CN105397038B - One kind is anti-blocking to penetrate sand exhaust gear and penetrates sand method for exhausting - Google Patents
One kind is anti-blocking to penetrate sand exhaust gear and penetrates sand method for exhausting Download PDFInfo
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- CN105397038B CN105397038B CN201511011652.6A CN201511011652A CN105397038B CN 105397038 B CN105397038 B CN 105397038B CN 201511011652 A CN201511011652 A CN 201511011652A CN 105397038 B CN105397038 B CN 105397038B
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- sand
- exhaust
- cavity segment
- air inlet
- blasting unit
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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
Anti-blocking sand exhaust gear is penetrated the invention discloses a kind of, including compression gas bag and sand-shooting head device, what sand-shooting head device included being sequentially communicated from top to bottom penetrates sand chamber, blasting unit and sand-shooting head body, penetrating sand chamber includes air inlet cavity segment and exhaust cavity segment, air inlet cavity segment is provided with the air inlet port being in communication with the outside and the inlet channel connected with blasting unit, exhaust cavity segment is provided with the exhaust port being in communication with the outside and the exhaust passage connected with blasting unit, air inlet port is connected with compression gas bag and intake valve is provided therebetween, exhaust port is provided with air bleeding valve, exhaust passage is provided with exhaust net.Air inlet cavity segment and exhaust cavity segment are arranged to by the way that sand chamber will be penetrated, use air inlet cavity segment when penetrating sand, using exhaust cavity segment during exhaust, being vented the blocking of net will not impact to shooting pressure, penetrate sand method for exhausting the invention also discloses one kind is anti-blocking.
Description
Technical field
The present invention relates to casting field, and in particular to one kind is anti-blocking to penetrate sand exhaust gear and penetrate sand method for exhausting.
Background technology
After core shooter penetrates sand, it is necessary to carry out penetrating sand exhaust event, to avoid the big influence core quality of pressure in core, and
The appearance of nozzle sand leakage caused by blasting unit pressure can be avoided big and the grey phenomenon of spray, sand exhaust, core shooter are penetrated generally for realization
Sand shooting mechanism need to be exhausted.
The sand of penetrating that the U of Authorization Notice No. CN 204262295 Chinese utility model patent discloses a kind of core shooter is vented
Mechanism, including sand-shooting head device and exhaust apparatus, sand-shooting head device mainly by gas storage bag, air inlet pipe, intake valve, penetrate sand chamber and
Blasting unit is formed, and exhaust apparatus is mainly made up of exhaust net, blast pipe, air bleeding valve and muffler, and penetrating sand chamber has inlet end
Mouthful, air outlet and exhaust port, air inlet port connects gas storage bag by air inlet pipe, air outlet set exhaust net and
Connect blasting unit during working condition, exhaust port connects muffler by blast pipe, and during exhaust, the gas inside blasting unit drives
When portion of residual molding sand is by being vented net, gas is through exhaust net, and remaining molding sand is attached to exhaust on the net, thus it is guaranteed that type
Sand will not discharge with air, after sand exhaust is repeatedly penetrated, because exhaust net accumulation is attached to substantial amounts of molding sand, cause to exhaust
The blocking of net, although, then when penetrating sand, the dredging effect that produces can be netted to exhaust, above-mentioned dredging effect is limited, and exhaust net is also
Being can not be completely unimpeded, therefore will not be able to produce theoretical motive force according to the shooting pressure of theoretical installation, have impact on and penetrates
Sand effect, and often penetrate sand once just to exhaust net carry out once cleaning dredging it is clearly unpractical.
The content of the invention
The goal of the invention of the present invention be to provide it is a kind of it is anti-blocking penetrate sand exhaust gear, avoid the blocking because of exhaust net to penetrating sand
Pressure has an impact.
To achieve the above object of the invention, the technical solution adopted by the present invention is：One kind is anti-blocking to penetrate sand exhaust gear, including pressure
Contracting gas bag and sand-shooting head device, what the sand-shooting head device included being sequentially communicated from top to bottom penetrates sand chamber, blasting unit and penetrates sand
Head body, the sand chamber of penetrating include air inlet cavity segment and exhaust cavity segment, and the air inlet cavity segment is provided with what is be in communication with the outside
Air inlet port and the inlet channel connected with the blasting unit, the exhaust cavity segment are provided with the exhaust port being in communication with the outside
The exhaust passage connected with the blasting unit, the air inlet port are connected and are provided therebetween with the compression gas bag
Intake valve, the exhaust port are provided with air bleeding valve, and the exhaust passage is provided with exhaust net.
Further technical scheme, the exhaust cavity segment is additionally provided with the dredging air inlet port being in communication with the outside, described
Dredging air inlet port is connected with the compression gas bag and dredging intake valve is provided therebetween.
Further technical scheme, the exhaust cavity segment are additionally provided with and the partially communicating dredging air inlet of the inlet chamber
Passage, the dredging inlet channel are provided with potted component to be opened/closed.
Preferably, the air inlet cavity segment is annular housing and set around the exhaust cavity segment.
The present invention also provides another technical scheme：One kind is anti-blocking to penetrate sand method for exhausting, comprises the following steps：
（1）There is provided one has inlet channel and the blasting unit of exhaust passage；
（2）Make the inlet channel unimpeded, compressed air is passed through into the blasting unit by the inlet channel, compress
Air driven blasting unit Sand enters in core box die cavity through sand-shooting head body, and sand is penetrated in completion；
（3）The inlet channel is disconnected, makes the exhaust passage unimpeded, is outwardly discharged and penetrated by the exhaust passage
Compressed air in sand cylinder, compressed air drive molding sand remaining in blasting unit to pass through exhaust Netcom outwardly.
In above-mentioned technical proposal, step（2）In also include disconnecting the exhaust passage.
In above-mentioned technical proposal, step（2）In also include making the exhaust passage unimpeded, by the exhaust passage to institute
State and compressed air is passed through in blasting unit, the molding sand that compressed air drives exhaust to adhere on the net is returned in blasting unit.
Because above-mentioned technical proposal is used, the present invention has following advantages compared with prior art：
（1）Air inlet cavity segment and exhaust cavity segment are arranged to by the way that sand chamber will be penetrated, air inlet cavity segment is used when penetrating sand, is vented
Shi Caiyong is vented cavity segment, and being vented the blocking of net will not impact to shooting pressure；
（2）By the way that exhaust cavity segment is carried out into connection to be opened/closed with compressed gas source or air inlet cavity segment,
When penetrating sand, compressed air is dredged to exhaust net simultaneously, ensures the unimpeded of exhaust net.
Brief description of the drawings
Fig. 1 is the anti-blocking structural representation for penetrating sand exhaust gear disclosed in the embodiment of the present invention one；
Fig. 2 is the anti-blocking structural representation for penetrating sand exhaust gear disclosed in the embodiment of the present invention two.
Wherein：1st, sand chamber is penetrated；11st, air inlet cavity segment；111st, air inlet port；112nd, inlet channel；113rd, intake valve；12、
It is vented cavity segment；121st, exhaust port；122nd, exhaust passage；123rd, air bleeding valve；124th, it is vented net；125th, air inlet port is dredged；
126th, intake valve is dredged；2nd, blasting unit；3rd, sand-shooting head body.
Embodiment
Below in conjunction with the accompanying drawings and embodiment the invention will be further described：
Embodiment one：Referring to Fig. 1, as shown in legend therein, one kind is anti-blocking to penetrate sand exhaust gear, including compression gas bag
（Not depending on going out in figure）With sand-shooting head device, what above-mentioned sand-shooting head device included being sequentially communicated from top to bottom penetrates sand chamber 1, blasting unit 2
And sand-shooting head body 3, penetrate sand chamber 1 include air inlet cavity segment 11 and exhaust cavity segment 12, air inlet cavity segment 11 be provided with outside
The air inlet port 111 of boundary's connection and the inlet channel 112 connected with blasting unit 2, exhaust cavity segment 12, which is provided with, to be in communication with the outside
Exhaust port 121 and the exhaust passage 122 that is connected with blasting unit 2, air inlet port 111 be connected with compression gas bag and the two it
Between be provided with intake valve 113, exhaust port 121 is provided with air bleeding valve 123, and exhaust passage 122 is provided with exhaust net 124.
Air inlet cavity segment 11 is annular housing and set around exhaust cavity segment 12.
Be described below it is a kind of it is anti-blocking penetrate sand method for exhausting, comprise the following steps：
（1）Air bleeding valve 123 is closed, opens intake valve 113, is passed through compression sky into blasting unit 2 by inlet channel 112
Gas, compressed air drive the Sand of blasting unit 2 to enter through sand-shooting head body 3 in core box die cavity, and sand is penetrated in completion；
（3）Intake valve 113 is closed, air bleeding valve 123 is opened, the pressure in blasting unit 2 is outwardly discharged by exhaust passage 122
Contracting air, compressed air drive molding sand remaining in blasting unit 2 to lead to the external world through exhaust net 124.
Embodiment two
Referring to Fig. 2, as shown in legend therein, one kind is anti-blocking to penetrate sand exhaust gear, including compression gas bag（Do not regarded in figure
Go out）With sand-shooting head device, what above-mentioned sand-shooting head device included being sequentially communicated from top to bottom penetrates sand chamber 1, blasting unit 2 and sand-shooting head
Body 3, penetrating sand chamber 1 includes air inlet cavity segment 11 and exhaust cavity segment 12, and air inlet cavity segment 11 is provided with entering of being in communication with the outside
Gas port 111 and the inlet channel 112 connected with blasting unit 2, exhaust cavity segment 12 are provided with the exhaust port being in communication with the outside
121 and the exhaust passage 122 that is connected with blasting unit 2, air inlet port 111 be connected with compression gas bag and be provided therebetween into
Air valve 113, exhaust port 121 are provided with air bleeding valve 123, and exhaust passage 122 is provided with exhaust net 124, and exhaust cavity segment 12 is also
The dredging air inlet port 125 being in communication with the outside is provided with, dredging air inlet port 125 is connected with compression gas bag and set therebetween
It is equipped with dredging intake valve 126.
Be described below it is a kind of it is anti-blocking penetrate sand method for exhausting, comprise the following steps：
（1）Air bleeding valve 123 is closed, opens intake valve 113 and dredging intake valve 126, it is logical by inlet channel 112 and exhaust
Road 122 is passed through compressed air into blasting unit 2, and compressed air drives the Sand of blasting unit 2 to enter core box through sand-shooting head body 3
In die cavity, and molding sand remaining on exhaust net 124 is driven to return to blasting unit 2, sand is penetrated in completion；
（3）Intake valve 113 and dredging intake valve 126 are closed, air bleeding valve 123 is opened, is outwardly arranged by exhaust passage 122
The compressed air gone out in blasting unit 2, compressed air drive molding sand remaining in blasting unit 2 to lead to the external world through exhaust net 124.
Embodiment three
Remaining is identical with embodiment one, and difference is, above-mentioned exhaust cavity segment is additionally provided with and above-mentioned inlet chamber portion
Divide the dredging inlet channel of connection, above-mentioned dredging inlet channel is provided with potted component to be opened/closed.
Be described below it is a kind of it is anti-blocking penetrate sand method for exhausting, comprise the following steps：
（1）Air bleeding valve is closed, opens intake valve and potted component, is led to by inlet channel and exhaust passage into blasting unit
Enter compressed air, compressed air drives blasting unit Sand to enter through sand-shooting head in core box die cavity, and drives that to penetrate sand online
Remaining molding sand returns to blasting unit, and sand is penetrated in completion；
（3）Intake valve and potted component are closed, air bleeding valve is opened, the pressure in blasting unit is outwardly discharged by exhaust passage
Contracting air, compressed air drive molding sand remaining in blasting unit to pass through exhaust Netcom outwardly.
Example IV
Remaining is identical with embodiment two, and difference is, cancels above-mentioned dredging intake valve, above-mentioned intake valve be provided with into
Air pipe and dredging air inlet pipeline, air inlet pipeline are passed through above-mentioned air inlet cavity segment, and dredging air inlet pipeline is passed through above-mentioned discharge chamber portion
Point.
Embodiment five
Remaining is any identical with embodiment one to four, and difference is, exhaust cavity segment is annular housing and surround
Air inlet cavity segment is set.
Claims (7)
1. it is a kind of it is anti-blocking penetrate sand exhaust gear, including compression gas bag and sand-shooting head device, the sand-shooting head device include from upper and
Under be sequentially communicated penetrate sand chamber, blasting unit and sand-shooting head body, it is characterised in that it is described penetrate sand chamber include air inlet cavity segment and
Cavity segment is vented, the air inlet cavity segment is provided with the air inlet port being in communication with the outside and led to the air inlet that the blasting unit connects
Road, the exhaust cavity segment is provided with the exhaust port being in communication with the outside and the exhaust passage connected with the blasting unit, described
Air inlet port is connected with the compression gas bag and intake valve is provided therebetween, and the exhaust port is provided with air bleeding valve,
The exhaust passage is provided with exhaust net.
Anti-blocking penetrate sand exhaust gear 2. according to claim 1, it is characterised in that the exhaust cavity segment be additionally provided with
The dredging air inlet port of external world's connection, the dredging air inlet port are connected and are provided therebetween thin with the compression gas bag
Logical intake valve.
Anti-blocking penetrate sand exhaust gear 3. according to claim 1, it is characterised in that the exhaust cavity segment be additionally provided with
The partially communicating dredging inlet channel of inlet chamber, the dredging inlet channel are provided with potted component to be opened/closed.
4. anti-blocking sand exhaust gear is penetrated according to claim 1, it is characterised in that the air inlet cavity segment is annular housing
And set around the exhaust cavity segment.
5. one kind is anti-blocking to penetrate sand method for exhausting, it is characterised in that comprises the following steps：
（1）There is provided one has inlet channel and the blasting unit of exhaust passage；
（2）Make the inlet channel unimpeded, compressed air, compressed air are passed through into the blasting unit by the inlet channel
Blasting unit Sand is driven to enter through sand-shooting head body in core box die cavity, sand is penetrated in completion；
（3）The inlet channel is disconnected, makes the exhaust passage unimpeded, blasting unit is outwardly discharged by the exhaust passage
In compressed air, compressed air drive in blasting unit remaining molding sand through exhaust Netcom outwardly.
6. anti-blocking sand method for exhausting is penetrated according to claim 5, it is characterised in that step（2）In also include make the row
Gas passage disconnects.
7. anti-blocking sand method for exhausting is penetrated according to claim 5, it is characterised in that step（2）In also include make the row
Gas passage is unimpeded, compressed air is passed through into the blasting unit by the exhaust passage, compressed air drives exhaust online attached
The molding sand is returned 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 CN105397038A (en) | 2016-03-16 |
| CN105397038B true CN105397038B (en) | 2018-02-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| 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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| Country | Link |
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| CN (1) | CN105397038B (en) |
Families Citing this family (5)
| 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 |
| WO2021220586A1 (en) * | 2020-04-27 | 2021-11-04 | ヤマハ発動機株式会社 | Sand mold shaping device |
| 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 |
| 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 |
| 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 |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0904871A1 (en) * | 1996-06-28 | 1999-03-31 | Sintokogio, Ltd. | A mechanism for blowing molding sand in blowing machines |
| 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 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001198652A (en) * | 2000-01-12 | 2001-07-24 | Sintokogio Ltd | Casting sand blowing apparatus |
-
2015
- 2015-12-30 CN CN201511011652.6A patent/CN105397038B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0904871A1 (en) * | 1996-06-28 | 1999-03-31 | Sintokogio, Ltd. | A mechanism for blowing molding sand in blowing machines |
| 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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| Publication number | Publication date |
|---|---|
| CN105397038A (en) | 2016-03-16 |
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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. |