CN201051269Y - DC electromotor start, stop and brake controller for banknote counter - Google Patents

Abstract

The utility model relates to a control equipment of a direct current dynamo, in particular to a brake controller of the start-stop of a direct current dynamo which is specially used by a paper money counter. The utility model is characterized in that a line-intake interface of alternating current power is connected to the input end of a line-intake protection circuit which is in connection with the input end of a bridge type rectifier filter circuit, and the input end of the bridge type rectifier filter circuit is in linkage with the input end of a staring execution control circuit. The output end of the staring execution control circuit is connected to the input end of a control circuit of a starting / stopping brake, the output end of the control circuit of the starting / stopping brake is in linkage with an interface of the direct current dynamo, and the other output end of the control circuit of the starting / stopping brake is in connection with a control input interface of a computer. The utility model enables the accurate control of the starting, driving, rotating and stopping braking of the dynamo of the paper money counter to be realized, and enables the immediately stopping of the brake when the dynamo is switched off and stops rotating to be accomplished, thereby the problem of inertia rotation of the dynamo is resolved. The utility model has the advantages of reliable starting and stopping, large force of the brake, simple design of the circuit and low cost owing to the application of ordinary members.

Description

DC motor start-stop brake controller dedicated for currency count machine

Technical field

The utility model relates to control of DC equipment, particularly DC motor start-stop brake controller dedicated for currency count machine.

Background technology

In the past, on paper money counter,,, caused misoperation when needs shut down, influenced the degree of 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 generator of power section.

The utility model content

The purpose of this utility model is at above-mentioned defective, and a kind of DC motor start-stop brake controller dedicated for currency count machine is provided.Be intended to solve direct current generator in outage, brake immediately guarantees that the motor noninertia rotates.

The technical solution of the utility model is a DC motor start-stop brake controller dedicated for currency count machine, comprises AC power inlet wire interface J ₁, direct current generator interface J ₂With computer control input interface J ₃, it is characterized in that also comprising that AC power incoming relay-protection circuit, bridge rectifier filter circuit, startup are carried out control circuit, shut down the brake circuit, starting/stop the 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 end; The bridge rectifier filter circuit output terminal is carried out the control circuit input end with startup and is connected, and starts execution control circuit output terminal and is connected with the starting/control circuit input end that stops to brake; Start/stop to brake the control circuit output terminal with shut down brake control circuit input end and be connected, shut down brake control circuit output terminal and direct current generator interface J ₂Be connected; Start/stop to brake another output terminal 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 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 generator 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.

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, thereby solves the inertia rotational problems of motor.It is big that startup stops reliable braking force, 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 generator 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-wiring board (PWB) after, be installed in again in the direct current generator 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 end of holding circuit, and the output terminal of AC power incoming relay-protection circuit is connected with the bridge rectifier filter circuit input end; The output terminal of bridge rectifier filter circuit passes through resistance R ₁One of two ends end and the triode T that starts input end 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 terminal of carrying out control circuit ₁With start/stop the resistance R of control circuit input end 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 terminal resistance R of braking ₅And resistance R ₉Common ends and the T that shuts down brake control circuit input end 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 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 generator interface J ₂Join.Computer control input interface J ₃With resistance R ₈Two ends link to each other and insert and start/stop the output terminal 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, R8=10K, 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 trigger flip-flop 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 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; 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. DC motor start-stop brake controller dedicated for currency count machine comprises AC power inlet wire interface J ₁, direct current generator interface J ₂With computer control input interface J ₃, it is characterized in that also comprising that AC power incoming relay-protection circuit, bridge rectifier filter circuit, startup are carried out control circuit, shut down the brake circuit, starting/stop the 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 end; The bridge rectifier filter circuit output terminal is carried out the control circuit input end with startup and is connected, and starts execution control circuit output terminal and is connected with the starting/control circuit input end that stops to brake; Start/stop to brake the control circuit output terminal with shut down brake control circuit input end and be connected, shut down brake control circuit output terminal and direct current generator interface J ₂Be connected; Start/stop to brake another output terminal of control circuit and computer control input interface J ₃Be connected.

2. according to the said DC motor start-stop brake controller dedicated for currency count machine of claim 1, 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 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 generator 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.

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