CN108465721A - A kind of push-model Profile CNC stretch benders - Google Patents
A kind of push-model Profile CNC stretch benders Download PDFInfo
- Publication number
- CN108465721A CN108465721A CN201810218462.9A CN201810218462A CN108465721A CN 108465721 A CN108465721 A CN 108465721A CN 201810218462 A CN201810218462 A CN 201810218462A CN 108465721 A CN108465721 A CN 108465721A
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- Prior art keywords
- cylinder
- sliding block
- block
- babinet
- stretch
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D7/00—Bending rods, profiles, or tubes
- B21D7/12—Bending rods, profiles, or tubes with programme control
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
A kind of push-model Profile CNC stretch benders, it includes mainly promoting mainly oil cylinder, stretch bending backform, workbench, stretching oil cylinder and the identical rotatable clamp part of two structures and drive the rotational fuel tank of clamp part rotation, the side of wherein workbench is set there are one babinet, parallel stretching oil cylinder there are two being set in babinet, both sides are respectively equipped with side rails to the upper opening of babinet along its length, side rails both sides are respectively equipped with sliding block, and clamp part and sliding block and socket joint are hinged；The fromer rail to intersect vertically with side rails is equipped at the middle part of babinet, fromer rail is equipped with and promotes mainly sliding block, and the one end for promoting mainly sliding block is connect with stretch bending backform, and the other end is connect with the fixed piston rod for promoting mainly oil cylinder on the table.Stretch bending top mould section.In and collet segment of the present invention can be suitable for variously-shaped proximate matter section, can be processed to almost all of proximate matter, tubing, bar etc. with dismounting and change；Using hydraulic system, the stationarity of transmission process is improved, can realize accurate control.
Description
Technical field
The invention belongs to field of mechanical technique, more particularly to a kind of stretch bending machine.
Background technology
With the development of modern industry, prodigious change occurs for the types such as motor-car, automobile and city rail vehicle and structure, and aluminium closes
Golden bool structure becomes complicated and changeable, and section bar section struction also gradually becomes hollow closed type structure, proximate matter by open architecture
Cross dimensions become increasing, forming radian is gradually reduced, the variations of these structures makes proximate matter when carrying out stretch bending section
The forming defects such as area distortion, rebound are more obvious, and the corrugation problem generated in process is difficult to control, and modern industry pair
Higher and higher in the requirement on machining accuracy of product, traditional stretch benders cannot gradually meet the requirement on machining accuracy of product.
Invention content
The purpose of the present invention is to provide a kind of stationarity that can improve transmission process, realize accurate control, collet portion
Point can with dismounting and change, suitable for the push-model Profile CNC stretch benders of variously-shaped proximate matter.
The present invention is identical rotatable including promoting mainly oil cylinder, stretch bending backform, workbench, stretching oil cylinder and two structures
Clamp part and the rotational fuel tank for driving clamp part rotation, the side of wherein workbench length direction set that there are one babinet, casees
Parallel stretching oil cylinder there are two setting in vivo, both sides are respectively equipped with side rails, side rails two to the upper opening of babinet along its length
Side is respectively equipped with sliding block, and clamp part and sliding block and socket joint are hinged, make it to turn about the Z axis, and the clamp part includes folder
Tight tapered sleeve, cylinder cover, cradle head block, bearing (ball) cover, round nut, clamping cylinder cylinder body, needle bearing, clamps oil at fixture block
The cylinder piston, piston link block, screw, wherein socket joint are fixed on sliding block, and the side of sliding block is equipped with cylinder counterbore, in socket joint
Portion is equipped with cylindrical hole corresponding with cylinder counterbore, and needle bearing is equipped in cylinder counterbore and through-hole, cradle head block
Both ends column part is respectively provided in needle bearing, and bearing (ball) cover is located at cradle head block upper end；Fixture block is according to proximate matter section point
Section of becoming a useful person is divided into several valves, and male cone (strobilus masculinus) is bonded with clamping cone sleeve, and is connected by screw；The clamping cylinder of clamping cylinder is lived
One end of plug is located in the oil pocket of clamping cylinder cylinder body one end, and the oil pocket mouth of cylinder block is equipped with cylinder cover, clamping cylinder
The other end of piston is connect by bolt with one end of piston link block, and the other end of piston link block is connect with fixture block；It clamps
The other end of cylinder block is nested on cradle head block, and end is fixed by round nut；One end of joint link block passes through
The side of screw and cradle head block is connected, and the other end of joint link block and the piston of rotational fuel tank connect, rotational fuel tank
Cylinder body is hinged with oil cylinder seat, and oil cylinder seat is fixed by screws on sliding block, and rotational fuel tank is middle hinge shaft formula servo hydraulic cylinder.
Left and right two stretches oil cylinder and two sliding blocks in left and right is driven to be moved along Y-axis respectively, and clamp part can turn about the z axis
It is dynamic；The fromer rail to intersect vertically with side rails is equipped at the middle part of babinet, fromer rail is equipped with and promotes mainly sliding block, promotes mainly the one of sliding block
End is connect with stretch bending backform, and the other end is connect with the fixed piston rod for promoting mainly oil cylinder on the table, and described promotes mainly cylinder
It is servo hydraulic cylinder with oil cylinder is stretched, and all carrys out feedback signal with magnetic substance displacement sensor to carry out accurate control stretch bending
Process.
When work, workpieces processing is leaned against on backform, is clamped with left and right collet.Control side slide, which drives, first clamps
Component is moved along Y direction to both sides, carries out prestretching crook reason to workpiece, workpiece to be processed is made to be in close to yield situation.
Promote mainly cylinder promotion promote mainly sliding block by move ahead guide rail travel forward, at the same time side slide drive clamping component along Y direction
It completes corresponding displacement and controls clamping component completion correspondingly rotating on z-axis direction by stretching oil cylinder, work as bending
Mould reaches top, and bending process terminates.
The present invention has the following advantages that compared with prior art：
1, stretch bending top mould section.In and collet segment can be suitable for variously-shaped proximate matter section with dismounting and change, can be to almost
All proximate matter, tubing, bar etc. are processed；
2, using hydraulic system, the stationarity of transmission process is improved, can realize accurate control, stretch bending backform is along X-axis
The displacement in line direction is with the displacement of collet in the Y-axis direction and rotation angle about the z axis is at certain relationship and stringent synchronization
It is that Product Precision is made further to be promoted.
Description of the drawings
Fig. 1 is three-dimensional simplified schematic diagram of the invention.
Fig. 2 is the simplified schematic diagram of clamp part of the present invention.
Fig. 3 is the sectional view of clamp part of the present invention.
In figure:1. promote mainly oil cylinder, 2. promote mainly sliding block, 3. stretch bending backforms, 4. workbench, 5. socket joints, 6. sliding blocks, 7. stretch
Oil cylinder, 8. fromer rails, 9. clamp parts, 10. side rails, 11. clamping cone sleeves, 12. fixture blocks, 13. cylinder covers, 14. rotations are closed
Locking nub, 15. bearing (ball) covers, 16. round nuts, 17. clamping cylinder cylinder bodies, 18. needle bearings, 19. clamping cylinder pistons, 20. are lived
Fill in link block, 21. screws, 22. rotational fuel tanks, 23. joint link blocks, 24. oil cylinder seats.
Specific implementation mode
In push-model Profile CNC stretch benders schematic diagram shown in Fig. 1, there are one the side of 4 length direction of workbench is set
Babinet, sets that there are two parallel stretching oil cylinders 7 in babinet, and both sides are respectively equipped with side rails to the upper opening of babinet along its length
10, side rails both sides are respectively equipped with sliding block 6, and the identical rotatable clamp part 9 of two structures is respectively provided on sliding block, (Fig. 1
The clamp part on the middle left side is the state rotated clockwise about the z axis after 90 degree, when the clamp part on the right is that stretch benders do not work
State) socket joint 5 in clamp part is fixed on sliding block, the side of sliding block is equipped with cylinder counterbore, and socket joint top is equipped with
Cylindrical hole corresponding with cylinder counterbore, is equipped with needle bearing 18 in cylinder counterbore and through-hole, and the two of cradle head block 14
End column part is respectively provided in needle bearing, and bearing (ball) cover 15 is located at cradle head block upper end；Fixture block 12 is according to proximate matter section
It is divided into material section and is divided into several valves, male cone (strobilus masculinus) is bonded with clamping cone sleeve 11, and is connected 21 by screw；Clamping cylinder piston 19
One end in the oil pocket of 17 one end of clamping cylinder cylinder body, the oil pocket mouth of clamping cylinder cylinder body is equipped with cylinder cover 13, folder
The other end of locking oil cylinder piston is connect by bolt with one end of piston link block 20, and the other end and the fixture block of piston link block connect
It connects；The other end of clamping cylinder cylinder body is nested on cradle head block, and end is fixed by round nut；Joint link block 23
One end is connected by the side of screw and cradle head block, and the other end of joint link block is connect with the piston of rotational fuel tank 22,
The cylinder body of rotational fuel tank is hinged with oil cylinder seat 24, and oil cylinder seat is fixed by screws on sliding block, and rotational fuel tank is middle hinge shaft
Formula servo hydraulic cylinder；
Left and right two stretches oil cylinder and two sliding blocks in left and right is driven to be moved along Y-axis respectively, and clamp part can turn about the z axis
It is dynamic；The fromer rail 8 to intersect vertically with side rails is equipped at the middle part of babinet, fromer rail is equipped with and promotes mainly sliding block 2, promotes mainly sliding block
One end is connect with stretch bending backform 3, and the other end is connect with the fixed piston rod for promoting mainly oil cylinder 1 on the table, the master
It is servo hydraulic cylinder to push away cylinder, stretch oil cylinder and rotational fuel tank, and all with magnetic substance displacement sensor come feedback signal into
The accurate control stretch bending process of row.
Claims (2)
1. a kind of push-model Profile CNC stretch benders comprising promote mainly oil cylinder, stretch bending backform, workbench, stretch oil cylinder and two
The identical rotatable clamp part of a structure and the rotational fuel tank for driving clamp part rotation, it is characterised in that：The work
The side of platform length direction is set there are one babinet, sets that there are two parallel stretching oil cylinders in babinet, and the upper opening of babinet is along length
Direction both sides are respectively equipped with side rails, and side rails both sides are respectively equipped with sliding block, and clamp part and sliding block and socket joint are hinged, described
Clamp part includes clamping cone sleeve, fixture block, cylinder cover, cradle head block, bearing (ball) cover, round nut, clamping cylinder cylinder body, rolling
Needle bearing, clamping cylinder piston, piston link block, screw, wherein socket joint are fixed on sliding block, and the side of sliding block is equipped with cylinder
Counterbore, socket joint top are equipped with cylindrical hole corresponding with cylinder counterbore, needle bearing are equipped in cylinder counterbore and through-hole,
The both ends column part of cradle head block is respectively provided in needle bearing, and bearing (ball) cover is located at cradle head block upper end；Fixture block root
It is divided into material section according to proximate matter section and is divided into several valves, male cone (strobilus masculinus) is bonded with clamping cone sleeve, and is connected by screw；Clamping cylinder
One end of clamping cylinder piston be located in the oil pocket of clamping cylinder cylinder body one end, the oil pocket mouth of clamping cylinder cylinder body is equipped with oil
The other end of cylinder end cap, clamping cylinder piston is connect by bolt with one end of piston link block, the other end of piston link block
It is connect with fixture block；The other end of clamping cylinder cylinder body is nested on cradle head block, and end is fixed by round nut；Joint connects
The one end for connecing block is connected by the side of screw and cradle head block, and the other end of joint link block and the piston of rotational fuel tank connect
It connects, cylinder body and the oil cylinder seat of rotational fuel tank are hinged, and oil cylinder seat is fixed by screws on sliding block；
The fromer rail to intersect vertically with side rails is equipped at the middle part of babinet, fromer rail is equipped with and promotes mainly sliding block, promotes mainly sliding block
One end is connect with stretch bending backform, and the other end is connect with the fixed piston rod for promoting mainly oil cylinder on the table.
2. push-model Profile CNC stretch benders according to claim 1, it is characterised in that：The rotational fuel tank is intermediate cuts with scissors
Shaft type servo hydraulic cylinder；Described promoting mainly cylinder and stretch oil cylinder is servo hydraulic cylinder, and is all come with magnetic substance displacement sensor
Feedback signal is to carry out accurate control stretch bending process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810218462.9A CN108465721A (en) | 2018-03-16 | 2018-03-16 | A kind of push-model Profile CNC stretch benders |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810218462.9A CN108465721A (en) | 2018-03-16 | 2018-03-16 | A kind of push-model Profile CNC stretch benders |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108465721A true CN108465721A (en) | 2018-08-31 |
Family
ID=63265385
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810218462.9A Withdrawn CN108465721A (en) | 2018-03-16 | 2018-03-16 | A kind of push-model Profile CNC stretch benders |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108465721A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110788217A (en) * | 2019-09-18 | 2020-02-14 | 北京航空航天大学 | Frame plate type die for hot stretch bending of section bar |
| CN110899421A (en) * | 2019-12-27 | 2020-03-24 | 卡斯马汽车系统（重庆）有限公司 | Method for bending metal bumper beam and method for bending aluminum alloy bumper beam |
| CN111266444A (en) * | 2020-03-11 | 2020-06-12 | 广东高谱弯曲技术有限公司 | High-precision double-rotating-arm stretch bending machine |
| CN112718971A (en) * | 2020-12-04 | 2021-04-30 | 广东润华精密制造有限公司 | Curved surface stretch bending device and process |
| CN113847304A (en) * | 2021-11-09 | 2021-12-28 | 上海瑞纽机械股份有限公司 | Hydraulic oil cylinder of hydraulic glue joint insulating clamping plate dismounting device |
| CN114130874A (en) * | 2022-02-07 | 2022-03-04 | 秦皇岛方华埃西姆机械有限公司 | Multidirectional clamping device for stretch bending |
| CN114147101A (en) * | 2021-12-15 | 2022-03-08 | 广东兴发铝业有限公司 | Aluminium alloy bending apparatus based on internet |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101695731A (en) * | 2009-09-30 | 2010-04-21 | 张家港市明华机械制造有限公司 | Double-headed pipe end forming machine |
| CN203508680U (en) * | 2013-08-30 | 2014-04-02 | 东莞市凤岗黎明型材拉弯设备厂 | Stretch bender |
| CN104259272A (en) * | 2014-08-11 | 2015-01-07 | 西北工业大学 | Induction heating stretch-bending forming device for aircraft sectional materials |
| CN104690178A (en) * | 2015-02-12 | 2015-06-10 | 江苏正基电梯部件有限公司 | Part clamping device |
| CN204747160U (en) * | 2015-07-22 | 2015-11-11 | 国网四川省电力公司攀枝花供电公司 | Hydraulic pressure swan neck system |
| CN205236694U (en) * | 2015-11-30 | 2016-05-18 | 上海友升铝业有限公司 | Push bending machine |
-
2018
- 2018-03-16 CN CN201810218462.9A patent/CN108465721A/en not_active Withdrawn
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101695731A (en) * | 2009-09-30 | 2010-04-21 | 张家港市明华机械制造有限公司 | Double-headed pipe end forming machine |
| CN203508680U (en) * | 2013-08-30 | 2014-04-02 | 东莞市凤岗黎明型材拉弯设备厂 | Stretch bender |
| CN104259272A (en) * | 2014-08-11 | 2015-01-07 | 西北工业大学 | Induction heating stretch-bending forming device for aircraft sectional materials |
| CN104690178A (en) * | 2015-02-12 | 2015-06-10 | 江苏正基电梯部件有限公司 | Part clamping device |
| CN204747160U (en) * | 2015-07-22 | 2015-11-11 | 国网四川省电力公司攀枝花供电公司 | Hydraulic pressure swan neck system |
| CN205236694U (en) * | 2015-11-30 | 2016-05-18 | 上海友升铝业有限公司 | Push bending machine |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110788217A (en) * | 2019-09-18 | 2020-02-14 | 北京航空航天大学 | Frame plate type die for hot stretch bending of section bar |
| CN110899421A (en) * | 2019-12-27 | 2020-03-24 | 卡斯马汽车系统（重庆）有限公司 | Method for bending metal bumper beam and method for bending aluminum alloy bumper beam |
| CN110899421B (en) * | 2019-12-27 | 2021-09-14 | 卡斯马汽车系统（重庆）有限公司 | Method for bending metal bumper beam and method for bending aluminum alloy bumper beam |
| CN111266444A (en) * | 2020-03-11 | 2020-06-12 | 广东高谱弯曲技术有限公司 | High-precision double-rotating-arm stretch bending machine |
| CN112718971A (en) * | 2020-12-04 | 2021-04-30 | 广东润华精密制造有限公司 | Curved surface stretch bending device and process |
| CN113847304A (en) * | 2021-11-09 | 2021-12-28 | 上海瑞纽机械股份有限公司 | Hydraulic oil cylinder of hydraulic glue joint insulating clamping plate dismounting device |
| CN114147101A (en) * | 2021-12-15 | 2022-03-08 | 广东兴发铝业有限公司 | Aluminium alloy bending apparatus based on internet |
| CN114130874A (en) * | 2022-02-07 | 2022-03-04 | 秦皇岛方华埃西姆机械有限公司 | Multidirectional clamping device for stretch bending |
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Legal Events
| Date | Code | Title | Description |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Qian Zhiping Inventor after: Gao Cailiang Inventor after: Nie Kaifeng Inventor after: Lin Jiankai Inventor before: Qian Zhiping Inventor before: Gao Cailiang Inventor before: Nie Kaifeng Inventor before: Lin Jiankai |
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| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180831 |