CN109482696A - Film-type liquefied natural gas cargo tank maintenance system stainless steel wave card ripplet making apparatus and manufacture craft - Google Patents
Film-type liquefied natural gas cargo tank maintenance system stainless steel wave card ripplet making apparatus and manufacture craft Download PDFInfo
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- CN109482696A CN109482696A CN201811457862.1A CN201811457862A CN109482696A CN 109482696 A CN109482696 A CN 109482696A CN 201811457862 A CN201811457862 A CN 201811457862A CN 109482696 A CN109482696 A CN 109482696A
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- big ripple
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- 239000003949 liquefied natural gas Substances 0.000 title claims abstract description 23
- 238000012423 maintenance Methods 0.000 title claims abstract description 20
- 229910001220 stainless steel Inorganic materials 0.000 title claims abstract description 20
- 239000010935 stainless steel Substances 0.000 title claims abstract description 20
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 15
- 230000006835 compression Effects 0.000 claims abstract description 41
- 238000007906 compression Methods 0.000 claims abstract description 41
- 238000007747 plating Methods 0.000 claims abstract description 23
- 238000000034 method Methods 0.000 claims abstract description 13
- 230000008569 process Effects 0.000 claims abstract description 9
- 230000007423 decrease Effects 0.000 claims abstract description 7
- 238000003825 pressing Methods 0.000 claims description 37
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 27
- 229910001873 dinitrogen Inorganic materials 0.000 claims description 23
- 230000007246 mechanism Effects 0.000 claims description 6
- 230000001360 synchronised effect Effects 0.000 claims description 5
- 230000011218 segmentation Effects 0.000 claims description 3
- 238000013459 approach Methods 0.000 claims description 2
- 230000003028 elevating effect Effects 0.000 claims description 2
- 239000004744 fabric Substances 0.000 claims 1
- 238000005452 bending Methods 0.000 abstract description 19
- 239000007789 gas Substances 0.000 description 9
- 230000009471 action Effects 0.000 description 6
- 239000003921 oil Substances 0.000 description 5
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 3
- 238000003860 storage Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 239000000295 fuel oil Substances 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- -1 metallurgy Substances 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 2
- 238000013519 translation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000001815 facial effect Effects 0.000 description 1
- 239000010437 gem Substances 0.000 description 1
- 229910001751 gemstone Inorganic materials 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical group O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 description 1
- 239000003915 liquefied petroleum gas Substances 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
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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
- B21D22/00—Shaping without cutting, by stamping, spinning, or deep-drawing
- B21D22/02—Stamping using rigid devices or tools
-
- 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
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/10—Die sets; Pillar guides
-
- 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
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/003—Positioning devices
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The present invention relates to a kind of film-type liquefied natural gas cargo tank maintenance system stainless steel wave card ripplet making apparatus and manufacture crafts, comprising: upper mold, the die head to match with shape with corrugated plating ripplet inner surface configuration；Lower side form is provided with arcwall face, the external surface shape of corrugated plating ripplet is just crossed after two arcwall face pairings；The shape of positioning compression mould, positioning compression mould matches with big ripple inner surface configuration；Moving guide rail carries out mobile guide to positioning compression mould and lower side form, so that positioning compression mould and downside die clamp can move after living plate with plate movement；Distorted pattern descends side forms close and rises and complete the bending of corrugated plating crossover sites variant part with two.Die head can position plate during upper mold decline；Positioning compression mould and downside die clamp are lived plate and are moved as plate is mobile, and plate is avoided to occur stretching and forming local weak position in ripplet bending process；Distorted pattern deforms plate big ripple and ripplet crossover sites.
Description
Technical field
The invention belongs to seal Thermo Isolation Technique field, it is related to liquid storage and/or transport, such as cryogenic liquid.
The present invention is more particularly directed to liquified natural gas carrier (LNGC) field more particularly to a kind of film-type liquefied natural gas cargo tanks
Maintenance system stainless steel wave card ripplet making apparatus and manufacture craft.
Background technique
With gas generation oil in the industries such as building materials, metallurgy, medicine, light industry, liquefied petroleum gas, light bavin is widely used in various industries
Oil and heavy oil make industrial fuel, and the fluctuation of oil price, the restriction of oil sources and traffic condition affect product quality and upgrading,
Also the improvement of air quality is affected.Using the industrial enterprise of fuel oil, if implementing with gas generation oily engineering, improvement project amount is few,
It is with low investment, quick, it is technically feasible, and oil to gas project gas consumption is big, with gas stabilization and gas utilization market
Developing initial stage main support items.For Optimizing City gas consumption structure, quality of filling gas is improved, improves environment, natural gas conduct
Clean energy resource will become the preferred fuels of China's modern city.
LNG(Liquefied Natural Gas) ship be the transport liquefied gases under subzero 163 degrees Celsius of low temperature special purpose ship
Oceangoing ship is high-tech, highly difficult, high added value " three high " product, is a kind of " marine super van cooler ", is called world's shipbuilding
Industry " jewel on imperial crown ".The storage tank of LNG ship is independently of the special tectonic of hull, in the design, mainly considers cryogenic media
Adaptability, therefore it is very high to tank inside structural requirement.
Plate cannot have weak position, for the performance of plate there can be no being damaged, plate surface cannot after processing
It is damaged, and to have effects that reduce in storage tank after board making to evaporate.
Summary of the invention
The present invention provides a kind of production of film-type liquefied natural gas cargo tank maintenance system stainless steel wave card ripplet and sets
Standby, two including being separated from each other descend side forms and live the positioning compression mould of plate, lower side form and positioning compression die clamp with downside die clamp
It can firmly be bent and translate with plate after plate, it is ensured that the phenomenon that plate is not in stretching avoids corrugated plating from weak point occur
Position.
The present invention also provides a kind of production of film-type liquefied natural gas cargo tank maintenance system stainless steel wave card ripplet
Technique carries out ripplet bending to plate, avoids plate surface by upper mold and two groups of servo-actuated lower side forms and positioning compression mould
Frictional influence corrugated plating quality occurs, while also avoiding generating stretching in bending process, corrugated plating is caused weak part shadow occur
Ring quality.
The specific technical proposal of the invention is: a kind of film-type liquefied natural gas cargo tank maintenance system stainless steel wave card
Ripplet making apparatus, comprising:
Upper mold is gone up and down, the die head to match with shape with corrugated plating ripplet inner surface configuration by elevating mechanism driving；
Lower side form, totally two, two lower side forms are separated from each other, and are provided with arcwall face, two arcwall faces on the two opposite sides of lower side form
The external surface shape of corrugated plating ripplet is just crossed after pairing, and the big ripple lower die for accommodating big ripple is provided on lower side form
Chamber；
Positioning compression mould, totally two, and it is corresponding up and down with lower side form respectively, positioning compression mold has and big ripple inner surface configuration
The shape to match；
Moving guide rail, is divided into moving guide rail and lower moving guide rail, and upper moving guide rail is used to support upper junction plate, lower moving guide rail
It is used to support lower side form, upper moving guide rail and the cooperation of lower moving guide rail carry out mobile guide to positioning compression mould and lower side form, make
Positioning compression mould and downside die clamp live after plate can be mobile with plate and move；
Reset spring is divided into upper junction plate reset spring and lower side form reset spring, be respectively used to upper junction plate separately reset and
It is separately resetted for lower side form.
The die head that there is upper mold shape to match with ripplet inner surface configuration, plate is bonded die head during upper mold decline
Appearance realizes the positioning of ripplet crooked inner surface；Lower side form totally two, two lower side form relative sides have arcwall face, two arcs
It just matches with ripplet external surface shape in face of closing, due to the presence of moving guide rail, two lower side forms decline process in upper mold
It is to be moved along lower moving guide rail, in this way as two arcwall faces gradually complete pairing, and just completes ripplet after die-head combination
Bending；Before ripplet bending, plate, which is already bent into type, big ripple, in order to avoid causing deformation to influence big ripple,
The big ripple lower mode cavity for accommodating big ripple is provided on lower side form, after plate is placed on lower side form, big ripple is just blocked
Enter into big ripple lower mode cavity；After plate is placed, plate is clamped by positioning compression mould and lower side form up and down, upper mold declines process
In, it is close towards upper mold that positioning compression mould and lower side form clip plate simultaneously, that is to say, that in ripplet bending process, plane
Position is kept by positioning compression mould and lower side form upper surface, and positioning compression mould and lower side form can move along guide rail movement again,
Plate will not be fixed, so that plate is moved as ripplet position is gradually curved molding, plate stretch be avoided part occur
Weak part；It the closing up can be of two lower side forms is moved and is driven by plate, can also controlled by external agency mobile with plate
And move, the movement of certain two lower side forms is synchronous with the mobile holding of plate；It can be by positioning compression mould under by reset spring
Side form respectively separates again, carries out positioning and clamping to plate plane position again；The size of corrugated plating big ripple and ripplet
Difference can become big ripple and the position that ripplet intersects in crossover sites variant part easy to form by distorted pattern
Shape control, so that the geomery of variant part is controlled, while but also variant part meets design requirement；Positioning compression mould
Group number is determined according to the quantity of big ripple, if big ripple is three, positioning compression mould is three groups, and there are two fixed for each group of tool
Position pressure die.
It further preferably, further include the pre- pressing mold being set between two lower side forms, pre- pressing mold is in lower part of upper die, pre- pressing mold
It is in the longitudinal direction segmental structure, the position of segmentation just corresponds to the position of corrugated plating big ripple.It has been bent big ripple
Plate be placed on lower side form, before ripplet is formally bent, pre- pressing mold and upper mold Die top clamp plate, under upper mold
During row, pre- pressing mold clamps plate with upper mold die head always, and the bending of guarantee plate in this way is controlled.
Further preferably, pre- pressing mold upper surface is plane, and the lower part of pre- pressing mold is connected with nitrogen gas spring, and nitrogen gas spring is vertical
Arrangement is used to support pre- pressing mold and can clamp plate with upper mold to be declined with upper mold is synchronous simultaneously.Pre- pressing mold can with upper mold downlink and
Decline will clamp plate before decline with upper mold die head, therefore pre- pressing mold lower part connects nitrogen gas spring, will by nitrogen gas spring
Pre- pressing mold jacks up, while nitrogen gas spring can provide certain support force again, can produce suitable clamping force with upper mold die head.
Further preferably, the sliding block that rail length direction is moved, sliding block can be moved on by being equipped on upper moving guide rail
The nitrogen gas spring being vertically arranged is connected, nitrogen gas spring is connected with upper junction plate.
Further preferably, take-up housing is provided on sliding block, nitrogen gas spring is mutually fixed with take-up housing, take-up housing and upper junction plate
Between be provided with guide rod, guide rod is oriented to lower connecting plate lifting；Upper junction plate reset spring is horizontally disposed in sliding block
Between seat and upper mold side.
Further preferably, it is installed with standing screw between two lower side forms, standing screw both ends reach the side of lower side form
Outside, be fixed with supporting plate on wherein one end of standing screw, be provided on supporting plate match with big ripple appearance for holding
It receives the groove of big ripple, is provided with nitrogen gas spring between supporting plate and adjacent lower side form.The quantity of the ripplet of corrugated plating compares
It is more, only it is bent one of ripplet again each time, therefore remaining position of plate is supported by supporting plate；Standing screw and nitrogen
Spring cooperation can separate two lower side forms, can also close up two lower side forms.
Further preferably, it is provided with small footprint in two lower side forms, a distorted pattern is fixed in each small footprint upper end, small
Pedestal is in two side positions of precompressed mould and corresponding with corrugated plating big ripple.Every one of ripplet and big ripple crossover sites
Variant part requires two distorted patterns and is deformed, therefore one of the road ripplet Shang Youji big ripple, it is necessary to double amount
Small footprint and distorted pattern.
Further preferably, the length direction of big ripple lower mode cavity and the length direction of upper mold are perpendicular, pre- pressing mold two sides pair
The big ripple lower mode cavity on lower side form answered is in same straight line；The position of two small footprints is exactly in the big wave of two lower side forms
Between line lower mode cavity, that is, small footprint is compared to big ripple lower mode cavity closer to pre- pressing mold.
Further preferably, small footprint two sides are provided with the half the circumference of the sleeve where it joins the shoulder of stretching, and two crank connecting links are arranged in a lower side form,
The two sides of two crank connecting links point in small footprint, one end of crank connecting link and lower side form to be slidably connected, crank connecting link it is another
End is matched with the half the circumference of the sleeve where it joins the shoulder of small footprint, and bootstrap block is provided with below crank connecting link, and the upper surface of bootstrap block is the guide surface to rise and fall,
When side form is close to each other under two, small footprint is lifted under guide surface guidance in crank connecting link lower end.
A kind of film-type liquefied natural gas cargo tank maintenance system stainless steel wave card ripplet manufacture craft, including it is as follows
Step:
The first step, positioning compression: having completed the curved plate of big ripple and be placed on lower side form, positioning compression mould and lower side form
Plate is clamped, the position of first of ripplet is corresponding with upper mold；
Second step, brake forming: upper mold downlink is gradually curved plate, and as plate is bent, positioning compression mould and lower side form are simultaneously
Close towards upper mold, the die-head combination of arcwall face and upper mold is bent out ripplet；
Third step, deformation: in two lower side form approach process, distorted pattern, which rises and is recessed, is bent the top position of big ripple, big
Ripple and ripplet crossover sites form variant part.
Plate is lived after placing by positioning compression mould and downside die clamp, it is ensured that plate is put down when being bent ripplet
Facial position is unaffected；During upper mold declines bending ripplet, positioning compression mould and lower side form are leaned on towards upper mold simultaneously
It closely, and is that progress synchronous with the mobile holding of plate is close, such plate would not stretch, and also avoid plate and go out current situation
Portion's weak part；The deformation of big ripple and ripplet crossover sites is controlled by distorted pattern, so that deformation is controllable.
The beneficial effects of the present invention are: the die head that there is upper mold shape to match with ripplet inner surface, upper mold declined
Die head can position plate in journey；Positioning compression mould and downside die clamp are lived plate and are moved as plate is mobile, keep away
Exempt from plate to occur stretching and forming local weak position in ripplet bending process；By distorted pattern to plate big ripple and small
Ripple crossover sites are deformed, so that the deformation of the deformation position is controllable.
Detailed description of the invention
Fig. 1 is the structural schematic diagram after a kind of corrugated plating ripplet brake forming of the present invention；
Fig. 2 is a kind of device structure schematic diagram of the present invention；
Fig. 3 is the side view of structure shown in Fig. 2 of the present invention；
Fig. 4 is the cross-sectional view of structure shown in Fig. 2 of the present invention；
Fig. 5 is ripplet bending process schematic diagram of the present invention；
In figure: 1, corrugated plating, 2, big ripple, 3, ripplet, 4, variant part, 5, upper mold, 6, pre- pressing mold, 7, lower side form, 8, sliding block,
9, lower moving guide rail, 10, upper junction plate, 11, big ripple lower mode cavity, 12, positioning compression mould, 13, standing screw, 14, nitrogen bullet
Spring, 15, supporting plate, 16, small footprint, 17, upper baffle plate, 18, upper junction plate reset spring, 19, upper moving guide rail, 20, arcwall face,
21, lower side form reset spring, 22, distorted pattern, 23, round end, 24, coupling recess portion, 25, crank connecting link, 26, support shoulder, 27, plate.
Specific embodiment
Below by specific embodiment, and in conjunction with attached drawing, the invention will be further described.
Embodiment:
A kind of film-type liquefied natural gas cargo tank maintenance system stainless steel wave card (referring to Fig. 1), generally rectangle, length
Direction is provided with three big ripples 2 to arch upward, and three big ripples are parallel to each other equidistantly, width direction be provided with nine arch upward it is small
Ripple 3 is parallel to each other between nine ripplets equidistant, and the direction of arching upward of ripplet is identical with the direction of arching upward of big ripple, small echo
Line is mutually perpendicular to intersect with big ripple, and forms variant part 4 in crossover sites.Big ripple corresponds to the position at the top of ripplet to become
The top in shape portion, the top are higher than at the top of big ripple, recess portion are formed along two sides of the big ripple length direction at the top of this, along big
The waviness width direction top two sides form the isthmus to middle shrinkage.
As shown in Fig. 2 Fig. 3 Fig. 4 Fig. 5, a kind of film-type liquefied natural gas cargo tank maintenance system stainless steel wave card small echo
Line making apparatus including bracket (not regarding out in figure), liftable upper mold 5, the pre- pressing mold 6 in lower part of upper die, is in precompressed
Lower side form 7, lift drive mechanism and the translation conveying device of mould two sides.Bracket is in gantry structure, and lift drive mechanism is set to
At the top of gantry support, lift drive mechanism uses hydraulic drive mechanism, including hydraulic cylinder.Upper mold is fixed on hydraulic cylinder extension rod end
Portion is additionally provided with lifting guide post between upper mold and cradle top.It translates conveying device and uses upper and lower sucked type structure, translation
Distance is the horizontal distance at neighboring wavelet ripple peak.It is provided with positioning element on bracket, mainly plate is transported in lower die
Shi Jinhang positioning, after positioning, the position at lower die is exactly the bending position of first of ripplet of plate.
Cradle top is fixed with baffle plate 17, and upper mold is fixed on baffle plate, the shape and ripple of the die head of upper mold
Inner surface configuration match.It is further fixed on moving guide rail 19 on upper baffle plate, sliding block 8 is equipped on upper moving guide rail, on
Mould is fixed on baffle plate middle position, and upper moving guide rail has multiple rows of, and each row is two sections point in ripplet upper mold two sides
Position goes up for each section and is each equipped with a sliding block on moving guide rail.It is fixed with take-up housing on sliding block, is provided on take-up housing vertical
Nitrogen gas spring 14, be fixed with upper junction plate 10 on nitrogen gas spring telescopic end, positioning compression mould 12 be fixed on upper junction plate, on
Guide rod is provided between connecting plate and take-up housing, under the action of nitrogen gas spring, positioning compression mould can be along on guide rod
Lower lifting.Positioning compression mold has the shape to match with the inner surface configuration of the big ripple of corrugated plating.The side of take-up housing with
Upper junction plate reset spring 18 is connected between the side of upper mold, upper junction plate reset spring is pressure spring, is resetted in upper junction plate
Under the action of spring, take-up housing is mobile to the direction far from upper mold with positioning compression mould, i.e. positioning compression mould is separated from each other.On
The two sides of baffle plate are further fixed on limit plate, and limited post is fixed on limit plate, and limited post is horizontally disposed, the end of limited post
It aligns with the outer side edges of take-up housing and is limited for the maximum outward position to take-up housing.
Pre- pressing mold is corresponding with the position of upper mold, and pre- pressing mold is segmentation structure, and isolated position just corresponds to big ripple
Position, pressing mold pre- in this way can avoid big ripple, avoid causing to squeeze to big ripple, the upper surface of pre- pressing mold be it is planar,
Simultaneously liftable, nitrogen gas spring are fixed on pre- stamper seat pre- pressing mold connection nitrogen gas spring by spring base.It is also solid on pre- stamper seat
Surely there is lower moving guide rail 9, two pieces of sliding blocks 8 are equipped on lower moving guide rail, lower side form 7 is fixed on sliding block, two sliding blocks are placed in
The two sides of pre- pressing mold are provided with lower side form reset spring 21 between the side of two lower side forms and the side of spring base, in lower side form
Under the action of reset spring, two lower side forms are far from pre- pressing mold.Be installed with standing screw 13 between two lower side forms, standing screw one end with
The outer side edges of side form (right side in Fig. 3) mutually position under right side, and standing screw left end is fixed with supporting plate 15, the lower side form in left side with
Nitrogen gas spring 14 is connected between supporting plate.Recessed big ripple lower mode cavity compatible with big ripple shape is provided on lower side form
11, supporting plate upper side edge is provided with recessed groove compatible with big ripple shape.Ripplet bending is to be bent it in big ripple
After use, therefore three big ripple lower mode cavities are provided on lower side form, supporting plate has three pieces, and three blocks of supporting plates respectively correspond three big waves
Line lower mode cavity.The top of the opposite side of two lower side forms is provided with arcwall face 20, just crosses corrugated plating after two arcwall face pairings
The external surface shape of ripplet.Under the action of lower side form reset spring, two lower side forms are separated from each other, two lower side forms separation away from
From exactly corrugated plating ripplet flattening length, pre- pressing mold nitrogen gas spring effect under rise, the upper surface of pre- pressing mold with it is small
The upper surface flush of side form under ripple.It is provided with small footprint 16 in two lower side forms, small footprint is internally provided with vertical guiding
Column is fixed with distorted pattern 22, the upper end shape of distorted pattern and recess portion (referring to Fig. 1) shape of corrugated plating variant part 4 in small footprint
It matches, small footprint is in the side of big ripple lower mode cavity in lower side form, and the two sides of small footprint are provided with support shoulder, and support shoulder is set to
The left and right sides (left and right directions in Fig. 4) is provided with crank connecting link 25(referring to fig. 4 in lower side form), crank connecting link point is in small
At left and right sides of pedestal, crank connecting link lower end is provided with round end 23, and the side of crank connecting link towards small footprint is provided with coupling recess portion
24, coupling recess portion is in contact with the support shoulder of small footprint, and horizontal sliding slot, crank connecting link upper end and lower side form are provided in lower side form
Sliding slot cooperation, moves crank connecting link upper end along sliding slot.Be provided with bootstrap block below crank connecting link, bootstrap block it is upper
Surface is the guide surface to rise and fall, and when side form is close to each other under two, crank connecting link blunt end lifts small footprint under guide surface guidance,
It is in contact and is bent out the recess portion of variant part when small footprint is lifted at the top of distorted pattern with big ripple.
The working method of ripplet bending apparatus is (participating in Fig. 5): pre- pressing mold is jacked up under the action of nitrogen gas spring, in advance
The upper surface flush of the upper surface of pressing mold and lower side form, plate 27 are transported to ripplet by pipeline after big ripple is bent
At making apparatus, plate is placed on lower side form, the big ripple on plate snaps onto the big ripple lower mode cavity of lower side form, by
Positioning element positions the side of plate, after positioning, first of ripplet bending position of plate be exactly in upper mold and
Between pre- pressing mold, upper mold downlink gradually lives plate with pre- die clamp, while positioning compression mould also declines and snaps onto big ripple
Big ripple is lived with downside die clamp.Upper mold continues traveling downwardly and pushes the synchronous decline of pre- pressing mold, is gradually curved plate, and plate can be towards small
Ripple direction is drawn close, at this time under positioning compression mould and ripplet side form under the movement of plate therewith along guide rail to ripplet side
To drawing close, side forms is close under two, and the blunt end of crank connecting link moves up and lift small footprint, and the upper end of crank connecting link is outside
It is mobile, it is in contact and is bent out the recess portion of variant part when small footprint is lifted at the top of distorted pattern with big ripple, two lower side forms are close
Afterwards, the arcwall face between lower side form clamps plate to the die head of merging and upper mold and is bent out ripplet.It is released after keeping setting time
Mould is put, completes the bending of one of ripplet, under the action of reset spring, positioning compression mould and lower side form reset respectively, connect
Plate is sucked and translates a spacing by translating conveying device and carry out down the bending of one of ripplet, only complete every time one
The bending of ripplet so repeats, completes the bending of all ripplets.
The above is only presently preferred embodiments of the present invention, is not intended to limit the invention in any way, it is all according to the present invention
Technical spirit any simple modification, change and equivalent transformation to the above embodiments, still fall within the technology of the present invention side
The protection scope of case.
Claims (10)
1. a kind of film-type liquefied natural gas cargo tank maintenance system stainless steel wave card ripplet making apparatus, feature exist
In, comprising:
Upper mold is gone up and down, the die head to match with shape with corrugated plating ripplet inner surface configuration by elevating mechanism driving；
Lower side form, totally two, two lower side forms are separated from each other, and are provided with arcwall face, two arcwall faces on the two opposite sides of lower side form
The external surface shape of corrugated plating ripplet is just crossed after pairing, and the big ripple lower die for accommodating big ripple is provided on lower side form
Chamber；
Positioning compression mould, totally two, and it is corresponding up and down with lower side form respectively, positioning compression mold has and big ripple inner surface configuration
The shape to match；
Moving guide rail, is divided into moving guide rail and lower moving guide rail, and upper moving guide rail is used to support upper junction plate, lower moving guide rail
It is used to support lower side form, upper moving guide rail and the cooperation of lower moving guide rail carry out mobile guide to positioning compression mould and lower side form, make
Positioning compression mould and downside die clamp live after plate can be mobile with plate and move；
Reset spring is divided into upper junction plate reset spring and lower side form reset spring, be respectively used to upper junction plate separately reset and
It is separately resetted for lower side form.
2. film-type liquefied natural gas cargo tank maintenance system stainless steel wave card ripplet production according to claim 1
Equipment, which is characterized in that further include the pre- pressing mold being set between two lower side forms, pre- pressing mold is in lower part of upper die, and pre- pressing mold exists
It is segmental structure on length direction, the position of segmentation just corresponds to the position of corrugated plating big ripple.
3. film-type liquefied natural gas cargo tank maintenance system stainless steel wave card ripplet production according to claim 2
Equipment, which is characterized in that pre- pressing mold upper surface is plane, and the lower part of pre- pressing mold is connected with nitrogen gas spring, the vertical cloth of nitrogen gas spring
It sets to be used to support pre- pressing mold and plate can be clamped with upper mold and decline simultaneously with upper mold is synchronous.
4. film-type liquefied natural gas cargo tank maintenance system stainless steel wave card small echo according to claim 1 or 2 or 3
Line making apparatus, which is characterized in that the sliding block that rail length direction is moved can be moved on by being equipped on upper moving guide rail, sliding
Block connects the nitrogen gas spring being vertically arranged, and nitrogen gas spring is connected with upper junction plate.
5. film-type liquefied natural gas cargo tank maintenance system stainless steel wave card ripplet production according to claim 4
Equipment, which is characterized in that take-up housing is provided on sliding block, nitrogen gas spring is mutually fixed with take-up housing, take-up housing and upper junction plate it
Between be provided with guide rod, guide rod is oriented to lower connecting plate lifting；Upper junction plate reset spring is horizontally disposed in take-up housing
Between upper mold side.
6. film-type liquefied natural gas cargo tank maintenance system stainless steel wave card small echo according to claim 1 or 2 or 3
Line making apparatus, which is characterized in that be installed with standing screw between two lower side forms, standing screw both ends reach the side of lower side form
Outside side, it is fixed with supporting plate on wherein one end of standing screw, is provided on supporting plate and is used for what big ripple appearance matched
The groove for accommodating big ripple, is provided with nitrogen gas spring between supporting plate and adjacent lower side form.
7. film-type liquefied natural gas cargo tank maintenance system stainless steel wave card small echo according to claim 1 or 2 or 3
Line making apparatus, which is characterized in that be provided with small footprint in two lower side forms, a deformation is fixed in each small footprint upper end
Mould, small footprint are in two side positions of pre- pressing mold and corresponding with corrugated plating big ripple.
8. film-type liquefied natural gas cargo tank maintenance system stainless steel wave card ripplet production according to claim 7
Equipment, which is characterized in that be provided with that shape matches with big ripple external surface shape on lower side form for accommodating big ripple
Big ripple lower mode cavity, the length direction of big ripple lower mode cavity and the length direction of upper mold are perpendicular, under pre- pressing mold two sides are corresponding
Big ripple lower mode cavity on side form is in same straight line；The position of two small footprints is exactly in the big ripple lower die of two lower side forms
Between chamber, that is, small footprint is compared to big ripple lower mode cavity closer to pre- pressing mold.
9. film-type liquefied natural gas cargo tank maintenance system stainless steel wave card ripplet production according to claim 7
Equipment, which is characterized in that small footprint two sides are provided with the half the circumference of the sleeve where it joins the shoulder of stretching, two crank connecting links of setting in a lower side form, and two
Two sides of the crank connecting link point in small footprint, one end of crank connecting link are to be slidably connected with lower side form, the other end of crank connecting link
It being matched with the half the circumference of the sleeve where it joins the shoulder of small footprint, is provided with bootstrap block below crank connecting link, the upper surface of bootstrap block be the guide surface of fluctuating, two
When lower side form is close to each other, small footprint is lifted under guide surface guidance in crank connecting link lower end.
10. one kind is according to claim 1 to film-type liquefied natural gas cargo tank maintenance system stainless steel described in 9 any one
The manufacture craft of corrugated plating ripplet making apparatus production ripplet, which comprises the steps of:
The first step, positioning compression: having completed the curved plate of big ripple and be placed on lower side form, positioning compression mould and lower side form
Plate is clamped, the position of first of ripplet is corresponding with upper mold；
Second step, brake forming: upper mold downlink is gradually curved plate, and as plate is bent, positioning compression mould and lower side form are simultaneously
It is close towards upper mold；
Third step, deformation: in two lower side form approach process, distorted pattern, which rises and is recessed, is bent the top position of big ripple, big
Ripple and ripplet crossover sites form variant part.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811457862.1A CN109482696A (en) | 2018-11-30 | 2018-11-30 | Film-type liquefied natural gas cargo tank maintenance system stainless steel wave card ripplet making apparatus and manufacture craft |
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| CN201811457862.1A CN109482696A (en) | 2018-11-30 | 2018-11-30 | Film-type liquefied natural gas cargo tank maintenance system stainless steel wave card ripplet making apparatus and manufacture craft |
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| CN109482696A true CN109482696A (en) | 2019-03-19 |
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| CN117704265A (en) * | 2024-02-18 | 2024-03-15 | 中太(苏州)氢能源科技有限公司 | Corrugated metal plate with cut-out and storage container |
| CN117718374A (en) * | 2024-02-18 | 2024-03-19 | 中太能源科技(上海)有限公司 | Method for manufacturing corrugated plate |
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| CN117718374A (en) * | 2024-02-18 | 2024-03-19 | 中太能源科技(上海)有限公司 | Method for manufacturing corrugated plate |
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| CN117718374B (en) * | 2024-02-18 | 2024-05-10 | 中太能源科技(上海)有限公司 | Method for manufacturing corrugated plate |
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Address after: No.168, Chunxiao Yonghe Road, Beilun District, Ningbo City, Zhejiang Province Applicant after: Ningbo Kairong new energy Co.,Ltd. Address before: No.168, Chunxiao Yonghe Road, Beilun District, Ningbo City, Zhejiang Province Applicant before: NINGBO KAIRONG SHIP MACHINERY CO.,LTD. |
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Effective date of registration: 20220516 Address after: 1 Versailles St. Remy lechevres, France Applicant after: Natural Gas Transportation Technology Co.,Ltd. Address before: No.168, Chunxiao Yonghe Road, Beilun District, Ningbo City, Zhejiang Province Applicant before: Ningbo Kairong new energy Co.,Ltd. |