CN114858622A - Performance detection device and method for mineral material - Google Patents

Performance detection device and method for mineral material Download PDF

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Publication number
CN114858622A
CN114858622A CN202210351033.5A CN202210351033A CN114858622A CN 114858622 A CN114858622 A CN 114858622A CN 202210351033 A CN202210351033 A CN 202210351033A CN 114858622 A CN114858622 A CN 114858622A
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Prior art keywords
workpiece
detection
feedback signal
strain gauge
production line
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CN202210351033.5A
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谢飞
成奖国
代文治
杨勇
邓政斌
黄浩
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Guizhou University
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Guizhou University
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Priority to CN202210351033.5A priority Critical patent/CN114858622A/en
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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
    • G01N3/30—Investigating strength properties of solid materials by application of mechanical stress by applying a single impulsive force, e.g. by falling weight
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
    • G01B7/16—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring the deformation in a solid, e.g. by resistance strain gauge
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/04—Analysing solids
    • G01N29/048—Marking the faulty objects
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/22—Details, e.g. general constructional or apparatus details
    • G01N29/26—Arrangements for orientation or scanning by relative movement of the head and the sensor
    • G01N29/265—Arrangements for orientation or scanning by relative movement of the head and the sensor by moving the sensor relative to a stationary material
    • 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
    • G01N3/06—Special adaptations of indicating or recording means
    • G01N3/066—Special adaptations of indicating or recording means with electrical indicating or recording means
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
    • G01N2203/0001—Type of application of the stress
    • G01N2203/001—Impulsive
    • 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
    • G01N2203/0058—Kind of property studied
    • G01N2203/0069—Fatigue, creep, strain-stress relations or elastic constants
    • G01N2203/0075—Strain-stress relations or elastic constants
    • 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
    • G01N2203/0617—Electrical or magnetic indicating, recording or sensing means
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
    • G01N2203/02—Details not specific for a particular testing method
    • G01N2203/06—Indicating or recording means; Sensing means
    • G01N2203/0658—Indicating or recording means; Sensing means using acoustic or ultrasonic detectors
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/02—Indexing codes associated with the analysed material
    • G01N2291/024—Mixtures
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/02—Indexing codes associated with the analysed material
    • G01N2291/028—Material parameters
    • G01N2291/0289—Internal structure, e.g. defects, grain size, texture

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  • Physics & Mathematics (AREA)
  • General 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)
  • Immunology (AREA)
  • Pathology (AREA)
  • Acoustics & Sound (AREA)
  • Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)

Abstract

The invention discloses a performance detection device and method for mineral materials, which comprises a detection module and a communication module, the detection module is connected with a processing production line of mineral materials for production, the detection module comprises a detection platform, the detection table is provided with a fixed table, the fixed table is fixedly provided with a first fixed rod, the first fixed rod is fixedly provided with a second fixed rod, a telescopic motor is fixedly arranged on the second fixed rod, the output end of the telescopic motor is connected with a telescopic rod in a matching way, the tail end of the telescopic rod is fixedly connected with a first sliding block, through the detection module can be automatic carry out quality testing and generate the testing result to resin mineral combined material, the detection module generates feedback signal based on the testing result again, and rethread communication module feeds back feedback signal to processing production line's control end on to make the processing production line can be automatic adjust processing technology parameter.

Description

Performance detection device and method for mineral material
Technical Field
The invention relates to the technical field of mineral material detection equipment, in particular to a performance detection device and method for a mineral material.
Background
The resin-mineral composite material is a novel engineering material, and is also called resin-based mineral composite material. Compared with cast iron, the cast iron has the main advantages that: can be cast at normal temperature, and has heat capacity 50 percent higher than that of cast iron material; the specific rigidity of the cast iron material is close to that of the cast iron material; the logarithmic decrement is higher than that of cast iron material and the damping characteristic is good. The resin-mineral composite material is a novel composite material which is prepared by taking natural mineral particles such as granite and the like as aggregate, replacing cement with epoxy resin, simultaneously adding a proper amount of glass fiber, curing agent, plasticizer, diluent and filler, mixing, vibrating, forming and then carrying out polymerization reaction and curing. At present, the preparation process of the resin-mineral composite material is automated, but the process of detecting the performance of the resin-mineral composite material still has defects, one is that the resin-mineral composite material needs to be manually detected when being prepared, and more labor force is wasted; secondly, the resin mineral composite material cannot be detected in real time, and the processing technological parameters in the processing production line cannot be intelligently adjusted according to the detection result of the detection mechanism, so that the condition of large-batch unqualified products is easy to occur, and serious economic loss is caused.
Disclosure of Invention
The invention overcomes the defects of the prior art and provides a performance detection device and method for mineral materials.
In order to achieve the aim, the invention adopts the technical scheme that:
the invention provides a performance detection device for mineral materials, which comprises a detection module and a communication module;
the detection module and the mineral material processing production line are produced in a continuous machine mode, the detection module comprises a detection table, a fixed table is arranged on the detection table, a first fixed rod is fixedly installed on the fixed table, a second fixed rod is fixedly installed on the first fixed rod, a telescopic motor is fixedly installed on the second fixed rod, the output end of the telescopic motor is connected with a telescopic rod in a matched mode, and the tail end of the telescopic rod is fixedly connected with a first sliding block;
the detection table is provided with a first supporting seat and a second supporting seat, the first supporting seat is provided with a first motor, the second supporting seat is provided with a second motor, the first motor and the second motor are symmetrically arranged, the output end of the first motor is connected with a first push rod in a matching mode, the first push rod is connected with a first strain gauge in a matching mode, the output end of the second motor is connected with a second push rod in a matching mode, and the output end of the second push rod is connected with a second strain gauge in a matching mode;
the communication module is arranged on the detection table and can feed back the feedback signal generated by the detection module to the control end of the processing production line, so that the control end can adjust the processing technological parameters of the processing production line according to the feedback signal.
Further, in a preferred embodiment of the present invention, a fixed block is disposed at the bottom of the first sliding block, and an impact head is detachably mounted on the fixed block.
Further, in a preferred embodiment of the present invention, the first fixing rod is provided with a mounting block, the mounting block is provided with a slide rail, the slide rail is slidably connected with a slide block, and the slide block is fixedly connected with the first slide block.
Further, in a preferred embodiment of the present invention, the mounting block is further provided with a telescopic mechanism, the telescopic mechanism includes a fixed rod and a movable rod, the movable rod is slidably connected to the fixed rod, the end of the movable rod is cooperatively connected to a universal rotator, and the universal rotator is cooperatively connected to an ultrasonic detector.
Further, in a preferred embodiment of the present invention, a pressure sensor is disposed on the impact head, and the pressure sensor is in communication connection with the telescopic motor.
Furthermore, in a preferred embodiment of the present invention, the detection table is provided with an electric guide rail, the electric guide rail is connected with an electric guide block in a matching manner, the electric guide block is connected with a fixed seat in a matching manner, and four supporting blocks are arranged on four corners of the fixed seat.
Further, in a preferred embodiment of the present invention, the first strain gauge and the second strain gauge are connected to a strain gauge through a wire, and further, a strain force of the workpiece to be measured in a stress process is measured by the strain gauge.
Further, in a preferred embodiment of the present invention, the first and second strain gauges include at least one sensing electrode, the sensing electrode is used for contacting an outer surface of the workpiece to be measured and receiving a force signal transmitted by the workpiece to be measured when the workpiece is stressed, and the first and second strain gauges are provided with a reference electrode contacting the outer surface of the workpiece to be measured, and the reference electrode is used for detecting a deformation amount and a deformation direction of the workpiece to be measured.
The second aspect of the present invention provides a control method for a mineral material property detection apparatus, applied to any one of the mineral material property detection apparatuses, comprising the steps of:
applying acting force with preset variable quantity to the workpiece to be detected through the impact head within preset time;
acquiring a parameter value of a strain gauge within preset time; the parameter values comprise deformation quantities of the workpiece under stress;
calculating a parameter change rate based on the parameter value of the strain gauge within the preset time;
judging whether the parameter change rate is smaller than a preset change rate or not;
if yes, generating a first feedback signal;
and feeding the first feedback signal back to the control end of the processing production line through the communication module.
Further, in a preferred embodiment of the present invention, after the step of applying the acting force with the preset variation to the workpiece to be tested by the impact head within the preset time, the method further includes the following steps:
detecting a workpiece to be detected through an ultrasonic detector, and extracting characteristic information fed back by ultrasonic waves;
judging whether the workpiece is damaged or not based on the characteristic information fed back by the ultrasonic waves; wherein the failure condition comprises crack and fracture;
if the damage occurs, the deformation quantity of the workpiece is obtained;
judging whether the deformation quantity is smaller than a preset threshold value or not;
if so, indicating that the damage type is brittle damage, and generating a second feedback signal at the moment;
feeding the second feedback signal back to a control end of the processing production line through a communication module;
if not, the damage type is plastic damage, and a third feedback signal is generated at the moment;
and feeding the third feedback signal back to the control end of the processing production line through the communication module.
The invention solves the technical problems existing in the background technology, and has the following beneficial effects: through the detection module can be automatic carry out quality testing to resin mineral combined material and generate the testing result, the detection module again generates feedback signal based on the testing result, rethread communication module with feedback signal feedback to processing production line's control end on, thereby make the processing production line can be automatic adjust processing technology parameter, thereby realized automatic, accurate regulation processing parameter's process, and can avoid appearing the condition emergence of extensive nonconforming product, avoid causing serious economic loss.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings of the embodiments can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic perspective view of the present apparatus;
FIG. 2 is a schematic view of another embodiment of the present device;
FIG. 3 is a partial schematic structural view of the apparatus;
FIG. 4 is a schematic structural view of an impact head;
FIG. 5 is a schematic structural view of the fixing base;
fig. 6 is an overall flowchart of a control method for a performance measuring apparatus for mineral materials;
FIG. 7 is a partial flow chart of a method of controlling a performance testing apparatus for mineral materials;
the reference numerals are explained below: 101. a detection table; 102. a fixed table; 103. a first fixing lever; 104. a second fixing bar; 105. a telescopic motor; 106. a telescopic rod; 107. a first slider; 108. an electric rail; 109. an electric guide block; 201. a fixed seat; 202. a support block; 203. a first support base; 204. a second support seat; 205. a first motor; 206. a second motor; 207. a first push rod; 208. a first strain gauge; 209. a second push rod; 301. a second strain gauge; 302. a fixed block; 303. an impact head; 304. mounting blocks; 305. a slide rail; 306. a slider; 307. a telescoping mechanism; 308. a universal rotator; 309. provided is an ultrasonic detector.
Detailed Description
In order that the above objects, features and advantages of the present invention can be more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and the detailed description, wherein the drawings are simplified schematic drawings and only the basic structure of the present invention is illustrated schematically, so that only the structure related to the present invention is shown, and it is to be noted that the embodiments and features of the embodiments in the present application can be combined with each other without conflict.
In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and are not to be considered limiting of the scope of the present application. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the invention, the meaning of "a plurality" is two or more unless otherwise specified.
In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art through specific situations.
To facilitate an understanding of the invention, the invention will now be described more fully with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
As shown in fig. 1-5, a first aspect of the present invention provides a performance testing apparatus for mineral materials, comprising a testing module and a communication module.
The communication module is arranged on the detection table 101, and the communication module can feed back the feedback signal generated by the detection module to the control end of the processing production line, so that the control end can adjust the processing technological parameters of the processing production line according to the feedback signal.
It should be noted that, in an automatic production workshop, when resin mineral composite material is produced, quality detection needs to be performed on finished resin mineral composite material products within a preset time interval, whether the processing technological parameters of the current automatic processing production line are qualified or not is judged, and if the processing technological parameters are not qualified, the processing technological parameters in the processing production line need to be corrected. According to the invention, the detection module is connected with the processing production line for preparing the resin mineral composite material, the detection module can automatically detect the quality of the resin mineral composite material and generate a detection result, the detection module generates a feedback signal based on the detection result, and the feedback signal is fed back to the control end of the processing production line through the communication module, so that the processing production line can automatically adjust the processing technological parameters, the process of automatically and accurately adjusting the processing parameters is realized, the occurrence of large-scale unqualified products can be avoided, and the serious economic loss is avoided.
As shown in fig. 1, 2 and 4, the processing production line of detection module and mineral material is produced even machine, the detection module is including detecting platform 101, be provided with fixed station 102 on detecting platform 101, fixed mounting has first dead lever 103 on the fixed station 102, fixed mounting has second dead lever 104 on the first dead lever 103, fixed mounting has flexible motor 105 on the second dead lever 104, the output cooperation of flexible motor 105 is connected with telescopic link 106, the first sliding block 107 of terminal fixedly connected with of telescopic link 106.
As shown in fig. 1 and 5, an electric guide rail 108 is arranged on the detection table 101, an electric guide block 109 is connected to the electric guide rail 108 in a matching manner, a fixed seat 201 is connected to the electric guide block 109 in a matching manner, and four supporting blocks 202 are arranged on four corners of the fixed seat 201.
As shown in fig. 3, be provided with first supporting seat 203 and second supporting seat 204 on examining test table 101, be provided with first motor 205 on the first supporting seat 203, be provided with second motor 206 on the second supporting seat 204, first motor 205 and second motor 206 symmetry set up, the output cooperation of first motor 205 is connected with first push rod 207, the cooperation is connected with first foil gage 208 on the first push rod 207, the output cooperation of second motor 206 is connected with second push rod 209, the output cooperation of second push rod 209 is connected with second foil gage 301.
As shown in fig. 4, a fixed block 302 is disposed at the bottom of the first sliding block 107, and an impact head 303 is detachably mounted on the fixed block 302.
It should be noted that, the inspection table 101 is further provided with a loading and unloading mechanism, which may be a loading and unloading manipulator, and the loading and unloading manipulator is a conventional technology, and the structural features of the loading and unloading manipulator are not described herein. Resin mineral composite on the processing production line is clamped to the fixing seat 201 through the feeding and discharging mechanical arm, and four supporting blocks 202 are made to support four corners of the bottom of the resin mineral composite respectively. Then, the electric guide block 109 is driven, so that the electric guide block 109 drives the fixing base 201 to slide along the electric guide rail 108 to the position right below the impact head 303, and at this time, the first motor 205 and the second motor 206 are driven, so that the first motor 205 and the second motor 206 drive the first push rod 207 and the second push rod 209 to push out, and further the first strain gauge 208 and the second strain gauge 301 are attached to two sides of the resin-mineral composite material. After the first strain gauge 208 and the second strain gauge 301 are attached, the telescopic motor 105 is driven, so that the telescopic motor 105 drives the telescopic rod 106 to move downwards, the impact head 303 is further driven to move downwards to the middle of the upper surface of the resin-mineral composite material, then an acting force with a preset variation is applied to the resin-mineral composite material through the impact head 303 within a preset time, in the process, the strain and the strain of the resin-mineral composite material are measured through the strain gauge when the resin-mineral composite material is stressed, and then a detection result is generated. After the measurement is completed, the electric guide block 109 is driven to move outwards, and then the resin mineral composite material on the fixing seat 201 is transferred and discharged through the feeding and discharging manipulator, so that a test process is completed.
As shown in fig. 1, the first fixing rod 103 is provided with an installation block 304, the installation block 304 is provided with a slide rail 305, the slide rail 305 is slidably connected with a slide block 306, and the slide block 306 is fixedly connected with the first slide block 107.
It should be noted that, in the process of applying pressure to the resin-mineral composite material by the impact head 303, the sliding block 306 and the sliding rail 305 play a role in guiding, so that the situation that the impact head 303 is subjected to a reaction force of the resin-mineral composite material to cause position deviation can be avoided, and further, the position of the application point of the impact head 303 to the resin-mineral composite material cannot be deviated, and the reliability of the test result is further ensured.
Still be provided with telescopic machanism 307 on the installation piece 304, telescopic machanism 307 includes dead lever and movable rod, movable rod sliding connection is in on the dead lever, the terminal cooperation of movable rod is connected with universal rotating ware 308, the cooperation is connected with ultrasonic detector 309 on the universal rotating ware 308.
It should be noted that, by driving the telescopic mechanism 307, the telescopic mechanism 307 drives the ultrasonic detector 309 to move up and down, so that the ultrasonic detector 309 can scan and detect the resin-mineral composite material under stress at different horizontal height positions; the universal rotator 308 drives the ultrasonic detector 309 to scan and detect the resin-mineral composite material at different angles; therefore, the acoustic signals fed back by the resin-mineral composite material can be comprehensively collected, more comprehensive detection data can be provided, and the reliability of the detection result can be further improved.
The impact head 303 is provided with a pressure sensor, and the pressure sensor is in communication connection with the telescopic motor 105.
It should be noted that, an acting force with a preset variation is applied to the resin mineral composite material through the impact head 303 within a preset time, a real-time pressure value in the preset time is acquired through the pressure sensor, the real-time pressure value is compared with the preset pressure value, if the real-time pressure value is too large or too small, the pressure sensor feeds back a signal to the telescopic motor 105, and after the telescopic motor 105 receives the signal, the telescopic amount of the telescopic rod 106 is adjusted according to the tested real-time pressure value, so that the pressure value between the impact head 303 and the resin mineral composite material is adjusted, the real-time pressure value is kept in a preset range, and the reliability of a detection result is further improved.
The first strain gauge 208 and the second strain gauge 301 are connected with a strain gauge through a lead, and strain force of a workpiece to be measured in a stress process is measured through the strain gauge.
First foil gage 208 and second foil gage 301 include an inductive electrode at least, inductive electrode is used for contacting the surface of the work piece that awaits measuring and receives the power signal that the work piece that awaits measuring conveyed when the atress, just first foil gage 208 and second foil gage 301 are provided with the reference electrode that contacts the work piece surface that awaits measuring, the reference electrode is used for detecting work piece deformation volume and deformation direction that awaits measuring.
It should be noted that, firstly, when an acting force is applied to the resin-mineral composite material by the impact head 303, the resin-mineral composite material is deformed to a certain extent after being stressed, and further a certain deformation amount is generated, and then the deformation amount and the deformation direction of the resin-mineral composite material are measured by the reference electrode at different stressed extents. Secondly, the magnitude of the force, the action point of the force and the direction of the force of the resin-mineral composite material during deformation are obtained through the induction electrode, and the data are recorded, so that a user can analyze the data in detail, and further research the mechanical property of the resin-mineral composite material.
The second aspect of the present invention provides a control method for a mineral material property detection apparatus, applied to any one of the mineral material property detection apparatuses described above, as shown in fig. 6, including the steps of:
s102: applying acting force with preset variable quantity to the workpiece to be detected through the impact head within preset time;
s104: acquiring a parameter value of a strain gauge within preset time; the parameter values comprise deformation quantities of the workpiece under stress;
s106: calculating a parameter change rate based on the parameter value of the strain gauge within the preset time;
s108: judging whether the parameter change rate is smaller than a preset change rate or not;
s110: if yes, generating a first feedback signal;
s112: and feeding the first feedback signal back to the control end of the processing production line through the communication module.
It should be noted that, when an acting force with a preset variation is applied to the resin-mineral composite material through the impact head 303 within a preset time, the resin-mineral composite material is deformed to a certain extent after being stressed, and then a certain deformation is generated, in the process, deformation parameter values of the resin-mineral composite material at different stress degrees are read through a strain gauge, and then a parameter change rate is calculated, and then whether the parameter change rate is smaller than the preset change rate or not is judged, if so, the elastic modulus value of the currently detected resin-mineral composite material is lower, which indicates that the content of epoxy resin added during the preparation of the resin-mineral composite material is lower, and the content of mineral particles is higher, so that aggregates cannot be fully infiltrated during the preparation, and effective interface bonding force cannot be provided, thereby resulting in higher rigidity of the finished resin-mineral composite material, when the finished resin mineral composite material product is subjected to external force, the stress concentration phenomenon is easily generated on the aggregate contact surface, and the deformation quantity is too small, so that the elastic modulus of the resin mineral composite material is lower, the product is unqualified, at the moment, the detection module generates a first feedback signal according to the detection result, and the first feedback signal is fed back to the control end of the processing production line through the communication module, so that the consumption of epoxy resin during preparation of the resin mineral composite material is increased by the control end of the processing production line, the elastic modulus of the resin mineral composite material is further improved, the automatic and intelligent adjustment function is realized, the reliability is high, manual interference is not needed, and the labor force is greatly saved.
Further, in a preferred embodiment of the present invention, as shown in fig. 7, after the step of applying the acting force with the preset variation to the workpiece to be tested by the impact head within the preset time, the method further includes the following steps:
s202: detecting a workpiece to be detected through an ultrasonic detector, and extracting characteristic information fed back by ultrasonic waves;
s204: judging whether the workpiece is damaged or not based on the characteristic information fed back by the ultrasonic waves; wherein the failure condition comprises crack and fracture;
s206: if the damage occurs, the deformation quantity of the workpiece is obtained;
s208: judging whether the deformation quantity is smaller than a preset threshold value or not;
s210: if so, indicating that the damage type is brittle damage, and generating a second feedback signal at the moment;
s212: feeding the second feedback signal back to a control end of the processing production line through a communication module;
s214: if not, the damage type is plastic damage, and a third feedback signal is generated at the moment;
s216: and feeding the third feedback signal back to the control end of the processing production line through the communication module.
After a certain amount of acting force is applied to the resin-mineral composite material by the impact head 303, the ultrasonic detector 309 is used to detect whether the resin-mineral composite material is damaged, for example, whether a crack or a direct fracture occurs in the resin-mineral composite material, and if the resin-mineral composite material is damaged, the strain gauge is used to obtain the deformation amount of the resin-mineral composite material at the current time, and whether the deformation amount is smaller than a preset threshold value is determined. If the deformation amount is smaller than the preset threshold value, the resin mineral composite material is damaged on the premise that the deformation amount is small or no deformation occurs, the condition is brittle damage, at the moment, the condition that the resin mineral composite material is prepared by a processing production line, the dosage of the added curing agent is too much, so that a system generates a violent curing reaction in a short time, the finished product of the resin mineral composite material is large in brittleness and insufficient in plasticity, the mechanical property of the resin mineral composite material is poor, the resin mineral composite material is deformed or damaged only by micro deformation after being subjected to an acting force with a preset magnitude is described, the finished product of the currently tested resin mineral composite material is unqualified, at the moment, the detection module generates a second feedback signal according to the detection result, and the second feedback signal is fed back to the control end of the processing production line through the communication module, the control end of the processing production line reduces the dosage of the curing agent when the resin-mineral composite material is prepared, so that the brittleness of the resin-mineral composite material is reduced, and the mechanical property of the resin-mineral composite material is improved.
If the deformation quantity is larger than the preset threshold value, the deformation degree of the resin-mineral composite material is larger when the resin-mineral composite material is subjected to an acting force with a preset magnitude, a plastic failure condition occurs, the finished product of the resin-mineral composite material has larger plasticity and insufficient rigidity, the content of the curing agent added during the preparation of the resin-mineral composite material is too low, the rigidity is insufficient, when the resin-mineral composite material is subjected to the acting force with the preset magnitude, the deformation quantity is too large, the plastic failure condition occurs, the finished product of the currently tested resin-mineral composite material is unqualified, at the moment, the detection module generates a third feedback signal according to the detection result, and the third feedback signal is fed back to the control end of the processing production line through the communication module, so that the control end of the processing production line increases the consumption of the curing agent during the preparation of the resin-mineral composite material, and the rigidity of the resin-mineral composite material is further improved, thereby improving the mechanical property of the resin mineral composite material.
While the foregoing is directed to embodiments of the present invention, other and further embodiments of the invention may be devised without departing from the basic scope thereof, and the scope thereof is determined by the claims that follow. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims (10)

1. A performance detection device for mineral materials, includes detection module and communication module, its characterized in that:
the detection module and the mineral material processing production line are produced in a continuous machine mode, the detection module comprises a detection table, a fixed table is arranged on the detection table, a first fixed rod is fixedly installed on the fixed table, a second fixed rod is fixedly installed on the first fixed rod, a telescopic motor is fixedly installed on the second fixed rod, the output end of the telescopic motor is connected with a telescopic rod in a matched mode, and the tail end of the telescopic rod is fixedly connected with a first sliding block;
the detection table is provided with a first supporting seat and a second supporting seat, the first supporting seat is provided with a first motor, the second supporting seat is provided with a second motor, the first motor and the second motor are symmetrically arranged, the output end of the first motor is connected with a first push rod in a matching mode, the first push rod is connected with a first strain gauge in a matching mode, the output end of the second motor is connected with a second push rod in a matching mode, and the output end of the second push rod is connected with a second strain gauge in a matching mode;
the communication module is arranged on the detection table and can feed back the feedback signal generated by the detection module to the control end of the processing production line, so that the control end can adjust the processing technological parameters of the processing production line according to the feedback signal.
2. A performance testing apparatus for mineral materials in accordance with claim 1, wherein: the bottom of first sliding block is provided with the fixed block, demountable installation has the impact head on the fixed block.
3. A performance testing apparatus for mineral materials in accordance with claim 1, wherein: the sliding device is characterized in that a mounting block is arranged on the first fixing rod, a sliding rail is arranged on the mounting block, a sliding block is connected to the sliding rail in a sliding mode, and the sliding block is fixedly connected with the first sliding block.
4. A performance testing apparatus for mineral materials according to claim 3, wherein: still be provided with telescopic machanism on the installation piece, telescopic machanism includes dead lever and movable rod, movable rod sliding connection be in on the dead lever, the terminal cooperation of movable rod is connected with universal rotating device, the cooperation is connected with ultrasonic detector on the universal rotating device.
5. A performance testing apparatus for mineral materials in accordance with claim 2, wherein: the impact head is provided with a pressure sensor, and the pressure sensor is in communication connection with the telescopic motor.
6. A performance testing apparatus for mineral materials in accordance with claim 1, wherein: the detection table is provided with an electric guide rail, the electric guide rail is connected with an electric guide block in a matched mode, the electric guide block is connected with a fixed seat in a matched mode, and four supporting blocks are arranged on four corners of the fixed seat.
7. A performance testing apparatus for mineral materials in accordance with claim 1, wherein: the first strain gauge and the second strain gauge are connected with a strain measuring instrument through leads, and strain force of a workpiece to be measured in a stress process is measured through the strain measuring instrument.
8. A performance testing apparatus for mineral materials in accordance with claim 1, wherein: the first strain gauge and the second strain gauge at least comprise one sensing electrode, the sensing electrode is used for contacting the outer surface of a workpiece to be tested and receiving a force signal transmitted by the workpiece to be tested when stressed, the first strain gauge and the second strain gauge are provided with reference electrodes contacting the outer surface of the workpiece to be tested, and the reference electrodes are used for detecting the deformation quantity and the deformation direction of the workpiece to be tested.
9. A control method for a mineral material property detection apparatus applied to the mineral material property detection apparatus according to any one of claims 1 to 8, characterized by comprising the steps of:
applying acting force with preset variable quantity to the workpiece to be detected through the impact head within preset time;
acquiring a parameter value of a strain gauge within preset time; the parameter values comprise deformation quantities of the workpiece under stress;
calculating a parameter change rate based on the parameter value of the strain gauge within the preset time;
judging whether the parameter change rate is smaller than a preset change rate or not;
if yes, generating a first feedback signal;
and feeding the first feedback signal back to the control end of the processing production line through the communication module.
10. The control method for the mineral material property detection apparatus according to claim 9, further comprising the following step after the step of applying a preset variable amount of force to the workpiece to be detected by the impact head within a preset time:
detecting a workpiece to be detected through an ultrasonic detector, and extracting characteristic information fed back by ultrasonic waves;
judging whether the workpiece is damaged or not based on the characteristic information fed back by the ultrasonic waves; wherein the failure condition comprises crack and fracture;
if the damage occurs, the deformation quantity of the workpiece is obtained;
judging whether the deformation quantity is smaller than a preset threshold value or not;
if so, indicating that the damage type is brittle damage, and generating a second feedback signal at the moment;
feeding the second feedback signal back to a control end of the processing production line through a communication module;
if not, the damage type is plastic damage, and a third feedback signal is generated at the moment;
and feeding the third feedback signal back to the control end of the processing production line through the communication module.
CN202210351033.5A 2022-04-02 2022-04-02 Performance detection device and method for mineral material Pending CN114858622A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202210351033.5A CN114858622A (en) 2022-04-02 2022-04-02 Performance detection device and method for mineral material

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202210351033.5A CN114858622A (en) 2022-04-02 2022-04-02 Performance detection device and method for mineral material

Publications (1)

Publication Number Publication Date
CN114858622A true CN114858622A (en) 2022-08-05

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202210351033.5A Pending CN114858622A (en) 2022-04-02 2022-04-02 Performance detection device and method for mineral material

Country Status (1)

Country Link
CN (1) CN114858622A (en)

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