CN206627273U - A kind of bushing test device - Google Patents
A kind of bushing test device Download PDFInfo
- Publication number
- CN206627273U CN206627273U CN201621236625.9U CN201621236625U CN206627273U CN 206627273 U CN206627273 U CN 206627273U CN 201621236625 U CN201621236625 U CN 201621236625U CN 206627273 U CN206627273 U CN 206627273U
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- bushing
- test device
- ring
- spacing ring
- fixing axle
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Abstract
The utility model discloses a kind of bushing test device, including pedestal, the rolling bearing in the mounting ring of pedestal, hole seat and bushing positioning seat, the fixing axle of penetration liner positioning seat, the rotating driving device at connection hole seat rotation driving end, and apply stressed pressure loading device to fixing axle.Bushing test device in the utility model can simulate the situation of bushing suffered load in the actual working environment inside automobile chair frame structure turning point, be advantageous to the estimation of the follow-up assessment for being directed to liner wear situation, bushing service life and the bushing working condition in automotive seat operation.
Description
Technical field
It the utility model is related to a kind of bushing test device.
Background technology
With the high speed development of the industry of automobile, people require more and more higher to the safety and comfort property of automotive seat.
Wear parts of the bushing as the offer motion lubrication in seat height adjuster, to the service behaviour of seat height adjuster,
Optimal Structure Designing, service life play direct decisive action.
In the prior art, the test for bushing performance is mainly based upon the standard testing to bushing.The standard testing
It is not involved with influence of the working environment of actual seat height adjuster for bushing performance, it is impossible to really reflect use
In the bushing change over time of seat height adjuster, the change that its performance occurs.Specifically, when height of seat is adjusted
Device is in working environment, and its internal bushing is for a long time by the dynamic load from seat, and the bushing is in gear internal
Only in certain angular range internal rotation, thus bushing bear side of pressure abrasion it is often more serious compared with other parts.
The content of the invention
Technical problem to be solved in the utility model is in the prior art, the test equipment and method of bushing can not
Really reflect abrasion condition of the bushing in gear internal working environment, there is provided a kind of bushing test device.
Technical scheme is used by the utility model solves its technical problem：
A kind of bushing test device, including：Pedestal with mounting ring；Hole seat with vestibule, a part for the hole seat
It is arranged on by rolling bearing in the mounting ring, another part stretches out the mounting ring and forms rotation driving end；Installed in institute
The bushing positioning seat in vestibule is stated, the hole is stretched out in one end of the bushing positioning seat away from the direction at the rotation driving end
Chamber forms bushing installation end；Through the fixing axle of the bushing positioning seat, have between the fixing axle and the bushing positioning seat
House the space of bushing to be measured；It is flexibly connected with the fixing axle for the pressure-loaded dress to the fixing axle on-load pressure
Put, the pressure loading device includes the first loading arm and the second loading arm, and first loading arm and the second loading arm distinguish position
In the both sides of pedestal, it is flexibly connected with fixing axle；Connect the rotating driving device at the rotation driving end.
Further, the rotating driving device rotates rotation driving end described in axis connection by Z-type.Z type rotary shafts can
To allow rotary shaft to drive hole seat, bushing positioning seat and the bushing in bushing positioning seat do 360 ° of reciprocating rotation.
Further, a rotating room, the rotating room are also included between the rotating driving device and rotation driving end
The first side wall connection rotating driving device；The second sidewall connection rotation driving end of the rotating room relative with the first side wall, and
And hole is provided with second sidewall, the fixing axle stretches into the intracavitary of rotating room from the hole；It is provided with out at the top of the rotating room
Mouthful, second loading arm stretches into the intracavitary of rotating room from the opening, and is flexibly connected with fixing axle.Rotating room can drive hole
Seat, bushing positioning seat and the bushing in bushing positioning seat do the reciprocating rotation of certain angle.
The opening allows radian measure alpha≤180 ° that rotating room rotates.
Further, also bag rolling bearing position limiting structure, the rolling bearing position limiting structure include the first stop flange structure,
First spacing ring, the second spacing ring and the 3rd spacing ring, wherein, the first stop flange structure setting is in the rotation driving
On the outer wall at end, and it is in contact with a side of rolling bearing inner ring；3rd spacing ring and the first stop flange knot
Structure is oppositely arranged, and it is fixedly mounted in hole seat, and is in contact with another side of rolling bearing inner ring；First limit
Position ring be arranged at the first stop flange structure homonymy, it is fixedly mounted in mounting ring, and with one of housing washer
Side is in contact；Second spacing ring is oppositely arranged with the first spacing ring, and positioned at the opposite side of rolling bearing, it is fixedly mounted
It is in contact in mounting ring, and with the another side of housing washer.
First stop flange structure, the first spacing ring, the second spacing ring and the 3rd spacing ring are together by described rolling
Bearing clamps, and prevents rolling bearing or so from offseting；
Further, in addition to a bushing spacing ring, the bushing spacing ring are disposed adjacent with the bushing installation end, and
And be sleeved in the fixing axle, the second stop flange structure is additionally provided with the outer wall of the bushing installation end.
Second flange position limiting structure is used for preventing bushing and bushing positioning seat to be measured in rotary course with bushing spacing ring
Transverse shifting；
Preferably, it is additionally provided with a packing ring between the bushing spacing ring and bushing installation end.
Further, the quantity of the rolling bearing is at least 2, and separation is provided between adjacent rolling bearing
Ring.
Further, the reinforcing angle of first loading arm and the second loading arm can be adjusted, it is achieved thereby that to lining
The application of the power of set inner side different angle, is advantageous to the simulation to true stress on the inside of bushing.
Further, during test, bushing to be measured is sleeved in fixing axle, and between bushing and the bushing installation end to be measured
Installed using interference fit.
The effect that the utility model actively improves is：By simulating bushing in the rotary mode of gear internal and to lining
Set inner side applies the power on single direction, carrys out the real abrasion condition for reflecting bushing in the working environment of reality.
Brief description of the drawings
Fig. 1 is the schematic diagram of the test device of bushing in the utility model one embodiment.
Fig. 2 is the positive sectional view of test device of bushing in the utility model one embodiment.
Fig. 3 is the sectional view of rotating room side in the utility model one embodiment.
Fig. 4 is the positive sectional view of test device of bushing in the utility model another embodiment.
Embodiment
Embodiment of the present utility model is specifically described below in conjunction with the accompanying drawings.
Embodiment 1
As illustrated in fig. 1 and 2, a kind of bushing test device 1, including：
One mounting ring 31 is arranged at pedestal 3, pedestal top；
Hole seat 4, the hole seat 4 are arranged on the intracavitary of mounting ring 31, and its one end stretches out the chamber of the mounting ring 31, forms rotation
Turn drive end 41, the hole seat 4 also includes the first stop flange structure 42 close to the outer surface at rotation driving end 41；
Two rolling bearings 61 and 62, respectively including outer ring 611, inner ring 612 and outer ring 621, inner ring 622, the axis of rolling
61 and 62 to be held to be arranged between the mounting ring 31 and hole seat 4, the outer ring 611 and 621 is in contact with the inwall of mounting ring 31,
The inner ring 612 and 622 is in contact with the outer wall of hole seat 4, and a side of inner ring 612 and the first stop flange knot
The side of structure 42 is in contact；A stripper loop 63 is additionally provided between two rolling bearings 61 and 62；
Preferably, rolling bearing can be ball bearing or needle bearing.
In other embodiments, the quantity of rolling bearing can also be 1,3 or more.The quantity of rolling bearing takes
Certainly in its pressure to be born.
First spacing ring 71, first spacing ring 71 are arranged at the side of rolling bearing 61, itself and housing washer 611
A side be in contact, and be fixedly mounted in mounting ring 31；
Second spacing ring 72, second spacing ring 72 is oppositely arranged with the first spacing ring 71, positioned at the one of rolling bearing 62
Side, and be in contact with a side of housing washer 621, second spacing ring 72 is fixedly mounted in the mounting ring
31；
3rd spacing ring 73, the 3rd spacing ring 73 is oppositely arranged with the first stop flange structure 41, positioned at rolling bearing
62 side, it is in contact with a side of rolling bearing inner ring 622, and is fixedly mounted in the hole seat 4；
In other embodiments, under conditions of rotating speed is unhappy, the first stop flange structure, the first spacing ring, the second limit
Position ring and the 3rd spacing ring can omit as needed.
Bushing positioning seat 8, the bushing positioning seat 8 are installed with hole seat 4 using interference fit, and its one end stretches out the vestibule 43
With the 3rd spacing ring 73, bushing installation end 82 is formed, and the outer surface of bushing installation end 82 is formed with the second stop flange knot
Structure 81, the second stop flange structure 81 are disposed adjacent with the 3rd spacing ring 73；
In other embodiments, under conditions of rotating speed is unhappy, the second stop flange structure can be omitted as needed.
Bushing spacing ring 74 and packing ring 75, packing ring 75 are arranged between bushing spacing ring 74 and bushing installation end 82；Packing ring
75 use elastomeric material, such as spring steel.
In other embodiments, when the flange of bushing to be measured need not be protected, bushing spacing ring 74 is pacified with bushing
Dress can also be not provided with packing ring 75 between end 82.
In other embodiments, under conditions of rotating speed is unhappy, bushing spacing ring and packing ring can omit as needed.
Fixing axle 9, the fixing axle run through the bushing spacing ring 74, packing ring 75, the vestibule of bushing positioning seat 8 and hole seat
43, there is the space 83 for housing bushing to be measured between fixing axle 9 and the bushing positioning seat 8；
Preferably, external screw thread is provided with the outer wall of fixing axle 9, the inwall of the bushing spacing ring 74 is provided with and outer spiral shell
The internal thread that line coordinates, the bushing spacing ring 74 is coordinated by screw thread to be installed in fixing axle 9.Bushing spacing ring 74 can also
It is arranged in fixing axle 9 by way of locking, or is arranged on by bolt on bushing positioning seat 8.
Apply stressed pressure loading device 10, including the first loading arm 101 to fixing axle 9, the second loading arm 102, its
In, the loading arm 102 of the first loading arm 101 and second is located at the both sides of the pedestal 3 respectively, with the activity of fixing axle 9
Connection；
Preferably, the reinforcing angle of the loading arm 102 of the first loading arm 101 and second can be adjusted.Because first adds
The loading arm 102 of load arm 101 and second is flexibly connected with the fixing axle 9, by adjusting the first loading arm 101 and the second loading arm
102 can also adjust accordingly with the connection angle of fixing axle 9, the angle of its power loaded.So as to which the utility model provides
Bushing test device can meet various testing requirements to applying the pressure of different directions on the inside of bushing to be measured.
Rotating driving device 11, the rotating driving device include motor 111 and rotary shaft 112, described one end of rotary shaft 112
Motor 111 is connected, the other end connects the first side wall 51 of rotating room 5；The second sidewall 52 of the rotating room relative with the first side wall
The rotation driving end 41 of hole seat 4 is connected, and second sidewall 52 is provided centrally with hole, and the fixing axle 9 stretches into this from the hole
The intracavitary of rotating room 5；The top of the rotating room 5 is provided with rectangular aperture 53, and second loading arm 102 is from the rectangular aperture 53
The intracavitary of rotating room 5 is stretched into, and is flexibly connected with fixing axle 9.The pivot center of rotating room 5 overlaps with the axis of fixing axle 9.
Rotating driving device 11 can drive rotating room 5, hole seat 4, bushing positioning seat 8 and the bushing 13 in bushing positioning seat 8
Do the reciprocating rotary of certain angle.
As shown in figure 3, two rotations that room is rotated against perpendicular to the edge of rotating room's side wall of the rectangular aperture 53
Radian measure alpha≤180 ° at center.Preferably α≤90 °, α≤60 °, or α≤30 °.Two of rectangular aperture 53 are perpendicular to rotating room
The edge of side wall further can be limited the rotational steps of rotating room 5, prevents that the rotation amplitude deviation of rotating room 5 is set
Angle and can not more accurately simulate the actual working environment of bushing.
In other embodiments, the open top of rotating room can also be other shapes, such as circular, ellipse etc..
When installing bushing 13 to be measured, first the first loading arm 101 can be removed from fixing axle 9, then bushing is spacing
Ring 74 and packing ring 75 are removed from fixing axle 9, and then bushing 13 to be measured is sleeved in fixing axle 9, and from bushing installation end 82
Place loads the space 83 for housing bushing to be measured in an interference fit.Finally mounting gasket 75 successively in fixing axle 9, bushing
The loading arm 101 of spacing ring 74 and first.
When the bushing test device 1 works, rotating driving device 11 drives the reciprocating rotary in the range of certain angle of rotating room 5
It is dynamic.Rotating room 5 can drive hole seat 4, bushing positioning seat 8 and the bushing to be measured 13 in the space 83 for housing bushing to be measured again
Rotated in rolling bearing.At the same time, pressure loading device 10 by the first loading arm 101 and the second loading arm 102 to solid
Dead axle 9 applies the power on vertical direction.The power further acts on the inwall of the bushing to be measured 13 of rotation, completes to bushing to be measured
The simulation of 13 actual working environments.
Embodiment 2
As shown in figure 4, a kind of bushing test device, including：
Rotating driving device, the rotating driving device include motor 121 and rotary shaft 122.Wherein, rotary shaft 122 is Z-type
Axle, the one end of rotary shaft 122 connection motor 121, the other end connect the rotation driving end 41 of hole seat 4.One of rotary shaft 122
The rotation axis of transverse axis 1221 overlaps with the axis of fixing axle 9.
Other settings of the bushing test device are identical with embodiment 1.
During the bushing test device work, the drive of rotating driving device 11 rotary shaft 122 does the reciprocating rotary of certain angle
It is dynamic.Rotary shaft 122 can drive hole seat 4, bushing positioning seat 8 and the bushing to be measured in the space 83 for housing bushing to be measured again
13 rotate in rolling bearing.At the same time, pressure loading device by the first loading arm 101 and the second loading arm 102 to solid
Dead axle 9 applies the power on vertical direction.The power further acts on the inwall of the bushing to be measured 13 of rotation, completes to bushing to be measured
The simulation of 13 actual working environments.
Above content is made that specific descriptions to a kind of bushing test device described in the utility model, but this practicality is new
Type is not limited to by specific embodiments described above content, so all according to any of technical essential of the present utility model progress
Improve, equivalent modifications and replacement etc., belong to the scope of protection of the utility model.
Claims (10)
- A kind of 1. bushing test device, it is characterised in that including：Pedestal with mounting ring；Hole seat with vestibule, a part for the hole seat are arranged in the mounting ring by rolling bearing, and another part stretches out The mounting ring forms rotation driving end；Bushing positioning seat in the vestibule, the side of one end of the bushing positioning seat away from the rotation driving end Bushing installation end is formed to the vestibule is stretched out；Have through the fixing axle of the bushing positioning seat, between the fixing axle and the bushing positioning seat and house bushing to be measured Space；For including the first loading arm and second to the pressure loading device of the fixing axle on-load pressure, the pressure loading device Loading arm, first loading arm and the second loading arm are located at the both sides of pedestal, are flexibly connected with fixing axle respectively；Connect the rotating driving device at the rotation driving end.
- 2. a kind of bushing test device as claimed in claim 1, it is characterised in that the rotating driving device is revolved by Z-type Rotating shaft connects the rotation driving end.
- 3. a kind of bushing test device as claimed in claim 1, it is characterised in that the rotating driving device and rotation driving Also include a rotating room, the first side wall connection rotating driving device of the rotating room between end；It is relative with the first side wall The second sidewall connection rotation driving end of rotating room, and hole is provided with second sidewall, the fixing axle stretches into rotation from the hole Turn the intracavitary of room；Opening is provided with the top of the rotating room, second loading arm stretches into the intracavitary of rotating room from the opening, and It is flexibly connected with fixing axle.
- 4. a kind of bushing test device as claimed in claim 3, it is characterised in that the opening allows the arc that rotating room rotates Spend α≤180 °.
- 5. a kind of bushing test device as claimed in claim 1, it is characterised in that also bag rolling bearing position limiting structure, the rolling Dynamic bearing position limiting structure includes the first stop flange structure, the first spacing ring, the second spacing ring and the 3rd spacing ring, wherein,The first stop flange structure setting on the outer wall at the rotation driving end, and with one of rolling bearing inner ring Side is in contact；3rd spacing ring is oppositely arranged with the first stop flange structure, and positioned at the opposite side of rolling bearing, it is fixedly mounted It is in contact in hole seat, and with another side of rolling bearing inner ring；First spacing ring is arranged at the first stop flange structure homonymy, and it is fixedly mounted in mounting ring, and with rolling One side of bearing outer ring is in contact；Second spacing ring is oppositely arranged with the first spacing ring, and positioned at the opposite side of rolling bearing, it is fixedly mounted on installation On ring, and it is in contact with the another side of housing washer.
- 6. a kind of bushing test device as claimed in claim 1, it is characterised in that also including a bushing spacing ring, the lining Set spacing ring is disposed adjacent with the bushing installation end, and is sleeved in the fixing axle, the outer wall of the bushing installation end On be additionally provided with the second stop flange structure.
- 7. a kind of bushing test device as claimed in claim 6, it is characterised in that the bushing spacing ring and bushing installation end Between be additionally provided with a packing ring.
- 8. a kind of bushing test device as claimed in claim 1, it is characterised in that the quantity of the rolling bearing is at least 2 Stripper loop is provided between individual and adjacent rolling bearing.
- 9. a kind of bushing test device as claimed in claim 1, it is characterised in that first loading arm and the second loading arm Reinforcing angle can adjust.
- 10. a kind of bushing test device as claimed in claim 1, it is characterised in that during test, bushing to be measured is sleeved on fixation On axle, and using interference fit installation between bushing and the bushing installation end to be measured.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621236625.9U CN206627273U (en) | 2016-11-10 | 2016-11-10 | A kind of bushing test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621236625.9U CN206627273U (en) | 2016-11-10 | 2016-11-10 | A kind of bushing test device |
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| Publication Number | Publication Date |
|---|---|
| CN206627273U true CN206627273U (en) | 2017-11-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621236625.9U Active CN206627273U (en) | 2016-11-10 | 2016-11-10 | A kind of bushing test device |
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| CN (1) | CN206627273U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108072511A (en) * | 2016-11-10 | 2018-05-25 | 圣戈班高功能塑料(上海)有限公司 | A kind of bushing test device |
-
2016
- 2016-11-10 CN CN201621236625.9U patent/CN206627273U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108072511A (en) * | 2016-11-10 | 2018-05-25 | 圣戈班高功能塑料(上海)有限公司 | A kind of bushing test device |
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