CN208883725U - A kind of post and core restorations green body reducing atmosphere dewaxing furnace - Google Patents
A kind of post and core restorations green body reducing atmosphere dewaxing furnace Download PDFInfo
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- CN208883725U CN208883725U CN201821410373.6U CN201821410373U CN208883725U CN 208883725 U CN208883725 U CN 208883725U CN 201821410373 U CN201821410373 U CN 201821410373U CN 208883725 U CN208883725 U CN 208883725U
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- reducing atmosphere
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- green body
- furnace
- dewaxing
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Abstract
The utility model provides a kind of post and core restorations green body reducing atmosphere dewaxing furnace comprising furnace body is provided with gas displacement pipeline and exhaust passage on the furnace body, is provided with heating equipment in furnace body；The heating device for preventing condensation wax obstruction is installed on the exhaust passage.The utility model increases the heating device for preventing condensation wax obstruction in the position of anti-backfire net on the basis of reducing atmosphere furnace, which is made of anti-backfire net, heating chamber, heater strip and temperature control device, and the maximum heating temperature of the heating device is greater than 300 DEG C.When porcelain billet dewaxing work, heating device is opened, the paraffin volatilized will not condense at anti-backfire net and cause to block, and consume as hydrogen is discharged and burns at ever-burning flame.
Description
Technical field
The utility model relates to post and core restorations green body dewaxing device technical fields, and in particular to a kind of post and core restorations base
Body reducing atmosphere dewaxing furnace.
Background technique
Electron tube refers to interact in vacuum or gas with electromagnetic field by electronics, by a kind of form electricity
Magnetic energy is converted to the device of another form electromagnetic energy, is widely used in broadcast, communication, TV, radar, navigation, automatic control
The fields such as system, electronic countermeasure, terminal are shown, medical diagnosis is treated.
Ceramic insulator and ceramic metallization component are the key components in electron tube.Ceramic part is in electrovacuum
The effects of high-voltage isulation, vacuum sealing and electrode supporting are played in device, but in the electron tube of high voltage environment, ceramics are absolutely
Edge be not it is self-existent, have to form vacuum sealing weld part by the techniques such as ceramic metallization and soldering with metal
Part realizes electrode feedthrough and high-voltage isulation double action.The main function of ceramic metallization is exactly at one layer of ceramic surface plating
Conductive metalization layer completes welding effect with metal parts using the electric conductivity of metalization layer.
Hot die-casting molding is a kind of important ceramic forming technique, it be under the action of atmospheric pressure containing fusing
Paraffin, ceramic powder slurry injection metal die in, slurry, which freezes, obtains specific shape.If to hot die-casting molding porcelain
Base direct sintering, the porcelain billet containing a large amount of paraffin can soften at high temperature and lose specific shape, therefore must incite somebody to action before being sintered
The organic matters such as the paraffin contained in hot die-casting molding green body exclude, that is, dewax.
Traditional dewaxing is to diffuse into organic matter under high temperature action in the porcelain billet embedment absorption powder by hot die-casting molding
Enter to adsorb oxygenolysis or physics volatilization in powder, and is pre-sintered ceramics to obtain certain mechanical strength.However for some
It is easy to the ceramic body aoxidized, such as containing the ceramic body including metal component, if directly dewaxed in air, high temperature
The oxidation of air can generate the damage of unrepairable to green body, it is therefore necessary to establish a set of post and core restorations green body reduction
Atmosphere dewaxing device.
Summary of the invention
In order to solve the deficiency of above-mentioned technology, inventor is by long-term exploration and trial and multiple experiment and exerts
Power, it is continuous to reform and innovate；Inventors herein propose a kind of post and core restorations green body reducing atmosphere dewaxing furnace, specific technical side
Case is as follows:
The utility model provides a kind of post and core restorations green body reducing atmosphere dewaxing furnace comprising furnace body, the furnace body
On be provided with gas displacement pipeline and exhaust passage, be provided with heating equipment in furnace body；It is characterized in that on the exhaust passage
The heating device for preventing condensation wax obstruction is installed.
According to a kind of one of them specific reality of post and core restorations green body reducing atmosphere dewaxing furnace described in the utility model
The mode of applying is: the heating device is made of anti-backfire net and heater strip, and the anti-backfire net is mounted among exhaust passage, is added
Heated filament is wrapped in exhaust passage surrounding.
According to a kind of further specific reality of post and core restorations green body reducing atmosphere dewaxing furnace described in the utility model
The mode of applying is: being also connected with temperature control device on the heater strip.
According to a kind of one of them specific reality of post and core restorations green body reducing atmosphere dewaxing furnace described in the utility model
The mode of applying is: the heating temperature of the heating device is greater than 300 DEG C.
According to a kind of post and core restorations green body reducing atmosphere dewaxing furnace described in the utility model one of them preferentially
Specific embodiment is: caliber is set at the Vent passageway to be horn-like.
According to a kind of post and core restorations green body reducing atmosphere dewaxing furnace described in the utility model one of them preferentially
Specific embodiment is: being equipped with valve on the gas displacement pipeline.
According to a kind of post and core restorations green body reducing atmosphere dewaxing furnace described in the utility model one of them preferentially
Specific embodiment is: being additionally provided with safety relief valve on the furnace body.
According to a kind of post and core restorations green body reducing atmosphere dewaxing furnace described in the utility model one of them preferentially
Specific embodiment is: the intracorporal heating equipment of furnace is heater strip
Compared with prior art, the technical solution of the utility model has the advantage that
1, for the utility model on the basis of reducing atmosphere furnace, increasing in the position of anti-backfire net prevents condensation wax obstruction
Heating device, which is made of anti-backfire net, heating chamber, heater strip and temperature control device, the highest heating of the heating device
Temperature is greater than 300 DEG C.Porcelain billet dewax work when, open heating device, the paraffin volatilized will not be condensed at anti-backfire net and
Cause to block, and when with hydrogen be discharged and at ever-burning flame burn consume.
2, the utility model is set as horn-like in Vent passageway, while open fire is arranged, by the hydrogen of exclusion and can
The burning of the gases such as organic matter is fired, environmental pollution is reduced, more meets environmental requirement.
3, the utility model increases heating device and temperature control device in overall structure, so that product structure is simple,
It is easy to accomplish, meet the requirement of volume industrial production, there is stronger practical value and promotional value.
Detailed description of the invention
Fig. 1 is the utility model structure diagram
In figure: furnace body 1, gas displacement pipeline 2, exhaust passage 3, heating equipment 4, ceramic form 5, anti-backfire net 6, heating
Silk 7, temperature control device 8, safety relief valve 9, sample stage 10.
Specific embodiment
To keep the purposes, technical schemes and advantages of the utility model embodiment clearer, below in conjunction with attached drawing pair
Technical solution in the utility model embodiment is clearly and completely described, it is clear that described embodiment is this reality
With novel a part of embodiment, rather than whole embodiments.Based on the embodiment in the utility model, this field
It is practical new to belong to this for those of ordinary skill's every other embodiment obtained without creative efforts
The range of type protection.Therefore, the detailed description of the embodiments of the present invention is not intended to limit below claimed
The scope of the utility model, but it is merely representative of the selected embodiment of the utility model.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " Gu
It is fixed " etc. terms shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be
Mechanical connection, is also possible to be electrically connected；It can be directly connected, two can also be can be indirectly connected through an intermediary
The interaction relationship of connection or two elements inside element.It for the ordinary skill in the art, can basis
Concrete condition understands the concrete meaning of above-mentioned term in the present invention.
The utility model is using a kind of post and core restorations green body reducing atmosphere dewaxing furnace as shown in Figure 1: comprising furnace
Body 1 is provided with gas displacement pipeline 2 and exhaust passage 3 on the furnace body 1.Heating equipment 4 is provided in furnace body 1.Thus shape
At common existing ceramic body reducing atmosphere dewaxing furnace, placing ceramic blank 5, ceramic form 5 are placed on sample inside it
In sample platform 10, so that it may carry out common ceramic form dewaxing operation.
The utility model embodiment is the improvement done on the basis of above-mentioned technology, specifically in the exhaust passage 3
On be equipped with prevent condensation wax obstruction heating device, particularly the heating device is by anti-backfire net 6 and 7 groups of heater strip
At the anti-backfire net 6 is mounted among exhaust passage 3, and heater strip 7 is wrapped in 3 surrounding of exhaust passage, and by exhaust passage
End is set as the horn-like tail gas convenient for lighting discharge with open fire.Material is thus formed the concrete schemes of the present embodiment, certainly
Heating device in the present embodiment can also have the device that can be heated to the portion discharge channel equal using other
It can.
In order to further increase technology, so that operation is more flexible changeable, and operation is more easier, therefore inventor passes through
Multiple experiment reconnects a temperature control device 8 on the heater strip 7, the control to temperature can be made more to hold in this way
Easily, at the same to operate it is simpler, it is more practical.
In order to enable the effect of heating device is more preferable, the heating temperature of the heating device is set greater than by the present embodiment
300 DEG C, so that the gas flowing in exhaust passage is more smoothly, and condensed material is remained not at anti-backfire net.
In order to further decrease the pollution of tail gas, the present embodiment is equipped with open fire in 3 exit of exhaust passage, further
Oxygenolysis tail gas, so that the feature of environmental protection of equipment is more preferable.
In order to further increase the safety of equipment, the utility model is also provided with safety relief valve 9 on furnace body, and
The speed that one Valve control gas is replaced is set on gas displacement pipeline 2.
The foregoing description of the disclosed embodiments can be realized professional and technical personnel in the field or using originally practical new
Type.Various modifications to these embodiments will be readily apparent to those skilled in the art, and determine herein
The General Principle of justice can be realized in other embodiments without departing from the spirit or scope of the present utility model.Cause
This, the present invention will not be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The widest scope consistent with features of novelty.
Claims (8)
1. a kind of post and core restorations green body reducing atmosphere dewaxing furnace comprising furnace body is provided with gas displacement pipe on the furnace body
Road and exhaust passage are provided with heating equipment in furnace body；It is characterized in that being equipped on the exhaust passage prevents condensation wax resistance
The heating device of plug.
2. a kind of post and core restorations green body reducing atmosphere dewaxing furnace according to claim 1, it is characterised in that: the heating
Device is made of anti-backfire net and heater strip, and the anti-backfire net is mounted among exhaust passage, and it is logical that heater strip is wrapped in exhaust
Road surrounding.
3. a kind of post and core restorations green body reducing atmosphere dewaxing furnace according to claim 2, it is characterised in that: the heating
Temperature control device is also connected on silk.
4. a kind of post and core restorations green body reducing atmosphere dewaxing furnace according to claim 1, it is characterised in that: the heating
The heating temperature of device is greater than 300 DEG C.
5. a kind of post and core restorations green body reducing atmosphere dewaxing furnace according to claim 1, it is characterised in that: the exhaust
Channel exit sets caliber to be horn-like.
6. a kind of post and core restorations green body reducing atmosphere dewaxing furnace according to claim 1, it is characterised in that: the gas
Valve is installed on displacement pipeline.
7. a kind of post and core restorations green body reducing atmosphere dewaxing furnace according to claim 1, it is characterised in that: the furnace body
On be additionally provided with safety relief valve.
8. a kind of post and core restorations green body reducing atmosphere dewaxing furnace according to claim 1, it is characterised in that: the furnace body
Interior heating equipment is heater strip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821410373.6U CN208883725U (en) | 2018-08-30 | 2018-08-30 | A kind of post and core restorations green body reducing atmosphere dewaxing furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821410373.6U CN208883725U (en) | 2018-08-30 | 2018-08-30 | A kind of post and core restorations green body reducing atmosphere dewaxing furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208883725U true CN208883725U (en) | 2019-05-21 |
Family
ID=66510488
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821410373.6U Active CN208883725U (en) | 2018-08-30 | 2018-08-30 | A kind of post and core restorations green body reducing atmosphere dewaxing furnace |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111121083A (en) * | 2019-12-27 | 2020-05-08 | 合肥恒力装备有限公司 | Method for manufacturing hearth of activated carbon material continuous carbonization push plate furnace |
| CN113426952A (en) * | 2021-06-08 | 2021-09-24 | 江苏神铸智能科技有限公司 | Integrated dewaxing device for steam washing of precision castings |
-
2018
- 2018-08-30 CN CN201821410373.6U patent/CN208883725U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111121083A (en) * | 2019-12-27 | 2020-05-08 | 合肥恒力装备有限公司 | Method for manufacturing hearth of activated carbon material continuous carbonization push plate furnace |
| CN113426952A (en) * | 2021-06-08 | 2021-09-24 | 江苏神铸智能科技有限公司 | Integrated dewaxing device for steam washing of precision castings |
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