CN108319222A - The numerically-controlled machine tool that cutter path is automatically corrected - Google Patents
The numerically-controlled machine tool that cutter path is automatically corrected Download PDFInfo
- Publication number
- CN108319222A CN108319222A CN201810211238.7A CN201810211238A CN108319222A CN 108319222 A CN108319222 A CN 108319222A CN 201810211238 A CN201810211238 A CN 201810211238A CN 108319222 A CN108319222 A CN 108319222A
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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
- G05B19/19—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 characterised by positioning or contouring control systems, e.g. to control position from one programmed point to another or to control movement along a programmed continuous path
-
- 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
- G05B2219/35—Nc in input of data, input till input file format
- G05B2219/35349—Display part, programmed locus and tool path, traject, dynamic locus
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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
A kind of numerically-controlled machine tool that cutter path is automatically corrected, it includes at least lathe bed, the lathe bed is equipped with processing base, the top sliding of the processing base is equipped with processing seat, the both sides of the processing base are respectively equipped with column, and the top of two column is equipped with crossbeam, and the front side of the crossbeam is equipped with the machine table that can be horizontally slipped, the front side of the machine table is equipped with the knife rest that can slide up and down, and the lower part of knife rest is equipped with cutter；The upper end of the processing base is equipped with two processing sliding rails and processing driving motor for processing seat sliding, the front side of the crossbeam is equipped with two sideslips and horizontal drive motor for machine table sliding, and the front side of the machine table is equipped with two perpendicular sliding rails for knife rest sliding and vertical driving motor；Also include control system, the control system includes operation and control interface, detection module, correcting module, processing module and storage module, carries out intelligent control to machining locus, effectively improves machining accuracy.
Description
Technical field
The present invention relates to the technical field of numerically-controlled machine tool processing more particularly to a kind of cutter path is automatically corrected
Numerically-controlled machine tool.
Background technology
Since the industrial revolution, earth-shaking variation has occurred in machine tool industry.Most people is appreciated that milling machine, vehicle
Bed and drilling machine, that is, described machine tool, these equipment operate handwheel follow rest by skilled worker makes cutter along just
The position that true direction feed is processed to part.Machine tool needs professional training and the tool by receiving the long period
There is the operator of certain operative skill that can just process the part of high quality in the environment of having certain condition.Comparatively,
The processing efficiency of conventional equipment is relatively low, and cost is higher.
Today, numerically-controlled machine tool completely or have gradually replaced conventional equipment in considerable field, processing part
Process completely automatically carries out, and cannot manually intervene in process.Therefore it may first have to believe the whole of part to be processed
Breath, including technical process, cutting tool path and machining direction, displacement, technological parameter (speed of mainshaft, the amount of feeding, cutting depth
Degree) and auxiliary movement (tool changing, speed change, cooling, clamping, release) etc., referred to using standard or regulated procedure by processing sequence
Correct nc program is write out in order, is then input in the control system of numerical control device, and subsequent control system presses numerical control
The requirement control numerically-controlled machine tool of program is processed part.And in digital control processing, due to the trail change in process,
The offset that may lead to actual processing track, when offset reaches certain value, the product fine rate after processing, which will be not achieved, to be wanted
It asks, (such as processing of national defence material, engine rotor Crankshaft Machining) is easy to cause machining accuracy decline especially in Precision Machining
And processing request is not met.
For this purpose, the designer of the present invention, in view of drawbacks described above, by concentrating on studies and designing, synthesis is engaged in for many years for a long time
The experience and achievement of related industry, research and design goes out a kind of numerically-controlled machine tool being automatically corrected to cutter path, on overcoming
State defect.
Invention content
The purpose of the present invention is to provide a kind of numerically-controlled machine tools being automatically corrected to cutter path, can overcome existing
The defect of technology carries out intelligent control to machining locus, effectively improves machining accuracy.
To solve the above problems, the invention discloses a kind of numerically-controlled machine tools being automatically corrected to cutter path, until
Include lathe bed less, it is characterised in that：
The lathe bed is equipped with processing base, and the top sliding of the processing base is equipped with processing seat, the processing base
Both sides be respectively equipped with column, the top of two column is equipped with crossbeam, the front side of the crossbeam be equipped with it is can horizontally slipping plus
The front side of work platform, the machine table is equipped with the knife rest that can slide up and down, and the lower part of knife rest is equipped with cutter；
The upper end of the processing base is equipped with two processing sliding rails and processing driving motor for processing seat sliding, described
The front side of crossbeam is equipped with two sideslips and horizontal drive motor for machine table sliding, and the front side of the machine table is equipped with two
Perpendicular sliding rail for knife rest sliding and vertical driving motor；
Also include control system, the control system include operation and control interface, detection module, correcting module, processing module and
Module is stored, the processing module is connected to the driving motor of numerically-controlled machine tool, and the detection module provides detection signal, described to repair
Positive module carries out data correction according to detection signal and control signal, and modified data are sent to processing module, with real-time
Adjust the control signal of driving motor.
Wherein：The control interface can be the aggregate of touch control interface or display screen and control keyboard, from
And the machining locus of numerically-controlled machine tool is set and is shown in process by control interface by operating personnel and moves and repaiies accordingly
Positive information.
Wherein：The storage module is connected to control interface, processing module, detection module and correcting module, to add
Work track is stored as process data, and processing module reads process data and has been processed operation, and the real-time inspection that will detect module
The amendment data for surveying signal and correcting module are shown to control interface.
Wherein：At least provided with initial position mobile unit and machining control unit in the processing module.
Wherein：The detection module includes at least initial position detection component, and the initial position detection component includes solid
Infrared receiver on the lathe bed of numerically-controlled machine tool is correspondingly provided with infrared external reflection unit on the cutter of the numerically-controlled machine tool,
It is reflected with the infrared signal to infrared receiver component, to determine the 3 D stereo position of cutter before processing.
Wherein：At least provided with initial position amending unit in the correcting module, the initial position amending unit is in institute
Initial position mobile unit control cutter is stated when being moved to initial position, receives initial position detection unit in detection module and detects
The actual position value arrived, and the difference of actual position value and initial position message on three-dimensional position is generated after being compared,
The difference be more than certain initial threshold when generate initial correction data be sent to processing module and storage module, processing module according to
Initial correction data control cutter is moved, until the two difference is less than initial threshold.
Wherein：The detection module also includes that workpiece moves detection unit, and the workpiece movement detection unit can be setting
First position detector on processing sliding rail, the correcting module also include that workpiece moves amending unit, the workpiece movement
Amending unit machining control unit control processing driving motor carry out workpiece track it is mobile when, workpiece move detection unit inspection
The amount of movement of workpiece is surveyed, the workpiece movement amending unit is detected according to the control amount of movement and first position of processing driving motor
The real-time amount of movement of workpiece that device obtains is modified, and workpiece track amendment data are sent to processing module, passes through processing mould
Group control processing driving motor carries out compensation data and amendment.
Wherein：The detection module also includes that cutter moves detection unit, and the cutter movement detection unit includes setting
In the second position detector on sideslip rail and the third place detector on perpendicular sliding rail, the correcting module also includes cutter
Mobile amending unit, the cutter movement amending unit control horizontal drive motor and vertical driving motor in machining control unit
Carry out cutter path it is mobile when, cutter movement detection unit detect cutter respectively in lateral and vertical amount of movement, the knife
The mobile amending unit of tool is according to the control amount of movement and second position detector of horizontal drive motor and vertical driving motor and the
The laterally real-time amount of movement and vertical amount of movement in real time that three position detectors obtain are modified, and cutter path is corrected data
It is sent to processing module, module controls horizontal drive motor and vertical driving motor carries out compensation data and amendment by processing.
By above structure it is found that the numerically-controlled machine tool of the present invention being automatically corrected to cutter path has following effect
Fruit：
1, the amendment and the real-time amendment in process for providing processing front position, effectively improve processing efficiency and processing
Acceptance rate；
2, control is simple and reliable, can monitor machining information at any time in process；
3, operating personnel can read control signal and revise signal at any time from interface, processed to understand in time
Exception in journey is conducive to operating personnel and monitors at any time.
The detailed content of the present invention can be obtained by aftermentioned explanation and institute's attached drawing.
Description of the drawings
Fig. 1 shows the structural schematic diagram for the numerically-controlled machine tool of the present invention being automatically corrected to cutter path.
Fig. 2 shows the schematic diagram of control system in the present invention.
Reference numeral：
Lathe bed 10, processing base 11, processing seat 12, column 13, crossbeam 14, machine table 15, vertical driving motor 16, knife rest
17, cutter drive motor 18, cutter 19.
Specific implementation mode
Referring to Fig. 1 and 2, it is shown that the numerically-controlled machine tool of the invention being automatically corrected to cutter path.
The numerically-controlled machine tool being automatically corrected to cutter path can be planer type numerical control lathe, include at least lathe bed
10, processing base 11, processing seat 12, column 13, crossbeam 14, machine table 15, knife rest 17 and cutter 19 are equipped in the lathe bed 10
Hydraulic fittings, circuit accessory, oil circuit etc. structure, entire lathe bed 10 are downwardly concaved, to accommodate the chip processed, liquid etc.,
The lathe bed 10 is equipped with processing base 11, and the top sliding of the processing base 11 is equipped with processing seat 12, the processing base
11 both sides are respectively equipped with column 13, and the top of two column 13 is equipped with crossbeam 14, and the front side of the crossbeam is equipped with and can control
The front side of the machine table 15 of sliding, the machine table 15 is equipped with the knife rest 17 that can slide up and down, and the lower part of knife rest 17 is equipped with cutter
19, digital control processing can be carried out to the workpiece on processing seat 12 by cutter 19 as a result,.
Wherein, the upper end of the processing base 11 is equipped with two processing sliding rails disposed in parallel, under the processing seat 12
Portion, which is equipped with two, can be placed in processing sliding slot of the processing sliding rail to be slided, and processing driving motor, the processing driving electricity
Machine can drive processing seat 12 to be slid back and forth on processing base 11.
The processing base 11 is equipped with screw rod, the spiral shell in the centre of two processing sliding rails in one of the embodiments,
One end of bar is equipped with the processing driving motor of driving screw rod rotation, and the centre that the processing seat 12 processes sliding slot at two is equipped with spiral shell
Together in screw rod to realize the driving nut of driving, to be rotated by the driving for processing driving motor, before realizing processing seat 12
After drive.
Wherein, the front side of the crossbeam 14 is equipped with two sideslip rails disposed in parallel, and the lower part of the machine table 15 is equipped with
The two sideslip slots and horizontal drive motor that can be placed in sideslip rail to be slided, the horizontal drive motor, which can drive, to be added
Work platform 15 horizontally slips on crossbeam 14.
The crossbeam 14 is equipped with horizontal screw rod, the horizontal screw rod in the centre of two sideslip rails in one of the embodiments,
One end be equipped with the horizontal drive motor for driving the rotation of horizontal screw rod, the machine table 15 is equipped in the centre of two sideslip slots and screws togather
In horizontal screw rod to realize the horizontal nut of driving, to be rotated by the driving of horizontal drive motor, the left and right of machine table 15 is realized
Driving.
Wherein, the front side of the machine table 15 is equipped with two perpendicular sliding rails disposed in parallel, and the lower part of the knife rest 17 is equipped with
Two can be placed in perpendicular perpendicular sliding slot of the sliding rail to be slided, and vertical driving motor 16, the vertical driving motor can drive
Knife rest 17 is slided up and down in machine table 15.
The machine table 15 is equipped with perpendicular screw rod, the perpendicular spiral shell in the centre of two perpendicular sliding rails in one of the embodiments,
The upper end of bar is equipped with the vertical driving motor 16 that screw rod rotation is erected in driving, and the knife rest 17 is equipped with spiral shell in the centre of two perpendicular sliding slots
Together in perpendicular screw rod to realize the perpendicular nut of driving, to be rotated by the driving of vertical driving motor, above and below realization knife rest 17
Driving.
Wherein, the clamp assemblies that the cutter 19 is clamped are equipped in the knife rest 17, the upper end of the knife rest 17, which is equipped with, drives
The cutter drive motor 18 of cutter.
The present invention includes also control system, and referring to Fig. 2, the control system includes operation and control interface, detection module, corrects mould
Group, processing module and storage module, the processing module are connected to the driving motor of numerically-controlled machine tool, and the control to provide motor is believed
Number, the detection module is detected the driving motor and cutter of numerically-controlled machine tool, described to provide detection signal in real time
Correcting module carries out the exercise data amendment of cutter according to real-time detection signal and scheduled control signal, and by modified number
According to processing module is sent to, to adjust the control signal of driving motor in real time, preferably ensure machining accuracy, the storage module
Corresponding data are stored, can be realized automatic in finishing by the implementation amendment and control of those modules as a result,
It corrects.
Optionally, the control interface can be the set of touch control interface or display screen and control keyboard
Body is transported accordingly so as to which the machining locus of numerically-controlled machine tool is arranged and is shown in process by control interface by operating personnel
Dynamic and update information.
Optionally, the storage module is connected to control interface, processing module, detection module and correcting module, to
Machining locus is stored as process data, processing module reads process data and has been processed operation, and the reality that will detect module
When detection signal and the amendment data of correcting module show to control interface.
Wherein, at least provided with initial position mobile unit and machining control unit, the storage mould in the processing module
The process data information that group is preset with initial position message and is inputted by control interface, typically, the process data
Information contains the information such as workpiece motion track, cutter motion track and cutter spin data, and the initial position movement is single
Cutter is moved to initial position by member before processing after reading initial position message, and then machining control unit reads process data
Information simultaneously carries out control processing.
The detection module includes at least initial position detection component, and the initial position detection component may include being fixed on
Infrared receiver on the lathe bed of numerically-controlled machine tool is correspondingly provided with infrared external reflection unit on the cutter of the numerically-controlled machine tool, with right
The infrared signal of infrared receiver component is reflected, and to determine the 3 D stereo position of cutter before processing, is connect due to infrared
It receives unit to be relatively fixed, the influence of track when will not be subject to processing, therefore, the initial position detected can be accordingly more accurate.
At least provided with initial position amending unit in the correcting module, the initial position amending unit is described initial
When position mobile unit control cutter is moved to initial position, receive the reality that initial position detection unit detects in detection module
Border positional value, and the difference of actual position value and initial position message on three-dimensional position is generated after being compared, in the difference
Initial correction data are generated when more than certain initial threshold and are sent to processing module and storage module, and processing module is according to initially repairing
Correction data control cutter is moved, until the two difference is less than initial threshold.
Wherein, storage module modifies to preset initial position message according to initial correction data, so as under
It is directly modified in secondary processing.
Initial shift position before processing is carried out position correction by the present invention as a result, is caused to avoid initial value
Mismachining tolerance.
The detection module also may include that workpiece movement detection unit and/or cutter movement detection unit, the workpiece are moved
Dynamic detection unit can be the first position detector being set on processing sliding rail, and the cutter movement detection unit may include being arranged
In the second position detector on sideslip rail and the third place detector on perpendicular sliding rail, the correcting module also may include work
Part moves amending unit and/or cutter moves amending unit, and the workpiece movement amending unit adds in the control of machining control unit
Work driving motor carry out workpiece track it is mobile when, workpiece moves the amount of movement of detection unit detection workpiece, workpiece movement
Amending unit is carried out according to the real-time amount of movement of workpiece that the control amount of movement and first position detector of processing driving motor obtain
It corrects, and workpiece track amendment data is sent to processing module, data are carried out by processing module control processing driving motor
Compensation and amendment.
The cutter movement amending unit controls horizontal drive motor in machining control unit and vertical driving motor carries out
Cutter path it is mobile when, cutter movement detection unit detects cutter in lateral and vertical amount of movement respectively, the cutter shifting
Dynamic control amount of movement and second position detector and third position of the amending unit according to horizontal drive motor and vertical driving motor
The laterally real-time amount of movement and vertically amount of movement is modified in real time that detector obtains are set, and cutter path is corrected into data transmission
Processing module is given, module controls horizontal drive motor and vertical driving motor carries out compensation data and amendment by processing.
Optionally, the detection module also includes signal processing unit, is put equipped with signal in the signal processing unit
Big circuit, filter circuit etc., to handle the detection signal of above-mentioned each detection unit.
Compensation and data correction, that is, can guarantee in process while the present invention is by workpiece and cutter as a result,
Real-time control and amendment, moreover it is possible to be timely feedbacked the amendment data of compensation by control interface, so that operator carries out in real time
Monitoring.
It can be seen that the advantage of the invention is that：
1, the amendment and the real-time amendment in process for providing processing front position, effectively improve processing efficiency and processing
Acceptance rate；
2, control is simple and reliable, can monitor machining information at any time in process；
3, operating personnel can read control signal and revise signal at any time from interface, processed to understand in time
Exception in journey is conducive to operating personnel and monitors at any time.
It is readily apparent that above description and record is only illustrated in the disclosure being not intended to be limiting of the invention
Appearance, application or use.Although describing and being described in the accompanying drawings embodiment in embodiment, the present invention does not limit
Be described as by attached drawing example and in embodiment it is now recognized that optimal mode to implement the particular case of the teachings of the present invention
Son, the scope of the present invention is by any embodiment of the description and appended claims including falling into front.
Claims (8)
1. a kind of numerically-controlled machine tool being automatically corrected to cutter path includes at least lathe bed, it is characterised in that：
The lathe bed is equipped with processing base, and the top sliding of the processing base, which is equipped with, processes seat, and the two of the processing base
Side is respectively equipped with column, and the top of two column is equipped with crossbeam, and the front side of the crossbeam is equipped with the machine table that can be horizontally slipped,
The front side of the machine table is equipped with the knife rest that can slide up and down, and the lower part of knife rest is equipped with cutter；
The upper end of the processing base is equipped with two processing sliding rails and processing driving motor for processing seat sliding, the crossbeam
Front side be equipped with two sideslips and horizontal drive motor for machine table sliding, the front side of the machine table is equipped with two for knife
The perpendicular sliding rail and vertical driving motor of frame sliding；
Also include control system, the control system includes operation and control interface, detection module, correcting module, processing module and storage
Module, the processing module are connected to the driving motor of numerically-controlled machine tool, and the detection module provides detection signal, the amendment mould
Group carries out data correction according to detection signal and control signal, and modified data are sent to processing module, to adjust in real time
The control signal of driving motor.
2. the numerically-controlled machine tool being automatically corrected as described in claim 1 to cutter path, it is characterised in that：The manipulation is situated between
Face can be the aggregate of touch control interface or display screen and control keyboard, to be situated between by manipulating by operating personnel
The machining locus of face setting numerically-controlled machine tool simultaneously shows in process movement and update information accordingly.
3. the numerically-controlled machine tool being automatically corrected as described in claim 1 to cutter path, it is characterised in that：The storage mould
Group is connected to control interface, processing module, detection module and correcting module and adds to which machining locus is stored as process data
Work module reads process data and has been processed operation, and will detect the amendment of the real time detection signal and correcting module of module
Data are shown to control interface.
4. the numerically-controlled machine tool being automatically corrected as described in claim 1 to cutter path, it is characterised in that：The processing mould
At least provided with initial position mobile unit and machining control unit in group.
5. the numerically-controlled machine tool being automatically corrected as claimed in claim 4 to cutter path, it is characterised in that：The detection mould
Group includes at least initial position detection component, and the initial position detection component is red on the lathe bed of numerically-controlled machine tool comprising being fixed on
Outer receiving unit is correspondingly provided with infrared external reflection unit on the cutter of the numerically-controlled machine tool, with the infrared letter to infrared receiver component
It number is reflected, to determine the 3 D stereo position of cutter before processing.
6. the numerically-controlled machine tool being automatically corrected as claimed in claim 5 to cutter path, it is characterised in that：The amendment mould
In group knife is controlled in the initial position mobile unit at least provided with initial position amending unit, the initial position amending unit
When tool is moved to initial position, receive the actual position value that initial position detection unit detects in detection module, and compared
To the difference of rear generation actual position value and initial position message on three-dimensional position, when the difference is more than certain initial threshold
It generates initial correction data and is sent to processing module and storage module, processing module controls cutter according to initial correction data and carries out
It is mobile, until the two difference is less than initial threshold.
7. the numerically-controlled machine tool being automatically corrected as claimed in claim 4 to cutter path, it is characterised in that：The detection mould
Group also includes that workpiece moves detection unit, and the workpiece movement detection unit can be the first position inspection being set on processing sliding rail
Device is surveyed, the correcting module also includes that workpiece moves amending unit, and the workpiece moves amending unit in machining control unit control
System processing driving motor carry out workpiece track it is mobile when, workpiece move detection unit detection workpiece amount of movement, the workpiece
The real-time amount of movement of workpiece that mobile amending unit is obtained according to the control amount of movement and first position detector of processing driving motor
It is modified, and workpiece track amendment data is sent to processing module, carried out by processing module control processing driving motor
Compensation data and amendment.
8. the numerically-controlled machine tool being automatically corrected as claimed in claim 4 to cutter path, it is characterised in that：The detection mould
Group also includes that cutter moves detection unit, and the cutter movement detection unit includes the second position detection being set on sideslip rail
The third place detector on device and perpendicular sliding rail, the correcting module also include that cutter moves amending unit, and the cutter moves
Dynamic amending unit machining control unit control horizontal drive motor and vertical driving motor carry out cutter path it is mobile when, knife
The mobile detection unit of tool detects cutter in lateral and vertical amount of movement respectively, and the cutter moves amending unit according to lateral drive
The control amount of movement and second position detector and the third place detector of dynamic motor and vertical driving motor obtain laterally real
When amount of movement and vertical amount of movement in real time be modified, and cutter path amendment data are sent to processing module, pass through processing
Module controls horizontal drive motor and vertical driving motor carries out compensation data and amendment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810211238.7A CN108319222A (en) | 2018-03-14 | 2018-03-14 | The numerically-controlled machine tool that cutter path is automatically corrected |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810211238.7A CN108319222A (en) | 2018-03-14 | 2018-03-14 | The numerically-controlled machine tool that cutter path is automatically corrected |
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| CN108319222A true CN108319222A (en) | 2018-07-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810211238.7A Pending CN108319222A (en) | 2018-03-14 | 2018-03-14 | The numerically-controlled machine tool that cutter path is automatically corrected |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113365784A (en) * | 2019-01-28 | 2021-09-07 | 西门子股份公司 | Computer-aided optimization of numerical control machining of workpieces |
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| CN104907891A (en) * | 2015-07-02 | 2015-09-16 | 刘巍巍 | Compensation method for inconsistency of cutting accuracy for multi-station machine tool and device thereof |
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| CN207037447U (en) * | 2017-07-04 | 2018-02-23 | 广东创能精密机械有限公司 | The Digit Control Machine Tool of error compensation can be carried out |
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| JP2013063491A (en) * | 2011-09-19 | 2013-04-11 | Jtekt Corp | Nc data correcting device |
| CN103056394A (en) * | 2013-01-24 | 2013-04-24 | 重庆大学 | Method for processing arc guide rail of stiffness compensation device for remanufactured cantilever beam of heavy-duty machine |
| CN104907891A (en) * | 2015-07-02 | 2015-09-16 | 刘巍巍 | Compensation method for inconsistency of cutting accuracy for multi-station machine tool and device thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113365784A (en) * | 2019-01-28 | 2021-09-07 | 西门子股份公司 | Computer-aided optimization of numerical control machining of workpieces |
| CN113365784B (en) * | 2019-01-28 | 2023-11-14 | 西门子股份公司 | Computer-aided optimization of numerical control machining of workpieces |
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Application publication date: 20180724 |