CN108788025B - A kind of press-down type bottom penetrates top and penetrates moulding machine - Google Patents
A kind of press-down type bottom penetrates top and penetrates moulding machine Download PDFInfo
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- CN108788025B CN108788025B CN201810771365.2A CN201810771365A CN108788025B CN 108788025 B CN108788025 B CN 108788025B CN 201810771365 A CN201810771365 A CN 201810771365A CN 108788025 B CN108788025 B CN 108788025B
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- ontology
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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
- B22C15/28—Compacting by different means acting simultaneously or successively, e.g. preliminary blowing and finally pressing
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Abstract
Top, which is penetrated, the present invention provides a kind of press-down type bottom penetrates moulding machine, including rack and several sandboxes, each sandbox is connected with the sand mouth ontology of penetrating at rear, it wherein, further include exhaust apparatus, exhaust apparatus has exhaust tube, exhaust pipe, filter screen and pneumatic gate valve, exhaust tube is mounted on the side for penetrating sand mouth ontology, the top of exhaust tube is equipped with deflector and check valve, and deflector is mounted in the top right wall of exhaust tube, and check valve is mounted on the top of exhaust tube and penetrates between sand mouth ontology；Exhaust pipe is mounted on exhaust tube；Filter screen is mounted between exhaust pipe and exhaust tube；Pneumatic gate valve, which is mounted on, to be penetrated between sand mouth ontology and sandbox.Press-down type bottom provided by the invention penetrates top and penetrates moulding machine, due to the above structure, so that the air pressure for penetrating the gas in sand chamber of the invention is in a moderate value, so as to prevent sand mold from the defects of loose, hole occur.
Description
Technical field
The present invention relates to casting fields, penetrate top more particularly to a kind of press-down type bottom and penetrate moulding machine.
Background technique
Sand casting refers to the casting method that casting is produced in sand mold.Steel, iron and most of non-ferrous alloy castings all may be used
It is obtained with sand mould casting method.The Modeling Material as used in sand casting is cheap and easy to get, and Casting mold manufacturing is easy, to the list of casting
Part production is produced by batch and is adapted to mass production, is always the basic technology in Foundry Production for a long time.
Chinese patent CN201520162984.3 discloses a kind of double-station automatic moulding machine, including is arranged in the left and right sides
Vertical supports, be provided with crossbeam at the top of vertical supports, below the crossbeam the right and left sets that there are two top box, the top parts of top box
It is not provided with the first hydraulic column, upper box top is equipped with movable lower platen, is provided with the second hydraulic column at the top of movable lower platen, left
It is arranged in parallel with two one slide rails between right vertical supports, sliding branch mailbox plate is equipped with above two one slide rails, is set below two one slide rails
There are two nowel, nowel is located at the underface of top box, is provided with third hydraulic column below nowel, activity is equipped with lifting in nowel
Plate, lifter plate lower section are equipped with the 4th hydraulic column, and the top on rear side of nowel is provided with push plate, horizontal hydraulic pressure bar is connected in push plate,
The rear of nowel be equipped with penetrate silo, penetrate in silo be provided with penetrate Sha Kou and under penetrate Sha Kou.
Movement must be exhausted in core-shooting process, exhaust apparatus is not set in above-mentioned patent document, thus make
Pressure is excessive in sand mold affects sand-mould quality.
Summary of the invention
Top is penetrated the object of the present invention is to provide a kind of press-down type bottom and penetrates moulding machine, is solved in above-mentioned patent document because not having
The problem that exhaust apparatus is set and causes sand-mould quality bad.
In order to solve the above technical problems, the invention provides the following technical scheme:
A kind of press-down type bottom penetrates top and penetrates moulding machine, including rack and several sandboxes, and each sandbox penetrates sand with rear
Mouth ontology is connected, wherein further includes exhaust apparatus, the exhaust apparatus includes
Exhaust tube, the exhaust tube are mounted on the side for penetrating sand mouth ontology, and the top of the exhaust tube is equipped with water conservancy diversion
Plate and check valve, the deflector are mounted in the top right wall of the exhaust tube, and the check valve is mounted on the exhaust tube
Top and described penetrate between sand mouth ontology；
Exhaust pipe, the exhaust pipe are mounted on the exhaust tube；
Filter screen, the filter screen are mounted between the exhaust pipe and the exhaust tube；
Pneumatic gate valve, the pneumatic gate valve are mounted on described penetrate between sand mouth ontology and the sandbox.
Further, the other side for penetrating sand mouth ontology be equipped with nozzle, the pneumatic gate valve be mounted on the nozzle with
Between the sand inlet of sandbox.
Further, the check valve has ontology, and the left edge of the ontology is fixed on the row by fixing sleeve
In the top right wall of inflator, the top right wall and the left wall for penetrating sand mouth ontology that the ontology passes through the exhaust tube are to described
Penetrating in sand chamber for sand mouth ontology is penetrated to extend.
Further, the right end of the ontology is set there are four valve body, and four valve bodies are closed by the right output port of the ontology.
Further, when the air pressure for penetrating sand chamber bottom reaches threshold values, air pressure make the front end of four valve bodies to
Interior deformation forms an inlet channel, and air-flow is entered in the ontology by the inlet channel, and through described in ontology entrance
The top of exhaust tube.
Further, the deflector is located at below the left port of the ontology, and the deflector is used for will be through described
The sand being mingled in the air-flow of ontology outflow imports the bottom of the exhaust tube.
Further, the exhaust apparatus also has closing device, and the exhaust tube is arranged in the closing device
Top, and be located at the left port of the ontology, the closing device is used to block the air-flow of the ontology outflow, reduces from institute
State the noise that the air-flow of ontology outflow generates in the exhaust tube.
Further, the closing device has fixed plate, movable plate and torsional spring, and the fixed plate is mounted on the row
A closure mouth is formed on inflator, between the fixed plate and the deflector, the fixed plate and the deflector make described
One side chamber is formed at exhaust tube top, and the top of the side chamber is connected to the ontology, and the movable plate is articulated in the fixed plate
On, the torsional spring is arranged in the fixed plate, and one end of the torsional spring is kept out in the fixed plate, the torsional spring it is another
End is kept out on the movable plate, and the torsional spring blocks the movable plate by the closure mouth.
Further, the closure is formed between the notch top of the fixed plate and the right end top of the deflector
Mouthful, the lower end surface of the fixed plate contradicts the left upper part in the deflector.
Further, the movable plate is articulated on the convex block of the fixed plate, the movable plate have bending part and
Straight plate part, the other end of the torsional spring are kept out on the bending part, and the straight plate part passes through the notch and contradicts in the water conservancy diversion
The right end top of plate.
It can be seen from above-mentioned technical proposal the invention has the following advantages:
It is single due to being provided with exhaust apparatus in the present invention, thus when the air pressure penetrated in silo is greater than the threshold values of check valve
It can be opened to valve, the excessive air pressure penetrated in silo is discharged, prevent sand mold from the defects of loose, hole occur；
Due to including closing device in exhaust apparatus of the invention, closing device is for blocking the gas of the ontology outflow
Stream, thus the noise generated in exhaust tube from the air-flow that ontology flows out can be reduced, reach noise reduction effect；
Due to being equipped with filter screen between exhaust pipe and the exhaust tube of the invention, thus can to the air of discharge into
Row filtering prevents from polluting environment with impurity in the gas of discharge.
The present invention is described in further detail with reference to the accompanying drawings and detailed description.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
The embodiment of invention for those of ordinary skill in the art without creative efforts, can also basis
The attached drawing of offer obtains other attached drawings.
Attachment structure schematic diagram of the Fig. 1 between exhaust apparatus and sandbox of the invention.
Fig. 2 is the partial view of Fig. 1.
Fig. 3 is the enlarged view in Fig. 1 at I.
Fig. 4 is A direction view of the check valve in exhaust apparatus of the invention along Fig. 3.
Fig. 5 is another state diagram of Fig. 3.
Fig. 6 is the connection relationship diagram for penetrating silo and sandbox of the invention.
Description of symbols: sandbox 10, nozzle 20 penetrate sand mouth ontology 30, penetrate sand chamber 31, exhaust tube 40, deflector 41, list
To valve 42, ontology 421, valve body 422, closing face 423, inlet channel 424, fixing sleeve 43, closing device 44, fixed plate 441, lack
Mouth the 4411, first pin 442, torsional spring 443, movable plate 444, bending part 4441, straight plate part 4442, the second pin 445, convex block
446, limited block 4461, upper shell 45, lower shell 46, side chamber 47, closure mouth 48, protective case 50, filter screen 60, exhaust pipe
70, silo 100, connecting tube 200, left (right side) top box 300, left (right side) nowel 400 are penetrated in pneumatic gate valve 80, left (right side).
Specific embodiment
The embodiment of the present invention is described in detail below in conjunction with attached drawing, but the present invention can be defined by the claims
Implement with the multitude of different ways of covering.
Below with reference to Fig. 1 to Fig. 6, the invention will be further described, and top is penetrated at a kind of press-down type bottom as shown in figures 1 to 6
Penetrate moulding machine, including rack, a left side (right side) penetrate silo 100 and several sandboxes 10, each sandbox 10 penetrates sand mouth sheet with rear
Body 30 is connected, and the lower part that left (right side) penetrates silo 100 is equipped with upper and lower two and penetrates sand mouth ontology 30, and the sand mouth ontology 30 of penetrating passes through
Corresponding connecting tube 200 penetrates silo 100 with left (right side) and is connected, wherein moulding machine further includes exhaust apparatus, the exhaust apparatus tool
Have: exhaust tube 40, exhaust pipe 70, filter screen 60 and pneumatic gate valve 80, the exhaust tube 40, which is mounted on, described penetrates sand mouth ontology
The top of 30 side, the exhaust tube 40 is equipped with deflector 41 and check valve 42, and the deflector 41 is mounted on the exhaust
Cylinder 40 top right wall on, the check valve 42 be mounted on the exhaust tube 40 top and it is described penetrate between sand mouth ontology 30,
The exhaust pipe 70 is mounted on the upper shell 45 of the exhaust tube 40, the company of the exhaust pipe 70 and the upper shell 45
It meets place and is equipped with a protective case 50, the protective case 50 is set on the exhaust pipe 70, and the protective case 50 can be to described
Exhaust pipe 70 is protected, and prevents the junction of exhaust pipe 70 and filter screen 60 from gas leakage occurs, and the filter screen 60 is installed
Between the exhaust pipe 70 and the upper shell 45, the pneumatic gate valve 80 be mounted on it is described penetrate sand mouth ontology 30 with it is described
Between sandbox 10, the other side for penetrating sand mouth ontology 30 is equipped with nozzle 20, and the pneumatic gate valve 80 is mounted on the nozzle 20
Between the sand inlet of sandbox 10, due to being provided with exhaust apparatus in the present invention, thus when the air pressure penetrated in silo is greater than unidirectionally
When the threshold values of valve 42, check valve 42 can be opened, and the excessive gas penetrated in silo is discharged, so as to prevent sand mold from dredging
, there is the phenomenon of spray ash further, it is also possible to prevent from penetrating in the defects of pine, hole at the nozzle 20 of sand mouth ontology 30.
As shown in Figure 3 and Figure 4, the check valve 42 has ontology 421, and the left edge of the ontology 421 passes through fixing sleeve
43 are fixed in the top right wall of the exhaust tube 40, and the ontology 421 passes through the top right wall of the exhaust tube 40 and described
It penetrates the left wall of sand mouth ontology 30 to penetrate penetrating in sand chamber 31 for sand mouth ontology 30 to described and extend, the right end of the ontology 421 is equipped with four
A valve body 422, four valve bodies 422 are closed by the right output port of the ontology 421, and four are formed between the outer rim of four valve bodies 422
Closing face 423, valve body 422 are made of elastic material.
As shown in figure 5, when the air pressure for penetrating 31 bottom of sand chamber reaches threshold values, before air pressure makes four valve bodies 422
End is deformed inward to form an inlet channel 424, and air-flow is entered in the ontology 421 by the inlet channel 424, and described in warp
Ontology 421 enters the top of the exhaust tube 40, so that the air pressure penetrated in sand chamber 31 reduces, prevents sand mold from loose hole occur
The defects of hole.
As shown in Fig. 2, the deflector 41 is located at below the left port of the ontology 421, the deflector 41 is used for will
The sand being mingled in air-flow through the ontology 421 outflow imports the bottom of the lower shell 46 of the exhaust tube 40, can be to from originally
The gas that body 421 flows out carries out first removal impurity, carries out in conjunction with filter screen 60 to the gas flowed out from exhaust tube 40
Filter, so as to prevent from polluting the environment in the gas being discharged with impurity.
As shown in Fig. 2, the exhaust apparatus also has closing device 44, the closing device 44 is arranged in the exhaust tube
40 top, and be located at the left port of the ontology 421, the closing device 44 is used to block what the ontology 421 flowed out
Air-flow reduces the noise generated in the exhaust tube 40 from the air-flow that the ontology 421 flows out, so as to give the work of work
People brings a good working environment.
As shown in Fig. 2, the closing device 44 has fixed plate 441, movable plate 444 and torsional spring 443, the fixed plate
441 are mounted on the exhaust tube 40, and a closure mouth 48 is formed between the fixed plate 441 and the deflector 41, described solid
Fixed board 441 and the deflector 41 make 40 top of exhaust tube form a side chamber 47, the top of the side chamber 47 with it is described
Ontology 421 is connected to, and the movable plate 444 is articulated in the fixed plate 441, and the torsional spring 443 is set in the fixed plate 441
Convex block 446 the first pin 442 on, one end of the torsional spring 443 is kept out in the fixed plate 441, the torsional spring 443
The other end is kept out on the movable plate 444, and the torsional spring 443 blocks the movable plate 444 by the closure mouth 48, when
The check valve 42 is opened, and when having air-flow outflow in the ontology 421, the closure mouth 48 can be rushed to open, so that penetrating sand chamber 31
Interior air pressure reduces, and prevents sand mold from the defects of loose, hole occur.
As shown in Fig. 2, being formed between 4411 top of notch of the fixed plate 441 and the right end top of the deflector 41
The closure mouth 48, the lower end surface of the fixed plate 441 contradict the left upper part in the deflector 41, the movable plate 444
It is articulated in by the second pin 445 on the convex block 446 of the fixed plate 441, one end of the torsional spring 443 is kept out in the convex block
On 446 limited block 4461, the movable plate 444 has bending part 4441 and straight plate part 4442, the other end of the torsional spring 443
It keeps out on the bending part 4441, the straight plate part 4442 passes through the notch 4411 and contradicts on the right end of the deflector 41
It portion, can be by movable plate under the action of torsional spring 443 when check valve 42 is closed after the excessive gas discharge penetrated in sand chamber 31
444 are withdrawn into initial position, convenient for the discharge of gas next time.
As shown in fig. 6, left (right side) top box 300 and left (right side) nowel 400 are the sandbox 10 in the present invention.
These are only the preferred embodiment of the present invention, is not intended to restrict the invention, for those skilled in the art
For member, the invention may be variously modified and varied.All within the spirits and principles of the present invention, it is made it is any modification,
Equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (8)
1. a kind of press-down type bottom penetrates top and penetrates moulding machine, including rack and several sandboxes (10), each sandbox (10) is and rear
Sand mouth ontology (30) of penetrating be connected, which is characterized in that further include exhaust apparatus, the exhaust apparatus includes
Exhaust tube (40), the exhaust tube (40) are mounted on the side for penetrating sand mouth ontology (30), the exhaust tube (40)
Top is equipped with deflector (41) and check valve (42), and the deflector (41) is mounted on the top right wall of the exhaust tube (40)
On, the check valve (42) be mounted on the exhaust tube (40) top and it is described penetrate between sand mouth ontology (30), it is described unidirectional
Valve (42) has ontology (421)；
Closing device (44), the closing device (44) are arranged on the top of the exhaust tube (40), and are located at the ontology
(421) at left port, the closing device (44) is used to block the air-flow of the ontology (421) outflow, reduces from described
The noise that the air-flow of body (421) outflow generates in the exhaust tube (40), the closing device (44) have fixed plate
(441), movable plate (444) and torsional spring (443), the fixed plate (441) are mounted on the exhaust tube (40), the fixed plate
(441) closure mouth (48) is formed between the deflector (41), the fixed plate (441) makes with the deflector (41)
One side chamber (47) are formed at exhaust tube (40) top, and the top of the side chamber (47) is connected to the ontology (421), the work
Movable plate (444) is articulated on the fixed plate (441), and the torsional spring (443) is arranged on the fixed plate (441), the torsion
One end of spring (443) is kept out on the fixed plate (441), and the other end of the torsional spring (443) is kept out in the movable plate
(444) on, the torsional spring (443) blocks the movable plate (444) by the closure mouth (48)；
Exhaust pipe (70), the exhaust pipe (70) are mounted on the exhaust tube (40)；
Filter screen (60), the filter screen (60) are mounted between the exhaust pipe (70) and the exhaust tube (40)；
Pneumatic gate valve (80), the pneumatic gate valve (80) are mounted on described penetrate between sand mouth ontology (30) and the sandbox (10).
2. press-down type bottom according to claim 1 penetrates top and penetrates moulding machine, which is characterized in that the sand mouth ontology (30) penetrated
The other side is equipped with nozzle (20), and the pneumatic gate valve (80) is mounted between the nozzle (20) and the sand inlet of sandbox (10).
3. press-down type bottom according to claim 2 penetrates top and penetrates moulding machine, which is characterized in that the left side of the ontology (421)
Edge is fixed in the top right wall of the exhaust tube (40) by fixing sleeve (43), and the ontology (421) passes through the exhaust tube
(40) top right wall and the left wall for penetrating sand mouth ontology (30) is penetrated penetrating in sand chamber (31) for sand mouth ontology (30) and is prolonged to described
It stretches.
4. press-down type bottom according to claim 3 penetrates top and penetrates moulding machine, which is characterized in that the right end of the ontology (421)
If there are four valve body (422), four valve bodies (422) are closed by the right output port of the ontology (421).
5. press-down type bottom according to claim 4 penetrates top and penetrates moulding machine, which is characterized in that penetrate sand chamber (31) bottom when described
Air pressure when reaching threshold values, air pressure makes the front end of four valve bodies (422) be deformed inward to form an inlet channel (424), air-flow
Entered in the ontology (421) by the inlet channel (424), and enters the exhaust tube (40) through the ontology (421)
Top.
6. press-down type bottom according to claim 5 penetrates top and penetrates moulding machine, which is characterized in that the deflector (41) is located at institute
It states below the left port of ontology (421), the deflector (41) is used to be mingled in the air-flow flowed out through the ontology (421)
Sand imports the bottom of the exhaust tube (40).
7. press-down type bottom according to claim 1 penetrates top and penetrates moulding machine, which is characterized in that the fixed plate (441) lacks
The closure mouth (48), the fixed plate (441) are formed between mouth (4411) top and the right end top of the deflector (41)
Lower end surface contradict the deflector (41) left upper part.
8. press-down type bottom according to claim 7 penetrates top and penetrates moulding machine, which is characterized in that movable plate (444) pivot joint
On the convex block (446) of the fixed plate (441), the movable plate (444) has bending part (4441) and straight plate part (4442),
The other end of the torsional spring (443) is kept out on the bending part (4441), and the straight plate part (4442) passes through the notch
(4411) it contradicts on the right end top of the deflector (41).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810771365.2A CN108788025B (en) | 2018-07-13 | 2018-07-13 | A kind of press-down type bottom penetrates top and penetrates moulding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810771365.2A CN108788025B (en) | 2018-07-13 | 2018-07-13 | A kind of press-down type bottom penetrates top and penetrates moulding machine |
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| Publication Number | Publication Date |
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| CN108788025A CN108788025A (en) | 2018-11-13 |
| CN108788025B true CN108788025B (en) | 2019-10-15 |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109702151B (en) * | 2019-03-14 | 2021-01-05 | 泉州市沃迅智能科技有限公司 | Core shooting device and operation method thereof |
| CN110153380A (en) * | 2019-04-24 | 2019-08-23 | 广东中铸机械设备有限公司 | A kind of blasting unit |
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| CN104827001A (en) * | 2015-04-08 | 2015-08-12 | 山东时风（集团）有限责任公司 | Multi-station sand shooting extrusion horizontal molding machine, molding system and molding method |
| CN204842880U (en) * | 2015-07-14 | 2015-12-09 | 常州祥德机械制造有限公司 | Core shooting machine penetrate sand mechanism |
| CN206435726U (en) * | 2016-11-15 | 2017-08-25 | 盐城市汉铜智能铸造设备有限公司 | The full-automatic sand casting moulding machine of sand is penetrated up and down |
| CN206455144U (en) * | 2016-12-29 | 2017-09-01 | 天津力士德液压机械有限公司 | A kind of noise elimination core shooter with template clamping function |
| KR20180002165A (en) * | 2016-06-29 | 2018-01-08 | 한국철력 주식회사 | High-pressure multi-head shaping machine |
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2018
- 2018-07-13 CN CN201810771365.2A patent/CN108788025B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104827001A (en) * | 2015-04-08 | 2015-08-12 | 山东时风（集团）有限责任公司 | Multi-station sand shooting extrusion horizontal molding machine, molding system and molding method |
| CN204842880U (en) * | 2015-07-14 | 2015-12-09 | 常州祥德机械制造有限公司 | Core shooting machine penetrate sand mechanism |
| KR20180002165A (en) * | 2016-06-29 | 2018-01-08 | 한국철력 주식회사 | High-pressure multi-head shaping machine |
| CN206435726U (en) * | 2016-11-15 | 2017-08-25 | 盐城市汉铜智能铸造设备有限公司 | The full-automatic sand casting moulding machine of sand is penetrated up and down |
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