CN212738360U - Bidirectional transport vehicle - Google Patents
Bidirectional transport vehicle Download PDFInfo
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- CN212738360U CN212738360U CN202020803143.7U CN202020803143U CN212738360U CN 212738360 U CN212738360 U CN 212738360U CN 202020803143 U CN202020803143 U CN 202020803143U CN 212738360 U CN212738360 U CN 212738360U
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- wheel set
- rollers
- transport vehicle
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- vehicle body
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Abstract
The utility model provides a two-way transport vehicle, which belongs to the technical field of transport tools and comprises a vehicle body, a first chassis, a second chassis and a lifting mechanism, wherein the first chassis is connected on the vehicle body and is provided with a first wheel set, the first wheel set is connected with a first power unit, the second chassis is connected on the vehicle body and is provided with a second wheel set, the second wheel set is connected with a second power unit, the rolling direction of the second wheel set is different from that of the first wheel set, the lifting mechanism is used for connecting the vehicle body and the first chassis, the first chassis enables the second wheel set to contact the ground by virtue of the lifting mechanism ascending or enables the first wheel set to contact the ground by descending; the utility model provides a two-way transport vechicle can solve the higher problem of current transport vechicle cost.
Description
Technical Field
The utility model belongs to the technical field of the transport means, more specifically say, relate to a two-way transport vechicle.
Background
With the rapid development of express storage and factory automation, agv (automated Guided vehicle) carts are increasingly used. With the increase of the number of AGV trolleys, the cost problem is more and more emphasized by people. For example, in a large automation improvement project, a large number of AGV carts are often included, and the cost of each AGV cart greatly affects the project budget. How to reduce the cost of the AGV becomes a problem to be solved urgently.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a two-way transport vechicle aims at solving the higher problem of current transport vechicle cost.
In order to achieve the above object, the present invention adopts the technical scheme that a bidirectional transport vehicle is provided, which comprises a vehicle body, a first chassis, a second chassis and a lifting mechanism;
the first chassis is connected to the vehicle body and is provided with a first wheel set, and the first wheel set is connected with a first power unit;
the second chassis is connected to the vehicle body and is provided with a second wheel set, the second wheel set is connected with a second power unit, and the rolling direction of the second wheel set is different from that of the first wheel set;
the lifting mechanism is used for connecting the vehicle body and the first chassis, and the first chassis is lifted by the aid of the lifting mechanism to enable the second wheel set to be in contact with the ground or is descended to enable the first wheel set to be in contact with the ground.
As another embodiment of the present application, the first wheel set includes two first roller rows arranged in parallel, and each of the first roller rows includes a plurality of first rollers arranged along a straight line.
As another embodiment of the present application, the second wheel set includes two second roller rows arranged in parallel, and each of the second roller rows includes a plurality of second rollers arranged along a straight line.
As another embodiment of the present application, the first roller row and the second roller row enclose a rectangle.
As another embodiment of the present application, the first chassis includes a tray frame, the first roller is rotatably disposed at an edge of the tray frame, and the first power unit is fixedly disposed on the tray frame.
As another embodiment of the present application, the lifting mechanism includes a plurality of electric push rods, the tail ends of the electric push rods are fixedly disposed on the tray frame, and the pushing ends of the electric push rods are connected to the vehicle body.
As another embodiment of the present application, the second chassis includes hangers having the same number as the second rollers, the hangers and the second rollers are disposed in a one-to-one correspondence, the hangers are fixedly connected to the vehicle body at upper ends thereof, the second rollers are connected to lower ends thereof, and the second power unit is fixedly disposed on the hangers.
As another embodiment of the present application, the number of the first power units is two, and the two first power units are respectively used for driving one first roller individually, and the two first rollers connected to the first power units are located in different first roller rows and are arranged oppositely.
As another embodiment of the present application, the number of the second power units is two, and the two second power units are respectively used for driving one of the second rollers individually, and the two second rollers connected to the second power units are located in different second roller rows and are arranged oppositely.
As another embodiment of the present application, the first power unit and the second power unit are both motors, and a storage battery for supplying power to the motors is arranged on the vehicle body;
the bidirectional transport vehicle further comprises a vehicle-mounted control system, the vehicle-mounted control system comprises a navigation positioning module, a wireless communication module, a walking driving module and a control module, the control module is electrically connected with the navigation positioning module, the wireless communication module and the walking driving module, the control module is electrically connected with an upper computer through the wireless communication module and receives a control instruction of the upper computer, the control module detects the current position of the vehicle body through the navigation positioning module and generates a walking instruction according to the current position and the control instruction, and the walking instruction is used for being transmitted to the walking driving module so as to control the first wheel set and the second wheel set to walk for a specified distance;
the control module is also used for being electrically connected with the electric push rod and controlling the electric push rod to be pushed out or retracted.
Compared with the prior art, the bidirectional transport vehicle provided by the utility model has the advantages that the double-layer chassis structure replaces the steering mechanism of the wheels, thereby greatly simplifying the structural composition of the transport vehicle and reducing the manufacturing cost; although the double-layer chassis structure enables the transport vehicle to be incapable of realizing 360-degree steering, the transport vehicle can still realize linear traveling in two different directions because the rolling directions of the first wheel set and the second wheel set are different, and the double-layer chassis structure is particularly suitable for occasions with relatively simple traveling tracks and large transport vehicle quantity requirements; the transport vehicle switches the traveling direction through the lifting mechanism, when the lifting mechanism drives the first chassis to ascend and the first wheel set is higher than the second wheel set, the second wheel set contacts the ground, and the transport vehicle travels in the rolling direction of the second wheel set; when the lifting mechanism drives the first chassis to descend and the first wheel set is lower than the second wheel set, the first wheel set contacts the ground, and the transport vehicle travels in the rolling direction of the first wheel set.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic view of a half-section structure of a bidirectional transport vehicle provided in an embodiment of the present invention;
FIG. 2 is a schematic cross-sectional view taken along line A-A of FIG. 1;
FIG. 3 is a schematic structural view comparing with FIG. 1, after the lifting mechanism drives the first chassis to descend;
fig. 4 is a schematic structural view of the tray frame in the bidirectional transport cart provided by the embodiment of the present invention, and the structure connected to the second roller is not shown in the drawing.
In the figure: 1. a first chassis; 11. a first wheel set; 111. a first roller row; 1111. a first roller; 12. a first power unit; 13. a tray frame; 14. a pedestal bearing; 2. a hanger; 21. a second wheel set; 211. a second roller row; 2111. a second roller; 22. a second power unit; 23. a connecting plate; 3. a vehicle body; 4. an electric push rod.
Detailed Description
In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1 to fig. 3, a bidirectional transportation vehicle according to the present invention will be described. The bidirectional transport vehicle comprises a vehicle body 3, a first chassis 1, a second chassis and a lifting mechanism, wherein the first chassis 1 is connected to the vehicle body 3 and is provided with a first wheel set 11, and the first wheel set 11 is connected with a first power unit 12; the second chassis is connected to the vehicle body 3 and is provided with a second wheel set 21, the second wheel set 21 is connected with a second power unit 22, and the rolling directions of the second wheel set 21 and the first wheel set 11 are different; the lifting mechanism is used for connecting the vehicle body 3 and the first chassis 1, and the first chassis 1 is lifted by the lifting mechanism to enable the second wheel set 21 to contact the ground as shown in fig. 1, or is lowered to enable the first wheel set 11 to contact the ground as shown in fig. 3.
Compared with the prior art, the bidirectional transport vehicle provided by the utility model has the advantages that the double-layer chassis structure replaces the steering mechanism of the wheels, thereby greatly simplifying the structural composition of the transport vehicle and reducing the manufacturing cost; although the double-layer chassis structure enables the transport vehicle to be incapable of realizing 360-degree steering, the transport vehicle can still realize linear traveling in two different directions because the rolling directions of the first wheel set 11 and the second wheel set 21 are different, and the double-layer chassis structure is particularly suitable for occasions with relatively simple traveling tracks and large transport vehicle quantity requirements; the transport vehicle switches the traveling direction through the lifting mechanism, when the lifting mechanism drives the first chassis 1 to ascend and the first wheel set 11 is higher than the second wheel set 21, the second wheel set 21 contacts the ground, and the transport vehicle travels in the rolling direction of the second wheel set 21, as shown in fig. 1; when the lifting mechanism drives the first chassis 1 to descend and the first wheel set 11 is lower than the second wheel set 21, the first wheel set 11 contacts the ground, and the transport vehicle travels in the rolling direction of the first wheel set 11, as shown in fig. 3.
As a specific implementation manner of the bidirectional transportation vehicle provided by the present invention, please refer to fig. 4, the first wheel set 11 includes two first roller rows 111 arranged in parallel, and each first roller row 111 includes a plurality of first rollers 1111 arranged along a straight line. Specifically, each first roller row 111 includes four first rollers 1111, and the first rollers 1111 of the two first roller rows 111 are disposed opposite to each other two by two.
As a specific embodiment of the bidirectional transport vehicle provided in the present invention, please refer to fig. 4, the second wheel set 21 includes two second roller rows 211 arranged in parallel, and each second roller row 211 includes a plurality of second rollers 2111 arranged along a straight line. Specifically, each second roller row 211 comprises three second rollers 2111, and the second rollers 2111 in the two second roller rows 211 are arranged opposite to each other.
As a specific implementation manner of the bidirectional transport vehicle provided in the present invention, please refer to fig. 4, the first roller row 111 and the second roller row 211 enclose a rectangle. Specifically, the included angle between the rolling directions of the first roller row 111 and the second roller row 211 is not limited, and may be 90 °, and at this time, the transport vehicle may travel linearly along the X axis or the Y axis in the planar rectangular coordinate system.
As a specific embodiment of the bidirectional transport vehicle provided in the present invention, please refer to fig. 4, the first chassis 1 includes a tray frame 13, the first roller 1111 rotates and is disposed at the edge of the tray frame 13, and the first power unit 12 is fixedly disposed on the tray frame 13. The shaded portion in fig. 4 is the tray 13. Specifically, the first roller 1111 is connected to the tray frame 13 through a bearing 14 with a seat fixed to the edge of the tray frame 13. The tray frame 13 has high strength in the whole structure, meets the use requirement, has small weight and lightens the dead weight of the transport vehicle as far as possible.
As a specific embodiment of the two-way transportation vehicle provided by the present invention, please refer to fig. 1, the lifting mechanism comprises a plurality of electric push rods 4, the tail end of the electric push rod 4 is fixed on the tray frame 13, and the pushing end of the electric push rod 4 is connected to the vehicle body 3. When the pushing end of the electric push rod 4 is pushed out, the tray frame 13 descends, the first roller 1111 contacts with the ground, when the pushing end of the electric push rod 4 is retracted, the tray frame 13 ascends, and the second roller 2111 contacts with the ground.
The electric push rod 4 is the prior art, is easy to obtain, and generally, the first power unit 12 and the second power unit 22 are powered by a storage battery, and the electric push rod 4 is used as a power part of the lifting mechanism, so that the electric energy of the storage battery can be utilized together, the need of arranging an additional energy part is avoided, and the structural composition of the transport vehicle is simplified.
As a specific implementation manner of the two-way transport cart, please refer to fig. 1 and fig. 2, the second chassis includes the gallows 2 with the unanimous of second gyro wheel 2111 quantity to gallows 2 sets up with second gyro wheel 2111 one-to-one, and 2 upper ends of gallows link firmly automobile body 3, and second gyro wheel 2111 is connected to the lower extreme, and second power unit 22 sets firmly on gallows 2. Specifically, gallows 2 is the folded plate structure, and a plurality of gallows 2 accessible connecting plate 23 are even as an organic whole, guarantee to have sufficient bulk strength. The second chassis has no solid disc-shaped structure, but all the second rollers 2111 are connected to the lower end of the hanger 2 to form a rectangular disc-shaped space.
As a specific embodiment of the two-way transport vehicle of the present invention, please refer to fig. 1, fig. 2 and fig. 4, the number of the first power units 12 is two and is respectively used for driving one first roller 1111 individually, and the two first rollers 1111 connected to the first power units 12 are located in different first roller rows 111 and are disposed relatively.
Two first rollers 1111 connected to the first power unit 12 are driving rollers, and the remaining first rollers 1111 are driven rollers. Compared with the rigid connection through a rotating shaft, the two first power units 12 are used for respectively and independently driving the two first rollers 1111, so that the rotating shaft is omitted, the structure is simplified, and the two first rollers 1111 can synchronously or asynchronously rotate under the control of a vehicle-mounted control system; under normal conditions, two first gyro wheels 1111 rotate in step, when the transport vechicle walking direction appears the deviation, the roll direction of first wheelset 11 can be finely tuned through the asynchronous rotation (for example one is changeed one and is not changeed) of two first gyro wheels 1111, realizes the adjustment of transport vechicle walking direction.
As a specific embodiment of the bidirectional transport vehicle provided in the present invention, please refer to fig. 1, fig. 2 and fig. 4, the number of the second power units 22 is two and is respectively used for driving one second roller 2111, and the two second rollers 2111 connected to the second power units 22 are located in different second roller rows 211 and are disposed oppositely.
Two second rollers 2111 connected with the second power unit 22 are driving wheels, and the remaining second rollers 2111 are driven wheels. Compared with the rigid connection through a rotating shaft, the two second power units 22 are used for respectively and independently driving the two second rollers 2111, so that the rotating shaft is omitted, the structure is simplified, and the two second rollers 2111 can synchronously or asynchronously rotate under the control of a vehicle-mounted control system; under normal conditions, the two second rollers 2111 rotate synchronously, and when the traveling direction of the transport vehicle deviates, the rolling direction of the second wheel set 21 can be finely adjusted through asynchronous rotation (for example, one is rotated and the other is not rotated) of the two second rollers 2111, so that the traveling direction of the transport vehicle can be adjusted.
As a specific embodiment of the two-way transport vehicle provided by the utility model, first power unit 12 and second power unit 22 are the motor, are equipped with the battery for the motor power supply on the automobile body 3. The motor is typically a servo motor. With the development of storage battery technology, the energy density of the storage battery is higher and higher, and the storage battery with smaller volume can provide enough power for the transport vehicle to realize the walking and the action of the lifting mechanism.
The bidirectional transport vehicle also comprises a vehicle-mounted control system, the vehicle-mounted control system comprises a navigation positioning module, a wireless communication module, a walking driving module and a control module, the control module is electrically connected with the navigation positioning module, the wireless communication module and the walking driving module, the control module is electrically connected with an upper computer through the wireless communication module and receives a control instruction of the upper computer, the control module detects the current position of the vehicle body 3 through the navigation positioning module and generates a walking instruction according to the current position and the control instruction, and the walking instruction is transmitted to the walking driving module so as to control the first wheel set 11 and the second wheel set 21 to walk for a specified distance; the control module is also used for electrically connecting the electric push rod 4 and controlling the electric push rod 4 to push out or retract.
The vehicle-mounted control system is in the prior art, the navigation positioning module generally adopts modes of electromagnetic navigation, magnetic stripe navigation, laser navigation or inertial navigation and the like, and the navigation positioning module can enable a bidirectional transportation position to determine the position of the navigation positioning module and can walk along a given path without deviation; the wireless communication module is a bridge for exchanging information and commands between the two-way transport vehicle and the upper computer, can transmit a control instruction sent by the upper computer to the control module, and can also feed back position information acquired by the navigation positioning module to the upper computer; the walking driving module is used for receiving a walking instruction of the control module, controlling the servo motor to rotate at a given speed by a given angle according to the walking instruction and driving the bidirectional transport vehicle to walk for a given distance; the control module is mainly used for analyzing a control instruction issued by the upper computer, converting the control instruction into a walking instruction, a pushing or withdrawing instruction of the electric push rod 4 and the like, and controlling and coordinating an execution component on the bidirectional transport vehicle to carry out preset work; the control module is generally a PLC or a single chip microcomputer.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. Two-way transport vechicle, its characterized in that includes:
a vehicle body;
the first chassis is connected to the vehicle body and provided with a first wheel set, and the first wheel set is connected with a first power unit;
the second chassis is connected to the vehicle body and is provided with a second wheel set, the second wheel set is connected with a second power unit, and the rolling direction of the second wheel set is different from that of the first wheel set; and
and the first chassis is used for enabling the second wheel set to be in contact with the ground by virtue of ascending of the lifting mechanism or enabling the first wheel set to be in contact with the ground by virtue of descending.
2. The bi-directional transporter according to claim 1, wherein the first wheel set comprises two first roller rows arranged in parallel, each of the first roller rows comprising a plurality of first rollers arranged in a straight line.
3. The bi-directional transporter according to claim 2, wherein the second wheel set comprises two second roller rows arranged in parallel, each of the second roller rows comprising a plurality of second rollers arranged in a straight line.
4. The bi-directional transport vehicle of claim 3, wherein the first and second roller arrays enclose a rectangle.
5. The bidirectional transport vehicle of claim 2, wherein the first chassis includes a tray frame, the first roller is rotatably disposed on an edge of the tray frame, and the first power unit is fixedly disposed on the tray frame.
6. The bidirectional transport vehicle as claimed in claim 5, wherein the lifting mechanism comprises a plurality of electric push rods, the tail ends of the electric push rods are fixedly arranged on the tray frame, and the pushing ends of the electric push rods are connected with the vehicle body.
7. The bidirectional transport vehicle of claim 3, wherein the second chassis includes hangers corresponding to the second rollers in number, the hangers and the second rollers are disposed in a one-to-one correspondence, the hangers are fixedly connected to the vehicle body at upper ends thereof, the hangers are connected to the second rollers at lower ends thereof, and the second power unit is fixedly disposed on the hangers.
8. The bidirectional transport vehicle of claim 2, wherein the first power units are two in number and are each configured to drive one of the first rollers individually, and the two first rollers connected to the first power units are located in different first roller rows and are disposed opposite to each other.
9. The bi-directional transport vehicle of claim 3, wherein the number of the second power units is two and each is for driving one of the second rollers individually, and the two second rollers connected to the second power units are located in different second roller rows and are disposed oppositely.
10. The bidirectional transport vehicle of claim 6, wherein the first power unit and the second power unit are both electric motors, and a battery for supplying power to the electric motors is provided on the vehicle body;
the bidirectional transport vehicle further comprises a vehicle-mounted control system, the vehicle-mounted control system comprises a navigation positioning module, a wireless communication module, a walking driving module and a control module, the control module is electrically connected with the navigation positioning module, the wireless communication module and the walking driving module, the control module is electrically connected with an upper computer through the wireless communication module and receives a control instruction of the upper computer, the control module detects the current position of the vehicle body through the navigation positioning module and generates a walking instruction according to the current position and the control instruction, and the walking instruction is used for being transmitted to the walking driving module so as to control the first wheel set and the second wheel set to walk for a specified distance;
the control module is also used for being electrically connected with the electric push rod and controlling the electric push rod to be pushed out or retracted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020803143.7U CN212738360U (en) | 2020-05-14 | 2020-05-14 | Bidirectional transport vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020803143.7U CN212738360U (en) | 2020-05-14 | 2020-05-14 | Bidirectional transport vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212738360U true CN212738360U (en) | 2021-03-19 |
Family
ID=75004495
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020803143.7U Expired - Fee Related CN212738360U (en) | 2020-05-14 | 2020-05-14 | Bidirectional transport vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212738360U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113511263A (en) * | 2021-08-03 | 2021-10-19 | 国网浙江省电力有限公司嘉兴供电公司 | Operation robot pivot steering mechanism |
| CN113728735A (en) * | 2021-09-24 | 2021-12-03 | 吴桥粤行机电设备安装有限公司 | Vehicle with a steering wheel |
-
2020
- 2020-05-14 CN CN202020803143.7U patent/CN212738360U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113511263A (en) * | 2021-08-03 | 2021-10-19 | 国网浙江省电力有限公司嘉兴供电公司 | Operation robot pivot steering mechanism |
| CN113511263B (en) * | 2021-08-03 | 2022-05-17 | 国网浙江省电力有限公司嘉兴供电公司 | Operation robot pivot steering mechanism |
| CN113728735A (en) * | 2021-09-24 | 2021-12-03 | 吴桥粤行机电设备安装有限公司 | Vehicle with a steering wheel |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210319 |
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| CF01 | Termination of patent right due to non-payment of annual fee |