CN114183615A - Cold heading brazing combined type multi-way metal joint and manufacturing process thereof - Google Patents
Cold heading brazing combined type multi-way metal joint and manufacturing process thereof Download PDFInfo
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- CN114183615A CN114183615A CN202111451529.1A CN202111451529A CN114183615A CN 114183615 A CN114183615 A CN 114183615A CN 202111451529 A CN202111451529 A CN 202111451529A CN 114183615 A CN114183615 A CN 114183615A
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- split
- joint
- way
- brazing
- heading
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L41/00—Branching pipes; Joining pipes to walls
- F16L41/02—Branch units, e.g. made in one piece, welded, riveted
- F16L41/03—Branch units, e.g. made in one piece, welded, riveted comprising junction pieces for four or more pipe members
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- 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
- B23K3/00—Tools, devices, or special appurtenances for soldering, e.g. brazing, or unsoldering, not specially adapted for particular methods
- B23K3/08—Auxiliary devices therefor
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L15/00—Screw-threaded joints; Forms of screw-threads for such joints
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L41/00—Branching pipes; Joining pipes to walls
- F16L41/02—Branch units, e.g. made in one piece, welded, riveted
- F16L41/021—T- or cross-pieces
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Forging (AREA)
- Branch Pipes, Bends, And The Like (AREA)
Abstract
The invention provides a cold-heading brazing combined type multi-way metal joint and a manufacturing process thereof, which relate to the field of cold-heading machining and comprise a three-way joint (A), a four-way joint (B), a five-way joint (C) and a six-way joint (D); the high-voltage brazing welding fixture comprises a main part (1) and a split part (2), wherein the main part (1) and the split part (2) are fixed through low-voltage rated torque or high-voltage brazing welding, low-voltage assembly is fixed through rated torque, a positioning identification line is drawn at the joint of the main part and the split part, after high-voltage assembly is completed, welding materials are added for embedded brazing welding, and an O-shaped ring is additionally arranged or not arranged between the main part (1) and the split part (2). The cold heading process is adopted, the three-way and four-way metal shunt connectors are divided into a plurality of parts, and the parts are combined together after being produced independently, so that the material utilization rate reaches 98%, the machining amount is extremely small, and the production efficiency is high; the application range is wide.
Description
Technical Field
The invention relates to the field of cold heading processing, in particular to a cold heading brazing combined type multi-way metal joint and a manufacturing process thereof.
Background
In various pipeline connections, pipelines need to be connected in a shunt way, three-way and four-way metal joints are commonly used, and the design of the shunt metal joint is a product design which is used for various pipelines and needs one-inlet-multiple-outlet connection. The production of various three-way and four-way metal joints at present adopts casting, hot forging, heating and mould pressing modes, consumes materials and energy, needs a large amount of machining after the materials are used, and has higher price.
Disclosure of Invention
The invention aims to provide a cold heading brazing combined type multi-way metal joint and a manufacturing process thereof, and aims to solve the problems in the background technology.
In order to achieve the purpose, the invention adopts the following technical scheme:
a cold heading brazing combined type multi-way metal joint is characterized by comprising a three-way joint A, a four-way joint B, a five-way joint C and a six-way joint D; the high-voltage assembly method specifically comprises a main part 1 and a split part 2, wherein the main part 1 and the split part 2 are fixed through low-voltage rated torque or high-voltage brazing welding, low-voltage assembly is fixed through rated torque, a positioning identification line is drawn at the joint of the main part and the split part, after high-voltage assembly is completed, welding materials are added for embedded brazing welding, and an O-shaped ring is additionally arranged or not arranged between the main part 1 and the split part 2.
An open passage is arranged in the main body part 1, a first main body through hole M1 and a second main body through hole M2 are arranged at two ends of the main body part, external threads or internal threads are arranged at the through holes, and the through hole ends are flat-ended, concave-ended or angled; a square protrusion 3 is arranged at the center of the main body part 1, and the sizes of the first main body through opening M1 and the second main body through opening M2 are at least smaller than the size of the square protrusion 3; the thickest position of the body part 1 is 8 mm.
At least one branch body connecting opening M3 is formed in four surfaces of the square protrusion 3, and an internal thread is formed in the through opening; the size of the split through opening M3 is at least smaller than the size of the square protrusion 3.
An open passage is arranged in the whole split part 2, a first split port N1 and a second split port N2 are arranged at two ends of the split part, external threads are arranged at the positions of the openings, a hexagonal protrusion 4 is arranged at the center of the split part 2, and the sizes of the first split port N1 and the second split port N2 are at least smaller than the size of the hexagonal protrusion 4; the size of the separate connection port M3 is equal to the size of the first and second separate through ports N1 and N2.
First components of a whole that can function independently port N1 with the screw thread length of second components of a whole that can function independently port N2 will be longer than the thickness 1 millimeter of components of a whole that can function independently connector M3 guarantees that components of a whole that can function independently part is screwed into the screw thread hole of main part with the structure of through-hole bolt.
The joint between the main part 1 and the split part 2 is in a line sealing state; the joint material is brass or steel.
The manufacturing process of the cold heading brazing combined type multi-way metal joint is characterized by comprising the following steps of:
s1: processing the main body part and the split parts by using a cold heading machining method;
s2: processing the main part into a joint with one, two, three or four split connectors;
s3: mounting the processed split parts at the split connecting ports; assembling in a high-pressure or low-pressure mode;
s4: fixing the low-voltage assembly at a rated torque, and drawing a positioning identification line at the joint of the main body and the split part; after the high-pressure assembly is finished, adding a welding material to carry out embedded brazing welding;
s5: and additionally installing or not installing an O-shaped ring according to the requirement.
The three-way and four-way metal shunt joint is divided into a plurality of parts by a cold heading mode, and the parts are combined together after being produced independently to achieve the same function, but the material utilization rate can reach 98 percent, the machining is extremely less, and the production efficiency is huge; the multi-way joint prepared by the invention can be effectively used for high-low pressure metal connecting pipelines and is used for connecting gas and liquid to flow; various machines, automobiles, chemical industry, air conditioners and the like require gas and liquid systems.
Drawings
FIG. 1 is a schematic structural view of a main body part of a cold-heading brazing combined type multi-way metal joint;
FIG. 2 is a schematic structural view of a split part of the cold-heading brazing combined multi-way metal joint of the invention;
FIG. 3 is a schematic structural diagram of a side view of a main body part of the cold-heading brazing combined type multi-way metal joint;
FIG. 4 is a schematic structural diagram of a main body part of the cold-heading brazing combined type multi-way metal joint in a front view;
FIG. 5 is a schematic side view of a split part of the cold-heading brazing combined multi-way metal joint according to the present invention;
FIG. 6 is a schematic structural view of a split part of the cold-heading brazing combined multi-way metal joint according to the present invention;
FIG. 7 is a schematic view of a cold-heading brazing combined three-way metal joint structure according to the present embodiment;
FIG. 8 is a schematic view of a cold-heading brazed joint of the embodiment of the four-way joint;
FIG. 9 is a schematic view of a cold-heading brazing combined five-way metal joint structure according to the present embodiment;
FIG. 10 is a schematic view of a cold-heading brazing combined six-way metal joint structure according to the present embodiment;
in the figure: 1. a body part; 2. a split part; 3. a square bulge; 4. a hexagonal protrusion; A. a three-way joint; B. a four-way joint; C. a five-way joint; D. a six-way joint; m1, a first body through opening; m2, a second body through opening; m3 and a split connector; n1, a first split port; n2, second branch body through opening.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it is to be understood that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work based on the embodiments of the present invention belong to the scope of the present invention.
Example 1
The manufacturing process of the combined type multi-way metal joint by using cold heading brazing is characterized by comprising the following steps of:
s1: processing the main body part and the split parts by using a cold heading machining method;
s2: processing the main part into a joint with a split connecting port;
s3: mounting the processed split parts at the split connecting ports; assembling in a high-pressure or low-pressure mode;
s4: fixing the low-voltage assembly at a rated torque, and drawing a positioning identification line at the joint of the main body and the split part; after the high-pressure assembly is finished, adding a welding material to carry out embedded brazing welding;
s5: and additionally installing or not installing an O-shaped ring according to the requirement.
A split part 2 is assembled to the subject part 1 to form a three-way joint.
Example 2
The manufacturing process of the combined type multi-way metal joint by using cold heading brazing is characterized by comprising the following steps of:
s1: processing the main body part and the split parts by using a cold heading machining method;
s2: processing a main part into a joint with two split connecting ports;
s3: mounting the processed split parts at the split connecting ports; assembling in a high-pressure or low-pressure mode;
s4: fixing the low-voltage assembly at a rated torque, and drawing a positioning identification line at the joint of the main body and the split part; after the high-pressure assembly is finished, adding a welding material to carry out embedded brazing welding;
s5: and additionally installing or not installing an O-shaped ring according to the requirement.
And assembling the two split parts 2 on the subject part 1 to form the four-way joint.
Example 3
The manufacturing process of the combined type multi-way metal joint by using cold heading brazing is characterized by comprising the following steps of:
s1: processing the main body part and the split parts by using a cold heading machining method;
s2: processing a main part into a joint with three split connecting ports;
s3: mounting the processed split parts at the split connecting ports; assembling in a high-pressure or low-pressure mode;
s4: fixing the low-voltage assembly at a rated torque, and drawing a positioning identification line at the joint of the main body and the split part; after the high-pressure assembly is finished, adding a welding material to carry out embedded brazing welding;
s5: and additionally installing or not installing an O-shaped ring according to the requirement.
And assembling the three split parts 2 on the subject part 1 to form the five-way joint.
Example 4
The manufacturing process of the combined type multi-way metal joint by using cold heading brazing is characterized by comprising the following steps of:
s1: processing the main body part and the split parts by using a cold heading machining method;
s2: processing a main part into a joint with four split connecting ports;
s3: mounting the processed split parts at the split connecting ports; assembling in a high-pressure or low-pressure mode;
s4: fixing the low-voltage assembly at a rated torque, and drawing a positioning identification line at the joint of the main body and the split part; after the high-pressure assembly is finished, adding a welding material to carry out embedded brazing welding;
s5: and additionally installing or not installing an O-shaped ring according to the requirement.
The four separate parts 2 are assembled to the subject part 1 to form a six-way joint.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the preferred embodiments of the invention and described in the specification are only preferred embodiments of the invention and are not intended to limit the invention, and that various changes and modifications may be made without departing from the novel spirit and scope of the invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
1. A cold heading brazing combined type multi-way metal joint is characterized by comprising a three-way joint (A), a four-way joint (B), a five-way joint (C) and a six-way joint (D); the novel split type torsion welding fixture is characterized by comprising a main part (1) and a split part (2), wherein the main part (1) and the split part (2) are fixed through low-pressure rated torsion or high-pressure brazing welding, and an O-shaped ring is additionally arranged or not arranged between the main part (1) and the split part (2).
2. The cold-heading brazing combined multi-way metal joint as claimed in claim 1, wherein: an open passage is arranged in the main body part (1), a first main body through opening (M1) and a second main body through opening (M2) are arranged at two ends of the main body part, external threads or internal threads are arranged at the through openings, and the through openings are flat ends, concave ends or angled ends; the central position of the main body part (1) is provided with a square protrusion (3), and the size of the first main body through opening (M1) and the second main body through opening (M2) is at least smaller than that of the square protrusion (3); the thickest position of the main body part (1) is 8 mm.
3. The cold-heading brazing combined multi-way metal joint as claimed in claim 2, wherein: four surfaces of the square bulge (3) are at least provided with a branch body connecting port (M3), and an internal thread is arranged at the through port; the size of the split through opening (M3) is at least smaller than that of the square protrusion (3).
4. The cold-heading brazing combined multi-way metal joint as claimed in claim 3, wherein: an open passage is arranged in the whole split part (2), a first split through hole (N1) and a second split through hole (N2) are arranged at two ends of the split part, external threads are arranged at the through holes, a hexagonal protrusion (4) is arranged at the center of the split part (2), and the sizes of the first split through hole (N1) and the second split through hole (N2) are at least smaller than the size of the hexagonal protrusion (4); the size of the separate connection port (M3) is equal to the size of the first separate through-port (N1) and the second separate through-port (N2).
5. The cold-heading brazing combined multi-way metal joint as claimed in claim 4, wherein: the thread length of the first sub-body through opening (N1) and the second sub-body through opening (N2) is longer than the thickness of the sub-body connecting opening (M3) by 1 mm.
6. The cold-heading brazing combined multi-way metal joint as claimed in claim 1, wherein: the joint between the main part (1) and the split part (2) is in a line sealing state; the joint material is brass or steel.
7. The manufacturing process of the cold heading brazing combined type multi-way metal joint is characterized by comprising the following steps of:
s1: processing the main body part and the split parts by using a cold heading machining method;
s2: processing the main part into a joint with one, two, three or four split connectors;
s3: mounting the processed split parts at the split connecting ports; assembling in a high-pressure or low-pressure mode;
s4: fixing the low-voltage assembly at a rated torque, and drawing a positioning identification line at the joint of the main body and the split part; after the high-pressure assembly is finished, adding a welding material to carry out embedded brazing welding;
s5: and additionally installing or not installing an O-shaped ring according to the requirement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111451529.1A CN114183615A (en) | 2021-12-01 | 2021-12-01 | Cold heading brazing combined type multi-way metal joint and manufacturing process thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111451529.1A CN114183615A (en) | 2021-12-01 | 2021-12-01 | Cold heading brazing combined type multi-way metal joint and manufacturing process thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114183615A true CN114183615A (en) | 2022-03-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111451529.1A Pending CN114183615A (en) | 2021-12-01 | 2021-12-01 | Cold heading brazing combined type multi-way metal joint and manufacturing process thereof |
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| Country | Link |
|---|---|
| CN (1) | CN114183615A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024089138A1 (en) * | 2022-10-27 | 2024-05-02 | Vallourec Oil And Gas France | Tubular connector |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011149554A (en) * | 2011-03-29 | 2011-08-04 | Fujikin Inc | Joint for fluid control device |
| CN106870856A (en) * | 2017-03-29 | 2017-06-20 | 同济大学 | A kind of many logical contiguous blocks of the fluid pressure line series for connecting firmly the quasi- uniform flow of square build |
| CN206875020U (en) * | 2017-05-27 | 2018-01-12 | 浙江索兰德环境科技有限公司 | Pipe fitting bridge device and to enter backwater six with layer logical |
| WO2018168559A1 (en) * | 2017-03-15 | 2018-09-20 | 株式会社フジキン | Joint and fluid control device |
-
2021
- 2021-12-01 CN CN202111451529.1A patent/CN114183615A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011149554A (en) * | 2011-03-29 | 2011-08-04 | Fujikin Inc | Joint for fluid control device |
| WO2018168559A1 (en) * | 2017-03-15 | 2018-09-20 | 株式会社フジキン | Joint and fluid control device |
| CN106870856A (en) * | 2017-03-29 | 2017-06-20 | 同济大学 | A kind of many logical contiguous blocks of the fluid pressure line series for connecting firmly the quasi- uniform flow of square build |
| CN206875020U (en) * | 2017-05-27 | 2018-01-12 | 浙江索兰德环境科技有限公司 | Pipe fitting bridge device and to enter backwater six with layer logical |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024089138A1 (en) * | 2022-10-27 | 2024-05-02 | Vallourec Oil And Gas France | Tubular connector |
| FR3141501A1 (en) * | 2022-10-27 | 2024-05-03 | Vallourec Oil And Gas France | Tubular connection |
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