CN216131355U - Lubrication system of dual-clutch transmission - Google Patents
Lubrication system of dual-clutch transmission Download PDFInfo
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- CN216131355U CN216131355U CN202121361937.3U CN202121361937U CN216131355U CN 216131355 U CN216131355 U CN 216131355U CN 202121361937 U CN202121361937 U CN 202121361937U CN 216131355 U CN216131355 U CN 216131355U
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- oil
- box body
- box
- intermediate shaft
- lubricating
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Abstract
The utility model relates to a lubricating system of an automobile transmission, in particular to a lubricating system of an automobile double-clutch automatic transmission; two separation and reunion derailleur lubricating system, it includes the box, be equipped with a plurality of pipelines on the box, it has first aperture, second aperture and third aperture, its characterized in that to process respectively on the pipeline: still include the oil spout pipe with the L type of pipeline intercommunication, the oil spout pipe of L type includes L type body, and the one end of L type body is equipped with the connecting pipe of perpendicular to L type body, is equipped with the slot on the connecting pipe, and the sealing washer sets up in the slot, and connecting pipe fixed connection still is equipped with the fixed plate on the L type body in the pipeline, is equipped with the bolt through-hole on the fixed plate, and the bolt passes the bolt through-hole and fixes on the box, L type body on still be equipped with four oil outlet aperture.
Description
Technical Field
The utility model relates to a lubricating system of an automobile transmission, in particular to a lubricating system of an automobile double-clutch automatic transmission.
Background
When an automobile runs, because a large amount of heat is generated due to meshing of gears inside a transmission and rotation of a synchronizer, a bearing and the like, cooled lubricating oil needs to be sent to a tooth surface of the meshing of the gears, the synchronizer in the rotating friction and a rolling needle in the rotating process, the transmission needs a lubricating system with good effect so as to ensure that the gears, the bearing, the synchronizer and the like keep good running state under various working conditions of the transmission.
Disclosure of Invention
Aiming at the defects in the prior art, the utility model designs the dual-clutch transmission lubricating system which is convenient to install and has a good lubricating effect.
The technical scheme of the utility model is as follows:
double-clutch transmission lubricating system, it includes the box, be equipped with a plurality of pipelines on the box, it has first aperture, second aperture and third aperture to process respectively on the pipeline, still include the L type with the pipeline intercommunication and spout the oil pipe, the oil pipe is spouted to the L type includes L type body, and the one end of L type body is equipped with the connecting pipe of perpendicular to L type body, is equipped with the slot on the connecting pipe, and the sealing washer setting is in the slot, and connecting pipe fixed connection still is equipped with the fixed plate in the pipeline on the L type body, is equipped with the bolt through-hole on the fixed plate, the bolt passes the bolt through-hole and fixes on the box, L type body on still be equipped with four oil outlet holes.
Furthermore, the four oil outlet small holes respectively correspond to a three-gear meshing area, a seven-gear meshing area, a six-gear meshing area and a two-gear meshing area.
Furthermore, the box body is further provided with a first ball bearing assembly which supports a first intermediate shaft and is provided with a sealing structure, and a first locking bolt which is connected to the first intermediate shaft and is provided with an oil channel on the axis, the first intermediate shaft is provided with a first oil channel along the axis, the first oil channel is provided with a plurality of oil holes, a lubricating oil cavity is formed between the box body and the first ball bearing assembly, and a first small hole of the box body is communicated with the lubricating oil cavity.
Furthermore, a second ball bearing assembly for supporting the inner input shaft is further arranged on the box body, an inner oil duct is arranged on the inner input shaft along the axis, a plurality of oil holes are formed in the inner oil duct, a lubricating oil cavity is formed between the box body and the second ball bearing assembly, and a second small hole of the box body is communicated with the lubricating oil cavity.
Furthermore, the box body is further provided with a third ball bearing assembly which supports the second intermediate shaft and is provided with a sealing structure, and a second locking bolt which is connected to the second intermediate shaft and is provided with an oil channel on the axis, the second intermediate shaft is provided with a second oil channel along the axis, the second oil channel is provided with a plurality of oil holes, a lubricating oil cavity is formed between the box body and the third ball bearing assembly, and a third small hole of the box body is communicated with the lubricating oil cavity.
In conclusion, the utility model has the following beneficial effects:
according to the utility model, the L-shaped oil injection pipe is arranged in the double-clutch transmission, so that lubricating oil can be accurately conveyed to the gear meshing area of each gear, the lubricating effect is good, meanwhile, through the communication among the box body, the first intermediate shaft, the second intermediate shaft and the inner input shaft, the lubricating oil flows out from the first intermediate shaft, the second intermediate shaft and the inner input shaft, and all parts of the transmission are lubricated better.
Drawings
FIG. 1 is a schematic view of a first intermediate shaft assembly;
FIG. 2 is a schematic view of an L-shaped spray bar;
FIG. 3 is a schematic view of a case;
FIG. 4 is a schematic illustration of the inner input shaft assembly;
FIG. 5 is a schematic view of a second countershaft assembly;
fig. 6 and 7 are schematic diagrams of corresponding positions of oil outlet small holes on the L-shaped oil spray pipe.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 7, the lubrication system of the dual clutch transmission comprises a case 1, wherein a plurality of pipelines are arranged on the case 1, and the pipelines in the embodiment comprise a pipeline 1-1 with a diameter of Φ 9, a pipeline 1-2 with a diameter of Φ 11, a pipeline 1-3 with a diameter of Φ 9, a pipeline 1-8 with a diameter of Φ 9, and pipelines 1-5 and 1-7 with a diameter of Φ 5.
The pipeline is respectively provided with a first small hole 1-4, a second small hole 1-6 and a third small hole 1-9, and is characterized in that: the oil pipe is characterized by further comprising an L-shaped oil spraying pipe 6 communicated with the pipeline, the L-shaped oil spraying pipe is a plastic oil pipe and comprises an L-shaped pipe body, one end of the L-shaped pipe body is provided with a connecting pipe perpendicular to the L-shaped pipe body, a groove 6-1 is formed in the connecting pipe, a sealing ring 5 is arranged in the groove 6-1, the connecting pipe is fixedly connected in the pipeline, in particular to the pipeline 1-2 of the box body, the L-shaped pipe body 6 is also provided with a fixing plate 6-2, the fixing plate 6-2 is provided with a bolt through hole 6-7, a bolt 15 passes through the bolt through hole 6-7 and is fixed on the box body, the L-shaped pipe body is also provided with four oil outlet small holes, in the embodiment, the L-shaped pipe body is provided with small holes 6-3, 6-4, 6-5 and 6-6 with the diameter phi of 1.5, and the directions of the oil outlet small holes are fixed.
The four oil outlet small holes respectively correspond to the three-gear meshing area 100, the seven-gear meshing area 101, the six-gear meshing area 102 and the two-gear meshing area 103, and specifically, lubricating oil passing through the oil injection pipe 6 is accurately injected into the three-gear meshing area 100 at the small hole 6-3 under the action of pressure and gravity; at the small hole 6-4, under the action of pressure and gravity, oil is accurately sprayed to the meshing area 101 of the seven-gear; at the small hole 6-5, under the action of pressure and gravity, oil is accurately sprayed to the meshing area 102 of the six-gear; at the small hole 6-6, oil is sprayed precisely to the meshing area 103 of the second gear under the action of pressure and gravity.
The box body 1 is also provided with a first ball bearing assembly 7 which supports the first intermediate shaft 9 and is provided with a sealing structure, and a first locking bolt 8 which is connected with the first intermediate shaft 9 and is provided with an oil duct 8-1 on the axis, the first intermediate shaft is provided with a first oil duct 9-5 along the axis, the first oil duct is provided with a plurality of oil holes, the first oil duct is provided with four oil holes in the embodiment, a lubricating oil cavity is formed between the box body 1 and the first ball bearing assembly, the first small hole 1-4 of the box body is communicated with the lubricating oil cavity, lubricating oil in a pipeline of the box body flows into the lubricating oil cavity from the first small hole, because the first ball bearing assembly is provided with the sealing structure, the lubricating oil cavity has a certain oil storage effect, the lubricating oil can enter the first oil duct of the first locking bolt from the oil duct of the first intermediate shaft and then lubricate the inside of the transmission through the plurality of oil holes, the specific lubrication sites are as follows: an oil hole 9-1 with the diameter phi of 2.5 is formed on the left side of the 1/5-gear synchronizer 104 and is used for lubricating all components of the first gear 109; the oil hole 9-2 with the diameter phi 4 is used for lubricating all components of the fifth gear 107 and the right side of the 1/5-gear synchronizer 104; an oil hole 9-3 with a diameter of phi 4 for lubricating each component of the fourth gear 108 and the left side of the 4/R gear synchronizer 105; an oil hole 9-4 with the diameter phi 4 is used for lubricating all components of the R gear 106 and the right side of the 4/R gear synchronizer; meanwhile, the right side of the first intermediate shaft 9 is provided with an oil duct 9-6 with the diameter phi 15, and the oil duct 9-5 with the diameter phi 17.5 forms a step, so that lubricating oil cannot flow away quickly under the action of centrifugal force when the first intermediate shaft 9 rotates at a high speed, more oil is promoted to enter the oil hole 9-4, and all components of the R gear and the right side of the 4/R gear synchronizer are lubricated.
The box body 1 is further provided with a second ball bearing assembly 12 for supporting the inner input shaft 11, the inner input shaft 11 is provided with an inner oil duct 11-1 along the axis, the inner oil duct 11-1 is provided with a plurality of oil holes, in the embodiment, two oil holes are arranged, namely the oil hole 11-2 with the diameter phi of 2.5 and the oil hole 11-3, a lubricating oil cavity is formed between the box body 1 and the second ball bearing assembly 12, the second ball bearing assembly is also provided with a sealing structure, the lubricating oil cavity also has certain oil storage capacity, the second small hole 1-6 of the box body is communicated with the lubricating oil cavity, lubricating oil flows into the lubricating oil cavity from the second small hole of the box body, then enters the inner oil duct of the inner input shaft, then flows out of the oil holes 11-2 and 11-3, and the components such as the bearing outside the inner input shaft enter the roller pin for lubrication.
The oil lubrication box is characterized in that the box body 1 is further provided with a third ball bearing assembly 13 which supports the second intermediate shaft 10 and is provided with a sealing structure, and a second locking bolt 14 which is connected to the second intermediate shaft and is provided with an oil duct on the axis, the second locking bolt is also provided with an oil duct, the second intermediate shaft 10 is provided with a second oil duct 10-5 along the axis, the second oil duct is provided with a plurality of oil holes, a lubricating oil cavity is formed between the box body 1 and the third ball bearing assembly 13, third small holes 1-9 of the box body are communicated with the lubricating oil cavity, lubricating oil flows into the lubricating oil cavity from the third small holes of the box body, then flows through the oil duct of the second locking bolt into the second oil duct of the second intermediate shaft and finally flows out through the plurality of oil holes, and the lubricating positions of the specific oil holes are as follows: an oil hole 10-1 with the diameter phi 4 is formed in the left side of the 3/7-gear synchronizer 111 and is used for lubricating all components of the third gear 110; the oil hole 10-2 with the diameter phi 4 is used for lubricating all components of the seven-gear 112 and the right side of the 3/7-gear synchronizer; an oil hole 10-3 of diameter Φ 4 for lubricating the various components of the sixth gear 113 and the left side of the 2/6-speed synchronizer 114; an oil hole 10-4 with a diameter of phi 2.5 for lubricating each component of the second gear 115 and the right side of the 2/6-gear synchronizer; meanwhile, the right side of the second intermediate shaft 10 is provided with an oil duct 10-6 with the diameter phi 15, and the oil duct 10-5 with the diameter phi 17.5 forms a step, so that lubricating oil cannot flow away quickly under the action of centrifugal force when the second intermediate shaft 10 rotates at a high speed, more oil is promoted to enter an oil hole 10-4, and the lubrication of all components of a second gear and the right side of an 2/6-gear synchronizer is ensured.
In conclusion, the utility model has the following beneficial effects:
according to the utility model, the L-shaped oil injection pipe is arranged in the double-clutch transmission, so that lubricating oil can be accurately conveyed to the gear meshing area of each gear, the lubricating effect is good, meanwhile, through the communication among the box body, the first intermediate shaft, the second intermediate shaft and the inner input shaft, the lubricating oil flows out from the first intermediate shaft, the second intermediate shaft and the inner input shaft, and all parts of the transmission are lubricated better.
Claims (5)
1. Two separation and reunion derailleur lubricating system, it includes the box, be equipped with a plurality of pipelines on the box, it has first aperture, second aperture and third aperture, its characterized in that to process respectively on the pipeline: still include the oil spout pipe with the L type of pipeline intercommunication, the oil spout pipe of L type includes L type body, and the one end of L type body is equipped with the connecting pipe of perpendicular to L type body, is equipped with the slot on the connecting pipe, and the sealing washer sets up in the slot, and connecting pipe fixed connection still is equipped with the fixed plate on the L type body in the pipeline, is equipped with the bolt through-hole on the fixed plate, and the bolt passes the bolt through-hole and fixes on the box, L type body on still be equipped with four oil outlet aperture.
2. The dual clutch transmission lubrication system of claim 1, wherein: the four oil outlet small holes respectively correspond to a three-gear meshing area, a seven-gear meshing area, a six-gear meshing area and a two-gear meshing area.
3. The dual clutch transmission lubrication system of claim 1, wherein: the oil-saving box is characterized in that a first ball bearing assembly which supports a first intermediate shaft and is provided with a sealing structure and a first locking bolt which is connected with the first intermediate shaft and is provided with an oil duct on the axis are further arranged on the box body, the first intermediate shaft is provided with a first oil duct along the axis, the first oil duct is provided with a plurality of oil holes, a lubricating oil cavity is formed between the box body and the first ball bearing assembly, and a first small hole of the box body is communicated with the lubricating oil cavity.
4. The dual clutch transmission lubrication system of claim 1, wherein: the oil-gas separator is characterized in that the box body is also provided with a second ball bearing assembly for supporting the inner input shaft, the inner input shaft is provided with an inner oil duct along the axis, the inner oil duct is provided with a plurality of oil holes, a lubricating oil cavity is formed between the box body and the second ball bearing assembly, and a second small hole of the box body is communicated with the lubricating oil cavity.
5. The dual clutch transmission lubrication system of claim 1, wherein: the oil-saving box is characterized in that a third ball bearing assembly which supports the second intermediate shaft and is provided with a sealing structure and a second locking bolt which is connected to the second intermediate shaft and is provided with an oil duct on the axis are further arranged on the box body, the second intermediate shaft is provided with a second oil duct along the axis, the second oil duct is provided with a plurality of oil holes, a lubricating oil cavity is formed between the box body and the third ball bearing assembly, and a third small hole of the box body is communicated with the lubricating oil cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121361937.3U CN216131355U (en) | 2021-06-18 | 2021-06-18 | Lubrication system of dual-clutch transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121361937.3U CN216131355U (en) | 2021-06-18 | 2021-06-18 | Lubrication system of dual-clutch transmission |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216131355U true CN216131355U (en) | 2022-03-25 |
Family
ID=80766412
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121361937.3U Active CN216131355U (en) | 2021-06-18 | 2021-06-18 | Lubrication system of dual-clutch transmission |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216131355U (en) |
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2021
- 2021-06-18 CN CN202121361937.3U patent/CN216131355U/en active Active
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