CN210115134U

CN210115134U - Ore crushing device

Info

Publication number: CN210115134U
Application number: CN201920524977.1U
Authority: CN
Inventors: 张孝鑫; 郑韬
Original assignee: Guangxi Friendship Mining Co Ltd
Current assignee: Guangxi Friendship Mining Co Ltd
Priority date: 2019-04-18
Filing date: 2019-04-18
Publication date: 2020-02-28
Anticipated expiration: 2029-04-18

Abstract

The utility model relates to an ore crushing device, which comprises a primary crushing chamber and a secondary crushing chamber; a pair of crushing rollers are arranged in the primary crushing chamber, crushing teeth are arranged on the crushing rollers and the side wall of the primary crushing chamber adjacent to the crushing rollers, a sieve plate which is obliquely arranged is arranged below the pair of crushing rollers, the primary crushing chamber below the sieve plate forms a stone storage cavity, and a discharge hole is formed in the bottom of the side wall of the stone storage cavity; the indoor vertical fixed crushing board and the removal crushing board of being equipped with of secondary crushing, also be equipped with on fixed crushing board and the removal crushing board and smash the tooth, fixed crushing board with the room lateral wall is smashed to the secondary passes through support column fixed connection, removes the crushing board and can reciprocate in the room is smashed to the secondary through the lead screw structure, and the room is smashed to the one-level and the secondary smashes through the broken material entry intercommunication of secondary between the room, and fixed stock guide that is equipped with between room lateral wall is smashed to fixed crushing board top and secondary. The utility model discloses can once only smash ore powder to below a certain granularity, avoid doing over again to the ore many times and smash.

Description

Ore crushing device

Technical Field

The utility model belongs to the technical field of the ore processing, especially, relate to an ore crushing device.

Background

Ore refers to a collection of minerals from which useful components can be extracted or which have some property of being usable by themselves, and generally the collected ore is in the form of large lumps, and it is often necessary to pulverize the ore in order to maximize the utilization of the ore or to extract the effective components.

Based on the requirement of ore crushing, the ore crushing device is one of necessary devices in the ore processing process, can be widely applied to mines, smelting and the like, and is used for crushing larger ores into smaller fragments meeting the requirements. A common ore crushing device adopts a crushing pendulum bob or a crushing roller to crush ores, crushed ore particles come out from a lower hopper, and if the single crushing degree is insufficient, coarse materials are returned to the crusher to be crushed again until the crushing requirement is met. Therefore, in view of these problems, it is of great practical significance to provide an ore crushing apparatus capable of crushing ore to a particle size of a certain level or less at a time and avoiding the repeated crushing of the ore.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art's not enough, provide one kind can be once only with ore powder bits to a certain granularity below, avoid carrying out rework kibbling ore crushing device to the ore many times.

The utility model provides a its technical problem take following technical scheme to realize:

an ore crushing device comprises a primary crushing chamber and a secondary crushing chamber;

a pair of crushing rollers are arranged in the primary crushing chamber, crushing teeth are arranged on the side walls of the primary crushing chamber adjacent to the crushing rollers, a sieve plate is obliquely arranged below the pair of crushing rollers, the primary crushing chamber below the sieve plate forms a stone storage cavity, and a discharge port is arranged at the bottom of the side wall of the stone storage cavity;

a fixed crushing plate and a movable crushing plate are vertically arranged in the secondary crushing chamber, crushing teeth are also arranged on the fixed crushing plate and the movable crushing plate, the fixed crushing plate is fixedly connected with the side wall of the secondary crushing chamber through a support column, the movable crushing plate can move up and down in the secondary crushing chamber through a screw rod structure, and the distance between the movable crushing plate and the fixed crushing plate is gradually reduced from a feeding end to a discharging end;

the crushing room of one-level that sieves the lower end of board is adjacent is equipped with the broken material entry of secondary on the lateral wall of one-level crushing room, crushing room and second grade through the broken material entry intercommunication of secondary between the room, fixed stock guide that is equipped with between the lateral wall of fixed crushing board top and second grade crushing room, the broken material of secondary gets into fixed crushing board and is removed between the crushing board by the regrinding through the stock guide.

Furthermore, the crushing teeth are one or a combination of at least two of a circular table, a hemisphere and a tetrahedron.

Further, still include feeding buffer gear, feeding buffer gear sets up for a plurality of side by side the cylindrical roll body of crushing roller top, interval between the roll body reduces to both sides by central authorities gradually.

Further, the top of the secondary crushing chamber is fixedly connected with a material baffle plate which is vertically arranged, and when the movable crushing plate moves downwards, the top end of the movable crushing plate is not lower than the tail end of the material baffle plate.

Furthermore, a feed inlet is formed in the center of the top of the primary crushing chamber.

Furthermore, a secondary crushed material outlet is formed in the side wall of the secondary crushing chamber.

The utility model has the advantages that:

1. the utility model carries out primary crushing to the ore by the crushing roller in the primary crushing chamber, the ore passing through the sieve plate can be screened to obtain the ore with the desired particle size, and the ore which does not pass through the sieve plate can be crushed by the fixed crushing plate and the movable crushing plate in the secondary crushing chamber, thereby obtaining the desired ore powder crushed material with no more than a certain particle size;

2. the feeding buffer mechanism of the utility model can avoid a large amount of stones from directly falling on the crushing rollers and avoid impact damage to the crushing rollers, and the space between the roller bodies is gradually reduced from the center to the two sides, thus most of ores can fall into the position between the crushing rollers and the crushing of the ores is realized;

3. the utility model discloses the existence of striker plate can be so that the secondary broken material that comes out by the entry of the secondary broken material enters into and is smashed between removal rubbing crusher and the fixed rubbing crusher, avoids the secondary broken material to fall and removes rubbing crusher and fixed rubbing crusher outside.

Drawings

The technical solution of the present invention will be described in further detail with reference to the accompanying drawings and examples, but it should be understood that these drawings are designed for illustrative purposes only and thus are not intended to limit the scope of the present invention. Furthermore, unless otherwise indicated, the drawings are intended to be illustrative of the structural configurations described herein and are not necessarily drawn to scale.

Fig. 1 is a sectional view of an ore crushing apparatus provided in embodiment 1 of the present invention;

FIG. 2 is a sectional view taken along line A-A of FIG. 1;

in the figure:

1. primary crushing chamber 2, secondary crushing chamber 3 and crushing roller

4. Crushing tooth 5, sieving plate 6 and stone storage cavity

7. Discharge port 8, fixed crushing plate 9 and movable crushing plate

10. Support column 11, secondary crushing material inlet 12 and material guide plate

13. Roll body 14, striker plate 15 and feed inlet

16. Secondary crushed aggregates outlet 17, feeding buffer mechanism 18, connecting seat

Detailed Description

First, it should be noted that the specific structures, features, advantages, etc. of the present invention will be described in detail below by way of example, but all the descriptions are only for illustrative purpose and should not be construed as forming any limitation to the present invention. Furthermore, any single feature described or implicit in any embodiment or any single feature shown or implicit in any drawing may still be combined or subtracted between any of the features (or equivalents thereof) to obtain still further embodiments of the invention that may not be directly mentioned herein. In addition, for the sake of simplicity, the same or similar features may be indicated in only one place in the same drawing.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.

The present invention will be described in detail with reference to fig. 1 to 2.

Example 1

As shown in fig. 1-2, an ore crushing apparatus includes a primary crushing chamber 1 and a secondary crushing chamber 2;

a feed inlet 15 is formed in the center of the top of the primary crushing chamber 1, a pair of crushing rollers 3 is arranged in the primary crushing chamber 1, crushing teeth 4 are arranged on the side wall of the primary crushing chamber 1 adjacent to the crushing rollers 3, a sieve plate 5 which is obliquely arranged is arranged below the pair of crushing rollers 3, the primary crushing chamber 1 below the sieve plate 5 forms a stone storage cavity 6, and a discharge outlet 7 is formed in the bottom of the side wall of the stone storage cavity 6;

a secondary crushed material outlet 16 is formed in the side wall of the secondary crushing chamber 2, a fixed crushing plate 8 and a movable crushing plate 9 are vertically arranged in the secondary crushing chamber 2, crushing teeth 4 are also arranged on the fixed crushing plate 8 and the movable crushing plate 9, the fixed crushing plate 8 is fixedly connected with the side wall of the secondary crushing chamber 2 through a support column 10, the movable crushing plate 9 can move up and down in the secondary crushing chamber 2 through a screw rod structure, and the distance between the movable crushing plate 9 and the fixed crushing plate 8 is gradually reduced from a feeding end to a discharging end;

the crushing device is characterized in that a secondary crushing material inlet 11 is formed in the side wall of the primary crushing chamber 1 adjacent to the lower end of the screen plate 5, the primary crushing chamber 1 is communicated with the secondary crushing chamber 2 through the secondary crushing material inlet 11, a guide plate 12 is fixedly arranged between the top of the fixed crushing plate 8 and the side wall of the secondary crushing chamber 2, and secondary crushing materials enter the fixed crushing plate 8 and are secondarily crushed between the movable crushing plate 9 through the guide plate 12.

The crushing teeth 4 can be considered to be one of a circular table, a hemisphere and a tetrahedron or the combination of at least two of the circular table, the hemisphere and the tetrahedron, so that when ore is crushed, larger extrusion crushing shearing force can be provided between the crushing teeth 4, and the crushing effect is improved.

Further consider, this reducing mechanism can also include feeding buffer gear 17, feeding buffer gear 17 sets up side by side for a plurality of the cylindrical roll body 13 of crushing roller 3 top, interval between the roll body 13 reduces to both sides by central authorities gradually, and the ore falls on feeding buffer gear 17 and falls down by between the roll body 13, can avoid a large amount of building stones directly to fall on the crushing roller, avoids the impact damage to crushing roller to, interval between the roll body 13 reduces to both sides by central authorities gradually, can make most ore fall into the position between the crushing roller like this, realizes the crushing to the ore.

It should be pointed out that the striker plate 14 of the vertical setting of top still fixed connection in the secondary crushing room 2, just when removing crushing plate 9 and moving downwards, remove crushing plate 9 top is not less than the striker plate 14 is terminal, and the existence of striker plate can make the secondary crushing material that comes out by secondary crushing material entry 11 enter into and remove between crushing plate 9 and the fixed crushing plate 8 by smashing.

It should be noted that the crushing roller is driven by a motor (not shown in the figures), and the specific installation mode and installation position are determined according to the specific motor series and the external structure of the crushing device, so long as the effect achieved by the application is realized; in addition, the lead screw structure in this application adopts the common product on the market can, as long as realize the reciprocating of removing crushing board 9 can, for example, can refer to fig. 1, remove crushing board 9 and be connected with the lead screw through at least two connecting seats 18, lead screw and driving motor are through being connected with the second grade crushing room and are fixed a position the setting.

In this embodiment, the ore enters the primary crushing chamber 1 from the feeding port 15, and after being buffered by the feeding buffer mechanism 17, the ore falls into the position of the crushing rollers 3, in this embodiment, the crushing rollers 3 can rotate oppositely by setting the rotation direction of the driving motor, so that the ore between the crushing rollers 3 falls while being crushed, the ore on both sides of the crushing rollers 3 is crushed by the crushing rollers 3 and the crushing teeth 4 on the side wall of the primary crushing chamber 1, and the crushed ore partially passes through the sieve plate 5, falls into the stone storage cavity 6 below the sieve plate 5, and can be discharged through the discharging port 7 at the bottom of the side wall of the stone storage cavity 6; partial ore can not be through crossing sieve 5 because the particle diameter is too big, just enters into through secondary crushing material entry 11 and is smashed between removal rubbing crusher 9 and the fixed rubbing crusher 8, can control the ore particle size after being smashed through the minimum interval between control removal rubbing crusher 9 and the fixed rubbing crusher 8 to obtain the ore powder crushed aggregates below certain particle diameter, avoided repeated the smashing many times, improved work efficiency.

The above embodiments are described in detail, but the above description is only for the preferred embodiments of the present invention, and should not be construed as limiting the scope of the present invention. All the equivalent changes and improvements made according to the application scope of the present invention should still fall within the patent coverage of the present invention.

Claims

1. An ore crushing device which is characterized in that: comprises a primary crushing chamber and a secondary crushing chamber;

2. A mineral breaker apparatus in accordance with claim 1 wherein: the crushing teeth are one or the combination of at least two of a circular table, a hemisphere and a tetrahedron.

3. A mineral breaker apparatus in accordance with claim 1 wherein: still include feeding buffer gear, feeding buffer gear sets up side by side for a plurality of the cylindrical roll body of crushing roller top, interval between the roll body reduces to both sides by central authorities gradually.

4. A mineral breaker apparatus in accordance with claim 1 wherein: the top of the secondary crushing chamber is fixedly connected with the striker plate which is vertically arranged, the top end of the movable crushing plate is not lower than the tail end of the striker plate when the movable crushing plate moves downwards.

5. A mineral breaker apparatus in accordance with claim 1 wherein: a feed inlet is formed in the center of the top of the primary crushing chamber.

6. A mineral breaking plant as claimed in any one of claims 1 to 5, in which: and a secondary crushed material outlet is formed in the side wall of the secondary crushing chamber.