CN203940738U - Debinding furnace - Google Patents
Debinding furnace Download PDFInfo
- Publication number
- CN203940738U CN203940738U CN201420204997.8U CN201420204997U CN203940738U CN 203940738 U CN203940738 U CN 203940738U CN 201420204997 U CN201420204997 U CN 201420204997U CN 203940738 U CN203940738 U CN 203940738U
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- CN
- China
- Prior art keywords
- heater
- burner hearth
- debinding furnace
- air
- front door
- Prior art date
- 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 - Lifetime
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- 238000010438 heat treatment Methods 0.000 claims abstract description 16
- 238000000605 extraction Methods 0.000 claims abstract description 7
- 238000004891 communication Methods 0.000 claims abstract description 4
- 239000000919 ceramic Substances 0.000 claims description 14
- 238000007599 discharging Methods 0.000 claims description 12
- 238000007789 sealing Methods 0.000 claims description 5
- 230000009970 fire resistant effect Effects 0.000 claims description 4
- 238000009413 insulation Methods 0.000 claims description 4
- 238000005238 degreasing Methods 0.000 abstract description 9
- 238000005336 cracking Methods 0.000 abstract description 6
- 239000011148 porous material Substances 0.000 abstract description 6
- 239000007789 gas Substances 0.000 description 13
- 238000000034 method Methods 0.000 description 8
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000005855 radiation Effects 0.000 description 4
- 238000005245 sintering Methods 0.000 description 4
- 230000001174 ascending effect Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000003517 fume Substances 0.000 description 3
- 231100000614 poison Toxicity 0.000 description 3
- 230000007096 poisonous effect Effects 0.000 description 3
- 238000000746 purification Methods 0.000 description 3
- 239000002912 waste gas Substances 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 239000004519 grease Substances 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 239000011230 binding agent Substances 0.000 description 1
- 238000001311 chemical methods and process Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000000280 densification Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000005469 granulation Methods 0.000 description 1
- 230000003179 granulation Effects 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Abstract
The utility model discloses a kind of debinding furnace, comprise body of heater, be located at the burner hearth of described body of heater inside, and with gas handling system and the gas extraction system of described burner hearth internal communication, it is characterized in that, in side, left, right, front and rear and the bottom surface of described inboard wall of burner hearth, be equipped with heater; The utility model has the advantage of, by the side, left, right, front and rear at described inboard wall of burner hearth and bottom surface, heater is set and carries out five heating, guarantee that burner hearth internal difference in temperature is little, product degreasing degree is basically identical, thereby the further quality that guarantees product, reduces product and occurs the situations such as pore, cracking, distortion.
Description
Technical field
the utility model relates to industrial furnace field, relates to a kind of for all kinds of ceramic post sintering debinding furnaces.
Background technology
ceramic injection molding is a kind of novel ceramics forming technology, its basic technology is that ceramic powders and organic binder bond is evenly mixing, after granulation, under the condition of heating plasticizing, pressurization makes feeding inject in die cavity and cooling curing shaping, then the organic matter in shaping base is got rid of by heating or other physico-chemical process, after sintering densification, obtain final products, sintering skimming processes has determined the quality of final products to a certain extent, most of defects all produce in this stage, as pore, distortion, cracking etc., and the defect producing in skimming processes can not make up by follow-up sintering process often.
the debinding furnace that used is in the market owing to heating element heater being arranged in to the two sides of burner hearth, relative cost is cheap, but drying skimming processes, the product radiation in the middle of heat is positioned at from two side direction, causes burner hearth both sides temperature drift, and it is positive, the temperature of the back side and bottom surface is on the low side, and the temperature difference is obvious, thereby causes product degreasing degree different, cause that the situations such as pore, cracking, distortion appear in pottery, the quality of product is low.
for there being a large amount of poisonous fumes to produce in debinding furnace technical process, major part does not add just to purify directly discharges, some processes just discharge a little, both the requirement that had not reached environmental protection has also had a strong impact on the healthy of employee, the equipment of causing can not normally be produced even and be ordered stopping production, prior art is for the problem of above-mentioned poisonous fume, exhaust gas cleaner is provided above debinding furnace, but because the density of grease is greater than atmospheric density, therefore grease is deposited on debinding furnace burner hearth bottom in a large number, by this exhaust gas cleaner, purify poisonous fume incomplete, and efficiency is low.
Summary of the invention
the utility model object is: provide a kind of not only simple in structure, have a narrow range of temperature, be heated evenly and the debinding furnace high to skimmed prod quality.
the technical solution of the utility model is: a kind of debinding furnace, comprise body of heater, be located at the burner hearth of described body of heater inside, and with gas handling system and the gas extraction system of described burner hearth internal communication, in side, left, right, front and rear and the bottom surface of described inboard wall of burner hearth, be equipped with heater; By the side, left, right, front and rear at described inboard wall of burner hearth and bottom surface, heater is set and carries out five heating, guarantee that burner hearth internal difference in temperature is little, product degreasing degree is basically identical, thereby the further quality that guarantees product reduces product and occurs the situations such as pore, cracking, distortion.
preferably, described gas extraction system comprises 3 exhaust outlets that are communicated with described burner hearth bottom and are located at respectively the left and right and trailing flank of described body of heater, by 3 emission-control equipments that exhaust outlet is communicated with of four-way pipeline and this, and be connected with described emission-control equipment and for driving the air-introduced machine of exhaust; 3 exhaust outlets are communicated with burner hearth bottom and are located at respectively the left and right and trailing flank of described body of heater, more easily a large amount of greases that are deposited on debinding furnace burner hearth bottom being entered to emission-control equipment by air-introduced machine purifies, reduce the residual gas of debinding furnace burner hearth inside, guarantee that waste gas purification is more complete, thereby improve purifying rate.
preferably, described gas handling system comprises air blast, the many air-dischargings economizer bank being connected with described air blast, be communicated with and be located at the riser culverts of described body of heater one side with described many air-dischargings economizer bank, be connected with described riser culverts and be located at threading a pipe of described body of heater top more, and with the described a plurality of vertical ceramic air inlet pipe of threading a pipe and connecting one to one and extending downwardly into burner hearth bottom along inboard wall of burner hearth more, described many air-dischargings economizer bank is located at described body of heater and is located between the bottom surface heater of described inboard wall of burner hearth; By the many air-dischargings economizer bank being arranged between described body of heater and described bottom surface heater, carry out preheated air in stove, and by the air of preheating successively by riser culverts, thread a pipe and a plurality of vertical ceramic air inlet pipe is supplied to burner hearth bottom more, and form circulation ascending air, and vertical ceramic air inlet pipe extends downwardly into burner hearth bottom along inboard wall of burner hearth, further accelerate heater heat radiation, make burner hearth internal difference in temperature little, promote the even degreasing of product, simultaneously directly by carry out air preheat in body of heater, save the energy, reduce production costs.
preferably, described heater is metallic heating body; The stable performance of metallic heating body, conductibility is good, and the thermal efficiency is high, thereby improves stability and the degreasing efficiency of whole debinding furnace.
preferably, between described body of heater and described burner hearth, be also provided with thermal insulation fire-resistant layer, reduce heat and run off, guarantee that the skimming temp in stove is stable.
preferably, described body of heater comprises front door, and integrated left plate, right panel, top board, base plate, rear plate, described front door inner side adopts the convex-concave structure sealing of step, improve the sealing property of debinding furnace, reduce heat in skimming processes and run off, thereby further guarantee that the skimming temp in stove is stable.
preferably, four angles of described front door are provided with positioning through hole, on the correspondence position of described left and right plate end and described front door junction, be fixed with the screw rod matching with described positioning through hole, described front door is fixed in left and right plate end by nut and described screw rod; By nut, coordinate front door is fixing and left and right plate end with screw rod, not only guarantee front door and left and right plate end stable connection, and open convenient and swift.
the utility model has the advantages that:
1. the utility model arranges heater by the side, left, right, front and rear at described inboard wall of burner hearth and bottom surface and carries out five heating, guarantee that burner hearth internal difference in temperature is little, product degreasing degree is basically identical, thereby the further quality that guarantees product, reduces product and occurs the situations such as pore, cracking, distortion;
2. the utility model is communicated with 3 exhaust outlets and is located at respectively the left and right and trailing flank of described body of heater with burner hearth bottom, more easily a large amount of greases that are deposited on debinding furnace burner hearth bottom being entered to emission-control equipment by air-introduced machine purifies, reduce the residual gas of debinding furnace burner hearth inside, guarantee that waste gas purification is more complete, thereby improve purifying rate;
3. the utility model carries out preheated air in stove by the many air-dischargings economizer bank being arranged between described body of heater and described bottom surface heater, and by the air of preheating successively by riser culverts, thread a pipe and a plurality of vertical ceramic air inlet pipe is supplied to burner hearth bottom more, and form circulation ascending air, and vertical ceramic air inlet pipe extends downwardly into burner hearth bottom along inboard wall of burner hearth, further accelerate heater heat radiation, make burner hearth internal difference in temperature little, promote the even degreasing of product, simultaneously directly by carry out air preheat in body of heater, save the energy, reduce production costs.
Accompanying drawing explanation
below in conjunction with drawings and Examples, the utility model is further described:
fig. 1 is the front view of the utility model debinding furnace;
fig. 2 is the top view of the utility model debinding furnace;
fig. 3 is the side view of the utility model debinding furnace;
wherein: 1 body of heater, 1a front door, 2 burner hearths, 3 metallic heating bodies, 4 exhaust outlets, 5 four-way pipelines, 6 emission-control equipments, 7 air-introduced machines, 8 air blasts, 9 economizer banks, 10 riser culverts, thread a pipe 11 more, 12 vertical ceramic air inlet pipe, 13 thermal insulation fire-resistant layers, 14 convex-concave structure, 15 screw rods, 16 nuts.
The specific embodiment
embodiment: with reference to Fig. 1, 2, shown in 3, a kind of debinding furnace, comprise body of heater 1, be located at the burner hearth 2 of body of heater 1 inside, and with gas handling system and the gas extraction system of burner hearth 2 internal communication, a left side at burner hearth 2 inwalls, right, before, trailing flank and bottom surface are equipped with metallic heating body 3, in the maximum stove of this debinding furnace, temperature is 1000 ℃, in stove, effective dimensions is 800W*800L*800H, temperature control precision is ± 5 ℃, programming rate is 200 ℃/hr, and by the left side at burner hearth 2 inwalls, right, before, trailing flank and bottom surface arrange metallic heating body 3 and carry out five heating, guarantee that burner hearth 2 internal difference in temperature are little, product degreasing degree is basically identical, thereby the further quality that guarantees product, reduce product and occur pore, cracking, the situations such as distortion.
shown in Fig. 2,3, gas extraction system of the present utility model comprises 3 exhaust outlets 4 that are communicated with burner hearth 2 bottoms and are located at respectively the left and right and trailing flank of body of heater 1, the emission-control equipment 6 being communicated with by 3 exhaust outlets of four-way pipeline 5 and this, and be connected with emission-control equipment 6 and for driving the air-introduced machine 7 of exhaust, the power of this air-introduced machine 7 is 1.5kw, and air draft speed is 60m
3
/ min, and 3 exhaust outlets 4 are communicated with burner hearth 2 bottoms and are located at respectively the left and right and trailing flank of body of heater, more easily a large amount of greases that are deposited on debinding furnace burner hearth 2 bottoms being entered to emission-control equipment 6 by air-introduced machine 7 purifies, reduce the residual gas of debinding furnace burner hearth 2 inside, guarantee that waste gas purification is more complete, thereby improve purifying rate.
with reference to gas handling system of the present utility model shown in Fig. 1,3, comprise air blast 8, the many air-dischargings economizer bank 9 being connected with air blast 8, be communicated with and be located at the riser culverts 10 of body of heater 1 one sides with many air-dischargings economizer bank 9, be connected with riser culverts 10 and be located at body of heater 1 top thread a pipe 11 more, and 11 connect one to one and along burner hearth 2 inwalls, extend downwardly into a plurality of vertical ceramic air inlet pipe 12 of burner hearth 2 bottoms with threading a pipe more, many air-dischargings economizer bank 9 is located at body of heater 1 and is located between the bottom surface metallic heating body 3 of burner hearth 2 inwalls, the power of this air blast 8 is 1.5kw, and air intake speed is 2m
3
/ min, and carry out preheated air in stove by the many air-dischargings economizer bank 9 being arranged between body of heater 1 and bottom surface metallic heating body 3, and the air of preheating is passed through to riser culverts 10 successively, thread a pipe more 11 and a plurality of vertical ceramic air inlet pipe 12 be supplied to burner hearth 2 bottoms, and form circulation ascending air, and vertical ceramic air inlet pipe 12 extends downwardly into burner hearth 2 bottoms along burner hearth 2 inwalls, further accelerate metallic heating body 3 heat radiations, make burner hearth 2 internal difference in temperature little, promote the even degreasing of product, simultaneously directly by carry out air preheat in body of heater 1, save the energy, reduce production costs.
shown in Fig. 1,2,3, the utility model is also provided with thermal insulation fire-resistant layer 13 between body of heater 1 and burner hearth 2, reduces heat and runs off, and guarantees that the skimming temp in stove is stable.
shown in Fig. 2,3, the utility model body of heater 1 comprises front door 1a, and integrated left plate, right panel, top board, base plate, rear plate, front door 1a inner side adopts convex-concave structure 14 sealings of step, improve the sealing property of debinding furnace, reduce heat in skimming processes and run off, thereby further guarantee that the skimming temp in stove is stable; Tetra-angles of front door 1a are provided with positioning through hole, on the correspondence position of left and right plate end and front door 1a junction, are fixed with the screw rod 15 matching with positioning through hole, and front door 1a is fixed in left and right plate end by nut 16 and screw rod 15; By nut 16, coordinate front door 1a is fixing and left and right plate end with screw rod 15, not only guarantee front door 1a and left and right plate end stable connection, and open convenient and swift.
certainly above-described embodiment is only explanation technical conceive of the present utility model and feature, and its object is to allow person skilled in the art can understand content of the present utility model and implement according to this, can not limit protection domain of the present utility model with this.All modifications of doing according to the Spirit Essence of the utility model main technical schemes, within all should being encompassed in protection domain of the present utility model.
Claims (7)
1. a debinding furnace, comprise body of heater (1), be located at the inner burner hearth (2) of described body of heater (1), and with gas handling system and the gas extraction system of described burner hearth (2) internal communication, it is characterized in that, in side, left, right, front and rear and the bottom surface of described burner hearth (2) inwall, be equipped with heater.
2. debinding furnace according to claim 1, it is characterized in that, described gas extraction system comprises 3 exhaust outlets (4) that are communicated with described burner hearth (2) bottom and are located at respectively the left and right and trailing flank of described body of heater (1), the emission-control equipment (6) being communicated with by 3 exhaust outlets of four-way pipeline (5) and this (3), and be connected with described emission-control equipment (6) and for driving the air-introduced machine (7) of exhaust.
3. debinding furnace according to claim 1, it is characterized in that, described gas handling system comprises air blast (8), the many air-dischargings economizer bank (9) being connected with described air blast (8), be communicated with and be located at the riser culverts (10) of described body of heater (1) one side with described many air-dischargings economizer bank (9), be connected and be located at described riser culverts (10) thread a pipe (11) at described body of heater (1) top more, and connect one to one morely with described thread a pipe (11) and along burner hearth (2) inwall, extend downwardly into a plurality of vertical ceramic air inlet pipe (12) of burner hearth (2) bottom, described many air-dischargings economizer bank (9) is located at described body of heater (1) and is located between the bottom surface heater of described burner hearth (2) inwall.
4. debinding furnace according to claim 1, is characterized in that, described heater is metallic heating body (3).
5. debinding furnace according to claim 1, is characterized in that, between described body of heater (1) and described burner hearth (2), is also provided with thermal insulation fire-resistant layer (13).
6. according to the debinding furnace described in claim 1 to 5 any one, it is characterized in that, described body of heater (1) comprises front door (1a), and integrated left plate, right panel, top board, base plate, rear plate, described front door (1a) inner side adopts convex-concave structure (14) sealing of step.
7. debinding furnace according to claim 6, it is characterized in that, four angles of described front door (1a) are provided with positioning through hole, on the correspondence position of described left and right plate end and described front door (1a) junction, be fixed with the screw rod (15) matching with described positioning through hole, described front door (1a) is fixed in left and right plate end by nut (16) and described screw rod (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420204997.8U CN203940738U (en) | 2014-04-25 | 2014-04-25 | Debinding furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420204997.8U CN203940738U (en) | 2014-04-25 | 2014-04-25 | Debinding furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203940738U true CN203940738U (en) | 2014-11-12 |
Family
ID=51860046
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420204997.8U Expired - Lifetime CN203940738U (en) | 2014-04-25 | 2014-04-25 | Debinding furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203940738U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105665714A (en) * | 2016-02-01 | 2016-06-15 | 罗松文 | Safe, environment-friendly and efficient catalytic degreasing furnace and process thereof |
| CN105910435A (en) * | 2016-05-18 | 2016-08-31 | 阿尔赛(苏州)无机材料有限公司 | Degreasing and sintering integrated high-temperature elevator furnace |
| CN108106432A (en) * | 2017-12-22 | 2018-06-01 | 合肥费舍罗热工装备有限公司 | A kind of ceramics shaping degreasing pre-burning stove |
| CN109108281A (en) * | 2018-08-21 | 2019-01-01 | 三峡大学 | Air passage structure in a kind of hard alloy and cermet debinding furnace burner hearth |
| CN111895783A (en) * | 2019-05-06 | 2020-11-06 | 合肥高歌热处理应用技术有限公司 | Hot air circulation degreasing pre-burning furnace |
-
2014
- 2014-04-25 CN CN201420204997.8U patent/CN203940738U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105665714A (en) * | 2016-02-01 | 2016-06-15 | 罗松文 | Safe, environment-friendly and efficient catalytic degreasing furnace and process thereof |
| CN105910435A (en) * | 2016-05-18 | 2016-08-31 | 阿尔赛(苏州)无机材料有限公司 | Degreasing and sintering integrated high-temperature elevator furnace |
| CN108106432A (en) * | 2017-12-22 | 2018-06-01 | 合肥费舍罗热工装备有限公司 | A kind of ceramics shaping degreasing pre-burning stove |
| CN109108281A (en) * | 2018-08-21 | 2019-01-01 | 三峡大学 | Air passage structure in a kind of hard alloy and cermet debinding furnace burner hearth |
| CN111895783A (en) * | 2019-05-06 | 2020-11-06 | 合肥高歌热处理应用技术有限公司 | Hot air circulation degreasing pre-burning furnace |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |