CN219129461U - Scrap metal crushing apparatus - Google Patents

Abstract

The utility model provides waste metal crushing equipment, which relates to the technical field of crushers and comprises the following components: the device comprises a shell, a first-stage crushing mechanism and a second-stage crushing mechanism; wherein the first stage comminution mechanism is a shredding device comprising at least one knife roll; the knife roll is provided with a knife; along with the rotation of the knife roller, the knife on the knife roller shears the material; the second-stage crushing mechanism is a hammer crushing device; the shell is also provided with a feed hopper; the feeding hopper is arranged on the feeding side of the first-stage crushing mechanism, and the second-stage crushing mechanism is arranged on the discharging side of the first-stage crushing mechanism, so that materials entering from the feeding hopper are sequentially processed by the first-stage crushing mechanism and the second-stage crushing mechanism; the feed hopper and the first-stage crushing mechanism are obliquely arranged above the second-stage crushing mechanism. The crushing machine has the advantages of small installed power, stable crushing current, high energy production, small occupied area, convenience in feeding and the like.

Description

Scrap metal crushing apparatus

Technical Field

The application relates to the technical field of crushers, in particular to waste metal crushing equipment.

Background

The hammer crusher mainly uses impact energy to crush and knead materials. When the hammer crusher works, the motor drives the rotor to rotate at a high speed, materials uniformly enter the crusher cavity, the hammer heads rotating at a high speed impact and crush the materials, meanwhile, the gravity of the materials self causes the materials to impact the baffle plate and the screen bars in the frame body from the hammer heads rotating at a high speed, and the materials with the size larger than the screen holes are blocked on the screen plate and continuously hit and grind by the hammer until the materials are crushed to the required discharging granularity, and finally the materials are discharged out of the crusher through the screen plate.

The hammer crusher can be used for crushing waste steel, in the technical field of waste steel treatment, the traditional hammer crusher is large in feeding size, uneven feeding causes large crushing current fluctuation and low productivity, and meanwhile, the traditional hammer crusher is required to be provided with a feeding chain plate machine and a feeding device, so that the occupied area is large. In other technical fields, there are some technical solutions, in which a shredder is integrated on a crusher, shredding is performed once before the shredder is crushed, and the feed inlet of these devices is too high, so that the feeding is inconvenient.

Disclosure of Invention

The technical problem to be solved by the application is to the above-mentioned not enough of prior art, proposes a scrap metal crushing apparatus.

A scrap metal crushing apparatus comprising: the device comprises a shell, a first-stage crushing mechanism and a second-stage crushing mechanism which are arranged on the shell; wherein the first stage comminution mechanism is a shredding device comprising at least one knife roll; the knife roll is provided with a knife; along with the rotation of the knife roller, the knife on the knife roller shears the material; the second-stage crushing mechanism is a hammer crushing device;

the shell is also provided with a feed hopper; the feeding hopper is arranged on the feeding side of the first-stage crushing mechanism, and the second-stage crushing mechanism is arranged on the discharging side of the first-stage crushing mechanism, so that materials entering from the feeding hopper are sequentially processed by the first-stage crushing mechanism and the second-stage crushing mechanism; the feed hopper and the first-stage crushing mechanism are obliquely arranged above the second-stage crushing mechanism.

In an improved solution, the second stage crushing mechanism comprises: the crusher comprises a crusher rotor, a plurality of crushing hammers arranged along the circumference of the crusher rotor, a screen plate with screen holes arranged below the crusher rotor, and a baffle plate arranged around the crusher rotor.

In an improved technical scheme, the first-stage crushing mechanism is of a double-shaft structure and comprises two oppositely arranged knife rolls; the two knife rolls can rotate oppositely; with the opposite rotation of the two knife rolls, the material enters between the two knife rolls and is sheared.

In an improved technical scheme, the first-stage crushing mechanism is driven by a hydraulic motor; the second-stage crushing mechanism is driven by a main motor; the hydraulic motor is driven by oil supply of an oil pump; the oil pump is driven by the main motor.

In an improved technical scheme, the first-stage crushing mechanism is further provided with a speed reducer, and the speed reducer is respectively in power connection with the hydraulic motor and the knife roller.

In an improved technical scheme, a transmission shaft for transmitting power is arranged between the main motor and the second-stage crushing mechanism; the first end of the transmission shaft is connected with the output shaft of the main motor, and the second end of the transmission shaft is in power connection with the second-stage crushing mechanism.

In an improved technical scheme, a first end of a transmission shaft is connected with an output shaft of a main motor through a first universal joint; the second end of the transmission shaft is connected with the second-stage crushing mechanism through a second universal joint.

In an improved technical scheme, a main motor is arranged on a motor base; the motor base is independent of the casing.

In an improved technical solution, the casing includes: the crushing machine comprises a bottom frame, a lower crusher box, a middle crushing box, an upper crusher box and a shredder box; wherein, the lower box body of the crusher, the middle crushing box body and the upper box body of the crusher are used for supporting and installing a second-stage crushing mechanism; the shredder box body is used for supporting and mounting a first-stage crushing mechanism; the shredder box body is obliquely arranged on the lower box body of the crusher and is positioned on one side of the middle crushing box body and the upper crushing box body.

The technical scheme of the application has the following technical effects:

first, the scrap metal crushing apparatus that this application provided is integrated to have shredding device and hammer breaker to omitted traditional breaker material loading chain trigger, feeding device, area is little, tears earlier, and the back is broken, and broken electric current is stable, and the productivity is high.

The second stage crushing mechanism, the feeding hopper and the first stage crushing mechanism are obliquely arranged above the second stage crushing mechanism, so that the feeding height of the feeding hopper is effectively reduced, and the feeding is more convenient.

In addition, in some improved technical schemes, the waste metal crushing equipment and the crushing device share a power source, the power is distributed according to the requirement, and the installed power is small.

Drawings

Fig. 1 is one of schematic structural views of a scrap metal pulverizing apparatus in an embodiment of the present application.

Fig. 2 is a schematic view showing an internal structure of a scrap metal pulverizing apparatus in an embodiment of the present application.

FIG. 3 is a schematic view of the first stage pulverizing mechanism and hopper in an embodiment of the present application.

Fig. 4 is a schematic structural view of a second stage pulverizing mechanism in the embodiment of the present application.

FIG. 5 is a second schematic view of the structure of the scrap metal pulverizing apparatus in the embodiment of the present application.

FIG. 6 is a third schematic view of the scrap metal crushing apparatus in accordance with an embodiment of the present application.

Reference numerals: the crusher comprises a shell 100, a bottom frame 101, a crusher lower box 102, a crusher middle box 103, a crusher upper box 104, a shredder box 105, a first-stage crushing mechanism 200, a knife roller 201, a second-stage crushing mechanism 300, a crusher rotor 301, a crushing hammer 302, a sieve plate 303, a baffle 304, a feed hopper 400, a hydraulic motor 501, a main motor 502, an oil pump 503, a speed reducer 504, a transmission shaft 505, a first universal joint 506, a second universal joint 507 and a motor base 508.

Detailed Description

The following are specific embodiments of the present application and the technical solutions of the present application are further described with reference to the accompanying drawings, but the present application is not limited to these embodiments. In the following description, specific details such as specific configurations and components are provided merely to facilitate a thorough understanding of embodiments of the present application. It will therefore be apparent to those skilled in the art that various changes and modifications can be made to the embodiments described herein without departing from the scope and spirit of the application. In addition, descriptions of well-known functions and constructions are omitted for clarity and conciseness.

In addition, embodiments and features of embodiments in the present application may be combined with each other without conflict.

An embodiment of the present application relates to a scrap metal pulverizing apparatus, referring to fig. 1 to 6, including: the device comprises a shell 100, a feed hopper 400, a first-stage crushing mechanism 200 and a second-stage crushing mechanism 300 which are arranged on the shell 100. Wherein the first stage pulverizing mechanism 200 is a shredding device, which includes at least one cutter roller 201; the cutter roller 201 is provided with a cutter; as the knife roller 201 rotates, the knife on the knife roller 201 shears the material; the second stage crushing mechanism 300 is a hammer crusher.

When the waste metal crushing equipment works, materials enter from the feed hopper 400, firstly enter the first-stage crushing mechanism 200, are crushed by the knife roller 201 of the first-stage crushing mechanism 200, fall into the second-stage crushing mechanism 300 after being processed by the first-stage crushing mechanism 200, and are subjected to second crushing treatment by the second-stage crushing mechanism 300, wherein the second-stage crushing mechanism 300 is a hammer crushing device. This application is direct with shredding device integration to hammer breaker's feed inlet on, forms one including shredding and broken integral type equipment, shredding device carries out the preliminary treatment to the material before the breakage, and twice crushing treatment is on an equipment for the material need not middle transition, and the efficiency of processing is higher, and has omitted middle material conveyor, for example, traditional breaker material loading chain trigger, feeding device, and consequently area is little, and the productivity is high.

Referring to fig. 1-3, in some embodiments of the present application, the enclosure 100 is further fitted with a feed hopper 400; the feed hopper 400 is arranged on the feeding side of the first-stage crushing mechanism 200, and the second-stage crushing mechanism 300 is arranged on the discharging side of the first-stage crushing mechanism 200, so that materials entering from the feed hopper 400 are sequentially processed by the first-stage crushing mechanism 200 and the second-stage crushing mechanism 300. The material is fed from the hopper 400 and enters the first stage pulverizing mechanism 200 from the feed side of the first stage pulverizing mechanism 200 for shredding. The material is discharged from the discharge side after being processed by the first stage pulverizing mechanism 200, and is introduced into the second stage pulverizing mechanism 300 to be pulverized.

With continued reference to fig. 1-3, in the present embodiment, the feeding hopper 400 and the first stage pulverizing mechanism 200 are obliquely disposed above the second stage pulverizing mechanism 300, and compared to the vertical feeding scheme, the feeding hopper 400 and the first stage pulverizing mechanism 200 are obliquely disposed to effectively utilize a part of the lateral space, and reduce the height space, reduce the feeding height, and facilitate the feeding.

Referring to fig. 3, the first stage pulverizing mechanism 200 has a biaxial structure, which includes two cutter rolls 201 disposed opposite to each other; the two knife rolls 201 can rotate oppositely; as the two knife rolls 201 rotate in opposite directions, material enters between the two knife rolls 201 and is sheared. Specifically, the knife roller is provided with circumferentially arranged gear tooth cutters, and the materials enter the double-shaft structure and then are sheared by the gear tooth cutters made of high-hardness wear-resistant materials which rotate in a staggered mode, and the materials enter the second-stage crushing mechanism after being preprocessed into small-size materials. The knife roller is driven by the hydraulic motor through the speed reducer, has low-speed large-torque characteristic, can automatically reverse under the control of the automatic control system when encountering difficult crushed objects, and can repeatedly reverse forward and reverse until the materials are crushed and enter the second-stage crushing mechanism.

Referring to fig. 2, 3 and 6, in a specific example, the first stage pulverizing mechanism 200 is mounted on a square housing with two knife rolls 201 arranged horizontally. Referring to fig. 2 and 3, in the two knife rolls 201, the first stage pulverizing mechanism 200 is disposed obliquely, the knife roll 201 on the right side is slightly higher than the knife roll 201 on the left side, the feed hopper 400 above it is in a horn shape, and the feed inlet is inclined to the left side by a certain angle, and the feed inlet is inclined to the upper side on the left side. During feeding, an operator can throw material into the feed hopper 400 from a left side position.

Referring to fig. 2 and 4, in one embodiment of the present application, the second stage crushing mechanism 300 includes a crusher rotor 301, a plurality of crushing hammers 302, a screen plate 303, and a baffle 304. Wherein a plurality of breaking hammers 302 are arranged circumferentially along the breaker rotor 301. A screen plate 303 is arranged under the crusher rotor 301 with screening holes. A baffle 304 is arranged around the crusher rotor 301. The second-stage crushing mechanism 300 is a hammer crusher, and mainly uses impact energy to crush and knead materials. When the hammer crusher works, the motor drives the rotor to rotate at a high speed, materials uniformly enter the crusher cavity, the hammer heads rotating at a high speed impact and crush the materials, meanwhile, the gravity of the materials self causes the materials to impact the baffle plate and the screen bars in the frame body from the hammer heads rotating at a high speed, and the materials with the size larger than the screen holes are blocked on the screen plate and continuously hit and grind by the hammer until the materials are crushed to the required discharging granularity, and finally the materials are discharged out of the crusher through the screen plate.

Referring to fig. 5 and 6, in an embodiment of the present application, the first stage pulverizing mechanism 200 and the second stage pulverizing mechanism 300 are powered by the same power system, and the power can be distributed as needed by the control system, so as to achieve the purpose of reducing the installed power. Specifically, the first stage pulverizing mechanism 200 is driven by a hydraulic motor 501; the second stage crushing mechanism 300 is driven by a main motor 502; the hydraulic motor drive is oil fed by an oil pump 503; the oil pump 503 is driven by the main motor 502. When the device works, the main motor 502 outputs power, and the output shaft of the main motor 502 is in power connection with the second-stage crushing mechanism 300 to drive the second-stage crushing mechanism 300 to work. In addition, the main motor 502 also drives the oil pump 503 to operate, the oil pump 503 sucks oil from the hydraulic oil tank and supplies the oil to the hydraulic motor 501, and the hydraulic motor 501 drives the first-stage pulverizing mechanism 200 under the action of the pressure oil. Accordingly, the primary power of both the first-stage pulverizing mechanism 200 and the second-stage pulverizing mechanism 300 is the main motor 502, when the main motor 502 starts outputting power, the second-stage pulverizing mechanism 300 starts operating, and whether the first-stage pulverizing mechanism 200 starts operating can be controlled by controlling the flow direction of the hydraulic oil. With further reference to fig. 5, the front end of the output shaft of the main motor 502 is used to drive the second stage pulverizing mechanism 300, and the rear end is used to drive the oil pump 503. It should be noted that some of the necessary components of the hydraulic system, such as hydraulic lines, tanks, valve blocks, etc., which are basic components of the hydraulic system, are omitted from fig. 5 and 6, and are well known to those skilled in the art, and are therefore omitted.

With continued reference to fig. 5 and 6, in an embodiment of the present application, the first stage pulverizing mechanism 200 is further configured with a speed reducer 504, and the speed reducer 504 is respectively in power connection with the hydraulic motor 501 and the cutter roller 201. The speed reducer 504 is used to adjust the output rotation speed, specifically, to reduce the rotation speed output by the output shaft of the hydraulic motor 501 to the rotation speed required by the cutter roller 201. Referring to fig. 6, the first stage pulverizing mechanism 200 has two cutter rolls 201, one hydraulic motor 501 and one speed reducer 504 for each cutter roll 201, and the two cutter rolls 201 are individually driven by the two hydraulic motors 501.

Further, a transmission shaft 505 for transmitting power is provided between the main motor 502 and the second-stage pulverizing mechanism 300; the first end of the transmission shaft 505 is connected with the output shaft of the main motor 502, and the second end is connected with the second-stage crushing mechanism 300 in a power way. A transmission shaft 505 is disposed between the main motor 502 and the second-stage pulverizing mechanism 300 to transmit power, so that the main motor 502 can be disposed at a position further away from the pulverizing mechanism, and the influence of vibration generated when the second-stage pulverizing mechanism 300 is operated on the main motor 502 can be reduced.

Referring to fig. 5, a first end of a transmission shaft 505 is connected with an output shaft of the main motor 502 through a first universal joint 506; the second end of the transmission shaft 505 is connected to the second crushing mechanism 300 via a second universal joint 507. When the main motor 502 is operated, the output shaft drives the transmission shaft 505 through the first universal joint 506, and then the transmission shaft 505 drives the second-stage crushing mechanism 300 to operate through the second universal joint 507. The universal joint is a universal joint, can realize variable-angle power transmission power, and has simple structure and reliable operation. The first universal joint 506 and the second universal joint 507 may make the positional arrangement of the main motor 502 more flexible. In a specific example, the breaker rotor 301 of the second stage crushing mechanism 300 is connected to a second end of the transfer shaft 505 by a second universal joint 507.

Referring to fig. 5 and 6, in one embodiment of the present application, the main motor 502 is mounted on a motor mount 508; the motor mount 508 is independent of the housing 100. During operation of the device, the crushing mechanism in the casing 100, namely the first stage crushing mechanism 200 and the second stage crushing mechanism 300, can generate great vibration when crushing materials, and the motor base 508 is separated from the casing 100, so that the vibration of the casing 100 can be isolated, and the main motor 502 is protected.

Referring to fig. 2 and 4, in an embodiment of the present application, the casing 100 includes: the crushing machine comprises a bottom frame 101, a lower crusher box 102, a middle crusher box 103, an upper crusher box 104 and a shredder box 105; wherein, the lower box body of the crusher, the middle crushing box body and the upper box body of the crusher are used for supporting and installing the second-stage crushing mechanism 300; the shredder housing is used for supporting and mounting the first-stage crushing mechanism 200; the shredder box body is obliquely arranged on the lower box body of the crusher and is positioned on one side of the middle crushing box body and the upper crushing box body. It should be understood that the above divisions of the enclosure 100 are illustrative only, and that the particular divisions may be specifically set according to the actual product.

In sum, the scrap metal crushing equipment provided by the application is integrated with a shredding device and a hammer type crushing device, so that a feeding chain plate machine of a traditional crusher is omitted, the feeding device is small in occupied area and high in productivity. And the shredding device and the crushing device share a power source, the power can be distributed as required, and the installed power is small. In addition, the feed hopper and the first-stage crushing mechanism are obliquely arranged above the second-stage crushing mechanism, so that the feeding height of the feed hopper is effectively reduced, and the feeding is more convenient.

In the foregoing embodiments of the present application, the descriptions of the embodiments are emphasized, and for a portion of this disclosure that is not described in detail in this embodiment, reference is made to the related descriptions of other embodiments.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present application, the meaning of "plurality" is at least two, such as two, three, etc., unless explicitly defined otherwise.

The specific embodiments described herein are offered by way of example only to illustrate the spirit of the present application. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions in a similar manner without departing from the spirit of the utility model or exceeding the scope of the utility model as defined in the accompanying claims.

Claims (9)

1. A scrap metal crushing apparatus, comprising: the device comprises a shell, a first-stage crushing mechanism and a second-stage crushing mechanism which are arranged on the shell; wherein the first stage comminution mechanism is a shredding device comprising at least one knife roll; the knife roll is provided with a knife; along with the rotation of the knife roller, the knife on the knife roller shears the material; the second-stage crushing mechanism is a hammer crushing device;

the shell is also provided with a feed hopper; the feeding hopper is arranged on the feeding side of the first-stage crushing mechanism, and the second-stage crushing mechanism is arranged on the discharging side of the first-stage crushing mechanism, so that materials entering from the feeding hopper are sequentially processed by the first-stage crushing mechanism and the second-stage crushing mechanism; the feed hopper and the first-stage crushing mechanism are obliquely arranged above the second-stage crushing mechanism.

2. The scrap metal crushing apparatus of claim 1 wherein the second stage crushing mechanism comprises: the crusher comprises a crusher rotor, a plurality of crushing hammers arranged along the circumference of the crusher rotor, a screen plate with screen holes arranged below the crusher rotor, and a baffle plate arranged around the crusher rotor.

3. The scrap metal crushing apparatus according to claim 1, wherein the first stage crushing mechanism has a double shaft structure including two oppositely disposed knife rolls; the two knife rolls can rotate oppositely; with the opposite rotation of the two knife rolls, the material enters between the two knife rolls and is sheared.

4. The scrap metal crushing apparatus of claim 1 wherein the first stage crushing mechanism is driven by a hydraulic motor; the second-stage crushing mechanism is driven by a main motor; the hydraulic motor is driven by oil supply of an oil pump; the oil pump is driven by the main motor.

5. The scrap metal crushing apparatus of claim 4 wherein the first stage crushing mechanism is further configured with a speed reducer in dynamic connection with the hydraulic motor and the knife roller, respectively.

6. The scrap metal crushing apparatus according to claim 4, wherein a transmission shaft for transmitting power is provided between the main motor and the second stage crushing mechanism; the first end of the transmission shaft is connected with the output shaft of the main motor, and the second end of the transmission shaft is in power connection with the second-stage crushing mechanism.

7. The scrap metal crushing apparatus according to claim 6, wherein the first end of the transfer shaft is connected to an output shaft of the main motor through a first universal joint; the second end of the transmission shaft is connected with the second-stage crushing mechanism through a second universal joint.

8. The scrap metal crushing apparatus of claim 4 wherein the main motor is mounted on a motor mount; the motor base is independent of the casing.

9. The scrap metal crushing apparatus of claim 1 wherein the housing includes: the crushing machine comprises a bottom frame, a lower crusher box, a middle crushing box, an upper crusher box and a shredder box; wherein, the lower box body of the crusher, the middle crushing box body and the upper box body of the crusher are used for supporting and installing a second-stage crushing mechanism; the shredder box body is used for supporting and mounting a first-stage crushing mechanism; the shredder box body is obliquely arranged on the lower box body of the crusher and is positioned on one side of the middle crushing box body and the upper crushing box body.

Images