CN115382604B

CN115382604B - Bran screening device of rice mill

Info

Publication number: CN115382604B
Application number: CN202211322664.0A
Authority: CN
Inventors: 周世壮; 张雅仪
Original assignee: Hainan Hexiangnian Grain And Oil Industry Co ltd
Current assignee: Hainan Hexiangnian Grain And Oil Industry Co ltd
Priority date: 2022-10-27
Filing date: 2022-10-27
Publication date: 2023-07-11
Anticipated expiration: 2042-10-27
Also published as: CN115382604A

Abstract

The invention discloses a bran screening device of a rice mill, which belongs to the field of rice mills and comprises a shell, wherein two arc holes are symmetrically formed in the rear end of the shell, a limiting rod is connected in the middle of the arc holes in a sliding mode, a shielding plate is fixedly connected to the front end of the limiting rod, a column body is fixedly connected to the rear end of the shell, a column groove is formed in the middle of the column body, a first compression spring is placed in the middle of the column groove, a vertical rod is connected in a sliding mode to the lower end of the column groove, a cross rod is fixedly connected to the lower end of the vertical rod, sliding grooves are formed in the left end and the right end of the cross rod, a linkage rod is connected in the middle of the sliding groove in a sliding mode, I-shaped buckles are formed in the lower end of the linkage rod, the processed rice and rice hulls can be stored for a short time through the limiting rod, and a blower blows away and separates the rice, and the rice is transported away through a material transporting structure, so that the rice mill can be intermittently collected under the condition of continuously processing the rice, and the working efficiency is improved.

Description

Bran screening device of rice mill

Technical Field

The invention relates to the field of rice mills, in particular to a bran screening device of a rice mill.

Background

With the progress and development of society, the progress of agricultural mechanization is faster and faster, and the planting and processing of rice have been increasingly completed using mechanization.

Threshing rice requires processing operation by using a rice mill, the rice mill separates rice from rice hulls of the rice, and then collecting the rice.

Traditional rice mill chaff device on the market only can separate work with rice and rice husk, and rice is constantly processed out, need close the rice mill with the sack of renewing after filling up in a sack rice, this just leads to the discontinuous of rice processing work, causes work efficiency's reduction.

Disclosure of Invention

1. Technical problem to be solved

Aiming at the problems in the prior art, the invention aims to provide a bran sieving device of a rice mill, which can realize the short-term storage of processed rice and rice hulls through the baffle plate, blow away and separate the rice hulls by a blower, and transport away the rice by a material transporting structure, so that the rice mill intermittently collects the rice under the condition of continuously processing the rice, and the working efficiency is improved.

2. Technical proposal

In order to solve the problems, the invention adopts the following technical scheme.

The utility model provides a rice mill's bran screening device, includes the casing, casing lower extreme fixedly connected with four supports, two stock guide of casing middle part fixedly connected with, casing upper end fixedly connected with hopper, casing middle part fixedly mounted has two husk rice rollers, husk rice roller rear end fixedly connected with gear, two arc holes have been seted up to casing rear end symmetry, arc hole middle part sliding connection has the gag lever post, gag lever post front end fixedly connected with shielding plate, casing rear end fixedly connected with cylinder, the cylinder middle part has been seted up the cylindrical groove, the first compression spring has been placed in the cylinder middle part, cylinder lower extreme sliding connection has the montant, montant lower extreme fixedly connected with horizontal pole, the sliding tray has all been seted up at both ends about the horizontal pole, sliding tray middle part sliding connection has the gangbar, I-shaped buckle has been seted up to the gangbar lower extreme, two storage plates of casing front end middle part fixedly connected with, be located storage plate upper end fixed connection has the gag lever post, gag lever post front end fixedly connected with shielding plate, the cylinder end fixedly connected with cylinder end, the rotation end is located the cylinder end fixedly connected with cylinder end, the cylinder end fixedly connected with rotary motion carrier. The baffle is used for temporarily storing the processed rice and rice hulls, the blower blows away and separates the rice hulls, and the material conveying structure conveys away the rice, so that the intermittent collection of the rice by the rice mill under the condition of continuously processing the rice is realized, and the working efficiency is improved.

Further, the fortune material structure includes the riding block, a plurality of standing grooves have been seted up to riding block outside equiangular degree, standing groove upper end fixedly connected with rubber strip, rubber strip fixedly connected with blend stop, the second compression spring has been placed at the standing groove middle part for fortune material structure can raise the rice husk and blow away by the air-blower, and rice is transported to the stock guide.

Further, the gag lever post and gangbar fixed connection, and two the shielding plate blocks the effect to rice for the gangbar can drive the gag lever post and move at the arc hole middle part, and the shielding plate can block rice and rice husk.

Further, first compression spring lower extreme and montant upper end fixed connection, and the annular arch has been seted up to the montant upper end for first compression spring can drive the montant motion, and the montant is difficult for dragging out from the cylindricality groove middle part.

Furthermore, I shape buckle and sliding tray phase-match, and the horizontal pole is located the casing rear side for I shape buckle can slide at the sliding tray middle part, and the horizontal pole can control the actuating lever.

Further, one end of the transmission belt far away from the transmission is sleeved on the outer side of the transfer rod, and the cam is located under the cross rod, so that the transmission belt can drive the transfer rod to rotate, and the cam can drive the cross rod to move.

Further, the shape of the supporting block is a cylinder with a missing 90-degree angle, and the supporting block fills the gap between the lower ends of the two storage plates, so that the supporting block can convey rice, and the rice between the supporting block and the storage plates is not easy to spill.

Further, second compression spring and blend stop lower extreme fixed connection, and blend stop and standing groove assorted for second compression spring can be through bouncing the rice husk to the elasticity effect of blend stop, and the baffle can be retrieved the standing groove middle part.

Further, the striker plate limits the barrier strip, and the barrier strip rotates to the inside of the placing groove along the rubber strip, so that the barrier strip can be pressed into the placing groove by the striker plate.

3. Advantageous effects

Compared with the prior art, the invention has the advantages that:

(1) This scheme carries out the transient storage to rice and the rice husk after processing through this baffle to and the air-blower blows away the separation with the rice husk, and fortune material structure transports away rice to make the intermittent type nature of rice machine under the circumstances of uninterrupted processing rice collect, improve work efficiency.

(2) The material transporting structure comprises a supporting block, a plurality of holding grooves are formed in the outer side of the supporting block at equal angles, rubber strips are fixedly connected to the upper ends of the holding grooves, barrier strips are fixedly connected to the rubber strips, and second compression springs are placed in the middle of the holding grooves, so that the material transporting structure can lift rice hulls to be blown away by a blower, and rice is transported to a material guiding plate.

(3) The gag lever post and gangbar fixed connection, and two the shielding plate blocks the effect to rice for the gangbar can drive the gag lever post and move at arc hole middle part, and the shielding plate can block rice and rice husk.

(4) The lower end of the first compression spring is fixedly connected with the upper end of the vertical rod, and the upper end of the vertical rod is provided with an annular bulge, so that the first compression spring can drive the vertical rod to move, and the vertical rod is not easy to drag out from the middle of the cylindrical groove.

(5) The I-shaped buckle is matched with the sliding groove, and the cross rod is positioned at the rear side of the shell, so that the I-shaped buckle can slide in the middle of the sliding groove, and the cross rod can control the linkage rod.

(6) One end of the transmission belt, which is far away from the speed changer, is sleeved on the outer side of the transfer rod, and the cam is positioned under the cross rod, so that the transmission belt can drive the transfer rod to rotate, and the cam can drive the cross rod to move.

(7) The shape of the supporting block is a cylinder with a 90-degree missing angle, and the supporting block fills the gap between the lower ends of the two storage plates, so that the supporting block can convey rice, and the rice between the supporting block and the storage plates is not easy to spill.

(8) The second compression spring is fixedly connected with the lower end of the barrier strip, and the barrier strip is matched with the placing groove, so that the second compression spring can spring rice hulls through the elastic action of the barrier strip, and the baffle can retract into the middle of the placing groove.

(9) The striker plate is used for limiting the barrier strip, and the barrier strip rotates to the inside of the placing groove along the rubber strip, so that the barrier strip can be pressed into the placing groove by the striker plate.

Drawings

FIG. 1 is an isometric view of the shaft side of the present invention;

FIG. 2 is an overall perspective view of the present invention;

FIG. 3 is a perspective view of a body portion of the present invention;

FIG. 4 is an exploded view of a body portion of the present invention;

FIG. 5 is a partial perspective view of the drive belt of the present invention;

FIG. 6 is a partial cutaway perspective view of a cross bar of the present invention;

FIG. 7 is a diagram of a material handling structure of the present invention;

FIG. 8 is a front view of a material handling structure in half section of the present invention;

FIG. 9 is a schematic diagram of the operation of the present invention;

fig. 10 is a schematic diagram of the rice hull removing operation of the present invention.

FIG. 11 is a schematic diagram showing the operation state of the rice-carrying machine according to the present invention.

The reference numerals in the figures illustrate:

1. a housing; 2. a bracket; 3. a material guide plate; 4. a hopper; 5. a rice milling roller; 6. a gear; 7. an arc-shaped hole; 8. a limit rod; 9. a shielding plate; 10. a column; 11. a cylindrical groove; 12. a first compression spring; 13. a vertical rod; 14. a cross bar; 15. a sliding groove; 16. a linkage rod; 17. i-shaped buckle; 18. a storage plate; 19. a blower; 20. a discharge port; 21. a striker plate; 22. a support block; 23. a placement groove; 24. a rubber strip; 25. a barrier strip; 26. a second compression spring; 27. a cylindrical rod; 28. a rotating motor; 29. a transmission; 30. a transmission belt; 31. a middle rotating rod; 32. a cam.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments, and that all other embodiments obtained by persons of ordinary skill in the art without making creative efforts based on the embodiments in the present invention are within the protection scope of the present invention.

In the description of the present invention, it should be noted that the positional or positional relationship indicated by the terms such as "upper", "lower", "inner", "outer", "top/bottom", etc. are based on the positional or positional relationship shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "configured to," "engaged with," "connected to," and the like are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of the element of the adapting model. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1-11, the bran screening device of the rice mill comprises a shell 1, wherein the lower end of the shell 1 is fixedly connected with four brackets 2, the middle part of the shell 1 is fixedly connected with two guide plates 3, the upper end of the shell 1 is fixedly connected with a hopper 4, the middle part of the shell 1 is fixedly provided with two rice milling rollers 5, the rear end of each rice milling roller 5 is fixedly connected with a gear 6, two arc-shaped holes 7 are symmetrically arranged at the rear end of the shell 1, the middle part of each arc-shaped hole 7 is slidably connected with a limiting rod 8, the front end of each limiting rod 8 is fixedly connected with a shielding plate 9, the rear end of the shell 1 is fixedly connected with a column 10, the middle part of the column 10 is provided with a column groove 11, the middle part of the column groove 11 is provided with a first compression spring 12, the lower end of the column groove 11 is slidably connected with a vertical rod 13, the lower end of the vertical rod 13 is fixedly connected with a cross rod 14, the left end and the right end of the cross rod 14 are provided with sliding grooves 15, the middle part sliding connection of sliding tray 15 has gangbar 16, I shape buckle 17 has been seted up to gangbar 16 lower extreme, two storage plates 18 of casing 1 anterior segment middle part fixedly connected with, the air-blower 19 is fixedly connected with to storage plate 18 upper end that is located casing 1 left end, discharge gate 20 has been seted up to casing 1 right-hand member, casing 1 middle part is located two striker plates 21 of storage plate 18 lower extreme position fixedly connected with, casing 1 is located two striker plates 21 middle part position rotation and is connected with fortune material structure, fortune material structure middle part fixedly connected with cylindrical bar 27, cylindrical bar 27 middle part fixedly connected with rotation motor 28, cylindrical bar 27 rear end fixedly connected with derailleur 29, the conveyer belt 30 has been cup jointed to derailleur 29 outer end, casing 1 rear end middle part fixedly connected with transfer bar 31, transfer bar 31 outer end fixedly connected with cam 32.

Referring to fig. 2-7, the material transporting structure includes a supporting block 22, a plurality of placing grooves 23 are formed in the outer side of the supporting block 22 at equal angles, a rubber strip 24 is fixedly connected to the upper end of the placing groove 23, a barrier strip 25 is fixedly connected to the rubber strip 24, and a second compression spring 26 is placed in the middle of the placing groove 23, so that the material transporting structure can lift rice hulls to be blown away by a blower, and rice is transported to the material guiding plate 3. The spacing pole 8 and gangbar 16 fixed connection, and two shielding plates 9 block the effect to the rice for the gangbar 16 can drive spacing pole 8 at the 7 middle part motions in arc hole, and shielding plates 9 can block rice and rice husk.

Referring to fig. 4-8, the lower end of the first compression spring 12 is fixedly connected with the upper end of the vertical rod 13, and the upper end of the vertical rod 13 is provided with an annular protrusion, so that the first compression spring 12 can drive the vertical rod 13 to move, and the vertical rod 13 is not easy to pull out from the middle of the cylindrical groove 11. The I-shaped buckle 17 is matched with the sliding groove 15, and the cross bar 14 is positioned at the rear side of the shell 1, so that the I-shaped buckle 17 can slide in the middle of the sliding groove 15, and the cross bar 14 can control the linkage rod 16.

Referring to fig. 3-9, one end of the driving belt 30 far away from the transmission 29 is sleeved on the outer side of the transfer lever 31, and the cam 32 is located right below the cross bar 14, so that the driving belt 30 can drive the transfer lever 31 to rotate, and the cam 32 can drive the cross bar 14 to move. The shape of the supporting block 22 is a cylinder with a 90-degree missing angle, and the supporting block 22 fills the gap between the lower ends of the two storage plates 18, so that the supporting block 22 can convey rice, and the rice between the supporting block 22 and the storage plates 18 is not easy to spill.

Referring to fig. 5 to 10, the second compression spring 26 is fixedly connected to the lower end of the barrier strip 25, and the barrier strip 25 is matched with the placement groove 23, so that the second compression spring 26 can spring rice hulls through the elastic force of the barrier strip 25, and the barrier 25 can retract into the middle of the placement groove 23. The dam plate 21 limits the dam bar 25, and the dam bar 25 rotates along the rubber bar 24 to the inside of the placement groove 23, so that the dam bar 25 can be pressed into the placement groove 23 by the dam plate 21.

During processing, raw rice is poured into the hopper 4, the rice husking roller 5 is used for husking the rice, the rice husks and the rice fall into the shielding plate 9, the rotating motor 28 drives the cylindrical rod 27 to rotate at the moment, the cylindrical rod 27 drives the speed changer 29 and the material conveying structure to rotate, the speed changer 29 drives the driving belt 30 to move, the driving belt 30 drives the middle rotating rod 31 to differentially move relative to the material conveying structure, the cam 32 rotates by 90 degrees to jack up the cross rod 14, the cross rod 14 drives the limiting rod 8 to move along the arc-shaped hole 7 through the linkage rod 16, the two shielding plates 9 are separated, the rice and the rice husks fall between the material blocking plate 21 and the material conveying structure, the supporting block 22 rotates when the material conveying structure rotates, and when the blocking strip 25 is not limited by the material blocking plate 21 any more, the barrier 25 ejects rice and rice hulls from the middle of the placement groove 23 under the action of the second compression spring 26, the blower 19 blows the rice hulls out of the storage opening 20 along the left barrier 21, the cylindrical rod 27 continues to rotate, when the supporting block 22 moves to the concave position to be separated from the barrier 21, the cam 32 does not jack the cross rod 14 any more, the first compression spring 12 drives the vertical rod 13 to push down the cross rod 14 downwards, the cross rod 14 drives the two shielding plates 9 to be closed to temporarily collect rice and rice hulls, the rice separated from the rice hulls between the barrier 21 and the material conveying structure enters the missing part of the supporting block 22, then the material conveying structure continues to rotate, the rice is separated from the material guiding plate 3 and enters the bag, and the operation is repeated, so that the rice can be continuously processed and the rice is intermittently discharged. The processed rice and rice hulls are stored temporarily through the baffle 9, the rice hulls are blown away and separated by the blower 19, and the rice is transported away by the material transporting structure, so that the intermittent collection of the rice by the rice mill under the condition of continuously processing the rice is realized, and the working efficiency is improved.

The above description is only of the preferred embodiments of the present invention; the scope of the invention is not limited in this respect. Any person skilled in the art, within the technical scope of the present disclosure, may apply to the present invention, and the technical solution and the improvement thereof are all covered by the protection scope of the present invention.

Claims

1. The utility model provides a rice mill's bran screening device, includes casing (1), four support (2) of casing (1) lower extreme fixedly connected with, two stock guide (3) of casing (1) middle part fixedly connected with, casing (1) upper end fixedly connected with hopper (4), casing (1) middle part fixedly mounted has two husk rice rollers (5), husk rice roller (5) rear end fixedly connected with gear (6), its characterized in that: two arc holes (7) are symmetrically formed in the rear end of the shell (1), a limit rod (8) is slidably connected to the middle of each arc hole (7), a shielding plate (9) is fixedly connected to the front end of each limit rod (8), a column (10) is fixedly connected to the rear end of the shell (1), a column groove (11) is formed in the middle of the column (10), a first compression spring (12) is arranged in the middle of the column groove (11), a vertical rod (13) is slidably connected to the lower end of the column groove (11), a cross rod (14) is fixedly connected to the lower end of each vertical rod (13), sliding grooves (15) are formed in the left end and the right end of each cross rod (14), a linkage rod (16) is slidably connected to the middle of each sliding groove, I-shaped buckle (17) is formed in the lower end of each linkage rod (16), two material storage plates (18) are fixedly connected to the front end of the shell (1), a blower (19) is fixedly arranged at the upper end of each material storage plate (18) at the left end of the shell (1), two material storage plates (21) are fixedly connected to the middle of the shell (1), two material retaining plates (21) are arranged at the middle positions of the two material retaining plates (21), the novel automatic feeding device is characterized in that a cylindrical rod (27) is fixedly connected to the middle of the material conveying structure, a rotating motor (28) is fixedly installed in the middle of the cylindrical rod (27), a speed changer (29) is fixedly connected to the rear end of the cylindrical rod (27), a transmission belt (30) is sleeved at the outer end of the speed changer (29), a transfer rod (31) is fixedly connected to the middle of the rear end of the shell (1), and a cam (32) is fixedly connected to the outer end of the transfer rod (31);

the material conveying structure comprises a supporting block (22), a plurality of placing grooves (23) are formed in the outer side of the supporting block (22) at equal angles, a rubber strip (24) is fixedly connected to the upper end of each placing groove (23), a barrier strip (25) is fixedly connected to the rubber strip (24), and a second compression spring (26) is placed in the middle of each placing groove (23);

the shape of the supporting block (22) is a cylinder with a missing 90-degree angle, and the supporting block (22) fills the gap between the lower ends of the two storage plates (18).

2. The bran unit of the rice mill according to claim 1, wherein: the limiting rod (8) is fixedly connected with the linkage rod (16), and the two shielding plates (9) block rice.

3. The bran unit of the rice mill according to claim 1, wherein: the lower end of the first compression spring (12) is fixedly connected with the upper end of the vertical rod (13), and an annular bulge is formed at the upper end of the vertical rod (13).

4. The bran unit of the rice mill according to claim 1, wherein: the I-shaped buckle (17) is matched with the sliding groove (15), and the cross rod (14) is positioned at the rear side of the shell (1).

5. The bran unit of the rice mill according to claim 1, wherein: one end of the transmission belt (30) far away from the speed changer (29) is sleeved on the outer side of the transfer rod (31), and the cam (32) is positioned under the cross rod (14).

6. The bran unit of the rice mill according to claim 2, wherein: the second compression spring (26) is fixedly connected with the lower end of the baffle strip (25), and the baffle strip (25) is matched with the placing groove (23).

7. The bran unit of the rice mill according to claim 2, wherein: the stop plate (21) limits the stop bar (25), and the stop bar (25) rotates to the inside of the placing groove (23) along the rubber bar (24).