CN109570454A - A kind of adjustable sand shooting mechanism and processing method for penetrating sand up and down - Google Patents
A kind of adjustable sand shooting mechanism and processing method for penetrating sand up and down Download PDFInfo
- Publication number
- CN109570454A CN109570454A CN201910103570.6A CN201910103570A CN109570454A CN 109570454 A CN109570454 A CN 109570454A CN 201910103570 A CN201910103570 A CN 201910103570A CN 109570454 A CN109570454 A CN 109570454A
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- Prior art keywords
- sand
- top board
- penetrating
- cope
- lower platen
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Classifications
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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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C19/00—Components or accessories for moulding machines
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Casting Devices For Molds (AREA)
Abstract
The invention discloses a kind of adjustable sand shooting mechanism and processing method for penetrating sand up and down, the cope side is respectively arranged with to be respectively arranged with and the lower sand shooting mouth penetrating sandbox and be connected to the upper sand shooting mouth penetrating sandbox and be connected to, the drag box side；It is respectively arranged with mobilizable top board and lower platen in the middle part of the cope and drag box, a plurality of sand inlets are provided on the top board and lower platen, the top board and lower platen are carried out by cylinder driving up and down respectively.By the way that the pressing plate with sand inlet is arranged in the middle part of cope and drag box, sand mouth of penetrating on top board and lower platen can according to need and be adjusted, sand grains is by being injected on mold into leading to sand inlet after sand chamber again, so that core-shooting process sand grains is evenly distributed, molding sand is full after the completion of penetrating sand, molding sand yields after compacting is high, and the rejection rate of casting is also greatly reduced；Simultaneously top board and lower platen can the adjustable range in cope or drag box respectively, can according to need for make highly different molding sand, considerably increase the scope of application of equipment, production cost is greatly reduced.
Description
Technical field
The present invention relates to moulding machine fields, and in particular to a kind of adjustable sand shooting mechanism and processing side for penetrating sand up and down
Method.
Background technique
When in the prior art, using molding sand casting, template is placed between cope and drag box, molding sand is added
Then sandbox utilizes moulding machine pressing plate compacting molding sand, after the molding sand of compacting is taken out, pour into solution into the molding sand of compacting,
With the molding sand for removing outer layer after solution solidification, then a casting just completes.
Usually molding sand be added sandbox when, due to molding sand (sand grains) be it is vertical with sandbox or from side injection sandbox in,
Penetrate after the completion of sand, since the outlet of molding sand is less and angle is single, can not matched mold shape, molding sand is distributed meeting on mold
There is non-uniform situation, especially also will form dead angle in the shadow surface of mold and sandbox；Not full situation is injected in molding sand
Under, the sand mold formed after compacting is typically not capable of standard, easily deforms or occur hole during casting, causes final
The rejection rate of casting improves.
And due to the height of mold difference, it usually needs be compacted after penetrating sand using different sandboxes, it in this way can be significantly
Increase production cost.
Summary of the invention
In view of the above-mentioned problems, the present invention is intended to provide one kind penetrate sand uniformly, can according to mould structure adjust penetrate the position Sha Kou,
The height-adjustable adjustable sand shooting mechanism for penetrating sand up and down of sand mold.
To realize the technical purpose, the scheme of the invention is: a kind of adjustable sand shooting mechanism for penetrating sand up and down, including it is upper
Sandbox, drag box, the cope side are respectively arranged with and the upper sand shooting mouth penetrating sandbox and be connected to, the drag box side difference
The lower sand shooting mouth for being provided with and penetrating sandbox and being connected to；
Mobilizable top board and lower platen are respectively arranged in the middle part of the cope and drag box, the top board is under
A plurality of sand inlets are provided on pressing plate, the top board and lower platen carry out by cylinder driving up and down respectively；
Cope is separated into enterprising sand chamber and upper cavity by top board, and sand grains enters after enterprising sand chamber by top board
Sand inlet is injected into upper cavity；
Drag box is separated into down into sand chamber and lower chamber by lower platen, sand grains enter under into after sand chamber by lower platen
Sand inlet is injected into lower chamber.
Preferably, the top board and lower platen are detachable structure, the top board and lower platen further include center,
Adjustment plate with holes, solid adjustment plate are sand inlet structure, the adjustment plate with holes and solid adjustment in the middle part of the adjustment plate with holes
Board group conjunction is fixed in the middle part of center.
Preferably, the upper sand shooting mouth and lower sand shooting mouth are outlet-inclined impeller vane to flowering structure.
Preferably, the cope and drag box surrounding are additionally provided with sliding sleeve, cope and drag box by sliding over
It is slided up and down on slide bar.
Preferably, the sand mouth of penetrating is ellipsoidal structure, the adjustment plate with holes, solid adjustment plate are rectangle knot
Structure.
A kind of adjustable processing method for penetrating sand up and down, specific steps are as follows:
The first step, first according to the height adjustment top board of mold and the height and position of lower platen, so that cope and lower sand
The space size of case is most matched with mold；
Second step penetrates the position distribution of sand mouth according to the selection of the shape feature of mold, so that penetrating sand mouth and mold shape phase
Matching；
Mold is placed between cope and drag box by third step, and mobile cope and drag box close tightly, is penetrated sandbox and first will
Sand grains by upper sand shooting mouth and lower sand shooting mouth inject respectively enterprising sand chamber and under into sand chamber, then sand grains by penetrate sand mouth respectively into
Enter upper cavity and lower chamber；
4th step, is penetrated after the completion of sand, respectively drives top board by cylinder and lower platen squeezes sand grains compacting；
5th step after the completion of compacting, separates upper and lower sandbox and takes out mold, finally pass through top board and lower platen respectively
The molding sand to complete is released, the production of molding sand is finally completed.
Beneficial effects of the present invention, by the middle part of cope and drag box be arranged the pressing plate with sand inlet, top board and
Sand mouth of penetrating on lower platen can according to need and be adjusted, and sand grains is by being injected into mold into leading to sand inlet again after sand chamber
On, so that core-shooting process sand grains is evenly distributed, molding sand is full after the completion of penetrating sand, and the molding sand yields after compacting is high, and casting gives up
Product rate is also greatly reduced；Top board and lower platen can adjustable range, Ke Yigen in cope or drag box respectively simultaneously
According to needing to be used for make the different molding sand of height, the scope of application of equipment is considerably increased, production cost is greatly reduced.
Detailed description of the invention
Fig. 1 is partial sectional view of the invention；
Fig. 2 is the structural schematic diagram of top board or lower platen of the invention；
Fig. 3 is cross-sectional view of the invention.
Specific embodiment
The present invention is described in further details in the following with reference to the drawings and specific embodiments.
As shown in Figure 1-3, specific embodiment of the present invention is a kind of adjustable sand shooting mechanism for penetrating sand up and down, packet
Include cope 1, drag box 2,1 side of cope is respectively arranged with and the upper sand shooting mouth 3 penetrating sandbox and be connected to, the drag box
2 sides are respectively arranged with and the lower sand shooting mouth 4 penetrating sandbox and be connected to；
Mobilizable top board 5 and lower platen 6, the top board are respectively arranged in the middle part of the cope 1 and drag box 2
5 and lower platen 6 on be provided with a plurality of sand inlets 10, the top board 5 and lower platen 6 are carried out by the driving of cylinder 7 respectively
It is up and down；
Cope 1 is separated into enterprising sand chamber 8 and upper cavity 9 by top board 5, and sand grains passes through upper pressure after entering enterprising sand chamber 8
Sand inlet 10 on plate 5 is injected into upper cavity 9；
Drag box 2 is separated into down into sand chamber 11 and lower chamber 12 by lower platen 6, sand grains enter under under passing through after sand chamber 11
Sand inlet 10 on pressing plate 6 is injected into lower chamber 12；
In order to facilitate the position and quantity for adjusting sand inlet, the top board 5 and lower platen 6 are detachable structure, described
Top board 5 and lower platen 6 further include center 13, adjustment plate with holes 14, solid adjustment plate 15, are in the middle part of the adjustment plate 14 with holes
Sand inlet structure, the adjustment plate 14 with holes and the combination of solid adjustment plate 15 are fixed on 13 middle part of center.It is practical according to mold 17
Structure needs adjustment plate with holes being mounted on center, so that core-shooting process uniformity is more preferable, penetrates that sand is full, and such design is suitable
It is strong with property, different shape and size of molds 17 can be matched.
In order to guarantee to penetrate sand effect, the upper sand shooting mouth 3 and lower sand shooting mouth 4 are outlet-inclined impeller vane to flowering structure.On penetrate sand
Mouth penetrates sand under the action of initial velocity and gravity, being uniformly injected into upper cavity from the sand inlet on top board after enterprising sand chamber
In；Lower sand shooting mouth is penetrated under sand enters into after sand chamber, into reflecting in sand chamber, is then uniformly injected into from the sand inlet on lower platen
In lower chamber.
In order to facilitate the activity of cope and drag box, the cope 1 and 2 surrounding of drag box are additionally provided with sliding sleeve 16,
Cope 1 and drag box are slided up and down on slide bar by sliding sleeve 16.Cope and drag box are carried out by shift sleeve structure
Automatic lifting activity.
Sand effect and assembling effect are penetrated in order to improve, the sand mouth 10 of penetrating is ellipsoidal structure, the adjustment plate 14 with holes,
Solid adjustment plate 15 is rectangular configuration.The sand mouth of penetrating of ellipsoidal structure is not easy to plug in core-shooting process；The band of rectangular configuration
Hole adjustment plate and solid adjustment plate can one big pressing plates of any assembling combination formation.
Steps are as follows specifically used for the sand shooting mechanism of the application: first according to the height adjustment top board and lower platen of mold
Height and position so that the space size of cope and drag box most matched with mold (and traditional equipment need replacing sandbox
It can satisfy various sizes of mold production)；Then the position distribution that sand mouth is penetrated according to the selection of the shape feature of mold, will be with holes
Adjustment plate by design is mounted on center designated position, and (and traditional equipment can only penetrate sand mouth and carry out penetrating sand specified, be easy
Existing dead angle)；Mold is placed between cope and drag box, mobile cope and drag box close tightly, penetrate sandbox and first lead to sand grains
It crosses sand shooting mouth and lower sand shooting mouth injects enterprising sand chamber under into sand chamber respectively, then sand grains respectively enters epicoele by penetrating Sha Kou
Body and lower chamber, due to penetrate Sha Kou be it is matched according to mold shape, can utmostly guarantee core-shooting process sand grains point at this time
Cloth is uniform, and molding sand is full after the completion of penetrating sand；It penetrates after the completion of sand, top board is respectively driven by cylinder and lower platen squeezes sand grains pressure
It is real；It after the completion of compacting, separates upper and lower sandbox and simultaneously takes out mold, will finally be completed by top board and lower platen respectively
Molding sand is released, and the production of molding sand is finally completed.
The application in the middle part of cope and drag box by being arranged the pressing plate with sand inlet, penetrating on top board and lower platen
Sand mouth, which can according to need, to be adjusted, and sand grains is by being injected on mold into leading to sand inlet after sand chamber again, so that penetrating sand mistake
Journey sand grains is evenly distributed, and molding sand is full after the completion of penetrating sand, and the molding sand yields after compacting is high, and the rejection rate of casting also substantially drops
It is low；Simultaneously top board and lower platen can the adjustable range in cope or drag box respectively, can according to need for making
Make the different molding sand of height, considerably increases the scope of application of equipment, production cost is greatly reduced.
The above, only presently preferred embodiments of the present invention, are not intended to limit the invention, all skills according to the present invention
Art any trickle amendment, equivalent replacement and improvement substantially to the above embodiments, should be included in technical solution of the present invention
Protection scope within.
Claims (6)
1. a kind of adjustable sand shooting mechanism for penetrating sand up and down, it is characterised in that: including cope, drag box, the cope
Side, which is respectively arranged with, to be respectively arranged with the upper sand shooting mouth penetrating sandbox and be connected to, the drag box side and penetrates sandbox and be connected to down
Sand shooting mouth；
Mobilizable top board and lower platen, the top board and lower platen are respectively arranged in the middle part of the cope and drag box
On be provided with a plurality of sand inlets, the top board and lower platen are carried out by cylinder driving up and down respectively；
Cope is separated into enterprising sand chamber and upper cavity by top board, sand grains enter after enterprising sand chamber by top board into sand
Mouth is injected into upper cavity；
Drag box is separated into down into sand chamber and lower chamber by lower platen, sand grains enter under into after sand chamber by lower platen into sand
Mouth is injected into lower chamber.
2. the adjustable sand shooting mechanism for penetrating sand up and down according to claim 1, it is characterised in that: the top board is under
Pressing plate is detachable structure, and the top board and lower platen further include center, adjustment plate with holes, solid adjustment plate, described with holes
It is sand inlet structure in the middle part of adjustment plate, the adjustment plate with holes and the combination of solid adjustment plate are fixed in the middle part of center.
Adjustable penetrate the sand shooting mechanism of sand up and down 3. according to claim 1, it is characterised in that: the upper sand shooting mouth and
Lower sand shooting mouth is outlet-inclined impeller vane to flowering structure.
4. the adjustable sand shooting mechanism for penetrating sand up and down according to claim 1, it is characterised in that: the cope is under
Sandbox surrounding is additionally provided with sliding sleeve, cope and drag box and is slided up and down on slide bar by sliding over.
5. the adjustable sand shooting mechanism for penetrating sand up and down according to claim 2, it is characterised in that: the sand mouth of penetrating is ellipse
Circular configuration, the adjustment plate with holes, solid adjustment plate are rectangular configuration.
6. a kind of adjustable processing method for penetrating sand up and down, the moulding machine of -5 any bars, feature exist according to claim 1
In: specific steps are as follows:
The first step, first according to the height adjustment top board of mold and the height and position of lower platen, so that cope and drag box
Space size is most matched with mold；
Second step penetrates the position distribution of sand mouth according to the selection of the shape feature of mold, matches so that penetrating sand mouth with mold shape；
Mold is placed between cope and drag box by third step, and mobile cope and drag box close tightly, penetrates sandbox first for sand grains
Enterprising sand chamber is injected respectively under into sand chamber by upper sand shooting mouth and lower sand shooting mouth, and then sand grains is respectively enterd by penetrating Sha Kou
Cavity and lower chamber；
4th step, is penetrated after the completion of sand, respectively drives top board by cylinder and lower platen squeezes sand grains compacting；
5th step after the completion of compacting, separates upper and lower sandbox and takes out mold, will finally be made by top board and lower platen respectively
Make the molding sand completed to release, is finally completed the production of molding sand.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910103570.6A CN109570454A (en) | 2019-01-25 | 2019-01-25 | A kind of adjustable sand shooting mechanism and processing method for penetrating sand up and down |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910103570.6A CN109570454A (en) | 2019-01-25 | 2019-01-25 | A kind of adjustable sand shooting mechanism and processing method for penetrating sand up and down |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109570454A true CN109570454A (en) | 2019-04-05 |
Family
ID=65918605
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910103570.6A Pending CN109570454A (en) | 2019-01-25 | 2019-01-25 | A kind of adjustable sand shooting mechanism and processing method for penetrating sand up and down |
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| Country | Link |
|---|---|
| CN (1) | CN109570454A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110202101A (en) * | 2019-06-20 | 2019-09-06 | 广东铸星智能科技有限公司 | A kind of new and effective moulding machine and processing method easy to maintain |
| CN111215587A (en) * | 2020-02-25 | 2020-06-02 | 广东中铸机械设备有限公司 | Cope flask clamp plate and have its cope flask |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2207450A1 (en) * | 1972-02-17 | 1973-08-30 | Knorr Bremse Gmbh | SAND BLASTING DEVICE FOR RAIL VEHICLES |
| CN86101182A (en) * | 1985-03-01 | 1986-08-27 | 埃根·布勒 | Make the method and apparatus of flaskless foundry |
| CN103769543A (en) * | 2012-10-22 | 2014-05-07 | 诺德轮毂制造有限公司 | Upper die core pressing plate |
| CN204799903U (en) * | 2015-05-28 | 2015-11-25 | 广州铸星机械有限公司 | A penetrate sand mechanism for molding machine |
| CN206316332U (en) * | 2016-11-15 | 2017-07-11 | 盐城市汉铜智能铸造设备有限公司 | The full-automatic hardened structure of sand casting moulding machine sandblasting of sand is penetrated up and down |
| CN108296455A (en) * | 2017-10-31 | 2018-07-20 | 柳州市柳晶科技股份有限公司 | Precoated sand core shooter |
| CN109108236A (en) * | 2018-11-08 | 2019-01-01 | 安徽新宁装备股份有限公司 | A kind of moulding machine |
| CN209632071U (en) * | 2019-01-25 | 2019-11-15 | 广州铸星机械有限公司 | A kind of adjustable sand shooting mechanism for penetrating sand up and down |
-
2019
- 2019-01-25 CN CN201910103570.6A patent/CN109570454A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2207450A1 (en) * | 1972-02-17 | 1973-08-30 | Knorr Bremse Gmbh | SAND BLASTING DEVICE FOR RAIL VEHICLES |
| CN86101182A (en) * | 1985-03-01 | 1986-08-27 | 埃根·布勒 | Make the method and apparatus of flaskless foundry |
| CN103769543A (en) * | 2012-10-22 | 2014-05-07 | 诺德轮毂制造有限公司 | Upper die core pressing plate |
| CN204799903U (en) * | 2015-05-28 | 2015-11-25 | 广州铸星机械有限公司 | A penetrate sand mechanism for molding machine |
| CN206316332U (en) * | 2016-11-15 | 2017-07-11 | 盐城市汉铜智能铸造设备有限公司 | The full-automatic hardened structure of sand casting moulding machine sandblasting of sand is penetrated up and down |
| CN108296455A (en) * | 2017-10-31 | 2018-07-20 | 柳州市柳晶科技股份有限公司 | Precoated sand core shooter |
| CN109108236A (en) * | 2018-11-08 | 2019-01-01 | 安徽新宁装备股份有限公司 | A kind of moulding machine |
| CN209632071U (en) * | 2019-01-25 | 2019-11-15 | 广州铸星机械有限公司 | A kind of adjustable sand shooting mechanism for penetrating sand up and down |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110202101A (en) * | 2019-06-20 | 2019-09-06 | 广东铸星智能科技有限公司 | A kind of new and effective moulding machine and processing method easy to maintain |
| CN111215587A (en) * | 2020-02-25 | 2020-06-02 | 广东中铸机械设备有限公司 | Cope flask clamp plate and have its cope flask |
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