CN204284373U - A kind of unidirectional couplings damper pulley of spring friction catch - Google Patents
A kind of unidirectional couplings damper pulley of spring friction catch Download PDFInfo
- Publication number
- CN204284373U CN204284373U CN201420663949.5U CN201420663949U CN204284373U CN 204284373 U CN204284373 U CN 204284373U CN 201420663949 U CN201420663949 U CN 201420663949U CN 204284373 U CN204284373 U CN 204284373U
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- spring
- cubic
- threaded mandrel
- damping
- friction
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Abstract
The utility model discloses the unidirectional couplings damper pulley of spring friction catch, threaded mandrel is rotatably assorted by bearing and belt hub, threaded mandrel overcoat damping spring, and damping washer is coated at threaded mandrel; Spielpassung dead turn outside first of friction spring, the inwall of dead turn press-in belt hub; Damping washer overcoat four directions spring fastener rings, cubic spring fastener rings forms two corresponding planes, this two plane and the corresponding laminating of two planes outside damping washer; The outer side surface of damping washer and cubic spring fastener rings maintains an equal level, and both outer side surfaces load packing ring, and packing ring is placed on outside threaded mandrel, and the outer side surface of packing ring refills cubic jump ring, and cubic jump ring snaps in the spill draw-in groove of threaded mandrel; Second headgear of friction spring outside cubic spring fastener rings, both Spielpassung; Second outer wall of friction spring is equipped with cubic spring compression circle, the outer wall of cubic spring compression circle and the inwall Spielpassung of belt hub.
Description
Technical field
The utility model belongs to the unidirectional couplings damper pulley manufacturing technology field of automobile current generator, is specifically related to a kind of unidirectional couplings damper pulley of spring friction catch.
Background technique
One-way belt roller of automobile generator is by some superior automobile extensive uses in the world.In the prior art, a kind of OAD spring friction unidirectional couplings buffer dynamo belt pulley, it can be made power interruption by the spring unidirectional couplings that rubs or be used the elastic type of moment of torsion wind spring to make torsional deformation, reduces belt and is rotating the overload produced in change.It can filter vibration at high speed, also can filter low speed vibration.But there is following technical problem in existing OAD spring friction unidirectional couplings buffer dynamo belt pulley: 1, one of friction spring is fixed on retainer, this head of its friction spring is pressed into straight line, straight line and cast can form a bent angle point, and frictional force just focuses on this bent angle point, when generator slowly runs generation friction clutch at height, this friction spring bent angle point be fixed on retainer easily ruptures.2, friction spring bent angle point and outer round surface is disposable all produces the stop of friction for belt hub internal diameter and surmount, not only working life is low, and manufacturing process is complicated, cost is very high.
Summary of the invention
For solving the technical problem that above-mentioned one-way belt roller exists, the utility model discloses a kind of unidirectional couplings damper pulley of spring friction catch.
It is as follows that the utility model solves the technological scheme that its technical problem adopts: a kind of unidirectional couplings damper pulley of spring friction catch, comprise threaded mandrel, damping spring, damping washer, packing ring, cubic jump ring, friction spring, friction immobilisation circle, back-up ring, the first ball bearing, the second ball bearing, belt hub, the outer wall first end of threaded mandrel forms a bulge loop, and the second end forms a circle spill draw-in groove; Threaded mandrel is within belt hub, and the two ends of threaded mandrel are rotatably assorted respectively by the first ball bearing, the second ball bearing and belt hub, and the first ball bearing, the second ball bearing are loaded on the outside of threaded mandrel bulge loop, spill draw-in groove respectively; Be in the threaded mandrel overcoat damping spring between bulge loop and spill draw-in groove, first of damping spring is resisted against helix core crown of roll ring, and second of damping spring is butted on damping washer, and damping washer is coated at threaded mandrel; Friction spring is inserted in, Spielpassung dead turn outside first of friction spring, the inwall of dead turn press-in belt hub outside corresponding with damping spring; The external diameter of damping washer has the plane that two are in opposite side; The cubic spring fastener rings of damping washer overcoat one, the internal diameter of cubic spring fastener rings forms two corresponding planes, this two plane and the corresponding laminating of two planes outside damping washer; The outer side surface of damping washer and cubic spring fastener rings maintains an equal level, and both outer side surfaces load a packing ring, and packing ring is placed on outside threaded mandrel, and the outer side surface of packing ring refills a cubic jump ring, and cubic jump ring snaps in the spill draw-in groove of threaded mandrel; Second headgear of friction spring outside cubic spring fastener rings, both Spielpassung; Second outer wall of friction spring is equipped with cubic spring compression circle, the outer wall of cubic spring compression circle and the inwall Spielpassung of belt hub.
Preferably, the first end of dead turn fills a back-up ring, and back-up ring is coated at threaded mandrel bulge loop, both Spielpassung.
Preferably, damping washer forms a step, and the end face that damping spring is second peaks at the step place of damping washer.
Preferably, helix core crown of roll ring forms step, and the end face that damping spring is first peaks at the step place of threaded mandrel.
Preferably, damping spring is rolled into by square steel wire.
The unidirectional couplings damper pulley of the utility model spring friction catch, one end of friction spring is located by it, makes it in high-speed rotation, avoids malfunctioning, makes it run more stable, reliable.
Accompanying drawing explanation
Fig. 1 is the structural representation of the unidirectional couplings damper pulley of the utility model spring friction catch.
Fig. 2 a-2e shows the installation process schematic diagram of the utility model component home.
Fig. 3 is the sectional view of cubic spring compression circle.
Fig. 4 is the front view of cubic spring compression circle.
Fig. 5 is the sectional view of cubic spring fastener rings.
Fig. 6 is the front view of cubic spring fastener rings.
In diagram: ball bearing, 13-belt hub after ball bearing, 11-four directions spring compression circle, 12-before back-up ring, 10-before 1-threaded mandrel, 2-damping spring, 3-damping washer, 4-four directions spring fastener rings, 5-packing ring, 6-four directions jump ring, 7-friction spring, 8-friction immobilisation circle, 9-.
Embodiment
Below in conjunction with accompanying drawing, the utility model embodiment is elaborated.
As shown in figures 1 to 6, the present embodiment unidirectional couplings damper pulley comprises threaded mandrel 1, damping spring 2, damping washer 3, cubic spring fastener rings 4, packing ring 5, cubic jump ring 6, friction spring 7, friction immobilisation circle 8, back-up ring 9, ball bearing 10, cubic spring compression circle 11, ball bearing 12, belt hub 13, the outer wall of threaded mandrel 1 is near the bulge loop 1-1 of one end place formation one with helicoid, its helicoid, towards offside, this helicoid is also formed place's step; The other end of this external diameter 1-1 forms a circle spill draw-in groove.Threaded mandrel 1 is within belt hub 13, and the two ends of threaded mandrel 1 are rotatably assorted respectively by ball bearing 10,12 and belt hub 13, and ball bearing 10,12 is loaded on outside the bulge loop 1-1 of threaded mandrel 1, spill draw-in groove respectively.
Middle part (being in a section between bulge loop and spill draw-in groove) overcoat one damping spring 2 of threaded mandrel 1, damping spring is rolled into by square steel wire, one of damping spring 2 is resisted against on the helicoid of helix core crown of roll ring 1-1, and this end face 2-2 of damping spring 2 peaks at the step place of threaded mandrel 1.Damping washer 3 is loaded onto in the other end of damping spring 2, and damping washer 3 is coated at threaded mandrel 1.Damping washer 3 also has a helicoid, and this head of this helicoid and damping spring 2 offsets; Damping washer 3 also forms a step 1, and it peaks at this end of damping spring.The external diameter of damping washer 3 has two relative planes.Four directions spring fastener rings 4 is coated at damping washer 3, and its internal diameter forms two corresponding plane 4-1, the corresponding laminating of outside two plane of this two plane and damping washer 3, thus makes damping washer 3 and cubic spring fastener rings 4 energy synchronous axial system.
Damping washer 3 maintains an equal level with the outer side surface of cubic spring fastener rings 4, and both outer side surfaces load a packing ring 5, and packing ring 5 is in outside threaded mandrel 1, and the outer side surface of packing ring 5 refills a cubic jump ring 6, and cubic jump ring 6 snaps in the spill draw-in groove of threaded mandrel 1.
Be inserted in friction spring 7 outside corresponding with damping spring 2, a headgear of friction spring 7 outside cubic spring fastener rings 4, both Spielpassung.This outer wall of friction spring 7 is equipped with cubic spring compression circle 11, the outer wall of cubic spring compression circle 11 and the inwall Spielpassung of belt hub 13.By cubic spring fastener rings 4 and fit in cubic spring compression circle 11, and by friction spring 7 relative positioning, make it in the process of running up, avoid rocking and malfunctioning.
Spielpassung dead turn 8 outside the other end of friction spring 7, dead turn 8 is pressed into the inwall of belt hub 13.
The other end of dead turn 8 loads a front back-up ring 9, and front back-up ring 9 is coated in threaded mandrel bulge loop 1-1, both Spielpassung.
Above preferred embodiment of the present utility model is described in detail; for those of ordinary skill in the art; according to the thought that the utility model provides, embodiment will change, and these changes also should be considered as protection domain of the present utility model.
Claims (5)
1. the unidirectional couplings damper pulley of a spring friction catch, comprise threaded mandrel, damping spring, damping washer, packing ring, cubic jump ring, friction spring, friction immobilisation circle, back-up ring, the first ball bearing, the second ball bearing, belt hub, the outer wall first end of threaded mandrel forms a bulge loop, and the second end forms a circle spill draw-in groove; Threaded mandrel is within belt hub, and the two ends of threaded mandrel are rotatably assorted respectively by the first ball bearing, the second ball bearing and belt hub, and the first ball bearing, the second ball bearing are loaded on the outside of threaded mandrel bulge loop, spill draw-in groove respectively; Be in the threaded mandrel overcoat damping spring between bulge loop and spill draw-in groove, first of damping spring is resisted against helix core crown of roll ring, and second of damping spring is butted on damping washer, and damping washer is coated at threaded mandrel; Friction spring is inserted in, Spielpassung dead turn outside first of friction spring, the inwall of dead turn press-in belt hub outside corresponding with damping spring; It is characterized in that: the external diameter of damping washer has the plane that two are in opposite side; The cubic spring fastener rings of damping washer overcoat one, the internal diameter of cubic spring fastener rings forms two corresponding planes, this two plane and the corresponding laminating of two planes outside damping washer; The outer side surface of damping washer and cubic spring fastener rings maintains an equal level, and both outer side surfaces load a packing ring, and packing ring is placed on outside threaded mandrel, and the outer side surface of packing ring refills a cubic jump ring, and cubic jump ring snaps in the spill draw-in groove of threaded mandrel; Second headgear of friction spring outside cubic spring fastener rings, both Spielpassung; Second outer wall of friction spring is equipped with cubic spring compression circle, the outer wall of cubic spring compression circle and the inwall Spielpassung of belt hub.
2. the unidirectional couplings damper pulley of spring friction catch as claimed in claim 1, is characterized in that: the first end of dead turn fills a back-up ring, and back-up ring is coated at threaded mandrel bulge loop, both Spielpassung.
3. the unidirectional couplings damper pulley of spring friction catch as claimed in claim 1, it is characterized in that: damping washer forms a step, the end face that damping spring is second peaks at the step place of damping washer.
4. the unidirectional couplings damper pulley of the spring friction catch as described in any one of claim 1-3, is characterized in that: helix core crown of roll ring forms step, and the end face that damping spring is first peaks at the step place of threaded mandrel.
5. the unidirectional couplings damper pulley of the spring friction catch as described in claim 1 or 3, is characterized in that: damping spring is rolled into by square steel wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420663949.5U CN204284373U (en) | 2014-11-07 | 2014-11-07 | A kind of unidirectional couplings damper pulley of spring friction catch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420663949.5U CN204284373U (en) | 2014-11-07 | 2014-11-07 | A kind of unidirectional couplings damper pulley of spring friction catch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204284373U true CN204284373U (en) | 2015-04-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420663949.5U Expired - Fee Related CN204284373U (en) | 2014-11-07 | 2014-11-07 | A kind of unidirectional couplings damper pulley of spring friction catch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204284373U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105020368A (en) * | 2015-07-03 | 2015-11-04 | 浙江洋通汽车配件有限公司 | Damping belt wheel for generator |
| CN105805224A (en) * | 2016-05-18 | 2016-07-27 | 南京尚爱机械制造有限公司 | Belt vibration eliminating device |
| CN109340349A (en) * | 2018-10-22 | 2019-02-15 | 台州振鹏单向器有限公司 | A kind of damper pulley of spring friction catch |
-
2014
- 2014-11-07 CN CN201420663949.5U patent/CN204284373U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105020368A (en) * | 2015-07-03 | 2015-11-04 | 浙江洋通汽车配件有限公司 | Damping belt wheel for generator |
| CN105020368B (en) * | 2015-07-03 | 2018-05-25 | 宁波市洋通汽车配件有限公司 | A kind of damper pulley for generator |
| CN105805224A (en) * | 2016-05-18 | 2016-07-27 | 南京尚爱机械制造有限公司 | Belt vibration eliminating device |
| CN105805224B (en) * | 2016-05-18 | 2017-09-15 | 南京尚爱机械制造有限公司 | A kind of belt vibration damping device |
| CN109340349A (en) * | 2018-10-22 | 2019-02-15 | 台州振鹏单向器有限公司 | A kind of damper pulley of spring friction catch |
| CN109340349B (en) * | 2018-10-22 | 2024-02-27 | 台州振鹏单向器有限公司 | Damping belt pulley for spring friction braking |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: QINGDAO KAIPU AGRICULTURAL EQUIPMENT CO., LTD. Free format text: FORMER OWNER: LI ZHIMIN Effective date: 20150810 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20150810 Address after: 35 road 266315 Shandong city of Qingdao province Jiaozhou City Madian Industrial Park No. 8 weft Patentee after: Qingdao Kai Pu agricultural equipment Co., Ltd Address before: Yuhuan County science and Technology Industrial Park in Kanmen city of Taizhou province Zhejiang 317602 Taizhou Zhenpeng overruning clutch Co. Ltd. Patentee before: Li Zhimin |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20151030 Address after: Yuhuan County science and Technology Industrial Park in Kanmen city of Taizhou province Zhejiang 317602 Taizhou Zhenpeng overruning clutch Co. Ltd. Patentee after: Li Zhimin Address before: 35 road 266315 Shandong city of Qingdao province Jiaozhou City Madian Industrial Park No. 8 weft Patentee before: Qingdao Kai Pu agricultural equipment Co., Ltd |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20151127 Address after: 317602 Kanmen science and Technology Industrial Park, Taizhou, Zhejiang, China, Yuhuan County Patentee after: Taizhou Zhenpeng overruning clutch Co. Ltd. Address before: Yuhuan County science and Technology Industrial Park in Kanmen city of Taizhou province Zhejiang 317602 Taizhou Zhenpeng overruning clutch Co. Ltd. Patentee before: Li Zhimin |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150422 Termination date: 20201107 |