KR20170128021A - Millstone using mongdol - Google Patents

Abstract

The present invention relates to a millstone using pebbles capable of having a beautiful, comfortable, and mysterious exterior by grinding crops with pressure, which is generated by pebbles rotated inside upper and lower stones, and instantly bean-curd dregs and soybean milk to eat by heating and separating the ground crops, and moreover, improving convenience more than the use of cooking equipment by enabling cooking with soft tofu and general tofu. The millstone of the present invention includes: pebbles (10) rotated in the center; a lower stone (20) including an internal space formed to surround the pebbles (10) in the lower part, grinding crops between the pebbles (10), and discharging the ground crops from the center to the bottom; an upper stone (30) including an internal space formed to surround the pebbles (10) in the upper part, grinding the crops between the pebbles (10), and including a crop inlet (31) and an inflow passage (31a) to insert the crops; and a central rotary shaft (74) installed on the center to rotate the pebbles (10) to be rotated with the pebbles (10).

Description

Millstone using mongol stone {Millstone using mongdol}

The present invention relates to a millstone which is traditionally used for carrying grain, and more particularly, to grinding grains by a pressing force generated by a moat that rotates inside a top stone and a bottom stone, thereby externally giving a feeling of beauty, comfort and mystery In addition, it is possible to improve the convenience and enjoyment by using the separate cooking utensil so that the grinded grain can be cooked by heating and separating the cooked beef and soybean milk so that the tofu can be cooked on the spot. It is about millstone using mongol.

Millstone is a traditional domestic pulverizer that has been used for a long time since it crushed soybeans, mung beans and other grains by the compression force between two cylindrical stones. Generally, the millstone consists of a top stone, a bottom stone, and a handle that rotates the top stone.

Conventional millstone continues to work by turning the upper stone with the handle while putting the grain called water into the mouth of the uphill stone little by little with water. In that case, the swollen grains are crushed by the pressing force and the frictional force at the contact surface between the upper and lower stones, and descend sideways, and the grains continue to be crushed as they flow to the outer periphery. The ground grains are discharged to the outside through the gap between the upper and lower stones and stored in the lower storage container.

Using the above-described ground grains, a separate cooking device is used to make soybean meal, soybean paste, and mung bean.

Thus, the conventional millstone can make crushed grains, but the length and crushing time of the crushed grains are comparatively short and the crushed grains can not be finely crushed. There is a problem in that the mill stone itself can not make soymilk, soya bean, So that not only the consumers suffer a great inconvenience but also the freshness of the cooked food is deteriorated.

Disclosure of Invention Technical Problem [8] Accordingly, the present invention has been made keeping in mind the above problems occurring in the prior art, and an object of the present invention is to provide a method for grinding grains, And to provide a millstone using mongol, which finely grinds the grain to give a tasty taste.

Another object of the present invention is to provide a millstone using mongol, which can be cooked instantly after crushing grain to improve the freshness of the food to be cooked to improve the taste, .

In order to accomplish the above object, the present invention provides a millstone for crushing a grain by a pressing force between a stacked stone and a stone, the millstone comprising: A bottom plate having an inner space surrounding the molten metal at the bottom thereof, crushing the grain between the molten metal and discharging the crushed grains downward from the central portion; An upper space in which an inner space for enclosing the mongol is formed at the upper part, and an entrance of the grain liquor for crushing the grain and injecting the grain between the mongol and an inlet are formed; And a driving means including a center rotary shaft installed at the center for rotating the inner rotary shaft and rotated together with the rotary shaft.

The millstone using the montmorill according to the present invention may further comprise heating means for grinding the crushed grains so that the grains or the crushed grains are crushed by the pressing force between the top crest and the bottom crest, Separating means for separating the beans and the soybean milk from the crushed grains discharged from the lower stones using a rotating force for rotating the monolith; And a storage container for storing and discharging the beverage and the soymilk separated by the separating means; And a control unit.

The millstone using the mongol stone of the present invention is also characterized in that the driving means includes a driving motor configured to rotate the central rotary shaft at the bottom.

In the millstone using the mongol stone of the present invention, the separating means is provided in the interior of the storage container, and a net is passed through the pulverized grains flowing in the upper portion, And a milking unit configured to rotate together with the central rotary shaft within the filter net and to have a spiral formed on the side thereof.

The millstone using the mongol of the present invention is also capable of separating the storage container into an upper container and a lower container; The upper container is again separable into a left upper container and a right upper container; A beverage discharge pipe and a stopper for discharging the beverage separated by the separating means to the upper container, and a soybean milk discharge pipe and an on-off valve for discharging the separated soybean milk are constituted.

The millstone using the mongol stone according to the present invention may further comprise a drive box space for installing a drive box including a drive motor, a head manufacturing space formed around the drive box space, and a water storage space formed below the head manufacturing space And a water discharge hole for discharging water from the sole part is formed on the bottom of the tofu manufacturing space and a discharge hole and a cap for discharging water are formed in the lower part of the water storage space.

The heating means includes a heater rod installed in the central rotary shaft, a heat plate coupled to the outer surface of the upper stone, a heat plate installed in a lower portion of the storage container to store the soybean milk, And a heat ray buried in the lower stone for crushing the grain of the grain.

The millstone using the mongol stone of the present invention is also characterized in that the intermediate rotary shaft of the driving means is constituted by a top plate having a pipe shape with an upper portion angled to be engaged with the mongol and a through hole formed on the upper surface thereof, Wherein the upper portion of the heater rod is provided with a threaded portion passing through the upper surface plate through hole of the intermediate rotary shaft, and the lower portion of the heater rod is installed on a support fixed in the drive box, And a nut is fastened through a fastening space formed in the grain inlet of the upper stone.

In order to prevent the generation of stone dust by maintaining the gap between the mongol and the cramp, the millstone using the cramp of the present invention is provided with an annular support plate at the lower edge of the cramp, And a plurality of support balls protruding upward from a top edge of the support plate corresponding to the support plate so as to perform rolling motion.

Since the millstone of the present invention grinds grains while rotating the loam rolls in the upper and lower stones, the grains are crushed by the whole surface area of the upper and lower portions of the loam rolls, thereby providing a comfortable appearance and mysterious appearance. The grinding time is prolonged and thus the grain is finely ground so that the food to be cooked after the grinding is smothered and the taste is improved.

The millstone of the present invention also improves the freshness of the food to be cooked since the soymilk, the soba bean, the soybean curd and the tofu are cooked on the fly after the grain is crushed, so that the taste of the food is improved, The present invention is advantageous in that it is more convenient and interesting than cooking using the cooking utensil of the present invention.

1 is a perspective view showing a millstone using a mongol according to the present invention,
FIG. 2A is a cross-sectional view of a millstone using a mongol,
FIG. 2B is a detailed sectional view of the center portion in the sectional view of FIG.
Fig. 3 is an exploded perspective view of a millstone using a mongol, according to the present invention,
Fig. 4 is a perspective view of a support ball, which is a component of the millstone of the present invention,
FIG. 5 is a bottom view of the upper container among the components of the millstone using the mongol according to the present invention.

Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings.

As shown in FIG. 1, the mill according to the present invention includes a mound 10 that rotates at a central portion, an inner space that surrounds the mound 10, and a crown 20 that crushes the grains with the mound 10. , And an upper space (30) in which an inner space is formed to surround the muddoll (10) at the top and the grain is crushed with the muddoll (10).

A gap is formed between the loose stones 10, the lower stones 20 and the upper stones 30 to such an extent that the grains can be crushed. The loose stones 10 are formed symmetrically about the center, It remains constant. An annular support plate 11 is provided at the bottom edge of the dowel 10 in order to maintain the clearance between the dowel 10 and the epidemic 20 to prevent the generation of stones. A plurality of support balls 21 protruding upward from the top edge of the metatarsal support 20 corresponding to the annular support plate 11 and capable of rolling motion are formed.

4, the support ball 21 includes a ball 21a for contacting and rotating with the support plate 11 to support the mullion 10, and a support 21b for supporting the ball 21a to roll It is a kind of roller that is made up.

The present invention is characterized in that a driving means including a central rotary shaft (74), which is installed at the center for rotating the inner rotor (10) and coupled to rotate together with the rotor (10) And a storage container.

The grain to be pulverized can be pulverized in addition to the pulverized soybeans. Hereinafter, an example in which pulverized soybeans is pulverized will be described.

In the central portion of the monolith 10, an angular through hole is formed like a square or a hexagon. An angled upper portion 74a of a central rotation shaft 74, which is a driving means, is coupled to the through hole. There is a slight gap between the center rotary shaft 74 and the upper stones 30 and the lower stones 20. Therefore, when the central rotation shaft 74 rotates, the upper and lower limbs 30 and 20 rotate together, but the upper limb 30 and the lower limb 20 are not rotated, The relative motion occurs and a pressing force is generated.

The contact surfaces between the upper stones 30 and the lower stones 20 are formed with concave and convex shapes (not shown) that cooperate with each other so that they can be prevented from rotating and restraining each other even if the stones 10 rotate inside.

Annular valleys 26 and 36 are formed at the upper edge corner of the paraglider 20 and at the lower edge corner of the upper stones 30 and the annular valleys are formed between the upper stones 30 and the loose stones 10, Flows into the gap between the rough stone 20 and the loose stone 10 due to its own weight without flowing into the gap between the upper stone 30 and the lower stone 20.

The upper portion 30 has a central portion formed with a grain inlet 31 into which the grain to be ground is put and an inflow path 31a through which the infused grain is moved to the bottom. Inside the grain inlet 31, there is formed a fastening space 35 for use in joining a central rotation shaft 74, which will be described later.

The monolith 10 is rotated by the driving means and is positioned below the upper stones 30 and flows through the grain inlet 31 and the inflow passage 31a of the upper stones 30, And the crushed grains are continuously crushed in the gap between the molten stone 10 and the rough stone 20 and then moved to the center portion.

In the central part of the paraglider 20, an annular trough 24 and a downwardly extending discharge passage 25 are formed so that the crushed grains flow into the lower storage container.

Heat plates 95b and 95a, heat insulating materials 22 and 32 and protective covers 23 and 33 are formed on the outer surfaces of the upper and lower trough 20 and 30, respectively. The heat plates 95b and 95a are formed by, for example, heating wires, so that they are heated by electricity.

Since the thrust bearings 81 and 80 are provided between the upper and lower stones 30 and 10 of the central rotary shaft 70 and between the upper and lower stones 10 and 20, 10 is smoothly rotated and works together with the support ball 21 to keep the gap between the stones constant so as to prevent generation of stones due to wear between the stones.

The intermediate rotation shaft 74 of the driving means is constituted by a top flat plate 74b having a pipe shape in which an upper portion 74a coupled to the darts 10 is angled to rotate the darts 10, . The intermediate rotary shaft 74 is supported by a heater rod 90 provided inside thereof. An upper portion of the heater rod 90 is formed with a threaded portion 90a passing through the through hole of the upper surface flat plate 74b of the intermediate rotation shaft 74. A lower portion of the heater rod 90, (91).

Thrust bearings 77a and 77b are disposed on the upper and lower surfaces of the upper surface plate 74b and between the lower driven gear 73 and the upper surface of the drive box 70, A thrust bearing 76 is disposed and the screw portion 90a of the heater rod 90 is fastened with a nut 78 through a fastening space 13 formed in the grain inlet 11 of the upper stones 30 have. A clearance is formed between the side surface of the intermediate rotary shaft 74 and the center mounting hole of the upper rotary shaft 30 and the center mounting hole of the lower rotary shaft 20 so that the rotational force of the intermediate rotary shaft 74 is not transmitted to them.

Therefore, the central rotary shaft 74 and the loose stones 10 are rotated by the driving device and are connected to each other by the lower shaft 20 installed in the lower storage vessel and the upper rotary shaft 30 connected by the fixed shaft 91 and the heater rod 90 Do not rotate.

The driving means includes a central rotation shaft 74 and a drive motor 71 configured to rotate the central rotation shaft 74 at the bottom.

The drive box 70 is basically provided with a drive motor 71 and a control unit 75 and supplies electric power to the hot wire inside the heater rod 90 by the electric wire 75a. But adequate means for ventilation are provided.

In addition to the drive motor 71, a central rotation shaft 74 is also installed in the drive box 70 in advance. The center rotary shaft 74 should be extended by a means such as a snap ring (not shown) on the upper surface of the drive box 70 so as not to fall down.

The heating means is a means for grinding the crushed grains so that the grains or the crushed grains to be crushed by the pressing force between the stones and the stones can be heated by applying heat to the crushed grains. The heating means includes a heater rod 90 provided inside the central rotary shaft 74, A heat plate 95a and 95b formed on the outer surface of the lower blade 20 and the lower blade 20 and a heat plate 96 provided below the portion of the storage container in which the soymilk is stored, 97). A hot wire is inserted into the heater rod 90 to heat the rod, and then the central rotary shaft 74 and the stones are heated, and the heat of the ground grains is heated by the heat. A bushing 92 is formed between the inner surface of the heater rod 90 and the outer surface of the central rotary shaft 74 so that the central rotary shaft 74 can rotate around the fixed heater rod 90.

The heat plates 95b and 95a are plates which are heated by electricity filled with heat rays and are transmitted to the outer side surfaces of the stones by the heat plates 95b and 95a to prevent the worker from burning. The heat insulating materials 22 and 32 are inserted between the covers 23 and 33 and the heat plates 95b and 95a.

The heating plate 96 of the storage container is also a plate which is heated by electricity embedded in the heating wire and is connected to the lower surface of the upper container 40. For example, A groove for engaging with the assembling protrusion can be formed and coupled to the container. Further, the heat plate 96 may be separated and buried in the lower wall of the upper container 40.

The separating means separates the pulverized grains discharged from the lower center of the paraglider 32 from the pulverized grains collected from the pulverized grains using the rotational force to rotate the monolith 10 and the liquid soymilk. The separating means is provided inside the storage container to be described later. In the crushed grains flowing from the upper portion, the soaking liquid in the liquid state is passed through and the bean curling net 62a is formed on the side. And a milking unit 61 configured to rotate together with the central rotary shaft 74 in the filter net 62 and having a spiral formed on the side thereof. The space between the milking machine 61 and the filtering net 62 is adapted to milk the pulverized grain.

The milking machine 61 is coupled with the intermediate rotation shaft 74 so as to rotate together with a spiral formed around the milling machine 61 so that the pulverized grains can move forward and can be pressed between the filtering nets 62. It is preferable to use a material having heat resistance and wear resistance of the milking machine 61 and having a good heat transfer coefficient. As shown in FIGS. 2A and 2B, the upper edge of the filter net 62 may be coupled to the ceiling of the storage container. The filter net 62 may have a flange protruding outward from the upper edge of the filter net 62, And a hooking step 47 for hooking the protruding flange on the ceiling to form the filtering net 62. [

As shown in FIG. 2A and FIG. 3, the upper container 40 and the lower container 50 are connected to each other by a separator Is removable; The upper container 40 can be separated into a left upper container 40a and a right upper container 40b.

The upper container 40 is formed with a beverage discharge pipe 63 and a stopper 63a for discharging the beverage separated by the separating means described above and includes a soymilk discharge pipe 42 for discharging the separated soymilk, ). And an agitator 48 which is coupled to the central rotary shaft 74 by a screw or the like and rotates together is provided at the upper edge portion. As shown in FIG. 5, the discharge hole 44 is formed in the lower surface of the upper container 40 so that the discharge hole 44 is formed at the center of the hinge 45a, And an opening / closing lever 45 for moving the discharge hole 44 is provided.

The left upper container 40a and the right upper container 40b of the upper container 40 are joined to each other by a coupling means such as a screw 43 so that there is no leakage at the contact surface, (Not shown) in which the above-mentioned heat plate 96 can be easily engaged and disengaged is formed.

The lower container 50 includes a drive box space for installing a drive box 70 including a drive motor 71, a head manufacturing space 55 formed around the drive box space, And a water discharge hole 55a for discharging the moisture of the sole portion is formed on the bottom of the tofu manufacturing space 55. Water is discharged to the lower portion of the water storage space 56 And a cap 56a is formed.

The storage container may be made of synthetic resin material or metal such as stainless steel. When the storage container is opaque, it is preferable to configure the scale window 46 so that the height of the inflowing soap oil can be known.

Packings 82 and 83 are provided in the clearance between the central rotating shaft 74 and the lower plate of the upper container 40 and the clearance between the central rotating shaft 74 and the lower plate 62b of the filtering net 62, .

The millstone using the mangol stone of the present invention has been made into the shape of Goryeo celadon as a whole to crush the grain and to feel the old mood.

The millstone using the molybdol of the present invention constituted as described above functions as follows.

A drive box 70 and a central rotary shaft 74 are installed in a drive box space at the center of the lower vessel 50. A milking unit 61 and a filtering net 62 are installed with a heating plate 96 sandwiched between the central rotating shaft 74 and the milking unit 61. Normally, this arrangement is maintained. The left upper container 40a and the right upper container 40b of the upper container 40 are joined to each other on the left and right sides and then fastened with screws 43. [ At this time, the heat plate 96 is assembled to the assembling protrusion of the lower surface of the upper container 40, and the upper flange of the filter net 62 is caught by the catching step 47.

The bottom wall 20, the dowel 10 and the top dowel 30 are sequentially arranged on the upper container 40 so that the thrust bearings 80, 81 and 77a are arranged at the corresponding positions. Finally, the nut 78 is fastened in the fastening space 34 of the upper stones 30.

Electricity is supplied to the heating means, that is, the heater rod 90, the heating plates 95a and 95b, the heating plate 96 and the heating line 97 to preheat the stone and the inner space. At this time, a temperature sensor (not shown) installed therein controls the temperature of the corresponding portion to a predetermined temperature.

In this state, the driving means, that is, the driving motor 71 is operated to rotate the muddoll 10 so that the grain (bean) is poured into the water and the infused grain and a small amount of water are fed into the grain inlet 31 ).

When the drive motor 71 is operated, its rotational force causes the central rotation shaft 74 to rotate by the drive gear 72 and the driven gear 73. At this time, there is a gap between the upper stones 30 and the lower stones 20 and the central rotary shaft 74 and the thrust bearings 77a and 77b are positioned above and below the upper surface plate 74b of the central rotary shaft 74, The rotational force of the central rotary shaft 74 is not transmitted to the upper rotary shaft 30 and the lower rotary shaft 20 because the thrust bearing 76 is located at the lower portion of the central rotary shaft 74, Since it is in engagement with Mongdol (10), it only rotates Mongdol (10).

Since the thrust bearing 80 is supported between the upper and lower stones 30 and 10 by the thrust bearing 80 and the support ball 21 between the stones 10 and 20, No direct impact occurs and no stones are generated.

The grain of the grain inlet 31 is finely pulverized along the inflow path 31a as it flows from the center portion of the gap between the upholstery 30 and the dowel 10 to the edge portion.

The crushed grains then flow into the clearance between the molten stone 10 and the lower stone 20 to form the inner lower edge of the upper stone 30 and the annular trough 36 of the upper edge inner corner of the lower stone 20 The crushed grains do not flow into the gaps between the upper stones (30) and the lower stones (20) but flow into the gaps between the stones (10) and the lower stones (20).

The primary pulverized grain is secondarily pulverized while flowing from the edge portion of the gap between the molten stone 10 and the lower stone 20 to the central portion and gathered in the annular groove 24 of the central portion, It flows. The grinding grain is heated by the stone heated by the heater rod 90, the heat plates 95a and 95b and the heat line 97 while the crushed grains are moved.

The pulverized grain which has exited through the discharge path 25 is discharged by the separating means 60, that is, the oil feeder 61 rotating with the central rotary shaft 74 and the surrounding filter net 62, The beer that is collected in the upper container 40 and can not escape from the net 62a is discharged little by little through the beverage discharge pipe 63. [ The beans are put in a separate bowl and then eaten with rice paddies.

The soymilk collected in the upper container 40 is heated by the heat plate 96 while being rotated by the stirrer 48 rotating together with the central rotary shaft 74 so as to be continued to be eaten. The open / close valve 42a provided at one side of the upper container 40 is opened to feed the discharged soymilk into the cup.

In order to make the soot, a suitable amount of water is injected through the injection hole by opening the jam stopper 41 which closes the injection hole, and stirring is performed by the stirrer 48, It is opened and eaten in a bowl.

When the open / close lever 45 closing the discharge hole 44 formed in the bottom surface of the upper container 40 is rotated around the hinge 45a, the discharge hole 44 is opened, The water enters into the head manufacturing space 55 of the lower container 50 and the water flows into the lower water storage space 56 through the fine water discharge hole 55a formed on the lower surface thereof to produce the tofu. The inner head can be removed by loosening the nut 78 of the upper stone 30 and dismantled in the reverse order of the above-mentioned installation procedure, so that the head can be taken out from the lower container 50 and cooked and eaten.

The millstone using the mongol stone according to the present invention pulverizes the grain twice between the upper stone 30 and the mongol 10 and between the mongol 10 and the lower stone 230 to make the grain taste more sophisticated, You can cook soybean oil and soybean sprouts separately and eat them instantly.

As described above, the millstone of the present invention uses a mongol (10) which is not visible from the outside, and the outer shape is like Koryo celadon, so that it is visually beautiful and feels a sense of comfort and mystery, and instant milk, soybean, So that the freshness of the food to be cooked is improved and the taste of the food is improved and the convenience is enhanced and convenience is improved compared with the case of cooking using a separate cooking apparatus.

Since the thrust bearings 80 and 81 and the support balls 21 are provided between the upper and lower stones 30 and 10 and between the upper and lower stones 10 and 20 respectively, It does not occur and the grinding of the millstone does not produce stones and the crushed grains have no harmful effect on the human body.

While the invention has been shown and described with reference to certain exemplary embodiments thereof, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims.

10: Mongdol 11: (annular) support plate
20: The bottom pad 21:
21a: ball 21b: base
22: Insulation material 23: Protective cover
24: annular trough 25: exhaust passage
26: Annular valleys
30: Top stone 31: Grain inlet
31a: Inflow path 32: Insulation
33: protective cover 34: fastening space
36: Annular valleys
40: upper container 40a: upper left container
40b: upper right container 41:
42: soybean oil discharge pipe 42a: opening / closing valve
43: Screw 44: Exhaust hole
45: ejection lever 45a: hinge
46: graduation window 47: hanging jaw
48: stirrer
50: Lower container 55: Tofu manufacturing space
55a: water discharge hole 56: water storage space
60: separating means 61: milking machine
62: filter network 62a: network
62b: Lower plate 63:
63a: plug
70: drive box 71: drive motor
72: drive gear 73: driven gear
74: center rotation shaft 74a: upper portion
74b: upper surface flat plate 75:
75a: Wires
76, 77a, 77b: thrust bearing 78: nut
80, 81: Thrust bearing 82, 83: Packing
90: heater rod 90a:
91: pedestal 92: bushing
95a, 95b heat plate 96:
97: Heat line

Claims (9)

A millstone for crushing grain by a pressing force between a stacked stone and a stone,
A mongol (10) rotating inside the center;
A crude stone 20 having an internal space for wrapping the loose stones 10 at the bottom thereof, crushing the grains with the loose stones 10 and discharging the ground grains downward from the center portion;
An inner space for covering the muddoll 10 is formed at an upper portion thereof and a grain inlet 31 for crushing the grain and injecting the grain between the muddoll 10 and the upper stone 30 ); And
And driving means including a central rotary shaft (74) provided at the center for rotating the inner rotary shaft (10) and coupled to rotate together with the rotary shaft (10). The method according to claim 1,
Heating means for grinding the crushed grains so that the grains or the crushed grains are crushed by the pressing force between the crests 30 and the crests 20 and the crests 10;
Separating means for separating the beans and the soybean milk from the crushed grains discharged from the metatarsal (20) by using the rotational force for rotating the molten stone (10); And
A storage container capable of storing and discharging the waste and soymilk separated by the separating means; The millstone according to claim 1, 2. The millstone according to claim 1, wherein the driving means includes a driving motor (71) configured to rotate the central rotary shaft (74) at a lower portion. [3] The apparatus according to claim 1, wherein the separating means is installed inside the storage container, and the screen is provided with a mesh web (62a) through which liquid soymilk flows in the pulverized grains flowing from the upper side, And a milking unit 61 configured to rotate together with the central rotation shaft 74 in the filtering network 62 and having a spiral formed on the side thereof, And the like. The apparatus of claim 1, wherein the storage container is separable into an upper container (40) and a lower container (50); The upper vessel 40 is again separable into a left upper vessel 40a and a right upper vessel 40b; A beaker discharge pipe 63 and a stopper 63a for discharging the separated beverage from the separating means are formed in the upper container 40 and a soybean milk discharge pipe 42 and an open / close valve 42a for discharging the separated soybean milk The millstone is made of mangdol. 6. The apparatus according to claim 5, wherein the lower container (50) comprises a drive box space for installing a drive box (70) including a drive motor (71), a head manufacturing space (55) formed around the drive box space, A water storage space 56 formed in a lower portion of the space 55 is formed in the upper surface of the head space 55. A moisture discharge hole 55a for discharging moisture of the sole portion is formed on the bottom surface of the tofu manufacturing space 55, And a stopper (56a) for discharging water is formed in the lower portion of the millstone. The heating device according to claim 2, wherein the heating means comprises a heater rod (90) provided in a central rotary shaft (74), a heating plate (95a) (95b) coupled to an outer surface of the upper stone (30) A heat plate 96 provided at a lower portion of the portion where the soybean milk is stored and a heat line 97 embedded in the lower portion 20 for crushing the grain of the storage container. [7] The apparatus as claimed in claim 1, wherein the intermediate rotation shaft (74) of the driving means comprises a top flat plate (74b) having an upper portion (74a) coupled to the dowel to rotate and a through hole And an upper portion of the heater rod 90 provided inside the intermediate rotary shaft 74 is formed with a threaded portion 90a passing through the through hole of the upper flat plate 74b of the intermediate rotary shaft 74, The intermediate rotary shaft 74 is provided with thrust bearings 77a and 77b at the upper and lower portions of the upper surface plate 74b at the lower portion of the intermediate rotary shaft 74 And a nut (78) is fastened through a fastening space (34) formed in the grain inlet (31) of the upper stone (30). An annular support plate (11) is installed at the lower edge of the donghole (10) in order to maintain the clearance between the donglol (10) and the lower dongl (20) And a plurality of support balls 21 protruded upward from the upper edge of the lower shaft 20 corresponding to the support plate 11 of the lower shaft 10 to receive a load of the lower shaft 10, The millstone using the mongol.

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