CN110561190A - Space circular track testing method for five-axis linkage motion precision of continuous five-axis numerical control machine tool - Google Patents
Space circular track testing method for five-axis linkage motion precision of continuous five-axis numerical control machine tool Download PDFInfo
- Publication number
- CN110561190A CN110561190A CN201910858134.XA CN201910858134A CN110561190A CN 110561190 A CN110561190 A CN 110561190A CN 201910858134 A CN201910858134 A CN 201910858134A CN 110561190 A CN110561190 A CN 110561190A
- Authority
- CN
- China
- Prior art keywords
- axis
- numerical control
- machine tool
- control machine
- continuous
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- 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
Abstract
the invention relates to a space circular track testing method for five-axis linkage motion precision of a continuous five-axis numerical control machine tool, which comprises the following steps of: 1) obtaining a spatial circular motion track: drawing an arc line above a horizontal plane by taking the origin of a coordinate system as the center of a circle and taking 30-60% of the minimum stroke of the linear motion of the X, Y, Z axis as the diameter, wherein the arc line is a space circular motion track; 2) programming a continuous five-axis numerical control machine tool according to the spatial circular motion track as a reference target curve to realize that a main shaft and a rotary table synchronously run according to a circular arc track; 3) debugging the five-axis numerical control machine tool to run according to a set track; 4) a ball rod instrument is arranged between the main shaft and the workbench, and the ball rod instrument can be used for visually measuring the movement precision of the five-shaft linkage of the five-shaft numerical control machine tool. The method can be used for respectively detecting the five-axis linkage motion deviation of the continuous five-axis numerical control machine tool in the X, Y, Z axis direction, and can be used for scientifically, reasonably and clearly judging the five-axis linkage performance of the continuous five-axis numerical control machine tool.
Description
Technical Field
the invention relates to a space circular track testing method for five-axis linkage motion precision of a continuous five-axis numerical control machine tool, belonging to the technology of machine tool comprehensive precision detection.
Background
at present, in the field of domestic detection of a continuous five-axis numerical control machine tool (including a true five-axis and a false five-axis), a performance test method suitable for all forms of continuous five-axis numerical control machine tools does not exist, so that the detection value of the five-axis linkage precision of the continuous five-axis numerical control machine tool is often not standard, not uniform and cannot faithfully reflect the five-axis linkage performance of the numerical control machine tool.
Disclosure of Invention
The invention aims to solve the technical problem of providing a space circular track test method for five-axis linkage motion precision of a continuous five-axis numerical control machine, which can respectively detect five-axis linkage motion deviation of the continuous five-axis numerical control machine in the direction of X, Y, Z axes and can scientifically, reasonably and clearly judge five-axis linkage performance of the continuous five-axis numerical control machine.
in order to solve the above problems, the specific technical scheme of the invention is as follows: a method for testing five-axis linkage motion precision space circular track of a continuous five-axis numerical control machine tool comprises the following steps:
1) obtaining a spatial circular motion track: setting a reference surface, wherein included angles between the reference surface and the X-O-Z plane and the X-O-Y plane are both 45 degrees, and the reference surface is superposed with the Y axis; drawing an arc line above a horizontal plane by taking the origin of a coordinate system as the center of a circle and taking 30-60% of the minimum stroke of the linear motion of the X, Y, Z axis as the diameter, wherein the arc line is a space circular motion track;
2) Programming a continuous five-axis numerical control machine tool according to the spatial circular motion track as a reference target curve to realize that a main shaft and a rotary table synchronously run according to a circular arc track;
3) Debugging a five-axis numerical control machine tool to run according to a set track, wherein the five-axis numerical control machine tool runs clockwise and anticlockwise, and a starting point and an ending point of the motion are arranged at the head and tail end points of an arc;
4) And a ball rod instrument is arranged between the main shaft and the workbench, and the program is started again, so that the ball rod instrument can visually measure the motion precision of the five-axis linkage of the five-axis numerical control machine tool.
The method for testing the space circular track of the five-axis linkage motion precision of the continuous five-axis numerical control machine tool comprises the step 2), after the main shaft of the continuous five-axis numerical control machine tool is programmed, X, Y, Z axis data can be respectively deviated by a certain length L according to the axis direction, and the distance of the L is the length of a ball arm instrument.
The space circular track testing method for the five-axis linkage motion precision of the continuous five-axis numerical control machine tool adopts a space circular motion precision detection method, is simple in description, clear and easy to understand, mainly aims at the linkage motion track precision of five linkage shafts of the continuous five-axis numerical control machine tool, and is strong in adaptability and strong in operability when the linkage motion performance of the continuous five-axis numerical control machine tool is evaluated.
Drawings
fig. 1 is a schematic diagram of a spatial circular trajectory according to the present invention.
Detailed Description
as shown in fig. 1, a method for testing a five-axis linkage motion precision space circular track of a continuous five-axis numerical control machine tool comprises the following steps:
1) Obtaining a spatial circular motion track: setting a reference surface, wherein included angles between the reference surface and the X-O-Z plane and the X-O-Y plane are both 45 degrees, and the reference surface is superposed with the Y axis; drawing an arc line above a horizontal plane by taking the origin of a coordinate system as the center of a circle and taking 30% -60% of the minimum stroke of the linear motion of the X, Y, Z axis as the diameter, wherein the arc line is a space circular motion trajectory DEF by adopting 40% of the minimum stroke in the embodiment; the existing continuous five-axis numerical control machine tool can complete the spatial circular motion trail within the X, Y, Z, A, C (or B) linkage shaft operation range allowed by the existing continuous five-axis numerical control machine tool;
2) programming a continuous five-axis numerical control machine tool according to the spatial circular motion track as a reference target curve to realize that a main shaft and a rotary table synchronously run according to a circular arc track; in order to install the ball rod instrument for precision measurement, after the main shaft of the continuous five-axis numerical control machine tool is programmed, X, Y, Z axis data can be respectively deviated by a certain length L according to the axis direction, and the distance of L is the length of the ball rod instrument;
3) debugging a five-axis numerical control machine tool to run according to a set track, wherein the five-axis numerical control machine tool runs clockwise and anticlockwise, and a starting point and an ending point of the motion are arranged at the head and tail end points of an arc;
4) and a ball rod instrument is arranged between the main shaft and the workbench, and the program is started again, so that the ball rod instrument can visually measure the motion precision of the five-axis linkage of the five-axis numerical control machine tool. The maximum value of the data obtained in each direction reflects the five-axis linkage motion performance of the machine tool. The linkage precision can also be expressed by using a sigma value obtained by a multiple statistical average algorithm.
Compiling a five-axis linkage program according to the motion trail DEF shown in the figure 1, so that the circular trail of X, Y, Z axis (cutter) operation on the continuous five-axis numerical control machine tool is completely coincided with the circular trail of A, C/B axis (workpiece) linkage operation; within 8 octaves, the motion trail DEF shown in FIG. 1 can be used as a test trail for detecting the performance of five-axis linkage of a continuous five-axis numerical control machine; a numerical control five-axis linkage program compiled by adopting the track of the method; including but not limited to, a test method of synchronously running the track to make the length measuring direction of the length measuring ball arm apparatus run parallel to XYZ axes respectively.
The method is suitable for numerical control machines which can realize continuous five-axis machining movement, such as vertical continuous five-axis numerical control machines, horizontal continuous five-axis numerical control machines, turning and milling composite continuous five-axis numerical control machines and the like.
Claims (2)
1. A method for testing the space circular track of five-axis linkage motion precision of a continuous five-axis numerical control machine tool is characterized by comprising the following steps of:
1) Obtaining a spatial circular motion track: setting a reference surface, wherein included angles between the reference surface and the X-O-Z plane and the X-O-Y plane are both 45 degrees, and the reference surface is superposed with the Y axis; drawing an arc line above a horizontal plane by taking the origin of a coordinate system as the center of a circle and taking 30-60% of the minimum stroke of the linear motion of the X, Y, Z axis as the diameter, wherein the arc line is a space circular motion track;
2) Programming a continuous five-axis numerical control machine tool according to the spatial circular motion track as a reference target curve to realize that a main shaft and a rotary table synchronously run according to a circular arc track;
3) debugging a five-axis numerical control machine tool to run according to a set track, wherein the five-axis numerical control machine tool runs clockwise and anticlockwise, and a starting point and an ending point of the motion are arranged at the head and tail end points of an arc;
4) and a ball rod instrument is arranged between the main shaft and the workbench, and the program is started again, so that the ball rod instrument can visually measure the motion precision of the five-axis linkage of the five-axis numerical control machine tool.
2. The method for testing the space circular track of the five-axis linkage motion precision of the continuous five-axis numerical control machine tool according to claim 1, is characterized in that: after the main shaft of the continuous five-axis numerical control machine tool in the step 2) is programmed, X, Y, Z axis data can be respectively deviated by a certain length L according to the axis direction, and the distance of L is the length of the ball arm instrument.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910858134.XA CN110561190B (en) | 2019-09-11 | 2019-09-11 | Space circular track testing method for five-axis linkage motion precision of continuous five-axis numerical control machine tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910858134.XA CN110561190B (en) | 2019-09-11 | 2019-09-11 | Space circular track testing method for five-axis linkage motion precision of continuous five-axis numerical control machine tool |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110561190A true CN110561190A (en) | 2019-12-13 |
| CN110561190B CN110561190B (en) | 2022-03-11 |
Family
ID=68779049
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910858134.XA Active CN110561190B (en) | 2019-09-11 | 2019-09-11 | Space circular track testing method for five-axis linkage motion precision of continuous five-axis numerical control machine tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110561190B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005081444A (en) * | 2003-09-04 | 2005-03-31 | Toshiba Mach Co Ltd | Device and method for measuring accuracy of driving device, program for measuring accuracy of driving device, recording medium recording the program, and method for calibrating driving device |
| CN101758418A (en) * | 2009-12-14 | 2010-06-30 | 济南二机床集团有限公司 | Method for adjusting machining precision of five-axis linkage planer type milling machine |
| CN102001021A (en) * | 2010-10-22 | 2011-04-06 | 西南交通大学 | Method for measuring geometric error parameter value of rotary oscillation axis of five-axis linkage numerical control machine tool |
| CN103878641A (en) * | 2014-03-14 | 2014-06-25 | 浙江大学 | Rotating shaft geometric error identification method commonly used for five-axis numerical control machine tool |
| CN104959872A (en) * | 2015-06-05 | 2015-10-07 | 电子科技大学 | Generation method of five-axis linkage motion track and accuracy test method based on track |
| CN106112693A (en) * | 2016-07-01 | 2016-11-16 | 上海拓璞数控科技有限公司 | A kind of five-axle number control machine tool translation shaft and rotary shaft synchronous error detection method |
| CN108340210A (en) * | 2018-05-09 | 2018-07-31 | 天津工业大学 | A kind of gang tool geometric error discrimination method measured based on ball bar |
-
2019
- 2019-09-11 CN CN201910858134.XA patent/CN110561190B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005081444A (en) * | 2003-09-04 | 2005-03-31 | Toshiba Mach Co Ltd | Device and method for measuring accuracy of driving device, program for measuring accuracy of driving device, recording medium recording the program, and method for calibrating driving device |
| CN101758418A (en) * | 2009-12-14 | 2010-06-30 | 济南二机床集团有限公司 | Method for adjusting machining precision of five-axis linkage planer type milling machine |
| CN102001021A (en) * | 2010-10-22 | 2011-04-06 | 西南交通大学 | Method for measuring geometric error parameter value of rotary oscillation axis of five-axis linkage numerical control machine tool |
| CN103878641A (en) * | 2014-03-14 | 2014-06-25 | 浙江大学 | Rotating shaft geometric error identification method commonly used for five-axis numerical control machine tool |
| CN104959872A (en) * | 2015-06-05 | 2015-10-07 | 电子科技大学 | Generation method of five-axis linkage motion track and accuracy test method based on track |
| CN106112693A (en) * | 2016-07-01 | 2016-11-16 | 上海拓璞数控科技有限公司 | A kind of five-axle number control machine tool translation shaft and rotary shaft synchronous error detection method |
| CN108340210A (en) * | 2018-05-09 | 2018-07-31 | 天津工业大学 | A kind of gang tool geometric error discrimination method measured based on ball bar |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110561190B (en) | 2022-03-11 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103273379B (en) | A kind of detection method of multi-shaft interlocked Double swing head CNC milling machine C axle linkage precision | |
| CN110076631B (en) | On-machine measuring method for wall thickness of complex thin-wall structure part | |
| US8061052B2 (en) | S-shape detection test piece and a detection method for detecting the precision of the numerical control milling machine | |
| CN204214423U (en) | A kind of sleeve part length self-operated measuring unit | |
| CN106500564B (en) | A kind of small segmental arc thin-walled sheet metal part detection method of major diameter | |
| CN104985332B (en) | Closed detection method of laser cutting machine | |
| CN104985482B (en) | A kind of Five-axis NC Machining Center On-machine Test complex profile method | |
| CN106767418B (en) | Large-scale revolving body shape scanning and measuring device and method | |
| CN108287522A (en) | It is a kind of based on multi-platform automation On-machine Test method | |
| CN101266479A (en) | Electrode intelligent detection system | |
| CN104959872A (en) | Generation method of five-axis linkage motion track and accuracy test method based on track | |
| CN108332642B (en) | Right-angle head precision detection method | |
| EP3280974B1 (en) | Probe data analysis for identifying a property of the scan path | |
| CN110561190B (en) | Space circular track testing method for five-axis linkage motion precision of continuous five-axis numerical control machine tool | |
| CN113778018B (en) | R-test-based five-axis machine tool shaft vector error measurement method | |
| CN109141329A (en) | A kind of ball screw On-line Measuring Method based on one-dimensional touch trigger probe | |
| CN106141810B (en) | The ensuring method of cylindrical workpiece embedded SMA actuators wall thickness under robot manipulation | |
| CN110977612B (en) | CNC (computer numerical control) machining online measurement error correction method and system | |
| CN202656009U (en) | Part processing accuracy online detection system facing numerically controlled lathe | |
| CN104985331B (en) | Optical axis calibration method for laser cutting equipment | |
| Xu et al. | Monitoring and source tracing of machining error based on built-in sensor signal | |
| CN108732992A (en) | A kind of detection method for digital controlled processing central machine tool rotary table error | |
| CN103659466B (en) | Trigger sensor axially triggers calibration method and the calibrating accessory of stroke | |
| CN220690067U (en) | On-line measuring device for outer diameter of numerical control cylindrical grinding machine | |
| CN113028937B (en) | Position degree detection method for multi-composite-angle hole |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |