CN105333054A - Gear and rack shock absorber - Google Patents
Gear and rack shock absorber Download PDFInfo
- Publication number
- CN105333054A CN105333054A CN201510496044.2A CN201510496044A CN105333054A CN 105333054 A CN105333054 A CN 105333054A CN 201510496044 A CN201510496044 A CN 201510496044A CN 105333054 A CN105333054 A CN 105333054A
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- tooth bar
- motor
- belt
- support box
- gear
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Abstract
The invention belongs to the field of vehicle shock absorbing equipment and particularly discloses a gear and rack shock absorber. The gear and rack shock absorber comprises a supporting box and a rack. The supporting box is provided with a slide hole for the rack to pass through. A motor and a rotating shaft are further arranged in the supporting box. A first belt wheel is installed on an output shaft of the motor. One end of the rotating shaft is provided with a gear meshed with the rack. The other end of the rotating shaft is provided with a second belt wheel. The first belt wheel and the second belt wheel are connected through a belt. A displacement sensor is arranged over the rack. A controller is further arranged in the supporting box. The controller is electrically connected with the motor and the displacement sensor.
Description
Technical field
The present invention relates to automobile shock apparatus field, be specifically related to a kind of gear rack vibration damper.
Background technique
Automotive suspension is one and contains vibration nonlinearity system that is flexible and damping member, and this system can produce stochastic vibration under the excitation of the vibration source such as Uneven road and motor.Under normal circumstances, this part vibrating machine performance is translated into thermal energy consumption by automotive suspension vibration damper to dissipate.But traditional shock mitigation system is spring shock absorption.For heavy-duty car, especially super-huge truck, according to spring shock absorption, then high requirement is proposed to damping spring, be material or heat treatment process, mechanical processing technique all proposes high requirement, the process equipment adopted needs to adopt special equipment, causes manufacture cost high.
Therefore be now badly in need of one and have low cost of manufacture, preparation process is simple, for the damping device of heavy-duty car.
Summary of the invention
One is the object of the present invention is to provide to have low cost of manufacture, the simple gear rack vibration damper of preparation process.
For achieving the above object, technological scheme of the present invention is as follows:
The base case that this programme provides is: gear rack vibration damper, comprises support box and tooth bar; Described support box is provided with the slide opening passed for tooth bar, is also provided with motor and rotatingshaft, the output shaft of described motor is provided with the first belt pulley in this support box; One end of described rotatingshaft be provided with for tooth bar meshed gears, the other end is provided with the second belt pulley; Described first belt pulley is connected by belt with the second belt pulley; Be provided with displacement transducer directly over described tooth bar, be also provided with controller in described support box, this controller is electrically connected with motor and displacement transducer respectively.
In this programme gear rack vibration damper, electric machine rotation can make the second pulley rotation and then rotatingshaft is rotated, and tooth bar motion can realize pinion rotation and then realize rotatingshaft rotating.When tooth bar movement under force causes rotatingshaft to rotate, displacement transducer to the moving displacement of tooth bar by information feed back to controller, by the moving displacement of tooth bar, judge gear forward or reverse, and then control the sense of rotation of motor, make the sense of rotation of motor and the direction of rotation of gear, and then make the direction of rotation of the second belt pulley and gear.Because the torque at rotatingshaft two ends is contrary, and then offset the torque of a part of gear, and then realize the object of damping.
Working principle and the advantage of this programme are: during concrete enforcement this gear rack vibration damper, first support box and tooth bar are separately fixed at corresponding frame locations.When automobile in the process of moving, run into road conditions bad time, automobile jolts, tooth bar does fore and aft motion relative to support box, now displacement transducer is arranged in signal feed back to controller according to the motion of tooth bar, this Time Controller judges the direction of pinion rotation according to the information that displacement transducer transmits, and controls motor movement, makes the sense of rotation of motor and the direction of rotation of gear.Because the sense of rotation of motor is contrary with gear, then the sense of rotation of the second belt pulley is contrary with gear, and the torque that now belt pulley place produces carries out partial offset to the torque at gear place, and then realizes the damping to tooth bar.
In this programme, motor and rotatingshaft adopt belt to be connected, and utilize the slip properties of belt, avoid in the shock absorbing process of tooth bar, motor reversal, occur the situation of burning motor.
This vibration damper, relative to traditional spring damper, has the simple feature of the low manufacture of cost of production.For the common spring shock absorption of heavy-duty car, then to material and the heat treatment process proposition high requirement of damping spring, but the damping spring producing this kind of special requirement needs special main equipment manufacture, and production technology is also more complicated, not the technique of common compact damping spring.
Preferred version one: based on the preferred version of scheme, support box top is provided with suspension ring, and the end of described tooth bar is also provided with suspension ring.Suspension ring facilitate this gear rack vibration damper to fix in the installation of vehicle bottom.
Preferred version two: based on the preferred version of scheme or preferred version one: described slide opening place is provided with Sealing.Sealing stops external impurities to enter in support box.Foreign material enter in support box and can have an impact to the device in support box, and such as earth or rainwater enter in support box, easily impact the motor in support box.
Preferred version three: the preferably preferred version of two: described motor is actuating motor, described belt is narrow V belt, and narrow V belt number is 3 ~ 5, and described Sealing is rubber pad, and the tooth on described gear is herringbone tooth; Suspension ring structure on the suspension ring at described support box top and tooth bar and measure-alike.It is accurate that actuating motor has control rotating speed, and response is fast.Narrow V belt has the advantage that transmission efficiency is high and noise is little.Rubber pad manufacturing process is ripe, and with low cost, good sealing effect.Herringbone tooth has that bearing capacity is high, stable drive and the advantage such as thrust load is little.Suspension ring on support box and the suspension ring structure on tooth bar and measure-alike, convenient processing.
Accompanying drawing explanation
Fig. 1 is the structural representation of gear rack vibration damper embodiment of the present invention;
Fig. 2 is that schematic diagram is looked on a left side of Fig. 1.
Embodiment
Below by embodiment, the present invention is further detailed explanation:
Reference character in Figure of description comprises: support box 10, slide opening 11, Sealing 12, actuating motor 13, suspension ring 14, tooth bar 20, rotatingshaft 30, gear 31, narrow V belt 40, first belt pulley 41, second belt pulley 42, controller 50, displacement transducer 51.
Embodiment is substantially as shown in accompanying drawing 1, Fig. 2: gear rack vibration damper, comprises support box 10 and tooth bar 20.Support box 10 has the slide opening 11 passed for tooth bar 20, this slide opening 11 place is provided with Sealing 12, and the seal 12 is rubber pad.
Be provided with motor and rotatingshaft 30 in this support box 10, this motor is actuating motor 13, the output shaft of actuating motor 13 is provided with the first belt pulley 41; One end of rotatingshaft 30 be provided with for tooth bar 20 meshed gears 31, the other end is provided with the second belt pulley 42, and the tooth on this gear 31 is herringbone tooth.Actuating motor 13 is connected by belt with the second belt pulley 42, and this belt is narrow V belt 40; Be provided with displacement transducer 51 directly over tooth bar 20, the wall of support box 10 be provided with controller 50, this controller 50 is electrically connected with motor and displacement transducer 51 respectively.The end of support box 10 top and tooth bar 20 is all provided with structure, measure-alike suspension ring 14.
During concrete this gear of enforcement 31 tooth bar 20 vibration damper, first support box 10 and tooth bar 20 are separately fixed at corresponding frame locations.When automobile in the process of moving, run into road conditions bad time, automobile jolts, and tooth bar 20 does fore and aft motion relative to support box 10.
If when tooth bar 20 moves upward, displacement transducer 51 records the Distance Shortened between tooth bar 20 and displacement transducer 51, pass the signal along in controller 50, this Time Controller 50 controls actuating motor 13 and moves, actuating motor 13 is rotated forward, now the sense of rotation of actuating motor 13 and the direction of rotation of gear 31.Actuating motor 13 drives the second belt pulley 42 to rotate by narrow V belt 40, and now on rotatingshaft 30, the torque at the second belt pulley 42 place is contrary with the torque at gear 31 place.And then realize tooth bar 20 damping.
If when tooth bar 20 moves downward, the distance that displacement transducer 51 records between tooth bar 20 and displacement transducer 51 increases, pass the signal along in controller 50, this Time Controller 50 controls actuating motor 13 and moves, actuating motor 13 is reversed, now the sense of rotation of actuating motor 13 and the direction of rotation of gear 31.Actuating motor 13 drives the second belt pulley 42 to rotate by narrow V belt 40, and now on rotatingshaft 30, the torque at the second belt pulley 42 place is contrary with the torque at gear 31 place.And then realize tooth bar 20 damping.
In this programme, motor and rotatingshaft adopt belt to be connected, and 13 slip properties utilizing belt, avoid in the shock absorbing process of tooth bar 20, motor reversal, occur the situation of burning motor.Additionally by the motion conditions of displacement transducer 51 feedback rack 20, if when tooth bar 20 moves very fast, controller 50 controls actuating motor 13, improves the rotating speed of actuating motor 13.
This vibration damper, relative to traditional spring damper, has the simple feature of the low manufacture of cost of production.For the common spring shock absorption of heavy-duty car, then to material and the heat treatment process proposition high requirement of damping spring, but the damping spring producing this kind of special requirement needs special main equipment manufacture, and production technology is also more complicated, not the technique of common compact damping spring.
The term " herringbone tooth " used in this specification refers to: a kind of cylindrical gears 31 is right-hand teeth and for left-hand teeth in another part facewidth in certain a part of facewidth.
Above-described is only embodiments of the invention, and in scheme, the general knowledge such as known concrete structure and characteristic does not do too much description at this.Should be understood that; for a person skilled in the art, under the prerequisite not departing from structure of the present invention, some distortion and improvement can also be made; these also should be considered as protection scope of the present invention, and these all can not affect effect of the invention process and practical applicability.The protection domain that this application claims should be as the criterion with the content of its claim, and the embodiment in specification etc. record the content that may be used for explaining claim.
Claims (4)
1. gear rack vibration damper, is characterized in that, comprises support box and tooth bar; Described support box is provided with the slide opening passed for tooth bar, is also provided with motor and rotatingshaft, the output shaft of described motor is provided with the first belt pulley in this support box; One end of described rotatingshaft be provided with for tooth bar meshed gears, the other end is provided with the second belt pulley; Described first belt pulley is connected by belt with the second belt pulley; Be provided with displacement transducer directly over described tooth bar, be also provided with controller in described support box, this controller is electrically connected with motor and displacement transducer respectively.
2. gear rack vibration damper according to claim 1, is characterized in that, support box top is provided with suspension ring, and the end of described tooth bar is also provided with suspension ring.
3. gear rack vibration damper according to claim 1 and 2, is characterized in that, described slide opening place is provided with Sealing.
4. gear rack vibration damper according to claim 3, is characterized in that, described motor is actuating motor, and described belt is narrow V belt, and narrow V belt number is 3 ~ 5, and described Sealing is rubber pad, and the tooth on described gear is herringbone tooth; Suspension ring structure on the suspension ring at described support box top and tooth bar and measure-alike.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510496044.2A CN105333054A (en) | 2015-08-14 | 2015-08-14 | Gear and rack shock absorber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510496044.2A CN105333054A (en) | 2015-08-14 | 2015-08-14 | Gear and rack shock absorber |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105333054A true CN105333054A (en) | 2016-02-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510496044.2A Pending CN105333054A (en) | 2015-08-14 | 2015-08-14 | Gear and rack shock absorber |
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| CN (1) | CN105333054A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106917839A (en) * | 2017-04-18 | 2017-07-04 | 沈阳工程学院 | The mechanical damper of nuclear power |
| CN109404465A (en) * | 2018-12-19 | 2019-03-01 | 武成阁 | A kind of rack-and-pinion auxiliary double rod pressure shock-absorbing device |
| CN109441984A (en) * | 2018-12-19 | 2019-03-08 | 武成阁 | A kind of energy-storaging spring rack-and-pinion double rod damper |
| CN109630583A (en) * | 2018-12-19 | 2019-04-16 | 武克学 | A kind of rack-and-pinion double rod mixing spring damper |
| CN109854671A (en) * | 2018-12-19 | 2019-06-07 | 武克学 | A kind of rack-and-pinion auxiliary double rod pulling force damper |
| CN113530451A (en) * | 2021-09-14 | 2021-10-22 | 西南石油大学 | Diamond drill bit capable of realizing self-adaptive buffering function |
-
2015
- 2015-08-14 CN CN201510496044.2A patent/CN105333054A/en active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106917839A (en) * | 2017-04-18 | 2017-07-04 | 沈阳工程学院 | The mechanical damper of nuclear power |
| CN109404465A (en) * | 2018-12-19 | 2019-03-01 | 武成阁 | A kind of rack-and-pinion auxiliary double rod pressure shock-absorbing device |
| CN109441984A (en) * | 2018-12-19 | 2019-03-08 | 武成阁 | A kind of energy-storaging spring rack-and-pinion double rod damper |
| CN109630583A (en) * | 2018-12-19 | 2019-04-16 | 武克学 | A kind of rack-and-pinion double rod mixing spring damper |
| CN109854671A (en) * | 2018-12-19 | 2019-06-07 | 武克学 | A kind of rack-and-pinion auxiliary double rod pulling force damper |
| CN109441984B (en) * | 2018-12-19 | 2021-07-09 | 武成阁 | Energy storage spring gear rack double-rod shock absorber |
| CN113530451A (en) * | 2021-09-14 | 2021-10-22 | 西南石油大学 | Diamond drill bit capable of realizing self-adaptive buffering function |
| CN113530451B (en) * | 2021-09-14 | 2021-11-30 | 西南石油大学 | Diamond drill bit capable of realizing self-adaptive buffering function |
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