CN113640382A

CN113640382A - Steel structure detection equipment and detection method using same

Info

Publication number: CN113640382A
Application number: CN202110986590.XA
Authority: CN
Inventors: 蒋建国; 顾燕菁; 汪佳琪
Original assignee: Hangzhou Guohua Testing Technology Co ltd
Current assignee: Hangzhou Guohua Testing Technology Co ltd
Priority date: 2021-08-26
Filing date: 2021-08-26
Publication date: 2021-11-12
Anticipated expiration: 2041-08-26
Also published as: CN113640382B

Abstract

The application relates to steel structure detection equipment and a detection method using the same, which relate to the technical field of steel structures and comprise a rack and a detection device, wherein the detection device comprises a detection device body; the sliding block is arranged on the rack, and the probe is arranged on the sliding block; the driving mechanism is arranged on the rack and is used for driving the sliding block to move; the adding mechanism is arranged on the sliding block and is used for adding the coupling agent; and the clamping mechanism is arranged on the rack and is used for clamping the steel structure. This application is through placing the steel construction in the frame, and fixture starts the centre gripping steel construction, and on adding the mechanism and adding the couplant to the welding seam, actuating mechanism starts to drive the probe and removes to contradict to the couplant on, consequently the probe detects the welding seam to the condition that the position is not right appears when having reduced artifical couplant that adds, it is certain with the welding seam position to keep the probe simultaneously, has improved the detection precision of probe to the welding seam with this.

Description

Steel structure detection equipment and detection method using same

Technical Field

The application relates to the technical field of steel structure production, in particular to steel structure detection equipment and a detection method using the same.

Background

The steel structure engineering is a structure mainly made of steel, mainly comprises steel beams, steel columns, steel trusses and other members made of section steel, steel plates and the like, all the members or components are usually connected by welding seams, bolts or rivets, and the steel structure engineering is one of main building structure types; because of its light dead weight, and construction is simple and convenient, widely apply to fields such as large-scale factory building, bridge, venue, superelevation layer.

The welding seam connection and the bolt connection are two main modes of steel structure engineering member connection, wherein the welding seam connection has the largest workload in the construction of a steel structure, the problem is most likely to occur, the quality of the welding seam connection is ensured, the welding construction is effectively detected, and the welding seam connection and the bolt connection are the important factors in the quality control of the steel structure engineering; at present, the methods for nondestructive inspection of steel structures mainly comprise: penetration detection, ray detection, ultrasonic detection and the like are most common in practical application engineering, and a coupling agent is required to be added during ultrasonic detection for removing air between a probe and a detected object, so that ultrasonic waves can effectively penetrate into a workpiece to achieve the purpose of detection.

With respect to the related art among the above, the inventors consider that the following drawbacks exist: when detecting the steel structure welding seam, need the manual work add the couplant on the welding seam earlier, then handheld probe removes and detects the welding seam, and manual addition couplant position and quantity are uncertain, but also can appear the couplant and add the inhomogeneous and make the too little condition of couplant on the local welding seam, and the position that the probe removed when the manual removal probe detected simultaneously also can not be confirmed, consequently leads to the probe to the detection precision of welding seam lower.

Disclosure of Invention

In order to improve the detection precision of the probe to the weld joint, the application provides steel structure detection equipment and a detection method using the steel structure detection equipment.

First aspect, the application provides a steel construction check out test set adopts following technical scheme:

a steel structure detection device comprises a rack and a detection device arranged on the rack, wherein the detection device comprises a detection device body;

the sliding block is arranged on the rack, and the probe is arranged on the sliding block;

the driving mechanism is arranged on the rack and is used for driving the sliding block to move;

the adding mechanism is arranged on the sliding block and is used for adding a coupling agent to the welding seam of the steel structure;

and the clamping mechanism is arranged on the rack and is used for clamping the steel structure.

Through adopting above-mentioned technical scheme, place the frame with the steel construction, fixture starts the centre gripping steel construction, add the mechanism and add the couplant on the welding seam, actuating mechanism starts to drive the sliding block and removes, the sliding block removes and drives the probe and remove, the probe contradicts on the couplant on the welding seam, the probe detects the welding seam, consequently, confirm the position and the quantity that the couplant added according to the position of welding seam, the not right condition in position appears when having reduced artifical couplant that adds, also reduced because of adding the couplant and add the probability that the local welding seam appears on the couplant and add the too little condition, it is certain with the welding seam position to keep probe and welding seam position simultaneously, thereby improved the detection precision of probe to the welding seam, also reduced artifical couplant simultaneously and added too much and caused the extravagant probability of couplant.

Optionally, the drive mechanism comprises;

the sliding plate is arranged on the rack in a sliding mode, the sliding block is arranged on the sliding plate in a sliding mode, and the sliding direction of the sliding plate is perpendicular to that of the sliding block;

the rotating screw is rotatably arranged on the rack and is in threaded connection with the sliding plate;

the driving motor is arranged on the rack and is connected with the rotating screw;

the lifting screw is rotatably arranged on the sliding plate and is in threaded connection with the sliding block;

the lifting motor is arranged on the sliding plate and is connected with the lifting screw;

and the distance detector is arranged on the sliding block and is used for detecting the distance between the probe and the steel structure positioned on one side of the probe and is electrically connected with the lifting motor.

Through adopting above-mentioned technical scheme, rotate the motor and start to drive and rotate the screw rod and rotate, rotate the screw rod and rotate and drive sliding block and probe and remove, the probe detects the butt weld, simultaneously apart from the detector detects the distance between the steel construction that is located dyeing head one side and the probe, apart from the detector control elevator motor start drive lifting screw rotate, lifting screw rotates and drives sliding block and probe and remove, make this keep the suitable distance that the probe detected between probe and the welding seam, thereby further improved the detection precision to the butt weld.

Optionally, the adding mechanism comprises;

the holding box is provided with a sliding block and contains a coupling agent;

the conveying pipe is arranged on the accommodating box and is provided with an adding pipe facing the welding line, a flat end which is flat and covers the width direction of the welding line in the length direction is arranged on the adding pipe, and a control valve is arranged on the conveying pipe;

the pressure stabilizing pump is arranged in the accommodating box and is communicated with the accommodating box;

and the pressure detector is arranged in the accommodating box, is used for detecting the pressure in the accommodating box and is electrically connected with the pressure stabilizing pump.

By adopting the technical scheme, the pressure detector detects the pressure in the containing box, the pressure detector controls the pressure stabilizing pump to maintain the pressure in the containing box, the couplant is added to the welding line through the conveying pipe, the adding pipe and the flat end under the action of pressure, so that the couplant is added to the welding line, when the couplant is not required to be added, the control valve is closed, the pressure detected by the pressure detector is unchanged, the pressure stabilizing pump automatically stops running, the pressure stabilizing pump is not required to be manually closed, and the energy loss caused by the running of the pressure stabilizing pump is reduced; meanwhile, the length direction of the flat end covers the width direction of the welding line, so that the sliding block is only needed to drive the flat end to move along the length direction of the welding line when the couplant is added, the time spent on adding the couplant is shortened, and the efficiency of detecting the steel structure is improved.

Optionally, the two clamping mechanisms are arranged on two sides of the steel structure, and each clamping mechanism comprises a clamping mechanism body;

the clamping cylinder is arranged on the rack;

the mounting block is arranged on the clamping cylinder piston rod;

and the distance between the clamping plates and the end, far away from the mounting block, of the mounting block is greater than the distance between the clamping plates and the end, close to the mounting block, of the mounting block, and the clamping plates are tightly abutted to the steel structure.

Through adopting above-mentioned technical scheme, the centre gripping cylinder starts to drive the installation piece and removes, and the installation piece removes and drives two clamp plates and be close to the steel construction, therefore four clamp plates cooperation on two installation pieces press from both sides tight steel construction, have also reduced the probability that the steel construction takes place to remove on the clamp plate simultaneously, have improved fixture to the location effect of steel construction.

Optionally, a conveying device for conveying the steel structure is arranged on the rack, and the conveying device comprises;

the support rods are arranged on the rack, and the steel structure is placed on the support rods;

the conveying cylinder is arranged on the rack;

the push plate is arranged on the piston rod of the conveying cylinder and is in contact with the steel structure, a placing plate for supporting the steel structure is arranged on the push plate, and a positioning block for positioning the steel structure is arranged on the placing plate;

the locating plate, the locating plate sets up in the frame and the steel construction is pushed down and is contradicted to the locating plate and fix a position down in the push pedal.

The steel structure is placed manually at different positions each time, so that the position of the steel structure and the probe are staggered with each other, and the detection precision of the probe on the steel structure is reduced;

through adopting above-mentioned technical scheme, place the bracing piece with steel construction one end on, then place the steel construction other end place the board on and contradict the push pedal, promote the steel construction and contradict and advance line location on the locating piece, then carry the cylinder to start to drive the push pedal and remove, the push pedal removes and drives the steel construction and remove towards detection device, the steel construction is contradicted and is fixed a position on the locating plate, then carry the cylinder to start to drive push pedal and locating piece rebound, thereby the condition of steel construction and the mutual dislocation of probe has been reduced, the detection precision of probe to the steel construction has been improved.

Optionally, a cleaning device for cleaning the steel structure weld is arranged on the frame, and the cleaning device comprises;

the cleaning pipe is arranged on the rack and provided with an air inlet cavity, a plurality of air outlet holes communicated with the air inlet cavity are formed in the inner side wall of the cleaning pipe along the axis array of the cleaning pipe, and the air outlet holes

A plurality of cleaning pipes are arranged in a circumferential array around the axis of the cleaning pipe and are in an inclined state;

the air blower, the air blower sets up in the frame and is provided with the intake pipe with the chamber intercommunication that admits air, pass the clearance pipe and gaseous clearance through the venthole makes impurity keep away from detection device one end from the clearance pipe and shift out when the steel construction is carried.

Impurities in the air are easy to adhere to the welding seams, so the impurities can be mixed into the coupling agent during detection, and the detection precision of the probe on the steel structure is reduced;

by adopting the technical scheme, the blower is started, gas enters the gas inlet cavity through the gas inlet pipe, and finally the gas is output through the gas outlet hole to clean impurities on the welding seam, so that the probability of the impurities mixed into the coupling agent is reduced, and the detection precision of the probe on the steel structure is improved; meanwhile, the inclined air outlet enables impurities separated from the welding seam to move from one end, far away from the detection device, of the cleaning pipe, so that the probability that the scattered impurities continue to be attached to the welding seam is reduced, and the detection precision of the probe on the steel structure is further improved.

Optionally, a control device for controlling the blower is arranged on the frame, and the control device includes;

the induction plate is arranged on the push plate;

infrared inductor, infrared inductor sets up in the frame and is connected with the air-blower electricity, works as when the push pedal promotes the steel construction welding seam and gets into the clearance pipe, the tablet makes the air-blower start-up operation with infrared inductor response, and when the push pedal promoted the steel construction welding seam and leaves the clearance pipe, the tablet makes the air-blower stall with infrared inductor response.

Through adopting above-mentioned technical scheme, the push pedal is removed and is driven tablet and steel construction and remove, when the welding seam got into the clearance intraductal on the steel construction, tablet and infrared inductor response, infrared inductor control air-blower starts and clears up the steel construction, and the welding seam breaks away from the clearance pipe back on the steel construction, the tablet breaks away from with infrared inductor, infrared inductor control air-blower stop motion, the probability that the air-blower still ran when having reduced need not to clear up the welding seam, thereby also saved the energy when guaranteeing to clear up the welding seam.

Optionally, the rack is provided with a rotating ring in a rotating manner, the two clamping mechanisms are arranged on the rotating ring, the supporting rod is arranged on the rotating ring, the positioning plate is located on the supporting rod, and the rack is provided with a rotating device for driving the rotating ring to rotate.

The steel structure is provided with a plurality of welding seams for connecting hollow steel pipes, so that the hollow parts of the steel pipes can generate adverse effects on the detection of the probe, and the rotation detection of the steel structure is necessary to improve the detection precision of the probe on the steel structure;

through adopting above-mentioned technical scheme, rotating device starts to drive the swivel becket and rotates, and the swivel becket rotates and accomplishes the rotation after driving steel construction, fixture, locating plate and bracing piece rotation round, and when the steel construction rotated, the probe detected the weld to this has improved the detection precision of probe to the steel construction.

Optionally, the rotating device comprises;

the first gear is arranged on the outer side wall of the rotating ring, and the steel structure penetrates through the rotating ring;

the rotating motor is arranged on the rack;

and a second gear provided on the output shaft of the rotating motor and engaged with the first gear.

Through adopting above-mentioned technical scheme, rotate the motor and start and drive the second gear rotation, the second gear rotation drives first gear rotation, and first gear rotation drives the rotating ring and rotates the round to this realizes rotating the motor and starts and drive the rotating ring and rotate the round.

In a second aspect, the application provides a steel structure detection method, which adopts the following technical scheme:

a steel structure detection method comprises the following steps;

comprises the following steps;

s1, classifying the steel structure welding seams according to different requirements, and dividing the steel structure welding seams into primary welding seams, secondary welding seams and tertiary welding seams;

s2, firstly, carrying out appearance detection on the welding seams of the three types, then placing the steel structure on the detection equipment according to different types of requirements, and detecting the welding seams of the steel structure by the detection equipment;

s3, recording the detection result;

and S4, marking the steel structure according to different detection results.

By adopting the technical scheme, the steel structure welding seam is divided into three categories of a first-level welding seam, a second-level welding seam and a third-level welding seam, appearance detection is carried out on the three steel structure welding seams, then the steel structure is placed on the detection equipment, the detection equipment detects the steel structure welding seam according to different detection requirements, the detected steel structure data is recorded, and finally the steel structure is marked to be qualified and unqualified, so that the detection of the steel structure is completed.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the steel structure is placed on the rack, the clamping mechanism starts to clamp the steel structure, the adding mechanism adds the couplant to the weld joint, and the driving mechanism starts to drive the probe to move and abut against the couplant, so that the probe detects the weld joint, the situation that the position is not aligned when the couplant is added manually is reduced, and meanwhile, the position of the probe and the position of the weld joint are kept to be constant, so that the detection precision of the probe on the weld joint is improved;

2. the blower is started, and the gas outlet hole outputs impurities on the welding seam to be cleaned, so that the probability of the impurities mixed into the coupling agent is reduced, and the detection precision of the probe on the steel structure is improved; meanwhile, the inclined air outlet enables impurities separated from the welding line to move from one end of the cleaning pipe away from the detection device, so that the probability that the scattered impurities are continuously attached to the welding line is reduced, and the detection precision of the probe on the steel structure is further improved;

3. the movable induction plate is moved through the push plate, when a welding seam enters the cleaning pipe on the steel structure, the infrared inductor controls the air blower to start to clean the steel structure, and after the welding seam is separated from the cleaning pipe on the steel structure, the infrared inductor controls the air blower to stop running, so that the probability that the air blower still runs when the welding seam is not required to be cleaned is reduced, and the energy is saved when the welding seam is ensured to be cleaned.

Drawings

FIG. 1 is a schematic perspective view of the present application;

FIG. 2 is a schematic view of the clamping mechanism of the present application;

FIG. 3 is a partial schematic structural view of the present application, showing primarily the clamping mechanism;

FIG. 4 is a schematic diagram of the structure of the conveying device, the cleaning device and the control device in the present application;

FIG. 5 is a schematic structural view of the cleaning apparatus of the present application, in which the side wall of the cleaning pipe is cut away;

FIG. 6 is a schematic diagram of the structure of the detection device of the present application;

FIG. 7 is a schematic view of the drive mechanism of the present application;

fig. 8 is a schematic structural view of the addition mechanism of the present application, in which the side wall of the housing box is cut away.

Reference numerals: 1. a frame; 11. a fixing ring; 12. a rotating ring; 13. a support frame; 131. a moving groove; 14. a probe; 15. a steel structure; 2. a rotating device; 21. a first gear; 22. rotating the motor; 23. a second gear; 24. installing a shaft; 3. a conveying device; 31. a support bar; 32. a conveying cylinder; 33. pushing the plate; 34. positioning a plate; 35. a connecting rod; 36. placing the plate; 37. positioning blocks; 4. a detection device; 41. a sliding block; 5. a drive mechanism; 51. a slide plate; 511. a sliding groove; 52. rotating the screw; 53. a drive motor; 54. a lifting screw; 55. a lifting motor; 56. a distance detector; 57. a sliding groove; 6. an adding mechanism; 61. an accommodating box; 62. a delivery pipe; 621. a control valve; 622. an addition pipe; 623. a flat end; 63. a pressure stabilizing pump; 631. an air inlet pipe; 64. a pressure detector; 65. adding a tube; 66. a control switch; 7. a clamping mechanism; 71. a clamping cylinder; 72. mounting blocks; 73. a clamping plate; 8. a cleaning device; 81. cleaning the pipe; 82. a blower; 821. a gas delivery pipe; 83. an air inlet cavity; 84. an air outlet; 9. a control device; 91. an induction plate; 92. an infrared sensor; 93. a connecting plate; 94. and a support plate.

Detailed Description

The present application is described in further detail below with reference to figures 1-8.

The embodiment of the application discloses steel construction check out test set.

In the embodiment, the distance detector 56 is E3JK-DR11, the pressure detector 64 is SIN-P300, and the infrared sensor 92 is TB12J-D15N 1.

Referring to fig. 1, the steel structure detection equipment includes a frame 1, a detection device 4 disposed on the frame 1 and used for detecting the weld of the steel structure 15, and a conveying device 3 disposed on the frame 1 and used for conveying the steel structure 15.

Referring to fig. 1 and 2, fixed ring 11 that two horizontal intervals set up is fixed to fixed mounting on the frame 1 upper surface, and all rotate on the solid fixed ring 11 wall both sides of the back of the body and install swivel becket 12, and the dead ring 11 coincides and is the horizontality with swivel becket 12's axis simultaneously, and the solid fixed ring 11 is the same with swivel becket 12 inner ring diameter simultaneously, and swivel becket 12 external diameter is greater than solid fixed ring 11 external diameter simultaneously.

Referring to fig. 1 and 2, a rotating device 2 for driving the rotating ring 12 to rotate is arranged on the frame 1, the rotating device 2 comprises a first gear 21, a rotating motor 22 and a second gear 23, and the first gear 21 is provided with two gears and is coaxially and fixedly arranged on the outer annular surfaces of the two rotating rings 12 respectively; a horizontal mounting shaft 24 is rotatably mounted on the frame 1 below the first gear 21, and the mounting shaft 24 is parallel to the axis of the rotating ring 12.

Referring to fig. 2 and 3, the driving motor 53 is fixedly installed on the frame 1, and the output shaft is connected to the installation shaft 24, two second gears 23 are provided and are connected to the installation shaft 24 by key, and the two second gears 23 are respectively engaged with the two first gears 21; the driving motor 53 is started to drive the mounting shaft 24 and the two second gears 23 to rotate, and the two second gears 23 rotate to drive the two first gears 21 and the two rotating rings 12 to rotate simultaneously.

Referring to fig. 3 and 4, the conveying device 3 includes a support rod 31, a conveying cylinder 32, a push plate 33 and a positioning plate 34, connecting rods 35 are fixedly mounted on two opposite side walls of the two rotating rings 12 and below the axes of the rotating rings 12, and the connecting rods 35 are in a horizontal state and parallel to the axes of the rotating rings 12 in the length direction; two support rods 31 are arranged and are respectively fixedly arranged at the opposite ends of the two connecting rods 35, and meanwhile, the support rods 31 are vertically upward; the two ends of the steel structure 15 are placed on the upper surfaces of the two support rods 31, meanwhile, the central connecting line of the two end faces of the steel structure 15 coincides with the axis of the rotating ring 12, and the welding line of the steel structure 15 is located between the two rotating rings 12.

Referring to fig. 1 and 4, the conveying cylinder 32 is fixedly installed on the upper surface of the frame 1, the conveying cylinder 32 is located at one side of the two rotating rings 12, and simultaneously, the piston rod of the conveying cylinder 32 is overlapped with the axis of the rotating ring 12 and extends to a side close to the rotating ring 12; the push plate 33 is fixedly mounted on the piston rod of the conveying cylinder 32 and is in a vertical state, a placing plate 36 for supporting the steel structure 15 is fixedly mounted on the side wall of the push plate 33 close to one side of the support rod 31, and a positioning block 37 for positioning the steel structure 15 is fixedly mounted on the upper surface of the placing plate 36.

Referring to fig. 3 and 4, when the steel structure 15 is conveyed, one end of the steel structure 15 is placed on the upper surface of the support rod 31 near one side of the push plate 33, while the other end of the steel structure 15 is placed on the upper surface of the placing plate 36 and the push plate 33 abuts, and at the same time, the side wall of the steel structure 15 abuts against the positioning block 37 for positioning; after the steel structure 15 is placed and is accomplished, carry cylinder 32 to start and drive push pedal 33 and remove, push pedal 33 promotes steel structure 15 and passes two swivel rings 12 and contradict with locating plate 34, then carry cylinder 32 to start and drive push pedal 33 and move back to this realizes steel structure 15's transport.

Referring to fig. 1 and 4, the detection device 4 is located between the two rotating rings 12, a cleaning device 8 is arranged on the rack 1 and between the two rotating rings 12 and the push plate 33, and the cleaning device 8 is used for cleaning the weld joint of the steel structure 15 before detection; the cleaning device 8 comprises a cleaning pipe 81 and a blower 82, the cleaning pipe 81 is fixedly arranged on the frame 1 and is positioned between the two rotating rings 12 and the push plate 33, meanwhile, the axes of the cleaning pipe 81 and the rotating rings 12 are overlapped, and the inner diameters of the cleaning pipe 81 and the rotating rings 12 are the same; and the blower 82 is fixedly installed on the upper surface of the frame 1 at one side of the cleaning pipe 81.

Referring to fig. 3 and 4, when the steel structure 15 is placed for transportation, one end of the steel structure 15 is placed on the upper surface of the support rod 31 through the cleaning pipe 81, the other end of the steel structure 15 abuts against the push plate 33, and the welding line on the steel structure 15 is located on the side of the cleaning pipe 81 away from the rotating ring 12.

Referring to fig. 4 and 5, an annular air inlet cavity 83 is formed in the cleaning pipe 81, an air pipe 821 fixedly connected with the outer side wall of the cleaning pipe 81 is fixedly installed on the blower 82, and meanwhile, the air pipe 821 is communicated with the air inlet cavity 83 so that air enters the air inlet cavity 83; a plurality of air outlets 84 are arranged on the inner side wall of the cleaning pipe 81 along the axial line array of the cleaning pipe 81, and the air outlets 84 are also arranged

Be provided with a plurality ofly around clearance pipe 81 axis circumference array, simultaneously venthole 84 is the tilt state and communicates with air inlet chamber 83, and gaseous clearance is gone up to impurity through venthole 84 to the welding seam for impurity moves out from the clearance pipe 81 one end of keeping away from detection device 4.

Referring to fig. 1 and 4, a control device 9 for controlling the start and stop of the blower 82 is arranged on the frame 1, the control device 9 includes an induction plate 91 and an infrared sensor 92, a connecting plate 93 is fixedly mounted on a side wall of the push plate 33 on the side away from the cleaning pipe 81, and the length direction of the connecting plate 93 is parallel to the axis of the piston rod of the conveying cylinder 32; the induction plate 91 is fixedly arranged at one end of the connecting plate 93 far away from the push plate 33, and the induction plate 91 is positioned at one side of the connecting plate 93 far away from the conveying cylinder 32.

Referring to fig. 1 and 4, a vertical support plate 94 is fixedly mounted on the upper surface of the frame 1 and on one side of the conveying cylinder 32, an infrared sensor 92 is fixedly mounted on a side wall of the support plate 94 close to one side of the sensing plate 91, and the infrared sensor 92 and the sensing plate 91 are on the same horizontal plane; a control box for controlling the start and stop of the blower 82 is fixedly arranged on the supporting plate 94, and the infrared sensor 92 is electrically connected with the control box; when the push plate 33 drives the weld on the steel structure 15 to enter the cleaning pipe 81, the induction plate 91 and the infrared inductor 92 control the blower 82 to start, and when the push plate 33 drives the weld on the steel structure 15 to output the cleaning pipe 81, the induction plate 91 is separated from the infrared inductor 92, and the infrared inductor 92 controls the blower 82 to stop running.

Referring to fig. 1 and 6, the detection device 4 includes a sliding block 41 and a driving mechanism 5, a support frame 13 is fixedly installed on the upper surface of the frame 1 and between the two rotating rings 12, and the support frame 13 extends above the steel structure 15; the sliding block 41 is installed on the support frame 13 in a sliding mode, the probe 14 of the ultrasonic detector is fixedly installed on the sliding block 41, the probe 14 is vertically downward and is arranged corresponding to a welding seam of the steel structure 15, and meanwhile the probe 14 detects the welding seam; the driving mechanism 5 is arranged on the supporting frame 13, and the driving mechanism 5 is used for driving the sliding block 41 to move.

Referring to fig. 6 and 7, the driving mechanism 5 includes a sliding plate 51, a rotating screw 52, a driving motor 53, a lifting screw 54, a lifting motor 55 and a distance detector 56, a moving slot 131 is formed on the support frame 13, the sliding plate 51 is horizontally slidably mounted on the moving slot 131, the sliding direction of the sliding plate 51 is perpendicular to the axis of the rotating ring 12 and parallel to the length direction of the welding seam, and meanwhile, the sliding plate 51 is located above the steel structure 15; the rotating screw 52 is rotatably installed on the moving groove 131, the rotating screw 52 is in threaded connection with the sliding plate 51 and is in a horizontal state, the driving motor 53 is fixedly installed on the supporting frame 13, and the output shaft of the driving motor 53 is connected with the rotating screw 52.

Referring to fig. 6 and 7, a vertical sliding groove 511 is formed in a side wall of the sliding plate 51 on the side away from the moving groove 131, the sliding block 41 is vertically slidably mounted on the sliding groove 57, and the probe 14 is located at one end of the sliding block 41 away from the sliding groove 57. The lifting screw 54 is rotatably installed on the sliding groove 511, the lifting screw 54 is in threaded connection with the sliding block 41 and is in a vertical state, and the lifting motor 55 is fixedly installed on the top end of the sliding plate 51 and is connected with the lifting screw 54; the distance detector 56 is fixedly installed on the lower surface of the sliding block 41, the distance detector 56 is located on one side of the probe 14, the distance detector 56 is used for detecting the distance between the probe 14 and the steel structure 15 located on one side of the probe 14, and when the sliding block 41 moves to enable the distance detector 56 to be separated from the steel structure 15, the probe 14 is separated from the welding seam.

Referring to fig. 6 and 7, a distance detector 56 detects the distance between the probe 14 and the steel structure 15 on one side of the probe 14, the distance detector 56 controls a lifting motor 55 to start to drive a lifting screw 54 to rotate, the lifting screw 54 rotates to drive a sliding block 41 and the probe 14 to move, so that a specified distance is kept between the probe 14 and a welding seam, then a driving motor 53 starts to drive a rotating screw 52 to rotate, and the rotating screw 52 rotates to drive a sliding plate 51 and the probe 14 to move together.

Referring to fig. 6 and 8, the detection device 4 further includes an adding mechanism 6, the adding mechanism 6 is disposed on the sliding block 41, and the adding mechanism 6 is used for adding a coupling agent to the weld of the steel structure 15; the adding mechanism 6 comprises an accommodating box 61, a conveying pipe 62, a pressure stabilizing pump 63 and a pressure detector 64, the accommodating box 61 is fixedly installed on the side wall of the sliding block 41 perpendicular to the sliding direction of the sliding plate 51 and is provided with a coupling agent, an adding pipe 65 is fixedly installed on the upper surface of the accommodating box 61, the adding pipe 65 is used for adding the coupling agent into the accommodating box 61, and a control switch 66 for controlling opening and closing is fixedly installed on the adding pipe 65.

Referring to fig. 6 and 8, the delivery pipe 62 is fixedly installed on the lower surface of the accommodating box 61, and the delivery pipe 62 is communicated with the inside of the accommodating box 61 and vertically arranged downward, and meanwhile, the delivery pipe 62 is fixedly installed with a control valve 621; the bottom end of the conveying pipe 62 is integrally provided with an adding pipe 622 which inclines downwards and faces the probe 14, one end, away from the conveying pipe 62, of the adding pipe 622 is integrally provided with a flat end 623, the length direction of the flat end 623 is perpendicular to the width direction of the welding line, meanwhile, the length direction of the flat end 623 covers the width direction of the welding line, the couplant in the containing box 61 is added to the welding line right below the probe 14 through the conveying pipe 62 and the adding pipe 622, the couplant covers the width direction of the welding line, and the probe 14 is in contact with the couplant during detection.

Referring to fig. 6 and 8, a pressure stabilizing pump 63 is fixedly arranged on the upper surface of the accommodating box 61, an air inlet pipe 631 fixedly connected with the upper surface of the accommodating box 61 is fixedly arranged on the pressure stabilizing pump 63, and the air inlet pipe 631 is communicated with the inside of the accommodating box 61; the pressure detector 64 is fixedly installed on the inner top wall of the containing box 61, the pressure detector 64 is located above the couplant in the containing box 61, the pressure detector 64 detects the pressure in the containing box 61, the control box for controlling the pressure stabilizing pump 63 is fixedly installed on the upper surface of the containing box 61, the pressure detector 64 is electrically connected with the control box, and the pressure detector 64 detects the pressure in the containing box 61.

Referring to fig. 6 and 8, the control valve 621 is opened, the couplant is added to the weld joint directly below the probe 14 through the delivery pipe 62, the adding pipe 622 and the flat end 623 in sequence under the action of the pressure in the accommodating box 61, the pressure in the accommodating box 61 is reduced after the couplant is reduced, the pressure detector 64 controls the pressure stabilizing pump 63 to be started, the gas enters the accommodating box 61 through the air inlet pipe 631 to maintain the pressure in the accommodating box 61, so that the couplant is continuously added to the weld joint, after the couplant is added, the control valve 621 is closed, and after the pressure in the accommodating box 61 is unchanged, the pressure detector 64 controls the pressure stabilizing pump 63 to be closed.

Referring to fig. 1 and 2, the detection device 4 further includes a clamping mechanism 7, the clamping mechanism 7 is disposed on two side walls located on opposite sides of the two rotating rings 12, and the clamping mechanism 7 is used for clamping a steel structure 15; the clamping mechanism 7 on each rotating ring 12 is provided with two sides which are located on the horizontal direction of the steel structure 15, each clamping mechanism 7 comprises a clamping cylinder 71, an installation block 72 and two clamping plates 73, the clamping cylinders 71 are fixedly installed on the side walls of the rotating rings 12, and piston rods of the clamping cylinders 71 horizontally extend to the side close to the steel structure 15.

Referring to fig. 2 and 3, the mounting block 72 is fixedly mounted on the piston rod of the clamping cylinder 71, the two clamping plates 73 are fixedly mounted on the side wall of the mounting block 72 close to one side of the steel structure 15, the two clamping plates 73 are arranged at intervals up and down, meanwhile, one ends of the two clamping plates 73 far away from the mounting block 72 are obliquely extended to the upper side and the lower side of the steel structure 15, and the distance between the ends of the two clamping plates 73 far away from the mounting block 72 is greater than that between the ends close to the mounting block 72; the two clamping cylinders 71 are started to drive the four clamping plates 73 on the two mounting blocks 72 to abut against the steel structure 15, so that the steel structure 15 is positioned.

The working principle of the embodiment of the application is as follows:

pass clearance pipe 81 with 15 one end of steel construction and place on being close to bracing piece 31 of push pedal 33 one side, and place the other end of steel construction 15 and place on placing board 36 and contradict on push pedal 33, promote steel construction 15 simultaneously and make the steel construction 15 lateral wall contradict with locating piece 37, carry cylinder 32 to start and drive push pedal 33 and tablet 91 and remove, push pedal 33 promotes steel construction 15 and removes and make the welding seam get into in clearance pipe 81, push pedal 33 removes and makes infrared inductor 91 circular telegram operation.

Induction plate 91 responds to infrared inductor 92 and controls air-blower 82 and starts, it is gaseous through venthole 84 blow on the weld, make impurity move to clearance pipe 81 on the weld, and the weld moves out when clearance pipe 81, induction plate 91 breaks away from control air-blower 82 stall with infrared inductor 92, infrared inductor 92 outage stall afterwards, push pedal 33 promotes steel construction 15 and positioning plate 34 and contradicts, carry cylinder 32 to start to drive push pedal 33 and move back to the normal position, carry steel construction 15 with this and clear up impurity on the weld to steel construction 15.

The control valve 621 is opened, the couplant is added to a weld seam located right below the probe 14 through the conveying pipe 62, the adding pipe 622 and the adding pipe 622 under the action of pressure, meanwhile, the distance detector 56 controls the lifting motor 55 to start to drive the sliding block 41 and the probe 14 to move, so that a specified distance is kept between the probe 14 and the weld seam, then the motor 22 is rotated to start to drive the probe 14 to move together, and the probe 14 detects the weld seam after being contacted with the couplant, so that the weld seam is detected.

When the steel structure 15 needs to be rotated to detect the welding seam on the steel structure 15, the rotating motor 22 is started to drive the rotating ring 12 and the steel structure 15 to rotate for one circle, the probe 14 detects the welding seam, and when the steel structure 15 rotates, the same distance is kept between the probe 14 and the welding seam, so that the detection precision of the welding seam is improved; after the detection is completed, the control valve 621 is closed, and the pressure detector 64 controls the pressure maintaining pump 63 to stop working after detecting that the pressure is unchanged.

The embodiment of the application discloses a detection method.

Referring to fig. 1, the detection method includes the following steps;

s1, classifying the welding seams of the steel structure 15 according to different requirements, wherein the welding seams are divided into a primary welding seam, a secondary welding seam and a tertiary welding seam, and the welding seams of the three categories are required to be subjected to appearance detection;

s2, performing appearance detection on the three types of welding seams, wherein the second-level welding seam needs to perform ultrasonic instrument detection on 20% of the length of the welding seam, and the third-level welding seam needs to perform ultrasonic instrument detection on 100% of the length of the welding seam; therefore, the steel structure 15 is placed on the detection equipment according to different types of requirements, and the detection equipment is started to detect the welding seam of the steel structure 15;

s3, recording the detection result;

and S4, marking the steel structure 15 according to different detection results, and marking the steel structure 15 as a qualified mark and a unqualified mark.

The working principle of the embodiment of the application is as follows:

the method comprises the steps of firstly classifying welding seams of the steel structure 15 into three categories of a first-level welding seam, a second-level welding seam and a third-level welding seam, carrying out appearance detection on the welding seams of the three steel structures 15, then placing the steel structure 15 on a detection device, detecting the welding seams of the steel structure 15 by the detection device according to the detection requirement of the length of the welding seams, recording detected data of the steel structure 15, and finally marking the steel structure 15 to be qualified and unqualified so as to complete detection of the steel structure 15.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a steel construction check out test set which characterized in that: the device comprises a rack (1) and a detection device (4) arranged on the rack (1), wherein the detection device (4) comprises;

the sliding block (41), the sliding block (41) is arranged on the rack (1) and the probe (14) is arranged on the sliding block (41);

the driving mechanism (5) is arranged on the rack (1) and is used for driving the sliding block (41) to move;

the adding mechanism (6) is arranged on the sliding block (41) and is used for adding a coupling agent to a welding seam of the steel structure (15);

the clamping mechanism (7), the clamping mechanism (7) sets up on frame (1) and is used for centre gripping steel construction (15).

2. The steel structure detection device according to claim 1, characterized in that: the drive mechanism (5) comprises;

the sliding plate (51) is arranged on the rack (1) in a sliding mode, the sliding block (41) is arranged on the sliding plate (51) in a sliding mode, and the sliding direction of the sliding plate (51) is perpendicular to that of the sliding block (41);

the rotating screw rod (52), the rotating screw rod (52) is rotatably arranged on the rack (1) and is in threaded connection with the sliding plate (51);

the driving motor (53), the said driving motor (53) is set up on framework (1) and connected with rotating the threaded spindle (52);

the lifting screw (54) is rotationally arranged on the sliding plate (51) and is in threaded connection with the sliding block (41);

the lifting motor (55), the said lifting motor (55) is set up on the sliding plate (51) and connected with lifting screw (54);

and the distance detector (56) is arranged on the sliding block (41), is used for detecting the distance between the probe (14) and the steel structure (15) positioned on one side of the probe (14) and is electrically connected with the lifting motor (55).

3. The steel structure detection device according to claim 2, wherein: the adding mechanism (6) comprises;

the container (61), the container (61) is provided with a sliding block (41) and contains a coupling agent;

the conveying pipe (62) is arranged on the accommodating box (61) and is provided with an adding pipe (622) facing the welding line, the adding pipe (622) is provided with a flat end (623) which is flat and covers the width direction of the welding line in the length direction, and the conveying pipe (62) is provided with a control valve (621);

the pressure stabilizing pump (63) is arranged in the accommodating box (61) and communicated with the accommodating box (61);

and the pressure detector (64) is arranged in the accommodating box (61), is used for detecting the pressure in the accommodating box (61) and is electrically connected with the pressure stabilizing pump (63).

4. The steel structure detection device according to claim 1, characterized in that: the two clamping mechanisms (7) are arranged and are positioned on two sides of the steel structure (15), and each clamping mechanism (7) comprises a clamping mechanism body;

the clamping cylinder (71), the clamping cylinder (71) is arranged on the frame (1);

a mounting block (72), the mounting block (72) being arranged on a piston rod of a clamping cylinder (71);

the clamping plates (73) are arranged on the mounting block (72), the distance between one end of each clamping plate (73) far away from the mounting block (72) is larger than the distance between one ends of the clamping plates close to the mounting block (72), and the clamping plates abut against the steel structure (15).

5. The steel structure detection device according to claim 1, characterized in that: the machine frame (1) is provided with a conveying device (3) for conveying a steel structure (15), and the conveying device (3) comprises;

the supporting rods (31), the supporting rods (31) are arranged on the rack (1), and the steel structure (15) is placed on the supporting rods (31);

the conveying air cylinder (32), the conveying air cylinder (32) is arranged on the frame (1);

the push plate (33) is arranged on a piston rod of the conveying cylinder (32) and is in contact with the steel structure (15), a placing plate (36) used for supporting the steel structure (15) is arranged on the push plate (33), and a positioning block (37) used for positioning the steel structure (15) is arranged on the placing plate (36);

the positioning plate (34), positioning plate (34) set up on frame (1) and steel construction (15) are pushed down at push pedal (33) and are contradicted to positioning plate (34) and go on fixing a position.

6. The steel structure detection device according to claim 5, wherein: the cleaning device (8) for cleaning the welding seam of the steel structure (15) is arranged on the rack (1), and the cleaning device (8) comprises;

cleaning pipe (81), cleaning pipe (81) set up in frame (1) and seted up air inlet chamber (83), set up along cleaning pipe (81) axis array on cleaning pipe (81) inside wall and seted up a plurality of ventholes (84) that communicate with air inlet chamber (83), just venthole (84)

A plurality of cleaning pipes (81) are arranged in a circumferential array around the axis of the cleaning pipe (81) and are in an inclined state;

air-blower (82), air-blower (82) set up in frame (1) and be provided with intake pipe (631) with air inlet chamber (83) intercommunication, steel construction (15) pass clearance pipe (81) and gaseous clearance through venthole (84) to the weld when carrying make impurity keep away from detection device (4) one end from clearance pipe (81) and shift out.

7. The steel structure detection device according to claim 6, wherein: the rack (1) is provided with a control device (9) for controlling the air blower (82), and the control device (9) comprises;

an induction plate (91), the induction plate (91) being disposed on the push plate (33);

infrared inductor (92), infrared inductor (92) set up in frame (1) and are connected with air-blower (82) electricity, work as push pedal (33) promote steel construction (15) welding seam and get into when clearing up pipe (81), tablet (91) and infrared inductor (92) response make air-blower (82) start-up operation, and push pedal (33) promote steel construction (15) welding seam and leave when clearing up pipe (81), tablet (91) and infrared inductor (92) response make air-blower (82) stall.

8. The steel structure detection device according to claim 5, wherein: frame (1) rotates and is provided with swivel becket (12), two fixture (7) set up on swivel becket (12), bracing piece (31) set up on swivel becket (12) and locating plate (34) are located bracing piece (31), be provided with drive swivel becket (12) pivoted rotating device (2) on frame (1).

9. The steel structure detection device according to claim 8, wherein: the rotating device (2) comprises;

the first gear (21), the first gear (21) is arranged on the outer side wall of the rotating ring (12) and the steel structure (15) penetrates through the rotating ring (12);

the rotating motor (22), the rotating motor (22) is arranged on the frame (1);

a second gear (23), the second gear (23) being provided on the output shaft of the rotating motor (22) and meshing with the first gear (21).

10. A method of detection, characterized by: comprises the following steps;

s1, classifying the welding seams of the steel structure (15) according to different requirements, and dividing the welding seams into primary welding seams, secondary welding seams and tertiary welding seams;

s2, firstly, carrying out appearance detection on the welding seams of the three types, then placing the steel structure (15) on the detection equipment according to different types of requirements, and detecting the welding seams of the steel structure (15) by the detection equipment;

s3, recording the detection result;

and S4, marking the steel structure (15) according to different detection results.