CN112828093A - Special arc traceless bending die - Google Patents
Special arc traceless bending die Download PDFInfo
- Publication number
- CN112828093A CN112828093A CN202011618162.3A CN202011618162A CN112828093A CN 112828093 A CN112828093 A CN 112828093A CN 202011618162 A CN202011618162 A CN 202011618162A CN 112828093 A CN112828093 A CN 112828093A
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- Prior art keywords
- bending
- die
- mould
- traceless
- rubber round
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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
- B21D5/00—Bending sheet metal along straight lines, e.g. to form simple curves
- B21D5/06—Bending sheet metal along straight lines, e.g. to form simple curves by drawing procedure making use of dies or forming-rollers, e.g. making profiles
- B21D5/08—Bending sheet metal along straight lines, e.g. to form simple curves by drawing procedure making use of dies or forming-rollers, e.g. making profiles making use of forming-rollers
-
- 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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The invention discloses a special arc traceless bending die, which relates to the technical field of bending dies and comprises an upper bending die, a high-strength rubber round bar and a lower die mounting seat, wherein a mounting notch is formed in the upper portion of the left side of the upper bending die, a bolt through hole is formed in the upper bending die, and an anti-skid layer is arranged on the outer surface of the lower end of the upper bending die. According to the invention, the high-strength rubber round bars and the bending upper die which are distributed in a parallel manner can ensure the accuracy of the positions between the high-strength rubber round bars and the bending upper die, and are matched with the bottom of the bending upper die in a V-shaped structure, so that a good limiting effect is achieved on the high-strength rubber round bars, the situation that the high-strength rubber round bars move left and right is effectively prevented, the stability of the special arc traceless bending die in the actual bending process is improved, the high-strength rubber round bars connected with the bending upper die through the connecting bolts can be conveniently replaced according to the actually bent radian, the optimal bending effect is achieved, the situation that the product has knife marks is effectively avoided, and the actual application range of the bending die is improved.
Description
Technical Field
The invention relates to the technical field of bending dies, in particular to a special arc traceless bending die.
Background
As is well known, with the continuous progress of the living standard and the industrialization degree of people, people have higher and higher requirements on the appearance of sheet metal structural parts. At present, a plurality of sheet metal parts adopt a plate with a coating (plating) layer to be bent through a conventional arc bending die, and the bending die is needed in the product bending process.
When the bending die in the market is used for manufacturing sampling or small-batch arc products, standard arc dies are mostly adopted, and some nonstandard arcs are bent in a single-knife feeding mode, so that the single-knife feeding bending has obvious bending knife marks, and the defect of seriously affecting the attractiveness of the products is overcome.
Disclosure of Invention
The invention aims to provide a special arc traceless bending die to solve the problems that standard arc dies are mostly adopted in the bending die provided in the background technology, and some nonstandard arcs are bent in a single-knife feeding mode when the bending die is used for manufacturing sample or small-batch arc products, and the single-knife feeding bending has obvious bending tool marks, so that the product attractiveness is seriously influenced.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a no trace mould of bending of special circular arc, glues pole and lower mould mount pad including bending the mould, excel in, the installation notch has been seted up on the left side upper portion of the mould of bending, and the inside of the mould of bending has seted up the bolt and has perforated, the lower extreme surface of the mould of bending is provided with the skid resistant course, excel in glues the pole and connects in the lower extreme of the mould of bending, and excel in the inside of gluing the pole and has seted up the installation screw, excel in glues the pole and is connected with the mould of bending through linking up the bolt, the lower mould of bending is connected in the lower extreme of excel in gluing the pole, and the lower extreme of the lower mould of bending is provided with the.
Preferably, the mounting notch is of a rectangular structure, and the mounting notch and the bending upper die are of an integrated structure.
Preferably, the upper surface of the anti-skid layer is attached to the lower surface of the bending upper die, and the anti-skid layer is fixedly connected with the bending upper die.
Preferably, the rubber round bar is distributed in a parallel shape with the bending upper die, and the rubber round bar is connected with the bending upper die through the mounting screw holes, the connecting bolts and the bolt through holes to form threads.
Preferably, the bottom of the bending upper die is of a V-shaped structure, and the bending upper die and the bending lower die are distributed vertically.
Preferably, the lower bending dies are symmetrically distributed along a vertical central axis of the lower die mounting seat, and the lower bending dies are fixedly connected with the lower die mounting seat.
Preferably, the outer side of the smooth protective layer is attached to the inner side of the bending lower die, and the smooth protective layer and the bending lower die are of an integrated structure.
The invention provides a special arc traceless bending die which has the following beneficial effects:
1. according to the invention, through the installation notch of the integrated structure and the upper bending die, the firmness and the stability of the upper bending die in installation between the installation notch and the bending machine can be ensured, the condition that the bending die loosens in the actual bending process to influence the bending quality of an arc product is avoided, meanwhile, the anti-slip layer arranged on the lower surface of the upper bending die can effectively promote the friction force between the high-strength rubber round rod and the upper bending die, the anti-slip layer fixedly connected with the upper bending die can ensure the actual service life of the upper bending die, and the stability of the high-strength rubber round rod in the actual bending process can be further ensured by matching with the provided linking bolt
2. According to the invention, the high-strength rubber round bar and the bending upper die which are distributed in a parallel manner can ensure the accuracy of the positions, the bottom of the bending upper die which is of a V-shaped structure is matched, so that a good limiting effect can be achieved on the high-strength rubber round bar, the situation that the high-strength rubber round bar moves left and right is effectively prevented, the stability of the special arc traceless bending die in the actual bending process is improved, the high-strength rubber round bar connected with the bending upper die through the connecting bolt is convenient to replace the high-strength rubber round bars with different sizes according to the actual bending radian, the optimal actual bending effect is achieved, the condition that a product has a knife mark is effectively avoided, and the actual application range of the bending die is improved.
3. The bending lower die is symmetrically distributed at the upper end of the lower die mounting seat, the bending upper die is matched to realize the bending work of a product, the fixedly connected bending lower die and the lower die mounting seat can ensure the connection firmness between the bending lower die and the lower die mounting seat, the condition that the bending lower die is deviated in the actual bending process to influence the bending quality is avoided, meanwhile, the smooth protective layer arranged on the outer surface of the upper end of the bending lower die is matched to play a good protection effect, the condition that scratches are avoided in the bending process of the product is avoided, and the bending quality of the product is effectively ensured.
Drawings
FIG. 1 is a schematic cross-sectional structure view of a special arc traceless bending die of the present invention;
FIG. 2 is a schematic view of an upper bending die structure of a special arc traceless bending die of the present invention;
FIG. 3 is a schematic structural view of a high-tenacity rubber round bar of the special arc traceless bending die of the invention;
FIG. 4 is a schematic structural view of a lower bending die of the special arc traceless bending die of the invention;
fig. 5 is an enlarged schematic structural diagram of a point a in fig. 1 of a special arc traceless bending die of the present invention.
In the figure: 1. bending the upper die; 2. installing a notch; 3. perforating the bolt; 4. an anti-slip layer; 5. a polyurethane round bar; 6. mounting a screw hole; 7. an engagement bolt; 8. bending the lower die; 9. a lower die mounting seat; 10. and (6) smoothing the protective layer.
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.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-5, the present invention provides a technical solution: a special arc traceless bending die comprises an upper bending die 1, an installation notch 2, a bolt through hole 3, an anti-skid layer 4, a high-strength rubber round rod 5, an installation screw hole 6, a connecting bolt 7, a lower bending die 8, a lower die installation seat 9 and a smooth protection layer 10, wherein the upper left side of the upper bending die 1 is provided with an installation notch 2, the bolt through hole 3 is formed in the upper bending die 1, the outer surface of the lower end of the upper bending die 1 is provided with the anti-skid layer 4, the installation notch 2 is of a rectangular structure, the installation notch 2 and the upper bending die 1 are of an integrated structure, the upper surface of the anti-skid layer 4 is attached to the lower surface of the upper bending die 1, the anti-skid layer 4 and the upper bending die 1 are fixedly connected, the installation notch 2 and the upper bending die 1 of the integrated structure can ensure the firmness and stability of installation between the upper bending die 1 and a bending machine through the installation notch 2 and the bending machine, meanwhile, the anti-skid layer 4 arranged on the lower surface of the upper bending die 1 can effectively improve the friction force between the high-strength rubber round bar 5 and the upper bending die 1, the anti-skid layer 4 and the upper bending die 1 which are fixedly connected can ensure the actual service life of the upper bending die 1, and the stability of the high-strength rubber round bar 5 in the actual bending process can be further ensured by matching with the provided connecting bolt 7;
the high-strength rubber round bar 5 is connected to the lower end of the upper bending die 1, the inner portion of the high-strength rubber round bar 5 is provided with an installation screw hole 6, the high-strength rubber round bar 5 is connected with the upper bending die 1 through a connecting bolt 7, the high-strength rubber round bar 5 and the upper bending die 1 are distributed in a parallel mode, the high-strength rubber round bar 5 is in threaded connection with the upper bending die 1 through the installation screw hole 6, the connecting bolt 7 and a bolt perforation 3, the bottom of the upper bending die 1 is of a V-shaped structure, the upper bending die 1 and the lower bending die 8 are distributed in a vertical mode, the high-strength rubber round bar 5 and the upper bending die 1 which are distributed in a parallel mode can guarantee the accuracy of the position between the high-strength rubber round bar 5 and the upper bending die 1, the bottom of the upper bending die 1 which is of the V-shaped structure is matched, a good limiting effect can be achieved on the high-strength rubber round bar 5, the situation, the high-strength rubber round bar 5 connected with the upper bending die 1 through the connecting bolt 7 is convenient to replace the high-strength rubber round bars 5 with different sizes according to the actual bending radian, so that the optimal actual bending effect is achieved, the condition that a product has a tool mark is effectively avoided, and the actual application range of the bending die is expanded;
the bending lower die 8 is connected to the lower end of the high-strength rubber round bar 5, the lower end of the bending lower die 8 is provided with a lower die mounting seat 9, the outer surface of the upper end of the bending lower die 8 is provided with a smooth protective layer 10, the bending lower dies 8 are symmetrically distributed along the vertical central axis of the lower die mounting seat 9, the bending lower dies 8 are fixedly connected with the lower die mounting seat 9, the outer side of the smooth protective layer 10 is attached to the inner side of the bending lower die 8, the smooth protective layer 10 and the bending lower dies 8 are in an integrated structure, the bending lower dies 8 are symmetrically distributed at the upper end of the lower die mounting seat 9 and can be matched with the bending upper die 1 to realize the bending work of a product, the fixedly connected bending lower dies 8 and the lower die mounting seat 9 can ensure the connection firmness, the bending lower dies 8 are prevented from shifting in the actual bending process and the bending quality is prevented from being influenced, and the, the product bending device has the advantages that a good protection effect can be achieved, the situation that scratches are avoided in the bending process of the product is avoided, and the bending quality of the product is effectively guaranteed.
In conclusion, when the special arc traceless bending die is used, the upper bending die 1 and the lower bending die 8 are respectively installed on a bending machine through the installation notch 2 and the lower die installation seat 9, the installation notch 2 and the upper bending die 1 which are of an integrated structure can ensure the firmness and stability of the installation of the upper bending die 1 between the installation notch 2 and the bending machine, the condition that the bending quality of an arc product is influenced by the looseness of the upper bending die 1 in the actual bending process is avoided, then the high-strength rubber round bar 5 with the corresponding size is installed in the V-shaped groove at the lower end of the upper bending die 1 through the connecting bolt 7 according to the radian of the actual bending product, the high-strength rubber round bar 5 connected with the upper bending die 1 through the connecting bolt 7 is convenient to replace the high-strength rubber round bars 5 with different sizes according to the actual bending radian, so as to achieve the optimal actual bending effect, and the condition that the product has, mould 1 bottom on bending of V-arrangement structure, can play fine spacing effect to excellent power glue pole 5, effectively prevent the condition that excellent power glue pole 5 from removing about, the while sets up the skid resistant course 4 of mould 1 lower surface on bending, can effectively promote excellent power glue pole 5 and bend the frictional force of going up between the mould 1, fixed connection's skid resistant course 4 with bend last mould 1, guarantee to bend the actual life of mould 1, place the product that will bend in the upper end of mould 8 down of bending, the work of bending to the product is accomplished to last mould 1 pushes down through bending.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical scope of the present invention and the equivalent alternatives or modifications according to the technical solution and the inventive concept of the present invention within the technical scope of the present invention.
Claims (7)
1. The utility model provides a no trace mould of bending of special circular arc, includes mould (1), excellent power glue pole (5) and lower mould mount pad (9) of bending, its characterized in that: the utility model discloses a mould (1) is glued to excelling in, including mould (1) and mould (5) are glued to excelling in, the left side upper portion of mould (1) has been seted up installation notch (2) on bending, and the inside of mould (1) has been seted up bolt perforation (3) on bending, the lower extreme surface of mould (1) on bending is provided with skid resistant course (4), excellent power glue pole (5) are connected in the lower extreme of mould (1) on bending, and the inside of excellent power glue pole (5) has seted up installation screw (6), excellent power glue pole (5) are connected with mould (1) on bending through linking up bolt (7), bend lower mould (8) and connect in the lower extreme of excellent power glue pole (5), and the lower extreme of bending lower mould (8) is provided with lower mould mount pad (9), the upper end.
2. The special circular arc traceless bending die according to claim 1, wherein: the mounting notch (2) is of a rectangular structure, and the mounting notch (2) and the bending upper die (1) are of an integrated structure.
3. The special circular arc traceless bending die according to claim 1, wherein: the upper surface of the anti-skid layer (4) is attached to the lower surface of the bending upper die (1), and the anti-skid layer (4) is fixedly connected with the bending upper die (1).
4. The special circular arc traceless bending die according to claim 1, wherein: the rubber round bar (5) and the bending upper die (1) are distributed in a parallel mode, and the rubber round bar (5) is connected with the bending upper die (1) through threads through an installation screw hole (6), a connecting bolt (7) and a bolt perforation (3).
5. The special circular arc traceless bending die according to claim 1, wherein: the bottom of the bending upper die (1) is of a V-shaped structure, and the bending upper die (1) and the bending lower die (8) are distributed vertically.
6. The special circular arc traceless bending die according to claim 1, wherein: the bending lower dies (8) are symmetrically distributed along the vertical central axis of the lower die mounting seat (9), and the bending lower dies (8) are fixedly connected with the lower die mounting seat (9).
7. The special circular arc traceless bending die according to claim 1, wherein: the outer side of the smooth protective layer (10) is attached to the inner side of the bending lower die (8), and the smooth protective layer (10) and the bending lower die (8) are of an integrated structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011618162.3A CN112828093A (en) | 2020-12-31 | 2020-12-31 | Special arc traceless bending die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011618162.3A CN112828093A (en) | 2020-12-31 | 2020-12-31 | Special arc traceless bending die |
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| Publication Number | Publication Date |
|---|---|
| CN112828093A true CN112828093A (en) | 2021-05-25 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011618162.3A Pending CN112828093A (en) | 2020-12-31 | 2020-12-31 | Special arc traceless bending die |
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| CN (1) | CN112828093A (en) |
Citations (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5650722A (en) * | 1979-10-03 | 1981-05-08 | Nippon Kokan Kk <Nkk> | U pressing method in steel pipe production by u.o.e. system |
| CN2766992Y (en) * | 2005-02-02 | 2006-03-29 | 马鞍山市联盟模具机械工业有限公司 | Impress-free mold |
| CN201978999U (en) * | 2011-01-12 | 2011-09-21 | 常州市伟泰电子科技有限公司 | Traceless orthodrome bending apparatus |
| CN102699208A (en) * | 2012-06-14 | 2012-10-03 | 昆山维金五金制品有限公司 | Bent die |
| CN202779457U (en) * | 2012-09-13 | 2013-03-13 | 苏州市富通精密机械有限公司 | Arc forming bending device |
| CN104525729A (en) * | 2014-12-18 | 2015-04-22 | 安徽力源数控刃模具制造有限公司 | U-shaped workpiece bending die, use of U-shaped workpiece bending die and manufacturing method of upper die cutting head |
| CN104668347A (en) * | 2013-11-28 | 2015-06-03 | 天津兴船重机装备有限公司 | Novel steel plate bending mould |
| CN204953609U (en) * | 2015-09-22 | 2016-01-13 | 舞钢国能中泰重工有限公司 | Bend and use press |
| CN204996932U (en) * | 2015-08-10 | 2016-01-27 | 广东永强奥林宝国际消防汽车有限公司 | Not damaged moulding -die |
| CN205386595U (en) * | 2015-12-30 | 2016-07-20 | 苏州乐威精密钣金有限公司 | Bending die |
| CN107597974A (en) * | 2017-09-05 | 2018-01-19 | 安徽江淮汽车集团股份有限公司 | A kind of adjustable mould |
| CN206981552U (en) * | 2017-05-10 | 2018-02-09 | 河南金基业重工有限公司 | A kind of plate pressure mould |
| CN207839917U (en) * | 2018-01-20 | 2018-09-11 | 青岛新鲁同钢构有限公司 | The angle bender of bending reinforcement mold and application bending reinforcement mold |
| CN210231067U (en) * | 2019-07-19 | 2020-04-03 | 上海锦持汽车零部件再制造有限公司 | Hydraulic equipment for traceless remanufacturing of automobile sheet metal parts |
| CN210816834U (en) * | 2019-09-20 | 2020-06-23 | 江苏亿都智能特种装备有限公司 | Traceless arc bending die |
| CN211757816U (en) * | 2020-01-16 | 2020-10-27 | 河南诺信腾达电子科技有限公司 | Metal rod bending tool |
-
2020
- 2020-12-31 CN CN202011618162.3A patent/CN112828093A/en active Pending
Patent Citations (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5650722A (en) * | 1979-10-03 | 1981-05-08 | Nippon Kokan Kk <Nkk> | U pressing method in steel pipe production by u.o.e. system |
| CN2766992Y (en) * | 2005-02-02 | 2006-03-29 | 马鞍山市联盟模具机械工业有限公司 | Impress-free mold |
| CN201978999U (en) * | 2011-01-12 | 2011-09-21 | 常州市伟泰电子科技有限公司 | Traceless orthodrome bending apparatus |
| CN102699208A (en) * | 2012-06-14 | 2012-10-03 | 昆山维金五金制品有限公司 | Bent die |
| CN202779457U (en) * | 2012-09-13 | 2013-03-13 | 苏州市富通精密机械有限公司 | Arc forming bending device |
| CN104668347A (en) * | 2013-11-28 | 2015-06-03 | 天津兴船重机装备有限公司 | Novel steel plate bending mould |
| CN104525729A (en) * | 2014-12-18 | 2015-04-22 | 安徽力源数控刃模具制造有限公司 | U-shaped workpiece bending die, use of U-shaped workpiece bending die and manufacturing method of upper die cutting head |
| CN204996932U (en) * | 2015-08-10 | 2016-01-27 | 广东永强奥林宝国际消防汽车有限公司 | Not damaged moulding -die |
| CN204953609U (en) * | 2015-09-22 | 2016-01-13 | 舞钢国能中泰重工有限公司 | Bend and use press |
| CN205386595U (en) * | 2015-12-30 | 2016-07-20 | 苏州乐威精密钣金有限公司 | Bending die |
| CN206981552U (en) * | 2017-05-10 | 2018-02-09 | 河南金基业重工有限公司 | A kind of plate pressure mould |
| CN107597974A (en) * | 2017-09-05 | 2018-01-19 | 安徽江淮汽车集团股份有限公司 | A kind of adjustable mould |
| CN207839917U (en) * | 2018-01-20 | 2018-09-11 | 青岛新鲁同钢构有限公司 | The angle bender of bending reinforcement mold and application bending reinforcement mold |
| CN210231067U (en) * | 2019-07-19 | 2020-04-03 | 上海锦持汽车零部件再制造有限公司 | Hydraulic equipment for traceless remanufacturing of automobile sheet metal parts |
| CN210816834U (en) * | 2019-09-20 | 2020-06-23 | 江苏亿都智能特种装备有限公司 | Traceless arc bending die |
| CN211757816U (en) * | 2020-01-16 | 2020-10-27 | 河南诺信腾达电子科技有限公司 | Metal rod bending tool |
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Application publication date: 20210525 |