Overview of Bus Numerical Control System 630TA: What are the commonly used bus numerical control systems for CNC lathes?
functional characteristics
Number of control axes: 5 feed axes, two simulated spindles;
Number of linkage axes: 5 axes;
Adapting to servo spindles can achieve continuous spindle positioning, rigid tapping, and rigid thread processing
8-inch widescreen LCD with a resolution of 800 × 600
Using 32-bit high-performance CPU and ultra large scale programmable device FPGA
56M user storage space
Real time all-round self diagnostic function, displaying various system statuses in real-time
Feed per minute, feed per revolution
Metric and British input methods
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Machine tool returns to reference point
Rapid magnification: F0, 25%, 50%, 100%, a total of four levels for real-time adjustment
Feed rate: 0-150%, a total of sixteen levels of real-time adjustment
1-way spindle encoder feedback, the number of spindle encoder lines can be set (100p/r~5000p/r)
Transmission ratio between encoder and spindle: (1-255): (1-255)
Spindle speed: can be given by S code or PLC signal, with a speed range of 0r/min to 9999r/min
Spindle ratio: 50% to 120%, with a total of 8 levels of real-time adjustment
Spindle constant linear speed control
Interpolation methods: linear interpolation, arc interpolation (supports three-point arc interpolation), thread interpolation, rigid tapping
Automatic chamfering function
ISO code, supports statement macro code programming, supports relative coordinate, absolute coordinate, and mixed coordinate programming
Program Call: Supports macro program calls with parameters and nested 4-level subroutines
Independent reverse clearance compensation for each axis, memory type pitch error compensation * tool length compensation
Tip radius compensation (C-type), tool wear compensation, tool life management
Knife alignment methods: fixed-point alignment, trial cutting alignment, reference point alignment, automatic alignment
Knife deviation execution method: modify coordinate method, tool movement method
Maximum speed and independent acceleration/deceleration settings for each axis
Spindle constant linear speed control
Thread function
Flexible tapping/rigid tapping
Emergency stop, hardware travel limit, software travel check
Switching between Chinese and English pages
Display real-time time, number of processed items, processing time and other information
Various interpolation instruction functions and M, S, T functions, etc
Data backup, recovery, and upgrade functions

Bus CNC system 630TA speed advantage
The maximum fast movement speed can reach 60m/min
The maximum cutting speed can reach 30m/min
Cutting feed: Front acceleration and deceleration linear type, Front acceleration and deceleration S-shaped type, Rear acceleration and deceleration linear type, Rear acceleration and deceleration exponential type
Fast movement: front acceleration and deceleration straight line type, front acceleration and deceleration S-shape type, rear acceleration and deceleration straight line type, rear acceleration and deceleration index type
Thread cutting: Linear and exponential options available
The starting speed, ending speed, and acceleration/deceleration time are set by parameters
Program preprocessing can achieve smooth and seamless connection between program segments; Smooth transitions can be selected between program segments
Precision advantage
Screw pitch compensation, memory type pitch error compensation, maximize machining accuracy
1ms high-speed interpolation, with control accuracy of 1 μ m and 0.1 μ m optional, significantly improves the efficiency, accuracy, and surface quality of part processing.
Interface advantages
Users can edit the I/O logic control by themselves, with 36 inputs/36 outputs, and the input signal can achieve online switching between high and low levels
PLC program communication download
USB removable USB copy interface, capable of implementing USB DNC function, external massive storage, system upgrade, parameter and ladder map copy/restore
RS232: Bidirectional transmission of part programs, parameters, and other files, supporting PLC program and system software serial port upgrades
Can be equipped with external handwheel or panel handwheel
Spindle frequency conversion control, feed axis pulse control
Operational advantages
Full screen editing system, online modification of knife repair, parameters and other operations
Two dimensional tool path display, with graphics that can be enlarged, reduced, or translated freely, and the orientation of the graphic coordinate system can be changed
It can achieve multi-level password protection, such as program, parameter, and ladder diagram protection, which is convenient for on-site management
Compatible with mainstream CNC system instruction codes both domestically and internationally
Real time adjustment of spindle, feed rate, and fast speed
Any program segment starts processing, any tool number starts processing
During the processing, switch between single segment and continuous at will
Support handwheel trial cutting function
Support program/program segment/word retrieval, modification, deletion, copying, and pasting
Can view alarm records for easy identification of program errors or machine malfunctions
Support the help function, which allows you to view the code meaning and operation instructions
Support online editing of PLC
Supports multiple PLC programs (up to 20), and the currently running PLC program can be selected
Switching between Chinese and English interfaces
User defined I/O
Technical parameters of bus CNC system 630TA: What is a bus CNC system?
Function |
Description |
Specification indicators |
control axis |
number of controlled axes |
3axis, 2-axis (specified by the user at the time of ordering) |
Number of linkage axes |
3axis, 2-axis |
|
Input command |
Minimum setting unit |
X:0.001mm Z:0.001mmA:0.001mm |
Minimum moving unit |
0.001mm |
|
Maximum instruction value |
±99999.999mm |
|
feed |
Maximum moving speed |
60000mm/min |
Thread lead |
0.0001mm~500.000mm |
|
Automatic acceleration and deceleration |
Straight line, front acceleration and deceleration |
|
Feed rate multiplier |
0~150% |
|
Fast speed multiplier |
Fo~100%, Fo is set by parameters |
|
manual |
Manual continuous feed |
X,Y,Z,A; Manual feed speed button setting |
Return to the zero point of the machine tool |
Three types of zeroing: Mode B (Z-pulse interruption mode), Mode C (zeroing positioning switch), Mode A (floating zero point) |
|
Return to program zero point |
Quick rework starting point |
|
Single step incremental feed |
Feed equivalent 0.001mm, 0.01mm, 0.1mm, 1mm |
|
Handwheel feed |
Magnification: x1, x10, x100; Axis selection: X, Z, Y; Press buttons or external input ports to control magnification and axis selection |
|
imputation |
location,Interpolation function |
straight line、circular arcThread cycle, tapping cycle, drilling cycle, outer circle, end face composite cycleand other functions |
Storage and Editing |
programstoragecapacity |
large capacity,2Mbyte |
Storage programanumber |
480 of them |
|
program editing |
Insert, modify, delete, copy |
|
parameter storage |
Parameter recovery, backup, factory reset, parameter USB import and export |
|
display |
LCD (Liquid Crystal Display) |
8.4 inches,TFT True Color Display |
Location, program, tool repair, alarm, diagnosis, parameters, settings, USB flash drive |
Rich and intuitive display content |
|
USB function |
Program import and export |
have |
Parameter import and export |
have |
|
System USB upgrade |
have |
|
M. S, T function |
input port |
32Road switch quantity (NPN),Optoelectronic isolation input |
Output port |
32Road switch quantity(NPN) |
|
Spindle function |
Inverter analog control or S1-S4 gear control; The output magnification of the spindle analog quantity can be adjusted from 0 to 150%; |
|
Tool function |
Knife position number: T01~T08, knife repair number: 01~16; Electric knife holder, row knife holder or dedicated knife holder; Adjust the value of the blade during operation; Program controlled dynamic tool compensation. |
|
Auxiliary T function |
Yes, specific T code executes specific subroutines |
|
Auxiliary M function |
Yes, specific M code executes specific subroutines |
|
MDI method |
Quick MDI method |
Directly enter the program segment to be executed in the location interface (absolute or relative coordinates), and it is recommended that users use this mode. |
Traditional MDI input method |
Enter the MDI input interface and input by field |
|
Compensation function |
Compensation function |
Tool compensation, reversegap compensationLead screwPitch error compensation |
Fixed cycle function |
G90 |
Outer circle, inner circle turning cycle (cylindrical surface, conical surface) |
G94 |
End face turning cycle (flat, conical) |
|
G75 |
Cutting grooves or cutting cycles |
|
G74 |
End face drilling cycle |
|
G73 |
Closed cutting cycle |
|
G72 |
End face rough car cycle |
|
G71 |
Outer/inner circle coarse car cycle |
|
G70 |
Precision machining cycle |
|
G77 |
End face deep hole machining cycle |
|
Thread function |
G92 |
Thread cycle (straight, tapered threads, metric, imperial, single head, multi head threads, arbitrary thread cutting angle) |
G79/G78/G69 |
Dual axis interpolation tapping |
|
G76 |
Thread Composite Cycle |
|
G32 |
Single blade thread function |
|
,, |
G33 |
Rigid tapping cycle |
G34 |
Variable pitch thread function |
|
G35 |
End face thread function |
|
Chamfering function |
G01 I/K/R |
45 degree angle or circular arc angle |
Signal jump function |
G31 |
Signal jump encountered during feed operation |
Smooth transition of segments |
G61,G64 |
Program segment automatic speed transition function, with automatic dynamic adjustment of transition curve |
Infinite and finite loop function |
M92 |
Perform infinite or finite loop processing on programs or partial program segments |
Program conditional jump function |
M91 |
Based on external condition signals, jump to different instruction flows of the program for execution. |
Extended output port control |
M20,M21,M22 |
Extended output port level output mode or pulse output mode control |
External condition waiting function |
M01 |
Waiting for effective external signal input, timeout alarm |
Output automatic repetitive control function |
M35 |
Suitable for automatic loading and unloading function, detecting the loading status, and repeating continuous loading |
Rotation axis control |
M26,M27,M28 |
Set the rotation speed and direction for quick positioning and indexing after rotation stops |
Other functions |
Chuck function |
Internal card, external card, foot switch input and button operation |
Lubrication function |
Continuous lubrication, intermittent lubrication |
|
timer function |
Start up processing timing |
|
Piece rate function |
Single start-up piece rate and cumulative processing piece rate |
|
Three position switch function |
have |
|
Function of running, pausing, and alarm status indicator lights |
have |
|
External switch signal starts and pauses program operation |
have |
|
Diagnostic display |
Input port status |
have |
Output port status display and control |
Yes, the output port can be controlled on and off in the diagnostic interface |
|
Axial arterial pulse count |
have |
|
Number of spindle encoder wires |
have |
|
Spindle analog voltage |
have |
|
Input port wiring and port definition |
have |
|
Output port wiring and port definition |
have |
|
Safety function |
Positive and negative direction hardware limit |
have |
Positive and negative direction software limit |
have |
|
Emergency stop |
have |
|
User defined alarm |
Yes, two custom alarm inputs |
|
Debugging function |
single-section operation Machine tool lock function Handwheel trial operation function |
have |
Advanced features |
Handwheel trial operation and debugging function |
Yes, the automatic running speed is controlled by shaking the handwheel to verify the program |
User macro program |
Yes, B-class macro program |
|
Driver interface |
AC servo or three-phase hybrid drive |
Control mode -“direction+pulse” Control mode 2: "Dual pulse mode" |
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