CN201063510Y - DC motor equipped with starting/stopping brake controller - Google Patents

Abstract

The utility model relates to a motor manufacture, in particular to a direct current motor which is provided with an on-off brake controller and used on a currency count machine. The utility model is characterized in that: on the basis of the structure of a direct current motor, the on-off brake controller (9) is arranged inside a cavity between a rear cover (3) and a fixed support (6) and on a fixed support (8), and is electrically connected with the direct current motor J[2]. The utility model realizes precise control of starting, driving, rolling, stopping and braking of a currency count machine motor, and is immediately broke when the motor is on the state of power off and stops rolling, thereby the problem of inertia rotation of the motor is solved. The utility model has the advantages of large reliable braking force of starting and stopping, simple circuit design, and low cost of common components used.

Description

The direct current machine of start-stop brake controller is housed

Technical field

The utility model relates to the motor manufacturing, particularly is used in the direct current machine that start-stop brake controller is housed on the paper money 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.

The utility model content

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

The technical solution of the utility model is the direct current machine that start-stop brake controller is housed, comprise protecgulum (1) casing (2), bonnet (3), motor shaft (4), movement (5), fixed mount (6) and bearing (7), it is characterized in that in the cavity start-stop brake controller (9) being installed between bonnet (3) and fixed mount (6), start-stop brake controller (9) is installed in fixed mount (8) and goes up and straight motor interface J ₂Be electrically connected; Said start-stop brake controller (9) 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 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.

The utility model has the advantages that owing to adopt start and stop brake 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 brake weight, 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 circuit theory diagrams of the present utility model.

Embodiment

Further specify embodiment below in conjunction with accompanying drawing.

With reference to Fig. 1,1-protecgulum, 2-casing, 3-bonnet, 4-motor shaft, 5-movement, 6-fixed mount, 7-bearing, 8-fixed mount, 9-start-stop brake controller.Start-stop brake controller 9 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 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.

With reference to Fig. 2, be 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 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 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, 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 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 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 (3)

1. the direct current machine of start-stop brake controller is housed, comprise protecgulum (1), casing (2), bonnet (3), motor shaft (4), movement (5), fixed mount (6) and bearing (7), it is characterized in that in the cavity start-stop brake controller (9) being installed between bonnet (3) and fixed mount (6), start-stop brake controller (9) is installed in fixed mount (8) and goes up and direct current machine interface J ₂Be electrically connected.

2. according to the said direct current machine that start-stop brake controller is housed of claim 1, it is characterized in that said start-stop brake controller (9), 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.

3. according to claim 1 or the 2 said direct current machines that start-stop brake controller is housed, 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 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.

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