CN112935785A - Machining laser precision positioning method - Google Patents
Machining laser precision positioning method Download PDFInfo
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- CN112935785A CN112935785A CN202110256617.XA CN202110256617A CN112935785A CN 112935785 A CN112935785 A CN 112935785A CN 202110256617 A CN202110256617 A CN 202110256617A CN 112935785 A CN112935785 A CN 112935785A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/10—Aligning parts to be fitted together
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/10—Nuclear fusion reactors
Abstract
The application relates to a machining laser precision positioning method, which comprises the following steps: the method comprises the steps of installing a lower hemisphere provided with a light guide hole on a base, installing a laser tracker at the center of a sphere, installing an upper hemisphere on the lower hemisphere, building civil engineering around a spherical tank, enabling the laser tracker to be arranged in the light guide hole to determine the position of a transmitting end of a laser transmitter, embedding a positioning steel plate in the basic engineering, installing the laser transmitter on the positioning steel plate, enabling a laser beam transmitted by the laser transmitter to coincide with a laser beam transmitted by the laser tracker, taking out the laser tracker, installing a solid hydrogen target pellet, and completing installation of the whole device. This application has the effect that makes laser emitter location and make the laser beam assemble the centre of sphere of spherical tank of being convenient for.
Description
Technical Field
The application relates to the field of precision installation, in particular to a machining laser precision positioning method.
Background
Laser nuclear fusion is the process of irradiating multiple laser beams to a tiny hydrogen fuel to gather, so as to excite the fuel to generate nuclear fusion. The laser beams are applied to a solid hydrogen spherical target pellet, and the solid hydrogen spherical target pellet is converted into thermonuclear energy by the laser. This process is extremely short lasting only fifty-billionth of a second. Hydrogen target pellets, each of two millimeters in diameter, are worth around forty thousand dollars because they must be perfectly spherical to ensure that they collapse in the desired manner after being hit by a laser. A powerful laser beam generates an intense shock wave that will crush the target pellet at a rate of 100 million miles per hour, while generating high temperatures on the order of one hundred million degrees celsius. Under such extreme conditions, which originally can only occur inside the stars, hydrogen atoms will undergo fusion reactions to generate helium atoms, releasing a large amount of energy.
In the simulation laser nuclear fusion reaction, need establish a large-scale and inside hollow spherical tank, for the installation of spherical tank, with spherical tank equallyd divide into hemisphere and lower hemisphere, and set up the light guide hole on the spherical tank, install the centre of sphere position at the spherical tank with solid-state hydrogen target ball, be provided with a plurality of laser emitter in the periphery of spherical tank, because a laser generator is in several tons to tens tons of inequality, and the laser beam that laser emitter sent and the angle that laser emitter was formed can only carry out the micro-adjustment, so in the in-process of installation general will be provided with the civil engineering that is used for installing laser emitter outside the spherical tank, fix laser emitter the assigned position on the civil engineering, make the laser beam that laser emitter sent hit the centre of sphere through the light guide hole.
Aiming at the related technologies, the inventor thinks that because there is a strict requirement on the installation precision of the laser emitter, and the size and the weight of the spherical tank and the laser emitter are large, the angle between the laser beam emitted by the laser emitter and the laser emitter can be slightly adjusted, so that the emitting direction of the laser beam cannot be changed by adjusting the laser emitter, and in order to ensure that the laser beam can strike the spherical center, there is a strict requirement on the installation precision of the laser emitter, and the device has the defects that the laser emitter is difficult to be accurately positioned on civil engineering, so that the laser beam emitted by the laser emitter cannot be converged at the spherical center position of the spherical tank.
Disclosure of Invention
In order to facilitate the convergence of laser to the center of sphere, the application provides a laser generator accurately fixes a position.
The application provides a machining laser precision positioning method which adopts the following technical scheme.
A machining laser precision positioning method comprises the following steps:
s1, producing a standard spherical tank with a hollow interior, wherein the spherical tank comprises an upper hemisphere and a lower hemisphere which are symmetrically arranged, and the spherical tank is provided with a light guide hole;
s2, fixing a horizontally arranged base on a plane on which the spherical tank needs to be installed, and fixing a vertically arranged base on the upper surface of the base;
s3, mounting the lower hemisphere on the base, mounting the upper support in the lower hemisphere, mounting the laser tracker on the top point of the upper support, and enabling the emitting end of the laser tracker to be located at the center of a sphere;
s4, mounting the upper hemisphere on the lower hemisphere, and opening the laser tracker to enable the laser beam to be emitted from the light guide hole;
s5, positioning the emitting end of the laser emitter on the straight line where the laser beam emitted from the light guide hole by the laser tracker is positioned, and preliminarily determining the position of the laser emitter;
s6, building a civil engineering on a bottom plate outside the spherical tank, enabling laser beams on the laser tracker to strike the civil engineering, pre-burying a horizontally arranged positioning steel plate in the civil engineering, and enabling the laser beams emitted by the laser emitter to coincide with the laser beams emitted by the laser tracker, so as to determine the position of the laser emitter;
and S7, taking out the laser tracker, fixing the solid hydrogen target pellet at the center of the support rod, and fixing the upper hemisphere on the lower hemisphere.
By adopting the technical scheme, the lower hemisphere with the light guide hole is fixedly arranged on the base, the horizontal circle is horizontally arranged, the laser tracker is arranged at the sphere center of the spherical tank, the upper hemisphere is arranged on the lower hemisphere, the light guide hole is positioned on the corresponding vertical circle, laser beams on the laser tracker are emitted from different light guide holes, the laser beams are irradiated on the civil engineering on the outer side of the spherical tank, the position where the laser emitter needs to be arranged is preliminarily determined, the positioning plate is pre-embedded in the civil engineering in the process of building the civil engineering, when the laser emitter is arranged on the positioning steel plate, the emitting end of the laser emitter is positioned on the laser beams emitted by the laser tracker, the laser beams on the laser emitter are overlapped with the laser beams on the laser tracker, and the laser beams emitted by the laser emitter can be irradiated on the sphere center.
Optionally, in step S1, the light guide holes are located on a plurality of horizontal circles that are horizontally disposed and use the axis of the spherical tank in the vertical direction as an axis, the horizontal circles are equidistantly distributed in the vertical direction and the light guide holes on the same horizontal circle are equidistantly distributed, the light guide holes are located on a plurality of vertical circles that are vertically disposed and use the spherical center of the spherical tank as the center of circle, the vertical circles have the same diameter and intersect each other, and the included angles between two adjacent vertical circles are equal.
Through adopting above-mentioned technical scheme, the position relation of laser emitter on the civil engineering has been decided to the position of leaded light hole, and then has decided the position relation of the location steel sheet that is used for installing laser emitter on the civil engineering, and the civil engineering is at the in-process of construction, from supreme construction down, and the leaded light hole equidistance distributes and is distributed on vertical circle equidistance on the level circle, makes laser emitter fixed more even on the civil engineering, has increased overall structure's stability in a certain extent and has reduced the degree of difficulty of construction simultaneously.
Optionally, the civil engineering in step S6 is an arc wall having a common center with the spherical tank, the arc wall corresponds to the vertical circle one by one, the distance from the center to the inner wall of the corresponding arc wall is the inner diameter r1 of the arc wall, and a virtual circle parallel to the arc wall and centered on the center of the spherical tank is arranged in the arc wall, so that the radius of the virtual circle is r 2.
Through adopting above-mentioned technical scheme, in order to make laser emitter can follow the leaded light hole position that corresponds and shine the centre of sphere position, the cost of civil engineering has been practiced thrift to a certain extent to the setting of arc wall, the laser emitter of being convenient for simultaneously location on the civil engineering.
Optionally, a vertical plane passing through the arc wall and the sphere center is used as a reference plane, the sphere center is used as a coordinate origin O (0, 0), an included angle α between the laser tracker and a horizontal plane when the laser tracker is punched out from light guide holes on different horizontal circles is measured, and coordinates acting on a corresponding virtual circle are B (r 2cos α, r2sin α), namely coordinates required to be installed at the emitting end a of the laser emitter.
By adopting the technical scheme, since r2 is known, and the coordinates (r 2cos alpha and r2sin alpha) are known, in the process of building the civil engineering, the positioning steel plate is pre-embedded on the civil engineering, so that the coordinates of the transmitting end of the laser transmitter are superposed with the coordinates (r 2cos alpha and r2sin alpha).
Optionally, an included angle between a laser beam emitted by the laser emitter and the laser emitter is a fixed angle β, a vertical distance between a laser emitter emitting end a and the lower surface of the laser emitter bottom plate is S1, and the foot is a positioning point D of the laser emitter, when the laser beam emitted by the laser emitter coincides with the laser beam emitted by the laser tracker, a coordinate of the point D is G (S1 cos α + S1sin (β + α -90 °), and S1sin α -S1cos (β + α -90 °)), and the coordinate point G is located on the upper surface of the positioning steel plate in the process of installing the positioning steel plate.
By adopting the technical scheme, the positioning point D on the bottom plate is coincided with the coordinate G point in the installation process of the laser transmitter, the transmitting end of the laser transmitter is coincided with the coordinate axis (r 2cos alpha, r2sin alpha), and the laser beam on the laser transmitter is coincided with the laser beam on the laser tracker, so that the positioning plate can be embedded in civil engineering conveniently.
Optionally, in step S6, in the civil engineering process, the coordinates of the point G are located inside the positioning steel plate, the upper surface of the positioning steel plate is cut, the point G is located on the upper surface of the positioning steel plate, the point G is overlapped with the point D on the mounting surface, the laser emitter is mounted, and the point a and the point B are overlapped.
Through adopting above-mentioned technical scheme, the civil engineering can have certain error at the in-process of building, hardly makes the G point be located the surface of location steel sheet, for the installation of the convenience of location steel sheet, can make the G point coordinate be located the inside of location steel sheet, is making the G point expose location steel sheet upper surface, the laser emitter's of being convenient for installation through carrying out the smear metal to the location steel sheet.
Optionally, in the process of cutting the upper surface of the positioning steel plate, an inclined mounting surface is formed on the upper surface of the positioning steel plate, an included angle θ between the mounting surface and the horizontal plane is α + β -90 °, the point G is located on the mounting surface, the base plate of the laser emitter is abutted against the mounting surface, and the point G is overlapped with the point D on the mounting surface.
By adopting the technical scheme, the installation surface is arranged to enable the base plate of the laser emitter to be abutted against the installation surface, so that the laser emitter is convenient to install.
Optionally, a positioning hole and a threaded hole are formed in the mounting surface of the positioning steel plate in the direction perpendicular to the mounting surface, the central axis of the positioning hole is located at the point G, a positioning column inserted into the positioning hole is fixed to the lower end face of the laser emitter, the positioning column is inserted into the positioning hole, and the laser emitter is fixed to the positioning steel plate through a bolt.
Through adopting above-mentioned technical scheme, the setting of reference column and locating hole, the laser emitter of being convenient for is fixed a position on the location steel sheet, prevents that laser emitter from rocking because of appearing at the in-process of installation and leading to the laser beam can't hit the centre of sphere position.
In summary, the present application includes at least one of the following beneficial technical effects:
in the process of building and civil engineering, the positioning plate is fixed at a designated position in a corresponding coordinate system, a point G in the coordinate system is positioned in the positioning steel plate, in the process of installing the laser transmitter, the upper surface of the positioning steel plate is subjected to cutting treatment, the point G is exposed out of the upper surface of the positioning steel plate, a point D on the positioning bottom plate of the laser transmitter is coincided with a point G, and the transmitting end A of the laser transmitter is coincided with a point B, so that the installation of the laser transmitter is realized;
the angle between the laser beam and the laser emitter can only be slightly adjusted, the installation surface is arranged to enable the base plate of the laser emitter to be abutted against the installation surface, the overall structure is more stable, and meanwhile the laser beam can be smoothly shot onto the ball center.
Drawings
Fig. 1 is a schematic view of an installation structure of a laser transmitter according to an embodiment of the present application.
Fig. 2 is a schematic structural diagram for showing the installation position of the positioning steel plate in the arc-shaped wall according to the embodiment of the application.
Fig. 3 is a schematic structural diagram for showing the cutting amount of the positioning steel plate to determine the mounting surface inclination angle according to the embodiment of the present application.
FIG. 4 is a schematic structural diagram of a positioning steel plate according to an embodiment of the present application.
Description of reference numerals: 1. a spherical tank; 2. a light guide hole; 3. a base; 5. a base; 6. a support; 7. a laser tracker; 8. a laser transmitter; 9. a virtual circle; 10. an arc-shaped wall; 11. positioning a steel plate; 12. a mounting surface; 13. positioning holes; 14. a positioning column; 15. a threaded bore.
Detailed Description
The present application is described in further detail below with reference to figures 1-4.
The embodiment of the application discloses a machining laser precision positioning method. Referring to fig. 1-4, a machining laser precision positioning method includes the following steps:
s1, producing a standard spherical tank 1 with a hollow interior, wherein the spherical tank 1 is spherical and comprises an upper hemisphere and a lower hemisphere which are symmetrically arranged, a plurality of light guide holes 2 penetrating through the spherical tank 1 are radially formed in the spherical tank 1, the light guide holes 2 are positioned on a plurality of horizontal circles which are horizontally arranged and take the axis of the spherical tank 1 in the vertical direction as an axis, the horizontal circles are equidistantly distributed in the vertical direction, the included angles between two adjacent light guide holes 2 on the same horizontal circle and the connecting line of the centers of the spheres are equal, the light guide holes 2 are positioned on a plurality of vertical circles which are vertically arranged and take the center of the spherical tank 1 as the center of the circle, and the included angles between two adjacent vertical circles are equal;
s2, fixedly installing a horizontally arranged base 3 on a plane on which the spherical tank 1 needs to be installed, and fixing a vertically arranged base 5 on the upper surface of the base 3 through bolts;
s3, welding a vertically arranged base 3 at the bottom of a lower hemisphere, fixedly connecting the base 3 to a base 5 through bolts, when the base 3 is connected to the base 5, a horizontal circle is horizontally arranged, welding a vertically arranged support 6 in the lower hemisphere, connecting a laser tracker 7 at the upper end of the support 6, and positioning a laser emitting end of the laser tracker 7 at the center of a sphere;
s4, mounting the upper hemisphere on the lower hemisphere, and opening the laser tracker 7 to enable laser beams to be shot from the light guide holes 2 on different horizontal circles;
s5, enabling the emitting end of the laser emitter 8 to be located on the straight line where the laser beam emitted by the laser tracker 7 from the light guide hole 2 is located, preliminarily determining the preliminary position of the laser emitter 8, building civil engineering on the base 3 outside the spherical tank 1, enabling the civil engineering and the spherical center of the spherical tank 1 to be the arc-shaped wall 10 of the circle center, enabling the arc-shaped wall 10 to correspond to the vertical circles on the spherical tank 1 one by one, enabling the inner diameter of the arc-shaped wall 10 to be r1, arranging a virtual circle 9 concentric with the arc-shaped wall 10 inside the arc-shaped wall 10, enabling the virtual circle 9 to be parallel to the arc-shaped wall 10 and smaller than the arc-shaped wall 10 in diameter, and enabling the radius of the virtual circle 9 to be r 2;
s6, measuring the angle between the emitting end A of the laser emitter 8 and the emitted laser beam to be beta, measuring the vertical distance from the emitting end A of the laser emitter 8 to the lower surface of the bottom plate of the laser emitter 8 to be S1, and measuring the vertical distance from the emitting end A of the laser emitter 8 to the lower surface of the bottom plate of the laser emitter 8 to be a positioning point D of the laser emitter 8, wherein when the laser tracker 7 is shot from the light-guiding holes 2 on different horizontal circles, the included angle between the laser beam and the ground is alpha, and the included angle between the two adjacent light-guiding holes 2 on the same horizontal circle and a connecting line of the centers of spheres is constant, so that the positions of the light-guiding holes 2 on the same horizontal circle, which are shot on a virtual circle 9 and an arc wall 10 on the same horizontal circle, are uniformly distributed at equal intervals on;
s7, taking a vertical plane bisecting the arc wall 10 and passing through the center of sphere as a reference plane, establishing a coordinate system on the reference plane, taking the center of sphere of the spherical tank 1 as a coordinate origin (0, 0), and taking an intersection point coordinate point B (r 2cos α, r2sin α) between the laser beam emitted by the laser tracker 7 and the virtual circle 9, which is a positioning coordinate required by the emitting end a of the laser emitter 8;
s8, when the laser beam emitted by the laser emitter 8 is overlapped with the laser beam emitted by the laser tracker 7, namely the emitting end A of the laser emitter 8 is overlapped with the B, calculating the coordinates needed by the locating point D of the laser emitter 8 as G (S1 cos alpha + S1sin (beta + alpha-90 degrees), S1sin alpha-S1 cos (beta + alpha-90 degrees)), in the process of installing the locating steel plate, enabling the coordinate point G to be located inside the locating steel plate 11, and enabling the locating steel plate 11 to be uniformly distributed in the arc-shaped wall 10 on the horizontal height;
s9, when the point G is located inside the positioning steel plate 11, the upper surface of the positioning steel plate 11 needs to be cut, the point G is exposed out of the surface of the positioning steel plate 11, in the cutting process, an inclined mounting surface 12 is formed on the upper surface of the positioning steel plate 11, the included angle theta between the mounting surface 12 and the horizontal plane is alpha + beta-90 degrees, the point G is located on the mounting surface 12, the bottom plate 3 of the laser emitter 8 is located on the mounting surface 12, the point G is overlapped with the point D on the mounting surface 12, and the point A is overlapped with the point B at the moment, so that the primary positioning of the laser emitter 8 is realized;
s10, after the mounting surface 12 is formed, a positioning hole 13 and a threaded hole 15 are formed in the mounting surface 12 of the positioning steel plate 11 along the direction perpendicular to the mounting surface 12, the point G is located on the central axis of the positioning hole 13, a positioning column 14 inserted into the positioning hole 13 is integrally formed in the position of a positioning point D of the lower end surface of the laser emitter 8, the positioning column 14 is inserted into the positioning hole 13, the point D and the point G are overlapped, the point A and the point B are overlapped at the moment, the laser emitter 8 is fixed on the positioning steel plate 11 through a bolt, and therefore the laser emitter 8 is mounted;
s11, because the included angle between the laser emitter 8 and the laser beam can be adjusted slightly, when a small error occurs, the angle between the laser emitter 8 and the laser beam can be adjusted by the angle beta, so that the laser beam emitted by the laser emitter 8 is made to strike on the sphere center O of the spherical tank 1;
s12, opening the upper hemisphere, taking out the laser tracker 7, mounting the solid hydrogen target to the center of sphere, and mounting the upper hemisphere to the lower hemisphere, thereby achieving the mounting of the entire device.
The implementation principle of the machining laser precision positioning method in the embodiment of the application is as follows: the method comprises the steps of firstly measuring an included angle formed between a laser beam emitted by a laser tracker 7 and a horizontal plane when the laser beam is projected from different light guide holes 2, enabling the intersection point of the laser beam emitted by the laser tracker 7 and a virtual circle 9 to be B, namely, the installation coordinate of an emitting end A of a laser emitter 8, calculating the installation coordinate G of a locating point D of the laser emitter 8, embedding a locating steel plate 11 in the process of building an arc wall 10, enabling the coordinate of the G point to fall into the locating steel plate 11, enabling the G point to be exposed out of the surface of the locating steel plate 11 through a cutting-shaped installation surface 12, installing the laser emitter 8 on the installation surface 12, enabling the D point to be coincident with the G point, and accordingly installing the laser emitter 8.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. A machining laser precision positioning method is characterized by comprising the following steps:
s1, producing a standard spherical tank (1) with a hollow interior, wherein the spherical tank (1) comprises an upper hemisphere and a lower hemisphere which are symmetrically arranged, and a plurality of light guide holes (2) are formed in the spherical tank (1);
s2, fixing a horizontally arranged base (3) on a plane on which the spherical tank (1) needs to be installed, and fixing a vertically arranged base (5) on the upper surface of the base (3);
s3, mounting the lower hemisphere on the base (5), mounting a bracket (6) in the lower hemisphere, mounting a laser tracker (7) on the vertex of the bracket (6), and enabling the emitting end of the laser tracker (7) to be located at the center of a sphere;
s4, mounting the upper hemisphere on the lower hemisphere, opening the laser tracker (7) and enabling the laser beam to be emitted from the light guide hole (2);
s5, the emitting end of the laser emitter (8) is positioned on the straight line where the laser tracker (7) emits the laser beam from the light guide hole (2), and the position of the laser emitter (8) is preliminarily determined;
s6, building a civil structure on the bottom plate (3) outside the spherical tank (1), enabling laser beams on the laser tracker (7) to be irradiated on the civil structure, pre-embedding a positioning steel plate (11) which is horizontally arranged in the civil structure, and enabling the laser beams emitted by the laser emitter (8) to be overlapped with the laser beams emitted by the laser tracker (7), so as to determine the position of the laser emitter (7);
and S7, taking out the laser tracker (7), fixing the solid hydrogen target pellet at the center of the support rod, and fixing the upper hemisphere on the lower hemisphere.
2. The machining laser precision positioning method according to claim 1, characterized in that: in the step S1, the light guide holes (2) are located on a plurality of horizontally arranged horizontal circles which take the axis of the spherical tank (1) in the vertical direction as an axis, the horizontal circles are distributed equidistantly in the vertical direction and the light guide holes (2) on the same horizontal circle are distributed equidistantly, the light guide holes (2) are located on a plurality of vertically arranged vertical circles which take the spherical center of the spherical tank (1) as the center of circle, the vertical circles are identical in diameter and intersect, and the included angles between every two adjacent vertical circles are equal.
3. A machining laser precision positioning method according to claim 2, characterized in that: the civil engineering in the step S6 is an arc-shaped wall (10) having a common sphere center with the spherical tank (1), the arc-shaped wall (10) corresponds to the vertical circles one by one, the distance from the sphere center to the inner wall of the corresponding arc-shaped wall (10) is the inner diameter r1 of the arc-shaped wall (10), a virtual circle (9) which is parallel to the arc-shaped wall (10) and takes the sphere center of the spherical tank (1) as the center of a circle is arranged in the arc-shaped wall (10), and the radius of the virtual circle (9) is r 2.
4. A machining laser precision positioning method according to claim 3, characterized in that: the vertical plane passing through the corresponding arc-shaped wall (10) and the sphere center is used as a reference plane, the center of the spherical tank (1) is used as a coordinate origin O (0, 0), an included angle alpha between the laser tracker (7) and a horizontal plane when the laser tracker is punched out of the light guide holes (2) on different horizontal circles is measured, and coordinates acting on the corresponding virtual circle (9) are B (r 2cos alpha, r2sin alpha), namely coordinates required to be installed at the emitting end A of the laser emitter (8).
5. The machining laser precision positioning method according to claim 4, characterized in that: the included angle between a laser beam emitted by the laser emitter (8) and the laser emitter (8) is a fixed angle beta, the vertical distance between the emitting end A of the laser emitter (8) and the lower surface of the bottom plate of the laser emitter (8) is S1, the foot is a positioning point D of the laser emitter (8), when the laser beam emitted by the laser emitter (8) is superposed with the laser beam emitted by the laser tracker (7), the coordinates of the point D are G (S1 cos alpha + S1sin (beta + alpha-90 degrees), S1sin alpha-S1 cos (beta + alpha-90 degrees), and the coordinate point G is positioned on the upper surface of the positioning steel plate (11) in the process of installing the positioning steel plate (11).
6. The precision positioning method of machining laser according to claim 5, wherein: in the step S6, in the civil engineering process, the coordinates of the point G are positioned inside the positioning steel plate (11), the upper surface of the positioning steel plate (11) is cut, the point G is positioned on the upper surface of the positioning steel plate (11), the point G is overlapped with the point D on the mounting surface (12), the laser emitter (8) is mounted, and the point A is overlapped with the point B.
7. The precision positioning method of machining laser according to claim 6, wherein: in the process of cutting the upper surface of the positioning steel plate (11), an inclined mounting surface (12) is formed on the upper surface of the positioning steel plate (11), the included angle theta between the mounting surface (12) and the horizontal plane is alpha + beta-90 degrees, the G point is positioned on the mounting surface (12), the bottom plate of the laser emitter (8) is abutted against the mounting surface (12), and the G point is overlapped with the D point on the mounting surface (12).
8. The precision positioning method of machining laser according to claim 7, wherein: a positioning hole (13) and a threaded hole (15) are formed in the mounting surface (12) of the positioning steel plate (11) in the direction perpendicular to the mounting surface (12), the center shaft of the positioning hole (13) is located at a point G, a positioning column (14) inserted into the positioning hole (13) is fixed to the lower end face of the laser emitter (8), the positioning column (14) is inserted into the positioning hole (13), and the laser emitter (8) is fixed to the positioning steel plate (11) through a bolt.
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| CN114473476A (en) * | 2022-02-15 | 2022-05-13 | 深圳市智信精密仪器股份有限公司 | Screen assembling device |
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|---|---|---|---|---|
| CN114473476A (en) * | 2022-02-15 | 2022-05-13 | 深圳市智信精密仪器股份有限公司 | Screen assembling device |
| CN114473476B (en) * | 2022-02-15 | 2024-02-23 | 深圳市智信精密仪器股份有限公司 | Screen assembling device |
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| CN112935785B (en) | 2022-06-03 |
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Denomination of invention: A Laser Precision Positioning Method for Machining Effective date of registration: 20230217 Granted publication date: 20220603 Pledgee: Industrial and Commercial Bank of China Limited Chun'an sub branch Pledgor: HANGZHOU YINGMING DEEP COLD VACUUM ENGINEERING Co.,Ltd. Registration number: Y2023980032900 |