and the second cover plate 3 to the left and right sides of the core body 1, and then installing the impeller blades 4 at the outer edges of the first cover plate 2 and the second cover plate 3, the number of the impeller blades 4 being several, and being circumferentially arranged with the center of the first cover plate 2 and the center of the second cover plate 3 as the axis, respectively.
A coated water pump impeller is characterized by being applied to manufacturing and using of a centrifugal pump.
In this embodiment, the water pump impeller coating comprises the following components: 35-70% of tetrafluoroethylene-vinyl ether polymer, 5.5-12% of curing agent, 2-10% of silane coupling agent and fluorosilane coupling agent, 15-30% of silicon carbide, 1-10% of nano composite particles, 0.03-3% of auxiliary agent, 20-40% of methyl isobutyl ketone and butyl acetate and 0.001-1% of drier; the nano composite particles are a mixture of chromium oxide, zirconium oxide and gas phase silicon dioxide; the auxiliary agent is a flatting agent, a defoaming agent, a dispersing agent and an anti-settling agent. According to the invention, a specific coating formula is adopted, the surface of the prepared coating is flat and smooth, the adhesive force reaches 0 grade, the hardness of the coating reaches 9H, the water resistance reaches 3000H, the salt spray resistance reaches 2500H, and the wear resistance is 5 times that of 20 carbon steel.
Adding the coupling agent into the epoxy resin, and uniformly stirring;
uniformly mixing bentonite and acetone, adding the mixture into the system in the step (1), uniformly stirring, then adding polyamide and modified amine, uniformly mixing and coating;
adding a part of solvent into the curing agent, and uniformly stirring to obtain a curing agent system;
mixing silicon carbide, nano composite particles, an anti-settling agent, a dispersing agent, a coupling agent and the rest solvent, uniformly stirring, and grinding for 1.5 hours;
adding the tetrafluoroethylene-vinyl ether polymer and the defoaming agent, and grinding for 1.5 h;
then adding a flatting agent and a drier, and uniformly mixing to obtain a coating system;
and (3) uniformly mixing the curing agent system in the step (3) with the coating system in the step (6), and spraying the mixture on the primer in the step (2).
The prepared coating has smooth surface and good adhesive force, coating hardness, water resistance, salt spray resistance and wear resistance.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (9)
1. A preparation method of a coating water pump impeller is characterized by comprising the following steps,
processing and preparing a core body, a cover plate and impeller blades;
sleeving the core body on a processing shaft lever provided with a mounting seat, and assembling a front cover plate and a rear cover plate;
installing the processing shaft lever provided with the core body and the cover plate on a processing table, and driving the processing shaft lever to axially rotate on the processing table by a servo motor;
driving a sliding block positioned in the machining shaft lever to rotate, and driving the mounting seat to move radially by the sliding block;
controlling feeding equipment on the processing table to feed the impeller blades, and mounting the impeller blades on the cover plate;
and (5) checking and accepting the water pump impeller.
2. The method of manufacturing a coated water pump impeller according to claim 1, wherein in the step of "manufacturing the core, the cover plate, and the impeller blades", the method further comprises,
preparing a core body, a cover plate and a mould of an impeller blade according to a design drawing;
respectively pouring molten iron into the core body, the cover plate and the impeller blade mould;
cooling and shaping, and taking out the core body, the cover plate and the impeller blade finished products;
and grinding and polishing the finished product.
3. The method for preparing a coated water pump impeller according to claim 1, wherein in the step of sleeving the core body on the processing shaft rod provided with the mounting seat and assembling the front cover plate and the rear cover plate, the method further comprises the step of,
sleeving the processing shaft lever into the center of the core body;
moving the core body to the mounting seat of the processing shaft lever, and locking the core body and the mounting seat through a bolt;
the cover plate is sleeved in by processing the left end and the right end of the shaft lever;
the two cover plates are respectively installed on the left side and the right side of the core body through bolts.
4. The method of manufacturing a coated water pump impeller according to claim 1, wherein in mounting the processing shaft having the core and the cover plate mounted thereon to a processing table, and driving the processing shaft to axially rotate on the processing table by a servo motor, the method further comprises,
installing turnover bearings on the front side and the rear side in the groove of the processing table through brackets respectively;
mounting two ends of a processing shaft lever on rotating inner rings of turning bearings on two sides respectively through bolts;
a servo motor arranged in the processing table drives a rotary inner ring of the turnover bearing to axially rotate;
the processing shaft lever is driven to axially rotate.
5. The method of manufacturing a coated water pump impeller of claim 1, wherein the impeller blades are fed by a feeding device on a console and mounted on a cover plate, the method further comprising,
a guide rail and a trolley which can move on the guide rail are arranged on the table top of the processing table;
the driving trolley moves to drive the impeller blades to move towards the cover plate;
locking the impeller blades to the cover plate by means of the assembly;
controlling a servo motor to drive a processing shaft lever to rotate;
the next impeller blade is installed.
6. The method of manufacturing a coated water pump impeller of claim 1, wherein in the "acceptance of a water pump impeller", the method further comprises,
mounting an angle sensor on the processing table;
the sensor is arranged towards the installation direction of the impeller blade;
controlling a servo motor to drive a processing shaft lever to rotate;
measuring the angle between two adjacent impeller blades;
and comparing the measured angle value with a threshold value to obtain an acceptance conclusion.
7. The method of claim 1, wherein in comparing the measured angle value to a threshold value to reach an acceptance conclusion,
and numbering each impeller blade, setting an angle threshold value between every two adjacent impeller blades to be 15 degrees +/-0.3 degrees, inputting the measured angle values between every two adjacent impeller blades for comparison, and outputting the impeller blade number exceeding the threshold value.
8. A coating water pump impeller structure is characterized by comprising a core body, a first cover plate, a second cover plate and impeller blades,
the first cover plate and the second cover plate are respectively installed on the left side and the right side of the core body, the number of the impeller blades is multiple, and the impeller blades are respectively circumferentially distributed on the first cover plate and the second cover plate through assembly parts.
9. A coated water pump impeller is characterized by being applied to manufacturing and using of a centrifugal pump.
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