CN221067988U - Motion control system for vehicle out-extension mechanism - Google Patents
Motion control system for vehicle out-extension mechanism Download PDFInfo
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- CN221067988U CN221067988U CN202323238708.4U CN202323238708U CN221067988U CN 221067988 U CN221067988 U CN 221067988U CN 202323238708 U CN202323238708 U CN 202323238708U CN 221067988 U CN221067988 U CN 221067988U
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Abstract
A motion control system for vehicle external expansion mechanism relates to electrical control technical field, it includes touch-sensitive screen, the PLC controller, intelligent motion controller, expansion mechanism and sensor in place, the touch-sensitive screen is connected with the PLC controller in order to be used for down command to the PLC controller, the PLC controller is connected with intelligent motion controller in order to be used for to intelligent motion controller output instruction, intelligent motion controller is connected with external expansion mechanism in order to operate with the drive external expansion mechanism, the sensor in place is connected with external expansion mechanism, intelligent motion controller in order to be used for with external expansion mechanism expansion or withdraw the information feedback of putting in place for intelligent motion controller, external expansion mechanism's motion process includes the start-up phase, operation phase and stop phase, intelligent motion controller can set for start-up phase, operation phase and stop phase's motion time restriction and the maximum load current value restriction of external expansion mechanism in the stage of being in. The utility model can improve the motion stability and the accuracy of the external expansion mechanism.
Description
Technical Field
The utility model relates to the technical field of electric control, in particular to a motion control system for an external expansion mechanism of a vehicle.
Background
The external part of the special vehicle is usually provided with a plurality of external expansion mechanisms for providing additional functions so as to be convenient for use in the field, for example, an intelligent shower vehicle is provided with the external expansion mechanisms for realizing the expansion of the shower room area, the conventional action principle is that the in-place condition of the external expansion mechanisms is judged through the action of a travel switch, the identified information is fed back to a PLC (programmable logic controller) in the form of an electric signal, and the control of the movement process is finished through the programming of the PLC.
But the following defects exist in the actual use process:
1. Because the occasion is indefinite, the expansion mechanism has poor anti-interference capability, the expansion mechanism is easy to be influenced by external environment in the process of moving to a set position, such as vibration, electromagnetic field and other external environment, and especially has relatively high misoperation probability under complex scenes.
2. The travel switch has limited precision and cannot meet the requirement of accurate movement of the external expansion mechanism.
Disclosure of utility model
The utility model aims to provide a motion control system for an external expansion mechanism of a vehicle, so as to improve the motion stability and the accuracy of the external expansion mechanism.
In order to solve the technical problems, the utility model adopts the following technical scheme: the utility model provides a motion control system for vehicle external expansion mechanism, includes touch-sensitive screen, PLC controller, intelligent motion controller, expansion mechanism and sensor in place, the touch-sensitive screen is connected with the PLC controller for issue instruction to the PLC controller, the PLC controller is connected with intelligent motion controller for output instruction to the intelligent motion controller, the intelligent motion controller is connected with external expansion mechanism in order to use the drive to extend the mechanism operation, the sensor in place is connected with external expansion mechanism, intelligent motion controller in order to be used for with external expansion mechanism expansion in place or remove the information feedback of receiving the position and give intelligent motion controller, external expansion mechanism's motion process includes start-up phase, operation phase and stop phase, the intelligent motion controller can set for the motion time restriction of each phase in start-up phase, operation phase and the stop phase and the maximum load current value restriction of external expansion mechanism in the stage of being located.
Preferably, the external expansion mechanism comprises a motor for driving the control object to lift or translate or overturn or rotate, and the intelligent motion controller can set the motor motion time limit of each of the starting stage, the running stage and the stopping stage and the maximum load current value limit of the motor in the stage.
More preferably, the motor movement time during the start-up phase is limited to 2-3 seconds and the maximum load current value is limited to 45 amperes.
More preferably, the motor movement time of the operation phase is limited to 20-30 seconds, and the maximum load current value is limited to 25 amperes.
More preferably, the motor movement time of the stop phase is limited to 15-20 seconds and the maximum load current value is limited to 20 amperes.
More preferably, the maximum operating time of the movement process of the external expansion mechanism does not exceed 48 seconds.
More preferably, the intelligent motion controller comprises a microcontroller MCU, an LED screen, an output terminal Driver1 and an output terminal Driver2.
Compared with the prior art, the intelligent motion control method has the advantages that the intelligent motion controller is used for setting the motion time limit of each stage in the starting stage, the running stage and the stopping stage of the external expansion mechanism and the maximum load current value limit of the external expansion mechanism in the stage, so that the intelligent motion control of the external expansion mechanism can be effectively realized according to the requirements of target groups and the severe standards of intelligent control in each application scene, the defect that the traditional motion control circuit is easy to cause false action and false identification when a travel switch is used is overcome, the motion control is more stable, the service life of the motion system is prolonged, and the requirements of accurate motion control in multiple scenes are met.
Drawings
FIG. 1 is a schematic diagram of the electrical principle in an embodiment of the present utility model;
Fig. 2 is an electrical schematic diagram of the intelligent motion controller in an embodiment.
Detailed Description
The utility model will be further described with reference to examples and drawings, to which reference is made, but which are not intended to limit the scope of the utility model.
It should be noted that, in the present utility model, unless explicitly stated and limited otherwise, terms such as "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances. Furthermore, in the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" on a second feature may include both the first and second features being in direct contact, or may include both the first and second features not being in direct contact but being in contact through additional features therebetween.
As shown in fig. 1, the motion control system for the vehicle external expansion mechanism comprises a touch screen, a PLC controller, an intelligent motion controller, an expansion mechanism and an in-place sensor, wherein the touch screen is connected with the PLC controller for issuing instructions to the PLC controller, the PLC controller is connected with the intelligent motion controller for outputting instructions to the intelligent motion controller, the intelligent motion controller is connected with the external expansion mechanism for driving the external expansion mechanism to operate, the in-place sensor (the expansion/withdrawal in-place sensor shown in the figure) is connected with the external expansion mechanism and the intelligent motion controller for feeding back information of expanding the external expansion mechanism into place or withdrawing in-place to the intelligent motion controller, the motion process of the external expansion mechanism comprises a start stage, an operation stage and a stop stage, and the intelligent motion control system can set motion time limit of each stage in the start stage, the operation stage and the stop stage and maximum load current value limit of the external expansion mechanism in the stage.
The intelligent motion control system can set motor motion time limit of each stage of starting stage, running stage and stopping stage and maximum load current value limit of the motor in the stage.
As shown in fig. 2, the intelligent motion control system includes an MCU chip, an LED screen, an output terminal Driver1, and an output terminal Driver2.
In the practical application process, the PLC controller can be installed in the block terminal, and the touch-sensitive screen can be installed inside the vehicle-mounted power supply wall box, and the two are connected through multicore twisted pair shielded wire, and the connection interface uses the aviation plug, ensures the interference immunity of communication process.
In the use process of the motion control system for the vehicle external expansion mechanism provided by the embodiment, the motion control system can realize the control of the motion process of the external expansion mechanism by clicking or one-way (unfolding or withdrawing) of one key through starting an instruction under the touch screen. Specifically, the PLC is electrically connected with the touch screen, and the touch screen gives instructions to the PLC through CANH and CANL ports. The PLC controller is electrically connected with the intelligent motion controller, and after analyzing the instruction issued by the touch screen, the instruction is forwarded to the intelligent motion controller through 485+ and 485 ports. The intelligent motion controller is electrically connected with a motor in the external expansion mechanism, and motion control of the external expansion mechanism is realized by changing a voltage value output to the motor. The intelligent motion controller integrates a Micro Controller Unit (MCU) and sets signal parameters of the driving motor through programming. The in-place sensor is mechanically connected with the external expansion mechanism and is used for identifying the current spatial position condition of the external expansion mechanism. The in-place sensor is electrically connected with the intelligent motion controller, and converts the recognized space position condition into an electric signal to be fed back to the intelligent motion controller.
Further, the intelligent motion controller divides the motion process of the outer expansion mechanism into a starting stage, an operating stage and a stopping stage according to the motor locked-rotor current increasing principle: the buffer motion process of starting and stopping the stages can be realized by setting the running time of different stages, and the external expansion mechanism runs stably within the set time; by setting the maximum load current value, under different load conditions, the voltage-stabilized power supply for the motor is ensured, the actual load current value can be monitored, and the circuit is switched off instantaneously when an abnormality occurs; the maximum operation time of whole-course motion expansion and retraction is set, so that the one-key expansion/retraction or inching action can be stably completed in different scenes (under natural conditions of different places, different seasons, different temperatures and the like) within a specified time, and the actual maximum operation time can also be used as a basis for identifying faults. The motion control system intelligently sets the motion constraint conditions of the external expansion mechanism at each stage, the motion process of the external expansion mechanism is stable and free from jolt vibration, the motion control system has the application advantages of multiple application scenes, motion punctuality, system stability and the like, and the motion control system can meet the motion stability requirements of the external expansion mechanism under more complex scenes due to fine motion time and fine motion flow.
The motion control system provided by the invention is used for the vehicle external expansion mechanism, can be high in equipment flexibility and expandability, can meet the requirements of different application scenes, prolongs the service life of equipment, and greatly improves the periodic motion time and the motion in-place precision.
In order to make it easier for a person skilled in the art to understand the improvements of the present utility model with respect to the prior art, some of the figures and descriptions of the present utility model have been simplified, and the above-described embodiments are preferred implementations of the present utility model, but in addition, the present utility model may be implemented in other ways, and any obvious substitution is within the scope of protection of the present utility model without departing from the concept of the present technical solution.
Claims (7)
1. A motion control system for an extension mechanism of a vehicle, characterized by: the intelligent motion controller is connected with the intelligent motion controller to be used for outputting instructions to the intelligent motion controller, the intelligent motion controller is connected with the outer expansion mechanism to be operated by driving the outer expansion mechanism, the in-place sensor is connected with the outer expansion mechanism and the intelligent motion controller to be used for feeding back the information of expanding or withdrawing the outer expansion mechanism in place to the intelligent motion controller, the motion process of the outer expansion mechanism comprises a start stage, an operation stage and a stop stage, and the intelligent motion controller can set the motion time limit of each stage in the start stage, the operation stage and the stop stage and the maximum load current value limit of the outer expansion mechanism in the stage.
2. The motion control system for an out-of-vehicle expansion mechanism according to claim 1, wherein: the external expansion mechanism comprises a motor for driving a control object to lift, translate, overturn or rotate, and the intelligent motion controller can set motor motion time limit of each of a starting stage, a running stage and a stopping stage and maximum load current value limit of the motor in the stages.
3. The motion control system for an out-of-vehicle expansion mechanism according to claim 2, wherein: and the motor movement time in the starting stage is limited to 2-3 seconds, and the maximum load current value is limited to 45 ampere times.
4. The motion control system for an out-of-vehicle expansion mechanism according to claim 2, wherein: the motor movement time in the operation stage is limited to 20-30 seconds, and the maximum load current value is limited to 25 amperes.
5. The motion control system for an out-of-vehicle expansion mechanism according to claim 2, wherein: and the motor movement time in the stopping stage is limited to 15-20 seconds, and the maximum load current value is limited to 20 amperes.
6. The motion control system for an out-of-vehicle expansion mechanism according to claim 2, wherein: the maximum operating time of the movement process of the external expansion mechanism does not exceed 48 seconds.
7. The motion control system for an out-of-vehicle expansion mechanism according to claim 2, wherein: the intelligent motion controller comprises a microcontroller MCU, an LED screen, an output terminal Driver1 and an output terminal Driver2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323238708.4U CN221067988U (en) | 2023-11-29 | 2023-11-29 | Motion control system for vehicle out-extension mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323238708.4U CN221067988U (en) | 2023-11-29 | 2023-11-29 | Motion control system for vehicle out-extension mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221067988U true CN221067988U (en) | 2024-06-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323238708.4U Active CN221067988U (en) | 2023-11-29 | 2023-11-29 | Motion control system for vehicle out-extension mechanism |
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| CN (1) | CN221067988U (en) |
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2023
- 2023-11-29 CN CN202323238708.4U patent/CN221067988U/en active Active
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