CN216873878U - Clutch structure of seeder - Google Patents
Clutch structure of seeder Download PDFInfo
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- CN216873878U CN216873878U CN202220149959.1U CN202220149959U CN216873878U CN 216873878 U CN216873878 U CN 216873878U CN 202220149959 U CN202220149959 U CN 202220149959U CN 216873878 U CN216873878 U CN 216873878U
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- rotating shaft
- seeder
- clutch
- seeding
- shaft
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/20—Reduction of greenhouse gas [GHG] emissions in agriculture, e.g. CO2
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Abstract
The utility model discloses a clutch structure of a seeder, which comprises a first rotating shaft and a second rotating shaft, wherein the first rotating shaft and the second rotating shaft transmit torque between a main shaft of a press wheel and a main shaft of a seeding grooved wheel; the cross section of the first rotating shaft is polygonal, and a movable clutch sleeve capable of axially reciprocating is sleeved on the first rotating shaft; grooves and tenons which are matched with each other to form clamping connection and are vertical to the corresponding first rotating shaft or the corresponding second rotating shaft are respectively arranged on two opposite surfaces of one end of the second rotating shaft facing the first rotating shaft and the movable clutch sleeve; the second rotating shaft and the movable clutch sleeve are clamped and connected through the groove and the tenon to transmit torque; the movable clutch sleeve is connected with the seeding clutch pull rod through a transmission mechanism of the seeder, and the seeding clutch pull rod regulates whether the movable clutch sleeve is clamped with the second rotating shaft through the groove and the tenon. The utility model can stop the operation of the sowing wheel through the clutch structure when the sowing machine turns, turns around, spans ridges or moves in the field, thereby solving the problems in the prior art.
Description
Technical Field
The utility model relates to the technical field of seeder manufacturing, in particular to a clutch structure of a seeder.
Background
The seeder is the main machine of whole mechanized of planting, hand push or self-propelled seeder, utilizes the rotation of press wheel, and rethread chain or axle drive the seeding sheave and realize the seeding, can show improvement seeding precision and operating efficiency.
In the actual operation process, the seeder needs to frequently turn, turn around, cross ridges or move in the field, and under the conditions, the seeder is in a seeding state, so that the seed waste is serious.
However, in the prior art, most of high-quality seeds are imported, the cost of the seeds is relatively high, and therefore, a certain waste phenomenon exists under the condition of mechanical sowing, and the specific expression is that the power of the sowing machine is rotated by a press wheel, and a sowing groove wheel is driven by a chain or a shaft to realize sowing.
Therefore, how to solve the technical problem that the technical personnel in the field need to solve is that the seeder avoids sowing seeds at unnecessary places when turning, turning around, crossing ridges or moving in the field.
SUMMERY OF THE UTILITY MODEL
In view of the defects in the prior art, the utility model provides a clutch structure of a seeder, which aims to solve the problems in the prior art by adding the clutch structure and stopping the operation of a seeding wheel through the clutch structure when the seeder turns, turns around, spans ridges or moves in the field.
In order to achieve the purpose, the utility model discloses a clutch structure of a seeder, wherein the seeder comprises a press wheel and a seeding grooved wheel; and a clutch structure is arranged between the press wheel and the sowing grooved wheel.
The clutch structure comprises a first rotating shaft and a second rotating shaft which transmit torque between the main shaft of the press wheel and the main shaft of the sowing grooved wheel;
the first rotating shaft and the second rotating shaft are coaxially arranged and are connected with a frame of the seeder in a rotary pair manner;
the cross section of the first rotating shaft is polygonal, and a movable clutch sleeve capable of axially reciprocating is sleeved on the first rotating shaft;
grooves and tenons which are matched with each other to form clamping connection and are perpendicular to the corresponding first rotating shaft or the corresponding second rotating shaft are respectively arranged on two opposite surfaces of one end of the second rotating shaft, which faces the first rotating shaft, and the movable clutch sleeve;
the second rotating shaft and the movable clutch sleeve are clamped and connected through the groove and the tenon to transmit the torque;
movable clutch sleeve passes through the drive mechanism of seeder is connected with seeding clutch pull rod, by seeding clutch pull rod adjusts movable clutch sleeve is in the position of first pivot, and whether pass through the recess with the tenon with the second pivot orientation the one end of first pivot forms the joint.
Preferably, the second rotating shaft is a main shaft of the sowing grooved wheel;
the first rotating shaft is connected with a main shaft of the press wheel through a mechanical transmission chain.
Preferably, the mechanical transmission chain is a sprocket transmission mechanism, a gear transmission mechanism, a pulley transmission mechanism or a synchronous belt transmission mechanism.
Preferably, one end of the first rotating shaft facing the second rotating shaft is provided with a cylindrical shaft end;
the second rotating shaft faces one end of the first rotating shaft and is tubular, and an inner hole is connected with the cylindrical shaft end through a bearing and is connected with the first rotating shaft to form a revolute pair.
More preferably, the bearing is a needle bearing.
Preferably, the transmission mechanism comprises a clutch frame which is sleeved outside the movable clutch sleeve and is annular;
the clutch frame is connected with the annular groove on the outer wall of the movable clutch sleeve in a clamping mode through two pins, a tension spring is arranged between the lower end of the clutch frame and the frame of the seeder, and the upper end of the clutch frame is connected with a swing rod at the lower end of the seeding clutch pull rod in a rotary pair mode;
the swing shaft of the swing rod is perpendicular to the axial direction of the first rotating shaft, and the upper end of the clutch frame can be driven to reciprocate along the axial direction of the first rotating shaft during swinging.
Preferably, the cross section of the first rotating shaft is regular hexagon.
Preferably, the seeder is provided with a pull rod positioning plate;
the pull rod locating plate is including the restraint seeding separation and reunion pull rod will movable clutch sleeve adjusts to passing through the recess with the tenon with the second pivot orientation the position of the one end joint of first pivot, and the restraint seeding separation and reunion pull rod will movable clutch sleeve adjusts to the recess with the position of tenon disengagement joint.
The utility model has the beneficial effects that:
the utility model solves the problems in the prior art by adding the clutch structure and stopping the operation of the sowing wheel through the clutch structure when the sowing machine turns, turns around, crosses ridges or moves in the field.
The conception, specific structure and technical effects of the present invention will be further described in conjunction with the accompanying drawings to fully understand the purpose, characteristics and effects of the present invention.
Drawings
Fig. 1 shows a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is an exploded view of a coupling structure of a first rotating shaft and a second rotating shaft according to an embodiment of the present invention.
Fig. 3 shows a schematic structural diagram of a movable clutch sleeve according to an embodiment of the utility model.
Fig. 4 is a schematic structural diagram illustrating the connection of the second rotating shaft with the main shaft of the press wheel through the mechanical transmission chain in one embodiment of the utility model.
Fig. 5 is a schematic structural diagram illustrating the connection of the clutch frame and the movable clutch sleeve according to an embodiment of the present invention.
Fig. 6 is a schematic structural view illustrating a positioning plate with a pull rod according to an embodiment of the present invention.
Detailed Description
Examples
As shown in fig. 1 to 6, the clutch structure of the seeder comprises a press wheel 1 and a seeding sheave 2; a clutch structure is arranged between the press wheel 1 and the sowing grooved wheel 2.
The clutch structure comprises a first rotating shaft 3 and a second rotating shaft 4 which are used for transmitting torque between a main shaft of the press wheel 1 and a main shaft of the sowing grooved wheel 2;
the first rotating shaft 3 and the second rotating shaft 4 are coaxially arranged and are connected with a frame of the seeder in a rotating pair manner;
the cross section of the first rotating shaft 3 is polygonal, and a movable clutch sleeve 5 capable of axially reciprocating is sleeved on the first rotating shaft;
the second rotating shaft 4 and the movable clutch sleeve 5 are connected with each other through a groove 6 and a tenon 7 in a clamping mode to transmit torque;
the movable clutch sleeve 5 is connected with a seeding clutch pull rod 8 through a transmission mechanism of the seeding machine, the position of the movable clutch sleeve 5 on the first rotating shaft 3 is adjusted by the seeding clutch pull rod 8, and whether the movable clutch sleeve is clamped with one end of the second rotating shaft 4 facing the first rotating shaft 3 through the groove 6 and the tenon 7 or not is formed.
The utility model adds the clutch structure before the power is transmitted to the sowing wheel, and stops the operation of the sowing wheel through the clutch structure when the sowing machine turns, turns around, strides ridges or moves in the field, thereby solving the problems in the prior art.
In some embodiments, the second rotating shaft 4 is a main shaft of the sowing sheave 2;
the first rotating shaft 3 is connected with a main shaft of the press wheel 1 through a mechanical transmission chain 9.
In certain embodiments, the mechanical drive chain 9 is a sprocket drive, a gear drive, a pulley drive, or a synchronous belt drive.
In some embodiments, the end of the first shaft 3 facing the second shaft 4 is provided with a cylindrical shaft end 10;
the end of the second rotating shaft 4 facing the first rotating shaft 3 is tubular, and an inner hole is connected with a cylindrical shaft end 10 through a bearing 11 to form a revolute pair connection with the first rotating shaft 3.
In certain embodiments, the bearing 11 is a needle bearing.
In some embodiments, the transmission mechanism comprises a clutch frame 12 which is sleeved outside the movable clutch sleeve 5 and is annular;
the clutch frame 12 is connected with an annular groove 14 on the outer wall of the movable clutch sleeve 5 in a clamping way through two pins 13, a tension spring 15 is arranged between the lower end of the clutch frame and the frame of the seeding machine, and the upper end of the clutch frame is connected with a swing rod 16 at the lower end of the seeding clutch pull rod 8 in a rotary pair way;
the swing shaft of the swing link 16 is perpendicular to the axial direction of the first rotating shaft 3, and the upper end of the clutch frame 12 can be driven to reciprocate along the axial direction of the first rotating shaft 3 during swinging.
In some embodiments, the cross-section of the first shaft 3 is regular hexagonal.
In some embodiments, the seeding machine is provided with a pull rod positioning plate 17;
the pull rod positioning plate 17 comprises a position where the constraint seeding clutch pull rod 8 regulates the movable clutch sleeve 5 to be clamped with one end of the second rotating shaft 4 facing the first rotating shaft 3 through the groove 6 and the tenon 7, and a position where the constraint seeding clutch pull rod 8 regulates the movable clutch sleeve 5 to be clamped with the groove 6 and the tenon 7.
The foregoing detailed description of the preferred embodiments of the utility model has been presented. It should be understood that numerous modifications and variations could be devised by those skilled in the art in light of the present teachings without departing from the inventive concepts. Therefore, the technical solutions available to those skilled in the art through logic analysis, reasoning and limited experiments based on the prior art according to the concept of the present invention should be within the scope of protection defined by the claims.
Claims (8)
1. The seeder comprises a press wheel (1) and a seeding grooved wheel (2); the seeder is characterized in that a clutch structure is arranged between the press wheel (1) and the seeding grooved wheel (2);
the clutch structure comprises a first rotating shaft (3) and a second rotating shaft (4) which are used for transmitting torque between the main shaft of the press wheel (1) and the main shaft of the sowing grooved wheel (2);
the first rotating shaft (3) and the second rotating shaft (4) are coaxially arranged and are connected with the frame of the seeder in a rotary pair manner;
the cross section of the first rotating shaft (3) is polygonal, and a movable clutch sleeve (5) capable of axially reciprocating is sleeved on the first rotating shaft;
two opposite surfaces of one end of the second rotating shaft (4) facing the first rotating shaft (3) and the movable clutch sleeve (5) are respectively provided with a groove (6) and a tenon (7) which are matched with each other to form clamping connection and are vertical to the corresponding first rotating shaft (3) or the corresponding second rotating shaft (4);
the second rotating shaft (4) and the movable clutch sleeve (5) are connected through the groove (6) and the tenon (7) in a clamping mode to transmit the torque;
movable clutch sleeve (5) pass through the drive mechanism of seeder is connected with seeding separation and reunion pull rod (8), by seeding separation and reunion pull rod (8) are adjusted movable clutch sleeve (5) are in the position of first pivot (3), and whether pass through recess (6) with tenon (7) with second pivot (4) orientation the one end of first pivot (3) forms the joint.
2. The seeder clutch structure according to claim 1, wherein the second rotary shaft (4) is a main shaft of the seeding sheave (2);
the first rotating shaft (3) is connected with a main shaft of the press wheel (1) through a mechanical transmission chain (9).
3. The seeder clutching structure of claim 2, characterized in that the mechanical drive chain (9) is a sprocket drive, a gear drive, a pulley drive or a synchronous belt drive.
4. The seeder clutching structure of claim 1, wherein the end of the first rotary shaft (3) facing the second rotary shaft (4) is provided with a cylindrical shaft end (10);
the second rotating shaft (4) faces one end of the first rotating shaft (3) and is tubular, an inner hole is connected with the cylindrical shaft end (10) through a bearing (11), and the first rotating shaft (3) forms a revolute pair connection.
5. Seeder clutching structure according to claim 4, characterized in that the bearing (11) is a needle bearing.
6. The seeder clutching structure of claim 1, wherein the transmission mechanism includes a clutch frame (12) that is looped over the movable clutch sleeve (5);
the clutch frame (12) is connected with an annular groove (14) on the outer wall of the movable clutch sleeve (5) in a clamping mode through two pins (13), a tension spring (15) is arranged between the lower end of the clutch frame and the frame of the seeder, and the upper end of the clutch frame is connected with a swing rod (16) at the lower end of the seeding clutch pull rod (8) in a rotary pair mode;
the swing shaft of the swing rod (16) is perpendicular to the axial direction of the first rotating shaft (3), and the upper end of the clutch frame (12) can be driven to reciprocate along the axial direction of the first rotating shaft (3) during swing.
7. The seeder clutch structure according to claim 1, wherein the first rotating shaft (3) has a cross-section in the shape of a regular hexagon.
8. The seeder clutching structure of claim 1, wherein the seeder is provided with a tie rod positioning plate (17);
pull rod locating plate (17) are including the restraint seeding separation and reunion pull rod (8) will movable clutch sleeve (5) are adjusted to passing through recess (6) with tenon (7) with second pivot (4) orientation the position of the one end joint of first pivot (3), and the restraint seeding separation and reunion pull rod (8) will movable clutch sleeve (5) are adjusted to recess (6) with the position of tenon (7) disengagement joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220149959.1U CN216873878U (en) | 2022-01-20 | 2022-01-20 | Clutch structure of seeder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220149959.1U CN216873878U (en) | 2022-01-20 | 2022-01-20 | Clutch structure of seeder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216873878U true CN216873878U (en) | 2022-07-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220149959.1U Active CN216873878U (en) | 2022-01-20 | 2022-01-20 | Clutch structure of seeder |
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| CN (1) | CN216873878U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115997536A (en) * | 2022-12-10 | 2023-04-25 | 东北农业大学 | Unmanned aerial vehicle variable fertilizer apparatus with adjustable ratio |
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2022
- 2022-01-20 CN CN202220149959.1U patent/CN216873878U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115997536A (en) * | 2022-12-10 | 2023-04-25 | 东北农业大学 | Unmanned aerial vehicle variable fertilizer apparatus with adjustable ratio |
| CN115997536B (en) * | 2022-12-10 | 2023-12-29 | 东北农业大学 | Unmanned aerial vehicle variable fertilizer apparatus with adjustable ratio |
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