CN115445879B - Manufacturing method of high-strength petroleum fracturing pump shell - Google Patents
Manufacturing method of high-strength petroleum fracturing pump shell Download PDFInfo
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- CN115445879B CN115445879B CN202211220293.5A CN202211220293A CN115445879B CN 115445879 B CN115445879 B CN 115445879B CN 202211220293 A CN202211220293 A CN 202211220293A CN 115445879 B CN115445879 B CN 115445879B
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- plugging
- spraying
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 22
- 239000003208 petroleum Substances 0.000 title claims abstract description 10
- 238000005507 spraying Methods 0.000 claims abstract description 53
- 238000000034 method Methods 0.000 claims abstract description 43
- 239000011248 coating agent Substances 0.000 claims abstract description 20
- 238000000576 coating method Methods 0.000 claims abstract description 20
- 238000004140 cleaning Methods 0.000 claims description 66
- 230000000670 limiting effect Effects 0.000 claims description 27
- 230000000712 assembly Effects 0.000 claims description 9
- 238000000429 assembly Methods 0.000 claims description 9
- 239000007788 liquid Substances 0.000 claims description 5
- 238000007599 discharging Methods 0.000 claims description 3
- 239000013013 elastic material Substances 0.000 claims description 3
- 238000007790 scraping Methods 0.000 claims 3
- 230000008569 process Effects 0.000 abstract description 20
- 239000000758 substrate Substances 0.000 abstract description 6
- 238000002360 preparation method Methods 0.000 abstract description 4
- 230000008901 benefit Effects 0.000 abstract description 3
- 230000009471 action Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 239000007921 spray Substances 0.000 description 5
- 230000000903 blocking effect Effects 0.000 description 3
- 239000003973 paint Substances 0.000 description 2
- 230000002441 reversible effect Effects 0.000 description 2
- 230000007480 spreading Effects 0.000 description 2
- 238000003892 spreading Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
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- 230000036961 partial effect Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000002829 reductive effect Effects 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
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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
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B12/00—Arrangements for controlling delivery; Arrangements for controlling the spray area
- B05B12/16—Arrangements for controlling delivery; Arrangements for controlling the spray area for controlling the spray area
- B05B12/20—Masking elements, i.e. elements defining uncoated areas on an object to be coated
- B05B12/26—Masking elements, i.e. elements defining uncoated areas on an object to be coated for masking cavities
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B14/00—Arrangements for collecting, re-using or eliminating excess spraying material
- B05B14/20—Arrangements for collecting, re-using or eliminating excess spraying material from moving belts, e.g. filtering belts or conveying belts
-
- 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
- B05D1/32—Processes for applying liquids or other fluent materials using means for protecting parts of a surface not to be coated, e.g. using stencils, resists
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- B08B1/165—
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- B08B1/32—
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/02—Cleaning by the force of jets or sprays
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G13/00—Roller-ways
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G15/00—Conveyors having endless load-conveying surfaces, i.e. belts and like continuous members, to which tractive effort is transmitted by means other than endless driving elements of similar configuration
- B65G15/30—Belts or like endless load-carriers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G45/00—Lubricating, cleaning, or clearing devices
- B65G45/10—Cleaning devices
- B65G45/12—Cleaning devices comprising scrapers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G45/00—Lubricating, cleaning, or clearing devices
- B65G45/10—Cleaning devices
- B65G45/26—Cleaning devices for gathering residue after cleaning
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Abstract
The invention provides a method for manufacturing a high-strength petroleum fracturing pump shell, which belongs to the technical field of manufacturing of fracturing pump shells and comprises the following steps of S2 plugging: carry out the shutoff through plugging device corresponding hole on to the substrate, plugging device includes the mount, is provided with a plurality of shutoff units on the mount, and the shutoff unit is connected with the shutoff subassembly including the pole that advances, and the pole that advances is close to one of spraying processing district, and one side that the mount is close to spraying processing district is connected with collecting vat and clearance subassembly. This high strength oil fracturing pump shell body manufacturing method carries out the shutoff through quick corresponding mounting hole earlier, carries out the mode of spraying to the substrate again and carries out processing to the shell, can effectively avoid in coating gets into the mounting hole, and then need not to carry out secondary clearance to the mounting hole, has effectively improved the efficiency of shell preparation processing, has avoided the risk that secondary clearance destroys the mounting hole simultaneously, and whole shutoff process has fast, the shutoff is effectual and can stabilize the advantage of work for a long time.
Description
Technical Field
The invention relates to the technical field of manufacturing of a fracturing pump shell, in particular to a manufacturing method of a high-strength petroleum fracturing pump shell.
Background
The working environment of the petroleum fracturing pump is generally severe, and in the working process, a shell of the fracturing pump needs to bear larger pressure, so that the shell is usually manufactured by casting and forming, in order to further improve the performance of the shell, the surface of the shell is sprayed in the manufacturing process, and the coating is sprayed on the surface of the shell to form a protective film, so that the performances of corrosion resistance, attractiveness and the like of the shell are improved.
Current spraying processing is mainly through the shower nozzle with the direct spraying of coating on the casing surface, nevertheless have a plurality of mounting holes because of on the casing, at the in-process of direct spraying, coating can get into in the mounting hole, wherein, because of the plunger is higher to the installation environment, so to the mounting hole that is used for installing the plunger that arranges in a row, still need clear up the coating in it after the spraying is accomplished, this work load that has not only additionally increased the casing manufacture process has reduced the efficiency of preparation processing, and still increase the destroyed risk of mounting hole easily in the process of clearance.
Disclosure of Invention
In order to solve the technical problems, the invention provides a method for manufacturing a high-strength petroleum fracturing pump shell, which is achieved by the following specific technical means: the method comprises the following steps:
s1, feeding: the roller type conveying device conveys the substrate to a spraying processing area;
s2, plugging: the plugging device plugs the corresponding hole on the base piece;
s3, spraying: spraying the surface of the base member by a spraying device;
s4, discharging: after the base piece is subjected to the spraying processing, the roller type conveying device conveys the base piece out of the spraying processing area. The plugging device adopted in the step S2 comprises a fixed frame, a plurality of plugging units are arranged on the fixed frame, each plugging unit comprises a feeding rod, the feeding rods are connected to the fixed frame in a front-back sliding manner, one end, close to the spraying processing area, of each feeding rod is connected with a plugging assembly, each plugging assembly comprises an internal piece extending into the corresponding mounting hole, an external piece located outside the corresponding mounting hole is connected to the internal piece in a clearance manner, the internal pieces and the external pieces are in a frustum cone shape, the diameters of the two opposite end faces are larger than those of the opposite end faces and smaller than those of the mounting hole, a sleeve-shaped connecting piece, an annular air bag piece and an annular limiting piece are arranged between the internal piece and the external pieces, the three are sequentially distributed from outside to inside in the radial direction of the end faces and are concentric with each other, the connecting piece is made of an elastic material, and a driving seat is connected to the front-back sliding manner on one side, far away from the spraying processing area, of the fixed frame, the utility model provides a plurality of through-holes have been seted up on the drive seat, the pole that advances passes the mount and slides and peg graft in corresponding through-hole, it has spacing connecting rod to peg graft in the vertical slip on the drive seat, spacing connecting rod extends to in the through-hole, set up the spacing connecting hole that uses with the spacing connecting rod cooperation on the pole that advances, one side that the mount is close to the spraying processing district is connected with collecting vat and clearance subassembly, clearance subassembly and shutoff unit one-to-one, the clearance subassembly includes clearance piece and direction locating part, the clearance piece rotates around the pole that advances to be connected on the mount, direction locating part fixed connection carries on spacingly on the mount and to the clearance piece, at the in-process of clearance work, the clearance piece rotates and rotates to the opposite side by one side of direction locating part round the pole that advances, strike off the coating on external piece surface and the connecting piece at the pivoted in-process.
The first preferred technical scheme is as follows: be connected with the clearance cover on the mount, the clearance cover is connected on the collecting vat, the region between the two is the clearance region, the clearance subassembly all is located the clearance region, and spacing hole has been seted up on the clearance cover, at the in-process of clearance, the shutoff subassembly carries out the shutoff to spacing hole, and the part that the shutoff subassembly was located the mounting hole when the shutoff mounting hole was located outside the clearance region this moment, and the part that is located the outside mounting hole and the part of shutoff face are located the clearance region, be provided with the shower nozzle in the clearance cover, the shower nozzle is used for spraying liquid on the shutoff subassembly in the clearance region.
The preferred technical scheme is as follows: the limiting connecting rod comprises a vertical rod, a transverse stop block, a fixed stop block and a sliding block, the transverse stop block is fixedly connected to the vertical rod, the vertical rod is connected to the driving seat through the sliding block in a sliding mode from top to bottom, the vertical rod is connected with the sliding block in a rotating mode, and the fixed stop block is fixedly connected to the driving seat and used in cooperation with the transverse stop block.
The preferred technical scheme is three: the guide limiting part is positioned at the lowest point of the rotating track of the cleaning part, the left side surface and the right side surface of the guide limiting part are inclined from top to bottom, and the two inclined surfaces are symmetrically distributed.
The preferable technical scheme is four: the roller type conveying device comprises a conveying frame, conveying rollers are uniformly paved on the conveying frame, conveying belts are sleeved on the conveying rollers corresponding to the spraying processing areas, and cleaning and collecting assemblies are arranged below the conveying belts.
The preferred technical scheme is five: the clearance is collected the subassembly and is included the slip track, is held groove, scraper blade and vertical slide bar, and the scraper blade is connected on holding the groove through the vertical sliding of vertical slide bar, and the scraper blade is the slope form, and the slip track connection just is located the below of conveyer belt on the carriage, holds the groove and slides and pegs graft on the slip track.
The invention has the following beneficial effects: 1. this high strength oil fracturing pump case body manufacturing method carries out the shutoff through earlier quick corresponding mounting hole, carries out the mode of spraying to substrate again and carries out the processing to the shell, can effectively avoid in coating gets into the mounting hole, and then need not to carry out the clearance of secondary to the mounting hole, the efficiency of shell preparation processing has effectively been improved, the risk of secondary clearance destruction mounting hole has been avoided simultaneously, and whole shutoff process has fast, the shutoff is effectual and can the long-term advantage of stabilizing work.
2. This high strength oil fracturing pump casing preparation method is through the pole of feeding, the shutoff subassembly, the drive seat, a through-hole, the combined action of spacing connecting rod and clearance subassembly, not only can be fast and stable carry out the shutoff to the mounting hole, simultaneously through controlling the operating condition to the shutoff subassembly, can carry out the shutoff to the base member of different quantity mounting holes, and simple structure, the advantage of the operation of being convenient for, secondly, make the shutoff subassembly be in stable operating condition for a long time through the clearance to the shutoff subassembly.
3. According to the manufacturing method of the high-strength petroleum fracturing pump shell, the mounting hole can be rapidly and smoothly plugged under the combined action of the built-in part, the external part, the connecting part, the annular air bag part and the limiting part, the spraying area near the mounting hole opening is fully exposed, and the spraying device can be used for fully spraying the surface of the base part.
4. According to the manufacturing method of the high-strength oil fracturing pump shell, the relatively sealed cleaning area is formed through the combined action of the plugging component, the cleaning cover, the limiting holes and the spray head, the part of the plugging component, which is attached with the coating, and the part of the plugging component, which is not attached with the coating, are completely separated, the coating is prevented from spreading to the part, which is not attached with the coating, in the cleaning process, and the cleaning liquid can be sprayed to clean the plugging component as required, so that the cleaning effect is effectively improved.
5. According to the manufacturing method of the high-strength oil fracturing pump shell, the position of the guide limiting part and the structure are arranged, so that the forward and reverse cleaning effects of the cleaning part are the same, and the cleaning efficiency is improved.
6. According to the manufacturing method of the high-strength petroleum fracturing pump shell, the excess materials in the spraying processing process are cleaned and collected through the combined action of the conveying frame, the conveying roller, the conveying belt and the cleaning and collecting assembly, and the quality of the spraying processing environment is effectively improved.
Drawings
FIG. 1 is a flow chart of the present invention.
Fig. 2 is a schematic view of the overall structure of the roller conveyor and the plugging device according to the present invention.
Fig. 3 is a schematic structural diagram of the plugging unit of the present invention.
FIG. 4 is a schematic structural view of the occluding component of the present invention.
Figure 5 is a schematic view of a partial cross-sectional configuration of an occluding device of the present invention.
FIG. 6 is a schematic view of the resetting and cleaning process of the plugging assembly according to the present invention.
Fig. 7 is a schematic structural view of the limit connecting rod of the present invention.
Fig. 8 is a schematic structural view of the working process of the limiting connecting rod of the invention.
FIG. 9 is a schematic view of the cleaning collection assembly of the present invention.
In the figure: 1. a fixed mount; 2. a feed rod; 3. a plugging component; 31. a built-in part; 32. an external component; 33. a connecting member; 34. an annular bladder member; 35. a limiting member; 4. a driving seat; 5. a through hole; 6. a limit connecting rod; 61. a vertical rod; 62. a transverse stop block; 63. fixing a stop block; 64. a slider; 7. limiting connecting holes; 8. collecting tank; 9. cleaning the assembly; 91. cleaning the workpiece; 92. a guide limit piece; 10. cleaning the cover; 11. a limiting hole; 12. a spray head; 13. a carriage; 14. a conveying roller; 15. a conveyor belt; 16. cleaning the collection assembly; 161. a slide rail; 162. a containing groove; 163. a squeegee; 164. a vertical sliding rod.
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, a method for manufacturing a high strength petroleum fracturing pump casing includes the following steps:
s1, feeding: conveying the base piece to a spraying processing area through a roller type conveying device;
s2, plugging: plugging a mounting hole for mounting the plunger on the base piece by using a plugging device;
s3, spraying: spraying the surface of the base member by a spraying device;
s4, discharging: after the spraying processing of the base piece is finished, the base piece is moved out of the blocking device, and then the roller type conveying device is used for conveying the base piece out of the spraying processing area;
the plugging device adopted in the step S2 comprises a fixed frame 1, a plurality of plugging units are arranged on the fixed frame 1, each plugging unit comprises a feeding rod 2, the feeding rods 2 are connected to the fixed frame 1 in a front-back sliding manner, one ends of the feeding rods 2, which are close to the spraying processing area, are connected with plugging components 3, each plugging component 3 comprises an internal component 31 extending into the corresponding mounting hole, an external component 32 positioned outside the corresponding mounting hole is connected to the internal component 31 in a clearance manner, the internal component 31 and the external component 32 are in a frustum shape, the diameters of the two opposite end faces are larger than those of the opposite end faces and smaller than those of the mounting hole, a sleeve-shaped connecting component 33, an annular air bag component 34 and an annular limiting component 35 are arranged between the internal component 31 and the external component 32, the three components are sequentially distributed along the radial direction of the end faces from outside to inside, and are concentric, the connecting component 33 is made of an elastic material, a driving seat 4 is connected to the front-back sliding manner on one side of the fixed frame 1, which is far away from the spraying processing area, the driving seat 4 is provided with a plurality of through holes 5, the feeding rod 2 penetrates through the fixed frame 1 to be inserted into the corresponding through holes 5 in a sliding manner, the driving seat 4 is vertically inserted with a limit connecting rod 6 in a sliding manner, the limit connecting rod 6 extends into the through holes 5, the feeding rod 2 is provided with a limit connecting hole 7 matched with the limit connecting rod 6 for use, in the plugging process, the driving seat 4 rapidly feeds the plugging component 3 into the mounting hole through the feeding rod 2 to plug the mounting hole, as shown in figure 6, when the built-in part 31 enters the mounting hole, the pushing is stopped when the connecting part 33 is embedded in the position of the mounting hole, as the maximum diameter of the built-in part 31 and the maximum diameter of the external part 32 are smaller than the diameter of the mounting hole, the built-in part 31 can rapidly and smoothly enter the mounting hole in the plugging process, then the annular air bag part 34 is inflated, so that the annular air bag expands to prop the connecting part 33, the connecting piece 33 is deformed until the connecting piece is completely attached to the side wall of the mounting hole to complete the plugging, then the base piece is sprayed, after the spraying is completed, the driving seat 4 drives the plugging component 3 to reset through the feeding rod 2, wherein the working number of the plugging component 3 can be flexibly changed according to the number of the mounting holes, as shown in the upper view in fig. 7, when the plugging component 3 needs to work, the limit connecting rod 6 is inserted into the through hole 5 on the corresponding feeding rod 2, at the moment, the driving seat 4 can synchronously drive the feeding rod 2 to move in the moving process, and when the corresponding plugging component 3 does not need to work, the limit connecting rod 6 moves upwards to be disconnected from the through hole 5, as shown in the middle view in fig. 7, at the moment, the driving seat 4 cannot drive the feeding rod 2 to move in the moving process, and in sum, the invention sets the structures of the internal piece 31 and the external piece 32, the built-in part 31 can enter the corresponding mounting hole quickly and smoothly, the conical frustum arrangement of the external part 32 can fully expose the spraying area near the mounting hole opening, so that the spraying device can fully spray the surface of the base part, secondly, the mounting hole can be fully sealed and blocked by the combined action of the annular air bag part 34 and the connecting part 33, the blocking effect is effectively improved, and due to the characteristics of deformation of the built-in part and the annular air bag part, the mounting holes with different diameters can be blocked to a certain extent in the blocking process, meanwhile, the mounting hole can be fully blocked all the time within a certain feeding error range, namely after the built-in part 31 is fed into the mounting hole, when the axis of the built-in part 31 is not overlapped with the axis of the mounting hole due to the feeding error, the connecting part 33 can still fully block the mounting hole, in addition, the working state of the plugging component 3 is controlled by the limiting connecting rod 6, the base pieces with different numbers of mounting holes can be plugged, the application range of the plugging device is widened, the structure is simple, and the operation is convenient.
Referring to fig. 3, 4, 6 and 7, a collecting tank 8 and a cleaning assembly 9 are connected to one side of the fixing frame 1 close to the spraying processing area, the cleaning assembly 9 corresponds to the plugging unit one by one, the cleaning assembly 9 includes a cleaning piece 91 and a guide limiting piece 92, the cleaning piece 91 is rotatably connected to the fixing frame 1 around the feeding rod 2, the guide limiting piece 92 is fixedly connected to the fixing frame 1 and limits the cleaning piece 91, during the cleaning operation, the cleaning piece 91 rotates around the feeding rod 2 and rotates from one side of the guide limiting piece 92 to the other side, during the rotation, the paint on the surface of the external piece 32 and on the connecting piece 33 is scraped, as shown in fig. 4 and 6, the shapes of the cleaning piece 91 and the guide limiting piece 92 are the same, the cleaning piece 91 includes a bending surface for cleaning the external piece 32 and an arc surface for cleaning the connecting piece 33, after the plugging assembly 3 is reset, the annular air bag piece 34 is inflated again, as a rigid support frame for supporting the connecting piece 33, so that the cleaning of the paint on the connecting piece 91 can be cleaned sufficiently, and the cleaning assembly can be in a stable working state, thereby improving the cleaning effect of the plugging assembly 3.
Referring to fig. 2, 3, 6 and 7, a cleaning cover 10 is connected to the fixing frame 1, the cleaning cover 10 is connected to the collecting tank 8, an area between the cleaning cover and the collecting tank is a cleaning area, the cleaning assemblies 9 are located in the cleaning area, a limiting hole 11 is formed in the cleaning cover 10, a spray head 12 is arranged in the cleaning cover 10, the spray head 12 is used for spraying liquid onto the plugging assemblies 3 in the cleaning area, in the cleaning process, the plugging assemblies 3 plug the limiting hole 11, the parts, located in the mounting holes, of the plugging assemblies 3 are located outside the cleaning area at the moment when the mounting holes are plugged, the parts, located outside the mounting holes and the parts, located on the plugging surfaces, of the plugging assemblies 3 are located in the cleaning area, at the moment, the cleaning area is in a relatively sealed state, the parts, attached to the coating, of the plugging assemblies 3, and the parts, not attached to the coating, are completely separated, the coating is prevented from spreading to the unadhered coating in the cleaning process, when the coating is difficult to be scraped, cleaning is firstly, cleaning liquid is sprayed to the plugging assemblies 3, and the cleaning effect is improved.
Referring to fig. 2, fig. 3, fig. 4 and fig. 8, the limiting connecting rod 6 includes a vertical rod 61, a transverse block 62, a fixed stop 63 and a sliding block 64, the transverse block 62 is fixedly connected to the vertical rod 61, the vertical rod 61 is vertically and slidably connected to the driving seat 4 through the sliding block 64, and the vertical rod 61 is rotatably connected to the sliding block 64, the fixed stop 63 is fixedly connected to the driving seat 4 and is used in cooperation with the transverse block 62, when the plugging component 3 needs to work, as shown in the upper view in fig. 8, at this time, the vertical rod 61 is inserted into the through hole 5, and when the plugging component 3 does not need to work, the vertical rod 61 is moved upward until the vertical rod 61 is disconnected from the through hole 5, and then the vertical rod 61 is rotated, so that the transverse block 62 is located on the fixed stop 63, the transverse block 62 is limited by the fixed stop 63, so that the vertical rod 61 is stably in the current state, and the whole control process is simple and convenient.
Referring to fig. 4, 6 and 7, the guiding position-limiting element 92 is located at the lowest point of the rotation path of the cleaning element 91, the left and right side surfaces of the guiding position-limiting element 92 are both inclined from top to bottom, and the two inclined surfaces are symmetrically distributed, as shown in fig. 4 and 6, in the cleaning process, the forward and reverse cleaning effects of the cleaning element 91 are the same, so that after a single cleaning, the cleaning element 91 does not need to be reset, and in the next cleaning, the cleaning element can rotate reversely, and the cleaning object moving along with the cleaning element 91 can fall into the collecting tank 8 along the inclined surface of the guiding position-limiting element 92.
Referring to fig. 2 and 9, roller conveyor includes carriage 13, conveying roller 14 has evenly been laid on carriage 13, wherein, the cover is equipped with conveyer belt 15 on the conveying roller 14 corresponding with the spraying processing region, the below of conveyer belt 15 is provided with clearance and collects subassembly 16, at the in-process of spraying, the substrate is located conveyer belt 15, at this moment, unnecessary coating can fall on conveyer belt 15 in the spraying process, after the spraying processing is accomplished, along with the advancing of substrate, utilize clearance to collect subassembly 16 and clear up the collection at the coating that the in-process that conveyer belt 15 removed on it, the quality of spraying processing environment has effectively been improved.
Referring to fig. 2 and 9, the cleaning and collecting assembly 16 includes a sliding rail 161, a containing groove 162, a scraper 163, and a vertical sliding rod 164, the scraper 163 is vertically and slidably connected to the containing groove 162 through the vertical sliding rod 164, an elastic member is connected between the vertical sliding rod 164 and the containing groove 162, the scraper 163 is inclined, the sliding rail 161 is connected to the carriage 13 and located below the conveyor belt 15, the containing groove 162 is slidably connected to the sliding rail 161, as shown in fig. 2 and 9, the containing groove 162 is installed below the conveyor belt 15 through the sliding rail 161, and the containing groove 162 can slide along the sliding rail 161, so as to be conveniently installed and detached, during the cleaning process, the scraper 163 scrapes off the coating on the surface of the conveyor belt 15 along with the movement of the conveyor belt 15, and because an elastic member is connected between the vertical sliding rod 164 and the containing groove 162, the scraper 163 can automatically change the cleaning position along with the tensioning degree of the conveyor belt 15, thereby always maintaining a stable cleaning state.
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 (6)
1. A method for manufacturing a high-strength petroleum fracturing pump shell is characterized by comprising the following steps:
s1, feeding: the roller type conveying device conveys the base piece to the spraying processing area;
s2, plugging: the plugging device plugs the corresponding hole on the base piece;
s3, spraying: spraying the surface of the base member by a spraying device;
s4, discharging: after the base piece is subjected to spraying processing, the roller type conveying device conveys the base piece out of the spraying processing area;
the plugging device adopted in the step S2 comprises a fixing frame (1), a plurality of plugging units are arranged on the fixing frame (1), each plugging unit comprises a feeding rod (2), the feeding rods (2) are connected to the fixing frame (1) in a front-back sliding mode, one end, close to a spraying processing area, of each feeding rod (2) is connected with a plugging assembly (3), each plugging assembly (3) comprises a built-in piece (31) extending into a mounting hole, an external piece (32) located outside the mounting hole is connected to the built-in piece (31) in a gap mode, the built-in piece (31) and the external piece (32) are in a cone frustum shape, the diameters of the two opposite end faces are larger than the diameters of the opposite end faces and smaller than the diameters of the mounting holes, a sleeve-shaped connecting piece (33), an annular air bag piece (34) and an annular limiting piece (35) are arranged between the built-in piece (31) and the external piece (32), the three are sequentially distributed along the radial direction of the end faces from outside to inside, the three are concentric with each other, and the connecting piece (33) is made of an elastic material;
the side, far away from the spraying processing area, of the fixing frame (1) is connected with a driving seat (4) in a front-back sliding mode, a plurality of through holes (5) are formed in the driving seat (4), the feeding rod (2) penetrates through the fixing frame (1) and is inserted into the corresponding through holes (5) in a sliding mode, a limiting connecting rod (6) is vertically inserted into the driving seat (4) in a sliding mode, the limiting connecting rod (6) extends into the through holes (5), and a limiting connecting hole (7) matched with the limiting connecting rod (6) in use is formed in the feeding rod (2);
one side that mount (1) is close to the spraying processing district is connected with collecting vat (8) and clearance subassembly (9), clearance subassembly (9) and shutoff unit one-to-one, clearance subassembly (9) are including clearance piece (91) and direction locating part (92), clearance piece (91) rotate around feeding rod (2) and connect on mount (1), direction locating part (92) fixed connection is on mount (1) and carry out spacingly to clearance piece (91), at the in-process of clearance work, clearance piece (91) rotate around feeding rod (2) and rotate to the opposite side by one side of direction locating part (92), scrape the coating on external component (32) surface and connecting piece (33) at the pivoted in-process.
2. The method for manufacturing the pump shell of the high-strength oil fracturing pump according to claim 1, wherein the method comprises the following steps: be connected with clearance cover (10) on mount (1), clearance cover (10) are connected on collecting vat (8), the region between the two is the clearance region, clearance subassembly (9) all are located the clearance region, and spacing hole (11) have been seted up on clearance cover (10), at the in-process of clearance, shutoff subassembly (3) carry out the shutoff to spacing hole (11), and shutoff subassembly (3) are located the part of mounting hole when the shutoff mounting hole and are located the clearance region this moment, and the part that is located the part outside the mounting hole and shutoff face is located the clearance region, be provided with shower nozzle (12) in clearance cover (10), shower nozzle (12) are used for spraying liquid on shutoff subassembly (3) in the clearance region.
3. The method for manufacturing the pump shell of the high-strength oil fracturing pump according to claim 1, wherein the method comprises the following steps: spacing connecting rod (6) include montant (61), horizontal dog (62), fixed dog (63) and sliding block (64), and horizontal dog (62) fixed connection is on montant (61), and sliding connection is on drive seat (4) about montant (61) passes through sliding block (64), and montant (61) rotate with sliding block (64) and be connected, fixed dog (63) fixed connection on drive seat (4) and use with horizontal dog (62) cooperation.
4. The method for manufacturing the pump shell of the high-strength oil fracturing pump according to claim 1, wherein the method comprises the following steps: the guide limiting piece (92) is located at the lowest point of the rotating track of the cleaning piece (91), the left side face and the right side face of the guide limiting piece are inclined from top to bottom, and the two inclined faces are symmetrically distributed.
5. The method for manufacturing the pump shell for high-strength oil fracturing according to any one of claims 1 to 4, wherein: the roller type conveying device comprises a conveying frame (13), conveying rollers (14) are uniformly paved on the conveying frame (13), wherein conveying belts (15) are sleeved on the conveying rollers (14) corresponding to the spraying processing area, and cleaning and collecting assemblies (16) are arranged below the conveying belts (15).
6. The method for manufacturing the pump shell of the high-strength oil fracturing pump according to claim 5, wherein the method comprises the following steps: the cleaning and collecting assembly (16) comprises a sliding rail (161), a containing groove (162), a scraping plate (163) and a vertical sliding rod (164), the scraping plate (163) is vertically connected to the containing groove (162) through the vertical sliding rod (164), the scraping plate (163) is inclined, the sliding rail (161) is connected to the conveying frame (13) and located below the conveying belt (15), and the containing groove (162) is slidably inserted into the sliding rail (161).
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| CN202211220293.5A CN115445879B (en) | 2022-10-08 | 2022-10-08 | Manufacturing method of high-strength petroleum fracturing pump shell |
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| CN202211220293.5A CN115445879B (en) | 2022-10-08 | 2022-10-08 | Manufacturing method of high-strength petroleum fracturing pump shell |
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| CN115445879A (en) | 2022-12-09 |
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