CN214126106U

CN214126106U - Grain threshing machine

Info

Publication number: CN214126106U
Application number: CN202121785309.8U
Authority: CN
Inventors: 杨克俊; 仲伟升; 朱瑞雪; 史常丽
Original assignee: Weifang Lanqing Environmental Protection Machinery Co ltd
Current assignee: Weifang Lanqing Environmental Protection Machinery Co ltd
Priority date: 2021-08-03
Filing date: 2021-08-03
Publication date: 2021-09-07
Anticipated expiration: 2031-08-03

Abstract

The utility model relates to the technical field of grain production, in particular to a grain threshing machine, which is used for secondary sieving to sieve grains in excess materials, thereby avoiding grain waste and improving equipment practicability; the threshing device comprises a supporting frame, a threshing bin, a feeding trough, a threshing knife, a plurality of threshing sieve pores, a rotating shaft, a main belt pulley, a threshing rod, an air passing bin, a grain discharging pipe and a residual material pipe, wherein the threshing bin is installed on the supporting frame; still include a plurality of landing legs, a plurality of spring, a plurality of connecting plate, clout frame, a plurality of clout sieve mesh, blown down tank and collection granary, the spring is installed to a plurality of landing legs, and a plurality of spring mounting have the connecting plate, and a plurality of connecting plates all are connected with the clout frame, and the clout frame is provided with a plurality of clout sieve meshes and blown down tank, and collection granary is located the below of clout frame.

Description

Grain threshing machine

Technical Field

The utility model relates to the technical field of grain production, in particular to a grain threshing machine.

Background

A grain thresher is a device for grain threshing, which is widely used in the field of grain production; the existing grain threshing machine comprises a supporting frame, a threshing bin, a feeding trough, a threshing knife, a plurality of threshing sieve pores, a rotating shaft, a main belt pulley, a threshing rod, an air passing bin, a grain outlet pipe and a residual material pipe, wherein the upper end surface of the supporting frame is provided with the threshing bin, the inside of the threshing bin is provided with a threshing cavity, the upper part of the threshing bin is provided with a feeding port, the feeding port is provided with the feeding trough, the output port of the feeding trough is communicated with the feeding port of the threshing bin, the upper part of the inner wall of the threshing cavity of the threshing bin is provided with a plurality of threshing knives, the lower part of the inner wall of the threshing cavity of the threshing bin is provided with a plurality of threshing sieve pores, the rotating shaft is rotatably arranged in the threshing cavity of the threshing bin, the right end of the rotating shaft is concentrically provided with the main belt pulley, the rotating shaft is provided with a plurality of threshing rods, the lower part of the threshing bin is provided with the air passing bin, the bottom of the air passing bin is provided with a threshing outlet, the grain outlet is provided with the grain outlet pipe, the input port of the grain outlet is communicated with the threshing outlet, the lower part of the threshing bin is provided with a residual material outlet, a residual material pipe is arranged at the residual material outlet, and an input port of the residual material pipe is communicated with the residual material outlet of the threshing bin; when the existing grain threshing machine is used, firstly, an external power device is connected to drive a main belt pulley, a rotating shaft and a plurality of threshing rods to rotate, then grains are fed into a threshing chamber of a threshing bin from a feeding trough, the grains are threshed under the matching of a plurality of threshing knives and a plurality of threshing rods, then grains fall into an air passing bin from a plurality of threshing sieve meshes, the grains are sent out of the outside through a grain outlet pipe, and threshed residual materials are discharged from a residual material pipe; the existing grain threshing machine is used for discovering that grains are often mixed in excess materials when grains are threshed, so that grain waste is caused, and the practicability of equipment is poor.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a grain thresher which can sieve grains in excess materials for secondary sieving, avoid grain waste and improve equipment practicability.

The utility model relates to a grain threshing machine, which comprises a supporting frame, a threshing bin, a feeding trough, threshing knives, a plurality of threshing sieve pores, a rotating shaft, a main belt wheel, threshing rods, an air passing bin, a grain outlet pipe and a residual material pipe, wherein the upper end surface of the supporting frame is provided with the threshing bin, the inside of the threshing bin is provided with a threshing cavity, the upper part of the threshing bin is provided with a feeding port, the feeding port is provided with the feeding trough, the output port of the feeding trough is communicated with the feeding port of the threshing bin, the upper part of the inner wall of the threshing cavity of the threshing bin is provided with a plurality of threshing knives, the lower part of the inner wall of the threshing cavity of the threshing bin is provided with a plurality of threshing sieve pores, the rotating shaft is rotatably arranged in the threshing cavity of the threshing bin, the main belt wheel is concentrically arranged at the right end of the rotating shaft, the plurality of threshing rods are arranged in the rotating shaft, the air passing bin is arranged at the lower part of the threshing bin, the bottom of the air passing bin is provided with a threshing outlet, the grain outlet pipe is arranged at the threshing outlet, the input port of the grain outlet pipe is communicated with the threshing outlet, the lower part of the threshing bin is provided with a residual material outlet, a residual material pipe is arranged at the residual material outlet, and the input port of the residual material pipe is communicated with the residual material outlet of the threshing bin; still include a plurality of landing legs, a plurality of springs, a plurality of connecting plates, the clout frame, a plurality of clout sieve meshes, blown down tank and collecting bin, the spring is installed respectively to the up end of a plurality of landing legs, the connecting plate is all installed to the up end of a plurality of springs, a plurality of connecting plates all are connected with the outer wall of clout frame, the outer wall of clout frame is provided with a plurality of clout sieve meshes, the right side wall of clout frame is provided with the guide mouth, the blown down tank is installed to guide mouth department, the input port of blown down tank is linked together with the guide mouth of clout frame, collecting bin is located the below of clout frame, collecting bin's up end is provided with and connects the grain mouth, collecting bin's inside is provided with the passageway, collecting bin's lower terminal surface is provided with grain outlet.

The utility model discloses a grain threshing machine still includes kickoff, blast wheel and blast hood, and the kickoff is installed to the left end of pivot, and the kickoff is provided with a plurality of kickoff, and the kickoff lies in the top of surplus material pipe, and the blast wheel is still installed to the left end of pivot, and the blast wheel is provided with a plurality of blades, and the externally mounted of blast wheel has the blast hood, and the middle part of blast hood is provided with the air intake, and the lateral surface of blast hood is provided with the air outlet, and the air outlet and the storehouse of crossing the wind of blast hood are linked together.

The utility model discloses a grain threshing machine, still include vice belt pulley, the belt, from the belt pulley, the camshaft, the cam, the push rod, push rod shaft, pull rod and pull rod axle, vice belt pulley is installed at the left end of pivot, vice belt pulley is located the external world of blast shield, vice belt pulley is connected with from the belt pulley through the belt, from belt pulley installation camshaft, the camshaft is installed on braced frame, the cam is installed on the camshaft, the cam sets up to irregular circular, the cam is near with the one end of push rod, the push rod rotates to be installed on push rod shaft, push rod shaft installs on braced frame, the other end of push rod rotates through the one end of pivot with the pull rod to be connected, the other end of pull rod rotates installs the pull rod axle, the pull rod axle is installed on the lateral wall of clout frame.

The utility model discloses a grain threshing machine, the installation is rotated through the right flank in bearing arrangement and threshing warehouse and the left surface of blast casing at the both ends of pivot, and bearing arrangement is provided with the shield.

The utility model discloses a grain thresher, the bottom of the air passing bin is also provided with a husk outlet.

The utility model discloses a grain threshing machine, the feeding trough is still connected with conveyer belt automatic feeding device.

Compared with the prior art, the beneficial effects of the utility model are that: a plurality of springs drive the clout frame and rock, sieve out the corn that thoughtlessly has in the clout from a plurality of clout sieve meshes, avoid grain extravagant, improve equipment practicality.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a left side view structure diagram of the present invention;

FIG. 3 is a front view of the present invention;

FIG. 4 is a schematic view of the axial measurement structure of the present invention;

fig. 5 is a right side view structure diagram of the present invention;

in the drawings, the reference numbers: 1. a support frame; 2. a threshing bin; 3. a feeding trough; 4. a threshing knife; 5. threshing sieve pores; 6. a rotating shaft; 7. a primary pulley; 8. a threshing rod; 9. an air passing bin; 10. a grain outlet pipe; 11. a residual material pipe; 12. a support leg; 13. a spring; 14. a connecting plate; 15. a residue frame; 16. surplus material sieve pores; 17. a discharge chute; 18. collecting grain bins; 19. a material poking device; 20. a blower wheel; 21. a blower housing; 22. a secondary pulley; 23. a belt; 24. a secondary pulley; 25. a camshaft; 26. a cam; 27. a push rod; 28. a push rod shaft; 29. a pull rod; 30. a pull rod shaft.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

As shown in fig. 1 to 5, the utility model relates to a grain threshing machine, which comprises a supporting frame 1, a threshing bin 2, a feeding trough 3, a threshing knife 4, a plurality of threshing sieve pores 5, a rotating shaft 6, a main belt pulley 7, a threshing rod 8, an air passing bin 9, a grain discharging pipe 10 and a residual material pipe 11, wherein the threshing bin 2 is installed on the upper end surface of the supporting frame 1, a threshing cavity is arranged in the threshing bin 2, a feeding port is arranged on the upper part of the threshing bin 2, the feeding trough 3 is installed at the feeding port, an output port of the feeding trough 3 is communicated with the feeding port of the threshing bin 2, a plurality of threshing knives 4 are arranged on the upper part of the inner wall of the threshing cavity of the threshing bin 2, a plurality of threshing sieve pores 5 are arranged on the lower part of the inner wall of the threshing cavity of the threshing bin 2, the rotating shaft 6 is rotatably installed in the threshing cavity of the threshing bin 2, the main belt pulley 7 is concentrically installed at the right end of the rotating shaft 6, a plurality of threshing rods 8 are installed on the rotating shaft 6, the lower part of the threshing bin 2 is provided with an air passing bin 9, the bottom of the air passing bin 9 is provided with a threshing outlet, a grain outlet pipe 10 is arranged at the threshing outlet, the input port of the grain outlet pipe 10 is communicated with the threshing outlet, the lower part of the threshing bin 2 is provided with a residue outlet, a residue pipe 11 is arranged at the residue outlet, and the input port of the residue pipe 11 is communicated with the residue outlet of the threshing bin 2; the grain collecting device is characterized by further comprising a plurality of supporting legs 12, a plurality of springs 13, a plurality of connecting plates 14, a surplus material frame 15, a plurality of surplus material sieve holes 16, a discharging groove 17 and a grain collecting bin 18, wherein the springs 13 are respectively installed on the upper end faces of the supporting legs 12, the connecting plates 14 are all installed on the upper end faces of the springs 13, the connecting plates 14 are all connected with the outer wall of the surplus material frame 15, the plurality of surplus material sieve holes 16 are formed in the outer wall of the surplus material frame 15, a material guide opening is formed in the right side wall of the surplus material frame 15, the discharging groove 17 is installed at the material guide opening, an input opening of the discharging groove 17 is communicated with a material guide opening of the surplus material frame 15, the grain collecting bin 18 is located below the surplus material frame 15, a grain receiving opening is formed in the upper end face of the grain collecting bin 18, a channel is formed in the grain collecting bin 18, and a grain discharging opening is formed in the lower end face of the grain collecting bin 18; a plurality of springs 13 drive clout frame 15 and rock, sieves out the corn that thoughtlessly has in the clout from a plurality of clout sieve meshes 16, avoids grain extravagant, improve equipment practicality.

The utility model discloses a grain threshing machine, still include and dial material device 19, blast wheel 20 and blast hood 21, the left end of pivot 6 is installed and is dialled material device 19, it is provided with a plurality of kickers to dial material device 19, it is located the top of surplus material pipe 11 to dial material device 19, blast wheel 20 is still installed to the left end of pivot 6, blast wheel 20 is provided with a plurality of blades, blast hood 21 is installed to the outside of blast wheel 20, the middle part of blast hood 21 is provided with the air intake, the lateral surface of blast hood 21 is provided with the air outlet, the air outlet and the storehouse of crossing 9 of blast hood 21 are linked together; the stirring device 19 rotates to stir the excess material out of the excess material pipe 11, the excess material stirring efficiency is improved, air is supplied into the air passing bin 9 through the blast wheel 20, chaff mixed in grains is blown out, and the threshing quality of the grains is improved.

The utility model relates to a grain thresher, which also comprises an auxiliary belt pulley 22, a belt 23, a driven belt pulley 24 and a cam shaft 25, the auxiliary belt pulley 22 is arranged at the left end of the rotating shaft 6, the auxiliary belt pulley 22 is located outside the blast cover 21, the auxiliary belt pulley 22 is connected with the driven belt pulley 24 through the belt 23, the driven belt pulley 24 is arranged on the cam shaft 25, the cam shaft 25 is arranged on the supporting frame 1, the cam 26 is arranged on the cam shaft 25, the cam 26 is in an irregular round shape, the cam 26 abuts against one end of the push rod 27, the push rod 27 is rotatably arranged on the push rod shaft 28, the push rod shaft 28 is arranged on the supporting frame 1, the other end of the push rod 27 is rotatably connected with one end of the pull rod 29 through the rotating shaft, the pull rod shaft 30 is rotatably arranged at the other end of the pull rod 29, and the pull rod shaft 30 is arranged on the outer side wall of the waste material frame 15; during threshing operation, the cam 26 rotates to push the push rod 27 to move up and down, the push rod 27 pulls the pull rod 29 to rock the residual material frame 15, screening efficiency of the residual material frame 15 is improved, and working efficiency of equipment is improved.

In the utility model, two ends of a rotating shaft 6 are rotatably arranged with the right side surface of a threshing bin 2 and the left side surface of a blast cover 21 through a bearing device, and the bearing device is provided with a dust cover; through above-mentioned bearing arrangement and shield, the dust that prevents when threshing gets into bearing arrangement wearing and tearing equipment, improves equipment operation smoothness nature and life.

The utility model discloses a grain thresher, the bottom of the air passing bin 9 is also provided with a husk outlet; the husk discharging port is favorable for blowing out the husk mixed in the grains by wind, and improves the grain threshing quality.

In the grain threshing machine of the utility model, the feeding trough 3 is also connected with a conveyor belt automatic feeding device; through above-mentioned conveyer belt automatic feeding device with inside the threshing cavity of threshing warehouse 2 of cereal automatic input, alleviate intensity of labour, improve equipment operability.

The utility model discloses a grain threshing machine, it is at work, at first switch on external power device drive main belt pulley 7, pivot 6, a plurality of threshing rod 8 and blast wheel 20 rotate, blast wheel 20 supplies air in to the overfire air bin 9, later cereal is by conveyer belt automatic feeding device from feeding trough 3 feeding threshing chamber in threshing warehouse 2, thresh at a plurality of threshing sword 4 and a plurality of threshing rod 8 cooperation cereal, then cereal granule falls into overfire air bin 9 from a plurality of threshing sieve mesh 5, chaff mixed in the cereal is blown out chaff discharge port by wind, the cereal is sent out the external world through grain outlet pipe 10, after threshing dial material device 19 rotate dial the clout from clout pipe 11 and dial out and get into in clout frame 15, cam 26 rotates and promotes push rod 27 and reciprocate, push rod 27 pulling pull rod 29 rocks clout frame 15, sifts out the cereal mixed in the clout from a plurality of clout 16, the cereal grain that sieves out in the clout gets into album storehouse 18, and discharging the screened residual materials from the discharging groove 17.

The utility model discloses a grain threshing machine, its mounting means, connected mode or setting mode are common mechanical system, as long as can reach all can implement of its beneficial effect.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims

1. A grain threshing machine comprises a supporting frame (1), a threshing bin (2), a feeding trough (3), a threshing knife (4), a plurality of threshing sieve pores (5), a rotating shaft (6), a main belt pulley (7), a threshing rod (8), an air passing bin (9), a grain outlet pipe (10) and a residual material pipe (11), wherein the threshing bin (2) is installed on the upper end surface of the supporting frame (1), a threshing chamber is arranged in the threshing bin (2), a feeding port is arranged on the upper part of the threshing bin (2), the feeding trough (3) is installed at the feeding port, an output port of the feeding trough (3) is communicated with the feeding port of the threshing bin (2), a plurality of threshing knives (4) are arranged on the upper part of the inner wall of the threshing chamber of the threshing bin (2), a plurality of threshing sieve pores (5) are arranged on the lower part of the inner wall of the threshing chamber of the threshing bin (2), the rotating shaft (6) is rotatably installed in the threshing chamber of the threshing bin (2), a main belt pulley (7) is concentrically arranged at the right end of the rotating shaft (6), a plurality of threshing rods (8) are arranged on the rotating shaft (6), an air passing bin (9) is arranged at the lower part of the threshing bin (2), a threshing outlet is arranged at the bottom of the air passing bin (9), a grain outlet pipe (10) is arranged at the threshing outlet, an input port of the grain outlet pipe (10) is communicated with the threshing outlet, a residual material outlet is arranged at the lower part of the threshing bin (2), a residual material pipe (11) is arranged at the residual material outlet, and an input port of the residual material pipe (11) is communicated with a residual material outlet of the threshing bin (2); the grain collecting device is characterized by further comprising a plurality of supporting legs (12), a plurality of springs (13), a plurality of connecting plates (14), a remainder frame (15), a plurality of remainder sieve holes (16), a discharge chute (17) and a grain collecting bin (18), wherein the springs (13) are respectively installed on the upper end faces of the supporting legs (12), the connecting plates (14) are installed on the upper end faces of the springs (13), the connecting plates (14) are all connected with the outer wall of the remainder frame (15), the outer wall of the remainder frame (15) is provided with the plurality of remainder sieve holes (16), the right side wall of the remainder frame (15) is provided with a guide opening, the discharge chute (17) is installed at the guide opening, an input opening of the discharge chute (17) is communicated with the guide opening of the remainder frame (15), the grain collecting bin (18) is located below the remainder frame (15), the upper end face of the grain collecting bin (18) is provided with a grain receiving opening, and a channel is arranged inside the grain collecting bin (18), the lower end surface of the grain collecting bin (18) is provided with a grain outlet.

2. The grain threshing machine according to claim 1, further comprising a material stirring device (19), a blast wheel (20) and a blast hood (21), wherein the material stirring device (19) is installed at the left end of the rotating shaft (6), the material stirring device (19) is provided with a plurality of stirring plates, the material stirring device (19) is located above the waste pipe (11), the blast wheel (20) is further installed at the left end of the rotating shaft (6), the blast wheel (20) is provided with a plurality of blades, the blast hood (21) is installed outside the blast wheel (20), an air inlet is formed in the middle of the blast hood (21), an air outlet is formed in the outer side surface of the blast hood (21), and the air outlet of the blast hood (21) is communicated with the air passing bin (9).

3. The grain threshing machine according to claim 1, further comprising a sub-belt pulley (22), a belt (23), a sub-belt pulley (24), a cam shaft (25), a cam (26), a push rod (27), a push rod shaft (28), a pull rod (29), and a pull rod shaft (30), wherein the sub-belt pulley (22) is installed at a left end of the rotating shaft (6), the sub-belt pulley (22) is located outside the blower cover (21), the sub-belt pulley (22) is connected to the sub-belt pulley (24) through the belt (23), the sub-belt pulley (24) is installed on the cam shaft (25), the cam shaft (25) is installed on the support frame (1), the cam (26) is installed on the cam shaft (25), the cam (26) is provided in an irregular circular shape, the cam (26) abuts against one end of the push rod (27), the push rod (27) is rotatably installed on the push rod shaft (28), and the push rod shaft (28) is installed on the support frame (1), the other end of the push rod (27) is rotatably connected with one end of the pull rod (29) through a rotating shaft, the other end of the pull rod (29) is rotatably provided with a pull rod shaft (30), and the pull rod shaft (30) is arranged on the outer side wall of the excess material frame (15).

4. Grain thresher according to claim 1, characterised in that the two ends of the shaft (6) are rotatably mounted with the right side of the threshing bin (2) and the left side of the blower hood (21) by means of bearing means provided with dust covers.

5. Grain thresher according to claim 1, characterised in that the bottom of the air shaft (9) is also provided with a husk discharge outlet.

6. Grain thresher according to claim 1, characterised in that the feeding trough (3) is also connected to an automatic feeding device of a conveyor belt.