CN105736594B - Splash lubrication clutch - Google Patents
Splash lubrication clutch Download PDFInfo
- Publication number
- CN105736594B CN105736594B CN201610331714.XA CN201610331714A CN105736594B CN 105736594 B CN105736594 B CN 105736594B CN 201610331714 A CN201610331714 A CN 201610331714A CN 105736594 B CN105736594 B CN 105736594B
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- Prior art keywords
- power input
- centrifugal
- input part
- piece
- driving
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D13/00—Friction clutches
- F16D13/58—Details
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D13/00—Friction clutches
- F16D13/58—Details
- F16D13/74—Features relating to lubrication
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mechanical Operated Clutches (AREA)
- One-Way And Automatic Clutches, And Combinations Of Different Clutches (AREA)
Abstract
The invention provides a splash lubrication clutch which comprises a driving part, a driven part and a power input part, wherein the power input part is arranged on the driving part in a pressing mode in the axial direction; the centrifugal part is arranged on the axial outer end face of the power input part and is used for forming centrifugal force to lubricating oil on the surface of the centrifugal part; the centrifugal part is arranged on the axial outer side end face of the power input part, the lubricating oil adhered to the surface of the centrifugal part forms centrifugal force, the lubricating oil splashes to the meshing position of the power input part, the meshing position of the power input part can be lubricated, the stability of transmission is ensured, the abrasion is reduced, the service life is prolonged, and the transmission noise is reduced.
Description
Technical Field
The invention relates to a transmission device component, in particular to a splash lubrication clutch.
Background
For a drivetrain, a clutch is a common device for simple and convenient cutting and engaging power; the function of which is well known in the art and will not be described further herein. In the prior art, a clutch realizes power transmission through power input and through engagement and disengagement between friction plates, and a general structure is that power is input into a driving part (such as a housing) of the clutch through a power input part (such as a gear or a chain wheel); in the prior art, a power input member is installed on a driving member, and inputs power through another driving transmission member (such as a driving gear) engaged with the driving member in a transmission manner; when the clutch is used, the meshing part of the power input part is positioned at the radial outermost part of the clutch, and lubricating oil cannot be sufficiently lubricated, so that great noise is generated during power input, the transmission is unstable, a meshing pair is easy to damage, and the service life is shortened.
Therefore, the existing clutch structure needs to be improved, so that the meshing part of the power input part can be lubricated, the stability of transmission is ensured, the abrasion is reduced, the service life is prolonged, and the transmission noise is reduced.
Disclosure of Invention
In view of the above, an object of the present invention is to provide a splash-lubricated clutch, which can lubricate the meshing part of the power input member, ensure the stability of transmission, reduce wear, improve the service life, and reduce the transmission noise.
The splash lubrication clutch comprises a driving part, a driven part and a power input part, wherein the power input part is arranged on the driving part in a pressing mode in the axial direction; the centrifugal part is arranged on the axial outer end face of the power input part and is used for forming centrifugal force on lubricating oil on the surface of the centrifugal part, and the centrifugal force is generated under the condition that the power input part runs; the driving part generally refers to a clutch housing, and can be different according to the structural requirements; the driven part is a part for outputting power, belongs to the prior art and is not described herein again; the power input part is generally a power input driven gear, and a power input driving gear is matched with the power input driven gear; the centrifugal part is connected with the driving part in the axial direction to form transmission, and the power input part is in transmission connection with the driving part, which belongs to the prior art and is not described again.
Further, the centrifugal piece is used as a pressing part to press and install the power input piece on the driving piece; namely, the centrifugal part is connected with the driving part, and the power input part positioned between the centrifugal part and the driving part is pressed on the driving part to form pressing transmission connection; the centrifugal part is a part which forms centrifugal force to the lubricating oil and is a part for pressing and installing the power input part, and the structure is compact.
Furthermore, the power input part is provided with an axial mounting hole and is mounted through the axial mounting hole, so that the power input part is mounted on the driving part in a pressing mode; as shown in the figure, the installation is realized through the installation hole, the positioning installation effect is favorably ensured, the stable transmission effect is achieved, and the limitation of the degree of freedom of the power input piece in the circumferential direction is facilitated.
Furthermore, the driving part is provided with a mounting protrusion penetrating through the axial mounting hole, the centrifugal part is mounted on the mounting protrusion and presses and mounts the power input part on the driving part, and the mounting protrusion is matched with the axial mounting hole to form an effective transmission structure and ensure the transmission effect; the structure is combined with the use of the damping piece, and the stable and smooth transmission effect is ensured.
Furthermore, the centrifugal piece is a plane disc, the centrifugal piece is provided with an oil throwing auxiliary component for enabling the lubricating oil to form a centrifugal force, the structure is simple, the manufacturing and the installation are convenient, the formed centrifugal force is uniform, and the stable transmission is facilitated; meanwhile, the planar disc structure can form uniform pressure on the power input part, so that uniform stress is ensured, and the stability of transmission is facilitated; the oil throwing auxiliary component can be a strip structure on the end face of a plane disc, such as a vane type rib plate and the like, and can also be a protruding structure arranged on the radial outer circle, and the oil throwing auxiliary component can play a role in increasing the centrifugal force of oil throwing.
Further, the power input part is provided with a pressing groove for the planar disc to be embedded in along the axial direction; the pressing groove structure is beneficial to forming effective positioning, the planar disc is attached to the groove bottom of the pressing groove to press and install the power input part on the driving part, and the structure is compact.
Furthermore, an annular sinking platform formed around the groove edge is arranged on the groove edge of the pressing groove; the annular sinking platform forms a step structure, so that the centrifugal part can be favorably guided by throwing oil, and lubricating oil can be accurately thrown to the meshing part of the power input part.
Further, the annular sinking platform is lower than the axially outward end face of the centrifugal piece; the lower part is axially lower than the outer end face of the centrifugal piece, namely is positioned on the inner side of the outer end face of the centrifugal piece in the axial direction, the outer side is the side departing from the driving piece, and the annular sinking platform forms a larger oil throwing space, so that lubricating oil is favorably thrown out and is used for lubricating.
Further, the oil throwing auxiliary component is a radial bulge which is formed on the outer circle of the centrifugal piece and protrudes outwards in the radial direction; the radial bulge generates centrifugal force similar to the blades on the lubricating oil when the centrifugal piece rotates along with the power input piece, so that a good oil throwing effect is achieved, and the arrow in the figure shows; the size of the radial bulge along the circumferential direction can be set according to the requirement, and the radial bulge does not influence the strength per se and is favorable for achieving the oil throwing effect; and extends axially along the axial length throughout the centrifuge to facilitate centrifugal force of the lubricant.
Further, the power input part is a power input driven gear, and the driving part is a clutch outer cover.
The invention has the beneficial effects that: according to the splash lubrication clutch, the centrifugal piece is arranged on the axial outer side end face of the power input piece, the lubricating oil adhered to the surface of the centrifugal piece forms a centrifugal force, the lubricating oil splashes to the meshing position of the power input piece, the meshing position of the power input piece can be lubricated, the transmission stability is ensured, the abrasion is reduced, the service life is prolonged, and the transmission noise is reduced.
Drawings
The invention is further described below with reference to the following figures and examples:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a view taken along direction A of FIG. 1;
fig. 3 is an enlarged view of fig. 2 at B.
Detailed Description
Fig. 1 is a schematic structural diagram of the present invention, fig. 2 is a view taken along direction a of fig. 1, and fig. 3 is an enlarged view taken at position B of fig. 2, and the present invention provides a splash lubrication clutch, which includes a driving member 2, a driven member 1 and a power input member 4, wherein the power input member 4 is mounted on the driving member 2 in an axially pressing manner; the centrifugal part 5 is arranged on the axial outer end face of the power input part 4 and is used for forming centrifugal force on lubricating oil on the surface of the centrifugal part 5, and the centrifugal force is generated under the condition that the power input part is operated; the driving part 2 is generally referred to as a clutch housing, and can be different according to the structural requirements; the driven part 1 is a part for outputting power, belongs to the prior art and is not described herein; the power input part is generally a power input driven gear, and is matched with a power input driving gear 3, when the power input part and the power input driven gear are in meshing transmission, lubricating oil adhered to the surface of the power input driven gear and the power input driving gear form centrifugal splashing through the centrifugal part, and the lubricating oil splashes to a meshing part to form lubrication; the centrifugal part 5 is connected with the driving part 2 in the axial direction to form transmission, and the power input part 4 is connected with the driving part 2 in the transmission way, which belongs to the prior art and is not described again.
In this embodiment, the centrifugal member 5 serves as a pressing member for pressing and mounting the power input member on the driving member; namely, the centrifugal part 5 is connected with the driving part 2, and a power input part positioned between the centrifugal part and the driving part is pressed on the driving part to form pressing transmission connection; the centrifugal part is a part which forms centrifugal force to the lubricating oil and is a part for pressing and installing the power input part, and the structure is compact.
In this embodiment, the power input element 4 is provided with an axial mounting hole and is mounted through the axial mounting hole, so that the power input element is mounted on the driving element in a pressing manner; as shown in the figure, the installation is realized through the installation hole, the positioning installation effect is favorably ensured, the stable transmission effect is achieved, and the limitation of the degree of freedom of the power input piece in the circumferential direction is facilitated.
In this embodiment, the driving member 2 is provided with a mounting protrusion 21 penetrating through the axial mounting hole, and the centrifugal member 5 is mounted on the mounting protrusion 21 and presses and mounts the power input member on the driving member 2; as shown in the figure, the centrifugal piece 5 is mounted on the mounting protrusion 21 through a screw 6, the mounting protrusion 21 is of a columnar structure and axially extends to be matched with the axial mounting hole, so that an effective transmission structure is formed, and the transmission effect is ensured; the structure is combined with the use of the damping piece, and the stable and smooth transmission effect is ensured.
In the embodiment, the centrifugal piece 5 is a planar disc, and the centrifugal piece is provided with an oil throwing auxiliary component for enabling lubricating oil to form centrifugal force, so that the centrifugal device is simple in structure and convenient to manufacture and install, and the formed centrifugal force is uniform and is beneficial to stable transmission; meanwhile, the planar disc structure can form uniform pressure on the power input part, so that uniform stress is ensured, and the stability of transmission is facilitated; the oil throwing auxiliary component can be a strip structure on the end face of a plane disc, such as a vane type rib plate and the like, and can also be a protruding structure arranged on the radial outer circle, and the oil throwing auxiliary component can play a role in increasing the centrifugal force of oil throwing.
In this embodiment, the power input member 4 is provided with a pressing groove 41 for the planar disc to be inserted in the axial direction; the structure of the pressing groove 41 is beneficial to forming effective positioning, and the planar disc is attached to the groove bottom of the pressing groove 41 to press and install the power input part on the driving part, so that the structure is compact.
In this embodiment, the groove edge of the pressing groove 41 is provided with an annular sinking platform 42 formed around the groove edge; the annular sinking platform 42 forms a step structure, so that oil throwing of the centrifugal part 5 is facilitated to form guiding, and lubricating oil is thrown to the meshing part of the power input part more accurately.
In this embodiment, the annular platform 42 is lower than the axially outward end face of the centrifuge 5; lower means axially lower than the outer end face of the centrifugal piece, i.e. at the inner side of the axial outer end face of the centrifugal piece 5, and the outer side means the outer side shown in the figure, and the annular sinking platform forms a larger oil throwing space, which is beneficial to throwing out lubricating oil and lubricating.
In this embodiment, the radial protrusions 51 protruding radially outward are formed on the outer circle of the centrifugal part of the oil slinging auxiliary component, as shown in fig. 2 and 3, the number of the radial protrusions is four, and certainly, three radial protrusions can be provided as required; the radial bulge generates centrifugal force similar to the blade on the lubricating oil when the centrifugal piece rotates along with the power input piece 4, so that the oil throwing effect is better, and the oil throwing effect is shown by an arrow in the figure; the size of the radial bulge along the circumferential direction can be set according to the requirement, and the radial bulge does not influence the strength per se and is favorable for achieving the oil throwing effect; and extends axially along the axial length throughout the centrifuge to facilitate centrifugal force of the lubricant.
In this embodiment, the power input member 4 is a power input driven gear, and the driving member 2 is a clutch housing.
The end faces refer to two axial end faces of the power input part, the axial inner end face refers to an end face matched with the driving part, and the axial outer end face refers to an end face located far away from the driving part.
Finally, the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, and all of them should be covered in the claims of the present invention.
Claims (3)
1. A splash-lubricated clutch, characterized by: the power input part is mounted on the driving part in a pressing mode in the axial direction; the centrifugal part is arranged on the axial outer end face of the power input part and is used for forming centrifugal force on lubricating oil on the surface of the centrifugal part;
the centrifugal piece is a plane disc, and is provided with an oil throwing auxiliary component for enabling lubricating oil to form centrifugal force; the power input part is provided with a pressing groove for the planar disc to be embedded in along the axial direction; the groove edge of the pressing groove is provided with an annular sinking platform formed around the groove edge; the annular sinking platform is lower than the axially outward end surface of the centrifugal piece; the oil throwing auxiliary component is a radial bulge which is formed on the excircle of the centrifugal piece and protrudes outwards in the radial direction; the driving part is provided with a mounting protrusion penetrating through the axial mounting hole, the centrifugal part is mounted on the mounting protrusion and presses and mounts the power input part on the driving part,
the centrifugal piece is used as a pressing part to press and install the power input piece on the driving piece.
2. The splash-lubricated clutch according to claim 1, wherein: the power input part is provided with an axial mounting hole and is mounted through the axial mounting hole, so that the power input part is mounted on the driving part in a pressing mode.
3. The splash-lubricated clutch according to any one of claims 1 to 2, wherein: the power input part is a power input driven gear, and the driving part is a clutch outer cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610331714.XA CN105736594B (en) | 2016-05-18 | 2016-05-18 | Splash lubrication clutch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610331714.XA CN105736594B (en) | 2016-05-18 | 2016-05-18 | Splash lubrication clutch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105736594A CN105736594A (en) | 2016-07-06 |
| CN105736594B true CN105736594B (en) | 2020-06-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610331714.XA Active CN105736594B (en) | 2016-05-18 | 2016-05-18 | Splash lubrication clutch |
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| Country | Link |
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| CN (1) | CN105736594B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200968381Y (en) * | 2006-11-10 | 2007-10-31 | 陈培新 | Manual wet clutch |
| WO2009074817A3 (en) * | 2007-12-13 | 2010-01-21 | Antonov Automotive Technologies B.V. | A transmission unit for relaying drive from a crankshaft of an internal combustion engine to engine ancillaries with lubricating oil retained in a casing |
| CN101634346A (en) * | 2009-08-19 | 2010-01-27 | 重庆隆鑫机车有限公司 | Motorcycle buffering and damping friction plate type clutch |
| CN201462364U (en) * | 2009-05-27 | 2010-05-12 | 比亚迪股份有限公司 | Oil throwing disc |
| CN204239512U (en) * | 2014-09-22 | 2015-04-01 | 重庆龙庄主农业机械制造有限公司 | The novel normally open clutch of microtilling machine |
| CN204267670U (en) * | 2014-11-07 | 2015-04-15 | 温岭市大冰机械配件厂 | A kind of bevel gear |
| WO2015192185A1 (en) * | 2014-06-18 | 2015-12-23 | Arb Corporation Limited | Limited slip differential |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202188103U (en) * | 2011-06-20 | 2012-04-11 | 浙江天德泵业有限公司 | Oil collecting and centrifugation oil throwing composite structure capable of splash lubricating stepup box |
-
2016
- 2016-05-18 CN CN201610331714.XA patent/CN105736594B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200968381Y (en) * | 2006-11-10 | 2007-10-31 | 陈培新 | Manual wet clutch |
| WO2009074817A3 (en) * | 2007-12-13 | 2010-01-21 | Antonov Automotive Technologies B.V. | A transmission unit for relaying drive from a crankshaft of an internal combustion engine to engine ancillaries with lubricating oil retained in a casing |
| CN201462364U (en) * | 2009-05-27 | 2010-05-12 | 比亚迪股份有限公司 | Oil throwing disc |
| CN101634346A (en) * | 2009-08-19 | 2010-01-27 | 重庆隆鑫机车有限公司 | Motorcycle buffering and damping friction plate type clutch |
| WO2015192185A1 (en) * | 2014-06-18 | 2015-12-23 | Arb Corporation Limited | Limited slip differential |
| CN204239512U (en) * | 2014-09-22 | 2015-04-01 | 重庆龙庄主农业机械制造有限公司 | The novel normally open clutch of microtilling machine |
| CN204267670U (en) * | 2014-11-07 | 2015-04-15 | 温岭市大冰机械配件厂 | A kind of bevel gear |
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| Publication number | Publication date |
|---|---|
| CN105736594A (en) | 2016-07-06 |
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