CN109226492B - High-efficient stamping workpiece strengthening rib turns over a device - Google Patents
High-efficient stamping workpiece strengthening rib turns over a device Download PDFInfo
- Publication number
- CN109226492B CN109226492B CN201811207573.6A CN201811207573A CN109226492B CN 109226492 B CN109226492 B CN 109226492B CN 201811207573 A CN201811207573 A CN 201811207573A CN 109226492 B CN109226492 B CN 109226492B
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- rib
- die
- forming
- upper rib
- lower rib
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- 238000005728 strengthening Methods 0.000 title description 4
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 29
- 230000007306 turnover Effects 0.000 claims abstract description 19
- 230000007704 transition Effects 0.000 claims abstract description 11
- 238000007723 die pressing method Methods 0.000 claims description 3
- 238000003672 processing method Methods 0.000 claims 1
- 238000013461 design Methods 0.000 description 9
- 238000000034 method Methods 0.000 description 8
- 238000005516 engineering process Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 230000008092 positive effect Effects 0.000 description 2
- 238000005336 cracking Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000009966 trimming Methods 0.000 description 1
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
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/08—Dies with different parts for several steps in a process
-
- 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
- B21D35/00—Combined processes according to or processes combined with methods covered by groups B21D1/00 - B21D31/00
- B21D35/002—Processes combined with methods covered by groups B21D1/00 - B21D31/00
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Shaping Metal By Deep-Drawing, Or The Like (AREA)
Abstract
The invention provides a high-efficiency stamping part reinforcing rib turnover device, which comprises a piece body, at least two connecting attachment holes and at least one reinforcing rib, wherein the reinforcing rib comprises an upper rib part and a lower rib part, and the upper rib part and the lower rib part are connected at an angle; the turnover device is a forming sleeve die, the forming sleeve die comprises an upper rib forming die, a turnover die and a lower rib forming die, wherein the upper rib forming die comprises an upper rib forming upper die and an upper rib forming lower die, an upper rib convex part is arranged at the position of the upper rib forming upper die corresponding to the upper rib part, an upper rib concave part is arranged at the position of the upper rib forming lower die corresponding to the upper rib part, and transition circular arcs are arranged at two ends of the upper rib convex part and the upper rib concave part; the lower rib forming die comprises a lower rib forming upper die and a lower rib forming lower die, a lower rib convex part is arranged at the position of the lower rib forming upper die corresponding to the lower rib part, and a lower rib concave part is arranged at the position of the lower rib forming lower die corresponding to the lower rib part. The formed reinforcing rib does not have raised wrinkling or collapse, and the market competitiveness of enterprises is improved.
Description
Technical Field
The invention relates to a stamping part forming device, in particular to a high-precision and high-efficiency automobile stamping part reinforcing rib turnover device.
Background
With the development of technology and technology, automobile products are changed day by day, almost become indispensable articles for daily life, and all the component parts of an automobile are preset according to design requirements during design and are assembled by stamping parts, connecting parts and fastening parts. These components, stampings, connectors and fasteners are commonly used to ensure safety and comfort of vehicle travel.
The stamping part in the prior art adopts a forced turnover process of the integral reinforcing rib; the technology has the defects that the reinforcing rib is forced to be turned over to cause deformation and arch or collapse, for example, the reinforcing rib is pressed out in advance, the material adjacent to the turning line is formed to arch after being turned over, and the material adjacent to the turning line is caused to collapse after being turned over in the reverse direction; if the turnover angle is increased and even reaches 90 degrees, the phenomena of arching and collapse are more obvious, and even material folding or stretch cracking occurs, so that the reinforcing rib is not in place in terms of size and shape distortion, the rigidity and the size requirements of the design requirements cannot be met, and the external influence is particularly obvious.
Therefore, the prior art reinforcing bars are folded and lifted.
Disclosure of Invention
Aiming at the defects, the invention aims to provide the high-precision and high-efficiency automobile stamping part reinforcing rib turnover device which is reliable in structure and consistent in product quality so as to solve the technical problems in the prior art.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the stamping part comprises a part body, at least two connecting attachment holes and at least one reinforcing rib, wherein the reinforcing rib comprises an upper rib part and a lower rib part, and the upper rib part and the lower rib part are connected at an angle; the turnover device is a forming sleeve die and is a part of a continuous die, the forming sleeve die comprises an upper rib forming die, a turnover die and a lower rib forming die, wherein the upper rib forming die comprises an upper rib forming upper die and an upper rib forming lower die, an upper rib convex part is arranged at the position of the upper rib forming upper die corresponding to the upper rib part, an upper rib concave part is arranged at the position of the upper rib forming lower die corresponding to the upper rib part, and transition circular arcs are arranged at two ends of the upper rib convex part and the upper rib concave part; the lower rib forming die comprises a lower rib forming upper die and a lower rib forming lower die, a lower rib convex part is arranged at the position, corresponding to the lower rib part, of the lower rib forming upper die, a lower rib concave part is arranged at the position, corresponding to the lower rib part, of the lower rib forming lower die, and transition circular arcs are arranged at two ends of the lower rib convex part and the lower rib concave part.
The device of the preferred embodiment of the present application, wherein the molding sleeve mold comprises the following steps when in operation:
step 1: the upper rib forming die is clamped, the upper rib forming upper die is pressed to the upper rib forming lower die, and the upper rib convex part and the upper rib concave part form an upper rib part on the stamping part;
step 2: the upper die pressing and the lower die of the turnover die form an angle with the stamping part;
step 3: the lower rib forming die is assembled, the lower rib forming upper die is pressed to the lower rib forming lower die, the lower rib convex part and the lower rib concave part form a lower rib part on the stamping part, and the joint of the upper rib part and the lower rib part is shaped.
The design theory of this application is, improves current scheme, and the most important purpose just can be better realization strengthening rib profile size, has strengthened the support ability of strengthening rib, realizes design intensity and rigidity requirement, lets the outward appearance of part become perfect simultaneously, improves enterprise market competition.
Due to the adoption of the technical characteristics, compared with the prior art, the invention has the following advantages and positive effects:
firstly, the method has good operability and forming effect;
secondly, the size of the application is in place under the design condition;
thirdly, the formed reinforcing rib does not have raised wrinkling or collapse, so that the market competitiveness of enterprises is improved.
Of course, it is not necessary for any one embodiment to practice the teachings of the present invention to have all of the above described advantages.
Drawings
FIG. 1 is a schematic view of a stamping of the present application;
FIG. 2 is a schematic view of an upper rib forming die of the present application;
FIG. 3 is a schematic view of a lower rib forming die of the present application;
FIG. 4 is a schematic view of the molding of the upper rib portion of the present application;
FIG. 5 is a schematic view of a full rib of the present application.
Detailed Description
Several preferred embodiments of the present invention will be described in detail below with reference to the attached drawings, but the present invention is not limited to these embodiments only. The invention is intended to cover any alternatives, modifications, equivalents, and variations that fall within the spirit and scope of the invention. In the following description of preferred embodiments of the invention, specific details are set forth in order to provide a thorough understanding of the invention, and the invention will be fully understood to those skilled in the art without such details. In other instances, well-known methods, procedures, flows, components, and so forth have not been described in detail so as not to unnecessarily obscure aspects of the present invention.
In one embodiment of the application, a continuous die for stamping forming of a lock reinforcing plate for an automobile comprises die devices for trimming, punching, protruding rib forming, cutting and the like, and further comprises a reinforcing rib turnover device. Referring to fig. 1 and 5, first, a stamping lock reinforcing plate formed by the present application is described, the stamping includes a body 10, at least two connecting holes 20 and at least one reinforcing rib 30, the reinforcing rib includes an upper rib portion 31 and a lower rib portion 32, and the upper rib portion 31 and the lower rib portion 32 are connected at an angle. As shown in fig. 1, the number of reinforcing bars 30 in the present embodiment is 4, but in the following description, 1 will be described, and the number may be increased correspondingly. In fig. 1, the upper rib portion 31 is shown after the processing process for the sake of clarity.
Referring to fig. 2, the turnover device is a forming sleeve mold, which is a part of a progressive mold, and the forming sleeve mold includes an upper rib forming mold 2, a turnover mold and a lower rib forming mold 4, where, as shown in fig. 2, the upper rib forming mold 2 includes an upper rib forming upper mold and an upper rib forming lower mold, this illustration is only a schematic diagram, the mold illustrates the technical feature of the application, an upper rib convex part 3 is formed at a position of the upper rib forming upper mold corresponding to the upper rib part 31, an upper rib concave part is formed at a position of the upper rib forming lower mold corresponding to the upper rib part 31, transition arcs are formed at two ends of the upper rib convex part 3 and the upper rib concave part, and a transition arc near one end of the lower rib part 32 is a buffer between the upper rib part 31 and the lower rib part 32, so that the appearance is more round and full when the subsequent turnover and the lower rib part 32 is formed. As shown in fig. 2, the upper rib forming die 2 includes corresponding convex portions and concave portions at positions corresponding to the upper rib portion 31, and the upper rib forming upper die and the upper rib forming lower die are closed to form the upper rib portion 31, and as shown in a circle in the figure, referring to fig. 4, the upper rib forming upper die and the upper rib forming lower die are closed to form the upper rib portion 31.
In addition, as shown in fig. 3, the lower rib forming die 4 includes a lower rib forming upper die and a lower rib forming lower die, this illustration is only a schematic diagram, the technical features of the application are illustrated in the die, a lower rib convex portion 5 is provided at a position of the lower rib forming upper die corresponding to the lower rib portion 32, a lower rib concave portion is provided at a position of the lower rib forming lower die corresponding to the lower rib portion 32, transition arcs are provided at two ends of the lower rib convex portion 5 and the lower rib concave portion, wherein the transition arc near one end of the upper rib portion 31 is used for consolidating the formed upper rib portion 31, and is not deformed, concave or compressed. As shown in fig. 3, the lower rib forming die 4 includes corresponding protrusions and recesses at positions corresponding to the lower rib 32, the lower rib forming upper die and the lower rib forming lower die are formed with the lower rib 32 when they are clamped, as shown in the circle in the figure, referring to fig. 5, the lower rib forming upper die and the lower rib forming lower die are clamped to form the lower rib 32, the upper rib 31 and the lower rib 32 are smoothly connected in the figure, and the folded position is at a. The separate processing dies of the upper rib portion 31 and the lower rib portion 32 are applicable to all dies for separate processing of reinforcing rib folding, and the technology of the design and the sectional processing should be the protection scope of the application as long as the dies for reinforcing rib folding are used in the blank representation except circles in the figure.
The following describes the process flow of the present application, wherein the forming sleeve mold is a part of the continuous mold, and the working process comprises the following steps:
step 1: the upper rib forming die 2 is clamped, the upper rib forming upper die is pressed to the upper rib forming lower die, the upper rib convex part and the upper rib concave part form an upper rib part 31 by the stamping part, and a transition circular arc is generated at the connecting part of the upper rib part 31 and the lower rib part 32;
step 2: the upper die pressing and the lower die of the turnover die form an angle with the stamping part;
step 3: the lower rib forming die 4 is clamped, the lower rib forming upper die is pressed against the lower rib forming lower die, the lower rib convex part 5 and the lower rib concave part form a lower rib part 32 by stamping parts, and the joint of the upper rib part 31 and the lower rib part 32 is shaped. Since the upper rib forming die 2 is provided with the transition arc, when the lower rib forming die 4 is closed, the junction of the upper rib part 31 and the lower rib part 32 is shaped besides the lower rib part 32, and the surface arc is full and has no deformation and arching or collapse.
The design principle of the application is as follows: dividing a bent integral reinforcing rib into two parts, firstly forming and pressing out a half rib of a digital model during drawing, and carrying out fuzzy treatment of local attenuation on the half rib at the other side of a flanging line; when the flanging is shaped, the half ribs which are not pressed out originally are pressed out to finally form ribs required by the whole digital model, so that deformation arching or collapse of the reinforcing ribs caused by the flanging of the original whole ribs can not occur, and the ribs are in place in size and attractive in shape.
In summary, due to the adoption of the technical characteristics, compared with the prior art, the invention has the following advantages and positive effects:
firstly, the method has good operability and forming effect;
secondly, the size of the application is in place under the design condition;
thirdly, the formed reinforcing rib does not have raised wrinkling or collapse, so that the market competitiveness of enterprises is improved.
The preferred embodiments of the invention are provided only to help illustrate the invention. The preferred embodiments are not exhaustive or to limit the invention to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and the full scope and equivalents thereof. The foregoing description of the preferred embodiments of the present invention is provided for illustration only, and is not intended to be limiting, since various changes and modifications may be made by those skilled in the art without departing from the spirit and scope of the invention.
Claims (1)
1. The processing method of the stamping part reinforcing rib turnover device is characterized in that the stamping part comprises a piece body, at least two connecting attachment holes and at least one reinforcing rib, wherein the reinforcing rib is an integral reinforcing rib and comprises an upper rib part and a lower rib part, and the upper rib part and the lower rib part are connected at an angle; the turnover device is a forming sleeve mold which is a part of a continuous mold, the forming sleeve mold comprises an upper rib forming mold, a turnover mold and a lower rib forming mold, wherein,
the upper rib forming die comprises an upper rib forming upper die and an upper rib forming lower die, an upper rib convex part is formed at the position of the upper rib forming upper die corresponding to the upper rib part, an upper rib concave part is formed at the position of the upper rib forming lower die corresponding to the upper rib part, and transition circular arcs are formed at two ends of the upper rib convex part and the upper rib concave part;
the lower rib forming die comprises a lower rib forming upper die and a lower rib forming lower die, a lower rib convex part is arranged at the position, corresponding to the lower rib part, of the lower rib forming upper die, a lower rib concave part is arranged at the position, corresponding to the lower rib part, of the lower rib forming lower die, transition circular arcs are arranged at two ends of the lower rib convex part and the lower rib concave part, and the forming sleeve die comprises the following steps in operation:
step 1: the upper rib forming die is clamped, the upper rib forming upper die is pressed to the upper rib forming lower die, and the upper rib convex part and the upper rib concave part form an upper rib part on the stamping part;
step 2: the upper die pressing and the lower die of the turnover die form an angle with the stamping part;
step 3: the lower rib forming die is assembled, the lower rib forming upper die is pressed to the lower rib forming lower die, the lower rib convex part and the lower rib concave part form a lower rib part on the stamping part, and the joint of the upper rib part and the lower rib part is shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811207573.6A CN109226492B (en) | 2018-10-17 | 2018-10-17 | High-efficient stamping workpiece strengthening rib turns over a device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811207573.6A CN109226492B (en) | 2018-10-17 | 2018-10-17 | High-efficient stamping workpiece strengthening rib turns over a device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109226492A CN109226492A (en) | 2019-01-18 |
| CN109226492B true CN109226492B (en) | 2024-04-05 |
Family
ID=65053195
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811207573.6A Active CN109226492B (en) | 2018-10-17 | 2018-10-17 | High-efficient stamping workpiece strengthening rib turns over a device |
Country Status (1)
| Country | Link |
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| CN (1) | CN109226492B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113909380B (en) * | 2021-12-13 | 2022-03-08 | 浙江长华汽车零部件股份有限公司 | Efficient stamping part multi-direction flanging thinning device |
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|---|---|---|---|---|
| GB1245334A (en) * | 1968-12-31 | 1971-09-08 | Technigaz | Improvements in or relating to a corrugated corner piece or the like and method and device for manufacturing the same |
| JPH11226680A (en) * | 1998-02-19 | 1999-08-24 | Nisshin Steel Co Ltd | Radial folded sheet, its manufacture and apparatus |
| JP2002263746A (en) * | 2001-03-14 | 2002-09-17 | Suzuki Motor Corp | Press forming die device |
| CN102601269A (en) * | 2011-12-15 | 2012-07-25 | 浙江黄岩冲模厂 | Flanging forming process for parts with closed peripheries and formed part of flanging forming process |
| CN203409088U (en) * | 2013-06-28 | 2014-01-29 | 苏州新锐电子工业有限公司 | Bending ribbing combined die |
| CN103615646A (en) * | 2013-11-15 | 2014-03-05 | 上汽通用五菱汽车股份有限公司 | Stamping part, processing method thereof and stamping die for processing method |
| CN205147108U (en) * | 2015-12-01 | 2016-04-13 | 陆凤娟 | High -heeled shoes collude strengthening rib and integrative stamping die of sharp cutting part of heart |
| CN107076360A (en) * | 2014-09-01 | 2017-08-18 | 气体运输技术公司 | Bent angle part for the diaphragm seal of Tectono-fluids storage tank |
| CN207735421U (en) * | 2017-12-26 | 2018-08-17 | 苏州崴骏精密模具有限公司 | A kind of beading mechanism of diel |
| CN208944976U (en) * | 2018-10-17 | 2019-06-07 | 浙江长华汽车零部件股份有限公司 | Efficient stamping parts reinforcing rib apparatus for turning |
-
2018
- 2018-10-17 CN CN201811207573.6A patent/CN109226492B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1245334A (en) * | 1968-12-31 | 1971-09-08 | Technigaz | Improvements in or relating to a corrugated corner piece or the like and method and device for manufacturing the same |
| JPH11226680A (en) * | 1998-02-19 | 1999-08-24 | Nisshin Steel Co Ltd | Radial folded sheet, its manufacture and apparatus |
| JP2002263746A (en) * | 2001-03-14 | 2002-09-17 | Suzuki Motor Corp | Press forming die device |
| CN102601269A (en) * | 2011-12-15 | 2012-07-25 | 浙江黄岩冲模厂 | Flanging forming process for parts with closed peripheries and formed part of flanging forming process |
| CN203409088U (en) * | 2013-06-28 | 2014-01-29 | 苏州新锐电子工业有限公司 | Bending ribbing combined die |
| CN103615646A (en) * | 2013-11-15 | 2014-03-05 | 上汽通用五菱汽车股份有限公司 | Stamping part, processing method thereof and stamping die for processing method |
| CN107076360A (en) * | 2014-09-01 | 2017-08-18 | 气体运输技术公司 | Bent angle part for the diaphragm seal of Tectono-fluids storage tank |
| CN205147108U (en) * | 2015-12-01 | 2016-04-13 | 陆凤娟 | High -heeled shoes collude strengthening rib and integrative stamping die of sharp cutting part of heart |
| CN207735421U (en) * | 2017-12-26 | 2018-08-17 | 苏州崴骏精密模具有限公司 | A kind of beading mechanism of diel |
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| Publication number | Publication date |
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| CN109226492A (en) | 2019-01-18 |
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Country or region after: Zhong Guo Address after: 315324 Zhouxiang Town Industrial Park, Cixi City, Ningbo, Zhejiang Applicant after: Changhua Holding Group Co.,Ltd. Address before: 315324 Zhouxiang Town Industrial Park, Cixi City, Ningbo, Zhejiang Applicant before: ZHEJIANG CHANGHUA AUTO PARTS Co.,Ltd. Country or region before: Zhong Guo |
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