CN205020803U - A cold isostatic pressing mould for preparing metal filter tube - Google Patents
A cold isostatic pressing mould for preparing metal filter tube Download PDFInfo
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- CN205020803U CN205020803U CN201520651257.3U CN201520651257U CN205020803U CN 205020803 U CN205020803 U CN 205020803U CN 201520651257 U CN201520651257 U CN 201520651257U CN 205020803 U CN205020803 U CN 205020803U
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Abstract
The utility model discloses a cold isostatic pressing mould for preparing metal filter tube belongs to filtration equipment and makes technical field. The utility model provides a cold isostatic pressing mould includes the outer die sleeve of rigidity, the rigidity mandrel, and the core ring is decided to the gum cover, upper cover plate, dress powder ring, the rubberizing lantern ring, the sealed bundle line of lower gum cover ring sum. Wherein, the gum cover overlaps on rigidity mandrel outer wall, and rigidity external mold ways is in the outside of gum cover, and die sleeve and gum cover form filler cavity both ends and be equipped with respectively and decide core ring sum dress powder ring outside the rigidity, decide the position that the core ring is used for fixed gum cover, and the whitewashed ring of dress is then be convenient for load the powder. The outer die sleeve one end inner wall of rigidity is equipped with the recess, and dress powder ring is located in the recess. The utility model discloses a cold isostatic pressing mould has simple structure, and the dress powder density is even, and rigidity mandrel location is accurate, can directly be used for cold isostatic pressing production, can improve the yield of filter tube product.
Description
Technical field
The utility model relates to a kind of cold isostatic compaction mould for the preparation of metal filtration pipe, belongs to filter plant manufacturing technology field.
Background technology
Current porous metals screen pipe adopts isostatic cool pressing+vacuum sintering method preparation usually, and common cold isostatic compaction mould exists dress powder density problem of non-uniform in vibration dress powder process, causes easily occurring the defects such as distortion, cracking in follow-up sintering process; On the other hand, because cold isostatic mould is without rigidity core location and fixed mechanism, easily causes product wall unevenness even in pressing process, affect the mechanical property of porous metals screen pipe, and filtering accuracy is uncontrollable.
Utility model content
For solving the problem, the utility model provides a kind of cold isostatic compaction mould for the preparation of metal filtration pipe, and the technical scheme taked is as follows:
The purpose of this utility model is to provide a kind of cold isostatic compaction mould for the preparation of metal filtration pipe.This cold isostatic compaction mould comprises rigidity outer die casing 1, rigidity core 4, gum cover 3, core fixing ring 5, upper cover plate 7, dress powder ring 9, upper rubber lantern ring 8, lower rubber lantern ring 10 and sealing bundle line 6.Wherein, gum cover 3 is enclosed within rigidity core 4 outer wall, and rigidity outer die casing 1 is enclosed within the outside of gum cover 3, at rigidity outer die casing 1 and gum cover 3 form filler cavity 2 two ends and be respectively equipped with core fixing ring 5 and dress powder ring 9, core fixing ring 5, for the position of fixing gum cover 3, fills powder ring 9 and is then convenient to load powder.Rigidity outer die casing 1 one end inwall is provided with groove, and dress powder ring 9 is located in groove.On gum cover 3 outer wall outside the reeded one end of rigidity outer die casing 1 tool, cover has upper cover plate 7.Rigidity core 4 is hollow cylinder, and one end is radially provided with annular protrusion.Rubber lantern ring 8 on the outer wall cover contacted with rigidity outer die casing 1 at upper cover plate 7 has, the outer wall that contact of rigidity outer die casing 1 with rigidity core 4 annular protrusion is provided with lower rubber lantern ring 10.The inner side of dress powder ring 9 is provided with groove, adds powder during for filling powder.
Preferably, described sealing is tied in the seam of each parts of line 6 Wound Dies outer surface and the seam of rigidity outer die casing 1 and gum cover 3, for sealed mold.
Preferably, described upper cover plate 7 is annular, and width equals the width sum of rigidity outer die casing 1 and filler cavity 2, thus ensures the surface smoothing of whole mould, is convenient to sealing.
Preferably, described gum cover 3 is hollow cylinder, and one end outer wall is provided with radially protruding annulus, and the width of annulus equals the width of filler cavity 2.
More preferably, core fixing ring 5 is enclosed within gum cover 3 and has on one end outer wall of annulus projection, fixes for the flanging realizing gum cover 3.
Preferably, is furnished with press-powder cover 11, this press-powder cover 11 comprises circular cover 11a and arc press-powder plate 11b, wherein, arc press-powder plate 11b is vertically fixed on the side of circular cover 11a, the shape of arc press-powder plate 11b cross section is identical with size with the shape of groove inside dress powder ring 9, and inside position on circular cover 11a and dress powder ring 9, the position of groove coincide, thus can insert completely in filler cavity 2 and carry out press-powder operation by arc press-powder plate 11b in pressed powder process.
More preferably, the thickness of described arc press-powder plate 11b cross section equals the width of filler cavity 2, and the length of arc press-powder plate 11b is not less than the length of filler cavity 2, cannot the problem of compacting to avoid that condiment is very few.
More preferably, the number of described arc press-powder plate 11b is identical with the number of groove inside dress powder ring 9, thus makes press-powder more even.
More preferably, the diameter of described circular cover 11a is greater than the outer diameter of rigidity outer die casing 1, so that extract press-powder cover 11 after press-powder.
It is as follows that the utility model obtains beneficial effect:
It is simple that the utility model has mould structure, and dress powder density is even, the advantage of rigidity core accurate positioning, can be directly used in cold isostatic compaction and produce, can improve production efficiency and the yield rate of screen pipe product.
Accompanying drawing explanation
Fig. 1 is a kind of cold isostatic mould of the utility model cross-sectional view longitudinally.
Fig. 2 is the structural representation filling powder ring in a kind of cold isostatic mould of the utility model.
Fig. 3 is the perspective view of the press-powder cover of a kind of cold isostatic mould of the utility model.
In figure: 1, rigidity outer die casing; 2, filler cavity; 3, gum cover; 4, rigidity core; 5, core fixing ring; 6, sealing bundle line; 7, upper cover plate; 8, upper rubber lantern ring; 9, dress powder ring; 10, lower rubber lantern ring; 11, press-powder cover; 11a, circular cover; 11b, arc press-powder plate.
Detailed description of the invention
Below in conjunction with specific embodiment, the utility model is described further, but the utility model is not by the restriction of embodiment.
Material therefor, instruments and methods in following embodiment, without specified otherwise, be this area conventional material, instruments and methods, all obtain by commercial channel.
Below in conjunction with accompanying drawing, the utility model is elaborated.Fig. 1 is cold isostatic mould cross-sectional view longitudinally in a kind of preferred version of the utility model.As can be seen from Figure 1, this cold isostatic mould is primarily of rigidity outer die casing 1, and rigidity core retainer plate 4, gum cover 3, core fixing ring 5, upper cover plate 7, upper rubber lantern ring 8, dress powder ring 9 and lower rubber lantern ring 10 form.Wherein, rigidity core 4 is hollow cylinder, and sidewall is provided with manhole, and the outer wall of one end of rigidity core 4 is provided with annular protrusion radially.Gum cover 3 is enclosed within the outer wall of rigidity core 4, and one end is also provided with annular protrusion radially.Rigidity outer die casing 1 is enclosed within the outside of gum cover 3, and computer is greater than the outer diameter of gum cover 3 due to the inner diameter of rigidity outer die casing 1, forms a cavity between, namely for the filler cavity 2 of filling powder.Dress powder ring 9 and core fixing ring 5 is respectively equipped with, for closed filler cavity 2 at the two ends of filler cavity 2.Core fixing ring 5 is enclosed within the outer wall of gum cover 3, is positioned at one end that gum cover 3 has annular protrusion, for fixing gum cover 3.And fill the other end that powder ring 9 is positioned at gum cover 3, be specifically arranged in the groove of rigidity outer die casing 1 upper inside wall.On the whole ringwise (Fig. 2), circle ring inner wall is provided with four road grooves to dress powder ring 9, so that filling powder.Outside to the mid portion of dress powder ring 9 is arranged in the groove of rigidity outer die casing 1 upper inside wall, and centre is arranged in filler cavity 2 to inner wall section, and inwall contacts with gum cover 3.The lower surface of dress powder ring 9 contacts with the groove of rigidity outer die casing 1, is annular upper cover plates 7 on the top of dress powder ring 9.The annular width of upper cover plate 7 equals filler cavity 2 and rigidity outer die casing 1 width sum, because upper cover plate 7 is directly enclosed within gum cover 3, the outer wall of upper cover plate 7 and the outer surface of rigidity outer die casing 1 is coincide.Be provided with rubber lantern ring 8 at upper cover plate 7 and rigidity outer die casing 1 outer surface seam crossing, carry out encapsulation process.Lower rubber lantern ring 10 is arranged on outside the seam of rigidity outer die casing 1 and rigidity core 4 annular protrusion.At upper rubber lantern ring 8 and lower rubber lantern ring 10 and rigidity outer die casing 1, the seam crossing of upper cover plate 7 and rigidity core 4 is provided with sealing bundle line 6, to carry out encapsulation process.Meanwhile, be also provided with to seal at the seam crossing of gum cover 3 and rigidity outer die casing 1 and upper cover plate 7 and tie line 6 and seal.
Fig. 3 is the perspective view of the press-powder cover of a kind of cold isostatic mould of the utility model.As can be seen from Figure 3, this press-powder cover 11 comprises circular cover 11a and arc press-powder plate 11b, wherein, arc press-powder plate 11b is vertically fixed on the side of circular cover 11a, the shape of arc press-powder plate 11b cross section is identical with size with the shape of groove inside dress powder ring 9, and the position of groove coincide inside the position on circular cover 11a and dress powder ring 9, thus can insert completely in filler cavity 2 and carry out press-powder operation by arc press-powder plate 11b in pressed powder process.The quantity of arc press-powder plate 11b is 3, consistent with the number of grooves filling powder ring 9 in Fig. 2, and the length of all arc press-powder plate 11b is identical, and length is greater than the length of filler cavity 2, to ensure when filler is less, and still can compacting filler.The diameter of circular cover 11a is greater than the outer diameter of rigidity outer die casing 1, so that extract press-powder cover 11 after press-powder.Like this, when press-powder, because the diameter of circular cover 11a is larger, one piece can be given prominence at the outer wall of rigidity outer die casing 1, so that extract press-powder cover 11.
When adopting the utility model to prepare porous metals screen pipe, the gum cover 3 of flexibility is enclosed within rigidity core 4 outer wall, utilize the pressure-pad-force of centering ring 5 and the position of certralizing ability precise positioning gum cover 3, rigidity outer die casing 1 is inserted in after sealing bundle line 6 is wrapped in gum cover base, dress powder ring 9 is arranged in the groove of outer rigidity die sleeve 1, and utilize the groove on dress powder ring 9 to load metal dust in the space between rigidity outer die casing 1 and gum cover 3, powder is divided into 4-6 loading, in each dress powder interval, utilize press-powder to overlap 11 by loose powder densification, after dress powder process terminates, upper cover plate 7 is arranged on rigidity outer die casing 1 upper end, on, lower rubber lantern ring is inserted in upper cover plate 7, rigidity outer die casing 1, rigidity core rod 4 gap location, cold isostatic compaction can be carried out after whole set of die being assembled.
Although the utility model with preferably embodiment openly as above; but it is also not used to limit the utility model; any person skilled in the art; not departing from spirit and scope of the present utility model; can do various change and modification, what therefore protection domain of the present utility model should define with claims is as the criterion.
Claims (10)
1. the cold isostatic compaction mould for the preparation of metal filtration pipe, it is characterized in that, comprise rigidity outer die casing (1), rigidity core (4), gum cover (3), core fixing ring (5), upper cover plate (7), dress powder ring (9), upper rubber lantern ring (8), lower rubber lantern ring (10) and sealing bundle line (6), wherein, gum cover (3) is enclosed within rigidity core (4) outer wall, rigidity outer die casing (1) is enclosed within the outside of gum cover (3), at rigidity outer die casing (1) and gum cover (3) form filler cavity (2) two ends and be respectively equipped with core fixing ring (5) and dress powder ring (9), rigidity outer die casing (1) one end inwall is provided with groove, dress powder ring (9) is located in groove, on gum cover (3) outer wall outside the reeded one end of rigidity outer die casing (1) tool, cover has upper cover plate (7), rigidity core (4) is hollow cylinder, and one end is radially provided with annular protrusion, the outer wall cover contacted with rigidity outer die casing (1) at upper cover plate (7) has upper rubber lantern ring (8), and the outer wall that contact of rigidity outer die casing (1) with rigidity core (4) annular protrusion is provided with lower rubber lantern ring (10), the inner side of dress powder ring (9) is provided with groove, for adding powder.
2. a kind of cold isostatic compaction mould for the preparation of metal filtration pipe described in claim 1, it is characterized in that, described sealing is tied in the seam of each parts of line (6) Wound Dies outer surface and the seam of rigidity outer die casing (1) and gum cover (3), for sealed mold.
3. a kind of cold isostatic compaction mould for the preparation of metal filtration pipe described in claim 1, it is characterized in that, described upper cover plate (7) is annular, and width equals the width sum of rigidity outer die casing (1) and filler cavity (2).
4. a kind of cold isostatic compaction mould for the preparation of metal filtration pipe described in claim 1, it is characterized in that, described gum cover (3) is hollow cylinder, and one end outer wall is provided with radially protruding annulus, and the width of annulus equals the width of filler cavity (2).
5. a kind of cold isostatic compaction mould for the preparation of metal filtration pipe described in claim 4, it is characterized in that, core fixing ring (5) is enclosed within gum cover (3) and has on one end outer wall of annulus projection, fixes for the flanging realizing gum cover (3).
6. a kind of cold isostatic compaction mould for the preparation of metal filtration pipe described in claim 1, is characterized in that, is furnished with press-powder cover (11).
7. a kind of cold isostatic compaction mould for the preparation of metal filtration pipe described in claim 6, it is characterized in that, described press-powder cover (11) comprises circular cover (11a) and arc press-powder plate (11b), wherein, arc press-powder plate (11b) is vertically fixed on the side of circular cover (11a), the shape of arc press-powder plate (11b) cross section is identical with size with the shape of dress powder ring (9) inner side groove, and the position on circular cover (11a) coincide with the position of dress powder ring (9) inner side groove.
8. a kind of cold isostatic compaction mould for the preparation of metal filtration pipe described in claim 7, it is characterized in that, the thickness of described arc press-powder plate (11b) cross section equals the width of filler cavity (2), and the length of arc press-powder plate (11b) is not less than the length of filler cavity (2).
9. a kind of cold isostatic compaction mould for the preparation of metal filtration pipe described in claim 7, is characterized in that, the number of described arc press-powder plate (11b) is identical with the number of dress powder ring (9) inner side groove.
10. a kind of cold isostatic compaction mould for the preparation of metal filtration pipe described in claim 7, is characterized in that, the diameter of described circular cover (11a) is greater than the outer diameter of rigidity outer die casing (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520651257.3U CN205020803U (en) | 2015-08-26 | 2015-08-26 | A cold isostatic pressing mould for preparing metal filter tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520651257.3U CN205020803U (en) | 2015-08-26 | 2015-08-26 | A cold isostatic pressing mould for preparing metal filter tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205020803U true CN205020803U (en) | 2016-02-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520651257.3U Expired - Fee Related CN205020803U (en) | 2015-08-26 | 2015-08-26 | A cold isostatic pressing mould for preparing metal filter tube |
Country Status (1)
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| CN (1) | CN205020803U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108644523A (en) * | 2018-07-09 | 2018-10-12 | 南京氟源化工管道设备有限公司 | A kind of tefloncompensator and its manufacture craft |
| CN109049469A (en) * | 2018-09-06 | 2018-12-21 | 陈烈 | A kind of high voltage bearing tubular object extruding device and its processing method |
| CN110216277A (en) * | 2019-06-13 | 2019-09-10 | 金堆城钼业股份有限公司 | A kind of preparation method of refractory metal composite pipe |
| CN113696534A (en) * | 2021-08-18 | 2021-11-26 | 湖北航天化学技术研究所 | Medicament pressing process |
-
2015
- 2015-08-26 CN CN201520651257.3U patent/CN205020803U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108644523A (en) * | 2018-07-09 | 2018-10-12 | 南京氟源化工管道设备有限公司 | A kind of tefloncompensator and its manufacture craft |
| CN109049469A (en) * | 2018-09-06 | 2018-12-21 | 陈烈 | A kind of high voltage bearing tubular object extruding device and its processing method |
| CN109049469B (en) * | 2018-09-06 | 2023-05-12 | 陈烈 | High-pressure-resistant pipe machining device and machining method thereof |
| CN110216277A (en) * | 2019-06-13 | 2019-09-10 | 金堆城钼业股份有限公司 | A kind of preparation method of refractory metal composite pipe |
| CN110216277B (en) * | 2019-06-13 | 2021-08-24 | 金堆城钼业股份有限公司 | Preparation method of refractory metal composite pipe |
| CN113696534A (en) * | 2021-08-18 | 2021-11-26 | 湖北航天化学技术研究所 | Medicament pressing process |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160210 Termination date: 20200826 |