CN112495595A - Rotary full-automatic rice sieving machine - Google Patents

Rotary full-automatic rice sieving machine Download PDF

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Publication number
CN112495595A
CN112495595A CN202011290116.5A CN202011290116A CN112495595A CN 112495595 A CN112495595 A CN 112495595A CN 202011290116 A CN202011290116 A CN 202011290116A CN 112495595 A CN112495595 A CN 112495595A
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CN
China
Prior art keywords
rice
baffle
screen
disc
telescopic rod
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Granted
Application number
CN202011290116.5A
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Chinese (zh)
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CN112495595B (en
Inventor
臧习同
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Anhui Tongxin Machinery Technology Co ltd
Original Assignee
安徽景图机械科技有限公司
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Priority to CN202011290116.5A priority Critical patent/CN112495595B/en
Publication of CN112495595A publication Critical patent/CN112495595A/en
Application granted granted Critical
Publication of CN112495595B publication Critical patent/CN112495595B/en
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B04CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
    • B04BCENTRIFUGES
    • B04B3/00Centrifuges with rotary bowls in which solid particles or bodies become separated by centrifugal force and simultaneous sifting or filtering
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B04CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
    • B04BCENTRIFUGES
    • B04B7/00Elements of centrifuges
    • B04B7/02Casings; Lids
    • B04B7/04Casings facilitating discharge
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B04CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
    • B04BCENTRIFUGES
    • B04B7/00Elements of centrifuges
    • B04B7/08Rotary bowls
    • B04B7/18Rotary bowls formed or coated with sieving or filtering elements
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B04CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
    • B04BCENTRIFUGES
    • B04B9/00Drives specially designed for centrifuges; Arrangement or disposition of transmission gearing; Suspending or balancing rotary bowls
    • B04B9/02Electric motor drives

Abstract

The invention relates to the technical field of rice sieving devices, in particular to a rotary full-automatic rice sieving machine, which comprises: the rice screening machine comprises a shell, a screening drum, a driving device and a rice box; the wall surface of the shell of the rice-washing machine is composed of three baffles, the screen cylinder is also composed of three screen plates with different screen holes, each baffle corresponds to one screen plate, when one baffle is opened, only one kind of rice is separated, complete separation is ensured, and the condition that the rice with different sizes is distributed to the same place is avoided; according to the invention, the three baffles of the shell are controlled, and due to the arrangement of the irregular sliding groove, only one side baffle is opened each time, so that the corresponding sieve plate channel is opened, rice meeting the conditions in the mixed rice which does centrifugal motion in the separation area can be separated out, and only one side baffle is controlled each time, so that the condition that the separated rice is different in size is avoided, and the mixed rice can be completely separated.

Description

Rotary full-automatic rice sieving machine
Technical Field
The invention relates to the technical field of rice screening devices, in particular to a rotary full-automatic rice screening machine.
Background
With the improvement of living standard, people put forward more requirements on the eating quality and the processing quality of grains. In recent years, attention has been paid to the taste of rice, and in particular, attention has been paid to high-grade rice. The rice after hulling has different sizes and broken rice is also present. The price of rice has been decided to the size of rice, sieves the rice of equidimension not, can help the grading of rice and distinguish the price, gets rid of the unqualified niblet in the rice simultaneously, is favorable to improving the grade and the taste of rice more. At present, rice separation equipment mainly adopts a vibrating screen, and the separation efficiency is low.
Patent publication No. CN106733584B discloses a centrifugal rice screening machine, provides one kind and once only can accomplish and carry out screening plant to multistage rice, and its main working method is: the rice starts to do centrifugal motion under the rotation of the grading screen cylinder, the smaller rice enters the next grade grading screen from the screen holes, and the rice suction machines suck the rice with different sizes into the rice storage boxes respectively after the separation is finished. However, the rice suction machine must perform rice suction after all rice is screened, but the separation condition of the screen cylinder cannot be judged, and rice is not separated yet when the rice suction machine operates, so that rice with different sizes is sucked. This equipment may not guarantee that thorough stage screening can be carried out to rice.
Therefore, improvements can be made to the above problems.
Disclosure of Invention
Therefore, the present invention has been made in view of the above problems, and it is an object of the present invention to solve the problem of incomplete separation of rice of different sizes by using a design in which a classifying screen is intermittently opened. The invention realizes the aim through the following technical scheme:
a rotary full-automatic rice sieving machine comprises a shell, wherein a sieving drum is arranged in the shell, the shell comprises a fixed shell, a feeding hole is formed in the top of the fixed shell, and a first baffle, a second baffle and a third baffle are arranged on the periphery of the bottom of the fixed shell; a connecting rod is arranged at the junction between the first baffle plate, the second baffle plate and the third baffle plate; the top of the connecting rod is fixedly connected with the bottom of the fixed shell; a broken rice screen, a medium rice screen and a rice screen are sequentially arranged on the periphery of the screen cylinder close to the first baffle, the second baffle and the third baffle; the lower end of the connecting rod is fixedly connected with a control device; the bottom of the screen cylinder is connected with a rotary table in a sliding manner, and the rotary table and the screen cylinder form a separation area; the control device comprises a disc; the disc is arranged under the rotary table, and the periphery of the top of the disc is fixedly connected with the lower end of the connecting rod; the bottom of the disc is provided with a sliding chute, and a first telescopic rod, a second telescopic rod and a third telescopic rod are slidably connected inside the sliding chute; a driving device is arranged below the disc and comprises a rotating shaft, and the top of the rotating shaft penetrates through the middle of the disc and is fixedly connected with the middle of the bottom of the rotary disc; a rotating rod is arranged on the rotating shaft and close to the outer side of the bottom of the disc, and the top of the rotating rod is fixedly connected with the inner ends of the first telescopic rod, the second telescopic rod and the third telescopic rod; a gear is arranged in the middle of the outer side of the rotating rod, a cam is meshed and connected to the outer side of the gear, and the lower part of the cam is rotationally connected with the lower part of the rotating shaft through a belt; the lower end of the rotating shaft is rotatably connected with a motor, and rice boxes are arranged outside the control device and the driving device; the motor body is fixedly connected with the rack for mounting the rice bin.
Preferably, the first baffle, the second baffle and the third baffle are respectively matched with the broken rice screen, the medium rice screen and the rice screen.
Preferably, a partition plate is arranged in the rice bin, and an opening is formed in the top of the rice bin close to the partition plate; the opening is matched with the first baffle, the second baffle and the third baffle.
The invention has the following beneficial effects:
1. the wall surface of the shell of the rice-washing machine is composed of three baffles, the screen cylinder is also composed of three screen plates with different screen holes, each baffle corresponds to one screen plate, when one baffle is opened, only one kind of rice is separated, complete separation is ensured, and the condition that the rice with different sizes is distributed to the same place is avoided;
2. the control device controls the three baffles of the shell, and because of the arrangement of the irregular sliding groove, only one side baffle is opened each time, the corresponding sieve plate channel is opened, the rice meeting the conditions in the mixed rice which does centrifugal motion in the separation area can be separated, only one side baffle is controlled each time, the condition that the separated rice is different in size is avoided, and the mixed rice can be completely separated;
3. the racks of the cam are arranged at a certain distance, so that the gears meshed with the racks move intermittently, the control device intermittently opens the side baffle, and the screening effect of the mixed rice is ensured.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic view of the overall transmission structure of the present invention.
Fig. 3 is a schematic diagram of the overall transmission structure of the present invention.
Fig. 4 is a schematic structural diagram of the housing of the present invention.
Fig. 5 is a schematic structural diagram of a first baffle, a second baffle and a third baffle of the invention.
Fig. 6 is a schematic view of the structure of the screen cylinder of the present invention.
Fig. 7 is a schematic view of the connection of the housing and the screen cylinder of the present invention.
FIG. 8 is a schematic view of the connection of the housing, the screen cylinder, the turntable and the disk of the present invention
Fig. 9 is a schematic structural view of a disc of the present invention.
Fig. 10 is a schematic structural diagram of the control device of the present invention.
Fig. 11 is a schematic view of the connection between the control device and the housing according to the present invention.
Fig. 12 is a schematic structural diagram of a driving device of the present invention.
FIG. 13 is a schematic view of the structure of the rice bin of the present invention.
FIG. 14 is a schematic view of the structure of the rice bin and the outer casing of the present invention.
The rice crusher comprises a shell 1, a fixed shell 11, a baffle I12, a baffle II 13, a baffle III 14, a feed inlet 111, a sieve cylinder 2, a broken rice sieve 21, a medium rice sieve 22, a rice sieve 23, a rotary table 3, a separation zone 31, a control device 4, a disc 41, a chute 411, a telescopic rod I42, a telescopic rod II 43, a telescopic rod III 44, a cam 45, a belt 46, a gear 47, a driving device 5, a motor 51, a rotating shaft 52, a rotating rod 53, a rice box 6, a partition 61 and an opening 62.
Detailed Description
Preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings, so that those embodiments can be easily implemented by those having ordinary skill in the art to which the present invention pertains. However, the present invention may be embodied in many different forms and is not limited to the embodiments described below. In addition, in order to more clearly describe the present invention, components not connected to the present invention will be omitted from the drawings.
As shown in fig. 1-2, a rotary full-automatic rice sieving machine comprises: the device comprises a shell 1, a screen drum 2, a rotary table 3, a control device 4, a driving device 5 and a rice box 6;
as shown in fig. 3 to 5, the housing 1 includes: the device comprises a fixed shell 11, a first baffle 12, a second baffle 13 and a third baffle 14;
the fixed shell 11 is a cylinder with a hollow inner part, the top of the fixed shell is provided with a feeding port 111, and the lower end of the fixed shell is connected with a first baffle plate 12, a second baffle plate 13 and a third baffle plate 14;
the first baffle plate 12, the second baffle plate 13 and the third baffle plate 14 are one-third hollow cylinders, opposite surfaces of the first baffle plate, the second baffle plate and the third baffle plate are attached to each other, a circular pipeline can be spliced by the hollow cylinders, and the upper end of the circular pipeline is connected with the fixed shell 11; the first baffle plate 12, the second baffle plate 13 and the third baffle plate 14 can be opened outwards for a certain angle;
as shown in fig. 6-7, the screen cylinder 2 includes: a broken rice screen 21, a medium rice screen 22 and a rice screen 23;
the screen drum 2 is in a cylindrical pipeline form, the upper end of the screen drum is arranged on the fixed shell 11, the wall surface of the screen drum is provided with a broken rice screen 21, the aperture of the broken rice screen 21 can only allow broken rice to pass through, and the apertures of the broken rice screen 21 are uniformly arranged on the wall surface of the screen drum 2 at equal intervals and account for one third of the wall surface of the whole screen drum 2;
the arrangement mode of the middle rice screen 22 and the rice screen 23 is the same as the principle of the broken rice screen 21, and the broken rice screen 21, the middle rice screen 22 and the rice screen 23 are arranged equidistantly by taking the circle center of the screen cylinder 2 as the center;
the outer wall of the screen drum 2 is attached to the inner wall of the shell 1, the outer side wall surface of each screen mesh is attached to a corresponding baffle, namely a broken rice screen mesh 21 is attached to a baffle I12, a medium rice screen mesh 22 is attached to a baffle II 13, and a rice screen mesh 23 is attached to a baffle III 14, when the baffle I12, the baffle II 13 and the baffle III 14 are vertically closed, mixed rice in the screen drum 2 cannot be discharged, when the baffle on one side is opened, the corresponding screen mesh is opened, and the corresponding rice can be separated from the screen drum 2 and downwards slide along the corresponding baffle;
as shown in fig. 8, the turntable 3 is a cylinder, the side surface of the turntable is attached to the side surface of the bottom end of the screen cylinder 2, the upper end of the turntable 3, the inner wall of the screen cylinder 2 and the inner wall of the upper end of the fixed casing 11 form a separation area 31, the separation area 31 is a cylindrical area, and the separation area 31 can contain mixed rice, so as to ensure the subsequent separation process;
as shown in fig. 9 to 11, the control device 4 includes: the device comprises a disc 41, a sliding chute 411, a first telescopic rod 42, a second telescopic rod 43, a third telescopic rod 44, a cam 45, a belt 46 and a gear 47;
the disc 41 is attached below the rotary table 3, the periphery of the top of the disc is fixedly connected with the lower part of the fixed shell 11 through connecting rods arranged on the first baffle plate 12, the second baffle plate 13 and the third baffle plate 14, the bottom surface of the disc is provided with a sliding groove 411, and the sliding groove 411 is an irregular convex circle;
the inner end of the first telescopic rod 42 is attached to the circle center of the disc 41, the other end of the first telescopic rod 42 is arranged at the middle bottom of the first baffle plate 12, the middle of the first telescopic rod 42 is arranged on the surface of the chute 411 of the disc 41 through a shaft, when the shaft of the first telescopic rod 42 moves to one end, close to the outer side, of the chute 411 on the chute 411, the outer side end of the first telescopic rod 42 extends to enable the first baffle plate 12 connected with the first telescopic rod to be opened outwards, the rice crushing screen 21 attached to the first baffle plate 12 is opened, and crushed rice in mixed rice in the separation region 31 can come out of the rice crushing screen 21 and fall along the first baffle plate 12 to leave the separation region 31;
the second telescopic rod 43, the third telescopic rod 44 and the first telescopic rod 42 are arranged at equal intervals by taking the circle center of the disc 41 as the center, the second telescopic rod 43 is connected with the middle part of the lower end of the second baffle plate 13, and the third telescopic rod 44 is connected with the middle part of the lower end of the third baffle plate 14;
the lower end of the cam 45 is arranged on the rack, a rack is arranged on the rack and is arranged at equal intervals according to the circle center of the cam 45, the cam 45 is meshed with the gear 47, and the cam 45 intermittently drives the gear 47 to rotate at a slow speed;
as shown in fig. 12, the driving device 5 includes: a motor 51, a rotating shaft 52 and a rotating rod 53;
the side surface of the motor 51 is connected with the lower end of the cam 45 through a rod, so that the cam 45 is limited and can rotate stably;
the rotating shaft 52 is a solid cylinder, one end of the rotating shaft is connected to the motor 51, the other end of the rotating shaft is connected to the rotating disc 3 to drive the rotating disc 3 to rotate, and after the mixed rice enters the separation area 31, the rotating disc 3 drives the mixed rice to start to do centrifugal motion;
two ends of the belt 46 are respectively nested on the rotating shaft 52 and the rod, the rotating shaft 52 drives the belt 46 to rotate, and the belt 46 drives the cam 45 to rotate;
the rotating rod 53 is in a round tube shape, the inside of the rotating rod 53 is hollow, the rotating shaft 52 penetrates through the rotating rod 53, the two rotating processes are not interfered with each other, the upper end of the rotating rod is arranged at the bottom of the disc 41 and is connected with the second telescopic rod 43 and the third telescopic rod 44 and the first telescopic rod 42, the gear 47 is arranged on the outer side of the rotating rod in a nested mode, the gear 47 drives the rotating rod 53 to rotate, the first telescopic rod 42, the second telescopic rod 43 and the third telescopic rod 44 are driven by the rotating rod 53 to rotate, the first baffle 12, the second baffle 13 and the third baffle 14 which are connected with the rotating rod are intermittently opened, the mixed rice in the separation area 31 is firstly subjected to broken rice separation and then.
As shown in fig. 13 to 14, the rice bin 6 includes: partition 61, opening 62;
rice case 6 is cylindrical, is provided with baffle 61 on it, and baffle 61 quantity is three, and its equidistance sets up on rice case 6, and baffle 61 divides into three region with rice case 6, and its three collection area corresponds the rice whereabouts route of baffle one 12, baffle two 13 and baffle three 14 respectively, and rice case 6 upper end is provided with opening 62, collects the rice along baffle one 12, baffle two 13 and baffle three 14.
The working principle of the invention is as follows:
firstly, mixed rice enters the screen drum 2 from the feeding port 111 of the shell 1, is in the separation zone 31, and is firstly subjected to broken rice separation: the motor 51 rotates, the rotating disc 3 at the bottom of the screen drum 2 starts to rotate, the mixed rice starts to do centrifugal motion in the separation area 31, meanwhile, the motor 51 drives the belt 46 to rotate, the belt 46 drives the cam 45 to rotate, the cam 45 drives the meshed gear 47 to rotate, the gear 47 drives the rotating rod 53 to rotate, meanwhile, the first telescopic rod 42 connected with the rotating rod 53 is firstly stretched, the first telescopic rod 42 drives the first baffle plate 12 of the shell 1 to tilt outwards, the rice crushing screen 21 shielded by the first baffle plate 12 is opened, at the moment, the crushed rice in the mixed rice which does centrifugal motion leaves the separation area 31 through the rice crushing screen 21 and falls along the first baffle plate 12, and the separation of the crushed rice is finished; after the separation is required for a long time, along with the continuous rotation of the rotating rod 53, the first telescopic rod 42 returns to the original length, the first baffle plate 12 returns to the initial position to block the broken rice screen 21, at the moment, the second telescopic rod 43 is stretched, the second baffle plate 13 is opened, the middle rice screen 22 is opened, the middle rice in the mixed rice in centrifugal motion leaves the separation area 31, the rotating rod 53 continuously rotates, the rice leaves the separation area 31 according to the same principle, and therefore the separation of the mixed rice is completed.

Claims (3)

1. The utility model provides a full-automatic rice machine that sieves of rotation type, includes shell (1), its characterized in that: a screen cylinder (2) is arranged in the shell (1), the shell (1) comprises a fixed shell (11), a feeding hole (111) is formed in the top of the fixed shell (11), and a first baffle (12), a second baffle (13) and a third baffle (14) are arranged on the periphery of the bottom of the fixed shell (11); connecting rods are arranged at the junctions of the first baffle plate (12), the second baffle plate (13) and the third baffle plate (14); the top of the connecting rod is fixedly connected with the bottom of the fixed shell (11); a broken rice screen (21), a medium rice screen (22) and a rice screen (23) are sequentially arranged on the periphery of the screen drum (2) close to the first baffle (12), the second baffle (13) and the third baffle (14); the lower end of the connecting rod is fixedly connected with a control device (4); the bottom of the screen cylinder (2) is connected with a rotary table (3) in a sliding manner, and the rotary table (3) and the screen cylinder (2) form a separation area (31); the control device (4) comprises a disc (41); the disc (41) is arranged under the turntable (3), and the periphery of the top of the disc (41) is fixedly connected with the lower end of the connecting rod; the bottom of the disc (41) is provided with a sliding chute (411), and a first telescopic rod (42), a second telescopic rod (43) and a third telescopic rod (44) are connected in the sliding chute (411) in a sliding manner; a driving device (5) is arranged below the disc (41), the driving device (5) comprises a rotating shaft (52), and the top of the rotating shaft (52) penetrates through the middle of the disc (41) and is fixedly connected with the middle of the bottom of the rotating disc (3); a rotating rod (53) is arranged on the rotating shaft (52) and close to the outer side of the bottom of the disc (41), and the top of the rotating rod (53) is fixedly connected with the inner ends of a first telescopic rod (42), a second telescopic rod (43) and a third telescopic rod (44); a gear (47) is arranged in the middle of the outer side of the rotating rod (53), a cam (45) is meshed and connected to the outer side of the gear (47), and the lower part of the cam (45) is rotatably connected with the lower part of the rotating shaft (52) through a belt (46); the lower end of the rotating shaft (52) is rotatably connected with a motor (51), and rice boxes (6) are arranged on the outer sides of the control device (4) and the driving device (5); the body of the motor (51) is fixedly connected with the frame for mounting the rice box (6).
2. The rotary full-automatic rice sieving machine of claim 1, characterized in that: the baffle I (12), the baffle II (13) and the baffle III (14) are respectively matched with the broken rice screen (21), the medium rice screen (22) and the rice screen (23).
3. The rotary full-automatic rice sieving machine of claim 1, characterized in that: a partition plate (61) is arranged in the rice box (6), and an opening (62) is formed in the top of the rice box (6) and close to the partition plate (61); the opening (62) is matched with the first baffle plate (12), the second baffle plate (13) and the third baffle plate (14).
CN202011290116.5A 2020-11-18 2020-11-18 Rotary full-automatic rice sieving machine Active CN112495595B (en)

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Application Number Priority Date Filing Date Title
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CN112495595B CN112495595B (en) 2022-04-19

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114505177A (en) * 2022-04-18 2022-05-17 深圳市诚美有机玻璃制品有限公司 Centrifuge that plastic thermoforming used

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61216779A (en) * 1985-03-23 1986-09-26 Kaneko Agricult Machinery Unhulled rice selector
JPH10216635A (en) * 1997-01-31 1998-08-18 Tiger Kawashima Co Ltd Grain sorter
KR20100122399A (en) * 2009-05-12 2010-11-22 유한회사인동지알시 Waste glass screening dry-type apparatus
CN201823698U (en) * 2010-10-14 2011-05-11 安徽省砀山兴达罐业食品有限公司 Can grader
CN102669206A (en) * 2012-05-03 2012-09-19 长治市凯星食品机械有限公司 Dumpling machine demoulding device
CN209968856U (en) * 2019-04-10 2020-01-21 中国建设基础设施有限公司 Laboratory particle screening device
CN210171874U (en) * 2019-06-10 2020-03-24 应城市新都化工复合肥有限公司 Fertilizer fine powder particle sorting device
CN111804565A (en) * 2020-07-10 2020-10-23 章庆聪 Screening mechanism with adjustable screen mesh size

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61216779A (en) * 1985-03-23 1986-09-26 Kaneko Agricult Machinery Unhulled rice selector
JPH10216635A (en) * 1997-01-31 1998-08-18 Tiger Kawashima Co Ltd Grain sorter
KR20100122399A (en) * 2009-05-12 2010-11-22 유한회사인동지알시 Waste glass screening dry-type apparatus
CN201823698U (en) * 2010-10-14 2011-05-11 安徽省砀山兴达罐业食品有限公司 Can grader
CN102669206A (en) * 2012-05-03 2012-09-19 长治市凯星食品机械有限公司 Dumpling machine demoulding device
CN209968856U (en) * 2019-04-10 2020-01-21 中国建设基础设施有限公司 Laboratory particle screening device
CN210171874U (en) * 2019-06-10 2020-03-24 应城市新都化工复合肥有限公司 Fertilizer fine powder particle sorting device
CN111804565A (en) * 2020-07-10 2020-10-23 章庆聪 Screening mechanism with adjustable screen mesh size

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114505177A (en) * 2022-04-18 2022-05-17 深圳市诚美有机玻璃制品有限公司 Centrifuge that plastic thermoforming used
CN114505177B (en) * 2022-04-18 2022-06-21 深圳市诚美有机玻璃制品有限公司 Centrifuge that plastic thermoforming used

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