CN107300366B - Centering detection device for hole - Google Patents
Centering detection device for hole Download PDFInfo
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- CN107300366B CN107300366B CN201710741495.7A CN201710741495A CN107300366B CN 107300366 B CN107300366 B CN 107300366B CN 201710741495 A CN201710741495 A CN 201710741495A CN 107300366 B CN107300366 B CN 107300366B
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- hole
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- sleeve
- centering detection
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/26—Measuring arrangements characterised by the use of optical techniques for measuring angles or tapers; for testing the alignment of axes
- G01B11/27—Measuring arrangements characterised by the use of optical techniques for measuring angles or tapers; for testing the alignment of axes for testing the alignment of axes
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/24—Measuring arrangements characterised by the use of mechanical techniques for measuring angles or tapers; for testing the alignment of axes
- G01B5/25—Measuring arrangements characterised by the use of mechanical techniques for measuring angles or tapers; for testing the alignment of axes for testing the alignment of axes
- G01B5/252—Measuring arrangements characterised by the use of mechanical techniques for measuring angles or tapers; for testing the alignment of axes for testing the alignment of axes for measuring eccentricity, i.e. lateral shift between two parallel axes
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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
- Y02E30/30—Nuclear fission reactors
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Machine Tool Sensing Apparatuses (AREA)
- Length Measuring Devices By Optical Means (AREA)
Abstract
The invention provides a centering detection device for holes, which is suitable for centering installation application scenes of single-hole or focusing hole systems, in particular to application scenes in which the adjustment reference of each hole axis of a hole system cannot be completely established due to mutual interference of the installation of a plurality of laser theodolites under the condition that the hole system contains more holes in places with limited adjustment space. The centering detection device for the hole comprises a laser pen optical axis self-calibration structure and a centering detection positioning structure. The laser pen optical axis self-calibration structure realizes coaxiality calibration of an optical axis and a device centering detection positioning reference, and the centering detection positioning structure realizes coaxiality positioning of a detection device and a hole needing centering detection. The centering detection device for holes with different specifications and the same number is provided, so that the problem that the debugging reference of each hole shaft cannot be completely established due to the mutual interference of the installation of the laser theodolites with more factors under the conditions of limited debugging space and more holes can be solved, meanwhile, the coincidence ratio of all hole shafts and optical axes is detected on line in the equipment of a space focusing hole system, the installation and debugging difficulty is reduced, and the installation and debugging efficiency is improved.
Description
Technical Field
The invention belongs to the technical field of detection tools, and particularly relates to a hole centering detection device.
Background
At present, when the field installation and debugging of equipment containing a single hole or a space focusing hole system are performed, an optical axis is usually established by adopting a single laser theodolite or a plurality of laser theodolites which are independent of the equipment, then the position of the equipment containing the space focusing hole system is adjusted in a three-dimensional mode to fit the coincidence degree of each hole axis and the optical axis, and when the coincidence degree reaches the installation precision, the installation and the positioning of the equipment are completed. However, when the method is used in places with limited debugging space or under the condition of more holes, the problem that the laser theodolites with more quantity cannot be installed and the debugging reference of each hole axis of the hole system cannot be completely established can occur, measures for reducing the laser theodolites are generally adopted to adapt to the field installation conditions, the measures can bring the problem that the focusing precision of each hole axis cannot be completely detected on line in the debugging installation process, the focusing precision of the hole axis with no optical axis is required to be checked off line after the device is installed, so that the equipment installation and debugging difficulty is increased and the efficiency is low.
Disclosure of Invention
In order to completely establish the debugging reference of each hole axis of the equipment containing the space focusing hole system and completely detect the focusing precision of each hole axis on line in the debugging and installation process, the invention provides a centering detection device for holes. The centering detection device for the hole comprises a laser pen optical axis self-calibration structure and a centering detection positioning structure. The laser pen optical axis self-calibration structure realizes coaxiality calibration of an optical axis and a device centering detection positioning reference, and the centering detection positioning structure realizes coaxiality positioning of a detection device and a hole needing centering detection. The centering detection device for holes with different specifications and the same number is provided, so that the problem that the debugging reference of each hole shaft cannot be completely established due to the mutual interference of the installation of the laser theodolites with more factors under the conditions of limited debugging space and more holes can be solved, meanwhile, the coincidence ratio of all hole shafts and optical axes is detected on line in the equipment of a space focusing hole system, the installation and debugging difficulty is reduced, and the installation and debugging efficiency is improved.
The invention relates to a detection device for centering holes, which is characterized by comprising a pressing plate, a compression nut, a protective sleeve, an adjusting screw, a locking nut, a handle, a V-shaped center rod, a positioning sleeve, a connecting screw, a wedge-shaped positioning block, a T-shaped limiting screw seat, a piston type positioning column, a bearing, a sleeve, a fixing nut, a gasket, a reference hole, a ball head pipe sleeve and a laser pen. The laser pen is fixed with the ball socket through the compression nut and the pressing plate. The ball head pipe sleeve is connected with the V-shaped center rod through an adjusting screw and a locking nut. The V-shaped center rod is connected with the positioning sleeve through the thread pair and is connected with the piston type positioning column through the bearing, the sleeve, the fixing nut and the gasket. The wedge-shaped positioning block is connected with the piston type positioning column through a connecting screw and a T-shaped limiting screw seat. The handles are connected through screw holes on the V-shaped center rod. The protective sleeve is connected through threads of the V-shaped center rod.
The ball head pipe sleeve, the adjusting screw, the locking nut and the V-shaped center rod are combined into a structure for calibrating coaxiality of the optical axis and the wedge-shaped positioning block.
The piston type positioning column comprises a positioning structure in sliding fit with the wedge-shaped positioning block and the T-shaped slot wedge-shaped positioning block.
The working process of the invention is as follows: clamping the outer circle of the positioning sleeve in the centering detection device for the hole on the rotating chuck with the straightness of the rotating shaft smaller than 0.05mm, and mounting a dial indicator on the outer circle, and gradually rotating the positioning sleeve of the centering detection device for the clamped hole by the rotating chuck to align, so that the coaxiality of the positioning sleeve and the rotating shaft of the chuck is guaranteed to be smaller than phi 0.05 mm. And opening the laser pen, gradually rotating the chuck, and simultaneously adjusting three adjusting screws in the device to ensure that the emission optical axis of the laser pen is within the target precision range, and ensuring that the coaxiality of the emission optical axis of the laser pen and the positioning sleeve is less than phi 0.05mmm. The positioning sleeve section of the detection device is inserted into the hole, the handle of the V-shaped central rod is rotated to enable the piston type positioning column to move backwards in the positioning sleeve, the wedge-shaped positioning block extends outwards to compensate the gap between the wedge-shaped positioning block and the inner wall of the hole, and the centering detection device for guaranteeing the coaxiality of the optical axis and the hole shaft and rapidly positioning the mounting hole is achieved.
Drawings
FIG. 1 is a cross-sectional view of a centering detection device for holes of the present invention;
in the figure, the device comprises a pressing plate 1, a compression nut 3, a protective sleeve 4, an adjusting screw 5, a locking nut 6, a handle 7.V type center rod 8, a positioning sleeve 9, a connecting screw 10, a wedge-shaped positioning block 11, a T-shaped limiting screw seat 12, a piston type positioning column 13, a bearing 14, a sleeve 15, a fixing nut 16, a washer 17, a reference hole 18, a ball head sleeve 19 and a laser pen.
Detailed Description
The invention will be further described with reference to the accompanying drawings and specific examples
FIG. 1 is a cross-sectional view of a centering and detecting device for holes according to the present invention, wherein in FIG. 1, the device for centering and detecting holes according to the present invention is characterized in that the device comprises a pressing plate 1, a compression nut 2, a protective sleeve 3, an adjusting screw 4, a lock nut 5, a handle 6, a V-shaped center rod 7, a positioning sleeve 8, a connecting screw 9, a wedge-shaped positioning block 10, a T-shaped limit screw seat 11, a piston-type positioning column 12, a bearing 13, a sleeve 14, a fixing nut 15, a washer 16, a reference hole 17, a ball socket 18, and a laser pen 19; the connection relation is that the laser pen 19 is fixed with the ball socket 18 through the compression nut 2 and the pressing plate 1; the ball socket 18 is connected 7 with the V-shaped central rod through the adjusting screw 4 and the locking nut 5. The V-shaped center rod 7 is connected with the positioning sleeve 19 through a screw pair, and is connected with the piston type positioning column 12 through the bearing 13, the sleeve 14, the fixing nut 15 and the gasket 16; the wedge-shaped positioning block 10 is connected with the piston type positioning column 12 through the connecting screw 9 and the T-shaped limiting screw seat 11; the handle 6 is connected with the screw hole on the V-shaped central rod 7; the protective sleeve 3 is connected by threads of a V-shaped central rod 7.
The foregoing illustrates some of the principles of the centering detection device for holes of the present invention. The present disclosure is not intended to limit the centering detection device for holes of the present invention to the particular structure and application scope shown and described, and therefore all possible modifications and equivalents may be resorted to, falling within the scope of the invention as claimed.
Claims (1)
1. A centering detection device for holes, which is characterized in that: the device comprises a pressing plate (1), a compression nut (2), a protective sleeve (3), an adjusting screw (4), a locking nut (5), a handle (6), a V-shaped center rod (7), a positioning sleeve (8), a connecting screw (9), a wedge-shaped positioning block (10), a T-shaped limiting screw seat (11), a piston type positioning column (12), a bearing (13), a sleeve (14), a fixing nut (15), a gasket (16), a reference hole (17), a ball socket (18) and a laser pen (19); the connection relation is that the laser pen (19) is fixed with the ball socket (18) through the compression nut (2) and the pressing plate (1);
the ball head pipe sleeve (18) is connected with the V-shaped central rod (7) through the adjusting screw (4) and the locking nut (5); the V-shaped center rod (7) is connected with the positioning sleeve (8) through a thread pair, and is connected with the piston positioning column (12) through the bearing (13), the sleeve (14), the fixing nut (15) and the gasket (16); the wedge-shaped positioning block (10) is connected with the piston type positioning column (12) through the connecting screw (9) and the T-shaped limiting screw seat (11); the handle (6) is connected with the upper screw hole of the V-shaped central rod (7); the protective sleeve (3) is connected with the V-shaped central rod (7) through threads; the ball head pipe sleeve (18), the adjusting screw (4), the locking nut (5) and the V-shaped center rod (7) are combined into a structure for calibrating coaxiality of an optical axis and a wedge-shaped positioning block; the piston type positioning column (12) comprises a positioning structure in sliding fit with the wedge-shaped positioning block (10) and the T-shaped limiting screw seat (11); the coaxiality of the emission optical axis of the laser pen (19) and the positioning sleeve (8) is smaller than phi 0.05mmm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710741495.7A CN107300366B (en) | 2017-08-25 | 2017-08-25 | Centering detection device for hole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710741495.7A CN107300366B (en) | 2017-08-25 | 2017-08-25 | Centering detection device for hole |
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| Publication Number | Publication Date |
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| CN107300366A CN107300366A (en) | 2017-10-27 |
| CN107300366B true CN107300366B (en) | 2023-06-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710741495.7A Active CN107300366B (en) | 2017-08-25 | 2017-08-25 | Centering detection device for hole |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109163646B (en) * | 2018-11-22 | 2024-04-02 | 江苏徐工工程机械研究院有限公司 | Coaxiality detection device |
| CN110739195B (en) * | 2019-07-24 | 2021-01-15 | 中国科学院电子学研究所 | Cathode and focusing electrode coaxiality adjusting device, system and method of electron gun |
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| CN107300366A (en) | 2017-10-27 |
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