CN216964925U

CN216964925U - Ball mill with hierarchical screening effect

Info

Publication number: CN216964925U
Application number: CN202220209044.5U
Authority: CN
Inventors: 胡海鹏; 田玉岭; 吴德军
Original assignee: Tianjin Tianwang Chongzheng Cement Co ltd
Current assignee: Tianjin Tianwang Chongzheng Cement Co ltd
Priority date: 2022-01-26
Filing date: 2022-01-26
Publication date: 2022-07-15
Anticipated expiration: 2032-01-26

Abstract

The utility model relates to the technical field of ball mills, in particular to a ball mill with a grading and screening effect, which comprises a ball mill main body, a screening box and a connecting pipe, wherein the screening box is installed on the upper side of the ball mill main body through a support column, the connecting pipe is installed between the screening box and the ball mill main body, and a feed hopper is installed on one side of the top end of the ball mill main body; the screening device comprises a screening box, a screening net, a fixing seat, a cross rod, a swinging structure and a control box, wherein the fixing seat is obliquely arranged on the inner side of the screening box, the screening net is arranged on the inner side of the fixing seat, the fixing seat is arranged on the lower side of the fixing seat, the cross rod is connected to the inner side of the fixing seat in a sliding manner and is arranged on the inner side of the screening box, and the swinging structure is arranged on one side of the fixing seat close to a feeding hopper; according to the utility model, through the arrangement of the multiple layers of screens, the swing structure and the like, raw materials can be effectively classified and screened, so that the raw materials can be conveniently subjected to classified ball milling treatment, and the ball milling quality and efficiency are ensured.

Description

Ball mill with hierarchical screening effect

Technical Field

The utility model relates to the technical field of ball mills, in particular to a ball mill with a grading and screening effect.

Background

The ball mill is the key equipment for crushing the materials, and the ore mill of the type is characterized in that a certain amount of steel balls are filled in a cylinder body of the ore mill to be used as grinding media; most existing ball mills do not have a structure for classifying and screening raw materials, so that when different raw materials with different thicknesses enter the equipment together, better ball milling quality and effect cannot be guaranteed, and therefore the ball mill with the classifying and screening effect is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a ball mill with a grading and screening effect, and solve the problem that the quality and effect of the ball mill cannot be better guaranteed when different raw materials with different thicknesses enter the inside of equipment together.

In order to achieve the purpose, the utility model provides the following technical scheme:

a ball mill with a grading and screening effect comprises a ball mill main body, a screening box and a connecting pipe, wherein the screening box is installed on the upper side of the ball mill main body through a support column, the connecting pipe is installed between the screening box and the ball mill main body, and a feed hopper is installed on one side of the top end of the ball mill main body;

the screening box comprises a screening box body, a screening net, a fixed seat, a transverse rod, a swinging structure and a feeding hopper, wherein the fixed seat is obliquely arranged on the inner side of the screening box body;

the other end downside of mount is equipped with collects the fill, and collects the fill and install at screening incasement side, the electrically controlled valve is installed to the downside of collecting the fill, the upside of collecting the fill installs buffer structure.

Preferably, the number of the fixing frames is 2-4, and one end of each fixing frame, which is far away from the feed hopper, is inclined downwards.

Preferably, the horizontal distance from the end of the screening net located at the lower side far away from the feed hopper to the feed hopper is greater than the horizontal distance from the end of the screening net located at the upper side far away from the feed hopper to the feed hopper.

Preferably, swing structure includes swing motor, swing motor's the terminal worm of installing of main shaft, one side meshing of worm has the worm wheel, the transmission shaft is installed to the inboard of worm wheel, and the transmission shaft rotates with the screening case, sector gear is installed to the opposite side of transmission shaft, solid fixed ring is installed in sector gear's the outside, and both ends all install tooth about solid fixed ring's inboard, and sector gear and tooth meshing, solid fixed ring's one side is passed through the connecting plate and is installed on mount and fixing base.

Preferably, a protective box is installed on the outer side of the swing motor, and the protective box is installed on one side of the screening box.

Preferably, buffer structure includes buffer board and rotary drum, the even outside of installing at the rotary drum of buffer board, the fixed axle is installed to the inboard of rotary drum, and fixed axle and screening case rotate, eccentric block is installed in the outside of fixed axle, the inboard slip of eccentric block has the slider, the piston rod is installed to the other end of slider, the piston piece is installed to the opposite side of piston rod, the outside slip of piston piece has the piston cylinder, the pore has been seted up to the piston piece inboard.

Preferably, a seal box is arranged on the outer side of the piston cylinder.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, through the arrangement of the multiple layers of screens, the swing structure and the like, raw materials can be effectively screened in a grading manner, so that the raw materials can be conveniently subjected to grading ball milling treatment, and the ball milling quality and efficiency are ensured;

2. according to the utility model, the screened raw materials can be effectively buffered through the arranged buffer plate, the piston block, the piston cylinder and the like, so that a better protection effect is achieved on the structure, and the stable operation of the device is ensured.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the structure of FIG. 1 at point A according to the present invention;

FIG. 3 is a schematic view of the structure of FIG. 1 at B according to the present invention;

FIG. 4 is a schematic view of an eccentric wheel mounting structure of the present invention.

In the figure: 1. a ball mill body; 2. screening the box; 3. a connecting pipe; 4. a feed hopper; 5. a fixed mount; 6. screening a screen; 7. a fixed seat; 8. a cross bar; 9. a swing motor; 10. a worm; 11. a worm gear; 12. a drive shaft; 13. a sector gear; 14. a fixing ring; 15. a collecting hopper; 16. an electrically controlled valve; 17. a buffer plate; 18. a rotating drum; 19. a fixed shaft; 20. an eccentric wheel; 21. a slider; 22. a piston rod; 23. a piston block; 24. a piston cylinder; 25. fine pores; 26. a protective box; 27. and (5) sealing the box.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

The relative arrangement of the components and steps, the numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

In the description of the present invention, it is to be understood that the orientation or positional relationship indicated by the orientation words such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal" and "top, bottom", etc. are usually based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and in the case of not making a reverse description, these orientation words do not indicate and imply that the device or element being referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore, should not be considered as limiting the scope of the present invention; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.

Spatially relative terms, such as "above … …," "above … …," "above … … surface," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and the terms have no special meanings unless otherwise stated, and therefore, the scope of the present invention should not be construed as being limited.

Referring to fig. 1-4, the present invention provides a technical solution:

a ball mill with a grading and screening effect comprises a ball mill main body 1, a screening box 2 and a connecting pipe 3, wherein the screening box 2 is installed on the upper side of the ball mill main body 1 through a support, the connecting pipe 3 is installed between the screening box 2 and the ball mill main body 1, and a feed hopper 4 is installed on one side of the top end of the ball mill main body 1;

the screening box 2 is internally provided with a fixing frame 5 which is obliquely arranged, the fixing frame 5 is internally provided with a screening net 6, the lower side of the fixing frame 5 is provided with a fixing seat 7, the inner side of the fixing seat 7 is connected with a cross rod 8 in a sliding manner, the cross rod 8 is arranged on the inner side of the screening box 2, and one side of the fixing frame 5 close to the feeding hopper 4 is provided with a swing structure;

the other end downside of mount 5 is equipped with collects and fights 15, and collects and fight 15 and install in screening case 2 inboardly, collects the downside of fighting 15 and installs automatically controlled valve 16, collects the upside of fighting 15 and installs buffer structure.

The number of the fixing frames 5 is 2, and one end of each fixing frame 5, which is far away from the feed hopper 4, is inclined downwards, so that the raw materials can be conveniently screened; the horizontal distance from one end of the screening net 6 positioned at the lower side far away from the feed hopper 4 to the feed hopper 4 is larger than the horizontal distance from one end of the screening net 6 positioned at the upper side far away from the feed hopper 4 to the feed hopper 4, and the arrangement is convenient for layered screening treatment; the swinging structure comprises a swinging motor 9, a worm 10 is installed at the tail end of a main shaft of the swinging motor 9, a worm wheel 11 is meshed with one side of the worm 10, a transmission shaft 12 is installed on the inner side of the worm wheel 11, the transmission shaft 12 and the screening box 2 rotate, a sector gear 13 is installed on the other side of the transmission shaft 12, a fixing ring 14 is installed on the outer side of the sector gear 13, teeth are installed at the upper end and the lower end of the inner side of the fixing ring 14, the sector gear 13 is meshed with the teeth, one side of the fixing ring 14 is installed on the fixing frame 5 and the fixing seat 7 through a connecting plate, and the screening net 6 can be automatically driven to shake through the arrangement, so that screening processing is facilitated; a protective box 26 is arranged on the outer side of the swing motor 9, and the protective box 26 is arranged on one side of the screening box 2, so that the power structure can be well protected; the buffering structure comprises a buffering plate 17 and a rotating drum 18, the buffering plate 17 is uniformly arranged on the outer side of the rotating drum 18, a fixed shaft 19 is arranged on the inner side of the rotating drum 18, the fixed shaft 19 and the screening box 2 rotate, an eccentric block 20 is arranged on the outer side of the fixed shaft 19, a sliding block 21 slides on the inner side of the eccentric block 20, a piston rod 22 is arranged at the other end of the sliding block 21, a piston block 23 is arranged on the other side of the piston rod 22, a piston cylinder 24 slides on the outer side of the piston block 23, and a pore 25 is formed in the inner side of the piston block 23, so that the impact force of gravitational potential energy on the collecting hopper can be reduced, and the stable operation of equipment is ensured; the outside of the piston cylinder 24 is provided with a sealing box 27, which facilitates the mounting and protection of the cushioning structure.

The working process is as follows: when the device is used, an external power supply is switched on, then materials are placed on the inner side of the feed hopper 4, then the swing motor 9 is started, then the worm 10, the worm wheel 11 and the transmission shaft 12 drive the sector gear 13 to rotate, and further the fixed ring 14 drives the fixed frame 5 and the screen 6 to shake back and forth, so that the screened fine raw materials enter the inner side of the ball mill main body 1, large materials and medium materials are collected to the inner side of the collecting hopper 15, after ball milling of the finer raw materials, placing of medium and large sized materials through the electrically controlled valve 16, thereby realizing the graded ball milling, ensuring the quality and the efficiency of the ball milling, and when collecting the materials, the materials push the buffer plate 17 and the rotary drum 18 to rotate, drive the eccentric wheel 20 to rotate, and then drive piston block 23 round trip movement in piston cylinder 24, and then realize the effect of energy dissipation through inboard fluid and pore.

Those not described in detail in this specification are well within the skill of the art. The standard parts used in the utility model can be purchased from the market, the special-shaped parts can be customized according to the description of the specification and the accompanying drawings, the specific connection mode of each part adopts conventional means such as bolts, rivets, welding and the like mature in the prior art, the machines, the parts and equipment adopt conventional models in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, so that the detailed description is omitted.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a ball mill with hierarchical screening effect, includes ball mill main part (1), screening case (2) and connecting pipe (3), its characterized in that: the upper side of the ball mill main body (1) is provided with a screening box (2) through a support, a connecting pipe (3) is arranged between the screening box (2) and the ball mill main body (1), and one side of the top end of the ball mill main body (1) is provided with a feed hopper (4);

the screening device is characterized in that a fixing frame (5) which is obliquely arranged is arranged on the inner side of the screening box (2), a screening net (6) is arranged on the inner side of the fixing frame (5), a fixing seat (7) is arranged on the lower side of the fixing frame (5), a cross rod (8) is connected to the inner side of the fixing seat (7) in a sliding mode, the cross rod (8) is arranged on the inner side of the screening box (2), and a swing structure is arranged on one side, close to the feeding hopper (4), of the fixing frame (5);

the other end downside of mount (5) is equipped with collects and fights (15), and collects and fight (15) and install at screening case (2) inboardly, electric control valve (16) are installed to the downside of collecting fighting (15), the upside of collecting fighting (15) is installed buffer structure.

2. A ball mill with a classifying and screening effect according to claim 1, characterized in that: the number of the fixing frames (5) is 2-4, and one end of each fixing frame (5) far away from the feed hopper (4) is arranged in a downward inclined mode.

3. A ball mill with a classifying and screening effect according to claim 1, characterized in that: the horizontal distance from one end, far away from the feed hopper (4), of the screening net (6) on the lower side to the feed hopper (4) is larger than the horizontal distance from one end, far away from the feed hopper (4), of the screening net (6) on the upper side to the feed hopper (4).

4. A ball mill with a classifying and screening effect according to claim 1, characterized in that: swing structure includes swing motor (9), worm (10) are installed to the main shaft end of swing motor (9), one side meshing of worm (10) has worm wheel (11), transmission shaft (12) are installed to the inboard of worm wheel (11), and transmission shaft (12) rotate with screening case (2), sector gear (13) are installed to the opposite side of transmission shaft (12), solid fixed ring (14) are installed in the outside of sector gear (13), and just both ends all install tooth about the inboard of solid fixed ring (14), and sector gear (13) and tooth meshing, the connecting plate is passed through to one side of solid fixed ring (14) and is installed on mount (5) and fixing base (7).

5. A ball mill with classifying and screening effects according to claim 4, characterized in that: protective box (26) are installed in the outside of swing motor (9), and protective box (26) are installed in one side of screening case (2).

6. A ball mill with a classifying and screening effect according to claim 1, characterized in that: buffer structure includes buffer board (17) and rotary drum (18), the even outside of installing at rotary drum (18) in buffer board (17), fixed axle (19) is installed to the inboard of rotary drum (18), and fixed axle (19) and screening case (2) rotate, eccentric block (20) are installed in the outside of fixed axle (19), the inboard slip of eccentric block (20) has slider (21), piston rod (22) are installed to the other end of slider (21), piston block (23) are installed to the opposite side of piston rod (22), the outside slip of piston block (23) has piston cylinder (24), pore (25) have been seted up to piston block (23) inboard.

7. A ball mill with classifying and screening effects according to claim 6, characterized in that: and a seal box (27) is arranged on the outer side of the piston cylinder (24).