Grading device for rice processing

Abstract

The grading device for rice processing comprises a fixing frame, an installation shell is fixedly installed on the inner side wall of the fixing frame, two fixing plates are symmetrically and fixedly installed on the inner wall of the installation shell, a screen drum is arranged on the two fixing plates in a penetrating mode, and the screen drum is rotationally connected with the fixing plates. A spiral blade is fixedly mounted on the inner side wall of the screen drum, a driving mechanism is arranged on one side of the mounting shell and connected with the screen drum, an outer gear ring is fixedly mounted on the outer side wall of the screen drum, a brush roller is arranged between the two fixing plates, and the two ends of the brush roller are rotationally connected with the fixing plates; when the driving mechanism drives the screen drum to rotate and screen, the outer gear ring on the screen drum rotates synchronously, and then the rotating outer gear ring drives the brush roller to rotate through the gear meshed with the rotating outer gear ring, so that the brush roller can clean the rotating screen drum, and rice is prevented from being clamped in screen holes of the screen drum; and therefore, the screening efficiency and the product quality can be ensured.

Description

TECHNICAL FIELD

[0001] The utility model relates to rice processing field especially a kind of grading device for rice processing. BACKGROUND

[0002] Rice is also called rice, which is food made after rice is cleaned, hulled, milled and finished. Rice is the main food for most people in China.

[0003] It is known that the Chinese public authorization utility model CN217664632U discloses a grading and screening device for deep processing of rice, which includes a box body, the inside of the box body is provided with two screening assemblies extending to the right side of the box body, the right side of the box body is provided with two collecting bins located below the two screening assemblies respectively, and the top of the box body is provided with a dust collection assembly extending into the inside and fixedly connected with the inner top wall. The grading and screening device for deep processing of rice is provided with a driving assembly, which drives the worm to rotate by starting the servo motor, so that the meshing worm gear rotates and drives the cam to rotate. Under the cooperation of the second spring, the moving plate moves up and down, driving the knocking hammer to move up and down to knock the screening net. Under the cooperation of the first spring, the screening net reciprocates up and down, and the rice above it is screened, so as to speed up the screening speed and realize the purpose of high screening efficiency.

[0004] However, in the implementation of related technology, it is found that the above-mentioned scheme has the following problems: in the use process of the prior art, the screening net cannot be cleaned, so that the rice is easy to be stuck in the screening net screen hole in the sorting process, which will not only affect the screening efficiency and progress, but also reduce the product quality. Therefore, a grading device for rice processing is needed. UTILITY MODEL CONTENT

[0005] To solve the above problems, the utility model provides a grading device for rice processing to solve the problems existing in the prior art.

[0006] In order to achieve the above object, the utility model provides a kind of grading device for rice processing, including fixed frame, fixedly installed on the inner side wall of fixed frame is installation shell, two fixed plates are fixedly installed on the inner wall of installation shell, one screen cylinder is set on two fixed plates and is commonly penetrated, and the screen cylinder is rotatably connected between the fixed plate, the inner side wall of the screen cylinder is fixedly installed with helical blade, one side of the installation shell is provided with driving mechanism, and the driving mechanism is connected between the screen cylinder, the outer side wall of the screen cylinder is fixedly installed with external gear ring, the middle of two fixed plates is provided with brush roller, and the both ends of the brush roller are rotatably connected between the fixed plate, one end of the brush roller is fixedly installed with gear, and the gear is engagedly connected between the external gear ring, one side of the installation shell is provided with conveying mechanism, and one end of the conveying mechanism extends to the inner side of the screen cylinder.

[0007] Further, the driving mechanism includes a first motor fixedly installed on one side of the installation shell through a mounting bracket, an output end of the first motor extends to the inner side of the installation shell and is fixedly connected with a connecting bracket, and an outer side wall of the screen cylinder is fixedly installed with a fixed ring, and an end portion of the connecting bracket is fixedly connected with the fixed ring.

[0008] Further, a first discharge hopper and a second discharge hopper are fixedly installed at the bottom of the installation shell respectively, and the second discharge hopper is located on one side of the first discharge hopper.

[0009] Further, the conveying mechanism includes a housing fixedly installed on the installation shell, a helical conveying rod is rotatably installed on one side of an inner wall of the housing, a second motor is fixedly installed on one side of the housing, and an output end of the second motor is fixedly connected with the helical conveying rod.

[0010] Further, a supporting bracket is fixedly installed on one side of the installation shell, and the supporting bracket is located below the housing.

[0011] Further, the number of the brush rollers and the gears is three, and the three gears are engagedly connected with the external gear ring.

[0012] Compared with the prior art, the utility model has the beneficial effects that:

[0013] When the screen cylinder is rotated and screened by the driving mechanism, the external gear ring on the screen cylinder rotates synchronously, and then the rotating external gear ring drives the brush roller to rotate through the gears engagedly connected therewith, so that the brush roller can clean the screen cylinder in rotation, avoid the rice from being stuck in the screen holes of the screen cylinder, and further ensure the screening efficiency and product quality.

[0014] Through the conveying mechanism, the rice can enter the sieve cylinder at a uniform speed, so as to reduce the accumulation and blockage of the rice on the sieve cylinder, thereby keeping the sieve cylinder unobstructed and ensuring that the rice can smoothly pass through the sieve hole, and improving the screening quality.

[0015] For better understanding and implementation, the utility model is explained in detail below in combination with the drawings. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 is the whole structure schematic diagram of the utility model;

[0017] Figure 2 is the sectional structure schematic diagram of the installation shell in the utility model;

[0018] Figure 3 is the structure schematic diagram of the brush roller in the utility model;

[0019] Figure 4 is the structure schematic diagram of the driving mechanism in the utility model.

[0020] In the drawing: 1, fixed frame;2, installation shell;3, fixed plate;4, sieve cylinder;5, spiral blade;6, driving mechanism;61, first motor;62, connecting frame;63, fixed ring;7, outer gear ring;8, brush roller;9, gear;10, conveying mechanism;101, shell;102, spiral conveying rod;103, second motor;11, first discharge hopper;12, second discharge hopper;13, support frame. DETAILED DESCRIPTION

[0021] In order to have more clear understanding on the technical features, purposes and effects of the utility model, the specific implementation mode of the utility model is explained by referring to the drawings, but the protection scope of the utility model is not limited to the following.

[0022] Refer to Figures 1-4As shown, a rice processing grading device, including fixed frame 1, fixedly installed on the inner side wall of fixed frame 1 installation shell 2, two fixed plates 3 are symmetrically fixedly installed on the inner wall of installation shell 2, one sieve cylinder 4 is commonly provided on two fixed plates 3, and the sieve cylinder 4 is rotatably connected with the fixed plate 3, the inner side wall of the sieve cylinder 4 is fixedly installed with spiral blade 5, one side of the installation shell 2 is provided with driving mechanism 6, and the driving mechanism 6 is connected with the sieve cylinder 4, the outer side wall of the sieve cylinder 4 is fixedly installed with the outer gear ring 7, the middle of the two fixed plates 3 is provided with the brush roller 8, and the both ends of the brush roller 8 are rotatably connected with the fixed plate 3, one end of the brush roller 8 is fixedly installed with the gear 9, and the gear 9 is meshed with the outer gear ring 7, one side of the installation shell 2 is provided with the conveying mechanism 10, and one end of the conveying mechanism 10 extends to the inner side of the sieve cylinder 4, the bottom of the installation shell 2 is fixedly installed with the first discharge hopper 11 and the second discharge hopper 12 respectively, and the second discharge hopper 12 is located on one side of the first discharge hopper 11.

[0023] The utility model provides a technical scheme, when using, through conveying mechanism 10, make rice can even -speed enter sieve cylinder 4 in, then through driving mechanism 6 drive sieve cylinder 4 and rotate, thereby make sieve cylinder 4 when screening rice, will drive the outer gear ring 7 on it simultaneously and rotate, then rotating outer gear ring 7 drive brush roller 8 through with its meshed connection gear 9, and then make brush roller 8 can clean sieve cylinder 4, avoid rice and sieve cylinder 4's screen hole, then smaller rice is screened down from sieve cylinder 4, through the square mouth at the bottom of installation shell 2 and enter second discharge hopper 12, after then under the cooperation of second discharge hopper 12, make rice can accurate and complete and fall into the collection box etc. thing that prepositioned, then larger rice can move to one side of sieve cylinder 4 under the action of spiral blade 5, then through the strip -shaped mouth at the bottom of installation shell 2 and enter first discharge hopper 11, then again under the cooperation of first discharge hopper 11, make rice can accurate and complete and fall into the collection box etc. thing that prepositioned.

[0024] Preferably, the driving mechanism 6 includes a first motor 61 fixedly installed on one side of the installation shell 2 through a mounting bracket, an output end of the first motor 61 extends to the inside of the installation shell 2 and is fixedly connected with a connecting bracket 62, a fixed ring 63 is fixedly installed on the outer side wall of the sieve cylinder 4, and the end of the connecting bracket 62 is fixedly connected with the fixed ring 63.

[0025] Specifically, the first motor 61 drives the connecting bracket 62 to rotate, and the rotating connecting bracket 62 drives the fixed ring 63, so that the sieve cylinder 4 rotatably installed on the fixed plate 3 can rotate, thereby facilitating rice screening and driving the brush roller 8 to clean.

[0026] Preferably, the conveying mechanism 10 comprises a shell 101 fixedly installed on the mounting shell 2, a spiral conveying rod 102 is rotatably installed on one side of the inner wall of the shell 101, a second motor 103 is fixedly installed on one side of the shell 101, and the output end of the second motor 103 is fixedly connected with the spiral conveying rod 102.

[0027] Specifically, the spiral conveying rod 102 is driven to rotate by the second motor 103, so that the rotating spiral conveying rod 102 can uniformly convey the rice entering the shell 101 from the feeding hopper into the sieve cylinder 4 in the mounting shell 2, thereby reducing the accumulation and blockage of the rice on the sieve cylinder 4, and further ensuring the smoothness of the sieve cylinder 4.

[0028] Preferably, a supporting frame 13 is fixedly installed on one side of the mounting shell 2, and the supporting frame 13 is located below the shell 101.

[0029] Specifically, the shell 101 can be supported by the supporting frame 13, so as to ensure the stability of the conveying mechanism 10 in use.

[0030] Preferably, the number of the brush rollers 8 and the gears 9 is three, and the three gears 9 are in meshing connection with the outer gear ring 7.

[0031] Specifically, the three brush rollers 8 can improve the cleaning effect.

[0032] The above only discloses the preferred embodiments of the present application, and of course cannot limit the scope of the present application, so equivalent changes made according to the claims of the present application still belong to the scope of the present application.

Claims

1. A classification device for rice processing comprising a fixed frame (1), characterized in that, The inner side wall of the fixed frame (1) is fixedly installed with a mounting shell (2), the inner wall of the mounting shell (2) is fixedly installed with two fixed plates (3) in symmetry, one sieve cylinder (4) is arranged through the two fixed plates (3) in common, and the sieve cylinder (4) is rotatably connected with the fixed plate (3); The inner side wall of the sieve cylinder (4) is fixedly installed with a spiral blade (5); One side of the mounting shell (2) is provided with a driving mechanism (6), and the driving mechanism (6) is connected with the sieve cylinder (4); The outer side wall of the sieve cylinder (4) is fixedly installed with an outer gear ring (7), the middle of the two fixed plates (3) is provided with a brush roller (8), both ends of the brush roller (8) are rotatably connected with the fixed plate (3), one end of the brush roller (8) is fixedly installed with a gear (9), and the gear (9) is meshedly connected with the outer gear ring (7); One side of the mounting shell (2) is provided with a conveying mechanism (10), and one end of the conveying mechanism (10) extends to the inner side of the sieve cylinder (4).

2. The grading device for rice processing according to claim 1, characterized in that: The driving mechanism (6) comprises a first motor (61) fixedly installed on one side of the mounting shell (2) through a mounting bracket, the output end of the first motor (61) extends to the inner side of the mounting shell (2) and is fixedly connected with a connecting bracket (62), the outer side wall of the sieve cylinder (4) is fixedly installed with a fixed ring (63), and the end of the connecting bracket (62) is fixedly connected with the fixed ring (63).

3. The grading device for rice processing according to claim 1, characterized in that: The bottom of the mounting shell (2) is fixedly installed with a first discharge hopper (11) and a second discharge hopper (12) respectively, and the second discharge hopper (12) is located on one side of the first discharge hopper (11).

4. The grading device for rice processing according to claim 1, characterized in that: The conveying mechanism (10) comprises an outer shell (101) fixedly installed on the mounting shell (2), a spiral conveying rod (102) rotatably installed on one side of the inner wall of the outer shell (101), a second motor (103) fixedly installed on one side of the outer shell (101), and the output end of the second motor (103) is fixedly connected with the spiral conveying rod (102).

5. The grading device for rice processing according to claim 4, characterized in that: One side of the mounting shell (2) is fixedly installed with a support frame (13), and the support frame (13) is located below the outer shell (101).

6. The grading device for rice processing according to claim 1, characterized in that: The number of the brush roller (8) and the gear (9) is three, and the three gears (9) are meshedly connected with the outer gear ring (7).

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