CN2585292Y - Control device for plate-fixing machine - Google Patents

Abstract

The utility model belongs to the technical field of position control without using feedback. A controller of a plate fixing machine comprises a power supply circuit, a switching circuit, a delay circuit, a speed stabilizing and regulating circuit, and a temperature control circuit connected with the input end of a power supply, wherein the switching circuit comprises an LED and a resistor R[1] which are connected in series and then are connected with the output end of the power supply, a light receiving diode D [1] and resistors R [2] and R [3] which are connected in series and then are connected in parallel with the LED and the resistor R [1], a triode V [1] of which the base is connected between the resistor R [2] and the resistor R [3], and a relay J [1] connected with a collector of the triode V [1]; the temperature control circuit comprises normally open contacts J [1-2] of the relay J [1] connected with the input end of the power supply circuit, a potentiometer RP [3] connected in series with the normally open contacts J [1-2], a capacitor C [6] connected in series with the potentiometer RP [3], bidirectional thyristors VS connected in parallel with the normally open contacts J [1-2], the potentiometer RP [3] and the capacitor C[6], and a bidirectional threshold diode VT which is connected between the potentiometer RP [3] and the capacitor C [6] and is connected with the control ends of the bidirectional thyristors VS. The controller of the plate fixing machine causes the plate fixing effects of a plate head and a plate end to be consistent, is capable of regulating the speed of fixing the plate as required, and has no mechanical contact, no abrasion, and stable plate fixing state.

Description

Gu version machine controller

Affiliated technical field

The utility model belongs to the technical field of the position control that the feedback do not utilized.

Background technology

Existing solid version machine is all controlled by mechanical mechanism in the process of carrying out solid version, promptly reaches the purpose of control by a large amount of cams and contacting of travel switch.But owing to be mutual rubbing contact between cam and travel switch, thereby, in the process of using,, cause the instability of solid version state, and equipment one work promptly beginning solid version because error appears in wearing and tearing, temperature is low during beginning, and solid edition of version head is insecure.And the probability that Mechanical Contact breaks down is very high.

Goal of the invention

The purpose of this utility model provides a kind of machinery contact, in stable condition, the solid version of solid version solid version machine controller of effect unanimity end to end that do not have.

Technical solution

This solid version machine controller comprises power circuit, is connected on the on-off circuit on the power circuit, the delay circuit in parallel with on-off circuit, the speed stabilizing alignment circuit in parallel with delay circuit; Be connected on the temperature-control circuit on the power input; On-off circuit comprises LED and the resistance R that is connected on after the series connection on the power output end ₁, series connection back and LED and resistance R ₁Light-emitting diode D in parallel ₁, resistance R ₂And resistance R ₃, base stage is connected on resistance R ₂And resistance R ₃Between triode V ₁, be connected on triode V ₁Relay J on the collector ₁The temperature circuit for regulating and controlling comprises the relay J that is connected on the power circuit input end ₁The long contact J that opens _1-2, with normally opened contact J _1-2The potentiometer RP of series connection ₃, with potentiometer RP ₃The capacitor C of series connection ₆, with the long contact J that opens _1-2, potentiometer RP ₃And capacitor C ₆Bidirectional triode thyristor VS in parallel is connected on potentiometer RP ₃And capacitor C ₆Between the two-way threshold values diode VT that is connected with bidirectional triode thyristor VS control end.

Since on-off circuit and temperature-control circuit are arranged, when anti-dazzling screen leaves LED, diode D ₁Be subjected to photoconduction logical, triode V ₁Conducting, relay J ₁Get electric work, the relay J of temperature-control circuit ₁The long contact J that opens _1-2Closure makes two-way threshold values diode VT control controllable silicon be in the interruption conducting state, and a solid version lamp works in preheat mode, and when delay circuit delays finishes when carrying out solid version work, a solid version temperature raises, version front page tail edition effect unanimity admittedly.The speed stabilizing alignment circuit is arranged, can adjust the speed of solid version as required; Gu the version process is controlled by opto-electronic conversion, there is not the machinery contact, there are not wearing and tearing, Gu version is in stable condition.

Embodiment

Accompanying drawing shows embodiment of the present utility model, wherein:

Figure 1 shows that the circuit block diagram of solid version machine controller:

Figure 2 shows that the circuit theory diagrams of solid version machine controller:

Solid version machine controller as shown in the figure comprises power circuit 1, is connected on the on-off circuit 2 on the power circuit 1, the delay circuit 3 in parallel with on-off circuit 2, the speed stabilizing alignment circuit 4 in parallel with delay circuit 3; Be connected on the warm circuit for regulating and controlling (5) on the power input; Power circuit 1 comprises the transformer B that is connected on the power supply, is connected on the bridge rectifier D Z of transformer B output terminal.On-off circuit 2 comprises LED and the resistance R that is connected on after the series connection on power circuit 1 output terminal ₁, series connection back and LED and resistance R ₁Light-emitting diode D in parallel ₁, resistance R ₂And resistance R ₃, base stage is connected on resistance R ₂And resistance R ₃Between triode V ₁, be connected on triode V ₁Relay J on the collector ₁, with relay J ₁Diode connected in parallel D ₂Delay circuit 3 comprises the relay J that is connected on power circuit 1 output terminal ₁Normally opened contact J _1-1, be connected on normally opened contact J after the series connection _1-1On potentiometer RP ₁And capacitor C ₁, be connected on potentiometer RP ₁And capacitor C ₁Between resistance R ₄, base stage is connected on resistance R ₄On complex pipe V ₂V ₃, be connected on complex pipe V ₂V ₃Collector and normally opened contact J _1-1Between relay J ₂, with relay J ₂Diode connected in parallel D ₃Speed stabilizing alignment circuit 4 comprises the relay J that is connected on power circuit 1 output terminal ₂Normally opened contact J _2-1, be connected on normally opened contact J _2-1On capacitor C ₂, be connected on normally opened contact J _2-1And capacitor C ₂Between four pin operational amplifier IC ₁, four pin operational amplifier IC ₁For speed stabilizing speed governing integrated package C-1470, be connected on normally opened contact J after the series connection _2-1With four pin operational amplifier 1C ₁The resistance R of output terminal ₅With potentiometer RP ₂, with resistance R ₅With potentiometer RP ₂Motor M in parallel.Temperature-control circuit 5 comprises the relay J that is connected on power circuit 1 input end ₁The long contact J that opens _1-2, with normally opened contact J _1-2The potentiometer RP of series connection ₃, with potentiometer RP ₃The capacitor C of series connection ₆, with the long contact J that opens _1-2, potentiometer RP ₃And capacitor C ₆Bidirectional triode thyristor VS in parallel is connected on potentiometer RP ₃And capacitor C ₆Between the two-way threshold values diode VT that is connected with bidirectional triode thyristor VS control end, series connection back and bidirectional triode thyristor VS parallel resistor R ₆, capacitor C ₅, be connected on the solid version lamp R on bidirectional triode thyristor VS and the power supply _L

Claims (3)

1, a kind of solid version machine controller comprises power circuit (1), it is characterized in that also comprising the on-off circuit (2) that is connected on the power circuit (1), the delay circuit (3) in parallel with on-off circuit (2), the speed stabilizing alignment circuit (4) in parallel with delay circuit (3); Be connected on the temperature-control circuit (5) on the power input; On-off circuit (2) comprises LED and the resistance R that is connected on after the series connection on the power output end ₁, series connection back and LED and resistance R ₁Light-emitting diode D in parallel ₁, resistance R ₂And resistance R ₃, base stage is connected on resistance R ₂And resistance R ₃Between triode V ₁, be connected on triode V ₁Relay J on the collector ₁Temperature circuit for regulating and controlling (5) comprises the relay J that is connected on power circuit (1) input end ₁The long contact J that opens _1-2, with normally opened contact J _1-2The potentiometer RP of series connection ₃, with potentiometer RP ₃The capacitor C of series connection ₆, with the long contact J that opens _1-2, potentiometer RP ₃And capacitor C ₆Bidirectional triode thyristor VS in parallel is connected on potentiometer RP ₃And capacitor C ₆Between the two-way threshold values diode VT that is connected with bidirectional triode thyristor VS control end.

2, solid version machine controller according to claim 1 is characterized in that delay circuit (3) comprises the relay J that is connected on power circuit 1 output terminal ₁Normally opened contact J _1-1, be connected on normally opened contact J after the series connection _1-1On potentiometer RP ₁And capacitor C ₁, be connected on potentiometer RP ₁And capacitor C ₁Between resistance R ₄, base stage is connected on resistance R ₄On complex pipe V ₂V ₃, be connected on complex pipe V ₂V ₃Collector and normally opened contact J _1-1Between relay J ₂, with relay J ₂Diode connected in parallel D ₃

3, solid version machine controller according to claim 1 is characterized in that speed stabilizing alignment circuit (4) comprises the relay J that is connected on power circuit 1 output terminal ₂Normally opened contact J _2-1, be connected on normally opened contact J _2-1On capacitor C ₂, be connected on normally opened contact J _2-1And capacitor C ₂Between four pin operational amplifier IC ₁, be connected on normally opened contact J after the series connection _2-1With four pin operational amplifier IC ₁The resistance R of output terminal ₅With potentiometer J ₂, with resistance R ₅With potentiometer J ₂Motor M in parallel.

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