CN207965590U - A kind of numerically-controlled machine tool Three-dimensional Control System - Google Patents
A kind of numerically-controlled machine tool Three-dimensional Control System Download PDFInfo
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- CN207965590U CN207965590U CN201820486724.5U CN201820486724U CN207965590U CN 207965590 U CN207965590 U CN 207965590U CN 201820486724 U CN201820486724 U CN 201820486724U CN 207965590 U CN207965590 U CN 207965590U
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Abstract
A kind of numerically-controlled machine tool Three-dimensional Control System of this practicability belongs to numerical control control technology field；Including ARM chips,Fpga chip,USART communication interface circuits,Storage circuit,Reset circuit,Clock circuit,Jtag interface circuit,AS interface circuits,Power module and limit/differential signal input interface circuit are arranged on master control borad,Impulse output circuit,On-off signal isolation circuit,Output switch parameter isolation circuit is arranged in expansion board,Expansion board connects X-axis,Y-axis,Z axis stepper motor driver interface,ARM chips are separately connected fpga chip,Host computer,Power module,Memory module,USART communication interface circuits and limit/differential signal input interface circuit,Fpga chip is separately connected reset circuit,Clock circuit,Jtag interface circuit,AS interface circuits,Impulse output circuit,On-off signal isolation circuit and output switch parameter isolation circuit；The utility model has good real-time and flexibility, preferably controls motor number and number of switches.
Description
Technical field
A kind of numerically-controlled machine tool Three-dimensional Control System of the utility model belongs to numerical control control technology field.
Background technology
Digital control system is the abbreviation of numerical control system, and English name is (Numerical Control System), root
According to the control program stored in computer storage, execution part or whole numerical control functions, and equipped with interface circuit and watch
Take the dedicated computer system of driving device.
Digital control system type in the world is various, and form is different, has the characteristics that in composed structure respective.These structures are special
Engineering design thinking of the point from the basic demand and hardware and software of system initial designs.General entire digital control system is by three
Most of composition, i.e. control system, servo-drive system and position measuring system.Control system hardware, which is one, has input and output work(
The dedicated computer system of energy carries out interpolation operation by workpieces processing program, sends out control instruction to servo drive system；It measures
The straight line and rotary motion position, speed of system detectio machinery, and control system and servo drive system are fed back to, to correct control
System instruction；The feedback information of control instruction and measuring system from control system is compared and is controlled by servo drive system
It adjusts, control PWM electric currents drive servo motor, are moved as required by servo motor driving machinery.This three parts organically combines, group
At the digital control system of complete closed-loop control.
Since NC Industry development is good, user is higher and higher to the complexity, processing efficiency and the degree of automation of product,
And traditional control system is limited to the control of motor number and number of switches, cannot reach user's requirement, and control system
Cost it is excessively high.
Utility model content
In view of the above-mentioned problems, the purpose of this utility model is to provide a kind of numerically-controlled machine tool Three-dimensional Control System hardware to set
It is standby.
What the purpose of this utility model was realized in：
A kind of numerically-controlled machine tool Three-dimensional Control System, including ARM chips, fpga chip, USART communication interface circuits, storage
Circuit, reset circuit, clock circuit, jtag interface circuit, AS interface circuits, host computer, power module, master control borad, expansion board,
Limit/differential signal input interface circuit, impulse output circuit, On-off signal isolation circuit, output switch parameter isolation circuit
With X-axis, Y-axis, Z axis stepper motor driver interface；The ARM chip models are STM32F407, the fpga chip model
EP2C8Q208C8N, the ARM chips, fpga chip, USART communication interface circuits, storage circuit, reset circuit, clock electricity
Road, jtag interface circuit, AS interface circuits, power module and limit/differential signal input interface circuit are arranged on master control borad,
The impulse output circuit, On-off signal isolation circuit, output switch parameter isolation circuit are arranged in expansion board, the extension
Plate connects X-axis, Y-axis, Z axis stepper motor driver interface, and the ARM chips are separately connected fpga chip, host computer, power supply mould
Block, memory module, USART communication interface circuits and limit/differential signal input interface circuit, the fpga chip are separately connected
It reset circuit, clock circuit, jtag interface circuit, AS interface circuits, impulse output circuit, On-off signal isolation circuit and opens
Measure output isolation circuit in pass；Holder device is arranged below in the master control borad, and the holder device includes that top plate, shaft and support are lived
Movable plate；The top plate is equipped with groove, the depth of the groove with support the highly consistent of movable plate, the support movable plate is set
It sets in groove, the both sides of movable plate is supported to be connect respectively with top plate by shaft；The ARM chips connect FPGA by FSMC
Chip, the ARM chips by FSMC connection fpga chips, the pin FSMC_NE4 of the ARM chips, pin FSMC_NEW,
The GPIO of pin FSMC_NOE, pin Address [16..0] and pin Data [16..0] connection fpga chips.
A kind of numerically-controlled machine tool Three-dimensional Control System, the USART communication interface circuits include chip MAX3232, have
Polar capacitor C12, polarized capacitance C13, interface end P1, interface end P12, inductance L5, inductance L6, polarized capacitance C14 and have
Polar capacitor C15；The MAX3232 pins C1+ passes through C12 connection MAX3232 pins C1-, the MAX3232 pins VCC points
Not Lian Jie power supply 3.3V and C13, the C13 connections MAX3232 pins V+, the P12 interfaces 1 connect MAX3232 pins
T2out, P12 interface 2 connects MAX3232 pins r2in, P12 interface 3 and is separately connected C14 and MAX3232 pins by L6, L6
V-, the C14 are separately connected ground wire, MAX3232 pins gnd and L5, and L5 connection P11 interfaces 3, MAX3232 pins C2+ passes through
C15 connections C2-, the P12 interfaces 2 connect MAX3232 pins rlin, P12 interface 1 and connect MAX3232 pins tlout.
A kind of numerically-controlled machine tool Three-dimensional Control System, the storage circuit include resistance R10, resistance R11, resistance R12,
Resistance R13, capacitance C20 and chip U7；The U7 pins 1 be separately connected U7 pins 2, U7 pins 3, U7 pins 4, U7 pins 7,
C20 and ground wire, the C20 are separately connected power supply 3.3V, R10, R11 and U7 pin 8, and the R10 is separately connected R12 and U7 pins
6, the R11 is separately connected R13 and U7 pins 5.
A kind of numerically-controlled machine tool Three-dimensional Control System, the reset circuit include 3.3V power supplys, resistance R22, resistance
R23, REST endpoint and touch-switch SW-PB；The power supply 3.3V connections R22, R22 are separately connected R23 and SW-PB, the R23
Connect REST endpoints, the SW-PB connections ground wire；The clock circuit includes external crystal-controlled oscillation P6, and capacitance C13；The P6 draws
Foot 2 connects ground wire, 3 connection end point CLKIN of the P6 pins, and the P6 pins 4 connect power supply 3.3V, the power supply 3.3V connections
C13, the C13 connections ground wire.
A kind of numerically-controlled machine tool Three-dimensional Control System, the jtag interface circuit include chip P2, resistance R1, resistance R2
With resistance R4；The P2 pins 1 connect R4, R4 connection ground wires, and the P2 pins 2 connect ground wire, and the P2 pins 4 are separately connected
P2 pins 6 and power supply 3.3V, the P2 pins 5 are separately connected R1 and power supply 3.3V, the R connection P2 pins 9, the P2 pins
10 connection ground wires；The AS interface circuits include chip U3, and the U3 pins 3 connect power supply 3.3V, the connection of U3 pins 4 ground
Line, the U3 pins 7 are separately connected U3 pins 8 and power supply 3.3V；The AS configuration circuits include chip P3, and p3 has 10 and draws
Foot.
A kind of numerically-controlled machine tool Three-dimensional Control System, the power module include that 5V turns 3.3V circuits and 3.3V turns 12.V
Circuit；It includes power supply 5V, polarized capacitance C1, capacitance C2, decompression chip U5, capacitance C3, polarized that the 5V, which turns 3.3V circuits,
Capacitance C4, power supply 3.3V, light emitting diode D1, resistance R1, inductance L1, inductance L2, polarized capacitance C5, capacitance C6 and power supply
3.3VA；The power supply 5V is separately connected the pin 3 of the anode of C1, C2 and U5, and the C1 cathode are separately connected the pin of C2, U5
1, the pin 1 of the cathode of C3, C4, D1 and ground wire, the U5 connects ground wire, and the pin 2 of the U5 is being separately connected C3, C4 just
Pole, power supply 3.3V, R1 and L1, the D1 are separately connected R1 and L2, and the L1 is separately connected the anode of C5, power supply 3.3VA and C6,
The L2 is separately connected the cathode, C6 and simulation ground of C5；It includes power supply 3.3V, polarized capacitance that the 3.3V, which turns 12.V circuits,
C7, capacitance C8, decompression chip U2, capacitance C9, polarized capacitance C10, inductance L3, inductance L4, polarized capacitance C11, capacitance C12
With power supply 1.2VA；The power supply 3.3V is separately connected the pin 3 of the anode of C7, C8 and U2, and the cathode of the C7 is separately connected
The pin 1 of the pin 1 of C8, U2, the cathode of C9, C10, L4 and ground wire, the U2 connects ground wire, and the pin 2 of the U2 connects respectively
Anode, the power supply 1.2V and L3 of C9, C10 are met, the L3 is separately connected the anode of C11, power supply 1.2VA and C12, the L4 difference
Connect the cathode, C12 and simulation ground of C11.
A kind of numerically-controlled machine tool Three-dimensional Control System, the limit/differential signal input interface include IC4, capacitance C1,
Resistance R30, resistance R31, resistance R32, resistance R33, resistance R34 and resistance R35；The IC4 uses model AM26LV32A,
With 16 pins, the IC4 pins 4 and pin 16 are separately connected power supply 3.3V, and the IC4 pins 8 and pin 12 connect respectively
Ground wire, described one end C1 connect power supply 3.3V, and the other end connects ground wire, and the power supply 3.3V is sequentially connected R30, R31, R32
And ground wire, the power supply 3.3V are sequentially connected R33, R34, R35 and ground wire.
A kind of numerically-controlled machine tool Three-dimensional Control System, the impulse output circuit include resistance R168, optocoupler U54, electricity
Hinder R61, capacitance C39 and metal-oxide-semiconductor Q24；The U54 pins 1 are separately connected C39 by R168 connection power supply 3.3V, U54 pin 4
With Q24 pins 3, the C39 is separately connected U54 pins 4, R61 and Q24 pins 1, and the R61 is separately connected power supply 5V and U54 and draws
Foot 6；The On-off signal isolation circuit includes resistance R27, capacitance C7, optocoupler U12, resistance R22, resistance R17 and luminous two
Pole pipe D27；The U12 pins 1 are separately connected R27 and C17, and U12 pins 3 connect C17, and U12 pins 4 connect ground wire, U12 pins
6 are separately connected R22 and D27, and R22 connection the power supplys 3.3V, the D27 pass through R17 connection power supplys 3.3V；The switching value is defeated
It includes light emitting diode D45, resistance R81, resistance R82, optocoupler U31, diode D40, resistance R80 and triode to go out isolation circuit
Q10；The U31 pins 1 connect R82, and R82 is separately connected power supply 3.3V and D45, the D45 connections R81, the R81 connections
U31 pins 3, the U31 pins 4 connect R80, the collector of R80 connections Q10, and the U31 pins 6 are separately connected D40 and Q10
Collector, the D40 connection power supplys+24V.
Advantageous effect：
The utility model provides a kind of numerically-controlled machine tool Three-dimensional Control System, compared with traditional control system, has following
Advantage：
1, the utility model by ARM chips be separately connected fpga chip, host computer, power module, memory module,
USART communication interface circuits and limit/differential signal input interface circuit, fpga chip are separately connected reset circuit, clock electricity
Road, jtag interface circuit, AS interface circuits, impulse output circuit, On-off signal isolation circuit and output switch parameter isolation electricity
Road；It realizes that the control to motor, the utility model have good real-time and flexibility, preferably controls motor number and open
Quantity is closed, it is easy to operate, break the limitation of original hardware, improve production efficiency, reduces production cost；
2, it is provided with holder device on the master control borad of the utility model, has completely cut off that master control borad is in direct contact desktop or other connect
Contacting surface prevents because of short circuit accident caused by conduction.
Description of the drawings
Fig. 1 is a kind of numerically-controlled machine tool Three-dimensional Control System structure diagram.
Fig. 2 is holder device structure chart.
Fig. 3 is ARM chips and fpga chip connection figure.
Fig. 4 is USART communication interface circuit figures.
Fig. 5 is storage circuit figure.
Fig. 6 is reset and clocking scheme.
Fig. 7 is jtag interface circuit diagram.
Fig. 8 is AS interfaces and configuration circuit figure.
Fig. 9 is that 5V turns 3.3V power circuit diagrams.
Figure 10 is that 3.3V turns 1.2V power circuit diagrams.
Figure 11 is Differential Input interface circuit figure.
Figure 12 is to rush output circuit figure.
Figure 13 is On-off signal isolates circuit diagram.
Figure 14 is output switch parameter isolates circuit diagram.
In figure：1ARM chips, 2FPGA chips, 3USART communication interfaces, 4 storage circuits, 5 reset circuits, 6 clock circuits,
7JTAG interface circuits, 8AS interface circuits, 9 host computers, 10 power modules, 11 master control borads, 12 expansion board, 13 limits/difference letter
Number input circuit, 14 impulse output circuits, 15 On-off signal isolation circuits, 16 output switch parameter isolation circuits, X-axis, Y-axis, Z
Shaft step motor driver interface.
Specific implementation mode
Specific embodiment of the present invention is described in further detail below in conjunction with the accompanying drawings.
A kind of numerically-controlled machine tool Three-dimensional Control System, as shown in Figure 1, being connect including ARM chips 1, fpga chip 2, USART communications
Mouth circuit 3, storage circuit 4, reset circuit 5, clock circuit 6, jtag interface circuit 7, AS interface circuits 8, host computer 9, power supply
Module 10, master control borad 11, expansion board 12, limit/differential signal input interface circuit 13, impulse output circuit 14, switching value are defeated
Enter isolation circuit 15, output switch parameter isolation circuit 16 and X-axis, Y-axis, Z axis stepper motor driver interface 17；The ARM cores
1 model STM32F407, ARM chip 1 of piece be Master control chip, complete interpolation algorithm, human-computer interaction, data storage effect,
ARM chips 1 execute CMSIS standards, and have the processing capacity of 210DMIPS, with FPU units and accelerator and FSMC
Interface can undertake the task of floating point arithmetic, and operation efficiency greatly improves, and ensure that the real-time of control system operation；Institute
2 model EP2C8Q208C8N of fpga chip is stated, is companion chip, the output of a completion axis pulse in parallel, output control are for example led to
Cross the processing of relay control switch action, feed speed control, the detection of far point position, the processing of communication and Differential Input information
Function；The ARM chips 1, fpga chip 2, USART communication interface circuits 3, storage circuit 4, reset circuit 5, clock circuit 6,
Jtag interface circuit 7, AS interface circuits 8, power module 10 and limit/differential signal input interface circuit 13 are arranged in master control borad
On 11, the impulse output circuit 14, On-off signal isolation circuit 15, output switch parameter isolation circuit 16 are arranged in expansion board
On 12, the expansion board 12 connects X-axis, Y-axis, Z axis stepper motor driver interface 17, and the ARM chips 1 are separately connected FPGA
Chip 2, host computer 9, power module 10, memory module, USART communication interface circuits 3 and limit/differential signal input interface electricity
Road 13, the fpga chip 2 are separately connected reset circuit 5, clock circuit 6, jtag interface circuit 7, AS interface circuits 8, pulse
Output circuit 14, On-off signal isolation circuit 15 and output switch parameter isolation circuit 16；
As shown in Fig. 2, holder device is arranged below in the master control borad 11, the holder device includes top plate 111, shaft
112 and support movable plate 113；The top plate 111 is equipped with groove, the height of the depth and support movable plate 113 of the groove
Unanimously, the support movable plate 113 is arranged in groove, and the both sides of support movable plate 113 pass through shaft 112 and top plate respectively
111 connections；Master control borad 11 is contacted with top plate 111, prevents from contacting with desktop or other conductive contact surfaces due to master control borad 11,
And lead to short circuit.
The ARM chips 1 by FSMC connections fpga chip 2, the ARM chips 1 by FSMC connections fpga chip 2,
Pin FSMC_NE4, pin FSMC_NEW, pin FSMC_NOE, pin Address [16..0] and the pin of the ARM chips 1
The GPIO of Data [16..0] connection fpga chips 2, as shown in Figure 3.
FSMC is the storage control technology of ARM chips 1, including AHB interface module, nand flash memory and PC card modules, outside
A few mouth mold blocks of equipment, Nor flash memories and PSRAM controller modules；FSMC according to external memory type, send out corresponding data,
Address, control signal type are used for matched signal speed, 1 controller application of ARM chips are made to be used for multiple types difference, speed not
Same external memory, function are as follows：
1, two NAND support hardware ECC, can detect the data of 8K bytes；
2, group address pattern, such as NOR flash memory, PSRAM are supported；
3,16 PC cards, 8 or 16 data/address bus support 16 words, the FIFO of 32 bit wide of each word；
4, each memory block can separate configurations, and have individual sheets selected control system；
According to the functional characteristic of FSMC, setting address line width is 16 in ARM chips 1, data-line width 16, by
There is no specific function in the pin of FPGA, it is connect with common GPIO, as shown in Figure 2.
The utility model devises the minimum system of ARM chips 1 and fpga chip 2, and master chip does not provide circuit diagram, but
It is to have drawn all general I/O, convenient to use the control of stepper motor and On-off signal and output, when normal work needs
Want external two crystal oscillators.
A kind of numerically-controlled machine tool Three-dimensional Control System, as shown in figure 4, the USART communication interface circuits 3 include chip
MAX3232, polarized capacitance C12, polarized capacitance C13, interface end P1, interface end P12, inductance L5, inductance L6, polarized electricity
Hold C14 and polarized capacitance C15；The MAX3232 pins C1+ passes through C12 connection MAX3232 pins C1-, the MAX3232
Pin VCC is separately connected power supply 3.3V and C13, the C13 connections MAX3232 pins V+, and the P12 interfaces 1 connect MAX3232
Pin t2out, P12 interface 2 connection MAX3232 pins r2in, P12 interface 3 is separately connected C14 by L6, L6 and MAX3232 draws
Foot V-, the C14 are separately connected ground wire, MAX3232 pins gnd and L5, and L5 connection P11 interfaces 3, MAX3232 pins C2+ passes through
C15 connections C2-, the P12 interfaces 2 connect MAX3232 pins rlin, P12 interface 1 and connect MAX3232 pins tlout.
ARM chips 1 will realize the communication with host computer 9 (touch screen), need to convert corresponding serial ports level,
After being connected to the motion control information of host computer 9 (touch screen), corresponding information is stored, is directly invoked when easy to operation.Profit
RS232 level is exported with MAX3232 chips, is established and is connected by RX-PC1 and TX-PC1 and ARM chips 1, external signal is from P12
Interface inputs, and after the conversion of MAX3232 chips, passes to ARM chips 1, realizes the reception of data, data transmission procedure with connect
Receipts process is opposite.
A kind of numerically-controlled machine tool Three-dimensional Control System, as shown in figure 5, the storage circuit 4 includes resistance R10, resistance
R11, resistance R12, resistance R13, capacitance C20 and chip U7；The U7 models AT24C1024, the U7 pins 1 are separately connected
U7 pins 2, U7 pins 3, U7 pins 4, U7 pins 7, C20 and ground wire, the C20 are separately connected power supply 3.3V, R10, R11 and U7
Pin 8, the R10 are separately connected R12 and U7 pins 6, and the R11 is separately connected R13 and U7 pins 5.
The motion control information of touch screen transmission is stored using chip U7, wherein SCL, SDA is respectively clock foot sum number
According to input and output foot, ARM chips 1 are written and read operation by I2C agreements to U7, realize the reading and storage of data.
A kind of numerically-controlled machine tool Three-dimensional Control System, as shown in fig. 6, the reset circuit 5 includes 3.3V power supplys, resistance
R22, resistance R23, REST endpoint and touch-switch SW-PB；Power supply 3.3V the connections R22, R22 are separately connected R23 and SW-
PB, the R23 connections REST endpoints, the SW-PB connections ground wire；The clock circuit 6 includes external crystal-controlled oscillation P6, and capacitance
C13；The P6 pins 2 connect ground wire, 3 connection end point CLKIN of the P6 pins, and the P6 pins 4 connect power supply 3.3V, described
Power supply 3.3V connections C13, the C13 connections ground wire.
It selects the 121st pin of fpga chip 2 as input pin is resetted, 3.3V, resistance value is pulled upward to by resistance R22
For 4.7K, when running the program of fpga chip 2, constantly detect the state of reset pin, when pin level drag down when, explanation has
Reset signal inputs, and program will reset at this time；The external crystal-controlled oscillation of Tthe utility model system clock selecting 25MHz.
A kind of numerically-controlled machine tool Three-dimensional Control System, as shown in fig. 7, the jtag interface circuit 7 includes chip P2, electricity
Hinder R1, resistance R2 and resistance R4；The P2 pins 1 connect R4, R4 connection ground wires, and the P2 pins 2 connect ground wire, and the P2 draws
Foot 4 is separately connected P2 pins 6 and power supply 3.3V, and the P2 pins 5 are separately connected R1 and power supply 3.3V, the R connections P2 pins
9, the P2 pins 10 connect ground wire；As shown in figure 8, the AS interface circuits 8 include chip U3, the U3 pins 3 connect electricity
Source 3.3V, the chip U3 models EPCS4, the U3 pins 4 connect ground wire, and the U3 pins 7 are separately connected 8 He of U3 pins
Power supply 3.3V；The AS configuration circuits include chip P3, and p3 has 10 pins.
There are two types of the patterns for downloading program for fpga chip 2：JTAG mode and AS patterns；JTAG mode is to fpga chip 2
Internal SRAM configuration, configuration speed is fast, but cannot be kept after power down；AS patterns are that the configuration informations such as program are written to phase
In the configuration chip of pass, it can be preserved in time under power-down conditions.
A kind of numerically-controlled machine tool Three-dimensional Control System, the power module 10 turns 3.3V circuits including 5V and 3.3V turns
1.2V circuit；As shown in figure 9, the 5V turn 3.3V circuits include power supply 5V, polarized capacitance C1, capacitance C2, decompression chip U5,
Capacitance C3, polarized capacitance C4, power supply 3.3V, light emitting diode D1, resistance R1, inductance L1, inductance L2, polarized capacitance C5,
Capacitance C6 and power supply 3.3VA；The power supply 5V is separately connected the pin 3 of the anode of C1, C2 and U5, and the C1 cathode are separately connected
The pin 1 of the pin 1 of C2, U5, the cathode of C3, C4, D1 and ground wire, the U5 connects ground wire, and the pin 2 of the U5 is separately connected
The anode of C3, C4, power supply 3.3V, R1 and L1, the D1 are separately connected R1 and L2, and the L1 is separately connected the anode of C5, power supply
3.3VA and C6, the L2 are separately connected the cathode, C6 and simulation ground of C5；As shown in Figure 10, the 3.3V turns 1.2V circuits and includes
Power supply 3.3V, polarized capacitance C7, capacitance C8, decompression chip U2, capacitance C9, polarized capacitance C10, inductance L3, inductance L4, have
Polar capacitor C11, capacitance C12 and power supply 1.2VA；The power supply 3.3V is separately connected the pin 3 of the anode of C7, C8 and U2, institute
The cathode for stating C7 is separately connected the pin 1 of C8, U2, the cathode of C9, C10, L4 and ground wire, and the pin 1 of the U2 connects ground wire, institute
The pin 2 for stating U2 is separately connected the anode of C9, C10, power supply 1.2V and L3, and the L3 is separately connected the anode of C11, power supply
1.2VA and C12, the L4 are separately connected the cathode, C12 and simulation ground of C11；Decompression chip U2 and the U5 model
SX3700。
Fpga chip 2 is powered using the external power supply of 5V, but the utility model is using model EP2C8Q2O8C8N's
Fpga chip 2 needs to power using 3.3V and 1.2V, and the supply pin VCCIO in I/O mouthfuls needs 3.3V to power, and kernel needs
1.2V powers, so the 5V voltages of external power supply are depressured to 3.3V by being depressured chip U5, and will simulate ground sum number accordingly
It is attached by inductance to word, reduces the influence of external disturbance；By obtained 3.3V voltages by being depressured chip U2 decompressions
It to 1.2V, corresponding simulation ground and is digitally electrically connected by inductance, equally reduces external interference.
A kind of numerically-controlled machine tool Three-dimensional Control System, as shown in figure 11, the limit/differential signal input interface includes
IC4, capacitance C1, resistance R30, resistance R31, resistance R32, resistance R33, resistance R34 and resistance R35；The IC4 uses model
AM26LV32A, has 16 pins, and the IC4 pins 4 and pin 16 are separately connected power supply 3.3V, the IC4 pins 8 and draws
Foot 12 is separately connected ground wire, and described one end C1 connects power supply 3.3V, and the other end connects ground wire, and the power supply 3.3V is sequentially connected
R30, R31, R32 and ground wire, the power supply 3.3V are sequentially connected R33, R34, R35 and ground wire.
The IC4 tetra- road differential signal receivers that the utility model uses receive the differential signal of encoder output, will walk
The location information of stepper motor feeds back to the processing of fpga chip 2.
A kind of numerically-controlled machine tool Three-dimensional Control System, as shown in figure 12, the impulse output circuit 14 include resistance
R168, optocoupler U54, resistance R61, capacitance C39 and metal-oxide-semiconductor Q24；The U54 pins 1 are drawn by R168 connection power supplys 3.3V, U54
Foot 4 is separately connected C39 and Q24 pins 3, and the C39 is separately connected U54 pins 4, R61 and Q24 pins 1, and the R61 connects respectively
Connect power supply 5V and U54 pin 6；As shown in figure 13, the On-off signal isolation circuit 15 includes resistance R27, capacitance C7, optocoupler
U12, resistance R22, resistance R17 and light emitting diode D27；The U12 pins 1 are separately connected R27 and C17, and U12 pins 3 connect
C17, U12 pin 4 connects ground wire, and U12 pins 6 are separately connected R22 and D27, and the R22 connection power supplys 3.3V, the D27 pass through
R17 connection power supplys 3.3V；As shown in figure 14, the output switch parameter isolation circuit 16 include light emitting diode D45, resistance R81,
Resistance R82, optocoupler U31, diode D40, resistance R80 and triode Q10；The U31 pins 1 connect R82, and R82 is separately connected
Power supply 3.3V and D45, the D45 connections R81, the R81 connection U31 pins 3, the U31 pins 4 connect R80, R80 connections
The collector of Q10, the U31 pins 6 are separately connected the collector of D40 and Q10, the D40 connection power supplys+24V.
Fpga chip 2 with ARM chips 1 other than being communicated, it is also necessary to be carried out to stepper motor and input/output signal
Control, but the driving capability of FGPA chips is very limited, can not be directly used in the control of stepper motor driver, need by
Level is converted, and could realize corresponding function；The utility model adds the pattern in direction to carry out stepper motor using pulse
Control is utilized respectively pulse signal all the way and direction signal controls the stepper motor of each axis all the way, what fpga chip 2 exported
Pulse signal is isolated using high speed photo coupling U54, and driving output is carried out by the metal-oxide-semiconductor of Q24；The switch of the utility model is believed
It number needs by after level translation and corresponding isolation, could be inputted or exported by fpga chip 2, the utility model uses optocoupler
U12 and U31 is isolated, U12 and U31 models TLP120.
Claims (8)
1. a kind of numerically-controlled machine tool Three-dimensional Control System, which is characterized in that logical including ARM chips (1), fpga chip (2), USART
Believe interface circuit (3), storage circuit (4), reset circuit (5), clock circuit (6), jtag interface circuit (7), AS interface circuits
(8), host computer (9), power module (10), master control borad (11), expansion board (12), limit/differential signal input interface circuit
(13), impulse output circuit (14), On-off signal isolation circuit (15), output switch parameter isolation circuit (16) and X-axis, Y-axis,
Z axis stepper motor driver interface (17)；ARM chips (1) the model STM32F407, fpga chip (2) model
EP2C8Q208C8N, the ARM chips (1), USART communication interface circuits (3), storage circuit (4), reset fpga chip (2)
Circuit (5), clock circuit (6), jtag interface circuit (7), AS interface circuits (8), power module (10) and limit/differential signal
Input interface circuit (13) is arranged on master control borad (11), the impulse output circuit (14), On-off signal isolation circuit
(15), output switch parameter isolation circuit (16) is arranged in expansion board (12), expansion board (12) the connection X-axis, Y-axis, Z axis step
Stepper motor driver interface (17), the ARM chips (1) are separately connected fpga chip (2), host computer (9), power module
(10), memory module, USART communication interface circuits (3) and limit/differential signal input interface circuit (13), the FPGA cores
Piece (2) is separately connected reset circuit (5), clock circuit (6), jtag interface circuit (7), AS interface circuits (8), pulse output electricity
Road (14), On-off signal isolation circuit (15) and output switch parameter isolation circuit (16)；The master control borad (11) is arranged below
Holder device, the holder device include top plate (111), shaft (112) and support movable plate (113)；On the top plate (111)
Equipped with groove, the depth of the groove exists with the highly consistent of movable plate (113), support movable plate (113) setting is supported
In groove, the both sides of support movable plate (113) are connect by shaft (112) with top plate (111) respectively；The ARM chips (1) are logical
Cross FSMC connection fpga chips (2), the pin FSMC_NE4 of the ARM chips (1), pin FSMC_NEW, pin FSMC_NOE,
The GPIO of pin Address [16..0] and pin Data [16..0] connection fpga chips (2).
2. a kind of numerically-controlled machine tool Three-dimensional Control System according to claim 1, which is characterized in that the USART communication interfaces
Circuit (3) include chip MAX3232, polarized capacitance C12, polarized capacitance C13, interface end P1, interface end P12, inductance L5,
Inductance L6, polarized capacitance C14 and polarized capacitance C15；The MAX3232 pins C1+ passes through C12 connection MAX3232 pins
C1-, the MAX3232 pins VCC are separately connected power supply 3.3V and C13, C13 connections MAX3232 the pins V+, the P12
Interface 1 connects 2 connection MAX3232 pins r2in, P12 interface 3 of MAX3232 pins t2out, P12 interface and is connected respectively by L6, L6
Meeting C14 and MAX3232 pins V-, the C14 is separately connected ground wire, MAX3232 pins gnd and L5, L5 connection P11 interfaces 3,
MAX3232 pins C2+ is connected MAX3232 pins rlin, P12 interface 1 and is connected by C15 connections C2-, the P12 interfaces 2
MAX3232 pins tlout.
3. a kind of numerically-controlled machine tool Three-dimensional Control System according to claim 1, which is characterized in that storage circuit (4) packet
Include resistance R10, resistance R11, resistance R12, resistance R13, capacitance C20 and chip U7；The U7 pins 1 be separately connected U7 pins 2,
U7 pins 3, U7 pins 4, U7 pins 7, C20 and ground wire, the C20 are separately connected power supply 3.3V, R10, R11 and U7 pin 8, institute
It states R10 and is separately connected R12 and U7 pins 6, the R11 is separately connected R13 and U7 pins 5.
4. a kind of numerically-controlled machine tool Three-dimensional Control System according to claim 1, which is characterized in that reset circuit (5) packet
Include 3.3V power supplys, resistance R22, resistance R23, REST endpoint and touch-switch SW-PB；The power supply 3.3V connections R22, R22 points
Not Lian Jie R23 and SW-PB, the R23 connections REST endpoints, the SW-PB connections ground wire；The clock circuit (6) includes outer
Portion crystal oscillator P6, and capacitance C13；The P6 pins 2 connect ground wire, 3 connection end point CLKIN of the P6 pins, and the P6 pins 4 connect
Connect power supply 3.3V, the power supply 3.3V connections C13, the C13 connections ground wire.
5. a kind of numerically-controlled machine tool Three-dimensional Control System according to claim 1, which is characterized in that the jtag interface circuit
(7) include chip P2, resistance R1, resistance R2 and resistance R4；The P2 pins 1 connect R4, R4 connection ground wires, the P2 pins 2
Ground wire is connected, the P2 pins 4 are separately connected P2 pins 6 and power supply 3.3V, and the P2 pins 5 are separately connected R1 and power supply
3.3V, the R1 connection P2 pins 9, the P2 pins 10 connect ground wire；The AS interface circuits (8) include chip U3, described
U3 pins 3 connect power supply 3.3V, and the U3 pins 4 connect ground wire, and the U3 pins 7 are separately connected U3 pins 8 and power supply 3.3V；
AS configuration circuits include chip P3, and p3 has 10 pins.
6. a kind of numerically-controlled machine tool Three-dimensional Control System according to claim 1, which is characterized in that power module (10) packet
Include that 5V turns 3.3V circuits and 3.3V turns 1.2V circuits；It includes power supply 5V, polarized capacitance C1, capacitance that the 5V, which turns 3.3V circuits,
C2, decompression chip U5, capacitance C3, polarized capacitance C4, power supply 3.3V, light emitting diode D1, resistance R1, inductance L1, inductance L2,
Polarized capacitance C5, capacitance C6 and power supply 3.3VA；The power supply 5V is separately connected the pin 3 of the anode of C1, C2 and U5, described
C1 cathode are separately connected the pin 1 of C2, U5, the cathode of C3, C4, D1 and ground wire, and the pin 1 of the U5 connects ground wire, the U5
Pin 2 be separately connected the anode of C3, C4, power supply 3.3V, R1 and L1, the D1 is separately connected R1 and L2, and the L1 connects respectively
Anode, the power supply 3.3VA and C6 of C5 are met, the L2 is with being separately connected the cathode, C6 and simulation of C5；The 3.3V turns 1.2V circuits
Including power supply 3.3V, polarized capacitance C7, capacitance C8, decompression chip U2, capacitance C9, polarized capacitance C10, inductance L3, inductance
L4, polarized capacitance C11, capacitance C12 and power supply 1.2VA；The power supply 3.3V is separately connected the pin of the anode of C7, C8 and U2
The cathode of 3, the C7 are separately connected the pin 1 of C8, U2, the cathode of C9, C10, L4 and ground wire, the connection of pin 1 ground of the U2
Line, the pin 2 of the U2 are separately connected the anode of C9, C10, power supply 1.2V and L3, and the L3 is separately connected the anode of C11, electricity
Source 1.2VA and C12, the L4 are separately connected the cathode, C12 and simulation ground of C11.
7. a kind of numerically-controlled machine tool Three-dimensional Control System according to claim 1, which is characterized in that the limit/differential signal
Input interface includes IC4, capacitance C1, resistance R30, resistance R31, resistance R32, resistance R33, resistance R34 and resistance R35；It is described
IC4 uses model AM26LV32A, has 16 pins, and the IC4 pins 4 and pin 16 are separately connected power supply 3.3V, described
IC4 pins 8 and pin 12 are separately connected ground wire, and described one end C1 connects power supply 3.3V, and the other end connects ground wire, the power supply
3.3V is sequentially connected R30, R31, R32 and ground wire, and the power supply 3.3V is sequentially connected R33, R34, R35 and ground wire.
8. a kind of numerically-controlled machine tool Three-dimensional Control System according to claim 1, which is characterized in that the impulse output circuit
(14) include resistance R168, optocoupler U54, resistance R61, capacitance C39 and metal-oxide-semiconductor Q24；The U54 pins 1 pass through R168 connection electricity
Source 3.3V, U54 pin 4 is separately connected C39 and Q24 pins 3, and the C39 is separately connected U54 pins 4, R61 and Q24 pins 1, institute
It states R61 and is separately connected power supply 5V and U54 pin 6；The On-off signal isolation circuit (15) includes resistance R27, capacitance C7, light
Coupling U12, resistance R22, resistance R17 and light emitting diode D27；The U12 pins 1 are separately connected R27 and C17, and U12 pins 3 connect
C17 is met, U12 pins 4 connect ground wire, and U12 pins 6 are separately connected R22 and D27, and the R22 connection power supplys 3.3V, the D27 are logical
Cross R17 connection power supplys 3.3V；The output switch parameter isolation circuit (16) includes light emitting diode D45, resistance R81, resistance
R82, optocoupler U31, diode D40, resistance R80 and triode Q10；The U31 pins 1 connect R82, and R82 is separately connected power supply
3.3V and D45, the D45 connections R81, the R81 connection U31 pins 3, the U31 pins 4 connect R80, R80 connections Q10's
Collector, the U31 pins 6 are separately connected the collector of D40 and Q10, the D40 connection power supplys+24V.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201820486724.5U CN207965590U (en) | 2018-04-08 | 2018-04-08 | A kind of numerically-controlled machine tool Three-dimensional Control System |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109980993A (en) * | 2019-05-21 | 2019-07-05 | 江苏科瑞德智控自动化科技有限公司 | One kind embedding the wire machine control system based on Embedded disk type electric machine stator |
| CN116594339A (en) * | 2023-05-17 | 2023-08-15 | 上海铼钠克数控科技有限公司 | Adapter plate, switching system and control system of one-to-multiple driver |
-
2018
- 2018-04-08 CN CN201820486724.5U patent/CN207965590U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109980993A (en) * | 2019-05-21 | 2019-07-05 | 江苏科瑞德智控自动化科技有限公司 | One kind embedding the wire machine control system based on Embedded disk type electric machine stator |
| CN109980993B (en) * | 2019-05-21 | 2024-04-23 | 江苏科瑞德智控自动化科技有限公司 | Embedded-based control system for coil inserting machine of disc-type motor stator |
| CN116594339A (en) * | 2023-05-17 | 2023-08-15 | 上海铼钠克数控科技有限公司 | Adapter plate, switching system and control system of one-to-multiple driver |
| CN116594339B (en) * | 2023-05-17 | 2024-01-23 | 上海铼钠克数控科技有限公司 | Adapter plate, switching system and control system of one-to-multiple driver |
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