CN116625288A - Combined displacement sensor measuring device - Google Patents
Combined displacement sensor measuring device Download PDFInfo
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- CN116625288A CN116625288A CN202310376293.2A CN202310376293A CN116625288A CN 116625288 A CN116625288 A CN 116625288A CN 202310376293 A CN202310376293 A CN 202310376293A CN 116625288 A CN116625288 A CN 116625288A
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- guide rail
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- 238000006073 displacement reaction Methods 0.000 title claims abstract description 83
- 238000005259 measurement Methods 0.000 claims abstract description 14
- 230000000712 assembly Effects 0.000 claims abstract description 7
- 238000000429 assembly Methods 0.000 claims abstract description 7
- 238000005491 wire drawing Methods 0.000 claims abstract description 7
- 208000010727 head pressing Diseases 0.000 claims description 10
- 230000005540 biological transmission Effects 0.000 claims description 6
- 229910000831 Steel Inorganic materials 0.000 claims description 5
- 239000010959 steel Substances 0.000 claims description 5
- 238000003754 machining Methods 0.000 claims description 4
- 238000001514 detection method Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 239000004579 marble Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
Classifications
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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
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
- G01B21/02—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring length, width, or thickness
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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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- General Physics & Mathematics (AREA)
- Length Measuring Devices By Optical Means (AREA)
Abstract
The invention discloses a measuring device of a combined displacement sensor, and belongs to the field of geometric quantities. The invention comprises the following steps: the device comprises a horizontal adjustment column assembly, a horizontal splicing guide rail assembly, a displacement measurement assembly and an equipment clamping assembly; the horizontal adjusting column assemblies are arranged on the horizontal ground in a straight line, so that the bottom foundation support and leveling function are realized; the horizontal splicing guide rail assembly is arranged on the horizontal adjusting column assembly, and accurate displacement along the horizontal direction is realized through guiding of the splicing guide rail and driving of a motor; the displacement measuring assembly is arranged on the top of the interferometer mounting plate and the sliding table, and the interferometer light path measurement is realized through interferometer ranging light paths and one-dimensional displacement adjustment; the equipment clamping assembly is arranged on the one-dimensional displacement table, the cross beam and the one-dimensional lifting table, so that the sensor wire drawing direction is parallel to the splicing guide rail. The invention has compact structure, adjustable running stroke, convenient disassembly and assembly, can splice and prolong, is convenient for overall disassembly and assembly, and solves the problem of daily detection and calibration of the stay wire displacement sensor.
Description
Technical Field
The invention relates to a measuring device of a combined displacement sensor, belonging to the field of geometric quantity.
Background
With the vigorous development of national industrialization, the demands of industrial production are increasing, and the linear displacement sensor is increasingly wide in the engineering field: for example, a linear displacement sensor of a hydraulic cylinder system converts displacement into pulse output with corresponding precision, completes conversion from the displacement to digital quantity, realizes measurement of displacement, and is mostly used for various industrial scenes needing to detect linear displacement, speed and direction.
The displacement sensor measuring device that is commonly used at present mainly includes: the method for combining the horizontal metal guide rail with the movable sliding table comprises the following steps: the method has the advantages that a steel frame or a section bar is adopted to build a large horizontal foundation, a finish machining mounting platform is mounted on the top surface and leveling is realized, a motor is matched to realize horizontal running of a sliding table through belt transmission or other driving modes, and a grating or a magnetic grating ruler is matched to realize accurate measurement of the length; secondly, the method for realizing calibration by building the marble air-float guide rail workbench structure comprises the following steps: the one-dimensional displacement driving of the workbench is realized through friction transmission between the friction wheel edge and the guide rail or the special friction joint surface, and the air floatation sliding guide is adopted between the displacement workbench and the marble guide rail.
Disclosure of Invention
The invention aims to provide a combined displacement sensor measuring device, which adopts a high-precision interferometer as a measuring standard and adopts a mechanical positioning method to realize quick adjustment of various linear displacement sensors, in particular to stay wire sensors; the spliced horizontal guide rail system is adopted to realize the horizontal movement of the movable sliding table, so that the disassembly and assembly adjustment and the splicing leveling of the multi-section guide rail can be freely realized, and the measuring range of the guide rail can be effectively adjusted; the one-dimensional adjusting device on the movable sliding table meets the requirement of precise one-dimensional adjustment.
The invention aims at realizing the following technical scheme:
the combined displacement sensor measuring device of the invention comprises: the device comprises a horizontal adjustment column assembly, a horizontal splicing guide rail assembly, a displacement measurement assembly and an equipment clamping assembly;
the leveling column assembly is a main support leveling unit of the device of the invention, comprising: the device comprises an upright post, a ball head pressing cover, a lower tightening nut, a lower supporting nail, a ball head rod, a fastening screw, a middle locking nut and an upper locking nut;
the ball head pressing cover, the lower fastening nut, the lower supporting nail, the ball head rod, the fastening screw, the middle locking nut and the upper locking nut form a leveling screw piece;
the horizontal splice rail assembly includes: the device comprises a cross beam, an interferometer mounting plate, a spliced rack, a spliced guide rail, a connecting pin plate, a sliding block, a sliding table, a motor connecting piece, a motor, a gear, a drag chain groove, a drag chain supporting plate, a transverse tightening bolt and a transverse tightening nut;
the displacement measurement assembly includes: interferometer, interference mirror, reflector and one-dimensional displacement table;
the device clamping assembly includes: the device comprises a support, locking nails, a guide block, an aiming block, a sensor clamping piece and a one-dimensional lifting platform;
the upright posts are the main structure of the horizontal adjustment assembly and are processed by adopting a steel structure, the bottoms of the upright posts are fixedly connected with the ground, and the number of the upright posts is one more than the number of the cross beams; 4 lower support nails are inserted into the mounting holes in the top of the upright post positioned in the middle, 2 lower support nails are inserted into the mounting holes in the upright post positioned at two ends, the lower parts of the lower support nails are fastened to the top of the upright post through the lower tightening female locks, and the upper parts of the lower support nails press the bottom ball heads of the ball head rods through the ball head pressing covers; the upper part of the ball head rod is inserted into the cross beam, the bottom surface of the cross beam is arranged in the middle through the middle locking nut and the upper locking nut, the gap between the cross beam and the upright post is adjusted by adjusting the upper and lower positions of the middle locking nut and the upper locking nut, and each section of cross beam realizes a leveling function through 4 leveling screw rod pieces;
the cross beams are the main body structures of the horizontal splicing guide rail assemblies, are arranged on the horizontal adjusting column assemblies, are supported by one horizontal adjusting column assembly in common between every two sections of cross beams, are supported by one horizontal adjusting column supporting assembly at the end parts, are positioned by the connecting pin plates, are connected and inserted into mounting holes of two adjacent cross beams by the transverse tightening bolts, and are fastened and arranged by the transverse tightening nuts; the splicing guide rail is arranged in the finish machining guide groove at the top of the cross beam, and the segmented interface of the splicing guide rail is staggered with the interface of the cross beam, so that the unsmooth operation caused by common interfaces is avoided; the splicing racks are arranged on the inner sides of the splicing guide rails, and the interfaces of the splicing racks are staggered with the interfaces of the splicing guide rails and the interfaces of the cross beams; the two splicing guide rails are provided with 4 sliding blocks for installing and fixing the sliding tables to move on the splicing guide rails; the motor connecting piece is arranged at the bottom of the inner side of the sliding table and used for installing and fixing the motor, an output shaft of the motor is fixedly provided with the gear, and the gear and the spliced rack realize meshed transmission; the drag chain is arranged at the position, close to the motor, inside the sliding table, the bottom of the drag chain is provided with the drag chain groove, and the drag chain is supported in a segmented mode through a plurality of drag chain supporting plates; the interferometer mounting plate is arranged on the top surface of the left end of the horizontal splicing guide rail assembly, and is provided with a plurality of interfaces for mounting a plurality of interferometers in different types;
the interferometer is arranged on the interferometer mounting plate, and the interferometer mirror corresponding to the interferometer is arranged on the right side of the interferometer mounting plate; the one-dimensional displacement table is arranged at the top of the sliding table and used for installing the reflecting mirror to realize precise displacement fine adjustment in one-dimensional direction, and after the supporting height of the one-dimensional displacement table is adjusted, the light path of the interferometer, the center of the interference mirror and the center of the reflecting mirror are ensured to be on the same horizontal line, so that light path unification is realized;
the support is arranged on the one-dimensional displacement table at the top of the sliding table, and precise one-dimensional displacement adjustment is realized by adjusting the one-dimensional displacement table; the guide block is arranged at the top of the support, the guide block is provided with a special groove for placing and installing the stay wire of the sensor to be tested, the locking nails are arranged at the top of the guide block, and the ends of the stay wires of the sensor to be tested with different specifications are fastened; the one-dimensional lifting table is arranged on a platform at the right end of the horizontal splicing guide rail assembly and is fixed with the top surface of the cross beam in a threaded connection mode, the sensor clamping piece is arranged at the top of the one-dimensional lifting table, the detected sensors with different specifications are clamped in a shape clamping mode, and the height is adjusted through the one-dimensional lifting table according to the different sizes of the different detected sensors, so that the stay wire height of the detected sensors is kept at a fixed height; the sighting block is arranged on the left side of the one-dimensional lifting platform, the sighting block is provided with a sighting slot, the sighting block and the guiding block slot are kept at the same height, after the wire drawing height of the sensor to be measured is visually aimed, the one-dimensional lifting platform is adjusted to be high, the sighting slot of the sighting block, the guiding block slot and the sensor to be measured are collinear, and the wire drawing direction of the sensor to be measured is antiparallel to the spliced guide rail.
The beneficial effects are that:
1. the combined displacement sensor measuring device adopts the stable steel structure upright post as the main support, and realizes the adjustment of the gap between the cross beam and the upright post by adjusting the upper and lower positions of the middle lock nut and the upper lock nut, thereby simply and quickly realizing the leveling work.
2. The horizontal splicing guide rail component of the combined type displacement sensor measuring device realizes positioning assembly through the connecting pin plate, is accurate and reliable in positioning, has low weight of single-section splicing guide rails, is convenient and quick to splice, is used for guiding the splicing guide rails and the splicing racks used for transmission to be arranged on the upper top surface of the cross beam, realizes splicing through a staggered interface, and can effectively ensure the installation precision and facilitate adjustment on the premise of saving the installation space.
3. The motor of the combined displacement sensor measuring device is arranged at the inner side of the sliding table close to the splicing guide rail, and the motor and the drag chain component are arranged on the same side, so that the structure is simple and compact, and the operation space is effectively increased.
4. The reflecting mirror in the displacement measuring assembly of the combined displacement sensor measuring device is arranged on the one-dimensional displacement table at the top of the sliding table, the pull wire end of the pull wire sensor is fast arranged and fastened through the guide block and the locking nail, and the one-dimensional displacement table is adjusted to realize the one-dimensional accurate displacement adjusting function.
5. The equipment clamping assembly of the combined displacement sensor measuring device is kept at the same height through the sighting block wire groove and the guide block wire groove, the alignment of the sighting block wire groove, the guide block wire groove and the guide block wire groove can be realized by adjusting the height of the one-dimensional lifting table, the wire pulling direction is parallel and consistent with the running direction of the guide rail, and the measuring precision is effectively ensured.
6. The interferometer mounting plate of the combined displacement sensor measuring device is provided with a plurality of different instrument interfaces, so that the mounting operation of different interferometers can be met.
7. The combined displacement sensor measuring device has compact and reliable structure, adjustable running stroke, convenient and fast assembly and disassembly of the measured piece, splicing extension and convenient overall assembly and disassembly, and effectively solves the problem of daily detection and calibration of the common stay wire displacement sensor.
Drawings
FIG. 1 is a schematic diagram of the main structure of a combined displacement sensor measuring device according to the present invention;
FIG. 2 is a schematic view of a leveling post assembly of a combined displacement sensor measurement device according to the present invention;
FIG. 3 is a schematic view of a horizontal splice rail assembly of a combined displacement sensor measurement device of the present invention;
FIG. 4 is a schematic diagram of a displacement measurement assembly of a combined displacement sensor measurement device of the present invention;
FIG. 5 is a schematic view of an equipment clamping assembly of the combined displacement sensor measurement device of the present invention;
FIG. 6 is a schematic diagram of the operation of the combined displacement sensor measuring device of the present invention;
the device comprises a 1-horizontal adjusting column component, a 2-horizontal splicing guide rail component, a 3-displacement measuring component, a 4-equipment clamping component, a 5-leveling screw rod, a 6-interferometer mounting plate, a 7-splicing rack, an 8-splicing guide rail, a 9-connecting pin plate, a 10-sliding block, an 11-sliding table, a 12-motor connecting piece, a 13-motor, a 14-gear, a 15-towing chain, a 16-towing chain groove, a 17-towing chain supporting plate, a 18-interferometer, a 19-interference mirror, a 20-reflecting mirror, a 21-one-dimensional displacement table, a 22-supporting seat, a 23-locking screw, a 24-guiding block, a 25-aiming block, a 26-sensor clamping piece, a 27-one-dimensional lifting table, a 28-ball head pressing cover, a 29-lower fastening nut, a 30-lower supporting screw, a 31-ball head rod, a 32-fastening screw, a 33-middle locking nut, a 34-upper locking nut, a 35-beam, a 36-transverse fastening bolt, a 37-transverse fastening nut and a 38-upright.
Detailed Description
For a better description of the objects and advantages of the present invention, the following description will be given with reference to the accompanying drawings and examples.
Example 1:
as shown in fig. 1, the combined displacement sensor measuring device of the embodiment includes: a horizontal adjusting column assembly 1, a horizontal splicing guide rail assembly 2, a displacement measuring assembly 3 and an equipment clamping assembly 4;
as shown in fig. 2, the leveling column assembly 1 is a main support leveling unit including: the upright post 38, the ball head pressing cover 28, the lower fastening nut 29, the lower supporting nail 30, the ball head rod 31, the fastening screw 32, the middle locking nut 33 and the upper locking nut 34 form a leveling screw piece 5, wherein the ball head pressing cover 28, the lower fastening nut 29, the lower supporting nail 30, the ball head rod 31, the fastening screw 32, the middle locking nut 33 and the upper locking nut 34;
as shown in fig. 3, the horizontal splice rail assembly 2 includes: the beam 35, the interferometer mounting plate 6, the splicing rack 7, the splicing guide rail 8, the connecting pin plate 9, the sliding block 10, the sliding table 11, the motor connecting piece 12, the motor 13, the gear 14, the drag chain 15, the drag chain groove 16, the drag chain supporting plate 17, the transverse tightening bolt 36 and the transverse tightening nut 37;
as shown in fig. 4, the displacement measurement assembly 3 includes: an interferometer 18, an interference mirror 19, a mirror 20, and a one-dimensional displacement stage 21;
as shown in fig. 5, the apparatus holding assembly 4 includes: the device comprises a support 22, a locking nail 23, a guide block 24, an aiming block 25, a sensor clamping piece 26 and a one-dimensional lifting table 27;
as shown in fig. 1, the upright posts 38 are main structures of the horizontal adjustment assembly 1, and are machined by adopting steel structures, the bottoms of the upright posts 38 are fixedly connected with the ground, in the embodiment, the number of the upright posts 38 is 5, and the number of the cross beams 35 is 4;
as shown in fig. 2, 4 lower support nails 30 are inserted into the mounting holes at the top of the middle 3 upright posts 38, 2 lower support nails 30 are inserted into the mounting holes of the 2 upright posts 38 at the two ends, the lower parts of the lower support nails 30 are locked and fixed at the top of the upright posts 38 through lower tightening nuts 29, and the upper parts of the lower support nails 30 press the bottom ball heads of the ball head rods 31 through the ball head pressing covers 28; the upper part of the ball rod 31 is inserted into the cross beam 35, the bottom surface of the cross beam 35 is arranged in the middle through the middle lock nut 33 and the upper lock nut 34, the gap between the cross beam 35 and the upright post 38 is adjusted by adjusting the upper and lower positions of the middle lock nut 33 and the upper lock nut 34, and each cross beam 35 realizes a leveling function through 4 leveling screw rods 5;
as shown in fig. 3, the cross beams 35 are the main body structure of the horizontal splicing guide rail assembly 2, and are installed above the horizontal adjusting column assembly 1, each two cross beams 35 are supported by the horizontal adjusting column assembly 1 in common, the cross beam 35 at the end is supported by the horizontal adjusting column supporting assembly 1, the cross beams 35 and the cross beams 35 are positioned by the connecting pin plate 9, and are connected and inserted into the mounting holes of two adjacent cross beams 35 by the transverse tightening bolts 36 to be fastened and installed by the transverse tightening nuts 37; the splicing guide rail 8 is arranged in a finish machining guide groove at the top of the cross beam 35, and a segmented interface of the splicing guide rail 8 is staggered with an interface of the cross beam 35, so that unsmooth operation caused by common interfaces is avoided; the splicing rack 7 is arranged on the inner side of the splicing guide rail 8, and the interface of the splicing rack 7 is staggered with the interface of the splicing guide rail 8 and the interface of the cross beam 35; 4 sliding blocks 10 are arranged on the two splicing guide rails 8 and used for installing and fixing sliding tables 11 to move on the splicing guide rails 8; the motor connecting piece 12 is arranged at the bottom of the inner side of the sliding table 11 and used for installing and fixing a motor 13, the output shaft of the motor 13 is provided with a fixed gear 14, and the gear 14 and the splicing rack 7 realize meshing transmission; the drag chain 15 is arranged at the inner side of the sliding table 11 and is close to the motor 13, a drag chain groove 16 is arranged at the bottom of the drag chain 15, and the drag chain 15 is supported in a segmented mode through a plurality of drag chain supporting plates 17; the interferometer mounting plate 6 is arranged on the top surface of the left end of the horizontal splicing guide rail assembly 2, and a plurality of interfaces are arranged on the interferometer mounting plate 6 for mounting a plurality of interferometers 18 of different types;
as shown in fig. 4, the interferometer 18 is mounted on the interferometer mounting plate 6, and the corresponding interferometer mirror 19 of the interferometer 18 is mounted on the right side of the interferometer mounting plate 6; the one-dimensional displacement table 21 is arranged at the top of the sliding table 11 and is used for installing the reflecting mirror 20 to realize precise displacement fine adjustment in one-dimensional direction, and after the supporting height of the one-dimensional displacement table 21 is adjusted, the light path of the interferometer 18, the center of the interference mirror 19 and the center of the reflecting mirror 20 are ensured to be on the same horizontal line, so that the light path unification is realized;
as shown in fig. 5, the support 22 is mounted on the one-dimensional displacement table 21 at the top of the sliding table 11, and precise one-dimensional displacement adjustment is realized by adjusting the one-dimensional displacement table 21; the guide block 24 is arranged at the top of the support 22, the guide block 24 is provided with a special groove for placing and arranging the stay wire of the sensor to be tested, and the top of the guide block 24 is provided with a locking nail 23 for fastening the end parts of the stay wires of the sensor to be tested with different specifications; the one-dimensional lifting table 27 is arranged on a platform at the right end of the horizontal splicing guide rail assembly 2 and is fixed with the top surface of the cross beam 35 in a threaded connection mode, the sensor clamping piece 26 is arranged at the top of the one-dimensional lifting table 27, the detected sensors with different specifications are clamped in a shape clamping mode, and the heights of the detected sensors are adjusted through the one-dimensional lifting table 27 according to the different sizes of the detected sensors, so that the stay wire heights of the detected sensors are kept at a fixed height; the aiming block 25 is arranged on the left side of the one-dimensional lifting table 27, the aiming block 25 is provided with an aiming wire slot, the aiming wire slot is kept at the same height with the wire slot of the guide block 24, after the vision aiming is carried out on the wire drawing height of the measured sensor, the height of the one-dimensional lifting table 27 is adjusted to realize the collineation of the aiming wire slot of the aiming block 25, the wire slot of the guide block 24 and the measured sensor, and the anti-parallel of the wire drawing direction of the measured sensor and the spliced guide rail 8 is realized.
As shown in fig. 6, in the embodiment, the working procedure of the combined displacement sensor measuring device is as follows: the horizontal adjusting column assembly 1 is arranged on the ground along a specified direction, the upright posts 38 are arranged at the joints of the two ends and the cross beams 35, and the position relationship between the horizontal adjusting column assembly 1 and the horizontal splicing guide rail assembly 2 is adjusted through the leveling screw rod 5 between the cross beams 35 and the upright posts 38, so that the running straightness of the splicing guide rail 8 is ensured to meet the use requirement; the sensor to be measured is arranged on a sensor clamping piece 26 at the top of a one-dimensional lifting table 27, the height of a stay wire of the sensor to be measured, the aiming line slot of an aiming block 25 and the line slot of a guide block 24 are in a horizontal collinear state by adjusting the height of the one-dimensional lifting table 27, and the fixation is completed; the driving motor 13 drives the gear 14 to rotate, so that the sliding table 11 moves along the direction of the spliced guide rail 8, the displacement value is read through an optical path formed by the reflecting mirror 20 and the reflecting interferometer 18 and is compared with the output value of the sensor to be detected, and the linear displacement calibration work of the sensor to be detected is realized; the accurate displacement adjustment function in the one-dimensional direction is realized through the position adjustment of the one-dimensional displacement table 21 arranged on the sliding table 11, and the manual accurate displacement requirements under various different working conditions can be met.
While the foregoing is directed to embodiments of the present invention, other and further embodiments of the invention may be devised without departing from the basic scope thereof, and the scope thereof is determined by the claims that follow.
Claims (2)
1. The utility model provides a combination formula displacement sensor measuring device which characterized in that: comprising the following steps: the device comprises a horizontal adjusting column assembly (1), a horizontal splicing guide rail assembly (2), a displacement measuring assembly (3) and an equipment clamping assembly (4);
the horizontal adjustment column assembly (1) is a main support leveling unit comprising: the device comprises an upright post (38), a ball head pressing cover (28), a lower tightening nut (29), a lower supporting nail (30), a ball head rod (31), a fastening screw (32), a middle locking nut (33) and an upper locking nut (34);
the ball head pressing cover (28), the lower fastening nut (29), the lower supporting nail (30), the ball head rod (31), the fastening screw (32), the middle locking nut (33) and the upper locking nut (34) form a leveling screw rod (5);
the horizontal splice guide rail assembly (2) comprises: the device comprises a cross beam (35), an interferometer mounting plate (6), a splicing rack (7), a splicing guide rail (8), a connecting pin plate (9), a sliding block (10), a sliding table (11), a motor connecting piece (12), a motor (13), a gear (14), a drag chain (15), a drag chain groove (16), a drag chain supporting plate (17), a transverse tightening bolt (36) and a transverse tightening nut (37);
the displacement measurement assembly (3) comprises: an interferometer (18), an interference mirror (19), a reflecting mirror (20), and a one-dimensional displacement stage (21);
the device clamp assembly (4) comprises: the device comprises a support (22), a locking nail (23), a guide block (24), an aiming block (25), a sensor clamping piece (26) and a one-dimensional lifting table (27);
the upright posts (38) are the main structure of the horizontal adjustment assembly (1), steel structure processing is adopted, the bottoms of the upright posts (38) are fixedly connected with the ground, and the number of the upright posts (38) is one more than the number of the cross beams (35);
4 lower support nails (30) are inserted into the mounting holes at the tops of the middle 3 upright posts (38), 2 lower support nails (30) are inserted into the mounting holes of the 2 upright posts (38) at two ends, the lower parts of the lower support nails (30) are locked and fixed at the tops of the upright posts (38) through lower fastening nuts (29), and the upper parts of the lower support nails (30) press the bottom ball heads of the ball head rods (31) through ball head pressing covers (28); the upper part of the ball head rod (31) is inserted into the cross beam (35), the bottom surface of the cross beam (35) is arranged in the middle through the middle locking nut (33) and the upper locking nut (34), the adjustment of the clearance between the cross beam (35) and the upright post (38) is realized by adjusting the upper and lower positions of the middle locking nut (33) and the upper locking nut (34), and each cross beam (35) realizes the leveling function through 4 leveling screw rods (5);
the cross beams (35) are main structures of the horizontal splicing guide rail assemblies (2), are arranged on the horizontal adjusting column assemblies (1), are supported by the horizontal adjusting column assemblies (1) in common between every two sections of cross beams (35), the end parts of the cross beams (35) positioned at the end parts are supported by the horizontal adjusting column supporting assemblies (1), the cross beams (35) are positioned by the connecting pin plates (9), and are connected and inserted into mounting holes of two adjacent cross beams (35) by transverse tightening bolts (36) to be fastened and arranged by transverse tightening nuts (37); the splicing guide rail (8) is arranged in a finish machining guide groove at the top of the cross beam (35), and a segmented interface of the splicing guide rail (8) is staggered with an interface of the cross beam (35) so as to avoid unsmooth operation caused by common interfaces; the splicing rack (7) is arranged on the inner side of the splicing guide rail (8), and the interface of the splicing rack (7) is staggered with the interface of the splicing guide rail (8) and the interface of the cross beam (35); 4 sliding blocks (10) are arranged on the two splicing guide rails (8) and used for installing and fixing sliding tables (11) to move on the splicing guide rails (8); the motor connecting piece (12) is arranged at the bottom of the inner side of the sliding table (11) and used for installing and fixing the motor (13), the output shaft of the motor (13) is provided with the fixed gear (14), and the gear (14) and the splicing rack (7) realize meshing transmission; the drag chain (15) is arranged at the inner side of the sliding table (11) and is close to the motor (13), drag chain grooves (16) are formed in the bottom of the drag chain (15), and the drag chain (15) is supported in a segmented mode through a plurality of drag chain supporting plates (17); the interferometer mounting plate (6) is arranged on the top surface of the left end of the horizontal splicing guide rail assembly (2), and the interferometer mounting plate (6) is provided with a plurality of interfaces for mounting a plurality of interferometers (18) of different types;
the interferometer (18) is arranged on the interferometer mounting plate (6), and an interferometer mirror (19) corresponding to the interferometer (18) is arranged on the right side of the interferometer mounting plate (6); the one-dimensional displacement table (21) is arranged at the top of the sliding table (11) and is used for installing the reflecting mirror (20) to realize precise displacement fine adjustment in one-dimensional direction, and after the supporting height of the one-dimensional displacement table (21) is adjusted, the light path of the interferometer (18), the center of the interference mirror (19) and the center of the reflecting mirror (20) are ensured to be on the same horizontal line, so that the light path is unified;
the support (22) is arranged on a one-dimensional displacement table (21) at the top of the sliding table (11), and precise one-dimensional displacement adjustment is realized by adjusting the one-dimensional displacement table (21); the guide block (24) is arranged at the top of the support (22), the guide block (24) is provided with a special groove for placing and arranging the sensor stay wire to be tested, and the top of the guide block (24) is provided with a locking nail (23) for fastening the end parts of the sensor stay wires to be tested with different specifications; the one-dimensional lifting table (27) is arranged on a platform at the right end of the horizontal splicing guide rail assembly (2), is fixed with the top surface of the cross beam (35) in a threaded connection mode, a sensor clamping piece (26) is arranged at the top of the one-dimensional lifting table (27), detected sensors with different specifications are clamped in a shape clamping mode, and the height of a pull wire of the detected sensor is kept at a fixed height through the one-dimensional lifting table (27) according to different sizes of the detected sensors; the sighting block (25) is arranged on the left side of the one-dimensional lifting table (27), the sighting block (25) is provided with a sighting line groove which is kept at the same height with the line groove of the guide block (24), after the wire drawing height of the sensor to be tested is visually aimed, the height of the one-dimensional lifting table (27) is adjusted to realize the collineation of the sighting line groove of the sighting block (25), the line groove of the guide block (24) and the sensor to be tested, and the wire drawing direction of the sensor to be tested is reversely parallel to the spliced guide rail (8).
2. The combination displacement sensor measurement device of claim 1, wherein: arranging the horizontal adjustment column assembly (1) on the ground along a specified direction, arranging the upright posts (38) at the joints of the two ends and the cross beams (35), and adjusting the position relationship between the horizontal adjustment column assembly (1) and the horizontal splicing guide rail assembly (2) through the leveling screw rod (5) between the cross beams (35) and the upright posts (38) so as to ensure that the running straightness of the splicing guide rail (8) meets the use requirement; the sensor to be measured is arranged on a sensor clamping piece (26) at the top of a one-dimensional lifting table (27), and the wire pulling height of the sensor to be measured, the aiming wire slot of an aiming block (25) and the wire slot of a guide block (24) are in a horizontal collinear state by adjusting the height of the one-dimensional lifting table (27), so that the fixation is completed; the driving motor (13) drives the gear (14) to rotate, so that the sliding table (11) moves along the direction of the spliced guide rail (8), and the displacement value is read through a light path formed by the reflecting mirror (20) and the reflecting interferometer (18) and is compared with the output value of the sensor to be detected, so that the linear displacement calibration work of the sensor to be detected is realized; the accurate displacement adjustment function in the one-dimensional direction is realized through the position adjustment of a one-dimensional displacement table (21) arranged on the sliding table (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310376293.2A CN116625288A (en) | 2023-04-11 | 2023-04-11 | Combined displacement sensor measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310376293.2A CN116625288A (en) | 2023-04-11 | 2023-04-11 | Combined displacement sensor measuring device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN118088844A (en) * | 2024-02-28 | 2024-05-28 | 广东兴颂科技有限公司 | Automatic displacement compensation mechanical device and installation method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118088844A (en) * | 2024-02-28 | 2024-05-28 | 广东兴颂科技有限公司 | Automatic displacement compensation mechanical device and installation method thereof |
| CN118088844B (en) * | 2024-02-28 | 2024-09-20 | 广东兴颂科技有限公司 | Automatic displacement compensation mechanical device and installation method thereof |
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