CN205787798U - A kind of laser leveling machine automatic control system - Google Patents

Abstract

The utility model discloses a kind of laser leveling machine automatic control system, comprise master controller, touch display screen, sensor-based system, execution switching system and laser system；Described master controller comprises control unit, CAN, switching value output module, analog output module and some independent AD conversion unit and DA converting unit；The described output of AD conversion unit is connected with the input of control unit, and the input of DA converting unit is connected with the output of control unit, and the output of DA converting unit is connected with the input of analog output module；CAN is connected with control unit communication；The input of switching value output module is connected with the output of control unit；Described touch display screen is connected by communication with control unit.The beneficial effects of the utility model are: control system is simple to operate, reduce the dependence to operator's experience so that the concordance of construction is more preferable.

Description

A kind of laser leveling machine automatic control system

Technical field

This utility model relates to evener field, is specifically related to the control field of laser leveling machine.

Background technology

The integration degree of current domestic laser smoothing machine equipment is relatively low, and automaticity is inadequate, therefore operates more multiple Miscellaneous, construction level is operated for laser leveling machine and depends on the experience of operator so that working performance is low, the concordance of construction Poor, surface water Pingdu is inadequate with flatness, it is impossible to adapts to large area and surpasses the construction requirement of plane earth, it is therefore necessary to design one Plant new laser leveling machine automatic control system.

Utility model content

For the problems referred to above of the prior art, the utility model proposes integration degree higher, simple to operate one Plant laser leveling machine automatic control system.

A kind of laser leveling machine automatic control system that the utility model proposes, comprise master controller, touch display screen, Sensor-based system, execution switching system and laser system；Described laser system includes generating laser and corresponding laser pick-off Device；Described master controller comprise control unit, CAN, switching value output module, analog output module and Some independent AD conversion unit and DA converting unit；The described output of AD conversion unit is connected with the input of control unit, DA The input of converting unit is connected with the output of control unit, the input phase of the output of DA converting unit and analog output module Even；CAN is connected with control unit communication；The input of switching value output module is connected with the output of control unit；Institute The sensor-based system stated comprises support leg pressure sensor and the wheel steering cylinder displacement transducer that the input with AD conversion unit is connected, Also include vehicle body double-shaft tilt angle sensor and the work head obliquity sensor being connected by CAN with master controller；Described Vehicle body double-shaft tilt angle sensor, work head obliquity sensor and laser pickoff all comprise CAN communication submodule；Described Perform switching system to comprise supporting leg electromagnetic valve that the output with switching value output module is respectively connected with, turn to reversing solenoid valve, turn To oil cylinder electromagnetic valve, also comprise rotary magnetic valve that the output with analog output module is respectively connected with, walking electromagnetic valve, flexible Arm electromagnetic valve, the motor electromagnetic valve that vibrates, auger motor electromagnetic valve, absolute altitude electromagnetic valve, work head oscillating electromagnetic valve, work head inclination angle Electromagnetic valve；Described touch display screen is connected by communication with control unit.

Further, the GPS receiver terminal and GPRS module being connected respectively is also comprised with control unit communication.

Further, described control unit comprises ARM flush bonding processor and CPLD.

Further, described analog output module and switching value output module comprise some power amplification lists respectively Unit.

Master controller of the present utility model contains some AD conversion unit and CAN, adapts to many Plant the signal processing of sensor；By DA converting unit and include the analog output module of power amplification unit and can drive Multiple electromagnetic valves, for accurately controlling the motor being connected with electromagnetic valve；Control unit controls switching value output module to each electromagnetism The output state switching of valve and holding time of electromagnetic valve corresponding states are controlled, and are realized signal by each sensor equally Feedback control；The man-machine interaction realized by touching display screen and master controller finally realizes the operating procedure letter of operator Change；Operator selects control knob at the control interface touched on display screen, and touch screen display delivers a signal to center control Device, master controller sends instruction to performing the corresponding electromagnetic valve of switching system, and electromagnetic valve completes in instruction process, through corresponding The correction of the signal feedback of sensor, the reprocessing of master controller, corresponding electromagnetic valve output or output state realizes swashing Automatically controlling of light evener, and then improve working performance, reduces the dependence to operator's experience so that construction consistent Property more preferable, thus reduce the access threshold of equipment, the large scale application for laser leveling machine is laid a good foundation.

Accompanying drawing explanation

Accompanying drawing 1 is the structural principle block diagram of master controller.

Accompanying drawing 2 is the connection logic diagram of laser leveling machine automatic control system in embodiment.

Detailed description of the invention

Below in conjunction with the accompanying drawings and the technical scheme in this utility model is further illustrated by embodiment.

A kind of laser leveling machine automatic control system, comprise master controller, touch display screen, sensor-based system, execution are opened Pass system and laser system；Described laser system includes generating laser and corresponding laser pickoff；Generating laser is used Launch laser in the calibrated altitude in construction environment and form index plane, to make the Height Standard of laser leveling machine；Described center Controller comprises control unit, CAN, switching value output module, analog output module and some independent AD Converting unit and DA converting unit；As shown in Figure 1 and Figure 2, described control unit comprises ARM flush bonding processor and CPLD, CPLD passes to ARM flush bonding processor after the output of AD conversion unit being encoded, and by ARM flush bonding processor Part output decoding after pass to DA converting unit, to save the interface quantity of ARM flush bonding processor, it is thus possible to integrated more Many parts；Described AD conversion unit converts analog signals into digital signal, the output of this digital signal and control unit Input is connected, and DA converting unit converts digital signals into analogue signal, and the output of this analogue signal is defeated with analog quantity The input going out module is connected；CAN is connected with control unit communication；The input of switching value output module and control unit Output be connected；Described sensor-based system comprises support leg pressure sensor and the wheel steering that the input with AD conversion unit is connected Cylinder displacement transducer, also includes that the vehicle body double-shaft tilt angle sensor being connected with master controller by CAN is inclined with work head Angle transducer；Described vehicle body double-shaft tilt angle sensor, work head obliquity sensor and laser pickoff all comprise CAN communication Submodule；Described execution switching system comprises supporting leg electromagnetic valve that the output with switching value output module is respectively connected with, turns to Reversing solenoid valve, steering cylinder electromagnetic valve, also comprise rotary magnetic valve that the output with analog output module is respectively connected with, OK Walk electromagnetic valve, telescopic arm electromagnetic valve, the motor electromagnetic valve that vibrates, auger motor electromagnetic valve, absolute altitude electromagnetic valve, work head oscillating electromagnetic Valve, work head inclination angle electromagnetic valve；Described supporting leg electromagnetic valve, reversing solenoid valve, steering cylinder electromagnetic valve is turned to be switching value electricity Magnet valve；Described absolute altitude electromagnetic valve, work head inclination angle electromagnetic valve are high accuracy proportional solenoid；Described rotary magnetic valve, OK Walk electromagnetic valve, telescopic arm electromagnetic valve, the motor electromagnetic valve that vibrates, auger motor electromagnetic valve, work head oscillating electromagnetic valve be ratio electricity Magnet valve；Described touch display screen is connected by communication with control unit.

Laser leveling machine automatic control system also comprises the GPS receiver terminal and GPRS being connected respectively with control unit communication The various sensing datas of complete machine are sent remotely to backstage by GPRS module by module, can be understood in real time by remote platform and set Standby running status, and equipment can be tracked locking.

Described analog output module and switching value output module comprise some power amplification units respectively, so that control The signal of unit processed output can drive each electromagnetic valve after power amplification.

Master controller contains some AD conversion unit and CAN, adapts to the letter of multiple sensors Number process；By DA converting unit and include the analog output module of power amplification unit and can drive multiple electromagnetic valve, For accurately controlling the motor being connected with electromagnetic valve；Control unit controls the switching value output module output state to each electromagnetic valve Switching and holding time of electromagnetic valve corresponding states are controlled, and are realized signal feedback control by each sensor equally；Logical The man-machine interaction crossing touch display screen and master controller realization finally realizes the operating procedure simplification of operator；Operator is touching Touching selection control knob on the control interface of display screen, touch screen display delivers a signal to master controller, master controller Sending instruction to performing the corresponding electromagnetic valve of switching system, electromagnetic valve completes in instruction process, through the signal of respective sensor The correcting of feedback, the reprocessing of master controller, corresponding electromagnetic valve output or output state realize to laser leveling machine from Dynamic control；Concrete, it is provided with at the operation interface touching display screen that supporting leg declines button, supporting leg regains button, it is first to work Key rises button, the first key that works declines button；After pressing supporting leg decline button, master controller controls supporting leg electromagnetic valve leads Logical, the supporting leg motor controlled by supporting leg solenoid valve conduction is started working, four supporting legs meeting auto-extendings of complete machine, and vehicle body twin shaft Obliquity sensor makes master controller automatically adjust supporting leg extension elongation with the feedback signal of support leg pressure sensor, and realizes The automatic leveling of vehicle body；And pin supporting leg withdrawal button and do not put, then four supporting legs of complete machine realize regaining simultaneously；Pressing work After first key declines button, master controller sends instruction elevation control solenoid valve conduction, the absolute altitude being connected with absolute altitude electromagnetic valve Motor is started working so that work head declines, and when dropping to after laser pickoff detects laser signal, reduces under speed continues Fall, master controller sends signal auger motor electromagnetic valve, vibrating motor electromagnetic valve is opened simultaneously, controls corresponding spiral Motor works with vibrating motor；Screw distribution is for getting rid of unnecessary material, and fills up some pits；Vibrating motor drives partially Heart block rotates, and forms exciting force, drives walking beam work；The midline position of laser pickoff and laser datum plane coincide i.e. Reaching to demarcate plane, master controller sends instruction and absolute altitude motor is no longer declined；Work head obliquity sensor Real-time Feedback Tilt values, master controller is according to the tilt values control work head inclination angle electromagnetic valve of feedback, it is ensured that work head inclination angle is always It is in setting value；In like manner, after pressing work first key rising button, work leader height rises, and closes auger motor and vibrate Motor, until work head arrives the height that parameter is arranged, is then automatically stopped rising；Sensor-based system also comprises and AD conversion unit Input be connected fuel level sender, hydraulic oil temperature sensor, air filter pressure transducer, system pressure sensor, for Systematic parameter monitors；It addition, the input of master controller is also connected with operation handle, to control the side of the walking of car load, wheel To the rotation with car body, owing to these are prior art, do not repeat them here；Visible, this laser leveling machine automatic control system Simple to operate, control system integrationization is high with automaticity, improves working performance, reduces and depend on operator's experience Rely so that the concordance of construction is more preferable, thus reduces the access threshold of equipment, for the large scale application of laser leveling machine Lay a good foundation.

The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model, all at this Within the spirit of utility model and principle, any modification, equivalent substitution and improvement etc. made, should be included in this utility model Protection domain within.

Claims (4)

1. a laser leveling machine automatic control system, it is characterised in that: comprise master controller, touch display screen, sensing system System, execution switching system and laser system；Described laser system includes generating laser and corresponding laser pickoff；Described Master controller comprise control unit, CAN, switching value output module, analog output module and some solely Vertical AD conversion unit and DA converting unit；The described output of AD conversion unit is connected with the input of control unit, and DA changes single The input of unit is connected with the output of control unit, and the output of DA converting unit is connected with the input of analog output module；CAN leads to Letter module is connected with control unit communication；The input of switching value output module is connected with the output of control unit；Described sensing System comprises support leg pressure sensor and the wheel steering cylinder displacement transducer that the input with AD conversion unit is connected, and also includes leading to Cross vehicle body double-shaft tilt angle sensor and work head obliquity sensor that CAN is connected with master controller；Described vehicle body is double Axial rake sensor, work head obliquity sensor and laser pickoff all comprise CAN communication submodule；Described performs switch System comprises supporting leg electromagnetic valve that the output with switching value output module is respectively connected with, turns to reversing solenoid valve, steering cylinder electricity Magnet valve, also comprises rotary magnetic valve, walking electromagnetic valve, telescopic arm electromagnetism that the output with analog output module is respectively connected with Valve, the motor electromagnetic valve that vibrates, auger motor electromagnetic valve, absolute altitude electromagnetic valve, work head oscillating electromagnetic valve, work head inclination angle electromagnetism Valve；Described touch display screen is connected by communication with control unit.

2. laser leveling machine automatic control system as claimed in claim 1 a kind of, it is characterised in that: also comprise respectively with control The GPS receiver terminal of unit communications connection and GPRS module.

3. a kind of laser leveling machine automatic control system as claimed in claim 1 or 2, it is characterised in that: described control list Unit comprises ARM flush bonding processor and CPLD.

4. a kind of laser leveling machine automatic control system as claimed in claim 3, it is characterised in that: described analog output Module and switching value output module comprise some power amplification units respectively.