CN207833312U - A kind of 3D hot-bending machines shaping station double-servo control system - Google Patents
A kind of 3D hot-bending machines shaping station double-servo control system Download PDFInfo
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- CN207833312U CN207833312U CN201820268288.4U CN201820268288U CN207833312U CN 207833312 U CN207833312 U CN 207833312U CN 201820268288 U CN201820268288 U CN 201820268288U CN 207833312 U CN207833312 U CN 207833312U
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- control system
- shaping station
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- host computer
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- 238000007493 shaping process Methods 0.000 title claims abstract description 30
- 238000013003 hot bending Methods 0.000 title claims abstract description 22
- 238000006073 displacement reaction Methods 0.000 claims abstract description 13
- 230000033001 locomotion Effects 0.000 claims description 5
- 238000000034 method Methods 0.000 abstract description 9
- 230000008569 process Effects 0.000 abstract description 9
- 238000010438 heat treatment Methods 0.000 abstract description 6
- 238000005457 optimization Methods 0.000 abstract description 5
- 230000004044 response Effects 0.000 abstract description 4
- 230000006870 function Effects 0.000 description 7
- 239000011521 glass Substances 0.000 description 7
- 230000001360 synchronised effect Effects 0.000 description 5
- 238000007723 die pressing method Methods 0.000 description 4
- 238000005452 bending Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000009977 dual effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 239000005357 flat glass Substances 0.000 description 1
- 238000013467 fragmentation Methods 0.000 description 1
- 238000006062 fragmentation reaction Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000004886 process control Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
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Abstract
The utility model provides a kind of 3D hot-bending machines shaping station double-servo control system.It includes host computer, host computer inside PLC control system, host computer is connected by PROFINET cables with servo-driver and grating rule displacement sensor, servo motor is connect by incremental encoder with servo-driver, servo motor lower end connects master and slave axis, the master and slave upper heating plate of axis lower end connection.The utility model is low mainly for traditional hot-bending machine shaping station cylinder control mode control accuracy, stability is poor, heating plate is being also easy to produce the problems such as inclination is uneven during pushing, function is optimized using real-time optimization function or a key by the closed loop control parameters of servo-drive, the high dynamic response of equipment can be obtained.Driving can automatic detecting machine tool resonant frequency, and be arranged filter inhibit resonance, the vibration in operational process and noise is greatly reduced.Inhibit resonance to improve dynamic response.
Description
Technical field
The utility model discloses a kind of double-servo control system, and in particular to a kind of double servo controls of 3D hot-bending machines shaping station
System processed.
Background technology
Heat-bending glass is plate glass in a mold by thermal softening, brake forming under a certain pressure, then annealed is made
Bend glass.With the raising of the progress and people's aesthetic requirement of industrial technology level, 3D bend glasses are in building, civilian etc.
The application in field is more and more.For example, more and more smart mobile phones have selected 3D Curved screens, and receive numerous consumers'
It pursues.
With being continuously increased for 3D glass demands, the development of entire industrial chain is driven, the core as production 3D glass
Process equipment, 3D hot-bending machines demand will also welcome explosive growth.And traditional hot-bending machine since shaping station mostly uses single cylinder
Control mode causes pushing process control precision low, and stability is poor, and heating plate is also easy to produce inclination inequality during pushing and asks
Topic directly results in glass bending molding and the problems such as fragmentation, overproof occurs, and yield rate is extremely low.Therefore to shaping station control system
Research it is most important.
Invention content
The utility model is low mainly for traditional hot-bending machine shaping station cylinder control mode control accuracy, and stability is poor,
Heating plate is being also easy to produce the problems such as inclination is uneven during pushing, provide a kind of 3D hot-bending machines shaping station dual servo control system
System.
What the purpose of this utility model was realized in：It includes host computer, and host computer inside PLC control system is upper
Machine is connected by PROFINET cables with servo-driver and grating rule displacement sensor, and servo motor passes through incremental encoder
It is connect with servo-driver, servo motor lower end connects master and slave axis, the master and slave upper heating plate of axis lower end connection.
Servo-driver and motor include the servo-driver and servo of two control principal and subordinate's axis movements in vertical direction
Motor.Servo-driver and servo motor receive the control instruction of PLC using speed control mode, torsion in each cycle period
Square control model is realized to the pressure dynamics of mold and accurately controlling for pitch time, and receives PLC using position tracking instruction
Synchronization image signal realize principal and subordinate's axis synchronous operation.Two kinds of control models correspond to principal and subordinate's axis with equal die pressing types or wait respectively
It is pushed away from pattern, it is both speed during decline with setting to wait die pressing types, reaches goal pressure.Under equidistant pattern is
With the speed of setting during drop, target location is reached, user can select according to process requirements.Grating scale displacement sensing
Device is communicated by PROFINET agreements with host computer, is monitored principal and subordinate's axial displacement deviation situation in real time and is watched in automatic running
When clothes return to return position every time, the positional value of grating scale memory is compared with the real-time positional value of grating scale, difference
Compensate the target location of next servo motion.
The utility model control system includes PLC control system, multiple servo-drivers and servo motor, grating scale compensation
Device.PLC connects multiple servo-drivers and servo motor by fieldbus, and PLC control system passes through SERVO CONTROL program
Realize the control to servo motor.Servo-driver has two kinds of control models of speed and torque, realizes main shaft and from axis servo
The synchronous control of motor.Control system control is accurate, stablizes, the one of speed and displacement when can ensure main shaft and be pushed from axis
Cause property, synchronism, to ensure main shaft with from axis connection heating plate horizontality, contact with mold push when depression distance or
The consistency of pressure substantially increases glass formed precision and yield.
The utility model also has some features in this way：
1. a kind of novel 3D hot-bending machines shaping station double-servo control system described in, PLC control system pass through host computer
The display of the setting and information of relevant parameter is carried out, there is host computer Ethernet interface, Ethernet to connect by PROFINET agreements
Multiple servo-drivers are connect, are communicated.
A kind of novel 3D hot-bending machines shaping station double-servo control system described in 2., the closed loop control parameters of servo-drive
Automatic real-time optimization is carried out using real-time optimization function, key optimization function can also be used to be optimized in debugging.
3. a kind of novel 3D hot-bending machines shaping station double-servo control system described in, servo-driver and motor possess three
Overload capacity again.
4. a kind of novel 3D hot-bending machines shaping station double-servo control system described in, servo motor band increment type encode
Device, encoder resolution are up to 21（About 2,000,000 pulses of every turn of motor）, 100 Mbit/s of transmission rate.
5. a kind of novel 3D hot-bending machines shaping station double-servo control system described in, servo-driver and motor are each
When the control instruction of reception PLC realizes the pressure dynamics and beat to mold using speed control, moment of torsion control in cycle period
Between accurately control, and using position tracking instruction receive PLC synchronization image signal realize principal and subordinate's axis synchronous operation, control
Precision 0.01mm/s, positional precision≤0.02mm.
6. a kind of novel 3D hot-bending machines shaping station double-servo control system described in uses precision during synchronous operation
Higher grating rule displacement sensor monitors mechanical location in real time, and feeds back to PLC in each minor tick record position deviation and do
Position is calibrated for offset, degree of regulation 0.001mm.
7. automatic school is arranged in a kind of novel 3D hot-bending machines shaping station double-servo control system described in, PLC control system
Horizontal functional, principal and subordinate's axis can be pushed according to preset pressure, speed, 10s auto-returned reference points after pressure reaches.Equipment is automatic
Levelling 3 times, the alternate position spike of principal and subordinate's axis is less than 0.01mm such as within 3 times, then levelling terminates, and there is prompt at interface when levelling
Dialog box.
A kind of novel 3D hot-bending machines shaping station double-servo control system described in 8., a kind of novel 3D hot-bending machines
Shaping station double-servo control system, PLC control system are provided with virtual band-type brake function, are watched when two shaft positions differ by more than principal and subordinate
Servo is alarmed when taking sync bit deviation protection setting value, out of service.
The beneficial effects of the utility model have：
1. the closed loop control parameters of the shaping station double-servo control system, servo-drive use real-time optimization function or one
Key optimizes function, can obtain the high dynamic response of equipment.Driving can automatic detecting machine tool resonant frequency, and be arranged filter suppression
System resonance, is greatly reduced the vibration in operational process and noise.Inhibit resonance to improve dynamic response.
2. the shaping station double-servo control system, driving and motor possess the overload capacity of three times, motor torque fluctuation
Low, driving matches splendid, quick acceleration and deceleration performance and smoothly operation with motor, and then improves the productivity and stabilization of equipment
Property.
3. the shaping station double-servo control system, incremental encoder ensure that high position precision and extremely low speed wave
It is dynamic.
4. the shaping station double-servo control system, offset deviation during grating scale displacement compensation device can record per minor tick
And next beat locations are calibrated as offset, it ensure that the high precision of displacement in operational process.
5. the shaping station double-servo control system, the automatic levelling function of PLC system setting is, it can be achieved that principal and subordinate's axis
Automatic levelling process, avoids manual level-off from operating, simple and convenient, accurate reliable.
The shaping station double-servo control system, the virtual band-type brake function of PLC system setting, can be to principal and subordinate's axis operational process
Middle offset deviation situation carries out feedback alarm and terminates operation program, plays protective effect.
Description of the drawings
Fig. 1 is the utility model principle block diagram；
Fig. 2 is the utility model structure diagram.
Specific implementation mode
The utility model is described in detail below in conjunction with the accompanying drawings.
In conjunction with Fig. 1, the present embodiment shaping station double-servo control system includes PLC control system, servo-driver, servo
Motor, grating rule displacement sensor.PLC control system by host computer with carry out relevant parameter setting and information display,
Host computer has Ethernet interface, carries out communication with PROFINET agreements with servo-drive and connect.It is arranged in PLC control system
Type SERVO CONTROL program file, calling and the modification of program file are carried out by host computer, and then realize principal and subordinate's axis servo motor
By the speed of setting, the parameters such as beat are pushed, and ensure the synchronism in principal and subordinate's axis operational process.
In conjunction with Fig. 2, the present embodiment shaping station dual servo control structure includes host computer 1, host computer inside PLC control system
System, host computer are connected by PROFINET cables 2 with servo-driver 3 and grating rule displacement sensor 7, and servo motor 4 passes through
Incremental encoder 8 is connect with servo-driver, and servo motor lower end connects master and slave axis 5, is heated in master and slave axis lower end connection
Plate 6.
Multiple servo-drivers and motor include the servo-drive and electricity of two control principal and subordinate's axis movements in vertical direction
Machine.Driver and motor receive the control instruction of PLC using speed control mode, torque control mode in each cycle period
It realizes to the pressure dynamics of mold and accurately controlling for pitch time, and receives the synchronization image of PLC using position tracking instruction
Signal realizes the synchronous operation of principal and subordinate's axis.Two kinds of control models are corresponded to principal and subordinate's axis and are carried out with equal die pressing types or equidistant pattern respectively
It pushes, it is both speed during decline with setting to wait die pressing types, reaches goal pressure.Equidistant pattern be during declining with
The speed of setting, reaches target location, and user can select according to process requirements.
Grating rule displacement sensor is communicated by PROFINET agreements with host computer, and it is inclined to monitor principal and subordinate's axial displacement in real time
Poor situation, in automatic running, when servo returns to return position every time, the positional value and grating scale of grating scale memory are real
When positional value compare, difference compensation is to the target location of next servo motion.
The above content is the further description done to the utility model, and it cannot be said that the specific reality of the utility model
It applies and is only limited to these explanations.For the personnel with the utility model fields rudimentary knowledge, it can be easy to this
Utility model is changed and is changed, these change and modification all shall be regarded as belonging to the claim that the utility model is submitted
The scope of patent protection that book determines.
Claims (4)
1. a kind of 3D hot-bending machines shaping station double-servo control system, it is characterised in that it includes host computer, host computer inside PLC
Control system, host computer are connected by PROFINET cables with servo-driver and grating rule displacement sensor, and servo motor is logical
It crosses incremental encoder to connect with servo-driver, servo motor lower end connects master and slave axis, heats in master and slave axis lower end connection
Plate.
2. a kind of 3D hot-bending machines shaping station double-servo control system according to claim 1, it is characterised in that described
Servo-driver and servo motor include the servo-driver and servo motor of two control principal and subordinate's axis movements in vertical direction.
3. a kind of 3D hot-bending machines shaping station double-servo control system according to claim 2, it is characterised in that described
Host computer has Ethernet interface, and connecting servo-driver by PROFINET agreements is communicated.
4. a kind of 3D hot-bending machines shaping station double-servo control system according to claim 3, it is characterised in that described
Servo motor is provided with incremental encoder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820268288.4U CN207833312U (en) | 2018-02-25 | 2018-02-25 | A kind of 3D hot-bending machines shaping station double-servo control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820268288.4U CN207833312U (en) | 2018-02-25 | 2018-02-25 | A kind of 3D hot-bending machines shaping station double-servo control system |
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| Publication Number | Publication Date |
|---|---|
| CN207833312U true CN207833312U (en) | 2018-09-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820268288.4U Expired - Fee Related CN207833312U (en) | 2018-02-25 | 2018-02-25 | A kind of 3D hot-bending machines shaping station double-servo control system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111522289A (en) * | 2020-04-03 | 2020-08-11 | 北京齐乐无穷文化科技有限公司 | PLC-based servo motion control system and method and VR equipment |
-
2018
- 2018-02-25 CN CN201820268288.4U patent/CN207833312U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111522289A (en) * | 2020-04-03 | 2020-08-11 | 北京齐乐无穷文化科技有限公司 | PLC-based servo motion control system and method and VR equipment |
| CN111522289B (en) * | 2020-04-03 | 2021-08-10 | 北京齐乐无穷文化科技有限公司 | PLC-based servo motion control system and method and VR equipment |
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180907 |