CN2143848Y - Rotary speed controller for rotor moving speed regulating motor - Google Patents
Rotary speed controller for rotor moving speed regulating motor Download PDFInfo
- Publication number
- CN2143848Y CN2143848Y CN92220453U CN92220453U CN2143848Y CN 2143848 Y CN2143848 Y CN 2143848Y CN 92220453 U CN92220453 U CN 92220453U CN 92220453 U CN92220453 U CN 92220453U CN 2143848 Y CN2143848 Y CN 2143848Y
- Authority
- CN
- China
- Prior art keywords
- speed
- motor
- deceleration
- servomotor
- speed regulating
- 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 - Fee Related
Links
Images
Landscapes
- Control Of Electric Motors In General (AREA)
Abstract
Disclosed is a rotary speed controller which is matched with a rotor moving cage a.c. stepless speed regulating asynchronous motor, comprising a speed detecting mechanism, a speed regulating controlling circuit, and a speed regulating actuating mechanism. The speed detecting mechanism comprises a photoelectric sensor, a speed detecting digital display circuit, and a rotary speed sensing chain wheel which is fixed on the rotary shaft of a motor. The speed regulating controlling circuit comprises a speed accelerating and reducing limit switch which is arranged on the motor, and a speed accelerating and reducing mutual locking section which is composed of a control relay, etc. The speed regulating actuating mechanism is composed of a force transferring gear wheel and a micro servo motor which is arranged on the non shaft extension end of the motor.
Description
The utility model relates to a kind of control device of motor speed, and particularly a kind of rotor moves the rotational speed governor of buncher.
Thereby the patent No. is the portable mouse-cage type stepless speed regulated AC of the rotor of a CN91216758.0 asynchronous motor reaches the purpose of steady weak-magnetic speed-regulating by the magnetic coupling that adopts the mode of movable rotor vertically to change rotor.But this patent also exists following deficiency owing to adopt manual mode to realize that rotor moves:
1. can not realize the remote speed regulating control of motor.
2. can not understand the concrete speed of motor.
3. for the mode of the powerful buncher manual governing effort that still seems.
The purpose of this utility model is to provide a kind of wired control rotational speed governor that shakes for the portable mouse-cage type stepless speed regulated AC of existing rotor asynchronous motor adapted.
The wired remote control rotational speed governor of the utility model indication is made of velocity measurement mechanisms and speed-regulating control circuit and speed governing actuator three parts, it is characterized in that velocity measurement mechanisms comprises 60 tooth revolution speed sensing chain wheel and the photoelectric sensors that are fixed on the machine shaft, the tachometer pulse signal of its output is by the digital display circuit that tests the speed in the lead input operation platform; Speed-regulating control circuit is by the raising speed limit switch that is installed in motor adjusting screw(rod) top, deceleration limit switch, and the execution raising speed in the operating desk or two groups of buttons, the relay of deceleration reach the interlocking link of being made up of its auxiliary contact and constitute; Speed governing actuator is made of servomotor and master and slave power transmission gear thereof, and wherein servomotor is installed in the non-shaft stretching end of motor, its axis and adjustable-speed motor parallel axes, and its driven power transmission gear is fixed on the adjusting screw(rod) of motor.
Said structure of the present utility model can further specify by accompanying drawing.
The utility model has following accompanying drawing:
Accompanying drawing 1 is the structural representation of the utility model on adjustable-speed motor;
Accompanying drawing 2 is wired remote control speed-regulating control circuit figure;
Accompanying drawing 3 is the digital display circuit diagram that tests the speed.
Referring to Fig. 1, the utility model is by velocity measurement mechanisms, speed-regulating control circuit and speed governing actuator form, wherein 60 tooth revolution speed sensing chain wheels (4) of velocity measurement mechanisms are fixed on armature spindle (2) the shaft extension end of motor (1), photoelectric sensor B is fixed on the end cap of motor and makes its transmitting tube and receiving tube lay respectively at the both sides of 60 tooth revolution speed sensing chain wheels, because chain wheel rotates with the adjustable-speed motor rotating shaft, make photoelectric sensor in the time in second, send the umber of pulse of the actual speed of adjustable-speed motor in one minute, for example, the actual running speed of motor is 1000/ minute, then photoelectric sensor sends 1000 pulses in the time in second, reaching the actual running speed of quick reflection motor, speed pulse signal is delivered to the digital display circuit (19) that tests the speed in the speed regulating control operating desk (18) by lead.Raising speed limit switch S in this speed-regulating control circuit
3With deceleration limit switch S
4Be installed on the housing (11) of shaft of motor axial adjustment screw rod (10) top, one end of adjusting screw(rod) (10) is threaded with the hollow slide-bar (6) of motor, and slide-bar (6) is connected with the movable rotor axle (2) of motor by thrust bearing assembling etc.; The other end of adjusting screw(rod) is supported by bearing (14) and is fixing with the driven gear (16) of speed governing actuator, shaft gear (17) engagement of this gear and servomotor M; Servomotor M axis and motor reel line parallel, be fixed on the non-shaft stretching end of motor, when servomotor operation rotation, through gear (16,17) carry-over moment, make motor adjusting screw(rod) (10) rotation, during raising speed, rotor is sent into stator, extract rotor out stator during deceleration, because moving axially of sliding sleeve (6) drives slide block (8) and raising speed limit switch or deceleration speed-limiting switch moved and the cut-out servo motor power supply, can not continue to make rotor to send into or extract out to guarantee adjusting screw(rod), avoid mechanism blockage, or the micro drives servomotor is damaged because of stall.
Referring to accompanying drawing 2, the wired remote control speed-regulating control circuit removes photoelectric sensor B and liter, deceleration limit switch S
3, S
4All be positioned at operating desk outward, mainly contain K
3, K
4Auxiliary relay; S
3, S
4Limit switch, H
1, H
2220V rotating speed spacing alarm indicator light; S
1, S
2Raising speed, retard button switch; K
1, K
2Liter, deceleration 12V sensitive relay; H
4, H
5Light-emitting diode liter, speed-down action indicator light; H
3Compositions such as LED power source indicator light and 12V power supply D.After its operation principle is the instrument energising, indicator light H
3Bright, expression 220V alternating current is logical, and controller direct current 12V power supply is good, presses raising speed button S
1, sensitive relay K
1Be added with 12V voltage, the actuating of relay, contact K
1-1Closure causes auxiliary relay K
3Add the 220V alternating current and move contact K
3-1, K
3-2, K
3-3, K
3-4The respective closed conducting, the 220V alternating current is by one 7 core plug X
1Wherein 4 terminals send electricity to servomotor M, servomotor is just changeed, rotate servomotor and drive rotor and change before slowly because magnetic field increases, the buncher rotating speed increases, and in like manner, presses retard button S
2The time, K
2Adhesive, K
4Adhesive is the K of electrical equipment between being
4-1, K
4-2, K
4-3, K
4-4Corresponding adhesive, 220V alternating current are equally by plug X
1Wherein 4 terminals send electricity to servomotor, different is to pass through K
4Relay is delivered to the servomotor field power supply, the paraphase of phase zero line, and the servomotor counter-rotating, buncher slowly outwards moves, and magnetic field reduces, and motor speed descends naturally.
When making collision block, buncher raising speed or deceleration arrive limit switch S
3Or S
4The time, limit switch disconnects, auxiliary relay K
3Or K
4Disconnect, press S
1Or S
2, K switch
3Or K
4Auxiliary relay all is failure to actuate, at this moment red light H
1Or green light H
2Bright, expression speed reaches capacity, can only anti-phasely move.In addition for guaranteeing that servomotor can not add forward and reverse commentaries on classics power supply, K simultaneously
3, K
4Two auxiliary relays have interlocked usefulness, and realization is by K
4-5And K
3-5Two normally-closed contacts are finished, i.e. device action that continues, and servomotor safety is guaranteed in another possibility adhesive never like this.
Referring to Fig. 3, velocity measurement mechanisms mainly is made up of the photoelectric sensor B and the digital display circuit (19) that tests the speed, photoelectric sensor B whenever circles the buncher tach signal to be transformed into 60 pulses and to deliver to controller, and this transducer is installed in the buncher, by one 4 core aviation bar head X
2In the future self-controller+the 12V power supply delivers to photoelectric sensor, and the pulse signal that transducer is transformed into machine driving is delivered to controller counting display part and is handled.
Test the speed display circuit (19) mainly by timing circuit, signal control circuit.The counting display circuit is formed.Regularly part adopts a CD14060,14 grades of binary string linage-counter IC
7With a CD4024,7 grades of serial binary counter IC
8, a conventional electrical table crystal JZ produces pulse per second (PPS), as the sequential source of standard time and working pulse.Control signal partly is to adopt a CD40106 hex inverter, and it is that pulse per second (PPS) is done some conversion as counting and timing data latching, transmission, zero clearing and step-by-step counting control gate usefulness, and digital display portion is by 2 CD4518 up counter IC
5, IC
6With 4 CD4511,6 grades of decoding/driver ICs
1～IC
4Form with 4 cloudy altogether digital display tubes.
The operation principle of this circuit is: the lowest order that send the CD4518 up counter after the tacho-pulse process inverter paraphase from photoelectric sensor, the CL input end of clock, this moment, the EN clock allowed termination pulse per second (PPS) input, that is to say that lowest order (individual position) triggers with rising edge of a pulse, and other three carry pulses of up counter adopt trailing edge to trigger, then the carry counting system pulse send the EN clock to allow input, and CL input end of clock ground connection.When photoelectric sensor count pulse during full 10 of low level (individual position) meter, this promptly produces a carry pulse and delivers to an adjacent high position (ten) EN clock permission end, and low level becomes the zero counting that begins again, so circulation is counted synchronously, carry is arranged, one one up pushes away, when then quenching pulse arrives the R clear terminal, everybody all begins counting after the zero clearing again, because 1 second quenching pulse time interval, be to be 1 second the plus coujnt time, the corresponding CD4511 that receives of the every data output end of each up counter, 7 sections are latched decoding/drive data input, when LE latchs the permission gating signal, the up counter data are sent to latch and preserve, and then drive the cloudy altogether digital corresponding data that shows through decoding, and low level EN allows input signal and latch decoding/driver LE to allow the input gating signal to produce by timing circuit and control circuit correlation timing.
Show by test, the utlity model has following advantage:
1. after variable-speed motor was mixed this device, the speed governing operation can badly encircle the mirror scene away from the actual installation of variable-speed motor, centralized Control in the control room, and control operation is lightly convenient, greatly improves working conditions.
2. owing to being wired remote control and taking effective anti-interference method, guarantee the reliability of moving.
3. multiple functional, in time number shows the actual speed of adjustable-speed motor, and the prison directly perceived that brings convenience to operation shows.
4. it is spacing to have raising speed, and it is spacing to slow down, and rises safeguard measures such as deceleration interlocking, guarantees safe and reliable to operation.
5. can make Totally-enclosed-type according to user's needs, to adapt to various industrial production occasions.
6. increase an interface board, can realize and being connected of microcomputer, thereby realize the automatic control of microcomputer.
Claims (1)
1, a kind of rotor moves the rotational speed governor of buncher, is made of velocity measurement mechanisms, speed-regulating control circuit and speed governing actuator three parts; It is characterized in that:
(1). velocity measurement mechanisms comprises 60 tooth revolution speed sensing chain wheel (3) and the photoelectric sensor B that are fixed in motor (1) rotating shaft (2), and the tachometer pulse signal of photoelectric sensor output is by the digital display circuit (19) that tests the speed in the lead input operation platform (18);
(2). speed-regulating control circuit is by the raising speed limit switch S that is installed in motor adjusting screw(rod) (10) top
3, deceleration limit switch S
4, the execution raising speed in the operating desk or two groups of button (S of deceleration
1Or S
2), relay (K
1, K
2, K
3, K
4), liter, the deceleration interlocking link be made up of its auxiliary contact constitute;
(3). speed governing actuator is made of servomotor M and master and slave power transmission gear (16,17) thereof, wherein servomotor is installed in the non-shaft stretching end of motor, its axis and adjustable-speed motor parallel axes, its driven power transmission gear is fixed on the adjusting screw(rod) (10) of motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN92220453U CN2143848Y (en) | 1992-09-30 | 1992-09-30 | Rotary speed controller for rotor moving speed regulating motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN92220453U CN2143848Y (en) | 1992-09-30 | 1992-09-30 | Rotary speed controller for rotor moving speed regulating motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2143848Y true CN2143848Y (en) | 1993-10-13 |
Family
ID=33767488
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN92220453U Expired - Fee Related CN2143848Y (en) | 1992-09-30 | 1992-09-30 | Rotary speed controller for rotor moving speed regulating motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2143848Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102244444A (en) * | 2011-06-27 | 2011-11-16 | 上海动能重工制造有限公司 | Three-phase asynchronous motor with adjustable locked rotor torque |
| CN102389733A (en) * | 2011-09-28 | 2012-03-28 | 上海弗鲁克科技发展有限公司 | Digital-display high-shear dispersion and emulsification machine used for laboratories |
| CN104065311A (en) * | 2013-03-21 | 2014-09-24 | 日本电产三协株式会社 | Motor Drive Device |
| WO2021109053A1 (en) * | 2019-12-05 | 2021-06-10 | 蒋亮健 | Electric fan swing angle adjusting and sampling device |
-
1992
- 1992-09-30 CN CN92220453U patent/CN2143848Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102244444A (en) * | 2011-06-27 | 2011-11-16 | 上海动能重工制造有限公司 | Three-phase asynchronous motor with adjustable locked rotor torque |
| CN102389733A (en) * | 2011-09-28 | 2012-03-28 | 上海弗鲁克科技发展有限公司 | Digital-display high-shear dispersion and emulsification machine used for laboratories |
| CN104065311A (en) * | 2013-03-21 | 2014-09-24 | 日本电产三协株式会社 | Motor Drive Device |
| CN104065311B (en) * | 2013-03-21 | 2016-09-21 | 日本电产三协株式会社 | Motor drive |
| WO2021109053A1 (en) * | 2019-12-05 | 2021-06-10 | 蒋亮健 | Electric fan swing angle adjusting and sampling device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4845608A (en) | Digital speed controller using a single-chip microcontroller | |
| CN101478197A (en) | Intelligent electric actuator apparatus based on frequency conversion control technique | |
| CN2143848Y (en) | Rotary speed controller for rotor moving speed regulating motor | |
| CN101113793A (en) | Frequency conversion type intelligent type valve actuator | |
| CN201133508Y (en) | Frequency conversion type intelligent type valve actuating unit | |
| CN212410792U (en) | Control device for testing stepping motor assembly | |
| CN2779357Y (en) | Weight drop type intelligent powder level gauge | |
| CN2867415Y (en) | Main electric control cabinet of metal wire stranding equipment | |
| CN110285678A (en) | The method for monitoring sintering circular-cooler traveling skidding | |
| CN1094651A (en) | Servocontrol system for stage curtains | |
| CN202716204U (en) | Electric screw driver capable of adjusting height of locking screw | |
| CN87214208U (en) | Micro computer-controlled motor-driven device of valve | |
| CN209603714U (en) | Window machine | |
| CN2251553Y (en) | Slewing stepless speed-regulating device for tower crane | |
| CN202943678U (en) | Positioning control driving system of divider | |
| CN2616652Y (en) | Automatic rolling device for curtain | |
| CN221613228U (en) | Safety monitoring system for rotation speed | |
| CN1066091C (en) | Computer controller of gantry cutting machines | |
| CN220962191U (en) | Stroke limiting and distance monitoring device for pull wire sensor | |
| CN115591151B (en) | Device for movable smoke blocking vertical wall and stroke control method | |
| CN2598114Y (en) | Auto-controlled winding machine | |
| CN2395106Y (en) | Computer intelligent valve electric device | |
| CN217640001U (en) | Pendulum floodgate movement control system based on STC15 singlechip | |
| CN220059780U (en) | Hydropower station hydraulic generator mechanical brake state on-line monitoring device and system | |
| CN220772583U (en) | Motor train unit wheel set driving device for simulating rotation of motor train unit wheel set |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |