CN110716505A - Full closed-loop control method of splitting device - Google Patents
Full closed-loop control method of splitting device Download PDFInfo
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- CN110716505A CN110716505A CN201911005007.1A CN201911005007A CN110716505A CN 110716505 A CN110716505 A CN 110716505A CN 201911005007 A CN201911005007 A CN 201911005007A CN 110716505 A CN110716505 A CN 110716505A
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- brick
- plc
- splitting
- pushing machine
- machine
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- 238000000034 method Methods 0.000 title claims abstract description 17
- 239000011449 brick Substances 0.000 claims abstract description 70
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
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- 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
- G05B19/414—Structure of the control system, e.g. common controller or multiprocessor systems, interface to servo, programmable interface controller
- G05B19/4147—Structure of the control system, e.g. common controller or multiprocessor systems, interface to servo, programmable interface controller characterised by using a programmable interface controller [PIC]
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- 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
- G05B2219/30—Nc systems
- G05B2219/34—Director, elements to supervisory
- G05B2219/34013—Servocontroller
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- Engineering & Computer Science (AREA)
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- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Control Of Multiple Motors (AREA)
Abstract
The invention discloses a full closed-loop control method of a splitting device, which comprises a splitting machine, a brick pushing machine and a power control mechanism, wherein the power control mechanism comprises a PLC (programmable logic controller), a servo driver and a servo motor, the splitting machine and the brick pushing machine are controlled by the power control mechanism, the splitting machine and the brick pushing machine are controlled by the PLC, the servo driver and the servo motor, the servo driver returns the position of the brick pushing machine to the PLC in real time, the position of the brick pushing machine is accurately positioned in real time, the real-time closed-loop control requirement is met, and the device is high in reliability and stable and accurate in operation.
Description
Technical Field
The invention relates to the field of bricklaying forming, in particular to a full closed-loop control method of a splitting device.
Background
The splitting device is an important component in a concrete block forming production line and is used for splitting formed bricks, an ordinary frequency converter is adopted by the existing splitting device to control a three-phase asynchronous motor, programming is complex, numerical values of an encoder need to be processed, the control method is single, equipment cannot be accurately positioned during operation, real-time control requirements are met, and the reliability of the equipment is low.
Disclosure of Invention
The present invention is directed to solving at least one of the problems of the prior art. Therefore, the invention provides a full closed-loop control method of the splitting device, which can accurately position, meet the real-time control requirement and has high equipment reliability.
The full-closed-loop control method of the splitting device comprises the splitting machine, a brick pushing machine and a power control mechanism, wherein the power control mechanism comprises a PLC (programmable logic controller), a servo driver and a servo motor, and controls the actions of the splitting machine and the brick pushing machine through the power control mechanism, and the control method comprises the following steps: s1, the PLC judges whether the brick pushing machine is located at an initial position; s2, if the brick pusher is not at the initial position, the PLC sends a brick pusher forward signal, an operation speed and a numerical value of the forward position of the brick pusher to the servo driver, the servo driver drives the servo motor to work, and the brick pusher moves to the initial position; if the brick pushing machine is at the initial position, directly entering the next step; s3, the PLC sends operation parameters to the servo driver, the servo driver drives the servo motor to work, and the brick pusher pushes a workpiece to move to a parameter setting position; s4, splitting the workpiece by the splitter; s5, after the splitting is finished, if the splitter continues splitting, the brick pusher returns to the parameter setting position; and if the splitting machine stops splitting, the brick pushing machine returns to the initial position.
The full closed-loop control method of the splitting device according to the embodiment of the invention has at least the following beneficial effects: the splitting machine and the brick pushing machine are controlled by the PLC, the servo driver and the servo motor, the servo driver returns the position of the brick pushing machine to the PLC in real time, the position of the brick pushing machine is accurately positioned in real time, the real-time closed-loop control requirement is met, and the device is high in reliability and stable and accurate in operation.
According to some embodiments of the invention, the step S1 includes: and the servo driver returns the position of the brick pushing machine to the PLC, and the PLC compares the position of the brick pushing machine with a set initial position and judges whether the brick pushing machine is positioned at the initial position.
According to some embodiments of the invention, the step S4 includes: the servo driver returns the position of the brick pushing machine to the PLC in real time, the PLC compares the position of the brick pushing machine with a parameter setting position, and when the position of the brick pushing machine is consistent with the parameter setting position, the PLC controls the splitting machine to split the workpiece.
According to some embodiments of the present invention, the PLC controller and the servo driver are industrially connected by ethernet PROFINET.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 is a flow chart of a control method of the present invention.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings. The embodiments described below by referring to the drawings are exemplary only for the purpose of illustrating the present invention and are not to be construed as limiting the present invention.
Referring to fig. 1, a full closed-loop control method of a cleaving device is characterized in that: the splitting device comprises a splitting machine, a brick pushing machine and a power control mechanism, wherein the power control mechanism comprises a PLC (programmable logic controller), a servo driver and a servo motor, the splitting machine and the brick pushing machine are controlled by the power control mechanism to operate, and the control method comprises the following steps: s1, the PLC judges whether the brick pushing machine is located at an initial position; s2, if the brick pusher is not at the initial position, the PLC sends a brick pusher forward signal, an operation speed and a numerical value of the brick pusher in forward position to the servo driver, the servo driver drives the servo motor to work, and the brick pusher moves to the initial position; if the brick pushing machine is at the initial position, directly entering the next step; s3, the PLC sends operation parameters to the servo driver, the servo driver drives the servo motor to work, and the brick pusher pushes a workpiece to move to a parameter setting position; s4, splitting the workpiece by the splitter; s5, after the splitting is finished, if the splitter continues splitting, the brick pusher returns to the parameter setting position; and if the splitting machine stops splitting, the brick pushing machine returns to the initial position.
According to the embodiment of the invention, the splitter and the brick pushing machine are controlled by the PLC, the servo driver and the servo motor, the servo driver returns the position of the brick pushing machine to the PLC in real time, the position of the brick pushing machine is accurately positioned in real time, the requirement of real-time closed-loop control is met, the equipment reliability is high, and the operation is stable and accurate. The PLC controller adopts Siemens S7-1200PLC as a control main body, and exchanges data with a driving device through PROFINET, so that the servo motor is controlled through the driving device. The servo driver and the servo motor respectively adopt a Siemens V90 servo controller and a V90 servo motor, and an encoder is arranged in the servo motor, so that the problem of installation and fixation of an external encoder is solved; the encoder is directly connected to the servo drive, the encoder numerical value is not required to be processed by the PLC, and the PLC directly obtains the encoder numerical value from the servo drive through the PROFINET. The servo control can realize quick and accurate positioning, and is energy-saving and environment-friendly. The servo motor replaces the traditional motor drive control, the on-site wiring close to the switch is reduced, the system operation meets the real-time control requirement, and the system fault points are reduced. PROFINET is efficient, stable and reliable, and can transmit numerical values in real time, so that real-time monitoring data of the whole-course position can be more quickly ensured.
Further, the step S1 includes: and the servo driver returns the position of the brick pushing machine to the PLC, and the PLC compares the position of the brick pushing machine with a set initial position and judges whether the brick pushing machine is positioned at the initial position. When the position of the brick pushing machine is consistent with the set initial position, the PLC confirms that the brick pushing machine is located at the initial position, and the next step can be directly carried out. Whether the brick pushing machine returns to the initial position is automatically confirmed, manual calibration is not needed, the use is convenient, and the work is efficient.
Further, the step S4 includes: the servo driver returns the position of the brick pushing machine to the PLC in real time, the PLC compares the position of the brick pushing machine with a parameter setting position, and when the position of the brick pushing machine is consistent with the parameter setting position, the PLC controls the splitting machine to split the workpiece. In the embodiment, the servo driver returns the position of the brick pushing machine in real time, the brick pushing machine is controlled by the servo motor driven by the servo driver to move forward or backward, and the real-time position of the brick pushing machine can be obtained by the servo driver returning the operation condition of the servo motor, so that the accurate positioning of the brick pushing machine is realized, and the reliability of equipment is improved.
Claims (4)
1. A full closed-loop control method of a splitting device is characterized in that: the splitting device comprises a splitting machine, a brick pushing machine and a power control mechanism, wherein the power control mechanism comprises a PLC (programmable logic controller), a servo driver and a servo motor, and controls the actions of the splitting machine and the brick pushing machine through the power control mechanism, and the control method comprises the following steps:
s1, the PLC judges whether the brick pushing machine is located at an initial position;
s2, if the brick pusher is not at the initial position, the PLC sends a brick pusher forward signal, an operation speed and a numerical value of the in-place forward position of the brick pusher to the servo driver, the servo driver drives the servo motor to work, and the brick pusher moves to the initial position; if the brick pushing machine is at the initial position, directly entering the next step;
s3, the PLC sends operation parameters to the servo driver, the servo driver drives the servo motor to work, and the brick pusher pushes a workpiece to move to a parameter setting position;
s4, splitting the workpiece by the splitter;
s5, after the splitting is finished, if the splitter continues splitting, the brick pusher returns to the parameter setting position; and if the splitting machine stops splitting, the brick pushing machine returns to the initial position.
2. A method of fully closed-loop control of a cleaving device, according to claim 1, wherein: the step S1 includes: and the servo driver returns the position of the brick pushing machine to the PLC, and the PLC compares the position of the brick pushing machine with a set initial position and judges whether the brick pushing machine is positioned at the initial position.
3. A method of fully closed-loop control of a cleaving device, according to claim 1, wherein: the S4 includes: the servo driver returns the position of the brick pushing machine to the PLC in real time, the PLC compares the position of the brick pushing machine with a parameter setting position, and when the position of the brick pushing machine is consistent with the parameter setting position, the PLC controls the splitting machine to split the workpiece.
4. A method of fully closed-loop control of a cleaving device, according to claim 1, wherein: and the PLC controller and the servo driver are connected by adopting industrial Ethernet PROFINET.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911005007.1A CN110716505A (en) | 2019-10-22 | 2019-10-22 | Full closed-loop control method of splitting device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911005007.1A CN110716505A (en) | 2019-10-22 | 2019-10-22 | Full closed-loop control method of splitting device |
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| CN110716505A true CN110716505A (en) | 2020-01-21 |
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| CN201911005007.1A Pending CN110716505A (en) | 2019-10-22 | 2019-10-22 | Full closed-loop control method of splitting device |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08179831A (en) * | 1994-12-26 | 1996-07-12 | Fanuc Ltd | Quadrant projection correcting method for full-closed loop system |
| CN201609932U (en) * | 2010-01-28 | 2010-10-20 | 房建春 | Split brick splitting mechanism |
| CN201833249U (en) * | 2010-10-27 | 2011-05-18 | 广东科达机电股份有限公司 | Brick pushing device adopting servo control |
| CN109093860A (en) * | 2018-09-03 | 2018-12-28 | 湖州吴兴久虹机械有限公司 | A kind of Splitting Tile cutting machine |
| CN109732792A (en) * | 2019-03-06 | 2019-05-10 | 福建省亿顺机械设备有限公司 | The cutter device of Splitting Tile and the cutting pipeline of Splitting Tile |
-
2019
- 2019-10-22 CN CN201911005007.1A patent/CN110716505A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08179831A (en) * | 1994-12-26 | 1996-07-12 | Fanuc Ltd | Quadrant projection correcting method for full-closed loop system |
| CN201609932U (en) * | 2010-01-28 | 2010-10-20 | 房建春 | Split brick splitting mechanism |
| CN201833249U (en) * | 2010-10-27 | 2011-05-18 | 广东科达机电股份有限公司 | Brick pushing device adopting servo control |
| CN109093860A (en) * | 2018-09-03 | 2018-12-28 | 湖州吴兴久虹机械有限公司 | A kind of Splitting Tile cutting machine |
| CN109732792A (en) * | 2019-03-06 | 2019-05-10 | 福建省亿顺机械设备有限公司 | The cutter device of Splitting Tile and the cutting pipeline of Splitting Tile |
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