CN106524751A - Full-automatic cascode double-layer roller kiln - Google Patents
Full-automatic cascode double-layer roller kiln Download PDFInfo
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- CN106524751A CN106524751A CN201611256981.1A CN201611256981A CN106524751A CN 106524751 A CN106524751 A CN 106524751A CN 201611256981 A CN201611256981 A CN 201611256981A CN 106524751 A CN106524751 A CN 106524751A
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- kiln body
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- way
- waste heat
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
- F27B9/02—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity of multiple-track type; of multiple-chamber type; Combinations of furnaces
- F27B9/021—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity of multiple-track type; of multiple-chamber type; Combinations of furnaces having two or more parallel tracks
- F27B9/025—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity of multiple-track type; of multiple-chamber type; Combinations of furnaces having two or more parallel tracks having two or more superimposed tracks
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
- F27B9/06—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity heated without contact between combustion gases and charge; electrically heated
- F27B9/062—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity heated without contact between combustion gases and charge; electrically heated electrically heated
- F27B9/063—Resistor heating, e.g. with resistors also emitting IR rays
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
- F27B9/12—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity with special arrangements for preheating or cooling the charge
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
- F27B9/30—Details, accessories, or equipment peculiar to furnaces of these types
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
- F27B9/12—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity with special arrangements for preheating or cooling the charge
- F27B2009/122—Preheating
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Tunnel Furnaces (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The invention discloses a full-automatic cascode double-layer roller kiln. The full-automatic cascode double-layer roller kiln comprises a kiln body and an automatic feeding and discharging circulation system. The kiln body comprises a lower kiln body layer and an upper kiln body layer. A feeding inlet is formed in the front end of the upper kiln body layer. A discharging outlet is formed in the front end of the lower kiln body layer. The rear end of the upper kiln body layer is flush with the rear end of the lower kiln body layer. The automatic feeding and discharging circulation system comprises a feeding mechanism arranged corresponding to the feeding inlet, a discharging mechanism arranged corresponding to the discharging outlet, and a transferring mechanism used for transferring materials in the upper kiln body layer into the lower kiln body layer. The upper kiln body layer and the lower kiln body layer are internally provided with roller ways correspondingly. A waste heat preheating section, a pre-drying section, a drying section, a temperature increasing section, a sintering zone and a temperature decreasing zone are sequentially arranged in the kiln body in the advancing direction of the materials. The pre-drying section comprises a waste heat pre-drying section close to the waste heat preheating section, and a heating pre-drying section away from the waste heat preheating section. An exhaust fan is arranged in the temperature decreasing zone. An air outlet of the exhaust fan communicates with the waste heat preheating section and the waste heat pre-drying section.
Description
Technical field
The invention belongs to kiln technical field, is specifically a kind of full-automatic string stacked type double-layer roller table kiln.
Background technology
Single channel unidirectional operation being adopted traditional electrical kiln, product is in electric kiln body through preheating zone, the thermal treatment zone, high temperature more
Area, heat preservation zone and cooling area, and heating tube is distributed with the both sides for burning till duct the product in kiln is heated, extensively apply
Produce in structural ceramicss, function ceramics, fluorescent material, rare earth material, lithium battery material (cobalt acid lithium), magnetic material, nano material etc.
The sintering of product, but this electrical kiln heat utilization efficiency in heating process is low, high energy consumption, and the efficiency of energy utilization for improving kiln already becomes
Industry-by-industry carries out the emphasis of energy-saving and emission-reduction.
The Chinese patent of Publication No. CN 205262173U discloses a kind of double-deck sintering kiln, including kiln, middle to protect
Kiln is divided into two-layer by warm layer, and each layer has preheating zone, high-temperature region and cooling zone successively, and bilevel high-temperature region is located at kiln
Interlude, upper strata preheating zone are located on the right side of kiln with lower floor cooling zone, and lower floor preheating zone is located on the left of kiln with upper strata cooling zone,
Each cooling zone configures a cooling and squeezes into blower fan, and upper strata cooling zone is also configured with a cooling takes out hot-air blower cooling hot blast is sent to
Lower floor preheating zone, and lower floor cooling zone is sent to upper strata preheating zone, each layer preheating zone configuration one hot blast in intermediate insulating layer perforate
Platform wet-emitting blower, each section of kiln have roll-type transporter, and there is travelling platform at kiln two ends.Although the double-deck sintering kiln is one
Determine in degree, to reach the technical purpose of energy saving, but, the two-layer independent operating up and down of the kiln, equivalent to two lists
The superposition of the kiln of passage unidirectional operation, it is impossible to play the technique effect for reducing floor space.
The content of the invention
In view of this, it is an object of the invention to provide a kind of full-automatic string stacked type double-layer roller table kiln, with automatization
The advantage that degree is high, energy-saving, floor space is little and production capacity is high.
To reach above-mentioned purpose, the present invention provides following technical scheme：
A kind of full-automatic string stacked type double-layer roller table kiln, including kiln body and automatic feed/discharge blood circulation；
The kiln body includes lower floor's kiln body and the upper strata kiln body being arranged on above lower floor's kiln body, the front end of the upper strata kiln body
It is provided with charging aperture, the front end of lower floor's kiln body is provided with discharging opening, after the rear end of the upper strata kiln body and lower floor's kiln body
End alignment, the automatic feed/discharge blood circulation include being correspondingly arranged at feeding mechanism and the discharging opening with the charging aperture
The discharging mechanism that is correspondingly arranged and it is arranged between the upper strata kiln body rear end and lower floor's kiln body rear end for by the upper strata kiln
Material transporting mechanism in internal material transfer to lower floor's kiln body；It is respectively equipped with the upper strata kiln body and lower floor's kiln body
For the roller-way for driving material to advance；
Along the direction of advance of the material, waste heat preheating section, prebake section, drying section, intensification in the kiln body, are sequentially provided with
Section, sintering zone and cooling area, wherein, the waste heat preheating section and prebake section are arranged in the upper strata kiln body, the drying
Section, warming-up section, sintering zone and cooling area are arranged in lower floor's kiln body；The prebake section includes preheating near the waste heat
The waste heat prebake section and the heating prebake section away from the waste heat preheating section of section；Air exhauster, institute are provided with the cooling area
The air outlet for stating air exhauster is connected with the waste heat preheating section and waste heat prebake section respectively.
Further, the Resistant heating device I being provided with the waste heat prebake section below roller-way, and the waste heat
The top of prebake section is connected with the air outlet of the air exhauster；
The feeding mechanism includes charging roller, for by the elevator of material lifting to the upper strata kiln body place height and position
Structure and the feeding roller-way for material to be delivered to the charging aperture；The hoisting mechanism includes lift carriage and lifting bin,
Lifting motor is provided with the top of the lift carriage and rotatable engagement is arranged on the lifting crossbeam in the lift carriage, it is described to carry
It is provided between the output shaft of lifting motor and the lifting crossbeam for driving the worm type of reduction gearing for lifting crossbeam rotation
I, the crossbeam that lifted is respectively arranged at two ends with top sprocket wheel, and the bottom of the lift carriage corresponded with the top sprocket wheel
Be provided with bottom sprocket wheel, between the corresponding top sprocket wheel and bottom sprocket wheel, be provided with lifting chain, two described lifted chain respectively with
The lifting bin is fixedly connected；
The lifting bin includes splicing roller-way, and installing rack is provided with below the splicing roller-way, and the installing rack is provided with use
In the splicing motor for driving the splicing roller bed rotation；
The feeding roller-way includes docking with the splicing roller-way and parallel with the roller-way being arranged in the upper strata kiln body auxiliary
Help roller-way, the auxiliary roller-way and be arranged between the roller-way at the charging aperture and be provided with chain type feed mechanism.
Further, Resistant heating device respectively positioned at the upper and lower both sides of the roller-way is provided with the heating prebake section
Ⅱ。
Further, the Resistant heating device III respectively positioned at the upper and lower both sides of the roller-way is provided with the drying section.
Further, the warming-up section includes Resistant heating section and globar bringing-up section, and the Resistant heating section is close
The drying section is arranged, and the Resistant heating being provided with the Resistant heating section respectively positioned at the upper and lower both sides of the roller-way is filled
IV is put, the globar heater I respectively positioned at the upper and lower both sides of the roller-way in the globar bringing-up section, is provided with.
The length ratio of the waste heat preheating section, prebake section, drying section, warming-up section, sintering zone and cooling area is 7.5:
22.5:6:10:8:Length ratio between 21, and the waste heat prebake section and the heating prebake section is 12.5:10, institute
It is 4 to state the length ratio between Resistant heating section and the globar bringing-up section:6.
Further, the globar heater II respectively positioned at the upper and lower both sides of the roller-way is provided with the sintering zone.
Further, heat insulation layer is provided with the transport box；The transport box is provided with maintenance door.
Further, measurement is respectively provided with the transfer carriage and the contact of the spacing transhipment bin upper-lower position is passed
Sensor VI and touch sensor V, the transhipment bin are provided with above the transhipment roller-way and for whether detecting material
Sensor II in place.
Further, the transfer carriage is provided with the sleeve for being enclosed within the transport chain.
The beneficial effects of the present invention is：
The full-automatic string stacked type double-layer roller table kiln of the present invention, by kiln body is set to upper strata kiln body and lower floor's kiln body, and sets
Feeding mechanism and material transporting mechanism are put, thus, material can be entered in kiln body from the charging aperture being arranged in the kiln body of upper strata, Jing burns
From the discharge hole for discharge being arranged in lower floor's kiln body after knot, i.e., an entirety between upper strata kiln body and lower floor's kiln body, is formed, it is identical
The area that the kiln body of length takes is less；The automatic transhipment of material is realized by arranging automatic feed/discharge blood circulation, with certainly
The high advantage of dynamicization degree；Waste heat is delivered to into waste heat preheating section and waste heat prebake section using air exhauster, it is possible to increase energy profit
With effect, reducing energy consumption.
Jing tests find, when the full-automatic string stacked type double-layer roller table kiln of the present invention is used for sintered permanent ferrite, obtain
Following technique effect：
1st, energy-conservation：The specific energy consumption of sintered permanent ferrite is less than 0.55kW h/kg, reduces about than conventional monolayers roller furnace
25%, significantly reduce energy consumption, saves energy；
2. production capacity：Drastically increase production yields, the permanent-magnet ferrite production yields of current single device exceeded 18 tons/
My god, about 1 times is improve than conventional monolayers roller furnace；
3. floor space is little：Do not increase floor space while yield and reducing energy consumption is greatly increased, saved Factory Building and built
It is set as this.
Description of the drawings
In order that the purpose of the present invention, technical scheme and beneficial effect are clearer, the present invention provides drawings described below and carries out
Explanation：
Fig. 1 is the structural representation of full-automatic string stacked type double-layer roller table kiln embodiment of the invention；
A detail drawings of the Fig. 2 for Fig. 1；
B detail drawings of the Fig. 3 for Fig. 1；
Structural representations of the Fig. 4 for feeding mechanism；
Top views of the Fig. 5 for Fig. 4；
Left views of the Fig. 6 for Fig. 4；
Structural representations of the Fig. 7 for material transporting mechanism；
Fig. 8 is the structural representation of transfer carriage and transhipment bin；
Left views of the Fig. 9 for Fig. 8；
Figure 10 is the present embodiment for temperature profile during sintered permanent ferrite.
Specific embodiment
The invention will be further described with specific embodiment below in conjunction with the accompanying drawings, so that those skilled in the art can be with
It is better understood from the present invention and can be practiced, but illustrated embodiment is not as a limitation of the invention.
As shown in figure 1, for the structural representation of string stacked type double-layer roller table kiln embodiment of the invention full-automatic.The present embodiment
Full-automatic string stacked type double-layer roller table kiln, including kiln body and automatic feed/discharge blood circulation.
The kiln body of the present embodiment includes lower floor's kiln body 2 and the upper strata kiln body 1 being arranged on above lower floor's kiln body 2, upper strata kiln body 1
Front end be provided with charging aperture 3, the front end of lower floor's kiln body 2 is provided with discharging opening 4, the rear end of upper strata kiln body 1 and the rear end of lower floor's kiln body 2
Alignment.The automatic feed/discharge blood circulation of the present embodiment includes being correspondingly arranged at feeding mechanism and discharging opening 4 pairs with charging aperture 3
The discharging mechanism that should arrange and it is arranged between 2 rear end of 1 rear end of upper strata kiln body and lower floor's kiln body for by the thing in upper strata kiln body 1
Material is transported to the material transporting mechanism in lower floor's kiln body 2.Use is respectively equipped with the upper strata kiln body 1 and lower floor's kiln body 2 of the present embodiment
In the roller-way 5 for driving material to advance.
Along the direction of advance of material, waste heat preheating section 6, prebake section 7, drying section 8, warming-up section in kiln body, are sequentially provided with
9th, sintering zone 10 and cooling area 11, wherein, waste heat preheating section 6 and prebake section 7 are arranged in upper strata kiln body 1, drying section 8, liter
Temperature section 9, sintering zone 10 and cooling area 11 are arranged in lower floor's kiln body 2.Prebake section 7 includes the waste heat near waste heat preheating section 6
Prebake section 7a and heating prebake section 7b away from waste heat preheating section 6.Air exhauster 12 is provided with cooling area 11, air exhauster 12
Air outlet is connected with waste heat preheating section 6 and waste heat prebake section 7a respectively.
Further, the Resistant heating device I 13 being provided with waste heat prebake section 7a below roller-way 5, and waste heat is pre-
The top of drying section 7a is connected with the air outlet of air exhauster 12.It is provided with heating prebake section 7b of the present embodiment and is located at respectively
The Resistant heating device II 14 of roller-way both sides about 5.It is provided with the drying section 8 of the present embodiment respectively positioned at roller-way two about 5
The Resistant heating device III 15 of side.The warming-up section 9 of the present embodiment includes Resistant heating section 9a and globar bringing-up section 9b, electricity
Resistance silk bringing-up section 9a is arranged near drying section 8, and resistance respectively positioned at roller-way both sides about 5 is provided with Resistant heating section 9a
Silk heater IV 16, is provided with the globar heater I 17 respectively positioned at roller-way both sides about 5 in globar bringing-up section 9b.
Globar heater II respectively positioned at roller-way both sides about 5,6 He of waste heat preheating section are provided with the sintering zone 10 of the present embodiment
Heater is not provided with cooling area 11, by waste heat preheating section 6, prebake section 7, drying section 8, warming-up section 9, sintering zone 10
The heater of variety classes and quantity is respectively provided with cooling area 11, is capable of achieving in kiln in conjunction with auto temperature controlled system
The effective control of warm area curve, controls the speed of roller-way 5, you can guarantee material according to the temperature curve of setting and the time of setting
Scope carries out preheating, dry, sinter and cooling down, it is ensured that the sintering process of material is carried out according to the process route of setting.
Further, the feeding mechanism of the present embodiment include charging roller 19, for material lifting is located to upper strata kiln body 1
The hoisting mechanism of height and position and the feeding roller-way for material to be delivered to charging aperture.Hoisting mechanism includes 20 He of lift carriage
Bin 21 is lifted, the top of lift carriage 20 is provided with the lifting horizontal stroke of lifting motor 22 and rotatable engagement in lift carriage 20
Beam 23, is provided between the output shaft and lifting crossbeam 23 of lifting motor 22 for driving the worm and gear for lifting the rotation of crossbeam 23 to subtract
Fast device I 24, lift crossbeam 23 are respectively arranged at two ends with top sprocket wheel 25,25 1 a pair of bottom and the top sprocket wheel of lift carriage 20
Bottom sprocket wheel should be provided with, lifting chain 26 between corresponding top sprocket wheel 25 and bottom sprocket wheel, is provided with, two lifting chains 26 respectively with
Lift bin 21 to be fixedly connected.The lifting bin of the present embodiment includes splicing roller-way 27, and the lower section of splicing roller-way 27 is provided with installation
Frame 28, installing rack 28 are provided with the splicing motor 29 for driving splicing roller-way 27 to rotate.The feeding roller-way of the present embodiment includes
Dock with splicing roller-way 27 and the auxiliary roller-way 30 parallel with the roller-way 5 being arranged in upper strata kiln body 1, aid in roller-way 30 and arrange
Chain type feed mechanism is provided between the roller-way 5 at charging aperture 3.The lift carriage 20 of the present embodiment is provided with described for being enclosed within
Lift the sleeve 33 on chain 26.
The chain type feed mechanism of the present embodiment include respectively with auxiliary roller-way 30 and upper strata kiln charging aperture 3 at roller-way 5
The sprocket wheel 31 being correspondingly arranged, is provided with feeding chain 32 between the sprocket wheel 31, feeding chain 32 is set at least two for being parallel to each other,
The feeding chain 32 of the present embodiment is set to two for being parallel to each other.The charging roller 19 of the present embodiment, auxiliary roller-way 30 and chain type
Feed mechanism is equipped with power set, is not repeated.
The end of the charging roller 19 of the present embodiment is provided with for detecting material whether sensor I in place, lift carriage
20 are provided with for measurement respectively and the spacing touch sensor I and touch sensor II for lifting 21 upper-lower position of bin, auxiliary
Roller-way 30 is provided with the touch sensor III for being positioned at material on feeding chain, is arranged on the roller-way 5 at charging aperture 3 and sets
There is the postive stop baffle for limited object discharge position.Thus, automatically the material on charging roller 19 can be fed to charging aperture 3
Place, realizes automatic charging.
Further, the material transporting mechanism of the present embodiment includes closed heat insulation and lid is mounted in upper strata kiln body 1 and lower floor's kiln body 2
The transport box 34 of rear end, is provided with transfer carriage 35 and transhipment bin 36 in transport box 34, the top of transfer carriage 35 is provided with transhipment motor
37 and rotatable engagement be arranged on transfer carriage 35 on transhipment crossbeam 38, transport motor 37 output shaft and transhipment crossbeam 38 between set
Have a worm type of reduction gearing II 39, and transport crossbeam 38 be respectively arranged at two ends with top transhipment sprocket wheel 40, on transfer carriage 35 with it is upper
Portion's transhipment sprocket wheel 40 is corresponded and is provided with bottom transhipment sprocket wheel, is set between corresponding top transhipment sprocket wheel 40 and bottom transhipment sprocket wheel
There is transport chain 41, two transport chains 41 are fixedly connected with transhipment bin 36 respectively.The transfer carriage 35 of the present embodiment be provided with for
The sleeve 42 being enclosed within the transport chain 41.The transhipment bin 36 of the present embodiment includes transporting roller-way 43, sets on transhipment roller-way 43
There is transhipment roller, the roller-way 5 being arranged in lower floor's kiln body 2 is stretched in transport box 34, and transport transhipment roller and the position of roller-way 43
It is crisscross arranged between the conveying roller of the roller-way in transport box 34, thus, i.e. using the dynamic of the roller-way being located in transport box 34
Power is delivered to material in lower floor's kiln body 2.
Heat insulation layer 44 is provided with the transport box 34 of the present embodiment, and transport box 34 is provided with maintenance door 45.This enforcement
The touch sensor VI and sensing contact of measurement spacing transhipment bin upper-lower position are respectively provided with the transfer carriage 35 of example
Device V, transhipment bin 36 are provided with above transhipment roller-way and for detecting material whether sensor II in place.
Certainly, the mechanism that feeding mechanism can also adopt other similar realizes, is not repeated.
The full-automatic string stacked type double-layer roller table kiln of the present embodiment, by kiln body is set to upper strata kiln body and lower floor's kiln
Body, and feeding mechanism and material transporting mechanism are set, thus, material can enter kiln body from the charging aperture being arranged in the kiln body of upper strata
It is interior, it is sintered after between the discharge hole for discharge being arranged in lower floor's kiln body, i.e. upper strata kiln body and lower floor's kiln body formed one it is whole
Body, the area that the kiln body of equal length takes are less；The automatic transhipment of material is realized by arranging automatic feed/discharge blood circulation,
There is high degree of automation；By arrange auto temperature controlled system, and limit waste heat preheating section, prebake section, drying section,
The length ratio of warming-up section, sintering zone and cooling area, and then the temperature curve in kiln body can be easily controlled, can effectively improve
Waste heat is delivered to waste heat preheating section and waste heat prebake section in combination with air exhauster by sintering effect, it is possible to increase utilization of energy is imitated
Really, reducing energy consumption.
The waste heat preheating section 6 of the present embodiment, prebake section 7, drying section 8, warming-up section 9, sintering zone 10 and cooling area 11
Length ratio is 7.5:22.5:6:10:8:21, and waste heat prebake section 7a and heating prebake section 7b between length ratio be
12.5:10.The overall length of the kiln of the present embodiment is set to 75 meters, waste heat preheating section 6, prebake section 7, drying section 8, warming-up section 9,
The length of sintering zone 10 and cooling area 11 is respectively 7.5 meters, 22.5 meters, 6 meters, 10 meters, 8 meters, 21 meters, and waste heat prebake section 7a
12.5 meters and 10 meters are respectively with the length of heating prebake section 7b.Resistant heating section 9a of the present embodiment is heated with globar
Length ratio between section 9b is 4:6, i.e. Resistant heating section 9a are respectively 4 meters and 6 meters with the length of globar bringing-up section 9b.
The full-automatic string stacked type double-layer roller table kiln of the present embodiment also includes auto temperature controlled system, auto temperature controlled system control
Temperature curve in kiln body is：
Temperature in upper strata kiln body 1 gradually increases along material direction of advance, and the temperature curve in upper strata kiln body 1 is：
y=T1x/30a+T0
Wherein, element lengths of a for kiln body, i.e. waste heat preheating section, prebake section, drying section, warming-up section, sintering zone and cooling area
Length be respectively 7.5a, 22.5a, 6a, 10a, 8a, 21a, the a=1 rice of the present embodiment；
T1For the maximum temperature of 1 rear end of upper strata kiln, when the full-automatic string stacked type double-layer roller table kiln of the present embodiment is used to sinter
During permanent-magnet ferrite, T1=400℃；T0For room temperature.
Temperature curve in drying section 8 and warming-up section 9 is：
y=(T2-T1)(x-30a)/16a+T1
Wherein, T2For sintering temperature, when the full-automatic string stacked type double-layer roller table kiln of the present embodiment is used for sintered permanent ferrite
When, T2=1200-1260℃；
Temperature curve in sintering zone 10 is：y=T2；
Temperature curve in cooling area 11 is：y=(T3-T2)(x-54a)/21a+T2
Wherein, T3For the drop temperature of setting, the drop temperature of the present embodiment is set as room temperature.
Jing tests find, when the full-automatic string stacked type double-layer roller table kiln of the present embodiment is used for sintered permanent ferrite, take
Obtained following technique effect：
1st, energy-conservation：The specific energy consumption of sintered permanent ferrite is less than 0.55kW h/kg, reduces about than conventional monolayers roller furnace
25%, significantly reduce energy consumption, saves energy；
2. production capacity：Drastically increase production yields, the permanent-magnet ferrite production yields of current single device exceeded 18 tons/
My god, about 1 times is improve than conventional monolayers roller furnace；
3. floor space is little：Do not increase floor space while yield and reducing energy consumption is greatly increased, saved Factory Building and built
It is set as this.
Embodiment described above is only to absolutely prove the present invention and the preferred embodiment lifted, the protection model of the present invention
Enclose not limited to this.Equivalent substitute or conversion that those skilled in the art are made on the basis of the present invention, in the present invention
Protection domain within.Protection scope of the present invention is defined by claims.
Claims (10)
1. a kind of full-automatic string stacked type double-layer roller table kiln, it is characterised in that：Including kiln body and automatic feed/discharge blood circulation；
The kiln body includes lower floor's kiln body and the upper strata kiln body being arranged on above lower floor's kiln body, the front end of the upper strata kiln body
It is provided with charging aperture, the front end of lower floor's kiln body is provided with discharging opening, after the rear end of the upper strata kiln body and lower floor's kiln body
End alignment, the automatic feed/discharge blood circulation include being correspondingly arranged at feeding mechanism and the discharging opening with the charging aperture
The discharging mechanism that is correspondingly arranged and it is arranged between the upper strata kiln body rear end and lower floor's kiln body rear end for by the upper strata kiln
Material transporting mechanism in internal material transfer to lower floor's kiln body；It is respectively equipped with the upper strata kiln body and lower floor's kiln body
For the roller-way for driving material to advance；
Along the direction of advance of the material, waste heat preheating section, prebake section, drying section, intensification in the kiln body, are sequentially provided with
Section, sintering zone and cooling area, wherein, the waste heat preheating section and prebake section are arranged in the upper strata kiln body, the drying
Section, warming-up section, sintering zone and cooling area are arranged in lower floor's kiln body；The prebake section includes preheating near the waste heat
The waste heat prebake section and the heating prebake section away from the waste heat preheating section of section；Air exhauster, institute are provided with the cooling area
The air outlet for stating air exhauster is connected with the waste heat preheating section and waste heat prebake section respectively；
The feeding mechanism includes charging roller, for by the elevator of material lifting to the upper strata kiln body place height and position
Structure and the feeding roller-way for material to be delivered to the charging aperture；The hoisting mechanism includes lift carriage and lifting bin,
Lifting motor is provided with the top of the lift carriage and rotatable engagement is arranged on the lifting crossbeam in the lift carriage, it is described to carry
It is provided between the output shaft of lifting motor and the lifting crossbeam for driving the worm type of reduction gearing for lifting crossbeam rotation
I, the crossbeam that lifted is respectively arranged at two ends with top sprocket wheel, and the bottom of the lift carriage corresponded with the top sprocket wheel
Be provided with bottom sprocket wheel, between the corresponding top sprocket wheel and bottom sprocket wheel, be provided with lifting chain, two described lifted chain respectively with
The lifting bin is fixedly connected；
The lifting bin includes splicing roller-way, and installing rack is provided with below the splicing roller-way, and the installing rack is provided with use
In the splicing motor for driving the splicing roller bed rotation；
The feeding roller-way includes docking with the splicing roller-way and parallel with the roller-way being arranged in the upper strata kiln body auxiliary
Help roller-way, the auxiliary roller-way and be arranged between the roller-way at the charging aperture and be provided with chain type feed mechanism.
2. full-automatic string stacked type double-layer roller table kiln according to claim 1, it is characterised in that：The waste heat prebake section
The Resistant heating device I being inside provided with below roller-way, and the top of the waste heat prebake section and the air exhauster go out
Air port is connected.
3. full-automatic string stacked type double-layer roller table kiln according to claim 2, it is characterised in that：The heating prebake section
Resistant heating device II respectively positioned at the upper and lower both sides of the roller-way is provided with inside.
4. full-automatic string stacked type double-layer roller table kiln according to claim 3, it is characterised in that：It is provided with the drying section
Respectively positioned at the Resistant heating device III of the upper and lower both sides of the roller-way.
5. full-automatic string stacked type double-layer roller table kiln according to claim 4, it is characterised in that：The warming-up section includes electricity
Resistance silk bringing-up section and globar bringing-up section, the Resistant heating section is arranged near the drying section, and the Resistant heating
The Resistant heating device IV respectively positioned at the upper and lower both sides of the roller-way is provided with section, in the globar bringing-up section, difference is provided with
Positioned at the globar heater I of the upper and lower both sides of the roller-way.
6. full-automatic string stacked type double-layer roller table kiln according to claim 5, it is characterised in that：The waste heat preheating section,
The length ratio of prebake section, drying section, warming-up section, sintering zone and cooling area is 7.5:22.5:6:10:8:21, and it is described remaining
Length ratio between hot prebake section and the heating prebake section is 12.5:10, the Resistant heating section and the carbon
Length ratio between silicon rod bringing-up section is 4:6.
7. full-automatic string stacked type double-layer roller table kiln according to claim 1, it is characterised in that：It is provided with the sintering zone
Respectively positioned at the globar heater II of the upper and lower both sides of the roller-way.
8. full-automatic string stacked type double-layer roller table kiln according to claim 1, it is characterised in that：It is provided with the transport box
Heat insulation layer；The transport box is provided with maintenance door.
9. full-automatic string stacked type double-layer roller table kiln according to claim 1, it is characterised in that：On the transfer carriage respectively
It is provided with for measurement and the spacing touch sensor VI and touch sensor V for transporting bin upper-lower position, the transhipment material
Frame is provided with above the transhipment roller-way and for detecting material whether sensor II in place.
10. full-automatic string stacked type double-layer roller table kiln according to claim 1, it is characterised in that：Set on the transfer carriage
There is the sleeve for being enclosed within the transport chain.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201611256981.1A CN106524751B (en) | 2016-12-30 | 2016-12-30 | Full-automatic string stacked type double-layer roller table kiln |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201611256981.1A CN106524751B (en) | 2016-12-30 | 2016-12-30 | Full-automatic string stacked type double-layer roller table kiln |
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| CN106524751A true CN106524751A (en) | 2017-03-22 |
| CN106524751B CN106524751B (en) | 2019-01-11 |
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| CN201611256981.1A Active CN106524751B (en) | 2016-12-30 | 2016-12-30 | Full-automatic string stacked type double-layer roller table kiln |
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| CN107144126A (en) * | 2017-06-26 | 2017-09-08 | 湖北华夏窑炉工业(集团)有限公司 | Wet pressing ferrite magnetic material dry heat system |
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| Publication number | Publication date |
|---|---|
| CN106524751B (en) | 2019-01-11 |
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