CN212167675U

CN212167675U - Ore crushing and screening device

Info

Publication number: CN212167675U
Application number: CN201922405790.2U
Authority: CN
Inventors: 李丹鹏
Original assignee: Shandong Jichengtang Chinese Herbal Medicine Co ltd
Current assignee: Shandong Jichengtang Chinese Herbal Medicine Co ltd
Priority date: 2019-12-28
Filing date: 2019-12-28
Publication date: 2020-12-18
Anticipated expiration: 2029-12-28

Abstract

The utility model discloses an ore crushing and screening device, which comprises a cavity, wherein a crushing mechanism is arranged in the cavity, and a screening mechanism is arranged on one side of the crushing mechanism; the crushing mechanism comprises a crushing shaft, the crushing shaft is mounted inside the cavity through a fixed bearing, and crushing blades are uniformly distributed on the crushing shaft. The ore crushing and screening device can crush ores and respectively send the crushed ores into different screening chambers according to the size of the ore crushing and screening device, so that the use of the ores is facilitated; the belt wheels with different sizes are distributed on the crushing shaft, so that the crushing shaft can obtain different rotating speeds according to the state of ore, and the crushing efficiency and quality are ensured; the feeding hopper with a larger opening is distributed at the upper end of the cavity, so that the ore can be conveniently put in; through the screening net that the interval set up, the ore is when experience screening net screening, and the great ore of volume is also ordered about by the screening net and is selected separately in the screening net of neighbouring, has improved the efficiency of ore screening.

Description

Ore crushing and screening device

Technical Field

The utility model relates to a mining technical field specifically is an ore crushing and screening device.

Background

At present, the technological process for obtaining the powder mineral aggregate in the field of mineral separation production is as follows: stacking the ore in a large ore pile by a transport vehicle according to different incoming material ore grades, performing three-stage homogenization by a stacker, performing three-stage crushing by a coarse crushing system, a middle crushing system and a fine crushing system, conveying the crushed ore to a crushed ore storage bin by a belt conveyor, and grinding by a roller mill to obtain a powder ore material. In actual production, part ore need not to be broken to, broken back ore size is different, needs classify according to the volume size, so that subsequent use. Accordingly, there is a need for improvements in the art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an ore crushing and screening device to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

an ore crushing and screening device comprises a cavity, wherein a crushing mechanism is arranged in the cavity, and a screening mechanism is arranged on one side of the crushing mechanism; as a further aspect of the present invention: the crushing mechanism comprises a crushing shaft, the crushing shaft is horizontally arranged and is arranged in the cavity through a fixed bearing, and a plurality of crushing blades are uniformly distributed on the crushing shaft; a feed hopper is arranged at the upper end of the cavity, a machine bin is arranged on one side of the cavity, a crushing motor is arranged in the machine bin, one end of the crushing shaft extends into the machine bin and is provided with a plurality of belt wheels with different sizes at intervals, and the belt wheels are in transmission connection with the crushing motor; the discharging net is arranged below the crushing shaft, the discharging net is arc-shaped and is matched with the running track of the crushing blades, the inclined discharging table is arranged below the discharging net, and the discharging table is communicated with the screening mechanism.

As a further aspect of the present invention: the screening mechanism comprises a feeding table, the feeding table is connected with the lower end of a discharging table, a plurality of mounting seats are arranged on the feeding table at intervals, the number of the mounting seats is three, a screening shaft I is arranged on the mounting seat close to the discharging table, a screening shaft II and a screening shaft III are respectively arranged on the other two mounting seats, a screening net is arranged on the screening shaft, an inclined discharging bin is arranged on one side of the screening net, a screening chamber I, a screening chamber II and a screening chamber III which are mutually isolated are arranged in a cavity, and the discharging bin is communicated with the corresponding screening chamber; the screening shaft I, the screening shaft II and the screening shaft III are in transmission connection, and the aperture of the screening net on the screening shaft I, the screening shaft II and the screening shaft III is sequentially increased.

As a further aspect of the present invention: two driving wheels are arranged at one ends of the first screening shaft and the second screening shaft at intervals, one end of the third screening shaft is provided with a driving wheel, one driving wheel on the first screening shaft is in transmission connection with a screening motor, and the two driving wheels on the second screening shaft are in transmission connection with the first screening shaft and the third screening shaft through belts respectively.

As a further aspect of the present invention: the crushing motor and the screening motor are servo motors.

As a further aspect of the present invention: and rib plates are distributed on two sides of the feeding table and fixed on the inner side of the cavity.

Compared with the prior art, the beneficial effects of the utility model are that: the ore crushing and screening device can crush ores and respectively send the crushed ores into different screening chambers according to the size of the ore crushing and screening device, so that the use of the ores is facilitated; the belt wheels with different sizes are distributed on the crushing shaft, so that the crushing shaft can obtain different rotating speeds according to the state of ore, and the crushing efficiency and quality are ensured; the feeding hopper with a larger opening is distributed at the upper end of the cavity, so that the ore can be conveniently put in; through the screening net that the interval set up, the ore is when experience screening net screening, and the great ore of volume is also ordered about by the screening net and is selected separately in the screening net of neighbouring, has improved the efficiency of ore screening.

Drawings

Fig. 1 is a schematic structural diagram of a mineral crushing and screening device.

Fig. 2 is a schematic structural diagram of a screening mechanism in the ore crushing and screening device.

Fig. 3 is a schematic view of the transmission connection of the screening mechanism in the ore crushing and screening device.

Fig. 4 is a schematic structural view of crushing shafts and crushing blades in the mineral crushing and screening apparatus.

In the figure: 1-cavity, 2-feed hopper, 3-fixed bearing, 4-crushing shaft, 5-crushing blade, 6-discharging net, 7-discharging table, 8-belt wheel, 9-crushing motor, 10-machine bin, 11-screening chamber I, 12-screening chamber II, 13-screening chamber III, 14-rib plate, 15-feeding table, 16-mounting seat, 17-discharging bin, 18-screening net, 19-screening shaft I, 20-driving wheel, 21-screening motor, 22-screening shaft II and 23-screening shaft III.

Detailed Description

In the following description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate the directions or positional relationships based on the directions or positional relationships shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention.

Example 1

Referring to fig. 1-4, an ore crushing and screening device comprises a cavity 1, wherein a crushing mechanism is distributed in the cavity 1, a screening mechanism is distributed on one side of the crushing mechanism, the crushing mechanism comprises a crushing shaft 4, the crushing shaft 4 is horizontally distributed and is installed in the cavity 1 through a fixed bearing 3, and a plurality of crushing blades are uniformly distributed on the crushing shaft 4; the upper end of the cavity 1 is provided with a feed hopper 2, one side of the cavity 1 is provided with a machine bin 10, a crushing motor 9 is arranged in the machine bin 10, one end of the crushing shaft 4 extends into the machine bin 10 and is provided with a plurality of belt wheels 8 with different sizes at intervals, and the belt wheels 8 are in transmission connection with the crushing motor 9; the discharging net 6 is arranged below the crushing shaft 4, the discharging net 6 is arc-shaped and is matched with the running track of the crushing blades 5, the inclined discharging table 7 is arranged below the discharging net 6, and the discharging table 7 is communicated with the screening mechanism.

The specific structure of the screening mechanism is not limited, preferably, in this embodiment, the screening mechanism includes a feeding table 15, the feeding table 15 is connected with the lower end of the discharging table 7, a plurality of mounting seats 16 are arranged on the feeding table 15 at intervals, the number of the mounting seats 16 is three, a first screening shaft 19 is arranged on the mounting seat 16 close to the discharging table 7, the other two mounting seats 16 are respectively provided with a second screening shaft 22 and a third screening shaft 23, a screening net 18 is arranged on the screening shaft, an inclined discharging bin 17 is arranged on one side of the screening net 18, a first screening chamber 11, a second screening chamber 12 and a third screening chamber 13 which are isolated from each other are arranged in the cavity 1, and the discharging bin 17 is communicated with the corresponding screening chambers; the screening axle one 19, the screening axle two 22 and the screening axle three 23 transmission are connected, the aperture of the screening net 18 on screening axle one 19, the screening axle two 22 and the screening axle three 23 increases in proper order.

Furthermore, two driving wheels 20 are arranged at one end of the first screening shaft 19 and one end of the second screening shaft 22 at intervals, one end of the third screening shaft 23 is provided with the driving wheel 20, one driving wheel 20 on the first screening shaft 19 is in transmission connection with a screening motor 21, and the two driving wheels 20 on the second screening shaft 22 are in transmission connection with the first screening shaft 19 and the third screening shaft 23 through belts respectively.

The specific types of the crushing motor 9 and the screening motor 21 are not limited, and preferably, in this embodiment, the crushing motor 9 and the screening motor 21 are servo motors.

The working principle of the embodiment is as follows:

start crushing motor 9 and screening motor 21, to treat that broken ore is put into in cavity 1 by feeder hopper 2, crushing blade 5 operates and carries out the breakage to the ore, through abundant broken ore filters away by ejection of compact net 6 and reachs pan feeding platform 15 by ejection of compact platform 7, screening net 18 operates, the less ore of granule falls into screening net 18 on screening axle 19, fall into in screening room three 13 via ejection of compact storehouse 17, the great ore landing of granule is to screening axle two 22 and screening axle three 23 on screening net 18, fall into respectively in screening room two 12 and the screening room three 13, accomplish crushing and screening.

Example 2

In embodiment 1, the cavity 1 needs to bear the gravity of the ore when in operation, so the structural strength of the cavity is particularly important; the embodiment is improved on the basis of the embodiment 1, and the improvement is as follows: rib plates 14 are distributed on two sides of the feeding table 15, and the rib plates 14 are fixed on the inner side of the cavity 1 to enhance the structural strength of the cavity 1 and ensure the stable operation of the device.

It should be particularly noted that, although the present specification describes embodiments, each embodiment does not include only an independent technical solution, and such description of the specification is only for clarity, and those skilled in the art should take the specification as a whole, and technical solutions in various embodiments may be appropriately combined to form other embodiments that can be understood by those skilled in the art, and the above-mentioned embodiments only express the preferred embodiments of the technical solutions, and the description thereof is more specific and detailed, but should not be construed as limiting the scope of the claims of the technical solutions. It should be noted that, for those skilled in the art, without departing from the concept of the present invention, several modifications, improvements and substitutions can be made, which all fall within the protection scope of the present technical solution. The protection scope of this technical solution patent should be subject to the appended claims.

Claims

1. The ore crushing and screening device comprises a cavity (1), and is characterized in that a crushing mechanism is distributed in the cavity (1), and a screening mechanism is distributed on one side of the crushing mechanism; the crushing mechanism comprises a crushing shaft (4), the crushing shaft (4) is horizontally arranged and is installed inside the cavity (1) through a fixed bearing (3), and a plurality of crushing blades (5) are uniformly distributed on the crushing shaft (4); a feed hopper (2) is arranged at the upper end of the cavity (1), a machine bin (10) is arranged on one side of the cavity (1), a crushing motor (9) is installed in the machine bin (10), one end of the crushing shaft (4) extends into the machine bin (10), a plurality of belt wheels (8) with different sizes are arranged at intervals, and the belt wheels (8) are in transmission connection with the crushing motor (9); a discharging net (6) is arranged below the crushing shaft (4), the discharging net (6) is arc-shaped and is matched with the running track of the crushing blades (5), an inclined discharging table (7) is arranged below the discharging net (6), and the discharging table (7) is communicated with the screening mechanism.

2. The ore crushing and screening device according to claim 1, wherein the screening mechanism comprises a feeding table (15), the feeding table (15) is connected with the lower end of the discharging table (7), a plurality of mounting seats (16) are arranged on the feeding table (15) at intervals, the number of the mounting seats (16) is three, a first screening shaft (19) is arranged on the mounting seat (16) close to the discharging table (7), a second screening shaft (22) and a third screening shaft (23) are respectively arranged on the other two mounting seats (16), a screening net (18) is arranged on the screening shaft, an inclined discharging bin (17) is arranged on one side of the screening net (18), a first screening chamber (11), a second screening chamber (12) and a third screening chamber (13) which are mutually isolated are arranged in the cavity (1), and the discharging bin (17) is communicated with the corresponding screening chamber; screening axle one (19), screening axle two (22) and screening axle three (23) transmission are connected, the aperture of screening net (18) on screening axle one (19), screening axle two (22) and the screening axle three (23) increases in proper order.

3. The ore crushing and screening device as claimed in claim 2, wherein two transmission wheels (20) are arranged at intervals at one ends of the first screening shaft (19) and the second screening shaft (22), the transmission wheels (20) are arranged at one ends of the third screening shaft (23), one of the transmission wheels (20) on the first screening shaft (19) is in transmission connection with the screening motor (21), and the two transmission wheels (20) on the second screening shaft (22) are in transmission connection with the first screening shaft (19) and the third screening shaft (23) through belts respectively.

4. A mineral crushing and screening arrangement according to claim 3, characterised in that the crushing motor (9) and screening motor (21) are servo motors.

5. The ore crushing and screening device according to claim 2, characterized in that rib plates (14) are distributed on two sides of the feeding table (15), and the rib plates (14) are fixed on the inner side of the cavity (1).