CN104097110A - Control method and system of preventing machine impact for numerical control machine tool - Google Patents
Control method and system of preventing machine impact for numerical control machine tool Download PDFInfo
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- CN104097110A CN104097110A CN201410313364.5A CN201410313364A CN104097110A CN 104097110 A CN104097110 A CN 104097110A CN 201410313364 A CN201410313364 A CN 201410313364A CN 104097110 A CN104097110 A CN 104097110A
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- cutter
- machine tool
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- predetermined threshold
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q15/00—Automatic control or regulation of feed movement, cutting velocity or position of tool or work
- B23Q15/20—Automatic control or regulation of feed movement, cutting velocity or position of tool or work before or after the tool acts upon the workpiece
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Numerical Control (AREA)
Abstract
The invention discloses a control method and a control system of preventing machine impact for a numerical control machine tool. The method comprises the following steps of A, judging whether the cutting tool number on a spindle is consistent with the cutting tool number which is used in practical processing, if so, executing the step C, and if not, executing the step D; B, judging whether the change amount of the cutting tool length before and after cutting tool compensation is smaller than a preset threshold value, if so, executing the step C, and if not, executing the step D; C, normally executing the processing procedures; D, alarming. According to the control method of preventing machine impact for the numerical control machine tool, which is provided by the invention, the machine impact problem which is caused by procedure skip processing of an operator and the wrong input cutting tool compensation is solved, and the occurrence of the machine impact is effectively avoided.
Description
Technical field
The present invention relates to Digit Control Machine Tool control technology field, relate in particular to a kind of Digit Control Machine Tool and prevent the control method and the system that collide.
Background technology
Numeric Control Technology is the core of advanced manufacturing technology, is that manufacturing industry realizes automation, networking, flexibility, integrated basis.The integral level of numerical control equipment indicates the power of a national modernization of industry level and overall national strength.Lathe is development machinery manufacturing industry and even the requisite complicated production instrument of whole industry, is production factors, is again important commodity.And Digit Control Machine Tool is electromechanical integration modern machine, the processing of Complex Parts, difficulty being cut to part plays an important role, small quantities of many kinds flexible production in being particularly suitable for again.Performance and the level of digital control system depended in the development of Digit Control Machine Tool to a great extent, and the development of digital control system and technical foundation thereof be unable to do without microelectric technique and computer technology.Along with the develop rapidly of computer and software and hardware technology thereof, the reaching unanimity of hardware platform of digital control system, and the competition of Control System Software increasingly sharpens.But, at present, in the machining center operation of Digit Control Machine Tool, still often there will be because operator technical ability is inadequate, the processing of jumping program, the cutter of correcting mistakes are mended and the phenomenon that causes colliding.Collide and gently can damage cutter, frock, heavy can make that lathe Local Damaged, precision reduce, integral body is scrapped, even jeopardize the safety of operator, return to normal production and also need time of growing.Wherein, jumping program processing refers to that cutter and the actual cutter that will process on main shaft are not same as cutter.Cutter is mended and is typically referred to the length value in shape of tool characteristic, and machine is by automatically reading and calculating, and (machining center is main shaft to make to fill blade insert; Lathe is cutter tower) set the assigned address of coordinate system in auto-compensation arrival program.
Summary of the invention
The object of the invention is to prevent by a kind of Digit Control Machine Tool the control method and the system that collide, solve the problem that above background technology is partly mentioned.
For reaching this object, the present invention by the following technical solutions:
Digit Control Machine Tool prevents the control method colliding, and it comprises the steps:
Whether cutter on main shaft number is changed in A, judgement number consistent with the actual cutter that calls man-hour of adding, if consistent, performs step C, otherwise, perform step D;
B, judge cutter mend before and after the long variable quantity of cutter whether be less than predetermined threshold value, if be less than predetermined threshold value, perform step C, otherwise, execution step D;
C, normally carry out procedure;
D, warning.
The invention also discloses a kind of Digit Control Machine Tool and prevent the control system colliding, it comprises cutter judging unit, the long judging unit of cutter and alarm unit;
Described cutter judging unit is for judging whether the cutter that changes on main shaft number is number consistent with the actual cutter that calls man-hour of adding, if consistent, starts procedure, otherwise, alarm unit warning, lathe is out of service;
The long judging unit of described cutter is mended the front and back long variable quantity of cutter and whether is less than predetermined threshold value for judging cutter, if be less than predetermined threshold value, start procedure, otherwise alarm unit is reported to the police, and lathe is out of service.
Digit Control Machine Tool provided by the invention prevents that the control method that collides and system from having solved due to the processing of operator jumping program and having inputed cutter by mistake and mend and cause the problem that collides, effectively avoided the generation colliding.
Accompanying drawing explanation
The Digit Control Machine Tool that Fig. 1 provides for the embodiment of the present invention prevents the control method flow chart colliding;
The Digit Control Machine Tool that Fig. 2 provides for the embodiment of the present invention prevents the control system block diagram colliding.
The specific embodiment
Below in conjunction with drawings and Examples, the invention will be further described.Be understandable that, specific embodiment described herein is only for explaining the present invention, but not limitation of the invention.It also should be noted that, for convenience of description, in accompanying drawing, only show part related to the present invention but not full content.
Please refer to shown in Fig. 1, the Digit Control Machine Tool that Fig. 1 provides for the embodiment of the present invention prevents the control method flow chart colliding.
In the present embodiment, Digit Control Machine Tool prevents that the control method colliding from specifically comprising the steps:
Whether cutter on main shaft number is changed in step S101, judgement number consistent with the actual cutter that calls man-hour of adding, if consistent, performs step S103, otherwise, perform step S104.Herein, the cutter number changing on main shaft refers to change for the last time the cutter number on main shaft.
Step S102, judge cutter mend before and after the long variable quantity of cutter whether be less than predetermined threshold value, if be less than predetermined threshold value, perform step S103, otherwise, execution step S104.The size of described predetermined threshold value, according to the difference of reality processing occasion, arranges flexibly.
Step S103, normally carry out procedure.
Step S104, warning.
Please refer to as shown in Figure 2, the Digit Control Machine Tool that Fig. 2 provides for the embodiment of the present invention prevents the control system block diagram colliding.
In the present embodiment, Digit Control Machine Tool prevents that the control system colliding from specifically comprising cutter judging unit 201, the long judging unit 202 of cutter and alarm unit 203.
Described cutter judging unit 201 is for judging whether the cutter that changes on main shaft number is number consistent with the actual cutter that calls man-hour of adding, and start procedure, otherwise alarm unit 203 reported to the police, and lathe is out of service.
The long judging unit 202 of described cutter is mended the front and back long variable quantity of cutter and whether is less than predetermined threshold value for judging cutter, if be less than predetermined threshold value, start procedure, otherwise alarm unit 203 is reported to the police, and lathe is out of service.
Technical scheme of the present invention has solved due to the processing of operator jumping program and has inputed cutter benefit by mistake and caused the problem colliding, and has effectively avoided the generation colliding.
Note, above are only preferred embodiment of the present invention and institute's application technology principle.Skilled person in the art will appreciate that and the invention is not restricted to specific embodiment described here, can carry out for a person skilled in the art various obvious variations, readjust and substitute and can not depart from protection scope of the present invention.Therefore, although the present invention is described in further detail by above embodiment, the present invention is not limited only to above embodiment, in the situation that not departing from the present invention's design, can also comprise more other equivalent embodiment, and scope of the present invention is determined by appended claim scope.
Claims (2)
1. Digit Control Machine Tool prevents the control method colliding, and it is characterized in that, comprises the steps:
Whether cutter on main shaft number is changed in A, judgement number consistent with the actual cutter that calls man-hour of adding, if consistent, performs step C, otherwise, perform step D;
B, judge cutter mend before and after the long variable quantity of cutter whether be less than predetermined threshold value, if be less than predetermined threshold value, perform step C, otherwise, execution step D;
C, normally carry out procedure;
D, warning.
2. Digit Control Machine Tool prevents the control system colliding, and it is characterized in that, comprises cutter judging unit, the long judging unit of cutter and alarm unit;
Described cutter judging unit is for judging whether the cutter that changes on main shaft number is number consistent with the actual cutter that calls man-hour of adding, if consistent, starts procedure, otherwise, alarm unit warning, lathe is out of service;
The long judging unit of described cutter is mended the front and back long variable quantity of cutter and whether is less than predetermined threshold value for judging cutter, if be less than predetermined threshold value, start procedure, otherwise alarm unit is reported to the police, and lathe is out of service.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410313364.5A CN104097110A (en) | 2014-07-02 | 2014-07-02 | Control method and system of preventing machine impact for numerical control machine tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410313364.5A CN104097110A (en) | 2014-07-02 | 2014-07-02 | Control method and system of preventing machine impact for numerical control machine tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104097110A true CN104097110A (en) | 2014-10-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410313364.5A Pending CN104097110A (en) | 2014-07-02 | 2014-07-02 | Control method and system of preventing machine impact for numerical control machine tool |
Country Status (1)
| Country | Link |
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| CN (1) | CN104097110A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106547253A (en) * | 2015-09-16 | 2017-03-29 | 北大方正集团有限公司 | One kind is removed photoresist work step recognition methodss and device |
| CN109917750A (en) * | 2017-12-13 | 2019-06-21 | 宝沃汽车（中国）有限公司 | Cutter changing control method, system and the numerically-controlled machine tool of numerically-controlled machine tool |
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| JP2005317014A (en) * | 2004-04-27 | 2005-11-10 | Charmilles Technologies Sa | Numerically controlled drive unit provided with device for detecting operation error with intention to detect accidental collision, and method for detecting operation error of unit |
| US20070087924A1 (en) * | 2005-06-18 | 2007-04-19 | Carsten Krosta | Processing machine arrangement with robot and a tool magazine |
| CN201917808U (en) * | 2010-10-20 | 2011-08-03 | 东莞宝元数控科技有限公司 | Detector for differential motion of machine tool |
| CN102581763A (en) * | 2012-02-21 | 2012-07-18 | 厦门大学 | Automatic tool setting system for ultra-precision grinding machine |
| CN103116316A (en) * | 2013-01-06 | 2013-05-22 | 兰州交通大学 | Numerical control machining control method adapted to type or dimensional change of cutting tool |
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2014
- 2014-07-02 CN CN201410313364.5A patent/CN104097110A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005317014A (en) * | 2004-04-27 | 2005-11-10 | Charmilles Technologies Sa | Numerically controlled drive unit provided with device for detecting operation error with intention to detect accidental collision, and method for detecting operation error of unit |
| US20070087924A1 (en) * | 2005-06-18 | 2007-04-19 | Carsten Krosta | Processing machine arrangement with robot and a tool magazine |
| CN201917808U (en) * | 2010-10-20 | 2011-08-03 | 东莞宝元数控科技有限公司 | Detector for differential motion of machine tool |
| CN102581763A (en) * | 2012-02-21 | 2012-07-18 | 厦门大学 | Automatic tool setting system for ultra-precision grinding machine |
| CN103116316A (en) * | 2013-01-06 | 2013-05-22 | 兰州交通大学 | Numerical control machining control method adapted to type or dimensional change of cutting tool |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106547253A (en) * | 2015-09-16 | 2017-03-29 | 北大方正集团有限公司 | One kind is removed photoresist work step recognition methodss and device |
| CN106547253B (en) * | 2015-09-16 | 2019-03-29 | 北大方正集团有限公司 | One kind is removed photoresist work step recognition methods and device |
| CN109917750A (en) * | 2017-12-13 | 2019-06-21 | 宝沃汽车（中国）有限公司 | Cutter changing control method, system and the numerically-controlled machine tool of numerically-controlled machine tool |
| CN109917750B (en) * | 2017-12-13 | 2020-09-18 | 宝沃汽车（中国）有限公司 | Cutter replacement control method and system of numerical control machine tool and numerical control machine tool |
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Application publication date: 20141015 |
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