CN219334947U

CN219334947U - Chaff and crushed rice separating cylinder

Info

Publication number: CN219334947U
Application number: CN202320631865.2U
Authority: CN
Inventors: 李春雷; 韩网生; 杨开; 陈舟锐; 韩晶
Original assignee: Jiangsu Jingying Grain Machinery Manufacturing Co ltd
Current assignee: Jiangsu Jingying Grain Machinery Manufacturing Co ltd
Priority date: 2023-03-27
Filing date: 2023-03-27
Publication date: 2023-07-14
Anticipated expiration: 2033-03-27

Abstract

The utility model discloses a bran and crushed rice separating cylinder, which comprises: a bracket; the left side and the right side of the top end of the support are fixedly provided with support seats; the rotating shaft is arranged on the inner side of the supporting seat; the left end and the right end of the outer wall of the rotating shaft are fixedly provided with a plurality of supporting rods; the screen cylinder is fixedly arranged on the outer wall of the supporting rod; the receiving hopper is arranged at one end of the inner side of the bracket; the vibration driving mechanism is arranged on one side of the supporting seat; the sealed discharging mechanism is arranged on one side of the screen cylinder. This chaff separation section of thick bamboo, through being provided with vibration drive mechanism can control the pivot and drive the rotation of screen drum to steadily vibrate from top to bottom under the restriction of high strength spring, spout and slider, thereby can realize when rotating the screen drum, and vibrate it, in order to improve screening effect, and shorten screening time.

Description

Chaff and crushed rice separating cylinder

Technical Field

The utility model relates to the technical field of grain processing, in particular to a bran and broken rice separating cylinder.

Background

The separation of chaff and crushed rice is an indispensable procedure in rice processing enterprises, and the separated chaff and crushed rice can generate different economic values and practical values;

at present, the rice chaff and broken rice are separated by controlling the rotation of the screen drum generally, but the separation speed of the rice chaff and the broken rice is slower in the rotation process of the screen drum, the effective screening effect cannot be achieved, the two sides of the existing separation screen drum are all in a through shape, and the rice chaff and the broken rice which are not separated are easily screened out from one side, so that the practicability is poor.

Disclosure of Invention

The utility model aims to provide a chaff separating cylinder, which solves the problems that the separation speed of chaff and broken rice is low, the effective screening effect cannot be achieved, the two sides of the existing separating screen cylinder are all in a through shape, and the chaff and the broken rice which are not completely separated are easily screened out from one side, so that the practicability is poor.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a bran and crushed product separating tube comprising:

a bracket;

the left side and the right side of the top end of the support are fixedly provided with support seats;

the rotating shaft is arranged on the inner side of the supporting seat;

the left end and the right end of the outer wall of the rotating shaft are fixedly provided with a plurality of supporting rods;

the screen cylinder is fixedly arranged on the outer wall of the supporting rod;

the receiving hopper is arranged at one end of the inner side of the bracket;

the vibration driving mechanism is arranged on one side of the supporting seat;

the sealed discharging mechanism is arranged on one side of the screen cylinder.

Preferably, the diameter of the inner cavity of the screen cylinder gradually increases from left to right.

Preferably, in order to control the rotation of the screen cylinder, the vibration driving mechanism includes: the mounting plate is fixedly arranged at one end of the rear side of the bracket; the motor is fixedly arranged at the top end of the mounting plate; the output end of the motor is connected with the first belt pulley in a key way; the second toothed belt wheel is connected with one end of the outer wall of the rotating shaft in a key manner; and the toothed belt is meshed and sleeved with the outer walls of the first toothed belt pulley and the second toothed belt pulley.

Preferably, the vibration driving mechanism further includes: the bearing seat is spliced with the inner side of the supporting seat, and the rotating shaft is rotatably arranged on the inner wall of the bearing seat through a bearing; the sliding blocks are arranged on the front side and the rear side of the inner cavity of the supporting seat along the up-down direction, the sliding blocks are inserted into the inner cavity of the sliding grooves, and the bearing seat is fixedly connected with the sliding blocks; the high-strength spring is fixedly arranged between the bearing seat and the bracket.

Preferably, the diameter of the first toothed pulley is smaller than the diameter of the second toothed pulley.

Preferably, in order to seal one side of the screen cylinder, the seal discharging mechanism includes: the sealing cover is sleeved with the outer wall of the rotating shaft, and is sleeved with one side of the screen cylinder in an adaptive manner; the connecting piece is fixedly arranged at the top ends of the screen cylinder and the sealing cover; the hydraulic cylinder is rotatably arranged between the two connecting pieces through a pin shaft; the bar key is fixedly arranged on one side of the outer wall of the rotating shaft, and the sealing cover is matched and sleeved with the bar key.

Compared with the prior art, the utility model has the beneficial effects that: a bran and crushed rice separating tube;

1. the vibration driving mechanism is arranged to control the rotating shaft to drive the screen drum to rotate and to perform up-and-down stable vibration under the limitation of the high-strength spring, the sliding chute and the sliding block, so that the screen drum can be vibrated when rotating, the screening effect is improved, and the screening time is shortened;

2. the sealing discharging mechanism is arranged to control one side of the sieve cylinder to be closed, so that bran and crushed rice which is not completely separated is prevented from scattering out through one side of the sieve cylinder, the bran and crushed rice is fully separated, and the practicability is high.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is an enlarged view of the utility model at A in FIG. 1;

FIG. 3 is a front cross-sectional view of a screen cylinder of the present utility model;

fig. 4 is a right side cross-sectional view of the support base of the present utility model.

In the figure: 1. a bracket; 2. a support base; 3. a rotating shaft; 4. a support rod; 5. a screen drum; 6. a receiving hopper; 7. a vibration driving mechanism; 71. a mounting plate; 72. a motor; 73. a first toothed pulley; 74. a second toothed pulley; 75. a toothed belt; 76. a bearing seat; 77. a slide block; 78. a chute; 79. a high-strength spring; 8. sealing the discharging mechanism; 81. sealing cover; 82. a connecting piece; 83. a hydraulic cylinder; 84. bar-shaped keys.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present utility model provides a technical solution: a bran and crushed product separating tube comprising: the device comprises a bracket 1, a supporting seat 2, a rotating shaft 3, a supporting rod 4, a screen drum 5, a receiving hopper 6, a vibration driving mechanism 7 and a sealing discharging mechanism 8;

the support seat 2 is fixedly arranged on the left side and the right side of the top end of the support 1, the rotating shaft 3 is arranged on the inner side of the support seat 2, a plurality of support rods 4 are fixedly arranged on the left end and the right end of the outer wall of the rotating shaft 3, the screen cylinder 5 is fixedly arranged on the outer wall of the support rod 4, the receiving hopper 6 is arranged on the inner side of the support 1, the vibration driving mechanism 7 is arranged on one side of the support seat 2, and the sealing discharging mechanism 8 is arranged on one side of the screen cylinder 5.

Preferably, the diameter of the inner cavity of the screen cylinder 5 is gradually increased from left to right, so that the materials in the screen cylinder 5 can slide from one side to the other side.

Preferably, the vibration driving mechanism 7 further includes: mounting plate 71, motor 72, first toothed pulley 73, second toothed pulley 74, toothed belt 75, bearing housing 76, slider 77, chute 78, and high-strength spring 79;

in order to control the rotation of the rotating shaft 3, the mounting plate 71 is fixedly arranged at one end of the rear side of the bracket 1, the motor 72 is fixedly arranged at the top end of the mounting plate 71, the output end of the motor 72 is connected with the first toothed belt pulley 73 in a key way, the second toothed belt pulley 74 is connected with one end of the outer wall of the rotating shaft 3 in a key way, the toothed belt 75 is meshed and sleeved with the outer walls of the first toothed belt pulley 73 and the second toothed belt pulley 74, the motor 72 is in the prior art, and the motor 72 can drive the first toothed belt pulley 73 to rotate clockwise so that the first toothed belt pulley 73 drives the toothed belt 75 to transmit so that the second toothed belt pulley 74 rotates.

In order to enable the bearing seat 76 to move up and down, the bearing seat 76 is inserted into the inner side of the supporting seat 2, the rotating shaft 3 is rotatably arranged on the inner wall of the bearing seat 76 through a bearing, sliding grooves 78 are formed in the front side and the rear side of the inner cavity of the supporting seat 2 along the up-down direction, sliding blocks 77 are inserted into the inner cavity of the sliding grooves 78, and the bearing seat 76 is fixedly connected with the sliding blocks 77;

in order to enable the bearing housing 76 to vibrate, a high-strength spring 79 is fixedly provided between the bearing housing 76 and the bracket 1.

Preferably, the diameter of the first toothed pulley 73 is smaller than the diameter of the second toothed pulley 74, so as to reduce the rotation speed of the rotating shaft 3 driven by the second toothed pulley 74.

Preferably, further, the sealed discharging mechanism 8 comprises: a seal cover 81, a connecting member 82, a hydraulic cylinder 83, and a bar key 84;

in order to control the sealing cover 81 to move left and right, the sealing cover 81 is sleeved with the outer wall of the rotating shaft 3, the sealing cover 81 is matched and sleeved with one side of the screen drum 5, connecting pieces 82 are fixedly arranged at the top ends of the screen drum 5 and the sealing cover 81, and a hydraulic cylinder 83 is rotatably arranged between the two connecting pieces 82 through a pin shaft;

in order to enable the rotating shaft 3 to drive the sealing cover 81 to rotate, a bar key 84 is fixedly arranged on one side of the outer wall of the rotating shaft 3, and the sealing cover 81 is in fit connection with the bar key 84.

The detailed connection means are known in the art, and the following mainly describes the working principle and process, and the specific work is as follows.

Step one: the motor 72 is controlled to start, the motor 72 can drive the first toothed belt pulley 73 to rotate clockwise, so that the first toothed belt pulley 73 drives the toothed belt 75 to transmit, so that the second toothed belt pulley 74 rotates, and the rotating shaft 3 can be driven to rotate, so that the screen drum 5 is controlled to rotate under the support of the supporting seat 2, bran and crushed rice is put into the screen drum 5, and the bran and crushed rice is separated and screened under the rotation of the screen drum 5;

step two: when the rotating shaft 3 is controlled to rotate, the rotating shaft 3 can drive a transmission force to the bearing seat 76, so that the bearing seat 76 can vibrate stably up and down under the limitation of the high-strength spring 79, the sliding groove 78 and the sliding block 77, and the screen drum 5 can vibrate when rotating, so that the screening effect is improved, and the screening time is shortened;

step three: when the chaff rotates to one side of the screen cylinder 5, the chaff can be prevented from scattering under the sealing of the sealing cover 81, the chaff can be fully separated, the hydraulic cylinder 83 is controlled to be started, the hydraulic cylinder 83 pushes the connecting piece 82 on one side to move to one side, the sealing cover 81 is enabled to move to one side of the rotating shaft 3 under the limitation of the bar key 84, one side of the screen cylinder 5 can be opened, and then materials in the screen cylinder 5 can be rolled out into the receiving hopper 6, so that discharging in the screen cylinder 5 is completed.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A bran and crushed rice separating tube, characterized by comprising:

a bracket (1);

the support seat (2) is fixedly arranged on the left side and the right side of the top end of the support (1);

the rotating shaft (3) is arranged on the inner side of the supporting seat (2);

the left end and the right end of the outer wall of the rotating shaft (3) are fixedly provided with a plurality of supporting rods (4);

the screen cylinder (5) is fixedly arranged on the outer wall of the supporting rod (4);

a receiving hopper (6) arranged at one end of the inner side of the bracket (1);

the vibration driving mechanism (7) is arranged on one side of the supporting seat (2);

the sealed discharging mechanism (8) is arranged at one side of the screen cylinder (5).

2. The chaff separator bowl of claim 1, wherein: the diameter of the inner cavity of the screen cylinder (5) is gradually increased from left to right.

3. The chaff separator bowl of claim 1, wherein: the vibration drive mechanism (7) includes:

the mounting plate (71) is fixedly arranged at one end of the rear side of the bracket (1);

a motor (72) fixedly arranged at the top end of the mounting plate (71);

the output end of the motor (72) is connected with the first belt pulley (73) in a key way;

the second toothed belt wheel (74) is connected with one end of the outer wall of the rotating shaft (3) in a key manner;

and the toothed belt (75) is meshed and sleeved with the outer walls of the first toothed belt pulley (73) and the second toothed belt pulley (74).

4. A bran and crushed separating tube as claimed in claim 3, wherein: the vibration drive mechanism (7) further includes:

the bearing seat (76) is spliced with the inner side of the supporting seat (2), and the rotating shaft (3) is rotatably arranged on the inner wall of the bearing seat (76) through a bearing;

the sliding block (77) is arranged on the front side and the rear side of the inner cavity of the supporting seat (2) along the up-down direction, the sliding block (77) is inserted into the inner cavity of the sliding groove (78), and the bearing seat (76) is fixedly connected with the sliding block (77);

and the high-strength spring (79) is fixedly arranged between the bearing seat (76) and the bracket (1).

5. The bran and crushed separating tube according to claim 4, wherein: the diameter of the first toothed pulley (73) is smaller than the diameter of the second toothed pulley (74).

6. The chaff separator bowl of claim 1, wherein: the sealed discharging mechanism (8) comprises:

the sealing cover (81) is sleeved with the outer wall of the rotating shaft (3), and the sealing cover (81) is sleeved with one side of the screen drum (5) in an adaptive manner;

the connecting piece (82) is fixedly arranged at the top ends of the screen cylinder (5) and the sealing cover (81);

the hydraulic cylinder (83) is rotatably arranged between the two connecting pieces (82) through a pin shaft;

the bar key (84), the fixed bar key (84) that sets up in outer wall one side of pivot (3), just sealed lid (81) with bar key (84) adaptation cup joints.