Intelligent travelling crane special for gas cylinder filling

Abstract

The intelligent crane special for gas cylinder filling comprises a crane body and a control part which are electrically connected in a remote control mode. The travelling crane comprises underframes, a frame is arranged on the upper portions of the underframes, a plurality of driven wheels are connected to the lower ends of the underframes, a servo motor is further installed on the second underframe, an output shaft of the servo motor is connected with a driving shaft, a driving wheel is fixedly connected to the end of the driving shaft, and the driving wheel is connected with a driving belt connected with the driven wheels; and the servo motor is electrically connected with the PLC sub-control device and is used for carrying bulk gas cylinder grids. According to the invention, manual work is replaced by machinery, a large amount of labor force is saved, and accurate positioning of the bulk grids in the carrying process is realized, so that perfect cooperation of an intelligent filling system is realized, and a foundation is laid for construction of unmanned workshops and even unmanned factories.

Description

Technical field:

[0001] The utility model relates to the technical field of gas cylinder filling, in particular to a special intelligent driving vehicle for gas cylinder filling. Background technology:

[0002] At present, in the field of gas cylinder filling, most of them are still mainly filled manually, and a small part is semi-automatic. The dedicated intelligent driving for gas cylinder filling is an important part of the fully automatic intelligent filling system. Regardless of manual filling or semi-automatic filling, manpower is required to carry gas cylinders or bulk boxes. The transportation process is time-consuming and laborious, and it cannot meet the requirements of the intelligent filling system for accurate positioning of gas cylinders. The inability to accurately locate has become a key factor restricting the construction of unmanned intelligent filling workshops. Utility model content:

[0003] In order to solve the above problems and overcome the shortcomings of the prior art, the utility model provides a special intelligent driving vehicle for filling gas cylinders, including a driving vehicle and a control unit, and the driving vehicle and the control unit are electrically connected by remote control;

[0004] The control unit includes a PLC master control device, a PLC sub-control device, a GPS sensor, a visual camera, a remote control signal receiver and a display. The PLC sub-control device, the GPS sensor, the visual camera and the remote control signal receiver are installed on the traveling vehicle. The PLC master control device is electrically connected to the PLC sub-control device, and the PLC sub-control device is electrically connected to the GPS sensor, the visual camera and the remote control signal receiver.

[0005] The traveling crane comprises a chassis, a frame is arranged on the upper part of the chassis, a plurality of driven wheels are connected to the lower end of the chassis, a servo motor is also installed on the chassis, an output shaft of the servo motor is connected to a driving shaft, an end of the driving shaft is fixedly connected to a driving wheel, and the driving wheel is connected to a driving belt and connected to the driven wheel;

[0006] The servo motor is electrically connected to the PLC sub-control device;

[0007] A plurality of universal running wheels are also arranged at the lower end of the base frame, and the universal running wheels correspond to and are connected with the driven wheels one by one.

[0008] Furthermore, the control unit includes a positioning system, which includes a GPS sensor. The GPS sensor is installed on the crane and detects the location of the crane, and is combined with a factory coordinate system preset in the PLC sub-control device to determine the location of the crane in the factory.

[0009] Furthermore, the control unit also includes a drive system, which includes a servo motor. The PLC master control device receives a control signal and sends the vehicle's position information to be determined to the PLC sub-control device. The PLC sub-control device drives the servo motor according to the positioning information to drive the vehicle to the position.

[0010] The beneficial effects of the utility model are:

[0011] The utility model provides a special intelligent driving vehicle for filling gas cylinders, which is used for handling bulk grids of gas cylinders. The invention realizes the replacement of manual labor with machinery, saves a lot of labor, and realizes the precise positioning of bulk grids during the handling process, thereby achieving perfect coordination of the intelligent filling system, laying a foundation for the construction of unmanned workshops and even unmanned factories. Description of the drawings:

[0012] Figure 1 This is a schematic diagram of the partition layout of the utility model;

[0013] Figure 2 It is a schematic diagram of the structure of the utility model;

[0014] In the attached figure: 1. ground rail, 2. traveling crane, 3. bulk grid placement area, 4. empty bottle positioning area, 5. automatic filling area, 6. repositioning area, 7. traveling wheels, 8. bottom frame, 9. frame. Specific implementation method:

[0015] In order to make the purpose, technical scheme and advantages of the present invention more clear, the following will be combined with the appendix of the present invention. Figure 1 ~Attached Figure 2 , the utility model is described in more detail.

[0016] The utility model provides a special intelligent driving vehicle 2 for filling gas cylinders, comprising a driving vehicle 2 and a control unit, wherein the driving vehicle 2 and the control unit are electrically connected by remote control; the control unit comprises a PLC master control device, a PLC sub-control device, a GPS sensor, a visual camera, a remote control signal receiver and a display, the PLC sub-control device, the GPS sensor, the visual camera and the remote control signal receiver are installed on the driving vehicle 2, the PLC master control device is electrically connected to the PLC sub-control device, and the PLC sub-control device is electrically connected to the GPS sensor, the visual camera and the remote control signal receiver; the driving vehicle 2 comprises a chassis 8, a frame 9 is provided on the upper part of the chassis 8, a plurality of driven wheels are connected to the lower end of the chassis 8, a servo motor is also installed on the chassis 8, the output shaft of the servo motor is connected to the drive shaft, and the drive shaft is electrically connected to the output shaft of the servo motor. A driving wheel is fixedly connected to the end, and the driving wheel is connected to a driving belt and a driven wheel; the servo motor is electrically connected to the PLC sub-control device; a plurality of universal running wheels 7 are also provided at the lower end of the chassis 8, and the universal running wheels 7 correspond to and are connected to the driven wheels one by one; the control unit includes a positioning system, and the positioning system includes a GPS sensor, and the GPS sensor is installed on the crane 2 and detects the position of the crane 2, and is combined with a preset factory coordinate system in the PLC sub-control device to determine the position of the crane 2 in the factory; the control unit also includes a driving system, and the driving system includes a servo motor, and the PLC master control device receives a control signal and sends the position information of the crane 2 to be determined to the PLC sub-control device, and the PLC sub-control device drives the servo motor according to the positioning information to drive the crane 2 to the position.

[0017] The embodiments of the present invention are as follows:

[0018] The special intelligent driving vehicle 2 for filling gas cylinders comprises the driving vehicle 2 and a control unit, and the driving vehicle 2 and the control unit are electrically connected by remote control;

[0019] The control unit includes a PLC master control device, a PLC sub-control device, a GPS sensor, a visual camera, a remote control signal receiver and a display. The PLC sub-control device, the GPS sensor, the visual camera and the remote control signal receiver are installed on the driving vehicle 2. The PLC master control device is electrically connected to the PLC sub-control device, and the PLC sub-control device is electrically connected to the GPS sensor, the visual camera and the remote control signal receiver.

[0020] The crane 2 includes a chassis 8, a frame 9 is provided on the upper part of the chassis 8, a plurality of driven wheels are connected to the lower end of the chassis 8, a servo motor is also installed on the chassis 8, the output shaft of the servo motor is connected to the driving shaft, the end of the driving shaft is fixedly connected to the driving wheel, the driving wheel is connected to the driving belt and connected to the driven wheel; the servo motor is electrically connected to the PLC sub-control device; a plurality of universal walking wheels 7 are also provided at the lower end of the chassis 8, and the universal walking wheels 7 correspond to and are connected to the driven wheels one by one.

[0021] In this embodiment, a ground rail is fixedly arranged on the ground, and the ground rail is arranged according to a pre-set partition to connect various workstations.

[0022] The factory building is divided into a bulk grid placement area 3, an empty bottle positioning area 4, an automatic filling area 5 and a repositioning area 6. Each workstation is connected by a ground rail and a crane 2 to achieve automatic operation.

[0023] The crane 2 includes a frame 9, a plurality of driven wheels are connected to the lower end of the frame 9, a servo motor is also mounted on the frame 9, an output shaft of the servo motor is connected to a drive shaft, an end of the drive shaft is fixedly connected to a drive wheel, and the drive wheel is connected to a drive belt and connected to the driven wheel.

[0024] The servo motor outputs power, which is transmitted to the universal travel wheel 7 through the driving wheel, the driving belt and the driven wheel, so that the traveling vehicle 2 can travel on the ground rail.

[0025] A sensor is provided on the bottom plate to detect whether gas cylinders are placed on the bottom plate. The PLC sub-control device is electrically connected to the sensor. After the sensor detects that a preset number of gas cylinders are placed on the bottom plate, it sends an electrical signal to the PLC sub-control device to determine the ready state.

[0026] The control unit includes a positioning system, which includes a GPS sensor. The GPS sensor is installed on the crane 2 and detects the position of the crane 2. It is combined with a factory coordinate system preset in the PLC sub-control device to determine the position of the crane 2 in the factory.

[0027] The control unit also includes a drive system, which includes a servo motor. The PLC master control device receives a control signal and sends the position information of the crane 2 to be determined to the PLC sub-control device. The PLC sub-control device drives the servo motor according to the positioning information to drive the crane 2 to the position.

[0028] The control mode of the programmable logic PLC master control device and the servo motor can realize the precise positioning of any position in the movable area of ​​the driving crane 2. The touch screen technology is used to draw the plan of each workstation to achieve intuitive and easy control. The touch screen and the programmable logic PLC master control device are linked by wireless communication technology to get rid of the constraints of hard wiring. The operator selects the required motion station by clicking the position button on the plan of each workstation displayed on the touch screen, and after confirmation, the command is sent to the programmable logic PLC master control device via wireless communication. The programmable logic PLC master control device performs relevant calculations, independently selects the motion route, and automatically sends the operation command to the servo motor, thereby driving the servo motor to complete the three-dimensional movement of each workstation.

[0029] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. Intelligent driving vehicle for filling gas cylinders, characterized by: It includes a driving crane and a control unit, wherein the driving crane and the control unit are electrically connected by remote control; The control unit includes a PLC master control device, a PLC sub-control device, a GPS sensor, a visual camera, a remote control signal receiver and a display. The PLC sub-control device, the GPS sensor, the visual camera and the remote control signal receiver are installed on the vehicle. The PLC master control device is electrically connected to the PLC sub-control device, and the PLC sub-control device is electrically connected to the GPS sensor, the visual camera and the remote control signal receiver. The traveling vehicle comprises a chassis, a frame is arranged on the upper part of the chassis, a plurality of driven wheels are connected to the lower end of the chassis, a servo motor is also mounted on the chassis, an output shaft of the servo motor is connected to a driving shaft, an end of the driving shaft is fixedly connected to a driving wheel, and the driving wheel is connected to a driving belt and connected to the driven wheel; The servo motor is electrically connected to the PLC sub-control device; A plurality of universal running wheels are also arranged at the lower end of the base frame, and the universal running wheels correspond to and are connected with the driven wheels one by one.

2. The intelligent vehicle for filling gas cylinders according to claim 1 is characterized in that: The control unit includes a positioning system, which includes a GPS sensor. The GPS sensor is installed on the crane and detects the location of the crane. The GPS sensor is combined with a factory coordinate system preset in the PLC sub-control device to determine the location of the crane in the factory.

3. The intelligent vehicle for filling gas cylinders according to claim 1 is characterized in that: The control unit also includes a drive system, which includes a servo motor. The PLC master control device receives a control signal and sends the position information of the vehicle to be determined to the PLC sub-control device. The PLC sub-control device drives the servo motor according to the positioning information to drive the vehicle to the position.

Images