CN201835088U - Anti-roller winding detector - Google Patents
Anti-roller winding detector Download PDFInfo
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- CN201835088U CN201835088U CN2010205921804U CN201020592180U CN201835088U CN 201835088 U CN201835088 U CN 201835088U CN 2010205921804 U CN2010205921804 U CN 2010205921804U CN 201020592180 U CN201020592180 U CN 201020592180U CN 201835088 U CN201835088 U CN 201835088U
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Abstract
The utility model relates to an anti-roller winding detector, which comprises a transmitting unit (12), a voltage stabilizing unit (6), an electrification moment error output suppressing unit (5), a synchronous transmitting and receiving processing unit (3), a photoelectric signal receiving and amplifying unit (2), a signal detection and shaping unit (4), an output unit (7), a pulse generator (11) and an output protection loop (13), and is characterized in that: the photoelectric signal receiving and amplifying unit forms a main channel of an infrared light beam monitoring barrier with the emitting unit through the synchronous transmitting and receiving processing unit and the pulse generator, and is electrically connected with the signal detection and shaping unit, the output unit and the electrification moment error output suppressing unit in turn through another output end; and simultaneously, the output protection loop is connected in parallel between the signal detection and shaping unit and the output unit. The anti-roller winding detector outputs a low level and stops running immediately when deformation or breakage of a roller rubber belt or knitting chips are detected by the photoelectric detection principle, so that a machine is prevented from being damaged; and on the other hand, the sensitivity of the circuit can be adjusted according to the requirement of practical production.
Description
Technical field
The utility model relates to a kind of testing circuit, relates in particular to a kind of anti-roller winding inspection prison device.
Background technology
On the Computerized flat knitting machine that hosiery trade is used always, carry out continuously in order to make braiding, fabric traction is mainly finished by roller.During operate as normal, pieces of fabric is sandwiched between two smooth balata belts of roller, drives the balata belt clamping and rotates the traction fabric movement by rotating roller.But in the weaving textile process, have the outstanding distortion of balata belt inevitably even break, this distortion or the belt that breaks drive the fabric chip and twine, and chip is along with the rotation of roller belt is rolled up more and more.This moment, twister is possibility tractive knitted fabric just if untimely shutdown is cleared up, and caused the knitted fabric distortion, more seriously also can cause weaving the fracture with draw point, caused waste of material, and production cost remains high.In the actual production, all be to rely on the workman to check that at the scene the workman has carelessness slightly for the detection of roller twister, machine just may be because of twister too much breaks down, and this both had been unfavorable for enhancing productivity, and also was unfavorable for reducing production costs.If can utilize photosignal to detect automatically, then can enhance productivity greatly.But; traditional photoelectric detection system is used as counter on the one hand; and not be used in and judge whether to exist twister on roller and the conveyer; the detection of roller balata belt has higher requirements to sensitivity on the other hand; too sensitivity then causes under the machine normal operation and often shuts down; insufficient sensitivity then causes the detection task not finish, and production equipment is impaired.
Summary of the invention
The purpose of this utility model is to provide a kind of anti-roller winding inspection prison device at the defective that prior art exists; this circuit utilizes optical detection principle; when detecting the distortion of roller balata belt, breaking; during perhaps knitting clast; automatically send warning message, and in time shut down, avoid machine breakdown; in addition, this circuit can also be regulated sensitivity as required.
For solving the problems of the technologies described above, the utility model provides a kind of anti-roller winding inspection prison device, comprises transmitter unit, transmitter unit, is used to receive and amplify the reception amplifying unit and the output unit of photosignal, and described reception amplifying unit is exported first signal of telecommunication; This testing circuit also comprises synchronous processing unit, and described synchronous processing unit is exported second signal of telecommunication; Be used to suppress the signal demodulator and the shaping unit of interfering signal, second signal of telecommunication detection shaping in described signal demodulator shaping unit of first signal of telecommunication of described reception amplifying unit output and the output of described synchronous processing unit; And the mistake output that suppresses the output of energising moment mistake suppresses the unit.
Described voltage regulation unit 6 is used for powering to entire circuit, it is made up of triode T4, resistance R 19, voltage-stabiliser tube D5, diode D3, capacitor C 10, resistance R 6, capacitor C 1, wherein, the colelctor electrode of triode T4 connects voltage input end 8, and emitter stage is connected with diode D3, resistance R 6, capacitor C 1; 6 ground capacity C10 in parallel of diode D3 and resistance R; The resistance R 19 that links to each other with voltage input end 8 in parallel between the base stage of triode T4 and voltage-stabiliser tube D5, voltage-stabiliser tube D5 connects output unit 7;
Described impulse generator 11 is by integrated circuit U1C, capacitor C 13, diode D10, triode T6 and resistance R 23, resistance R 24, resistance R 25, resistance R 26, resistance R 27, resistance R 28 is formed, wherein, resistance R 23, integrated circuit U1C, resistance R 26, resistance R 27, resistance R 28 is connected serially to the colelctor electrode of triode T6 successively, resistance R 23 is electrically connected with the emitter stage of triode T6 and a capacitor C 13 in parallel, capacitor C 13 with respectively with the low pressure input of integrated circuit, resistance R 24 links to each other with resistance R 25, resistance R 25 and resistance R 26 indirect diode D10, the base stage of triode T6 is electrically connected to resistance R 24.The voltage output end of integrated circuit U1C is to synchronous processing unit 3 output signals, and the collector and emitter of triode T6 is to transmitter unit 12 output signals;
Describedly constitute oscillating circuit by integrated circuit U1C, resistance R 23, resistance R 26, resistance R 27, resistance R 24, resistance R 25, diode D10, wherein diode D10, resistance R 25, resistance R 24 change dutycycle, the pulse enable signal triode T6 conducting of integrated circuit U1C output pin or end, transmitter is drawn by 2 meters electric wires of two cores, is connected on the collector and emitter of triode T6;
Described reception amplifying unit 2 is by capacitor C 2, capacitor C 3, capacitor C 4, capacitor C 5, capacitor C 6 and capacitor C 7 and resistance R 1, resistance R 2, resistance R 3, resistance R 4, resistance R 5, resistance R 7, resistance R 8, resistance R 9 and resistance R 10 and receive triode T1, integrated circuit U1A, integrated circuit U1B form.Wherein, resistance R 1,2 series connection of triode T3 and resistance R and with voltage regulation unit in capacitor C 1 ground connection in parallel, receive triode T1 and resistance R 2 shunt capacitance C2,4 series connection of resistance R 3 and resistance R and equally with voltage regulation unit in capacitor C 1 ground connection in parallel, resistance R 4 shunt capacitance C3, series capacitance C4 between the transmitting terminal of reception triode T1 and the low pressure input of integrated circuit U1A, parallel resistance R5 between integrated circuit U1A low pressure input and the output, resistance R 5 is in parallel with capacitor C 5, the high voltage input terminal of integrated circuit U1A is connected electrically between resistance R 3 and the resistance R 4, the output series resistance R7 of integrated circuit U1A, adjustable resistance R8, capacitor C 6 back ground connection, series connection integrated circuit U1B between adjustable resistance R8 and the capacitor C 6, resistance R 10 and resistance R 9, and the low pressure input of integrated circuit U1B is connected electrically between resistance R 9 and the resistance R 10, and the voltage output end of integrated circuit U1B inputs to signal demodulator and integer unit 4 by capacitor C 7 with signal;
Described synchronous processing unit 3 is made up of diode D8, diode D9, integrated circuit U3E, resistance R 22 and capacitor C 12, the signal of telecommunication is imported synchronous processing unit from the integrated circuit U1C output of impulse generator 11, and exports the signals of telecommunication by the output of diode D8 to signal demodulator and integer unit 4.Wherein, diode D8, integrated circuit U3E and resistance R 22 series connection, diode D9 is in parallel with resistance R 22, and is in parallel with resistance R 22 after capacitor C 12 is connected with resistance R 23, R26;
Described signal demodulator and integer unit 4 comprise resistance R 11, resistance R 12, resistance R 14 and integrated circuit U2A, integrated circuit U2B, integrated circuit U2C and integrated circuit U3A and diode D1, resistance C8.Wherein, resistance R 12, integrated circuit U2A, integrated circuit U2B, integrated circuit U2C and diode D1 are successively by capacitor C 7 series connection ground connection, capacitor C 8 is in parallel with resistance R 11, resistance R 14 is in parallel with integrated circuit U2A, integrated circuit U2B, integrated circuit U3A is electrically connected between diode D1 and the resistance R 11, resistance R 13 output signals in protected location; Constitute the signal demodulator circuit by integrated circuit U2A, integrated circuit U2B, diode D1, capacitor C 8, constitute signal integer circuit by integrated circuit U3A;
The output of described energising moment mistake suppresses unit 5 and is made of resistance R 16, capacitor C 11, integrated circuit U3D, diode D2, resistance R 15.Described protected location is by resistance R 21, triode T2, capacitor C 9, resistance R 13, integrated circuit U3B, integrated circuit U3C constitutes, wherein, resistance R 16, integrated circuit U3D, diode D2, integrated circuit U3C connects successively, the base stage output signal of telecommunication by integrated circuit U3C triode T3 in output unit 7, capacitor C 11, capacitor C 9, integrated circuit U3B, resistance R 15 is connected in parallel on diode D2 and integrated circuit U3D two ends, resistance R 13 is connected electrically between capacitor C 9 and the integrated circuit U3B, the base series resistor R21 of triode T2, diode D7 is to earth terminal 10, emitter stage is connected between capacitor C 9 and the capacitor C 11, and colelctor electrode is connected between capacitor C 9 and the resistance R 13; Form load overload and short-circuit protection by resistance R 21, triode T2, capacitor C 9, resistance R 13, integrated circuit U3B, integrated circuit U3C, diode D7 is the antipolarity protection;
Described output unit 7 is made up of resistance R 17, resistance R 18, resistance R 20 and triode T3, triode T5 and light emitting diode D4, voltage-stabiliser tube D6.Wherein, the signal of telecommunication of triode T3 receiving integrate circuit U3C, voltage input end 8 connects the colelctor electrode of triode T3 by resistance R 17 and light emitting diode D4, the base stage that earth terminal 10 meets the emitter stage triode T5 of triode T3 by resistance R 18 connects the emitter stage of triode T3, the emitter stage connecting resistance R21 of triode T5, colelctor electrode connects the voltage output end 9 of testing circuit, connecting resistance R20 between voltage input end 8 and the voltage output end 9;
Described voltage input end 8 input voltages, earth terminal G ground connection.The colelctor electrode output pulse signal of the triode T6 of impulse generator 11 is to infrared light transmitter unit 12, infrared light transmitter unit 12 is luminous according to the pulse signal control light emitting diode D12 that receives, detection signal is received amplifying unit 2 by photosignal and amplifies, and by capacitor C 7 input signal detections and shaping unit 4,11 pulse signals input synchronous processing unit 3, synchronous processing unit 3 is to signal demodulator and shaping unit 4 synchronized transmissions signals, whether signal demodulator and shaping unit 4 are the signals that this circuit self sends according to the input-signal judging that photosignal receives amplifying unit 2 and synchronous processing unit 3, to suppress other interference.Signal after signal demodulator and shaping unit 4 detection shapings is controlled output voltage by output 9 outputs then by the turn-on and turn-off of the turn-on and turn-off control triode T5 of triode T3.Be connected mistake output 9 of input 8 and outputs and suppress unit 5.
Supervise device according to this anti-roller winding inspection that above technical scheme proposes; utilize optical detection principle; when detecting the distortion of roller balata belt, breaking; during perhaps knitting clast; output low level is in time shut down, and avoids machine breakdown; on the other hand, this circuit can also be regulated sensitivity according to needs of production.
Description of drawings
By the description of its exemplary embodiment being carried out below in conjunction with accompanying drawing, the above-mentioned feature and advantage of the utility model will become apparent and understand easily.
Fig. 1 is the utility model detector concept block diagram;
Fig. 2 is the utility model detector circuit figure.
Among the figure:
1-testee 2-photosignal receives amplifying unit 3-emission and receives synchronous processing device 4-signal and see and involve shaping circuit 5-energising moment mistake output control unit 6-voltage regulation unit 7-output unit 8-input 9-output 10-earth terminal 11-impulse generator 12-transmitter unit
The specific embodiment
Below in conjunction with attached Fig. 1 and 2 the utility model is described in further detail.
As shown in Figure 1 shown in the physical circuit figure that detector concept block diagram and Fig. 2 provide:
The anti-roller winding detector that the utility model is introduced comprises that transmitter unit 12, voltage regulation unit 6, energising moment mistake output inhibition unit 5, emission receive synchronous processing unit 3, photosignal receives amplifying unit 2, signal demodulator and shaping unit 4, output unit 7, impulse generator 11 and output protection loop 13; It is characterized in that: described photosignal receives amplifying unit and constitutes infrared beam with transmitter unit and monitor the main channel of barrier except that receive synchronous processing unit and an impulse generator by emission; also suppress the unit and be electrically connected with signal demodulator and shaping unit, output unit, the output of energising moment mistake successively, simultaneously an output protection loop in parallel between signal demodulator and shaping unit and output unit by another output.Measured body 16 is a barrier among Fig. 1.
(1) voltage regulation unit
Described voltage regulation unit 6 is used for to the entire circuit power supply, and it is by triode T4, resistance R 19, voltage stabilizing
Pipe D5, diode D3, capacitor C 10, resistance R 6, capacitor C 1 are formed, and wherein, the colelctor electrode of triode T4 connects voltage input end 8, and emitter stage is connected with diode D3, resistance R 6, capacitor C 1; 6 ground capacity C10 in parallel of diode D3 and resistance R; The resistance R 19 that links to each other with voltage input end 8 in parallel between the base stage of triode T4 and voltage-stabiliser tube D5, voltage-stabiliser tube D5 connects output unit 7.
Voltage input end 8 input voltages, diode D3, capacitor C 10 be used for receiving the signal of telecommunication, the voltage stabilizing of avoiding radiating circuit, working power, heavy load to switch on and off factor initiations such as moment is subjected to disturbance, the effect of resistance R 6, capacitor C 1 is identical with the effect of diode D3, capacitor C 10, and they make preposition amplification more stable.
(2) impulse generator 11 and transmitter unit 12
Described impulse generator 11 is by integrated circuit U1C, capacitor C 13, diode D10, triode T6 and resistance R 23, resistance R 24, resistance R 25, resistance R 26, resistance R 27, resistance R 28 is formed, wherein, resistance R 23, integrated circuit U1C, resistance R 26, resistance R 27, resistance R 28 is connected serially to the colelctor electrode of triode T6 successively, resistance R 23 is electrically connected with the emitter stage of triode T6 and a capacitor C 13 in parallel, capacitor C 13 with respectively with the low pressure input of integrated circuit, resistance R 24 links to each other with resistance R 25, resistance R 25 and resistance R 26 indirect diode D10, the base stage of triode T6 is electrically connected to resistance R 24.The voltage output end of integrated circuit U1C is to synchronous processing unit 3 output signals, and the collector and emitter of triode T6 is to transmitter unit 12 output signals.
Constitute oscillating circuit by integrated circuit U1C, resistance R 23, resistance R 26, resistance R 27, resistance R 24, resistance R 25, diode D10, wherein diode D10, resistance R 25, resistance R 24 change dutycycle, the pulse enable signal triode T6 conducting of integrated circuit U1C output pin or end, transmitter is drawn by 2 meters electric wires of two cores, is connected on the collector and emitter of triode T6.
When triode T6 when (time is longer), triode T7 ends, electric current by the emitter stage of triode T4 through resistance R 28(1K), diode D11 is to capacitor C 14 little electric current charging batterys; When triode T6 conducting (time is very short), triode T7 conducting thereupon, the voltage of capacitor C 14 is through resistance R 31(10 Ω), the emitter stage of triode T7, colelctor electrode, light emitting diode D12 form big electric current high rate discharge (transmitter emission infrared light), solves the efficient emission problem of the long line of two cores.
(3) receive amplifying unit
Described reception amplifying unit 2 is by capacitor C 2, capacitor C 3, capacitor C 4, capacitor C 5, capacitor C 6 and capacitor C 7 and resistance R 1, resistance R 2, resistance R 3, resistance R 4, resistance R 5, resistance R 7, resistance R 8, resistance R 9 and resistance R 10 and receive triode T1, integrated circuit U1A, integrated circuit U1B form.Wherein, resistance R 1,2 series connection of triode T3 and resistance R and with voltage regulation unit in capacitor C 1 ground connection in parallel, receive triode T1 and resistance R 2 shunt capacitance C2,4 series connection of resistance R 3 and resistance R and equally with voltage regulation unit in capacitor C 1 ground connection in parallel, resistance R 4 shunt capacitance C3, series capacitance C4 between the transmitting terminal of reception triode T1 and the low pressure input of integrated circuit U1A, parallel resistance R5 between integrated circuit U1A low pressure input and the output, resistance R 5 is in parallel with capacitor C 5, the high voltage input terminal of integrated circuit U1A is connected electrically between resistance R 3 and the resistance R 4, the output series resistance R7 of integrated circuit U1A, adjustable resistance R8, capacitor C 6 back ground connection, series connection integrated circuit U1B between adjustable resistance R8 and the capacitor C 6, resistance R 10 and resistance R 9, and the low pressure input of integrated circuit U1B is connected electrically between resistance R 9 and the resistance R 10, and the voltage output end of integrated circuit U1B inputs to signal demodulator and integer unit 4 by capacitor C 7 with signal.
Integrated circuit U1A, integrated circuit U1B form three-stage amplifier, receive amplifying unit and also comprise the adjustable resistance that is used to regulate sensitivity.
(4) synchronous processing unit
Described synchronous processing unit 3 is made up of diode D8, diode D9, integrated circuit U3E, resistance R 22 and capacitor C 12, the signal of telecommunication is imported synchronous processing unit from the integrated circuit U1C output of impulse generator 11, and exports the signals of telecommunication by the output of diode D8 to signal demodulator and integer unit 4.Wherein, diode D8, integrated circuit U3E and resistance R 22 series connection, diode D9 is in parallel with resistance R 22, and is in parallel with resistance R 22 after capacitor C 12 is connected with resistance R 23, R26.
Integrated circuit U3E, diode D8, diode D9, resistance R 28, capacitor C 12 make receiving circuit receive only the infrared signal of oneself emission, and suppress other interfering signal, improve anti-interference problem.
(5) signal demodulator and integer unit:
Described signal demodulator and integer unit 4 comprise resistance R 11, resistance R 12, resistance R 14 and integrated circuit U2A, integrated circuit U2B, integrated circuit U2C and integrated circuit U3A and diode D1, resistance C8.Wherein, resistance R 12, integrated circuit U2A, integrated circuit U2B, integrated circuit U2C and diode D1 are successively by capacitor C 7 series connection ground connection; capacitor C 8 is in parallel with resistance R 11; resistance R 14 is in parallel with integrated circuit U2A, integrated circuit U2B; integrated circuit U3A is electrically connected between diode D1 and the resistance R 11, resistance R 13 output signals in protected location.
Constitute the signal demodulator circuit by integrated circuit U2A, integrated circuit U2B, diode D1, capacitor C 8, constitute signal integer circuit by integrated circuit U3A.
(6) output of energising moment mistake suppresses unit and protected location
The output of described energising moment mistake suppresses unit 5 and is made of resistance R 16, capacitor C 11, integrated circuit U3D, diode D2, resistance R 15.Described protected location is made of resistance R 21, triode T2, capacitor C 9, resistance R 13, integrated circuit U3B, integrated circuit U3C.
Wherein, resistance R 16, integrated circuit U3D, diode D2, integrated circuit U3C connect successively, the base stage output signal of telecommunication by integrated circuit U3C triode T3 in output unit 7, capacitor C 11, capacitor C 9, integrated circuit U3B, resistance R 15 are connected in parallel on diode D2 and integrated circuit U3D two ends, resistance R 13 is connected electrically between capacitor C 9 and the integrated circuit U3B, the base series resistor R21 of triode T2, diode D7 are to earth terminal 10, emitter stage is connected between capacitor C 9 and the capacitor C 11, and colelctor electrode is connected between capacitor C 9 and the resistance R 13.
When power connection moment, transmitter unit and receiving element also are not in normal operating conditions, can be accompanied by mistake pulse output this moment, and this will be to the signal of a mistake of machine, and this is unallowed.Testing circuit of the present utility model constitutes energising moment mistake output by resistance R 16, capacitor C 11, integrated circuit U3D, diode D2, resistance R 15 and suppresses circuit, guarantees power connection moment, the operate as normal of machine.The output of this mistake suppresses circuit and comprises the inverse operation integrated circuit, be used for energising moment to described output unit output low level, and then, make the device that connects this testing circuit keep operation at circuit output end output high level.Form load overload and short-circuit protection by resistance R 21, triode T2, capacitor C 9, resistance R 13, integrated circuit U3B, integrated circuit U3C, diode D7 is the antipolarity protection.
(7) output unit
Described output unit 7 is made up of resistance R 17, resistance R 18, resistance R 20 and triode T3, triode T5 and light emitting diode D4, voltage-stabiliser tube D6.Wherein, the signal of telecommunication of triode T3 receiving integrate circuit U3C, voltage input end 8 connects the colelctor electrode of triode T3 by resistance R 17 and light emitting diode D4, the base stage that earth terminal 10 meets the emitter stage triode T5 of triode T3 by resistance R 18 connects the emitter stage of triode T3, the emitter stage connecting resistance R21 of triode T5, colelctor electrode connects the voltage output end 9 of testing circuit, connecting resistance R20 between voltage input end 8 and the voltage output end 9.
By resistance R 17, as the indication light emitting diode D4, triode T3, triode T5, resistance R 21 constitute signal output apparatus, voltage-stabiliser tube D6 is for preventing that load from being inductance device, and triode T7 closure, the induction counter electromotive force that produces when disconnecting puncture triode T7 and be provided with.
Voltage input end 8 input voltages, earth terminal G ground connection.The colelctor electrode output pulse signal of the triode T6 of impulse generator 11 is to infrared light transmitter unit 12, infrared light transmitter unit 12 is luminous according to the pulse signal control light emitting diode D12 that receives, detection signal is received amplifying unit 2 by photosignal and amplifies, and by capacitor C 7 input signal detections and shaping unit 4,11 pulse signals input synchronous processing unit 3, synchronous processing unit 3 is to signal demodulator and shaping unit 4 synchronized transmissions signals, whether signal demodulator and shaping unit 4 are the signals that this circuit self sends according to the input-signal judging that photosignal receives amplifying unit 2 and synchronous processing unit 3, to suppress other interference.Signal after signal demodulator and shaping unit 4 detection shapings is controlled output voltage by output 9 outputs then by the turn-on and turn-off of the turn-on and turn-off control triode T5 of triode T3.Be connected mistake output 9 of input 8 and outputs and suppress unit 5.
It should be noted that; above content is to further describing that the utility model is done in conjunction with concrete embodiment; can not assert that the specific embodiment of the present utility model only limits to this; under above-mentioned instruction of the present utility model; those skilled in the art can carry out various improvement and distortion on the basis of the foregoing description, and these improvement or distortion drop in the protection domain of the present utility model.It will be understood by those skilled in the art that top specific descriptions just in order to explain the purpose of this utility model, are not to be used to limit the utility model.Protection domain of the present utility model is limited by claim and equivalent thereof.
Claims (10)
1. anti-roller winding inspection prison device, comprise transmitter unit, voltage regulation unit, the output of energising moment mistake suppress unit,
Emission receives synchronous processing unit, photosignal receives amplifying unit, signal demodulator and shaping unit, output unit, arteries and veins step processing unit and an impulse generator and constitutes outside the main channel of infrared beam monitoring barrier with transmitter unit, also leads to towards generator and output protection loop; It is characterized in that: described photosignal receives amplifying unit and removes to receive with crossing another output by emission and suppress the unit and be electrically connected with signal demodulator and shaping unit, output unit, the output of energising moment mistake successively, simultaneously an output protection loop in parallel between signal demodulator and shaping unit and output unit.
2. anti-roller winding inspection prison device as claimed in claim 1, it is characterized in that: described voltage regulation unit (6) is used for powering to entire circuit, it is made up of triode T4, resistance R 19, voltage-stabiliser tube D5, diode D3, capacitor C 10, resistance R 6, capacitor C 1, wherein, the colelctor electrode of triode T4 connects voltage input end (8), and emitter stage is connected with diode D3, resistance R 6, capacitor C 1; 6 ground capacity C10 in parallel of diode D3 and resistance R; The resistance R 19 that links to each other with voltage input end (8) in parallel between the base stage of triode T4 and voltage-stabiliser tube D5, voltage-stabiliser tube D5 connects output unit (7).
3. anti-roller winding inspection prison device as claimed in claim 1, it is characterized in that: described impulse generator (11) is by integrated circuit U1C, capacitor C 13, diode D10, triode T6 and resistance R 23, resistance R 24, resistance R 25, resistance R 26, resistance R 27, resistance R 28 is formed, wherein, resistance R 23, integrated circuit U1C, resistance R 26, resistance R 27, resistance R 28 is connected serially to the colelctor electrode of triode T6 successively, resistance R 23 is electrically connected with the emitter stage of triode T6 and a capacitor C 13 in parallel, capacitor C 13 with respectively with the low pressure input of integrated circuit, resistance R 24 links to each other with resistance R 25, resistance R 25 and resistance R 26 indirect diode D10, the base stage of triode T6 is electrically connected to the voltage output end of resistance R 24 integrated circuit U1C to synchronous processing unit (3) output signal, and the collector and emitter of triode T6 is to transmitter unit (12) output signal.
4. anti-roller winding inspection prison device as claimed in claim 1, it is characterized in that: describedly constitute oscillating circuit by integrated circuit U1C, resistance R 23, resistance R 26, resistance R 27, resistance R 24, resistance R 25, diode D10, wherein diode D10, resistance R 25, resistance R 24 change dutycycle, the pulse enable signal triode T6 conducting of integrated circuit U1C output pin or end, transmitter is drawn by 2 meters electric wires of two cores, is connected on the collector and emitter of triode T6.
5. anti-roller winding inspection prison device as claimed in claim 1, it is characterized in that: described reception amplifying unit (2) is by capacitor C 2, capacitor C 3, capacitor C 4, capacitor C 5, capacitor C 6 and capacitor C 7 and resistance R 1, resistance R 2, resistance R 3, resistance R 4, resistance R 5, resistance R 7, resistance R 8, resistance R 9 and resistance R 10 and reception triode T1, integrated circuit U1A, integrated circuit U1B forms, wherein, resistance R 1,2 series connection of triode T3 and resistance R and with voltage regulation unit in capacitor C 1 ground connection in parallel, receive triode T1 and resistance R 2 shunt capacitance C2,4 series connection of resistance R 3 and resistance R and equally with voltage regulation unit in capacitor C 1 ground connection in parallel, resistance R 4 shunt capacitance C3, series capacitance C4 between the transmitting terminal of reception triode T1 and the low pressure input of integrated circuit U1A, parallel resistance R5 between integrated circuit U1A low pressure input and the output, resistance R 5 is in parallel with capacitor C 5, the high voltage input terminal of integrated circuit U1A is connected electrically between resistance R 3 and the resistance R 4, the output series resistance R7 of integrated circuit U1A, adjustable resistance R8, capacitor C 6 back ground connection, series connection integrated circuit U1B between adjustable resistance R8 and the capacitor C 6, resistance R 10 and resistance R 9, and the low pressure input of integrated circuit U1B is connected electrically between resistance R 9 and the resistance R 10, and the voltage output end of integrated circuit U1B inputs to signal demodulator and integer unit (4) by capacitor C 7 with signal.
6. anti-roller winding inspection prison device as claimed in claim 1, it is characterized in that: described synchronous processing unit (3) is made up of diode D8, diode D9, integrated circuit U3E, resistance R 22 and capacitor C 12, the signal of telecommunication is imported synchronous processing unit from the integrated circuit U1C output of impulse generator 11, and exports the signal of telecommunication by the output of diode D8 to signal demodulator and integer unit (4); Wherein, diode D8, integrated circuit U3E and resistance R 22 series connection, diode D9 is in parallel with resistance R 22, and is in parallel with resistance R 22 after capacitor C 12 is connected with resistance R 23, R26.
7. anti-roller winding inspection prison device as claimed in claim 1, it is characterized in that: described signal demodulator and integer unit (4) comprise resistance R 11, resistance R 12, resistance R 14 and integrated circuit U2A, integrated circuit U2B, integrated circuit U2C and integrated circuit U3A and diode D1, resistance C8, wherein, resistance R 12, integrated circuit U2A, integrated circuit U2B, integrated circuit U2C and diode D1 are successively by capacitor C 7 series connection ground connection, capacitor C 8 is in parallel with resistance R 11, resistance R 14 and integrated circuit U2A, integrated circuit U2B parallel connection, integrated circuit U3A is electrically connected between diode D1 and the resistance R 11, resistance R 13 output signals in protected location; Constitute the signal demodulator circuit by integrated circuit U2A, integrated circuit U2B, diode D1, capacitor C 8, constitute signal integer circuit by integrated circuit U3A.
8. anti-roller winding inspection prison device as claimed in claim 1, it is characterized in that: the output of described energising moment mistake suppresses unit (5) by resistance R 16, capacitor C 11, integrated circuit U3D, diode D2, resistance R 15 constitutes, described protected location is by resistance R 21, triode T2, capacitor C 9, resistance R 13, integrated circuit U3B, integrated circuit U3C constitutes, wherein, resistance R 16, integrated circuit U3D, diode D2, integrated circuit U3C connects successively, the base stage output signal of telecommunication by integrated circuit U3C triode T3 in output unit (7), capacitor C 11, capacitor C 9, integrated circuit U3B, resistance R 15 is connected in parallel on diode D2 and integrated circuit U3D two ends, resistance R 13 is connected electrically between capacitor C 9 and the integrated circuit U3B, the base series resistor R21 of triode T2, diode D7 is to earth terminal (10), emitter stage is connected between capacitor C 9 and the capacitor C 11, and colelctor electrode is connected between capacitor C 9 and the resistance R 13; Form load overload and short-circuit protection by resistance R 21, triode T2, capacitor C 9, resistance R 13, integrated circuit U3B, integrated circuit U3C, diode D7 is the antipolarity protection.
9. a kind of anti-roller winding inspection prison device as claimed in claim 1, it is characterized in that: described output unit (7) is by resistance R 17, resistance R 18, resistance R 20 and triode T3, triode T5 and light emitting diode D4, voltage-stabiliser tube D6 forms, wherein, the signal of telecommunication of triode T3 receiving integrate circuit U3C, voltage input end 8 connects the colelctor electrode of triode T3 by resistance R 17 and light emitting diode D4, the base stage that earth terminal (10) meets the emitter stage triode T5 of triode T3 by resistance R 18 connects the emitter stage of triode T3, the emitter stage connecting resistance R21 of triode T5, colelctor electrode connects the voltage output end (9) of testing circuit, connecting resistance R20 between voltage input end (8) and the voltage output end (9).
10. a kind of anti-roller winding inspection prison device as claimed in claim 1, it is characterized in that: described voltage input end (8) input voltage, earth terminal G ground connection, the colelctor electrode output pulse signal of the triode T6 of impulse generator (11) is to infrared light transmitter unit (12), infrared light transmitter unit (12) is luminous according to the pulse signal control light emitting diode D12 that receives, detection signal is received amplifying unit (2) by photosignal and amplifies, and by capacitor C 7 input signal detections and shaping unit (4), the pulse signal input synchronous processing unit (3) of impulse generator (11), synchronous processing unit (3) is to signal demodulator and shaping unit (4) synchronized transmissions signal, whether signal demodulator and shaping unit (4) are the signals that this circuit self sends according to the input-signal judging that photosignal receives amplifying unit (2) and synchronous processing unit (3), to suppress other interference; Signal after signal demodulator and shaping unit (4) detection shaping is by the turn-on and turn-off of the turn-on and turn-off control triode T5 of triode T3, then control output voltage by output (9) output, between input (8) and output (9), is connected mistake and exports inhibition unit (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205921804U CN201835088U (en) | 2010-11-04 | 2010-11-04 | Anti-roller winding detector |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205921804U CN201835088U (en) | 2010-11-04 | 2010-11-04 | Anti-roller winding detector |
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|---|---|
| CN201835088U true CN201835088U (en) | 2011-05-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2010205921804U Expired - Fee Related CN201835088U (en) | 2010-11-04 | 2010-11-04 | Anti-roller winding detector |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102031634A (en) * | 2010-11-04 | 2011-04-27 | 上海帝奇自动化设备有限公司 | Roller-resistance winding inspection monitor |
| CN103556386A (en) * | 2013-11-15 | 2014-02-05 | 振石集团恒石纤维基业有限公司 | Chain scission prevention laser monitoring device |
| CN107964729A (en) * | 2017-12-22 | 2018-04-27 | 苏州国盛云信息科技有限公司 | There is the Computerized flat knitting machine cleaning control system of combined network communication |
-
2010
- 2010-11-04 CN CN2010205921804U patent/CN201835088U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102031634A (en) * | 2010-11-04 | 2011-04-27 | 上海帝奇自动化设备有限公司 | Roller-resistance winding inspection monitor |
| CN103556386A (en) * | 2013-11-15 | 2014-02-05 | 振石集团恒石纤维基业有限公司 | Chain scission prevention laser monitoring device |
| CN107964729A (en) * | 2017-12-22 | 2018-04-27 | 苏州国盛云信息科技有限公司 | There is the Computerized flat knitting machine cleaning control system of combined network communication |
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