CN104114439A - Method for joining member, join structure, cargo transport vehicle, and cargo transport container - Google Patents
Method for joining member, join structure, cargo transport vehicle, and cargo transport container Download PDFInfo
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- CN104114439A CN104114439A CN201380009158.9A CN201380009158A CN104114439A CN 104114439 A CN104114439 A CN 104114439A CN 201380009158 A CN201380009158 A CN 201380009158A CN 104114439 A CN104114439 A CN 104114439A
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- recess
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- protuberance
- component
- dividing plate
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- 238000000034 method Methods 0.000 title claims abstract description 18
- 238000003466 welding Methods 0.000 claims abstract description 57
- 229910000838 Al alloy Inorganic materials 0.000 claims description 7
- 239000000463 material Substances 0.000 description 9
- 230000004888 barrier function Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 239000011324 bead Substances 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 238000005728 strengthening Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000009711 regulatory function Effects 0.000 description 1
- 238000002271 resection Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D25/00—Superstructure or monocoque structure sub-units; Parts or details thereof not otherwise provided for
- B62D25/20—Floors or bottom sub-units
- B62D25/2054—Load carrying floors for commercial vehicles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D33/00—Superstructures for load-carrying vehicles
- B62D33/04—Enclosed load compartments ; Frameworks for movable panels, tarpaulins or side curtains
- B62D33/046—Enclosed load compartments ; Frameworks for movable panels, tarpaulins or side curtains built up with flat self-supporting panels; Fixed connections between panels
Abstract
The present invention obtains high dimensional precision and secures flatness between members. The method for joining, which concatenates, welds, and joins along a planar direction a first member and second member formed into a hollow planar shape and having a plate section at both surfaces, is characterized by being provided with: an abutment step for abutting the end section (tip of a ridge (37)) of the second member (adjacent floor section (30)) to the bottom of a concave section (concave groove (38) formed at the end of the first member (floor section (30)); and a welding step for welding together the plate sections of one of the both surfaces, and then welding together the plate sections of the other surface. One of the plate sections is a thin plate section (bottom plate section (34)), and the other plate section is a thick plate section (top plate section (33)) that is thicker than the thin plate section (bottom plate section (34)), and preferably in the welding step, after welding the thin plate sections (bottom plate sections (34)) together, the thick plate sections (top plate sections (33)) are welded together.
Description
Technical field
The present invention relates to joint method, connected structure and vehicle, the portage freight container for portage of member.
Background technology
For example, as the base arrangement of trailer, in patent documentation 1, disclose and a kind ofly girder has been connected with planar sheet material broad ways and forms the structure of larger planar structure.Adopt this base arrangement, can attenuate floor piece, and realize the lightness of car body.But, in patent documentation 1, although girder and sheet material, by being welded and fixed, because of the tolerance of thermal deformation, girder or the sheet material in when welding, make width over sides of car body produce error sometimes.
Thereby, as shown in patent documentation 2, develop following structure: on a base arrangement part in adjacent two base arrangement parts (sheet material or girder), be provided with and on the Width of base plate, there is the width adjustment plates that regulates surplus, on another base arrangement part, be provided with the joint plate engaging with width adjustment plates by one-sided welded corner joint.Adopt this structure, can produce the base arrangement with high-precision width over sides of car body.
Prior art document
Patent documentation
Patent documentation 1: Japanese Patent Laid-Open 2011-183991 communique
Patent documentation 2: Japanese Patent Laid-Open 2012-11795 communique
Summary of the invention
Invent technical matters to be solved
But, in existing base arrangement, when in the time that the upper surface of base arrangement part and lower surface weld, because entering, the heat of welding makes base arrangement part generation thermal deformation, and therefore, exist and produce concavo-convex possibility at the junction surface of base arrangement part.This can think to be caused by following phenomenon.That is to say, the face welding while there is welding shrinks because of hot, the face of a side contrary to the face welding the is opened trend of (Japanese: Open I), but while carrying out the welding of second face, because of the welding of first face, the face (first face) that makes opposition side is soldered and suffer restraints each other, therefore, the opening of face of joint of second face occurring because of the welding of first face cannot be recovered completely, thereby produces concavo-convex.
Therefore, the present invention does for addressing the above problem, and its technical matters is to provide and can obtains higher dimensional accuracy, and can guarantee joint method and the connected structure of the member of the flatness between member.In addition, its technical matters is also to provide the portage vehicle and the portage freight container that use the connected structure of above-mentioned member and form.
The technical scheme that technical solution problem adopts
Be used for the joint method of the member of the technical scheme 1 solving the problems of the technologies described above, the the first planar member that has board on two sides and be formed as hollow is connected along in-plane with second component, and pass through welded joint, it is characterized in that, comprise: contact step, in this contact step, the end that makes above-mentioned second component and the bottom butt of recess of end that is formed on above-mentioned the first member; And welding sequence, in this welding sequence, after the above-mentioned board of a face in above-mentioned two faces is welded to one another, the above-mentioned board of another face is welded to one another.
According to this method, even if weld zone shrinks because of the heat input that welding causes, make the end of second component want to enter into the depths of recess, also can be by making at the beginning the bottom butt of end and recess, end can further not entered, therefore can suppress distortion.Thereby, also can suppress and the opening of face (reducing to open) of the contrary side of face of welding, and can in the time that the face of a contrary side is welded, make to open recovery.The deformation of unevenness that by this, can suppress junction surface is guaranteed flatness.In addition,, by making the end of second component and the bottom butt of recess, just can limit the position relationship of the first member and second component, and can obtain higher dimensional accuracy.
The feature of technical scheme 2 is, an above-mentioned board in above-mentioned board is thin plate part, and another above-mentioned board is the slab portion thicker than above-mentioned thin plate part, in above-mentioned welding sequence, after above-mentioned thin plate part is welded to one another, above-mentioned slab portion is welded to one another.
When having the trend of wanting to open with the face of the contrary side of face of welding in the case of in when welding, if first carry out the welding each other of slab portion, thin plate part excessive opening each other, even thin plate part is welded to one another, sometimes opens and can not restore completely.According to this joint method, owing to first thin plate part being welded to one another, then slab portion is welded to one another, therefore the heat input in the time of the welding of second increases, and consequently, can make reliably to open recovery.Thereby, can suppress the deformation of unevenness at junction surface to guarantee flatness.
The feature of technical scheme 3 is, in above-mentioned contact step, in the bottom of above-mentioned recess, dividing plate is set, and makes end and the aforementioned barriers butt of above-mentioned second component.
According to this method, by changing the thickness of dividing plate, just can regulate the size of the member integrated after engaging.
The feature of technical scheme 4 is, according to the scale error of above-mentioned the first member and above-mentioned second component, to set the thickness of aforementioned barriers.
According to this method, can absorb the scale error of the first member itself and second component itself, and can further improve the precision of the size of the member integrated after joint.
The connected structure of the member of technical scheme 5 is by welding, the first planar member that comprises thin plate part and slab portion and be formed as hollow to be engaged with second component, it is characterized in that, comprising: recess, and this recess is formed on the end of above-mentioned the first member; Dividing plate, this dividing plate is arranged on the bottom of above-mentioned recess; Protuberance, this protuberance is formed on the end of above-mentioned second component, and can be inserted in above-mentioned recess, and the leading section of raised part can with aforementioned barriers butt; The first weld part, welds the base end part of the leading section of above-mentioned recess and raised part in above-mentioned thin plate part one side, and forms above-mentioned the first weld part; And second weld part, in above-mentioned slab portion one side, carrying out after the welding of above-mentioned the first weld part, the base end part welding of the leading section of above-mentioned recess and raised part is formed to above-mentioned the second weld part.
In this connected structure, owing to first thin plate part being welded to one another to form the first weld part, then slab portion is welded to one another to form the second weld part, therefore, becomes the state being restored that opens between the slab portion that makes to produce because of thin plate part welding each other.That is to say, owing to becoming the state of the end of second component and the bottom butt of recess, therefore, can suppress the deformation of unevenness at junction surface to guarantee flatness.In addition, by making the end of second component and the bottom butt of recess, can limit the position relationship of the first member and second component, and can obtain higher dimensional accuracy.
The feature of technical scheme 6 is that above-mentioned the first member and above-mentioned second component are made up of aluminum alloy elongate member processed.
According to this structure, because the dimensional accuracy of the first member and second component uprises, therefore, can further improve the dimensional accuracy of the member integrated after joint.
The portage of technical scheme 7 has base plate with vehicle, this base plate comprises connected structure, this connected structure engages by welding the first planar member and the second component that comprise thin plate part and slab portion and be formed as hollow, it is characterized in that, above-mentioned connected structure comprises: recess, and this recess is formed on the end of above-mentioned the first member; Dividing plate, this dividing plate is arranged on the bottom of above-mentioned recess; Protuberance, this protuberance is formed on the end of above-mentioned second component, and can be inserted in above-mentioned recess, and the leading section of raised part can with aforementioned barriers butt; The first weld part, welds the base end part of the leading section of above-mentioned recess and raised part in above-mentioned thin plate part one side, and forms above-mentioned the first weld part; And second weld part, in above-mentioned slab portion one side, carrying out after the welding of above-mentioned the first weld part, the base end part welding of the leading section of above-mentioned recess and raised part is formed to above-mentioned the second weld part.
The portage of technical scheme 8 has base plate with freight container, this base plate comprises connected structure, this connected structure engages by welding the first planar member and the second component that comprise thin plate part and slab portion and be formed as hollow, it is characterized in that, above-mentioned connected structure comprises: recess, and this recess is formed on the end of above-mentioned the first member; Dividing plate, this dividing plate is arranged on the bottom of above-mentioned recess; Protuberance, this protuberance is formed on the end of above-mentioned second component, and can be inserted in above-mentioned recess, and the leading section of raised part can with aforementioned barriers butt; The first weld part, welds the base end part of the leading section of above-mentioned recess and raised part in above-mentioned thin plate part one side, and forms above-mentioned the first weld part; And second weld part, in above-mentioned slab portion one side, carrying out after the welding of above-mentioned the first weld part, the base end part welding of the leading section of above-mentioned recess and raised part is formed to above-mentioned the second weld part.
Portage comprises trailer and truck with vehicle.According to this structure, can form portage vehicle and the portage base plate of freight container that dimensional accuracy is high, therefore, can obtain the base areas of loading surface is larger in given size portage vehicle and portage freight container.
Invention effect
According to the present invention, can have and can obtain higher dimensional accuracy, and can guarantee the such excellent effect of flatness between member.
Brief description of the drawings
Fig. 1 is the upward view that represents the base plate of the portage vehicle of embodiment of the present invention.
Fig. 2 is the cutaway view that represents the base plate of the portage vehicle of embodiment of the present invention.
Fig. 3 (a) and Fig. 3 (b) are the main portion enlarged drawings describing for the joint method of the member to embodiment of the present invention.
Fig. 4 is the block diagram that represents the connected structure of the member of embodiment of the present invention.
Fig. 5 is the main portion enlarged drawing that represents the connected structure of the member of another embodiment of the present invention.
Fig. 6 is the figure that represents the connected structure of the member of the another embodiment of the present invention, and wherein, Fig. 6 (a) is main portion enlarged drawing, and Fig. 6 (b) is the block diagram with the floor piece of raised line.
Fig. 7 (a) and Fig. 7 (b) are the block diagrams that represents the connected structure of the member of the another embodiment of the present invention.
Detailed description of the invention
Below, with reference to accompanying drawing, to being elaborated for implementing embodiments of the present invention.In addition, in the present embodiment, the base plate of enumerating trailer is example, and the connected structure of member is described.
As shown in Figure 2, the connected structure 3 of the member of present embodiment can be used as the structure that the member of base plate 2 that is pulled car (not shown) tow trailer 1 is engaged with each other.As shown in Figures 1 and 2, base plate 2 comprises a pair of girder 10,10 that the length direction (vehicle commander's direction) along trailer 1 extends and multiple floor piece 30,30 of extending along its length ...In addition, by making girder 10,10 and floor piece 30,30 ... connect along the Width (overall width direction) of trailer 1, form planar structure, i.e. base plate 2.In addition, in the present embodiment, in overall width direction, be provided with a pair of girder 10 across compartment of terrain, but the radical of girder being not limited thereto, for example, can being also one, can also be more than three.
Girder 10 is made up of aluminum alloy elongate member processed.Front end to the rear end linearly extension of girder 10 along vehicle commander's direction of trailer 1 from trailer 1.A pair of girder 10,10 is configured in overall width direction across interval and parallel to each other.
As shown in Figure 2, girder 10 is configured to and comprises upper flange part 11, lower flange 12 and web portion 13.Upper flange part 11 and lower flange 12 are the members that form the top and the bottom of girder 10.Upper flange part 11 and lower flange 12 are formed as identical width dimensions.Web portion 13 is made up of sheet material or the extrudate of aluminum alloy system.The upper end of web portion 13 and upper flange part 11 are welded and fixed (not shown), and the bottom of web portion 13 and lower flange 12 are welded and fixed (not shown).
Upper flange part 11 is formed as the gauge identical with floor piece 30.The upper surface of upper flange part 11 is configured to the upper surface of floor piece 30 coplanar, to form a part for base plate face.Upper flange part 11 is made up of the extruded hollow section bar of aluminum alloy system.As shown in the partial enlarged drawing of Fig. 2, upper flange part 11 has by upper plate portion 11a, lower board unit 11b and side plate 11c, 11c (only showing a side plate 11c in the partial enlarged drawing of Fig. 2) divides the hollow bulb 14 forming.Hollow bulb 14 is reinforced rib 16 (with reference to the overall diagram of Fig. 2) and cuts apart.Strengthening rib 16 is configured to the upper plate portion 11a of upper flange part 11 to be connected with lower board unit 11b.Upper plate portion 11a is formed as thicker than lower board unit 11b.Upper plate portion 11a is formed as the gauge identical with the upper plate portion 33 of floor piece 30 described later.Lower board unit 11b is formed as the gauge identical with the lower board unit 34 of floor piece 30.Upper plate portion 11a, 33 is equivalent to slab portion, and lower board unit 11b, 34 is equivalent to thin plate part.The upper plate portion 11a at the Width both ends of upper flange part 11 and lower board unit 11b more extend towards outside than side plate 11c respectively, are formed with groove (being equivalent to recess) 15 in the inner side of upper plate portion 11a and lower board unit 11b.Raised line (being equivalent to protuberance) 37 of floor piece 30 described later, is chimeric with groove 15 and engage.Lower flange 12 is made up of sheet material or the extrudate of aluminum alloy system.
As shown in Figures 1 and 2, floor piece 30 is configured between a pair of girder 10,10 and the overall width direction of a pair of girder 10,10 outside.In addition, in the situation that floor piece 30 is distinguished, be called " inner side floor piece 30a " by being arranged side by side in three floor piece of 10,10 of girders, the floor piece that the mode of stretching out with the overall width direction outside towards girder 10 is respectively configured is called " outside floor piece 30b ", and the floor piece in the outside that is configured in outside floor piece 30b is called to " with the outside floor piece 30c of side plate ".Inner side floor piece 30a and the inner side floor piece 30a of adjacent other on Width or the upper flange part 11 of girder 10 are welded and fixed.Have an outside floor piece 30b in a pair of girder 10 arranged outside separately, this outside floor piece 30b and upper flange part 11 are welded and fixed.Outside floor piece 30c with side plate and the outside of outside floor piece 30b are welded and fixed.External side end at the outside floor piece 30c with side plate is formed with the side plate 41 that cross section is コ font.
As shown in Figures 2 and 3, floor piece 30 is made up of aluminum alloy elongate member processed (having the hollow extrudate of hollow bulb 32).In hollow bulb 32, be provided with the oblique tube 31 that is truss-like configuration.In other words, floor piece 30 comprises upper plate portion 33, lower board unit 34 and side plate 35, is provided with the oblique tube 31 that upper plate portion 33 is connected with lower board unit 34 at the hollow bulb 32 of floor piece 30 inner sides.Upper plate portion (slab portion) 33 is formed as thicker than lower board unit (thin plate part) 34.
The Width both ends of floor piece 30 are concaveconvex shape, to engage with adjacent floor piece 30 or the upper flange part 11 of girder 10.The Width both ends of floor piece 30 are formed as concavity or convex (except the outside floor piece 30c with side plate).In the present embodiment, the floor piece 30 that is formed with raised line (being equivalent to protuberance) 37 an end is also formed with raised line 37 in another end, and the floor piece 30 that is formed with groove (being equivalent to recess) 38 an end is also formed with groove 38 in another end.The floor piece 30 of convex is equivalent to second component, and the floor piece 30 of concavity is equivalent to the first member.The Width both ends of the upper flange part 11 of girder 10 are formed as concavity, and upper flange part 11 is equivalent to the first member.Dispose the floor piece 30 of convex in the both sides of upper flange part 11.The first member and second component alternately configure.
The floor piece 30 (being positioned at the floor piece 30 of the sidepiece of upper flange part 11) of convex, at Width both ends, is formed with and makes upper plate portion 33 and lower board unit 34 stage portion 36 close to each other.Stage portion 36 is formed on than side plate 35 part more in the outer part in the end of upper plate portion 33 and lower board unit 34.The front of stage portion 36 is extended towards outside.Stage portion 36 is respectively formed at the both ends of upper plate portion 33 and lower board unit 34.The part of being extended towards outside respectively by the front of the stage portion 36,36 upper and lower forms raised line 37.
The floor piece 30 of concavity and the Width both ends of upper flange part 11 are by making upper plate portion 33 and lower board unit 34 more extend and be formed with groove 38 towards outside than side plate 35.The linearly extension of upper plate portion 33, the outside of side plate 35 and the upper surface of inner side are coplanar.Lower board unit 34 is linearly extension also, and the outside of side plate 35 and the bottom surface of inner side are coplanar.
As shown in the partial enlarged drawing of Fig. 2, the inside dimensions of groove 38 is identical with the side dimension of raised line 37.Groove 15 than the upper flange part 11 of the groove 38 of the raised line 37 of stage portion 36 more forward one end side portion and adjacent floor piece 30 (in three inner side floor piece 30a, be positioned at central inner side floor piece 30a) or girder 10 engages (chimeric).
As shown in Figures 3 and 4, in the present embodiment, the degree of depth (depth length) of the outstanding Length Ratio groove 38 (or groove 15) of raised line 37 is short, between the front end of raised line 37 and the bottom surface of groove 38, is formed with gap.Be provided with dividing plate 70 in the bottom surface of groove 38.Dividing plate 70 for moving and limit towards the bottom surface of groove 38 raised line 37 in the time welding.Dividing plate 70 is configured to block shape, disposes multiple dividing plates 70 along the length direction (vehicle commander's direction) of groove 38 with predetermined distance.Before raised line 37 and groove 38 are chimeric, dividing plate 70 is temporarily fixed at the bottom of groove 38, and after floor piece 30 is fixed to one another, dividing plate 70 is pressed by raised line 37 and fixed.The thickness of dividing plate 70 can be set according to the scale error of the floor piece 30,30 being engaged with each other, and by raised line 37 is docked with dividing plate 70, makes the integral width of floor piece 30,30 connected to one another become desired size.In addition, also dividing plate 70 can be weldingly fixed on to the leading section of raised line 37.In this case, only, by by chimeric to raised line 37 and groove 38, also dividing plate 70 is set in to assigned position, therefore, can omits the temporary fixed operation of dividing plate 70.
The butted part of the leading section of the base end part of raised line 37 and groove 38, with the surface the closer to upper plate portion 33 (or lower board unit 34) (more away from raised line 37), the mode that both separate each other tilts.That is to say, under the chimeric state of raised line 37 and groove 38, form the V-shaped groove 39 as groove at backplate surface and the back side.In the time that butted part is welded, bead 40 is filled in V-shaped groove 39 and is formed as weld part 75.By by lower board unit thinner thickness of slab 34,34 each other or lower board unit 34,11b are welded to one another, form the weld part 75 (following, to be called " the first weld part 75a ") of downside.The weld part 75 of upside (following, to be called " the second weld part 75b ") is the part of formation the first weld part 75a after, and it is by by upper plate portion thicker thickness of slab 33,33 each other or upper plate portion 33,11a are welded to one another to form.
As shown in Figure 2, be formed with the raised line 37 ' for adjusting in overall width direction with overall width adjusting surplus in the overall width direction outside of outside floor piece 30b.Adjusting regulates surplus to measure accordingly by raised line 37 length that raised line 37 ' is formed as outstanding Length Ratio other parts with overall width.Brace panel 43 is arranged in the mode being erected between upper plate portion 33 and lower board unit 34 front end regulating with raised line 37 '.
In the overall width direction inner side of the outside floor piece 30c with side plate, be formed with the groove 38 ' for adjusting in overall width direction with overall width adjusting surplus.Adjusting is formed as the depth ratio other parts of groove groove 38 length with groove 38 ' regulate surplus to measure accordingly with overall width.
Making, the adjusting raised line 37 ' of outside floor piece 30b and the adjusting groove 38 ' of the outside floor piece 30c with side plate are chimeric, after lower board unit 34,34 is welded to one another, by upper plate portion 33,33 is welded to one another, thereby the outside floor piece 30c with side plate is fixed on the floor piece 30b of outside.Now, save raised line 37 ' and enter into regulate and regulate by the interior size of groove 38 ' by exchanging, just can regulate final overall width size.
Then, joint method and the action effect thereof of the member that the floor piece 30 of above such structure is engaged with each other are described.
(dividing plate arranges operation)
As shown in Fig. 3 (a), first, in advance dividing plate 70 is inserted and is temporarily fixed in the groove 38 (or groove 15 of upper flange part 11) of floor piece 30, and according to the scale error of the width dimensions of each floor piece 30, regulate the thickness of dividing plate 70.Dividing plate 70 arranges multiple on the length direction of groove 38 across predetermined distance.Like this, by the dividing plate 70 that regulates thickness according to the scale error of floor piece 30 is set, just the integral width of the floor piece 30,30 after engaging can be adjusted to desired size.
(contact step)
Then, by chimeric with above-mentioned groove 38 with the raised line 37 of the floor piece 30 of groove 38 disposed adjacent of floor piece 30, so that the leading section of raised line 37 and the surperficial butt of dividing plate 70 that is arranged on groove 38 bottoms.At this, due to raised line 37 and dividing plate 70 butts, therefore, raised line 37 can further not enter into the depths of groove 38.Now, on the upper and lower surfaces of floor piece 30, be formed with V-shaped groove 39 in the office, docking section of the base end part of raised line 37 and the leading section of groove 38 (15).
(the first welding sequence)
First carry out in two faces of floor piece 30, as the welding of lower board unit 34,34 1 sides of thin plate part.Bead 40 is formed in the V-shaped groove 39 of butted part of the base end part of raised line 37 and the leading section of groove 38, and welds.Heat input during because of welding, and lower board unit 34,34 is shunk each other slightly, although raised line 37 wants to enter into the depths of groove 38, due to dividing plate 70 butts of the front end of raised line 37 and the bottom surface of groove 38, therefore, can prevent that raised line 37 from further entering.By this, can suppress the deformation of unevenness of floor piece 30 face of joint each other.
In addition, in the first welding sequence, produce drawing stress (want power that upper plate portion 33,33 is separated from each other) at the butted part of upper plate portion 33,33 sides, but because heat input is less, even if therefore produce and open, be also small.
(the second welding sequence)
As shown in Fig. 3 (b), after having carried out the welding of lower board unit 34,34 sides, carry out the welding as upper plate portion 33,33 sides of slab portion.V-shaped groove 39 at the butted part of the base end part of raised line 37 and the leading section of groove 38 forms bead 40, and welds.Heat input during because of welding, and upper plate portion 33,33 is shunk each other slightly, although raised line 37 wants to enter into the depths of groove 38, due to dividing plate 70 butts of the front end of raised line 37 and the bottom surface of groove 38, therefore, can prevent that raised line 37 from further entering.In addition, upper plate portion 33 is because thickness of slab is thicker, and therefore heat input relatively becomes greatly, produces drawing stress, but owing to previously welding, therefore, can prevent to open at the butted part of the face (lower board unit 34,34 sides) of opposition side.By this, the deformation of unevenness of floor piece 30 face of joint each other can be suppressed, and the flatness of base plate 2 entirety can be guaranteed.In addition, limit floor piece 30,30 position relationship each other by butt, therefore, also can improve the precision of width dimensions.
In addition, dividing plate 70 is formed as bulk, and on the length direction of groove 38 across predetermined distance arrange multiple, therefore, with compared with increasing the situation of outstanding length in the scope of length direction total length that spreads all over raised line 37, can reduce the increase of material, therefore, be favourable aspect weight and Master Cost.
As mentioned above, according to the joint method of the member of present embodiment and connected structure, on the Width of floor piece 30,30 entirety that engage, can obtain higher dimensional accuracy, and can guarantee the flatness of 30,30 of floor piece, and then can improve precision and the flatness of the width dimensions of base plate 2.
In addition, according to present embodiment, by there is overall width regulatory function between outside floor piece 30b and the outside floor piece 30c with side plate, thereby the precision of overall width size can be further improved, and wider Container Loading space can be in given size, guaranteed.
Above, to being illustrated for implementing embodiments of the present invention, but the present invention is not intended to be defined in above-mentioned embodiment, can suitably carry out without departing from the spirit of the invention within the scope design modification.For example in the above-described embodiment, in the bottom surface of groove 38, dividing plate 70 is set, make leading section and this dividing plate 70 butts of raised line 37, but the present invention is not limited thereto, as shown in Figure 5, also can increase and extend to the upper plate portion 33 in stage portion 36 outsides and the length of lower board unit 34, carry out the direct butt in bottom surface with groove 38.Adopt this structure, can reduce the man-hour of formation and the setting of dividing plate 70.
In addition,, as shown in Fig. 6 (a), also can form dividing plate 70 at the front end of raised line 37.In this case, dividing plate 70 forms in the time of the extrusion forming of raised line 37 simultaneously.According to this structure, dividing plate 70 also plays the effect of strengthening rib, therefore, can improve the rigidity of raised line 37.In addition, in the situation that forming dividing plate 70, as shown in Fig. 6 (b), comparatively it is desirable to, dividing plate 70 is stayed with the interval of regulation, N/R Partial Resection is formed to notch part 71.According to this structure, a part for raised line 37 can not only be given over to dividing plate 70, and can reduce the weight of floor piece 30, realize the lightness of base plate.
In addition, in the present embodiment, enumerated at vehicle for portage, to adopt the joint method of member and the situation of connected structure in the base plate 2 of trailer 1 be that example is illustrated, but the present invention is not limited to trailer 1, also can adopt the present invention in other the base plate of vehicle, the base plate of portage freight container for portage such as truck, this point is self-evident.In addition, for portage, vehicle, portage are with also applying the present invention in member freight container, except base plate joint each other, this point is self-evident.
In addition, in the above-described embodiment, make raised line 37 and groove 38 chimeric, but the present invention is not limited thereto.Also can form groove at a member, and not form raised line in the end of another member, but directly be inserted in groove.Now, the thickness of slab of another member is identical with the inside dimensions of groove.According to this structure, although produce step at member face of joint each other, can be used as the connected structure of the part that can allow step.
Figure 7 illustrates this connected structure.In Fig. 7, represent the osculum of a section bar to be fixedly welded on the structure of the side of another section bar.The connected structure of the member shown in Fig. 7 (a) is to make as the end 121 of the osculum of second component 120 and the structure of groove 112 butts of end, side 111 that is formed on the first member 110.The end 121 of second component 120 and the bottom surface butt of groove 112.On the surface (surface of the above-below direction of Fig. 7 (a)) 113 of the first member 110, and produce step between the surface of second component 120 (surface of the above-below direction of Fig. 7 (a)) 123, therefore, fetch the first member 110 is engaged with second component 120 by fillet welding.In this structure, due to the bottom surface butt of the end 121 of second component 120 and the groove 112 of the first member 110, therefore, even because of the heat input of welding, and the first member 110 and second component 120 are shunk slightly, make second component 120 want to enter into the depths of groove 112, also can prevent further entering of second component 120.By this, can suppress the distortion at junction surface.
The connected structure of the member shown in Fig. 7 (b) is the end, side 126 that makes second component 125 and the structure being formed on as groove 117 butts of the end 116 of the osculum of the first member 115.A part for the end 126 of second component 125 and the bottom surface butt of groove 117.Between surface (surface of the above-below direction of Fig. 7 (a)) 128 due to (surface of the above-below direction of Fig. 7 (a)) 118, the surface at the first member 115 and second component 125, produce step, therefore, fetch the first member 115 is engaged with second component 125 by fillet welding.In this structure, due to the bottom surface butt of the end, side 126 of second component 125 and the groove 117 of the first member 115, therefore, also can prevent that second component 120 from entering into the depths of groove 112.By this, can suppress the distortion at junction surface.
(nomenclature)
1 trailer (portage vehicle)
2 base plate
3 connected structures
10 girders
11 upper flange parts (the first member)
15 grooves (recess)
30 floor piece (the first member or second component)
Sheet material inside 30a
Sheet material outside 30b
The outside floor piece of 30c with side plate
32 hollow bulbs
33 upper plate portion (slab portion)
34 lower board units (thin plate part)
37 raised lines (protuberance)
38 grooves (recess)
70 dividing plates.
Claims (8)
1. a joint method for member, makes the first planar member that has board and be formed as hollow at two masks be connected along in-plane with second component, and by welded joint, it is characterized in that, comprising:
Contact step, in this contact step, the end that makes described second component and the bottom butt of recess of end that is formed on described the first member; And
Welding sequence, in this welding sequence, after the described board of a face in described two faces is welded to one another, is welded to one another the described board of another face.
2. the joint method of member as claimed in claim 1, is characterized in that,
A described board in described board is thin plate part, and described in another, board is the slab portion thicker than described thin plate part,
In described welding sequence, after described thin plate part is welded to one another, described slab portion is welded to one another.
3. the joint method of member as claimed in claim 1 or 2, is characterized in that,
In described contact step, in the bottom of described recess, dividing plate is set, make end and the described dividing plate butt of described second component.
4. the joint method of member as claimed in claim 3, is characterized in that,
According to the scale error of described the first member and described second component, set the thickness of described dividing plate.
5. a connected structure for member, engages the first planar member that comprises thin plate part and slab portion and be formed as hollow by welding with second component, it is characterized in that, comprising:
Recess, this recess is formed on the end of described the first member;
Dividing plate, this dividing plate is arranged on the bottom of described recess;
Protuberance, this protuberance is formed on the end of described second component, and can be inserted in described recess, and the leading section of described protuberance can with described dividing plate butt;
The first weld part, welds the base end part of the leading section of described recess and described protuberance in described thin plate part one side, and forms described the first weld part; And
The second weld part, in described slab portion one side, is carrying out after the welding of described the first weld part, and the base end part welding of the leading section of described recess and described protuberance is formed to described the second weld part.
6. the connected structure of member as claimed in claim 5, is characterized in that,
Described the first member and described second component are made up of aluminum alloy elongate member processed.
7. a portage vehicle, has base plate, and this base plate comprises connected structure, and this connected structure engages by welding the first planar member and the second component that comprise thin plate part and slab portion and be formed as hollow, it is characterized in that,
Described connected structure comprises:
Recess, this recess is formed on the end of described the first member;
Dividing plate, this dividing plate is arranged on the bottom of described recess;
Protuberance, this protuberance is formed on the end of described second component, and can be inserted in described recess, and the leading section of described protuberance can with described dividing plate butt;
The first weld part, welds the base end part of the leading section of described recess and described protuberance in described thin plate part one side, and forms described the first weld part; And
The second weld part, in described slab portion one side, is carrying out after the welding of described the first weld part, and the base end part welding of the leading section of described recess and described protuberance is formed to described the second weld part.
8. a portage freight container, has base plate, and this base plate comprises connected structure, and this connected structure engages by welding the first planar member and the second component that comprise thin plate part and slab portion and be formed as hollow, it is characterized in that,
Described connected structure comprises:
Recess, this recess is formed on the end of described the first member;
Dividing plate, this dividing plate is arranged on the bottom of described recess;
Protuberance, this protuberance is formed on the end of described second component, and can be inserted in described recess, and the leading section of described protuberance can with described dividing plate butt;
The first weld part, welds the base end part of the leading section of described recess and described protuberance in described thin plate part one side, and forms described the first weld part;
The second weld part, in described slab portion one side, is carrying out after the welding of described the first weld part, and the base end part welding of the leading section of described recess and described protuberance is formed to described the second weld part.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2012049039A JP5970692B2 (en) | 2012-03-06 | 2012-03-06 | Method for joining members, method for manufacturing freight transport vehicle, and method for manufacturing freight transport container |
| JP2012-049039 | 2012-03-06 | ||
| PCT/JP2013/052595 WO2013132944A1 (en) | 2012-03-06 | 2013-02-05 | Method for joining member, join structure, cargo transport vehicle, and cargo transport container |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104114439A true CN104114439A (en) | 2014-10-22 |
| CN104114439B CN104114439B (en) | 2017-05-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201380009158.9A Active CN104114439B (en) | 2012-03-06 | 2013-02-05 | Method for joining member, join structure, cargo transport vehicle, and container |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JP5970692B2 (en) |
| KR (1) | KR101627952B1 (en) |
| CN (1) | CN104114439B (en) |
| WO (1) | WO2013132944A1 (en) |
Cited By (2)
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| CN112061007A (en) * | 2020-08-21 | 2020-12-11 | 重庆铝器时代科技有限公司 | Lightweight semi-mounted self-discharging carriage based on modular assembly design |
| CN114585554A (en) * | 2019-10-24 | 2022-06-03 | 泽菲罗斯有限公司 | Pultruded continuous floor |
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| JP6489088B2 (en) | 2016-08-26 | 2019-03-27 | トヨタ自動車株式会社 | Vehicle frame structure |
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Also Published As
| Publication number | Publication date |
|---|---|
| KR20140108316A (en) | 2014-09-05 |
| CN104114439B (en) | 2017-05-24 |
| JP2013184492A (en) | 2013-09-19 |
| JP5970692B2 (en) | 2016-08-17 |
| KR101627952B1 (en) | 2016-06-07 |
| WO2013132944A1 (en) | 2013-09-12 |
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