CN117324746A - Method for manufacturing container and manufactured container - Google Patents
Method for manufacturing container and manufactured container Download PDFInfo
- Publication number
- CN117324746A CN117324746A CN202211199771.9A CN202211199771A CN117324746A CN 117324746 A CN117324746 A CN 117324746A CN 202211199771 A CN202211199771 A CN 202211199771A CN 117324746 A CN117324746 A CN 117324746A
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- CN
- China
- Prior art keywords
- connecting pipe
- matching
- end cover
- container
- pipe
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 31
- 238000000034 method Methods 0.000 title claims abstract description 18
- 238000003466 welding Methods 0.000 claims abstract description 73
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 41
- 229910052802 copper Inorganic materials 0.000 claims description 41
- 239000010949 copper Substances 0.000 claims description 41
- 229910000831 Steel Inorganic materials 0.000 claims description 29
- 239000010959 steel Substances 0.000 claims description 29
- 239000000463 material Substances 0.000 claims description 23
- 238000005520 cutting process Methods 0.000 claims description 8
- 239000011148 porous material Substances 0.000 claims description 8
- 238000005096 rolling process Methods 0.000 claims description 8
- 239000007789 gas Substances 0.000 claims description 7
- 238000007493 shaping process Methods 0.000 claims description 6
- 230000030279 gene silencing Effects 0.000 claims description 5
- 239000011261 inert gas Substances 0.000 claims description 4
- 238000003754 machining Methods 0.000 claims description 4
- 238000004080 punching Methods 0.000 claims description 3
- 238000004140 cleaning Methods 0.000 claims description 2
- 238000005491 wire drawing Methods 0.000 claims description 2
- 230000002093 peripheral effect Effects 0.000 claims 1
- 230000013011 mating Effects 0.000 description 49
- 230000003584 silencer Effects 0.000 description 16
- 229910000679 solder Inorganic materials 0.000 description 12
- 230000008569 process Effects 0.000 description 11
- 210000002445 nipple Anatomy 0.000 description 6
- 230000009471 action Effects 0.000 description 5
- 229910000881 Cu alloy Inorganic materials 0.000 description 4
- 239000000956 alloy Substances 0.000 description 4
- 241000227287 Elliottia pyroliflora Species 0.000 description 3
- 238000003825 pressing Methods 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 3
- 238000004378 air conditioning Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000008602 contraction Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000004907 flux Effects 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K20/00—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating
- B23K20/14—Preventing or minimising gas access, or using protective gases or vacuum during welding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D25/00—Details of other kinds or types of rigid or semi-rigid containers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D7/00—Containers having bodies formed by interconnecting or uniting two or more rigid, or substantially rigid, components made wholly or mainly of metal
- B65D7/12—Containers having bodies formed by interconnecting or uniting two or more rigid, or substantially rigid, components made wholly or mainly of metal characterised by wall construction or by connections between walls
- B65D7/34—Containers having bodies formed by interconnecting or uniting two or more rigid, or substantially rigid, components made wholly or mainly of metal characterised by wall construction or by connections between walls with permanent connections between walls
- B65D7/38—Containers having bodies formed by interconnecting or uniting two or more rigid, or substantially rigid, components made wholly or mainly of metal characterised by wall construction or by connections between walls with permanent connections between walls formed by soldering, welding, or otherwise uniting opposed surfaces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D7/00—Containers having bodies formed by interconnecting or uniting two or more rigid, or substantially rigid, components made wholly or mainly of metal
- B65D7/42—Details of metal walls
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Exhaust Silencers (AREA)
Abstract
The invention discloses a manufacturing method of a container and the manufactured container, wherein the method comprises the following steps: the device comprises a processor body, an end cover and at least one connecting pipe, wherein the processor body, the end cover and the connecting pipe are provided with concave-convex parts at the matching parts; assembling the device body, the end cover and the connecting pipe and fixedly connecting the device body, the end cover and the connecting pipe through welding; the manufacturing method provided by the invention can relatively improve the welding quality and stability between the device body and the side joint pipe.
Description
[ field of technology ]
The invention belongs to the technical field of refrigeration, and mainly relates to a manufacturing method of a container and the manufactured container
[ background Art ]
Some containers with side connection pipes, such as a muffler and an oil-gas separator, are often used in an air conditioning system, but in the welding process, quality problems of welding flux accumulation, penetration and the like easily occur, so that the welding quality between the side connection pipes and the container body of the container is poor, and the connection is unstable. Based on the above problems, the manufacturing method of the container is optimized, and the welding quality and stability between the container body and the side pipe can be relatively improved.
[ invention ]
In order to solve the technical problems, the invention provides a manufacturing method of a container and the manufactured container, and the technical scheme is as follows:
the container comprises a steel container body, a steel end cover and at least two connecting pipes, wherein at least one connecting pipe is arranged on the side wall surface of the container body and relatively close to the end cover, and the manufacturing method comprises the following steps:
a provider body, an end cap, and a nipple;
and assembling the container body, the end cover and the connecting pipe and forming the container through welding and fixing.
The manufacturing method further comprises the following steps:
assembling the body and the adapter tube;
fixing the assembled device body and the connecting pipe through welding to form a first assembly;
assembling the first assembly and the end cap;
the assembled first component and the end cap are fixedly connected by welding to form the container.
The manufacturing method further comprises the following steps:
assembling the body, the end cap and the adapter tube;
and fixedly connecting the assembled device body, the end cover and the connecting pipe through welding to form the container.
The invention also provides a container, which comprises a container body (1), an end cover (2), a first connecting pipe (3) and a second connecting pipe (4), wherein the container body and the end cover are made of steel materials, the first connecting pipe is made of copper materials, and the second connecting pipe is made of copper materials;
the device body comprises a main body part, a flanging part, a first matching part, a second matching part and a shrinkage part, wherein the flanging part is formed by flanging the side wall surface of the main body part, and the first matching part is formed by shrinkage processing; the shrinkage part is arranged between the main body part and the first matching part;
one end part of the first connecting pipe is welded with the first matching part of the device body in a matching way, and the other end part of the first connecting pipe is connected with a system copper pipe; the second connecting pipe is welded with the flanging part of the device body in a matched mode, and a concave-convex part is arranged on the outer wall of the second connecting pipe or the inner wall part of the flanging part, which is welded with the second connecting pipe in a matched mode; the end cover is welded with the second matching part of the main body part in a matching way, and a concave-convex part is arranged on the outer wall of the second matching part or the inner wall part of the end cover.
The manufacturing method provided by the invention can relatively improve the welding quality and stability between the device body and the side joint pipe.
The invention also provides a container which can be assembled relatively simply and conveniently and is convenient to connect with copper pipes in the system.
Drawings
FIG. 1 is a perspective cross-sectional view of a muffler;
FIG. 2 is a cross-sectional view of a first embodiment of a first nipple and first mating portion connection;
FIG. 3 is a partial cross-sectional view of FIG. 2;
FIG. 4 is a view of a first adapter
FIG. 5 is a cross-sectional view of a second embodiment of a first nipple and first mating portion connection;
FIG. 6 is a partial cross-sectional view of FIG. 5;
FIG. 7 is a cross-sectional view of a third embodiment of a connection of a first nipple and a first mating portion;
FIG. 8 is a partial cross-sectional view of FIG. 7;
FIG. 9 is a cross-sectional view of a fourth embodiment of a first nipple and first mating portion connection;
FIG. 10 is a partial cross-sectional view of FIG. 9;
FIG. 11 is a second embodiment of a second adapter
FIG. 12 is a partial cross-sectional view of FIG. 11
FIG. 13 is a first method of manufacturing a muffler
FIG. 14 is a second method of manufacturing a muffler
100 muffler, 1 body, 2 end cap, 3 first connection pipe, 4 second connection pipe, 11 main body portion, 12 burring portion, 20 side hole, 21 end portion, 22 side wall portion, 13 first fitting portion, 14 second fitting portion, 15 shrinkage portion, 16 third fitting portion, 17 fourth fitting portion, 18 fifth fitting portion, 19 sixth fitting portion, 31 first pipe section, 32 second pipe section, 311 burring portion, 312 first pipe diameter section, 321 second pipe diameter section, 4' second connection pipe, 41 steel connection pipe, 42 copper bushing, 33 boss portion, 36 first solder portion, 37 second solder portion 38 third solder portion, 131 first end portion, 133 first concavo-convex portion, 144 second concavo-convex portion, 46 fourth concavo-convex portion, 47 third concavo-convex portion, 423 everting portion, 421 spacing portion, 422 tubular portion
[ detailed description ] of the invention
In order to enable those skilled in the art to better understand the technical solutions of the present invention, the present invention will be further described in detail with reference to the accompanying drawings and detailed description. It is evident that the drawings in the following description are only some embodiments of the invention and that other drawings may be obtained from these drawings without inventive effort for a person skilled in the art. The terms upper, lower, etc. used herein are defined by the positions of the components shown in the drawings, and are for clarity and convenience of presentation, it should be understood that the terms used herein should not limit the scope of the application; it should also be understood that the structural relationships described in connection with, fixed to, abutting, etc., are intended to include both direct and indirect methods, unless specifically stated otherwise to embody the inventive concepts.
The technical scheme is described below with reference to specific embodiments, as shown in fig. 1 to 9, the silencing device 100 provided by the present scheme includes a device body 1, an end cover 2, and a first connection pipe 3 and a second connection pipe 4, where the materials of the device body 1 and the end cover 2 are steel materials, the first connection pipe 3 is made of copper or copper alloy materials, and the first connection pipe 3 may be a system connection pipe or an adapter pipe; the material of the second adapter 4 comprises copper.
The device body 1 includes a main body 11, a flange portion 12, a first mating portion 13, a second mating portion 14, and a necking portion 15, where the first mating portion 13 is used for mating welding with a system adapter or a adaptor, the first mating portion 13 is formed by necking, the necking portion 15 is between the main body 11 and the first mating portion 13, the necking portion 15 is actually a transition section formed or required from the main body 11 to the first mating portion 13, and the first mating portion 13 may be formed by rolling a steel pipe from the main body 11 to the first mating portion 13. The flanging part 12 is formed by flanging the side wall surface of the main body part 11, and can be outwards flanging or inwards flanging; wherein, the first connecting pipe 3 and the first matching part 13 are matched and welded, compared with the traditional silencer, the first matching part 13 of the silencer is directly connected with the copper connecting pipe of the system, thus the copper bushing can be omitted, and the cost of the silencer is relatively reduced. Specifically, the first adapter tube 3 includes a first tube segment 31 and a second tube segment 32, the first tube segment 31 is close to the first mating portion 13 relative to the second tube segment 32, a direction X from the first tube segment to the second tube segment is set, and in all embodiments described herein, the first mating portion 13 is inserted into the first adapter tube 3 along the direction X; a part of the inner wall of the first pipe section 31 and a part of the outer wall of the first matching part 13 are matched and welded; further to improve the welding strength between the first adapter tube 3 and the first mating portion 13, the length L of the first tube segment 31 and the first mating portion 13 to be welded in a mating manner needs to satisfy the following conditions: and is 3 times or more the smaller value of the wall thickness D of the first pipe section 31 and the first fitting portion 13. By this arrangement, the connection strength between the first adapter tube 3 and the first fitting portion 13 is improved, and at the same time, deformation and even breakage and falling-off of the first adapter tube 3 due to the action of external force during transportation can be avoided.
Specifically, when the first adapter tube 3 and the first mating portion 13 are mated and connected, a part of the inner wall of the first pipe section 31 and a part of the outer wall of the first mating portion 13 are mated and welded to be fixedly connected, in order to further improve the connection strength and stability between the two, a first concave-convex portion 133 may be provided at the mating position of the inner wall of the first pipe section 31 or a first concave-convex portion 133 may be provided at the mating position of the outer wall of the first mating portion 13, a first solder portion 36 is formed when the first mating portion 13 and the first adapter tube 3 are welded, and the solder portion is at least partially located at the first concave-convex portion; the first concave-convex portion 133 includes a plurality of strip concave portions that are the axial direction and extend, the strip concave portions are along the circumference distribution of pipe fitting, set up concave-convex portion at the corresponding cooperation welded position of first takeover 3 and first cooperation portion 13, make form local clearance, local interference's structure between the two, thereby make the preliminary fixed mode between first takeover 3 and the first cooperation portion 13 relatively stable, can realize relatively fixed and can not fall out after the equipment, and need not to be spacing with other frock, also can not drop at the handling, can directly put into the stove simultaneously and weld, for example can pass through the welding furnace such as the tunnel furnace with other frock with other fixed, thereby reduce technology cost.
The end cap 2 is welded with the second mating portion 14, and in order to further improve the connection strength and stability between the two, a second concave-convex portion 144 may be provided at the mating portion of the inner sidewall 22 of the end cap 2 or a second concave-convex portion 144 may be provided at the mating portion of the outer wall of the second mating portion 14, and the end cap 2 forms a second solder portion 37 when being welded with the second mating portion 14, where the solder portion is located at least in part of the second concave-convex portion; the end cover 2 is provided with the concave-convex part at the part corresponding to the second matching part 14 for matching and welding, so that the two parts can be partially in interference, and the end cover 2 and the second matching part 14 can be relatively fixed without falling off after being assembled, and the limit is not needed by other tools.
The second connecting pipe 4 is a copper pipeline of an integrally formed structure, the connecting pipe of the air conditioning system is generally made of copper pipe, the second connecting pipe 4 is made of copper material, and compared with the second connecting pipe made of steel material, the second connecting pipe is more convenient to be connected with the system connecting pipe in a welded mode, and the reliability is higher. The port forming process is performed on one end part of the second connecting pipe 4, the port forming process is used for being connected with a system connecting pipe, the other end part is used for being connected with a silencer body 1, the second connecting pipe 4 comprises a third matching part 16, the third matching part 16 is matched and welded with the flanging part 12, a fourth concave-convex part 47 is arranged on the outer wall of the third matching part 16, the position of the concave-convex part corresponds to the matching position of the flanging part 12, or a fourth concave-convex part 47 is arranged on the inner wall part of the matching and welding of the flanging part 12 and the third matching part 16, the third matching part 16 is matched and welded with the flanging part 12 to form a third solder part 38, and the solder part is positioned at least at part of the concave-convex parts. The concave-convex part enables the matching part of the second connecting pipe 4 and the flanging part 12 to be in partial interference, so that the assembly is convenient, the welding is suitable for the welding after the assembly, and the limiting is not needed by other tools; the second connection pipe 4 further comprises a fourth matching part 17, the fourth matching part is used for being matched and connected with the system connection pipe, a third concave-convex part 46 is arranged on the inner wall of the fourth matching part 17, a certain distance is reserved between the third concave-convex part 46 and a port part on the outer side of the second connection pipe 4, the third concave-convex part 46 is used for matching and positioning the second connection pipe 4 and the system connection pipe, and the system connection pipe suitable for being connected with the second connection pipe 4 is of a structure positioned on the inner side of the system connection pipe; in addition, if the system connecting pipe connected with the system connecting pipe is sleeved outside the system connecting pipe, the system connecting pipe can be changed into a convex structure.
The silencer comprises a silencing chamber, the silencing chamber comprises a medium inlet and a medium outlet, the silencer further comprises a first interface part 301, a second interface part 302, a first pore canal 303, a third interface part 401, a fourth interface part 402 and a second pore canal 403, the second interface part 302 and the fourth interface part 402 are positioned in the silencer body 1, the first pore canal 303 is communicated with the second pore canal 403 to form a medium flow channel, when the first interface part 301 is the medium inlet, the third interface part 401 is the medium outlet, or when the first interface part 301 is the medium outlet, the third interface part 401 is the medium inlet.
Referring to fig. 2-4, which are first embodiments of the mating connection between the first adapter tube 3 and the first mating portion 13, the first adapter tube 3 includes a first pipe segment 31 and a second pipe segment 32, the first pipe segment 31 includes a flared portion 311 and a first pipe diameter segment 312, the first pipe diameter segment 312 is closer to the first mating portion 13 than the flared portion 311, the second pipe segment 32 includes a second pipe diameter segment 321, the flared portion 311 is located between the first pipe diameter segment 312 and the second pipe diameter segment 321, and the flared portion 311 flares from the second pipe diameter segment 321 toward a direction approaching the first mating portion 13; the diameter D1 of the first pipe diameter section 312 is larger than the diameter D2 of the second pipe diameter section 321. The first matching portion 13 is inserted into the first adapter tube 3 along the direction X, and abuts against the flaring portion 311 to serve as a limit, so that welding operation is facilitated. Part of the inner wall of the first pipe diameter section 312 is welded with part of the outer wall of the first matching part 13 in a matching way, and the length L of the matching welding is required to meet the following conditions: l is 3 times or more the smaller value of the wall thickness D of the first pipe diameter section 312 and the first fitting portion 13. The arrangement further improves the welding strength between the first connecting tube 3 and the first matching part 13, and can also avoid the deformation, even the breaking and the falling-off of the first connecting tube 3 due to the action of external force in the transportation process.
Referring to fig. 5-6, in a second embodiment of the mating connection between the first adapter tube 3 and the first mating portion 13, the first adapter tube 3 includes a first tube segment 31 and a second tube segment 32, the first mating portion 13 is inserted into the first adapter tube 3 along the direction X, and an end portion of the first adapter tube relatively close to the first mating portion abuts against the shrinkage portion 15 to serve as a limit, so that the welding operation is facilitated. The first fitting portion 13 is a straight line segment with a fixed length formed by necking, and the length L0 thereof can be designed by a designer according to specific situations, in this embodiment, the length L0 of the first fitting portion 13 is equal to the length L of the fitting welding between the first adapter tube 3 and the first fitting portion 13, so that in order to further improve the welding strength and stability between the first adapter tube 3 and the first fitting portion 13, L needs to satisfy the following conditions: l is 3 times or more the smaller value of the wall thickness D of the first adapter tube 3 and the first fitting portion 13. In this way, the welding can improve the connection strength of the first connecting pipe 3 and the first matching part 13, and simultaneously avoid the deformation, even the breaking and the falling off of the first connecting pipe 3 due to the action of external force in the transportation process.
Referring to fig. 7-8, in a third embodiment of the connection between the first adapter tube 3 and the first mating portion 13, the first mating portion 13 is inserted into the first adapter tube 3 along the direction X by a fixture, so that the depth of the first mating portion 13 inserted into the first adapter tube 3 is L1, L1 is equal to the length L of the mating welding between the first adapter tube 3 and the first mating portion 13, and the depth L1 is less than or equal to the length L0 of the first mating portion. In order to further improve the welding strength and stability between the first adapter tube 3 and the first mating portion 13, L needs to satisfy the following conditions: l is 3 times or more the smaller value of the wall thickness D of the first adapter tube 3 and the first fitting portion 13. In this way, the welding improves the connection strength between the first connecting pipe 3 and the first matching part 13, and simultaneously can avoid the deformation, even the breaking and the falling off of the first connecting pipe due to the action of external force in the transportation process.
Referring to fig. 9-10, which show a fourth embodiment of the connection between the first connection tube and the first mating portion, the first connection tube 3 includes a first tube segment 31 and a second tube segment 32, and a plurality of protrusions 33 are disposed at suitable positions on the inner wall of the first connection tube 3, where the protrusions may be convex marks, convex points or machined steps; the first matching part 13 is inserted into the first connecting pipe 3 along the direction X and abuts against the protruding part 33 to serve as a limit, so that welding operation is facilitated. In order to further improve the welding strength between the first connecting tube 3 and the first mating portion 13, the first end 131 of the first connecting tube 3 adjacent to the first mating portion 13 is spaced from the boss 33 by L, and L is the length of the first connecting tube 3 and the first mating portion 13 to be welded in a mating manner, where L needs to satisfy the following conditions: l is 3 times or more the smaller of the wall thickness of the first adapter tube 3 and the first fitting portion 13. In this way, the welding improves the connection strength between the first connecting pipe 3 and the first matching part 13, and simultaneously can avoid the deformation, even the breaking and the falling off of the first connecting pipe due to the action of external force in the transportation process.
As shown in fig. 11, the second embodiment of the muffler provided by the present embodiment includes a muffler body 1 and an end cap 2, a first adapter 3, and a second adapter 4', wherein the first adapter 3 is made of copper or copper alloy material. The material of the second nipple 4' comprises copper material,
the second connecting pipe 4' comprises a steel connecting pipe 41 and a copper bushing 42, two ends of the steel connecting pipe 41 are subjected to port forming processing, one end of the steel connecting pipe 41 is used for connecting the connector body 2, the other end of the steel connecting pipe is used for connecting the copper bushing 42, the steel connecting pipe 41 comprises a fifth matching part 18 and a sixth matching part 19, the fifth matching part 18 is matched and welded with the flanging part 12 of the device body 1, in order to improve the welding strength and reliability of the flanging part 12 of the device body 1, the outer wall of the matching part of the fifth matching part 18 and the flanging part 12 is provided with a concave-convex part or the inner wall part of the flanging part 12, which is matched and welded with the fifth matching part 18, is provided with a concave-convex part, and the concave-convex part enables the steel connecting pipe 41 and the flanging part 12 to be in partial interference at the matching part, so that the assembly is convenient, the welding after the assembly is suitable, and the limit is not needed by other tools. The copper bush 42 includes a limiting portion 421 and a tubular portion 422, and an outer wall portion of the tubular portion 422 has a concave-convex portion, so that the outer wall of the tubular portion 422 is relatively tightly matched with an inner wall of the sixth matching portion 19, and after the two portions are assembled, the two portions can be relatively fixed without falling apart. The limiting part 421 is turned outwards from the tubular part 422 to form the turned-out part 423, so that the copper bush 42 and the steel connecting pipe 41 can be axially limited, the sixth matching part 18 of the steel connecting pipe 41 and the copper bush 42 can be sealed and fixed by solder, and compared with the scheme that the second connecting pipe is an integrally formed copper pipeline, the cost of the silencer can be relatively reduced. In this embodiment, the first connecting tube 3 is welded with the first matching portion 13, and the end cover 2 is welded with the second matching portion 14, which is detailed in the first embodiment of the muffler, and will not be described herein.
As shown in fig. 2-9, a third embodiment of the silencer provided by the present embodiment includes a body 1, an end cover 2, and a first connecting pipe 3 and a second connecting pipe 4, where the body and the end cover are made of steel materials, the first connecting pipe 3 is made of copper or copper alloy materials, and the second connecting pipe 4 is an integrally formed steel pipeline.
The connection mode of the second connection pipe 4 and the system copper pipe can refer to 4 embodiments of the first connection pipe 3 and the first matching part in a matched connection mode, and details are omitted herein, and compared with the scheme that the second connection pipe is an integrally formed copper pipe or comprises a copper bushing, the second connection pipe is more cost-saving. In this embodiment, the first connecting tube 3 is welded with the first matching portion 13, and the end cover 2 is welded with the second matching portion 14, which is detailed in the first embodiment of the muffler, and will not be described herein.
Referring to fig. 13, a third embodiment of the muffler is taken as an example to describe the manufacturing process of the muffler, and the muffler which is relatively simple and convenient to assemble and is convenient to connect the muffler with the copper pipe in the system can be manufactured by the manufacturing method, the muffler comprises a muffler body, an end cover, a first connecting pipe and a second connecting pipe, the materials of the muffler body 1 and the end cover 2 are steel materials, the first connecting pipe 3 is made of copper or copper alloy materials, and the material of the second connecting pipe 4 comprises copper materials. The specific manufacturing method is as follows:
processing parts: comprises a processor body, an end cover, a first connecting pipe and a second connecting pipe;
providing a steel pipe material, and processing a blank body of the former body 1 in a cutting mode; chamfering or deburring is further carried out on two ports of the blank body of the device body 1; further rolling or necking one end of the body blank to form a main body 11, a necking portion 15 and a first matching portion 13; the port shaping processing is carried out on the mouth part of the other end to form a second matching part 14, and a side hole 20 with a flanging part 12 is processed on the side wall surface relatively close to the second matching part 14, and the processing method of the side hole can be punching, drilling and milling, but only the punching processing can form the side hole 20 with the flanging part;
providing a steel plate, forming an end cover blank in a stretching forming mode, shaping the end cover blank, and cleaning the surface of the end cover blank to obtain an end cover 2 with an end part (21) and a side wall part (22); remarks: the stretch-forming means includes a press-forming means,
providing a copper pipe, forming a first connecting pipe 3 in a cutting mode, wherein the first connecting pipe can be further processed in the following mode: providing a copper pipe, forming a first connecting pipe 3 in a cutting mode, and forming a convex part 33 on a proper position of the inner wall part of the first connecting pipe in a rolling, extruding or dotting mode; or, providing a copper pipe, forming a first connecting pipe 3 by machining in a cutting mode, and further performing a flaring process on the first end 131 of the copper pipe 3 to form a flaring part 311, wherein the flaring part divides the first connecting pipe 3 into a first pipe diameter section 312, a flaring part 311 and a second pipe diameter section 321, and the flaring part is positioned between the first pipe diameter section 312 and the second pipe diameter section 321;
providing a steel pipe, machining and forming a blank body of the second connecting pipe 4 in a cutting mode, and further chamfering or deburring two end openings of the blank body of the second connecting pipe; further, the second connecting pipe 4 is processed and formed into an elbow pipe through a bending process; a third matching part 16 which is matched with the side hole is formed at one end part of the blank body of the second connecting pipe 4 in a rolling or extrusion mode and is provided with a third concave-convex part 47, and a fourth matching part 17 which is matched with the copper connecting pipe or the copper connecting pipe of the system is formed at the other end part of the blank body of the second connecting pipe through port shaping and wire drawing; of course, other steps such as bending may be performed after the concave-convex portion is processed.
For the connection between the toilet body and the end cover, the first adapter tube, and the second adapter tube, the first concave-convex portion 133 may be formed by rolling or pressing the outer wall of the first fitting portion or the inner wall of the first adapter tube 3; the second concave-convex portion 144 may be formed by rolling or pressing the inner wall of the second fitting portion 17 or the outer wall of the end cap, or the second concave-convex portion 144 may be formed by rolling, pressing or drawing the outer wall of the second fitting portion 17 or the inner wall of the end cap.
Assembly 1:
the first connecting pipe 3 is sleeved outside the first matching part 13 in an interference or transitional matching mode, the first matching part 13 is inserted into the first connecting pipe 3 to be axially positioned through the expansion part 311 or the bulge part 33, and the first connecting pipe can also be axially positioned through the contraction part 15 or the clamp; inserting the second connecting pipe 4 into the side hole, and axially positioning by a clamp; placing high-temperature melting materials (welding rings are preferably adopted in general) between the first connecting pipe 3 and the first matching part 13 and between the second connecting pipe 4 and the flanging part;
welding 1: the first assembly of the silencer completed in the step 1 is subjected to protective welding through a tunnel furnace or a high-temperature oven, and inert gas protection or reducing gas protection is adopted in the tunnel furnace or the vacuum welding furnace during welding, or welding and fixing can be carried out through the vacuum oven;
and (3) assembling 2: assembling the first component formed in the step 1 with an end cover, wherein the end cover is sleeved outside the second matching part, the second matching part is inserted into the end cover, and the end part 21 abutting against the end cover is used as an axial limit, so that the welding is convenient; of course, the end cover can also be pressed on the inner wall of the second matching part, but the axial limiting part is required to be added relative to the scheme that the end cover is sleeved outside the second matching part, and the process is relatively complex.
Welding 2: and (3) carrying out protective welding on the silencer assembly in the step (2) through a tunnel furnace or a high-temperature oven, wherein inert gas protection or reducing gas protection is adopted in the tunnel furnace or the vacuum welding furnace during welding, or welding and fixing can be carried out through the vacuum oven.
As shown in fig. 14, the second embodiment of the muffler manufacturing method specifically includes the steps of:
processing parts: the same manufacturing method is not described here again;
and (3) assembling: the first connecting pipe 3 is sleeved outside the first matching part 13 in an interference or transitional matching mode, the first matching part 13 is inserted into the first connecting pipe 3 to be axially positioned through the expansion part 311 or the bulge part 33, and the first connecting pipe can also be axially positioned through the contraction part or the clamp; inserting a second connecting pipe into the side hole, and axially positioning through a clamp; placing high-temperature melting materials (welding rings are preferably adopted in general) between the first connecting pipe 3 and the first matching part 13 and between the second connecting pipe 4 and the flanging part; the end cover is sleeved outside the second matching part, the second matching part is inserted into the end cover, and the end part abutting against the end cover is used for axial positioning, so that the welding is convenient; the end cover can also be pressed on the inner wall of the second matching part, but the axial limiting part is required to be added relative to the scheme that the end cover is sleeved outside the second matching part, and the process is relatively complex. Through the steps, the silencer assembly is formed by assembling the silencer body, the end cover, the first connecting pipe and the second connecting pipe;
welding: and (3) carrying out protective welding on the silencer assembly through a tunnel furnace or a high-temperature oven, wherein inert gas protection or reducing gas protection is adopted in the tunnel furnace or the vacuum welding furnace during welding, or welding and fixing can be carried out through the vacuum oven.
The order of the processing steps of the parts in the two manufacturing methods can be interchanged; in the first embodiment, by dividing the welding of the muffler into two times, the welding of the muffler body and the first adapter and the second adapter forms the first assembly, and then the end cover and the first assembly are welded, so that the following two benefits are provided: firstly, in the step of welding 1, the welding quality between the second connecting pipe and the flanging part in the step of welding 1 can be seen from the port where the second matching part is positioned, whether welding flux is accumulated or not, whether the welding quality is qualified or not, and the inspection is convenient; the more important advantage is, whether the air flow in the ware body is unobstructed, has very big influence to the mobility of solder, and in welding 1 step, the end cover is not welded together, and the air flow in the ware body is unobstructed like this, and the solder mobility is better, and during the gas shielded welding, can have more shielding gas moreover to can guarantee welding quality very well. But the manufacturing cost is relatively increased with respect to the second embodiment. In the second embodiment, all the parts are assembled first and then welded at one time, so that the welding cost can be saved compared with the manufacturing method of the first embodiment.
While the muffler 100 is described above in terms of specific embodiments, the muffler 100 may be configured differently, such as for different systems, and the form or configuration of the fittings may be different. And will not be described in detail here. The silencer 100 of this scheme can replace the silencer 100 of former copper material, is applicable to the welding equipment between the different materials when having the pipe fitting, through protection welding or vacuum welding, can reduce the influence that processing surface treatment brought the environment.
It should be noted that: the above embodiments are only for illustrating the present invention and not for limiting the technical solutions described in the present invention, and although the present invention has been described in detail with reference to the above embodiments, it should be understood by those skilled in the art that the present invention can be modified, combined or substituted by equivalent, and all technical solutions and modifications thereof without departing from the spirit and scope of the present invention are intended to be covered in the scope of the claims of the present invention.
Claims (14)
1. A method of manufacturing a container comprising a body (1) of steel, an end cap (2) of steel, at least two connection tubes, wherein at least one connection tube is arranged on a side wall surface of the body relatively close to the end cap, the method comprising:
the device comprises a provider body (1), an end cover (2) and a connecting pipe;
and assembling the container body, the end cover and the connecting pipe and forming the container through welding and fixing.
2. The manufacturing method according to claim 1, further comprising the step of:
assembling the body (1) and the adapter tube;
fixing the assembled device body and the connecting pipe through welding to form a first assembly;
assembling the first assembly and the end cap;
the assembled first component and the end cap are fixedly connected by welding to form the container.
3. The manufacturing method according to claim 1, further comprising the step of:
assembling the body, the end cap and the adapter tube;
and fixedly connecting the assembled device body, the end cover and the connecting pipe through welding to form the container.
4. A method of manufacture according to any one of claims 1 to 3, wherein: the step of providing the body further comprises:
providing a steel pipe, and forming the ware body blank by machining;
performing port shaping processing, necking processing and wire drawing processing on the device body blank to form a main body part (11), a necking part (15), a first matching part (13) and a second matching part (14) of the device body;
and punching a side wall surface relatively close to the second matching part to form a side hole (20), flanging and shaping the peripheral side wall part of the side hole to form a flanging part (12).
5. A method of manufacture according to any one of claims 1 to 3, wherein: the step of providing an end cap further comprises:
providing a steel plate, stretching to obtain an end cover blank, shaping the end cover blank, and cleaning the surface to obtain the end cover with the end part (21) and the side wall part (22).
6. The manufacturing method according to claim 4, wherein: the adapter comprises a first adapter (3) and a second adapter (4), and the step of providing the first adapter further comprises:
providing a copper pipe, cutting the pipe, deburring and forming to form a blank of the first connecting pipe (3), and flaring one end part of the blank of the first connecting pipe to form the first connecting pipe (3) with a flaring part;
or providing a copper pipe, cutting the pipe, deburring and forming to form the first connecting pipe blank, and machining the inner wall of the first connecting pipe blank to form a first connecting pipe (3) with a protruding part (33).
7. The manufacturing method according to claim 6, characterized in that: the step of providing the second nozzle (4) further comprises:
providing a steel pipe, cutting the pipe, removing the plastic to form a second connecting pipe blank, rolling one end part of the second connecting pipe blank to form a third matching part (16) matched and connected with the flanging part (12), and carrying out port plastic processing on the other end part to form a fourth matching part (17) matched with the copper bushing or the system copper connecting pipe.
8. The manufacturing method according to claim 6, characterized in that: the assembling step further comprises:
the first connecting pipe is sleeved outside the first matching part, and the first matching part is inserted into the first connecting pipe and abuts against the flaring part or the protruding part to perform axial limiting.
9. The manufacturing method according to claim 5, characterized in that: the assembling step further comprises:
the end cover (2) is sleeved outside the second matching part, so that the second matching part is inserted into the end cover and abuts against the end part (21) of the end cover to perform axial limiting.
10. A container produced by the production method according to any one of claims 1 to 9, characterized in that: the container comprises a container body (1), an end cover (2), a first connecting pipe (3) and a second connecting pipe (4), wherein the container body and the end cover are made of steel materials, the first connecting pipe is made of copper materials, and the second connecting pipe is made of copper materials;
the device body comprises a main body part, a flanging part, a first matching part, a second matching part and a shrinkage part, wherein the flanging part is formed by flanging the side wall surface of the main body part, and the first matching part is formed by shrinkage processing; the shrinkage part is arranged between the main body part and the first matching part;
one end part of the first connecting pipe is welded with the first matching part of the device body in a matching way, and the other end part of the first connecting pipe is connected with a system copper pipe; the second connecting pipe is welded with the flanging part on the side wall surface of the device body in a matched mode, the outer wall of the second connecting pipe is provided with a concave-convex part or the flanging part is provided with a concave-convex part on the inner wall part welded with the second connecting pipe in a matched mode; the end cover is welded with the second matching part of the main body part in a matching way, and the outer wall of the second matching part is provided with a concave-convex part or the inner wall of the end cover is provided with a concave-convex part.
11. A container as claimed in claim 10, wherein: the container further comprises a silencing chamber, the silencing chamber comprises a medium inlet and a medium outlet, the container further comprises a first interface part, a second interface part, a first pore canal, a third interface part, a fourth interface part and a second pore canal, the second interface part and the fourth interface part are positioned in the container body 1, the first pore canal is communicated with the second pore canal to form a medium flow channel, wherein when the first interface part is the medium inlet, the third interface part is the medium outlet, or when the first interface part is the medium outlet, the third interface part is the medium inlet.
12. A container according to claim 10 or 11, wherein: the device body, the end cover, the first connecting pipe and the second connecting pipe are fixed by one-time protection welding, and the device body, the end cover, the first connecting pipe and the second connecting pipe are welded by a flint furnace or a high-temperature oven, and inert gas protection or reducing gas protection is adopted in the flint furnace or the vacuum welding furnace during welding; or the device body, the end cover, the first connecting pipe and the second connecting pipe are welded through a vacuum oven.
13. A container according to any one of claims 10-12, wherein: the second connecting pipe comprises a steel connecting pipe and a copper bushing, the steel connecting pipe comprises a fifth matching part and a sixth matching part, the fifth matching part is matched and connected with the flanging part, and the sixth matching part is matched and connected with the copper bushing.
14. A container as claimed in claim 13, wherein: the copper bushing comprises a limiting part and a tubular part, wherein the outer wall part of the tubular part is provided with a concave-convex part, so that the outer wall of the tubular part is in relatively tight fit with the inner wall of the sixth fit part, and the limiting part is turned outwards from the tubular part to form an everting part.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210728821 | 2022-06-24 | ||
| CN2022107288211 | 2022-06-24 | ||
| CN202221601785 | 2022-06-24 | ||
| CN2022216017854 | 2022-06-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117324746A true CN117324746A (en) | 2024-01-02 |
Family
ID=89290779
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211199771.9A Pending CN117324746A (en) | 2022-06-24 | 2022-09-29 | Method for manufacturing container and manufactured container |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117324746A (en) |
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2022
- 2022-09-29 CN CN202211199771.9A patent/CN117324746A/en active Pending
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