CN104889334A - Filtering structure used for pouring - Google Patents
Filtering structure used for pouring Download PDFInfo
- Publication number
- CN104889334A CN104889334A CN201510355151.3A CN201510355151A CN104889334A CN 104889334 A CN104889334 A CN 104889334A CN 201510355151 A CN201510355151 A CN 201510355151A CN 104889334 A CN104889334 A CN 104889334A
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- filter
- plate
- upper shell
- inner cavity
- draining plate
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- Casting Support Devices, Ladles, And Melt Control Thereby (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Molds, Cores, And Manufacturing Methods Thereof (AREA)
Abstract
The invention provides a filtering structure used for pouring. An upper inner cavity is communicated with a lower inner cavity via a liquid guiding plate which is provided with a plurality of liquid guiding holes, the positions, directly facing the liquid guiding holes, of a filtering plate are higher than other positions of the same, a plurality of main filtering holes are formed in the positions, directly facing the liquid guiding holes, of the filtering plate, a plurality of auxiliary filtering holes are formed in the other positions of the filtering plate, and the main filtering holes are larger than the auxiliary filtering holes in diameter; protrusive plates for fixing an upper shell are arranged at the upper ends of two opposite sidewalls of a lower shell; by the aid of the liquid guiding plate and a liquid splitting plate, slags filtered by the main filtering holes during pouring can be washed to the auxiliary filtering holes to be filtered and can be prevented from being smashed by subsequently poured liquid and then entering a die via the main filtering holes to affect product quality; by the aid of the liquid splitting plate, the liquid in a buffering portion can be distributed uniformly, and guiding performance of the liquid guiding plate is improved.
Description
Technical field
The present invention relates to a kind of cast filtration.
Background technology
Casting manufacturing technology be by fusing after marking liquid pour in mould, form the technology of product or blank after cooling.For metal casting, need higher temperature during most metals fusing, therefore, need during deposite metal to use furnace equipment, being the liquid satisfied the demands by metal molten; And in actual production, in the molten metal after being melted, having the impurity such as slag unavoidably, the casting of these impurity to subsequent product has significant impact.
In prior art when casting and pouring, all need to use cast structure, as funnel, to pour in mould by molten metal, in order to avoid the slag in molten metal enters in mould, cast structure of the prior art generally all has filter; But the formation of cast structure of the prior art is too simple, in casting process, can be rested on filter screen by the slag that strainer filtering goes out; During follow-up cast, the slag be positioned on filter screen can affect the strainability of filter screen, and the slag be positioned on filter may be smashed by molten metal, and enters in mould, has an impact to the product of casting.
Summary of the invention
A kind of cast filtration provided by the invention, is intended to overcome in prior art and pours into a mould the deficiency that organization plan is simple, strainability is poor.
In order to solve the problems of the technologies described above, the present invention adopts following technical scheme: a kind of cast filtration, comprise the lower house with lower inner cavity and be fixed on upper shell lower house with upper inner chamber, described upper shell is provided with the inlet communicated with upper inner chamber, described lower house diapire is provided with the leakage fluid dram communicated with lower inner cavity, filter is provided with in described lower inner cavity, described upper inner chamber communicates with the draining plate being provided with some delivery holes by between lower inner cavity, described draining plate is fixed in lower inner cavity, liquid is filtered plate and filters after being led by draining plate, after draining plate and filter are assembled to lower inner cavity, on described filter just to the height at delivery hole place higher than the height located that filter staggers with delivery hole, described filter is just provided with some main filter bores to the position of delivery hole, the position that described filter staggers with delivery hole is arranged some secondary filter bores, the diameter of described main filter bores is greater than the diameter of secondary filter bores, the upper end of described lower house two lateral walls is provided with the flange of fixing upper shell.Above-mentioned formation makes in casting process, and the liquid be filtered before plate filtration can be led by the pilot hole on draining plate, thus the liquid after draining plate guiding is directly filtered by main filter bores; Due on filter just to the height at delivery hole place higher than the height located that filter staggers with delivery hole, can be filtered to secondary filter bores place by the follow-up molten metal punching poured into by the impurity that main filter bores filters out, secondary filter bores directly can not be impacted by molten metal, therefore, avoid slag broken after enter in mould, improve the filter effect of filtration; In addition, even if broken backlash to secondary filter bores by the slag that main filter bores filters out by molten metal, diameter due to secondary filter bores is less than the diameter of main filter bores, and the slag after being broken also cannot pass from secondary filter bores, further increases the strainability of cast structure; By the flange on lower house, upper shell is fixed, avoids upper shell dislocation in casting process, improve cast structure stability in use.
Be convenient to make filter and draining plate manufacture, the delivery hole on described draining plate has some rows, and the center line often arranging delivery hole is positioned at same vertical guide, and the transversal shape of described filter is waveform.
The buffer part that described lower inner cavity comprises the portion of confluxing between filter and leakage fluid dram, the distributary division between filter and draining plate and is positioned at above draining plate, described in portion's shape of confluxing be the prismatic table shape that upper end cross-sectional area is greater than lower end cross-sectional area; The shape of described distributary division and buffer part is prismatic, and the cross-sectional area of described distributary division is less than the cross-sectional area of buffer part, to form the step of fixing draining plate on the sidewall of lower house.By arranging buffer part and distributary division, liquid flow in cast structure smooth and easy, cast is convenient; And step is set in lower house, simplify the structure of cast structure, draining plate is fixing reliable.
More even in order to make molten metal distribute in cushion chamber, on being positioned at inner chamber sidewall on be provided with some flow distribution plates, the lower surface of described flow distribution plate is concordant with the lower surface of upper shell, and the angle of described flow distribution plate and horizontal plane is 30 degree to 60 degree.
In order to make upper shell be connected reliably with lower house further, described flange is provided with some cell bodies, and described upper shell is provided with the projection coordinated with cell body, and in addition, described upper shell is provided with the Handheld Division in recessed upper shell, so that upper shell takes off or assembles.
A kind of cast filtration provided by the invention, tool has the following advantages: the upper draining plate being provided with some delivery holes by between inner chamber with lower inner cavity communicates, on described filter just to the height at delivery hole place higher than the height located that filter staggers with delivery hole, described filter is just provided with some main filter bores to the position of delivery hole, the position that described filter staggers with delivery hole is arranged some secondary filter bores, the diameter of described main filter bores is greater than the diameter of secondary filter bores; The upper end of described lower house two lateral walls is provided with the flange of fixing upper shell; Owing to having draining plate and flow distribution plate, can be filtered by punching to secondary filter bores place by the slag that main filter bores filters out in casting process, avoid slag smashed by the follow-up liquid poured into and enter in mould along main filter bores, affect the quality of product, by arranging flow distribution plate, liquid is evenly distributed in buffer part, improves the steering capability of deflector; In addition, be fixed upper shell by flange, cell body, upper shell and lower house are fixed reliable, improve the stability of cast structure.
Accompanying drawing explanation
Accompanying drawing 1 is a kind of front view poured into a mould with filtration of the present invention,
Accompanying drawing 2 is a kind of sectional views poured into a mould with filtration of the present invention,
Accompanying drawing 3 is A place enlarged drawings in accompanying drawing 2.
Detailed description of the invention
Below in conjunction with accompanying drawing, a kind of cast filtration of the present invention is described further.As shown in Figure 1, Figure 2, Figure 3 shows, a kind of cast filtration, comprise the lower house 2 with lower inner cavity 1 and be fixed on the upper shell 4 lower house 2 with upper inner chamber 3, described upper shell 4 is provided with the inlet 5 communicated with upper inner chamber 3, described lower house 2 diapire is provided with the leakage fluid dram 6 communicated with lower inner cavity 1, filter 7 is provided with in described lower inner cavity 1, described upper inner chamber 3 communicates with the draining plate 9 being provided with some delivery holes 8 by between lower inner cavity 1, described draining plate 9 is fixed in lower inner cavity 1, and liquid is filtered plate 7 after being led by draining plate 9 and filters;
See Fig. 2, during cast, liquid enters inner chamber 3 along the inlet 5 be positioned on upper shell 4, and then enter lower inner cavity 1 by upper inner chamber 3, be evenly distributed in lower inner cavity 1 to make liquid, on being positioned at inner chamber 3 sidewall on be provided with some flow distribution plates 17, the lower surface of described flow distribution plate 17 is concordant with the lower surface of upper shell 4, described flow distribution plate 17 is 30 degree to 60 degree with the angle s of horizontal plane, this flow distribution plate 17 is integral type structure with upper shell 4, the angle of flow distribution plate 17 and horizontal plane can within the scope of this unrestricted choice, consider manufacturing cost and separatory effect, be 35.6 degree with flow distribution plate 17 with the angle of horizontal plane to be below introduced,
See Fig. 2, liquid enters lower inner cavity 1 after flow distribution plate 17 is shunted, the buffer part 15 that described lower inner cavity 1 comprises the portion of confluxing 13 between filter 7 and leakage fluid dram 6, the distributary division 14 between filter 7 and draining plate 9 and is positioned at above draining plate 9, described in portion 13 shape of confluxing be the prismatic table shape that upper end cross-sectional area is greater than lower end cross-sectional area; The shape of described distributary division 14 and buffer part 15 is prismatic, and the cross-sectional area of described distributary division 14 is less than the cross-sectional area of buffer part 15, to form the step 16 of fixing draining plate 9 on the sidewall of lower house 2;
That is, first liquid after being shunted by flow distribution plate 17 enter the buffer part 15 of lower inner cavity 1, then, led by the draining plate 9 being positioned at lower inner cavity 1, because draining plate 9 is provided with some delivery holes 8, therefore, when liquid enters after distributary division 14 through draining plate 9, now, the liquid being positioned at distributary division 14 is some roads liquid stream independent of each other, and then all liquid stream is filtered plate 7 and filters;
See Fig. 2, Fig. 3, due to may the impurity such as slag be contained in liquid, in order to avoid slag enters in mould, after draining plate 9 and filter 7 are assembled to lower inner cavity 1, on described filter 7 just to the height at delivery hole 8 place higher than the height located that filter 7 staggers with delivery hole 8, see Fig. 3, described filter 7 is just provided with some main filter bores 10 to the position of delivery hole 8, the position that described filter 7 staggers with delivery hole 8 arranges some secondary filter bores 11, and the diameter of described main filter bores 10 is greater than the diameter of secondary filter bores 11;
Liquid stream is directly filtered by main filter bores 10, can by the follow-up liquid stream punching poured into secondary filter bores 11 place, and not directly by liquid flow impact, be avoided slag smashed by liquid stream and enter in mould by the slag that main filter bores 10 filters out; Finally, the liquid stream after being filtered converges in the portion of confluxing 13, then, enters in mould, complete casting process by outage.
See Fig. 1, Fig. 2, certainly, in order to improve the stability of cast structure in casting process, the upper end of described lower house 2 two lateral walls is provided with the flange 12 of fixing upper shell 4, to limit the free degree in one of them direction of upper shell 4; Upper shell 4 is then limited by the cell body 18 be positioned on flange 12 relative to another free degree of lower house 2: described flange 12 is provided with some cell bodies 18, and described upper shell 4 is provided with the projection 19 coordinated with cell body 18;
See Fig. 2, when assembling or remove upper shell 4, also assembling or dismantling operation can be made conveniently by the Handheld Division 20 be arranged on upper shell 4: such as, described upper shell 4 is provided with the Handheld Division 20 in recessed upper shell 4, so that upper shell 4 takes off or assembles, upper shell 4 also can be protruded in the Handheld Division 20 on described upper shell 4.
See Fig. 2, because cast structure is generally pottery, or by other material sinter, be convenient to obtain to make each part in cast structure: such as, delivery hole 8 on described draining plate 9 has some rows, often arrange the center line of delivery hole 8 and be positioned at same vertical guide, the transversal shape of described filter 7 is waveform.
These are only the preferred embodiment of the present invention, being intended to embody outstanding technique effect of the present invention and advantage, is not the restriction to technical scheme of the present invention.The present invention is uneven by adopting draining plate 9 and upper surface and has the filter 7 of main filter bores 10 and secondary filter bores 11, filters, reach the technique effect avoiding slag to enter mould to liquid;
Those skilled in the art it should be understood that, all amendments made based on the technology of the present invention content, change or substitute technology feature, as, the change of draining plate 9 shape, structure and setting position, the equivalent replacement etc. of filter 7 structure, all should be covered by the technology category of claims of the present invention opinion.
Claims (5)
1. a cast filtration, comprise the lower house (2) with lower inner cavity (1) and be fixed on the upper shell (4) lower house (2) with upper inner chamber (3), described upper shell (4) is provided with the inlet (5) communicated with upper inner chamber (3), described lower house (2) diapire is provided with the leakage fluid dram (6) communicated with lower inner cavity (1), filter (7) is provided with in described lower inner cavity (1), it is characterized in that: described upper inner chamber (3) communicates with the draining plate (9) being provided with some delivery holes (8) by between lower inner cavity (1), described draining plate (9) is fixed in lower inner cavity (1), liquid is filtered plate (7) after being led by draining plate (9) and filters, after draining plate (9) and filter (7) are assembled to lower inner cavity (1), on described filter (7), just to the height at delivery hole (8) place, higher than filter (7), upper and delivery hole (8) staggers the height located, described filter (7) is just provided with some main filter bores (10) to the position of delivery hole (8), the position that described filter (7) is gone up and delivery hole (8) staggers arranges some secondary filter bores (11), the diameter of described main filter bores (10) is greater than the diameter of secondary filter bores (11), the upper end of described lower house (2) two lateral walls is provided with the flange (12) of fixing upper shell (4).
2. a kind of cast filtration according to claim 1, it is characterized in that: the delivery hole (8) on described draining plate (9) has some rows, the center line often arranging delivery hole (8) is positioned at same vertical guide, and the transversal shape of described filter (7) is waveform.
3. a kind of cast filtration according to claim 1, it is characterized in that: described lower inner cavity (1) comprises the portion of confluxing (13) between filter (7) and leakage fluid dram (6) of being positioned at, be positioned at the distributary division (14) between filter (7) and draining plate (9) and be positioned at the buffer part (15) of draining plate (9) top, described in portion (13) shape of confluxing be the prismatic table shape that upper end cross-sectional area is greater than lower end cross-sectional area; The shape of described distributary division (14) and buffer part (15) is prismatic, and the cross-sectional area of described distributary division (14) is less than the cross-sectional area of buffer part (15), to form the step (16) of fixing draining plate (9) on the sidewall of lower house (2).
4. a kind of cast filtration according to claim 1, it is characterized in that: on being positioned at inner chamber (3) sidewall on be provided with some flow distribution plates (17), the lower surface of described flow distribution plate (17) is concordant with the lower surface of upper shell (4), and described flow distribution plate (17) is 30 degree to 60 degree with the angle of horizontal plane.
5. a kind of cast filtration according to claim 1, it is characterized in that: described flange (12) is provided with some cell bodies (18), described upper shell (4) is provided with the projection (19) coordinated with cell body (18), described upper shell (4) is provided with the Handheld Division (20) in recessed upper shell (4), so that upper shell (4) takes off or assembles.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510355151.3A CN104889334B (en) | 2015-06-23 | 2015-06-23 | Filtering structure used for pouring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510355151.3A CN104889334B (en) | 2015-06-23 | 2015-06-23 | Filtering structure used for pouring |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104889334A true CN104889334A (en) | 2015-09-09 |
| CN104889334B CN104889334B (en) | 2017-02-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510355151.3A Expired - Fee Related CN104889334B (en) | 2015-06-23 | 2015-06-23 | Filtering structure used for pouring |
Country Status (1)
| Country | Link |
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| CN (1) | CN104889334B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105251977A (en) * | 2015-11-30 | 2016-01-20 | 苏州市金翔钛设备有限公司 | Casting mechanism with rectangular opening |
| CN106670389A (en) * | 2016-11-30 | 2017-05-17 | 宁夏共享模具有限公司 | Filter for casting and filtering system comprising same |
| CN107186203A (en) * | 2017-07-10 | 2017-09-22 | 重庆新格有色金属有限公司 | Aluminium liquid distribution drum |
| CN108500211A (en) * | 2018-05-17 | 2018-09-07 | 西峡县众德汽车部件有限公司 | Silicon carbide filter device and the device for being used to prepare heat-resisting steel casting |
| CN110369683A (en) * | 2019-08-09 | 2019-10-25 | 大连理工大学 | A kind of bearing bush antifriction layer copper alloy fills type device and a kind of preparation method of bearing shell double metallic composite material |
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| US5603373A (en) * | 1992-05-29 | 1997-02-18 | Daussan Et Compagnie | Process for treating molten metal during a casting operation using a filter and filter for implementing the process |
| US20100096099A1 (en) * | 2006-12-12 | 2010-04-22 | Kao Corporation | Part for removing impurities from a molten metal |
| CN102583677A (en) * | 2012-03-12 | 2012-07-18 | 中机国际工程设计研究院有限责任公司 | Integrated water treatment purifier |
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| CN204685962U (en) * | 2015-06-23 | 2015-10-07 | 长兴县长安造型耐火材料厂 | A kind of cast filtration |
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2015
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Patent Citations (8)
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| US5603373A (en) * | 1992-05-29 | 1997-02-18 | Daussan Et Compagnie | Process for treating molten metal during a casting operation using a filter and filter for implementing the process |
| US5487771A (en) * | 1993-06-04 | 1996-01-30 | Millipore Corporation | High-efficiency metal membrane element, filter, and process for making |
| US20100096099A1 (en) * | 2006-12-12 | 2010-04-22 | Kao Corporation | Part for removing impurities from a molten metal |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105251977A (en) * | 2015-11-30 | 2016-01-20 | 苏州市金翔钛设备有限公司 | Casting mechanism with rectangular opening |
| CN106670389A (en) * | 2016-11-30 | 2017-05-17 | 宁夏共享模具有限公司 | Filter for casting and filtering system comprising same |
| CN106670389B (en) * | 2016-11-30 | 2019-11-12 | 宁夏共享模具有限公司 | Filter for casting and filtration system containing the filter |
| CN107186203A (en) * | 2017-07-10 | 2017-09-22 | 重庆新格有色金属有限公司 | Aluminium liquid distribution drum |
| CN108500211A (en) * | 2018-05-17 | 2018-09-07 | 西峡县众德汽车部件有限公司 | Silicon carbide filter device and the device for being used to prepare heat-resisting steel casting |
| CN110369683A (en) * | 2019-08-09 | 2019-10-25 | 大连理工大学 | A kind of bearing bush antifriction layer copper alloy fills type device and a kind of preparation method of bearing shell double metallic composite material |
| CN110369683B (en) * | 2019-08-09 | 2020-06-02 | 大连理工大学 | Bearing bush antifriction layer copper alloy mold filling device and preparation method of bearing bush bimetal composite material |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104889334B (en) | 2017-02-22 |
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Granted publication date: 20170222 Termination date: 20180623 |