CN221043783U - Snapping roll for corn harvester - Google Patents
Snapping roll for corn harvester Download PDFInfo
- Publication number
- CN221043783U CN221043783U CN202322486213.7U CN202322486213U CN221043783U CN 221043783 U CN221043783 U CN 221043783U CN 202322486213 U CN202322486213 U CN 202322486213U CN 221043783 U CN221043783 U CN 221043783U
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- China
- Prior art keywords
- spiral
- roll
- spiral rib
- connecting hole
- spiral muscle
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Links
- 240000008042 Zea mays Species 0.000 title claims abstract description 28
- 235000002017 Zea mays subsp mays Nutrition 0.000 title claims abstract description 28
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 title claims abstract description 26
- 235000005822 corn Nutrition 0.000 title claims abstract description 26
- 210000003205 muscle Anatomy 0.000 claims description 25
- 235000016383 Zea mays subsp huehuetenangensis Nutrition 0.000 claims description 2
- 235000009973 maize Nutrition 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 8
- 238000009434 installation Methods 0.000 abstract description 4
- 210000005069 ears Anatomy 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000003306 harvesting Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000003245 working effect Effects 0.000 description 1
Landscapes
- Harvesting Machines For Root Crops (AREA)
Abstract
The utility model relates to a snapping roll for a corn harvester, which comprises two roll bodies which are oppositely turned and are arranged in parallel, wherein a snapping channel is formed between the two roll bodies, one end of each roll body is provided with a connecting hole and is connected with driving equipment through the connecting hole, the other end of each roll body is concentrically and fixedly provided with a guide cone, an installation frame is sleeved outside the connecting position of each guide cone and each roll body in a rotating manner, a pull rod is transversely arranged on the outer side of each installation frame, a first spiral rib, a second spiral rib and a third spiral rib are sequentially and spirally arranged on the outer surface of each roll body from the connecting hole to each guide cone, the first spiral rib, the second spiral rib and the third spiral rib are sequentially connected end to end, the diameter of each first spiral rib is smaller than that of the second spiral rib, the diameter of each second spiral rib is smaller than that of the third spiral rib, and the spiral directions of the first spiral rib, the second spiral rib and the third spiral rib on the surfaces of the two roll bodies are opposite and staggered; the utility model has the advantages of reasonable structural design and good use effect.
Description
Technical Field
The utility model belongs to the technical field of agricultural machinery, and particularly relates to a snapping roll for a corn harvester.
Background
The snapping roll is used as a core part on a header in the corn harvester, and has the main functions of snapping and stem pulling, and the reliability and stability of the snapping roll play an indispensable role in the corn harvesting process; the existing snapping roll mainly comprises a cylindrical roll body, a guide cone fixedly arranged at the end part of the roll body, a spiral sheet (a bulge) spirally and fixedly arranged outside the roll body and a mounting frame, when the snapping roll with the structure is used, in order to ensure the smoothness of feeding corn stalks, a pull rod on the mounting frame is required to be tensioned and regulated, the roll body is driven to incline outwards by the pulling force of the pull rod, so that the width of the front end and the rear end of a snapping channel formed between the two roll bodies are different, however, the whole roll body which is inclined under the action of the pulling force of the pull rod inevitably generates fine deviation due to concentric connection between the roll body and a fixed component and a driving component on a cutting table, thereby affecting the working effect of the snapping roll and accelerating abrasion to affect the service life of the snapping roll; therefore, in order to solve the above problems, it is necessary to develop a snapping roll for corn harvester with reasonable structural design and good use effect.
Disclosure of utility model
The utility model aims to overcome the defects of the prior art and provide the snapping roll for the corn harvester, which has reasonable structural design and good use effect.
The purpose of the utility model is realized in the following way: the utility model provides a maize picker is with snapping roll, includes two roll bodies that turn to opposite and parallel arrangement, and forms the spike passageway of plucking between two roll bodies, the one end of roll body is provided with the connecting hole to be connected with actuating device through the connecting hole, the other end is concentric fixedly to be provided with the nose cone, the nose cone with the outside of roll body junction rotates the cover and is equipped with the mounting bracket, the outside of mounting bracket transversely is provided with the pull rod, the surface of roll body is by connecting hole to nose cone spiral fixed first spiral muscle, second spiral muscle and the third spiral muscle of being provided with in proper order, first spiral muscle the second spiral muscle with the third spiral muscle is end to end connected in proper order, and wherein the diameter of first spiral muscle is less than the diameter of second spiral muscle, and the diameter of second spiral muscle is less than the diameter of third spiral muscle, and the spiral direction of the first spiral muscle on two roll body surfaces is opposite and crisscross setting.
The one end that the roll body surface was provided with the connecting hole and first spiral muscle department all vertical fixedly are provided with a plurality of lacing wires, and a plurality of lacing wires are annular equipartition around the center pin of roll body.
The whole conical roller structure that is used for of roll body, from the one end that is provided with the connecting hole outwards its diameter reduces gradually.
The outer surface of the roller body is a rough surface.
The whole cone structure that is of guide cone, its external surface is fixed and is provided with guide cone spiral lug, and the spiral direction of the guide cone spiral lug of two guide cone external surfaces is opposite.
The utility model has the beneficial effects that: according to the utility model, the roller bodies with the conical roller structures are arranged, and the width of the ear picking channel formed between the two roller bodies can be gradually reduced from the guide cone end to the connecting hole end by using the conical roller structure; in addition, the first spiral rib, the second spiral rib and the third spiral rib with different diameters are sequentially and spirally fixed on the outer surface of the roller body, so that the integral feeding rate, the feeding smoothness and the stem pulling capacity of the roller body can be increased during actual use, and the use effect of the roller body is improved; in general, the utility model has the advantages of reasonable structural design and good use effect.
Drawings
Fig. 1 is a top view of the present utility model.
Fig. 2 is a perspective view of the present utility model.
Fig. 3 is a front view of the present utility model.
In the figure: 1. the roller body 11, the connecting hole 12, the guide cone 13, the first spiral rib 14, the second spiral rib 15, the third spiral rib 16, the lacing wire 17, the guide cone spiral convex block 2, the mounting frame 21 and the pull rod.
Description of the embodiments
The utility model is further described below with reference to the accompanying drawings.
Examples: as shown in fig. 1, fig. 2 and fig. 3, the snapping roll for the corn harvester comprises two roll bodies 1 which are oppositely turned and are arranged in parallel, a snapping channel is formed between the two roll bodies 1, one end of each roll body 1 is provided with a connecting hole 11 and is connected with a driving device through the connecting hole 11, the other end of each roll body is concentrically and fixedly provided with a guide cone 12, an installation frame 2 is sleeved outside the connecting position of each guide cone 12 and the roll body 1, a pull rod 21 is transversely arranged on the outer side of each installation frame 2, a first spiral rib 13, a second spiral rib 14 and a third spiral rib 15 are sequentially and spirally and fixedly arranged on the outer surface of each roll body 1 from the connecting hole 11 to the guide cone 12, the first spiral ribs 13, the second spiral ribs 14 and the third spiral ribs 15 are sequentially connected end to end, the diameter of each first spiral rib 13 is smaller than the diameter of each second spiral rib 14, the diameter of each second spiral rib 14 is smaller than the diameter of each third spiral rib 15, and the spiral ribs 13, the second spiral ribs 14 and the third spiral ribs 15 are alternately arranged on the surfaces of the two roll bodies 1.
One end of the outer surface of the roller body 1, which is provided with the connecting hole 11, and the first spiral rib 13 are vertically and fixedly provided with a plurality of lacing wires 16, the lacing wires 16 are annularly and uniformly distributed around the central shaft of the roller body 1, and the lacing wires 16 can play a role in skid resistance; the whole roller body 1 is of a conical roller structure, the diameter of the roller body is gradually reduced from one end provided with the connecting hole 11 to the outside, and the width of a spike picking channel formed between the two roller bodies 1 can be gradually reduced from the guide cone end to the connecting hole end by utilizing the conical roller structure, so that the use effect of the spike picking channel is improved; the outer surface of the roller body 1 is a rough surface; the whole guide cone 12 is of a conical structure, guide cone spiral convex blocks 17 are fixedly arranged on the outer surfaces of the guide cones, and the spiral directions of the guide cone spiral convex blocks 17 on the outer surfaces of the two guide cones 12 are opposite.
When the corn harvester is used, the whole corn harvester is moved, so that corn stalks passing through a corn picking channel between the two roller bodies 1 are pulled, corn ears on the corn stalks are picked, after the corn ears are picked, the corn ears separated from the corn stalks are conveyed into a storage box of the corn harvester through a conveying device in a header above the roller bodies 1, and meanwhile, the two roller bodies 1 rotate in opposite directions under the action of a driving device, and the first spiral ribs 13, the second spiral ribs 14 and the third spiral ribs 15 with different diameters are sequentially and spirally fixed on the outer surfaces of the roller bodies 1, so that the feeding rate, the feeding smoothness and the stalk pulling capacity of the whole corn harvester are increased during working, and the use effect of the corn harvester is improved; in addition, the utility model adopts the roller bodies 1 with conical roller structures, by utilizing the structure, the width of the ear picking channel formed between the two roller bodies 1 is gradually reduced from the guide cone end to the connecting hole end, and compared with the existing mode that the roller bodies 1 are inclined by the pull force of the pull rod 21, the front end and the rear end of the ear picking channel between the two roller bodies 1 form the width difference, and the structure design is more reasonable and efficient; in general, the utility model has the advantages of reasonable structural design and good use effect.
The above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the above embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made to the specific embodiments of the present utility model without departing from the spirit and scope of the present utility model, and all modifications and equivalents are intended to be included in the scope of the claims of the present utility model.
Claims (5)
1. The utility model provides a maize picker is with snapping roll, includes two roll bodies (1) that turn to opposite and parallel arrangement, and forms between two roll bodies (1) and pluck ear passageway, its characterized in that: the one end of roll body (1) is provided with connecting hole (11) to be connected with actuating device through connecting hole (11), the other end is concentric fixedly to be provided with nose cone (12), nose cone (12) with the outside of roll body (1) junction rotates the cover and is equipped with mounting bracket (2), the outside of mounting bracket (2) transversely is provided with pull rod (21), the surface of roll body (1) is fixed first spiral muscle (13), second spiral muscle (14) and third spiral muscle (15) that are provided with by connecting hole (11) to nose cone (12) spiral in proper order, first spiral muscle (13) second spiral muscle (14) with third spiral muscle (15) head and tail connection in proper order, and wherein the diameter of first spiral muscle (13) is less than the diameter of second spiral muscle (14), and the diameter of second spiral muscle (14) is less than the diameter of third spiral muscle (15), and the spiral muscle (13) of two roll body (1) surfaces, second spiral muscle (14), third spiral muscle (15) and the opposite spiral direction of crisscross setting.
2. The snapping roll for corn harvester of claim 1, wherein: one end of the outer surface of the roller body (1) provided with a connecting hole (11) and a first spiral rib (13) are vertically and fixedly provided with a plurality of lacing wires (16), and the lacing wires (16) are annularly and uniformly distributed around the central shaft of the roller body (1).
3. The snapping roll for corn harvester of claim 1, wherein: the roller body (1) is of a conical roller structure, and the diameter of the roller body is gradually reduced from one end provided with the connecting hole (11) to the outside.
4. The snapping roll for corn harvester of claim 1, wherein: the outer surface of the roller body (1) is a rough surface.
5. The snapping roll for corn harvester of claim 1, wherein: the whole guide cone (12) is of a conical structure, guide cone spiral convex blocks (17) are fixedly arranged on the outer surfaces of the guide cones, and the spiral directions of the guide cone spiral convex blocks (17) on the outer surfaces of the two guide cones (12) are opposite.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322486213.7U CN221043783U (en) | 2023-09-13 | 2023-09-13 | Snapping roll for corn harvester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322486213.7U CN221043783U (en) | 2023-09-13 | 2023-09-13 | Snapping roll for corn harvester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221043783U true CN221043783U (en) | 2024-05-31 |
Family
ID=91205122
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322486213.7U Active CN221043783U (en) | 2023-09-13 | 2023-09-13 | Snapping roll for corn harvester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221043783U (en) |
-
2023
- 2023-09-13 CN CN202322486213.7U patent/CN221043783U/en active Active
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