CN201799501U - Flexible roll-bending forming device based on machine vision - Google Patents
Flexible roll-bending forming device based on machine vision Download PDFInfo
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- CN201799501U CN201799501U CN2010205190387U CN201020519038U CN201799501U CN 201799501 U CN201799501 U CN 201799501U CN 2010205190387 U CN2010205190387 U CN 2010205190387U CN 201020519038 U CN201020519038 U CN 201020519038U CN 201799501 U CN201799501 U CN 201799501U
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- 238000013000 roll bending Methods 0.000 title abstract 8
- 238000001514 detection method Methods 0.000 claims abstract description 23
- 230000033001 locomotion Effects 0.000 claims abstract description 4
- 230000005540 biological transmission Effects 0.000 claims description 3
- 238000007689 inspection Methods 0.000 claims description 3
- 238000005096 rolling process Methods 0.000 claims description 3
- 230000007246 mechanism Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 14
- 230000008569 process Effects 0.000 abstract description 8
- 238000005516 engineering process Methods 0.000 abstract description 6
- 238000012545 processing Methods 0.000 abstract description 4
- 238000012544 monitoring process Methods 0.000 abstract description 2
- 239000000463 material Substances 0.000 description 14
- 239000002184 metal Substances 0.000 description 6
- 229910000831 Steel Inorganic materials 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- 238000005452 bending Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000007493 shaping process Methods 0.000 description 4
- 230000002950 deficient Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 238000003672 processing method Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
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Abstract
The utility model discloses a flexible roll-bending forming device based on machine vision, which belongs to the field of roll-bending forming technology and equipment and is used for controlling the resilience of roll-bending formed product. The flexible roll-bending forming device comprises a forming machine, a frame, a guide rail fixed on the frame, resilience control devices, machine vision detection devices and a computer control system. The resilience control devices are arranged on the guide rail, the machine vision detection devices are arranged in front of and behind the resilience control devices, and the computer control system is used for processing the data detected by the machine vision detection devices and controlling the movement of the resilience control devices. Through the devices, during the roll-bending forming process, the machine vision detection devices and the computer control system can conduct on-line monitoring on the product and control the resilience control devices to calibrate the product for two times, so as to reduce the resilience error of the roll-bending formed product. The flexible roll-bending forming device can better improve product processing precision, is convenient for operation, and is safe and reliable.
Description
Technical field
The utility model relates to a kind of flexible roll forming device based on machine vision, belongs to roll forming technology and apparatus field, is used for the resilience of control roll o ing product.
Background technology
Roll forming is that a series of rolls of arranging by tandem are the processing method with certain section geometric product with sheet metal progressive forming.Roll forming is a kind of material-saving, energy-conservation, metal forming new technology, new technology efficiently, has wide application, has become to produce one of the most frequently used sheetmetal processing method in enormous quantities.
Because the material of roll forming product is developed to the high strength steel direction by common straightcarbon steel at present, the application of various high-strength steel sheets in the roll forming product more and more widely, and the springback capacity of high strength steel behind roll forming is bigger than conventional steel plates, these springback capacities will certainly reduce machining accuracy, are very necessary so the resilience in the roll forming process is controlled.
In the existing technology, application number is 200810243210.8 Chinese invention patent, a kind of combined roller structure for cold bending forming machine is disclosed, its top roll and last axle are fixing, and lower roll and lower shaft are fixed, and the asessory shaft bearing is connected by first connecting plate with the asessory shaft bearing, feature is: the asessory shaft bearing is connected with last axle by bearing, second connecting plate and asessory shaft bearing are fixed, and little axle is fixed with second connecting plate, and help roll is connected with little axle by bearing.Though it is empty curved that its structure has been avoided in forming process, improved surface quality of products, owing to there is not online resilience control device, can not in time adjust the roll angle according to the sheet material cross sectional shape and carry out resilience control, need carry out offline inspection, troublesome poeration is wasted man-hour.
Application number is the Chinese invention patent of 200810064528.X, a kind of metal processing and molding method that reduces plastic resilience is disclosed, this method is oppositely preform loading earlier, shape again and reduce plate material to rebound: inductile high duty metal sheet material is loaded along carrying out preform in the other direction earlier before shaping, and then plate is carried out forward shape, the Bao Xingge effect by metal reduces resilience significantly or eliminates like this.This method has following defective at least: carry out twice loading, and the forming process sheet metal all will carry out turn-over at every turn, the time that shapes is long, and efficient is low.Because the resilience of different plates is different, utilize Bao Xingge effect control resilience, precision is low, bad adaptability.
Summary of the invention
Existing roll forming method for controlling springback efficient is low in order to overcome, the defective of low precision, bad adaptability, and the utility model provides a kind of flexible roll forming device based on machine vision.
The technical scheme that its technical problem that solves the utility model adopts is:
A kind of flexible roll forming device based on machine vision is made up of forming machine, support, the guide rail, resilience control device, machine vision detection device and the computer control system that are fixed on the support.It is characterized in that, the resilience control device is on guide rail, machine vision detection device is in the front and back of resilience control device, and come the data that the handling machine vision inspection apparatus detects and the motion of control resilience control device by computer control system, roll to the resilience control device carries out online adjusting, with the resilience control of the product that satisfies different size, different materials.
Described resilience control device is made up of two passage resiliences control frame, every time resilience control frame all by about two frames form.The transmission device of frame is the worm-and-wheel gear with auto-lock function.
The guide rail that computer control system is controlled left and right sides frame by the control servomotor slides, and regulates the distance between two frames, to satisfy the resilience control of different size, material product.All be fixed with an arc-shaped guide rail on the worm gear of frame and the retainer; Side roller support is fixing jointly by worm gear and retainer, and the side roller is installed on the side roller support.When the driven by servomotor worm-and-wheel gear, retainer can drive the side roller and slide along arc-shaped guide rail, changes the roll angle of resilience control device.Interior roll shaft is fixed on the frame with the elasticity baffle ring by sleeve, driven bearing, hole, and interior roller is installed on the interior roll shaft.The bottom roller axle is fixed on the frame by 6 hexagon socket head cap screws, and with hubcap bottom roller is fixed.
The utlity model has following technique effect:
1, because the utility model is based on the device of machine vision, can monitor in real time, improve the controllability of product processing the precision of the product in the roll forming process;
2,, owing to the error that resilience causes, improved the precision of product with compensation because the utility model can be adjusted the roll angle to the changes of section of plate in the roll forming process in good time;
3, the utility model is simple to operate, the automaticity height, and efficient improves, and is safe and reliable.
Description of drawings
Fig. 1 is the general illustration of the utility model based on the flexible roll forming device of machine vision.
Fig. 2 is the schematic diagram of the utility model based on the resilience control device of the flexible roll forming device of machine vision.
Fig. 3 is the left frame front view of the utility model based on the resilience control device of the flexible roll forming device of machine vision.
Fig. 4 is the left frame left view of the utility model based on the resilience control device of the flexible roll forming device of machine vision.
Fig. 5 is the left frame vertical view of the utility model based on the resilience control device of the flexible roll forming device of machine vision.
Fig. 6 is the schematic diagram of embodiment of the present utility model.
Fig. 7 is the final cross sectional shape of embodiment of the present utility model.
Fig. 8 is the final products entity of embodiments of the invention.
Among the figure: the 1-roll coil of strip, 2-plate, 3-forming machine, first machine vision detection device of 4-, the 5-resilience control device first passage frame, second machine vision detection device of 6-, the 7-resilience control device second passage frame, the 3rd machine vision detection device of 8-, 9-computer control system, the 10-support, a 11-left side, right frame, the 12-servomotor, the 13-guide rail, 14-body, 15-bolt, the 16-worm screw, 17-worm gear, 18-arc-shaped guide rail, 19-side roller, 20-side roll shaft end cap, 21-hexagon socket head cap screw, 22-bottom roller end cap, 23-needle bearing, 24-bottom roller axle, the 25-bottom roller, 26-uses in the hole elasticity baffle ring, the 27-rolling bearing, roller seat in the roll shaft in the 28-sleeve, 29-, 30-, roller lid in the roller in the 31-, 32-, the 33-needle bearing, 34-side roller support, 35-bolt, 36-worm gear seat, the 37-needle bearing, 38-retainer, the cross sectional shape after the 39-resilience, the cross sectional shape of bending excessively during 40-control resilience, the cross sectional shape that 41-is desirable.
The specific embodiment
Below in conjunction with drawings and Examples the utility model is advanced an explanation.
As shown in Figure 1 and Figure 2, the utility model comprises forming machine 3, support 10 based on the flexible roll forming device of machine vision and is connected guide rail 13, resilience control device 5,7, machine vision detection device 4,6,8 and computer control system 9 thereof on the support.
As Fig. 3, shown in Figure 5, roll shaft 29 in being fixed with on the frame, hexagonal design is adopted in both sides, and interior roll shaft 29 is fixed interior roller 31 by sleeve 28, and described interior roller 31 is equipped with rolling bearing 27, and it is fixing with elasticity baffle ring 26 by the hole.
As Fig. 3, shown in Figure 5, with 6 hexagon socket head cap screws that bottom roller axle 24 is fixing on the frame, bottom roller axle 24 1 sides adopt hexagonal design, and two needle bearings 23 are housed on it, and itself and bottom roller end cap 22 are fixed bottom roller 25.
In the process of roll forming, resilience control device 5 can carry out two passage resiliences control, and concrete operations are as follows:
Frame recited above is as follows to the resilience control implementation procedure of product: servomotor 12 drives worm screw 17 and rotates, worm gear 16 is done circumferential movement with retainer 38 at the drive lower edge of worm screw arc-shaped guide rail 18, drive side roller 19 and rotate,, and then product is carried out resilience control with the angle of change roll.
Embodiment
At room temperature adopt 3 to put up square of shape, whenever put up the shape angle and be followed successively by 30 °, 60 °, 90 °, frame spacing 250mm.Moulding material is Dogal 800DP, and the cross section is symmetrical U-shaped cross section, and sheet material length is 600mm, and width is 72.32mm, and thickness is 0.8mm, and shaping bent angle radius R is got 2mm.The speed that is shaped is made as 5m/s.Be depicted as the ideal form of product as 41 among Fig. 6.
Sheet material from roll, come out the back sheet material resilience can take place, first detected spring back angle of machine vision detection device is 2.11 °, as Fig. 6 39 shown in.Then detected angle signal is passed to computer control system, computer is determined the passage of resilience control and is crossed bending angle through calculating.Here a time can be controlled resilience well.Rotate by controlling organization control driven by motor worm screw, and then drive worm gear and retainer slides along arc-shaped guide rail, the frame angle of adjusting device, sheet material cross bending angle as Fig. 6 40 shown in.Detect sheet material through behind the device with the 3rd machine vision detection device then, 90.2 ° of the workpiece angles of unloading, the final cross sectional shape of product is shown in Fig. 7,8.Through the data of experiment gained, the effect of its control resilience is that angle of bend is controlled at 90 ± 0.3 ° all the time after adjusting.
In sum, flexible roll forming device based on machine vision described in the utility model, machine vision detection device is applied in the roll forming, can realize the cross sectional shape of sheet material is carried out online detection, and then constantly adjust supply by the resilience control device, reach the resilience of controlling sheet material well, the purpose that improves precision.The range of work of the present utility model and precision all are greatly improved, and have satisfied the needs of actual engineering.
The above; it only is the preferable specific embodiment of the utility model; but protection domain of the present utility model is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; the variation that can expect easily or replacement all should be encompassed within the protection domain of the present utility model.
Claims (7)
1. flexible roll forming device based on machine vision, by forming machine (3), support (10), be fixed on the guide rail (13) on the support, resilience control device (5), (7), (16), (17), machine vision detection device (4), (6), (8) and computer control system form (9), it is characterized in that, resilience control device (5), (7), (16), (17) on guide rail (13), machine vision detection device (4), (6), (8) at the adjustable housing (5) of resilience control device, (7) front and back, and come the data and the control resilience control device (5) of the detection of handling machine vision inspection apparatus by computer control system (9), (7), (16), (17) motion.
2. according to the described roll forming device of claim 1, it is characterized in that described resilience control device (5), (7), (16), (17) are made up of driving mechanism (16), (17) and adjustable housing (5), (7).
3. roll forming device according to claim 1 is characterized in that, described resilience control device (5), (7), (16), (17) are made of two passage frames, two frames (11) about every time frame has.
4. roll forming device according to claim 1 is characterized in that, described resilience control device (5), (7), (16), (17) by worm-and-wheel gear with auto-lock function as transmission device.
5. roll forming device according to claim 3, it is characterized in that, the frame of described two passages can be controlled by computer control system (9), and can slide the distance about adjustment between two frames (11) at the drive lower edge of servomotor (12) guide rail (13).
6. roll forming device according to claim 1, it is characterized in that, the frame of described resilience control device (11) is all fixed an arc-shaped guide rail (18) on worm gear (17) and retainer (38), side roller support (34) is fixing by worm gear (17) and retainer (38); Side roller (19) is fixed on the side roller support (34); Interior roll shaft (29) is fixed on the frame (11), and fixes with elasticity baffle ring (26) by sleeve (28), rolling bearing (27), hole; 6 hexagon socket head cap screws are fixed on bottom roller axle (24) on the frame (11), and with hubcap (22) that bottom roller (25) is fixing.
7. roll forming device according to claim 1, it is characterized in that described machine vision detection device (4), (6), (8) are made up of three machine vision detection devices (4), (6), (8) before and after the adjustable housing that is installed in the resilience control device respectively (5), (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205190387U CN201799501U (en) | 2010-09-06 | 2010-09-06 | Flexible roll-bending forming device based on machine vision |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205190387U CN201799501U (en) | 2010-09-06 | 2010-09-06 | Flexible roll-bending forming device based on machine vision |
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| Publication Number | Publication Date |
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| CN201799501U true CN201799501U (en) | 2011-04-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2010205190387U Expired - Fee Related CN201799501U (en) | 2010-09-06 | 2010-09-06 | Flexible roll-bending forming device based on machine vision |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101979174A (en) * | 2010-09-06 | 2011-02-23 | 北方工业大学 | Flexible roll bending forming device based on machine vision and calibration method |
| CN102553985A (en) * | 2012-01-10 | 2012-07-11 | 北方工业大学 | Variable cross-section cold-bending forming contour detection and control device and method |
| CN106825330A (en) * | 2017-02-23 | 2017-06-13 | 厦门骏丰电子有限公司 | FFC line benders |
| CN109013814A (en) * | 2018-09-17 | 2018-12-18 | 桂林电子科技大学 | Laterally inhibit resilient mounting in a kind of corrugated sheet forming process |
-
2010
- 2010-09-06 CN CN2010205190387U patent/CN201799501U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101979174A (en) * | 2010-09-06 | 2011-02-23 | 北方工业大学 | Flexible roll bending forming device based on machine vision and calibration method |
| CN101979174B (en) * | 2010-09-06 | 2012-05-02 | 北方工业大学 | Flexible roll bending forming device based on machine vision and calibration method |
| CN102553985A (en) * | 2012-01-10 | 2012-07-11 | 北方工业大学 | Variable cross-section cold-bending forming contour detection and control device and method |
| CN106825330A (en) * | 2017-02-23 | 2017-06-13 | 厦门骏丰电子有限公司 | FFC line benders |
| CN109013814A (en) * | 2018-09-17 | 2018-12-18 | 桂林电子科技大学 | Laterally inhibit resilient mounting in a kind of corrugated sheet forming process |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110420 Termination date: 20110906 |