CN2937117Y - Three-D digital control stretch benders for vehicle door glass guides - Google Patents
Three-D digital control stretch benders for vehicle door glass guides Download PDFInfo
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- CN2937117Y CN2937117Y CN 200620062917 CN200620062917U CN2937117Y CN 2937117 Y CN2937117 Y CN 2937117Y CN 200620062917 CN200620062917 CN 200620062917 CN 200620062917 U CN200620062917 U CN 200620062917U CN 2937117 Y CN2937117 Y CN 2937117Y
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Abstract
The utility model discloses a three-dimensional numerical control stretch bender for guiding rail of car door glass, which comprises a machine foundation, a hydraulic system, a control system, a stretching device, shears arranged between the stretching device and the machine foundation and the left and right three-dimensional guiding rail forming devices arranged separately on the both machine foundations of shears; the stretching device comprises the sliding plate arranged on the machine foundation and a pair of stretching hydraulic cylinders on the two ends, the push rod of stretching hydraulic cylinder is connected with the sliding plate; the three-dimensional guiding rail forming device is arranged on the sliding plate, the three-dimensional guiding rail forming device comprises also an auxiliary thrusting hydraulic cylinder arranged on the end of Z directional curvature position on profile modeling module and a servo compensating hydraulic cylinder positioned beneath the gripping device, the push rod of auxiliary thrusting hydraulic cylinder is connected with the connecting plate of profile modeling module, the servo compensating hydraulic cylinder is arranged on sliding bush beneath the gripping device, which push rod is connected with the sliding axle. The utility model can resolve the problems of deformation of the car door glass guiding rail in curvature transition section of stretch bending process and wrinkle deformation of curvature section.
Description
Technical field
The utility model belongs to the three-dimension numerical controlled stretch benders of a kind of vehicle door glass guide rails.
Background technology:
Thin plate roll-in profiled material three-dimensional bending forming technique is used widely in vehicle glass window frame guide rail (abbreviation glass guide-rail) is shaped production with its precision and production efficiency.Begin to be applied to glass guide-rail production the America and Europe beginning of the nineties abroad, its core technology all monopolizes in specialized company.The end of the nineties, domestic professor Zhou Chao of University On The Mountain Of Swallows took the lead in carrying out the subject study of " the three-dimensional bending stretch Processes and apparatus of vehicle section bar ", and achievement is reached advanced world standards.This project is won national science and technology progress second prize in September, 2000.The three-dimensional bending stretch Processes and apparatus of vehicle section bar project has only been set forth the basic technology principle of thin plate roll-in section bar three-dimensional bending shaping and the essentially consist of equipment: the space curve conversion launches principle, by support, the pattern group, mapping device, inverse transformation process after hydraulic efficiency system and Controlling System implementation space curve launch, different product designs need different structure designs to realize.The three-dimension numerical controlled stretch benders of existing vehicle door glass guide rails in the production process of vehicle door glass guide rails because high cross section deep camber (ratio that refers to cross-sectional height and radius-of-curvature is near the ultimate limit state) distortion of curve transition section and bending section cross section gauffer problem on deformation, influencing quality product, is the problem that needs to be resolved hurrily.
Summary of the invention
The purpose of this utility model provides a kind of three-dimension numerical controlled stretch benders of vehicle door glass guide rails that can reduce the deep camber curve transition section distortion of high cross section and eliminate the gauffer distortion of bending section cross section.
The purpose of this utility model is achieved in that it is made up of the cutting-off mechanism of installing in the middle of a support, hydraulic efficiency system, Controlling System, drawing mechanism and the support, the left and right three-dimensional guide rail shaped device installed respectively on the support of cutting-off mechanism both sides; Described three-dimensional guide rail shaped device comprises that pattern assembly, hinge component, mapping device, swivel slide, hydro piercing mould, Y, Z are to hydro-cylinder, hydro-cylinder, clamp mechanism, pattern web plate, stop means; Described drawing mechanism by be installed in slide plate on the support and two ends-the stretching hydro-cylinder is formed, the push rod of stretching hydro-cylinder is connected with slide plate; Three-dimensional guide rail shaped device is installed on the slide plate, three-dimensional guide rail shaped device also comprises the augmented thrust hydro-cylinder that is installed in pattern assembly crooked position termination, the servo-actuated compensating hydraulic cylinder that is positioned at the below of clamp mechanism, the push rod of described augmented thrust hydro-cylinder is connected with the pattern web plate, described servo-actuated compensating hydraulic cylinder is installed on the sliding sleeve that steps up the mechanism below, and its push rod is connected with slide shaft.
The ultimate principle of the utility model utilization space curve conversion has solved high cross section deep camber in our company's vehicle door glass guide rails product design (ratio that refers to cross-sectional height and radius-of-curvature is near ultimate limit state) curve transition section problem on deformation, and designed section stress servo-actuated shim mechanism according to curve spread bending sections stressed condition, solved bending section cross section gauffer problem on deformation.AB launches length of straigh line less than the AD arc length when guide rail is crooked as shown in Figure 5; Greater than the CE arc length, thin plate section bar cross section has pressured state to exist when crooked, because three-dimensional guide rail shaped device of the present utility model adopts the servo-actuated compensating hydraulic cylinder, hydro-cylinder is arranged in and steps up the device below, its effort is in stepping up the termination, strained condition when thin plate section bar cross section the is crooked (see figure 7) that changes, the stretching action power of compensating hydraulic cylinder acts on treating on the crooked cross section of curved workpieces all the time, remain whole cross section in the motion and be in stretched state, when stretching is in state of plastic deformation, can reduce the shape error that cross section fold and resilience cause to greatest extent.Three-dimensional guide rail shaped device of the present utility model is because increase Auxiliary Propulsion Unit hydro-cylinder 8 is after (see figure 5) applies the F1 reactive force, and the stress deformation that the strained condition (see figure 8) when changing the bending of thin plate section bar can be eliminated AB camber line transition section tangent line fully improves forming accuracy.
Description of drawings
Fig. 1 is perspective view of the present utility model (lacking hydraulic efficiency system, Controlling System among the figure)
Fig. 2 is the partial enlarged drawing of figure A1
Fig. 3 main TV structure synoptic diagram of the present utility model
Fig. 4 plan structure synoptic diagram of the present utility model
Fig. 5 is that the Z of the utility model forming process is to the BENDING PROCESS schematic diagram
Fig. 6 is that the Y of the utility model forming process is to the BENDING PROCESS schematic diagram
Fig. 7 is a workpiece section stress analysis chart under the servo-actuated compensating hydraulic cylinder of the present utility model effect
Fig. 8 is a workpiece flexural loading analysis chart under the augmented thrust hydro-cylinder of the present utility model effect
Among the figure: support 1 slide plate 2 swivel slides 3 Y clamp liquid 7 augmented thrust hydro-cylinders, 8 pattern assemblies, 9 fluid power punch mechanisms, 10 cutting-off mechanisms, 11 hinge set, the 12 servo-actuated compensating hydraulic cylinder 13Z of mechanism to hydro-cylinder group 14 three-dimensional guide rail shaped device 15 F to hydro-cylinder 4 stretching hydro-cylinder 5Y to hydro-cylinder 6
1Power F pulling force M torsion describes the utility model below in conjunction with accompanying drawing
Embodiment
With reference to Fig. 1, Fig. 2, Fig. 3, Fig. 4, this example is by a support 1, hydraulic efficiency system, Controlling System, drawing mechanism 5
/Form with the left and right three-dimensional guide rail shaped device 15 of the cutting-off mechanism of installing in the middle of the support 1 11, installation respectively on the support 1 of cutting-off mechanism 11 both sides; Described cutting-off mechanism 11 by bearing, hydro-cylinder, block assembly (convex-concave module) and interconnecting piece is formed.Hydraulic control system is made up of Hydraulic Station, hydraulic pressure cylinder assembly, electromagnetic distribution valve module, pressure transmitter, position transducer, PLC electrical control cubicles and supervisory control desk.Left and right three-dimensional guide rail shaped device structure is identical, is made up of to parts such as hydro-cylinder 14, clamp mechanism 7, pattern web plate, stop means, stretching hydro-cylinder 5, augmented thrust hydro-cylinder 8, servo-actuated compensating hydraulic cylinders 13 to hydro-cylinder 4,6, Z pattern assembly 9, hinge component 12, mapping device, swivel slide 3, hydro piercing mould 10, Y.Hydro piercing mould 10 be by hydro-cylinder, punch slide block assembly and hydro-cylinder connect can relative die slide plate linear slide, the die assembly is connected on the die slide plate die slide plate and slide plate pressing plate and interconnecting piece composition.Wherein: described drawing mechanism 5
/Form by being installed in the slide plate 2 on the support 1 and a pair of stretching hydro-cylinder 5 at two ends, the push rod of stretching hydro-cylinder 5 is connected with slide plate 2; Described three-dimensional guide rail shaped device 15 is installed on the swivel slide 3 and is connected with slide plate 2 by rotating shaft; Augmented thrust hydro-cylinder 8 is installed in pattern assembly 9Z to the crooked position termination, and the push rod of augmented thrust hydro-cylinder 8 is connected with pattern web plate interconnecting piece; The servo-actuated compensating hydraulic cylinder 13 that is positioned at the below of clamp mechanism 7 is installed on the sliding sleeve that steps up the mechanism below, and its push rod is connected with slide shaft.Principle of work: behind the crooked Z direction projection of workpiece, segmentation is the line of collimation state at set turning point by Z direction rotary expansion as shown in Figure 5; In like manner as accompanying drawing 6, workpiece is behind the Y direction projection, and segmentation is the line of collimation state at set turning point by Y direction rotary expansion.Like this, by the expansion conversion of both direction, the component shaping mould becomes the line of collimation state by original space curve, and the blank wire rod realizes not having the smooth clamping of interference under state of nature.After the clamping, two ends stretching hydro-cylinder 5 work applies enough pulling force to blank, and at this moment Z is to hydro-cylinder 14 work, the shaped device rotation make workpiece along Z to crooked (see figure 5).Simultaneously, augmented thrust hydro-cylinder 8 (only provide workpiece spacing power, clamping force is not provided, assurance servo-actuated compensating hydraulic cylinder 13 is effectively worked) and servo-actuated compensating hydraulic cylinder 13 (keeping the equilibrated pulling force) with stretching hydro-cylinder 5.Other Z, presses the value transformation by reciprocal direction that launches conversion and restores to bending to bending and Y, and whole process is by the PLC time variable control, by the control of Accommodation power and action time, the abundant viscous deformation of material of stretched state is flowed reach steady state.
Working process of the present utility model: when the workman places the cross section is that U type sheet rolling wire rod to pattern convex edge space curve is organized work behind the district, and U type notch embeds the pattern convex edge, and convex edge end face and upper side are three-dimensional guide rail shaping working-surface; Press start button, step up at two ends, 5 work of stretching hydro-cylinder produce enough pulling force workpiece are stretched on the yield-point, Z is to hydraulic cylinder works, curved workpieces, because the segment of curve length of the length of straigh line after launching around set Zhou Xuanzhuan after greater than inverse transformation, at this moment the servo-actuated compensating hydraulic cylinder is started working, excess stock length during compensated bend makes workpiece be in stretched state all the time when bending; (bending of Z direction twice, the three road bendings of Y direction) are finished in the work of three-dimensional guide rail building mortion, and workpiece and pattern are close to the pattern end face in the BENDING PROCESS under the pulling force effect, form the twisting and shaping process, and this is that guide rail three-dimensional process is finished; Finish punching afterwards under time variable control, block, clip process is pressed from both sides, unloaded to pine; The operator presses reset button, and equipment automatically restores to the clamping state.
Claims (1)
1. the three-dimension numerical controlled stretch benders of vehicle door glass guide rails are made up of the cutting-off mechanism of a support, hydraulic efficiency system, Controlling System, drawing mechanism and the installation of support centre, the left and right three-dimensional guide rail shaped device of installing respectively on the support of cutting-off mechanism both sides; Described three-dimensional guide rail shaped device comprises that pattern assembly, hinge component, mapping device, swivel slide, hydro piercing mould, Y, Z are to hydro-cylinder, clamp mechanism, pattern web plate, stop means; It is characterized in that: described drawing mechanism (5 ') is formed by being installed in the slide plate (2) on the support (1) and a pair of stretching hydro-cylinder (5) at two ends, and the push rod of stretching hydro-cylinder (5) is connected with slide plate (2); Three-dimensional guide rail shaped device (15) is installed on the slide plate (2), three-dimensional guide rail shaped device (15) also comprise be installed in pattern assembly (9) Z to the augmented thrust hydro-cylinder (8) of crooked position termination, be positioned at the servo-actuated compensating hydraulic cylinder (13) of the below of clamp mechanism (7), the push rod of described augmented thrust hydro-cylinder (8) is connected with the pattern web plate, described servo-actuated compensating hydraulic cylinder (13) is installed on the sliding sleeve that steps up mechanism (7) below, and its push rod is connected with slide shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620062917 CN2937117Y (en) | 2006-08-15 | 2006-08-15 | Three-D digital control stretch benders for vehicle door glass guides |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620062917 CN2937117Y (en) | 2006-08-15 | 2006-08-15 | Three-D digital control stretch benders for vehicle door glass guides |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2937117Y true CN2937117Y (en) | 2007-08-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620062917 Expired - Fee Related CN2937117Y (en) | 2006-08-15 | 2006-08-15 | Three-D digital control stretch benders for vehicle door glass guides |
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| CN (1) | CN2937117Y (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102112272B (en) * | 2008-07-28 | 2013-02-06 | 标致·雪铁龙汽车公司 | Device and method for assembling upper and lower hinges on vehicle door |
| CN103084511A (en) * | 2012-12-30 | 2013-05-08 | 建新赵氏集团有限公司 | Automobile door frame sealing strip three-dimensional stretch bending device |
| CN103272898A (en) * | 2013-05-22 | 2013-09-04 | 南通奥特机械设备有限公司 | Numerical control double-cylinder double-arm stretch bender |
| CN106694699A (en) * | 2017-02-15 | 2017-05-24 | 福建三锋汽车饰件有限公司 | Automotive glass clamping strip bending device and forming method thereof |
| CN107662107A (en) * | 2013-12-18 | 2018-02-06 | 合肥龙息信息技术有限公司 | The bending punching all-in-one of switch cubicle conductive plate |
| CN107984227A (en) * | 2017-10-19 | 2018-05-04 | 林晓丽 | The bending punching all-in-one machine of switchgear conductive plate with adjustment bar |
| CN109201795A (en) * | 2018-10-15 | 2019-01-15 | 燕山大学 | A kind of arrangements for automotive doors guide rail stretch benders |
| CN109794875A (en) * | 2019-04-04 | 2019-05-24 | 广州川也汽车装备有限公司 | A kind of vehicle glass guide-rail module testing fixture |
| CN110883153A (en) * | 2019-12-16 | 2020-03-17 | 南京航空航天大学 | Composite flexible bending forming method for pipe |
-
2006
- 2006-08-15 CN CN 200620062917 patent/CN2937117Y/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102112272B (en) * | 2008-07-28 | 2013-02-06 | 标致·雪铁龙汽车公司 | Device and method for assembling upper and lower hinges on vehicle door |
| CN103084511A (en) * | 2012-12-30 | 2013-05-08 | 建新赵氏集团有限公司 | Automobile door frame sealing strip three-dimensional stretch bending device |
| CN103272898A (en) * | 2013-05-22 | 2013-09-04 | 南通奥特机械设备有限公司 | Numerical control double-cylinder double-arm stretch bender |
| CN107662107A (en) * | 2013-12-18 | 2018-02-06 | 合肥龙息信息技术有限公司 | The bending punching all-in-one of switch cubicle conductive plate |
| CN107662107B (en) * | 2013-12-18 | 2019-05-31 | 浙江科硕电气有限公司 | All-in-one machine is punched in the bending of switchgear conductive plate |
| CN106694699A (en) * | 2017-02-15 | 2017-05-24 | 福建三锋汽车饰件有限公司 | Automotive glass clamping strip bending device and forming method thereof |
| CN107984227A (en) * | 2017-10-19 | 2018-05-04 | 林晓丽 | The bending punching all-in-one machine of switchgear conductive plate with adjustment bar |
| CN109201795A (en) * | 2018-10-15 | 2019-01-15 | 燕山大学 | A kind of arrangements for automotive doors guide rail stretch benders |
| CN109794875A (en) * | 2019-04-04 | 2019-05-24 | 广州川也汽车装备有限公司 | A kind of vehicle glass guide-rail module testing fixture |
| CN110883153A (en) * | 2019-12-16 | 2020-03-17 | 南京航空航天大学 | Composite flexible bending forming method for pipe |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20070822 Termination date: 20110815 |