CN107297418A - A kind of Ultrathin copper strip inner chamber quick molding method - Google Patents
A kind of Ultrathin copper strip inner chamber quick molding method Download PDFInfo
- Publication number
- CN107297418A CN107297418A CN201710506563.1A CN201710506563A CN107297418A CN 107297418 A CN107297418 A CN 107297418A CN 201710506563 A CN201710506563 A CN 201710506563A CN 107297418 A CN107297418 A CN 107297418A
- Authority
- CN
- China
- Prior art keywords
- steel ring
- copper strips
- rubber blanket
- inner chamber
- copper
- 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.)
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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
- B21D35/00—Combined processes according to or processes combined with methods covered by groups B21D1/00 - B21D31/00
-
- 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
- B21D53/00—Making other particular articles
- B21D53/16—Making other particular articles rings, e.g. barrel hoops
- B21D53/20—Making other particular articles rings, e.g. barrel hoops washers, e.g. for sealing
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Forging (AREA)
- Shaping Metal By Deep-Drawing, Or The Like (AREA)
Abstract
The invention discloses a kind of Ultrathin copper strip inner chamber quick molding method, using rubber blanket by after pressure at right angle, plastic deformation is produced, in the range of the inner chamber of steel ring, drive Ultrathin copper strip to be deformed, utilize the seamed edge and radius R of steel ring top edge, the final purpose for realizing shearing and flange.The present invention is easy to operate, it is ensured that production efficiency is also improved while product quality, reduces die cost input, meets small lot, the production model of many specifications, improves the performance of enterprises.
Description
Technical field
The present invention relates to metal working technical area, more particularly to a kind of Ultrathin copper strip inner chamber quick molding method.
Background technology
At present, in many panzer gas extraction system, when being connected between flange and flange, sealing gasket has been used, these are close
Two surfaces are equipped with very thin copper sheet (general thickness is 0.15mm) above and below packing, these copper sheets it is general by copper strips by punching and
It is made after flange.In face of miscellaneous scientific research vehicle, such a sealing structure pad specification also compare it is many, along with production in batches compared with
Few, difficult by logical shear forming, if making formal mould, production cost input is too big, and cost performance is too low.
Therefore, it is necessary to design a kind of fast and convenient forming method, to solve the above problems, cost input is reduced, is carried
High efficiency.
The content of the invention
A kind of Ultrathin copper strip inner chamber quick molding method proposed by the present invention, meets small lot, the production model of many specifications,
Ensure also to improve production efficiency while product quality, reduce cost input.
In order to solve the above-mentioned technical problem, the present invention is using the basic ideas of technical scheme：A kind of Ultrathin copper strip inner chamber
Quick molding method, comprises the following steps：
A：It is punched endoporus：
1) one piece of steel ring, is selected, the cross sectional dimensions of steel ring is identical with the cross sectional dimensions of copper strips to be processed, the thickness of steel ring
Spend for 15-20mm, diameter of bore big 1mm of the diameter of bore than copper strips needs processing of steel ring, by steel ring holding in hydraulic press work
Make platform；
2), one piece of rubber blanket of selection, cross sectional dimensions big 5-10mm of the cross sectional dimensions than copper strips to be processed of rubber blanket,
It is placed on copper strips is overlapping above steel ring, rubber blanket is placed on above copper strips, and steel ring, copper strips and rubber blanket are coaxially disposed；
3) rubber blanket, is pressed by hydraulic press, rubber blanket stress deformation, partial rubber cushion material presses to steel ring endoporus direction,
Copper strips is extruded by rubber blanket and steel ring endoporus upper edge simultaneously, makes copper strips formation and steel ring diameter of bore identical inner chamber；
B：Inside port blockage：
1) another piece of steel ring, is selected, the diameter of bore of steel ring is identical with the intracavity diameter of copper strips to be processed, the endoporus of steel ring
Upper edge fall R1.5mm fillet, the thickness of steel ring is 20-25mm, by steel ring holding on hydraulic press operating platform；
2) copper strips after, step 3 in A is processed is placed on the steel ring that step 1 in B is selected, and copper strips is overlapping with steel ring to be put
Put, be placed on by rubber blanket above copper strips, and steel ring, copper strips and rubber blanket are coaxially disposed；
3) rubber blanket, is pressed by hydraulic press, rubber blanket stress deformation, partial rubber cushion material is pressed against steel ring endoporus side
To while copper strips is extruded by rubber blanket along steel ring endoporus edge, making copper strips dig flanging, the shaping of copper strips embedded SMA actuators.
Further, the contact area of the rubber blanket and copper strips is more than the cross-sectional area of copper strips.
Further, the contact surface of rubber blanket and hydraulic press sets cushion block, and the contact area of the cushion block and rubber blanket is big
In the contact area of rubber blanket and copper strips.
Beneficial effects of the present invention are：The present invention a kind of Ultrathin copper strip inner chamber quick molding method, using rubber blanket by
After pressure at right angle, plastic deformation is produced, in the range of the inner chamber of steel ring, drives Ultrathin copper strip to be deformed, utilizes steel ring top
The seamed edge and radius R of edge, the final purpose for realizing shearing and flange.The present invention is easy to operate, it is ensured that while product quality also
Production efficiency is improved, die cost input is reduced, meets small lot, the production model of many specifications, improve the performance of enterprises.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the accompanying drawing used required in technology description to be briefly described, it should be apparent that, drawings in the following description are only this hairs
Some bright embodiments, for those of ordinary skill in the art, on the premise of not paying creative work, can be with root
Other accompanying drawings are obtained according to these accompanying drawings.
Structural representation Fig. 1 is is punched endoporus in the embodiment of the present invention when before rubber blanket stress deformation；
Structural representation Fig. 2 is is punched endoporus in the embodiment of the present invention when in rubber blanket stress deformation；
Structural representation Fig. 3 is is punched endoporus in the embodiment of the present invention when after rubber blanket stress deformation；
Fig. 4 is the structural representation in the embodiment of the present invention during inside port blockage before rubber blanket stress deformation；
Fig. 5 is the structural representation in the embodiment of the present invention during inside port blockage in rubber blanket stress deformation；
Fig. 6 is the structural representation in the embodiment of the present invention during inside port blockage after rubber blanket stress deformation.
Embodiment
The embodiment to the present invention is described further below in conjunction with the accompanying drawings.Herein it should be noted that for
The explanation of these embodiments is used to help understand the present invention, but does not constitute limitation of the invention.In addition, disclosed below
As long as each of the invention embodiment in involved technical characteristic do not constitute conflict each other and can just be mutually combined.
A kind of Ultrathin copper strip inner chamber quick molding method, comprises the following steps：
A：It is punched endoporus：
1) one piece of steel ring, is selected, the cross sectional dimensions of steel ring is identical with the cross sectional dimensions of copper strips to be processed, the thickness of steel ring
Spend for 15-20mm, diameter of bore big 1mm of the diameter of bore than copper strips needs processing of steel ring, by steel ring holding in hydraulic press work
Make platform；
2), one piece of rubber blanket of selection, cross sectional dimensions big 5-10mm of the cross sectional dimensions than copper strips to be processed of rubber blanket,
It is placed on copper strips is overlapping above steel ring, rubber blanket is placed on above copper strips, and steel ring, copper strips and rubber blanket are coaxially disposed；
3) rubber blanket, is pressed by hydraulic press, rubber blanket stress deformation, partial rubber cushion material presses to steel ring endoporus direction,
Copper strips is extruded by rubber blanket and steel ring endoporus upper edge simultaneously, makes copper strips formation and steel ring diameter of bore identical inner chamber；
B：Inside port blockage：
1) another piece of steel ring, is selected, the diameter of bore of steel ring is identical with the intracavity diameter of copper strips to be processed, the endoporus of steel ring
Upper edge fall R1.5mm fillet, the thickness of steel ring is 20-25mm, by steel ring holding on hydraulic press operating platform；
2) copper strips after, step 3 in A is processed is placed on the steel ring that step 1 in B is selected, and copper strips is overlapping with steel ring to be put
Put, be placed on by rubber blanket above copper strips, and steel ring, copper strips and rubber blanket are coaxially disposed；
3) rubber blanket, is pressed by hydraulic press, rubber blanket stress deformation, partial rubber cushion material is pressed against steel ring endoporus side
To while copper strips is extruded by rubber blanket along steel ring endoporus edge, making copper strips dig flanging, the shaping of copper strips embedded SMA actuators.
In practical operation, concrete operations are during punching endoporus：Steel ring appearance and size as shown in Figure 1 is generally equivalent to copper strips profile
Size, it is ensured that after copper strips profile and steel ring profile are overlapped, the center of its center and steel band is also overlapped, and facilitates copper strips on steel ring
Positioning；The appearance and size of rubber blanket is not less than the appearance and size of copper strips, to ensure that copper strips profile in loading process is not damaged
And deformation.When hydraulic press is contacted with rubber blanket, forced contact face should be not less than the appearance and size of copper strips, otherwise can be in rubber cushion and oil
Increase big cushion block between press contact surface, it is ensured that copper strips is smooth in loading process.Steel ring top edge seamed edge must not have root face
Or fillet etc..
As shown in Figure 2 due to rubber blanket stress deformation so that the center section material of rubber blanket is pressed against at steel ring inner chamber,
The center section material of copper strips is driven to be extruded at the same time.
Copper strips as shown in Figure 3 is under the extruding of rubber blanket and the shearing of steel ring endoporus top edge rib, Materials Fracture, endoporus into
Type.
Concrete operations are during inside port blockage：
Steel ring appearance and size as shown in Figure 4 is equal to copper strips appearance and size, it is ensured that after copper strips profile and steel ring profile are overlapped, its
Center and the center of steel band are also overlapped, and facilitate positioning of the copper strips on steel ring；The appearance and size of rubber blanket is outer not less than copper strips
Shape size, to ensure that copper strips profile in loading process is not damaged and deformed.When hydraulic press is contacted with rubber blanket, forced contact
Face should be not less than the appearance and size of copper strips, otherwise can increase big cushion block between rubber cushion and hydraulic press contact surface, it is ensured that copper strips exists
It is smooth in loading process.Steel ring top edge seamed edge need to fall R1.5mm fillet.
After rubber blanket stress as shown in Figure 5, plastic deformation is produced, portion of material flows to steel ring inner chamber so that in copper strips
Center portion point is inwardly turned on one's side along at the edge radius R1.5 of steel ring top edge.
Rubber blanket as shown in Figure 6 drives copper strips to the deformation of steel ring inside cavities, finally causes copper strips to produce flange, completes interior
The action of chamber flange.
Embodiments of the present invention are explained in detail above in association with accompanying drawing, but the invention is not restricted to described implementation
Mode.For a person skilled in the art, in the case where not departing from the principle of the invention and spirit, to these embodiments
A variety of change, modification, replacement and modification are carried out, are still fallen within protection scope of the present invention.
Claims (3)
1. a kind of Ultrathin copper strip inner chamber quick molding method, it is characterised in that：Comprise the following steps：
A：It is punched endoporus：
1) one piece of steel ring, is selected, the cross sectional dimensions of steel ring is identical with the cross sectional dimensions of copper strips to be processed, and the thickness of steel ring is
15-20mm, the diameter of bore of steel ring is than the big 1mm of diameter of bore that copper strips needs to process, by steel ring holding in hydraulic press operating platform；
2) one piece of rubber blanket, cross sectional dimensions big 5-10mm of the cross sectional dimensions than copper strips to be processed of rubber blanket, by copper, are selected
It is placed on overlapping above steel ring, rubber blanket is placed on above copper strips, and steel ring, copper strips and rubber blanket are coaxially disposed；
3) rubber blanket, is pressed by hydraulic press, rubber blanket stress deformation, partial rubber cushion material presses to steel ring endoporus direction, simultaneously
Copper strips is extruded by rubber blanket and steel ring endoporus upper edge, makes copper strips formation and steel ring diameter of bore identical inner chamber；
B：Inside port blockage：
1), select another piece of steel ring, the diameter of bore of steel ring is identical with the intracavity diameter of copper strips to be processed, the endoporus of steel ring it is upper
Fall R1.5mm fillet at edge, and the thickness of steel ring is 20-25mm, by steel ring holding on hydraulic press operating platform；
2) copper strips after, step 3 in A is processed is placed on the steel ring that step 1 in B is selected, and copper strips is overlapping with steel ring to be placed,
Rubber blanket is placed on above copper strips, and steel ring, copper strips and rubber blanket are coaxially disposed；
3) rubber blanket, is pressed by hydraulic press, rubber blanket stress deformation, partial rubber cushion material is pressed against steel ring endoporus direction, together
When copper strips extruded by rubber blanket along steel ring endoporus edge, copper strips is dug flanging, the shaping of copper strips embedded SMA actuators.
2. a kind of Ultrathin copper strip inner chamber quick molding method according to claim 1, it is characterised in that：The rubber blanket with
The contact area of copper strips is more than the cross-sectional area of copper strips.
3. a kind of Ultrathin copper strip inner chamber quick molding method according to claim 1, it is characterised in that：Rubber blanket and oil pressure
The contact surface of machine sets cushion block, and the contact area of the cushion block and rubber blanket is more than the contact area of rubber blanket and copper strips.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710506563.1A CN107297418B (en) | 2017-06-28 | 2017-06-28 | A kind of Ultrathin copper strip inner cavity quick molding method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710506563.1A CN107297418B (en) | 2017-06-28 | 2017-06-28 | A kind of Ultrathin copper strip inner cavity quick molding method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107297418A true CN107297418A (en) | 2017-10-27 |
| CN107297418B CN107297418B (en) | 2019-04-12 |
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ID=60135038
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710506563.1A Active CN107297418B (en) | 2017-06-28 | 2017-06-28 | A kind of Ultrathin copper strip inner cavity quick molding method |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002336914A (en) * | 2001-05-15 | 2002-11-26 | Abo Packing Seisakusho:Kk | Method for forming tubular body retaining part to deep drawing member |
| CN102120240A (en) * | 2010-11-29 | 2011-07-13 | 厦门金龙汽车车身有限公司 | Method for quickly making molded surface of metal plate |
| CN202062002U (en) * | 2011-04-30 | 2011-12-07 | 雷应林 | Rubber reverse bending die |
| CN202062464U (en) * | 2011-04-30 | 2011-12-07 | 雷应林 | Flip-over type rubber blanking die |
| CN203221550U (en) * | 2013-03-29 | 2013-10-02 | 滁州市精华模具制造有限公司 | Cutting die structure of polyurethane rubber thin plate |
| CN203830502U (en) * | 2014-04-26 | 2014-09-17 | 广州广冷华旭制冷空调实业有限公司 | Economical tool for shallow drawing of metal sheet |
-
2017
- 2017-06-28 CN CN201710506563.1A patent/CN107297418B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002336914A (en) * | 2001-05-15 | 2002-11-26 | Abo Packing Seisakusho:Kk | Method for forming tubular body retaining part to deep drawing member |
| CN102120240A (en) * | 2010-11-29 | 2011-07-13 | 厦门金龙汽车车身有限公司 | Method for quickly making molded surface of metal plate |
| CN202062002U (en) * | 2011-04-30 | 2011-12-07 | 雷应林 | Rubber reverse bending die |
| CN202062464U (en) * | 2011-04-30 | 2011-12-07 | 雷应林 | Flip-over type rubber blanking die |
| CN203221550U (en) * | 2013-03-29 | 2013-10-02 | 滁州市精华模具制造有限公司 | Cutting die structure of polyurethane rubber thin plate |
| CN203830502U (en) * | 2014-04-26 | 2014-09-17 | 广州广冷华旭制冷空调实业有限公司 | Economical tool for shallow drawing of metal sheet |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107297418B (en) | 2019-04-12 |
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