CN203751548U - Welding component - Google Patents
Welding component Download PDFInfo
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- CN203751548U CN203751548U CN201320665153.9U CN201320665153U CN203751548U CN 203751548 U CN203751548 U CN 203751548U CN 201320665153 U CN201320665153 U CN 201320665153U CN 203751548 U CN203751548 U CN 203751548U
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- welded plate
- salient point
- welding
- weldment
- utility
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Abstract
The utility model discloses a welding component which comprises a first welding plate and a second welding plate, wherein the second welding plate is arranged on one side of the first welding plate; a plurality of salient points are arranged on the surface of the second welding plate adjacent to the first welding plate at intervals; each of the salient points is formed into a hemispherical bulge extending toward the first welding plate from the second welding plate; the salient points are in the same height. The hemispherical salient points are arranged on the welding component provided by the utility model, so that the size of the welding point is reduced under the condition of ensuring the strength of the welding point, the welding quality is increased, the appearance of the welding component is beautiful, the width of an overlapping edge is reduced and the weight of the welding component is reduced.
Description
Technical field
The utility model relates to welding technique field, especially relates to a kind of weldment.
Background technology
Automotive light weight technology contributes to reduce oil consumption, the minimizing discharge amount of exhaust gas of automobile, and automotive light weight technology has become the study hotspot of domestic and international auto industry circle at present.The mode that automotive light weight technology mainly takes material lightweight to combine with structure lightweight, the application of the advanced forming technique of auto parts and components is also one of light-weighted core content.Wherein, reducing welded lap limit is one of method of automobile lightweight.But in traditional solder technology, weld required overlap edge wider, be unfavorable for the lightweight of automobile.In prior art, exist a kind of technical scheme can reduce the overlap edge of weldment, need special welding equipment but implement this solder technology, implementation cost is higher.
Utility model content
The utility model is intended at least solve one of technical problem existing in prior art.For this reason, the purpose of this utility model is to provide a kind of weldment, and the overlap edge of this weldment is narrower.
According to weldment of the present utility model, comprising: the first welded plate; The second welded plate, described the second welded plate is located at a side of described the first welded plate, the surface of described first welded plate of vicinity of described the second welded plate is provided with multiple spaced salient points, each described salient point is formed as the hemispherical projections of extending towards described the first welded plate from described the second welded plate, and the height of described multiple salient points is identical.
According to weldment of the present utility model, by be provided with hemispheric salient point on weldment, ensure to reduce under the prerequisite of Joint Strength the size of solder joint, thereby improve welding quality, the outward appearance of beautifying weldment, reduces the width of overlap edge, reduces the weight of weldment.
In addition, also can there is following additional technical feature according to weldment of the present utility model:
According to embodiment of the present utility model, described multiple salient points are single distribution setting.Thereby further reduce the width of overlap edge, improve the aesthetics of weldment.
According to embodiment of the present utility model, the part that each described salient point is described the second welded plate forms along the direction towards described the first welded plate is recessed.Thereby while being convenient to weld, the location of weldment is with fixing.
Preferably, each described salient point is stamping.Thus, salient point is easy to process, with low cost.
In an embodiment of the present utility model, the thickness of described the first welded plate and described the second welded plate is greater than respectively 0.7mm.
Preferably, the centre distance of adjacent described salient point is more than or equal to 13mm.Thereby ensureing under the prerequisite that number of welds is enough on weldment, avoiding hypotelorism between adjacent salient point to cause that solder joint is interfered mutually, nugget is imperfect, current distributing and reduce solder joint quality while avoiding salient point excessively closely to cause welding.
Particularly, the minimum of a value of the diameter of described salient point is 2.8mm.Thereby avoid salient point too small and cause that solder joint is too small, not prison welding.
Particularly, the minimum of a value of the height of described salient point is 0.7mm.Thereby ensure that salient point can form spheroidal roughly, while being convenient to weld, electric current concentrates.
Particularly, the center of described salient point is more than or equal to 4mm to the distance at the edge of described the second welded plate.Thereby while avoiding welding, joint is crossed near and causes solder joint shunting, nugget imperfect to the edge of the second welded plate, and then ensures welding quality.
Additional aspect of the present utility model and advantage in the following description part provide, and part will become obviously from the following description, or recognize by practice of the present utility model.
Brief description of the drawings
Above-mentioned and/or additional aspect of the present utility model and advantage accompanying drawing below combination is understood becoming the description of embodiment obviously and easily, wherein:
Fig. 1 is according to the schematic diagram of the weldment of the utility model embodiment;
Fig. 2 is according to the relation table between size and the first welded plate and the thickness of the second welded plate of the salient point of the practical example of the utility model.
Reference numeral:
The centre distance of the lower surface 31 of weldment 10, the first welded plate 1, the second welded plate 2, salient point 3, salient point, the upper surface 32 of salient point, adjacent salient point is that height that the center of m, salient point is v, salient point to the distance at the edge of the second welded plate is that the thickness of a, the first welded plate is that the thickness of t1, the second welded plate is that the diameter of t2, salient point is d1
Detailed description of the invention
Describe embodiment of the present utility model below in detail, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has the element of identical or similar functions from start to finish.Be exemplary below by the embodiment being described with reference to the drawings, be intended to for explaining the utility model, and can not be interpreted as restriction of the present utility model.
In description of the present utility model, it will be appreciated that, orientation or the position relationship of the instructions such as term " " center ", " length ", " width ", " thickness ", " on ", D score be based on orientation shown in the drawings or position relationship; be only the utility model and simplified characterization for convenience of description; instead of the device of instruction or hint indication or element must have specific orientation, with specific orientation structure with operate, therefore can not be interpreted as restriction of the present utility model.
In description of the present utility model, except as otherwise noted, the implication of " multiple " is two or more.
In description of the present utility model, it should be noted that, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection ", " fixing " should be interpreted broadly, and for example, can be to be fixedly connected with, also can be to removably connect, or connect integratedly; Can be mechanical connection, can be also electrical connection; Can be to be directly connected, also can indirectly be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, can concrete condition understand the concrete meaning of above-mentioned term in the utility model.
Describe according to the weldment 10 of the utility model embodiment below with reference to Fig. 1.
According to weldment 10 of the present utility model, as shown in Figure 1, comprising: the first welded plate 1 and the second welded plate 2.The second welded plate 2 is located at a side of the first welded plate 1, and the surface of vicinity first welded plate 1 of the second welded plate 2 is provided with multiple spaced salient points 3, and each salient point 3 is formed as the hemispherical projections of extending towards the first welded plate 1 from the second welded plate 2.Wherein, the height of multiple salient points 3 is identical, thereby the top of each salient point 3 is close on the surface of the first welded plate 1 as much as possible.Salient point 3, for hemispherical shape can reduce the concentrated stress of salient point 3, reduces the percent defective of the second welded plate 2.
Particularly, the first welded plate 1 and the second welded plate 2 are metalworks, the second welded plate 2 is overlapped on a side of the first welded plate 1, wherein, the region being connected with the second welded plate 2 on the first welded plate 1 is the overlap edge of the first welded plate 1, and the region being connected with the first welded plate 1 on the second welded plate 2 is the overlap edge of the second welded plate 2.
The first welded plate 1 is connected by spot welding with the second welded plate 2.Wherein, the welding equipment that spot welding is used has two joints, and each joint connects an electrode.Both sides and position that two joints are connected to overlap edge are relative, and now two overlap edges are between two joints.Two electrifying electrodes when welding, the overlap edge connection that electric current passes through joint and contacts with joint, the heat that has a resistance after overlap edge energising, resistance heat makes contact area and the adjacent domain fusing thereof of the joint on overlap edge, forms solder joint.
More specifically, the second welded plate 2 is provided with 3, one joints of salient point and is connected on salient point 3, and another joint is connected on salient point 3 contact points, and wherein, salient point 3 contact points are close on the first welded plate 1 and with salient point 3.When welding, electric current concentrates on salient point 3, and salient point 3 and salient point 3 contact point fusings form nugget.Hemispheric salient point 3 makes electric current concentrate on the top of salient point 3, and the nugget forming after salient point 3 fusings is less, thereby improves the aesthetics of weldment 10.Meanwhile, because electric current concentrates on salient point 3, current distributing is less, avoids within equal weld interval be heated inequality, spot size of each salient point 3 to differ, and therefore the intensity of the solder joint of the utility model embodiment can be guaranteed, and weldment 10 connects reliable.
During due to welding, electric current concentrates on salient point 3, has slowed down the current distributing too closely causing apart from the edge of overlap edge because of joint in traditional handicraft, and therefore the utility model embodiment is also applicable to the narrower weldment of overlap edge 10.The overlap edge of weldment 10 is narrower, can reduce the weight of comparable size weldment 10, beautifies the outward appearance of weldment 10.The weldment 10 of the utility model embodiment can adopt common welding equipment, and in prior art, for welded lap limit is used special welding equipment compared with narrow weldment 10, weldment 10 costs of the utility model embodiment are lower, and applicability is wider.
According to the weldment 10 of the utility model embodiment, by be provided with hemispheric salient point 3 on weldment 10, under the prerequisite of guarantee Joint Strength, reduce the size of solder joint, thereby raising welding quality, beautify the outward appearance of weldment 10, reduce the width of overlap edge, reduce the weight of weldment 10.
In embodiment more of the present utility model, because solder joint after welding is solid and reliable, therefore on overlap edge, multiple salient points 3 are single distribution setting, that is to say on overlap edge, only there is row's salient point 3, single salient point 3 distributes along overlap edge, thereby further reduce the width of overlap edge, improve the aesthetics of weldment 10.
In embodiment more of the present utility model, as shown in Figure 1, the part that each salient point 3 is the second welded plate 2 forms along the direction towards the first welded plate 1 is recessed.Taking Fig. 1 as example, the upper surface 32 of each salient point 3 is formed as recessed arcwall face downwards, and the lower surface 31 of salient point 3 is formed as the arcwall face protruding downwards, and the spacing of the upper surface 32 of each salient point 3 and the lower surface 31 of salient point 3 is substantially equal to the thickness of the second welded plate 2.When welding, joint can only be against on the upper surface 32 of salient point 3, thereby while being convenient to weld, the location of weldment 10 is with fixing.Particularly, each salient point 3 and the second welded plate 2 are one-body molded, thereby reduce the processing cost of the second welded plate 2.
Preferably, due to punch process processing ease, with low cost, therefore each salient point 3 is stamping.In other words, each salient point 3 is stamping by the second welded plate 2.Salient point 3 can form in the punching press of the fabrication stage of the second welded plate 2, also can form in the punching press of the welding stage of weldment 10, and therefore weldment 10 processing flexibly.
In embodiment more of the present utility model, as shown in Figure 1, the thickness of the first welded plate 1 is t1, the thickness of the second welded plate 2 is t2, and the centre distance of adjacent salient point 3 is m, and the diameter of salient point 3 is d1, the height of salient point 3 is a, and the center of salient point 3 is v to the distance at the edge of the second welded plate 2.With reference to Fig. 1, the diameter of salient point 3 refers to that the lower surface 31 of salient point 3 projects to the diameter of a circle on the lower surface of the second welded plate 2.The height of salient point 3 refers to that the lower surface of the second welded plate 2 is to the distance bottom of salient point 3, and in Fig. 1, because salient point 3 is close on the upper surface of the first welded plate 1, therefore the height of salient point 3 equals the distance of the first welded plate 1 and the second welded plate 2.
In the various application of weldment 10, the change in size of the first welded plate 1 and the second welded plate 2 is floated large, and the requirement of strength of solder joint also changes thereupon, and therefore the relevant parameter of salient point 3 also should adapt to the variation of weldment 10 and change, as shown in Figure 2.Now, for ensureing the welding quality of weldment 10, the parameter of salient point 3 can be confirmed according to the thickness of the first welded plate 1 and the second welded plate 2.
In embodiment more of the present utility model, the thickness of the first welded plate 1 and the second welded plate 2 is greater than respectively 0.7mm, i.e. t1>0.7mm, t2>0.7mm.
Preferably, the centre distance of adjacent salient point 3 is more than or equal to 13mm, be m >=13mm, thereby ensureing under the prerequisite that on weldment 10, number of welds is enough, avoid the hypotelorism between adjacent salient point 3 and cause that solder joint is interfered mutually, nugget is imperfect, current distributing and reduce solder joint quality while avoiding salient point 3 excessively closely to cause welding.
Particularly, the minimum of a value of the diameter of salient point 3 is 2.8mm, i.e. d1 >=2.8mm, thus avoid salient point 3 too small and cause that solder joint is too small, not prison welding.
Particularly, the minimum of a value of the height of salient point 3 is 0.7mm, i.e. a >=0.7mm, thus ensure that salient point 3 can form spheroidal roughly, while being convenient to weld, electric current concentrates.
Particularly, the center of salient point 3 is more than or equal to 4mm to the distance at the edge of the second welded plate 2, i.e. v >=4mm, thus while avoiding welding, joint is crossed near and causes solder joint shunting, nugget imperfect to the edge of the second welded plate 2, and then ensure welding quality.
In a specific embodiment of the present utility model, weldment 10 is one of doorframe parts on vehicle, and weldment 10 is narrower, and the width of the second welded plate only has 7mm.Wherein, the thickness of slab of door frame for vehicle is greater than 0.7mm and is less than or equal to 0.8mm, and the thickness range of the first welded plate 1 and the second welded plate 2 is respectively: 0.7mm<t1≤0.8mm, 0.7mm<t2≤0.8mm.Now, as shown in Figure 2, the centre distance m >=13mm of adjacent salient point 3, the diameter range of salient point 3 is 2.8mm≤d1≤3.2mm, the height a=0.7mm of salient point 3, the center of salient point 3 is to the distance v >=4mm at the edge of the second welded plate 2.Thus, ensure spacing and the suitable size of solder joint, improve Joint Strength, thereby improve welding quality and the aesthetics of door frame for vehicle.
In the description of this description, the description of reference term " embodiment ", " some embodiment ", " illustrative examples ", " example ", " concrete example " or " some examples " etc. means to be contained at least one embodiment of the present utility model or example in conjunction with specific features, structure, material or the feature of this embodiment or example description.In this manual, the schematic statement of above-mentioned term is not necessarily referred to identical embodiment or example.And specific features, structure, material or the feature of description can be with suitable mode combination in any one or more embodiment or example.
Although illustrated and described embodiment of the present utility model, those having ordinary skill in the art will appreciate that: in the situation that not departing from principle of the present utility model and aim, can carry out multiple variation, amendment, replacement and modification to these embodiment, scope of the present utility model is limited by claim and equivalent thereof.
Claims (6)
1. a weldment, is characterized in that, comprising:
The first welded plate;
The second welded plate, described the second welded plate is located at a side of described the first welded plate, the surface of described first welded plate of vicinity of described the second welded plate is provided with multiple spaced salient points, each described salient point is formed as the hemispherical projections of extending towards described the first welded plate from described the second welded plate, and the height of described multiple salient points is identical;
The thickness of described the first welded plate and described the second welded plate is greater than respectively 0.7mm, and the minimum of a value of the height of described salient point is 0.7mm;
The part that each described salient point is described the second welded plate forms along the direction towards described the first welded plate is recessed, and the spacing of the upper surface of each described salient point and the lower surface of described salient point is substantially equal to the thickness of described the second welded plate.
2. weldment according to claim 1, is characterized in that, described multiple salient points are single distribution setting.
3. weldment according to claim 1, is characterized in that, each described salient point is stamping.
4. weldment according to claim 1, is characterized in that, the centre distance of adjacent described salient point is more than or equal to 13mm.
5. weldment according to claim 1, is characterized in that, the minimum of a value of the diameter of described salient point is 2.8mm.
6. weldment according to claim 1, is characterized in that, the center of described salient point is more than or equal to 4mm to the distance at the edge of described the second welded plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320665153.9U CN203751548U (en) | 2013-10-25 | 2013-10-25 | Welding component |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320665153.9U CN203751548U (en) | 2013-10-25 | 2013-10-25 | Welding component |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203751548U true CN203751548U (en) | 2014-08-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320665153.9U Expired - Fee Related CN203751548U (en) | 2013-10-25 | 2013-10-25 | Welding component |
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| Country | Link |
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| CN (1) | CN203751548U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105406242A (en) * | 2015-12-09 | 2016-03-16 | 广东美芝制冷设备有限公司 | Terminal assembly for compressor and minisize compressor |
| CN106312289A (en) * | 2016-10-14 | 2017-01-11 | 大连理工大学 | Ultrasonic metal welding method adopting pre-stamping deformation treatment |
| CN110355504A (en) * | 2019-08-23 | 2019-10-22 | 无锡鑫巨宏智能科技有限公司 | A kind of weldment |
-
2013
- 2013-10-25 CN CN201320665153.9U patent/CN203751548U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105406242A (en) * | 2015-12-09 | 2016-03-16 | 广东美芝制冷设备有限公司 | Terminal assembly for compressor and minisize compressor |
| CN105406242B (en) * | 2015-12-09 | 2018-09-18 | 广东美芝制冷设备有限公司 | Connecting terminal components and micro-compressor for compressor |
| CN106312289A (en) * | 2016-10-14 | 2017-01-11 | 大连理工大学 | Ultrasonic metal welding method adopting pre-stamping deformation treatment |
| CN110355504A (en) * | 2019-08-23 | 2019-10-22 | 无锡鑫巨宏智能科技有限公司 | A kind of weldment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180423 Address after: No. 188, Miyun District, Miyun District, Beijing, Beijing Patentee after: Beijing treasure Car Co.,Ltd. Address before: 102206 Changping District City, Shahe, Sha Yang Road, Beijing Patentee before: BEIQI FOTON MOTOR Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140806 Termination date: 20211025 |