CN106467136A - Conjugant - Google Patents
Conjugant Download PDFInfo
- Publication number
- CN106467136A CN106467136A CN201610686995.0A CN201610686995A CN106467136A CN 106467136 A CN106467136 A CN 106467136A CN 201610686995 A CN201610686995 A CN 201610686995A CN 106467136 A CN106467136 A CN 106467136A
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- CN
- China
- Prior art keywords
- step part
- engaging zones
- opposite side
- side step
- welding bead
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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 engaging zones of these components while providing a kind of positioning precision that can improve the step part in the engaging zones of two components.The present invention relates to the conjugant of a kind of side member that is bonded with each other of inclusion and another side member.In this conjugant, one side member has the side engaging zones that at least a portion along in its outer peripheral edge region entirety extends, another side member has the opposite side engaging zones being configured and being engaged in side engaging zones in the way of overlapping with side engaging zones, side engaging zones have side step part, opposite side engaging zones have opposite side step part, side step part and the mutually corresponding configuration on the length direction of side engaging zones of opposite side step part, in the state of being formed with gap between side step part and opposite side step part, side engaging zones and opposite side engaging zones engage.
Description
Technical field
The present invention relates to the conjugant of two components that a kind of inclusion is bonded to each other.
Background technology
In the conjugant of two components that inclusion is bonded to each other, sometimes require that raising bond strength.As can
Meet one of conjugant of this requirement, there are to mutually support to improve joint by making the engaging zones of two components
Intensity, and make the conjugant that the engaging zones of two components weld together while mutually abutting.(for example, referring to special
Sharp document 1.)
In addition, in conjugant, sometimes requiring that the positioning precision improving between two components.As disclosure satisfy that this requirement
Conjugant another example, there are the impact in order to prevent the form variations because of the engaging zones in two components for the positioning precision
And reduce, using being formed at these structures while positioning to the engaging zones of two components with state spaced at intervals
The conjugant that welding bead between the engaging zones of part is attached.(for example, referring to patent documentation 2～patent documentation 5.)
Prior art literature
Patent documentation
Patent documentation 1：Japanese Unexamined Patent Publication 2008-183569 publication
Patent documentation 2：Japanese Unexamined Patent Application 58-68472 publication
Patent documentation 3：Japanese Unexamined Patent Publication 7-80643 publication
Patent documentation 4：Japanese Unexamined Patent Publication 2002-316265 publication
Patent documentation 5：Japanese Unexamined Patent Publication 2010-100110 publication
Content of the invention
Problems to be solved by the invention
It is sometimes desirable to the engaging zones in two components are respectively formed with step part in this conjugant, so that this
A little mutually corresponding modes of step part are positioned, and in this condition engaging zones are welded.However, it is very difficult to minimizing platform
The form variations of exponent part so that step part is mutually corresponding, it is difficult to make made in the case of making multiple conjugants
All conjugant can improve the positioning precision of step part.Therefore, the structure being provided with step part is applied to above-mentioned
In the case of of conjugant it is possible to make step part with position skew after state abut while to two bonding lands
Domain is welded, and the positioning precision of step part is likely to decrease.In addition, the structure being provided with step part is being applied to
In the case of stating another example of conjugant, two engaging zones only in the state of spaced at intervals using being formed at
Welding bead between the engaging zones of these components is attached, and the bond strength of therefore engaging zones is relatively low.That is, connect in conventional
It is difficult to improve connecing of these components while the step part of the engaging zones in two components is accurately positioned each other in zoarium
Close the bond strength in region.
The present invention makes to solve this problem, it is an object of the invention to provide one kind can improve located at
The joint improving the engaging zones of these components while the positioning precision of the step part in the engaging zones of two components is strong
The conjugant of degree.
For solution to problem
For solve problem, the conjugant of the technical scheme according to the present invention, this conjugant has two components, and this two
A side member in individual component has the side engaging zones that at least a portion along in its outer peripheral edge region entirety extends, institute
State another side member in two components and have in the way of overlapping with described side engaging zones and configured and be engaged in
The opposite side engaging zones of described side engaging zones, described side engaging zones have side step part, described opposite side
Engaging zones have opposite side step part, and this side step part and this opposite side step part are each along a described side engagement
The length direction in region is formed as step shape and mutually corresponding configuration on described length direction, in described side stage portion
Point and described opposite side step part between be formed with gap, described side step part and described opposite side step part utilize
Be configured at the 1st welding bead in described gap and the direction that extends along described 1st welding bead with respect to the 1st welding bead (the 1st welding bead
Length direction) the 2nd adjacent welding bead engages, and described side engaging zones and described opposite side engaging zones engage.Therefore,
The position that can be absorbed using the gap between these side step parts and opposite side step part between them is offset, its
As a result, it is possible to position exactly each other to side step part and opposite side step part.And, so to a side stage
In the state of exponent part and opposite side step part are positioned exactly, using being configured at side step part and opposite side
The 1st welding bead in gap between step part and with respect to the 1st welding bead along the 1st welding bead length direction adjacent the 2nd
Welding bead, side step part and opposite side step part are engaged, therefore, it is possible to improve side step part and another side stage
The bond strength of exponent part, as a result, side engaging zones and the bond strength of opposite side engaging zones can be improved.Therefore,
Improve side engaging zones and opposite side while the positioning precision that side step part and opposite side step part can be improved
The bond strength of engaging zones.
Using the conjugant of a technical scheme of the present invention, described 1st welding bead crosses over the described length direction in described gap
On two ends configured, and, described 1st welding bead cross over described gap in described side step part and described opposite side
Two ends on the overlapping direction of step part are configured.Therefore, the 1st welding bead is across side step part and opposite side step
Side step part and opposite side step part are engaged in the state of integrally being formed by the gap between part, therefore, it is possible to
Improve the bond strength of side step part and opposite side step part, as a result, side engaging zones and another can be improved
The bond strength in side engagement region.
Using the conjugant of a technical scheme of the present invention, the cross section of described 1st welding bead is with from along described overlap side
To the mode widened towards base portion of top in bead height direction be formed as chevron shape, described top is connected to side step
Part, and described base portion is connected to opposite side step part, and described top is located at the institute orthogonal with described bead height direction
State the center in the weld width direction of cross section, the Breadth Maximum of described cross section is with respect to the maximum height of described cross section
Ratio is 2.6～3.0.Therefore, the top of the cross section of chevron shape of the 1st welding bead is connected to side step part, Er Qieshan
The base portion of the cross section of shape shape is connected to opposite side step part, and therefore side step part is by the 1st welding bead and another side stage
Exponent part stably supports.Between particularly between the maximum height of cross section and side step part and opposite side step part
The distance of gap is corresponding, and the Breadth Maximum of this cross section can absorb one with respect to the ratio set of the maximum height of cross section
In the range of position skew between side stage exponent part and opposite side step part, and be set in can be reliable using the 1st welding bead
Ground engages in the range of side step part and opposite side step part.Therefore, it is possible to improve side step part and opposite side
Improve the bond strength of side engaging zones and opposite side engaging zones while the positioning precision of step part.
Using the conjugant of a technical scheme of the present invention, described 2nd welding bead is with the top from described side step part
The mode that portion side covers the top ends of described side step part is configured, and abuts against with described 1st welding bead.Therefore,
2nd welding bead is connected to the 1st welding bead while being configured, and hence with the 2nd welding bead, the 1st welding bead is strengthened.And, by
In the 2nd welding bead to cover the top of side step part from the top ends side of side step part while abutting against with the 1st welding bead
The mode of end is configured, and engages side step part and opposite side step part securely hence with the 2nd welding bead.Cause
This, it is possible to increase the bond strength of side step part and opposite side step part, as a result, side engaging zones can be improved
And the bond strength of opposite side engaging zones.
Using the conjugant of a technical scheme of the present invention, described 2nd welding bead is from the described length direction in described gap
At least one end extend further towards the foreign side of described length direction with respect to described gap, the described length of described 2nd welding bead
Length on degree direction is longer than the length on the described length direction of described 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 opposite side step part extends further, to a side engagement
Region and opposite side engaging zones are strengthened securely.Therefore, it is possible to improve connecing of side engaging zones and opposite side engaging zones
Close intensity.
For solve problem, using the conjugant of another technical scheme of the present invention, this conjugant has two components, should
A side member in two components has the side engaging zones that at least a portion along in its outer peripheral edge region entirety extends,
Another side member in described two components has in the way of overlapping with described side engaging zones and is configured and engage
In the opposite side engaging zones of described side engaging zones, described side engaging zones have side step part, described another
Side engagement region has opposite side step part, and this side step part and this opposite side step part are along a described side engagement
The length direction in region is formed as step shape and mutually corresponding configuration on described length direction, in described side stage portion
Point and described opposite side step part between be formed with gap in the state of, described side engaging zones and described another side engagement
Region engages.Therefore, it is possible to be absorbed between them using the gap between side step part and opposite side step part
Position skew, as a result, side step part and opposite side step part can be positioned each other exactly.And,
In the state of after so side step part and opposite side step part being positioned exactly, it is possible to increase the engaging zones of side
And the bond strength of opposite side engaging zones.Therefore, it is possible to improve the positioning accurate of side step part and opposite side step part
Improve the bond strength of side engaging zones and opposite side engaging zones while spending.
The effect of invention
A technical scheme according to the present invention and the conjugant of another technical scheme, it is possible to increase located at connecing of two components
Improve the bond strength of the engaging zones of these components while closing the positioning precision of step part in region.
Brief description
Fig. 1 is the axonometric chart of the suspension holdfast of the conjugant of the 1st embodiment that outline represents including the present invention.
Fig. 2 is that outline represents step part and its week in the engaging zones of conjugant of the 1st embodiment of the present invention
The axonometric chart on side.
Fig. 3 is in the engaging zones of the conjugant of the 1st embodiment represent the present invention with the state outline before welding
Step part and its front view of periphery.
Fig. 4 is the line A-A sectional view of Fig. 2.
Fig. 5 is that outline represents step part and its week in the engaging zones of conjugant of the 2nd embodiment of the present invention
The front view on side.
Description of reference numerals
1 one side members；1a marginal portion；2 another side members；3 side engaging zones；4 opposite side engaging zones；5 sides
Step part；5d top ends；6 opposite side step parts；7 the 1st welding beads；7a top；7b base portion；8 the 2nd welding beads；9 welding beads；Between G
Gap；G1 tip side peristome；D distance；C central part；H maximum height；W Breadth Maximum；T axis；θ angle；L arrow.
Specific embodiment
[the 1st embodiment]
The below conjugant of the 1st embodiment of the explanation present invention.In addition, in the present embodiment, for the ease of representing
The conjugant of the present invention can be applied to the part of industrial products, simply as one, illustrates for conjugant to be applied to automobile
Situation Deng the suspension holdfast of vehicle.But, the conjugant of the present invention is not limited to suspension holdfast, can be applied to all industry
The part of product.
In the present embodiment, as shown in figure 1, the suspension substantially integrally extending across the width of vehicle (not shown)
Support is provided with the conjugant with metal two components 1,2 being bonded with each other.Two components 1,2 are shaped generally as elongated
Shape.
Hereinafter the detailed content of two components 1,2 is illustrated, conjugant, in addition to being applied to suspension holdfast, also wraps
Include the situation that conjugant is applied to the part of all industrial products in addition to this suspension holdfast.In two components 1,2 one
Side member 1 has the side along at least side on the vehicle fore-and-aft direction (being indicated by the arrow L in FIG) of this side member 1
The side engaging zones 3 that 1a extends are divided in edge.In addition, marginal portion 1a is in the outer peripheral edge region entirety of a side member 1
Part.Side engaging zones 3 are formed as projecting from the marginal portion 1a of a side member 1.
The projected direction (hereinafter referred to as making " projected direction ") of side engaging zones 3 becomes the length with side engaging zones 3
The orthogonal direction in degree direction (hereinafter referred to as making " length direction ").This side engaging zones 3 has the side positioned at projected direction
Top ends 3a of (hereinafter referred to as " projected direction tip side ") and opposite side (hereinafter referred to as " the prominent side being located at projected direction
To base end side ") base end part 3b, this base end part 3b is linked to marginal portion 1a.
Another side member 2 in two components 1,2 has the opposite side engaging zones of configuration corresponding with side engaging zones 3
4.Opposite side engaging zones 4 are engaged using connected structure described later in the state of being overlapped in side engaging zones 3.
But, the present invention is not limited to this, and two components can also be constituted as follows.At least one of two components
The shape in addition to generally elongated shape can be formed as, for example, at least one of two components can also be formed as having
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 carry out extending along at least a portion in its outer peripheral edge region entirety, as long as and being formed as
At least a portion from the outer peripheral edge region entirety of a side member projects.
And then, side engaging zones 3 and the detailed content of opposite side engaging zones 4 are described.As shown in Figures 2 and 3, side
Engaging zones 3 have side step part 5, and opposite side engaging zones 4 have opposite side step part 6, this side step part 5
Be formed as the substantially step shape of one-level step with opposite side step part 6 each along length direction.Side step part 5 and another
Side step part 6 is configured in mutually corresponding in the longitudinal direction mode.Preferably, such side engaging zones
3 and opposite side engaging zones 4 so that sheet material is bent being made by punch process etc. respectively.
This side step part 5 has overlapping direction (below, the letter in side engaging zones 3 and opposite side engaging zones 4
It is referred to as in " overlapping direction ") go up the top bar portion 5a and stepped down part 5b of configuration spaced at intervals and link this top bar portion 5a
Pars intermedia 5c with stepped down part 5b.And, top bar portion 5a and stepped down part 5b are in the longitudinal direction spaced apart from each other
Configuration, pars intermedia 5c is one in the way of linking the opposite end on the length direction of such top bar portion 5a and stepped down part 5b
Side tilts while extending.Top ends 5d of side step part 5 become a part for top ends 3a of side engaging zones 3, and 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, opposite side step part 6 also has the upper of on overlapping direction configuration spaced at intervals
Stage portion 6a and the stepped down part 6b and pars intermedia 6c linking this top bar portion 6a and stepped down part 6b.And, top bar portion
6a and stepped down part 6b also configures in the longitudinal direction spaced apart from each other, pars intermedia 6c with by such top bar portion 6a and
The mode that opposite end on the length direction of stepped down part 6b links tilts while extending.
As shown in figure 3, the pars intermedia 6c of the pars intermedia 5c of side step part 5 and opposite side step part 6 is in length side
Configure spaced apart from each other upwards, between such side step part 5 and opposite side step part 6, be formed with clearance G.
This clearance G by the stepped down part 6b of the top bar portion 5a of side step part 5 and pars intermedia 5c and opposite side step part 6 and
Pars intermedia 6c surrounds.Preferably, the pars intermedia 6c of the pars intermedia 5c of side step part 5 and opposite side step part 6 is relative
In configuring generally parallel to each other, in this case, in the pars intermedia 5c of side step part 5 and opposite side step part 6
Between clearance G between portion 6c constant apart from d.In addition, clearance G has the tip side peristome in projected direction top side opening
g1.Form the top bar by the top bar portion 5a of side step part 5 and opposite side step part 6 while such clearance G
Portion 6a is overlapping, and the stepped down part 6b of the stepped down part 5b of side step part 5 and opposite side step part 6 is overlapping.
But, the present invention is not limited to this, and side step part and opposite side step part can also be constituted as follows.One
At least one of side stage exponent part and opposite side step part can also be formed as the substantially step shape of more than two-stage step,
In this case, pars intermedia is formed as the substantially step shape of more than one-level step.Alternatively, it is also possible to be, side step part
And the opposite end in the top bar portion of at least one of opposite side step part and the length direction of stepped down part with length
The substantially uniform mode in direction configures, and pars intermedia is extended along overlapping direction in the way of linking such opposite end.
Can also be that the top bar portion of at least one of side step part and opposite side step part and stepped down part are with overlap
On direction, overlapping mode configures, and pars intermedia is with by the opposite end on the length direction in such top bar portion and stepped down part even
The mode of knot tilts while extending.In addition, at least one of side engaging zones and opposite side engaging zones can also be by
Being made, for example, at least one of side engaging zones and opposite side engaging zones can also for material in addition to sheet material
Made by cutting bulk material, at least one of side engaging zones and opposite side engaging zones can also be by casting
Make and made.In this case, if the opposite face of side step part and opposite side step part alongst
Be formed as the step shape of more than one-level step.And it is also possible to by the pars intermedia 5c of side step part 5 and opposite side
The pars intermedia 6c of step part 6 is configured to relative to each other not parallel.
Then, side engaging zones 3 and the connected structure of opposite side engaging zones 4 are described.As shown in Figure 2 and Figure 4, side
Step part 5 and opposite side step part 6 are using by electric arc welding, the 1st welding bead 7 being formed and the 2nd welding bead 8 are engaged.
1st welding bead 7 is configured at clearance G, and, the two ends that the 1st welding bead 7 is crossed on the length direction of clearance G are configured, and cross over
Two 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 ") by the top 7a from the bead height direction along overlapping direction towards bead height direction base portion 7b widen in the way of
It is shaped generally as chevron shape.Such top 7a is connected to side step part 5, and base portion 7b is connected to opposite 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 Breadth Maximum W in the weld width direction on the welding bead cross section of the 1st welding bead 7 is with respect to welding bead
Ratio W/H of maximum height H of short transverse is about 2.6～about 3.0.In addition, maximum height H of welding bead cross section and a side stage
Clearance G between the pars intermedia 5c of exponent part 5 and the pars intermedia 6c of opposite side step part 6 substantially uniform apart from d.Will so
Ratio W/H range set can absorb the position between side step part 5 and opposite side step part 6 skew, and
Reliably can be engaged in the range of side step part 5 and opposite side step part 6 using the 1st welding bead 7.One just can be absorbed
For the scope of position skew between side stage exponent part 5 and opposite side step part 6, based in view of a side member 1 and another
The margin of tolerance of the machining accuracy of one side member 2 etc. is preferable to set.Just can reliably engage a side stage using the 1st welding bead 7
For the scope of exponent part 5 and opposite side step part 6, in the thickness in view of side step part 5 and opposite side step part 6
Degree and the pars intermedia 5c of side step part 5 and the pars intermedia 6c of opposite side step part 6 between clearance G between d
Relation on the basis of, reliably fuse into side step part 5 and the model of opposite side step part 6 based on enabling the 1st welding bead 7
Enclose to set preferably.
It is further preferred, that the 1st welding bead 7 is using the welding torch (not shown) inserting along axis T (being represented with single dotted broken line)
To be formed.In addition, axis T be placed through on the surface 6d of the opposite side step part 6 relative with side step part 5 and
Relative with top ends 5d of side step part 5 central part C on overlapping direction, and with respect to surface 6d with angle, θ
Tilt, extend preferably.Preferably, the tilt angle theta of axis T is about 60 degree.
Then, as shown in figure 4, the 2nd welding bead 8 has with respect to the 1st welding bead 7 between projected direction tip side is adjacent to
Gap interval weld part 8a.Gap interval weld part 8a to cover top ends 5d of side step part 5 from projected direction tip side
Mode configured, and abut against with the 1st welding bead 7.Gap interval weld part 8a is configured to clip together with the 1st welding bead 7
Top ends 5d of side step part 5.This gap interval weld part 8a crosses over gap along top ends 5d of side step part 5
The two ends of the length direction of G are extended.And, gap interval weld part 8a is at the two ends on the length direction of clearance G
Between at least a portion in interval at preferable with opposite side step part 6 interval.Preferably, the gap of the 2nd welding bead 8
The projected direction top side of interval weld part 8a is configured to the projected direction top side with the 1st welding bead 7 on projected direction
Substantially uniform.
The two ends that 2nd welding bead 8 also has respectively from the length direction of clearance G are along the top ends of side engaging zones 3
The overlapping interval weld part 8b that 3a extends to the foreign side of length direction with respect to clearance G.These overlapping intervals weld part 8b is respectively
The top bar portion 6a of the top bar portion 5a of the side step part 5 of overlapped state and opposite 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 opposite side step part 6 is engaged.
In addition, overlapping interval weld part 8b is connected with the two ends of the length direction of gap interval weld part 8a respectively, the interval weldering in gap
Socket part 8a and overlapping interval weld part 8b are formed as continuous in the longitudinal direction.
Length on the length direction of the 2nd welding bead 8 is longer than the length on the length direction of the 1st welding bead 7.The horizontal stroke of the 2nd welding bead 8
Maximum height on the overlapping direction (bead height direction) in section is about maximum height H on the welding bead cross section of the 1st welding bead 7
0.8 times, but this point being not particularly illustrated.By means of such 1st welding bead 7 and the 2nd welding bead 8, by side step part 5
And opposite side step part 6 engages, thus side engaging zones 3 and opposite side engaging zones 4 are engaged.
But, the present invention is not limited to this, and the connected structure of side engaging zones and opposite side engaging zones can also
Following composition.The welding bead cross section of the 1st welding bead can also be shaped generally as toroidal, substantially semi-circular shape etc..Also the 1st can be made
Breadth Maximum W on the welding bead cross section of welding bead is less than about 2.6 with respect to ratio W/H of maximum height H on welding bead cross section
And greater than about 3.0.As long as welding torch can be inserted in gap, then it is used for determining the insertion posture of welding torch when forming 1 welding bead
The tilt angle theta of axis T also can be set to the angle beyond about 60 degree.2nd welding bead can also be with respect to the 1st welding bead
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
Side opening portion, forms the 2nd welding bead preferably using the welding torch of the state inserted from this base end side peristome, and it is also possible to makes
Form the 1st welding bead with the welding torch of this state.The gap interval weld part of the 2nd welding bead can also be on the length direction of clearance G
Two ends between be connected to opposite side step part.Also can be by the projected direction top side of the 1st welding bead 7 on projected direction
Projected direction top side offset configuration with the gap interval weld part of the 2nd welding bead.The overlapping interval weld part of the 2nd welding bead
Can one end of length direction only from gap extend towards the foreign side of length direction with respect to gap.The cross section of the 2nd welding bead
On maximum height also can be set to about 0.8 times of multiple in addition of maximum height H on the welding bead cross section of the 1st welding bead.
Next the manufacture method of the conjugant of explanation present embodiment.With in side step part 5 and opposite side step
Formed between part 6 while clearance G in the longitudinal direction by the position pair of side step part 5 and opposite side step part 6
Neat mode, side engaging zones 3 and opposite side engaging zones 4 are overlapped.Be used in electric arc welding welding torch with from
The tip side peristome g1 of gap G is inserted into state in clearance G along axis T and moves to length direction, forms the in clearance G
1 welding bead 7.After defining the 1st welding bead 7, make welding torch along the side joint including top ends 5d Bao Kuo side step part 5
Top ends 3a closing region 3 move to length direction, form the 2nd welding bead 8.Particularly in the interval weldering in the gap forming the 2nd welding bead 8
During socket part 8a, make welding torch with top ends 5d of leap side step part 5 on overlapping direction and the shape both the 1st welding bead 7
State moves to length direction.By means of the 1st welding bead 7 being thusly-formed and the 2nd welding bead 8, make including side step part 5 and another
Side stage exponent part 6 engages in interior side engaging zones 3 and opposite side engaging zones 4.
More than, using present embodiment, can be using the clearance G between side step part 5 and opposite side step part 6
To absorb the skew of the position between them, as a result, can will be accurate each other to side step part 5 and opposite side step part 6
Ground positioning.And, after so side step part and opposite side step part 5,6 positions exactly in the state of, utilization
It is configured at the 1st welding bead 7 in the clearance G between side step part 5 and opposite side step part 6 and with respect to the 1st welding bead 7
Along the 1st welding bead 7 extend direction (length direction of the 1st welding bead 7) adjacent and with respect to the 1st welding bead 7 in length direction
On orthogonal direction, side step part 5 and opposite side step part 6 are joined together, therefore, it is possible to improve by the 2nd adjacent welding bead 8
Side step part 5 and the bond strength of opposite side step part 6, as a result, side engaging zones 3 and opposite side can be improved
The bond strength of engaging zones 4.Therefore, it is possible to improve side step part 5 and opposite side step part 6 positioning precision same
Shi Tigao side engaging zones 3 and the bond strength of opposite side engaging zones 4.
Using present embodiment, the 1st welding bead 7 is across the gap between side step part 5 and opposite side step part 6
Side step part 5 and opposite side step part 6 are engaged, therefore, it is possible to improve a side stage in the state of integrally being formed by G
Exponent part 5 and the bond strength of opposite side step part 6, as a result, side engaging zones 3 and opposite side bonding land can be improved
The bond strength in domain 4.
Using present embodiment, the top 7a of the welding bead cross section of 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 substantially cross section of chevron shape is connected to opposite side step part 6, therefore side stage portion
5 are divided stably to be supported by opposite side step part 6 and the 1st welding bead 7.Particularly maximum height H of welding bead cross section and a side stage
, this welding bead substantially uniform apart from d of clearance G between the pars intermedia 5c of exponent part 5 and the pars intermedia 6c of opposite side step part 6
Ratio W/H of maximum height H with respect to welding bead cross section for the Breadth Maximum W of cross section is set in and can reliably absorb side
In the range of position skew between step part 5 and opposite side step part 6, and be set in can be reliable using the 1st welding bead 7
In the range of side step part 5 and opposite side step part 6 are engaged by ground.Therefore, it is possible to improve side step part 5 and another
Improve the bond strength of side engaging zones 3 and opposite side engaging zones 4 while the positioning precision of side step part 6.
Using present embodiment, the gap interval weld part 8a of the 2nd welding bead 8 is connected to the 1st welding bead 7 and is joined
Put, hence with gap interval weld part 8a, the 1st welding bead 7 is strengthened.It is additionally, since the interval welding in gap of the 2nd welding bead 8
Portion 8a is with while cover top ends 5d of side step part 5 with the 1st welding bead 7 while projected direction tip side is abutted against
Mode configures, and engages side step part 5 and opposite side step part 6 securely hence with the 2nd welding bead 8.Therefore, it is possible to
Improve the bond strength of side step part 5 and opposite side step part 6, as a result, side engaging zones 3 and another can be improved
The bond strength of side engaging zones 4.
Using present embodiment, using the length of the clearance G between side step part 5 and opposite side step part 6
The overlapping interval weld part 8b of the 2nd welding bead 8 that at least one end on direction extends further is to side engaging zones 3 and opposite side
Engaging zones 4 are strengthened securely.Joint therefore, it is possible to improve side engaging zones 3 and opposite side engaging zones 4 is strong
Degree.
[the 2nd embodiment]
Hereinafter explanation includes the suspension holdfast of the conjugant of the 2nd embodiment of the present invention.The conjugant of present embodiment
With the 1st enforcement in addition to the connected structure of the side engaging zones in a side member and another side member and opposite side engaging zones
The conjugant of mode is identical.In addition, using and the 1st embodiment party with the element of the 1st embodiment identical present embodiment
Formula identical reference is illustrating.
First, illustrate that the side engaging zones in the conjugant of present embodiment and the joint of opposite side engaging zones are tied
Structure.As shown in figure 5, using electric arc welding formed welding bead 9 respectively the two ends from the length direction of clearance G along a side engagement
Top ends 3a in region 3 extend towards the foreign side of length direction with respect to clearance G, and welding bead 9 clips clearance G to be carried out at spaced intervals
Configuration.These welding beads 9 are respectively by the top bar portion 5a of the side step part 5 of overlapped state and opposite side step part
6 top bar portion 6a engages, by the stepped down part 5b of the side step part 5 of overlapped state and opposite side step part
6 stepped down part 6b engages.In addition, being formed without the 1st welding bead shown in the 1st embodiment in clearance G.Using such weldering
Side engaging zones 3 in addition to the periphery of clearance G and opposite side engaging zones 4 are engaged by road 9.
Next the manufacture method of the conjugant of explanation present embodiment.With in side step part 5 and opposite side step
Side step part 5 and the position pair of opposite side step part 6 is made in the longitudinal direction while forming clearance G between part 6
Neat mode, side engaging zones 3 and opposite side engaging zones 4 are overlapped.The welding torch being used in electric arc welding is along removing
Top ends 3a of the side engaging zones 3 beyond the periphery of clearance G move to length direction, form welding bead 9.Using such shape
The welding bead 9 becoming, the side engaging zones 3 in addition to the periphery of clearance G and opposite side engaging zones 4 are engaged.
More than, according to present embodiment, can be using the clearance G between side step part 5 and opposite side step part 6
To absorb the skew of the position between them, as a result, can be accurate each other to side step part and opposite side step part 5,6
Ground is positioned.And, after so side step part and opposite side step part 5,6 being positioned exactly in the state of,
Side engaging zones 3 and the bond strength of opposite side engaging zones 4 can be improved.Therefore, it is possible to improve side step part 5 and
Improve the bond strength of side engaging zones 3 and opposite side engaging zones 4 while the positioning precision of opposite side step part 6.
This concludes the description of embodiments of the present invention, but the present invention is not limited to above-mentioned embodiment, energy of the present invention
Enough deformed according to its technological thought and changed.
Claims (6)
1. a kind of conjugant,
This conjugant has two components,
A side member in this two components has the side joint that at least a portion along in its outer peripheral edge region entirety extends
Close region,
Another side member in described two components has opposite side engaging zones, this opposite side engaging zones be configured to described
Side engaging zones are overlapping and are engaged in described side engaging zones,
Described side engaging zones have side step part, and described opposite side engaging zones have opposite side step part, should
Side step part and this opposite side step part are formed as step shape each along the length direction of described side engaging zones
And configure mutually corresponding position on described length direction,
Described conjugant is characterised by, between being formed between described side step part and described opposite side step part
Gap,
Described side step part and described opposite side step part by the 1st welding bead that is configured in described gap and with respect to
Adjacent the 2nd welding bead in direction that 1st welding bead extends along described 1st welding bead engages, described side engaging zones and described
Opposite side engaging zones engage.
2. conjugant according to claim 1 it is characterised in that
The two ends on described length direction that described 1st welding bead is configured to cross over described gap,
And, described 1st welding bead is configured to cross over the described side step part in described gap and described opposite side step part
Overlapping direction on two ends.
3. conjugant according to claim 1 and 2 it is characterised in that
The top that the cross section of described 1st welding bead is formed along the bead height direction in described overlap direction is widened towards base portion
Chevron shape,
Described top is connected to side step part, and described base portion is connected to opposite side step part,
Described top is located at the center in the weld width direction of described cross section orthogonal with described bead height direction,
The ratio of the maximum height with respect to described cross section for the Breadth Maximum of described cross section is 2.6～3.0.
4. the conjugant according to any one of claims 1 to 3 it is characterised in that
Described 2nd welding bead is configured to cover the top of described side step part from the top ends side of described side step part
Portion, and abut against with described 1st welding bead.
5. the conjugant according to any one of Claims 1 to 4 it is characterised in that
Described 2nd welding bead at least one end from the described length direction in described gap is with respect to described gap towards described length
The foreign side in direction extends further,
Length on the described length direction of described 2nd welding bead is longer than the length on the described length direction of described 1st welding bead.
6. a kind of conjugant it is characterised in that
This conjugant has two components,
A side member in this two components has the side joint that at least a portion along in its outer peripheral edge region entirety extends
Close region,
Another side member in described two components has opposite side engaging zones, this opposite side engaging zones be configured to described
Side engaging zones are overlapping and are engaged in described side engaging zones,
Described side engaging zones have side step part, and described opposite side engaging zones have opposite side step part, should
Side step part and this opposite side step part configuration mutually corresponding position on the length direction of described side engaging zones
Put,
In the state of being formed with gap between described side step part and described opposite side step part, a described side engagement
Region and described opposite side engaging zones engage.
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 true CN106467136A (en) | 2017-03-01 |
| CN106467136B 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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2016
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- 2016-08-18 CN CN201610686995.0A patent/CN106467136B/en not_active Expired - Fee Related
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| JPS6164535A (en) * | 1984-09-04 | 1986-04-02 | Nissan Motor Co Ltd | Structure of mounting section of fuel filler base |
| 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 |
| JP2013052423A (en) * | 2011-09-05 | 2013-03-21 | Toyota Motor Corp | Method and structure for joining vehicle body components |
| EP2799312A1 (en) * | 2011-12-28 | 2014-11-05 | Toyota Jidosha Kabushiki Kaisha | Panel joining structure and panel joining method |
| 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 |
| JP6620926B2 (en) | 2019-12-18 |
| JP2017039140A (en) | 2017-02-23 |
| CN106467136B (en) | 2019-03-19 |
| DE102016114560B4 (en) | 2021-10-07 |
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