CN106734420A - A kind of space pipe fitting flexible bending reverses building mortion - Google Patents
A kind of space pipe fitting flexible bending reverses building mortion Download PDFInfo
- Publication number
- CN106734420A CN106734420A CN201611099681.7A CN201611099681A CN106734420A CN 106734420 A CN106734420 A CN 106734420A CN 201611099681 A CN201611099681 A CN 201611099681A CN 106734420 A CN106734420 A CN 106734420A
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- Prior art keywords
- feed mechanism
- shaft
- axle sleeve
- movable mold
- motor
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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
Abstract
Building mortion, the space pipe fitting for shaping any geometric shape are reversed the invention discloses a kind of space pipe fitting flexible bending；The relative position of movable mold and stent is controlled by movable mold operating-controlling mechanism and then bending radius is controlled, plane of bending is changed by controlling the torsion angle of twist mechanism, continuous feed is realized by controlling feed mechanism, and then shape space pipe fitting.Tubing is clamped by the scroll chuck on twist mechanism, tubing twist motion is realized.Twist mechanism is fixed on the first feed mechanism, realizes tubing feed motion.Movable mold operating-controlling mechanism is arranged on the second feed mechanism, when the second feed mechanism works, drives movable modular elements to be deflected relative to stent component, realizes bending operation.Movable mold operating-controlling mechanism drives movable mold to be rotated relative to stent, flexible adjustment.Feed mechanism is driven by motor, twist mechanism and bending mechanism is driven, the flexion torsion shaping in multiple orientation of space pipe fitting is realized.
Description
Technical field
The present invention relates to metal tube Technology of Plastic Processing field, specifically, it is related to a kind of space pipe fitting flexible bending
Reverse building mortion.
Background technology
Space pipe fitting flexible bending building mortion is applied to pipe fitting Technology of Plastic Processing field, according to different application need
Ask, it is formable go out with pipe fitting of different shapes.From architectural feature, space pipe fitting flexible bending building mortion is main by sending
Enter mechanism, frame, stent, movable mold and movable mold operating mechanism composition.United States Patent (USP) US4416136 proposes that " one kind can
Pipe bending mechanism for turning type component formingspace " more, but continuous space spline Type component cannot be shaped.European patent
EP2399688A1 discloses " a kind of three disk roller pushes away o ing method ", and space pipe fitting is produced by applying moment of torsion on feed mechanism,
The builder is simple and effect is preferable, but the position control of castor is relatively complicated.United States Patent (USP) US8919171B2 and
US8863565B2 proposes a kind of space bent pipe method by six degree of freedom manipulator control, and European patent EP 1863604B1 is carried
Go out a kind of " free bend " new method that can preferably adapt to space arbitrary curve shaping, these method common features are:Will pipe
Material progressively pushes through the bending die die cavity freely rotated in the range of a space certain angle, by controlling movable mold with stent
Relative position shapes the pipe fitting of any geometric shape.The defect of the manufacturing process is that the free degree of movable mold is more, motion control
System is cumbersome.
The content of the invention
In order to avoid the deficiency that prior art is present, the present invention proposes that a kind of space pipe fitting flexible bending is reversed into shape dress
Put, the pipe fitting for shaping any geometric shape；The relative position of movable mold and stent is controlled by movable mold operating-controlling mechanism
And then bending radius is controlled, change plane of bending by controlling the torsion angle of twist mechanism, by controlling feed mechanism come real
Existing continuous feed, and then shape space pipe fitting.Each mechanism part coordinates control, with good operability and practicality.
The technical solution adopted for the present invention to solve the technical problems is:Including frame, the first feed mechanism, twist machine
Structure, the second feed mechanism, stent component, movable modular elements, movable mold operating-controlling mechanism, it is characterised in that the frame is each portion
Part provides support；
First feed mechanism and second feed mechanism are two structure identical parts, the first feed mechanism with
Second feed mechanism includes sliding block, slide rail, screw rod, the first motor respectively, and nut, screw rod one end and nut are provided with inside sliding block
It is connected, the screw rod other end is connected with the first motor output shaft, there is slide rail screw rod both sides, and are located at same level with screw rod
On, sliding block top is provided with screw, and for installing twist mechanism, the first feed mechanism is axially provided with the base plate of the second feed mechanism
A plurality of T-slot, the first feed mechanism is respectively fixed on the machine frame with the second feed mechanism, is installed with frame axis parallel, the
One motor is moved by screw drive sliding block along two wood side-guides, realizes being sent into operation；
The twist mechanism includes the second motor, the first connecting plate, the first little gear, the first gear wheel, hollow shaft, first
Axle sleeve, sleeve, end cap, shaft coupling, scroll chuck, top bearing shell, lower bearing, first axle suit be clipped in top bearing shell and lower bearing it
Between, lower bearing is connected on the sliding block of the first feed mechanism, and first axle sleeve one end and the first connecting plate are connected, end cap and first axle
Set other end connection, hollow shaft one end and the first gear wheel are connected, the hollow shaft other end through the first connecting plate, the first axle sleeve,
End cap, is connected with scroll chuck by shaft coupling, and the second motor is located at the top of the first axle sleeve and is arranged on the first connecting plate, the
One little gear is connected with the second motor output shaft, and the first little gear is engaged with the first gear wheel, and tubing insertion hollow shaft passes through
Scroll chuck is clamped；
The stent component includes first support, nut, spherical stent, and first support is fixed on the installing plate of frame
On, one end of spherical stent protrusion is connected with first support, and by nut check, the spherical stent other end is located at activity
On membrane module；
The movable modular elements are by ball mould bonnet, lever, ball mould protecgulum, outer die cap, movable mold, interior die cap and bolt group
Fastened with ball mould bonnet into, ball mould protecgulum, ball mould protecgulum is bolted with ball mould bonnet top lug, ball mould protecgulum and ball
Mould bonnet bottom lug be located at lever upper groove in and by bolt be connected, the spherical stent other end be located at ball mould protecgulum with
Ball mould bonnet fasten cavity in rotate, movable mold clamping in the middle of outer die cap and interior die cap, positioned at spherical stent end；
The movable mold operating-controlling mechanism includes the 3rd motor, the second connecting plate, the second little gear, the second gear wheel, second
Axle sleeve, feather key cylinder, sliding key shaft, round nut, bearing, semiaxis, bearing pin, second support, jointed shaft, second axle sleeve one end and feather key cylinder
One end is connected, and the second gear wheel is fixed on the second axle sleeve other end, and semiaxis is arranged in the second axle sleeve by bearing, semiaxis one end
It is connected by round nut with sliding key shaft, sliding key shaft is connected with lever, the second connecting plate is arranged on the outside of semiaxis, the 3rd motor
It is fixed on above second support on the second connecting plate, the second little gear is connected with the 3rd motor output shaft, and second small
Gear is engaged with the second gear wheel, the 3rd the second little gear of motor rotation driving and second largest meshed transmission gear, drives second
Axle sleeve and feather key cylinder drive sliding key shaft to rotate, and drive lever to rotate, and the semiaxis other end is with jointed shaft by hinge, hinge
Spindle end is threaded through nut screw connection and installs on the secondary support bracket, and second support is fixed on the second feed mechanism；Second
Feed mechanism drives movable modular elements relative to fixation by second support, jointed shaft, semiaxis, feather key cylinder, sliding key shaft, lever
Membrane module deflects to a direction, realizes bending operation.
First gear wheel, hollow shaft, the first axle sleeve, sleeve, shaft coupling and scroll chuck are co-axially mounted.
Second gear wheel, the second axle sleeve, feather key cylinder, jointed shaft, semiaxis and sliding key shaft are co-axially mounted.
Beneficial effect
A kind of space pipe fitting flexible bending proposed by the present invention reverses building mortion, the sky for shaping any geometric shape
Between pipe fitting；The relative position of movable mold and stent is controlled by movable mold operating-controlling mechanism and then bending radius is controlled, by control
The torsion angle of twist mechanism processed changes plane of bending, continuous feed is realized by controlling feed mechanism, and then shape sky
Between pipe fitting.Flexion torsion building mortion clamps tubing by the scroll chuck on twist mechanism, and realizes tubing twist motion.Turn round
Rotation mechanism is fixed on the first feed mechanism, realizes tubing feed motion.Movable mold operating-controlling mechanism is arranged on the second feed mechanism
On, when the second feed mechanism works, drive movable modular elements to be deflected to a direction relative to stent component, realize curved
Song operation.Movable mold operating-controlling mechanism can also drive movable modular elements to be deflected to another direction relative to stent component,
Realize the bending operation of second direction.Bending attitude regulation flexibly, expands available space, it is to avoid the space pipe fitting of shaping with
Part on flexion torsion building mortion collides.
Brief description of the drawings
Building mortion is reversed to a kind of space pipe fitting flexible bending of the invention with implementation method below in conjunction with the accompanying drawings to make into one
Step is described in detail.
Fig. 1 is that pipe fitting flexible bending in space of the present invention reverses building mortion schematic diagram.
Fig. 2 is the frame schematic diagram of flexion torsion building mortion of the present invention.
Fig. 3 is the feed mechanism schematic diagram of flexion torsion building mortion of the present invention.
Fig. 4 is the twist mechanism schematic diagram of flexion torsion building mortion of the present invention.
Fig. 5 is the stent component and movable modular elements schematic diagram of flexion torsion building mortion of the present invention.
Fig. 6 is the movable mold operating-controlling mechanism schematic diagram of flexion torsion building mortion of the present invention.
Fig. 7 is the first support schematic diagram of flexion torsion building mortion of the present invention.
Fig. 8 is the top bearing shell schematic diagram of flexion torsion building mortion of the present invention.
Fig. 9 is the lower bearing schematic diagram of flexion torsion building mortion of the present invention.
Figure 10 is the second support schematic diagram of flexion torsion building mortion of the present invention.
In figure
1. the movable mold of 2. first feed mechanism of frame, 3. tubing, 4. 5. second feed mechanism of twist mechanism 6. manipulates machine
The strip hole 12.T type grooves of 7. movable modular elements of structure, 8. stent component, 9. installing plate, 10. first strip hole 11. second
The connecting plate 20. first of 13. screw, 14. sliding block, 15. slide rail, 16. screw rod, 17. first motor, 18. second motor 19. first
The shaft coupling of 21. first gear wheel of little gear, 22. 26. end cap of hollow shaft 23. first axle sleeve, 24. lower bearing, 25. sleeve 27.
After the ball mould of 32. 33. spherical stent of bolt of device 28. scroll chuck, 29. top bearing shell, 30. first support, 31. nut 34.
The 3rd motor of die cap 40. 41. second connects in the movable mold 39. of 35. lever of lid, 36. 37. outer die cap of ball mould protecgulum 38.
The semiaxis of 47. bearing of the feather key of 42. second 43. second axle sleeve of little gear of fishplate bar 44. cylinder 45. sliding key shaft, 46. round nut 48.
The jointed shaft of 49. second gear wheel, 50. bearing pin, 51. second support 52.
Specific embodiment
The present embodiment is that a kind of space pipe fitting flexible bending reverses building mortion.By coordinating control feed mechanism, activity
Mould operating-controlling mechanism and twist mechanism, carry out formingspace pipe fitting.Tubing 3 inserts stent by the hollow shaft 22 on twist mechanism 4
Component 8 and bending membrane module 7, are clamped tubing 3 using scroll chuck 28, realize tubing twist motion.First feed mechanism 2 drives
Dynamic twist mechanism 4 and tubing 3 are close to stent component 8, realize tubing feed motion.Second feed mechanism 5 drives movable mold
Operating-controlling mechanism 6, makes movable modular elements 7 be rotated relative to stent component 8, realizes a direction bending.Movable mold operating-controlling mechanism 6
Feather key cylinder 44 and sliding key shaft 45 is provided with, is adapted to when the second feed mechanism 5 is sent between sliding block 14 and spherical stent 33
Distance change.Movable mold operating-controlling mechanism 6 drives sliding key shaft 45 and lever 35 to rotate, and then drives movable modular elements 7 to second
Individual direction bending.
Refering to Fig. 1~Figure 10, the present embodiment space pipe fitting flexible bending reverses building mortion, and machine is sent into by frame 1, first
Structure 2, twist mechanism 4, the second feed mechanism 5, stent component 8, movable modular elements 7, movable mold operating-controlling mechanism 6 are constituted, frame 1
For each part provides support.Frame 1 is frame structure, installing plate 9 is provided with frame 1, for installing first support 30；First
The strip hole 11 of strip hole 10 and second coordinates with the T-slot 12 on the first feed mechanism 2, the second feed mechanism 5 respectively, and passes through
Bolt is fastened in frame 1.
First feed mechanism 2 and the second feed mechanism 5 are two structure identical parts.First feed mechanism 2 and second
Feed mechanism 5 includes sliding block 14, slide rail 15, the motor 17 of screw rod 16 and first respectively；Nut, screw rod 16 are installed inside sliding block 14
One end is connected with nut screw connection, and the other end of screw rod 16 is connected with the output shaft of the first motor 17；There are slide rail, and and spiral shell in the both sides of screw rod 16
Bar 16 is located in same level, and the top of sliding block 14 is machined with screw 13, for installing twist mechanism 4, the first feed mechanism 2 with
The bottom of second feed mechanism 5 is axially provided with multiple T-slots 12, and the first feed mechanism 2 and the second feed mechanism 5 are separately fixed at machine
On frame 1, installed with frame axis parallel.Sliding block 14 and screw rod 16 constitute screw pair, and the first motor 17 passes through screw rod 16
Drive sliding block 14 to move, realize being sent into operation.
Twist mechanism 4 is by the second motor 18, the first connecting plate 19, the first little gear 20, the first gear wheel 21, hollow shaft
22nd, the first axle sleeve 23, sleeve 25, end cap 26, shaft coupling 27, scroll chuck 28, top bearing shell 29, lower bearing 24 are constituted, first axle
23 clampings are covered between top bearing shell 29 and lower bearing 24, are bolted fastening.Lower bearing 24 is connected in first by bolt
On feed mechanism 2.The one end of first axle sleeve 23 is fixedly connected with the first connecting plate 19, and the other end of 26 and first axle sleeve of end cap 23 connects
Connect；The one end of hollow shaft 22 is connected with the first gear wheel 21, the other end of hollow shaft 22 through the first connecting plate 19, the first axle sleeve 23,
End cap 26, is connected with scroll chuck 28 by shaft coupling 27.The top that second motor 18 is located at the first axle sleeve 23 is fixed on first
On connecting plate 19；First little gear 20 and the output shaft fixed connection of the second motor 18, and the first little gear 20 nibbles with the first gear wheel 21
Close.The insertion of tubing 3 hollow shaft 22 is clamped by scroll chuck 28, and the second motor 18 drives scroll chuck 28 and tubing 3 to rotate.Peace
During dress, the first gear wheel 21, hollow shaft 22, the first axle sleeve 23, sleeve 25, shaft coupling 27 are co-axially mounted with scroll chuck 28.
In the present embodiment, stent component 8 includes first support 30, nut 31, spherical stent 33, and first support 30 is consolidated
It is scheduled on the installing plate 9 of frame 1；One end of the protrusion of spherical stent 33 is connected with first support 30, and is locked by nut 31,
The other end of spherical stent 33 is located on movable modular elements 7.Movable modular elements 7 are by ball mould bonnet 34, lever 35, ball mould protecgulum
36th, outer die cap 37, movable mold 38, interior die cap 39 and bolt 32 are constituted；Ball mould protecgulum 36 is fastened with ball mould bonnet 34 and installed, ball mould
Protecgulum 36 is fixedly connected with the top lug of ball mould bonnet 34 by bolt 32, the bottom lug position of ball mould protecgulum 36 and ball mould bonnet 34
It is connected in the upper groove of lever 35 and by bolt, the other end of spherical stent 33 is located at ball mould protecgulum 36 and ball mould bonnet 34
In the space of fastening rotate, the clamping of movable mold 38 in outer die cap 37 and the centre of interior die cap 39, positioned at spherical stent 33
End.
Movable mold operating-controlling mechanism 6 include the 3rd motor 40, the second connecting plate 41, the second little gear 42, the second gear wheel 49,
Second axle sleeve 43, feather key cylinder 44, sliding key shaft 45, round nut 46, bearing 47, semiaxis 48, bearing pin 50, second support 51, jointed shaft
52；The one end of second axle sleeve 43 is fixedly connected with 44 one end of feather key cylinder, and the second gear wheel 49 is fixed on the other end of the second axle sleeve 43, and half
Axle 48 is arranged in the second axle sleeve 43 by bearing 47, and the one end of semiaxis 48 is connected with sliding key shaft 45 by round nut 46, sliding key shaft
45 are connected with lever 35, and the second connecting plate 41 is arranged on the outside of semiaxis 48.3rd motor 40 is located at the upper of second support 51
Side is fixed on the second connecting plate 41, the second little gear 42 and the output shaft fixed connection of the 3rd motor 40, and the second little gear 42 and the
Two gear wheels 49 are engaged；Rotation driving the second little gear 42 of 3rd motor 40 and the engaged transmission of the second gear wheel 49, drive second
Axle sleeve 43 and feather key cylinder 44 drive sliding key shaft 45 to rotate, and drive lever 35 to rotate；The other end of semiaxis 48 leads to jointed shaft 52
Cross bearing pin 50 to be hinged, the end of jointed shaft 52 is threaded through nut screw connection in second support 51, and second support 51 is fixed
On the second feed mechanism 5.Second feed mechanism 5 is by second support 51, jointed shaft 52, semiaxis 48, feather key cylinder 44, sliding key shaft
45th, lever 35 drives movable modular elements 7 to be deflected to a direction relative to stent component 8, realizes bending operation.It is sliding
Relative can be slided between key cylinder 44 and sliding key shaft 45, to adapt to sliding block 14 and spherical stent 33 when the second feed mechanism 5 is sent into
The distance between change.3rd motor 40 is by the second little gear 42, the second gear wheel 49, the second axle sleeve 43, feather key cylinder 44, cunning
Key axle 45, lever 35 drive movable modular elements 7 to be deflected to another direction relative to stent component 8, realize second
The bending operation in direction.During installation, the second gear wheel 49, the second axle sleeve 43, feather key cylinder 44, jointed shaft 52, semiaxis 48 and feather key
Axle 45 is co-axially mounted.
Claims (3)
1. a kind of space pipe fitting flexible bending torsion building mortion, including frame, the first feed mechanism, twist mechanism, second are sent
Enter mechanism, stent component, movable modular elements, movable mold operating-controlling mechanism, it is characterised in that:
The frame provides support for each part；
First feed mechanism is two structure identical parts, the first feed mechanism and second with second feed mechanism
Feed mechanism includes sliding block, slide rail, screw rod, the first motor respectively, and nut, screw rod one end and nut screw connection are provided with inside sliding block
Connection, the screw rod other end is connected with the first motor output shaft, and there is slide rail screw rod both sides, and are located in same level with screw rod,
Sliding block top is provided with screw, and for installing twist mechanism, the base plate of the first feed mechanism and the second feed mechanism is axially provided with many
Bar T-slot, the first feed mechanism is respectively fixed on the machine frame with the second feed mechanism, is installed with frame axis parallel, first
Motor is moved by screw drive sliding block along two wood side-guides, realizes being sent into operation；
The twist mechanism includes the second motor, the first connecting plate, the first little gear, the first gear wheel, hollow shaft, first axle
Set, sleeve, end cap, shaft coupling, scroll chuck, top bearing shell, lower bearing, first axle suit are clipped between top bearing shell and lower bearing,
Lower bearing is connected on the sliding block of the first feed mechanism, and first axle sleeve one end and the first connecting plate are connected, end cap and the first axle sleeve
The other end is connected, and hollow shaft one end is connected with the first gear wheel, and the hollow shaft other end passes through the first connecting plate, the first axle sleeve, end
Lid, is connected with scroll chuck by shaft coupling, and the second motor is located at the top of the first axle sleeve and is arranged on the first connecting plate, and first
Little gear is connected with the second motor output shaft, and the first little gear is engaged with the first gear wheel, and tubing insertion hollow shaft passes through three
Dog chuck is clamped；
The stent component includes first support, nut, spherical stent, and first support is fixed on the installing plate of frame,
One end of spherical stent protrusion is connected with first support, and by nut check, the spherical stent other end is located at movable mold
On component；
The movable modular elements are made up of ball mould bonnet, lever, ball mould protecgulum, outer die cap, movable mold, interior die cap and bolt,
Ball mould protecgulum and ball mould bonnet are fastened, and ball mould protecgulum is bolted with ball mould bonnet top lug, ball mould protecgulum and ball mould
Bonnet bottom lug is located in lever upper groove and is connected by bolt, and the spherical stent other end is located at ball mould protecgulum and ball
Mould bonnet fasten cavity in rotate, movable mold clamping in the middle of outer die cap and interior die cap, positioned at spherical stent end；
The movable mold operating-controlling mechanism include the 3rd motor, the second connecting plate, the second little gear, the second gear wheel, the second axle sleeve,
Feather key cylinder, sliding key shaft, round nut, bearing, semiaxis, bearing pin, second support, jointed shaft, second axle sleeve one end and feather key cylinder one end
It is connected, the second gear wheel is fixed on the second axle sleeve other end, semiaxis is arranged in the second axle sleeve by bearing, semiaxis one end and cunning
Key axle is connected by round nut, and sliding key shaft is connected with lever, and the second connecting plate is arranged on the outside of semiaxis, and the 3rd motor is located at
It is fixed on above second support on the second connecting plate, the second little gear is connected with the 3rd motor output shaft, and the second little gear
Engaged with the second gear wheel, the 3rd the second little gear of motor rotation driving and second largest meshed transmission gear, drive the second axle sleeve
Drive sliding key shaft to rotate with feather key cylinder, and drive lever to rotate, the semiaxis other end is with jointed shaft by hinge, jointed shaft
End is threaded through nut screw connection and installs on the secondary support bracket, and second support is fixed on the second feed mechanism；Second is sent into
Mechanism drives movable modular elements relative to fixed module by second support, jointed shaft, semiaxis, feather key cylinder, sliding key shaft, lever
Part deflects to a direction, realizes bending operation.
2. pipe fitting flexible bending in space according to claim 1 reverses building mortion, it is characterised in that:First gear wheel,
Hollow shaft, the first axle sleeve, sleeve, shaft coupling and scroll chuck are co-axially mounted.
3. pipe fitting flexible bending in space according to claim 1 reverses building mortion, it is characterised in that:Second gear wheel,
Second axle sleeve, feather key cylinder, jointed shaft, semiaxis and sliding key shaft are co-axially mounted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611099681.7A CN106734420B (en) | 2016-12-05 | 2016-12-05 | A kind of space pipe fitting flexible bending reverses building mortion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611099681.7A CN106734420B (en) | 2016-12-05 | 2016-12-05 | A kind of space pipe fitting flexible bending reverses building mortion |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106734420A true CN106734420A (en) | 2017-05-31 |
| CN106734420B CN106734420B (en) | 2018-05-01 |
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ID=58884185
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611099681.7A Active CN106734420B (en) | 2016-12-05 | 2016-12-05 | A kind of space pipe fitting flexible bending reverses building mortion |
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| Country | Link |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107350321A (en) * | 2017-08-23 | 2017-11-17 | 沈阳市四达液压机厂 | A kind of 3 D auto bending forming system based on polar coordinate system control |
| CN107511416A (en) * | 2017-10-11 | 2017-12-26 | 陕西合众联航科技有限公司 | A kind of space pipe fitting pane bending apparatus |
| CN108637054A (en) * | 2018-05-11 | 2018-10-12 | 浙江大学 | A kind of space variable curvature pipe fitting pane bending apparatus |
| CN111250576A (en) * | 2020-02-17 | 2020-06-09 | 西北工业大学 | Four-axis free pipe bending machine |
| CN113385563A (en) * | 2021-08-17 | 2021-09-14 | 苏州兆能精密弹簧五金有限公司 | Torsional bending method and bending mechanism of windscreen wiper connecting rod |
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| US4416136A (en) * | 1980-09-04 | 1983-11-22 | Rigobert Schwarze | Pipe-bending machine |
| EP2399688A1 (en) * | 2010-06-22 | 2011-12-28 | Crippa S.P.A. | Process and device for bending tubes, wires or strips of metal into a helical coil or spring comprising a plurality of turns |
| US8863565B2 (en) * | 2005-03-03 | 2014-10-21 | Nippon Steel & Sumitomo Metal Corporation | Three-dimensionally bending machine, bending-equipment line, and bent product |
| CN204868108U (en) * | 2015-07-25 | 2015-12-16 | 山东红旗自动化设备有限公司 | Full -automatic three -dimensional bending machine |
| CN204996881U (en) * | 2015-09-02 | 2016-01-27 | 江阴市龙和机械科技有限公司 | Three -dimensional auto pipe -bend machine |
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2016
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4416136A (en) * | 1980-09-04 | 1983-11-22 | Rigobert Schwarze | Pipe-bending machine |
| US8863565B2 (en) * | 2005-03-03 | 2014-10-21 | Nippon Steel & Sumitomo Metal Corporation | Three-dimensionally bending machine, bending-equipment line, and bent product |
| EP2399688A1 (en) * | 2010-06-22 | 2011-12-28 | Crippa S.P.A. | Process and device for bending tubes, wires or strips of metal into a helical coil or spring comprising a plurality of turns |
| CN204868108U (en) * | 2015-07-25 | 2015-12-16 | 山东红旗自动化设备有限公司 | Full -automatic three -dimensional bending machine |
| CN204996881U (en) * | 2015-09-02 | 2016-01-27 | 江阴市龙和机械科技有限公司 | Three -dimensional auto pipe -bend machine |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107350321A (en) * | 2017-08-23 | 2017-11-17 | 沈阳市四达液压机厂 | A kind of 3 D auto bending forming system based on polar coordinate system control |
| CN107350321B (en) * | 2017-08-23 | 2023-05-26 | 沈阳市四达液压机厂 | Three-dimensional free bending forming system based on polar coordinate system control |
| CN107511416A (en) * | 2017-10-11 | 2017-12-26 | 陕西合众联航科技有限公司 | A kind of space pipe fitting pane bending apparatus |
| CN107511416B (en) * | 2017-10-11 | 2023-12-12 | 陕西合众联航科技有限公司 | Space pipe bending forming device |
| CN108637054A (en) * | 2018-05-11 | 2018-10-12 | 浙江大学 | A kind of space variable curvature pipe fitting pane bending apparatus |
| CN108637054B (en) * | 2018-05-11 | 2019-07-09 | 浙江大学 | A kind of space variable curvature pipe fitting pane bending apparatus |
| CN111250576A (en) * | 2020-02-17 | 2020-06-09 | 西北工业大学 | Four-axis free pipe bending machine |
| CN113385563A (en) * | 2021-08-17 | 2021-09-14 | 苏州兆能精密弹簧五金有限公司 | Torsional bending method and bending mechanism of windscreen wiper connecting rod |
| CN113385563B (en) * | 2021-08-17 | 2021-10-22 | 苏州兆能精密弹簧五金有限公司 | Torsional bending method and bending mechanism of windscreen wiper connecting rod |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106734420B (en) | 2018-05-01 |
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