CN210461457U - Novel tractor clutch power take off structure - Google Patents
Novel tractor clutch power take off structure Download PDFInfo
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- CN210461457U CN210461457U CN201921130593.8U CN201921130593U CN210461457U CN 210461457 U CN210461457 U CN 210461457U CN 201921130593 U CN201921130593 U CN 201921130593U CN 210461457 U CN210461457 U CN 210461457U
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Abstract
The utility model discloses a novel tractor clutch power output structure, which comprises a flywheel, a single-action clutch and a torsional damper assembly, wherein the single-action clutch and the torsional damper assembly are respectively arranged on the flywheel; the single-acting clutch includes clutch housing, the release lever subassembly, the driven plate assembly, the clutch pressure disk, belleville spring and backup pad, the driven plate assembly sets up the intermediate position at clutch housing and clutch pressure disk, the utility model relates to a novel structure, convenient to use, impact and vibration when can slowing down clutch combination in the tractor walking system, the single-acting clutch separation is more thorough, torque transmission is more reliable, install the torsional damper assembly on the flywheel simultaneously and can reduce PTO output and carry out vibration and noise in other operation process machines operation start-up transmission systems in the twinkling of an eye to dual reduction and the vibration noise of having eliminated the tractor, satisfy the performance demand in the aspect of the tractor is made, improve the tractor travelling comfort and control.
Description
Technical Field
The utility model belongs to the technical field of the tractor spare part, concretely relates to novel tractor clutch power take off structure.
Background
The existing domestic tractor has various requirements on the effect to be achieved by the clutch, no matter the tractor is required to walk and other operations of the PTO, the smaller the vibration noise generated in the use is required to be, the better the vibration noise is, the operation comfort in the use process of the tractor is gradually emphasized by tractor manufacturers and tractor consumers on the premise of ensuring the quality and the performance of the tractor, and therefore, the reduction of the vibration noise is an urgent need of the majority of users and is also a development trend of the market.
Disclosure of Invention
The utility model provides a novel power output structure of tractor clutch, which can reduce the resonance phenomenon generated by the engine and the transmission system during working; the amplitude of the torsional vibration generated by the transmission system is reduced, the noise is reduced, and the service life of the clutch is prolonged.
The utility model adopts the technical proposal that: a novel tractor clutch power output structure comprises a flywheel, a single-acting clutch and a torsional damper assembly, wherein the single-acting clutch and the torsional damper assembly are respectively arranged on the flywheel;
the single-acting clutch comprises a clutch shell, a release rod component, a driven plate assembly, a clutch pressure plate, a belleville spring and a supporting plate, wherein the driven plate assembly is arranged at the middle position between the clutch shell and the clutch pressure plate, the belleville spring is arranged at the outer side end position of the clutch pressure plate, a supporting plate which is abutted against the disc spring is arranged at the position of the outer surface of the disc spring close to the edge, the supporting plate is arranged in an arc groove at the end part of the clutch housing, a multi-component separating rod assembly is arranged at the outer side of the clutch housing, the multi-component separating rod assembly is uniformly distributed around the center of the clutch housing, an inner spigot is arranged at the outermost end of the clutch housing, the clutch shell is provided with a plurality of connecting holes distributed around the center through the matching of an inner spigot and an excircle of a raised step on the flywheel, and the connecting holes are fixedly arranged in corresponding threaded holes on the flywheel of the tractor through connecting bolts;
twist reverse the bumper shock absorber assembly and include first wheel hub, second wheel hub's excircle department fixed mounting has two first clamping pieces, the intermediate position of two clamping pieces is equipped with first steel sheet, and leave two clearances between first steel sheet and two first clamping pieces, install the packing ring in one of them clearance, install wave washer and nylon damping wave washer in the other clearance, first steel sheet is close to the first connecting plate of position fixedly connected with of external diameter, first connecting plate passes through bolted connection on the flywheel, set up a plurality of windows around its central evenly distributed at the circumference surface of first steel sheet, install first damping spring in the window.
Driven plate assembly includes the second wheel hub with clutch housing is concentric, second wheel hub's excircle department fixed mounting has two second clamping pieces, be equipped with the second steel sheet and the second connecting plate of laminating each other between two second clamping pieces, install the packing ring in the space between second steel sheet and the second clamping piece, install wave washer and nylon damping wave washer in the space between second connecting plate and the second clamping piece, fixedly connected with is around a plurality of friction discs of second wheel hub center evenly distributed on the position that the second connecting plate is close to the external diameter, set up a plurality of windows around its central evenly distributed at the circumference surface of second steel sheet, install second damping spring in the window.
The number of the separation rod assemblies is three.
The clutch release lever assembly comprises a clutch release lever, a small lever, a push rod, an adjusting bolt and a nut, the clutch release lever and the small lever are hinged to a lug at the end of a clutch shell, the tail end of the clutch release lever is hinged to the front end of the small lever, the rear end of the small lever is in contact with the end of the push rod arranged in the clutch shell, the center line of the push rod is parallel to the axis of the clutch shell, the other end of the push rod is abutted to the end of the adjusting bolt arranged on a clutch pressure plate, the adjusting bolt is in threaded connection with the clutch pressure plate, and the adjusting bolt is in threaded connection with the nut used for positioning the adjusting bolt.
And a torsional spring is arranged at the position where the clutch release rod is hinged with the lug of the clutch shell.
The disc spring and the clutch pressure plate are arranged concentrically and are clamped at the seam allowance position on the end face of the clutch pressure plate.
When the tractor starts a vehicle or shifts gears in the using process, the main clutch is separated and combined instantly, the driven plate assembly can utilize the second damping spring and the friction plate in the structure of the driven plate assembly, so that the torsional vibration is attenuated quickly, the output torque is increased gradually from small to small, the power output transition is more stable after the engine starts or shifts gears, the impact on parts in the gearbox is smaller, and meanwhile, when the tractor performs other operations at the PTO output and cuts off or communicates the power output, the first connecting plate of the torsional damper assembly arranged on the flywheel drives the first steel plate to compress the first damping spring, so that the torsional rigidity in the front-end transmission system is reduced, the torsional vibration energy is consumed, and the vibration and the noise in the PTO output transmission system are reduced.
The driven plate assembly is arranged in the middle of the clutch shell and the clutch pressure plate; the purpose of this is: the transmission of the walking power output of the tractor can be ensured, and the torsional natural frequency of the tuned transmission system in the process can be ensured, so that the resonance stress of the transmission system is reduced, and the softness of the combination of the clutch is improved.
The disc spring is arranged at the outer side end of the clutch pressure plate, and a supporting plate which is abutted against the disc spring is arranged at the position, close to the edge, of the outer surface of the disc spring; the purpose of this is: the disc spring is used for providing elastic force for engagement and disengagement of the clutch to finish power output, and the supporting plate is used for limiting the disc spring to move axially to improve the working stability of the clutch.
The first steel plate is fixedly connected with a first connecting plate at a position close to the outer diameter, the connecting plate is connected to the flywheel through bolts, a plurality of windows which are uniformly distributed around the center of the first steel plate are formed in the circumferential surface of the first steel plate, and first damping springs are installed in the windows; the purpose of this is: the flywheel transmits power to the first steel plate through the first connecting plate, and due to the effect of the first damping spring, the power output can be cut off or communicated, and when the tractor PTO performs other operations, the axial vibration of the flywheel under the effect of the engine crankshaft is reduced, and the vibration and the noise in a transmission system are reduced.
The utility model has the advantages that:
the utility model relates to a novel structure, convenient to use, impact and vibration when can slowing down clutch combination in the tractor walking system, the separation of single-action clutch is more thorough, the moment of torsion transmission is more reliable, install simultaneously that the torsional damper assembly on the flywheel can reduce the vibration and the noise that PTO output carries out other operation process machines and tools operation start in the twinkling of an eye drive system to dual reduction and the vibration noise of having eliminated the tractor satisfy the performance demand in the aspect of the tractor is made, improve the tractor and control the travelling comfort.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a view showing the installation structure of the supporting plate of the present invention;
fig. 3 is a partially enlarged view of the present invention.
The labels in the figure are: 1. a clutch housing; 2. a clutch pressure plate; 3. a disc spring; 4. a support plate; 5. a second hub; 6. a second clip; 7. a second steel plate; 8. a second connecting plate; 9. a friction plate; 10. a second damping spring; 11. a clutch release lever; 12. a torsion spring; 13. a small lever; 14. a push rod; 15. adjusting the bolt; 16. a nut; 17. a flywheel; 18. a first hub; 19. a first clip piece; 20. a first steel plate; 21. a first damping spring; 22. a first connecting plate.
Detailed Description
The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings.
As shown in the figure, the novel tractor clutch power output structure comprises a flywheel 17, a single-acting clutch and a torsion damper assembly, wherein the single-acting clutch and the torsion damper assembly are respectively arranged on the flywheel 17;
the single-acting clutch comprises a clutch housing 1, a separation rod assembly, a driven plate assembly, a clutch pressure plate 2, a disc spring 3 and a support plate 4, wherein the driven plate assembly is arranged in the middle of the clutch housing 1 and the clutch pressure plate 2, the disc spring 3 is arranged at the outer end of the clutch pressure plate 2, the support plate 4 which is abutted against the disc spring 3 is arranged at the position, close to the edge, of the outer surface of the disc spring 3, the support plate 4 is arranged in an arc groove of the clutch housing 1, the arc groove is positioned at the end of the clutch housing 1, the support plate 4 is positioned in the groove to limit the movement of the support plate 4 in the axial direction and the radial direction of the clutch housing 1, the multi-component separation rod assembly is arranged at the outer side of the clutch housing 1, the multi-component separation rod assembly is uniformly distributed around the center of the clutch housing 1, an inner spigot, the inner spigot is matched with the excircle of the raised step on the flywheel 17, a plurality of connecting holes are distributed around the center on the shell 1, and the connecting holes are fixed in corresponding threaded holes on the flywheel 17 of the tractor by connecting bolts;
twist reverse the bumper shock absorber assembly and include first wheel hub 18, second wheel hub 5's excircle department fixed mounting has two first clamping pieces 19, the intermediate position of two clamping pieces is equipped with first steel sheet 20, and leave two clearances between first steel sheet 20 and two first clamping pieces 19, install the packing ring in one of them clearance, install wave washer and nylon damping wave washer in the other clearance, first steel sheet 20 is close to the first connecting plate 22 of position fixedly connected with of external diameter, first connecting plate 22 passes through bolted connection on flywheel 17, set up a plurality of windows around its central evenly distributed at the circumferential surface of first steel sheet 20, install first damping spring 21 in the window.
Driven plate assembly includes second wheel hub 5 with 1 concentric with clutch housing, the excircle department fixed mounting of second wheel hub 5 has two second clamping pieces 6, be equipped with second steel sheet and the second connecting plate 8 of laminating each other between two second clamping pieces 6, install the packing ring in the space between second steel sheet and the second clamping piece 6, install wave washer and nylon damping wave washer in the space between second connecting plate 8 and the second clamping piece 6, fixedly connected with winds a plurality of friction discs 9 of 5 central evenly distributed of second wheel hub on the position that second connecting plate 8 is close to the external diameter, set up a plurality of windows around its central evenly distributed at the circumference surface of second steel sheet 7, install second damping spring 10 in the window.
The number of the separation rod assemblies is three.
The separating rod assembly comprises a clutch separating rod 11, a small lever 13, a push rod 14, an adjusting bolt 15 and a nut 16, the clutch separating rod 11 and the small lever 13 are hinged on a lug at the end part of the clutch housing 1, the tail end of the clutch separating rod 11 is hinged with the front end of the small lever 13, the rear end of the small lever 13 is in contact with the end part of the push rod 14 arranged in the clutch housing 1, the central line of the push rod 14 is parallel to the axis of the clutch housing 1, the other end of the push rod 14 is abutted against the end part of the adjusting bolt 15 arranged on the clutch pressure plate 2, the adjusting bolt 15 is in threaded connection with the clutch pressure plate 2, and the adjusting bolt 15 is in threaded connection with the nut 16 used for positioning the adjusting bolt 15.
And a torsion spring 12 is arranged at the position where the clutch release rod 11 is hinged with the lug of the clutch housing 1.
The disc spring 3 and the clutch pressure plate 2 are arranged concentrically and clamped at a spigot position on the end face of the clutch pressure plate 2.
When a tractor starts or shifts gears in the using process, the main clutch is separated and combined instantly, the driven plate assembly can utilize the second damping spring 10 and the friction plate 9 in the structure to quickly attenuate torsional vibration, the output torque is gradually increased from small to large, the power output transition of the engine after starting or shifting is more stable, the impact on parts in the gearbox is smaller, and meanwhile, when the tractor performs other operations at the PTO output and cuts off or communicates the power output, the first connecting plate 22 of the torsional damper assembly arranged on the flywheel 17 drives the first steel plate 20 to compress the first damping spring 21, so that the torsional rigidity in the front-end transmission system is reduced, the torsional vibration energy is consumed, and the vibration and noise in the PTO output transmission system are reduced.
Claims (6)
1. The utility model provides a novel tractor clutch power take off structure which characterized in that: the single-action clutch and the torsional damper assembly are respectively arranged on the flywheel;
the single-acting clutch comprises a clutch shell, a release rod component, a driven plate assembly, a clutch pressure plate, a belleville spring and a supporting plate, wherein the driven plate assembly is arranged at the middle position between the clutch shell and the clutch pressure plate, the belleville spring is arranged at the outer side end position of the clutch pressure plate, a supporting plate which is abutted against the belleville spring is arranged at the position, close to the edge, of the outer surface of the belleville spring, the supporting plate is arranged in an arc groove at the end part of the clutch shell, a multi-component separating rod assembly is arranged at the outer side of the clutch shell, the multi-component separating rod assembly is uniformly distributed around the center of the clutch shell, an inner spigot is arranged at the outermost end of the clutch shell, the clutch shell is provided with a plurality of connecting holes distributed around the center through the matching of an inner spigot and an excircle of a raised step on the flywheel, and the connecting holes are fixedly arranged in corresponding threaded holes on the flywheel of the tractor through connecting bolts;
twist reverse the bumper shock absorber assembly and include first wheel hub, second wheel hub's excircle department fixed mounting has two first clamping pieces, the intermediate position of two clamping pieces is equipped with first steel sheet, and leave two clearances between first steel sheet and two first clamping pieces, install the packing ring in one of them clearance, install wave washer and nylon damping wave washer in the other clearance, first steel sheet is close to the first connecting plate of position fixedly connected with of external diameter, first connecting plate passes through bolted connection on the flywheel, set up a plurality of windows around its central evenly distributed at the circumference surface of first steel sheet, install first damping spring in the window.
2. The novel tractor clutch power take-off structure as claimed in claim 1, wherein: the driven plate assembly includes the second wheel hub concentric with the clutch housing, second wheel hub's excircle department fixed mounting has two second clamping pieces, be equipped with the second steel sheet and the second connecting plate of laminating each other between two second clamping pieces, install the packing ring in the space between second steel sheet and the second clamping piece, install wave washer and nylon damping wave washer in the space between second connecting plate and the second clamping piece, fixedly connected with is around a plurality of friction discs of second wheel hub center evenly distributed on the position that the second connecting plate is close to the external diameter, set up a plurality of windows around its central evenly distributed at the circumference surface of second steel sheet, install second damping spring in the window.
3. The novel tractor clutch power take-off structure as claimed in claim 1, wherein: there are three sets of separator bar assemblies.
4. The novel tractor clutch power take-off structure as claimed in claim 1, wherein: the separating rod assembly comprises a clutch separating rod, a small lever, a push rod, an adjusting bolt and a nut, the clutch separating rod and the small lever are hinged to a lug at the end part of the clutch shell, the tail end of the clutch separating rod is hinged to the front end of the small lever, the rear end of the small lever is in contact with the end part of the push rod arranged in the clutch shell, the central line of the push rod is parallel to the axis of the clutch shell, the other end of the push rod is in butt joint with the end part of the adjusting bolt arranged on the clutch pressure plate, the adjusting bolt is in threaded connection with the clutch pressure plate, and the nut used for positioning the adjusting bolt is in threaded connection with the adjusting bolt.
5. The novel tractor clutch power take-off structure as claimed in claim 1, wherein: and a torsional spring is arranged at the position where the clutch release rod is hinged with the lug of the clutch shell.
6. The novel tractor clutch power take-off structure as claimed in claim 1, wherein: the belleville spring and the clutch pressure plate are concentrically arranged and are clamped at the seam allowance position on the end surface of the clutch pressure plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921130593.8U CN210461457U (en) | 2019-07-18 | 2019-07-18 | Novel tractor clutch power take off structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921130593.8U CN210461457U (en) | 2019-07-18 | 2019-07-18 | Novel tractor clutch power take off structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210461457U true CN210461457U (en) | 2020-05-05 |
Family
ID=70446178
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921130593.8U Active CN210461457U (en) | 2019-07-18 | 2019-07-18 | Novel tractor clutch power take off structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210461457U (en) |
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2019
- 2019-07-18 CN CN201921130593.8U patent/CN210461457U/en active Active
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