CN107081366A - Many Qulas stretch control system - Google Patents

Many Qulas stretch control system Download PDF

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Publication number
CN107081366A
CN107081366A CN201710451114.1A CN201710451114A CN107081366A CN 107081366 A CN107081366 A CN 107081366A CN 201710451114 A CN201710451114 A CN 201710451114A CN 107081366 A CN107081366 A CN 107081366A
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CN
China
Prior art keywords
mould
clamp
locking
control system
qulas
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201710451114.1A
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Chinese (zh)
Inventor
杨宝金
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Jiangsu Rui Jida Building Materials Science And Technology Ltd
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Jiangsu Rui Jida Building Materials Science And Technology Ltd
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Publication date
Application filed by Jiangsu Rui Jida Building Materials Science And Technology Ltd filed Critical Jiangsu Rui Jida Building Materials Science And Technology Ltd
Priority to CN201710451114.1A priority Critical patent/CN107081366A/en
Publication of CN107081366A publication Critical patent/CN107081366A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D22/00Shaping without cutting, by stamping, spinning, or deep-drawing
    • B21D22/20Deep-drawing
    • B21D22/22Deep-drawing with devices for holding the edge of the blanks
    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05BCONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B19/00Programme-control systems
    • G05B19/02Programme-control systems electric
    • G05B19/04Programme control other than numerical control, i.e. in sequence controllers or logic controllers
    • G05B19/05Programmable logic controllers, e.g. simulating logic interconnections of signals according to ladder diagrams or function charts

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Shaping Metal By Deep-Drawing, Or The Like (AREA)

Abstract

Control system is stretched the invention discloses many Qulas, including material jacking mechanism and feeding pressure mechanism, mould is set below feeding pressure mechanism, mould under being set above material jacking mechanism, in lower mould surrounding, multiple feeding clip mechanisms are set, wherein upper mould is set to multipoint forming die, each put and the controllable oil cylinder of data stroke and solenoid directional control valve are set below corresponding mould, lower mould is also configured as multipoint forming die, each put and the controllable oil cylinder of data stroke and solenoid directional control valve are set below corresponding mould, also include touch-screen and programmable controller, touch-screen is connected to programmable controller, by the operating of the controllable oil cylinder of Controlled by Programmable Controller data stroke and solenoid directional control valve.Many Qulas of the present invention stretch control system, the forming stability of product has been obtained effective guarantee using the amount of feeding all controllable digital control systems, solve the difficulty of large format processing, it is ensured that the machining accuracy of hyperbolicity.

Description

Many Qulas stretch control system
Technical field
The present invention relates to metal working technical area, more particularly to a kind of many Qulas stretch control system.
Background technology
Special NC system of machining
The machining control of existing hyperbolic surface construction plate operates for button crawl, the labor intensity of workman and the requirement to operator It is difficult higher, but still many curved surface forming requirements can not be met, the shaping and uniformity for many curve surface work pieces still it is difficult to ensure that.
Wherein, for the high-end construction sheet material of hyperbolicity, due to the initial imperfection and load bearing process that are introduced in manufacturing process In stress concentration or stress be excessive etc. that reason can frequently result in construction sheet material produces damage and failure, failure mode is broadly divided into Five kinds of fiber tension failure, fiber compressive flexing, substrate tensile cracking, matrix compression squeeze crack and delamination damage, and be wherein layered Damage is to be easiest to occur and is most unique one.And hyperbolicity construction sheet material is due to its special geometry, its Stability study is always a difficult point, and the high-end construction sheet material of large format hyperbolicity is larger due to size, the control of its formed precision It is just more difficult.
Consider to design a kind of special NC system of machining for above-mentioned difficulty regarding to the issue above.
The content of the invention
Control system is stretched it is an object of the invention to provide a kind of many Qulas, production is made using the amount of feeding all controllable digital control systems The forming stability of product has obtained effective guarantee.
To achieve the above object, control system, including material jacking mechanism and feeding pressure mechanism are stretched the invention provides many Qulas, pressed Material mechanism is oppositely arranged on above material jacking mechanism, and sets mould below feeding pressure mechanism, above material jacking mechanism Lower mould is set, shaping workpiece is set between upper mould and lower mould, set in lower mould surrounding Multiple feeding clip mechanisms, wherein upper mould is set to multipoint forming die, each puts and numerical control row are set below corresponding mould The controllable oil cylinder of journey and solenoid directional control valve, lower mould are also configured as multipoint forming die, each put and are set below corresponding mould The controllable oil cylinder of data stroke and solenoid directional control valve, in addition to touch-screen and programmable controller are put, touch-screen is connected to programmable Controller, by the operating of the controllable oil cylinder of Controlled by Programmable Controller data stroke and solenoid directional control valve.Many Qulas of the present invention are stretched Control system, makes the forming stability of product obtain effective guarantee using the amount of feeding all controllable digital control systems, and on Mould and lower mould are disposed as multipoint forming die, solve the difficulty of large format processing, it is ensured that hyperbolicity plus Work precision.
Material pulling mechanism is also set up between feeding clip mechanism and lower mould.Plate is further controlled by material pulling mechanism It is smooth to extend.
It is preferred that, wherein the controllable oil cylinder of data stroke and solenoid directional control valve are also respectively arranged with below each feeding clip mechanism, The controllable oil cylinder of data stroke and solenoid directional control valve are also respectively arranged with below each material pulling mechanism.
Further improvement is that, programmable controller includes structure optimization unit, and the structure optimization unit includes optimization Algoritic module, experimental design module, approximation method module and quality method module, wherein structure optimization unit are integrated with ISIGHT Structural optimization software.
Wherein, the feeding clip mechanism includes being oppositely arranged above and below upper clamp and lower clamp, upper clamp and lower clamp, is molded work Part is located between upper clamp and lower clamp, and upper clamp is arranged on locking upper arm, and lower clamp is arranged on locking underarm, lock Rotated and connected by joint shaft in the middle of tight upper arm and locking underarm, the other end of locking upper arm and locking underarm passes through joint respectively Axle rotates connecting clamp galianconism, and the other end of two clamp galianconism is rotatably connected on same turn of clamp base by joint shaft In dynamic point, clamping oil is set in rotating for clamp base between tie point and locking upper arm and the rotation tie point for locking underarm Cylinder.Feeding clip mechanism unitary rotation is connected on clamp base, can opposed jaws base rotation any angle, in addition upper clamp and under The clamping of clamp is driven by clamping cylinder and clamped, and in the drawing process of shaping workpiece, upper clamp and lower clamp can be got over Folder is tighter, thoroughly solves the situation for clamping and skidding being clamped during section bar and sheet metal stretching.The setting of wherein joint shaft causes The rotation of each run-on point is more smooth, and rotates flexible, and being provided with for joint shaft drives clamp galianconism beneficial to clamping cylinder With the rotation of locking upper arm and locking underarm;The work of hydraulic jack is more steady.
Feeding clip mechanism further improvement is that, upper clamp upper end is rotatably connected on locking upper arm one end by joint shaft, The opposite face of upper clamp and lower clamp sets hackle mark.Upper clamp is rotatably connected on the lower end of locking upper arm, is reduced in stretching Friction to plate, sets hackle mark so that the clamping dynamics of plate more preferably, is kept away in the opposite face of upper clamp and lower clamp in addition Exempt to skid.
In many curved surface formings, feeding clip mechanism causes material folding to press from both sides tighter and tighter, thoroughly solves clamping section bar and sheet metal stretching It is middle to clamp situation about skidding, and with no matter workpiece material stretching gripping angle is arbitrarily different, clamping mechanism also can be with clamp bottom The servo-actuated function in seat axle center.
1st, the feeding clip mechanism makes curved surface forming sheet metal thickness be expanded to 0.5 ㎜ -5 ㎜;
2nd, the feeding clip mechanism compresses positioning using edges of boards, it is ensured that product is in machining accuracy qualification rate up to 98.5%.The present invention is more bent The operational control in face makes the forming stability of product obtain effective guarantee using the amount of feeding all controllable digital control systems, more bent The digital control system of face stretching is by touch-screen, programmable controller(PLC), the controllable oil cylinder of data stroke, the composition such as solenoid directional control valve.
Many Qulas of the present invention stretch control system, have the beneficial effect that:
1. using the manufacturing technology of ISIGHT softwares, having decomposed manufacture difficult point, the difficulty of large format processing is solved, it is ensured that hyperbolicity Machining accuracy.
2. curved-surface shape is arbitrarily set, labor strength is reduced, is adapted to produce in enormous quantities.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention;
Fig. 2 is the structural representation of mould under the present invention;
Fig. 3 is the structural representation of feeding clip mechanism of the present invention;
Wherein, 1- feeding pressure mechanisms, 2- shaping workpieces, 3- feeding clip mechanisms, 4- material jacking mechanisms, 5- material pulling mechanisms, the upper moulds of 6-, Mould under 7-, 8- upper clamps, 9- lower clamps, 10- locking underarms, 11- clamping cylinders, 12- locking upper arm, 13- joint shafts, 14- clamp galianconism, 15- clamp bases, the controllable oil cylinder of 16- data strokes, 17- solenoid directional control valves.
Embodiment
The optimal technical scheme that the invention will now be described in detail with reference to the accompanying drawings.
As illustrated, many Qulas of the present invention stretch control system, including material jacking mechanism 4 and feeding pressure mechanism 1, feeding pressure mechanism 1 The top of material jacking mechanism 4 is oppositely arranged on, and mould 6 is set below feeding pressure mechanism 1, is set in the top of material jacking mechanism 4 Lower mould 7 is put, shaping workpiece 2 is set between upper mould 6 and lower mould 7, set in the lower surrounding of mould 7 Multiple feeding clip mechanisms 3 are put, wherein upper mould 6 is set to multipoint forming die, each puts and number is set below corresponding mould The controllable oil cylinder 16 of stroke and solenoid directional control valve 17 are controlled, lower mould 7 is also configured as multipoint forming die, each puts corresponding mould Tool lower section sets the controllable oil cylinder 16 of data stroke and solenoid directional control valve 17, in addition to touch-screen and programmable controller, touch-screen Programmable controller is connected to, by the operating of the controllable oil cylinder 16 of Controlled by Programmable Controller data stroke and solenoid directional control valve 17. Material pulling mechanism 5 is also set up between feeding clip mechanism 3 and lower mould 7.
It is preferred that, wherein the lower section of each feeding clip mechanism 3 is also respectively arranged with the controllable oil cylinder 16 of data stroke and electromagnetic switch Valve 17, each lower section of material pulling mechanism 5 is also respectively arranged with the controllable oil cylinder 16 of data stroke and solenoid directional control valve 17.
Further, programmable controller includes structure optimization unit, and the structure optimization unit includes optimized algorithm mould It is excellent that block, experimental design module, approximation method module and quality method module, wherein structure optimization unit are integrated with ISIGHT structures Change software.
Wherein, the feeding clip mechanism 3 includes upper clamp 8 and lower clamp 9, and upper clamp 8 and lower clamp are oppositely arranged about 9, Shaping workpiece 2 is located between upper clamp 8 and lower clamp 9, and upper clamp 8 is arranged on locking upper arm 12, and lower clamp 9 is arranged on Lock on underarm 10, rotated and connected by joint shaft 13 in the middle of locking upper arm 12 and locking underarm 10, locking upper arm 12 and locking The other end of underarm 10 rotates connecting clamp galianconism 14 by joint shaft 13 respectively, and the other end of two clamp galianconism 14 is by closing Nodal axisn 13 is rotatably connected in the same run-on point of clamp base 15, in rotation tie point and the locking upper arm of clamp base 15 Clamping cylinder 11 is set between 12 and the rotation tie point of locking underarm 10.
Wherein, the upper end of upper clamp 8 is rotatably connected on locking upper arm 12 one end, upper clamp 8 and lower clamp 9 by joint shaft 13 Opposite face set hackle mark.
Many Qulas of the present invention stretch control system, make the forming stability of product using the amount of feeding all controllable digital control systems Effective guarantee has been obtained, and upper mould and lower mould are disposed as multipoint forming die, solve large format and add The difficulty of work, it is ensured that the machining accuracy of hyperbolicity.
The smooth extension of plate is further controlled by material pulling mechanism.
Feeding clip mechanism unitary rotation is connected on clamp base, can opposed jaws base rotation any angle, it is upper in addition to press from both sides The clamping of pincers and lower clamp is driven by clamping cylinder and clamped, and in the drawing process of shaping workpiece, upper clamp and lower folder Pincers can press from both sides tighter and tighter, thoroughly solve the situation for clamping and skidding being clamped during section bar and sheet metal stretching.Wherein joint shaft is set Put and make it that the rotation of each run-on point is more smooth, and rotate flexible, being provided with for joint shaft drives folder beneficial to clamping cylinder Clamp galianconism and locking upper arm and the rotation for locking underarm;The work of hydraulic jack is more steady.
Upper clamp is rotatably connected on the lower end of locking upper arm, the friction to plate is reduced in stretching, in addition in upper clamp Hackle mark is set with the opposite face of lower clamp so that the clamping dynamics of plate is more preferable, it is to avoid skid.
In many curved surface formings, feeding clip mechanism causes material folding to press from both sides tighter and tighter, thoroughly solves clamping section bar and sheet metal stretching It is middle to clamp situation about skidding, and with no matter workpiece material stretching gripping angle is arbitrarily different, clamping mechanism also can be with clamp bottom The servo-actuated function in seat axle center.
1st, the feeding clip mechanism makes curved surface forming sheet metal thickness be expanded to 0.5 ㎜ -5 ㎜;
2nd, the feeding clip mechanism compresses positioning using edges of boards, it is ensured that product is in machining accuracy qualification rate up to 98.5%.The present invention is more bent The operational control in face makes the forming stability of product obtain effective guarantee using the amount of feeding all controllable digital control systems, more bent The digital control system of face stretching is by touch-screen, programmable controller(PLC), the controllable oil cylinder of data stroke, the composition such as solenoid directional control valve.
Many Qulas of the present invention stretch control system, have the beneficial effect that:
1. using the manufacturing technology of ISIGHT softwares, having decomposed manufacture difficult point, the difficulty of large format processing is solved, it is ensured that hyperbolicity Machining accuracy.
2. curved-surface shape is arbitrarily set, labor strength is reduced, is adapted to produce in enormous quantities.
Many Qulas of the present invention stretch control system, and its mechanical action and control process are as follows:Lower mould passes through numerical control Top is to setting position and self-locking holding on the controllable oil cylinder of stroke, and the curved surface material folding of feeding clip mechanism, which stretches jig arm, to be set according to curved surface Fixed or circular arc, or wave, any form, are arbitrarily set by digital control system, reach requirement curved surface or face directly, and upper mould can be with It is depressed into setting height and remembers holding, directly recalls and use in operation afterwards.The system is stable, efficiently, reduces workman Labor intensity, is adapted to produce in enormous quantities.
Wherein, the upper clamp and lower clamp of feeding clip mechanism produce a clamping force, work as work plate when clamping cylinder advances When material or section bar material outwards produce pulling force, clamp galianconism is set to produce a grip force, and as pulling force becomes big, the folder that two short axles are produced Power equally becomes big, and the torque of short axle is less than the torque of locking upper arm and locking underarm again, the clamping force of clamp is more increased, and produces The raw situation for drawing tighter and tighter, reaches the purpose clamped with self-locking.The material folding direction of clamp surrounds the axle servo rotary of clamp base, Material folding draw angle is set not to be affected.
The system uses ISIGHT structural optimization softwares, and its optimization design mainly includes optimized algorithm, experimental design, near Like four modules of method and quality method, while integrated ABAQUS, ANSYS and NASTRAN etc. finite element software realize many mesh Optimization and trade-off analysis between mark optimization and multiple subjects.The digital control system of many curved surface stretchings of the system, can by touch-screen Programmable controller(PLC), the controllable oil cylinder of data stroke, the composition such as solenoid directional control valve.Curved surface is set or circular arc, or wave, arbitrarily Form.

Claims (6)

1. more than Qula stretch control system, it is characterised in that:Including material jacking mechanism and feeding pressure mechanism, feeding pressure mechanism is oppositely arranged on top Expect above mechanism, and mould, mould under being set above material jacking mechanism, upper are set below the feeding pressure mechanism Shaping workpiece is set between mould and lower mould, multiple feeding clip mechanisms are set in lower mould surrounding, wherein on Mould is set to multipoint forming die, each puts and the controllable oil cylinder of data stroke and electromagnetic switch are set below corresponding mould Valve, lower mould is also configured as multipoint forming die, each put set below corresponding mould the controllable oil cylinder of data stroke and Solenoid directional control valve, in addition to touch-screen and programmable controller, touch-screen is connected to programmable controller, by programmable controller Control the operating of the controllable oil cylinder of data stroke and solenoid directional control valve.
2. many Qulas according to claim 1 stretch control system, it is characterised in that:Feeding clip mechanism and lower mould it Between also set up material pulling mechanism.
3. many Qulas according to claim 1 or 2 stretch control system, it is characterised in that:Below wherein each feeding clip mechanism Also it is respectively arranged with below the controllable oil cylinder of data stroke and solenoid directional control valve, each material pulling mechanism and is also respectively arranged with data stroke Controllable oil cylinder and solenoid directional control valve.
4. many Qulas according to claim 3 stretch control system, it is characterised in that:Programmable controller includes structure optimization Unit, the structure optimization unit includes optimization algorithm module, experimental design module, approximation method module and quality method mould Block, wherein structure optimization unit are integrated with ISIGHT structural optimization softwares.
5. many Qulas according to claim 4 stretch control system, it is characterised in that:The feeding clip mechanism include upper clamp and It is oppositely arranged above and below lower clamp, upper clamp and lower clamp, shaping workpiece is located between upper clamp and lower clamp, and upper clamp is pacified On locking upper arm, lower clamp is arranged on locking underarm, is rotated and connected by joint shaft in the middle of locking upper arm and locking underarm Connect, the other end of locking upper arm and locking underarm rotates connecting clamp galianconism by joint shaft respectively, two clamp galianconism it is another One end is rotatably connected in the same run-on point of clamp base by joint shaft, in rotation tie point and the locking of clamp base Clamping cylinder is set between upper arm and the rotation tie point for locking underarm.
6. many Qulas according to claim 5 stretch control system, it is characterised in that:Upper clamp upper end is rotated by joint shaft It is connected to the opposite face setting hackle mark of locking upper arm one end, upper clamp and lower clamp.
CN201710451114.1A 2017-06-15 2017-06-15 Many Qulas stretch control system Pending CN107081366A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710451114.1A CN107081366A (en) 2017-06-15 2017-06-15 Many Qulas stretch control system

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Application Number Priority Date Filing Date Title
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110743952A (en) * 2019-10-31 2020-02-04 湖南同心模具制造有限公司 Multipoint flexible digital forming die for concrete helical blade

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US20130086966A1 (en) * 2010-06-11 2013-04-11 Steel Flower Co., Ltd. Method for manufacturing a sheet molded to form a multi-dimensional curved surface
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Publication number Priority date Publication date Assignee Title
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US20130086966A1 (en) * 2010-06-11 2013-04-11 Steel Flower Co., Ltd. Method for manufacturing a sheet molded to form a multi-dimensional curved surface
CN101947593A (en) * 2010-08-28 2011-01-19 吉林大学 Multiclamp type stretch forming machine
CN102179453A (en) * 2010-11-26 2011-09-14 吉林大学 Flexible side drawing device for forming panel veneer
CN202343781U (en) * 2011-11-04 2012-07-25 松阳县泓源机械有限公司 Tongs of steel pipe expanding-pulling all-in-one machine
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CN206868891U (en) * 2017-06-15 2018-01-12 江苏瑞吉达建材科技有限公司 More Qulas stretch control system

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110743952A (en) * 2019-10-31 2020-02-04 湖南同心模具制造有限公司 Multipoint flexible digital forming die for concrete helical blade
CN110743952B (en) * 2019-10-31 2021-02-12 湖南同心模具制造有限公司 Multipoint flexible digital forming die for concrete helical blade

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Application publication date: 20170822

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