CN104070415A - Machine tool linkage error alarming device - Google Patents
Machine tool linkage error alarming device Download PDFInfo
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- CN104070415A CN104070415A CN201410273633.XA CN201410273633A CN104070415A CN 104070415 A CN104070415 A CN 104070415A CN 201410273633 A CN201410273633 A CN 201410273633A CN 104070415 A CN104070415 A CN 104070415A
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- China
- Prior art keywords
- true edge
- blank body
- machine tool
- precision
- lathe
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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
- B23Q17/00—Arrangements for observing, indicating or measuring on machine tools
- B23Q17/007—Arrangements for observing, indicating or measuring on machine tools for managing machine functions not concerning the tool
-
- 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
- B23Q17/00—Arrangements for observing, indicating or measuring on machine tools
- B23Q17/20—Arrangements for observing, indicating or measuring on machine tools for indicating or measuring workpiece characteristics, e.g. contour, dimension, hardness
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Numerical Control (AREA)
- Turning (AREA)
Abstract
The invention discloses a multi-shaft linkage numerical control machine tool linkage precision error alarming method. The multi-shaft linkage numerical control machine tool linkage precision error alarming method is based on a simple device. The device comprises a blank body and reference sides including vertical sides and oblique sides. The edges of the blank body are provided with the reference sides including the vertical sides and the oblique sides, wherein the vertical sides are perpendicular to the upper surface and the lower surface of the blank body, and the oblique sides form a certain angle from the upper surface and the lower surface of the blank body. During application, a group of the reference sides are machined along the upper surface of the blank body through a tool and then detected and calibrated; after the blank body is turned over and clamped, the tool moves along the contour of the other group of the reference sides and can theoretically and necessarily coincide with the reference sides machined before the blank body is turned over, and if the tool does not coincide with the reference sides machined before the blank body is turned over, errors on the surface precision of a machine tool exist. The machine tool precision error alarming method is simple and reliable and can timely find out the precision errors of the machine tool and accurately determine whether the precision of the machine tool can help machine qualified products for users and technologists.
Description
Technical field
The method for early warning that the present invention relates to a kind of lathe interlock deviation, relates in particular to a kind of early warning of interlock accuracy error of numerical control multi-shaft linkage machining tool.
Background technology
In modern industry, structural member part is much complex structure, and required precision is high, needs multistation processing in manufacture process, and therefore high-accuracy multi-axis NC machining lathe is used widely.High-accuracy like this numerical control multi-shaft linkage lathe is in application process, and along with the wearing and tearing of machine tool component, aging, and improper impact in use, the precision of lathe declines gradually and be unstable.Manufacturing enterprise is being used lathe to manufacture in the process of parts, can not just comprehensively check the precision of a lathe by part of every processing, therefore, manufacturing enterprise is not when knowing that machine tool accuracy cannot meet requiring of manufacture parts, still use machine tooling precision parts, owing to can not finding in time the accuracy error of lathe, cause Product Precision that machine tooling goes out to surpass the accuracy of manufacture requirement of part, cause the overproof of product to scrap.
summary of the invention:
The technical problem to be solved in the present invention is to provide a kind of simple and reliable machine tool accuracy deviation pre-alert method, finds in time the trueness error of lathe, for equipment user of service and technologist accurately judge whether the precision of lathe can process qualified product.
The technical solution adopted for the present invention to solve the technical problems is:
A method for early warning for multi-shaft linkage numerical control machine interlock accuracy error, step is:
1) secured blank body (1) is installed on lathe;
2), in blank body (1) first half processing vertical reference limit (2), (3), (6), (7), vertical reference limit (2), (3), (6), (7) are 90o with the angle of upper plane (11);
3), in blank body (1) first half processing inclined-plane true edge (4), (9), inclined-plane true edge (4), (9) are 100o with the angle of upper plane (11),
4), in blank body (1) first half processing inclined-plane true edge (5), (8), inclined-plane true edge (5), (8) are 80o with the angle of upper plane (11);
5) side of cutter (12) and true edge (6)-(9) are tangent and move after one week along it, in blank (1) short transverse, form true edge (6)-(9).
6), after blank body (1) turn-over, upward, down, the benchmark initial point of cutter (12) and digital control processing is constant for upper surface (11) for lower surface (10);
7) side of cutter (12) and true edge (2)-(4) are tangent and move after one week along true edge, on blank surface, form half true edge (2)-(4).
8) detect benchmark limit (2)-(4) and true edge (6)-(9), when the true edge (2) of twice feed formation does not overlap with (7), show that lathe exists error in the driving shaft positioning precision of blank body (1) length direction, the step value that error amount is the formation that do not overlap; When true edge (3) does not overlap with (6), show that lathe exists error in the positioning precision of the driving shaft of blank body (1) width, the step value that error amount is the formation that do not overlap; True edge (4) and (9) when twice formation, when (5) do not overlap with (8), illustrate that the multi-shaft interlocked precision of lathe has error, i.e. the linear coordinate axle of lathe and rotatable coordinate axis interlock low precision; If when overlapping or having micro-deviation, illustrate that machine tool accuracy can meet the manufacture requirement of part.
The invention provides a kind of accuracy error method for early warning, the method is to comprise blank body, true edge (comprising straight flange and hypotenuse) based on a kind of simple mechanism, and described blank body is a block woollen, and the edge of blank body is provided with true edge.True edge is positioned at the edge of blank, comprises perpendicular edge and hypotenuse, and straight flange is vertical with blank upper and lower surface, and hypotenuse and blank upper and lower surface have certain angle.In utilization process, first cutter processes one group of true edge along blank upper surface, then this group true edge is detected to demarcation.Blank upset and clamping after, cutter is along the contour motion of another group true edge, inevitablely in theory overlap completely with the benchmark processing before blank upset, if do not overlapped, there is error in surperficial machine tool accuracy.
The present invention has following good effect than prior art.The method of the interlock accuracy error early warning of a kind of numerical control multi-shaft linkage machining tool of the present invention, the method has been used the blank allowance of part in manufacture process, can check out interlock deviation and the position error of lathe in time, this device can also check the coincidence situation of the benchmark of multistation processing simultaneously, and the initial point in the part processing of energy indirect review machine operation personnel setting and the correctness of tool diameter.
Accompanying drawing explanation
Fig. 1 be of the present invention based on the structural representation of deviation pre-alert device.
Fig. 2 is the work schematic diagram of a kind of lathe interlock deviation pre-alert method of the present invention.
The specific embodiment
Below in conjunction with embodiment, the invention will be further described.
Fig. 1 and Fig. 2 are a kind of lathe interlock deviation pre-alert methods of the present invention, the method is first based on a kind of device, comprise blank body (1) and true edge (2)-(9), the workpiece blank that blank body (1) need to be processed for Digit Control Machine Tool, the side's of being generally body, principal character has upper plane (11), lower plane (10), and blank body is fixed on numerical control machine tool or on frock clamp.True edge (2)-(9) are attached to the edge of blank body, true edge (2), (3), (6), (7) are 90o with the angle of upper plane (11), and the angle of true edge (4), (9) and true edge (5), (8) and upper plane (11) is for being respectively 100o and 80o.True edge (2)-(5) are in the same plane in blank (1) short transverse with true edge (6)-(9).
The specific implementation process of the method is: first, the side of cutter (12) first with blank body (1) on true edge (6)-(9) tangent and move after one week along it, in blank (1) short transverse, be processed to form true edge (6)-(9), and positional precision and the form accuracy of true edge (6)-(9) are detected.Then, after blank body (1) turn-over, upward, upper surface (11) is down time for lower surface (10), the side of cutter (12) and true edge (2)-(4) are tangent and move after one week along true edge, on blank surface, form second half true edge (2)-(4).When twice feed is when overlapping or having micro-deviation in upper true edge (2)-(4) that form of blank (1) and true edge (6)-(9), illustrate that machine tool accuracy can meet the manufacture requirement of part, when the true edge (2) of twice feed formation does not overlap with true edge (3)-(6) with (7), the multi-shaft interlocked precision that lathe is described has error, right by checking base weight, can the precision of judgement lathe meet the accuracy of manufacture requirement of part.
The prerequisite of above-mentioned judgement is that the machining benchmark of two different stations is consistent; The diameter of cutter is error free.
Claims (1)
1. a method for early warning for multi-shaft linkage numerical control machine interlock accuracy error, step is:
Secured blank body (1) is installed on lathe;
In blank body (1) first half processing vertical reference limit (2), (3), (6), (7), vertical reference limit (2), (3), (6), (7) are 90o with the angle of upper plane (11);
In blank body (1) first half processing inclined-plane true edge (4), (9), inclined-plane true edge (4), (9) are 100o with the angle of upper plane (11),
In blank body (1) first half processing inclined-plane true edge (5), (8), inclined-plane true edge (5), (8) are 80o with the angle of upper plane (11);
The side of cutter (12) and true edge (6)-(9) are tangent and move after one week along it, in blank (1) short transverse, form true edge (6)-(9);
After blank body (1) turn-over, upward, down, the benchmark initial point of cutter (12) and digital control processing is constant for upper surface (11) for lower surface (10);
The side of cutter (12) and true edge (2)-(4) are tangent and move after one week along true edge, on blank surface, form half true edge (2)-(4);
Detect benchmark limit (2)-(4) and true edge (6)-(9), when the true edge (2) of twice feed formation does not overlap with (7), there is error in the driving shaft positioning precision of blank body (1) length direction in surface lathe, the step value that error amount is the formation that do not overlap; When true edge (3) does not overlap with (6), there is error in the positioning precision of the driving shaft of blank body (1) width in surperficial lathe, the step value that error amount is the formation that do not overlap; True edge (4) and (9) when twice formation, when (5) do not overlap with (8), illustrate that the multi-shaft interlocked precision of lathe has error, i.e. the linear coordinate axle of lathe and rotatable coordinate axis interlock low precision; If when overlapping or having micro-deviation, illustrate that machine tool accuracy can meet the manufacture requirement of part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410273633.XA CN104070415A (en) | 2014-06-19 | 2014-06-19 | Machine tool linkage error alarming device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410273633.XA CN104070415A (en) | 2014-06-19 | 2014-06-19 | Machine tool linkage error alarming device |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102252617A (en) * | 2011-04-06 | 2011-11-23 | 哈尔滨工业大学 | Morphology registration analysis-based method for detecting precision of precise main shaft rotation |
| CN102335838A (en) * | 2010-07-26 | 2012-02-01 | 长江润发机械股份有限公司 | Workpiece clamping detection method and device for machine tool |
| CN102452023A (en) * | 2010-10-19 | 2012-05-16 | 西安扩力机电科技有限公司 | Omnibearing numerical control machining center |
| CN102513880A (en) * | 2011-11-29 | 2012-06-27 | 西安交通大学 | Main shaft rotation error measurement aligning device based on sensor self-sensing |
| US8286318B2 (en) * | 2007-08-28 | 2012-10-16 | Ulvac, Inc. | Stage apparatus assembling method |
-
2014
- 2014-06-19 CN CN201410273633.XA patent/CN104070415A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8286318B2 (en) * | 2007-08-28 | 2012-10-16 | Ulvac, Inc. | Stage apparatus assembling method |
| CN102335838A (en) * | 2010-07-26 | 2012-02-01 | 长江润发机械股份有限公司 | Workpiece clamping detection method and device for machine tool |
| CN102452023A (en) * | 2010-10-19 | 2012-05-16 | 西安扩力机电科技有限公司 | Omnibearing numerical control machining center |
| CN102252617A (en) * | 2011-04-06 | 2011-11-23 | 哈尔滨工业大学 | Morphology registration analysis-based method for detecting precision of precise main shaft rotation |
| CN102513880A (en) * | 2011-11-29 | 2012-06-27 | 西安交通大学 | Main shaft rotation error measurement aligning device based on sensor self-sensing |
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Application publication date: 20141001 |