Scraping mechanism
By designing a scraping mechanism including a motor-driven agitator mounting frame, cylinder and micro vibrator, the problem that the powder material of ternary lithium battery cannot be evenly distributed before sintering is solved, and higher sintering accuracy and sufficient material burning is achieved through.
Patent Information
- Application Number
- CN202421031379.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-13
- Publication Date
- 2024-12-20
- Estimated Expiration
- 2034-05-13
AI Technical Summary
The prior art cannot achieve sufficient uniform distribution when leveling the powder material of ternary lithium battery, resulting in insufficient burning of the material during sintering, affecting production accuracy.
A scraping mechanism is designed, including a motor-driven agitator mounting frame, cylinder and micro vibrator. The materials are evenly distributed through the rotation and vibration of the agitator, and vibration control is achieved through conductive slip rings to ensure that the materials are in the leveling process. Stir evenly and arrange tightly.
Through this leveling mechanism, the material is distributed and tightly arranged in a more uniform manner during the leveling process, which improves the sintering accuracy, ensures that the material is fully burned through, and improves the production accuracy.
Smart Images
Figure CN222211265U_ABST
Abstract
Description
Technical Field
[0001] The utility model belongs to the technical field of battery production, and in particular relates to a scraping mechanism. Background Art
[0002] Ternary polymer lithium battery refers to a lithium battery whose positive electrode material uses ternary positive electrode materials of lithium nickel cobalt manganese oxide or lithium nickel cobalt aluminum oxide. The ternary composite positive electrode material uses nickel salt, cobalt salt and manganese salt as raw materials. The ratio of nickel, cobalt and manganese can be adjusted according to actual needs. The battery with ternary materials as positive electrode is safer than lithium cobalt oxide battery. The ternary lithium battery materials need to go through multiple steps in the entire battery production. Among them, the ternary lithium battery materials need to be flattened in a ceramic carrier or other high-temperature resistant carrier before sintering. Due to the requirements of process precision, the flatness requirements of the ternary lithium battery powder materials in the entire carrier are quite high;
[0003] A Chinese patent discloses a battery production material leveling device, which drives a scraper to rotate to scrape the ternary lithium battery powder material piled in a cone shape in a carrier being conveyed for the first leveling, and then vibrates the ternary lithium battery powder material in the carrier for a second leveling. The device is highly efficient and its precision meets the production process requirements, but the device cannot make the ternary lithium battery powder material evenly distributed when leveling it, resulting in the ternary lithium battery powder material not being fully burned through during sintering. Utility Model Content
[0004] In view of the problems in the related technology, the utility model proposes a scraping mechanism to overcome the above technical problems existing in the existing related technology.
[0005] In order to solve the above technical problems, the utility model is realized by the following technical solutions:
[0006] The utility model discloses a scraping mechanism, comprising a fixing frame, wherein a motor is installed in the fixing frame, the tail end of the motor is fixed to the upper end of the fixing frame by bolts, the output shaft of the motor is vertically downward relative to the fixing frame, the output shaft of the motor is connected to the upper end of the rotating shaft, the rotating shaft is coaxial with the output shaft of the motor, the bottom end of the rotating shaft is connected to a cross-shaped stirring blade mounting frame, the bottom end of the rotating shaft is located at the cross center of the stirring blade mounting frame, a plurality of mounting holes arranged evenly and orderly are opened on the stirring blade mounting frame, a plurality of stirring blades are installed on the stirring blade mounting frame, and the stirring blades correspond to the mounting holes.
[0007] Furthermore, a stud is welded on the agitator blade, and the stud extends upward from the lower end of the mounting hole. The agitator blade is located directly below the mounting hole. A matching nut is installed on the stud, and the nut is distributed on the upper and lower sides of the agitator blade mounting frame to clamp it in the middle.
[0008] Furthermore, a conductive slip ring is installed on the rotating shaft, the conductive slip ring is coaxial with the rotating shaft, and the upper side of the conductive slip ring is connected to the lower side of the fixing frame.
[0009] Furthermore, a mounting groove is provided on the rotating shaft, and the mounting groove completely penetrates the rotating shaft. The mounting groove is relatively located between the conductive slip ring and the agitator mounting frame, and the mounting groove is relatively close to the conductive slip ring. A groove is provided on the rotating shaft, and the groove is located between the mounting groove and the agitator mounting frame.
[0010] Furthermore, a fixing plate is installed on the rotating shaft, a connecting piece is provided on one side of the fixing plate, the connecting piece corresponds to the mounting groove, the connecting piece is engaged with the mounting groove, a protrusion is provided on the fixing plate, the protrusion is installed in the groove, and the protrusion fits with the groove.
[0011] Furthermore, a vibrator mounting seat is mounted on the fixing plate, and a micro vibrator is mounted on the vibrator mounting seat.
[0012] Furthermore, a cylinder is provided at the upper end of the fixing frame, a push rod of the cylinder is connected to the upper side of the connecting block, the connecting block is fixed to the fixing frame by bolts, and a mounting seat is installed on one side of the cylinder.
[0013] Furthermore, a support column is provided on the fixing frame.
[0014] The utility model has the following beneficial effects: by using a scraping mechanism, the mechanism is first installed on the corresponding equipment through the mounting seat, and the angle of the agitator is adjusted according to the production requirements before the mechanism starts working, the nut on the upper side of the agitator mounting frame is first screwed so that the nut ends the clamping and fixing of the agitator mounting frame, and after the nut is loosened, the stud in the mounting hole can rotate freely, thereby adjusting the angle of the agitator, and after adjusting the angle of the agitator, the nut is tightened again, and the agitator is fixed on the agitator mounting frame at the adjusted angle, and the mechanism can start working after the preparation work is completed, and when the carrier carrying the material is transported to the bottom of the mechanism, the motor starts working, and the motor drives the rotating shaft on its output shaft, and the rotating rotating shaft drives the agitator mounting frame thereon, thereby rotating the agitator, and at the same time, the cylinder and the micro-vibrator also start working together, and the push rod of the cylinder pushes the fixing frame on the connecting block to start the mechanism The pneumatic cylinder starts to move downward, so that the rotating stirring blade is inserted into the material accumulated in the carrier, and the accumulated material in the carrier is leveled and stirred at the same time, so that the material distribution is more even. At the same time, the micro vibrator vibrates the material in the carrier to make the material in the carrier more compact. After the material in the carrier is leveled, the cylinder starts to retract the push rod to pull the mechanism back, so that the stirring blade leaves the carrier and waits for the next leveling work. Through the design of the stirring blade, the mechanism can stir the material while leveling the material, so that the material can be distributed more evenly, so that the material can be further fully burned through and can be further evenly sintered, thereby improving the production accuracy. Through the design of the conductive slip ring and the micro vibrator, further vibration control is achieved, so that when the stirring blade levels the material, the material can be vibrated, so that the material becomes more compact, thereby further improving the production accuracy.
[0015] Of course, any product implementing the present invention does not necessarily need to achieve all of the advantages described above at the same time. BRIEF DESCRIPTION OF THE DRAWINGS
[0016] In order to more clearly illustrate the technical solutions of the utility model embodiments, the drawings required for describing the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.
[0017] Figure 1 It is a schematic diagram of the left explosion structure of the utility model;
[0018] Figure 2 This is a schematic diagram of the front explosion structure of the utility model;
[0019] Figure 3 It is a schematic diagram of the right side structure of the utility model;
[0020] Figure 4 It is a front structural schematic diagram of the utility model;
[0021] Figure 5 For this utility model Figure 2 Schematic diagram of the local enlarged structure at point A.
[0022] In the accompanying drawings, the components represented by the reference numerals are listed as follows:
[0023] 1. Fixing bracket; 2. Motor; 3. Rotating shaft; 4. Agitator mounting bracket; 5. Mounting hole; 6. Agitator; 7. Stud; 8. Nut; 9. Conductive slip ring; 10. Mounting slot; 11. Groove; 12. Fixing plate; 13. Connector; 14. Bump; 15. Vibrator mounting seat; 16. Micro vibrator; 17. Cylinder; 18. Connecting block; 19. Mounting seat; 20. Support column. DETAILED DESCRIPTION
[0024] The following will be combined with the drawings in the utility model embodiments to clearly and completely describe the technical solutions in the utility model embodiments. Obviously, the described embodiments are only part of the utility model embodiments, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0025] In the description of the present utility model, it should be understood that the terms "opening", "upper", "lower", "top", "middle", "inside" and the like indicating orientation or positional relationship are only for the convenience of describing the utility model and simplifying the description, and do not indicate or imply that the components or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the utility model.
[0026] See also Figure 1-5As shown, the utility model is a scraping mechanism, including a fixing frame 1, a motor 2 is installed in the fixing frame 1, the tail end of the motor 2 is fixed to the upper end of the fixing frame 1 by bolts, the output shaft of the motor 2 is vertically downward relative to the fixing frame 1, the output shaft of the motor 2 is connected to the upper end of the rotating shaft 3, the rotating shaft 3 is coaxial with the output shaft of the motor 2, the bottom end of the rotating shaft 3 is connected to the cross-shaped stirring blade mounting frame 4, the bottom end of the rotating shaft 3 is located at the cross center of the stirring blade mounting frame 4, the stirring blade mounting frame 4 is provided with a plurality of mounting holes 5 arranged evenly and orderly, the stirring blade mounting frame 4 is installed with a plurality of stirring blades 6, the stirring blades 6 and the mounting holes 5 Correspondingly; when the carrier carrying the material is transported to the bottom of the mechanism, the motor 2 starts to work, and the motor 2 drives the rotating shaft 3 on its output shaft. The rotating rotating shaft 3 drives the agitator mounting frame 4 thereon, so that the agitator 6 rotates, and the rotating agitator 6 is inserted into the material accumulated in the carrier, and the material accumulated in the carrier is leveled while also being stirred, so that the material distribution is more even. Through the design of the agitator 6, the mechanism can stir the material while leveling the material, so that the material can be distributed more evenly, so that the material can be further fully burned through and can be further evenly sintered, thereby improving the production accuracy.
[0027] In one embodiment, for the above-mentioned scraping mechanism, a stud 7 is welded on the agitator 6, and the stud 7 extends upward from the lower end of the mounting hole 5. The agitator 6 is located directly below the mounting hole 5, and a matching nut 8 is installed on the stud 7. The nut 8 is distributed on the upper and lower sides of the agitator mounting frame 4 to clamp it in the middle; when it is necessary to adjust the angle of the agitator 6 according to production requirements, first screw the nut 8 located on the upper side of the agitator mounting frame 4 to make the nut 8 end the clamping of the agitator mounting frame 4, and after the nut 8 is loosened, the stud 7 in the mounting hole 5 can rotate freely, thereby adjusting the angle of the agitator 6, and after adjusting the angle of the agitator 6, tighten the nut 8 again to fix the agitator 6 on the agitator mounting frame 4 at the adjusted angle, thereby further improving the stirring efficiency.
[0028] In one embodiment, for the above-mentioned scraping mechanism, a conductive slip ring 9 is installed on the rotating shaft 3, the conductive slip ring 9 is coaxial with the rotating shaft 3, and the upper side of the conductive slip ring 9 is connected to the lower side of the fixed frame 1; the conductive slip ring 9 solves the problem of the wire entanglement of the micro vibrator 16 installed on the rotating shaft 3 during the rotation process.
[0029] In one embodiment, for the above-mentioned scraping mechanism, a mounting groove 10 is provided on the rotating shaft 3, and the mounting groove 10 completely penetrates the rotating shaft 3. The mounting groove 10 is relatively located between the conductive slip ring 9 and the agitator mounting frame 4. The mounting groove 10 is relatively close to the conductive slip ring 9. A groove 11 is provided on the rotating shaft 3, and the groove 11 is located between the mounting groove 10 and the agitator mounting frame 4; the fixing plate 12 is firmly fixed on the rotating shaft 3 by the mounting groove 10 and the groove 11 respectively cooperating with the connecting piece 13 and the protrusion 14.
[0030] In one embodiment, for the above-mentioned scraping mechanism, a fixing plate 12 is installed on the rotating shaft 3, a connecting member 13 is provided on one side of the fixing plate 12, the connecting member 13 corresponds to the mounting groove 10, the connecting member 13 is engaged with the mounting groove 10, a protrusion 14 is provided on the fixing plate 12, the protrusion 14 is installed in the groove 11, and the protrusion 14 fits with the groove 11.
[0031] In one embodiment, for the above-mentioned scraping mechanism, a vibrator mounting seat 15 is installed on the fixed plate 12, and a micro vibrator 16 is installed on the vibrator mounting seat 15; the micro vibrator 16 vibrates the material in the carrier to make the material in the carrier tighter, and further vibration control is achieved through the design of the conductive slip ring 9 and the micro vibrator 16, so that when the stirring blade 6 levels the material, the material can be vibrated, thereby making the material tighter, thereby further improving the production accuracy.
[0032] In one embodiment, for the above-mentioned scraping mechanism, a cylinder 17 is provided at the upper end of the fixing frame 1, and a push rod of the cylinder 17 is connected to the upper side of a connecting block 18. The connecting block 18 is fixed to the fixing frame 1 by bolts, and a mounting seat 19 is installed on one side of the cylinder 17; when leveling the material in the carrier, the push rod of the cylinder 17 pushes the fixing frame 1 on the connecting block 18, so that the mechanism starts to move downward, so that the rotating stirring blade 6 is inserted into the material accumulated in the carrier. After the leveling is completed, the cylinder 17 starts to retract the push rod to pull the mechanism back, so that the stirring blade 6 leaves the carrier and waits for the next leveling work.
[0033] In one embodiment, for the above-mentioned scraping mechanism, a support column 20 is provided on the fixing frame 1; the support column 20 makes the fixing frame 1 more stable.
[0034] In summary, with the aid of the above technical solution of the utility model, by using a scraping mechanism, the mechanism is first installed on the corresponding equipment through the mounting seat 19, and the angle of the stirring blade 6 is adjusted according to the production requirements before the mechanism works, and the nut 8 on the upper side of the stirring blade mounting frame 4 is first screwed to make the nut 8 end the clamping of the stirring blade mounting frame 4, and after the nut 8 is loosened, the stud 7 in the mounting hole 5 can rotate freely, so as to adjust the angle of the stirring blade 6, and after adjusting the angle of the stirring blade 6, the nut 8 is tightened again, and the stirring blade 6 is fixed on the stirring blade mounting frame 4 at the adjusted angle, and the mechanism can start working after the preparation work is completed. When the carrier carrying the material is transported to the bottom of the mechanism, the motor 2 starts working, and the electric The machine 2 drives the rotating shaft 3 on its output shaft, and the rotating rotating shaft 3 drives the stirring blade mounting frame 4 thereon, so that the stirring blade 6 rotates. At the same time, the cylinder 17 and the micro-vibrator 16 also start to work together. The push rod of the cylinder 17 pushes the fixed frame 1 on the connecting block 18, so that the mechanism starts to move downward, so that the rotating stirring blade 6 is inserted into the material accumulated in the carrier, and the material accumulated in the carrier is leveled while the material is also stirred, so that the material distribution is more even. At the same time, the micro-vibrator 16 vibrates the material in the carrier to make the material in the carrier more compact. After the material in the carrier is leveled, the cylinder 17 starts to retract the push rod to pull back the mechanism, so that the stirring blade 6 leaves the carrier and waits for the next leveling work.
[0035] Through the above technical solution, 1. Through the design of the stirring blade, the mechanism can stir the material while leveling the material, so that the material can be distributed more evenly, so that the material can be further fully burned and can be further evenly sintered, thereby improving the production accuracy.
[0036] Through the design of conductive slip rings and micro vibrators, further vibration control is achieved, so that when the stirring blades level the materials, the materials can be vibrated, making the materials more compact, thereby further improving the production accuracy.
[0037] In the description of this specification, the description with reference to the terms "one embodiment", "example", "specific example", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.
[0038] The preferred embodiments of the utility model disclosed above are only used to help explain the utility model. The preferred embodiments do not describe all the details in detail, nor do they limit the utility model to the specific implementation methods described. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the utility model, so that technicians in the relevant technical field can well understand and use the utility model. The utility model is limited only by the claims and their full scope and equivalents.
Claims
1. A scraping mechanism, characterized in that: The invention comprises a fixing frame (1), wherein a motor (2) is installed in the fixing frame (1), the rear end of the motor (2) is fixed to the upper end of the fixing frame (1) by bolts, the output shaft of the motor (2) is vertically downward relative to the fixing frame (1), the output shaft of the motor (2) is connected to the upper end of a rotating shaft (3), the rotating shaft (3) and the output shaft of the motor (2) are coaxial, the bottom end of the rotating shaft (3) is connected to a cross-shaped stirring blade mounting frame (4), the bottom end of the rotating shaft (3) is located at the cross center of the stirring blade mounting frame (4), the stirring blade mounting frame (4) is provided with a plurality of mounting holes (5) arranged evenly and orderly, and the stirring blade mounting frame (4) is provided with a plurality of stirring blades (6), and the stirring blades (6) correspond to the mounting holes (5).
2. A scraping mechanism according to claim 1, characterized in that: A stud (7) is welded on the stirring blade (6), and the stud (7) extends upward from the lower end of the mounting hole (5). The stirring blade (6) is located directly below the mounting hole (5). A matching nut (8) is installed on the stud (7), and the nut (8) is distributed on the upper and lower sides of the stirring blade mounting frame (4) to clamp it in the middle.
3. A scraping mechanism according to claim 1, characterized in that: A conductive slip ring (9) is mounted on the rotating shaft (3); the conductive slip ring (9) is coaxial with the rotating shaft (3); and the upper side of the conductive slip ring (9) is connected to the lower side of the fixing frame (1).
4. A scraping mechanism according to claim 3, characterized in that: The rotating shaft (3) is provided with a mounting groove (10), the mounting groove (10) completely passes through the rotating shaft (3), the mounting groove (10) is relatively located between the conductive slip ring (9) and the agitator mounting frame (4), the mounting groove (10) is relatively close to the conductive slip ring (9), and the rotating shaft (3) is provided with a groove (11), the groove (11) is located between the mounting groove (10) and the agitator mounting frame (4).
5. A scraping mechanism according to claim 4, characterized in that: A fixing plate (12) is mounted on the rotating shaft (3), a connecting piece (13) is provided on one side of the fixing plate (12), the connecting piece (13) corresponds to the mounting groove (10), the connecting piece (13) is engaged with the mounting groove (10), a convex block (14) is provided on the fixing plate (12), the convex block (14) is mounted in the groove (11), and the convex block (14) is engaged with the groove (11).
6. A scraping mechanism according to claim 5, characterized in that: A vibrator mounting seat (15) is mounted on the fixing plate (12), and a micro vibrator (16) is mounted on the vibrator mounting seat (15).
7. A scraping mechanism according to claim 1, characterized in that: A cylinder (17) is provided at the upper end of the fixing frame (1), a push rod of the cylinder (17) is connected to the upper side of a connecting block (18), the connecting block (18) is fixed to the fixing frame (1) by bolts, and a mounting seat (19) is installed on one side of the cylinder (17).
8. A scraping mechanism according to claim 1, characterized in that: A support column (20) is provided on the fixing frame (1).