CN116148068B - High-toughness steel fiber profile strength detection equipment - Google Patents
High-toughness steel fiber profile strength detection equipment Download PDFInfo
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- CN116148068B CN116148068B CN202310426644.6A CN202310426644A CN116148068B CN 116148068 B CN116148068 B CN 116148068B CN 202310426644 A CN202310426644 A CN 202310426644A CN 116148068 B CN116148068 B CN 116148068B
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 79
- 239000010959 steel Substances 0.000 title claims abstract description 79
- 239000000835 fiber Substances 0.000 title claims abstract description 74
- 238000001514 detection method Methods 0.000 title claims abstract description 47
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 22
- 230000000712 assembly Effects 0.000 claims abstract description 9
- 238000000429 assembly Methods 0.000 claims abstract description 9
- 230000008093 supporting effect Effects 0.000 claims description 23
- 230000003014 reinforcing effect Effects 0.000 claims description 8
- 239000002985 plastic film Substances 0.000 claims description 7
- 229920006255 plastic film Polymers 0.000 claims description 7
- 238000005267 amalgamation Methods 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 claims description 3
- 230000002146 bilateral effect Effects 0.000 claims description 2
- 230000006978 adaptation Effects 0.000 claims 1
- 238000001179 sorption measurement Methods 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 27
- 239000004567 concrete Substances 0.000 abstract description 24
- 238000005259 measurement Methods 0.000 abstract description 19
- 230000001976 improved effect Effects 0.000 abstract description 5
- 230000002349 favourable effect Effects 0.000 description 4
- 230000001737 promoting effect Effects 0.000 description 4
- 238000004458 analytical method Methods 0.000 description 2
- 230000005489 elastic deformation Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000007711 solidification Methods 0.000 description 2
- 230000008023 solidification Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000000418 atomic force spectrum Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000007405 data analysis Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 239000011372 high-strength concrete Substances 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
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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
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
-
- 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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
- G01N3/04—Chucks
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
- G01N3/06—Special adaptations of indicating or recording means
- G01N3/068—Special adaptations of indicating or recording means with optical indicating or recording means
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0014—Type of force applied
- G01N2203/0016—Tensile or compressive
- G01N2203/0017—Tensile
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/04—Chucks, fixtures, jaws, holders or anvils
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/06—Indicating or recording means; Sensing means
- G01N2203/0641—Indicating or recording means; Sensing means using optical, X-ray, ultraviolet, infrared or similar detectors
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- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention provides high-toughness steel fiber section strength detection equipment applied to the field of steel fiber strength detection, which is characterized in that two half molds with a semi-cylindrical structure are symmetrically arranged above a pedestal, a concrete column is wrapped on the outer side of a steel fiber to be detected according to the requirement in actual detection, and the clamping of an upper electric clamping jaw b and a lower electric clamping jaw b is matched, so that live measurement is realized, the strength and toughness of the steel fiber in an actual use environment are measured in the measurement process, compared with the measurement of the steel fiber to be detected by directly lifting, a steel fiber strength measurement cut-in point is added, the accuracy of the steel fiber strength and toughness measurement is improved, and two detection assemblies are arranged at the top of the pedestal side by side, so that two detection items can be simultaneously carried out, the comparison detection is formed, the detection efficiency is improved, and the detection result can be displayed more intuitively.
Description
Technical Field
The application relates to the field of steel fiber strength detection, in particular to high-toughness steel fiber profile strength detection equipment.
Background
The steel fiber is prepared by a thin steel wire cutting method, a cold-rolled strip steel shearing method, a steel ingot milling method or a molten steel rapid condensation method, and has the main application of being mixed in concrete, and the steel fiber is uniformly distributed in the concrete to form a plurality of series connections in the concrete, so that the structural firmness of the concrete after solidification is greatly enhanced, and the steel fiber is widely applied to high-strength concrete building pouring.
When carrying out processing production to steel fiber, for the quality of guarantee steel fiber, need detect steel fiber's intensity, this operation is accomplished by the pulling force machine usually, in actual operation in-process, the steel fiber that will await measuring is connected in the pulling force machine with the centre gripping between the steel fiber, carry through the pulling force machine and detect and carry the change of pulling force in-process, realize detecting steel fiber limit tensile ability, obtain steel fiber's intensity, this mode is although can directly obtain steel fiber's intensity numerical value, but its detecting means is too single, do not consider steel fiber's actual use environment, influence the measurement accuracy.
For this reason, a high-toughness steel fiber profile strength detection device is proposed to solve some of the problems existing in the prior art.
Disclosure of Invention
This application aim at is through measuring the intensity under the steel fiber actual conditions, improve steel fiber intensity and detect the accuracy, compare prior art and provide a high toughness steel fiber section bar intensity check out test set, the on-line screen storage device comprises a base, the top fixed mounting of base has the lift detection subassembly, and it includes the perpendicular support arm of bilateral symmetry setting to carry the detection subassembly, the inside rotation of perpendicular support arm is installed the screw rod of vertical setting, the top fixed mounting of perpendicular support arm has the rotatory drive unit of control screw rod, the inside of perpendicular support arm still slidable mounting has the slide, and the slide screw cup joint in the screw rod outside, fixed mounting has the link on the outer end wall of slide, be connected with the lift board between two links about, the one of them is fixed to be held that has tension sensor on the link, and tension sensor's response end is connected between link and lift board.
The top fixed mounting of base has the pedestal that is located about between two perpendicular support arms, and electric clamping jaw a that corresponds the setting from top to bottom is all installed to the inside of pedestal and the top of pulling the board, and electric clamping jaw b that corresponds the setting from top to bottom is all fixed mounting in the outside of pedestal and the outside of pulling the board, and the top symmetry of pedestal is provided with two half moulds that are semicircle tube structure.
Through installing the half mould symmetry of two for semicircle cylinder structures in the top of pedestal, can be according to the demand when actually detecting, wrap up the concrete column in the outside of the steel fiber that awaits measuring, the centre gripping of two electronic clamping jaw b about the cooperation realizes live measurement, measures the intensity toughness that steel fiber is in the in-service use environment in the measurement process, compares with directly lifting the steel fiber that awaits measuring, has increased steel fiber intensity measurement cut-in point, is favorable to further promoting steel fiber intensity toughness measurement's accuracy.
Further, the driving unit comprises a servo motor, the servo motor is fixedly arranged at the top of one vertical supporting arm, a driving shaft of the servo motor is fixedly connected with screws in the corresponding direction, and a driving belt is connected between the top ends of the left screw and the right screw in a transmission manner.
Further, a reinforcing rod is fixedly connected between the top ends of the left vertical supporting arm and the right vertical supporting arm, and the left vertical supporting arm and the right vertical supporting arm are matched with the base and the reinforcing rod to form a square frame structure.
Further, the front end wall of the lifting plate is fixedly provided with a transversely arranged infrared generator, the front end wall of the vertical supporting arm is fixedly provided with a vertically arranged infrared receiver, and the end wall of the infrared receiver close to one side of the near infrared generator is used for sensing infrared light beams emitted by the infrared generator.
Optionally, the two half molds are spliced to form a cylinder structure, the central axis of the cylinder structure coincides with the centers of the upper electric clamping jaw a and the lower electric clamping jaw a, the top of the cylinder structure is in a through shape, and the bottom of the cylinder structure is in a closed shape.
Further, the rubber block is fixedly inlaid at the center of the bottom of the half die, and the shape of the rubber block is set to be a semicircular structure matched with the bottom of the half die.
Further, the end walls of the left vertical supporting arm and the right vertical supporting arm which are close to each other are fixedly provided with electric telescopic rods which are transversely arranged, the telescopic ends of the electric telescopic rods are close to each other, and the left half mould and the right half mould are respectively and fixedly arranged on the telescopic ends of the electric telescopic rods at the left side and the right side.
Further, two clamping jaws which are symmetrically movable are arranged in the electric clamping jaw b, the opening and closing direction of the clamping jaws is perpendicular to the opening and closing direction of the two half molds, and the maximum opening distance between the two clamping jaws in the electric clamping jaw b is 1.5 times of the diameter of the half molds.
Further, a thin plastic film is attached to the inner end wall of the mold half by electrostatic attraction.
Further, the two lifting detection assemblies are arranged in total, the two lifting detection assemblies are fixed on the left side and the right side of the top of the base side by side, and the left side and the right side of the two lifting detection assemblies are fixedly connected with vertical support arms which are mutually close to each other.
Compared with the prior art, the advantage of this application lies in:
(1) According to the method, the two half-mold symmetrical semi-cylindrical structures are symmetrically arranged above the pedestal, the concrete column is wrapped on the outer side of the steel fiber to be detected according to the requirement in actual detection, the clamping of the upper electric clamping jaw b and the lower electric clamping jaw b is matched, live measurement is achieved, the strength toughness of the steel fiber in the actual use environment is measured in the measuring process, and compared with the measurement of the steel fiber to be detected by directly lifting, the steel fiber strength measurement cutting-in point is added, and the accuracy of the steel fiber strength toughness measurement is further improved.
(2) The infrared receiver is used for sensing and recording infrared beams emitted by the infrared generator, and the lifting force value of the steel fiber or concrete column when the steel fiber or concrete column is broken is accurately detected and marked, so that convenience of workers in data analysis is improved.
(3) Through inlay the rubber piece in half mould bottom centre of a circle position, with the help of the elastic deformation performance of rubber piece for can closely wrap up in the steel fiber outside that awaits measuring after two half mould amalgamations, leak when avoiding concrete filling, simultaneously, through setting up the outward of rubber piece into semi-circular structure, make about two rubber piece butt joint amalgamations stable.
(4) Through with electric telescopic handle fixed mounting on the end wall that erects the support arm and be close to each other, with the help of the removal of electric telescopic handle circular telegram back flexible end, realize the control that opens and shuts to half mould, be favorable to promoting the convenience of this equipment actual operation in-process.
(5) The opening and closing direction of the clamping jaw in the electric clamping jaw b is perpendicular to the opening and closing direction of the half die, and the maximum opening size of the clamping jaw is larger than the diameter of the half die, so that the clamping jaw can be prevented from being collided with the opening and closing of the clamping jaw in the electric clamping jaw b when the half die is opened and closed, the opening and closing of the half die and the opening and closing of the clamping jaw in the electric clamping jaw b can normally and stably operate, and the stability of the equipment in the operation process is guaranteed to a certain extent.
(6) By covering the inner end wall of the half mould with the thin plastic film, the poured concrete can be smoothly and conveniently separated from the half mould after being molded, and the demoulding stability is ensured.
(7) Through being provided with two and carrying and draw the top of detecting the subassembly and install at the base side by side, can carry out two simultaneously and detect, form the contrast and detect, be favorable to promoting detection efficiency, and can make the testing result demonstrate more directly perceivedly.
Drawings
FIG. 1 is a perspective view of the present application;
FIG. 2 is a perspective view of a single pull-up detection assembly of the present application;
FIG. 3 is an enlarged view of a partial structure of the pull-up detection assembly of the present application;
FIG. 4 is a perspective view of an infrared generator and infrared receiver of the present application;
FIG. 5 is a perspective view of the present application with the left and right mold halves closed;
FIG. 6 is a front view of the present application;
FIG. 7 is a cross-sectional view taken at A-A of FIG. 6;
FIG. 8 is a top view of the present application;
FIG. 9 is a cross-sectional view taken at B-B in FIG. 8;
fig. 10 is a cross-sectional view at C-C in fig. 8.
The reference numerals in the figures illustrate:
1. a base; 2. lifting and detecting the component; 201. a vertical support arm; 202. a screw; 203. a slide; 204. a connecting frame; 205. a lifting plate; 206. a tension sensor; 207. a servo motor; 208. a transmission belt; 209. a reinforcing rod; 3. a pedestal; 301. an electric clamping jaw a; 302. an electric clamping jaw b; 4. a half mold; 401. a rubber block; 402. an electric telescopic rod; 5. an infrared generator; 501. an infrared receiver.
Detailed Description
The embodiments will be described in detail and throughout the specification with reference to the drawings, wherein, based on the embodiments in the application, all other embodiments obtained by persons skilled in the art without making creative efforts are within the scope of protection of the application.
Example 1:
the invention provides high-toughness steel fiber profile strength detection equipment, referring to fig. 1-10, which comprises a base 1, wherein a lifting detection assembly 2 is fixedly arranged at the top of the base 1, the lifting detection assembly 2 comprises a vertical support arm 201 which is symmetrically arranged left and right, a screw rod 202 which is vertically arranged is rotatably arranged in the vertical support arm 201, a driving unit for controlling the screw rod 202 to rotate is fixedly arranged at the top of the vertical support arm 201, a sliding seat 203 is also slidably arranged in the vertical support arm 201, the sliding seat 203 is sheathed outside the screw rod 202 in a threaded manner, a connecting frame 204 is fixedly arranged on the outer end wall of the sliding seat 203, a lifting plate 205 is connected between the left connecting frame 204 and the right connecting frame 204, a tension sensor 206 is fixedly pressed on one connecting frame 204, and the sensing end of the tension sensor 206 is connected between the connecting frame 204 and the lifting plate 205.
The top fixed mounting of base 1 has the pedestal 3 that is located about between two perpendicular support arms 201, and electric clamping jaw a301 that corresponds the setting from top to bottom is all installed to the inside of pedestal 3 and the top of lifting plate 205, and the outside of pedestal 3 and the outside of lifting plate 205 are all fixed mounting have electric clamping jaw b302 that corresponds the setting from top to bottom, and the top symmetry of pedestal 3 is provided with two half moulds 4 that are semicircle structures.
In the use process of the equipment, a worker connects the equipment with an external power supply through a lead, so that the external power supply provides power support for the equipment, the equipment is in signal connection with computer equipment, the computer processes data collected by the equipment, when the equipment is used for detecting the strength and toughness of the steel fiber, the worker needs to reset the lifting plate 205 to the lower initial position, then, according to the distance between the upper electric clamping jaw a301 and the lower electric clamping jaw a301, the steel fiber to be detected with proper length is intercepted, the fastening clamping of the upper end and the lower end of the steel fiber to be detected is realized through the power control of the upper electric clamping jaw a301 and the lower electric clamping jaw a301, so that the steel fiber to be detected is vertically clamped between the upper electric clamping jaw a301 and the lower electric clamping jaw a301, after the operation is finished, the worker can perform the measurement in the following two modes according to requirements, firstly, directly measure the intensity toughness of steel fiber to be tested through this equipment, namely the staff directly controls the drive unit to start, drive unit drives screw rod 202 rotatory, with the help of the meshing of screw thread, drive two left and right sliding seat 203 synchronous rises, thereby make lifting plate 205 rise, carry the steel fiber to be tested of vertical centre gripping, carry out the record of detecting lifting force constantly through tension sensor 206 in the lifting process, show the change curve of lifting force on the computer through the mode of coordinate axis, help the staff carry out the analysis, after the steel fiber to be tested is pulled, because the connection of lifting plate 205 below breaks, make the lifting force that tension sensor 206 detected suddenly reduce, consequently, through the vertical that has corresponding the ultimate strength of this steel fiber to be tested of this analysis lifting force sharp decline position on the curve promptly.
The other measurement mode can help the staff to detect the strength and toughness of the steel fiber under the actual working condition, after the steel fiber to be detected is vertically clamped between the upper electric clamping jaw a301 and the lower electric clamping jaw a301, the staff moves to enable the symmetrical half mold 4 to be closed on the outer side of the steel wire to be detected, then the staff can pour marked concrete into the closed half mold 4, form a columnar structure wrapping the outer side of the steel fiber after solidification and shaping, at the moment, the staff removes the half mold 4, controls the upper electric clamping jaw b302 and the lower electric clamping jaw b302 to tightly clamp the upper end and the lower end of the electric clamping jaw b302, controls the electric clamping jaw a301 to loosen the clamping of the steel fiber to be detected, then controls the sliding seat 203 to drive the lifting plate 205 to lift to provide lifting force for the concrete column, monitors the change of the lifting force curve, and after the operation is finished, the staff can detect the strength of the concrete column of which is not packaged with the steel fiber to be detected, and the strength and toughness of the steel fiber to be detected can be detected more accurately through the comparison of front data and rear data.
In this application, through installing the top at pedestal 3 with the half module 4 symmetry that is semi-cylindrical structure two, can be according to the demand when actually detecting, wrap up the concrete column in the outside of the steel fiber that awaits measuring, the centre gripping of two electronic clamping jaws b302 about the cooperation realizes live measurement, the intensity toughness that is in the in-service use environment to the steel fiber in the measurement process is measured, compare with the direct steel fiber that draws to await measuring, added steel fiber intensity measurement cut-in point, be favorable to further promoting steel fiber intensity toughness measuring accuracy.
Referring to fig. 2 and 8, the driving unit includes a servo motor 207, the servo motor 207 is fixedly mounted on the top of one vertical supporting arm 201, a driving shaft of the servo motor 207 is fixedly connected with the screws 202 in the corresponding direction, a driving belt 208 is connected between the top ends of the left and right screws 202 in a driving manner, in the using process of the device, the left and right screws 202 are synchronously rotated through the driving connection of the driving belt 208, so that only a single servo motor 207 is required to be arranged in the driving unit of the device, the manufacturing cost of the device is reduced, meanwhile, the rotation synchronism of the left and right screws 202 can be effectively ensured, and the force application balance of the left and right ends in the lifting process of the lifting plate 205 is guaranteed.
Referring to fig. 2, a reinforcing rod 209 is fixedly connected between the top ends of the left and right vertical supporting arms 201, the left and right vertical supporting arms 201 are matched with the base 1 and the reinforcing rod 209 to form a square frame structure, and in the use process of the device, the reinforcing rod 209 is fixedly connected to the upper ends of the left and right vertical supporting arms 201, so that the structure of the left and right vertical supporting arms 201 can be reinforced, and the stability of the device in the operation process is ensured.
Referring to fig. 3 and 4, an infrared generator 5 is fixedly installed on the front end wall of the lifting plate 205, an infrared receiver 501 is fixedly installed on the front end wall of the vertical support arm 201, the end wall of one side of the infrared receiver 501 close to the near infrared generator 5 is used for sensing infrared beams emitted by the infrared generator 5, in the using process of the device, the infrared beams emitted by the infrared generator 5 irradiate on a sensing area arranged on the vertical end wall of the infrared receiver 501, the position of the lifting plate 205 can be detected, when the infrared receiver 501 detects that the position of the infrared beams is motionless or moves upwards slowly, the steel fibers between the upper electric clamping jaw a301 and the lower electric clamping jaw b302 are indicated, or the concrete column between the upper electric clamping jaw b302 is not pulled or is in a slow deformation state, when the position of the infrared receiver 501 detects that the infrared beams moves upwards suddenly, even after moving, the infrared beams are separated from the sensing area of the infrared receiver 501, the position of the upper electric clamping jaw a and the lower electric clamping jaw b302 are indicated, or the position of the lower electric clamping jaw b302 is detected by the infrared beams is broken, and the accurate and the digital force of the concrete column is recorded by the infrared receiver, and the accurate and the digital force is recorded by the infrared detector.
Example 2:
the invention provides high-toughness steel fiber profile strength detection equipment, referring to fig. 1-10, two half molds 4 are spliced to form a cylinder structure, the central axis of the cylinder structure coincides with the centers of an upper electric clamping jaw a301 and a lower electric clamping jaw a301, the top of the cylinder structure is in a through shape, and the bottom of the cylinder structure is in a closed shape.
Please refer to fig. 3 and 9, the bottom centre of a circle position of the half mould 4 is fixedly inlaid with a rubber block 401, and the shape of the rubber block 401 is set to be a semicircular structure matched with the bottom of the half mould 4, in the use process of the device, through inlaying the rubber block 401 at the bottom centre of a circle position of the half mould 4, by means of the elastic deformation performance of the rubber block 401, two half moulds 4 can be tightly wrapped outside steel fibers to be tested after being spliced, so that leakage during concrete filling is avoided, and meanwhile, the left and right rubber blocks 401 are enabled to be spliced stably by arranging the outward direction of the rubber block 401 to be a semicircular structure.
Referring to fig. 3 and 5, the end walls of the left and right vertical supporting arms 201 close to each other are fixedly provided with the transversely arranged electric telescopic rods 402, the telescopic ends of the electric telescopic rods 402 are close to each other, the left and right half molds 4 are respectively and fixedly provided with the telescopic ends of the left and right electric telescopic rods 402, and in the using process of the device, the electric telescopic rods 402 are fixedly provided with the end walls of the vertical supporting arms 201 close to each other, and the opening and closing control of the half molds 4 is realized by means of the movement of the telescopic ends after the electric telescopic rods 402 are electrified, so that convenience in the actual operating process of the device is improved.
Referring to fig. 7, two symmetrically movable clamping jaws are arranged in an electric clamping jaw b302, the opening and closing directions of the clamping jaws are perpendicular to the opening and closing directions of two half dies 4, the maximum opening distance between the two clamping jaws in the electric clamping jaw b302 is 1.5 times the diameter of the half dies 4, in the using process of the device, the opening and closing directions of the clamping jaws in the electric clamping jaw b302 are perpendicular to the opening and closing directions of the half dies 4, the maximum opening size of the clamping jaws is larger than the diameter of the half dies 4, collision with the opening and closing of the clamping jaws in the electric clamping jaw b302 during the opening and closing movement of the half dies 4 can be avoided, the opening and closing of the half dies 4 and the opening and closing of the clamping jaws in the electric clamping jaw b302 can normally and stably operate, the stability of the device in the operating process is guaranteed to a certain extent, and the maximum opening distance between the left and right half dies 4 is also larger than the width of the electric clamping jaw b 302.
The inner end wall of the half mould 4 is provided with a thin plastic film through electrostatic absorption, and in the using process of the device, the thin plastic film is covered on the inner end wall of the half mould 4, so that the device can be smoothly and conveniently separated from the half mould 4 after poured concrete is formed, the demoulding stability is ensured, and the device needs to be noticed that when a concrete column is lifted and detected, the thin plastic film adhered on the concrete column is required to be torn off, so that the influence of the existence of the thin plastic film on a measuring result is avoided.
This embodiment 2 refers to the embodiment 1, and forms a difference point on the basis of the embodiment 1, and only the difference is described here.
Example 3:
the invention provides a high-toughness steel fiber profile strength detection device, referring to fig. 1-10, two lifting detection assemblies 2 are arranged in total, the two lifting detection assemblies 2 are fixed on the left side and the right side of the top of a base 1 side by side, vertical supporting arms 201 which are mutually close to each other in the left lifting detection assembly 2 and the right lifting detection assembly 2 are fixedly connected, and in the using process of the device, the two lifting detection assemblies 2 are arranged on the top of the base 1 side by side, so that two detection can be performed simultaneously, namely the strength of a concrete column containing steel fibers and the strength of a concrete column not containing steel fibers are detected simultaneously, and the strength of the concrete column not containing steel fibers can be detected in a comparison mode, thereby being beneficial to improving the detection efficiency and enabling the detection result to be displayed more intuitively.
This embodiment 3 refers to the embodiment 2, and differences are formed on the basis of the embodiment 2, and only differences are described here.
The foregoing is merely a preferred embodiment of the present application, which is to be taken in conjunction with the actual demands, but the scope of the present application is not limited thereto.
Claims (7)
1. The utility model provides a high toughness steel fiber profile intensity detection equipment, includes base (1), its characterized in that, the top fixed mounting of base (1) has and carries and draw detection component (2), and carries and draw detection component (2) including the perpendicular support arm (201) that bilateral symmetry set up, the inside rotation of perpendicular support arm (201) is installed and is installed screw rod (202) of vertical setting, the top fixed mounting of perpendicular support arm (201) has the rotatory drive unit of control screw rod (202), the inside of perpendicular support arm (201) still slidable mounting has slide (203), and slide (203) screw thread cup joints in screw rod (202) outside, fixedly mounted link (204) on the outer end wall of slide (203), is connected with between two links (204) about and carries and draw board (205), one of them fixedly mounted with tension sensor (206) on link (204), and the sensing end of tension sensor (206) is connected between link (204) and carry and draw board (205);
the top of the base (1) is fixedly provided with a pedestal (3) positioned between the left vertical supporting arm (201) and the right vertical supporting arm (201), the inside of the pedestal (3) and the top of the lifting plate (205) are respectively provided with an electric clamping jaw a (301) which is arranged correspondingly up and down, the outer side of the pedestal (3) and the outer side of the lifting plate (205) are respectively fixedly provided with an electric clamping jaw b (302) which is arranged correspondingly up and down, and two half moulds (4) with a semicircular cylinder structure are symmetrically arranged above the pedestal (3);
two die halves (4) amalgamation back constitutes drum structure, and drum structure's central axis coincides with the center of upper and lower two electronic clamping jaw a (301), drum structure's top sets up to link up the form, drum structure's bottom sets up to seal the form, the fixed rubber piece (401) that inlays in bottom centre of a circle position of die halves (4), and the appearance of rubber piece (401) set up to the semi-circular structure with die halves (4) bottom looks adaptation, control two all fixed mounting has electric telescopic handle (402) of horizontal setting on the end wall that vertical support arm (201) are close to each other, and electric telescopic handle (402) telescopic end is close to each other, control two die halves (4) respectively fixed mounting are on the telescopic end of left and right sides electric telescopic handle (402).
2. The high-toughness steel fiber profile strength detection device according to claim 1, wherein the driving unit comprises a servo motor (207), the servo motor (207) is fixedly arranged at the top of one vertical supporting arm (201), a driving shaft of the servo motor (207) is fixedly connected with a screw rod (202) in the corresponding direction, and a driving belt (208) is in transmission connection between the top ends of the left screw rod (202) and the right screw rod (202).
3. The high-toughness steel fiber profile strength detection device according to claim 1, wherein a reinforcing rod (209) is fixedly connected between the top ends of the left and right vertical supporting arms (201), and the left and right vertical supporting arms (201) are matched with the base (1) and the reinforcing rod (209) to form a square frame structure.
4. The high-toughness steel fiber profile strength detection device according to claim 1, wherein an infrared generator (5) arranged transversely is fixedly arranged on the front end wall of the lifting plate (205), an infrared receiver (501) arranged vertically is fixedly arranged on the front end wall of the vertical supporting arm (201), and the end wall of the infrared receiver (501) close to one side of the infrared generator (5) is used for sensing infrared beams emitted by the infrared generator (5).
5. The high-toughness steel fiber profile strength detection device according to claim 1, wherein two symmetrically movable clamping jaws are arranged in the electric clamping jaw b (302), the opening and closing direction of the clamping jaws is perpendicular to the opening and closing direction of the two half dies (4), and the maximum opening distance between the two clamping jaws in the electric clamping jaw b (302) is 1.5 times of the diameter of the half dies (4).
6. A high-toughness steel fiber profile strength detecting apparatus according to claim 1, wherein a thin plastic film is attached to an inner end wall of the half die (4) by electrostatic adsorption.
7. The high-toughness steel fiber profile strength detection device according to claim 1, wherein two lifting detection assemblies (2) are arranged in total, the two lifting detection assemblies (2) are fixed on the left side and the right side of the top of the base (1) side by side, and vertical supporting arms (201) close to each other in the left lifting detection assembly (2) and the right lifting detection assembly are fixedly connected.
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