CN216419729U - A vertical mill feeding device - Google Patents

Abstract

The utility model provides a vertical mill feeding device. The vertical mill feeding device includes: a supporting frame; a belt conveying mechanism, which is arranged on the supporting frame; a crushing frame, which is fixedly installed on the top of the supporting frame; The feeding hopper is fixedly installed on the top of the crushing frame; the protective frame is fixedly installed on one side outer wall of the crushing frame; two crushing rollers, both of which are rotatably installed on the Both sides of the crushing frame are on the inner walls of the crushing frame, and one end of the two crushing rollers extends into the protective frame; the crushing motor is fixedly installed on one side of the outer wall of the protective frame. The vertical mill feeding device provided by the utility model has the advantages of convenient use, good screening effect and improved protection effect on the vertical mill.

Description

A vertical mill feeding device

technical field

The utility model relates to the technical field of vertical mill feeding, in particular to a vertical mill feeding device.

Background technique

Vertical mill is an ideal large-scale grinding equipment, which is widely used in cement, electric power, metallurgy, chemical industry, non-metallic minerals and other industries. It integrates crushing, drying, grinding, and grading transportation. Granular, granular and powdery raw materials are ground into the required powdery materials.

When the vertical mill is working, the block, granular and powdery raw materials are generally ground into the required powdery materials. Now, when the vertical mill is feeding, due to the large volume of some materials, when entering the vertical mill, It will collide with the grinding components in the vertical mill, causing damage to the grinding components, and when feeding materials, it is easy to transport too much material into the vertical mill, resulting in the poor grinding effect of the vertical grinding components on the material. .

Therefore, it is necessary to provide a vertical mill feeding device to solve the above technical problems.

Utility model content

The technical problem solved by the utility model is to provide a vertical mill feeding device which is convenient to use, has a good screening effect and improves the protection effect of the vertical mill.

In order to solve the above technical problems, the vertical mill feeding device provided by the utility model includes: a support frame; a belt transmission mechanism, the belt transmission mechanism is arranged on the support frame; a crushing frame, the crushing frame is fixedly installed on the the top of the support frame; the feeding hopper, which is fixedly installed on the top of the crushing frame; the protective frame, which is fixedly installed on the outer wall of one side of the crushing frame; two crushing rollers, The two crushing rollers are both rotatably installed on the inner walls of the two sides of the crushing frame, and one end of the two crushing rollers extends into the protective frame; the crushing motor is fixedly installed on the protective frame. On the outer wall of one side of the crusher; a lower hopper, the lower hopper is fixedly installed at the bottom of the crushing frame; a screening mechanism, the screening mechanism is arranged on the support frame.

Preferably, the screening mechanism includes: a fixing plate, a connecting frame, a feeding cavity and a feeding trough, the fixing plate is fixedly installed on the supporting frame, and the connecting frame is fixedly installed on one of the supporting frames. On the outer wall of the side, the feeding cavity is opened on the fixing plate, and the feeding cavity is communicated with the connecting frame, and the feeding groove is opened on the outer wall of one side of the fixing plate, and the The feeding trough is communicated with the feeding cavity.

Preferably, a material conveying pipe is fixedly installed on an outer wall of one side of the connection frame, a connection cavity is opened in the connection frame, and an inner wall of one side of the connection cavity is communicated with the material conveying pipe, and the connection cavity is in communication with the material conveying pipe. It is communicated with the bottom inner wall of the connecting frame, the connecting frame is provided with an auger transmission mechanism, and the auger transmission mechanism is provided with an auger, one end of the The inner wall of the feeding pipe is rotatably connected, a connecting pipe is fixedly installed on one outer wall of the feeding pipe, and the other end of the connecting pipe is communicated with the crushing frame.

Preferably, the bottom inner wall of the connecting frame is provided with two first inclined surfaces, and the bottom inner wall of the feeding cavity is provided with second inclined surfaces.

Preferably, a first gear is fixedly sleeved at one end of the two crushing rollers located in the protective frame, a second gear is fixedly sleeved on the rotating shaft of the crushing motor, and the second gear is connected to the two The second gear meshes.

Preferably, the bottom of the feed slot is set as a third slope.

Preferably, the connection between the connecting pipe and the crushing frame is located above the two crushing rollers.

Compared with the related art, the vertical mill feeding device provided by the present utility model has the following beneficial effects:

The utility model provides a vertical mill feeding device. The crushing motor drives two crushing rollers to rotate to crush the material entering the crushing frame, so that the volume of the material entering the vertical mill is within a relatively appropriate range, avoiding the material volume Excessive damage to the grinding components in the vertical mill;

The material on the belt conveying mechanism is screened through the fixed plate, the feeding chute, the conveying cavity, the connecting frame, the conveying pipe, the auger transmission mechanism and the connecting pipe, so as to prevent the materials with poor crushing effect from entering the vertical mill, and at the same time The poorly crushed materials collected and screened can be re-transported to the crushing frame, and crushed again to improve the effect of material crushing;

Through the setting of the fixed plate, it can ensure that the material conveyed by the belt conveying mechanism to the vertical mill is in a relatively uniform conveying environment, so as to avoid too much material being conveyed into the vertical mill, which will affect the grinding effect of the vertical mill on the material.

Description of drawings

Fig. 1 is the front view structure schematic diagram of a kind of preferred embodiment of the vertical mill feeding device provided by the utility model;

Fig. 2 is the top sectional structural schematic diagram of the crushing frame in a preferred embodiment of the vertical mill feeding device provided by the utility model;

Fig. 3 is the side view sectional structure schematic diagram of the fixed plate in a preferred embodiment of the vertical mill feeding device provided by the utility model;

Fig. 4 is a side view sectional structural schematic diagram of a fixed plate and a connecting frame in a preferred embodiment of the vertical mill feeding device provided by the utility model;

FIG. 5 is a schematic structural diagram of the auger transmission mechanism in a preferred embodiment of the vertical mill feeding device provided by the present invention.

Labels in the figure: 1. Support frame; 2. Belt conveying mechanism; 3. Crushing frame; 4. Feeding hopper; 5. Protective frame; 6. Crushing roller; 7. Crushing motor; 8. Lower hopper; 9. Fixed plate ; 10, connecting frame; 11, feeding cavity; 12, feeding chute; 13, feeding pipe; 14, auger transmission mechanism; 15, connecting pipe.

Detailed ways

The present utility model will be further described below with reference to the accompanying drawings and embodiments.

first embodiment

Please refer to FIG. 1-FIG. 5, wherein, FIG. 1 is a schematic front view of a preferred embodiment of a vertical mill feeding device provided by the present invention; FIG. 2 is a vertical mill feeding device provided by the present invention. The top sectional structural schematic diagram of the crushing frame in the preferred embodiment; FIG. 3 is the side sectional structural schematic diagram of the fixed plate in a preferred embodiment of the vertical mill feeding device provided by the utility model; FIG. 4 is the utility model. A schematic view of the side sectional structure of the fixed plate and the connecting frame in a preferred embodiment of the vertical mill feeding device provided by the new model; FIG. 5 is the auger in a preferred embodiment of the vertical mill feeding device provided by the utility model. Schematic diagram of the structure of the transmission mechanism. The vertical mill feeding device includes: a support frame 1, which provides support for the entire feeding device; a belt conveyor mechanism 2, which is arranged on the support frame 1 to facilitate the movement of materials into the vertical mill; crushing Frame 3, the crushing frame 3 is fixedly installed on the top of the support frame 1, providing a relatively restricted space for the crushing of materials, and at the same time, providing support for the crushing mechanism; feeding hopper 4, the feeding hopper 4 is fixed Installed on the top of the crushing frame 3 to facilitate the entry of materials into the crushing frame 3; a protective frame 5, the protective frame 5 is fixedly installed on the outer wall of one side of the crushing frame 3; two crushing rollers 6, two The crushing rollers 6 are both rotatably installed on the inner walls of the crushing frame 3 on both sides, and one end of the two crushing rollers 6 extends into the protective frame 5, and the material can be crushed by the two crushing rollers 6; Motor 7, the crushing motor 7 is fixedly installed on the outer wall of one side of the protective frame 5 to provide power for the crushing of the material; the lower hopper 8, the lower hopper 8 is fixedly installed at the bottom of the crushing frame 3, through the The lower hopper 8 can transport the crushed materials in the crushing frame 3 to the top of the belt conveying mechanism 2 ; the screening mechanism is arranged on the support frame 1 .

In order to screen the material on the belt conveying mechanism 2 and ensure that the size of the material entering the vertical mill is in a suitable volume, the screening mechanism includes: a fixed plate 9, a connecting frame 10, a feeding cavity 11, and an inlet The fixed plate 9 of the trough 12 is fixedly installed on the support frame 1. Through the setting of the fixed plate 9, the speed of the material conveying by the pulley conveying mechanism can be controlled, and the material with poor crushing effect can be collected at the same time. The connecting frame 10 is fixed Installed on the outer wall of one side of the support frame 1, in order to collect the screened material, the feeding cavity 11 is opened on the fixing plate 9, and the feeding cavity 11 is connected with the connecting frame 10 The feeding slot 12 is set on the outer wall of one side of the fixing plate 9, and the feeding slot 12 is communicated with the feeding cavity 11. The feeding slot 12 and the feeding cavity 11 can The materials with poor crushing effect are collected and transported into the connecting frame 10 .

In order to re-transport the materials with poor crushing effect in the connecting frame 10 to the crushing frame 3 and perform the crushing operation again, a material conveying pipe 13 is fixedly installed on one side outer wall of the connecting frame 10, and the inside of the connecting frame 10 is There is a connecting cavity, one side inner wall of the connecting cavity is communicated with the material conveying pipe 13, the connecting cavity is communicated with the bottom inner wall of the connecting frame 10, and the connecting frame 10 is provided with an auger transmission Mechanism 14, the auger transmission mechanism 14 is provided with an auger, one end of the auger extends into the conveying pipe 13 and is rotatably connected with the inner wall of the conveying pipe 13. A connecting pipe 15 is fixedly installed on the side outer wall, and the other end of the connecting pipe 15 is communicated with the crushing frame 3

In order that the sieved material can be transported quickly, the bottom inner wall of the connecting frame 10 is set as two first slopes, and the bottom inner wall of the conveying cavity 11 is set as the second slope.

In order to enable the crushing motor 7 to drive the two crushing rollers 6 to rotate at the same time, the first gear is fixedly sleeved at one end of the two crushing rollers 6 located in the protective frame 5, and the rotating shaft of the crushing motor 7 is fixedly sleeved. There is a second gear that meshes with both of the second gears.

In order to make the material with poor crushing effect on the belt conveying mechanism 2 press the feeding chute 12 into the feeding cavity 11, the bottom of the feeding chute 12 is set as a third inclined plane.

In order that the material conveyed by the connecting pipe 15 is above the two crushing rollers 6 after entering the crushing frame 3, so that the two crushing rollers 6 can crush the material again, the connection between the connecting pipe 15 and the crushing frame 3 is located at Above the two crushing rollers 6 .

In this example:

Both the belt transmission mechanism 2 and the auger transmission mechanism 14 are constituted by the prior art;

Before use, the support frame 1 can be moved to an appropriate position, and one side of the belt conveying mechanism 2 can be extended above the feed port of the vertical mill and matched with the feed port of the vertical mill;

When in use, the material to be ground can be input into the crushing frame 3 through the lower feeding hopper 4, and at the same time, the crushing motor 7 is started to drive the second gear to rotate, and the second gear drives the two crushing rollers 6 to rotate. 6. The material entering the crushing frame 3 can be preliminarily crushed, and the crushed material will be discharged to the belt conveying mechanism 2 through the lower hopper 8, and the crushed material can be conveyed through the belt conveying mechanism 2, and the belt conveying mechanism 2. When conveying materials, the material conveyed on the belt conveyor 2 can be screened and screened by the fixed plate 9, and some materials with poor crushing effect and large volume can be collected through the feeding chute 12 and sent to the belt conveyor mechanism. 2, the materials are pushed between each other, and then the materials are slid into the conveying cavity 11, and then the materials are conveyed into the connecting frame 10 through the conveying cavity 11, and the auger transmission mechanism 14 is activated, and the conveying pipe 13 and Under the action of the connecting pipe 15, the material entering the connecting frame 10 is transported to the crushing frame 3 again for crushing, which improves the material crushing effect and reduces the damage caused by the poor material crushing effect to the grinding components in the vertical mill.

Compared with the related art, the vertical mill feeding device provided by the present utility model has the following beneficial effects:

The crushing motor 7 drives the two crushing rollers 6 to rotate to crush the material entering the crushing frame 3, so that the volume of the material entering the vertical mill is within a more appropriate range, and the material volume is not too large. cause damage;

The material on the belt conveying mechanism 2 is screened through the fixed plate 9, the feeding chute 12, the conveying cavity 11, the connecting frame 10, the conveying pipe 13, the auger conveying mechanism 14 and the connecting pipe 15 to avoid poor crushing effect The crushed materials enter the vertical mill, and at the same time, the poorly crushed materials collected and screened can be re-transported to the crushing frame 3, and crushed again to improve the effect of material crushing;

The setting of the fixed plate 9 can ensure that the material conveyed by the belt conveying mechanism 2 into the vertical mill is in a relatively uniform conveying environment, so as to avoid too much material being conveyed into the vertical mill and affecting the grinding effect of the vertical mill on the material.

The above are only the embodiments of the present invention, and are not intended to limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the description and drawings of the present invention, or directly or indirectly applied to other Relevant technical fields are similarly included in the scope of patent protection of the present invention.

Claims (7)

1. a vertical mill feeding device, is characterized in that, comprises: support frame; a belt transmission mechanism, the belt transmission mechanism is arranged on the support frame; a crushing frame, the crushing frame is fixedly installed on the top of the support frame; a feeding hopper, which is fixedly installed on the top of the crushing frame; a protective frame, the protective frame is fixedly installed on one side outer wall of the crushing frame; two crushing rollers, both of which are rotatably mounted on the inner walls of the crushing frame on both sides, and one end of the two crushing rollers extends into the protective frame; a crushing motor, which is fixedly installed on one side outer wall of the protective frame; A lowering hopper, the lowering hopper is fixedly installed at the bottom of the crushing frame; A screening mechanism, the screening mechanism is arranged on the support frame. 2 . The vertical mill feeding device according to claim 1 , wherein the screening mechanism comprises: a fixing plate, a connecting frame, a feeding cavity and a feeding trough, and the fixing plate is fixedly installed on the support. 3 . The connecting frame is fixedly installed on one side outer wall of the support frame, the feeding cavity is opened on the fixing plate, and the feeding cavity is communicated with the connecting frame, and the feeding cavity is in communication with the connecting frame. The feeding groove is opened on one side outer wall of the fixing plate, and the feeding groove is communicated with the feeding cavity. 3. The vertical mill feeding device according to claim 2, characterized in that, a feeding pipe is fixedly installed on one side outer wall of the connecting frame, and a connecting cavity is opened in the connecting frame, and the connecting cavity is provided with a connecting cavity. The inner wall of one side is communicated with the material conveying pipe, the connecting cavity is communicated with the bottom inner wall of the connecting frame, the connecting frame is provided with an auger transmission mechanism, and the auger transmission mechanism is provided with an auger One end of the auger extends into the conveying pipe and is rotatably connected with the inner wall of the conveying pipe. A connecting pipe is fixedly installed on the outer wall of one side of the conveying pipe, and the other end of the connecting pipe is connected to the inner wall of the conveying pipe. Broken boxes are connected. 4 . The vertical mill feeding device according to claim 3 , wherein the bottom inner wall of the connecting frame is set as two first slopes, and the bottom inner wall of the feeding cavity is set as the second slope. 5 . 5 . The vertical mill feeding device according to claim 1 , wherein one end of the two crushing rollers located in the protective frame is fixedly sleeved with a first gear, and the rotating shaft of the crushing motor is fixedly sleeved. 6 . A second gear is provided which meshes with both of the second gears. 6 . The vertical mill feeding device according to claim 2 , wherein the bottom of the feeding groove is set as a third inclined plane. 7 . 7 . The vertical mill feeding device according to claim 4 , wherein the connection between the connecting pipe and the crushing frame is located above the two crushing rollers. 8 .

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