CN201256378Y - Speed-regulation start/stop brake controller of special DC motor for bill counter - Google Patents

Abstract

The utility model relates to a direct current motor control device, in particular to a braking controller capable of regulating the speed and controlling the starting and the stopping of a direct current motor which is specially used for a paper money counter. The controller is characterized in that an alternating current power supply wire inlet interface is connected with the input end of a wire inlet protecting circuit, the output end of the wire inlet protecting circuit is connected with the input end of a bridge-type rectification filter circuit, the output end of the bridge-type rectification filter circuit is connected with the input end of a startup execution control circuit, the output end of the startup execution control circuit is connected with the input end of a startup/halt braking control circuit, the output end of the startup/halt braking control circuit is connected with the direct current motor interface, the other output end of the startup/halt braking control circuit is connected with a computer-controlled input interface, a speed regulating circuit is connected with the input of a starting circuit, and the other end is connected with the computer-controlled input interface J4. The controller realizes the accurate control to the startup, the driving, the rotating, the stopping and the braking of the paper money counter, thereby solving the problems of the inertial rotation of the motor and controlling the rotating speed when the motor rotates.

Description

Speed-regulation start/stop brake controller of special DC motor for bill counter

Technical field

The utility model relates to control of DC equipment, particularly speed-regulation start/stop brake controller of special DC motor for bill counter.

Background technology

In the past, on paper money counter,,, caused misoperation when needs shut down, influenced the accuracy of paper money counter point cash amount because the inertia of motor in the running causes the counting arbor also to continue to change several circles as the direct current machine of power section.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 speed-regulation start/stop brake controller of special DC motor for bill counter is provided.Be intended to solve direct current machine in outage, brake is immediately regulated the speed when guaranteeing rotation of motor noninertia and running.

The technical solution of the utility model is a speed-regulation start/stop brake controller of special DC motor for bill counter, comprises AC power inlet wire interface J ₁, direct current machine interface J ₂With computer control input interface J ₃, it is characterized in that also comprising 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, DT6 circuit; 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 another input is connected with computer control input interface J4.

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 ₂R ₃Be connected the other end and triode T ₃T 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 ₃T 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 10 link to each other T ₅The pipe emitter again with T ₂Pipe negative pole and R ₁₀Link 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 made up of interface J4, DT6, R1K, R10K connection in series-parallel, circuit output end and start-up circuit input T ₁Be electrically connected.

The utility model has the advantages that owing to adopt this control circuit, to startup, the driving of paper money counter motor, rotate and stop to add brake and realize accurately control, finish motor when outage and stopping operating, it is motionless to brake immediately, thus rotating speed control when solving 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 circuit theory diagrams of the present utility model.

Embodiment

Further specify embodiment below in conjunction with accompanying drawing.

With reference to Fig. 1, this circuit comprises AC power inlet wire interface J ₁, direct current machine interface J ₂, 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 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 ₂R ₃Be connected, and the other end and triode T ₃T 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 ₃T 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 10 link to each other T ₅The pipe emitter again with T ₂Pipe negative pole and resistance R ₁₀Link 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=0K, R8=10K, triode T ₃, T ₄, T ₅Be 13001, T ₁FQZP40, T ₂IRF740, DT ₅TLP521, DT6TLP521, speed regulating control interface comprise J4, DT6, R1K, R10K 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 the dynamo-electric machine of counting, rotating and stop to add brake, and when requiring computer control input starting command, controller can provide the order of starting rotation, and motor is normally rotated; The motor rotation process or during, can be input to the speed of J4 and 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 (2)

1, speed-regulation start/stop brake controller of special DC motor for bill counter comprises AC power inlet wire interface J ₁, direct current machine interface J ₂With computer control input interface J ₃, it is characterized in that also comprising 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, 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.

2,, it is characterized in that said bridge rectifier filter circuit passes through resistance R according to the said speed-regulation start/stop brake controller of special DC motor for bill counter of claim 1 ₁One of two ends end and the triode T that starts on the execution control circuit ₁Link to each other, again with resistance R ₂R ₃Be connected the other end and triode T ₃T 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 ₃T 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 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 alignment circuit is made up of interface J4, DT6, R1K, R10K connection in series-parallel, and the alignment circuit output is electrically connected with start-up circuit input T1.

Images