Silicon-carbon negative electrode material processing machine for lithium battery processing

Abstract

The silicon carbon negative electrode material processing machine comprises a first processing bin, a material guide block is fixedly connected between splicing insertion blocks, a rotating motor is installed on the inner wall of a sealing block in an inserted mode, and locking sliding blocks are installed on the edges of the two sides of the rotating motor; and the rear side of the locking sliding block and the front sides of the first treatment bin, the second treatment bin and the third treatment bin are installed in a sliding mode, a smashing roller is installed at the output end of a rotating motor, and the smashing roller is installed on the inner walls of the first treatment bin, the second treatment bin and the third treatment bin in an embedded mode. According to the silicon-carbon negative electrode material processing machine for lithium battery processing, the first processing bin, the second processing bin and the third processing bin can be rapidly positioned, combined, disassembled and assembled through the combined inserting blocks, the sealing rings and the combined inserting grooves, can be combined at will, is convenient to use, can conduct multi-group smashing, can drive the smashing rollers to conduct transverse sliding adjustment through the locking sliding blocks, and is convenient to use. The crushing effect is convenient to adjust, and use is more convenient.

Description

TECHNICAL FIELD

[0001] The utility model relates to silicon carbon negative material processing technical field, concretely is a kind of silicon carbon negative material processing machine for lithium battery processing. BACKGROUND

[0002] At present, the negative pole of lithium ion battery is mostly graphite, and its actual discharge specific capacity has approached its theoretical value 372mAh / g, and the layered structure is easy to peel off when the cycle number is more, etc., which limits the further improvement of specific energy and performance of lithium battery;In order to better cooperate with the development of positive material, pure graphite material has been difficult to meet the demand of high specific energy lithium ion battery, among numerous materials, silicon can form binary alloy with lithium, and has very high theoretical capacity (4200mAh / g) and is concerned, in addition, silicon also has low deintercalation lithium voltage platform (less than 0.5V vs Li / Li+), low reactivity with electrolyte, rich in crust, low price and other advantages, is a very promising lithium battery negative material;But silicon as lithium battery negative pole has fatal defect, lithium ion is inserted into silicon crystal lattice from positive material during charging, which causes great expansion (about 300%), and forms silicon lithium alloy;Such volume effect is easy to cause silicon negative material to peel off from current collector, leading to the phenomenon of electrode foil exposure, electrochemical corrosion and short circuit, etc., which affects the safety and service life of battery;Therefore, carbon material is often introduced to prepare silicon-carbon composite material, silicon-carbon negative material needs to be mixed with nano-silicon and graphite, and then prepared by coating technology, and then grinding silicon and graphite into fine particles is an extremely important process.

[0003] The prior art CN118022951A silicon-carbon negative material processing and grinding device can continuously grind, and it is simple and convenient to add silicon-carbon raw materials into each grinding space, and it is also very convenient to collect silicon-carbon raw materials after completing the primary grinding stage, but there are some deficiencies, the existing equipment has poor crushing efficiency, cannot be modularly combined for use, and the crushing effect cannot be adjusted, which is inconvenient to use, so a silicon-carbon negative material processing machine for lithium battery processing is needed to solve the above problems. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a kind of silicon-carbon negative material processing machine for lithium battery processing, to solve the problem of poor crushing efficiency of the silicon-carbon negative material processing and grinding device mentioned in the above background art, and the device cannot be modularly combined for use, and the crushing effect cannot be adjusted, which is inconvenient to use.

[0005] In order to achieve the above object, the utility model provides the following technical scheme: A silicon carbon negative material processing machine for lithium battery processing, including first processing bin, first processing bin upper end is installed with second processing bin, and second processing bin upper end is installed with third processing bin, first processing bin, second processing bin, third processing bin both side lower ends are connected with the discharge gate of installation, the discharge gate inner wall is inserted and is installed with the closing block, and closing block upper end is fixedly connected with the lifting sliding block, the lifting sliding block inner wall is inserted and is installed with the locking knob, and lifting sliding block and lifting sliding groove are inserted and are slidably installed, lifting sliding groove is arranged in the center position of first processing bin, second processing bin, third processing bin both sides, and the first processing bin, second processing bin, third processing bin upper end edge is provided with combination slot, the first processing bin, second processing bin, third processing bin lower end edge is fixedly connected with combination plug, and combination plug inner and outer wall is installed with sealing ring, the first processing bin, second processing bin, third processing bin upper end corner is installed with the lifting hook slot, and the first processing bin, second processing bin, third processing bin lower end edge is provided with splicing slot, the splicing slot inner wall is inserted and is installed with splicing plug, and splicing plug inner wall is inserted and is installed with fixed bolt, the splicing plug is fixedly connected with the guide block between, the first processing bin, second processing bin, third processing bin front side is provided with horizontal sliding slot, and horizontal sliding slot inner wall is installed with sealing block, the sealing block inner wall is inserted and is installed with the rotary motor, and rotary motor both sides edge is installed with locking sliding block, locking sliding block rear side and first processing bin, second processing bin, third processing bin front side slidably installed, the rotary motor output end is installed with the crushing roller, and crushing roller is inlaidly installed on the inner wall of first processing bin, second processing bin, third processing bin.

[0006] Preferably, the first processing bin, the second processing bin and the third processing bin are positioned and inserted by the combination plug and the combination slot, and the combination plug is sealingly inserted with the combination slot by the sealing ring.

[0007] Preferably, the discharge gate is obliquely connected with the first processing bin, the second processing bin and the third processing bin, the shape of the closing block matches the shape of the inner wall of the discharge gate, and the closing block is slidably connected with the first processing bin, the second processing bin and the third processing bin by the lifting sliding block and the lifting sliding groove, and the closing block is fixedly connected with the first processing bin, the second processing bin and the third processing bin by the locking knob.

[0008] Preferably, the crushing roller is symmetrically connected with the first processing bin, the second processing bin and the third processing bin by the rotary motor, and the crushing roller and the rotary motor are slidably and lockingly installed with the horizontal sliding slot by the locking sliding block.

[0009] Preferably, the material guide block is flush with the lower end of the inner wall of the discharge port, and the material guide block is positioned and inserted into the first processing bin, the second processing bin and the third processing bin through splicing inserts and splicing slots.

[0010] Preferably, the lifting hook slot is distributed in a rectangular position on the upper end of the first processing bin, the second processing bin and the third processing bin.

[0011] Compared with the prior art, the silicon-carbon negative electrode material processing machine for lithium battery processing has the advantages that: the first processing bin, the second processing bin and the third processing bin can be quickly positioned, combined, disassembled, and randomly combined, and the machine is convenient to use and can perform multiple crushing, and the crushing roller can be driven to slide transversely for adjustment by the locking sliding block, so that the crushing effect is conveniently adjusted, and the machine is more convenient to use. BRIEF DESCRIPTION OF DRAWINGS

[0012] Figure 1 It is a front view of the silicon-carbon negative electrode material processing machine for lithium battery processing.

[0013] Figure 2 It is a schematic diagram of the internal structure of the silicon-carbon negative electrode material processing machine for lithium battery processing.

[0014] Figure 3 It is a silicon-carbon negative electrode material processing machine for lithium battery processing. Figure 2 It is an enlarged view of position A in the machine.

[0015] Figure 4 It is a silicon-carbon negative electrode material processing machine for lithium battery processing. Figure 2 It is an enlarged view of position B in the machine.

[0016] Figure 5 It is a silicon-carbon negative electrode material processing machine for lithium battery processing. Figure 2 It is an enlarged view of position C in the machine.

[0017] Figure 6 It is a silicon-carbon negative electrode material processing machine for lithium battery processing. Figure 2 It is an enlarged view of position D in the machine.

[0018] In the figure: 1, first processing bin, 2, second processing bin, 3, third processing bin, 4, discharge port, 5, crushing roller, 6, fixed bolt, 7, material guide block, 8, splicing insert, 9, lifting hook slot, 10, splicing slot, 11, locking sliding block, 12, sealing block, 13, transverse sliding slot, 14, rotary motor, 15, combination insert, 16, sealing ring, 17, combination slot, 18, lifting sliding block, 19, lifting sliding slot, 20, sealing block, 21, locking knob. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the present application will be clearly and completely described with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative work fall within the scope of the present application.

[0020] Please refer to Figures 1-6 The present application provides a technical solution: a silicon-carbon negative electrode material processing machine for lithium battery processing, comprising a first processing bin 1, a second processing bin 2, a third processing bin 3, a discharge port 4, a crushing roller 5, a fixing bolt 6, a material guide block 7, a splicing plug 8, a lifting hook groove 9, a splicing slot 10, a locking sliding block 11, a sealing block 12, a transverse sliding groove 13, a rotary motor 14, a combined plug 15, a sealing ring 16, a combined slot 17, a lifting sliding block 18, a lifting sliding groove 19, a sealing block 20, and a locking knob 21. The first processing bin 1 is provided with the second processing bin 2 at the upper end, and the second processing bin 2 is provided with the third processing bin 3 at the upper end. The first processing bin 1, the second processing bin 2, and the third processing bin 3 are positioned and inserted and installed through the combined plug 15 and the combined slot 17, and the combined plug 15 is sealingly inserted and installed with the combined slot 17 through the sealing ring 16. In this way, the first processing bin 1, the second processing bin 2, and the third processing bin 3 are conveniently inserted and combined and installed, and modular use is facilitated.

[0021] The discharge port 4 is communicated and installed at the lower end of the first processing bin 1, the second processing bin 2, and the third processing bin 3. The discharge port 4 is inclined and connected with the first processing bin 1, the second processing bin 2, and the third processing bin 3. The shape of the sealing block 20 matches the shape of the inner wall of the discharge port 4. The sealing block 20 is slidingly and liftably connected with the first processing bin 1, the second processing bin 2, and the third processing bin 3 through the lifting sliding block 18 and the lifting sliding groove 19. The sealing block 20 is fixedly and lockingly connected with the first processing bin 1, the second processing bin 2, and the third processing bin 3 through the locking knob 21. In this way, the discharge port 4 is conveniently and independently discharged, and opening and closing adjustment is facilitated.

[0022] The inner wall of the discharge port 4 is inserted and installed with a sealing block 20, and the upper end of the sealing block 20 is fixedly connected with a lifting sliding block 18, the inner wall of the lifting sliding block 18 is inserted and installed with a locking knob 21, and the lifting sliding block 18 is inserted and slidingly installed with a lifting sliding groove 19, the lifting sliding groove 19 is arranged at the center position of the two sides of the first treatment bin 1, the second treatment bin 2 and the third treatment bin 3, and the upper end edge of the first treatment bin 1, the second treatment bin 2 and the third treatment bin 3 is provided with a combined insertion slot 17, the lower end edge of the first treatment bin 1, the second treatment bin 2 and the third treatment bin 3 is fixedly connected with a combined insertion block 15, and the inner and outer walls of the combined insertion block 15 are installed with a sealing ring 16, the upper corner of the first treatment bin 1, the second treatment bin 2 and the third treatment bin 3 is installed with a lifting hook groove 9, and the lower end edge of the first treatment bin 1, the second treatment bin 2 and the third treatment bin 3 is provided with a splicing insertion slot 10, and the lifting hook groove 9 is distributed in a rectangular position on the upper end of the first treatment bin 1, the second treatment bin 2 and the third treatment bin 3, so that the lifting hook groove 9 can conveniently lift, disassemble and assemble the first treatment bin 1, the second treatment bin 2 and the third treatment bin 3.

[0023] The inner wall of the splicing insertion slot 10 is inserted and installed with a splicing insertion block 8, and the inner wall of the splicing insertion block 8 is inserted and installed with a fixing bolt 6, the splicing insertion blocks 8 are fixedly connected with guide blocks 7, the two sides of the guide blocks 7 are distributed in flush position with the lower end of the inner wall of the discharge port 4, and the guide blocks 7 are positioned and insertedly installed with the first treatment bin 1, the second treatment bin 2 and the third treatment bin 3 through the splicing insertion block 8 and the splicing insertion slot 10, and the splicing insertion block 8 is bolted and insertedly installed with the splicing insertion slot 10 through the fixing bolt 6, so that the guide blocks 7 can be conveniently inserted, disassembled and assembled, and the combined installation is convenient to use.

[0024] The front side of the first treatment bin 1, the second treatment bin 2 and the third treatment bin 3 is provided with a horizontal sliding groove 13, and the inner wall of the horizontal sliding groove 13 is installed with a sealing block 12, the inner wall of the sealing block 12 is inserted and installed with a rotating motor 14, and the two side edges of the rotating motor 14 are installed with locking sliding blocks 11, the rear side of the locking sliding blocks 11 is slidingly installed with the front side of the first treatment bin 1, the second treatment bin 2 and the third treatment bin 3, the output end of the rotating motor 14 is installed with a crushing roller 5, and the crushing roller 5 is embeddedly installed in the inner wall of the first treatment bin 1, the second treatment bin 2 and the third treatment bin 3, the crushing roller 5 is symmetrically and rotatably connected with the first treatment bin 1, the second treatment bin 2 and the third treatment bin 3 through the rotating motor 14, and the crushing roller 5 and the rotating motor 14 are slidingly and lockingly installed with the horizontal sliding groove 13 through the locking sliding blocks 11, so that the crushing roller 5 can be conveniently slidingly adjusted and the crushing effect can be conveniently adjusted.

[0025] Working principle: when using the lithium battery processing silicon carbon negative electrode material processing machine, first, the second treatment bin 2, the third treatment bin 3 are hoisted through the lifting hook slot 9, then the second treatment bin 2, the third treatment bin 3 are sealed and inserted into the first treatment bin 1 through the combined plug block 15, the sealing ring 16, the combined plug slot 17, then the device is connected to the power supply, then the rotating motor 14 is started, the crushing roller 5 rotates symmetrically, then the silicon carbon negative electrode material is injected into the third treatment bin 3, then it is crushed by the crushing roller 5, then it is crushed by the first treatment bin 1, the second treatment bin 2, then it is guided out through the guide block 7 and the discharge port 4, when the crushing effect needs to be adjusted, the crushing roller 5 can be adjusted in sliding interval through the locking sliding block 11, and is locked and fixed through the locking sliding block 11, and the crushing is adjusted, when maintenance and cleaning are needed, the second treatment bin 2, the third treatment bin 3 can be removed for quick cleaning and maintenance, which is the use process of the lithium battery processing silicon carbon negative electrode material processing machine.

[0026] Although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement to part of the technical features, and any modification, equivalent replacement, improvement, etc. within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A silicon-carbon negative electrode material processing machine for lithium battery processing, comprising a first processing bin (1), a second processing bin (2) is installed on the upper end of the first processing bin (1), and a third processing bin (3) is installed on the upper end of the second processing bin (2), characterized in that: The lower end of both sides of the first processing bin (1), the second processing bin (2) and the third processing bin (3) is communicated and installed with a discharge port (4), a sealing block (20) is inserted and installed in the inner wall of the discharge port (4), the upper end of the sealing block (20) is fixedly connected with a lifting sliding block (18), the inner wall of the lifting sliding block (18) is inserted and installed with a locking knob (21), and the lifting sliding block (18) is inserted and slidingly installed with a lifting sliding groove (19), the lifting sliding groove (19) is opened in the central position of the two sides of the first processing bin (1), the second processing bin (2) and the third processing bin (3), and the upper end edge of the first processing bin (1), the second processing bin (2) and the third processing bin (3) is provided with a combined insertion slot (17), the lower end edge of the first processing bin (1), the second processing bin (2) and the third processing bin (3) is fixedly connected with a combined insertion block (15), and the inner and outer walls of the combined insertion block (15) are installed with a sealing ring (16), the upper corner of the first processing bin (1), the second processing bin (2) and the third processing bin (3) is installed with a lifting hook groove (9), and the lower edge of the first processing bin (1), the second processing bin (2) and the third processing bin (3) is provided with a splicing insertion slot (10), the inner wall of the splicing insertion slot (10) is inserted and installed with a splicing insertion block (8), and the inner wall of the splicing insertion block (8) is inserted and installed with a fixing bolt (6), the splicing insertion blocks (8) are fixedly connected with guide blocks (7), the front side of the first processing bin (1), the second processing bin (2) and the third processing bin (3) is provided with a horizontal sliding groove (13), and the inner wall of the horizontal sliding groove (13) is installed with a sealing block (12), the inner wall of the sealing block (12) is inserted and installed with a rotary motor (14), and the two side edges of the rotary motor (14) are installed with locking sliding blocks (11), the rear side of the locking sliding block (11) is slidingly installed with the front side of the first processing bin (1), the second processing bin (2) and the third processing bin (3), the output end of the rotary motor (14) is installed with a crushing roller (5), and the crushing roller (5) is embeddedly installed in the inner wall of the first processing bin (1), the second processing bin (2) and the third processing bin (3).

2. The silicon-carbon negative electrode material processing machine for lithium battery processing according to claim 1, characterized in that: The first processing bin (1), the second processing bin (2) and the third processing bin (3) are positioned and insertedly installed through the combined insertion block (15) and the combined insertion slot (17), and the combined insertion block (15) is sealingly insertedly installed with the combined insertion slot (17).

3. The silicon-carbon negative electrode material processing machine for lithium battery processing according to claim 2, characterized in that: The discharge port (4) is inclinedly and communicatively connected with the first processing bin (1), the second processing bin (2) and the third processing bin (3), the shape of the sealing block (20) matches the shape of the inner wall of the discharge port (4), and the sealing block (20) is slidingly and liftingly connected with the first processing bin (1), the second processing bin (2) and the third processing bin (3) through the lifting sliding block (18) and the lifting sliding groove (19), and the sealing block (20) is fixedly and lockingly connected with the first processing bin (1), the second processing bin (2) and the third processing bin (3) through the locking knob (21).

4. The silicon-carbon negative electrode material processing machine for lithium battery processing according to claim 3, characterized in that: The pulverizing roller (5) is symmetrically connected with the first processing bin (1), the second processing bin (2) and the third processing bin (3) through a rotating motor (14), and the pulverizing roller (5) and the rotating motor (14) are slidingly locked and installed with the transverse sliding groove (13) through the locking sliding block (11).

5. The silicon-carbon negative electrode material processing machine for lithium battery processing according to claim 4, characterized in that: The material guiding blocks (7) are distributed in flush positions with the lower ends of the inner walls of the discharge ports (4) on both sides, and the material guiding blocks (7) are positioned and inserted and installed with the first processing bin (1), the second processing bin (2) and the third processing bin (3) through the splicing insertion blocks (8) and the splicing insertion grooves (10), and the splicing insertion blocks (8) are bolted and inserted and installed with the splicing insertion grooves (10) through the fixing bolts (6).

6. The silicon-carbon negative electrode material processing machine for lithium battery processing according to claim 5, characterized in that: The lifting hook grooves (9) are distributed in rectangular positions on the upper ends of the first processing bin (1), the second processing bin (2) and the third processing bin (3).

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