CN220586879U - Reciprocating cutting device, header and combine harvester - Google Patents
Reciprocating cutting device, header and combine harvester Download PDFInfo
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- CN220586879U CN220586879U CN202322253454.7U CN202322253454U CN220586879U CN 220586879 U CN220586879 U CN 220586879U CN 202322253454 U CN202322253454 U CN 202322253454U CN 220586879 U CN220586879 U CN 220586879U
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- cutter
- limiting
- connecting beam
- reciprocating cutting
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- 238000005520 cutting process Methods 0.000 title claims abstract description 77
- 230000005540 biological transmission Effects 0.000 claims abstract description 58
- 230000007246 mechanism Effects 0.000 claims abstract description 33
- 230000000670 limiting effect Effects 0.000 claims description 70
- 238000003825 pressing Methods 0.000 description 11
- 230000001012 protector Effects 0.000 description 9
- 230000009471 action Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 238000003306 harvesting Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
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Abstract
The utility model relates to the field of agricultural machinery and discloses a reciprocating cutting device, a cutting table and a combine harvester, wherein the reciprocating cutting device comprises a connecting beam, a first movable cutter assembly and a second movable cutter assembly, the first movable cutter assembly comprises a first cutter bar, a first movable cutter and a first transverse moving transmission mechanism, the first cutter bar is transversely arranged in front of the connecting beam, the first movable cutter is fixedly arranged on the first cutter bar, the second movable cutter assembly comprises a second cutter bar, a second movable cutter and a second transverse moving transmission mechanism, the second cutter bar is transversely arranged in front of the connecting beam and is transversely arranged at intervals with the first cutter bar, and the second movable cutter is fixedly arranged on the second cutter bar; the first cutter bar and the second cutter bar can move in opposite directions or back to each other in the transverse direction relative to the connecting beam under the drive of the first transverse movement transmission mechanism and the second transverse movement transmission mechanism respectively. The utility model can greatly reduce the continuous vibration of the reciprocating cutting device in the cutting process.
Description
Technical Field
The utility model belongs to the field of agricultural machinery, and particularly relates to a reciprocating cutting device, a header applying the reciprocating cutting device and a combine harvester applying the header.
Background
The header is a very important component of the combine harvester, while the reciprocating cutting device is used as a main working part of the header, and the working performance of the reciprocating cutting device has direct influence on the harvesting operation of the combine harvester.
In the existing reciprocating cutting device, a movable cutter continuously moves in a reciprocating manner in the cutting process, so that larger inertia force can be generated, the reciprocating cutting device generates larger continuous vibration, and further the cutting table and even the whole combine harvester can generate larger continuous vibration, so that abrasion and brittle fracture of parts in the cutting table and even the whole combine harvester are easier to cause, and the mechanical reliability, the service life and the operation comfort of the combine harvester are poorer.
Disclosure of Invention
Aiming at the defects or the defects in the prior art, the utility model provides a reciprocating cutting device and a combine harvester, and aims to solve the technical problems of poor mechanical reliability, service life and operation comfort of the existing combine harvester.
To achieve the above object, the present utility model provides a reciprocating cutting apparatus comprising:
a connecting beam;
the first movable cutter assembly comprises a first cutter bar, a first movable cutter and a first transverse moving transmission mechanism, wherein the first cutter bar is transversely arranged in front of the connecting beam and is in transmission connection with the first transverse moving transmission mechanism, and the first movable cutter is fixedly arranged on the first cutter bar and extends forwards from the first cutter bar;
the second moving knife assembly comprises a second knife bar, a second moving knife and a second traversing transmission mechanism, wherein the second knife bar is transversely arranged in front of the connecting beam and is in transmission connection with the second traversing transmission mechanism, the second knife bar and the first knife bar are transversely arranged at intervals, and the second moving knife is fixedly arranged on the second knife bar and extends forwards from the second knife bar;
the first cutter bar and the second cutter bar can move in opposite directions or back directions relative to the connecting beam under the drive of the first transverse moving transmission mechanism and the second transverse moving transmission mechanism respectively.
Optionally, the reciprocating cutting device further comprises a guide piece, wherein the guide piece is fixedly arranged on the connecting beam and positioned in a gap between the first cutter bar and the second cutter bar, and the guide piece is used for guiding the crops to be cut entering the gap to the first cutter bar and/or the second cutter bar.
Optionally, the guide member extends forward from the connecting beam and has a tapered front end.
Optionally, a first limiting part is arranged at one end of the connecting beam adjacent to the first cutter bar, a first limiting through groove with a notch facing to the rear and extending transversely is formed in the first limiting part, a first limiting plate is arranged at the first end of the first cutter bar far away from the second cutter bar, and at least part of the first limiting plate can be arranged in the first limiting through groove in a transversely movable manner;
and/or, the connecting beam is provided with a second limiting part adjacent to one end of the second cutter bar, the second limiting part is provided with a second limiting through groove with a notch facing to the rear and transversely extending, the first end of the second cutter bar, which is far away from the first cutter bar, is provided with a second limiting plate, and at least part of the second limiting plate can be transversely movably arranged in the second limiting through groove.
Optionally, the first limiting piece is detachably connected with the connecting beam, and the first limiting plate is detachably connected with the first cutter bar;
and/or, the second limiting piece is detachably connected with the connecting cross beam, and the second limiting plate is detachably connected with the second cutter bar.
Optionally, the first traverse transmission mechanism comprises a first swing ring box and a first transmission piece, and the first transmission piece is fixedly connected with the first cutter bar and hinged with a swing arm of the first swing ring box;
the second transverse moving transmission mechanism comprises a second swing ring box and a second transmission piece, and the second transmission piece is fixedly connected with the second cutter bar and hinged with a swing arm of the second swing ring box.
Optionally, the power input shafts of the first swing ring box and the second swing ring box are respectively sleeved with a driving sprocket.
Optionally, the first movable cutter comprises a first connecting part fixedly connected with the first cutter bar and a first cutting part extending forwards from the first connecting part, and the first connecting part is provided with a first weight reducing hole;
and/or the second movable cutter comprises a second connecting part fixedly connected with the second cutter bar and a second cutting part extending forwards from the second connecting part, and a second weight reducing hole is formed in the second connecting part.
The utility model also provides a cutting table, which comprises the reciprocating cutting device.
The utility model also provides a combine harvester, which comprises the header.
In the reciprocating type cutting device, the first cutter bar and the second cutter bar which are respectively provided with the first movable cutter and the second movable cutter are arranged, the first cutter bar and the second cutter bar can move in the transverse direction or back to the opposite direction under the drive of the first transverse moving transmission mechanism and the second transverse moving transmission mechanism respectively to realize crop cutting operation, and in the actual cutting process, the moving directions of the first cutter bar and the second cutter bar are opposite, and the inertia forces generated by the first cutter bar and the second cutter bar can balance and offset each other, so that the continuous vibration of the reciprocating type cutting device in the cutting process can be greatly reduced, the continuous vibration of a combine harvester applying the reciprocating type cutting device in the cutting process is further effectively reduced, and the mechanical reliability, the service life and the operation comfort of the combine harvester are improved; in addition, as the reciprocating cutting device is provided with the first cutter bar and the second cutter bar, compared with the existing reciprocating cutting device which is only provided with a single cutter bar, the length of the single cutter bar of the reciprocating cutting device can be shortened, so that the weight of the single cutter bar can be effectively reduced, the inertia force generated in the cutter bar cutting process is reduced, the vibration can be further reduced, the strength requirement on a transverse moving transmission mechanism for driving the cutter bar to move can be effectively reduced, the production cost is reduced, and the service life of the transverse moving transmission mechanism is prolonged.
Additional features and advantages of the utility model will be set forth in the detailed description which follows.
Drawings
The accompanying drawings are included to provide a further understanding of the utility model, and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the description serve to explain, without limitation, the utility model. In the drawings:
FIG. 1 is a schematic perspective view of a reciprocating cutting apparatus in one embodiment of the present utility model;
FIG. 2 is an enlarged view of a portion of FIG. 1 at A;
FIG. 3 is a left side view of the reciprocating cutting apparatus of FIG. 1;
FIG. 4 is a right side view of the reciprocating cutting apparatus of FIG. 1;
FIG. 5 is a schematic top view of a partial structure of the reciprocating cutting apparatus of FIG. 1;
fig. 6 is a schematic top view of a part of the reciprocating cutting apparatus of fig. 1.
Reference numerals illustrate:
1. first limiting plate of connecting beam 8
2. The first cutter bar 9 and the second limiting piece
3. Second limiting plate of first movable cutter 10
4. Second cutter bar 11 first swing ring box
5. First transmission part of second movable cutter 12
6. Second swing ring box of flow guiding piece 13
7. First spacing member 14 second transmission member
Detailed Description
The following describes specific embodiments of the present utility model in detail with reference to the drawings. It should be understood that the detailed description and specific examples, while indicating and illustrating the utility model, are not intended to limit the utility model.
In addition, the embodiments of the present utility model and the features of the embodiments may be combined with each other without collision.
In the present utility model, unless otherwise indicated, terms of orientation such as "upper, lower, top, bottom" are used generally with respect to the orientation shown in the drawings or with respect to the positional relationship of the various components with respect to one another in the vertical, vertical or gravitational directions.
The present utility model will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
The present utility model first provides a reciprocating cutting apparatus.
In one embodiment, referring to fig. 1 to 6, the reciprocating cutting apparatus includes a connecting beam 1, a first moving blade assembly and a second moving blade assembly, the first moving blade assembly includes a first blade bar 2, a first moving blade 3 and a first traversing transmission mechanism, the first blade bar 2 is transversely arranged in front of the connecting beam 1 and is in transmission connection with the first traversing transmission mechanism, the first moving blade 3 is fixedly arranged on the first blade bar 2 and extends forward from the first blade bar 2, the second moving blade assembly includes a second blade bar 4, a second moving blade 5 and a second traversing transmission mechanism, the second blade bar 4 is transversely arranged in front of the connecting beam 1 and is in transmission connection with the second traversing transmission mechanism, the second blade bar 4 is transversely arranged at intervals with the first blade bar 2, and the second moving blade 5 is fixedly arranged on the second blade bar 4 and extends forward from the second blade bar 4; the first cutter bar 2 and the second cutter bar 4 can move in the transverse direction or back to each other relative to the connecting beam 1 under the drive of the first transverse movement transmission mechanism and the second transverse movement transmission mechanism respectively.
In the embodiment, the reciprocating cutting device is provided with the first cutter bar 2 and the second cutter bar 4 which are respectively provided with the first movable cutter 3 and the second movable cutter 4, the first cutter bar 2 and the second cutter bar 4 can move in the transverse direction or the opposite direction under the drive of the first transverse moving transmission mechanism and the second transverse moving transmission mechanism respectively to realize crop cutting operation, and in the actual cutting process, the moving directions of the first cutter bar 2 and the second cutter bar 4 are opposite, and the inertia forces generated by the first cutter bar 2 and the second cutter bar 4 can balance and offset each other, so that the continuous vibration of the reciprocating cutting device in the cutting process can be greatly reduced, and the continuous vibration of a combine harvester applying the reciprocating cutting device in the cutting process is effectively reduced, and the mechanical reliability, the service life and the operation comfort of the combine harvester are improved; in addition, as the reciprocating cutting device is provided with the first cutter bar 2 and the second cutter bar 4, compared with the existing reciprocating cutting device which is only provided with a single cutter bar, the length of the single cutter bar of the reciprocating cutting device can be shortened, so that the weight of the single cutter bar can be effectively reduced, the inertia force generated in the cutter bar cutting process is reduced, the vibration can be further reduced, the strength requirement on a transverse moving transmission mechanism for driving the cutter bar to move can be effectively reduced, the production cost is reduced, and the service life of the transverse moving transmission mechanism is prolonged.
In this embodiment, specifically, the reciprocating cutting apparatus may further include a first blade guard, a first blade pressing device, and a first friction plate, where the first blade guard is fixedly connected to the bottom surface of the connecting beam 1 by a bolt and extends forward, the first blade guard forms a blade guard groove, the first movable blade 3 is movably inserted into the blade guard groove of the first blade guard, and the blade guard groove of the first blade guard plays a limiting role on the first movable blade 3 in the vertical direction; the first blade pressing device is fixedly connected to the top surface of the connecting beam 1 through a bolt and extends forwards, the first blade pressing device abuts against the top surface of the first movable cutter 3, and the first friction plate is arranged between the first blade pressing device and the top surface of the connecting beam 1 and abuts against the rear end surface of the first cutter bar 2; through the combined limiting action of the first edge protector, the first friction plate and the first edge pressing device, the first cutter bar 2 and the first movable cutter 3 can be kept at the correct cutting position, wherein the first edge protector, the first friction plate and the first edge pressing device are all conventional structures in the art, and specific structures and actions thereof are not repeated herein.
Likewise, the reciprocating cutting device may further include a second blade protector, a second blade pressing device, and a second friction plate, where the second blade protector is fixedly connected to the bottom surface of the connecting beam 1 by a bolt and extends forward, the second blade protector forms a blade protection slot, the second movable blade 5 is movably inserted into the blade protection slot of the first blade protector, and the blade protection slot of the second blade protector plays a limiting role on the second movable blade 5 in the vertical direction; the second blade pressing device is fixedly connected to the top surface of the connecting beam 1 through a bolt and extends forwards, the second blade pressing device abuts against the top surface of the second movable cutter 5, and the second friction plate is arranged between the second blade pressing device and the top surface of the connecting beam 1 and abuts against the rear end surface of the second cutter bar 4; the second cutter bar 4 and the second movable cutter 5 can be kept at the correct cutting position by the combined limiting action of the second cutter guard, the second friction plate and the second cutter presser, wherein the second cutter guard, the second friction plate and the second cutter presser are all conventional structures in the art, and specific structures and actions thereof are not repeated herein.
In the present embodiment, the first cutter bar 2 is provided with a plurality of first movable cutters 3 along the length direction thereof, and the first edge protector, the first edge presser and the first friction plate may be provided correspondingly in plurality; a plurality of second movable cutters 5 are arranged on the second cutter bar 4 along the length direction, and a plurality of second edge protectors, second edge pressing devices and second friction plates can be correspondingly arranged.
In one embodiment, the reciprocating cutting device further comprises a guiding piece 6, the guiding piece 6 is fixedly arranged on the connecting beam 1 and located in a gap between the first cutter bar 2 and the second cutter bar 4, the guiding piece 6 is used for guiding crops to be cut entering the gap to the first cutter bar 2 and/or the second cutter bar 4, and the arrangement is so that the condition that the crops to be cut pass through the gap to be cut is effectively avoided.
Further, the guide piece 6 extends forward from the connecting beam 1 and the front end is in a conical structure, so that when the crop to be cut touches the front end of the guide piece 6, the crop to be cut can slide to the movable cutter on the first cutter bar 2 or the second cutter bar 4 under the guidance of the front end of the guide piece 6, and cutting is achieved.
Specifically, the flow guiding member 6 may include two split flow guiding units, the rear ends of the two flow guiding units are fixedly connected with the connecting beam 1 through bolts, and the front ends of the two flow guiding units extend forward to form a conical structure together, so that the flow guiding member 6 is convenient to replace and maintain.
In one embodiment, the connecting beam 1 is provided with a first limiting part 7 adjacent to one end of the first cutter bar 2, the first limiting part 7 is provided with a first limiting through groove with a notch facing to the rear and transversely extending, the first end of the first cutter bar 2 away from the second cutter bar 4 is provided with a first limiting plate 8, and the first limiting plate 8 is at least partially and transversely movably arranged in the first limiting through groove, so that the accuracy of the position of the transverse movement of the first cutter bar 2 can be further ensured through the limiting and guiding effect of the groove wall of the first limiting through groove on the first limiting plate 8.
Further, the first limiting piece 7 is detachably connected with the connecting beam 1, and the first limiting plate 8 is detachably connected with the first cutter bar 2, so that the first limiting piece 7 and the first limiting plate 8 are convenient to replace and maintain.
Specifically, the first limiting plate 8 is fixedly connected to the first cutter bar 2 through bolts; the first limiting part 7 comprises a first coaming, a second coaming and a base plate, wherein the rear end of the first coaming is connected with the connecting beam 1 through bolts, the front end of the first coaming extends forwards, the second coaming is arranged above the first coaming in an opposite mode at intervals, the base plate is embedded between the front end of the first coaming and the front end of the second coaming, the base plate, the front end of the first coaming and the front end of the second coaming are connected in series through bolts, and therefore the base plate, the first coaming and the second coaming are jointly enclosed to form a first limiting through groove.
In one embodiment, the connecting beam 1 is provided with a second limiting part 9 adjacent to one end of the second cutter bar 4, the second limiting part 9 is provided with a second limiting through groove with a notch facing to the rear and transversely extending, the first end of the second cutter bar 4 away from the first cutter bar 2 is provided with a second limiting plate 10, and the second limiting plate 10 is at least partially and transversely movably arranged in the second limiting through groove, so that the accuracy of the position of the transverse movement of the second cutter bar 4 can be further ensured through the limiting and guiding effect of the groove wall of the second limiting through groove on the second limiting plate 10.
Further, the second limiting piece 9 is detachably connected with the connecting beam 1, and the second limiting plate 10 is detachably connected with the second cutter bar 4, so that the second limiting piece 9 and the second limiting plate 10 are convenient to replace and maintain.
Specifically, the second limiting plate 10 is fixedly connected to the second cutter bar 4 through bolts; the second limiting part 9 comprises a first surrounding plate, a second surrounding plate and a base plate, wherein the rear end of the first surrounding plate is connected with the connecting beam 1 through bolts, the front end of the first surrounding plate extends forwards, the second surrounding plate is arranged above the first surrounding plate in an opposite mode at intervals, the base plate is embedded between the front end of the first surrounding plate and the front end of the second surrounding plate, the base plate, the front end of the first surrounding plate and the front end of the second surrounding plate are connected in series through bolts, and therefore the base plate, the first surrounding plate and the second surrounding plate are jointly enclosed to form a second limiting through groove.
In one embodiment, the first traversing gear comprises a first swinging ring box 11 and a first transmission piece 12, wherein the first transmission piece 12 is fixedly connected with the first cutter bar 2 and hinged with a swinging arm of the first swinging ring box 11; so set up, the swing arm lateral oscillation of first pendulum ring case 11 accessible first driving medium 12 drives first cutter arbor 2 lateral movement, and during practical application, power input shaft and the driving medium such as motor of first pendulum ring case 11 are connected.
Specifically, the first transmission member 12 may include an integral hinge portion and a connection plate portion, the connection plate portion being laterally disposed right above the first cutter bar 2 and fixedly connected by a bolt, the hinge portion protruding upward from a top surface of the connection plate portion and being hinged to the swing arm of the first swing ring case 11 by a hinge shaft.
It should be noted that, the first wobble ring case 11 is a conventional device in the art, and the specific structure and principle thereof will not be described herein.
In one embodiment, the second traversing gear comprises a second swinging ring box 13 and a second transmission piece 14, and the second transmission piece 14 is fixedly connected with the second cutter bar 4 and hinged with a swinging arm of the second swinging ring box 13; the swing arm of the second swing ring box 13 can drive the second cutter bar 4 to transversely move through the second transmission part 14, and the power input shaft of the second swing ring box 13 is connected with driving parts such as a motor in practical application.
Specifically, the second transmission member 14 may include an integral hinge portion and a connection plate portion, the connection plate portion being laterally disposed right above the second cutter bar 4 and fixedly connected by a bolt, the hinge portion protruding upward from a top surface of the connection plate portion and being hinged to the swing arm of the second swing ring case 13 by a hinge shaft.
It should be noted that the second wobble ring box 13 is a conventional device in the art, and the specific structure and principle thereof will not be described herein.
In one embodiment, the power input shafts of the first swing ring box 11 and the second swing ring box 13 are respectively sleeved with a driving sprocket, so that the power input shafts of the first swing ring box 11 and the second swing ring box 13 can be in transmission connection with a driving piece in a sprocket transmission mode, the phenomenon that the movement of the first cutter bar 2 and the movement of the second cutter bar 4 are asynchronous due to the fact that a driving belt slips is effectively avoided, and the working reliability of the reciprocating cutting device is improved.
In one embodiment, the first movable cutter 3 includes a first connecting portion fixedly connected with the first cutter bar 2 and a first cutting portion extending forward from the first connecting portion, and the first connecting portion is provided with a first weight reducing hole, so that the weight of the first movable cutter 3 can be effectively reduced, and therefore the inertia force of the first cutter bar 2 during transverse movement is reduced, and the vibration degree during cutting is further reduced.
In one embodiment, the second movable cutter 5 includes a second connecting portion fixedly connected with the second cutter bar 4 and a second cutting portion extending forward from the second connecting portion, and the second connecting portion is provided with a second weight reducing hole, so that the weight of the second movable cutter 5 can be effectively reduced, and therefore the inertia force of the second movable cutter 5 during transverse movement is reduced, and the vibration degree during cutting is further reduced.
The utility model also provides a cutting table, which comprises the reciprocating cutting device.
The utility model also provides a combine harvester, which comprises the header.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.
In addition, the specific features described in the above embodiments may be combined in any suitable manner, and in order to avoid unnecessary repetition, various possible combinations are not described further.
Moreover, any combination of the various embodiments of the utility model can be made without departing from the spirit of the utility model, which should also be considered as disclosed herein.
Claims (10)
1. A reciprocating cutting apparatus, the reciprocating cutting apparatus comprising:
a connecting beam (1);
the first movable cutter assembly comprises a first cutter bar (2), a first movable cutter (3) and a first transverse moving transmission mechanism, wherein the first cutter bar (2) is transversely arranged in front of the connecting cross beam (1) and is in transmission connection with the first transverse moving transmission mechanism, and the first movable cutter (3) is fixedly arranged on the first cutter bar (2) and extends out of the first cutter bar (2) forwards;
the second movable cutter assembly comprises a second cutter bar (4), a second movable cutter (5) and a second transverse moving transmission mechanism, wherein the second cutter bar (4) is transversely arranged in front of the connecting beam (1) and is in transmission connection with the second transverse moving transmission mechanism, the second cutter bar (4) and the first cutter bar (2) are transversely arranged at intervals, and the second movable cutter (5) is fixedly arranged on the second cutter bar (4) and extends forwards from the second cutter bar (4);
the first cutter bar (2) and the second cutter bar (4) can move in opposite directions or back to each other in the transverse direction relative to the connecting beam (1) under the drive of the first transverse movement transmission mechanism and the second transverse movement transmission mechanism respectively.
2. The reciprocating cutting apparatus according to claim 1, further comprising a deflector (6), the deflector (6) being fixedly arranged on the connecting beam (1) and being located in a gap between the first cutter bar (2) and the second cutter bar (4), the deflector (6) being adapted to direct a crop to be cut entering the gap towards the first cutter bar (2) and/or the second cutter bar (4).
3. A reciprocating cutting apparatus according to claim 2, characterized in that the flow guide (6) protrudes forward from the connecting beam (1) and has a conical structure at the front end.
4. The reciprocating cutting apparatus according to claim 1, wherein a first limiting member (7) is disposed at one end of the connecting beam (1) adjacent to the first cutter bar (2), the first limiting member (7) is formed with a first limiting through slot having a notch facing backward and extending laterally, a first limiting plate (8) is disposed at a first end of the first cutter bar (2) away from the second cutter bar (4), and the first limiting plate (8) is disposed at least partially in the first limiting through slot in a laterally movable manner;
and/or, the one end of the connecting beam (1) adjacent to the second cutter bar (4) is provided with a second limiting part (9), the second limiting part (9) is provided with a second limiting through groove with a notch facing to the rear and transversely extending, the first end of the second cutter bar (4) away from the first cutter bar (2) is provided with a second limiting plate (10), and the second limiting plate (10) is at least partially transversely movably arranged in the second limiting through groove.
5. The reciprocating cutting apparatus according to claim 4, wherein the first stop (7) is detachably connected to the connecting beam (1), the first stop plate (8) being detachably connected to the first cutter bar (2);
and/or the second limiting piece (9) is detachably connected with the connecting beam (1), and the second limiting plate (10) is detachably connected with the second cutter bar (4).
6. The reciprocating cutting apparatus according to claim 1, wherein the first traversing gear comprises a first rocking ring case (11) and a first transmission member (12), the first transmission member (12) being fixedly connected to the first cutter bar (2) and being hinged to a rocking arm of the first rocking ring case (11);
the second transverse moving transmission mechanism comprises a second swinging ring box (13) and a second transmission piece (14), wherein the second transmission piece (14) is fixedly connected with the second cutter bar (4) and hinged with a swinging arm of the second swinging ring box (13).
7. The reciprocating cutting apparatus according to claim 6, wherein the power input shafts of the first and second wobble ring boxes (11, 13) are respectively sleeved with a driving sprocket.
8. The reciprocating cutting apparatus according to claim 1, wherein the first movable cutter (3) comprises a first connection portion fixedly connected with the first cutter bar (2) and a first cutting portion extending forward from the first connection portion, the first connection portion being provided with a first weight-reducing hole;
and/or the second movable cutter (5) comprises a second connecting part fixedly connected with the second cutter bar (4) and a second cutting part extending forwards from the second connecting part, and a second weight reducing hole is formed in the second connecting part.
9. A header comprising a reciprocating cutting apparatus according to any one of claims 1 to 8.
10. A combine harvester, characterized in that it comprises a header according to claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322253454.7U CN220586879U (en) | 2023-08-21 | 2023-08-21 | Reciprocating cutting device, header and combine harvester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322253454.7U CN220586879U (en) | 2023-08-21 | 2023-08-21 | Reciprocating cutting device, header and combine harvester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220586879U true CN220586879U (en) | 2024-03-15 |
Family
ID=90176287
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322253454.7U Active CN220586879U (en) | 2023-08-21 | 2023-08-21 | Reciprocating cutting device, header and combine harvester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220586879U (en) |
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2023
- 2023-08-21 CN CN202322253454.7U patent/CN220586879U/en active Active
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