CN218931639U - Single-motor walking four-way shuttle - Google Patents
Single-motor walking four-way shuttle Download PDFInfo
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- CN218931639U CN218931639U CN202223425832.7U CN202223425832U CN218931639U CN 218931639 U CN218931639 U CN 218931639U CN 202223425832 U CN202223425832 U CN 202223425832U CN 218931639 U CN218931639 U CN 218931639U
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Abstract
The utility model discloses a single-motor walking four-way shuttle vehicle, which comprises a lower vehicle body, an upper vehicle body and a cargo carrying area; the two side surfaces of the upper vehicle body are respectively provided with a first driving wheel and a first driven wheel, and the two side surfaces of the lower vehicle body are respectively provided with a second driving wheel and a second driven wheel; the upper vehicle body is internally provided with a motor speed reducer, a first gear box, a second gear box and an intermediate transmission shaft for connecting the first gear box and the second gear box; the first driving wheel and the second driving wheel can be driven to rotate simultaneously by one motor through the transmission structures of the first gear box, the second gear box and the middle transmission shaft. The first universal joint coupler and the second universal joint coupler can keep the connection relation between the second driving wheel and the second gear box as well as between the second driving wheel and the extension shaft, so that the lifting movement of the second driving wheel can not lose the rotating power.
Description
Technical Field
The utility model relates to the technical field of storage equipment, in particular to a four-way shuttle vehicle applied to storage equipment.
Background
In modern logistics storage equipment, including multilayer goods shelves and the shuttle of walking on the goods shelves, wherein, the four-way shuttle that can initiatively carry goods is one kind and can walk in the font tunnel of field, can change the automation equipment of walking direction at the intersection part of tunnel by automatic switching-over for walk to goods storage position and automatic to goods transport storage. Therefore, the existing four-way shuttle capable of actively carrying goods has a structure at least comprising: reversing mechanism capable of changing walking direction and fork mechanism capable of actively carrying goods.
In the prior art, a common four-way shuttle structure, as shown in CN 107902312a, adopts a driving mode that a group of wheels is arranged at two ends of a vehicle body, and a second group of wheels is arranged at two sides perpendicular to the wheel shafts of the group of wheels. When the vehicle needs to walk in a reversing way at the intersection position, the first group of wheels on the rail are lifted up, and the second group of wheels are put down, so that the reversing is completed. Meanwhile, a cargo carrying area is arranged in the middle of the four-way shuttle, and telescopic cargo taking devices are arranged on two sides of the cargo carrying area and used for actively carrying cargoes and placing the cargoes in the cargo carrying area.
The four-way vehicle structure of the prior art is relatively fixed, two groups of wheels for reversing are required to be provided with independent driving mechanisms in the vehicle body, a first motor for driving one group of wheels and a second motor for driving the other group of wheels are respectively adopted in the above patent, and the first motor and the second motor are respectively positioned at two sides of a cargo carrying area. The driving mode is direct and simple for driving the wheels, but the development requirement on the four-direction shuttle is that the internal structure is simplified, the size is further reduced, and the cost can be reduced, so that the first group of wheels and the second group of wheels are required to be driven simultaneously by only one motor. However, in this structure, since the intermediate position is occupied by the cargo bed, it is impossible to drive two sets of wheels simultaneously simply by providing a motor at the intermediate position. Meanwhile, at least one group of wheels in the first group of wheels or the second group of wheels need to be lifted up and down, namely, the group of wheels also lift up and down relative to a fixed motor, so that how to drive two groups of wheels through one motor in a driving structure and always drive the wheels which lift up and down is a problem which needs to be solved by a new structure.
Therefore, a new technical solution is needed to solve the above technical problems.
Disclosure of Invention
The utility model provides a single-motor walking four-way shuttle which is used for solving the problem of how to drive two groups of wheels in different directions through one motor in the four-way shuttle with a middle fork and always drive wheels which can lift up and down.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
a single-motor walking four-way shuttle comprises a lower vehicle body and an upper vehicle body borne on the lower vehicle body; the middle position of the upper vehicle body is set as a cargo carrying area; the two side surfaces of the upper vehicle body are respectively provided with a first driving wheel and a first driven wheel, and the two side surfaces of the lower vehicle body are respectively provided with a second driving wheel and a second driven wheel; the upper vehicle body is internally provided with a motor, a speed reducer connected with the output end of the motor, a first gear box, a second gear box and an intermediate transmission shaft connected with the first gear box and the second gear box; the first gear box comprises a first gear, a second gear and a third gear, the first gear is coaxially connected with the output shaft of the speed reducer, the second gear is meshed with the first gear, the third gear is meshed with the second gear, the third gear is positioned below the second gear, and the third gear is coaxially connected with one of the first driving wheels; the second gear box comprises a fourth gear, a fifth gear, a first bevel gear, a second bevel gear and a bevel gear shaft, the fifth gear is positioned below the fourth gear and meshed with the fourth gear, the first bevel gear is coaxially connected with the fourth gear, the second bevel gear is meshed with the first bevel gear, and the bevel gear shaft is used for bearing the second bevel gear; the second gear is coaxially connected with the bevel gear shaft through an intermediate transmission shaft; one end of a gear shaft of the fifth gear is connected with a first universal joint coupling, and the other end of the first universal joint coupling is connected with a gear shaft of a second driving wheel; the gear shaft of the fourth gear is coaxially connected with an extension shaft, and the extension shaft extends from the lower part of the cargo carrying area to the other side of the cargo carrying area and is connected with the second universal joint coupling; the other end of the second universal joint coupling is connected with the wheel axle of another second driving wheel.
The beneficial effects are that: compared with the prior art, the single-motor walking four-way shuttle provided by the utility model can drive the walking of the sub-channel and the main channel of the four-way shuttle by one motor, and has lower cost and simpler control. And the motor drives the four-way shuttle vehicle to walk on the primary road and the secondary road, so that the power of the whole vehicle is lower, and the requirement on the capacity value of the battery is reduced. The first universal joint coupler and the second universal joint coupler are connected with the second driving wheel, so that when the second driving wheel moves up and down relative to the motor and the second gear box, the first universal joint coupler and the second universal joint coupler can keep the connection relation between the second driving wheel and the second gear box as well as the connection relation between the second driving wheel and the extension shaft, and the lifting movement of the second driving wheel can not lose the rotating power.
Further, the device also comprises a third gear box, wherein the bevel gear shaft is used as an input end of the third gear box, the third gear box comprises an upper gear and a lower gear, one of the two sixth gears of the third gear box is coaxially connected with the bevel gear shaft, and the other sixth gear is coaxially connected with the other first driving wheel.
Further, two baffles are arranged on two sides of the cargo carrying area, the cargo carrying area is arranged in the area between the two baffles, and the first gear box and the second gear box are arranged on the outer sides of the same baffle.
Further, the motor is located between the intermediate transmission shaft and the baffle.
Further, the two first driven wheels are respectively and independently arranged on the lower vehicle body, and the two second driven wheels are respectively and independently arranged on the upper vehicle body.
Furthermore, a fork is further arranged in the cargo carrying area.
Drawings
Fig. 1 is a perspective view of a single motor traveling four-way shuttle vehicle of the present utility model.
Fig. 2 is another angular perspective view of the single motor walk four-way shuttle of the present utility model.
Fig. 3 is a top view of a single motor walk four-way shuttle in the present utility model.
Fig. 4 is a schematic view of the internal structure of the first gear box of the present utility model.
Fig. 5 is a schematic view of the internal structure of a second gear box according to the present utility model.
Detailed Description
Referring to fig. 1 to 3, the present utility model discloses a single-motor walking four-way shuttle, which comprises a lower vehicle body 100 and an upper vehicle body 200 carried on the lower vehicle body 100. The intermediate position of the upper body 200 is set as the cargo area 300. The first driving wheel 201 and the first driven wheel 202 are respectively mounted on both side surfaces of the upper vehicle body 200. The second driving wheel 101 and the second driven wheel 102 are respectively mounted on both end surfaces of the lower vehicle body 100. Two baffles 301 are disposed on two sides of the cargo area 300, and the region between the two baffles 301 is the cargo area 300. A fork 302 is also provided in the cargo area 300 for picking and placing cargo. The two first driven wheels 202 are independently mounted on the lower vehicle body 100, and the two second driven wheels 102 are independently mounted on the upper vehicle body 200, without interfering with other structures.
The upper vehicle body 200 is further provided therein with a motor 203, a speed reducer 204 connected to an output end of the motor, a first gear box 205, a second gear box 206, an intermediate transmission shaft 207 connected to the first gear box 205 and the second gear box 206, and a third gear box 219. The first gearbox 205 and the second gearbox 206 are mounted outside the same baffle 301. The third gear box 219 is mounted inside the lower vehicle body 100.
As shown in fig. 4 and 5, the first gear box 205 includes a first gear 208 coaxially connected to the output shaft of the speed reducer, a second gear 209 engaged with the first gear 208, and a third gear 210 engaged with the second gear 209. The third gear 210 is located below the second gear 209, and the third gear 210 is coaxially connected to one of the first driving wheels 201 to drive the first driving wheel to rotate. The second gear box 206 includes a fourth gear 211, a fifth gear 212 positioned below the fourth gear 211, a first bevel gear 213 coaxially connected with the fourth gear 211, a second bevel gear 214 engaged with the first bevel gear 213, and a bevel gear shaft 215 carrying the second bevel gear 214. One end of the bevel gear shaft 215 is used for inputting the rotation power transmitted by the second gear 209. The other end of the bevel gear shaft 215 is used as an input end of a third gear box 219, the third gear box 219 also comprises an upper gear and a lower gear (not shown in the figure, the layout mode is the same as that of the second gear and the third gear), one of the two sixth gears of the third gear box 219 is coaxially connected with the bevel gear shaft 215, and the other sixth gear is coaxially connected with the other first driving wheel, so that the input of the bevel gear shaft 215 can drive the other first driving wheel to rotate through the third gear box 219.
The second gear 209 is coaxially connected with the bevel gear shaft 215 through the intermediate transmission shaft 207. The motor 203 is located between the intermediate drive shaft 207 and the baffle 301. In the present embodiment, the motors 203 outputting power to the two first driving wheels 201 and the two second driving gears 101, the first gear box 205 and the second gear box 206 are all located in the same space of the cargo area 300, and the structure is simple and compact and is convenient for maintenance.
A first universal joint coupling 216 is connected to one end of the gear shaft of the fifth gear 212. The other end of the first universal joint coupling 216 is connected to the axle of a second driving wheel 101, which is driven to rotate when the first universal joint coupling 216 rotates. The fourth gear 211 is coaxially coupled to the shaft of the extension shaft 217. The extension shaft 217 extends from below the cargo area 300 to the other side of the cargo area 300 and is connected to the second universal joint coupling 218. The other end of the second universal joint coupling 218 is connected to the axle of another second driving wheel 101; the second drive wheel is rotated when the second universal joint coupling 218 is rotated.
The transmission principle in the above structure is that the motor 203 and the speed reducer 204 output power to drive the first gear 208 to rotate, the first gear 208 drives the second gear 209 and the third gear 210 to rotate (the third gear rotates to drive a first driving wheel to rotate), the rotation output of the second gear 209 is transmitted to the second bevel gear 214 through the middle transmission shaft 207 to drive the second bevel gear 214 to rotate, so that the second bevel gear 214 drives the first bevel gear 213 and the fourth gear 211 to rotate, so that the fourth gear 211 drives the fifth gear 212 to rotate, and drives the two second driving wheels 101 to rotate through the first universal joint coupling 216 and the second universal joint coupling 218 respectively. The two first driving wheels 201 are respectively driven to rotate by the third gear 210 and the third gear box. Thus, through the transmission path, the rotation output of the motor 203 can drive the two first driving gears 201 and the two second driving gears 101 to synchronously rotate.
In the embodiment, the motor can be used for driving the walking of the secondary road and the primary road of the four-way shuttle car only through one motor, so that compared with the double-motor walking driving of the existing four-way shuttle car on the market, one motor is saved, the cost is lower, and the control is simpler. And the motor drives the four-way shuttle vehicle to walk on the primary road and the secondary road, so that the power of the whole vehicle is lower, and the requirement on the capacity value of the battery is reduced. In the prior art, the lower vehicle body can be lifted up and down relative to the upper vehicle body through the lifting mechanism so as to enable the wheels of the upper vehicle body or the wheels of the lower vehicle body to contact with the rails for reversing, so that the first universal joint coupling and the second universal joint coupling are connected with the second driving wheels in the embodiment, and when the second driving wheels move up and down relative to the motor and the second gear box, the first universal joint coupling and the second universal joint coupling can keep the connection relation between the second driving wheels, the second gear box and the extension shaft, and the lifting movement of the second driving wheels can not lose the rotating power.
There are many ways in which the utility model may be embodied, and the above description is only of a preferred embodiment of the utility model. It should be noted that modifications and adaptations to the present utility model may occur to one skilled in the art without departing from the principles of the present utility model and are intended to be comprehended within the scope of the present utility model. The components not explicitly described in this embodiment can be implemented by using the prior art.
Claims (6)
1. A single-motor walking four-way shuttle comprises a lower vehicle body and an upper vehicle body borne on the lower vehicle body; the middle position of the upper vehicle body is set as a cargo carrying area; the two side surfaces of the upper vehicle body are respectively provided with a first driving wheel and a first driven wheel, and the two side surfaces of the lower vehicle body are respectively provided with a second driving wheel and a second driven wheel;
the method is characterized in that: the upper vehicle body is internally provided with a motor, a speed reducer connected with the output end of the motor, a first gear box, a second gear box and an intermediate transmission shaft connected with the first gear box and the second gear box;
the first gear box comprises a first gear, a second gear and a third gear, the first gear is coaxially connected with the output shaft of the speed reducer, the second gear is meshed with the first gear, the third gear is meshed with the second gear, the third gear is positioned below the second gear, and the third gear is coaxially connected with one of the first driving wheels;
the second gear box comprises a fourth gear, a fifth gear, a first bevel gear, a second bevel gear and a bevel gear shaft, the fifth gear is positioned below the fourth gear and meshed with the fourth gear, the first bevel gear is coaxially connected with the fourth gear, the second bevel gear is meshed with the first bevel gear, and the bevel gear shaft is used for bearing the second bevel gear;
the second gear is coaxially connected with the bevel gear shaft through an intermediate transmission shaft; one end of a gear shaft of the fifth gear is connected with a first universal joint coupling, and the other end of the first universal joint coupling is connected with a gear shaft of a second driving wheel; the gear shaft of the fourth gear is coaxially connected with an extension shaft, and the extension shaft extends from the lower part of the cargo carrying area to the other side of the cargo carrying area and is connected with the second universal joint coupling; the other end of the second universal joint coupling is connected with the wheel axle of another second driving wheel.
2. The single motor walk four-way shuttle of claim 1, wherein: the gear box is characterized by further comprising a third gear box, wherein the bevel gear shaft is used as an input end of the third gear box, the third gear box comprises an upper gear and a lower gear, one of the two sixth gears of the third gear box is coaxially connected with the bevel gear shaft, and the other sixth gear is coaxially connected with the other first driving wheel.
3. The single motor walk four-way shuttle of claim 2, wherein: two baffles are arranged on two sides of the cargo carrying area, the cargo carrying area is arranged in the area between the two baffles, and the first gear box and the second gear box are arranged on the outer side of the same baffle.
4. The single motor walk four-way shuttle of claim 3, wherein: the motor is located between the middle transmission shaft and the baffle.
5. The single motor walk four-way shuttle of any one of claims 1 to 4, wherein: the two first driven wheels are respectively and independently arranged on the lower vehicle body, and the two second driven wheels are respectively and independently arranged on the upper vehicle body.
6. The single motor walk four-way shuttle of claim 1, wherein: and a fork is also arranged in the cargo carrying area.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223425832.7U CN218931639U (en) | 2022-12-20 | 2022-12-20 | Single-motor walking four-way shuttle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223425832.7U CN218931639U (en) | 2022-12-20 | 2022-12-20 | Single-motor walking four-way shuttle |
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| Publication Number | Publication Date |
|---|---|
| CN218931639U true CN218931639U (en) | 2023-04-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202223425832.7U Active CN218931639U (en) | 2022-12-20 | 2022-12-20 | Single-motor walking four-way shuttle |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116354280A (en) * | 2022-12-20 | 2023-06-30 | 南京音飞储存设备（集团）股份有限公司 | Single-motor walking four-way shuttle |
| CN117699297A (en) * | 2023-12-13 | 2024-03-15 | 江苏华章物流科技股份有限公司 | Four-way shuttle traveling mechanism, four-way shuttle and use method |
-
2022
- 2022-12-20 CN CN202223425832.7U patent/CN218931639U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116354280A (en) * | 2022-12-20 | 2023-06-30 | 南京音飞储存设备（集团）股份有限公司 | Single-motor walking four-way shuttle |
| CN117699297A (en) * | 2023-12-13 | 2024-03-15 | 江苏华章物流科技股份有限公司 | Four-way shuttle traveling mechanism, four-way shuttle and use method |
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