CN1907630A - Frictional spot joining method and frictional spot joining apparatus - Google Patents
Frictional spot joining method and frictional spot joining apparatus Download PDFInfo
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- CN1907630A CN1907630A CN 200610108199 CN200610108199A CN1907630A CN 1907630 A CN1907630 A CN 1907630A CN 200610108199 CN200610108199 CN 200610108199 CN 200610108199 A CN200610108199 A CN 200610108199A CN 1907630 A CN1907630 A CN 1907630A
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Abstract
Provided is a friction point welding method and a friction point welding equipment, wherein the first metal member (W1) and the second metal member (W2) are joined by being pushed against the interposed member (65) by the rotating tool (11) in a state in which part of the surface of the second metal member (W2) corresponding to the joining portion (WS) contacts the contacting face of the interposed member (65) that has a larger area than the area of the tip of the rotating tool (11). The invention is capable of reliably performing the spot welding of first and second metal parts by reliably pressing the first and second metal members against an intermediate member without deflection by a rotary tool during the spot welding, and reliably receiving the second metal member by the intermediate member without peeling a metal-plating layer of the second metal member.
Description
Technical field
The present invention relates to a kind ofly, under the equitant state of the 1st, the 2nd metal parts, carry out the friction spot joining method and the frictional spot joining apparatus of a joint by rotating softening the 1st metal parts of tool.
Background technology
In the past, known friction point joining technique, the 1st, under the equitant state of the 2nd metal parts, support the 1st by the supporting tool, the lap of the 2nd metal parts, make simultaneously and be arranged on across the 1st, the 2nd metal parts and rotating with the rotation tool of the relative position of supporting tool, push the 1st by this rotation tool from the 1st metal parts one side thus, the 2nd metal parts, and make the 1st metal parts softening and produce plasticity and flow at least, thereby to the 1st by the frictional heat that produces, the 2nd metal parts carries out a joint (the open communique spy of reference example such as Japan Patent opens (to call patent documentation 1 in the following text) 2005-34879 number).
Particularly, disclosed friction point joining technique in the patent documentation 1, be formed with on the surface under the steel plate and the equitant state of aluminium sheet of zinc coat, utilize the rotation tool that aluminium sheet is pushed to steel plate one side, thereby near the press section, softening aluminium sheet makes it to produce plasticity and flows, and when destroying the aluminium sheet oxide layer, around the zinc coat of steel plate pressed to, thereby steel plate is engaged with each newborn face solid phase of aluminium sheet.
Yet, with regard to the vehicle body of vehicle, mainly be in order to reach the purpose of lightness, to use the structure of steel plate and aluminium alloy plate to be widely used simultaneously, when this steel plate and aluminium alloy plate being carried out engage, above-mentioned friction point joining technique is very effective.For example, when the aluminium alloy reinforcement of strengthening vehicle body lid (lid) has the Steel Bolt fixture that hinge is installed in the bolt on the above-mentioned lid to engage with joint, can consider to use above-mentioned friction point joining technique.
In above-mentioned friction point joining technique, from direction the 1st, the 2nd metal parts is applied a bigger pressing force with the 1st, the 2nd metal parts face quadrature by rotating tool.Therefore, be necessary to clamp the 1st, the 2nd metal parts in bonding station position in addition, but since the front end of supporting tool only have with the front end that rotates tool roughly the same than small size, and should directly support the 1st, the 2nd metal parts by the supporting tool, therefore the above-mentioned support zone and the periphery thereof that are rotated the 1st, the 2nd metal parts that tool pushes might deform, thereby make the assembling mis-behave between the 1st, the 2nd metal parts and the miscellaneous part.
For this reason, can consider to enlarge the area of supporting tool front end.Yet, near position when the junction surface that clamps the 1st, the 2nd metal parts by clamping device, and near the shape the junction surface of the 1st, the 2nd metal parts exists recess or protuberance, and rotate to be signed an undertaking in a synthetic unit in tool and supporting and when moving by the robot one, the supporting tool may produce with clamping device interferes.In addition, when the width of the tabular surface at junction surface is less big, may supports the 1st, the 2nd metal parts by the supporting tool infalliblely, thereby can not normally carry out a joint.
And, when carrying out engaging, owing to the coat of metal (for example zinc coat) of the 2nd metal parts (for example steel plate) softens or fusion because of frictional heat, and the supporting tool applies very high pressure to the 2nd metal parts, therefore the surface is formed with the 2nd metal parts of the coat of metal, its coat of metal might be peeled off, and the decay resistance of such the 2nd metal parts will significantly descend.In addition, the coat of metal of peeling off from the 2nd metal parts might be deposited in supporting tool front end, and like this, when carrying out engaging, the supporting tool can depart from desired location to the Support Position of the 2nd metal parts, thereby causes the joint quality of the 1st, the 2nd metal parts to descend.For preventing the above-described problem from occurring, be necessary to remove the loaded down with trivial details operation of the coat of metal that is deposited in the supporting tool,
Summary of the invention
The objective of the invention is to, when carrying out engaging, make the 1st, the 2nd metal parts is pushed by intermediate member infalliblely, but can not produce distortion because of rotating tool, and the 2nd metal parts can be supported infalliblely by intermediate member, but the coat of metal of the 2nd metal parts can be stripped from, can carry out the 1st thus infalliblely, the point of the 2nd metal parts engages, the decay resistance that prevents the 2nd metal parts descends, and prevent the 1st, the joint quality of the 2nd metal parts descends, and makes the 1st, the 2nd metal parts is engaged with good precision.
Friction spot joining method of the present invention, be higher than the 1st metal parts and surperficial being formed with under the equitant state of the 2nd metal parts of the coat of metal at the 1st metal parts and fusing point, support the 1st by the supporting tool, the lap of the 2nd metal parts, make simultaneously and be arranged on across the 1st, the 2nd metal parts is also pushed the 1st metal parts with the rotation tool of the relative position of supporting tool while rotating, at least make the 1st metal parts softening and produce plasticity and flow by frictional heat, thereby make the 1st, the 2nd metal parts carries out a joint with solid state shape, it is characterized in that, corresponding to the above-mentioned the 1st, the bonding station of the 2nd metal parts is provided with intermediate member, and this intermediate member has area also can be connected to the coat of metal of the 2nd metal parts greater than the top ends area that rotates tool support, and the abutting part that is connected to the supporting tool in the position of this support opposition side; Make above-mentioned rotation tool and supporting tool move to bonding station; At this bonding station, make the supporting tool be connected to the abutting part of intermediate member, be connected under the state of support of intermediate member at the coat of metal of the 2nd metal parts simultaneously, make and rotate tool and push the 1st metal parts while rotating.
Adopt above-mentioned friction spot joining method, because corresponding to the 1st, the bonding station of the 2nd metal parts, setting has area also can be connected to the 2nd metal parts greater than the area of the top ends of rotating tool support, and the intermediate member that is connected to the abutting part of supporting tool in the opposition side position of this support, make to rotate tool and support tool and move to bonding station, and make the supporting tool be connected to the abutting part of intermediate member at this bonding station, be connected under the state of support of intermediate member simultaneously at the 2nd metal parts, make the rotation tool push the 1st metal parts while rotating, at least make the 1st metal parts softening and produce plasticity and flow at the junction surface by frictional heat, thereby make the 1st, the 2nd metal parts carries out a joint with solid state shape.Like this, when carrying out engaging, the less supporting tool of area does not directly contact with the 2nd metal parts, and the 1st, the 2nd metal parts is pushed infalliblely with respect to the support of intermediate member by rotating tool, thereby the pressure restraining that will put on the 2nd metal parts from support is than low degree, therefore can support the 2nd metal parts by support infalliblely and the coat of metal generation of the 2nd metal parts is peeled off, thereby make the 1st, the 2nd metal parts carry out a joint infalliblely.Promptly, can prevent that the decay resistance of peeling off the 2nd metal parts that causes because of the coat of metal of the 2nd metal parts from descending, and can prevent to damage positioning function on supporting tool and the support to cause the joint quality decline of the 1st, the 2nd metal parts because of the coat of metal of peeling off is deposited in, engage the good joint product of dimensional accuracy that forms thereby can produce by the 1st metal parts, the 2nd metal parts.In addition,, comparatively it is desirable to, adopt melting temperature to be higher than the metal of the frictional heat temperature when engaging as intermediate member.
In above-mentioned friction spot joining method, rotate tool and support tool and move to bonding station, be connected to the abutting part of intermediate member at this bonding station supporting tool, the 2nd metal parts is connected to the support of intermediate member simultaneously, under this state, make the rotation tool push the 1st metal parts while rotating, thereby make the 1st, the 2nd metal parts and intermediate member crimping.Like this,,, the 1st metal parts is softened and produce plasticity and flow, make the 1st, the 2nd metal parts carry out a joint thus with solid state shape at the junction surface by frictional heat.In addition, make the junction surface that is positioned at the 1st, the 2nd metal parts the 2nd metal parts the coat of metal by frictional heat take place softening and by rotate tool push with its be forced into the junction surface around, and make the coat of metal in fact not in the junction surface of the 1st, the 2nd metal parts, thereby make the 1st, the 2nd metal parts carry out a joint with solid state shape.
Adopt this friction spot joining method, push the 1st metal parts while rotating owing to make the rotation tool, at least make the 1st metal parts softening and produce plasticity and flow with frictional heat, make the junction surface that is positioned at the 1st, the 2nd metal parts the 2nd metal parts the coat of metal by frictional heat take place softening and by rotate tool push with its be forced into the junction surface around, therefore, can make the coat of metal in fact not between the junction surface of the 1st, the 2nd metal parts, thereby can make the 1st, the 2nd metal parts carry out a joint infalliblely with solid state shape.
In above-mentioned friction spot joining method, the 1st mentioned metal parts is an aluminium alloy plate, and the 2nd mentioned metal parts is a steel plate, and the mentioned coat of metal is a zinc coat.
Adopt above-mentioned friction spot joining method, because the 2nd metal parts is steel plate, the coat of metal is a zinc coat, therefore when carrying out engaging, can prevent that zinc coat from peeling off from steel plate, and can prevent that the zinc coat of being stripped from is deposited on the supporting tool.
In addition, frictional spot joining apparatus of the present invention, be higher than the 1st metal parts and surperficial being formed with under the equitant state of the 2nd metal parts of the coat of metal at the 1st metal parts and fusing point, support the 1st by the supporting tool, the lap of the 2nd metal parts, simultaneously, make and be arranged on across the 1st, the 2nd metal parts and push the 1st metal parts while rotating with the rotation tool of the relative position of supporting tool, at least make the 1st metal parts softening and produce plasticity and flow by frictional heat, thereby make the 1st, the 2nd metal parts carries out a joint with solid state shape, it comprises, the corresponding the above-mentioned the 1st, the intermediate member that the bonding station of the 2nd metal parts is set, it has area and is connected to the support of the coat of metal of the 2nd metal parts greater than the top ends area that rotates tool and when engaging, and the abutting part that is connected to the supporting tool when engaging in the position of this support opposition side; Make above-mentioned rotation tool push the rotation tool drive unit of the 1st metal parts while rotating; Can equip the joint rifle that comprises above-mentioned supporting tool, rotates tool and rotation tool drive unit, and make this joint rifle move to bonding station, and carry out bonding operation position that above-mentioned point engages and withdraw from from this bonding operation position after carry out the mobile device that moves between the position of readiness of standby.
Adopt above-mentioned frictional spot joining apparatus, make the joint rifle that has the supporting tool and rotate tool move to the bonding operation position by mobile device, at bonding station the abutting part of supporting tool and intermediate member is connected, be connected under the state of support of intermediate member simultaneously at the 2nd metal parts, make the rotation tool push the 1st metal parts while rotating, so that the 1st, the 2nd metal parts is crimped on intermediate member, thereby make the 1st, the 2nd metal parts carry out a joint by solid state shape.When carrying out this some joint, because the less supporting tool of area does not directly contact with the 2nd metal parts, and the 1st, the 2nd metal parts is pushed infalliblely with respect to the support of intermediate member by rotating tool, thereby the pressure restraining that will put on the 2nd metal parts from support is than low degree, therefore can support the 2nd metal parts by support infalliblely and the coat of metal generation of the 2nd metal parts is peeled off, thereby make the 1st, the 2nd metal parts carry out a joint infalliblely.
In above-mentioned frictional spot joining apparatus, intermediate member constitutes by possessing the anchor clamps that clamp near the clamping section at position its junction surface when the 1st, the 2nd metal parts engaged.
Adopt above-mentioned frictional spot joining apparatus, owing to constitute intermediate member by possessing the anchor clamps that clamp near the clamping section at position its junction surface when the 1st, the 2nd metal parts engaged, therefore can keep near position the some junction surface in the 1st, the 2nd metal parts by above-mentioned clamping section infalliblely, can support in the 2nd metal parts at least corresponding to the joint counterpart at above-mentioned junction surface by the support that is arranged at the 2nd anchor clamps infalliblely, under this state, can make metal parts carry out a joint infalliblely.
In above-mentioned frictional spot joining apparatus, anchor clamps are divided into clamping section and support, also comprise in addition to the clamping section of these anchor clamps and support with the face of the 2nd metal parts at above-mentioned junction surface mutually the relative position on the direction of quadrature carry out the position adjusting mechanism of variable adjustment.
Adopt this frictional spot joining apparatus, because anchor clamps are divided into clamping section and supporting, also comprise in addition to the clamping section of these anchor clamps and support with the face of the 2nd metal parts at above-mentioned junction surface mutually the relative position on the direction of quadrature carry out the position adjusting mechanism of variable adjustment, therefore, the even the 1st, the shape that near the being shaped as junction surface of the 2nd metal parts has recess or protuberance etc., or on the direction parallel with above-mentioned engagement axis, the 1st, the clamped position and the bonding station of the 2nd metal parts are different, or the length between these positions is because of the 1st, the size of the 2nd metal parts differs and when not of uniform size, also can keep the 1st in the clamping section of using anchor clamps, under the state of the 2nd metal parts, support above-mentioned joint counterpart by support infalliblely.
In above-mentioned frictional spot joining apparatus, also comprise and being provided with respect to intermediate member, and have near the 1st anchor clamps of clamping section at the position at the junction surface that clamps the 1st metal parts when carrying out above-mentioned joint, intermediate member be have the junction surface that when engaging the 1st, the 2nd metal parts, clamps the 2nd metal parts near the 2nd anchor clamps of clamping section at position.
Adopt this frictional spot joining apparatus, engaging the 1st to have, the 2nd anchor clamps that clamp near the clamping section at the position junction surface of the 2nd metal parts during the 2nd metal parts constitute intermediate member, and have near the 1st anchor clamps of clamping section at the position at the junction surface that clamps the 1st metal parts when carrying out above-mentioned joint with respect to the 2nd anchor clamps being provided with, thus can be by the 1st, the clamping section of the 2nd anchor clamps clamps the 1st, the 2nd metal parts, supporting by support under the state of above-mentioned joint counterpart infalliblely, rightly to the 1st, the 2nd metal parts carries out a joint, thereby can produce the good joint product of dimensional accuracy.
In above-mentioned frictional spot joining apparatus, the 1st metal parts is an aluminium alloy plate, the 2nd metal parts is a steel plate, and the junction surface of carrying out a joint is set at a plurality of, in addition for also being provided with the support component that supports the position between the adjacent junction surface of above-mentioned the 1st, the 2nd metal parts from the 1st anchor clamps one side.
Adopt this frictional spot joining apparatus, as mentioned above, because the 1st metal parts is an aluminium alloy plate, the 2nd metal parts is a steel plate, and the junction surface of carrying out a joint is set at a plurality of, also be provided with in addition from the 1st anchor clamps one side and support the above-mentioned the 1st, the support component at the position between the adjacent junction surface of the 2nd metal parts, therefore push aluminium alloy plate and steel plate by rotating tool from aluminium alloy plate one side, aluminium alloy plate is softened near its press section and produce plasticity and flow, make each newborn face of steel plate and aluminium alloy plate carry out a joint rightly, and when engaging, can suppress the aluminum alloy heat expansion that causes by support component and the distortion that causes infalliblely.
In above-mentioned frictional spot joining apparatus, the mobile device that the joint rifle is moved between bonding operation position and position of readiness is made of robot.
Adopt this frictional spot joining apparatus,, therefore engage rifle in the migration bonding station, can infallible and promptly between bonding operation position and position of readiness, move because mobile device is a robot.
Description of drawings
Fig. 1 is the side view of robot of joint rifle that is equipped with the frictional spot joining apparatus of embodiment 1.
Fig. 2 is the side view that engages rifle.
Fig. 3 is the partial sectional view that rotates the tool major part.
Fig. 4 is the side view of the Workpiece holding device of frictional spot joining apparatus.
Fig. 5 is the vertical view of Workpiece holding device.
Fig. 6 is the front view of the part section of Workpiece holding device.
Fig. 7 is the upward view of jig arm, the 2nd anchor clamps etc.
Fig. 8 is the vertical view of support component.
Fig. 9 is the IX-IX line cutaway view among Fig. 8.
Figure 10 is the X-X line cutaway view among Fig. 8.
Figure 11 is the longitudinal sectional view of the 2nd anchor clamps and position adjusting mechanism etc.
Figure 12 is the longitudinal sectional view of the 2nd anchor clamps and position adjusting mechanism etc.
Figure 13 is the upward view of luggage case.
Figure 14 is the longitudinal sectional view of luggage-boot lid and the 1st, the 2nd metal parts.
Figure 15 is the longitudinal sectional view of luggage-boot lid and the 1st, the 2nd metal parts.
Figure 16 is the cutaway view when carrying out engaging.
Figure 17 is the cutaway view when carrying out engaging.
Figure 18 is the cutaway view when carrying out engaging.
Figure 19 is the cutaway view when carrying out engaging.
Figure 20 is the longitudinal sectional view of the 2nd anchor clamps of embodiment 2 and position adjusting mechanism etc.
Figure 21 is the longitudinal sectional view of the 2nd anchor clamps of embodiment 3 and position adjusting mechanism etc.
The specific embodiment
[embodiment 1]
Frictional spot joining apparatus 1, comprise be equipped with the robot 2 that engages rifle 3 (with reference to Fig. 1～Fig. 3), to this robot 2 and engage control device 4 (with reference to Fig. 1) that rifle 3 drives control, by engaging the Workpiece holding device 5 that the 1st metal parts W1, the 2nd metal parts W2 that rifle 3 carries out a joint position it and keep under equitant state (with reference to Fig. 4～Fig. 6).
As shown in Figure 1, robot 2, be 6 vertical articulated robots commonly used, the top ends of its manipulator 2a is equipped with and engages rifle 3, this robot 2, be equivalent to make engage rifle 3, locate the 1st metal parts W1 of maintenance, the bonding operation position that the 2nd metal parts W2 carries out a joint, and carry out the mobile device that moves between the position of readiness of standby after withdrawing from from this bonding operation position at Workpiece holding device 5.
As shown in Figure 2, engage rifle 3, have supporting tool (tool) 10, rotate tool 11 and rotate tool driving mechanism 12, this supports tool 10 and rotates tool 11, is oppositely arranged up and down.Supporting tool 10 is to be installed in down the last top ends of " L " shape cantilever 13 possibly towards the state loading and unloading of below.The bottom of cantilever 13 is provided with and rotates tool driving mechanism 12.Rotate tool 11, be installed in possibly on this rotation tool driving mechanism 12 with state loading and unloading towards the top.Rotate tool driving mechanism 12, comprise making and rotate tool 11 and be the rotating motor 14 that rotates of center, make and rotate tool 11 and carry out the elevating motor 15 of lifting to push the 1st metal parts W1 along engagement axis X with engagement axis X.
As shown in Figure 3, rotate tool 11, have columned main part 11a and the shoulder 11b that is formed on its top end face (upper surface).This shoulder 11b is uneven surface, and being formed slopely with engagement axis X with the angle of stipulating is the depression taper shape at center, and the central part of shoulder 11b is equipped with pin 11c.Supporting tool 10, roughly the same with the diameter that rotates tool 11, its top end face (lower surface) is a tabular surface.
As shown in Figure 1, control device 4, be connected in the various electric actuators (diagram slightly) of robot 2 through wire harness 16, these actuators are driven control respectively, in addition, be connected in rotating motor 14 and the elevating motor 15 that engages rifle 3 through wire harness 17, relay box 18 and wire harness 19, these rotating motors 14 and elevating motor 15 are driven control respectively.
Below, Workpiece holding device 5 is described.
As Fig. 4～shown in Figure 6, Workpiece holding device 5 comprises: workpiece keeps platform 6; Make the 1st metal parts W1, the 2nd metal parts W2 be positioned the detent mechanism 7 that workpiece keeps platform 6 with overlap condition; Clamping and positioning keeps the 1st metal parts W1 of platform 6, the clamp mechanism 8 of the 2nd metal parts W2 in workpiece.In the following description, establish that the direction shown in the arrow is the place ahead of Workpiece holding device 5 among Fig. 4, Fig. 5.
At this, the 1st metal parts W1 is an aluminium alloy plate, and its surface is formed with oxide layer, and the 2nd metal parts W2 is the steel plate that fusing point is higher than this aluminium alloy plate, and its surface is formed with the zinc coat WZn of tool antirust function (with reference to Figure 16～Figure 19).Particularly, as Figure 13～shown in Figure 15, the 1st metal parts W1 is the aluminium alloy stiffener of the luggage-boot lid 20 of reinforcement vehicle body, the 2nd metal parts W2 has a pair of Steel Bolt fixture that is used for hinge 21 is installed in the bolt 22 on the luggage-boot lid 20 for engaging, the 1st metal parts W1, the 2nd metal parts W2 link by a joint, thereby form the joint product that is made of the 1st metal parts W1, the 2nd metal parts W2.In addition, the coat of metal is not limited to above-mentioned zinc coat WZn, also can adopt Zn-5wt%Al coating, Al-10wt%Si coating etc.
Luggage-boot lid 20, have outside plate 20a and inner panel 20b, carry out crimping (hemming) processing by peripheral part to inner and outer plates 20a, 20b, make it to mutually combine and form the closed sectional structure, in addition, the inner surface of inner panel 20b engages 1 pair of joint product that is made of the 1st metal parts W1, the 2nd metal parts W2.Above-mentioned the 1st metal parts W1, its size is less than the half-size scale of inner panel 20b, and is roughly rectangular, and the left and right directions Outboard Sections of the 1st metal parts W1 is formed with circular protrusions W1a.Above-mentioned the 2nd metal parts W2 is en plaque, and its middle body forms the protuberance W2a corresponding to the protuberance W1a of the 1st metal parts W1, and the two side portions of this protuberance W2a engages a pair of through bolt 22.
The 2nd metal parts W2 roughly all with the 1st metal parts W1 butt, run through in pair of bolts 22 under the state of the 1st metal parts W1, two places of raised part W1a, W2a are by a joint.The 1st metal parts W1 is connected to inner panel 20b, pair of bolts 22 runs through inner panel 20b, run through fixedly board 21a simultaneously with the hinge 21 of the outer surface butt of inner panel 20b, be screwed together in above-mentioned bolt 22 respectively by a pair of nut 23, above-mentioned hinge 21 and the 1st metal parts W1, the 2nd metal parts W2 together are fastened onto inner panel 20b.
As Fig. 4～shown in Figure 6, Workpiece holding device 5 under the state that 2 group of the 1st metal parts W1, the 2nd metal parts W2 are located by left-right symmetry by detent mechanism 7, clamps it simultaneously by clamp mechanism 8.2 group of the 1st metal parts W1, the 2nd metal parts W2 through this Workpiece holding device 5 is clamped carry out a joint automatically by supporting tool 10 and the rotation tool 11 that engages rifle 3.
Workpiece keeps platform 6, has the stand 30 that connects a plurality of 30a of foot and the 30b of beam portion, is fixed with rectangular base plate 31 on this stand 30.Be fixed with pair of right and left workpiece mounting plate 32 on this base plate 31, on each workpiece mounting plate 32 respectively mounting the 1st metal parts W1 is arranged, simultaneously each the 1st metal parts W1 uploads and is equipped with the 2nd metal parts W2.
The 1st anchor clamps 50 are arranged on the front part of each workpiece mounting plate 32, and the 1st anchor clamps 50 have the 1st clamping section that is made of pair of right and left the 1st clamp member 51, and the support component 55 between the 1st clamp member 51.A pair of the 1st clamp member 51 and support component 55, see and be local cut discoid (with reference to Fig. 5) respectively from overlooking direction, be under the state of butt at mutual in opposite directions vertical excision face and be shape setting in upright arrangement, and facial by being bolted to going up of workpiece mounting plate 32 respectively.
A pair of the 1st clamp member 51 comprises with the 1st metal parts W1 butt and has larger area the 1st folder face 52.Each the 1st clamp member 51, being formed with the bolt 22 that combines with the 2nd metal parts W2 can be from the screw 53 (with reference to Fig. 6) of upside insertion.This screw 53 has the function that bolt 22 is positioned, and with above-mentioned alignment pin 40,41, the 1st metal parts W1, the 2nd metal parts W2 is positioned infalliblely.In addition, each the 1st clamp member 51 is provided with the proximity sense 54 that detects the bolt 22 that is inserted into screw 53.
At this, base plate 31 and workpiece mounting plate 32 corresponding to the position between a pair of the 1st clamp member 51, make rotation tool 11 pass rotation tool through hole 31a, the 32a that base plate 31 can carry out a joint from downside thereby be formed with respectively.Support component 55 is arranged on the top of rotating tool through hole 31a, 32a, this support component 55 has the support portion 58 of supporting the position between the adjacent WS of pair of engaging portion of the 1st metal parts W1, the 2nd metal parts W2 from the 1st anchor clamps 50 1 sides (the present embodiment for downside).
As Fig. 8～shown in Figure 10, support component 55 has the fixed part 56 that is fixed on the workpiece mounting plate 32, outstanding upward and from overlooking the support portion 58 that direction is seen rounded protuberance 57 and is fixedly installed on the upper surface of protuberance 57 from this fixed part 56.Fixed part 56 and protuberance 57 rotate tool 11 and pass from downside and can carry out a joint thereby be formed with to make, and see the rotation tool through hole 55a that is the oval shape that extends along left and right directions from overlooking direction.Support portion 58 is by the elongated 58a of bridge formation portion and is positioned at the elongated shape that scallop 58b constituted at two ends, is crossed on the length direction central part that rotates tool through hole 55a, to prevent it and to rotate tool 11 and interfere.
As shown in Figure 4 to 7, the left and right directions central part at base plate 31 rear portions is provided with jig arm 70.This jig arm 70 is that the fulcrum rotation is supported possibly with the pivot 71 that extends along left and right directions.In addition, this jig arm 70 is arranged on the top of workpiece mounting plate 32, and its leading section is positioned near the leading section of base plate 31 when being in level.In addition, the rear portion of jig arm 70 is " ㄑ " shape that extends to rear side from pivot 71, and its base end part rotates with the top ends of the connecting rod 74 of pneumatic linear actuator 73 and is connected freely.This pneumatic linear actuator 73, its base end part rotate and are supported on possibly on the workpiece maintenance platform 6.
Pneumatic linear actuator 73, the forced air of being supplied with by pressed air supplying device (diagram is omitted) drives above-mentioned jig arm 70, and passes through the supply of control device 4 these forced airs of control, and jig arm 70 is automaticallyed switch between level and plumbness.In addition, above-mentioned base plate 31 is provided with the guide member 75 to jig arm 70 channeling conducts that roughly are in level.The fore-end of jig arm 70 is fixed with the attaching parts 76 that stretch out a pair of both sides to the left and right.These attaching parts 76 are fixed with the base of pair of right and left the 2nd anchor clamps 60 that is clamp base 77.
Above-mentioned the 2nd anchor clamps 60, be equivalent to intermediate member, the 2nd clamping section that is made of pair of right and left the 2nd clamp member 61, the support component 65 (being equivalent to the support portion) between the 2nd clamp member 61 are being installed on each clamp base 77, simultaneously in the position of the opposition side (upper side) of this support component 65, be provided with when engaging can with the abutting part 77a of supporting tool 10 butts.A pair of the 2nd clamp member 61 and support component 65, see the rectangle that is elongated respectively from overlooking direction, and be in mutual opposing vertical tangent plane under the state of butt and be shape setting in upright arrangement, and respectively by being bolted to when jig arm 70 is in level the lower surface of the clamp base 77 relative with workpiece mounting plate 32.
A pair of the 2nd clamp member 61, as Fig. 6, Figure 11 and shown in Figure 12, have to the 2nd anchor clamps 50 1 sides (in the present embodiment for downside) outstanding and with the 2nd folder face 62 of the 2nd metal parts W2 butt.Support component 65, be steel, and be thicker bulk, and have the bearing surface 65a of area greater than top ends (shoulder 11b) area that rotates tool 11, by making among this bearing surface 65a and the 2nd metal parts W2 corresponding to junction surface WS and being positioned at the face (upper surface) of the 2nd anchor clamps 60 1 sides and the regulation area part of periphery connects, support the 1st metal parts W1, the 2nd metal parts W2 with this.This stipulates area part, is the entire top of the protuberance W2a of the 2nd metal parts W2 that is made of the bolting part.In addition, consider the size of junction surface WS, the area of the bearing surface 65a of support component 65,1.2 times and above area for the shoulder 11b diameter that rotates tool 11 comparatively it is desirable to 1.5 times and above area of diameter.
Protuberance W1a, W2a for the 2nd metal parts W2 that engages the 1st metal parts W1 that constitutes by stiffener and constitute by the bolting part, support component 65 is arranged on the position of caving in to upside with respect to a pair of the 2nd clamp member 61, constitute the support portion 58 of the support component 55 of above-mentioned the 1st anchor clamps 50 simultaneously, its upper surface is compared with the 1st folder face 52 of a pair of the 1st clamp member 51 that is arranged on support component about 55, and side-prominent setting makes progress.
The leading section of jig arm 70 as Fig. 4 and shown in Figure 5, is fixed with the parts 80 that are pressed.These parts 80 that are pressed are formed with to the outstanding skewed holding section 80a of tip side.When jig arm 70 was in level, holding section 80a was the state to the slow inclination in front lower place.On the other hand, the left and right directions central part of base plate 31 leading sections is equipped with air pressure or hydraulically powered driving cylinder 81 towards the rear, and its output connecting rod 82 is provided with skewed drive division 82a.This drive division 82a slowly tilts to the back upper place, and engages with holding section 80a, and this engaging can be removed.Above-mentioned parts 80 and the driving cylinder 82 formation anchor clamps driving mechanisms 83 of being pressed, by the running of this anchor clamps driving mechanism 83, the 2nd anchor clamps 60 quilts are powerful by pressing to the 1st anchor clamps 50 1 sides.
At this, as mentioned above, the 2nd anchor clamps 60, can divide serves as reasons has the 2nd clamping section and the support component 65 that a pair of the 2nd clamp member 61 of the 2nd folder face 62 is constituted.In addition, in the present embodiment, also be provided with the bearing surface 65a of the 2nd folder face 62 with support component 65, with corresponding to the face of metal parts W1, the W2 of the junction surface WS relative position on the direction of quadrature (direction that is parallel to engagement axis X) mutually, carry out the position adjusting mechanism 85 (with reference to Figure 11, Figure 12) of variable adjustment.
Shown in Figure 11,12, this position adjusting mechanism 85, comprising to be situated between is loaded on pad 86 between clamp base 77 and each the 2nd clamp member 61.As Figure 11, shown in Figure 12, the 2nd anchor clamps 60, the dress pad 86 and fix this both state that can between the 2nd clamp member 61 and clamp base 77, not be situated between by bolt 87, and fix between this both state under the situation that pad 86 is housed that is situated between and switch.In addition, also can be, or replace the different various pads 86 of thickness by a plurality of pads 86 of stack, the relative position of the 2nd folder face 62 and bearing surface 65a is carried out various variable settings.
Below, the friction spot joining method that utilizes this frictional spot joining apparatus 1 to be carried out is described.
At first, be in jig arm 70 under the state of plumbness, that is leave under the state of the 1st anchor clamps 50, the 1st metal parts W1, the 2nd metal parts W2 are arranged on the workpiece mounting plate 32 at the 2nd anchor clamps 60.At this moment, under the 1st metal parts W1, the equitant state of the 2nd metal parts W2, engage with alignment pin 40,41 by the locating hole that makes the 1st metal parts W1, and make the bolt 22 that is combined on the 2nd metal parts W2 insert the screw 53 of the 1st anchor clamps 50, thus above-mentioned the 1st metal parts W1, the 2nd metal parts W2 are positioned.
Then, driving by pneumatic linear actuator 73, make jig arm 70 switch to level from plumbness, then, running by anchor clamps driving mechanism 83, drive rod 82 is engaged with the parts 80 that are pressed of jig arm 70, thereby make the 1st metal parts W1, the 2nd metal parts W2 by the 1st anchor clamps the 50, the 2nd anchor clamps 60 and clamped.At this moment, near the part (par of protuberance W1a, the W2a left and right sides) that is positioned at the left and right sides of the junction surface WS that carries out a joint among the 1st metal parts W1, the 2nd metal parts W2 is pressed to the 1st folder face 52 1 sides by the 2nd folder face 62, and clamped.
Under this state, the bearing surface 65a of the support component 65 of the 2nd anchor clamps 60, with among the 2nd metal parts W2 corresponding to junction surface WS and be positioned at the 2nd anchor clamps 60 1 sides face (upper surface) and the periphery the regulation area part connect, and, part between the adjacent junction surface WS of the 1st metal parts W1, the 2nd metal parts W2, the support portion 58 of the support component 55 by the 1st anchor clamps 50 is supported from the 1st anchor clamps 50 1 sides (being downside the present embodiment).
Then, by the running of robot 2 and joint rifle 3, the 1st metal parts W1, the 2nd metal parts W2 are by a joint.At this moment, engage rifle 3, be moved into bonding station, be moved into the bonding operation position from position of readiness simultaneously by robot 2.Be positioned under the bonding operation location status at joint rifle 3, engage the abutting part 77a butt of the supporting tool 10 of rifle 3, rotate the downside that tool 11 then is positioned at the junction surface WS of the 1st metal parts W1, the 2nd metal parts W2 from upside and clamp base 77.
Then, by rotating tool driving mechanism 12, on one side carry out rotating drive to rotating tool 11, it is contacted on one side with the 1st metal parts W1, thus with the 1st metal parts W1, the 2nd metal parts W2 by pressing to support component 65.At this moment, supporting tool 10 through clamp base 77 and support component 65, supports the 1st metal parts W1, the 2nd metal parts W2.Then, touch the frictional heat that the rotation of the 1st metal parts W1 limit produces, the 1st metal parts W1 is softened and produce plasticity and flow, thereby make the 1st, the 2nd metal parts carry out a joint with solid state shape by rotating tool 11 edge joints.
Below, this joint method is elaborated, when rotating tool 11 when rising on while rotating, at first, rotate the pin 11c of tool 11, with the 1st metal parts W1 butt, behind the location, as shown in figure 16, shoulder 11b is butt the 1st metal parts W1 while rotating, and makes the 1st metal parts W1 softening gradually by frictional heat.Then, rotating tool 11 continues to rise, as shown in figure 17, rotating tool 11 enters in the 1st metal parts W1 that is softened, meanwhile the 1st metal parts W1 is subjected to the effect of the higher contact pressure of autorotation tool 11 to produce partial cut, so be diffused into this cutting out section because of the zinc coat WZn of the 2nd softening metal parts W2 of frictional heat.
Then, as shown in figure 18, rotated the pressurization of tool 11, shoulder 11b further is pressed in the 1st metal parts W1, and the 1st metal parts W1 is plasticity and flows (plastic deformation), and the cut part outwards enlarges.Simultaneously, residual be in the interface of the 1st metal parts W1 and the 2nd metal parts W2, and zinc coat WZn softening or molten condition also discharges.At this moment, the oxide layer on the 1st metal parts W1 surface, because its fragility character, so destroyed along with the plastic deformation of the 1st metal parts W1, the 1st metal parts W1 forms newborn face (do not have the capping oxidation layer and self formed by the 1st metal parts W1 face) thus.
Then, as shown in figure 19, the zinc coat WZn on the 2nd metal parts W2 surface, its part enters among the 1st metal parts W1, remaining part rotated the stressed effect of tool 11 and be pressed towards junction surface WS around.Thus, in the scope that does not have zinc coat WZn, oxide layer is destroyed and expose newborn face, the newborn face of the newborn face of the 1st metal parts W1 and above-mentioned the 2nd metal parts W2, directly connected by solid phase under the state of contact, at the remaining peripheral part that zinc coat WZn is arranged, the 1st metal parts W1 and the 2nd metal parts W2 are engaged through zinc-aluminium-iron compound.
Adopt above-mentioned frictional spot joining apparatus 1 and friction spot joining method, the beneficial effect below desirable the getting.
Since when carrying out engaging, can prevent because of the less supporting tool 10 of area directly contact the 2nd metal parts W2 cause the 1st metal parts W1, the distortion of the 2nd metal parts W2, and can be by rotating tool 11, make the 1st metal parts W1, the 2nd metal parts W2 is with respect to pushed greater than the support that the support component 65 of the intermediate member that rotates tool 11 top ends is constituted by area infalliblely, thereby the pressure restraining that this support component 65 is applied to the 2nd metal parts W2 is than low degree, therefore can support the 2nd metal parts W2 by support component 65 infalliblely and the zinc coat WZn generation of the 2nd metal parts W2 is peeled off, thus can be rightly to the 1st metal parts W1, the 2nd metal parts W2 carries out a joint.
For example, as above-mentioned the 1st metal parts W1, the 2nd metal parts W2 and the coat of metal, be respectively aluminium alloy plate, when steel plate and zinc coat WZn, can prevent to peel off the decline of the decay resistance of the 2nd metal parts W2 that causes because of the zinc coat WZn of the 2nd metal parts W2, and can prevent to damage caused the 1st metal parts W1 of positioning function because of the zinc coat WZn that peels off is deposited in supporting tool 11 and support component 65, the decline of the joint quality of the 2nd metal parts W2, thus can produce by the 1st metal parts W1, the 2nd metal parts W2 engages the good joint product of dimensional accuracy that forms.
At this, even rotate and contact the frictional heat that the 1st metal parts W1 produces owing to rotating tool 11, when the zinc coat WZn of the 2nd metal parts W2 of the 2nd anchor clamps 60 1 sides that are arranged in as intermediate member (present embodiment is upside) is heated, also this heat can be passed to and have the support component 65 of area greater than the bearing surface 65a of junction surface WS, and dispel the heat effectively, thereby the zinc coat WZn that can suppress the 2nd anchor clamps 60 1 sides produces softening with doing one's utmost, even and this zinc coat WZn takes place softening, also can from starting point engage in stipulated time of process, make support component 65 and zinc coat WZn keep the butt state, to improve heat dispersion, thereby make zinc coat WZn infallible and promptly stablized, produce with the zinc coat WZn that prevents the 2nd anchor clamps 60 1 sides as much as possible and peel off.
And, because in the related frictional spot joining apparatus 1 of present embodiment 1, supporting tool 10, rotation tool 11 and rotation tool driving mechanism (rotating the tool drive unit) 12 constitute joint rifle 3 by combination, and this joint rifle 3 is moved between bonding operation position and position of readiness by mobile device, therefore both can bring into play above-mentioned effect, can good efficiency engage operation again.Particularly, engage rifle 3 between bonding operation position and position of readiness when mobile, can make this joint rifle 3 infallible and promptly move to above-mentioned each position when the mobile device that is constituted by above-mentioned robot 2 makes.
In addition, have at joint the 1st metal parts W1 by above-mentioned, near the 2nd anchor clamps 60 of the 2nd clamp member at the position of the pinch engagement WS of portion (the 2nd clamping section) 61 constitute above-mentioned intermediate member during the 2nd metal parts W2, the 1st metal parts W1, near the position of carrying out the junction surface WS of a joint among the 2nd metal parts W2 is kept by the 2nd clamp member 61 of the 2nd anchor clamps 60 infalliblely, at least comprise among the 2nd metal parts W2 corresponding to above-mentioned junction surface and the part (joint counterpart) that is positioned at the face of the 2nd anchor clamps 60 1 sides supported infalliblely by the 2nd anchor clamps 60 set support components 65 (support), under this state the 1st, the 2nd metal parts spare W1, W2 can carry out a joint infalliblely, and its result can produce the good joint product of dimensional accuracy.
In addition, in the above-mentioned embodiment 1, the 2nd anchor clamps 60 are divided into the 2nd clamp member (the 2nd clamping section) 61 and support component (support) 65, also be provided with in addition to the 2nd clamp member 61 and support component 65 with the face of the 2nd metal parts W2 of above-mentioned junction surface WS mutually the relative position on the direction of quadrature (direction that is parallel to engagement axis X) carry out the position regulating unit 85 of variable adjustment, even so the 1st metal parts W1, the shape that near the being shaped as junction surface of the 2nd metal parts W2 has recess or protuberance etc., or on the direction parallel with above-mentioned engagement axis X, the 1st metal parts W1, clamped position and the bonding station of the 2nd metal parts W2 are different, or the length between these positions is because of the 1st metal parts W1, the size of the 2nd metal parts W2 differs and when not of uniform size, also can keep the 1st metal parts W1 in the 2nd clamp member (the 2nd clamping section) 61 of the 2nd anchor clamps 60, under the state of the 2nd metal parts W2, support above-mentioned joint counterpart by the support that constitutes by support component 65 infalliblely.
Promptly, in the present embodiment 1, as mentioned above, owing to be provided with that possessing to be situated between and be loaded on the position adjusting mechanism 85 of the pad 86 between clamp base 77 and the support component 65, can make the 2nd anchor clamps 60, by bolt clamp base 77 is fixed on state on the support component 65 not being situated between dress pad 86, and be situated between dress pad 86 and by bolt clamp base 77 be fixed on and switch between the state on the support component 65, or by a plurality of pads 86 of closed assembly, or the different various pads 86 of dress thickness that are situated between, make the 2nd clamp member 62 and the relative position of support component 65 that various variations take place, therefore can support the 2nd metal parts W2 by above-mentioned support component 65 infalliblely, thereby can more effectively control the peeling off of zinc coat WZn of the 2nd metal parts W2.
In addition, as mentioned above, engaging the 1st metal parts W1 by having, the 2nd anchor clamps 60 that clamp the 2nd clamping section that near the 2nd clamp member 61 at position at the junction surface of the 2nd metal parts W2 constituted during the 2nd metal parts W2 constitute above-mentioned intermediate member, and be provided with near the 1st anchor clamps 50 of the 1st clamp member (the 1st clamping section) 51 at position with respect to the 2nd anchor clamps 60 with the junction surface that clamps the 1st metal parts W1 when carrying out above-mentioned joint, can pass through the 1st anchor clamps 50 this moment, the 1st of the 2nd anchor clamps 60, the 2nd clamp member (clamping section) 51,61 clamp the 1st metal parts W1, the 2nd metal parts W2, supporting by support under the state of above-mentioned joint counterpart infalliblely, rightly to the 1st metal parts W1, the 2nd metal parts W2 carries out a joint, thereby can produce the good joint product of dimensional accuracy.
In addition, as mentioned above, the 1st metal parts W1 is an aluminium alloy plate, the 2nd metal parts W2 is a steel plate, and the junction surface WS that carries out a joint is set at a plurality of, also be provided with in addition from the 1st anchor clamps 50 1 sides and support above-mentioned the 1st metal parts W1, the support component 55 of the part between the adjacent junction surface WS of the 2nd metal parts W2, push aluminium alloy plate and steel plate by rotating tool 11 from aluminium alloy plate one side this moment, aluminium alloy plate is softened near its press section and produce plasticity and flow, make each newborn face of steel plate and aluminium alloy plate carry out a joint rightly, and when engaging, can suppress the distortion of expanding and producing infalliblely, improve the joint quality with this because of the caused aluminum alloy heats of support component 55.
For example, in the present embodiment, the 1st metal parts W1 is the aluminium alloy stiffener of the luggage-boot lid 20 of reinforcement vehicle body, the 2nd metal parts W2 has the Steel Bolt fixture that hinge 21 is installed on the bolt 22 of luggage-boot lid 20 for engaging, can carry out above-mentioned stiffener thus infalliblely and engage, thereby can produce the product that engages of the good stiffener of dimensional accuracy and bolting part with the point of bolting part.
[embodiment 2]
The connecting bolt 92 of this position adjusting mechanism 85A, its bottom and the 2nd clamping section 91 screw togather, and the axle body portion of this connecting bolt 92 slidably passes pedestal part 90 and clamp base 77 freely.The head of connecting bolt 92 removable freely be formed on clamp base 77 on connecting hole engage.Press to the direction of leaving pedestal part 90 by biasing member 93, the 2 clamping sections 91 that constitute by helical spring that is installed in pedestal part 90 inside etc.
This biasing member 93, can produce stronger throw-on pressure, by this biasing member 93, can carry out variable adjustment with support component 65 at the relative position that is parallel on the direction of above-mentioned engagement axis to the 2nd clamping section 91, and can go up brute force at an arbitrary position and push the 1st metal parts W1, the 2nd metal parts W2.In addition, also the 2nd clamp member 61A can be fixed on the clamp base 77, make support component 65 with respect to clamp base 77 with move may but the state that can not come off connect, and support component 65 is pressed opposition side to clamp base 77 by biasing member.
[embodiment 3]
[embodiment 4]
In addition, the present invention can carry out various changes and be implemented in the scope that does not depart from its purport.And to the frictional spot joining apparatus that the 1st, the 2nd metal parts that various parts, various metal constituted engages, the present invention is all applicable.
Claims (9)
1. friction spot joining method, be higher than the 1st metal parts and surperficial being formed with under the equitant state of the 2nd metal parts of the coat of metal at the 1st metal parts and fusing point, support the lap of the 1st, the 2nd metal parts by the supporting tool, make simultaneously be arranged on across the 1st, the 2nd metal parts and and push the 1st metal parts while rotating with the rotation tool of the relative position of supporting tool, at least make the 1st metal parts softening and produce plasticity and flow by frictional heat, thereby make the 1st, the 2nd metal parts carry out a joint, it is characterized in that with solid state shape:
The bonding station of corresponding above-mentioned the 1st, the 2nd metal parts is provided with intermediate member, and this intermediate member has area and is connected to the abutting part that supports tool greater than the support of the coat of metal that is connected to the 2nd metal parts of the top ends area that rotates tool and in the position of this support opposition side;
Make above-mentioned rotation tool and supporting tool move to bonding station;
At above-mentioned bonding station, make the supporting tool be connected to the abutting part of intermediate member, be connected under the state of support of intermediate member at the coat of metal of the 2nd metal parts simultaneously, make and rotate tool and push the 1st metal parts while rotating.
2. friction spot joining method according to claim 1 is characterized in that:
Push the 1st metal parts while rotating by rotating tool, at least make the 1st metal parts softening and produce plasticity and flow with frictional heat, make the junction surface that is positioned at the 1st, the 2nd metal parts the 2nd metal parts the coat of metal by frictional heat take place softening and by rotate tool push with its be forced into the junction surface around, and make the coat of metal in fact not in the junction surface of the 1st, the 2nd metal parts, thereby make the 1st, the 2nd metal parts carry out a joint with solid state shape.
3. friction spot joining method according to claim 1 and 2 is characterized in that:
Above-mentioned the 1st mentioned metal parts is an aluminium alloy plate, and above-mentioned the 2nd mentioned metal parts is a steel plate, and the above-mentioned mentioned coat of metal is a zinc coat.
4. frictional spot joining apparatus, be higher than the 1st metal parts and surperficial being formed with under the equitant state of the 2nd metal parts of the coat of metal at the 1st metal parts and fusing point, support the lap of the 1st, the 2nd metal parts by the supporting tool, simultaneously, make and be arranged on across the 1st, the 2nd metal parts and the rotation tool of the position relative with the supporting tool is pushed the 1st metal parts while rotating, at least make the 1st metal parts softening and produce plasticity and flow by frictional heat, thereby make the 1st, the 2nd metal parts carry out a joint, it is characterized in that comprising with solid state shape:
The set intermediate member of bonding station of corresponding above-mentioned the 1st, the 2nd metal parts, it has area and is connected to the support of the coat of metal of the 2nd metal parts greater than the top ends area that rotates tool and when engaging, and the abutting part that is connected to the supporting tool when engaging in the position of this support opposition side;
Make above-mentioned rotation tool push the rotation tool drive unit of the 1st metal parts while rotating;
Can equip the joint rifle that comprises above-mentioned supporting tool, rotates tool and rotation tool drive unit, and make this joint rifle move to above-mentioned bonding station, and carry out bonding operation position that above-mentioned point engages and withdraw from from this bonding operation position after carry out the mobile device that moves between the position of readiness of standby.
5. frictional spot joining apparatus according to claim 4 is characterized in that:
Above-mentioned intermediate member constitutes by possessing the anchor clamps that clamp near the clamping section at position its junction surface when the 1st, the 2nd metal parts engaged.
6. frictional spot joining apparatus according to claim 5 is characterized in that:
Above-mentioned anchor clamps are divided into clamping section and support,
This frictional spot joining apparatus also comprises, to the clamping section of above-mentioned anchor clamps and support with the face of the 2nd metal parts at above-mentioned junction surface mutually the relative position on the direction of quadrature carry out the position adjusting mechanism of variable adjustment.
7. frictional spot joining apparatus according to claim 4 is characterized in that:
Also comprise, be provided with, and have near the 1st anchor clamps of clamping section at the position at the junction surface that clamps the 1st metal parts when carrying out above-mentioned joint with respect to above-mentioned intermediate member,
Above-mentioned intermediate member, be have the junction surface that when engaging the 1st, the 2nd metal parts, clamps the 2nd metal parts near the 2nd anchor clamps of clamping section at position.
8. frictional spot joining apparatus according to claim 7 is characterized in that:
Above-mentioned the 1st metal parts is an aluminium alloy plate, and above-mentioned the 2nd metal parts is a steel plate, and above-mentioned junction surface of carrying out a joint is set at a plurality of,
Also be provided with, support the support component at the position between the adjacent junction surface of above-mentioned the 1st, the 2nd metal parts from the 1st anchor clamps one side.
9. frictional spot joining apparatus according to claim 4 is characterized in that:
Above-mentioned mobile device is a robot.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2005224453 | 2005-08-02 | ||
| JP2005224457 | 2005-08-02 | ||
| JP2005224453A JP4517361B2 (en) | 2005-08-02 | 2005-08-02 | Friction spot welding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1907630A true CN1907630A (en) | 2007-02-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200610108199 Pending CN1907630A (en) | 2005-08-02 | 2006-07-31 | Frictional spot joining method and frictional spot joining apparatus |
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| JP (1) | JP4517361B2 (en) |
| CN (1) | CN1907630A (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104668765B (en) * | 2013-11-30 | 2017-03-15 | 中国科学院金属研究所 | A kind of welding method for eliminating the hook-shaped defect of Magnesium Alloy in Friction Stir lap joint |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001121274A (en) * | 1999-10-26 | 2001-05-08 | Hitachi Ltd | Device and method for friction-stir-welding |
| JP2002103061A (en) * | 2000-10-02 | 2002-04-09 | Hitachi Ltd | Method and apparatus for friction stir welding |
| JP3516913B2 (en) * | 2000-10-11 | 2004-04-05 | 川崎重工業株式会社 | Spot joining apparatus and spot joining method |
| JP2004141898A (en) * | 2002-10-23 | 2004-05-20 | Hitachi Ltd | Friction stirring and joining method and device |
| JP3911232B2 (en) * | 2002-11-18 | 2007-05-09 | 川崎重工業株式会社 | Friction stir welding equipment |
| JP3859582B2 (en) * | 2002-11-18 | 2006-12-20 | 川崎重工業株式会社 | Friction stir welding apparatus and friction stir welding method |
| JP4134837B2 (en) * | 2003-07-15 | 2008-08-20 | マツダ株式会社 | Friction welding method and friction welding structure |
| JP4413677B2 (en) * | 2004-04-02 | 2010-02-10 | 住友軽金属工業株式会社 | Point joining method for dissimilar metal parts |
-
2005
- 2005-08-02 JP JP2005224453A patent/JP4517361B2/en not_active Expired - Fee Related
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| JP4517361B2 (en) | 2010-08-04 |
| JP2007038253A (en) | 2007-02-15 |
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Open date: 20070207 |