Vehicle shifting device

Abstract

The utility model relates to a vehicle shifting device which comprises a vehicle body, a power supply and a central control system, the bottom of the vehicle body is connected with a plurality of Mecanum wheels, and each Mecanum wheel is driven by a respective driving motor to operate; a lifting device is arranged in the middle of the vehicle body and used for lifting a transferred vehicle. Wheel clamping devices are arranged on the two sides of the vehicle body respectively, each wheel clamping device comprises two clamping wheels arranged at intervals, and the two clamping wheels are driven by corresponding lead screw transmission mechanisms to get close to each other or get away from each other respectively; an ultrasonic sensor is arranged in the middle of the wheel clamping device and used for sensing whether a clamped wheel is lifted or not. A laser radar and a camera matrix are arranged at the front end of the vehicle body, and the laser radar and the camera matrix are used for sensing information of the environment where a transferred vehicle is located; and the hollow system is used for controlling the operation of the whole vehicle shifting device. The mobile positioning device can ensure accurate mobile positioning of each vehicle, and is suitable for different environments.

Description

Technical Field

[0001] The utility model relates to the technical field of vehicle shifting devices, in particular to a vehicle shifting device. Background Art

[0002] The existing human-powered vehicle shifting device has the following main disadvantages: 1. High labor intensity: The human-powered vehicle shifting device needs to rely on manpower to push, pull or lift the vehicle, and the operator needs to invest a lot of physical strength. For workers with poor physical fitness, its operating efficiency will be greatly reduced. 2. Low efficiency: Compared with other mechanized or automated vehicle moving equipment, the speed of the human-powered vehicle shifting device is relatively slow, and the operator needs to spend more time and energy, thereby reducing the operating efficiency and productivity. 3. High safety risks: Since the operator needs to personally contact the car and push, pull and other actions, there are certain safety risks, such as accidental squeezing, sprains and other injury risks. In particular, the failure to remove obstacles in time or improper operation during the operation may cause vehicle damage or even serious accidents. 4. Limited scope of application: The human-powered vehicle shifting device is usually only suitable for the movement of small or light vehicles. For large or heavy vehicles, due to physical limitations and operational difficulties, the use of human-powered vehicle shifting devices may face great difficulties. Summary of the invention

[0003] The utility model aims to overcome the deficiencies of the prior art and provide a vehicle shifting device.

[0004] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0005] The vehicle shifting device comprises a vehicle body, a power supply and a central control system, wherein a plurality of Mecanum wheels are connected to the bottom of the vehicle body, and each Mecanum wheel is driven by its own driving motor;

[0006] A lifting device is provided in the middle of the vehicle body, and the lifting device is used to lift the transferred vehicle;

[0007] Wheel clamping devices are respectively provided on both sides of the vehicle body, and the wheel clamping devices include two clamping wheels arranged at intervals, and the two clamping wheels are respectively driven by corresponding screw transmission mechanisms to move closer to or away from each other, and the wheels are clamped when the two clamping wheels move closer to each other;

[0008] An ultrasonic sensor is provided in the middle of the wheel clamping device, and the ultrasonic sensor is used to sense whether the clamped wheel is lifted;

[0009] The front end of the vehicle body is provided with a laser radar and a camera matrix, which are used to sense the environmental information of the transferred vehicle;

[0010] The power supply is fixed in the middle of the vehicle body, and is used to provide power to the entire vehicle shifting device;

[0011] The hollow system is used to control the operation of the entire vehicle shifting device.

[0012] Furthermore, the screw transmission mechanism includes a transmission screw, a clamping motor and a slide. The transmission screw is rotatably connected to the inside of the vehicle body, the output end of the clamping motor is transmission-connected to one end of the transmission screw, the slide is slidably connected to the guide groove corresponding to the side of the vehicle body, the inner end of the slide is transmission-connected to the screw through a nut, and the clamping wheel is rotatably connected to the outer end of the slide.

[0013] Furthermore, a docking device capable of docking with each other is provided at the rear end of the vehicle body, and the vehicle bodies of the two robots are spliced ​​into one through the docking device.

[0014] Furthermore, the number of the Mecanum wheels is four, and the four Mecanum wheels are respectively arranged at the four top corners of the vehicle body.

[0015] Furthermore, the power source is a rechargeable battery.

[0016] Furthermore, a human-computer interaction module is provided on the central control system of the vehicle body, and the vehicle shifting device can be controlled through the human-computer interaction module.

[0017] By adopting the above technical solution, the utility model has the following beneficial effects:

[0018] The utility model adopts a screw transmission mechanism to directly control the wheel clamping device, making it more accurately controlled. The ultrasonic sensor is used, which has the advantages of non-contact, high precision, wide measurement range, good reflection performance, strong anti-interference ability and good real-time performance, so that it can better determine the position when moving.

[0019] At present, most of the vehicle shifting devices on the market are human-powered vehicle shifting devices, which use manpower to move the vehicle, ignoring the interference of different environments on the vehicle shifting device and personnel. Therefore, the utility model specially designs a vehicle shifting device to ensure accurate movement and positioning of each vehicle and adapt to different environments. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] The present invention is further described in detail below with reference to the accompanying drawings and specific implementations:

[0021] Figure 1 It is a structural schematic diagram of the utility model. DETAILED DESCRIPTION

[0022] like Figure 1 As shown, the vehicle shifting device of the utility model comprises a vehicle body 1, a power source 2 and a central control system.

[0023] A plurality of Mecanum wheels 3 are connected to the bottom of the vehicle body 1, and each Mecanum wheel 3 is driven by its own driving motor; in the utility model, there are four Mecanum wheels 3, and the four Mecanum wheels 3 are respectively arranged at the four top corners of the vehicle body 1. Considering the high requirements of the scene for the vehicle shifting device, the utility model abandons the traditional wheel and cleverly adopts the Mecanum wheel 3, which is composed of a central hub and a plurality of obliquely placed small rollers mounted around the hub, and these small rollers can rotate separately, so that the whole wheel can realize horizontal, lateral, rotational and other directions of movement.

[0024] A lifting device 4 is provided in the middle of the vehicle body 1, and the lifting device 4 is used to lift the transferred vehicle; the lifting device 4 can adopt a lifting structure in the prior art.

[0025] The two sides of the vehicle body 1 are provided with wheel clamping devices 5, which include two clamping wheels 51 arranged at intervals. The two clamping wheels 51 are driven by the corresponding screw transmission mechanism to move closer to or farther from each other. When the two clamping wheels 51 move closer to each other, the wheels are clamped. The screw transmission mechanism includes a transmission screw 52, ​​a clamping motor 53 and a slide 54. The transmission screw 52 is rotatably connected to the inside of the vehicle body 1. The output end of the clamping motor 53 is transmission-connected to one end of the transmission screw 52. The slide 54 is slidably connected to the corresponding guide groove on the side of the vehicle body 1. The inner side end of the slide 54 is transmission-connected to the screw through a nut. The clamping wheel 51 is rotatably connected to the outer side end of the slide 54. The clamping motor 53 drives the screw to rotate and drives the slide 54 to move, so that the two clamping wheels 51 on the same side move closer to each other to clamp the wheels of the vehicle being moved. The screw transmission mechanism has the following advantages: 1. Strong self-locking performance, 2. Large torque, 3. Good stability, 4. High precision, and 5. Space saving.

[0026] An ultrasonic sensor 6 is provided in the middle of the wheel clamping device 5, and the ultrasonic sensor 6 is used to sense whether the clamped wheel is lifted;

[0027] The front end of the vehicle body 1 is provided with a laser radar and a camera matrix 7, which are used to sense the environment information where the transferred vehicle is located;

[0028] The power source 2 is fixed in the middle of the vehicle body 1. The power source 2 adopts a rechargeable battery. The power source 2 is used to provide power 2 to the entire vehicle shifting device;

[0029] The central control system is used to control the operation of the entire vehicle shifting device, realizing autonomous driving and automatic operation of the vehicle shifting device. The central control system can determine the appropriate path planning and vehicle control mode (steering, speed, acceleration and deceleration, etc.) according to the environment of the vehicle being moved and the dynamic behavior of other vehicles.

[0030] The central control system of the vehicle body 1 is provided with a human-machine interaction module, through which the vehicle shifting device can be controlled. The human-machine interaction module provides a corresponding interface for the shifter, and can realize remote control and monitoring operation of the vehicle shifting device through display interface, voice prompts, etc., and provide real-time feedback on the operating status of the vehicle shifting device.

[0031] The rear end of the vehicle body 1 is provided with a docking device 8 that can dock with each other, and the vehicle bodies 1 of the two robots are spliced ​​into one by the docking device 8. Then, by using the dual-vehicle linkage technology and information linkage, the two vehicle shifting devices run synchronously and accelerate and decelerate synchronously.

[0032] The specific steps of the utility model unmanned vehicle moving are as follows:

[0033] S1: Two mutually connected vehicle shifting devices drive under the vehicle to be moved;

[0034] S2: The two vehicle shifting devices are separated from each other front and rear, and the wheel clamping devices 5 of the two vehicle shifting devices are respectively aligned with the front and rear wheels of the vehicle to be shifted;

[0035] S3: the wheel clamping device 5 starts the clamping operation. When the ultrasonic sensor 6 detects that the vehicle being moved is lifted (the clamped wheel is lifted), the wheel clamping device 5 stops operating.

[0036] S4: The vehicle shifting device moves the vehicle to a designated location;

[0037] S5: After the vehicle shifting device reaches the designated location, it puts down the vehicle and completes the vehicle shifting operation;

[0038] S6: The two ends of the two vehicle shifting devices are reconnected and wait for the next vehicle shifting task.

[0039] Those skilled in the art will readily come up with other embodiments of the present disclosure after considering the specification and practicing the technical solutions disclosed herein. The utility model is intended to cover any variations, uses or adaptations of the present disclosure, which follow the general principles of the present disclosure and include common knowledge or customary technical means in the technical field that are not disclosed in the present disclosure. The description and examples are to be regarded as exemplary only. It should be understood that the present disclosure is not limited to the precise structure described above and shown in the drawings and that various modifications and changes can be made without departing from the scope thereof. The scope of the present disclosure is limited only by the appended claims.

Claims

1. A vehicle shifting device, characterized in that: The vehicle comprises a vehicle body, a power supply and a central control system, wherein a plurality of Mecanum wheels are connected to the bottom of the vehicle body, and each Mecanum wheel is driven by its own driving motor; A lifting device is provided in the middle of the vehicle body, and the lifting device is used to lift the transferred vehicle; Wheel clamping devices are respectively provided on both sides of the vehicle body, and the wheel clamping devices include two clamping wheels arranged at intervals, and the two clamping wheels are respectively driven by corresponding screw transmission mechanisms to move closer to or away from each other, and the wheels are clamped when the two clamping wheels move closer to each other; An ultrasonic sensor is provided in the middle of the wheel clamping device, and the ultrasonic sensor is used to sense whether the clamped wheel is lifted; The front end of the vehicle body is provided with a laser radar and a camera matrix, which are used to sense the environmental information of the transferred vehicle; The power supply is fixed to the middle of the vehicle body, and is used to provide power to the entire vehicle shifting device; The central control system is used to control the operation of the entire vehicle shifting device.

2. The vehicle shifting device according to claim 1, characterized in that: The screw transmission mechanism includes a transmission screw, a clamping motor and a slide seat. The transmission screw is rotatably connected to the inside of the vehicle body, the output end of the clamping motor is transmission-connected to one end of the transmission screw, the slide seat is slidably connected to the guide groove corresponding to the side of the vehicle body, the inner end of the slide seat is transmission-connected to the screw via a nut, and the clamping wheel is rotatably connected to the outer end of the slide seat.

3. The vehicle shifting device according to claim 1, characterized in that: The rear ends of the vehicle bodies are provided with docking devices capable of docking with each other, and the vehicle bodies of the two robots are spliced ​​into one through the docking devices.

4. The vehicle shifting device according to claim 1, characterized in that: The number of the Mecanum wheels is four, and the four Mecanum wheels are respectively arranged at the four top corners of the vehicle body.

5. The vehicle shifting device according to claim 1, characterized in that: The power source is a rechargeable battery.

6. The vehicle shifting device according to claim 1, characterized in that: The central control system of the vehicle body is provided with a human-machine interaction module, through which the vehicle shifting device can be controlled.

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