CN105522022B - A kind of variable curvature bending apparatus of skylight guide rail - Google Patents
A kind of variable curvature bending apparatus of skylight guide rail Download PDFInfo
- Publication number
- CN105522022B CN105522022B CN201610051890.8A CN201610051890A CN105522022B CN 105522022 B CN105522022 B CN 105522022B CN 201610051890 A CN201610051890 A CN 201610051890A CN 105522022 B CN105522022 B CN 105522022B
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- China
- Prior art keywords
- plate
- cylinder
- lower template
- guide rail
- curvature
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- Expired - Fee Related
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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
- B21D7/00—Bending rods, profiles, or tubes
- B21D7/06—Bending rods, profiles, or tubes in press brakes or between rams and anvils or abutments; Pliers with forming dies
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The invention discloses a kind of variable curvature bending apparatus of skylight guide rail, including frame, control system, regulating system, man-machine interactive system, power set, cope plate and lower template, described man-machine interactive system is connected with control system, described control system is connected by power set with regulating system, described regulating system includes the multigroup curvature adjusting part being arranged side by side, described curvature adjusting part includes the curved plate of string configuration, cope plate made of plastic material is provided with below described curved plate, plastic material lower template is correspondingly arranged on below described cope plate, described cope plate is connected with lower template by power set with frame.Man-machine interactive system is shown the state of equipment, curvature, and operating personnel can be controlled by man-machine interactive system to this equipment.The present invention uses Digital Control, and the position of the movable part in equipment is all digitized, can more be accurately controlled the bending curvature of product.
Description
Technical field
The present invention relates to a kind of bending apparatus, more particularly, to a kind of the adjustable of aluminum alloy materials for skylight guide rail
The bending apparatus of curvature.
Background technology
Vehicle dormer window guide rail is generally aluminum and is made, and is oxidized easily, and hardness becomes big after oxidation, and its rebound degree is also therewith
Change.Therefore, be according to the difference of rebound degree, by vehicle dormer window aluminium guide rail when bending vehicle dormer window aluminium guide rail with bending apparatus
Different flexibility is processed, but existing vehicle dormer window aluminium rail bends equipment can only process fixed flexibility, it is impossible to
Adjust bending machining ability.In order to process the skylight guide rail of different curvature, it is necessary to which the mould of different groups is processed to it.
This mode processing cost is larger, and does not meet economic benefit.
In view of the above-mentioned problems, existing Chinese invention patent CN201410318244.4, discloses a kind of vehicle dormer window aluminium and leads
Rail bends adjustable shaping mould, including mold frame, pressue device, cope plate, lower template and multiple rest pads, and pressue device connects
Be connected at the top of mold frame, cope plate is connected to the working end of pressue device, and rest pad be located at mold frame bottom, rest pad and
Rest pad height adjustment mechanism is provided between mold frame, lower template is at the top of rest pad, cope plate and lower template deflection
Material be made, the opposite face of cope plate and lower template is provided with the die cavity being adapted to vehicle dormer window aluminium guide rail surface.Above-mentioned hair
Bright processing flexibility is adjustable, can adjust processing flexibility according to the change of vehicle dormer window aluminium guide material rebound degree, make difference
The vehicle dormer window aluminium guide rail of rebound degree, which can be bent to, to meet the requirements, and improves vehicle dormer window aluminium rail bends passing rate of processing, also
Vehicle dormer window aluminium guide rail processing cost can be reduced.But there are the following problems for above-mentioned patent：1. its degree of crook is adjusted by rest pad
Section so that lower template at the top of rest pad is presented case of bending, but because space to be stayed is to rest pad, under causing
Template can not be bonded rest pad completely, therefore the curvature of lower template can have certain error.2. support tile height regulation machine
Using regulation manually, intuitively its height is adjusted structure for naked eyes, not only troublesome in poeration, and cannot ensure the accurate of regulation
Error be present in rate, the curvature that can cause to finally give.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of variable curvature bending apparatus of skylight guide rail, can obtain
The higher vehicle dormer window guide rail of curvature precision.
Technical scheme is used by the present invention solves above-mentioned technical problem：A kind of variable curvature bending of skylight guide rail is set
It is standby, including frame, control system, regulating system, man-machine interactive system, power set, cope plate and lower template, described is man-machine
Interactive system is connected with control system, and described control system is connected by power set with regulating system, described regulation system
System includes the multigroup curvature adjusting part being arranged side by side, and described curvature adjusting part includes the curved plate of string configuration, institute
Cope plate made of plastic material is provided with below the curved plate stated, plasticity material is correspondingly arranged on below described cope plate
Expect lower template, described cope plate is connected with lower template by power set with frame.
Described regulating system includes fixed plate and multigroup curvature adjusting part, and described fixed plate is horizontally fixed on frame
On, multigroup curvature adjusting part is set perpendicular to fixed plate, and described curvature adjusting part includes the screw rod of setting, is enclosed on spiral shell outside
The nut that is connected on bar and with screw flight, the preceding push rod erect, the rear push rod and curved plate erect, multigroup curved plate is along upper
The width of template is horizontally arranged, and row's shoulder hole and two exhausting holes are provided with described fixed plate, described screw rod
Lower end is stuck in shoulder hole and can rotated in shoulder hole, is fixedly installed on described nut for connecting preceding push rod, rear top
The connecting rod of bar, described preceding push rod are one in front and one in back arranged on screw rod both sides, described preceding push rod and rear push rod with rear push rod
Lower end is connected after passing through described fixed plate with curved plate.Regulation is coordinated using screw rod, nut, curvature adjusting part can be entered
The higher fine setting of row precision, it is possible thereby to ensure the curvature precision of the present invention.By connecting rod, the setting of preceding push rod, rear push rod,
The stability of mass motion is able to ensure that in regulation.
Described power set include be arranged on regulating system on servo closed-loop hydraulic system, in lower template
Multiple lower oil cylinders and multiple first cylinders on cope plate, described servo closed-loop hydraulic system include upper cylinder,
Proportioning valve and multiple servomotors, described upper cylinder are connected with proportioning valve, described proportioning valve, servomotor respectively with control
System processed connection, described control system passing ratio valve control upper cylinder to move, and multiple servomotors are horizontal on screw rod
Side, servomotor are corresponded with screw rod and set, and are connected between described servomotor and screw rod by one group of bevel gear, servo
Motor movement drives screw rod rotation, and described upper cylinder, which is located above regulating system, to be used to control to move down in whole regulating system
It is dynamic.Bevel gear transmission principle is used in the power transmission of curvature regulation, adjustment is convenient, locks certainly.Using servo servo closed loop
Hydraulic system, by control system can arbitrarily adjustment regulating system, the pressure of cope plate, speed, position, increase the present invention's
Universality.
The potential ruler being connected with control system is provided with curvature adjusting part, described potential ruler one end is fixed on connection
On bar, the other end of potential ruler is arranged in frame.Using the such displacement transducer of potential ruler, each can be remembered
The shift value of position, shows in man-machine interactive system.User can also be selected originally to remember by man-machine interactive system
The process data recorded, carry out re-adjustments use.
The bottom surface of curved plate is the arcwall face of outwardly convex, and the front and rear sides face of described curved plate is provided with screens
Part, described card-bit part are that L-type structure part includes bottom plate and backboard, described card-bit part be arranged on curved plate front and back sides and
At knuckle between bottom surface, described bottom plate is located at the bottom surface of curved plate, described backboard be located at curved plate leading flank or after
The outside of side.Vehicle dormer window guide rail is not simple slab construction, and its cross section is irregular shape, is being bent
The displacement of its not merely in the vertical direction changes during processing, while it can be driven to become in the Y-axis direction
Change.This cannot ensure the quality of the skylight guide rail after causing press-bending processing.The setting of card-bit part can effectively eliminate due to
Deformational displacement caused by the change in aluminium alloy extrusions section in the Y direction.
Mounting bracket is provided with the upside of the both ends of described regulating system, the first cylinder, institute are provided with described mounting bracket
With mounting bracket using being flexibly connected, the piston rod on the first described cylinder connects with bracket activity at the middle part for the first cylinder stated
Connect, described bracket is fixed on the end of cope plate, and now the first cylinder is the outward-dipping setting in lower end.Cope plate is bending
, the first cylinder using be obliquely installed and cylinder on two positions flexible connection, side ensure cope plate by the first gas
The power that cylinder applies is perpendicular to its flexure plane, second ensures that the power that the first cylinder receives is axially along, to help to carry
Its high service life.
Adjustment of displacement plate is provided with described frame, described adjustment of displacement plate is located at the lower section of described lower template,
Connected between described adjustment of displacement plate and lower template by five lower oil cylinders, middle part and the adjustment of displacement plate of described lower template
Middle part between be connected to a lower oil cylinder, the groove of four horizontally disposed sleeve configurations is provided with described adjustment of displacement plate
Mouthful, described four notches are respectively connected with a lower oil cylinder on substantially symmetrical about its central axis in four notches, and the one of described lower oil cylinder
End is flexibly connected with notch and can moved along notch, and the other end of described lower oil cylinder is flexibly connected with supporting piece, described
Supporting piece is U-shape structure and is enclosed on outside below lower template that the inner bottom surface of described supporting piece and the bottom surface of lower template are adapted.Displacement
Adjustment plate make it that the position of lower oil cylinder is adjustable, can adapt to bend different structure, the skylight guide rail of different curvature.
One end of described lower oil cylinder is connected with the second cylinder, and the second described cylinder is horizontal in described adjustment of displacement plate
On, the second cylinder moving drives one end of described lower oil cylinder to be moved in notch.Second cylinder is used for oil cylinder under adjustment control
Position, make its digitlization, mechanization.
Described cope plate is provided with the die cavity being adapted with vehicle dormer window guide rail surface with the opposite face of lower template.It is to be curved
Bent vehicle dormer window guide rail simple and convenient accurately can be arranged in lower template and cope plate.
Described cope plate is made with lower template of nylon material.Nylon material has its superiority, be make cope plate,
The comparatively ideal material of lower template.
Compared with prior art, the advantage of the invention is that man-machine interactive system is shown the state of the present invention, curvature
Show, and operating personnel can be controlled by man-machine interactive system to this equipment.Under the manipulation of operating personnel, control system
System issue control command, power set perform, the curvature adjusting part of this equipment will be moved to desired bending curvature,
The regulating system of this equipment, cope plate, lower template are moved to cope plate, lower template contact and bend product.The present invention
Using Digital Control, the position of the movable part in equipment is all digitized, can more be accurately controlled the bending of product
Curvature.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the structural representation at regulating system；
Fig. 3 is the structural representation at adjustment of displacement plate.
Embodiment
The present invention is described in further detail below in conjunction with accompanying drawing embodiment.
As shown in Figure 1 to Figure 3：A kind of variable curvature bending apparatus of skylight guide rail, including frame 1, control system, regulation
System, man-machine interactive system, power set, cope plate 4 and lower template 5, man-machine interactive system is connected with control system, control system
System is connected by power set with regulating system, and regulating system includes the multigroup curvature adjusting part 2 being arranged side by side, curvature regulation
Component 2 includes the curved plate 3 of string configuration, and the lower section of curved plate 3 is provided with cope plate 4 made of plastic material, cope plate 4
Lower section be correspondingly arranged on plastic material lower template 5, cope plate 4 is connected with lower template 5 by power set with frame 1.
Regulating system includes fixed plate 21 and multigroup curvature adjusting part 2, and fixed plate 21 is horizontally fixed in frame 1, more
Suite rate adjusting part 2 is set perpendicular to fixed plate 21, and curvature adjusting part 2 includes the screw rod 22 of setting, is enclosed on screw rod 22 outside
Nut 25, the preceding push rod 26 of setting, rear push rod 27 and the curved plate 3 erect upper and be threadedly coupled with screw rod 22, multigroup curvature
Width of the plate 3 along cope plate 4 is horizontally arranged, and row's shoulder hole 23 and two exhausting holes 24, spiral shell are provided with fixed plate 21
The lower end of bar 22 is stuck in shoulder hole 23 and can rotated in shoulder hole 23, is fixedly installed on nut 25 for connecting preceding push rod
26th, the connecting rod 28 of rear push rod 27, preceding push rod 26 are one in front and one in back arranged on the both sides of screw rod 22 with rear push rod 27, and preceding push rod 26 is with after
The lower end of push rod 27 is connected after passing through fixed plate 21 with curved plate 3.Gyration is converted into using screw rod 22 in regulating system
Linear motion, can have high accuracy, invertibity and efficient feature concurrently.Due to the frictional resistance between screw rod 22 and nut 25
Very little, therefore the precision that can reach higher is adjusted to curved plate 3 by screw rod 22 and nut 25.Because under screw rod 22
End is stuck in shoulder hole 23, so screw rod 22 rotates in the presence of power set, now nut 25 is along spiral shell
The direction of bar 22 moves along a straight line.To be fixedly connected between nut 25 and preceding push rod 26, rear push rod 27, therefore nut 25 will move
Pass to preceding push rod 26, rear push rod 27 and be pushed to curved plate 3 by them and move so that the motion holding of curved plate 3 and nut
25 is synchronous.The motion for ensuring curved plate 3 by aforesaid way has high accuracy, invertibity and efficient feature.
Power set include the servo closed-loop hydraulic system, multiple in lower template 5 being arranged in regulating system
Lower oil cylinder 31 and multiple first cylinders 32 on cope plate 4, servo closed-loop hydraulic system include upper cylinder 33, ratio
Valve and multiple servomotors 34, upper cylinder 33 are connected with proportioning valve, and proportioning valve, servomotor 34 connect with control system respectively
Connect, control system passing ratio valve controls upper cylinder 33 to move, and multiple servomotors 34 are horizontal above screw rod 22, servo electricity
Machine 34 is corresponded with screw rod 22 and set, and is connected between servomotor 34 and screw rod 22 by one group of bevel gear, servomotor 34
Motion drives screw rod 22 to rotate, and upper cylinder 33, which is located above regulating system, to be used to control whole regulating system to move up and down.Servo
The angular speed that motor 34 is converted into the electric signal received on motor reel exports.Screw rod 22 is driven to revolve by one group of bevel gear
Turn.The rotating speed of servomotor 34 is controlled by control system, is also implied that the rotating speed of screw rod 22 and will be also synchronized with servo electricity
Machine 34 is controlled by control system.Therefore the speed and position that curved plate 3 moves can be controlled by control system.
Adoption rate valve can be realized in a manner of automatically controlled to flow throttling control, thus come adjust upper cylinder 33 promote adjusting means and
The speed and pressure that cope plate 4 pushes.
The potential ruler 41 being connected with control system is provided with curvature adjusting part 2, the one end of potential ruler 41 is fixed on connection
On bar 28, the other end of potential ruler 41 is arranged in frame 1.The one kind of potential ruler 41 as displacement transducer, by position signalling
Data signal is converted into be transmitted, show, record.
The bottom surface of curved plate 3 is the arcwall face of outwardly convex, and the front and rear sides face of curved plate 3 is provided with card-bit part 51,
Card-bit part 51 is that L-type structure part includes bottom plate 52 and backboard 53, card-bit part 51 be arranged on curved plate 3 front and back sides and bottom surface it
Between knuckle at, bottom plate 52 is located at the bottom surface of curved plate 3, and backboard 53 is located at the outside of the leading flank of curved plate 3 or trailing flank.
In the equipment course of work, card-bit part 51 will be one in front and one in back stuck on two sides of skylight guide rail, so that skylight guide rail is in quilt
During bending, limit it and deform upon in the Y-axis direction.The quality for bending obtained finished product has been effectively ensured.
Mounting bracket 61 is provided with the upside of the both ends of regulating system, the first cylinder 32, the first cylinder are provided with mounting bracket 61
With mounting bracket 61 using being flexibly connected, the piston rod on the first cylinder 32 is flexibly connected with bracket 62 at 32 middle part, and bracket 62 is solid
The end of cope plate 4 is scheduled on, now the first cylinder 32 is the outward-dipping setting in lower end.Two passes living are set on first cylinder 32
Section, in the equipment course of work, the first cylinder 32 can carry out the change of locality with the degree of crook of lower template 5.
Adjustment of displacement plate 71 is provided with frame 1, adjustment of displacement plate 71 is located at the lower section of lower template 5, adjustment of displacement plate 71
It is connected by five lower oil cylinders 31 between lower template 5, is connected between the middle part of lower template 5 and the middle part of adjustment of displacement plate 71
One lower oil cylinder 31, is provided with the notch 72 of four horizontally disposed sleeve configurations on adjustment of displacement plate 71, four notches 72 on
It is substantially symmetrical about its central axis, be respectively connected with a lower oil cylinder 31 in four notches 72, one end of lower oil cylinder 31 be flexibly connected with notch 72 and
It can be moved along notch 72, the other end of lower oil cylinder 31 is flexibly connected with supporting piece 73, and supporting piece 73 is U-shape structure and is enclosed on down outside
The lower section of template 5, the inner bottom surface and the bottom surface of lower template 5 of supporting piece 73 are adapted.According to the bending of vehicle dormer window guide rail requirement not
Together, lower oil cylinder 31 is extremely important as its position of force application part.If the position of lower oil cylinder 31 is non-adjustable, the bending can occur
Place do not reach bending and require that and the place that should not be bent has been bent or overbending.Therefore by lower oil cylinder 31
It is adjustable to be arranged to position, can effectively avoid such case.
One end of lower oil cylinder 31 is connected with the second cylinder 81, in 81 horizontal transposition whole plate 71 in place of the second cylinder, the second gas
The motion of cylinder 81 drives one end of lower oil cylinder 31 to be moved in notch 72.Control system can be controlled to the second cylinder 81, by
The position of the lower oil cylinder 31 of this control.
Cope plate 4 is provided with the die cavity being adapted with vehicle dormer window guide rail surface with the opposite face of lower template 5.Cope plate 4
It is made with lower template 5 of nylon material.
Claims (8)
1. a kind of variable curvature bending apparatus of skylight guide rail, it is characterised in that including frame, control system, regulating system, people
Machine interactive system, power set, cope plate and lower template, described man-machine interactive system are connected with control system, described control
System processed is connected by power set with regulating system, and described regulating system includes the multigroup curvature regulation group being arranged side by side
Part, described curvature adjusting part include the curved plate of string configuration, plastic material are provided with below described curved plate
Manufactured cope plate, plastic material lower template, described cope plate and lower template are correspondingly arranged on below described cope plate
It is connected by power set with frame；
Described regulating system includes fixed plate and multigroup curvature adjusting part, and described fixed plate is horizontally fixed in frame,
Multigroup curvature adjusting part is set perpendicular to fixed plate, and described curvature adjusting part includes the screw rod of setting, is enclosed on screw rod outside
Nut, preceding push rod, the rear push rod and curved plate of setting erect upper and be connected with screw flight, multigroup curved plate is along upper mould
The width of plate is horizontally arranged, is provided with row's shoulder hole and two exhausting holes in described fixed plate, under described screw rod
End is stuck in shoulder hole and can rotated in shoulder hole, is fixedly installed on described nut for connecting preceding push rod, rear push rod
Connecting rod, described preceding push rod and rear push rod be one in front and one in back arranged on screw rod both sides, described preceding push rod with rear push rod
It is connected after holding through described fixed plate with curved plate；The bottom surface of curved plate be outwardly convex arcwall face, described curvature
The front and rear sides face of plate is provided with card-bit part, and described card-bit part is that L-type structure part includes bottom plate and backboard, described card-bit part
At knuckle between the front and back sides of curved plate and bottom surface, described bottom plate is located at the bottom surface of curved plate, the described back of the body
Plate is located at the outside of curved plate leading flank or trailing flank.
A kind of 2. variable curvature bending apparatus of skylight guide rail according to claim 1, it is characterised in that described power
Device includes servo closed-loop hydraulic system, multiple lower oil cylinders in lower template and the installation being arranged in regulating system
Multiple first cylinders on cope plate, described servo closed-loop hydraulic system include upper cylinder, proportioning valve and multiple servos
Motor, described upper cylinder are connected with proportioning valve, and described proportioning valve, servomotor are connected with control system respectively, described
Control system passing ratio valve controls upper cylinder to move, and multiple servomotors are horizontal above screw rod, servomotor and screw rod
Correspond and set, connected between described servomotor and screw rod by one group of bevel gear, servomotor motion drives screw rod
Rotation, described upper cylinder, which is located above regulating system, to be used to control whole regulating system to move up and down.
A kind of 3. variable curvature bending apparatus of skylight guide rail according to claim 1, it is characterised in that curvature regulation group
The potential ruler being connected with control system is provided with part, described potential ruler one end is fixed in connecting rod, potential ruler it is another
End is arranged in frame.
A kind of 4. variable curvature bending apparatus of skylight guide rail according to claim 2, it is characterised in that described regulation
Mounting bracket is provided with the upside of the both ends of system, the first cylinder, the middle part of the first described cylinder are provided with described mounting bracket
With mounting bracket using being flexibly connected, the piston rod on the first described cylinder is flexibly connected with bracket, and described bracket is fixed on
The end of cope plate, now the first cylinder is the outward-dipping setting in lower end.
A kind of 5. variable curvature bending apparatus of skylight guide rail according to claim 2, it is characterised in that described frame
On be provided with adjustment of displacement plate, described adjustment of displacement plate is located at the lower section of described lower template, described adjustment of displacement plate with
Connected between lower template by five lower oil cylinders, one is connected between the middle part of described lower template and the middle part of adjustment of displacement plate
Individual lower oil cylinder, the notch of four horizontally disposed sleeve configurations is provided with described adjustment of displacement plate, and described four notches close
In substantially symmetrical about its central axis, be respectively connected with a lower oil cylinder in four notches, one end of described lower oil cylinder be flexibly connected with notch and
It can be moved along notch, the other end of described lower oil cylinder is flexibly connected with supporting piece, and described supporting piece is U-shape structure and overcoat
Below lower template, the inner bottom surface of described supporting piece and the bottom surface of lower template are adapted.
A kind of 6. variable curvature bending apparatus of skylight guide rail according to claim 5, it is characterised in that described lower oil
One end of cylinder is connected with the second cylinder, and the second described cylinder is horizontal on described adjustment of displacement plate, the second cylinder moving band
Moved in notch the one end for moving described lower oil cylinder.
A kind of 7. variable curvature bending apparatus of skylight guide rail according to claim 1, it is characterised in that described upper mould
Plate is provided with the die cavity being adapted with vehicle dormer window guide rail surface with the opposite face of lower template.
A kind of 8. variable curvature bending apparatus of skylight guide rail according to claim 1, it is characterised in that described upper mould
Plate is made with lower template of nylon material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610051890.8A CN105522022B (en) | 2016-01-19 | 2016-01-19 | A kind of variable curvature bending apparatus of skylight guide rail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610051890.8A CN105522022B (en) | 2016-01-19 | 2016-01-19 | A kind of variable curvature bending apparatus of skylight guide rail |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105522022A CN105522022A (en) | 2016-04-27 |
| CN105522022B true CN105522022B (en) | 2018-02-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610051890.8A Expired - Fee Related CN105522022B (en) | 2016-01-19 | 2016-01-19 | A kind of variable curvature bending apparatus of skylight guide rail |
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| CN (1) | CN105522022B (en) |
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| CN109530503A (en) * | 2018-12-18 | 2019-03-29 | 宁波宏诺智能装备有限公司 | A kind of full servo adjusting bending apparatus of vehicle dormer window guide rail class product |
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| CN112461178B (en) * | 2020-11-16 | 2022-02-01 | 中国人民解放军军事科学院国防工程研究院工程防护研究所 | Continuous curvature generating device |
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| JP2634993B2 (en) * | 1993-01-29 | 1997-07-30 | 鬼怒川ゴム工業株式会社 | Bending device |
| CN100999000B (en) * | 2007-01-08 | 2010-09-29 | 吉林大学 | Three-dimensional curve flexible shaping device using bend flexible roller |
| CN2918024Y (en) * | 2006-06-22 | 2007-07-04 | 国营万峰无线电厂 | Annular polyurethane foam plastic filler liftout mechanism |
| CN101797606A (en) * | 2009-12-31 | 2010-08-11 | 凌云工业股份有限公司 | On-line arcuation device of bumper |
| CN202045227U (en) * | 2010-12-24 | 2011-11-23 | 吉林大学 | Three-dimensional curve roll-in forming device |
| CN104226806B (en) * | 2014-07-04 | 2016-03-30 | 宁波裕民机械工业有限公司 | Vehicle dormer window aluminium rail bends adjustable shaping mould |
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2016
- 2016-01-19 CN CN201610051890.8A patent/CN105522022B/en not_active Expired - Fee Related
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| Publication number | Publication date |
|---|---|
| CN105522022A (en) | 2016-04-27 |
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