CN108655213A - A kind of sheet metal component bending forming method - Google Patents
A kind of sheet metal component bending forming method Download PDFInfo
- Publication number
- CN108655213A CN108655213A CN201810415475.5A CN201810415475A CN108655213A CN 108655213 A CN108655213 A CN 108655213A CN 201810415475 A CN201810415475 A CN 201810415475A CN 108655213 A CN108655213 A CN 108655213A
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- China
- Prior art keywords
- pressure head
- sheet metal
- metal component
- articulated shaft
- dynamic model
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Classifications
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- 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
- B21D5/01—Bending sheet metal along straight lines, e.g. to form simple curves between rams and anvils or abutments
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- 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
- B21D5/14—Bending sheet metal along straight lines, e.g. to form simple curves by passing between rollers
Abstract
The invention belongs to technical field of board processing, specifically a kind of sheet metal component bending forming method, the bending forming method uses the floating type bender of following multiple roll, the floating type bender of the multiple roll includes body, pushes module, main pressure head, partial pressure head, adjusts unit, dynamic model and cover half, and controller is provided on body；Controller is located at the side of body；The top that module is located at body is pushed, pushes module for depressing main pressure head and partial pressure head；Main pressure head is fixedly connected with module is pushed；It is identical as main pressure head structure to divide head, divides head and main pressure head for being bent sheet metal component；It adjusts unit to be located between partial pressure head and pushing module, adjusts unit for adjusting the rising of partial pressure head or moving left and right；Dynamic model is located at the side of underpart, and dynamic model is slidably connected with body, and dynamic model is used for sheet metal component bending；The present invention can ensure the forming dimension of sheet metal component by way of finely tuning sheet metal component shape, improve the qualification rate of sheet metal component forming.
Description
Technical field
The invention belongs to Sheet Metal Forming Technology field, specifically a kind of sheet metal component bending forming method.
Background technology
Panel beating is a kind of comprehensive cold machining process for metallic plate, including cut, rush/cut/compound, folding, welding, riveting
It connects, splice, be molded, significant feature is exactly Same Part consistency of thickness；Sheet metal component is exactly thin plate handware, that is, can
With the part processed by means such as punching press, bending, stretchings；Metal plate has that light-weight, intensity is high, conductive (can be used in electricity
Magnetic screen), it is at low cost, scale of mass production performance is good the features such as, in fields such as electronic apparatus, communication, auto industry, medical instruments
It is widely applied, more and more extensive with the application of metal plate, the demand of sheet metal component is increasing, and the shape of sheet metal component also becomes
It is varied so that production the corresponding device and method of sheet metal component need to grow with each passing hour, sheet metal component production efficiency it is to be improved；
Meanwhile the dimension precision requirement of sheet metal component is also further increased, especially some crucial auto parts and components, to the ruler of part
Very little more demanding, also some curved parts, the accessory size produced are difficult to ensure, therefore, how to improve sheet metal component at
The method of shape improves the quality and production efficiency of sheet metal component forming, is be worth continuing research the problem of.
In consideration of it, a kind of sheet metal component bending forming method of the present invention, by finely tuning metal plate when sheet metal component shapes
The qualification rate of sheet metal component forming can be improved in part shape, meanwhile, the position that the present invention passes through main pressure head, partial pressure head, dynamic model or cover half
It is adjustable, it can be achieved that various shapes sheet metal component process.
Invention content
In order to make up for the deficiencies of the prior art, the present invention proposes a kind of sheet metal component bending forming method, and the present invention is main
For the bending and punching press to sheet metal component.The present invention improves sheet metal component bending forming method by the floating type bender of multiple roll,
So that sheet metal component in bending or punching press, can improve the qualification rate of metal plate forming by way of finely tuning sheet metal component shape；Meanwhile
The present invention changes the shape of sheet metal component forming by the position of the main pressure head of adjust automatically, partial pressure head, dynamic model and cover half, flexible
Go out more curved surface sheet metal components, reduces the manufacture difficulty of more curved surface sheet metal components.
The technical solution adopted by the present invention to solve the technical problems is：A kind of sheet metal component bending forming method, the bending
Manufacturing process use the floating type bender of following multiple roll, the floating type bender of the multiple roll include body, push module, main pressure head,
Partial pressure head, adjusting unit, dynamic model and cover half, the body are fixed on ground, controller are provided on body；The controller position
In the side of body, controller pushes module, main pressure head, partial pressure head, adjusting unit and dynamic model movement, controller control for controlling
Hydraulic cylinder one processed, three straight reciprocating motion of hydraulic cylinder two and hydraulic cylinder；The top for pushing module and being located at body, pushes module
It is slidably connected with body, pushes module for depressing main pressure head and partial pressure head；The main pressure head, which is located at, to be pushed immediately below module, main
Pressure head is fixedly connected with module is pushed, and main pressure head is for being bent sheet metal component；There are two the partial pressure head settings, and two partial pressures are discrete
In the both sides of main pressure head, partial pressure head is identical as main pressure head structure, and partial pressure head is for being bent sheet metal component；The adjusting unit, which is located at, to be divided
It between pressure head and pushing module, adjusts unit upper end and is connect with module lower end is pushed, adjust unit lower end and connect with head upper end is divided
It connects, adjusts unit for adjusting the rising of partial pressure head or moving left and right；The dynamic model is located at the side of underpart, dynamic model and body
It is slidably connected, can be fixed by fixing piece between dynamic model and body, dynamic model is used for sheet metal component bending；The cover half is located at body
The other side of lower part, cover half are slidably connected with body, can be fixed by fixing piece between cover half and body, and cover half is used for sheet metal component
Beading or pressure arcwall face are used, and fixing piece is screw, nut or the tool that is fixedly clamped；
The bending forming method includes the following steps：
Step 1：With controller control slide block one on body horizontal sliding, so that lower laminate is driven main pressure head and partial pressure head
Be moved to right over dynamic model, and helical axis rotation driven by motor two come adjust between partial pressure head and main pressure head it is horizontal away from
From when that need not divide, can pulling steel wire rope that partial pressure head be made to increase by motor four and be detached with main pressure head；It is needing to use
When cover half, only dynamic model need to be replaced with cover half；
Step 2：After step 1 completes the adjusting to partial pressure head and main pressure head, manual slidable adjustment dynamic model and main pressure head
And the distance between partial pressure head, and fixed dynamic model and body by fixing piece；
Step 3：After dynamic model is adjusted and fixed by step 2, sheet metal component is put on dynamic model, is controlled and is pushed with controller
Module pushes main pressure head and partial pressure head, and main pressure head, partial pressure head and dynamic model are mutually matched by sheet metal component bending and forming, pass through hydraulic pressure
Cylinder two and hydraulic cylinder three finely tune main pressure head and partial pressure the distance between head and dynamic model, make sheet metal component accurate size to millimeter；
Step 4：After sheet metal component bending and forming in step 3, drives main pressure head with controller control hydraulic cylinder one and divide
Pressure head rises, and takes out the sheet metal component after forming.
The pushing module includes that sliding block one, hydraulic cylinder one and lower laminate, the underpart are provided with sliding slot one；It is described
Sliding block one is located at sliding slot one, and one upper end of sliding block is slidably matched with underpart, and one lower end of sliding block is connect with one upper end of hydraulic cylinder；
One lower end of the hydraulic cylinder is connect with lower laminate upper end, and hydraulic cylinder one is sent for pushing down on lower laminate；It is arranged on the body
There are motor one, sprocket wheel one, sprocket wheel two and chain, the sprocket wheel one to be located at body side, sprocket wheel two is located at the body other side, motor
One is located on the body of one homonymy of sprocket wheel, and sprocket wheel two and sprocket wheel one are located in same horizontal line, and sprocket wheel two is located at the one of chain
End, sprocket wheel one are located at the other end of chain, and motor one is rotated for drive sprocket one；The sliding block one is connected with chain, chain
Band movable slider one horizontally slips.When work, motor one is rotated with movable sprocket one, and the rotation of sprocket wheel one drives chain movement, chain
Movement promotes sliding block one to be slided on body, meanwhile, it is pushed downwards back and forth with the lower laminate of controller control hydraulic cylinder one driving, from
And realize the action for moving left and right and pushing for pushing module.
The partial pressure head includes fixing body one, hydraulic cylinder two, roll body one and motor five, and the roll body one is located at fixing body one
Lower part, roll body one are rotatablely connected with fixing body one, and roll body two is used for the forming of sheet metal component；The motor five is located at fixing body one
Side, motor five are fixedly connected with fixing body one, and motor five is for driving roll body one to rotate；The hydraulic cylinder two is located at fixing body
One top, the upper end of hydraulic cylinder two are fixedly connected with unit is adjusted, and the lower end of hydraulic cylinder two is fixed on fixing body one, hydraulic cylinder
Two for finely tuning the height of roll body one in the vertical direction.When work, roll body one is finely tuned in the vertical direction with hydraulic cylinder two
Highly so that roll body one makes the sheet metal component size being forced out comply with standard when pushing sheet metal component, improves the forming essence of sheet metal component
Degree makes the precision that sheet metal component shapes be maintained at a millimeter grade；It is rotated with controller control motor five, motor five drives one turn of roll body
It is dynamic so that sheet metal component is pressed into required shape by roll body two when being shaped to sheet metal component, by rotatable mode；Improve metal plate
The diversification of part production.
The adjusting unit include helical axis, motor two, movable block, articulated shaft one, articulated shaft two, spring one, cantilever one,
Cantilever two, axle sleeve one and motor three, the lower laminate both sides are both provided with axis hole one, and the top of axis hole one is provided with sliding slot two,
Mounting groove one there are two being arranged symmetrically in the middle part of lower laminate；The helical axis is located in axis hole one, and helical axis and one phase of axis hole
Adaptation；The motor two is located in mounting groove one, and motor two is for driving helical axis positive and negative rotation；It is set in the middle part of the movable block
It is equipped with axis hole two, axis hole two runs through movable block, and axis hole two is adapted with helical axis, and movable block is slidably connected with helical axis, mobile
The top of block is slidably matched with sliding slot two, and the just anti-driven movable block of helical axis horizontally slips at lower laminate；The articulated shaft one
Positioned at movable block lower end, articulated shaft one is linked together with movable block；The articulated shaft two is located at one lower end of articulated shaft, articulated shaft two
Upper end and one lower end of articulated shaft it is hinged；The cantilever one is located at the side of movable block, and one end and the movable block of cantilever one are fixed
Connection, the other end of cantilever one are provided with spring one；One end of the spring one is fixedly connected with the end of cantilever, spring one
The other end is fixedly connected with articulated shaft two, and rotation of the spring one for articulated shaft two resets；The cantilever two is located at movable block
One end of the other side, cantilever two is fixedly connected with movable block, and the other end of cantilever two is provided with motor four and steel wire rope, motor four
It is fixed on two end of cantilever；The one ends wound of the steel wire rope is in the shaft of motor four, the other end and articulated shaft of steel wire rope
Two connections, the rotation of motor four and tense wire rope, steel wire rope pull articulated shaft two to turn to horizontal direction；The axle sleeve one is located at
The hinged place of articulated shaft one and articulated shaft two, axle sleeve one are threadedly coupled with articulated shaft one, and axle sleeve one is threadedly coupled with articulated shaft two,
For axle sleeve one for fixing articulated shaft one and articulated shaft two, the outside of axle sleeve one is disposed with a circle tooth；The motor three, which is located at, to be moved
Motion block lower part, motor three are fixed on movable block, and gear one is provided on motor three；The gear one and the tooth phase on axle sleeve one
Engagement, the rotation of gear one drive axle sleeve one to be moved on articulated shaft one and/or articulated shaft two, realize articulated shaft one and articulated shaft two
Between connection relation change.When work, controller controls motor two and drives helical axis positive and negative rotation, motor two, helical axis
With partial pressure head be respectively provided with there are two, two motors two independently drive corresponding helical axis positive and negative rotation, change respectively
Corresponding partial pressure head is at a distance from main pressure head；When needing using partial pressure head, is rotated by three propeller shaft sleeve one of motor, make axle sleeve
One is moved to the hinged place of articulated shaft one and articulated shaft two from articulated shaft one, and articulated shaft one and articulated shaft two are fixed, hinged
Axis one keeps linear state with articulated shaft two；It when that need not divide, is rotated forward by motor four, shrinks steel wire rope, make
It produces relative rotation between articulated shaft two and articulated shaft one, articulated shaft two is lifted so that partial pressure head two follows rising, avoids point
Pressure head interferes main pressure head work；When needing using partial pressure head, motor four rotates backward, steel wire rope looseness, is in elongation state
Spring one will divide head and reset, so that partial pressure head and articulated shaft two is kept in the vertical direction, meanwhile, so that axle sleeve one is moved down, will
Articulated shaft one is fixedly connected with articulated shaft two, convenient for articulated shaft one and two stress of articulated shaft and transmits power.
The dynamic model is provided with multiple, and the distance between dynamic model is adjustable, and dynamic model includes roll body two and hydraulic cylinder three, the liquid
Piston rod one is provided on cylinder pressure three, piston rod one is used to support roll body two；The roll body two is rotatablely connected with piston rod one, roller
Body two is shaped for sheet metal component；The lower part of the body is provided with sliding rail one, and sliding rail one is adapted with three bottom of hydraulic cylinder, hydraulic pressure
Cylinder three is slidably connected with sliding rail one.When work, dynamic model is slided manually, adjusts the distance between dynamic model, adjusts dynamic model and main pressure head
Distance, adjust dynamic model with divide head at a distance from, after good respective distance to be regulated, pass through the multiple screw holes being arranged on dynamic model
One, the slot one passed through for screw and screw and nut being arranged on body, dynamic model and body are fixed, and bracket groove one, which is located at, to be slided
At rail one, one length direction of slot is identical as one length direction of sliding rail；Hydraulic cylinder three be used for finely tune between roll body two and body away from
From to improve the precision influence that roll body two shapes sheet metal component；It is combined, be can shape out various with main pressure head, partial pressure head with dynamic model
Curved sheet metal component.
The cover half includes cavity plate and square, and the cavity plate is provided with multiple, and the height of each cavity plate is identical, the mould of cavity plate
Mouthful size is not exactly the same, and the lower part of cavity plate is adapted with sliding rail one, and cavity plate is slidably connected with sliding rail one, between cavity plate away from
From adjustable；The square is provided with multiple, and the height of each square is identical, and the width of square is not exactly the same, and under square
Portion is adapted with sliding rail one, and square is slidably connected with sliding rail one, and between cavity plate, square can be freely combined square with cavity plate.
When work, cavity plate is selected on demand, adjusts the distance between cavity plate manually, and between square is put into cavity plate, passes through sheet metal component
The shape of forming, by cavity plate and combinations of blocks, after adjusting cover half, by multiple screw holes two for being arranged on dynamic model, body
The slot one passed through for screw and screw and nut being arranged, cover half and body are fixed；With cover half and main pressure head, partial pressure head knot
It closes, sheet metal component can be extruded to the shape of muscle or arcwall face.
The beneficial effects of the invention are as follows：
1. a kind of sheet metal component bending forming method of the present invention, present invention is mainly used for the bendings and punching to sheet metal component
Pressure.The present invention improves sheet metal component bending forming method by the floating type bender of multiple roll so that sheet metal component is in bending or punching press
When, it can ensure the forming dimension of sheet metal component by way of finely tuning sheet metal component shape, improve the qualification rate of sheet metal component forming.
2. a kind of sheet metal component bending forming method of the present invention, the present invention is by main pressure head, partial pressure head and adjusts single
Member cooperates with each other, and keeps the distance between main pressure head and partial pressure head adjustable, can when using main pressure head and partial pressure head at the same time
Main pressure head is adjusted with the distance between head is divided by adjusting unit to change the shape of sheet metal component forming；It need not use point
When pressure head, partial pressure head can be made to be separated with main pressure head by adjusting unit, so that main pressure head is individually shaped to sheet metal component, be suitble to various metal plates
The bending or punching press of golden part.
3. a kind of sheet metal component bending forming method of the present invention, the present invention passes through main pressure head, partial pressure head and dynamic model phase
Mutual cooperating, main pressure head, partial pressure head and dynamic model between distance it is adjustable, it is flexible go out different patterns more curved surface sheet metal components, and
Shape adjust automatically not only can reduce artificial work degree without manually adjusting on demand, but also improve sheet metal component forming
Efficiency, be suitble to trial production of new products.
4. a kind of sheet metal component bending forming method of the present invention, the present invention passes through main pressure head, partial pressure head and cover half
It cooperates with each other, the sheet metal component with multiple muscle or multiple arc surfaces can be extruded, and the distance between muscle and muscle can be on demand
Adjustment, the distance between the size of arc surface or arc surface can adjust on demand so that Complex Panels forming becomes simple, carries
The high efficiency of sheet metal component forming, reduces the manufacture difficulty of golden part.
Description of the drawings
The invention will be further described below in conjunction with the accompanying drawings.
Fig. 1 is the flow chart of sheet metal component bending forming method of the present invention；
Fig. 2 is the floating type bender structural schematic diagram of multiple roll of the present invention；
Fig. 3 is the chain and two connection diagram of sprocket wheel of the present invention；
Fig. 4 is the partial pressure head and adjusting unit connection diagram of the present invention；
In figure：Body 1, sprocket wheel 1, sprocket wheel 2 13, chain 14, pushes module 2, sliding block 1, hydraulic pressure at controller 11
Cylinder 1, main pressure head 3, partial pressure head 4, fixing body 1, hydraulic cylinder 2 42, roll body 1, motor 5 44, is adjusted lower laminate 23
Unit 5, motor 2 52, movable block 53, sliding slot 2 531, articulated shaft 1, articulated shaft 2 55, cantilever 1, hangs helical axis 51
Arm 2 57, motor 4 571, steel wire rope 572, axle sleeve 1, motor 3 59, dynamic model 6, roll body 2 61, hydraulic cylinder 3 62, cover half 7,
Cavity plate 71, square 72, sheet metal component 8.
Specific implementation mode
In order to make the technical means, the creative features, the aims and the efficiencies achieved by the present invention be easy to understand, tie below
Specific implementation mode is closed, the present invention is further explained.
As shown in Figs 1-4, a kind of sheet metal component bending forming method, the bending forming method use the floating type folding of following multiple roll
Bender, the floating type bender of the multiple roll include body 1, push module 2, main pressure head 3, partial pressure head 4, adjust unit 5,6 and of dynamic model
Cover half 7, the body 1 are fixed on ground, controller 11 are provided on body 1；The controller 11 is located at the side of body 1,
Controller 11 is moved for controlling pushing module 2, main pressure head 3, partial pressure head 4, adjusting unit 5 and dynamic model 6, and controller 11 controls liquid
3 62 straight reciprocating motion of cylinder pressure 1, hydraulic cylinder 2 42 and hydraulic cylinder；The top for pushing module 2 and being located at body 1, pushes
Module 2 is slidably connected with body 1, pushes module 2 for depressing main pressure head 3 and partial pressure head 4；The main pressure head 3 is located at lower die
Immediately below block 2, main pressure head 3 is fixedly connected with module 2 is pushed, and main pressure head 3 is for being bent sheet metal component 8；The partial pressure head 4 is provided with
Two, two partial pressure heads 4 separate from the both sides of main pressure head 3, and partial pressure head 4 is identical as 3 structure of main pressure head, and partial pressure head 4 is used for deformed plate
Golden part 8；Between the adjusting unit 5 is located at partial pressure head 4 and pushes module 2, adjusts 5 upper end of unit and connect with 2 lower end of module is pushed
It connects, adjusts 5 lower end of unit and connect with 4 upper end of partial pressure head, adjust unit 5 and rise or move left and right for adjusting partial pressure head 4；It is described
Dynamic model 6 is located at the side of 1 lower part of body, and dynamic model 6 is slidably connected with body 1, can be solid by fixing piece between dynamic model 6 and body 1
Fixed, dynamic model 6 is used for the bending of sheet metal component 8；The cover half 7 is located at the other side of 1 lower part of body, and cover half 7 connects with the sliding of body 1
It connects, can be fixed by fixing piece between cover half 7 and body 1, cover half 7 is used for 8 beading of sheet metal component or pressure arcwall face, and fixing piece is
Screw, nut or the tool that is fixedly clamped；
The bending forming method includes the following steps：
Step 1：With 11 control slide block 1 of controller horizontal sliding on body 1, lower laminate 23 is made to drive main pressure head 3
It is moved to right over dynamic model 6 with partial pressure head 4, and drives the rotation of helical axis 51 to adjust partial pressure head 4 and main pressure by motor 2 52
Horizontal distance between first 3 can pull steel wire rope 572 that partial pressure head 4 is made to increase when that need not divide first 4 by motor 4 571
And it is detached with main pressure head 3；When needing with cover half 7, only dynamic model 6 need to be replaced with cover half 7；
Step 2：After step 1 completes the adjusting to partial pressure head 4 and main pressure head 3, manual slidable adjustment dynamic model 6 and main pressure
The distance between first 3 and partial pressure head 4, and fixed dynamic model 6 and body 1 by fixing piece；
Step 3：After dynamic model 6 is adjusted and fixed by step 2, sheet metal component 8 is put on dynamic model 6, is controlled with controller 11
System pushes module 2 and pushes main pressure head 3 and partial pressure head 4, and main pressure head 3, partial pressure head 4 and dynamic model 6 are mutually matched by 8 bending of sheet metal component
Forming finely tunes main pressure head 3 and partial pressure the distance between head 4 and dynamic model 6 by hydraulic cylinder 2 42 and hydraulic cylinder 3 62, makes sheet metal component
8 accurate sizes are to millimeter；
Step 4：After 8 bending and forming of sheet metal component in step 3, controls hydraulic cylinder 1 with controller 11 and drive main pressure head
3 rise with partial pressure head 4, take out the sheet metal component 8 after forming.
The pushing module 2 includes sliding block 1, hydraulic cylinder 1 and lower laminate 23, and 1 lower part of the body is provided with cunning
Slot one；The sliding block 1 is located at sliding slot one, and one 21 upper end of sliding block and 1 lower slide of body coordinate, one 21 lower end of sliding block with
One 22 upper end of hydraulic cylinder connects；One 22 lower end of the hydraulic cylinder is connect with lower 23 upper end of laminate, and hydraulic cylinder 1 will be for that will push
Body 23 pushes downwards；Motor one, sprocket wheel 1, sprocket wheel 2 13 and chain 14, one 12, the sprocket wheel are provided on the body 1
In 1 side of body, sprocket wheel 2 13 is located at 1 other side of body, and motor one is located on the body 1 of one 12 homonymy of sprocket wheel, sprocket wheel 2 13
It is located in same horizontal line with sprocket wheel 1, and sprocket wheel 2 13 is located at one end of chain 14, sprocket wheel 1 is located at the another of chain 14
One end, motor one are rotated for drive sprocket 1；The sliding block 1 is connected with chain 14, and chain 14 is left with movable slider 1
Right sliding.When work, motor one is rotated with movable sprocket 1, and the rotation of sprocket wheel 1 drives chain 14 to move, the movement of chain 14
Sliding block 1 is promoted to be slided on body 1, meanwhile, it controls laminate 23 under the driving of hydraulic cylinder 1 with controller 11 and pushes down on back and forth
It send, to realize the action for moving left and right and pushing for pushing module 2.
The partial pressure head 4 includes fixing body 1, hydraulic cylinder 2 42, roll body 1 and motor 5 44, the roll body 1
Positioned at one 41 lower part of fixing body, roll body 1 is rotatablely connected with fixing body 1, and roll body 2 61 is used for the forming of sheet metal component 8；Institute
The side that motor 5 44 is located at fixing body 1 is stated, motor 5 44 is fixedly connected with fixing body 1, and motor 5 44 is for driving
Roll body 1 rotates；The hydraulic cylinder 2 42 is located at one 41 top of fixing body, and the upper end of hydraulic cylinder 2 42 is fixed with unit 5 is adjusted
Connection, the lower end of hydraulic cylinder 2 42 are fixed on fixing body 1, and hydraulic cylinder 2 42 is for finely tuning roll body 1 in vertical direction
On height.When work, the height of roll body 1 in the vertical direction is finely tuned with hydraulic cylinder 2 42 so that roll body 1 is pushing
When sheet metal component 8,8 size of the sheet metal component being forced out is made to comply with standard, improve the forming accuracy of sheet metal component 8, sheet metal component 8 is made to shape
Precision is maintained at a millimeter grade；Motor 5 44 is controlled with controller 11 to rotate, motor 5 44 drives roll body 1 to rotate so that roller
Sheet metal component 8 is pressed into required shape by body 2 61 when being shaped to sheet metal component 8, by rotatable mode；Improve the life of sheet metal component 8
The diversification of production.
The adjusting unit 5 includes helical axis 51, motor 2 52, movable block 53, articulated shaft 1, articulated shaft 2 55, bullet
Spring one, cantilever 1, cantilever 2 57, axle sleeve 1 and motor 3 59,23 both sides of lower laminate are both provided with axis hole one, axis hole
One top is provided with sliding slot 2 531, and the middle part of lower laminate 23 is arranged symmetrically that there are two mounting grooves one；The helical axis 51 is located at
In axis hole one, and helical axis 51 is adapted with axis hole one；The motor 2 52 is located in mounting groove one, and motor 2 52 is for driving
51 positive and negative rotation of helical axis；The middle part of the movable block 53 is provided with axis hole two, and axis hole two runs through movable block 53, axis hole two and spiral shell
Spin axis 51 is adapted, and movable block 53 is slidably connected with helical axis 51, and top and the sliding slot 2 531 of movable block 53 are slidably matched, spiral shell
The just anti-driven movable block 53 of spin axis 51 horizontally slips at lower laminate 23；The articulated shaft 1 is located at 53 lower end of movable block, hinge
Spindle 1 is linked together with movable block 53；The articulated shaft 2 55 is located at one 54 lower end of articulated shaft, the upper end of articulated shaft 2 55
It is hinged with one 54 lower end of articulated shaft；The cantilever 1 is located at the side of movable block 53, one end and the movable block 53 of cantilever 1
It is fixedly connected, the other end of cantilever 1 is provided with spring one；One end of the spring one is fixedly connected with the end of cantilever, bullet
The other end of spring one is fixedly connected with articulated shaft 2 55, and rotation of the spring one for articulated shaft 2 55 resets；The cantilever 2 57
Positioned at the other side of movable block 53, one end of cantilever 2 57 is fixedly connected with movable block 53, and the other end of cantilever 2 57 is provided with
Motor 4 571 and steel wire rope 572, motor 4 571 are fixed on 2 57 end of cantilever；The one ends wound of the steel wire rope 572 is in electricity
In the shaft of machine 4 571, the other end of steel wire rope 572 is connect with articulated shaft 2 55, the rotation of motor 4 571 and tense wire rope
572, steel wire rope 572 pulls articulated shaft 2 55 to turn to horizontal direction；The axle sleeve 1 is located at articulated shaft 1 and articulated shaft
2 55 hinged place, axle sleeve 1 are threadedly coupled with articulated shaft 1, and axle sleeve 1 is threadedly coupled with articulated shaft 2 55, axle sleeve one
58 for fixing articulated shaft 1 and articulated shaft 2 55, and the outside of axle sleeve 1 is disposed with a circle tooth；3 59, the motor
In 53 lower part of movable block, motor 3 59 is fixed on movable block 53, and gear one is provided on motor 3 59；The gear one and axis
The tooth covered on one 58 is meshed, and the rotation of gear one drives axle sleeve 1 to be moved on articulated shaft 1 and/or articulated shaft 2 55, real
The change of existing connection relation between articulated shaft 1 and articulated shaft 2 55.When work, controller 11 controls motor 2 52 and drives
51 positive and negative rotation of helical axis, motor 2 52, helical axis 51 and partial pressure head 4 be respectively provided with there are two, two motors 2 52 are independently
51 positive and negative rotation of corresponding helical axis is driven, changes corresponding partial pressure head 4 respectively at a distance from main pressure head 3；It is needing to make
When with partial pressure head 4, is rotated by 3 59 propeller shaft sleeve 1 of motor, axle sleeve 1 is made to be moved to articulated shaft from articulated shaft 1
1 and articulated shaft 2 55 hinged place, articulated shaft 1 and articulated shaft 2 55 are fixed, articulated shaft 1 and articulated shaft 2 55
Keep linear state；It when first 4 need not be divided, is rotated forward by motor 4 571, shrinks steel wire rope 572, make articulated shaft two
It produces relative rotation between 55 and articulated shaft 1, articulated shaft 2 55 is lifted so that partial pressure head 4 two follows rising, avoids point
Pressure head 4 interferes main pressure head 3 to work；When needing using partial pressure head 4, motor 4 571 rotates backward, and steel wire rope 572 relaxes, and is in
The spring one of elongation state is resetted head 4 is divided, and partial pressure head 4 is made to be kept in the vertical direction with articulated shaft 2 55, meanwhile, make axis
It covers 1 to move down, articulated shaft 1 is fixedly connected with articulated shaft 2 55, be convenient for articulated shaft 1 and 2 55 stress of articulated shaft simultaneously
Transmit power.
The dynamic model 6 is provided with multiple, and the distance between dynamic model 6 is adjustable, and dynamic model 6 includes roll body 2 61 and hydraulic cylinder three
62, piston rod one is provided on the hydraulic cylinder 3 62, and piston rod one is used to support roll body 2 61；The roll body 2 61 and piston
Bar one is rotatablely connected, and roll body 2 61 is shaped for sheet metal component 8；The lower part of the body 1 is provided with sliding rail one, sliding rail one and hydraulic pressure
3 62 bottom of cylinder is adapted, and hydraulic cylinder 3 62 is slidably connected with sliding rail one.When work, manually slide dynamic model 6, adjust dynamic model 6 it
Between distance, adjust dynamic model 6 with main pressure head 3 at a distance from, adjust dynamic model 6 and divide head 4 at a distance from, good respective distance to be regulated
Afterwards, by the slot one passed through for screw and screw and nut that are arranged on multiple screw holes one for being arranged on dynamic model 6, body 1,
Dynamic model 6 and body 1 are fixed, bracket groove one is located at sliding rail one, and one length direction of slot is identical as one length direction of sliding rail；Hydraulic pressure
Cylinder 3 62 is for finely tuning the distance between roll body 2 61 and body 1, to improve the precision shadow of 2 61 pairs of sheet metal components 8 of roll body forming
It rings；It is combined with main pressure head 3, partial pressure head 4 with dynamic model 6, can shape out various Curved sheet metal components 8.
The cover half 7 includes cavity plate 71 and square 72, and the cavity plate 71 is provided with multiple, the height phase of each cavity plate 71
Together, the die orifice size of cavity plate 71 is not exactly the same, and the lower part of cavity plate 71 is adapted with sliding rail one, and cavity plate 71 is slided with sliding rail one
Connection, the distance between cavity plate 71 is adjustable；The square 72 is provided with multiple, and the height of each square 72 is identical, square 72
Width is not exactly the same, and the lower part of square 72 is adapted with sliding rail one, and square 72 is slidably connected with sliding rail one, and square 72 is located at
Between cavity plate 71, square 72 can be freely combined with cavity plate 71.When work, on demand select cavity plate 71, manually adjust cavity plate 71 it
Between distance, and between square 72 is put into cavity plate 71, the shape shaped by sheet metal component 8 combines cavity plate 71 with square 72,
After adjusting cover half 7, by the slot one passed through for screw that is arranged on multiple screw holes two for being arranged on dynamic model 6, body 1 and
Screw and nut fixes cover half 7 and body 1；It is combined with main pressure head 3, partial pressure head 4 with cover half 7, sheet metal component 8 can be extruded muscle
Or the shape of arcwall face.
Specifically used flow is as follows：
It is rotated with movable sprocket 1 in use, controlling motor one with controller 11, the rotation of sprocket wheel 1 is driving chain 14 just
The positive and negative rotation of reverse turn, chain 14 promotes sliding block 1 to horizontally slip on body 1, make lower laminate 23 drive main pressure head 3 with
Partial pressure head 4 is moved to the top of dynamic model 6, and the rotation of helical axis 51 driven by motor 2 52 come adjust partial pressure head 4 and main pressure head 3 it
Between horizontal distance, when first 4 need not be divided, can by motor 4 571 pull steel wire rope 572 drive partial pressure head 4 rise, make
Partial pressure head 4 is detached with main pressure head 3；When needing with cover half 7, only dynamic model 6 need to be replaced with cover half 7；Choose dynamic model 6 or fixed
Mould 7 when choosing dynamic model 6, slides dynamic model 6, adjusts the distance between dynamic model 6 manually, adjusts dynamic model 6 at a distance from main pressure head 3, adjusts
Dynamic model 6 is saved at a distance from partial pressure head 4, after good respective distance to be regulated, passes through multiple screw holes one, the body 1 being arranged on dynamic model 6
The slot one passed through for screw and screw, nut of upper setting, dynamic model 6 and body 1 are fixed, and roll body is finely tuned with hydraulic cylinder 3 62
The distance between 2 61 and body 1 influence the precision that sheet metal component 8 shapes with improving roll body 2 61；When choosing cover half 7, by metal plate
The shape that golden part 8 shapes selects cavity plate 71, adjusts the distance between cavity plate 71 manually, and by square 72 be put into cavity plate 71 it
Between, the shape shaped by sheet metal component 8 combines cavity plate 71 with square 72, after adjusting cover half 7, passes through what is be arranged on dynamic model 6
The slot one passed through for screw and screw, nut being arranged on multiple screw holes two, body 1, cover half 7 and body 1 are fixed；It adjusts
After whole active mould 6 or cover half 7, controls motor 2 52 with controller 11 and drive 51 positive and negative rotation of helical axis, two 2 52 points of motors
It is independent to drive corresponding 51 positive and negative rotation of helical axis, change respectively corresponding partial pressure head 4 and main pressure head 3 away from
From；When needing using partial pressure head 4, is rotated by 3 59 propeller shaft sleeve 1 of motor, make axle sleeve 1 from articulated shaft 1
It is moved to the hinged place of articulated shaft 1 and articulated shaft 2 55, articulated shaft 1 and articulated shaft 2 55 are fixed, articulated shaft one is made
54 keep linear state with articulated shaft 2 55；It when first 4 need not be divided, is rotated forward by motor 4 571, shrinks steel wire rope
572, make to produce relative rotation between articulated shaft 2 55 and articulated shaft 1, articulated shaft 2 55 is lifted so that on partial pressure head 4 two
It rises, avoids partial pressure head 4 and main pressure head 3 is interfered to work, when needing using partial pressure head 4, motor 4 571 rotates backward, steel wire rope
572 relaxations, the spring one being stretched are resetted head 4 is divided, and partial pressure head 4 is made to be kept in the vertical direction with articulated shaft 2 55；Together
When, so that axle sleeve 1 is moved down, articulated shaft 1 is fixedly connected with articulated shaft 2 55, makes articulated shaft 1 and articulated shaft 2 55 just
In stress and transmit power；After sheet metal component 8 is put on dynamic model 6, controls pushing module 2 with controller 11 and push 3 He of main pressure head
Divide head 4, main pressure head 3, partial pressure head 4 and dynamic model 6 is mutually matched that 8 bending and forming of sheet metal component is passed through hydraulic pressure in the process
Cylinder 2 42 finely tunes the height in the vertical direction of roll body 1 so that roll body 1 when pushing sheet metal component 8, make sheet metal component 8 at
Shape size complies with standard, and the precision of the forming of sheet metal component 8 can be improved；Motor 5 44 is controlled with controller 11 to rotate, motor 5 44 drives
Dynamic roll body 1 rotates so that sheet metal component 8 is pressed into required shape by roll body 2 61 in a rotating manner when being shaped to sheet metal component 8
Shape；After 8 bending and forming of sheet metal component, controls hydraulic cylinder 1 with controller 11 and main pressure head 3 and partial pressure head 4 is driven to rise, take out
Sheet metal component 8 after forming.
The basic principles, main features and advantages of the invention have been shown and described above.The technical staff of the industry should
Understand, the present invention is not limited to the above embodiments, and the above embodiments and description only describe the originals of the present invention
Reason, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes and improvements
It all fall within the protetion scope of the claimed invention.The claimed scope of the invention is by appended claims and its equivalent circle
It is fixed.
Claims (6)
1. a kind of sheet metal component bending forming method, it is characterised in that：The bending forming method uses the floating type bending of following multiple roll
Machine, the floating type bender of the multiple roll include body (1), push module (2), main pressure head (3), partial pressure head (4), adjust unit (5),
Dynamic model (6) and cover half (7), the body (1) are fixed on ground, controller (11) are provided on body (1)；The controller
(11) it is located at the side of body (1), controller (11) is for controlling pushing module (2), main pressure head (3), partial pressure head (4), adjusting
Unit (5) and dynamic model (6) movement；The top for pushing module (2) and being located at body (1), it is sliding with body (1) to push module (2)
Dynamic connection pushes module (2) for depressing main pressure head (3) and partial pressure head (4)；The main pressure head (3), which is located at, is pushing module (2) just
Lower section, main pressure head (3) are fixedly connected with module (2) is pushed, and main pressure head (3) is for being bent sheet metal component (8)；The partial pressure head (4)
There are two settings, and two partial pressure heads (4) separate from the both sides of main pressure head (3), and partial pressure head (4) is identical as main pressure head (3) structure, partial pressure
Head (4) is for being bent sheet metal component (8)；Between the adjusting unit (5) is located at partial pressure head (4) and pushes module (2), unit is adjusted
(5) upper end is connect with module (2) lower end is pushed, and is adjusted unit (5) lower end and is connect with partial pressure head (4) upper end, adjusts unit (5) and use
Rise or move left and right in adjusting partial pressure head (4)；The dynamic model (6) is located at body (1) lower part, and dynamic model (6) is slided with body (1)
Connection, can be fixed between dynamic model (6) and body (1) by fixing piece, and dynamic model (6) is used for sheet metal component (8) bending；The cover half
(7) it is located at body (1) lower part, cover half (7) is slidably connected with body (1), can pass through fixing piece between cover half (7) and body (1)
Fixed, cover half (7) is used for sheet metal component (8) beading or pressure arcwall face；
The bending forming method includes the following steps：
Step 1：It is controlled with controller (11) and pushes module (2) horizontal sliding on body (1), and be moved on dynamic model (6)
Side, and the horizontal distance divided between head (4) and main pressure head (3) is adjusted by adjusting unit (5), head (4) need not divided
When, partial pressure head (4) rising can be adjusted by adjusting unit (5) and be detached with main pressure head (3)；When needing with cover half (7), only need
Dynamic model (6) is replaced with into cover half (7)；
Step 2：After step 1 completes the adjusting to partial pressure head (4) and main pressure head (3), manual slidable adjustment dynamic model (6) and master
The distance between pressure head (3) and partial pressure head (4), and it is by fixing piece that dynamic model (6) and body (1) is fixed；
Step 3：After dynamic model (6) is adjusted and fixed by step 2, sheet metal component (8) is put on dynamic model (6), controller is used
(11) control pushes module (2) and pushes main pressure head (3) and partial pressure head (4), and main pressure head (3), partial pressure head (4) and dynamic model (6) are mutual
Cooperation by sheet metal component (8) bending and forming；
Step 4：After sheet metal component in step 3 (8) bending and forming, is controlled with controller (11) and push module (2) rising, taken out
Sheet metal component (8) after forming.
2. a kind of sheet metal component bending forming method according to claim 1, it is characterised in that：Pushing module (2) packet
Sliding block one (21), hydraulic cylinder one (22) and lower laminate (23) are included, body (1) lower part is provided with sliding slot one；The sliding block one
(21) it is located at sliding slot one, sliding block one (21) upper end coordinates with body (1) lower slide, sliding block one (21) lower end and hydraulic cylinder one
(22) upper end connects；The hydraulic cylinder one (22) lower end is connect with lower laminate (23) upper end, and hydraulic cylinder one (22) will be for that will push
Body (23) pushes downwards；Motor one, sprocket wheel one (12), sprocket wheel two (13) and chain (14) are provided on the body (1), it is described
Sprocket wheel one (12) is located at body (1) side, and sprocket wheel two (13) is located at body (1) other side, and it is same that motor one is located at sprocket wheel one (12)
On the body (1) of side, sprocket wheel two (13) and sprocket wheel one (12) are located in same horizontal line, and sprocket wheel two (13) is located at chain (14)
One end, sprocket wheel one (12) is located at the other end of chain (14), and motor one is rotated for drive sprocket one (12)；The sliding block one
(21) it is connected with chain (14), chain (14) band movable slider one (21) horizontally slips.
3. a kind of sheet metal component bending forming method according to claim 1, it is characterised in that：The partial pressure head (4) includes
Fixing body one (41), hydraulic cylinder two (42), roll body one (43) and motor five (44), the roll body one (43) are located at fixing body one
(41) lower part, roll body one (43) are rotatablely connected with fixing body one (41), and roll body one (43) is used for the forming of sheet metal component (8)；It is described
Motor five (44) is located at the side of fixing body one (41), and motor five (44) is fixedly connected with fixing body one (41), motor five (44)
For driving roll body one (43) to rotate；The hydraulic cylinder two (42) is located at fixing body one (41) top, hydraulic cylinder two (42) it is upper
End is fixedly connected with unit (5) is adjusted, and the lower end of hydraulic cylinder two (42) is fixed on fixing body one (41), and hydraulic cylinder two (42) is used
In the height of fine tuning roll body one (43) in the vertical direction.
4. a kind of sheet metal component bending forming method according to claim 2, it is characterised in that：Adjusting unit (5) packet
Include helical axis (51), motor two (52), movable block (53), articulated shaft one (54), articulated shaft two (55), cantilever one (56), cantilever
Two (57), axle sleeve one (58) and motor three (59), lower laminate (23) both sides are both provided with axis hole one, and the top of axis hole one is set
It is equipped with sliding slot two (531), is arranged symmetrically in the middle part of lower laminate (23) there are two mounting groove one；The helical axis (51) is located at axis hole
In one, and helical axis (51) is adapted with axis hole one；The motor two (52) is located in mounting groove one, and motor two (52) is for driving
Dynamic helical axis (51) positive and negative rotation；Axis hole two is provided in the middle part of the movable block (53), axis hole two runs through movable block (53), axis
Kong Eryu helical axis (51) is adapted, and movable block (53) is slidably connected with helical axis (51), the top of movable block (53) and sliding slot
Two (531) are slidably matched, and the just anti-driven movable block (53) of helical axis (51) horizontally slips at lower laminate (23)；The articulated shaft
One (54) are located at movable block (53) lower end, and articulated shaft one (54) is linked together with movable block (53)；The articulated shaft two (55) position
In articulated shaft one (54) lower end, the upper end and articulated shaft one (54) lower end of articulated shaft two (55) are hinged；The cantilever one (56) position
One end of side in movable block (53), cantilever one (56) is fixedly connected with movable block (53), and the other end of cantilever one (56) is set
It is equipped with spring one；One end of the spring one is fixedly connected with the end of cantilever, the other end and the articulated shaft two (55) of spring one
It is fixedly connected, rotation of the spring one for articulated shaft two (55) resets；The cantilever two (57) is located at the another of movable block (53)
One end of side, cantilever two (57) is fixedly connected with movable block (53), the other end of cantilever two (57) be provided with motor four (571) and
Steel wire rope (572), motor four (571) are fixed on cantilever two (57) end；The one ends wound of the steel wire rope (572) is in motor four
(571) in shaft, the other end of steel wire rope (572) is connect with articulated shaft two (55), motor four (571) rotation and taut wire
It restricts (572), steel wire rope (572) pulls articulated shaft two (55) to turn to horizontal direction；The axle sleeve one (58) is located at articulated shaft one
(54) be threadedly coupled with articulated shaft one (54) with the hinged place of articulated shaft two (55), axle sleeve one (58), axle sleeve one (58) with it is hinged
Axis two (55) is threadedly coupled, and axle sleeve one (58) is used to fix articulated shaft one (54) and articulated shaft two (55), axle sleeve one (58)
Outside is disposed with a circle tooth；The motor three (59) is located at movable block (53) lower part, and motor three (59) is fixed on movable block (53)
On, gear one is provided on motor three (59)；The gear one is meshed with the tooth on axle sleeve one (58), and the rotation of gear one drives
Axle sleeve one (58) moves on articulated shaft one (54) and/or articulated shaft two (55), realizes articulated shaft one (54) and articulated shaft two
(55) change of the connection relation between.
5. a kind of sheet metal component bending forming method according to claim 1, it is characterised in that：The dynamic model (6) is provided with
Multiple, the distance between dynamic model (6) is adjustable, and dynamic model (6) includes roll body two (61) and hydraulic cylinder three (62), the hydraulic cylinder three
(62) piston rod one is provided on, piston rod one is used to support roll body two (61)；The roll body two (61) is rotated with piston rod one
Connection, roll body two (61) are shaped for sheet metal component (8)；The lower part of the body (1) is provided with sliding rail one, sliding rail one and hydraulic cylinder
Three (62) bottoms are adapted, and hydraulic cylinder three (62) is slidably connected with sliding rail one.
6. a kind of sheet metal component bending forming method according to claim 5, it is characterised in that：The cover half (7) includes recessed
Mould (71) and square (72), the cavity plate (71) are provided with multiple, and the height of each cavity plate (71) is identical, the die orifice of cavity plate (71)
Size is not exactly the same, and the lower part of cavity plate (71) is adapted with sliding rail one, and cavity plate (71) is slidably connected with sliding rail one, cavity plate
The distance between (71) adjustable；The square (72) is provided with multiple, and the height of each square (72) is identical, the width of square (72)
Spend not exactly the same, and the lower part of square (72) is adapted with sliding rail one, and square (72) is slidably connected with sliding rail one, square (72)
Between cavity plate (71), square (72) can be freely combined with cavity plate (71).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810415475.5A CN108655213B (en) | 2018-05-03 | 2018-05-03 | A kind of sheet metal component bending forming method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810415475.5A CN108655213B (en) | 2018-05-03 | 2018-05-03 | A kind of sheet metal component bending forming method |
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| CN108655213A true CN108655213A (en) | 2018-10-16 |
| CN108655213B CN108655213B (en) | 2019-08-09 |
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| CN201810415475.5A Active CN108655213B (en) | 2018-05-03 | 2018-05-03 | A kind of sheet metal component bending forming method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111036744A (en) * | 2019-12-05 | 2020-04-21 | 大同新成新材料股份有限公司 | Bending tool capable of operating in two directions and used for producing intelligent carbon sliding plate and bending method thereof |
| CN111360106A (en) * | 2020-02-20 | 2020-07-03 | 上海航天精密机械研究所 | Flexible loading platform suitable for laser bending forming of plate |
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| GB361209A (en) * | 1931-02-10 | 1931-11-19 | Hugh Osbourne Bennie | Improvements in plate bending rolls |
| DE2641104A1 (en) * | 1976-09-13 | 1978-03-16 | Ljubomir Stanojevic | Combined rolling and bending device for tubes - has two bearing blocks with similar adjustable rollers for different radii blanks |
| CN104889208A (en) * | 2015-05-28 | 2015-09-09 | 南京皓威机械有限公司 | Multi-degree-of-freedom three-roller pipe manufacturing machine |
| CN107511412A (en) * | 2017-09-02 | 2017-12-26 | 安徽海拓志永智能装备股份有限公司 | Work pieces process bending forcing press |
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2018
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB361209A (en) * | 1931-02-10 | 1931-11-19 | Hugh Osbourne Bennie | Improvements in plate bending rolls |
| DE2641104A1 (en) * | 1976-09-13 | 1978-03-16 | Ljubomir Stanojevic | Combined rolling and bending device for tubes - has two bearing blocks with similar adjustable rollers for different radii blanks |
| CN104889208A (en) * | 2015-05-28 | 2015-09-09 | 南京皓威机械有限公司 | Multi-degree-of-freedom three-roller pipe manufacturing machine |
| CN107511412A (en) * | 2017-09-02 | 2017-12-26 | 安徽海拓志永智能装备股份有限公司 | Work pieces process bending forcing press |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111036744A (en) * | 2019-12-05 | 2020-04-21 | 大同新成新材料股份有限公司 | Bending tool capable of operating in two directions and used for producing intelligent carbon sliding plate and bending method thereof |
| CN111036744B (en) * | 2019-12-05 | 2021-05-04 | 大同新成新材料股份有限公司 | Bending tool capable of operating in two directions and used for producing intelligent carbon sliding plate and bending method thereof |
| CN111360106A (en) * | 2020-02-20 | 2020-07-03 | 上海航天精密机械研究所 | Flexible loading platform suitable for laser bending forming of plate |
| CN111360106B (en) * | 2020-02-20 | 2022-02-08 | 上海航天精密机械研究所 | Flexible loading platform suitable for laser bending forming of plate |
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|---|---|
| CN108655213B (en) | 2019-08-09 |
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