CN111713269B

CN111713269B - Corn threshing equipment

Info

Publication number: CN111713269B
Application number: CN202010619728.8A
Authority: CN
Inventors: 李震; 王建祥; 王传旭; 李晓冉; 宋志才; 赵殿报; 逄焕晓
Original assignee: Shandong Agriculture and Engineering University
Current assignee: Shandong Agriculture and Engineering University
Priority date: 2020-07-01
Filing date: 2020-07-01
Publication date: 2022-04-29
Anticipated expiration: 2040-07-01
Also published as: CN111713269A

Abstract

The invention provides corn threshing equipment which comprises a feeding chamber, a threshing chamber and an installation chamber, wherein the feeding chamber, the threshing chamber and the installation chamber are sequentially arranged and communicated; a threshing roller is obliquely arranged on one side in the threshing chamber, and a limiting block is arranged at one end of the threshing chamber close to the feeding chamber; the other side in the threshing chamber is provided with a mounting ring in sliding fit with the threshing chamber, an inner ring is movably mounted in the mounting ring, an insertion rod is mounted on the inner ring through a torsion spring, one end of a blade component is provided with a round table for adjusting the use angle of the insertion rod, and the other end of the blade component is provided with a clamping block in clamping fit with the inner ring; and a baffle ring in sliding fit with the threshing chamber is further arranged on one side in the threshing chamber, and the baffle ring is positioned between the inserted bar and the mounting ring.

Description

Corn threshing equipment

Technical Field

The invention belongs to the technical field of corn threshing equipment, and particularly relates to corn threshing equipment.

Background

In the agricultural production process, the corn needs to be threshed after being dried in the sun so as to facilitate the processing of the subsequent procedures. The existing threshing mode adopts a manual threshing method for threshing, and the threshing mode is very troublesome to operate, high in labor intensity, low in working efficiency and difficult to meet the requirements of modern agricultural production.

However, there are other situations, such as to obtain fresh corn kernels, the corn kernels need to be threshed from the corn cobs and then processed when being broken off from the ground, the corn thresher of the traditional technology needs to dry the corn cobs, then the corn kernels on the dried corn cobs are threshed through the interaction of two twisting rollers, and then the threshing can be completed, and the fresh corn contains a large amount of juice and is softer, so the threshing operation of the corn thresher of the traditional technology is difficult to complete, therefore, manual threshing by people is needed, the threshing difficulty is higher, and the threshing is easy to hurt, so the practicability is limited.

Disclosure of Invention

The invention provides corn threshing equipment, which is used for solving the problem that corn kernels are damaged when being stripped and achieving the beneficial effect of improving the threshing effect.

The invention is realized by the following technical scheme:

the utility model provides a corn threshing equipment, is including setting gradually and communicating feed chamber, threshing chamber and installation room, the installation room in install motor and electric push rod in proper order, the blade subassembly that electric push rod one end installation is used for the segmentation maize.

A threshing roller is obliquely arranged on one side in the threshing chamber, and a limiting block is arranged at one end of the threshing chamber close to the feeding chamber; the other side in the threshing chamber is provided with a mounting ring in sliding fit with the threshing chamber, an inner ring is movably mounted in the mounting ring, an insertion rod is mounted on the inner ring through a torsion spring, one end of a blade component is provided with a round table for adjusting the use angle of the insertion rod, and the other end of the blade component is provided with a clamping block in clamping fit with the inner ring; and a baffle ring in sliding fit with the threshing chamber is further arranged on one side in the threshing chamber, and the baffle ring is positioned between the inserted bar and the mounting ring.

The upper side of the feeding chamber is provided with a sorting mechanism, and the sorting mechanism comprises a conveying assembly, a placing groove, an electric push rod, a push plate, a screening ring, a spring and a discharging assembly; the conveying assembly comprises an installation frame, a motor, a conveying roller and a conveying belt, a placing groove for placing corns is formed in the conveying belt, an electric push rod is installed on the rear side of the conveying belt, and a push plate used for moving the corns is installed at the movable end of the electric push rod.

A discharging component is arranged on the front side of the conveyor belt, the lower end of the discharging component is communicated with the feeding chamber, the upper end of the discharging component corresponds to the placing groove, and a movable screening ring is arranged in the upper end of the discharging component through a spring; the discharging assembly comprises a first chute and a second chute, a screening ring is arranged in the first chute, the second chute is arranged on one side of the lower end of the first chute, and the second chute corresponds to the feeding chamber and is communicated with the interior of the feeding chamber; the inner two sides of the first chute are respectively provided with a strip-shaped groove, the two sides of the screening ring are provided with a convex block moving along the strip-shaped groove, and the strip-shaped groove is connected with the convex block through a spring.

Further, threshing teeth downside be equipped with and collect the room, collect the room and collect the room including the kernel of corn and collect room and corn-on-cob, be equipped with the sieve in the kernel of corn collection room, sieve one side is collected the room with the corn-on-cob and is communicated with each other.

Furthermore, the blade component comprises a cross-shaped blade and a connecting shaft, one end of the blade is a tip end, the connecting shaft is installed at the tip end of the blade, a clamping block is installed on the connecting shaft, and the middle of the clamping block is of a blade structure.

Furthermore, one side in the threshing chamber is provided with a first sliding groove and a second sliding groove, the length of the second sliding groove is smaller than that of the first sliding groove, one side of the mounting ring is provided with a first sliding block in sliding fit with the first sliding groove, and one side of the blocking ring is provided with a second sliding block in sliding fit with the second sliding groove.

Furthermore, the upper side and the lower side of the inner ring are respectively provided with a clamping groove, the clamping grooves are communicated with the inner ring, and the clamping blocks can be inserted into the clamping grooves.

The invention has the advantages that:

the corn threshing device has the advantages that the corn is cut into blocks through the blade assembly, the corn is fixed through the inserted link, the inserted link is in an outward expansion structure when no round table is limited, the limiting block is in contact with the corn blocks, the corn blocks are effectively in contact with the threshing roller, the corn blocks are driven to rotate through the motor, the electric push rod and the inner ring, the threshing roller and the corn cobs are mutually rubbed, gaps exist among the corn blocks, the corn is conveniently threshed by the threshing roller, and the using effect is good.

The corn cob threshing device is also provided with the baffle ring, the baffle ring moves to enable the threshed corn cobs to fall off the inserted rods, so that new corn can be processed, corn kernels and corn cobs are collected at the same time, classified collection can be realized through the collection box and the sieve plate, the working flow is optimized, and the labor amount is reduced.

The corn threshing machine is provided with the sorting mechanism, the sorting mechanism is connected with threshing equipment with different specifications, corns with different specifications are screened through the screening ring, the screened corns enter the feeding chamber through the discharging assembly to be threshed, and the use process is automatic and efficient; the configuration mode can improve the working efficiency, avoid equipment faults caused by mismatching of oversize/undersize corns and threshing equipment and prevent the phenomenon of incomplete threshing.

The corn cob sorting device is provided with the first chute and the second chute, sorted corn cobs are moved into the feeding chamber from the sorting mechanism by utilizing the self gravity of the corn cobs, and the structure of the corn cob sorting device can change the use positions of the corn cobs, so that the blade assembly, the inserted rod and the corn cobs are effectively connected.

The blade structure in the middle of the pressing block can be used for primarily cutting and positioning corns, and is convenient for subsequent blade assemblies to use. The threshing machine has the advantages of compact structure, small occupied space, thorough threshing without damaging the corns, high use efficiency and worth of popularization and use, and can be used for threshing fresh corns and dried corns.

Drawings

In order to more clearly illustrate the embodiments or technical solutions in the prior art of the present invention, the drawings used in the description of the embodiments or prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.

FIG. 1 is a first schematic structural diagram of embodiment 1;

FIG. 2 is a second schematic structural view of embodiment 1;

FIG. 3 is a third schematic structural view of example 1;

FIG. 4 is a schematic structural view of the connection of the mounting ring and the baffle ring with the threshing chamber;

FIG. 5 is a schematic view of the mounting ring and the retainer ring;

FIG. 6 is a schematic structural view of a blade assembly;

FIG. 7 is a schematic structural view of embodiment 2;

FIG. 8 is a top view of FIG. 4;

FIG. 9 is a schematic view of the structure of the collection chamber;

FIG. 10 is a first schematic structural view of the discharging assembly;

FIG. 11 is a second schematic structural view of the discharging assembly.

In the figure, 1, a feeding chamber; 2. a threshing chamber; 3. an installation chamber; 4. a motor; 5. an electric push rod; 6. a blade assembly; 61. a blade; 62. a connecting shaft; 7. a threshing roller; 8. a limiting block; 9. a mounting ring; 10. an inner ring; 11. inserting a rod; 12. a circular truncated cone; 13. a clamping block; 14. a baffle ring; 15. a sorting mechanism; 16. a transfer assembly; 17. a placement groove; 18. an electric push rod; 19. pushing the plate; 20. screening rings; 21. a spring; 22. a discharge assembly; 221. a first chute; 222. a second chute; 223. a strip-shaped groove; 224. a bump; 23. a collection chamber; 24. a sieve plate; 25. a first chute; 26. a second chute; 27. a first slider; 28. a second slider; 29 card slot.

Detailed Description

In order to make those skilled in the art better understand the technical solution of the present invention, the technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the drawings in the embodiment of the present invention, and it is obvious that the described embodiment is only a part of the embodiment of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

The utility model provides a corn threshing equipment, as shown in fig. 1-3, including set gradually and communicating feed chamber 1, threshing chamber 2 and installation room 3, installation room 3 in install motor 4 and electric push rod 5 in proper order, motor 4 output shaft one end is connected with 5 stiff ends of electric push rod, the 5 stiff end outside of electric push rod is equipped with the uide bushing that is connected with 3 inner walls of installation room, the uide bushing is connected with 5 fixed end bearings of electric push rod, neither influences motor 4 and drives 5 rotations of electric push rod, and can mention the support nature to electric push rod 5, it is more firm to use.

As shown in fig. 6, one end of the electric push rod 5 is provided with a blade assembly 6 for cutting corn; the blade assembly 6 comprises a cross-shaped blade 61 and a connecting shaft 62, one end of the blade 61 is a tip, the tip is in contact with a corn cob and cuts the corn, and the connecting shaft 62 is arranged on the tip of the blade 61. The connecting shaft 62 is provided with the clamping block 13, the middle part of the clamping block 13 is of a blade structure, and the blade structure in the middle part of the pressing block 13 can be used for primarily cutting and positioning corns, so that the subsequent blade assembly 6 can be conveniently used. It is also possible to provide the blade assembly in a straight or y-shaped configuration with a corresponding number of bayonet bars 11.

As shown in figure 1, a threshing roller 7 is obliquely arranged on one side in the threshing chamber 2, the threshing roller 7 is fixed, the corn cobs rotate, and the corn cobs are contacted, so that the function of threshing the corn is realized; the lower part of the threshing chamber 7 is provided with an opening for the threshed corn kernels and corn cobs to leave; threshing teeth 2 is close to the one end of feed chamber 1 and is equipped with stopper 8, and electric putter 5 drives the corn-on-cob and returns to threshing teeth 2 in, removes the corn-on-cob to 1 direction in the feed chamber again for corn-on-cob and stopper 8 contact, stopper 8 prevent that the corn-on-cob from rotating the in-process and removing at will under the extrusion and influence threshing effect.

As shown in fig. 4 and 5, a mounting ring 9 in sliding fit with the threshing chamber 2 is arranged on the other side in the threshing chamber 2, an inner ring 10 is movably mounted in the mounting ring 9, an insertion rod 11 is mounted on the inner ring 10 through a torsion spring, a circular truncated cone 12 for adjusting the use angle of the insertion rod 11 is arranged at one end of a blade assembly 6, the circular truncated cones 12 move to enable the ends, close to each other, of the insertion rods 11 to move outwards respectively, the insertion rod 11 is changed from an inclined state to a state of horizontally inserting corns, and the diameter of one end of each circular truncated cone 12 is larger than that of a circle formed when the insertion rod 11 is in a horizontal state, so that the circular truncated cone 12 is ensured to move to drive the mounting ring 9 to move.

As shown in fig. 4 and 5, a latch 13 snap-fitted with the inner ring 10 is provided at the other end of the blade assembly 6; the upper side and the lower side of the inner ring 10 are respectively provided with a clamping groove 29, the clamping grooves 29 are communicated with the inner ring 10, the clamping block 13 can be inserted into the clamping grooves 29, the motor 4 drives the electric push rod 5, the blade assembly 6 and the clamping block 13 to rotate, and the clamping block 13 drives the inner ring 10 and the inserting rod 11 to rotate, so that the corn is rotated.

As shown in fig. 4 and 5, a first sliding groove 25 and a second sliding groove 26 are arranged on one side in the threshing chamber 2, the length of the second sliding groove 26 is smaller than that of the first sliding groove 25, and the moving distance between the stop ring 14 and the inserted link 11 is inconsistent, so that the stop ring 14 ensures that the inserted link 11 is separated from the corn cob; a first slide block 27 in sliding fit with the first slide groove 25 is arranged on one side of the mounting ring 8, and a second slide block 28 in sliding fit with the second slide groove 26 is arranged on one side of the baffle ring 14.

As shown in fig. 4 and 5, a stop ring 14 slidably engaged with the threshing chamber 2 is further disposed on one side of the threshing chamber 2, and the stop ring 14 is located between the insertion rod 11 and the mounting ring 9. After threshing, the electric push rod 5 drives the inserted link 11 and the baffle ring 14 to move, because the length of the second sliding groove 26 is smaller than that of the first sliding groove 25, when the baffle ring 14 cannot move continuously, the inserted link 11 continues to move, and the baffle ring 14 blocks the movement of the corn cobs, so that the separation of the corn cobs from the inserted link 11 is realized, and the use of the next corn is facilitated.

When the corn thresher is used, a user puts corns into the feeding chamber 1, the big ends of the corns are punched towards the threshing chamber 2, the electric push rod 5 is started, the movable end of the electric push rod 5 moves to drive the blade assembly 6 and the circular truncated cone 12 to move, when the circular truncated cone 12 penetrates through the mounting ring 8, the end, close to each other, of the insertion rods 11 moves outwards respectively due to the structure, and the circular truncated cone 12 continues to move to drive the insertion rods 11, the inner ring 10 and the mounting ring 9 to move because the diameter of one end of the circular truncated cone 12 is larger than that of a circle formed when the insertion rods 11 are in a horizontal state; as the press block 13 is moved into the feed chamber 1, it initially cuts and pre-positions the corn cobs, ensuring that the subsequent blade assembly 6 and plunger 11 can be inserted into the corn cobs, and the corn cobs are subjected to a chunking process.

Then, the movable end of the electric push rod 5 moves towards the fixed end, the corn blocks are moved to the threshing chamber 2 from the feeding chamber 1, the electric push rod 5 continues to move, the blade assembly 6 moves out of the corn blocks at the moment, the circular truncated cone 12 does not limit the insertion rod 11 any more, the insertion rod 11 and the corn block connecting end are in an outward expansion trend, a space exists between the corn blocks, the corn blocks in an inclined state are located on one side, close to the threshing roller 7, of the limiting block 8, and effective contact between the corn blocks and the threshing roller 7 is guaranteed at the moment.

At the moment, the clamping block 13 is in clamping fit with the clamping groove 29, the motor 4 is started, the output shaft rotates to drive the electric push rod 5, the blade assembly 6 and the clamping block 13 to rotate, the clamping block 13 drives the inner ring 10 to rotate in the mounting ring 9, the inner ring 10 rotates to drive the inserting rod 11 and the corn blocks to rotate, and the threshing roller 7 is in a fixed state, so that corn kernels on the corn blocks can be removed through relative motion between the corn blocks and the threshing roller 7.

After the kernel of corn is threshing, electric putter 5 continues to drive parts such as blade subassembly 6, collar 9 and removes, because second spout 26 length is less than first spout 25, consequently when keeping off ring 14 and can't continue to remove, inserted bar 11 still continues to remove, keeps off ring 14 this moment and hinders the removal of corncob, and then realizes the separation of corncob and inserted bar 11, the use of the next maize of being convenient for.

As shown in fig. 7 and 8, a sorting mechanism 15 is arranged on the upper side of the feeding chamber 1, and the sorting mechanism 15 comprises a conveying assembly 16, a placing groove 17, an electric push rod 18, a push plate 19, a screening ring 20, a spring 21 and a discharging assembly 22; the threshing device is provided with a plurality of groups of threshing devices with different specifications, each group of threshing device corresponds to the placing grooves 17 at different positions, the equipment failure caused by mismatching of too large/too small corns and the threshing devices is avoided, and the phenomenon of incomplete threshing is prevented.

Conveying assembly 16 include mounting bracket, motor, transfer roller and conveyer belt, the conveyer belt on set up the standing groove 17 of placing the maize, the maize major part in the standing groove 17 is towards screening ring 20, conveyer belt rear side installation electric push rod 18, the push pedal 19 that is used for removing the maize is installed to 18 expansion ends of electric push rod, 18 expansion ends of electric push rod move and drive push pedal 19 and remove the corn-on-cob.

As shown in fig. 7 and 8, a discharging assembly 22 is arranged on the front side of the conveyor belt, the lower end of the discharging assembly 22 is communicated with the feeding chamber 1, the upper end of the discharging assembly 22 corresponds to the placing groove 17, a movable screening ring 20 is arranged in the upper end of the discharging assembly through a spring 21, the screening rings 20 at different positions are different in specification and size, and the screening rings 20 are arranged in sequence from small to large.

As shown in fig. 9, the lower side of the threshing chamber 2 is provided with a collecting chamber 23, the collecting chamber 23 comprises a corn kernel collecting chamber and a corn cob collecting chamber, a sieve plate 24 is arranged in the corn kernel collecting chamber, and one side of the sieve plate 24 is communicated with the corn cob collecting chamber. The classified collection can be realized through the collection box 23 and the sieve plate 24, the work flow is optimized, and the labor amount is reduced.

As shown in fig. 10 and 11, the discharging assembly 22 includes a first chute 221 and a second chute 222, the screening ring 20 is installed in the first chute 221, the bottom surface of the inner diameter of the screening ring 20 is consistent with the bottom surface of the placing groove 17, a circle of convex edge is provided on the periphery of the screening ring 20, the second chute 222 is installed on one side of the lower end of the first chute 221, and the second chute 222 corresponds to and communicates with the feeding chamber 1. The accommodation space of the first chute 221 is smaller than that of the second chute 222, and the corn moves vertically downward in the first chute 221 and falls horizontally downward when moving to the second chute 222.

As shown in fig. 11, a strip-shaped groove 223 is formed on each of two sides of the first chute 221, a protrusion 224 moving along the strip-shaped groove 223 is disposed on each of two sides of the screening ring 20, and the strip-shaped groove 223 is connected to the protrusion 224 through a spring 21.

When the corns are sorted, the big ends of the corns are placed in the placing groove 17 towards the screening ring 20, when the conveying device 16 moves the corns to the screening ring 20, conveying is stopped, the electric push rod 18 is started, the movable end of the electric push rod 18 moves to enable the push rod 19 to move the corn cobs, if the corn cobs are smaller than the inner diameter of the screening ring 20, the corn cobs pass through the screening ring 20 along with the movement of the push plate 19, and because the big ends of the corn cobs face the screening ring 20 and the discharging component 22 is of an inclined structure, the corn cobs fall into the first chute 221 through the screening ring 20, and because the accommodating space in the first chute 221 is smaller than the accommodating space in the second chute 222, the corns vertically move downwards in the first chute 221 and fall downwards when the corns move to the second chute 222, and the big ends of the corns face the threshing chamber 2 when the corns enter the feeding chamber 1.

If the corn cobs are not matched with the screening ring 20, the push plate 19 moves the corn cobs, the screening ring 20 is moved to one side by the corn cobs, when the corn cobs which accord with the regulations fall off, the corn cobs which do not accord with the regulations are clamped by the push plate 19 and the screening ring 20, one end of each corn cob is still positioned in the placing groove 17, and the convex edge of the screening ring 20 can also prevent the corn cobs which do not accord with the regulations from falling off; when the push plate 19 is reset, the spring 21 moves the screening ring 20, the screening ring 20 resets the corn cobs, and at the moment, the conveying device 16 is started to convey the corn cobs to the next screening ring 20 for sorting.

Although the present invention has been described in detail by referring to the drawings in connection with the preferred embodiments, the present invention is not limited thereto. Various equivalent modifications or substitutions can be made on the embodiments of the present invention by those skilled in the art without departing from the spirit and scope of the present invention, and these modifications or substitutions are within the scope of the present invention/any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. The utility model provides a corn threshing equipment, includes set gradually and communicating feed chamber, threshing chamber and installation room, its characterized in that: a motor and an electric push rod are sequentially arranged in the installation chamber, and one end of the electric push rod is provided with a blade assembly for cutting corns;

a threshing roller is obliquely arranged on one side in the threshing chamber, and a limiting block is arranged at one end of the threshing chamber close to the feeding chamber; the other side in the threshing chamber is provided with a mounting ring in sliding fit with the threshing chamber, an inner ring is movably mounted in the mounting ring, an insertion rod is mounted on the inner ring through a torsion spring, one end of a blade component is provided with a round table for adjusting the use angle of the insertion rod, and the other end of the blade component is provided with a clamping block in clamping fit with the inner ring; a baffle ring in sliding fit with the threshing chamber is further arranged on one side in the threshing chamber, and the baffle ring is positioned between the inserted link and the mounting ring;

the upper side of the feeding chamber is provided with a sorting mechanism, and the sorting mechanism comprises a conveying assembly, a placing groove, an electric push rod, a push plate, a screening ring, a spring and a discharging assembly; the conveying assembly comprises an installation frame, a motor, a conveying roller and a conveying belt, a placing groove for placing corns is formed in the conveying belt, an electric push rod is installed on the rear side of the conveying belt, and a push plate for moving the corns is installed at the movable end of the electric push rod;

2. A corn threshing apparatus according to claim 1, wherein: 2 downside of threshing chamber be equipped with and collect the room, collect the room and collect the room including the kernel of corn and collect room and corn-on-cob, the kernel of corn is collected indoor and is equipped with the sieve, sieve one side is collected the room with the corn-on-cob and is communicated with each other.

3. A corn threshing apparatus according to claim 1, wherein: the blade assembly comprises a cross-shaped blade and a connecting shaft, one end of the blade is a sharp end, the connecting shaft is installed at the sharp end of the blade, a clamping block is installed on the connecting shaft, and the middle of the clamping block is of a blade structure.

4. A corn threshing apparatus according to claim 1, wherein: one side in the threshing chamber is provided with a first sliding groove and a second sliding groove, the length of the second sliding groove is smaller than that of the first sliding groove, one side of the mounting ring is provided with a first sliding block in sliding fit with the first sliding groove, and one side of the blocking ring is provided with a second sliding block in sliding fit with the second sliding groove.

5. A corn threshing apparatus according to claim 1, wherein: the upper side and the lower side of the inner ring are respectively provided with a clamping groove, the clamping grooves are communicated with the inner ring, and the clamping blocks can be inserted into the clamping grooves.