CN201312188Y - Control servomotor with controller and switch regulated power supply - Google Patents

Abstract

The utility model relates to the field of motor manufacture, in particular to a control servomotor with controller and switch regulated power supply applied on a financial tool product, which is characterized in that a control circuit board and a switch regulating power supply board are installed in a space between a rear cover and a shielding rear cover base on an original motor structure, and a start-stop brake controller and a speed-regulating start-stop brake controller are installed on the control circuit board. A switch regulated power supply has the characteristics of high efficiency, small volume and low cost, can provide the drive control power supply for a money counting direct current motor of a money counter, and simultaneously provides the half-wave rectification power supply for the money counter. The start-stop brake controller and the speed-regulating start-stop brake controller can accurately control the start-stop, the operation and speed regulation of the motor, and the motor can instantly brake and stop during the current failure and the rotation halt, thereby solving the problems of inertia rotation of the motor and the speed control when the motor operates, and the start-stop reliable brake force is large, the speed regulation is effective, the circuit design is simple, and the cost is low because of adopting common components.

Description

The control servomotor of controller and switching power supply is housed

Technical field

The utility model relates to field of motor manufacturing, particularly is applied to the control servomotor that controller and switching power supply are housed on the financial machine and tool product.

Background technology

Motor in the past, because stabilized voltage power supply is not installed, jiggly situation appears in motor in the running, influences the functional reliability of equipment.Especially be applied on financial machine and tool such as the paper money counter,, thereby influence the precision of counting because motor rotation is not steady; Motor on motor in the past, the especially financial machine and tool because there is inertia in motor after rotating, causes the counting arbor also to continue to change several circles when needs shut down, and causes misoperation, influences the accuracy of paper money counter point cash amount; In addition, owing to there is not speed-regulating function, can not adjust counting speed according to the concrete condition of bank note during counting.

The utility model content

The purpose of this utility model is at above-mentioned defective, and a kind of control servomotor that controller and switching power supply are housed is provided.

The technical solution of the utility model is the control servomotor that controller and switching power supply are housed, comprise motor shaft 1, bearing 2, preceding support 3, shielding outer cover 4, shielding inner cover 5, casing 6, magnetic shoe 7, rotor 8, commutator 9, bonnet 10, back support 11, shielding bonnet 13, it is characterized in that in the space between said bonnet 10 and shielding bonnet 13 control circuit board 12 and switching power supply plate 15 being installed; Start-stop brake controller and speed-regulation start/stop brake controller are installed on the control circuit board 12.

Be equipped with on the said switching power supply plate 15 and comprise rectification circuit, filter circuit, transforming circuit, switching circuit, feedback circuit, half-wave control circuit, motor control circuit, control signal circuit, output DC volt circuit; The output of said rectification circuit is connected with the input of filter circuit, the output of filter circuit is connected with the input of transforming circuit, the output of transforming circuit is connected with the output dc voltage circuit input end, feedback is connected with the earth terminal of transforming circuit with switching circuit one end, one end is connected with output DC positive pressure 5V end, the other end is connected with voltage-stabiliser tube U4 in the transforming circuit, be connected by the common ends of electrolytic capacitor again with filter circuit two electrolytic capacitors, half-wave control circuit one end is connected with ac power input end, and the other end is connected with output DC pressure side 12V; Motor control circuit one end is rectified 12V with output dc voltage and is connected, and an end is connected with direct current machine, and the other end passes through resistance R ₉1K, R ₈3K is connected two resistance R with positive 5V end ₉1K and R ₈Drawing output among the 3K is connected with DC motor controller interface C; The negative 5V of said output DC volt circuit output, positive 5V and positive 12V voltage.

Said feedback and switching circuit are electrically connected by voltage-stabiliser tube, 2 resistance and compound tube PC817 connection in series-parallel to be formed; Said half-wave control circuit is composed in parallel by compound tube, diode and 2 resistance string; Said motor control circuit is composed in parallel by triode, thyristor and 2 resistance string.

Said start-stop brake controller comprises AC power inlet wire interface J ₁, computer control input interface J ₃, AC power incoming relay-protection circuit, bridge rectifier filter circuit, startup carry out control circuit, shut down the brake circuit, starting/the stop control circuit that brakes; AC power inlet wire interface J ₁Be connected with AC power incoming relay-protection circuit input end, AC power incoming relay-protection circuit output end is connected with the bridge rectifier filter circuit input; The bridge rectifier filter circuit output is carried out the control circuit input with startup and is connected, and starts execution control circuit output and is connected with the starting/control circuit input that stops to brake; Start/stop to brake the control circuit output with shut down brake control circuit input and be connected, shut down brake control circuit output and direct current machine interface J ₂Be connected; Start/stop to brake another output of control circuit and computer control input interface J ₃Be connected.

Said bridge rectifier filter circuit passes through resistance R ₁One of two ends end and the triode T that starts on the execution control circuit ₁Link to each other, again with resistance R ₂, R ₃Be connected the other end and triode T ₃, T ₄Emitter link to each other; The triode T on the control circuit is carried out in said startup ₁Again with start/stop the resistance R of braking on the control circuit ₅Be connected the triode T on it ₃Base stage and resistance R ₆Be connected triode T ₃, T ₄Emitter and triode T ₅Emitter be connected; Resistance R on the said starting/control circuit that stops to brake ₅And resistance R ₉Common ends and the T that shuts down on the brake control circuit ₂Pipe is connected, resistance R ₉The other end and T ₂Pipe positive pole and resistance R 10 link to each other T ₅The pipe emitter again with T ₂Pipe negative pole and R10 link to each other; Said shutdown brake control circuit T ₂Resistance R is passed through at pipe output two ends ₁₁With direct current machine interface J ₂Join; Said computer control input interface J ₃With resistance R ₈Two ends link to each other to insert and start/stop the control circuit that brakes.

Said speed-regulation start/stop brake controller comprises AC power incoming relay-protection circuit, bridge rectifier filter circuit, startup execution control circuit, shutdown brake circuit, the starting/control circuit that stops to brake, motor speed adjustment control interface J4, optocoupler pipe DT6; AC power inlet wire interface J ₁Be connected with AC power incoming relay-protection circuit input end, AC power incoming relay-protection circuit output end is connected with the bridge rectifier filter circuit input; The bridge rectifier filter circuit output is carried out the control circuit input with startup and is connected, and starts execution control circuit output and is connected with the starting/control circuit input that stops to brake; Start/stop to brake the control circuit output with shut down brake control circuit input and be connected, shut down brake control circuit output and direct current machine interface J ₂Be connected; Start/stop to brake another output of control circuit and computer control input interface J ₃Be connected; Alignment circuit output links to each other with the start-up circuit input, and the other end is connected with computer control input interface J4.

Bridge rectifier filter circuit in the said speed-regulation start/stop brake controller passes through resistance R ₁One of two ends end and the triode T that starts on the execution control circuit ₁Link to each other, again with resistance R ₂, R ₃Be connected the other end and triode T ₃, T ₄Emitter link to each other; The triode T on the control circuit is carried out in said startup ₁Again with start/stop the resistance R of braking on the control circuit ₅Be connected the triode T on it ₃Base stage and resistance R ₆Be connected triode T ₃, T ₄Emitter and triode T ₅Emitter be connected; Resistance R on the said starting/control circuit that stops to brake ₅And resistance R ₉Common ends and the T that shuts down on the brake control circuit ₂Pipe is connected, resistance R ₉The other end and T ₂Pipe positive pole and resistance R 10 link to each other T ₅The pipe emitter again with T ₂Pipe negative pole and resistance R 10 link to each other; Said shutdown brake control circuit T ₂Resistance R is passed through at pipe output two ends ₁₁With direct current machine interface J ₂Join; Said computer control input interface J ₃With resistance R ₈Two ends link to each other to insert and start/stop the control circuit that brakes; Said alignment circuit is by interface J4, optocoupler pipe DT6, resistance R ₁₃1K, resistance R ₁₂The 10K connection in series-parallel is formed, and the alignment circuit output is electrically connected with start-up circuit input T1.

The utility model has the advantages that because this is a kind of pulse width modulation control switch stabilized voltage power supply, the characteristics of this power supply be efficient, volume is little, cost is low, offer paper money counter and cross paper money direct current machine drive control power supply, provide the halfwave rectifier power supply to paper money counter simultaneously; Steady operation and specific (special) requirements for paper money counter provide good condition; Because start-stop brake controller and speed-regulation start/stop brake controller are installed, startup to motor stops, accurate control action is played in running, speed governing, finish motor when outage and stopping operating, it is motionless to brake immediately, rotating speed control problem when having solved the inertia rotational problems of motor and motor rotation.It is big that startup stops reliable brake weight, and speed governing is effective, and circuit design is simple, and it is low to use common components and parts cost.

Description of drawings

Fig. 1 is a structural representation of the present utility model.

Fig. 2 is the circuit block diagram of switching power supply.

Fig. 3 is the circuit theory diagrams of switching power supply.

Fig. 4 is the start-stop brake controller circuit theory diagrams.

Fig. 5 is the speed-regulation start/stop brake controller circuit theory diagrams.

Embodiment

Further specify embodiment below in conjunction with accompanying drawing.

With reference to Fig. 1, support, 12-control circuit board, 13-shielding bonnet, 14-connecting line, 15-switching power supply behind 1-motor shaft, 2-bearing, the preceding support of 3-, 4-shielding outer cover, 5 shielding inner covers, 6-casing, 7-magnetic shoe, 8-rotor, 9-commutator, 10-bonnet, the 11-.As shown, in the space between bonnet 10 and shielding bonnet 13 switching power supply 15 is installed, switching power supply 15 is installed in the circuit board.Start-stop brake controller and speed-regulation start/stop brake controller are installed on control circuit board 12.

With reference to Fig. 2, the circuit block diagram of display switch stabilized voltage power supply.Whole circuit is made up of rectification circuit, filter circuit, transforming circuit, feedback and switching circuit, half-wave control circuit, motor control circuit, control signal circuit and output dc voltage circuit.Its operation principle is mains ac power supply 220V, through bridge rectifier is high direct voltage through DC filtering again, be modulated to high-frequency pulse voltage through pulsewidth, operating frequency is 60KHZ, just transformation is controlled through the sampling feedback linearization again, and voltage stabilizing is finished in controlled pulse-width modulation, to the direct current machine drive controlling, again power supply is carried out half-wave alternating current output Linear Control.

With reference to Fig. 3 is the circuit theory diagrams of switching power supply.Chart display the type and spec of each electronic devices and components.As shown, civil power alternating current 220V input interface J1, through the bridge rectifier rectification, input filter circuit filtering, just the output of rectification circuit is connected with the input of filter circuit, the output of filter circuit is connected with the input of transforming circuit, the output of transforming circuit is connected with the output dc voltage circuit input end, feedback is connected with the earth terminal of transforming circuit with switching circuit one end, one end is connected with output DC positive pressure 5V end, the other end is connected with voltage-stabiliser tube U4 in the transforming circuit, be connected by the common ends of electrolytic capacitor again with filter circuit two electrolytic capacitors, half-wave control circuit one end is connected with ac power input end, and the other end is connected with output DC pressure side 12V; Motor control circuit one end is rectified 12V with output dc voltage and is connected, and an end is connected with direct current machine, and the other end passes through resistance R ₉1K, R ₈3K is connected two resistance R with positive 5V end ₉1K and R ₈Drawing output among the 3K is connected with DC motor controller interface C; The negative 5V of output DC volt circuit output, positive 5V and positive 12V voltage.Feedback and switching circuit are made up of voltage-stabiliser tube, 2 resistance and compound tube PC817 connection in series-parallel electrical connection; The half-wave control circuit is composed in parallel by compound tube, diode and 2 resistance string; Said motor control circuit is composed in parallel by triode, thyristor and 2 resistance string.Three kinds of power supplys of output DC volt circuit output: the one, negative 5V, the 2nd, positive 5V, the 3rd, positive 12V power supply offers paper money counter and uses.This power supply is the pulse width modulating switch stabilized voltage power supply, as is used on the paper money counter of financial machine and tool product to be again paper money small machine drive control power supply, and also to be the special-purpose halfwave rectifier power supply of paper money counter.

With reference to Fig. 4, start-stop brake controller comprises AC power inlet wire interface J ₁, computer control input interface J ₃, by AC power incoming relay-protection circuit, bridge rectifier filter circuit, startup carry out control circuit, shut down the brake control circuit, the starting/control circuit that stops to brake is formed, be installed on the printed substrate after, be installed in the motor case again.By the reasonable connection of each circuit realize the control motor startup, driving, rotate and stop to add the whole process of brake.Fig. 2 is the start-stop brake controller electrical schematic diagram.As shown, AC power inlet wire interface J ₁Be connected with the input of protective circuit, and the output of AC power incoming relay-protection circuit is connected with the bridge rectifier filter circuit input; The output of bridge rectifier filter circuit passes through resistance R ₁One of two ends end and the triode T that starts input on the execution control circuit ₁Link to each other again and resistance R ₂, R ₃Be connected, and the other end and triode T ₃, T ₄Emitter link to each other.Start triode T on the output of carrying out control circuit ₁With start/stop the resistance R of control circuit input of braking ₅Be connected triode T ₃Base stage and resistance R ₆Be connected triode T ₃, T ₄Emitter and triode T ₅Emitter be connected.Start/stop the control circuit output resistance R of braking ₅And resistance R ₉Common ends and the T that shuts down brake control circuit input ₂Pipe is connected, resistance R ₉The other end and T ₂Positive pole and resistance R 10 link to each other T ₅The pipe emitter again with T ₂Pipe negative pole and resistance R 10 link to each other.Shut down the T of brake control circuit ₂Resistance R is passed through at pipe output two ends ₁₁With direct current machine interface J ₂Join.Computer control input interface J ₃With resistance R ₈Two ends link to each other and insert and start/stop the output of control circuit of braking.

The components and parts configuration is as follows in the circuit: YMPPT, D1-D4 1N007, C1 10 μ f/250V, R1=R2=R4=R9=100K, R3=10K, R5=10 Ω/5W, R6=R10=20K, R7=1K, R8=10K, R11=100K, triode T ₃, T ₄, T ₅Be 13001, T ₁ZRF9640, T ₂ZRF640, D ₅TLP521.This control circuit is by the power supply of 110V power supply, by starting/stop the two condition interlock function that brakes control circuit realization startup and stop, do not stop brake when promptly starting, and brake the time stops to start, and with the realization of 74H00 chip flip and flop generator the locking of control circuit order of braking is started/stopped in input.RC adjusts the two condition time-lag action of swap time in this circuit, the time of exchange between may command starting and the brake.

The circuit working principle is the whole control process of controlling starting, the driving of motor, rotating and stop to add brake, and when requiring computer control input starting command, the order that controller can provide starting to rotate is normally rotated motor; When receiving computer control input when stopping operating order, just send the order that stops operating, and in the motor stall, provide the function of brake at once, finish the rotation noninertia that motor brakes immediately and makes motor in the outage that stops operating, it is motionless to brake immediately.

With reference to Fig. 5, the circuit of speed-regulation start/stop brake controller comprises AC power inlet wire interface J ₁, direct current machine interface J ₂, computer control input interface J ₃Adjust control interface J4, optocoupler pipe DT6 and form by AC power incoming relay-protection circuit, bridge rectifier filter circuit, startup execution control circuit, shutdown brake control circuit, the starting/control circuit that stops to brake, motor speed; after being installed on the printed substrate, be installed in again in the direct current machine housing.By the reasonable connection of each circuit realize the dynamo-electric machine of control counting startup, driving, rotate and stop to add the whole process of brake.As shown, AC power inlet wire interface J ₁Be connected with the input of protective circuit, and the output of AC power incoming relay-protection circuit is connected with the bridge rectifier filter circuit input; The output of bridge rectifier filter circuit passes through resistance R ₁One of two ends end and the triode T that starts input on the execution control circuit ₁Link to each other again and resistance R ₂, R ₃Be connected, and the other end and triode T ₃, T ₄Emitter link to each other.Start triode T on the output of carrying out control circuit ₁With start/stop the resistance R of control circuit input of braking ₅Be connected triode T ₃Base stage and resistance R ₆Be connected triode T ₃, T ₄Emitter and triode T ₅Emitter be connected.Start/stop the control circuit output resistance R of braking ₅And resistance R ₉Common ends and the T that shuts down brake control circuit input ₂Pipe is connected, resistance R ₉The other end and T ₂Positive pole and resistance R 10 link to each other T ₅The pipe emitter again with T ₂Pipe negative pole and resistance R 10 link to each other.Shut down the T of brake control circuit ₂Resistance R is passed through at pipe output two ends ₁₁With direct current machine interface J ₂Join.Computer control input interface J ₃With resistance R ₈Two ends link to each other and insert and start/stop the output of control circuit of braking.Alignment circuit output links to each other with the start-up circuit input, and another input is connected with computer control interface J4.

The components and parts configuration is as follows in the circuit: YMPPT, D1-D4 1N007, C1 10 μ f/250V, R1=R2=R4=R9=200K, R3=10K, R5=20 Ω/10W, R6=R10=20K, R7=1K, R8=10K, R11=200K, R12=10K, R13=1K, triode T ₃, T ₄, T ₅Be 13001, T ₁FQZP40, T ₂IRF740, optocoupler pipe DT ₅TLP521, optocoupler pipe DT6TLP521, speed regulating control interface comprise J4, optocoupler pipe DT6, resistance R ₁₃1K, resistance R ₁₂The 10K element.This control circuit is by 220V power supply power supply, and realize the two condition interlock function that starts and stop or not brake when promptly starting by starting/stop the control circuit that brakes, and stop to start during brake,

The circuit working principle is the whole control process of controlling starting, the driving of motor, rotating and stop to add brake, and when requiring computer control input starting command, the order that controller can provide starting to rotate is normally rotated motor; The motor rotation process or during, can be input to the speed of J4 and optocoupler pipe DT6 element control motor by computer, reach the purpose of modulating motor rotating speed.When receiving computer control input when stopping operating order, just send the order that stops operating, and in the motor stall, provide the function of brake at once, finish the rotation noninertia that motor brakes immediately and makes motor in the outage that stops operating, it is motionless to brake immediately.

Claims (7)

1, the control servomotor of controller and switching power supply is housed, comprise motor shaft (1), bearing (2), preceding support (3), shielding outer cover (4), shielding inner cover (5), casing (6), magnetic shoe (7), rotor (8), commutator (9), bonnet (10), back support (11), shielding bonnet (13), it is characterized in that in the space between said bonnet (10) and shielding bonnet (13) control circuit board (12) and switching power supply plate (15) being installed; Control circuit board is equipped with start-stop brake controller and speed-regulation start/stop brake controller on (12).

2,, it is characterized in that being equipped with on the said switching power supply plate (15) and comprise rectification circuit, filter circuit, transforming circuit, switching circuit, feedback circuit, half-wave control circuit, motor control circuit, control signal circuit, output DC volt circuit according to the said control servomotor that controller and switching power supply are housed of claim 1; The output of said rectification circuit is connected with the input of filter circuit, the output of filter circuit is connected with the input of transforming circuit, the output of transforming circuit is connected with the output dc voltage circuit input end, feedback is connected with the earth terminal of transforming circuit with switching circuit one end, one end is connected with output DC positive pressure 5V end, the other end is connected with voltage-stabiliser tube U4 in the transforming circuit, be connected by the common ends of electrolytic capacitor again with filter circuit two electrolytic capacitors, half-wave control circuit one end is connected with ac power input end, and the other end is connected with output DC pressure side 12V; Motor control circuit one end is rectified 12V with output dc voltage and is connected, and an end is connected with direct current machine, and the other end passes through resistance R ₉1K, R ₈3K is connected two resistance R with positive 5V end ₉1K and R ₈Drawing output among the 3K is connected with DC motor controller interface C; The negative 5V of said output DC volt circuit output, positive 5V and positive 12V voltage.

3,, it is characterized in that said feedback and switching circuit are electrically connected by voltage-stabiliser tube, 2 resistance and compound tube PC817 connection in series-parallel to form according to the said control servomotor that controller and switching power supply are housed of claim 2; Said half-wave control circuit is composed in parallel by compound tube, diode and 2 resistance string; Said motor control circuit is composed in parallel by triode, thyristor and 2 resistance string.

4, according to the said control servomotor that controller and switching power supply are housed of claim 1, it is characterized in that said start-stop brake controller, comprise AC power inlet wire interface J ₁, computer control input interface J ₃, AC power incoming relay-protection circuit, bridge rectifier filter circuit, startup carry out control circuit, shut down the brake circuit, starting/the stop control circuit that brakes; AC power inlet wire interface J ₁Be connected with AC power incoming relay-protection circuit input end, AC power incoming relay-protection circuit output end is connected with the bridge rectifier filter circuit input; The bridge rectifier filter circuit output is carried out the control circuit input with startup and is connected, and starts execution control circuit output and is connected with the starting/control circuit input that stops to brake; Start/stop to brake the control circuit output with shut down brake control circuit input and be connected, shut down brake control circuit output and direct current machine interface J ₂Be connected; Start/stop to brake another output of control circuit and computer control input interface J ₃Be connected.

5, according to the said control servomotor that controller and switching power supply are housed of claim 4, it is characterized in that said bridge rectifier filter circuit passes through resistance R ₁One of two ends end and the triode T that starts on the execution control circuit ₁Link to each other, again with resistance R ₂, R ₃Be connected the other end and triode T ₃, T ₄Emitter link to each other; The triode T on the control circuit is carried out in said startup ₁Again with start/stop the resistance R of braking on the control circuit ₅Be connected the triode T on it ₃Base stage and resistance R ₆Be connected triode T ₃, T ₄Emitter and triode T ₅Emitter be connected; Resistance R on the said starting/control circuit that stops to brake ₅And resistance R ₉Common ends and the T that shuts down on the brake control circuit ₂Pipe is connected, resistance R ₉The other end and T ₂Pipe positive pole and resistance R 10 link to each other T ₅The pipe emitter again with T ₂Pipe negative pole and R10 link to each other; Said shutdown brake control circuit T ₂Resistance R is passed through at pipe output two ends ₁₁With direct current machine interface J ₂Join; Said computer control input interface J ₃With resistance R ₈Two ends link to each other to insert and start/stop the control circuit that brakes.

6, according to the said control servomotor that controller and switching power supply are housed of claim 1, it is characterized in that said speed-regulation start/stop brake controller, comprise AC power incoming relay-protection circuit, bridge rectifier filter circuit, startup execution control circuit, shutdown brake circuit, the starting/control circuit that stops to brake, motor speed adjustment control interface J4, optocoupler pipe DT6; AC power inlet wire interface J ₁Be connected with AC power incoming relay-protection circuit input end, AC power incoming relay-protection circuit output end is connected with the bridge rectifier filter circuit input; The bridge rectifier filter circuit output is carried out the control circuit input with startup and is connected, and starts execution control circuit output and is connected with the starting/control circuit input that stops to brake; Start/stop to brake the control circuit output with shut down brake control circuit input and be connected, shut down brake control circuit output and direct current machine interface J ₂Be connected; Start/stop to brake another output of control circuit and computer control input interface J ₃Be connected; Alignment circuit output links to each other with the start-up circuit input, and the other end is connected with computer control input interface J4.

7, according to the said control servomotor that controller and switching power supply are housed of claim 6, it is characterized in that the bridge rectifier filter circuit in the said speed-regulation start/stop brake controller passes through resistance R ₁One of two ends end and the triode T that starts on the execution control circuit ₁Link to each other, again with resistance R ₂, R ₃Be connected the other end and triode T ₃, T ₄Emitter link to each other; The triode T on the control circuit is carried out in said startup ₁Again with start/stop the resistance R of braking on the control circuit ₅Be connected the triode T on it ₃Base stage and resistance R ₆Be connected triode T ₃, T ₄Emitter and triode T ₅Emitter be connected; Resistance R on the said starting/control circuit that stops to brake ₅And resistance R ₉Common ends and the T that shuts down on the brake control circuit ₂Pipe is connected, resistance R ₉The other end and T ₂Pipe positive pole and resistance R 10 link to each other T ₅The pipe emitter again with T ₂Pipe negative pole and resistance R 10 link to each other; Said shutdown brake control circuit T ₂Resistance R is passed through at pipe output two ends ₁₁With direct current machine interface J ₂Join; Said computer control input interface J ₃With resistance R ₈Two ends link to each other to insert and start/stop the control circuit that brakes; Said alignment circuit is by interface J4, optocoupler pipe DT6, resistance R ₁₃1K, resistance R ₁₂The 10K connection in series-parallel is formed, and the alignment circuit output is electrically connected with start-up circuit input T1.

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