CN112058421A

CN112058421A - Crushing device

Info

Publication number: CN112058421A
Application number: CN202010843299.2A
Authority: CN
Inventors: 许少钧; 孟立红; 安同信
Original assignee: China Recycling Newell Equipment (jiangsu) Co ltd
Current assignee: China Recycling Newell Equipment (jiangsu) Co ltd
Priority date: 2020-08-20
Filing date: 2020-08-20
Publication date: 2020-12-11

Abstract

The invention relates to a crushing device, which comprises a crushing mechanism, wherein the crushing mechanism comprises a first rotating shaft and a plurality of first crushing disks, the first crushing disks are provided with a plurality of first crushing heads, a second rotating shaft is provided with a plurality of second crushing disks, and the second crushing disks are provided with a plurality of second crushing heads; the first rotating shaft and the second rotating shaft are arranged in parallel in the same direction, the distance between the axle centers of the first rotating shaft and the second rotating shaft is smaller than the sum of the radiuses of the first crushing disc and the second crushing disc, the first crushing disc and the second crushing disc are sequentially arranged at intervals, a pressing plate is arranged below the crushing mechanism, and one end of the pressing plate can rotate by taking one end as an axle; the lower end of the pressing plate is provided with a telescopic piece; the beneficial effects are that: the invention has the beneficial effects that: the invention can preprocess the packed pressing material, tear and disassemble the pressing material by using the rotating speed difference between the high-speed rotor and the low-speed rotor, so that the material model is loose, thereby meeting the crushing capability of each horsepower crusher.

Description

Crushing device

Technical Field

The invention relates to the technical field of scrap steel recovery and crushing, in particular to a crusher for preprocessing scrap steel packing briquettes.

Background

Light and thin steel scraps such as scrapped automobiles, color steel tiles and the like have small hollow bulk density, large storage occupied area and inconvenient transportation; a packing machine is generally used for briquetting, and the briquetted scrap steel is regular in shape, high in density and convenient to stack and transport. At present, most of the scrap steel crushers in the market can not directly crush scrap steel briquettes; the service life of wearing parts such as hammerheads and the like of the scrap steel briquettes can be greatly reduced, so that the pretreatment of the packed briquettes is completely necessary.

Disclosure of Invention

In order to solve the problems, the invention adopts the following technical scheme:

the crushing device comprises a crushing mechanism,

the crushing mechanism comprises a first rotating shaft and a plurality of first crushing disks, the first crushing disks are provided with a plurality of first crushing heads,

the second rotating shaft is provided with a plurality of second crushing discs, and the second crushing discs are provided with a plurality of second crushing heads; and

the first rotating shaft and the second rotating shaft are arranged in parallel in the same direction, the distance between the axle centers of the first rotating shaft and the second rotating shaft is smaller than the sum of the radiuses of the first crushing disc and the second crushing disc,

the first crushing disc and the second crushing disc are sequentially arranged at intervals;

a pressure plate is arranged below the crushing mechanism,

the pressing plate can rotate by taking one end as a shaft;

the lower end of the pressing plate is provided with a telescopic piece.

In one mode, the pressure plate rotates by taking the lower end as an axis,

one end of the telescopic piece is connected to the upper part of the pressure plate.

In one mode, sawtooth plates which are alternately placed with rotor teeth are arranged on the upper side face of the pressing plate.

In one mode, one side surface of the first crushing head is a first crushing conical surface;

one side surface of the second crushing head is a second crushing conical surface.

In one form, the first and second axes of rotation are in opposite directions.

In one mode, a first driving gear is arranged at the end part of the first rotating shaft,

a second driving gear is arranged at the end part of the second rotating shaft,

the first drive gear is meshed with the second drive gear.

One mode further comprises a main body structure, the main body structure comprises side plates, and the crushing mechanism is arranged between the two side plates.

In one mode, a top sliding material plate is further arranged above the crushing mechanism,

the upper side surface of the pressing plate and the sliding surface of the top sliding material plate can be located on the same plane.

In one mode, one end of the telescopic piece, which is far away from the pressing plate, is rotatably arranged on the base.

One way, the body structure further comprises a top cover;

and a plurality of tooth-shaped pieces are arranged on the inner side surface of the top cover, and the tooth-shaped pieces and the second crushing discs are arranged in a staggered manner.

The invention has the beneficial effects that:

the invention can preprocess the packed pressing material, tear and disassemble the pressing material by using the rotating speed difference between the high-speed rotor and the low-speed rotor, so that the material model is loose, thereby meeting the crushing capability of each horsepower crusher.

Drawings

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

FIG. 2 is a side view of the partial structure of the present invention;

FIG. 3 is a schematic view of the crushing mechanism;

FIG. 4 is a top view of the present invention;

FIG. 5 is a partial block diagram of the crushing mechanism of the present invention;

FIG. 6 is a layout diagram of a crushing structure;

FIG. 7 is a schematic view of a platen structure;

figure 8 is a side view of one configuration of the present invention.

In the figure:

100 crushing mechanism, 110 first rotating shaft, 120 second rotating shaft, 130 first crushing disc, 140 second crushing disc, 131 first crushing head, 132 first crushing conical surface, 141 second crushing head, 142 second crushing conical surface, 210 first driving gear, 220 second driving gear, 300 pressing plate, 320 telescopic piece, 400 side plate, 500 top sliding material plate, 600 base, 700 top cover.

Detailed Description

The invention is further illustrated with reference to the accompanying drawings:

as shown in fig. 1 and 2, the crushing device, including the crushing mechanism 100,

referring to fig. 5, the crushing mechanism 100 includes a first rotating shaft 110, the first rotating shaft 110 being a low speed rotor having a plurality of first crushing discs 130, the first crushing discs 130 being provided with a plurality of first crushing heads 131,

a second rotating shaft 120, the second rotating shaft 120 being a high-speed rotor having a plurality of second crushing disks 140, the second crushing disks 140 being provided with a plurality of second crushing heads 141;

on the same axis of rotation, the fixed angle installation of staggering of broken head circumference of two adjacent broken dishes can tear the briquetting high-efficiently.

The first rotating shaft 110 and the second rotating shaft 120 are arranged in parallel in the same direction, the distance between the axle centers of the first rotating shaft 110 and the second rotating shaft 120 is smaller than the sum of the radiuses of the first crushing disc 130 and the second crushing disc 140,

referring to fig. 6, first crushing disk 130 and second crushing disk 140 are sequentially spaced apart;

a pressing plate 300 is arranged below the crushing mechanism 100,

the pressing plate 300 can rotate by taking one end as an axis;

the lower end of the pressing plate 300 is provided with a telescopic member 320.

The pressing plate 300 is rotated about the lower end thereof,

one end of the telescopic member 320 is connected to the upper portion of the pressing plate 300.

An angular displacement sensor is arranged on the rotary central shaft of the pressing plate 300, and the pushing position of the pressing plate can be automatically adjusted according to the actual crushing condition.

As shown in fig. 4 and 7, the pressing plate 300 is provided at an upper side thereof with serration plates 330 alternately arranged with the rotor teeth.

One side surface of the first crushing head 131 is a first crushing conical surface 132;

one side surface of the second crushing head 141 is a second crushing conical surface 142,

the pressing block can be effectively cut in; on same rotor, two adjacent rotor teeth are installed in the fixed angle of circumferential staggering, can tear the briquetting high-efficiently.

The first rotating shaft 110 and the second rotating shaft 120 rotate in opposite directions.

Referring to fig. 3, the first rotating shaft 110 is provided at an end thereof with a first driving gear 210,

a second driving gear 220 is provided at an end of the second rotating shaft 120,

the first driving gear 210 is engaged with the second driving gear 220.

The rotation speed difference between the high-speed rotor and the low-speed rotor is ensured through the gear transmission of a pair of fixed speed ratios, so that the normal work of the crusher is ensured.

When the crusher is in a normal operation state, the low-speed rotor rotates anticlockwise and the high-speed rotor rotates clockwise when viewed from the side direction of the gear; if special crushing state exists, such as material blocking, slipping or locked-rotor, the high-speed rotor and the low-speed rotor can be reversely rotated to assist crushing.

As shown in fig. 1, the crusher further comprises a main body structure, the main body structure comprises side plates 400, and the crushing mechanism 100 is arranged between the side plates 400.

A top sliding material plate 500 is also arranged above the crushing mechanism 100,

the upper side surface of the pressing plate 300 and the sliding surface of the top sliding plate 500 can be positioned on the same plane; the pressing plate 300 can extrude materials, the crushing efficiency is improved, and meanwhile, when the rotor rotates reversely, the sawtooth-shaped plate 330 on the pressing plate 300 can also play a role in shredding.

As shown in fig. 8, one end of the telescopic member 320 far from the pressing plate 300 is rotatably disposed on the base 600, so that the telescopic member 320 can also swing relative to the base 600; one manner of telescoping member 320 is a hydraulic ram.

The body structure further comprises a top cover 700;

the inner side surface of the top cover 700 is provided with a plurality of tooth-shaped members, the tooth-shaped members and the second crushing disc 140 are arranged in a staggered mode, and the installation positions of the tooth-shaped members are staggered with the teeth of the low-speed rotor, so that materials wound on the crushing mechanism can be cleaned conveniently.

Comprises a high-speed rotor, a low-speed rotor and a driving unit; the high-speed rotor and the low-speed rotor are directly in meshed transmission through a pair of gears with fixed speed ratio, and the driving unit is a hydraulic motor which drives the high-speed rotor through a speed reducer; the high-speed rotor and the low-speed rotor are respectively supported by two self-aligning roller bearings and are fixed on the frame through bearing seats; the frame consists of a top sliding material plate, a side plate and a base; one end of the hydraulic oil cylinder is fixed on the base, the other end of the hydraulic oil cylinder is fixed on the pressing plate, and the rotating center of the pressing plate is fixed on the side plate through the rotating shaft.

The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar components; in the description of the present invention, it should be understood that if the terms "upper", "lower", "left", "right", "inner", "outer", etc. are used for indicating the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of description, but it is not indicated or implied that the referred device or element must have a specific orientation, be constructed in a specific orientation and be operated, and therefore, the terms describing the positional relationship in the drawings are only used for illustrative purposes and are not to be construed as limitations of the present patent, and the specific meanings of the terms may be understood by those skilled in the art according to specific situations.

It will be apparent to those skilled in the art that various modifications may be made to the above embodiments without departing from the general spirit and concept of the invention. All falling within the scope of protection of the present invention. The protection scheme of the invention is subject to the appended claims.

Claims

1. Breaker, its characterized in that: comprises a crushing mechanism (100),

the crushing mechanism (100) comprises a first rotating shaft (110) provided with a plurality of first crushing discs (130), the first crushing discs (130) are provided with a plurality of first crushing heads (131),

a second rotating shaft (120) provided with a plurality of second crushing discs (140), wherein the second crushing discs (140) are provided with a plurality of second crushing heads (141); and

the first rotating shaft (110) and the second rotating shaft (120) are arranged in parallel in the same direction, the distance between the axle centers of the first rotating shaft (110) and the second rotating shaft (120) is smaller than the sum of the radiuses of the first crushing disc (130) and the second crushing disc (140),

the first crushing disc (130) and the second crushing disc (140) are sequentially arranged at intervals;

a pressure plate (300) is arranged below the crushing mechanism (100),

the pressure plate (300) can rotate by taking one end as an axis;

the lower end of the pressing plate (300) is provided with a telescopic piece (320).

2. The crushing device of claim 1, wherein: the pressing plate (300) rotates by taking the lower end as an axis,

one end of the telescopic piece (320) is connected to the upper part of the pressure plate (300).

3. The crushing device of claim 1, wherein: the upper side surface of the pressing plate (300) is provided with sawtooth plates (330) which are alternately arranged with rotor teeth.

4. The crushing mechanism (100) according to claim 1, characterized in that: one side surface of the first crushing head (131) is a first crushing conical surface (132);

one side surface of the second crushing head (141) is a second crushing conical surface (142).

5. The crushing mechanism (100) according to claim 1, characterized in that: the first rotating shaft (110) and the second rotating shaft (120) rotate in opposite directions.

6. The crushing mechanism (100) according to claim 1, characterized in that: a first driving gear (210) is arranged at the end part of the first rotating shaft (110),

a second driving gear (220) is arranged at the end part of the second rotating shaft (120),

the first drive gear (210) is meshed with a second drive gear (220).

7. The crushing mechanism (100) according to claim 1, characterized in that: the crushing mechanism further comprises a main body structure, the main body structure comprises side plates (400), and the crushing mechanism (100) is arranged between the two side plates (400).

8. The crushing mechanism (100) according to claim 1, characterized in that: a top sliding material plate (500) is arranged above the crushing mechanism (100),

the upper side surface of the pressing plate (300) and the sliding material plate (500) can slide to the surface and are positioned on the same plane.

9. The crushing mechanism (100) according to claim 1, characterized in that: one end of the telescopic piece (320) far away from the pressure plate (300) is rotatably arranged on the base (600).

10. The crushing mechanism (100) according to claim 7, characterized in that: the body structure further comprises a top cover (700);

the inner side face of the top cover (700) is provided with a plurality of tooth-shaped pieces, and the tooth-shaped pieces and the second crushing discs (140) are arranged in a staggered mode.