CN117348494A - Excavator roller control system and control method - Google Patents
Excavator roller control system and control method Download PDFInfo
- Publication number
- CN117348494A CN117348494A CN202311552155.1A CN202311552155A CN117348494A CN 117348494 A CN117348494 A CN 117348494A CN 202311552155 A CN202311552155 A CN 202311552155A CN 117348494 A CN117348494 A CN 117348494A
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- CN
- China
- Prior art keywords
- excavator
- roller
- drum
- motor
- speed
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims abstract description 16
- 238000004804 winding Methods 0.000 claims abstract description 9
- 238000012544 monitoring process Methods 0.000 claims abstract description 5
- 238000006073 displacement reaction Methods 0.000 claims description 4
- 238000010276 construction Methods 0.000 abstract description 5
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
- G05B19/0423—Input/output
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/20—Drives; Control devices
- E02F9/2058—Electric or electro-mechanical or mechanical control devices of vehicle sub-units
- E02F9/2062—Control of propulsion units
- E02F9/207—Control of propulsion units of the type electric propulsion units, e.g. electric motors or generators
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/25—Pc structure of the system
- G05B2219/25257—Microcontroller
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Operation Control Of Excavators (AREA)
Abstract
The invention relates to the field of engineering machinery, in particular to a roller control system of an excavator, which comprises a roller, a control device and a control device, wherein the roller is used for winding and unwinding cables; a drum motor controller for controlling the operation of the drum; the whole vehicle controller is used for controlling the forward and reverse rotation of the roller; the electric control handle is used for operating and monitoring the working state of the operating rod; the motor is used for providing the running power of the excavator, and the control method based on the excavator roller control system comprises the following steps of: step 1), the whole vehicle controller calculates the walking speed of the excavator through the rotating speed of the motor; step 2), the whole vehicle controller sends the walking speed of the excavator to the roller motor controller; and 3) controlling the running speed of the roller by the roller motor controller according to the walking speed of the excavator so as to enable the winding and unwinding speed of the cable to be matched with the walking speed of the excavator. The roller control system of the excavator can realize intelligent wire-pulling control, and greatly improves the construction efficiency.
Description
Technical Field
The invention relates to the field of engineering machinery, in particular to a roller control system of an excavator.
Background
Along with the promotion of national policies, the electric power generation is vigorously developed in the engineering machinery industry, the electric power-driven excavator is widely accepted by customers, and a lot of cost can be saved for the customers each year, but the electric power-driven excavator is operated, especially when walking and moving, the electric power-driven excavator is operated synchronously with the roller, the line-collecting speed of the roller is ensured to be consistent with the walking and retreating of the excavator, the operation is complex, and the construction efficiency is influenced.
At present, the dragging control is to remotely control the roller through a remote controller, and when the roller moves forwards and backwards, the remote control handle is manually operated, and the excavator needs to be operated while the remote control handle is operated.
The prior art has the defects that the operation is difficult, the running distance is often asynchronous with the paying-off speed of the roller, the roller is stopped in the process to be adjusted, the efficiency is affected, and meanwhile, the running and pressing of the excavator to the cable are unsafe because of worry, and the improvement is needed.
Disclosure of Invention
The present invention has been made in view of the above problems, and an object of the present invention is to provide an excavator drum control system capable of automatically winding and unwinding a cable according to the traveling state of an excavator.
The invention discloses a roller control system of an excavator for achieving the purposes, which is structurally characterized in that:
an excavator drum control system, comprising:
the roller is used for winding and unwinding the cable;
a drum motor controller for controlling the operation of the drum;
the whole vehicle controller is used for controlling the forward and reverse rotation of the roller;
the electric control handle is used for monitoring the working state of the operating rod;
and the motor is used for providing running power for the excavator.
By adopting the system, the electric dragging type product of the excavator can effectively improve the efficiency and simplify the operation, and meanwhile, the construction safety is provided.
The excavator walking system also comprises a motor controller, the motor controller controls the motor to run, and the whole-vehicle controller collects walking data of the excavator through the motor controller
The walking data comprise the rotating speed of the motor and the walking direction of the excavator.
The excavator further comprises pedals, and the pedals are used for operating and monitoring the running state of the excavator.
The control method based on the excavator roller control system is characterized by comprising the following steps of:
step 1), the whole vehicle controller calculates the walking speed of the excavator through the rotating speed of the motor;
step 2), the whole vehicle controller sends the walking speed of the excavator to the roller motor controller;
and 3) controlling the running speed of the roller by the roller motor controller according to the walking speed of the excavator so as to enable the winding and unwinding speed of the cable to be matched with the walking speed of the excavator.
In the step (1) of the process,
the whole vehicle controller detects the pedal signal, judges the behavior of the manipulator, and calculates the walking speed of the excavator if the excavator is in a running state;
in the step (1) of the process,
the whole vehicle controller estimates the walking direction of the excavator through the walking mode set by the instrument.
In step 2), the whole vehicle controller transmits the traveling direction of the excavator to the drum motor controller.
In step 1), the whole vehicle controller detects the displacement of the hydraulic main pump.
In step 3), the drum motor controller controls the rotation direction of the drum according to the traveling direction of the excavator.
In summary, the beneficial effects of the invention are as follows:
the vehicle control unit detects signals sent by the electric control handle, then the rotating speed of the motor control unit and the displacement of the pump on the motor control unit bus are collected, the walking speed of the excavator can be calculated, after the walking speed is detected, forward rotation or reverse rotation and speed commands are sent to the roller, synchronous speed regulation is carried out, meanwhile, the camera can detect the state of the cable on the roller constantly, when the cable is in a stacking state, after an abnormal alarm identified by an image is received on the instrument, a warning signal is sent, then the vehicle control unit identifies the warning signal and carries out intelligent regulation, so that intelligent wire-pulling control is realized, and the construction efficiency is greatly improved.
Drawings
FIG. 1 is a schematic structural view of a drum;
fig. 2 is a schematic diagram of the present system.
In the figure: 1. and a roller.
Detailed Description
The following describes in further detail the embodiments of the present invention with reference to the drawings and examples. The following examples are illustrative of the invention and are not intended to limit the scope of the invention.
In the description of the present application, it should be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate description of the present application and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present application.
The terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present application, unless otherwise indicated, the meaning of "a plurality" is two or more.
In the description of the present application, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art in a specific context.
The following is a description of preferred embodiments of the invention, taken in conjunction with the accompanying drawings.
Referring to fig. 1, an excavator drum control system includes:
a drum 1 for winding and unwinding a cable;
a drum motor controller for controlling the operation of the drum 1;
the whole vehicle controller is used for controlling the forward and reverse rotation of the roller 1;
the electric control handle is used for monitoring the working state of the operating rod;
and the motor is used for providing running power for the excavator.
By adopting the system, the electric dragging type product of the excavator can effectively improve the efficiency and simplify the operation, and meanwhile, the construction safety is provided.
The system also comprises a motor controller, wherein the motor controller controls the motor to run, and the whole vehicle controller collects walking data of the excavator through the motor controller.
The walking data comprise the rotating speed of the motor and the walking direction of the excavator.
The excavator further comprises pedals, and the pedals are used for providing the running state of the excavator.
Referring to fig. 2, the control method based on the excavator roller control system comprises the following steps:
step 1), the whole vehicle controller calculates the walking speed of the excavator through the rotating speed of the motor;
step 2), the whole vehicle controller sends the walking speed of the excavator to the roller motor controller;
and 3) controlling the running speed of the roller 1 by the roller motor controller according to the walking speed of the excavator so as to enable the winding and unwinding speed of the cable to be matched with the walking speed of the excavator.
In the step (1) of the process,
the whole vehicle controller detects the pedal signal, judges the behavior of the manipulator, and calculates the walking speed of the excavator if the excavator is in a running state;
in the step (1) of the process,
the whole vehicle controller estimates the walking direction of the excavator through the walking mode set by the instrument.
In step 2), the whole vehicle controller transmits the traveling direction of the excavator to the drum motor controller.
In step 1), the whole vehicle controller detects the displacement of the hydraulic main pump.
In step 3), the drum motor controller controls the rotation direction of the drum 1 according to the traveling direction of the excavator.
Referring to fig. 2, VCU is a vehicle controller; BCM is a body controller; JS is the electric control handle; the MCU is a motor controller; BMS manages for battery; TMS is battery thermal management.
The foregoing is merely a preferred embodiment of the present invention, and it should be noted that modifications and substitutions can be made by those skilled in the art without departing from the technical principles of the present invention, and these modifications and substitutions should also be considered as being within the scope of the present invention.
Claims (10)
1. An excavator drum control system, comprising:
the roller is used for winding and unwinding the cable;
a drum motor controller for controlling the operation of the drum;
the whole vehicle controller is used for controlling the forward and reverse rotation of the roller;
the electric control handle is used for monitoring the working state of the operating rod;
the motor is used for providing running power for the excavator;
and the hydraulic main pump is used for providing a hydraulic power source for the excavator.
2. The drum control system of claim 1, further comprising a motor controller, wherein the motor controller controls the motor to operate, and wherein the overall vehicle controller collects the excavator traveling data and controls the motor to power up and power down through the motor controller.
3. The excavator drum control system of claim 2 wherein the walk data comprises motor speed and excavator walk direction.
4. The excavator drum control system of claim 1 further comprising a foot pedal for providing an excavator operating condition.
5. An excavator drum control method based on the excavator drum control system of claim 1, comprising the steps of:
step 1), the whole vehicle controller calculates the walking speed of the excavator through the rotating speed of the motor;
step 2), the whole vehicle controller sends the walking speed of the excavator to the roller motor controller;
and 3) controlling the running speed of the roller by the roller motor controller according to the walking speed of the excavator so as to enable the winding and unwinding speed of the cable to be matched with the walking speed of the excavator.
6. The excavator cylinder control method of claim 5 wherein in step 1),
the whole vehicle controller detects the pedal signal, judges the behavior of the manipulator, and estimates the walking speed of the excavator if the excavator is in a running state.
7. The excavator cylinder control method of claim 5 wherein in step 1),
the whole vehicle controller estimates the walking direction of the excavator through the walking mode set by the instrument.
8. The method for controlling a drum of an excavator according to claim 7, wherein in step 2), the entire vehicle controller transmits the traveling direction of the excavator to the drum motor controller.
9. The excavator cylinder control method of claim 7 wherein in step 1) the whole vehicle controller is controlled by detecting the displacement of the hydraulic main pump.
10. The method for controlling a drum of an excavator according to claim 8, wherein in step 3), the drum motor controller controls a rotation direction of the drum according to a traveling direction of the excavator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311552155.1A CN117348494A (en) | 2023-11-21 | 2023-11-21 | Excavator roller control system and control method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311552155.1A CN117348494A (en) | 2023-11-21 | 2023-11-21 | Excavator roller control system and control method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117348494A true CN117348494A (en) | 2024-01-05 |
Family
ID=89371257
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311552155.1A Pending CN117348494A (en) | 2023-11-21 | 2023-11-21 | Excavator roller control system and control method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117348494A (en) |
-
2023
- 2023-11-21 CN CN202311552155.1A patent/CN117348494A/en active Pending
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