CN105598376B - Combined type pouring basin - Google Patents
Combined type pouring basin Download PDFInfo
- Publication number
- CN105598376B CN105598376B CN201610020390.8A CN201610020390A CN105598376B CN 105598376 B CN105598376 B CN 105598376B CN 201610020390 A CN201610020390 A CN 201610020390A CN 105598376 B CN105598376 B CN 105598376B
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- Prior art keywords
- area
- pouring basin
- molten iron
- gate pad
- combined type
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/08—Features with respect to supply of molten metal, e.g. ingates, circular gates, skim gates
- B22C9/082—Sprues, pouring cups
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Molds, Cores, And Manufacturing Methods Thereof (AREA)
Abstract
The present invention provides a kind of combined type pouring basin, combined type pouring basin is used for casting-up molten iron, which is characterized in that including：Pouring basin and gate pad；Gate pad is nested in the bottom of pouring basin, and between pouring basin and the top box of casting mold.The purpose of the present invention is to provide a kind of under the premise of not increasing the mold thickness of casting mold guarantee residual head height combined type pouring basin.
Description
Technical field
The present invention relates to a kind of pouring basin, in particular to a kind of combined type pouring basin that can reduce placer iron ratio, the cast gate
Basin can be used for poured weights<The casting of the ironcasting of 800kg.
Background technique
With the application of form following mold box and dedicated core iron during cast iron, foundry engieering is just towards drop placer iron ratio at present
Direction is developed：On the one hand resin, hardener dose can be reduced, substantially save the cost；On the other hand it is ventilative that sand mold can be improved
Property, casting mold gas forming amount is reduced, casting quality is improved.But it is in the actual production process, high in order to meet casting process residual head
Degree requires to will lead to the increase of sand mold part mold thickness with the arrangement requirement of filter screen in running gate system.
In the cavity filling process of ironcasting, in order to guarantee that molten metal can be rapidly filled with casting mold.Casting mold highest point is to sprue cup
Interior liquid level residual head height have to be larger than or be equal to some minimum value, make at cast gate with casting mold at the top of distal end line and its
Floor projection line angulation is greater than some critical value (minimum pressure angle).In the actual production process, residual head is substantially all
It is to be realized by improving top box mold thickness, so causes moulding placer iron more obvious than increasing, tooling sandbox weight used increases,
Cause the waste of resource, cost.
Enter the intracavitary molten steel quality of casting mold type to improve, often will use filter screen in casting Technology Design.It is anti-
Fluid stopping speed is too fast to rush broken filter screen, and filter screen is typically designed in cross gate or cross gate and ingate lap-joint, while in order to protect
It is unimpeded to demonstrate,prove filter screen overcurrent, the design biggish liquid storage area of overflow section is needed before and after filter screen.So, it necessarily will increase casting
The horizontal projected area of system causes mold thickness above running gate system to increase, causes the waste of resource, cost.
It is constrained based on both the above technological design, needs to design and a kind of guarantee residual head under the premise of not increasing mold thickness
Highly, while there is the pouring basin for filtering molten iron impurity ability.
Summary of the invention
For problem present in the relevant technologies, the present invention overcomes in the prior art to guarantee casting pressure angle and placement
Filter screen and caused by the excessive defect of casting mold mold thickness, provide a kind of combined type pouring basin that can reduce placer iron ratio, it is described
Combined type pouring basin can guarantee the height of residual head under the premise of not increasing mold thickness.
To achieve the above object, the present invention provides a kind of combined type pouring basins, and combined type pouring basin to casting mold for pouring
Infuse molten iron, which is characterized in that including：Pouring basin and gate pad；Gate pad is nested in the bottom of pouring basin, and be located at pouring basin and
Between the top box of casting mold.
According to the present invention, pouring basin includes the open-topped pouring area towards pouring basin, and towards the bottom of pouring basin
The gate pad positioning area of portion's opening, pouring area is connected to gate pad positioning area by cast gate eye.
According to the present invention, the bottom of pouring area includes molten iron injection region and molten iron outflow area and first buffering area, wherein
The level height of molten iron injection region is less than the level height in molten iron outflow area, and first buffering area is connection molten iron injection region and molten iron
Flow out the inclined-plane in area.
According to the present invention, the area of molten iron injection region is greater than the area in molten iron outflow area, and cast gate eye is located at hot metal flow
Area out, the cast gate eye include that an inversion is set gradually and formed from the pouring basin pouring area to the gate pad positioning area
The cast gate straight section and first buffering area in funnel-form molten iron channel.
According to the present invention, be nested in the gate pad positioning area of pouring basin at the top of gate pad, gate pad include casting portion and
The support portion being connect with casting portion.
According to the present invention, casting portion includes that a funnelform iron is set gradually and formed from the top of gate pad to bottom
Filter net seat, second buffering area and the gate pad eye of aquaporin.
According to the present invention, the maximum gauge phase of the first buffering area of pouring basin cast gate eye and the second buffering area of gate pad eye
It is same and 10mm smaller than filter net seat side length.
According to the present invention, support portion include the first section and with vertically disposed second section of the first section, the first section
One end connect casting portion, the other end connect the second section.
According to the present invention, filter net seat is provided with filter screen, and filter screen is carbon filter screen or silicon carbide filter net.
According to the present invention, there is pulling out for 10mm slightly to spend for the periphery of gate pad.
According to the present invention, pouring basin and gate pad are made of core sand.
The beneficial technical effect of the present invention lies in：
Combined type pouring basin of the invention is avoided in the prior art by using gate pad between pouring basin and casting mold
The problem of casting mold is in order to guarantee the height of residual head and increase mold thickness, i.e., so that casting mold is not under the premise of increasing mold thickness
The height for improving residual head, reduces the sand using amount of casting mold, reduces the waste of resource, cost.
Detailed description of the invention
Fig. 1 is the stereoscopic schematic diagram of combined type pouring basin of the invention.
Fig. 2 is the schematic top plan view of pouring basin of the invention.
Fig. 3 is the schematic cross-sectional view along Fig. 2 middle line 3-3 of pouring basin of the invention.
Fig. 4 is the schematic top plan view of gate pad of the invention.
Fig. 5 is the schematic cross-sectional view along Fig. 4 middle line 5-5 of gate pad of the invention.
Specific embodiment
Embodiments of the present invention will be described in detail with reference to the accompanying drawings.
Referring to Fig.1, the present invention provides a kind of combined type pouring basin, combined type pouring basin is used for casting-up molten iron,
It is characterised in that it includes：Pouring basin 10；Gate pad 2, gate pad 2 is nested in the bottom of pouring basin 10, and is located at 10 He of pouring basin
Between the top box of casting mold (not shown).Combined type pouring basin of the invention between pouring basin 10 and casting mold by using gate pad
2, the problem of casting mold is in the prior art in order to guarantee the height of residual head and increase mold thickness is avoided, i.e., so that casting mold is not
The height that residual head is improved under the premise of increasing mold thickness, reduces the sand using amount of casting mold, reduces the wave of resource, cost
Take.
Referring to Fig. 2-3, pouring basin 10 includes the open-topped pouring area 11 towards pouring basin 10, and towards pouring basin
The gate pad positioning area 14 of 10 bottom opening, pouring area 11 are connected to gate pad positioning area 14 by cast gate eye 13, cast gate eye
13 set gradually from pouring area to gate pad positioning area and form the cast gate straight section 131 and in a molten iron channel inverted funnel-shaped
One buffer area 132.Referring to Fig. 2-3, the bottom of pouring area 11 includes molten iron injection region 111 and molten iron outflow area 112 and inclined-plane
12, wherein the level height of molten iron injection region 111 is less than the level height in molten iron outflow area 112, and inclined-plane 12 is connection molten iron note
Enter area 111 and molten iron outflow area 112, inclined-plane 12 can reduce turbulence level of the molten iron in pouring basin 10.
Further, the area of molten iron injection region 111 is greater than the area in molten iron outflow area 112, and cast gate eye 13 is located at iron
Water flows out area 112.That is, pouring basin 10 is pyriform pouring basin, in casting process, the pyriform design of pouring basin 10 can be put
Big casting range, facilitates pouring operation process.
Referring to Fig.1,4-5, the top of gate pad 2 are nested in the gate pad positioning area 14 of pouring basin 10, gate pad 2 and cast gate
Nested Position Design between basin 10 can prevent casting process cast gate from running away.Gate pad 2 include casting portion 20 and with casting portion 20
The support portion 24 of connection.
With continued reference to Fig. 4-5, casting portion 20 includes that a funnel is set gradually and formed from the top of gate pad 2 to bottom
Filter net seat 23, second buffering area 22 and the gate pad eye 21 in the molten iron channel of shape.The first buffering area 132 of cast gate eye 13 with pour
The maximum gauge of the second buffering area 22 of mouth seat eye 2 is identical and 10mm smaller than 23 side length of filter net seat.Wherein, the first buffering
Area 132 is aligned setting with second buffering area 22, can effectively extenuate the flow velocity of molten iron, prevent from breaking through filter screen.
With continued reference to Fig. 4-5, support portion 24 include the first section 241 and with the first section 241 vertically disposed second
Section 242, one end of the first section 241 connect casting portion 20, and the other end connects the second section 242.That is, 24 structure of support portion
Cause T-shaped, the wall thickness of T-shaped support portion 24 is preferably 30mm, can reduce sand using amount and meet support strength requirement
With continued reference to Fig. 4-5, filter net seat 23 is provided with filter screen (not shown), and filter screen is carbon filter screen or carbonization
Silicon filter screen.The filter screen be 120mm*120mm rectangular carbon filter screen, to molten iron filter capacity be 800kg~
1000kg；The silicon carbide filter net of same size can be changed to as poured weights < 400kg；Therefore the combined type pouring basin can be applied
In poured weights<The occasion of the casting of 800kg.Since filter screen is placed in the top of gate pad 2, molten iron height above filter screen
Potential energy is low, and flow velocity is lower, and there is no the risks for rushing broken filter screen；Simultaneously molten iron when flowing through filter screen by certain resistance,
Molten iron flow rates can be reduced, dross and Stable Filling are conducive to.Filter screen makes the combined type pouring basin have filtering molten iron miscellaneous
The molten steel quality into casting mold can be improved in mass-energy power.
Referring to Fig. 5, there is pulling out for 10mm slightly to spend for the periphery of gate pad 2, to facilitate molding.
According to the present invention, pouring basin 10 and gate pad 2 are made of core sand.So that combined type pouring basin system of the invention
Make at low cost, manufacturing process is simple, facilitates operation, metal utilization efficiency high.
Combined type pouring basin of the invention is used by following operating method：
The first, gate pad 2 is bonded to the top box top surface of casting mold with sand mold glue, makes the sprue of gate pad eye 21 Yu casting mold
Alignment, and the lower sand mold of gate pad 2 must strike off；
The second, using mud item by 2 bottom surface gap plugging of gate pad；
Filter screen is placed in the filter net seat 23 of gate pad by third, smears sand mold glue in 2 top surface of gate pad, then
The top nesting of gate pad 2 is entered in the gate pad positioning area 14 of pouring basin 10, and by cast gate eye 13 and gate pad eye 21
Alignment, thus using sand mold glue by pouring basin 10 and 2 strong bond of gate pad；
4th, after sand mold is gelled curing, pouring practice can be carried out.
In casting process, molten iron is first injected from the molten iron injection region 111 of pouring basin 10, then enters molten iron by inclined-plane 12
Flow out area 112；Area 112 is flowed out in molten iron, molten iron enters gate pad 2 by cast gate eye 13；In gate pad 2, molten iron is initially passed through
Filter screen in filter net seat 23, then successively pass through second buffering area 22 and gate pad eye 21, eventually enter into casting mold.
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 (6)
1. a kind of combined type pouring basin, the combined type pouring basin is used for casting-up molten iron, which is characterized in that including：
Pouring basin；
Gate pad, the gate pad are nested in the cast gate basin bottom part, and be located at the pouring basin and the casting mold top box it
Between；
The pouring basin includes the open-topped pouring area towards the pouring basin, and is opened towards the bottom of the pouring basin
The gate pad positioning area of mouth, the pouring area is connected to the gate pad positioning area by cast gate eye；
The bottom of the pouring area includes molten iron injection region and molten iron outflow area and inclined-plane, wherein the molten iron injection region
Level height is less than the level height in molten iron outflow area, and the inclined-plane connects the molten iron injection region and molten iron outflow
Area；
The cast gate eye includes that an inversion is set gradually and formed from the pouring basin pouring area to the gate pad positioning area
The cast gate straight section and first buffering area in funnel-form molten iron channel；The described of the pouring basin is nested at the top of the gate pad to pour
Mouthful seat positioning area, the gate pad include casting portion and the support portion that connect with the casting portion, and the casting portion includes from institute
The top for stating gate pad sets gradually to bottom and forms the filter net seat in a funnelform molten iron channel, the second buffering
Area and gate pad eye；The filter net seat is provided with filter screen；The support portion include the first section and with first section
Vertically disposed second section, one end of first section connect the casting portion, and the other end connects second section.
2. combined type pouring basin according to claim 1, which is characterized in that the area of the molten iron injection region is greater than described
Molten iron flows out the area in area, and the cast gate eye is located at molten iron outflow area.
3. combined type pouring basin according to claim 1, which is characterized in that the filter screen is carbon filter screen or carbonization
Silicon filter screen.
4. combined type pouring basin according to claim 1, which is characterized in that pulled out with 10mm's the periphery of the gate pad
Slightly spend.
5. combined type pouring basin according to claim 1 or 3, which is characterized in that the first buffering area of the cast gate eye with
The maximum gauge of the second buffering area of the gate pad eye is identical and 10mm smaller than the filter net seat side length.
6. combined type pouring basin according to claim 1, which is characterized in that the pouring basin and the gate pad are by core sand
It is made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610020390.8A CN105598376B (en) | 2016-01-13 | 2016-01-13 | Combined type pouring basin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610020390.8A CN105598376B (en) | 2016-01-13 | 2016-01-13 | Combined type pouring basin |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105598376A CN105598376A (en) | 2016-05-25 |
| CN105598376B true CN105598376B (en) | 2018-11-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610020390.8A Active CN105598376B (en) | 2016-01-13 | 2016-01-13 | Combined type pouring basin |
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| CN (1) | CN105598376B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109332595B (en) * | 2018-11-29 | 2020-11-27 | 六安荣耀创新智能科技有限公司 | Pouring basin for casting double inclusion pouring |
| CN109465396B (en) * | 2018-12-25 | 2021-05-25 | 攀钢集团钛业有限责任公司 | Pouring shunting device for pig casting machine |
| CN112846087B (en) * | 2020-12-30 | 2023-03-17 | 宁波金汇精密铸造有限公司 | Filter type pouring cup and sand box |
| CN113600758A (en) * | 2021-08-19 | 2021-11-05 | 中国航发沈阳黎明航空发动机有限责任公司 | U-shaped pouring cup for vacuum furnace pouring |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102008052062A1 (en) * | 2008-10-17 | 2010-04-22 | Dr.Ing.H.C.F.Porsche Aktiengesellschaft | Method for producing a frame-like structural component |
| CN104624970A (en) * | 2013-11-11 | 2015-05-20 | 青岛大运机械有限公司 | Casting method for improving metal liquid quality |
| CN104070139A (en) * | 2014-06-19 | 2014-10-01 | 宁夏共享装备有限公司 | Filter screen seat |
| CN204321094U (en) * | 2014-12-03 | 2015-05-13 | 盛瑞传动股份有限公司 | A kind of evaporative pattern cup |
| CN204486714U (en) * | 2015-02-10 | 2015-07-22 | 青岛运兴机械有限公司 | A kind of cup of the band filter for lost foam casting |
| CN104741596A (en) * | 2015-03-31 | 2015-07-01 | 共享装备有限公司 | Sprue basin for negative pressure lost foam casting |
| CN104942231B (en) * | 2015-06-30 | 2017-08-25 | 共享装备有限公司 | A kind of preparation method of casting ceramic pouring cup |
| CN105081226A (en) * | 2015-08-31 | 2015-11-25 | 共享装备股份有限公司 | Residual pressure head control device for core assembly process |
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2016
- 2016-01-13 CN CN201610020390.8A patent/CN105598376B/en active Active
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| CN105598376A (en) | 2016-05-25 |
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