CN105179592B - Bent axle vibration absorber - Google Patents
Bent axle vibration absorber Download PDFInfo
- Publication number
- CN105179592B CN105179592B CN201510670205.5A CN201510670205A CN105179592B CN 105179592 B CN105179592 B CN 105179592B CN 201510670205 A CN201510670205 A CN 201510670205A CN 105179592 B CN105179592 B CN 105179592B
- Authority
- CN
- China
- Prior art keywords
- buffer body
- bent axle
- disk
- lubrication groove
- vibration
- 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.)
- Active
Links
Abstract
The invention discloses a kind of bent axle vibration absorber, it includes：Preceding damping assembly, it includes：Lubrication groove, its fixed cover is located at the front end of bent axle；And foreign steamer, it is sheathed on outside the lubrication groove, and the first buffer body is folded between the foreign steamer and the lubrication groove；Wherein, the bent axle vibration absorber also includes：Damping assembly afterwards, it includes：Spider, its fixed cover is located at the rear side of the lubrication groove；Second buffer body, it is sheathed on the spider；Inertia disk, its buckle closure is on second buffer body；And fixed disk, its buckle closure is in the inertia disk.The twisting vibration that the preceding damping assembly of the present invention is mainly used in bent axle carries out vibration damping, and the flexural vibrations that rear damping assembly is mainly used in bent axle carry out vibration damping, so that combined vibration-damping is realized, to effectively improve the effectiveness in vibration suppression to bent axle.
Description
Technical field
The present invention relates to shock absorber field, more particularly to a kind of bent axle vibration absorber.
Background technology
Engine crankshaft is a very important part, and its manufacturing process is complicated, and quality requirement is high, when engine work
When making, the vibration of bent axle is mainly the vibration of torsional direction, but can also produce vibration in bending direction, how to reduce shaking for bent axle
Dynamic is one of important content of engine crankshaft design.
At present, reduce crankshaft vibration conventional means be in crankshaft front end mounting dampers, at present, available engine bent axle
The consideration twisting vibrations of many of shock absorber, the effect that its complex vibration to bending and twisting vibration carries out vibration damping is limited, usually
The damping requirements of crankshaft system are not reached.
The information for being disclosed in the background section is merely intended to understanding of the increase to the general background of the present invention, without answering
When the prior art for being considered as recognizing or implying the information structure in any form well known to persons skilled in the art.
The content of the invention
It is an object of the invention to provide a kind of bent axle vibration absorber, so as to overcome the shock absorber of existing bent axle to bending
The limited shortcoming with the effect of the complex vibration progress vibration damping of twisting vibration.
To achieve the above object, the invention provides a kind of bent axle vibration absorber, it includes preceding damping assembly, the preceding vibration damping
Component includes：Lubrication groove, its fixed cover is located at the front end of bent axle；And foreign steamer, it is sheathed on outside the lubrication groove, and the foreign steamer and institute
State and be folded with the first buffer body between lubrication groove；Wherein, the bent axle vibration absorber also includes rear damping assembly, and it includes：Spider,
Its fixed cover is located at the rear side of the lubrication groove；Second buffer body, it is sheathed on the spider；Inertia disk, its buckle closure is in institute
State on the second buffer body；And fixed disk, its buckle closure is in the inertia disk.
Preferably, in above-mentioned technical proposal, first buffer body and the second buffer body are rubber bodies.
Preferably, in above-mentioned technical proposal, inlay card has straight pin between the inertia disk and the lubrication groove.
Preferably, in above-mentioned technical proposal, second buffer body is in annular shape, and the inwall of second buffer body is recessed
There is annular groove；Second buffer body is sheathed on the spider by the annular groove.
Preferably, in above-mentioned technical proposal, second buffer body is by point buffer body of two axial cross sections in " 7 " shape
Combine.
Preferably, in above-mentioned technical proposal, the axial cross section of the inertia disk is in " 7 " shape, and the axle of the fixed disk
Also it is in " 7 " shape to section；The bottom wall of the inertia disk is fitted on the bottom wall of described point of buffer body of front side, and described
The side wall of inertia disk is fitted on the side wall of described two points of buffer bodies；The bottom wall of the fixed disk is fitted in the institute positioned at rear side
On the bottom wall for stating point buffer body, and the side wall of the fixed disk is fitted on the side wall of the inertia disk.
Compared with prior art, the present invention has the advantages that：
1st, the twisting vibration that preceding damping assembly of the invention is mainly used in bent axle carries out vibration damping, and rear damping assembly is mainly used
Vibration damping is carried out in the flexural vibrations to bent axle, so that combined vibration-damping is realized, to effectively improve the effectiveness in vibration suppression to bent axle.
2nd, the second buffer body of the invention is fastened in " 7 " shape with inertia disk and contacted, and its is simple in construction, easy to assembly.And
Inertia disk and the contact area of the second buffer body are big, can further improve the effectiveness in vibration suppression of the present invention.
Brief description of the drawings
Fig. 1 is the structural representation according to bent axle vibration absorber of the present invention.
Fig. 2 is the structural representation for the front end that bent axle is installed on according to bent axle vibration absorber of the present invention.
Main Reference Numerals explanation：
1- lubrication grooves, 2- foreign steamers, the buffer bodies of 3- first, 4- spiders, the buffer bodies of 5- second, 51- points of buffer bodies, 6- inertia
Disk, 7- fixed disks, 8- straight pins, 9- bent axles, 91- timing gears, 92- pressing plates, 93- bolts, 94- cone keys, 95- spacers, 96-
O-ring seals.
Embodiment
Below in conjunction with the accompanying drawings, the embodiment to the present invention is described in detail, it is to be understood that the guarantor of the present invention
Shield scope is not limited by embodiment.
Explicitly indicated that unless otherwise other, otherwise in entire disclosure and claims, term " comprising " or its change
Change such as "comprising" or " including " etc. and will be understood to comprise stated element or part, and do not exclude other members
Part or other parts.
Fig. 1 and Fig. 2 show the structural representation of bent axle vibration absorber according to the preferred embodiment of the present invention.Such as Fig. 1
With shown in Fig. 2, preceding damping assembly includes lubrication groove 1, the buffer body 3 of foreign steamer 2 and first, and foreign steamer 2 is sheathed on outside lubrication groove 1, and foreign steamer 2
The first buffer body 3 is folded between lubrication groove 1, it is preferable that the first buffer body 3 is rubber bodies, it can also have slow for other
Rush the material of damping effect.As shown in Fig. 2 the front portion of the endoporus of lubrication groove 1 is more than rear portion, lubrication groove 1 is arranged by the rear portion of endoporus
In the front end of bent axle 9, the end of bent axle 9 is fixedly installed a pressing plate 92 by bolt 93, and pressing plate 92 is stuck in the endoporus of lubrication groove 1
At step between anterior and rear portion, inlay card has cone key 94 between the endoporus of bent axle 9 and lubrication groove 1, so that lubrication groove 1 is with bent axle
9 are rotated.Spacer 95 is provided between timing gears 91 on the rear end and bent axle 9 of lubrication groove 1, between spacer 95 and bent axle 9
It is provided with O-ring seals 96.Preceding damping assembly is mainly used in the twisting vibration to bent axle 9 and carries out vibration damping.
With continued reference to Fig. 1 and Fig. 2, rear damping assembly includes spider 4, the second buffer body 5, inertia disk 6 and fixed disk
7, lubrication groove 1 is convexly equipped with an axle journal backward, and the fixed cover of spider 4 is excellent to be rotated with lubrication groove 1 on the axle journal of lubrication groove 1
Selection of land, inlay card has straight pin 8 between inertia disk 5 and lubrication groove 1.Second buffer body 5 is sheathed on spider 4, the buckle closure of inertia disk 6 in
On second buffer body 5, the buckle closure of fixed disk 7 is in inertia disk 6, and fixed disk 7 is fixed inertia disk 6 in outside spider 4
On two buffer bodies 5, so that when spider 4 is rotated with lubrication groove 1, the flexural vibrations to bent axle 9 carry out vibration damping.It is preferred that
Ground, the second buffer body 5 is rubber bodies, and it can also have the material that buffer shock-absorbing is acted on for other.The present invention passes through preceding vibration damping
Component and rear damping assembly realize combined vibration-damping, to effectively improve the effectiveness in vibration suppression to bent axle 9.
Further, the second buffer body 5 is in annular shape, and the inwall of the second buffer body 5 is arranged with annular groove, i.e., the second buffering
The section of body 5 vertically is taken the shape of the letter U shape, and the second buffer body 5 is sheathed on spider 4 by annular groove.Preferably, the second buffer body 5
Combined by two axial cross sections in point buffer body 51 of " 7 " shape, so that convenient be sheathed on spider the second buffer body 5
On 4, its is easy for installation.It is further preferred that the axial cross section of inertia disk 6 is in " 7 " shape, and the axial cross section of fixed disk 7
In " 7 " shape, the bottom wall of inertia disk 6 is fitted on the bottom wall of point buffer body 51 of front side, and the side wall laminating of inertia disk 6
On the side wall of two points of buffer bodies 51.The bottom wall of fixed disk 7 is fitted on the bottom wall of point buffer body 51 of rear side, and solid
The side wall of price fixing 7 is fitted on the side wall of inertia disk 6.Inertia disk 6 is fitted by bottom wall with side wall with the second buffer body 5, and solid
The bottom wall of price fixing 7 is also fitted in the second buffer body 5, so as to increase active area, further to improve the vibration damping of the present invention
Effect.
It is foregoing to the present invention specific illustrative embodiment description be in order to illustrate and illustration purpose.These descriptions
It is not wishing to limit the invention to disclosed precise forms, and it will be apparent that according to above-mentioned teaching, can be much changed
And change.The purpose of selecting and describing the exemplary embodiment is that explaining that the certain principles and its reality of the present invention should
With so that those skilled in the art can realize and using the present invention a variety of exemplaries and
A variety of selections and change.The scope of the present invention is intended to be limited by claims and its equivalents.
Claims (3)
1. a kind of bent axle vibration absorber, it includes：
Preceding damping assembly, it includes：
Lubrication groove, its fixed cover is located at the front end of bent axle；And
Foreign steamer, it is sheathed on outside the lubrication groove, and the first buffer body is folded between the foreign steamer and the lubrication groove；
Characterized in that, the bent axle vibration absorber also includes rear damping assembly, it includes：
Spider, its fixed cover is located at the rear side of the lubrication groove；
Second buffer body, it is sheathed on the spider；
Inertia disk, its buckle closure is on second buffer body；And
Fixed disk, its buckle closure is in the inertia disk；
Second buffer body is in annular shape, and the inwall of second buffer body is arranged with annular groove, and second buffer body is by two
Individual axial cross section is combined in point buffer body of " 7 " shape, and second buffer body is sheathed on the center by the annular groove
On disk, the axial cross section of the inertia disk is in " 7 " shape, and the axial cross section of the fixed disk is also in " 7 " shape, the inertia
The bottom wall of disk is fitted on the bottom wall of described point of buffer body of front side, and the inertia disk side wall be fitted in it is described two
On the side wall for dividing buffer body, the bottom wall of the fixed disk is fitted on the bottom wall of described point of buffer body of rear side, and described
The side wall of fixed disk is fitted on the side wall of the inertia disk.
2. bent axle vibration absorber according to claim 1, it is characterised in that first buffer body and the second buffer body are equal
For rubber bodies.
3. bent axle vibration absorber according to claim 1, it is characterised in that inlay card between the inertia disk and the lubrication groove
There is straight pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510670205.5A CN105179592B (en) | 2015-10-15 | 2015-10-15 | Bent axle vibration absorber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510670205.5A CN105179592B (en) | 2015-10-15 | 2015-10-15 | Bent axle vibration absorber |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105179592A CN105179592A (en) | 2015-12-23 |
| CN105179592B true CN105179592B (en) | 2017-10-31 |
Family
ID=54901903
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510670205.5A Active CN105179592B (en) | 2015-10-15 | 2015-10-15 | Bent axle vibration absorber |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105179592B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108098681A (en) * | 2018-01-31 | 2018-06-01 | 广西玉柴机器股份有限公司 | A kind of auxiliary device and method of the assembling of engine snubber belt pulley |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205001440U (en) * | 2015-10-15 | 2016-01-27 | 广西玉柴机器股份有限公司 | Bent axle vibration damper |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6675759B2 (en) * | 2001-02-12 | 2004-01-13 | Freudenberg-Nok General Partnership | Crankshaft damper |
| CN2765811Y (en) * | 2004-07-27 | 2006-03-22 | 天津大学 | Three-dimensional vibration composite absorber for vehicular engine shafting |
| US7905159B2 (en) * | 2006-06-22 | 2011-03-15 | Metavation, Llc | Torsional vibration damper |
| CN201110344Y (en) * | 2007-12-13 | 2008-09-03 | 广西玉柴机器股份有限公司 | Rubber shock absorber for engine |
| CN204692520U (en) * | 2015-04-27 | 2015-10-07 | 宁波赛德森减振系统有限公司 | A kind of crank pulley of twisting and warping combined vibration-damping |
-
2015
- 2015-10-15 CN CN201510670205.5A patent/CN105179592B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205001440U (en) * | 2015-10-15 | 2016-01-27 | 广西玉柴机器股份有限公司 | Bent axle vibration damper |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105179592A (en) | 2015-12-23 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201835397U (en) | TMD (tuned mass damper) device | |
| CN110206184A (en) | A kind of compound damping classification surrender damper | |
| CN105179592B (en) | Bent axle vibration absorber | |
| CN109519026A (en) | A kind of pin-connected panel Self-resetting change friction damping device | |
| JP2016500777A (en) | Variable friction damper | |
| CN201925391U (en) | Damper | |
| CN104019169A (en) | Parallel limiting type shock absorber based on leaf springs | |
| CN102072272B (en) | Corner-free rubber shock absorber for precision instrument | |
| CN106930590B (en) | Novel space grid structure ball joint device with damping function | |
| CN206800690U (en) | A kind of grading damper | |
| CN203297509U (en) | Upper-lower-spring rear shock absorber of motorcycle | |
| CN108374868B (en) | A kind of low-load vibration-reduction gear with circumferential spring | |
| CN104832581B (en) | The spaced concavo-convex spline tubular rubber shock absorber for expanding change layer | |
| FR2894005B1 (en) | DOUBLE FLYWHEEL SHOCK ABSORBER | |
| CN207300052U (en) | A kind of efficiently damping, buffering gun sight bindiny mechanism | |
| CN207304266U (en) | A kind of generator installs damping base | |
| CN205001440U (en) | Bent axle vibration damper | |
| JP6339717B1 (en) | Pressure shock absorber | |
| CN109577507A (en) | Drum song energy-dissipating type metal damper | |
| CN202500945U (en) | Shock absorber piston assembly | |
| CN207633203U (en) | A kind of aseismatic bearing | |
| CN203604532U (en) | Buffer position stop block | |
| CN203476548U (en) | Hollow and adjustable blade structure of engine | |
| Azizi et al. | Low velocity impact response and dynamic stresses of thick high order laminated composite truncated sandwich conical shell based on a new TDOF spring–mass–damper model considering structural damping | |
| CN212775313U (en) | Shock absorber valve system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |