CN219712236U - Independent lubrication input cover assembly of torque converter - Google Patents
Independent lubrication input cover assembly of torque converter Download PDFInfo
- Publication number
- CN219712236U CN219712236U CN202320984303.6U CN202320984303U CN219712236U CN 219712236 U CN219712236 U CN 219712236U CN 202320984303 U CN202320984303 U CN 202320984303U CN 219712236 U CN219712236 U CN 219712236U
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- torque converter
- bearing
- input
- cover assembly
- shell
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- 238000005461 lubrication Methods 0.000 title claims abstract description 21
- 238000003825 pressing Methods 0.000 claims description 19
- 239000004677 Nylon Substances 0.000 claims description 5
- 229920001778 nylon Polymers 0.000 claims description 5
- 238000009423 ventilation Methods 0.000 claims description 4
- 238000006073 displacement reaction Methods 0.000 claims 1
- 230000005540 biological transmission Effects 0.000 abstract description 9
- 239000003921 oil Substances 0.000 description 12
- 239000010687 lubricating oil Substances 0.000 description 4
- 238000005065 mining Methods 0.000 description 4
- 238000013461 design Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 238000012827 research and development Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000011499 joint compound Substances 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
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Abstract
The utility model discloses an independent lubrication input cover assembly of a torque converter, which comprises a support shell, wherein the support shell is fixed at a power input end of the torque converter through a bolt, a connecting sleeve is arranged in the support shell, an input shaft is inserted into the connecting sleeve, the connecting sleeve is connected with the input shaft through a spline, the connecting sleeve can axially move along the spline, a threaded hole is formed in a shell at an opening of the support shell, the direction of the threaded hole is consistent with that of the opening of the support shell, when the independent lubrication input cover assembly is in operation, engine power is transmitted to the input flange through a transmission shaft connected with the input flange, the power is transmitted to the connecting sleeve through the spline at two ends of the input shaft, finally, the engine power is transmitted to the torque converter, the connecting sleeve can axially move along the spline, the torque converter is prevented from being damaged due to assembly axial errors of the torque converter when the rigid connection is adopted, the adopted high-precision deep groove ball bearing is stable in high-speed operation, the noise is small, an independent sealed lubrication oil cavity is longer in service life under severe environments in mines.
Description
Technical Field
The utility model relates to the technical field of torque converters, in particular to an independent lubrication input cover assembly of a torque converter.
Background
Along with the continuous enrichment and refinement of the stress scenes of mining equipment in China in recent years, the whole machine manufacturer is also continuously researching and developing traction equipment used in some special scenes in order to improve the production efficiency. At present, three-one, middle-connection and Xu Gong are ready to develop a novel 5-10 ton multifunctional underground mining transport vehicle, and due to the fact that functions are added, the originally always used power system meets the requirements of the novel mining transport vehicle in terms of performance, but the novel mining transport vehicle needs an engine to be properly lifted, so that a shaft is required to be lowered and properly lengthened to be changed to adapt to the requirements of a novel vehicle type.
The existing double transformers cannot be arranged according to the actual demands of the whole machine, the requirements of the whole machine on different shaft lowering cannot be met, the input cover assembly cannot be matched with transmission shafts with different lengths to realize power transmission, and the torque converter is easy to damage due to the fact that the torque converter is rigidly connected and axially assembled.
Disclosure of Invention
In order to solve the technical problems, the utility model provides an independent lubrication input cover assembly of a torque converter, which comprises a support shell, wherein the support shell is fixed at a power input end of the torque converter through a bolt, a connecting sleeve is arranged in the support shell, an input shaft is inserted into the connecting sleeve, the connecting sleeve is connected with the input shaft through a spline, and the connecting sleeve can axially move along the spline.
Preferably: the shell of supporting shell opening part has seted up the screw hole, and screw hole direction and supporting shell opening direction unanimity.
Preferably: and a through hole is formed in the outer edge of the connecting sleeve, and the connecting sleeve is connected with the original torque converter flexible disc.
Preferably: the input shaft sleeve is provided with a bearing, the bearing is fixed in the supporting shell, and the bearing adopts a high-precision deep groove ball bearing.
Preferably: the bearing shell is provided with a step corresponding to the bearing, one side of the bearing away from the step is provided with a bearing pressing plate, and the bearing is axially fixed through the step and the bearing pressing plate.
Preferably: the through hole is arranged at the outer edge of the bearing pressing plate, and the bearing pressing plate is fixed on the supporting shell.
Preferably: the input shaft is connected with the input flange through a spline, and the input flange is connected with the input shaft through a spline to transmit power.
Preferably: and one end of the input shaft, which is close to the input flange, is connected with a gasket and a nylon self-locking nut.
Preferably: and the bearing shell and the bearing pressing plate are respectively provided with an oil seal, an O-shaped ring is arranged at the joint of the bearing pressing plate and the bearing shell, and the two oil seals, the O-shaped ring and the bearing shell form an independent sealed lubricating oil cavity.
Preferably: the back pressure ventilation valve is arranged above the oil cavity of the supporting shell, and the screw plug is arranged below the oil cavity of the supporting shell.
The utility model has the technical effects and advantages that:
according to the utility model, engine power is transmitted to the input flange through the transmission shaft connected with the input flange, the power is transmitted to the connecting sleeve through the splines at the two ends of the input shaft, finally, the engine power is transmitted to the torque converter, the connecting sleeve can axially move along the splines, the power transmission can be realized by matching with transmission shafts with different lengths, and the damage of the torque converter caused by the axial error of the assembly of the torque converter when rigid connection is adopted is avoided.
Drawings
FIG. 1 is a schematic diagram of a torque converter independent lubrication input cover assembly provided in an embodiment of the present utility model.
In the figure: 1. a first bolt; 2. a bearing pressing plate; 3. a second bolt; 4. an input shaft; 5. connecting sleeves; 6. a third bolt; 7. a support shell; 8. an O-ring; 9. a bearing; 10. a back pressure ventilation valve; 11. an oil seal; 12. an input flange; 13. nylon self-locking nut; 14. a gasket; 15. and (5) a screw plug.
Detailed Description
The utility model will be described in further detail with reference to the drawings and the detailed description. The embodiments of the utility model have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the utility model in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, and to enable others of ordinary skill in the art to understand the utility model for various embodiments with various modifications as are suited to the particular use contemplated.
Referring to fig. 1, in this embodiment, an independent lubrication input cover assembly for a torque converter is provided, including a supporting shell 7, a threaded hole is formed in a casing at an opening of the supporting shell 7, a direction of the threaded hole is consistent with a direction of the opening of the supporting shell 7, a size design of a No. 3 flywheel casing is adopted as an interface of the supporting shell 7, a transition disc is added to connect with a torque converter with a size of a No. 2 or No. 1 flywheel casing, the universality of the assembly is effectively improved, the supporting shell 7 is fixed at a power input end of the torque converter through bolts, the independent lubrication input cover assembly for the whole torque converter has a supporting function, a connecting sleeve 5 is arranged inside the supporting shell 7, a through hole is formed at an outer edge of the connecting sleeve 5, and the connecting sleeve 5 is connected with a mounting hole of a flexible disc of an original torque converter through a second bolt 3, so that power is transmitted by a flexible disc of the original torque converter is replaced.
Furthermore, the input shaft 4 is inserted into the connecting sleeve 5, the connecting sleeve 5 is connected with the input shaft 4 through the spline, the connecting sleeve 5 can axially move along the spline, through the structure, power transmission can be realized by matching with transmission shafts with different lengths, and the damage of the torque converter caused by the axial error of the torque converter assembly when rigid connection is adopted is avoided.
Meanwhile, the input shaft 4 is sleeved with a bearing 9, the bearing 9 is fixed in the supporting shell 7, the bearing 9 adopts a high-precision deep groove ball bearing, a step is formed in the supporting shell 7 corresponding to the bearing 9, a bearing pressing plate 2 is arranged on one side, away from the step, of the bearing 9, the bearing 9 is axially fixed through the step and the bearing pressing plate 2, a through hole is formed in the outer edge of the bearing pressing plate 2, and the bearing pressing plate 2 is fixed on the supporting shell 7 through a first bolt 1 and a third bolt 6.
The input shaft 4 is connected with the input flange 12 through a spline, the input flange 12 is connected with the input shaft 4 through a spline to transmit power, one end, close to the input flange 12, of the input shaft 4 is connected with the gasket 14 and the nylon self-locking nut 13, the input flange 12 is axially fixed on the input shaft 4 through the gasket 14 and the nylon self-locking nut 13, and therefore the axial direction of the input shaft 4 is fixed.
An oil seal 11 is respectively assembled on the bearing shell 7 and the bearing pressing plate 2, an O-shaped ring 8 is arranged at the joint of the bearing pressing plate 2 and the bearing shell 7, and the two oil seals 11, the O-shaped ring 8 and the bearing shell 7 form an independent sealed lubricating oil cavity, so that the bearing 9 can be well lubricated in the working process.
The back pressure ventilation valve 10 is arranged above the oil cavity of the supporting shell 7, and the screw plug 15 is arranged below the oil cavity of the supporting shell 7, so that oil leakage caused by overhigh pressure of the heating closed oil cavity in the working process is avoided, and on the other hand, the lubricating oil of the oil cavity is ensured not to be polluted in severe environments such as dust, sand, mud and the like under a mine, so that equipment can stably run for a long time.
The working principle of the utility model is as follows:
during operation, engine power is transmitted to the input flange 12 through the transmission shaft connected with the input flange 12, then the power is transmitted to the connecting sleeve 5 through the spline at the two ends of the input shaft 4, finally the engine power is transmitted to the torque converter, the adopted high-precision deep groove ball bearing runs stably at a high speed, the noise is small, the independently sealed lubricating oil cavity is longer in service life in a severe environment under mine, the connecting sleeve 5 and the torque converter can be connected through the flexible disc connection size design transition disc of the torque converter of different types, the compatibility design of the sizes of the supporting shell 7 and the connecting sleeve 5 can meet the modification application of the torque converters of different types, the research and development cost and the production cost investment are effectively reduced, the research and development period of the whole vehicle model is greatly shortened, and the research and development flexibility of the whole vehicle model is improved.
It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art and which are included in the embodiments of the present utility model without the inventive step, are intended to be within the scope of the present utility model. Structures, devices and methods of operation not specifically described and illustrated herein, unless otherwise indicated and limited, are implemented according to conventional means in the art.
Claims (10)
1. The utility model provides an independent lubrication input lid assembly of torque converter, includes supporting shell (7), supporting shell (7) pass through the power input of bolt fastening at the torque converter, a serial communication port, supporting shell (7) inside is provided with adapter sleeve (5), be equipped with input shaft (4) in adapter sleeve (5), just adapter sleeve (5) are connected with input shaft (4) through the spline, adapter sleeve (5) can follow spline axial displacement.
2. The torque converter independent lubrication input cover assembly according to claim 1, wherein a threaded hole is formed in a housing at an opening of the support shell (7), and the direction of the threaded hole is consistent with the direction of the opening of the support shell (7).
3. The torque converter independent lubrication input cover assembly according to claim 2, wherein through holes are formed in the outer edge of the connecting sleeve (5), and the connecting sleeve (5) is connected with an original torque converter flexible disc.
4. The torque converter independent lubrication input cover assembly according to claim 1, wherein the input shaft (4) is sleeved with a bearing (9), the bearing (9) is fixed in the support shell (7), and the bearing (9) is a high-precision deep groove ball bearing.
5. The torque converter independent lubrication input cover assembly according to claim 4, wherein the support shell (7) is provided with a step corresponding to the bearing (9), one side of the bearing (9) away from the step is provided with a bearing pressing plate (2), and the bearing (9) is axially fixed through the step and the bearing pressing plate (2).
6. The torque converter independent lubrication input cover assembly according to claim 5, wherein the outer edge of the bearing pressing plate (2) is provided with a through hole, and the bearing pressing plate (2) is fixed on the supporting shell (7).
7. The torque converter independent lubrication input cover assembly of claim 1, wherein the input shaft (4) is splined to the input flange (12), and the input flange (12) is splined to the input shaft (4) for transmitting power.
8. The torque converter independent lubrication input cover assembly of claim 7, wherein an end of the input shaft (4) adjacent the input flange (12) is connected to a washer (14) and a nylon self-locking nut (13).
9. The independent lubrication input cover assembly of the torque converter according to claim 6, wherein an oil seal (11) is respectively assembled on the bearing shell (7) and the bearing pressing plate (2), an O-shaped ring (8) is installed at the joint of the bearing pressing plate (2) and the bearing shell (7), and the two oil seals (11), the O-shaped ring (8) and the bearing shell (7) form an independent sealed lubrication oil cavity.
10. The torque converter independent lubrication input cover assembly of claim 9, wherein the support shell (7) is further provided with a back pressure ventilation valve (10) above the oil chamber, and the support shell (7) is provided with a plug screw (15) below the oil chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320984303.6U CN219712236U (en) | 2023-04-26 | 2023-04-26 | Independent lubrication input cover assembly of torque converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320984303.6U CN219712236U (en) | 2023-04-26 | 2023-04-26 | Independent lubrication input cover assembly of torque converter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219712236U true CN219712236U (en) | 2023-09-19 |
Family
ID=88003698
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320984303.6U Active CN219712236U (en) | 2023-04-26 | 2023-04-26 | Independent lubrication input cover assembly of torque converter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219712236U (en) |
-
2023
- 2023-04-26 CN CN202320984303.6U patent/CN219712236U/en active Active
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