CN105397038A - Anti-blocking sand shooting and exhausting mechanism and method - Google Patents
Anti-blocking sand shooting and exhausting mechanism and method Download PDFInfo
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- CN105397038A CN105397038A CN201511011652.6A CN201511011652A CN105397038A CN 105397038 A CN105397038 A CN 105397038A CN 201511011652 A CN201511011652 A CN 201511011652A CN 105397038 A CN105397038 A CN 105397038A
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- sand
- exhaust
- blasting unit
- chamber part
- penetrate
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C15/00—Moulding machines characterised by the compacting mechanism; Accessories therefor
- B22C15/23—Compacting by gas pressure or vacuum
- B22C15/24—Compacting by gas pressure or vacuum involving blowing devices in which the mould material is supplied in the form of loose particles
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Casting Devices For Molds (AREA)
Abstract
The invention discloses an anti-blocking sand shooting and exhausting mechanism comprising a compressed air pocket and a sand shooting head device, wherein the sand shooting head device comprises a sand shooting cavity, a sand shooting cylinder and a sand shooting head body which are sequentially communicated from top to bottom; the sand shooting cavity comprises an air suction cavity part and an exhaust cavity part; the air suction cavity part is provided with an air suction port communicated with the outside and an air suction channel communicated with the sand shooting cylinder; the exhaust cavity part is provided with an exhaust port communicated with the outside and an exhaust channel communicated with the sand shooting cylinder; the air suction port is connected with the compressed air pocket, and an air suction valve is arranged between the air suction port and the compressed air pocket; the exhaust port is provided with an exhaust valve; and the exhaust channel is provided with an exhaust net. The sand shooting cavity is divided into the air suction cavity part and the exhaust cavity part, the air suction cavity part is adopted during sand shooting, and the exhaust cavity part is adopted during exhausting, so that the sand shooting pressure cannot be influenced when the exhaust net is blocked. The invention also discloses an anti-blocking sand shooting and exhausting method.
Description
Technical field
The present invention relates to casting field, be specifically related to a kind of anti-blockingly penetrate sand exhaust gear and penetrate sand method for exhausting.
Background technology
After sand penetrated by core shooter, must carry out penetrating sand exhaust event, to avoid, pressure in core is large affects core quality, and the nozzle that blasting unit pressure can be avoided to cause greatly leaks sand and sprays the appearance of grey phenomenon, generally for realization and penetrate sand exhaust, core shooter She Sha mechanism need be exhausted.
What the Chinese utility model patent of Authorization Notice No. CN204262295U disclosed a kind of core shooter penetrates sand exhaust gear, comprise sand-shooting head device and exhaust apparatus, sand-shooting head device is primarily of gas storage bag, air inlet pipe, intake valve, penetrate sand chamber and blasting unit formation, exhaust apparatus is primarily of exhaust net, blast pipe, air bleeding valve and muffler are formed, penetrate sand chamber and there is air inlet port, air outlet and exhaust port, air inlet port is communicated with gas storage bag by air inlet pipe, air outlet arrange exhaust net and in working order time be communicated with blasting unit, exhaust port is communicated with muffler by blast pipe, during exhaust, the gas of blasting unit inside drives portion of residual molding sand when exhaust net, gas is through exhaust net, it is online that remaining molding sand is attached to exhaust, therefore, ensure that molding sand can not be discharged with air, after repeatedly penetrating sand exhaust, because the accumulation of exhaust net attached to a large amount of molding sand, cause the blocking to exhaust net, although, when penetrating sand again, dredging effect can be produced to exhaust net, but above-mentioned dredging limited use, exhaust net still can not be completely unimpeded, therefore theoretical motive force can not be produced according to the shooting pressure of theoretical installation, have impact on and penetrate sand effect, and once just to exhaust net, once to clear up dredging be obviously unpractical often to penetrate sand.
Summary of the invention
Goal of the invention of the present invention is to provide a kind of anti-blockingly penetrates sand exhaust gear, and the blocking avoided because of exhaust net has an impact to shooting pressure.
To achieve the above object of the invention, the technical solution used in the present invention is: one is anti-blocking penetrates sand exhaust gear, comprise compression gas bag and sand-shooting head device, described sand-shooting head device comprise be communicated with successively from top to bottom penetrate sand chamber, blasting unit and sand-shooting head body, described sand chamber of penetrating comprises inlet chamber part and discharge chamber part, described inlet chamber part is provided with the air inlet port be in communication with the outside and the inlet channel be communicated with described blasting unit, described discharge chamber part is provided with the exhaust port be in communication with the outside and the exhaust passage be communicated with described blasting unit, described air inlet port is connected with described compression gas bag and intake valve is provided therebetween, described exhaust port is provided with air bleeding valve, described exhaust passage is provided with exhaust net.
Further technical scheme, described discharge chamber part is also provided with the dredging air inlet port be in communication with the outside, and described dredging air inlet port is connected with described compression gas bag and dredging intake valve is provided therebetween.
Further technical scheme, described discharge chamber part is also provided with the partially communicating dredging inlet channel with described inlet chamber, and described dredging inlet channel is provided with potted component to be opened/closed.
Preferably, described inlet chamber part is annular housing and arranges around described discharge chamber part.
The present invention also provides another one technical scheme: one is anti-blocking penetrates sand method for exhausting, comprises the steps:
(1) one is provided to have the blasting unit penetrating sand passage and exhaust passage;
(2) make described in penetrate sand channels open, in described blasting unit, pass into compressed air by described sand passage of penetrating, compressed air drives blasting unit Sand to enter in core box die cavity through penetrating sand cover and penetrating sand plate successively, completes and penetrates sand;
(3) make described in penetrate sand passage and disconnect, make described exhaust passage unimpeded, outwardly discharged the compressed air in blasting unit by described exhaust passage, compressed air drives molding sand remaining in blasting unit through exhaust Netcom outwardly.
In technique scheme, also comprise in step (2) and described exhaust passage is disconnected.
In technique scheme, also comprise and make described exhaust passage unimpeded, pass into compressed air by described exhaust passage in described blasting unit in step (2), compressed air drives the molding sand of the online attachment of exhaust to get back in blasting unit.
Because technique scheme is used, the present invention compared with prior art has following advantages:
(1) be set to inlet chamber part and discharge chamber part by penetrating sand chamber, adopt inlet chamber part, adopt discharge chamber part during exhaust when penetrating sand, the blocking of exhaust net can not impact shooting pressure;
(2) by discharge chamber part is carried out to be opened/closed connection with compressed gas source or inlet chamber part,
When penetrating sand, compressed air is dredged exhaust net simultaneously, ensures the unimpeded of exhaust net.
Accompanying drawing explanation
Fig. 1 is the anti-blocking structural representation penetrating sand exhaust gear disclosed in the embodiment of the present invention one;
Fig. 2 is the anti-blocking structural representation penetrating sand exhaust gear disclosed in the embodiment of the present invention two.
Wherein: 1, penetrate sand chamber; 11, inlet chamber part; 111, air inlet port; 112, inlet channel; 113, intake valve; 12, discharge chamber part; 121, exhaust port; 122, exhaust passage; 123, air bleeding valve; 124, net is vented; 125, air inlet port is dredged; 126, intake valve is dredged; 2, blasting unit; 3, sand-shooting head body.
Detailed description of the invention
Below in conjunction with drawings and Examples, the invention will be further described:
Embodiment one: see Fig. 1, as shown in legend wherein, one is anti-blocking penetrates sand exhaust gear, comprise compression gas bag (depending on not going out in figure) and sand-shooting head device, above-mentioned sand-shooting head device comprise be communicated with successively from top to bottom penetrate sand chamber 1, blasting unit 2 and sand-shooting head body 3, penetrate sand chamber 1 and comprise inlet chamber part 11 and discharge chamber part 12, inlet chamber part 11 is provided with the air inlet port 111 be in communication with the outside and the inlet channel 112 be communicated with blasting unit 2, discharge chamber part 12 is provided with the exhaust port 121 be in communication with the outside and the exhaust passage 122 be communicated with blasting unit 2, air inlet port 111 is connected with compression gas bag and intake valve 113 is provided therebetween, exhaust port 121 is provided with air bleeding valve 123, exhaust passage 122 is provided with exhaust net 124.
Inlet chamber part 11 is annular housing and arranges around discharge chamber part 12.
Introduction one is below anti-blocking penetrates sand method for exhausting, comprises the steps:
(1) close air bleeding valve 123, opening intake valve 113, passing into compressed air by penetrating sand passage 112 in blasting unit 2, compressed air drives blasting unit 3 Sand to enter in core box die cavity through sand-shooting head 3, completes and penetrates sand;
(3) close intake valve 113, open air bleeding valve 123, outwardly discharged the compressed air in blasting unit 2 by exhaust passage 122, compressed air drives molding sand remaining in blasting unit 2 to lead to the external world through exhaust net 124.
Embodiment two
See Fig. 2, as shown in legend wherein, one is anti-blocking penetrates sand exhaust gear, comprise compression gas bag (depending on not going out in figure) and sand-shooting head device, above-mentioned sand-shooting head device comprise be communicated with successively from top to bottom penetrate sand chamber 1, blasting unit 2 and sand-shooting head body 3, penetrate sand chamber 1 and comprise inlet chamber part 11 and discharge chamber part 12, inlet chamber part 11 is provided with the air inlet port 111 be in communication with the outside and the inlet channel 112 be communicated with blasting unit 2, discharge chamber part 12 is provided with the exhaust port 121 be in communication with the outside and the exhaust passage 122 be communicated with blasting unit 2, air inlet port 111 is connected with compression gas bag and intake valve 113 is provided therebetween, exhaust port 121 is provided with air bleeding valve 123, exhaust passage 122 is provided with exhaust net 124, discharge chamber part 12 is also provided with the dredging air inlet port 125 be in communication with the outside, dredging air inlet port 125 is connected with compression gas bag and is provided therebetween dredges intake valve 126.
Introduction one is below anti-blocking penetrates sand method for exhausting, comprises the steps:
(1) air bleeding valve 123 is closed, open intake valve 113 and dredging intake valve 126, by penetrating sand passage 112 and exhaust passage 122 passes into compressed air in blasting unit 2, compressed air drives blasting unit 3 Sand to enter in core box die cavity through sand-shooting head 3, and drive the molding sand penetrating remnants on sand net 125 to get back to blasting unit 3, complete and penetrate sand;
(3) close intake valve 113 and dredging intake valve 126, open air bleeding valve 123, outwardly discharged the compressed air in blasting unit 2 by exhaust passage 122, compressed air drives molding sand remaining in blasting unit 2 to lead to the external world through exhaust net 124.
Embodiment three
All the other are identical with embodiment one, and difference is, above-mentioned discharge chamber part is also provided with the partially communicating dredging inlet channel with above-mentioned inlet chamber, and above-mentioned dredging inlet channel is provided with potted component to be opened/closed.
Introduction one is below anti-blocking penetrates sand method for exhausting, comprises the steps:
(1) air bleeding valve is closed, open intake valve and potted component, by penetrating sand passage and exhaust passage passes into compressed air in blasting unit, compressed air drives blasting unit Sand to enter in core box die cavity through sand-shooting head, and drive the molding sand penetrating the online remnants of sand to get back to blasting unit, complete and penetrate sand;
(3) close intake valve and potted component, open air bleeding valve, outwardly discharged the compressed air in blasting unit by exhaust passage, compressed air drives molding sand remaining in blasting unit through exhaust Netcom outwardly.
Embodiment four
All the other are identical with embodiment two, and difference is, cancel above-mentioned dredging intake valve, and above-mentioned intake valve is provided with air inlet pipeline and dredging air inlet pipeline, and air inlet pipeline passes into above-mentioned inlet chamber part, and dredging air inlet pipeline passes into above-mentioned discharge chamber part.
Embodiment five
All the other are arbitrary identical with embodiment one to four, and difference is, discharge chamber part is annular housing and arranges around inlet chamber part.
Claims (7)
1. anti-blockingly penetrate sand exhaust gear for one kind, comprise compression gas bag and sand-shooting head device, described sand-shooting head device comprise be communicated with successively from top to bottom penetrate sand chamber, blasting unit and sand-shooting head body, it is characterized in that, described sand chamber of penetrating comprises inlet chamber part and discharge chamber part, described inlet chamber part is provided with the air inlet port be in communication with the outside and the inlet channel be communicated with described blasting unit, described discharge chamber part is provided with the exhaust port be in communication with the outside and the exhaust passage be communicated with described blasting unit, described air inlet port is connected with described compression gas bag and intake valve is provided therebetween, described exhaust port is provided with air bleeding valve, described exhaust passage is provided with exhaust net.
2. according to claim 1ly anti-blockingly penetrate sand exhaust gear, it is characterized in that, described discharge chamber part is also provided with the dredging air inlet port be in communication with the outside, and described dredging air inlet port is connected with described compression gas bag and dredging intake valve is provided therebetween.
3. according to claim 1ly anti-blockingly penetrate sand exhaust gear, it is characterized in that, described discharge chamber part is also provided with the partially communicating dredging inlet channel with described inlet chamber, and described dredging inlet channel is provided with potted component to be opened/closed.
4. according to claim 1ly anti-blockingly penetrate sand exhaust gear, it is characterized in that, described inlet chamber part is annular housing and arranges around described discharge chamber part.
5. anti-blockingly penetrate a sand method for exhausting, it is characterized in that, comprise the steps:
(1) one is provided to have the blasting unit penetrating sand passage and exhaust passage;
(2) make described in penetrate sand channels open, in described blasting unit, pass into compressed air by described sand passage of penetrating, compressed air drives blasting unit Sand to enter in core box die cavity through penetrating sand cover and penetrating sand plate successively, completes and penetrates sand;
(3) make described in penetrate sand passage and disconnect, make described exhaust passage unimpeded, outwardly discharged the compressed air in blasting unit by described exhaust passage, compressed air drives molding sand remaining in blasting unit through exhaust Netcom outwardly.
6. according to claim 5ly anti-blockingly penetrate sand method for exhausting, it is characterized in that, also comprise in step (2) and described exhaust passage is disconnected.
7. according to claim 5ly anti-blockingly penetrate sand method for exhausting, it is characterized in that, also comprising in step (2) makes described exhaust passage unimpeded, passes into compressed air by described exhaust passage in described blasting unit, and compressed air drives the molding sand of the online attachment of exhaust to get back in blasting unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511011652.6A CN105397038B (en) | 2015-12-30 | 2015-12-30 | One kind is anti-blocking to penetrate sand exhaust gear and penetrates sand method for exhausting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511011652.6A CN105397038B (en) | 2015-12-30 | 2015-12-30 | One kind is anti-blocking to penetrate sand exhaust gear and penetrates sand method for exhausting |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105397038A true CN105397038A (en) | 2016-03-16 |
| CN105397038B CN105397038B (en) | 2018-02-09 |
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| CN201511011652.6A Active CN105397038B (en) | 2015-12-30 | 2015-12-30 | One kind is anti-blocking to penetrate sand exhaust gear and penetrates sand method for exhausting |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109158551A (en) * | 2018-10-26 | 2019-01-08 | 南安市德林机械制造有限公司 | One kind penetrating sand device |
| CN110340310A (en) * | 2019-08-29 | 2019-10-18 | 郑州为新科技有限公司 | A kind of foundry production line for penetrating sand device and sand device is penetrated with this |
| CN112091181A (en) * | 2020-09-07 | 2020-12-18 | 东风汽车股份有限公司 | Sand shooting exhaust pinch valve of core making machine |
| CN114096360A (en) * | 2020-04-27 | 2022-02-25 | 雅马哈发动机株式会社 | Sand mold manufacturing device |
| CN116020980A (en) * | 2022-12-30 | 2023-04-28 | 优铸科技(北京)有限公司 | Sand shooting barrel and core shooting machine |
| CN117885181A (en) * | 2024-03-14 | 2024-04-16 | 施密特钢轨技术（昆山）有限公司 | Sand water conservancy diversion subassembly is penetrated to crucible |
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| EP0904871A1 (en) * | 1996-06-28 | 1999-03-31 | Sintokogio, Ltd. | A mechanism for blowing molding sand in blowing machines |
| JP2001198652A (en) * | 2000-01-12 | 2001-07-24 | Sintokogio Ltd | Casting sand blowing apparatus |
| CN201091905Y (en) * | 2007-09-26 | 2008-07-30 | 苏州工业园区明志铸造装备有限公司 | Sand spraying mechanism for making complex core |
| CN101462152A (en) * | 2008-11-28 | 2009-06-24 | 苏州明志科技有限公司 | Sand shooting mechanism and sand core forming method applying same |
| CN104439110A (en) * | 2014-11-14 | 2015-03-25 | 苏州明志科技有限公司 | Sand shooting exhausting and noise reduction method and sand shooting exhausting and noise reduction mechanism for core shooting machine |
| CN205270774U (en) * | 2015-12-30 | 2016-06-01 | 苏州明志科技有限公司 | Prevent stifled sand exhaust mechanism of penetrating |
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2015
- 2015-12-30 CN CN201511011652.6A patent/CN105397038B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| EP0904871A1 (en) * | 1996-06-28 | 1999-03-31 | Sintokogio, Ltd. | A mechanism for blowing molding sand in blowing machines |
| JP2001198652A (en) * | 2000-01-12 | 2001-07-24 | Sintokogio Ltd | Casting sand blowing apparatus |
| CN201091905Y (en) * | 2007-09-26 | 2008-07-30 | 苏州工业园区明志铸造装备有限公司 | Sand spraying mechanism for making complex core |
| CN101462152A (en) * | 2008-11-28 | 2009-06-24 | 苏州明志科技有限公司 | Sand shooting mechanism and sand core forming method applying same |
| CN104439110A (en) * | 2014-11-14 | 2015-03-25 | 苏州明志科技有限公司 | Sand shooting exhausting and noise reduction method and sand shooting exhausting and noise reduction mechanism for core shooting machine |
| CN205270774U (en) * | 2015-12-30 | 2016-06-01 | 苏州明志科技有限公司 | Prevent stifled sand exhaust mechanism of penetrating |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109158551A (en) * | 2018-10-26 | 2019-01-08 | 南安市德林机械制造有限公司 | One kind penetrating sand device |
| CN110340310A (en) * | 2019-08-29 | 2019-10-18 | 郑州为新科技有限公司 | A kind of foundry production line for penetrating sand device and sand device is penetrated with this |
| CN114096360A (en) * | 2020-04-27 | 2022-02-25 | 雅马哈发动机株式会社 | Sand mold manufacturing device |
| CN112091181A (en) * | 2020-09-07 | 2020-12-18 | 东风汽车股份有限公司 | Sand shooting exhaust pinch valve of core making machine |
| CN112091181B (en) * | 2020-09-07 | 2022-04-12 | 东风汽车股份有限公司 | Sand shooting exhaust pinch valve of core making machine |
| CN116020980A (en) * | 2022-12-30 | 2023-04-28 | 优铸科技(北京)有限公司 | Sand shooting barrel and core shooting machine |
| CN116020980B (en) * | 2022-12-30 | 2023-12-01 | 优铸科技(北京)有限公司 | Sand shooting barrel and core shooting machine |
| CN117885181A (en) * | 2024-03-14 | 2024-04-16 | 施密特钢轨技术（昆山）有限公司 | Sand water conservancy diversion subassembly is penetrated to crucible |
| CN117885181B (en) * | 2024-03-14 | 2024-05-31 | 施密特钢轨技术（昆山）有限公司 | Sand water conservancy diversion subassembly is penetrated to crucible |
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| CN105397038B (en) | 2018-02-09 |
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Address after: 215217, No. 1999, Xiao Xi Road, Tongli Town, Wujiang District, Jiangsu, Suzhou Patentee after: Suzhou Mingzhi Technology Co., Ltd Address before: 215217, No. 1999, Xiao Xi Road, Tongli Town, Wujiang District, Jiangsu, Suzhou Patentee before: SUZHOU MINGZHI TECHNOLOGY Co.,Ltd. |
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