CN111974488A

CN111974488A - Eccentric cone crusher

Info

Publication number: CN111974488A
Application number: CN202010905309.0A
Authority: CN
Inventors: 孙启祥; 杨晓东; 孙法虎; 马驰
Original assignee: Zaozhuang Xinjinshan Intelligent Equipment Co Ltd
Current assignee: Zaozhuang Xinjinshan Intelligent Equipment Co Ltd
Priority date: 2020-09-01
Filing date: 2020-09-01
Publication date: 2020-11-24
Anticipated expiration: 2040-09-01
Also published as: CN111974488B

Abstract

The invention discloses an eccentric cone crusher, which belongs to a crusher and comprises a frame base and a hopper, wherein a main rotating shaft is arranged in the hopper, a cone core is fixedly connected to the middle part of the main rotating shaft, a movable toothed plate is fixedly connected to the outer part of the cone core, a fixed toothed plate is arranged on the outer ring of the movable toothed plate, a toothed block is connected to the outer ring of the fixed toothed plate, a worm gear is connected to the toothed block, a limiting lantern ring is arranged on the lower part of the main rotating shaft, a first cross beam is connected to the left side of the bottom of the limiting lantern ring, a second cross beam is connected to the right side of the bottom of the limiting lantern ring, a cam device is fixedly connected to the left side of a bearing, a second motor is fixedly. Compared with the prior art, the invention has the beneficial effects that: the invention has novel structure and convenient use, can control the eccentric frequency to cope with the crushing of the abrasives with different use amounts in the process of crushing the abrasives, and can control the size of the abrasives produced by crushing the abrasives by adjusting the eccentric amplitude.

Description

Eccentric cone crusher

Technical Field

The invention relates to a crusher, in particular to an eccentric cone crusher.

Background

The crusher is a machine for crushing large-size solid raw materials into required sizes, can be divided into a coarse crusher, a middle crusher, a fine mill and an ultra-fine mill according to the size of crushed materials or crushed materials, and has four external forces of rolling, shearing, impacting and grinding applied to solids in the crushing process. The rolling is mainly used for coarse crushing and medium crushing, and is suitable for crushing hard materials and large lump materials; the shearing is mainly used for fine crushing and is suitable for crushing of tough materials; the impact is mainly used for medium crushing, fine grinding and superfine grinding, and is suitable for crushing brittle materials; the grinding is mainly fine grinding and superfine grinding, and is suitable for crushing small blocks and fine particles, and the actual crushing process is usually a plurality of external forces acting simultaneously.

The cone crusher is one kind of crusher, and has motor, horizontal shaft and one pair of bevel gears to drive the eccentric shaft sleeve to rotate, and the shaft line of the crushing cone is forced by the eccentric shaft sleeve to swing to make the crushing wall surface close to and separate from the surface of the rolling mortar wall, so that the ore is crushed in the crushing cavity.

However, the use of the existing eccentric cone crusher is relatively small, and the grinding of the existing eccentric frequency is not controllable, so that a crusher with controllable eccentric amplitude and changeable eccentric frequency needs to be developed urgently, and therefore, an eccentric cone crusher is proposed by those skilled in the art to solve the problems in the background.

Disclosure of Invention

The object of the present invention is to provide an eccentric cone crusher to solve the problems set forth in the background art.

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

an eccentric cone crusher comprises a rack base and a feeding hopper, wherein a main rotating shaft is arranged in the feeding hopper, a protective shell is nested on the outer side of the upper portion of the main rotating shaft, a movable main shaft sleeve is fixedly connected on the outer side of the upper portion of the protective shell, a top is slidably connected with the upper end portion of the main rotating shaft, a cone core is fixedly connected in the middle of the main rotating shaft, a position adjusting groove is formed in the bottom of the cone core, a movable toothed plate is fixedly connected to the outer portion of the cone core, a fixed toothed plate is arranged on the outer ring of the movable toothed plate, the feeding hopper and the fixed toothed plate are fixedly connected, a toothed block is fixedly connected to the outer ring of the fixed toothed plate, a worm wheel is rotatably connected and meshed to the toothed block, a fixed shaft is rotatably connected to the center of the worm wheel, the end portions of two sides of the fixed shaft are fixedly connected to, the outer side of the lower part of the main rotating shaft is provided with a limiting lantern ring, the upper part of the limiting lantern ring is fixedly connected with a limiting piece, the limiting piece is arranged in the positioning groove, the outer part of the limiting lantern ring is fixedly connected with the frame base, the left side of the bottom of the limiting lantern ring is fixedly connected with a first cross beam, the right side of the bottom of the limiting lantern ring is fixedly connected with a second cross beam, the left end surface of the second cross beam is fixedly connected with a first magnet, the main rotating shaft is fixedly connected with a bearing by virtue of the lower part of the limiting lantern ring, the right side of the bearing is fixedly connected with a second magnet, the first magnet is parallel to the second magnet in position, the left side of the bearing is fixedly connected with a push rod, the push rod is connected with the first cross beam in a through sliding manner, the right end part of the push rod is fixedly connected, a motor output fixedly connected with cam, cam and the wheel laminating sliding connection that rolls, No. two motors of right wall fixedly connected with in the frame base, No. two motor output fixedly connected with driving pulley, main axis of rotation bottom fixedly connected with driven pulley.

As a further scheme of the invention: and the upper part of the limiting lantern ring is provided with a discharge chute.

As a still further scheme of the invention: the first magnet and the second magnet have a non-contact mutual exclusion effect.

As a still further scheme of the invention: the driving belt wheel is rotatably connected with the driven belt wheel through a belt.

As a still further scheme of the invention: the number of the belts is 3.

As a still further scheme of the invention: the upper part of the movable main shaft sleeve is fixedly connected with the machine top, the lower part of the movable main shaft sleeve is in an unfixed state, and the movable main shaft sleeve is made of rubber.

As a still further scheme of the invention: the protective housing is rotatably connected with the main rotating shaft.

As a still further scheme of the invention: the outer side of the bottom of the fixed toothed plate is connected with the base of the rack through a limiting sliding block.

As a still further scheme of the invention: no. two motors pass through bolted connection on unable adjustment base, unable adjustment base and frame base fixed connection

Compared with the prior art, the invention has the beneficial effects that: the invention has novel structure and convenient use, can control the eccentric frequency to cope with the crushing of the grinding materials with different use amounts in the process of crushing the grinding materials, and can control the size of the grinding materials produced by crushing the grinding materials by adjusting the eccentric amplitude, thereby prolonging the service life of the bearing rotating shaft compared with a closed mechanical space, ensuring the reliable and stable operation of the machine and being worthy of popularization.

Drawings

FIG. 1 is a schematic view of an eccentric cone crusher;

FIG. 2 is a schematic sectional view A-A of an eccentric cone crusher;

FIG. 3 is a partial enlarged view of a bearing and a cam in an eccentric cone crusher;

FIG. 4 is a schematic view of the main rotating shaft in an eccentric cone crusher;

in the figure: 1-a rack base, 2-a feeding hopper, 3-a main rotating shaft, 4-a protective shell, 5-a movable main shaft sleeve, 6-a machine top, 7-a cone core, 8-a positioning groove, 9-a movable toothed plate, 10-a fixed toothed plate, 11-a toothed block, 12-a worm wheel, 13-a fixed shaft, 14-a worm, 15-a shifting sheet, 16-a limiting lantern ring, 17-a limiting sheet, 18-a crossbeam, 19-a second crossbeam, 20-a first magnet, 21-a bearing, 22-a second magnet, 23-a push rod, 24-a rotating lantern ring, 25-a spring, 26-a rolling wheel, 27-a third crossbeam, 28-a first motor, 29-a cam, 30-a second motor, 31-a driving belt wheel, 32-a driven belt wheel, 33-a discharge chute, 34-a belt and 35-a limiting slide block.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

The first embodiment is as follows: referring to fig. 1-4, an eccentric cone crusher comprises a frame base 1 and a feeding hopper 2, wherein the feeding hopper 2 is internally provided with a main rotating shaft 3, the outer side of the upper part of the main rotating shaft 3 is nested with a protective shell 4, the outer side of the upper part of the protective shell 4 is fixedly connected with a movable main shaft sleeve 5, the upper end part of the main rotating shaft 3 is slidably connected with a machine top 6, the middle part of the main rotating shaft 3 is fixedly connected with a cone core 7, the bottom of the cone core 7 is provided with a positioning groove 8, the outer part of the cone core 7 is fixedly connected with a movable toothed plate 9, the outer ring of the movable toothed plate 9 is provided with a fixed toothed plate 10, the feeding hopper 2 and the fixed toothed plate 10 are fixedly connected, the outer ring of the fixed toothed plate 10 is fixedly connected with a tooth block 11, the tooth block 11 is rotatably connected and engaged with a worm wheel 12, the center of the worm wheel 12, the worm wheel 12 is meshed with the worm 14, the worm 14 penetrates through the side wall of the rack base 1, and the left end of the worm 14 is fixedly connected with a shifting sheet 15 in a bilateral symmetry mode;

when the invention is used, firstly, a power supply is switched on, a second motor is started, an output shaft of a second motor 30 rotates to drive a driving belt wheel 31 to rotate, the driving belt wheel 31 drives a driven belt wheel 32 to rotate through a belt 34, so as to drive a main rotating shaft 3 to rotate, a first motor 28 is started, an output shaft of the first motor 28 rotates to drive a cam 29 to rotate, the protruding position of the cam 29 rotates to the right, the cam 29 rotates to drive a sliding connected rolling wheel 26 to move rightwards, the rolling wheel 26 drives a push rod 23 to move rightwards through a fixedly connected rotating sleeve member, the push rod 23 moves rightwards to push the main rotating shaft 3 to offset rightwards, a first magnet 20 is close to a second magnet 22, the protruding position of the cam 29 rotates to the left, the push rod 23 moves leftwards under the elastic force of compression and rebound of a spring 25, at the moment, the mutual repulsion force, the main rotating shaft 3 rotates eccentrically, and the limiting piece 17 has a limiting effect when the main rotating shaft 3 rotates, so that the situation of overlarge eccentricity is prevented;

a limiting lantern ring 16 is arranged on the outer side of the lower portion of the main rotating shaft 3, a limiting piece 17 is fixedly connected to the upper portion of the limiting lantern ring 16, the limiting piece 17 is arranged in the position adjusting groove 8, the outer portion of the limiting lantern ring 16 is fixedly connected to the rack base 1, a first cross beam 18 is fixedly connected to the left side of the bottom of the limiting lantern ring 16, a second cross beam 19 is fixedly connected to the right side of the bottom of the limiting lantern ring 16, a first magnet 20 is fixedly connected to the left end face of the second cross beam 19, a bearing 21 is fixedly connected to the lower portion of the main rotating shaft 3 close to the lower portion of the limiting lantern ring 16, a second magnet 22 is fixedly connected to the right side of the bearing 21, the first magnet 20 is parallel to the second magnet 22, a push rod 23 is fixedly connected to the left side of the bearing 21, the push rod 23 is connected to the first, a third cross beam 27 is fixedly connected to the left wall in the rack base 1, a first motor 28 is fixedly connected to the right position of the third cross beam 27, a cam 29 is fixedly connected to the output end of the first motor 28, the cam 29 is in fit sliding connection with the rolling wheel 26, a second motor 30 is fixedly connected to the right wall in the rack base 1, a driving belt pulley 31 is fixedly connected to the output end of the second motor 30, and a driven belt pulley 32 is fixedly connected to the bottom of the main rotating shaft 3;

throw into the abrasive material to hopper 2, the abrasive material receives the extrusion rotary friction breakage of movable toothed plate 9 and fixed toothed plate 10 into the tiny particle, the tiny particle abrasive material falls to blowpit 33 along the passageway, when will going out the abrasive material of bigger size, can rotate plectrum 15 and drive worm 14 and rotate, worm 14 and worm wheel 12's meshing drives worm wheel 12 and rotates, thereby drive reciprocating of tooth piece 11, tooth piece 11 removes the fixed toothed plate 10 that drives fixed connection and upwards removes, stop block 35 rebound, fixed toothed plate 10 and movable toothed plate 9's fit clearance increase, broken degree reduces the abrasive material size of producing and also enlarges thereupon.

As a further scheme of the invention: the upper part of the limiting lantern ring 16 is provided with a discharge chute 33.

As a still further scheme of the invention: the first magnet 20 and the second magnet 22 are in non-contact mutual repulsion action.

As a still further scheme of the invention: the driving pulley 31 and the driven pulley 32 are rotatably connected by a belt 34.

As a still further scheme of the invention: the number of the belts 34 is 3.

As a still further scheme of the invention: the upper part of the movable main shaft sleeve 5 is fixedly connected with the top 6, the lower part of the movable main shaft sleeve 5 is in an unfixed state, and the movable main shaft sleeve 5 is made of rubber.

As a still further scheme of the invention: the protective shell 4 is rotatably connected with the main rotating shaft 3.

As a still further scheme of the invention: the outer side of the bottom of the fixed toothed plate 10 is connected with the rack base 1 through a limiting slide block 35.

As a still further scheme of the invention: no. two motors 30 pass through bolted connection on unable adjustment base, unable adjustment base and frame base 1 fixed connection.

Example two: this embodiment is a further improvement of the previous embodiment: the upper portion of the movable main shaft sleeve 5 is fixedly connected with the top 6, the lower portion of the movable main shaft sleeve 5 is in an unfixed state, the movable main shaft sleeve 5 is made of rubber, the movable main shaft sleeve 5 is also in an eccentric state when the main rotating shaft 3 rotates eccentrically, the upper portion of the movable main shaft sleeve 5 is fixed, and the lower portion of the movable main shaft sleeve is enabled to rotate eccentrically along with the main rotating shaft 3 by an angle, so that the eccentric rotation of the main rotating shaft 3 is guaranteed, and the resistance generated by deflection of the top.

The working principle of the invention is as follows: when the invention is used, firstly, a power supply is switched on, a second motor is started, an output shaft of a second motor 30 rotates to drive a driving belt wheel 31 to rotate, the driving belt wheel 31 drives a driven belt wheel 32 to rotate through a belt 34, so as to drive a main rotating shaft 3 to rotate, a first motor 28 is started, an output shaft of the first motor 28 rotates to drive a cam 29 to rotate, the protruding position of the cam 29 rotates to the right, the cam 29 rotates to drive a sliding connected rolling wheel 26 to move rightwards, the rolling wheel 26 drives a push rod 23 to move rightwards through a fixedly connected rotating sleeve member, the push rod 23 moves rightwards to push the main rotating shaft 3 to offset rightwards, a first magnet 20 is close to a second magnet 22, the protruding position of the cam 29 rotates to the left, the push rod 23 moves leftwards under the elastic force of compression and rebound of a spring 25, at the moment, the mutual repulsion force, the main rotating shaft 3 is eccentrically rotated, the limiting piece 17 has a limiting effect when the main rotating shaft 3 rotates, the situation of overlarge eccentricity is prevented, grinding materials are thrown into the feeding hopper 2, the grinding materials are extruded and rotationally rubbed by the movable toothed plate 9 and the fixed toothed plate 10 to be broken into small particles, the small particles of the grinding materials fall to the discharging groove 33 along the channel, when larger-size grinding materials are to be discharged, the poking piece 15 can be rotated to drive the worm 14 to rotate, the worm 14 and the worm wheel 12 are meshed to drive the worm wheel 12 to rotate, so that the tooth block 11 is driven to vertically move, the tooth block 11 moves to drive the fixedly connected fixed toothed plate 10 to upwards move, the limiting sliding block 35 upwards moves, the fit clearance between the fixed toothed plate 10 and the movable toothed plate 9 is increased, and the size of the grinding materials produced is increased when.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. An eccentric cone crusher comprises a rack base (1) and a feeding hopper (2), wherein a main rotating shaft (3) is arranged in the feeding hopper (2), a protective shell (4) is nested outside the upper part of the main rotating shaft (3), a movable main shaft sleeve (5) is fixedly connected to the outside of the upper part of the protective shell (4), a top (6) is slidably connected to the upper end of the main rotating shaft (3), the eccentric cone crusher is characterized in that a cone core (7) is fixedly connected to the middle part of the main rotating shaft (3), a positioning groove (8) is arranged at the bottom of the cone core (7), a rotating toothed plate (9) is fixedly connected to the outside of the cone core (7), a fixed toothed plate (10) is arranged on the outer ring of the rotating toothed plate (9), the feeding hopper (2) is fixedly connected with the fixed toothed plate (10), a toothed block (11) is fixedly connected to the outer ring of the fixed toothed plate (10), a worm wheel (12) is rotatably connected to the toothed block (11, the end parts of two sides of the fixed shaft (13) are fixedly connected with the side wall of the rack base (1), the lower part of the worm wheel (12) is rotatably connected with a worm (14), the worm wheel (12) is meshed with the worm (14), the worm (14) penetrates through the side wall of the rack base (1), the left end of the worm (14) is bilaterally and symmetrically and fixedly connected with shifting pieces (15), the outer side of the lower part of the main rotating shaft (3) is provided with a limiting sleeve ring (16), the upper part of the limiting sleeve ring (16) is fixedly connected with a limiting piece (17), the limiting piece (17) is arranged in the positioning groove (8), the outer part of the limiting sleeve ring (16) is fixedly connected with the rack base (1), the left side of the bottom of the limiting sleeve ring (16) is fixedly connected with a first cross beam (18), the right side of the bottom of the limiting sleeve ring (16) is fixedly connected with a second cross beam (19), the left end face of the second, the right side of the bearing (21) is fixedly connected with a second magnet (22), the first magnet (20) is parallel to the second magnet (22), the left side of the bearing (21) is fixedly connected with a push rod (23), the push rod (23) is connected with a first cross beam (18) in a through sliding mode, the right end part of the push rod (23) is fixedly connected with a rotating sleeve ring (24), a spring (25) is nested outside the push rod (23), a rolling wheel (26) is connected onto the rotating sleeve ring (24) in a rotating mode, the left wall in the rack base (1) is fixedly connected with a third cross beam (27), the position close to the right of the third cross beam (27) is fixedly connected with a first motor (28), the output end of the first motor (28) is fixedly connected with a cam (29), the cam (29) is connected with the rolling wheel (26) in a laminating sliding mode, the right wall in the rack base (1) is fixedly connected with a second motor (30), and, the bottom of the main rotating shaft (3) is fixedly connected with a driven belt wheel (32).

2. An eccentric cone crusher according to claim 1, characterized in that the stop collar (16) is provided with a discharge chute (33) in its upper part.

3. An eccentric cone crusher according to claim 1, characterized in that said magnets one (20) and two (22) are non-contacting repulsive.

4. An eccentric cone crusher in accordance with claim 1, characterized in that the driving pulley (31) is rotationally connected to the driven pulley (32) by means of a belt (34).

5. An eccentric cone crusher according to claim 1 or 4, characterized in that the number of belts (34) is 3.

6. An eccentric cone crusher according to claim 1, characterized in that the upper part of the movable spindle sleeve (5) is fixedly connected to the top (6), the lower part of the movable spindle sleeve (5) is not fixed, and the movable spindle sleeve (5) is made of rubber.

7. An eccentric cone crusher according to claim 1, characterized in that the protective shell (4) is in rotational connection with the main rotating shaft (3).

8. An eccentric cone crusher according to claim 1, characterized in that the outer side of the bottom of the fixed tooth plate (10) is connected with the frame base (1) by a limit slide (35).

9. An eccentric cone crusher according to claim 1, characterized in that the second motor (30) is bolted to a stationary base, which is fixedly connected to the frame base (1).