CN115445884A - Processing method of efficient double-suction pump - Google Patents
Processing method of efficient double-suction pump Download PDFInfo
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- CN115445884A CN115445884A CN202211140765.6A CN202211140765A CN115445884A CN 115445884 A CN115445884 A CN 115445884A CN 202211140765 A CN202211140765 A CN 202211140765A CN 115445884 A CN115445884 A CN 115445884A
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- impeller body
- treatment
- impeller
- suction pump
- fixedly connected
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- 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
- B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
- B05D3/02—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by baking
- B05D3/0218—Pretreatment, e.g. heating the substrate
- B05D3/0236—Pretreatment, e.g. heating the substrate with ovens
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B13/00—Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00
- B05B13/02—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work
- B05B13/0221—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work characterised by the means for moving or conveying the objects or other work, e.g. conveyor belts
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B13/00—Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00
- B05B13/02—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work
- B05B13/0221—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work characterised by the means for moving or conveying the objects or other work, e.g. conveyor belts
- B05B13/0228—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work characterised by the means for moving or conveying the objects or other work, e.g. conveyor belts the movement of the objects being rotative
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B13/00—Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00
- B05B13/02—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work
- B05B13/0278—Arrangement or mounting of spray heads
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B16/00—Spray booths
- B05B16/20—Arrangements for spraying in combination with other operations, e.g. drying; Arrangements enabling a combination of spraying operations
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- 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
- B05D1/00—Processes for applying liquids or other fluent materials
- B05D1/36—Successively applying liquids or other fluent materials, e.g. without intermediate treatment
- B05D1/38—Successively applying liquids or other fluent materials, e.g. without intermediate treatment with intermediate treatment
-
- 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
- B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
- B05D3/007—After-treatment
-
- 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
- B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
- B05D3/12—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by mechanical means
-
- 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
- B05D7/50—Multilayers
- B05D7/52—Two layers
- B05D7/54—No clear coat specified
- B05D7/544—No clear coat specified the first layer is let to dry at least partially before applying the second layer
Abstract
The invention discloses a processing method of a high-efficiency double-suction pump, wherein processing equipment comprises a material box and a support plate, the top of the material box is communicated with a connecting pipe in a penetrating way, the top of the connecting pipe is communicated with a spraying sleeve in a penetrating way, a transfer mechanism is arranged outside the support plate, a rotating rod is connected inside the support plate in a penetrating and rotating way, the outer surface of the rotating rod is movably connected with the inner wall of an impeller body, a baffle is fixedly connected to the outer surface of the rotating rod in a penetrating way, the outer surface of the baffle is movably connected with the outer surface of the spraying sleeve, and a hydraulic rod is fixedly connected to the inner wall of the spraying sleeve.
Description
Technical Field
The invention relates to the technical field of double suction pumps, in particular to a processing method of a high-efficiency double suction pump.
Background
The double suction pump is an important form of the centrifugal pump, and has the characteristics of high lift, large flow and the like, so the double suction pump is widely applied to engineering.
Through retrieval, the invention patent with the publication number of CN108953218B discloses a high-efficiency wear-resistant double-suction pump impeller and a preparation method thereof, wherein the wear-resistant layer comprises the following components in parts by weight: 20-40 parts of modified natural fiber, 40-60 parts of modified filler, 1-2 parts of surfactant, 1.2-2 parts of dispersant, 0.6-1.2 parts of nickel powder and 40-50 parts of polyvinylpyrrolidone, and the prepared wear-resistant layer slurry is uniform and stable due to good high-stability and high-reliability fiber dispersibility after modification.
Although this application is through improving preparation technology for current double entry pump impeller is high-efficient wear-resisting, in above-mentioned technology preparation process, the inventor discovers, this technology is paintd the thick liquids when the impeller surface, adopt the pig brush to paint, this operation has following drawback, at first use pig brush coating, do not publish detailed daubing method, if adopt manual operation, not only the coating is inefficient, and the impeller that preheats possesses certain temperature, scald operating personnel easily, secondly, because artifical coating is inefficient, and the impeller possesses certain temperature, lead to painting at the surperficial coating of impeller, influenced by the temperature, it is inconsistent to condense easily, the coating that leads to the coating formation is whole the uniformity relatively poor, influence the wearability when the impeller uses, consequently need solve to above-mentioned problem.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a processing method of a high-efficiency double suction pump, which solves the problems that in the preparation process of the traditional double suction pump impeller adopting a high-efficiency wear-resisting improved process, slurry is coated on the impeller body through manually using a pig hair brush, the coating efficiency is low, the formed coating is easy to reduce and the consistency is poor under the influence of the temperature and the coating speed, and the wear resistance of the impeller is influenced.
In order to realize the purpose, the invention is realized by the following technical scheme: a processing method of a high-efficiency double-suction pump specifically comprises the following steps:
firstly, placing a molded impeller body in a treatment kiln, heating the interior of the treatment kiln to 30-35 ℃, wherein the heating time is 100-120 minutes, and preheating the impeller body;
step two, primarily coating, namely withdrawing the preheated impeller body from the interior of the treatment kiln, transferring the impeller body to the interior of the treatment equipment through a transfer structure of the treatment equipment, spraying the slurry through a slurry spray head, spraying the slurry on the surface of the impeller body, enabling the coating thickness of the slurry to be 1-1.6 mm, transferring the impeller body to the interior of the treatment kiln, and heating the impeller body to 60-62 ℃ at the rate of 4-12 ℃ per hour;
step three, surface polishing, namely taking the impeller body processed in the step two out of the processing kiln, and polishing the surface of the impeller body once through a 400-mesh polishing tool to remove a coating covering the surface of the impeller body;
step four, recoating, namely transferring the impeller body polished in the step three into treatment equipment again, spraying slurry on the surface of the impeller body again until the thickness of the coating is 1-1.4 mm, then putting the impeller body into the treatment kiln again, and heating the impeller body to 66-68 ℃ at a rate of 4-10 ℃ per hour;
and step five, stress relief treatment, namely cooling the impeller body treated in the step four in the treatment kiln at the speed of 2-3 ℃ per hour, taking out the impeller body from the treatment kiln, placing the impeller body in a shade place for airing for 3-4 days, placing the impeller body under a 120-140 watt ultrasonic instrument for ultrasonic treatment for 60-70 minutes after the slurry is completely bonded with the impeller body, and performing stress relief treatment on the impeller body to improve the mechanical property of the impeller body.
Preferably, the treatment facility includes workbin and extension board, the top of workbin is run through the intercommunication and is had the connecting pipe, the top of connecting pipe is run through the intercommunication and is had the spraying cover, the outside of extension board is provided with transport mechanism, the inside of extension board is run through and is rotated and be connected with the bull stick, the surface of bull stick and the inner wall swing joint of impeller body, the surface of bull stick runs through fixedly connected with baffle, the surface of baffle and the surface swing joint of spraying cover, the inner wall fixedly connected with hydraulic stem of spraying cover, the output fixedly connected with support of hydraulic stem, impeller body is in between the inner wall of support, the inside of support is run through the intercommunication and is had the shower nozzle, the inside of support is run through the intercommunication and has the inlet pipe.
Preferably, transport mechanism includes carousel and solid rail, carousel and workbin all set up the side at solid rail, gu the rail is provided with threely in the outside of carousel, the surface sliding connection of solid rail has the slider, the top of slider and the bottom fixed connection of extension board.
Preferably, the top of the rotary table is fixedly connected with a rotary rail, the outer surface of the rotary rail is movably connected with the outer surface of the fixed rail, the outer surface of the rotary rail is slidably connected with the outer surface of the sliding block, and the bottom of the rotary table is fixedly connected with a rotary cylinder.
Preferably, the outer surface of the support plate is fixedly connected with a driving motor, the output end of the driving motor is fixedly connected with a driving gear, the outer surface of the driving gear is meshed with a transmission gear, and the interior of the transmission gear is fixedly connected with the outer surface of the rotating rod in a penetrating manner.
Preferably, the spout has been seted up to the surface of bull stick, the internal surface fixed connection of spout has servo motor, servo motor's output passes through shaft coupling fixedly connected with lead screw, the surface of lead screw and the inside through rotation of bull stick are connected, threaded connection has the draw runner all to run through in the both sides of lead screw surface, both sides the surface of draw runner all with the internal surface sliding connection of spout.
Preferably, the outer surfaces of the sliding strips on the two sides are movably connected with abutting blocks, the outer surfaces of the abutting blocks are slidably connected with the inner surfaces of the sliding grooves, the outer surfaces of the abutting blocks are movably connected with the inner wall of the impeller body, caulking grooves are formed in the sides, close to each other, of the outer surfaces of the sliding strips and the abutting blocks, spring telescopic rods are arranged inside the caulking grooves, and the two ends of each spring telescopic rod are fixedly connected with one side of the inner surfaces of the caulking grooves on the two sides respectively.
Preferably, the two sides of the outer surface of the abutting block are both provided with guide grooves, the inner surfaces of the guide grooves on the two sides are both connected with guide strips in a sliding mode, and one sides, far away from the outer surfaces of the guide strips on the two sides, of the guide strips on the two sides are both fixedly connected with the inner surfaces of the sliding grooves.
Advantageous effects
The invention provides a processing method of a high-efficiency double-suction pump. Compared with the prior art, the method has the following beneficial effects:
(1) Through setting up treatment facility, can carry out the automation of thick liquids and paint, can promote the efficiency that thick liquids were paintd simultaneously, and can retrieve the expectation of paining thick liquids, reduced the material loss to and reduced the pollution to the external world when coating is paintd, thereby reduced manufacturing cost, avoided artifical use pig brush to paint the inefficiency of coating, and influenced the problem of coating uniformity.
(2) Through setting up transport mechanism, not only can make things convenient for the impeller to heat, polish, paint operations such as coating, and drive the turn rail through the carousel and rotate to change the direction of motion of extension board, thereby can carry out the continuous operation of a plurality of impeller preparation.
(3) Through setting up extension board isotructure, can support and pull the transportation to the impeller, the whole flow of the impeller preparation of having been convenient for is implemented, drives the bull stick through driving motor simultaneously and rotates to drive the impeller and rotate, not only can make the impeller surface evenly paint coating, and promoted the efficiency that coating was paintd.
(4) Through setting up bull stick isotructure, at first the bull stick can support the impeller, secondly servo motor drives the lead screw and rotates, make both sides draw runner drive both sides and support the piece relative motion, and support the in-process of piece relative motion in both sides, through the effect of gib block and guide way, make and support the piece at the inside relative motion of spout, and tightly laminate with the impeller inner wall, with the stability that reinforcing bull stick and impeller are connected, thereby be convenient for the transportation of impeller and paint coating fast.
Drawings
FIG. 1 is a perspective view of the external structure of the present invention;
FIG. 2 is a perspective view of the outer structure of the plate of the present invention;
FIG. 3 is a cross-sectional view showing the internal structure of the spray coating sleeve of the present invention;
FIG. 4 is a perspective view of the external structure of the stent of the present invention;
FIG. 5 is a perspective view showing an outer structure of the rotating plate according to the present invention;
FIG. 6 is a sectional view showing the inner structure of the rotating shaft according to the present invention;
fig. 7 is a sectional view of the internal structure of the retaining block of the present invention.
In the figure: 1. a material box; 2. a support plate; 21. a drive motor; 22. a drive gear; 23. a conduction gear; 3. connecting pipes; 4. spraying a sleeve; 5. a transfer mechanism; 51. a turntable; 52. fixing a rail; 53. a slider; 54. transferring rails; 55. a rotating cylinder; 6. a rotating rod; 61. a chute; 62. a servo motor; 63. a screw rod; 64. a slide bar; 65. a resisting block; 66. caulking grooves; 67. a spring telescopic rod; 68. a guide groove; 69. a guide strip; 7. a baffle plate; 8. a hydraulic lever; 9. a support; 10. a spray head; 11. and (4) feeding a pipe.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-7, the present invention provides a technical solution: a processing method of a high-efficiency double-suction pump specifically comprises the following steps:
firstly, placing a molded impeller body in a treatment kiln, heating the interior of the treatment kiln to 30-35 ℃, wherein the heating time is 100-120 minutes, and preheating the impeller body;
step two, primarily coating, namely withdrawing the preheated impeller body from the interior of the treatment kiln, transferring the impeller body to the interior of the treatment equipment through a transfer structure of the treatment equipment, spraying the slurry through a slurry spray head, spraying the slurry on the surface of the impeller body, enabling the coating thickness of the slurry to be 1-1.6 mm, transferring the impeller body to the interior of the treatment kiln, and heating the impeller body to 60-62 ℃ at the rate of 4-12 ℃ per hour;
step three, surface polishing, namely taking the impeller body processed in the step two out of the processing kiln, and polishing the surface of the impeller body once through a 400-mesh polishing tool to remove a coating film covered on the surface of the impeller body;
step four, recoating, namely transferring the impeller body polished in the step three into treatment equipment again, spraying slurry on the surface of the impeller body again until the thickness of the coating is 1-1.4 mm, then putting the impeller body into the treatment kiln again, and heating the impeller body to 66-68 ℃ at a rate of 4-10 ℃ per hour;
and step five, stress relief treatment, namely cooling the impeller body treated in the step four in the treatment kiln at the rate of 2-3 ℃ per hour, taking out the impeller body from the treatment kiln, placing the impeller body in a shade place for airing for 3-4 days, placing the impeller body in a 120-140 watt ultrasonic instrument for ultrasonic treatment for 60-70 minutes after the slurry is completely bonded with the impeller body, and performing stress relief treatment on the impeller body to improve the mechanical property of the impeller body.
The treatment equipment comprises a material box 1 and a support plate 2, each part of the treatment equipment is made of high-temperature resistant materials, the inside of the material box 1 is provided with the existing modified coating slurry, and a pump machine for pumping the coating, the pump machine is electrically connected with an external control circuit, the top of the material box 1 is communicated with a connecting pipe 3 in a penetrating way, the top of the connecting pipe 3 is communicated with a spraying sleeve 4 in a penetrating way, a transfer mechanism 5 is arranged outside the support plate 2, a rotating rod 6 is connected inside the support plate 2 in a penetrating way in a rotating way, the external dimension of the rotating rod 6 is matched with the dimension of the inner wall of the impeller, the outer surface of the rotating rod 6 is movably connected with the inner wall of the impeller body, a baffle 7 is fixedly connected on the outer surface of the rotating rod 6 in a penetrating way, the baffle 7 plays a shielding role, the outer surface of the baffle 7 is movably connected with the outer surface of the spraying sleeve 4, a hydraulic rod 8 is fixedly connected on the inner wall of the spraying sleeve 4, the hydraulic rod 8 is connected with an external control oil cylinder, a bracket 9 is fixedly connected with the output end of the hydraulic rod 8, a plurality of groups of brackets 9 are arranged, the impeller body is arranged between the inner walls of the brackets 9, a plurality of groups of nozzles 10 are communicated inside the brackets 9 in a penetrating way, the plurality of the nozzles 10 on the brackets 9 are arranged at equal distance, the spray head 10 on each bracket 9 and the spray heads 10 on other brackets 9 are arranged in a staggered way, the inner part of each bracket 9 is communicated with a feed pipe 11 in a penetrating way, the feed pipe 11 is connected with the output end of the pump machine through a guide pipe, and the automatic coating of the slurry can be carried out by arranging processing equipment, meanwhile, the efficiency of coating the slurry can be improved, the expectation of coating the slurry can be recovered, the material loss is reduced, the pollution to the outside during coating is reduced, thereby reducing the production cost, and avoiding the problems that the manual coating painting by using the pig hair brush is inefficient and the consistency of the coating is influenced.
Transport mechanism 5 includes carousel 51 and solid rail 52, and carousel 51 and workbin 1 all set up the side at solid rail 52, and solid rail 52 is provided with threely in the outside of carousel 51, and the surface sliding connection of solid rail 52 has slider 53, and slider 53 comprises high temperature resistant thermal-insulated shell and linear electric motor, and wherein linear electric motor and external control circuit electric connection, the top of slider 53 and the bottom fixed connection of extension board 2.
The top fixedly connected with of carousel 51 changes the rail 54, the surface swing joint of the surface of transition 54 and the outer surface of solid rail 52, the surface of transition 54 and the surface sliding connection of slider 53, the bottom fixedly connected with revolving cylinder 55 of carousel 51, revolving cylinder 55 is connected with external control cylinder, through setting up transport mechanism 5, not only can make things convenient for the impeller to heat, polish, operation such as paint, and drive the transition 54 through carousel 51 and rotate, with the direction of motion that changes extension board 2, thereby can carry out the continuous operation of a plurality of impeller preparation.
The equal swing joint of surface of both sides draw runner 64 supports piece 65, it is unanimous with the surface radian of bull stick 6 to support the piece 65 surface, the surface that supports piece 65 and the internal surface sliding connection of spout 61, the surface that supports piece 65 and impeller body's inner wall swing joint, draw runner 64 and the one side that supports piece 65 surface and be close to each other have all seted up caulking groove 66, the inside of caulking groove 66 is provided with spring telescopic link 67, spring telescopic link 67 has strengthened the stability of supporting piece 65 and draw runner 64 and being connected, the both ends of spring telescopic link 67 respectively with one side fixed connection of both sides caulking groove 66 internal surface.
The guide grooves 68 are formed in two sides of the outer surface of the abutting block 65, the guide strips 69 are slidably connected to the inner surfaces of the guide grooves 68 in two sides, the guide grooves 68 and the guide strips 69 can guide the abutting block 65 to extrude the inner wall of the impeller, so that the stability of connection of the impeller and the rotating rod 6 is enhanced, one side, away from each other, of the outer surface of the guide strips 69 in two sides is fixedly connected with the inner surface of the sliding groove 61, the rotating rod 6 and the like are arranged, firstly, the rotating rod 6 can support the impeller, secondly, the servo motor 62 drives the screw rod 63 to rotate, so that the sliding strips 64 in two sides drive the abutting blocks 65 to move oppositely, and in the process of opposite movement of the abutting blocks 65 in two sides, through the action of the guide strips 69 and the guide grooves 68, the abutting blocks 65 move relatively inside the sliding groove 61 and are tightly attached to the inner wall of the impeller, so that the stability of connection of the rotating rod 6 and the impeller is enhanced, and the impeller is convenient for transferring and fast coating.
And those not described in detail in this specification are well within the skill of those in the art.
It should be noted that, in this document, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. A processing method of a high-efficiency double-suction pump is characterized by comprising the following steps: the method specifically comprises the following steps:
firstly, placing a molded impeller body in a treatment kiln, heating the interior of the treatment kiln to 30-35 ℃, wherein the heating time is 100-120 minutes, and preheating the impeller body;
step two, primarily coating, namely withdrawing the preheated impeller body from the interior of the treatment kiln, transferring the impeller body to the interior of the treatment equipment through a transfer structure of the treatment equipment, spraying the slurry through a slurry spray head, spraying the slurry on the surface of the impeller body, enabling the coating thickness of the slurry to be 1-1.6 mm, transferring the impeller body to the interior of the treatment kiln, and heating the impeller body to 60-62 ℃ at the rate of 4-12 ℃ per hour;
step three, surface polishing, namely taking the impeller body processed in the step two out of the processing kiln, and polishing the surface of the impeller body once through a 400-mesh polishing tool to remove a coating covering the surface of the impeller body;
step four, re-coating, namely transferring the impeller body polished in the step three into treatment equipment again, spraying slurry on the surface of the impeller body again, wherein the thickness of the coating is 1-1.4 mm, then putting the impeller body into the treatment kiln again, and heating the impeller body to 66-68 ℃ at a rate of 4-10 ℃ per hour;
and step five, stress relief treatment, namely cooling the impeller body treated in the step four in the treatment kiln at the speed of 2-3 ℃ per hour, taking out the impeller body from the treatment kiln, placing the impeller body in a shade place for airing for 3-4 days, placing the impeller body under a 120-140 watt ultrasonic instrument for ultrasonic treatment for 60-70 minutes after the slurry is completely bonded with the impeller body, and performing stress relief treatment on the impeller body to improve the mechanical property of the impeller body.
2. The method for manufacturing the high-efficiency double suction pump as claimed in claim 1, wherein: the treatment facility includes workbin (1) and extension board (2), the top of workbin (1) is run through the intercommunication and is had connecting pipe (3), the top of connecting pipe (3) is run through the intercommunication and is had spraying cover (4), the outside of extension board (2) is provided with transport mechanism (5), the inside of extension board (2) is run through to rotate and is connected with bull stick (6), the surface of bull stick (6) and the inner wall swing joint of impeller body, the surface of bull stick (6) runs through fixedly connected with baffle (7), the surface of baffle (7) and the surface swing joint of spraying cover (4), the inner wall fixedly connected with hydraulic stem (8) of spraying cover (4), the output fixedly connected with support (9) of hydraulic stem (8), the impeller body is in between the inner wall of support (9), the inside of support (9) is run through the intercommunication and is had shower nozzle (10), the inside intercommunication of support (9) is run through and is had inlet pipe (11).
3. The method for processing the high-efficiency double-suction pump as recited in claim 2, wherein: transport mechanism (5) are including carousel (51) and solid rail (52), carousel (51) and workbin (1) all set up the side at solid rail (52), solid rail (52) are provided with three in the outside of carousel (51), the surface sliding connection of solid rail (52) has slider (53), the top of slider (53) and the bottom fixed connection of extension board (2).
4. The method for processing the high-efficiency double-suction pump as recited in claim 3, wherein: the top of carousel (51) fixedly connected with runner (54), the surface swing joint of the surface of runner (54) and fixed rail (52), the surface sliding connection of the surface of runner (54) and slider (53), the bottom fixed connection of carousel (51) has revolving cylinder (55).
5. The processing method of the high-efficiency double suction pump as claimed in claim 2, wherein: the outer fixed surface of extension board (2) is connected with driving motor (21), the output fixedly connected with drive gear (22) of driving motor (21), the surface meshing of drive gear (22) has conduction gear (23), the inside of conduction gear (23) and the surface of bull stick (6) run through fixed connection.
6. The method for processing the high-efficiency double-suction pump as recited in claim 2, wherein: spout (61) have been seted up to the surface of bull stick (6), the internal surface fixed connection of spout (61) has servo motor (62), shaft coupling fixedly connected with lead screw (63) are passed through to the output of servo motor (62), the surface of lead screw (63) runs through with the inside of bull stick (6) to rotate and is connected, threaded connection has draw runner (64), both sides all runs through to the both sides of lead screw (63) surface the surface of draw runner (64) all with the internal surface sliding connection of spout (61).
7. The method for manufacturing the high-efficiency double-suction pump as claimed in claim 6, wherein the method comprises the following steps: both sides the surface of draw runner (64) all swing joint has support piece (65), support the surface of piece (65) and the internal surface sliding connection of spout (61), the surface of support piece (65) and impeller body's inner wall swing joint, draw runner (64) and support one side that the piece (65) surface is close to each other all seted up caulking groove (66), the inside of caulking groove (66) is provided with spring telescopic link (67), the both ends of spring telescopic link (67) respectively with one side fixed connection of both sides caulking groove (66) internal surface.
8. The method for manufacturing a high-efficiency double suction pump according to claim 7, wherein: guide grooves (68) are formed in the two sides of the outer surface of the abutting block (65), guide strips (69) are connected to the inner surfaces of the guide grooves (68) in the two sides in a sliding mode, and one sides, far away from each other, of the outer surfaces of the guide strips (69) in the two sides are fixedly connected with the inner surfaces of the sliding grooves (61).
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| CN115445884B (en) | 2023-07-21 |
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