CN216795792U - Main clutch device of working part of corn harvester - Google Patents
Main clutch device of working part of corn harvester Download PDFInfo
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- CN216795792U CN216795792U CN202123286966.0U CN202123286966U CN216795792U CN 216795792 U CN216795792 U CN 216795792U CN 202123286966 U CN202123286966 U CN 202123286966U CN 216795792 U CN216795792 U CN 216795792U
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Abstract
The utility model relates to a main clutch device of a working part of a corn harvester, which comprises a driving wheel, a clutch driven wheel, a rotary support and a support swing driving mechanism, wherein the rotary support consists of a rotary sleeve part and two rotary arm parts which are oppositely arranged at the upper side and the lower side of the rotary sleeve part; the driving wheel and the clutch driven wheel are connected through a transmission belt; the driving wheel is fixedly connected with the output end of the motor, the clutch driven wheel is fixedly arranged at one end of the central shaft, and the other end of the central shaft and the rotary sleeve part can be relatively and rotatably inserted and matched; the end part of the lower rotating arm part is hinged with a mounting seat fixed on the frame through a pin shaft A; the end part of the rotating arm part positioned at the upper part is connected with the support swing driving mechanism through a pin shaft B; a connecting disc is fixed at the other end of the central shaft and positioned at the outer side of the rotating sleeve part, a transmission chain wheel is fixed or arranged on the connecting disc, and a cardan shaft is connected at the outer end of the connecting disc. The device simplifies the structure and facilitates the clutch operation.
Description
Technical Field
The utility model belongs to the field of self-propelled corn harvesters of agricultural machinery, and relates to a rotation system for harvesting corn, in particular to a main clutch device for working parts of a corn harvester.
Background
The current maize owner separation and reunion is mostly the action wheel + follower + pinch roller structural style, and the power of motor directly transmits for the action wheel promptly, and the action wheel passes through driving belt and transmits power for the follower, and the follower divides power to transmit to each actuating mechanism again, and wherein driving belt compresses tightly through the pinch roller. The belt is worn or damaged due to the fact that the belt is deflected in a pressing process, the service life of the belt is short, and the structure is complex.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of the prior art and provide the main clutch device for the working parts of the corn harvester, which has a simplified structure, is convenient for clutch operation and can avoid abrasion or damage caused by belt pressure deviation.
The above purpose of the utility model is realized by the following technical scheme:
the utility model provides a maize picker working part owner clutch which characterized in that: the clutch device comprises a driving wheel, a clutch driven wheel, a rotating support and a support swing driving mechanism, wherein the rotating support consists of a rotating sleeve part and two rotating arm parts which are oppositely arranged on the upper side and the lower side of the rotating sleeve part; the driving wheel and the clutch driven wheel are connected through a transmission belt; the clutch driven wheel is fixedly arranged at one end of the central shaft, and the other end of the central shaft and the rotary sleeve part can be relatively rotatably inserted and matched; the end part of the rotating arm part positioned at the lower part is hinged with a mounting seat fixed on the frame through a pin shaft A; the end part of the rotating arm part positioned at the upper part is connected with the support swing driving mechanism through a pin shaft B;
a connecting disc is fixed at the other end of the central shaft and positioned at the outer side of the rotating sleeve part, a transmission chain wheel is fixed or arranged on the connecting disc, and a universal shaft is connected at the outer end of the connecting disc.
Further: the support swing driving mechanism comprises a clutch pressure plate, a clutch pressure rod, a clutch pressure spring, a mechanical pull rod and a transmission rod set; the mechanical pressure lever is arranged in a cab of the corn harvester;
the clutch pressure plate is provided with transmission rod connecting holes which are distributed in a triangular shape, pressure plate mounting holes and pressure rod connecting holes, the transmission rod connecting holes and the tail end of a transmission rod group can be connected in a relatively rotating mode through a pin shaft C, the pressure plate mounting holes are hinged with a vertical plate fixed on the rack through a pin shaft D, and the pressure rod connecting holes are connected with one end of the clutch pressure rod in a relatively rotating mode through a pin shaft E; the clutch pressure lever is of a screw rod structure, the other end of the clutch pressure lever is in penetrating fit with a radial hole formed in the pin shaft B, the clutch pressure spring is sleeved on one side, close to the clutch pressure lever, of the clutch pressure lever, is compressed tightly with the side face of one side of the rotating sleeve part through a locking nut connected to the clutch pressure lever, and the other side, located on the rotating sleeve part, of the clutch pressure lever is connected with a pressure lever fixing nut.
Further: the limiting rod supporting plate is welded on the outer side of the rotating sleeve portion, the limiting rod is perpendicularly connected to the limiting rod supporting plate, the limiting rod is arranged on the outer side of the clutch driven wheel in parallel, and the gap between the limiting plate and the corresponding portion of the transmission belt is 5 mm.
The utility model has the advantages and positive effects that:
the utility model abandons the existing control mode of realizing the main clutch of the working part by pressing the belt through the tension pulley, the driven wheel is arranged on the rotating support with one end hinged on the frame, the other end of the rotating support is connected with the support swing driving machine, and the rotating support is driven to rotate by the support swing driving machine, thereby realizing the direct tension of the transmission belt through the driven wheel. The device has the advantages of simplifying the structure, facilitating the clutch operation and avoiding the belt from being worn or damaged due to the pressure deviation.
Drawings
FIG. 1 is a front view of the present invention (with the mechanical linkage and drive rod set removed);
FIG. 2 is a top view of the present invention (with the mechanical draw bar, drive bar set and drive wheel removed);
FIG. 3 is a schematic perspective view of the present invention (with the driving wheel and the cardan shaft removed).
Detailed Description
The structure of the present invention will be further described by way of examples with reference to the accompanying drawings. It is to be understood that this embodiment is illustrative and not restrictive.
A main clutch device for working parts of a corn harvester please refer to Figs. 1-3, the main clutch device is characterized in that: the existing mode that the clutch is realized by pressing the tension wheel is removed, the driven wheel is arranged on a swinging structure, and the position of the driven wheel is changed and positioned to tension the connecting belt of the driving wheel and the driven wheel so as to realize clutch control. The structural characteristics are as follows:
mainly comprises a driving wheel 10, a clutch driven wheel 4, a rotating support 7 and a support swing driving machine. The rotating support is used for mounting a clutch driven wheel, and the support swing driving machine is used for driving and adjusting the position of the driven wheel so as to tension the belt.
The rotating support is composed of a rotating sleeve part and two rotating arm parts which are oppositely arranged on the upper side and the lower side of the rotating sleeve part. Wherein, two upper and lower pivoted arm portions all have along the two pivoted arm boards that axial parallel set up to constitute, and the tip of two pivoted arm boards is provided with the shaft hole for the installation round pin axle. The driving wheel and the clutch driven wheel are connected through a transmission belt. The driving wheel is fixedly connected to the output end of the motor, the clutch driven wheel is fixedly installed at one end of the central shaft, and the other end of the central shaft is matched with the rotary sleeve portion in a relatively-rotating type plug-in mounting mode. The end part of the rotating arm part positioned at the lower part is hinged with a mounting seat 9 fixed on the frame through a pin shaft A8; the end of the upper swing arm portion is connected to the holder swing drive mechanism by a pin B3.
A connecting plate 20 is fixed at the other end of the central shaft outside the rotating sleeve part, and a driving chain wheel for driving power to the peeling mechanism and the power box of the elevator is fixed or arranged on the connecting plate. The outer end of the connecting disc is connected with a universal shaft 21, and the universal shaft is connected with a power box of the cutting table.
In the structure, the support swing driving mechanism comprises a main clutch pressure plate 16, a clutch pressure rod 11, a clutch pressure spring 2, a mechanical pull rod 22 and a transmission rod group; the mechanical pressure lever is arranged in a cab of the corn harvester.
The clutch pressing plate is provided with a transmission rod connecting hole, a pressing plate mounting hole and a pressing rod connecting hole, and the three holes are arranged in a triangular shape. The connecting hole of the transmission rod is connected with the tail end of the transmission rod group in a relatively rotating mode through a pin shaft C17, the mounting hole of the pressure plate is hinged with a vertical plate 15 fixed on the rack through a pin shaft D14, and the connecting hole of the pressure rod is connected with one end of the clutch pressure rod in a relatively rotating mode through a pin shaft E12. The clutch pressure lever is of a screw rod structure, the other end of the clutch pressure lever is in penetrating fit with a radial hole formed in the pin shaft B, the clutch pressure spring is sleeved on one side, close to the clutch pressure lever, of the clutch pressure lever, the clutch pressure spring is compressed tightly with the side face of one side of the rotating sleeve part through a locking nut 1 connected to the clutch pressure lever, and a pressure lever fixing nut 5 is connected to the other side, located on the rotating sleeve part, of the clutch pressure lever. By adjusting the compression amount of the clutch pressure spring, the pressing force applied to the clutch driven wheel can be adjusted, so that the tightness of the transmission belt can be adjusted.
The transmission rod group comprises a swing arm 24, a first connecting rod 25, a reversing connecting piece 26 and a second connecting rod 28, wherein the reversing connecting piece is of a combined structure that two radial extending arms with 90-degree included angles are fixed at two ends of a straight pipe. A reversing connector mounting seat 27 is fixed on the frame below the cab chassis, and the reversing connector is rotatably mounted on the reversing connector mounting seat around the axis of the reversing connector. The swing arm is hinged with the upper end of a supporting seat 23 arranged on a cab chassis through a pin shaft F, one end of the swing arm is fixedly connected with the lower end of the mechanical pull rod at a certain included angle, the other end of the swing arm is hinged with one end of a first connecting rod through a pin shaft H, and the other end of the first connecting rod is hinged with the end part of an extending arm at one end on the reversing connecting piece through a pin shaft G; one end of the second connecting rod is hinged with the end part of the other end extending arm on the reversing connecting piece through a pin shaft H, the other end of the second connecting rod is hinged with a connecting hole of a transmission rod on the clutch pressure plate through a pin shaft C, and finally, the power of the mechanical pull rod is transmitted to the clutch pressure plate.
Adopt this support swing actuating mechanism, through driver pulling mechanical pull rod, mechanical pull rod passes through the drive rod group with power transmission to the separation and reunion clamp plate, the separation and reunion clamp plate rotates around round pin axle A department, to separation and reunion clamp plate and the limiting plate 13 contact of lower extreme, the separation and reunion depression bar promotes to rotate the support and rotates around round pin axle B department, make the tensioning follow driving wheel turn to the one side of compressing tightly driving belt, make the tensioning follow driving wheel directly compress tightly driving belt, through the lock nut who adjusts the compression and reunion pressure spring, make the belt reach the required elasticity, thereby realize the transmission of driving and driven wheel power, otherwise, driver reverse pulling mechanical pull rod, make the tensioning follow driving wheel turn to the one side that makes the belt lax, thereby realize that the power of action wheel can't transmit to follow driving wheel. Therefore, the main clutch operation of the working parts of the corn harvester is conveniently realized by pulling the mechanical pull rod.
In the structure, the limiting rod support plate 6 is welded on the outer side of the rotating sleeve part, the limiting rod 19 is vertically connected onto the limiting rod support plate, the limiting rod is arranged on the outer side of the clutch driven wheel in parallel, and the gap between the limiting plate and the corresponding part of the transmission belt is 5 mm. The effect of gag lever post is: when the main clutch device is switched to a separation state, an acting force towards the driving wheel is applied to the transmission belt, so that the transmission belt is separated from the driving wheel.
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 of the utility model and the scope of the appended claims, and therefore the scope of the utility model is not limited to the disclosure of the embodiments and the accompanying drawings.
Claims (3)
1. The utility model provides a maize picker working part owner clutch which characterized in that: the clutch device comprises a driving wheel, a clutch driven wheel, a rotating support and a support swing driving mechanism, wherein the rotating support consists of a rotating sleeve part and two rotating arm parts which are oppositely arranged on the upper side and the lower side of the rotating sleeve part; the driving wheel and the clutch driven wheel are connected through a transmission belt; the clutch driven wheel is fixedly arranged at one end of the central shaft, and the other end of the central shaft and the rotary sleeve part can be relatively rotatably inserted and matched; the end part of the rotating arm part positioned at the lower part is hinged with a mounting seat fixed on the frame through a pin shaft A; the end part of the rotating arm part positioned at the upper part is connected with the support swing driving mechanism through a pin shaft B;
a connecting disc is fixed at the other end of the central shaft and positioned at the outer side of the rotating sleeve part, a transmission chain wheel is fixed or arranged on the connecting disc, and a universal shaft is connected at the outer end of the connecting disc.
2. The corn harvester working part main clutch device as claimed in claim 1, wherein: the support swing driving mechanism comprises a clutch pressure plate, a clutch pressure rod, a clutch pressure spring, a mechanical pull rod and a transmission rod set; the mechanical pressure lever is arranged in a cab of the corn harvester;
the clutch pressure plate is provided with transmission rod connecting holes which are distributed in a triangular shape, pressure plate mounting holes and pressure rod connecting holes, the transmission rod connecting holes and the tail end of a transmission rod group can be connected in a relatively rotating mode through a pin shaft C, the pressure plate mounting holes are hinged with a vertical plate fixed on the rack through a pin shaft D, and the pressure rod connecting holes are connected with one end of the clutch pressure rod in a relatively rotating mode through a pin shaft E; the clutch pressure lever is of a screw rod structure, the other end of the clutch pressure lever is in penetrating fit with a radial hole formed in the pin shaft B, the clutch pressure spring is sleeved on one side, close to the clutch pressure lever, of the clutch pressure lever, is compressed tightly with the side face of one side of the rotating sleeve part through a locking nut connected to the clutch pressure lever, and the other side, located on the rotating sleeve part, of the clutch pressure lever is connected with a pressure lever fixing nut.
3. The corn harvester working part main clutch device as claimed in claim 1, wherein: the limiting rod supporting plate is welded on the outer side of the rotating sleeve portion, the limiting rod is perpendicularly connected to the limiting rod supporting plate, the limiting rod is arranged on the outer side of the clutch driven wheel in parallel, and the gap between the limiting plate and the corresponding portion of the transmission belt is 5 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123286966.0U CN216795792U (en) | 2021-12-24 | 2021-12-24 | Main clutch device of working part of corn harvester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123286966.0U CN216795792U (en) | 2021-12-24 | 2021-12-24 | Main clutch device of working part of corn harvester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216795792U true CN216795792U (en) | 2022-06-24 |
Family
ID=82057033
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123286966.0U Active CN216795792U (en) | 2021-12-24 | 2021-12-24 | Main clutch device of working part of corn harvester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216795792U (en) |
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2021
- 2021-12-24 CN CN202123286966.0U patent/CN216795792U/en active Active
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