KR20030079411A - Mill - Google Patents

Abstract

PURPOSE: A pulverizer is provided which improves workability by discharging raw materials having desired size only in the pulverized particulate raw materials after pulverizing continuously supplied small size raw materials using impact by the rotational centrifugal force. CONSTITUTION: The pulverizer comprises a base; vertical frames(12) installed on the upper part of the base to a certain height; a supporting plate(14) connected to the upper part of the vertical frames; first cylindrical housing(20) the upper part of which is connected to the supporting plate; second cylindrical housing(30) the upper part of which is connected to the first housing, at the lower part of which raw material supply part(32) for continuously supplying raw materials to be pulverized and pulverizing chamber(34) for receiving and pulverizing the raw materials are installed, on the inner circumference of which a plurality of first pulverizing pins(35) are formed with being spaced apart from each other in a certain distance, and on the upper part of which through hole(36) for discharging particulate raw materials passing through the pulverizing chamber is installed; a rotation shaft(40) which is vertically installed in the inner central part of the first and second housings, and on the upper part of which pulley(42) is installed to transmit rotational force to the pulverizing chamber of the second housing by receiving arbitrarily set driving force; a rotor(60) which is connected to the lower part of the rotation shaft, and on the outer circumferential surface of which a plurality of second pulverizing pins(62) are formed to pulverize the raw materials into particulate by impacting the rotational centrifugal force onto the raw materials in the state that the second pulverizing pins are installed between the first pulverizing pins with being spaced apart from the first pulverizing pins in a certain distance; a rotation flange(70) which is installed on the upper part of the rotor, and on the upper part of which a gap adjusting means(72) is installed to pass raw materials of desired size only in the particulate raw materials pulverized as they are collided with the plurality of first and second pulverizing pins during rotation of the rotor through the through hole(36) of the second housing; and a raw material discharge part(80) one end part of which is connected to the through hole of the second housing, and in the inner part of which a passageway(82) is formed to discharge particulate raw materials passing through the gap adjusting means of the rotation flange to the outside.

Description

Mill {Mill}

The present invention relates to a pulverizer, and in particular, after crushing a small size raw material supplied to the pulverization chamber by a rotary centrifugal force, only the desired size of raw material is discharged from the pulverized fine particles, and generated at high speed. The present invention relates to a pulverizer capable of preventing the raw material from being deteriorated by frictional heat.

In general, a variety of grinders for pulverizing the raw material of the appropriate size into the raw material of the fine particles to suit the purpose of use is developed and used until now, such a grinder is usually divided into a dry grinder and a wet grinder.

That is, the dry grinder is configured to grind solid dry raw materials (eg, grains, minerals), and the wet grinder is suitable for grinding raw materials (eg: foods, vegetables) containing water. It is configured to.

As such, the dry or wet grinder is divided into compression, impact, or rotary type according to the type of raw material, and the raw material is pulverized into fine particles to suit the intended use. Such grinding methods include ball, roller, and hammer. (Hammer), Rotary (rotary) method is used.

However, when the raw material is to be pulverized into fine particles by using each crusher made of such a compression, impact or rotation type, the raw material of the finely pulverized by the pulverizer is usually one size of one crusher. This is not only limited to the range of use of the grinder in view of the fact that the size of the fine particles is applied differently depending on the purpose of use of the raw material, and it is an uneconomical way to purchase the grinder separately according to the use of the raw material to be ground into fine particles. I had a problem.

In addition, since a raw material of a small size to be pulverized cannot be supplied to the pulverization chamber of the pulverizer until the raw material pulverized by the pulverizer is discharged from the pulverization chamber to the outside, a series of continuous processes are not performed and thus workability is achieved. This had a problem of falling significantly.

In addition, when the small-size raw material supplied to the grinding chamber of the pulverizer collides with the centrifugal force by high-speed rotation to crush the raw material of the fine particles, the grinding chamber is raised by the frictional heat generated during the high-speed rotation, which is the grinding As the elevated temperature of the yarn is directly transferred to the raw material pulverized into the fine particles, the raw material has a problem of degrading product quality.

Therefore, the present invention is to solve the general problems as described above, the object of which is to crush the small-size raw material continuously supplied by the impact of the rotary centrifugal force, and then to the object of the raw material of the pulverized fine particles It is to provide a mill that can improve the workability by discharging only the raw material of the size.

Another object of the present invention is to pulverize the raw material of a small size continuously fed at high speed in order to pulverize by the impact of the rotation centrifugal force, to be cooled by water cooling to increase the temperature of the grinding chamber by the frictional heat to be pulverized to the size of the fine particles An object of the present invention is to provide a grinder capable of preventing the deterioration of raw materials.

The present invention for achieving the above object is a base; A vertical frame installed to have an appropriate height on an upper portion of the base; A support plate coupled to an upper portion of the vertical frame; A cylindrical first housing having an upper portion coupled to the support plate; An upper part is coupled to the first housing, and has a raw material supply part for continuously supplying the raw material to be crushed in the lower part, and a pulverization chamber for receiving and pulverizing the raw material from the raw material supply part. A second housing having a cylindrical shape having a plurality of first grinding pins and having a through hole for discharging the raw material of the fine particles having passed through the grinding chamber thereon; A rotating shaft installed vertically in the inner center of the first and second housings and having a pulley configured to receive a driving force arbitrarily set thereon and to transmit rotational force to the grinding chamber of the second housing; A rotor coupled to a lower portion of the rotating shaft and having a plurality of second grinding pins for pulverizing the raw material into fine particles by rotating centrifugal force while maintaining a constant distance between the first grinding pins of the second housing on its outer circumference; It is installed on the upper end of the rotor, passing only the raw material of the desired size of the raw material of the pulverized fine particles while being hit by the plurality of first and second grinding pins when the rotor is rotated thereon through the through hole of the second housing Rotating flange having a gap adjusting means for; And a raw material discharge part having one end connected to the through hole of the second housing and having a passage therein for discharging the raw material of the fine particles having passed through the gap adjusting means of the rotating flange to the outside.

1 is a perspective view showing the configuration of a grinder according to the present invention,

2 is a side cross-sectional view of a grinder according to the present invention;

Figure 3 is an enlarged cross-sectional view showing the main portion of the configuration of the gap adjusting means for passing only the raw material of the desired size out of the raw material of the fine particles pulverized in the grinding chamber of the crusher according to the present invention.

Explanation of symbols on the main parts of the drawings

10: base 20: first housing

30: second housing 32: raw material supply unit

40: rotation shaft 50: power transmission means

60: rotor 70: rotating flange

80: raw material discharge portion 90: ball

104: ventilating hole 120: auxiliary housing

S1: first tank S2: second tank

Hereinafter, the configuration of an embodiment according to the grinder of the present invention will be described in detail with reference to the accompanying drawings.

1 and 2, the grinder according to the present invention is a base 10, a plurality of vertical frames 12 are installed on the upper portion of the base 10 to have an appropriate height, and the vertical frame ( The support plate 14 is coupled to the upper portion of 12), the upper portion of the cylindrical first housing 20 is coupled to the support plate 14 by the fastening bolt 21.

A cylindrical second housing 30 is coupled to the lower portion of the first housing 20 by a fastening bolt 31, and a raw material of a small size to be pulverized continuously is lowered to the lower portion of the second housing 30. The raw material supply part 32 for supplying is coupled by the fastening bolt 33, and the grinding chamber 34 is received inside the second housing 30 so as to receive the raw material from the raw material supply part 32 and grind it into fine particles. Has Here, the raw material supplied through the raw material supplier 32 is configured to be forcibly supplied by a separate pump device (not shown).

In addition, a plurality of first grinding pins 35 are formed at regular intervals on the inner circumference of the second housing 30, and the second housings allow the raw materials of fine particles having passed through the grinding chamber 34 to be discharged to the outside. The through-hole 36 is formed in the upper part of the 30.

The rotary shaft 40 is installed in the center of the first and second housings 20 and 30 in the vertical direction, and the driving force is arbitrarily set on the upper portion of the rotary shaft 40 to receive the second housing 30. A pulley 42 for transmitting rotational force to the grinding chamber 34 is provided.

In this way, the power transmission means 50 is installed on the support plate 14 so as to transmit the rotational force to the pulley 42 of the rotary shaft 40, this power transmission means 50 may be composed of a variety of elements, but preferably Preferably, a drive motor 52 is provided at any position of the support plate 14 to provide a driving force by an electric signal from the outside, and has a pulley 56 so as to be rotated by the driving force of the driving motor 52. The drive shaft 54 and the power transmission member 56 for receiving the driving force of the pulley 56 coupled to the drive shaft 54 to be transmitted to the pulley 42 of the rotary shaft 40 will be best.

The rotor 60 is coupled to the lower portion of the rotary shaft 40 by the fastening bolt 61 so as to rotate in the grinding chamber 34 of the second housing 30, the outer periphery of the rotor 60 A plurality of second grinding pins 62 for colliding the raw material with a rotary centrifugal force and grinding the raw material into fine particles while maintaining a constant distance between the respective first grinding pins 35 formed on the inner circumference of the two housings 30 are provided. Formed.

In addition, the rotary flange 70 is installed at the upper end of the rotor 60, the plurality of first and second grinding pins 35 (35) when the rotor 60 is rotated on the upper portion of the rotary flange 70 ( 62 has a spacing control unit 72 for passing only the raw material of the desired size of the raw material of the pulverized fine particles hitting the 62 to the through-hole 36 of the second housing (30).

That is, the gap adjusting means 72 may be composed of various elements, but preferably, a raw material having a desired size on the outer circumferential edge of the upper side of the rotating flange 70 is shown in FIG. 3. The plate member 74 having an appropriate thickness so as to pass through the through hole 36 of the housing 30 is configured to be coupled by the fastening member 76.

In more detail, the pulverized raw material is discharged through a space between the through hole 36 formed in the second housing 30 and the plate 74 installed in the rotary flange 70, which is the rotary flange. As the space discharged to the through-hole 36 is controlled by the thickness of the plate 74 installed in the 70, the discharged while selectively adjusting the size of the desired raw material among the raw materials pulverized in the grinding chamber 34 It can be done.

In addition, a raw material discharge part 80 is installed in the through hole 36 of the second housing 30, and the raw material of the fine particles having passed through the through hole 36 is discharged to the outside inside the raw material discharge part 80. The passage 82 is formed so that it may be made.

Meanwhile, a ball supply unit 91 is installed at an upper portion of the second housing 30 so as to supply a plurality of balls 90 to the grinding chamber 34, and the ball supply unit 91 is the second housing 30. After forming the first through-hole (92) to pass through the plurality of balls (90) on the top, the first fastening bolt 93 is coupled to open and close the first through-hole (92).

Herein, the plurality of balls 90 passing through the first through holes 92 may include a first grinding pin formed at an inner circumference of the second housing 30 by a rotational centrifugal force generated when the rotor 60 rotates. The raw material is collided and pulverized while freely moving between the second grinding pin 62 formed on the outer circumference of the rotor 60 and 35).

In addition, a ball discharge part 94 is installed at the lower portion of the second housing 30 to discharge the plurality of balls 90 to the outside, and the ball discharge part 94 is the plurality of balls 90. The second through hole (95) is formed in the lower portion of the second housing (30) to pass through, and the second fastening bolt (96) is coupled to open and close the second through hole (95).

On the other hand, the partition wall 100 having a bearing portion 102 in the interior of the first housing 20 to rotatably support the rotating shaft 40 when the rotating shaft 40 for grinding the raw material into the raw material of the fine particles Air is formed in the side wall of the first housing 20 and the partition wall 100 so that the internal temperature of the first housing 20 is increased by frictional heat during the high speed rotation of the rotating shaft 40. A plurality of ventilation holes 104 are each formed so as to cool while moving.

In addition, the auxiliary housing 110 having a first water tank (S1) is installed so as to accommodate the water therein with an appropriate interval from the outer periphery of the second housing 30, the auxiliary housing 110 of Upper and lower portions of the first inflow pipe 112 and the first outflow pipe 114 are respectively installed to circulate the water in the first water tank S1. Therefore, when the plurality of first grinding pins 35 formed on the inner circumference of the second housing 30 during the rotation of the rotor 60 collides with the raw material to generate heat, the first tank S1 As the stored water cools the first grinding pin 35, it is possible to prevent deterioration of the raw material that is pulverized into fine particles.

A second tank S2 is formed in the rotor 60 coupled to the rotation shaft 40 so that water can circulate, and each of the second tanks S2 is formed on the outer circumference of the rotor 60. It has a movement passage 120 to circulate while in contact with the second grinding pin (62).

In addition, a second inflow pipe 122 and a second outflow pipe 124 are formed in the rotary shaft 40 to supply water to the second water tank S2, respectively. ) Is installed to pass through the lower end of the rotary shaft 40, the second outlet pipe 124 is formed to be discharged along the outer surface of the second inlet pipe 122 while communicating with the upper portion of the rotor (60).

Therefore, when a plurality of second grinding pins 62 formed on the outer circumference of the rotor 60 during the rotation of the rotor 60 collides with the raw material and generates heat, the water stored in the second tank S2. By cooling each of the second grinding pins 62 is to prevent the deterioration of the raw material to be broken into fine particles. Here, the smooth flow of water to the second inlet pipe 122 and the second outlet pipe 124 formed inside the rotary shaft 40 when the rotary shaft 40 is rotated at one end of the rotary shaft 40 The rotary inlet joint 126 connected to the second inlet pipe 122 and the second outlet pipe 124 is rotatably coupled.

Next, referring to the operation process of the grinder according to the present invention, first, after supplying a plurality of balls 90 to the grinding chamber 34 through the first through-hole 92 formed in the upper portion of the second housing (30) The first through hole 92 is closed by the first fastening bolt 93.

Subsequently, the raw material having a small size to be crushed is continuously supplied through the raw material supply part 32 of the second housing 30, which is forcibly supplied using a pressure of a separate pump device (not shown). Will be supplied.

As such, when the raw material is supplied to the grinding chamber 34 of the second housing 30 through the raw material supply unit 32, an electrical signal is transmitted to the driving motor 52 installed on the support plate 14. This is transmitted to the power transmission member 58 wound around the pulley 56 of the drive shaft 54 at the same time as the driving force is transmitted to the drive shaft 54 is rotated by the drive motor 52, the power transmission member 58 Is to transmit the driving force to the pulley 42 coupled to one end of the rotary shaft 40 to rotate the rotary shaft 40.

Here, the rotary shaft 40 is a rotor coupled to the lower portion of the rotary shaft 40 at the same time to achieve a smooth rotation in the state supported by the bearing portion 102 interposed in the partition wall 100 of the first housing 20 60 is a high speed rotation in the grinding chamber 34 of the second housing (30).

That is, the plurality of second grinding pins 62 formed on the outer circumference of the rotor 60 maintain a constant distance between the plurality of first grinding pins 35 formed on the inner circumference of the second housing 30. When the rotor 60 is rotated at high speed, a rotational centrifugal force is applied to the grinding chamber 34 so as to freely move a plurality of raw materials and a plurality of balls 90 interposed in the grinding chamber 34. Let's go.

Therefore, when the rotor 60 rotates at a high speed, the small-size raw materials freely move together with the plurality of balls 90 in the grinding chamber 34 and cause mutual collision, and at the same time, the first and second grinding pins 35 As they move between the (62), they collide with each other and are crushed into a raw material of fine particles.

When the small-size raw material supplied to the grinding chamber 34 is crushed into fine particles while colliding with the plurality of balls 90 and the first and second grinding pins 35 and 62, the raw material ground into fine particles Due to the light weight itself, it is moved upward in the grinding chamber 34 of the second housing 30 by the rotational centrifugal force during the high speed rotation of the rotor 60.

That is, only the raw material having a desired size among the raw materials of the fine particles reaching the upper part of the grinding chamber 34 has the through hole 36 formed in the second housing 30 and the outer peripheral edge of the upper side of the rotating flange 70. Passed through the space between the plate material 74 installed in the discharge through the passage 82 of the raw material discharge portion 80 connected to the through hole 36, which is separate suction device connected to the raw material discharge portion 80 For example, the raw material of the fine particles is sucked and discharged by the operation of a suction fan (not shown). Here, the suction device is set in advance so as to have a proper suction force so that only the raw material of the fine particles passing through the space between the through hole 36 and the plate 74 can be sucked.

On the other hand, the raw material of the fine particles that do not pass through the space formed between the through hole 36 of the second housing 30 and the plate 74 of the rotary flange 70 moves downward by its own load, and then Until it is pulverized into a raw material of a desired size, it is pulverized and discharged to the outside while continuously crashing by the plurality of balls 90 and the first and second grinding pins 35 and 62.

As described above, the pulverizer according to the present invention continuously supplies small-sized raw materials to the grinding chamber of the second housing, and pulverizes the small-sized raw materials into fine particles through a collision by rotary centrifugal force, By discharging only the raw material of the desired size of the raw material continuously has the effect of improving the workability.

In addition, according to the present invention, when the raw material having a small size continuously supplied at high speed to be pulverized by the impact of the rotary centrifugal force, the raw material of the raw material is cooled as the water is circulated and the temperature of the grinding chamber is increased by friction heat It is to have the effect of improving the product quality by preventing the deterioration in advance.

As described above, one embodiment of the present invention has been described, but the present invention is not limited thereto and may be changed within the scope of the claims.

Claims (8)

Base; A vertical frame installed to have an appropriate height on an upper portion of the base; A support plate coupled to an upper portion of the vertical frame; A cylindrical first housing having an upper portion coupled to the support plate; An upper part is coupled to the first housing, and has a raw material supply part for continuously supplying the raw material to be crushed in the lower part, and a pulverization chamber for receiving and pulverizing the raw material from the raw material supply part. A second housing having a cylindrical shape having a plurality of first grinding pins and having a through hole for discharging the raw material of the fine particles having passed through the grinding chamber thereon; A rotating shaft installed vertically in the inner center of the first and second housings and having a pulley configured to receive a driving force arbitrarily set thereon and to transmit rotational force to the grinding chamber of the second housing; A rotor coupled to a lower portion of the rotating shaft and having a plurality of second grinding pins for pulverizing the raw material into fine particles by rotating centrifugal force while maintaining a constant distance between the first grinding pins of the second housing on its outer circumference; It is installed on the upper end of the rotor, passing only the raw material of the desired size of the raw material of the pulverized fine particles while being hit by the plurality of first and second grinding pins when the rotor is rotated thereon through the through hole of the second housing A rotating flange having a gap adjusting means for the gap; And And a raw material discharge part having one end connected to the through hole of the second housing and having a passage therein for discharging the raw material of the fine particles having passed through the gap adjusting means of the rotating flange to the outside thereof. The method of claim 1, wherein the gap adjusting means And a plate member having an appropriate thickness such that a raw material having a desired size passes through the through hole at an outer circumference of the upper side of the rotating flange as a fastening member. The method of claim 1, At the top of the second housing has a ball supply to supply a plurality of balls for pulverizing the raw material while moving freely between the first and second grinding pins when the rotor rotates, the lower portion of the second housing And a ball discharge part so as to discharge the plurality of balls to the outside. The method of claim 1, And a power transmission means for transmitting a rotational force to the rotary shaft. The method of claim 4, wherein The power transmission means is a crusher, characterized in that consisting of a drive motor for providing a driving force by an electrical signal and a power transmission member for receiving a driving force of the drive motor to transmit a rotational force to the rotating shaft. The method of claim 1, A partition wall having a bearing part for rotatably supporting the rotating shaft is formed in the first housing, and the heat of the first housing can be cooled while the air in the air passes through to cool the heat generated during the high speed rotation of the rotating shaft. Mill, characterized in that a plurality of ventilation holes are formed in the side wall and the partition wall. The method of claim 1, An auxiliary housing having a first tank is coupled to an outer circumference of the second housing so as to cool the heat of the grinding chamber generated by the high speed rotation of the rotor with water, thereby circulating the water into the first tank of the auxiliary housing. Crusher, characterized in that the first inlet pipe and the first outlet pipe is formed so that each. The method of claim 1, A second inlet pipe and a second inlet pipe and the inside of the rotary shaft to circulate the water to the second tank having a second water tank for cooling the heat of the grinding chamber generated by the high speed rotation of the rotor in the water inside the rotor; 2, the crusher, characterized in that the outlet pipe is formed respectively.