CN2420323Y - Stepless controller for eccentricity of vibrative road roller - Google Patents
Stepless controller for eccentricity of vibrative road roller Download PDFInfo
- Publication number
- CN2420323Y CN2420323Y CN 00220334 CN00220334U CN2420323Y CN 2420323 Y CN2420323 Y CN 2420323Y CN 00220334 CN00220334 CN 00220334 CN 00220334 U CN00220334 U CN 00220334U CN 2420323 Y CN2420323 Y CN 2420323Y
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- China
- Prior art keywords
- gear
- drive shaft
- worm
- final drive
- planetary
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- Expired - Fee Related
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Abstract
The utility model relates to an eccentricity stepless controller of a vibrating road roller, which belongs to an eccentricity controller of the vibrating road roller. The utility model is composed of a case body, wherein, the case body is composed of a front case body, a back case body and an end cover; a back planet wheel speed changer is in the back case body, a main drive shaft penetrates through the center in the case body, a front planet wheel speed changer is in the front case body, one end of the main drive shaft is connected with a worm gear pair and the end cover, the middle part of the main drive shaft is connected with the front planet wheel speed changer, and the other end is connected with the back planet wheel speed changer. The utility model has the advantages of compact structure, easy installation, convenient maintenance and high work efficiency and can realize the oscillation amplitude of the utility model.
Description
The utility model relates to a kind of vibratory roller eccentric throw regulation device, particularly a kind of vibratory roller eccentric throw stepless regulation and control device.
At present, the eccentric throw regulation device that uses on the vibratory roller is that one group of fixed eccentric block and movable eccentric block are housed on same final drive shaft, and when just changeing, movable eccentric block turns round with fixed eccentric block, rotates synchronously, does not produce phase difference mutually; During counter-rotating, movable eccentric block is thrown away with fixed eccentric block by centrifugal force and differs 180 degree runnings all the time, and the eccentric throw regulation device of this structure has only two kinds of working methods of high amplitude and short arc.The automatic amplitude modulation apparatus of a kind of mechanical oscillation then appears again, it is by being installed in the helicla flute adjusting rod in the active wheel, regulate a pair of gear relative angle that is connected with eccentric block, thereby the relative angle between change fixed eccentric block and the movable eccentric block is realized the adjusting of eccentric throw.This structural disadvantages: eccentric throw can not step-less adjustment in rotary work for installation and maintenance inconvenience, eccentric shaft, and efficient is low.
The purpose of this utility model provides a kind of, and installation and maintenance are convenient, and efficient height, eccentric shaft can be realized a kind of vibratory roller eccentric throw stepless regulation and control device that eccentric throw is regulated continuously in rotary course.
The purpose of this utility model is achieved in that this device has a casing, and the center has final drive shaft to run through in the casing, is connected with worm gear pairs and end cap at an end of final drive shaft; The middle part is connected with preceding planetary gear; The other end is connected with the back planetary gear.
Casing is made up of preceding casing, rear box and end cap, and worm gear pairs and preceding planetary gear are arranged in preceding casing, and back planetary gear is arranged in rear box.
One end of final drive shaft is connected with bearing; The other end is a spline, and there is a boss centre, and one side of boss is connected with bearing; Another side is a spline, it promptly is cut-point with the boss, one end is connected with two bearings, the other end has two splines, on the final drive shaft between two bearings, be set with worm gear, on the spline close, be connected with sun gear, on the final drive shaft between sun gear and the end spline, be set with rear sun gear and planetary wheel carrier with boss.
Worm gear pairs has a worm-wheel shaft, and the worm-wheel shaft sky is enclosed within on the final drive shaft, and the centre position of worm-wheel shaft is a worm gear; There is spline one end, is connected with worm screw on the worm gear in centre position.
Preceding planetary gear has an internal gear, internal gear one end is connected with worm gear, the other end is connected with sun gear by planetary gear, sun gear is connected on the final drive shaft by spline, between sun gear and internal gear, planetary gear is arranged, planetary gear is connected with planetary wheel carrier, and the other end sky of planetary wheel carrier is enclosed within on the final drive shaft.
Back planetary gear has a rear sun gear, and the rear sun gear sky is enclosed within on the final drive shaft; One end protrudes rear box, on the rear sun gear that protrudes rear box, spline is arranged, have a back internal gear to be connected, between back internal gear and rear sun gear, be connected with the back planetary gear with rear box, back planetary gear is connected with the back planetary wheel carrier, and the other end of back planetary wheel carrier is connected with planetary wheel carrier by spline.
Owing to adopted such scheme, stepless regulation and control device to be installed in the casing, casing is made up of preceding casing and rear box, and there is a capping on the right side, easily installs, and is convenient to maintenance; Final drive shaft is arranged in casing, a pair of worm gear pairs and before, back planetary gear, preceding planetary gear is a differential reducing mechanism, back planetary gear is a speed increasing mechanism, its speed ratio is identical, the rear sun gear sky is enclosed within on the final drive shaft, and on extreme direction, a splined shaft is arranged respectively, splined shaft connects the eccentric shaft of vibration wheel of road roller respectively, eccentric block is arranged on the eccentric shaft, this device has two input ports and two output ports, when power when final drive shaft is imported, before internal gear on the planetary gear pinned by a pair of worm gear pairs, preceding planetary gear is by the differential reducing gear that becomes because before, the speed ratio of back planetary gear is identical, facilitate final drive shaft and rear sun gear axle synchronous, make each the eccentric block position relative fixed in the vibration wheel of road roller; When power during respectively from the input of two input ports, a pair of worm gear pairs is driven with the shaft-driven planetary gear of main transmission and forms resultant motion, during sun wheel shaft output then, just form asynchronous running with final drive shaft, this device is exactly to utilize differential principle between its output, regulate the relative position of the eccentric block in the vibrating wheels, realize that eccentric throw is stepless regulated.This stepless regulation and control device compact conformation is skillfully constructed, and installation, maintenance is convenient, and high efficiency can realize the Oscillation Amplitude of stepless regulated road roller.
Be described further in conjunction with the embodiments with reference to the accompanying drawings below.
Fig. 1 is a structure chart of the present utility model.
Fig. 2 is a transmission schematic diagram of the present utility model.
Embodiment: in Fig. 1, Fig. 2, this device has a casing 19, and centers have final drive shaft 2 to run through in the casing 19, is connected with worm gear pairs 3 and end cap 15 at an end of final drive shaft 2; Planetary gear 18 before the middle part is connected with; The other end is connected with back planetary gear 20.
One end of final drive shaft 2 is connected with bearing 1; The other end is a spline, and there is a boss centre, and one side of boss is connected with bearing; Another side is a spline, it promptly is cut-point with the boss, one end is connected with two bearings, the other end has two splines, on the final drive shaft between two bearings 2, be set with worm-wheel shaft 17, on the spline close, be connected with sun gear 8, on the final drive shaft 2 between sun gear 8 and the end spline, be set with rear sun gear 14 and planetary wheel carrier 9 with boss.
Preceding planetary gear 18 has an internal gear 6, internal gear 6 one ends are connected with worm-wheel shaft 17 upper splines, the other end is connected with sun gear 8 by planetary gear 7, sun gear 8 is connected on the final drive shaft 2 by spline, between sun gear 8 and internal gear 6, planetary gear 7 is arranged, planetary gear 7 is connected with planetary wheel carrier 9, and the other end sky of planetary wheel carrier 9 is enclosed within on the final drive shaft 2.
Back planetary gear 20 has a rear sun gear 14, and rear sun gear 14 skies are enclosed within on the final drive shaft 2; One end protrudes rear box 13, on the rear sun gear 14 that protrudes rear box 13, spline is arranged, there is a back internal gear 12 to be connected with rear box 13, between back internal gear 12 and rear sun gear 14, be connected with back planetary gear 11, back planetary gear 11 is connected with back planetary wheel carrier 10, and the other end of back planetary wheel carrier 10 is connected with planetary wheel carrier 9 by spline.
Claims (6)
1, a kind of vibratory roller eccentric throw stepless regulation and control device, it is characterized in that: this device has a casing, and the center has final drive shaft to run through in the casing, is connected with worm gear pairs and end cap at an end of final drive shaft; The middle part is connected with preceding planetary gear; The other end is connected with the back planetary gear.
2, vibratory roller eccentric throw stepless regulation and control device according to claim 1, it is characterized in that: casing is made up of preceding casing, rear box and end cap, and worm gear pairs and preceding planetary gear are arranged in preceding casing, and back planetary gear is arranged in rear box.
3, vibratory roller eccentric throw stepless regulation and control device according to claim 1, it is characterized in that: an end of final drive shaft is connected with bearing; The other end is a spline, and there is a boss centre, and one side of boss is connected with bearing; Another side is a spline, it promptly is cut-point with the boss, one end is connected with two bearings, the other end has two splines, on the final drive shaft between two bearings, be set with worm gear, on the spline close, be connected with sun gear, on the final drive shaft between sun gear and the end spline, be set with rear sun gear and planetary wheel carrier with boss.
4, vibratory roller eccentric throw stepless regulation and control device according to claim 1, it is characterized in that: worm gear pairs has a worm-wheel shaft, and the worm-wheel shaft sky is enclosed within on the final drive shaft, and the centre position of worm-wheel shaft is a worm gear; There is spline one end, is connected with worm screw on the worm gear in centre position.
5, vibratory roller eccentric throw stepless regulation and control device according to claim 1, it is characterized in that: preceding planetary gear has an internal gear, internal gear one end is connected with worm gear, the other end is connected with sun gear by planetary gear, sun gear is connected on the final drive shaft by spline, between sun gear and internal gear planetary gear is arranged, planetary gear is connected with planetary wheel carrier, and the other end sky of planetary wheel carrier is enclosed within on the final drive shaft.
6, vibratory roller eccentric throw stepless regulation and control device according to claim 1 is characterized in that: the back planetary gear has a rear sun gear, and the rear sun gear sky is enclosed within on the final drive shaft; One end protrudes rear box, on the rear sun gear that protrudes rear box, spline is arranged, have a back internal gear to be connected, between back internal gear and rear sun gear, be connected with the back planetary gear with rear box, back planetary gear is connected with the back planetary wheel carrier, and the other end of back planetary wheel carrier is connected with planetary wheel carrier by spline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00220334 CN2420323Y (en) | 2000-05-16 | 2000-05-16 | Stepless controller for eccentricity of vibrative road roller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00220334 CN2420323Y (en) | 2000-05-16 | 2000-05-16 | Stepless controller for eccentricity of vibrative road roller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2420323Y true CN2420323Y (en) | 2001-02-21 |
Family
ID=33585399
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 00220334 Expired - Fee Related CN2420323Y (en) | 2000-05-16 | 2000-05-16 | Stepless controller for eccentricity of vibrative road roller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2420323Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1325729C (en) * | 2003-09-28 | 2007-07-11 | 徐州工程机械科技股份有限公司徐工研究院 | Device for adjusting amplitude in stepless for vibration wheel in vibrating compactor |
| CN102852075A (en) * | 2012-02-23 | 2013-01-02 | 江苏大学 | Vibratory roller liquid stepless amplitude modulation vibration exciter |
-
2000
- 2000-05-16 CN CN 00220334 patent/CN2420323Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1325729C (en) * | 2003-09-28 | 2007-07-11 | 徐州工程机械科技股份有限公司徐工研究院 | Device for adjusting amplitude in stepless for vibration wheel in vibrating compactor |
| CN102852075A (en) * | 2012-02-23 | 2013-01-02 | 江苏大学 | Vibratory roller liquid stepless amplitude modulation vibration exciter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20010221 |