CN113588450B - Stress deformation detection system and method based on steel structure residential system - Google Patents
Stress deformation detection system and method based on steel structure residential system Download PDFInfo
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- CN113588450B CN113588450B CN202110686131.XA CN202110686131A CN113588450B CN 113588450 B CN113588450 B CN 113588450B CN 202110686131 A CN202110686131 A CN 202110686131A CN 113588450 B CN113588450 B CN 113588450B
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 72
- 239000010959 steel Substances 0.000 title claims abstract description 72
- 238000001514 detection method Methods 0.000 title claims abstract description 42
- 238000000034 method Methods 0.000 title claims abstract description 17
- 230000007246 mechanism Effects 0.000 claims abstract description 65
- 230000008569 process Effects 0.000 claims abstract description 11
- 238000012544 monitoring process Methods 0.000 claims abstract description 6
- 230000002441 reversible effect Effects 0.000 claims description 21
- 238000006073 displacement reaction Methods 0.000 claims description 19
- 230000002457 bidirectional effect Effects 0.000 claims description 16
- 230000003287 optical effect Effects 0.000 claims description 12
- 238000010276 construction Methods 0.000 claims description 8
- 238000005452 bending Methods 0.000 claims description 6
- 238000012545 processing Methods 0.000 claims description 5
- 230000009471 action Effects 0.000 description 3
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 2
- 235000011613 Pinus brutia Nutrition 0.000 description 2
- 241000018646 Pinus brutia Species 0.000 description 2
- 238000013459 approach Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009499 grossing Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/20—Investigating strength properties of solid materials by application of mechanical stress by applying steady bending forces
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
- G01N3/04—Chucks
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
- G01N3/06—Special adaptations of indicating or recording means
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0014—Type of force applied
- G01N2203/0023—Bending
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/04—Chucks, fixtures, jaws, holders or anvils
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/06—Indicating or recording means; Sensing means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/06—Indicating or recording means; Sensing means
- G01N2203/0641—Indicating or recording means; Sensing means using optical, X-ray, ultraviolet, infrared or similar detectors
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/06—Indicating or recording means; Sensing means
- G01N2203/067—Parameter measured for estimating the property
- G01N2203/0676—Force, weight, load, energy, speed or acceleration
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/06—Indicating or recording means; Sensing means
- G01N2203/067—Parameter measured for estimating the property
- G01N2203/0682—Spatial dimension, e.g. length, area, angle
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Length Measuring Devices By Optical Means (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The invention discloses a stress deformation detection system based on a steel structure residence system and a detection method thereof, wherein the system comprises a base and a steel structure, the upper end of the base is fixedly connected with a steel structure fixing frame, the bottom end of the inner wall of the fixing frame is provided with a force application mechanism, the side wall of the inner cavity of the fixing frame is provided with a travelling mechanism, two sides of the travelling mechanism are provided with transverse clamping mechanisms, and the upper end of the transverse clamping mechanism is provided with a longitudinal clamping mechanism; the invention relates to the technical field of stress deformation detection equipment. According to the stress deformation detection system and the detection method thereof based on the steel structure residential system, the steel structures with different specifications are conveniently and fixedly tested through the transverse clamping mechanisms and the longitudinal clamping mechanisms, the device is simple in structure and convenient and fast to use, the camera is driven to move leftwards (rightwards) through the running mechanism, image monitoring on the stress deformation condition of the steel structure is achieved, the camera acquires images, and a user is convenient to acquire the whole process of the stress of the steel structure.
Description
Technical Field
The invention relates to the technical field of stress deformation detection equipment, in particular to a stress deformation detection system based on a steel structure residence system and a detection method thereof.
Background
Compared with the traditional brick-concrete structure, the steel structure system has better ductility and elasticity than the brick-concrete structure. The ultra-light steel structure belongs to a plate rib structure system, a wall body and a floor slab formed by light steel keels and European pine plates are used as bearing structures, the ultra-light steel structure belongs to a statically indeterminate structure system, the damage of a single light steel keel or European pine plate does not immediately cause the damage of an integral structure, escape of personnel in a building is facilitated, meanwhile, a steel structure building with light dead weight is more beneficial to resisting horizontal load (the horizontal load is the product of the dead weight and the horizontal acceleration of the building, and the smaller the mass of the building is, the smaller the horizontal load born by the building is).
The existing detection equipment is complex in structure, the steel structure to be detected is usually sampled and brought to a laboratory, the stress deformation of the steel structure is detected, the steel structure cannot be directly detected in bending performance on site, and the operation is inconvenient.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a stress deformation detection system based on a steel structure residence system and a detection method thereof, which solve the problems that the existing stress deformation detection structure can not directly detect the bending performance of a steel structure on site and is inconvenient to operate.
In order to achieve the above purpose, the invention is realized by the following technical scheme: the stress deformation detection system based on the steel structure residence system comprises a base and a steel structure, wherein the upper end of the base is fixedly connected with a steel structure fixing frame, the bottom end of the inner wall of the fixing frame is provided with a force application mechanism, the side wall of the inner cavity of the fixing frame is provided with a travelling mechanism, two sides of the travelling mechanism are provided with transverse clamping mechanisms, and the upper end of the transverse clamping mechanism is provided with a longitudinal clamping mechanism; the transverse clamping mechanism comprises a first positive and negative bidirectional motor fixedly connected with one side surface of the base, the output end of the first positive and negative bidirectional motor is fixedly connected with a first threaded rod, a symmetrical first sliding block is connected to the first threaded rod in a threaded manner, a symmetrical first clamping block is fixedly connected to the upper end of the symmetrical first sliding block, and a rubber pad is adhered to the surface of the symmetrical first clamping block; the vertical fixture includes the balladeur train with first grip block outside fixed surface connection, the positive and negative bi-directional motor of top fixedly connected with second of balladeur train, the output of the positive and negative bi-directional motor of second runs through balladeur train and fixedly connected with second threaded rod, the upper surface threaded connection of second threaded rod has the second slider, the lower surface of second threaded rod has cup jointed third slider and the bottom of second threaded rod and has passed through the back shaft and be connected with the rotation of third slider, the inboard one end fixedly connected with second grip block of second slider, the inboard one end of third slider and the outside one end fixed connection of first grip block.
Preferably, the first threaded rod is provided with a symmetrical left thread and a symmetrical right thread, and the first threaded rod is provided with a symmetrical first sliding block in threaded connection with the first threaded rod through the left thread and the right thread.
Preferably, the upper surface of second threaded rod is equipped with the screw thread section, the lower surface of second threaded rod is equipped with smooth section, the third slider is located smooth section, the second slider is located smooth section, second slider and sliding connection of carriage inner wall.
Preferably, the symmetrical positioning grooves are formed in the upper end surface of the base, the first threaded rod is located in the positioning grooves and is rotationally connected with the inner wall of one end positioning groove of the first threaded rod, and the other end of the first threaded rod penetrates through the base and is fixedly connected with the output end of the first positive and negative bidirectional motor.
Preferably, the upper surface of base has seted up the atress groove, the constant head tank is located the both sides of atress groove, the both ends fixedly connected with arc of atress groove, atress inslot wall bottom fixedly connected with stress mechanism.
Preferably, the stress mechanism comprises a hydraulic telescopic rod fixedly connected with the inner wall of the stress groove, the upper end of the hydraulic telescopic rod is fixedly connected with a bearing arc disc, and a displacement sensor is arranged on the surface of the bearing arc disc.
Preferably, the force application mechanism comprises a hydraulic cylinder fixedly connected with the bottom end of the fixed frame, the output end of the hydraulic cylinder is fixedly connected with a pressing block, and a pressure sensor is arranged on the hydraulic cylinder.
Preferably, the running gear is including installing the fixed plate on fixed frame lateral wall recess, the one end fixedly connected with driving motor of fixed plate, the other end fixedly connected with bearing piece of fixed plate, driving motor's output fixedly connected with shaft coupling, the other end fixedly connected with ball screw of shaft coupling, ball screw's the other end and the one end rotation of bearing piece are connected, ball screw's both sides are equipped with optical axis and the both ends of optical axis respectively in bearing piece and driving motor one side fixed connection, ball screw's last threaded connection has the slide, the upper end dead lever of slide is connected with the camera.
The invention also discloses a detection method of the stress deformation detection system based on the steel structure residential system, which specifically comprises the following steps:
S1, performing S1; placing a steel structure to be detected between a transverse clamping mechanism and a longitudinal clamping mechanism, starting a first positive and negative bidirectional motor to drive a first threaded rod to rotate so as to drive two groups of first sliding blocks to be close to each other, adjusting the distance between the first clamping blocks, and simultaneously starting a second positive and negative bidirectional motor to drive a second threaded rod to rotate so as to drive a second sliding block to be close to a third sliding block, and adjusting the distance between the second clamping block and the first clamping block, so that the first clamping block and the second clamping block clamp and fix the steel structure;
S2, performing S2; the hydraulic telescopic rod is started to drive and accept the arc-shaped disc to form and resist the contact and start the displacement sensor to the surface of steel structure, the hydraulic cylinder is started for the briquetting moves downwards, when making steel structure atress bending deformation, pressure sensor monitors the pressure of during operation, pressure load when measuring the detection, collect the processing through the deformation value that displacement sensor measured, start driving motor and drive ball screw forward (reverse) rotation, thereby drive the slide and be located ball screw and optical axis surface and move left (right), and then drive the camera and move left (right), realize carrying out image monitoring to steel structure atress deformation condition, the camera gathers the image, and transmit to remote terminal, the user of being convenient for acquires the whole process that steel structure is pressed.
Preferably, the first reversible motor, the second reversible motor and the driving motor are bidirectional servo motors, the displacement sensor, the pressure sensor and the camera are all electrically connected, and the displacement sensor, the pressure sensor and the camera are used for transmitting data of the detection process to the remote terminal for storage, processing, display and data table generation.
Advantageous effects
The invention provides a stress deformation detection system and a detection method based on a steel structure residential system. Compared with the prior art, the method has the following beneficial effects:
(1) According to the stress deformation detection system and the detection method based on the steel structure residential system, the first positive and negative bi-directional motor is started to drive the first threaded rod to rotate, so that two groups of first sliding blocks are driven to be close to each other, the distance between the first clamping blocks is adjusted, meanwhile, the second positive and negative bi-directional motor is started to drive the second threaded rod to rotate, so that the second sliding blocks are driven to be close to the direction of the third sliding blocks, the distance between the second clamping blocks and the first clamping blocks is adjusted, the first clamping blocks and the second clamping blocks clamp and fix steel structures, and the steel structures with different specifications are conveniently and fixedly tested through the arranged transverse clamping mechanisms and longitudinal clamping mechanisms.
(2) According to the stress deformation detection system and the detection method based on the steel structure residence system, the hydraulic telescopic rod is started to drive the bearing arc disc to form resisting contact on the surface of the steel structure, the displacement sensor is started, the hydraulic cylinder is started, the pressing block moves downwards, the pressure sensor monitors the pressure during working when the steel structure is subjected to stress bending deformation, the pressure load during detection is detected, and the deformation value detected by the displacement sensor is collected.
(3) According to the stress deformation detection system and the detection method based on the steel structure residence system, the driving motor is started to drive the ball screw to rotate in the forward and reverse directions, so that the sliding seat is driven to move left and right on the surface of the ball screw and the optical axis, and the camera is driven to move left and right, image monitoring on the stress deformation condition of the steel structure is achieved, the camera collects images and transmits the images to the remote terminal, and a user can conveniently obtain the whole process of the steel structure under pressure.
Drawings
FIG. 1 is a perspective view of an external structure of the present invention;
FIG. 2 is a perspective view of a clamping steel structure according to the present invention;
FIG. 3 is a perspective view of the base and the force applying mechanism according to the present invention;
FIG. 4 is a perspective view of the force mechanism of the present invention;
FIG. 5 is a perspective view of the force applying mechanism of the present invention;
FIG. 6 is a perspective view of the running gear of the present invention;
FIG. 7 is a perspective view of the transverse and longitudinal clamping mechanisms of the present invention;
FIG. 8 is a perspective view of the transverse clamping mechanism of the present invention;
FIG. 9 is a perspective cross-sectional view of the longitudinal clamping mechanism of the present invention;
Fig. 10 is a structural perspective view of the longitudinal clamping mechanism in the present invention.
In the figure: 1. a base; 2. a steel structure; 3. a fixed frame; 4. a force application mechanism; 5. a walking mechanism; 6. A transverse clamping mechanism; 7. a longitudinal clamping mechanism; 8. a force-bearing mechanism; 101. a positioning groove; 102. a stress groove; 103. an arc-shaped plate; 401. a hydraulic cylinder; 402. briquetting; 403. a pressure sensor; 501. a fixing plate; 502. a driving motor; 503. a bearing sheet; 504. a coupling; 505. a ball screw; 506. an optical axis; 507. a slide; 508. a camera; 601. a first reversible motor; 602. a first threaded rod; 603. a left thread; 604. a right thread; 605. a first slider; 606. a first clamping block; 607. a rubber pad; 701. a carriage; 702. a second reversible motor; 703. a second threaded rod; 704. a smoothing section; 705. a threaded section; 706. a second slider; 707. a third slider; 708. a second clamping block; 801. A hydraulic telescopic rod; 802. receiving an arc-shaped disc; 803. a displacement sensor.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-10, the present invention provides a technical solution: the stress deformation detection system based on the steel structure residence system comprises a base 1 and a steel structure 2, wherein the upper end of the base 1 is fixedly connected with a steel structure 2 fixing frame 3, the bottom end of the inner wall of the fixing frame 3 is provided with a force application mechanism 4, the side wall of the inner cavity of the fixing frame 3 is provided with a travelling mechanism 5, two sides of the travelling mechanism 5 are provided with transverse clamping mechanisms 6, and the upper end of the transverse clamping mechanism 6 is provided with a longitudinal clamping mechanism 7; the transverse clamping mechanism 6 comprises a first forward and reverse bi-directional motor 601 fixedly connected with one side surface of the base 1, the output end of the first forward and reverse bi-directional motor 601 is fixedly connected with a first threaded rod 602, the first threaded rod 602 is in threaded connection with a symmetrical first sliding block 605, the upper end of the symmetrical first sliding block 605 is fixedly connected with a symmetrical first clamping block 606, and a rubber gasket 607 is adhered to the surface of the symmetrical first clamping block 606; The longitudinal clamping mechanism 7 comprises a sliding frame 701 fixedly connected with the outer side surface of the first clamping block 606, the top end of the sliding frame 701 is fixedly connected with a second forward and reverse bidirectional motor 702, the output end of the second forward and reverse bidirectional motor 702 penetrates through the sliding frame 701 and is fixedly connected with a second threaded rod 703, the upper surface of the second threaded rod 703 is in threaded connection with a second sliding block 706, the lower surface of the second threaded rod 703 is sleeved with a third sliding block 707, the bottom end of the second threaded rod 703 is in rotary connection with the third sliding block 707 through a bearing shaft, one end of the inner side of the second sliding block 706 is fixedly connected with a second clamping block 708, The inner side end of the third sliding block 707 is fixedly connected with the outer side end of the first clamping block 606, the first forward and reverse bi-directional motor 601 is started to drive the first threaded rod 602 to rotate, so that two groups of first sliding blocks 605 are driven to approach each other, the distance between the first clamping blocks 606 is adjusted, meanwhile, the second forward and reverse bi-directional motor 702 is started to drive the second threaded rod 703 to rotate, so that the second sliding block 706 is driven to approach the third sliding block 707, the distance between the second clamping block 708 and the first clamping block 606 is adjusted, so that the first clamping block 606 and the second clamping block 708 clamp and fix the steel structure 2, the fixing test of the steel structures 2 with different specifications is facilitated through the transverse clamping mechanism 6 and the longitudinal clamping mechanism 7, and the device has a simple structure and is convenient and quick to use; the first threaded rod 602 is provided with a left thread 603 and a right thread 604 which are symmetrical, and the first threaded rod 602 is provided with a first slide block 605 which is symmetrical through the left thread 603 and the right thread 604 in a threaded manner, so that the movement of the first slide block 605 is controlled through the first threaded rod 602; the upper surface of the second threaded rod 703 is provided with a thread section 705, the lower surface of the second threaded rod 703 is provided with a smooth section 704, a third sliding block 707 is positioned on the smooth section 705, a second sliding block 706 is positioned on the smooth section 704, and the second sliding block 706 is in sliding connection with the inner wall of the sliding frame 701, so that the movement of the second sliding block 706 is controlled through the second threaded rod 703; the upper end surface of the base 1 is provided with symmetrical positioning grooves 101, a first threaded rod 602 is positioned in the positioning grooves 101, one end of the first threaded rod 602 is rotatably connected with the inner wall of the positioning groove 101, and the other end of the first threaded rod 602 penetrates through the base 1 and is fixedly connected with the output end of the first forward and backward bidirectional motor 601; the upper surface of the base 1 is provided with a stress groove 102, the positioning grooves 101 are positioned at two sides of the stress groove 102, the two ends of the stress groove 102 are fixedly connected with arc plates 103, and the bottom end of the inner wall of the stress groove 102 is fixedly connected with a stress mechanism 8; the stress mechanism 8 comprises a hydraulic telescopic rod 801 fixedly connected with the inner wall of the stress groove 102, the upper end of the hydraulic telescopic rod 801 is fixedly connected with a bearing arc disc 802, the surface of the bearing arc disc 802 is provided with a displacement sensor 803, and the pressure during working is monitored through the pressure sensor 403 to measure the pressure load during detection; The force application mechanism 4 comprises a hydraulic cylinder 401 fixedly connected with the bottom end of the fixed frame 3, the output end of the hydraulic cylinder 401 is fixedly connected with a pressing block 402, a pressure sensor 403 is arranged on the hydraulic cylinder 401, and the deformation value measured by the arranged displacement sensor 803 is collected; The travelling mechanism 5 comprises a fixed plate 501 arranged on a groove on the side wall of the fixed frame 3, one end of the fixed plate 501 is fixedly connected with a driving motor 502, the other end of the fixed plate 501 is fixedly connected with a bearing plate 503, the output end of the driving motor 502 is fixedly connected with a coupler 504, the other end of the coupler 504 is fixedly connected with a ball screw 505, the other end of the ball screw 505 is rotationally connected with one end of the bearing plate 503, two sides of the ball screw 505 are provided with optical axes 506, two ends of the optical axes 506 are respectively fixedly connected with one side of the bearing plate 503 and one side of the driving motor 502, the upper thread of the ball screw 505 is connected with a sliding seat 507, The upper end dead lever of slide 507 is connected with camera 508, drives ball screw 505 forward reverse rotation through driving motor 502 to drive slide 507 and be located ball screw 505 and optical axis 506 surface and move about, and then drive camera 508 and move about, realize carrying out the image monitoring to steel construction 2 atress deformation condition, camera 508 gathers the image, and transmit to remote terminal, the user of being convenient for acquires steel construction 2 pressurized overall process.
The invention also discloses a detection method of the stress deformation detection system based on the steel structure residential system, which specifically comprises the following steps:
S1, performing S1; placing the steel structure 2 to be detected between the transverse clamping mechanism 6 and the longitudinal clamping mechanism 7, starting a first reversible motor 601 to drive a first threaded rod 602 to rotate so as to drive two groups of first sliding blocks 605 to be close to each other and further adjust the distance between the first clamping blocks 606, and simultaneously starting a second reversible motor 702 to drive a second threaded rod 703 to rotate so as to drive a second sliding block 706 to be close to a third sliding block 707, and further adjust the distance between a second clamping block 708 and the first clamping block 606, so that the first clamping block 606 and the second clamping block 708 clamp and fix the steel structure 2;
S2, performing S2; the hydraulic telescopic rod 801 is started to drive the bearing arc disc 802 to form resisting contact on the surface of the steel structure 2, the displacement sensor 803 is started, the hydraulic cylinder 401 is started, the pressing block 402 moves downwards, when the steel structure 2 is subjected to stress bending deformation, the pressure sensor 403 monitors the pressure during working, the pressure load during detection is measured, the deformation value measured by the displacement sensor 803 is collected, the driving motor 502 is started to drive the ball screw 505 to rotate in the forward and reverse directions, the sliding seat 507 is driven to be positioned on the surface of the ball screw 505 and the optical axis 506 to move leftwards and rightwards, the camera 508 is driven to move leftwards and rightwards, the image monitoring is carried out on the stress deformation condition of the steel structure 2, the camera 508 collects images and transmits the images to a remote terminal, and a user can conveniently obtain the whole pressed process of the steel structure 2.
In the embodiment of the present invention, the first reversible motor 601, the second reversible motor 702 and the driving motor 502 are all bidirectional servo motors, the displacement sensor 803, the pressure sensor 403 and the camera 508 are all electrically connected, and the displacement sensor 803, the pressure sensor 403 and the camera 508 transmit the data of the detection process to the remote terminal for storage, processing, display and data table generation.
And all that is not described in detail in this specification is well known to those skilled in the art.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. Stress deformation detecting system based on steel construction house system, including base (1) and steel construction (2), its characterized in that: the upper end of the base (1) is fixedly connected with a fixed frame (3) of the steel structure (2), a force application mechanism (4) is arranged at the bottom end of the inner wall of the fixed frame (3), a travelling mechanism (5) is arranged on the side wall of the inner cavity of the fixed frame (3), transverse clamping mechanisms (6) are arranged on two sides of the travelling mechanism (5), and a longitudinal clamping mechanism (7) is arranged at the upper end of the transverse clamping mechanism (6);
The transverse clamping mechanism (6) comprises a first forward and reverse bidirectional motor (601) fixedly connected with one side surface of the base (1), the output end of the first forward and reverse bidirectional motor (601) is fixedly connected with a first threaded rod (602), a symmetrical first sliding block (605) is connected to the first threaded rod (602) in a threaded manner, a symmetrical first clamping block (606) is fixedly connected to the upper end of the first sliding block (605), and a rubber pad (607) is adhered to the surface of the symmetrical first clamping block (606);
The vertical clamping mechanism (7) comprises a sliding frame (701) fixedly connected with the outer side surface of a first clamping block (606), a second positive and negative bidirectional motor (702) is fixedly connected to the top end of the sliding frame (701), the output end of the second positive and negative bidirectional motor (702) penetrates through the sliding frame (701) and is fixedly connected with a second threaded rod (703), a second sliding block (706) is connected to the upper surface of the second threaded rod (703) in a threaded manner, a third sliding block (707) is sleeved on the lower surface of the second threaded rod (703), the bottom end of the second threaded rod (703) is rotatably connected with the third sliding block (707) through a bearing shaft, a second clamping block (708) is fixedly connected to the inner side end of the second sliding block (706), and the inner side end of the third sliding block (707) is fixedly connected with the outer side end of the first clamping block (606);
the stress mechanism (8) comprises a hydraulic telescopic rod (801) fixedly connected with the inner wall of the stress groove (102), the upper end of the hydraulic telescopic rod (801) is fixedly connected with a bearing arc disc (802), and the surface of the bearing arc disc (802) is provided with a displacement sensor (803);
The force application mechanism (4) comprises a hydraulic cylinder (401) fixedly connected with the bottom end of the fixed frame (3), the output end of the hydraulic cylinder (401) is fixedly connected with a pressing block (402), and a pressure sensor (403) is arranged on the hydraulic cylinder (401);
The walking mechanism (5) comprises a fixed plate (501) arranged on a groove on the side wall of the fixed frame (3), one end of the fixed plate (501) is fixedly connected with a driving motor (502), the other end of the fixed plate (501) is fixedly connected with a bearing sheet (503), the output end of the driving motor (502) is fixedly connected with a coupler (504), the other end of the coupler (504) is fixedly connected with a ball screw (505), the other end of the ball screw (505) is rotationally connected with one end of the bearing sheet (503), two sides of the ball screw (505) are provided with an optical axis (506) and two ends of the optical axis (506) are respectively fixedly connected with one side of the bearing sheet (503) and one side of the driving motor (502), the upper thread of the ball screw (505) is connected with a sliding seat (507), and a camera (508) is connected with an upper end fixing rod of the sliding seat (507).
The upper surface of second threaded rod (703) is equipped with screw thread section (705), the lower surface of second threaded rod (703) is equipped with smooth section (704), third slider (707) are located smooth section (704), second slider (706) are located screw thread section (705), second slider (706) and slide bracket (701) inner wall sliding connection.
2. The steel structure residential system-based stress deformation detection system as claimed in claim 1, wherein: the novel threaded rod is characterized in that a symmetrical left thread (603) and a symmetrical right thread (604) are arranged on the first threaded rod (602), and symmetrical first sliding blocks (605) are connected to the first threaded rod (602) through the left thread (603) and the right thread (604) in a threaded mode.
3. The steel structure residential system-based stress deformation detection system as claimed in claim 1, wherein: the utility model discloses a motor, including base (1), first threaded rod (602), first positive and negative bi-directional motor (601), first threaded rod (602) are located the constant head tank (101) and the inner wall rotation connection of one end constant head tank (101) of first threaded rod (602), the other end of first threaded rod (602) runs through base (1) and with the output fixed connection of first positive and negative bi-directional motor (601).
4. A steel structure residential system based stress deformation detection system as claimed in claim 3, wherein: the novel bearing device is characterized in that a stress groove (102) is formed in the upper surface of the base (1), the positioning grooves (101) are located on two sides of the stress groove (102), arc plates (103) are fixedly connected to two ends of the stress groove (102), and a stress mechanism (8) is fixedly connected to the bottom end of the inner wall of the stress groove (102).
5. The detection method of the stress deformation detection system based on the steel structure residential system is characterized by comprising the following steps of: the stress deformation detection system based on the steel structure residential system as claimed in any one of claims 1 to 4, specifically comprising the following steps:
S1, performing S1; placing a steel structure (2) to be detected between a transverse clamping mechanism (6) and a longitudinal clamping mechanism (7), starting a first positive and negative bidirectional motor (601) to drive a first threaded rod (602) to rotate, so as to drive two groups of first sliding blocks (605) to be close to each other, further adjusting the distance between the first clamping blocks (606), and simultaneously starting a second positive and negative bidirectional motor (702) to drive a second threaded rod (703) to rotate, so as to drive a second sliding block (706) to be close to a third sliding block (707), further adjusting the distance between a second clamping block (708) and the first clamping block (606), and enabling the first clamping block (606) and the second clamping block (708) to clamp and fix the steel structure (2);
s2, performing S2; opening the hydraulic telescopic rod (801) to drive and accept arc dish (802) and form and resist the contact and open displacement sensor (803) to the surface of steel construction (2), opening hydraulic cylinder (401) for briquetting (402) move down, when making steel construction (2) atress bending deformation, pressure sensor (403) monitor the pressure of during operation, pressure load when measuring detects, collect the processing through the deformation value that displacement sensor (803) measured, open driving motor (502) and drive ball screw (505) forward or reverse rotation, thereby drive slide (507) and be located ball screw (505) and optical axis (506) surface and move left or right, and then drive camera (508) left or right movement, realize carrying out image monitoring to steel construction (2) atress deformation condition, camera (508) gather the image, and transmit to remote terminal, the user of being convenient for obtains the whole process of steel construction (2) atress.
6. The method for detecting the stress deformation detection system based on the steel structure residential system according to claim 5, wherein: the first positive and negative bi-directional motor (601), the second positive and negative bi-directional motor (702) and the driving motor (502) are bi-directional servo motors, the displacement sensor (803), the pressure sensor (403) and the camera (508) are electrically connected, and the displacement sensor (803), the pressure sensor (403) and the camera (508) are used for transmitting data of a detection process to a remote terminal for storage, processing, display and data table generation.
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| CN114486024B (en) * | 2022-02-16 | 2023-12-29 | 浙江新鑫钢结构有限公司 | Rapid stress detection system for multi-arc steel member and self-vibration method thereof |
| CN117146726B (en) * | 2023-10-26 | 2024-01-12 | 中铁建工集团有限公司 | Overhead station roof maintenance device and use method |
| CN117420034B (en) * | 2023-12-18 | 2024-02-23 | 哈尔滨学院 | Exercise equipment welding strength detection device |
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