CN110103075A - Adjust the method and its tooling of multi-axis NC Machine Tools accuracy error - Google Patents
Adjust the method and its tooling of multi-axis NC Machine Tools accuracy error Download PDFInfo
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- CN110103075A CN110103075A CN201910482005.5A CN201910482005A CN110103075A CN 110103075 A CN110103075 A CN 110103075A CN 201910482005 A CN201910482005 A CN 201910482005A CN 110103075 A CN110103075 A CN 110103075A
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- axis
- machine tools
- tooling
- trial cut
- accuracy error
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Classifications
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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
- B23Q17/09—Arrangements for observing, indicating or measuring on machine tools for indicating or measuring cutting pressure or for determining cutting-tool condition, e.g. cutting ability, load on tool
- B23Q17/0904—Arrangements for observing, indicating or measuring on machine tools for indicating or measuring cutting pressure or for determining cutting-tool condition, e.g. cutting ability, load on tool before or after machining
Abstract
The invention discloses a kind of method and its tooling for adjusting multi-axis NC Machine Tools accuracy error, method is the following steps are included: S1, determine according to the workpiece to be machined and trial cut demand of multi-axis NC Machine Tools the size of test tool；S2, the test tool is mounted on the station to be processed of the multi-axis NC Machine Tools；The trial cut program of S3, the establishment multi-axis NC Machine Tools, and trial cut is carried out to the test tool according to the trial cut program, obtain trial cut tooling；S4, the accuracy error that the multi-axis NC Machine Tools are determined according to the trial cut tooling, and adjust according to the accuracy error control program of the multi-axis NC Machine Tools.This method is easily operated, can be improved product quality.
Description
Technical field
The invention belongs to Computerized Numerical Control processing technology fields, and in particular to a method of adjustment multi-axis NC Machine Tools accuracy error
And the tooling of adjustment multi-axis NC Machine Tools accuracy error.
Background technique
With the development of Numeric Control Technology, multiaxis NC maching center has obtained increasingly being to be widely applied.Multi-axis numerical control
Processing can be effectively prevented from the position error as caused by repeatedly installing, and can be shortened the production cycle, improve machining accuracy.Multiaxis
The great advantage of numerical control processing be exactly make script complex parts processing become be easy many, be very suitable for processing zero, automobile
The molding die of the workpiece such as part, aircraft structure.
Numerically-controlled machine tool allows because of its mechanostructural property there are a certain range tolerance, but machine tool accuracy deviation can be with
Pivot angle increases and accumulation becomes larger or certain burst factors (main shaft collision, excessive, the unexpected failure of machine tool component of cutting output etc.)
It may result in machine tool accuracy deviation to become larger.After the processing of gang tool pivot angle, accuracy error, which can not detect by an unaided eye, to be judged,
Once accuracy error beyond it is theoretical/require the margin of tolerance, will lead to that cutting is not in place or cross and cut problem, seriously affect workpiece plus
Working medium amount, production cycle and processing cost.
Summary of the invention
The present invention is directed at least solve one of the technical problems existing in the prior art.
For this purpose, the present invention proposes a kind of method for adjusting multi-axis NC Machine Tools accuracy error, this method can overcome existing
The deficiency of operation mode, it is easily operated.
The present invention also proposes that a kind of tooling for adjusting multi-axis NC Machine Tools accuracy error, the tooling can not increase lathe
Under the premise of hardware cost is put into, the machining accuracy of gang tool is improved, Processing Quality of NC Machining is improved, shortens process-cycle and drop
Low processing cost.
The method of the adjustment multi-axis NC Machine Tools accuracy error of embodiment according to a first aspect of the present invention, including following step
It is rapid: S1, the size that test tool is determined according to the workpiece to be machined and trial cut demand of multi-axis NC Machine Tools；S2, by the test
Tooling is mounted on the station to be processed of the multi-axis NC Machine Tools；The trial cut program of S3, the establishment multi-axis NC Machine Tools, and
Trial cut is carried out to the test tool according to the trial cut program, obtains trial cut tooling；S4, institute is determined according to the trial cut tooling
The accuracy error of multi-axis NC Machine Tools is stated, and adjusts the control program of the multi-axis NC Machine Tools according to the accuracy error.
The method of adjustment multi-axis NC Machine Tools accuracy error according to an embodiment of the present invention, the design that test tool is carried out
And installation, trial cut program is worked out, trial cut is carried out to test tool, obtains trial cut tooling, and multiaxis number is determined according to trial cut tooling
Control the accuracy error of lathe.This method can complete the installation of aluminium block blank and standard before multi-axis NC Machine Tools swinging finishes
The processing of aluminium block tooling, improves the machining accuracy of gang tool.
According to an embodiment of the present invention, the test tool is aluminium block.
It according to an embodiment of the present invention, in step s3, will be described according to trial cut feed area with three-dimensional drawing software
Test tool is divided equally, and works out the trial cut program with programming software.
According to an embodiment of the present invention, in step s3, the coordinate system after the programming software record swinging, in institute
It states and works out the trial cut program under coordinate system.
According to an embodiment of the present invention, in step s3, the test tool only cuts wherein one in each cutting
A plane.
According to an embodiment of the present invention, in step s 4, determine that precision is inclined by the trial cut program of Z axis, X-axis, Y-axis
Difference, the input deviation value in the relative coordinate at machine operation interface realize the amendment of XYZ axis accuracy error.
According to an embodiment of the present invention, the size of the test tool and the workpiece to be machined can placement location and
The matching of pivot angle trial cut demand number.
According to an embodiment of the present invention, the benchmark of the test tool is consistent with the benchmark of the workpiece to be machined.
The tooling of the adjustment multi-axis NC Machine Tools accuracy error of embodiment according to a second aspect of the present invention, can be used in multiaxis
Numerically-controlled machine tool is to adjust the accuracy errors of the multi-axis NC Machine Tools, and the tooling includes: pedestal, and the pedestal is formed as rectangular
The body and orthographic projection of the pedestal in the horizontal plane is square, the height of the pedestal are less than the length and width of the pedestal
Degree, the pedestal can be mounted on the station to be processed of the multi-axis NC Machine Tools；Ontology, the ontology are located at the pedestal
Upper surface on, the ontology is formed as square, the center of the orthographic projection of the ontology on the base and the pedestal
Upper surface center it is identical, the side length of the ontology is less than the side length of the upper surface of the pedestal, and the ontology can be by institute
Multi-axis NC Machine Tools are stated to be cut with the accuracy error of the determination multi-axis NC Machine Tools.
According to an embodiment of the present invention, the aluminium block that the tooling is integrally formed.
Additional aspect and advantage of the invention will be set forth in part in the description, and will partially become from the following description
Obviously, or practice through the invention is recognized.
Detailed description of the invention
Above-mentioned and/or additional aspect of the invention and advantage will become from the description of the embodiment in conjunction with the following figures
Obviously and it is readily appreciated that, in which:
Fig. 1 is the flow diagram of the method for adjustment multi-axis NC Machine Tools accuracy error according to an embodiment of the present invention；
Fig. 2 is between the tooling and workpiece to be machined of adjustment multi-axis NC Machine Tools accuracy error according to an embodiment of the present invention
Assembling schematic diagram；
Fig. 3 is the structural schematic diagram of the tooling of adjustment multi-axis NC Machine Tools accuracy error according to an embodiment of the present invention.
Appended drawing reference:
Adjust the tooling 100 of multi-axis NC Machine Tools accuracy error；
Pedestal 110；
Ontology 120；Upper surface 121；The first side wall 122；Second sidewall 123；
Workpiece to be machined 200.
Specific embodiment
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end
Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached
The embodiment of figure description is exemplary, and for explaining only the invention, and is not considered as limiting the invention.
In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside", " up time
The orientation or positional relationship of the instructions such as needle ", " counterclockwise ", " axial direction ", " radial direction ", " circumferential direction " be orientation based on the figure or
Positional relationship is merely for convenience of description of the present invention and simplification of the description, rather than the device or element of indication or suggestion meaning must
There must be specific orientation, be constructed and operated in a specific orientation, therefore be not considered as limiting the invention.In addition, limit
There is the feature of " first ", " second " to can explicitly or implicitly include one or more of the features surely.Of the invention
In description, unless otherwise indicated, the meaning of " plurality " is two or more.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.
As shown in Figure 1 to Figure 3, adjustment multi-axis NC Machine Tools according to an embodiment of the present invention are below with reference to the accompanying drawings specifically described
The method of accuracy error.
The method of adjustment multi-axis NC Machine Tools accuracy error according to an embodiment of the present invention, comprising the following steps: S1, basis
The workpiece to be machined and trial cut demand of multi-axis NC Machine Tools determine the size of test tool；S2, test tool is mounted on multiaxis
On the station to be processed of numerically-controlled machine tool.
In other words, the design and installation for carrying out test tool first can be according to multi-axis numerical control machine during design
The workpiece to be machined and trial cut demand of bed determine the size of test tool, during installation, can will be tested using AB glue
The blank of tooling is fixed on designated position.
The method of adjustment multi-axis NC Machine Tools accuracy error according to an embodiment of the present invention, it is further comprising the steps of: S3, volume
The trial cut program of multi-axis NC Machine Tools processed, and trial cut is carried out to test tool according to trial cut program, obtain trial cut tooling.For example,
The blank of test tool is milled into desired size, such as processing experiment work before formally finish by workpiece to be machined
The surrounding side wall of dress and upper surface, and there are certain altitude boss in bottom.
According to one embodiment of present invention, in step s3, it will be tried with three-dimensional drawing software according to trial cut feed area
It tests tooling to divide equally, works out trial cut program with programming software.
In certain specific embodiments of the invention, in step s3, programming software records the coordinate system after swinging,
Trial cut program is worked out under coordinate system.
According to one embodiment of present invention, the coordinate system after programming software record swinging, is worked out in this coordinate system
Try knife program, feed path are as follows: do up and down reciprocatingly along X/Y plane Reciprocated cutting, the side wall of test tool the upper surface of test tool
Cutting.
Trial cut program, trial cut sequence and accuracy error adjustment sequence are run before the processing of per pass pivot angle program are as follows: test tool
Upper surface 121 (Z axis deviation) → test tool the first side wall 122 (X-axis deviation) → (Y-axis is inclined for test tool second sidewall 123
Difference).
In certain specific embodiments of the invention, in step s3, test tool only cuts it in each cutting
In a plane.
The method of adjustment multi-axis NC Machine Tools accuracy error according to an embodiment of the present invention, it is further comprising the steps of: S4, root
The accuracy error of multi-axis NC Machine Tools is determined according to trial cut tooling, and the control journey of multi-axis NC Machine Tools is adjusted according to accuracy error
Sequence.
Optionally, in step s 4, accuracy error is determined by the trial cut program of Z axis, X-axis, Y-axis, in machine operation circle
Input deviation value in the relative coordinate in face realizes the amendment of XYZ axis accuracy error.
Further, the input deviation value in the relative coordinate at machine operation interface, it is ensured that feed when trial cut program is run
Slightly fall bits in face.After completing the amendment of XYZ axis accuracy error, formal proceedings processing can be carried out, as long as processing pivot angle becomes
More it is necessary to progress trial cut and Adjustment precision deviation before formal proceedings are run.
According to one embodiment of present invention, test tool is aluminium block.
In certain specific embodiments of the invention, the size of test tool and workpiece to be machined can placement location and
The matching of pivot angle trial cut demand number.
According to one embodiment of present invention, the benchmark of test tool and the benchmark of workpiece to be machined are consistent.
As shown in Figures 2 and 3, the tooling 100 of adjustment multi-axis NC Machine Tools accuracy error according to an embodiment of the present invention, energy
Multi-axis NC Machine Tools are enough in adjust the accuracy error of multi-axis NC Machine Tools, tooling 200 includes pedestal 110 and ontology 120, bottom
Seat 110 is formed as cuboid and the orthographic projection of pedestal 110 in the horizontal plane is square, and the height of pedestal 110 is less than pedestal 110
Length and width, pedestal 110 can be mounted on the station to be processed of multi-axis NC Machine Tools, and ontology 120 is located at pedestal 110
On upper surface, ontology 120 is formed as square, the center of orthographic projection of the ontology 120 on pedestal 110 and the upper table of pedestal 110
The center in face is identical, and the side length of ontology 120 is less than the side length of the upper surface of pedestal 110, and ontology 120 can be by multi-axis NC Machine Tools
Cut the accuracy error to determine multi-axis NC Machine Tools.
Optionally, the aluminium block that tooling 200 is integrally formed, simple easily system are at low cost.
Preferably, ontology 120 is formed as square aluminium block.
It should be noted that can by numerical control programming engineer specify blank tooling installation site, blank tooling not with add
Ministry of worker's position interference, achievable aluminium block blank installation and standard aluminium block tooling add before the finishing of multi-axis NC Machine Tools swinging
Work.Also, trial cut program is run before per pass pivot angle program is processed, lathe essence can be reflected indirectly by trial cut aluminium block tooling result
Extent of deviation is spent, by modifying machine tool instructions, error compensation is carried out to lathe, improves the machining accuracy of gang tool.
According to one embodiment of present invention, aluminium block standard frock can be divided into several regions in the design phase, try every time
3 facets for only cutting XYZ axis are cut, trial cut efficiency and tooling utilization rate are improved.
To sum up, the method and tooling 100 of adjustment multi-axis NC Machine Tools accuracy error according to an embodiment of the present invention have
It has the advantage that
(1) tooling is simply easily made, is at low cost, and method is easily operated；
(2) illustrative backoff foundation is provided for gang tool accuracy error, such as reflects lathe essence indirectly by trial cut result
Deviation situation is spent, according to trial cut as a result, input deviation value completes error compensation in the relative coordinate at machine operation interface；
(3) the disposable passing rate of processing of multiaxis NC maching can be improved in the use of tooling, improves product quality；
(4) shorten the process-cycle of workpiece by reducing disqualification rate；
(5) rework rate can be reduced using aluminium block tooling, reduce the processing cost of gang tool, reduce production and processing at
This.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " illustrative examples ",
The description of " example ", " specific example " or " some examples " etc. means specific features described in conjunction with this embodiment or example, knot
Structure, material or feature are included at least one embodiment or example of the invention.In the present specification, to above-mentioned term
Schematic representation may not refer to the same embodiment or example.Moreover, specific features, structure, material or the spy of description
Point can be combined in any suitable manner in any one or more of the embodiments or examples.
Although an embodiment of the present invention has been shown and described, it will be understood by those skilled in the art that: not
A variety of change, modification, replacement and modification can be carried out to these embodiments in the case where being detached from the principle of the present invention and objective, this
The range of invention is defined by the claims and their equivalents.
Claims (10)
1. a kind of method for adjusting multi-axis NC Machine Tools accuracy error, which comprises the following steps:
S1, the size that test tool is determined according to the workpiece to be machined and trial cut demand of multi-axis NC Machine Tools；
S2, the test tool is mounted on the station to be processed of the multi-axis NC Machine Tools；
The trial cut program of S3, the establishment multi-axis NC Machine Tools, and the test tool is tried according to the trial cut program
It cuts, obtains trial cut tooling；
S4, the accuracy error that the multi-axis NC Machine Tools are determined according to the trial cut tooling, and adjusted according to the accuracy error
The control program of the multi-axis NC Machine Tools.
2. the method according to claim 1, wherein the test tool is aluminium block.
3. the method according to claim 1, wherein in step s3, being walked with three-dimensional drawing software according to trial cut
Knife face product divides equally the test tool, works out the trial cut program with programming software.
4. according to the method described in claim 3, it is characterized in that, in step s3, after the programming software record swinging
Coordinate system, the trial cut program is worked out under the coordinate system.
5. the method according to claim 1, wherein in step s3, the test tool is in each cutting
Only cut one of plane.
6. the method according to claim 1, wherein in step s 4, passing through Z axis, X-axis, the trial cut program of Y-axis
Determine accuracy error, the input deviation value in the relative coordinate at machine operation interface realizes the amendment of XYZ axis accuracy error.
7. the method according to claim 1, wherein the size of the test tool and the workpiece to be machined
It can placement location and the matching of pivot angle trial cut demand number.
8. the method according to claim 1, wherein the benchmark of the test tool and the workpiece to be machined
Benchmark is consistent.
9. a kind of tooling for adjusting multi-axis NC Machine Tools accuracy error, can be used in multi-axis NC Machine Tools to adjust the multiaxis number
Control the accuracy error of lathe, which is characterized in that the tooling includes:
Pedestal, the pedestal is formed as cuboid and the orthographic projection of the pedestal in the horizontal plane is square, the pedestal
Height is less than the length and width of the pedestal, and the pedestal can be mounted on the station to be processed of the multi-axis NC Machine Tools
On；
Ontology, the ontology are located on the upper surface of the pedestal, and the ontology is formed as square, and the ontology is at the bottom
The center of orthographic projection on seat is identical as the center of the upper surface of the pedestal, and the side length of the ontology is less than the upper of the pedestal
The side length on surface, the ontology can be cut by the multi-axis NC Machine Tools with the precision of the determination multi-axis NC Machine Tools
Deviation.
10. the tooling of adjustment multi-axis NC Machine Tools accuracy error according to claim 9, which is characterized in that the tooling
The aluminium block being integrally formed.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811134874 | 2018-09-28 | ||
| CN2018111348740 | 2018-09-28 |
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| CN110103075A true CN110103075A (en) | 2019-08-09 |
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| CN201910482005.5A Pending CN110103075A (en) | 2018-09-28 | 2019-06-04 | Adjust the method and its tooling of multi-axis NC Machine Tools accuracy error |
| CN201920833660.6U Active CN210413777U (en) | 2018-09-28 | 2019-06-04 | Tool for adjusting precision deviation of multi-axis numerical control machine tool |
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Cited By (4)
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| CN111408736A (en) * | 2020-04-30 | 2020-07-14 | 常州星宇车灯股份有限公司 | Swing angle processing method and device |
| CN114012506A (en) * | 2021-12-01 | 2022-02-08 | 山西柴油机工业有限责任公司 | Machining precision guaranteeing method for large complex box body |
| CN114063559A (en) * | 2021-10-18 | 2022-02-18 | 富曜半导体(昆山)有限公司 | Precision verification method for five-axis numerical control machine tool |
| CN115415847A (en) * | 2022-08-17 | 2022-12-02 | 中山市庆丰五金机械有限公司 | Processing method of golf club head pipe handle |
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| CN110103075A (en) * | 2018-09-28 | 2019-08-09 | 常州星宇车灯股份有限公司 | Adjust the method and its tooling of multi-axis NC Machine Tools accuracy error |
| CN114749993A (en) * | 2022-03-09 | 2022-07-15 | 常州星宇车灯股份有限公司 | Method for controlling five-axis swing angle error in five-axis machining |
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| CN115415847A (en) * | 2022-08-17 | 2022-12-02 | 中山市庆丰五金机械有限公司 | Processing method of golf club head pipe handle |
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| CN210413777U (en) | 2020-04-28 |
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