WO2016186439A1

WO2016186439A1 - Grinding apparatus

Info

Publication number: WO2016186439A1
Application number: PCT/KR2016/005244
Authority: WO
Inventors: 김몽필
Original assignee: 김몽필
Priority date: 2015-05-21
Filing date: 2016-05-18
Publication date: 2016-11-24
Also published as: CN106166516B; KR101560334B1; JP2017537770A; CN106166516A; JP6308329B2

Abstract

The present invention relates to a grinding apparatus configured such that: a supply rotor ascends along a guide slot and simultaneously supplies the object being ground if the transfer pressure of the object being ground is greater than the weight of a supply unit as the amount of the object being ground transferred from a transfer screw exceeds a predetermined amount, and the supply rotor descends along the guide slot by the weight of the supply unit if the amount of the object being ground transferred from the transfer screw decreases to the predetermined amount, thereby preventing an overload and, at the same time, smoothing the supply of the object being ground and thus allowing stable use; the size of the grinding holes of a grinding net mounted on a grinding unit gradually decreases towards a collecting unit, thereby maximizing the grinding efficiency of the object being ground; and the scraper of a separating unit separates the ground object adsorbed onto the inner wall of a main body while rotating inside the collecting unit, thereby preventing ingredients from being mixed together in the case of grinding different objects, and thus preventing the ingredient change of the ground objects.

Description

Crusher

The present invention relates to a pulverizing device, and more particularly, when the amount of the pulverized object conveyed from the conveying screw exceeds a certain amount so that the conveying pressure of the pulverized object is greater than the weight of the supply part, the supply rotor ascends along the guide hole. When the amount of the grinding object transferred from the feeding screw is reduced to a certain amount by supplying the grinding object, the supply rotor descends along the guide hole by the weight of the supply part, thereby preventing overload and smoothly supplying the grinding object. The size of the grinding hole of the grinding net mounted on the grinding part becomes smaller toward the collecting part to maximize the grinding efficiency of the grinding object, and the scraper of the separating part is adsorbed on the wall inside the main body while rotating in the collecting part. When the grinding work of different grinding objects The present invention relates to a pulverizing apparatus which prevents the components from being mixed with each other and prevents the constituent change of the pulverized product.

In general, the pulverizer is a device for pulverizing the pulverized object, such as minerals, chemicals and metal materials such as jade, ganban stone, guiyangseok, tourmaline, silica sand, alumina, including grains and seaweed.

The pulverizing apparatus is to finely crush the crushed object introduced into the interior and to transport the pulverized crushed product to be stored in the storage unit, the pulverized as described above is used in construction aggregate, industrial raw materials, medical field and various industrial fields. Widely used.

Such a grinding device has been registered by the applicant of the grain grinding device as the Republic of Korea Patent Publication No. 10-1368945.

According to the pre-registered invention, the pulverized object introduced into the hopper is supplied to the pulverization unit by a predetermined amount by the rotation of the supply rotor, and the pulverized object supplied to the pulverization unit is first pulverized by the first pulverizing pin and the pulverized pulverized product is pulverized. Secondary milling by the net and second milled milled product is third milled by a second milling pin.

As described above, the pulverized product, which has been pulverized, is discharged to the collecting unit, is dropped while turning along the inner wall of the cyclone, and is stored in the storage container.

However, the pre-registered invention as described above, when the grinding object is continuously supplied to the supply rotor, the end of the rubber feed rotor is damaged, so that the supply of the grinding object is not smooth, and the grinding object is pulverized due to the moisture generated as the grinding object is crushed. Since water is adsorbed on the inner wall of the collecting part, not only does not collect the pulverized products smoothly, but also it is limited to relatively soft grain grinding, which makes it difficult to pulverize a strong crushing object such as mineral or metal material. .

In addition, in order to grind the grinding object having a strong strength as described above, the Republic of Korea Patent Publication No. 10-2002-0061577 has been disclosed a roller mill grinder for mineral and rock crushing.

According to the above-described invention, when the grinding object is introduced through the raw material feeding chute, the grinding object is positioned on the table, the table is rotated by the electric motor motor, and the grinding object is crushed by a tire-type roller and the grinding is completed. The pulverized product is discharged through the discharge chute.

However, in the above-described disclosed invention, since the grinding object is pulverized while the table is rotated while the tire-type roller is installed, the grinding efficiency is notably reduced, and when the pulverization object is excessively input through the raw material input chute. There was a problem that can not accommodate all the grinding objects.

In addition, since the fine particles pulverized while the grinding object is crushed between the tire roller and the table are fixed to the tire roller and the table surface, the components of the corresponding grinding materials are mixed with each other during the grinding operation of the different grinding objects. there was.

The present invention has been made in view of the above-mentioned conventional defects, and an object thereof is that, when the amount of the pulverized object conveyed from the conveying screw exceeds a certain amount and the conveying pressure of the pulverized object is greater than its own weight, the supply rotor When the ascending rises along the guide hole to supply the grinding object and the amount of the grinding object transferred from the conveying screw decreases to a certain amount, the supply rotor descends along the guide hole by the weight of the supply part, thereby preventing overload and at the same time. The present invention provides a pulverization device that can be used stably by smoothly supplying.

In addition, another object of the present invention is to provide a pulverizing device to maximize the crushing efficiency even if the strength of the crushing object is formed by forming the size of the crushing hole of the crushing net mounted to the pulverizing gradually toward the collecting side.

In addition, another object of the present invention is to separate the pulverized adsorbed on the wall surface inside the main body while the scraper of the separation unit rotates inside the collecting unit, so that the components are not mixed with each other during the grinding operation of different grinding objects, To provide a grinding device to prevent.

The present invention, the transfer unit for transferring the grinding object is introduced into the body through the hopper to the supply side while the transfer screw rotates;

The grinding object conveyed by the conveying unit is supplied to the grinding unit by a predetermined amount by the rotation of the supply rotor, and if the amount of the grinding object conveyed through the conveying unit exceeds a predetermined amount, the supply rotor rotates about the central axis and ascends along the guide hole. The supply rotor for supplying the crushed object and ascends the supply unit for controlling not to rise above a certain height while in contact with the lift control piece formed on the outer surface of the body of the transfer unit;

A pulverizing unit which pulverizes the first and second crushing pins of the pulverizing member rotating by the driving of the motor to pulverize the pulverized object supplied from the supply unit;

A collecting part for collecting the pulverizing material while turning along the inner wall surface of the cyclone, which is crushed by the pulverizing unit integrally formed at the lower end of the main body and formed to be inclined downwardly;

A separation unit for separating the crushed matter adsorbed on the wall surface inside the body while the scraper rotates along the wall surface inside the body of the collecting unit;

It is configured to include a storage unit for storing the pulverized matter is separated and discharged from the separation unit.

According to the present invention, when the amount of the pulverized object conveyed from the conveying screw exceeds a certain amount and the conveying pressure of the pulverized object is greater than its own weight, the supply rotor is supplied along the guide hole to supply the pulverized object and is conveyed from the conveying screw. When the amount of the object to be crushed is reduced to a certain amount, since the supply rotor descends along the guide hole by the weight of the supply part, there is an advantage that the supply of the object to be crushed can be stably used while preventing overload and at the same time.

In addition, the present invention has the advantage of maximizing the grinding efficiency of the grinding object by forming the grinding hole size of the grinding net mounted to the grinding unit gradually smaller toward the collecting unit side.

In addition, the present invention separates the crushed material adsorbed on the wall inside the main body while the scraper of the separation unit rotates in the collecting unit, so that the components are not mixed with each other during the grinding operation of the different crushing objects, thereby preventing the change of the constituents of the pulverized product. Is there.

1 is a front configuration diagram of the present invention

2 is a plan view of the present invention

Figure 3 is a side configuration of the present invention transfer unit and supply unit

Figure 4 is an exploded perspective view of the separation portion and the discharge portion of the present invention

5 is a state in which the grinding object is supplied to the supply unit of the present invention

6 is a state diagram in which the supply portion of the present invention rises upwards

7 is a state in which the grinding object is ground in the grinding unit

Figure 8 is a state diagram showing the size of the grinding hole of the present invention grinding network

9 is a state in which the pulverized product pulverized in the crushing unit is collected into the collecting unit

10 is a plan sectional view of a state in which the crushed matter adsorbed to the collecting portion is separated by the rotation of the scraper;

11 is a state in which the pulverized product is discharged into the discharge space of the discharge portion

12 is a state diagram for discharging the pulverized product by opening and closing the member by the rotation of the discharge member

13 is a state diagram for storing the pulverized product discharged from the discharge unit in the storage unit

* Description of the symbols for the main parts of the drawings *

100: grinding apparatus 110: transfer unit

111: body 112: feed screw

113: transfer pipe 120: supply unit

121: supply rotor 122: elevating guide member

123: guide 124: driving motor

130: grinding unit 131: grinding body

132: grinding network 133: grinding member

134: cover 140: collecting part

141: main body 142: discharge pipe

143: cyclone 150: separation

151: bottom plate 152: scraper

153: drive motor 160: storage unit

161: case 162; Storage

170: discharge portion 171: discharge body

172: discharge member 173: opening and closing member

174: elastic member 175: guide member

Hereinafter, the present invention will be described in detail with reference to the accompanying drawings. 1 is a front configuration of the present invention, Figure 2 is a plan view of the present invention.

In the present invention, the crushing apparatus 100 includes a transfer part 110 configured to transfer the grinding object introduced into the body 111 through the hopper 111a to the supply part 120 while the transfer screw 112 rotates. When the amount of the crushed object conveyed through the conveying unit 110 is supplied to the crushing unit 130 by a predetermined amount by the rotation of the supply rotor 121 and the amount of the crushed object conveyed through the conveying unit 110 exceeds the predetermined amount of the supply rotor ( As the 121 rotates about the central axis 124a and rises along the guide hole 123 to supply the crushed object, the rising supply rotor 121 is a lift control piece formed on the outer surface of the body 111 of the transfer unit 110. as the contact in (125) and the supply part 120 to control so as not to rise above a predetermined height arrangement, the grinding member 133 to rotate the grinding object supplied from the supply section 120 in the driving of the motor (M) The first and second grinding pins 133b and 133c collide to crush. A pulverization unit 130 is configured, and the pulverized product pulverized in the pulverized unit 130 is integrally formed at the lower end of the main body 141 and is rotated along the inner wall surface of the cyclone 143 formed to be inclined toward the lower side. Collecting unit 140 is configured to collect, and the scraper 152 is rotated along the wall surface inside the main body 141 of the collecting unit 140 to separate the crushed matter adsorbed on the wall surface inside the main body 141 Separation unit 150 is configured, including the storage unit 160 for storing the pulverized product discharged from the separation unit 150, which will be described in more detail as follows.

The supply part 120 is mounted inside the transfer part 110 and rotates about a central axis 124a while supplying a pulverized object transferred from the transfer screw 112 to the crushing unit 130 by a predetermined amount. Is provided with a 121, the elevating guide member 122 is coupled to the outside of the conveying unit 110 so that the supply rotor 121 ascends about the rotation guide shaft 122a, the conveying unit 110 Is formed on both sides of the body 111 is provided with a guide hole 123 for guiding the lifting of the supply rotor 121, the drive motor is fixed to one side of the lifting guide member 122 to rotate the supply rotor 121 124 is provided.

The supply rotor 121 is preferably lowered by its own weight when the amount of the pulverized object conveyed from the transfer screw 112 is reduced to a predetermined amount or less.

The crushing unit 130 is provided with a crushing body 131 is fixed to the transfer unit 110, one side is open, is mounted on the inner peripheral surface of the crushing body 131 and gradually increases in size toward the collecting unit 140 side Grinding net 132 is provided with a grinding hole 132a is formed to be smaller, the rotary grinding disc 133a is coupled to the inner peripheral surface of the grinding body 131 to rotate by the drive of the motor (M) and the rotary grinding disc The first grinding pin 133b is formed radially on one side of the 133a, and the grinding member 133 is provided with the second grinding pin 133c formed on the other side of the rotary grinding disc 133a. The cover 134 including the discharge hole 134a is formed on the open side of the 131 so that the pulverized product pulverized by the crushing member 133 is discharged to the collecting unit 140.

The collecting unit 140 is provided with a main body 141 formed in a cylindrical shape, is coupled to the upper portion of the main body 141 is provided with a discharge pipe 142 for discharging the air inside the main body 141, the main body It is formed integrally with the lower end of the 141 is formed to be inclined toward the lower portion is provided with a cyclone 143 that is separated from the air as the vortex flow rate of air and the pulverization increases.

The separation unit 150 is fixed to the lower portion of the main body 141 of the collecting unit 140 is provided with a bottom plate 151 to form a space 151a on one side, rotatable to the bottom plate 151 And a scraper 152 that is fixed to the inner wall surface of the collecting unit 140 and rotates in close contact with the bottom plate 151, and a driving motor 153 for rotating the scraper 152 under the bottom plate 151. It is provided, including.

The storage unit 160 is provided with a case 161 coupled to the lower portion of the collecting unit 140, the storage container for storing the pulverized product discharged through the discharge unit 170 inside the case 161. 162 is provided.

The discharging unit separated by the rotation of the scraper 152 of the separating unit 150 further comprises a discharge unit 170 for discharging the opening and closing member 173 is discharged while opening and closing the discharge hole when the discharge member 172 rotates. It is provided by.

The discharge unit 170 has a discharge body 171 is fixed to the lower portion of the separation unit 150, the receiving space 171a is formed, and seated in the receiving space 171a of the discharge body 171 And a discharge member 172 coupled to the drive motor 153 shaft 153a of the separating unit 150 and integrally rotating and having a discharge space 172a formed on one side thereof, and one side of the discharge body 171. An opening and closing member 173 is rotatably coupled to the opening and closing member 173 to open and close the discharge hole, the elastic member 174 is mounted to the opening and closing member 173 to allow the opening and closing member 173 to rotate and restore elastically. It is provided including.

It further includes a guide member 175 for guiding the pulverized product discharged through the opening and closing member 173 to the storage unit 160.

The following describes in detail the operating process of the present invention configured as described above.

First, as shown in FIG. 5, when a pulverization object such as a mineral or a metal material is introduced into the hopper 111a, the pulverization object is supplied to the supply unit 120 by the feed screw 112 rotating by the driving motor 112a. ) To the side.

When the pulverized object is transferred to the supply unit 120 by the transfer screw 112, the supply rotor 121 rotated by the drive of the drive motor 124 is rotated counterclockwise around the central axis (124a) the body The grinding object is supplied to the transfer pipe 113 formed at one lower side of the 111 by a predetermined amount.

At this time, since the supply part 120 itself is heavier than the conveying pressure of the grinding object conveyed from the conveying part 110, the supply rotor 121 is rotated by the central axis 124a in the lower portion of the guide hole 123 will be.

When the amount of the grinding object transferred through the transfer screw 112 exceeds a certain amount and the conveying pressure of the grinding object is greater than its own weight of the supply unit 120, as shown in FIG. 6, the supply of the supply unit 120 is performed. The rotor 121 rotates about the rotation guide shaft 122a and at the same time, the center shaft 124a of the drive motor 124 rises from the bottom to the top along the guide hole 123, thereby causing a large amount of the grinding object. Overload can be prevented and the grinding object can be smoothly supplied.

At this time, when the supply rotor 121 is raised to a certain height, the upper end of the elevating guide member 122 is controlled so as not to rise any more while contacting the lift control piece 125 formed on the outer surface of the conveying unit (110). .

As described above, the pulverized object supplied from the supply unit 120 is supplied to the transfer pipe 113 and simultaneously supplied to the crush unit 130, and when the amount of the crushed object transferred through the transfer screw 112 is reduced to a predetermined amount. The supply rotor 121 rotates about the rotation guide shaft 122a and descends, and at the same time the central shaft 124a for rotating the supply rotor 121 is the upper part of the guide hole 123 of the guide hole 123. It descends by its own weight to the lower part.

In addition, as shown in Figures 7 to 8, the grinding object supplied to the transfer pipe 113 is a rotary mill 133a of the grinding unit 130 at 3000 ~ 5000rpm per minute driven by the motor (M) At the same time, the suction force is generated while the grinding object is quickly introduced into the crushing unit 130, and at the same time, external air is introduced into the crushing unit 130 through the air inlet pipe 113a formed at the upper portion of the transfer pipe 113.

When the object to be crushed is supplied into the crushing unit 130 as described above, the rotary grinding disc 133a is collided with the radially formed first grinding pin 133b while being bounced outward by the centrifugal force generated by the rotation. First grinding occurs.

In addition, the first pulverized crushed matter is repeatedly introduced and discharged into the crushing hole 132a of the crushing network 132 mounted on the inner circumferential surface of the crushing body 131, and the second pulverization is performed.

Here, the grinding net 132 is formed so that the size of the grinding hole (132a) gradually decreases from the grinding unit 130 toward the collecting unit 140, it is possible to grind into fine particles when grinding the grinding object and grinding efficiency Will improve.

In addition, the second pulverized product crushed through the crushing network 132 is injected into the outside of the rotary pulverizing plate 133a is formed radially and impinge on a plurality of second pulverizing pins (133c) formed inclined in cross section tertiary crushing Is done.

The inclined portion of the second grinding pin 133c forms an air flow so as to rise toward the center of the grinding body 131 under the influence of the wind as compared to the centrifugal force as the grinding particles are finer, and floating in the order of particle size. At the same time it is crushed.

The first grinding pins 133b and the second grinding pins 133c may be formed on both sides of the rotary grinding disc 133a or may be integrally formed.

As shown in FIG. 9, the finely ground pulverized product is discharged to the collecting unit 140 by a vortex type airflow through the discharge hole 134a formed in the cover 134.

The pulverized material rotates while forming a swirl flow along the wall surface inside the main body 141 of the collecting unit 140 and falls downward by gravity, and a part of the fine particles in the pulverized material is inside the main body 141. Is adsorbed on the wall surface.

As described above, the air is separated from the pulverized product by the upward airflow generated while turning the wall surface inside the main body 141 to be discharged to the outside through the discharge pipe 142.

The lower end of the discharge pipe 142 should be located lower than the discharge hole (134a) so that the pulverized matter and the air is separated smoothly.

In addition, when the pulverized product falling by gravity along the wall surface inside the main body 141 falls to the inner wall surface of the cyclone 143 which is inclined at the lower part of the main body 141, the swirl flow rate increases and sufficient centrifugal force is applied. It is collected by the bottom plate 151 of the separation unit 150 while obtaining.

When the pulverized product falls to the bottom plate 151 of the separating unit 150 as described above, as shown in FIG. 10, the scraper 152 is driven by driving the driving motor 153 of the separating unit 150. While being in close contact with the inner wall of the main body 141 and rotating to separate the crushed matter adsorbed on the inner wall of the main body 141, the pulverized product falls to the bottom plate 151.

In addition, the pulverized product falling and accumulated in the bottom plate 151 is moved to the space 151a formed on one side of the bottom plate 151 by the rotation of the scraper 152 in close contact with the bottom plate 151 to discharge part It is discharged to the side (170).

The pulverized product discharged to the discharge unit 170 is located in the discharge space 172a of the discharge member 172 mounted to the discharge body 171, as shown in FIGS. The discharge member 172 is rotated in the same manner as the scraper 152 about the shaft 153a by the drive motor 153 of the separation unit 150.

When the discharge space 172a of the discharge member 172 rotates toward the opening / closing member 173, the opening / closing member 173 rotates about the shaft pin 173a by the elastic force of the elastic member 174. The end of the opening and closing member 173 is in contact with the end of the discharge member 172 in which the discharge space 172a is formed to open the discharge hole to discharge the pulverized product.

In addition, when the discharge member 172 continues to rotate, the end of the discharge member 172, the discharge space 172a is formed to press the end of the opening and closing member 173 and at the same time the opening and closing member 173 is an elastic member ( Slowly restored by the elastic force of the 174 to close the discharge hole, while the discharge member 172 is rotated to discharge the pulverized by repeating the above process.

The pulverized product discharged by the opening and closing of the opening and closing member 173 is guided by the guide member 175 and stored in the storage container 162 of the storage unit 160, and when a predetermined amount or more is stored, stored from the storage unit 160. What is necessary is just to remove the container 162.

As described above, the present invention, although described by the limited embodiments and drawings, terms or words used in the present specification and claims are not limited to the ordinary or dictionary meanings and should not be interpreted, the technical spirit of the present invention It must be interpreted to mean meanings and concepts.

Therefore, the configuration shown in the embodiments and drawings described herein are only one embodiment of the present invention, and do not represent all of the technical spirit of the present invention, various changes within the scope of the claims of the present invention It should be understood that there may be equivalents and variations.

Claims

A transfer unit for transferring the grinding object introduced into the body through the hopper to the supply unit while the transfer screw rotates;

The grinding object conveyed by the conveying unit is supplied to the grinding unit by a predetermined amount by the rotation of the supply rotor, and if the amount of the grinding object conveyed through the conveying unit exceeds a predetermined amount, the supply rotor rotates about the central axis and ascends along the guide hole. The supply rotor for supplying the crushed object and ascends the supply unit for controlling not to rise above a certain height while in contact with the lift control piece formed on the outer surface of the body of the transfer unit;

A pulverizing unit which pulverizes the first and second crushing pins of the pulverizing member rotating by the driving of the motor to pulverize the pulverized object supplied from the supply unit;

A collecting part for collecting the pulverizing material while turning along the inner wall surface of the cyclone, which is crushed by the pulverizing unit integrally formed at the lower end of the main body and formed to be inclined downwardly;

A separation unit for separating the crushed matter adsorbed on the wall surface inside the body while the scraper rotates along the wall surface inside the body of the collecting unit;

Grinding apparatus characterized in that it comprises a storage unit for storing the pulverized matter is separated and discharged from the separation unit.
The method according to claim 1, Supply unit,

A supply rotor mounted inside the transfer unit and supplying a pulverized object fed from a transfer screw to the crush unit by a predetermined amount while rotating about a central axis;

An elevating guide member coupled to an outer side of the conveying unit so that the supply rotor ascends about the rotation guide shaft;

Guide holes formed on both sides of the transfer unit to guide the lifting and lowering of the supply rotor;

It is fixed to one side of the elevating guide member, characterized in that it comprises a drive motor for rotating the supply rotor.
The method according to claim 2,

The supply rotor is a pulverizing device, characterized in that descending by its own weight when the amount of the object to be pulverized in the transfer screw is reduced to a certain amount or less.
The method according to claim 1, The grinding unit,

A pulverized body fixed to the conveying part and one side of which is opened;

A grinding net mounted to the inner circumferential surface of the grinding body and having a grinding hole formed to gradually decrease in size toward the collecting part;

A pulverizing member coupled to the inner circumferential surface of the pulverizing body so as to be rotated by a driving of the motor, wherein a first crushing pin is radially formed at one side of the pulverizing plate, and a second crushing pin is formed at the other side of the rotary crushing plate;

And a cover having a discharge hole formed on the open side of the pulverizing body so that the pulverized product pulverized by the crushing member is discharged to the collecting unit.
The method of claim 1, wherein the collecting unit,

A main body formed in a cylindrical shape;

A discharge pipe coupled to an upper portion of the main body to discharge air inside the main body;

It is formed integrally with the lower end of the main body is formed to be inclined toward the lower portion of the grinding apparatus characterized in that it comprises a cyclone to separate the pulverized product from the air while increasing the swirl flow rate of air and pulverized product.
The method according to claim 1, The separation unit,

A bottom plate fixed to the lower body of the collecting unit and having a space formed at one side thereof;

A scraper rotatably fixed to the bottom plate and rotating in close contact with the inner wall surface of the collecting unit and the bottom plate;

Grinding apparatus characterized in that it comprises a drive motor for rotating the scraper in the lower portion of the bottom plate.
The method according to claim 1, The storage unit,

A case coupled to a lower portion of the collecting part;

Crushing apparatus characterized in that it comprises a storage container for storing the pulverized product discharged through the discharge portion inside the case.
The method according to claim 1,

And a discharge part configured to allow the opening and closing member to be discharged while opening and closing the discharge hole when the pulverized material separated by the scraper rotation of the separator is rotated.
The method according to claim 8, Discharge unit,

A discharge body fixed to the lower part of the separation part and having an accommodation space formed therein;

A discharge member seated in the receiving space of the discharge body and coupled to the driving motor shaft of the separating unit to rotate integrally with a discharge space formed at one side thereof;

An opening and closing member rotatably coupled to one side of the discharge body to open and close the discharge hole;

And a resilient member mounted to the opening and closing member to elastically rotate and restore the opening and closing member.
The method according to claim 9,

Grinding apparatus characterized in that it further comprises a guide member for guiding the pulverized product discharged through the opening and closing to the storage.