CN214656157U - Single-drive double-shaft two-gear amplitude vertical vibration wheel and road roller thereof - Google Patents
Single-drive double-shaft two-gear amplitude vertical vibration wheel and road roller thereof Download PDFInfo
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- CN214656157U CN214656157U CN202022604447.3U CN202022604447U CN214656157U CN 214656157 U CN214656157 U CN 214656157U CN 202022604447 U CN202022604447 U CN 202022604447U CN 214656157 U CN214656157 U CN 214656157U
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Abstract
The utility model discloses a single-drive double-shaft two-gear amplitude vertical vibration wheel, which comprises a pinch roller assembly, a driving assembly, a braking assembly and a vibration assembly, wherein the pinch roller assembly comprises a pinch roller and a rolling wheel shell sleeved outside the pinch roller, the pinch roller is fixed with a frame, the driving assembly comprises a driving device fixed on the inner wall of the pinch roller, and the driving device drives the rolling wheel shell to rotate through a transmission shaft; the vibration assembly and the brake assembly are fixed on the inner wall of the pressing wheel, and the vibration assembly provides a plurality of vertical vibrations; the brake assembly is used for braking the driving assembly. The utility model discloses a vertical vibration wheel and road roller of two grades of amplitudes of single drive biax need not to follow the synchronous rotation of rolling wheel shell when having realized the vibration of vibration subassembly, makes rotation, vibration separately, avoids receiving external force to influence and causes the gear to receive impact, improve the reliability of vibration wheel operation, realize the vertical vibration when vibrating the wheel weightlessness.
Description
Technical Field
The utility model relates to a vertical vibration wheel and road roller thereof especially relate to a single drive biax two grades of amplitudes vertical vibration wheel and road roller thereof, belong to engineering machine tool technical field.
Background
Vertical vibration, as a mode of vibration distinct from circumferential vibration, has particular advantages for compaction. Structurally, the vertical vibration must have a set of synchronous reverse structure, so that the two sets of vibration exciters rotate synchronously and reversely, the centrifugal force in the horizontal direction is offset, and only the centrifugal force vertical to the ground is reserved.
At present, most of vertical vibration wheel synchronous reverse structures adopt single-shaft gear box transmission, a vibration excitation central shaft is arranged on a central line of a wheel shell, a vibration motor provides power, and two groups or three groups of vibration exciters realize synchronous reverse rotation through a gear transmission mechanism arranged in the gear box, so that vertical vibration is realized. The gears in the vibrating wheel structure need to transmit torque and vibrate along with the whole vibrating wheel, and because the gear box participates in the vibration of the whole vibrating wheel, when a plurality of sets of gears are meshed, the gears generate impact with each other, so that the gears are easy to generate pitting corrosion and damage, and the service life of the vibrating wheel is shortened. Meanwhile, the vibration wheel still runs, and the position of the gear box influences the direction and the size of the vibration exciting force.
Therefore, a new vertical vibrating wheel and a road roller thereof need to be designed to solve the problem that the vibrating wheel is easy to damage due to impact in the prior art.
Disclosure of Invention
The utility model aims to overcome the not enough of the vibration wheel among the prior art easily receive the impact and damage, provide a perpendicular vibration wheel of two grades of amplitudes of single-wheel drive biax and road roller thereof, technical scheme as follows:
a single-drive double-shaft two-gear amplitude vertical vibration wheel comprises a pinch roller assembly, a drive assembly, a brake assembly and a vibration assembly,
the pinch roller assembly comprises a pinch roller and a rolling wheel shell sleeved outside the pinch roller, the pinch roller is fixed with the frame,
the driving assembly comprises a driving device fixed on the inner wall of the pressing wheel, and the driving device drives the rolling wheel shell to rotate through the transmission shaft; the vibration assembly and the brake assembly are fixed on the inner wall of the pressing wheel, and the vibration assembly provides a plurality of vertical vibrations; the brake assembly is used for braking the driving assembly.
Furthermore, a transmission gear is rotatably arranged in the pressing wheel, a driving gear meshed with the transmission gear is fixedly arranged on a transmission shaft of the driving assembly, and the transmission gear is clamped into the telescopic end of the braking assembly after the telescopic end of the braking assembly extends out, so that the transmission gear is braked.
Further, the vibration assembly comprises a vibration shell, a vibration motor, a first vibration exciter, a fixing plate, a first bearing, a driving gear, a driven gear, a second bearing, a second vibration exciter and a third bearing;
the vibration shell is fixed on the inner side wall of the pressing wheel, a fixing plate is fixedly arranged in the vibration shell, one end of a first vibration exciter extends out of the vibration shell and then is connected with a vibration motor, and the other end of the first vibration exciter is rotatably arranged on the fixing plate through a first bearing; the driving gear is arranged at the end part of one end, far away from the vibration motor, of the first vibration exciter, one end of the second vibration exciter is rotatably arranged on the fixed plate through the second bearing and is rotatably provided with the driven gear after being extended out of the fixed plate, the driven gear is meshed with the driving gear, and the other end of the second vibration exciter is rotatably arranged on the side wall of the vibration shell through the third bearing.
A road roller comprises the single-drive double-shaft two-gear amplitude vertical vibration wheel.
Compared with the prior art, the utility model discloses the beneficial effect who reaches:
the utility model discloses a vertical vibration wheel and road roller of two shelves amplitudes of single drive need not to follow the synchronous rotation of rolling wheel shell when having realized the vibration of vibration subassembly, makes rotation, vibration separately, avoids receiving external force to influence to cause the gear to receive impact, improve the reliability of vibration wheel operation, realize the vertical vibration when vibrating the wheel weightlessness.
Drawings
FIG. 1 is a schematic structural view of a single-drive dual-shaft two-gear amplitude vertical vibration wheel of the present invention;
in the figure: 1-a pressure wheel assembly, 11-a pressure wheel, 12-a first vibration absorber, 13-a second vibration absorber and 14-a rolling wheel shell;
2-driving component, 21-driving device, 22-driving gear, 23-transmission gear, 24-transmission shaft and 25-bearing gland;
3-vibration component, 31-vibration motor, 32-first bearing, 33-third bearing, 34-driving gear, 35-driven gear, 36-first vibration exciter, 37-second vibration exciter, 38-coupler and 39-second bearing;
4-a brake assembly.
Detailed Description
The present invention will be further described with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
Example 1
As shown in figure 1, the single-drive double-shaft two-gear amplitude vertical vibration wheel comprises a pressure wheel assembly 1, a driving assembly 2, a braking assembly 4 and a vibration assembly 3,
the pinch roller assembly 1 comprises a pinch roller 11 and a rolling wheel shell 14 sleeved outside the pinch roller 11, the pinch roller 11 is fixed with the frame,
the driving assembly 2 comprises a driving device 21 fixed on the inner wall of the pressing wheel 11, and the driving device drives the rolling wheel shell to rotate through a transmission shaft;
the vibration component 3 and the brake component 4 are both fixed on the inner wall of the pinch roller, and the vibration component 3 provides two-gear vertical vibration; the brake assembly 4 is used for braking the driving assembly 2.
The transmission gear 23 is rotatably arranged in the pinch roller 11, the driving gear 22 meshed with the transmission gear 23 is fixedly arranged on the transmission shaft 24 of the driving assembly 2, the telescopic end of the braking assembly 4 stretches out and then is clamped into the transmission gear 23, the braking of the transmission gear 23 is realized, and the braking of the driving gear 22 is further realized.
The driving device 21 is a driving motor and can provide driving power for the driving gear 22. The driving gear 22 is connected with the driving device 21 through an internal spline, and the driving motor 21 drives the driving gear 22 to rotate so as to drive the rolling wheel shell 14 to rotate relative to the pressing wheel 11. The rotating speed is reduced through the gear transmission ratio, and the transmission torque is improved. In this embodiment, the transmission gear 23 is rotatably disposed on a bracket (not shown) fixed inside the pressing wheel 11.
When the brake is not required, the transmission gear 23 is engaged with the driving gear 22 under the rotation of the driving gear 22, and the transmission gear 23 is passively rotated.
When braking is needed, the braking assembly 4 in this embodiment is specifically a braking oil cylinder, and provides braking power when working, the braking oil cylinder realizes that the rod end stretches out and draws back through the movement of the driving piston to realize the braking and unlocking functions of the transmission gear 23, the rod end of the braking oil cylinder extends into a clamping groove (not shown in the figure) in the transmission gear 23 to realize locking of the transmission gear 23, and at this time, the transmission gear 23 is driven to stop rotating, so as to realize braking of the driving gear 22. The brake assembly 4 limits the transmission gear 23 to realize the braking function of the rolling wheel housing 14. When the hydraulic oil cylinder reaches a certain pressure, the hydraulic oil cylinder can be unlocked and locked, and the retraction of the hydraulic oil cylinder is realized.
Specifically, in this embodiment, the vibration assembly 3 includes a vibration housing, a vibration motor 31, a first vibration exciter 36, a fixing plate, a first bearing 32, a driving gear 34, a driven gear 35, a second bearing 39, a second vibration exciter 37, and a third bearing 33;
the vibration shell is fixed on the inner side wall of the pressing wheel 11, a fixing plate is fixedly arranged in the vibration shell, one end of a first vibration exciter 36 extends out of the vibration shell and then is connected with a vibration motor, and the other end of the first vibration exciter 36 is rotatably arranged on the fixing plate through a first bearing; the driving gear 34 is disposed at an end of the first exciter 36 away from the vibration motor, one end of the second exciter 37 is rotatably disposed on the fixing plate through a second bearing, and a driven gear 35 is rotatably disposed after extending from the fixing plate, the driven gear 35 is engaged with the driving gear 34, and the other end of the second exciter 37 is rotatably disposed on the side wall of the vibration housing through a third bearing. A first through hole for a shaft end of a first vibration exciter 36 to pass through is formed in the side wall of the vibration shell, a fixing plate is fixedly arranged in the vibration shell, a first bearing hole for mounting a first bearing 32 is formed in the fixing plate, one end of the first vibration exciter 36 passes through the first through hole and is in transmission connection with the vibration motor 31, the first vibration exciter 36 is rotatably connected in the first bearing seat 32, and a driving gear 34 is fixed at the other end of the first vibration exciter 36;
the side walls of the fixed plate and the vibration shell are respectively provided with a second bearing hole and a third bearing hole for placing a second bearing 39 and a third bearing seat 33, two sides of a second vibration exciter 37 are respectively and rotatably arranged in the second bearing 39 and the third bearing 33, and the end part of the second vibration exciter 37 is provided with a driven gear 35 meshed with the driving gear 34. In the present embodiment, the vibration bearing 39 is fixedly provided in the first bearing 32 and the second bearing 39. The vibration motor 31 provides vibration power. The vibration assembly 3 can provide two levels of vibration amplitude.
The first vibration exciter 36 and the second vibration exciter 37 comprise two different structures of a fixed eccentric block and a movable eccentric block, and different static eccentricity can be realized by forward rotation and reverse rotation of the vibration exciters, so that two-gear amplitude is realized.
In the present embodiment, in particular, the vibration motor 31 is connected to the first exciter 36 via a coupling 38.
In the present embodiment, specifically, the first exciter 36 includes a first fixed eccentric block and a first movable eccentric block, the first fixed eccentric block is fixedly disposed on the first exciter 36, and the first movable eccentric block is rotatably disposed on the first exciter 36;
the second exciter 37 comprises a second fixed eccentric block and a second movable eccentric block, the second fixed eccentric block is fixedly arranged on the second exciter 37, and the second movable eccentric block is rotatably arranged on the second exciter 37.
In the present embodiment, specifically, a first damper 12 and a second damper 13 are further included,
the first shock absorber 12 is embedded in the joint of the rolling wheel shell 14 and the frame, the cylindrical surface of the pressing wheel 11 is convexly provided with a fixing part, the fixing part is connected with the frame, and the contact surface of the peripheral surface of the fixing part and the frame is provided with the second shock absorber 13. The first damper 12 and the second damper 13 are both mounted on the pinch roller 11 structure and connected with the frame. The first exciter 36 and the second exciter 37 have the same static eccentricity and rotate in opposite directions during operation. The rolling wheel shell 14 is connected to the driving assembly 2, and the walking function of the road roller is achieved.
The center axes of first exciter 36 and second exciter 37 are not on the geometric centerline of puck 11 and are on the same side as the geometric center of puck 11.
In the embodiment, the rolling wheel device further comprises a bearing gland 25 fixed on the rolling wheel shell 14, and the bearing gland 25 is fixed with the transmission shaft 24. The bearing gland 25 is fixed with the shaft end of the transmission shaft 24.
A road roller comprises the single-drive double-shaft two-gear amplitude vertical vibration wheel.
The working principle is as follows:
when the rolling wheel device works, the rolling wheel shell 14 is rotationally arranged outside the pressing wheel 11 through the driving assembly 2, and the rolling wheel shell 14 and the pressing wheel 11 realize relative motion. In the walking process of the road roller, the pressing wheel 11, the first vibration absorber 12 and the second vibration absorber 13 are still relative to the ground, and the rolling wheel shell 14 realizes the rolling walking function.
The utility model discloses a vertical vibration wheel of two grades of amplitudes of single-driven biax arranges the same and perpendicular decurrent two sets of vibration exciters of two initial angles according to the vertical vibration principle in the vibration wheel, and a vibrating motor 31 provides power for first vibration exciter 36 and second vibration exciter 37, realizes first vibration exciter 36 and the synchronous reverse rotation of second vibration exciter 37 through driving gear 34 and driven gear 35 meshing and the synchronous reverse motion of installing in one end to vertical vibration when realizing the vibration wheel weightlessness. The gear engagement undertakes synchronous and reverse correction work, and simultaneously realizes the function of transmitting torque. The two sets of vibration exciters rotating in opposite directions provide exciting forces which are completely opposite except in the vertical direction, so that the vibration wheel is ensured to vibrate vertically all the time. In the vibration working process, the inner structure of the pressing wheel cannot rotate around the geometric center of the pressing wheel along with the walking of the road roller, the walking assembly and the vibration assembly cannot be influenced by external force, the gear cannot be impacted in the meshing process, and the reliability of the gear is improved. The vibration exciter is formed by combining a movable eccentric block and a fixed eccentric block, and the vibration motor provides forward and reverse rotation directions, so that the vibration exciter generates two different static eccentric distances to realize two-gear amplitude.
The utility model discloses a vertical vibration wheel and road roller of two shelves amplitudes of single drive need not to follow the synchronous rotation of rolling wheel shell when having realized the vibration of vibration subassembly, makes rotation, vibration separately, realizes that two shelves amplitudes are available for selection, avoids receiving external force to influence to cause the gear to receive impact, improve the reliability of vibration wheel operation, realize the vertical vibration when vibrating the wheel weightlessness.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be considered as the protection scope of the present invention.
Claims (8)
1. A single-drive double-shaft two-gear amplitude vertical vibration wheel is characterized by comprising a pinch roller assembly, a drive assembly, a brake assembly and a vibration assembly,
the pinch roller assembly comprises a pinch roller and a rolling wheel shell sleeved outside the pinch roller, the pinch roller is fixed with the frame,
the driving assembly comprises a driving device fixed on the inner wall of the pressing wheel, and the driving device drives the rolling wheel shell to rotate through the transmission shaft;
the vibration assembly and the brake assembly are fixed on the inner wall of the pressing wheel, and the vibration assembly provides a plurality of vertical vibrations; the brake assembly is used for braking the driving assembly.
2. The single-drive double-shaft two-gear amplitude vertical vibration wheel as claimed in claim 1, wherein the pressure wheel is rotatably provided with a transmission gear inside, a transmission shaft of the driving assembly is fixedly provided with a driving gear meshed with the transmission gear, and the telescopic end of the braking assembly extends out and then is clamped into the transmission gear to brake the transmission gear.
3. The single-drive double-shaft two-gear amplitude vertical vibrating wheel as claimed in claim 1, wherein the vibrating assembly comprises a vibrating shell, a vibrating motor, a first vibration exciter, a fixed plate, a first bearing, a driving gear, a driven gear, a second bearing, a second vibration exciter and a third bearing;
the vibration shell is fixed on the inner side wall of the pressing wheel, a fixed plate is fixedly arranged in the vibration shell, one end of the first vibration exciter extends out of the vibration shell and then is connected with the vibration motor, and the other end of the first vibration exciter is rotatably arranged on the fixed plate through a first bearing; the driving gear is arranged at the end part of one end, far away from the vibration motor, of the first vibration exciter, one end of the second vibration exciter is rotatably arranged on the fixed plate through a second bearing, the fixed plate extends out and then is rotatably provided with a driven gear, the driven gear is meshed with the driving gear, and the other end of the second vibration exciter is rotatably arranged on the side wall of the vibration shell through a third bearing.
4. A single-drive double-shaft two-gear amplitude vertical vibrating wheel according to claim 3, wherein the vibrating motor is connected with the first vibration exciter through a coupling.
5. A single-driven double-shaft two-gear amplitude vertical vibration wheel according to claim 3,
the first vibration exciter comprises a first fixed eccentric block and a first movable eccentric block, the first fixed eccentric block is fixedly arranged on the first vibration exciter, and the first movable eccentric block is rotatably arranged on the first vibration exciter;
the second vibration exciter comprises a second fixed eccentric block and a second movable eccentric block, the second fixed eccentric block is fixedly arranged on the second vibration exciter, and the second movable eccentric block is rotatably arranged on the second vibration exciter.
6. The single-drive double-shaft two-gear amplitude vertical vibration wheel as claimed in claim 1, further comprising a first vibration damper and a second vibration damper,
the first shock absorber is embedded in the joint of the rolling wheel shell and the frame, the outer part of the cylindrical surface of the pressing wheel is convexly provided with a fixing part, the fixing part is connected with the frame, and the contact surface of the outer peripheral surface of the fixing part and the frame is provided with a second shock absorber.
7. The single-drive double-shaft two-gear amplitude vertical vibration wheel as claimed in claim 1, further comprising a bearing gland fixed on the rolling wheel shell, wherein the bearing gland is fixed with the transmission shaft.
8. A roller comprising a single-drive dual-axle two-gear amplitude vertical vibratory wheel according to any one of the preceding claims.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022604447.3U CN214656157U (en) | 2020-11-12 | 2020-11-12 | Single-drive double-shaft two-gear amplitude vertical vibration wheel and road roller thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022604447.3U CN214656157U (en) | 2020-11-12 | 2020-11-12 | Single-drive double-shaft two-gear amplitude vertical vibration wheel and road roller thereof |
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| Publication Number | Publication Date |
|---|---|
| CN214656157U true CN214656157U (en) | 2021-11-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022604447.3U Active CN214656157U (en) | 2020-11-12 | 2020-11-12 | Single-drive double-shaft two-gear amplitude vertical vibration wheel and road roller thereof |
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| Country | Link |
|---|---|
| CN (1) | CN214656157U (en) |
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2020
- 2020-11-12 CN CN202022604447.3U patent/CN214656157U/en active Active
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