CN205478970U - Three round pin formulas on two gyro wheels remove universal joint - Google Patents
Three round pin formulas on two gyro wheels remove universal joint Download PDFInfo
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- CN205478970U CN205478970U CN201620300509.2U CN201620300509U CN205478970U CN 205478970 U CN205478970 U CN 205478970U CN 201620300509 U CN201620300509 U CN 201620300509U CN 205478970 U CN205478970 U CN 205478970U
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- roller
- spindle nose
- yoke
- universal joint
- pin
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Abstract
The utility model provides a three round pin formulas on two gyro wheels remove universal joint, the shaft yoke in round pin off -axial side is established with the cover to round pin axle including having the spindle nose, the shaft yoke inner wall is equipped with the shaft yoke lane, the cover is equipped with interior gyro wheel on the spindle nose, gyro wheel lateral wall cover is equipped with outer gyro wheel including and, the lateral wall and the counterbalance of shaft yoke lane lateral wall of outer gyro wheel are leaned on, interior gyro wheel can roll for the spindle nose, outer gyro wheel can roll for interior gyro wheel and shaft yoke lane. The utility model discloses increased the swing degree of freedom between interior gyro wheel, outer gyro wheel and shaft yoke lane, simultaneously the inside location concave surface of shape through the shaft yoke lane and shaft yoke, and fix a position the concave surface and contact through two setpoints with outer gyro wheel, the roll direction that makes outer gyro wheel all the time with shaft yoke lane parallel to reduced the frictional force between interior gyro wheel, outer gyro wheel and shaft yoke lane, and then guaranteed the utility model discloses noise in that the during operation is produced is lower, additionally, the utility model discloses manufacturing cost is also lower.
Description
Technical field
This utility model relates to a kind of vehicle transmission parts, particularly relates to a kind of double roller three pin-type and moves universal joint.
Background technology
Universal joint i.e. universal joint, is the parts realizing the transmission of varied angle power, for needing to change the position of transmission axis direction,
It is " joint " parts of the universal driving device of automobile driving system.Universal joint combines with power transmission shaft, referred to as cardan drive
Device.
Joint homocinetique a 3 pivots is the Near constant velocity universal joint developed by dual cardan type U-joint.Meanwhile, joint homocinetique a 3 pivots has knot
Structure is simple, low cost of manufacture, and the advantages such as moving resistance is little are widely used in vehicle transmission shaft gearbox end.But, when three pins
When formula universal joint layout angle is big, because the frictional force between its roller and yoke alley is big, thus car load can be caused to produce abnormal sound.
To this end, three pin sliding type universal joints are by arranging ball head structure, so that roller assembly adds one on its three bearing pin
Swing degree of freedom；And then make roller can remain consistent with the direction of alley, reduce the frictional force between roller and alley,
And produced noise when reducing this three pins sliding type universal joint work.But, this kind three sell sliding type universal joint, same because of
On its three bearing pin, ball head structure is set, causes that its difficulty of processing is big, manufacturing cost is high.
Utility model content
The shortcoming of prior art in view of the above, when the purpose of this utility model is to provide a kind of work, produced noise is relatively
The relatively low double roller three pin-types of low and production cost move universal joint.
For achieving the above object, this utility model provides a kind of double roller three pin-type to move universal joint, including the bearing pin with spindle nose
With the yoke being set in outside bearing pin, described yoke inwall is provided with yoke alley, described spindle nose is arranged with internal trolley and including
Roller lateral wall is arranged with outer roller, and the lateral wall of described outer roller leans with yoke alley sidewall；Described internal trolley can be relative
Rolling in spindle nose, described outer roller can roll relative to internal trolley and yoke alley.
Further, described yoke alley sidewall is provided with alignment concavity, described outer roller at the lateral wall place of leaning with outer roller
Contacted by least two anchor point with alignment concavity.
Further, the cross section of described alignment concavity is curved.
Further, described yoke alley sidewall is provided with auxiliary positioning face, described auxiliary positioning at the outer end corresponding to outer roller
Face leans for the outer end with outer roller.
Further, described outer roller and the auxiliary positioning face place of leaning are positioned at the root of outer roller outer end.
Further, being provided with needle roller between lateral wall and the medial wall of internal trolley of described spindle nose, described needle roller can be relative to spindle nose
Roll with internal trolley.
Further, the lateral wall of described spindle nose is corresponding to being provided with lock ring at the outer end of internal trolley, described lock ring is used for
Limit internal trolley to slide in and out along spindle nose.
Further, described lock ring includes the lock ring being set on spindle nose, is provided with outer defining flange at the outer rim of described lock ring,
Described outer defining flange is for leaning with the outer end of internal trolley and the medial wall of internal trolley.
Further, described lock ring also includes the bail wire being set on spindle nose and being positioned at lock ring with the outside of spindle nose junction.
Further, described spindle nose is provided with detent, and described bail wire is embedded in detent.
As it has been described above, double roller three pin-types that this utility model relates to move universal joint, have the advantages that
This utility model is arranged with on spindle nose internal trolley and is arranged with outer roller, the lateral wall of outer roller in internal trolley lateral wall
Lean with yoke alley sidewall；Internal trolley can roll relative to spindle nose, and outer roller can roll relative to internal trolley and yoke alley,
Thus add the swing degree of freedom between internal trolley, outer roller and yoke alley, simultaneously by the shape of yoke alley and
Alignment concavity and alignment concavity within yoke are contacted by two anchor points with outer roller, make the rotating direction of outer roller begin
The most parallel with yoke alley, and decrease the frictional force between internal trolley, outer roller and yoke alley, and then ensure that this practicality is new
Type operationally produced noise is relatively low；It addition, this utility model production cost is relatively low.
Accompanying drawing explanation
Fig. 1 is the structural representation that in this utility model, double roller three pin-types move universal joint.
Fig. 2 is the structural representation of bearing pin in Fig. 1.
Fig. 3 is the structural representation of yoke in Fig. 1.
Element numbers explanation
1 bearing pin
11 spindle noses
111 detents
112 elastic breach
12 internal trolleys
13 outer rollers
131 roots
14 needle rollers
15 lock rings
151 lock rings
152 outer defining flanges
153 bail wires
16 through holes
161 sawtooth
2 yokes
21 yoke alleys
211 alignment concavity
212 auxiliary positioning faces
213 anchor points
22 external groove
3 gaps
Detailed description of the invention
By particular specific embodiment, embodiment of the present utility model being described below, those skilled in the art can be by this specification
Disclosed content understands other advantages of the present utility model and effect easily.
It should be clear that structure depicted in this specification institute accompanying drawings, ratio, size etc., the most only in order to coordinate disclosed in description
Content, understands for those skilled in the art and reads, being not limited to the enforceable qualifications of this utility model, therefore
Do not have technical essential meaning, the modification of any structure, the change of proportionate relationship or the adjustment of size, do not affecting this practicality
Under novel effect that can be generated by and the purpose that can reach, all should still fall and obtain can contain at the technology contents disclosed in this utility model
In the range of lid.Meanwhile, in this specification cited as " on ", D score, "left", "right", the term of " middle " and " " etc.,
It is merely convenient to understanding of narration, and is not used to limit the enforceable scope of this utility model, being altered or modified of its relativeness,
Changing under technology contents without essence, when being also considered as the enforceable category of this utility model.
In the embodiment of the present application, as it is shown in figure 1, the center of yoke 2 is defined as inward-outward direction to peripheral direction.
As shown in Figure 1 to Figure 3, this utility model provides a kind of double roller three pin-type to move universal joint, including having spindle nose 11
Bearing pin 1 and be set in the yoke 2 outside bearing pin 1, yoke 2 inwall is provided with yoke alley 21, spindle nose 11 is arranged with internal trolley
12 and be arranged with outer roller 13 in internal trolley 12 lateral wall, the lateral wall of outer roller 13 leans with yoke alley 21 sidewall；
Internal trolley 12 can roll relative to spindle nose 11, and outer roller 13 can roll relative to internal trolley 12 and yoke alley 21.This practicality
Novel by being arranged with internal trolley 12 on spindle nose 11 and being arranged with outer roller 13, outer roller 13 in internal trolley 12 lateral wall
Lateral wall lean with yoke alley 21 sidewall, thus add between internal trolley 12, outer roller 13 and yoke alley 21
Swing degree of freedom, and decrease the frictional force between internal trolley 12, outer roller 13 and yoke alley 21；And then ensure this reality
Relatively low with novel operationally produced noise.Meanwhile, this utility model overall structure is relatively simple, be easy to processing and manufacturing,
Production cost is relatively low.
In the application, bearing pin 1 is three bearing pins, and i.e. on this bearing pin 1, spindle nose 11 quantity is that 3 and 3 spindle noses 11 are along bearing pin 1
Center circumferentially array distribution, each spindle nose 11 is in the cylindrical-shaped structure extended along inward-outward direction.Meanwhile, above-mentioned yoke alley
21 also have 3.And between outer end and the yoke alley 21 of above-mentioned spindle nose 11, there is gap 3, to avoid spindle nose 11 and yoke ball
Road 21 directly contacts and produces frictional force when spindle nose 11 moves relative to yoke alley 21 between the two.
As it is shown in figure 1, be provided with needle roller 14 between the medial wall of the lateral wall of spindle nose 11 and internal trolley 12, needle roller 14 can be relative
Roll in spindle nose 11 and internal trolley 12；Thus also ensure that internal trolley 12 can freely roll and reduce both relative to spindle nose 11
Between frictional force.
As it is shown in figure 1, the lateral wall of spindle nose 11 is provided with lock ring 15, lock ring 15 at the outer end corresponding to internal trolley 12
Slide in and out along spindle nose 11 for limiting internal trolley 12.Meanwhile, as it is shown in figure 1, lock ring 15 includes being set in spindle nose 11
On lock ring 151, be provided with outer defining flange 152 at the outer rim of lock ring 151.Outer defining flange 152 is used for and internal trolley 12
The medial wall of outer end and internal trolley 12 leans, to prevent the center of internal trolley 12 from skew occur so that internal trolley 12 with
Needle roller 14 and outer roller 13 are respectively provided with good matching relationship, thus ensure that internal trolley 12 can roll freely.
It addition, as it is shown in figure 1, lock ring 15 also includes that being set on spindle nose 11 and be positioned at lock ring 151 is connected with spindle nose 11
The bail wire 153 in the outside at place.This bail wire 153 can effectively limit above-mentioned lock ring 151 and be displaced outwardly along spindle nose 11.Meanwhile,
As depicted in figs. 1 and 2, spindle nose 11 is provided with detent 111, and bail wire 153 is embedded in detent 111.This enforcement
In example, the cross section of bail wire 153 is rounded.
As shown in figures 1 and 3, yoke alley 21 sidewall is provided with alignment concavity 211 at the lateral wall place of leaning with outer roller 13,
And outer roller 13 is contacted by least two anchor point 213 with alignment concavity 211.The application China and foreign countries roller 13 is recessed with location
Face 211 is contacted by least two anchor point 213, and this kind of contact form i.e. ensures that the external roller 13 of alignment concavity 211 has
Positioning function, the rotating direction making outer roller 13 are parallel with yoke alley 21 all the time, meanwhile, and outer roller 13 and alignment concavity
The form efficiency of 211 point cantact reduces frictional force between the two.It addition, as shown in figures 1 and 3, the present embodiment positions
The cross section of concave surface 211 is curved, and the cross section of this alignment concavity 211 may be used without the structure shapes such as triangle in other embodiments
Formula；Outer roller 13 is curved as the cross section of the side leant with alignment concavity 211.As it is shown in figure 1, at the present embodiment
Roller 13 and alignment concavity 211 is contacted by two anchor points 213 and two anchor points 213 are symmetrically dispersed in arc at home and abroad
In the alignment concavity 211 of shape, when roller 13 rolls relative to alignment concavity 211 the most outside, two anchor points 213 will be externally
Roller 13 applies two and acts on outer roller along alignment concavity 211 center position and symmetrical active force, the two active force
On 13, external roller 13 play effective positioning action, it is ensured that the center of outer roller 13 is relative with the center of alignment concavity 211
Should, and then ensure that the rotating direction of outer roller 13 is parallel with yoke alley 21 all the time.
As shown in figures 1 and 3, yoke alley 21 sidewall is provided with auxiliary positioning face 212 at the outer end corresponding to outer roller 13,
Auxiliary positioning face 212 leans for the outer end with outer roller 13.When roller 13 rolls relative to yoke alley 21 outside, outward
Roller 13 can be by outside relative force；Now, auxiliary positioning face 212 leans with the outer end of outer roller 13, this auxiliary
Locating surface 212 can apply the active force with above-mentioned thrust reversing to outer roller 13, effectively prevents outer roller 13 relative to yoke ball
Road 21 offsets, thus ensures that outer roller 13 has good matching relationship with yoke alley 21.It addition, as it is shown in figure 1,
Outer roller 13 is positioned at the root 131 of outer roller 13 outer end, to ensure outer roller 13 energy with auxiliary positioning face 212 place of leaning
Freely roll.
It addition, as depicted in figs. 1 and 2, the sidewall that above-mentioned bearing pin 1 center is provided with through hole 16 and through hole 16 is provided with even
Connect the sawtooth 161 of shape.The cross section that the outer surface of yoke 2 is provided with 3 external groove 22 and external groove 22 is curved.On it addition,
The center stating spindle nose 11 is provided with elastic breach 112, and this elasticity breach 112 cross section is horn-like in expand from inside to outside；On
Stating elastic breach 112 makes spindle nose 11 have certain deformability, in order to install on spindle nose 11 above-mentioned lock ring 15,
Internal trolley 12 and outer roller 13 etc..
In sum, this utility model effectively overcomes various shortcoming of the prior art and has high industrial utilization.
Above-described embodiment only illustrative principle of the present utility model and effect thereof, not for limiting this utility model.Any
Above-described embodiment all can be modified under spirit and the scope of the present utility model or change by those skilled in the art.
Therefore, such as art has usually intellectual without departing from the spirit disclosed in this utility model with under technological thought
All equivalences completed are modified or change, and must be contained by claim of the present utility model.
Claims (10)
1. double roller three pin-types move a universal joint, including having the bearing pin (1) of spindle nose (11) and being set in bearing pin (1) outside
Yoke (2), described yoke (2) inwall is provided with yoke alley (21), it is characterised in that: the upper set of described spindle nose (11)
It is provided with internal trolley (12) and is arranged with outer roller (13) in internal trolley (12) lateral wall, outside described outer roller (13)
Sidewall leans with yoke alley (21) sidewall；Described internal trolley (12) can roll relative to spindle nose (11), described outside
Roller (13) can roll relative to internal trolley (12) and yoke alley (21).
The most double roller three pin-types move universal joint, it is characterised in that: described yoke alley (21) sidewall exists
It is provided with alignment concavity (211), described outer roller (13) and alignment concavity (211) with the lateral wall place of leaning of outer roller (13)
Contacted by least two anchor point (213).
The most double roller three pin-types move universal joint, it is characterised in that: cutting of described alignment concavity (211)
Face is curved.
The most according to claim 1 or claim 2 pair of roller three pin-type moves universal joint, it is characterised in that: described yoke alley (21) side
Wall is provided with auxiliary positioning face (212) at the outer end corresponding to outer roller (13), and described auxiliary positioning face (212) is used for
Lean with the outer end of outer roller (13).
The most double roller three pin-types move universal joint, it is characterised in that: described outer roller (13) is fixed with auxiliary
Plane (212) place of leaning is positioned at root (131) place of outer roller (13) outer end.
The most double roller three pin-types move universal joint, it is characterised in that: the lateral wall of described spindle nose (11) with
Being provided with needle roller (14) between the medial wall of internal trolley (12), described needle roller (14) can be relative to spindle nose (11) and interior rolling
Wheel (12) rolls.
The most double roller three pin-types move universal joint, it is characterised in that: the lateral wall of described spindle nose (11) exists
Being provided with lock ring (15) at outer end corresponding to internal trolley (12), described lock ring (15) is used for limiting internal trolley (12)
Slide in and out along spindle nose (11).
The most double roller three pin-types move universal joint, it is characterised in that: described lock ring (15) includes sheathed
Lock ring (151) on spindle nose (11), is provided with outer defining flange (152) at the outer rim of described lock ring (151), described
Outer defining flange (152) is for leaning with the outer end of internal trolley (12) and the medial wall of internal trolley (12).
The most double roller three pin-types move universal joint, it is characterised in that: described lock ring (15) also includes set
It is located on spindle nose (11) and is positioned at the bail wire (153) of lock ring (151) and the outside of spindle nose (11) junction.
The most double roller three pin-types move universal joint, it is characterised in that: described spindle nose (11) is provided with fixed
Position groove (111), described bail wire (153) is embedded in detent (111).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620300509.2U CN205478970U (en) | 2016-04-12 | 2016-04-12 | Three round pin formulas on two gyro wheels remove universal joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620300509.2U CN205478970U (en) | 2016-04-12 | 2016-04-12 | Three round pin formulas on two gyro wheels remove universal joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205478970U true CN205478970U (en) | 2016-08-17 |
Family
ID=56640012
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620300509.2U Active CN205478970U (en) | 2016-04-12 | 2016-04-12 | Three round pin formulas on two gyro wheels remove universal joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205478970U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105650140A (en) * | 2016-04-12 | 2016-06-08 | 上海纳铁福传动系统有限公司 | Double-rolling-wheel and three-pin type movable universal joint |
| CN107120356A (en) * | 2017-06-28 | 2017-09-01 | 上海纳铁福传动系统有限公司 | Double rollers three pin-type moves universal joint |
| CN113272569A (en) * | 2019-01-08 | 2021-08-17 | 科默工业股份公司 | Hub connection system with angular play for bidirectional transmission of drive torque |
-
2016
- 2016-04-12 CN CN201620300509.2U patent/CN205478970U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105650140A (en) * | 2016-04-12 | 2016-06-08 | 上海纳铁福传动系统有限公司 | Double-rolling-wheel and three-pin type movable universal joint |
| CN107120356A (en) * | 2017-06-28 | 2017-09-01 | 上海纳铁福传动系统有限公司 | Double rollers three pin-type moves universal joint |
| CN113272569A (en) * | 2019-01-08 | 2021-08-17 | 科默工业股份公司 | Hub connection system with angular play for bidirectional transmission of drive torque |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |