CN106585716B - Variable speed electric control gear for hydraulic travel system - Google Patents
Variable speed electric control gear for hydraulic travel system Download PDFInfo
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- CN106585716B CN106585716B CN201611224470.1A CN201611224470A CN106585716B CN 106585716 B CN106585716 B CN 106585716B CN 201611224470 A CN201611224470 A CN 201611224470A CN 106585716 B CN106585716 B CN 106585716B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D11/00—Steering non-deflectable wheels; Steering endless tracks or the like
- B62D11/001—Steering non-deflectable wheels; Steering endless tracks or the like control systems
- B62D11/003—Electric or electronic control systems
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Abstract
A kind of variable speed electric control gear for hydraulic travel system, it include controller circuitry (1), power circuit (2), electric pushrod driving circuit (3), accelerator input signal processing circuit (4), forward-reverse signal processing circuit (5), failure exports indicating circuit (6), cut off engine power supply circuit 7 and instrument communication interface circuit (8), power circuit (2), electric pushrod driving circuit (3), accelerator input signal processing circuit (4), forward-reverse signal processing circuit (5), failure exports indicating circuit (6), cutting engine power supply circuit 7 and instrument communication interface circuit (8) are respectively set to connect with the interface of controller circuitry (1), controller, absolute value encoder and electric pushrod are applied in closed type hydraulic system, controller passes through electric pushrod essence Really control variable pumpage no longer manually controls variable pumpage using mechanical pull rod, therefore improves walking straightness, and steering manipulation is more precisely and safer.
Description
One, technical field
The present invention relates to a kind of variable speed electric control gear, especially a kind of variable speed electricity for hydraulic travel system
Control device.
Two, background technique
Hydraulic travel system is widely used in crawler tractor, agricultural harvesting mechanical and offroad vehicle, therefore hydraulic moving system
System is a kind of important traffic component, and in existing hydraulic travel system, hydraulic travel system is largely using mechanical pull rod
Variable pumpage is manually controlled, while variable pump and heavy gearbox cooperation are completed to turn to, other side driving is braked in side, therefore
Turning radius is very big, and needs multiple movements collaborations that could complete when turning, handling very poor, a kind of currently not yet to be used for liquid
The variable speed electric control gear of running gear is pressed, controller, absolute value encoder and electric pushrod are applied in closed type hydraulic system
In, controller accurately controls variable pumpage by electric pushrod, and walking straightness is good, and steering manipulation is more precisely, more comfortably, more
Safety.
Based on existing technical problem, technical characteristic and technical effect, application technical solution of the invention is made.
Three, summary of the invention
Object of the invention is a kind of variable speed electric control gear for hydraulic travel system.
In order to overcome the technical drawbacks described above, the object of the present invention is to provide a kind of variable speed for hydraulic travel system
Electric control gear, therefore walking straightness is improved, steering manipulation is more precisely and safer.
In order to achieve the above objectives, the technical solution adopted by the present invention is that: include controller circuitry, power circuit, electronic
Push rod driving circuit, forward-reverse signal processing circuit, failure output indicating circuit, is cut at accelerator input signal processing circuit
Disconnected engine power supply circuit and instrument communication interface circuit,
Power circuit, electric pushrod driving circuit, accelerator input signal processing circuit, forward-reverse signal processing electricity
Road, failure output indicating circuit, cutting engine power supply circuit and instrument communication interface circuit are respectively set to and controller electricity
The interface on road connects.
Due to devising controller circuitry, power circuit, electric pushrod driving circuit, accelerator input signal processing electricity
Road, forward-reverse signal processing circuit, failure output indicating circuit, cutting engine power supply circuit and instrument communication interface electricity
Road applies controller, absolute value encoder and electric pushrod in closed type hydraulic system, and controller is accurate by electric pushrod
Variable pumpage is controlled, variable pumpage is no longer manually controlled using mechanical pull rod, therefore improve walking straightness, turns to behaviour
Control is more precisely and safer.
The present invention devises, according in such a way that controller circuitry output is basic signal electric pushrod driving circuit,
Accelerator input signal processing circuit, forward-reverse signal processing circuit, failure output indicating circuit, cutting engine power supply electricity
Road and instrument communication interface circuit and controller circuitry are connected with each other.
The present invention devises, and controller circuitry is set as including controller U5, resistance R2, resistance R3, resistance R4 and electricity
Resistance R5,
Controller U5 be provided with interface 1, interface 2, interface 3, interface 4, interface 5, interface 6, interface 7, interface 8, interface 9,
Interface 10, interface 11, interface 12, interface 13, interface 14, interface 15, interface 16, interface 17, interface 18, interface 19, interface 20,
Interface 21, interface 22, interface 23, interface 24, interface 25, interface 26, interface 27, interface 28, interface 29, interface 30, interface 31,
Interface 32, interface 33, interface 34, interface 35, interface 36, interface 37, interface 38, interface 39, interface 40, interface 41, interface 42,
Interface 43, interface 44, interface 45, interface 46, interface 47, interface 48, interface 49, interface 50, interface 51, interface 52, interface 53,
Interface 54, interface 55, interface 56, interface 57, interface 58, interface 59, interface 60, interface 61, interface 62, interface 63 and interface
64,
The interface 1 of controller U5 is set as pulling up the interface ENC2 of processing with code device signal-09 connection and controller
The interface 2 of U5 is set as pulling up the interface ENC1 of processing with code device signal-09 connection, the interface 3 of controller U5 be set as with
The interface ENC2 of code device signal pull-up processing-The interface 4 of 010 connection and controller U5 are set as pulling up with code device signal
The interface ENC1 of processing-10 connections, the interface 5 of controller U5 are set as pulling up the interface ENC3 of processing with code device signal-10 connect
It connects and the interface 6 of controller U5 is set as pulling up the interface ENC3 of processing with code device signal-09 connection, controller U5's connects
Mouth 7 is set as pulling up the interface ENC3 of processing with code device signal-The interface 8 of 08 connection and controller U5 are set as and encode
The interface ENC3 of device signal pull-up processing-07 connection, the interface 10 of controller U5 are set as pulling up processing with code device signal
Interface ENC3-The interface 11 of 06 connection and controller U5 are set as pulling up the interface ENC3 of processing with code device signal-05 connects
It connects, the interface 12 of controller U5 is set as pulling up the interface ENC3 of processing with code device signal-04 connection and controller U5
Interface 12 is set as pulling up the interface ENC3 of processing with code device signal-03 connection,
The interface 17 of controller U5 is set as connecting with the interface JIASUQI of accelerator input signal processing circuit,
The interface 18 of controller U5 is set as the interface START with cutting engine power supply circuit-EN1 connection,
The interface 19 of controller U5 is set as interface VCC,
The interface 21 of controller U5 is set as connecting with the output port of power circuit,
The interface 27 of controller U5 is set as connecting with the interface RXD of instrument communication interface circuit and controller U5 connects
Mouth 28 is set as connecting with the interface TXD of instrument communication interface circuit,
The interface 35 of controller U5 is set as connecting with the interface RUN of cutting engine power supply circuit,
The interface 36 of controller U5 is set as the interface M2- of the controller U2 by resistance R2 Yu electric pushrod driving circuit
The interface 38 of 2PWM connection and controller U5 are set as connecting with the interface M2-INT of the controller U2 of electric pushrod driving circuit
It connects,
The interface ERROR that the interface 39 of controller U5 is set as exporting indicating circuit with failure is connect,
The interface 40 of controller U5 is set as interface PWM-The interface 40 of IN and controller U5 are set as interface PWM-OUT,
The interface 42 of controller U5 is set as connecting with the interface FRONT of forward-reverse signal processing circuit,
The interface 44 of controller U5 is set as connecting with the interface BACK of forward-reverse signal processing circuit,
The interface 45 of controller U5 is set as connecting with the interface M1-INT of the controller U1 of electric pushrod driving circuit,
The interface 46 of controller U5 is set as the interface M2- of the controller U2 by resistance R5 Yu electric pushrod driving circuit
1PWM connection, the interface 47 of controller U5 are set as the interface of the controller U1 by resistance R4 Yu electric pushrod driving circuit
The interface 48 of M1-2PWM connection and controller U5 are set as through the controller U1's of resistance R3 and electric pushrod driving circuit
Interface M1-1PWM connection,
The interface 49 of controller U5 is set as pulling up the interface ENC2 of processing with code device signal-01 connection and controller
The interface 50 of U5 is set as pulling up the interface ENC1 of processing with code device signal-01 connection, the interface 51 of controller U5 are set as
With the interface ENC2 of code device signal pull-up processing-02 connection and controller U5 interface 52 be set as on code device signal
Draw the interface ENC1 of processing-02 connection, the interface 53 of controller U5 are set as pulling up the interface ENC2 of processing with code device signal-
The interface 54 of 03 connection and controller U5 are set as pulling up the interface ENC1 of processing with code device signal-03 connection, controller
The interface 55 of U5 is set as pulling up the interface ENC2 of processing with code device signal-The interface 56 of 04 connection and controller U5 are arranged
For the interface ENC1 with code device signal pull-up processing-04 connection, the interface 57 of controller U5 be set as on code device signal
Draw the interface ENC2 of processing-The interface 58 of 05 connection and controller U5 are set as pulling up the interface of processing with code device signal
ENC1-05 connection, the interface 59 of controller U5 are set as pulling up the interface ENC2 of processing with code device signal-06 connects and controls
The interface 60 of device U5 processed is set as pulling up the interface ENC1 of processing with code device signal-06 connection, the interface 61 of controller U5 are set
It is set to the interface ENC2 with code device signal pull-up processing-The interface 62 of 07 connection and controller U5 are set as believing with encoder
Number pull-up processing interface ENC1-07 connection,
The interface 63 of controller U5 is set as pulling up the interface ENC2 of processing with code device signal-08 connection and controller
The interface 64 of U5 is set as pulling up the interface ENC1 of processing with code device signal-08 connection.
The present invention devises, and power circuit is set as including power circuit I and power circuit II,
Power circuit I is set as including fuse F1, diode D1, diode TVS1, capacitor E1, arithmetic unit U3, two
Pole pipe D2, inductance L1, capacitor E2, fuse F2 and capacitor C1, arithmetic unit U3 are provided with interface 1, interface 2, interface 3,4 and of interface
Interface 5,
One end port of fuse F1 is set as connecting with external power supply and the other end port of fuse F1 is set as
Connect with the anode of diode D1, the cathode of diode D1 is respectively set to the cathode of diode TVS1, capacitor E1 is positive and
The interface 1 of arithmetic unit U3 connects and the anode of diode TVS1, capacitor E1 cathode, the interface 5 of arithmetic unit U3, arithmetic unit U3
Interface 3, the anode of diode D2, the cathode of capacitor E2 and capacitor C1 one end port be respectively set to be connected to ground, arithmetic unit
The interface 2 of U3 is respectively set to connect with the cathode of one end port of inductance L1 and diode D2 and the interface 4 of arithmetic unit U3
It is respectively set to connect with the other end port of the other end port of inductance L1, the anode of capacitor E2 and capacitor C1, C1's is another
End port is set as connecting with one end port of fuse F2 and the other end port of the other end port of fuse F2 and C1
It is arranged and is respectively set to connect with the input port of power circuit II,
Power circuit II is set as including arithmetic unit U4, capacitor E3, capacitor C2, diode TVS2, resistance R8, diode
LED1 and fuse F4, arithmetic unit U4 are provided with interface 1, interface 2 and interface 3,
The interface 1 of arithmetic unit U4 is set as the interface 2 of input port and arithmetic unit U4, one end port of capacitor E3, electricity
One end port and one end port of diode TVS2 for holding C2 are connected to ground respectively, the interface 3 of arithmetic unit U4, capacitor E3 it is another
Hold port, the other end port of capacitor C2 and the other end port of diode TVS2, one end port of resistance R8, fuse F4
One end port and the interface 3 for being set as interconnection and arithmetic unit U4 are set as interface VCC, and the other end port of resistance R8 is set
It is set to and is connect with the anode of diode (LED) 1 and 1 cathode of diode (LED) is set as being connected to ground, the other end port of fuse F4
It is set as connecting with the interface 21 of controller U5.
The present invention devises, and electric pushrod driving circuit is set as including electric pushrod driving circuit I and electric pushrod
Driving circuit II,
Electric pushrod driving circuit I is set as including arithmetic unit U1 and capacitor C3, and arithmetic unit U1 is provided with interface 1, connects
Mouth 2, interface 4, interface 5, interface 6, interface 7, interface 8, interface 9, interface 10, interface 11, interface 12, interface 13, connects interface 3
Mouthfuls 14, interface 15, interface 16, interface 17, interface 18, interface 19 and interface 20, the interface 1 of arithmetic unit U1, arithmetic unit U1 connect
One end port difference of mouth 9, the interface 10 of arithmetic unit U1, the interface 11 of arithmetic unit U1, the interface 12 of arithmetic unit U1 and capacitor C3
It is connected to ground and the other end port of capacitor C3 is set as connecting with the interface 17 of arithmetic unit U1, the interface 2 of arithmetic unit U1 is set
The interface 3 for being set to interface M1-INT and arithmetic unit U1 is set as interface M1-IPWM, the interface 6 and arithmetic unit U1 of arithmetic unit U1
Interface 7 be set as being connected with each other and the interface 7 of arithmetic unit U1 is set as interface M1-1, interface 4, the arithmetic unit of arithmetic unit U1
The interface 5 of U1 and the interface 16 of arithmetic unit U1 are set as connecting with 24V output port of power source and the interface 19 of arithmetic unit U1 is set
It is set to interface M1-2PWM, the interface 18 of arithmetic unit U1 is set as interface D1 and the interface 13 of arithmetic unit U1 is set as interface D2,
The interface 15 of arithmetic unit U1 and the interface 14 of arithmetic unit U1 are set as being connected with each other and the interface 14 of arithmetic unit U1 is set as connecing
Mouth M1-2,
Electric pushrod driving circuit II is set as including arithmetic unit U2 and capacitor C4, and arithmetic unit U2 is provided with interface 1, connects
Mouth 2, interface 4, interface 5, interface 6, interface 7, interface 8, interface 9, interface 10, interface 11, interface 12, interface 13, connects interface 3
Mouthfuls 14, interface 15, interface 16, interface 17, interface 18, interface 19 and interface 20, the interface 1 of arithmetic unit U2, arithmetic unit U2 connect
One end port difference of mouth 9, the interface 10 of arithmetic unit U2, the interface 11 of arithmetic unit U2, the interface 12 of arithmetic unit U2 and capacitor C4
It is connected to ground and the other end port of capacitor C4 is set as connecting with the interface 17 of arithmetic unit U2, the interface 2 of arithmetic unit U2 is set
The interface 3 for being set to interface M2-INT and arithmetic unit U2 is set as interface M2-IPWM, the interface 6 and arithmetic unit U2 of arithmetic unit U2
Interface 7 be set as being connected with each other and the interface 7 of arithmetic unit U2 is set as interface M2-1, interface 4, the arithmetic unit of arithmetic unit U2
The interface 5 of U2 and the interface 16 of arithmetic unit U2 are set as that 24V output port of power source connects and the interface 19 of arithmetic unit U2 is arranged
For interface M2-2PWM, the interface 18 of arithmetic unit U2 is set as interface D1 and the interface 13 of arithmetic unit U2 is set as interface D2, fortune
The interface 14 of the interface 15 and arithmetic unit U2 of calculating device U2 is set as being connected with each other and the interface 14 of arithmetic unit U2 is set as interface
M2-2。
The present invention devises, and accelerator input signal processing circuit is set as including diode TVS3, resistance R15, electricity
Hinder R16 and capacitor C5, the cathode of diode TVS3, one end port of resistance R15, one end port of resistance R16 and capacitor C5
One end port is set as being connected with each other and the anode of diode TVS3, the other end port of resistance R16 and capacitor C5 it is another
End port is respectively set to be connected to ground,
One end port of resistance R15 is set as interface JIASUQI and one end port of resistance R15 is set as interface
JISUQIZHI。
The present invention devises, and forward-reverse signal processing circuit is set as optocoupler control relay O3, optocoupler control relay
An input port of device O4, diode D3, resistance R10 and resistance R11, optocoupler control relay O3 are set as interface FRONT simultaneously
And an input port of optocoupler control relay O4 is set as interface BACK, optocoupler control relay O3 another input port and
Another input port of optocoupler control relay O4 is set as being connected to ground and an output port of optocoupler control relay O3
It is respectively set to connect with the cathode of diode D3 with an output port of optocoupler control relay O4, optocoupler controls relay O3
Another output port be set as connecting with one end port of resistance R10 and the other end port of resistance R10 is set as interface
FRONT-Another output port of IN, optocoupler control relay O4 are set as connecting with one end port of resistance R11 and resistance
The other end port of R11 is set as interface BACK-IN, the anode of diode D3 are set as connecting with interface VCC.
The present invention devises, and failure output indicating circuit is set as including optocoupler control relay O2, resistance R12 and guarantor
One end port of dangerous silk F3, resistance R12 are set as connecting with interface VCC and the other end port of resistance R12 is set as and light
Coupling controls the input port connection of relay O2, and another input port of optocoupler control relay O2 is set as interface EEROR
And an output port of optocoupler control relay O2 is set as connecting with 24V output port of power source, and optocoupler controls relay O2
Another output port be set as connecting with one end port of fuse F3 and the other end port of fuse F3 is set as connecing
Mouth EEROR-OUT。
The present invention devises, cutting engine power supply circuit be set as include optocoupler control relay O1, resistance R13,
One end port of switch K1 and fuse F5, resistance R13 are set as connecting with interface VCC and the other end port of resistance R13
The input port for being set as controlling relay O1 with optocoupler is connect, and another input port of optocoupler control relay O1 is set as
Interface START-An output port of EN1 and optocoupler control relay O1 are set as being connected to ground, and optocoupler controls relay O1
Another output port be set as connecting with the input port of switch K1 and an output port of switch K1 is set as interface
RUN-Another output port of ON2, switch K1 be set as connecting with one end port of fuse F5 and fuse F5 it is another
End port is set as interface RUN-ON1。
The present invention devises, and instrument communication interface circuit is set as including arithmetic unit U6, capacitor C6, capacitor C7, capacitor
C8, capacitor C9, capacitor C10, fuse F6 and fuse F7, arithmetic unit U6 are provided with interface 1, interface 2, interface 3, interface 4, connect
Mouth 5, interface 6, interface 7, interface 8, interface 9, interface 10, interface 11, interface 12, interface 13, interface 14, interface 15 and interface
The interface 1 of 16, arithmetic unit U6 are set as connecting with one end port of capacitor C6 and the other end port of capacitor C6 be set as with
The interface 3 of arithmetic unit U6 connects, the interface 4 of arithmetic unit U6 be set as connecting with one end port of capacitor C7 and capacitor C7 it is another
One end port is set as connecting with the interface 5 of arithmetic unit U6, and the interface 16 of arithmetic unit U6 is set as one end port with capacitor C8
It connects and the other end port of capacitor C8 is set as connecting with the interface 2 of arithmetic unit U6, the interface 15 of arithmetic unit U6 is set as
It is connect with one end port of capacitor C9 and the other end port of capacitor C9 is set as connecting with the interface 6 of arithmetic unit U6, operation
The interface 16 of device U6 is set as connecting with one end port of capacitor C10 and the other end port of capacitor C10 and arithmetic unit U6
Interface 15 is respectively set to be connected to ground, and the interface 10 of arithmetic unit U6 is set as interface TXD and the interface 9 of arithmetic unit U6 is arranged
For interface RXD, the interface 16 of arithmetic unit U6 is set as connecting with interface VCC and the interface 7 of arithmetic unit U6 is set as and insures
One end port connection of silk F6, the interface 8 of arithmetic unit U6 is set as connecting with one end port of fuse F7 and fuse F7
Other end port be set as interface RXDDUT, the other end port of fuse F6 is set as interface TXDDUT.
In the technical scheme, with controller circuitry that controller circuitry output is basic signal, power circuit, electronic push away
Bar driving circuit, accelerator input signal processing circuit, forward-reverse signal processing circuit, failure output indicating circuit, cutting
Engine power supply circuit and instrument communication interface circuit are important technical characteristic, in the variable speed electricity for hydraulic travel system
In the technical field for controlling device, there is novelty, creativeness and practicability, term in the technical scheme is all that can use this
Patent document in technical field explains and understands.
Four, Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is schematic diagram of the invention:
Fig. 2 is the circuit diagram of controller circuitry of the invention:
Fig. 3 is the circuit diagram of power circuit of the invention:
Fig. 4 is the circuit diagram of electric pushrod driving circuit of the invention:
Fig. 5 is the circuit diagram of accelerator input signal processing circuit of the invention:
Fig. 6 is the circuit diagram of forward-reverse signal processing circuit of the invention:
Fig. 7 is the circuit diagram that failure of the invention exports indicating circuit:
Fig. 8 is the circuit diagram of cutting engine power supply circuit of the invention:
Fig. 9 is the circuit diagram of instrument communication interface circuit of the invention.
Five, specific embodiment
According to guidelines for examination, such as " having ", "comprising" and " comprising " term used in the present invention should understand that
For the presence or addition for not allotting one or more of the other element or combinations thereof.
In the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is the orientation or positional relationship of general expression, is merely for convenience of
The description present invention and simplified description, rather than the device or element of indication or suggestion meaning must have a particular orientation, with spy
Fixed orientation construction and operation, therefore be not considered as limiting the invention.In addition, term " first ", " second ", " third "
It is used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected;It can
To be mechanical connection, it is also possible to be electrically connected;It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.
As long as in addition, the non-structure each other of technical characteristic involved in invention described below different embodiments
It can be combined with each other at conflict.
Below in conjunction in the embodiment of the present invention, technical solution in the embodiment of the present invention is clearly and completely retouched
It states, it is clear that the described embodiment is only a part of the embodiment of the present invention, instead of all the embodiments.Based in the present invention
Embodiment, every other embodiment obtained by those of ordinary skill in the art without making creative efforts,
It shall fall within the protection scope of the present invention.
Attached drawing is one embodiment of the present of invention, illustrates the present embodiment in conjunction with attached drawing, include controller circuitry 1,
Power circuit 2, electric pushrod driving circuit 3, accelerator input signal processing circuit 4, forward-reverse signal processing circuit 5, event
Barrier output indicating circuit 6, cutting engine power supply circuit 7 and instrument communication interface circuit 8,
Power circuit 2, electric pushrod driving circuit 3, accelerator input signal processing circuit 4, forward-reverse signal processing
Circuit 5, failure output indicating circuit 6, cutting engine power supply circuit 7 and instrument communication interface circuit 8 are respectively set to and control
The interface of device circuit 1 processed connects.
In the present embodiment, controller circuitry 1 is set as including controller U5, resistance R2, resistance R3, resistance R4 and electricity
Resistance R5,
Controller U5 be provided with interface 1, interface 2, interface 3, interface 4, interface 5, interface 6, interface 7, interface 8, interface 9,
Interface 10, interface 11, interface 12, interface 13, interface 14, interface 15, interface 16, interface 17, interface 18, interface 19, interface 20,
Interface 21, interface 22, interface 23, interface 24, interface 25, interface 26, interface 27, interface 28, interface 29, interface 30, interface 31,
Interface 32, interface 33, interface 34, interface 35, interface 36, interface 37, interface 38, interface 39, interface 40, interface 41, interface 42,
Interface 43, interface 44, interface 45, interface 46, interface 47, interface 48, interface 49, interface 50, interface 51, interface 52, interface 53,
Interface 54, interface 55, interface 56, interface 57, interface 58, interface 59, interface 60, interface 61, interface 62, interface 63 and interface
64,
The interface 1 of controller U5 is set as pulling up the interface ENC2 of processing with code device signal-09 connection and controller
The interface 2 of U5 is set as pulling up the interface ENC1 of processing with code device signal-09 connection, the interface 3 of controller U5 be set as with
The interface ENC2 of code device signal pull-up processing-The interface 4 of 010 connection and controller U5 are set as pulling up with code device signal
The interface ENC1 of processing-10 connections, the interface 5 of controller U5 are set as pulling up the interface ENC3 of processing with code device signal-10 connect
It connects and the interface 6 of controller U5 is set as pulling up the interface ENC3 of processing with code device signal-09 connection, controller U5's connects
Mouth 7 is set as pulling up the interface ENC3 of processing with code device signal-The interface 8 of 08 connection and controller U5 are set as and encode
The interface ENC3 of device signal pull-up processing-07 connection, the interface 10 of controller U5 are set as pulling up processing with code device signal
Interface ENC3-The interface 11 of 06 connection and controller U5 are set as pulling up the interface ENC3 of processing with code device signal-05 connects
It connects, the interface 12 of controller U5 is set as pulling up the interface ENC3 of processing with code device signal-04 connection and controller U5
Interface 12 is set as pulling up the interface ENC3 of processing with code device signal-03 connection,
The interface 17 of controller U5 is set as connecting with the interface JIASUQI of accelerator input signal processing circuit 4,
The interface 18 of controller U5 is set as the interface START with cutting engine power supply circuit 7-EN1 connection,
The interface 19 of controller U5 is set as interface VCC,
The interface 21 of controller U5 is set as connecting with the output port of power circuit 2,
The interface 27 of controller U5 is set as connecting with the interface RXD of instrument communication interface circuit 8 and controller U5
Interface 28 is set as connecting with the interface TXD of instrument communication interface circuit 8,
The interface 35 of controller U5 is set as connecting with the interface RUN of cutting engine power supply circuit 7,
The interface 36 of controller U5 is set as the interface of the controller U2 by resistance R2 Yu electric pushrod driving circuit 3
The interface 38 of M2-2PWM connection and controller U5 are set as the interface M2- with the controller U2 of electric pushrod driving circuit 3
INT connection,
The interface ERROR that the interface 39 of controller U5 is set as exporting indicating circuit 6 with failure is connect,
The interface 40 of controller U5 is set as interface PWM-The interface 40 of IN and controller U5 are set as interface PWM-OUT,
The interface 42 of controller U5 is set as connecting with the interface FRONT of forward-reverse signal processing circuit 5,
The interface 44 of controller U5 is set as connecting with the interface BACK of forward-reverse signal processing circuit 5,
The interface 45 of controller U5 is set as connecting with the interface M1-INT of the controller U1 of electric pushrod driving circuit 3,
The interface 46 of controller U5 is set as the interface of the controller U2 by resistance R5 Yu electric pushrod driving circuit 3
M2-1PWM connection, the interface 47 of controller U5 are set as connecing by the resistance R4 and controller U1 of electric pushrod driving circuit 3
The interface 48 of mouth M1-2PWM connection and controller U5 are set as the controller by resistance R3 and electric pushrod driving circuit 3
The interface M1-1PWM connection of U1,
The interface 49 of controller U5 is set as pulling up the interface ENC2 of processing with code device signal-01 connection and controller
The interface 50 of U5 is set as pulling up the interface ENC1 of processing with code device signal-01 connection, the interface 51 of controller U5 are set as
With the interface ENC2 of code device signal pull-up processing-02 connection and controller U5 interface 52 be set as on code device signal
Draw the interface ENC1 of processing-02 connection, the interface 53 of controller U5 are set as pulling up the interface ENC2 of processing with code device signal-
The interface 54 of 03 connection and controller U5 are set as pulling up the interface ENC1 of processing with code device signal-03 connection, controller
The interface 55 of U5 is set as pulling up the interface ENC2 of processing with code device signal-The interface 56 of 04 connection and controller U5 are arranged
For the interface ENC1 with code device signal pull-up processing-04 connection, the interface 57 of controller U5 be set as on code device signal
Draw the interface ENC2 of processing-The interface 58 of 05 connection and controller U5 are set as pulling up the interface of processing with code device signal
ENC1-05 connection, the interface 59 of controller U5 are set as pulling up the interface ENC2 of processing with code device signal-06 connects and controls
The interface 60 of device U5 processed is set as pulling up the interface ENC1 of processing with code device signal-06 connection, the interface 61 of controller U5 are set
It is set to the interface ENC2 with code device signal pull-up processing-The interface 62 of 07 connection and controller U5 are set as believing with encoder
Number pull-up processing interface ENC1-07 connection,
The interface 63 of controller U5 is set as pulling up the interface ENC2 of processing with code device signal-08 connection and controller
The interface 64 of U5 is set as pulling up the interface ENC1 of processing with code device signal-08 connection.
In the present embodiment, power circuit 2 is set as including power circuit I and power circuit II,
Power circuit I is set as including fuse F1, diode D1, diode TVS1, capacitor E1, arithmetic unit U3, two
Pole pipe D2, inductance L1, capacitor E2, fuse F2 and capacitor C1, arithmetic unit U3 are provided with interface 1, interface 2, interface 3,4 and of interface
Interface 5,
One end port of fuse F1 is set as connecting with external power supply and the other end port of fuse F1 is set as
Connect with the anode of diode D1, the cathode of diode D1 is respectively set to the cathode of diode TVS1, capacitor E1 is positive and
The interface 1 of arithmetic unit U3 connects and the anode of diode TVS1, capacitor E1 cathode, the interface 5 of arithmetic unit U3, arithmetic unit U3
Interface 3, the anode of diode D2, the cathode of capacitor E2 and capacitor C1 one end port be respectively set to be connected to ground, arithmetic unit
The interface 2 of U3 is respectively set to connect with the cathode of one end port of inductance L1 and diode D2 and the interface 4 of arithmetic unit U3
It is respectively set to connect with the other end port of the other end port of inductance L1, the anode of capacitor E2 and capacitor C1, C1's is another
End port is set as connecting with one end port of fuse F2 and the other end port of the other end port of fuse F2 and C1
It is arranged and is respectively set to connect with the input port of power circuit II,
Power circuit II is set as including arithmetic unit U4, capacitor E3, capacitor C2, diode TVS2, resistance R8, diode
LED1 and fuse F4, arithmetic unit U4 are provided with interface 1, interface 2 and interface 3,
The interface 1 of arithmetic unit U4 is set as the interface 2 of input port and arithmetic unit U4, one end port of capacitor E3, electricity
One end port and one end port of diode TVS2 for holding C2 are connected to ground respectively, the interface 3 of arithmetic unit U4, capacitor E3 it is another
Hold port, the other end port of capacitor C2 and the other end port of diode TVS2, one end port of resistance R8, fuse F4
One end port and the interface 3 for being set as interconnection and arithmetic unit U4 are set as interface VCC, and the other end port of resistance R8 is set
It is set to and is connect with the anode of diode (LED) 1 and 1 cathode of diode (LED) is set as being connected to ground, the other end port of fuse F4
It is set as connecting with the interface 21 of controller U5.
In the present embodiment, electric pushrod driving circuit 3 is set as including electric pushrod driving circuit I and electric pushrod
Driving circuit II,
Electric pushrod driving circuit I is set as including arithmetic unit U1 and capacitor C3, and arithmetic unit U1 is provided with interface 1, connects
Mouth 2, interface 4, interface 5, interface 6, interface 7, interface 8, interface 9, interface 10, interface 11, interface 12, interface 13, connects interface 3
Mouthfuls 14, interface 15, interface 16, interface 17, interface 18, interface 19 and interface 20, the interface 1 of arithmetic unit U1, arithmetic unit U1 connect
One end port difference of mouth 9, the interface 10 of arithmetic unit U1, the interface 11 of arithmetic unit U1, the interface 12 of arithmetic unit U1 and capacitor C3
It is connected to ground and the other end port of capacitor C3 is set as connecting with the interface 17 of arithmetic unit U1, the interface 2 of arithmetic unit U1 is set
The interface 3 for being set to interface M1-INT and arithmetic unit U1 is set as interface M1-IPWM, the interface 6 and arithmetic unit U1 of arithmetic unit U1
Interface 7 be set as being connected with each other and the interface 7 of arithmetic unit U1 is set as interface M1-1, interface 4, the arithmetic unit of arithmetic unit U1
The interface 5 of U1 and the interface 16 of arithmetic unit U1 are set as connecting with 24V output port of power source and the interface 19 of arithmetic unit U1 is set
It is set to interface M1-2PWM, the interface 18 of arithmetic unit U1 is set as interface D1 and the interface 13 of arithmetic unit U1 is set as interface D2,
The interface 15 of arithmetic unit U1 and the interface 14 of arithmetic unit U1 are set as being connected with each other and the interface 14 of arithmetic unit U1 is set as connecing
Mouth M1-2,
Electric pushrod driving circuit II is set as including arithmetic unit U2 and capacitor C4, and arithmetic unit U2 is provided with interface 1, connects
Mouth 2, interface 4, interface 5, interface 6, interface 7, interface 8, interface 9, interface 10, interface 11, interface 12, interface 13, connects interface 3
Mouthfuls 14, interface 15, interface 16, interface 17, interface 18, interface 19 and interface 20, the interface 1 of arithmetic unit U2, arithmetic unit U2 connect
One end port difference of mouth 9, the interface 10 of arithmetic unit U2, the interface 11 of arithmetic unit U2, the interface 12 of arithmetic unit U2 and capacitor C4
It is connected to ground and the other end port of capacitor C4 is set as connecting with the interface 17 of arithmetic unit U2, the interface 2 of arithmetic unit U2 is set
The interface 3 for being set to interface M2-INT and arithmetic unit U2 is set as interface M2-IPWM, the interface 6 and arithmetic unit U2 of arithmetic unit U2
Interface 7 be set as being connected with each other and the interface 7 of arithmetic unit U2 is set as interface M2-1, interface 4, the arithmetic unit of arithmetic unit U2
The interface 5 of U2 and the interface 16 of arithmetic unit U2 are set as that 24V output port of power source connects and the interface 19 of arithmetic unit U2 is arranged
For interface M2-2PWM, the interface 18 of arithmetic unit U2 is set as interface D1 and the interface 13 of arithmetic unit U2 is set as interface D2, fortune
The interface 14 of the interface 15 and arithmetic unit U2 of calculating device U2 is set as being connected with each other and the interface 14 of arithmetic unit U2 is set as interface
M2-2。
In the present embodiment, accelerator input signal processing circuit 4 is set as including diode TVS3, resistance R15, electricity
Hinder R16 and capacitor C5, the cathode of diode TVS3, one end port of resistance R15, one end port of resistance R16 and capacitor C5
One end port is set as being connected with each other and the anode of diode TVS3, the other end port of resistance R16 and capacitor C5 it is another
End port is respectively set to be connected to ground,
One end port of resistance R15 is set as interface JIASUQI and one end port of resistance R15 is set as interface
JISUQIZHI。
In the present embodiment, forward-reverse signal processing circuit 5 is set as optocoupler control relay O3, optocoupler control relay
An input port of device O4, diode D3, resistance R10 and resistance R11, optocoupler control relay O3 are set as interface FRONT simultaneously
And an input port of optocoupler control relay O4 is set as interface BACK, optocoupler control relay O3 another input port and
Another input port of optocoupler control relay O4 is set as being connected to ground and an output port of optocoupler control relay O3
It is respectively set to connect with the cathode of diode D3 with an output port of optocoupler control relay O4, optocoupler controls relay O3
Another output port be set as connecting with one end port of resistance R10 and the other end port of resistance R10 is set as interface
FRONT-Another output port of IN, optocoupler control relay O4 are set as connecting with one end port of resistance R11 and resistance
The other end port of R11 is set as interface BACK-IN, the anode of diode D3 are set as connecting with interface VCC.
In the present embodiment, failure output indicating circuit 6 be set as include optocoupler control relay O2, resistance R12 and
One end port of fuse F3, resistance R12 are set as connecting with interface VCC and the other end port of resistance R12 be set as with
Optocoupler controls the input port connection of relay O2, and another input port of optocoupler control relay O2 is set as interface
An output port of EEROR and optocoupler control relay O2 are set as connecting with 24V output port of power source, and optocoupler controls relay
Another output port of device O2 is set as connecting with one end port of fuse F3 and the other end port of fuse F3 is arranged
For interface EEROR-OUT。
In the present embodiment, cutting engine power supply circuit 7 be set as include optocoupler control relay O1, resistance R13,
One end port of switch K1 and fuse F5, resistance R13 are set as connecting with interface VCC and the other end port of resistance R13
The input port for being set as controlling relay O1 with optocoupler is connect, and another input port of optocoupler control relay O1 is set as
Interface START-An output port of EN1 and optocoupler control relay O1 are set as being connected to ground, and optocoupler controls relay O1
Another output port be set as connecting with the input port of switch K1 and an output port of switch K1 is set as interface
RUN-Another output port of ON2, switch K1 be set as connecting with one end port of fuse F5 and fuse F5 it is another
End port is set as interface RUN-ON1。
In the present embodiment, instrument communication interface circuit 8 is set as including arithmetic unit U6, capacitor C6, capacitor C7, capacitor
C8, capacitor C9, capacitor C10, fuse F6 and fuse F7, arithmetic unit U6 are provided with interface 1, interface 2, interface 3, interface 4, connect
Mouth 5, interface 6, interface 7, interface 8, interface 9, interface 10, interface 11, interface 12, interface 13, interface 14, interface 15 and interface
The interface 1 of 16, arithmetic unit U6 are set as connecting with one end port of capacitor C6 and the other end port of capacitor C6 be set as with
The interface 3 of arithmetic unit U6 connects, the interface 4 of arithmetic unit U6 be set as connecting with one end port of capacitor C7 and capacitor C7 it is another
One end port is set as connecting with the interface 5 of arithmetic unit U6, and the interface 16 of arithmetic unit U6 is set as one end port with capacitor C8
It connects and the other end port of capacitor C8 is set as connecting with the interface 2 of arithmetic unit U6, the interface 15 of arithmetic unit U6 is set as
It is connect with one end port of capacitor C9 and the other end port of capacitor C9 is set as connecting with the interface 6 of arithmetic unit U6, operation
The interface 16 of device U6 is set as connecting with one end port of capacitor C10 and the other end port of capacitor C10 and arithmetic unit U6
Interface 15 is respectively set to be connected to ground, and the interface 10 of arithmetic unit U6 is set as interface TXD and the interface 9 of arithmetic unit U6 is arranged
For interface RXD, the interface 16 of arithmetic unit U6 is set as connecting with interface VCC and the interface 7 of arithmetic unit U6 is set as and insures
One end port connection of silk F6, the interface 8 of arithmetic unit U6 is set as connecting with one end port of fuse F7 and fuse F7
Other end port be set as interface RXDDUT, the other end port of fuse F6 is set as interface TXDDUT.
In the present embodiment, the model of controller U5 is set as STC15W4K60S4-The model of LQFP64, arithmetic unit U5 are set
It is set to MAX232, the model of arithmetic unit U3 is set as LM2576HV-12, and the model of arithmetic unit U4 is set as 78M05, arithmetic unit U1
It is respectively set to MC33886 with the model of arithmetic unit U2, optocoupler controls the model point of relay O3 and optocoupler control relay O4
The model for not being set as TLP185, optocoupler control relay O2 and optocoupler control relay O1 is respectively set to TLP127, switchs
The model of K1 is set as G2R-1A-E.
24V voltage is converted into 12V voltage by LM2576HV-12 first by power circuit 2, then again will by 78M05
12V is converted into 5V voltage, and the digital signal of forward-reverse signal processing circuit 5 is isolated by optocoupler, to realize circuit
The electrical isolation of plate and external system, improves the anti-interference ability of circuit board, and cutting engine power supply circuit 7 is controlled by optocoupler
Whether relay coil is powered, to realize the on-off of control relay contact, finally realizes the on-off of generator, accelerator is defeated
Enter the filtering processing that signal processing circuit 4 completes external analog signal by RC low-pass filter, and signal passes by treated
MCU analog quantity input is passed, instrument communication interface circuit 8 realizes the letter of RS232 level and Transistor-Transistor Logic level by chip MAX232
Number conversion, so that it is guaranteed that electrical characteristic when circuit system is communicated with external meters matches, electric pushrod driving circuit 3 passes through core
Piece MC33886 controls motor operation, which receives the pwm signal from MCU, and adjustable straight according to PWM duty cycle output
Galvanic electricity pressure, to realize electric machine speed regulation, external input signal is acquired to MCU, MCU and carries out calculation process by controller circuitry 1
Export corresponding control signal, such as pwm signal, fault-signal again afterwards.
In the present embodiment, the interface 1 of controller U5 be set as foot F5.3 T×D4-2, the interface 2 of controller U5 is set as
Foot PQ5 AI6/T3 PWMFL-2, the interface 3 of controller U5 be set as foot PQ6 AI6/T4CLKD PWM7-2, controller U5 connects
Mouthfuls 4 be set as foot PQ7 AAD7/T4 PWM6-2, the interface 5 of controller U5 is set as foot P6.0, the interface 6 of controller U5 is arranged
For foot P6.1, controller U5 interface 7 be set as foot P6.2, the interface 8 of controller U5 is set as foot P6.3, controller U5 connects
Mouth 9 is set as foot P1.0/ADC0/CCP1/R×D4-2, the interface 10 of controller U5 is set as foot P1.1/ADC1/CCP0/T×D4-
2, the interface 11 of controller U5 is set as foot P4.7/ T×D2-2, the interface 12 of controller U5 is set as foot P1.2/ADC2/SS/
ECI/CMPO, controller U5 interface 13 be set as foot P1.3/ADC3/MOSI, the interface 14 of controller U5 is set as foot P1.4/
ADC4MISO, controller U5 interface 15 be set as foot P1.5/ADC5/SCLH, the interface 16 of controller U5 is set as foot P1.6/
ADC6/R×D-3/PWM6, controller U5 interface 17 be set as foot P1.7/ADC7/ T×D4-The interface of 3/PWMP7, controller U5
18 are set as foot P5.4/RST/MCLKO/SS-3/CMP-, controller U5 interface 19 be set as the interface of foot VCC, controller U5
20 are set as foot P5.5/CMP+, the interface 21 of controller U5 is set as foot GND, the interface 22 of controller U5 is set as foot P4.0/
M0SI-3, the interface 23 of controller U5 is set as foot P6.4, the interface 24 of controller U5 is set as foot P6.5, controller U5 connects
Mouth 25 is set as foot P6.6, the interface 26 of controller U5 is set as foot P6.7, the interface 27 of controller U5 is set as foot P3.0/R×
D/INT4/T2CLKO, controller U5 interface 28 be set as foot P3.1/ T×D/T2, controller U5 interface 29 be set as foot
P3.2/INT0, controller U5 interface 30 be set as foot P3.3INT1, the interface 31 of controller U5 is set as foot P3.4/T0/
T1CLKO/ECI-2, the interface 32 of controller U5 is set as foot P5.0R×D3-2, the interface 33 of controller U5 is set as foot P5.1/
T×D3-2, the interface 34 of controller U5 is set as foot P3.5/T1/TDCLKO/CCP0-2, the interface 35 of controller U5 is set as foot
P3.6/INT/ R×D-2/CCP1-2, the interface 36 of controller U5 is set as foot P3.7/INT3/ T×D-2/PWM2, controller U5
Interface 37 be set as foot P7.0, the interface 38 of controller U5 is set as foot P7.1, the interface 39 of controller U5 is set as foot
P7.2, controller U5 interface 40 be set as foot P7.3, the interface 41 of controller U5 is set as foot P4.1/MISO-3, controller
The interface 42 of U5 is set as foot P4.2/VR/PWM5-2, the interface 43 of controller U5 is set as foot P4.3/SCLK-3, controller U5
Interface 44 be set as foot P4.4/RD/PVM4-2, the interface 45 of controller U5 is set as foot P20/A8/RSTDUT-LDW, control
The interface 46 of device U5 is set as foot P21/A9/SCLK-2/PWM3, controller U5 interface 47 be set as foot P2.2/A10/MISO-
2PWM4, controller U5 interface 48 be set as foot P2.3/A10/MOSI-2PWM5, controller U5 interface 49 be set as foot
P2.4/SS-2/PWMFLT, controller U5 interface 50 be set as foot P2.5/A13/CCP0-3, the interface 51 of controller U5 is arranged
For foot P2.6/A14/CCP1-3, the interface 52 of controller U5 is set as foot P2.7/A15/PWM2-2, the interface 53 of controller U5 is set
It is set to foot P7.4, the interface 54 of controller U5 is set as foot P7.5, the interface 55 of controller U5 is set as foot P7.6, controller U5
Interface 56 be set as foot P7.7, the interface 57 of controller U5 is set as foot P4.5/ALE/PWM3-2, the interface 58 of controller U5
It is set as foot P4.6/ R×D2-2, the interface 59 of controller U5 is set as foot P0.0/AD0 R×D3, controller U5 interface 60 set
It is set to foot P0.1/AD1 T×D3, controller U5 interface 61 be set as foot P0.2/AD2 R×D4, controller U5 interface 62 set
It is set to foot P0.3/AD3T×D4, controller U5 interface 63 be set as the interface 64 of foot P0.4/AD4/T3CLKO and controller U5
It is set as foot P5.2/ R×D4-2。
The interface 1 of arithmetic unit U3 is set as foot VIN, the interface 2 of arithmetic unit U3 is set as foot DUT, the interface 3 of arithmetic unit U3
Be set as foot GND, the interface 4 of arithmetic unit U3 is set as foot FB and the interface 5 of arithmetic unit U3 is set as foot ON,
The interface 1 of arithmetic unit U4 is set as foot VIN, the interface 2 of arithmetic unit U4 is set as the interface of foot GND and arithmetic unit U4
3 are set as foot VDUT,
The interface 1 of arithmetic unit U1 is set as foot AGND, the interface 2 of arithmetic unit U1 is set as foot FS, the interface 3 of arithmetic unit U1
It is set as foot IN1, the interface 4 of arithmetic unit U1 is set as foot V+, the interface 5 of arithmetic unit U1 is set as foot V-, arithmetic unit U1 connects
Mouth 6 is set as foot OUT1, the interface 7 of arithmetic unit U1 is set as foot OUT1, the interface 8 of arithmetic unit U1 is set as foot DNC, arithmetic unit
The interface 9 of U1 is set as foot PGND, the interface 10 of arithmetic unit U1 is set as foot PGND, the interface 11 of arithmetic unit U1 is set as foot
PGND, arithmetic unit U1 interface 12 be set as foot PGND, the interface 13 of arithmetic unit U1 is set as the interface 14 of foot D2, arithmetic unit U1
It is set as foot OUT2, the interface 15 of arithmetic unit U1 is set as foot OUT2, the interface 16 of arithmetic unit U1 is set as foot V+, arithmetic unit U1
Interface 17 be set as foot Ccp, the interface 18 of arithmetic unit U1 is set as foot D1, the interface 19 of arithmetic unit U1 is set as foot IN2 and
The interface 20 of arithmetic unit U1 is set as foot DNC,
The interface 1 of arithmetic unit U2 is set as foot AGND, the interface 2 of arithmetic unit U2 is set as foot FS, the interface 3 of arithmetic unit U2
It is set as foot IN1, the interface 4 of arithmetic unit U2 is set as foot V+, the interface 5 of arithmetic unit U2 is set as foot V-, arithmetic unit U2 connects
Mouth 6 is set as foot OUT1, the interface 7 of arithmetic unit U2 is set as foot OUT1, the interface 8 of arithmetic unit U2 is set as foot DNC, arithmetic unit
The interface 9 of U2 is set as foot PGND, the interface 10 of arithmetic unit U2 is set as foot PGND, the interface 11 of arithmetic unit U2 is set as foot
PGND, arithmetic unit U2 interface 12 be set as foot PGND, the interface 13 of arithmetic unit U2 is set as the interface 14 of foot D2, arithmetic unit U2
It is set as foot OUT2, the interface 15 of arithmetic unit U2 is set as foot OUT2, the interface 16 of arithmetic unit U2 is set as foot V+, arithmetic unit U2
Interface 17 be set as foot Ccp, the interface 18 of arithmetic unit U2 is set as foot D1, the interface 19 of arithmetic unit U2 is set as foot IN2 and
The interface 20 of arithmetic unit U2 is set as foot DNC,
The interface 1 of arithmetic unit U6 is set as foot C1+, the interface 2 of arithmetic unit U6 is set as foot VS+, the interface 3 of arithmetic unit U6
It is set as foot C2-, the interface 4 of arithmetic unit U6 is set as foot C2+, the interface 5 of arithmetic unit U6 is set as foot C2-, arithmetic unit U6
Interface 6 is set as foot VS-, the interface 7 of arithmetic unit U6 is set as foot T2OUT, the interface 8 of arithmetic unit U6 is set as foot R2IN, fortune
The interface 9 for calculating device U6 is set as foot R2OUT, the interface 10 of arithmetic unit U6 is set as foot T2IN, the setting of the interface 11 of arithmetic unit U6
For foot T1IN, arithmetic unit U6 interface 12 be set as foot R1OUT, the interface 13 of arithmetic unit U6 is set as foot R1IN, arithmetic unit U6
Interface 14 be set as foot T1OUT, the interface 15 of arithmetic unit U6 is set as foot GND and the interface 16 of arithmetic unit U6 is set as foot
VCC.
The present invention has the following characteristics:
1, due to devise controller circuitry 1, power circuit 2, electric pushrod driving circuit 3, at accelerator input signal
Manage circuit 4, forward-reverse signal processing circuit 5, failure output indicating circuit 6, cutting engine power supply circuit 7 and instrument communication
Interface circuit 8 is applied controller, absolute value encoder and electric pushrod in closed type hydraulic system, and controller passes through electronic
Push rod accurately controls variable pumpage, no longer manually controls variable pumpage using mechanical pull rod, therefore improve walking straight line
Degree, steering manipulation are more precisely and safer.
2, due to devising power circuit 2, by power circuit 2, stable voltage is provided.
3, due to devising electric pushrod driving circuit 3, accelerator input signal processing circuit 4, at forward-reverse signal
Circuit 5, failure output indicating circuit 6, cutting engine power supply circuit 7 and instrument communication interface circuit 8 are managed, electric pushrod is passed through
Driving circuit 3, forward-reverse signal processing circuit 5, failure output indicating circuit 6, is cut at accelerator input signal processing circuit 4
Disconnected engine power supply circuit 7 and instrument communication interface circuit 8, meet the performance needs for chatting the walking chassis of hydraulic control.
4, due to devising controller circuitry 1, by the controller U5 in controller circuitry 1, the stabilization of performance is improved
Performance and precision performance.
5, due to devising technical characteristic of the invention, in the effect of the independent and mutual set of technical characteristic,
By experiments have shown that, performance indexes of the invention be existing performance indexes be at least 1.7 times, pass through assessment tool
There is good market value.
There are also others be the controller circuitry 1 of basic signal with the output of controller circuitry 1, power circuit 2, electronic push away
Bar driving circuit 3, accelerator input signal processing circuit 4, forward-reverse signal processing circuit 5, failure output indicating circuit 6,
Cutting off the technical characteristic that engine power supply circuit 7 and instrument communication interface circuit 8 connect all is one of the embodiment of the present invention, and
And each technical characteristic of embodiment described above can be combined arbitrarily, to meet Patent Law, patent regulation and examining
The requirement of guide is looked into, no longer all possible combined embodiment of each technical characteristic in above-described embodiment is all retouched
It states.
Therefore in the variable speed electric control gear technical field for hydraulic travel system, all includes controller electricity
Road 1, power circuit 2, electric pushrod driving circuit 3, accelerator input signal processing circuit 4, forward-reverse signal processing circuit
5, failure output indicating circuit 6, cutting engine power supply circuit 7 and instrument communication interface circuit 8, power circuit 2, electric pushrod
Driving circuit 3, forward-reverse signal processing circuit 5, failure output indicating circuit 6, is cut at accelerator input signal processing circuit 4
Disconnected engine power supply circuit 7 and instrument communication interface circuit 8 are respectively set in the technology connecting with the interface of controller circuitry 1
Hold all within the scope of the present invention.
Claims (9)
1. a kind of variable speed electric control gear for hydraulic travel system, it is characterized in that: including controller circuitry (1), electricity
Source circuit (2), electric pushrod driving circuit (3), accelerator input signal processing circuit (4), forward-reverse signal processing circuit
(5), failure output indicating circuit (6), cutting engine power supply circuit (7) and instrument communication interface circuit (8),
Power circuit (2), electric pushrod driving circuit (3), accelerator input signal processing circuit (4), at forward-reverse signal
Manage circuit (5), failure output indicating circuit (6), cutting engine power supply circuit (7) and instrument communication interface circuit (8) difference
It is set as connecting with the interface of controller circuitry (1),
Controller circuitry (1) be set as include controller U5, resistance R2, resistance R3, resistance R4 and resistance R5,
Controller U5 is provided with interface 1, interface 2, interface 3, interface 4, interface 5, interface 6, interface 7, interface 8, interface 9, interface
10, interface 11, interface 12, interface 13, interface 14, interface 15, interface 16, interface 17, interface 18, interface 19, interface 20, interface
21, interface 22, interface 23, interface 24, interface 25, interface 26, interface 27, interface 28, interface 29, interface 30, interface 31, interface
32, interface 33, interface 34, interface 35, interface 36, interface 37, interface 38, interface 39, interface 40, interface 41, interface 42, interface
43, interface 44, interface 45, interface 46, interface 47, interface 48, interface 49, interface 50, interface 51, interface 52, interface 53, interface
54, interface 55, interface 56, interface 57, interface 58, interface 59, interface 60, interface 61, interface 62, interface 63 and interface 64,
The interface 1 of controller U5 is set as pulling up the interface ENC2 of processing with code device signal-09 connection and controller U5 connects
Mouth 2 is set as pulling up the interface ENC1 of processing with code device signal-09 connection, the interface 3 of controller U5 is set as and encoder
The interface ENC2 of signal pull-up processing-The interface 4 of 010 connection and controller U5 are set as pulling up processing with code device signal
Interface ENC1-10 connections, the interface 5 of controller U5 are set as pulling up the interface ENC3 of processing with code device signal-10 connection and
The interface 6 of controller U5 is set as pulling up the interface ENC3 of processing with code device signal-09 connection, the interface 7 of controller U5 are set
It is set to the interface ENC3 with code device signal pull-up processing-The interface 8 of 08 connection and controller U5 are set as believing with encoder
Number pull-up processing interface ENC3-07 connection, the interface 10 of controller U5 are set as pulling up the interface of processing with code device signal
ENC3-The interface 11 of 06 connection and controller U5 are set as pulling up the interface ENC3 of processing with code device signal-05 connection, control
The interface 12 of device U5 processed is set as pulling up the interface ENC3 of processing with code device signal-The interface 12 of 04 connection and controller U5
It is set as pulling up the interface ENC3 of processing with code device signal-03 connection, the interface 17 of controller U5 are set as defeated with accelerator
Enter the interface JIASUQI connection of signal processing circuit (4), the interface 18 of controller U5 is set as and cutting engine power supply circuit
(7) interface START-EN1 connection, the interface 19 of controller U5 are set as interface VCC, the interface 21 of controller U5 be set as with
The output port of power circuit (2) connects, and the interface 27 of controller U5 is set as the interface with instrument communication interface circuit (8)
The interface 28 of RXD connection and controller U5 are set as connecting with the interface TXD of instrument communication interface circuit (8), controller U5
Interface 35 be set as with cutting engine power supply circuit (7) interface RUN connect, the interface 36 of controller U5 is set as passing through
Resistance R2 is connect with the interface M2-2PWM of the controller U2 of electric pushrod driving circuit (3) and the interface 38 of controller U5 is set
Be set to and connect with the interface M2-INT of the controller U2 of electric pushrod driving circuit (3), the interface 39 of controller U5 be set as with
Failure exports the interface ERROR connection of indicating circuit (6), and the interface 40 of controller U5 is set as interface PWM-IN and controller
The interface 40 of U5 is set as interface PWM-The interface 42 of OUT, controller U5 are set as and forward-reverse signal processing circuit (5)
Interface FRONT connection, the interface 44 of controller U5 are set as connecting with the interface BACK of forward-reverse signal processing circuit (5),
The interface 45 of controller U5 is set as connecting with the interface M1-INT of the controller U1 of electric pushrod driving circuit (3), controller
The interface 46 of U5 is set as connecting by resistance R5 with the interface M2-1PWM of the controller U2 of electric pushrod driving circuit (3), control
The interface M1-2PWM that the interface 47 of device U5 processed is set as the controller U1 by resistance R4 Yu electric pushrod driving circuit (3) connects
It connects and the interface 48 of controller U5 is set as the interface of the controller U1 by resistance R3 Yu electric pushrod driving circuit (3)
M1-1PWM connection, the interface 49 of controller U5 are set as pulling up the interface ENC2 of processing with code device signal-01 connects and controls
The interface 50 of device U5 processed is set as pulling up the interface ENC1 of processing with code device signal-01 connection, the interface 51 of controller U5 are set
It is set to the interface ENC2 with code device signal pull-up processing-The interface 52 of 02 connection and controller U5 are set as believing with encoder
Number pull-up processing interface ENC1-02 connection, the interface 53 of controller U5 are set as pulling up the interface of processing with code device signal
ENC2-The interface 54 of 03 connection and controller U5 are set as pulling up the interface ENC1 of processing with code device signal-03 connection, control
The interface 55 of device U5 processed is set as pulling up the interface ENC2 of processing with code device signal-The interface 56 of 04 connection and controller U5
It is set as pulling up the interface ENC1 of processing with code device signal-04 connection, the interface 57 of controller U5 are set as believing with encoder
Number pull-up processing interface ENC2-The interface 58 of 05 connection and controller U5 are set as pulling up connecing for processing with code device signal
Mouth ENC1-05 connection, the interface 59 of controller U5 are set as pulling up the interface ENC2 of processing with code device signal-06 connection and
The interface 60 of controller U5 is set as pulling up the interface ENC1 of processing with code device signal-06 connection, the interface 61 of controller U5
It is set as pulling up the interface ENC2 of processing with code device signal-The interface 62 of 07 connection and controller U5 are set as and encoder
The interface ENC1 of signal pull-up processing-07 connection, the interface 63 of controller U5 are set as pulling up connecing for processing with code device signal
Mouth ENC2-The interface 64 of 08 connection and controller U5 are set as pulling up the interface ENC1 of processing with code device signal-08 connection.
2. the variable speed electric control gear according to claim 1 for hydraulic travel system, it is characterized in that: according to control
Device circuit (1) output processed is the mode of basic signal electric pushrod driving circuit (3), accelerator input signal processing circuit
(4), forward-reverse signal processing circuit (5), failure output indicating circuit (6), cutting engine power supply circuit (7) and instrument are logical
Communication interface circuit (8) and controller circuitry (1) are connected with each other.
3. the variable speed electric control gear according to claim 1 for hydraulic travel system, it is characterized in that: power circuit
(2) it is set as including power circuit I and power circuit II,
Power circuit I is set as including fuse F1, diode D1, diode TVS1, capacitor E1, arithmetic unit U3, diode
D2, inductance L1, capacitor E2, fuse F2 and capacitor C1, arithmetic unit U3 are provided with interface 1, interface 2, interface 3, interface 4 and interface
One end port of 5, fuse F1 are set as connecting with external power supply and the other end port of fuse F1 is set as and two poles
The anode connection of pipe D1, the cathode of diode D1 are respectively set to and the cathode of diode TVS1, capacitor E1 anode and arithmetic unit
The interface 1 of U3 connects and the anode of diode TVS1, capacitor E1 cathode, the interface 5 of arithmetic unit U3, arithmetic unit U3 interface 3,
One end port of the anode of diode D2, the cathode of capacitor E2 and capacitor C1 is respectively set to be connected to ground, and arithmetic unit U3's connects
Mouth 2 is respectively set to connect with the cathode of one end port of inductance L1 and diode D2 and the interface 4 of arithmetic unit U3 is set respectively
It is set to and is connect with the other end port of the other end port of inductance L1, the anode of capacitor E2 and capacitor C1, the other end port of C1
It is set as connecting with one end port of fuse F2 and the other end port of fuse F2 and the setting of the other end port of C1 divides
It is not set as connecting with the input port of power circuit II,
Power circuit II is set as including arithmetic unit U4, capacitor E3, capacitor C2, diode TVS2, resistance R8, diode (LED) 1
Fuse F4, arithmetic unit U4 are provided with interface 1, interface 2 and interface 3, the interface 1 of arithmetic unit U4 be set as input port and
The interface 2 of arithmetic unit U4, one end port of capacitor E3, one end port of capacitor C2 and diode TVS2 one end port respectively with
Ground connection, the interface 3 of arithmetic unit U4, the other end port of capacitor E3, the other end port of capacitor C2 and diode TVS2 it is another
One end port, one end port of resistance R8, fuse F4 one end port and be set as being connected with each other and arithmetic unit U4 connects
Mouth 3 is set as interface VCC, and the other end port of resistance R8 is set as connecting with 1 anode of diode (LED) and diode (LED) 1 is negative
Pole is set as being connected to ground, and the other end port of fuse F4 is set as connecting with the interface 21 of controller U5.
4. the variable speed electric control gear according to claim 1 for hydraulic travel system, it is characterized in that: electric pushrod
Driving circuit (3) is set as including electric pushrod driving circuit I and electric pushrod driving circuit II,
Electric pushrod driving circuit I is set as including arithmetic unit U1 and capacitor C3, arithmetic unit U1 be provided with interface 1, interface 2,
Interface 3, interface 4, interface 5, interface 6, interface 7, interface 8, interface 9, interface 10, interface 11, interface 12, interface 13, interface 14,
Interface 15, interface 16, interface 17, interface 18, interface 19 and interface 20, the interface 1 of arithmetic unit U1, the interface 9 of arithmetic unit U1, fortune
One end port for calculating the interface 10 of device U1, the interface 11 of arithmetic unit U1, the interface 12 of arithmetic unit U1 and capacitor C3 connects with ground respectively
It connects and the other end port of capacitor C3 is set as connecting with the interface 17 of arithmetic unit U1, the interface 2 of arithmetic unit U1 is set as connecing
The interface 3 of mouth M1-INT and arithmetic unit U1 are set as interface M1-IPWM, the interface 6 of arithmetic unit U1 and the interface 7 of arithmetic unit U1
It is set as being connected with each other and the interface 7 of arithmetic unit U1 is set as interface M1-1, the interface 4 of arithmetic unit U1, arithmetic unit U1 connect
The interface 16 of 5 and arithmetic unit U1 of mouth is set as connecting with 24V output port of power source and the interface 19 of arithmetic unit U1 is set as connecing
Mouth M1-2PWM, the interface 18 of arithmetic unit U1 is set as interface D1 and the interface 13 of arithmetic unit U1 is set as interface D2, arithmetic unit
The interface 15 of U1 and the interface 14 of arithmetic unit U1 are set as being connected with each other and the interface 14 of arithmetic unit U1 is set as interface M1-2,
Electric pushrod driving circuit II is set as including arithmetic unit U2 and capacitor C4, arithmetic unit U2 be provided with interface 1, interface 2,
Interface 3, interface 4, interface 5, interface 6, interface 7, interface 8, interface 9, interface 10, interface 11, interface 12, interface 13, interface 14,
Interface 15, interface 16, interface 17, interface 18, interface 19 and interface 20, the interface 1 of arithmetic unit U2, the interface 9 of arithmetic unit U2, fortune
One end port for calculating the interface 10 of device U2, the interface 11 of arithmetic unit U2, the interface 12 of arithmetic unit U2 and capacitor C4 connects with ground respectively
It connects and the other end port of capacitor C4 is set as connecting with the interface 17 of arithmetic unit U2, the interface 2 of arithmetic unit U2 is set as connecing
The interface 3 of mouth M2-INT and arithmetic unit U2 are set as interface M2-IPWM, the interface 6 of arithmetic unit U2 and the interface 7 of arithmetic unit U2
It is set as being connected with each other and the interface 7 of arithmetic unit U2 is set as interface M2-1, the interface 4 of arithmetic unit U2, arithmetic unit U2 connect
Mouthfuls 5 are set as that 24V output port of power source connects and the interface 19 of arithmetic unit U2 is set as interface with the interface 16 of arithmetic unit U2
The interface 18 of M2-2PWM, arithmetic unit U2 are set as interface D1 and the interface 13 of arithmetic unit U2 is set as interface D2, arithmetic unit U2
Interface 15 and the interface 14 of arithmetic unit U2 be set as being connected with each other and the interface 14 of arithmetic unit U2 is set as interface M2-2.
5. the variable speed electric control gear according to claim 1 for hydraulic travel system, it is characterized in that: accelerator is defeated
Entering signal processing circuit (4) and being set as includes diode TVS3, resistance R15, resistance R16 and capacitor C5, diode TVS3's
Cathode, one end port of resistance R15, one end port of resistance R16 and capacitor C5 one end port be set as being connected with each other and
The other end port of the anode of diode TVS3, the other end port of resistance R16 and capacitor C5 is respectively set to be connected to ground,
One end port of resistance R15 is set as interface JIASUQI and one end port of resistance R15 is set as interface
JISUQIZHI。
6. the variable speed electric control gear according to claim 1 for hydraulic travel system, it is characterized in that: forward-reverse
Signal processing circuit (5) is set as optocoupler control relay O3, optocoupler control relay O4, diode D3, resistance R10 and resistance
R11, an input port of optocoupler control relay O3 are set as an input terminal of interface FRONT and optocoupler control relay O4
Mouth is set as interface BACK, and optocoupler controls another input port of relay O3 and another input terminal of optocoupler control relay O4
Mouth is set as being connected to ground and optocoupler controls an output port of relay O3 and an output end of optocoupler control relay O4
Mouth is respectively set to connect with the cathode of diode D3, and another output port of optocoupler control relay O3 is set as and resistance
One end port of R10 connects and the other end port of resistance R10 is set as interface FRONT-IN, optocoupler control relay O4's
Another output port is set as connecting with one end port of resistance R11 and the other end port of resistance R11 is set as interface
BACK-IN, the anode of diode D3 are set as connecting with interface VCC.
7. the variable speed electric control gear according to claim 1 for hydraulic travel system, it is characterized in that: failure exports
Indicating circuit (6) be set as include optocoupler control relay O2, resistance R12 and fuse F3, resistance R12 one end port set
Be set to connect with interface VCC and the other end port of resistance R12 be set as with optocoupler control relay O2 an input port
Connection, another input port of optocoupler control relay O2 is set as interface EEROR and the one of optocoupler control relay O2 is defeated
Exit port is set as connecting with 24V output port of power source, and another output port of optocoupler control relay O2 is set as and insures
One end port of silk F3 connects and the other end port of fuse F3 is set as interface EEROR-OUT。
8. the variable speed electric control gear according to claim 1 for hydraulic travel system, it is characterized in that: cutting is started
Machine power supply circuit (7) is set as including that optocoupler controls relay O1, resistance R13, switch K1 and fuse F5, resistance R13's
One end port is set as connecting with interface VCC and the other end port of resistance R13 is set as controlling relay O1's with optocoupler
Another input port of the connection of one input port, optocoupler control relay O1 is set as interface START-EN1 and optocoupler control
An output port of relay O1 is set as being connected to ground, and another output port of optocoupler control relay O1 is set as and switchs
The input port of K1 connects and an output port of switch K1 is set as interface RUN-Another output port of ON2, switch K1
It is set as connecting with one end port of fuse F5 and the other end port of fuse F5 is set as interface RUN-ON1。
9. the variable speed electric control gear according to claim 1 for hydraulic travel system, it is characterized in that: instrument communicates
Interface circuit (8) is set as including arithmetic unit U6, capacitor C6, capacitor C7, capacitor C8, capacitor C9, capacitor C10, fuse F6
Fuse F7, arithmetic unit U6 are provided with interface 1, interface 2, interface 3, interface 4, interface 5, interface 6, interface 7, interface 8, interface
9, interface 10, interface 11, interface 12, interface 13, interface 14, interface 15 and interface 16, the interface 1 of arithmetic unit U6 are set as and electricity
The other end port of the connection of one end port and capacitor C6 of holding C6 is set as connecting with the interface 3 of arithmetic unit U6, arithmetic unit U6
Interface 4 be set as connecting with one end port of capacitor C7 and the other end port of capacitor C7 is set as connecing with arithmetic unit U6
Mouth 5 connects, and the interface 16 of arithmetic unit U6 is set as connecting with one end port of capacitor C8 and the other end port of capacitor C8 is set
It is set to and is connect with the interface 2 of arithmetic unit U6, the interface 15 of arithmetic unit U6 is set as connecting with one end port of capacitor C9 and electricity
The other end port for holding C9 is set as connecting with the interface 6 of arithmetic unit U6, and the interface 16 of arithmetic unit U6 is set as with capacitor C10's
One end port connects and the other end port of capacitor C10 and the interface 15 of arithmetic unit U6 are respectively set to be connected to ground, operation
The interface 10 of device U6 is set as interface TXD and the interface 9 of arithmetic unit U6 is set as interface RXD, and the interface 16 of arithmetic unit U6 is set
It is set to and is connect with interface VCC and the interface 7 of arithmetic unit U6 is set as connecting with one end port of fuse F6, arithmetic unit U6's
Interface 8 is set as connecting with one end port of fuse F7 and the other end port of fuse F7 is set as interface RXDDUT,
The other end port of fuse F6 is set as interface TXDDUT.
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CN201611224470.1A CN106585716B (en) | 2016-12-27 | 2016-12-27 | Variable speed electric control gear for hydraulic travel system |
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CN201611224470.1A CN106585716B (en) | 2016-12-27 | 2016-12-27 | Variable speed electric control gear for hydraulic travel system |
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WO2009060881A1 (en) * | 2007-11-07 | 2009-05-14 | Yanmar Co., Ltd. | Running vehicle |
CN102848914A (en) * | 2012-09-12 | 2013-01-02 | 青岛科瑞特激光设备有限公司 | Hydraulic continuously-variable drive axle assembly |
CN103072478A (en) * | 2013-01-16 | 2013-05-01 | 青岛科瑞特激光设备有限公司 | Drive axle assembly for large-sized self-propelled combined harvester |
CN203418982U (en) * | 2013-08-13 | 2014-02-05 | 福田雷沃国际重工股份有限公司 | Driving chassis of harvester |
CN206351706U (en) * | 2016-12-27 | 2017-07-25 | 泰安东岳重工有限公司 | Variable speed electric control gear for hydraulic travel system |
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Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2009060881A1 (en) * | 2007-11-07 | 2009-05-14 | Yanmar Co., Ltd. | Running vehicle |
CN102848914A (en) * | 2012-09-12 | 2013-01-02 | 青岛科瑞特激光设备有限公司 | Hydraulic continuously-variable drive axle assembly |
CN103072478A (en) * | 2013-01-16 | 2013-05-01 | 青岛科瑞特激光设备有限公司 | Drive axle assembly for large-sized self-propelled combined harvester |
CN203418982U (en) * | 2013-08-13 | 2014-02-05 | 福田雷沃国际重工股份有限公司 | Driving chassis of harvester |
CN206351706U (en) * | 2016-12-27 | 2017-07-25 | 泰安东岳重工有限公司 | Variable speed electric control gear for hydraulic travel system |
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