CN110987489B - Calibration table for detection equipment - Google Patents
Calibration table for detection equipment Download PDFInfo
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- CN110987489B CN110987489B CN201911325600.4A CN201911325600A CN110987489B CN 110987489 B CN110987489 B CN 110987489B CN 201911325600 A CN201911325600 A CN 201911325600A CN 110987489 B CN110987489 B CN 110987489B
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- 238000001514 detection method Methods 0.000 title claims abstract description 82
- 230000007246 mechanism Effects 0.000 claims abstract description 256
- 238000006073 displacement reaction Methods 0.000 claims description 30
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- 230000008569 process Effects 0.000 abstract description 28
- 238000012360 testing method Methods 0.000 abstract description 23
- 230000000694 effects Effects 0.000 abstract description 22
- 230000033001 locomotion Effects 0.000 description 13
- 238000010586 diagram Methods 0.000 description 6
- 238000007689 inspection Methods 0.000 description 6
- 238000009434 installation Methods 0.000 description 4
- 238000005339 levitation Methods 0.000 description 4
- 239000000725 suspension Substances 0.000 description 4
- 230000009471 action Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000009977 dual effect Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
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- 238000004441 surface measurement Methods 0.000 description 2
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M17/00—Testing of vehicles
- G01M17/08—Railway vehicles
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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
- G01B21/04—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 by measuring coordinates of points
- G01B21/042—Calibration or calibration artifacts
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Abstract
The invention provides a calibration table for detection equipment, which comprises: a rack; the track adjusting mechanism is arranged on the rack; the calibration track is connected with the track adjusting mechanism, and the track adjusting mechanism can drive the calibration track to move relative to the rack. Through set up the track guiding mechanism who is connected with the calibration track at check out test set calibration bench, make the calibration track can move to the target location accurately under track guiding mechanism's effect on, thereby the process of user manual regulation calibration track position has been removed from, user's the work degree of difficulty and work load have been reduced on the one hand, on the other hand has promoted the operational reliability of track calibration bench, and then realized optimizing check out test set calibration bench structure, promote the accurate nature and the reliability of calibration track demarcation and calibration, promote product degree of automation, promote the technological effect that the user used experience.
Description
Technical Field
The invention relates to the technical field of magnetic levitation track detection, in particular to a calibration table of detection equipment.
Background
The running stability and safety of the medium-low speed maglev train and the riding comfort of passengers are closely related to the state of a maglev line, and the detection and maintenance are required to be carried out at regular time. At present, rail detectors or detection trolleys for detection and maintenance are available in various types. The detection indexes of the magnetic suspension F rail, the power supply rail and the like require that the detection precision of the corresponding rail detection instrument or detection trolley is very high, so that the calibration precision of the rail detection instrument or detection trolley is determined to be higher. However, the existing method is to perform zero position coarse calibration on a section of relatively standard magnetic levitation track panel without gain calibration; or the non-adjustable calibration platform can realize the accurate calibration of the zero point or the gain of the detection index of each detection sensor, but has no F rail, power supply rail level or ultrahigh adjustment function, and has the problems of difficult operation, time and labor waste and low working efficiency.
Disclosure of Invention
The present invention is directed to solving at least one of the problems of the prior art.
Therefore, the invention provides a calibration table of detection equipment.
In view of this, the present invention provides a calibration stand for a detection device, including: a rack; the track adjusting mechanism is arranged on the rack; the calibration track is connected with the track adjusting mechanism, and the track adjusting mechanism can drive the calibration track to move relative to the rack.
In the technical scheme, the detection equipment calibration table comprises a table frame, a track adjusting mechanism and a calibration track. The rack is a main body frame structure of the detection equipment calibration platform and is used for supporting and positioning other structures on the detection equipment calibration platform. The calibration track is a structure to be calibrated of the calibration table of the detection equipment and is used for calibrating and calibrating the detection equipment. The calibration track is connected with the rack through a track adjusting mechanism and used for driving the calibration track to move relative to the rack. In the working process, a user controls the track adjusting mechanism to work according to the calibration requirement of the detection equipment so that the track adjusting mechanism drives the calibration track to move to the target position, and then the detection equipment is matched with the calibration track so that the detection equipment completes zero calibration and gain calibration on the calibration track. Through set up the track guiding mechanism who is connected with the calibration track at check out test set calibration bench, make the calibration track can move to the target location accurately under track guiding mechanism's effect on, thereby the process of user manual regulation calibration track position has been removed from, user's the work degree of difficulty and work load have been reduced on the one hand, on the other hand has promoted the operational reliability of track calibration bench, and then realized optimizing check out test set calibration bench structure, promote the accurate nature and the reliability of calibration track demarcation and calibration, promote product degree of automation, promote the technological effect that the user used experience.
Specifically, in the zero calibration process of the conventional magnetic levitation track detection trolley, the detection trolley needs to be placed on a certain section of a solid track or a simulation track section which is confirmed to be accurate. In the calibration process, different track sections are required to be provided for tracks of different sizes and models, so that a user needs to provide a plurality of different tracks to meet different calibration requirements of the detection trolley, and the technical problems of complicated calibration process, high calibration cost and low calibration efficiency are caused. Aiming at the technical problems, the track adjusting mechanism capable of driving the calibration track to move is arranged on the rack, so that the calibration track can be moved to the target position by means of the track adjusting mechanism, and therefore a user can realize switching of various track types by adjusting the position of the calibration track, and the technical problems are solved.
In addition, the calibration stand for the detection equipment in the above technical solution provided by the present invention may further have the following additional technical features:
in the above technical solution, preferably, the track adjustment mechanism includes: the first adjusting mechanism is connected with the rack, the other end of the first adjusting mechanism is connected with the calibration track, and the first adjusting mechanism drives the calibration track to vertically move.
In the technical scheme, a first adjusting mechanism is arranged on the detection equipment calibration table, one end of the first adjusting mechanism is connected with the table frame, and the other end of the first adjusting mechanism is connected with the calibration track. In the working process, the first adjusting mechanism drives the calibration tracks to move along the vertical direction so as to adjust the horizontal plane position of each calibration track, and then the detection equipment is placed on the calibration tracks so as to finish zero calibration and gain calibration of the detection equipment. Through set up the first guiding mechanism that can drive and mark track vertical motion on the check out test set mark bench, make the user can through first guiding mechanism will mark the track and accurately move to the target horizontal plane to accomplish the orbital horizontal adjustment of demarcation, and then realize optimizing track guiding mechanism structure, widen and mark and calibrate application scope, promote the technical effect of track guiding mechanism work precision and reliability.
In the above technical solution, preferably, the number of the calibration tracks is at least two, and the track adjusting mechanism further includes: and one end of the second adjusting mechanism is connected with the first adjusting mechanism, the other end of the second adjusting mechanism is connected with the calibration track, and the second adjusting mechanism drives the calibration track to horizontally move so as to adjust the distance between at least two calibration tracks.
In the technical scheme, two calibration tracks are arranged on the rack, on the basis, a second adjusting mechanism is further arranged on the detection equipment calibration platform, one end of the second adjusting mechanism is connected with the first adjusting mechanism, and the other end of the second adjusting mechanism is connected with the calibration tracks. In the working process, the first adjusting mechanism drives the second adjusting mechanism and the calibration track to move along the vertical direction, and the second adjusting mechanism drives the calibration track to move along the horizontal direction. The second adjusting mechanism connected with the first adjusting mechanism and the calibration tracks is arranged on the detection equipment calibration table, so that the second adjusting mechanism can adjust the distance between the two calibration tracks by moving the calibration tracks, zero calibration and gain calibration of the detection equipment are completed, the track adjusting mechanism structure is optimized, the calibration and calibration application range is widened, and the technical effects of working accuracy and reliability of the track adjusting mechanism are improved.
In the above-described aspect, preferably, the first adjustment mechanism includes: the frame is connected with the second adjusting mechanism; the first driving mechanism is arranged on the rack, and the output end of the first driving mechanism is connected with the frame; the frame and the rack are correspondingly provided with a first guide rail and a first sliding block, and the first sliding block slides on the first guide rail along the first guide rail.
In this technical scheme, first guiding mechanism includes frame, first actuating mechanism, first guide rail and first slider. The frame is used for positioning and carrying the working structure on the first adjusting mechanism. The fixed end of the first driving mechanism is arranged on the rack, and the output end of the first driving mechanism is connected with the frame. The first guide rail and the first sliding block are respectively arranged on the rack and the frame. In the working process, the output end of the first driving mechanism pushes the frame to enable the frame to move along the extending direction of the first guide rail. The extending direction of the first guide rail is the vertical direction so as to ensure that the frame and the calibration track vertically move. Through setting up first actuating mechanism, first guide rail and the first slider of mutually supporting work, make and mark the track and can strictly follow the extending direction motion of first guide rail to avoid marking the track and incline appearing in the in-process of vertical motion, and then realize optimizing the check out test set and mark a structure, promote the technological effect of accurate nature of work and reliability.
In the above-described aspect, preferably, the second adjustment mechanism includes: the second driving mechanism is arranged on the frame, and the output end of the second driving mechanism is connected with the calibration track; the positioning plate is connected with the calibration track; the positioning plate and the frame are correspondingly provided with a second guide rail and a second sliding block, and the second sliding block slides on the second guide rail along the second guide rail.
In the technical scheme, the second adjusting mechanism comprises a second driving mechanism, a positioning plate, a second guide rail and a second sliding block. The positioning plate is used for positioning and bearing the calibration track, the fixed end of the second driving mechanism is connected with the frame, and the output end of the second driving mechanism is connected with the positioning plate and used for driving the positioning plate to move relative to the frame. The second guide rail and the second sliding block are respectively arranged on the positioning plate and the frame. In the working process, the output end of the second driving mechanism pushes the positioning plate to enable the positioning plate to move along the extending direction of the second guide rail. The extending direction of the second guide rail is the horizontal direction so as to ensure that the positioning plate and the calibration track move along the horizontal direction. Through setting up second actuating mechanism, second guide rail and the second slider of mutually supporting work, make and mark the track and can strictly follow the extending direction motion of second guide rail to avoid marking the track and incline appearing in the in-process of horizontal motion, and then realize optimizing the check out test set and mark a structure, promote the technological effect of accurate nature of work and reliability.
In the above technical solution, preferably, the calibration stand for the detection device further includes: the first measurer is arranged on the frame and used for detecting the horizontal displacement of the second adjusting mechanism relative to the frame; and the second measurer is arranged on the rack and used for detecting the vertical displacement of the first adjusting mechanism relative to the rack.
In this technical scheme, still be provided with first caliber and second caliber on the check out test set calibration platform: the first measurer is arranged on the frame and used for detecting the displacement of the second adjusting mechanism in the horizontal direction; the second measurer is arranged on the rack and used for detecting the displacement of the first adjusting mechanism in the vertical direction. In the working process: a user controls the first driving mechanism to work so as to drive the calibration track to move along the vertical direction through the first driving mechanism, and the first measurer accurately measures displacement values of the frame and the calibration track in the moving process so as to realize gain calibration of the magnetic pole surface and suspension gap surface measurement sensors; correspondingly, a user controls the second driving mechanism to work so as to drive the calibration track to move along the horizontal direction through the second driving mechanism, and the second measurer accurately measures displacement values of the positioning plate and the calibration track in the movement process so as to realize gain calibration of the gauge and the rail direction sensor. Through setting up first caliber and second caliber, make the user can read the orbital displacement numerical value of demarcation with the help of first caliber and second caliber are accurate, and then realize reducing the demarcation degree of difficulty of check out test set, promote the accuracy and the reliability that the gain was markd, promote the user and use the technological effect who experiences.
In the above technical solution, preferably, the calibration stand for the detection device further includes: the power supply rail is arranged on the rack; and one end of the power supply rail adjusting mechanism is connected with the rack, the other end of the power supply rail adjusting mechanism is connected with the power supply rail, and the power supply rail adjusting mechanism drives the power supply rail to move relative to the rack.
In the technical scheme, a power supply rail and a power supply rail adjusting mechanism are further arranged on the detection equipment calibration table, one end of the power supply rail adjusting mechanism is connected with the table frame, and the other end of the power supply rail adjusting mechanism is connected with the power supply rail. The detection equipment is provided with a measuring device for detecting the power supply rail, and the power supply rail is arranged on the detection equipment calibration platform to help the detection equipment to complete calibration and zero calibration of the power supply rail. Through the arrangement of the power supply rail adjusting mechanism, the power supply rail can move relative to the calibration rail under the action of the power supply rail adjusting mechanism so as to change the position relation between the power supply rail and the calibration rail, and therefore zero calibration and gain calibration of the detection equipment for the power supply rail are met. Therefore, the technical effects of optimizing the structure of the calibration table of the detection equipment, widening the functional range of products, improving the working reliability and improving the working efficiency are achieved.
In the above-described aspect, preferably, the power supply rail adjustment mechanism includes: the mounting plate is connected with the rack, a guide seat is arranged on the mounting plate, and a through hole is formed in the guide seat; the screw rod penetrates through the through hole, the screw rod is connected with the guide seat in a sliding mode, and the power supply rail is arranged at one end of the screw rod; the adjusting nut is sleeved on the screw rod; and the dial indicator is arranged on the mounting plate, and a measuring head of the dial indicator is in contact with the other end of the screw rod.
In this aspect, the power supply rail adjustment mechanism includes: mounting panel, screw rod, adjusting nut and percentage table. The mounting plate is a positioning support structure of the power supply rail adjusting mechanism and used for realizing positioning and mounting of the power supply rail adjusting mechanism. The screw rod is arranged in the guide seat of the mounting plate in a penetrating mode so as to limit the displacement direction of the screw rod through the through hole in the guide seat, one end of the screw rod is connected with the power supply rail, the other end of the screw rod is in contact with the measuring head of the dial indicator, and the middle of the screw rod is provided with an adjusting nut. In the working process, a user dials the adjusting nut to rotate, the adjusting nut is positioned on the guide seat and cannot move, so that the screw rod moves along the direction of the through hole under the threaded fit, the moving screw rod touches the measuring end of the dial indicator to move together, and the displacement of the screw rod and the power supply rail is accurately measured through the dial indicator. The power supply rail adjusting mechanism is arranged on the power supply rail adjusting mechanism, so that a user can drive the power supply rail to move relative to the calibration rail by means of the power supply rail adjusting mechanism to meet the calibration and calibration requirements; on the other hand, a user can accurately read the adjustment displacement of the power supply rail through the power supply rail adjusting mechanism so as to complete the gain calibration of the power supply rail deviation measuring sensor. Therefore, the structure of the detection equipment calibration table is optimized, the functional range of the detection equipment calibration table is widened, and the technical effects of working accuracy and reliability are improved.
In the above technical solution, preferably, the stage includes: a chassis; the bracket is arranged at the top of the underframe and is rotationally connected with the underframe, and the calibration track is arranged on the bracket; the support adjusting mechanism, support adjusting mechanism one end is connected with the chassis, and the support adjusting mechanism other end is connected with the support, and support adjusting mechanism drives the relative chassis upset of support.
In the technical scheme, the rack comprises an underframe and a support, the support is positioned at the top of the underframe, the support is rotatably connected with the underframe, and the calibration track, the first adjusting mechanism, the second adjusting mechanism, the power supply rail and the power supply rail adjusting mechanism are all arranged on the support. On this basis, check out test set demarcation bench still is provided with support guiding mechanism, support guiding mechanism's one end is connected with the chassis, and the other end is connected with the support to drive the relative chassis upset of support through support guiding mechanism, thereby further adjust the spatial position who marks track and power supply rail, satisfy check out test set's calibration and mark the demand more meticulously, and then realize optimizing check out test set and mark a structure, widen check out test set demarcation platform functional range, promote the technological effect of demarcation accuracy and reliability.
In the above technical solution, preferably, the holder adjusting mechanism includes: the first mounting seat is arranged on the bottom frame; the second mounting seat is arranged on the rack; and one end of the electric push rod is hinged with the first mounting seat, and the other end of the electric push rod is hinged with the second mounting seat.
In the technical scheme, the support adjusting mechanism consists of a first mounting seat, a second mounting seat and an electric push rod. The first mounting seat is arranged on the bottom frame, the second mounting seat is arranged on the support, one end of the electric push rod is hinged to the first mounting seat, and the other end of the electric push rod is hinged to the second mounting seat. In the working process, the electric push rod is electrified and extends, the extended electric push rod pushes the support to rotate relative to the chassis, so that the calibration track and the power supply track can be turned over, and the turning angle of the calibration track and the power supply track can be adjusted through the extension amount of the electric push rod.
Additional aspects and advantages of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 is a schematic structural diagram of a calibration stand of a detection apparatus provided according to an embodiment of the present invention;
FIG. 2 illustrates a schematic structural diagram of a first adjustment mechanism provided in accordance with an embodiment of the present invention;
FIG. 3 illustrates a schematic structural diagram of a second adjustment mechanism provided in accordance with an embodiment of the present invention;
FIG. 4 illustrates a schematic structural diagram of a power rail adjustment mechanism provided in accordance with an embodiment of the present invention;
FIG. 5 illustrates a structural schematic of a stent provided in accordance with an embodiment of the present invention;
FIG. 6 illustrates a schematic structural diagram of a chassis provided in accordance with an embodiment of the present invention;
FIG. 7 illustrates a schematic structural view of a carriage adjustment mechanism provided in accordance with an embodiment of the present invention;
fig. 8 shows a schematic structural diagram of a calibration stand of a detection apparatus provided according to another embodiment of the present invention.
Wherein, the correspondence between the reference numbers and the component names in fig. 1 to 8 is:
1, detecting a device calibration table; 10 a rack; 102 a chassis; 104 a bracket; 20 a track adjustment mechanism; 210 a first adjustment mechanism; 212 a frame; 214 a first drive mechanism; 216 a first guide rail; 218 a first slider; 220 a second adjustment mechanism; 222 a second drive mechanism; 224 positioning plate; 226 a second guide rail; 228 a second slider; 30, calibrating a track; 40 a first measurer; 50 a second measurer; 60 power supply rails; 70 power supply rail adjusting mechanism; 702 mounting a plate; 704 a guide seat; 706 a screw; 708 adjusting the nut; 710 percent table; 80 a support adjustment mechanism; 802 a first mount; 804 a second mounting seat; 806 an electric push rod; 2, detecting the trolley.
Detailed Description
In order that the above objects, features and advantages of the present invention can be more clearly understood, the present invention will be described in further detail below with reference to the accompanying drawings and detailed description. It should be noted that the embodiments of the present invention and features of the embodiments may be combined with each other without conflict.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.
An inspection apparatus calibration station 1 according to some embodiments of the present invention is described below with reference to fig. 1 to 8.
In view of this, according to an embodiment of the present invention, as shown in fig. 1, a calibration stand 1 of a detection device is provided, where the calibration stand 1 includes: a stage 10; a track adjusting mechanism 20 provided on the stand 10; the calibration track 30 is connected with the track adjusting mechanism 20, and the track adjusting mechanism 20 can drive the calibration track 30 to move relative to the rack 10.
In this embodiment, the inspection apparatus calibration stand 1 includes a stage 10, a rail adjustment mechanism 20, and a calibration rail 30. The gantry 10 is a main frame 212 structure of the test device calibration stand 1, and is used for supporting and positioning other structures on the test device calibration stand 1. The calibration track 30 is a structure to be calibrated of the calibration table 1 of the detection device, and is used for calibrating and calibrating the detection device. The calibration track 30 is connected to the gantry 10 through a track adjusting mechanism 20, and is used for driving the calibration track 30 to move relative to the gantry 10. In the working process, a user controls the track adjusting mechanism 20 to work according to the calibration requirement of the detection device, so that the track adjusting mechanism 20 drives the calibration track 30 to move to the target position, and then the detection device is matched with the calibration track 30, so that the detection device completes zero calibration and gain calibration on the calibration track 30. Through set up the track guiding mechanism 20 that is connected with calibration track 30 on check out test set calibration platform 1, make calibration track 30 can move to the target location accurately under the effect of track guiding mechanism 20 on, thereby the process of user's manual regulation calibration track 30 position has been removed from, user's the work degree of difficulty and work load have been reduced on the one hand, on the other hand has promoted the operational reliability of track calibration platform, and then realized optimizing check out test set calibration platform 1 structure, promote the accuracy and the reliability of calibration track 30 demarcation and calibration, promote product degree of automation, promote the technological effect that the user used experience.
Specifically, in the zero calibration process of the conventional magnetic levitation track detection trolley, the detection trolley needs to be placed on a certain section of a solid track or a simulation track section which is confirmed to be accurate. In the calibration process, different track sections are required to be provided for tracks of different sizes and models, so that a user needs to provide a plurality of different tracks to meet different calibration requirements of the detection trolley, and the technical problems of complicated calibration process, high calibration cost and low calibration efficiency are caused. In order to solve the above technical problems, the track adjusting mechanism 20 capable of driving the calibration track 30 to move is arranged on the rack 10, so that the calibration track 30 can be moved to a target position by means of the track adjusting mechanism 20, and thus, a user can realize switching of various track types by adjusting the position of the calibration track 30, thereby solving the above technical problems.
Further, fig. 1 is an overall structural appearance of the calibration stand of the detection apparatus of the present invention. Mainly comprises the following components: the device comprises a first adjusting mechanism (which is symmetrically arranged in a left-right mode), a second adjusting mechanism (which is symmetrically arranged in a left-right mode), a support, an underframe, a support adjusting mechanism and a power supply rail adjusting mechanism (which is symmetrically arranged in a left-right mode). The transverse movement of the calibration track can be quickly realized by rotating the hand wheels in the left and right second adjusting mechanisms, the displacement value can be accurately measured by the second measurer at the corresponding side, and the gain calibration of the gauge and the rail direction sensor is realized; the vertical movement of the calibration track can be quickly realized by rotating the hand wheels in the left and right first adjusting mechanisms, the displacement value can be accurately measured by the first measurer at the corresponding side, and the gain calibration of the magnetic pole surface and suspension gap surface measurement sensor is realized; the power supply rail can move transversely by shifting the shifting wheels in the left and right power supply rail adjusting mechanisms, the displacement value can be accurately measured by the displacement measuring component on the corresponding side, the gain calibration of the power supply rail deviation measuring sensor is realized, the bracket can rotate around the base by driving the electric push rod, the angle adjustment can be realized, the variable quantity of the angle value can be accurately measured by the angle measuring instrument with the walking wheels or the encoding wheels mounted in the coplanar mode, and the gain calibration of the inclinometer is further completed.
In one embodiment of the present invention, preferably, as shown in fig. 2, the track adjusting mechanism 20 includes: one end of the first adjusting mechanism 210 is connected to the gantry 10, the other end of the first adjusting mechanism 210 is connected to the calibration track 30, and the first adjusting mechanism 210 drives the calibration track 30 to move vertically.
In this embodiment, the calibration stand 1 of the detection device is provided with a first adjusting mechanism 210, and one end of the first adjusting mechanism 210 is connected to the gantry 10, and the other end is connected to the calibration track 30. In the working process, the first adjusting mechanism 210 drives the calibration tracks 30 to move in the vertical direction to adjust the horizontal plane position of each calibration track 30, and then the detection device is placed on the calibration tracks 30 to complete zero calibration and gain calibration of the detection device. Through set up the first guiding mechanism 210 that can drive and mark track 30 vertical motion on check out test set mark platform 1, make the user can through first guiding mechanism 210 will mark track 30 and accurately move to the target horizontal plane on to accomplish the horizontal adjustment who marks track 30, and then realize optimizing track guiding mechanism 20 structure, widen and mark and calibrate application scope, promote the technical effect of track guiding mechanism 20 work precision and reliability.
In one embodiment of the present invention, preferably, as shown in fig. 3, the number of the calibration tracks 30 is at least two, and the track adjusting mechanism 20 further includes: one end of the second adjusting mechanism 220 is connected to the first adjusting mechanism 210, the other end of the second adjusting mechanism 220 is connected to the calibration rail 30, and the second adjusting mechanism 220 drives the calibration rail 30 to move horizontally to adjust the distance between at least two calibration rails 30.
In this embodiment, two calibration rails 30 are disposed on the gantry 10, and on this basis, a second adjusting mechanism 220 is further disposed on the detection device calibration table 1, one end of the second adjusting mechanism 220 is connected to the first adjusting mechanism 210, and the other end of the second adjusting mechanism 220 is connected to the calibration rails 30. In the working process, the first adjusting mechanism 210 drives the second adjusting mechanism 220 and the calibration track 30 to move in the vertical direction, and the second adjusting mechanism 220 drives the calibration track 30 to move in the horizontal direction. The second adjusting mechanism 220 connected with the first adjusting mechanism 210 and the calibration track 30 is arranged on the detection equipment calibration table 1, so that the second adjusting mechanism 220 can adjust the distance between the two calibration tracks 30 by moving the calibration track 30, thereby completing zero calibration and gain calibration of the detection equipment, further realizing optimization of the structure of the track adjusting mechanism 20, widening the application range of calibration and calibration, and improving the technical effects of working accuracy and reliability of the track adjusting mechanism 20.
In one embodiment of the present invention, preferably, as shown in fig. 2, the first adjustment mechanism 210 includes: a frame 212 connected to the second adjustment mechanism 220; a first driving mechanism 214 disposed on the stage 10, wherein an output end of the first driving mechanism 214 is connected to the frame 212; the frame 212 and the gantry 10 are respectively provided with a first guide rail 216 and a first slider 218, and the first slider 218 slides on the first guide rail 216 along the first guide rail 216.
In this embodiment, the first adjustment mechanism 210 includes a frame 212, a first drive mechanism 214, a first guide rail 216, and a first slider 218. The frame 212 is used to position and carry the working structure on the first adjustment mechanism 210. The first driving mechanism 214 is fixed to the gantry 10 and has an output end connected to the frame 212. The first guide rail 216 and the first slider 218 are provided on the stage 10 and the frame 212, respectively. In operation, the output end of the first driving mechanism 214 pushes the frame 212, so that the frame 212 moves along the extending direction of the first guiding rail 216. Wherein the extending direction of the first guiding rail 216 is a vertical direction to ensure the vertical movement of the frame 212 and the calibration rail 30. Through the arrangement of the first driving mechanism 214, the first guide rail 216 and the first slider 218 which are mutually matched to work, the calibration track 30 can move strictly according to the extending direction of the first guide rail 216, so that the calibration track 30 is prevented from deflecting in the vertical movement process, the structure of the calibration table 1 of the detection equipment is optimized, and the technical effects of working accuracy and reliability are improved.
Specifically, fig. 2 shows a first adjusting mechanism 210 of the calibration stand 1 of the inspection apparatus of the present invention, which is used to adjust the displacement of the left and right calibration rails 30 in the vertical direction. The screw nut of the first driving mechanism 214 is fixed at a corresponding position in the middle of the frame 212, the first guide rail 216 is installed in corresponding positioning installation grooves at the front end and the rear end of a vertical plate of the frame 212, the dial indicator installation seat of the first measuring device 40 is installed in corresponding installation grooves at the front end and the rear end of a horizontal plate of the frame 212, and the linear slide rail limiting block is fixed at one end of the horizontal plate of the frame 212, which is used for positioning and installing the first guide rail 216, and preventing the second adjusting mechanism 220 from being over derailed. In addition, the first adjusting mechanism 210 further includes a single bearing seat, a double bearing seat, a driving lead screw, and a driving handwheel, wherein the single bearing seat and the double bearing seat are fixedly mounted on the mounting seat plates of the first adjusting mechanism 210 and the power supply rail adjusting mechanism 70; the first adjustment mechanism 210 further comprises a first slider 218 and a rail lock, the first slider 218 and the rail lock being sleeved on the first rail 216; the first measuring device 40 further comprises a dial indicator locking screw and a dial indicator, the dial indicator is positioned and installed in the jack of the mounting base through the locking screw, a measuring head of the dial indicator is tightly attached to the corresponding surface of the positioning plate 224, and when the track gauge direction of the calibration track 30 is adjusted, the displacement value of the calibrating track can be accurately measured.
In one embodiment of the present invention, preferably, as shown in fig. 3, the second adjustment mechanism 220 includes: the second driving mechanism 222 is arranged on the frame 212, and the output end of the second driving mechanism 222 is connected with the calibration track 30; the positioning plate 224 is connected with the calibration track 30; the positioning plate 224 and the frame 212 are correspondingly provided with a second guide rail 226 and a second slider 228, and the second slider 228 slides on the second guide rail 226 along the second guide rail 226.
In this embodiment, the second adjustment mechanism 220 includes a second drive mechanism 222, a positioning plate 224, a second guide rail 226, and a second slider 228. The positioning plate 224 is used for positioning and carrying the calibration rail 30, and the second driving mechanism 222 is connected to the frame 212 at a fixed end thereof and connected to the positioning plate 224 at an output end thereof for driving the positioning plate 224 to move relative to the frame 212. The second guide rail 226 and the second slider 228 are disposed on the positioning plate 224 and the frame 212, respectively. During operation, the output end of the second driving mechanism 222 pushes the positioning plate 224, so that the positioning plate 224 moves along the extending direction of the second guide rail 226. Wherein, the extending direction of the second guide rail 226 is horizontal direction to ensure the positioning plate 224 and the calibration rail 30 move along the horizontal direction. Through the arrangement of the second driving mechanism 222, the second guide rail 226 and the second slider 228 which are mutually matched to work, the calibration track 30 can move strictly according to the extending direction of the second guide rail 226, so that the calibration track 30 is prevented from deflecting in the horizontal movement process, the structure of the calibration table 1 of the detection device is optimized, and the technical effects of improving the working accuracy and reliability are achieved.
Specifically, fig. 3 shows a second adjusting mechanism 220 of the calibration platform 1 of the inspection apparatus of the present invention, which is used to adjust the lateral displacement of the left and right calibration rails 30. The screw nut mounting transition plate of the second driving mechanism 222 is fixed at a corresponding position in the middle of the sliding panel of the calibration track 30, and the positioning plate 224 is mounted at the front and rear ends of the sliding panel of the calibration track 30. In addition, the second driving mechanism 222 further includes a single bearing seat, a lead screw nut, a driving lead screw, a dual bearing seat, a driving belt wheel, a driving handwheel mounting plate, a driving handwheel rotating shaft and a driving handwheel, wherein the lead screw nut is mounted on the lead screw nut mounting transition plate, the single bearing seat and the dual bearing seat are mounted at corresponding positions of the frame 212, the driving handwheel mounting plate is mounted in a corresponding vertical plate groove of the bracket 104, and the tightness of the driving belt can be adjusted through a waist-shaped hole in the driving handwheel mounting plate to adapt to the horizontal adjustment of the calibration track 30; the second adjustment mechanism 220 further includes a second slider 228, a second rail 226, and a rail lock.
In an embodiment of the present invention, preferably, as shown in fig. 1 and 5, the detection device calibration table 1 further includes: a first measuring device 40 provided on the frame 212, the first measuring device 40 detecting a horizontal displacement amount of the second adjusting mechanism 220 relative to the frame 212; the second measuring device 50 is disposed on the stage 10, and the second measuring device 50 detects a vertical displacement of the first adjusting mechanism 210 with respect to the stage 10.
In this embodiment, the calibration stand 1 of the detection device is further provided with a first measurer 40 and a second measurer 50: the first measurer 40 is arranged on the frame 212 and used for detecting the displacement of the second adjusting mechanism 220 in the horizontal direction; the second measurer 50 is provided on the stage 10 for detecting the amount of displacement of the first adjustment mechanism 210 in the vertical direction. In the working process: a user controls the first driving mechanism 214 to work, so that the first driving mechanism 214 drives the calibration track 30 to move in the vertical direction, and the first measurer 40 accurately measures displacement values of the frame 212 and the calibration track 30 in the moving process, so as to realize gain calibration of the magnetic pole face and suspension gap face measurement sensors; correspondingly, the user operates the second driving mechanism 222 to drive the calibration track 30 to move in the horizontal direction through the second driving mechanism 222, and the second measurer 50 accurately measures the displacement values of the positioning plate 224 and the calibration track 30 during the movement process, so as to achieve the gain calibration of the gauge and the track-wise sensor. Through setting up first caliber 40 and second caliber 50, make the user can read the displacement numerical value of maring track 30 with the help of first caliber 40 and second caliber 50 are accurate, and then realize reducing check out test set's the demarcation degree of difficulty, promote the accuracy and the reliability that the gain was markd, promote the technological effect that the user used experience.
In particular, fig. 5 shows the support 104 of the calibration stand 1 of the inspection apparatus of the present invention. Wherein, support 104 includes: a plurality of vertical beams, a plurality of cross beams, a plurality of longitudinal beams, a second driving mechanism 222 and a power supply rail adjusting mechanism mounting base plate at the middle positions of the left side and the right side, a first rail mounting base plate at the extension of the left side and the right side front end vertical beams and an execution end fixing plate of a bracket adjusting mechanism 80 with one side opposite to and fixed at the inner side of the cross beam; the upper surface of the walking wheel and the coding wheel supporting plate are integrally finished to ensure coplanarity, and an L-shaped coplanar positioning block fixing screw hole and a mounting positioning groove of a finish machining angle measuring instrument are arranged on the upper surface of the walking wheel and the coding wheel supporting plate. The L-shaped coplanar positioning block is positioned on the walking wheel and the coding wheel supporting plate through the fastening handle and is used for ensuring that the sliding surface of the L-shaped coplanar positioning block is coplanar with the upper surfaces of the walking wheel and the coding wheel supporting plate when the calibration track 30 is horizontally adjusted. The L-shaped positioning block is positioned and installed in the installation positioning groove. Horizontal locking blocks are installed at the front and rear sides of the lower end of the bracket 104 at the same side to position and lock the bracket 104 when the bracket adjusting mechanism 80 is not required to work. The lifting lug is used for mounting, carrying and lifting. The rotary hinged seat and the upper horizontal locking block are symmetrically distributed, and the bracket 104 can rotate around the rotary hinged seat when the ultrahigh angle is adjusted. The first measuring device 40 mainly comprises a dial indicator, a mounting seat and a set screw, wherein the dial indicator is positioned and mounted in a jack of the mounting seat through the set screw, a measuring head of the dial indicator is tightly attached to a corresponding surface of the second adjusting mechanism 220 of the bracket 104, and when the calibration track 30 is horizontally adjusted, a displacement value of the measuring head can be accurately measured.
In an embodiment of the present invention, preferably, as shown in fig. 1, the detection device calibration stand 1 further includes: a power supply rail 60 provided on the stage 10; and the power supply rail adjusting mechanism 70, one end of the power supply rail adjusting mechanism 70 is connected with the rack 10, the other end of the power supply rail adjusting mechanism 70 is connected with the power supply rail 60, and the power supply rail adjusting mechanism 70 drives the power supply rail 60 to move relative to the rack 10.
In this embodiment, the calibration stand 1 of the detection device is further provided with a power supply rail 60 and a power supply rail adjusting mechanism 70, wherein one end of the power supply rail adjusting mechanism 70 is connected with the stand 10, and the other end is connected with the power supply rail 60. The detection equipment is provided with a measuring device for detecting the power supply rail 60, and the power supply rail 60 arranged on the detection equipment calibration table 1 can help the detection equipment to complete calibration and zero calibration of the power supply rail 60. By arranging the power supply rail adjusting mechanism 70, the power supply rail 60 can move relative to the calibration rail 30 under the action of the power supply rail adjusting mechanism 70 to change the position relationship between the power supply rail 60 and the calibration rail 30, so that zero calibration and gain calibration of the detection equipment for the power supply rail 60 are met. Therefore, the technical effects of optimizing the structure of the calibration table 1 of the detection equipment, widening the functional range of products, improving the working reliability and improving the working efficiency are achieved.
In one embodiment of the present invention, preferably, as shown in fig. 4, the power supply rail adjusting mechanism 70 includes: the mounting plate 702 is connected with the rack 10, a guide seat 704 is arranged on the mounting plate 702, and a through hole is formed in the guide seat 704; the screw rod 706 penetrates through the through hole, the screw rod 706 is connected with the guide seat 704 in a sliding mode, and the power supply rail 60 is arranged at one end of the screw rod 706; an adjusting nut 708 sleeved on the screw 706; and the dial indicator 710 is arranged on the mounting plate 702, and a measuring head of the dial indicator 710 is in contact with the other end of the screw 706.
In this embodiment, the power supply rail adjustment mechanism 70 includes: mounting plate 702, screw 706, adjusting nut 708, and dial indicator 710. The mounting plate 702 is a positioning support structure of the power supply rail adjusting mechanism 70, and is used for realizing positioning and mounting of the power supply rail adjusting mechanism 70. The screw 706 is inserted into the guide base 704 of the mounting plate 702 to limit the displacement direction of the screw 706 through a through hole on the guide base 704, wherein one end of the screw 706 is connected with the power supply rail 60, the other end of the screw is in contact with a measuring head of the dial indicator 710, and the middle of the screw 706 is provided with an adjusting nut 708. In the working process, a user pulls the adjusting nut 708 to rotate, the adjusting nut 708 is positioned on the guide seat 704 and cannot move, so that the screw rod 706 moves along the direction of the through hole under the threaded fit, the moving screw rod 706 touches the measuring end of the dial indicator 710 to move together, and the displacement of the screw rod 706 and the power supply rail 60 is accurately measured through the dial indicator 710. By arranging the power supply rail adjusting mechanism 70 on the power supply rail adjusting mechanism 70, on one hand, a user can drive the power supply rail 60 to move relative to the calibration rail 30 by means of the power supply rail adjusting mechanism 70 so as to meet the calibration and calibration requirements; on the other hand, the user can accurately read the adjustment displacement of the power supply rail 60 through the power supply rail adjustment mechanism 70, so as to complete the gain calibration of the power supply rail 60 rail deviation measurement sensor. Therefore, the structure of the detection equipment calibration table 1 is optimized, the functional range of the detection equipment calibration table 1 is widened, and the technical effects of working accuracy and reliability are improved.
In one embodiment of the present invention, preferably, as shown in fig. 5 and 6, the stage 10 includes: a chassis 102; the bracket 104 is arranged at the top of the bottom frame 102 and is rotationally connected with the bottom frame 102, and the calibration track 30 is arranged on the bracket 104; one end of the support adjusting mechanism 80 is connected with the bottom frame 102, the other end of the support adjusting mechanism 80 is connected with the support 104, and the support adjusting mechanism 80 drives the support 104 to turn over relative to the bottom frame 102.
In this embodiment, the rack 10 includes two parts, namely, a base frame 102 and a support 104, the support 104 is located on the top of the base frame 102, the support 104 is rotatably connected to the base frame 102, and the calibration rail 30, the first adjusting mechanism 210, the second adjusting mechanism 220, the power supply rail 60 and the power supply rail adjusting mechanism 70 are all disposed on the support 104. On this basis, still be provided with support guiding mechanism 80 on check out test set calibration platform 1, the one end of support guiding mechanism 80 is connected with chassis 102, the other end is connected with support 104, in order to drive support 104 through support guiding mechanism 80 and overturn relatively chassis 102, thereby further adjust the spatial position who marks track 30 and power supply rail 60, satisfy check out test set's calibration and demarcation demand more meticulously, and then realize optimizing check out test set calibration platform 1 structure, widen check out test set calibration platform 1 functional range, promote the technological effect of demarcation accuracy and reliability.
Specifically, fig. 6 shows the bottom frame 102 of the calibration stand 1 of the inspection equipment of the present invention. Wherein, chassis 102 includes: a plurality of longerons, a plurality of crossbeam, a plurality of upright roof beam and first mount pad 802, it has fixed screw hole to open on the first mount pad 802. The lower horizontal locking block cooperates with the upper horizontal locking block to position and lock the carrier 104 when the carrier adjustment mechanism 80 is not required to operate. The lower mounting plate of the rotary hinge seat is used for fixing the lower mounting plate of the rotary hinge seat. The lifting lug is used for mounting, carrying and lifting. The adjusting feet are arranged at the lower ends of four vertical beams of the base frame 102 and used for adjusting the level of the calibration platform 1 of the detection equipment.
In one embodiment of the present invention, preferably, as shown in fig. 7, the stand adjusting mechanism 80 includes: a first mounting seat 802 disposed on the chassis 102; a second mounting seat 804 disposed on the stage 10; one end of the electric push rod 806 is hinged to the first mounting seat 802, and the other end of the electric push rod 806 is hinged to the second mounting seat 804.
In this embodiment, the carriage adjustment mechanism 80 is comprised of a first mount 802, a second mount 804, and an electric push rod 806. The first mounting seat 802 is arranged on the underframe 102, the second mounting seat 804 is arranged on the bracket 104, and one end of the electric push rod 806 is hinged with the first mounting seat 802, and the other end is hinged with the second mounting seat 804. During operation, the electric push rod 806 is powered on and extends, and the extended electric push rod 806 pushes the bracket 104 to rotate relative to the chassis 102, so as to turn the calibration track 30 and the power supply rail 60, wherein the turning angle of the calibration track 30 and the power supply rail 60 can be adjusted by the extension amount of the electric push rod 806.
In one embodiment of the present invention, as shown in FIG. 8: before calibration, the running wheels and the coding wheels of the detection trolley 2 are placed on the calibration table 1 of the detection equipment, and the rigid side guide wheels of the detection trolley 2 are attached to the brake surface on the corresponding side of the calibration track 30.
In the present invention, the terms "mounting," "connecting," "fixing," and the like are used in a broad sense, for example, "connecting" may be a fixed connection, a detachable connection, or an integral connection; "coupled" may be direct or indirect through an intermediary. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the description herein, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. A calibration table for detection equipment is characterized by comprising:
a rack;
the track adjusting mechanism is arranged on the rack;
the calibration tracks are connected with the track adjusting mechanism, the track adjusting mechanism can drive the calibration tracks to move relative to the rack, and the number of the calibration tracks is at least two;
a power supply rail disposed on the rack;
one end of the power supply rail adjusting mechanism is connected with the rack, the other end of the power supply rail adjusting mechanism is connected with the power supply rail, and the power supply rail adjusting mechanism drives the power supply rail to move relative to the rack;
the stage includes:
a chassis;
the bracket is arranged at the top of the underframe and is rotationally connected with the underframe, and the calibration track is arranged on the bracket;
one end of the support adjusting mechanism is connected with the underframe, the other end of the support adjusting mechanism is connected with the support, and the support adjusting mechanism drives the support to overturn relative to the underframe;
the track adjustment mechanism includes:
one end of the first adjusting mechanism is connected with the rack, the other end of the first adjusting mechanism is connected with the calibration track, and the first adjusting mechanism drives the calibration track to vertically move;
one end of the second adjusting mechanism is connected with the first adjusting mechanism, the other end of the second adjusting mechanism is connected with the calibration track, and the second adjusting mechanism drives the calibration track to horizontally move so as to adjust the distance between at least two calibration tracks.
2. The calibration stand of claim 1, wherein the first adjustment mechanism comprises:
the frame is connected with the second adjusting mechanism;
the first driving mechanism is arranged on the rack, and the output end of the first driving mechanism is connected with the frame;
the frame and the rack are correspondingly provided with a first guide rail and a first sliding block, and the first sliding block slides on the first guide rail along the first guide rail.
3. The calibration stand of claim 2, wherein the second adjustment mechanism comprises:
the second driving mechanism is arranged on the frame, and the output end of the second driving mechanism is connected with the calibration track;
the positioning plate is connected with the calibration track;
the positioning plate and the frame are correspondingly provided with a second guide rail and a second sliding block, and the second sliding block slides on the second guide rail along the second guide rail.
4. The calibration stand of claim 2, further comprising:
a first measuring device provided on the frame, the first measuring device detecting a horizontal displacement amount of the second adjusting mechanism relative to the frame;
and the second measurer is arranged on the rack and is used for detecting the vertical displacement of the first adjusting mechanism relative to the rack.
5. The calibration stand of claim 1, wherein the power rail adjustment mechanism comprises:
the mounting plate is connected with the rack, a guide seat is arranged on the mounting plate, and a through hole is formed in the guide seat;
the screw rod penetrates through the through hole, the screw rod is connected with the guide seat in a sliding mode, and the power supply rail is arranged at one end of the screw rod;
the adjusting nut is sleeved on the screw rod;
and the dial indicator is arranged on the mounting plate, and a measuring head of the dial indicator is in contact with the other end of the screw rod.
6. The calibration stand of claim 1, wherein the support adjustment mechanism comprises:
the first mounting seat is arranged on the underframe;
the second mounting seat is arranged on the rack;
and one end of the electric push rod is hinged with the first mounting seat, and the other end of the electric push rod is hinged with the second mounting seat.
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| CN201911325600.4A CN110987489B (en) | 2019-12-20 | 2019-12-20 | Calibration table for detection equipment |
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| CN201911325600.4A CN110987489B (en) | 2019-12-20 | 2019-12-20 | Calibration table for detection equipment |
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| CN110987489B true CN110987489B (en) | 2021-11-16 |
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| CN110987489B (en) * | 2019-12-20 | 2021-11-16 | 中国铁建重工集团股份有限公司 | Calibration table for detection equipment |
| CN113941838B (en) * | 2021-09-24 | 2024-04-02 | 宁波麦博韦尔移动电话有限公司 | Round fitting accurate installation equipment and calibration method thereof |
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Effective date of registration: 20220128 Address after: No.88, Dongqi line, Changsha Economic and Technological Development Zone, Changsha City, Hunan Province Patentee after: China Railway Construction Heavy Industry Co.,Ltd. Patentee after: CHINA RAILWAY CONSTRUCTION INTERNATIONAL GROUP Co.,Ltd. Address before: No.88, Dongqi Road, Changsha Economic and Technological Development Zone, Changsha City, Hunan Province Patentee before: China Railway Construction Heavy Industry Co.,Ltd. |