CN116652311A - High-strength brazing method - Google Patents
High-strength brazing method Download PDFInfo
- Publication number
- CN116652311A CN116652311A CN202310634406.4A CN202310634406A CN116652311A CN 116652311 A CN116652311 A CN 116652311A CN 202310634406 A CN202310634406 A CN 202310634406A CN 116652311 A CN116652311 A CN 116652311A
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- China
- Prior art keywords
- shape
- wide
- narrow
- component
- brazing
- 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
- 238000005219 brazing Methods 0.000 title claims abstract description 78
- 238000000034 method Methods 0.000 title claims abstract description 25
- 239000000463 material Substances 0.000 claims abstract description 53
- 229910000679 solder Inorganic materials 0.000 claims abstract description 52
- 238000007711 solidification Methods 0.000 claims abstract description 5
- 230000008023 solidification Effects 0.000 claims abstract description 5
- 210000005056 cell body Anatomy 0.000 claims description 15
- 238000003466 welding Methods 0.000 abstract description 7
- 239000002184 metal Substances 0.000 description 8
- 229910052751 metal Inorganic materials 0.000 description 8
- 239000000945 filler Substances 0.000 description 7
- 238000010586 diagram Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 238000005476 soldering Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 239000010953 base metal Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000006467 substitution reaction Methods 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
- B23K1/00—Soldering, e.g. brazing, or unsoldering
-
- 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
- B23K1/00—Soldering, e.g. brazing, or unsoldering
- B23K1/20—Preliminary treatment of work or areas to be soldered, e.g. in respect of a galvanic coating
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Earth Drilling (AREA)
Abstract
The application relates to a high-strength brazing method, which is used for connecting a first component and a second component, wherein a solder pool is dug on the first component and/or the second component, brazing material is placed in the solder pool, and the brazing material is embedded in the solder pool after solidification. The application provides a high-strength brazing method, which can remarkably improve the connection strength of brazing material and an object to be welded by digging a brazing material pool and embedding brazing material in the brazing material pool, so that the connection is firmer, the high-strength drawing force test is satisfied, and the welding quality is greatly improved.
Description
Technical Field
The application relates to the field of brazing, in particular to a high-strength brazing method.
Background
Brazing refers to a welding method for connecting metals by filling gaps of solid workpieces with liquid brazing filler metal after the brazing filler metal below the melting point of a weldment and the weldment are heated to the melting temperature of the brazing filler metal at the same time. During brazing, firstly, an oxide film and oil stains on the contact surface of a base metal are removed, so that capillary tubes can play a role after the brazing filler metal is melted, and wettability and capillary mobility of the brazing filler metal are improved. However, not all materials can be firmly combined with the brazing material, and the poor combination degree of partial materials and the brazing material can cause the problem of insufficient brazing connection strength, influence the product quality, and needs to be improved.
Disclosure of Invention
In view of the above, the application provides a high-strength brazing method, which can remarkably improve the connection strength of the brazing material and the objects to be welded and greatly improve the welding quality by digging a brazing material pool and arranging the brazing material in the brazing material pool.
The aim of the application is achieved by the following technical scheme:
a high-strength brazing method for connecting the first and the second parts includes such steps as digging a pool of brazing filler metal on the first and/or the second parts, putting the brazing filler metal in the pool, solidifying and embedding it in the pool.
According to the application, the solder pool is dug on the first component and/or the second component, and the brazing material is arranged in the solder pool, so that the connection strength of the brazing material and the first component and/or the second component can be remarkably improved, the connection of the first component and the second component is firmer, the high-strength drawing force test is satisfied, and the welding quality is greatly improved.
Optionally, in one possible implementation, the solder bath includes a wide-section bath body and a narrow-section opening, and a cross-sectional dimension of the wide-section bath body is greater than a cross-sectional dimension of the narrow-section opening.
The cross section size of the wide part pool body is larger than that of the narrow part opening, an embedded connection structure is formed on the solidified brazing material through the wide part pool body and the narrow part opening which are designed in a wide-narrow mode, the narrow part opening is a joint surface between the first component and the second component, the joint surface is designed to be narrower, the wide part pool body is a non-joint surface between the first component and the second component, the position of the non-joint surface is designed to be wider, the solidified brazing material can be enabled to form the embedded connection structure of the non-joint surface, and the drawing force which can be achieved by the brazing material is greatly improved.
Alternatively, in one possible implementation, the shape of the wide-portion tank body is cuboid, cylinder, cone, table or hemispherical.
The shape of the wide cell body may be various as long as a variety of shapes such as a rectangular parallelepiped shape, a cylindrical shape, a cone shape, a mesa shape, a hemispherical shape, etc. are possible in the case where the lateral dimension of the wide cell body is larger than the lateral dimension of the narrow opening.
Alternatively, in one possible implementation, the number of the wide-portion tanks may be plural.
The number of the wide-part tanks is not limited, one wide-part tank can be used, more than one wide-part tank can be used, and the embedded connection structure with brazing materials can be realized by the plurality of wide-part tanks, so that the connection strength of the first part and the second part is ensured.
Alternatively, in one possible implementation, the shape of the narrow opening is cuboid or cylindrical or pyramidal or mesa-shaped.
Similar to the wide cell body, the shape of the narrow opening may be various as long as various shapes such as a rectangular parallelepiped shape, a cylindrical shape, a cone shape, a mesa shape, and the like are possible in the case where the lateral dimension of the narrow opening is smaller than the lateral dimension of the wide cell body.
Alternatively, in one possible implementation, the number of the narrow portion openings may be plural.
Similar to the wide-part tank body, the number of the narrow-part openings is not limited, one narrow-part opening or more than one narrow-part opening can be adopted, and the embedded connection structure with the brazing material can be realized through a plurality of narrow-part openings, so that the connection strength of the first part and the second part is ensured.
Alternatively, in one possible implementation, the solder solidifies to form a shape that is the same as the shape of the solder bath.
In order to further ensure the connection strength of the first component and the second component, the shape formed after the brazing material is solidified is ensured to be the same as the shape of the solder pool, so that the solidified brazing material is ensured to be tightly connected with the solder pool.
Optionally, in a possible implementation manner, the shape formed by solidifying the brazing material includes a nesting portion and a connecting portion, the nesting portion and the connecting portion are connected into a whole, the nesting portion extends into the wide portion pool body, and the connecting portion is located at the opening of the narrow portion.
The shape formed after the brazing material is solidified is the same as the shape of the brazing material pool, the part corresponding to the wide part Chi Tixiang is a nested part, the part corresponding to the opening of the narrow part is a connecting part, and the nested part and the connecting part are connected into a whole to form a stable embedded connecting structure.
Optionally, in one possible implementation, the shape of the nesting portion is the same as the shape of the wide portion cell body.
The shape of the nesting part is the same as that of the wide part cell body, and the nesting part can be cuboid, cylinder, cone, platform or hemispherical.
Optionally, in a possible implementation, the shape of the connecting portion is the same as the shape of the narrow portion opening.
The shape of the connecting part is the same as the shape of the opening of the narrow part, and can be cuboid, cylinder, cone or table.
Compared with the prior art, the application has the beneficial effects that:
according to the high-strength brazing method, the solder pool is dug on the first component and/or the second component, and the brazing material is arranged in the solder pool, so that the connection strength of the brazing material and the first component and/or the second component can be remarkably improved, the connection of the first component and the second component is firmer, the high-strength drawing force test is met, and the welding quality is greatly improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a cross-sectional view of a high strength brazing method according to example 1 of the present application.
Fig. 2 is a partial three-dimensional structural diagram of a high strength brazing method according to example 1 of the present application.
FIG. 3 is a cross-sectional view of a high strength brazing method according to example 2 of the present application.
Fig. 4 is a partial three-dimensional structural diagram of a high strength brazing method according to example 2 of the present application.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present application more apparent, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present application, and it is apparent that the described embodiments are some embodiments of the present application, but not all embodiments of the present application. The components of the embodiments of the present application generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the application, as presented in the figures, is not intended to limit the scope of the application, as claimed, but is merely representative of selected embodiments of the application. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.
It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures. In the description of the embodiments of the present application, it should be understood that the terms "upper", "lower", "left", "right", "vertical", "horizontal", etc. indicate orientations or positional relationships based on those shown in the drawings, or orientations or positional relationships that are conventionally put in use of the product of the application, or orientations or positional relationships that are conventionally understood by those skilled in the art, are merely for convenience in describing the present application and simplifying the description, and do not indicate or imply that the device or element to be referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present application.
It should be noted that, without conflict, the embodiments of the present application and features of the embodiments may be combined with each other.
The technical scheme of the application will be described below with reference to the accompanying drawings.
Example 1
The present embodiment provides a high strength soldering method for connecting a first component 110 and a second component 120, wherein the first component 110 has poor bonding strength with solder due to the selection of materials, and is prone to have insufficient connection strength, by digging a solder pool 130 on the first component 110, placing a solder 140 into the solder pool 130, and solidifying the solder 140 and embedding the solder in the solder pool 130.
According to the application, the solder pool 130 is dug on the first component 110, and the brazing material 140 is arranged in the solder pool 130, so that the connection strength of the brazing material 140 and the first component 110 can be remarkably improved, the problem that the combination degree of the first component 110 and the brazing material is poor due to the selection of materials of the first component is effectively solved, the connection between the first component 110 and the second component 120 is firmer, the high-strength drawing force test is satisfied, and the welding quality is greatly improved.
In this embodiment, the solder pool 130 includes a wide portion pool body 131 and a narrow portion opening 132, and the cross-sectional dimension of the wide portion pool body 131 is larger than the cross-sectional dimension of the narrow portion opening 132.
The cross section size of the wide portion pool body 131 is larger than the cross section size of the narrow portion opening 132, an embedded connection structure is formed on the solidified brazing material 140 through the wide portion pool body 131 and the narrow portion opening 132 which are designed in a wide-narrow manner, the narrow portion opening 132 is a joint surface between the first component 110 and the second component 120, the joint surface is designed to be relatively narrow, the wide portion pool body 131 is a non-joint surface between the first component 110 and the second component 120, the position of the non-joint surface is designed to be relatively wide, the solidified brazing material 140 can be enabled to be in a connection structure embedded in a buckle with the non-joint surface, and the drawing force achieved by the brazing material 140 is greatly improved.
In the present embodiment, the wide cell body 131 has a rectangular parallelepiped shape, a cylindrical shape, a conical shape, a mesa shape, or a hemispherical shape.
The shape of the wide portion tank 131 may be various as long as a variety of shapes such as a rectangular parallelepiped shape, a cylindrical shape, a cone shape, a mesa shape, a hemispherical shape, etc. are possible in the case where the lateral dimension of the wide portion tank 131 is larger than the lateral dimension of the narrow portion opening 132.
It should be noted that the number of the wide-portion tanks 131 may be plural.
The number of the wide-portion tanks 131 is not limited, but in this embodiment, there may be more than one wide-portion tank, and in other embodiments, a plurality of wide-portion tanks 131 may also implement an embedded connection structure with the brazing compound 140, so as to ensure the connection strength between the first member 110 and the second member 120.
In the present embodiment, the shape of the narrow opening 132 is a rectangular parallelepiped, a cylindrical, a cone, or a mesa.
Similar to the wide cell body 131, the shape of the narrow opening 132 may be various as long as various shapes such as a rectangular parallelepiped shape, a cylindrical shape, a cone shape, a mesa shape, and the like are possible in the case where the lateral dimension of the narrow opening 132 is smaller than the lateral dimension of the wide cell body 131.
It should be noted that the number of the narrow portion openings 132 may be plural.
Similar to the wide-portion tank 131, the number of the narrow-portion openings 132 is not limited, but in other embodiments, more than one narrow-portion openings 132 may be provided, and the plurality of narrow-portion openings 132 may be provided with an embedded connection structure with the brazing material 140, so as to ensure the connection strength between the first member 110 and the second member 120.
In this embodiment, the solder 140 is solidified to form a shape similar to the shape of the solder pool 130.
To further secure the connection strength of the first member 110 and the second member 120, the shape of the solder 140 formed after solidification is ensured to be the same as the shape of the solder bath 130, thereby ensuring that the solidified solder 140 is tightly connected to the solder bath 130.
In this embodiment, the shape formed by solidifying the brazing material 140 includes a nesting portion 141 and a connecting portion 142, the nesting portion 141 and the connecting portion 142 are integrally connected, the nesting portion 141 extends into the wide portion tank 131, and the connecting portion 142 is located in the narrow portion opening 132.
The solder 140 is solidified to form a shape identical to the solder bath 130, the portion corresponding to the wide-portion bath body 131 is a nesting portion 141, the portion corresponding to the narrow-portion opening 132 is a connecting portion 142, and the nesting portion 141 and the connecting portion 142 are integrally connected to form a stable embedded connection structure.
In the present embodiment, the shape of the nesting portion 141 is the same as the shape of the wide portion cell body 131.
The shape of the nesting portion 141 is the same as that of the wide portion cell body 131, and may be a rectangular parallelepiped, a cylindrical, a pyramidal, a mesa, or a hemispherical shape.
In the present embodiment, the shape of the connecting portion 142 is the same as the shape of the narrow portion opening 132.
The connecting portion 142 may have a rectangular parallelepiped shape, a cylindrical shape, a tapered shape, or a mesa shape, similar to the shape of the narrow portion opening 132.
Example 2
The present embodiment provides a high strength soldering method for connecting a first component 210 and a second component 220, wherein the first component 210 and the second component 220 have poor bonding strength with solder due to the selection of materials, and are prone to have insufficient connection strength, and the solder pool 230 is dug on the first component 210 and the second component 220, and the solder 240 is placed in the solder pool 230, and the solder 240 is embedded in the solder pool 230 after being solidified.
According to the application, the solder pools 230 are respectively dug on the first component 210 and the second component 220, and the brazing material 240 is arranged in the solder pools 230, so that the connection strength of the brazing material 240 and the first component 210 and the second component 220 can be remarkably improved, the problem that the bonding degree of the first component 210 and the second component 220 and the brazing material is poor due to the selection of materials is effectively solved, the connection between the first component 210 and the second component 220 is firmer, the high-strength drawing force test is satisfied, and the welding quality is greatly improved.
In this embodiment, the solder pool 230 includes a wide portion pool body 231 and a narrow portion opening 232, and the cross-sectional dimension of the wide portion pool body 231 is larger than the cross-sectional dimension of the narrow portion opening 232.
The cross section size of the wide portion pool body 231 is larger than that of the narrow portion opening 232, an embedded connection structure is formed on the solidified brazing material 240 through the wide portion pool body 231 and the narrow portion opening 232 which are designed in a wide-narrow mode, the narrow portion opening 232 is an abutting surface between the first component 210 and the second component 220, the abutting surface is designed to be narrow, the wide portion pool body 231 is a non-abutting surface between the first component 210 and the second component 220, the position of the non-abutting surface is designed to be wide, the solidified brazing material 240 can be enabled to be in a connection structure embedded in a buckling mode with the non-abutting surface, and drawing force achieved by the brazing material 240 is greatly improved.
In the present embodiment, the wide portion tank 231 has a rectangular parallelepiped shape, a cylindrical shape, a conical shape, a mesa shape, or a hemispherical shape.
The shape of the wide portion tank 231 may be various as long as a variety of shapes such as a rectangular parallelepiped shape, a cylindrical shape, a cone shape, a mesa shape, a hemispherical shape, etc. are possible in the case where the lateral dimension of the wide portion tank 231 is larger than the lateral dimension of the narrow portion opening 232.
The number of the wide portion tanks 231 may be plural.
The number of the wide-portion tanks 231 is not limited, and in this embodiment, there may be more than one wide-portion tank, and in other embodiments, a plurality of wide-portion tanks 231 may be embedded with the brazing material 240, so as to ensure the connection strength between the first member 210 and the second member 220.
In the present embodiment, the shape of the narrow opening 232 is a rectangular parallelepiped, a cylindrical, a cone, or a mesa.
Similar to the wide cell body 231, the shape of the narrow opening 232 may be various as long as various shapes such as a rectangular parallelepiped shape, a cylindrical shape, a cone shape, a mesa shape, and the like are possible in the case where the lateral dimension of the narrow opening 232 is smaller than the lateral dimension of the wide cell body 231.
It should be noted that the number of the narrow portion openings 232 may be plural.
Similar to the wide-portion tank 231, the number of the narrow-portion openings 232 is not limited, but in other embodiments, more than one narrow-portion openings 232 may be provided, and the embedded connection structure with the brazing material 240 may be implemented by a plurality of narrow-portion openings 232, so as to ensure the connection strength between the first component 210 and the second component 220.
In this embodiment, the solder 240 is solidified to form a shape similar to the shape of the solder pool 230.
To further secure the connection strength of the first member 210 and the second member 220, the shape of the solder 240 formed after solidification is ensured to be the same as the shape of the solder bath 230, thereby ensuring that the solidified solder 240 is tightly connected to the solder bath 230.
In this embodiment, the shape formed by solidifying the brazing material 240 includes a nesting portion 241 and a connecting portion 242, the nesting portion 241 and the connecting portion 242 are integrally connected, the nesting portion 241 extends into the wide portion pool 231, and the connecting portion 242 is located in the narrow portion opening 232.
The solder 240 is solidified to form a shape identical to the shape of the solder pool 230, the portion corresponding to the wide portion pool body 231 is a nesting portion 241, the portion corresponding to the narrow portion opening 232 is a connecting portion 242, and the nesting portion 241 and the connecting portion 242 are integrally connected to form a stable embedded connection structure.
In the present embodiment, the shape of the nesting portion 241 is the same as the shape of the wide portion tank 231.
The shape of the nesting portion 241 is the same as that of the wide portion tank 231, and may be rectangular parallelepiped, cylindrical, pyramidal, mesa, or hemispherical.
In the present embodiment, the shape of the connecting portion 242 is the same as the shape of the narrow portion opening 232.
The connecting portion 242 may have a rectangular parallelepiped shape, a cylindrical shape, a tapered shape, or a mesa shape, similar to the shape of the narrow portion opening 232.
Although embodiments of the present application have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the application, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. A high-strength brazing method is characterized in that a solder pool is dug on a first component and/or a second component and is placed in the solder pool, and after the brazing material is solidified, the brazing material is embedded in the solder pool.
2. The method of high strength brazing according to claim 1, wherein the solder bath comprises a wide part bath body and a narrow part opening, the wide part bath body having a cross-sectional dimension that is greater than a cross-sectional dimension of the narrow part opening.
3. The method of brazing a high strength member according to claim 2, wherein the wide portion of the body is rectangular or cylindrical or pyramidal or mesa or hemispherical.
4. The method of claim 2, wherein the number of wide cell bodies is plural.
5. The method of high strength brazing according to claim 2, wherein the narrow opening has a rectangular parallelepiped shape or a cylindrical shape or a tapered shape or a mesa shape.
6. The method of claim 2, wherein the number of narrow openings is plural.
7. The method of high strength brazing according to claim 2, wherein the brazing material, after solidification, forms a shape identical to the shape of the pool of brazing material.
8. The method of claim 7, wherein the shape of the solder after solidification comprises a nest and a connection, the nest and the connection are integrally connected, the nest is inserted into the wide-portion tank, and the connection is located at the opening of the narrow-portion tank.
9. The method of high strength brazing according to claim 8, wherein the shape of the nest is the same as the shape of the wide cell body.
10. The high strength brazing method according to claim 8, wherein the shape of the connecting portion is the same as the shape of the narrow portion opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310634406.4A CN116652311A (en) | 2023-05-31 | 2023-05-31 | High-strength brazing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310634406.4A CN116652311A (en) | 2023-05-31 | 2023-05-31 | High-strength brazing method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116652311A true CN116652311A (en) | 2023-08-29 |
Family
ID=87721917
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310634406.4A Pending CN116652311A (en) | 2023-05-31 | 2023-05-31 | High-strength brazing method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116652311A (en) |
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2023
- 2023-05-31 CN CN202310634406.4A patent/CN116652311A/en active Pending
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