WO2018157433A1

WO2018157433A1 - Multi-stage graphite crushing tank adopting reciprocating motion

Info

Publication number: WO2018157433A1
Application number: PCT/CN2017/079231
Authority: WO
Inventors: 王爽
Original assignee: 深圳市玖创科技有限公司
Priority date: 2017-03-01
Filing date: 2017-04-01
Publication date: 2018-09-07
Also published as: CN106824357A

Abstract

A multi-stage graphite crushing tank adopting reciprocating motion, comprising a motor plate (16) and a crushing tank (8). The motor plate (16) is provided with a motor (17) and a jacking rod (20); the motor (17) is provided with a cam (1) and a rotating shaft (2); the rotating shaft (2) drives, by means of the motor (17), the cam (1) to rotate; the jacking rod (20) is provided with a push rod (3) and a limiting bolt (4); the push rod (3) is provided with a limiting groove (5), a spring bolt (18), a spring (19), and an inclined rod (6); the push rod (3) and the cam (1) are disposed on a same horizontal plane; the crushing tank (8) is provided with a feeding opening (9), a first grinding plate (10), a second grinding plate (11), a moving tank (12), a pull rod (7), filtering holes (13), a discharge opening (14), grinding thorns (21), and a cover plate (22); a screw (15) is provided at the top end of the pull rod (7); and the pull rod (7) is connected to the inclined rod (6) by means of the screw (15). By means of the reciprocating motion of the first grinding plate (10) and the second grinding plate (11), the multi-stage graphite crashing tank continuously implements multi-stage grinding on graphite until the graphite meets the requirements, and graphite materials that do not meet requirements can be prevented from mixing in; the grinding is thoroughly completed; the reciprocating motion mode is different from a conventional grinding mode and can meet industrial requirements.

Description

Multi-stage graphite crushing box for reciprocating motion

[0001] The present invention relates to a graphite pulverizing apparatus, and more particularly to a reciprocating multi-stage graphite pulverizing box.

Background technique

[0002] Since Sony Corporation of Japan took the lead in developing and commercializing lithium-ion batteries in 1990, lithium-ion batteries have developed rapidly. Lithium-ion batteries are now widely used in various fields of civil and military applications. With the continuous advancement of technology, people have put forward more and higher requirements for the performance of batteries: The miniaturization and personalized development of electronic devices require batteries with smaller volume and higher specific energy output; Aerospace energy requirements The battery has a cycle life, better low temperature charge and discharge performance and higher safety performance; electric vehicles require batteries with high capacity, low cost, high stability and safety.

[0003] At present, a commercial lithium ion battery anode material is made of a graphite-based carbon material, has a low lithium insertion/deintercalation potential, a suitable reversible capacity, and is rich in resources and low in price, and is an ideal lithium ion battery. Anode material.

technical problem

[0004] In the production process of graphite anode materials, it is generally required to undergo processes such as pulverization and spheroidization. The current graphite pulverization includes a pulverizing tank and a motor. The shaft is provided with a rotating shaft and a blade, and the blade is pulverized by the rotation of the motor, but the pulverizing effect is not good, the pulverized mash is long, and it is difficult to process into a required diameter. Particles.

Problem solution

Technical solution

[0005] It is an object of the present invention to provide a reciprocating multi-stage graphite pulverizing tank to solve the problems set forth in the above background art.

[0006] In order to solve the above technical problem, the present invention provides the following technical solutions:

[0007] A reciprocating multi-stage graphite crushing box includes a motor plate and a crushing box; the motor plate is provided with a motor and a jack; the motor is provided with a cam and a rotating shaft; and the rotating shaft drives the cam to rotate by the motor; The jack is provided with a push rod and a limit bolt; the push rod is provided with a limit groove, a spring bolt, a spring and a diagonal rod The push rod and the cam are on the same horizontal plane; the limiting slot is disposed in the middle of the push rod, and the limiting slot is elliptical; the spring bolt is disposed below the left end of the upper limit slot of the push rod; a spring bolt, the other end is connected to the jack; the crushing box is provided with an inlet, a first abrasive plate, a second abrasive plate, a moving groove, a drawbar, a filter hole, a discharge port, a grinding thorn and a cover plate; The feeding port is obliquely disposed at a top end of the crushing box; the moving groove is disposed at an outer side of the first grinding plate and the second and fourth pieces of the second abrasive plate corresponding to the crushing box, and the moving groove on the left side has a drawbar a connecting hole; the discharge opening is disposed at a bottom of the crushing box; the grinding thorn is provided with a plurality of; the cover plate is disposed obliquely above the crushing box; the top end of the pulling rod is provided with a screw, and the pulling rod is passed through the screw Slanted rod connection.

[0008] As a further aspect of the invention: the cam is an elliptical wheel.

[0009] As a further aspect of the present invention, the diagonal rod is obliquely connected to the right end of the push rod, and the inclined rod is provided with a screw hole.

[0010] As a further aspect of the present invention, the limit bolt is disposed above the jack, and the top of the jack has a bolt hole connected to the limit bolt, and the push rod is connected to the jack through the limit slot and the limit bolt. .

[0011] As a further aspect of the present invention, the first abrasive plate and the second abrasive plate in the crushing box are installed in a stepped downward direction.

[0012] As a further aspect of the present invention, the first abrasive plate is disposed at an inner top end of the crushing box, the right side of the first abrasive plate is provided with a grinding thorn, and the left side of the first abrasive plate is provided with a pulling rod.

[0013] As a further aspect of the present invention: the second abrasive plate is provided with five, the second abrasive plate is provided with a filter hole and both sides are provided with grinding thorns, the first, third and fifth pieces of the second abrasive plate Fixed setting, second

The four blocks are provided with tie rods on the left side.

[0014] As a still further aspect of the present invention, the diameter of the filter hole is sequentially decreased in steps on the five second abrasive sheets.

Advantageous effects of the invention

Beneficial effect

[0015] Compared with the prior art, the beneficial effects of the present invention are:

[0016] The present invention continuously grinds graphite by multi-stage grinding by the reciprocating motion of the first abrasive plate and the second abrasive plate until the requirements are met, and there is no unsuitable graphite material mixed in, and the grinding is thorough and reciprocating. The method is different from the traditional grinding method and can meet the requirements of the industry. Brief description of the drawing

DRAWINGS

1 is a schematic top plan view of a reciprocating multi-stage graphite crushing box.

2 is a front view of a multi-stage graphite crushing box of a reciprocating motion. [0018] FIG.

[0019] FIG. 3 is a schematic left side view of a reciprocating multi-stage graphite crushing box.

[0020] FIG. 4 is a left side view of a reciprocating multi-stage graphite crushing tank.

[0021] In the figure: 1-cam, 2-turn shaft, 3-push rod, 4-position bolt, 5-position groove, 6-slant rod, 7-rod, 8-shock box, 9-inlet , 10-first abrasive plate, 11-second abrasive plate, 12-moving groove, 13-filter hole, 1 4-outlet, 15-screw, 16-motor plate, 17-motor, 18-spring bolt, 19-spring, 20-rod, 21- grinding thorn, 22-cover.

Embodiments of the invention

[0022] The technical solutions of the present patent are further described in detail below in conjunction with specific embodiments.

[0023] Please refer to FIG. 1-4, this embodiment provides a reciprocating multi-stage graphite crushing box, comprising a motor plate 16 and a crushing box 8; the motor plate 16 is provided with a motor 17 and a jack 20; The motor 17 is provided with a cam 1 and a rotating shaft 2; the cam 1 is an elliptical rotating wheel; the rotating shaft 2 drives the cam 1 to rotate by the motor 17; the jack 20 is provided with a push rod 3 and a limiting bolt 4; The push rod 3 is provided with a limit groove 5, a spring bolt 18, a spring 19 and a diagonal rod 6, the push rod 3 and the cam 1 are on the same horizontal plane; the limit groove 5 is arranged in the middle of the push rod 3, the limit The slot 5 is elliptical; the spring pin 18 is disposed below the left end of the upper limit slot 5 of the push rod 3; the spring 19 is coupled to the spring pin 18 at one end and to the jack 20 at the other end; Tiltly connected to the right end of the push rod 3, the diagonal rod 6 is provided with a screw hole; the limit bolt 4 is disposed above the jack 20, and the top of the jack 20 has a bolt hole connected to the limit bolt 4, the push rod 3 is connected to the jack 20 through the limiting slot 5 and the limiting bolt 4; the crushing box 8 is provided with the inlet 9, the first abrasive plate 10, and the second grinding a plate 11, a moving groove 12, a draw rod 7, a filter hole 13, a discharge port 14, a grinding horn 21 and a cover plate 22, wherein the first abrasive plate 10 and the second abrasive plate 11 in the crushing box 8 are installed in a stepped downward direction; The inlet port 9 is obliquely disposed at the top end of the crushing box 8; the first abrasive plate 10 is disposed at the inner top end of the crushing box 8, and the grinding blade 21 is disposed on the right side of the first abrasive plate 10, the first abrasive plate 10 The left side is provided with a tie rod 7; the second abrasive plate 11 is provided with five, the second abrasive plate 11 is provided with a filter hole 13 and both sides are provided with a grinding lance 21, the first and third of the second abrasive plate 11 The five blocks are fixedly disposed, and the second and fourth blocks are respectively provided with a tie rod 7 on the left side; the moving groove 12 is disposed on the first abrasive plate 10 and the second and fourth pieces of the second abrasive plate 11 corresponding to the crushing box 8 The outer side ends, the left side moving groove 12 has a hole connecting the tie rods 7; the diameter of the filter hole 13 is sequentially decreased in steps on the five second abrasive plates 11; the discharge port 14 is arranged in the crushing box The bottom of the 8 is provided; the cover 22 is disposed obliquely above the crushing box 8; the top end of the pull rod 7 is provided with a screw 15, and the pull rod 7 is connected to the diagonal rod 6 by a screw 15.

The preferred embodiments of the present invention have been described in detail above, but the present patent is not limited to the above embodiments, and may be within the knowledge of those skilled in the art without departing from the scope of the patent. Make various changes.

Industrial applicability

[0025] The working principle of the invention: The invention drives the cam 1 to rotate by the motor 17, since the cam 1 is an elliptical wheel, the push rod 3 will move under the contact with the cam 1, and the spring 19 and the limit bolt 4 The joint action will cause the push rod 3 to reciprocate. When the long axis of the cam 1 is in contact with the push rod 3, the limit pin 4 is on the left side of the limit groove 5, and the spring 19 is in the state of maximum elastic force, when the cam The short axis is in contact with the push rod 3, the limit pin 4 is on the right side of the limit groove 5, the spring 19 is in the minimum state of elasticity, and the spring 19 always gives the pusher 3 a leftward thrust, that is, the spring 19 is always compressed. The state, the push rod 3 can be reciprocated along with the rotation of the cam 1, thereby driving the first abrasive plate 10 and the second abrasive plate 11 connected to the diagonal rod ₆ to reciprocate, in the crushing box 8, the first abrasive plate 10 and the second abrasive plate 11 rub against each other, the material is pulverized by the grinding thorn 21, and the degree of pulverization is continuously reinforced by the filter holes 13 whose diameters are successively decreased, and the first abrasive plate 10 and the second abrasive plate 11 are stepped. The setting allows the material to naturally pass through the filter hole 13 and finally reaches the powder The required material is discharged from the discharge port 14.

Claims

Claim

[Claim 1] A reciprocating multi-stage graphite crushing box comprising a motor plate (16) and a crushing box (8); wherein the motor plate (16) is provided with a motor (17) and a jack ( 20); the motor (17) is provided with a cam (1) and a rotating shaft (2); the rotating shaft (2) drives the cam (1) to rotate by a motor (17); the jack (20) is provided with a push rod (3) and limit bolt (4); the push rod (3) is provided with a limit groove (5), a spring bolt (18), a spring (19) and a diagonal rod (6), a push rod (3) and a cam (1) on the same level; the limit groove (5) is placed in the middle of the push rod (3), the limit groove (5) is elliptical; the spring bolt (18) is set on the push rod (3) The lower end of the upper limit groove (5); the spring (19) has one end connected to the spring bolt (18) and the other end connected to the jack (20); the crushing box (8) is provided with an inlet ( 9), the first abrasive plate (10), the second abrasive plate (11), the moving groove (12), the tie rod (7), the filter hole (13), the discharge port

(14), grinding burr (21) and cover plate (22); the inlet port (9) is obliquely disposed at the top end of the pulverizing box (8); and the moving groove (12) is disposed at the first abrasive plate (10) ) the outer ends of the crushing box (8) corresponding to the second and fourth second abrasive plates (11), and the moving groove (12) on the left side has a hole through which the tie rods (7) are connected; the discharge port ( 14) disposed at the bottom of the crushing box (8); the grinding thorn (21) is provided with a plurality of;

(22) Tilt is placed above the crushing box (8); the top of the rod (7) is provided with a screw (15), and the tie rod (7) is connected to the diagonal rod (6) by a screw (15).

[Claim 2] The reciprocating multi-stage graphite crushing box according to claim 1, wherein the cam (1) is an elliptical wheel.

[Claim 3] The reciprocating multi-stage graphite crushing box according to claim 1, wherein the diagonal rod (6) is obliquely connected to the right end of the push rod (3), and the inclined rod (6) Screw holes are provided.

[Claim 4] The reciprocating multi-stage graphite crushing box according to claim 1, wherein the limit bolt (4) is disposed above the jack (20), and the top of the jack (20) has The bolt hole connected to the limit bolt (4), the push rod (3) is connected to the ram (20) through the limit groove (5) and the limit bolt (4). The reciprocating multi-stage graphite pulverizing tank according to claim 1, characterized in that the first abrasive plate (10) and the second abrasive plate (11) in the pulverizing tank (8) are installed in a stepped downward direction.

The reciprocating multi-stage graphite crushing box according to claim 1, wherein said first abrasive plate (10) is disposed at an inner top end of the crushing box (8), and the right of the first abrasive plate (10) The side is provided with a grinding burr (21), and the left side of the first abrasive plate (10) is provided with a tie rod (7).

The reciprocating multi-stage graphite crushing box according to claim 1, wherein the second abrasive plate (11) is provided with five, and the second abrasive plate (11) is provided with a filter hole (13) and two The sides are provided with grinding burrs (21), the first, third and fifth blocks of the second abrasive plate (11) are fixedly arranged, and the second and fourth blocks are respectively provided with tie rods (7) on the left side.

The reciprocating multi-stage graphite pulverizing box according to claim 1, wherein the diameter of the filter hole (13) is sequentially stepped on the five second abrasive plates (11)