CN1903558A - Numerical Control system of numerical controlled press for shaping ship plates - Google Patents
Numerical Control system of numerical controlled press for shaping ship plates Download PDFInfo
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- CN1903558A CN1903558A CN 200510014652 CN200510014652A CN1903558A CN 1903558 A CN1903558 A CN 1903558A CN 200510014652 CN200510014652 CN 200510014652 CN 200510014652 A CN200510014652 A CN 200510014652A CN 1903558 A CN1903558 A CN 1903558A
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Abstract
A numeral control system for the numerically controlled press used for shaping the plates of ship body is composed of a touch screen type man-machine interface as a management layer, a programmable controller as a control layer, and a physical layer consisting of executing mechanism and detecting mechanism. Said executing mechanism comprises frequency variator, motor, electromagnetic valve and variable pump. Said detecting mechanism consists of photoelectric protector, approximate switch, pressure sensor, displacement sensor and temp sensor.
Description
Technical field
The present invention relates to a kind of hydraulic press, particularly relate to and a kind ofly can conveniently realize human-computer dialogue, the digital control system of the numerical controlled press for shaping ship plates that control mode is simple and reliable.
Background technology
At present, be to adopt manually operated processing mode to the processing of shaping ship plates, need manually location, artificial adjustment, Artificial Control etc.Because the hull machining sheet has that its thickness is thicker, area is bigger, each compacting is the characteristics on same point (line) not, caused that the sheet material processing technology is trifling, automaticity is not high, needed to drop into the present situation of higher human resources.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of and can conveniently realize human-computer dialogue, the digital control system of the numerical controlled press for shaping ship plates that control mode is simple and reliable.
The technical solution adopted in the present invention is: a kind of digital control system of numerical controlled press for shaping ship plates, include management level, key-course and Physical layer, and wherein, management level link to each other with key-course, and key-course is connected with Physical layer; Management level are the HMI touch screen human-computer interface, and key-course is the PLC Programmable Logic Controller, and Physical layer is to be made of the executing agency and the testing agency that are arranged on the forcing press.
Described executing agency includes the frequency converter that is arranged on the digitally-controlled press machine and coupled motor, magnetic valve, variable pump, and wherein, frequency converter, magnetic valve, variable pump are connected with the output control terminal of PLC Programmable Logic Controller respectively.
Described testing agency includes photoelectric protector, near switch, pressure sensor, displacement transducer and temperature sensor, wherein, photoelectric protector and contact-making switch all are connected with digital quantity input module in the PLC Programmable Logic Controller; Pressure sensor is connected with analog quantity input/output module in the PLC Programmable Logic Controller; Displacement transducer is connected with high-speed counter module in the PLC Programmable Logic Controller; Temperature sensor is connected with temperature sensor module in the PLC Programmable Logic Controller.
Described HMI touch screen human-computer interface and PLC Programmable Logic Controller are to carry out communication by serial communication cable RS232.
Described photoelectric protector is arranged on the support of the contiguous workspace of forcing press; Described displacement transducer includes to be arranged on and drives main pressure head: the displacement transducer on the vertical tooth bar that moves, on the tooth bar that laterally moves, on the gear of spin motor shaft; Describedly include the upper and lower limit and the left and right limit that is arranged on main ram travel, and the left and right limit of table stroke is locational near switch near switch; Described pressure sensor is arranged on forcing press and the pipeline that main pressure head is connected; Described temperature sensor is arranged in the fuel tank of forcing press.
The digital control system of numerical controlled press for shaping ship plates of the present invention, with the safety in production is datum mark, adopts the HMI touch screen human-computer interface, can realize human-computer dialogue easily, the help operator understands the duty of lathe, to reach the purpose of control mode summary.Adopt the PLC Programmable Logic Controller to control, significantly alleviated the required mental manual labor of paying of people aborning, embodied the high automation degree.
Description of drawings
Fig. 1 is the structural representation of control principle of the present invention;
Fig. 2 is the formation schematic diagram of the PLC Programmable Logic Controller among the present invention;
Fig. 3 is the structural representation of the digitally-controlled press machine among the present invention;
Fig. 4 is the vertical view of Fig. 3.
Wherein:
1:HMI touch screen human-computer interface 2:PLC Programmable Logic Controller
3: executing agency 4: testing agency
5: main pressure head 6: actuating unit
7: fuel tank 8: guide rail
9: rail brackets 10: workbench
A: frequency converter b: motor
C: magnetic valve d: variable pump
E: photoelectric protector f: near switch
H: pressure sensor g: displacement transducer
M: temperature sensor
The specific embodiment
Below in conjunction with the drawings and specific embodiments, describe the digital control system of numerical controlled press for shaping ship plates of the present invention in detail.
The digital control system of numerical controlled press for shaping ship plates as shown in Figure 1, include management level, key-course and Physical layer, wherein, management level are HMI touch screen human-computer interface 1, key-course is a PLC Programmable Logic Controller 2, and Physical layer is to be made of the executing agency 3 and the testing agency 4 that are arranged on the forcing press.Management level link to each other with key-course, can realize human-computer dialogue easily, help the operator to understand the duty of lathe, to reach the purpose of control mode summary, promptly, the duty that can show each element of Physical layer on the touch-screen, can set the control point (set point of stroke and pressure) of lathe, can show the duty and the error message of PLC Programmable Logic Controller 2 inside, when lathe has abnormal failure, show the production line abnormal cause and solution is provided, can store needs the often die parameters of replacing, the relevant operational data that can write down production line is (as the downstream rate of main pressure head 5, pressure, and the translational speed of workbench, position or the like);
Key-course is connected with Physical layer, feedback signal according to detecting element (various sensor), PLC Programmable Logic Controller 2 control executive components (frequency converter, electromagnet and automatically controlled variable pump, valve) are made corresponding action, i.e. detection by testing agency, PLC exports to executing agency to operation result with instruction type through sequential operation.
Described HMI touch screen human-computer interface 1 is to carry out communication by serial communication cable RS232 with PLC Programmable Logic Controller 2.Executing agency 3 is to be connected with PLC Programmable Logic Controller 2 by cable with testing agency 4.
Described executing agency 3 includes and is arranged on the digitally-controlled press machine: frequency converter a and coupled motor b, magnetic valve c, proportion electro-magnet and variable pump d, wherein, frequency converter a is connected with the output control terminal of PLC Programmable Logic Controller 2, control motor speed, thereby reach the purpose of main pressure head 5 strokes of accurate control.Its motor includes Oil pump electrical machinery, stroke motor, lifting motor and lubrication motor, and per 1 motor correspondence is provided with 1 frequency converter a; Magnetic valve c is connected with the output control terminal of PLC Programmable Logic Controller 2, controls the break-make of corresponding oil circuit and the commutation of oil circuit, realizes the break-make of pipeline by the adhesive of magnetic valve; The openings of sizes of proportion electro-magnet control oil circuit, to realize control to main pressure head 5 pressure, variable pump d control pump rate of discharge size, to realize the control to main pressure head 5 downstream rates, proportion electro-magnet is connected with the output control terminal of PLC Programmable Logic Controller 2 with variable pump d;
Described testing agency 4 includes photoelectric protector e, near switch f, pressure sensor h, displacement transducer g, temperature sensor m, wherein, photoelectric protector e is connected with digital quantity input module in the PLC Programmable Logic Controller 2, purpose is for preventing that people's mistake from entering the workspace and causing accident, improving the security of lathe; Displacement transducer g is connected with high-speed counter module in the PLC Programmable Logic Controller 2, by displacement transducer, with main drift vertical, laterally, swing offset and travelling table laterally, swing offset feeds back to PLC high-speed counter module (CT021); In order to play the effect of duplicate protection, be provided with near switch f, it is connected with digital quantity input module in the PLC Programmable Logic Controller 2; Pressure sensor h is connected with analog quantity input/output module in the PLC Programmable Logic Controller 2, and the pressure (Mpa) of main staking punch is fed back to PLC analog quantity input/output module; Temperature sensor m is connected with temperature control modules in the PLC Programmable Logic Controller 2, by temperature sensor, with the oil temperature of production line hydraulic pumping plant (℃) feed back to the PLC temperature sensor module.
As shown in Figure 3, Figure 4, photoelectric protector e of the present invention is arranged on the support of the contiguous workspace of forcing press; Described displacement transducer g includes on the tooth bar that is arranged on the vertical tooth bar that moves that drives main pressure head 5, laterally moves, the displacement transducer on the gear of spin motor shaft; Describedly include the upper and lower limit and the left and right limit that is arranged on main pressure head 5 strokes, and the left and right limit of table stroke is locational near switch near switch f; Described pressure sensor h is arranged on forcing press and the pipeline that main pressure head 5 is connected; Described temperature sensor m is arranged in the fuel tank of forcing press.
The type of each parts is as follows in the embodiments of the invention:
PLC selects for use: the SYSMAC C200HE of OMRON, wherein: CPU module C200HE-CPU42E; Power module C200H-PA204S; 16 digital quantity input module C200H-ID212; 12 digital quantity output module C200H-OC222; Temperature control modules C200H-TS102; Analog quantity input/output module C200H-MAD01; High-speed counting unit C200H-CT021;
Touch-screen: Digital GP2500T; Photoelectric protection: LDKS;
Frequency converter: FRN5.5G11S-4CX; Displacement transducer: E6C2-CWZ6C;
Near switch: IM30; Pressure sensor: CS20FHIIIERC1;
Variable pump: A10VS028DFE1-160L (joining the VT5041 proportional amplifier plate);
Motor is selected for use: ac three-phase asynchronous motor.
Claims (9)
1. the digital control system of a numerical controlled press for shaping ship plates is characterized in that, includes management level, key-course and Physical layer, and wherein, management level link to each other with key-course, and key-course is connected with Physical layer; Management level are HMI touch screen human-computer interface (1), and key-course is PLC Programmable Logic Controller (2), and Physical layer is to be made of the executing agency (3) and the testing agency (4) that are arranged on the forcing press.
2. the digital control system of numerical controlled press for shaping ship plates according to claim 1, it is characterized in that, described executing agency (3) includes the frequency converter (a) that is arranged on the digitally-controlled press machine and coupled motor (b), magnetic valve (c), variable pump (d), wherein, frequency converter (a), magnetic valve (c), variable pump (d) are connected with the output control terminal of PLC Programmable Logic Controller (2) respectively.
3. the digital control system of numerical controlled press for shaping ship plates according to claim 1, it is characterized in that, described testing agency (4) includes photoelectric protector (e), near switch (f), pressure sensor (h), displacement transducer (g) and temperature sensor (m), wherein, photoelectric protector (e) with all be connected near switch (f) with digital quantity input module in the PLC Programmable Logic Controller (2); Pressure sensor (h) is connected with analog quantity input/output module in the PLC Programmable Logic Controller (2); Displacement transducer (g) is connected with high-speed counter module in the PLC Programmable Logic Controller (2); Temperature sensor (m) is connected with temperature sensor module in the PLC Programmable Logic Controller (2).
4. the digital control system of numerical controlled press for shaping ship plates according to claim 1 is characterized in that, described HMI touch screen human-computer interface (1) is to carry out communication by serial communication cable RS232 with PLC Programmable Logic Controller (2).
5. the digital control system of numerical controlled press for shaping ship plates according to claim 1 is characterized in that, described photoelectric protector (e) is arranged on the support of the contiguous workspace of forcing press.
6. the digital control system of numerical controlled press for shaping ship plates according to claim 1, it is characterized in that described displacement transducer (g) includes on the tooth bar that is arranged on the vertical tooth bar that moves that drives main pressure head (5), laterally moves, the displacement transducer on the gear of spin motor shaft.
7. the digital control system of numerical controlled press for shaping ship plates according to claim 1, it is characterized in that, describedly include the upper and lower limit and the left and right limit that is arranged on main pressure head (5) stroke, and the left and right limit of table stroke is locational near switch near switch (f).
8. the digital control system of numerical controlled press for shaping ship plates according to claim 1 is characterized in that, on the fuel tank that described pressure sensor (h) is arranged on forcing press and the pipeline that main pressure head (5) is connected.
9. the digital control system of numerical controlled press for shaping ship plates according to claim 1 is characterized in that, described temperature sensor (m) is arranged in the fuel tank of forcing press.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510014652 CN1903558A (en) | 2005-07-29 | 2005-07-29 | Numerical Control system of numerical controlled press for shaping ship plates |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510014652 CN1903558A (en) | 2005-07-29 | 2005-07-29 | Numerical Control system of numerical controlled press for shaping ship plates |
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| CN1903558A true CN1903558A (en) | 2007-01-31 |
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| CN 200510014652 Pending CN1903558A (en) | 2005-07-29 | 2005-07-29 | Numerical Control system of numerical controlled press for shaping ship plates |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102248703A (en) * | 2011-06-08 | 2011-11-23 | 天津市天锻压力机有限公司 | System for synchronously tracking pressure head and operating platform of movable rotary pressure head frame type hydraulic machine |
| CN102331732A (en) * | 2011-09-20 | 2012-01-25 | 天津市天锻压力机有限公司 | System for monitoring slide block on hydraulic press |
| CN101811376B (en) * | 2010-02-09 | 2012-02-29 | 江苏扬力集团有限公司 | Pressing machine multi-valve circulation repeated action control method |
| EP2431166A1 (en) * | 2010-09-20 | 2012-03-21 | Bystronic Laser AG | Control system for a hydraulic folding press |
| CN102963029A (en) * | 2012-12-11 | 2013-03-13 | 重庆市机电设计研究院 | Elastic deformation workpiece pressing method of press machine |
| CN103071712A (en) * | 2013-03-04 | 2013-05-01 | 重庆江东机械有限责任公司 | Automatic stamping production line for electric appliance casings |
| CN103071711A (en) * | 2012-12-14 | 2013-05-01 | 浙江天齐电气有限公司 | Precision movable numerical control system for distribution box |
| CN104416106A (en) * | 2013-09-06 | 2015-03-18 | 天津市天锻压力机有限公司 | Double-worktable control method of isothermal forging hydraulic machine |
| CN114734673A (en) * | 2022-04-18 | 2022-07-12 | 山东省科学院激光研究所 | Interactive control system and control method for servo press |
-
2005
- 2005-07-29 CN CN 200510014652 patent/CN1903558A/en active Pending
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101811376B (en) * | 2010-02-09 | 2012-02-29 | 江苏扬力集团有限公司 | Pressing machine multi-valve circulation repeated action control method |
| EP2431166A1 (en) * | 2010-09-20 | 2012-03-21 | Bystronic Laser AG | Control system for a hydraulic folding press |
| CN102248703A (en) * | 2011-06-08 | 2011-11-23 | 天津市天锻压力机有限公司 | System for synchronously tracking pressure head and operating platform of movable rotary pressure head frame type hydraulic machine |
| CN102331732A (en) * | 2011-09-20 | 2012-01-25 | 天津市天锻压力机有限公司 | System for monitoring slide block on hydraulic press |
| CN102963029A (en) * | 2012-12-11 | 2013-03-13 | 重庆市机电设计研究院 | Elastic deformation workpiece pressing method of press machine |
| CN102963029B (en) * | 2012-12-11 | 2015-05-20 | 重庆市机电设计研究院 | Elastic deformation workpiece pressing method of press machine |
| CN103071711A (en) * | 2012-12-14 | 2013-05-01 | 浙江天齐电气有限公司 | Precision movable numerical control system for distribution box |
| CN103071712A (en) * | 2013-03-04 | 2013-05-01 | 重庆江东机械有限责任公司 | Automatic stamping production line for electric appliance casings |
| CN104416106A (en) * | 2013-09-06 | 2015-03-18 | 天津市天锻压力机有限公司 | Double-worktable control method of isothermal forging hydraulic machine |
| CN114734673A (en) * | 2022-04-18 | 2022-07-12 | 山东省科学院激光研究所 | Interactive control system and control method for servo press |
| CN114734673B (en) * | 2022-04-18 | 2024-01-26 | 山东省科学院激光研究所 | Interactive control system and control method for servo press |
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