CN215891016U

CN215891016U - Integrated shell with lubricating oil channel

Info

Publication number: CN215891016U
Application number: CN202120932174.7U
Authority: CN
Inventors: 张兴; 王嘉; 路成帅
Original assignee: Baoji Fast Gear Co Ltd
Current assignee: Baoji Fast Gear Co Ltd
Priority date: 2021-04-30
Filing date: 2021-04-30
Publication date: 2022-02-22
Anticipated expiration: 2031-04-30

Abstract

The utility model discloses an integrated shell with a lubricating oil channel, which comprises an integrated shell body obtained by integrally casting a clutch shell body part and a gearbox shell body part, wherein the lubricating oil channel is arranged in the inner cavity of the integrated shell body, the lubricating oil channel comprises an oil receiving groove, an oil hole and an oil groove of a clutch shaft bearing cover, the oil outlet of the oil receiving groove is communicated with the middle part of the oil hole, and one end of the oil hole is communicated with the oil groove of the clutch shaft bearing cover. The clutch shell and the gearbox shell are integrated through a casting process, so that the oil leakage risk is reduced; and meanwhile, a lubricating oil channel is also arranged in the integrated shell, gear oil is used for lubricating a shaft bearing, and the gear oil is secondarily utilized.

Description

Integrated shell with lubricating oil channel

Technical Field

The utility model belongs to the technical field of processing of common transmission shells, and particularly belongs to an integrated shell with a lubricating oil passage.

Background

The common transmission shell parts mainly comprise a clutch shell, a transmission shell and a rear cover, the three shells need to be connected through bolts in the assembling process, sealing gaskets or sealing glue are added among the joint surfaces of the three shells to prevent gear oil in the transmission box from leaking along the joint surfaces of the three shells, and one more leakage point is added in the complicated assembling process.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems in the prior art, the utility model provides the integrated shell with the lubricating oil channel, the clutch shell and the gearbox shell are integrated through a casting process, the process of assembling the clutch shell and the gearbox shell into a whole through bolts is reduced, a sealing gasket is not needed, and the oil leakage risk is reduced.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a take integral type casing of lubricated oil duct, includes and obtains the integral type casing by clutch housing portion and gearbox housing portion integral type casting, integral type casing inner chamber is provided with lubricated oil duct, lubricated oil duct is including the oil groove that connects oil groove, oilhole and a clutch shaft bearing cap, the oil-out and the oilhole middle part intercommunication that connect the oil groove, the one end of oilhole and the oil groove intercommunication of a clutch shaft bearing cap.

Furthermore, an oil inlet of the oil receiving groove is formed in the shell of the transmission case, and the oil inlet is used for recovering gear oil thrown out by the rotation of the transmission gear.

Further, the oil outlet of the oil receiving groove is formed in the clutch shell and communicated with the middle of the oil hole.

Further, the oil receiving groove is cast in the integrated shell.

Further, the oil hole is machined in the integrated shell.

Further, the oil hole is vertically communicated with the oil receiving groove.

Furthermore, drilling holes are formed in two sides of the middle of the oil hole, the two drilling holes are communicated, and the drilling holes are used for communicating the oil hole with the oil receiving groove.

Furthermore, a drilling hole in one side of the middle of the oil hole is connected with one end, extending into the clutch housing, of the oil receiving groove.

Furthermore, a first bowl plug is arranged on a drilling hole on the other side of the middle of the oil hole, and the first bowl plug is used for sealing the drilling hole on the other side of the oil hole.

Further, the oil hole sealing device further comprises a second bowl plug, and the second bowl plug is used for sealing the other end of the oil hole.

Compared with the prior art, the utility model has at least the following beneficial effects:

according to the integrated shell with the lubricating oil channel, the clutch shell and the gearbox shell are made into a whole through a casting process, so that the process of assembling the clutch shell and the gearbox shell into a whole through bolts is reduced, a sealing gasket is not needed, and the oil leakage risk is reduced; meanwhile, a lubricating oil channel is arranged in the integrated shell, gear oil thrown up by the rotation of the gearbox gear is received by the oil receiving groove, flows into the oil groove of the clutch shaft bearing cover along the oil hole communicated with the oil receiving groove and further flows to the outer side of the shaft bearing, the shaft bearing is lubricated by the gear oil, the gear oil is secondarily utilized, and the waste of the gear oil is avoided.

Drawings

FIG. 1 is a schematic illustration of a generic transmission;

FIG. 2 is a schematic view of the integrated housing of the present invention;

FIG. 3 is a schematic view of the oil receiving groove in a cross-sectional view A-A of FIG. 2;

FIG. 4 is an enlarged view taken from the direction B of FIG. 2;

FIG. 5 is a schematic view of the oil passage and gear oil flow path of the present invention.

In the drawings: 1 clutch housing, 2 bolts, 3 gearbox housings, 4 integral type casings, 5 a bearing, 6 a bearing cap, 7 oilholes, 8 first bowl stopper, 9 oil receiving groove, 10 second bowl stoppers.

Detailed Description

The utility model is further described with reference to the following figures and detailed description.

As shown in fig. 1, a common transmission clutch housing 1 and a transmission housing 3 need to be connected through bolts 2 in the assembling process, so that the two are integrated; and a sealing gasket or sealant is added between the joint surfaces of the two shell bodies, so that the assembly process is complicated, and the types of parts and the leakage point of one joint part are increased.

As shown in figure 2, in the utility model, molten aluminum is filled into a shell mold to form a shell blank to obtain an integrated shell 4, the clutch shell and the gearbox shell are made into a whole through the casting process, the process of bolt assembly in use is reduced, meanwhile, a sealing gasket is not needed, the oil leakage risk is reduced, a lubricating oil passage is also arranged in the integrated shell 2, gear oil thrown out by the rotation of a transmission gear is recovered and is conveyed to the outer side of a shaft bearing 5 through the lubricating oil passage, the shaft bearing 5 is lubricated by the gear oil, and the gear oil is secondarily utilized.

The integrated shell is suitable for the gearbox with a single clutch spigot size.

As shown in fig. 3 and 5, an oil receiving groove 9 is cast in the inner cavity of the integrated shell 4, one end of the oil receiving groove 9 is cast in the transmission shell part, the other end of the oil receiving groove 9 is cast in the clutch shell part, an oil outlet of the oil receiving groove 9 in the clutch shell part is communicated with an oil hole 7, the oil hole 7 is machined in the clutch shell part, two communicated holes are formed in two sides of the middle of the oil hole 7, the oil receiving groove 9 is communicated with a hole in one side of the middle of the oil hole 7, and a hole in the other side of the middle of the oil hole 7 is sealed through a first bowl plug 8;

after the oil hole 7 is communicated with the oil receiving groove 9, lubricating oil in the oil receiving groove 9 enters the oil hole 7 and moves towards two ends of the oil hole 7, one end of the oil hole 7 is communicated with an oil groove of a shaft bearing cover 6 assembled in the shell part of the clutch, the gear oil is thrown into the oil receiving groove 9 by the rotation of the transmission gear and then enters the oil hole 7, and finally the gear oil is conveyed to the outer side of a shaft bearing 5 through the oil groove of the shaft bearing cover 6, so that the lubricating effect of the shaft bearing 5 is enhanced;

preferably, the other end of the oil hole 7 is sealed by a second bowl plug 10;

preferably, the oil hole 7 and the oil receiving groove 9 vertically communicate with each other.

The oil receiving groove 9 is mainly arranged in the inner cavity of the shell, and has the height of 25mm and the width of 11mm, as shown in figure 4. For the reason of casting and demolding, a round hole is cast at the front section of the oil receiving groove 9, and then the round hole with the diameter of 30mm is machined, so that the oil receiving groove 9 is ensured to be communicated with the oil hole 7; a bowl-shaped plug 8 is additionally arranged at a round hole with the diameter of 30mm in the assembling process, so that oil leakage from the round hole is prevented.

Claims

1. The utility model provides a take integral type casing of lubricated oil duct, its characterized in that includes and obtains integral type casing (4) by clutch housing portion and gearbox housing portion integral type casting, integral type casing (4) inner chamber is provided with lubricated oil duct, lubricated oil duct is including the oil groove that connects oil groove (9), oilhole (7) and a clutch shaft bearing cap (6), the oil-out and oilhole (7) middle part intercommunication that connect oil groove (9), the one end of oilhole (7) and the oil groove intercommunication of a clutch shaft bearing cap (6).

2. The integrated housing with the lubricating oil duct as claimed in claim 1, characterized in that an oil inlet of the oil receiving groove (9) is provided in the transmission housing part, the oil inlet being used for recovering gear oil thrown out by rotation of the transmission gear.

3. The integrated housing with the lubricating oil passage as claimed in claim 1, wherein the oil outlet of the oil receiving groove (9) is provided in the clutch housing portion to communicate with the middle of the oil hole (7).

4. The one-piece housing with the oil gallery according to claim 1, wherein the oil receiving groove (9) is cast inside the one-piece housing (4).

5. The integrated housing with the oil passage as claimed in claim 1, wherein the oil hole (7) is machined inside the integrated housing (4).

6. The integrated housing with a lubricating oil gallery according to claim 1, wherein the oil hole (7) and the oil receiving groove (9) communicate with each other perpendicularly.

7. The integrated shell with the lubricating oil channel as claimed in claim 1, wherein two sides of the middle of the oil hole (7) are provided with drill holes, the two drill holes are communicated, and the drill holes are used for realizing the communication between the oil hole (7) and the oil receiving groove (9).

8. The integrated housing with the lubricating oil passage as claimed in claim 7, wherein one side of the middle part of the oil hole (7) is drilled and connected with one end of the oil receiving groove (9) extending into the clutch housing.

9. The integrated shell with the lubricating oil channel is characterized in that a first bowl plug (8) is arranged on the other side of the drilling hole in the middle of the oil hole (7), and the first bowl plug (8) is used for sealing the other side of the drilling hole in the oil hole (7).

10. The integrated shell with the lubricating oil passage as recited in claim 1, further comprising a second bowl plug (10), wherein the second bowl plug (10) is used for sealing the other end of the oil hole (7).