CN218226080U - Powder particle shaping device - Google Patents
Powder particle shaping device Download PDFInfo
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- CN218226080U CN218226080U CN202222603308.8U CN202222603308U CN218226080U CN 218226080 U CN218226080 U CN 218226080U CN 202222603308 U CN202222603308 U CN 202222603308U CN 218226080 U CN218226080 U CN 218226080U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
The utility model relates to a powder particle shaping device, which comprises a shaping bin and a rotating disk, wherein the shaping bin is a sealed cylinder structure enclosed by an outer cylinder, an inner cylinder, a top plate and a bottom plate, the top plate is provided with a feed inlet with a sealing cover, and an annular cavity for introducing circulating cooling water is arranged between the outer cylinder and the inner cylinder; the lower part of the inner cavity of the inner cylinder is provided with a rotating disk which is coaxial with the inner cylinder, a rotating shaft of the rotating disk is connected with a driving mechanism below the bottom plate, the periphery of the rotating disk is fixedly provided with a plurality of movable grinding blocks which are arranged alternately, a plurality of static grinding blocks are fixed on the inner wall of the inner cylinder and are arranged on the same circumference to form an annular ring body, and the static grinding blocks are arranged opposite to the movable grinding blocks in the horizontal height position. The grinding block of the device adopts a plurality of detachable static grinding blocks and movable grinding blocks which are all a plurality of combinations with the same size, the grinding blocks are convenient to replace, and the economic cost is reduced.
Description
Technical Field
The utility model relates to a powder particle equipment technical field especially relates to a lithium electricity graphite negative pole powder particle shaping device.
Background
In the field of production of graphite cathodes of lithium batteries, the spheroidized graphite cathode powder has the characteristics of concentrated granularity distribution, large tap density, small specific surface area, stable circulation and the like. The shaping mechanism provides mechanical energy for graphite cathode powder particles, so that the particles are subjected to spheroidization after impact crushing, the morphology of the particles is controlled, the spheroidization of the particles is realized, and the product performance is improved. At present, grinding blocks of a shaping mechanism are usually integrated, high-speed impact of powder particles in the shaping mechanism can generate a large amount of mechanical force and mechanical heat, the grinding blocks are extremely easy to damage, the service life is short, and meanwhile, the grinding blocks are long in maintenance time and high in cost after being damaged.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art, the utility model provides a powder particle shaping device, the device's abrasive brick adopts the quiet abrasive brick of polylith and the combination of movable abrasive brick of removable branch, has prolonged the live time of device, has reduced economic cost.
The utility model adopts the technical scheme that the powder particle shaping device comprises a shaping bin and a rotating disc, wherein the shaping bin is a sealed cylinder structure enclosed by an outer cylinder, an inner cylinder, a top plate and a bottom plate, the top plate is provided with a feed inlet with a sealing cover, and an annular cavity for introducing circulating cooling water is arranged between the outer cylinder and the inner cylinder; the lower part of the inner cavity of the inner cylinder is provided with a rotating disk which is coaxial with the inner cylinder, a rotating shaft of the rotating disk is connected with a driving mechanism below the bottom plate, the periphery of the rotating disk is fixedly provided with a plurality of movable grinding blocks which are arranged alternately, a plurality of static grinding blocks are fixed on the inner wall of the inner cylinder and are arranged on the same circumference to form an annular ring body, and the static grinding blocks are arranged opposite to the movable grinding blocks in the horizontal height position.
When the device is powered on and in a working state, the driving mechanism drives the rotating shaft to move, so that the movable grinding block in the rotating disk makes high-speed rotating motion in the inner cylinder of the shaping bin, powder particles on the wall of the inner cylinder wall of the shaping bin impact and rub against each other between the static grinding block and the movable grinding block to achieve a shaping effect, and circulating cooling water flows in a cavity between the inner cylinder and the outer cylinder of the shaping bin in a circulating manner to achieve the effect of reducing the temperature.
The driving mechanism comprises a motor, a transmission belt and a belt pulley, and an output shaft of the motor is in transmission connection with a rotating shaft of the rotating disc through the transmission belt and the belt pulley.
And the upper part of the outer cylinder wall is provided with a circulating cooling water outlet, and the lower part of the outer cylinder wall is provided with a circulating cooling water inlet. The circulating cooling water flows in and out from the bottom, the cooling water inflow temperature is less than or equal to 40 ℃, the cooling water pressure is within the range of 0.2 to 0.4MPa, and the cooling water amount is 1 to 3m 3 In the range of/h.
The static abrasion block comprises a base plate and a convex strip integrated with the base plate, and the convex strip is positioned on one surface of the base plate, which is far away from the inner wall of the inner cylinder, and is vertically arranged; the horizontal section of each convex strip is an isosceles trapezoid, the bottom edge with the larger length of the isosceles trapezoid is positioned on the substrate, and the length HA of the bottom edge is smaller than the width W2 of the horizontal section of the substrate.
The upper end and the lower end of each static module are respectively provided with a boss, the upper surface of the inner cylinder bottom plate is provided with a groove corresponding to the boss at the lower end of the static grinding block, and the boss at the lower end is inserted in the groove; the clamping ring is provided with a step matched with the upper end boss of the static grinding block, and the step and the clamping ring after the upper end boss is pressed are fixed on the inner wall of the inner barrel.
And one end of the movable grinding block is provided with a fixing hole, and the movable grinding block is fixed on the rotating disc through the fixing hole by a screw.
The rotating disc is provided with a movable grinding block mounting groove, and the bottom of the movable grinding block is arranged in the mounting groove. The size of the mounting groove is 0.5mm larger than that of the movable grinding block.
The distance P between the adjacent movable grinding blocks is 60-100 mm, and the distance L1 between the static grinding block and the movable grinding block is 10-30 mm.
The shaping bin is made of O 6 Cr 25 Ni 20 The material has corrosion resistance and high temperature resistance, high strength and creep strength at high temperature, and the softening point is more than or equal to 600 ℃; meanwhile, the shaping bin is made of high-temperature-resistant materials and is not easy to generate thermal deformation, and the static abrasion blocks arranged on the side wall of the inner barrel of the shaping bin cannot be damaged due to deformation force.
Preferably, the material of the static grinding block is zirconia or alumina ceramic, and the width dimension W2 is 20 to 30mm.
Preferably, the static abrasion block is made of ceramic and can resist high temperature.
Preferably, the movable grinding block is made of high-speed steel, the heat treatment hardness is more than or equal to HRC55, the wear resistance is high, the corrosion resistance is high, and the width W1 of the movable grinding block is 25 to 40mm.
Preferably, the rotating disc speed is adjusted within the range of 3000 to 6000r/min.
The utility model adopts the above technical scheme, the beneficial effect who has does:
the shaping mechanism is designed into a detachable static grinding block and a movable grinding block, when the device is in a working state, the rotating disc rotates at a high speed, and the built-in movable grinding block and the static grinding block on the side wall of the inner cylinder collide and rub with each other in a gap to achieve the purpose of shaping; the static grinding block and the movable grinding block are all a plurality of combinations with the same size, if one of the static grinding block and the movable grinding block is damaged, the static grinding block and the movable grinding block can be conveniently replaced, and after the grinding block is replaced, the device can be continuously and normally used, so that the service time of the device is prolonged, and the economic cost is reduced.
Drawings
FIG. 1 is a schematic view of the powder particle shaping apparatus of the present invention;
FIG. 2 is a schematic diagram of the relative positions of the static grinding block and the dynamic grinding block of the present invention;
FIG. 3 is a front view of the movable grinding block;
FIG. 4 is a top view of the movable grinding block;
FIG. 5 is a front view of a static wear block;
figure 6 is a top view of the static block.
In figure 1, a shaping bin; 101. an inner barrel; 102. an outer cylinder; 2. pressing a ring; 201. locking the bolt; 3. a static grinding block; 4. moving the grinding block; 401. a bolt; 5. rotating the disc; 6. a drive belt; 7. a motor; 8. a rotating shaft; 9. a circulating cooling water inlet; 10. and a circulating cooling water outlet.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.
As shown in fig. 1, the shaping bin 1 is a sealed cylinder structure enclosed by an inner cylinder 101, an outer cylinder 102, a top plate and a bottom plate, the top plate is provided with a feed inlet with a sealing cover, and an annular cavity for introducing circulating cooling water is arranged between the outer cylinder and the inner cylinder; the rotating disc 5 is positioned at the lower part of the inner cylinder 101, the center of the rotating disc 5 is connected with a rotating shaft 8, and the rotating shaft 8 is in transmission connection with an output shaft of the motor 7 through a transmission belt 6.
The upper end and the lower end of each static grinding block 3 are provided with bosses, the bosses at the upper ends of the static grinding blocks 3 are fixed through the concave steps of the compression rings 2 on the side wall of the inner cylinder 101, the bosses at the lower ends are fixed through the butt joints of the grooves of the bottom plate, and the compression rings 2 are fixed through a plurality of locking bolts 201.
The movable grinding blocks 4 are fixed on the rotating disc 5 through bolts 401, the motor 7 drives the rotating shaft 8 to move through the transmission belt 6, the rotating disc 5 fixedly connected with the rotating shaft 8 rotates at a high speed in the shaping bin 1, and powder particles impact and rub with each other between the static grinding block 3 and the movable grinding blocks 4 in the process, so that the shaping effect is achieved. The circulating cooling water circularly flows between the cavities of the inner cylinder 101 and the outer cylinder 102 of the shaping bin 1, so as to achieve the effect of reducing the temperature.
As shown in fig. 2, a plurality of static grinding blocks 3 are fixed on the inner wall of the inner cylinder 101 and arranged in a circle on the same circumference, a plurality of movable grinding blocks 4 are arranged in a circle along the outer circle of the rotating disc 5, the distance P between the movable grinding blocks 4 is generally 60-100 mm, the static grinding blocks 3 are arranged opposite to the movable grinding blocks 4 in the horizontal height position, and the distance L1 between the static grinding blocks 3 and the movable grinding blocks 4 is generally 10-30 mm.
Powder particles mutually impact and rub between the static grinding block 3 and the movable grinding block 4, and in order to ensure the best shaping effect and safe mechanical clearance, when the static grinding block 3 and the movable grinding block 4 are worn greatly, only the worn block number needs to be taken down, and the whole replacement is not needed, so that the use cost is low, and the replacement is convenient.
As shown in figures 3 and 4, the movable grinding block 4 is made of wear-resistant and high-temperature-resistant high-speed steel and has long service life in the working condition of high-speed rotation. The width W1 of the movable grinding block is 25 to 40mm, the size and the volume are small, and the movable grinding block 4 is provided with a countersunk bolt hole.
As shown in fig. 5 and 6, the static abrasion block 3 is made of ceramic material, and includes a base plate and a convex strip integrated with the base plate, and the convex strip is located on one surface of the base plate far from the inner wall of the inner cylinder and is vertically arranged; the horizontal section of the convex strip is an isosceles trapezoid, the length HA of the bottom edge of the isosceles trapezoid is smaller than the width W2 of the horizontal section of the substrate, and the width W2 of the static grinding block is 20-30mm. The static abrasion block is low in price and small in size and volume.
Claims (9)
1. A powder particle shaping device comprises a shaping bin (1) and a rotating disc (5), wherein the shaping bin (1) is of a sealed cylinder structure surrounded by an outer cylinder (102), an inner cylinder (101), a top plate and a bottom plate, the top plate is provided with a feeding hole with a sealing cover, and an annular cavity for introducing circulating cooling water is formed between the outer cylinder (102) and the inner cylinder (101); the inner cylinder (101) inner chamber lower part is equipped with the rotary disk (5) with this inner cylinder (101) coaxial line, pivot (8) of rotary disk (5) are connected with the actuating mechanism of bottom plate below, characterized by, a plurality of alternate arrangement move abrasive brick (4) are fixed to rotary disk (5) periphery, and a plurality of quiet abrasive brick (3) are fixed on inner cylinder (101) inner wall and arrange on same circumference and constitute an annular body, quiet abrasive brick (3) and move abrasive brick (4) relative setting on the level position.
2. The powder particle shaping device according to claim 1, wherein the driving mechanism comprises a motor (7), a transmission belt (6) and a belt pulley, and an output shaft of the motor (7) is in transmission connection with the rotating shaft (8) of the rotating disk (5) through the transmission belt (6) and the belt pulley.
3. The powder particle shaping device according to claim 1, wherein the outer cylinder (102) is provided with a circulating cooling water outlet (10) at an upper portion of the wall and a circulating cooling water inlet (9) at a lower portion thereof.
4. The powder particle shaping device according to claim 1, wherein the static grinding block (3) comprises a base plate and a convex strip integrated with the base plate, and the convex strip is positioned on one surface of the base plate far away from the inner wall of the inner cylinder (101) and is vertically arranged; the horizontal section of the convex strip is an isosceles trapezoid, the bottom edge with the larger length of the isosceles trapezoid is positioned on the substrate, and the length H of the bottom edge A Is smaller than the horizontal cross-sectional width W2 of the substrate.
5. The powder particle shaping device according to claim 1, wherein the upper end and the lower end of each static grinding block (3) are provided with bosses, the upper surface of the bottom plate of the inner cylinder (101) is provided with a groove corresponding to the boss at the lower end of the static grinding block (3), and the boss at the lower end is inserted into the groove; the clamping ring is provided with a step matched with the upper end boss of the static grinding block (3), and the step and the clamping ring after the upper end boss is pressed are fixed on the inner wall of the inner cylinder (101).
6. The powder particle shaping device according to claim 1, wherein the movable grinding block (4) has a fixing hole at one end, and a screw (401) is used for fixing the movable grinding block (4) on the rotating disk (5) through the fixing hole.
7. The powder particle shaping device according to claim 1, wherein the rotary disk (5) is provided with a moving block (4) mounting groove in which the bottom of the moving block is placed.
8. The powder particle shaping device according to claim 1, wherein the pitch P between the adjacent moving grinding blocks (4) is 60 to 100mm, and the distance L1 between the static grinding block (3) and the moving grinding block (4) is 10 to 30mm.
9. The powder particle shaping device according to claim 1, wherein the shaping bin (1) is made of O 6 Cr 25 Ni 20 。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222603308.8U CN218226080U (en) | 2022-09-30 | 2022-09-30 | Powder particle shaping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222603308.8U CN218226080U (en) | 2022-09-30 | 2022-09-30 | Powder particle shaping device |
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| Publication Number | Publication Date |
|---|---|
| CN218226080U true CN218226080U (en) | 2023-01-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222603308.8U Active CN218226080U (en) | 2022-09-30 | 2022-09-30 | Powder particle shaping device |
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| CN (1) | CN218226080U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116276472A (en) * | 2023-03-27 | 2023-06-23 | 中建材黑龙江石墨新材料有限公司 | Integrated spherical graphite processing equipment |
-
2022
- 2022-09-30 CN CN202222603308.8U patent/CN218226080U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116276472A (en) * | 2023-03-27 | 2023-06-23 | 中建材黑龙江石墨新材料有限公司 | Integrated spherical graphite processing equipment |
| CN116276472B (en) * | 2023-03-27 | 2023-09-15 | 中建材黑龙江石墨新材料有限公司 | Integrated spherical graphite processing equipment |
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