CN110475643A - Joint method - Google Patents
Joint method Download PDFInfo
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- CN110475643A CN110475643A CN201880022074.1A CN201880022074A CN110475643A CN 110475643 A CN110475643 A CN 110475643A CN 201880022074 A CN201880022074 A CN 201880022074A CN 110475643 A CN110475643 A CN 110475643A
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- metal component
- rotation tool
- layer difference
- friction
- rotation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K20/00—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating
- B23K20/12—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating the heat being generated by friction; Friction welding
Abstract
A kind of joint method is provided, while mitigation acts on the load of metal component, can prevent from forming groove.A kind of joint method, the first metal component (1) and the second metal component (2) are engaged using the rotation tool (F) for including stirring pin (F2), include: preparatory process, be overlapped docking process and friction-stir process, protrusion (17) are formed in the front of the wall end including first layer difference side (15b) of the first metal component (1), in friction-stir process, in the case that the first metal component (1) is configured on the left of the direction of travel of rotation tool (F), rotate to the left rotation tool (F).
Description
Technical field
The present invention relates to joint methods.
Background technique
As the method that metal component is engaged with each other, it is known to friction-stir engagement.It is used in friction-stir engagement
Lower end surface of the rotation tool mostly by columned shaft shoulder portion and from shaft shoulder portion stirring pin outstanding constitute.It is stirred carrying out friction
When mixing engagement, several millimeters or so of the mutual docking section of the metal component that the lower end surface in shaft shoulder portion is pressed into engagement on one side makes on one side
The rotation tool of rotation is moved along docking section.
But in above-mentioned friction stirring connecting method, since the load for acting on metal component by shaft shoulder portion becomes larger,
Therefore, the metal material of Plastic Flow may be flowed out to the back side of metal component.Further, since shaft shoulder portion is pressed into gold
The front of metal elements, therefore, it is necessary to increase the plate thickness of metal component, to be resistant to the pressing load of rotation tool.On solving
State problem, in recent years, for example, as shown in Patent Document 1, by the only stirring pin for the tool that rotates be pressed into the front of metal component with into
The engagement of row friction-stir.
Existing technical literature
Patent document
Patent document 1: Japanese Patent Laid-Open 2015-131322 bulletin
Summary of the invention
The technical problems to be solved by the invention
But in the case where it will only stir pin and be pressed into metal component, there are the following problems: having in the outer of rotation tool
Side, the i.e. flow side that the size of the tangential velocity in week subtracts the size of feed speed forms the tendency of groove.
From the above point of view, technical problem of the invention is to provide a kind of joint method, acts on metal in mitigation
While the load of component, it can prevent forming groove.
Technical scheme applied to solve the technical problem
First present invention for solving above-mentioned technical problem is a kind of joint method, uses the rotation for including stirring pin
Tool engages the first metal component and the second metal component, characterized in that includes: preparatory process, in the beam worker
In sequence, first layer difference bottom surface and first layer difference side are formed in the front of the end of first metal component, and described
The back side of the end of second metal component forms second layer difference bottom surface and second layer difference side；It is overlapped docking process, described heavy
It closes in docking process, is overlapped first layer difference bottom surface with second layer difference bottom surface, to form coincidence part, and make described
First layer difference side is docked with the end face of second metal component, to form face side docking section, then makes the second layer
Poor side is docked with the end face of first metal component, to form back side docking section；And friction-stir process, described
In friction-stir process, the stirring pin of rotation is inserted into from the face side docking section, and make only stirring pin with
In the state of first metal component and second metal component contact, make the rotation tool along the face side pair
Socket part relative movement, to be engaged to the face side docking section and the coincidence part, in the institute of first metal component
The upper surface for stating first layer difference side is formed with protrusion, in the friction-stir process, matches when by first metal component
In the case where being placed on the left of the direction of travel of the rotation tool, rotate to the left the rotation tool, when by first gold medal
In the case that metal elements are configured on the right side of the direction of travel of the rotation tool, rotate to the right the rotation tool.
According to above-mentioned joint method, friction-stir is carried out in the state of making only to stir pin contacts, therefore, acts on first
The load of metal component and the second metal component becomes smaller, so as to prevent Plastic Flow material from flowing out from docking section.In addition, effect
Become smaller in the load of the first metal component and the second metal component, therefore, is able to achieve the first metal component and the second metal component
Be thinning, lightweight.In addition, the moving direction for the tool that rotates and direction of rotation are set to make to be formed with the side of protrusion
Flow side, therefore, the metal that can solve flow side is insufficient.Therefore, it can prevent from forming groove.
In addition, on the basis of the joint method, it is preferred that in the friction-stir process, when described first
In the case that metal component is configured on the left of the direction of travel of the rotation tool, make the Pivot axle court of the rotation tool
The direction of travel of the rotation tool tilts to the right, when first metal component is configured at the traveling side of the rotation tool
In the case where to the right, tilt the Pivot axle of the rotation tool to the left towards the direction of travel of the rotation tool.
According to above-mentioned joint method, inclined stirring pin can be pressed into the layers of difference portion point formed by protrusion, therefore, acted on
The load of first metal component and the second metal component is dispersed, and can be balanced and is stirred well.
In addition, being a kind of joint method for solving second present invention of above-mentioned technical problem, using including stirring pin
Rotation tool the first metal component and the second metal component are engaged, characterized in that include: preparatory process, described
In preparatory process, first layer difference bottom surface and first layer difference side are formed in the front of the end of first metal component, and
Second layer difference bottom surface and second layer difference side are formed at the back side of the end of second metal component；It is overlapped docking process, In
In the coincidence docking process, it is overlapped first layer difference bottom surface with second layer difference bottom surface, to form coincidence part, and
First layer difference side and the end face of second metal component are docked, to form face side docking section, is then made described
Second layer difference side is docked with the end face of first metal component, to form back side docking section；And friction-stir process,
In the friction-stir process, the stirring pin of rotation is inserted into from the face side docking section, and makes only described stir
Mix in the state that pin contacts with first metal component and second metal component, make the rotation tool along it is described just
Surface side docking section relative movement, to be engaged to the face side docking section and the coincidence part, in the second metal structure
The upper surface of the end of part is formed with protrusion, in the friction-stir process, when first metal component is configured at institute
In the case where stating on the left of the direction of travel of rotation tool, rotate to the right the rotation tool, when by first metal component
In the case where being configured on the right side of the direction of travel of the rotation tool, rotate to the left the rotation tool.
It is identical as first present invention according to above-mentioned joint method, it rubs in the state of making only to stir pin contacts
Stirring, therefore, the load for acting on the first metal component and the second metal component becomes smaller, so as to prevent Plastic Flow material from
Docking section outflow.In addition, the load for acting on the first metal component and the second metal component becomes smaller, therefore, it is able to achieve the first gold medal
Being thinning of metal elements and the second metal component, lightweight.In addition, the moving direction for the tool that rotates and direction of rotation are set to
Make the side flow side for being formed with protrusion, therefore, the metal that can solve flow side is insufficient.Therefore, it can prevent from forming groove.
In addition, on the basis of the joint method, it is preferred that in the friction-stir process, when by described
In the case that one metal component is configured on the left of the direction of travel of the rotation tool, make the Pivot axle of the rotation tool
Direction of travel towards the rotation tool tilts to the left, when the row that first metal component is configured to the rotation tool
In the case where on the right side of into direction, roll the Pivot axle of the rotation tool to the right towards the direction of travel of the rotation tool
Tiltedly.
According to above-mentioned joint method, inclined stirring pin can be pressed into the layers of difference portion point formed by protrusion, therefore, acted on
The load of first metal component and the second metal component is dispersed, and can be balanced and is stirred well.
In addition, on the basis of the joint method, it is preferred that in the friction-stir process, so as to be formed in
The flat surface for stirring the front end of pin is inserted into the stirring pin than the mode of the position depth of the coincidence part.
It, can be reliably to being engaged around coincidence part according to above-mentioned joint method.
In addition, on the basis of the joint method, it is preferred that in the preparation process, squeezed by made of aluminum alloy
Die mould material forms first metal component and second metal component.
According to above-mentioned joint method, it is able to achieve the lightweight of the first metal component and above-mentioned second metal component, and energy
Improve formed precision.In addition, can also obtain excellent aesthetics.
Invention effect
Joint method according to the present invention can prevent from forming groove while mitigation acts on the load of metal component.
Detailed description of the invention
Fig. 1 is the cross-sectional view for indicating the preparatory process of joint method of first embodiment of the invention.
Fig. 2 is the cross-sectional view for indicating the coincidence docking process of the joint method of first embodiment.
Fig. 3 is the side view for indicating rotation tool.
Fig. 4 is the cross-sectional view for indicating the top front face side friction-stir process of the joint method of first embodiment.
Fig. 5 is the cross-sectional view for indicating the variation of top front face side friction-stir process of the joint method of first embodiment.
Fig. 6 is the cross-sectional view for indicating the top rear face side friction-stir process of the joint method of first embodiment.
Fig. 7 is the cross-sectional view for indicating the lower part face side friction-stir process of the joint method of first embodiment.
Fig. 8 is the cross-sectional view for indicating the coincidence docking process of the joint method of second embodiment.
Fig. 9 is the cross-sectional view for indicating the top front face side friction-stir process of the joint method of second embodiment.
Figure 10 is the cross-sectional view for indicating the lower part face side friction-stir process of the joint method of second embodiment.
Specific embodiment
[first embodiment]
Referring to attached drawing, the joint method of embodiment of the present invention is described in detail.As shown in Figure 1, in present embodiment
In joint method, by friction-stir to the first metal component 1 as double face slab and as the second metal of double face slab
Component 2 is engaged." front " in explanation refers to and the face of " back side " opposite side below.
First metal component 1 and the second metal component 2 are formed by the metal of energy friction-stir.In the present embodiment,
First metal component 1 and the second metal component 2 are made of extrudate made of aluminum alloy.In the joint method of present embodiment
In, it is prepared process, is overlapped docking process and friction-stir process.
Preparatory process is the process for preparing the first metal component 1 and the second metal component 2.First metal component 1 mainly by
Upper substrate 11, lower substrate 12 and support plate 13 are constituted.Positive 11b in the end of upper substrate 11 is formed with the first top layers of difference portion
15.First top layers of difference portion 15 is by the first upper layer difference bottom surface (first layer difference bottom surface) 15a and the first upper layer difference side (first
The poor side of layer) 15b composition.First upper layer difference bottom surface 15a is vertical with the first upper layer difference side 15b.It is including the first top
The front (upper surface) of the wall end of layer difference side 15b is formed with protrusion 17 outstanding upward.17 section of protrusion is trapezoidal, and
Protrusion 17 is extended along the longitudinal direction of the first metal component 1.The side end face 17b shape of 2 side of the second metal component of protrusion 17
It is vertical as the upper surface relative to protrusion 17 and coplanar with the first upper layer difference side 15b.Preferably, protrusion 17 is big
Small and shape is set to following degree: after carrying out friction-stir engagement, not forming groove, and the front of plastification region W1
Protrusion become minimum or flat.
Positive 12b in the end of lower substrate 12 is formed with the first lower part layers of difference portion 16.First lower part layers of difference portion 16 is by
One lower layer difference bottom surface (first layer difference bottom surface) 16a and the first lower layer difference side (first layer difference side) 16b is constituted.Under first
Portion layer difference bottom surface 16a is vertical with the first lower layer difference side 16b.Including the first lower layer difference side 16b wall end just
Face (lower surface) is formed with protrusion 18 outstanding downward.18 section of protrusion is trapezoidal, and protrusion 18 is along the first metal component 1
Longitudinal direction is extended.The side end face 18b of 2 side of the second metal component of protrusion 18 is formed as the lower surface relative to protrusion 18
Vertically, and it is coplanar with the first lower layer difference side 16b.Preferably, identical as protrusion 17, the size and shape setting of protrusion 18
At following degree: after carrying out friction-stir engagement, not forming groove, and the positive protrusion of plastification region W1 becomes pole
It is small or flat.
Support plate 13 is link the back side 12c of the back side 11c of upper substrate 11 and lower substrate 12 plate with being respectively perpendicular
Component.The corner of upper substrate 11 and support plate 13 is in arc-shaped.In addition, the corner of lower substrate 12 and support plate 13 is also in circular arc
Shape.It is hollow portion 14 by the space that upper substrate 11, lower substrate 12 and 13 zoning of support plate go out.
Second metal component 2 is mainly made of upper substrate 21, lower substrate 22 and support plate 23.Second metal component 2 is example
Such as extruded profile.Back side 21c in the end of upper substrate 21 is formed with the second top layers of difference portion 25.Second top layers of difference portion 25
It is made of the second upper layer difference bottom surface (second layer difference bottom surface) 25a and the second upper layer difference side (second layer difference side) 25b.The
Two upper layer difference bottom surface 25a are vertical with the second upper layer difference side 25b.
Back side 22c in the end of lower substrate 22 is formed with the second lower part layers of difference portion 26.Second lower part layers of difference portion 26 is by
Two lower layer difference bottom surfaces (second layer difference bottom surface) 26a and the second lower layer difference side (second layer difference side) 26b is constituted.Under second
Portion layer difference bottom surface 26a is vertical with the second lower layer difference side 26b.Support plate 23 is by the back side 21c and lower substrate of upper substrate 21
The tabular component that 22 back side 22c links with being respectively perpendicular.The corner of upper substrate 21 and support plate 23 is in arc-shaped.Under in addition,
The corner of substrate 22 and support plate 23 is also in arc-shaped.It is by the space that upper substrate 21, lower substrate 22 and 23 zoning of support plate go out
Hollow portion 24.
As shown in Fig. 2, being overlapped docking process is the end for making the first metal component 1 and the end pair of the second metal component 2
Connect the process to form docking section J1, J2.Docking section J1 is by top coincidence part (coincidence part) J1a, top front face side docking section J1b
It is constituted with top rear face side docking section J1c.Top coincidence part J1a is poor by the first upper layer difference bottom surface 15a and the second upper layer
Bottom surface 25a be overlapped and formed.
Top front face side docking section J1b is to be docked and shape by the first upper layer difference side 15b with the end face 21a of upper substrate 21
At.In top front face side, 1 side of the first metal component of docking section J1b is configured with protrusion 17.Top rear face side docking section J1c is
It is docked with the second upper layer difference side 25b by the end face 11a of upper substrate 11 and is formed.
Docking section J2 is by lower part coincidence part (coincidence part) J2a, lower part face side docking section J2b and lower back side docking section
J2c is constituted.Lower part coincidence part J2a is to be overlapped with the second lower layer difference bottom surface 26a by the first lower layer difference bottom surface 16a and formed
's.Lower part face side docking section J2b is to be docked with the end face 22a of lower substrate 22 by the first lower layer difference side 16b and formed.
In lower part face side docking section, 1 side of the first metal component of J2b is configured with protrusion 18.Lower back side docking section J2c is by lower base
The end face 12a of plate 12 docks to be formed with the second lower layer difference side 26b.In this way, passing through so that docking section J1, J2 are observed in section view
When the first metal component 1 and the second metal component 2 are docked in a manner of crank-like, so as to prevent friction-stir process
When positional shift.
As shown in Figure 3 and Figure 4, friction-stir process is to carry out friction-stir to docking section J1, J2 using rotation tool F to connect
The process of conjunction.As shown in figure 3, rotation tool F is made of linking part F1 and stirring pin F2.Rotation tool F is by such as tool steel shape
At.Linking part F1 is the position with the connection of the shaft of friction-stir device (illustration omitted).Linking part F1 is cylindrical, is formed with
For the threaded hole (illustration omitted) of bolt fastening.
Stirring pin F2 is sagging from linking part F1 and coaxial with linking part F1.Stirring pin F2 is with preceding far from linking part F1
End is tapered.The flat surface F3 vertical and flat with Pivot axle C is formed in the front end of stirring pin F2.
It is carved in the outer peripheral surface of stirring pin F2 and is equipped with helicla flute.In the present embodiment, rotation tool F is rotated to the left, because
This, helicla flute is formed as curling up to the right with from cardinal extremity towards front end.In other words, helicla flute is formed as when before cardinal extremity direction
When helicla flute is drawn at end, curled up to the right when viewed from above.
In addition, it may be desirable to, when rotating to the right rotation tool F, helicla flute is formed as with from cardinal extremity court
Forward end and curl up to the left.In other words, helicla flute at this time is formed as when drawing helicla flute towards front end from cardinal extremity, from top
It is curled up to the left when observation.By setting helicla flute in the above described manner, to utilize helicla flute by plasticity when carrying out friction-stir
The front end side of the metal of liquidation towards stirring pin F2 guide.It can be reduced and spilt by jointing metal component (the first metal structure as a result,
Part 1 and the second metal component 2) external metal amount.In addition, rotation tool F can also be installed on and be equipped with main shaft list in front end
The robots arm of the rotary drive mechanisms such as member.So, the angle of shaft can be easily varied, and even if in hollow portion Z
Interior part narrow like that can also be easy to carry out operation.
In the friction-stir process of present embodiment, top front face side friction-stir process is carried out, top rear face side is rubbed
Wipe agitating procedure, lower part face side friction-stir process and lower back side friction-stir process.
As shown in figure 4, the rotation tool F of rotation is inserted into top front face in the friction-stir process of top front face side
Side docking section J1b, and relatively move rotation tool F along top front face side docking section J1b.In Fig. 4, rotation tool F from
Nearby lateral depth side is mobile.In the friction-stir process of top front face side, it is formed with the first metal component 1 configuration of protrusion 17
On the left of the direction of travel of rotation tool F, therefore, rotate to the left rotation tool F.In addition, making the rotation center of rotation tool F
The direction of travel of axis C towards rotation tool F tilt to the right (2 side of the second metal component).The insertion depth of rotation tool F is suitably set
It is fixed.In the present embodiment, it is set to make the front end face (flat surface F3) of stirring pin F2 close to top coincidence part J1a.In
Plastification region W1 is formed on the motion track of rotation tool F.
In the case that the rotation speed of rotation tool F is fast, there are flow sides (rollback side: to rotate cutting for the periphery of tool
Linear velocity subtracts the side of the movement speed of rotation tool) than shearing side, (traveling side: the tangential velocity for rotating the periphery of tool adds
The side of the movement speed of upper rotation tool) more it is also easy to produce the tendency of groove.Therefore, in the present invention, the rotation of tool F will be rotated
1 side of the first metal component that the engaging conditions such as rotary speed, direction of travel and direction of rotation are set to be formed with protrusion 17 is flowing
Side.
That is, be set to the rotation speed for rotating tool F comparatively fast in the friction-stir process of top front face side,
And it rotates to the left rotation tool F on one side, advances on one side towards paper direction back side in Fig. 4.17 side of protrusion is flowing as a result,
Side, the metal that can solve flow side is insufficient.In addition, by the way that the rotation speed for rotating tool F is set to comparatively fast, so as to improve
The movement speed (feed speed) of rotation tool F.It can be shortened joining cycle as a result,.
The insertion depth of rotation tool F is not limited to depth shown in Fig. 4.As shown in figure 5, also can be set to make shape
It is deep at position of the flat surface F3 than top coincidence part J1a in the front end of stirring pin F2.In addition it is also possible to will rotate tool F's
Insertion depth and tilt angle are set to contact stirring pin F2 with top coincidence part J1a.
As shown in fig. 6, dextrorotary rotation tool F is inserted into top in the friction-stir process of top rear face side
Back side docking section J1c, and relatively move rotation tool F along top rear face side docking section J1c.In Fig. 5, tool F is rotated
It is mobile from nearby side to depth side.As long as the insertion depth of rotation tool F is suitably set, but is set in the present embodiment
At contacting both flat surface F3 and the first metal component 1 and the second metal component 2, while keeping the front end face of stirring pin F2 (flat
Smooth face F3) close to top coincidence part J1a.Plastification region W2 is formed on the motion track of rotation tool F.Plastification region
The front end of W2 is positioned beyond the part of top coincidence part J1a.
As shown in fig. 7, the rotation tool F of rotation is inserted into top front face in the face side friction-stir process of lower part
Side docking section J2b, and relatively move rotation tool F along top front face side docking section J2b.In fig. 8, rotation tool F is from close
Front side is mobile to depth side.In the face side friction-stir process of lower part, the first metal component 1 for being formed with protrusion 18 is configured at
On the right side of the direction of travel of rotation tool F, therefore, rotate to the right rotation tool F.In addition, making the Pivot axle of rotation tool F
The direction of travel (2 side of the second metal component) to the left of C towards rotation tool F tilt.The insertion depth of rotation tool F is suitably set
.Plastification region W1 is formed on the motion track of rotation tool F.
Lower back side friction-stir process is carried out with main points identical with top rear face side friction-stir process, because
This, illustration omitted and detailed description.By above process, so that the first metal component 1 be engaged with the second metal component 2
Together.In addition it is also possible to carry out the burr removing step for removing the burr generated by friction-stir process.
The joint method of present embodiment from the description above makes only to stir pin F2 and the first metal component 1 and
Friction-stir is carried out in the state of the contact of two metal components 2, therefore, acts on the first metal component 1 and the second metal component 2
Load becomes smaller, so as to prevent Plastic Flow material from flowing out from docking section J1, J2.Specifically, can prevent from carrying out top just
Plastic Flow material is flowed out from top rear face side docking section J1c when the friction-stir process of surface side.
In addition, the load for acting on the first metal component 1 and the second metal component 2 becomes when carrying out friction-stir process
It is small, therefore, it is able to achieve being thinning of the first metal component 1 and the second metal component 2, lightweight.That is, upper substrate can be made
11,21, the plate thickness of lower substrate 12,22 and support plate 13,23 is thinning.In addition, the width of plastification region W1, W2 can be made to become smaller,
Therefore, top coincidence part J1a and the width of lower part coincidence part J2a can be made to become smaller.
In addition, the moving direction for the tool that rotates and direction of rotation are set to be formed with when carrying out friction-stir process
The side (being in the present embodiment 1 side of the first metal component) of protrusion 17,18 is therefore flow side can solve flow side
Metal is insufficient.Therefore, it can prevent from forming groove in the front of plastification region W1.
In addition, in friction-stir process, as shown in figure 5, if the front end face (flat surface F3) of stirring pin F2 is inserted into
It is deeper than top coincidence part J1a and lower part coincidence part J2a, then it can also be reliably to top coincidence part J1a and lower part coincidence part J2a
Around engaged.For example, can be to top coincidence part J1a and lower part face side pair in the friction-stir process of top front face side
Therefore socket part J1b, which carries out friction-stir engagement, can improve bond strength.
In addition, in the present embodiment, forming the first metal component 1 and the second metal structure by extrudate made of aluminum alloy
Therefore part 2 is able to achieve the lightweight of the first metal component 1 and the second metal component 2, and can improve formed precision.But also
Excellent aesthetics can be obtained.In addition, by forming the first metal component 1 and the second metal structure by extrudate made of aluminum alloy
Protrusion 17,18 can be integrally formed in part 2.Therefore, compared with the case where forming protrusion by different component, molding procedure is not needed
And therefore fixed step can be cut down manufacturing man-hours.
[second embodiment]
Then, using attached drawing, the joint method of second embodiment of the invention is described in detail.As shown in figure 8, according to this
The joint method of embodiment, the protrusion 17,18 for being formed in the first metal component 1 in the first embodiment are formed in the second gold medal
Metal elements 2.In addition, eliminating the first metal component 1 of protrusion 17,18 and the structure of the second metal component 2 and the first embodiment party
Formula is identical, therefore marks the same symbol and omit the description.
Front (upper surface) 21b of the end of the upper substrate 21 of the second metal component 2 formed in preparatory process is formed
There is protrusion 17 outstanding upward.The trapezoidal shape in 17 section of protrusion.The side end face 17b of 1 side of the first metal component of protrusion 17
Be formed as vertical relative to the upper surface of protrusion 17, and coplanar with the end face 21a of upper substrate 21.
Front (lower surface) 22b in the end of lower substrate 22 is formed with protrusion 18 outstanding downward.18 section of protrusion
Trapezoidal shape.The side end face 18b of 1 side of the first metal component of protrusion 18 is formed as vertical relative to the lower surface of protrusion 18,
And it is coplanar with the end face 22a of lower substrate 22.
In addition, the wall end including the first upper layer difference side 15b of the upper substrate 11 of the first metal component 1 front with
The positive 11b of the other parts of upper substrate 11 is coplanar.That is, the positive 11b of the upper substrate 11 of the first metal component 1 is flat
It is smooth.In addition, front and the lower base of the wall end including the first lower layer difference side 16b of the lower substrate 12 of the first metal component 1
The positive 12b of the other parts of plate 12 is coplanar.That is, the positive 12b of the lower substrate 12 of the first metal component 1 is flat.
First metal component 1 of above structure and the coincidence docking process and first embodiment phase of the second metal component 2
Together.In addition, in the present embodiment, the allocation position of protrusion 17,18 is the second metal component side.
Then, in the friction-stir process of top front face side, as shown in figure 9, the rotation tool F of rotation is inserted into top
Face side docking section J1b, and relatively move rotation tool F along top front face side docking section J1b.In Fig. 9, tool is rotated
F is mobile from nearby side to depth side.In the friction-stir process of top front face side, by the way that the first metal component 1 is configured at a left side
Therefore side, makes to rotate to the second metal component 2 for being formed with protrusion 17 is configured on the right side of the direction of travel of rotation tool F
Tool F is rotated to the right.In addition, making the Pivot axle C of rotation tool F towards direction of travel (the first gold medal to the left of rotation tool F
1 side of metal elements) inclination.The insertion depth of rotation tool F is suitably set.In the present embodiment, with first embodiment
It is identical, it is set to make the front end face (flat surface F3) of stirring pin F2 close to top coincidence part J1a.In the moving rail of rotation tool F
Plastification region W1 is formed on mark.
As shown in Figure 10, in the face side friction-stir process of lower part, the rotation tool F of rotation is inserted into top front face
Side docking section J2b, and relatively move rotation tool F along top front face side docking section J2b.In Figure 10, rotation tool F from
Nearby lateral depth side is mobile.In the face side friction-stir process of lower part, by the way that the first metal component 1 is configured at right side,
It is configured on the left of the direction of travel of rotation tool F to which the second metal component 2 of protrusion 18 will be formed with, therefore, makes to rotate work
Tool F is rotated to the left.In addition, making the Pivot axle C of rotation tool F towards direction of travel (the first metal to the right of rotation tool F
1 side of component) inclination.The insertion depth of rotation tool F is suitably set.Modeling is formed on the motion track of rotation tool F
Property region W1.
In addition, top rear face side friction-stir process and lower back side friction-stir process be with first embodiment
What identical main points carried out, therefore, illustration omitted and detailed description.By above process, thus by the first metal component 1
It is bonded together with the second metal component 2.In addition it is also possible to carry out the burr for removing the burr generated by friction-stir process
Removing step.
Identical with first embodiment, second embodiment from the description above can prevent Plastic Flow material from right
The outflow of socket part J1, J2.In addition, the load for acting on the first metal component 1 and the second metal component 2 becomes smaller, therefore, it is able to achieve
Being thinning of one metal component 1 and the second metal component 2, lightweight.In addition, can solve the metal for easily forming the flow side of groove
It is insufficient.Therefore, it can prevent from forming defect i.e. groove.
Embodiments of the present invention are illustrated above, but can suitably be carried out in the range of without prejudice to present subject matter
Design alteration.For example, in the above-described embodiment, the first metal component 1 and the second metal component 2 are by extrusion pressing type made of aluminum alloy
Material is constituted, and but not limited to this.For example, other than aluminium alloy, the first metal component 1 and the second metal component 2 can also be with
It is suitably formed by the metal of the energy friction-stir such as copper, copper alloy, titanium, titanium alloy, magnesium, magnesium alloy.
(symbol description)
1 first metal component
2 second metal components
17 protrusions
18 protrusions
C Pivot axle
F rotates tool
F1 linking part
F2 stirring pin
F3 flat surface (front end face)
The docking section J1
The top J1a coincidence part
J1b top front face side docking section
J1c top rear face side docking section
The docking section J2
The lower part J2a coincidence part
The lower part J2b face side docking section
J2c lower back side docking section
W1 plastification region
Claims (6)
1. a kind of joint method connects the first metal component and the second metal component using the rotation tool for including stirring pin
It closes characterized by comprising
Preparatory process forms first layer difference bottom surface in the front of the end of first metal component in the preparation process
With first layer difference side, and second layer difference bottom surface and second layer difference side are formed at the back side of the end of second metal component
Face；
It is overlapped docking process, in coincidence docking process, makes first layer difference bottom surface and second layer difference bottom surface weight
It closes, to form coincidence part, and docks first layer difference side and the end face of second metal component, to form front
Then side docking section docks second layer difference side and the end face of first metal component, to form back side docking
Portion；And
Friction-stir process inserts the stirring pin of rotation from the face side docking section in the friction-stir process
Enter, and in the state of contacting the only stirring pin and first metal component and second metal component, makes described
Rotation tool is relatively moved along the face side docking section, to connect to the face side docking section and the coincidence part
It closes,
It is formed with protrusion in the front of the wall end including first layer difference side of first metal component,
In the friction-stir process, when the direction of travel left side that first metal component is configured to the rotation tool
In the case where, the rotation tool is rotated to the left,
In the case where being configured at first metal component on the right side of the direction of travel of the rotation tool, make the rotation work
Tool rotates to the right.
2. joint method as described in claim 1, which is characterized in that
In the friction-stir process, when first metal component is configured on the left of the direction of travel of the rotation tool
In the case of, tilt the Pivot axle of the rotation tool to the right towards the direction of travel of the rotation tool,
In the case that first metal component is configured on the right side of the direction of travel of the rotation tool, make the rotation tool
The direction of travel of Pivot axle towards the rotation tool tilt to the left.
3. a kind of joint method connects the first metal component and the second metal component using the rotation tool for including stirring pin
It closes characterized by comprising
Preparatory process forms first layer difference bottom surface in the front of the end of first metal component in the preparation process
With first layer difference side, and second layer difference bottom surface and second layer difference side are formed at the back side of the end of second metal component
Face；
It is overlapped docking process, in coincidence docking process, makes first layer difference bottom surface and second layer difference bottom surface weight
It closes, to form coincidence part, and docks first layer difference side and the end face of second metal component, to form front
Then side docking section docks second layer difference side and the end face of first metal component, to form back side docking
Portion；And
Friction-stir process inserts the stirring pin of rotation from the face side docking section in the friction-stir process
Enter, and in the state of contacting the only stirring pin and first metal component and second metal component, makes described
Rotation tool is relatively moved along the face side docking section, to connect to the face side docking section and the coincidence part
It closes,
It is formed with protrusion in the front of the end of second metal component,
In the friction-stir process, when the direction of travel left side that first metal component is configured to the rotation tool
In the case where, the rotation tool is rotated to the right,
In the case where being configured at first metal component on the right side of the direction of travel of the rotation tool, make the rotation work
Tool rotates to the left.
4. joint method as claimed in claim 3, which is characterized in that
In the friction-stir process, when the direction of travel left side that first metal component is configured to the rotation tool
In the case where, tilt the Pivot axle of the rotation tool to the left towards the direction of travel of the rotation tool,
In the case where being configured at first metal component on the right side of the direction of travel of the rotation tool, make the rotation work
The direction of travel of the Pivot axle of tool towards the rotation tool tilts to the right.
5. joint method as claimed in claim 1 or 3, which is characterized in that
In the friction-stir process, so that the flat surface that is formed in the front end of stirring pin is deeper than the position of the coincidence part
Mode is inserted into the stirring pin.
6. joint method as claimed in claim 1 or 3, which is characterized in that
In the preparation process, first metal component and the second metal structure are formed by extrudate made of aluminum alloy
Part.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2017207953A JP2019076950A (en) | 2017-10-27 | 2017-10-27 | Joining method |
| JP2017-207953 | 2017-10-27 | ||
| PCT/JP2018/025856 WO2019082449A1 (en) | 2017-10-27 | 2018-07-09 | Joining method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110475643A true CN110475643A (en) | 2019-11-19 |
Family
ID=66247886
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201880022074.1A Pending CN110475643A (en) | 2017-10-27 | 2018-07-09 | Joint method |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP2019076950A (en) |
| CN (1) | CN110475643A (en) |
| WO (1) | WO2019082449A1 (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1150180A (en) * | 1997-08-06 | 1999-02-23 | Hitachi Ltd | Welded structure |
| JPH11267859A (en) * | 1998-03-17 | 1999-10-05 | Sumitomo Light Metal Ind Ltd | Jointing workpiece and its jointing method, and jointed processing panel |
| CN1522823A (en) * | 1997-07-23 | 2004-08-25 | 株式会社日立制作所 | Friction stir welding method, frame members used therein, and product formed thereby |
| CN103406681A (en) * | 2013-08-09 | 2013-11-27 | 中国航空工业集团公司北京航空制造工程研究所 | Self-locking side-parting-resisting connector for stirring friction welding |
| WO2017033849A1 (en) * | 2015-08-26 | 2017-03-02 | 日本軽金属株式会社 | Method for manufacturing liquid-cooled jacket, and liquid-cooled jacket |
-
2017
- 2017-10-27 JP JP2017207953A patent/JP2019076950A/en active Pending
-
2018
- 2018-07-09 WO PCT/JP2018/025856 patent/WO2019082449A1/en active Application Filing
- 2018-07-09 CN CN201880022074.1A patent/CN110475643A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1522823A (en) * | 1997-07-23 | 2004-08-25 | 株式会社日立制作所 | Friction stir welding method, frame members used therein, and product formed thereby |
| JPH1150180A (en) * | 1997-08-06 | 1999-02-23 | Hitachi Ltd | Welded structure |
| JPH11267859A (en) * | 1998-03-17 | 1999-10-05 | Sumitomo Light Metal Ind Ltd | Jointing workpiece and its jointing method, and jointed processing panel |
| CN103406681A (en) * | 2013-08-09 | 2013-11-27 | 中国航空工业集团公司北京航空制造工程研究所 | Self-locking side-parting-resisting connector for stirring friction welding |
| WO2017033849A1 (en) * | 2015-08-26 | 2017-03-02 | 日本軽金属株式会社 | Method for manufacturing liquid-cooled jacket, and liquid-cooled jacket |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2019082449A1 (en) | 2019-05-02 |
| JP2019076950A (en) | 2019-05-23 |
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