CN205136473U - Dual mass flywheel with novel thrust structure - Google Patents
Dual mass flywheel with novel thrust structure Download PDFInfo
- Publication number
- CN205136473U CN205136473U CN201520882716.9U CN201520882716U CN205136473U CN 205136473 U CN205136473 U CN 205136473U CN 201520882716 U CN201520882716 U CN 201520882716U CN 205136473 U CN205136473 U CN 205136473U
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- CN
- China
- Prior art keywords
- mass flywheel
- sliding bearing
- thrust washer
- bearing
- thrust
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- 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
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- 230000009977 dual effect Effects 0.000 title abstract 6
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- 238000003466 welding Methods 0.000 abstract description 9
- 230000005540 biological transmission Effects 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 5
- 238000013016 damping Methods 0.000 abstract description 4
- 108090000565 Capsid Proteins Proteins 0.000 abstract 4
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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- Sliding-Contact Bearings (AREA)
Abstract
The utility model discloses a dual mass flywheel with novel thrust structure, its primary mass include ring gear, procapsid, back casing, bearing frame and set up the elastic element between procapsid and back casing, secondary mass including the biography power board that is used for transmitting the moment of torsion, install slide bearing and thrust gasket on the bearing frame, and one side of procapsid is close to in the welding of thrust gasket at slide bearing. The utility model discloses a dual mass flywheel, ring gear are connected with the engine and drive the dual mass flywheel rotation, and the elastic element who sets up between procapsid and the back casing has the damping effect, and the biography power board among the secondary mass can effectual transmission moment of torsion. Among this dual mass flywheel, thrust gasket and slide bearing welded fastening have increased the thrust area between thrust gasket and the slide bearing, and the effectual positioning accuracy who guarantees the bearing has improved slide bearing's performance to improve dual mass flywheel's durability, and reduced slide bearing's cost to a certain extent.
Description
Technical field
The utility model relates to automobile transmission part technical field, more particularly, relates to a kind of double mass flywheel with novel thrust structure.
Background technique
Double mass flywheel is the device that on current automobile, vibration isolation and damping effect is best, and it comprises two parts: a part is arranged on the side of motor, for starting and transmit the driving torque of motor, is called preliminary quality; Another part is then arranged on the speed changer side of transmission system, and for improving the rotary inertia of speed changer, this part is called secondary mass.The oil pocket that formation one is ring-like between preliminary quality and secondary mass, at oil pocket built with torsional vibration damper.Preliminary quality is connected as a whole by torsional vibration damper with secondary mass.Double mass flywheel can effectively be decayed the torsional vibration of power transmission system, reduce the natural frequencies of car transmissions, extend the working life of each component in car transmissions, improve the travelling comfort that automobile is taken simultaneously, and the relative torsion that sliding bearing is elementary flywheel assembly and secondary flywheel assembly provides axially and radial precision-fit, and quality of fit directly affects the car load NVH characteristic of double mass flywheel.
At present, double mass flywheel employing sliding bearing and axial thrust bearing two parts complete the radial and axial location needed for double mass flywheel, and the installation of sliding bearing and thrust bearing is comparatively complicated, lifting surface area is between the two less, make positioning precision difference and cost is higher, and reliability and durability poor.
In sum, how to improve existing double mass flywheel, to guarantee bearing positioning precision, improve the durability of double mass flywheel, reducing costs, is current those skilled in the art's problem demanding prompt solution.
Model utility content
In view of this, the purpose of this utility model is to provide a kind of double mass flywheel with novel thrust structure, to guarantee bearing positioning precision, improves the durability of double mass flywheel, reduces costs.
In order to achieve the above object, the utility model provides following technological scheme:
There is a double mass flywheel for novel thrust structure, comprise preliminary quality and secondary mass, the elastic element that described preliminary quality comprises gear ring, front case, rear case, bearing support and is arranged between described front case and described rear case; Described secondary mass comprises the force transmitting board for transmitting torque; Described secondary mass also comprises: be arranged on the sliding bearing on described bearing support and thrust washer, and described thrust washer is welded on the side of described sliding bearing near described front case.
Preferably, described sliding bearing is connected by laser bonding with described thrust washer.
Preferably, the internal diameter of described thrust washer is consistent with the internal diameter of described sliding bearing, and an end face of described thrust washer presses close to the end face of described sliding bearing near described front case side.
Preferably, the internal diameter of described thrust washer is consistent with the external diameter of described sliding bearing, and described thrust washer is set in the periphery of described sliding bearing, and is positioned at the side of described sliding bearing near described front case.
Preferably, described elastic element is spring.
Preferably, described sliding bearing is selflubricating steel bearings.
The double mass flywheel of what the utility model provided have novel thrust structure, comprise preliminary quality and secondary mass, in using, gear ring can be connected with motor, drive double mass flywheel rotates, the elastic element arranged between front case and rear case can play the effect of vibration damping, improves the comfort level taken, and the force transmitting board in secondary mass can effective transmitting torque.And in this double mass flywheel, be welded and fixed between thrust washer and sliding bearing, during welding, thrust area between thrust washer and sliding bearing is larger, effectively ensure that the positioning precision of bearing time fixing, and due to lifting surface area increase, just improve the performance of sliding bearing, thus improve the durability of double mass flywheel, and reduce the cost of sliding bearing to a certain extent.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technological scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiment of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to the accompanying drawing provided.
The structural representation with the double mass flywheel of novel thrust structure that Fig. 1 provides for the utility model embodiment;
The side view of the double mass flywheel that Fig. 2 provides for the utility model embodiment;
The structural representation of sliding bearing and thrust washer in the double mass flywheel that Fig. 3 provides for the utility model embodiment.
In upper Fig. 1-Fig. 3:
1 be gear ring, 2 be front case, 3 be rear case, 4 be bearing support, 5 be elastic element, 6 be force transmitting board, 7 be friction disk, 8 be sliding bearing, 9 for thrust washer.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technological scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Refer to Fig. 1 to Fig. 3, the double mass flywheel of what the utility model embodiment provided have novel thrust structure, comprise preliminary quality and secondary mass, the elastic element 5 that preliminary quality comprises gear ring 1, front case 2, rear case 3, bearing support 4 and is arranged between front case 2 and rear case 3, the application's elastic element 5 is preferably spring, and be set to two, with the vibration of the transmission system that effectively decays.Secondary mass comprises the force transmitting board 6 for transmitting torque, be arranged on for carrying out axis and the spacing sliding bearing 8 of radial direction and thrust washer 9 to double mass flywheel on bearing support 4, and thrust washer 9 is welded on the side of sliding bearing 8 near front case 2.In addition, force transmitting board 6 is also provided with the friction disk 7 for transmitting torque near the side of speed changer, and this friction disk 7 also coordinates for installing with the parts on speed changer, now, according to the difference of mounting structure, flower keyboard also can be selected to replace friction disk 7.
By the form of welding, sliding bearing 8 and thrust washer 9 are become one, both are made to be tending towards vertical in the angle of welding, compared to original two-part location, the form of welding in the application increases thrust area between the two to a certain extent, thus increase lifting surface area, improve stress performance, and then improve the usability of sliding bearing 8 and thrust washer 9.Concrete, be above-mentionedly welded as laser bonding.
In actual welding, if the internal diameter of thrust washer 9 is consistent with the internal diameter of sliding bearing 8, during welding, then thrust washer 9 end face is pressed close to the end face of sliding bearing 8 near front case 2 side, the inwall of thrust washer 9 overlaps with the inwall of sliding bearing 8, make both coaxial welding, be this situation in an embodiment of the application, specifically as shown in Figure 3.If the internal diameter of thrust washer 9 is consistent with the external diameter of sliding bearing 8, then thrust washer 9 is set in the periphery of sliding bearing 8, and is positioned at the side of sliding bearing 8 near front case 2, make an end face of an one end face and sliding bearing 8 coplanar.
In addition, the sliding bearing 8 in the embodiment of the present application is preferably selflubricating steel bearings, to guarantee that it has enough wear resistancies and lubricity.Certainly, because sliding bearing 8 is similar with the effect of thrust washer 9, now also thrust washer 9 can be preferably selflubricating steel pad.
The double mass flywheel of what the utility model embodiment provided have novel thrust structure, comprise preliminary quality and secondary mass, in using, gear ring 1 can be connected with motor, drive double mass flywheel rotates, the elastic element 5 arranged between front case 2 and rear case 3 can play the effect of vibration damping, improves the comfort level taken, and the force transmitting board 6 in secondary mass can effective transmitting torque.And in this double mass flywheel, be welded and fixed between thrust washer 9 and sliding bearing 8, during welding, thrust area between thrust washer 9 and sliding bearing 8 is larger, effectively ensure that the positioning precision of bearing time fixing, and due to lifting surface area increase, just improve the performance of sliding bearing 8, thus improve the durability of double mass flywheel, and reduce the cost of sliding bearing 8 to a certain extent.
Adopt the form of going forward one by one to be described in this specification between each embodiment, what each embodiment stressed is all the differences with other embodiments, the similar portion between each embodiment mutually see.
To the above-mentioned explanation of the disclosed embodiments, those skilled in the art are realized or uses the utility model.To be apparent for a person skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein when not departing from spirit or scope of the present utility model, can realize in other embodiments.Therefore, the utility model can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (6)
1. one kind has the double mass flywheel of novel thrust structure, comprise preliminary quality and secondary mass, the elastic element (5) that described preliminary quality comprises gear ring (1), front case (2), rear case (3), bearing support (4) and is arranged between described front case (2) and described rear case (3); Described secondary mass comprises the force transmitting board (6) for transmitting torque; It is characterized in that, described secondary mass also comprises: be arranged on the sliding bearing (8) on described bearing support (4) and thrust washer (9), and described thrust washer (9) is welded on the side of described sliding bearing (8) near described front case (2).
2. double mass flywheel according to claim 1, is characterized in that, described sliding bearing (8) is connected by laser bonding with described thrust washer (9).
3. double mass flywheel according to claim 2, it is characterized in that, the internal diameter of described thrust washer (9) is consistent with the internal diameter of described sliding bearing (8), and an end face of described thrust washer (9) presses close to the end face of described sliding bearing (8) near described front case (2) side.
4. double mass flywheel according to claim 2, it is characterized in that, the internal diameter of described thrust washer (9) is consistent with the external diameter of described sliding bearing (8), described thrust washer (9) is set in the periphery of described sliding bearing (8), and is positioned at the side of described sliding bearing (8) near described front case (2).
5. the double mass flywheel according to any one of Claims 1-4, is characterized in that, described elastic element (5) is spring.
6. double mass flywheel according to claim 5, is characterized in that, described sliding bearing (8) is selflubricating steel bearings.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520882716.9U CN205136473U (en) | 2015-11-06 | 2015-11-06 | Dual mass flywheel with novel thrust structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520882716.9U CN205136473U (en) | 2015-11-06 | 2015-11-06 | Dual mass flywheel with novel thrust structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205136473U true CN205136473U (en) | 2016-04-06 |
Family
ID=55622270
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520882716.9U Expired - Fee Related CN205136473U (en) | 2015-11-06 | 2015-11-06 | Dual mass flywheel with novel thrust structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205136473U (en) |
-
2015
- 2015-11-06 CN CN201520882716.9U patent/CN205136473U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160406 |