CN109014650A - A kind of abnormity interference welding structure and its welding method - Google Patents
A kind of abnormity interference welding structure and its welding method Download PDFInfo
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- CN109014650A CN109014650A CN201811091470.8A CN201811091470A CN109014650A CN 109014650 A CN109014650 A CN 109014650A CN 201811091470 A CN201811091470 A CN 201811091470A CN 109014650 A CN109014650 A CN 109014650A
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Classifications
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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
- B23K33/00—Specially-profiled edge portions of workpieces for making soldering or welding connections; Filling the seams formed thereby
-
- 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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
Abstract
The present invention relates to a kind of abnormity interference welding structure and its welding methods, including base material and sub- material, the base material inner hollow, inner wall to be equipped with multiple heteromorphic teeths;The sub- material is plate, and outer is equipped with multiple special-shaped perforations;The size of the sub- material is identical as the inside dimension of the base material;Each heteromorphic teeth is adapted with the shape size of the special-shaped perforation, and position is corresponding.By abnormity occlusion irregular between base material and sub- material, it is not only able to satisfy basic soldering and sealing requirement, working efficiency and product yield is greatlyd improve, and there is good appearance and firm characteristic, greatly improves the production efficiency of product, shorten process time;Relatively simple convenient and fast destressing processing is carried out, the quality and long-term reliability of product are greatly improved;Overcome straight line or the whole weldering of curve to be easy the shortcomings that loosening cracking using shape welding, increases stability and fastness.
Description
Technical field
The present invention relates to welding technology fields, more specifically to a kind of abnormity interference welding structure and its welding side
Method.
Background technique
In lead frame and plate, the mode of soldering and sealing is generallyd use.By taking mobile phone frame and cover as an example, traditional mobile phone
The middle frame structure part for being related to steel disc mostly uses greatly the technique of rivet or comprehensive soldering and sealing, and technique is longer, and consumptive material is more, and qualification rate is low, at
This height.Known phone structural includes cover, center and battery cover, and center and battery cover are separation mostly, is mostly used greatly
Plastic rubber material injection molding.If necessary to steel disc, then the mode of steel disc rivet welding or gong nail locking is processed.Also have in steel
On piece carries out nanometer injection molding in mould, then the steel disc after injection molding is tied to center.Metal shell, in order to guarantee frame inner structural member
Stablize, be mostly by center and rear cover design be integrated, through CNC processing gong go out structure, then carry out T processing (washing → alkali cleaning →
Washing → pickling → washing → 8 time T processing → washing → drying) after, then carry out nanometer injection molding.It needs from technique to one integral piece
The range for carrying out T processing is big.This mobile phone center containing steel disc is fixed using rivet welding or gong nail mode, is accounted in processing
With space, appearance out-of-flatness, the time, which has been grown, to be also easy to loosen.Steel disc and center mostly use greatly the rectangular configuration of rule, this rule
Then shape is easy translation gliding, generates gap.If in-mould injection fails, whole knot component is scrapped, and qualification rate is low, cost damage
It loses big.The processing of current steel disc and center has sequencing, i.e., center machine-shaping just first can be carried out in-mould injection
Processing.This mobile phone center is very inconvenient in processing, is related to that the process time is long, while downstream is to the waiting time of upstream
It is long, it is unfavorable for procedure arrangement.Overlap joint Welding is mostly used between this center and steel disc, increases thickness, is unfavorable for plate welding.It should
Center is connect with steel disc mostly uses greatly regular face to weld, and longevity of service is influenced after the completion using a period of time by external force, is easy
There is crack, influences service life.
Summary of the invention
The technical problem to be solved by the present invention is providing a kind of abnormity interference welding structure and its welding method, make to weld
Base material and welding sub- material outer accurate welding, avoid above-mentioned welding defect.
The technical solution of the invention is as follows: the present invention provides a kind of abnormity interference welding structure, including base material and sub- material,
The base material inner hollow, inner wall are equipped with multiple heteromorphic teeths;The sub- material is plate, and outer is equipped with multiple special-shaped perforations;Institute
The size for stating sub- material is identical as the inside dimension of the base material;The shape size phase of each heteromorphic teeth and the special-shaped perforation
Adaptation, position are corresponding.
Further, multiple jacks and limiting slot are additionally provided on the inner wall of the base material;The outer of the sub- material is additionally provided with
Multiple plugs and postive stop baffle;Each jack is adapted with the shape size of the plug, and position is corresponding;It is each described
Limiting slot is adapted with the shape size of the postive stop baffle, and position is corresponding.
Further, the bottom surface of the jack and limiting slot is in same plane.
Further, the jack is located at the inner wall bottom of the base material, and the plug is located at the bottom of the sub- material outer
Portion.
Further, the quantity of the jack and plug is two;The length of each jack be 2mm, width with
The thickness of the sub- material is equal;The length of the plug is less than 2mm.
Further, the postive stop baffle is the arc-shaped convex for protruding from the sub- material outer;The height of the limiting slot
It spends equal with the thickness of the postive stop baffle.
Further, top, left part and the right part of the base material inner wall are respectively provided with two limiting slots, outside the sub- material
Top, left part and the right part on edge are respectively provided with two postive stop baffles.
Further, the base material and sub- material are metal material.
In order to solve the technical problem, the present invention furthermore provides a kind of abnormity interference welding method, includes the following steps:
S1, base material is fixed on smelting tool;
S2, the plug on sub- material is inserted into the jack on base material;
S3, the postive stop baffle on sub- material is put into the limiting slot on base material;
S4, the heteromorphic teeth on base material is aligned with the special-shaped perforation on sub- material, pressing sub- material makes sub- material be fitted in mother completely
On material;
S5, single side soldering or two-sided soldering.
Implement of the invention abnormity interference welding structure and its welding method, have the advantages that through base material and
Irregular abnormity occlusion, is not only able to satisfy basic soldering and sealing requirement, greatlys improve working efficiency and product yield between sub- material, and
And there is good appearance and firm characteristic, the production efficiency of product is greatly improved, process time is shortened;It carries out more simple
Single easily destressing processing, greatly improves the quality and long-term reliability of product;Straight line or song are overcome using shape welding
The whole weldering of line is easy the shortcomings that loosening cracking, increases stability and fastness.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples, in attached drawing:
Fig. 1 is the structural schematic diagram that abnormity of the invention interferes welded base material;
Fig. 2 is the structural schematic diagram that abnormity of the invention interferes welded sub- material;
Fig. 3 is the schematic diagram of abnormity interference welding method of the invention.
Specific embodiment
Fig. 1 is to Fig. 2 shows abnormity of the invention to interfere a welded preferred embodiment comprising base material 1 and sub- material
2,1 inner hollow of base material, inner wall is equipped with multiple heteromorphic teeths 11;Sub- material 2 is plate, and outer is equipped with multiple special-shaped perforations 21;Son
The size of material 2 is identical as the inside dimension of base material 1;Each heteromorphic teeth 11 is adapted with the shape size of special-shaped perforation 21, position
It is corresponding.Base material 1 is ordinary construction frame, is that a kind of structure is relatively stable, has certain thickness metal material fixed border, such as
Mobile phone center metal rough piece is also possible to the structural member with certain function structure of final machine-shaping.Base material 1 it is interior
Wall is equipped with multiple heteromorphic teeths 11, on heteromorphic teeth 11 is arranged at left and right sides of the inner wall of base material 1 in the present embodiment, naturally it is also possible to
Two sides are also provided with heteromorphic teeth 11 above and below the inner wall of base material 1, also belong to design of the invention.The shape of heteromorphic teeth 11 be it is various not
With the triangle, trapezoidal and arc-shaped of size, each heteromorphic teeth 11 is intervally arranged, and forms section of different shapes.Sub- material 2 is
Common steel disc is a kind of stamped metal structural member, such as steel, cast iron, copper and its alloy, aluminium and its alloy, titanium alloy, magnesium conjunction
Gold, magnalium titanium alloy clean steel piece etc., size dimension is identical as the inside dimension of base material 1, can be put into the hollow space of base material 1
It is interior.Sub- material 2 is equipped with special-shaped perforation 21 corresponding with heteromorphic teeth 11, and sub- material 2 is arranged in special-shaped perforation 21 in the present embodiment
On at left and right sides of inner wall, naturally it is also possible to two sides are also provided with special-shaped perforation 21 above and below the inner wall of sub- material 2, only need to on base material 1
Heteromorphic teeth 11 it is corresponding match, also belong to design of the invention.The shape of special-shaped perforation 21 be and 11 phase of heteromorphic teeth
Corresponding various various sizes of triangles, trapezoidal and arc-shaped, the arrangement of each abnormity perforation 21 and the arrangement of heteromorphic teeth 11
It is corresponding, allow each heteromorphic teeth 11 and special-shaped 21 perfect cooperation of perforation.In welding, sub- material 2 is put into base material 1
Empty internal, heteromorphic teeth 11 is bonded with special-shaped perforation 21 and is integrated, and is then welded.Special-shaped weld seam is relative to straight bead or rule
Then weld seam more can increase welded stability and fastness, guarantees welding structure intensity, prevents from loosening.The welding structure is adopted
It is not between the two that complete plane is closely sealed, but there are certain structural joints after base material 1 and the welding of sub- material 2 with notch spot welding
Gap.By the system point in accurate adjustment frame, makes metal structure sign and frame inner edge zero deflection in its frame, be all around fully engaged against, but
The shortcomings that there are gap destressing, weld seam continues to employ hollow joint destressing, and workpiece is overcome to meet external force vibration, and weld is easy cracking, increase
The service life of workpiece.
Multiple jacks 12 and limiting slot 13 are additionally provided in the present embodiment on the inner wall of base material 1;The outer of sub- material 2 is additionally provided with more
A plug 22 and postive stop baffle 23;Each jack 12 is adapted with the shape size of plug 22, and position is corresponding;Each limiting slot
13 are adapted with the shape size of postive stop baffle 23, and position is corresponding.Precise positioning when to weld base material 1 and sub- material 2, and
It prevents from sub- material 2 from penetrating over inside base material 1 to be difficult to fix, is respectively provided with two groups of corresponding maintenance fit structures, respectively
Jack 12 and plug 22 and limiting slot 13 and postive stop baffle 23.Plug 22 is inserted into jack 12 and is positioned, then limiting block
Plate 23 is overlapped on limiting slot 13, and heteromorphic teeth 11 is stuck in special-shaped perforation 21, is limited to sub- material 2, make sub- material 2 completely with mother
Material 1 is bonded, and is finally welded.
The bottom surface of jack 12 and limiting slot 13 is in same plane in the present embodiment.Sub- material 2 is fixed on base material 1 before welding
Afterwards, sub- material 2 should be in same level with base material 1, guarantee welded smooth.Therefore, the bottom of jack 12 and limiting slot 13
Face should be at same plane, and after the insertion jack 12 of plug 22 and postive stop baffle 23 are fitted in limiting slot 13, sub- material 2 is in flat
Surface state is not bent.
Jack 12 is located at the inner wall bottom of base material 1 in the present embodiment, and plug 22 is located at the bottom of sub- 2 outer of material, jack 12
It is corresponding with the position of plug 22.The quantity of jack 12 and plug 22 is two in the present embodiment, and more jacks are arranged certainly
12 and plug 22 it is also possible, can preferably play the role of 2 position of fixed base material 1 and sub- material.The length of each jack 12
Degree is 2mm, and width is equal with the thickness of sub- material 2, and the length of plug 22 is less than 2mm, and the length of jack 12 is slightly larger than plug 22
Length, is inserted into plug 22 just in jack 12, plays the role of limit to base material 1 and sub- material 2.
Top, left part and the right part of 1 inner wall of base material are respectively provided with two limiting slots 13 in the present embodiment, sub- 2 outer of material it is upper
Portion, left part and right part are respectively provided with two postive stop baffles 23, it is of course possible to greater number of limiting slot 13 and limit be arranged according to demand
Position baffle 23, is positioned such that effect is more preferable, to promote the effect of welding.Limiting slot 13 and postive stop baffle 23 are arranged at deviation
The position of 2 center of base material 1 and sub- material, preferably plays the role of limit.Postive stop baffle 23 is to protrude from son in the present embodiment
The arc-shaped convex of 2 outer of material, naturally it is also possible to be set as the protrusion of other shapes, but arc-shaped convex and limiting slot 13 paste
It is more preferable to close effect, therefore postive stop baffle 23 is preferably shaped to arc-shaped, the shape of corresponding limiting slot 13 in the present embodiment
For circular shape.The height of limiting slot 13 is equal with the thickness of postive stop baffle 23, so that postive stop baffle 23 is fixed on limiting slot 13
Fitting, weld appearance are smooth completely both after interior.
Base material 1 and sub- material 2 are metal material in the present embodiment.Base material 1 and sub- material 2 are stamped metal structural member, such as
Steel, cast iron, copper and its alloy, aluminium and its alloy, titanium alloy, magnesium alloy, magnalium titanium alloy clean steel piece etc..
Fig. 3 shows abnormity of the invention and interferes welded welding method, includes the following steps:
S1, base material 1 is fixed on smelting tool;
S2, the plug 22 on sub- material 2 is inserted into the jack 12 on base material 1;
S3, the postive stop baffle 23 on sub- material 2 is put into the limiting slot 13 on base material 1;
S4, the heteromorphic teeth 11 on base material 1 is aligned with the special-shaped perforation 21 on sub- material 2, pressing sub- material 2 makes sub- material 2 completely
It is fitted on base material 1;
S5, single side soldering or two-sided soldering.
In S5 step, since welding structure is abnormity interference, there are plug 22 and jack 12 to position below, other three faces have
Postive stop baffle 23 rides on limiting slot 13, it is only necessary to which front carries out single-selded lap joint, can fully meet after the completion of welding steady
The requirement of solidity, the shortcomings that overcoming common welding structure two-sided welding to be just capable of fixing.Certainly it can also suitably be reinforced in reverse side
Fixed point weldering, keeps entire welding structure more stable and reliable, ensure that the quality of product.
Using abnormity interference welding structure of the invention and its welding method, pass through abnormity irregular between base material and sub- material
Occlusion, is not only able to satisfy basic soldering and sealing requirement, greatlys improve working efficiency and product yield, and have good appearance and
Firm characteristic, greatly improves the production efficiency of product, shortens process time;It carries out at relatively simple convenient and fast destressing
Reason, greatly improves the quality and long-term reliability of product;Straight line or the whole weldering of curve is overcome to be easy to loosen using shape welding
The shortcomings that cracking, increases stability and fastness.For usual metal shell in order to guarantee the stabilization of frame inner structural member, being mostly will be female
Material and the design of sub- material are integrated, and go out structure through CNC processing gong, then after carrying out T processing, then carry out nanometer injection molding, from technique
It needs to carry out T processing to one integral piece, range is larger, and the production time of consuming and cost are larger.Abnormity interference welding knot of the invention
Sub- material first can be carried out T processing and then carry out nanometer injection molding again by structure, do not need it is whole carry out T processing, base material and sub- material can be with
It produces simultaneously, then carries out assembly welding, reduce process, save production cost.
The above is only a preferred embodiment of the present invention, for those of ordinary skill in the art, according to the present invention
Thought, in specific embodiments and applications can be with many changes may be made, as long as these variations are without departing from structure of the invention
Think, all belongs to the scope of protection of the present invention.
Claims (9)
1. a kind of abnormity interference welding structure, including base material (1) and sub- material (2), which is characterized in that in base material (1) inside
Sky, inner wall are equipped with multiple heteromorphic teeths (11);The sub- material (2) is plate, and outer is equipped with multiple special-shaped perforations (21);The son
The size of material (2) is identical as the inside dimension of the base material (1);Each heteromorphic teeth (11) and the special-shaped perforation (21)
Shape size is adapted, and position is corresponding.
2. abnormity interference welding structure according to claim 1, which is characterized in that also set on the inner wall of the base material (1)
There are multiple jacks (12) and limiting slot (13);The outer of the sub- material (2) is additionally provided with multiple plugs (22) and postive stop baffle (23);
Each jack (12) is adapted with the shape size of the plug (22), and position is corresponding;Each limiting slot (13)
It is adapted with the shape size of the postive stop baffle (23), position is corresponding.
3. abnormity interference welding structure according to claim 2, which is characterized in that the jack (12) and limiting slot (13)
Bottom surface be in same plane.
4. abnormity interference welding structure according to claim 3, which is characterized in that the jack (12) is located at the base material
(1) inner wall bottom, the plug (22) are located at the bottom of sub- material (2) outer.
5. abnormity interference welding structure according to claim 4, which is characterized in that the jack (12) and plug (22)
Quantity is two;The length of each jack (12) is 2mm, and width is equal with the thickness of the sub- material (2);The plug
(22) length is less than 2mm.
6. abnormity interference welding structure according to claim 2, which is characterized in that top, a left side for base material (1) inner wall
Portion and right part are respectively provided with two limiting slots (13), and top, left part and the right part of sub- material (2) outer are respectively provided with two institutes
State postive stop baffle (23).
7. abnormity interference welding structure according to claim 6, which is characterized in that the postive stop baffle (23) is to protrude from
The arc-shaped convex of sub- material (2) outer;The height of the limiting slot (13) is equal with the thickness of the postive stop baffle (23).
8. according to claim 1 abnormity described in -7 any one interfere welding structure, which is characterized in that the base material (1) and
Sub- material (2) is metal material.
9. a kind of abnormity interference welding method, which comprises the steps of:
S1, base material (1) is fixed on smelting tool;
S2, the plug (22) on sub- material (2) is inserted into the jack (12) on base material (1);
S3, the postive stop baffle (23) on sub- material (2) is put into the limiting slot (13) on base material (1);
S4, the heteromorphic teeth (11) on base material (1) is aligned with the special-shaped perforation (21) on sub- material (2), pressing sub- material (2) makes sub- material
(2) it is fitted in completely on base material (1);
S5, single side soldering or two-sided soldering.
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CN201811091470.8A CN109014650A (en) | 2018-09-19 | 2018-09-19 | A kind of abnormity interference welding structure and its welding method |
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CN201811091470.8A CN109014650A (en) | 2018-09-19 | 2018-09-19 | A kind of abnormity interference welding structure and its welding method |
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CN201811091470.8A Pending CN109014650A (en) | 2018-09-19 | 2018-09-19 | A kind of abnormity interference welding structure and its welding method |
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CN110217641A (en) * | 2019-04-30 | 2019-09-10 | 中国航发南方工业有限公司 | Engine blade disk side flank method of attaching |
WO2023005025A1 (en) * | 2021-07-30 | 2023-02-02 | 江苏徐工工程机械研究院有限公司 | Engaging structure for use in plate welding, and welding device and method without welding spot alignment |
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