CN114405370A - Lithium battery negative electrode mixing container convenient for doping and mixing method thereof - Google Patents
Lithium battery negative electrode mixing container convenient for doping and mixing method thereof Download PDFInfo
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- CN114405370A CN114405370A CN202210048544.XA CN202210048544A CN114405370A CN 114405370 A CN114405370 A CN 114405370A CN 202210048544 A CN202210048544 A CN 202210048544A CN 114405370 A CN114405370 A CN 114405370A
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- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 35
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 35
- 238000000034 method Methods 0.000 title claims abstract description 11
- 239000002994 raw material Substances 0.000 claims abstract description 48
- 230000007246 mechanism Effects 0.000 claims abstract description 18
- 239000000463 material Substances 0.000 claims description 23
- 238000003756 stirring Methods 0.000 claims description 22
- 229910000831 Steel Inorganic materials 0.000 claims description 13
- 239000010959 steel Substances 0.000 claims description 13
- 230000000149 penetrating effect Effects 0.000 claims description 7
- 238000007789 sealing Methods 0.000 claims description 5
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 3
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 3
- 241001330002 Bambuseae Species 0.000 claims description 3
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 3
- 239000011425 bamboo Substances 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000005096 rolling process Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 3
- 239000010406 cathode material Substances 0.000 abstract description 2
- 239000000203 mixture Substances 0.000 description 6
- 238000004891 communication Methods 0.000 description 4
- 230000000903 blocking effect Effects 0.000 description 3
- 238000007599 discharging Methods 0.000 description 3
- 239000010405 anode material Substances 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 239000007773 negative electrode material Substances 0.000 description 2
- 238000007790 scraping Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/052—Li-accumulators
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
- H01M4/139—Processes of manufacture
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M2004/026—Electrodes composed of, or comprising, active material characterised by the polarity
- H01M2004/027—Negative electrodes
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- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Battery Electrode And Active Subsutance (AREA)
Abstract
The utility model discloses a lithium battery cathode mixing container convenient for doping, which comprises a bottom box, wherein an inner cylinder is arranged in the bottom box, a hollow cylinder is arranged in the middle of the bottom surface of the inner cylinder, a driving shaft is inserted in the middle of the top surface of the bottom box, a plurality of driven shafts are arranged between the inner wall of the inner cylinder and the outer wall of the hollow cylinder, and the driven shafts are connected with the driving shaft through a planetary meshing mechanism; both sides all are equipped with the fixed plate about the right flank of under casing, are equipped with servo motor on the top surface of the fixed plate that is located the below, and servo motor's motor shaft tip is equipped with the drive shaft, and the drive shaft passes through actuating mechanism and initiative hub connection. The utility model also discloses a mixing method of the lithium battery cathode mixing container convenient for doping; the utility model solves the problem of poor mixing effect of the lithium battery cathode material by matching the mechanisms, has compact overall structure design, can quickly and effectively mix the raw materials in a rolling manner, and further improves the production efficiency of raw material mixing.
Description
Technical Field
The utility model relates to the technical field of lithium battery negative electrode mixing, in particular to a lithium battery negative electrode mixing container convenient for doping and a mixing method thereof.
Background
The Chinese utility model discloses a lithium battery negative electrode material mixing device (publication number: CN213286546U), which comprises a kettle body, wherein the bottom wall of the inner cavity of the kettle body is provided with a material lifting cylinder, the bottom end of the outer circular surface of the material lifting cylinder is provided with a plurality of through holes in a circular array, the inner cavity of the material lifting cylinder is provided with a hinge shaft, the top end of the hinge shaft penetrates through the top wall of the kettle body and is rotatably connected to a material lifting motor, the outer side of the hinge shaft is sleeved with a packing auger matched with the material lifting cylinder, the bottom end of the material lifting cylinder is communicated with a discharging pipe, and the bottom wall of the inner cavity of the kettle body is fixedly connected with a flow guide hopper matched with the through holes; the auger is driven to rotate by matching the material lifting motor with the hinge shaft, the auger lifts the raw materials in the material lifting cylinder, the raw materials are discharged from the top end of the material lifting cylinder and fall into the bottom wall of the kettle body, then the raw materials continuously flow into the material lifting cylinder, the circular stirring is continuously carried out, and the stirred finished products are discharged through the discharge pipe; the mode that this kind of stirring vertical direction stirred the mixture is favorable to the mixture of raw materials more for the raw materials can be in the short time flash mixed, is favorable to improving stirring efficiency.
The above patents suffer from the following disadvantages: 1. when the negative electrode material of the lithium battery is mixed, although the raw material can be driven to flow in the device, the raw material is stirred in a single direction only in the process of rolling up and down, so that the raw material is not uniformly mixed; 2. because its stirring mode is more single, can't carry out effectual wall scraping operation to the adsorbed raw materials of device inner wall, lead to the device inner wall easily to adsorb raw materials impurity, be unfavorable for improving its production efficiency.
Disclosure of Invention
The utility model aims to solve the defects in the prior art and provides a lithium battery negative electrode mixing container convenient for doping.
In order to solve the problems in the prior art, the utility model adopts the following technical scheme:
the lithium battery cathode mixing container convenient for doping comprises a bottom box, wherein an inner barrel is arranged in the bottom box, a hollow barrel is arranged in the middle of the bottom surface of the inner barrel, a circular through hole is formed in the middle of the bottom surface of the bottom box, a first bearing ring is arranged inside the circular through hole, and the bottom end part of the hollow barrel is inserted in the first bearing in a penetrating manner;
the middle part of the top surface of the bottom box is provided with a first bearing which penetrates through and is fixedly connected with the bottom box, a driving shaft is inserted into the first bearing, the bottom end part of the driving shaft extends downwards to the bottom in the hollow cylinder, and a plurality of spiral blades are arranged on the driving shaft in the hollow cylinder;
a plurality of driven shafts are arranged between the inner wall of the inner cylinder and the outer wall of the hollow cylinder, the driven shafts are circularly arranged around the driving shaft, a plurality of stirring paddles are arranged on each driven shaft in the inner cylinder, and the driven shafts are connected with the driving shaft through a planetary meshing mechanism;
the upper side and the lower side of the right side face of the bottom box are both provided with fixing plates, the middle of the fixing plate above the bottom box is provided with a second bearing, the top surface of the fixing plate below the bottom box is provided with a servo motor, the end part of a motor shaft of the servo motor is provided with a driving shaft, the top end part of the driving shaft penetrates through the second bearing and is inserted in the second bearing, and the driving shaft is connected with the driving shaft through a driving mechanism.
Preferably, planetary meshing mechanism includes planet master gear, planetary gear, the roof is equipped with the channel steel ring in the under casing, the inner wall of channel steel ring is equipped with the internal gear ring, and the position that is located internal gear ring parallel and level is equipped with the planet master gear, every on the driving shaft the top portion of driven shaft all extends to between planet master gear, the internal gear ring, every the top portion of driven shaft all overlaps and is equipped with planetary gear, every planetary gear all is connected with planet master gear, the meshing of internal gear ring.
Preferably, a baffle disc is sleeved on the driving shaft below the planet main gear, the bottom surface of the baffle disc is flush with the bottom surface of the channel steel ring, and an annular through hole is formed between the channel steel ring and the baffle disc.
Preferably, actuating mechanism includes drive belt, and the top surface that is located the under casing is equipped with the second belt pulley in driving shaft top portion cover, and the position that is located the second belt pulley parallel and level is equipped with first belt pulley in the top portion cover of driving shaft, be equipped with drive belt between first belt pulley and the second belt pulley, first belt pulley, second belt pulley are established respectively to drive belt's both ends cover.
Preferably, the outer side face middle part cover of inner tube is equipped with the external gear ring, and the position that lies in external gear ring parallel and level has seted up flat through-hole at the right side wall of bottom case, the middle part cover of drive shaft is equipped with drive gear, drive gear passes flat through-hole and is connected with external gear ring meshing.
Preferably, a pair of outer rings is arranged on the upper side and the lower side in the bottom box, a second bearing ring is arranged in each outer ring, and the two second bearing rings are respectively sleeved on the upper side and the lower side of the inner cylinder in a concentric mode.
Preferably, the side wall of the hollow cylinder, which is positioned at the bottom in the inner cylinder, is provided with a plurality of communicating holes, and the bottom edge in each communicating hole is flush with the bottom wall in the inner cylinder.
Preferably, the bottom port of hollow section of thick bamboo is equipped with the row material dish, the bottom surface of arranging the material dish is equipped with the toper and arranges the material pipe, the bottom port cover of toper row material pipe is equipped with sealed lid.
Preferably, a feeding pipe is arranged on one side of the top surface of the bottom box, and a bottom port of the feeding pipe obliquely extends into a top port of the inner cylinder.
The utility model also provides a mixing method of the lithium battery negative electrode mixing container convenient for doping, which comprises the following steps:
firstly, adding a lithium battery cathode raw material and a mixed admixture into a bottom box through a feeding pipe, enabling the lithium battery cathode raw material and the mixed admixture to fall to the bottom in an inner cylinder, enabling part of the raw material to enter a hollow cylinder through a communicating hole, starting a servo motor, driving a driving shaft, a driving gear and a first belt pulley to synchronously rotate along a second bearing by a motor shaft of the servo motor, driving an outer gear ring and the inner cylinder to reversely rotate along the second bearing ring by meshing of the driving gear, and driving the hollow cylinder and a discharging disc to reversely rotate along the first bearing ring;
the first belt pulley drives a second belt pulley, a driving shaft, a planet main gear, a baffle disc and a plurality of spiral blades to rotate along a first bearing through a driving belt, the raw materials are driven by the spiral blades to spirally rotate upwards along the hollow cylinder, and then the raw materials drop into the inner cylinder through a top port of the hollow cylinder;
step three, because the planetary gear is meshed with the planetary main gear and the inner gear ring, the planetary gear and the driven shaft perform planetary rotation along the annular through hole to drive the stirring paddle to perform stirring operation between the inner cylinder and the hollow cylinder, and the raw materials enter the hollow cylinder through the communication hole to perform circular mixing operation;
and step four, after all the raw materials are mixed, screwing the sealing cover to open the conical discharge pipe, then controlling a motor shaft of the servo motor to rotate reversely, enabling the mixed material to enter the hollow cylinder through the communicating hole, and driving the mixed material to be discharged through the conical discharge pipe downwards along the hollow cylinder by the helical blades.
Compared with the prior art, the utility model has the beneficial effects that:
1. in the process of reversely rotating the inner cylinder and the hollow cylinder, the raw materials are driven by the helical blades to spirally rotate upwards along the hollow cylinder, then fall into the inner cylinder through the top end opening of the hollow cylinder, the planetary gear and the driven shaft perform planetary rotation along the annular through hole to drive the stirring paddle to perform stirring operation between the inner cylinder and the hollow cylinder, and the raw materials can be quickly and effectively tumbled and mixed;
2. in the utility model, in the process of forward rotation of the inner cylinder and the hollow cylinder, the helical blade can be driven to downwards screw in the hollow cylinder, the inner wall of the hollow cylinder can be scraped under the action of the helical blade, the driven shaft and the stirring paddle can be driven to reversely rotate in a planetary way, and the inner wall of the inner cylinder and the outer wall of the hollow cylinder can be scraped under the action of the staggered matching of the stirring paddles, so that the wall scraping operation of raw materials in the device is facilitated;
in conclusion, the lithium battery anode material mixing device solves the problem of poor mixing effect of the lithium battery anode material by matching the mechanisms, is compact in overall structural design, can be used for quickly and effectively mixing raw materials in a rolling manner, and further improves the production efficiency of raw material mixing.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the utility model and together with the description serve to explain the utility model without limiting the utility model. In the drawings:
FIG. 1 is a front view of the present invention;
FIG. 2 is a front sectional view of the present invention;
FIG. 3 is a right side view of the present invention;
FIG. 4 is a left side view of the present invention;
FIG. 5 is a schematic cross-sectional view of a planetary engagement mechanism of the present invention;
FIG. 6 is an enlarged view taken at A of FIG. 2 in accordance with the present invention;
FIG. 7 is a schematic illustration of the mixing process of the present invention;
number in the figure: the device comprises a bottom box 1, a fixed plate 11, a servo motor 12, a driving shaft 13, a driving gear 14, an external gear ring 15, a first belt pulley 16, a second belt pulley 17, a driving belt 18, a feeding pipe 19, an inner cylinder 2, a hollow cylinder 21, a driving shaft 22, a spiral blade 23, a communication hole 24, a discharge disc 25, a conical discharge pipe 26, an outer ring 27, a baffle disc 3, a planetary main gear 31, a channel steel ring 32, an internal gear ring 33, a planetary gear 34, a driven shaft 35 and a stirring paddle 36.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
The first embodiment is as follows: the embodiment provides a lithium battery cathode mixing container convenient for doping, and referring to fig. 1-6, the lithium battery cathode mixing container comprises a bottom case 1, wherein the bottom case 1 is in a vertically-placed circular box shape, an inner cylinder 2 concentrically placed is arranged in the bottom case 1, a pair of outer rings 27 concentrically fixed and connected are arranged on the upper side and the lower side in the bottom case 1, a second bearing ring concentrically fixed and connected is arranged in each outer ring 27, the two second bearing rings are respectively concentrically sleeved on the upper side and the lower side of the inner cylinder 2, a hollow cylinder 21 penetrating and fixedly connected is arranged in the middle of the bottom surface of the inner cylinder 2, a circular through hole is formed in the middle of the bottom surface of the bottom case 1, a first bearing ring is arranged in each circular through hole, and the bottom end part of the hollow cylinder 21 penetrates and is inserted in the first bearing;
the middle part of the top surface of the bottom box 1 is provided with a first bearing which is fixedly connected in a penetrating way, a driving shaft 22 which is vertically penetrated through is inserted in the first bearing, the bottom end part of the driving shaft 22 extends downwards to the inner bottom part of the hollow cylinder 21, a plurality of communicating holes 24 are uniformly distributed on the side wall of the hollow cylinder 21 at the inner bottom part of the inner cylinder 2, the inner bottom edge of each communicating hole 24 is flush with the inner bottom wall of the inner cylinder 2, raw materials enter the hollow cylinder 21 through the communicating holes 24, the driving shaft 22 in the hollow cylinder 21 is provided with a plurality of continuous spiral staggered helical blades 23, the raw materials are driven by the helical blades 23 to spirally rotate upwards along the hollow cylinder 21, and then the raw materials drop into the inner cylinder 2 through the top port of the hollow cylinder 21;
a plurality of driven shafts 35 which are vertically arranged are arranged between the inner wall of the inner cylinder 2 and the outer wall of the hollow cylinder 21, the driven shafts 35 are circularly arranged around the driving shaft 22, a plurality of stirring paddles 36 which are fixedly connected in a staggered mode are arranged on each driven shaft 35 in the inner cylinder 2, the driven shafts 35 are connected with the driving shaft 22 through a planetary meshing mechanism, and when the driven shafts 35 rotate in a planetary mode, the stirring paddles 36 are driven to stir between the inner cylinder 2 and the hollow cylinder 21;
the upper side and the lower side of the right side surface of the bottom box 1 are both provided with a fixing plate 11, the middle part of the fixing plate 11 positioned above is provided with a second bearing, the top surface of the fixing plate 11 positioned below is provided with a servo motor 12, the model of the servo motor 12 is YX3-112M-4, the end part of a motor shaft of the servo motor 12 is provided with a driving shaft 13 which is coaxially connected, the top end part of the driving shaft 13 is inserted in the second bearing in a penetrating way, and the driving shaft 13 is connected with a driving shaft 22 through a driving mechanism; the motor shaft of the servo motor 12 drives the driving shaft 13, the driving gear 14 and the first belt pulley 16 to synchronously rotate along the second bearing.
In the utility model, the planetary meshing mechanism comprises a planetary main gear 31 and planetary gears 34, the top wall in the bottom box 1 is provided with a channel steel ring 32 which is concentrically and fixedly connected, the inner wall of the channel steel ring 32 is provided with an inner gear ring 33 which is concentrically and fixedly connected, the planetary main gear 31 which is concentrically and fixedly connected is sleeved on the driving shaft 22 at the position where the inner gear ring 33 is flush, the top end part of each driven shaft 35 extends to the position between the planetary main gear 31 and the inner gear ring 33, the top end part of each driven shaft 35 is sleeved with the planetary gears 34, and each planetary gear 34 is meshed with the planetary main gear 31 and the inner gear ring 33; the blocking disk 3 which is concentrically and fixedly connected is sleeved on the driving shaft 22 below the planetary main gear 31, the bottom surface of the blocking disk 3 is flush with the bottom surface of the channel steel ring 32, an annular through hole is formed between the channel steel ring 32 and the blocking disk 3, and as the planetary gear 34 is meshed with the planetary main gear 31 and the internal gear ring 33, when the driving shaft 22 and the planetary main gear 31 rotate, the planetary gear 34 and the driven shaft 35 rotate in a planetary mode along the annular through hole.
In the utility model, the driving mechanism comprises a driving belt 18, a second belt pulley 17 which is concentrically and fixedly connected is sleeved on the top surface of the bottom box 1 at the top end part of a driving shaft 22, a first belt pulley 16 which is concentrically and fixedly connected is sleeved on the top end part of a driving shaft 13 at the position where the second belt pulley 17 is flush, the driving belt 18 which is transversely placed is arranged between the first belt pulley 16 and the second belt pulley 17, and two end parts of the driving belt 18 are respectively sleeved on the first belt pulley 16 and the second belt pulley 17; the first belt pulley 16 drives the second belt pulley 17, the driving shaft 22, the planetary main gear 31, the baffle disc 3 and the plurality of helical blades 23 to rotate along the first bearing through the driving belt 18; the middle part of the outer side surface of the inner cylinder 2 is sleeved with an outer gear ring 15 which is concentrically and fixedly connected, a flat through hole is arranged on the right side wall of the bottom box 1 at the position which is parallel and level to the outer gear ring 15, the middle part of the driving shaft 13 is sleeved with a driving gear 14 which is concentrically and fixedly connected, and the driving gear 14 passes through the flat through hole and is meshed and connected with the outer gear ring 15; the driving gear 14 is engaged to drive the external gear ring 15 and the inner cylinder 2 to rotate reversely along the second bearing ring, and drive the hollow cylinder 21 and the discharging disc 25 to rotate reversely along the first bearing ring.
In the utility model, the bottom port of the hollow cylinder 21 is provided with a concentrically fixed discharge disc 25, the bottom surface of the discharge disc 25 is provided with a conical discharge pipe 26 which penetrates through and is fixedly connected, and the bottom port of the conical discharge pipe 26 is sleeved with a sealing cover which is connected by screw threads; screwing the sealing cover so that the conical discharge pipe 26 is opened and the mix is discharged through the conical discharge pipe 26 down the hollow cylinder 21; one side of the top surface of the bottom box 1 is provided with a feed pipe 19 penetrating through the fixed connection, a bottom port of the feed pipe 19 obliquely extends into a top port of the inner barrel 2, lithium battery cathode raw materials are added into the bottom box 1 through the feed pipe 19 and fall to the inner bottom of the inner barrel 2, and a plurality of support legs are uniformly distributed on the bottom surface of the bottom box 1.
Example two: in the first embodiment, there is a problem that the inner wall of the inner cylinder and the inner and outer walls of the hollow cylinder easily adsorb impurities of the raw material, and therefore, the first embodiment further includes:
in the utility model, when the raw materials are mixed, part of the raw materials are adsorbed on the inner wall of the inner cylinder 2 and the inner and outer walls of the hollow cylinder 21, the motor shaft of the control motor 12 rotates reversely to drive the driving shaft 13, the driving gear 14 and the first belt pulley 16 to synchronously rotate reversely to drive the inner cylinder 2 and the hollow cylinder 21 to rotate forwardly, and meanwhile, the helical blades 23 can be driven to spiral downwards in the hollow cylinder 21, and the inner wall of the hollow cylinder 23 is scraped under the action of the helical blades 23; can drive driven shaft 35 and stirring rake 36 and carry out reverse planet rotation, through stirring rake 36's crisscross mating reaction, scrape the wall operation to the inner wall of inner tube 2, the outer wall of hollow section of thick bamboo 21 to convenient the raw materials to device inside scrapes the wall operation.
Example three: referring to fig. 7, in this embodiment, the present invention further provides a method for mixing a lithium battery negative electrode mixing container for facilitating doping, including the following steps:
firstly, adding a lithium battery cathode raw material and a mixed admixture into a bottom box 1 through a feeding pipe 19, enabling the lithium battery cathode raw material and the mixed admixture to fall to the bottom in an inner cylinder 2, enabling part of the raw material to enter a hollow cylinder 21 through a communicating hole 24, starting a servo motor 12, driving a driving shaft 13, a driving gear 14 and a first belt pulley 16 to synchronously rotate along a second bearing through a motor shaft of the servo motor 12, and driving the driving gear 14 to be meshed to drive an outer gear ring 15 and the inner cylinder 2 to reversely rotate along the second bearing ring to drive the hollow cylinder 21 and a discharge disc 25 to reversely rotate along the first bearing ring;
secondly, the first belt pulley 16 drives the second belt pulley 17, the driving shaft 22, the planetary main gear 31, the baffle disc 3 and the plurality of helical blades 23 to rotate along the first bearing through the driving belt 18, the helical blades 23 drive the raw materials to spirally rotate upwards along the hollow cylinder 21, and the raw materials drop into the inner cylinder 2 through the top port of the hollow cylinder 21;
step three, because the planetary gear 34 is meshed with the planetary main gear 31 and the internal gear ring 33, the planetary gear 34 and the driven shaft 35 perform planetary rotation along the annular through hole to drive the stirring paddle 36 to perform stirring operation between the inner cylinder 2 and the hollow cylinder 21, and the raw materials enter the hollow cylinder 21 through the communication hole 24 to perform circular mixing operation;
and step four, after all the raw materials are mixed, screwing the sealing cover to open the conical discharge pipe 26, controlling the motor shaft of the servo motor 12 to rotate reversely, enabling the mixture to enter the hollow cylinder 21 through the communication hole 24, and driving the mixture to be discharged through the conical discharge pipe 26 downwards along the hollow cylinder 21 by the helical blades 23.
The utility model solves the problem of poor mixing effect of the lithium battery cathode material by matching the mechanisms, has compact overall structure design, can quickly and effectively mix the raw materials in a rolling manner, and further improves the production efficiency of raw material mixing.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (10)
1. Lithium cell negative pole mixing container convenient to adulterate material includes under casing (1), its characterized in that: an inner cylinder (2) is arranged in the bottom box (1), a hollow cylinder (21) is arranged in the middle of the bottom surface of the inner cylinder (2), a circular through hole is formed in the middle of the bottom surface of the bottom box (1), a first bearing ring is arranged inside the circular through hole, and the bottom end part of the hollow cylinder (21) is inserted in the first bearing in a penetrating manner;
a first bearing penetrating and fixedly connected is arranged in the middle of the top surface of the bottom box (1), a driving shaft (22) is inserted into the first bearing, the bottom end of the driving shaft (22) extends downwards to the bottom in the hollow cylinder (21), and a plurality of spiral blades (23) are arranged on the driving shaft (22) in the hollow cylinder (21);
a plurality of driven shafts (35) are arranged between the inner wall of the inner cylinder (2) and the outer wall of the hollow cylinder (21), the driven shafts (35) are circularly arranged around the driving shaft (22), a plurality of stirring paddles (36) are arranged on each driven shaft (35) in the inner cylinder (2), and the driven shafts (35) are connected with the driving shaft (22) through a planetary meshing mechanism;
both sides all are equipped with fixed plate (11) about the right flank of under casing (1), and the middle part that is located fixed plate (11) of top is equipped with the second bearing, is equipped with servo motor (12) on the top surface of fixed plate (11) that is located the below, the motor shaft tip of servo motor (12) is equipped with drive shaft (13), the top portion of drive shaft (13) runs through to insert and establishes in the second bearing, just drive shaft (13) are connected with driving shaft (22) through actuating mechanism.
2. The lithium battery negative electrode mixing container convenient for admixture according to claim 1, characterized in that: planetary meshing mechanism includes planet master gear (31), planetary gear (34), the roof is equipped with slotted steel ring (32) in bottom case (1), the inner wall of slotted steel ring (32) is equipped with internal gear ring (33), and the position that is located internal gear ring (33) parallel and level is equipped with planet master gear (31) on driving shaft (22), every the top portion of driven shaft (35) all extends to between planet master gear (31), internal gear ring (33), every the top portion cover of driven shaft (35) all is equipped with planetary gear (34), every planetary gear (34) all are connected with planet master gear (31), internal gear ring (33) meshing.
3. The lithium battery negative electrode mixing container convenient for admixture according to claim 2, characterized in that: the lower part of the planetary main gear (31) is sleeved with a baffle disc (3) on the driving shaft (22), the bottom surface of the baffle disc (3) is flush with the bottom surface of the groove steel ring (32), and an annular through hole is formed between the groove steel ring (32) and the baffle disc (3).
4. The lithium battery negative electrode mixing container convenient for admixture according to claim 1, characterized in that: actuating mechanism includes drive belt (18), and the top surface that is located under casing (1) is equipped with second belt pulley (17) in driving shaft (22) top portion cover, and the position that is located second belt pulley (17) parallel and level is equipped with first belt pulley (16) in the top portion cover of driving shaft (13), be equipped with drive belt (18) between first belt pulley (16) and second belt pulley (17), the both ends of drive belt (18) are established respectively on first belt pulley (16), second belt pulley (17).
5. The lithium battery negative electrode mixing container convenient for admixture according to claim 1, characterized in that: the lateral surface middle part cover of inner tube (2) is equipped with external gear ring (15), and the position that is located external gear ring (15) parallel and level has seted up flat through-hole at the right side wall of bottom case (1), the middle part cover of drive shaft (13) is equipped with drive gear (14), drive gear (14) pass flat through-hole and are connected with external gear ring (15) meshing.
6. The lithium battery negative electrode mixing container convenient for admixture according to claim 1, characterized in that: a pair of outer rings (27) is arranged on the upper side and the lower side in the bottom box (1), a second bearing ring is arranged in each outer ring (27), and the two second bearing rings are respectively and concentrically sleeved on the upper side and the lower side of the inner cylinder (2).
7. The lithium battery negative electrode mixing container convenient for admixture according to claim 1, characterized in that: the side wall of the hollow cylinder (21) at the bottom in the inner cylinder (2) is provided with a plurality of communicating holes (24), and the inner bottom edge of each communicating hole (24) is flush with the inner bottom wall of the inner cylinder (2).
8. The lithium battery negative electrode mixing container convenient for admixture according to claim 1, characterized in that: the bottom port of hollow section of thick bamboo (21) is equipped with row material tray (25), the bottom surface of row material tray (25) is equipped with toper row material pipe (26), the bottom port cover of toper row material pipe (26) is equipped with sealed lid.
9. The lithium battery negative electrode mixing container convenient for admixture according to claim 1, characterized in that: the top surface one side of under casing (1) is equipped with inlet pipe (19), the bottom mouth slant of inlet pipe (19) extends to in the top mouth of inner tube (2).
10. The mixing method of the lithium battery negative electrode mixing container convenient for admixture according to any one of claims 1 to 9, comprising the steps of:
adding a lithium battery cathode raw material and a mixed admixture into a bottom box (1) through a feeding pipe (19), enabling the lithium battery cathode raw material and the mixed admixture to fall to the inner bottom of an inner cylinder (2), enabling part of the raw material to enter a hollow cylinder (21) through a communicating hole (24), starting a servo motor (12), driving a driving shaft (13), a driving gear (14) and a first belt pulley (16) to synchronously rotate along a second bearing through a motor shaft of the servo motor (12), enabling the driving gear (14) to be meshed to drive an outer gear ring (15), enabling the inner cylinder (2) to reversely rotate along a second bearing ring, and driving the hollow cylinder (21) and a discharge disc (25) to reversely rotate along the first bearing ring;
secondly, the first belt pulley (16) drives a second belt pulley (17), a driving shaft (22), a planet main gear (31), a baffle disc (3) and a plurality of helical blades (23) to rotate along a first bearing through a driving belt (18), the helical blades (23) drive raw materials to upwards spirally rotate along the hollow cylinder (21), and the raw materials drop into the inner cylinder (2) through a top port of the hollow cylinder (21);
thirdly, as the planetary gear (34) is meshed with the planetary main gear (31) and the internal gear ring (33), the planetary gear (34) and the driven shaft (35) rotate in a planetary way along the annular through hole to drive the stirring paddle (36) to stir between the inner cylinder (2) and the hollow cylinder (21), and the raw materials enter the hollow cylinder (21) through the communicating hole (24) to be subjected to circular mixing operation;
and step four, after all the raw materials are mixed, screwing the sealing cover to open the conical discharge pipe (26), then controlling the motor shaft of the servo motor (12) to rotate reversely, enabling the mixed material to enter the hollow cylinder (21) through the communicating hole (24), and driving the mixed material to be discharged through the conical discharge pipe (26) downwards along the hollow cylinder (21) by the helical blades (23).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210048544.XA CN114405370A (en) | 2022-01-17 | 2022-01-17 | Lithium battery negative electrode mixing container convenient for doping and mixing method thereof |
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| CN116352883A (en) * | 2023-03-15 | 2023-06-30 | 武汉盛华鑫建筑材料有限责任公司 | Cement admixture compounding device |
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