Polishing equipment for rice processing

Abstract

The utility model belongs to the field of polishing equipment, and particularly relates to polishing equipment for rice processing, which comprises a feeding pipe mounted at the top of a polishing shell, a guide groove formed in the inner wall of the bottom of the polishing shell, a discharging pipe mounted on the inner wall of the bottom of the guide groove, an outer polishing sleeve rotatably mounted on the inner wall of the polishing shell, and an inner polishing barrel arranged in the outer polishing sleeve. A conical table is fixedly mounted at the top of the inner polishing barrel, a spiral guide plate is fixedly mounted on the outer side of the inner polishing barrel, a control box is fixedly mounted at the top of the polishing shell, a driving mechanism is arranged on the control box and connected with the conical table, the driving mechanism comprises a rotating motor and a driving shaft, and the rotating motor is fixedly mounted at the top of the control box. The rice polishing device is reasonable in design, and the outer polishing sleeve and the inner polishing barrel rotate in opposite directions, so that rice can be rubbed between the outer polishing sleeve and the inner polishing barrel, and the purpose of rice polishing is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of polishing equipment, in particular to a polishing equipment for rice processing. Background Art

[0002] In the process of rice processing, it is necessary to polish the rice to remove the rice bran remaining on the surface of the rice and increase the gloss of the rice surface. Therefore, most producers use special rice polishers to polish the rice.

[0003] At present, the patent document with the authorization announcement number of CN220940864U discloses a rice polisher, which includes a machine body. A collection box is fixedly installed on the left side of the machine body, a feed bin is fixedly installed on the top of the machine body, a polishing structure is arranged inside the machine body, and rice is arranged inside the feed bin; a screening component, the screening component is installed on the machine body; a impurity removal component, the impurity removal component is installed on the machine body and the collection box. The screening component includes a rotating shaft, a guide plate, a moving plate, a screening plate, a sliding groove, a clamping block, a baffle plate, a fixing plate, a spring, a stop block and a blanking pipe.

[0004] In actual use, it is found that most rice polishers polish by rolling the polishing roller, but in this way, the polishing roller rotates around a fixed axis, and some rice cannot contact the polishing roller, resulting in uneven polishing and affecting the quality of the finished product. Therefore, we propose a polishing equipment for rice processing to solve the above problems. Content of the Utility Model

[0005] The purpose of the utility model is to solve the defects existing in the prior art, and to propose a polishing equipment for rice processing.

[0006] In order to achieve the above purpose, the utility model adopts the following technical scheme:

[0007] A polishing equipment for rice processing, including a feed pipe installed on the top of a polishing shell, a guide groove is opened on the bottom inner wall of the polishing shell, and a discharge pipe is installed on the bottom inner wall of the guide groove;

[0008] An outer polishing sleeve is rotatably installed on the inner wall of the polishing shell. An inner polishing cylinder is arranged inside the outer polishing sleeve. A conical platform is fixedly installed on the top of the inner polishing cylinder, and a spiral guide plate is fixedly installed on the outer side of the inner polishing cylinder;

[0009] A control box is fixedly installed on the top of the polishing shell. A driving mechanism is arranged on the control box, and the driving mechanism is connected with the conical platform.

[0010] Preferably, the driving mechanism includes a rotating motor and a driving shaft. The rotating motor is fixedly installed on the top of the control box, a driving shaft is fixedly installed on the output shaft of the rotating motor, and the bottom end of the driving shaft is fixedly connected to the conical platform.

[0011] Preferably, a rotating hole is formed in the inner wall of the top of the polishing shell, a rotating sleeve is rotatably installed in the rotating hole, and the driving shaft penetrates through the rotating sleeve.

[0012] Preferably, an annular groove is formed in the inner wall of the rotating hole, an annular seat is fixedly installed on the outer side of the rotating sleeve, and the annular seat is rotatably connected to the annular groove.

[0013] Preferably, a plurality of L-shaped driving rods are fixedly installed on the outer side of the rotating sleeve, and the L-shaped driving rods are fixedly connected to the outer polishing sleeve.

[0014] Preferably, a transmission shaft is rotatably installed on the inner wall of the top of the control box. A transmission mechanism is provided between the transmission shaft and the driving shaft, and a linkage mechanism is provided between the transmission shaft and the rotating sleeve.

[0015] Preferably, the transmission mechanism includes belt pulleys and a belt. Belt pulleys are fixedly installed on both the transmission shaft and the driving shaft, and the same belt is sleeved on the two belt pulleys.

[0016] Preferably, the transmission mechanism includes a secondary gear and a main gear. The main gear is fixedly installed on the transmission shaft, the secondary gear is fixedly installed on the rotating sleeve, and the main gear meshes with the secondary gear.

[0017] Preferably, a waste discharge pipe is installed on one side of the discharge pipe, and a blowing mechanism is arranged on the other side of the discharge pipe.

[0018] Preferably, the blowing mechanism includes an air pump and a blowing pipe. The air pump is fixedly installed on the discharge pipe, a blowing pipe is installed at the air outlet of the air pump, and the blowing pipe extends into the discharge pipe.

[0019] The beneficial effects of the utility model are as follows:

[0020] 1. When rice enters the polishing shell through the feed pipe, the rice can fall between the outer polishing sleeve and the inner polishing cylinder. By providing a spiral guide plate, the rice can roll and feed down on the spiral guide plate;

[0021] 2. The rotating motor can drive the inner polishing cylinder and the outer polishing sleeve to rotate, and the rotating directions of the outer polishing sleeve and the inner polishing cylinder are opposite. The rice can be rubbed between the outer polishing sleeve and the inner polishing cylinder, so as to achieve the purpose of polishing the rice;

[0022] 3. When the rice drops onto the bottom of the polishing shell, the guide chute can guide the rice so that the polished rice can be discharged through the discharge pipe. The air pump can blow air on the discharged rice to blow the dust or chaff into the impurity discharge pipe for discharge. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 FIG. 1 is a schematic perspective view of a polishing device for rice processing proposed by the present utility model;

[0024] Figure 2 FIG. 2 is a schematic perspective sectional view of a polishing device for rice processing proposed by the present utility model;

[0025] Figure 3 FIG. 3 is a schematic view of part A of a polishing device for rice processing proposed by the present utility model;

[0026] Figure 4 FIG. 4 is a schematic view of part B of a polishing device for rice processing proposed by the present utility model.

[0027] In the figures: 1, polishing shell; 2, feed pipe; 3, guide chute; 4, discharge pipe; 5, outer polishing sleeve; 6, inner polishing cylinder; 7, spiral guide plate; 8, conical table; 9, drive shaft; 10, rotation hole; 11, rotating sleeve; 12, L-shaped drive rod; 13, control box; 14, rotating motor; 15, transmission shaft; 16, secondary gear; 17, main gear; 18, belt pulley; 19, belt; 20, impurity discharge pipe; 21, air pump; 22, air blowing pipe. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0028] The technical solutions of the present utility model will be clearly and completely described below in conjunction with specific embodiments. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all of the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative efforts shall fall within the protection scope of the present utility model.

[0029] Refer to Figures 1-4, A polishing device for rice processing, including a feed pipe 2 installed at the top of a polishing shell 1. A material guiding groove 3 is opened on the bottom inner wall of the polishing shell 1. A discharge pipe 4 is installed on the bottom inner wall of the material guiding groove 3. An outer polishing sleeve 5 is rotatably installed on the inner wall of the polishing shell 1. An inner polishing cylinder 6 is arranged inside the outer polishing sleeve 5. A conical table 8 is fixedly installed at the top of the inner polishing cylinder 6. A spiral material guiding plate 7 is fixedly installed on the outer side of the inner polishing cylinder 6. A control box 13 is fixedly installed at the top of the polishing shell 1. A driving mechanism is arranged on the control box 13, and the driving mechanism is connected to the conical table 8. The driving mechanism includes a rotating motor 14 and a driving shaft 9. The rotating motor 14 is fixedly installed on the top of the control box 13. A driving shaft 9 is fixedly installed on the output shaft of the rotating motor 14, and the bottom end of the driving shaft 9 is fixedly connected to the conical table 8. By setting the rotating motor 14, the inner polishing cylinder 6 can be driven to rotate.

[0030] In this embodiment, a rotating hole 10 is opened on the top inner wall of the polishing shell 1. A rotating sleeve 11 is rotatably installed in the rotating hole 10, and the driving shaft 9 passes through the rotating sleeve 11. An annular groove is opened on the inner wall of the rotating hole 10. An annular seat is fixedly installed on the outer side of the rotating sleeve 11, and the annular seat is rotatably connected to the annular groove. By setting the annular seat and the annular groove, the rotating sleeve 11 can be guided, so as to achieve the purpose of stable rotation of the rotating sleeve 11. A plurality of L-shaped driving rods 12 are fixedly installed on the outer side of the rotating sleeve 11, and the L-shaped driving rods 12 are fixedly connected to the outer polishing sleeve 5. By setting the L-shaped driving rods 12, the rotation of the rotating sleeve 11 drives the outer polishing sleeve 5 to rotate through the L-shaped driving rods 12.

[0031] In this embodiment, a transmission shaft 15 is rotatably installed on the top inner wall of the control box 13. A transmission mechanism is arranged between the transmission shaft 15 and the driving shaft 9, and a linkage mechanism is arranged between the transmission shaft 15 and the rotating sleeve 11. The transmission mechanism includes belt pulleys 18 and a belt 19. Belt pulleys 18 are fixedly installed on both the transmission shaft 15 and the driving shaft 9, and the same belt 19 is sleeved on the two belt pulleys 18. Through the cooperation of the belt pulleys 18 and the belt 19, the driving shaft 9 can drive the transmission shaft 15 to rotate. The transmission mechanism includes a secondary gear 16 and a main gear 17. The main gear 17 is fixedly installed on the transmission shaft 15, the secondary gear 16 is fixedly installed on the rotating sleeve 11, and the main gear 17 meshes with the secondary gear 16. Through the cooperation of the main gear 17 and the secondary gear 16, the transmission shaft 15 can drive the rotating sleeve 11 to rotate. The rotating sleeve 11 can drive the outer polishing sleeve 5 to rotate through the L-shaped driving rods 12. At this time, the rotation directions of the outer polishing sleeve 5 and the inner polishing cylinder 6 are opposite.

[0032] In this embodiment, a waste discharge pipe 20 is installed on one side of the discharge pipe 4, and a blowing mechanism is arranged on the other side of the discharge pipe 4. The blowing mechanism includes an air pump 21 and a blowing pipe 22. The air pump 21 is fixedly installed on the discharge pipe 4, and the blowing pipe 22 is installed at the air outlet of the air pump 21 and extends into the discharge pipe 4. When the rice falls onto the bottom of the polishing shell 1, the guide groove 3 can guide the rice so that the polished rice can be discharged through the discharge pipe 4. The air pump 21 can blow the discharged rice, so that dust or chaff is blown into the waste discharge pipe 20 and discharged.

[0033] In the present utility model, when the rice enters the polishing shell 1 through the feed pipe 2, the rice can fall between the outer polishing sleeve 5 and the inner polishing cylinder 6. By providing a spiral guide plate 7, the rice can roll and feed down on the spiral guide plate 7. By starting the rotating motor 14, the rotating motor 14 can drive the drive shaft 9, the conical table 8 and the inner polishing cylinder 6 to rotate. Through the cooperation of the belt pulley 18 and the belt 19, the drive shaft 9 can drive the transmission shaft 15 to rotate. Through the cooperation of the main gear 17 and the sub-gear 16, the transmission shaft 15 can drive the rotating sleeve 11 to rotate. The rotating sleeve 11 can drive the outer polishing sleeve 5 to rotate through the L-shaped driving rod 12. At this time, the rotation directions of the outer polishing sleeve 5 and the inner polishing cylinder 6 are opposite, and the rice can be rubbed between the outer polishing sleeve 5 and the inner polishing cylinder 6, so as to achieve the purpose of polishing the rice. When the rice falls onto the bottom of the polishing shell 1, the guide groove 3 can guide the rice so that the polished rice can be discharged through the discharge pipe 4. The air pump 21 can blow the discharged rice, so that dust or chaff is blown into the waste discharge pipe 20 and discharged.

[0034] The above has introduced in detail a polishing device for rice processing provided by the present utility model. Specific embodiments are used herein to elaborate on the principle and implementation manner of the present utility model. The description of the above embodiments is only used to help understand the method and its core idea of the present utility model. It should be noted that for those of ordinary skill in the art of this technology, without departing from the principle of the present utility model, several improvements and modifications can still be made to the present utility model, and these improvements and modifications also fall within the protection scope of the claims of the present utility model.

Claims

1. A polishing device for rice processing, characterized in that: The polishing shell (1) comprises a feed pipe (2) installed on the top, a material guide groove (3) is opened on the bottom inner wall of the polishing shell (1), and a discharge pipe (4) is installed on the bottom inner wall of the material guide groove (3); An outer polishing sleeve (5) is rotatably mounted on the inner wall of the polishing shell (1), an inner polishing cylinder (6) is arranged inside the outer polishing sleeve (5), a conical platform (8) is fixedly mounted on the top of the inner polishing cylinder (6), and a spiral material guide plate (7) is fixedly mounted on the outer side of the inner polishing cylinder (6); A control box (13) is fixedly mounted on the top of the polishing shell (1), a driving mechanism is provided on the control box (13), and the driving mechanism is connected to the conical platform (8).

2. A polishing device for rice processing according to claim 1, characterized in that: The driving mechanism comprises a rotating motor (14) and a driving shaft (9); the rotating motor (14) is fixedly mounted on the top of the control box (13); the driving shaft (9) is fixedly mounted on the output shaft of the rotating motor (14); and the bottom end of the driving shaft (9) is fixedly connected to the conical platform (8).

3. The polishing device for rice processing according to claim 1, characterized in that: A rotating hole (10) is provided on the inner wall of the top of the polishing shell (1), a rotating sleeve (11) is rotatably mounted in the rotating hole (10), and the driving shaft (9) passes through the rotating sleeve (11).

4. The polishing device for rice processing according to claim 3, characterized in that: An annular groove is provided on the inner wall of the rotating hole (10), an annular seat is fixedly mounted on the outer side of the rotating sleeve (11), and the annular seat is rotatably connected to the annular groove.

5. The polishing device for rice processing according to claim 3, characterized in that: A plurality of L-shaped driving rods (12) are fixedly mounted on the outer side of the rotating sleeve (11), and the L-shaped driving rods (12) are fixedly connected to the outer polishing sleeve (5).

6. The polishing device for rice processing according to claim 1, characterized in that: A transmission shaft (15) is rotatably mounted on the top inner wall of the control box (13); a transmission mechanism is provided between the transmission shaft (15) and the drive shaft (9); and a linkage mechanism is provided between the transmission shaft (15) and the rotating sleeve (11).

7. The polishing device for rice processing according to claim 6, characterized in that: The transmission mechanism comprises a pulley (18) and a belt (19); the pulley (18) is fixedly mounted on the transmission shaft (15) and the drive shaft (9); and the transmission sleeves on the two pulleys (18) are provided with the same belt (19).

8. The polishing device for rice processing according to claim 6, characterized in that: The transmission mechanism comprises a secondary gear (16) and a main gear (17), wherein the main gear (17) is fixedly mounted on the transmission shaft (15), and the secondary gear (16) is fixedly mounted on the rotating sleeve (11), and the main gear (17) is meshed with the secondary gear (16).

9. The polishing device for rice processing according to claim 1, characterized in that: A waste removal pipe (20) is installed on one side of the discharge pipe (4), and a blowing mechanism is provided on the other side of the discharge pipe (4).

10. The polishing device for rice processing according to claim 9, characterized in that: The blowing mechanism comprises an air pump (21) and an air blowing pipe (22); the air pump (21) is fixedly mounted on the discharge pipe (4); the air blowing pipe (22) is mounted on the air outlet of the air pump (21); and the air blowing pipe (22) extends into the discharge pipe (4).

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