CN2080504U

CN2080504U - Automatic continuous electric-wire (or -cable) paying-out apparatus

Info

Publication number: CN2080504U
Application number: CN 90223228
Authority: CN
Inventors: 李津来
Original assignee: 天津市电缆总厂
Priority date: 1990-11-10
Filing date: 1990-11-10
Publication date: 1991-07-10

Abstract

The utility model relates to an automatic continuous electric wire (or cable) paying-out apparatus. An electric cable wheel tool is held on the wheel tool center shaft of a door type wire taking-up frame. One end of the wheel tool center shaft is fixedly provided with a four-stage speed reducer, a wire taking-up motor and a wire taking-up speed measuring motor. A left and a right reversing travel switches, a wire paying-out motor and a wire paying-out speed measuring motor are arranged on the lower cross beam of the wire taking-up. The lower end of the guide roll of the electric cable is provided with a reversing colliding iron; conducting wires for motors and switches are mutually connected with a circuit board in an electric control box. The apparatus has simple and reliable electric lines, easy adjustment and maintenance, convenient installation and operation, visual display, completely synchronous wire paying-out and wire taking-up, strong anti-interference ability, low cost, and one machine with multifunction.

Description

The utility model belongs to the electronic control package of electric wire take-up, winding displacement synchronized operation.

In known technology, the gate-type winding and arranging device of wires and cables industry, major part is to be given by dial switch putting the drum cable diameter, this digital signal be installed in take-up speed digital signal that pulse transducer on the take-up drive speed reducer or photoelectric code disk produce and import computing machine jointly after, by computing machine output analog signal, control pulse wide modulation device drives the winding displacement DC machine, or output ring-like distributing box of Digital Signals and power amplifier, drive the winding displacement stepping motor.Winding displacement DC machine or step motor drive gate-type take-up stand move back and forth along track, make take-up and winding displacement reach synchronous.The weak point of said apparatus is: the electric wiring complexity costs an arm and a leg, not easy-maintaining.

The purpose of this utility model is to overcome weak point of the prior art and a kind of electric wire of providing bus cable device continuously automatically.

The purpose of this utility model is achieved in that

The structure of the automatically continuous bus cable device of electric wire is the wheel center shaft that two clamping cable wheels are housed on the gate-type take-up stand, one end of one of them center shaft is fixed with fourth gear reductor, take-up motor and take-up speed measuring motor, and the take-up speed measuring motor is connected with the interior given circuit plate of lead and electric appliance control box.End at a cross sill of take-up stand is equipped with left side commutation travel switch, the open contact of left commutation travel switch is connected with throw over relay group on the given circuit plate in lead and the electric appliance control box, the other end is fixed with winding displacement motor and winding displacement speed measuring motor, and they are connected with control circuit board with the interior power supply trigger circuit plate of lead and control box respectively.One end of another root cross sill of take-up stand is equipped with the right travel switch that commutates, and its open contact is connected with the throw over relay group on the given circuit plate in lead and the control box.One side of take-up stand is that the cable guiding roller that iron is hit in length-adjustable commutation is housed.The secondary contact of take-up power contactor are connected with power supply trigger board in the electric appliance control box with lead.

Description of drawings is as follows:

Fig. 1 is an embodiment general assembly scheme drawing of the present utility model;

Fig. 2 is the interior given circuit plate circuit diagram of the electric appliance control box of the utility model embodiment;

Fig. 3 is the interior power supply trigger board circuit diagram of the electric appliance control box of the utility model embodiment;

Fig. 4 is the electric appliance control box inner control circuit plate circuit diagram of the utility model embodiment.

Below in conjunction with accompanying drawing the utility model embodiment is further described:

Structure of the present utility model is the wheel center shaft 3 that two clamping cable wheels 2 are housed on gate-type take-up stand 1, and an end of one of them wheel center shaft is fixed with fourth gear reductor 28, take-up motor 4 and the take-up speed measuring motor 5 coaxial with it.The take-up speed measuring motor is connected with connection terminal 7 on the electric appliance control box 6 with lead.One end of a cross sill 8 of take-up stand is equipped with left side commutation travel switch 9, its other end is equipped with winding displacement motor 10 and winding displacement speed measuring motor 11, the winding displacement motor is connected with connection terminal 12,13 on the control box with lead, the winding displacement speed measuring motor is connected with connection terminal 14 on the control box with lead, and the open contact of left side commutation travel switch is connected with connection terminal 15 on the control box with lead.One end of another root cross sill 16 of take-up stand is equipped with right commutation travel switch 17, and its open contact is connected with connection terminal 18 on the control box with lead.The auxiliary open contact 19 usefulness leads of take-up power contactor are connected with the connection terminal 20 on the control box.21 places on the control box are the external source connection terminal, dial switch is put for the line that shows the drum cable diameter directly gives by 22 places, dial switch is put for the corresponding to mechanical gear of gear that shows numerical value and fourth gear reductor gives by 23 places, and 24 places are the reducible universal seclector of band midway location that left and right sides quick travel take-up stand is used.Take-up stand one side is equipped with its underpart has length-adjustable commutation to hit the cable guiding roller 25 of iron 26.Take-up stand is back and forth operation on track 27.Control circuit board in connection terminal 14 usefulness leads and the control box is connected; power supply trigger board in connection terminal 12,13,20,21 usefulness leads and the control box is connected; given circuit plate in connection terminal 7,15,18 usefulness leads and the control box is connected, and the motor on control box and the gate-type take-up stand all adopts the protection connecting to neutral.

The circuit of given circuit plate (Fig. 2 shows), this plate have two kinds of working powers, and ± 10 volts of DC regulated power supply are as the integrated circuit working power, 24 volts not constant voltage dc source for throw over relay group and quick travel R/G.Pair limit A by Fig. 3 voltage transformer B25,110 volts of source of ACs that B end is introduced meet voltage transformer B11(5VA) former limit, its pair edge joint is the diode 1D3 of 1N4007 by model, 1D4,1D5, the bridge rectifier input that 1D6 constitutes, center tap ground connection, the output two ends of bridge rectifier are connected in series 1N4007 type isolation diode 1D9 respectively, 1D10, again respectively through the chemical capacitor 1C3 of 470 μ, after the 1C1 filtering, receive fixedly integrated regulator 1A11(LM7810 of three ends respectively), input end 1A12(LM7910), its mouth is respectively through the electric capacity 1C2 of 0.33 μ, after the 1C4 filtering, be connected in series fuse BX11 and ± 10 volts of DC regulated power supply of BX12 output of 0.5A respectively.Between ± 10 volts of power supplys and ground, be in series with current-limiting resistance 1R26(1K respectively), light-emitting diode 1D7(BT204) and current-limiting resistance 1R27(1K), light-emitting diode 1D8(BT204) two branch roads, light-emitting diode is done power work and is shown.Export 24 volts of dc supplies of not voltage stabilizing by the anode of isolation diode 1D10 and the negative electrode of 1D9.Diode 1D10 anode series connection fuse BX13(0.5A) after, one the tunnel is connected with an end of connection terminal 15, series connection left side commutation travel switch 9, i.e. XK11(LXK3-20H again) open contact, connection terminal 15 other ends, relay J 1(JRC-5M) coil receive diode 1D9 negative electrode; One the tunnel is connected with an end of connection terminal 18, the righter commutation of series connection travel switch 17, i.e. XK12(LXK3-20H) open contact, the other end of connection terminal 18, relay J 2(JRC-5M) coil, connect the negative electrode of 1D9; Normally closed contact J2-1, the open contact J3-1 series arm of relay J 3 and the open contact J1-1 of relay J 1 of one tunnel relay J 2 in parallel, series relay J3(JRC-5M respectively again) coil and J4(JRC-5M) coil connect the negative electrode of 1D9, more than be the throw over relay group; One the tunnel connects quick travel switch 24 again, promptly from the universal seclector K1(LW5-15-BOO11 that resets) moving contact, two other break back contact is series relay J5(JZX-18F respectively) coil and relay J 6(JZX-18F) coil connect the negative electrode of 1D9; Another road meets open contact J5-1 and the open contact J6-1 of J6, the series relay J7(JZX-18F again of relay J 5 in parallel) coil connect the negative electrode of 1D9, more than be the quick travel R/G.

The two ends of connection terminal 7 are connected to resistance 1R1(47K), potential device 1R2(10K) bleeder circuit formed, one end ground connection, the sliding end series resistance 1R3(200K of 1R2) meet op amp 1A1(LM741) in-phase input end, the inverting input of 1A1 and mouth short circuit, its mouth one tunnel series resistance 1R4(20K) meet op amp 1A2(1/4 LM348N) inverting input, another road series resistance 1R5(20K) meet op amp 1A3(1/4 LM348N) inverting input.The in-phase input end ground connection of 1A2, its inverting input one tunnel meets diode 1D1(2AP3) anode, the negative electrode of 1D1 connects the mouth of 1A2; Another road series resistance 1R6(20K) meet diode 1D2(2AP3) negative electrode and resistance 1R7(10K) node.The series connection of the mouth of 1A2 1D2,1R7 meet the inverting input of op amp 1A3, this end series resistance 1R8(20K) connect its mouth, the in-phase input end ground connection of 1A3.Above circuit is voltage follower and accurate full-wave rectifier, increase input impedance after adding voltage follower, can reduce influence to the take-up speed measuring motor linearity, accurate full-wave rectifier can reduce the commutating voltage dead band, play the absolute value measuring ability simultaneously, therefore the take-up speed measuring motor had both exchanged speed measuring motor, DC velocity measuring motor again, and can not consider the connection polarity of DC velocity measuring motor.

The mouth series resistance 1R9(10K of 1A3) meet op amp 1A4(1/4 LM348N) inverting input, the in-phase input end series resistance 1R10(4.7K of 1A4) ground connection, the adjustable feedback resistance of forming by 18 resistance and ten dial switch of two hilted broadswords between its inverting input and the mouth, be that line directly gives and puts switch 22, they are such bonded assemblys, resistance is 9 resistance 1R28 of 100 Ω, 1R29,1R30,1R31,1R32,1R33,1R34,1R35,1R36 is connected in series, at the two ends of 9 series resistances and the dial switch KB11(KL4 that is linked in sequence of the point of connection between per two resistance) " 00-09 " ten break back contact connection terminals, resistance is 9 resistance 1R37 of 1K, 1R38,1R39,1R40,1R41,1R42,1R43,1R44,1R45 is connected in series, at the two ends of 9 series resistances and the point of connection between per two resistance, dial switch KB12(KL4 is linked in sequence) " 00-09 " ten break back contact connection terminals, the inverting input of 1A4 connects " 00 " end of dial switch KB11, its mouth connects the connection terminal of dial switch KB12 moving contact, and the moving contact connection terminal of KB11 links to each other with the break back contact connection terminal " 00 " of KB12.Adjust dial switch KB11 and KB12, the resistance that can make series resistance is 0---and change between the 9.9K, divide 99 gears, the diameter of the corresponding drum cable of the numerical value that dial switch shows, variation range is the 0-99 millimeter, every grade changes 1 millimeter.

The mouth series resistance 1R11(10K of 1A4) meet op amp 1A5(1/4 LM348N) inverting input, the in-phase input end series resistance 1R12(4.7K of 1A5) ground connection, its inverting input is parallel with four tunnel identical potential device and bidirectional analog switch series arms with mouth, with the first via is example, potential device 1R22(22K) a end and bidirectional analog switch 1A7(1/4 CD4066) input end be connected, the mouth of its other end slip termination in parallel 1A5, the inverting input of the output termination 1A5 of 1A7; Other three the tunnel are potential device 1R23(22K) and bidirectional analog switch 1A8(1/4 CD4066); Potential device 1R24(22K) and bidirectional analog switch 1A9(1/4 CD4066); Potential device 1R25(22K) and bidirectional analog switch 1A10(1/4 CD4066).The control end of four bidirectional analog switch 1A7,1A8,1A9,1A10 respectively with ground between the resistance of connecting be resistance 1R18,1R19,1R20, the 1R21 of 20K, also connect dial switch KB13(KL4 simultaneously respectively) be that mechanical gear gives four break back contact connection terminals putting switch 23, the moving contact connection terminal of KB13 connects+10 volts of power supplys.When take-up fourth gear reductor uses different gears, adjusting mechanical gear gives the numeral of putting switch and uses gear consistent with reductor, promptly connect corresponding potential device, bidirectional analog switch series arm, reach under identical take-up motor speed, because mechanical gear difference, the speed of drum cable is proportional to slow down or accelerates, and winding displacement speed is also proportional thereupon to slow down or accelerate, and accomplishes that take-up and winding displacement are synchronous.

Mouth one tunnel series resistance 1R13(100 Ω of 1A5), the normally closed contact J7-1 of normally closed contact J4-1, the J7 of relay J 4 connects C end, the given signal of winding displacement that output is negative; Another road series resistance 1R15(10K) meet op amp 1A6(LM741) inverting input.The in-phase input end series resistance 1R16(4.7K of 1A6) ground connection, be connected to potential device 1R14(15K between its inverting input and the mouth), its mouth also joins with the sliding end of potential device 1R14, series resistance 1R17(100 Ω simultaneously) and the open contact J4-2 of relay J 4, receive the node of relay normally closed contact J4-1, J7-1, this road is the just given signal of winding displacement through phase inverter.Respectively by Fig. 4 D, E termination come ± 7 volts give constant potential, the open contact J6-2 of open contact J5-2, the J6 of series relay J5 meets C respectively, as the quick travel take-up stand to constant potential.

It is the former limit of being inserted voltage transformer B25 by 380 volts of voltages of interchange that introduce at electric appliance control box connection terminal 21 two ends that the circuit (shown in Figure 3) of power supply trigger circuit plate connects, output AC 110 volts of voltages in its pair limit divide three the tunnel, one tunnel series connection fuse BX21(0.5A) meets A, be connected given circuit plate and control circuit board with other end B and make the control power supply; One tunnel series connection fuse BX22(5A) is connected to the ac input end of silicon control major loop with other end B; One tunnel series connection fuse BX23(1A) is connected to control interlocking relay and winding displacement motor excitation rectifier with other end B.The connection of silicon control major loop is to be the identical silicon controlled module SCR1 of TT40 by four models, SCR2, SCR3, SCR4 forms the single-phase inverse parallel fully controlled bridge of representative type, each silicon controlled negative electrode is connected representative type fully controlled bridge trigging pulse voltage transformer B21 respectively with the control utmost point, B22, B23, pair cooresponding connection terminal G11 in limit of B24, K11, G14, K14, G12, K12, G13, K13, G21, K21, G24, K24, G22, K22, G23, K23, B21 pays the terminating diode 2D1(2AP3 of the same name on limit) anode, negative electrode connects the G11 end, pay another termination K11 on limit, connecting resistance 2R1(1K between G11 and the K11), other voltage transformers pay the limit circuit connection and last with.The termination control circuit board F end of the same name on voltage transformer B21, the former limit of B22, the former limit of B23, B24 termination control circuit board of the same name G end, the other end of B21, B22, B23, B24 connects-15 volts of power supplys of control circuit board respectively.Series capacity 2C1(2 μ between dc output end I, the J of the single-phase inverse parallel fully controlled bridge of the silicon control end) and resistance 2R9(100 Ω), I end series connection fuse BX24(5A), J end ground connection, while series resistance 2R10(1 Ω) after, circuit closer control box connection terminal 12 respectively, are wired to the armature circuit connection terminal of direct current winding displacement motor 10 again.The end of resistance 2R10, promptly the H end is connected to control circuit board, as current feedback signal.A road of series connection fuse BX23 connects electric appliance control box upper connecting terminal 20 in parallel, the open contact J5-3 of relay J 5, the open contact J6-3 of J6 is series relay J8(JZX-18F again) coil after the other end B of power connection, the two ends of connection terminal 20 are connected to the auxiliary open contact 19 of take-up power contactor, this road power supply is imported the diode 2D9 that is 1N5408 by four models simultaneously, 2D10,2D11, the bridge rectifier input end that 2D12 forms, its mouth K, pizo-resistance RY1(MY31 is arranged) between the L, L end series connection fuse BX25(1A) meets parallel resistor 2R11(200 Ω after), behind the normally closed contact J7-2 of relay J 7, be connected respectively to electric appliance control box connection terminal 13 with the K end, be wired to the energized circuit connection terminal of winding displacement DC machine 10 again.After stirring the quick travel switch, the normally closed contact J7-2 of relay J 7 opens, and energized circuit seals in resistance 2R11, realizes weak-magnetic speed-regulating.

It is to be connected to reference integrator input end C by given signal of positive and negative winding displacement and the given signal of quick travel that the given circuit plate comes that the circuit of control circuit board connects (Fig. 4 shows), C end series resistance 3R1(47K), 3R2(47K) meet op amp 3A1(1/4 LM348N) in-phase input end, its end is series resistance 3R5(100K also) meet op amp 3A2(1/4 LM348N) mouth.Between the node of 3R1 and 3R2 and the ground electric capacity 3C1(0.22 μ in parallel is arranged) and the normally closed contact J8-1 of relay J 8.Between the inverting input of 3A1 and the ground electric capacity 3C2(0.22 μ in parallel is arranged), resistance 3R3(4.7K), this end and potential device 3R60(22K) sliding end between series resistance 3R58(10K).The mouth series resistance 3R4(3.3K of 3A1) connects the anode of 2AP3 type diode 3D1, the negative electrode of 3D2, the negative electrode of 3D1 series connection potential device 3R6(68K), resistance 3R9(33K) connect the inverting input of op amp 3A2, the anode of 3D2 series connection potential device 3R7(68K), resistance 3R8(1.2K) ground connection, the sliding end of 3R6,3R7 is received the node of 3R6 and 3R9 respectively.The in-phase input end series resistor 3R11(100K of 3A2) back ground connection is parallel with electric capacity 3C3(4.7 μ between its inverting input and the mouth) and resistance 3R10(100K), the series arm of the normally closed contact J8-2 of relay J 8.The output of 3A2 is the output and the winding displacement feedback speed signal while access speed regulating control of reference integrator.

Be connected to connection terminal 14 on the electric appliance control box by winding displacement speed measuring motor 11 output winding displacement feedback speed signals, connect parallel branch, the potential device 3R14(1K of normally closed contact J7-3 of resistance 3R83, the 3R84 of 500 Ω and relay J 7 of 14 an end ground connection, the other end), back ground connection resistance 3R15(1.5K).The sliding end of 3R14 connects the node of 3R14 and 3R15, the node series resistance 3R12(10K of 3R14 and 3R84) meet op amp 3A3(1/4 LM348N) inverting input.The mouth series resistance 3R13(10K of 3A2) connects the in-phase input end of 3A3, the inverting input of 3A3 connects model and is the negative electrode of diode 3D3 of 1N4007 and the anode of 3D4, its in-phase input end connects the anode of 3D3 and the negative electrode of 3D4, its inverting input series capacity 3C4(0.1 μ), resistance 3R16(100K) to potential device 3R17(10K) sliding end, the inverting input of the 3A3 potential device 3R26(510K that also connects), resistance 3R27(510K) meet op amp 3A6(1/4 LM348N) mouth, the slip termination 3R26 of 3R26 and the node of 3R27, the mouth series connection potential device 3R17 ground connection of 3A3.

The output of speed regulator inserts the inertia reference integrator, be the mouth series resistance 3R18(100K of 3A3) meet op amp 3A4(1/4 LM348N) in-phase input end, its end series capacity 3C5(0.1 μ) and resistance 3R22(10K) parallel branch meet op amp 3A5(1/4 LM348N) mouth.The inverting input series resistance 3R19(4.7K of 3A4) ground connection, the negative electrode of its output termination 2AP3 type diode 3D5 and the anode node of 3D7, diode 3D5,3D6(2AP3) anode series resistance 3R20(10K) connect+15 volts of power supplys.Diode 3D7,3D8(2AP3) negative electrode series resistance 3R21(10K) connect-15 volts of power supplys.The anode node series resistance 3R23(10K of the negative electrode of 3D6 and 3D8) connect the inverting input of op amp 3A5, the in-phase input end series resistance 3R24(10K of 3A5) ground connection, be connected to electric capacity 3C6(4.7 μ between its inverting input and the mouth).

The output signal of inertia reference integrator inserts current relay, be the mouth series capacity 3C6a(0.47 μ of op amp 3A5) and resistance 3R25(47K) parallel branch and potential device 3R28(10K) back ground connection, the sliding end series resistance 3R29(100K of 3R28) connects the inverting input of op amp 3A6, the inverting input difference series capacity 3C7(0.047 μ of 3A6) connects its mouth, series resistance 3R62(220K) meet potential device 3R61(6.8K) sliding end, its in-phase input end series resistance 3R30(10K) ground connection, the signal of its output is the silicon control phase shift controlling voltage, input pulse lockout circuit and pulse forming circuit.

The output of 3A6 connects three loops respectively, first via series resistance 3R31(100 Ω) meet diode 3D10(1N4007) anode, the negative electrode series resistance 3R39(10K of 3D10) connect aerotron 3T6(3CG8D respectively) emitter, aerotron 3T2(3DK4B) collecting electrode, bidirectional analog switch 3A13(1/4 CD4066) input end.The second tunnel series resistance 3R32(6.8K) meet aerotron 3T1(3DK4B) base stage.Third Road series resistance 3R33(10K) meet op amp 3A7(1/4 LM348N) inverting input, the in-phase input end series resistance 3R35(10K of 3A7) ground connection has parallel resistor 3R34(10K between its inverting input and the mouth), electric capacity 3C8(0.01 μ).The mouth of 3A7 is series resistance 3R38(6.8K respectively) connect the base stage of aerotron 3T2, series resistance 3R36(100 Ω) meet diode 3D9(1N4007) anode, the negative electrode series resistance 3R37(10K of 3D9) meet aerotron 3T4(3CG8D respectively) emitter, the collecting electrode of aerotron 3T1, bidirectional analog switch 3A14(1/4 CD4066) input end, the equal ground connection of the emitter of aerotron 3T1,3T2.

Isolation diode 3D30(1N4007 in the power circuit) the synchro source signal that takes out of negative electrode is connected to resistance 3R40(1K) an end, electric capacity 3C9(0.47 μ in parallel is arranged) between the other end one road of 3R40 and the ground, resistance 3R41(2.7K), another road series resistance 3R42(100 Ω) meet adjustable unijunction transistor 3D11(BT40) anode, the negative electrode difference series resistance 3R43(100 Ω of 3D11) connects-15 volts of power supplys, series resistance 3R46(2.2K) meet aerotron 3T3(3DK4B) base stage, the control utmost point of 3D11 is series resistance 3R44(4.7K respectively) ground connection, series resistance 3R45(4.7K) connects-15 volts of power supplys, the base stage of 3T3 meets diode 3D12(1N4007) negative electrode, its collecting electrode connects the collecting electrode of aerotron 3T4 respectively, adjustable unijunction transistor 3D13(BT40) anode, electric capacity 3C10(0.47 μ) a end, another termination-15 volt power supply of 3C10, the anti-group pulse voltage transformer of the negative electrode power connection trigger board B23 of 3D13, the G end on the former limit of B24, its control utmost point is series resistance 3R48(4.7K respectively) ground connection, series resistance 3R49(27K) connect-15 volts of power supplys, the base series resistor 3R47(4.7K of 3T4) ground connection.The negative electrode series resistance 3R50(2.2K of adjustable unijunction transistor 3D11) meet aerotron 3T5(3DK4B after) base stage and diode 3D14(1N4007) negative electrode, the collecting electrode of 3T5 meets the collecting electrode of aerotron 3T6, adjustable unijunction transistor 3D15 anode, electric capacity 3C11(0.47 μ respectively) an end, another termination-15 volt power supply of 3C11, the negative electrode of 3D15 is received the F end that the power supply trigger board is just being organized trigging pulse voltage transformer B21, the former limit of B22, and its control utmost point is series resistance 3R52(4.7K respectively) ground connection, series resistance 3R53(27K) connect-15 volts of power supplys.The base series resistor 3R51(4.7K of aerotron 3T6) ground connection, the emitter of 3T3,3T5, the anode of 3D12,3D14 connect-15 volts of power supplys respectively.

Receive control circuit board H end by the current feedback signal that power supply trigger board current sampling resistor 2R10 takes out, this end series resistance 3R56(1K) meet op amp 3A8(1/4 LM348N) in-phase input end, resistance 3R57(1.8K is arranged) between the inverting input of 3A8 and the ground, with resistance 3R59(20K in parallel is arranged between the mouth), electric capacity 3C14(0.01 μ), its mouth potential device 3R60 that connects respectively, 3R61 ground connection, series resistance 3R63(200K) meet op amp 3A9(1/4 LM348N) in-phase input end, behind the inverting input of 3A9 and the mouth short circuit, difference series resistance 3R66(1K), 3R67(1K) meet op amp 3A10(1/4 LM348N) inverting input, series resistance 3R72(20K) meet op amp 3A11(1/4 LM348N) inverting input.The node series capacity 3C15(0.047 μ of resistance 3R66,3R67) ground connection, the inverting input series resistance 3R68(2.2M of 3A10) connects+15 volts of power supplys, its in-phase input end is series resistance 3R69(220 Ω respectively) ground connection, series resistance 3R70(1M) meet its mouth and diode 3D18(1N4007) anode, the negative electrode sending and receiving optical diode 3D19(BT204 of 3D18) anode, the negative electrode connecting resistance 3R71(1K of 3D19) a end and the control end of bidirectional analog switch 3A13, the other end of 3R71 and the equal ground connection of the mouth of 3A13.The in-phase input end series resistance 3R73(10K of 3A11) ground connection, be connected to resistance 3R74(20K between its inverting input and the mouth), the mouth series resistance 3R75(1K of 3A11), 3R76(1K) meet op amp 3A12(1/4 LM348N) inverting input, the node series capacity 3C16(0.047 μ of resistance 3R75,3R76) ground connection.The inverting input series resistance 3R77(2.2M of 3A12) connects+15 volts of power supplys, its in-phase input end is series resistance 3R78(220 Ω respectively) ground connection, series resistance 3R79(1M) meet its mouth and diode 3D20(1N4007) anode, the negative electrode sending and receiving optical diode 3D21(BT204 of 3D20) anode, its negative electrode connecting resistance 3R80(1K) a end and the control utmost point of bidirectional analog switch 3A14, the other end of resistance 3R80 and the equal ground connection of the mouth of 3A14.

From power supply trigger board A, 110 volts of power supplys accesses of the interchange of B end voltage transformer B31(10VA) former limit, its pair edge joint is the diode 3D26 of 1N4007 by model, 3D27,3D28, the bridge rectifier input end that 3D29 forms, center tap ground connection, 3D28, the anode of 3D29 connects the negative electrode of isolation diode 3D30,3D26, the positive negative dc voltage of the negative electrode of 3D27 and the anode of 3D30 output is respectively through the chemical capacitor 3C17 of 470 μ, after the 3C18 filtering, insert fixedly integrated regulator 3A15(LM7815 of three ends), input end 3A16(LM7915), its mouth is respectively through the electric capacity 3C12 of 0.33 μ, after the 3C13 filtering, the fuse BX31 of 0.5A again connects respectively, BX32 exports ± 15 volts of DC regulated power supply, as the working power of control circuit board.Be in series with resistance 3R81(1.2K respectively between ± 15 volts of power supplys and the ground), light-emitting diode 3D31(BT204) and resistance 3R82(1.2K), light-emitting diode 3D32(BT204).+ 15 volts of power supply series resistance 3R54(1.1K) meet zener diode 3D16(2CW56) negative electrode, the plus earth of 3D16 ,-15 volts of power supply series resistance 3R55(1.1K) meet zener diode 3D17(2CW56) anode, the negative ground of 3D17.The E.D end of this part circuit ± 7 volts of voltages of output is respectively given constant potential as quick travel.

The utility model take-up speed signal is directly taken from the take-up speed measuring motor, this signal input voltage follower, accurate full-wave rectifier, accurate full-wave rectifier plays the absolute value measuring ability simultaneously, therefore the take-up speed signal both can be from exchanging speed measuring motor, again can be from the DC velocity measuring motor, and can not consider the connection polarity of DC velocity measuring motor.The output signal perseverance of accurate full-wave rectifier is a negative value, proportional amplifier through the two-stage variable gain, export the negative constant potential of giving, export the positive constant potential of giving through phase inverter simultaneously, adjust line and directly give the numerical value of putting switch, corresponding drum cable diameter is 0---changes between 99 millimeters, adjust mechanical gear and give and put switch, the actual-gear of corresponding fourth gear reductor is behind the device start, the cable wheel whenever turns around, take-up stand moves a cable size that gives putting continuously, and take-up is accelerated winding displacement and accelerated thereupon, and take-up stops, winding displacement stops thereupon, reaches the take-up of winding displacement automatic tracking.Positive and negative winding displacement collides length-adjustable commutation to constant potential by the commutation stroke and hits iron and R/G commutation, take-up stand is moved back and forth in giving fixed cable wheel width, the output of given circuit plate is connected to the reference integrator of control circuit board, through speed regulator, the inertia reference integrator, current relay, the output phase shift controlling voltage, control is just being organized or counter group of binary pair, produce trigging pulse, open and just organize or counter group of silicon control, this phase-shifting voltages open just organize or counter group of binary pair in, block anti-group or just organizing binary pair, the current feedback signal of obtaining by the sample resistance of armature circuit, the received current detecting amplifier, its output two-way is respectively the positive negative-feedback signal of electric current, another road is just being blocked respectively by two level detectors and bidirectional analog switch, anti-group binary pair is just to strengthen, reliability when anti-group silicon control switches reaches no circulation purpose.

The utility model compared with prior art has the following advantages:

1, this device can reach winding displacement and take-up Complete Synchronization, and antijamming capability is strong, also has the fast moving function;

2, electric appliance circuits is simple, reliable, easily adjusts maintenance, and is cheap;

3, volume is little, installation, easy to operate, intuitive display;

4, a tractor serves several purposes, the device that power supply trigger board and control circuit board are formed can be used as 1 kilowatt of following DC machine reversible speed control.

Claims

1, a kind of by electric appliance control box, receive the winding displacement motor, the gate-type take-up stand, the cable wheel, the automatically continuous bus cable device of the electric wire that cable guiding roller and track constitute, it is characterized in that on the gate-type take-up stand, being equipped with the wheel center shaft of two clamping cable wheels, one end of one of them center shaft is fixed with reductor, take-up motor and take-up speed measuring motor, the take-up speed measuring motor is connected with the interior given circuit plate of lead and control box, end at a cross sill of take-up stand is equipped with left side commutation travel switch, its open contact is connected with throw over relay group on the given circuit plate in lead and the control box, the other end is fixed with winding displacement motor and winding displacement speed measuring motor, they are connected with control circuit board with the interior power supply trigger circuit plate of lead and control box respectively, one end of another root cross sill of take-up stand is equipped with right commutation travel switch, its open contact is connected with the throw over relay group on the interior given circuit plate of lead and control box, one side of take-up stand is that the cable guiding roller that iron is hit in the adjustable length commutation is housed, and the secondary contact of take-up power contactor are connected with power supply trigger board in the control box with lead.

2, according to the said bus cable device of claim 1, it is characterized in that: given circuit plate working power circuit is the former edge joint power supply trigger board A of voltage transformer B11, the B end, its pair edge joint diode 1D3,1D4,1D5, the bridge rectifier input that 1D6 constitutes, center tap ground connection, isolation diode 1D9 connects respectively at the output two ends of bridge rectifier, 1D10 is after chemical capacitor 1C1, after the 1C3 filtering, receive fixedly integrated regulator 1A11 of three ends respectively, the input end of 1A12, its mouth is respectively through electric capacity 1C2, serial connection fuse BX11 after the 1C4 filtering, BX12, export ± 10 volts of DC regulated power supply, difference series limiting resistor 1R26 between constant voltage power suspply and ground, light-emitting diode 1D7,1R27, light-emitting diode 1D8, the one tunnel connects by relay J behind the diode 1D10 anode series connection fuse BX13 ₁, J ₂, J ₃, J ₄The throw over relay group of forming, the one tunnel connects by J ₅, J ₆, J ₇The quick travel R/G of forming, J ₁, J ₂, J ₃, J ₄, J ₅, J ₆, J ₇An end of coil all receive the negative electrode of diode 1D9, the two ends that connect the take-up speed connection terminal of take-up speed measuring motor are connected to the bleeder circuit of resistance 1R1 and potential device 1R2 composition, one end ground connection, meet voltage follower 1A1 behind the sliding end series resistance 1R3 of 1R2, the mouth of 1A1 connects 1A2, the accurate full-wave rectifier that 1A3 forms, 1A3 output connects by 1A4 and 18 resistance and ten dial switch KB11 of 2 hilted broadswords, KB12 forms the variable gain proportional amplifier of feedback resistance, its output connects by 1A5 and resistance 1R18,1R19,1R20,1R21, potential device 1R22,1R23,1R24,1R25, bidirectional analog switch 1A7,1A8,1A9,1A10, ten dial switch KB13 of hilted broadsword form the variable gain proportional amplifier of feedback resistance, and 1A5 exports one tunnel series resistance 1R13, relay normally closed contact J _4-1, J _7-1Back connection control circuit contact C, another road series resistance 1R15 connects the inverting amplifier of being made up of 1A6, ground connection behind its in-phase input end series resistance 1R16, after electrical equipment open contact J4-2 is succeeded in its output, the point of connection that connects J4-1, J7-1, contact D, the E of control circuit meet connection control circuit contact C behind J5-2, the J6-2 respectively; The circuit connecting method of power supply trigger circuit plate is: one tunnel series connection fuse BX21 and B termination control circuit board and given circuit plate B31 exported on the limit of paying of voltage transformer B25, the A of B11, the B end, the second tunnel series connection fuse BX22 is connected by silicon controlled module SCR1 with other end B, SCR2, SCR3, the ac input end of the single-phase inverse parallel fully controlled bridge major loop that SCR4 forms, each silicon controlled negative electrode is connected fully controlled bridge trigging pulse voltage transformer B21 respectively with the control utmost point, B22, B23, pair limit corresponding wiring terminal K11 of B24, G11, K14, G14, K12, G12, K13, G13, K21, G21.K24, G24, K22, G22, K23, G23, the dc output end I of the single-phase inverse parallel fully controlled bridge of silicon control, series capacity 2C1 and resistance 2R9 between the J, I end series connection fuse BX24 connects direct current winding displacement armature one end, J end ground connection is the series resistance 2R10 connection control circuit H end and the winding displacement armature other end simultaneously, Third Road series connection fuse BX23 is connected the control interlocking circuit of being made up of relay J 8 with the B end, also import simultaneously by diode 2D9,2D10,2D11, the bridge rectifier that 2D12 forms, line excitation of direct current generator winding runs in behind its output connection pizo-resistance RY1; The circuit connecting method of control circuit board is: the C end series resistance 3R1 of given circuit plate, 3R2 connects the in-phase input end of op amp 3A1, series resistance 3R5 connects the mouth of op amp 3A2 again, resistance 3R1, parallel capacitance 3C1 is arranged between the node of 3R2 and the ground, the normally closed contact J8-1 of relay J 8, parallel capacitance 3C2 is arranged between the inverting input of 3A1 and the ground, resistance 3R3, series resistance 3R58 between the sliding end of this end and potential device 3R60, the mouth series resistance 3R4 of 3A1 connects diode 3D1 anode, the negative electrode of 3D2, the negative electrode series connection potential device 3R6 of 3D1, resistance 3R9 connects the inverting input of op amp 3A2, the anode series connection potential device 3R7 of 3D2, resistance 3R8 ground connection, 3R6, the sliding end of 3R7 is connected respectively to 3R6, the node of 3R9, the in-phase input end series resistance 3R11 ground connection of 3A2, parallel capacitance 3C3 and resistance 3R10 between its inverting input and the mouth, the series arm of the normally closed contact J8-2 of relay J 8, the output series resistance 3R13 of 3A2 connects the in-phase input end of op amp 3A3, winding displacement feedback speed signal connection terminal one end ground connection, other end series resistance 3R83, the parallel branch potential device 3R14 of the normally closed contact J7-3 of resistance 3R84 and relay J 7, resistance 3R15 ground connection, the sliding end of 3R14 connects the node of 3R14 and 3R15, the node series resistance 3R12 of 3R14 and 3R84 connects the reverse input end of 3A3, and the reverse input end of 3A3 connects diode 3D3 negative electrode, the 3D4 anode, its in-phase input end connects the 3D3 anode, the 3D4 negative electrode, 3A3 reverse input end series capacity 3C4, resistance 3R16 connects the sliding end of potential device 3R17, this end potential device 3R26 that also connects, resistance 3R27 connects the mouth of op amp 3A6, the slip termination 3R26 of 3R26 and the node of 3R27, the mouth series connection potential device 3R17 ground connection of 3A3, this end also series resistance 3R18 connects the in-phase input end of op amp 3A4, the in-phase input end series capacity 3C5 of 3A4 and the parallel branch of resistance 3R22 connect the mouth of op amp 3A5, the inverting input series resistance 3R19 ground connection of 3A4, the negative electrode of its output terminating diode 3D5 and the anode node of 3D7,3D5, the anode series resistance 3R20 of 3D6 connects+15 volts of power supplys, 3D7, the negative electrode series resistance 3R21 of 3D8 connects-15 volts of power supplys, and the anode node series resistance 3R23 of the negative electrode of 3D6 and 3D8 connects the inverting input of op amp 3A5, the in-phase input end series resistance 3R24 ground connection of 3A5, be connected to electric capacity 3C6 between its inverting input and the mouth, the mouth series capacity 3C6a of 3A5 and the parallel branch of resistance 3R25, potential device 3R28 ground connection, the sliding end series resistance 3R29 of 3R28 connects the inverting input of op amp 3A6, and this end series capacity 3C7 respectively connects its mouth, series resistance 3R62 connects the sliding end of potential device 3R61, the in-phase input end series resistance 3R30 ground connection of 3A6, its mouth connects three loops respectively, and first via series resistance 3R31 connects diode 3D10 anode, its negative electrode series resistance 3R39 connects the emitter of aerotron 3T6 respectively, the collecting electrode of 3T2, the input end of bidirectional analog switch 3A13, the second tunnel series resistance 3R32 connects the base stage of aerotron 3T1, and Third Road series resistance 3R33 connects the inverting input of op amp 3A7, the in-phase input end series resistance 3R35 ground connection of 3A7, parallel resistor 3R34 and electric capacity 3C8 are arranged between its inverting input and the mouth, the mouth of the 3A7 3R38 that connects respectively connects the base stage of aerotron 3T2, series resistance 3R36 connects the anode of diode 3D9, and the negative electrode series resistance 3R37 of 3D9 connects the emitter of aerotron 3T4 respectively, the collecting electrode of 3T1, the input end of bidirectional analog switch 3A14,3T1, the equal ground connection of the emitter of 3T2, the negative electrode of isolation diode 3D30 connects the end of resistance 3R40 in the power circuit, the other end of 3R40, the one road and ground between electric capacity 3C9 in parallel is arranged, resistance 3R41, another road series resistance 3R42 connects the anode of adjustable unijunction transistor 3D11, its negative electrode series resistance 3R43 respectively connects-15 volts of power supplys, series resistance 3R46 connects the base stage of aerotron 3T3, its control utmost point is series resistance 3R44 ground connection respectively, series resistance 3R45 connects-15 volts of power supplys, and the base stage of 3T3 connects the negative electrode of diode 3D12, and collecting electrode connects the collecting electrode of aerotron 3T4 respectively, the anode of adjustable unijunction transistor 3D13, the end of electric capacity 3C10, another termination-15 volt power supply of 3C10, the anti-group pulse voltage transformer of the negative electrode power connection trigger board B23 of 3D13, the G end on the former limit of B24, its control utmost point is series resistance 3R48 ground connection respectively, series resistance 3R49 connects-15 volts of power supplys, the base series resistor 3R47 ground connection of 3T4, connect the negative electrode of aerotron 3T5 base stage and diode 3D14 behind the negative electrode series resistance 3R50 of 3D11, the collecting electrode of 3T5 connects the collecting electrode of aerotron 3T6 respectively, the end of the anode of adjustable unijunction transistor 3D15 and electric capacity 3C11, another termination-15 volt power supply of 3C11, the positive group pulse voltage transformer of the negative electrode power connection trigger board B21 of 3D15, the F end on the former limit of B22, the control utmost point of 3D15 is series resistance 3R52 ground connection respectively, series resistance 3R53 connects-15 volts of power supplys, 3T6 base series resistor 3R51 ground connection, 3T3, the emitter of 3T5 and 3D12, the anode of 3D14 connects-15 volts of power supplys respectively, and the H end series resistance 3R56 of power supply trigger board connects the in-phase input end of op amp 3A8, resistance 3R57 is arranged between its inverting input and the ground, and shunt resistance 3R59 is arranged between the mouth, electric capacity 3C14, its mouth potential device 3R60 that connects respectively, 3R61 ground connection, series resistance 3R63 connects the in-phase input end of op amp 3A9, difference series resistance 3R66 behind its inverting input and the mouth short circuit, 3R67 connects the inverting input of op amp 3A10, series resistance 3R72 connects the inverting input of op amp 3A11, resistance 3R66, the node series capacity 3C15 ground connection of 3R67, the inverting input series resistance 3R68 of 3A10 connects+15 volts of power supplys, and its in-phase input end is series resistance 3R69 ground connection respectively, series resistance 3R70 connects the mouth of 3A10 and the anode of diode 3D18, the anode of its negative electrode sending and receiving optical diode 3D19, the end of its negative electrode connecting resistance 3R71 and the control end of bidirectional analog switch 3A13, the other end of 3R71 and the equal ground connection of the mouth of 3A13, the in-phase input end series resistance 3R73 ground connection of 3A11, resistance 3R74 is arranged between its inverting input and the mouth, the mouth series resistance 3R75 of 3A11,3R76 meets the inverting input of op amp 3A12,3R75, the node series capacity 3C16 ground connection of 3R76, the inverting input series resistance 3R77 of 3A12 connects+15 volts of power supplys, its in-phase input end is series resistance 3R78 ground connection respectively, series resistance 3R79 connects the mouth of 3A12 and the anode of diode 3D20, the anode of the negative electrode sending and receiving optical diode 3D21 of 3D20, the end of its negative electrode connecting resistance 3R80 and the control end of bidirectional analog switch 3A14, the other end of 3R80 and the equal ground connection of the mouth of 3A14, the former edge joint power supply trigger board A of voltage transformer B31, the B end, pay edge joint diode 3D26,3D27,3D28, the bridge rectifier input end that 3D29 forms, center tap ground connection, 3D28, the anode of 3D29 connects the negative electrode of isolation diode 3D30,3D26, the negative electrode of 3D27 and the output of the anode of 3D30 are respectively through chemical capacitor 3C17, meet fixedly integrated regulator 3A15 of three ends after the 3C18 filtering, the input end of 3A16, its output is respectively through electric capacity 3C12,3C13 filtering meets fuse BX31, BX32 exports ± 15 volts of DC regulated power supply, is in series with resistance 3R81 in the middle of ± 15 volts of constant voltage power suspplys and ground respectively, light-emitting diode 3D31 and resistance 3R82, light-emitting diode 3D32 ,+15 volts of power supply series resistance 3R54 connect zener diode 3D16 negative electrode, its plus earth,-15 volts of power supply series resistance 3R55 connect zener diode 3D17 anode, its negative ground, the negative electrode of 3D16, the anode of 3D17 meets given circuit plate E respectively, the D end.