CN2541338Y

CN2541338Y - Electrical controller of baler

Info

Publication number: CN2541338Y
Application number: CN 02220267
Authority: CN
Inventors: 蒋成贤
Original assignee: Individual
Current assignee: Individual
Priority date: 2002-04-25
Filing date: 2002-04-25
Publication date: 2003-03-26
Anticipated expiration: 2012-04-25

Abstract

The utility model discloses a bundler electric controlling machine, comprising a sequence controlling circuit which is connected with a magnetic inductor. The sequence controlling circuit is also connected with a motor switch controlling circuit, an electromagnetic clutch and a tape controlling circuit. The motor switch controlling circuit controls a motor relay, and the tape controlling circuit controls a tape electromagnet. A power supply circuit provides the power for the circuits. The utility model is characterized in that the sequence controlling circuit employs the integrate circuit, and the magnetic inductor employs a large winding inductance. The good effects are that the structure is novel and special, and the design of the circuit is delicate. The reliability is high, and the stability is good, and the life span is long.

Description

The banding machine electrical control gear

Technical field:

The utility model relates to the package packing machine in the packing technique utilization, is a kind of electrical control gear that is used for bale packing machinery.

Background technology:

The electrical control gear that uses in the existing banding machine, generally comprise sequential control circuit, sequential control circuit is connected to magnetic inductor, sequential control circuit also respectively with motor switch control circuit, magnetic clutch and send the band control circuit be connected, motor switch control circuit control motor relay, send the control of band control circuit to send charged magnet, have power circuit to provide power supply for above-mentioned each circuit.These existing banding machine electrical control gears, all adopt relay to carry out time sequence control up till now, the shortcoming that adopts relay to carry out time schedule control is: reliability is low, poor stability, service life is short, and banding machine can produce many failure problems after having used one not long period.

Summary of the invention:

The purpose of this utility model provides the banding machine electrical control gear of a kind of reliability height, good stability, long service life.

Technical solution of the present utility model is: a kind of banding machine electrical control gear, sequential control circuit is arranged, sequential control circuit is connected to magnetic inductor, sequential control circuit also respectively with motor switch control circuit, magnetic clutch and send the band control circuit be connected, motor switch control circuit control motor relay, send the control of band control circuit to send charged magnet, there is power circuit to provide power supply for above-mentioned each circuit, it is characterized in that: sequential control circuit adopts the integrated circuit circuit, and magnetic inductor adopts big winding inductance.

Big winding inductance in the magnetic inductor described in the utility model adopts the magnetic core of I shape, and its number of turns of winding is: 2400 circles ± 100 circles.A double precision univibrator circuit is arranged in the integrated circuit sequential control circuit, four univibrator circuit are arranged, a univibrator circuit is connected with double precision univibrator circuit, other has NAND gate circuit, Schmitt trigger circuit, inverter circuit to be connected with the univibrator circuit, and being connected to power amplifier, the input end of circuit is connected to by the travel switch of the cam-controlled of banding machine and magnetic inductor.NAND gate circuit is three input ends, three NAND gate integrated circuit and two input ends, four NAND gate integrated circuit.Inverter circuit adopts the hex inverter integrated circuit.

The input end of univibrator circuit described in the utility model and one the three or three input end NAND gate, the one or two an input end NAND gate joins, and joins with the mouth of one second NAND gate.The first travel switch circuit is connected with the univibrator circuit through the 6th Schmidt trigger and the 5th phase inverter, reseting switch circuit connects the input end and the 5th phase inverter of the two or two input end NAND gate through the 5th Schmidt trigger, and the third trip switch circuit connects the input end of the four or two input end NAND gate and first, second two input ends NAND gate through second Schmidt trigger.The third trip switch circuit connects an input end of the four or two input end NAND gate through the 4th Schmidt trigger, the magnetic inductor signal connects another input end of the four or two input end NAND gate through first Schmidt trigger, fourth line journey switch circuit connects the input end of the two or three input end NAND gate through the 3rd Schmidt trigger, and the 3rd Schmidt trigger connects another input end of the one or three input end NAND gate through the 4th Schmidt trigger.The mouth order steady state trigger circuit of the four or two input end NAND gate, univibrator circuit also are connected with the input end of the one or three input end NAND gate, the two or three input end NAND gate respectively.First, second, third 3 input end NAND gate respectively through the 6th, second, third phase inverter connects the input end of power amplifier, the one or two input end NAND gate also connects the input end of power amplifier through first phase inverter.

The beneficial effects of the utility model are: the novel structure uniqueness, circuit layout is ingenious, reliability is high, good stability, long service life.

Description of drawings:

Below in conjunction with drawings and Examples the utility model is further described:

Fig. 1 is the circuit block diagram of a kind of banding machine electrical control gear of the present utility model;

Fig. 2 is the power circuit diagram in the banding machine electrical control gear of the present utility model;

Fig. 3 is the motor control circuit figure in the banding machine electrical control gear of the present utility model;

Fig. 4 is the time schedule control motor signal in the banding machine electrical control gear of the present utility model, the circuit diagram that time schedule control is sent band signal;

Fig. 5 is the charged magnet control circuit figure that send in the banding machine electrical control gear of the present utility model;

Fig. 6 is the time schedule control magnetic clutch circuit diagram in the banding machine electrical control gear of the present utility model;

Fig. 7 is the magnetic inductor circuit diagram in the banding machine electrical control gear of the present utility model;

Fig. 8 is the electric heater circuit diagram in the banding machine electrical control gear of the present utility model.

Integrated circuit 4538 among the figure is the double precision univibrator, integrated circuit 4023 is three input ends, three NAND gate, integrated circuit 4011 is two input ends, four NAND gate, integrated circuit 4069UB is a hex inverter, integrated circuit 40105 is six Schmidt triggers, MOC3041 is a photoelectrical coupler, and RL1 is a relay, and LS-1～LS-5 is a travel switch.

The specific embodiment:

Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7, Fig. 8 have described an embodiment of the present utility model jointly.

Fig. 1 is the electric functional block diagram of banding machine electrical control gear, its mainly by voltage transformer 1, power supply 2, temperature booster 3, motor switch control circuit 4, relay 5, sequential control circuit 6, magnetic clutch 7, send charged road 8, electromagnet 9, Magnetic Sensor 10 etc. to form.Sequential control circuit is delivered to the motor switch control circuit to signal, and control relay RL1 realizes motor switch.Timing control signal is delivered to control circuit for electromagnet, and work of electromagnet realizes sending driving and does.Timing control signal is delivered to magnetic clutch, realizes the banding machine exercises.

Fig. 2 becomes for voltage transformer～24V+the 12V circuit.

Among Fig. 4, when the LS-5 closing of contact, Q3 ends, the 10 pin output high level pulse of U1, the Q4 conducting, as seen from Figure 5, photoelectrical coupler is driven, Q8 triac triggering and conducting, generation+220V voltage between A9, A7, the SOL energising, electromagnetic actuation, tape-feed are carried out to send to drive and are done.The electromagnetic actuation time is the band time of sending, and the RC time constant of being made up of VR2, R4 and C7 determines.Press the FEED key switch, realize manually sending band.

Among Fig. 6,10 pin of U5 are low level, and Q5 ends among Fig. 4, and R9 charges to C9, and through about 30 seconds, 3, the 4 pin current potentials of U1 raise, and make the monostable circuit upset, the 6 pin output high level of U1, Q6 conducting, the work of RL1 relay, motor outage.When 10 pin of U5 transfer high level to, the Q5 conducting, C9 voltage is reduced to low level rapidly, and Q6 ends, the outage of RL1 relay, motor recovers energising.

Fig. 6 is a time schedule control magnetic clutch circuit.By double precision flip-flop integrated circuit circuit 4538, three input ends, three NAND gate integrated circuit, 4023, two input ends, four NAND gate integrated circuit, 4011, six Schmidt trigger integrated circuit 40105, compositions such as hex inverter integrated circuit 4069UB.U5, U6 form 4 univibrator circuit, form decision circuit by U2, U3, U4, U7, form power amplifier by R32, Q9, Q10, drive magnetic clutch (CLUTCE), LS-1, LS-3, LS-4, LS-5, LS-2 travel switch make its closed and open circuit chronologically by the cam of banding machine, are incipient state shown in Fig. 6.When packing tape injects guiding groove, make the LS-1 closure, 11 pin of U5 obtain the falling edge signal, and the l0 pin of U5 produces the high level pulse signal, is input to 13 pin of U3.Form logic drive circuit by U3C, U7C, D15, R32, Q9, Q10 etc., drive magnetic clutch.The cam that is contained on the bale packing arbor is followed rotation, makes the LS-3 closure, and high level appears in 13 pin of U2.After packing tape tightens up, the magnet steel close with magnetic inductor L1 stops operating, Q3 conducting in the magnetic inductor, 11 pin of U2 obtain the falling edge signal, 10 pin of U6 produce 1 pin of high level pulse signal to U3, form logic drive circuit by U3A, U7F, D17, R32, Q9, Q10, drive magnetic clutch.When forwarding to, cam makes the LS-4 make position, 8 pin of U4 produce the falling edge signal, the upset of U6A univibrator circuit, 7 pin of U6 are low level, through R44, R64, R42 resistance network and C23 form 7 pin that discharge and recharge time constant (this time is the bonding time of packing tape) U6 and recover high level, by U3B, U7B, D16, R32, Q9, Q1, Q10 etc. form logic drive circuit, drive magnetic clutch, cam rotation makes LS-4 when open circuit when forwarding to, the magnetic clutch outage, cam stops operating, LS-5 on the top makes the LS-5 closure, Fig. 4, what represent among Fig. 5 is that banding machine produces the state of doing that drives that send.

The RESET button is cut the band button for moving back band, at initial condition, presses the RESET key, 11 pin of U5 obtain a falling edge signal, 10 pin of U5 produce high level pulse, as previously mentioned, and the magnetic clutch adhesive, banding machine moves back to drive and does, press for the second time the RESET key, 6 pin of U5 produce the high level pulse signal, as previously mentioned, magnetic clutch adhesive, banding machine produce to cut to drive and do.And then produce to send to drive and do, send the end of tape, banding machine returns to initial condition.

Claims

1, a kind of banding machine electrical control gear, sequential control circuit is arranged, sequential control circuit is connected to magnetic inductor, sequential control circuit also respectively with motor switch control circuit, magnetic clutch and send the band control circuit be connected, motor switch control circuit control motor relay send the control of band control circuit to send charged magnet, has power circuit to provide power supply for above-mentioned each circuit, it is characterized in that: sequential control circuit adopts the integrated circuit circuit, and magnetic inductor adopts big winding inductance.

2, banding machine electrical control gear according to claim 1 is characterized in that: the big winding inductance in the magnetic inductor adopts the magnetic core of I shape, and its number of turns of winding is: 2400 circles ± 100 circles.

3, banding machine electrical control gear according to claim 1 and 2, it is characterized in that: a double precision univibrator circuit is arranged in the integrated circuit sequential control circuit, four univibrator circuit are arranged, a univibrator circuit is connected with double precision univibrator circuit, other has NAND gate circuit, Schmitt trigger circuit, inverter circuit to be connected with the univibrator circuit, and being connected to power amplifier, the input end of circuit is connected to by the travel switch of the cam-controlled of banding machine and magnetic inductor.

4, banding machine electrical control gear according to claim 3 is characterized in that: NAND gate circuit is three input ends, three NAND gate integrated circuit and two input ends, four NAND gate integrated circuit.

5, banding machine electrical control gear according to claim 3 is characterized in that: inverter circuit adopts the hex inverter integrated circuit.

6, banding machine electrical control gear according to claim 4, it is characterized in that: the input end of univibrator circuit and one the three or three input end NAND gate, the one or two an input end NAND gate joins, and joins with the mouth of one second NAND gate.

7, banding machine electrical control gear according to claim 6, it is characterized in that: the first travel switch circuit is connected with the univibrator circuit through the 6th Schmidt trigger and the 5th phase inverter, reseting switch circuit connects the input end and the 5th phase inverter of the two or two input end NAND gate through the 5th Schmidt trigger, and the third trip switch circuit connects the input end of the four or two input end NAND gate and first, second two input ends NAND gate through second Schmidt trigger.

8, banding machine electrical control gear according to claim 7, it is characterized in that: the third trip switch circuit connects an input end of the four or two input end NAND gate through the 4th Schmidt trigger, the magnetic inductor signal connects another input end of the four or two input end NAND gate through first Schmidt trigger, fourth line journey switch circuit connects the input end of the two or three input end NAND gate through the 3rd Schmidt trigger, and the 3rd Schmidt trigger connects another input end of the one or three input end NAND gate through the 4th Schmidt trigger.

9, banding machine electrical control gear according to claim 8, it is characterized in that: the mouth order steady state trigger circuit of the four or two input end NAND gate, univibrator circuit also are connected with the input end of the one or three input end NAND gate, the two or three input end NAND gate respectively.

10, banding machine electrical control gear according to claim 9, its spy is just: first, second, third 3 input end NAND gate respectively through the 6th, second, third phase inverter connects the input end of power amplifier, the one or two input end NAND gate also connects the input end of power amplifier through first phase inverter.