CN208381269U - A kind of idler shaft with lubricant passage way - Google Patents
A kind of idler shaft with lubricant passage way Download PDFInfo
- Publication number
- CN208381269U CN208381269U CN201820678292.8U CN201820678292U CN208381269U CN 208381269 U CN208381269 U CN 208381269U CN 201820678292 U CN201820678292 U CN 201820678292U CN 208381269 U CN208381269 U CN 208381269U
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- oilhole
- oil
- idler shaft
- containing groove
- passage way
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Abstract
The utility model provides a kind of idler shaft with lubricant passage way, the idler system positioned at selector fork car portion；Lubricant passage way is equipped in the idler shaft, the lubricant passage way includes the oil-containing groove being sequentially communicated, oilhole one, oilhole two and several oilholes one；The top of idle pulley shaft head is arranged in oil-containing groove；Oilhole one is vertically arranged, and the top of oilhole one is connected to the bottom of oil-containing groove；The axis hole of oilhole two and idler shaft is coaxially disposed, and the bottom end of oilhole one is connected to the top of oilhole two；The top of several oilholes one is connected to oilhole two respectively；The bottom end of several oilholes one is connected to the needle bearing outside idler shaft.The utility model structure is simple and without changing the original mounting means of idler shaft and structure, can satisfy the lubrication needs of needle bearing and idle pulley, improves the quality and service life of entire product.
Description
Technical field
The utility model belongs to hydraulic transmission box technical field, and in particular to a kind of idler shaft with lubricant passage way.
Background technique
Needle bearing and idle pulley are successively arranged on existing idler shaft, in the axial direction of needle bearing and idle pulley on idler shaft
Both ends be successively arranged end face bearing and retaining ring be installed；The lubricating oil of needle bearing between idler interior bore and idler shaft
It is mainly derived from the oil liquid of the ejection of oilhole two, oil pump gear and axis etc. through rotating throw oil liquid away, leaching to working gear,
On bearing and idler shaft, extra oil liquid be will be returned in the oil liquid of gearbox bottom.Due to the needle bearing being arranged on idler shaft
It is surrounded completely by idler shaft, idle pulley and end face bearing etc., few oil liquid can enter on needle bearing, lead to needle bearing
It cannot get effectively lubricating and often damage, such as replace not in time, with the damage of needle bearing, be scattered, will lead to entire speed change
Not only there is security risk, but also influence product quality in the damage of other components in case.
Utility model content
In order to overcome the shortcomings of the prior art, the utility model provides a kind of idler shaft with lubricant passage way.
The utility model is achieved through the following technical solutions:
A kind of idler shaft with lubricant passage way, idler shaft is interior to be equipped with lubricant passage way, and lubricant passage way includes being sequentially communicated
Oil-containing groove, oilhole one, oilhole two and several oilholes one；Oilhole one is 20mm long, diameter 8mm；Oilhole two is 78mm long, directly
Diameter is 13mm；Oilhole one is 16mm long, diameter 16mm；The top of idle pulley shaft head is arranged in oil-containing groove；Oilhole one is vertical
Setting, the top of oilhole one is connected to the bottom of oil-containing groove；The axis hole of oilhole two and idler shaft is coaxially disposed, the bottom end of oilhole one
It is connected to the top of oilhole two；The top of several oilholes one is connected to oilhole two respectively；Several oilholes one
It is connected to outside bottom end and idler shaft.
As prioritization scheme, the top notch of oil-containing groove is in nose circle shape, oil-containing groove long 24mm, wide 8mm, the bottom of oil-containing groove
For the plane of one end depth 8mm, other end depth 3mm being obliquely installed；The aperture of oilhole one and the one of close oil-containing groove bottom depth 8mm
End connection；The notch area of oil-containing groove is greater than the orifice area of oilhole one.
As prioritization scheme, oilhole two is connected in the horizontal direction with axis hole；The bottom end of oilhole one is close to two He of oilhole
The junction of axis hole and two vertical connection of oilhole.
As prioritization scheme, the diameter of oilhole two is 13mm；Axis hole long 10mm, diameter 11mm；The aperture of oilhole two is big
In the aperture of axis hole, so that forming a step between oilhole two and axis hole.
The beneficial effects of the utility model are:
1. the utility model is on the basis of existing technology, lubricant passage way to be equipped in idler shaft, lubricant passage way includes
Oil-containing groove, oilhole one, oilhole two and several oilholes one being sequentially communicated, the idler shaft without increase other components and
Original mounting means and structure are had not been changed, structure is simple, manufacture easy to process.
2. in the utility model, the bottom end of oilhole one is connected to the top of oilhole two；The top of several oilholes one
It is connected to respectively with oilhole two；The bottom end of several oilholes one is connected to the needle bearing outside idler shaft, can be needle roller
Bearing provides lubricating oil and is lubricated, and can extend the service life of needle bearing in this way, avoid security risk.
3. in the utility model, the top notch of oil-containing groove is in nose circle shape, and the bottom of oil-containing groove is one end depth 8mm, another
Hold the plane of depth 3mm being obliquely installed；The aperture of oilhole one is connected to one end close to oil-containing groove bottom depth 8mm, oil-containing groove
Notch area is greater than the orifice area of oilhole one；The design of oil-containing groove increases the area for connecing lubricating oil, and is conducive to lubricating oil
The plane being obliquely installed along oil-containing groove bottom flows in oilhole one, flows into lubricant passage way so as to gather more lubricating oil
It is middle to be lubricated for needle bearing.
4. in the utility model, the aperture of oilhole two is greater than the aperture of axis hole, so that forming one between oilhole two and axis hole
A step can prevent lubricating oil from flowing out from axis hole, to guarantee that lubricating oil flows on needle bearing from lubrication hole one in this way.
Detailed description of the invention
Fig. 1 is the cross-sectional view of idler shaft oil channel structures.
Fig. 2 is the top view of idler shaft oil channel structures.
Fig. 3 is the scheme of installation of idler system.
Fig. 4 is the integral installation schematic diagram of idler shaft in systems.
In all the appended drawings, identical appended drawing reference is used to denote the same element or structure, comprising:
Idler shaft 1, idle pulley 2, converter cover 3, needle bearing 4, end face bearing 5, bolt 6, retaining ring 7, oil pump gear 8,
Oil pump 9, torque-converters gear 10, oil-containing groove 11, oilhole 1, oilhole 2 13, oilhole 1, axis hole 15, oilhole two
31, oil liquid 32.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that the specific embodiments described herein are only used to solve
The utility model is released, is not used to limit the utility model.
Embodiment 1:
As shown in Figure 1, Figure 2 as shown in connection with fig. 3, a kind of idler shaft with lubricant passage way, the idle pulley positioned at selector fork car portion
System；Needle bearing 4 and idle pulley 2 are successively arranged on idler shaft 1；The two of 2 axial direction of needle bearing 4 and idle pulley on idler shaft 1
End, which is successively arranged, is equipped with end face bearing 5 and retaining ring 7；Idler shaft 1 and needle bearing 4 and idle pulley 2 constitute an idle pulley system
System, entire idler system pass through axis hole 15 and oilhole two 13 of the bolt 6 inside idler shaft 1 and are fixedly installed in converter cover
On 3；Lubricant passage way is equipped in the idler shaft 1, the lubricant passage way includes the oil-containing groove 11 being sequentially communicated, oilhole 1, oilhole
2 13 and several oilholes 1；Oilhole 1 is 20mm long, diameter 8mm；Oilhole 2 13 is 78mm long, diameter 13mm；
Oilhole 1 is 16mm long, diameter 16mm；The top on 1 head of idler shaft is arranged in oil-containing groove 11；Oilhole 1 is vertically set
It sets, the top of oilhole 1 is connected to the bottom of oil-containing groove 11；The axis hole 15 of oilhole 2 13 and idler shaft 1 is coaxially disposed, oilhole
One 12 bottom end is connected to the top of oilhole 2 13；The top of several oilholes 1 is connected to oilhole 2 13 respectively；If
The bottom end of dry oilhole 1 is connected to the needle bearing 4 outside idler shaft 1, for providing lubricating oil for needle bearing 4
It is lubricated.
As preferred forms, the top notch of oil-containing groove 11 is in nose circle shape, and oil-containing groove 11 is 24mm long, and wide 8mm connects oil
The bottom of slot 11 is the plane of one end depth 8mm, other end depth 3mm being obliquely installed, the aperture of oilhole 1 and close oil-containing groove
One end of 11 bottom depth 8mm is connected to, and the notch area of oil-containing groove 11 is greater than the orifice area of oilhole 1；The design of oil-containing groove 11
The area for connecing lubricating oil is increased, and is conducive to lubricating oil and flows to oilhole 1 along the plane that 11 bottom angled of oil-containing groove is arranged
In, it flows into lubricant passage way so as to gathering more lubricating oil and is lubricated for needle bearing 4.
As preferred forms, oilhole 2 13 is connected in the horizontal direction with axis hole 15；The bottom end of oilhole 1 is being leaned on
Junction and 2 13 vertical connection of oilhole of nearly oilhole 2 13 and axis hole 15.
As preferred forms, the diameter of oilhole 2 13 is 13mm；Axis hole 15 is 10mm long, diameter 11mm；Oilhole two
13 aperture is greater than the aperture of axis hole 15, so that forming a step between oilhole 2 13 and axis hole 15, it is complete to be conducive to lubricating oil
Portion flows into oilhole 2 13, to flow into oilhole 1.
As preferred forms, which includes four oilholes 1, and the number of oilhole 1 can
To be increased and decreased according to the actual situation, four oilholes 1 are uniformly arranged on the hole wall of oilhole 2 13, are conducive in this way
Lubricating oil uniformly flows into oilhole 1, to be lubricated needle bearing 4 comprehensively, is conducive to extend needle bearing 4
Service life.
A kind of working principle of idle pulley lubrication system provided in this embodiment is as follows:
As shown in figure 4, the oil liquid 32 of gearbox bottom is sucked by oil pump 9, the small part lubricating oil in oil pump 9 is from lubrication
Oilhole 2 31 sprays, and oil pump gear 8 and axis through rotating etc. throw lubricating oil away, and oil-containing groove 11 assembles the lubricating oil of instillation simultaneously
Oilhole 1 is successively flowed into, oilhole 2 13 is drenched eventually by oilhole 1 to needle bearing 4, obtains needle bearing 4
To lubrication, extra lubricating oil is flowed out from the gap of idle pulley 2 and end face bearing 5, and the torque-converters gear 10 through rotating will lubricate
Oil is thrown away, is eventually returned in the oil liquid 32 of gearbox bottom.
The above content not makes any form of restriction the structure, shape of the utility model.It is all practical according to this
It is practical new to still fall within this for novel technical spirit any simple modification, equivalent change and modification to the above embodiments
The range of type technical solution.
Claims (4)
1. a kind of idler shaft with lubricant passage way, it is characterised in that: be equipped with lubricant passage way, the profit in the idler shaft (1)
Lubricating oil road includes the oil-containing groove (11) being sequentially communicated, oilhole one (12), oilhole two (13) and several oilholes one (14)；Institute
Oil-containing groove (11) setting is stated on the top on the idler shaft (1) head；The oilhole one (12) is vertically arranged, the oilhole one
(12) top is connected to the bottom of the oil-containing groove (11)；The axis hole (15) of the oilhole two (13) and the idler shaft (1)
Coaxial arrangement, the bottom end of the oilhole one (12) is connected to the top of the oilhole two (13)；Several described oilholes one
(14) top is connected to the oilhole two (13) respectively；The bottom end of several oilholes one (14) and the idler shaft
(1) external connection.
2. a kind of idler shaft with lubricant passage way according to claim 1, it is characterised in that: the oil-containing groove (11)
Top notch is in nose circle shape, and the bottom of the oil-containing groove (11) is the plane of one end depth 8mm, other end depth 3mm being obliquely installed；
The aperture of the oilhole one (12) is connected to one end close to the oil-containing groove (11) bottom depth 8mm, the oil-containing groove (11)
Notch area is greater than the orifice area of the oilhole one (12).
3. a kind of idler shaft with lubricant passage way according to claim 1, it is characterised in that: the oilhole two (13) with
The axis hole (15) is connected in the horizontal direction；The bottom end of the oilhole one (12) is close to the oilhole two (13) and the axis
The junction in hole (15) and oilhole two (13) vertical connection.
4. a kind of idler shaft with lubricant passage way according to claim 1, it is characterised in that: the oilhole two (13)
Aperture is greater than the aperture of the axis hole (15), so that forming a step between the oilhole two (13) and the axis hole (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820678292.8U CN208381269U (en) | 2018-05-08 | 2018-05-08 | A kind of idler shaft with lubricant passage way |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820678292.8U CN208381269U (en) | 2018-05-08 | 2018-05-08 | A kind of idler shaft with lubricant passage way |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208381269U true CN208381269U (en) | 2019-01-15 |
Family
ID=64974261
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820678292.8U Active CN208381269U (en) | 2018-05-08 | 2018-05-08 | A kind of idler shaft with lubricant passage way |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208381269U (en) |
-
2018
- 2018-05-08 CN CN201820678292.8U patent/CN208381269U/en active Active
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