CN220803597U - Feeding device of ball mill - Google Patents

Abstract

The utility model belongs to the technical field of ball mill feeding, and particularly relates to a ball mill feeding device, which comprises: the feeding device comprises a feeding device body and a discharging box, wherein the discharging box is fixedly connected to a feeding port of the feeding device body, an inner cavity of the discharging box is communicated with the feeding port of the feeding device body, a first sliding groove is formed in the top surface of the discharging box, and a first baffle is connected in the first sliding groove in a sliding manner; the fixing assembly is positioned in the first baffle and used for fixing the first baffle in the first chute; the feeding auxiliary device solves the problems that a large amount of broken stones can be splashed to the outside in the ore crushing process of the feeding auxiliary device, even the damage is caused to staff, and the use is not facilitated.

Description

Feeding device of ball mill

Technical Field

The utility model belongs to the technical field of ball mill feeding devices, and particularly relates to a ball mill feeding device.

Background

Ball mills (Ball mills) are a common ore crushing and ore processing apparatus for crushing and mixing materials. It adopts a rotary cylinder body, and a certain number of grinding balls (usually steel balls or ceramic balls) are arranged in the rotary cylinder body, and the materials are crushed into fine particles through the interaction between the rotary grinding balls and ore.

The working principle of the ball mill is that materials are placed in a cylinder body, and then the grinding balls roll, throw and strike the materials in the cylinder body by rotating the cylinder body, so that the purpose of crushing is realized. The size and the type of the grinding balls can be selected according to different materials and processing requirements.

For example, chinese patent with publication number CN218132182U discloses a ball mill feeding auxiliary device, which belongs to the field of ball mill device, and comprises a box body, the feed inlet has been seted up on the box top, the discharge gate has been seted up to the bottom half, one side fixedly connected with intercommunication box and ball mill's that the discharge gate is located the box outside discharge pipe, the box is inside to be equipped with crushing subassembly, crushing subassembly includes two first crushing rollers that are located the box inside and set up side by side, be equipped with on the box and drive two simultaneously first crushing rollers are along opposite spin to pivoted driving piece. The application has the effect of improving the grinding efficiency of the ball mill.

The above patent has the following problems:

This patent suffers from several drawbacks in use, such as: the feed inlet of the feed auxiliary device is not provided with a sealing device, so that a large amount of broken stones can be generated to splash to the outside in the ore crushing process, and even the broken stones are harmful to staff. In view of this, we propose a ball mill feeding device.

Disclosure of utility model

The utility model aims to provide a feeding device of a ball mill, which aims to solve the problems in the prior art.

In view of this, the present utility model provides a ball mill feeding device comprising:

The feeding device comprises a feeding device body and a discharging box, wherein the discharging box is fixedly connected to a feeding port of the feeding device body, an inner cavity of the discharging box is communicated with the feeding port of the feeding device body, a first sliding groove is formed in the top surface of the discharging box, and a first baffle is connected in a sliding manner in the first sliding groove;

the fixing assembly is positioned in the first baffle and used for fixing the first baffle in the first chute;

the two second sliding grooves are symmetrically formed in the inner wall of the discharging box, two sliding rods are connected between the two second sliding grooves in a sliding mode, a fixing seat is fixedly connected to the sliding rods, the fixing seat is located in the discharging box and is in sliding connection with the discharging box, a second baffle is rotationally connected to the fixing seat, a connecting rod is rotationally connected between the two second baffles, and a fixing rod is fixedly connected to the top surface of the connecting rod;

The driving assembly is positioned in the discharging box and used for driving the two sliding rods to move.

Based on the above-mentioned structure, through the blowing box that sets up, let the user can store up the ore in the blowing box, first spout and first baffle through setting up, let first baffle can slide in first spout, ensure that the rubble that the internal crushing of feed arrangement produced can not splash to the external world, through the fixed subassembly of setting up, when the user needs add the ore in to the blowing box, through can relieving the fixed to first baffle through fixed subassembly, let the user can open first baffle, or let the user can fix first baffle unable the removal in first spout through fixed subassembly, prevent that the vibration that feed arrangement body produced from causing the influence to first baffle, second spout and slide bar through setting up, let two slide bars can remove between two second spouts, through the actuating assembly who sets up, let the user can drive two slide bars and be close to each other or keep away from each other through the fixing base that sets up, second baffle and connecting rod, when two slide bars are close to each other, two sides are close to each other through the fixing base that can drive two fixing bases each other, make two second baffle one side are close to each other, or let the second baffle get into the connecting rod that can not advance to the connecting rod through setting up when two the connecting rods that can advance the connecting rod, can not advance the material box in the holding up the connecting rod that can advance to the connecting rod is convenient to the place, can move up in the connecting rod when two places that can advance the connecting rod is up the ore in the top box.

In the above technical solution, further, the fixing assembly includes:

The two third sliding grooves are symmetrically formed in the first baffle and are communicated with the outside, an inserting rod is connected in the third sliding grooves in a sliding mode, one end of the inserting rod extends to the inner wall of the first sliding groove, an extrusion groove is formed in the inserting rod, and a spring fixed with the inner wall of the third sliding groove is fixedly connected to the other end of the inserting rod;

The fourth sliding groove is formed in the first baffle and is communicated with the two third sliding grooves, the extrusion block is connected in a sliding manner in the fourth sliding groove, and two ends of the extrusion block extend into the two extrusion grooves respectively;

The push rod is fixedly connected to the extrusion block, and one end of the push rod penetrates through the fourth sliding groove and extends to the outside to be connected with the first baffle in a rotating mode.

In the technical scheme, the first baffle plate is ensured to be fixed in the first chute and cannot move.

In the above technical scheme, further, the extrusion piece is the half-frame structure, and the both ends of extrusion piece are the slope setting, the both ends of extrusion piece respectively with two extrusion grooves grafting cooperation.

In this technical scheme, ensure that two extrusion grooves can be extruded respectively to the both ends of extrusion piece, ensure that two extrusion grooves can be inserted respectively to the both ends of extrusion piece.

In the above technical scheme, further, one end of the inserted link is in plug-in fit with the inner wall of the first chute.

In this technical scheme, ensure that the one end of inserted bar can normally insert on the inner wall of first spout.

In the above technical solution, further, the driving assembly includes:

The movable groove is formed in the discharging box and is communicated with the two second sliding grooves, two first chain wheels are rotationally connected to the movable groove, one ends of the first chain wheels are fixedly connected with two threaded rods respectively, one ends of the two threaded rods penetrate through the two sliding rods and extend into the two second sliding grooves respectively, the two first chain wheels are meshed with chains, the second chain wheels are meshed with the chains, one side of each second chain wheel is fixedly connected with a rotating rod, and one ends of the rotating rods penetrate through the movable groove and extend to the outside to be rotationally connected with the discharging box.

In the technical scheme, the user is ensured to drive the two second baffles to move.

In the above technical scheme, further, be equipped with two screw threads that revolve opposite direction on the threaded rod, and threaded rod and two slide bar threaded connection, threaded rod and second spout rotate to be connected.

In this technical scheme, ensure that when the threaded rod rotates, two slide bars can receive the effect of threaded rod screw thread to be close to each other or keep away from each other, ensure that the threaded rod can normally rotate in the second spout.

In the above technical scheme, further, the second baffle is located in the discharging box and is attached to the inner wall of the discharging box, and the vertical section of the fixing rod is triangular.

In this technical scheme, ensure that the ore can not enter into feed arrangement through the gap between second baffle and the blowing box in, ensure that the ore can slide to both sides along the top surface of dead lever.

The beneficial effects of the utility model are as follows:

This ball mill feed arrangement, through the blowing box that sets up, let the user store up the ore in the blowing box, through first spout and the first baffle that sets up, let first baffle can slide in first spout, ensure that the rubble that smashing produced in the feed arrangement body can not splash to the external world, through the fixed subassembly of setting, when the user need add the ore to the blowing box in, through the fixed of removing first baffle through fixed subassembly, let the user can open first baffle, or let the user can fix first baffle in first spout through fixed subassembly unable removal, prevent that the vibration that the feed arrangement body produced from causing the influence to first baffle, through second spout and slide bar that sets up, let two slide bars can remove between two second spouts, through the drive assembly of setting, let the user drive two slide bars be close to each other or keep away from each other through drive assembly, fixing base, second baffle and connecting rod through setting up, when two slide bars are close to each other, two slide bars can drive two fixing bases respectively and be close to each other, make one side that connecting rod was kept away from to two second baffles be close to each other, the opposite side of two second baffles can upwards jack-up the connecting rod simultaneously, when one side that connecting rod was kept away from to two second baffles moves to suitable position, ore in the blowing box can enter into this internal, through the dead lever that sets up, let the ore that enters into in the blowing box can not stop on the connecting rod, feeding auxiliary device has been solved and can produce a large amount of rubbles and splash to the external world at the in-process of smashing the ore, cause the injury to the staff even, be unfavorable for the problem of using.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of an explosive structure of the area of the present utility model;

FIG. 3 is a schematic view of the internal structure of the first baffle plate of the present utility model;

FIG. 4 is a schematic cross-sectional view of the discharge box of the present utility model;

fig. 5 is a schematic view of the internal structure of the discharge box of the present utility model.

The label in the figure is:

1. A feeding device body; 2. a discharging box; 3. a first chute; 4. a first baffle; 5. a second chute; 6. a slide bar; 7. a fixing seat; 8. a second baffle; 9. a connecting rod; 10. a fixed rod; 11. a third chute; 12. a fourth chute; 13. a rod; 14. an extrusion groove; 15. a spring; 16. extruding a block; 17. a push rod; 18. a movable groove; 19. a first sprocket; 20. a threaded rod; 21. a chain; 22. a second sprocket; 23. and (5) rotating the rod.

Detailed Description

The technical solutions of the embodiments of the present application will be clearly described below with reference to the drawings in the embodiments of the present application, and it is apparent that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which are obtained by a person skilled in the art based on the embodiments of the present application, fall within the scope of protection of the present application.

In the description of the present application, it is to be understood that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments in accordance with the present application. For ease of description, the dimensions of the various features shown in the drawings are not drawn to actual scale. Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail, but should be considered part of the specification where appropriate. In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further discussion thereof is necessary in subsequent figures.

It should be noted that the terms "first," "second," and the like in the description and in the claims are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged, as appropriate, such that embodiments of the present application may be implemented in sequences other than those illustrated or described herein, and that the objects identified by "first," "second," etc. are generally of a type, and are not limited to the number of objects, such as the first object may be one or more. Furthermore, in the description and claims, "and/or" means at least one of the connected objects, and the character "/", generally means that the associated object is an "or" relationship.

It should be noted that, in the description of the present application, the terms like "front, rear, upper, lower, left, right", "horizontal, vertical, horizontal", and "top, bottom", etc. generally refer to the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are merely for convenience of describing the present application and simplifying the description, and these orientation terms do not indicate and imply that the apparatus or elements referred to must have a specific orientation or be constructed and operated in a specific orientation, and thus should not be construed as limiting the scope of the present application; the orientation word "inner and outer" refers to inner and outer relative to the contour of the respective component itself.

It should be noted that, in the present application, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element. Furthermore, it should be noted that the scope of the methods and apparatus in the embodiments of the present application is not limited to performing the functions in the order shown or discussed, but may also include performing the functions in a substantially simultaneous manner or in an opposite order depending on the functions involved, e.g., the described methods may be performed in an order different from that described, and various steps may be added, omitted, or combined. Additionally, features described with reference to certain examples may be combined in other examples.

Example 1:

Referring to fig. 1-5, the present embodiment provides a feeding device of a ball mill, including:

The feeding device comprises a feeding device body 1 and a discharging box 2, wherein the discharging box 2 is fixedly connected to a feeding port of the feeding device body 1, an inner cavity of the discharging box 2 is communicated with the feeding port of the feeding device body 1, a first sliding groove 3 is formed in the top surface of the discharging box 2, and a first baffle 4 is connected in a sliding manner in the first sliding groove 3;

The fixing component is positioned in the first baffle plate 4 and is used for fixing the first baffle plate 4 in the first chute 3;

The two second sliding grooves 5 are symmetrically formed in the inner wall of the discharging box 2, two sliding rods 6 are connected between the two second sliding grooves 5 in a sliding manner, a fixing seat 7 is fixedly connected to the sliding rods 6, the fixing seat 7 is positioned in the discharging box 2 and is in sliding connection with the discharging box 2, a second baffle 8 is rotationally connected to the fixing seat 7, a connecting rod 9 is rotationally connected between the two second baffles 8, and the top surface of the connecting rod 9 is fixedly connected with a fixing rod 10;

the driving assembly is positioned in the discharging box 2 and is used for driving the two sliding rods 6 to move.

Example 2:

The embodiment provides a ball mill feed arrangement, in addition to including the technical scheme of above-mentioned embodiment, still has following technical feature, and fixed subassembly includes:

the two third sliding grooves 11 are symmetrically formed in the first baffle 4 and are communicated with the outside, the third sliding grooves 11 are connected with the inserting rods 13 in a sliding mode, one ends of the inserting rods 13 extend to the inner wall of the first sliding grooves 3, the inserting rods 13 are provided with extrusion grooves 14, and the other ends of the inserting rods 13 are fixedly connected with springs 15 fixed with the inner wall of the third sliding grooves 11;

The fourth chute 12 is arranged in the first baffle 4 and is communicated with the two third chutes 11, the extrusion block 16 is connected in a sliding manner in the fourth chute 12, and two ends of the extrusion block 16 extend into the two extrusion grooves 14 respectively;

The push rod 17, push rod 17 fixed connection is on extrusion piece 16, and the one end of push rod 17 runs through fourth spout 12 and extends to the external world and be connected with first baffle 4 rotation.

When the device is used, a user presses the push rod 17 by hand, the push rod 17 pushes the extrusion block 16 along the fourth chute 12, two ends of the extrusion block 16 respectively extrude the two extrusion grooves 14, one ends of the two inserted rods 13 respectively enter the two third chutes 11 from the inner wall of the first chute 3, meanwhile, the other ends of the two inserted rods 13 respectively compress the two springs 15, at the moment, the fixation of the first baffle 4 is released, then the user slides the first baffle 4 by hand, the first baffle 4 slides along the first chute 3, when the first baffle 4 slides to a position where the first baffle 4 cannot slide, the user pours ore into the material box 2, when the material box 2 is full of ore, the user reversely slides the first baffle 4 by hand, when the first baffle 4 slides to a position where the first baffle 4 cannot slide, the user releases the hand of pressing the push rod 17, and one ends of the two inserted rods 13 respectively receive the rebound force of the two springs 15 to enter the inner wall of the first chute 3 from the two third chutes 11, so that the first baffle 4 can be fixed in the first chute 3.

Example 3:

the embodiment provides a feeding device of a ball mill, which has the following technical characteristics except the technical scheme of the embodiment, wherein the extrusion block 16 is of a half-transverse type structure, two ends of the extrusion block 16 are obliquely arranged, and two ends of the extrusion block 16 are respectively in plug-in fit with two extrusion grooves 14.

Wherein, both ends of the extrusion block 16 are ensured to be respectively extruded into the two extrusion grooves 14, and both ends of the extrusion block 16 are ensured to be respectively inserted into the two extrusion grooves 14.

Example 4:

The present embodiment provides a ball mill feeding device, which has the following technical features in addition to the technical scheme of the above embodiment, and one end of the insert rod 13 is in plug-in fit with the inner wall of the first chute 3.

Wherein it is ensured that one end of the insert rod 13 can be normally inserted into the inner wall of the first chute 3.

Example 5:

the embodiment provides a ball mill feeding device, in addition to the technical scheme including the above embodiment, further has the following technical features, and the driving assembly includes:

The movable groove 18, the movable groove 18 is offered in blowing box 2 and is linked together with two second spouts 5, the movable groove 18 internal rotation is connected with two first sprocket 19, the one end of two first sprocket 19 is fixedly connected with two threaded rods 20 respectively, and the one end of two threaded rods 20 runs through two slide bars 6 and extends respectively to in two second spouts 5, the meshing has chain 21 on two first sprocket 19, the meshing has second sprocket 22 in the chain 21, one side fixedly connected with bull stick 23 of second sprocket 22, and the one end of bull stick 23 runs through movable groove 18 and extends to the external world and is connected with blowing box 2 rotation.

The user starts feed device body 1, then the user rotates bull stick 23 with the hand, let bull stick 23 drive second sprocket 22 at the indent 18 internal rotation, make the indent 18 drive two first sprockets 19 through chain 21 at the indent 18 internal rotation, when two first sprockets 19 rotate, two first sprockets 19 can drive two threaded rods 20 respectively at two second spout 5 internal rotation, when two threaded rods 20 rotate, two slide bars 6 can receive two threaded rod 20 effect of screw thread and be close to each other, let two slide bars 6 drive two fixing bases 7 respectively and be close to each other, when two fixing bases 7 are close to each other, one side that connecting rod 9 can be close to each other of two second baffles 8, simultaneously the opposite side of two second baffles 8 can be with connecting rod 9 and dead lever 10 jack-up, wherein, when one side that connecting rod 9 was kept away from to two second baffles 8 is close to each other, one side that connecting rod 9 can be rotated on two fixing bases 7 respectively, simultaneously, the opposite side of two second baffles 8 can be rotated in the both sides of connecting rod 9 respectively, when two second baffles 8 are kept away from 9 and move to two second baffles 8 and move into proper position when two second baffles 8 are kept away from 9, can be moved into two seal device 1, can be moved into two material discharging boxes 1, can be guaranteed to two feed device's 1, and two users can be moved into proper position when two second baffles 8 are kept away from the connecting rod 8, can be broken into position, and can be moved into two material discharging device 1.

Example 6:

The embodiment provides a feeding device of a ball mill, which comprises the technical scheme of the embodiment, and has the following technical characteristics that two threads with opposite rotation directions are arranged on a threaded rod 20, the threaded rod 20 is in threaded connection with two sliding rods 6, and the threaded rod 20 is in rotary connection with a second sliding chute 5.

When the threaded rod 20 is ensured to rotate, the two sliding rods 6 can be mutually close to or far away from each other under the action of the threads of the threaded rod 20, so that the threaded rod 20 can normally rotate in the second sliding groove 5.

Example 7:

The present embodiment provides a feeding device for a ball mill, which has the following technical features in addition to the technical scheme including the above embodiment, and the second baffle plate 8 is located in the discharge box 2 and is attached to the inner wall of the discharge box 2, and the vertical section of the fixing rod 10 is triangular.

Wherein it is ensured that ore does not enter the feeding device through the gap between the second baffle 8 and the discharge box 2, and that ore will slide along the top surface of the fixing rod 10 to both sides.

When in use, a user presses the push rod 17 by hand, the push rod 17 pushes the extrusion block 16 along the fourth sliding groove 12, two ends of the extrusion block 16 respectively extrude the two extrusion grooves 14, one ends of the two inserting rods 13 respectively enter the two third sliding grooves 11 from the inner wall of the first sliding groove 3, meanwhile, the other ends of the two inserting rods 13 respectively compress the two springs 15, at the moment, the fixation of the first baffle plate 4 is released, then the user slides the first baffle plate 4 by hand, the first baffle plate 4 slides along the first sliding groove 3, when the first baffle plate 4 slides to the position incapable of sliding, the user pours ore into the material box 2, when the material box 2 is fully filled with ore, the user reversely slides the first baffle plate 4 by hand, when the first baffle plate 4 slides to the position incapable of sliding, the user releases the hand pressing the push rod 17, one end of each of the two inserted bars 13 is respectively driven by the elastic force of the two springs 15 to enter the inner wall of the first chute 3 from the inside of the second chute 11, so that the first baffle 4 can be fixed in the first chute 3 and can not move, then the user starts the feeding device body 1, then the user rotates the rotating rod 23 by hand, the rotating rod 23 drives the second chain wheel 22 to rotate in the movable groove 18, the movable groove 18 drives the two first chain wheels 19 to rotate in the movable groove 18 through the chain 21, when the two first chain wheels 19 rotate, the two first chain wheels 19 respectively drive the two threaded rods 20 to rotate in the two second chutes 5, when the two threaded rods 20 rotate, the two slide rods 6 are mutually close under the action of the threads of the two threaded rods 20, the two slide rods 6 respectively drive the two fixed seats 7 to mutually close, when the two fixed seats 7 mutually close, one sides of the two second baffle plates 8 far away from the connecting rods 9 mutually close, simultaneously the opposite side of two second baffles 8 can upwards jack-up connecting rod 9 and dead lever 10, wherein, when the one side that connecting rod 9 was kept away from to two second baffles 8 is close to each other, one side that connecting rod 9 was kept away from to two second baffles 8 can rotate on two fixing bases 7 respectively, simultaneously the opposite side of two second baffles 8 can rotate in the both sides of connecting rod 9 respectively, when one side that connecting rod 9 was kept away from to two second baffles 8 moved suitable position, two second baffles 8 can be released the seal to blowing box 2, the ore in the blowing box 2 can enter into in the feed arrangement body 1 this moment, smashed by feed arrangement body 1, ensure that the user can drive two second baffles 8 and remove.

The embodiments of the present application have been described above with reference to the accompanying drawings, in which the embodiments of the present application and features of the embodiments may be combined with each other without conflict, the present application is not limited to the above-described embodiments, which are merely illustrative, not restrictive, of the present application, and many forms may be made by those of ordinary skill in the art without departing from the spirit of the present application and the scope of the claims, which are protected by the present application.

Claims (7)

1. A ball mill feed device, characterized by comprising:

The feeding device comprises a feeding device body (1) and a discharging box (2), wherein the discharging box (2) is fixedly connected to a feeding port of the feeding device body (1), an inner cavity of the discharging box (2) is communicated with the feeding port of the feeding device body (1), a first sliding groove (3) is formed in the top surface of the discharging box (2), and a first baffle (4) is connected in the first sliding groove (3) in a sliding mode;

the fixing assembly is positioned in the first baffle (4) and is used for fixing the first baffle (4) in the first chute (3);

The two second sliding grooves (5), the two second sliding grooves (5) are symmetrically formed in the inner wall of the discharging box (2), two sliding rods (6) are connected between the two second sliding grooves (5) in a sliding mode, a fixing base (7) is fixedly connected to the sliding rods (6), the fixing base (7) is located in the discharging box (2) and is in sliding connection with the discharging box (2), a second baffle (8) is connected to the fixing base (7) in a rotating mode, a connecting rod (9) is connected between the two second baffles (8) in a rotating mode, and a fixing rod (10) is fixedly connected to the top surface of the connecting rod (9);

The driving assembly is positioned in the discharging box (2) and used for driving the two sliding rods (6) to move.

2. A ball mill feed device according to claim 1, wherein the fixed assembly comprises:

The two third sliding grooves (11) are symmetrically formed in the first baffle (4) and are communicated with the outside, an inserting rod (13) is connected in the third sliding grooves (11) in a sliding mode, one end of the inserting rod (13) extends to the inner wall of the first sliding groove (3), an extrusion groove (14) is formed in the inserting rod (13), and a spring (15) fixed with the inner wall of the third sliding groove (11) is fixedly connected to the other end of the inserting rod (13);

The fourth sliding groove (12) is formed in the first baffle (4) and is communicated with the two third sliding grooves (11), the extrusion block (16) is connected in a sliding manner in the fourth sliding groove (12), and two ends of the extrusion block (16) extend into the two extrusion grooves (14) respectively;

The push rod (17), push rod (17) fixed connection is on extrusion piece (16), and the one end of push rod (17) runs through fourth spout (12) and extends to external and first baffle (4) rotation connection.

3. A feeding device for a ball mill according to claim 2, wherein the extrusion block (16) has a half-frame structure, two ends of the extrusion block (16) are obliquely arranged, and two ends of the extrusion block (16) are respectively in plug-in fit with two extrusion grooves (14).

4. A ball mill feeding device according to claim 2, wherein one end of the insert rod (13) is in an insert fit with the inner wall of the first chute (3).

5. A ball mill feed device according to claim 1, wherein the drive assembly comprises:

The movable groove (18), movable groove (18) are offered in blowing box (2) and are linked together with two second spouts (5), the rotation of movable groove (18) is connected with two first sprocket (19), two the one end of first sprocket (19) is two threaded rods (20) of fixedly connected with respectively, and the one end of two threaded rods (20) runs through two slide bars (6) and extends to respectively in two second spouts (5), two on first sprocket (19) meshing have chain (21), chain (21) in-mesh has second sprocket (22), one side fixedly connected with bull stick (23) of second sprocket (22), and the one end of bull stick (23) runs through movable groove (18) and extends to external and blowing box (2) rotation and be connected.

6. A ball mill feeding device according to claim 5, wherein the threaded rod (20) is provided with two threads with opposite rotation directions, the threaded rod (20) is in threaded connection with the two sliding rods (6), and the threaded rod (20) is in rotational connection with the second sliding groove (5).

7. A ball mill feeding device according to claim 1, wherein the second baffle (8) is located in the discharge box (2) and is attached to the inner wall of the discharge box (2), and the vertical section of the fixing rod (10) is triangular.