CN104423329A - Numerical control machine tool motion control apparatus - Google Patents
Numerical control machine tool motion control apparatus Download PDFInfo
- Publication number
- CN104423329A CN104423329A CN201310368190.8A CN201310368190A CN104423329A CN 104423329 A CN104423329 A CN 104423329A CN 201310368190 A CN201310368190 A CN 201310368190A CN 104423329 A CN104423329 A CN 104423329A
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- CN
- China
- Prior art keywords
- controller
- motion
- motion controller
- machine tool
- numerical control
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Classifications
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/18—Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form
- G05B19/414—Structure of the control system, e.g. common controller or multiprocessor systems, interface to servo, programmable interface controller
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/30—Nc systems
- G05B2219/49—Nc machine tool, till multiple
- G05B2219/49221—Control of scale
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- Engineering & Computer Science (AREA)
- Human Computer Interaction (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Numerical Control (AREA)
Abstract
The invention discloses a numerical control machine tool motion control apparatus in the field of a numerical control machine tool. The apparatus comprises a motion controller, the motion controller is connected with an ISA bus through a bidirectional data bus controller, the ISA bus is in feedback connection with the motion controller respectively through a programmable controller and a mid-signal controller, the signal output end of the motion controller is connected with the signal input end of a driving circuit, the signal output end of the driving circuit is connected with the signal input end of a stepping motor, and the stepping motor is in feedback connection with the motion controller through an optical coupler and an RC filter. According to the invention, the numerical control machine tool motion control apparatus is simple in structure and stable in operation, reduces noise and high-frequency interference, and can be applied to the numerical control machine tool.
Description
Technical field
The present invention relates to a kind of numerically-controlled machine, particularly a kind of Control System of NC Machine.
Background technology
Modern NC Machine Tool kinetic control system requires to have the abilities such as high-speed computation, high speed interpolation, hypervelocity communication, the running of main shaft hypervelocity, hi-Fix, high-resolution position detection and digital stream network.Numerically-controlled machine will realize zero complex-shaped device fabrication, necessarily requires kinetic control system can carry out the control of multiple moving interpolation, as linear interpolation, circular interpolation, position interpolation and Continuous interpolation program.In addition, control system needs to have good movement velocity control ability, to ensure that lathe does not produce impact, step-out, the excess of stroke or vibration when starting or stop, and the position of specifying can be parked in exactly in driving process, its weak point is, the on-the-spot more complicated of existing numerically-controlled machine, noise and high frequency interference are all very large, and control accuracy is lower.
Summary of the invention
The object of this invention is to provide a kind of numerically-controlled machine motion control device, solve deficiency of the prior art, make on-the-spot structure simple, stable, reduce noise and high frequency interference, and improve its control accuracy.
The object of the present invention is achieved like this: a kind of numerically-controlled machine motion control device, comprise motion controller, described motion controller is connected with IAS bus through BDB Bi-directional Data Bus controller, described isa bus is respectively by programmable controller and middle-end signal controller and motion controller feedback link, the signal output part of described motion controller is connected with the signal input part of driving circuit, the signal output part of described driving circuit is connected with the signal input part of stepper motor, and described stepper motor is through photo-coupler, RC wave filter and motion controller feedback link.
As a further improvement on the present invention, described motion controller adopts MCX314 motion control chip.
When the present invention works, motion controller is according to the order from isa bus received, export corresponding train of impulses, control servo motor or step motor are fixed speed and drive, straight line plus/minus speed drives, S curve plus/minus speed drives, 2 axle/3 axle linear interpolations, circular interpolation, 2 axle/3 axle bit pattern interpolation and Continuous interpolation program work, in driving, logical place can be read in real time by the feedback link of stepper motor and motion controller, physical location, actuating speed, acceleration, plus/minus speed state is (in acceleration, in constant speed, in deceleration), thus the real-time monitoring realized system, select MCX314 chip as motion controller, improve the arithmetic speed of system, and enhance control accuracy.Compared with prior art, beneficial effect of the present invention is, structure of the present invention is simple, stable, reduces noise and high frequency interference, and improves its control accuracy.The present invention can be used in numerically-controlled machine.
Accompanying drawing explanation
Fig. 1 is control principle structural drawing of the present invention.
Embodiment
A kind of numerically-controlled machine motion control device as shown in Figure 1, comprise motion controller, described motion controller is connected with isa bus through BDB Bi-directional Data Bus controller, described isa bus is respectively by programmable controller and middle-end signal controller and motion controller feedback link, the signal output part of described motion controller is connected with the signal input part of driving circuit, the signal output part of described driving circuit is connected with the signal input part of stepper motor, and described stepper motor is through photo-coupler, RC wave filter and motion controller feedback link.
When the present invention works, MCX314 chip is according to the order from isa bus received, export corresponding train of impulses, control servo motor or step motor are fixed speed driving, the driving of straight line plus/minus speed, the driving of S curve plus/minus speed, 2 axle/3 axle linear interpolations, circular interpolation, 2 axle/3 axle bit pattern interpolation and Continuous interpolation program work, in driving, logical place, physical location, actuating speed, acceleration, plus/minus speed state (in acceleration, in constant speed, in deceleration) can be read in real time, thus realize the real-time monitoring to system.
Claims (2)
1. a numerically-controlled machine motion control device, it is characterized in that, comprise motion controller, described motion controller is connected with isa bus through BDB Bi-directional Data Bus controller, described isa bus is respectively by programmable controller and middle-end signal controller and motion controller feedback link, the signal output part of described motion controller is connected with the signal input part of driving circuit, the signal output part of described driving circuit is connected with the signal input part of stepper motor, and described stepper motor is through photo-coupler, RC wave filter and motion controller feedback link.
2. a kind of numerically-controlled machine motion control device according to claim 1, is characterized in that, described motion controller adopts MCX314 motion control chip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310368190.8A CN104423329A (en) | 2013-08-20 | 2013-08-20 | Numerical control machine tool motion control apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310368190.8A CN104423329A (en) | 2013-08-20 | 2013-08-20 | Numerical control machine tool motion control apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104423329A true CN104423329A (en) | 2015-03-18 |
Family
ID=52972663
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310368190.8A Pending CN104423329A (en) | 2013-08-20 | 2013-08-20 | Numerical control machine tool motion control apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104423329A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109500653A (en) * | 2018-12-04 | 2019-03-22 | 中山市兰佳机械设备有限公司 | A kind of four axis servo-systems of numerical control machine |
-
2013
- 2013-08-20 CN CN201310368190.8A patent/CN104423329A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109500653A (en) * | 2018-12-04 | 2019-03-22 | 中山市兰佳机械设备有限公司 | A kind of four axis servo-systems of numerical control machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150318 |
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| WD01 | Invention patent application deemed withdrawn after publication |