CN207272149U - A kind of hot pressing foundry furnace - Google Patents
A kind of hot pressing foundry furnace Download PDFInfo
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- CN207272149U CN207272149U CN201721279869.XU CN201721279869U CN207272149U CN 207272149 U CN207272149 U CN 207272149U CN 201721279869 U CN201721279869 U CN 201721279869U CN 207272149 U CN207272149 U CN 207272149U
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Abstract
The utility model discloses a kind of hot pressing foundry furnace, it is related to Casting Equipment technical field, it includes furnace body, is arranged in furnace body liquation furnace chamber, the pneumatic tube on installation furnace body and plug stalk in furnace body to liquation furnace chamber, incubation cavity is equipped with outside stalk, the incubation cavity is located at outside furnace body, and incubation cavity is connected with liquation furnace chamber；Air heating apparatus is installed on pneumatic tube, which includes the heating chamber being connected with pneumatic tube and the multiple heating elements being arranged on inside heating chamber, air pressure valve is additionally provided with pneumatic tube, which is located at the outside of furnace body.This kind of foundry furnace is simple in structure, and manufacture cost is low, by equipped with incubation cavity and air heating apparatus can effectively prevent the reduction of molten metal temperature, be easy to implement feeding well, improve casting efficiency and casting quality.
Description
Technical field
The utility model belongs to Casting Equipment technical field, and in particular to a kind of hot pressing foundry furnace.
Background technology
Low pressure casting is a kind of casting and pouring forming technology to grow up the 1950s.It is to make casting furnace body
Interior molten metal overcomes gravity and other resistances to fill casting mold from bottom to top along stalk under the influence of air pressure, and under stress
Obtain a kind of method of casting.
At present, extensive utilization is into casting field for low pressure casting method, traditional Casting Equipment, comprising furnace body, on furnace body
Equipped with fire door, fire door is provided with stalk, has molten metal in furnace body.When being cast, stalk upper end connection casting mould,
Pressurize out of furnace body, molten metal is defeated into casting mould by stalk, then cooled down.But this casting technique meeting
There are it is a very big the problem of, be exactly during casting mold, the stalk outside stove, since external temperature is low, causes inside it
Molten metal often cool down quickly, can produce contraction when the molten metal solidification in casting mould, and stalk inner metal liquid
Cooling velocity it is too fast when, will occur can not feeding well, it is bad to produce casting, in addition, it is empty that input is carried out in stove
During gas compression casting, the entrance of cold air can more reduce the temperature in stove, can also exert an adverse impact to the shaping of cast member.
The content of the invention
For the problems of the prior art, the purpose of this utility model is to provide a kind of hot pressing foundry furnace, this kind of foundry furnace
Simple in structure, manufacture cost is low, by equipped with incubation cavity and air heating apparatus can effectively prevent the drop of molten metal temperature
It is low, feeding well is easy to implement, improves casting efficiency and casting quality.
In order to achieve the above object, the utility model is achieved through the following technical solutions：
A kind of hot pressing foundry furnace, including furnace body, the liquation furnace chamber being arranged in furnace body, the pneumatic tube on furnace body with
And the stalk in furnace body to liquation furnace chamber is inserted in, incubation cavity is equipped with outside the stalk, which is located at furnace body
Outside, specifically, it is located between casting sandbox and furnace body, and incubation cavity is connected with the liquation furnace chamber；In the pneumatic tube
On air heating apparatus is installed, which includes the heating chamber that is connected with pneumatic tube and is arranged in heating chamber
Multiple heating elements in portion, air pressure valve is additionally provided with the pneumatic tube, which is located at the outside of furnace body, easy to work people
Member's regulation and control.
Further, the induction coil for being used for heating liquation furnace chamber is equipped with the liquation furnace chamber exterior circumferential.
Improved as one kind in the utility model structure, vacuum is equipped with outside the liquation furnace chamber and incubation cavity
Room, scattering and disappearing for heat can be greatly reduced by adding vacuum chamber.
As a kind of prioritization scheme in the utility model structure, removal of impurities stove, the removal of impurities stove are equipped with the furnace body side
Be internally provided with fluid reservoir, fluid reservoir and the liquation furnace chamber by equipped with woven hose connect, control is installed on the woven hose
The liquid-inlet valve that preparing metal liquid flows into, is also associated with feeding pipe on fluid reservoir, and the purpose for adding removal of impurities stove here is for liquation stove
Casting mold molten metal carries out deposit supply needed for chamber.
Further, depassing unit is equipped with the removal of impurities stove, which includes being arranged in removal of impurities stove to liquid storage
Gas removing pipe in room, the degassing rotor installed in gas removing pipe bottom, the air inlet outside removal of impurities stove and in gas removing pipe
Valve and the rotary electric machine for being arranged on gas removing pipe top, are the impurity made in the molten metal of furnace chamber room using the purpose so designed
And Bubble, it is floated on molten metal surface.
Further, waste gas collection device is equipped with the removal of impurities stove top, which includes and removal of impurities
Exhaust pipe, the air bleeding valve on the exhaust pipe and the plenum chamber for being connected to exhaust pipe one end of stove connection, purpose remove
The gas separated out in fluid reservoir.
Preferably, the heating element is U-shaped electrothermal alloy pipe, flange heating tube or fin electric heating tube.
The utility model has following beneficial effect：Antigravity is realized to the molten metal in foundry furnace using air pressure
Casting mold is the common method of foundry industry, but the input that insider often ignores cold air can not only reduce temperature in stove
Degree, more can cause undesirable influence, the utility model adds by adding air on pneumatic tube to the molten metal casting mold of stalk
Thermal, can effectively improve the temperature of press-in air, reach the effect of hot pressing, avoid and problem above occur, in addition exist
Outside stalk, the incubation cavity for being equipped between sandbox and furnace body and being connected with liquation furnace chamber is cast so that the temperature liter in incubation cavity
Height, the cooling velocity for the molten metal that can be effectively reduced in stalk outside furnace body, is easy to implement feeding well, carries
Height casting efficiency and casting quality, the utility model is simple in structure, and manufacture cost is low, suitable for promoting and applying；
(1) the utility model can greatly reduce intracavitary heat by being equipped with vacuum chamber outside liquation furnace chamber and incubation cavity
Scatter and disappear, significantly reduce the cooling velocity of molten metal, reduce energy consumption, further increase casting efficiency and casting matter
Amount；
(2) the utility model can be casting mold needed for liquation furnace chamber in time by being equipped with removal of impurities stove in furnace body side
Molten metal carries out deposit supply, separately adds depassing unit in the stove that cleans, can be effectively by the impurity and bubble in molten metal
Separate out, it is floated on molten metal surface, easy to collection afterwards, it is therefore prevented that impurity and bubble enter cast-internal structure, production
Raw casting is bad, the problem of influencing casting quality；
(3) the utility model, can be at any time in removal of impurities furnace body by adding waste gas collection device on removal of impurities stove
Exhaust gas is collected, on the one hand, is improved casting quality, on the other hand, is reduced the discharge of exhaust gas, and it is processed again
Secondary utilization or sale, energy conservation and environmental protection, improves the economic benefit of enterprise.
Brief description of the drawings
Attached drawing is used to provide a further understanding of the present invention, and a part for constitution instruction, with this practicality
New embodiment is used to explain the utility model together, does not form the limitation to the utility model.In the accompanying drawings：
Fig. 1 is the structure diagram of the first embodiment of the utility model；
Fig. 2 is the structure diagram of second of embodiment of the utility model；
Fig. 3 is the structure diagram of the third embodiment of the utility model；
Fig. 4 is the structure diagram of the 4th kind of embodiment of the utility model；
In figure mark for：1st, furnace body；2nd, liquation furnace chamber；3rd, pneumatic tube；4th, stalk；5th, incubation cavity；6th, air heating dress
Put；61st, heating chamber；62nd, heating element；7th, air pressure valve；8th, induction coil；9th, vacuum chamber；10th, clean stove；11st, fluid reservoir；12、
Woven hose；13rd, liquid-inlet valve；14th, feeding pipe；15th, depassing unit；150th, gas removing pipe；151st, degassing rotor；152nd, intake valve；
153rd, rotary electric machine；16th, waste gas collection device；160th, exhaust pipe；161st, air bleeding valve；162nd, plenum chamber；17th, molten metal；18th, cast
Make sandbox.
Embodiment
It is new below in conjunction with this practicality to make the purpose, technical scheme and advantage of the utility model embodiment clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described.
, it is necessary to which explanation, unless otherwise indicated, " multiple " are meant that two or two in the description of the utility model
More than a；The instruction such as term " on ", " under ", "left", "right", " interior ", " outer ", " front end ", " rear end ", " top ", " bottom "
Orientation or position relationship are based on orientation shown in the drawings or position relationship, are for only for ease of description the utility model and simplification
Description, rather than the device or element of instruction or hint meaning must have specific orientation, with specific azimuth configuration and behaviour
Make, therefore it is not intended that limitation to the utility model.
In the description of the utility model, it is also necessary to explanation, unless otherwise clearly defined and limited, term " peace
Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integratedly
Connection；Can be mechanical connection or circuit connection；It can be directly connected or indirect by intermediary
It is connected.For the ordinary skill in the art, visual concrete condition understands tool of the above-mentioned term in the utility model
Body implication.
Embodiment 1
As shown in Figure 1, a kind of hot pressing foundry furnace, including it is arranged on the furnace body 1 of outside, the liquation stove being arranged in furnace body 1
Chamber 2, the pneumatic tube 3 on furnace body 1 and the stalk 4 being inserted in furnace body 1 to liquation furnace chamber 2, in above-mentioned stalk 4
Outside is equipped with incubation cavity 5, which is located at stove high outside and puts, specifically, it is located between casting sandbox 18 and furnace body 1,
And incubation cavity 5 is connected with above-mentioned liquation furnace chamber 2 so that the temperature rise in incubation cavity 5, can be effectively reduced in furnace body
The cooling velocity of molten metal 17 in 1 outside stalk 4, is easy to implement feeding well, improves casting efficiency and casting quality；
In addition, being provided with the air heating apparatus 6 for heating on above-mentioned pneumatic tube 3, which wraps
The ten fin electric heating tubes for including the heating chamber 61 being connected with pneumatic tube 3 and being arranged on inside heating chamber 61, in above-mentioned gas
The air pressure valve 7 of control pressure discrepancy and size is additionally provided with pressure pipe 3, which is located at the outside of furnace body 1, easy to work people
Member's regulation and control.Here provided with air heating apparatus 6 can effectively improve press-in air temperature, reach the effect of hot pressing, keep away
Exempting to occur the input of cold air causes the temperature in stove to reduce, and then influences the casting of molten metal 17.
Embodiment 2
As shown in Fig. 2, a kind of hot pressing foundry furnace, on the basis of above-described embodiment 1, outside liquation furnace chamber 2 and incubation cavity 5
Portion is equipped with one layer of vacuum chamber 9, and adding for the vacuum chamber 9 can greatly reduce scattering and disappearing for heat, significantly reduce molten metal 17
Cooling velocity, reduces energy consumption, further increases casting efficiency and casting quality.
Embodiment 3
As shown in figure 3, a kind of hot pressing foundry furnace, on the basis of above-described embodiment 2, vacuum chamber 9 and liquation furnace chamber 2 it
Between induction coil 8 for electromagnetic heating is installed, the temperature in stove can be improved, prevent the cooling of molten metal 17.
Embodiment 4
As shown in figure 4, a kind of hot pressing foundry furnace, on the basis of above-described embodiment 3, in one removal of impurities of the right side of furnace body 1 installation
Stove 10, the removal of impurities stove 10 are internally provided with fluid reservoir 11, fluid reservoir 11 and liquation furnace chamber 2 by equipped with woven hose 12 connect,
The liquid-inlet valve 13 that control molten metal 17 flows into is installed on the woven hose 12, is also associated with being used for molten metal 17 on fluid reservoir 11
The feeding pipe 14 of input；
Depassing unit 15 is installed in above-mentioned removal of impurities stove 10, which includes being arranged in removal of impurities stove 10 to liquid storage
Gas removing pipe 150 in room 11, the degassing rotor 151 installed in 150 bottom of gas removing pipe, positioned at removal of impurities stove 10 outside and installed in removing
Intake valve 152 on tracheae 150 and the rotary electric machine 153 for being arranged on 150 top of gas removing pipe, the running of the depassing unit 15 can
So that impurity and Bubble in furnace chamber room molten metal 17, make it float on 17 surface of molten metal, are convenient to clean；
The operation principle of depassing unit 15：By intake valve 152 and gas removing pipe 150 into gas jet inert gas, then through turning
Dynamic motor 153 and degassing rotor 151 are operated is dispersed as very trickle minute bubbles by inert gas atmosphere bubble, and makes it equably
It is dispersed in molten metal 17, by the reduction of bubble diameter, bubble total surface area increased dramatically, this allows for more indifferent gas
Surface and the hydrogen in molten metal 17 and impurity contact are steeped, so that these impurity are taken to 17 surface of molten metal；
In addition, being also equipped with waste gas collection device 16 on above-mentioned 10 top of removal of impurities stove, which includes
The exhaust pipe 160 that is connected with removal of impurities stove 10, the air bleeding valve 161 on the exhaust pipe 160 and it is connected to exhaust pipe 160 and pushes up
The plenum chamber 162 at end, purpose remove the gas separated out in fluid reservoir 11.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the present invention, although ginseng
The utility model is described in detail according to previous embodiment, for those skilled in the art, it still can be with
Modify to the technical solution described in foregoing embodiments, or equivalent substitution is carried out to which part technical characteristic.It is all
Within the spirit and principles of the present invention, any modification, equivalent replacement, improvement and so on, should be included in this practicality
Within new protection domain.
Claims (7)
1. a kind of hot pressing foundry furnace, including furnace body (1), be arranged in furnace body (1) liquation furnace chamber (2), on furnace body (1)
Pneumatic tube (3) and the stalk (4) that is inserted in furnace body (1) to liquation furnace chamber (2), it is characterised in that in described liter of liquid
Incubation cavity (5) is equipped with outside pipe (4), which is located at furnace body (1) outside, and incubation cavity (5) and the liquation furnace chamber
(2) connect；Air heating apparatus (6) is installed on the pneumatic tube (3), which includes and pneumatic tube
(3) heating chamber (61) of connection and the multiple heating elements (62) being arranged on inside heating chamber (61), in the pneumatic tube (3)
On be additionally provided with air pressure valve (7), which is located at the outside of furnace body (1).
2. a kind of hot pressing foundry furnace according to claim 1, it is characterised in that in liquation furnace chamber (2) exterior circumferential
Equipped with induction coil (8).
3. a kind of hot pressing foundry furnace according to claim 2, it is characterised in that in the liquation furnace chamber (2) and incubation cavity
(5) it is exterior to be equipped with vacuum chamber (9).
4. a kind of hot pressing foundry furnace according to claim 3, it is characterised in that be equipped with removal of impurities in the furnace body (1) side
Stove (10), the removal of impurities stove (10) are internally provided with fluid reservoir (11), fluid reservoir (11) and the liquation furnace chamber (2) by equipped with it is defeated
Liquid pipe (12) connects, and is provided with liquid-inlet valve (13) on the woven hose (12), feeding pipe is also associated with fluid reservoir (11)
(14)。
5. a kind of hot pressing foundry furnace according to claim 4, it is characterised in that be equipped with degasification in the removal of impurities stove (10)
Device (15), the depassing unit (15) include be arranged in removal of impurities stove (10) to the gas removing pipe (150) in fluid reservoir (11), be installed on
The degassing rotor (151) of gas removing pipe (150) bottom, exterior and in gas removing pipe (150) the air inlet positioned at removal of impurities stove (10)
Valve (152) and the rotary electric machine (153) for being arranged on gas removing pipe (150) top.
6. a kind of hot pressing foundry furnace according to claim 5, it is characterised in that be equipped with described removal of impurities stove (10) top useless
Gas collection device (16), the waste gas collection device (16) include with removal of impurities stove (10) be connected exhaust pipe (160), installed in the row
Air bleeding valve (161) on tracheae (160) and the plenum chamber (162) for being connected to exhaust pipe (160) one end.
7. a kind of hot pressing foundry furnace according to claim 6, it is characterised in that the heating element (62) is U-shaped electric heating
Compo pipe, flange heating tube or fin electric heating tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721279869.XU CN207272149U (en) | 2017-09-30 | 2017-09-30 | A kind of hot pressing foundry furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721279869.XU CN207272149U (en) | 2017-09-30 | 2017-09-30 | A kind of hot pressing foundry furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207272149U true CN207272149U (en) | 2018-04-27 |
Family
ID=61987431
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721279869.XU Active CN207272149U (en) | 2017-09-30 | 2017-09-30 | A kind of hot pressing foundry furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207272149U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111482576A (en) * | 2020-04-22 | 2020-08-04 | 安徽省繁昌县皖南阀门铸造有限公司 | Stable low pressure casting liquid lifting equipment |
-
2017
- 2017-09-30 CN CN201721279869.XU patent/CN207272149U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111482576A (en) * | 2020-04-22 | 2020-08-04 | 安徽省繁昌县皖南阀门铸造有限公司 | Stable low pressure casting liquid lifting equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Hot pressing foundry furnace Effective date of registration: 20180713 Granted publication date: 20180427 Pledgee: Revitalize the financing Company limited by guarantee in harmony with County Pledgor: County Huashun Casting Co. Ltd. Registration number: 2018340000311 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20190705 Granted publication date: 20180427 Pledgee: Revitalize the financing Company limited by guarantee in harmony with County Pledgor: County Huashun Casting Co. Ltd. Registration number: 2018340000311 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right |