CN114192621A - Bending feeding device and bending center - Google Patents
Bending feeding device and bending center Download PDFInfo
- Publication number
- CN114192621A CN114192621A CN202111486598.6A CN202111486598A CN114192621A CN 114192621 A CN114192621 A CN 114192621A CN 202111486598 A CN202111486598 A CN 202111486598A CN 114192621 A CN114192621 A CN 114192621A
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- Prior art keywords
- bending
- screw rod
- rod transmission
- feeding device
- fixed
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- 238000005452 bending Methods 0.000 title claims abstract description 63
- 230000007246 mechanism Effects 0.000 claims abstract description 76
- 239000000463 material Substances 0.000 claims abstract description 29
- 238000003825 pressing Methods 0.000 claims abstract description 26
- 230000005540 biological transmission Effects 0.000 claims abstract description 22
- 230000033001 locomotion Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
Images
Classifications
-
- 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
- B21D5/00—Bending sheet metal along straight lines, e.g. to form simple curves
- B21D5/04—Bending sheet metal along straight lines, e.g. to form simple curves on brakes making use of clamping means on one side of the work
-
- 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
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/10—Die sets; Pillar guides
-
- 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
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/02—Advancing work in relation to the stroke of the die or tool
-
- 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
- B21D5/00—Bending sheet metal along straight lines, e.g. to form simple curves
- B21D5/002—Positioning devices
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The invention relates to a bending feeding device and a bending center using the same, wherein the bending feeding device comprises a first travelling mechanism, and the first travelling mechanism comprises two groups of first screw rod transmission mechanisms which are arranged in parallel and a base fixed at the movable end of the first screw rod transmission mechanisms; the U-shaped frame is fixed on the base and parallel to the first screw rod transmission mechanism, and an opening of the U-shaped frame points to one end of the screw rod transmission mechanism; the pressing mechanism is arranged in the opening, the rotating mechanism comprises a driving end and a driven end, the driving end is fixed on a cantilever on one side in the opening, the driven end is fixed on the end portion of the pressing mechanism, a material supporting surface of the driving end is opposite to a material pressing surface of the driven end in parallel, and the material supporting surface can rotate around an axis. The bending feeding device can bend the edge of the plate at any angle while realizing continuous feeding and bending, enlarges the application range of the bendable shape, and is particularly suitable for bending the flanging of all the circumferences of various covering pieces.
Description
Technical Field
The invention relates to the field of bending processing equipment, in particular to a bending feeding device and a bending center using the same.
Background
The housing of industrial equipment or other structural members and covering members are made of a large number of metal plates, and in order to improve the strength and safety of the structural members and covering members, it is generally necessary to design concave-convex reinforcing ribs and flanges. The sheet metal can be formed by stamping or bending according to different requirements and shapes.
At present, the general bender of wide use presses panel into the recess along the line of bending into through the last mould of using the fixed grooved lower mould that places to cooperate up-and-down motion, gives panel and forms appointed angle. The angle position of the conveying end of the plate material can be changed during bending, so that an automatic feeding device is not easy to design, and manual feeding is generally used.
Disclosure of Invention
In order to solve the problem that automatic feeding cannot be achieved in the prior art, the invention provides an automatic feeding device and a bending center using the automatic feeding device.
The technical scheme of the invention is as follows:
a bending and feeding device comprises:
the first traveling mechanism comprises two groups of first screw rod transmission mechanisms which are arranged in parallel and a base fixed at the movable end of the first screw rod transmission mechanisms;
the U-shaped frame is vertically arranged on the base, the direction of the U-shaped frame is parallel to the screw rod transmission mechanism, and an opening of the U-shaped frame points to one end of the screw rod transmission mechanism;
the pressing mechanism is arranged in the opening of the U-shaped frame and comprises a fixed end and a telescopic end which are arranged oppositely, and the telescopic end can be controlled to be close to or far away from the fixed end;
the rotating mechanism comprises a driving end fixed at the end part of the fixed end and a driven end fixed at the end part of the telescopic end, and a material supporting surface of the driving end is parallel to and opposite to a material pressing surface of the driven end;
preferably, the device also comprises a material supporting frame which is as high as the material supporting surface.
Preferably, the material supporting frame comprises at least two mutually independent sub material supporting frames, and the sub material supporting frames can move freely.
Preferably, the device also comprises a second travelling mechanism which is provided with two groups of second screw rod transmission mechanisms perpendicular to the first travelling mechanism. And the first traveling mechanism is arranged on the platform of the second transmission mechanism.
The invention also provides a bending center comprising the bending feeding device, and the bending center also comprises a main control device and an upper computer which are used for controlling the bending machine main body and the bending feeding device.
According to the automatic feeding device designed by the bending machine based on parallel feeding, disclosed by the company, the feeding control in the feeding direction of the bending machine is realized through the first feeding mechanism, the rotating angle of the plate on the feeding plane can be controlled through the rotating mechanism, and the position of the plate along the length direction of the die is controlled through the second feeding mechanism. The continuous feeding production is possible, the bending of any angle and any position of the plate is realized during feeding and bending, the application range of the bendable shape is expanded while the continuous feeding and bending are realized, and the bending machine is particularly suitable for bending the flanging of all the peripheries of various covering pieces.
Drawings
FIG. 1 is a schematic structural view of a combined bending mold according to the present invention;
fig. 2 is a schematic position diagram of the material supporting mechanism of the combined bending die of the invention.
Detailed Description
The present invention is described in detail below with reference to the accompanying drawings and specific embodiments, in this specification, the dimensional ratios of the drawings do not represent actual dimensional ratios, and are only used for embodying the relative positional relationships and the connection relationships between the components, and the components having the same names or the same reference numbers represent similar or identical structures and are only used for illustrative purposes.
The coordinate system direction in the drawings in this specification is defined as follows, the X axis represents the moving direction of the first traveling mechanism, the Y axis represents the moving direction of the second traveling mechanism, the Z axis represents the extending and contracting direction of the pressing mechanism, the X, Y, Z axes form a cartesian coordinate system in space, and the R axis represents a rotation axis around the Z axis.
Fig. 1 is a schematic view of a bending and feeding device of the present invention, which includes a first traveling mechanism 11 disposed along an X-axis, a U-shaped frame 12, a pressing mechanism 13 disposed along a Z-axis, and a rotating mechanism 14 about an R-axis.
The first traveling mechanism 11 is provided with two groups of first screw rod transmission mechanisms 112 parallel to the X axis, and the screw rod transmission mechanisms 112 drive the screw rods to rotate by a first servo motor 111 connected with the screw rods and drive the moving ends 113 of the first screw rod transmission mechanisms 112 to move along the X axis direction. The U-shaped frame 12 is disposed on the moving end 113 of the first traveling mechanism 11, the U-shaped frame 12 is disposed in an XZ plane, an opening of the U-shaped frame 12 points to the X-axis direction, so that when the first traveling mechanism 11 is started, the first servo motor 111 drives the screw rod to rotate, the moving end 113 of the first traveling mechanism moves along the X-axis direction, and the opening end of the U-shaped frame 12 moves along the X-axis direction.
A pressing mechanism 13 along the Z-axis direction is arranged on the upper cantilever in the opening of the U-shaped frame 12, the pressing mechanism 13 includes a hydraulic cylinder 131 arranged on the upper cantilever 121 in the opening of the U-shaped frame 12, and a piston rod 132 of the hydraulic cylinder can extend and retract along the Z-axis direction. A rotating mechanism 14 is further disposed in the opening of the U-shaped frame 12, the rotating mechanism 14 includes a driving end 141 disposed on the lower suspension arm 122 of the U-shaped frame 12 and a driven end 142 disposed at the end of the piston rod 132, the driving end includes a supporting seat 145 and a servo motor 146 for driving the supporting seat 145 to rotate, the driven end is a pressing plate disposed at the end of the piston rod and capable of freely rotating around the axis of the piston rod, and the rotating shafts of the supporting seat 145 and the driven end 142 are collinear, preferably collinear with the axis of the piston rod 132.
Preferably, the feeding device is further provided with a second traveling mechanism 15, the second traveling mechanism 15 is provided with two groups of second screw rod transmission mechanisms 151 arranged in parallel with the Y axis, the second screw rod transmission mechanisms 151 are driven to operate through a second servo motor 152, and the first traveling mechanism 11 is arranged at the movable end of the second traveling mechanism 15. Thereby realizing the moving positioning of the U-shaped frame 12 in the XY plane through the first walking mechanism 11 and the second walking mechanism 15
Preferably, a material support frame 16 for supporting the sheet material is further arranged in a plane with the same height as the support base 145, the material support frame 16 is split into a plurality of independent material support units 161, and the upper surfaces of the material support units are provided with spherical protrusions or upward brushes which are arranged and can freely roll, so that the sheet material support function is achieved, and the resistance of the sheet material to moving on the surface is reduced.
The bending feeding device is arranged on the feeding side of the bending machine, the Y-axis direction is parallel to the length direction of the bending die, and the supporting seat and the lower pressing die of the bending machine are located in the same plane. The bending machine is used for bending the fixed end of the plate by using an upper pressing die and a lower pressing die and bending the plate by a preset angle by using a folding knife at the extended free end of the plate. Because the upper pressing die is used, and the plate is pressed tightly by the lower pressing die, compared with the traditional bending mode, the height of the plate on the feeding side of the plate in the bending process is not changed, and the feeding device is suitable for being used. And the actions of the bending machine and the bending feeding device are cooperatively controlled by a set of control device. The coordination of the position of the plate and the control of the rotating angle in the XY plane as well as the feeding action and the bending action is realized. The bending device is characterized by also comprising an upper computer connected with the control device, wherein the upper computer receives a bending instruction input by a user, a bending program input by the user or a pre-stored bending program, decodes the bending instruction and outputs a control instruction to the control device.
In the bending process, a plate to be bent is placed on the supporting seat, an excessive part of the plate naturally falls on the material supporting unit, the hydraulic cylinder 131 of the pressing mechanism 13 works, the piston rod 132 extends and enables the driven end 142 of the rotating mechanism 14 to press the plate, the first traveling mechanism 11, the second traveling mechanism 15 and the rotating mechanism 14 are controlled to enable the position, to be bent, of the plate to extend into a feeding gap between an upper pressing die and a lower pressing die of a bending machine, the upper pressing die of the bending machine is controlled to descend, the plate is reliably pressed on the lower pressing die, the movement of the plate is limited, the bending process is started, and the bending knife moves in the bending process and bends a free end, extending out of the space between the upper pressing die and the lower pressing die, of the plate to a set angle.
The bending feeding mechanism has a moving degree of freedom in the feeding direction and a rotating degree of freedom in the normal direction of the plate, and can preliminarily realize the circumferential continuous bending function of various plate edges besides the single-step bending function. Through the second running gear that preferred setting, at the extension direction of the mould of bending, increased a removal degree of freedom to can realize arbitrary point to point in certain region in the sheet metal plane and remove, solve the defect that only exists under the first running gear condition, when doing the circumference to the panel that cuts in advance and bend in succession, meet the extreme point coincidence of two adjacent edges of bending promptly, the side of having bent can produce the problem of interfering to this operation of bending. After the second travelling mechanism is additionally arranged, the bent side edge can be moved out of the working area of the upper pressing die and the lower pressing die of the bending machine by controlling the movement of the second travelling mechanism, so that interference is avoided. Therefore, multiple continuous bending under the condition of one-time clamping is realized, and the production efficiency and the bending precision are improved. The flanging machine is particularly suitable for flanging covering pieces of various equipment boxes and shells.
The invention also designs a material supporting frame consisting of a plurality of independent material supporting units, and the material supporting frame plays a role in supporting the plate material when the plate material is bent, so that the bending deformation of the plate material is avoided. When the size of a processed plate is small, one or more support units can be removed according to needs, and clamping operation is facilitated.
The first traveling mechanism and the second traveling mechanism in the invention both adopt screw rod rotating mechanisms, but it should be considered that mechanisms which realize axial movement by other similar manners, such as linear guide rails, linear electric cylinders, etc., should be regarded as one of the alternative embodiments of the invention.
The above-mentioned embodiments are merely illustrative of the preferred embodiments of the present invention, and do not limit the scope of the present invention, and various modifications and improvements made to the technical solution of the present invention by those skilled in the art without departing from the spirit of the present invention should fall within the protection scope defined by the claims of the present invention.
Claims (5)
1. The utility model provides a material feeding unit bends which characterized in that includes:
the first traveling mechanism (11) comprises two groups of first screw rod transmission mechanisms (112) which are arranged in parallel and a base (113) fixed at the movable end of the first screw rod transmission mechanisms;
the U-shaped frame (12) is vertically arranged on the base (113) and is parallel to the first screw rod transmission mechanism (112), and an opening of the U-shaped frame (12) points to one end of the first screw rod transmission mechanism (112);
the pressing mechanism (13) is arranged in the opening of the U-shaped frame (12) and comprises a telescopic end driven by a hydraulic device;
the rotating mechanism (14) comprises a driving end (141) fixed at the end part of a cantilever at one side of the U-shaped rack (12) and a driven end (142) fixed at the end part of a telescopic end, and a material supporting surface of the driving end is opposite to a material pressing surface of the driven end in parallel.
2. A bend feeder as claimed in claim 1, further comprising a carrier (16) which is level with said carrier surface.
3. Bending feeder according to claim 2, characterised in that said stack (16) comprises at least two mutually independent sub-stacks (161) which are freely movable.
4. Bending and feeding device according to claim 1, further comprising a second travelling mechanism (15), wherein the second travelling mechanism (15) is provided with two sets of second screw rod transmission mechanisms (151) perpendicular to the first travelling mechanism (11), and a platform fixed at the movable end of the second transmission mechanism, and the first travelling mechanism is arranged on the platform of the second transmission mechanism.
5. A bending center comprises a bending machine main body, and is characterized by further comprising a bending feeding device according to any one of claims 1-4, a main control device for controlling the bending machine main body and the bending feeding device, and an upper computer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111486598.6A CN114192621A (en) | 2021-12-07 | 2021-12-07 | Bending feeding device and bending center |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111486598.6A CN114192621A (en) | 2021-12-07 | 2021-12-07 | Bending feeding device and bending center |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114192621A true CN114192621A (en) | 2022-03-18 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111486598.6A Pending CN114192621A (en) | 2021-12-07 | 2021-12-07 | Bending feeding device and bending center |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114192621A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114618915A (en) * | 2022-03-23 | 2022-06-14 | 武汉钢铁有限公司 | Tear bender based on machine vision detects steel sheet overlap joint welding seam |
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|---|---|---|---|---|
| JP2001259746A (en) * | 2000-03-16 | 2001-09-25 | Amada Co Ltd | Method and apparatus for controlling positioning of thin plate work in bending machine |
| KR101533739B1 (en) * | 2015-01-22 | 2015-07-03 | 주식회사 일우산업기계 | Multi-function folding device |
| CN106001888A (en) * | 2016-08-05 | 2016-10-12 | 苏州易升电梯部件有限公司 | Reinforcing rib welding structure for elevator door plate |
| CN106077168A (en) * | 2016-06-30 | 2016-11-09 | 马鞍山九天智控科技有限公司 | A kind of plate bending method of intelligent numerical control bender |
| CN205949704U (en) * | 2016-08-28 | 2017-02-15 | 佛山市南海区九江联发五金制罐有限公司 | Metal carton hemming's centre gripping transporting device |
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| CN209465587U (en) * | 2018-12-26 | 2019-10-08 | 洛阳罗伊机械有限公司 | A kind of bending machine and its feed device |
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-
2021
- 2021-12-07 CN CN202111486598.6A patent/CN114192621A/en active Pending
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| JP2001259746A (en) * | 2000-03-16 | 2001-09-25 | Amada Co Ltd | Method and apparatus for controlling positioning of thin plate work in bending machine |
| KR101533739B1 (en) * | 2015-01-22 | 2015-07-03 | 주식회사 일우산업기계 | Multi-function folding device |
| CN106077168A (en) * | 2016-06-30 | 2016-11-09 | 马鞍山九天智控科技有限公司 | A kind of plate bending method of intelligent numerical control bender |
| CN106001888A (en) * | 2016-08-05 | 2016-10-12 | 苏州易升电梯部件有限公司 | Reinforcing rib welding structure for elevator door plate |
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| CN106925632A (en) * | 2017-02-28 | 2017-07-07 | 东莞市东锻机械有限公司 | A kind of flexible bending center |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114618915A (en) * | 2022-03-23 | 2022-06-14 | 武汉钢铁有限公司 | Tear bender based on machine vision detects steel sheet overlap joint welding seam |
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