CN212936740U - Cutting mechanism suitable for corn kernel harvester debris clearing device - Google Patents
Cutting mechanism suitable for corn kernel harvester debris clearing device Download PDFInfo
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- CN212936740U CN212936740U CN202020612848.0U CN202020612848U CN212936740U CN 212936740 U CN212936740 U CN 212936740U CN 202020612848 U CN202020612848 U CN 202020612848U CN 212936740 U CN212936740 U CN 212936740U
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- 238000005520 cutting process Methods 0.000 title claims abstract description 68
- 235000002017 Zea mays subsp mays Nutrition 0.000 title claims abstract description 24
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 title claims abstract description 18
- 235000005822 corn Nutrition 0.000 title claims abstract description 18
- 240000008042 Zea mays Species 0.000 title claims description 22
- 230000002093 peripheral effect Effects 0.000 claims abstract description 7
- 230000005540 biological transmission Effects 0.000 claims abstract description 4
- 235000013399 edible fruits Nutrition 0.000 claims abstract description 4
- 235000013339 cereals Nutrition 0.000 claims description 7
- 238000003466 welding Methods 0.000 claims description 7
- 235000016383 Zea mays subsp huehuetenangensis Nutrition 0.000 claims description 6
- 235000009973 maize Nutrition 0.000 claims description 6
- 239000012535 impurity Substances 0.000 abstract description 7
- 241000209149 Zea Species 0.000 abstract 2
- 210000005069 ears Anatomy 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 238000004140 cleaning Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000003749 cleanliness Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000003306 harvesting Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Harvesting Machines For Specific Crops (AREA)
Abstract
The utility model relates to a cutting mechanism suitable for a sundries removing device of a corn kernel harvester, which comprises a fixed cutter component and a movable cutter component, wherein the fixed cutter component is arranged at the upper part, and the movable cutter component is arranged below the front side of the fixed cutter component; the fixed cutter assembly consists of a fixed cutter seat and a fixed cutter blade arranged on the front side of the fixed cutter seat, the cutting edge of the fixed cutter blade is arranged downwards, and two ends of the fixed cutter seat are fixed on the left cutting support and the right cutting support; the movable cutter component consists of a movable cutter shaft welded and a plurality of movable cutter blades which are uniformly distributed and detachably fixed on the welded peripheral surface of the movable cutter shaft, the movable cutter is arranged in a mode that a cutter edge faces outwards, two ends of the movable cutter shaft welded are rotatably supported on a left cutting support and a right cutting support, and the two cutting supports are fixedly arranged on the inner side of the left side wall and the inner side of the right side plate of the operation box of the sundries removing device respectively; and a cutting power input chain wheel is arranged at the end of one end of the movable cutter shaft welded together and is connected with a chain wheel arranged on a gap bridge main shaft of the fruit ear conveyor through a transmission chain. The mechanism realizes effective cutting off of impurities such as broken stalks, corn leaves and the like.
Description
Technical Field
The utility model belongs to the corn harvester relates to maize seed grain results technique, concretely relates to debris clearing device's shutdown mechanism suitable for maize seed grain results.
Background
In the existing corn harvesting operation, the phenomenon that the ears, the broken stalks and the corn leaves simultaneously enter an ear conveyor and are conveyed into a threshing system together can occur along with the generation of broken stalks and peeled corn leaves when the ears are picked. Broken stalks and corn leaves can increase the workload of a threshing system, reduce the threshing efficiency of the ears and reduce the threshing effect of the ears, and broken stalks and corn leaves can enter a cleaning system along with separated grains, so that the load of the cleaning device is increased, and the cleanliness of the grains can be seriously influenced (the impurity rate is improved).
Aiming at the defects of the threshing function, the sundries removing device is designed in advance, and the stem sundries removing device is arranged at the connecting position of the ear conveyor and the threshing cylinder in the threshing system so as to remove sundries such as broken stems, corn leaves and the like mixed in the ears and prevent or greatly reduce the impurities entering the threshing cylinder. The sundries removing device is designed in advance by an operation box and a stem pulling mechanism, a cutting mechanism and a conveying and discharging mechanism which are arranged in the operation box, wherein the stem pulling mechanism feeds broken stems, corn leaves and other impurities into the removing device, the cutting mechanism cuts the impurities, and the conveying and discharging mechanism conveys and discharges the cut impurities.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art's weak point, provide a shutdown mechanism who is applicable to maize seed grain harvester debris clearing device that impurity such as can realize disconnected stem stalk, maize leaf effectively cuts off.
The above object of the present invention is achieved by the following technical solutions:
the utility model provides a shutdown mechanism suitable for maize seed grain harvester debris clearing device which characterized in that:
the cutting mechanism comprises a fixed cutter component arranged along the left-right direction and a movable cutter component arranged along the left-right direction, the fixed cutter component is arranged at the upper position, and the movable cutter component is arranged at the lower position of the front side of the fixed cutter component; the fixed cutter assembly consists of a fixed cutter seat and a fixed cutter blade which is detachably arranged on the front side of the fixed cutter seat, the cutting edge of the fixed cutter blade is arranged downwards, and two ends of the fixed cutter seat are fixed on the left cutting support and the right cutting support; the movable cutter component consists of a movable cutter shaft welded and a plurality of movable cutter blades which are detachably fixed on the welded peripheral surface of the movable cutter shaft in an evenly distributed manner, the movable cutter blades are arranged in a mode that the cutter blades face outwards, and two ends of the movable cutter shaft welded are rotatably supported on the left cutting support and the right cutting support; the left cutting bracket and the right cutting bracket are respectively and fixedly arranged on the inner side of the left side wall and the inner side of the right side plate of the operation box of the sundries removing device; a cutting power input chain wheel is arranged at the end of one welded end of the movable cutter shaft; the cutting power input chain wheel is connected with a chain wheel arranged on a gap bridge main shaft of the fruit ear conveyor through a transmission chain.
Further, the method comprises the following steps of; the movable blades fixed on the movable blade shaft in a welded mode are divided into a left group and a right group, and the left group and the right group of the movable blades are arranged in a mode that the movable blades are staggered along the circumferential direction; each group of moving blades consists of three moving blades.
Further, the method comprises the following steps: the movable cutter shaft welding device is characterized in that the movable cutter shaft welding device comprises a movable cutter shaft, a roller coaxially sleeved outside the movable cutter shaft and a plurality of movable cutter supporting blocks axially and uniformly sleeved outside the roller, wherein three movable cutter mounting surfaces are arranged on the peripheral surface of each movable cutter supporting block, and the three movable cutter mounting surfaces are arranged at an included angle of 120 degrees; the plurality of movable blade supporting blocks are divided into a left group and a right group, the movable blade supporting blocks in the same group are arranged at the same angle, and the left group and the right group of the movable blade supporting blocks are arranged in a staggered mode at an included angle of 60 degrees.
Further: the left end of the movable cutter shaft is supported on a left bearing seat through a bearing, the right end of the movable cutter shaft is supported on a right bearing seat through a bearing, the left bearing seat is fixedly connected with a left cutting support or the left side wall of the operation box through a screw, the right bearing seat is fixedly connected with a right cutting support or the right side wall of the operation box through a screw, a screw hole formed in the left cutting support or the left side wall is a long circular hole extending in the vertical direction, a screw hole formed in the right cutting support or the right side wall is a long circular hole extending in the vertical direction, and the movable cutter assembly is arranged below the front side of the fixed cutter assembly in a mode that a cutting gap is adjustable relative to the fixed cutter assembly.
The utility model has the advantages and positive effect:
the cutting mechanism adopts a matching structure of the fixed cutter and the movable cutter, and the movable cutter rotates at a high speed from front to back and from bottom to top in the cutting operation process, so that the sundries sent by the stem pulling mechanism are grabbed, cut off and thrown backwards. The cutting mechanism has simple structure and good cutting effect.
Drawings
Fig. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic perspective view of the stationary knife shown in FIG. 1;
FIG. 3 is a perspective view of the movable blade of FIG. 1;
fig. 4 is a schematic cross-sectional view of the moving blade.
Detailed Description
The present invention will be described in further detail with reference to the following embodiments, which are illustrative, not restrictive, and the scope of the invention should not be limited thereto.
Referring to fig. 1-4, a cutting mechanism for a corn kernel harvester sundries removing device is characterized in that:
the cutting mechanism comprises a fixed cutter component 1 arranged along the left-right direction and a movable cutter component 2 arranged along the left-right direction, the fixed cutter component is arranged at the upper part, and the movable cutter component is arranged at the lower part of the front side of the fixed cutter component. The fixed cutter component comprises a fixed cutter seat 1.1 and a fixed cutter blade 1.2 which is detachably arranged on the front side of the fixed cutter seat, the cutting edge of the fixed cutter blade is arranged downwards, and two ends of the fixed cutter seat are fixed on a left cutting support 5 and a right cutting support 3. The movable cutter component is composed of a movable cutter shaft welded and a plurality of movable cutter blades 2.4 which are detachably fixed on the welding peripheral surface of the movable cutter shaft in an evenly distributed manner, the movable cutter blades are arranged in a mode that the cutter blades face outwards, two ends of the movable cutter shaft welded are rotatably supported on a left cutting support and a right cutting support, and the left cutting support and the right cutting support are fixedly installed on the inner side of the left side wall and the inner side of the right side plate of the operation box of the sundries removing device respectively; a power input cutting chain wheel 7 is arranged at the end of one welded end of the movable cutter shaft; the cutting power input chain wheel is connected with a chain wheel arranged on a gap bridge main shaft of the fruit ear conveyor through a transmission chain.
In the above structure, further; the movable blades fixed on the movable blade shaft in a welded mode are divided into a left group and a right group, and the left group and the right group of the movable blades are arranged in a mode that the movable blades are staggered along the circumferential direction; each group of moving blades consists of three moving blades. The staggered arrangement of the two groups of moving blades has the advantages that: and on the premise of ensuring the material flow stability, the power consumption per unit time is effectively reduced.
Further, the method comprises the following steps: the movable cutter shaft welding device is characterized in that the movable cutter shaft welding device comprises a movable cutter shaft 2.1, a roller 2.2 coaxially sleeved outside the movable cutter shaft and a plurality of movable cutter supporting blocks 2.3 uniformly distributed and sleeved outside the roller along the axial direction, the peripheral surface of each movable cutter supporting block is provided with three movable cutter mounting surfaces, and the three movable cutter mounting surfaces are arranged at an included angle of 120 degrees; the plurality of movable blade supporting blocks are divided into a left group and a right group, the movable blade supporting blocks in the same group are arranged at the same angle, and the left group and the right group of the movable blade supporting blocks are arranged in a staggered mode at an included angle of 60 degrees.
In the above structure, further: the left end of the movable cutter shaft is supported on a left bearing seat 6 through a bearing, the right end of the movable cutter shaft is supported on a right bearing seat 4 through a bearing, the left bearing seat is fixedly connected with a left cutting support or the left side wall of the operation box through a screw, the right bearing seat is fixedly connected with a right cutting support or the right side wall of the operation box through a screw, a screw hole formed in the left cutting support or the left side wall is a long circular hole extending in the vertical direction, a screw hole formed in the right cutting support or the right side wall is a long circular hole extending in the vertical direction, and the movable cutter assembly is arranged below the front side of the fixed cutter assembly in a mode that a cutting gap is adjustable relative to the fixed cutter assembly. The relative clearance of the movable cutter and the fixed cutter can be adjusted to ensure the adaptability adjustment of different varieties and different operation states.
The mechanism is positioned in the middle of the sundries removing device and behind the stem pulling mechanism. When the broken stalks, the peeled corn leaves and other sundries grabbed by the stalk pulling mechanism are thrown to the grabbing range of the cutting mechanism, the broken stalks, the peeled corn leaves and the like are grabbed by the cutting mechanism and cut into sections, and then the cut sections are thrown to a rear conveying mechanism to be discharged out of the machine body.
Although the embodiments of the present invention and the accompanying drawings are disclosed for illustrative purposes, those skilled in the art will appreciate that: various substitutions, changes and modifications are possible without departing from the spirit and scope of the present invention and the appended claims, and therefore, the scope of the present invention is not limited to the disclosure of the embodiments and the accompanying drawings.
Claims (4)
1. The utility model provides a shutdown mechanism suitable for maize seed grain harvester debris clearing device which characterized in that:
the cutting mechanism comprises a fixed cutter component arranged along the left-right direction and a movable cutter component arranged along the left-right direction, the fixed cutter component is arranged at the upper position, and the movable cutter component is arranged at the lower position of the front side of the fixed cutter component; the fixed cutter assembly consists of a fixed cutter seat and a fixed cutter blade which is detachably arranged on the front side of the fixed cutter seat, the cutting edge of the fixed cutter blade is arranged downwards, and two ends of the fixed cutter seat are fixed on the left cutting support and the right cutting support; the movable cutter component consists of a movable cutter shaft welded and a plurality of movable cutter blades which are detachably fixed on the welded peripheral surface of the movable cutter shaft in an evenly distributed manner, the movable cutter blades are arranged in a mode that the cutter blades face outwards, and two ends of the movable cutter shaft welded are rotatably supported on the left cutting support and the right cutting support; the left cutting bracket and the right cutting bracket are respectively and fixedly arranged on the inner side of the left side wall and the inner side of the right side plate of the operation box of the sundries removing device; a cutting power input chain wheel is arranged at the end of one welded end of the movable cutter shaft; the cutting power input chain wheel is connected with a chain wheel arranged on a gap bridge main shaft of the fruit ear conveyor through a transmission chain.
2. The cutting mechanism suitable for the sundry removing device of the corn kernel harvester as claimed in claim 1, is characterized in that: the movable blades fixed on the movable blade shaft in a welded mode are divided into a left group and a right group, and the left group and the right group of the movable blades are arranged in a mode that the movable blades are staggered along the circumferential direction; each group of moving blades consists of three moving blades.
3. The cutting mechanism suitable for the sundry removing device of the corn kernel harvester as claimed in claim 2, is characterized in that: the movable cutter shaft welding device is characterized in that the movable cutter shaft welding device comprises a movable cutter shaft, a roller coaxially sleeved outside the movable cutter shaft and a plurality of movable cutter supporting blocks axially and uniformly sleeved outside the roller, wherein three movable cutter mounting surfaces are arranged on the peripheral surface of each movable cutter supporting block, and the three movable cutter mounting surfaces are arranged at an included angle of 120 degrees; the plurality of movable blade supporting blocks are divided into a left group and a right group, the movable blade supporting blocks in the same group are arranged at the same angle, and the left group and the right group of the movable blade supporting blocks are arranged in a staggered mode at an included angle of 60 degrees.
4. The cutting mechanism suitable for the sundry removing device of the corn kernel harvester according to claim 3, is characterized in that: the left end of the movable cutter shaft is supported on a left bearing seat through a bearing, the right end of the movable cutter shaft is supported on a right bearing seat through a bearing, the left bearing seat is fixedly connected with a left cutting support or the left side wall of the operation box through a screw, the right bearing seat is fixedly connected with a right cutting support or the right side wall of the operation box through a screw, a screw hole formed in the left cutting support or the left side wall is a long circular hole extending in the vertical direction, a screw hole formed in the right cutting support or the right side wall is a long circular hole extending in the vertical direction, and the movable cutter assembly is arranged below the front side of the fixed cutter assembly in a mode that a cutting gap is adjustable relative to the fixed cutter assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020612848.0U CN212936740U (en) | 2020-04-22 | 2020-04-22 | Cutting mechanism suitable for corn kernel harvester debris clearing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020612848.0U CN212936740U (en) | 2020-04-22 | 2020-04-22 | Cutting mechanism suitable for corn kernel harvester debris clearing device |
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| Publication Number | Publication Date |
|---|---|
| CN212936740U true CN212936740U (en) | 2021-04-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020612848.0U Active CN212936740U (en) | 2020-04-22 | 2020-04-22 | Cutting mechanism suitable for corn kernel harvester debris clearing device |
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| CN (1) | CN212936740U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113647672A (en) * | 2021-09-17 | 2021-11-16 | 红云红河烟草(集团)有限责任公司 | Improved structure of secondary sorting wheel device of cigarette making machine |
-
2020
- 2020-04-22 CN CN202020612848.0U patent/CN212936740U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113647672A (en) * | 2021-09-17 | 2021-11-16 | 红云红河烟草(集团)有限责任公司 | Improved structure of secondary sorting wheel device of cigarette making machine |
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