CN209049464U - A kind of ball mill of broken magnetic material - Google Patents

Abstract

The utility model discloses a ball mill for crushing magnetic materials, belonging to the technical field of magnetic material processing equipment. The outer cylinder is fixed, the bottom of the fixed outer cylinder is connected with a collecting funnel and a discharge port, the inner cavity of the fixed outer cylinder is horizontally provided with an inner lining drum, and the inner lining drum is provided with a feeding port which is communicated with its inner cavity, and the inner lining The inner cavity of the drum is provided with steel balls, the outer wall of the left fixed end of the lining drum is sleeved with a driven sprocket, the top left side of the device base is installed with a driving motor and a driving sprocket, the driving sprocket and the driven sprocket They are connected by synchronous chain transmission, and the right-angle fixing frame, the holding ring and the feeding slideway are fixed on the supporting vertical plate on the right side. Efficient ball mill for crushing magnetic materials.

Description

A ball mill for crushing magnetic materials

technical field

The utility model relates to the technical field of magnetic material processing equipment, in particular to a ball mill for crushing magnetic materials.

Background technique

The process of producing magnetic products: first, the material is made, then pressed and formed, processed after firing, and finally the finished product is inspected. The material is generally made of permanent magnet ferrite powder. Therefore, the quality of the raw materials processed in the material-making process has a certain influence on the quality of the products produced later. The magnetic material mixer is a shaft with a blade that rotates in a cylinder or groove to mix various raw materials. Stir and mix to make it a mixture or a machine with suitable consistency. In industrial production, magnetic materials need to be mixed, and a mixer is often used during mixing. The powder screening is not fine, and it is often difficult to obtain high-quality raw materials.

For this reason, those skilled in the relevant technical field have made improvements, for example, the Chinese patent application number CN201720574287.8 proposed "a ball mill for crushing magnetic materials, including a body, the left side of the body is fixedly connected with a crushing box, The left side of the crushing box is fixedly connected with a fixed shaft and a threaded rod, the top of the crushing box is provided with a crushing port, the bottom of the crushing box is provided with a crushing groove, and the left and right sides of the inner wall of the crushing box correspond to the fixed shaft respectively. A first rotating shaft and a second rotating shaft are movably connected, a crushing roller is fixedly connected between the first rotating shaft and the second rotating shaft, and a first regulating valve is fixedly connected to the left side of the crushing box and located on the back of the fixed shaft", Although the utility model can solve the problem that the traditional magnetic material mixer or other magnetic material processing equipment does not have the crushing function, the technical solution in the application document still has shortcomings, such as the interaction between the crushing roller and the inside of the crushing box when the device is used When crushing magnetic materials, this crushing method can only crush large-grained materials into small-grained materials, and cannot further pulverize and grind small-grained magnetic materials more finely.

Based on this, the present utility model designs a ball mill for crushing magnetic materials to solve the above problems.

Utility model content

The purpose of this utility model is to provide a ball mill for crushing magnetic materials, in order to solve the problem that when the above-mentioned device is used, the magnetic materials are crushed by the interaction between the crushing roller and the inside of the crushing box, and this crushing method can only crush the large particle materials into small particles. The problem is that the small particle magnetic material cannot be further finely pulverized and ground.

In order to achieve the above purpose, the utility model provides the following technical solutions: a ball mill for crushing magnetic materials, comprising a device base, the bottom four corners of the device base are provided with shock-absorbing devices, and the top left and right sides of the device base are symmetrically arranged. There is a supporting vertical plate, a fixed outer cylinder is arranged between the two sets of the supporting vertical plates, the two end surfaces of the fixed outer cylinder are fitted and fixed with the side walls of the supporting vertical plate, and the bottom of the fixed outer cylinder is communicated with a collector. A material hopper, the bottom of the collection hopper is provided with a discharge port, the inner cavity of the fixed outer cylinder is horizontally provided with an inner lining drum, and the outer walls of the left and right fixed ends of the inner lining drum pass through bearings and support vertical plates Rotationally connected, the inner lining drum is provided with a feeding port that communicates with its inner cavity, the inner cavity of the inner lining drum is provided with steel balls, and the outer wall of the left fixed end of the inner lining drum is sleeved and provided with a driven A sprocket, a drive motor is installed on the top left side of the device base, a drive sprocket is sleeved at the right power output end of the drive motor, and the drive sprocket and the driven sprocket are connected by a synchronous chain transmission , a right-angle fixing frame is fixed on the support vertical plate on the right side, and a feeding chute is fixed at the bottom of the right-angle fixing frame through a holding ring.

Preferably, the shock absorbing device includes two sets of symmetrically arranged upper and lower hard rubber plates, a piston rod and a shock absorbing spring are connected between the two groups of the hard rubber plates, and the shock absorbing spring is sleeved on the piston rod Through the cooperation of the piston rod and the shock-absorbing spring, the outer wall has the effect of shock absorption and shock absorption, thereby reducing noise and preventing parts from loosening.

Preferably, the middle section of the side wall of the lining drum is a steel plate cylinder with fine holes evenly punched on the surface of the side wall, which plays the role of filtering and discharging materials, and the material powder ground to a size smaller than the fine holes is discharged into the lining through the fine holes roller.

Preferably, the steel balls are provided with a variety of specifications with different diameters and sizes, and a variety of steel balls with different sizes interact to crush the magnetic material to achieve the grinding effect.

Preferably, a protective cover is provided on the top of the base of the device, and the driven sprocket, the driving sprocket and the synchronizing chain are all located in the inner cavity of the protective cover, which plays a role of safety and protection.

Preferably, the feeding chute is an arc-shaped pipe, one end is located in the inner cavity of the feeding port, and the other end is vertically upward, so that the magnetic material can be poured into the lining drum from above the feeding chute.

Compared with the prior art, the beneficial effects of the present utility model are as follows: the utility model has a reasonable structure. By placing a variety of steel balls with different diameters and sizes in the inner cavity of the inner lining drum according to a certain proportion, the inner lining drum rolls to displace the moving steel. After the ball belt reaches a certain height, it falls, and the magnetic material is hit and smashed to achieve the effect of grinding; the bottom four corners of the base of the device of the utility model are provided with shock-absorbing devices, and the piston rod and shock-absorbing spring cooperate with each other, which has the function of shock-absorbing and shock-absorbing. The protective cover of the utility model can play the role of safety protection and improve the safety factor of the device; that is, the utility model provides a device that can realize crushing, grinding, shock absorption and noise reduction. And safe and efficient ball mill for crushing magnetic materials.

Description of drawings

In order to illustrate the technical solutions of the embodiments of the present invention more clearly, the accompanying drawings required for the description of the embodiments will be briefly introduced below. Obviously, the drawings in the following description are only some embodiments of the present invention. For those of ordinary skill in the art, other drawings can also be obtained from these drawings without creative effort.

Fig. 1 is the structural representation of the utility model;

Fig. 2 is the structural representation of the inner lining drum of the present invention;

FIG. 3 is a schematic structural diagram of the damping device of the present invention.

In the accompanying drawings, the list of components represented by each number is as follows:

1- Device base, 2- Damping device, 21- Hard rubber plate, 22- Piston rod, 23- Damping spring, 3- Support vertical plate, 4- Fixed outer cylinder, 5- Collecting funnel, 6- Out Material port, 7-lining drum, 71-steel plate drum, 8-driven sprocket, 9-drive motor, 10-driving sprocket, 11-synchronizing chain, 12-right angle fixing frame, 13-holding ring, 14 - Feeding chute, 15-feeding port, 16-steel ball, 17-protective cover.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

1-3, the present utility model provides a technical solution: a ball mill for crushing magnetic materials, comprising a device base 1, the bottom four corners of the device base 1 are provided with shock-absorbing devices 2, and the shock-absorbing device 2 includes upper and lower two A set of symmetrically arranged hard rubber plates 21, a piston rod 22 and a damping spring 23 are connected between the two sets of hard rubber sheets 21, and the damping spring 23 is sleeved on the outer wall of the piston rod 22, The shock springs 23 cooperate with each other and have the effect of shock absorption and shock absorption, thereby reducing noise and preventing parts from loosening. The top of the device base 1 is symmetrically provided with support vertical plates 3 on the left and right sides, and between the two sets of support vertical plates 3 There is a fixed outer cylinder 4, the two end surfaces of the fixed outer cylinder 4 are fitted and fixed with the side walls of the supporting vertical plate 3, the bottom of the fixed outer cylinder 4 is communicated with a collection funnel 5, and the bottom of the collection funnel 5 is provided with a discharge port 6. The inner cavity of the fixed outer cylinder 4 is horizontally provided with an inner lining drum 7, and a section in the middle of the side wall of the inner lining drum 7 is a steel plate cylinder 71 with fine holes evenly punched on the surface of the side wall, which plays the role of filtering and discharging materials. The material powder ground to a size smaller than the fine hole is discharged from the lining drum 7 through the fine hole. The outer walls of the left and right fixed ends of the lining drum 7 are rotatably connected with the supporting vertical plate 3 through bearings. The feed port 15, the inner cavity of the lining drum 7 is provided with steel balls 16, the steel balls 16 are provided with various specifications of different diameters, and the various sizes of the steel balls 16 interact to crush the magnetic material, To achieve the grinding effect, the outer wall of the left fixed end of the lining drum 7 is sleeved with a driven sprocket 8, the top left side of the device base 1 is installed with a drive motor 9, and the right power output end of the drive motor 9 is sleeved with an active sprocket. The sprocket 10, the driving sprocket 10 and the driven sprocket 8 are connected by a synchronizing chain 11. The top of the device base 1 is provided with a protective cover 17. The driven sprocket 8, the driving sprocket 10 and the synchronizing chain 11 are all located at The inner cavity of the protective cover 17 achieves the function of safety protection. The right-angle fixing frame 12 is fixed on the supporting vertical plate 3 on the right side. The feeding chute 14 is an arc-shaped pipe, one end is located in the inner cavity of the feeding port 15 , and the other end is vertically upward, so that the magnetic material can be poured into the lining drum 7 from above the feeding chute 14 .

A specific application of this embodiment is as follows: the device is a ball mill for crushing magnetic materials. When in use, the magnetic material particles to be ground are poured from the steel plate cylinder 71 into the inner cavity of the lining drum 7 through the feeding chute 14, The feeding chute 14 is an arc-shaped pipe, one end is located in the inner cavity of the feeding port 15, and the other end is vertically upward, so that the magnetic material can be poured into the lining drum 7 from the top of the feeding chute 14, and the driving motor 9 is started. , the driving motor 9 drives the inner lining drum 7 to roll through the synchronous transmission action of the driving sprocket 10, the synchronous chain 11 and the driven sprocket 8. When the inner lining drum 7 rotates, the steel balls 16 in the inner cavity of the inner lining drum 7 are due to The action of inertia, centrifugal force and friction force makes it attached to the inner wall of the steel plate cylinder 71 to be taken away. When it is brought to a certain height, it is thrown away due to its own gravity. The steel ball 16 is provided with different Various specifications of diameter and size, various steel balls 16 of different sizes interact, and the falling steel balls 16 crush the materials in the lining drum 7 like projectiles to achieve the grinding effect. The surface of the side wall of the steel drum 71 The surface of the side wall is evenly punched with fine holes, and the material powder ground to a size smaller than the fine holes is discharged from the lining drum 7 through the fine holes, and collected through the collecting funnel 5 and discharged from the discharge port 6. The top of the device base 1 is set There is a protective cover 17, the driven sprocket 8, the driving sprocket 10 and the synchronizing chain 11 are all located in the inner cavity of the protective cover 17 to play a safety protection role. The bottom four corners of the device base 1 are provided with shock absorbers 2. The rod 22 and the shock-absorbing spring 23 cooperate with each other, and have the effect of shock-absorbing and shock-absorbing, thereby reducing noise and preventing parts from falling off.

In the description of this specification, description with reference to the terms "one embodiment", "example", "specific example", etc. means that a specific feature, structure, material or characteristic described in connection with the embodiment or example is included in the present invention. in at least one embodiment or example. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are only used to help illustrate the present invention. The preferred embodiments do not describe all the details, nor do they limit the invention to only the described embodiments. Obviously, many modifications and variations are possible in light of the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principle and practical application of the present invention, so that those skilled in the art can well understand and utilize the present invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims (6)

1. a kind of ball mill of broken magnetic material, including device pedestal (1), it is characterised in that: the bottom of described device pedestal (1) Portion quadrangle is provided with damping device (2), is symmetrically arranged with supporting vertical plate (3) at left and right sides of the top of described device pedestal (1), It is provided between supporting vertical plate described in two groups (3) fixed outer cylinder (4), the both ends of the surface of the fixed outer cylinder (4) and supporting vertical plate (3) Side wall be bonded and fix, the bottom of the fixed outer cylinder (4) is provided with and communicated with material-collecting funnel (5), the bottom of the material-collecting funnel (5) Portion is provided with discharge port (6), and the inner cavity of the fixed outer cylinder (4) is horizontally disposed to be had liner roller (7), the liner roller (7) Left and right sides fixing end outer wall pass through bearing and supporting vertical plate (3) and be rotatablely connected, the liner roller (7) offers and it The inner cavity of the feed inlet (15) that inner cavity is connected, the liner roller (7) is provided with steel ball (16), the liner roller (7) Fixing end outer wall socket in left side is provided with driven sprocket (8), and the top left side of described device pedestal (1) is equipped with driving motor (9), the right side power output end of the driving motor (9) is socketed with drive sprocket (10), the drive sprocket (10) and driven It is sequentially connected between sprocket wheel (8) by synchronization chain (11), is connected with right angle in the supporting vertical plate (3) on right side and fixes The bottom of frame (12), the right angle fixed frame (12) is fixedly installed charging slideway (14) by hold-fast ring (13).

2. a kind of ball mill of broken magnetic material according to claim 1, it is characterised in that: the damping device (2) Including upper and lower two groups symmetrically arranged vulcanie plates (21), piston is connected between vulcanie plate (21) described in two groups Bar (22) and damping spring (23), the damping spring (23) are sheathed on the outer wall of piston rod (22).

3. a kind of ball mill of broken magnetic material according to claim 1, it is characterised in that: the liner roller (7) Side wall in the middle part of one section uniformly rush for sidewall surfaces and set punctulate steel plate cylinder (71).

4. a kind of ball mill of broken magnetic material according to claim 1, it is characterised in that: steel ball (16) setting There is the plurality of specifications of different-diameter size.

5. a kind of ball mill of broken magnetic material according to claim 1, it is characterised in that: described device pedestal (1) Top be provided with shield (17), the driven sprocket (8), drive sprocket (10) and synchronization chain (11) are respectively positioned on shield (17) inner cavity.

6. a kind of ball mill of broken magnetic material according to claim 1, it is characterised in that: the charging slideway (14) For arc-shaped pipeline, one end is located at the inner cavity of feed inlet (15), and the other end is arranged vertically upward.