CN104475502A - Multi-edge bending machine - Google Patents
Multi-edge bending machine Download PDFInfo
- Publication number
- CN104475502A CN104475502A CN201410555702.6A CN201410555702A CN104475502A CN 104475502 A CN104475502 A CN 104475502A CN 201410555702 A CN201410555702 A CN 201410555702A CN 104475502 A CN104475502 A CN 104475502A
- Authority
- CN
- China
- Prior art keywords
- knife rest
- pushing block
- mould
- bender
- polygon
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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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
Abstract
The invention discloses a multi-edge bending machine and relates to bending machines. The multi-edge bending machine comprises a concave knife rest, supporting legs at the two sides slightly stretch towards the outside, the outer side of the middle of the knife rest is connected with a swing arm through a shaft, a first upper die is arranged at the vertex of the inner side of the upper supporting leg of the knife rest, a first lower die is arranged at the vertex of the inner side of the lower supporting leg of the knife rest, the dies are connected with the knife rest through bolts, polygonal through holes are formed in the middles of the first upper die and first lower die, polygonal push blocks matched with the through holes are arranged therein, one head face of each push block does not surpass the left head face of the corresponding die, and the end of each push block far away from the corresponding die is connected with at least one push device. After a sheet bends a certain angle, the push devices are started to push the push blocks to move towards the sheet and push one bent edge of the sheet to continue to get close to the other bent edge to realize the larger than 90 degrees bend angle of the sheet.
Description
Technical field
The present invention relates to a kind of bender, refer in particular to a kind of polygon bender.
Background technology
Bender is a kind of machine that can carry out bending to thin plate.Existing bender all needs when rolling over thin plate and slab to adjust the distance between mould and Bending Mould, and its major part needs manually to adjust, or increase mechanism adjusts in addition, and it adjusts complexity, and inconvenient operation, loses time.A kind of bender of Chinese patent application, application number 201310295375.0, comprise feed mechanism clamping device, bending mechanism and balance spring assembly, feed mechanism clamping device comprises U-shaped beam, cylinder, depression bar, bearing, servomotor, the first swivel base, the second swivel base, the upper end of U-shaped beam is provided with cylinder, cylinder is provided with depression bar, the lower end of depression bar is provided with bearing, the shell of bearing is provided with the second swivel base, the lower end of U-shaped beam is provided with servomotor, servomotor is provided with the first swivel base; Described bending mechanism comprises the first mould, the second mould, knife rest, swing arm and oil cylinder, and knife rest is connected with swing arm by means of axle.This bender does not need artificial turnover panel to get final product the positive and negative angle of bending, saves time, increases work efficiency.This bender, by the second mould, thin plate is fixed, first mould pivots, to one, thin plate one end power or upwards, thin plate is bent downwards, because the first mould pivots, as long as when the planes overlapping by the plane of the axis of axle and thin plate place, by thin plate bending energy right angle, and in other cases, thin plate could can only be bent into acute angle.Namely the angle of this bar folder bending thin plate is less than or equal to 90 ° for being greater than 0 °.
Summary of the invention
The object of the invention is that proposing one does not need artificial turnover panel to get final product the positive and negative angle of bending, and bending angle can be greater than the bender of 90 °.
For achieving the above object, following technical scheme is provided:
A kind of bender, comprise the knife rest of overall one-tenth " recessed " font, the leg on both sides slightly outwards opens, be connected with swing arm by axle outside the middle part of described knife rest, on knife rest, inside leg, summit place is provided with the first mold, inside knife rest lower support leg, summit place is provided with the first bed die, mould and knife rest are bolted, it is characterized in that, the centre of described first mold and the first bed die is provided with polygonal through hole, polygon pushing block with matching is provided with in through hole, the left side of pushing block is no more than mould left end face, at least one thrust unit is connected with away from mould one end at pushing block.When after thin plate bending certain angle, thrust unit starts, and promotes pushing block and moves to thin plate direction, and it is close to another crimp to promote thin plate crimp continuation, and the bending angle realizing thin plate is greater than 90 °.
Thrust unit can be lead screw transmission mechanism, hydraulic drive or cylinder-driven, preferably lead screw transmission mechanism, comprise screw mandrel, be provided with the internal thread hole matched with screw mandrel vertically away from mould one end at pushing block, screw mandrel is inserted in the internal thread hole of pushing block, screw mandrel is fixedly connected with shaft coupling one end away from pushing block one end, the other end of shaft coupling is fixedly connected with driven gear, driven gear is connected with driving gear by synchronizing jugged chain, driving gear is fixedly connected with the output of reduction box, and the power intake of reduction box is connected with motor output end.The power resources of thrust unit are motors, and the application of motor can make bender realize Automated condtrol, and initiatively this takes turns and drives driven gear to rotate by silent chain, and driven gear drives screw mandrel to rotate, and power transmission is accurate, can control the angle of thin plate bending accurately.
Further, arrange projection, be provided with the polygonal through hole matched with pushing block in projection inside described knife rest leg near mould place, pushing block moves all the time in the through hole that knife rest is arranged, and increases the stability of structure.
Further, described first mold is parallel with leg sidewall place plane with the axis of the through hole arranged in the middle of the first bed die.
Further, the length of described pushing block is greater than the thickness of mould.
Further, described pushing block is cuboid.
Beneficial effect of the present invention is:
(1) second mold and the second bed die clamp thin plate, hydraulic means above knife rest starts, make the first mould near thin plate and to press down or jack-up thin plate exceeds the part of the second mould, thin plate is bent, when after thin plate bending certain angle, thrust unit starts, and promotes pushing block and moves to thin plate direction in the through hole that the first mould and knife rest projection are arranged, and it is close to another crimp to promote thin plate crimp continuation, the bending angle realizing thin plate is greater than 90 °.
(2) thrust unit is lead screw transmission mechanism, be provided with the internal thread hole matched with screw mandrel vertically away from mould one end at pushing block, screw mandrel is inserted in the internal thread hole of pushing block, screw mandrel is fixedly connected with shaft coupling one end away from pushing block one end, the other end of shaft coupling is fixedly connected with driven gear, driven gear is connected with driving gear by synchronizing jugged chain, and driving gear is fixedly connected with the output of reduction box, and the power intake of reduction box is connected with motor output end.The power resources of thrust unit are motors, and the application of motor can make bender realize Automated condtrol, and driving gear drives driven gear to rotate by silent chain, and driven gear drives screw mandrel to rotate, and power transmission is accurate, can control the angle of thin plate bending accurately.
(3) arrange projection near mould place inside knife rest leg, be provided with the through hole matched with pushing block in projection, pushing block moves all the time in the through hole that knife rest is arranged, and increases the stability of structure.
Accompanying drawing explanation
Fig. 1 is a kind of bender structural representation of the present invention;
Fig. 2 is thrust unit front view;
Fig. 3 is thrust unit side view.
Wherein: 1, the first mold 2, pushing block, 3, bolt, 4, screw mandrel, 5, shaft coupling, 6, driven gear, 7, synchronizing jugged chain, 8, driving gear, 9, decelerator, 10, motor, 11, knife rest, 12, swing arm, the 13, first bed die, the 14, second mold, 15, the second bed die, 16, axle.
Detailed description of the invention
Below in conjunction with accompanying drawing, a most preferred embodiment of the present invention is described further, to help understanding content of the present invention.
As shown in Figure 1 to Figure 3, the present invention includes the knife rest 11 of overall one-tenth " recessed " font, the leg on knife rest 11 both sides slightly outwards opens, be connected with swing arm 12 by axle 16 outside the middle part of described knife rest 11, on knife rest 11, inside leg, summit place is provided with the first mold 1, inside knife rest 11 lower support leg, summit place is provided with the first bed die 13, and mould is connected by bolt 3 with knife rest 11; The centre of the first mold 1 and the first bed die 13 is provided with rectangular through holes, and be provided with rectangle pushing block 2 with matching in through hole, the left side of pushing block 2 is no more than mould left side; Inside knife rest 11 leg, projection is set near mould place, in projection, is provided with the rectangular through holes matched with pushing block 2.Move in the through hole that pushing block 2 can be arranged on the first mould 1 and knife rest 11.Two internal thread holes are evenly provided with away from mould one end at pushing block 2, screw mandrel 4 is inserted in the internal thread hole of pushing block 2, screw mandrel 4 is fixedly connected with shaft coupling 5 one end away from pushing block 2 one end, the other end of shaft coupling 5 is fixedly connected with driven gear 6, driven gear 6 is connected with driving gear 8 by synchronizing jugged chain 7, driving gear 8 is fixedly connected with the output of reduction box 9, and the input of reduction box 9 is connected with motor 10 output.
Specific works mode:
Thin plate steps up by the second mold 14 and the second bed die 15, starts the hydraulic means above knife rest 11, promotes knife rest 11 and rotates around axle 16, continue to sway, thin plate is bent after the first mould is adjacent to thin plate, and the angle of now thin plate bending is 90 ° to the maximum.When thin plate bending angle is greater than 90 ° by needs, start the motor 10 of thrust unit, motor 10 output is connected with reduction box 9 input, the output of reduction box 9 is fixedly connected with driving gear 8, driving gear 8 is driven to rotate together, driving gear 8 drives driven gear 6 to rotate together by synchronizing jugged chain 7, because driven gear 6 is connected with screw mandrel 4 by shaft coupling 5, screw mandrel 4 therefore can be driven to rotate together.The other end and the pushing block 2 of screw mandrel 4 are threaded connection, screw mandrel 4 is fixed can only be in rotary moving, and pushing block 2 is square, can not rotate in the first mould, can only move forward, and then promotion pushing block 2 moves forward, and the crimp promoting thin plate continues close to another crimp, makes the bending angle of thin plate be greater than 90 °.
Claims (7)
1. a polygon bender, comprise the knife rest (11) of overall one-tenth " recessed " font, the leg on both sides slightly outwards opens, be connected with swing arm (12) by axle (16) outside the middle part of described knife rest (11), inside the upper leg of knife rest (11), summit place is provided with the first mold (1), inside knife rest (11) lower support leg, summit place is provided with the first bed die (13), mould is connected by bolt (3) with knife rest (11), it is characterized in that, the centre of described first mold (1) and the first bed die (13) is provided with polygonal through hole, polygon pushing block (2) with matching is provided with in through hole, the left side of pushing block (2) is no more than mould left side, at least one thrust unit is connected with away from mould one end at pushing block (2).
2. a kind of polygon bender as claimed in claim 1, is characterized in that: described thrust unit is lead screw transmission mechanism, hydraulic drive or cylinder-driven.
3. a kind of polygon bender as claimed in claim 2, it is characterized in that: described lead screw transmission mechanism comprises screw mandrel (4), be provided with the internal thread hole matched with screw mandrel (4) vertically away from mould one end at pushing block (2), screw mandrel (4) is inserted in the internal thread hole of pushing block (2), screw mandrel (4) is fixedly connected with shaft coupling (5) one end away from pushing block (2) one end, the other end of shaft coupling (5) is fixedly connected with driven gear (6), driven gear (6) is connected with driving gear (8) by synchronizing jugged chain (7), driving gear (8) is fixedly connected with the output of reduction box (9), the input of reduction box (9) is connected with motor (10) output.
4. a kind of polygon bender as claimed in claim 1, is characterized in that: arrange projection near mould place inside described knife rest (11) leg, be provided with the polygonal through hole matched with pushing block (2) in projection.
5. a kind of polygon bender as claimed in claim 1, is characterized in that: described first mold (1) is parallel with leg sidewall place plane with the axis of the through hole arranged in the middle of the first bed die (13).
6. a kind of polygon bender as claimed in claim 1, is characterized in that: the length of described pushing block (2) is greater than the thickness of mould.
7. a kind of bender as claimed in claim 1, is characterized in that: described pushing block (2) is cuboid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410555702.6A CN104475502B (en) | 2014-10-17 | 2014-10-17 | A kind of polygon bender |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410555702.6A CN104475502B (en) | 2014-10-17 | 2014-10-17 | A kind of polygon bender |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104475502A true CN104475502A (en) | 2015-04-01 |
| CN104475502B CN104475502B (en) | 2016-05-04 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410555702.6A Active CN104475502B (en) | 2014-10-17 | 2014-10-17 | A kind of polygon bender |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104475502B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN107030159A (en) * | 2017-06-20 | 2017-08-11 | 安徽鲲鹏装备模具制造有限公司 | A kind of synchronous end flaps machine not in the same direction of plate both-end |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6470727B1 (en) * | 1999-05-27 | 2002-10-29 | Salvagnini Italia S.P.A. | Bending and squeezing blade for sheet metal bending and squeezing machine and machine utilizing the aforesaid blade |
| EP1609543A1 (en) * | 2003-02-06 | 2005-12-28 | Kyowa Machine Co. Ltd. | Plate bending machine |
| EP2014381A2 (en) * | 2007-07-13 | 2009-01-14 | Franze Reinhard | Sheet-metal bending machine, preferentially hydro-powered machine, and a method of its operation |
| CN203061611U (en) * | 2012-12-25 | 2013-07-17 | 南通大西洋机械有限公司 | Tumbler swinging body mechanism |
| CN203061613U (en) * | 2012-12-25 | 2013-07-17 | 南通大西洋机械有限公司 | Numerical control multi-edge bending machine module |
-
2014
- 2014-10-17 CN CN201410555702.6A patent/CN104475502B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6470727B1 (en) * | 1999-05-27 | 2002-10-29 | Salvagnini Italia S.P.A. | Bending and squeezing blade for sheet metal bending and squeezing machine and machine utilizing the aforesaid blade |
| EP1609543A1 (en) * | 2003-02-06 | 2005-12-28 | Kyowa Machine Co. Ltd. | Plate bending machine |
| EP2014381A2 (en) * | 2007-07-13 | 2009-01-14 | Franze Reinhard | Sheet-metal bending machine, preferentially hydro-powered machine, and a method of its operation |
| CN203061611U (en) * | 2012-12-25 | 2013-07-17 | 南通大西洋机械有限公司 | Tumbler swinging body mechanism |
| CN203061613U (en) * | 2012-12-25 | 2013-07-17 | 南通大西洋机械有限公司 | Numerical control multi-edge bending machine module |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN106925632B (en) * | 2017-02-28 | 2019-02-12 | 东莞市东锻机械有限公司 | A kind of flexibility bending center |
| CN107030159A (en) * | 2017-06-20 | 2017-08-11 | 安徽鲲鹏装备模具制造有限公司 | A kind of synchronous end flaps machine not in the same direction of plate both-end |
| CN107030159B (en) * | 2017-06-20 | 2018-09-04 | 安徽鲲鹏装备模具制造有限公司 | A kind of end flaps machine that the synchronization of plate both-end is not in the same direction |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104475502B (en) | 2016-05-04 |
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| TR01 | Transfer of patent right |
Effective date of registration: 20201116 Address after: 215500 Qingjiang River (16) Qian Jia men 28, Gao Chang village, Changshou City, Suzhou, Jiangsu Patentee after: Xi Shifen Address before: Haian County in Jiangsu province Nantong city 226631 Li Bao Zhen Cao Yuan Cun group Patentee before: NANTONG ATLANTIC MACHINERY Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220728 Address after: 528300 no.3-5, East Second Road, Jiangyi Avenue, Leliu street, Shunde District, Foshan City, Guangdong Province Patentee after: Foshan Shunde tianzhilun Precision Hardware Co.,Ltd. Address before: 215500 Qingjiang River (16) Qian Jia men 28, Gao Chang village, Changshou City, Suzhou, Jiangsu Patentee before: Xi Shifen |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230410 Address after: 528300 Room 301, 3rd Floor, Building 2, No. 7 Guizhou Avenue East, Tianhe Industrial Zone, Rongbian Community, Ronggui Street, Shunde District, Foshan City, Guangdong Province (Residence Application) Patentee after: Foshan Shunde District Shenghai Hardware Products Co.,Ltd. Address before: 528300 no.3-5, East Second Road, Jiangyi Avenue, Leliu street, Shunde District, Foshan City, Guangdong Province Patentee before: Foshan Shunde tianzhilun Precision Hardware Co.,Ltd. |