CN111649689A - Steel construction angularity detection device - Google Patents
Steel construction angularity detection device Download PDFInfo
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- CN111649689A CN111649689A CN202010651659.9A CN202010651659A CN111649689A CN 111649689 A CN111649689 A CN 111649689A CN 202010651659 A CN202010651659 A CN 202010651659A CN 111649689 A CN111649689 A CN 111649689A
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- 238000001514 detection method Methods 0.000 title claims abstract description 269
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 28
- 239000010959 steel Substances 0.000 title claims abstract description 28
- 238000010276 construction Methods 0.000 title claims description 3
- 238000004891 communication Methods 0.000 claims abstract description 8
- 230000004888 barrier function Effects 0.000 claims abstract description 4
- 230000005540 biological transmission Effects 0.000 claims description 6
- 230000003287 optical effect Effects 0.000 claims description 2
- 238000005259 measurement Methods 0.000 abstract description 18
- 238000000034 method Methods 0.000 abstract description 9
- 230000009193 crawling Effects 0.000 abstract description 7
- 238000005516 engineering process Methods 0.000 abstract description 7
- 238000007689 inspection Methods 0.000 description 14
- 230000001360 synchronised effect Effects 0.000 description 10
- 238000005452 bending Methods 0.000 description 5
- 238000011156 evaluation Methods 0.000 description 5
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 229910052744 lithium Inorganic materials 0.000 description 4
- 238000000691 measurement method Methods 0.000 description 3
- 239000000428 dust Substances 0.000 description 2
- 230000005389 magnetism Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/24—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C15/00—Surveying instruments or accessories not provided for in groups G01C1/00 - G01C13/00
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Abstract
The steel structure warping degree detection device comprises a light source vehicle, a detection vehicle and a handheld terminal, wherein the light source vehicle realizes position adjustment of a light source through a transverse adjustment motor and a longitudinal adjustment motor and automatically aligns to a target center of a measurement target; the light source vehicle and the detection vehicle are driven independently at two sides in a steering and crawling mode to realize direction adjustment; the detection vehicle adopts the automatic detection technology of the light spot position and the precise linear motor dragging technology, the detection precision is improved to 0.1mm from 0.5mm measured by the steel ruler, the light spot height can be dynamically tracked, and the light spot detection range is expanded; the detection vehicle can automatically track the laser beam in the whole process, automatically correct the deviation track and actively avoid the approaching barrier; the detection vehicle and the handheld terminal can be in wireless communication.
Description
Technical Field
The invention relates to the technical field of safety condition evaluation of hoisting machinery.
Background
The safety condition evaluation of large-scale hoisting machinery gradually becomes one of the important works of the public welfare inspection and detection mechanism, which puts higher requirements on personnel and inspection and detection methods of the inspection and detection mechanism. The key point of the safety condition evaluation of the large-scale hoisting machinery is the evaluation of the stability of the whole crane, and the most important indexes of the evaluation are as follows: and the horizontal bending value of the main beam. The national standards of universal bridge crane (GB/T14405), universal portal crane (GB/T14406) and cast crane scrapping condition (GB/T36697) specify the horizontal bending of the main beam of the newly manufactured or used portal crane.
The method for measuring the stability of the main beam of the crane still uses the traditional method at present by referring to relevant data at home and abroad, the manual measurement method is still commonly used in the current measurement method of the horizontal bending value of the main beam, and the measurement method has the following problems: (1) the detection precision is low; (2) the detection result is greatly influenced by human; (3) the requirement on the physical condition of the inspector is high, and the physical strength is high; (4) the personal safety of the detection personnel is difficult to be ensured; (5) low inspection efficiency, etc.
This method does not satisfy the requirements of manufacture, use and inspection, and in particular does not satisfy the inspection of the equipment in use. The intelligent measurement of girder stability is imperative, and at present, no such instrument equipment exists at home and abroad, so that the steel structure warpage detection device for detecting the horizontal direction bending value of the crane girder fills up the blank at home and abroad.
Disclosure of Invention
In order to solve the problems existing in the crane girder stability measuring method, the invention provides a steel structure warping degree detecting device.
The technical scheme adopted by the invention for realizing the purpose is as follows: the steel structure warping degree detection device comprises a light source vehicle and a detection vehicle, wherein a laser tube 20 is installed in a laser tube sleeve fixing cavity 62 in the light source vehicle, a laser emission port 3 is formed in the front of the light source vehicle, a light source vehicle control main board 60 is arranged in the light source vehicle, and the light source vehicle control main board 60 is connected with the laser tube 20; a light spot position sensor 32 is arranged in the detection vehicle, a detection vehicle control main board 39 is arranged in the detection vehicle, and the detection vehicle control main board 39 is connected with the light spot position sensor 32; the light source vehicle control main board 60 is in communication connection with the detection vehicle control main board 39 through the light source vehicle antenna 4 and the detection vehicle antenna 51, and the light source vehicle adjusts the laser direction of the laser tube 20 in the vertical and horizontal directions to enable the center of the light spot to coincide with the target center of the detection vehicle.
The light source vehicle driving wheels 9 are mounted on two sides of the front portion of the lower side of a chassis 23 of the light source vehicle, the light source vehicle driven wheels 30 are mounted on the rear portion of the lower side of the chassis 23 of the light source vehicle, a left light source vehicle driving motor 26 and a right light source vehicle driving motor 26 are mounted in the light source vehicle, a light source vehicle driving gear 28 is mounted on an output shaft of the light source vehicle driving motor 26, the left light source vehicle driving gear 28 and the right light source vehicle driving gear 28 are respectively meshed with the left light source vehicle driven gear 29 and the right light source vehicle driven gear 29, the light source vehicle driving wheels 9 are mounted on the chassis 23 of the light source vehicle through shafts, the light source vehicle driven gears 29 and the light source vehicle driving wheels 9 are coaxially mounted and are located on the inner sides of the light source vehicle driving wheels 9, the front light source vehicle synchronous wheels 24 and the light source vehicle driven wheels; the light source vehicle control main board 60 is connected with a light source vehicle drive board 61, the light source vehicle drive board 61 is electrically connected with the left and right light source vehicle drive motors 26, and the light source vehicle drive motors 26 are installed in the light source vehicle through the drive motor base 27.
A laser pipe sleeve 19 is arranged in a laser pipe sleeve fixing cavity 62 of the light source vehicle, a laser pipe 20 is arranged on the front side in the laser pipe sleeve 19, a vertical adjusting motor 13 and a horizontal adjusting motor 10 are arranged on the outer side of the rear part of the laser pipe sleeve 19 through a motor fixing seat 16, the vertical adjusting motor 13 and the horizontal adjusting motor 10 are respectively connected with a threaded shaft 17, and a threaded sleeve 18 is arranged on the threaded shaft 17; the laser pipe sleeve 19 is externally provided with a vertical limit switch 12 and a horizontal limit switch 14, the vertical adjusting motor 13 and the horizontal adjusting motor 10 are electrically connected with a light source vehicle driving board 61, and the vertical limit switch 12 and the horizontal limit switch 14 are electrically connected with a light source control main board 60.
The detection vehicle driving wheels 43 are mounted on two sides of the lower front part of the chassis 58 of the detection vehicle, the detection vehicle driven wheels 36 are mounted on the rear part of the lower side of the chassis 58 of the detection vehicle, two detection vehicle driving motors 48 are mounted in the light source vehicle, the detection vehicle driving gear 42 is mounted on an output shaft of the detection vehicle driving motor 48, the detection vehicle driving gear 42 is meshed with the detection vehicle driven gear 41, the detection vehicle driving wheels 43, the detection vehicle driven wheels 36 and the detection vehicle synchronous wheels 57 on the front part are coaxially mounted, the detection vehicle driven wheels 36 are mounted on the chassis 58 of the detection vehicle through shafts, the left detection vehicle synchronous wheel 57 and the right detection vehicle synchronous wheel 57 on the rear part are respectively coaxially mounted with the detection vehicle driven wheels 36 on two sides, and a detection vehicle; the detection vehicle control main board 39 is connected with a detection vehicle drive board 49, the detection vehicle drive board 49 is electrically connected with the left detection vehicle drive motor 48 and the right detection vehicle drive motor 48, and the detection vehicle drive motors 48 are installed in the detection vehicle through motor seats 47.
The light spot position sensor 32 is arranged at the front side in the detection vehicle shell 50, and the light spot sensor 32 is connected with the linear motor 31.
The light spot sensor 32 is provided with a filter 33 and a retainer ring 34 on the front side.
The light source vehicle magnet 21 and the detection vehicle magnet 59 are respectively arranged on the lower sides of the chassis 23 of the light source vehicle and the chassis 58 of the detection vehicle.
The light source vehicle shell 5 and the detection vehicle shell 50 are respectively provided with a light source vehicle wane 6 and a detection vehicle wane 47, and the light source vehicle wane 6 is arranged on the light source vehicle shell 5 through a light source vehicle wane shaft 7 and a light source vehicle bearing 8; the inspection vehicle rocker 46 is mounted on the inspection vehicle housing 50 through the inspection vehicle rocker shaft 45 and the inspection vehicle bearing 44.
The vehicle-mounted detection system further comprises a handheld terminal, and the handheld terminal is electrically connected with the detection vehicle control main board 39.
And the front part of the detection vehicle shell 50 is provided with an obstacle detection sensor which is electrically connected with the detection vehicle control main board 39.
According to the steel structure warpage detection device, the light source vehicle realizes position adjustment of the light source through the transverse adjusting motor and the longitudinal adjusting motor, and automatically aligns the measuring target center; the light source vehicle and the detection vehicle are driven independently at two sides in a steering and crawling mode to realize direction adjustment; the detection vehicle adopts the automatic detection technology of the light spot position and the precise linear motor dragging technology, the detection precision is improved to 0.1mm from 0.5mm measured by the steel ruler, the light spot height can be dynamically tracked, and the light spot detection range is expanded; the detection vehicle can automatically track the laser beam in the whole process, automatically correct the deviation track and actively avoid the approaching barrier; the detection vehicle and the handheld terminal can be in wireless communication.
Drawings
Fig. 1 is an overall schematic diagram of the steel structure warpage detection device of the present invention.
FIG. 2 is a schematic diagram of a light source vehicle of the steel structure warpage detection device.
FIG. 3 is a view of a light source vehicle according to the present invention.
Fig. 4 is a sectional view a-a of fig. 3.
FIG. 5 is a left side view of the light source vehicle of the device for detecting warp of steel structure of the present invention.
Fig. 6 is a sectional view a-a of fig. 5.
FIG. 7 is a schematic diagram of the detection vehicle of the steel structure warpage detection device of the present invention.
Fig. 8 is a front view structural diagram of the detection vehicle of the detection device for the warping degree of the steel structure of the present invention.
Fig. 9 is a sectional view a-a of fig. 8.
In the figure: 1. a light source vehicle power socket, 2, a light source vehicle power switch, 3, a laser emission port, 4, a light source vehicle antenna, 5, a light source vehicle shell, 6, a light source vehicle rocker, 7, a light source vehicle rocker shaft, 8, a light source vehicle bearing, 9, a light source vehicle driving wheel, 10, a horizontal adjusting motor, 11, a transmission belt, 12, a vertical limit switch, 13, a vertical adjusting motor, 14, a horizontal limit switch, 15, a vertical adjusting motor shell, 16, a motor fixing seat, 17, a threaded shaft, 18, a threaded sleeve, 19, a laser pipe sleeve, 20, a laser pipe, 21, a magnet, 22, a battery, 23, a light source vehicle chassis, 24, a light source vehicle synchronous wheel, 25, a light source vehicle check ring, 26, a light source vehicle driving motor, 27, a driving motor seat, 28, a light source vehicle driving gear, 29, a light source vehicle driven gear, 30, a light source vehicle driven gear, 31, a linear motor, 32, a light spot position sensor, 33. the detection vehicle comprises a light filter, 34, a detection vehicle check ring, 35, a detection vehicle shell, 36, a detection vehicle driven gear, 37, a vertical plate, 38, a baffle, 39, a detection vehicle control main board, 40, a detection vehicle battery, 41, a detection vehicle driven gear, 42, a detection vehicle driving gear, 43, a detection vehicle driving wheel, 44, a detection vehicle bearing, 45, a detection vehicle rocker shaft, 46, a rocker, 47, a detection vehicle motor base, 48, a detection vehicle driving motor, 49, a driving board, 50, a detection vehicle shell, 51, a detection vehicle antenna, 52, a detection vehicle charging interface, 53, a dust remover, 54, a detection vehicle power button, 55, a detection vehicle photoelectric switch, 56, a detection vehicle check ring, 57, a detection vehicle synchronous wheel, 58, a detection vehicle chassis, 59, a detection vehicle magnet, 60, a light source vehicle control main board, 61, a light source vehicle driving board, 62 and a laser pipe sleeve fixing cavity.
Detailed Description
The detection device for the warping degree of the steel structure of the invention is shown in the figure 1 in principle, and comprises a light source vehicle, a detection vehicle and a handheld terminal,
the hand-held terminal is electrically connected with the detection vehicle control main board 39. A laser tube 20 is arranged in a laser tube sleeve fixing cavity 62 in the light source vehicle, a laser emitting port 3 is arranged at the front part of the light source vehicle, a light source vehicle control main board 60 is arranged in the light source vehicle, and the light source vehicle control main board 60 is connected with the laser tube 20; a light spot position sensor 32 is arranged in the detection vehicle, a detection vehicle control main board 39 is arranged in the detection vehicle, and the detection vehicle control main board 39 is connected with the light spot position sensor 32; the light source vehicle control main board 60 is in communication connection with the detection vehicle control main board 39 through the light source vehicle antenna 4 and the detection vehicle antenna 51, and the light source vehicle adjusts the laser direction of the laser tube 20 in the vertical and horizontal directions to enable the center of the light spot to coincide with the target center of the detection vehicle. The light source vehicle can be adsorbed on a steel structure, actively crawls through the driving mechanism, and can move forwards, backwards and turn. The light source vehicle emits collimated laser beams and can control the light beams to adjust in the vertical direction and the horizontal direction; the detection vehicle can be adsorbed on the rigid structure, actively crawls through the driving mechanism, and can move forwards, backwards, turn and automatically avoid obstacles. The measuring target for detecting the position of the light spot is integrated on the detection vehicle, and the position of the light spot can be converted into a digital signal. And the handheld terminal is in wireless communication with the light source vehicle and the detection vehicle and is used for setting measurement parameters and receiving and displaying measurement data.
The light source vehicle magnet 21 and the detection vehicle magnet 59 are respectively arranged on the lower sides of the chassis 23 of the light source vehicle and the chassis 58 of the detection vehicle.
The light source vehicle shell 5 and the detection vehicle shell 50 are respectively provided with a light source vehicle wane 6 and a detection vehicle wane 47, and the light source vehicle wane 6 is arranged on the light source vehicle shell 5 through a light source vehicle wane shaft 7 and a light source vehicle bearing 8; the inspection vehicle rocker 46 is mounted on the inspection vehicle housing 50 through the inspection vehicle rocker shaft 45 and the inspection vehicle bearing 44.
The light source vehicle comprises a light source vehicle chassis 23, a light source vehicle magnet 21, a light source vehicle driving wheel 9, a light source vehicle transmission belt 11, a light source vehicle synchronizing wheel 24, a light source vehicle driven wheel 30, a light source vehicle driving motor 26, a light source vehicle driving gear 28, a light source vehicle driven gear 29, a light source vehicle vertical adjusting motor 15, a light source vehicle vertical limit switch 12, a light source vehicle horizontal adjusting motor 10, a light source vehicle horizontal limit switch 14, a light source vehicle charging interface, a light source vehicle power switch 2, a light source vehicle antenna 4, a lithium battery 22, a light source vehicle control mainboard 60, a light source vehicle driving plate 61 and a laser tube 20. The light source vehicle driving wheels 9 are installed on two sides of the lower front part of a chassis 23 of the light source vehicle, the light source vehicle driven wheels 30 are installed on the lower rear part of the chassis 23 of the light source vehicle, a left light source vehicle driving motor 26 and a right light source vehicle driving motor 26 are installed in the light source vehicle, a light source vehicle driving gear 28 is installed on an output shaft of the light source vehicle driving motor 26, the left light source vehicle driving gear 28 and the right light source vehicle driving gear 28 are respectively meshed with the left light source vehicle driven gear 29 and the right light source vehicle driven gear 29, the light source vehicle driving wheel 9 is installed on the chassis 23 of the light source vehicle through a shaft and a bearing, the light source vehicle driven gear 29 and the light source vehicle driving wheel 9 are coaxially installed and are positioned on the inner side of the light source vehicle driving wheel 9, the front light source vehicle synchronous wheel 24 and the light source vehicle driving wheel, a light source vehicle transmission belt 11 is arranged between the front and rear light source vehicle synchronizing wheels 24 on the same side, and a check ring is arranged at the outer end of the shaft; the light source vehicle control main board 60 is connected with a light source vehicle drive board 61, the light source vehicle drive board 61 is electrically connected with the left and right light source vehicle drive motors 26, and the light source vehicle drive motors 26 are installed in the light source vehicle through the drive motor base 27.
A laser pipe sleeve 19 is arranged in a laser pipe sleeve fixing cavity 62 of the light source vehicle, a laser pipe 20 is arranged on the front side in the laser pipe sleeve 19, a vertical adjusting motor 13 and a horizontal adjusting motor 10 are arranged on the outer side of the rear part of the laser pipe sleeve 19 through a motor fixing seat 16, the vertical adjusting motor 13 and the horizontal adjusting motor 10 are respectively connected with a threaded shaft 17, and a threaded sleeve 18 is arranged on the threaded shaft 17; the laser pipe sleeve 19 is externally provided with a vertical limit switch 12 and a horizontal limit switch 14, the vertical adjusting motor 13 and the horizontal adjusting motor 10 are electrically connected with a light source vehicle driving board 61, and the vertical limit switch 12 and the horizontal limit switch 14 are electrically connected with a light source control main board 60.
The magnet 21 fixed on the chassis 23 of the light source vehicle provides strong magnetism, so that the light source vehicle can be always attached to the web plate of the girder and cannot fall off when the light source vehicle travels or is static. The lithium battery 22 supplies power to the control main board 60 through the power switch 2, and the control main board 60 supplies power to the driving board 61 and the laser tube 20. The light source vehicle driving plate 61 is connected with the light source vehicle driving motor 9, the vertical adjusting motor 13 and the horizontal adjusting motor 10, the motor driving circuit on the light source vehicle driving plate 60 controls the light source vehicle driving motor 9 to rotate to drive the light source vehicle driving gear 28 to rotate, the light source vehicle driving gear 28 drives the light source vehicle driven gear 29 to rotate to transmit power to the light source vehicle driving wheel 9, and the light source vehicle driving wheel 9 transmits the power to the light source vehicle driven wheel 30 through the light source vehicle synchronizing wheel 24 and the light source vehicle transmission belt 11, so that the light source vehicle obtains crawling power. The driving wheels 9 of the light source vehicle on the two sides respectively adopt independent driving motors to provide power, the light source vehicle is steered by controlling the speed of the driving motors on the two sides, and the detection vehicle is moved forwards and backwards by controlling the rotating direction of the driving motors. The laser tube 20 emits collimated light beams, a motor driving circuit on the light source vehicle driving board 61 controls the vertical/horizontal adjusting motor to rotate, the vertical/horizontal adjusting motor drives the threaded shaft 17 to rotate, the threaded shaft 17 drives the threaded sleeve 18 to stretch and contract, and the laser tube sleeve 19 is extruded to compress or extend in the vertical/horizontal direction, so that the position of the laser tube 20 is adjusted, and the light beams are adjusted in the vertical/horizontal direction; the tail end of the laser pipe sleeve 19 is of a spherical structure, the height of the sphere center and the bottom surface of the wheel is the same as the height of the measuring target center of the light source vehicle and the bottom surface of the wheel in design, the light source vehicle is in wireless communication with the detection vehicle before measurement starts, the light source vehicle adjusts laser in the vertical direction and the horizontal direction to enable the light spot center to be overlapped with the target center of the detection vehicle, and the equal-height reference light beams are established. The light source vehicle wane 6 is lifted upwards, so that the tail of the light source vehicle chassis is separated, and the light source vehicle is convenient to take down.
The detection vehicle is composed of a detection vehicle chassis 58, a detection vehicle magnet 59, a detection vehicle driving wheel 43, a detection vehicle transmission belt, a detection vehicle synchronizing wheel 57, a detection vehicle driven wheel 36, a detection vehicle crawling driving motor 48, a detection vehicle driving gear 42, a detection vehicle driven gear 41, a dust cover 53, an optical filter 33, a light spot position sensor 32, a linear motor 31, a detection vehicle lithium battery 40, a detection vehicle control main board 39, a detection vehicle driving plate 49, a detection vehicle power switch 54, a detection vehicle charging interface 52, a detection vehicle antenna 51, an obstacle avoidance switch (photoelectric switch) 55 and a detection vehicle rocker 46.
The detection vehicle driving wheels 43 are mounted on two sides of the lower front part of the chassis 58 of the detection vehicle, the detection vehicle driven wheels 36 are mounted on the rear part of the lower side of the chassis 58 of the detection vehicle, two detection vehicle driving motors 48 are mounted in the light source vehicle, the detection vehicle driving gear 42 is mounted on an output shaft of the detection vehicle driving motor 48, the detection vehicle driving gear 42 is meshed with the detection vehicle driven gear 41, the detection vehicle driving wheels 43, the detection vehicle driven wheels 36 and the detection vehicle synchronous wheels 57 on the front part are coaxially mounted, the detection vehicle driven wheels 36 are mounted on the chassis 58 of the detection vehicle through shafts, the left detection vehicle synchronous wheel 57 and the right detection vehicle synchronous wheel 57 on the rear part are respectively coaxially mounted with the detection vehicle driven wheels 36 on two sides, and a detection; the detection vehicle control main board 39 is connected with a detection vehicle drive board 49, the detection vehicle drive board 49 is electrically connected with the left detection vehicle drive motor 48 and the right detection vehicle drive motor 48, and the detection vehicle drive motors 48 are installed in the detection vehicle through motor seats 47. The light spot position sensor 32 is arranged at the front side in the detection vehicle shell 50, and the light spot sensor 32 is connected with the linear motor 31. The light spot sensor 32 is provided with a filter 33 and a retainer ring 34 on the front side. An obstacle detection sensor is arranged at the front part of the detection vehicle shell 50 and is electrically connected with the detection vehicle control main board 39.
The detection vehicle magnets 59 provide strong magnetism, enabling the detection vehicle to be attached to the main beam web all the time during the walking process. The lithium battery 40 of the detection vehicle supplies power to the control main board 39 of the detection vehicle, the drive board 49 of the detection vehicle, the light spot position sensor 32 and the photoelectric switch 55 through a power switch.
The detection vehicle driving plate 49 is connected with the detection vehicle driving motor 48 and the linear motor 31. The motor driving circuit on the detection vehicle driving plate 49 controls the driving motor 48 to rotate, so as to drive the detection vehicle driving gear 42 to rotate, the detection vehicle driving gear 42 drives the detection vehicle driven gear 41 to rotate, so as to transmit power to the detection vehicle driving wheel 43, and the detection vehicle driving wheel 43 transmits power to the detection vehicle driven wheel 36 through the detection vehicle synchronizing wheel 57 and the belt, so that the detection vehicle obtains crawling power. The driving wheels 43 of the detection vehicles on the two sides are respectively powered by independent driving motors 48 of the detection vehicles, the light source vehicle is steered by controlling the speed of the driving motors 48 on the two sides, and the detection vehicles move forwards and backwards by controlling the rotating direction of the driving motors. The photoelectric switch 55 is connected with the detection vehicle control main board 39, when the photoelectric switch 55 detects an obstacle, a signal is transmitted to the single chip microcomputer of the detection vehicle control main board 39, and the single chip microcomputer sends an instruction to enable the detection vehicle to stop crawling. The singlechip on the control main board 39 of the detection vehicle converts the spot position signal on the spot position sensor 32 into a digital signal through an acquisition circuit, and sends the digital signal to the handheld terminal through an antenna. A motor driving circuit on the detection vehicle driving plate 49 controls the linear motor 31 to move, and the linear motor 31 drives the light spot position sensor 32 to adjust in the horizontal direction, so that the light spots are tracked. And the measurement software on the handheld terminal displays and stores the received measurement data. The detection vehicle wane 46 is lifted upwards, so that the tail of the detection vehicle chassis is separated, and the detection vehicle is convenient to take down.
Before measurement begins, the light source vehicle and the detection vehicle are placed at two ends of a crane main beam web, light beams emitted by the light source vehicle are automatically aligned to the center of a light spot position sensor of the detection vehicle, and equal-height reference light beams are established. In the measuring process, the light source vehicle is kept still, and the detection vehicle automatically crawls on the main beam web. The detection vehicle can crawl and record crawling displacement, and the center of the light spot position sensor on the detection vehicle can continuously detect the position of the light spot. The data of facula vertical direction guides the detection car to turn to and carries out dynamic adjustment, makes the detection car keep creeping along the light beam straight line all the time, and the data of facula horizontal direction is girder web waviness data on current position promptly, guides linear electric motor to carry out dynamic adjustment simultaneously to enlarge detection range. The detection vehicle transmits the measurement position and the value to the handheld terminal in real time for displaying, and a measurement report and a measurement curve are generated.
The laser light source adopts a ring grating technology and can provide a collimated laser beam for system measurement. Under the initial alignment mode, the light beam can be transversely and longitudinally electrically inching and continuously adjusted to automatically align and measure the target center. The detection vehicle adopts a high-precision light spot position automatic detection technology and a precision linear motor dragging technology, the detection precision is improved to 0.1mm from 0.5mm measured by the steel ruler, the light spot height can be dynamically tracked, and the light spot detection range is expanded. The detection vehicle can automatically track the laser beam in the whole process, automatically correct the deviation track and actively avoid the approaching barrier. The detection vehicle and the handheld terminal can be in wireless communication, the comprehensive measurement software running on the handheld terminal can set measurement parameters such as measurement intervals and measurement lengths to the detection vehicle, the measurement data, the residual battery capacity of the light source vehicle and the detection vehicle are displayed, the measurement data in 1 meter are calculated according to relevant standards, and the detection density of the minimum 5cm is used for recursion, so that the measurement forms richer than the measurement of a straight steel ruler can be enveloped, the detection result is real and comprehensive, and the omission is avoided. The software can receive the detection data in real time and can also read the memory data of the dynamic detection vehicle at one time to generate a bending curve of the web in the horizontal direction and a test report.
While the invention has been described with reference to exemplary embodiments, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the spirit and scope of the invention. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the invention without departing from the essential scope thereof. Therefore, it is intended that the invention not be limited to the particular embodiment disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.
Claims (10)
1. Steel construction angularity detection device, its characterized in that: the device comprises a light source vehicle and a detection vehicle, wherein a laser tube (20) is arranged in a laser tube sleeve fixing cavity (62) in the light source vehicle, a laser emission port (3) is formed in the front part of the light source vehicle, a light source vehicle control main board (60) is arranged in the light source vehicle, and the light source vehicle control main board (60) is connected with the laser tube (20); a light spot position sensor (32) is installed in the detection vehicle, a detection vehicle control main board (39) is installed in the detection vehicle, and the detection vehicle control main board (39) is connected with the light spot position sensor (32); the light source vehicle control main board (60) is in communication connection with the detection vehicle control main board (39) through the light source vehicle antenna (4) and the detection vehicle antenna (51), and the light source vehicle adjusts the laser direction of the laser tube (20) in the vertical direction and the horizontal direction to enable the center of a light spot to coincide with the target center of the detection vehicle.
2. The steel structure warpage detection device of claim 1, characterized in that: the light source vehicle driving wheels (9) are installed on the two sides of the front portion of the lower side of a chassis (23) of the light source vehicle, a light source vehicle driven wheel (30) is installed on the rear portion of the lower side of the chassis (23) of the light source vehicle, a left light source vehicle driving motor and a right light source vehicle driving motor (26) are installed in the light source vehicle, a light source vehicle driving gear (28) is installed on an output shaft of the light source vehicle driving motor (26), the left light source vehicle driving gear and the right light source vehicle driving gear (28) are respectively meshed with a left light source vehicle driven gear and a right light source vehicle driven gear (29) and installed in a meshed mode, the light source vehicle driving wheel (9) is installed on the chassis (23) of the light source vehicle through a shaft, the light source vehicle driven gear (29) and the light source vehicle driving wheel (9) are coaxially installed and located on the inner side of the light source vehicle driving wheel (9), a light, a light source vehicle transmission belt (11) is arranged between the front and rear light source vehicle synchronizing wheels (24) on the same side; the light source vehicle control main board (60) is connected with a light source vehicle drive board (61), the light source vehicle drive board (61) is electrically connected with the left light source vehicle drive motor and the right light source vehicle drive motor (26), and the light source vehicle drive motors (26) are installed in the light source vehicle through drive motor seats (27).
3. The steel structure warpage detection device of claim 1, characterized in that: a laser pipe sleeve (19) is installed in a laser pipe sleeve fixing cavity (62) of the light source vehicle, a laser pipe (20) is installed on the inner front side of the laser pipe sleeve (19), a vertical adjusting motor (13) and a horizontal adjusting motor (10) are installed on the outer side of the rear portion of the laser pipe sleeve (19) through a motor fixing seat (16), the vertical adjusting motor (13) and the horizontal adjusting motor (10) are respectively connected with a threaded shaft (17), and a threaded sleeve (18) is installed on the threaded shaft (17); the laser tube sleeve (19) is externally provided with a vertical limit switch (12) and a horizontal limit switch (14), the vertical adjusting motor (13) and the horizontal adjusting motor (10) are electrically connected with a light source vehicle driving board (61), and the vertical limit switch (12) and the horizontal limit switch (14) are electrically connected with a light source control main board (60).
4. The steel structure warpage detection device of claim 1, characterized in that: the detection vehicle comprises a chassis (58) of the detection vehicle, detection vehicle driving wheels (43) are mounted on two sides of the front part of the lower side of the chassis (58) of the detection vehicle, detection vehicle driven wheels (36) are mounted on the rear part of the lower side of the chassis (58) of the detection vehicle, two detection vehicle driving motors (48) are mounted in a light source vehicle, detection vehicle driving gears (42) are mounted on output shafts of the detection vehicle driving motors (48), the detection vehicle driving gears (42) are meshed with detection vehicle driven gears (41) and are mounted, the detection vehicle driving wheels (43), the detection vehicle driven wheels (36) and detection vehicle synchronizing wheels (57) on the front part are coaxially mounted, the detection vehicle driven wheels (36) on the rear part are mounted on the chassis (58) of the detection vehicle through shafts, the left detection vehicle synchronizing wheels (57) and the right detection vehicle synchronizing wheels (36) on the rear part are; the detection vehicle control main board (39) is connected with a detection vehicle drive board (49), the detection vehicle drive board (49) is electrically connected with a left detection vehicle drive motor (48) and a right detection vehicle drive motor (48), and the detection vehicle drive motors (48) are installed in the detection vehicle through a motor base (47).
5. The steel structure warpage detection device of claim 1, characterized in that: the light spot position sensor (32) is arranged on the front side in the detection vehicle shell (50), and the light spot sensor (32) is connected with the linear motor (31).
6. The steel structure warpage detection device of claim 1, characterized in that: and an optical filter (33) and a retainer ring (34) are arranged on the front side of the facula sensor (32).
7. The steel structure warpage detection device of claim 2 or 4, characterized in that: and a light source vehicle magnet (21) and a detection vehicle magnet (59) are respectively arranged on the lower sides of the chassis (23) of the light source vehicle and the chassis (58) of the detection vehicle.
8. The steel structure warpage detection device of claim 2 or 4, characterized in that: a light source vehicle wane (6) and a detection vehicle wane (47) are respectively arranged on the light source vehicle shell (5) and the detection vehicle shell (50), and the light source vehicle wane (6) is arranged on the light source vehicle shell (5) through a light source vehicle wane shaft (7) and a light source vehicle bearing (8); the detection vehicle warped plate (46) is installed on the detection vehicle shell (50) through a detection vehicle warped plate shaft (45) and a detection vehicle bearing (44).
9. The steel structure warpage detection device of claim 1, characterized in that: the detection vehicle further comprises a handheld terminal, and the handheld terminal is electrically connected with the detection vehicle control main board (39).
10. The steel structure warpage detection device of claim 1, characterized in that: the front part of the detection vehicle shell (50) is provided with a barrier detection sensor which is electrically connected with a detection vehicle control main board (39).
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| CN202010651659.9A CN111649689B (en) | 2020-07-08 | 2020-07-08 | Steel construction warp detection device |
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| CN202010651659.9A CN111649689B (en) | 2020-07-08 | 2020-07-08 | Steel construction warp detection device |
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| CN111649689B CN111649689B (en) | 2024-05-07 |
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| CN111649689B (en) | 2024-05-07 |
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