CN107577207A - A kind of processing method of the closed-loop Digit Control Machine Tool of view-based access control model - Google Patents
A kind of processing method of the closed-loop Digit Control Machine Tool of view-based access control model Download PDFInfo
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- CN107577207A CN107577207A CN201710756092.XA CN201710756092A CN107577207A CN 107577207 A CN107577207 A CN 107577207A CN 201710756092 A CN201710756092 A CN 201710756092A CN 107577207 A CN107577207 A CN 107577207A
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Abstract
The present invention relates to a kind of processing method of the closed-loop Digit Control Machine Tool of view-based access control model, it is characterised in that including step：S1, the three-dimensional appearance for measuring by measuring unit part in real time；Before S2, processing, measuring unit is scanned to workbench, fixture, establishes the model of workbench, fixture；When S3, processing, the shape of editing objective is inputted, measuring unit is badly scanned to hair, establishes the model of blank；In S4, process, each stock removal action cutting effect is measured, tracks the cutting effect per knife, the cutting tool path of dynamic adjustment in real time；When S5, process finishing, according to measurement result, workpieces processing parameter is exported.The processing method of the closed-loop Digit Control Machine Tool of view-based access control model provided by the invention, working angles also include control closed loop, control the processing result of each step in process, substantially increase machining accuracy.
Description
Technical field
The present invention relates to Machine-Tool Control technical field, more specifically to a kind of closed-loop numerical control machine of view-based access control model
Bed.
Background technology
Digit Control Machine Tool is divided into three kinds of open loop, semiclosed loop and closed loop control modes.Open-loop NC lathe does not feed back, and precision is not
It is high；Semiclosed loop Digit Control Machine Tool does feedback element with the pulse coder on motor, is capable of the rotating speed of controlled motor, and precision is higher；
Closed loop digital control lathe does position feedback elements, precision highest with grating scale.
Digit Control Machine Tool cuts down the material on blank with cutter, so as to coincide with design object, but either semiclosed loop and closes
Ring, all the reduction result without control cutter on blank, working angles are not included the closed loop of control.
Therefore, prior art is urgently greatly improved.
The content of the invention
The technical problem to be solved in the present invention is, for prior art it is above-mentioned the defects of, there is provided a kind of view-based access control model
Closed-loop Digit Control Machine Tool processing method, including step：S1, the three-dimensional appearance for measuring by measuring unit part in real time；
Before S2, processing, measuring unit is scanned to workbench, fixture, establishes the model of workbench, fixture；
When S3, processing, the shape of editing objective is inputted, measuring unit is badly scanned to hair, establishes the model of blank；
In S4, process, each stock removal action cutting effect is measured, tracks the cutting effect per knife, in real time dynamic
Adjust cutting tool path；
When S5, process finishing, according to measurement result, workpieces processing parameter is exported.
In the closed-loop Digit Control Machine Tool processing method of view-based access control model of the present invention, the step S3 also includes step
Suddenly：Blank is alignd with editing objective in machine tool controller, the cutting tool path of dynamic adjustment in real time.
In the closed-loop Digit Control Machine Tool processing method of view-based access control model of the present invention, the measuring unit is set to annulus
Shape, it is installed at by cutter holder, on handle of a knife, the measuring unit includes sending the generating laser group and collection of " one " font laser
The camera unit group of " one " font laser.
In the closed-loop Digit Control Machine Tool processing method of view-based access control model of the present invention, the generating laser and shooting
First one is alternate, and every a pair of generating lasers and camera are using before triangulation method measurement work pieces process cutter or after process tool
Pattern.
In the closed-loop Digit Control Machine Tool processing method of view-based access control model of the present invention, the measuring unit at least three
To generating laser and camera.
In the closed-loop Digit Control Machine Tool processing method of view-based access control model of the present invention, what the workpieces processing parameter referred to
It is the cutter situation of workbench extreme position, the limit velocity of lathe, the deformation parameter of lathe, lathe.
Implement the closed-loop Digit Control Machine Tool of the view-based access control model of the present invention, have the advantages that：Working angles are also included
Closed loop is controlled, the processing result of each step in process is controlled, substantially increases machining accuracy.
Brief description of the drawings
Below in conjunction with drawings and Examples, the invention will be further described, in accompanying drawing：
Fig. 1 is the processing method flow chart of the closed-loop Digit Control Machine Tool of view-based access control model of the present invention.
Fig. 2 is the closed loop configuration of the system of processing of the closed-loop Digit Control Machine Tool of view-based access control model of the present invention.
Fig. 3 is the measuring unit structure chart of the closed-loop Digit Control Machine Tool of view-based access control model of the present invention.
Fig. 4 be the closed-loop Digit Control Machine Tool of view-based access control model of the present invention processing method in in-process measurement schematic diagram.
In figure, 1- cutters, 2- generating lasers, 3- workpiece；4- cameras.
Embodiment
Referring to Fig. 1, the processing method flow chart of the closed-loop Digit Control Machine Tool for view-based access control model of the present invention.As shown in figure 1,
In the processing method of the closed-loop Digit Control Machine Tool for the view-based access control model that first embodiment of the invention provides, including at least step,
(1) measuring unit measures the three-dimensional appearance of part in real time
Measuring unit is in annular, is installed at by cutter holder, on handle of a knife, including 3 laser hairs for sending " one " font laser
The camera unit of emitter and 3 collection " one " font laser.Generating laser and camera are alternate one by one, every a pair of laser hair
Emitter and camera are using the pattern before triangulation method measurement work pieces process cutter or after process tool.
(2) scanning workbench, fixture and model
Before processing, workbench, fixture are scanned with measuring unit, establish the model of workbench, fixture.Input lathe
Parameter, such as the cutter situation of the deformation parameter of the limit velocity of workbench extreme position, lathe, lathe, lathe.
(3) scanning hair is gone bad and modeled
When starting processing, the shape of editing objective is inputted, then hair is badly scanned with measuring unit, establishes blank
Model.Blank is alignd with editing objective in machine tool controller, cutting tool path.
(4) process
Due to the generating laser in measuring unit and camera to be circle distribution beside cutter holder, therefore can pair plus
Each stock removal action measurement cutting effect during work.If workpiece surface has precipitous fluctuating, laser can not be any
Camera collects, then needs to use more Laser video camera heads pair.Cutting effect of the tracking per knife, the cutter of dynamic adjustment in real time
Movement locus.
(5) process finishing
During process finishing, according to measurement result, the parameters such as size, the surface roughness of workpieces processing are exported.
Referring to Fig. 2, the closed loop configuration figure of the system of processing for the closed-loop Digit Control Machine Tool of view-based access control model of the present invention.It please join
Fig. 3 is read, is the measuring unit structure chart of the closed-loop Digit Control Machine Tool of view-based access control model of the present invention.The closed-loop Digit Control Machine Tool of vision
Measuring unit includes cutter 1, generating laser 2, workpiece 3；Camera 4.Measuring unit is in annular, is installed at by cutter holder, knife
On handle, including the camera unit of 3 generating lasers for sending " one " font laser and 3 collection " one " font laser.Swash
Optical transmitting set and camera are alternate one by one, and every a pair of generating lasers and camera are using triangulation method measurement work pieces process cutter
Pattern after preceding or process tool.
Referring to Fig. 4, it is in-process measurement in the processing method of the closed-loop Digit Control Machine Tool of view-based access control model of the present invention
Schematic diagram.
The present invention can accomplish that working angles also include control closed loop, control is processed by the design of above example
The processing result of each step in journey, substantially increases machining accuracy.
The present invention is described according to specific embodiment, but it will be understood by those skilled in the art that is not departing from this hair
During bright scope, various change and equivalent substitution can be carried out.In addition, to adapt to the specific occasion of the technology of the present invention, can be to the present invention
Many modifications are carried out without departing from its protection domain.Therefore, the present invention is not limited to specific embodiment disclosed herein, and including
All embodiments for dropping into claims.
Claims (6)
1. the processing method of the closed-loop Digit Control Machine Tool of a kind of view-based access control model, it is characterised in that including step：
S1, the three-dimensional appearance for measuring by measuring unit part in real time；
Before S2, processing, measuring unit is scanned to workbench, fixture, establishes the model of workbench, fixture；
When S3, processing, the shape of editing objective is inputted, measuring unit is badly scanned to hair, establishes the model of blank；
In S4, process, each stock removal action cutting effect is measured, tracks the cutting effect per knife, dynamic adjusts in real time
Cutting tool path；
When S5, process finishing, according to measurement result, workpieces processing parameter is exported.
2. the processing method of the closed-loop Digit Control Machine Tool of view-based access control model according to claim 1, it is characterised in that the step
Rapid S3 also includes step：Blank is alignd with editing objective in machine tool controller, the cutting tool path of dynamic adjustment in real time.
3. the processing method of the closed-loop Digit Control Machine Tool of view-based access control model according to claim 1, it is characterised in that the survey
Amount unit is set to annular, is installed at by cutter holder, on handle of a knife, and the measuring unit includes sending the laser hair of " one " font laser
The camera unit group of emitter group and collection " one " font laser.
4. the processing method of the closed-loop Digit Control Machine Tool of view-based access control model according to claim 3, it is characterised in that described to swash
Optical transmitting set and camera are alternate one by one, and every a pair of generating lasers and camera are using triangulation method measurement work pieces process cutter
Pattern after preceding or process tool.
5. the processing method of the closed-loop Digit Control Machine Tool of view-based access control model according to claim 4, it is characterised in that the survey
Measure unit at least three pairs of generating lasers and camera.
6. the processing method of the closed-loop Digit Control Machine Tool of the view-based access control model according to claim 1 to 5 any one, its feature
It is, the workpieces processing parameter refers to workbench extreme position, the limit velocity of lathe, the deformation parameter of lathe, lathe
Cutter situation.
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| CN201710756092.XA CN107577207A (en) | 2017-08-29 | 2017-08-29 | A kind of processing method of the closed-loop Digit Control Machine Tool of view-based access control model |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114812486A (en) * | 2022-05-13 | 2022-07-29 | 武汉理工大学 | Method and device for acquiring surface roughness of machined workpiece and electronic equipment |
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| JP2001092512A (en) * | 1999-09-17 | 2001-04-06 | Amada Co Ltd | Nc data preparation method and computer-readable storage medium storing nc data preparation program |
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Application publication date: 20180112 |