CN107052096A - Complex-curved steel plate digital control flexible progressive molding equipment and manufacturing process - Google Patents
Complex-curved steel plate digital control flexible progressive molding equipment and manufacturing process Download PDFInfo
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- CN107052096A CN107052096A CN201710293863.6A CN201710293863A CN107052096A CN 107052096 A CN107052096 A CN 107052096A CN 201710293863 A CN201710293863 A CN 201710293863A CN 107052096 A CN107052096 A CN 107052096A
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- steel plate
- digital control
- curved steel
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- 230000000750 progressive Effects 0.000 title claims abstract description 59
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 58
- 239000010959 steel Substances 0.000 title claims abstract description 58
- 238000000465 moulding Methods 0.000 title claims abstract description 50
- 238000004519 manufacturing process Methods 0.000 title abstract description 28
- 239000002184 metals Substances 0.000 claims abstract description 38
- 239000006096 absorbing agents Substances 0.000 claims abstract description 33
- 239000000463 materials Substances 0.000 claims abstract description 21
- 238000006073 displacement reactions Methods 0.000 claims abstract description 19
- 238000007493 shaping process Methods 0.000 claims abstract description 16
- 230000011218 segmentation Effects 0.000 claims abstract description 11
- 238000010521 absorption reactions Methods 0.000 claims description 7
- 230000000875 corresponding Effects 0.000 claims description 3
- 230000000994 depressed Effects 0.000 claims description 3
- 238000004458 analytical methods Methods 0.000 abstract description 5
- 238000000034 methods Methods 0.000 description 15
- 238000005516 engineering processes Methods 0.000 description 10
- 239000010410 layers Substances 0.000 description 8
- 239000003463 adsorbents Substances 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 4
- 238000003754 machining Methods 0.000 description 4
- 238000001816 cooling Methods 0.000 description 3
- 230000001276 controlling effects Effects 0.000 description 2
- 230000018109 developmental process Effects 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 239000000789 fasteners Substances 0.000 description 2
- 239000007789 gases Substances 0.000 description 2
- 239000003921 oils Substances 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
- 238000004088 simulation Methods 0.000 description 2
- 230000001052 transient Effects 0.000 description 2
- 241000252254 Catostomidae Species 0.000 description 1
- 281000108405 Dimension Data Holdings companies 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000686 essences Substances 0.000 description 1
- 239000000203 mixtures Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006011 modification reactions Methods 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 230000001141 propulsive Effects 0.000 description 1
- 238000006467 substitution reactions Methods 0.000 description 1
- 239000011901 water Substances 0.000 description 1
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
- 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
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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
Abstract
The present invention is applied to complex-curved steel formability technical field, discloses a kind of complex-curved steel plate digital control flexible progressive molding equipment and manufacturing process.Former includes forming machine tool lathe bed, for the progressive support absorber for shaping sheet metal of substep and instrument press head group；Support absorber includes support frame, the adsorption element for adsorbing metal sheet material, the support member for adjusting adsorption element displacement.Manufacturing process uses above-mentioned complex-curved steel plate digital control flexible progressive molding equipment, comprises the following steps：Workpiece is divided into multiple segmentations, the two sides that workpiece is respectively segmented is respectively acting on by the way that instrument press head group and support absorber are progressive successively.A kind of complex-curved steel plate digital control flexible progressive molding equipment provided by the present invention and manufacturing process, the sheet metal of various shapes can be processed, Stability Analysis of Structures is reliable, workable, processing efficiency is higher, and the qualification to operator requires relatively low and final product quality is high.
Description
Technical field
The invention belongs to complex-curved steel formability technical field, more particularly to a kind of complex-curved steel plate digital control flexible is gradually
Enter former and manufacturing process.
Background technology
The processing of the complex-curved steel plate of the processing of complex-curved steel plate, such as hull be shipbuilding key link it
One, fusiform curved surface makes ship have the three-dimension curved surface of good propulsive performance and minimum drag, therefore can both allow hull
The enough support deadweights of acquisition and the buoyancy of loading capacity, in turn ensure that the economy of ship's navigation.For complex-curved metallic plate
The processing of material, prior art mainly has mechanical stamping process, flame forming plate technique and multi-point forming of sheet technique etc. are a variety of to add
Work technique.
Mechanical stamping process is most traditional processing technology, is mainly completed by experienced operator by experience.The processing technology
There is efficiency high, good processing accuracy, press machine is generally used as using big shape hydraulic machine.But, due to drift shape
The limitation of shape and sheet metal thickness, the processing technology can not make the two-way bent plate of deep camber, and the scope of application compares limitation.In addition,
As a result of big shape hydraulic machine as press machine, the processing technology energy resource consumption is than larger, and economy is poor.
Flame forming plate technique is the current complex-curved most common processing technology of deck of boat manufacture field both at home and abroad.The processing work
Skill is using the local curved surface by required for the principle processing of generation plastic shrinkage deformation after High-temperature cooling of sheet metal, processed
Cheng Zhong, high temperature heat source is moved to sheet metal local heating in metal sheet surface along heater wire, is made in metal sheet surface and thickness of slab
Direction produces certain Temperature Distribution, the localized metallic expanded by heating of heating interval；Hindered by surrounding cold metal, produce modeling
Property deformation.At a certain distance from behind thermal source cooling is tracked for water；Tension is started to shrink at after the metal cooling of expanded by heating, is just produced
The deformation of metallic plate.Flame forming plate process is the local thermal transient elastic-plastic deformation of bent plate, and influences bent plate Local Transient temperature
The factor for spending field and displacement is relatively more, so to determine that the final local deformation of bent plate is very difficult, relied primarily at present through
The master worker tested has been manually done.In addition, the processing technology work situation is severe, and the once-forming rate of sheet metal is relatively low, difficult
To realize precision controlling.
Sheet metal multi-point forming processing technology is a kind of processing method of new complex-curved sheet fabrication shaping, mesh
It is preceding still in the experimental study stage, not yet into actual production manufacture field.Because its building mortion is needed in tool heads and branch
The shape that support platform simulates traditional mould upper and lower mould carries out punching press again, therefore building mortion structure is more complicated, manufactures
Cost is also higher, it is impossible to processed suitable for the complicated metal sheet forming of large scale, many batches, narrow application range.
The content of the invention
It is an object of the invention to overcome above-mentioned the deficiencies in the prior art, there is provided a kind of complex-curved steel plate digital control flexible
Progressive molding equipment and manufacturing process, its
The technical scheme is that：A kind of complex-curved steel plate digital control flexible progressive molding equipment, including forming machine tool
Lathe bed, in addition to for the progressive support absorber for shaping sheet metal of substep and instrument press head group, the support is inhaled
Adsorption device and the instrument press head group are connected to the bed piece and are oppositely arranged；The support absorber includes support
Frame, the adsorption element for adsorbing metal sheet material, the support member for adjusting the adsorption element displacement, the support member
Support frame as described above is connected to, the adsorption element is connected to the support member.
Alternatively, the support member is provided with least three rows, and often drain into includes two support members less.
Alternatively, the adsorption element is connected to the upper end of the support member by multi-directional ball connector.
Alternatively, the support member is hydraulic cylinder, and the hydraulic cylinder has hydraulic push rod.
Alternatively, the adsorption element is magnechuck.
Alternatively, the multi-directional ball connector includes universal spherical joint seat and universal with the universal spherical joint seat cooperation
Ball-joint, the universal spherical joint seat is fixedly connected on the hydraulic push rod, and the adsorption element is fixedly connected on described universal
Ball-joint.
Alternatively, support frame as described above includes bottom plate, side plate and upper adjustable plate, and the side plate is provided with two, and the side
The lower end of plate is connected to the both sides of the bottom plate, and the two ends of the upper adjustable plate are connected to the upper end of the side plate,
The upper tuned plate offers multiple through holes for being used to pass through for the hydraulic push rod.
Alternatively, the through hole is provided with oil-free bushing.
Present invention also offers a kind of complex-curved steel plate digital control flexible progressive molding method, using above-mentioned complex-curved
Steel plate digital control flexible progressive molding equipment, comprises the following steps：Workpiece is divided into multiple segmentations, passes through instrument press head group and branch
Adsorbent equipment is progressive successively is respectively acting on the two sides that workpiece is respectively segmented for support, needed for making each section of workpiece shaping being obtained successively
Complex-curved steel plate.
Alternatively, the instrument press head group and the working method of support absorber include following at least one：
1. described in instrument press head group give displacement and speed and be pressed downward, at least two groups branch close to the instrument press head group
Support adsorbent equipment provides downward absorption affinity and moved down with the deformation of workpiece；At least two groups away from the instrument pressure head
The support absorber of group is remained stationary as；
2. described in instrument press head group give displacement and speed and be pressed downward, at least two groups branch close to the instrument press head group
Support adsorbent equipment is moved upwards；
3. the position of each support absorber of adjustment is simultaneously remained stationary as, workpiece is depressed into support and inhaled by the instrument press head group
The position of adsorption device；
4. at least two pressuring head parts in instrument press head group clamp workpiece, work together with corresponding support absorber
At least one pressuring head part in tool press head group is moved down carries out local deformation amendment to workpiece.
A kind of complex-curved steel plate digital control flexible progressive molding equipment provided by the present invention and manufacturing process, can pass through
Processing a series of two-dimensional cross-section layer, (segmented is processed, i.e., one complex-curved steel plate can be divided into multiple segmentations, the present embodiment
In alleged two-dimensional cross-section layer be each segmentation), so as to obtain the sheet metal of complex-curved shape, various shapes can be processed
Sheet metal, Stability Analysis of Structures is reliable, it is possible to achieve automatic processing, workable, processing efficiency is higher, to the ripe of operator
Practice degree and require relatively low.Further, since special mould need not be designed, processing flexibility degree is high, is applicable to processing various not
With the sheet metal of complicated shape, cost is lower, and economy more preferably, employs the progressive molding processing side based on minimizing energy method
Case, can significantly reduce the plastic force of progressive molding processing, reduce the surface quality defect of shaping steel plate, and shaping surface of steel plate adds
Working medium amount is high.
Brief description of the drawings
Technical scheme in order to illustrate the embodiments of the present invention more clearly, below by using required in embodiment
Accompanying drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present invention, for ability
For the those of ordinary skill of domain, on the premise of not paying creative work, it can also be obtained according to these accompanying drawings other attached
Figure.
Fig. 1 is a kind of plane signal of complex-curved steel plate digital control flexible progressive molding equipment provided in an embodiment of the present invention
Figure；
Fig. 2 is a kind of plane signal of complex-curved steel plate digital control flexible progressive molding equipment provided in an embodiment of the present invention
Figure；
Fig. 3 is support absorption in a kind of complex-curved steel plate digital control flexible progressive molding equipment provided in an embodiment of the present invention
The schematic perspective view of device.
Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, it is right below in conjunction with drawings and Examples
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
It should be noted that when element is referred to as " being fixed on " or " being arranged at " another element, it can be directly another
On one element or it may be simultaneously present centering elements.When an element is known as " being connected to " another element, it can
To be directly to another element or may be simultaneously present centering elements.
Only it is relative concept each other it should also be noted that, the orientation term such as left and right, upper and lower in the embodiment of the present invention
Or using the normal operating condition of product as reference, and should not be regarded as restrictive.
As shown in Figure 1 to Figure 3, a kind of complex-curved steel plate digital control flexible progressive molding provided in an embodiment of the present invention is set
It is standby, including forming machine tool lathe bed 1, in addition to for the progressive support absorber 2 and instrument for shaping sheet metal of substep
Press head group 3, support absorber 2 and instrument press head group 3 can be independently arranged, adjust relative position, the support absorber 2
The bed piece 1 is connected to the instrument press head group 3 and is oppositely arranged；Support absorber 2 and instrument press head group 3 can be with
The upper and lower surface of sheet metal is respectively acting on, sheet metal is passed through in support absorber 2 and instrument press head group 3
Act on two-section shaping, i.e.,, both can be with based on minimizing energy method output progressive molding machining locus by way of progressive molding
, again can be with machining shape complicated sail panel material and the shape of a saddle for machining shape common single-curvature sheet material and hyperbolicity sheet material
Sheet material.Further, it is also possible to which the large complicated carved steel plate applied to large ship, other fields shapes problem, such as aircraft
Manufacture, the manufacture of band large-scale metal vessel fabrication, large-scale steel structure etc..The support absorber 2 includes support frame 20, for adsorbing
The adsorption element 25 of sheet metal, the support member 21 for adjusting the displacement of adsorption element 25, the support member 21 connect
Support frame as described above 20 is connected to, the adsorption element 25 is connected to the support member 21.Support member 21 can drive adsorption section
The distance that part 25 is set with the speed displacement of setting, in advance can also be adjusted the adsorption element 25 in each support member 21 to setting
Fixed position, can also be adjusted the adsorption element 25 in part support member 21 to the position of setting, and control section support
Part 21 drives the distance that adsorption element 25 is set with the speed displacement of setting, similarly, and instrument press head group 3 can also be with setting
Speed displacement setting distance, instrument press head group 3 can also be adjusted to the position of setting in advance, can also be by Some tools
The regulation of press head group 3 is to the position of setting, and control section instrument press head group 3 is with the distance of the speed displacement setting of setting.Support
Adsorbent equipment 2 can play support and positioning action in progressive molding process；Instrument press head group 3 can be as execution gradually
Enter the executing agency of forming action, support absorber 2 and instrument press head group 3 cooperatively form multifunction flexible support system
System, it is possible to achieve flexible support and absorption positioning action to the complex-curved sheet material of different shape, by controlling instrument press head group 3
With support absorber 2, can (segmented be processed, i.e., one complex-curved steel plate by processing a series of two-dimensional cross-section layer
It is each segmentation that alleged two-dimensional cross-section layer, which can be divided into multiple segmentations, the present embodiment), same segmentation can also by once or
Shape at least twice, so as to obtain the sheet metal of complex-curved shape, the sheet metal of various shapes can be processed, removed
Outside single-curvature sheet material, hyperbolicity sheet material, sail panel material, shape of a saddle sheet material etc. Various Complex curvature workpiece can also be processed,
It can be used for the processing of the complex-curved steel plate of hull, the large complicated carved steel plate that can be also used for solving other fields is processed into
Shape problem, such as aircraft manufacturing, band large-scale metal vessel fabrication, the manufacture of the large-scale leg of exploitation of offshore oil and gas platform, Large Steel knot
Structure is made, and Stability Analysis of Structures is reliable, is tested by Finite Element Simulation and by manufacturing, experimental results show the shaping
Device fully meets the requirement of progressive molding processing, and feasibility is good, can be the strategic new industry middle and high end equipment manufacturing of China
Positive progradation is played in the development of industry.Moreover, being processed by flexible progressive molding, it is possible to achieve automatic processing, it can grasp
The property made is strong, and processing efficiency is higher.Compared with the prior arts such as flame forming plate processing mode, operator need not be in severe behaviour
Make to be processed production under environment, and the complex-curved steel plate digital control flexible progressive molding equipment that the present embodiment is provided, to behaviour
The qualification for making workman requires relatively low.Further, since special mould need not be designed, it is possible to achieve to Various Complex curved surface
The Flexible Manufacture shaping of sheet metal, cost is lower, and economy more preferably, employs the progressive molding processing based on minimizing energy method
Scheme, can significantly reduce the plastic force of progressive molding processing, reduce the surface quality defect of shaping steel plate, shape surface of steel plate
Crudy is high.
Specifically, the support member 21 is provided with least three rows, and often drain into includes two support members 21 less, often
Adsorption element 25 is provided with individual support member 21, each support member 21 and adsorption element 25 can be independently arranged.
Specifically, the adsorption element 25 is connected to the upper end of the support member 21 by multi-directional ball connector, with
The deformation of sheet metal, adsorption element 25 can be flexible, it is possible to achieve to the flexible support of the complex-curved sheet material of different shape and
Adsorb positioning action.
Specifically, the type of drive of instrument press head group 3 is used in the modes such as hydraulic-driven, motor driving, the present embodiment, institute
Support member 21 is stated for hydraulic cylinder, the hydraulic cylinder has hydraulic push rod.Or, the type of drive of support member 21 and motion are controlled
Mode processed can be changed to servomotor driving and motion control card control.
Specifically, the adsorption element 25 can be magnechuck.The height of support member 21 (hydraulic cylinder, hydraulic pressure support post)
Degree can be applicable to sheet metal of different shapes, so as to reach according to freely adjusting the need for progressive molding processing technology
The effect of flexible support.The top (i.e. the upper end of hydraulic push rod) of each support member 21 (hydraulic cylinder) is mounted on an electricity
Magnetic-disc, magnechuck can freely swing with thrust articulated bearing, it is ensured that during sheet deformation sucker and sheet material it
Between face contact.Wherein, the size of the adsorption element 25 at corner is relatively bigger.
Specifically, the multi-directional ball connector includes universal spherical joint seat and universal with the universal spherical joint seat cooperation
Ball-joint, the universal spherical joint seat is fixedly connected on the hydraulic push rod, and the adsorption element 25 is fixedly connected on described ten thousand
To ball-joint, adsorption element 25 can be with flexible rotating.
Specifically, support frame as described above 20 includes bottom plate 201, side plate 202 and upper adjustable plate 221, and the side plate 202 is provided with
Two and it is oppositely arranged, the lower end of the side plate 202 is connected to the both sides of the bottom plate 201, the upper adjustable plate 221
Two ends are connected to the upper end of the side plate 202, and the upper tuned plate, which is offered, multiple is used for what is passed through for the hydraulic push rod
Through hole, support member 21 can be positioned reliably.
Specifically, the through hole is provided with oil-free bushing 26, of good reliability.
Specifically, forming machine tool lathe bed 1 can use the structure of planer-type, and the instrument press head group 3 includes at least one
Pressuring head part, the pressuring head part is connected to the crossbeam 11 of the forming machine tool lathe bed 1.In the present embodiment, pressuring head part is set
There is an at least row, often drain into includes at least three pressuring head parts less.Each pressuring head part can be with self-movement.Pressuring head part can
To be connected to forming machine tool lathe bed 1 by quick-disassembly structure, pressuring head part can be using structure types such as hydraulic cylinders, and it can basis
Actual conditions select appropriate number of pressuring head part.In the present embodiment, pressuring head part is set down, and support member 21 is arranged on machine
The bottom of bed lathe bed 1, pressuring head part and support member are opposed about 21, provide support for shaped sheet and position.
Specifically, support member 21 can be fixedly connected on bottom plate 201.As an alternative, may be used also between biside plate 202
To be provided with lower adjustable plate.The bottom of the support member 21 (hydraulic cylinder) is connected in the lower adjustable plate, the present embodiment, institute
State that support member 21 is adjustable to be slidably connected to the upper adjustable plate 221 and lower adjustable plate, support member 21 can be along at least
Both direction slidable adjustment position and spacing.
Specifically, the two ends of the upper adjustable plate 221 can be slidably connected to the upper end of the side plate 202, and institute respectively
The two ends for stating adjustable plate 221 are connected with regulation locking member；The two ends of the lower adjustable plate can respectively set and be connected to institute
The inner side of side plate 202 is stated, and the two ends of the lower adjustable plate are connected with lower regulation locking member, upper adjustable plate 221 and lower adjustable plate can
To drive being slided along side plate 202 (first direction) for support member 21 thereon, and pass through upper regulation locking member and lower regulation respectively
Locking member is locked, and upper regulation locking member and lower regulation locking member can be the fasteners such as bolt.
Specifically, the upper adjustable plate 221 is provided with the first chute, and first slide is connected with the first sliding block,
The support member 21 is arranged in first sliding block, and first sliding block is connected with the first regulation locking member；The lower regulation
Plate is provided with the second chute, and second slide is connected with the second sliding block, and the bottom of the support member 21 is fixedly connected
In second sliding block, second sliding block is connected with the second regulation locking member.Support member 21 can along upper adjustable plate 221,
Lower adjustable plate (second direction, second direction is vertical with first direction) is slided, and passes through the first regulation locking member and second respectively
Locking member locking is adjusted, the first regulation locking member and the second regulation locking member can be the fasteners such as bolt.
Specifically, the upper adjustable plate 221 and lower adjustable plate are provided with least three groups, the upper He of adjustable plate 221 described in every group
Lower adjustable plate is connected with support member 21 described at least three, with the shaping applied to complex-curved steel plate of different shapes.
Specifically, the support member 21 or the adsorption element 25 are connected with Displacement Feedback part.
Specifically, the Displacement Feedback part is draw wire encoder, and the lifting action of support member 21 is main by hydraulic cylinder
Driving realize that the action of hydraulic cylinder adjusted by the co-ordination of magnetic valve, ratio flow velocity valve and proportional pressure control valve.
In lifting process, stay wire displacement encoder is by the real-time height value for reading support member 21, to ensure the height of support member 21
Regulation plays a very good protection in safe range.
The embodiment of the present invention additionally provides a kind of complex-curved steel plate digital control flexible progressive molding method, is answered using above-mentioned
Miscellaneous plate with curved surface digital control flexible progressive molding equipment, comprises the following steps：Workpiece is divided into multiple segmentations, passes through instrument pressure head
Group 3 and support absorber 2 is progressive successively is respectively acting on the two sides that workpiece is respectively segmented, makes each section of workpiece to shape successively
Complex-curved steel plate needed for obtaining, employs the processing thought of progressive molding, complicated 3D shape is separated into a series of
Two-dimensional cross-section layer, carries out local flexural deformation and plastic working on two-dimensional cross-section layer, finally realizes complex-curved steel plate
Shape.Therefore in single step progressive molding process, the amount of feeding of instrument press head group 3 is smaller, and sheet metal
Deflection is smaller, so the plastic force of sheet material is also relatively small.According to the three-dimensional dimension data designed a model, the processing technology
Inverse FEM will be based on, the strain and stress distribution of part is calculated, the region and correspondingly of punching press needed for output steel formability
The stroke of drift, and curvature analysis is carried out to the geometric properties of part, amendment needs the region processed.Then according to least energy
Method calculates the springback capacity and final deformation amount of steel plate each several part, compensates the stroke of drift, determines progressive molding processing sequence, utilizes
The softwares such as Mat lab calculate machining locus, and export progressive molding NC codes, so as to realize the digital control processing of progressive molding.
In progressive molding process, each processing step only processes a certain local curvature of sheet metal, then by multiple
The amount of feeding processed and be stepped up instrument press head group 3 realizes the forming of complex-curved sheet metal.
Specifically, the instrument press head group 3 and the working method of support absorber 2 include following at least one：
1. described in instrument press head group 3 give displacement and speed is pressed downward, at least two groups close to the instrument press head group 3
Support absorber 2 provides downward absorption affinity and moved down with the deformation of workpiece；At least two groups away from the instrument
The support absorber 2 of press head group 3 is remained stationary as；
2. described in instrument press head group 3 give displacement and speed is pressed downward, at least two groups close to the instrument press head group 3
Support absorber 2 is moved upwards；
3. the position of each support absorber 2 of adjustment is simultaneously remained stationary as, workpiece is depressed into support by the instrument press head group 3
The position of adsorbent equipment 2；
4. at least two pressuring head parts in instrument press head group 3 clamp workpiece together with corresponding support absorber 2,
At least one pressuring head part in instrument press head group 3 is moved down carries out local deformation amendment to workpiece；
5. described in instrument press head group 3 give displacement and speed is pressed downward, each support absorber 2 provides downward absorption affinity
And moved down with the deformation of workpiece.
In same forming process, above-mentioned working method can be carried out progressive by independent or different permutation and combination to sheet material
Shaping, with the finished product of 3D shape needed for obtaining.
A kind of complex-curved steel plate digital control flexible progressive molding equipment provided by the present invention and manufacturing process, can pass through
Processing a series of two-dimensional cross-section layer, (segmented is processed, i.e., one complex-curved steel plate can be divided into multiple segmentations, the present embodiment
In alleged two-dimensional cross-section layer be each segmentation), so as to obtain the sheet metal of complex-curved shape, various shapes can be processed
Sheet metal, in addition to single-curvature sheet material, hyperbolicity sheet material, can also process sail panel material, shape of a saddle sheet material etc. a variety of multiple
Miscellaneous curvature workpiece, can be used for the processing of the complex-curved steel plate of hull, can be also used for solving the large complicated song in other fields
Face steel plate shapes problem, such as aircraft manufacturing, band large-scale metal vessel fabrication, the system of the large-scale leg of exploitation of offshore oil and gas platform
Make, large-scale steel structure manufacture etc., Stability Analysis of Structures is reliable, by Finite Element Simulation and passes through and manufactures experiment, experiment test knot
Fruit shows that the building mortion fully meets the requirement of progressive molding processing, and feasibility is good, can be in the strategic new industry of China
Positive progradation is played in the development of high-end equipment manufacture.Moreover, being processed by flexible progressive molding, it is possible to achieve automatic
Processing, workable, processing efficiency is higher.Compared with the prior arts such as flame forming plate processing mode, operator need not
Production, and the complex-curved steel plate digital control flexible progressive molding that the present embodiment is provided are processed under severe operating environment
Equipment, the qualification to operator requires relatively low.Further, since special mould need not be designed, processing flexibility degree is high,
It is applicable to process the sheet metal of various different complicated shapes, cost is lower, economy more preferably, is employed based on least energy
The progressive molding processing scheme of method, can significantly reduce the plastic force of progressive molding processing, reduce the surface quality of shaping steel plate
Defect, shaping surface of steel plate crudy is high.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
Any modification, equivalent substitution or improvement made within refreshing and principle etc., should be included in the scope of the protection.
Claims (14)
1. a kind of complex-curved steel plate digital control flexible progressive molding equipment, it is characterised in that including forming machine tool lathe bed, in addition to
For the progressive support absorber for shaping sheet metal of substep and instrument press head group, the support absorber and described
Instrument press head group is connected to the bed piece and is oppositely arranged；
The support absorber includes support frame, the adsorption element for adsorbing metal sheet material, for adjusting the adsorption section
The support member of part displacement, the support member is connected to support frame as described above, and the adsorption element is connected to the support member.
2. complex-curved steel plate digital control flexible progressive molding equipment as claimed in claim 1, it is characterised in that the supporting part
Part is provided with least three rows, and often drain into includes two support members less.
3. complex-curved steel plate digital control flexible progressive molding equipment as claimed in claim 1, it is characterised in that the adsorption section
Part is connected to the upper end of the support member by multi-directional ball connector.
4. complex-curved steel plate digital control flexible progressive molding equipment as claimed in claim 3, it is characterised in that the supporting part
Part is hydraulic cylinder, and the hydraulic cylinder has hydraulic push rod.
5. complex-curved steel plate digital control flexible progressive molding equipment as claimed in claim 1, it is characterised in that the adsorption section
Part is magnechuck.
6. complex-curved steel plate digital control flexible progressive molding equipment as claimed in claim 4, it is characterised in that the multi-directional ball
Connector includes universal spherical joint seat and the universal ball-joint coordinated with the universal spherical joint seat, and the universal spherical joint seat is consolidated
Surely the hydraulic push rod is connected to, the adsorption element is fixedly connected on the universal ball-joint.
7. complex-curved steel plate digital control flexible progressive molding equipment as claimed in claim 6, it is characterised in that support frame as described above
Including bottom plate, side plate and upper adjustable plate, the side plate is provided with two, and the lower end of the side plate is connected to the bottom plate
Both sides, the two ends of the upper adjustable plate are connected to the upper end of the side plate, and the upper tuned plate, which is offered, multiple to be used to supply
The through hole that the hydraulic push rod is passed through.
8. complex-curved steel plate digital control flexible progressive molding equipment as claimed in claim 7, it is characterised in that the through hole
It is provided with oil-free bushing.
9. a kind of complex-curved steel plate digital control flexible progressive molding method, it is characterised in that using as appointed in claim 1 to 9
Complex-curved steel plate digital control flexible progressive molding equipment described in one, comprises the following steps：Workpiece is divided into multiple segmentations,
The two sides that workpiece is respectively segmented is respectively acting on by the way that instrument press head group and support absorber are progressive successively, makes each of workpiece
Complex-curved steel plate needed for Duan Yici shapings are obtained.
10. complex-curved steel plate digital control flexible progressive molding method as claimed in claim 9, it is characterised in that its feature exists
In the working method of the instrument press head group and support absorber includes following at least one：
1. described in instrument press head group give displacement and speed and be pressed downward, at least two groups supports close to the instrument press head group are inhaled
Adsorption device provides downward absorption affinity and moved down with the deformation of workpiece；At least two groups away from the instrument press head group
Support absorber is remained stationary as；
2. described in instrument press head group give displacement and speed and be pressed downward, at least two groups supports close to the instrument press head group are inhaled
Adsorption device is moved upwards；
3. the position of each support absorber of adjustment is simultaneously remained stationary as, workpiece is depressed into support absorption dress by the instrument press head group
The position put；
4. at least two pressuring head parts in instrument press head group clamp workpiece, instrument pressure together with corresponding support absorber
At least one pressuring head part in head group is moved down carries out local deformation amendment to workpiece.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710293863.6A CN107052096A (en) | 2017-04-28 | 2017-04-28 | Complex-curved steel plate digital control flexible progressive molding equipment and manufacturing process |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710293863.6A CN107052096A (en) | 2017-04-28 | 2017-04-28 | Complex-curved steel plate digital control flexible progressive molding equipment and manufacturing process |
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| CN107052096A true CN107052096A (en) | 2017-08-18 |
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| CN201710293863.6A CN107052096A (en) | 2017-04-28 | 2017-04-28 | Complex-curved steel plate digital control flexible progressive molding equipment and manufacturing process |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55112134A (en) * | 1979-02-22 | 1980-08-29 | Topy Ind Ltd | Tangent bender |
| JPS5874215A (en) * | 1981-10-27 | 1983-05-04 | Toshiba Corp | Bending device |
| CN104607517A (en) * | 2015-02-12 | 2015-05-13 | 泰安华鲁锻压机床有限公司 | Flexible complex curved-plate machining equipment |
| CN204996848U (en) * | 2015-10-10 | 2016-01-27 | 山东省博兴县斯诺自动化设备有限公司 | Panel processing combination plant, Automated processing panel system |
| CN205763105U (en) * | 2016-05-28 | 2016-12-07 | 合肥天工标识标牌有限公司 | A kind of apparatus for bending by sheet metal bending |
| CN206898109U (en) * | 2017-04-28 | 2018-01-19 | 深圳先进技术研究院 | Complex-curved steel plate digital control flexible progressive molding equipment |
-
2017
- 2017-04-28 CN CN201710293863.6A patent/CN107052096A/en not_active Application Discontinuation
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55112134A (en) * | 1979-02-22 | 1980-08-29 | Topy Ind Ltd | Tangent bender |
| JPS5874215A (en) * | 1981-10-27 | 1983-05-04 | Toshiba Corp | Bending device |
| CN104607517A (en) * | 2015-02-12 | 2015-05-13 | 泰安华鲁锻压机床有限公司 | Flexible complex curved-plate machining equipment |
| CN204996848U (en) * | 2015-10-10 | 2016-01-27 | 山东省博兴县斯诺自动化设备有限公司 | Panel processing combination plant, Automated processing panel system |
| CN205763105U (en) * | 2016-05-28 | 2016-12-07 | 合肥天工标识标牌有限公司 | A kind of apparatus for bending by sheet metal bending |
| CN206898109U (en) * | 2017-04-28 | 2018-01-19 | 深圳先进技术研究院 | Complex-curved steel plate digital control flexible progressive molding equipment |
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Application publication date: 20170818 |