CN210036247U - Furnace body structure of double-pressure casting furnace - Google Patents
Furnace body structure of double-pressure casting furnace Download PDFInfo
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- CN210036247U CN210036247U CN201920809233.4U CN201920809233U CN210036247U CN 210036247 U CN210036247 U CN 210036247U CN 201920809233 U CN201920809233 U CN 201920809233U CN 210036247 U CN210036247 U CN 210036247U
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- 238000005266 casting Methods 0.000 title claims abstract description 133
- 238000007789 sealing Methods 0.000 claims abstract description 9
- 230000005674 electromagnetic induction Effects 0.000 claims description 3
- 238000003780 insertion Methods 0.000 claims description 2
- 230000037431 insertion Effects 0.000 claims description 2
- 230000009977 dual effect Effects 0.000 claims 3
- 238000000034 method Methods 0.000 abstract description 10
- 238000005265 energy consumption Methods 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 230000003139 buffering effect Effects 0.000 abstract 1
- 239000012530 fluid Substances 0.000 abstract 1
- 239000002184 metal Substances 0.000 description 16
- 229910052751 metal Inorganic materials 0.000 description 16
- 238000002844 melting Methods 0.000 description 12
- 230000008018 melting Effects 0.000 description 12
- 230000008569 process Effects 0.000 description 8
- 238000010438 heat treatment Methods 0.000 description 6
- 239000007789 gas Substances 0.000 description 4
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- 229910001018 Cast iron Inorganic materials 0.000 description 2
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- 239000002699 waste material Substances 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 238000003723 Smelting Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 239000010425 asbestos Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 238000004040 coloring Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 208000002925 dental caries Diseases 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- 229910001338 liquidmetal Inorganic materials 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 229910052895 riebeckite Inorganic materials 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
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Abstract
The utility model discloses a double-pressure casting furnace body structure, which comprises a first casting cavity, a second casting cavity and a casting mold cavity which are independent, and a first heater, a second heater and a third heater which are independently controlled are respectively wrapped outside the first casting cavity, the second casting cavity and the casting mold cavity; meanwhile, the first melt-casting cavity is a normal-pressure melt-casting cavity, and a first heater is wrapped outside the first melt-casting cavity; the second casting cavity comprises a buffer cavity and a variable-pressure casting cavity, the buffer cavity is connected with the first casting cavity and is connected with the variable-pressure casting cavity through a tubular closed flow passage at the lower part of the buffer cavity, and the tubular closed flow passage is closed through a plunger type electromagnetic sealing valve. The utility model discloses the temperature can realize the two pressure control of three temperatures of founding in-process to carry out heat and fluid buffering through the cushion chamber, the stable performance can effectively reduce the equipment requirement simultaneously, improve equipment life reduces energy consumption and manufacturing cost.
Description
Technical Field
The utility model relates to a founding equipment technical field, concretely relates to two pressure founding stove furnace body structure.
Background
In some metal processing processes, the metal is usually processed into a cast product, a forged product, a foil, a plate, a belt, a pipe, a bar, a profile and the like, and then the metal is processed into a finished product after the processes of cold bending, saw cutting, drilling, assembling, coloring and the like, and in the process, a melting furnace is often used for melting raw materials, and the raw materials are melted into a liquid state to provide assistance for subsequent use.
The melting and casting furnace on the market, in particular to a copper material melting and casting furnace, can only process metal into liquid state and completely depends on radiant heat provided by a heating device to heat and melt the metal, although the used electric heating device can effectively reduce the emission of waste gas compared with the traditional fuel, in the process of heating a furnace body, a heater is often a preassembled integral structure without an auxiliary structure to carry out heating processing, so that the heat utilization rate of the melting and casting furnace is low, the liquid metal after melting and casting is often unstable in performance, poor in internal uniformity, easy to oxidize, so that the quality of a final finished product is reduced, the production efficiency is relatively low, meanwhile, when metal melting and casting is carried out in many times, the related process requirements are required to carry out vacuum melting and casting treatment, the stability requirement of the vacuum melting and casting on the melting and casting temperature is higher, and the continuous and rapid change of the temperature is not beneficial to the vacuum melting and casting, and the direct use of the vacuum casting furnace in the vacuum casting process also puts higher requirements on equipment, so that the use cost of the equipment is higher.
Disclosure of Invention
The technical problem solved by the utility model is to provide a double-pressure casting furnace body structure to solve the defects in the technical background.
The utility model provides a technical problem adopt following technical scheme to realize:
a furnace body structure of a double-pressure casting furnace comprises a furnace body, wherein a first casting cavity, a second casting cavity and a casting mold cavity are arranged in the furnace body independently, the first casting cavity, the second casting cavity and the casting mold cavity are sequentially connected through a runner, a first heater is wrapped and wound on the outer side of the first casting cavity, a second heater is wrapped and wound on the outer side of the second casting cavity, a third heater is wrapped and wound on the outer side of the casting mold cavity, and the first heater and the second heater are independently controlled through different switches; meanwhile, the first melt-casting cavity is a normal-pressure melt-casting cavity, and a first heater is wrapped outside the first melt-casting cavity; the second casting cavity comprises a buffer cavity and a variable-pressure casting cavity, the buffer cavity is connected with the first casting cavity and is connected with the variable-pressure casting cavity through a tubular closed flow passage at the lower part of the buffer cavity, and the tubular closed flow passage is closed through a plunger type electromagnetic sealing valve.
The first heater, the second heater and the third heater are further limited to electromagnetic induction heaters.
As a further improvement, a preheating device is further arranged above the first casting cavity, and a preheating cavity communicated with the first casting cavity is arranged in the preheating device.
The volume ratio of the buffer cavity to the variable-pressure casting cavity in the second casting cavity is 1: 4-1: 3, and the sum of the volumes of the second casting cavities is 2-3 times of the volume of the first casting cavity.
As a further limitation, a vacuumizing device is arranged beside the variable-pressure casting cavity, and a sealing structure is arranged at the position of the tubular closed flow passage in the variable-pressure casting cavity.
As a further limitation, the surface of the first casting cavity is closed by a movable crucible cover, and a temperature thermocouple inserting pipe and a protective gas input hole are arranged on the crucible cover.
As a further limitation, a temperature thermocouple is arranged in the buffer cavity.
As a further limitation, a temperature thermocouple and a pressure sensor are arranged in the pressure-swing casting cavity.
Has the advantages that: the utility model discloses a two pressure founding stove furnace structure, easy to operate, stable performance, through carry out continuous multistage heating in a plurality of cavitys, and conveniently carry out different multistage accuse temperature, effectively improve heating efficiency, avoid rapid continuous heating up to the fatigue damage of equipment, and simultaneously, this kind of three-cavity two pressure founding mode can effectively reduce the consumption of energy, and because the temperature is inconsistent between each stove, can be according to technology demand temperature regulation, the contact time and the pressure requirement of metal in different founding chambeies under the nonstandard temperature of difference have been reduced, and the content of oxygen is controlled strictly, the use bottleneck of founding equipment has been alleviated, the utilization ratio of equipment and metal raw materials has been improved, also can make metal blank's quality and founding efficiency higher, also realize smelting more easily, fill type in-process and realize precision forming.
Drawings
Fig. 1 is a schematic structural diagram of a preferred embodiment of the present invention.
Wherein: 1. a preheating device; 2. inserting a temperature thermocouple into a tube; 3. a shielding gas inlet hole; 4. a first melt-casting cavity; 5. a first heater; 6. a first flow passage; 7. a first temperature thermocouple; 8. a buffer chamber; 9. a tubular closed flow passage; 10. a plunger-type electromagnetic seal valve; 11. a sealing plate; 12. a pressure-variable melt-casting cavity; 13. a sensor cavity; 14. a second heater; 15. a second flow passage; 16. a third heater; 17. a casting die cavity; 18. and a second temperature thermocouple.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand and understand, the present invention is further explained by combining with the specific drawings.
Referring to fig. 1, the preferred embodiment of the furnace body structure of the double pressure casting furnace comprises a furnace body shell, wherein the furnace body shell is a cast iron shell, a heat reflection plate is arranged on the inner side of the furnace body shell, and asbestos materials are filled between the heat reflection plate and the cast iron shell to serve as heat insulation materials. And a first casting cavity 4, a second casting cavity and a casting mold cavity 17 which are independent are arranged above and below the volume space in the furnace body shell.
The first casting cavity 4 is a normal-pressure casting cavity, the upper part of the first casting cavity is sealed by a movable crucible cover, a temperature thermocouple insertion tube 2 is arranged on the crucible cover and used for inserting a temperature thermocouple under the working condition, and a protective gas input hole 3 is used for introducing protective gas to protect under the condition of process requirements. The crucible cover is also provided with a feed hole, and the upper part of the feed hole is provided with a corresponding preheating device 1 to facilitate the preheating operation. The first casting chamber 4 is heated by a first heater 5 and is connected at the bottom to a buffer chamber 8 in the second casting chamber by a first runner 6. The outer side of the second casting cavity is heated by a second heater 14, a buffer cavity 8 and a variable-pressure casting cavity 12 are arranged in the second casting cavity, the positions of the buffer cavity 8 and the variable-pressure casting cavity are arranged up and down, the buffer cavity 8 is a normal-pressure casting cavity, a first temperature thermocouple 7 is arranged in the buffer cavity, and the first temperature thermocouple 7 can monitor the temperature change in the casting process in the buffer cavity 8 in real time so as to be convenient to compare with the working temperature in the first casting cavity 4 and reduce the temperature impact among metal liquids with different temperatures when the metal liquids are transported. The lower part of the buffer chamber 8 is connected with a pressure-changing casting chamber 12 through a tubular closed flow passage 9, and a plunger type electromagnetic sealing valve 10 is arranged on the tubular closed flow passage 9 to control the opening and closing of the tubular closed flow passage 9.
In addition, a vacuum pumping device is arranged beside the variable pressure casting cavity 12 to provide negative pressure for the variable pressure casting cavity 12, a sealing plate 11 is arranged in the variable pressure casting cavity 12 close to the tubular closed runner 9 to serve as a sealing structure to ensure the vacuum degree in the variable pressure casting cavity 12, a sensor cavity 13 is also arranged in the variable pressure casting cavity 12, and a temperature thermocouple and a pressure sensor are arranged in the sensor cavity 13 to monitor main parameters in the variable pressure casting cavity 12. The bottom of the pressure-changing casting cavity 12 is provided with a second runner 15, and is connected with a casting cavity 17 through the second runner 15, and a second temperature thermocouple 18 is arranged in the casting cavity 17 to monitor the working temperature in the casting cavity 17.
In the present embodiment, the volume ratio of the buffer chamber 8 to the pressure swing casting chamber 12 in the second casting chamber is 1:3, and the sum of the volumes of the buffer chamber 8 and the pressure swing casting chamber 12 in the second casting chamber is 2 times the volume of the first casting chamber 4. The volume ratio can effectively reduce the waste of the volume of the cavity, improve the space utilization rate in the equipment and reduce the heat waste.
In this embodiment, the first flow channel 6 and the second flow channel 15 are both provided with valves, which may be manual valves or electromagnetic valves, and the material transfer between the corresponding chambers is realized by opening and closing the valves.
In this embodiment, the first heater 5, the second heater 14, and the third heater 16 are all electromagnetic induction heaters, and are independently controlled by different switches, respectively, so as to adjust the temperature of the corresponding casting cavity according to different casting process requirements.
In the embodiment, a furnace body is divided into a first casting cavity 4, a second casting cavity and a casting cavity 17, metal is preheated at normal pressure and pre-melted at normal pressure in the first casting cavity 4, then the metal is pre-melted and enters a buffer cavity 8, the metal is heated to a state consistent with the temperature of a variable-pressure casting cavity 12 after being heated at normal pressure for the second time in the buffer cavity 8, and then the metal is sent into the variable-pressure casting cavity 12 for reduced-pressure casting, during the process, the environment temperature is collected through a corresponding temperature thermocouple, the temperature definition is visual, the control is carried out by applying the melting curves of different metals, the optimal control mode is obtained by controlling the output power of different heaters, the power consumption mode control can be carried out independently by matching with a user, the energy consumption is saved to the maximum degree, and the cost is further reduced.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Furthermore, it should be understood that various changes, modifications and/or alterations to the present invention may be made by those skilled in the art after reading the technical disclosure of the present invention, and all such equivalents may fall within the scope of the present invention as defined by the appended claims.
Claims (8)
1. A furnace body structure of a double-pressure casting furnace is characterized by comprising a furnace body, wherein the furnace body is provided with a first casting cavity, a second casting cavity and a casting cavity which are independent, the first casting cavity, the second casting cavity and the casting cavity are sequentially connected through a runner, a first heater is wrapped and wound on the outer side of the first casting cavity, a second heater is wrapped and wound on the outer side of the second casting cavity, a third heater is wrapped and wound on the outer side of the casting cavity, and the first heater and the second heater are independently controlled through different switches; meanwhile, the first melt-casting cavity is a normal-pressure melt-casting cavity, and a first heater is wrapped outside the first melt-casting cavity; the second casting cavity comprises a buffer cavity and a variable-pressure casting cavity, the buffer cavity is connected with the first casting cavity and is connected with the variable-pressure casting cavity through a tubular closed flow passage at the lower part of the buffer cavity, and the tubular closed flow passage is closed through a plunger type electromagnetic sealing valve.
2. The furnace body structure of the double-pressure casting furnace according to claim 1, wherein the first heater, the second heater and the third heater are electromagnetic induction heaters.
3. The furnace body structure of the double-pressure casting furnace according to claim 1, wherein a preheating device is further arranged above the first casting cavity, and a preheating cavity communicated with the first casting cavity is arranged in the preheating device.
4. The furnace body structure of the double-pressure casting furnace according to claim 1, wherein the volume ratio of the buffer cavity to the variable-pressure casting cavity in the second casting cavity is 1: 4-1: 3, and the sum of the volumes of the second casting cavities is 2-3 times of the volume of the first casting cavity.
5. The furnace body structure of the double-pressure casting furnace according to claim 1, wherein a vacuumizing device is arranged beside the variable-pressure casting cavity, and a sealing structure is arranged at the position of the tubular closed flow passage in the variable-pressure casting cavity.
6. The dual pressure casting furnace body structure according to claim 1, wherein the first casting cavity surface is closed by a movable crucible cover, and a temperature thermocouple insertion tube and a shielding gas input hole are provided on the crucible cover.
7. The dual pressure casting furnace body structure according to claim 1, wherein a temperature thermocouple is disposed in the buffer chamber.
8. The dual pressure casting furnace body structure according to claim 1, wherein a temperature thermocouple and a pressure sensor are arranged in the pressure-varying casting cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920809233.4U CN210036247U (en) | 2019-05-31 | 2019-05-31 | Furnace body structure of double-pressure casting furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920809233.4U CN210036247U (en) | 2019-05-31 | 2019-05-31 | Furnace body structure of double-pressure casting furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210036247U true CN210036247U (en) | 2020-02-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920809233.4U Active CN210036247U (en) | 2019-05-31 | 2019-05-31 | Furnace body structure of double-pressure casting furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210036247U (en) |
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2019
- 2019-05-31 CN CN201920809233.4U patent/CN210036247U/en active Active
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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 | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Furnace body structure of double-pressure melting and casting furnace Effective date of registration: 20230117 Granted publication date: 20200207 Pledgee: Agricultural Bank of China Limited Zhuzhou High-tech Development Zone Sub-branch Pledgor: ZHUZHOU AMALLOY MATERIAL Co.,Ltd. Registration number: Y2023980031272 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Granted publication date: 20200207 Pledgee: Agricultural Bank of China Limited Zhuzhou High-tech Development Zone Sub-branch Pledgor: ZHUZHOU AMALLOY MATERIAL Co.,Ltd. Registration number: Y2023980031272 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A Double Pressure Casting Furnace Body Structure Granted publication date: 20200207 Pledgee: Agricultural Bank of China Limited Zhuzhou branch Pledgor: ZHUZHOU AMALLOY MATERIAL Co.,Ltd. Registration number: Y2024980012175 |