CN107544427A - Presetting cutter method and system - Google Patents
Presetting cutter method and system Download PDFInfo
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- CN107544427A CN107544427A CN201710707545.XA CN201710707545A CN107544427A CN 107544427 A CN107544427 A CN 107544427A CN 201710707545 A CN201710707545 A CN 201710707545A CN 107544427 A CN107544427 A CN 107544427A
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- cutter
- tool setting
- setting gauge
- knife
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Abstract
The invention provides a kind of presetting cutter method, comprise the steps of：Touch step：Along the direction of the one of feed shaft of lathe, driving cutter is relatively close with tool setting gauge and touches；To knife point verification step：When flexible deformation's trigger sensor occurs for tool setting gauge, the locus of cutter and tool setting gauge is locked；Actual bias obtaining step：According to the position ring feedback signal from the pulse coder on feed shaft, actual bias of the cutter on the feeding direction of principal axis is obtained；Correction step：Actual bias of the cutter on the feeding direction of principal axis and the cutter initial bias value of lathe counter records are contrasted, compensates the site error value of cutter.Correspondingly, present invention also offers a kind of setting system.The invention enables the point of a knife variation occurred after caused tool wear after the cutting of whether workpiece or leading screw thermal stretching, as long as carrying out an aim at tool operation, the error amount that can need to compensate fills into knife and mended in memory automatically.
Description
Technical field
The present invention relates to Digit Control Machine Tool control field, in particular it relates to a kind of presetting cutter method and system.
Background technology
Processing center machine tool typically using floating to knife, i.e., to knife when need that tool setting gauge is placed on into workpieces processing manually
Surface, to knife after tool setting gauge put aside do not interfere the place of processing, automaticity is low, and efficiency is low, and tool setting gauge exists
It is exposed to when equipment is processed in work condition environment and is infected with dust and machining chips, is influenceed to knife precision and tool setting gauge life-span.
Digit Control Machine Tool is run by equipment digital control system according to the part program woven, cutter in automatic program execution
Movement locus, and different cutters is accurately called to complete to cut needs.In process, cutter interacts dynamic with workpiece
Make to realize cutting, and aim at tool operation seeks to inform the relative position of machine tool of numerical control system cutter and workpiece, so as to digital control system
Workpiece is accurately perceived accurately to process in the position of lathe, realization.Digit Control Machine Tool is carried out using laser in the prior art
To knife, but by there may be drop or fog-like liquid inside lathe, refractive effect is caused to opticpath to knife precision.
The content of the invention
For in the prior art the defects of, it is an object of the invention to provide a kind of presetting cutter method and system.
According to presetting cutter method provided by the invention, comprise the steps of：
Touch step：Along the direction of the one of feed shaft of lathe, driving cutter is relatively close with tool setting gauge and touches；
To knife point verification step：When flexible deformation's trigger sensor occurs for tool setting gauge, the space of cutter and tool setting gauge is locked
Position；
Actual bias obtaining step：According to the position ring feedback signal from the pulse coder on feed shaft,
Obtain actual bias of the cutter on the feeding direction of principal axis；
Correction step：At the beginning of the cutter for contrasting actual bias and lathe counter records of the cutter on the feeding direction of principal axis
Beginning bias, compensate the site error value of cutter.
Preferably, in the touching step, cutter or tool setting gauge are subjected to displacement in absolute coordinate system.
Preferably, in the point obtaining step to knife, the tool setting gauge includes four sides probe and support bar；
Cutter contacts with four sides probe, and flexible deformation's trigger sensor occurs for support bar.
Preferably, the actual position information obtaining step comprises the steps of：
Shaft position obtaining step：Obtain positional information of the feed shaft at latched position；
Scaling step：According to the positional information of relative position relation, feed shaft between lathe and tool setting gauge, conversion obtains knife
Has the actual bias on the feeding direction of principal axis.
Preferably, in the correction step, the site error value of compensation, which is filled into knife, mends in memory.
Present invention also offers a kind of setting system, comprising with lower module：
Touch module：Along the direction of the one of feed shaft of lathe, driving cutter is relatively close with tool setting gauge and touches；
Module is confirmed to knife point：When flexible deformation's trigger sensor occurs for tool setting gauge, the space of cutter and tool setting gauge is locked
Position；
Actual bias acquisition module：According to the position ring feedback signal from the pulse coder on feed shaft,
Obtain actual bias of the cutter on the feeding direction of principal axis；
Correction module：At the beginning of the cutter for contrasting actual bias and lathe counter records of the cutter on the feeding direction of principal axis
Beginning bias, compensate the site error value of cutter.
Preferably, in the touching module, cutter or tool setting gauge are subjected to displacement in absolute coordinate system.
Preferably, in the point acquisition module to knife, the tool setting gauge includes four sides probe and support bar；
Cutter contacts with four sides probe, and flexible deformation's trigger sensor occurs for support bar.
Preferably, the actual position information acquisition module is included with lower module：
Shaft position acquisition module：Obtain positional information of the feed shaft at latched position；
Convert module：According to the positional information of relative position relation, feed shaft between lathe and tool setting gauge, conversion obtains knife
Has the actual bias on the feeding direction of principal axis.
Preferably, in the correction module, the site error value of compensation, which is filled into knife, mends in memory.
Compared with prior art, the present invention has following beneficial effect：
1st, the invention enables the point of a knife occurred after caused tool wear after the cutting of whether workpiece or leading screw thermal stretching
Variation, as long as carrying out an aim at tool operation, digital control system will be automatically the new tool offset value measured and its initial knife
Tool bias is compared calculating, and the error amount for needing to compensate is filled into knife automatically and mended in memory.
2nd, structural principle of the present invention is simple, and accuracy is high, eliminates optical instrument or sensor such as infrared ray, laser
Labyrinth, it is affected by environment small；
3rd, present invention, avoiding trial cut operation is carried out to workpiece, be advantageous to save material.
Brief description of the drawings
The detailed description made by reading with reference to the following drawings to non-limiting example, further feature of the invention,
Objects and advantages will become more apparent upon：
Fig. 1 is presetting cutter method flow chart；
Fig. 2 is setting system structure chart.
Embodiment
With reference to specific embodiment, the present invention is described in detail.Following examples will be helpful to the technology of this area
Personnel further understand the present invention, but the invention is not limited in any way.It should be pointed out that the ordinary skill to this area
For personnel, without departing from the inventive concept of the premise, various modifications and improvements can be made.These belong to the present invention
Protection domain.
As shown in Fig. 2 in embodiment, the invention provides a kind of setting system, comprising with lower module：Touch module：Edge
The direction of the one of feed shaft of lathe, driving cutter is relatively close with tool setting gauge and touches；Module is confirmed to knife point：Tool setting gauge
During generation flexible deformation's trigger sensor, the locus of cutter and tool setting gauge is locked；Actual bias acquisition module：According to next
The position ring feedback signal of self installation pulse coder on feed shaft, obtain actual biasing of the cutter on the feeding direction of principal axis
Value；Correction module：It is initially inclined to contrast actual bias and the cutter of lathe counter records of the cutter on the feeding direction of principal axis
Value is put, compensates the site error value of cutter.
In the touching module, cutter or tool setting gauge are subjected to displacement in absolute coordinate system.It is described to knife point acquisition module
In, the tool setting gauge includes four sides probe and support bar；Cutter contacts with four sides probe, and support bar occurs flexible deformation and triggers biography
Sensor.The actual position information acquisition module is included with lower module：Shaft position acquisition module：The feed shaft is obtained to lock
The positional information of opening position；Convert module：According to the positional information of relative position relation, feed shaft between lathe and tool setting gauge,
Conversion obtains actual bias of the cutter on the feeding direction of principal axis.In the correction module, the site error value of compensation fills into
Mended to knife in memory.
Correspondingly, present invention also offers a kind of presetting cutter method, as shown in figure 1, comprising the steps of：Touch step：Edge
The direction of the one of feed shaft of lathe, driving cutter is relatively close with tool setting gauge and touches；To knife point verification step：Tool setting gauge
During generation flexible deformation's trigger sensor, the locus of cutter and tool setting gauge is locked；Actual bias obtaining step：According to next
The position ring feedback signal of self installation pulse coder on feed shaft, obtain actual biasing of the cutter on the feeding direction of principal axis
Value；Correction step：It is initially inclined to contrast actual bias and the cutter of lathe counter records of the cutter on the feeding direction of principal axis
Value is put, compensates the site error value of cutter.
In the touching step, cutter or tool setting gauge are subjected to displacement in absolute coordinate system.It is described to knife point obtaining step
In, the tool setting gauge includes four sides probe and support bar；Cutter contacts with four sides probe, and support bar occurs flexible deformation and triggers biography
Sensor.The actual position information obtaining step comprises the steps of：Shaft position obtaining step：The feed shaft is obtained to lock
The positional information of opening position；Scaling step：According to the positional information of relative position relation, feed shaft between lathe and tool setting gauge,
Conversion obtains actual bias of the cutter on the feeding direction of principal axis.In the correction step, the site error value of compensation fills into
Mended to knife in memory.
One skilled in the art will appreciate that except realizing system provided by the invention in a manner of pure computer readable program code
And its beyond modules, completely can by by method and step carry out programming in logic come system provided by the invention and its
Modules are in the form of gate, switch, application specific integrated circuit, programmable logic controller (PLC) and embedded microcontroller etc.
To realize identical function.So system provided by the invention and its every module are considered a kind of hardware component, and it is right
What is included in it is used to realize that the module of various functions can also to be considered as the structure in hardware component；It will can also be used to realize respectively
The module of kind of function, which is considered as, not only can be the software module of implementation method but also can be the structure in hardware component.
The specific embodiment of the present invention is described above.It is to be appreciated that the invention is not limited in above-mentioned
Particular implementation, those skilled in the art can make various deformations or amendments within the scope of the claims, this not shadow
Ring the substantive content of the present invention.In the case where not conflicting, the feature in embodiments herein and embodiment can any phase
Mutually combination.
Claims (10)
1. a kind of presetting cutter method, it is characterised in that comprise the steps of：
Touch step：Along the direction of the one of feed shaft of lathe, driving cutter is relatively close with tool setting gauge and touches；
To knife point verification step：When flexible deformation's trigger sensor occurs for tool setting gauge, the locus of cutter and tool setting gauge is locked；
Actual bias obtaining step：According to the position ring feedback signal from the pulse coder on feed shaft, obtain
Actual bias of the cutter on the feeding direction of principal axis；
Correction step：It is initially inclined to contrast actual bias and the cutter of lathe counter records of the cutter on the feeding direction of principal axis
Value is put, compensates the site error value of cutter.
2. presetting cutter method according to claim 1, it is characterised in that in the touching step, cutter or tool setting gauge are exhausted
To being subjected to displacement in coordinate system.
3. presetting cutter method according to claim 1, it is characterised in that in the point obtaining step to knife, the tool setting gauge
Include four sides probe and support bar；
Cutter contacts with four sides probe, and flexible deformation's trigger sensor occurs for support bar.
4. presetting cutter method according to claim 1, it is characterised in that the actual position information obtaining step includes following
Step：
Shaft position obtaining step：Obtain positional information of the feed shaft at latched position；
Scaling step：According to the positional information of relative position relation, feed shaft between lathe and tool setting gauge, conversion obtains cutter and existed
Actual bias on the feeding direction of principal axis.
5. presetting cutter method according to claim 1, it is characterised in that in the correction step, the site error value of compensation
Fill into knife and mend in memory.
6. a kind of setting system, it is characterised in that comprising with lower module：
Touch module：Along the direction of the one of feed shaft of lathe, driving cutter is relatively close with tool setting gauge and touches；
Module is confirmed to knife point：When flexible deformation's trigger sensor occurs for tool setting gauge, the locus of cutter and tool setting gauge is locked；
Actual bias acquisition module：According to the position ring feedback signal from the pulse coder on feed shaft, obtain
Actual bias of the cutter on the feeding direction of principal axis；
Correction module：It is initially inclined to contrast actual bias and the cutter of lathe counter records of the cutter on the feeding direction of principal axis
Value is put, compensates the site error value of cutter.
7. setting system according to claim 6, it is characterised in that in the touching module, cutter or tool setting gauge are exhausted
To being subjected to displacement in coordinate system.
8. setting system according to claim 6, it is characterised in that in the point acquisition module to knife, the tool setting gauge
Include four sides probe and support bar；
Cutter contacts with four sides probe, and flexible deformation's trigger sensor occurs for support bar.
9. setting system according to claim 6, it is characterised in that the actual position information acquisition module includes following
Module：
Shaft position acquisition module：Obtain positional information of the feed shaft at latched position；
Convert module：According to the positional information of relative position relation, feed shaft between lathe and tool setting gauge, conversion obtains cutter and existed
Actual bias on the feeding direction of principal axis.
10. setting system according to claim 6, it is characterised in that in the correction module, the site error value of compensation
Fill into knife and mend in memory.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710707545.XA CN107544427A (en) | 2017-08-17 | 2017-08-17 | Presetting cutter method and system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710707545.XA CN107544427A (en) | 2017-08-17 | 2017-08-17 | Presetting cutter method and system |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108196510A (en) * | 2018-01-12 | 2018-06-22 | 上海维宏电子科技股份有限公司 | For the cutter method for handover control of multicutter lathe |
| CN109283890A (en) * | 2018-11-20 | 2019-01-29 | 陕西海力特精密机械有限公司 | Numerically-controlled machine tool supporting plate Thermal Error autocompensation installation |
| CN110000841A (en) * | 2019-04-11 | 2019-07-12 | 上海维宏电子科技股份有限公司 | The method of the compensation of vibrating blade machining path and processing |
| CN110722455A (en) * | 2018-07-16 | 2020-01-24 | 富鼎电子科技(嘉善)有限公司 | Tool setting device and tool setting method thereof |
| CN113231886A (en) * | 2021-04-30 | 2021-08-10 | 成都飞机工业（集团）有限责任公司 | Machine tool setting detection method |
| CN113733375A (en) * | 2021-09-29 | 2021-12-03 | 华侨大学 | Stone carving method and system based on robot |
| CN114800047A (en) * | 2022-04-19 | 2022-07-29 | 中国航发动力股份有限公司 | Method, system, equipment and medium for forming and processing rod-shaped cutter |
| CN115427190A (en) * | 2020-04-17 | 2022-12-02 | 发那科株式会社 | Machine tool |
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Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108196510A (en) * | 2018-01-12 | 2018-06-22 | 上海维宏电子科技股份有限公司 | For the cutter method for handover control of multicutter lathe |
| CN110722455A (en) * | 2018-07-16 | 2020-01-24 | 富鼎电子科技(嘉善)有限公司 | Tool setting device and tool setting method thereof |
| CN110722455B (en) * | 2018-07-16 | 2022-04-22 | 鸿准精密模具（昆山）有限公司 | Tool setting device and tool setting method thereof |
| CN109283890B (en) * | 2018-11-20 | 2023-11-03 | 东莞市义信精密模具科技有限公司 | Automatic thermal error compensation device for numerical control machine tool supporting plate |
| CN109283890A (en) * | 2018-11-20 | 2019-01-29 | 陕西海力特精密机械有限公司 | Numerically-controlled machine tool supporting plate Thermal Error autocompensation installation |
| CN110000841A (en) * | 2019-04-11 | 2019-07-12 | 上海维宏电子科技股份有限公司 | The method of the compensation of vibrating blade machining path and processing |
| CN110000841B (en) * | 2019-04-11 | 2021-01-29 | 上海维宏电子科技股份有限公司 | Method for compensating and processing path of vibrating knife |
| CN115427190B (en) * | 2020-04-17 | 2024-04-30 | 发那科株式会社 | Machine tool |
| CN115427190A (en) * | 2020-04-17 | 2022-12-02 | 发那科株式会社 | Machine tool |
| CN113231886A (en) * | 2021-04-30 | 2021-08-10 | 成都飞机工业（集团）有限责任公司 | Machine tool setting detection method |
| CN113231886B (en) * | 2021-04-30 | 2022-03-15 | 成都飞机工业（集团）有限责任公司 | Machine tool setting detection method |
| CN113733375A (en) * | 2021-09-29 | 2021-12-03 | 华侨大学 | Stone carving method and system based on robot |
| CN114800047A (en) * | 2022-04-19 | 2022-07-29 | 中国航发动力股份有限公司 | Method, system, equipment and medium for forming and processing rod-shaped cutter |
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Application publication date: 20180105 |