CN206609279U - A kind of carborundum sintering furnace - Google Patents
A kind of carborundum sintering furnace Download PDFInfo
- Publication number
- CN206609279U CN206609279U CN201720112551.6U CN201720112551U CN206609279U CN 206609279 U CN206609279 U CN 206609279U CN 201720112551 U CN201720112551 U CN 201720112551U CN 206609279 U CN206609279 U CN 206609279U
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- CN
- China
- Prior art keywords
- heater
- pressure regulator
- thermal insulation
- resistance unit
- protection set
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model provides the controller of a kind of carborundum sintering furnace, including the cylindrical furnace with front and rear fire door, control body of heater programming rate and heating curve, and the cooling back installation of cooling circulating water is provided for body of heater, extracts the vacuum extractor of air in body of heater；The furnace body inside, which has been disposed adjacent on the inside of cylindrical shape boiler clothing, the cylindrical shape boiler clothing, is provided with the rectangular cylinder thermal insulation protection set connected with its level, and the thermal insulation protection set inner side, which is provided with horizontal fixed placement in long square tube shape resistance unit, resistance unit, pallet；The resistance unit is additionally provided with the electrode stretched out outside body of heater, the electrode connects pressure regulator, the pressure regulator is connected with dry-type transformer, and the pressure regulator is connected with controller simultaneously, and controller realizes control body of heater programming rate and heating curve by controlling pressure regulator.The long square tube shape resistance unit that the utility model is used, makes to be heated evenly in whole body of heater cavity, is more uniformly distributed so as to heat carborundum.
Description
Technical field
The utility model belongs to machining technology field, is related to a kind of fixture, more particularly to a kind of processing shape for hat carbonization
The fixture of silicon button.
Background technology
General powder metallurgy or ceramic processing, its using metal dust or ceramic powders as raw material, through dry type or wet type into
After shape is idiosome, then this idiosome is put into a high temperature sintering furnace, and this high temperature sintering furnace continuous heating is heated up one section when
Between, until the temperature in high temperature sintering furnace reaches the sintering temperature below the fusing point of idiosome, and make idiosome sintering curing adult, continue
Post-treated procedure of processing etc., you can complete this powder metallurgy or ceramic processing and obtain a powder metallurgy or ceramic product.
Thyrite has that elevated temperature strength is big, high-temperature oxidation resistance is strong, abrasion resistance properties good, heat endurance is good,
Thermal coefficient of expansion is small, thermal conductivity is big, hardness is high, anti-thermal shock and the good characteristic such as resistant to chemical etching, in automobile, mechanical chemical industry, ring
There is increasingly extensive application in the fields such as border protection, space technology, information electronics, the energy, have become a kind of in many industry
The irreplaceable structural ceramics of the other materials of field excellent performance.The sintering temperature of general thyrite need to reach
2000 degree or so, the dense sintering of carborundum is can be only achieved, due physical property is reached.
Find in use, former vacuum sintering furnace has a problems with, 1, general sintering furnace do not reach carborundum sintering institute
Need temperature；2nd, in-furnace temperature heating is uneven, causes carborundum sintering quality heterogeneity；When the 3rd, sintering, vacuum does not reach will
Ask.
Utility model content
The purpose of this utility model is the provision of a kind of carborundum sintering furnace, is carbonized with solving conventional sintering stove in sintering
Problem present in silicon.
To solve problem above, the utility model uses following technical scheme：A kind of carborundum sintering furnace, including with before
The cylindrical furnace of fire door, controls the controller of body of heater programming rate and heating curve, cooling circulating water is provided for body of heater afterwards
Cooling back installation, extracts the vacuum extractor of air in body of heater；
The furnace body inside has been disposed adjacent to be provided with the inside of cylindrical shape boiler clothing, the cylindrical shape boiler clothing to connect with its level
Rectangular cylinder thermal insulation protection set, thermal insulation protection set inner side is provided with level in long square tube shape resistance unit, resistance unit and fixed
It is placed with pallet；The thermal insulation protection set is fixed on body of heater by support bar, is respectively equipped with the forward and backward fire door and length
The square thermal-insulation pad that square tube body thermal insulation protection set matches；The resistance unit is additionally provided with the electrode stretched out outside body of heater, the electricity
Pole connects pressure regulator, and the pressure regulator is connected with dry-type transformer, and the pressure regulator is connected with controller simultaneously, and controller passes through
Control pressure regulator controls body of heater programming rate and heating curve to realize.
Further, the temperature meter and pressometer connected in body of heater is provided with outside the body of heater, the temperature is surveyed
Measuring device includes RTD and infrared optics temperature sensor, and temperature uses RTD less than 2000 degree,
Temperature is higher than 2000 degree, using infrared optics temperature sensor；The pressometer includes pressure vacuum gauge and digital resistance
Vacuum meter.
Further, the thermal insulation protection set is made of the carbon fiber of high insulating effect.
Further, the body of heater inside spin is wound with cooling tube, and cooling tube is connected with cooling back installation.
More specifically, the FP93 high-precision intelligent cyclelogs that the controller is produced using the electric company of the day island proper.
The beneficial effects of the utility model：1st, the long square tube shape resistance unit that the utility model is used, makes whole body of heater cavity
Inside it is heated evenly, is more uniformly distributed so as to heat carborundum；2nd, using sintering furnace of the present utility model, furnace body temperature can reach 2600
Degree, is fully able to meet the sintering temperature of carborundum, meanwhile, temperature meter and pressometer are using two kinds of different surveys
Amount mode, makes measurement more accurate, so as to improve sintering precision.3rd, this uses new use controller intelligent control, realizes half
Carborundum sintering is automated, production efficiency is improved.
Brief description of the drawings
Fig. 1：The utility model structural representation.
Wherein：1 is fire door, and 2 be body of heater, and 3 be controller, and 4 be cooling back installation, and 5 be vacuum extractor, and 6 be boiler clothing,
7 be thermal insulation protection set, and 8 be resistance unit, and 9 be pallet, and 10 be heat keeper, and 11 be electrode, and 12 be pressure regulator, and 13 be dry type transformation
Device, 14 be temperature meter, and 15 be pressometer, and 71 be support bar.
Embodiment
The utility model is illustrated with reference to the drawings and specific embodiments, but is not limited only to following examples.
As shown in figure 1, a kind of carborundum sintering furnace, including the cylindrical furnace 2 with forward and backward fire door 1, control body of heater 1
The controller 3 of programming rate and heating curve, is the cooling back installation 4 that body of heater 1 provides cooling circulating water, is extracted empty in body of heater
The vacuum extractor 5 of gas；Wherein, fire door is connected using hinge-connection mode with body of heater；
The inner side of body of heater 1 has been disposed adjacent cylindrical shape boiler clothing 6, and the inner side of cylindrical shape boiler clothing 6 is provided with and its level
The rectangular cylinder thermal insulation protection set 7 connected, the inner side of thermal insulation protection set 7 is provided with long square tube shape resistance unit 8, resistance unit 8
Horizontal positioned has pallet 9；The thermal insulation protection set 7 is fixed on body of heater 1 by support bar 71, is divided on the forward and backward fire door 1
The 7 square thermal-insulation pads 10 matched She You not be covered with rectangular cylinder thermal insulation protection；The resistance unit 8 is additionally provided with outside stretching body of heater
Electrode 11, the electrode 11 connects pressure regulator 12, and the pressure regulator 12 is connected with dry-type transformer 13, and the pressure regulator 12 is same
When be connected with controller 3, controller realizes the control programming rate of body of heater 1 and heating curve by controlling pressure regulator 12.
Temperature meter 14 and pressometer 15 are provided with outside the body of heater 1, the temperature meter 14 includes resistance
Temperature sensor and infrared optics temperature sensor, temperature use RTD less than 2000 degree, and temperature is higher than 2000
Degree, using infrared optics temperature sensor；The pressometer 15 includes pressure vacuum gauge and digital resistance vacuum meter.
The thermal insulation protection set 7 is made of the carbon fiber of high insulating effect；The body of heater inside spin is wound with cooling tube,
Cooling tube is connected with cooling back installation.
Wherein, the cooling water circulating device is made up of cooling device, water pump and pipeline.Cold water is flowed through after body of heater, temperature
Rise, flow through water temperature after cooling device and return drop, reused using pumped back production equipment.
The vacuum extractor is connected body of heater with vavuum pump with pipeline and valve, when vavuum pump is taken out to container
There is vacuum measuring device on space-time, container, this is just constituted
More specifically, the FP93 high-precision intelligent cyclelogs that the controller 3 is produced using the electric company of the day island proper.
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model
Any modifications, equivalent substitutions and improvements made within the spirit and principle of utility model etc., should be included in the utility model
Protection domain within.
Claims (3)
1. a kind of carborundum sintering furnace, it is characterised in that：Including the cylindrical furnace with front and rear fire door, control body of heater heating speed
The controller of degree and heating curve, provides the cooling back installation of cooling circulating water for body of heater, extracts taking out very for air in body of heater
Empty device；
The furnace body inside has been disposed adjacent on the inside of cylindrical shape boiler clothing, the cylindrical shape boiler clothing and has been provided with the length connected with its level
Square tube body thermal insulation protection set, the thermal insulation protection set inner side is provided with horizontal fixed placement in long square tube shape resistance unit, resistance unit
There is pallet；The thermal insulation protection set is fixed on body of heater by support bar, is respectively equipped with the forward and backward fire door and long square tube
The square thermal-insulation pad that body thermal insulation protection set matches；The resistance unit is additionally provided with the electrode stretched out outside body of heater, and the electrode connects
Pressure regulator is connect, the pressure regulator is connected with dry-type transformer, the pressure regulator is connected with controller simultaneously, controller passes through control
Pressure regulator controls body of heater programming rate and heating curve to realize.
2. carborundum sintering furnace according to claim 1, it is characterised in that：It is provided with what is connected in body of heater outside the body of heater
Temperature meter and pressometer, the temperature meter include RTD and infrared optics temperature sensor；
The pressometer includes pressure vacuum gauge and digital resistance vacuum meter.
3. carborundum sintering furnace according to claim 2, it is characterised in that：The thermal insulation protection set uses high insulating effect
Carbon fiber be made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720112551.6U CN206609279U (en) | 2017-01-24 | 2017-01-24 | A kind of carborundum sintering furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720112551.6U CN206609279U (en) | 2017-01-24 | 2017-01-24 | A kind of carborundum sintering furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206609279U true CN206609279U (en) | 2017-11-03 |
Family
ID=60168045
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720112551.6U Expired - Fee Related CN206609279U (en) | 2017-01-24 | 2017-01-24 | A kind of carborundum sintering furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206609279U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115466122A (en) * | 2022-06-21 | 2022-12-13 | 陕西固勤材料技术有限公司 | Preparation system of reaction sintering carborundum roller stick |
-
2017
- 2017-01-24 CN CN201720112551.6U patent/CN206609279U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115466122A (en) * | 2022-06-21 | 2022-12-13 | 陕西固勤材料技术有限公司 | Preparation system of reaction sintering carborundum roller stick |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171103 Termination date: 20220124 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |