CN116000391A - Electro-hydraulic beam processing electrode shadow calibration and adjustment device and method - Google Patents
Electro-hydraulic beam processing electrode shadow calibration and adjustment device and method Download PDFInfo
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- CN116000391A CN116000391A CN202310021826.5A CN202310021826A CN116000391A CN 116000391 A CN116000391 A CN 116000391A CN 202310021826 A CN202310021826 A CN 202310021826A CN 116000391 A CN116000391 A CN 116000391A
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Abstract
The invention relates to the technical field of electro-hydraulic beam machining, in particular to an electro-hydraulic beam machining electrode shadow calibration and adjustment device and method. The light source emitter is arranged on the workbench, the light source emitter irradiates along the horizontal direction of the workbench, the standard positioning device and the projection plate are sequentially arranged on the workbench along the irradiation direction of the light source emitter, and the electrode to be calibrated is arranged between the standard positioning device and the projection plate for calibration and adjustment. The method comprises the steps of irradiating an electrode to be calibrated and a standard positioning device through a light source emitter, enabling projection of a vertical electrode of the electrode to be calibrated and a positioning rod of the standard positioning device to appear on a projection plate, adjusting a tightening screw of the electrode to be calibrated, enabling projection of the vertical electrode of the electrode to be calibrated and the positioning rod of the standard positioning device to coincide, enabling the projection of the vertical electrode of the electrode to be calibrated and the positioning rod of the standard positioning device to be parallel from two directions, and therefore achieving perpendicularity calibration of the vertical electrode of the electrode to be calibrated.
Description
Technical Field
The invention relates to the technical field of electro-hydraulic beam machining, in particular to an electro-hydraulic beam machining electrode shadow calibration and adjustment device and method.
Background
The electro-hydraulic beam machining electrode is a cutter in the electro-hydraulic beam machining process of the turbine blade, and the verticality of the electro-hydraulic beam machining electrode directly influences the position accuracy of small hole machining because the machining feeding direction is vertical downward. Currently, the existing method for calibrating the perpendicularity of the counter electrode is visual comparison of human eyes. As shown in fig. 1 below, the perpendicularity of the electrodes was roughly calibrated by visually comparing the parallel relationship of the vertical electrode 1 and the standard square 2, and adjusting the degree of tightness of the electrode installation. The method has the great defects that firstly, the error of human eyes in the comparison and identification process is large, and secondly, the adjustment process is simple and rough, and the accurate adjustment cannot be realized. Thus, the method stays only in visual contrast, not speaking of the calibration of the perpendicularity of the electrodes.
Aiming at the problems of the method, the method for calibrating and adjusting the verticality of the electro-hydraulic beam machining electrode needs to be researched, so that the accurate adjustment of the electrode is realized, and the precision of the machining position of the small hole is ensured.
Disclosure of Invention
(1) Technical problem to be solved
The embodiment of the invention provides an electro-hydraulic beam machining electrode shadow calibration adjusting device and method, which solve the technical problem of difficult electro-hydraulic beam machining electrode perpendicularity calibration.
(2) Technical proposal
In a first aspect, an embodiment of the present invention provides an electro-hydraulic beam processing electrode shadow calibration adjustment device, including a light source emitter, a standard positioning device and a projection plate, where the light source emitter is disposed on a workbench, the light source emitter irradiates along a horizontal direction of the workbench, the standard positioning device and the projection plate are sequentially disposed on the workbench along an irradiation direction of the light source emitter, and an electrode to be calibrated is disposed between the standard positioning device and the light source emitter for calibration adjustment.
Furthermore, the standard positioning device is provided with a positioning rod which is parallel to the Z axis and provides a reference for the calibration adjustment of the electrode to be calibrated.
Further, the light source emitter comprises two groups, the two light source emitters irradiate along an X axis and a Y axis of the horizontal direction of the workbench respectively, the standard positioning device and the projection plate are sequentially arranged in the irradiation direction of the light source emitter, and the electrode to be calibrated is arranged at the joint of the X axis and the Y axis.
Further, the electrode to be calibrated comprises a vertical electrode, a base, rubber and a mounting seat, wherein the base is in flexible connection with the mounting seat through the rubber, one end of the rubber is embedded on the base, the other end of the rubber is embedded on the mounting seat, and the vertical electrode is arranged below the base.
Further, the base is rigidly connected with the mounting seat through tightening screws, wherein the tightening screws are respectively arranged in the front, back, left and right directions of the electrode to be calibrated, and the screwing direction of the tightening screws is inclined towards the center of the electrode to be calibrated.
Further, the positioning block is arranged on the workbench and corresponds to the positions of the standard positioning device and the electrode to be calibrated respectively, so as to be used for supporting the standard positioning device and the electrode to be calibrated.
In a second aspect, there is provided a method of adjusting shadow calibration of an electrohydraulic beam machining electrode, the method comprising the steps of:
s1, an electrode to be calibrated is arranged between a standard positioning device and a projection plate;
s2, turning on a light source emitter;
s3, irradiating the electrode to be calibrated and the standard positioning device through a light source emitter, so that the projection of the vertical electrode of the electrode to be calibrated and the positioning rod of the standard positioning device appears on a projection plate;
s4, adjusting a tightening screw of the electrode to be calibrated, so that the projection of the vertical electrode of the electrode to be calibrated and the projection of a positioning rod of the standard positioning device are overlapped;
s5, completing perpendicularity calibration of the electrode to be calibrated in the first direction of the vertical electrode.
Further, after the perpendicularity calibration of the vertical electrode of the electrode to be calibrated in the first direction is completed, the electrode to be calibrated is rotated by 90 degrees along the Z axis, and the steps S3-S4 are repeated, so that the perpendicularity calibration of the vertical electrode of the electrode to be calibrated in the second direction is completed.
Further, after the perpendicularity calibration of the vertical electrode of the electrode to be calibrated in the first direction is completed, the light source emitters are turned off, another group of light source emitters are turned on, and the steps S3-S4 are repeated, so that the perpendicularity calibration of the vertical electrode of the electrode to be calibrated in the second direction is completed.
(3) Advantageous effects
In summary, the invention irradiates the electrode to be calibrated and the standard positioning device through the light source emitter, so that the projection of the vertical electrode of the electrode to be calibrated and the positioning rod of the standard positioning device appears on the projection plate, then the tightening screw of the electrode to be calibrated is regulated, so that the projection of the vertical electrode of the electrode to be calibrated and the positioning rod of the standard positioning device are overlapped, and the vertical electrode of the electrode to be calibrated and the positioning rod of the standard positioning device are kept parallel from two directions, thereby completing the verticality calibration of the vertical electrode of the electrode to be calibrated, realizing the calibration and the accurate regulation of the verticality of the electro-hydraulic beam processing electrode, and ensuring the accuracy of the processing position of the small hole after the calibration of the electro-hydraulic beam processing electrode is installed on a machine tool.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the embodiments of the present invention will be briefly described below, and it is obvious that the drawings described below are only some embodiments of the present invention, and other drawings may be obtained according to these drawings without inventive effort to a person of ordinary skill in the art.
FIG. 1 is a schematic diagram of a visual comparison of a vertical electrode with a standard square.
FIG. 2 is a schematic diagram of an electro-hydraulic beam processing electrode shadow calibration adjusting device.
Fig. 3 is a schematic diagram of the structure of the electrode to be calibrated in fig. 2.
In the figure: 1. a vertical electrode; 2. standard square blocks; 3. a light source emitter; 4. a standard positioning device; 5. a projection plate; 6. an electrode to be calibrated; 40. a positioning rod; 60. a base; 61. rubber; 62. a mounting base; 63. tightening the screw; 7. and (5) positioning blocks.
Detailed Description
Embodiments of the present invention are described in further detail below with reference to the accompanying drawings and examples. The following detailed description of the embodiments and the accompanying drawings are provided to illustrate the principles of the invention and are not intended to limit the scope of the invention, i.e., the invention is not limited to the embodiments described, but covers any modifications, substitutions and improvements in parts, components and connections without departing from the spirit of the invention.
It should be noted that, in the case of no conflict, the embodiments and features in the embodiments may be combined with each other. The present application will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
Referring to fig. 2, an embodiment of the invention provides an electro-hydraulic beam processing electrode shadow calibration adjusting device, which comprises a light source emitter 3, a standard positioning device 4 and a projection plate 5, wherein the light source emitter 3 is arranged on a workbench, the light source emitter 3 irradiates along the horizontal direction of the workbench, the standard positioning device 4 and the projection plate 5 are sequentially arranged on the workbench along the irradiation direction of the light source emitter 3, and an electrode 6 to be calibrated is arranged between the standard positioning device 4 and the light source emitter 3 for calibration adjustment. Furthermore, the standard positioning device 4 is provided with a positioning rod 40, the positioning rod 40 is parallel to the Z axis, and is calibrated by precision in advance, and provides a reference for the calibration adjustment of the electrode 6 to be calibrated. When the light source emitter 3 is turned on, the projection of the vertical electrode 1 of the electrode 6 to be calibrated and the positioning rod 40 of the standard positioning device 4 will both appear on the projection plate 5, so as to compare the parallelism between the two.
In some embodiments, the light source emitters 3 include two groups, and the two light source emitters 3 respectively irradiate along an X axis and a Y axis of the horizontal direction of the workbench, the standard positioning device 4 and the projection plate 5 are sequentially arranged in the irradiation direction of the light source emitters 3, and the electrode 6 to be calibrated is arranged at the joint of the X axis and the Y axis. The positioning rod 40 of the standard positioning device 4 is kept parallel from two directions, so that the verticality calibration of the vertical electrode 1 of the electrode 6 to be calibrated is completed, the calibration and the accurate adjustment of the verticality of the electro-hydraulic beam machining electrode are realized, and the calibrated electro-hydraulic beam machining electrode is mounted on a machine tool to ensure the precision of the machining position of the small hole.
Referring to fig. 3, in some embodiments, the electrode to be calibrated 6 includes a vertical electrode 1, a base 60, a rubber 61, and a mounting seat 62, wherein the base 60 and the mounting seat 62 are flexibly connected through the rubber 61, one end of the rubber 61 is embedded on the base 60, the other end is embedded on the mounting seat 62, the vertical electrode 1 is disposed below the base 60, and the rubber 61 enables the base 60 to be flexibly connected with the mounting seat 62, so that subsequent correction is facilitated. Further, the base 60 is rigidly connected to the mounting base 62 by tightening screws 63, where the tightening screws 63 are respectively disposed in four directions of front, rear, left and right of the electrode 6 to be calibrated, and the screwing direction of the tightening screws 63 is inclined toward the center of the electrode 6 to be calibrated, and by adjusting the screwing amounts of the four sets of tightening screws 63, the inclination angle of the vertical electrode 1 can be changed, so that vertical adjustment is achieved.
In some embodiments, the positioning block 7 is further included, and the positioning block 7 is disposed on the workbench and corresponds to the positions of the standard positioning device 4 and the electrode 6 to be calibrated, so as to be used for supporting the standard positioning device 4 and the electrode 6 to be calibrated, prevent the vertical electrode 1 of the electrode 6 to be calibrated and the positioning rod 40 of the standard positioning device 4 from contacting the workbench, and realize quick positioning of the electrode 6 to be calibrated and the standard positioning device 4 on the workbench.
The electrode 6 to be calibrated and the standard positioning device 4 are irradiated through the light source emitter 3, so that the projection of the vertical electrode 1 of the electrode 6 to be calibrated and the positioning rod 40 of the standard positioning device 4 appears on the projection plate 5, the tightening screw 63 of the electrode 6 to be calibrated is regulated, the projection of the vertical electrode 1 of the electrode 6 to be calibrated and the projection of the positioning rod 40 of the standard positioning device 4 are overlapped, and the vertical electrode 1 of the electrode 6 to be calibrated and the positioning rod 40 of the standard positioning device 4 are kept parallel from two directions, thereby completing the verticality calibration of the vertical electrode 1 of the electrode 6 to be calibrated, realizing the calibration and the accurate regulation of the verticality of the electro-hydraulic beam machining electrode, and ensuring the precision of the small hole machining position by installing the calibrated electro-hydraulic beam machining electrode on a machine tool.
In a second aspect, there is provided a method of adjusting shadow calibration of an electrohydraulic beam machining electrode, the method comprising the steps of:
s1, an electrode 6 to be calibrated is arranged between a standard positioning device 4 and a projection plate 5;
s2, turning on a light source emitter 3;
s3, irradiating the electrode 6 to be calibrated and the standard positioning device 4 through the light source emitter 3, so that the projection of the vertical electrode 1 of the electrode 6 to be calibrated and the positioning rod 40 of the standard positioning device 4 appears on the projection plate 5;
s4, adjusting a tightening screw 63 of the electrode 6 to be calibrated, so that the projection of the vertical electrode 1 of the electrode 6 to be calibrated and the projection of the positioning rod 40 of the standard positioning device 4 are overlapped;
s5, the perpendicularity calibration of the vertical electrode 1 of the electrode 6 to be calibrated is completed.
In some embodiments, after the verticality calibration of the vertical electrode 1 of the electrode 6 to be calibrated is completed, the electrode 6 to be calibrated is rotated by 90 ° along the Z axis, and the steps S3 to S4 are repeated, so as to complete the verticality calibration of the vertical electrode 1 of the electrode 6 to be calibrated in the second direction. It is noted that the calibration procedure needs to ensure that the centre of rotation of the electrode 6 to be calibrated does not change.
In some embodiments, after the verticality calibration of the first direction of the vertical electrode 1 of the electrode 6 to be calibrated is completed, the light source emitter 3 is turned off, another group of light source emitters 3 is turned on, and the steps S3-S4 are repeated, so that the verticality calibration of the second direction of the vertical electrode 1 of the electrode 6 to be calibrated is completed, the calibration can be effectively performed, the electrode 6 to be calibrated does not need to be moved for a second time, and the adjustment precision is higher.
It should be understood that, in the present specification, each embodiment is described in an incremental manner, and the same or similar parts between the embodiments are all referred to each other, and each embodiment is mainly described in a different point from other embodiments. The invention is not limited to the specific steps and structures described above and shown in the drawings. Also, a detailed description of known method techniques is omitted here for the sake of brevity.
The foregoing is merely exemplary of the present application and is not limited thereto. Various modifications and alterations of this application will become apparent to those skilled in the art without departing from the scope of this invention. Any modifications, equivalent substitutions, improvements, etc. which are within the spirit and principles of the present application are intended to be included within the scope of the claims of the present application.
Claims (9)
1. The utility model provides an electrohydraulic beam processing electrode shadow calibration adjusting device, its characterized in that includes light source transmitter, standard positioner and projection board, light source transmitter sets up on the workstation, just light source transmitter is followed the horizontal direction of workstation shines, follow on the workstation light source transmitter's the irradiation direction has set gradually standard positioner with the projection board, waits to calibrate the electrode setting and be in standard positioner with calibrate between the light source transmitter and adjust.
2. The electro-hydraulic beam machining electrode shadow calibration regulating device according to claim 1, wherein a positioning rod is arranged on the standard positioning device, the positioning rod is parallel to a Z axis, and a reference is provided for the calibration regulation of the electrode to be calibrated.
3. The electro-hydraulic beam machining electrode shadow calibration regulating device according to claim 1, wherein the light source emitters comprise two groups, the two light source emitters irradiate along an X axis and a Y axis of the horizontal direction of the workbench respectively, the standard positioning device and the projection plate are sequentially arranged in the irradiation direction of the light source emitters, and the electrode to be calibrated is arranged at the joint of the X axis and the Y axis.
4. The electro-hydraulic beam machining electrode shadow calibration regulating device according to claim 1, wherein the electrode to be calibrated comprises a vertical electrode, a base, rubber and a mounting seat, the base is flexibly connected with the mounting seat through the rubber, one end of the rubber is embedded on the base, the other end of the rubber is embedded on the mounting seat, and the vertical electrode is arranged below the base.
5. The electro-hydraulic beam machining electrode shadow calibration regulating device according to claim 4, wherein the base is rigidly connected with the mounting base through tightening screws, wherein the tightening screws are respectively arranged in four directions of front, back, left and right of the electrode to be calibrated, and the screwing direction of the tightening screws is inclined towards the center of the electrode to be calibrated.
6. The device of claim 1, further comprising a positioning block disposed on the table and corresponding to the positions of the standard positioning device and the electrode to be calibrated, respectively, for supporting the standard positioning device and the electrode to be calibrated.
7. An electrohydraulic beam processing electrode shadow calibration and adjustment method, characterized by comprising the steps of:
s1, an electrode to be calibrated is arranged between a standard positioning device and a projection plate;
s2, turning on a light source emitter;
s3, irradiating the electrode to be calibrated and the standard positioning device through a light source emitter, so that the projection of the vertical electrode of the electrode to be calibrated and the positioning rod of the standard positioning device appears on a projection plate;
s4, adjusting a tightening screw of the electrode to be calibrated, so that the projection of the vertical electrode of the electrode to be calibrated and the projection of a positioning rod of the standard positioning device are overlapped;
s5, completing perpendicularity calibration of the electrode to be calibrated in the first direction of the vertical electrode.
8. The method according to claim 7, wherein after the perpendicularity calibration of the vertical electrode of the electrode to be calibrated in the first direction is completed, the electrode to be calibrated is rotated by 90 ° along the Z axis, and the steps S3 to S4 are repeated, so as to complete the perpendicularity calibration of the vertical electrode of the electrode to be calibrated in the second direction.
9. The method according to claim 7, wherein after the calibration of the perpendicularity of the vertical electrode of the electrode to be calibrated in the first direction is completed, the light source emitters are turned off, another group of light source emitters are turned on, and the steps S3 to S4 are repeated, so that the calibration of the perpendicularity of the vertical electrode of the electrode to be calibrated in the second direction is completed.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202310021826.5A CN116000391A (en) | 2023-01-07 | 2023-01-07 | Electro-hydraulic beam processing electrode shadow calibration and adjustment device and method |
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| CN202310021826.5A CN116000391A (en) | 2023-01-07 | 2023-01-07 | Electro-hydraulic beam processing electrode shadow calibration and adjustment device and method |
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