CN113083468A

CN113083468A - Steel crushing device

Info

Publication number: CN113083468A
Application number: CN202110421909.4A
Authority: CN
Inventors: 游小平
Original assignee: Jiangxi Xianfeng Steel Structure Co ltd
Current assignee: Jiangxi Xianfeng Steel Structure Co ltd
Priority date: 2021-04-20
Filing date: 2021-04-20
Publication date: 2021-07-09

Abstract

The invention relates to waste steel recovery equipment, and provides a steel crushing device which comprises a cutting mechanism in a machine, a crusher frame and an elastic shockproof structure at the bottom; the cutting mechanism comprises two cutting wheels, cutting pieces are arranged on the surfaces of the cutting wheels, and supporting rods are arranged at the tail ends of bearings of the two cutting wheels; the crusher frame comprises a feed inlet sliding plate, a feed inlet sliding plate supporting rod, an anti-rebound plate, a damping layer and an external steel plate layer; the bottom elastic shock absorption structure comprises three parts, an upper layer bearing plate, a lower layer bearing plate and a middle spring shock absorber. This broken side of iron and steel device forms based on vibration/noise reduction's theory design, and bottom shock-absorbing structure constitutes in addition two structures of the inside shock-absorbing layer of breaker, has realized reducing by a wide margin of noise when the machine operation, and the cutting piece shape on the cutting wheel can realize agreeing with each other simultaneously, and is more garrulous little with old and useless steel cutting.

Description

Steel crushing device

Technical Field

The invention relates to waste steel recovery equipment, in particular to a steel crushing device.

Background

The steel is a metal material with huge use amount in the current society, and the development of the society cannot be separated from the production of the steel. But the steel manufacturing industry is a high energy consumption industry, and the energy consumption of one year can account for 15 percent of the total annual energy consumption of the whole country. With social progress, the nation sets up a green development policy, which requires the steel industry to change the development idea and realize energy conservation and emission reduction. The recycling of steel has already formed a mature market as a feasible and economic development.

When current scrap steel breaker moves, produce huge noise, the production workman need wear the earphone that gives sound insulation and just can carry out work, and the huge vibrations of machine simultaneously can lead to the not hard up of machine inner structure, also can cause the harm to building on every side, causes the production safety problem.

Disclosure of Invention

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

a steel crushing device comprises a cutting mechanism in a machine, a crusher frame and an elastic shockproof structure at the bottom; the cutting mechanism comprises two cutting wheels, cutting pieces are arranged on the surfaces of the cutting wheels, and supporting rods are arranged at the tail ends of bearings of the two cutting wheels; the crusher frame comprises a feed inlet sliding plate, a feed inlet sliding plate supporting rod, an anti-rebound plate, a damping layer, a slope, a discharge port and an external steel plate layer; the bottom elastic shock absorption structure comprises three parts, namely an upper layer bearing plate, a lower layer bearing plate and a middle spring shock absorber; the crusher is externally provided with a rotating wheel and an elastic connecting rod.

Furthermore, the feed inlet slide adopts the slope design, and the slide is sixty degrees with the angle of perpendicular vertical line, and the feed inlet slide intermediate position is equipped with a bracing piece, and the other end of bracing piece is fixed at the outside steel deck of breaker.

Furthermore, the anti-rebound plate is connected with the tail end below the feed inlet sliding plate, the other end of the anti-rebound plate is fixed on the damping layer, and the surface of the anti-rebound plate is pasted with a hard wear-resistant ceramic plate.

Further, the buffer layer is two-layer structure, divide into shock-absorbing material layer and stereoplasm isolation layer, and the surface of stereoplasm isolation layer is pasted and is had wear-resisting potsherd, and shock-absorbing material chooses for use the rubber material.

Furthermore, the cutting wheels are long cylinders, the surfaces of the cutting wheels are provided with dense cutting sheets, the two cutting wheels rotate oppositely during operation, and an object to be cut is rolled between the two cutting wheels.

Furthermore, the upper layer bearing plate and the lower layer bearing plate of the bottom elastic damping structure are steel plates, the spring vibration isolator internally contains a spiral spring, and meanwhile, the spring vibration isolator is internally filled with rubber materials.

Furthermore, the number of the rotating wheels is two, the rotating wheels correspond to the two cutting wheels inside, one rotating wheel is coaxial with one cutting wheel, and the rotating wheels are connected with the power motor through a belt.

Further, the elastic connecting rod is horizontally placed at the bottom position of the crusher.

Compared with the prior art, the invention has the advantages that:

this scheme is through adding new elastic damping structure in iron and steel breaker's inside and bottom, can realize when the machine operation, and to a great extent reduces the vibration amplitude of machine, directly reduces the sound of machine vibration noise then, has also protected the firm of machine component. Meanwhile, the shape of the cutting piece on the cutting wheel is redesigned by the steel crushing device, so that waste steel can be cut into smaller pieces.

Drawings

FIG. 1 is a schematic view of the internal structure of the iron and steel crushing apparatus of the present invention.

FIG. 2 is a schematic view showing the external structure of the iron and steel crushing apparatus according to the present invention.

Detailed Description

The technical features of the present invention will be further described in detail by way of examples with reference to fig. 1 and 2.

A steel crushing device 10 comprises a cutting mechanism 40 inside the machine, a crusher frame 20 and a bottom elastic shockproof structure 30; the cutting mechanism 40 comprises two cutting wheels 43, the surfaces of the cutting wheels are provided with cutting pieces 41, and the tail ends of the bearings of the two cutting wheels are provided with supporting rods 42; the crusher frame 20 comprises a feed inlet slide plate 21, a feed inlet slide plate support rod 23, an anti-rebound plate 22, a shock absorption layer 24, a slope 27, a discharge hole 28 and an external steel plate layer 25; the bottom elastic shock absorbing structure 30 comprises three parts, an upper layer bearing plate 31, a lower layer bearing plate 33 and a middle spring vibration isolator 32; the crusher is externally provided with turning wheels 44 and elastic connecting rods 50.

Further, as a preferred embodiment of the present invention, the feed inlet slide plate 21 is designed to have a slope, when waste steel is placed into the steel crushing device for crushing, no matter whether the waste steel is manually placed or a machine conveyor belt is used, the waste steel can accurately slide into the cutting mechanism 40 inside the crusher along the feed inlet slide plate 21, and the feed inlet slide plate support rod 23 can provide sufficient support for the feed inlet slide plate 21 to resist the pressure caused by the falling waste steel.

Further, as a preferred choice of this example, the anti-bounce board 22 is connected with the lower end of the feed inlet slide 21, the other end is fixed on the shock absorption layer 24, and the surface of the anti-bounce board is pasted with a hard wear-resistant ceramic plate 26; when the waste steel falls into the rotating wheel or is extruded, the situation that steel fragments bounce can occur, and the anti-rebound plate 22 can effectively block the fragments; meanwhile, the wear-resistant ceramic plates 26 can counteract the energy of fragment bouncing, so that the damage to the machine caused by the fragments is avoided.

Further, as the preferred of this example, the shock absorbing layer 24 is a two-layer structure, which is divided into a shock absorbing material layer and a hard isolation layer, the surface of the hard isolation layer is attached with a wear-resistant ceramic sheet 26, and the shock absorbing material is made of rubber.

Further, as a preferred example of the present invention, the cutting wheel 43 is a long cylinder, the surface of the cutting wheel 43 is provided with dense cutting blades 41, and the two cutting wheels 43 rotate in opposite directions during operation, so as to wind the object to be cut into the middle of the two cutting wheels; the supporting rod 42 can support the weight of the cutting wheel 43, and when the machine is running, the supporting rod 42 can also counteract the strain force generated when a certain amount of cutting wheel 43 presses the waste steel.

Further, as a preferred example of the present embodiment, the upper supporting plate 31 and the lower supporting plate 33 of the bottom elastic shock-absorbing structure 30 are both steel plates, and the spring vibration isolator 32 contains a spiral spring therein and is filled with a rubber material therein; the elastomeric shock absorbing structure 30 separates the crushing machine from the ground, and as the machine operates, machine vibrations are first conducted to the elastomeric shock absorbing mechanism 30, and the spring isolators 32 decelerate the vibrations while converting some of the energy into heat energy.

Further, as a preferred embodiment of the present invention, the rotating wheel 44 is coaxial with the internal cutting wheel 43, the rotating wheel 44 is connected to the power motor through a belt, and when the motor runs, the rotating wheel 44 is driven to rotate, and then the cutting wheel 43 is driven to rotate, so as to complete the cutting of the waste steel.

Further, as a preferred example, the elastic connecting rod 50 is horizontally placed at the bottom of the crusher, the connecting ports 52 at both ends of the elastic connecting rod 50 are integrated with the outer steel deck 25, and the elastic rod 51 is used for fastening the machine and can counteract the strain generated when part of the machine is running.

The working principle of the steel crushing device 10 is as follows: first, the external motor is started, and when the motor is operated, the rotating wheel 44 is driven to rotate, and the rotating wheel 44 drives the coaxial cutting wheel 43 to rotate. Then waste steel is put in from a feeding hole at the top of the crusher, the steel slides in along a sliding plate 21 of the feeding hole, the relative motion of the cutting wheel 43 winds the steel into the middle of the cutting wheel, the cutting piece 41 on the cutting wheel 43 crushes the waste steel through extrusion, and the steel fragments fall into the bottom of the crusher and slide to a discharging hole 28 along a slope 27.

The foregoing is only a preferred embodiment of the present invention; the scope of the invention is not limited thereto. Any person skilled in the art should be able to cover the technical scope of the present invention by equivalent or modified solutions and modifications within the technical scope of the present invention.

Claims

1. A steel crushing device is characterized in that: comprises a cutting mechanism inside the machine, a crusher frame and an elastic shockproof structure at the bottom; the cutting mechanism comprises two cutting wheels, cutting pieces are arranged on the surfaces of the cutting wheels, and supporting rods are arranged at the tail ends of bearings of the two cutting wheels; the crusher frame comprises a feed inlet sliding plate, a feed inlet sliding plate supporting rod, an anti-rebound plate, a damping layer, a slope, a discharge port and an external steel plate layer; the bottom elastic shock absorption structure comprises three parts, namely an upper layer bearing plate, a lower layer bearing plate and a middle spring shock absorber; the crusher is externally provided with a rotating wheel and an elastic connecting rod.

2. A steel crushing plant according to claim 1, characterized in that: the feed inlet slide adopts the slope design, and the slide is sixty degrees with the angle of perpendicular vertical line, and feed inlet slide intermediate position is equipped with a bracing piece, and the other end of bracing piece is fixed at the outside steel deck of breaker.

3. A steel crushing plant according to claim 1, characterized in that: the anti-rebound plate is connected with the tail end below the feed inlet sliding plate, the other end of the anti-rebound plate is fixed on the damping layer, and the surface of the anti-rebound plate is pasted with a hard wear-resistant ceramic wafer.

4. A steel crushing plant according to claim 1, characterized in that: the buffer layer is two-layer structure, divide into shock-absorbing material layer and stereoplasm isolation layer, and the surface of stereoplasm isolation layer is pasted and is had wear-resisting potsherd, and rubber material is chooseed for use to shock-absorbing material.

5. A steel crushing plant according to claim 1, characterized in that: the cutting wheels are long cylinders, intensive cutting pieces are arranged on the surfaces of the cutting wheels, the two cutting wheels rotate oppositely when in operation, and objects needing to be cut are rolled between the two cutting wheels.

6. A steel crushing plant according to claim 1, characterized in that: the upper layer bearing plate and the lower layer bearing plate of the bottom elastic damping structure are steel plates, the spring vibration isolator internally contains a spiral spring, and meanwhile, the spring vibration isolator is internally filled with rubber materials.

7. A steel crushing plant according to claim 1, characterized in that: the two rotating wheels correspond to the two cutting wheels inside, one rotating wheel is coaxial with the other cutting wheel, and the rotating wheels are connected with the power motor through a belt.

8. A steel crushing plant according to claim 1, characterized in that: the elastic connecting rod is horizontally placed at the bottom of the crusher.