CN106467136B - Conjugant - Google Patents
Conjugant Download PDFInfo
- Publication number
- CN106467136B CN106467136B CN201610686995.0A CN201610686995A CN106467136B CN 106467136 B CN106467136 B CN 106467136B CN 201610686995 A CN201610686995 A CN 201610686995A CN 106467136 B CN106467136 B CN 106467136B
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- China
- Prior art keywords
- step part
- engaging zones
- welding bead
- side step
- conjugant
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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
- B23K9/00—Arc welding or cutting
- B23K9/0026—Arc welding or cutting specially adapted for particular articles or work
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D21/00—Understructures, i.e. chassis frame on which a vehicle body may be mounted
- B62D21/11—Understructures, i.e. chassis frame on which a vehicle body may be mounted with resilient means for suspension, e.g. of wheels or engine; sub-frames for mounting engine or suspensions
-
- 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
- B23K9/00—Arc welding or cutting
- B23K9/02—Seam welding; Backing means; Inserts
-
- 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
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/006—Vehicles
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
- Body Structure For Vehicles (AREA)
- Resistance Welding (AREA)
Abstract
The present invention improves the conjugant of the bond strength of the engaging zones of these components while providing a kind of positioning accuracy that can be improved the step part in the engaging zones of two components.The present invention relates to a kind of conjugants including the side member and another side member that are interconnected.In the conjugant, one side member has the side engaging zones extended along at least part in its outer peripheral edge region entirety, another side member has the other side engaging zones that side engaging zones are configured and be engaged in a manner of Chong Die with side engaging zones, side engaging zones have side step part, other side engaging zones have other side step part, side step part and other side step part correspond to each other configuration on the length direction of side engaging zones, in the state of being formed with gap between side step part and other side step part, side engaging zones and other side engaging zones engage.
Description
Technical field
The present invention relates to a kind of conjugants including two components being bonded to each other.
Background technique
In the conjugant for including two components being bonded to each other, raising bond strength is sometimes required that.As can
An example for meeting the conjugant of the requirement there are to improve engagement by supporting the engaging zones of two components mutually
Intensity, and conjugant made of welding together the engaging zones of two components while mutually abutting.(for example, referring to special
Sharp document 1.)
In addition, sometimes requiring that the positioning accuracy improved between two components in conjugant.As can satisfy the requirement
Conjugant another example, there are in order to prevent positioning accuracy because of the influence of the form variations of the engaging zones in two components
And reduce, using being formed in these structures while positioning with the engaging zones of state spaced at intervals to two components
Conjugant made of welding bead between the engaging zones of part is attached.(for example, referring to 2~patent document of patent document 5.)
Existing technical literature
Patent document
Patent document 1: Japanese Unexamined Patent Publication 2008-183569 bulletin
Patent document 2: Japanese Unexamined Patent Application 58-68472 bulletin
Patent document 3: Japanese Unexamined Patent Publication 7-80643 bulletin
Patent document 4: Japanese Unexamined Patent Publication 2002-316265 bulletin
Patent document 5: Japanese Unexamined Patent Publication 2010-100110 bulletin
Summary of the invention
Problems to be solved by the invention
In this conjugant, it is sometimes desirable to it is respectively formed with step part in the engaging zones of two components, so that this
A little mutual corresponding modes of step part are positioned, and are welded in this state to engaging zones.However, it is very difficult to reduce platform
The form variations of exponent part are so that step part corresponds to each other, in the case where making multiple conjugants, it is difficult to make made
Whole conjugants can improve the positioning accuracy of step part.Therefore, it is applied in the structure that will be provided with step part above-mentioned
In the case where an example of conjugant, it is possible to make step part while abutting with the state after positional shift to two bonding lands
Domain is welded, and the positioning accuracy of step part is likely to decrease.In addition, being applied in the structure that will be provided with step part upper
In the case where another example for stating conjugant, two engaging zones are only in the state of spaced at intervals using being formed in
Welding bead between the engaging zones of these components is attached, therefore the bond strength of engaging zones is lower.That is, being connect in previous
In zoarium, it is difficult to improve connecing for these components while the step part of the engaging zones in two components is accurately positioned each other
Close the bond strength in region.
The present invention is made into order to solve this problem, be can be improved and is set to the purpose of the present invention is to provide one kind
The engagement that the engaging zones of these components are improved while the positioning accuracy of step part in the engaging zones of two components is strong
The conjugant of degree.
The solution to the problem
In order to solve the problems, such as, the conjugant of a technical solution according to the present invention, there are two components for conjugant tool, this two
A side member in a component has the side engaging zones extended along at least part in its outer peripheral edge region entirety, institute
It states another side member in two components and has and configured and be engaged in a manner of Chong Die with the side engaging zones
The other side engaging zones of the side engaging zones, the side engaging zones have side step part, the other side
Engaging zones have other side step part, and the side step part and the other side step part are engaged each along the side
The length direction in region is formed as step shape and corresponds to each other configuration in the length direction, in the side stage portion
Point and the other side step part between be formed with gap, the side step part and the other side step part utilize
The 1st welding bead that is configured in the gap and the direction extended relative to the 1st welding bead along the 1st welding bead be (the 1st welding bead
Length direction) the 2nd adjacent welding bead engages, and the side engaging zones and the other side engaging zones engage.Therefore,
The positional shift between them can be absorbed using the gap between these side step parts and other side step part,
As a result, it is possible to accurately be positioned each other to side step part and other side step part.Moreover, so to a side stage
In the state that exponent part and other side step part are accurately positioned, using being configured at side step part and the other side
The 1st welding bead in gap between step part with relative to the 1st welding bead along the 1st welding bead length direction it is adjacent the 2nd
Welding bead engages side step part and other side step part, therefore can be improved side step part and another side stage
The bond strength of exponent part, as a result, it is possible to improve the bond strength of side engaging zones and other side engaging zones.Therefore,
Side engaging zones and the other side are improved while can be improved the positioning accuracy of side step part and other side step part
The bond strength of engaging zones.
Using the conjugant of a technical solution of the invention, the 1st welding bead crosses over the length direction in the gap
On both ends configured, moreover, the 1st welding bead across in the gap the side step part and the other side
Both ends on the overlapping direction of step part are configured.Therefore, the 1st welding bead is across side step part and other side step
Gap between part engages side step part and other side step part in the state of integrally being formed, therefore can
The bond strength for improving side step part and other side step part, as a result, it is possible to improve side engaging zones and another
The bond strength of side engaging zones.
Using the conjugant of a technical solution of the invention, the cross section of the 1st welding bead is from along the overlapping side
To the top in bead height direction be formed as chevron shape towards the mode that base portion is widened, the top is connected to side step
Part, and the base portion is connected to other side step part, and the top is located at the institute orthogonal with the bead height direction
State the center in the weld width direction of cross section, the maximum height of the maximum width of the cross section relative to the cross section
Ratio is 2.6~3.0.Therefore, side step part, Er Qieshan are connected at the top of the cross section of the chevron shape of the 1st welding bead
The base portion of the cross section of shape shape is connected to other side step part, therefore side step part is by the 1st welding bead and another side stage
Exponent part steadily supports.Between especially between the maximum height of cross section and side step part and other side step part
The distance of gap is corresponding, and the maximum width of the cross section can absorb one relative to the ratio set of the maximum height of cross section
In the range of positional shift between side stage exponent part and other side step part, and being set in can be reliable using the 1st welding bead
Ground engages in the range of side step part and other side step part.Therefore, side step part and the other side be can be improved
The bond strength of side engaging zones and other side engaging zones is improved while the positioning accuracy of step part.
Using the conjugant of a technical solution of the invention, the 2nd welding bead is with from the top of the side step part
The mode that portion side covers the top end part of the side step part is configured, and is abutted against with the 1st welding bead.Therefore,
2nd welding bead is configured while being connected to 1 welding bead, therefore is reinforced using the 2nd welding bead the 1st welding bead.Moreover, by
The top of side step part is covered while the 2nd welding bead from the top end part side of side step part and the 1st welding bead to abut against
The mode of end is configured, therefore is securely engaged side step part and other side step part using the 2nd welding bead.Cause
This, can be improved the bond strength of side step part and other side step part, and as a result, it is possible to improve side engaging zones
And the bond strength of other side engaging zones.
Using the conjugant of a technical solution of the invention, the 2nd welding bead is from the length direction in the gap
At least one end further extend relative to the foreign side of the gap towards the length direction, the length of the 2nd welding bead
Length on degree direction is longer than the length on the length direction of the 1st welding bead.Therefore, using from side step part and
The 2nd welding bead that at least one end on the length direction in the gap between the step part of the other side further extends engages side
Region and other side engaging zones are reinforced securely.Therefore, it can be improved connecing for side engaging zones and other side engaging zones
Close intensity.
In order to solve the problems, such as, using the conjugant of another technical solution of the invention, there are two components for conjugant tool, should
A side member in two components has the side engaging zones extended along at least part in its outer peripheral edge region entirety,
Another side member in described two components, which has, to be configured and is engaged in a manner of Chong Die with the side engaging zones
In the other side engaging zones of the side engaging zones, the side engaging zones have side step part, described another
Side engaging zones have other side step part, and the side step part and the other side step part are engaged along the side
The length direction in region is formed as step shape and corresponds to each other configuration in the length direction, in the side stage portion
Point and the other side step part between be formed in the state of gap, the side engaging zones and the other side engagement
Region engages.Therefore, it can be absorbed between them using the gap between side step part and other side step part
Positional shift, as a result, it is possible to accurately position each other to side step part and other side step part.Moreover,
In the state of after being so accurately located side step part and other side step part, it can be improved side engaging zones
And the bond strength of other side engaging zones.Therefore, it can be improved the positioning accurate of side step part and other side step part
The bond strength of side engaging zones and other side engaging zones is improved while spending.
The effect of invention
The conjugant of a technical solution and another technical solution according to the present invention can be improved connecing set on two components
The bond strength of the engaging zones of these components is improved while closing the positioning accuracy of the step part in region.
Detailed description of the invention
Fig. 1 is the perspective view that the hanging bracket of the conjugant including the 1st embodiment of the invention is outlined.
Fig. 2 is the step part being outlined in the engaging zones of the conjugant of the 1st embodiment of the invention and its week
The perspective view on side.
Fig. 3 is in the engaging zones for the conjugant that the 1st embodiment of the invention is outlined with the state before welding
Step part and its main view on periphery.
Fig. 4 is the line A-A cross-sectional view of Fig. 2.
Fig. 5 is the step part being outlined in the engaging zones of the conjugant of the 2nd embodiment of the invention and its week
The main view on side.
Description of symbols
1 one side members；The marginal portion 1a；2 another side members；3 side engaging zones；4 other side engaging zones；5 sides
Step part；The top end part 5d；6 other side step parts；7 the 1st welding beads；At the top of 7a；7b base portion；8 the 2nd welding beads；9 welding beads；Between G
Gap；G1 tip side opening portion；D distance；C central part；H maximum height；W maximum width；T axis；θ angle；L arrow.
Specific embodiment
[the 1st embodiment]
Illustrate the conjugant of the 1st embodiment of the invention below.In addition, in the present embodiment, for the ease of indicating
Conjugant of the invention can be applied to the component of industrial products, simply as an example, illustrate conjugant being applied to automobile
The case where hanging bracket of equal vehicles.But conjugant of the invention is not limited to hanging bracket, can be applied to all industry
The component of product.
In the present embodiment, as shown in Figure 1, the suspension substantially integrally extended across the width of vehicle (not shown)
Bracket is equipped with the conjugant with metal two components 1,2 being interconnected.Two components 1,2 are shaped generally as elongated
Shape.
The detailed content of two components 1,2 is illustrated below, conjugant also wraps other than being applied to hanging bracket
The case where including the component that conjugant is applied to all industrial products in addition to the hanging bracket.One in two components 1,2
Side member 1 has the side along at least side on the vehicle front-rear direction (being indicated by the arrow L in Fig. 1) of a side member 1
The side engaging zones 3 that edge divides 1a to extend.In addition, marginal portion 1a is one in the outer peripheral edge region entirety of a side member 1
Part.Side engaging zones 3 are formed as prominent from the marginal portion 1a of a side member 1.
The projected direction (hereinafter referred to as work " projected direction ") of side engaging zones 3 becomes the length with side engaging zones 3
Spend the orthogonal direction in direction (hereinafter referred to as work " length direction ").The side engaging zones 3 have positioned at the side of projected direction
The top end part 3a of (hereinafter referred to as " projected direction tip side ") and the other side (hereinafter referred to as " protrusion side positioned at projected direction
To base end side ") base end part 3b, base end part 3b is linked to marginal portion 1a.
Another side member 2 in two components 1,2 has the other side engaging zones of configuration corresponding with side engaging zones 3
4.Other side engaging zones 4 are engaged in the state of being overlapped in side engaging zones 3 using aftermentioned connected structure.
But the present invention is not limited to this, two components can also be constituted as follows.At least one of two components
It can be formed as the shape in addition to generally elongated shape, for example, at least one of two components can also be formed to have
Generally cylindrical shape, substantially semi-barrel shape shape, substantially a quarter barrel shape, substantially spherical shell shape, substantially writing board shape etc..Then,
As long as side engaging zones are extended along at least part in its outer peripheral edge region entirety, as long as and being formed as
It is prominent from least part in the outer peripheral edge region entirety of a side member.
In turn, illustrate the detailed content of side engaging zones 3 and other side engaging zones 4.As shown in Figures 2 and 3, side
Engaging zones 3 have side step part 5, and other side engaging zones 4 have other side step part 6, the side step part 5
Be formed as the substantially step shape of level-one step each along length direction with other side step part 6.Side step part 5 and another
Side step part 6 is configured in a manner of mutual corresponding in the longitudinal direction.Preferably, such side engaging zones
3 and other side engaging zones 4 make plate bending by punch process etc. respectively.
The side step part 5 has in the overlapping direction of side engaging zones 3 and other side engaging zones 4 (hereinafter, letter
The top bar portion 5a and stepped down part 5b of configuration spaced at intervals and link top bar portion 5a on referred to as " overlapping direction ")
With the middle part 5c of stepped down part 5b.Moreover, top bar portion 5a and stepped down part 5b are in the longitudinal direction spaced apart from each other
Configuration, middle part 5c is one in a manner of by the opposite end connection on the length direction of such top bar portion 5a and stepped down part 5b
Side inclination extends on one side.The a part of the top end part 5d of side step part 5 as the top end part 3a of side engaging zones 3, one
The base end part 5e of side stage exponent part 5 becomes a part of the base end part 3b of side engaging zones 3.
As shown in Figures 2 and 3, other side step part 6 is also with the upper of configuration spaced at intervals on overlapping direction
The stage portion 6a and stepped down part 6b and middle part 6c for linking the top bar portion 6a and stepped down part 6b.Moreover, top bar portion
6a and stepped down part 6b are also configured spaced apart from each other in the longitudinal direction, middle part 6c with by such top bar portion 6a and
The mode of opposite end connection on the length direction of stepped down part 6b extends while tilting.
As shown in figure 3, the middle part 5c of side step part 5 and the middle part 6c of other side step part 6 are in length side
It configures spaced apart from each other upwards, is formed with clearance G between such side step part 5 and other side step part 6.
The clearance G by the stepped down part 6b of the top bar portion 5a of side step part 5 and middle part 5c and other side step part 6 and
Middle part 6c is surrounded.Preferably, the middle part 5c of side step part 5 and the middle part 6c of other side step part 6 are opposite
In configuring generally parallel to each other, in this case, in the middle part 5c and other side step part 6 of side step part 5
Between clearance G between portion 6c distance d it is constant.In addition, clearance G has in the tip side opening portion of projected direction top side opening
g1.By the top bar of the top bar portion 5a of side step part 5 and other side step part 6 while clearance G as being formed
Portion 6a overlapping, and the stepped down part 6b of the stepped down part 5b of side step part 5 and other side step part 6 is overlapped.
But the present invention is not limited to this, side step part and other side step part can also be constituted as follows.One
At least one of side stage exponent part and other side step part can also be formed as the substantially step shape of two-stage step or more,
In this case, middle part is formed as the substantially step shape of level-one step or more.Alternatively, it is also possible to be, side step part
And at least one of other side step part top bar portion and stepped down part length direction on opposite end with length
The substantially uniform mode in direction configures, and middle part is extended in a manner of linking such opposite end along overlapping direction.
It is also possible to top bar portion and the stepped down part of at least one of side step part and other side step part to be overlapped
The mode being overlapped on direction configures, and middle part is to connect the opposite end on the length direction in such top bar portion and stepped down part
The mode of knot extends while tilting.In addition, at least one of side engaging zones and other side engaging zones can also be by
Material in addition to plate is made, for example, at least one of side engaging zones and other side engaging zones can also be with
It is made by cutting bulk material, at least one of side engaging zones and other side engaging zones can also pass through casting
It makes to be made.In this case, if the opposite face of side step part and other side step part alongst
Be formed as the step shape of level-one step or more.Moreover, also can be by the middle part 5c of side step part 5 and the other side
The middle part 6c of step part 6 is configured to not parallel relative to each other.
Then, illustrate the connected structure of side engaging zones 3 and other side engaging zones 4.As shown in Figure 2 and Figure 4, side
Step part 5 and other side step part 6 are engaged using the 1st welding bead 7 and the 2nd welding bead 8 formed by arc welding.
1st welding bead 7 is configured at clearance G, moreover, the 1st welding bead 7 is configured across the both ends on the length direction of clearance G, and crosses over
Both ends on the overlapping direction of clearance G are configured.As shown in figure 4, (hereinafter referred to as " welding bead is transversal for the cross section of the 1st welding bead 7
Face ") in such a way that the top 7a from the bead height direction along overlapping direction is towards the base portion 7b broadening in bead height direction
It is formed substantially in the shape of a mountain shape.Such top 7a is connected to side step part 5, and base portion 7b is connected to other side step
Part 6.In addition, top 7a is located at the approximate centre in the weld width direction orthogonal with bead height direction.
Preferably, the maximum width W in the weld width direction on the welding bead cross section of the 1st welding bead 7 is relative to welding bead
The ratio W/H of the maximum height H of short transverse is about 2.6~about 3.0.In addition, the maximum height H and a side stage of welding bead cross section
The distance d of clearance G between the middle part 5c of exponent part 5 and the middle part 6c of other side step part 6 is substantially uniform.It will in this way
The range of ratio W/H be set in the positional shift that can be absorbed between side step part 5 and other side step part 6, and
In the range of the 1st welding bead 7 capable of being utilized reliably to engage side step part 5 and other side step part 6.One can be absorbed
For the range of positional shift between side stage exponent part 5 and other side step part 6, based in view of a side member 1 and separately
The margin of tolerance of the machining accuracy of one side member 2 etc. is preferable to set.A side stage can be reliably engaged using the 1st welding bead 7
For the range of exponent part 5 and other side step part 6, in the thickness in view of side step part 5 and other side step part 6
It spends between the clearance G distance d between the middle part 5c of side step part 5 and the middle part 6c of other side step part 6
Relationship on the basis of, based on the model for enabling the 1st welding bead 7 reliably to fuse into side step part 5 and other side step part 6
It encloses to set preferably.
It is further preferred, that the 1st welding bead 7 utilizes the welding torch (not shown) being inserted into along axis T (being indicated with single dotted broken line)
To be formed.In addition, axis T be placed through on the surface 6d of the other side step part 6 opposite with side step part 5 and
It is overlapped central part C opposite with the top end part 5d of side step part 5 on direction, and on one side relative to surface 6d with angle, θ
Inclination extends preferable on one side.Preferably, the tilt angle theta of axis T is about 60 degree.
Then, as shown in figure 4, the 2nd welding bead 8 has relative to the 1st welding bead 7 between projected direction tip side is configured adjacently
Gap section weld part 8a.Interval section weld part 8a with from projected direction tip side covering side step part 5 top end part 5d
Mode configured, and abutted against with the 1st welding bead 7.Interval section weld part 8a is configured to clip together with the 1st welding bead 7
The top end part 5d of side step part 5.The interval section weld part 8a crosses over gap along the top end part 5d of side step part 5
The both ends of the length direction of G are extended.Moreover, both ends of the interval section weld part 8a on the length direction for being located at clearance G
Between section at least part at it is preferable with 6 interval of other side step part.Preferably, the gap of the 2nd welding bead 8
The projected direction top side of section weld part 8a is configured to the projected direction top side on projected direction with the 1st welding bead 7
It is substantially uniform.
2nd welding bead 8 also has respectively from the both ends on the length direction of clearance G along the top end part of side engaging zones 3
The overlapping interval weld part 8b that 3a extends relative to clearance G to the foreign side of length direction.These overlapping interval weld part 8b difference
The top bar portion 6a of the top bar portion 5a of the side step part 5 of overlapped state and other side step part 6 is engaged,
The stepped down part 6b of the stepped down part 5b of the side step part 5 of overlapped state and other side step part 6 is engaged.
In addition, overlapping interval weld part 8b is connected with the both ends of the length direction of interval section weld part 8a respectively, interval section weldering
Socket part 8a and overlapping interval weld part 8b is formed as continuous in the longitudinal direction.
Length on the length direction of 2nd welding bead 8 is longer than the length on the length direction of the 1st welding bead 7.The cross of 2nd welding bead 8
Maximum height on the overlapping direction (bead height direction) in section is about the maximum height H on the welding bead cross section of the 1st welding bead 7
0.8 times, but this point and be not particularly illustrated.By means of such 1st welding bead 7 and the 2nd welding bead 8, by side step part 5
And other side step part 6 engages, so that side engaging zones 3 and other side engaging zones 4 be engaged.
But the present invention is not limited to this, the connected structures of side engaging zones and other side engaging zones can also be with
It is following to constitute.The welding bead cross section of 1st welding bead can also be shaped generally as round, substantially semi-circular shape etc..Also it can make the 1st
Maximum width W on the welding bead cross section of welding bead is less than about 2.6 relative to the ratio W/H of the maximum height H on welding bead cross section
And greater than about 3.0.As long as welding torch can be inserted into gap, it is used to determine the insertion posture of welding torch when forming 1 welding bead
The tilt angle theta of axis T can also be set as the angle other than about 60 degree.2nd welding bead be also possible to relative to the 1st welding bead and
Speech is in the configuration adjacent thereto of projected direction base end side.In this case, gap has the cardinal extremity in projected direction cardinal extremity side opening
It is preferable to form the 2nd welding bead using the welding torch for the state being inserted into from the base end side opening portion for side opening portion, moreover, can also make
The 1st welding bead is formed with the welding torch of the state.The interval section weld part of 2nd welding bead can also be on the length direction of clearance G
Both ends between be connected to other side step part.It also can be on projected direction by the projected direction top side of the 1st welding bead 7
With the projected direction top side offset configuration of the interval section weld part of the 2nd welding bead.The overlapping interval weld part of 2nd welding bead
Can only it extend from one end of the length direction in gap relative to the foreign side of gap towards length direction.The cross section of 2nd welding bead
On maximum height can also be set as the multiple other than about 0.8 times of the maximum height H on the welding bead cross section of the 1st welding bead.
The manufacturing method of the conjugant of present embodiment will be illustrated next.In side step part 5 and other side step
In the longitudinal direction by the position pair of side step part 5 and other side step part 6 while forming clearance G between part 6
Neat mode overlaps side engaging zones 3 and other side engaging zones 4.Be used in the welding torch of arc welding with from
The tip side opening portion g1 of gap G is inserted into the state in clearance G along axis T and moves to length direction, and is formed in clearance G
1 welding bead 7.After foring the 1st welding bead 7, flank welding torch along one including the top end part 5d of side step part 5
The top end part 3a for closing region 3 is mobile to length direction, forms the 2nd welding bead 8.Especially in the interval section weldering for forming the 2nd welding bead 8
When socket part 8a, make welding torch to cross over the top end part 5d of side step part 5 and the shape of both the 1st welding beads 7 on overlapping direction
State is mobile to length direction.By means of the 1st welding bead 7 being thusly-formed and the 2nd welding bead 8, make to include side step part 5 and another
Side engaging zones 3 and other side engaging zones 4 including side stage exponent part 6 engage.
More than, using present embodiment, the clearance G between side step part 5 and other side step part 6 can be utilized
The positional shift between them is absorbed, as a result, it is possible to side step part 5 and other side step part 6 is accurate each other
Ground positioning.Moreover, being utilized in the state of after being so accurately located side step part and other side step part 5,6
The 1st welding bead 7 that is configured in the clearance G between side step part 5 and other side step part 6 and relative to the 1st welding bead 7
Along the 1st welding bead 7 extend direction (length direction of the 1st welding bead 7) it is adjacent and relative to the 1st welding bead 7 in length direction
Side step part 5 and other side step part 6 are joined together by the 2nd adjacent welding bead 8 on orthogonal direction, therefore can be improved
The bond strength of side step part 5 and other side step part 6, as a result, it is possible to improve side engaging zones 3 and the other side
The bond strength of engaging zones 4.Therefore, it can be improved the same of the positioning accuracy of side step part 5 and other side step part 6
The bond strength of the side Shi Tigao engaging zones 3 and other side engaging zones 4.
Using present embodiment, the 1st welding bead 7 is in the gap between side step part 5 and other side step part 6
G engages side step part 5 and other side step part 6 in the state of integrally being formed, therefore can be improved a side stage
The bond strength of exponent part 5 and other side step part 6, as a result, it is possible to improve side engaging zones 3 and other side bonding land
The bond strength in domain 4.
Using present embodiment, the top 7a of the welding bead cross section of the substantially chevron shape of the 1st welding bead 7 is connected to a side stage
Exponent part 5, and the base portion 7b of the cross section of substantially chevron shape is connected to other side step part 6, therefore side stage portion
5 are divided steadily to be supported by other side step part 6 and the 1st welding bead 7.The especially maximum height H and a side stage of welding bead cross section
The distance d of clearance G between the middle part 5c of exponent part 5 and the middle part 6c of other side step part 6 is substantially uniform, the welding bead
The maximum width W of cross section is set in relative to the ratio W/H of the maximum height H of welding bead cross section can reliably absorb side
In the range of positional shift between step part 5 and other side step part 6, and being set in can be reliable using the 1st welding bead 7
In the range of ground engages side step part 5 and other side step part 6.Therefore, it can be improved side step part 5 and another
The bond strength of side engaging zones 3 and other side engaging zones 4 is improved while the positioning accuracy of side step part 6.
Using present embodiment, the interval section weld part 8a of the 2nd welding bead 8 is matched while being connected to the 1st welding bead 7
It sets, therefore the 1st welding bead 7 is reinforced using interval section weld part 8a.Moreover, because the interval section of the 2nd welding bead 8 is welded
The top end part 5d of covering side step part 5 while portion 8a is abutted against with one side from projected direction tip side and the 1st welding bead 7
Mode configures, therefore is securely engaged side step part 5 and other side step part 6 using the 2nd welding bead 8.Therefore, can
The bond strength for improving side step part 5 and other side step part 6, as a result, it is possible to improve side engaging zones 3 and another
The bond strength of side engaging zones 4.
Using present embodiment, the length from the clearance G between side step part 5 and other side step part 6 is utilized
The overlapping interval weld part 8b for the 2nd welding bead 8 that at least one end on direction further extends is to side engaging zones 3 and the other side
Engaging zones 4 are reinforced securely.Therefore, the engagement that can be improved side engaging zones 3 and other side engaging zones 4 is strong
Degree.
[the 2nd embodiment]
Explanation includes the hanging bracket of the conjugant of the 2nd embodiment of the invention below.The conjugant of present embodiment
Implement in addition to the connected structure of side engaging zones and other side engaging zones in a side member and another side member with the 1st
The conjugant of mode is identical.In addition, constituent element use and the 1st embodiment party of present embodiment identical with the 1st embodiment
Formula identical appended drawing reference is illustrated.
Firstly, illustrating the engagement knot of the side engaging zones and other side engaging zones in the conjugant of present embodiment
Structure.As shown in figure 5, being engaged respectively from the both ends on the length direction of clearance G along side using the welding bead 9 that arc welding is formed
The top end part 3a in region 3 extends relative to the foreign side of clearance G towards length direction, and welding bead 9 clips clearance G and carries out at spaced intervals
Configuration.These welding beads 9 are respectively by the top bar portion 5a and other side step part of the side step part 5 of overlapped state
6 top bar portion 6a engagement, by the stepped down part 5b and other side step part of the side step part 5 of overlapped state
6 stepped down part 6b engagement.In addition, the 1st welding bead shown in the 1st embodiment is not formed in clearance G.Utilize such weldering
Road 9, in addition to the peripheral portion of clearance G side engaging zones 3 and other side engaging zones 4 engage.
The manufacturing method of the conjugant of present embodiment will be illustrated next.In side step part 5 and other side step
Make the position pair of side step part 5 and other side step part 6 while forming clearance G between part 6 in the longitudinal direction
Neat mode overlaps side engaging zones 3 and other side engaging zones 4.The welding torch of arc welding is used in along removing
The top end part 3a of side engaging zones 3 other than the peripheral portion of clearance G is mobile to length direction, forms welding bead 9.Utilize such shape
At welding bead 9, by addition to the peripheral portion of clearance G side engaging zones 3 and other side engaging zones 4 engage.
More than, according to the present embodiment, the clearance G between side step part 5 and other side step part 6 can be utilized
The positional shift between them is absorbed, as a result, it is possible to accurate each other to side step part and other side step part 5,6
Ground is positioned.Moreover, in the state of after being so accurately located side step part and other side step part 5,6,
It can be improved the bond strength of side engaging zones 3 and other side engaging zones 4.Therefore, can be improved side step part 5 and
The bond strength of side engaging zones 3 and other side engaging zones 4 is improved while the positioning accuracy of other side step part 6.
It this concludes the description of embodiments of the present invention, but the present invention is not limited to above embodiment, energy of the present invention
It is enough to be deformed and changed according to its technical idea.
Claims (7)
1. a kind of conjugant,
The conjugant has there are two component,
A side member in two components has to be flanked along one that at least part in its outer peripheral edge region entirety extends
Region is closed,
Another side member in described two components has an other side engaging zones, the other side engaging zones be configured to it is described
Side engaging zones are overlapped and are engaged in the side engaging zones,
The side engaging zones have side step part, and the other side engaging zones have other side step part, should
Side step part and the other side step part are formed as step shape each along the length direction of the side engaging zones
And mutual corresponding position in the length direction is configured,
The conjugant is characterized in that, between being formed between the side step part and the other side step part
Gap,
The side step part and the other side step part by the 1st welding bead that is configured in the gap and relative to
1st welding bead is engaged along the 2nd adjacent welding bead of the direction that the 1st welding bead extends, side engaging zones and described
Other side engaging zones engage.
2. conjugant according to claim 1, which is characterized in that
1st welding bead is configured to across the both ends on the length direction in the gap,
Moreover, the 1st welding bead is configured to the side step part and the other side step part across the gap
Overlapping direction on both ends.
3. conjugant according to claim 1, which is characterized in that
The cross section of 1st welding bead is formed as widening along the top in the bead height direction in the overlapping direction towards base portion
Chevron shape,
The top is connected to side step part, and the base portion is connected to other side step part,
The top is located at the center in the weld width direction of the cross section orthogonal with the bead height direction,
The maximum width of the cross section is 2.6~3.0 relative to the ratio of the maximum height of the cross section.
4. conjugant according to claim 2, which is characterized in that
The cross section of 1st welding bead is formed as widening along the top in the bead height direction in the overlapping direction towards base portion
Chevron shape,
The top is connected to side step part, and the base portion is connected to other side step part,
The top is located at the center in the weld width direction of the cross section orthogonal with the bead height direction,
The maximum width of the cross section is 2.6~3.0 relative to the ratio of the maximum height of the cross section.
5. conjugant according to any one of claims 1 to 4, which is characterized in that
2nd welding bead is configured to cover the top of the side step part from the top end part side of the side step part
Portion, and abutted against with the 1st welding bead.
6. conjugant according to any one of claims 1 to 4, which is characterized in that
2nd welding bead is from least one end on the length direction in the gap relative to the gap towards the length
The foreign side in direction further extends,
Length on the length direction of 2nd welding bead is longer than the length on the length direction of the 1st welding bead.
7. conjugant according to claim 5, which is characterized in that
2nd welding bead is from least one end on the length direction in the gap relative to the gap towards the length
The foreign side in direction further extends,
Length on the length direction of 2nd welding bead is longer than the length on the length direction of the 1st welding bead.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2015-161008 | 2015-08-18 | ||
| JP2015161008A JP6620926B2 (en) | 2015-08-18 | 2015-08-18 | Zygote |
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| CN106467136A CN106467136A (en) | 2017-03-01 |
| CN106467136B true CN106467136B (en) | 2019-03-19 |
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| JP (1) | JP6620926B2 (en) |
| CN (1) | CN106467136B (en) |
| DE (1) | DE102016114560B4 (en) |
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| JP2010052564A (en) * | 2008-08-28 | 2010-03-11 | Nissan Motor Co Ltd | Drainage structure of side sill |
| JP2012206704A (en) * | 2011-03-30 | 2012-10-25 | Toyota Motor Corp | Connection flange structure |
| JP2013013910A (en) * | 2011-07-01 | 2013-01-24 | Toyota Motor Corp | Joint structure and joining method of car body members |
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| CN103328146A (en) * | 2012-01-16 | 2013-09-25 | 丰田自动车株式会社 | Panel joining structure |
Also Published As
| Publication number | Publication date |
|---|---|
| DE102016114560A1 (en) | 2017-02-23 |
| DE102016114560B4 (en) | 2021-10-07 |
| JP6620926B2 (en) | 2019-12-18 |
| JP2017039140A (en) | 2017-02-23 |
| CN106467136A (en) | 2017-03-01 |
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