CN109556396B - Ultra-long roller kiln for sintering lithium ion battery anode material - Google Patents
Ultra-long roller kiln for sintering lithium ion battery anode material Download PDFInfo
- Publication number
- CN109556396B CN109556396B CN201811488544.1A CN201811488544A CN109556396B CN 109556396 B CN109556396 B CN 109556396B CN 201811488544 A CN201811488544 A CN 201811488544A CN 109556396 B CN109556396 B CN 109556396B
- Authority
- CN
- China
- Prior art keywords
- guide
- sagger
- roller
- rail plate
- guide rail
- 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.)
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Links
- 238000005245 sintering Methods 0.000 title claims abstract description 10
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 title claims abstract description 9
- 229910001416 lithium ion Inorganic materials 0.000 title claims abstract description 9
- 239000010405 anode material Substances 0.000 title claims abstract description 8
- 238000010438 heat treatment Methods 0.000 claims abstract description 13
- 230000033001 locomotion Effects 0.000 claims abstract description 9
- 230000005540 biological transmission Effects 0.000 claims description 12
- 239000007774 positive electrode material Substances 0.000 claims description 2
- 239000000463 material Substances 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000000903 blocking effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000032258 transport Effects 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- HMDDXIMCDZRSNE-UHFFFAOYSA-N [C].[Si] Chemical compound [C].[Si] HMDDXIMCDZRSNE-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011449 brick Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 229910010272 inorganic material Inorganic materials 0.000 description 1
- 239000011147 inorganic material Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Classifications
-
- 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
- F27B9/14—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity characterised by the path of the charge during treatment; characterised by the means by which the charge is moved during treatment
- F27B9/20—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity characterised by the path of the charge during treatment; characterised by the means by which the charge is moved during treatment the charge moving in a substantially straight path tunnel furnace
- F27B9/26—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity characterised by the path of the charge during treatment; characterised by the means by which the charge is moved during treatment the charge moving in a substantially straight path tunnel furnace on or in trucks, sleds, or containers
-
- 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
- F27B9/3077—Arrangements for treating electronic components, e.g. semiconductors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D3/00—Charging; Discharging; Manipulation of charge
- F27D3/12—Travelling or movable supports or containers for the charge
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Tunnel Furnaces (AREA)
- Battery Electrode And Active Subsutance (AREA)
Abstract
The invention discloses an ultra-long roller kiln for sintering a lithium ion battery anode material, which comprises a furnace body, wherein a heating rod, a roller rod and saggers are arranged in the furnace body, the plurality of roller rods are orderly arranged to form a roller way for conveying the saggers, the heating rod is positioned below the roller way, a plurality of rows of saggers are arranged on the roller way, guide rods are arranged on two sides of each row of saggers, two ends of each guide rod are connected with guide devices, and the guide devices are arranged at an inlet and an outlet of the furnace body. The roller way formed by the roller bars in the furnace body conveys the sagger containing materials, the heating bars heat the sagger, the guide bars are arranged on two sides of the sagger and move left and right under the driving of the guide device, the structure is simple, the movement track of the sagger is actively guided, and the sagger is effectively prevented from being blocked due to the deviation of the sagger on the roller way.
Description
Technical Field
The invention relates to firing equipment, in particular to an ultra-long roller kiln for sintering a lithium ion battery anode material.
Background
The inner roller way of the roller kiln for lithium battery is mainly composed of a heat insulation layer, a silicon-carbon heating rod, a ceramic roller rod, refractory bricks and the like, the arrangement mode of the sagger for transporting materials is generally single row 2-6 columns, and then materials in the sagger pass through different temperature areas through the rotation of the roller rod, so that continuous sintering production is completed. When the roller way of the roller kiln is long, the rolling position of the sagger filled in the roller way of the kiln is easy to deviate from a preset straight line path to cause a blocking event, thereby causing production stagnation. The existing roller kiln is generally guided by adopting a guide belt or a guide wheel, and the guide wheel is a self-rotation passive guiding movement path when external force is applied; the guide belt is a static structure, and a layer of strip is built by inorganic materials, and the guide belt does not move or rotate. The active guiding can not actively guide the movement path of the sagger, so as to prevent the blockage.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides the roller kiln for the anode material of the lithium ion battery, which can actively guide and prevent blocking.
The technical scheme adopted for solving the technical problems is as follows:
the utility model provides a lithium ion battery positive electrode material sintering is with overlength roller kiln, includes the furnace body, be equipped with heating rod, roller stick, sagger in the furnace body, a plurality of roller sticks are orderly arranged and are formed the roll table that transports the sagger, and the heating rod is located the roll table below, be equipped with many rows of saggers on the roll table, every row of sagger left and right sides is equipped with the guide bar, and the guide bar is parallel with roll table and sagger direction of motion, the guide bar both ends all are connected with guider, and the guide bar moves about under guider's drive.
Preferably, the guiding device is arranged at the inlet and the outlet of the furnace body and comprises supporting legs, a guide rail plate, a tensioner and a transmission device, wherein each supporting leg comprises a guide post, limiting nuts and fixing holes, two ends of the guide rail plate are respectively connected with one supporting leg, the limiting nuts are arranged on the guide posts, the fixing holes are formed in the guide posts, and the guide rail plate is positioned between the limiting nuts and the fixing holes on the guide posts.
Preferably, the tensioner comprises a tensioning strip, a limit bolt and a spring, wherein the tensioning strip penetrates through the guide rail plate, one end of the tensioning strip is connected with the limit bolt positioned on the outer side of the guide rail plate, the other end of the tensioning strip is connected with the spring, the transmission device comprises a motor and a transmission shaft, the motor is fixed on the guide rail plate, and the motor is connected with the tensioning strip through the transmission shaft.
Preferably, both ends of the guide bar are connected with the guide device through a connecting spring.
Preferably, the guide rail plate is provided with a guide rail groove.
The beneficial effects are that:
the roller way formed by the roller bars in the furnace body conveys the sagger containing materials, the heating bars heat the sagger, the guide bars are arranged on two sides of the sagger and move left and right under the driving of the guide device, the structure is simple, the movement track of the sagger is actively guided, and the sagger is effectively prevented from being blocked due to the deviation of the sagger on the roller way.
Drawings
The invention will be further described with reference to the drawings and examples.
FIG. 1 is a schematic view of the roller kiln structure of the present invention;
FIG. 2 is a schematic view of the exit or entrance of the roller kiln of the present invention;
FIG. 3 is a block diagram of a guide of the present invention;
FIG. 4 is a schematic view of the initial state of the guide bar of the present invention;
FIG. 5 is a schematic view of a first stroke of a guide bar of the present invention;
FIG. 6 is a schematic view of a second stroke of a guide bar of the present invention.
Reference numerals in the drawings: 1-furnace body, 2-heating rod, 3-roller rod, 4-sagger, 5-roller way, 6-guide rod, 7-guide device, 71-supporting leg, 711-guide column, 712-limit nut, 713-fixing hole, 72-guide rail plate, 73-tensioner, 731-tensioning strip, 732-limit bolt, 733-spring, 74-transmission device, 741-motor, 742-transmission shaft.
Detailed Description
Referring to fig. 1 and 2, an embodiment of an ultra-long roller kiln for sintering anode materials of lithium ion batteries is provided, and the ultra-long roller kiln comprises a furnace body 1, wherein a heating rod 2, a roller rod 3 and a sagger 4 are arranged in the furnace body 1, the roller rods 3 are orderly arranged to form a roller way 5 for conveying the sagger 4, the heating rod 2 is positioned below the roller way 5, a plurality of saggers 4 are arranged on the roller way 5, guide rods 6 are arranged on the left side and the right side of each sagger 4, the guide rods 6 are parallel to the roller way 5 and the movement direction of the sagger 4, two ends of each guide rod 6 are connected with a guide device 7, and the guide rods 6 move left and right under the driving of the guide device 7.
By adopting the overlength roller kiln, the increase of the length of the furnace body can divide more temperature intervals, the temperature length of each temperature interval can be set longer, the difficulty of temperature control is reduced, the temperature control is more accurate, the sintering of the anode material is facilitated, and the consistency of the sintered material is better. By adopting the ultra-long roller kiln, the increase of the length of the furnace body can accommodate more saggers, and a plurality of saggers can be fed in parallel at the same time, so that the production efficiency and the energy utilization rate are improved, and the energy consumption of unit products is reduced.
The roller way 5 that roller bar 3 constitutes in furnace body 1 transports the sagger 4 of flourishing material, and heating rod 2 heats sagger 4, and sagger 4 both sides are equipped with guide bar 6, and guide bar 6 moves about under the drive of guider 7, and this scheme simple structure initiatively guides the motion track of sagger 4, effectually prevents that sagger 4 from shifting on roller way 5 from causing the putty.
As shown in fig. 3, the guiding device 7 is installed at the inlet and outlet of the furnace body 1, the guiding device 7 comprises supporting legs 71, a guiding rail plate 72, a tensioner 73 and a transmission device 74, the supporting legs 71 comprise guiding posts 711, limiting nuts 712 and fixing holes 713, two ends of the guiding rail plate 72 are respectively connected with one supporting leg 71, the limiting nuts 712 are arranged on the guiding posts 711, the fixing holes 713 are arranged on the guiding posts 711, the guiding rail plate 72 is located between the limiting nuts 712 and the fixing holes 713 on the guiding posts 711, the limiting nuts 712 are used for limiting the movable range of the guiding rail plate 72 on the guiding posts 711, and the fixing holes 713 are connected to the furnace body 1 through screw threads so as to fix the guiding device 7 on the furnace body 1.
The tensioner 73 comprises a tensioning strip 731, a limit bolt 732 and a spring 733, wherein the tensioning strip 731 penetrates through the guide rail plate 72, one end of the tensioning strip 731 is connected with the limit bolt 732 positioned on the outer side of the guide rail plate 72, the other end of the tensioning strip 731 is connected with the spring 733, the transmission device 74 comprises a motor 741 and a transmission shaft 742, the motor 741 is fixed on the guide rail plate 72, and the motor 741 is further connected with the tensioning strip 731 through the transmission shaft 742. The motor 741 drives the tightening strip 731 through the driving shaft 742, and the tightening strip 731 is connected to the guide rail plate 72 to drive the guide rail plate 72 to move.
Both ends of the guide rod 6 are connected with the guide device 7 through the connecting springs 733, when the tightening strip 731 moves, the springs 733 can be driven to move, and thus the guide rod 6 is driven to move, and the springs 733 can also keep the working state of the guide rod 6 due to slow deformation of the heated metal.
The guide rail plate 72 is provided with a guide rail groove, and the tightening strip 731 of the tightening device 73 can freely move in the guide rail groove.
As shown in fig. 4, 5 and 6, the active guiding process of the guide bar 6 is divided into two processes: a first stroke and a second stroke. Normally, i.e. the sagger 4 moves on a preset straight path, the guide bar 6 is at a certain distance from the sagger 4, and the two are not interfered with each other. In the first stroke, the guide rod 6 is driven by the guide device 7 to move leftwards for a certain period of time, the time is specifically determined according to the production situation, the time is generally 0.1-10min, the distance between the guide rod 6 and the side surface of the left sagger 4 after moving is 0.2-5cm, and the distance is the maximum deviation distance of the sagger 4; in the second stroke, the guide rod 6 stays for a period of time after moving rightwards under the drive of the guide device 7, the time is the same as that in the first stroke, and the distance between the guide rod 6 and the side surface of the right sagger 4 after moving is the same as that between the guide rod 6 and the side surface of the left sagger 4 in the first stroke. Once the sagger 4 is out of the preset straight path, the guide bar 6 is guided by the first stroke and the second stroke, and the movement track of the sagger 4 is corrected by the guide bar 6 to return to the preset straight path.
The present invention is not limited to the above embodiments, but can be achieved by any similar or identical means.
Claims (2)
1. The utility model provides a lithium ion battery positive electrode material sintering is with overlength roller kiln, includes furnace body (1), be equipped with heating rod (2), roller (3), sagger (4) in furnace body (1), a plurality of roller (3) are ordered to be arranged and are formed roll table (5) that transport sagger (4), and heating rod (2) are located roll table (5) below, be equipped with many saggers (4) on roll table (5), its characterized in that: the left side and the right side of each row of sagger (4) are provided with guide rods (6), the guide rods (6) are parallel to the roller way (5) and the movement direction of the sagger (4), two ends of each guide rod (6) are connected with guide devices (7), and the guide rods (6) move left and right under the drive of the guide devices (7);
the guide device (7) is arranged at the inlet and the outlet of the furnace body (1), the guide device (7) comprises supporting legs (71), a guide rail plate (72), a tensioner (73) and a transmission device (74), the supporting legs (71) comprise guide posts (711), limit nuts (712) and fixing holes (713), two ends of the guide rail plate (72) are respectively connected with one supporting leg (71), the limit nuts (712) are arranged on the guide posts (711), the fixing holes (713) are formed in the guide posts (711), and the guide rail plate (72) is positioned between the limit nuts (712) and the fixing holes (713) on the guide posts (711);
the tensioner (73) comprises a tensioning strip (731), a limit bolt (732) and a spring (733), wherein the tensioning strip (731) penetrates through the guide rail plate (72), one end of the tensioning strip (731) is connected with the limit bolt (732) positioned on the outer side of the guide rail plate (72), the other end of the tensioning strip is connected with the spring (733), the transmission device (74) comprises a motor (741) and a transmission shaft (742), the motor (741) is fixed on the guide rail plate (72), and the motor (741) is connected with the tensioning strip (731) through the transmission shaft (742);
the guide rail plate (72) is provided with a guide rail groove.
2. The ultra-long roller kiln for sintering lithium ion battery anode material according to claim 1, wherein the ultra-long roller kiln comprises the following components: both ends of the guide bar (6) are connected with the guide device (7) through the connecting springs (733).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811488544.1A CN109556396B (en) | 2018-12-06 | 2018-12-06 | Ultra-long roller kiln for sintering lithium ion battery anode material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811488544.1A CN109556396B (en) | 2018-12-06 | 2018-12-06 | Ultra-long roller kiln for sintering lithium ion battery anode material |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109556396A CN109556396A (en) | 2019-04-02 |
| CN109556396B true CN109556396B (en) | 2024-01-09 |
Family
ID=65868894
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811488544.1A Active CN109556396B (en) | 2018-12-06 | 2018-12-06 | Ultra-long roller kiln for sintering lithium ion battery anode material |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109556396B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112066738B (en) * | 2019-06-10 | 2022-06-21 | 巴斯夫杉杉电池材料(宁乡)有限公司 | Sagger, roller kiln and sintering device |
| CN111006505A (en) * | 2019-12-12 | 2020-04-14 | 佛山市创瓷窑炉有限公司 | High-end material microcrystalline glass roller kiln |
| CN113028829B (en) * | 2021-03-30 | 2022-11-18 | 江西领能锂业有限公司 | Heating roller furnace with roller bed foundation protection structure |
| CN114152088B (en) * | 2021-11-25 | 2024-02-23 | 江苏润鸿高温窑具有限公司 | Sintering processing technology and processing system for high-quality lithium battery anode material |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013143534A1 (en) * | 2012-03-30 | 2013-10-03 | Curamik Electronics Gmbh | Tunnel furnace |
| CN203837476U (en) * | 2014-05-16 | 2014-09-17 | 淄博凯和泰精密装备有限公司 | Novel sintering furnace roller way for solar battery pieces |
| CN106829319A (en) * | 2017-01-19 | 2017-06-13 | 中冶赛迪工程技术股份有限公司 | A kind of roller-way suitable for equipment movement |
| CN208139849U (en) * | 2018-04-16 | 2018-11-23 | 无锡考斯德科技有限公司 | The double-deck saggar discharges device |
-
2018
- 2018-12-06 CN CN201811488544.1A patent/CN109556396B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013143534A1 (en) * | 2012-03-30 | 2013-10-03 | Curamik Electronics Gmbh | Tunnel furnace |
| CN203837476U (en) * | 2014-05-16 | 2014-09-17 | 淄博凯和泰精密装备有限公司 | Novel sintering furnace roller way for solar battery pieces |
| CN106829319A (en) * | 2017-01-19 | 2017-06-13 | 中冶赛迪工程技术股份有限公司 | A kind of roller-way suitable for equipment movement |
| CN208139849U (en) * | 2018-04-16 | 2018-11-23 | 无锡考斯德科技有限公司 | The double-deck saggar discharges device |
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| Publication number | Publication date |
|---|---|
| CN109556396A (en) | 2019-04-02 |
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