CN208712716U - A kind of long U tube bending machine - Google Patents
A kind of long U tube bending machine Download PDFInfo
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- CN208712716U CN208712716U CN201821139419.5U CN201821139419U CN208712716U CN 208712716 U CN208712716 U CN 208712716U CN 201821139419 U CN201821139419 U CN 201821139419U CN 208712716 U CN208712716 U CN 208712716U
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- pipe fitting
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Abstract
The utility model discloses a kind of long U tube bending machine, the board that is equipped with control electronic box including one and set on the machine table: cutting mechanism is set in the middle part of board, for cutting pipe fitting according to scheduled length；Bending mechanism is set to board one end, is bent into scheduled shape for carrying out pipe fitting；Clamping and feeding mechanism is set between cutting mechanism and bending mechanism, for clamping pipe fitting and it being carried out feeding along the direction of cutting mechanism to bending mechanism.Using the long U tube bending machine of above technical scheme, have following technical effect that (1), adjacent pipe sections center away from being reduced by 85mm to 15mm, more compact structure；(2), operating power is smaller, and rated power is low；(3), plant section reduces nearly one third, and cost is lower, and maintenance is also more easier；(4), high degree of automation reduces labor intensity；(5), when producing the hairpin tube of different length, it is only necessary to change the charging stroke of feeding mechanism, no replacement is required accessory, intelligence degree is higher, it is possible thereby to improve production efficiency.
Description
Technical field
The utility model relates to pipe fitting process equipment, in particular to a kind of long U tube bending machine.
Background technique
Long U pipe, is also hairpin tube, is a kind of elongated U-tube, is generally manufactured with copper pipe or aluminum pipe, be heat exchanger tube
Key fitment.In actual use, U-tube radiator is formed after generally connecting with short u shaped connector, applies pole in field of heat exchange
It is extensive.
Hairpin tube used in hairpin tube at present, especially air-conditioning heat exchanger generally uses bend pipe mechanism shown in Fig. 1
Make, generally take " sawing sheet " --- the mode operation of " bending ", the degree of automation is lower, and product defect rate is high, and on board
Spare and accessory parts it is more, take up a large area.It is the length adjustment area of pipe fitting shown in A in figure, it is substantially every to process a kind of length specification
Hairpin tube it is necessary to the length of closed-down manual adjustment length regulatory region, operation is extremely inconvenient.
Utility model content
One purpose of the utility model is to provide a kind of long U tube bending machine.
One aspect according to the present utility model provides a kind of long U tube bending machine, is equipped with control electronic box including one
Board and set on the machine table:
Cutting mechanism is set in the middle part of board, for cutting pipe fitting according to scheduled length；
Bending mechanism is set to board one end, is bent into scheduled shape for carrying out pipe fitting；
Clamping and feeding mechanism is set between cutting mechanism and bending mechanism, for clamping pipe fitting and by it along cutting mechanism
Feeding is carried out to the direction of bending mechanism.
Further, clamping and feeding mechanism includes a moving gripper die, and moving gripper die is connected with board by sliding assembly
It connects, the screw rod that moving gripper die is driven by motor with one is connect, and along the reciprocal parallel sliding of sliding assembly under the action of screw rod.
Preferably, moving gripper die is mainly formed by clamping component and for driving the clamping of clamping component to drive, and pipe fitting is worn
Cross clamping component, when clamping drives clamping component clamped closed, clamping component clamping pipe fitting and under the action of screw rod by
Cutting mechanism is mobile to bending mechanism, and then realizes the feeding of pipe fitting, and clamping component unclamps pipe fitting when opening, and in the work of screw rod
It is mobile from bending mechanism to cutting mechanism under, clamping component and clamp driving be installed on one piece of fixed plate two sides up and down and with
Fixed plate moves together, and fixed plate has nut seat, and nut seat is equipped with the nut matched with screw rod, and fixed plate passes through with board
Sliding assembly is connected.
In some embodiments, cutting mechanism is fixedly connected with board, mainly includes one group of bias outer cut and being used for
The motor for driving eccentric outer cut to be rotated, pipe fitting pass through inside eccentric outer cut, and the axis of rotation of eccentric outer cut is one
It is gradually deviated under the action of the eccentric cylinder of group, to cut off pipe fitting along pipe fitting periphery wall.
In some embodiments, guide plate, including a roof beam structure are additionally provided between clamping and feeding mechanism and cutting mechanism,
Roof beam structure is connected with board by sliding assembly, and roof beam structure is equipped with several guide sleeves corresponding with pipe fitting, and pipe fitting passes through guiding
Inside pipe casing is simultaneously moved along guide sleeve, when clamping and feeding mechanism clamping pipe fitting is moved from cutting mechanism to bending mechanism, pipe fitting
Frictional force between guide sleeve drives roof beam structure to translate with pipe fitting along sliding assembly, and clamping and feeding mechanism unclamps pipe fitting simultaneously
When mobile to cutting mechanism, contact and push mobile to cutting mechanism together with roof beam structure with roof beam structure.Guide plate on the one hand can be with support
Pipe fitting, prevents pipe fitting from bending since the weight of itself is sagging, can also prevent pipe fitting in conveying feeding on the other hand
Vibration occurs in the process causes pushing precision to decline.
Further, guide plate also is provided between clamping and feeding mechanism and bending mechanism.
In some embodiments, bending mechanism includes curved mould and pattern, and pattern is mounted on a curved boom, and curved boom passes through
One main shaft is connected with a bearing block, and bearing block is fixed with board one end, and main shaft and bearing block are rotatablely connected, main shaft and one
The transmission connection of a motor-driven mechanism, curved mould are mounted on bearing block, pipe fitting by curved die clamp it is tight and under the action of pattern along curved
One end bending forming of the mould close to pattern.
In some embodiments, unloading mechanism is additionally provided on curved boom, unloading mechanism includes one group corresponding with pipe fitting
Core bar and core bar clamping for gripping core bar, core bar clamping be connected with curved boom by sliding assembly and with one group
Material returned cylinder is connected, and in pipe fitting bending, core bar is inserted into inside pipe fitting and its head end between curved mould and pattern, and pipe fitting is curved
After processing is completed, core bar clamping clamping core bar is exited foldable type by inside pipe fitting.
In some embodiments, the cutting mechanism other side opposite with clamping and feeding mechanism is additionally provided with aligning mechanism, school
Straight mechanism rolls pipe fitting by different directions by least two groups roller group.
Using the long U tube bending machine of above technical scheme, have following technical effect that
(1), the center of adjacent pipe sections by 85mm away from being reduced to 15mm, more compact structure；
(2), operating power is smaller, and rated power is low；
(3), plant section reduces nearly one third, and cost is lower, and maintenance is also more easier；
(4), high degree of automation reduces labor intensity；
(5), when producing the hairpin tube of different length, it is only necessary to change the charging stroke of feeding mechanism, no replacement is required accessory,
Intelligence degree is higher, it is possible thereby to improve production efficiency.
A kind of operating method of above-mentioned long U tube bending machine, comprising the following steps:
S1, clamping and feeding mechanism sequentially pass through the front of the pipe fitting of cutting mechanism and guide plate simultaneously in the clamping of guide plate side
It is passed through another guide plate and translates to be delivered to bending mechanism；
S2, clamping and feeding mechanism translate between cutting mechanism and bending mechanism once or alternating translational is multiple, will
The front end conveying of pipe fitting is in place, and clamping and feeding mechanism clamps pipe fitting when mobile to bending mechanism, and when mobile to cutting mechanism
Pipe fitting is unclamped, frictional force of the pipe fitting between guide plate drives guide plate to translate with pipe fitting to bending mechanism, clamps feeding
When mechanism unclamps pipe fitting and moves to cutting mechanism, contacts and push mobile to cutting mechanism together with guide plate with guide plate；
S3, bending mechanism carry out overturning thus by pipe fitting bending and molding；
S4, clamping and feeding mechanism translate between cutting mechanism and bending mechanism once or alternating translational is multiple, will
The rear end of pipe fitting is delivered to the position where the cutter of cutting mechanism, and clamping and feeding mechanism clamps pipe when mobile to bending mechanism
Part, and pipe fitting is unclamped when mobile to cutting mechanism；
The cutter start-up operation of S5, cutting mechanism, by the rear end severing of pipe fitting；
S6, clamping and feeding mechanism clamp the rear portion of pipe fitting and are translated the guide plate for being delivered to bending mechanism side；
S7, clamping and feeding mechanism clamp the front of pipe fitting and by the front end of pipe fitting across another guiding in guide plate side
Plate and translate be delivered to bending mechanism, the front end of pipe fitting and the rear end of the pipe fitting completed the process mutually contact, thus by
The pipe fitting ejection bending mechanism completed the process.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of existing long U tube bending machine.
Fig. 2 is a kind of structural schematic diagram of the long U tube bending machine of embodiment of the utility model.
Fig. 3 is the structural schematic diagram of clamping and feeding mechanism shown in Fig. 2.
Fig. 4 is the structural schematic diagram of moving gripper die shown in Fig. 3.
Fig. 5 is the structural schematic diagram of cutting mechanism shown in Fig. 2.
Fig. 6 is the structural schematic diagram of guide plate shown in Fig. 2.
Fig. 7 is the structural schematic diagram of bending mechanism shown in Fig. 2.
Fig. 8 is the structural schematic diagram of unloading mechanism shown in Fig. 2.
Fig. 9 is the structural schematic diagram of aligning mechanism shown in Fig. 2.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawing.
Fig. 2 to Fig. 9 schematically shows a kind of a kind of long U tube bending machine of embodiment according to the present utility model.
As shown, the device includes the cutting mechanism being arranged on the board 1 and board 1 for being equipped with control electronic box 11
3, bending mechanism 5 and clamping and feeding mechanism 2.
Wherein, cutting mechanism 3 is set to 1 middle part of board, for cutting pipe fitting according to scheduled length.
Cutting mechanism 3 is fixedly connected with board 1, mainly including one group of bias outer cut 31 and for driving eccentric outer cut
31 motors 32 rotated.
Pipe fitting passes through inside eccentric outer cut 31.
The axis of rotation of eccentric outer cut 31 is gradually deviated under the action of one group of bias cylinder 33, thus along pipe fitting periphery
Wall cuts off pipe fitting.
Bending mechanism 5 is set to 1 one end of board, is bent into scheduled shape for carrying out pipe fitting.
Bending mechanism 5 includes curved mould 51 and pattern 52.
Pattern 51 is mounted on a curved boom 54.
Curved boom 54 is connected by a main shaft 55 with a bearing block 56.
Bearing block 56 is fixed with 1 one end of board.
Main shaft 55 and bearing block 56 are rotatablely connected.
Main shaft 55 and a motor-driven mechanism 53 are sequentially connected.
Curved mould 51 is mounted on bearing block 56, and pipe fitting is clamped and close along curved mould 51 under the action of pattern 52 by curved mould 51
One end bending forming of pattern 52.
Unloading mechanism 6 is additionally provided on curved boom 54.
Unloading mechanism 6 includes one group of core bar 61 corresponding with pipe fitting and the core bar clamping for gripping core bar 61
62。
Core bar clamping 62 is connected by sliding assembly with curved boom 54 and is connected with one group of material returned cylinder 63.
In pipe fitting bending, core bar 61 is inserted into inside pipe fitting and its head end between curved mould 51 and pattern 52.
After processing is completed, core bar clamping 62 clamps core bar 61 and is exited by inside pipe fitting pipe fitting bending forming.
Clamping and feeding mechanism 2 is set between cutting mechanism 3 and bending mechanism 5, for clamping pipe fitting and by it along cutting machine
Structure 3 to the direction of bending mechanism 5 carries out feeding.
Clamping and feeding mechanism 2 includes a moving gripper die 21.
Moving gripper die 21 is connected with board 1 by sliding assembly 8.
Moving gripper die 21 is connect with a screw rod being driven by motor 22, and along sliding assembly 8 under the action of screw rod 22
Reciprocal parallel sliding.
Moving gripper die 21 is mainly by clamping component 212 and for driving the clamping of clamping component 212 to drive 213 to form.?
In the present embodiment, clamping driving 213 is cylinder or oil cylinder.
Pipe fitting passes through clamping component 212.
When clamping driving 213 drives clamping 212 clamped closed of component, clamping component 212 clamps pipe fitting and in screw rod 22
It is mobile from cutting mechanism 3 to bending mechanism 5 under effect, and then realize the feeding of pipe fitting.
Clamping component 212 unclamps pipe fitting when opening, and is returned under the action of screw rod 22 from bending mechanism 5 to cutting mechanism 3
It returns.
Clamping component 212 and clamping driving 213 are installed on the two sides up and down of one piece of fixed plate 211 and with fixed plate 211 1
Play movement.
There is nut seat 214 below fixed plate 211.
Nut seat 214 is equipped with the nut matched with screw rod 22.
Sliding assembly 8 includes one group of sliding rail 81 being fixed on board 1 and the sliding block 82 being mounted below fixed board ends.
Sliding block 82 is matched with sliding rail 81.
In the present embodiment, guide plate 4 is additionally provided between clamping and feeding mechanism 2 and cutting mechanism 3.
Guide plate 4 includes a roof beam structure 41.
Roof beam structure 41 is connected with board 1 by sliding assembly 8.
41 both ends of roof beam structure are respectively arranged below with the sliding block 82 with sliding rail 18 to cooperation.
Roof beam structure 41 is equipped with several guide sleeves 42 corresponding with pipe fitting.
Pipe fitting passes through 42 inside of guide sleeve and moves along guide sleeve 42.
Clamping and feeding mechanism 2 clamp pipe fitting from cutting mechanism 3 to bending mechanism 5 it is mobile when, pipe fitting and guide sleeve 42 it
Between frictional force drive roof beam structure 41 with pipe fitting along sliding assembly 8 translate.
Clamping and feeding mechanism 2 unclamps pipe fitting and to when the movement of cutting mechanism 3, contacts with roof beam structure 41 and pushes roof beam structure 41 together
It is mobile to cutting mechanism 3.
On the one hand guide plate 4 can prevent pipe fitting from bending since the weight of itself is sagging, another side with support pipe fitting
Face, which can also prevent pipe fitting from vibration occurring during conveying feeding, causes pushing precision to decline.
In the present embodiment, a guide plate 4 also is provided between clamping and feeding mechanism 3 and bending mechanism 5.Guide plate 4
In 5 side of bending mechanism.
The other side opposite with clamping and feeding mechanism 2 of cutting mechanism 3 is additionally provided with aligning mechanism 7.
Aligning mechanism 7 rolls pipe fitting by different directions by least two groups roller group (71a, 71b), thus to pipe
Part carries out alignment and school circle.
In the present embodiment, aligning mechanism 7 has the function of that active-feeding will be corresponding that is, by the rotation of roller group
Pipe fitting is fed forward a distance, so that pipe fitting head end be made to pass through cutting mechanism 3, and grips convenient for clamping and feeding mechanism 2.
Using the long U tube bending machine of above technical scheme, have following technical effect that
(1), the center of adjacent pipe sections by 85mm away from being reduced to 15mm, more compact structure；
(2), operating power is smaller, and rated power is low；
(3), plant section reduces nearly one third, and cost is lower, and maintenance is also more easier；
(4), high degree of automation reduces labor intensity；
(5), when producing the hairpin tube of different length, it is only necessary to change the charging stroke of feeding mechanism, no replacement is required accessory,
Intelligence degree is higher, it is possible thereby to improve production efficiency.
The operating method of long U tube bending machine in the present embodiment, comprising the following steps:
Before S1, clamping and feeding mechanism 2 clamp in 4 side of guide plate and sequentially pass through the pipe fitting of cutting mechanism 3 and guide plate 4
Portion simultaneously is passed through another guide plate 4 and translates to be delivered to bending mechanism 5；
S2, clamping and feeding mechanism 2 translate between cutting mechanism 3 and bending mechanism 5 once or alternating translational is multiple, with
The front end conveying of pipe fitting is in place, and clamping and feeding mechanism 2 clamps pipe fitting when mobile to bending mechanism 5, and moves to cutting mechanism 3
Pipe fitting is unclamped when dynamic, frictional force of the pipe fitting between guide plate 4 drives guide plate 4 to translate with pipe fitting to bending mechanism 5, folder
Tight feeding mechanism 2 unclamps pipe fitting and to when the movement of cutting mechanism 3, contacts with guide plate 4 and pushes guide plate 4 together to cutting machine
Structure 3 is mobile；
S3, bending mechanism 5 carry out overturning thus by pipe fitting bending and molding；
S4, clamping and feeding mechanism 2 translate between cutting mechanism 3 and bending mechanism 5 once or alternating translational is multiple, with
The rear end of pipe fitting is delivered to the position where the cutter of cutting mechanism 3, clamping and feeding mechanism 2 is pressed from both sides when mobile to bending mechanism 5
Tight pipe fitting, and pipe fitting is unclamped when mobile to cutting mechanism 3；
The cutter start-up operation of S5, cutting mechanism 5, by the rear end severing of pipe fitting；
S6, clamping and feeding mechanism 2 clamp the rear portion of pipe fitting and are translated the guide plate 4 for being delivered to 5 side of bending mechanism；
S7, clamping and feeding mechanism 2 clamp the front of pipe fitting in 4 side of guide plate and lead the front end of pipe fitting across another
To plate 4 and translation is delivered to bending mechanism 5, and the front end of pipe fitting and the rear end of the pipe fitting completed the process mutually contact, thus will
The pipe fitting ejection bending mechanism 5 completed the process.
Above-described is only some embodiments of the utility model.For those of ordinary skill in the art,
Without departing from the concept of the present invention, various modifications and improvements can be made, these belong to practical
Novel protection scope.
Claims (9)
1. a kind of long U tube bending machine, which is characterized in that be equipped on the board and the board of control electronic box and be arranged including one
:
Cutting mechanism is set in the middle part of the board, for cutting pipe fitting according to scheduled length；
Bending mechanism is set to described board one end, is bent into scheduled shape for carrying out the pipe fitting；
Clamping and feeding mechanism is set between the cutting mechanism and the bending mechanism, for clamping the pipe fitting and by its edge
The cutting mechanism to the direction of the bending mechanism carries out feeding.
2. long U tube bending machine according to claim 1, which is characterized in that the clamping and feeding mechanism includes an activity
Clamping, the moving gripper die are connected with the board by sliding assembly, what the moving gripper die and one were driven by motor
Screw rod connection, and along the reciprocal parallel sliding of the sliding assembly under the action of screw rod.
3. long U tube bending machine according to claim 2, which is characterized in that the moving gripper die mainly by clamping component and
Clamping for driving the clamping component drives composition, and the pipe fitting passes through the clamping component, and the clamping drives
When the clamping component clamped closed, the clamping component clamps the pipe fitting and under the action of the screw rod by the cutting
Mechanism is mobile to the bending mechanism, and then realizes the feeding of the pipe fitting, and the clamping component unclamps the pipe fitting when opening,
And it is mobile from the bending mechanism to the cutting mechanism under the action of screw rod, the clamping component and the clamping are driven
The dynamic two sides up and down for being installed on one piece of fixed plate are simultaneously moved together with the fixed plate, and the fixed plate has nut seat, described
Nut seat is equipped with the nut matched with the screw rod, and the fixed plate is connected with the board by the sliding assembly.
4. long U tube bending machine according to claim 1, which is characterized in that the cutting mechanism and the fixed company of the board
It connects, mainly the motor including one group of bias outer cut and for driving the eccentric outer cut to be rotated, the pipe fitting pass through
Inside the bias outer cut, the axis of rotation of the bias outer cut is gradually deviated under the action of one group of bias cylinder, from
And pipe fitting is cut off along the pipe fitting periphery wall.
5. long U tube bending machine according to claim 1, which is characterized in that the clamping and feeding mechanism and the cutting machine
Guide plate is additionally provided between structure, the guide plate includes a roof beam structure, and the roof beam structure and the board pass through the sliding assembly
It is connected, the roof beam structure is equipped with several guide sleeves corresponding with the pipe fitting, and the pipe fitting passes through in the guide sleeve
Portion is simultaneously moved along the guide sleeve, and the clamping and feeding mechanism clamps the pipe fitting from the cutting mechanism to the bending machine
When structure is mobile, frictional force of the pipe fitting between the guide sleeve drives the roof beam structure with the pipe fitting along the cunning
Component translation is moved, the clamping and feeding mechanism unclamps the pipe fitting and to when cutting mechanism movement, contacts with the roof beam structure
And push the roof beam structure mobile to the cutting mechanism together.
6. long U tube bending machine according to claim 5, which is characterized in that the clamping and feeding mechanism and the bending machine
The guide plate also is provided between structure.
7. long U tube bending machine according to claim 1, which is characterized in that the bending mechanism includes curved mould and pattern, institute
It states pattern to be mounted on a curved boom, the curved boom is connected by a main shaft with a bearing block, the bearing block and institute
It states board one end to fix, the main shaft and the bearing block are rotatablely connected, and the main shaft and a motor-driven mechanism transmission connect
Connect, the curved mould is mounted on the bearing block, the pipe fitting by the curved die clamp it is tight and under the action of the pattern along institute
State one end bending forming of the curved mould close to the pattern.
8. long U tube bending machine according to claim 7, which is characterized in that unloading mechanism is additionally provided on the curved boom, it is described
Unloading mechanism includes one group of core bar corresponding with the pipe fitting and the core bar clamping for gripping the core bar, described
Core bar clamping is connected by sliding assembly with the curved boom and is connected with one group of material returned cylinder, in the pipe fitting bending
The core bar is inserted into the inside pipe fitting and its head end between the curved mould and the pattern, and the pipe fitting bending forming adds
After the completion of work, the core bar clamping clamps the core bar and is exited by the inside pipe fitting.
9. long U tube bending machine according to claim 1, which is characterized in that the cutting mechanism and the clamping feeder
The opposite other side of structure is additionally provided with aligning mechanism, and the aligning mechanism is by least two groups roller group by different directions to the pipe
Part is rolled.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821139419.5U CN208712716U (en) | 2018-07-18 | 2018-07-18 | A kind of long U tube bending machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821139419.5U CN208712716U (en) | 2018-07-18 | 2018-07-18 | A kind of long U tube bending machine |
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| Publication Number | Publication Date |
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| CN208712716U true CN208712716U (en) | 2019-04-09 |
Family
ID=65973893
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821139419.5U Active CN208712716U (en) | 2018-07-18 | 2018-07-18 | A kind of long U tube bending machine |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108672589A (en) * | 2018-07-18 | 2018-10-19 | 中山精达特克机械有限公司 | A kind of long U tube bending machines and its operating method |
| CN110238300A (en) * | 2019-06-25 | 2019-09-17 | 珠海格力智能装备有限公司 | Feeding control method of long U-shaped pipe bender and long U-shaped pipe bender |
| CN110666011A (en) * | 2019-10-25 | 2020-01-10 | 珠海格力智能装备有限公司 | Bending device and U-shaped pipe processing equipment |
-
2018
- 2018-07-18 CN CN201821139419.5U patent/CN208712716U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108672589A (en) * | 2018-07-18 | 2018-10-19 | 中山精达特克机械有限公司 | A kind of long U tube bending machines and its operating method |
| CN110238300A (en) * | 2019-06-25 | 2019-09-17 | 珠海格力智能装备有限公司 | Feeding control method of long U-shaped pipe bender and long U-shaped pipe bender |
| CN110666011A (en) * | 2019-10-25 | 2020-01-10 | 珠海格力智能装备有限公司 | Bending device and U-shaped pipe processing equipment |
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