CN201496736U - Follow-up turntable device - Google Patents
Follow-up turntable device Download PDFInfo
- Publication number
- CN201496736U CN201496736U CN2009200342588U CN200920034258U CN201496736U CN 201496736 U CN201496736 U CN 201496736U CN 2009200342588 U CN2009200342588 U CN 2009200342588U CN 200920034258 U CN200920034258 U CN 200920034258U CN 201496736 U CN201496736 U CN 201496736U
- Authority
- CN
- China
- Prior art keywords
- servo
- actuated
- outer turret
- main turntable
- actuated outer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 230000001360 synchronised effect Effects 0.000 claims abstract description 16
- 239000000523 sample Substances 0.000 claims description 15
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 8
- 238000010586 diagram Methods 0.000 description 3
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Images
Landscapes
- Control Of Position Or Direction (AREA)
Abstract
The utility model relates to a follow-up revolving stage device for precision control system has mainly solved follow-up revolving stage device for precision control system with problem with high costs, the precision is low. The follow-up turntable device comprises a main rotating table arranged on a main rotating table base, wherein the main rotating table is provided with a main turntable driving device for driving the main rotating table to rotate; a control device for controlling the synchronous rotation of the main rotating table and the follow-up outer rotating table is arranged between the main rotating table and the follow-up outer rotating table. The structural control mode easily meets the technical requirements of the follow-up rotary table and can effectively reduce the overall equipment cost; the driving control is easy, and the control precision is improved; the servo-actuated outer turntable and the main rotating equipment can rotate independently without influencing each other, so that the flexibility of the whole equipment is greatly increased.
Description
Technical field
The utility model relates to a kind of followup device, is specifically related to a kind of precise control system servo-actuated rotation table device.
Background technique
For many equipment that need accurate control rotation, generally be that this equipment is positioned on the rotation table device, by the rotation of control rotation table device, reach purpose to the accurate control of equipment rotation.But in real work, this kind equipment need drive the rotation synchronous with it of some super-big and overweight loads toward contact in rotation.In order to address the above problem, the designer provides a kind of large-scale rotation table device, and this rotation table device drives load capacity by increasing self, realize the synchronous rotation of super-big and overweight load, but there is following problem in such servo-actuated rotation table device:
1, cost height
The simple driving load capacity that increases rotation table device self makes rotation table device processing technology complexity, and has increased manufacture cost; Simultaneously, need provide the high power drive unit to drive its work, the application is restricted; In many cases, the super-big and overweight load that rotates synchronously need not to be subjected to same accurate control, and only needs the rotation along with rotation table device, rotates in the margin of error inter-sync that allows, and so integrated turntable has improved the control system cost.
2, precision is low
Because load increases, cause the rotation table device own wt to increase; When needing motion state, rotation table device changes, generation speed or acceleration change, and the increase of own wt has caused the increase of inertia, is difficult to braking, has reduced control accuracy.
3, be not suitable for special circumstances
Because accurate control apparatus of rotation table device load simultaneously and super-big and overweight load, in particular cases, need the asynchronous running of loading of accurate control apparatus and super-big and overweight, when perhaps only needing one of running, existing rotation table device can't be finished.
Summary of the invention
The utility model provides a kind of servo-actuated rotation table device, has mainly solved precise control system servo-actuated rotation table device cost height, the problem that precision is low.
The technical solution of the utility model is as follows:
This servo-actuated rotation table device comprises the main turntable that is arranged on the main turntable pedestal, main turntable has the main driving device for rotary desk that drives its rotation, servo-actuated outer turret device is provided with the servo-actuated outer turret concentric with main turntable, the servo-actuated outer turret is arranged on the servo-actuated outer turret pedestal, and the servo-actuated outer turret is connected with the servo-actuated unofficial biography platform drive unit that drives its rotation; Be provided with both synchronous control gear that rotate of control between main turntable and the servo-actuated outer turret.
The above main turntable table top and servo-actuated outer turret table top are located on the same plane, also can be located on the Different Plane, select according to concrete bearing material.
The above synchronizer comprises synchronous probe, sync bit sensor and position transducer support; The position transducer support is arranged on the servo-actuated outer turret, the sync bit sensor is arranged on the position transducer support and servo-actuated outer turret and main turntable rotatingshaft Vertical direction, probe is arranged on the main turntable synchronously, and probe matches with the sync bit sensor synchronously.
The above position transducer is provided with and is used for error and cuts off the limit switch mechanism that drives when excessive.
The above main driving device for rotary desk comprises main turntable drive motor and main turntable speed measuring motor; Servo-actuated unofficial biography platform drive unit comprises servo-actuated outer turret drive motor, servo-actuated outer turret speed measuring motor, servo-actuated outer turret controller, gear-box and toothed belt.
The above servo-actuated unofficial biography platform drive motor is connected with the servo-actuated outer turret with toothed belt by gear-box; Described main turntable speed measuring motor and servo-actuated unofficial biography platform speed measuring motor are arranged on the running shaft of main turntable and servo-actuated outer turret.
The above servo-actuated outer turret pedestal is the servo-actuated outer turret A-frame of being located on the ground.
Advantage of the present utility model is:
1, cost is low
The super-big and overweight load can be located on the servo-actuated outer turret, drive unit by the servo-actuated outer turret drives, simultaneously, the sync bit control gear rotates the servo-actuated outer turret synchronously with main turntable in the margin of error that allows, and the weight of servo-actuated outer turret is less than the load of simple increase rotation table device self; Select for use this kind structure control mode to realize the technical requirements of servo-actuated turntable easily, and can effectively reduce the integral device cost.
2, precision height
Servo-actuated outer turret and main rotating machinery are two separation equipments, individual equipment weight saving, and, be easy to drive controlling by being applicable to that separately the drive unit of load properties drives the two run-in synchronism respectively separately, improved control accuracy.
3, asynchronous rotation
Because a position sensor and probe flexible connection synchronously between the utility model servo-actuated outer turret and main rotating machinery, even pulling down synchronous probe servo-actuated outer turret separates with main rotating machinery, servo-actuated outer turret and main rotating machinery independent rotation work separately are independent of each other, and the flexibility of integral device is increased greatly.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is a turntable synchro pick-up connection diagram;
Fig. 3 is synchro pick-up and position-limit mechanism;
Fig. 4 is the drive unit connection diagram;
Fig. 5 is the control system signal diagram.
Embodiment
Below in conjunction with Fig. 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5 the utility model is described in detail:
As shown in Figure 1, this servo-actuated rotation table device comprises main turntable 1, main turntable pedestal 2, servo-actuated outer turret 3, toothed belt 4, servo-actuated outer turret drive unit 5, synchronous probe 6, sync bit sensor 7, servo-actuated outer turret A-frame 8, ground 9 and main turntable drive unit.
Main turntable 1 is installed on the ground 9 by main turntable pedestal 2, servo-actuated outer turret 3 and main turntable 1 concentric installation; Servo-actuated outer turret 3 is installed in ground by servo-actuated outer turret A-frame 8.The table top of the table top of main turntable 1 and servo-actuated outer turret 3 can be located on the same plane or on the Different Plane.
Main turntable drive unit comprises main turntable drive motor and main turntable speed measuring motor 10.Servo-actuated unofficial biography platform drive unit 5 comprises servo-actuated outer turret drive motor 51, servo-actuated outer turret speed measuring motor 52 and servo-actuated outer turret controller 53, gear-box 54 and toothed belt 4.
Servo-actuated outer turret drive motor 51, gear-box 54, servo-actuated outer turret controller 53 are installed on the servo-actuated outer turret A-frame 8, and servo-actuated outer turret drive motor 51 drives servo-actuated outer turret 3 by gear-box 54 and toothed belt 4 and rotates.Simultaneously, finish the effect of retarder jointly by gear-box 54 and toothed belt 4.
Main turntable speed measuring motor 10 is installed on the running shaft of main turntable 1, produces the voltage that is directly proportional with main turntable 1 rotating speed, and this voltage signal inputs to servo-actuated outer turret controller 53 as controlled quentity controlled variable.Servo-actuated outer turret speed measuring motor 52 is installed, with the output voltage of servo-actuated outer turret speed measuring motor 52 feedback as controller on servo-actuated outer turret 3.
When main turntable 1 and servo-actuated outer turret 3 are asynchronous, the synchronous probe 6 that is connected with main turntable 1 drives sync bit sensor 7 and produces mobile, thereby measure synchronization error, generation and servo-actuated outer turret 3,1 proportional voltage of positional error of main turntable, as Control and Feedback input servo-actuated outer turret controller 53, carry out the PID closed loop control.Servo-actuated outer turret controller 53 is exported to servo-actuated outer turret 3 as servo-actuated outer turret drive motor 51 control signals after with these signal modulation, computing, power amplification, and servo-actuated outer turret drive motor 51 drives servo-actuated outer turrets 3 and rotates synchronously with main turntable 1.
Working state is described:
When servo-actuated outer turret 3 needs to rotate synchronously, synchronous probe 6 is connected with sync bit sensor 7.Servo-actuated outer turret controller makes servo-actuated outer turret 3 synchronous with main turntable 1 by synchronous probe and sync bit sensor 7 after the system power-up, and two turntable relative positions are fixed.After main turntable 1 rotates, main turntable speed measuring motor 10 produces the voltage that is directly proportional with main turntable 1 rotating speed, it is as the input signal of servo-actuated outer turret controller 53, servo-actuated outer turret controller 53 with its with as carrying out closed loop control after the servo-actuated turntable tachometer 52 of feedback signal and the modulation of sync bit sensor 7 signals.
Servo-actuated outer turret controller 53 output signals by servo-actuated outer turret drive motor 51 through driven gear casees 54, and toothed belt 4 rear driving servo-actuated outer turrets 3 follow main turntable 1 and rotate synchronously.Break down as system, when main turntable 1 caused the position synchronous error excessive with servo-actuated outer turret 3 generation speed discrepancies, probe 6 can touch limit switch mechanism 12 synchronously, cuts off system power supply.
Claims (8)
1. servo-actuated rotation table device, comprise the main turntable that is arranged on the main turntable pedestal, main turntable has the main drive that drives its rotation, it is characterized in that: described servo-actuated outer turret device is provided with the servo-actuated outer turret concentric with main turntable, the servo-actuated outer turret is arranged on the servo-actuated outer turret pedestal, and the servo-actuated outer turret is connected with the servo-actuated unofficial biography platform drive unit that drives its rotation; Be provided with both synchronous control gear that rotate of control between described main turntable and the servo-actuated outer turret.
2. servo-actuated rotation table device according to claim 1 is characterized in that: described main turntable table top and servo-actuated outer turret table top are located on the same plane.
3. servo-actuated rotation table device according to claim 2 is characterized in that: described main turntable table top and servo-actuated outer turret table top are located on the Different Plane.
4. according to claim 2 or 3 described servo-actuated rotation table devices, it is characterized in that: described synchronizer comprises synchronous probe, sync bit sensor and position transducer support; Described position transducer support is arranged on the servo-actuated outer turret, the sync bit sensor is arranged on position transducer support and servo-actuated outer turret and the main turntable rotatingshaft Vertical direction, probe is arranged on the main turntable synchronously, and probe matches with the sync bit sensor synchronously.
5. servo-actuated rotation table device according to claim 4 is characterized in that: described position transducer is provided with and is used for error and cuts off the limit switch mechanism that drives when excessive.
6. servo-actuated rotation table device according to claim 5 is characterized in that: described main driving device for rotary desk comprises main turntable drive motor and main turntable speed measuring motor; Described servo-actuated unofficial biography platform drive unit comprises servo-actuated outer turret drive motor, servo-actuated outer turret speed measuring motor, servo-actuated outer turret controller, gear-box and toothed belt.
7. servo-actuated rotation table device according to claim 6 is characterized in that: described servo-actuated unofficial biography platform drive motor is connected with the servo-actuated outer turret with toothed belt by gear-box; Described main turntable speed measuring motor and servo-actuated unofficial biography platform speed measuring motor are arranged on the running shaft of main turntable and servo-actuated outer turret.
8. servo-actuated rotation table device according to claim 7 is characterized in that: described servo-actuated outer turret pedestal is the servo-actuated outer turret A-frame of being located on the ground.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2009200342588U CN201496736U (en) | 2009-08-18 | 2009-08-18 | Follow-up turntable device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2009200342588U CN201496736U (en) | 2009-08-18 | 2009-08-18 | Follow-up turntable device |
Publications (1)
Publication Number | Publication Date |
---|---|
CN201496736U true CN201496736U (en) | 2010-06-02 |
Family
ID=42439942
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2009200342588U Expired - Lifetime CN201496736U (en) | 2009-08-18 | 2009-08-18 | Follow-up turntable device |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN201496736U (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101994893B (en) * | 2009-08-18 | 2012-08-29 | 中国科学院西安光学精密机械研究所 | Follow-up turntable device |
CN106444360A (en) * | 2016-11-09 | 2017-02-22 | 浙江大学宁波理工学院 | Method for controlling screw driving offset of switch dark box |
CN111255987A (en) * | 2020-01-21 | 2020-06-09 | 中国科学院西安光学精密机械研究所 | Visual-axis-adjustable multi-load universal object carrying device with environmental adaptability |
-
2009
- 2009-08-18 CN CN2009200342588U patent/CN201496736U/en not_active Expired - Lifetime
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101994893B (en) * | 2009-08-18 | 2012-08-29 | 中国科学院西安光学精密机械研究所 | Follow-up turntable device |
CN106444360A (en) * | 2016-11-09 | 2017-02-22 | 浙江大学宁波理工学院 | Method for controlling screw driving offset of switch dark box |
CN111255987A (en) * | 2020-01-21 | 2020-06-09 | 中国科学院西安光学精密机械研究所 | Visual-axis-adjustable multi-load universal object carrying device with environmental adaptability |
CN111255987B (en) * | 2020-01-21 | 2020-12-25 | 中国科学院西安光学精密机械研究所 | Visual-axis-adjustable multi-load universal object carrying device with environmental adaptability |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN201311734Y (en) | Carrying and stacking device | |
CN101000239A (en) | Automatic play detection method and device | |
CN201496736U (en) | Follow-up turntable device | |
CN102778895B (en) | Method for accurate positioning control system under overweight environment | |
CN102354134A (en) | FPGA-based modularization double-joint servo control system | |
CN101994893B (en) | Follow-up turntable device | |
CN104122089A (en) | Turboshaft engine speed torque signal simulation device and simulation method | |
CN104102232A (en) | Harmonic drive speed reduction-based small-sized servo positioning turntable | |
CN105288867A (en) | Accuracy control system for rotational movement mechanism of radiotherapy simulator | |
CN105897068A (en) | Dual-motor moment synchronous control system used for hard-brittle material multi-wire cutting machine | |
CN104076737A (en) | Synchronous control unit for synchronizing two shafts with each other | |
CN205147383U (en) | Wind -powered electricity generation rotor housing numerically -controlled drilling machine | |
CN109739143A (en) | A kind of servo-driver design scheme for PROFINET slave station | |
CN201339475Y (en) | Shield cutter head driving frequency conversion control system | |
CN103244137B (en) | Synchronous servo control simulation device of cutter disc driving motor of earth pressure balance shield | |
CN219326380U (en) | Position control system and rewinding dividing and cutting machine using same | |
CN203401219U (en) | Precision rotating mechanism of laser engraving machine | |
CN104578570A (en) | Dynamics disturbance rotation modulation mechanism | |
CN103091118A (en) | Test board for testing overload composite environment | |
CN201749327U (en) | Laser movement controller | |
CN203590098U (en) | Dual-motor AC servo driver with UPS power off information protection | |
CN205754082U (en) | Digital Sine AC servo driver with two-shipper position ring Synchronization Control | |
CN202737794U (en) | A synchronous controller of multiple drives | |
CN104158470A (en) | Driver for radar servo system | |
CN104597834A (en) | Multi lifting stage group control system |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
AV01 | Patent right actively abandoned |
Granted publication date: 20100602 Effective date of abandoning: 20090818 |
|
AV01 | Patent right actively abandoned |
Granted publication date: 20100602 Effective date of abandoning: 20090818 |