CN219670081U - Steering mechanism of forklift driving wheel - Google Patents
Steering mechanism of forklift driving wheel Download PDFInfo
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- CN219670081U CN219670081U CN202321305183.9U CN202321305183U CN219670081U CN 219670081 U CN219670081 U CN 219670081U CN 202321305183 U CN202321305183 U CN 202321305183U CN 219670081 U CN219670081 U CN 219670081U
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- driving wheel
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- 230000007246 mechanism Effects 0.000 title claims abstract description 18
- 238000005259 measurement Methods 0.000 description 4
- 210000001503 joint Anatomy 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Forklifts And Lifting Vehicles (AREA)
Abstract
The utility model relates to the technical field of forklift steering, and particularly discloses a steering mechanism of a forklift driving wheel, which comprises a mounting seat, a steering motor, a first steering gear, a connecting seat and a steering encoder, wherein when the steering motor drives the driving wheel to steer, an output shaft of the steering motor drives the first steering gear to rotate first, the first steering gear rotates to drive the driving wheel to rotate, and the steering of the driving wheel is realized.
Description
Technical Field
The utility model relates to the technical field of forklift steering, in particular to a steering mechanism of a forklift driving wheel.
Background
The forklift is mainly applied to short-distance cargo handling, and is widely applied to occasions such as factories and freight stations because of excellent handling performance. In order to realize the steering of fork truck, in prior art, fork truck's drive wheel department all is equipped with turns to the motor for drive wheel turns to, and then realizes the holistic steering of fork truck, and in order to accurate judgement steering angle, generally set up the sensor in drive wheel department, measure the corner of drive wheel through the sensor, but its measurement has great error, can not very accurate measurement drive wheel's corner, and the cost is higher.
Disclosure of Invention
The utility model has been made in consideration of the above problems, and an object of the utility model is to provide a steering mechanism for a forklift drive wheel, which can realize accurate monitoring of steering of the drive wheel and has low cost.
In order to achieve the above purpose, the utility model provides a steering mechanism of a forklift driving wheel, which comprises a mounting seat, a steering motor, a first steering gear, a connecting seat and a steering encoder, wherein the steering motor is fixed above the mounting seat, the first steering gear is positioned below the mounting seat and is connected with an output shaft of the steering motor, and the driving wheel is arranged below the mounting seat and is connected with the first steering gear through the connecting seat;
the steering encoder is fixed on the mounting seat, and a second steering gear is arranged on the steering encoder and meshed with the first steering gear.
The steering mechanism of the forklift driving wheel is characterized in that the diameter of the second steering gear is smaller than that of the first steering gear.
According to the steering mechanism of the forklift driving wheel, the connecting seat is provided with the first connecting part positioned at the upper part of the connecting seat and the second connecting part positioned at the lower part of the connecting seat, the first connecting part is abutted with the bottom surface of the first steering gear and is connected with the first steering gear, the second connecting part is rotatably connected with the driving wheel, and the driving wheel can rotate along the vertical direction relative to the second connecting part.
According to the steering mechanism of the forklift driving wheel, a rotating shaft is arranged on one side of the driving wheel, and the driving wheel is connected with the second connecting part through the rotating shaft.
According to the steering mechanism of the forklift driving wheel, the forklift driving wheel further comprises a balance wheel, the balance wheel is arranged on the outer side of the driving wheel, the balance wheel is fixedly connected with the side plate of the mounting seat through the mounting plate, and the balance wheel is floatably arranged below the mounting plate.
According to the steering mechanism of the forklift driving wheel, the balance wheel is provided with an initial position and a supporting position, when the balance wheel is located at the initial position, the bottom of the balance wheel is higher than the bottom of the driving wheel, the balance wheel is in a suspended state, and when the balance wheel is located at the supporting position, the balance wheel and the driving wheel are all in butt joint with the ground.
The utility model has the following beneficial effects: when the steering motor drives the driving wheel to steer, the output shaft of the steering motor drives the first steering gear to rotate, the first steering gear rotates to drive the driving wheel to rotate, and the steering of the driving wheel is realized, so that in the process, the rotation angle of the first steering gear is consistent with that of the driving wheel, the lower end of the steering encoder is provided with a second steering gear meshed with the first steering gear, the first steering gear drives the second steering gear to rotate when rotating, and the steering amplitude of the second steering gear can be obtained according to the diameter ratio of the second steering gear to the first steering gear as long as the rotation amplitude of the second steering gear is measured, the measurement accuracy is higher, and compared with a sensor, the cost is lower.
Drawings
FIG. 1 is a schematic overall structure of an embodiment;
fig. 2 is a schematic view of the bottom structure of the mounting base of the embodiment.
In the figure: 1. a mounting base; 2. a steering motor; 3. a first steering gear; 4. a connecting seat; 5. a steering encoder; 6. a second steering gear; 7. balance wheel; 8. a mounting plate; 9. and (3) driving wheels.
Detailed Description
The following are specific embodiments of the present utility model and the technical solutions of the present utility model will be further described with reference to the accompanying drawings, but the present utility model is not limited to these embodiments.
As shown in fig. 1-2, a steering mechanism of a forklift driving wheel comprises a mounting seat 1, a steering motor 2, a first steering gear 3, a connecting seat 4 and a steering encoder 5, wherein the steering motor 2 drives the first steering gear 3 to rotate, the first steering gear 3 drives the driving wheel 9 to steer horizontally through the connecting seat 4, the steering encoder 5 measures the rotation amplitude of the second steering gear 6 through a second steering gear 6 meshed with the first steering gear 3, the steering amplitude of the driving wheel 9 can be measured, the measurement accuracy is high, and compared with a sensor, the cost of the steering encoder 5 is lower.
Specifically, the steering motor 2 and the steering encoder 5 are both fixed above the mounting seat 1, the first steering gear 3 is located below the mounting seat 1, the first steering gear 3 is connected with an output shaft of the steering motor 2, the driving wheel 9 is arranged below the mounting seat 1 and below the first steering gear 3, and can be connected with the first steering gear 3 through the connecting seat 4, when the steering motor 2 drives the first steering gear 3, the first steering gear 3 drives the driving wheel 9 to rotate in the horizontal direction through the connecting seat 4, the steering encoder 5 is provided with the second steering gear 6, the second steering gear 6 is meshed with the first steering gear 3, when the first steering gear 3 rotates, the second steering gear 6 is driven to rotate together, the second steering gear 6 rotates to drive a wire pulling action in the steering encoder 5, after the steering amplitude of the second steering gear 6 is measured, the steering amplitude of the first steering gear 3 can be obtained according to the diameter ratio of the second steering gear 6 and the first steering gear 3, and the measured steering angle of the driving wheel 9 is ensured to be more accurate.
In this embodiment, the diameter of the second steering gear 6 is smaller than that of the first steering gear 3, so that when the first steering gear 3 rotates for half a turn, the second steering gear 6 may rotate for several turns, and the pull wire is also pulled out for a long time, so that the rotation amplitude of the second steering gear 6 is calculated conveniently, and the error can be reduced.
Further, a first connecting portion located at the upper portion of the connecting seat 4 and a second connecting portion located at the lower portion of the connecting seat 4 are arranged on the connecting seat 4, the first connecting portion is in butt joint with the bottom face of the first steering gear 3 and is connected with the first steering gear 3, the second connecting portion is rotatably connected with the driving wheel 9, the driving wheel 9 can rotate in the vertical direction relative to the second connecting portion, the driving wheel 9 can rotate in the vertical direction independently, further, the forklift truck is driven to integrally act, in order to achieve rotational connection with the second connecting portion, a rotating shaft is arranged on one side of the driving wheel 9, and the driving wheel 9 is connected with the second connecting portion through the rotating shaft.
Further, in order to prevent the forklift from tipping, in this embodiment, a balance wheel 7 is further provided, the balance wheel 7 is disposed at the outer side of the driving wheel 9, the balance wheel 7 is fixedly connected with the side plate of the mounting seat 1 through a mounting plate 8, the balance wheel 7 is floatably disposed below the mounting plate 8, and when the forklift has a tipping tendency, the balance wheel 7 can provide support for the forklift to avoid tipping.
Still further, the balance wheel 7 has an initial position and a supporting position, when the balance wheel 7 is located at the initial position, the bottom of the balance wheel 7 is higher than the bottom of the driving wheel 9, the balance wheel 7 is in a suspended state, when the balance wheel 7 is located at the supporting position, the balance wheel 7 and the driving wheel 9 are both in contact with the ground, in this embodiment, the initial position refers to the position of the balance wheel 7 in a normal running state of the forklift, that is, when the forklift normally runs, the balance wheel 7 is suspended, friction force can be reduced, the supporting position refers to the position when the balance wheel 7 is in contact with the ground due to the fact that the forklift tilts towards one side, and at this time, the balance wheel 7 is supported in an auxiliary manner, so that the forklift is prevented from tipping.
The technical scheme of the utility model is explained in detail above with reference to the accompanying drawings, and the described embodiments are used for helping to understand the idea of the utility model. The specific embodiments described herein are offered by way of example only to illustrate the spirit of the utility model. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions in a similar manner without departing from the spirit of the utility model or exceeding the scope of the utility model as defined in the accompanying claims.
It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present utility model are merely used to explain the relative positional relationship, movement, etc. between the components in a particular posture (as shown in the drawings), and if the particular posture is changed, the directional indicator is changed accordingly.
Furthermore, descriptions such as those referred to herein as "first," "second," "a," and the like are provided for descriptive purposes only and are not to be construed as indicating or implying a relative importance or an implicit indication of the number of features being indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.
In the present utility model, unless specifically stated and limited otherwise, the terms "connected," "affixed," and the like are to be construed broadly, and for example, "affixed" may be a fixed connection, a removable connection, or an integral body; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
In addition, the technical solutions of the embodiments of the present utility model may be combined with each other, but it is necessary to be based on the fact that those skilled in the art can implement the technical solutions, and when the technical solutions are contradictory or cannot be implemented, the combination of the technical solutions should be considered as not existing, and not falling within the scope of protection claimed by the present utility model.
Claims (6)
1. The steering mechanism of the forklift driving wheel is characterized by comprising a mounting seat, a steering motor, a first steering gear, a connecting seat and a steering encoder, wherein the steering motor is fixed above the mounting seat, the first steering gear is positioned below the mounting seat and is connected with an output shaft of the steering motor, and the driving wheel is arranged below the mounting seat and is connected with the first steering gear through the connecting seat;
the steering encoder is fixed on the mounting seat, and a second steering gear is arranged on the steering encoder and meshed with the first steering gear.
2. A steering mechanism for a forklift drive wheel as claimed in claim 1, wherein the diameter of the second steering gear is smaller than the diameter of the first steering gear.
3. The steering mechanism of a forklift driving wheel according to claim 1, wherein the connecting seat is provided with a first connecting part positioned at the upper part of the connecting seat and a second connecting part positioned at the lower part of the connecting seat, the first connecting part is abutted with the bottom surface of the first steering gear and is connected with the first steering gear, the second connecting part is rotatably connected with the driving wheel, and the driving wheel can rotate along the vertical direction relative to the second connecting part.
4. A steering mechanism for a forklift drive wheel according to claim 3, wherein a shaft is provided on one side of the drive wheel, and the drive wheel is connected to the second connecting portion via the shaft.
5. The steering mechanism of a forklift drive wheel of claim 1, further comprising a balance wheel, said balance wheel being disposed outside said drive wheel, said balance wheel being fixedly attached to a side plate of said mounting base by a mounting plate, said balance wheel being floatably disposed below said mounting plate.
6. The steering mechanism of claim 5, wherein the balance wheel has an initial position and a supporting position, the height of the bottom of the balance wheel is higher than the height of the bottom of the driving wheel when the balance wheel is at the initial position, the balance wheel is in a suspended state, and the balance wheel and the driving wheel are both abutted against the ground when the balance wheel is at the supporting position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321305183.9U CN219670081U (en) | 2023-05-25 | 2023-05-25 | Steering mechanism of forklift driving wheel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321305183.9U CN219670081U (en) | 2023-05-25 | 2023-05-25 | Steering mechanism of forklift driving wheel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219670081U true CN219670081U (en) | 2023-09-12 |
Family
ID=87923370
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321305183.9U Active CN219670081U (en) | 2023-05-25 | 2023-05-25 | Steering mechanism of forklift driving wheel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219670081U (en) |
-
2023
- 2023-05-25 CN CN202321305183.9U patent/CN219670081U/en active Active
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