CN204867847U - Extrusion die - Google Patents
Extrusion die Download PDFInfo
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- CN204867847U CN204867847U CN201520684415.5U CN201520684415U CN204867847U CN 204867847 U CN204867847 U CN 204867847U CN 201520684415 U CN201520684415 U CN 201520684415U CN 204867847 U CN204867847 U CN 204867847U
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- China
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- hole forming
- brazing flux
- extrusion die
- cone
- shaped inner
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Abstract
The utility model discloses an extrusion die, including three -core hole moulded die, external diameter moulded die, the conical nose of three -core hole moulded die links to each other with three toper hole forming nozzle, all sets up the hole that supplies borer agent circulation in the three toper hole forming nozzle, borer agent access opening has been seted up in the three -core hole moulded die, just borer agent access opening interpenetrates with the hole that supplies borer agent circulation. An extrusion die, can extrude three mutually independent inner core hole line base, can improve the quality of brazing in the downthehole borer agent of filling in the variance component of inner core, and mould long service life, be out of shape for a short time.
Description
Technical field
The utility model relates to the three core solder silk thread bases for compressive zone brazing flux, belongs to solder silk processing technique field.
Background technology
Current routine techniques is used for the solder silk thread mold tool of compressive zone brazing flux, as shown in Figure 1, comprise endoporus shaping mould 1 ' and external diameter shaping mould 2 ', described endoporus shaping mould 1 ' plays the effect forming solder silk thread base inner chip hole, described external diameter shaping mould 2 ' plays the effect controlling solder silk thread base external diameter, by regulating the spacing between endoporus shaping mould 1 ' and external diameter shaping mould 2 ', the size of solder silk thread base inner chip hole diameter can be controlled, and then control solder silk brazing flux content.Described mould can only squeeze out single inner chip hole solder silk thread base, and extruding has filled in brazing flux toward inner core simultaneously, and the line base of gained is single core solder silk of band brazing flux after drawing tube reducing.The mould of prior art also can squeeze out band brazing flux multicore solder silk thread base, brazing flux can be made to be more evenly distributed, reduce the risk of welding wire breakthrough brazing flux, single core solder silk of the band brazing flux of ratio has better soldering effect, but multiple inner chip holes of described band brazing flux multicore solder silk thread base, cannot accomplish complete independence during extruding, therefore each inner chip hole can only fill in the brazing flux of identical component, makes the soldering effect of this kind of welding wire not yet reach best.
Along with development in science and technology, market requires also improving constantly to the brazing quality of welding wire, the brazing flux composition of welding wire determines brazing quality to a great extent, therefore a kind of multicore solder silk with brazing flux of market demand, and multiple inner cores of welding wire are separate, so that each inner chip hole can fill in the brazing flux of heterogeneity, guarantee that heterogeneity brazing flux is not in contact with each other before brazing mutually, and play compound action when soldering, greatly improve brazing quality.
Utility model content
The purpose of this utility model is to provide a kind of extrusion die, can squeeze out multiple separate inner chip hole line base, can fill in the brazing flux of heterogeneity in multiple inner chip hole.
In order to achieve the above object, the technical solution of the utility model is:
A kind of extrusion die, comprise three in-core hole forming moulds, external diameter shaping mould, the conical nose of described three in-core hole forming moulds is connected with three cone-shaped inner hole forming nozzles, the endoporus for brazing flux circulation is all offered in three cone-shaped inner hole forming nozzles, offer brazing flux access opening in described three in-core hole forming moulds, and described brazing flux access opening and the endoporus that circulates for brazing flux are connected and install.
The central axis of described cone-shaped inner hole forming nozzle and the centerline axis parallel of three in-core hole forming moulds are arranged, and the central axis of three cone-shaped inner hole forming nozzles is uniformly distributed around the central axis of three in-core hole forming moulds, the vertical range between the central axis of described cone-shaped inner hole forming nozzle and the central axis of three in-core hole forming moulds is 3.5 ~ 4.5mm.
The diameter of the small end end face of described cone-shaped inner hole forming nozzle is 4 ~ 4.5mm, and the distance between the small end end face of described cone-shaped inner hole forming nozzle and the conical nose pinnacle of three in-core hole forming moulds is 1.5 ~ 2.5mm.
The described central axis of endoporus for brazing flux circulation and the centerline axis parallel of brazing flux access opening are installed, and the through-hole diameter of described brazing flux access opening is greater than the diameter of bore of the endoporus for brazing flux circulation, and quantity and brazing flux access opening match.
The surface of described three in-core hole forming moulds and cone-shaped inner hole forming nozzle is equipped with nano diamond coating.
The thickness of described nano diamond coating is 0.02 ~ 0.04mm.
The tapering of described cone-shaped inner hole forming nozzle is 10 ° ~ 15 °.
The diameter of the described endoporus for brazing flux circulation is φ 1.5 ~ 2mm.
The degree of depth of the described endoporus for brazing flux circulation is 30 ~ 35mm.
The beneficial effects of the utility model are: a kind of extrusion die, can squeeze out three separate inner chip hole line bases, can fill in the brazing flux of heterogeneity in inner chip hole, improve brazing quality, and die life are long, is out of shape little.
Accompanying drawing explanation
Fig. 1 is conventional single inner chip hole extrusion die schematic diagram;
Fig. 2 is extrusion die schematic diagram of the present utility model;
Fig. 3 is the conical nose enlarged section detail drawing of three in-core hole forming moulds 1 in Fig. 2.
Detailed description of the invention
Embodiment 1
A kind of extrusion die as shown in Figure 2 and Figure 3, comprise three in-core hole forming moulds 1, external diameter shaping mould 7, the conical nose of described three in-core hole forming moulds 1 is connected with three cone-shaped inner hole forming nozzles 2, the endoporus 5 for brazing flux circulation is all offered in three cone-shaped inner hole forming nozzles 2, offer brazing flux access opening 6 in described three in-core hole forming moulds 1, and described brazing flux access opening 6 and the endoporus 5 that circulates for brazing flux are connected and install.By regulating the spacing between three in-core hole forming moulds 1 and external diameter shaping mould 7, the size of solder silk thread base three inner chip hole diameters can be controlled, and then control solder silk brazing flux content.
Brazing flux access opening 6 and endoporus 5 holes circulated for brazing flux interpenetrate, centerline axis parallel, be convenient to the endoporus of brazing flux by cone-shaped inner hole forming nozzle 2, enter in the inner chip hole of line base formation smoothly, brazing flux access opening 6 quantity and cone-shaped inner hole forming nozzle 2 cooperating number; Independently be not connected mutually between described brazing flux access opening.
Described external diameter shaping mould 7 diameter of bore is determined according to brazing flux content, and appearance and size structure is identical with routine techniques, and described three other appearance and sizes of in-core hole forming mould 1 are identical with routine techniques; By regulating the spacing between three in-core hole forming moulds 1 and external diameter shaping mould 7, the size of solder silk thread base inner chip hole diameter can be controlled, and then control solder silk brazing flux content.
The central axis of described cone-shaped inner hole forming nozzle 2 and the centerline axis parallel of three in-core hole forming moulds 1 are arranged, and the central axis of three cone-shaped inner hole forming nozzles 2 is uniformly distributed around the central axis of three in-core hole forming moulds 1, the vertical range between the central axis of described cone-shaped inner hole forming nozzle 2 and the central axis of three in-core hole forming moulds 1 is 4mm.
The diameter of the small end end face 3 of described cone-shaped inner hole forming nozzle 2 is 4.5mm, and the distance between the small end end face 3 of described cone-shaped inner hole forming nozzle 2 and the conical nose pinnacle 4 of three in-core hole forming moulds 1 is L, L is 1.5mm.
The described central axis of endoporus 5 for brazing flux circulation and the centerline axis parallel of brazing flux access opening 6 are installed, and the through-hole diameter of described brazing flux access opening 6 is greater than the diameter of bore of the endoporus 5 for brazing flux circulation, and quantity and brazing flux access opening match.
Described three in-core hole forming moulds 1 are equipped with nano diamond coating with the surface of cone-shaped inner hole forming nozzle 2.The thickness of described nano diamond coating is 0.02mm.Coating can significantly improve the mobility of tinbase solder at die surface, can guarantee that the line base inner chip hole extruded is independent further and not be connected mutually, significantly extend the mold use life-span, reduce the distortion of cone-shaped inner hole forming nozzle 2.
The tapering of described cone-shaped inner hole forming nozzle 2 is α, α is 14 °.
The diameter of the described endoporus 5 for brazing flux circulation is 1.5mm.The degree of depth of the described endoporus 5 for brazing flux circulation is 33mm.
A kind of extrusion die of the present embodiment, can squeeze out three separate inner chip hole line bases, can fill in the brazing flux of heterogeneity in inner chip hole, improve brazing quality, and die life is long, is out of shape little.
Claims (9)
1. an extrusion die, it is characterized in that: comprise three in-core hole forming moulds (1), external diameter shaping mould (7), the conical nose of described three in-core hole forming moulds (1) is connected with three cone-shaped inner hole forming nozzles (2), the endoporus (5) for brazing flux circulation is all offered in three cone-shaped inner hole forming nozzles (2), offer brazing flux access opening (6) in described three in-core hole forming moulds (1), and described brazing flux access opening (6) interpenetrates with the endoporus (5) circulated for brazing flux.
2. a kind of extrusion die according to claim 1, it is characterized in that: the central axis of described cone-shaped inner hole forming nozzle (2) and the centerline axis parallel of three in-core hole forming moulds (1) are arranged, and the central axis of three cone-shaped inner hole forming nozzles (2) is uniformly distributed around the central axis of three in-core hole forming moulds (1), the vertical range between the central axis of described cone-shaped inner hole forming nozzle (2) and the central axis of three in-core hole forming moulds (1) is 3.5 ~ 4.5mm.
3. a kind of extrusion die according to claim 1, it is characterized in that: the diameter of the small end end face (3) of described cone-shaped inner hole forming nozzle (2) is 4 ~ 4.5mm, the distance between the small end end face (3) of described cone-shaped inner hole forming nozzle (2) and the conical nose pinnacle (4) of three in-core hole forming moulds (1) is 1.5 ~ 2.5mm.
4. a kind of extrusion die according to claim 1, it is characterized in that: the central axis of the described endoporus (5) for brazing flux circulation is with brazing flux access opening (6) interpenetrates, centerline axis parallel, and the through-hole diameter of described brazing flux access opening (6) is greater than the diameter of bore of endoporus (5) for brazing flux circulation.
5. a kind of extrusion die according to claim 1, is characterized in that: described three in-core hole forming moulds (1) are equipped with nano diamond coating with the surface of cone-shaped inner hole forming nozzle (2).
6. a kind of extrusion die according to claim 5, is characterized in that: the thickness of described nano diamond coating is 0.02 ~ 0.04mm.
7. a kind of extrusion die according to claim 1, is characterized in that: the tapering of described cone-shaped inner hole forming nozzle (2) is 10 ° ~ 15 °.
8. a kind of extrusion die according to claim 1, is characterized in that: the diameter of the described endoporus (5) for brazing flux circulation is φ 1.5 ~ 2mm.
9. a kind of extrusion die according to claim 1, is characterized in that: the degree of depth of the described endoporus (5) for brazing flux circulation is 30 ~ 35mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520684415.5U CN204867847U (en) | 2015-09-07 | 2015-09-07 | Extrusion die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520684415.5U CN204867847U (en) | 2015-09-07 | 2015-09-07 | Extrusion die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204867847U true CN204867847U (en) | 2015-12-16 |
Family
ID=54812271
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520684415.5U Active CN204867847U (en) | 2015-09-07 | 2015-09-07 | Extrusion die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204867847U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113732567A (en) * | 2021-09-15 | 2021-12-03 | 中机智能装备创新研究院(宁波)有限公司 | Composite brazing filler metal friction extrusion preparation device and preparation method |
-
2015
- 2015-09-07 CN CN201520684415.5U patent/CN204867847U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113732567A (en) * | 2021-09-15 | 2021-12-03 | 中机智能装备创新研究院(宁波)有限公司 | Composite brazing filler metal friction extrusion preparation device and preparation method |
| CN113732567B (en) * | 2021-09-15 | 2022-08-23 | 中机智能装备创新研究院(宁波)有限公司 | Composite brazing filler metal friction extrusion preparation device and preparation method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20191011 Address after: 244000 Jinqiao Economic Development Zone, Anhui, Tongling Patentee after: Tongling Long Feng new materials Co., Ltd. Address before: Wulian Industrial Park East Lake town Zhejiang city Shaoxing province 312000 Patentee before: Shaoxing Tianlong Tin Materials Co., Ltd. |
|
| TR01 | Transfer of patent right |