CN214126120U

CN214126120U - Bract chopper of corn harvester

Info

Publication number: CN214126120U
Application number: CN202023235224.0U
Authority: CN
Inventors: 任永革
Original assignee: Yishui Xingda Machinery Co ltd
Current assignee: Yishui Xingda Machinery Co ltd
Priority date: 2020-12-28
Filing date: 2020-12-28
Publication date: 2021-09-07
Anticipated expiration: 2030-12-28

Abstract

The utility model discloses a maize picker bract chopper, concretely relates to comminution device technical field, including broken case, the top opening part fixedly connected with feed hopper of broken case, the inside of broken case is provided with shredding structure, one side fixedly connected with drive case of broken case, the below of broken case is provided with crushing cylinder, crushing cylinder's inside is provided with stirs shredding structure, through the connecting pipe intercommunication between the bottom of broken case and crushing cylinder's the top, the both sides that lie in the connecting pipe between broken case and the crushing cylinder are provided with bearing structure. The utility model discloses have and to carry out abundant comminution to maize bract to make its effect in the field of degrading fast, carry out a lot of shredding to the bract through setting up broken case and crushing barrel, and carry out repeated stirring to the bract of great volume through the sieve and guarantee can fully shred, guarantee the stability of being connected between broken case and the crushing barrel through bearing structure.

Description

Bract chopper of corn harvester

Technical Field

The utility model relates to a comminution device technical field, more specifically says, the utility model relates to a maize picker bract chopper.

Background

The corn harvester is an agricultural machine which can complete multiple operations of ear picking, stacking, returning stems to fields once and the like on the corns once by a machine when the corns are ripe. Corn bract falls into the field and returns the field utilization after peeling off at the results in-process of maize, nevertheless because the great nature of volume of corn bract degrades the required time longer and is difficult to return the field, stays simultaneously and is not convenient for carry out the farming in the field for a long time, so need use the comminution device to spill it to the field after cutting up the bract that the harvester peeled off, make its quick degradation return the field.

However, in actual use, because the rice bracts are light and soft in texture and flexible in fiber, a common chopper has a simple structure and is difficult to fully chop the rice bracts, so that the rice bracts cannot be easily chopped to a proper size and returned to the field for utilization.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above-mentioned defects of the prior art, the embodiments of the present invention provide a bract chopper of a corn harvester to solve the problems proposed in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a maize picker bract chopper, includes broken case, the top opening part fixedly connected with feed hopper of broken case, the inside of broken case is provided with shredding structure, one side fixedly connected with drive case of broken case, the below of broken case is provided with crushing cylinder, crushing cylinder's inside is provided with stirs crushing structure, through the connecting pipe intercommunication between the bottom of broken case and crushing cylinder's the top, the both sides that lie in the connecting pipe between broken case and the crushing cylinder are provided with bearing structure, crushing cylinder's lateral wall is close to bottom fixedly connected with row's flitch.

Further, the shredding structure includes two pivots that set up between the inside both sides wall of broken case through bearing horizontal symmetry, the fixed cover in surface of pivot has connect the crushing roller, the outer lane of crushing roller evenly arranges a plurality of cutting blade of fixedly connected with, two the crisscross interlock setting of each other of cutting blade on crushing roller surface.

Furthermore, two one end that the pivot is close to the drive case all passes broken case lateral wall fixed cover and is equipped with intermeshing's drive gear, the inside fixed mounting of drive case has first motor, one of them the output shaft fixed connection of shaft coupling and first motor is passed through to the one end of pivot.

Further, stir crushing structure includes that the arbor of connection at the inside diapire of crushing barrel rotates through the bearing, the perpendicular equidistance cover in surface of arbor is equipped with a plurality of blade holder, the outside symmetry of blade holder is provided with broken blade.

Furthermore, the bottom fixedly connected with installation shell of crushing barrel, the inside of installation shell is provided with the second motor, the output shaft fixed connection of crushing barrel bottom through shaft coupling and second motor is passed to the bottom of arbor.

Furthermore, the bottom of the crushing barrel is located at the two sides of the second motor and is provided with a discharge outlet, and a sieve plate is fixedly arranged inside the discharge outlet.

Further, bearing structure includes the fixing base of fixed connection in crushing barrel both sides, the top fixedly connected with telescopic link of fixing base, the top fixed connection of telescopic link is in the bottom of broken case, be provided with the cover between broken case and the fixing base and establish the outside supporting spring of bracing piece.

The utility model discloses a technological effect and advantage:

1. through arranging the crushing box and the crushing barrel, compared with the prior art, the bract can be cut up by putting the bract into the crushing box from the feeding hopper and starting the first motor to enable the two rotating shafts to drive the cutting blades which are arranged in a staggered mode through the crushing roller to rotate relatively, and the cut bract is sent into the bottom of the crushing box to enter the crushing barrel through the connecting pipe;

2. through setting up bearing structure, compare with prior art, can make crushing barrel stably set up in the below of broken case through telescopic link and fixing base to cushion the vibrations that broken case and crushing barrel during operation produced through supporting spring, reach the effect that the holding device operation is stable.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is the sectional view of the internal structure of the crushing box of the present invention.

Fig. 3 is a schematic view of the top-view section structure of the crushing box and the driving box of the present invention.

Fig. 4 is a schematic view of the sectional view of the inner structure of the crushing barrel of the present invention.

Fig. 5 is a schematic view of the supporting structure of the present invention.

The reference signs are: 1. a crushing box; 2. a feed hopper; 3. a drive box; 4. a milling drum; 5. a connecting pipe; 6. a discharge plate; 7. a rotating shaft; 8. a crushing roller; 9. a cutting blade; 10. a transmission gear; 11. a first motor; 12. a cutter shaft; 13. a tool apron; 14. crushing the blade; 15. mounting a shell; 16. a second motor; 17. a discharge outlet; 18. a sieve plate; 19. a fixed seat; 20. a telescopic rod; 21. supporting the spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The corn harvester bract chopper as shown in the attached figures 1-5 comprises a crushing box 1, a feeding funnel 2 is fixedly connected to an opening above the crushing box 1, a chopping structure is arranged inside the crushing box 1, a driving box 3 is fixedly connected to one side of the crushing box 1, a crushing barrel 4 is arranged below the crushing box 1, a stirring structure is arranged inside the crushing barrel 4, the bottom of the crushing box 1 is communicated with the top of the crushing barrel 4 through a connecting pipe 5, supporting structures are arranged on two sides of the connecting pipe 5 between the crushing box 1 and the crushing barrel 4, and a discharge plate 6 is fixedly connected to the side wall of the crushing barrel 4 and close to the bottom.

In a preferred embodiment, the shredding structure includes two pivot 7 that set up between crushing case 1 inside both sides wall through bearing horizontal symmetry, the fixed surface of pivot 7 has cup jointed crushing roller 8, the outer lane of crushing roller 8 evenly arranges a plurality of fixedly connected with cutting blade 9, the crisscross interlock setting of cutting blade 9 on two crushing roller 8 surfaces of each other, so that rotate relatively through controlling two pivot 7, can make crushing roller 8 drive cutting blade 9 and rotate relatively crisscross, thereby to shredding the maize bract of putting into through feed hopper 2, and send the bract after shredding to the bottom of crushing case 1, reach the effect of carrying out the first time to the maize bract and shredding.

In a preferred embodiment, one end of each of the two rotating shafts 7 close to the driving box 3 penetrates through the side wall of the crushing box 1 and is fixedly sleeved with a transmission gear 10 which is meshed with the other end of the corresponding rotating shaft 7, a first motor 11 is fixedly installed inside the driving box 3, one end of one rotating shaft 7 is fixedly connected with an output shaft of the first motor 11 through a coupling, so that the rotating shaft 7 connected with the first motor 11 is driven to rotate towards the other rotating shaft 7 by starting the first motor 11, and the other rotating shaft 7 is driven to rotate relatively through the transmission gear 10, thereby achieving the effect of enabling the shredding structure to work by controlling the first motor 11.

In a preferred embodiment, the crushing structure comprises a cutter shaft 12 rotatably connected to the bottom wall of the inner part of the crushing cylinder 4 through a bearing, a plurality of cutter seats 13 are vertically and equidistantly sleeved on the surface of the cutter shaft 12, crushing blades 14 are symmetrically arranged on the outer sides of the cutter seats 13, so that the cutter seats 13 drive the crushing blades 14 to horizontally rotate in the inner part of the crushing cylinder 4 by rotating the cutter shaft 12, and the corn bracts entering the crushing cylinder 4 through a connecting pipe 5 are crushed to achieve the effect of secondary crushing.

In a preferred embodiment, the bottom of the crushing cylinder 4 is fixedly connected with a mounting shell 15, a second motor 16 is arranged inside the mounting shell 15, the bottom end of the cutter shaft 12 penetrates through the bottom of the crushing cylinder 4 and is fixedly connected with an output shaft of the second motor 16 through a coupler, so that the cutter shaft 12 is driven to rotate by starting the second motor 16 and bracts inside the crushing cylinder 4 are stirred and crushed by the crushing blades 14, meanwhile, the crushing blades 14 rotating at a high speed bring air flow to drive the bracts to pass back and forth among the groups of crushing blades 14, secondary crushing of the bracts is achieved, and the bracts are fully crushed.

In a preferred embodiment, the material discharge opening 17 is opened at the bottom of the crushing barrel 4 and is located at the two sides of the second motor 16, the sieve plate 18 is fixedly installed inside the material discharge opening 17, so that the bracts with large volume are blocked by the sieve plate 18 and then are continuously stirred and crushed by the crushing blades 14, the bract fragments meeting the requirement enter the discharging device in the material discharge plate 6 through the sieve plate 18 and the material discharge opening 17, the effect of fully crushing the bracts not meeting the requirement is achieved, and the bracts are fully crushed.

In a preferred embodiment, the supporting structure includes fixing bases 19 fixedly connected to two sides of the crushing barrel 4, a telescopic rod 20 is fixedly connected to the top of each fixing base 19, the top end of each telescopic rod 20 is fixedly connected to the bottom of the crushing box 1, a supporting spring 21 sleeved outside the supporting rod is arranged between the crushing box 1 and the fixing base 19, so that the crushing barrel 4 is connected below the crushing box 1 through the telescopic rod 20, vibration generated when the crushing box 1 and the crushing barrel 4 work is relieved through the supporting spring 21, and stability of the device is guaranteed.

The utility model discloses the theory of operation: when the device is used, the device is arranged on a corn harvester, the stripped bracts can directly enter a feeding funnel 2 and enter a crushing box 1 through the feeding funnel 2, a first motor 11 is started to enable two crushing rollers 8 to rotate relatively to crush the bracts through a cutting blade 9, the crushed bracts fall into the bottom of the crushing box 1 and enter a crushing barrel 4 through a connecting pipe 5, a second motor 16 is started to enable a cutter shaft 12 to rotate to drive crushing blades 14 to stir the bracts in the crushing barrel 4, when the bracts are crushed to a proper volume, the bracts fall into a discharge plate 6 through a sieve plate 18 and a discharge port 17 and are discharged to a field along the discharge plate 6, the bracts with large volume are blocked in the crushing barrel 4 by the sieve plate 18, and the bracts with high-speed rotation of the crushing blades 14 pass through multiple groups of crushing blades 14 to be repeatedly crushed until the crushed bracts with proper volume are discharged through the sieve plate 18, thereby guaranteed to carry out abundant shredding to the bract, be convenient for its degradation returning field, can cushion the vibrations of crushing case 1 with crushing barrel 4 during operation through supporting spring 21, make the device during operation remain stable.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;

and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a maize picker bract chopper, includes broken case (1), its characterized in that: the utility model discloses a crushing box, including crushing case (1), one side of crushing case (1) is provided with crushing structure, the top opening part fixedly connected with feed hopper (2) of crushing case (1), the below of crushing case (1) is provided with crushing barrel (4), the inside of crushing barrel (4) is provided with stirs crushing structure, communicate through connecting pipe (5) between the bottom of crushing case (1) and the top of crushing barrel (4), the both sides that lie in connecting pipe (5) between crushing case (1) and crushing barrel (4) are provided with bearing structure, the lateral wall of crushing barrel (4) is close to bottom fixedly connected with row flitch (6).

2. The corn harvester bract chopper of claim 1, wherein: the utility model discloses a crushing structure, including two pivot (7) that set up between crushing case (1) inside both sides wall through bearing horizontal symmetry, the fixed cover in surface of pivot (7) has connect crushing roller (8), the outer lane of crushing roller (8) is evenly arranged fixedly connected with a plurality of cutting blade (9), two cutting blade (9) on crushing roller (8) surface interlock setting crisscross each other.

3. The corn harvester bract chopper of claim 2, wherein: two the one end that pivot (7) are close to drive case (3) all passes fixed cover of broken case (1) lateral wall and is equipped with intermeshing's drive gear (10), the inside fixed mounting of drive case (3) has first motor (11), one of them the output shaft fixed connection of shaft coupling and first motor (11) is passed through to the one end of pivot (7).

4. The corn harvester bract chopper of claim 3, wherein: the stirring structure comprises a cutter shaft (12) which is rotatably connected to the inner bottom wall of the crushing barrel (4) through a bearing, a plurality of cutter holders (13) are sleeved on the surface of the cutter shaft (12) in a perpendicular and equidistant mode, and crushing blades (14) are symmetrically arranged on the outer sides of the cutter holders (13).

5. The corn harvester bract chopper of claim 4, wherein: the bottom fixedly connected with installation shell (15) of crushing barrel (4), the inside of installation shell (15) is provided with second motor (16), the output shaft fixed connection of crushing barrel (4) bottom through shaft coupling and second motor (16) is passed to the bottom of arbor (12).

6. The corn harvester bract chopper of claim 5, wherein: the bottom of crushing barrel (4) is located the both sides position of second motor (16) and has seted up bin outlet (17), the inside fixed mounting of bin outlet (17) has sieve (18).

7. The corn harvester bract chopper of claim 6, wherein: the utility model discloses a crushing device, including bearing structure, crushing section of thick bamboo (4), the top fixedly connected with telescopic link (20) of bearing structure includes fixing base (19) of fixed connection in crushing section of thick bamboo (4) both sides, the top fixed connection of telescopic link (20) is in the bottom of broken case (1), be provided with between broken case (1) and fixing base (19) to establish support spring (21) outside the bracing piece at the cover.