CN113351700A - Integral upward-adjusting type pre-bent coil forming device and forming method - Google Patents
Integral upward-adjusting type pre-bent coil forming device and forming method Download PDFInfo
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- CN113351700A CN113351700A CN202110512442.4A CN202110512442A CN113351700A CN 113351700 A CN113351700 A CN 113351700A CN 202110512442 A CN202110512442 A CN 202110512442A CN 113351700 A CN113351700 A CN 113351700A
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- bending
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- forming device
- roller
- plate rolling
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- 238000000034 method Methods 0.000 title claims abstract description 18
- 238000005452 bending Methods 0.000 claims abstract description 76
- 238000005096 rolling process Methods 0.000 claims abstract description 54
- 230000008878 coupling Effects 0.000 claims abstract description 6
- 238000010168 coupling process Methods 0.000 claims abstract description 6
- 238000005859 coupling reaction Methods 0.000 claims abstract description 6
- 239000003638 chemical reducing agent Substances 0.000 claims description 14
- 239000000463 material Substances 0.000 abstract description 7
- 238000013000 roll bending Methods 0.000 description 3
- 230000003827 upregulation Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
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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
- B21D5/00—Bending sheet metal along straight lines, e.g. to form simple curves
- B21D5/14—Bending sheet metal along straight lines, e.g. to form simple curves by passing between rollers
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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
- 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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
本发明涉及一种整体上调式预弯卷板成形装置及成形方法，上述预弯卷板成形装置包括：卷板机架，卷板机架上安装有卷板主辊，卷板主辊的一端通过联轴器连接于油马达的输出轴上，卷板主辊的另一端通过摆动轴承连接于摆动油缸的输出轴上；移动梁，移动梁可沿卷板机架的高度方向上、下往复移动，且移动梁的顶部安装有两根预弯辊，预弯辊对称布置于卷板主辊的底部两侧，且预弯辊中的分段辊通过辊支座安装于移动梁上；以及送料托架，送料托架的一端安装于卷板机架上，送料托架位于卷板主辊的下方。本发明提供的预弯卷板成形装置中利用辊支座挡住料板前端，从而实现板料的对中，该对中方式存在简单方便、可靠的优点。
The invention relates to an integrally upward-adjusting pre-bending coil forming device and a forming method. The pre-bending coil forming device comprises: a coil frame, on which a coil main roller is installed, and one end of the coil main roller is It is connected to the output shaft of the oil motor through the coupling, and the other end of the main roll is connected to the output shaft of the swing oil cylinder through the swing bearing; the movable beam can move up and down along the height direction of the coil frame. And two pre-bending rollers are installed on the top of the moving beam, the pre-bending rollers are symmetrically arranged on both sides of the bottom of the main roll of the coil, and the segmented rollers in the pre-bending rollers are installed on the moving beam through the roller support; One end of the feeding bracket is installed on the rolling frame, and the feeding bracket is located under the main roll of the rolling plate. In the pre-bending plate forming device provided by the present invention, the roller support is used to block the front end of the material plate, so as to realize the centering of the plate material, and the centering method has the advantages of simplicity, convenience and reliability.
Description
Technical Field
The invention relates to the technical field of plate rolling forming, in particular to an integrally upward adjusting type pre-bending plate rolling forming device and a forming method used by the same.
Background
The roll bending forming is a process for realizing cold bending forming of a plate according to a three-point rounding principle, and can be used for forming parts in different shapes such as a cylinder shape, an oval shape, a conical shape, an arc shape, a U shape and the like.
The plate bending machine is a device which rotates a working roller and bends a plate to be bent and formed by external force such as hydraulic pressure, mechanical force and the like, in order to prevent skew, the plate is usually centered before the plate is placed on the plate bending machine to be pre-bent in the forming process, so that the longitudinal center line of the plate is strictly vertical to the axis of a roller, and the current common centering method comprises the following steps: using side roller pairs (on a four-roller plate bending machine), using stop blocks, and the like; meanwhile, the remaining straight edges are reserved during plate rolling, so the end part of the plate needs to be pre-bent before rolling, the common pre-bending method is a press bending method and a plate bending machine rolling method, the press bending method needs additional equipment, the plate bending machine rolling method is mainly completed by using auxiliary motion of side rollers in the asymmetric three-roller and four-roller forming, the existing centering and pre-bending methods not only increase the complexity of equipment, but also reduce the efficiency due to the addition of auxiliary motion.
Disclosure of Invention
In view of the above problems, an integrally adjustable pre-bent coil forming device and a forming method thereof are provided, aiming at realizing simple and reliable centering and pre-bent forming during coil rolling.
The specific technical scheme is as follows:
a first aspect of the present invention provides an integrally adjustable pre-bent roll forming apparatus having the features including:
the device comprises a plate rolling machine frame, wherein a plate rolling main roller is arranged on the plate rolling machine frame, one end of the plate rolling main roller is connected to an output shaft of an oil motor through a coupling, and the other end of the plate rolling main roller is connected to an output shaft of a swing oil cylinder through a swing bearing;
the moving beam can reciprocate up and down along the height direction of the plate rolling rack, two pre-bending rollers are mounted at the top of the moving beam, the pre-bending rollers are symmetrically arranged at two sides of the bottom of the plate rolling main roller, and the sectional rollers in the pre-bending rollers are mounted on the moving beam through a first roller support and a second roller support respectively; and
one end of the feeding bracket is arranged on the plate rolling rack, and the feeding bracket is positioned below the plate rolling main roller.
The above-mentioned whole up-regulation type pre-bent roll plate forming device also has the characteristic that the forming device further comprises:
the inclined wedge block is fixedly arranged at the bottom of the movable beam; and
the pre-bending wedge block can slide leftwards and rightwards along the width direction of the plate rolling rack, an inclined surface is arranged on the pre-bending wedge block, and the inclined wedge block is in sliding contact with the inclined surface in the pre-bending wedge block.
The above-mentioned whole up-regulation type pre-bent roll plate forming device also has the characteristic that the forming device further comprises:
the adjusting hand wheel is connected to an input shaft of the speed reducer, and the speed reducer is arranged on the rolling plate rack; and
and one end of the limiting screw rod is connected to an output shaft of the speed reducer through a coupling.
The above-mentioned whole up-regulation type pre-bent coiled plate forming device also has the characteristic that the forming device also comprises a counter which is connected on the output shaft of the speed reducer.
The integral upward-adjusting pre-bending roll plate forming device is also characterized by further comprising a pre-bending oil cylinder, and a telescopic rod of the pre-bending oil cylinder is fixedly connected to the inclined wedge block.
A second aspect of the present invention is to provide a forming method using the above-described integrally upturned coil forming apparatus, characterized by comprising the steps of:
s1: inserting a plate to be processed which is not pre-bent into the plate bending machine frame through the feeding bracket, stopping feeding after the front end of the plate is abutted against the second roller support, and finishing feeding and centering of the plate;
s2: the movable beam rises and drives the two pre-bending rollers to move upwards so as to bend the first straight section of the plate;
s3: the moving beam moves downwards to enable the pre-bending roller to keep proper pressure on the plate, the oil motor is started, and the plate rolling main roller stops rotating when the plate is rolled to a second straight edge section with a left part serving as a plate to be processed under the action of the plate rolling main roller and the pre-bending roller;
s4: the movable beam rises and drives the two pre-bending rollers to move upwards so as to bend the second straight edge section of the plate;
s5: the movable beam moves downwards to an initial position;
s6: and starting the swing oil cylinder to drive the swing bearing seat to turn outwards, and taking down the rolled parts from the main roll of the plate rolling machine.
The beneficial effect of above-mentioned scheme is:
1) the pre-bent coil forming device provided by the invention can meet the forming requirements of plates with different thicknesses in a certain range through the up-and-down adjustable movement of the movable beam;
2) the pre-bent coil forming device provided by the invention utilizes the roller support to block the front end of the material plate, so that the centering of the plate material is realized, and the centering mode has the advantages of simplicity, convenience and reliability;
3) the moving beam in the pre-bending roll forming device provided by the invention moves upwards under the action of the wedge block, so that the pre-bending roll compresses the end part of the sheet material and completes pre-bending forming operation;
4) the horizontal moving distance of the pre-bending wedge block is adjusted by the limiting lead screw in the pre-bending coil forming device, so that the rising height of the movable beam is accurately controlled, and the precision of the pre-bending shape is improved.
Drawings
Fig. 1 is a schematic front view of a pre-bent roll forming apparatus provided in an embodiment of the present invention;
FIG. 2 is a schematic side view of a pre-bent sheet forming apparatus according to an embodiment of the present invention;
fig. 3 is a schematic perspective view of a pre-bent sheet forming apparatus provided in an embodiment of the present invention;
fig. 4 is a schematic centering view of the pre-bent sheet forming apparatus provided in the embodiment of the present invention.
In the drawings: 1. a plate rolling machine frame; 2. a plate rolling main roller; 3. an oil motor; 4. a swing oil cylinder; 5. a moving beam; 6. pre-bending a roller; 7. a second roller support; 8. a feed carriage; 9. a tapered wedge; 10. pre-bending a wedge block; 11. a speed reducer; 12. a limiting screw rod; 13. a counter; 14. and (5) pre-bending an oil cylinder.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.
The invention is further described with reference to the following drawings and specific examples, which are not intended to be limiting.
As shown in fig. 1 and 2, a pre-bent sheet forming apparatus provided in an embodiment of the present invention includes: the device comprises a plate rolling machine frame 1, wherein a plate rolling main roller 2 is installed on the plate rolling machine frame 1, one end of the plate rolling main roller 2 is connected to an output shaft of an oil motor 3 through a coupler, and the other end of the plate rolling main roller 2 is connected to an output shaft of a swing oil cylinder 4 through a swing bearing; the moving beam 5 can reciprocate up and down along the height direction of the plate rolling rack 1, two pre-bending rollers 6 are mounted at the top of the moving beam 5, the pre-bending rollers 6 are symmetrically arranged at two sides of the bottom of the plate rolling main roller 2, and sectional rollers in the pre-bending rollers 6 are mounted on the moving beam 5 through a first roller support and a second roller support 7 respectively; and one end of the feeding bracket 8 is arranged on the plate rolling rack 1, and the feeding bracket 8 is positioned below the plate rolling main roller 2.
The method for carrying out plate rolling and forming by utilizing the pre-bending plate rolling and forming device comprises the following steps:
s1: inserting a plate to be processed which is not pre-bent into the plate bending machine frame through the feeding bracket 8, stopping feeding after the front end of the plate is abutted against the second roller support 7, and finishing feeding and centering of the plate;
s2: the movable beam 5 ascends and drives the two pre-bending rollers 6 to move upwards so as to bend the first straight section of the plate;
s3: the moving beam 5 moves downwards to enable the pre-bending roller 6 to keep proper pressure on the plate, the oil motor 3 is started, and the plate rolling main roller 2 stops rotating when the plate is rolled to a second straight edge section with a left part serving as a plate to be processed under the action of the plate rolling main roller 2 and the pre-bending roller 6;
s4: the movable beam 5 rises and drives the two pre-bending rollers 6 to move upwards so as to bend the second straight edge section of the plate;
s5: the movable beam 5 moves downwards to the initial position;
s6: the swing oil cylinder 4 is started to drive the swing bearing seat to turn outwards, and the rolled parts are taken down from the rolling plate main roller 2.
The pre-bent roll bending forming device provided by the invention utilizes the roller support to block the front end of the material plate, so that the centering of the material plate is realized, and the centering mode has the advantages of simplicity, convenience and reliability.
The pre-bent rolling plate forming device provided by the invention can meet the forming requirements of plates with different thicknesses in a certain range through the up-and-down adjustable movement of the movable beam.
Specifically, the pre-bent roll bending device provided by the invention further comprises: the inclined wedge block 9 is fixedly arranged at the bottom of the movable beam 5; the pre-bending wedge block 10 can slide left and right along the width direction of the plate rolling machine frame 1 under the driving of the pre-bending oil cylinder 14, an inclined surface is arranged on the pre-bending wedge block 10, and the inclined wedge block 9 is in sliding contact with the inclined surface in the pre-bending wedge block 10; conversely, when the pre-bent wedge 10 is reset to the right, the wedge 9 slides down along the inclined surface, thereby moving the traveling beam 5 downward.
On the basis of the technical scheme, in the embodiment, in order to accurately control the lifting height of the movable beam 5 and improve the precision of the pre-bending shape, an adjusting hand wheel and a limiting screw rod 12 are arranged, the adjusting hand wheel is connected to an input shaft of a speed reducer 11 (the speed reducer 11 is installed on a plate rolling machine frame 1), one end of the limiting screw rod 12 is connected to one output shaft of the speed reducer 11 through a coupling, so that the limiting screw rod 12 can be adjusted left and right through the speed reducer 11 when the adjusting hand wheel is rotated, and the left and right moving strokes of the pre-bending wedge block 10 are limited through the limiting screw rod 12. In the invention, in order to accurately adjust the limit screw rod 12, a counter 13 can be connected to the other output shaft of the speed reducer 11, so that an adjusting hand wheel can be accurately controlled through the counter 13.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention.
Claims (6)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110512442.4A CN113351700B (en) | 2021-05-11 | 2021-05-11 | Integral upward-adjusting type pre-bent coil forming device and forming method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110512442.4A CN113351700B (en) | 2021-05-11 | 2021-05-11 | Integral upward-adjusting type pre-bent coil forming device and forming method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113351700A true CN113351700A (en) | 2021-09-07 |
| CN113351700B CN113351700B (en) | 2023-04-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110512442.4A Active CN113351700B (en) | 2021-05-11 | 2021-05-11 | Integral upward-adjusting type pre-bent coil forming device and forming method |
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| CN (1) | CN113351700B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115318890A (en) * | 2022-06-28 | 2022-11-11 | 江苏普力重工科技有限公司 | Intelligent plate rolling machine tool field bus control mechanism and control system |
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| CN202021244U (en) * | 2011-01-26 | 2011-11-02 | 武汉巨迪金属管业有限公司 | Split type auxiliary roll assembly of rolling machine |
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| CN108672526A (en) * | 2018-05-28 | 2018-10-19 | 北京清新环境技术股份有限公司天津分公司 | A kind of plate bending machine and automation roll bending technique |
| CN112404174A (en) * | 2020-10-30 | 2021-02-26 | 武汉巨迪金属管业有限公司 | Rolling and roundness correcting integrated machine |
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2021
- 2021-05-11 CN CN202110512442.4A patent/CN113351700B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101402111A (en) * | 2008-11-07 | 2009-04-08 | 南通恒得利机械制造有限公司 | Lapping machine special for wind power generation column barrel |
| CN101653796A (en) * | 2009-09-14 | 2010-02-24 | 华中科技大学 | New type bending and rolling compound machine tool with pre-bending mould |
| CN201988603U (en) * | 2011-01-26 | 2011-09-28 | 武汉巨迪金属管业有限公司 | Diameter adjusting device of rolling machine |
| CN202021244U (en) * | 2011-01-26 | 2011-11-02 | 武汉巨迪金属管业有限公司 | Split type auxiliary roll assembly of rolling machine |
| CN107262567A (en) * | 2016-10-20 | 2017-10-20 | 泰安华鲁锻压机床有限公司 | A kind of intelligent control four-roll plate bending machine |
| CN206474532U (en) * | 2017-02-22 | 2017-09-08 | 南京浩康有色金属设备有限公司 | Four-roll plate bending machine |
| CN206632149U (en) * | 2017-03-24 | 2017-11-14 | 东莞市坤鹏伯爵机械设备有限公司 | A horizontal down-adjustment three-roll plate bending machine with automatic feeding |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115318890A (en) * | 2022-06-28 | 2022-11-11 | 江苏普力重工科技有限公司 | Intelligent plate rolling machine tool field bus control mechanism and control system |
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| CN113351700B (en) | 2023-04-18 |
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