CN117841371A - Flange short pipe forming device with double welding modes and forming process - Google Patents
Flange short pipe forming device with double welding modes and forming process Download PDFInfo
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- CN117841371A CN117841371A CN202311823605.6A CN202311823605A CN117841371A CN 117841371 A CN117841371 A CN 117841371A CN 202311823605 A CN202311823605 A CN 202311823605A CN 117841371 A CN117841371 A CN 117841371A
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- 238000003466 welding Methods 0.000 title claims abstract description 243
- 238000000034 method Methods 0.000 title claims abstract description 24
- 230000008569 process Effects 0.000 title claims abstract description 20
- 230000007246 mechanism Effects 0.000 claims abstract description 108
- 238000005498 polishing Methods 0.000 claims abstract description 90
- 238000002844 melting Methods 0.000 claims abstract description 71
- 230000008018 melting Effects 0.000 claims abstract description 65
- 239000002131 composite material Substances 0.000 claims abstract description 51
- 229920003023 plastic Polymers 0.000 claims abstract description 51
- 239000004033 plastic Substances 0.000 claims abstract description 51
- 238000001514 detection method Methods 0.000 claims abstract description 45
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 26
- 229910052802 copper Inorganic materials 0.000 claims abstract description 26
- 239000010949 copper Substances 0.000 claims abstract description 26
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 7
- 239000010959 steel Substances 0.000 claims abstract description 7
- 239000000463 material Substances 0.000 claims abstract description 4
- 230000004927 fusion Effects 0.000 claims description 63
- 239000012943 hotmelt Substances 0.000 claims description 55
- 238000010438 heat treatment Methods 0.000 claims description 42
- 238000000465 moulding Methods 0.000 claims description 11
- 238000003723 Smelting Methods 0.000 claims description 8
- 150000001875 compounds Chemical class 0.000 claims description 6
- 230000009977 dual effect Effects 0.000 claims 4
- 238000007689 inspection Methods 0.000 claims 1
- 230000001681 protective effect Effects 0.000 abstract description 4
- 238000007789 sealing Methods 0.000 abstract description 2
- 238000001746 injection moulding Methods 0.000 description 8
- 230000009471 action Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 3
- 239000000428 dust Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000007517 polishing process Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012790 confirmation Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012994 industrial processing Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000004886 process control Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
- B29C65/18—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated tools
- B29C65/20—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated tools with direct contact, e.g. using "mirror"
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B55/00—Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition
- B24B55/06—Dust extraction equipment on grinding or polishing machines
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C37/00—Component parts, details, accessories or auxiliary operations, not covered by group B29C33/00 or B29C35/00
- B29C37/02—Deburring or deflashing
- B29C37/04—Deburring or deflashing of welded articles, e.g. deburring or deflashing in combination with welding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
- B29C65/34—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement"
- B29C65/3404—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement" characterised by the type of heated elements which remain in the joint
- B29C65/342—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement" characterised by the type of heated elements which remain in the joint comprising at least a single wire, e.g. in the form of a winding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
- B29C65/34—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement"
- B29C65/3468—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement" characterised by the means for supplying heat to said heated elements which remain in the join, e.g. special electrical connectors of windings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/78—Means for handling the parts to be joined, e.g. for making containers or hollow articles, e.g. means for handling sheets, plates, web-like materials, tubular articles, hollow articles or elements to be joined therewith; Means for discharging the joined articles from the joining apparatus
- B29C65/7802—Positioning the parts to be joined, e.g. aligning, indexing or centring
- B29C65/7805—Positioning the parts to be joined, e.g. aligning, indexing or centring the parts to be joined comprising positioning features
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/78—Means for handling the parts to be joined, e.g. for making containers or hollow articles, e.g. means for handling sheets, plates, web-like materials, tubular articles, hollow articles or elements to be joined therewith; Means for discharging the joined articles from the joining apparatus
- B29C65/7841—Holding or clamping means for handling purposes
- B29C65/7844—Holding or clamping means for handling purposes cooperating with specially formed features of at least one of the parts to be joined, e.g. cooperating with holes or ribs of at least one of the parts to be joined
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/82—Testing the joint
- B29C65/8292—Testing the joint by the use of ultrasonic, sonic or infrasonic waves
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/50—General aspects of joining tubular articles; General aspects of joining long products, i.e. bars or profiled elements; General aspects of joining single elements to tubular articles, hollow articles or bars; General aspects of joining several hollow-preforms to form hollow or tubular articles
- B29C66/51—Joining tubular articles, profiled elements or bars; Joining single elements to tubular articles, hollow articles or bars; Joining several hollow-preforms to form hollow or tubular articles
- B29C66/53—Joining single elements to tubular articles, hollow articles or bars
- B29C66/534—Joining single elements to open ends of tubular or hollow articles or to the ends of bars
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/80—General aspects of machine operations or constructions and parts thereof
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2023/00—Tubular articles
- B29L2023/22—Tubes or pipes, i.e. rigid
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Lining Or Joining Of Plastics Or The Like (AREA)
Abstract
The invention discloses a flange short pipe forming device with double welding modes and a forming process, wherein the forming device is used for welding a workpiece, the workpiece comprises a plastic ring, an electric melting piece and a composite pipe, a sealing waterline is arranged on the plastic ring, the electric melting piece is of a tapered angle of 30 degrees, the composite pipe is made of steel skeleton plastic materials, a resistance wire is arranged on the inner wall of the electric melting piece with a tapered part, a fixing ring is sleeved on the outer wall of the electric melting piece with the tapered part, the fixing ring is connected with a polishing cover, the fixing ring is of a C-shaped openable structure, two copper feet are arranged on the outer wall of the composite pipe, a copper foot protective cover is arranged on each copper foot, the forming device comprises a workpiece, a fixing mechanism, a welding mechanism, a polishing mechanism and a welding detection mechanism, the fixing mechanism is used for fixing the workpiece, the fixing mechanism is connected with the welding mechanism, the fixing mechanism is connected with the polishing mechanism, and the fixing mechanism is connected with the welding detection mechanism.
Description
Technical Field
The invention relates to the technical field of flange short tube forming, in particular to a flange short tube forming device with double welding modes and a flange short tube forming process.
Background
The flange short pipe is used as an important connecting part in a pipeline system, has very wide application, can be applied to industrial processing equipment in the industrial fields of electric power, steel, metal and the like, such as boilers, condensers and heat exchangers, and can be applied to fluid transportation systems in the industries of petrochemical industry, chemical industry, medicine, food and the like, and is used for conveying substances such as gas, liquid, solid, powder and the like.
In the field of flange short tube forming, a flange short tube of a traditional steel skeleton plastic composite tube is generally produced by adopting an injection molding method, namely, one end of the short tube is injected with a layer of flange-shaped thick plastic, an injection molding machine and an injection mold are required to be used as a foundation for realizing the injection molding process, but the flange produced by adopting the injection molding method has two defects which can influence the use of the flange, firstly, the necessary defect of a thick-wall flange injection molding piece is that a melt shrinkage hole exists at a corner, the existence of the hole can seriously influence the strength of the flange, secondly, the surface of the steel skeleton plastic composite short tube is molded and cooled during injection molding, the process of wrapping the surface of the composite tube by using high-temperature molten plastic is limited in a process control means, and detection and confirmation measures are limited and cannot reduce the probability of the occurrence of the defect of the flange short tube.
Disclosure of Invention
The invention aims to provide a flange short pipe forming device with double welding modes and a forming process, so as to solve the problems in the background art.
In order to solve the technical problems, the invention provides the following technical scheme:
the utility model provides a flange nozzle stub forming device with two welding mode, forming device welds the work piece, the work piece includes plastic ring, electric smelting spare and composite tube, be equipped with sealed waterline on the plastic ring, the angle that the electric smelting spare takes the tapering is 30, the composite tube is steel skeleton plastics material, resistance wire is laid to electric smelting spare inner wall, fixed ring is established to electric smelting spare area tapering part outer wall cover, fixed ring and cover connection of polishing, fixed ring is "C" shape openable structure, the composite tube outer wall is equipped with two copper feet, be equipped with copper foot visor on the copper foot, forming device includes work piece, fixed establishment, welding mechanism, polishing mechanism and welding detection mechanism, fixed establishment is used for fixing the work piece, fixed establishment and welding mechanism connect, fixed establishment and polishing mechanism connect, fixed establishment and welding detection mechanism connect.
The workpiece is formed by combining three parts, namely a plastic ring, an electric melting part and a composite pipe, wherein the electric melting part and the composite pipe are subjected to electric melting welding firstly, then the electric melting part and the plastic ring are subjected to hot melting welding together, the fixing ring is used for fixing a tapered part of the electric melting part, expansion deformation of the tapered part of the electric melting part is prevented in the electric melting welding process of the electric melting part and the composite pipe, the fixing mechanism is used as a main installation basis and is used for fixing the workpiece, the welding mechanism, the polishing mechanism and the welding detection mechanism are fixed by utilizing the fixing base, and the workpiece can be rotated at a certain speed so as to facilitate polishing.
Further, fixed establishment includes fixed base, flange carousel, rotating electrical machines, hot melt welding seat and rotary support seat, fixed base and rotary support seat fastening connection, be equipped with the mounting groove on the rotary support seat, the rotating electrical machines is arranged in the mounting groove, rotating electrical machines and rotary support seat fastening connection, flange carousel and rotating electrical machines output fastening connection, hot melt welding seat and rotary support seat fastening connection, plastic ring and flange carousel connect, fixed base and welding mechanism connect, fixed base and grinding mechanism connect, fixed base and welding detection mechanism connect, hot melt welding seat and welding mechanism connect.
In the fixed establishment, fixed base and rotary support seat fastening connection are equipped with the mounting groove on the rotary support seat, and the rotating electrical machines is arranged in the mounting groove, and rotating electrical machines output and flange carousel fastening connection, and the work piece is placed on the flange carousel, and after the rotating electrical machines starts, the rotating electrical machines output drives the flange carousel and rotates, is convenient for polish the junction between the electric melting piece of work piece and the compound pipe, and the hot melt welding seat setting is in rotary support seat fastening connection, is convenient for place hot melt welding device.
Further, welding mechanism includes hot melt welding set, electric melt welding machine, hot melt welding set includes hot melt welding machine and heating plate, hot melt welding machine and heating plate fastening connection, hot melt welding machine and hot melt welding seat are connected, plastic ring and electric melt piece handing-over department are arranged in to the heating plate, the hot melt welding machine is two semicircle annular structures, two semicircle type structures of hot melt welding machine are connected through the fixed knot, hot melt welding seat and hot melt welding machine junction are provided with the spout, two semicircle structure bottoms of hot melt welding machine all are connected through the spout with the hot melt welding seat, electric melt welding machine and fixed base pass through bracing piece fastening connection.
In the welding mechanism, the welding is divided into hot-melt welding and electric-melt welding, the electric-melt welding is firstly carried out through an electric-melt welding machine, the electric-melt welding machine is used for carrying out electric-melt welding on a composite pipe and an electric-melt part, two copper feet are arranged on the outer wall of the electric-melt part, a copper foot protective cover is arranged on the copper feet, resistance wires are distributed on the inner wall of the electric-melt part, two output electrode joints of the electric-melt welding machine are respectively connected with the two copper feet on the outer wall of the electric-melt part, after a power supply is started, the resistance wires on the inner wall of the electric-melt part are heated, the heated energy enables a connecting interface of the composite pipe and the electric-melt part to be melted, the composite pipe and the electric-melt part are welded together, after the electric-melt welding is finished and cooled, a fixing ring sleeved on the taper part of the electric-melt part can be opened, then the plastic ring of a workpiece and the electric-melt part are welded through a hot-melt welding device, the hot-melt welding machine and a hot-melt welding seat are connected through a chute, and the heating piece and the hot-melt welding machine are fixedly connected, between the plastic ring and the electric-melt welding machine, and the electric-melt welding machine is heated, when the heating piece is started, and the heating piece is heated, and when the plastic ring is heated, and the electric-melt part is bonded, and the workpiece is far away from the chute.
Further, grinding machanism is including polishing the head, polishing motor and polishing cover, polishing cover and fixed base pass through the bracing piece fastening connection of polishing, polishing motor and polishing cover pass through the backup pad fastening connection of polishing, polishing head and polishing motor output are connected, polishing head is towards electric melting piece and compound pipe junction.
In the polishing mechanism, the polishing mechanism is arranged at the opposite end of the welding mechanism, after the workpiece is subjected to electric fusion welding, the welding part rotates to the polishing mechanism, the joint of the composite pipe and the electric fusion part is polished through a polishing motor driving polishing head, and a polishing cover is sleeved outside the polishing motor and the polishing head so as to reduce the escape of dust in the polishing process.
Further, welding detection mechanism includes ultrasonic detector and detects the frame, ultrasonic detector and detect frame fastening connection, detect frame and fixed base fastening connection, ultrasonic detector detects the welding position of end orientation electric melting piece and compound pipe.
In the welding detection mechanism, the welding detection mechanism is arranged in the middle of the path from the electric fusion welding machine to the polishing mechanism, and quality detection is carried out on the place where electric fusion welding is finished through the ultrasonic detector.
A molding process of a flange short pipe molding device with double welding modes comprises the following steps:
(1) The electric welding is used for welding the composite pipe and the electric welding piece, and the electric welding is used for heating the resistance wire on the inner wall of the electric welding piece by using the electric welding machine, so that the connecting interface of the composite pipe and the electric welding piece is melted for welding;
(2) The plastic ring, the electric melting piece and the whole of the composite pipe are welded by hot melting, a heating plate is heated by a hot melting welder, the heating plate is arranged between the plastic ring and the electric melting piece, the contact surface of the plastic ring and the electric melting piece is melted, and the heating plate is removed to bond the plastic ring and the electric melting piece;
(3) The polishing mechanism polishes the electric fusion welding part, and the polishing mechanism drives a polishing head to polish the joint of the composite pipe and the electric fusion part through a polishing motor;
(4) The welding detection mechanism detects the electric fusion welding position of the workpiece, and the ultrasonic detector is used for quality detection.
The invention carries out electric fusion welding on the electric fusion piece of the workpiece and the composite pipe, then carries out hot fusion welding on the plastic ring and the electric fusion piece, and carries out quality detection and polishing on the welding position.
Compared with the prior art, the invention has the following beneficial effects: after the electric fusion welding device is started, the electric fusion welding is firstly carried out on the electric fusion welding piece and the composite pipe, the copper foot protective cover is firstly removed before the electric fusion welding is carried out, then the two output electrode joints of the electric fusion welding machine are respectively connected with the two copper feet on the outer wall of the electric fusion welding piece, after a power supply is started, the resistance wire on the inner wall of the electric fusion welding piece is heated, the connecting interface between the composite pipe and the electric fusion welding piece is fused by the heated energy of the resistance wire, the composite pipe and the electric fusion welding piece are welded together, in the electric fusion welding process, the fixing ring is sleeved on the tapered part of the electric fusion welding piece all the time to prevent expansion deformation, after the electric fusion welding is finished, the ultrasonic detector carries out quality detection, after the electric fusion welding is finished, the connection between the electric fusion welding machine and the copper feet is disconnected, the rotating motor drives the workpiece to rotate for polishing at the interface, then the plastic ring of the workpiece is welded with the electric fusion welding piece through the hot fusion welding device, the hot fusion welding machine and the hot fusion welding seat are connected through the sliding groove, the heating piece is fixedly connected with the hot fusion welding machine, the hot fusion welding piece is arranged between the plastic ring and the electric fusion welding piece, the hot fusion welding piece is started to heat the heating piece, and the heating piece is heated to be far away from the welding piece through the heating pipe.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention. In the drawings:
FIG. 1 is a schematic general construction of the present invention;
FIG. 2 is a schematic view of the structure of the fixing mechanism of the present invention;
FIG. 3 is a cross-sectional view of the securing mechanism of the present invention;
FIG. 4 is an enlarged view of part A of the view of FIG. 3;
FIG. 5 is a schematic view of a welding mechanism of the present invention;
FIG. 6 is a cross-sectional view of the grinding mechanism of the present invention;
FIG. 7 is a schematic view of a welding detection mechanism of the present invention;
FIG. 8 is a pictorial view of a workpiece in accordance with the present invention;
FIG. 9 is a diagram showing a comparison of an original injection molding method and a conventional welding method (left injection molding method, right welding method);
in the figure: 1-workpiece, 11-plastic ring, 12-electric melting piece, 13-composite pipe, 2-fixing mechanism, 21-fixing base, 22-flange turntable, 23-rotating motor, 24-hot-melting welding seat, 25-rotating supporting seat, 3-welding mechanism, 31-hot-melting welding device, 311-hot-melting welding machine, 312-heating piece, 32-electric melting welding machine, 4-polishing mechanism, 41-polishing head, 42-polishing motor, 43-polishing cover, 5-welding detection mechanism, 51-ultrasonic detector and 52-detection frame.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The invention provides the technical scheme that:
as shown in figures 1, 8 and 9, a flange short pipe forming device with double welding modes is used for welding a workpiece 1, the workpiece 1 comprises a plastic ring 11, an electric melting piece 12 and a composite pipe 13, a sealing waterline is arranged on the plastic ring 11, the electric melting piece 12 is provided with a taper angle of 30 degrees, the composite pipe 13 is made of steel skeleton plastic materials, a resistance wire is arranged on the inner wall of the electric melting piece 12, a fixing ring is sleeved on the outer wall of the tapered part of the electric melting piece 12 and is connected with a polishing cover 43, the fixing ring is of a C-shaped openable structure, two copper feet are arranged on the outer wall of the composite pipe 13, a copper foot protective cover is arranged on each copper foot, the forming device comprises a workpiece 1, a fixing mechanism 2, a welding mechanism 3, a polishing mechanism 4 and a welding detection mechanism 5, the fixing mechanism 2 is used for fixing the workpiece 1, the fixing mechanism 2 is connected with the welding mechanism 3, the fixing mechanism 2 is connected with the polishing mechanism 4, and the fixing mechanism 2 is connected with the welding detection mechanism 5.
The workpiece 1 is formed by combining three parts, namely a plastic ring 11, an electric melting part 12 and a composite pipe 13, wherein the electric melting part 13 and the electric melting part 12 are firstly subjected to electric melting welding, then are subjected to hot melting welding together with the plastic ring 11, the fixing ring is used for fixing a tapered part of the electric melting part 12, the electric melting part 12 is prevented from expanding and deforming in the electric melting welding process of the electric melting part 12 and the composite pipe 13, the fixing mechanism 2 is used as a main installation basis and is used for fixing the workpiece 1, the welding mechanism 3, the polishing mechanism 4 and the welding detection mechanism 5, the fixing base 21 is used for fixing the welding mechanism 3, the polishing mechanism 4 and the welding detection mechanism 5, and the workpiece 1 is fixed through the flange turntable 22, so that the workpiece 1 can rotate at a certain speed and is convenient to polish.
As shown in fig. 2 to 4, the fixing mechanism 2 comprises a fixing base 21, a flange turntable 22, a rotating motor 23, a hot-melt welding seat 24 and a rotating supporting seat 25, wherein the fixing base 21 is in fastening connection with the rotating supporting seat 25, a mounting groove is formed in the rotating supporting seat 25, the rotating motor 23 is arranged in the mounting groove, the rotating motor 23 is in fastening connection with the rotating supporting seat 25, the flange turntable 22 is in fastening connection with the output end of the rotating motor 23, the hot-melt welding seat 24 is in fastening connection with the rotating supporting seat 25, the plastic ring 11 is connected with the flange turntable 22, the fixing base 21 is connected with the welding mechanism 3, the fixing base 21 is connected with the polishing mechanism 4, the fixing base 21 is connected with the welding detection mechanism 5, and the hot-melt welding seat 24 is connected with the welding mechanism 3.
In the fixing mechanism 2, a fixing base 21 is fixedly connected with a rotary supporting seat 25, a mounting groove is formed in the rotary supporting seat 25, a rotary motor 23 is arranged in the mounting groove, the rotary motor 23 is fixedly connected with the rotary supporting seat 25, the output end of the rotary motor 23 is fixedly connected with a flange turntable 22, a workpiece 1 is arranged on the flange turntable 22, after the rotary motor 23 is started, the output end of the rotary motor 23 drives the flange turntable 22 to rotate, polishing is conveniently carried out on a joint between an electric melting piece 12 and a composite pipe 13, and a hot melting welding seat 24 is arranged in the rotary supporting seat 25 and is fixedly connected with the rotary supporting seat, so that a hot melting welding device 31 is conveniently arranged.
As shown in fig. 5 to 6, the welding mechanism 3 comprises a hot-melt welding device 31 and an electric fusion welding machine 32, the hot-melt welding device 31 comprises a hot-melt welding machine 311 and a heating plate 312, the hot-melt welding machine 311 is fixedly connected with the heating plate 312, the hot-melt welding machine 311 is connected with a hot-melt welding seat 24, the heating plate 312 is arranged at the joint of the plastic ring 11 and the electric fusion part 12, the hot-melt welding machine 311 is in two semicircular structures, the two semicircular structures of the hot-melt welding machine 311 are connected through a fixing buckle, a chute is arranged at the joint of the hot-melt welding seat 24 and the hot-melt welding machine 311, the bottoms of the two semicircular structures of the hot-melt welding machine 311 are both connected with the hot-melt welding seat 24 through the chute, and the electric fusion welding machine 32 is fixedly connected with a fixing base 21 through a supporting rod.
In the welding mechanism 3, the welding of the invention is divided into hot-melt welding and electric-melt welding, firstly, electric-melt welding is carried out by an electric-melt welding machine 32, the electric-melt welding machine 32 is used for carrying out electric-melt welding on a composite pipe 13 and an electric-melt part 12, two copper feet are arranged on the outer wall of the electric-melt part 12, a copper foot protection cover is arranged on the copper feet, resistance wires are distributed on the inner wall of the electric-melt part 12, two output electrode joints of the electric-melt welding machine 32 are respectively connected with the two copper feet on the outer wall of the electric-melt part 12, after a power supply is started, the resistance wires on the inner wall of the electric-melt part 12 are heated, the heated energy of the heating is used for melting a connecting interface of the composite pipe 13 and the electric-melt part 12, so that the composite pipe 13 and the electric-melt part 12 are welded together, after the electric-melt welding is finished and cooled, a fixed ring sleeved on the taper part of the electric-melt part can be opened, then, the plastic ring 11 of a workpiece 1 and the electric-melt part 12 are welded by a hot-melt welding device 31, the hot-melt welding machine 311 and a fusion welding seat 24 are connected through a chute, and a fusion welding piece 312 are fastened, and a fusion welding machine 311 are connected, and a fusion machine 311, and a fusion machine is fastened, and a welding machine 312 are arranged, and a heating piece is arranged between the plastic ring 11 and the electric-melt part 12 and the heating machine 12 and the heating joint 11 and the fusion piece 11 and the heating device and the fusion piece 11 and the heating and the fusion machine 11.
As shown in fig. 7, the polishing mechanism 4 includes a polishing head 41, a polishing motor 42 and a polishing cover 43, the polishing cover 43 and the fixed base 21 are fastened and connected by a polishing support rod, the polishing motor 42 and the polishing cover 43 are fastened and connected by a polishing support plate, the polishing head 41 is connected with the output end of the polishing motor 42, and the polishing head 41 is oriented to the junction of the electric melting piece 12 and the composite tube 13.
In the polishing mechanism 4, the polishing mechanism 4 is arranged at the opposite end of the welding mechanism 3, after the workpiece 1 is subjected to electric fusion welding, the welding position rotates to the polishing mechanism 4, the polishing head 41 is driven by the polishing motor 42 to polish the joint of the composite pipe 13 and the electric fusion part 12, and a polishing cover 43 is sleeved outside the polishing motor 42 and the polishing head 41 so as to reduce the escape of dust in the polishing process.
As shown in fig. 8, the welding detection mechanism 5 includes an ultrasonic detector 51 and a detection frame 52, the ultrasonic detector 51 and the detection frame 52 are fastened and connected, the detection frame 52 and the fixed base 21 are fastened and connected, and the detection end of the ultrasonic detector 51 faces to the welding position of the electric melting piece 12 and the composite tube 13.
In the welding detection mechanism 5, the welding detection mechanism 5 is provided in the middle of the path of the workpiece 1 rotated by the electric fusion welding machine 32 to the polishing mechanism 4, and quality detection is performed on the place where electric fusion welding is completed by the ultrasonic detector 51.
A molding process of a flange short pipe molding device with double welding modes comprises the following steps:
(1) Electrofusion welding the composite tube 13 and the electrofusion member 12, wherein the electrofusion welding is performed by heating a resistance wire of the inner wall of the electrofusion member 12 by using the electrofusion welder 32, so that the connection interface of the composite tube 13 and the electrofusion member 12 is fused for welding;
(2) The whole of the plastic ring 11, the electric melting piece 12 and the composite pipe 13 is subjected to hot-melt welding, a heating piece 312 is heated by a hot-melt welding machine 311, the heating piece 312 is placed between the plastic ring 11 and the electric melting piece 12, when the contact surface of the plastic ring 11 and the electric melting piece 12 is melted, and the heating piece 312 is removed to bond the plastic ring 11 and the electric melting piece 12;
(3) The polishing mechanism 4 polishes the electric fusion welding part, and the polishing mechanism 4 drives the polishing head 41 to polish the joint of the composite pipe 13 and the electric fusion part 12 through the polishing motor 42;
(4) The welding detection mechanism 5 detects the electric fusion welding position of the workpiece, and quality detection is performed by the ultrasonic detector 51.
The invention carries out electric fusion welding on the electric fusion piece 12 and the composite pipe 13 of the workpiece 1, then carries out hot fusion welding on the plastic ring 11 and the electric fusion piece 12, and carries out quality detection and polishing on the welding position.
The working principle of the invention is as follows: after the electric welding machine is started, electric welding is firstly carried out on the electric melting piece 12 and the composite pipe 13, a copper foot protection cover is firstly removed before electric welding is carried out, then two output electrode joints of the electric welding machine 32 are respectively connected with two copper feet on the outer wall of the electric melting piece 12, after a power supply is started, a resistance wire on the inner wall of the electric melting piece 12 is heated, the heated energy of the resistance wire enables a connecting interface between the composite pipe 13 and the electric melting piece 12 to be melted, the composite pipe 13 and the electric melting piece 12 are welded together, a fixing ring is always sleeved on a tapered part of the electric melting piece in the electric welding process, expansion deformation is prevented, after the electric welding is finished, quality detection is carried out by an ultrasonic detector 51, after the electric welding is finished, the connection between the electric melting machine 32 and the copper feet is cut off, a rotary motor 23 drives a workpiece 1 to rotate for polishing at the interface, then the plastic ring 11 of the workpiece 1 and the electric melting piece 12 are welded through a hot welding device 31, a heating piece 312 and a fusion welding seat 24 are connected through a chute, the heating piece 311 and the fusion welding machine 311 are fixedly connected, and the plastic ring 11 and the electric melting piece 311 are arranged between the plastic ring 11 and the electric melting piece 12, and the heating piece 311 is welded through the heating piece and the heating piece 11, and the heating piece is far away from the heating the chute 11 and the heating piece 11 and the welding piece is finished.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present invention, and the present invention is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present invention has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. Flange nozzle stub forming device with two welding mode, forming device welds work piece (1), work piece (1) include plastic ring (11), electric smelting spare (12) and compound pipe (13), be equipped with sealed waterline on plastic ring (11), the angle that electric smelting spare (12) take conicity is 30, compound pipe (13) are steel skeleton plastics material, resistance wire is laid to electric smelting spare (12) inner wall, fixed ring is established to electric smelting spare (12) taper part outer wall cover, fixed ring is connected with cover (43) of polishing, fixed ring is "C" shape openable structure, compound pipe (13) outer wall is equipped with two copper feet, be equipped with copper foot visor on the copper foot, its characterized in that: the forming device comprises a workpiece (1), a fixing mechanism (2), a welding mechanism (3), a polishing mechanism (4) and a welding detection mechanism (5), wherein the fixing mechanism (2) is used for fixing the workpiece (1), the fixing mechanism (2) is connected with the welding mechanism (3), the fixing mechanism (2) is connected with the polishing mechanism (4), and the fixing mechanism (2) is connected with the welding detection mechanism (5).
2. A flange neck forming apparatus having a dual welding mode as claimed in claim 1, wherein: the fixing mechanism (2) comprises a fixing base (21), a flange turntable (22), a rotating motor (23), a hot-melting welding seat (24) and a rotating supporting seat (25), wherein the fixing base (21) is fixedly connected with the rotating supporting seat (25), a mounting groove is formed in the rotating supporting seat (25), the rotating motor (23) is arranged in the mounting groove, the rotating motor (23) is fixedly connected with the rotating supporting seat (25), the flange turntable (22) is fixedly connected with the output end of the rotating motor (23), the hot-melting welding seat (24) is fixedly connected with the rotating supporting seat (25), the plastic ring (11) is connected with the flange turntable (22), the fixing base (21) is connected with the welding mechanism (3), the fixing base (21) is connected with the polishing mechanism (4), and the fixing base (21) is connected with the welding detection mechanism (5), and the hot-melting welding seat (24) is connected with the welding mechanism (3).
3. A flange short pipe forming device with double welding modes according to claim 2, characterized in that: the welding mechanism (3) comprises a hot-melt welding device (31) and an electric fusion welding machine (32), the hot-melt welding device (31) comprises a hot-melt welding machine (311) and a heating piece (312), the hot-melt welding machine (311) and the heating piece (312) are in fastening connection, the hot-melt welding machine (311) is connected with a hot-melt welding seat (24), and the electric fusion welding machine (32) is in fastening connection with a fixed base (21) through a supporting rod.
4. A flange neck forming apparatus having a dual welding mode as claimed in claim 3, wherein: grinding machanism (4) are including polishing head (41), polishing motor (42) and polishing cover (43), polishing cover (43) and fixed base (21) fastening connection, polishing motor (42) and polishing cover (43) fastening connection, polishing head (41) are connected with polishing motor (42) output.
5. A flange neck forming apparatus having a dual welding mode as claimed in claim 4, wherein: the welding detection mechanism (5) comprises an ultrasonic detector (51) and a detection frame (52), the ultrasonic detector (51) is fixedly connected with the detection frame (52), and the detection frame (52) is fixedly connected with the fixed base (21).
6. A flange neck forming apparatus having a dual welding mode as claimed in claim 5, wherein: the heating piece (312) is arranged at the joint of the plastic ring (11) and the electric melting piece (12), the two semicircular structures of the hot-melt welding machine (311) are connected through the fixing buckle, a chute is arranged at the joint of the hot-melt welding seat (24) and the hot-melt welding machine (311), and the bottoms of the two semicircular structures of the hot-melt welding machine (311) are connected with the hot-melt welding seat (24) through the chute.
7. The flange short tube forming device with double welding modes according to claim 6, wherein: the polishing head (41) faces towards the junction of the electric melting piece (12) and the composite pipe (13), and the detection end of the ultrasonic detector (51) faces towards the welding position of the electric melting piece (12) and the composite pipe (13).
8. The molding process of the flange short tube molding device with the double welding modes according to claim 7, wherein the molding process comprises the following steps: the molding process comprises the following steps:
(1) Electrofusion welding the composite tube (13) and the electrofusion member (12);
(2) The plastic ring (11), the electric melting piece (12) and the composite pipe (13) are welded in a hot melting way;
(3) The polishing mechanism (4) polishes the electric fusion welding part;
(4) The welding detection mechanism (5) detects quality.
9. The molding process of the flange short tube molding device with the double welding modes according to claim 8, wherein the molding process comprises the following steps: the forming process specifically comprises the following steps:
(1) Electrofusion the electrofusion machine (32) heats the resistance wire in the electrofusion piece (12) to perform electrofusion on the composite pipe (13) and the electrofusion piece (12);
(2) The hot melt welding utilizes a hot melt welding machine (311) to heat a heating sheet (312), the heating sheet (312) is placed between the plastic ring (11) and the electric melting piece (12), when the contact surface of the plastic ring (11) and the electric melting piece (12) is melted, the heating sheet (312) is removed to bond the plastic ring (11) and the electric melting piece (12);
(3) The polishing mechanism (4) polishes the electric fusion welding part, and the polishing mechanism (4) drives the polishing head (41) to polish the joint of the composite pipe (13) and the electric fusion part (12) through the polishing motor (42);
(4) The welding detection mechanism (5) utilizes an ultrasonic detector (51) to carry out quality inspection on the electric fusion welding position of the workpiece (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311823605.6A CN117841371A (en) | 2023-12-28 | 2023-12-28 | Flange short pipe forming device with double welding modes and forming process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311823605.6A CN117841371A (en) | 2023-12-28 | 2023-12-28 | Flange short pipe forming device with double welding modes and forming process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117841371A true CN117841371A (en) | 2024-04-09 |
Family
ID=90537365
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311823605.6A Pending CN117841371A (en) | 2023-12-28 | 2023-12-28 | Flange short pipe forming device with double welding modes and forming process |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117841371A (en) |
-
2023
- 2023-12-28 CN CN202311823605.6A patent/CN117841371A/en active Pending
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