CN208544071U - Servo-actuated arm axle - Google Patents
Servo-actuated arm axle Download PDFInfo
- Publication number
- CN208544071U CN208544071U CN201821096404.5U CN201821096404U CN208544071U CN 208544071 U CN208544071 U CN 208544071U CN 201821096404 U CN201821096404 U CN 201821096404U CN 208544071 U CN208544071 U CN 208544071U
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- CN
- China
- Prior art keywords
- ontology
- bushing
- servo
- arm axle
- actuated arm
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000000725 suspension Substances 0.000 abstract description 4
- 238000007789 sealing Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 210000004907 gland Anatomy 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 230000032258 transport Effects 0.000 description 1
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- Vehicle Body Suspensions (AREA)
Abstract
The utility model provides servo-actuated arm axle, belongs to vehicle suspension system parts technical field.The problem of it solves existing pivot pin and idle rod is rotatably assorted structural instability, service life bottom.This servo-actuated arm axle includes ontology, the middle part of ontology has the retaining ring with ontology integral structure, the lower end of ontology is provided with the interconnecting piece for hanging connection, upper bushing, lower bushing are arranged on the outer wall of ontology upper section, spring is provided between upper bushing and lower bushing, one end resilient abutment of spring is on the end face of upper bushing inner end, and the other end resilient abutment of spring is on the end face of lower bushing inner end, the lower adjustment structure being provided between bushing and ontology for adjustment spring elastic force.The advantages of the utility model are as follows: structure is simple, is mounted in idle rod and is rotatably assorted stable structure with idle rod axis hole, long service life.
Description
Technical field
The utility model belongs to vehicle suspension system parts technical field, is related to a kind of servo-actuated arm axle.
Background technique
Idle rod is the important component in automobile suspension system, plays the role of guiding in suspension.It is existing with
Swing arm assembly generally comprises the servo-actuated arm axle being arranged in idle rod, the sleeve connecting with idle rod and sleeve, on servo-actuated arm axle
Disk and two axially vertical diskwares of servo-actuated arm axle are set, and one end of servo-actuated arm axle is fixed by nut, and it is another to be servo-actuated arm axle
End is connect with support.Servo-actuated arm assembly based on above structure, it is certain due to can generally exist between each diskware and sleeve
Gap, cause some sundries, greasy dirt etc. to contact with servo-actuated arm axle, servo-actuated arm axle made to be susceptible to erosion damage, reduce servo-actuated
Arm axle service life.
For above-mentioned this case, occur a kind of servo-actuated arm assembly in the market, such as Chinese patent Patent No.:
Servo-actuated arm assembly described in " 201320718258.6 " including idle rod, the sleeve connecting with idle rod and is arranged in sleeve
Pivot pin, the first axle sleeve and the second axle sleeve are respectively equipped between sleeve lining and pivot pin, with the axially vertical setting of pivot pin
One diskware, the second diskware are respectively equipped with the first sealing ring and the second sealing ring, first sealing ring and on sleeve outer wall
One diskware is tightly connected, and the second sealing ring and the second diskware are tightly connected.
In such a configuration, first axle sleeve, the second axle sleeve are easy the axial float on pivot pin, cause pivot pin and are servo-actuated
Arm is rotatably assorted structural instability, and service life is low.
Summary of the invention
The purpose of this utility model is to provide that a kind of structure is simple, peace for the above-mentioned problems in the prior art
Be rotatably assorted in idle rod with idle rod axis hole stable structure, servo-actuated arm axle with long service life.
The purpose of this utility model can be realized by the following technical scheme: a kind of servo-actuated arm axle, including ontology, described
The middle part of ontology has a retaining ring with ontology integral structure, the upper section of the ontology for being connect with the axis hole in idle rod and
The axis hole port wall abutting contact of the retaining ring and idle rod, the lower end of the ontology are provided with the connection for hanging connection
Portion, which is characterized in that be arranged with upper bushing, lower bushing on the outer wall of the ontology upper section, set between upper bushing and lower bushing
It is equipped with spring, one end resilient abutment of the spring is on the upper bushing inner end end face, the other end of the spring
Resilient abutment is provided between the lower bushing and ontology on the lower bushing inner end end face for adjustment spring elastic force
The adjustment structure of size.
Upper bushing that this servo-actuated arm axle is arranged on the body, lower bushing, when which is idle rod shaft hole matching,
The upper bushing, lower bushing play rotation mediator and use, and cause slow-roll stabilization between the two, set between the two in upper bushing, lower bushing
Spring is set, the elastic force effect of the spring causes the stable structure of both upper bushing, lower bushing connection on the body, service life
It is long.
In above-mentioned servo-actuated arm axle, the upper end of the upper bushing has the flange being radially outward arranged, and described turns over
It is T font that side and the upper bushing, which are linked together structure and the cross section of the rwo, and the upper bushing spiral is connected to institute
On the ontology the stated and lower end surface of the flange is for the end face abutting contact with the upper end aperture of the idle rod axis hole.In this way
The purpose of setting is the gland seal in flange and idle rod by upper bushing, prevents some sundries, greasy dirt etc. and idle rod
Axis contact.
In above-mentioned servo-actuated arm axle, annular groove is offered on the lower end surface of the flange, in the annular groove
It is embedded with ring type seal.The purpose being arranged in this way is to make to improve and the gland seal effect in idle rod.
In above-mentioned servo-actuated arm axle, the adjustment structure include the retaining ring of ontology upper end end face on offer connection
, it is provided with the annular seating that can be circumferentially rotated in the attachment base, the lower bushing is in the annular seating
Between in hole, there is internal screw thread on the hole inner wall of the interstitial hole of the annular seating, be arranged on the external cylindrical surface of the lower bushing
There is external screw thread, the lower bushing is connected on the annular seating by the cooperation spiral of external screw thread and internal screw thread.Swivel becket
Shape seat, since annular seating is connect with lower bush threads, which drives lower bushing axially upwardly to move, which transports upwards
Dynamic to compress axially to spring, elastic force becomes larger in spring, and the both ends of spring hold out against upper bushing, lower bushing, cause upper bushing, lower bushing
Stablize with body connection structure, long service life.
In above-mentioned servo-actuated arm axle, external screw thread is provided in the outer cylindrical wall of the upper section of the ontology, under described
It is provided with internal screw thread on the inner wall of bushing, the lower bushing is connected in described by internal screw thread and externally threaded cooperation spiral
On ontology.The purpose being arranged in this way is to assist the lower bushing moved axially upward.
In above-mentioned servo-actuated arm axle, outer-hexagonal protrusion is provided on the external cylindrical surface of the annular seating.It is arranged in this way
Purpose be to facilitate adjusting annular seating.
Compared with prior art, upper bushing and lower bushing is arranged in this servo-actuated arm axle on the body, and also sets between the rwo
It is equipped with spring, the elastic force effect of the spring causes the stable structure of both upper bushing, lower bushing connection on the body；This is practical new
The advantages of type are as follows: structure is simple, is mounted in idle rod and is rotatably assorted stable structure with idle rod axis hole, long service life.
Detailed description of the invention
Fig. 1 is the schematic cross-sectional view of this servo-actuated arm axle.
In figure, 1, ontology；2, retaining ring；3, interconnecting piece；4, upper bushing；5, lower bushing；6, spring；7, flange；8, annular is close
Seal；9, annular seating；10, outer-hexagonal protrusion.
Specific embodiment
It is specific embodiment of the utility model and in conjunction with attached drawing below, the technical solution of the utility model is made further
Description, but the utility model is not limited to these examples.
As shown in Figure 1, this servo-actuated arm axle is mainly made of ontology 1, the middle part of ontology 1 has and 1 integral structure of ontology
Retaining ring 2, the upper section of ontology 1 is used to connect with the axis hole in idle rod and the axis hole port wall of the retaining ring 2 and idle rod is against connecing
Touching, the lower end of ontology 1 are provided with the interconnecting piece 3 for hanging connection, are arranged with upper bushing 4, lower lining on the outer wall of 1 upper section of ontology
Set 5, in actually manufacture, the upper end of the upper bushing 4 has the flange 7 being radially outward arranged, and flange 7 and upper bushing 4 are linked as one
Body structure and the cross section of the rwo are T font, 4 spiral of upper bushing is connected on ontology 1 and the lower end surface of the flange 7 be used for
The end face abutting contact in the upper end aperture of the idle rod axis hole；Annular groove, annular groove are offered on the lower end surface of flange 7
In be embedded with ring type seal 8.
Spring 6 is provided between upper bushing 4 and lower bushing 5, one end resilient abutment of spring 6 is in the upper bushing 4
It holds on end face, the other end resilient abutment of spring 6 is set between lower bushing 5 and ontology 1 on the 5 inner end end face of lower bushing
It is equipped with the adjustment structure for 6 elastic force of adjustment spring, in actually manufacture, the specific embodiment of the adjustment structure are as follows:
Attachment base is offered on the upper end end face of the retaining ring 2 of ontology 1, and the annular seating 9 that can be circumferentially rotated, lower lining are provided in attachment base
Set 5 has internal screw thread in the interstitial hole of the annular seating 9 on the hole inner wall of the interstitial hole of annular seating 9, lower bushing 5
External screw thread is provided on external cylindrical surface, lower bushing 5 is connected in the annular seating 9 by the cooperation spiral of external screw thread and internal screw thread
On；It is provided with external screw thread in the outer cylindrical wall of the upper section of ontology 1, internal screw thread is provided on the inner wall of lower bushing 5, lower bushing 5 is logical
It crosses internal screw thread and externally threaded cooperation spiral is connected on ontology 1.
Adjusting is rotated on ontology 1 in order to facilitate annular seating 9, it is convex to be provided with outer-hexagonal on the external cylindrical surface of the annular seating 9
Play 10.
The content being not described in detail in this specification belongs to the prior art well known to professional and technical personnel in the field.Herein
Described in specific embodiment be only the spirit of the present invention is given an example.The utility model technical field
Technical staff can make various modifications or additions to the described embodiments or be substituted in a similar manner, but
Without departing from the spirit of the present application or beyond the scope of the appended claims.
Claims (6)
1. a kind of servo-actuated arm axle, including ontology (1), the middle part of the ontology (1) has the retaining ring with ontology (1) integral structure
(2), the upper section of the ontology (1) with the axis hole in idle rod for connecting and the aperture of retaining ring (2) and idle rod axis hole
Wall abutting contact, the lower end of the ontology (1) are provided with the interconnecting piece (3) for hanging connection, which is characterized in that described
It is arranged with upper bushing (4), lower bushing (5) on the outer wall of ontology (1) upper section, is provided with bullet between upper bushing (4) and lower bushing (5)
Spring (6), one end resilient abutment of the spring (6) on described upper bushing (4) the inner end end face, the spring (6)
Other end resilient abutment is provided between the lower bushing (5) and ontology (1) on described lower bushing (5) the inner end end face
Adjustment structure for adjustment spring (6) elastic force.
2. servo-actuated arm axle according to claim 1, which is characterized in that the upper end of the upper bushing (4) have it is radial to
The flange (7) of outer setting, the flange (7) and the upper bushing (4) are linked together structure and the cross section of the rwo is T
Font, the upper bushing (4) spiral is connected on the ontology (1) and the lower end surface of the flange (7) be used for it is described
The end face abutting contact in the upper end aperture of idle rod axis hole.
3. servo-actuated arm axle according to claim 2, which is characterized in that offered on the lower end surface of the flange (7)
Annular groove is embedded with ring type seal (8) in the annular groove.
4. servo-actuated arm axle according to claim 1 or 3, which is characterized in that the adjustment structure includes the gear of ontology (1)
It encloses on the upper end end face of (2) and offers attachment base, the annular seating (9) that can be circumferentially rotated, institute are provided in the attachment base
The lower bushing (5) stated is in the interstitial hole of the annular seating (9), on the hole inner wall of the interstitial hole of the annular seating (9)
With internal screw thread, external screw thread is provided on the external cylindrical surface of the lower bushing (5), the lower bushing (5) passes through external screw thread
It is connected in the cooperation spiral of internal screw thread on the annular seating (9).
5. servo-actuated arm axle according to claim 4, which is characterized in that in the outer cylindrical wall of the upper section of the ontology (1)
Be provided with external screw thread, be provided with internal screw thread on the inner wall of the lower bushing (5), the lower bushing (5) by internal screw thread with
Externally threaded cooperation spiral is connected on the ontology (1).
6. servo-actuated arm axle according to claim 5, which is characterized in that be arranged on the external cylindrical surface of the annular seating (9)
There is outer-hexagonal raised (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821096404.5U CN208544071U (en) | 2018-07-11 | 2018-07-11 | Servo-actuated arm axle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821096404.5U CN208544071U (en) | 2018-07-11 | 2018-07-11 | Servo-actuated arm axle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208544071U true CN208544071U (en) | 2019-02-26 |
Family
ID=65424385
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821096404.5U Expired - Fee Related CN208544071U (en) | 2018-07-11 | 2018-07-11 | Servo-actuated arm axle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208544071U (en) |
-
2018
- 2018-07-11 CN CN201821096404.5U patent/CN208544071U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190226 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |