CN209414416U - A kind of plastic cage for aviation engine clutch bear - Google Patents
A kind of plastic cage for aviation engine clutch bear Download PDFInfo
- Publication number
- CN209414416U CN209414416U CN201822226874.5U CN201822226874U CN209414416U CN 209414416 U CN209414416 U CN 209414416U CN 201822226874 U CN201822226874 U CN 201822226874U CN 209414416 U CN209414416 U CN 209414416U
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- CN
- China
- Prior art keywords
- window
- groove
- needle roller
- engine clutch
- ball
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model belongs to the technical field of bearing retainer, it is related to a kind of plastic cage for aviation engine clutch bear, it includes retainer ontology, needle roller window, the ball window being set on retainer side wall, there are gear beams between the adjacent needle roller window, oiling groove is offered inside the gear beam, the T-shaped setting of oiling groove, the oil outlet of the oiling groove penetrates through respectively is connected to ball window and needle roller window, and the fuel feed hole with oiling groove perforation connection is offered on the end face of the gear beam；The utility model tool is convenient to the mode of operation of ball lubrication topping-up, and the advantages of can carry out sufficient lubrication to ball.
Description
Technical field
The utility model relates to the technical field of bearing retainer, more particularly, to a kind of for aviation engine clutch bear
Plastic cage.
Background technique
Bearing is one of contemporary mechanical equipment important spare part.For determining rotary shaft and other parts relative motion
The components of bearing or guiding role are played in position.Its major function is to support mechanical rotary body, is being driven to reduce equipment
Mechanical load coefficient of friction in the process.
Wherein bearing retainer, also known as bearing cage refer to the partly all or part of ball of package or ball, and therewith
The bearing parts of movement, during operation, the position of dominant touch is the hole wall of ball pocket to steel ball.Bearing retainer type is numerous
It is more, it is vdiverse in function, the performance requirement of all kinds of mechanical equipment transmission mechanisms can be met.The lubrication of bearing is to influence its service performance
Key factor, in order to improve the greasy property of bearing, people carry out a variety of improvement to the structure of bearing retainer.
Retainer ontology is usually offered on conventional aviation engine clutch bear retainer, is opened on the side wall of retainer ontology
Equipped with several ball windows and needle roller window, ball window and needle roller window are located on the side wall of retainer ontology, ball
Along the circumferentially staggered setting of retainer ontology, ball, which passes through to squeeze with needle roller, to be fastened in ball window for window and needle roller window,
In order to guarantee the flow rotation of bearing, it will usually after ball installation, it is coated with lubricating oil between ball and ball window, this
Although kind of the mode directly smeared can make ball have certain lubricant effect, the mode smeared is inconvenient, and
Lubricating oil is mostly present in ball surface, causes ball lubricant effect bad, to be improved.
Utility model content
The purpose of the utility model is to provide a kind of plastic cage for aviation engine clutch bear, tool moistens ball
The advantages of sliding the mode of operation convenience of topping-up, and sufficient lubrication capable of being carried out to ball.
The above-mentioned technical purpose of the utility model has the technical scheme that
A kind of plastic cage for aviation engine clutch bear, including retainer ontology, are set on retainer side wall
Needle roller window, ball window there are gear beam between the adjacent needle roller window offer oiling groove inside the gear beam, institute
The T-shaped setting of oiling groove is stated, the oil outlet of the oiling groove penetrates through respectively is connected to ball window and needle roller window, the gear beam
End face on offer with oiling groove perforation connection fuel feed hole.
By using above-mentioned technical proposal, after needle roller is installed, oiling penholder enters in oiling groove, the profit of oiling pen
Lubricating oil is entered in needle roller window and ball window by oiling groove, this mode to needle roller, ball addition lubricating oil, operation letter
It is single, and lubricating oil can be well into needle roller window, ball window, so that ball be made to lubricate sufficient effect.
The utility model is further arranged to: mounting groove is offered on the side wall of the fuel feed hole, the mounting groove is along flat
Row is arranged in gear beam-ends face direction, baffle is slidably connected in the mounting groove, if being connected between the baffle and mounting groove
Do the back-moving spring for pulling baffle.
By using above-mentioned technical proposal, the setting of baffle can either cover the oiler of oiling groove, prevent from moistening
Lubricating oil leaks, at the same can also be in the state for being in non-oiling when oiling groove when, to oiling groove carry out dust seal, prevent
Dust enters in oiling groove.
The utility model is further arranged to: the baffle is fluted far from opening up on the side wall of back-moving spring.
By using above-mentioned technical proposal, the setting of groove can be slided in order to oiling for baffle.
The utility model is further arranged to: the needle roller window offers oil guide groove close to the side wall of oil outlet, described
Oil guide groove is arranged along the length direction of needle roller window.
By using above-mentioned technical proposal, the setting of oil guide groove is convenient for leading the lubricating oil entered in needle roller window
Stream, is conducive to the accurate lubrication of lubricating oil.
The utility model is further arranged to: the inner wall of the needle roller window is arc-shaped setting.
By using above-mentioned technical proposal, this set can reduce the frictional force between needle roller window and needle roller, have
Conducive to the flow rotation of needle roller.
The utility model is further arranged to: the side of the mounting groove offers guide groove, and the guide groove is along tension
The length direction of spring is arranged, and the guide rod with guide groove cooperation sliding is fixedly connected on the side wall of the baffle.
By using above-mentioned technical proposal, the cooperation sliding of guide groove and guide rod is conducive to make baffle in sliding process
It keeps stablizing, anti-baffle plate shakes in moving process.
The utility model is further arranged to: the upper surface of the baffle is provided with several stripeds.
By using above-mentioned technical proposal, the setting of striped can increase the contact area of baffle surface, when there is dust warp
When crossing baffle, striped can be such that more dusts are accumulated on baffle, reduce the dust entered between needle roller window, ball window
Amount.
The utility model is further arranged to: the side of the baffle is equipped with circular arc lead angle
By using above-mentioned technical proposal, the setting of circular arc lead angle can reduce the frictional force between baffle and mounting groove,
To make to push the thrust of baffle more labor-saving.
In conclusion the advantageous effects of the utility model are as follows:
1, by the setting of oiling groove, simplified oiling mode can be played, makes ball lubrication more fully effect；
2, by the setting of baffle, it can play and the oiler of oiling groove is covered, prevent leaking for lubricating oil, together
When can also be in the state for being in non-oiling when oiling groove, dust seal is carried out to oiling groove, prevents dust from entering oiling
Effect in slot.
Detailed description of the invention
Fig. 1 is the retainer overall structure diagram of the utility model；
Fig. 2 is in embodiment for embodying the schematic diagram of retainer internal structure；
Fig. 3 is the schematic diagram of enlarged drawing at A in Fig. 2.
In figure, 1, retainer ontology；2, ball window；3, needle roller window；4, beam is kept off；5, oiling groove；6, oil outlet；7, into
Oilhole；8, mounting groove；9, baffle；10, back-moving spring；11, striped；12, guide groove；13, guide rod；14, groove；15, Oil Guide
Slot.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
Embodiment: a kind of plastic cage for aviation engine clutch bear, referring to Fig.1, including retainer ontology 1, it protects
The cylindrical setting of frame ontology 1 is held, 10 ball window 2 and 10 needle roller windows 3 are offered on the side wall of retainer ontology 1,
Ball window 2 and needle roller window 3 are located on the side wall of retainer ontology 1, and ball window 2 and needle roller window 3 are along retainer
The arc-shaped setting of the inner wall of the circumferentially staggered setting of ontology 1, needle roller window 3 and ball window 2, between adjacent needle roller window 3
There are gear beams 4, keep off inside beam 4 and offer oiling groove 5, the T-shaped setting of oiling groove 5, include two oil outlet 6(ginsengs on oiling groove 5
According to Fig. 2) and a fuel feed hole 7, two oil outlets 6 are connected with ball window 2 and the perforation of needle roller window 3 respectively, wherein with ball
The fuel feed hole 7 and oil outlet of the perforation connection of window 2 are located on same horizontal line.The cross section of oiling groove 5 is arranged in rectangle, out
Hydraulic fluid port 6 is located on the end face of gear beam 4.After needle roller is installed, oiling penholder enters in oiling groove 5, and lubricating oil passes through oiling
Slot 5 enters in needle roller window 3 and ball window 2, this mode to needle roller, ball addition lubricating oil, easy to operate, Er Qierun
Lubricating oil can be well into needle roller window 3, ball window 2, so that ball be made to lubricate sufficient effect.
Referring to Fig. 2 and Fig. 3, mounting groove 8 is offered on the hole wall of fuel feed hole 7, mounting groove 8 is arranged in cuboid, mounting groove 8
In slidably connect baffle 9, mounting groove 8 is arranged along gear 4 end face direction of beam is parallel to, and baffle 9 and the side walls of fuel feed hole 7 support
Touching is connected with several for pulling the back-moving spring 10 of baffle 9 between baffle 9 and mounting groove 8.10 one end of back-moving spring is fixed to be connected
It is connected to the bottom sidewall of mounting groove 8, the other end is fixedly connected on rib side wall.The setting of baffle 9 can either entering to oiling groove 5
Hydraulic fluid port is covered, and prevents leaking for lubricating oil, at the same can also be in the state for being in non-oiling when oiling groove 5 when, to note
Oil groove 5 carries out dust seal, prevents dust from entering in oiling groove 5.
Referring to Fig. 2 and Fig. 3, the side of baffle 9 is equipped with circular arc lead angle.The setting of circular arc lead angle can reduce baffle 9 and peace
Frictional force between tankage 8, to make to push the thrust of baffle 9 more labor-saving.
Referring to Fig. 3, the upper surface of baffle 9 is provided with several stripeds 11, and striped 11 is along the side wall perpendicular to retainer ontology 1
Direction setting.The setting of striped 11 can increase the contact area on 9 surface of baffle, and when there is dust by baffle 9, striped 11 can
So that more dusts are accumulated on baffle 9, the amount of dust entered between needle roller window 3, ball window 2 is reduced.
Referring to Fig. 2 and Fig. 3, the side of mounting groove 8 offers guide groove 12, and guide groove 12 is along the length side of back-moving spring 10
To setting, the cross section semicircular in shape of guide rod 13 is arranged, and is fixedly connected with to cooperate with guide groove 12 on the side wall of baffle 9 and slide
Guide rod 13.The cooperation sliding of guide groove 12 and guide rod 13 is conducive to that baffle 9 is made to keep stablizing in sliding process, prevents
Baffle 9 shakes in moving process.
Referring to Fig. 2 and Fig. 3, baffle 9 opens up fluted 14 on the side wall far from back-moving spring 10,14 side wall of groove is arc-shaped
Setting.The setting of groove 14 can be slided in order to oiling for baffle 9.
Referring to Fig. 2 and Fig. 3, needle roller window 3 offers oil guide groove 15 close to the side wall of oil outlet 6, and oil guide groove 15 is along needle roller
The length direction of window 3 is arranged, and oil guide groove 15 and oil outlet perforation connect, the cross section semicircular in shape setting of oil guide groove 15.It leads
The setting of oil groove 15 is conducive to the accurate lubrication of lubricating oil convenient for carrying out water conservancy diversion to the lubricating oil entered in needle roller window 3.
The embodiment of present embodiment is the preferred embodiment of the utility model, and not limitation is originally practical new according to this
The protection scope of type, therefore: the equivalence changes that all structures, shape, principle according to the utility model are done should all be covered by practical
Within novel protection scope.
Claims (8)
1. a kind of plastic cage for aviation engine clutch bear, including retainer ontology (1), are set on retainer side wall
Needle roller window (3), ball window (2), it is characterised in that: between the adjacent needle roller window (3) there are gear beam (4), it is described
It is offered oiling groove (5) inside gear beam (4), the T-shaped setting of the oiling groove (5), the oil outlet (6) point of the oiling groove (5)
It Guan Tong be connected to ball window (2) and needle roller window (3), offer on the end face of gear beam (4) and penetrated through with oiling groove (5)
The fuel feed hole (7) of connection.
2. a kind of plastic cage for aviation engine clutch bear according to claim 1, it is characterised in that: it is described into
It is offered on the side wall of oilhole (7) mounting groove (8), the mounting groove (8) is arranged along gear beam (4) end face direction is parallel to, described
It slidably connects baffle (9), is connected between the baffle (9) and mounting groove (8) several for pulling baffle in mounting groove (8)
(9) back-moving spring (10).
3. a kind of plastic cage for aviation engine clutch bear according to claim 2, it is characterised in that: the gear
Fluted (14) are opened up on the side wall of plate (9) separate back-moving spring (10).
4. a kind of plastic cage for aviation engine clutch bear according to claim 1, it is characterised in that: the rolling
Side wall of the needle window (3) close to oil outlet (6) offers oil guide groove (15), length of the oil guide groove (15) along needle roller window (3)
Spend direction setting.
5. a kind of plastic cage for aviation engine clutch bear according to claim 1, it is characterised in that: the rolling
The inner wall of needle window (3) is arc-shaped setting.
6. a kind of plastic cage for aviation engine clutch bear according to claim 2, it is characterised in that: the peace
The side of tankage (8) offers guide groove (12), and the guide groove (12) is arranged along the length direction of back-moving spring (10), described
The guide rod (13) with guide groove (12) cooperation sliding is fixedly connected on the side wall of baffle (9).
7. a kind of plastic cage for aviation engine clutch bear according to claim 2, it is characterised in that: the gear
The upper surface of plate (9) is provided with several stripeds (11).
8. a kind of plastic cage for aviation engine clutch bear according to claim 2, it is characterised in that: the gear
The side of plate (9) is equipped with circular arc lead angle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822226874.5U CN209414416U (en) | 2018-12-27 | 2018-12-27 | A kind of plastic cage for aviation engine clutch bear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822226874.5U CN209414416U (en) | 2018-12-27 | 2018-12-27 | A kind of plastic cage for aviation engine clutch bear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209414416U true CN209414416U (en) | 2019-09-20 |
Family
ID=67941106
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822226874.5U Expired - Fee Related CN209414416U (en) | 2018-12-27 | 2018-12-27 | A kind of plastic cage for aviation engine clutch bear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209414416U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112576623A (en) * | 2019-09-27 | 2021-03-30 | 上银科技股份有限公司 | Ball spline with oiling structure |
-
2018
- 2018-12-27 CN CN201822226874.5U patent/CN209414416U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112576623A (en) * | 2019-09-27 | 2021-03-30 | 上银科技股份有限公司 | Ball spline with oiling structure |
| CN112576623B (en) * | 2019-09-27 | 2022-05-31 | 上银科技股份有限公司 | Ball spline with oiling structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190920 Termination date: 20211227 |