CN108349041A - The manufacturing method and joint method of hollow structure object - Google Patents

The manufacturing method and joint method of hollow structure object Download PDF

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Publication number
CN108349041A
CN108349041A CN201680066827.XA CN201680066827A CN108349041A CN 108349041 A CN108349041 A CN 108349041A CN 201680066827 A CN201680066827 A CN 201680066827A CN 108349041 A CN108349041 A CN 108349041A
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CN
China
Prior art keywords
connecting elements
friction
section
docking
hollow structure
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CN201680066827.XA
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Chinese (zh)
Inventor
堀久司
濑尾伸城
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Nippon Light Metal Co Ltd
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Nippon Light Metal Co Ltd
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Filing date
Publication date
Priority claimed from JP2016001134A external-priority patent/JP2017121641A/en
Priority claimed from JP2016041703A external-priority patent/JP6728783B2/en
Application filed by Nippon Light Metal Co Ltd filed Critical Nippon Light Metal Co Ltd
Priority claimed from PCT/JP2016/080169 external-priority patent/WO2017081973A1/en
Publication of CN108349041A publication Critical patent/CN108349041A/en
Pending legal-status Critical Current

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Abstract

A kind of manufacturing method of metal hollow structure object (1), above-mentioned hollow structure object (1) include multiple hollow portions (M, M) of rectangular in cross-section, characterized in that the manufacturing method includes：Preparatory process, in above-mentioned preparatory process, multiple tabular components (21~27) of composition hollow portion (M) are made to be molded, and multiple connecting elements (11~16) are made to be molded by extrusion forming, wherein, multiple above-mentioned connecting elements (11~16) constitute the corner of hollow portion (M), and will at least more than two tabular component (21~27) connections；Docking process makes each tabular component (21~27) be docked with each connecting elements (11~16) in above-mentioned docking process in a manner of the rectangular hollow portion of Formation cross-section (M), to form multiple docking sections；And friction-stir process carries out friction-stir engagement using double-shaft shoulder tool in above-mentioned friction-stir process to each docking section.

Description

The manufacturing method and joint method of hollow structure object
Technical field
The present invention relates to a kind of manufacturing methods and joint method of the hollow structure object for being engaged and being formed by friction-stir.
Background technology
Patent Document 1 discloses a kind of manufacturing methods of the works of the hollow portion including rectangular in cross-section.It is above-mentioned The manufacturing method of works is：The four tabular components docking being connected to each other by four corner members and by corner member, then to right Socket part carries out friction-stir engagement.
Existing technical literature
Patent document
Patent document 1：Japanese Patent Laid-Open 2009-148811 bulletins
Invention content
The technical problems to be solved by the invention
Conventionally, as carrying out friction-stir engagement from the inner side and outer side of works, accordingly, there exist manufacture works Sequence becomes miscellaneous this problem.In particular, carrying out the operation of friction-stir engagement from the inside of works can become difficult.This Outside, although recording in the case where plate thickness is big, in the auxiliary part that docking section prepares recess portion and covers above-mentioned recess portion, and Plate thickness side carries out friction-stir engagement upwardly through two stages, but increases there are the process of friction-stir engagement and become miscellaneous This problem.In addition, in the prior art, not disclosing the manufacturing method of the hollow structure object including multiple hollow portions.
From such a viewpoint, technical problem of the invention is to provide a kind of manufacturing method of hollow structure object, energy It is easily manufactured by the hollow structure object including one or more hollow portions.In addition, the technical problem of the present invention is to provide one Kind joint method, can easily engage connecting elements with tabular component, wherein above-mentioned connecting elements connects multiple tabular components It connects.
Technical scheme applied to solve the technical problem
In order to solve the above-mentioned technical problem, the present invention is a kind of manufacturing method of hollow structure object, above-mentioned hollow structure object It is metal, and includes multiple hollow portions of rectangular in cross-section, characterized in that including：Preparatory process, in above-mentioned preparatory process In, so that multiple tabular components of the above-mentioned hollow portion of composition is molded, and so that multiple connecting elements is molded by extrusion forming, In, multiple above-mentioned connecting elements constitute the corner of above-mentioned hollow portion, and will at least more than two above-mentioned tabular component connections；It is right Connect process, in above-mentioned docking process, made in a manner of the hollow portion for being formed with rectangular in cross-section each above-mentioned tabular component with it is each Above-mentioned connecting elements docking, to form multiple docking sections；And friction-stir process makes in above-mentioned friction-stir process Friction-stir engagement is carried out to each above-mentioned docking section with double-shaft shoulder tool.
According to above-mentioned manufacturing method, by using double-shaft shoulder tool, so as to once will be in the short transverse of docking section Overall length friction-stir engages, so as to be easily manufactured by hollow structure object.In addition, connecting elements is extrudate, and therefore, energy It is easily manufactured by hollow structure object long in a pressing direction.In addition, by being appropriately combined connecting elements and tabular component, So as to be easily manufactured by the hollow structure object of the hollow portion including multiple rectangular in cross-section.
In addition, it may be desirable to, the section of above-mentioned connecting elements is in appointing in T-shaped, L-shaped, U-shaped and I shape One.
In addition, in above-mentioned friction-stir process, by pressing member and member to undertake by above-mentioned connecting elements and upper It states in the state that tabular component is clamped and carries out friction-stir engagement, wherein above-mentioned pressing member can apply pressing force, above-mentioned undertaking Component is constrained to by pallet and can not move.
According to above-mentioned manufacturing method, so as to prevent the cracking of each docking section, and friction-stir work can be steadily carried out Sequence.
In addition, the present invention is a kind of manufacturing method of hollow structure object, above-mentioned hollow structure object is metal, and includes Section multiple hollow portions triangular in shape, characterized in that including：Preparatory process passes through extrusion forming in above-mentioned preparatory process Make connecting elements molding of the section in substantially K shape, above-mentioned connecting elements that there is the extension of plate-like base portion and a pair of plate-shaped Setting unit, wherein the above-mentioned extended portion of a pair of plate-shaped is obliquely extended from above-mentioned base portion；Process is docked, above-mentioned It docks in process, each above-mentioned connecting elements docking is made in a manner of being formed with section multiple hollow portions triangular in shape, to shape At multiple docking sections；And friction-stir process, in above-mentioned friction-stir process, using double-shaft shoulder tool to each above-mentioned docking Portion carries out friction-stir engagement.
In addition, the present invention is a kind of manufacturing method of hollow structure object, above-mentioned hollow structure object is metal, and includes section Multiple hollow portions triangular in shape, including：Preparatory process makes section be in substantially K in above-mentioned preparatory process by extrusion forming The connecting elements of shape is molded, and above-mentioned connecting elements has the extended portion of plate-like base portion and a pair of plate-shaped, and makes The tabular component molding being configured between adjacent above-mentioned connecting elements, wherein the above-mentioned extended portion of a pair of plate-shaped is from upper Base portion is stated obliquely to be extended；Process is docked, in above-mentioned docking process, to be formed with triangular in shape multiple hollow in section The mode in portion makes each above-mentioned connecting elements be docked with each above-mentioned tabular component, to form multiple docking sections；And friction-stir Process carries out friction-stir engagement using double-shaft shoulder tool in above-mentioned friction-stir process to each above-mentioned docking section.
In addition, the present invention is a kind of manufacturing method of hollow structure object, above-mentioned hollow structure object is metal, and includes section Multiple hollow portions triangular in shape, it may be desirable to, including：Process is docked, in above-mentioned docking process, to be formed with section The mode of multiple hollow portions triangular in shape makes multiple metal components dock, to form multiple docking sections；And friction-stir Process carries out friction-stir engagement, above-mentioned gold using double-shaft shoulder tool in above-mentioned friction-stir process to each above-mentioned docking section Metal elements are made of the connecting elements of base portion and single or multiple extended portions at least with plate, and pass through extrusion forming Above-mentioned connecting elements is set to be molded, wherein single or multiple extended portions are extended from above-mentioned base portion.
According to above-mentioned manufacturing method, by using double-shaft shoulder tool, so as to once by the complete of the short transverse of docking section Long friction-stir engagement, so as to be easily manufactured by hollow structure object.In addition, connecting elements is extrudate, therefore, can hold It changes places and produces hollow structure object long in a pressing direction.In addition, by making connecting elements and tabular component be appropriately combined, So as to be easily manufactured by the hollow structure object for including multiple sections hollow portion triangular in shape.
In addition, it may be desirable to, in above-mentioned docking process, tabular component is configured to adjacent above-mentioned connecting elements Between, and docking section is formed by above-mentioned connecting elements and above-mentioned tabular component, in above-mentioned friction-stir process, use is above-mentioned Double-shaft shoulder tool also carries out friction-stir engagement to the docking section of above-mentioned connecting elements and above-mentioned tabular component.According to above-mentioned system Method is made, so as to improve the degree of freedom of design.
In addition, the present invention is a kind of manufacturing method of hollow structure object, above-mentioned hollow structure object is metal, and includes One hollow portion of rectangular in cross-section, characterized in that including：Dock process is in be formed with section in above-mentioned docking process The mode of one hollow portion of rectangle makes multiple metal components dock, to form multiple docking sections；And friction-stir process, In above-mentioned friction-stir process, friction-stir engagement is carried out to each above-mentioned docking section using double-shaft shoulder tool, is constituted among the above The above-mentioned metal component of hollow structure object includes the connection structure of the connecting elements that section is a substantially U-shaped and section in substantially L-shaped In part at least any one, and so that above-mentioned connecting elements is molded by extrusion forming.
In addition, a kind of manufacturing method of hollow structure object, above-mentioned hollow structure object is metal, and includes rectangular in cross-section Multiple hollow portions, characterized in that including：Dock process, in above-mentioned docking process, be formed with rectangular in cross-section it is multiple in The mode in empty portion makes multiple metal components dock, to form multiple docking sections；And friction-stir process, it is stirred in above-mentioned friction It mixes in process, friction-stir engagement is carried out to each above-mentioned docking section using double-shaft shoulder tool, constitutes the upper of above-mentioned hollow structure object State metal component include section in substantially I shape or a pair cross-section in the connecting elements of substantially T-shaped, and include that section is in Substantially the connecting elements of U-shaped and section in the substantially connecting elements of L-shaped at least any one, and pass through extrusion forming So that above-mentioned connecting elements is molded, wherein section in substantially I shape or a pair cross-section constituted in the connecting elements of substantially T-shaped Adjacent above-mentioned hollow portion.
According to above-mentioned manufacturing method, by using double-shaft shoulder tool, so as to once by the complete of the short transverse of docking section Long friction-stir engagement, so as to be easily manufactured by hollow structure object.In addition, connecting elements is extrudate, therefore, can hold It changes places and produces hollow structure object long in a pressing direction.In addition, by making metal component be appropriately combined, so as to be easy Ground produces the hollow structure object of the hollow portion including rectangular in cross-section.
In addition, it may be desirable to, in above-mentioned friction-stir process, on will be each by pressing member and member to undertake In the state of stating metal component clamping, friction-stir engagement is carried out, wherein above-mentioned pressing member can apply pressing force, above-mentioned to hold Connection member is constrained to by pallet and can not move.
According to above-mentioned manufacturing method, so as to prevent the cracking of each docking section, and friction-stir work can be steadily carried out Sequence.
In addition, characterized in that including：Preparatory process, in above-mentioned preparatory process, by extrusion forming make connecting elements at Type, and multiple tabular components is made to be molded, wherein above-mentioned connecting elements includes the base portion of plate and prolonging for single or multiple plates Stretch setting unit, the above-mentioned extended portions of single or multiple plates is from at least one party in two opposite sides of above-mentioned base portion It is extended；Docking process makes the end face of the end face and above-mentioned tabular component of above-mentioned extended portion in above-mentioned docking process Docking, to form multiple docking sections；And friction-stir process uses double-shaft shoulder tool in above-mentioned friction-stir process Friction-stir engagement is carried out to each above-mentioned docking section.
According to above-mentioned joint method, by using double-shaft shoulder tool, so as to once to the complete of the short transverse of docking section It is long to carry out friction-stir engagement, so as to easily engage.In addition, connecting elements is extrudate, therefore can be easily manufactured Go out works long in a pressing direction.
In addition, it may be desirable to, the section of above-mentioned connecting elements is in K shape, T-shaped, I shape, cross-like or radiation Shape.In addition, it may be desirable to, any one end in two ends of above-mentioned base portion and the end of above-mentioned extended portion Plate thickness be shaped to it is different from the plate thickness of other ends in the end of two ends of above-mentioned base portion and above-mentioned extended portion.
According to above-mentioned joint method, so as to improve the degree of freedom of design.
Invention effect
The manufacturing method of hollow structure object according to the present invention, so as to be easily manufactured by including one or more hollow The hollow structure object in portion.In addition, joint method according to the present invention, so as to will easily connect the connection of multiple tabular components Component is engaged with tabular component.
Description of the drawings
Fig. 1 is the stereogram for the hollow structure object for indicating first embodiment of the invention.
Fig. 2 is the front view for indicating the double-shaft shoulder tool of the present invention.
Fig. 3 is the stereogram of the first step of the manufacturing method for the hollow structure object for indicating first embodiment.
Fig. 4 is the stereogram of the second step of the manufacturing method for the hollow structure object for indicating first embodiment.
Fig. 5 is the stereogram of the third step of the manufacturing method for the hollow structure object for indicating first embodiment.
Fig. 6 is the stereogram of the fourth step of the manufacturing method for the hollow structure object for indicating first embodiment.
Fig. 7 is the sectional view of the 5th process of the manufacturing method for the hollow structure object for indicating first embodiment.
Fig. 8 is the sectional view of the 6th process of the manufacturing method for the hollow structure object for indicating first embodiment.
Fig. 9 is the stereogram of the friction-stir process for the fourth step for indicating second embodiment of the invention.
Figure 10 is the stereogram of the 5th process of the manufacturing method for the hollow structure object for indicating second embodiment.
Figure 11 is the sectional view for the hollow structure object for indicating third embodiment of the invention.
Figure 12 is the sectional view for the hollow structure object for indicating four embodiment of the invention.
Figure 13 is the stereogram for the hollow structure object for indicating fifth embodiment of the invention.
Figure 14 is the stereogram for the connecting elements for indicating the 5th embodiment.
Figure 15 is the front view of the first step and the second step of the manufacturing method for the hollow structure object for indicating the 5th embodiment.
Figure 16 is the front view of the third step and the fourth step of the manufacturing method for the hollow structure object for indicating the 5th embodiment.
Figure 17 is the stereogram of the friction-stir process for the variation for indicating the 5th embodiment.
Figure 18 is the sectional view for the hollow structure object for indicating sixth embodiment of the invention.
Figure 19 is the stereogram for the hollow structure object for indicating seventh embodiment of the invention.
Figure 20 is the stereogram for the connecting elements for indicating the 7th embodiment.
Figure 21 is the front view of the first step of the manufacturing method for the hollow structure object for indicating the 7th embodiment.
Figure 22 is the front view of the second step and the third step of the manufacturing method for the hollow structure object for indicating the 7th embodiment.
Figure 23 is the front view of the fourth step and the 5th process of the manufacturing method for the hollow structure object for indicating the 7th embodiment.
Figure 24 is the sectional view for the hollow structure object for indicating eighth embodiment of the invention.
Figure 25 is the sectional view for the hollow structure object for indicating ninth embodiment of the invention.
Figure 26 is the sectional view for the hollow structure object for indicating tenth embodiment of the invention.
Figure 27 is the front view for the joint method for indicating eleventh embodiment of the invention.
Figure 28 is the front view for the variation for indicating the 11st embodiment.
Figure 29 is the stereogram for the hollow structure object for indicating twelveth embodiment of the invention.
Figure 30 is the stereogram of the first step of the manufacturing method for the hollow structure object for indicating the 12nd embodiment.
Figure 31 is the stereogram of the third step of the manufacturing method for the hollow structure object for indicating the 12nd embodiment.
Figure 32 is the sectional view for the hollow structure object for indicating the 13rd embodiment.
Figure 33 is the section view of the first step and the second step of the manufacturing method for the hollow structure object for indicating the 13rd embodiment Figure.
Figure 34 is the sectional view for the hollow structure object for indicating the 14th embodiment.
Figure 35 is the section view of the first step and the second step of the manufacturing method for the hollow structure object for indicating the 14th embodiment Figure.
Figure 36 is the section view of the third step and the fourth step of the manufacturing method for the hollow structure object for indicating the 14th embodiment Figure.
Figure 37 is the sectional view for the hollow structure object for indicating the 15th embodiment.
Specific implementation mode
(first embodiment)
With reference to attached drawing, the manufacturing method of hollow structure object and hollow structure object to first embodiment of the invention carries out specifically It is bright.As shown in Figure 1, the hollow structure object 1 of present embodiment is the metal structure for hollow portion M, M for including rectangular in cross-section Object.In addition, the arrow mark of " upper and lower ", " left and right ", " front and back " in following explanation in accordance with Fig. 1.It is " upper and lower ", " left and right ", " preceding Not the direction of the present invention is defined afterwards ".
Hollow structure object 1 is in a manner of the rectangular hollow portion M of Formation cross-section by six connecting elements, 11~16, seven plates Shape component 21~27 docks and is engaged and be integrally formed by friction-stir.Each position of the plate of connecting elements 11~16 and plate The plate thickness size of shape component 21~27 is essentially identical.
Connecting elements 11 is the extrudate that section is in T-shaped.Connecting elements 11 is formed by the metal of energy friction-stir, It is made of aluminum alloy in present embodiment.Connecting elements 11 is made of the extended portion 11b of the base portion 11a of plate and plate, Wherein, above-mentioned extended portion 11b is extended from the central vertical of base portion 11a.Connecting elements 12~16 is and connect structure 11 identical shape of part.Connecting elements 12~16 by base portion (12a~16a) and extends respectively also in the same manner as connecting elements 11 Setting unit (12b~16b) is constituted.Connecting elements 11~16 is the shape that can connect three tabular components.In addition, connecting elements 12, it 15 is arranged in a manner of throughout hollow portion M, M.
Tabular component 21~27 is the tabular component formed by the metal of energy friction-stir.In the present embodiment, plate Component 21~27 is formed by material identical with connecting elements 11.Tabular component 21 is disposed between connecting elements 11,12.Plate Component 22 is disposed between connecting elements 12,13.Tabular component 23 is disposed between connecting elements 11,14.Tabular component 24 is matched Between connecting elements 12,15.Tabular component 25 is disposed between connecting elements 13,16.Tabular component 23,24,25 and plate Shape component 21,22 is vertical.
Tabular component 26 is disposed between connecting elements 14,15.Tabular component 27 is disposed between connecting elements 15,16. Tabular component 26,27 is parallel with tabular component 21,22 (substantial parallel).End face at each position of each connecting elements 11~16 It is formed with mouldingization region W with each docking section of the end face of each tabular component 21~27.
Then, the manufacturing method of the hollow structure object of present embodiment is illustrated.As shown in Fig. 2, in this embodiment party Double-shaft shoulder tool 31 is used in the manufacturing method of the hollow structure object of formula.Double-shaft shoulder tool 31 is by the lower part shaft shoulder 32, the top shaft shoulder 33 and the pin 34 that the lower part shaft shoulder 32 is connect with the top shaft shoulder 33 is constituted.The lower part shaft shoulder 32 have cylindrical large-diameter portion 32a, The tapering 32b and flush end portion 32c that diameter is reduced from large-diameter portion 32a to pin 34.The top shaft shoulder 33 has cylindrical major diameter The tapering 33b and flush end portion 33c that portion 33a, diameter are reduced from large-diameter portion 33a to pin 34.Pin 34 is cylindrical.In pin 34 Surrounding, which is carved, is equipped with helicla flute.
Double-shaft shoulder tool 31, which is installed on the work in-process heart or front end, has the robots arm of the rotating elements such as main axle unit.It is logical It crosses and double-shaft shoulder tool 31 is installed in the front end of robots arm, so as to easily vary the Pivot axle of double-shaft shoulder tool 31 Inclination.In addition, the front end by being installed on robots arm, even if friction-stir can be carried out if at narrow position Engagement.
In the manufacturing method of hollow structure object, the first step, the second step, the third step, the fourth step, the 5th are carried out Process, the 6th process and the 7th process.As shown in figure 3, the first step of first embodiment is by connecting elements 12 and plate The process that component 24 engages.In the first step of first embodiment, docking process and friction-stir process are carried out.First work The stationary fixture used in sequence is made of member to undertake H, intermediate member N, pressing member P and intermediate member Q.Member to undertake H is Section is in the metal component of L-shaped, and pallet T is fixed in a manner of irremovable.Intermediate member N is that section is in L-shaped Component is disposed between member to undertake H and tabular component 24.What intermediate member N was erected by basic courses department N1 and from basic courses department N1 Rising portions N2 is constituted.The plate thickness of basic courses department N1 is identical size with the extension elongation L1 of base portion 12a.In the vertical of intermediate member N The end face for playing portion N2 is equipped with the clamping plate K that tabular component 24 is fixed.
Pressing member P is fixed on pallet T at the position opposite with member to undertake H.Pressing member P is, for example, vice, It is the component for applying pressing force towards the directions member to undertake H.Pressing member P is multiple along the long side direction setting of intermediate member Q.In Between component Q be the tabular component being disposed between pressing member P and connecting elements 12.By the way that intermediate member N, Q is arranged, so as to Prevent the damage of connecting elements 12 and tabular component 24.Alternatively, it is also possible to omit intermediate member N, Q.
In the docking process of the first step, the end face 12d of the base portion 12a of connecting elements 12 is made to be abutted with pallet T on one side, The end face 12e for making extended portion 12b on one side is docked with the end face 24a of tabular component 24.Thereby, it is formed with docking section J1.One While the side N2a of the end face 24b and rising portions N2 of tabular component 24 is made to abut, make the side 24c and base of tabular component 24 on one side The upper surface N1a of plinth portion N1 is abutted.In addition, tabular component 24 is fixed by clamping plate K on one side, pass through pressing member on one side P applies pressing force, to which connecting elements 12 and tabular component 24 to be constrained to and can not move.
In the friction-stir process of the first step, using double-shaft shoulder tool 31 to right in a manner of drawing along the longitudinal direction Socket part J1 carries out friction-stir engagement.The plate thickness and tabular component of length (distance between the shaft shoulder) than extended portion 12b of pin 34 24 plate thickness is smaller.In friction-stir process, make flush end portion 32c, 33c (with reference to Fig. 2) slightly into docking section J1, while into Row friction-stir engages.Mouldingization region W is formed in the motion track of double-shaft shoulder tool 31 (with reference to Fig. 4).
As shown in figure 4, the second step of first embodiment is the process for engaging connecting elements 15 with tabular component 24. In the second step of first embodiment, docking process and friction-stir process are carried out.In docking process, make connection on one side The end face 15c of the base portion 15a of component 15 is abutted with pallet T, makes the end face 15e and tabular component 24 of extended portion 15b on one side End face 24b docking.Thereby, it is formed with docking section J2.Intermediate member Q is set between connecting elements 12 and member to undertake H, and Intermediate member Q is set between connecting elements 15 and pressing member P.In addition, applying pressing force by pressing member P, will connect Connection member 15 is constrained to and can not move with the connecting elements 12 and tabular component 24 engaged.
In the friction-stir process of the second step, used with main points identical with the friction-stir process of the first step double Shaft shoulder tool 31 carries out friction-stir engagement to docking section J2.It is in substantially I to be formed with section by the first step and the second step The I shape component 42 of shape.Alternatively, it is also possible to omit the first step, and the second step as shown in Figure 4 is like that by connecting elements 12,15 and tabular component 24 be constrained to and can not move, and to docking section J1, J2 carry out friction-stir engagement.
In addition, also making the I with 42 same shape of I shape component with main points identical with the first step and the second step Shape component 41,43 (referring to Fig.1).I shape component 41,42,43 is along the extended structure of the upper and lower directions of hollow structure object 1 Part.
As shown in figure 5, the third step of first embodiment is the process for engaging connecting elements 15 with tabular component 27. In other words, it is the process for engaging I shape component 42 with tabular component 27.In the third step of first embodiment, carry out Dock process and friction-stir process.The stationary fixture used in the third step is by member to undertake H, intermediate member RA, RB, pressing Component P is constituted.Intermediate member RA, RB are by plate-like main part R1 and the extension stretched out along the vertical direction from main part R1 R2, R2 are constituted.The plate thickness of extension R2 is smaller than the plate thickness of main part R1, therefore, is formed between main part R1 and extension R2 There is stage portion.The extension elongation of extension R2 is equal with the plate thickness of the plate thickness of tabular component 27 and base portion 12a, 15a.Intermediate member RA is set between member to undertake H and tabular component 27.Intermediate member RB is set between pressing member P and I shape component 42.
In the docking process of the third step, make the end of the end face 15d and tabular component 27 of the base portion 15a of connecting elements 15 Face 27a is docked.Thereby, it is formed with docking section J3.Make the base portion 12a of connecting elements 12,15a points of the base portion of connecting elements 15 on one side It is not abutted with the upper and lower stage portion of intermediate member RB, makes the end face 27b of tabular component 27 and the intermediate member RA of another party on one side The extension R2 of upside is abutted.In addition, tabular component 27 is fixed by clamping plate K on one side, applied on one side by pressing member P Add pressing force, I shape component 42 and tabular component 27 are constrained to and can not be moved.
In the friction-stir process of the third step, used with main points identical with the friction-stir process of the first step double Shaft shoulder tool 31 carries out friction-stir engagement to docking section J3.
As shown in fig. 6, the fourth step of first embodiment is the process for engaging connecting elements 15 with tabular component 26. In other words, it is the process for engaging I shape component 42 with tabular component 26.In the fourth step of first embodiment, carry out Dock process and friction-stir process.The stationary fixture used in the fourth step is identical as the third step of first embodiment.
In the docking process of the fourth step, make the end of the end face 15c and tabular component 26 of the base portion 15a of connecting elements 15 Face 26b is docked.Thereby, it is formed with docking section J4.Make the extension R2 on the upside of the end face 26a and intermediate member RB of tabular component 26 It abuts.In addition, tabular component 26 is fixed by clamping plate K on one side, pressing force is applied by pressing member P on one side, by I Shape component 42 and tabular component 26,27 are constrained to and can not move.
In the friction-stir process of the fourth step, used with main points identical with the friction-stir process of the first step double Shaft shoulder tool 31 carries out friction-stir engagement to docking section J4.
As shown in fig. 7, the 5th process of first embodiment is to engage connecting elements 12 with tabular component 21, and will The process that connecting elements 12 is engaged with tabular component 22.In other words, be I shape component 42 is engaged with tabular component 21, and The process that I shape component 42 is engaged with tabular component 22.In the 5th process of first embodiment, carry out docking process and Friction-stir process.The stationary fixture used in 5th process is identical as the third step of first embodiment.
In the docking process of the 5th process, make the end of the end face 12c and tabular component 21 of the base portion 12a of connecting elements 12 Face 21b is docked.Thereby, it is formed with docking section J5.Make the extension R2 on the upside of the end face 21a and intermediate member RA of tabular component 21 It abuts.In addition, the end face 12d of the base portion 12a of connecting elements 12 is made to be docked with the end face 22a of tabular component 22.Thereby, it is formed with Docking section J6.The extension R2 on the upside of the end face 22b and intermediate member RB of tabular component 22 is set to abut.In addition, making plate on one side Extension R2 on the downside of the end face 26a and intermediate member RA of component 26 is abutted, and makes end face 27b and the centre of tabular component 27 on one side Extension R2 on the downside of component RB is abutted.In addition, tabular component 21,22 is fixed respectively by clamping plate K, K on one side, on one side Apply pressing force by pressing member P, I shape component 42 and tabular component 21,22 are constrained to and can not be moved.
In the friction-stir process of the 5th process, with main points identical with the friction-stir process of the first step, use Double-shaft shoulder tool 31 carries out friction-stir engagement to docking section J5, J6.
As shown in figure 8, the 6th process of first embodiment is to engage connecting elements 11 with tabular component 21, and will The process that connecting elements 13 is engaged with tabular component 22.In other words, it is the I shape component 41 and tabular component for pre-production 21 engagements, and the process that the I shape component 43 that pre-production goes out is engaged with tabular component 22.The of first embodiment In six processes, docking process and friction-stir process are carried out.The stationary fixture that is used in 6th process and first embodiment The third step is identical.
In the docking process of the 6th process, make the end of the end face 11d and tabular component 21 of the base portion 11a of connecting elements 11 Face 21a is docked.Thereby, it is formed with docking section J7.Make on the upside of the end face 11c and intermediate member RA of the base portion 11a of connecting elements 11 Extension R2 abut.In addition, the end face 13c of the base portion 13a of connecting elements 13 is made to be docked with the end face 22b of tabular component 22. Thereby, it is formed with docking section J8.Make on the upside of the end face 13d of the base portion 13a of the connecting elements 13 and intermediate member RB of another party Extension R2 is abutted.In addition, making the extension on the downside of the end face 14c and intermediate member RA of the base portion 14a of connecting elements 14 on one side R2 is abutted, and on one side abuts the extension R2 on the downside of the end face 16d and intermediate member RB of the base portion 16a of connecting elements 16.Then, Connecting elements 11,13 is fixed respectively by clamping plate K, K on one side, pressing force is applied by pressing member P on one side, by plate Shape component 21,22 and I shape component 41,43 is constrained to and can not move.
In addition, by above-mentioned docking process by the end face of the end face 14d and tabular component 26 of the base portion 14a of connecting elements 14 26a is docked, to be formed with docking section J9.In addition, the end of the end face 16c and tabular component 27 of the base portion 16a of connecting elements 16 Face 27b is docked, to form docking section J10.
In the friction-stir process of the 6th process, with main points identical with the friction-stir process of the first step, use Double-shaft shoulder tool 31 carries out friction-stir engagement to docking section J7, J8.
Specific figure is omitted in 7th process of first embodiment, but is illustrated with reference to Fig. 8.In the 7th process, Connecting elements 14 is engaged with tabular component 26, and connecting elements 16 is engaged with tabular component 27.In other words, it is by I words Shape component 41 is engaged with tabular component 26, and I shape component 43 is engaged with tabular component 27.The of first embodiment In seven processes, docking process and friction-stir process are carried out.The stationary fixture that is used in 7th process and first embodiment The third step is identical.
It, will be by the top up and down of jointing metal component after having carried out the 6th process in the docking process of the 7th process , and with main points identical with the 6th process, will be constrained to by jointing metal component by stationary fixture can not move.The 7th In the friction-stir process of process, with main points identical with the first step, using double-shaft shoulder tool 31 to docking section J9, J10 into Row friction-stir engages.In the above manner, as shown in Figure 1, being formed with the hollow structure object 1 including hollow portion M, M.
The manufacturing method of the hollow structure object of present embodiment from the description above, by using double-shaft shoulder tool 31, It therefore can easily be made so as to once carry out friction-stir engagement to the overall lengths of each docking section J1~J10 in the height direction Produce hollow structure object 1.In addition, connecting elements 11~16 is extrudate, therefore, can be easily manufactured by a pressing direction Long hollow structure object 1.
In addition, it may be desirable to, in friction-stir process, by pressing member P and be constrained to by pallet T can not In the state that connecting elements 11~16 and tabular component 21~27 are clamped respectively by mobile member to undertake H, friction-stir is carried out Engagement.Thereby, in friction-stir process, the cracking of each docking section can be prevented.In addition, in the process of the third step~the 7th, It can be handled with identical stationary fixture, therefore, each process can be made to become easier to.
More than, first embodiment of the invention is illustrated, but can be without departing from the spirit and scope of the invention Suitably it is designed change.For example, in the present embodiment, formation includes the hollow structure object 1 of two hollow portion M, but hollow Portion can also be three or more either odd number.In addition, in the present embodiment, it is in T words that connecting elements, which is formed as section, Shape, but it is in L-shaped that corner, which may be section,.In addition, connecting elements can also section be in crosswise (cross-like).In this feelings Under condition, for example, can hollow structure object 1 shown in Fig. 1 hollow portion M upper and lower directions and right and left continue up addition it is hollow Portion, to form hollow structure object.That is, by making connecting elements and tabular component be appropriately combined, so as to easily Produce the hollow structure object of the hollow portion including multiple rectangular in cross-section.
In addition, as shown in figure 8, back side fitting S can also be used when carrying out friction-stir process.Here, the back side is supported The height dimension of fitting S is identical as the sum of the height dimension of the height dimension of extended portion 12b, 15b and tabular component 24.It is logical It crosses and uses back side fitting S, so as to steadily carry out friction-stir process.It, can also in the process of the second step~the 5th Suitably set the height dimension of back side fitting.In addition, the manufacturing method of above-mentioned hollow structure object is only an example, not It limits the invention.
(second embodiment)
Then, the manufacturing method of the hollow structure object of second embodiment of the invention is illustrated.In second embodiment The manufacturing method of hollow structure object is different from first embodiment on this point using the connecting elements in L-shaped.It is real second In the explanation for applying mode, the process for being shared with first embodiment, the description thereof will be omitted.
In the manufacturing method of the hollow structure object of second embodiment, the first step, the second step, third are at least carried out Process, the fourth step and the 5th process.The first step~the third step of second embodiment and the first of first embodiment Process~the third step is essentially identical, and therefore, the description thereof will be omitted.
As shown in figure 9, the fourth step of second embodiment is the process to form U-shaped component 44.Make in the fourth step Stationary fixture is made of member to undertake H, intermediate member NA, NB, pressing member P.In the fourth step of second embodiment In, carry out docking process and friction-stir process.Connecting elements 17 has the extended portion of the base portion 17a and plate of plate 17b, and section is in L-shaped, wherein above-mentioned extended portion 17b is extended from the end vertical of base portion 17a.Connect structure Part 18 has the extended portion 18b of the base portion 18a and plate of plate, and section is in L-shaped, wherein above-mentioned extended portion 18b is extended from the end vertical of base portion 18a.
In the docking process of the fourth step of second embodiment, connecting elements 17 is made to be docked with tabular component 23, and And connecting elements 18 is made to be docked with tabular component 23.More specifically, make the end face of the extended portion 17b of connecting elements 17 17d is docked with the end face 23a of tabular component 23, to form docking section J11, and makes the extended portion of connecting elements 18 The end face 18d of 18b is abutted with the end face 23b of tabular component 23, to form abutting part J12.In addition, making connecting elements 17 in Between component NA abut, and connecting elements 18 is made to be abutted with intermediate member NB.Then, pressing force is applied by pressing member P, with Connecting elements 17,18 and tabular component 23 are constrained to and can not be moved.
In the friction-stir process of the fourth step of second embodiment, with main points same as the first embodiment, Friction-stir engagement is carried out to docking section J11, J12 using double-shaft shoulder tool 31.In addition, in friction-stir process, it can also Back side fitting S is used as needed.
As shown in Figure 10, the 5th process of second embodiment is the work for engaging connecting elements 18 with tabular component 26 Sequence.In other words, it is the process for engaging U-shaped component 44 with tabular component 26.In the 5th process of second embodiment, into Row docking process and friction-stir process.The stationary fixture used in 5th process is by member to undertake H, intermediate member RA, centre Component Q and pressing member P are constituted.
In the docking process of the 5th process of second embodiment, make the end face 18c of the base portion 18a of connecting elements 18 with The end face 26b of tabular component 26 is docked.Thereby, it is formed with docking section J13.Then, on one side by clamping plate K, K to connecting elements 15 It is fixed, pressing force is applied by pressing member P on one side, by U-shaped component 44, I shape component 42 and tabular component 26 Being constrained to can not move.
In the friction-stir process of the 5th process of second embodiment, with the first step with first embodiment The identical main points of friction-stir process carry out friction-stir engagement using double-shaft shoulder tool 31 to docking section J13.About second 6th process about subsequent process of embodiment, due to essentially identical with first embodiment, the description thereof will be omitted.
By the manufacturing method of the hollow structure object of second embodiment discussed above, it can also play and implement with first The roughly the same effect of mode.Can also be as second embodiment, it is in L-shaped that the corner for constituting hollow portion, which is set as section, Connecting elements 17,18.
(third embodiment)
Then, the manufacturing method of the hollow structure object of third embodiment and hollow structure object is illustrated.As shown in figure 11, The hollow structure object 101 of third embodiment is by the company that the connecting elements 102 that two sections are in U-shaped, 102, section are in I shape Connection member 103 and four tabular components 104 are constituted.Hollow structure object 101 is formed with section in a manner of clipping connecting elements 103 Rectangular hollow portion M, M.
Connecting elements 102 is made of extended portion 102b, 102c of plate-like base portion 102a and a pair of plate-shaped, In, above-mentioned extended portion 102b, 102c extend vertically setting from the both ends of base portion 102a relative to base portion 102a.Connect structure Part 102 is the extrudate formed by extrusion forming.Connecting elements 103 is by plate-like base portion 103a and a pair of plate-shaped Extended portion 103b, 103c are constituted, wherein above-mentioned extended portion 103b, 103c are from the both ends of base portion 103a relative to base Portion 103a extends vertically setting.Connecting elements 103 is the extrudate formed by extrusion forming.Extended portion 103b, 103c are stretched out from the both sides of base portion 103a.
A pair of plate-shaped component 104,104 in left side is configured between the connecting elements 102 and connecting elements 103 in left side.This Outside, a pair of plate-shaped component 104,104 on right side is configured between the connecting elements 102 and connecting elements 103 on right side.Tabular component 104 plate thickness is equal with each plate thickness of extended portion 102b, 102c, 103b, 103c.
In the manufacturing method of the hollow structure object of third embodiment, docking process and friction-stir process are carried out.The The docking process of three embodiments is the process for making connecting elements 102,103 be docked with tabular component 104.Specifically, make a left side The end face 102d of the extended portion 102b of the connecting elements 102 of side is docked with the end face 104b of tabular component 104.Thereby, shape At there is docking section J111.In addition, making the end face 102e and tabular component of the extended portion 102c of the connecting elements 102 in left side 104 end face 104b docking.Thereby, it is formed with docking section J115.In addition, by same step, make the connecting elements on right side 102 dock with tabular component 104,104.Thereby, docking section J114, J118 are formed with.
In addition, in the docking process of third embodiment, make the end on the left of the extended portion 103b of connecting elements 103 Face 103g is docked with the end face 104a of tabular component 104.Thereby, it is formed with docking section J112.In addition, making connecting elements 103 End face 103e on the left of the 103c of extended portion is docked with the end face 104a of tabular component 104.Thereby, it is formed with docking section J116.In addition, by same step, make on the right side of end face 103d and the extended portion 103c on the right side of the 103b of extended portion End face 103f is docked with end face 104b, 104b of tabular component 104 respectively, to form docking section J113, J117.Make each end After the docking of face, each component is clamped using the stationary fixture (not shown) including above-mentioned member to undertake and pressing member, and constrains At can not move.
In the friction-stir process of third embodiment, with the friction-stir work of the first step with first embodiment The identical main points of sequence carry out friction-stir engagement using double-shaft shoulder tool 31 to each docking section J111~J118.
By the manufacturing method of the hollow structure object of third embodiment discussed above, it can also play and implement with first The roughly the same effect of mode.According to the manufacturing method of the hollow structure object of third embodiment, so as to be readily formed packet Include the hollow structure object 101 of hollow portion M, M of rectangular in cross-section.In addition, by using section in U-shaped connecting elements 102, 102, and the use of section is in the connecting elements 103 of I shape, so as to form hollow structure object 101 by less component count.
In addition, in the third embodiment, connecting elements 102 can also be by such as section in a pair of of connection structure of L-shaped Part is constituted.In addition, connecting elements 103 can also be made of such as section in a pair of of connecting elements of T-shaped.In addition it is also possible to Tabular component 104 is omitted, it includes two hollow that directly connecting elements 102,102, which is engaged with each other with connecting elements 103 to be formed, The hollow structure object of portion M, M.
(the 4th embodiment)
The manufacturing method of hollow structure object and hollow structure object to the 4th embodiment illustrates.As shown in figure 12, the 4th The hollow structure object 111 of embodiment is made of three sections in the connecting elements 103 and four tabular components 104 of I shape.In Hollow structure object 111 is formed with hollow portion M, M of rectangular in cross-section in a manner of clipping the connecting elements 103 in center.
In the manufacturing method of the hollow structure object of the 4th embodiment, docking process and friction-stir process are carried out. In the docking process of 4th embodiment, with main points same as the third embodiment, it is in the connection structure of I shape to make three sections Part 103 is docked with each end face of four tabular components.Thereby, be formed with docking section J121, J122, J123, J124, J125, J126, J127 and J128.After so that each end face is docked, using the stationary fixture (not shown) including member to undertake and pressing member, Being clamped and being constrained to each component can not move.
In the friction-stir process of the 4th embodiment, with the friction-stir work of the first step with first embodiment The identical main points of sequence carry out friction-stir engagement using double-shaft shoulder tool 31 to each docking section J121~J128.
By the manufacturing method of the hollow structure object of the 4th embodiment discussed above, it can also play and implement with first The roughly the same effect of mode.According to the manufacturing method of the hollow structure object of the 4th embodiment, can be readily formed including cutting The hollow structure object 111 of rectangular hollow portion M, M in face.In addition, be in the connecting elements 103 of I shape by using three sections, So as to form hollow structure object 111 by less component count.
In addition, in the fourth embodiment, connecting elements 103 can also be by such as section in a pair of of connection structure of T-shaped Part is constituted.In addition it is also possible to omit tabular component 104, directly three connecting elements 103 are engaged with each other, include cutting to be formed The hollow structure object of two rectangular hollow portions M, M of face.
According to first embodiment to the manufacturing method of the hollow structure object of the 4th embodiment, so as to use section to be in T-shaped, section, at least any one connecting elements in the connecting elements of I shape, are easy in L-shaped, section in U-shaped and section Ground forms the hollow structure object for the hollow portion for including rectangular in cross-section.In addition, by as needed, tabular component is connected, from And the size of hollow structure object can be suitably changed.
(the 5th embodiment)
Then, the manufacturing method of the hollow structure object of fifth embodiment of the invention and hollow structure object is illustrated.Such as figure Shown in 13, hollow structure object (double face slab) 1A of the 5th embodiment by multiple connecting elements 19 and multiple tabular components 46~ 48 are constituted.Hollow structure object 1A includes multiple hollow portion M1 in section (isosceles triangle) triangular in shape.Adjacent hollow portion M1, It is reverse that M1 is formed as upper and lower directions.
As shown in figure 14, connecting elements 19 is made of extended portion 19b, 19c of base portion 19a and a pair of plate-shaped, wherein Above-mentioned base portion 19a is plate-like, and above-mentioned a pair of extended portion 19b, 19c is obliquely extended from a side of base portion 19a. Connecting elements 19 is the extrudate formed by extrusion forming.
In the manufacturing method of the hollow structure object of the 5th embodiment, the first step, the second step, the third step are carried out And the fourth step.The first step of 5th embodiment is to engage the connecting elements 19 for being configured at downside with tabular component 46 Process.In the first step of the 5th embodiment, docking process and friction-stir process are carried out.
As shown in figure 15, in the docking process of the first step of the 5th embodiment, make the base portion 19a of connecting elements 19 End face 19d docked with the end face 46b of tabular component 46.Thereby, it is formed with docking section J21.In addition, making the base of connecting elements 19 The end face 19e of portion 19a is docked with the end face 46a of tabular component 46.Thereby, it is formed with docking section J22.
In the friction-stir process of the first step of the 5th embodiment, with the first step with first embodiment The identical main points of friction-stir process carry out friction-stir engagement using double-shaft shoulder tool 31 to each docking section J21, J22.
The second step of 5th embodiment is the work for engaging the connecting elements 19 for being configured at downside with tabular component 47 Sequence.In the second step of the 5th embodiment, docking process and friction-stir process are carried out.In the docking process of the second step In, the end face 19f for making the extended portion 19b of connecting elements 19 is docked with the end face 47a of tabular component 47.Thereby, it is formed with Docking section J23.In addition, in the docking process of the second step of the 5th embodiment, make the extended portion of connecting elements 19 The end face 19g of 19c is docked with the end face 47a of tabular component 47.Thereby, it is formed with docking section J24.
In the friction-stir process of the second step of the 5th embodiment, with the first step with first embodiment The identical main points of friction-stir process carry out friction-stir engagement using double-shaft shoulder tool 31 to each docking section J23, J24.
As shown in figure 16, the third step of the 5th embodiment is by connecting elements 19 and tabular component on the upside of being configured at The process of 47 engagements.In the third step of the 5th embodiment, docking process and friction-stir process are carried out.In the third step Docking process in, the end face 19f for making the extended portion 19b of connecting elements 19 is docked with the end face 47b of tabular component 47.By This, is formed with docking section J25.In addition, in the docking process of the third step, make the extended portion 19c's of connecting elements 19 End face 19g is docked with the end face 47b of tabular component 47.Thereby, it is formed with docking section J26.
In the friction-stir process of the third step of the 5th embodiment, with the first step with first embodiment The identical main points of friction-stir process carry out friction-stir engagement using double-shaft shoulder tool 31 to each docking section J25, J26.
The fourth step of 5th embodiment is the work for engaging the connecting elements 19 for being configured at upside with tabular component 48 Sequence.In the fourth step of the 5th embodiment, docking process and friction-stir process are carried out.In the docking process of the fourth step In, the end face 19d for making the base portion 19a of connecting elements 19 is docked with the end face 48a of tabular component 48.Thereby, it is formed with docking section J27.In addition, in the docking process of the fourth step, make the end face 19e and tabular component 48 of the base portion 19a of connecting elements 19 End face 48b is docked.Thereby, it is formed with docking section J28.After so that each end face is docked, using stationary fixture (not shown) to each structure Part is clamped and is constrained to and can not be moved.
In the friction-stir process of the fourth step of the 5th embodiment, with the first step with first embodiment The identical main points of friction-stir process carry out friction-stir engagement using double-shaft shoulder tool 31 to each docking section J27, J28.
By the manufacturing method of the hollow structure object of the 5th embodiment discussed above, it can also play and implement with first The roughly the same effect of mode.According to the manufacturing method of the hollow structure object of the 5th embodiment, so as to be readily formed packet Include hollow structure object (double face slab) 1A of section hollow portion triangular in shape.
(variation of the 5th embodiment)
Then, the manufacturing method of the hollow structure object of the variation of fifth embodiment of the invention and hollow structure object is said It is bright.As shown in figure 17, hollow structure object (double face slab) 1B of the variation of the 5th embodiment is by being configured at the multiple of downside Connecting elements 19 and multiple tabular components 46,47,48 are constituted.Hollow structure object 1B includes that section is (isosceles triangle) triangular in shape Multiple hollow portion M1.Hollow structure object 1B abuts this point in the end face 47b of tabular component 47 with the back side of tabular component 48 It is upper different from the hollow structure object 1A of the 5th embodiment.In other words, the variation of the 5th embodiment is in hollow structure object 1B Upside on this point of connecting elements 19 are not configured it is different from the 5th embodiment.
In the manufacturing method of the hollow structure object of the variation of the 5th embodiment, the first step, the second step are carried out And the third step.The first step and the second work of the first step and the second step of above-mentioned variation and above-mentioned 5th embodiment Sequence is identical, therefore, omits the description.
The third step of the variation of 5th embodiment be by a pair of plate-shaped component 47,47 and a pair of plate-shaped component 48, The process of 48 engagements.In the third step of the variation of the 5th embodiment, docking process and friction-stir process are carried out. In the docking process of variation, the end face 48a for making tabular component 48 is docked with the end face 48b of tabular component 48.In addition, deforming In the docking process of example, the end face 47b of a pair of plate-shaped component 47 is set to be docked with each back side of tabular component 48,48, and make one Side end face 47c, 47c of tabular component 47 are abutted each other.Side end face 47c is vertical with end face 47b.Tabular component 47 is inclined by ground The back of the body plane-plane contact of end face 47b and tabular component 48 are cut into, and cuts into and is formed with side end face 47c.In pair of variation It connects in process, a pair of plate-shaped component 48 (48a, 48b) abuts each other, and a pair of plate-shaped component 47 (47c, 47c) abuts each other, a pair of Tabular component 47 (47b) is docked with a pair of plate-shaped component 48 (back side of tabular component 48), to form docking section J30.
In the friction-stir process of the variation of the 5th embodiment, using double-shaft shoulder tool 31 to each docking section J30 Carry out friction-stir engagement.In above-mentioned friction-stir process, make the flush end portion of the lower part shaft shoulder 32 of double-shaft shoulder tool 31 on one side 32c (with reference to Fig. 2) is contacted with tabular component 47,47, and the flush end portion 33c of the top shaft shoulder 33 is made to be connect with tabular component 48,48 on one side It touches, is carried out at the same time friction-stir engagement.Thereby, tabular component 47,47,48,48 is engaged.Alternatively, it is also possible to make as needed The lower part shaft shoulder 32 of double-shaft shoulder tool 31 forms smaller than the top shaft shoulder 33.
In the variation of the 5th embodiment discussed above, can also it play roughly the same with the 5th embodiment Effect.In addition, in the third step of the variation of the 5th embodiment, can once to tabular component 47,47 each other, plate structure Each other, in addition tabular component 47,48 carries out friction-stir engagement to part 48,48, so as to improve operating efficiency.In addition, above-mentioned In variation, connecting elements 19 has been used on the downside of hollow structure object 1B, but can also omit the connecting elements 19 of downside, with Mode identical with upside docks and carries out friction-stir engagement.
(sixth embodiment)
Then, the manufacturing method of the hollow structure object of sixth embodiment of the invention and hollow structure object is illustrated.Such as figure Shown in 18, the hollow structure object (double face slab) 121 of sixth embodiment includes the more of section (isosceles triangle) triangular in shape A hollow portion M1.It is reverse that adjacent hollow portion M1, M1 is formed as upper and lower directions.Hollow structure object 121 is not including tabular component It is different from the hollow structure object 1A of the 5th embodiment on this point.
In the manufacturing method of the hollow structure object of sixth embodiment, docking process and friction-stir process are carried out. In the docking process of sixth embodiment, making adjacent connecting elements 19,19, self is continuous and them is made to dock.In detail and Speech makes the end face 19d for being configured at the base portion 19a of the connecting elements 19 of downside be docked with the end face 19e of adjacent base portion 19a.By This, is formed with docking section J120.
In addition, making to be configured at the end face 19f of the extended portion 19b of the connecting elements 19 of downside and being configured at the company of upside The end face 19f of the extended portion 19b of connection member 19 is docked.Thereby, it is formed with docking section J122.Similarly, make to be configured at down The extended portion 19c of the end face 19g of the extended portion 19c of the connecting elements 19 of side and the connecting elements 19 for being configured at upside End face 19g docking.Thereby, it is formed with docking section J122.In addition, making the base portion 19a's for being configured at the connecting elements 19 of upside End face 19d is docked with the end face 19e of adjacent base portion 19a.Thereby, it is formed with docking section J121.Make on multiple connecting elements 19 It descends continuous and them is made to dock, to form multiple docking section J120, J121, J122.After so that each end face is docked, geometrical clamp is used Have (not shown), being clamped and being constrained to each component can not move.
In the friction-stir process of sixth embodiment, with the friction-stir work of the first step with first embodiment The identical main points of sequence carry out friction-stir engagement using double-shaft shoulder tool 31 to each docking section J120, J121, J122.
By the manufacturing method of the hollow structure object of sixth embodiment discussed above, it can also play and implement with first The roughly the same effect of mode.It, can be without using tabular component according to the manufacturing method of the hollow structure object of sixth embodiment In the case of connecting elements 19 is connected, it is (double-deck to be readily formed the hollow structure object including section hollow portion triangular in shape Panel) 121.
(the 7th embodiment)
Then, the manufacturing method of the hollow structure object to the 7th embodiment and hollow structure object illustrates.As shown in figure 19, The hollow structure object 1C of 7th embodiment is by multiple (four) connecting elements 51, multiple tabular components 52,53,55,56 and two A corner member 54 is constituted.Hollow structure object 1C includes multiple hollow portion M3 in section (right angled triangle) triangular in shape.By upper Under adjacent hollow portion M3, M3, be formed as rectangular in cross-section.
As shown in figure 20, connecting elements 51 is by plate-like base portion 51a, the extended portion 51b of plate and prolonging for plate It stretches setting unit 51c to constitute, wherein above-mentioned extended portion 51b extends vertically setting from a side of base portion 51a, above-mentioned Extended portion 51c is obliquely extended from a side of base portion 51a.That is, extended portion 51c is from base portion The interior angle of 51a and extended portion 51b is obliquely extended.Connecting elements 51 is by the molding extrusion pressing type of extrusion forming Material.Four connecting elements 51 shown in Figure 19 are identical shape.In the following description, by connecting elements 51A, 51B, 51C, 51D label symbol, to show difference.
In the manufacturing method of the hollow structure object of the 7th embodiment, the first step, the second step, third work are carried out Sequence, the fourth step and the 5th process.The first step of 7th embodiment is to engage connecting elements 51,51 with tabular component 52 Process.In the first step of the 7th embodiment, docking process and friction-stir process are carried out.
In the docking process of the first step of the 7th embodiment, as shown in figure 21, the extension of connecting elements 51A is made to set The end face 51g for setting portion 51c is docked with the end face 52a of tabular component 52.Thereby, it is formed with docking section J51.In addition, making connection structure The end face 51g of the extended portion 51c of part 51B is docked with the end face 52b of tabular component 52.Thereby, it is formed with docking section J52.
In the friction-stir process of the first step, with the friction-stir process phase of the first step with first embodiment Same main points carry out friction-stir engagement using double-shaft shoulder tool 31 to each docking section J51, J52.
The second step of 7th embodiment is the process for engaging connecting elements 51 with tabular component 53.Implement the 7th Docking process and friction-stir process are carried out in the second step of mode.
As shown in figure 22, in the docking process of the second step of the 7th embodiment, the extension of connecting elements 51A is made to set The end face 51f for setting portion 51b is docked with the end face 53a of tabular component 53.Thereby, it is formed with docking section J53.In addition, in the second work In the docking process of sequence, make the end face 51f of the extended portion 51b of connecting elements 51B and 53b pairs of the end face of tabular component 53 It connects.Thereby, it is formed with docking section J54.
In the friction-stir process of the second step, with the friction-stir process phase of the first step with first embodiment Same main points carry out friction-stir engagement using double-shaft shoulder tool 31 to each docking section J53, J54.
The third step of 7th embodiment be tabular component 53 is engaged with corner member 54, and by tabular component 53 with The process of connecting elements 51C engagements.In the third step of the 7th embodiment, docking process and friction-stir process are carried out. Corner member 54 is made of the base portion 54a of plate and extended portion 54b, wherein above-mentioned extended portion 54b is from base portion 54a's One side extends vertically setting.
As shown in figure 19, in the docking process of the third step of the 7th embodiment, make the end face 53b of tabular component 53 It is docked with the end face 54e of the extended portion 54b of corner member 54.Thereby, it is formed with docking section J55.In addition, in the third step It docks in process, the end face 51f of the extended portion 51b of the end face 53a and connecting elements 51C of tabular component 53 is made to dock.By This, is formed with docking section J56.After so that each end face is docked, using stationary fixture (not shown), clamping and about is carried out to each component Beam is at can not move.
In the friction-stir process of the third step, with the friction-stir process phase of the first step with first embodiment Same main points carry out friction-stir engagement using double-shaft shoulder tool 31 to each docking section J55, J56.
The fourth step of 7th embodiment is the process for engaging connecting elements 51A, 51C with tabular component 55. In the fourth step of seven embodiments, docking process and friction-stir process are carried out.
As shown in figure 23, in the docking process of the fourth step of the 7th embodiment, make the end face 55a of tabular component 55 It is docked with the end face 51d of the base portion 51a of connecting elements 51A.Thereby, it is formed with docking section J57.In addition, in pair of the fourth step It connects in process, the end face 51e of the base portion 51a of the end face 55b and connecting elements 51C of tabular component 55 is made to dock.Thereby, it is formed with Docking section J58.
In the friction-stir process of the fourth step of the 7th embodiment, with the first step with first embodiment The identical main points of friction-stir process carry out friction-stir engagement using double-shaft shoulder tool 31 to each docking section J57, J58.
5th process of the 7th embodiment is the process for engaging connecting elements 51B, corner member 54 and tabular component 56. In the 5th process of the 7th embodiment, docking process and friction-stir process are carried out.
As shown in figure 23, in the docking process of the 5th process of the 7th embodiment, make the base portion of connecting elements 51B The end face 51d of 51a is docked with the end face 56a of tabular component 56.Thereby, it is formed with docking section J59.In addition, in the 5th process It docks in process, the end face 54c for making the base portion 54a of corner member 54 is docked with the end face 56b of tabular component 56.Thereby, it is formed with Docking section J60.
In the friction-stir process of the 5th process, with the friction-stir process phase of the first step with first embodiment Same main points carry out friction-stir engagement using double-shaft shoulder tool 31 to each docking section J59, J60.As shown in figure 23, first The hollow structure object for including two hollow portions M3, M3 is formed in process to the 5th process, but by above-mentioned hollow structure object Right side be repeated with the first step to the roughly the same process of the 5th process, to be formed with hollow structure shown in Figure 19 Object 1C.
By the manufacturing method of the hollow structure object of the 7th embodiment discussed above, it can also play and implement with first The roughly the same effect of mode.Can also be as the hollow structure object 1C of the 7th embodiment, it will by connecting elements 51,51 The tabular component 52 being obliquely arranged in hollow structure object 1C connects, and uses corner member 54,54.
(the 8th embodiment)
Then, the manufacturing method of the hollow structure object to the 8th embodiment and hollow structure object illustrates.As shown in figure 24, The hollow structure object 131 of 8th embodiment is made of 132,133 the two connecting elements of connecting elements.Hollow structure object 131 Include multiple hollow portion M3 of section (right angled triangle) triangular in shape.By neighbouring hollow portion M3, M3, be formed as cutting Face is rectangular.
Connecting elements 132 by plate-like base portion 132a, the extended portion 132b of plate, plate extended portion The 132c and extended portion 132d of plate is constituted, wherein the one end of above-mentioned extended portion 132b from base portion 132a are opposite Setting is extended vertically in base portion 132a, above-mentioned extended portion 132c is extended vertically from another side relative to base portion 132a Setting, above-mentioned extended portion 132d are obliquely extended between base portion 132a and extended portion 132b.Connecting elements 132 be by the molding extrudate of extrusion forming.
Connecting elements 133 is formed by shape identical with connecting elements 132.Connecting elements 133 is by plate-like base portion The extended portion 133d compositions of 133a, the extended portion 133b of plate, the extended portion 133c of plate and plate, In, above-mentioned extended portion 133b extends vertically setting, above-mentioned extension from the one end of base portion 133a relative to base portion 133a Setting unit 133c extends vertically setting from another side relative to base portion 133a, and above-mentioned extended portion 133d is from being extended It is obliquely extended between portion 133b and base portion 133a.Connecting elements 133 is by the molding extrudate of extrusion forming.
In the manufacturing method of the hollow structure object of the 8th embodiment, docking process and friction-stir process are carried out. In the docking process of 8th embodiment, connecting elements 132 is made to be docked with each end face of connecting elements 133.Specifically, make to prolong The end face 132e for stretching setting unit 132b is docked with the end face 133e of connecting elements 133.Thereby, it is formed with docking section J131.In addition, The end face 133f of the end face 132f and extended portion 133b of extended portion 132c is set to dock.Thereby, it is formed with docking section J132.In addition, the end face 133g of the end face 132g and extended portion 133d of extended portion 132d is made to dock.Thereby, it is formed There is docking section J133.After so that each end face is docked, using stationary fixture (not shown), each component is clamped and is constrained to nothing Method moves.
In the friction-stir process of the 8th embodiment, with the friction-stir work of the first step with first embodiment The identical main points of sequence carry out friction-stir engagement using double-shaft shoulder tool 31 to each docking section J131, J132, J133.
By the manufacturing method of the hollow structure object of the 8th embodiment discussed above, it can also play and implement with first The roughly the same effect of mode.According to the manufacturing method of the hollow structure object of the 8th embodiment, can be readily formed including cutting The hollow structure object 131 of face hollow portion M3, M3 triangular in shape.In addition, according to the system of the hollow structure object of the 8th embodiment Method is made, hollow structure object 131 can be formed by less component count.
(the 9th embodiment)
Then, the manufacturing method of the hollow structure object to the 9th embodiment and hollow structure object illustrates.As shown in figure 25, The hollow structure object 141 of 9th embodiment is by the connecting elements that two connecting elements 142,142, two sections are in L-shaped 143,143 and tabular component 144 constitute.
Connecting elements 142 by plate base portion 142a, the extended portion 142b of plate and the extended portion of plate 142c is constituted, wherein above-mentioned extended portion 142b extends vertically setting, above-mentioned extended portion relative to base portion 142a 142c is obliquely extended between base portion 142a and extended portion 142b.Connecting elements 142 is by extrusion forming Molding extrudate.Connecting elements 143 is made of the base portion 143a of plate and extended portion 143b, wherein above-mentioned to prolong It stretches setting unit 143b and extends vertically setting relative to base portion 143a.Connecting elements 143 is molding crowded by extrusion forming Die mould material.
In the manufacturing method of the hollow structure object of the 9th embodiment, docking process and friction-stir process are carried out. It docks in process, makes connecting elements 142,142, each end face docking of connecting elements 143,143 and tabular component 144.In detail and Speech makes the end face of the base portion 143a of the end face 142d of the base portion 142a of the connecting elements 142 of downside and the connecting elements 143 of downside 143c is docked.Thereby, it is formed with docking section J141.
In addition, making the connecting elements 143 of the end face 142f and upside of the extended portion 142b of the connecting elements 142 of downside Extended portion 143b end face 143d docking.Thereby, it is formed with docking section J142.In addition, making the connecting elements 142 of downside The end face 142e of extended portion 142c docked with the end face 144a of tabular component 144.Thereby, it is formed with docking section J143. Finally, the connecting elements 142 of upside is made to dock, to form docking section J141, J142, J143.After so that each end face is docked, use Stationary fixture (not shown) including member to undertake and pressing member, being clamped and being constrained to each component can not move.
In the friction-stir process of the 9th embodiment, with the friction-stir work of the first step with first embodiment The identical main points of sequence rub to each docking section J141, J141, J142, J142, J143, J143 using double-shaft shoulder tool 31 Stirring engagement.
By the manufacturing method of the hollow structure object of the 9th embodiment discussed above, it can also play and implement with first The roughly the same effect of mode.According to the manufacturing method of the hollow structure object of the 9th embodiment, can be readily formed including cutting The hollow structure object 141 of face hollow portion M3, M3 triangular in shape.
(the tenth embodiment)
Then, the manufacturing method of the hollow structure object to the tenth embodiment and hollow structure object illustrates.As shown in figure 26, The hollow structure object 151 of tenth embodiment is made of two connecting elements 152,152 and three tabular components 153.
Connecting elements 152 by the base portion 152a of plate, the extended portion 152b of plate, plate extended portion 152c It being constituted with the extended portion 152d of plate, wherein above-mentioned extended portion 152b is extended from one end of base portion 152a, on It states extended portion 152c to be extended from the other end, above-mentioned extended portion 152d is from base portion 152a and extended portion 152c Between be obliquely extended.Connecting elements 152 is by the molding extrudate of extrusion forming.
In the manufacturing method of the hollow structure object of the tenth embodiment, docking process and friction-stir process are carried out.It is right It is the process for making two connecting elements 152 be docked with three tabular components 153 to connect process.Specifically, make the connection structure on right side The end face 152e of the extended portion 152b of part 152 is docked with the end face 153b of tabular component 153.Thereby, it is formed with docking section J151.In addition, making the end face of the end face 152f and tabular component 153 of the extended portion 152c of the connecting elements 152 on right side 153b is docked.Thereby, it is formed with docking section J152.
In addition, making the end face of the end face 152g and tabular component 153 of the extended portion 152d of the connecting elements 152 on right side 153b is docked.Thereby, it is formed with docking section J153.Similarly, make connecting elements 152 and three tabular components 153 in left side right It connects, to form docking section J151, J152, J153.After so that each end face is docked, consolidating including member to undertake and pressing member is used Clamp has (not shown), and being clamped and being constrained to each component can not move.
In the friction-stir process of the tenth embodiment, with the friction-stir work of the first step with first embodiment The identical main points of sequence carry out friction-stir engagement using double-shaft shoulder tool 31 to each docking section J151, J152, J153.
By the manufacturing method of the hollow structure object of the tenth embodiment discussed above, it can also play and implement with first The roughly the same effect of mode.According to the manufacturing method of the hollow structure object of the tenth embodiment, can be readily formed including cutting The hollow structure object 151 of face hollow portion M3, M3 triangular in shape.
According to the manufacturing method of the 5th embodiment to the hollow structure object of the tenth embodiment, it is in K words that can use section Shape, section are readily formed in connecting elements such as T-shaped including the hollow of section hollow portion triangular in shape in L-shaped, section Works.In addition, by the way that tabular component is connected as needed, so as to suitably change the size of hollow structure object.In addition, It can also be as connecting elements 132,133,152, using two corners for further including composition hollow structure object and obliquely The component of extended extended portion, to form hollow structure object.
(the 11st embodiment)
In the joint method of the 11st embodiment, as shown in figure 27, connecting elements 61 is engaged with six tabular components 71. Connecting elements 61 by plate base portion 61a, a pair of of extended portion 61b, 61c of plate and a pair of of extended portion of plate 61d, 61e are constituted, wherein and above-mentioned a pair of extended portion 61b, 61c is obliquely extended from a side of base portion 61a, Above-mentioned a pair of extended portion 61d, 61e is obliquely extended from another side.Connecting elements 61 is formed as seeing in main view It is radial when examining.Connecting elements 61 is by the molding extrudate of extrusion forming.
In the joint method of the 11st embodiment, the first step and the second step are carried out.The first step is by base portion The process that 61a is engaged with tabular component 71,71.In the first step of the 11st embodiment, docking process and friction are carried out Agitating procedure.In the docking process of the first step, the end face 61f for making base portion 61a is docked with the end face 71a of tabular component 71. In addition, the end face 61i of base portion 61a is made to be docked with the end face 71a of tabular component 71.Thereby, be respectively formed with docking section J71, J72。
In the friction-stir process of the first step, with the friction-stir process phase of the first step with first embodiment Same main points carry out friction-stir engagement using double-shaft shoulder tool 31 to each docking section J71, J72.
The second step of 11st embodiment is to meet extended portion 61b, 61c, 61d, 61e and each tabular component 71 The process of conjunction.In the second step of the 11st embodiment, docking process and friction-stir process are carried out.In the second step It docks in process, the end face 61g for making extended portion 61b is docked with the end face 71a of tabular component 71.Thereby, it is formed with docking Portion J73.By identical step, it is respectively formed docking section J74, J75, J76.
In the friction-stir process of the second step of the 11st embodiment, with the first step with first embodiment The identical main points of friction-stir process, using double-shaft shoulder tool 31 to each docking section J73~J76 carry out friction-stir engagement.
According to the joint method of the 11st embodiment discussed above, three will can easily can be connected with plate The connecting elements 61 of component is engaged with multiple tabular components.
(variation of the 11st embodiment)
Then, the joint method of the variation of the 11st embodiment is illustrated.In the variation of the 11st embodiment In, as shown in figure 28, connecting elements 15A is engaged with tabular component 24,26,27A.In the variation of the 11st embodiment In joint method, docking process and friction-stir process are carried out.
Connecting elements 15A is made of plate-like base portion 15a and extended portion 15b, wherein above-mentioned extended portion 15b extends vertically setting from base portion 15a.The plate thickness size of the plate thickness size ratio end face 15e of the end face 15d of base portion 15a is small. That is the end face sides 15d in base portion 15a are tapered into towards front end.The end face 27Aa of tabular component 27A be and end The identical plate thickness sizes of face 15d.It is docked by the end face 27Aa of the end face 15d and tabular component 27A of base portion 15a, to be formed Docking section J3A.
In the friction-stir process of the joint method of the variation of the 11st embodiment, with first embodiment The identical main points of friction-stir process of the first step rub to each docking section J2, J4, J3A using double-shaft shoulder tool 31 Stirring engagement.In the case where carrying out friction-stir engagement to docking section J3A, it may be desirable to, reduce double-shaft shoulder tool 31 The distance between the shaft shoulder, and carry out friction-stir engagement in such a way that flush end portion 32c, 33c enter docking section J3A.
Can also the 11st embodiment as described above variation joint method it is such, make connecting elements The plate thickness of end (end face) in 15A is smaller than the plate thickness of the end at other positions (thin).In other words, can also base portion 15a two The plate thickness of a end and any one end in the end of extended portion 15b be formed as with two ends of base portion 15a and The plate thickness of other ends in the end of extended portion 15b is different.Thereby, the degree of freedom of design can be improved.For example, it is also possible to The connecting elements 15 of hollow structure object 1 shown in FIG. 1 and tabular component 27 are replaced with into connecting elements 15A and tabular component 27A. Thereby, the plate thickness of the part in the tabular component of composition hollow structure object can be made thinning.In addition, in the 11st embodiment and In the variation of 11st embodiment, pair cross-section is radial or the connecting elements of T-shaped is illustrated, but as long as engagement The connecting elements energy pair cross-section of method is in I shape, section in K shape or section at least three plates such as crosswises (cross-like) Component is attached.
(the 12nd embodiment)
With reference to attached drawing, the manufacturing method of hollow structure object and hollow structure object to twelveth embodiment of the invention carries out in detail Explanation.As shown in figure 29, the hollow structure object 201 of present embodiment is the metal for a hollow portion M for including rectangular in cross-section The works of system.In addition, the arrow mark of " upper and lower ", " left and right ", " front and back " in following explanation in accordance with Figure 29.It is " upper and lower ", " left The right side ", " front and back " do not limit the direction of the present invention.
Hollow structure object 201 is by four connecting elements (metal component), 211~214, four tabular components (metal component) 221~224 docking with the rectangular hollow portion M of Formation cross-section, and are engaged by friction-stir to integrally formed.That is, hollow Works 201 is formed in a manner of combining multiple metal components.Each position of the plate of connecting elements 211~214 and plate The plate thickness size of component 221~224 is roughly the same.
Connecting elements 211 is the extrudate that section is in L-shaped.Connecting elements 211 is formed by the metal of energy friction-stir, It is made of aluminum alloy in the present embodiment.Connecting elements 211 is by the base portion 211a of plate and the extended portion 211b of plate It constitutes, wherein above-mentioned extended portion 211b is extended from the end vertical of base portion 211a.Connecting elements 212~214 is Shape identical with connecting elements 211.Connecting elements 212~214 is also respectively by base portion (212a in the same manner as connecting elements 211 ~214a) and extended portion (212b~214b) composition.Connecting elements 211~214 is can be by two tabular component connections Shape.
Tabular component 221~224 is formed by the metal of energy friction-stir, and plate-like.In the present embodiment, plate structure Part 221~224 is formed by material identical with connecting elements 211.Tabular component 221 is disposed in connecting elements 211 and connect structure Between part 212.Tabular component 222 is disposed between connecting elements 211 and connecting elements 213.Tabular component 223 is disposed in connection Between component 212 and connecting elements 214.Tabular component 224 is disposed between connecting elements 213 and connecting elements 214.
Then, the manufacturing method of the hollow structure object of present embodiment is illustrated.As shown in figure 30, in this embodiment party In the manufacturing method of the hollow structure object of formula, use double-shaft shoulder tool 31 (also referring to Fig. 2).
In the manufacturing method of hollow structure object, the first step, the second step, the third step and the fourth step are carried out.Such as Shown in Figure 30, the first step of present embodiment is the process for engaging connecting elements 211,213 with tabular component 222.Change speech It, is the process to form U-shaped component 241.In the first step of present embodiment, docking process and friction-stir work are carried out Sequence.
The stationary fixture used in the first step is made of member to undertake H, intermediate member NA, NB and pressing member P.It accepts Component H is the metal component that section is in L-shaped, and pallet T is fixed in a manner of irremovable.Intermediate member NA is that section is in L The component of shape is disposed between member to undertake H and connecting elements 211.Intermediate member NA is by basic courses department N1 and from basic courses department N1 The rising portions N2 of standing is constituted.It is equipped with the clamping plate that connecting elements 211 is fixed in the end face of the rising portions N2 of intermediate member N K。
Intermediate member NB is the component that section is in L-shaped, is disposed between pressing member P and connecting elements 213.Intermediate structure Part NB is made of basic courses department N1 and the rising portions N2 erected from basic courses department N1.It is equipped in the end face of the rising portions N2 of intermediate member N The clamping plate K that connecting elements 213 is fixed.The plate thickness of basic courses department N1 is bigger than the height dimension of the lower part shaft shoulder 32, so that twin shaft Shoulder tool 31 can relatively move.
Pressing member P is fixed on pallet T at the position opposite with member to undertake H.Pressing member P is, for example, vice, It is the component for applying pressing force towards the directions member to undertake H.The long side direction of intermediate member NB is provided with multiple pressing members P.By the way that intermediate member NA, NB is arranged, so as to prevent the damage of connecting elements 211,213.Alternatively, it is also possible to omit intermediate structure Part NA, NB.
In the docking process of the first step, connecting elements 211 is set to be docked with tabular component 222, and make connecting elements 213 dock with tabular component 222.More specifically, make the end face 211d and plate of the extended portion 211b of connecting elements 211 The end face 222a of component 222 is docked, to form docking section J211, and make the extended portion 213b of connecting elements 213 End face 213d is docked with the end face 222b of tabular component 222, to form docking section J212.In addition, making connecting elements 211 in Between component NA abut, and connecting elements 213 is made to be abutted with intermediate member NB.In addition, pressing force is applied by pressing member P, Connecting elements 211,213 and tabular component 222 to be constrained to and can not move.
In the friction-stir process of the first step, using double-shaft shoulder tool 31 to right in a manner of drawing along the longitudinal direction Socket part J211 carries out friction-stir engagement.Plate thickness and plate structure of the length (distance between the shaft shoulder) than extended portion 211b of pin 34 The plate thickness of part 222 is slightly smaller.In friction-stir process, make flush end portion 32c, 33c (with reference to Fig. 2) slightly into docking section J211, It is carried out at the same time friction-stir engagement.Plastification region W is formed on the motion track of double-shaft shoulder tool 31.In addition, first In the friction-stir process of process, with main points identical with docking section J211, friction-stir engagement is also carried out to docking section J212.
As shown in figure 29, the second step of present embodiment engages connecting elements 212,214 with tabular component 223 Process.In other words, it is the process to form U-shaped component 242.In the second step of present embodiment, carry out docking process and Friction-stir process.The second step of present embodiment forms U-shaped component 242 with main points identical with the first step.
The third step and the fourth step of present embodiment carry out side by side.As shown in figure 31, the third work of present embodiment Sequence is the process for engaging connecting elements 213,214 with tabular component 224.In other words, it is by U-shaped component 241,242 and plate The process that shape component 224 engages.The fourth step of present embodiment is to engage connecting elements 211,212 with tabular component 221 Process.In other words, it is the process for engaging U-shaped component 241,242 with tabular component 221.
The fixture used in the third step and the fourth step of present embodiment use member to undertake H, pressing member P, in Between component QA, QB.The end face of intermediate member QA, QB are respectively formed with clamping plate K, K.Intermediate member QA is to be disposed in pressing member P With the tabular component between U-shaped component 241.Intermediate member QB is disposed between member to undertake H and U-shaped component 242 Component.By using intermediate member QA, QB, so as to prevent the damage of U-shaped component 241,242.
Carry out docking process and friction-stir process respectively in the third step and the fourth step of present embodiment. In the docking process of three processes, make the end face 213c of the base portion 213a of connecting elements 213 and 224b pairs of the end face of tabular component 224 It connects.Thereby, it is formed with docking section J217.In addition, in the docking process of the third step, make the base portion 214a of connecting elements 214 End face 214c docked with the end face 224a of tabular component 224.Thereby, it is formed with docking section J218.In addition, in the third step It docks in process, component 213,214 is respectively fixedly connected with by clamping plate K, K, while pressing force is applied by pressing member P, with U-shaped component 241,242 and tabular component 224 are constrained to and can not be moved.
In addition, in the docking process of the third step of present embodiment, the 4th work of present embodiment is also carried out side by side The docking process of sequence.In the docking process of the fourth step, as shown in figure 31, make the end face of the base portion 211a of connecting elements 211 211c is docked with the end face 221b of tabular component 221.Thereby, it is formed with docking section J215.In addition, in the docking work of the fourth step In sequence, the end face 212c for making the base portion 212a of connecting elements 212 is docked with the end face 221a of tabular component 221.Thereby, it is formed with Docking section J216.
In the friction-stir process of the third step, with main points identical with the friction-stir process of the first step, use Double-shaft shoulder tool 31 carries out friction-stir engagement to docking section J217, J218 respectively.In the friction-stir process knot of the third step Shu Hou, temporarily releases the pressing of pressing member P, and will be overturned by jointing metal component, and will be by again by stationary fixture Jointing metal component, which is constrained to, to be moved.In addition, in the friction-stir process of the fourth step, with the friction with the first step The identical main points of agitating procedure carry out friction-stir engagement to docking section J215, J216 respectively using double-shaft shoulder tool 31.Pass through The above process forms the hollow structure object 201 of Figure 29.
According to the manufacturing method of the hollow structure object of present embodiment discussed above, by using double-shaft shoulder tool 31, therefore it can hold so as to once carry out friction-stir engagement to the overall lengths of each docking section J211~J218 in the height direction It changes places and produces hollow structure object 201.In addition, connecting elements 211~214 is extrudate, therefore, can be easily manufactured by Long hollow structure object 201 in the direction of extrusion.
In addition, it may be desirable to, in friction-stir process, it will connected respectively by pressing member P and member to undertake H In the state that connection member 211~214 and tabular component 221~224 are clamped, friction-stir engagement is carried out.Thereby, in friction-stir In process, the cracking of each docking section can be prevented.
More than, twelveth embodiment of the invention is illustrated, but can be in the range for the purport for not departing from the present invention It is interior to be suitably designed change.For example, as shown in figure 30, back side fitting S can also be used when carrying out friction-stir process. By using back side fitting S, so as to steadily carry out friction-stir process.In addition, the manufacturer of above-mentioned hollow structure object Method is only an example, and is not limited the invention.
(the 13rd embodiment)
Then, the manufacturing method of the hollow structure object of thirteenth embodiment of the invention and hollow structure object is illustrated.Such as Shown in Figure 32, the hollow structure object 201A of present embodiment on this point of being integrally formed in the connecting elements 251,252 of U-shaped It is different from the 12nd embodiment.Hollow structure object 201A in a manner of the rectangular hollow portion M of Formation cross-section making two Connecting elements 251,252 is docked with two tabular components 253,254, and is engaged and be integrally formed by friction-stir.Connecting elements 251, the plate thickness size of each position of 252 plate and tabular component 253,254 is essentially identical.
Connecting elements 251 is the extrudate that section is in U-shaped.Connecting elements 251 is formed by the metal of energy friction-stir, It is made of aluminum alloy in the present embodiment.Connecting elements 251 by plate base portion 251a and plate extended portion 251b, 251c is constituted, wherein above-mentioned extended portion 251b, 251c are extended from the two of base portion 251a end verticals respectively. Connecting elements 252 is shape identical with connecting elements 251.Connecting elements 252 is also respectively by base in the same manner as connecting elements 251 Portion 252a and extended portion 252b, 252c are constituted.Connecting elements 251,252 is the shape that can connect two tabular components.
Then, the manufacturing method of the hollow structure object of thirteenth embodiment of the invention is illustrated.In this embodiment party In the manufacturing method of the hollow structure object of formula, the first step and the second step are carried out.The first step and the second step are carried out side by side.
As shown in figure 33, the first step of present embodiment engages connecting elements 251,252 with tabular component 254 Process.The second step of present embodiment is the process for engaging connecting elements 251,252 with tabular component 253.
The fixture used in the first step and the second step of present embodiment use member to undertake H, pressing member P and in Between component QA, QB.It is respectively formed with clamping plate K, K in the end face of intermediate member QA, QB.Intermediate member QA is to be disposed in pressing member Tabular component between P and connecting elements 251.Intermediate member QB is the structure being disposed between member to undertake H and connecting elements 252 Part.By using intermediate member QA, QB, so as to prevent the damage of connecting elements 251,252.
In the first step and the second step of present embodiment, docking process and friction-stir process are carried out respectively. In the docking process of the first step, make the end of the end face 251e and tabular component 254 of the extended portion 251c of connecting elements 251 Face 254b is docked.Thereby, it is formed with docking section J223.In addition, in the docking process of the first step, make connecting elements 252 The end face 252e of extended portion 252c is docked with the end face 254a of tabular component 254.Thereby, it is formed with docking section J224.This Outside, in the docking process of the first step, component 251,252 is respectively fixedly connected with by clamping plate K, K on one side, passes through pressing on one side Component P applies pressing force, and connecting elements 251,252 and tabular component 254 are constrained to and can not be moved.
In addition, in the docking process of the first step of present embodiment, the second work of present embodiment is also carried out side by side The docking process of sequence.In the docking process of the second step, as shown in figure 33, make the extended 251b's of connecting elements 251 End face 251d is docked with the end face 253b of tabular component 253.Thereby, it is formed with docking section J221.In addition, in pair of the second step It connects in process, the end face 252d for making the extended portion 252b of connecting elements 252 is docked with the end face 253a of tabular component 253. Thereby, it is formed with docking section J222.
In the friction-stir process of the first step of present embodiment, with the first step with the 12nd embodiment The identical main points of friction-stir process respectively rub to each docking section J223, J224 using double-shaft shoulder tool 31 (with reference to Fig. 2) Wipe stirring engagement.After the friction-stir process of the first step, the pressing of pressing member P is temporarily released, and will be engaged Metal component is reverse, and will be constrained to and can not move by jointing metal component again by stationary fixture.In addition, in the second work In the friction-stir process of sequence, with main points identical with the friction-stir process of the first step, distinguished using double-shaft shoulder tool 31 Friction-stir engagement is carried out to docking section J221, J222.By the above process, the hollow structure object 201A of Figure 32 is formed.
According to the manufacturing method of the hollow structure object of present embodiment discussed above, by using double-shaft shoulder tool 31, therefore it can hold so as to once carry out friction-stir engagement to the overall lengths of each docking section J221~J224 in the height direction It changes places and produces hollow structure object 201A.In addition, connecting elements 251,252 is extrudate, therefore, can be easily manufactured by Long hollow structure object 201A in the direction of extrusion.In addition, by using connecting elements 251,252, so as to less component Number form is at hollow structure object 201A.
More than, hollow structure object and hollow structure object to twelveth embodiment of the invention and the 13rd embodiment Manufacturing method is illustrated, but can suitably be designed change without departing from the spirit and scope of the invention.For example, also may be used To be in the only a pair of connecting elements of U-shaped by section, the hollow structure object for the hollow portion for including a rectangular in cross-section is formed. In addition it is also possible to by a section be in the connecting elements of L-shaped in the connecting elements of U-shaped and a pair cross-section, formation includes The hollow structure object of the hollow portion of one rectangular in cross-section.
That is, the connecting elements (metal component), section that section is a substantially U-shaped can also be used in substantially L words In the connecting elements (metal component) of shape at least any one and make a combination thereof, with formed include in a rectangular in cross-section The hollow structure object of another embodiment in empty portion.In addition it is also possible to connecting elements (the metal being a substantially U-shaped using section Component), section is at least any one and tabular component (the metal structure in the substantially connecting elements (metal component) of L-shaped Part), and them is made to combine, to form the hollow structure object of a further embodiment for the hollow portion for including a rectangular in cross-section.
(the 14th embodiment)
Then, the manufacturing method of the hollow structure object of fourteenth embodiment of the invention and hollow structure object is illustrated.Such as Shown in Figure 34, the hollow structure object 201B of the 14th embodiment formed there are two hollow portion M, M of rectangular in cross-section this Point, it is on this point of using connecting elements 261 of the section in I shape, different from the 12nd embodiment.Hollow structure object 201B In a manner of rectangular hollow portion M, M of Formation cross-section by two connecting elements 251,252, four tabular components 253,253, 254,254, connecting elements 261 docks, and is engaged by friction-stir integrally formed.The plate of connecting elements 251,252,261 Each position and tabular component 253,254 plate thickness size it is essentially identical.
Connecting elements 251,252 and tabular component 253,254 are identical as the 13rd embodiment, and therefore, the description thereof will be omitted. Connecting elements (metal component) 261 is the extrudate that section is in I shape.Connecting elements 261 by can friction-stir metal shape At being made of aluminum alloy in the present embodiment.Connecting elements 261 is by the base portion 261a of plate and the extended portion of plate 261b, 261c are constituted, wherein above-mentioned extended portion 261b, 261c are respectively from two ends of base portion 261a towards width direction Both sides are extended.Connecting elements 261 is the shape that can connect four tabular components.Connecting elements 261 is arranged to will be adjacent Hollow portion M, M separate.
In the manufacturing method of the hollow structure object of present embodiment, carry out the first step, the second step, the third step and The fourth step.The first step and the second step are carried out side by side.
As shown in figure 34, the first step of present embodiment is by connecting elements 251, tabular component 254 and connecting elements The process of 261 engagements.The second step of present embodiment is to connect connecting elements 251, tabular component 253 and connecting elements 261 The process of conjunction.
As shown in figure 35, the fixture used in the first step and the second step of present embodiment uses member to undertake H, presses Press component P and intermediate member QA and intermediate member RA.It is respectively formed with clamping plate K in the end of intermediate member QA, RA.Intermediate member QA is the component being disposed between pressing member P and connecting elements 251.Intermediate member RA is to be disposed in member to undertake H and connect Component between component 261.By using intermediate member QA, RA, so as to prevent the damage of connecting elements 251,261.
Intermediate member RA is by plate-like main part R1 and extension R2, R2 structure stretched out along the vertical direction from main part R1 At.The plate thickness of extension R2 is smaller than the plate thickness of main part R1, therefore, step is formed between main part R1 and extension R2 Portion.The extension elongation of extension R2 is equal with the plate thickness of tabular component 253,254 and the plate thickness of extended portion 261b, 261c.
In the first step and the second step of present embodiment, docking process and friction-stir process are carried out respectively. In the docking process of the first step, make the end of the end face 251e and tabular component 254 of the extended portion 251c of connecting elements 251 Face 254b is docked.Thereby, it is formed with docking section J233.In addition, in the docking process of the first step, make connecting elements 261 The end face 261f of extended portion 261c is docked with the end face 254a of tabular component 254.Thereby, it is formed with docking section J234.This Outside, in the docking process of the first step, component 251,261 is respectively fixedly connected with by clamping plate K, K on one side, passes through pressing on one side Component P applies pressing force, and connecting elements 251,261 and tabular component 254 are constrained to and can not be moved.
In addition, in the docking process of the first step of present embodiment, the second work of present embodiment is also carried out side by side The docking process of sequence.As shown in figure 35, in the docking process of the second step, make the extended 251b's of connecting elements 251 End face 251d is docked with the end face 253b of tabular component 253.Thereby, it is formed with docking section J231.In addition, in pair of the second step It connects in process, the end face 261d for making the extended portion 261b of connecting elements 261 is docked with the end face 253a of tabular component 253. Thereby, it is formed with docking section J232.
In the friction-stir process of the first step of present embodiment, with the first step with the 12nd embodiment The identical main points of friction-stir process respectively rub to docking section J233, J234 using double-shaft shoulder tool 31 (with reference to Fig. 2) Wipe stirring engagement.After the friction-stir process of the first step, the pressing of pressing member P is temporarily released, and will be engaged Metal component is reverse, and will be constrained to and can not move by jointing metal component again by stationary fixture.Then, in the second work In the friction-stir process of sequence, with main points identical with the friction-stir process of the first step, distinguished using double-shaft shoulder tool 31 Friction-stir engagement is carried out to docking section J231, J232.
As shown in figure 36, the third step of present embodiment engages connecting elements 252,261 with tabular component 254 Process.The fourth step of present embodiment is the process for engaging connecting elements 252,261 with tabular component 253.This embodiment party The fixture used in the third step and the fourth step of formula uses member to undertake H, pressing member P, intermediate member QA, QB.
In the third step and the fourth step of present embodiment, docking process and friction-stir process are carried out respectively. In the docking process of the third step, make the end of the end face 261g and tabular component 254 of the extended portion 261c of connecting elements 261 Face 254b is docked.Thereby, it is formed with docking section J237.In addition, in the docking process of the third step, make connecting elements 252 The end face 252d of extended portion 252c is docked with the end face 254a of tabular component 254.Thereby, it is formed with docking section J238.This Outside, in the docking process of the third step, component 251,252 is respectively fixedly connected with by clamping plate K, K on one side, passes through pressing on one side Component P applies pressing force, and connecting elements 251,252,261 and tabular component 253,254 are constrained to and can not be moved.
In addition, in the docking process of the third step of present embodiment, the 4th work of present embodiment is also carried out side by side The docking process of sequence.In the docking process of the fourth step, as shown in figure 36, make the extended 261b's of connecting elements 261 End face 261e is docked with the end face 253b of tabular component 253.Thereby, it is formed with docking section J235.In addition, in pair of the fourth step It connects in process, the end face 252d for making the extended portion 252b of connecting elements 252 is docked with the end face 253a of tabular component 253. Thereby, it is formed with docking section J236.
In the friction-stir process of the third step of present embodiment, with the first step with the 12nd embodiment The identical main points of friction-stir process carry out friction-stir engagement to docking section J237, J238 respectively using double-shaft shoulder tool 31. After the friction-stir process of the third step, the pressing of pressing member P is temporarily released, and will be run by jointing metal component , and again by stationary fixture it will be constrained to and can not move by jointing metal component.Then, it is stirred in the friction of the fourth step It mixes in process, with main points identical with the friction-stir process of the first step, using double-shaft shoulder tool 31 respectively to docking section J235, J236 carry out friction-stir engagement.By the above process, the hollow structure object 201B of Figure 34 is formed.
According to the manufacturing method of the hollow structure object of present embodiment discussed above, by using double-shaft shoulder tool 31, therefore it can hold so as to once carry out friction-stir engagement to the overall lengths of each docking section J231~J238 in the height direction It changes places and produces hollow structure object 201B.In addition, connecting elements 251,252,261 is extrudate, therefore, can be easily manufactured Go out hollow structure object 201B long in a pressing direction.In addition, by using connecting elements 251,252,261, so as to compared with Few component count formation includes the hollow structure object 201B of multiple hollow portion M.
(the 15th embodiment)
Then, the manufacturing method of the hollow structure object of fifteenth embodiment of the invention and hollow structure object is illustrated.Such as Shown in Figure 37, the hollow structure object 201C of the 15th embodiment is in T by section in the I shape component 281 for being divided into hollow portion M, M On this point connecting elements (metal component) 271,271 of shape is formed is different from the 14th embodiment.It is real for the 15th Mode is applied, is illustrated centered on the part different from the 14th embodiment.Connecting elements 271 is that section is in T-shaped Extrudate.Connecting elements 271 is made of base portion 271a and extended portion 271b, wherein above-mentioned extended portion 271b from The central vertical of base portion 271a it is extended.Connecting elements 271 is formed by the metal of energy friction-stir, in the present embodiment It is made of aluminum alloy.
In the manufacturing method of the hollow structure object of present embodiment, first, I shape component 281 is formed.In above-mentioned operation In, carry out docking process and friction-stir process.In above-mentioned docking process, make the extended portion of a connecting elements 271 The end face 271c of 271b is docked with the end face 271c of the extended portion 271b of another connecting elements 271, to form docking Portion J241.In addition, in above-mentioned friction-stir process, with the friction-stir process phase of the first step with the 12nd embodiment Same main points carry out friction-stir engagement using double-shaft shoulder tool 31 (with reference to Fig. 2) to docking section 241.In present embodiment In the manufacturing method of hollow structure object, the process formed after the process of I shape component 281 is identical as the 14th embodiment, because This, the description thereof will be omitted.
Multiple connecting elements 271,271 can also be passed through as the manufacturing method of the hollow structure object of present embodiment Constitute the I shape component 281 being disposed between hollow portion M, M.In this way, it can also obtain and the 14th embodiment substantially phase Same effect.
More than, hollow structure object and hollow structure object to fourteenth embodiment of the invention and the 15th embodiment Manufacturing method is illustrated, but can suitably be designed change without departing from the spirit and scope of the invention.For example, also may be used Include in three or more to be formed so that multiple connecting elements 261 (with reference to Figure 35) or I shape component 281 in I shape are arranged The hollow structure object of empty portion M.
In addition, for example can also include section in substantially I shape or a pair cross-section in substantially T-shaped connecting elements (metal component), and include the connection of connecting elements (metal component) that section is a substantially U-shaped and section in substantially L-shaped In component (metal component) at least any one and make they combine, with formed include multiple hollow portions hollow structure object, Wherein, above-mentioned section in substantially I shape or a pair cross-section constitute in the connecting elements (metal component) of substantially T-shaped it is adjacent Hollow portion.
In addition, for example can also include section in substantially I shape or a pair cross-section in substantially T-shaped connecting elements (metal Component) and tabular component (metal component), and include connecting elements (metal component) that section is a substantially U-shaped and section is in Substantially in the connecting elements (metal component) of L-shaped at least any one and make they combine, with formed include multiple hollow The hollow structure object in portion, wherein above-mentioned section in substantially I shape or a pair cross-section in substantially T-shaped connecting elements (metal Component) constitute adjacent hollow portion.
(symbol description)
1 hollow structure object；
11 connecting elements；
12 connecting elements；
13 connecting elements；
14 connecting elements；
15 connecting elements；
16 connecting elements；
21 tabular components；
22 tabular components；
23 tabular components；
24 tabular components；
25 tabular components；
26 tabular components；
27 tabular components；
W plastifications region.

Claims (13)

1. a kind of manufacturing method of hollow structure object, the hollow structure object is metal, and includes the more of rectangular in cross-section A hollow portion, which is characterized in that including：
Preparatory process makes multiple tabular components of the composition hollow portion be molded, and pass through extruding in the preparation process Molding makes multiple connecting elements be molded, wherein multiple connecting elements constitute the corner of the hollow portion, and by least two Above tabular component connection；
Docking process makes each plate structure in the docking process in a manner of the hollow portion for being formed with rectangular in cross-section Part is docked with each connecting elements, to form multiple docking sections；And
Friction-stir process carries out friction to each docking section using double-shaft shoulder tool and stirs in the friction-stir process Mix engagement.
2. the manufacturing method of hollow structure object as described in claim 1, which is characterized in that
The section of the connecting elements is in any of T-shaped, L-shaped, U-shaped and I shape.
3. the manufacturing method of hollow structure object as claimed in claim 1 or 2, which is characterized in that
In the friction-stir process, by pressing member and member to undertake by the connecting elements and the tabular component Friction-stir engagement is carried out in the state of clamping, wherein the pressing member can apply pressing force, and the member to undertake is by pallet Being constrained to can not move.
4. a kind of manufacturing method of hollow structure object, the hollow structure object is metal, and includes that section is triangular in shape Multiple hollow portions, which is characterized in that including：
Preparatory process makes section be molded in the connecting elements of substantially K shape, institute by extrusion forming in the preparation process Stating connecting elements has the extended portion of plate-like base portion and a pair of plate-shaped, wherein the described of a pair of plate-shaped is extended Portion is obliquely extended from the base portion；
Process is docked, in the docking process, is made in a manner of being formed with section multiple hollow portions triangular in shape each described Connecting elements docks, to form multiple docking sections；And
Friction-stir process carries out friction to each docking section using double-shaft shoulder tool and stirs in the friction-stir process Mix engagement.
5. a kind of manufacturing method of hollow structure object, the hollow structure object is metal, and includes that section is triangular in shape Multiple hollow portions, which is characterized in that including：
Preparatory process makes section be molded in the connecting elements of substantially K shape, institute by extrusion forming in the preparation process Stating connecting elements has the extended portion of plate-like base portion and a pair of plate-shaped, and makes to be configured at the adjacent connection structure Tabular component molding between part, wherein the extended portion of a pair of plate-shaped is obliquely extended from the base portion；
Process is docked, in the docking process, is made in a manner of being formed with section multiple hollow portions triangular in shape each described Connecting elements is docked with each tabular component, to form multiple docking sections；And
Friction-stir process carries out friction to each docking section using double-shaft shoulder tool and stirs in the friction-stir process Mix engagement.
6. a kind of manufacturing method of hollow structure object, the hollow structure object is metal, and includes that section is triangular in shape Multiple hollow portions, which is characterized in that including：
Docking process makes multiple gold in the docking process in a manner of being formed with section multiple hollow portions triangular in shape Metal elements dock, to form multiple docking sections；And
Friction-stir process carries out friction to each docking section using double-shaft shoulder tool and stirs in the friction-stir process Engagement is mixed,
The metal component is made of the connecting elements of base portion and single or multiple extended portions at least with plate, and is led to Crossing extrusion forming makes the connecting elements be molded, wherein single or multiple extended portions are extended from the base portion.
7. the manufacturing method of hollow structure object as claimed in claim 6, which is characterized in that
In the docking process, tabular component is configured between the adjacent connecting elements, and passes through the connection structure Part and the tabular component form docking section,
In the friction-stir process, using the double-shaft shoulder tool, to pair of the connecting elements and the tabular component Socket part also carries out friction-stir engagement.
8. a kind of manufacturing method of hollow structure object, the hollow structure object is metal, and includes the one of rectangular in cross-section A hollow portion, which is characterized in that including：
Docking process makes multiple metals in the docking process in a manner of a hollow portion for being formed with rectangular in cross-section Component docks, to form multiple docking sections；And
Friction-stir process carries out friction to each docking section using double-shaft shoulder tool and stirs in the friction-stir process Engagement is mixed,
The metal component for constituting the hollow structure object includes the connecting elements that section is a substantially U-shaped and section in substantially In the connecting elements of L-shaped at least any one, and so that the connecting elements is molded by extrusion forming.
9. a kind of manufacturing method of hollow structure object, the hollow structure object is metal, and includes the more of rectangular in cross-section A hollow portion, which is characterized in that including：
Docking process makes multiple metals in the docking process in a manner of the multiple hollow portions for being formed with rectangular in cross-section Component docks, to form multiple docking sections；And
Friction-stir process carries out friction to each docking section using double-shaft shoulder tool and stirs in the friction-stir process Engagement is mixed,
The metal component for constituting the hollow structure object include section in substantially I shape or at pair cross-section in substantially T words The connecting elements of shape, and include connecting elements that section is a substantially U-shaped and section in the substantially connecting elements of L-shaped At least any one, and makes the connecting elements be molded by extrusion forming, wherein section in substantially I shape or pairs of section Face constitutes the adjacent hollow portion in the connecting elements of substantially T-shaped.
10. the manufacturing method of hollow structure object as claimed in claim 8 or 9, which is characterized in that
In the friction-stir process, in the state that each metal component is clamped by pressing member and member to undertake Under, carry out friction-stir engagement, wherein the pressing member can apply pressing force, and the member to undertake is constrained to nothing by pallet Method moves.
11. a kind of joint method, which is characterized in that including：
Preparatory process makes connecting elements be molded by extrusion forming in the preparation process, and make multiple tabular components at Type, wherein the connecting elements includes the extended portion of the base portion and single or multiple plates of plate, single or multiple plates The extended portion from two opposite sides of the base portion at least one party be extended；
Docking process makes the end face of the extended portion be docked with the end face of the tabular component in the docking process, To form multiple docking sections；And
Friction-stir process carries out friction to each docking section using double-shaft shoulder tool and stirs in the friction-stir process Mix engagement.
12. joint method as claimed in claim 11, which is characterized in that
The section of the connecting elements is in K shape, T-shaped, I shape, cross-like or radial.
13. the joint method as described in claim 11 or 12, which is characterized in that
The plate thickness of two ends of the base portion and any one end in the end of the extended portion is shaped to and institute Two ends for stating base portion are different with the plate thickness of other ends in the end of the extended portion.
CN201680066827.XA 2015-11-09 2016-10-12 The manufacturing method and joint method of hollow structure object Pending CN108349041A (en)

Applications Claiming Priority (7)

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JP2015219031 2015-11-09
JP2015-219031 2015-11-09
JP2016-001134 2016-01-06
JP2016001134A JP2017121641A (en) 2016-01-06 2016-01-06 Manufacturing method of hollow structure
JP2016-041703 2016-03-04
JP2016041703A JP6728783B2 (en) 2015-11-09 2016-03-04 Hollow structure manufacturing method and joining method
PCT/JP2016/080169 WO2017081973A1 (en) 2015-11-09 2016-10-12 Method for manufacturing and method for joining hollow structure

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Application publication date: 20180731