CN203770580U - Flexible damping and noise reduction gear - Google Patents
Flexible damping and noise reduction gear Download PDFInfo
- Publication number
- CN203770580U CN203770580U CN201420117465.0U CN201420117465U CN203770580U CN 203770580 U CN203770580 U CN 203770580U CN 201420117465 U CN201420117465 U CN 201420117465U CN 203770580 U CN203770580 U CN 203770580U
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- CN
- China
- Prior art keywords
- platen
- gear body
- gear
- rubber damping
- torsion
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- Expired - Fee Related
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Abstract
The utility model provides a flexible damping and noise reduction gear. The flexible damping and noise reduction gear comprises a gear body, a rubber damping disc and a torsional pressing disc. The rubber damping disc is arranged between the gear body and the torsional pressing disc and fixedly connected with the gear body and the torsional pressing disc; power or torque can be input through the torsional pressing disc or the gear body and output from the gear body or the torsional pressing disc via the rubber damping disc. According to the flexible damping and noise reduction gear, the power or torque is output from the gear body and the torsional pressing disc under the shock absorption and insulation of the rubber damping disc; by means of a separated type design of the gear body and power input and output units, power or torque input and output units can be separated from each other, so that good noise reduction and damping effects can be obtained, obvious torsional vibration noise reducing effects can be achieved, and the stability of gear transmission can be improved.
Description
Technical field
The utility model belongs to mechanical transmission fields, relates to a kind of gear structure, relates in particular to a kind of flexible anti-vibration Noise-reducing gear.
Background technique
Along with the raising of everybody environmental protection consciousness, mechanical equipment vibration and comfort become through evaluating one of important indicator of its performance quality.Vibration and impact, except causing larger noise, also have a strong impact on safety and the working life of equipment, and mechanical transmission fields gear is widely used on various transmission device, as the equipment such as speed changer, speed reducer all use gear train in a large number.Design a kind of gear structure of vibratory impulse and noise that can reduce in gear transmission process of crucial importance for the equipment of low noise quality.
Current most of gear mostly is integrative-structure, directly by steel or blank, processed, and belong to and be rigidly connected between transmission shaft, gear train damping is less, gear self exists vibrational energy self while vibrating (as gear knocks or torsional vibration) to consume in transmission process, has larger shock and vibration when accelerating or slowing down.
The patent of Chinese patent " ZL200920161428.9 " provides a kind of vibration and noise reducing gear, this patent is offered annular groove on gear body, damping piece used covers gear body both sides, plays certain damping effect, but not obvious to the eradicating efficacy of torsional vibration; The patent of Chinese patent " ZL200810088009.7 " provides a kind of low noise gear, and it is provided with damping rubber in gear spoke both sides, and this gear damping rubber cannot absorb the torsional vibration that reduces or isolate gear; The patent of Chinese patent " ZL200720187833.9 " provides vibration-reduction gear, its gear body is comprised of ring in outer shroud and gear, inside and outside ring is provided with groove, in groove, be provided with shock-absorbing spring, this gear can play effect of vibration and noise reduction, can consume the energy of torsional vibration, but its processing and assembling is complicated, spring working life and bearing capacity are limited.
Model utility content
The purpose of this utility model is to overcome prior art defect, provides a kind of and can effectively reduce gear transmission noises, the flexible anti-vibration Noise-reducing gear that particularly can the shock and vibration in torsional vibration process and noise be absorbed and be cushioned.
For achieving the above object, the technological scheme that the utility model adopts is:
A kind of flexible anti-vibration Noise-reducing gear, comprise gear body, rubber damping dish and reverse platen, described rubber damping dish is arranged at gear body and reverses between platen, and be fixedly connected with torsion platen with gear body respectively, power or moment of torsion are inputted by reversing platen or gear body, by exporting from gear body or torsion platen after rubber damping dish.
Described rubber damping dish two sides is distributed with a plurality of circular arc kidney-shaped boss, on described gear body spoke and torsion platen, offer respectively the circular arc waist shaped hole corresponding with the circular arc kidney-shaped boss on rubber damping dish two sides, the circular arc kidney-shaped boss on rubber damping dish two sides embeds respectively on gear body spoke and reverses in the circular arc waist shaped hole on platen.
Between described torsion platen and gear body spoke, seal ring is housed.
Described torsion platen is provided with protruding round boss, and the round boss that reverses platen coordinates with the inner circle of gear body, and the boss cylindrical that reverses platen is provided with jump-ring slot, is provided with the jump ring that prevents from reversing platen and the disengaging of gear body in jump-ring slot.
Described gear body and rubber damping dish are connected by bolt, reverse platen and rubber damping dish and are connected by bolt.
Described rubber damping dish is connected by bolt with gear body and torsion platen respectively, and scribbles strong binding glue with gear body and torsion platen junction plane.
The beneficial effects of the utility model:
(1) the utility model is by being arranged at rubber damping dish gear body and reversing between platen, power or moment of torsion are inputted by reversing platen or gear body, by exporting from gear body or torsion platen after the absorbing vibration isolation effect of rubber damping dish, adopted the split design of gear body and power inputoutput unit, power or moment of torsion inputoutput unit is separated, there is good noise reduction and damping effect, obvious to torsional vibration noise reduction, improve gear-driven stationarity;
(2) the utility model is simple in structure, and do not change original gear structure and make large change, convenient processing and manufacture, fabricating cost is low;
(3) the utility model is by rubber damping dish and torsion platen transferring power, and bearing capacity is large, and the life-span is long, and applied range can be applied in equipment as more in gear structures such as speed changer, speed reducer, motors.
Accompanying drawing explanation
Fig. 1 is STRUCTURE DECOMPOSITION schematic diagram of the present utility model;
Fig. 2 is sectional view of the present utility model;
In figure 1: reverse platen; 2: seal ring; 3: the first bolts; 4: rubber damping dish; 5: the second bolts; 6: gear body; 7: jump ring.
Embodiment
Below in conjunction with accompanying drawing, the utility model is elaborated.
As depicted in figs. 1 and 2, flexible anti-vibration Noise-reducing gear of the present utility model comprises gear body 6, rubber damping dish 4 and reverses platen 1, rubber damping dish 4 is arranged at gear body 6 and reverses between platen 1, and be fixedly connected with torsion platen 1 with gear body 6 respectively, power or moment of torsion are by reversing platen 1 or 6 inputs of gear body, by exporting from gear body (6) or torsion platen (1) after rubber damping dish 4.
During work, owing to being connected before rubber damping dish and torsion platen and rubber damping dish and gear body, power or moment of torsion, from gear body or the input of torsion platen, must could be exported from reversing platen or gear body by process rubber damping dish.Because rubber damping dish has good absorbing effect, when fluctuation occurs input torque, rubber damping dish can effectively reduce the operating shock and vibration of gear, thereby makes moment of torsion transmission stable.
Further, rubber damping dish 4 two sides are distributed with a plurality of circular arc kidney-shaped boss, on described gear body 6 spokes and torsion platen 1, offer respectively the circular arc waist shaped hole corresponding with the circular arc kidney-shaped boss on rubber damping dish 4 two sides, during installation, the circular arc kidney-shaped boss on rubber damping dish 4 two sides embeds respectively on gear body 6 spokes and reverses in the circular arc waist shaped hole on platen 1, gear body and rubber damping dish are connected by three the second bolts 5, reverse platen and rubber damping dish and are connected by three the first bolts 3.While being connected rubber damping dish and torsion platen and rubber damping dish and gear body with bolt, under the impacting force effect of bolt, rubber damping dish is tightly fitted with gear body and torsion platen respectively, because rubber damping disk material has larger damping, there is the effect of good absorbing vibration damping, can effectively absorb in working procedure, the vibration of gear body or torsion platen self, reduces the transmission of vibrational energy.
Further, between described torsion platen 1 and gear body 6 spokes, seal ring 2 is housed, to prevent that rubber damping dish large size from touching oil and corroding.Reverse platen and be provided with protruding round boss, the round boss that reverses platen coordinates with the inner circle of gear body, the boss cylindrical that reverses platen is provided with jump-ring slot, is provided with and prevents from reversing platen 1 and the jump ring 7 that gear body 6 departs from jump-ring slot, guarantees the reliability of gear structure.：
Further, described rubber damping dish 4 is connected by bolt with gear body 6 and torsion platen 1 respectively, and scribble strong binding glue or adopt baking bonding with gear body 6 and torsion platen 1 junction plane, it is fixed that cold bonding adds rivet clasp, avoid rubber damping dish 4 to slide with gear body 6 and torsion platen 1 respectively, guarantee gear-driven required precision.
Claims (6)
1. a flexible anti-vibration Noise-reducing gear, it is characterized in that: comprise gear body (6), rubber damping dish (4) and reverse platen (1), described rubber damping dish (4) is arranged at gear body (6) and reverses between platen (1), and be fixedly connected with torsion platen (1) with gear body (6) respectively, power or moment of torsion are by reversing platen (1) or gear body (6) input, by exporting from gear body (6) or torsion platen (1) after rubber damping dish (4).
2. flexible anti-vibration Noise-reducing gear as claimed in claim 1, it is characterized in that: described rubber damping dish (4) two sides is distributed with a plurality of circular arc kidney-shaped boss, on described gear body (6) spoke and torsion platen (1), offer respectively the circular arc waist shaped hole corresponding with the circular arc kidney-shaped boss on rubber damping dish (4) two sides, the circular arc kidney-shaped boss on rubber damping dish (4) two sides embeds respectively on gear body (6) spoke and reverses in the circular arc waist shaped hole on platen (1).
3. flexible anti-vibration Noise-reducing gear as claimed in claim 1 or 2, is characterized in that: between described torsion platen (1) and gear body (6) spoke, seal ring (2) is housed.
4. flexible anti-vibration Noise-reducing gear as claimed in claim 1 or 2, it is characterized in that: described torsion platen (1) is provided with protruding round boss, the round boss that reverses platen (1) coordinates with the inner circle of gear body (6), the boss cylindrical that reverses platen (1) is provided with jump-ring slot, is provided with the jump ring (7) that prevents from reversing platen (1) and gear body (6) disengaging in jump-ring slot.
5. flexible anti-vibration Noise-reducing gear as claimed in claim 1 or 2, is characterized in that: described gear body (6) is connected by bolt with rubber damping dish (4), reverses platen (1) and is connected by bolt (3) with rubber damping dish (4).
6. flexible anti-vibration Noise-reducing gear as claimed in claim 1, it is characterized in that: described rubber damping dish (4) is connected by bolt with gear body (6) and torsion platen (1) respectively, and scribble strong binding glue with gear body (6) and torsion platen (1) junction plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420117465.0U CN203770580U (en) | 2014-03-14 | 2014-03-14 | Flexible damping and noise reduction gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420117465.0U CN203770580U (en) | 2014-03-14 | 2014-03-14 | Flexible damping and noise reduction gear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203770580U true CN203770580U (en) | 2014-08-13 |
Family
ID=51287771
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420117465.0U Expired - Fee Related CN203770580U (en) | 2014-03-14 | 2014-03-14 | Flexible damping and noise reduction gear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203770580U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103836151A (en) * | 2014-03-14 | 2014-06-04 | 陕西法士特齿轮有限责任公司 | Flexible shock-absorption and noise-reduction gear |
| CN106704545A (en) * | 2017-02-23 | 2017-05-24 | 重庆鑫泉机械有限公司 | Gear |
| CN110979654A (en) * | 2019-07-11 | 2020-04-10 | 河北春玖智能科技有限公司 | Synchronous belt transmission vibration reduction system of unmanned helicopter |
| CN114526319A (en) * | 2022-03-02 | 2022-05-24 | 扬州大学 | Novel rubber vibration and noise reduction gear and use method thereof |
-
2014
- 2014-03-14 CN CN201420117465.0U patent/CN203770580U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103836151A (en) * | 2014-03-14 | 2014-06-04 | 陕西法士特齿轮有限责任公司 | Flexible shock-absorption and noise-reduction gear |
| CN106704545A (en) * | 2017-02-23 | 2017-05-24 | 重庆鑫泉机械有限公司 | Gear |
| CN110979654A (en) * | 2019-07-11 | 2020-04-10 | 河北春玖智能科技有限公司 | Synchronous belt transmission vibration reduction system of unmanned helicopter |
| CN114526319A (en) * | 2022-03-02 | 2022-05-24 | 扬州大学 | Novel rubber vibration and noise reduction gear and use method thereof |
| CN114526319B (en) * | 2022-03-02 | 2024-05-28 | 扬州大学 | Novel rubber vibration-damping noise-reducing gear and application method thereof |
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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: 20140813 Termination date: 20170314 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |