CN113624620A - Automatic test detection device for performance of reinforced material - Google Patents
Automatic test detection device for performance of reinforced material Download PDFInfo
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- CN113624620A CN113624620A CN202110746377.1A CN202110746377A CN113624620A CN 113624620 A CN113624620 A CN 113624620A CN 202110746377 A CN202110746377 A CN 202110746377A CN 113624620 A CN113624620 A CN 113624620A
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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
- G01N3/28—Investigating ductility, e.g. suitability of sheet metal for deep-drawing or spinning
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01G—WEIGHING
- G01G19/00—Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups
- G01G19/52—Weighing apparatus combined with other objects, e.g. furniture
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/286—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q involving mechanical work, e.g. chopping, disintegrating, compacting, homogenising
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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
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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
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/286—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q involving mechanical work, e.g. chopping, disintegrating, compacting, homogenising
- G01N2001/2873—Cutting or cleaving
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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
- G01N2203/0016—Tensile or compressive
- G01N2203/0017—Tensile
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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
- G01N2203/026—Specifications of the specimen
- G01N2203/0262—Shape of the specimen
- G01N2203/0278—Thin specimens
- G01N2203/028—One dimensional, e.g. filaments, wires, ropes or cables
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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
- G01N2203/026—Specifications of the specimen
- G01N2203/0298—Manufacturing or preparing specimens
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- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention discloses a device for automatically testing and detecting performance of a reinforced bar material, which comprises a control terminal for checking reinforced bar information, a mechanical arm for grabbing a test piece, a propelling mechanism, a cutting mechanism, a feeding mechanism and detection equipment for testing and detecting weight deviation, tensile property and bending property, wherein the cutting mechanism is positioned above the propelling mechanism, the feeding mechanism comprises a base, a feeding mechanism motor and a crankshaft connecting rod mechanism connected with the feeding mechanism motor, a toothed plate of a plurality of groove positions is arranged on the base, the crankshaft connecting rod mechanism conveys the test piece cut by the cutting mechanism into the groove positions, and the mechanical arm puts the test piece in the groove positions into the detection equipment. The application of advancing mechanism advances the reinforcing bar to cutting mechanism's position and fixed back automatically, and cutting mechanism descends and surely gets the reinforcing bar test piece, transports the reinforcing bar test piece to the arm through feed mechanism, picks up the reinforcing bar sample with the arm and carries out tensile or bending test and detection.
Description
Technical Field
The invention belongs to the technical field of quality inspection of hot-rolled round steel bars and hot-rolled ribbed steel bars in steel for reinforced concrete, and relates to an automatic test detection device for performance of a steel bar material.
Background
In the building material test, an important ring for testing the quality of the steel bars is essential (Shanghai Gong-Dai-Jie engineering detection Co., Ltd. a steel bar cold bending test method, a steel bar cold bending test system and a storage medium thereof: 202010726625.1[ P ]. 2020-11-17.). In concrete structures, reinforcing steel bars are the main tension members and need to be anchored in concrete by bending, and thus it is particularly important to perform tensile and bending tests on the reinforcing steel bars. The traditional detection method needs manual cutting of a steel bar test piece, manual sampling, manual size measurement or inspection of surface quality and internal defects, and has low detection efficiency (Cangzhou aerospace testing instrument, Inc., an automatic steel bar feeding and discharging device of a full-automatic steel bar tensile testing system, 202021130525.4[ P ]. 2021-04-23).
Disclosure of Invention
The technical problems to be solved by the invention are as follows: the traditional steel bar test detection method has the problems of more manual operation, low accuracy and low detection efficiency.
The invention is realized by at least one of the following technical schemes.
The utility model provides an automatic experimental detection device of reinforced bar material performance, is including being used for verifying the control terminal of reinforcing bar information and this experimental detecting system automatic operation of control, the arm, advancing mechanism, cutting mechanism, the feed mechanism that are used for snatching the test piece and being used for weight deviation, tensile and bending property test detection equipment, cutting mechanism is located the advancing mechanism top, the crank link mechanism that feed mechanism includes base, feed mechanism motor, is connected with feed mechanism motor, be equipped with the pinion rack of a plurality of trench on the base, crank link mechanism transports the test piece that cutting mechanism cut to in the trench, the arm is put into detection equipment with the test piece in the trench.
Preferably, the propelling mechanism comprises a propelling mechanism motor, a transmission belt, a roller bracket, a lower roller and an upper roller, wherein the lower roller and the upper roller are positioned in the roller bracket, and a shaft of the upper roller is connected with the roller bracket through a first spring.
Preferably, the cutting mechanism comprises a fixed seat frame, a support frame positioned on the fixed seat frame, a cutting tool arranged on the support frame and a cutting motor used for controlling the cutting tool; and a cutting tool of the cutting mechanism is positioned above the propelling mechanism.
Preferably, the cutting mechanism further comprises a lifting mechanism, the lifting mechanism comprises a lifting motor fixed in the fixed seat frame, a driving gear and a driven gear, the driving gear and the driven gear are arranged on a shaft of the lifting motor, a screw is arranged on the driven gear, and the support frame is arranged on the screw.
Preferably, both sides of the cutting mechanism are provided with a propelling mechanism, and a positioning device is arranged between the propelling mechanism and the cutting mechanism.
Preferably, positioning devices are arranged on two sides of the cutting mechanism; the positioning device comprises four rollers and a roller fixing frame, the four rollers are arranged in a square shape, the wheel shaft of the small roller is connected to the roller fixing frame through a second spring, when reinforcing steel bars with different diameters pass through the positioning device, the four rollers slide in the roller fixing frame, and the rollers roll tightly against the outer surface of the reinforcing steel bar.
Preferably, the positioning device further comprises a clamping claw, and the clamping claw is arranged between the cutting tool of the cutting mechanism and the feeding mechanism.
Preferably, the crankshaft connecting rod mechanism comprises a crankshaft gear, a connecting rod, a crankshaft driven wheel and a parallel feeding fork; the feeding mechanism motor drives a crankshaft gear through a gear, the crankshaft gear drives a crankshaft driven wheel through a connecting rod, the crankshaft gear and the crankshaft driven wheel drive a parallel feeding fork to reciprocate, a cut test piece is placed into a groove position of a toothed plate by the parallel feeding fork, and a pressure sensor is arranged on the inner wall of each groove position.
Preferably, the mechanical arm is an industrial mechanical arm and comprises an electromagnet mechanical arm, a first mechanical arm and a second mechanical arm, the electromagnet mechanical arm uses an electromagnet to pick up the steel bar test piece, and the first mechanical arm and the second mechanical arm use pneumatic or electric clamping jaws to clamp the steel bar test piece.
Preferably, the first mechanical arm and the second mechanical arm are both provided with two clamping jaws; two clamping jaws on the first mechanical arm are fixed at the working end of the mechanical arm through a rod piece; the clamping jaw on the second mechanical arm is rotatably connected with the working end of the mechanical arm.
Compared with the prior art, the invention has the beneficial effects that:
the automatic intelligent unmanned equipment replaces a working procedure which is low in difficulty, large in repeated quantity, high in labor intensity and dangerous to a certain extent in steel bar test detection, improves the detection efficiency and the result reliability of the steel bar test detection, and provides a steel bar quality sample database for production and selection of steel materials for buildings.
The intelligent automatic device is adopted to replace manual operation, the pushing mechanism automatically pushes the steel bars to the position of the cutting mechanism and fixes the steel bar test piece, the cutting mechanism descends to cut the steel bar test piece, the feeding mechanism conveys the steel bar test piece to the working range of the mechanical arm, the mechanical arm is used for picking up the weight deviation of the measured steel bar test piece and placing the measured steel bar test piece in a universal testing machine to carry out tensile or bending test, and the intelligent automatic device is matched to measure the elongation value of the steel bars and observe the bending damage state. This experimental detection device can select whether need automatic cutting get the reinforcing bar test piece or whether need adopt the test piece dish to place the reinforcing bar test piece according to building site or the different operational environment of detecting the unit specially. The test detection device stores the factory information of the reinforcing steel bars and the test detection result together, can be linked with the BIM technology, is used as a sample database for developing an artificial intelligence algorithm to evaluate the actual performance of the reinforcing steel bars, and can provide demand feedback for suppliers of the reinforcing steel bars.
Drawings
FIG. 1 is a plan view of an automatic testing and detecting device for testing the performance of a steel bar material according to the present invention;
FIG. 2 is a schematic view of a propulsion mechanism of the automatic testing and detecting device for performance of a reinforced material of the present invention;
FIG. 3 is a schematic structural view of a positioning device of the automatic testing and detecting device for performance of a steel bar material of the present invention;
FIG. 4 is a schematic structural view of a cutting mechanism of the automatic testing and detecting device for performance of a reinforced material of the present invention;
FIG. 5 is a schematic structural view of a feeding mechanism of the automatic testing and detecting device for testing performance of a reinforcing steel bar material according to the present invention;
FIG. 6 is a test-piece drawing diagram of the automatic testing and detecting device for testing the performance of the steel bar material;
illustration of the drawings: 1. a control terminal; 2. a propulsion mechanism; 21. a propulsion mechanism motor; 22. a roller bracket; 23. a transmission belt; 24. a lower roller; 25. an upper roller; 26. a first spring; 3. a positioning device; 31. a gripper jaw; 32. a small roller; 33. a roller fixing frame; 4. a cutting mechanism; 41. a fixed mount; 42. a lifting motor; 43. a driving gear; 44. a driven gear; 45. a screw; 46. a support frame; 47. cutting the motor; 48. a saw blade shaft; 49. a saw blade; 5. an electromagnet mechanical arm; 51. a test piece tray; 6. an electronic scale with a bracket; 61. image recognition and ultrasonic ranging equipment; 7. a feeding mechanism; 71. a toothed plate; 72. a slot position; 73. a feeding mechanism motor; 74. a crankshaft gear; 75. a connecting rod; 76. a crankshaft driven wheel; 77. a parallel feeding fork; 81. a first robot arm; 82. a bar code printer; 83. a first universal testing machine; 84. a laser scanning device; 85. a first scrap box; 86. a second mechanical arm; 87. a second universal testing machine; 88. flaw detection equipment; 89. a second waste bin.
Detailed Description
Exemplary embodiments of the present invention will be described in greater detail below with reference to the accompanying drawings, however, it should be understood that the present invention may be embodied in various forms and should not be limited to the exemplary embodiments set forth herein; rather, this embodiment is provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art. It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.
As shown in fig. 1, an automatic test detection device for performance of a steel bar material comprises a control terminal 1, a mechanical arm, a propulsion mechanism 2, a cutting mechanism 4, a feeding mechanism 7 and supporting equipment required for testing and detecting weight deviation, tensile property and bending property of a steel bar;
the control terminal 1 is used for inputting information on a steel bar delivery label before test detection starts, and the control terminal 1 is used for inputting information on a steel bar delivery label according to national standard of the people's republic of China, part 1 of reinforced concrete steel: hot rolled plain steel bars (GB/T1499.1-2017) and reinforced concrete steel part 2: according to the requirements of hot-rolled ribbed steel bars (GB/T1499.2-2018), an operator is reminded to replace and confirm the clamp and the elbow on an operation interface; when the construction project adopts a management system based on a building information model technology, the detection result of the performance test of the reinforcing steel bar can be synchronized to the building information model through the data interface.
The mechanical arm is an industrial mechanical arm and comprises an electromagnet mechanical arm 5, a first mechanical arm 81 and a second mechanical arm 86, the electromagnet mechanical arm 5 uses an electromagnet to pick up a steel bar test piece, and the first mechanical arm 81 and the second mechanical arm 86 use a pneumatic or electric clamping jaw to clamp the steel bar test piece;
in order to clamp a steel bar test piece, two clamping jaws are arranged on the first mechanical arm 81 and the second mechanical arm 86;
two clamping jaws on the first mechanical arm 81 are fixed through a rod piece, the distance between the two clamping jaws on the first mechanical arm 81 is fixed, and the rod piece is connected to the working end of the mechanical arm;
each clamping jaw on the second mechanical arm 86 is fixed through a rod piece, the joint of each clamping jaw on the second mechanical arm 86 and the working end of the mechanical arm can rotate, and the rod piece can do fan-shaped movement to clamp and clamp a steel bar test piece bent into a U shape;
the pushing mechanism 2 is used for pushing the whole steel bar to enable the steel bar to pass through the cutting mechanism 4 and comprises a pushing mechanism motor 21, an upper roller 25, a transmission belt 23, a lower roller 24, a roller bracket 22 and a first spring 26 supported on the inner top surface of the roller bracket, shafts of the lower roller 24 and the upper roller 25 are arranged in the roller bracket 22, the shaft of the lower roller 24 is fixed, and the shaft of the upper roller 25 is connected with the roller bracket 22 through the first spring 26;
as the pushing mechanism 2 shown in fig. 2, a worker inserts the end of the steel bar into the gap between the upper and lower rollers, the upper roller 25 is lifted by the steel bar, and the upper roller 25 can be pressed against the surface of the steel bar because the first spring 26 is supported on the inner top surface of the roller bracket 22; the wheel surface of the roller is a frosted concave surface, and the motor 21 of the propelling mechanism drives the lower roller 24 to rotate through the transmission belt 23, so that the reinforcing steel bar is propelled forwards.
The pushing mechanism 2 needs the assistance of a positioning device 3 and a clamping claw 31, wherein the positioning device is used for preventing the position of the reinforcing steel bar from deviating; a cutting tool of the cutting mechanism 4 is positioned above the propelling mechanism 2, the positioning devices 3 are arranged on two sides of the cutting mechanism 4, and the clamping claws 31 are erected on the cutting mechanism 4 and tightly attached to the outer side of the toothed plate 71 of the feeding mechanism 7;
the positioning device 3 shown in fig. 3 includes four small rollers 32 and a roller fixing frame 33, the four small rollers 32 are arranged in a square shape, a square hole is formed in the middle, the axle of the small roller 32 is movable, second springs are arranged on two sides of the small roller 32, and the axle of the small roller 32 is connected to the roller fixing frame 33 through the second springs, so that reinforcing steel bars with different diameters can pass through the second springs conveniently.
The motor 21 of the propulsion mechanism at one side of the cutting mechanism 4 drives the lower roller 24 to rotate through the transmission belt 23, when the steel bar is sent into a gap between the lower roller 24 and the upper roller 25, the steel bar jacks up the upper roller and is sequentially sent into the positioning device 3 at one side of the cutting mechanism 4, the cutting mechanism 4 and the positioning device at the other side under the pushing of the lower roller 24, when the steel bar sequentially passes through the two positioning devices and the two propulsion mechanisms, the motor 21 of the propulsion mechanism stops, and then the clamping claw 31 clamps and fixes the steel bar; after the steel bar test piece is cut, a worker sends the steel bar test piece into the pushing mechanism 4, the pushing mechanism motor 21 reversely rotates to withdraw the residual steel bar, the pushing mechanism motor on the other side of the cutting mechanism 4 continuously rotates forwards, the cut test piece is sent to a test detection device (system), and the pushing mechanism on the other side of the cutting mechanism 4 continuously pushes the cut residual steel bar forwards.
The cutting mechanism 4 is used for cutting a steel bar test piece and comprises a fixed seat frame 41, a supporting frame 46, a cutting tool positioned on the supporting frame 46 and a cutting motor 47 used for controlling the cutting tool;
as a preferred embodiment, the cutting tool comprises a saw blade shaft 48, the saw blade shaft 48 being provided with symmetrical saw blades 49; the saw blade shaft 48 is positioned on the support frame 46, and the cutting motor 47 is used for controlling the saw blade shaft 48;
as shown in fig. 4, the cutting mechanism 4 is erected directly above the middle of the propelling mechanism 2 through the fixed seat frames 41 at the two ends, the fixed seat frames 41 are of a symmetrical structure, the saw blade shaft 48 is erected in the middle of the fixed seat frames 41, the two sides of the bottom of the fixed seat frames 41 are respectively provided with a lifting motor 42, the driven gears 44 at the two sides of the driving gear 43 are driven to rotate through the driving gear 43, the screw 45 at the axial center position of the driven gear 44 passes through the support frame 46, and the support frame 46 slides up and down by taking the screw 45 as a track; the saw blade shaft 48 penetrates through the support frame 46, one end of the saw blade shaft is suspended, and the other end of the saw blade shaft is connected to the rotating shaft of the cutting motor 47; when the steel bars sequentially pass through the two positioning devices and the two pushing mechanisms, and the clamping claws 31 clamp the steel bars firmly, the cutting motor 47 and the two lifting motors 42 are started, the supporting frame 46 descends, when the saw blades 49 contact the steel bars, the steel bar test pieces begin to be cut, after the cutting is finished, the two lifting motors 42 rotate reversely, and the supporting frame 46 rises.
As a preferred embodiment, the cutting mechanism 4 further comprises a lifting mechanism, the lifting mechanism comprises a lifting motor 42 fixed in the fixed seat frame 41, a driving gear 43 on the shaft of the lifting motor 42, and a driven gear 44, a screw 45 is arranged on the driven gear 44, and the support frame 46 is arranged on the screw 45;
the feeding mechanism 7 is used for conveying a cut steel bar test piece to the working range of the first mechanical arm 81 and the second mechanical arm 86, and the feeding mechanism 7 comprises a base, a feeding mechanism motor 73 and a crankshaft connecting rod mechanism connected with the feeding mechanism motor 73;
as a preferred embodiment, the crankshaft connecting rod mechanism comprises a crankshaft gear 74, a connecting rod 75, a crankshaft driven wheel 76, a parallel feed fork 77; the feeding mechanism motor 73 drives a crank gear 74 through a gear, the crank gear 74 drives a crank driven wheel 76 through a connecting rod 75, and the crank gear 74 and the crank driven wheel 76 drive a parallel feeding fork 77 to reciprocate.
The surface of the base is provided with toothed plates 71 which are symmetrically arranged, the toothed plates are provided with a plurality of groove positions 72, and the side wall of each groove position 72 is provided with a pressure sensor for sensing whether a steel bar test piece is put in;
the crankshaft connecting rod mechanism is positioned in the middle of the base, the parallel feeding forks 77 reciprocate in the toothed plates 71 which are symmetrically arranged, meanwhile, test pieces cut by the cutting mechanism 4 are placed into 72 groove positions, and one test piece is placed in each groove position.
As shown in fig. 5, in the feeding mechanism 7, two rows of symmetrical toothed plates 71 are arranged on the base, a slot 72 is formed in each toothed plate at a certain distance, and a pressure sensor is arranged on the inner wall of the slot 72 for sensing whether a steel bar test piece is placed in the slot; after the steel bar test piece is placed in the slot 72, the feeding mechanism motor 73 is started to drive the crankshaft gear 74 to rotate, the crankshaft gear 74 drives the crankshaft driven wheel 76 to rotate through the connecting rod 75 connected with the crankshaft driven wheel 76, and therefore the parallel feeding fork 77 is driven to reciprocate, and the steel bar test piece is forked and conveyed to the next slot 72 on the toothed plate 71.
The advancing mechanism, the positioning device, the clamping claw, the cutting mechanism and the feeding mechanism are detachable or assembled and are independent of each other when detached or assembled.
After a batch of steel bars are sent, a worker firstly inputs information on a steel bar delivery label at the control terminal 1, and the worker sends the whole steel bar into the propelling mechanism 2; the steel bar jacks up an upper roller 25 of the propulsion mechanism 2, a propulsion mechanism motor 21 is started, a lower roller 24 is driven by a driving belt 23, the lower roller 24 drives the steel bar to sequentially pass through the positioning device 3, the cutting mechanism 4, the next positioning device and the next propulsion mechanism, the propulsion mechanism 2 stops, and the clamping claws 31 firmly clamp the steel bar to fix the steel bar; the lifting motor 42 and the cutting motor 47 of the cutting mechanism 4 are started, the driving gear 43 rotates to drive the driven gear 44 and the screw 45 thereon to rotate, the screw 45 drives the support frame 46 to descend, the saw blade 49 cuts the steel bar test piece, after the cutting is finished, the cutting motor 47 stops, the lifting motor 42 rotates reversely, and the support frame 46 is lifted again; the motor 21 of the propulsion mechanism 2 rotates reversely, the lower roller 24 is driven by the driving belt 23 to withdraw the residual reinforcing steel bars, and the cut residual reinforcing steel bars are sent out at the other side of the propulsion mechanism.
The detection equipment for detecting the steel bar tensile test comprises a bar code printer 82, a first universal testing machine 83, laser scanning equipment 84 and a first waste box 85;
the supporting equipment for detecting the steel bar bending test comprises a second universal testing machine 87, flaw detection equipment 88 and a second waste box 89; the supporting rollers of the second universal testing machine can automatically adjust the central distance of the supporting rollers according to the engineering diameter of the steel bar test piece.
Electromagnet arm 5 moves to the reinforcing bar test piece, the electro-magnet circular telegram, electromagnet arm 5's clamping jaw 31 is opened, electromagnet arm 5 is put reinforcing bar test piece in the below and is taken support electronic scale 6 to weigh, simultaneously, the image recognition and the ultrasonic ranging device 61 of locating the 6 both sides of electronic scale start, the texture and the roughness of reinforcing bar tangent plane are observed to the image recognition device, measure the reinforcing bar diameter, the length of reinforcing bar test piece is calculated in the ultrasonic ranging device measurement, control terminal 1 keeps it together with the information on the reinforcing bar sign that dispatches from the factory after gathering above-mentioned information.
After weighing and measuring of length and diameter of the steel bar test piece are completed, the electromagnet mechanical arm 5 sucks the steel bar test piece and places the steel bar test piece on the first groove 72 of the toothed plate 71, the electromagnet mechanical arm 5 is retracted, and a worker sends the next steel bar into the steel bar test piece.
After the electromagnet mechanical arm 5 places the steel bar test piece in the first slot 72 of the toothed plate, the feeding mechanism motor 73 drives the parallel feeding fork 77 to reciprocate once, so that the steel bar test piece on the first slot 72 of the toothed plate 71 is sent to the second slot, and the first slot of the toothed plate is reserved for the next steel bar test piece; each slot 72 of the toothed plate 71 is provided with a pressure sensor, and after a steel bar test piece is placed in the first slot, the control terminal 1 controls the feeding mechanism motor 73 to start and drive the parallel feeding fork 77 to reciprocate once.
When a steel bar test piece is fed to the sixth groove of the toothed plate for the first time or the odd number of times by the parallel feeding fork 77 of the feeding mechanism 7, the control terminal 1 controls the first mechanical arm 81, which is right opposite to the sixth groove of the toothed plate 71, on the left side of the feeding mechanism 7 to clamp the steel bar test piece by using the clamping jaw at the end, the steel bar test piece is placed into the bar code printer 82, after the bar code printer 82 prints an equal-width bar code on the surface of the steel bar, the clamping jaw at the end of the first mechanical arm 81 clamps the steel bar test piece and places the steel bar test piece into the middle of the clamp of the first universal testing machine 83, after the clamp is closed, the first mechanical arm 81 withdraws, and the first universal testing machine 83 starts to stretch the steel bar test piece; the laser scanning device 84 on the other side of the first universal testing machine 81 identifies the bar code space change on the surface of the steel bar test piece and calculates the post-fracture elongation and the maximum total force elongation of the steel bar according to the bar code space change; the first arm 81 grips the broken steel bar specimen and throws it into the first scrap box 85 on the side of the first arm 81.
When the parallel feeding fork 77 of the feeding mechanism 7 sends the steel bar test piece to the sixth slot position of the toothed plate for the second time or the even number of times, the control terminal 1 controls and moves the second mechanical arm 86, which is right opposite to the sixth slot position of the toothed plate, on the right side of the feeding mechanism to clamp the steel bar test piece and place the steel bar test piece on a supporting roller of a second universal testing machine 87, the second mechanical arm 86 is withdrawn, an elbow of the second universal testing machine 87 descends, and the steel bar test piece is subjected to cold bending for 180 degrees; the second mechanical arm 86 takes out the steel bar test piece after cold bending and places the steel bar test piece on a bracket of a flaw detection device 88, wherein the flaw detection device 88 is an image scanner and an ultrasonic metal flaw detector and is used for identifying whether a surface crack, a delamination and whether internal mechanical damage or a defect exist at a bent part or not; after the inspection is finished, the second mechanical arm 86 takes out the cold-bent steel bar test piece from the flaw detection equipment 88 and throws the steel bar test piece into a second waste bin 89 on one side of the second mechanical arm 86.
The test data collected in the test process and the information on the steel bar outgoing label input by the control terminal are jointly stored in the database and used as sample data of an artificial intelligence technology for evaluating the performance of the steel bar on site according to the information of the steel bar outgoing label.
The method is characterized in that after a worker inputs information on a steel bar outgoing label of a steel bar test piece of the group at the control terminal 1, the control terminal 1 automatically calculates the specification and the size of a clamp or an elbow required by the universal testing machine according to the nominal diameter of the steel bar and the specification requirement, displays a prompt on a control terminal interface, and manually changes the clamp or the elbow with the corresponding specification and the size and confirms; the center distance of the support rollers of the second universal testing machine 86 can be automatically adjusted according to the nominal diameter of the steel bar test piece.
It is also necessary to supplement that the above-mentioned embodiment is suitable for the building site to inspect the performance of the steel bar, if the method of steel bar inspection is needed, the cutting of the steel bar test piece needs to be completed on the building site, the automatic test detection device further comprises a test piece tray 51 for configuring the steel bar test piece, the test piece tray 51 is rectangular, six test piece slots are arranged at the tray bottom, the steel bar test piece is placed on the test piece slots of the test piece tray 51, and then the test piece tray 51 is fixed at the fixed test piece tray position at the rear side of the electromagnet mechanical arm. A steel bar test piece is loaded into a groove position of a test piece disc 51 in a test unit, the test piece disc 51 is fixed at the position of a fixed test piece disc, and the test piece disc is sequentially taken out by an electromagnet mechanical arm 5 to be subjected to weighing, stretching and cold bending tests; at the test unit, the advancing mechanism 2, the positioning device 3 and the cutting mechanism 4 of the present test apparatus can be removed.
As shown in fig. 6, when a steel bar sample is cut at a construction site and sent to a special detection unit for test detection, six steel bar samples are placed in the slots of the test piece tray 51, and the test piece tray 51 is fixed at a fixed test piece tray position at the rear side of the electromagnet mechanical arm.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (10)
1. The utility model provides a reinforced bar material performance automated test detection device, is including being used for verifying reinforcing bar information and controlling this experimental detecting system automatic operation's control terminal (1), the check out test set that is used for snatching arm, advancing mechanism (2), cutting mechanism (4), feed mechanism (7) of test piece and is used for weight deviation, tensile and bending property test to detect, characterized by: cutting mechanism (4) are located advancing mechanism (2) top, feeding mechanism (7) include base, feeding mechanism motor (73), the bent axle link mechanism who is connected with feeding mechanism motor (73), be equipped with pinion rack (71) of a plurality of trench (72) on the base, bent axle link mechanism transports the test piece that cutting mechanism (4) cut to in trench (72), the test equipment is put into with the test piece in trench (72) to the arm.
2. The automatic test detection device for the performance of the reinforced material as claimed in claim 1, wherein: the propelling mechanism (2) comprises a propelling mechanism motor (21), a transmission belt (23), a roller bracket (22), a lower roller (24) and an upper roller (25) which are positioned in the roller bracket (22), and a shaft of the upper roller (25) is connected with the roller bracket (22) through a first spring (26).
3. The automatic test detection device for the performance of the reinforced material as claimed in claim 2, wherein: the cutting mechanism (4) comprises a fixed seat frame (41), a supporting frame (46) positioned on the fixed seat frame (41), a cutting tool arranged on the supporting frame (46) and a cutting motor (47) used for controlling the cutting tool; and a cutting tool of the cutting mechanism (4) is positioned above the propelling mechanism (2).
4. The automatic test detection device for the performance of the reinforced material as claimed in claim 3, wherein: cutting mechanism (4) still include elevating system, elevating system is including fixing elevator motor (42), the epaxial driving gear (43) of elevator motor (42) and driven gear (44) in fixed seat frame (41), be equipped with screw rod (45) on driven gear (44), set up on screw rod (45) support frame (46).
5. The automatic test detection device for the performance of the reinforced material as claimed in claim 4, wherein: both sides of the cutting mechanism (4) are provided with a propelling mechanism (2), and a positioning device (3) is arranged between the propelling mechanism (2) and the cutting mechanism (4).
6. The automatic test detection device for the performance of the reinforced material as claimed in claim 5, wherein: positioning devices (3) are arranged on two sides of the cutting mechanism (4); the positioning device (3) comprises four rollers (32) and a roller fixing frame (33), wherein the four rollers (32) are arranged in a square shape, the wheel shaft of the small roller (32) is connected to the roller fixing frame (33) through a second spring, when reinforcing steel bars with different diameters pass through the positioning device, the four rollers (32) slide in the roller fixing frame (33), and the rollers roll tightly against the outer surface of the reinforcing steel bars.
7. The automatic test detection device for the performance of the reinforced material as claimed in claim 6, wherein: the positioning device (3) further comprises a clamping claw (31), and the clamping claw (31) is arranged between the cutting tool of the cutting mechanism (4) and the feeding mechanism (7).
8. The automatic testing and detecting device for the performance of the reinforced material as claimed in claim 7, wherein: the crankshaft connecting rod mechanism comprises a crankshaft gear (74), a connecting rod (75), a crankshaft driven wheel (76) and a parallel feeding fork (77); the feeding mechanism motor (73) drives a crankshaft gear (74) through a gear, the crankshaft gear (74) drives a crankshaft driven wheel (76) through a connecting rod (75), the crankshaft gear (74) and the crankshaft driven wheel (76) drive a parallel feeding fork (77) to reciprocate, the parallel feeding fork (77) puts a cut test piece into a slot position (72) of a toothed plate (71), and a pressure sensor is arranged on the inner wall of each slot position (72).
9. The automatic testing and detecting device for the performance of the reinforced material as claimed in claim 8, wherein: the mechanical arm is an industrial mechanical arm and comprises an electromagnet mechanical arm (5), a first mechanical arm (81) and a second mechanical arm (86), wherein the electromagnet mechanical arm (5) uses an electromagnet to pick up a steel bar test piece, and the first mechanical arm and the second mechanical arm use pneumatic or electric clamping jaws to clamp the steel bar test piece.
10. The automatic testing and detecting device for the performance of the reinforced material as claimed in any one of claims 1 to 9, which is characterized in that: the first mechanical arm (81) and the second mechanical arm (86) are respectively provided with two clamping jaws; two clamping jaws on a first mechanical arm (81) are fixed at the working end of the mechanical arm through a rod piece; the gripper on the second robot arm (86) is rotatably connected to the working end of the robot arm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110746377.1A CN113624620A (en) | 2021-07-01 | 2021-07-01 | Automatic test detection device for performance of reinforced material |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110746377.1A CN113624620A (en) | 2021-07-01 | 2021-07-01 | Automatic test detection device for performance of reinforced material |
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| CN113624620A true CN113624620A (en) | 2021-11-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110746377.1A Pending CN113624620A (en) | 2021-07-01 | 2021-07-01 | Automatic test detection device for performance of reinforced material |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115096720A (en) * | 2022-07-14 | 2022-09-23 | 商河县建筑工程质量检测有限公司 | Steel bar strength detector for building engineering quality detection |
-
2021
- 2021-07-01 CN CN202110746377.1A patent/CN113624620A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115096720A (en) * | 2022-07-14 | 2022-09-23 | 商河县建筑工程质量检测有限公司 | Steel bar strength detector for building engineering quality detection |
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