CN107255151A - A kind of planet wheel shaft structure - Google Patents
A kind of planet wheel shaft structure Download PDFInfo
- Publication number
- CN107255151A CN107255151A CN201710709129.3A CN201710709129A CN107255151A CN 107255151 A CN107255151 A CN 107255151A CN 201710709129 A CN201710709129 A CN 201710709129A CN 107255151 A CN107255151 A CN 107255151A
- Authority
- CN
- China
- Prior art keywords
- oil guide
- outer sleeve
- sleeve body
- inner cylinder
- guide groove
- 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.)
- Pending
Links
Classifications
-
- 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
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C3/00—Shafts; Axles; Cranks; Eccentrics
- F16C3/02—Shafts; Axles
-
- 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
- F16H—GEARING
- F16H48/00—Differential gearings
- F16H48/38—Constructional details
- F16H48/42—Constructional details characterised by features of the input shafts, e.g. mounting of drive gears thereon
-
- 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
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/042—Guidance of lubricant
- F16H57/0427—Guidance of lubricant on rotary parts, e.g. using baffles for collecting lubricant by centrifugal force
Abstract
A kind of planet wheel shaft structure, including outer sleeve body, Oil Guide groove and screwed hole；Planet wheel spindle essential structure of the present invention is collectively constituted by outer sleeve body with inner cylinder；Therefore the entrance point of Oil Guide passage will be fully sealed in the rubber closed-loop during closing screw thread insertion screwed hole between closing screw and inner cylinder left side；The right-hand member of the outer sleeve body and inner cylinder is consistent with its left end structure, therefore a closing screw is equally threaded with the screwed hole opened up at the inner cylinder right side.Planet wheel spindle essential structure of the present invention is collectively constituted by outer sleeve body with inner cylinder, and embedded interference fit between outer sleeve body and inner cylinder, flow and be flowed into from Oil Guide through hole in the oil guide groove opened up on outer sleeve body outer wall along flow channel beneficial to the lubricating oil stored in savings chamber room when in use and play corresponding lubricant effect, pass through the substantial amounts of lubricating oil stored in savings chamber room, corresponding lubricant effect is played beneficial in long-time, it is ensured that continuation.
Description
Technical field
The present invention relates to automobile making supporting structure technical field, more particularly to a kind of planet wheel shaft structure.
Background technology
Planetary gear shaft is important parts in automobile differential, and it is connected to differential casing and planetary gear, is made
With being to transmit torque to planetary gear, the distribution of torque is realized, so that wheel realizes that differential is operated.Because planetary gear shaft
Applying working condition it is more severe, to ensure its running accuracy, security and service life, it is necessary to assure planetary gear shaft has higher
Wearability, corrosion resistance, intensity and toughness, and good lubrication can be obtained.
Such as a kind of planetary gear shaft of application number 201320529229.5, the two ends of the planetary gear shaft are fixed on differential mechanism
On housing, it is provided with the planetary gear coordinated with axle shaft gear, and the planetary gear shaft is provided with planetary matching part
Oil guide groove.The present invention sets oil guide groove and the right side of the arrangement of the left-turn spiral together with crossing at itself and the position that planetary gear coordinates
Revolve screw arrangement oil guide groove, it is ensured that planetary gear shaft either it is left-handed or in dextrorotation operation process it is all getable
Good self-lubricating, it is to avoid the phenomenon such as inordinate wear and fracture for being brought by insufficient lubrication, and oil guide groove will not also weaken row
The strength and stiffness of star gear shaft in itself, this planetary gear shaft it is simple in construction, production and it is easy to process, it is easy to produce in batches
And promote.
Inventor has found that above-mentioned patent in actual use, has problems with：
1st, the oil guide groove of the left-turn spiral arrangement set by it and the oil guide groove of right hand helix arrangement may store lubricating oil
Finite capacity, will fade away, it is impossible to play lasting lubricant effect after being lubricated in long period of time, and lubricating oil exists
Loss occurs in nearly 30% lubricating oil when starting to add and using.
Then, inventor in view of this, adhere to the relevant industries for many years it is abundant design and develop and actual fabrication experience,
Improvement is studied there is provided a kind of planet wheel shaft structure for existing structure and missing, to reach with more more practical
The purpose of value.
The content of the invention
It is an object of the invention to provide a kind of planet wheel shaft structure, to solve the existing star proposed in above-mentioned background technology
Gear shaft can only add less capacity and easily be lost in the problem of can not playing lasting lubricant effect.
The purpose and effect of planet wheel shaft structure of the present invention, are reached by technological means in detail below：
A kind of planet wheel shaft structure, wherein, the planet wheel shaft structure includes：
Outer sleeve body, pin-and-hole, oil guide groove, closing screw, rubber closed-loop, inner cylinder, accumulator tank, Oil Guide through hole, Oil Guide are recessed
Groove and screwed hole；
Planet wheel spindle essential structure of the present invention is collectively constituted by outer sleeve body with inner cylinder；The outer sleeve body is internally embedded formula mistake
It is full of and is combined with inner cylinder；The outer sleeve body is with offering that diameter is consistent, position is corresponding at inner cylinder left position
Through-hole type the pin-and-hole；The oil guide groove of two groups of helicoidal structures is offered on the outer sleeve body left end outer wall, and should
Between the oil guide groove of two groups of helicoidal structures row is uniformly distributed by axial line circular array shape of the inner axes of outer sleeve body
Row；Oil guide groove described in this two groups opens up the right for the pin-and-hole that position is opened up at outer sleeve body left position；It is described
Equally offer the oil guide groove of two groups of helicoidal structures on outer sleeve body left end inwall, and with being opened on outer sleeve body left end outer wall
The Oil Guide groove locations of two groups of helicoidal structures being provided with is corresponding, the hand of spiral is corresponding；The outer sleeve body left end outer wall
And be connected between the oil guide groove opened up on inwall by Oil Guide through hole, and some Oil Guide through holes opened up are same with overcoat
The inner axes of body are that axial line circular array shape is uniformly distributed at the four-quadrant point of accumulation position of outer sleeve body；The outer sleeve body left end
Inwall offers the accumulator tank of ring-shaped at one, and the position that accumulator tank is opened up is located at the pin-and-hole opened up on outer sleeve body left end
And between the oil guide groove opened up on outer sleeve body left end inwall and with Oil Guide described in opened up on outer sleeve body left end inwall two groups
Groove is connected；The Oil Guide being connected with an accumulator tank groove, and Oil Guide groove institute are offered at the outer sleeve body left end inwall
The position opened up is located on the Y-axis line by X-axis line of pin-and-hole longitudinal centre line in 90 ° of right angles；On the inner cylinder left end outer wall
Equally offer between the oil guide groove of two groups of helicoidal structures, and the oil guide groove of two groups of helicoidal structures with inner prop
The inner axes of body are that axial line circular array shape is uniformly distributed arrangement；Oil guide groove described in this two groups opens up position positioned at inner prop
The right of the pin-and-hole opened up at body left position, and the position that is opened up of oil guide groove described in two groups and the hand of spiral with
Oil guide groove described in two groups opened up on outer sleeve body left end inwall is corresponding；Therefore embedded mistake between the outer sleeve body and inner cylinder
It is full of when coordinating and is brought into close contact between the internal face of the outer sleeve body and the outside wall surface of the inner cylinder, institute is each on its inwall or outer wall
Oil guide groove helical margin line described in two groups opened up is brought into close contact to form the flow channel of a helical structure；The inner prop
, structure phase one corresponding with the savings groove location opened up on outer sleeve body left end inwall at one is equally offered on body left end outer wall
The accumulator tank of the ring-shaped of cause, and between outer sleeve body and inner cylinder during embedded interference fit, respectively opened on its inwall or outer wall
If accumulator tank between corresponding edge line fit to form the savings chamber of a ring-shaped structure；The inner cylinder
, structure phase one corresponding with the Oil Guide groove location opened up on outer sleeve body left end inwall at one is equally offered on left end outer wall
The Oil Guide groove of cause, and between outer sleeve body and inner cylinder during embedded interference fit, what is respectively opened up on its inwall or outer wall leads
Corresponding edge line between oily groove fits to form an Oil Guide passage being connected with savings chamber；The inner prop
Screwed hole at one is offered at the shaft core position of body left side；The screwed hole internal thread is connected with a closing screw,
And it is provided with a rubber closed-loop consistent with inner cylinder left end facial contour between closing screw and inner cylinder left side；Therefore
Rubber closed-loop during the closing screw thread insertion screwed hole between closing screw and inner cylinder left side will be fully sealed
The firmly entrance point of Oil Guide passage；The right-hand member of the outer sleeve body and inner cylinder is consistent with its left end structure, therefore the inner cylinder
A closing screw is equally threaded with the screwed hole opened up at right side.
Further, the section of outline of the oil guide groove is arcuate structure.
Further, the section of outline of the accumulator tank is arcuate structure, and accumulator tank curved profile is more than oil guide groove
Curved profile.
With existing structure in comparison, the invention has the advantages that：
1. planet wheel spindle essential structure of the present invention is collectively constituted by outer sleeve body with inner cylinder, and between outer sleeve body and inner cylinder
Embedded interference fit, causes oil guide groove, Oil Guide groove and the savings opened up on outer sleeve body inwall by way of the cooperation
Groove and the oil guide groove equally opened up on inner cylinder outer wall, Oil Guide groove and accumulator tank formation flow channel, Oil Guide passage and storage
Chamber is stored, stores a large amount of lubricating oil down to entering in savings chamber room by Oil Guide passage beneficial to using preceding, beneficial to making
The lubricating oil stored in used time savings chamber room, which flows and is flowed into from Oil Guide through hole on outer sleeve body outer wall along flow channel, to be opened
If oil guide groove in play corresponding lubricant effect, by the substantial amounts of lubricating oil stored in savings chamber room, beneficial to for a long time
Play corresponding lubricant effect, it is ensured that continuation, and be provided with closing screw, can by tighten closing screw make closing screw with
The entrance point of Oil Guide passage is fully sealed in rubber closed-loop between inner cylinder or so end face, effectively avoids using preceding profit
The loss of lubricating oil, further, Oil Guide through hole are uniformly distributed in outer by axial line circular array shape of the inner axes of outer sleeve body
At the four-quadrant point of accumulation position of body, it is ensured that lubricating oil substantial amounts of will not flow out when in use, the capacity that reduction lubricating oil is wasted.
Brief description of the drawings
Fig. 1 is main structure diagram of the present invention；
Fig. 2 is partial enlargement structural representation in Fig. 1 of the present invention；
Fig. 3 is that axle of the present invention regards structural representation；
Fig. 4 is internal sectional structure schematic diagram of the present invention；
Fig. 5 is partial enlargement structural representation in Fig. 4 of the present invention；
Fig. 6 is the present invention without closing screw side structure schematic view；
Fig. 7 is that inner cylinder axle of the present invention regards structural representation；
Fig. 8 is that outer sleeve body axle of the present invention regards structural representation；
Fig. 9 is that outer sleeve body inner shaft of the present invention regards structural representation.
In figure：1st, outer sleeve body, 2, pin-and-hole, 3, oil guide groove, 4, closing screw, 5, rubber closed-loop, 6, inner cylinder, 7, savings
Groove, 8, Oil Guide through hole, 9, Oil Guide groove, 10, screwed hole.
Embodiment
Below, embodiments of the invention are will be explained in, the example is shown in the accompanying drawings and the description below.Although will combine
The exemplary embodiment description present invention, it is to be understood that the description is not really wanted to limit the invention to the exemplary implementation
Example.On the contrary, the present invention will not only cover the exemplary embodiment, but also cover various replacements, change, it is equivalent and
Other embodiment, it can be included in the spirit and scope of the present invention that appended claims are limited.
Referring to Fig. 1 to accompanying drawing 9, a kind of planet wheel shaft structure includes：
Outer sleeve body 1, pin-and-hole 2, oil guide groove 3, closing screw 4, rubber closed-loop 5, inner cylinder 6, accumulator tank 7, Oil Guide through hole
8th, Oil Guide groove 9 and screwed hole 10；
Planet wheel spindle essential structure of the present invention is collectively constituted by outer sleeve body 1 with inner cylinder 6；Outer sleeve body 1 is internally embedded formula mistake
It is full of and is combined with inner cylinder 6；Outer sleeve body 1 is with offering that diameter is consistent, position is corresponding at the left position of inner cylinder 6
The pin-and-hole 2 of through-hole type；The oil guide groove 3 of two groups of helicoidal structures, and two groups of helical form knots are offered on the left end outer wall of outer sleeve body 1
Between the oil guide groove 3 of structure arrangement is uniformly distributed by axial line circular array shape of the inner axes of outer sleeve body 1；Two groups of oil guide grooves
3 open up the right for the pin-and-hole 2 that position is opened up at the left position of outer sleeve body 1；Equally opened up on the left end inwall of outer sleeve body 1
There is the oil guide groove 3 of two groups of helicoidal structures, and with the Oil Guide of the two groups of helicoidal structures offered on the left end outer wall of outer sleeve body 1
The position of groove 3 is corresponding, the hand of spiral is corresponding；By leading between the oil guide groove 3 opened up on the left end outer wall of outer sleeve body 1 and inwall
Oil hole 8 is connected, and some Oil Guide through holes 8 opened up are same using the inner axes of outer sleeve body 1 as axial line circular array
Shape is uniformly distributed at the four-quadrant point of accumulation position of outer sleeve body 1；The left end inwall of outer sleeve body 1 offers the accumulator tank 7 of ring-shaped at one,
And the position that accumulator tank 7 is opened up is located at the pin-and-hole 2 opened up on the left end of outer sleeve body 1 and opened up on the left end inwall of outer sleeve body 1
Oil guide groove 3 between and be connected with the two groups of oil guide grooves 3 opened up on the left end inwall of outer sleeve body 1；At the left end inwall of outer sleeve body 1
An Oil Guide groove 9 being connected with accumulator tank 7 is offered, and the position that Oil Guide groove 9 is opened up is located at in the longitudinal direction of pin-and-hole 2
Heart line is on Y-axis line of the X-axis line in 90 ° of right angles；The Oil Guide of two groups of helicoidal structures is equally offered on the left end outer wall of inner cylinder 6
It is uniform using the inner axes of inner cylinder 6 as axial line circular array shape between groove 3, and the oil guide groove 3 of two groups of helicoidal structures
It is arranged evenly；Two groups of oil guide grooves 3 open up the right for the pin-and-hole 2 that position is opened up at the left position of inner cylinder 6, and two
The position and the hand of spiral that group oil guide groove 3 is opened up are relative with the two groups of oil guide grooves 3 opened up on the left end inwall of outer sleeve body 1
Should；Therefore between outer sleeve body 1 and inner cylinder 6 during embedded interference fit between the outside wall surface of the internal face of outer sleeve body 1 and inner cylinder 6
It is brought into close contact, the helical margin line of two respectively opened up on its inwall or outer wall group oil guide groove 3 is brought into close contact to form a spiral shell
Revolve the flow channel of structure；The storage with being opened up on the left end inwall of outer sleeve body 1 at one is equally offered on the left end outer wall of inner cylinder 6
Storage groove 7 position is corresponding, the ring-shaped that structure is consistent accumulator tank 7, and embedded interference between outer sleeve body 1 and inner cylinder 6
During cooperation, the corresponding edge line between the accumulator tank 7 respectively opened up on its inwall or outer wall fits to form a ring
The savings chamber of shape and structure；Equally offered on the left end outer wall of inner cylinder 6 at one with being opened up on outer sleeve body 1 left end inwall
The Oil Guide groove 9 that the position of Oil Guide groove 9 is corresponding, structure is consistent, and embedded interference is matched somebody with somebody between outer sleeve body 1 and inner cylinder 6
During conjunction, the corresponding edge line between the Oil Guide groove 9 respectively opened up on its inwall or outer wall fit so as to formed one with
The Oil Guide passage that savings chamber is connected；Screwed hole 10 at one are offered at the shaft core position of the left side of inner cylinder 6；Screwed hole 10
Internal thread is connected with a closing screw 4, and one and the left side of inner cylinder 6 are provided between closing screw 4 and the left side of inner cylinder 6
The consistent rubber closed-loop 5 of end profile；Therefore closing screw 4 and inner cylinder 6 are left during closing screw 4 screw thread insertion screwed hole 10
The entrance point of Oil Guide passage will be fully sealed in rubber closed-loop 5 between end face；The right-hand member of outer sleeve body 1 and inner cylinder 6 with
Its left end structure is consistent, therefore a closing spiral shell is equally threaded with the screwed hole 10 opened up at the right side of inner cylinder 6
Silk 4.
The preferred embodiment of planet wheel shaft structure as described above, the wherein section of outline of oil guide groove 3 are arcuate structure,
Both it had been beneficial to the flowing of lubricating oil, and will not have also weakened the strength and stiffness of planet wheel spindle in itself；
The preferred embodiment of planet wheel shaft structure as described above, wherein, the section of outline of accumulator tank 7 is arc knot
Structure, and the curved profile of accumulator tank 7 is more than the curved profile of oil guide groove 3, is constituted beneficial to by a large amount of lubricating oil down to accumulator tank 7 is entered
Savings chamber room in store, beneficial to prolonged lubricant effect can be played when in use, effectively avoid the stream of lubricating oil
Lose.
The operation principle of the present embodiment：
Planet wheel spindle essential structure of the present invention is collectively constituted by outer sleeve body 1 with inner cylinder 6, and outer sleeve body 1 and inner cylinder 6 it
Between embedded interference fit, the oil guide groove 3 for causing to be opened up on the inwall of outer sleeve body 1 by way of the cooperation, Oil Guide groove 9 and
Accumulator tank 7 and the oil guide groove 3 equally opened up on the outer wall of inner cylinder 6, Oil Guide groove 9 and the formation of accumulator tank 7 flow channel, Oil Guide
Passage and savings chamber, are stored a large amount of lubricating oil down to entering by Oil Guide passage beneficial to using preceding in savings chamber room,
Flowed beneficial to the lubricating oil stored in savings chamber room when in use along flow channel and outer sleeve body 1 is flowed into from Oil Guide through hole 8
Corresponding lubricant effect is played in the oil guide groove 3 opened up on outer wall, passes through the substantial amounts of lubricating oil stored in savings chamber room, profit
In long-time play corresponding lubricant effect, it is ensured that continuation, and be provided with closing screw 4, can by tighten closing screw 4
Make the rubber closed-loop 5 between closing screw 4 and the end face of inner cylinder 6 or so that the entrance point of Oil Guide passage is fully sealed, effectively
Avoid using preceding lubricating oil loss, further, Oil Guide through hole 8 using the inner axes of outer sleeve body 1 as axial line in a ring
Array-like is uniformly distributed at the four-quadrant point of accumulation position of outer sleeve body 1, it is ensured that lubricating oil substantial amounts of will not flow out when in use, reduction
The capacity that lubricating oil is wasted.
In summary, although the present invention is described in detail with reference to the foregoing embodiments, for the technology of this area
For personnel, it can still modify to the technical scheme described in foregoing embodiments, or to which part technology
Feature carries out equivalent substitution, within the spirit and principles of the invention, any modification, equivalent substitution and improvements made etc.,
It should be included within protection scope of the present invention.
Claims (3)
1. a kind of planet wheel shaft structure, it is characterised in that：Described planet wheel shaft structure includes：
Outer sleeve body, pin-and-hole, oil guide groove, closing screw, rubber closed-loop, inner cylinder, accumulator tank, Oil Guide through hole, Oil Guide groove and
Screwed hole；
Planet wheel spindle essential structure of the present invention is collectively constituted by outer sleeve body with inner cylinder；The outer sleeve body is internally embedded formula interference and matched somebody with somebody
Conjunction has inner cylinder；It is logical that the outer sleeve body is with offering that diameter is consistent at inner cylinder left position, position is corresponding
The pin-and-hole of cellular type；The oil guide groove of two groups of helicoidal structures, and this two groups are offered on the outer sleeve body left end outer wall
Between the oil guide groove of helicoidal structure arrangement is uniformly distributed by axial line circular array shape of the inner axes of outer sleeve body；Should
Oil guide groove described in two groups opens up the right for the pin-and-hole that position is opened up at outer sleeve body left position；The outer sleeve body
Equally offer the oil guide groove of two groups of helicoidal structures on left end inwall, and with being offered on outer sleeve body left end outer wall
The Oil Guide groove locations of two groups of helicoidal structures is corresponding, the hand of spiral is corresponding；The outer sleeve body left end outer wall and inwall
On be connected by Oil Guide through hole between the oil guide groove that is opened up, and some Oil Guide through holes opened up are same with outer sleeve body
Axle center is that axial line circular array shape is uniformly distributed at the four-quadrant point of accumulation position of outer sleeve body；The outer sleeve body left end inwall is opened
Accumulator tank provided with ring-shaped at one, and the position that accumulator tank is opened up is located at the pin-and-hole and overcoat opened up on outer sleeve body left end
It is connected between the oil guide groove opened up on body left end inwall and with oil guide groove described in opened up on outer sleeve body left end inwall two groups
It is logical；Offer the Oil Guide being connected with an accumulator tank groove at the outer sleeve body left end inwall, and Oil Guide groove is opened up
Position is located on the Y-axis line by X-axis line of pin-and-hole longitudinal centre line in 90 ° of right angles；Equally opened on the inner cylinder left end outer wall
With in inner cylinder between the oil guide groove provided with two groups of helicoidal structures, and the oil guide groove of two groups of helicoidal structures
Axle center is that axial line circular array shape is uniformly distributed arrangement；Oil guide groove described in this two groups opens up position positioned at inner cylinder left end
The right of the pin-and-hole opened up at position, and the position that is opened up of oil guide groove described in two groups and the hand of spiral are and outer sleeve body
Oil guide groove described in two groups opened up on left end inwall is corresponding；Therefore embedded interference fit between the outer sleeve body and inner cylinder
It is brought into close contact, is respectively opened up on its inwall or outer wall between the outside wall surface of the internal face of Shi Suoshu outer sleeve bodies and the inner cylinder
Oil guide groove helical margin line described in two groups is brought into close contact to form the flow channel of a helical structure；The inner cylinder left end
The savings ring that groove location is corresponding, structure is consistent with being opened up on outer sleeve body left end inwall at one is equally offered on outer wall
The accumulator tank of shape, and between outer sleeve body and inner cylinder during embedded interference fit, the storage respectively opened up on its inwall or outer wall
The corresponding edge line between groove is stored to fit to form the savings chamber of a ring-shaped structure；Outside the inner cylinder left end
Equally offered on wall at one it is corresponding with the Oil Guide groove location opened up on outer sleeve body left end inwall, structure is consistent leads
Oily groove, and between outer sleeve body and inner cylinder during embedded interference fit, the Oil Guide groove respectively opened up on its inwall or outer wall
Between corresponding edge line fit to form one with saving the Oil Guide passage that is connected of chamber；The inner cylinder left end
Screwed hole at one is offered at the shaft core position in face；The screwed hole internal thread is connected with a closing screw, and closing
A rubber closed-loop consistent with inner cylinder left end facial contour is provided between screw and inner cylinder left side；Therefore the envelope
Oil Guide will be fully sealed in rubber closed-loop when closing screw thread insertion screwed hole between closing screw and inner cylinder left side
The entrance point of passage；The right-hand member of the outer sleeve body and inner cylinder is consistent with its left end structure, therefore the inner cylinder right side
A closing screw is equally threaded with the screwed hole that place is opened up.
2. planet wheel shaft structure according to claim 1, it is characterised in that：The section of outline of the oil guide groove is arc knot
Structure.
3. the planet wheel shaft structure according to claim 1,2, it is characterised in that：The section of outline of the accumulator tank is arc
Structure, and accumulator tank curved profile is more than the curved profile of oil guide groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710709129.3A CN107255151A (en) | 2017-08-17 | 2017-08-17 | A kind of planet wheel shaft structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710709129.3A CN107255151A (en) | 2017-08-17 | 2017-08-17 | A kind of planet wheel shaft structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107255151A true CN107255151A (en) | 2017-10-17 |
Family
ID=60027014
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710709129.3A Pending CN107255151A (en) | 2017-08-17 | 2017-08-17 | A kind of planet wheel shaft structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107255151A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111911522A (en) * | 2020-07-22 | 2020-11-10 | 东风商用车有限公司 | Cross shaft with punctiform oil storage tanks and differential mechanism |
| CN111911521A (en) * | 2020-07-22 | 2020-11-10 | 东风商用车有限公司 | Cross shaft with spiral oil storage tank and differential mechanism |
-
2017
- 2017-08-17 CN CN201710709129.3A patent/CN107255151A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111911522A (en) * | 2020-07-22 | 2020-11-10 | 东风商用车有限公司 | Cross shaft with punctiform oil storage tanks and differential mechanism |
| CN111911521A (en) * | 2020-07-22 | 2020-11-10 | 东风商用车有限公司 | Cross shaft with spiral oil storage tank and differential mechanism |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20171017 |
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| WD01 | Invention patent application deemed withdrawn after publication |