KR200209433Y1 - Cereal pulverator - Google Patents

Abstract

The present invention relates to a grain grinder. The present invention is a grain grinder in which the first grinding roller and the second grinding roller are formed rotatably inside the upper case, the outer diameter of the first grinding roller 21 and the second grinding roller 22, the helical gear is formed in the outer diameter The grooves 25 and 26 are formed at equal intervals while maintaining the circumferential direction.

The present invention configured as described above maintains equal intervals in the circumferential direction of the conventional first and second grinding rollers in which helical gears are formed in an oblique direction at outer diameters, thereby forming recesses and curved recesses, respectively, to reduce power loss, thereby crushing grain. And easy to transport.

Description

Grain Crusher {CEREAL PULVERATOR}

The present invention relates to a pulverizer for pulverizing a variety of grains, in particular to maintain the equal intervals in the circumferential direction of the first and second grinding rollers with a helical gear formed in an oblique direction on the outer diameter, respectively formed to face the grooves to crush and transport the grains This relates to an easy grain grinder.

In general, the grain grinder is a device for grinding a variety of grains, such as pepper, rice, barley, which is mainly equipped with a pair of grinding rollers interlocking with each other inside to grind the grain by the rotational force of the grinding roller, such grinding roller The outer diameter of the helical gear is formed in an oblique direction, the grain is crushed, is transported to the rear of the grinding roller along the groove of the helical gear is discharged.

This grain grinder will be described with reference to the accompanying drawings.

1 is a schematic plan sectional view showing the structure of a conventional grain grinder, Figure 2 is a schematic front sectional view showing the structure of a conventional grain grinder, Figure 3 is a schematic side cross-sectional view showing the operating state of the conventional grain grinder. to be.

As shown in Figures 1 to 3, the grain grinder is a supply unit 100 for supplying an appropriate amount of grain therein, a grinding unit 200 for grinding and conveying the grain supplied from the supply unit 100, and It consists of a discharge unit 300 for discharging the grain crushed and conveyed in the crushing unit 200 to the outside, and a drive unit 400 for rotating the crushing unit 300 at an appropriate rotational speed.

The supply unit 100 is provided on the upper case 110, the supply hopper 120 is filled with grains, and is provided with a stirrer (not shown) rotatably provided inside the supply hopper 120 to stir the grains. .

The crushing unit 200 is composed of first and second grinding rollers 210 and 220 which are rotatably constructed by maintaining an appropriate interval therebetween in the upper case 110.

The outer diameter of the first and second grinding rollers 210 and 220 is formed with a helical gear 230 in an oblique direction.

At this time, the acid of the helical gear 230 is finely crushed grain, the crushed grain is conveyed backward along the groove of the helical gear 230.

And, the front case 110 is provided with a control port 111 for adjusting the interval of the first and second grinding rollers (210, 220).

The discharge part 300 is transported to the rear along the first and second grinding rollers 210 and 220, the crushed grains are dropped to the lower case through the guide member 330 provided below the upper case 110 ( 310 is stored in the discharge container 320 provided inside.

The driving unit 400 is meshed with one end of the first grinding roller 210, the first gear 410 and the first gear 410, the second grinding roller 220, The second gear 420 and the driving sprocket 430 is installed at the other end of the second milling roller 220 so that power of a driving motor (not shown) is transmitted to the belt and the pulley to rotate.

Looking at the operating state of the conventional grain grinder configured as described above, and then fill the various grains (pepper, rice, barley, etc.) into the supply hopper 120 of the upper case 110 to drive the drive unit 400.

Then, a driving motor (not shown) of the driving unit 400 is operated, and the rotational force is transmitted to the driving sprocket 430 by a belt and a pulley, and the driving sprocket 430 rotates. Accordingly, the second milling roller 220 is rotated, and the first milling roller 210 engaged with the second gear 420 of the second milling roller 220 is rotated to simultaneously rotate the first milling roller 210. Will rotate.

Therefore, the first and second grinding rollers 210 and 220 rotate in the same direction while maintaining an appropriate interval. That is, the helical gears 230 of the first and second grinding rollers 210 and 220 are rotated in the same direction while maintaining proper intervals, so that the grains are crushed.

At this time, the grain is crushed by the acid of the helical gear 230, the crushed grain is discharged to the outside through the guide member 330 of the lower upper case 110 by being transported backward along the groove of the helical gear 230. To be contained in the discharge container 320 provided in the lower case (310)

On the other hand, with the adjusting device 111 provided on the front of the upper case 110 of the grinder it is appropriately adjusted the interval of the first and second grinding rollers (210, 220).

However, in the conventional pulverizer configured as described above, since the first and second grinding rollers are composed of helical gears, the load is increased, resulting in a large power loss, which makes grinding of grains difficult. Since the rollers are engaged with each other in parallel with the axis, that is, the helical gears of the first and second grinding rollers are held in engagement with each other, so that the conveyance of grains is not easy. Occurred.

The present invention is devised to solve such a conventional problem, the present invention is to provide a grain grinder that is easy to grind the operation of the grain, the transfer of the crushed grain.

Another object of the present invention is to be able to discharge the particles of the crushed grains early to increase the grinding speed.

The present invention for achieving the above object is a grain grinding machine in which the first grinding roller and the second grinding roller are formed in the outer diameter rotatably built in the upper case, the first grinding roller and the second grinding roller It is achieved by forming grooves at equal intervals by maintaining the circumferential direction in the outer diameter.

In addition, the lower part of the upper case is provided with a control plate formed with a discharge hole for discharging grains coinciding with the concave groove and the curved groove of the first and second grinding rollers, and is capable of front and rear adjustment. The adjusting member is fastened to achieve the front and rear positions of the adjusting plate.

1 is a schematic plan sectional view showing the structure of a conventional grain grinder.

Figure 2 is a schematic front cross-sectional view showing the structure of a conventional grain mill.

Figure 3 is a schematic side cross-sectional view showing an operating state of a conventional grain mill.

Figure 4 is a schematic plan cross-sectional view showing the structure of the present invention grain grinder.

Figure 5 is a schematic front sectional view showing the structure of the present invention grain grinder.

Figure 6 is a schematic side cross-sectional view showing the structure of the present invention grain grinder.

Figure 7 is a schematic side cross-sectional view showing an operating state of the present invention grain grinder.

8 is a plan sectional view showing a first embodiment of the present invention grain grinder.

9 is a schematic side cross-sectional view of FIG. 8;

10 is a plan view showing a second embodiment of the present invention grain grinder.

<Explanation of symbols for main parts of the drawings>

12: upper case 21, 22: first and second grinding roller

25, 26: groove 31: throttle

31a: discharge hole 32: lower case

33: adjustment member 50, 51: curved groove

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

As shown in Figures 4 to 7, the grain grinder according to the present invention is a supply unit 10 for supplying a suitable amount of grain therein, and a crushing unit 20 for crushing and transporting the grain supplied from the supply unit 10 ), A discharge part 30 for discharging the grains crushed and conveyed by the grinding part 20 to the outside, and a driving part 40 for rotating the pulverization part 30 at an appropriate rotational speed.

The supply unit 10 is installed on the upper case 12, the supply hopper 14 of the upper and lower strait is filled with grains, and rotatably provided in the supply hopper 14 to agitate the grain (not shown) )

The crushing unit 20 is composed of first and second grinding rollers 21 and 22 which are rotatably constructed by maintaining an appropriate interval in the upper case 12.

In the outer diameter of the first and second grinding rollers 21 and 22, a helical gear 23 is formed in an oblique direction. At this time, the grains are finely crushed by the acid of the helical gear 23, and the crushed grains are transferred to the rear by the groove of the helical gear 23.

On the other hand, in the outer diameter of the first and second grinding rollers 21 and 22, the grooves 25 and 26 are formed to face each other at equal intervals in the circumferential direction.

That is, the grooves 25 and 26 are formed on the helical gear 23 of the first and second grinding rollers 21 and 22 so that the grooves 25 and the second of the first grinding roller 21 are opposite. The grooves of the helical gear 23 of the grinding roller 22 are brought into close contact with each other, and the groove 26 of the second grinding roller 22 and the grooves of the helical gear 23 of the first grinding roller 21 coincide with each other.

At this time, the depths of the recesses 25 and 26 of the first and second grinding rollers 21 and 22 are formed about half of the mountain of the helical gear 23.

And, the front case 12 is provided with a control opening 16 for adjusting the interval of the first and second grinding rollers (21, 22).

The discharge part 30 is fastened to the front and rear lower portions of the control plate 31 and the control plate 31 provided to be movable back and forth in the lower portion of the upper case 12, the lower case 32. It consists of an adjusting member 33 to adjust.

And, the control plate 31 is formed in accordance with the grooves 25, 26 of the first and second grinding rollers (21, 22) is formed a plurality of discharge holes (31a) for discharging grains. The discharge hole 31a is formed at equal intervals in the rear region of the control plate 31.

In addition, the lower part of the upper case 12 is provided with a guide member 34 for guiding the fine grain discharged through the discharge hole (31a) of the control plate 31, the crushed grain finally in the lower case (32) A discharge container 35 to be stored is provided.

The drive unit 40 is formed on the other end of the first milling roller 22 is composed of a drive sprocket 43 is rotated by the power of the drive motor (not shown) is transmitted to the belt and pulley.

As shown in FIGS. 8 and 9, the outer grooves of the first and second grinding rollers 21 and 22 are formed to face the grooves 50 and 51 so as to face the same distance in the circumferential direction.

That is, the curved grooves 50 and 51 are formed to face the helical gears 23 of the first and second grinding rollers 21 and 22 so that the curved grooves 50 and the second of the first grinding roller 21 are curved. The grooves of the helical gear 23 of the grinding roller 22 are brought into close contact with each other, and the curved groove 51 of the second grinding roller 22 and the grooves of the helical gear 23 of the first grinding roller 21 coincide with each other.

At this time, the depths of the curved grooves 50 and 51 of the first and second grinding rollers 21 and 22 are the same as the grooves of the mountain of the helical gear 23.

As shown in FIG. 10, the first and second grinding rollers 21 and 22 are disposed in the upper case 12 so as to maintain an appropriate angle with respect to the axis, thereby being crushed in the feed hopper 14 to be automatically rearward. To be transported.

That is, the grooves 25 and 26 and the curved grooves 50 and 51 of the first and second grinding rollers 21 and 22 are coupled to the grooves of the helical gear 23 to be spaced apart from the front and gradually toward the rear. It is configured to be in close contact so that the crushed grain is automatically transferred.

Referring to the operation state of the present invention grain grinder configured as described above, as shown in Figs. 4 to 7 filled with various grains (pepper, rice, barley, etc.) into the supply hopper 14 of the upper case 12, the drive unit 40 will be driven.

Then, a driving motor (not shown) of the driving unit 40 is operated, and the rotational force is transmitted to the driving sprocket 43 as a power transmission means such as a belt and a pulley so that the driving sprocket 43 rotates. As a result, the first and second grinding rollers 21 and 22 rotate.

Therefore, the helical gears 23 of the first and second grinding rollers 21 and 22 maintain proper intervals, and the helical gears of the recess 25 and the second grinding roller 22 of the first grinding roller 21 are maintained. (23) The grooves are in close contact with each other, and the grooves 26 of the second grinding roller 22 and the helical gear 23 grooves of the first grinding roller 21 are rotated while being matched, respectively.

At this time, the grains are crushed by the acid of the helical gear 23, and the grains are conveyed backward along the grooves of the helical gear 23. At the same time, the grain grinding is increased by the recesses 25 and 26 of the first and second grinding rollers 21 and 22.

In addition, the finely ground grain in this operation is dropped to the lower through the discharge hole (31a) of the lower control plate 31 of the upper case 12, the guide member 34 provided on the lower portion of the upper case 12 It is finally stored in the discharge container 35 provided inside the lower case (32).

At this time, the tightening force of the adjusting member 33 fastened to the lower side of the adjusting plate 31 and the lower case 32 is selectively tightened or loosened. Then, the control plate 31 provided to be movable back and forth in the lower part of the upper case 12 is moved back and forth to discharge the grooves 25 and 26 and the grains of the first and second grinding rollers 21 and 22 to be discharged. The position of the ball 31a is adjusted.

That is, when the discharge hole 31a of the adjustment plate 31 and the recesses 25 and 26 of the first and second grinding rollers 21 and 22 are completely matched, the discharge hole 31a is completely exposed and discharged. When the amount of grain is increased and a part of the discharge hole 31a is covered by the recesses 25 and 26 of the first and second milling rollers 21 and 22, a small amount of grain is discharged. Then, when the control plate 31 is moved to the front, the grain is discharged early through the discharge hole (31a) of the control plate 31 to increase the grinding speed, thereby preventing power loss.

On the other hand, the first and second grinding rollers (21, 22) to adjust the spacing with the adjusting device 16 provided on the front case 12 of the crusher.

As shown in FIGS. 8 and 9, the curved grooves 50 and 51 are formed to face the helical gears 23 of the first and second grinding rollers 21 and 22 so that the first grinding roller 21 is curved. The groove 50 and the helical gear 23 groove of the second grinding roller 22 are in close contact with each other, and the curved groove 51 of the second grinding roller 22 and the helical gear 23 of the first grinding roller 21 are in close contact with each other. The grooves are rotated while being matched with each other.

Therefore, the grain is crushed by the acid of the helical gear 23, the grain is conveyed backward along the groove of the helical gear 23, and the curved groove 50 of the first and second grinding rollers 21 and 22 ( 51) increases the grinding of grain.

As shown in FIG. 10, the first and second grinding rollers 21 and 22 are disposed in the upper case 12 so as to maintain an appropriate angle with respect to the axis, and are automatically transferred to the rear while being crushed by the feed hopper 14.

That is, the grooves 25 and 26 and the curved grooves 50 and 51 of the first and second grinding rollers 21 and 22 are coupled to the grooves of the helical gear 23 to be spaced apart from the front and gradually toward the rear. It is configured to be in close contact with the crushed grain is automatically transferred.

According to the present invention described above, by maintaining the equal intervals in the circumferential direction of the conventional first and second grinding rollers in which the helical gear is formed in the oblique direction at the outer diameter to form the recess and the curved groove, respectively, to reduce the power loss of grain Grinding operation is facilitated, and the first and second grinding rollers are maintained in the axial direction to be crushed at the feed hopper, and the crushed grains are automatically transferred to the rear of the first and second grinding rollers. The effect is that the size and working speed of the grain particles can be changed according to the application.

Claims (4)

In a grain grinder in which a first grinding roller and a second grinding roller having a helical gear formed at outer diameters are rotatably built in an upper case, Grain grinder, characterized in that the grooves (25) (26) are formed at equal intervals by maintaining the circumferential direction in the outer diameter of the first milling roller (21) and the second milling roller (22). The grain grinder according to claim 1, wherein the grooves (25) (26) of the first grinding roller (21) and the second grinding roller (22) are curved grooves (50) (51). The grain mill according to claim 1 or 2, wherein the first milling rollers (21) and the second milling rollers (22) are arranged so as to maintain an appropriate angle with respect to the axis. The grooves 25 and 26 and the curved grooves 50 and 51 of the first and second grinding rollers 21 and 22 are disposed below the upper case 12. And the control plate 31 is formed with a discharge hole (31a) to be matched with the grain is provided to enable front and rear adjustment, Grain mill, characterized in that the adjustment member 33 is fastened to the lower portion of the control plate 31 and the lower case 32 to adjust the front and rear positions of the control plate (31).