CN106862603A - A kind of economical planer type numerical control drilling machine control system based on PLC - Google Patents
A kind of economical planer type numerical control drilling machine control system based on PLC Download PDFInfo
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- CN106862603A CN106862603A CN201510914972.6A CN201510914972A CN106862603A CN 106862603 A CN106862603 A CN 106862603A CN 201510914972 A CN201510914972 A CN 201510914972A CN 106862603 A CN106862603 A CN 106862603A
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- Prior art keywords
- control system
- plc
- control
- drilling machine
- economical
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B39/00—General-purpose boring or drilling machines or devices; Sets of boring and/or drilling machines
- B23B39/04—Co-ordinate boring or drilling machines; Machines for making holes without previous marking
- B23B39/08—Devices for programme control
-
- 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
- G05B19/18—Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B39/00—General-purpose boring or drilling machines or devices; Sets of boring and/or drilling machines
- B23B39/006—Portal drilling machines
Abstract
A kind of economical planer type numerical control drilling machine control system based on PLC, including electric control system and hydraulic control system two parts.The electric control system mainly includes that four parts, i.e. host computer configuration monitoring part, PLC control sections, x-y axle servo-positioning motion control portions and main shaft variable-frequency governor and hydraulic power are crept into part.The control system uses PLC as the position control mode of controller, and the pulse signal needed for high-speed pulse output correspondence servo-drive system input, frequency determines bad modern axial displacement speed, and number of pulses decision shift length, number of pulses symbol determines moving direction.The system with Programmable Logic Controller as core, using host computer, servo controller, sensor and hydraulic technique, make numerical control drilling machine possess be accurately positioned, the function of automatic drilling.
Description
Technical field
The present invention relates to a kind of economical planer type numerical control drilling machine control system based on PLC, it is adaptable to mechanical field.
Background technology
In steel construction sheet material Drilling operation, according to traditional artificial clamping, positioning, the processing method of the common driller of drilling, there are problems that labour intensity is big, non-cutting time is long, low production efficiency,.And using the digital control system of commercialization, due to expensive, for sheet material this relatively simple processing of drilling, the wasting of resources is inevitably caused to a certain extent, it is impossible to reach the popular requirement for using.The planer-type dedicated numerical control drilling machine and its control system of PLC controls can solve problem above, its have flexible strong, crudy stabilization, efficiency high, it is simple to operate, economical and practical the features such as.
The content of the invention
The present invention proposes a kind of economical planer type numerical control drilling machine control system based on PLC, with Programmable Logic Controller as core, using host computer, servo controller, sensor and hydraulic technique, make numerical control drilling machine possess be accurately positioned, the function of automatic drilling.
The technical solution adopted in the present invention is：Described control system includes electric control system and hydraulic control system two parts.
The electric control system mainly includes that four parts, i.e. host computer configuration monitoring part, PLC control sections, x-y axle servo-positioning motion control portions and main shaft variable-frequency governor and hydraulic power are crept into part.During processing, numerical control drilling machine is moved with PLC and servo controller, positioning and drilling carry out real-time control.
The processed file of positioning drilling can be not only write using host computer monitoring software, but also the monitoring realized to the data transfer and numerical control running status of PLC can be operated by picture under host computer configuration environment.
The course of work of the electric control system is divided into two kinds of operation and automatic running manually, the core of the system is PLC, in addition to the VO control functions for completing the system requirements, the data message that host computer transmission comes more importantly is converted into action command, and the umber of pulse information of decision hole position is exported to servo controller in real time in order.It is analyzed by the state of arts to numerical control drilling machine, the input point of PLC will fetch the button and limitation travel switch that necessary work is completed from numerical control drilling machine switch board, respectively 10 buttons, 8 knobs and 6 Hall sensors, and other 11 defeated people's information；Output point is mainly responsible for operating of servo x-y axles positioning, the electromagnetism valve events of hydraulic control system and frequency converter etc., is respectively necessary for being controlled the accessory system such as 2 servo controllers, 7 magnetic valves, 8 indicator lamps and lubrication chip removals.According to the defeated people of PLC/output point quantity and output control form, it is cost performance Mitsubishi's FX1 N-60MT Programmable Logic Controllers high that type is determined, the particularly PLC has the positioning function dedicated for servo controller to instruct, brought conveniently to programming, such as original point return DZRN, relative position control DDRVI, absolute position control DDR-VA instructions.
The control system uses PLC as the position control mode of controller, the pulse signal needed for high-speed pulse output correspondence servo-drive system input.Wherein, frequency determines bad modern axial displacement speed, and number of pulses determines shift length, and number of pulses symbol determines moving direction.
In the hydraulic control system, with hydraulic clamp by workpiece clamping on the table, by the locating surface of clamp, connect workpiece and the machine numerical control origin of coordinates, and enough clamping forces are maintained in drilling process.X-axis is to being the direction of motion of wanting whole portal frame, a upward power can be produced to act on portal frame when drilling workpiece, the deformation that leading screw, guide rail are easily caused on leading screw and guide rail is continually put on due to active force, therefore, in boring work, hydraulic cylinder must be made to produce pinching action to be locked with lathe base fastener, to reduce the stress and deformation of leading screw and guide rail.
The beneficial effects of the invention are as follows：The control system with Programmable Logic Controller as core, using host computer, servo controller, sensor and hydraulic technique, make numerical control drilling machine possess be accurately positioned, the function of automatic drilling.
Brief description of the drawings
The present invention is further described with reference to the accompanying drawings and examples.
Fig. 1 is electric control system main hardware connection diagram of the invention.
Fig. 2 is numerical control drilling machine automated manner workflow diagram of the invention.
Fig. 3 is hydraulic schematic of the invention.
Specific embodiment
The invention will be further described with reference to the accompanying drawings and examples.
Such as Fig. 1, electric control system mainly includes that four parts, i.e. host computer configuration monitoring part, PLC control sections, x-y axle servo-positioning motion control portions and main shaft variable-frequency governor and hydraulic power are crept into part.During processing, numerical control drilling machine is moved with PLC and servo controller, positioning and drilling carry out real-time control.
The processed file of positioning drilling can be not only write using host computer monitoring software, but also the monitoring realized to the data transfer and numerical control running status of PLC can be operated by picture under host computer configuration environment.Programing function, can be used for hand-coding procedure, the defeated people's computer of size and hole position data of workpiece only need to can just be formed procedure by operator by call format, also the DXF files with CAD/CAM are automatically converted into the function of procedure, CAD diagram shape files can be copied people's host computer, computer can automatically generate procedure and graphics processing.Data processing, it is considered to the factor such as reference point compensation, the compiling computing of procedure file is converted to the data file of hole position, including relative between hole count, steel plate thickness, board dimension, aperture, every hole coordinatex/yPulse data etc., all data are represented using the double system numbers of integer 16 of tape symbol.Automatic incoming plc data area after procedure file is compiled.Display function, by the RS-232C serial communications between host computer and PLC, shows the working condition of PLC input and output points in real time in upper picture, and the position of x rows axle walking in process and each several part action and working order are monitored., when process occurs abnormal, there is flicker on PC control picture in warning function, or by the alarm lamp display alarm on electrical control cabinet.
Such as Fig. 2, the course of work of electric control system is divided into two kinds of operation and automatic running manually, the core of the system is PLC, in addition to the VO control functions for completing the system requirements, the data message that host computer transmission comes more importantly is converted into action command, and the umber of pulse information of decision hole position is exported to servo controller in real time in order.It is analyzed by the state of arts to numerical control drilling machine, the input point of PLC will fetch the button and limitation travel switch that necessary work is completed from numerical control drilling machine switch board, respectively 10 buttons, 8 knobs and 6 Hall sensors, and other 11 defeated people's information；Output point is mainly responsible for operating of servo x-y axles positioning, the electromagnetism valve events of hydraulic control system and frequency converter etc., is respectively necessary for being controlled the accessory system such as 2 servo controllers, 7 magnetic valves, 8 indicator lamps and lubrication chip removals.According to the defeated people of PLC/output point quantity and output control form, it is cost performance Mitsubishi's FX1 N-60MT Programmable Logic Controllers high that type is determined, the particularly PLC has the positioning function dedicated for servo controller to instruct, brought conveniently to programming, such as original point return DZRN, relative position control DDRVI, absolute position control DDR-VA instructions.
Control system uses PLC as the position control mode of controller, the pulse signal needed for the high-speed pulse output correspondence defeated people of servo-drive system.Wherein, frequency determines bad modern axial displacement speed, and number of pulses determines shift length, and number of pulses symbol determines moving direction.
Such as Fig. 3, in hydraulic control system, with hydraulic clamp by workpiece clamping on the table, by the locating surface of clamp, connect workpiece and the machine numerical control origin of coordinates, and enough clamping forces are maintained in drilling process.X-axis is to being the direction of motion of wanting whole portal frame, a upward power can be produced to act on portal frame when drilling workpiece, the deformation that leading screw, guide rail are easily caused on leading screw and guide rail is continually put on due to active force, therefore, in boring work, hydraulic cylinder must be made to produce pinching action to be locked with lathe base fastener, to reduce the stress and deformation of leading screw and guide rail.
Main shaft is frequency control and hydraulic self-control trip drilling power head.In boring procedure, using Frequency Converter Control motor speed, through gear reduced drive main shaft, main shaft variable-frequency stepless speed-regulating is realized.It is hydraulic displacement formula automatic control travel range to feed, realize F.F., work enter, rewind, stopping action and without idle running loss.Work feed speed is adjusted by hydraulic throttle valve and set.
Whole feed cylinder sliding sleeve is made up of upper and lower two parts, middle with adding spring-loaded bolt to fix, and is provided with 3 Hall sensors SQ3, SQ4 and SQ7 on sliding sleeve altogether.When drilling starts, magnetic valve YVS, YV6 obtain electric, and drill cylinder fast feed, once drill bit touches workpiece to be processed, hydraulic pressure in-cylinder pressure just increases rapidly, and when the pressure more than drilling cylinder external springs, its active force holds up the first half, sensor SQ4 will produce signal close to metal parts, PLC to be received and send instruction immediately after signal and make magnetic valve YVS dead electricity, and this independent role for being engraved in choke valve on oil circuit slows down travel speed, and unit head just performs drilling with work speed feeding.Drill through workpiece in a flash, in-cylinder pressure reduces suddenly, external springs effect restores first half position, sensor SQ4 blackouts, PLC sends instruction simultaneously makes magnetic valve YV6 dead electricity, YV7 obtain electric, drilling cylinder is quickly return, magnetic valve YV7 dead electricity when running into upper limit level sensor SQ3, and main axle moving stops and waits for next drilling order.
Claims (5)
1. a kind of economical planer type numerical control drilling machine control system based on PLC, it is characterized in that：Described control system includes electric control system and hydraulic control system two parts.
2. the economical planer type numerical control drilling machine control system based on PLC according to claim 1, it is characterized in that：The electric control system mainly includes that four parts, i.e. host computer configuration monitoring part, PLC control sections, x-y axle servo-positioning motion control portions and main shaft variable-frequency governor and hydraulic power are crept into part.
3. the economical planer type numerical control drilling machine control system based on PLC according to claim 1, it is characterized in that：The course of work of the electric control system is divided into two kinds of operation and automatic running manually, the core of the system is PLC, in addition to the VO control functions for completing the system requirements, the data message that host computer transmission comes more importantly is converted into action command, and the umber of pulse information of decision hole position is exported to servo controller in real time in order.
4. the economical planer type numerical control drilling machine control system based on PLC according to claim 1, it is characterized in that：The control system uses PLC as the position control mode of controller, and the pulse signal needed for high-speed pulse output correspondence servo-drive system input, frequency determines bad modern axial displacement speed, and number of pulses decision shift length, number of pulses symbol determines moving direction.
5. the economical planer type numerical control drilling machine control system based on PLC according to claim 1, it is characterized in that：In the hydraulic control system, with hydraulic clamp by workpiece clamping on the table, by the locating surface of clamp, connect workpiece and the machine numerical control origin of coordinates, and enough clamping forces are maintained in drilling process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510914972.6A CN106862603A (en) | 2015-12-14 | 2015-12-14 | A kind of economical planer type numerical control drilling machine control system based on PLC |
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| CN201510914972.6A CN106862603A (en) | 2015-12-14 | 2015-12-14 | A kind of economical planer type numerical control drilling machine control system based on PLC |
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| CN106862603A true CN106862603A (en) | 2017-06-20 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108983699A (en) * | 2018-09-25 | 2018-12-11 | 辽宁工业大学 | Three-axis numerical control drilling machine control system and its control method based on PLC |
| CN109822692A (en) * | 2019-02-04 | 2019-05-31 | 南兴装备股份有限公司 | A kind of control system of numerical control machining center |
| CN113245597A (en) * | 2021-06-09 | 2021-08-13 | 国网新疆电力有限公司吐鲁番供电公司 | Numerical control bench drill for drilling electric power fitting wire clamps |
-
2015
- 2015-12-14 CN CN201510914972.6A patent/CN106862603A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108983699A (en) * | 2018-09-25 | 2018-12-11 | 辽宁工业大学 | Three-axis numerical control drilling machine control system and its control method based on PLC |
| CN108983699B (en) * | 2018-09-25 | 2023-08-15 | 辽宁工业大学 | Triaxial numerical control drilling machine control system based on PLC and control method thereof |
| CN109822692A (en) * | 2019-02-04 | 2019-05-31 | 南兴装备股份有限公司 | A kind of control system of numerical control machining center |
| CN113245597A (en) * | 2021-06-09 | 2021-08-13 | 国网新疆电力有限公司吐鲁番供电公司 | Numerical control bench drill for drilling electric power fitting wire clamps |
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Application publication date: 20170620 |