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CN-224208480-U - Screening device for rice processing

CN224208480UCN 224208480 UCN224208480 UCN 224208480UCN-224208480-U

Abstract

The utility model discloses a screening device for rice processing, which comprises a protective box, wherein the inner bottom of the protective box is fixedly connected with a screening box, a screening net I is arranged in the screening box, a beating roller is arranged below the screening net I, the outer surface of the beating roller is fixedly connected with beating rubber, two ends of the beating roller are fixedly connected with driven gears, and two sides of the inner wall of the protective box are fixedly connected with sliding tracks. According to the utility model, the reciprocating cylinder is started, so that the movable plate slides reciprocally in the U-shaped support frame, two driving racks on the movable plate slide in the sliding track, the driving racks are matched with the driven gears, the two beating rollers rotate below the screening net, the beating rubber on the beating rollers beats the bottom of the screening net I, and rice clamped in the screening net I is beaten, so that rice can be clamped in the screening net holes when the screening net I is used, and the screening efficiency of equipment can be improved.

Inventors

  • YANG MINGXIONG
  • YANG WEIDONG
  • ZHU WENCHUAN
  • YANG WEICHENG

Assignees

  • 广东顺源米业有限公司

Dates

Publication Date
20260508
Application Date
20250321

Claims (7)

  1. 1. A screening device for rice processing comprises a protective box (1), and is characterized in that the inner bottom of the protective box (1) is fixedly connected with a screening box (14), a screening net I (15) is arranged in the screening box (14), a beating roller (8) is arranged below the screening net I (15), a beating rubber (9) is fixedly connected with the outer surface of the beating roller (8), driven gears (7) are fixedly connected with the two ends of the beating roller (8), sliding rails (6) are fixedly connected with the two sides of the inner wall of the protective box (1), driving racks (5) are fixedly connected with the two inner walls of the sliding rails (6), one sides of the driving racks (5) are meshed with the outer surfaces of the two driven gears (7) respectively, a U-shaped supporting frame (2) is fixedly connected with one side of the protective box (1), a reciprocating cylinder (3) is fixedly arranged on one side of the U-shaped supporting frame (2), a movable plate (4) is fixedly connected with an output rod of the reciprocating cylinder (3), two sides of the reciprocating cylinder (4) are fixedly connected with one end of the reciprocating cylinder (4), two sides of the driving racks (17) are fixedly connected with one end of each driving rack (17), one end of each of the four reset springs (18) is fixedly connected with the lower end of the first screening net (15), and a vibrating motor (16) is fixedly arranged in the middle of the lower end of the first screening net (15).
  2. 2. A screening device for rice processing according to claim 1, wherein a second screening net (19) is provided below the vibration motor (16).
  3. 3. The screening device for rice processing according to claim 1, wherein an impurity hourglass (28) is fixedly communicated with the middle part of the lower end of the screening box (14), an impurity discharging groove (13) is formed in the middle part of the lower end of the protecting box (1), and the inner wall of the impurity discharging groove (13) is fixedly connected with the outer surface of the impurity hourglass (28).
  4. 4. The screening device for rice processing according to claim 1, wherein a discharging hourglass (10) is fixedly communicated with the upper end of the protective box (1), and one end of the discharging hourglass (10) is fixedly communicated with one side of the screening box (14).
  5. 5. A screening device for rice processing according to claim 4, wherein a driving device (11) is fixedly arranged on one side of the blanking hourglass (10), a transmission mechanism (12) is connected with the output end of the driving device (11) in a transmission mode, a mounting block (17) is rotatably connected to the other side of the blanking hourglass (10), a transmission shaft (22) is fixedly connected to the middle part of one side of the mounting block (17), one end of the transmission shaft (22) is fixedly connected with the output end of the transmission mechanism (12), a rotating disc (27) is rotatably connected to the other side of the blanking hourglass (10), and one end of the transmission shaft (22) is fixedly connected to the middle part of one side of the rotating disc (27).
  6. 6. The screening device for rice processing according to claim 5, wherein a poking rod (23) is fixedly connected to one side of the rotating disc (27) close to the edge, a special-shaped disc (21) is rotatably connected to the middle of one side of the blanking hourglass (10), a plurality of poking grooves (25) are formed in one side of the outer surface of the special-shaped disc (21), the outer surface of the poking rod (23) is slidably connected with the inner wall of any poking groove (25), a blanking frame (20) is fixedly connected to one side of the special-shaped disc (21), and the blanking frame (20) is located in the blanking hourglass (10) and rotatably connected.
  7. 7. The screening device for rice processing according to claim 6, wherein the outer surface of the transmission shaft (22) is fixedly connected with a limiting disc (24), a plurality of limiting grooves (26) are formed in the other side of the outer surface of the special-shaped disc (21), and the outer surface of the limiting disc (24) is in sliding connection with the inner wall of any one of the limiting grooves (26).

Description

Screening device for rice processing Technical Field The utility model relates to the technical field of rice screening equipment, in particular to a screening device for rice processing. Background Rice is also called rice or rice, is an edible cereal, annual herbaceous plants are warm and humid, the southern China commonly called as rice or millet, dehulled cereal is rice, however, when rice is processed, a screening device is needed to separate impurities in the rice, and rice grains with different sizes are classified, so that the quality of the processed rice is ensured. In the prior art, as chinese patent CN221086243U discloses a stone removing device for rice processing and screening, including main body shell, sieving mechanism, material feeding unit, storage device, updraft ventilator, belt cleaning device, blast apparatus, maintenance device and control panel, through setting up flexible vibrating rod, macropore screen cloth and aperture screen cloth, rice makes the stone separation through the screening process of macropore screen cloth and aperture screen cloth, has obviously improved screening quality, has increased work efficiency to show the time of screening rice. At present, most screening devices for rice processing are likely to have the same aperture of partial rice and screening net during screening, so that partial rice is blocked in the screening net and is used for a long time, so that the screening efficiency of the screening net is low, and the screening device is inconvenient to use. Disclosure of utility model The utility model aims to provide a screening device for rice processing, which is used for solving the problems in the background technology. The screening device for rice processing comprises a protective box, wherein the inner bottom of the protective box is fixedly connected with a screening box, a screening net I is arranged in the screening box, a beating roller is arranged below the screening net I, the outer surface of the beating roller is fixedly connected with beating rubber, driven gears are fixedly connected to two ends of the beating roller, sliding tracks are fixedly connected to two sides of the inner wall of the protective box, driving racks are fixedly connected to the inner walls of the two sliding tracks in a sliding manner, one sides of the driving racks are respectively meshed with the outer surfaces of the two driven gears, a U-shaped support frame is fixedly connected to one side of the protective box, a reciprocating cylinder is fixedly arranged on one side of the U-shaped support frame, an output rod of the reciprocating cylinder is fixedly connected with a movable plate, and two sides of the movable plate are respectively connected with one ends of the two driving racks in a rotating manner. As the further preferred of this technical scheme, the equal fixedly connected with of inner wall both sides of screening case two installation pieces, four the equal fixedly connected with reset spring of upper end of installation piece, four reset spring's one end all with screening net one's lower extreme fixed connection, screening net one's lower extreme middle part fixed mounting has vibrating motor, vibrating motor's below is provided with screening net two. As a further preferable mode of the technical scheme, an impurity hourglass is fixedly communicated with the middle of the lower end of the screening box, an impurity discharging groove is formed in the middle of the lower end of the protecting box, and the inner wall of the impurity discharging groove is fixedly connected with the outer surface of the impurity hourglass. As a further preferable mode of the technical scheme, the upper end of the protective box is fixedly communicated with a blanking hourglass, and one end of the blanking hourglass is fixedly communicated with one side of the screening box. As a further preferable mode of the technical scheme, a driving device is fixedly arranged on one side of the blanking hourglass, a transmission mechanism is connected to the output end of the driving device in a transmission mode, a mounting block is connected to the other side of the blanking hourglass in a rotating mode, a transmission shaft is fixedly connected to the middle of one side of the mounting block, one end of the transmission shaft is fixedly connected with the output end of the transmission mechanism, a rotating disc is connected to the other side of the blanking hourglass in a rotating mode, and the middle of one side of the rotating disc is fixedly connected with one end of the transmission shaft. As a further preferred of the technical scheme, one side of the rotating disc is close to the edge and fixedly connected with a poking rod, a special-shaped disc is rotationally connected to the middle of one side of the blanking hourglass, a plurality of poking grooves are formed in one side of the outer surface of the special-shaped disc, the outer surface of the poking rod is in slid