CN208495503U - A kind of tension and compression convolution section flexible three-dimensional bending forming device - Google Patents
A kind of tension and compression convolution section flexible three-dimensional bending forming device Download PDFInfo
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- CN208495503U CN208495503U CN201820672649.1U CN201820672649U CN208495503U CN 208495503 U CN208495503 U CN 208495503U CN 201820672649 U CN201820672649 U CN 201820672649U CN 208495503 U CN208495503 U CN 208495503U
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- 238000005452 bending Methods 0.000 title claims abstract description 49
- 230000006835 compression Effects 0.000 title claims abstract description 18
- 238000007906 compression Methods 0.000 title claims abstract description 18
- 238000009434 installation Methods 0.000 claims abstract description 9
- 230000001360 synchronised effect Effects 0.000 claims abstract description 8
- 230000002146 bilateral effect Effects 0.000 claims description 2
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 230000005611 electricity Effects 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 15
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- WYTGDNHDOZPMIW-RCBQFDQVSA-N alstonine Natural products C1=CC2=C3C=CC=CC3=NC2=C2N1C[C@H]1[C@H](C)OC=C(C(=O)OC)[C@H]1C2 WYTGDNHDOZPMIW-RCBQFDQVSA-N 0.000 abstract description 6
- 238000007493 shaping process Methods 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 abstract description 2
- 238000000465 moulding Methods 0.000 description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 4
- 229910052782 aluminium Inorganic materials 0.000 description 4
- 230000003340 mental effect Effects 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000011089 mechanical engineering Methods 0.000 description 1
- 230000000399 orthopedic effect Effects 0.000 description 1
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- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The utility model discloses a kind of tension and compression convolution section flexible three-dimensional bending forming devices.Each forming unit is made of both ends rack, disc brake apparatus, synchronous vertical lifting device, rotation shape-adjusting device, workbench, die assembly, hydraulic actuating mechanism, sensor.The method that the utility model is combined using stretch bending with press-bending, profile and mold clamping are driven using clamp in vertical direction, on flexure plane after forming, piston rod is driven using the hydraulic cylinder of cell cube end installation, make profile press shaping die on curved surface after vertical curve, solve similar serpentine, the forming of complicated bend that " W " shape one kind profile conventional three-dimensional stretch bending cannot achieve the technical issues of；By the tune shape technology of automation, artificial intensity is reduced, improves production efficiency and forming accuracy, eliminates the uncertain influence to forming accuracy of resilience；And the two dimension or three-dimensional bending forming of section different target shape one kind section components of the same race are realized, reduce die manufacturing cost.
Description
Technical field
The utility model relates to a kind of profile three-dimensional bending formers, belong to mechanical engineering field, can be widely applied to
The production of the vehicle bodies three dimensional skeletal structure part such as aerospace, trolley coach, automobile.
Background technique
Mental section three-dimensional bending structural member have from heavy and light, materials save, structural strength is high, aerodynamic performance is good,
The design features such as geometric modeling smoothness are increasingly used in the high-end walking machine equipment such as aircraft, bullet train and automobile
Manufacture in, the safety of apparatus of transport, handling and fuel economy can be effectively improved, be a kind of advanced lightweight knot
Structure.With the continuous development of modern industry, the configuration design of apparatus of transport is intended to streamlined complication, and manufacturing industry is to profile three
The demand of Wella kinking component is also increasingly sharpened, however, the complexity and drip molding shape due to the forming of profile three-dimensional bending are difficult
Its fast-developing forming demand has been unable to satisfy in the three-dimensional bending forming technique of control, existing mental section.
The three-dimensional bending of mental section refers to profile along its axis direction stretcher strain, and mutually orthogonal with its axial cross section
There is the profile shaping process of bending deformation in two vertical planes.Existing three-dimensional bending technique generally uses unitary mould
Or multiple spot mold, it needs to carry out mold shape artificial tune shape before forming；Generally using both ends clamp as unique in forming process
Power output source drives profile and mold clamping to shape, is only capable of bending on a radius of curvature bending direction by clamp
Shape；It also needs to carry out artificial orthopedic and die adjustment for rebound problem after forming.There are large labor intensity, the degree of automation it is low,
The problems such as period is long, forming accuracy is poor, and cannot achieve the complicated bend forming of the multidirectional radius of curvature in any plane, such as S
Shape, W-shape bending.
For this purpose, the utility model using stretch bending with the method that combines is bent, realize it is a kind of it is novel, flexible, in high precision,
The mental section three-dimensional bending forming device and process of automation, solve the deficiencies in the prior art, have wide answer
It is worth with prospect and market potential.
Utility model content
Production status is shaped in view of profile three-dimensional bending, the utility model provides a kind of profile that stretch bending-press-bending combines
Flexible 3 D stretch wrap forming device and process.Automation Tiao Xing mechanism is devised, before forming, multiple spot mold can be in cell cube
The upper automatic enveloping surface adjusted in shape composition target part vertical direction, overcomes and manually adjusts shape low efficiency, low precision, labor intensity
Big deficiency realizes the position of multiple spot three-dimensional bending mold and the automation tune shape of rotation angle and accurate control.Using drawing
It is curved with driving profile and mold clamping using clamp in the method that combines of press-bending, vertical direction, on flexure plane after forming,
Piston rod is driven using the hydraulic cylinder of cell cube end installation, makes profile press shaping die on the curved surface after vertical curve, it should
The multidirectional radius of curvature complicated bend forming that method solves serpentine, " W " shape one kind profile conventional three-dimensional stretch bending cannot achieve
Technical problem；According to measurement drip molding horizontal plane and vertical plane rebound error, to multiple spot mold constitute enveloping surface into
Shape compensation is adjusted in row automation, and formation of parts monolithic molding precision is made to reach processing request level；For section different target of the same race
The three-dimensional bending of shape profile shapes, and can be set by automation adjustment multiple spot mold adjustable form and position and angle, and control each unit
Body piston rod is released displacement and is realized.
From the above mentioned, the insoluble problem of traditional stretch bending process that the utility model solves is as follows:
(1) the automation tune shape for realizing multiple spot mold, reduces artificial intensity, improves production efficiency and forming essence
Degree；
(2) similar serpentine is solved, the complicated bend that " W " shape one kind profile conventional three-dimensional stretch bending cannot achieve shapes
Technical problem；
(3) by the tune shape technology of automation, the uncertain influence to forming accuracy of resilience is eliminated；
(4) two dimension or three-dimensional bending forming for realizing section different target shape one kind section components of the same race, reduce
Die manufacturing cost.
Detailed description of the invention
A kind of Fig. 1: tension and compression convolution section flexible three-dimensional bending forming device schematic diagram.
A kind of Fig. 2: tension and compression convolution section flexible three-dimensional bending forming device forming unit view.
A kind of Fig. 3: tension and compression convolution section flexible three-dimensional bending forming device lifting device view.
A kind of Fig. 4: tension and compression convolution section flexible three-dimensional bending forming device working condition main view.
A kind of Fig. 5: tension and compression convolution section flexible three-dimensional bending forming device working condition top view 1.
A kind of Fig. 6: tension and compression convolution section flexible three-dimensional bending forming device working condition top view 2.
Specific embodiment
Specific embodiment 1: being illustrated in conjunction with attached drawing and embodiment to present embodiment.
A kind of tension and compression convolution section flexible three-dimensional bending forming device, this equipment by several queueing disciplines and it is identical at
Shape unit is constituted, as shown in Fig. 2, each forming unit is by (02) two both ends rack (01), two disc brake apparatus synchronization
Vertical lifting device (03), workbench (05), die assembly (06), hydraulic actuating mechanism (07), passes rotation shape-adjusting device (04)
Sensor (08) composition；Vertical lifting device (03) is mounted on rack (01)；Rotate shape-adjusting device (04) installation at one end hang down
On straight lifting device (03)；Workbench (05) is mounted in rotation shape-adjusting device (04)；Die assembly (06), hydraulic actuating mechanism
(07) it is mounted on workbench (05) with sensor (08)；Clamp (09) is placed in the two sides of several cell cubes, clamps profile
(10).
Disc brake apparatus (02) structure are as follows: brake disc (02-02) and brake(-holder) block (02-01) are coaxially installed on work important actor
In (05-02), after adjusting shape, brake disc (02-02) synchronous clamping brake(-holder) block (02-01) in all forming units makes
Workbench (05) is in designated position.
As shown in figure 3, vertical lifting device (03) structure are as follows: lower supporting plate (03-02) is mounted on rack (01), is slowed down
Motor (03-01) is mounted on lower supporting plate (03-02), and lead screw (03-06) and decelerating motor (03-01) pass through shaft coupling (03-
05) it connects, sleeve (03-07) is mounted on lead screw (03-06), and guiding axis (03-03) is mounted on by linear bearing (03-08)
On lower supporting plate (03-02)；Upper backup pad (03-04) is connect with lower supporting plate (03-02) by guiding axis (03-03)；Support
Seat (03-09) is installed on upper backup pad (03-04)；Connecting plate (03-10) is fixed on upper backup pad (03-04), with work
Important actor (05-02) is connected by pin shaft (03-11)；The synchronous operation of workbench both ends synchronous vertical lifting device, realizes multi-point mould
Has the movement of (06-01) in vertical direction.
Rotate shape-adjusting device (04) structure are as follows: electric machine support (04-01) is installed on upper backup pad (03-04), retarder
(04-04) is mounted on electric machine support (04-01), and rotating electric machine (04-02) is mounted on retarder (04-04), gear (04-
03) it is mounted on the output shaft of rotating electric machine (04-02).
Workbench (05) structure are as follows: work important actor (05-02) is fixed on working plate (05-01), and work important actor (05-
02) gear teeth on the inside of are meshed with gear (04-03)；Important actor (05-02) and support base (03-09) is worked in the form of line face pair
Connection.It drives workbench to rotate around pin shaft (03-11) by rotating electric machine (04-02), realizes multiple spot mold (06-01) vertical
The rotary motion in direction.
Die assembly (06) structure are as follows: linear guides (06-04) are fixed on working plate (05-01), die bottom plate
(06-03) is installed on linear guides (06-04), and multiple spot mold (06-01) is mounted on die bottom plate by positioning pin (06-02)
On (06-03), rotary motion in the horizontal direction of multiple spot mold (06-01) is realized.
Hydraulic actuating mechanism (07) structure are as follows: oil cylinder support plate (07-02) is installed on the both ends working plate (05-01), can
Hydraulic actuating mechanism usage quantity is adjusted according to the actual situation, i.e., unilateral installation or bilateral installation；Hydraulic cylinder (07-01) installation
On oil cylinder support plate (07-02)；By controlling piston rod (07-03) extension elongation, realize multiple spot mold (06-01) in level
Mobile control on direction.
When processing the workpiece, it can increase accordingly or reduce according to the actual situation forming unit number.
Embodiment one, the forming of rectangular section aluminum profile " C " shape part three-dimensional bending:
The first step, target part are projected as one section of circular arc on horizontal plane and vertical plane, according to target three-dimensional bending at
Shape detail drawing determines that using cell cube number be 6；
Second step determines number 1-6 shape adjusting unit tune shape parameter, comprising: vertical direction raises shape height, worktable rotary
Angle and hydraulic actuating mechanism piston rod extension elongation；
Third step, part material are aluminum profile, confirm technological parameter and pre-stretching amount, single to a forming according to tune shape parameter
First vertical height and rotation angle carry out automation and adjust shape, and after adjusting shape to designated position, disc brake apparatus is by each forming unit
Locking；
4th step adjusts multiple spot mold open slot to same level before forming；
Profile is mounted on the clamp of both ends by the 5th step, and drives profile to carry out axial tension until profile using clamp
Near yield point, stretches and stop；
6th step drives profile using clamp, is bent in vertical plane first, so that profile is entered multiple spot mold and open
It in mouth slot, and is bonded, i.e., realizes circular shape bending forming in vertical plane, as shown in Figure 4；
7th step, as shown in figure 5, making piston rod push die bottom plate using the hydraulic actuating mechanism on each forming unit
It is moved on work top, profile remains in multiple spot mold open slot, and rotates around multiple spot mold pin shaft, when whole work
When stopper rod moves to designated position, make workpiece that " C " shape be presented in the horizontal direction, so far forming process terminates；
8th step, unloads pulling force and pressure, and clamp unclamps profile, profile is removed, and measures to size and rebound；
Profile after processing is compared by the 9th step with target profile, if meeting required precision, process finishing, if not
Meet required precision, calculate its deviation, repeat step 2 to eight, until obtaining qualified drip molding；
Tenth step produces the part in batches.
Embodiment two, the forming of rectangular section aluminum profile serpentine part three-dimensional bending:
The first step, target part are projected as one section of serpentine curve in horizontal plane, one section of circular arc are projected as on vertical plane,
Determine that using cell cube number be 6 according to target three-dimensional bending formation of parts drawing；
Second step determines number 1-6 shape adjusting unit tune shape parameter, comprising: vertical direction raises shape height, worktable rotary
Angle and hydraulic actuating mechanism piston rod extension elongation；
Third step, part material are aluminum profile, confirm technological parameter and pre-stretching amount, single to a forming according to tune shape parameter
First vertical height and rotation angle carry out automation and adjust shape, and after adjusting shape to designated position, disc brake apparatus is by each forming unit
Locking；
4th step adjusts multiple spot mold open slot to same level before forming；
Profile is mounted on the clamp of both ends by the 5th step, and drives profile to carry out axial tension until profile using clamp
Near yield point, stretches and stop；
6th step drives profile using clamp, is bent in vertical plane first, so that profile is entered multiple spot mold and open
It in mouth slot, and is bonded, i.e., realizes circular shape bending forming in vertical plane, as shown in Figure 4；；
7th step, as shown in fig. 6, making piston rod push die bottom plate using the hydraulic actuating mechanism on each forming unit
It is moved on work top, profile remains in multiple spot mold open slot, and rotates around multiple spot mold pin shaft, when whole work
When stopper rod moves to designated position, make workpiece that serpentine be presented in the horizontal direction, so far forming process terminates；
8th step, unloads pulling force and pressure, and clamp unclamps profile, profile is removed, and measures to size and rebound；
Profile after processing is compared by the 9th step with target profile, if meeting required precision, process finishing, if not
Meet required precision, calculate its deviation, repeat step 2 to eight, until obtaining qualified drip molding；
Tenth step produces the part in batches.
Claims (8)
1. a kind of tension and compression convolution section flexible three-dimensional bending forming device, characterized in that this equipment by several queueing disciplines and
Identical forming unit is constituted, and each forming unit is synchronized vertical by both ends rack (01), two disc brake apparatus (02), two
Straight lifting device (03), rotation shape-adjusting device (04), workbench (05), die assembly (06), hydraulic actuating mechanism (07), sensing
Device (08) composition；Vertical lifting device (03) is mounted on rack (01)；Rotate shape-adjusting device (04) installation at one end vertical
On lifting device (03)；Workbench (05) is mounted in rotation shape-adjusting device (04)；Die assembly (06), hydraulic actuating mechanism
(07) it is mounted on workbench (05) with sensor (08)；Clamp (09) is placed in the two sides of several cell cubes, clamps profile
(10).
2. a kind of tension and compression convolution section flexible three-dimensional bending forming device according to claim 1, characterized in that disc type
Brake apparatus (02) structure are as follows: brake disc (02-02) and brake(-holder) block (02-01) are coaxially installed in work important actor (05-02),
After adjusting shape, brake disc (02-02) the synchronous clamping brake(-holder) block (02-01) in all forming units is locked workbench (05)
In designated position.
3. a kind of tension and compression convolution section flexible three-dimensional bending forming device according to claim 1, characterized in that vertical
Lifting device (03) structure are as follows: lower supporting plate (03-02) is mounted on rack (01), and decelerating motor (03-01) is mounted on lower branch
On fagging (03-02), lead screw (03-06) is connect with decelerating motor (03-01) by shaft coupling (03-05), sleeve (03-07) peace
On lead screw (03-06), guiding axis (03-03) is mounted on lower supporting plate (03-02) by linear bearing (03-08)；On
Support plate (03-04) is connect with lower supporting plate (03-02) by guiding axis (03-03)；Support base (03-09) is installed on support
On plate (03-04)；Connecting plate (03-10) is fixed on upper backup pad (03-04), passes through pin shaft with work important actor (05-02)
(03-11) connection；Synchronous vertical lifting device synchronous operation in workbench both ends realizes multiple spot mold (06-01) in vertical direction
On movement.
4. a kind of tension and compression convolution section flexible three-dimensional bending forming device according to claim 1, characterized in that rotation
Shape-adjusting device (04) structure are as follows: electric machine support (04-01) is installed on upper backup pad (03-04), and retarder (04-04) is mounted on electricity
On machine support (04-01), rotating electric machine (04-02) is mounted on retarder (04-04), and gear (04-03) is mounted on electric rotating
On the output shaft of machine (04-02).
5. a kind of tension and compression convolution section flexible three-dimensional bending forming device according to claim 1, characterized in that work
Platform (05) structure are as follows: work important actor (05-02) is fixed on working plate (05-01), the gear teeth on the inside of work important actor (05-02)
It is meshed with gear (04-03)；Work important actor (05-02) is connect with support base (03-09) in the form of line face pair；Pass through rotation
Motor (04-02) drives workbench to rotate around pin shaft (03-11), realizes that multiple spot mold (06-01) is transported in the rotation of vertical direction
It is dynamic.
6. a kind of tension and compression convolution section flexible three-dimensional bending forming device according to claim 1, characterized in that mold
Component (06) structure are as follows: linear guides (06-04) are fixed on working plate (05-01), and die bottom plate (06-03) is installed on line
Property guide rail (06-04) on, multiple spot mold (06-01) is mounted on die bottom plate (06-03) by positioning pin (06-02), is realized
Rotary motion in the horizontal direction of multiple spot mold (06-01).
7. a kind of tension and compression convolution section flexible three-dimensional bending forming device according to claim 1, characterized in that hydraulic
Executing agency (07) structure are as follows: oil cylinder support plate (07-02) is installed on the both ends working plate (05-01), can be according to the actual situation
Hydraulic actuating mechanism usage quantity is adjusted, i.e., unilateral installation or bilateral installation；Hydraulic cylinder (07-01) is mounted on oil cylinder support plate
On (07-02)；By controlling piston rod (07-03) extension elongation, the movement of multiple spot mold (06-01) in the horizontal direction is realized
Control.
8. a kind of tension and compression convolution section flexible three-dimensional bending forming device according to claim 1, characterized in that adding
When work workpiece, forming unit number can be increase accordingly or reduced according to the actual situation.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201820672649.1U CN208495503U (en) | 2018-05-08 | 2018-05-08 | A kind of tension and compression convolution section flexible three-dimensional bending forming device |
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| CN201820672649.1U CN208495503U (en) | 2018-05-08 | 2018-05-08 | A kind of tension and compression convolution section flexible three-dimensional bending forming device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108311578A (en) * | 2018-05-08 | 2018-07-24 | 长春工业大学 | A kind of tension and compression convolution section flexible three-dimensional bending forming technology and device |
| 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 |
| CN111672946A (en) * | 2020-06-11 | 2020-09-18 | 深圳市时代精密塑胶模具有限公司 | Car handle integrated into one piece mould |
-
2018
- 2018-05-08 CN CN201820672649.1U patent/CN208495503U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108311578A (en) * | 2018-05-08 | 2018-07-24 | 长春工业大学 | A kind of tension and compression convolution section flexible three-dimensional bending forming technology and device |
| CN108311578B (en) * | 2018-05-08 | 2023-08-04 | 长春工业大学 | Flexible three-dimensional stretch bending forming process and device for stretch-press combined profile |
| 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 |
| CN111672946A (en) * | 2020-06-11 | 2020-09-18 | 深圳市时代精密塑胶模具有限公司 | Car handle integrated into one piece mould |
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