KR102304913B1 - Waste tire high purity iron core separator - Google Patents

Abstract

The present invention relates to an apparatus for separating an iron core of a waste tire with high purity, including: a hopper unit for sequentially moving a predetermined amount of pulverization products of crushed waste tires to separate iron cores by a fixed blade and a rotating rotation blade of an iron core separator; the iron core separator located at a lower end of the hopper unit, and configured to separate the iron core immediately after the fixed blade and the rotation blade are rotated downward to separate rubber from the iron core when the pulverization products of the waste tires are inserted into the iron core separator, so that abrasions of the fixed blade and the rotation blade are minimized; primary and secondary magnetic sorters into which the iron core, the rubber, and unseparated crushed products discharged from the iron core separator are inserted; a return conveyor for transferring the crushed products from which the iron core is not separated to a raw material input conveyor; and a control module for measuring a current of a driving motor of the iron core separator to adjust a speed of the raw material input conveyor.

Description

Waste tire high purity iron core separator

The present invention improves the production of high-quality iron core and rubber powder by increasing the purity of the iron core and rubber, respectively, for recycling waste tires, modularizes consumable parts to minimize maintenance costs, and prevents overload of the iron core separator in its operation It relates to a high-purity iron core separation device for waste tires that can measure and control the speed of the raw material input conveyor.

In general, a tire is made of rubber on the outside, and has a structure in which several layers of metal and fabric layers are embedded inside. Various methods are used to pulverize these waste tires to separate and recycle rubber powder and iron cores. In general, after crushing round waste tires with primary and secondary crushing devices, an iron core separator is used to separate the iron core and rubber. It consists of a structure in which

In this structure, there are many problems in resource recycling of waste tires, such as a decrease in efficiency due to an overload of the drive motor of the iron core separator compared to the primary and secondary crushing facilities, an increase in maintenance costs, and a decrease in operating time.

Domestic Registered Patent Publication No. 10-1142451

In order to solve the above problems, in the present invention, in order to minimize the load on the driving motor of the iron core separator, the shape of the hopper is shaped so that only a certain amount of the input material is sequentially separated from the iron core separator fixed blade and the rotating rotating blade, The fixed blade of the iron core separator and the rotating rotating blade meet and the iron core is separated at an acute angle to minimize wear of the fixed blade and the rotating blade. A high-purity iron core separator for waste tires that has primary, secondary, and sorters, and controls the input speed of the input separator by measuring the current of the driving motor of the iron core separator in order to maximize the operating time of the centrifugal separator. Its purpose is to provide

In order to achieve the above object, the high-efficiency high-purity iron core separation device for waste tires according to the present invention includes an input conveyor for raw material input, and the crushed waste tire crushed product crushed by the primary and secondary crushers with a fixed blade of the iron core separator. and a hopper unit that allows a certain amount of iron core separation to be sequentially moved by the rotating blade and is located at the lower end of the hopper unit. The fixed blade is positioned so that the iron core is separated immediately after rotation. At this time, the angle between the rotating shaft and the fixed blade is positioned at an acute angle of less than 90 degrees to separate the rubber and the iron core to minimize wear of the fixed blade and the rotating blade. And, a discharge conveyor that moves the iron core, rubber, and unseparated crushed material discharged from the iron core separator to the primary and secondary magnetic separators and transports the rubber selected by the primary and secondary magnetic separators; The primary magnetic separator that is positioned at 90 degrees to the discharge conveyor and selects and discharges only the iron core, and the secondary magnetic separator that is positioned in parallel with the primary magnetic separator and rotates in the reverse direction to sort crushed materials in which the iron core is not separated and send it to the return conveyor. And, a return conveyor for transferring the unseparated crushed iron core discharged from the secondary magnetic conveyor to the raw material input conveyor, and a control module for adjusting the speed of the raw material input conveyor by measuring the current of the driving motor of the iron core separator can be done

As described above, in the present invention, high-purity iron cores of 95% or more can be selected by the high-efficiency high-purity iron core separation device for waste tires according to the present invention. The replacement cycle can be maximized, and the operation time of the iron core separator can be maximized by minimizing the overload of the iron core separator by the control module, thereby maximizing the production efficiency of the device.

1 is a block diagram of a waste tire high-purity iron core separation device according to the present invention;
2 is a perspective view of a waste tire high-purity iron core separation device according to the present invention;
3 is a plan view of a waste tire high-purity iron core separation device according to the present invention;
4 is a perspective view showing 'primary and secondary magnetic separators' in the high-purity iron core separation device for waste tires according to the present invention;
5 is a perspective view showing an 'iron core separator' in the high-purity iron core separator for waste tires according to the present invention;
6 is a plan view of an 'iron core separator' in the high-purity iron core separator for waste tires according to the present invention;
7 is a perspective view showing a 'rotor' in the high-purity iron core separation device for waste tires according to the present invention;
8 is a perspective view showing a 'fixed blade module and a rotating blade' in the high-purity iron core separation device for waste tires according to the present invention;
9 is a side view showing a 'fixed blade module and a rotating blade' in the waste tire high-purity iron core separation device according to the present invention;
10 is a front view of a 'fixed blade module' in the high-purity iron core separation device for waste tires according to the present invention;
11 is a view showing the raw material input hopper part and the iron core separator of the present invention, the flow of iron core separation sequentially by the rotating blade of the input raw material and the re-input flow inside the iron core separator by the centrifugal force of the unseparated shreds. A drawing showing the inside of the iron core separator body.

Hereinafter, embodiments will be described in detail with reference to the accompanying drawings. However, since various changes may be made to the embodiments, the scope of the patent application is not limited or limited by these embodiments. It should be understood that all modifications, equivalents and substitutes for the embodiments are included in the scope of the rights.

Specific structural or functional descriptions of the embodiments are disclosed for purposes of illustration only, and may be changed and implemented in various forms. Accordingly, the embodiments are not limited to a specific disclosure form, and the scope of the present specification includes changes, equivalents, or substitutes included in the technical spirit.

Although terms such as first or second may be used to describe various components, these terms should be interpreted only for the purpose of distinguishing one component from another. For example, a first component may be termed a second component, and similarly, a second component may also be termed a first component.

When a component is referred to as being “connected to” another component, it may be directly connected or connected to the other component, but it should be understood that another component may exist in between.

The terms used in the examples are used for description purposes only, and should not be construed as limiting. The singular expression includes the plural expression unless the context clearly dictates otherwise. In the present specification, terms such as “comprise” or “have” are intended to designate that a feature, number, step, operation, component, part, or combination thereof described in the specification exists, but one or more other features It should be understood that this does not preclude the existence or addition of numbers, steps, operations, components, parts, or combinations thereof.

Unless defined otherwise, all terms used herein, including technical or scientific terms, have the same meaning as commonly understood by one of ordinary skill in the art to which the embodiment belongs. Terms such as those defined in commonly used dictionaries should be interpreted as having a meaning consistent with the meaning in the context of the related art, and should not be interpreted in an ideal or excessively formal meaning unless explicitly defined in the present application. does not

Among the accompanying drawings, FIG. 1 is a configuration diagram of a waste tire high-purity iron core separation apparatus according to the present invention, 2 is a perspective view of a waste tire high-purity iron core separation apparatus according to the present invention, and FIG. 3 is a waste tire high-purity iron core according to the present invention A plan view of the separation device, FIG. 4 is a perspective view showing the 'primary and secondary magnetic separators' in the high-purity iron core separation device for waste tires according to the present invention, and FIG. ', FIG. 6 is a plan view of the 'iron core separator' in the waste tire high purity iron core separation device according to the present invention, and FIG. 7 is a perspective view showing the 'rotor' in the waste tire high purity iron core separation device according to the present invention, FIG. 8 is a perspective view showing a 'fixed blade module and a rotating blade' in the high-purity iron core separation device for a waste tire according to the present invention, and FIG. 10 is a front view of the 'fixed blade module' in the high-purity iron core separation device for waste tires according to the present invention, and FIG. It is a diagram showing the inside of the body of the iron core separator for the flow of separation of the iron core and the re-injection flow inside the separator due to the centrifugal force of the unseparated shreds.

1 and 2, the waste tire high-purity iron core separation device according to the present invention,

The input conveyor 100 is mounted on one side, the raw material input hopper unit 200 into which the waste tires are put; An iron core separator 300 for moving the crushed waste tire crushed material input from the raw material input hopper unit 200 while crushing the crushed waste tire crushed material by the fixed blade 303 and the rotating rotating blade 308; Discharge conveyor 400 for transporting the iron core, rubber, and unseparated crushed material discharged from the iron core separator 300; A primary magnetic separator 500 mounted on the discharge conveyor 400 to magnetically separate the iron core by applying magnetic force, and is mounted on the discharge conveyor 400 to select and discharge only the iron core; It is mounted on the upper part of the discharge conveyor 400, magnetic force is applied to separate the iron core, and it is arranged in parallel with the primary magnetic separator 500 and rotates in the reverse direction to select and return the crushed material from which the iron core is not separated. The secondary magnetic separator 600 for transferring to the conveyor 700; a return conveyor 700 for transporting and transporting the crushed material selected in the secondary magnetic separator 600; PLC control module 800 for measuring the current of the driving motor of the iron core separator 300 and adjusting the speed of each of the input conveyor 100, the discharge conveyor 400, and the return conveyor 700 of the raw material input hopper unit 200 ); is included.

The raw material input hopper unit 200 is coupled to the upper portion of the iron core separator 300 .

The raw material input hopper unit 200 has an inlet 207 through which raw materials are put in, a diaphragm 201 guiding the raw material to fall downward is formed therein, and an outlet 209 is formed in the lower part, and the lower outer side is formed. The inclined lower diaphragm 202 is symmetrically formed.

The inclined surfaces of the lower portions of the diaphragm 202 are arranged to face each other, and are mounted in a spaced apart and wrapped shape around the outer periphery of the rotating blade of the iron core separator 300 .

Therefore, the waste tire crushed by the secondary crusher (not shown) is put into the raw material input hopper unit 200 by the input conveyor 100, and as shown in FIG. 11, the rotary blade 308 of the rotary shaft 304 ) and a loading space 321 is formed in order to be sequentially loaded between the fixed blade 303 located in the lower body 311 of the iron core separator.

The shape of the lower part of the diaphragm 202 of the raw material input hopper part 200 has a small amount of free space so that the crushed material from which the iron core is not separated and the crushed material having a predetermined size or more (20-50 mm) can be easily reinserted into the fixed blade 303. formed to increase.

In a state in which the crushed material is filled in the space between the rotating shaft 304 and the upper body 310, the crushed material must be sequentially introduced so that the iron core can be uniformly separated by friction between the rotating blade 308 and the screen.

At this time, the load received by the driving unit M of the rotating shaft 304 is proportional to the amount of crushed material inside and the number of blades engaged at the same time to separate the iron core of the rotating blade 308 and the fixed blade 303. In order to minimize this, the hopper unit The shape of the lower diaphragm 202 is formed to have an arc-shaped inclination.

The iron core separator 300 includes an upper body 310 with upper and lower openings; a drum 309 in which a rotating shaft 304 mounted inside the upper body 310 is formed and rotationally driven, and a plurality of rotating blades 308 mounted at equal intervals in the circumferential direction are formed on an outer circumferential surface; a driving unit (M) connected to the rotating shaft (304) of the drum (309) to provide rotational power; a lower body 311 coupled to the lower portion of the upper body 310 and opened up and down; a fixed blade module (T) that is detachably coupled to the side surface of the lower body (311); A plurality of fixed blades 303 are mounted on the fixed blade module (T) so that the cutting force is exerted while intersecting the plurality of rotating blades 308; will include.

As shown in FIG. 8 , a plurality of rotary blades 308 form a set, and each set of rotary blades 308 is alternately disposed on the outer peripheral surface of the drum 309 .

A perforated screen 318 is mounted under the drum 309 .

A plurality of perforated holes 318a of a certain size (20-50 mm) are formed in the screen 318 .

A discharge chute 350 with upper and lower openings is formed at the lower portion of the screen 318 , and a plurality of rotor shafts 326 are coupled to the inside of the discharge chute 350 , and each of the plurality of rotor shafts 326 has a discharge chute 350 . A pulley 328 is formed, each pulley 328 is connected by a belt 329 , and a motor 327 is connected to the pulley 328 of the final rotor shaft 326 .

A plurality of rotors 325 having a protruding shape are formed on the rotor shaft 326 .

The driving unit M transmits the driving force by the motor driving the rotating shaft 304 and the motor pulley, the belt, the reducer pulley, and the reducer pulley that transmits the rotational force of the motor to the speed reducer at a reduction ratio of 4 to 30:1. It consists of a speed reducer, an iron core separator body, and a support unit that supports and protects the driving part, and a chain is also applicable.

5, the fixed blade module (T) is a fixed blade base 301, a plurality of fixed blade 303 coupled to the fixed blade base 301 in the transverse direction, and the fixed blade 303 to adjust the length of the fixed blade 303 It is configured to include a fixed blade adjustment unit (302).

The fixed blade base 301 is a base plate on which the fixed blade 303 is mounted, and is formed in a sawtooth shape so that the fixed blade 303 according to iron core separation can cross the rotating blade 308 .

Therefore, it is possible to prevent damage to the body of the iron core separator 300 due to the impact of the crushed material by the cross cutting of the fixed blade 303 and the rotating blade 308 .

In addition, since the fixed blade base 301 can be removed and replaced, it is possible to reduce the maintenance cost of the device.

10 is a front view of the 'fixed blade module' in the high-purity iron core separation device for waste tires according to the present invention.

On the other hand, as shown in FIG. 9, the position where the fixed blade 303 and the rotating blade 308 are engaged and the iron core separation is delayed is 5 to 50 mm lower than the center 306 of the rotation shaft 304. Separation point 307 formed to be located in

Therefore, the raw material to be crushed by the rotary blade 308 may be sequentially input to the fixed blade 303 .

As shown in FIG. 11 , the raw material separated by the fixed blade 303 and the rotating blade 308 may be secondary separated by friction with the screen 318 .

The iron core and the crushed rubber material passing through the perforated hole 318a are discharged to the lower body 311 of the iron core separator.

The crushed material that did not pass through the perforated hole 318a is re-injected into the fixed blade 303 by the centrifugal force of the rotating shaft 304 .

The iron core and the crushed waste tire passing through the perforated hole 318a of the screen 318 are moved to the discharge chute 350 located in the lower body 311 of the iron core separator.

The rotor shaft 326 driven by the driving of the motor 327 mounted on the discharge chute 350 and the primary magnetic force separator 500 by friction caused by the centrifugal force of a plurality of rotors 325 formed on the rotor shaft 326 ), in order to increase the purity of the iron core selection, the iron core and rubber are prevented from tangling and further separation can be made.

As described above, the iron core and the waste tire rubber separated by the iron core separator 300 are moved by the discharge conveyor 400 .

The primary magnetic separator 500 mounted on the upper part of the discharge conveyor 400 selects and discharges only the separated iron core by magnetic attachment.

The pulverized material from which the iron core is not separated is sorted by the secondary magnetic separator 600 , which is positioned in parallel with the primary magnetic separator 500 and rotates in the reverse direction, and moves to the return conveyor 700 .

In order to separate and sort the iron core and the unseparated iron core using this magnetic force, the primary magnetic separator 500 is located at a position about 100 to 400 mm higher than the secondary magnetic separator 600 based on the discharge conveyor 400 conveyor belt surface. formed to be positioned.

On the other hand, the control module according to the present invention measures the current of the driving motor 317 for driving the iron core separator 300 and detects an overload that requires a driving force over a specified current value, and the input conveyor 100 and the return conveyor 700. By automatically changing the moving speed of the iron core separator to a low speed, the additional raw material input into the iron core separator is delayed, and the load of the driving motor 317 of the iron core separator 300 is reduced and controlled to operate.

On the other hand, when the load of the driving motor 317 of the iron core separator decreases and the driving current value of the driving motor 317 is lower than the specified current value, the moving speed of the raw material input conveyor 100 and the return conveyor is controlled to be driven at high speed. do.

The present invention is not limited by the above-described embodiments and the accompanying drawings, and various modifications and applications not illustrated within the scope of the present invention are possible, as well as substitution of components and other equivalent embodiments. Since it can be changed, it should be construed as being included within the scope of the present invention for modifications and applications of the features of the present invention.

100: input conveyor 200: raw material input hopper part
201: diaphragm 202: lower diaphragm
300: iron core separator 303: fixed blade
304: rotation shaft 308: drum
309: drum 310: upper body
311: lower body 318: screen
318a: perforated hole 326: rotor shaft
327: motor 328: pulley
329: belt 350: exhaust chute
326: rotor shaft 400: discharge conveyor
500: primary magnetic separator 600: secondary magnetic separator
700: return conveyor 800: PLC control module

Claims (7)

The input conveyor 100 is mounted on one side, the raw material input hopper unit 200 into which the waste tires are put;
an iron core separator 300 for allowing the iron core and the rubber crushed material to move while crushing the crushed waste tire crushed material input from the raw material input hopper unit 200 by the fixed blade 303 and the rotating rotating blade 308;
a discharge conveyor 400 for transporting the iron core, rubber, and unseparated crushed material discharged from the iron core separator 300;
A primary magnetic separator 500 mounted on the discharge conveyor 400 to magnetically separate the iron core by applying magnetic force, and mounted on the discharge conveyor 400 to select and discharge only the iron core;
It is mounted on the upper part of the discharge conveyor 400 and magnetically separates the iron core by applying magnetic force. The secondary magnetic separator 600 for transferring to the return conveyor 700;
a return conveyor 700 for transporting and transporting the crushed material selected by the secondary magnetic separator 600;
PLC control module ( 800); will include,
The iron core separator 300 is
Upper and lower open upper body 310;
a drum 309 in which a rotating shaft 304 mounted inside the upper body 310 is formed and rotationally driven, and a plurality of rotating blades 308 mounted at equal intervals in the circumferential direction are formed on an outer circumferential surface;
a driving unit (M) connected to the rotating shaft (304) of the drum (309) to provide rotational power;
a lower body 311 coupled to the lower portion of the upper body 310 and opened up and down;
a fixed blade module (T) that is detachably coupled to the side surface of the lower body (311);
A plurality of fixed blades 303 are mounted on the fixed blade module (T) so that the cutting force is exerted while intersecting the plurality of rotary blades 308;
A perforated screen 318 is mounted on the lower portion of the drum 309,
It is mounted on the lower part of the screen 318, the upper and lower opening discharge chute 350;
a plurality of rotor shafts 326 coupled to the inside of the discharge chute 350 and having a plurality of rotors 325 formed on an outer surface thereof;
It includes a pulley 328 coupled to the plurality of rotor shafts 326, a belt 329 connecting each pulley 328, and a motor 327 connected to the pulley 328 of the final rotor shaft 326. Waste tire high-purity iron core separation device, characterized in that. The method of claim 1,
The raw material input hopper unit 200 has an inlet 207 through which raw materials are put in, a diaphragm 201 guiding the raw material to fall downward is formed therein, and an outlet 209 is formed at the lower part, and the lower An inclined lower diaphragm 202 is formed on the outside,
A waste tire high-purity iron core separator, characterized in that the inclined surface of the lower diaphragm (202) is spaced apart from the outer periphery of the rotating blade of the iron core separator (300). delete delete The method of claim 1,
The fixed blade module (T) is a fixed blade base 301, a plurality of fixed blades 303 coupled to the fixed blade base 301 in the transverse direction, and a fixed blade adjustment for adjusting the length of the fixed blade 303 a unit 302;
The high-purity iron core separator for waste tires, characterized in that the fixed blade (303) is formed in a sawtooth shape to intersect with the rotating blade (308). delete 6. The method of claim 5,
The fixed blade (303) and the rotating blade (308) are engaged so that the position where the iron core separation is delayed is located at the separation point (307) 5 to 50 mm lower than the center (306) of the rotation shaft (304) Waste tire high-purity iron core separator.

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