CN110114159A - For forming the bending device of ripple in metal plate and using the method for described device - Google Patents
For forming the bending device of ripple in metal plate and using the method for described device Download PDFInfo
- Publication number
- CN110114159A CN110114159A CN201780080021.0A CN201780080021A CN110114159A CN 110114159 A CN110114159 A CN 110114159A CN 201780080021 A CN201780080021 A CN 201780080021A CN 110114159 A CN110114159 A CN 110114159A
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- Prior art keywords
- head
- die cavity
- frame
- ripple
- longitudinal direction
- Prior art date
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- 238000005452 bending Methods 0.000 title claims abstract description 48
- 229910052751 metal Inorganic materials 0.000 title claims abstract description 40
- 239000002184 metal Substances 0.000 title claims abstract description 40
- 238000000034 method Methods 0.000 title claims description 6
- 230000007704 transition Effects 0.000 claims abstract description 45
- 238000004080 punching Methods 0.000 claims description 2
- 238000005728 strengthening Methods 0.000 description 13
- 238000007789 sealing Methods 0.000 description 12
- 239000012530 fluid Substances 0.000 description 4
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 4
- 230000004048 modification Effects 0.000 description 4
- 238000012986 modification Methods 0.000 description 4
- 230000035882 stress Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000000994 depressogenic effect Effects 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000003345 natural gas Substances 0.000 description 2
- 229910001374 Invar Inorganic materials 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 239000003550 marker Substances 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 230000008646 thermal stress Effects 0.000 description 1
- 230000008719 thickening Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D13/00—Corrugating sheet metal, rods or profiles; Bending sheet metal, rods or profiles into wave form
- B21D13/02—Corrugating sheet metal, rods or profiles; Bending sheet metal, rods or profiles into wave form by pressing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D5/00—Bending sheet metal along straight lines, e.g. to form simple curves
- B21D5/02—Bending sheet metal along straight lines, e.g. to form simple curves on press brakes without making use of clamping means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D5/00—Bending sheet metal along straight lines, e.g. to form simple curves
- B21D5/02—Bending sheet metal along straight lines, e.g. to form simple curves on press brakes without making use of clamping means
- B21D5/0209—Tools therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D51/00—Making hollow objects
- B21D51/16—Making hollow objects characterised by the use of the objects
- B21D51/24—Making hollow objects characterised by the use of the objects high-pressure containers, e.g. boilers, bottles
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C1/00—Pressure vessels, e.g. gas cylinder, gas tank, replaceable cartridge
- F17C1/12—Pressure vessels, e.g. gas cylinder, gas tank, replaceable cartridge with provision for thermal insulation
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
- Mounting, Exchange, And Manufacturing Of Dies (AREA)
- Folding Of Thin Sheet-Like Materials, Special Discharging Devices, And Others (AREA)
- Shaping Metal By Deep-Drawing, Or The Like (AREA)
Abstract
The present invention relates to a kind of for forming the bending device of ripple in metal plate (1), the bending device includes :-includes first formed punch (11) of head (14), the head has the section of V-arrangement, and include at least a first part (41) and two second parts (35), the two sides of the first part (41) are arranged in described two second parts along the longitudinal direction, and the first part (41) is connected to each of described second part (35) by transition region (38,54)；Mold (13), the mold includes at least a first part (42) and the two sides of the first part (42) are arranged in two second parts (43), described two second parts (43) along the longitudinal direction；Two transition regions (38,54) are respectively set to one in the second part (43) towards the mold (13), and can accommodate wherein during bending operation.
Description
Technical field
The present invention relates to a kind of for bending (folding) device (machine) of formation ripple in metal plate and uses this curved
The method of device for folding.
More particularly, the present invention relate to store and/or transport the sealing and thermal isolation film of fluid (such as cryogen)
The field of tank, wherein be particularly used for constructing by the metal plate with ripple that bending device according to the present invention obtains this
The sealing film of tank.
Background technique
It is known in the art that being used to form the sealing film with ripple of the coating of LNG tank.It is each close
Sealer is formed by multiple metal plates, these metal plates have a series of vertical ripples, to allow the metal plate by storing
It is deformed under the action of heat and mechanical stress that fluid in tank generates.
For example, this sealing film with ripple discloses in document WO 16034782.The film with ripple includes along
The parallel ripple of First Series that one direction extends and the second series parallel wave extended along the second direction perpendicular to first direction
Line.
In order to manufacture this sealing film, firstly, First Series ripple is formed, then secondly, forming second series ripple, and
Node is formed at the linking part of First Series ripple and second series ripple.
Above-mentioned document WO 16034782 discloses a kind of bending device for being used to form First Series ripple.The bending
Device includes the mold supported by lower frame and the formed punch supported by upper frame.Each formed punch is used to be bonded on one of mould
In tool, to move down when upper ledge frame towards lower frame, when being moved to its crooked place from its lay-down position, ripple is formed.
In the embodiment that Figure 10 and Figure 12 of reference aforementioned documents WO 16034782 are described and shown, formed punch
Respectively there are the alternating segments of the first kind and Second Type with mold.The part of the first kind has the shape of semiellipse
Shape, and therefore allow ripple that there is its final shape, and the part of the Second Type has the shape of substantially triangle, and
Allow ripple that there is the geometry for allowing it then vertically to bend.Therefore, during individually bending step, a side
Face, ripple are shaped, will not then be reworked to be formed and there is its final shape in the region in node area, and another party
Face, the ripple are shaped, to allow to subsequently form node area in the region that will be bent again during subsequent bending step.
According to the first modification, the part of the formed punch and mold of the first kind and Second Type is divided each other by free space
It opens, to generate transition region between the first kind and the part of Second Type.However, this arrangement not fully makes us full
Meaning, because may cause the position inaccurate of the various pieces of the first kind and Second Type using free space.
According to the second modification, the part of the formed punch and mold of the first kind and Second Type is separated from each other by transition region.
However, this arrangement is not fully satisfactory, because it needs point-device relative positioning in each area, otherwise in transition
The ripple formed in area has the scrambling for the mechanical performance that may destroy metal plate.
Summary of the invention
The basic idea of the invention is that providing a kind of for forming the bending device of ripple, the bending dress in metal plate
Set it is simple and accurate, and allow individually bending step in generate ripple, have present its final shape formation zone, with
And the shape for allowing that node area is then formed in the unshaped area is presented at least one unshaped area, the unshaped area.
According to one embodiment, the present invention provides a kind of for forming the bending device of ripple in metal plate, described
Bending device includes:
- the first frame and the second frame, first frame and the second frame phase between lay-down position and crooked place
For vertically above one anotherly mobile；
- the first frame, the first frame punch support, the formed punch correspond to the shape of ripple to be formed, and edge
Longitudinal direction extends；
- the second frame, the second frame support have the mold of die cavity, and the die cavity is set as towards formed punch, and
It is arranged so that formed punch is bonded in die cavity, so as to when one in the first frame and the second frame is in lay-down position and bending position
When between setting relative to another movement, metal plate is pressed between formed punch and die cavity；
- the first formed punch, first formed punch includes head, and the head has generally V-shaped section (section), and extremely
It less include that the first part is arranged in a first part and two second parts, described two second parts along the longitudinal direction
Two sides, the first part is connected to each second part in second part by transition region, first part and second
Being divided to respectively includes two sides to merge at peak area, and to limit generally V-shaped section, the side of first part is flat
, and the side of second part is arc and convex surface；
Die cavity, the die cavity include at least a first part and two second parts, and described two second parts are along vertical
The two sides of the first part are set to direction；The first part of the die cavity and second part are respectively provided with head
Section (section) matched section of a part and second part；
The first part on head is set as the first part towards die cavity, and the second part on head is set as distinguishing
Each second part in second part towards die cavity；
Two transition regions are set as each second part in the second part respectively for die cavity, and when the first frame
When being moved to its crooked place from its lay-down position relative to another with one in the second frame, described two transition region energy
It is enough contained in each second part in the second part of die cavity.
Therefore, during individually bending step, on the one hand, ripple is then being not intended to reprocess to form the area in node area
Shaped in domain to have its final shape, and on the other hand, during subsequent bending step, the ripple present allow with
The shape in node area will be being formed in the region being bent afterwards.In addition, this arrangement is easily achieved, because formed punch and mold is each
A part can be adjacent to each other without free space, may cause additional position error, the free space arrangement
Between each area, and die cavity does not have the position for the transition region that head must be corresponded exactly to along the position of x-axis
Transition region.
According to advantageous embodiment, this bending device can have one or more of following characteristics.
According to one embodiment, the size of the first part on head along the longitudinal direction is greater than the first part of die cavity along vertical
To the size in direction, the first part on head be arranged so that the first part tool on head there are two end, it is described two
End is set as each second part in the second part respectively for the die cavity, and when the first frame and the second frame
In one when being moved to its crooked place from lay-down position from it relative to another, described two ends can be contained in institute
It states in each second part in the second part of die cavity.
According to one embodiment, each transition region includes two sides to merge at peak area, and described two sides are each
From with inclined surface flat and relative to longitudinal direction, so as to by one in the side of the arc of the second part on head
Side connection in the flat side of the first part of a side and head.
According to one embodiment, each transition region include two flat surfaces, described two flat surfaces transverse to
Extend in the connection plane of longitudinal direction, and by the side and head in the side of the arc of the second part on head
Side connection in the flat side of first part.
According to one embodiment, there are two ends for first part's tool on head, and each end is being orthogonal to longitudinal direction
Plane in extend.
According to one embodiment, each transition region extends between two transverse planes, and described two transverse planes are just
Meet at the longitudinal axis of ripple to be formed.
According to one embodiment, there are two ends for first part's tool on head, and each end is transverse to longitudinal direction
And relative to extending in the inclined plane of longitudinal direction, so that the size of the first part on head is along the longitudinal direction towards peak area
Increase.
According to one embodiment, there are two ends for first part's tool of die cavity, and each end is transverse to longitudinal direction
And relative to extending in the inclined plane of longitudinal direction, so that the size of the first part of die cavity is along the longitudinal direction towards peak area
Increase.
According to one embodiment, each transition region extends between two transverse planes, described two transverse plane phases
Longitudinal axis inclination for ripple to be formed.
According to one embodiment, formed punch includes at least a first element and two different second elements, and described the
The two sides of the first element are arranged in two element along the longitudinal direction, and the first element is at least partially formed the first of head
Part, a second part in the second part on each self-forming head of second element and one in the transition region on head
Transition region.
According to one embodiment, the second element of mold is also respectively formed a part of the first part on head.
According to another embodiment, formed punch includes at least a first element and two different second elements, and described the
The two sides of the first element are arranged in two element along the longitudinal direction, and the first element forms the first part on head, and
A second part in the second part on each self-forming head of second element, transition region are generated respectively the first of head
At the linking part between a second element in element and second element.
According to one embodiment, mold include at least a first element and two different second elements, described two
The two sides of the first element are arranged in a different second element along the longitudinal direction；The first element and second element of mold point
Not Xing Cheng die cavity first part and second part.
According to one embodiment, head includes n first part and n+1 second part, and wherein n is integer, head
First part in each first part be arranged between two second parts on head, and institute is connected to by transition region
Second part is stated,
Die cavity includes n first part and n+1 second part, and each first part on head is set as towards die cavity
A first part in first part, and the second part on head is set as one in the second part respectively for die cavity
A second part；And
Two transition regions between each first part and two adjacent second parts on head are respectively for die cavity
Each second part in second part, each second part in the second part of the die cavity and described the towards head
A part die cavity first part it is adjacent, therefore, when one in the first frame and the second frame relative to another from its
When lay-down position is moved to its crooked place, described two transition regions can be contained in each of the second part of the die cavity
In second part.
According to one embodiment, the present invention also provides a kind of methods for using bar folder, comprising:
Relative to mold positioning metal plate；And
One in first frame and the second frame is moved to it from its lay-down position relative to another and bends position
It sets.
Detailed description of the invention
In the description below to several particular implementations of the invention, be better understood with the present invention, and its into
Purpose, details, the feature and advantage of one step will become clearer, and several particular implementations of the invention refer to attached drawing, only
It is provided as non-limitative illustration, in the accompanying drawings:
- Fig. 1 is the view of the metal plate with ripple, is used to construct the sealing film of tank to store such as natural gas etc
Liquefied gas；
Fig. 2 shows strengthening part, it is used to be inserted into the ripple of sealing film, to reinforce the sealing film to resist
It is contained in the pressure of the fluid in tank；
- Fig. 3 is the perspective view of bending device according to first embodiment；
- Fig. 4 is the formed punch of Fig. 3 and the side view of mold；
- Fig. 5 is the perspective view of the first element for showing the mold of Fig. 3 and Fig. 4 and the first element of formed punch；
- Fig. 6 is the main view of the first element of formed punch shown in Fig. 5；
- Fig. 7 is the main view of the first element of mold shown in Fig. 5；
- Fig. 8 is the perspective view of the second element for showing the mold of Fig. 3 and Fig. 4 and the second element of formed punch；
- Fig. 9 is the main view of the second element of mold shown in Fig. 8；
- Figure 10 is the main view of the second element of formed punch shown in Fig. 8；
- Figure 11 is the cross-sectional view of the formed punch and mold in crooked place of the XI-XI plane along Fig. 4；
- Figure 12 is the perspective view of the formed punch and mold according to second embodiment；
- Figure 13 is the formed punch of Figure 11 and the side view of mold；
- Figure 14 is the schematic diagram of the formed punch and mold according to third embodiment；
- Figure 15 is the partial perspective view according to the metal plate of modification.
Specific embodiment
Fig. 1 shows the metal plate 1 with ripple, and the sealing film for being used to form tank (is such as liquefied with storing cryogen
Natural gas).
Metal plate 1 includes the parallel ripple 2 of First Series ripple 3 parallel with second series, the parallel ripple of the First Series
Ripple is referred to as descended, is extended in the y-direction, the parallel ripple of the second series is referred to as upper ripple, extends in the x-direction.These serial waves
The direction x and direction y of line are vertical.Ripple 2, ripple 3 are prominent from the side of the inner face of metal plate 1, with be contained in tank
Fluid contact.In this case, the sides aligned parallel of metal plate 1 is in ripple 2, ripple 3.It should be noted that term " on " and "lower"
With opposite meaning, and indicate height of the height lower than the ripple 3 for being referred to as upper ripple for being referred to as the ripple 2 of lower ripple.In addition,
In a unshowned embodiment, ripple 2, the height having the same of ripple 3.
Metal plate 1 includes multiple flat surfaces 4 between ripple 2, ripple 3.It is every between lower ripple 2 and upper ripple 3
A infall, metal plate 1 include node area 5.Node area 5 includes central part 6, and the central part has towards the inside of tank
Peak outstanding.In addition, one side central part 6 is defined by a pair of of concave surface ripple 7, the concave surface ripple is formed in ripple 3
At peak, on the other hand the central part is defined by a pair of reinforcing pieces 8, and lower ripple 2 is applied in the reinforcer.
Ripple 2, the ripple 3 of metal plate 1 allow to seal film and are flexible, so as in the liquefaction day by being stored in tank
It is deformed under the action of thermal stress and mechanical stress that right gas generates.
Particularly, metal plate 1 can be by stainless steel, aluminium, invar alloy (that is, the coefficient of expansion is usually in 1.2.10-6Extremely
2.10-6K-1Between dilval) or high manganeisen (its coefficient of expansion is usually about 7.10-6K-1) be made.However,
Other metal or alloy can be considered.
As an example, the thickness of metal plate 1 is about 1.2mm.It is also contemplated that other thickness, wherein it should be understood that thickening institute
Stating sheet metal 1 will increase its cost, and usually will increase the rigidity of ripple 2, ripple 3.
According to first embodiment, Fig. 3-Figure 11 shows a kind of bending device, for forming in metal plate first
Then one ripple forms at least one second ripple perpendicular to first ripple.As an example, as applied
Disclosed in WO2015170054, the node of the second ripple and the infall between the first ripple and the second ripple very may be used
It can then be generated by bar folder.
As shown by the dotted line in fig. 3, bending device includes upper frame 9 and lower frame 10.Upper frame 9 can be relative to lower frame
10 move between upper lay-down position and lower crooked place.Upper frame 9 and lower frame 10 distinguish punch support 11 and mold 12.
The setting of formed punch 11 is square on the mold 12, and the formed punch relative to lower frame 8 in upper frame 9 from it for shelving
Position is bonded in the die cavity 13 of mold 12 when being moved to its crooked place, so that metal plate 1 is pressed in formed punch 11 and mold 12
Between, to form ripple in metal plate 1.
Formed punch 11 includes head 14 in its lower end, and the head extends in the longitudinal directionx, is parallel to wave to be formed
The longitudinal direction of line, and there is shape corresponding with the shape of the ripple.Head 14 has generally V-shaped section, by
It is defined towards two side edges 15,16 that horizontal direction is stretched.Head 14 extends a length in the x-direction, the length with it is to be curved
The size of the metal plate 1 of folding is of substantially equal.
Mold 12 has hollow die cavity 13, and the die cavity is used to be moved to its bending from its lay-down position in upper frame 9
The head 14 of formed punch 11 is received when position.Die cavity 13 extends in the x direction and its length is substantially equal to the length on head 14.
The section of die cavity 13 is also about V-arrangement.
In addition, two horizontal support surfaces 17,18 laterally define die cavity 13 in its two sides.Horizontal support surface 17,18
For supporting metal plate 1 before bending operation and during bending operation.Each setting in horizontal support surface 17,18 exists
One lower section in two side edges 15,16 of formed punch 11, thus when upper frame 9 is in its crooked place, side edge 15,
16 are pressed against the metal plate 1 of ripple two sides on horizontal support surface 17,18.
As shown in Figure 3 and Figure 4, formed punch 11 and mold 12 are each by the more of the end-to-end placement that abuts against each other in the x direction
A element 19,20a, 20b, 21,22a, 22b are formed.In the embodiment shown, formed punch 11 includes first element 19 and the
Two second elements 20a, 20b that the two sides of one element 19 are arranged in the x-direction.Similarly, mold 12 includes 21 He of first element
In two second elements 22a, 22b that the two sides of first element 21 are arranged in the x-direction.
The length of the first element 19 of formed punch 11 is equal to the length of the first element 21 of mold 12.The first element of formed punch 11
19 are arranged in the position of 21 top of first element of mold 12, so that two ends of the first element 19 of formed punch 11 are in x-axis
On position and mold 12 first element 21 two ends position consistency.
Similarly, the length one of the length of second element 20a, 20b of formed punch 11 and second element 22a, 22b of mold 12
It causes.A top in second element 22a, 22b of mold 12 is arranged in each of second element 20a, 20b of formed punch 11,
And it is in a position, so that two ends of second element 20a, 20b of formed punch 11 position on the x-axis and opposite
Mold 12 second element 22a, 22b two ends position consistency.
Second element 20a, 20b of formed punch 11 and second element 22a, 22b of mold 12 are used to provide it for ripple final
Shape, and the first element 19 of formed punch 11 and the first element 21 of mold 12 are used to provide a geometry for ripple, it is described several
The deformation what shape allows its subsequent is to form another ripple along y-axis, i.e., and wait pass through considered bending device shape
At the vertical ripple of ripple.It will thus be appreciated that the purpose of described bending device is to obtain a kind of metal plate, in the gold
Belonging to the ripple formed in plate by the bending device will only be passed through by single vertical moire.
In unshowned other embodiments, when ripple to be formed will pass through n ripple, formed punch 11 and mold
12 respectively include n first element 19,21 and n+1 second element 20a, 20b, 22a, 22b, and the first of formed punch 11 and mold 12
Each of element 19,21 is respectively inserted between formed punch 11 and two second elements 20a, 20b, 22a, 22b of mold 12.
Fig. 5 to Fig. 7 shows the first element 19 of formed punch 11 and the first element 21 of mold 12.At first yuan of formed punch 11
The section on the head 14 near part 19 has generally V-shaped, and is constant.As shown in fig. 6, the section has in peak area 25
Locate the side 23,24 of two substantially flats to merge.The peak area 25 is circular.Near the first element 21 of mold 12
The section of die cavity 13 is also constant, and its shape is matched with the shape on the head 14 near the first element 19 of formed punch 11.
In other words, as shown in fig. 7, the section also has the side 26,27 of two substantially flats to merge at round peak area 28.
Fig. 8 to Figure 10 shows one in the second element 22a of one and mold 12 in the second element 20a of formed punch 11
A, wherein another second element 22b of another second element 20b of formed punch 11 and mold 12 is same.Rushing film 11
Second element 20a near the section of die cavity 13 be generally V-shaped, and be constant.As shown in Figure 10, the section has
The side 29,30 of two arcs and concave surface that merge at round peak area 31.Head 14 near the second element 20a of formed punch 11
The part of section itself be not constant.Near each of its end, the second element 20a of formed punch 11 has and punching
The first 11 identical section of first element 19.In other words, as shown in figure 9, head 14 is attached in the end of second element 20a
Closely there is a section, the section has the two flat sides 32,33 to merge at round peak area 34.
The head 14 of second element 20a also has part 35, section and the mold 12 of the part on the outside of its end
The section of the die cavity 13 of second element 22a matches.In other words, as shown in figure 9, the section of the part 35 has in peak Qu Huihe
Two arcs and convex surface side 36,37.The peak area of part 35 is circular, and at the peak of the end of second element 22a
Extend in the extension in area 34.
Near the second element 20a of formed punch 11, head 14 has transition region 38, and part 35 is connected to by the transition region
Each end in the end of second element 20a.Each transition region 38 have at round peak area merge two sides 39,
40.The peak area extends in the extension in part 35 and the peak area 34 of the end of second element 20a.Side 39,40 respectively has
Have it is flat and relative to the inclined surface direction x, one in the side 36,37 of the arc of the surface coupling part 35 with
A connection in the flat side 32,33 of the end of second element 20a.
As shown in figure 11, the section on the head 14 near the end of second element 20a, 20b such as near transition region 38,
It is likely in the section for being accommodated in the die cavity 13 near second element 22a, 22b of mold 12.
As shown in figure 4, therefore the head 14 of formed punch 11 includes:
First part 41, the first part prolong from one end in the end of a second element in second element 20a
One end in the end of another second element in second element 20a is reached, passes through first element 19, and its section has
Two flat sides 23,24,32,33；
Second part 35, the second part have a section, and there are two arc and the sides on convex surface for the section tool
36,37；And
First part 41 is connected to one in second part 35 by transition region 38, each transition region.
The die cavity 13 of mold 12 includes:
First part 42, its section are matched with the section of the first part 41 on head 14；And
Second part 43, its section are matched with the section of the second part 35 on head 14.
The transition region 38 on head 14 is set as the second part 43 towards die cavity 13, and when to be moved to its curved for upper frame 9
When rolling over position, the transition region is contained in the second part 43.This arrangement allows simply and accurately to generate ripple, institute
Ripple tool is stated there are two area, described two areas have different sections, and particularly, do not need the die cavity with transition region
13, the transition region corresponds to the position of the transition region 38 on head 14 along the position of x-axis.
Although in addition, as described above, the element 19 of formed punch 11,20, the various pieces 41,38,35 on head 14 on 20b
Distribution is particularly advantageous, because it allows to simply manufacture formed punch 11, but the present invention is not limited to such embodiments.Cause
This, which is contemplated that, is made single-piece for head 14 or head is made to include more or fewer elements 19,20a, 20b.For mold 12
It is contemplated that similar modification.
In one embodiment, as shown in figure 15, ripple 3 to be formed can be in the ripple 3 between Liang Ge node area 5
Each part in have and one or more reinforce dents 55.The purpose of this dent 55 is to improve the resistance to pressure of ripple.Each
Dent 55 is about spill, and will be recessed from the inner face side of metal plate 1.In order to be generated in this way when bending metal plate 1
Reinforcement dent 55, the second part 43 of die cavity includes one or more protrusions, these protrusions are inwardly projecting, exceed
The rest part of second part 43, and the second part 35 on the head 14 of formed punch 11 have matched with the protrusion and towards
The depressed section of the protrusion.
In unshowned another embodiment, have in each part of ripple 3 of the ripple between Liang Ge node area 5
There is ribs.Rib is substantially convex surface, and they are prominent from the side of the inner face of metal plate 1.In this case, formed punch 11
The second part on head 14 there is one or more towards external 43 protrusions outstanding, and the second part 43 of die cavity 13
Depressed section with matched shape.
Figure 12 and Figure 13 shows the bending device according to second embodiment.The embodiment and aforementioned embodiments
The difference is that the end of the various pieces 35,38,41,42,43 of head 14 and die cavity 13 relative to X-axis line laterally and
Extend in inclined plane, and in the foregoing embodiment, they extend in the plane orthogonal with X-axis line.The of head 14
The each end and the first part 42 of die cavity 13 and each end of second part 43 of a part 41 and second part 35 exist
Relative to extending in the inclined plane in the direction x, on the one hand, so that the first part 41,42 of head 14 and die cavity 13 is along X-axis line
Size increase towards their own peak area 25,28, and on the other hand so that the second part 35 of head 14 and die cavity 13,
43 reduce along the size of X-axis line towards their own peak area 31.In this embodiment, the first of formed punch 11 and mold 12
Element and second element 19,20a, 20b, 21, the end of 22b correspondingly tilt.
This bending device is intended to generate ripple, wherein being to incline with each transition wire between the area Liang Ge of different shapes
Oblique.As shown in Fig. 2, this is particularly advantageous when the metal plate 1 so manufactured is intended to be associated with strengthening part 44.
This strengthening part 44 for be arranged in sealing film and for the ripple between the supporting element of the sealing film below.Cause
This, strengthening part 44 allows to reduce the stress in sealing film, these stress may be caused by many factors, when including cooling tank
Be heat-shrinked, the deflection of beam effect of container and due to goods movement especially because expansion caused by dynamic pressure.As showing
Example, particularly, discloses this strengthening part 44 in document WO 2010040922.
Strengthening part 44 includes hollow shell 45, and the hollow shell forms the main body of strengthening part.Strengthening part 44
Bottom wall 46 is flat, can be shelved on the supporting element of film.Hollow shell 45 has upper wall 47, and the shape of the upper wall permits
Perhaps strengthening part 44 meets the shape in the region of the ripple of its insertion, the i.e. head 14 corresponding to the formed punch 11 of above-mentioned bending device
With the shape matched shape of the second part 35,43 of the die cavity 13 of mold 12.Thin rib 48 is arranged in hollow shell 45 to improve
Its rigidity, for example, five ribs surround prostheses expansion in a star fashion.
In the embodiment shown, the longitudinal end 49 of hollow shell 45 is by along the longitudinal direction relative to strengthening part 44
The inclined plane cutting of axis.The inclination of the longitudinal end of hollow shell 45 corresponds to the pass Figure 12 and the bending device of Figure 13 obtains
The inclination of the transition between two corrugated regions obtained.This allows between strengthening part 44 and the ripple for accommodating the strengthening part
Contact surface increases, to help to improve the validity of strengthening part 44.
Figure 14 schematically shows the bending device according to third embodiment.
Formed punch 11 and mold 12 are formed by multiple first elements 50,52 and multiple second elements 51,53 respectively, these elements
It is arranged alternating with each otherly.
Near the first element 50 of formed punch 11, head, which has, is similar to section constant shown in Fig. 6, and in formed punch
Second element 51 near, head have similar to Fig. 9 second element 20a part 35 constant section.In addition, in mould
Near the first element 52 and second element 53 of tool, the section of die cavity corresponds respectively to the area of first element 21 as shown in Figure 7
The section of section and second element 22a as shown in Figure 10.
In this embodiment, the transition region 54 between the various pieces on the head of formed punch 11 is respectively in 50 He of first element
It is generated at linking part between second element 51.Therefore, transition region is by being orthogonal to the surface shape of the x-axis of 51 end of second element
At the side of the arc of the section of second element 51 is connect with the flat side of the section of adjacent first element 50.
The size of the first element 50 of formed punch 11 in the x direction is greater than the size of the corresponding first element 52 of mold 12.
In addition, each first element 50 of formed punch 11 is arranged so that two longitudinal end respectively in two second elements of mold 12
The two sides of the first element 52 of corresponding mold 12 are arranged in each top in 53, described two second elements.Therefore, with it is preceding
It is the same to state embodiment, transition region 54 is located at 53 top of second element.
Although the present invention is described referring to several particular implementations, it is apparent that it is not limited to this, and
And if the technical equivalents and their combination of described device belong to the scope of the present invention, the present invention is comprising all these
Technical equivalents and their combination.
Particularly, although in embodiment described above, each element 21 of mold 12, the shape of 22a, 22b, 52,53
It as single-piece, but it is suitable for include two side sections and the central part mobile relative to described two side sections
Mould element, as disclosed in application WO 16034782.
The use of verb "comprising" or " comprising " and its combining form be not precluded in the presence of in addition to described in claim it
Outer element or step.
In the claims, any reference marker between bracket shall not be construed as limitations on claims.
Claims (11)
1. one kind includes: for forming the bending device of ripple, the bending device in metal plate (1)
- the first frame (9) and the second frame (10), first frame and second frame can be in lay-down positions and bending
It is vertically movable relative to each other between position；
First frame (9) punch support (11), the formed punch correspond to the shape of the ripple to be formed, and along vertical
Extend to direction；
Second frame (10) support has the mold (12) of die cavity (13), and the die cavity (13) is set as towards the punching
Head (11), and be arranged so that the formed punch (11) is bonded in the die cavity (13), so as to when first frame and the
One in two frames (9,10) when being moved between lay-down position and crooked place relative to another, by the metal plate
(1) it is pressed between the formed punch (11) and the die cavity (13)；
First formed punch (11) includes head (14), and the head (14) has generally V-shaped section, and includes at least
One first part (41) and two second parts (35), described two second parts are arranged along the longitudinal direction described the
The two sides of a part of (41), the first part (41) are connected in the second part (35) by transition region (38,54)
Each second part, each of the first part and the second part are included in two to merge at peak area (25,34)
Side (23,24,32,33,36,37), to limit the generally V-shaped section, the side of the first part (41) (23,
24, it 32,33) is flat, and the side (36,37) of the second part (35) is arc and convex surface；
The die cavity (13) includes at least a first part (42) and two second parts (43), and described the of the die cavity
Two parts are arranged along the longitudinal direction in the two sides of the first part (42), the first part of the die cavity (13)
(42) it is respectively provided with and the first part (41) of the head (14) and the second part with the second part (43)
(35) the matched section of section；
The first part (41) of the head (14) is set as the first part (42) towards the die cavity (13),
And the second part (35) on the head is set as every in the second part (43) towards the die cavity (13)
A second part；Two transition regions (38,54) are set as the second part (43) respectively for the die cavity (13)
In each second part, and one in first frame and second frame (9,10) relative to another from
When its lay-down position is moved to its crooked place, two transition regions can be contained in the second part of the die cavity
Each second part in.
2. bending device according to claim 1, wherein the first part (41) of the head (14) is along described vertical
It is greater than size of the first part (42) of the die cavity (13) along the longitudinal direction, the head to the size in direction
(14) the first part (41) be arranged so that the first part (41) tool on the head (14) there are two end, institute
Each second part that two ends are set as in the second part (43) respectively for the die cavity (12) is stated, and is worked as
One in first frame and second frame (9,10) is moved to its bending from its lay-down position relative to another
When position, described two ends can be contained in each second part in the second part of the die cavity.
3. bending device according to claim 1 or 2, wherein each transition region (38) includes two to merge at peak area
A side (39,40), described two sides (39,40) respectively have flat and relative to the inclined table of the longitudinal direction
Face, so as in the side (36,37) by the arc of the second part (35) of the head (14) a side with it is described
Side connection in the flat side (32,33) of the first part (41) on head (14).
4. bending device according to any one of claim 1 to 3, wherein the first part of the head (14)
(41) there are two ends for tool, and each end extends in the plane for being orthogonal to the longitudinal direction.
5. bending device according to any one of claim 1 to 4, wherein the first part of the head (14)
(41) there are two ends for tool, and each end is transverse to the longitudinal direction and relative to the inclined plane of the longitudinal direction
Interior extension so that the first part (41) of the head (14) along the longitudinal direction size towards the peak area (25,
34) increase.
6. bending device according to any one of claim 1 to 5, wherein the formed punch (11) includes at least one the
One element (19) second element (20a, 20b) different with two, the second element (20a, 20b) set along the longitudinal direction
The two sides in the first element (19) are set, the first element (19) is at least partially formed described the of the head (14)
A part of (41), and in the second part (35) on head (14) described in the second element (20a, 20b) each self-forming
One and the transition region (38) in one.
7. bending device according to claim 6, wherein the second element (20a, 20b) of the mold is also each
Form a part of the first part (41) on the head (14).
8. bending device according to any one of claim 1 to 5, wherein the formed punch (11) includes at least one the
One element (50) second element (51) different with two, the second element (51) are arranged along the longitudinal direction described the
The two sides of one element (50), the first element (50) form the first part (41) of the head (14), and described
One in the second part (35) on head (14) described in second element (51) each self-forming, the transition region (54) is respective
It generates between a second element in the first element (50) and the second element (51) of the head (14)
At linking part.
9. bending device according to any one of claim 1 to 8, wherein the mold (12) includes at least one the
One element (the 21,52) second element (22a, 22b, 53) different with two, the second element is arranged along the longitudinal direction
In the two sides of the first element (21,52), the first element (21,52) of the mold (12) and the second element
(22a, 22b, 53) is respectively formed the first part (42) and the second part (43) of the die cavity (13).
10. bending device according to any one of claim 1 to 9, wherein the head (14) includes n first
Divide (41) and n+1 second part (35), wherein n is integer, each of the first part (41) of the head (14)
First part is arranged between two second parts (35) of the head (14), and is connected to institute by transition region (38,54)
State second part (35)；
Wherein the die cavity (13) includes each of n first part (42) and n+1 second part (43), the head (14)
First part (42) is set as a first part in the first part (42) towards the die cavity (13), and described
The second part (35) on head (14) is respectively set as one in the second part (43) towards the die cavity (13)
A second part, and
Wherein two between each first part (41) of the head (14) and adjacent two second parts (35)
The transition region (38,54) is described respectively for each second part in the second part (43) of the die cavity (13)
Each second part in the second part of die cavity is described with the first part (41) towards the head (14)
The first part (42) of die cavity (13) is adjacent, and therefore, when in first frame and second frame (9,10)
One when being moved to its crooked place from its lay-down position relative to another, two transition regions can be contained in described
In each second part in the second part of die cavity.
11. a kind of method for using bar folder according to any one of claim 1 to 10, which comprises
Relative to the mold (12) positioning metal plate (1)；And
One in first frame and second frame (9,10) is moved to relative to another from its lay-down position
Its crooked place.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR1663353 | 2016-12-23 | ||
| FR1663353A FR3061046B1 (en) | 2016-12-23 | 2016-12-23 | FOLDING DEVICE FOR FORMING A CORRUGATION IN A METAL SHEET AND METHOD OF USING THE SAME |
| PCT/FR2017/053606 WO2018115656A1 (en) | 2016-12-23 | 2017-12-15 | Bending machine for forming an undulation in a metal sheet, and method for using said machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110114159A true CN110114159A (en) | 2019-08-09 |
| CN110114159B CN110114159B (en) | 2021-08-20 |
Family
ID=58455213
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201780080021.0A Active CN110114159B (en) | 2016-12-23 | 2017-12-15 | Bending device for forming corrugations in a metal sheet and method of using said device |
Country Status (5)
| Country | Link |
|---|---|
| KR (1) | KR102371115B1 (en) |
| CN (1) | CN110114159B (en) |
| FR (1) | FR3061046B1 (en) |
| RU (1) | RU2748312C2 (en) |
| WO (1) | WO2018115656A1 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR3043344B1 (en) * | 2015-11-05 | 2017-12-08 | Gaztransport Et Technigaz | FOLDING MACHINE FOR FORMING A CORRUGATION IN A METAL SHEET AND METHOD OF USING SUCH A FOLDING MACHINE |
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| US1534299A (en) * | 1921-12-21 | 1925-04-21 | William M Connery | Corrugation-forming die for metal plates |
| CN1614295A (en) * | 2003-10-16 | 2005-05-11 | 气体运输技术公司 | Sealed wall structure and tank furnished with such a structure |
| US20070005176A1 (en) * | 2004-10-29 | 2007-01-04 | Tsunehiko Yamazaki | Method for producing die for press brake and die |
| KR20100091753A (en) * | 2009-02-11 | 2010-08-19 | 삼성중공업 주식회사 | Membrane assembly and method for manufacturing the assembly |
| CN104812507A (en) * | 2013-04-24 | 2015-07-29 | 丰田纺织株式会社 | Device for molding and method for molding metal plate |
| WO2016034782A1 (en) * | 2014-09-02 | 2016-03-10 | Gaztransport Et Technigaz | Folding device for simultaneous formation of a plurality of corrugations in a metal sheet and method for use of said device |
| CN105916606A (en) * | 2013-12-04 | 2016-08-31 | 特鲁普机械奥地利有限公司及两合公司 | Bending machine |
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| SU845955A1 (en) * | 1979-10-22 | 1981-07-15 | Челябинский Политехнический Институтим. Ленинского Комсомола | Apparatus for bending sheet works |
| SE431519B (en) * | 1980-03-04 | 1984-02-13 | Groko Maskin Ab | SET TO BOOK PROFILED PLATE AND DEVICE FOR IMPLEMENTATION OF THE SET |
| JPS5961527A (en) * | 1982-09-29 | 1984-04-07 | Nippon Kokan Kk <Nkk> | Divert forming device of bottom corrugation membrane |
| JPS60187432A (en) * | 1984-03-07 | 1985-09-24 | Shuichi Amano | Press |
| RU2299108C1 (en) * | 2005-08-23 | 2007-05-20 | Открытое акционерное общество "Завод им. В.А. Дегтярева" | Die set for bending curvilinear-contour parts |
| KR20090119470A (en) * | 2008-05-16 | 2009-11-19 | 주식회사 화인텍 | Method for forming membrane in a liquefied natural gas strorage tank and device thereof |
| FR2936784B1 (en) | 2008-10-08 | 2010-10-08 | Gaztransp Et Technigaz | REINFORCED CORRUGATED MEMBRANE TANK |
| EP3015182B1 (en) * | 2013-06-25 | 2017-10-04 | Nissan Motor Co., Ltd | Device and method for forming thin-plate substrate |
| FR3020769B1 (en) | 2014-05-06 | 2017-01-06 | Gaztransport Et Technigaz | FOLDING DEVICE AND METHOD FOR FORMING CORRUGATION IN A METAL SHEET |
-
2016
- 2016-12-23 FR FR1663353A patent/FR3061046B1/en active Active
-
2017
- 2017-12-15 KR KR1020187024524A patent/KR102371115B1/en active IP Right Grant
- 2017-12-15 RU RU2019118039A patent/RU2748312C2/en active
- 2017-12-15 CN CN201780080021.0A patent/CN110114159B/en active Active
- 2017-12-15 WO PCT/FR2017/053606 patent/WO2018115656A1/en active Application Filing
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|---|---|---|---|---|
| US1534299A (en) * | 1921-12-21 | 1925-04-21 | William M Connery | Corrugation-forming die for metal plates |
| CN1614295A (en) * | 2003-10-16 | 2005-05-11 | 气体运输技术公司 | Sealed wall structure and tank furnished with such a structure |
| US20070005176A1 (en) * | 2004-10-29 | 2007-01-04 | Tsunehiko Yamazaki | Method for producing die for press brake and die |
| KR20100091753A (en) * | 2009-02-11 | 2010-08-19 | 삼성중공업 주식회사 | Membrane assembly and method for manufacturing the assembly |
| CN104812507A (en) * | 2013-04-24 | 2015-07-29 | 丰田纺织株式会社 | Device for molding and method for molding metal plate |
| CN105916606A (en) * | 2013-12-04 | 2016-08-31 | 特鲁普机械奥地利有限公司及两合公司 | Bending machine |
| WO2016034782A1 (en) * | 2014-09-02 | 2016-03-10 | Gaztransport Et Technigaz | Folding device for simultaneous formation of a plurality of corrugations in a metal sheet and method for use of said device |
Also Published As
| Publication number | Publication date |
|---|---|
| RU2748312C2 (en) | 2021-05-21 |
| KR20190100017A (en) | 2019-08-28 |
| RU2019118039A3 (en) | 2021-01-25 |
| FR3061046B1 (en) | 2019-05-24 |
| RU2019118039A (en) | 2021-01-25 |
| WO2018115656A1 (en) | 2018-06-28 |
| CN110114159B (en) | 2021-08-20 |
| FR3061046A1 (en) | 2018-06-29 |
| KR102371115B1 (en) | 2022-03-07 |
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