CN216376260U - Running gear, shuttle and stereoscopic warehouse - Google Patents
Running gear, shuttle and stereoscopic warehouse Download PDFInfo
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- CN216376260U CN216376260U CN202122566587.0U CN202122566587U CN216376260U CN 216376260 U CN216376260 U CN 216376260U CN 202122566587 U CN202122566587 U CN 202122566587U CN 216376260 U CN216376260 U CN 216376260U
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Abstract
The utility model relates to the technical field of warehouse logistics, in particular to a travelling mechanism, a shuttle and a stereoscopic warehouse. The traveling mechanism comprises a first driving shaft, a first driving wheel arranged on the first driving shaft, a second driving shaft and a second driving wheel arranged on the second driving shaft, and the second driving shaft and the first driving shaft are distributed at intervals; the driving assembly can drive the first driving shaft or the second driving shaft to rotate, and the synchronizing assembly is used for connecting the first driving shaft and the second driving shaft in a transmission mode. According to the travelling mechanism provided by the utility model, the first driving shaft or the second driving shaft is driven by the group of driving assemblies, and then the first driving shaft and the second driving shaft are in transmission connection through the synchronizing assembly, so that the cost is lower, the wheel pressure of the first driving wheel and the second driving wheel is the total weight of the shuttle vehicle body, the static friction force between the driving wheels and the track is increased, the travelling acceleration of the shuttle vehicle is improved, and the operating efficiency of the shuttle vehicle is improved.
Description
Technical Field
The embodiment of the utility model relates to the technical field of warehouse logistics, in particular to a travelling mechanism, a shuttle and a stereoscopic warehouse.
Background
In recent years, the automated stereoscopic warehouse has been widely used because of its advantages such as high storage density and high access efficiency. The automatic stereoscopic warehouse adopts shelves with the height of several layers, more than ten layers and even dozens of layers to store goods, and corresponding material handling equipment is used for warehousing and ex-warehouse operation of the goods. The shuttle car is the most main carrying equipment, for a warehouse with a large single quantity, the shuttle car is arranged on each layer of track of the goods shelf, for a warehouse with a small single quantity, the shuttle car is arranged on the plurality of layers of tracks, and the shuttle car switches operation among the layers of tracks through the layer changing elevator at the end part of the goods shelf. The access efficiency of the automated stereoscopic warehouse depends on the operation efficiency of the shuttle car to a great extent, and the operation index of the shuttle car determines the operation efficiency of the shuttle car, wherein the magnitude of the acceleration and deceleration is particularly important.
In the prior art, two schemes are adopted for the travelling mechanism, the first scheme is that a single motor drives a single driving shaft to transmit power to a vehicle body to realize travelling, and in addition, two driven shafts play a supporting role. The wheel pressure of the driving wheel is not the weight of the whole vehicle body but part of the total weight of the vehicle body, so that the wheel pressure of the driving wheel is too small, the static friction force with a track is small, and if the acceleration and the deceleration are too large, the driving wheel can slip, so that the acceleration of the scheme cannot be too large.
The second scheme is that the double motors respectively drive a driving shaft to walk front and back, the scheme has the advantages that the driving wheel completely bears the total weight of the vehicle body, the wheel pressure of the driving wheel is the weight of the vehicle body, the static friction force between the driving wheel and a track is increased, the acceleration and deceleration are increased, however, the control difficulty of the driving of the two motors is increased, if the complete synchronization cannot be realized, the two motors can be mutually restrained to form the resistance of the other side, and the cost of the two motors is further increased.
SUMMERY OF THE UTILITY MODEL
The embodiment of the utility model aims to provide a travelling mechanism, a shuttle car and a stereoscopic warehouse, which are low in cost and improve the travelling acceleration of the shuttle car.
To achieve the purpose, the embodiment of the utility model adopts the following technical scheme:
a travel mechanism comprising:
the first driving shaft and the first driving wheel are arranged on the first driving shaft;
the second driving shaft and the second driving wheel are arranged on the second driving shaft, and the second driving shaft and the first driving shaft are distributed at intervals;
the driving assembly can drive the first driving shaft or the second driving shaft to rotate;
and the synchronous component is used for connecting the first driving shaft and the second driving shaft in a transmission way.
As a preferable technical scheme of the travelling mechanism, the driving assembly comprises a motor and a speed reducer, and the motor drives the first driving shaft or the second driving shaft to rotate through the speed reducer.
As a preferred technical scheme of the traveling mechanism, the synchronizing assembly comprises a first synchronizing wheel, a second synchronizing wheel and a synchronizing belt, the first synchronizing wheel is arranged on the first driving shaft, the second synchronizing wheel is arranged on the second driving shaft, and the synchronizing belt is wound on the first synchronizing wheel and the second synchronizing wheel.
As a preferred technical scheme of the traveling mechanism, the synchronous assembly further comprises a transmission wheel set, and the transmission wheel set is used for changing the trend of the synchronous belt so as to form an avoiding space above the synchronous belt.
As a preferred technical scheme of the walking mechanism, the transmission wheel set comprises a first inner transmission wheel and a second inner transmission wheel, the first inner transmission wheel and the second inner transmission wheel are distributed at intervals along the transmission direction of the synchronous belt, and the first inner transmission wheel and the second inner transmission wheel are both pressed against the inner side of the synchronous belt;
the transmission wheel set further comprises a first outer transmission wheel and a second outer transmission wheel, the first outer transmission wheel and the second outer transmission wheel are distributed at intervals in the transmission direction of the synchronous belt, and the first outer transmission wheel and the second outer transmission wheel are all abutted to and pressed on the outer side of the synchronous belt.
As a preferred technical scheme of the travelling mechanism, first convex teeth distributed along the self circumferential direction are arranged on the outer circumferential surfaces of the first synchronizing wheel and the second synchronizing wheel, second convex teeth distributed along the self circumferential direction are arranged on the inner side surface of the synchronizing belt, and the first convex teeth and the second convex teeth are in meshing transmission.
As a preferred technical scheme of the travelling mechanism, second convex teeth distributed along the self circumferential direction are arranged on the inner side surface of the synchronous belt, third convex teeth distributed along the self circumferential direction are arranged on the outer circumferential surfaces of the first inner driving wheel and the second inner driving wheel, and the third convex teeth are in meshing transmission with the second convex teeth.
As a preferred technical scheme of the travelling mechanism, the first driving shaft is a long shaft, the second driving shaft comprises two short shafts, the driving assembly can drive the first driving shaft to rotate, and the first driving shaft can transmit power to the two short shafts of the second driving shaft through the two groups of synchronous assemblies.
The shuttle car comprises a car body and the travelling mechanism in any one of the above schemes, wherein the travelling mechanism is used for supporting the car body to travel.
A stereoscopic warehouse comprising a shuttle as described above.
The embodiment of the utility model has the following beneficial effects:
according to the travelling mechanism provided by the embodiment of the utility model, the first driving shaft or the second driving shaft is driven by the group of driving assemblies, and then the first driving shaft and the second driving shaft are in transmission connection through the synchronizing assembly, so that the cost is low, the wheel pressure of the first driving wheel and the second driving wheel is the total weight of the shuttle vehicle body, the static friction force between the driving wheels and the track is increased, the travelling acceleration of the shuttle vehicle is improved, and the operating efficiency of the shuttle vehicle is improved.
Drawings
Fig. 1 is a schematic perspective view of a traveling mechanism provided in an embodiment of the present invention;
FIG. 2 is a top view of a travel mechanism provided by an embodiment of the present invention;
fig. 3 is a schematic perspective view of a shuttle provided in an embodiment of the present invention;
fig. 4 is a top view of a shuttle provided by an embodiment of the present invention.
In the figure:
11. a first drive shaft; 12. a first drive wheel;
21. a second driving shaft; 22. a second drive wheel;
30. a drive assembly; 31. a motor; 32. a speed reducer;
40. a synchronization component; 41. a first synchronizing wheel; 42. a second synchronizing wheel; 43. a synchronous belt; 44. a first inner transmission wheel; 45. a second inner transmission wheel; 46. a first outer drive wheel; 47. a second outer driving wheel;
100. a vehicle body.
Detailed Description
The technical scheme of the utility model is further explained by combining the attached drawings and the embodiment. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting of the utility model. It should be further noted that, for the convenience of description, only some but not all of the elements associated with the present invention are shown in the drawings.
In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, removably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
In the description of the present embodiment, the terms "upper", "lower", "left", "right", and the like are used based on the orientations and positional relationships shown in the drawings only for convenience of description and simplification of operation, and do not indicate or imply that the referred device or element must have a specific orientation, be configured and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.
As shown in fig. 1 to 4, an embodiment of the present invention provides a traveling mechanism, including a first driving shaft 11 rotatably connected to a vehicle body 100 of a shuttle vehicle, a first driving wheel 12 disposed on the first driving shaft 11, a second driving shaft 21 rotatably connected to the vehicle body 100 of the shuttle vehicle, and a second driving wheel 22 disposed on the second driving shaft 21, wherein the second driving shaft 21 and the first driving shaft 11 are distributed at intervals; the driving assembly 30 can drive the first driving shaft 11 or the second driving shaft 21 to rotate, and the synchronizing assembly 40 is used for connecting the first driving shaft 11 with the second driving shaft 21 in a transmission mode. According to the travelling mechanism provided by the embodiment of the utility model, the group of driving assemblies 30 is adopted to drive the first driving shaft 11 or the second driving shaft 21, and then the first driving shaft 11 and the second driving shaft 21 are in transmission connection through the synchronizing assembly 40, so that the cost is low, the wheel pressure of the first driving wheel 12 and the second driving wheel 22 is the total weight of the vehicle body 100 of the shuttle vehicle, the static friction force between the driving wheels and the track is increased, the travelling acceleration of the shuttle vehicle is improved, and the operating efficiency of the shuttle vehicle is improved.
In this embodiment, the first driving shaft 11 is a long shaft, and the two ends of the first driving shaft 11 are both provided with first driving wheels 12; the second driving shaft 21 includes two short shafts, and the two short shafts are respectively provided with a second driving wheel 22, so that the structure of the vehicle body 100 of the shuttle vehicle can be better adapted.
The driving assembly 30 includes a motor 31 and a speed reducer 32, and the motor 31 drives the first driving shaft 11 or the second driving shaft 21 to rotate through the speed reducer 32. In this embodiment, the motor 31 drives the first driving shaft 11 to rotate through the speed reducer 32, and the first driving shaft 11 transmits power to the second driving shaft 21 through the synchronizing assembly 40.
In the present embodiment, two sets of synchronizing assemblies 40 are provided, and two sets of synchronizing assemblies 40 correspond to two stub shafts of the second driving shaft 21 one by one, that is, one set of synchronizing assemblies 40 is connected with one stub shaft of the first driving shaft 11 and the second driving shaft 21, and the other set of synchronizing assemblies 40 is connected with the other stub shaft of the first driving shaft 11 and the second driving shaft 21.
The synchronizing assembly 40 includes a first synchronizing wheel 41, a second synchronizing wheel 42 and a timing belt 43, the first synchronizing wheel 41 is disposed on the first driving shaft 11, the second synchronizing wheel 42 is disposed on the second driving shaft 21, and the timing belt 43 is wound around the first synchronizing wheel 41 and the second synchronizing wheel 42. The synchronizing assembly 40 enables the first driving shaft 11 and the second driving shaft 21 to move synchronously, and has a simple structure and low cost. In this embodiment, preferably, the first synchronizing wheel 41 and the second synchronizing wheel 42 are respectively provided with first convex teeth distributed along their own circumferential direction on the outer circumferential surfaces, the second convex teeth distributed along their own circumferential direction are provided on the inner side surface of the timing belt 43, and the first convex teeth and the second convex teeth are in meshing transmission. Through setting up first dogtooth and second dogtooth, can avoid taking place the phenomenon of skidding between hold-in range 43 and first synchronizing wheel 41 and the second synchronizing wheel 42, improve transmission efficiency.
Further, the synchronizing assembly 40 further includes a transmission wheel set, the transmission wheel set is used for changing the trend of the synchronous belt 43 so as to form an avoiding space above the synchronous belt 43, and the avoiding space is used for avoiding parts such as forks.
Specifically, the transmission wheel set includes a first inner transmission wheel 44 and a second inner transmission wheel 45, the first inner transmission wheel 44 and the second inner transmission wheel 45 are distributed at intervals along the transmission direction of the synchronous belt 43, the first inner transmission wheel 44 and the second inner transmission wheel 45 are both rotatably connected with the vehicle body 100 of the shuttle vehicle, and the first inner transmission wheel 44 and the second inner transmission wheel 45 are both pressed against the inner side of the synchronous belt 43. In this embodiment, preferably, the outer circumferential surfaces of the first inner transmission wheel 44 and the second inner transmission wheel 45 are both provided with third convex teeth distributed along the circumferential direction of the first inner transmission wheel and the second inner transmission wheel, and the third convex teeth are meshed with the second convex teeth for transmission, so as to avoid the slip phenomenon between the synchronous belt 43 and the first inner transmission wheel 44 and the second inner transmission wheel 45.
The transmission wheel set further comprises a first outer transmission wheel 46 and a second outer transmission wheel 47, the first outer transmission wheel 46 and the second outer transmission wheel 47 are distributed at intervals along the transmission direction of the synchronous belt 43, the first outer transmission wheel 46 and the second outer transmission wheel 47 are rotatably connected with the vehicle body 100 of the shuttle vehicle, and the first outer transmission wheel 46 and the second outer transmission wheel 47 are pressed on the outer side of the synchronous belt 43. Through setting up first inner drive wheel 44, second inner drive wheel 45, first outer drive wheel 46 and second outer drive wheel 47, not only can change the trend of hold-in range 43, but also can play the effect to the tensioning of hold-in range 43.
Referring to fig. 3 and 4, an embodiment of the present invention further provides a shuttle vehicle, including a vehicle body 100 and the traveling mechanism as described above, where the traveling mechanism is used for supporting the vehicle body 100 to travel. By adopting the travelling mechanism, the travelling acceleration of the shuttle vehicle can be improved, and the operating efficiency of the shuttle vehicle is further improved.
The embodiment of the utility model also provides a stereoscopic warehouse which comprises the shuttle car.
It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (10)
1. A travel mechanism, comprising:
a first driving shaft (11) and a first driving wheel (12) arranged on the first driving shaft (11);
the driving device comprises a second driving shaft (21) and a second driving wheel (22) arranged on the second driving shaft (21), wherein the second driving shaft (21) and the first driving shaft (11) are distributed at intervals;
a driving assembly (30) capable of driving the first driving shaft (11) or the second driving shaft (21) to rotate;
and the synchronizing assembly (40) is used for connecting the first driving shaft (11) and the second driving shaft (21) in a transmission way.
2. The running gear according to claim 1, characterized in that the drive assembly (30) comprises a motor (31) and a speed reducer (32), the motor (31) driving the first axle shaft (11) or the second axle shaft (21) to rotate through the speed reducer (32).
3. The traveling mechanism according to claim 1, wherein the synchronizing assembly (40) comprises a first synchronizing wheel (41), a second synchronizing wheel (42) and a synchronizing belt (43), the first synchronizing wheel (41) is disposed on the first driving shaft (11), the second synchronizing wheel (42) is disposed on the second driving shaft (21), and the synchronizing belt (43) is wound around the first synchronizing wheel (41) and the second synchronizing wheel (42).
4. The running gear according to claim 3, characterized in that the timing assembly (40) further comprises a transmission wheel set for changing the orientation of the timing belt (43) to form an escape space above the timing belt (43).
5. The walking mechanism according to claim 4, wherein the transmission wheel set comprises a first inner transmission wheel (44) and a second inner transmission wheel (45), the first inner transmission wheel (44) and the second inner transmission wheel (45) are distributed at intervals along the transmission direction of the synchronous belt (43), and the first inner transmission wheel (44) and the second inner transmission wheel (45) are both pressed against the inner side of the synchronous belt (43);
the transmission wheel set further comprises a first outer transmission wheel (46) and a second outer transmission wheel (47), the first outer transmission wheel (46) and the second outer transmission wheel (47) are all distributed along the transmission direction of the synchronous belt (43) at intervals, and the first outer transmission wheel (46) and the second outer transmission wheel (47) are all pressed on the outer side of the synchronous belt (43).
6. The traveling mechanism according to any one of claims 3 to 5, wherein first convex teeth distributed along the circumferential direction of the first synchronizing wheel (41) and second convex teeth distributed along the circumferential direction of the second synchronizing wheel (42) are arranged on the outer circumferential surfaces of the first synchronizing wheel and the second synchronizing wheel, second convex teeth distributed along the circumferential direction of the second synchronizing wheel are arranged on the inner side surface of the synchronous belt (43), and the first convex teeth and the second convex teeth are in meshing transmission.
7. The running gear according to claim 5, characterized in that the inner side of the synchronous belt (43) is provided with second convex teeth distributed along its circumference, the outer circumferential surfaces of the first inner driving wheel (44) and the second inner driving wheel (45) are provided with third convex teeth distributed along its circumference, and the third convex teeth are in mesh transmission with the second convex teeth.
8. A travelling mechanism according to claim 1, wherein the primary drive shaft (11) is a long shaft, the secondary drive shaft (21) comprises two short shafts, the drive assembly (30) is capable of driving the primary drive shaft (11) to rotate, and the primary drive shaft (11) is capable of transmitting power to the two short shafts of the secondary drive shaft (21) through two sets of synchronizing assemblies (40).
9. A shuttle vehicle, characterized in that it comprises a vehicle body (100) and a running gear according to any one of claims 1-8, said running gear being intended to support said vehicle body (100) for running.
10. Stereoscopic warehouse, characterized in that it comprises a shuttle as claimed in claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122566587.0U CN216376260U (en) | 2021-10-25 | 2021-10-25 | Running gear, shuttle and stereoscopic warehouse |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122566587.0U CN216376260U (en) | 2021-10-25 | 2021-10-25 | Running gear, shuttle and stereoscopic warehouse |
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| CN216376260U true CN216376260U (en) | 2022-04-26 |
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| CN202122566587.0U Active CN216376260U (en) | 2021-10-25 | 2021-10-25 | Running gear, shuttle and stereoscopic warehouse |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113859896A (en) * | 2021-10-25 | 2021-12-31 | 北京京东乾石科技有限公司 | Running gear, shuttle and stereoscopic warehouse |
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- 2021-10-25 CN CN202122566587.0U patent/CN216376260U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113859896A (en) * | 2021-10-25 | 2021-12-31 | 北京京东乾石科技有限公司 | Running gear, shuttle and stereoscopic warehouse |
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