CN103707499A - Opening flattening die - Google Patents
Opening flattening die Download PDFInfo
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- CN103707499A CN103707499A CN201310693219.XA CN201310693219A CN103707499A CN 103707499 A CN103707499 A CN 103707499A CN 201310693219 A CN201310693219 A CN 201310693219A CN 103707499 A CN103707499 A CN 103707499A
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- piece
- ring plate
- separated
- tube
- outer sizing
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Abstract
The invention relates to an opening flattening die, which comprises an outer sizing ring, a separation ring piece, an expansion block and an expansion head, wherein the internal diameter of the outer sizing ring has first taper, and the external diameter of the separation ring piece has second taper, so that the external diameter of the separation ring piece can be matched with the internal diameter of the outer sizing ring; an opening is formed in the separation ring piece, so that the separation ring piece is shrunk to enclose a tubular part when entering the outer sizing ring, and is expanded and separated from the tubular part when leaving the outer sizing ring; the expansion block can be arranged in the tubular part, and can be expanded or shrunk; when the separation ring piece is positioned in the outer sizing ring, the expansion block can be expanded to press the tubular part onto the separation ring piece to flatten the tubular part, and can be shrunk to leave the tubular part; the expansion head is connected with the expansion block, and can be used for controlling the expansion and shrinkage of the expansion block. The opening flattening die has the advantage that the tubular part can be easily separated from the opening flattening die after being flattened.
Description
Technical field
The present invention relates to a kind of flat mouth mould.
Background technology
In petroleum industry screen casing production process; screen casing skin need to be installed protective sleeve or calking cover; protective sleeve or calking put to be had opening and need to weld; so need to flatten (being flat mouth) to protective sleeve or calking cover by technological requirement, the weld defect being caused to overcome protective sleeve in welding process or the fusing of calking cover local heating.
Traditional method is that protective sleeve or calking cover are joined in an outer sizing ring, simultaneously in protective sleeve or calking cover, with the circle piece that rises, applies power, finally the uneven place of protective sleeve or calking cover is flattened, and forms satisfactory tubulose.
The problem existing in above-mentioned way is, rise protective sleeve after finishing type or calking cover and outer sizing loops close tighter, and both are separately more difficult, and workman is separated by force by hammering, and labour intensity is very larger, has also affected the efficiency that flat mouth operates.
As can be seen here, above-mentioned existing after flat mouth operation separated outer sizing ring with the scheme of protective sleeve, calking cover in structure and use, obviously still have inconvenience and defect, and be urgently further improved.The design people is research and innovation in addition actively, to founding a kind of novel flat mouth mould, makes it have more practicality.
Summary of the invention
Main purpose of the present invention is, a kind of flat mouth mould of new structure is provided, and technical problem to be solved is how after flattening tube-like piece, simply and effectively that flat mouth mould is separated with tube-like piece, thereby is more suitable for practicality.
The object of the invention to solve the technical problems realizes by the following technical solutions.A kind of flat mouth mould proposing according to the present invention, for tube-like piece is flattened, comprising: outer sizing ring, and the internal diameter of described outer sizing ring has the first tapering; Separated ring plate, the external diameter of described separated ring plate has the second tapering, cause the external diameter of described separated ring plate and the internal diameter of described outer sizing ring to work in coordination, described tube-like piece can enter in described separated ring plate, in described separated ring plate, there is opening, described tube-like piece can be inserted in described separated ring plate, shrinks and surround described tube-like piece while causing described separated ring plate to enter described outer sizing ring, expands and depart from described tube-like piece when described separated ring plate is left described outer sizing ring; Piece rises, can be placed in described tube-like piece, described in rise by piece can swell or dwindle, when described separated ring plate is arranged in described outer sizing ring, the described piece that rises can swell be urged in described separated ring plate described tube-like piece to flatten described tube-like piece, and can dwindle to leave described tube-like piece; The head that rises, the piece that rises described in connection, described in rise head rise described in can controlling piece swell and dwindle.
The object of the invention to solve the technical problems also can be applied to the following technical measures to achieve further.
Preferably, aforesaid flat mouth mould, described the first tapering is identical with the angle of described the second tapering, half of described angle is less than the critical static friction angle between described outer sizing ring and described separated ring plate, while causing described separated ring plate to be subject to the pressure of described outer sizing ring and described tube-like piece, cannot move simultaneously.
Preferably, aforesaid flat mouth mould, described angle is greater than the critical static friction angle between described outer sizing ring and described separated ring plate, when causing described separated ring plate to be subject to the pressure of described outer sizing ring and being no longer subject to the pressure of described tube-like piece, can from described, in sizing ring, exit.
Preferably, aforesaid flat mouth mould, described outer sizing ring is identical with the material of described separated ring plate.
By technique scheme, flat mouth mould of the present invention at least has following advantages:
Be provided with separated ring plate, the internal diameter of the external diameter of this separation ring plate and outer sizing ring all has certain taper, and in this separation ring plate, having opening causes it collapsible, separated ring plate is collapsible and be placed in outer sizing ring, tube-like piece can be depressed at the active force of the piece that rises in described separated ring plate, realize the pressing of tube-like piece, the tapering of separated ring plate and outer sizing ring can guarantee, separated ring plate is easy to from outer sizing ring, to exit, and exit rear expansion reinstatement, now realized separated with tube-like piece.
Above-mentioned explanation is only the general introduction of technical solution of the present invention, in order to better understand technological means of the present invention, and can be implemented according to the content of description, below with preferred embodiment of the present invention and coordinate accompanying drawing to be described in detail as follows.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of flat mouth mould according to an embodiment of the invention.
The specific embodiment
For further setting forth the present invention, reach technological means and the effect that predetermined goal of the invention is taked, below in conjunction with accompanying drawing and preferred embodiment, its specific embodiment of flat mouth mould, structure, feature and effect thereof to proposing according to the present invention, be described in detail as follows.In following explanation, the not necessarily same embodiment that different " embodiment " or " embodiment " refer to.In addition, special characteristic, structure or the feature in one or more embodiment can be combined by any suitable form.
As shown in Figure 1, a kind of flat mouth mould that one embodiment of the present of invention propose, for tube-like piece 1 is flattened, specifically comprises:
Separated ring plate 3, the external diameter of separated ring plate 3 has the second tapering, the design of the first tapering and the second tapering causes the external diameter of separated ring plate 3 and the internal diameter of outer sizing ring 2 to work in coordination, so even separated ring plate 3 is subject to certain pressure, also can leave easily outer sizing ring 2, in addition, tube-like piece can enter in separated ring plate 3, separated ring plate 3 has on certain elasticity and its and offers opening, so separated ring plate 3 can be compressed and inflatable to original state, tube-like piece 1 can be inserted in separated ring plate 3, while causing separated ring plate 3 to enter outer sizing ring 2, shrink and surround tube-like piece 1, now can flatten tube-like piece 1, it is inflatable when separated ring plate 3 is left outer sizing ring 2 simultaneously, now depart from tube-like piece 1, so tube-like piece 1 can depart from the flat mouth mould of the present embodiment easily,
Rise 5, connect the piece 4 that rises, rise and 5 can control the swell of the piece 4 that rises and dwindle, a 5 output tension that rise, become large to oppress the piece 4 that rises, and tension is larger, and the effect of pressing is better.
Preferably, another embodiment of the present invention proposes a kind of flat mouth mould, compare with above-described embodiment, the flat mouth mould of the present embodiment, the first tapering is identical with the angle of the second tapering, half of angle is less than the critical static friction angle between outer sizing ring and separated ring plate, while causing separated ring plate 3 to be subject to the pressure of outer sizing ring 2 and tube-like piece 1, cannot move simultaneously, particularly, at the piece 4 that rises, produce and do the used time, form the stress model at a typical test critical friction angle, the surperficial power of an internal diameter perpendicular to separated ring plate 3, a surperficial power that acts on the external diameter of separated ring plate 3, because this angle (half of the tapering angle of this separated ring plate 3) is less than the critical static friction angle between the material of outer sizing ring 2 and separated ring plate 3, so analyze theoretically, adding great power can not make separated ring plate 3 move, the power that acts on separated ring plate 3 can only make the material deformation of tube-like piece 1 (this kind distortion flatten just operation needed).
Preferably, another embodiment of the present invention proposes a kind of flat mouth mould, compare with above-described embodiment, the flat mouth mould of the present embodiment, angle is greater than the critical static friction angle of outer sizing ring 2 and 3 of separated ring plates, when causing separated ring plate 3 to be subject to the pressure of outer sizing ring 2 and being no longer subject to the pressure of tube-like piece 1, can from outer sizing ring 2, exit, when the piece 4 that rises acts on power in separated ring plate 3, be gradually reduced to and disappear while being zero, the tube-like piece 1 being out of shape that now risen will bounce back, it no longer pushes the inside diameter surface of separated ring plate 3, separated ring plate 3 integral body are subject to the extruding force of outer sizing ring 2 internal diameter retractions, whole angle of friction is greater than critical friction angle between the two, outside under the effect of the extruding force of sizing ring 2, the tube-like piece 1 that separated ring plate 3 is driven plain will move right, can be separated voluntarily with outer sizing ring 2 with the separated ring plate 3 of tube-like piece 1.
Preferably, another embodiment of the present invention proposes a kind of flat mouth mould, compare with above-described embodiment, and the flat mouth mould of the present embodiment, outer sizing ring 2 is identical with the material of separated ring plate 3, and easily grasp at the critical static friction angle between the two.
By technique scheme, flat mouth mould of the present invention at least has following advantages:
Be provided with separated ring plate, the internal diameter of the external diameter of this separation ring plate and outer sizing ring all has certain taper, and in this separation ring plate, having opening causes it collapsible, separated ring plate is collapsible and be placed in outer sizing ring, tube-like piece can be depressed at the active force of the piece that rises in separated ring plate, realize the pressing of tube-like piece, the tapering of separated ring plate and outer sizing ring can guarantee, separated ring plate is easy to from outer sizing ring, to exit, and exit rear expansion reinstatement, now realized separated with tube-like piece.
The above, it is only preferred embodiment of the present invention, not the present invention is done to any pro forma restriction, although the present invention discloses as above with preferred embodiment, yet not in order to limit the present invention, any those skilled in the art, do not departing within the scope of technical solution of the present invention, when can utilizing the technology contents of above-mentioned announcement to make a little change or being modified to the equivalent embodiment of equivalent variations, in every case be the content that does not depart from technical solution of the present invention, any simple modification of above embodiment being done according to technical spirit of the present invention, equivalent variations and modification, all still belong in the scope of technical solution of the present invention.
Claims (4)
1. a flat mouth mould, for tube-like piece is flattened, is characterized in that, comprising:
Outer sizing ring, the internal diameter of described outer sizing ring has the first tapering;
Separated ring plate, the external diameter of described separated ring plate has the second tapering, cause the external diameter of described separated ring plate and the internal diameter of described outer sizing ring to work in coordination, described tube-like piece can enter in described separated ring plate, in described separated ring plate, there is opening, while causing described separated ring plate to enter described outer sizing ring, shrink and surround described tube-like piece, when described separated ring plate is left described outer sizing ring, expand and depart from described tube-like piece;
Piece rises, can be placed in described tube-like piece, described in rise by piece can swell or dwindle, when described separated ring plate is arranged in described outer sizing ring, the described piece that rises can swell be urged in described separated ring plate described tube-like piece to flatten described tube-like piece, and can dwindle to leave described tube-like piece;
The head that rises, the piece that rises described in connection, described in rise head rise described in can controlling piece swell and dwindle.
2. flat mouth mould according to claim 1, is characterized in that,
Described the first tapering is identical with the angle of described the second tapering, half of described angle is less than the critical static friction angle between described outer sizing ring and described separated ring plate, while causing described separated ring plate to be subject to the pressure of described outer sizing ring and described tube-like piece, cannot move simultaneously.
3. flat mouth mould according to claim 2, is characterized in that,
Described angle is greater than the critical static friction angle between described outer sizing ring and described separated ring plate, when causing described separated ring plate to be subject to the pressure of described outer sizing ring and being no longer subject to the pressure of described tube-like piece, can from described, in sizing ring, exit.
4. according to the flat mouth mould described in any one in claims 1 to 3, it is characterized in that,
Described outer sizing ring is identical with the material of described separated ring plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310693219.XA CN103707499A (en) | 2013-12-17 | 2013-12-17 | Opening flattening die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310693219.XA CN103707499A (en) | 2013-12-17 | 2013-12-17 | Opening flattening die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103707499A true CN103707499A (en) | 2014-04-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310693219.XA Pending CN103707499A (en) | 2013-12-17 | 2013-12-17 | Opening flattening die |
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| CN (1) | CN103707499A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2665415C1 (en) * | 2017-07-21 | 2018-08-29 | федеральное государственное унитарное предприятие "Федеральный научно-производственный центр "Прогресс" (ФГУП "ФНПЦ "Прогресс") | Mold for vulcanization of rubber-cord products |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5119072A (en) * | 1974-08-09 | 1976-02-16 | Kubota Ltd | Kantsugiteno seizoho |
| US4353235A (en) * | 1980-06-17 | 1982-10-12 | Kaiser Steel Corporation | Edge preforming of metal plate |
| JPS6045054B2 (en) * | 1976-10-12 | 1985-10-07 | 株式会社クボタ | Molding method for expanded diameter socket |
| CN2638909Y (en) * | 2003-09-17 | 2004-09-08 | 成都天能实业有限公司 | Portable corrugated pipe mouth fatting apparatus |
| US20100199469A1 (en) * | 2007-07-02 | 2010-08-12 | Uponor Innovation Ab | Method of forming a clamping ring and a clamping ring |
| CN103302847A (en) * | 2013-06-14 | 2013-09-18 | 青岛中科昊泰新材料科技有限公司 | Pipe rotating and flattening device |
-
2013
- 2013-12-17 CN CN201310693219.XA patent/CN103707499A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5119072A (en) * | 1974-08-09 | 1976-02-16 | Kubota Ltd | Kantsugiteno seizoho |
| JPS6045054B2 (en) * | 1976-10-12 | 1985-10-07 | 株式会社クボタ | Molding method for expanded diameter socket |
| US4353235A (en) * | 1980-06-17 | 1982-10-12 | Kaiser Steel Corporation | Edge preforming of metal plate |
| CN2638909Y (en) * | 2003-09-17 | 2004-09-08 | 成都天能实业有限公司 | Portable corrugated pipe mouth fatting apparatus |
| US20100199469A1 (en) * | 2007-07-02 | 2010-08-12 | Uponor Innovation Ab | Method of forming a clamping ring and a clamping ring |
| CN103302847A (en) * | 2013-06-14 | 2013-09-18 | 青岛中科昊泰新材料科技有限公司 | Pipe rotating and flattening device |
Non-Patent Citations (1)
| Title |
|---|
| 阮室湘: "《机械工人小顾问（1）》", 31 March 1985, 机械工业出版社 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2665415C1 (en) * | 2017-07-21 | 2018-08-29 | федеральное государственное унитарное предприятие "Федеральный научно-производственный центр "Прогресс" (ФГУП "ФНПЦ "Прогресс") | Mold for vulcanization of rubber-cord products |
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Application publication date: 20140409 |