CN114965093B - Crease stiffness testing device for non-metal sheet - Google Patents
Crease stiffness testing device for non-metal sheet Download PDFInfo
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- CN114965093B CN114965093B CN202210684249.3A CN202210684249A CN114965093B CN 114965093 B CN114965093 B CN 114965093B CN 202210684249 A CN202210684249 A CN 202210684249A CN 114965093 B CN114965093 B CN 114965093B
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- 229910052755 nonmetal Inorganic materials 0.000 title claims abstract description 175
- 238000012360 testing method Methods 0.000 title claims abstract description 23
- 238000001514 detection method Methods 0.000 claims abstract description 94
- 238000011156 evaluation Methods 0.000 claims abstract description 90
- 238000012545 processing Methods 0.000 claims abstract description 14
- 238000007373 indentation Methods 0.000 claims description 92
- 102000003712 Complement factor B Human genes 0.000 claims description 16
- 108090000056 Complement factor B Proteins 0.000 claims description 16
- 238000010191 image analysis Methods 0.000 claims description 16
- 238000006073 displacement reaction Methods 0.000 claims description 13
- 230000006698 induction Effects 0.000 claims description 11
- 238000003860 storage Methods 0.000 claims description 6
- 230000003247 decreasing effect Effects 0.000 claims description 5
- 238000004088 simulation Methods 0.000 claims description 5
- 230000005489 elastic deformation Effects 0.000 claims description 3
- 230000000712 assembly Effects 0.000 claims description 2
- 238000000429 assembly Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 6
- 239000007769 metal material Substances 0.000 abstract description 2
- 238000011002 quantification Methods 0.000 abstract description 2
- 239000010409 thin film Substances 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000012937 correction Methods 0.000 description 2
- 239000010408 film Substances 0.000 description 2
- 210000001503 joint Anatomy 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002146 bilateral effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
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- 239000000835 fiber Substances 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000013139 quantization Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/20—Investigating strength properties of solid materials by application of mechanical stress by applying steady bending forces
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
- G01N3/06—Special adaptations of indicating or recording means
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0014—Type of force applied
- G01N2203/0023—Bending
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/026—Specifications of the specimen
- G01N2203/0262—Shape of the specimen
- G01N2203/0278—Thin specimens
- G01N2203/0282—Two dimensional, e.g. tapes, webs, sheets, strips, disks or membranes
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/06—Indicating or recording means; Sensing means
- G01N2203/0658—Indicating or recording means; Sensing means using acoustic or ultrasonic detectors
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Abstract
The invention discloses a crease stiffness testing device of a non-metal sheet, which relates to the technical field of testing and detection application, and is used for realizing detection quantification and stiffness evaluation on the elasticity of the non-metal sheet by storing, analyzing, detecting, processing and evaluating information in the whole process of stable folding of the non-metal sheet on the basis of realizing stable folding of the non-metal sheet, so that the integrity evaluation of the non-metal sheet under the condition of quantitative folding pressure is realized, an evaluation text is generated, and a worker is assisted to perform better detection work, so that the equipment can be widely applied to various fields, the intelligent degree of the device is higher, and the use is more convenient; the problem of traditional testing arrangement can't comprehensive test aassessment the deflection of non-metallic material sheet, supplementary staff's work, intelligent degree is lower, it is comparatively inconvenient to use is solved.
Description
Technical Field
The invention relates to the technical field of test and detection application, in particular to a crease stiffness testing device for a non-metal sheet.
Background
The nonmetal sheet-shaped objects are PVC plates, fiber plates, wood plates and the like produced by nonmetal materials, the nonmetal sheet-shaped objects are thin in thickness, and a stiffness tester is a basic instrument for detecting the bending stiffness performance of the nonmetal sheet-shaped objects, but the existing stiffness tester only has a single measurement function and is complex in operation, cannot comprehensively test and evaluate the stiffness of the nonmetal sheet-shaped objects, and assists workers to work, so that the problems of low intelligent degree and inconvenient use of the existing equipment are caused;
in view of the above technical drawbacks, a solution is proposed.
Disclosure of Invention
The invention aims to: on the basis of realizing the stable folding of the non-metal sheet-shaped object, the elasticity of the non-metal sheet-shaped object is detected, quantified and stiffness is evaluated by storing, analyzing, detecting, processing and evaluating the information in the whole stable folding process of the non-metal sheet-shaped object, so that the integrity of the non-metal sheet-shaped object under the condition of the quantified folding pressure is evaluated and an evaluation text is generated, and thus, the equipment can be widely applied to various fields, the intelligent degree of the device is higher, and the use is more convenient;
in order to achieve the purpose, the invention adopts the following technical scheme:
a crease stiffness testing device for non-metal sheet-shaped objects comprises a detection shell, wherein a control panel is installed on the outer side of the detection shell, two indentation tables are fixedly arranged in the bottom wall of the detection shell, the two indentation tables are symmetrically arranged and arranged at intervals, a component force sliding block is connected to the top end of each indentation table in a sliding and abutting mode, an indentation tool bit is arranged between the component force sliding blocks, the lower portion of the indentation tool bit is arranged at the center of the interval between the two indentation tables, a first pressure sensor is installed on the indentation tool bit, a displacement sensor is installed on the component force sliding block, an ultrasonic scanner is installed right below the indentation tool bit, the ultrasonic scanner is installed at the center of the bottom wall of the detection shell, the ultrasonic scanner is arranged between the two indentation tables, a thin film pressure sensor is arranged between the component force sliding block and the indentation tables, the thin film pressure sensor is installed on the top surfaces of the indentation tables, and the component force sliding blocks are suitable for being provided with pressure sensing component force structures;
the control panel includes:
the storage and forwarding module is used for storing variable information of the non-metal sheet-shaped object and dynamic operation information of the device part and respectively sending the variable information and the dynamic operation information to the image analysis module and the action detection module;
the image analysis module is used for receiving the variable information of the non-metal sheet-shaped object, generating an elastic variable factor of the non-metal sheet-shaped object after processing the variable information, and sending the elastic variable factor of the non-metal sheet-shaped object to the detection evaluation module;
the action detection module is used for receiving the device part operation dynamic information, processing and generating device part operation detection variable factors, comparing the device part operation detection variable factors with preset values and generating alarm control signals, and respectively sending the generated alarm control signals and the device part operation detection variable factors to the text editing module and the detection evaluation module;
the detection evaluation module is used for generating a stiffness evaluation variable of the non-metal sheet-shaped object by processing an elastic variable factor of the non-metal sheet-shaped object and a device component operation detection variable factor, comparing the stiffness evaluation variable of the non-metal sheet-shaped object with a preset threshold value and generating an evaluation signal, and sending the generated evaluation signal, the elastic variable factor of the non-metal sheet-shaped object, the device component operation detection variable factor and the stiffness evaluation variable of the non-metal sheet-shaped object to the text editing module
And the text editing module is used for receiving the alarm control signal and editing the alarm overhaul text, and is also used for receiving the evaluation signal, the elastic variable factor of the non-metal sheet, the device component operation detection variable factor and the stiffness evaluation variable of the non-metal sheet and constructing the evaluation text, and the alarm overhaul text and the evaluation text are sent to the display screen for display.
Further, pressure sensing component force structure includes electric lift gas pole, electric lift gas pole is installed on the roof of detection casing, the bottom fixedly connected with slide of electric lift gas pole, electric lift gas pole is used for controlling the slide lift, the both sides of slide and the lateral wall slip butt of detection casing, and the fixed first spacing cunning of being equipped with in both ends of slide are protruding, the first spacing cunning protruding spacing spout of adaptation is seted up to the lateral wall of detection casing, first spacing cunning protruding inlays and locates in the spacing spout, the fixed connecting rod that is equipped with in bottom surface middle part of slide, the one end and the indentation tool bit fixed connection that the slide was kept away from to the connecting rod, the bilateral symmetry of connecting rod is equipped with articulated rod, the one end and the slide of articulated rod are articulated, and the other end of articulated rod articulates there is V component force spare, V component force spare is the form of putting perpendicularly, and the bottom and the component force slider fixed connection of V component force spare, and the opposite side of V component force spare installs pressure sensing component force subassembly, the one end that V component force subassembly was kept away from V component force spare is located in the spacing spout for prevent the slope of pressure sensing component force subassembly, pressure sensing component force subassembly and slide parallel arrangement, and be equipped with the pressure sensing component force subassembly support subassembly, be equipped with two symmetrical support subassemblies.
Further, the pressure-sensitive component force assembly comprises a sensing cylinder sleeve, a sensing elastic cushion, a pressure sensor and a pressure-sensitive sliding block are arranged in the sensing cylinder sleeve, the sensing elastic cushion is arranged between the pressure sensor and the pressure-sensitive sliding block, two ends of the sensing elastic cushion are respectively abutted to the pressure sensor and the pressure-sensitive sliding block, the pressure sensor is fixedly arranged in the sensing cylinder sleeve, the outer end of the pressure-sensitive sliding block is abutted to the inner wall of the sensing cylinder sleeve, the pressure-sensitive sliding block is far away from the sensing elastic cushion, a second sliding rod is fixedly arranged at one end of the second sliding rod, which is far away from the pressure-sensitive sliding block, the inner wall of the sensing cylinder sleeve is slidably penetrated through, the outer portion of the inner wall of the sensing cylinder sleeve extends to be fixedly connected with the V component force component, a second limiting sliding protrusion is fixedly arranged on one side of the second sliding rod, which is back to the sensing cylinder sleeve, and the first limiting sliding protrusion is embedded in a limiting sliding chute.
Further, the supporting component comprises a lantern ring, a supporting spring, a first slide bar and an anti-falling ring, the outer end of the induction cylinder sleeve is arranged in the lantern ring fixing sleeve, the outer end of the first slide bar is arranged in the supporting spring sleeve, the slide plate penetrates through the first slide bar in a sliding mode, the bottom end of the first slide bar is fixedly connected with the lantern ring, the top end of the first slide bar is fixedly sleeved with the anti-falling ring, and the two ends of the supporting spring are respectively abutted between the lantern ring and the slide plate.
Furthermore, the variable information of the non-metal sheet-shaped object comprises a real-time decreasing average value of the surface area of the non-metal sheet-shaped object on the indentation table, a three-dimensional graph of the non-metal sheet-shaped object in a folding state, a real-time increasing average value of the surface area of the non-metal sheet-shaped object on the indentation table and a three-dimensional graph of the non-metal sheet-shaped object in a folding rebound state; and the dynamic information of the device component operation is composed of the average speed when the indentation tool bit moves, the gap expansion value of the component force slide block, the average increment pressure value of the component force slide block, the gap reduction value of the component force slide block and the average decrement pressure value of the component force slide block.
Further, the image analysis module comprises the following specific working steps:
when the image analysis module receives the real-time decreasing average value of the surface area of the non-metal sheet-shaped object on the indentation table and the real-time increasing average value of the surface area of the non-metal sheet-shaped object on the indentation table, the image analysis module marks the non-metal sheet-shaped object as X1 and X2;
after the image analysis module receives the three-dimensional graph in the non-metal sheet folding state and the three-dimensional graph in the non-metal sheet folding rebound state, the gap area of the three-dimensional graph in the non-metal sheet folding state and the three-dimensional graph section in the non-metal sheet folding rebound state is outlined, and a section X3 of the non-metal sheet elastic deformation is generated; then generating an elastic variable factor A of the non-metal sheet-shaped object according to the processing of X1, X2 and X3,
and the elastic variable factor a of the non-metal sheet is sent to the detection and evaluation module.
Further, the specific working steps of the action detection module are as follows:
when the action detection module receives the average speed when the indentation tool bit moves, the gap expansion value of the component force slide block, the average increment pressure value of the component force slide block, the gap reduction value of the component force slide block and the average decrement pressure value of the component force slide block, the average increment pressure value, the gap reduction value of the component force slide block and the average decrement pressure value of the component force slide block are respectively marked as Q, W, E, T and R, a device component operation detection variable factor B is obtained through processing,
comparing the operation detection variable factor B of the device part with a preset value B, when B is less than B, generating no signal, and sending the operation detection variable factor B of the device part to a detection evaluation module;
and when B is more than or equal to B, generating an alarm control signal and sending the alarm control signal to the text editing module.
Further, the specific working steps of the action detection module are as follows:
after receiving an elastic variable factor A of a non-metal sheet and a device component operation detection variable factor B, a detection evaluation module obtains a stiffness evaluation variable C of the non-metal sheet through a formula C = k B/A, compares the stiffness evaluation variable C of the non-metal sheet with a preset threshold C, generates a first evaluation signal when C is greater than cmax, generates a second evaluation signal when cmin is greater than C and less than or equal to cmax, and generates a third evaluation signal when C is less than or equal to cmin; and sending the first evaluation signal, the second evaluation signal, the third evaluation signal, the elastic variable factor A of the non-metal sheet and the device component operation detection variable factor B to a text editing module, wherein k is a stiffness evaluation simulation factor.
Further, the specific working steps of the text editing module are as follows:
when the text editing module receives the alarm control signal, the alarm overhaul text is immediately edited, and the alarm overhaul text is 'equipment operation is in problem and needs to be maintained and overhauled'; when the text editing module receives the second evaluation signal, immediately editing 'the quality of the non-metal sheet is excellent, wherein the elastic variable factor of the non-metal sheet is A, the device component operation detection variable factor is B, and the stiffness evaluation variable of the non-metal sheet is C', and when the text editing module receives the first evaluation signal or the third evaluation signal, immediately editing 'the quality of the non-metal sheet is poor, wherein the elastic variable factor of the non-metal sheet is A, the device component operation detection variable factor is B, and the stiffness evaluation variable of the non-metal sheet is C'.
In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:
on the basis of realizing the stable folding of the non-metal sheet-shaped object, the elasticity of the non-metal sheet-shaped object is detected, quantified and stiffness is evaluated by storing, analyzing, detecting, processing and evaluating the information in the whole stable folding process of the non-metal sheet-shaped object, so that the integrity of the non-metal sheet-shaped object under the condition of the quantified folding pressure is evaluated and an evaluation text is generated, and thus, the equipment can be widely applied to various fields, the intelligent degree of the device is higher, and the use is more convenient; the problem of traditional testing arrangement unable comprehensive test aassessment non-metallic material sheet deflection, supplementary staff's work, intelligent degree is lower, uses comparatively inconvenient is solved.
Drawings
FIG. 1 shows a front view of the present invention;
FIG. 2 shows an enlarged cross-sectional view at the pressure sensing force component assembly;
FIG. 3 shows a cross-sectional view of a variation of a crease stiffness test of a non-metallic sheet;
FIG. 4 shows a flow chart of the present invention;
illustration of the drawings: 1. detecting the shell; 2. an indentation table; 3. an indentation tool bit; 4. a component force slide block; 5. a pressure sensing component force structure; 501. an electric lifting air rod; 502. a slide plate; 503. a first limit sliding protrusion; 504. a limiting chute; 505. a connecting rod; 506. a hinged lever; 507. a V component force member; 508. a support assembly; 509. a pressure-sensitive component assembly; 510. a collar; 511. a support spring; 512. a first slide bar; 513. the anti-drop ring; 514. an induction cylinder liner; 515. an inductive elastic pad; 516. a pressure sensor; 517. a pressure-sensitive slider; 518. a second slide bar; 519. the second limiting sliding protrusion; 6. a speed sensor; 7. a displacement sensor; 8. an ultrasonic scanner; 9. a thin film pressure sensor; 10. Solid line: initial state of non-metallic sheet, 11, space line: non-metal sheet folded state, 11, dotted line: the nonmetal sheet-shaped object is in a folding and pressing rebound state.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1:
as shown in fig. 1-4, a device for testing crease stiffness of a non-metal sheet comprises a detection housing 1, a control panel is mounted on the outer side of the detection housing 1, the control panel is used for controlling the operation of components, two indentation tables 2 are fixedly arranged in the bottom wall of the detection housing 1, the two indentation tables 2 are symmetrically arranged, the two indentation tables 2 are arranged in a gap, and the gap between the two indentation tables 2 is constant to be p; the included angle of the top corners of the opposite surfaces of the two indentation platforms 2 is constant r;
the top end of each indentation platform 2 is in sliding butt joint with a component force sliding block 4, an indentation tool bit 3 is arranged between the component force sliding blocks 4, the lower part of each indentation tool bit 3 is arranged at the center of a gap between the two indentation platforms 2, a first pressure sensor 516 is arranged on each indentation tool bit 3, a displacement sensor 7 is arranged on each component force sliding block 4, an ultrasonic scanner 8 is arranged right below each indentation tool bit 3, the ultrasonic scanner 8 is arranged at the center of the bottom wall of the detection shell 1, the ultrasonic scanner 8 is arranged between the two indentation platforms 2, a thin film pressure sensor 9 is arranged between each component force sliding block 4 and each indentation platform 2, the thin film pressure sensor 9 is arranged on the top surface of each indentation platform 2, the total sensing area of the two thin film pressure sensors 9 is larger than the area of a non-metal sheet object to be detected, and the indentation tool bits 3 and the component force sliding blocks 4 are matched with pressure sensing structure component force structures 5;
the pressure sensing component force structure 5 comprises an electric lifting air rod 501, the electric lifting air rod 501 is installed on the top wall of the detection shell 1, a sliding plate 502 is fixedly connected to the bottom end of the electric lifting air rod 501, the electric lifting air rod 501 is used for controlling the lifting of the sliding plate 502, two sides of the sliding plate 502 are in sliding butt joint with the side wall of the detection shell 1, first limiting sliding protrusions 503 are fixedly arranged at two ends of the sliding plate 502, a limiting sliding groove 504 matched with the first limiting sliding protrusions 503 is formed in the side wall of the detection shell 1, the first limiting sliding protrusions 503 are embedded in the limiting sliding groove 504, the first limiting sliding protrusions 503 slide along the limiting sliding groove 504, the stability of the sliding block during sliding is enhanced, a connecting rod 505 is fixedly arranged in the middle of the bottom surface of the sliding plate 502, one end, far away from the sliding plate 502, of the connecting rod 505 is fixedly connected with the indentation tool bit 3, hinge rods 506 are symmetrically arranged on two sides of the connecting rod 505, one end of each hinge rod 506 is hinged to the sliding plate 502, the other end of each hinge rod 506 is hinged to a V component 507, the V component 507 is arranged in an inverted vertical mode, the bottom end of the V component 507 is fixedly connected with the component slider 4, a pressure-sensitive component assembly 509 is mounted on the opposite side of the V component 507, one end, far away from the V component 507, of the pressure-sensitive component assembly 509 is arranged in the limiting sliding groove 504 and used for preventing the pressure-sensitive component assembly 509 from inclining, the pressure-sensitive component assembly 509 is arranged in parallel to the sliding plate 502, a support assembly 508 is arranged between the pressure-sensitive component assembly 509 and the sliding plate 502, and two support assemblies 508 are symmetrically arranged and form a group and used for stably supporting the pressure-sensitive component assembly 509;
the specific transmission flow of the pressure sensing component force structure 5 is as follows: when the indentation tool bit 3 needs to be pressed down, the electric lifting air rod 501 is started to work, the electric lifting air rod 501 drives the sliding plate 502 fixed with the electric lifting air rod to slide along the inner wall of the detection shell 1 after working, the sliding plate 502 drives the connecting rod 505 fixed with the sliding plate to move downwards after sliding along the inner wall of the detection shell 1, the connecting rod 505 drives the indentation tool bit 3 fixed with the connecting rod to move downwards after moving downwards, meanwhile, the support component 508 drives the pressure-sensitive component 509 to move downwards after sliding along the inner wall of the detection shell 1, the pressure-sensitive component 509 drives the component force slider 4 fixed with the pressure-sensitive component to move downwards after moving downwards, the component force slider 4 is firstly abutted to the non-metal sheet on the surface of the indentation table 2, the two component force sliders 4 extrude the non-metal sheet to enable the non-metal sheet to be attached to the indentation table 2, then the sliding plate 502 is controlled to continue to press downwards, the ends, far away from the sliding plate 502, of the two hinged rods 506 deflect in a reverse mode and drive the two component force sliders 4 hinged with the sliding plate to move in a reverse mode, the component force sliders 4 stretch the non-metal sheet abutted to the component force sliders due to the effect of friction after moving in the reverse mode, the non-metal sheet is stretched and tightly arranged on the surface of the indentation table 2 until the indentation tool bit 3 abuts against the middle line of the non-metal sheet, namely the indentation tool bit 3 descends to a first preset distance X0-X0, X0 is the linear distance from the indentation tool bit 3 to the surface of the indentation table 2, X0 is the thickness of the non-metal sheet, and X0 and X0 are known values; after the indentation tool bit 3 abuts against the center line of the non-metal sheet, the sliding plate 502 is continuously controlled to slide downwards, so that the indentation tool bit 3 extrudes the non-metal sheet, the center line of the non-metal sheet is sunken downwards, meanwhile, the component force sliding block 4 moves back and forth, the non-metal sheet is always tightened, the stability of the non-metal sheet in the indentation process is ensured until the indentation tool bit 3 descends to a second preset distance X1, the X1 is the final distance for the indentation tool bit 3 to descend to the indentation table 2, and then the sliding plate 502 is controlled to return, so that the indentation tool bit 3 and the component force sliding block 4 are far away from the non-metal sheet;
the pressure-sensitive component 509 comprises a sensing cylinder sleeve 514, a sensing elastic cushion 515, a pressure sensor 516 and a pressure-sensitive sliding block 517 are arranged in the sensing cylinder sleeve 514, the sensing elastic cushion 515 is arranged between the pressure sensor 516 and the pressure-sensitive sliding block 517, two ends of the sensing elastic cushion 515 are respectively abutted against the pressure sensor 516 and the pressure-sensitive sliding block 517, the pressure sensor 516 is fixedly arranged in the sensing cylinder sleeve 514, the outer end of the pressure-sensitive sliding block 517 is abutted against the inner wall of the sensing cylinder sleeve 514, a second sliding rod 518 is fixedly arranged at one end, far away from the sensing elastic cushion 515, of the pressure-sensitive sliding block 517, one end, far away from the pressure-sensitive sliding block 517, of the second sliding rod 518 penetrates through the inner wall of the sensing cylinder sleeve 514 to extend to the outside of the sensing cylinder sleeve and is fixedly connected with the V piece 507, a second limiting sliding protrusion 519 is fixedly arranged at one side, opposite to the second sliding rod 518, of the sensing cylinder sleeve 514, and the first limiting sliding protrusion 503 is slidably embedded in the limiting sliding chute 504;
the component force sliding block 4 drives the V component force piece 507 fixed with the component force sliding block to move back and forth after moving back and forth, the V component force piece 507 drives the second sliding rod 518 fixed with the component force sliding block to slide towards the induction cylinder sleeve 514 after moving back and forth, the second sliding rod 518 drives the sliding block fixed with the second sliding rod to slide along the inner wall of the induction cylinder sleeve 514 after sliding towards the induction cylinder sleeve 514, the sliding block extrudes the induction elastic cushion 515 in the induction cylinder sleeve 514 after sliding along the inner wall of the induction cylinder sleeve 514 to shrink, the reverse acting force of the induction elastic cushion 515 after shrinking acts on the pressure sensor 516, the pressure sensor 516 senses the real-time component force of the component force sliding block 4, and meanwhile, the component force sliding block 4 obtains a gap expansion value of the component force sliding block 4 through the speed sensor 6 and the displacement sensor 7 after moving back and forth;
the supporting assembly 508 is composed of a lantern ring 510, a supporting spring 511, a first sliding rod 512 and an anti-falling ring 513, the lantern ring 510 is fixedly sleeved at the outer end of the induction cylinder sleeve 514, the supporting spring 511 is sleeved at the outer end of the first sliding rod 512, the first sliding rod 512 penetrates through the sliding plate 502 in a sliding mode, the bottom end of the first sliding rod 512 is fixedly connected with the lantern ring 510, the top end of the first sliding rod 512 is fixedly sleeved with the anti-falling ring 513, and two ends of the supporting spring 511 are respectively abutted between the lantern ring 510 and the sliding plate 502;
the control panel comprises a storage and forwarding module, an image analysis module, an action detection module, a detection evaluation module and a text editing module;
the working principle is as follows:
step one, placing a non-metal sheet on the top surface of an indentation table 2, then starting a pressure sensing component force structure 5 to work, after the pressure sensing component force structure 5 works, indirectly controlling an indentation tool bit 3 and a component force slide block 4 to move downwards until the indentation tool bit 3 descends to a preset distance, in the process, a speed sensor 6 and a displacement sensor 7 respectively sense the displacement of the two component force slide blocks 4 and generate a gap expansion value of the component force slide block 4, a pressure sensor 516 senses an average increment pressure value of the component force slide block 4, a film pressure sensing sensor 9 senses a real-time reduced average value of the non-metal sheet on the surface area of the indentation table 2, a three-dimensional diagram of the non-metal sheet scanned by an ultrasonic scanner 8 in a buckling state is shown, after indirectly controlling the indentation tool bit 3 and the component force slide block 4 to return, the displacement sensor 7 respectively senses a gap reduction value of the component force slide blocks 4 and generates an average reduced pressure value of the component force slide block 4, the pressure sensor 516 senses an average reduced pressure value of the component force slide block 4, a real-time reduced displacement value of the non-metal sheet scanned by the film pressure sensing sensor 9 on the surface area of the indentation table 2 is shown, and an average displacement value of the non-metal sheet scanned by the ultrasonic scanner 8 in the indentation table 2 is shown, and a displacement graph of the average displacement sensor 3 senses an average displacement value when the indentation tool bit 3 moves;
the average speed of the indentation tool bit 3 during movement, the gap expansion value of the component force slide block 4, the average increment pressure value of the component force slide block 4, the real-time diminishing average value of the surface area of the nonmetal sheet-shaped object on the indentation platform 2, the three-dimensional graph of the nonmetal sheet-shaped object in the folding state, the gap reduction value of the component force slide block 4, the average decrement pressure value of the component force slide block 4, the real-time enlarging average value of the surface area of the nonmetal sheet-shaped object on the indentation platform 2 and the three-dimensional graph of the nonmetal sheet-shaped object in the folding rebound state are sent to a storage and forwarding module for storage, so that a worker can call and read the nonmetal sheet-shaped object through a display screen;
the storage and forwarding module sends the real-time reduced mean value of the surface area of the non-metal sheet object on the indentation platform 2, the three-dimensional graph of the non-metal sheet object in the folding state, the real-time enlarged mean value of the surface area of the non-metal sheet object on the indentation platform 2 and the three-dimensional graph of the non-metal sheet object in the folding rebound state to the image analysis module;
the average speed when the indentation tool bit 3 moves, the gap expansion value of the component force slide block 4, the average increment pressure value of the component force slide block 4, the gap reduction value of the component force slide block 4 and the average decrement pressure value of the component force slide block 4 are sent to the action detection module;
the real-time small average value of the surface area of the non-metal sheet object on the indentation platform 2, the three-dimensional graph of the non-metal sheet object in the folding state, the real-time large average value of the surface area of the non-metal sheet object on the indentation platform 2 and the three-dimensional graph of the non-metal sheet object in the folding rebound form variable information of the non-metal sheet object; the average speed of the indentation tool bit 3 during movement, the gap expansion value of the component force slide block 4, the average increment pressure value of the component force slide block 4, the gap reduction value of the component force slide block 4 and the average decrement pressure value of the component force slide block 4 form the dynamic information of the device component operation;
step two, when the image analysis module receives the real-time decreasing average value of the surface area of the non-metal sheet object on the indentation platform 2 and the real-time increasing average value of the surface area of the non-metal sheet object on the indentation platform 2, the image analysis module marks the non-metal sheet object as X1 and X2,
when the image analysis module receives the three-dimensional graph in the non-metal sheet folding state and the three-dimensional graph in the non-metal sheet folding rebound state, the gap area of the three-dimensional graph in the non-metal sheet folding state and the gap area of the three-dimensional graph section in the non-metal sheet folding rebound state are outlined, and a section X3 of the non-metal sheet elastic deformation is generated; then obtaining an elastic variable factor A of the non-metal sheet-shaped object through a formula;
the elastic variable factor A of the non-metal sheet-shaped object is sent to a detection and evaluation module; the elasticity condition of the non-metal sheet-shaped object can be obtained through the elasticity variable factor A of the non-metal sheet-shaped object;
step three, when the action detection module receives the average speed when the indentation tool bit 3 moves, the gap expansion value of the component force slide block 4, the average increment pressure value of the component force slide block 4, the gap reduction value of the component force slide block 4 and the average decrement pressure value of the component force slide block 4, the average increment pressure value, the gap reduction value and the average decrement pressure value are respectively marked as Q, W, E, T and R, the operation detection variable factor B of the device component is obtained through a formula,
comparing a detection variable factor B for the operation of the device part with a preset value B, when B is less than B, generating no signal, and when B is more than or equal to B, generating an alarm control signal to indicate that the part has a problem in operation and transmission and needs to be overhauled; wherein e1, e2, e3, e4, e5, e6, e7, e8 and e9 are weight correction coefficients of the nonmetal sheets, the weight correction coefficients of the nonmetal sheets enable the calculation result to be closer to a real value, and e1+ e2+ e3+ e4+ e5+ e6+ e7+ e8+ e9=35.679; e1+ e2+ e3 > e4+ e5+ e6 > e7+ e8+ e9, and e1+ e2+ e3=15.34, e7+ e8+ e9+ e5=16.38;
the alarm control signal is sent to a text editing module, the text editing module immediately edits an alarm overhaul text after receiving the alarm control signal, and the alarm overhaul text is 'the equipment needs to be maintained and overhauled when the equipment is in a problem during operation';
when B is less than B, the operation detection variable factor B of the device component is sent to a detection evaluation module;
step four, after receiving an elastic variable factor A of the non-metal sheet and a device component operation detection variable factor B, a detection evaluation module obtains a stiffness evaluation variable C of the non-metal sheet through a formula C = k B/A, compares the stiffness evaluation variable C of the non-metal sheet with a preset threshold C, generates a first evaluation signal when C is larger than cmax, generates a second evaluation signal when cmin is larger than C and smaller than or equal to cmax, and generates a third evaluation signal when C is smaller than or equal to cmin; the first evaluation signal, the second evaluation signal, the third evaluation signal, the elastic variable factor A of the non-metal sheet and the device component operation detection variable factor B are sent to a text editing module; k is a stiffness evaluation simulation factor, the stiffness evaluation simulation factor enables the numerical value of a stiffness evaluation variable C of the non-metal sheet-shaped object which is calculated through simulation to be closer to a real value, the K is obtained through discrete quantization, and the K is a real-time variable until the K tends to be stable;
when the text editing module receives the evaluation signal, combining the elastic variable factor A of the non-metal sheet, the device component operation detection variable factor B and the stiffness evaluation variable of the non-metal sheet as C, immediately editing the evaluation text and sending the evaluation text to the display screen for displaying;
when the text editing module receives the second evaluation signal, immediately editing 'the quality of the non-metal sheet is excellent, wherein the elastic variable factor of the non-metal sheet is A, the device component operation detection variable factor is B, and the stiffness evaluation variable of the non-metal sheet is C', and when the text editing module receives the first evaluation signal or the third evaluation signal, immediately editing 'the quality of the non-metal sheet is poor, wherein the elastic variable factor of the non-metal sheet is A, the device component operation detection variable factor is B, and the stiffness evaluation variable of the non-metal sheet is C';
according to the invention, the detection shell 1, the indentation platform 2, the indentation tool bit 3, the component force slide block 4 and the pressure sensing component force structure 5 are arranged, so that stable folding of the nonmetal sheet-shaped object is realized, and detection quantification and stiffness evaluation of the elasticity of the nonmetal sheet-shaped object are realized by storing, analyzing, detecting, processing and evaluating information in the whole process of stable folding of the nonmetal sheet-shaped object, so that integrity evaluation and evaluation text generation of the nonmetal sheet-shaped object under the condition of quantitative folding pressure are realized, thus assisting working personnel to perform better detection work, and the equipment can be widely applied to various fields; for example, research field, the researcher is through the aassessment text that detects the formation and its look up the data of storing in the device, thereby the quality situation of nonmetal flap of more audio-visual observation, thereby study better product, still can place this equipment at the production line terminal of nonmetal flap, through the equidistant time material loading of manipulator, thereby realize the selective examination to nonmetal flap in the production line, acquire the selective examination situation of nonmetal flap in the certain time, when poor nonmetal flap is more, then need overhaul the equipment of production line and maintain.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (9)
1. A crease stiffness testing device for non-metal sheet-shaped objects comprises a detection shell (1), wherein a control panel is arranged on the outer side of the detection shell (1), it is characterized in that indentation platforms (2) are fixedly arranged in the bottom wall of the detection shell (1), two indentation platforms (2) are symmetrically arranged, and the two indentation platforms (2) are arranged at a gap, the top ends of the indentation platforms (2) are in sliding and abutting joint with a component force sliding block (4), an indentation tool bit (3) is arranged between the component force sliding blocks (4), the lower part of the indentation tool bit (3) is arranged at the center of the gap between the two indentation platforms (2), a first pressure sensor (516) is arranged on the indentation tool bit (3), a displacement sensor (7) is arranged on the component force sliding block (4), an ultrasonic scanner (8) is arranged right below the indentation tool bit (3), the ultrasonic scanner (8) is arranged at the center of the bottom wall of the detection shell (1), and the ultrasonic scanner (8) is arranged between the two indentation platforms (2), a film pressure sensor (9) is arranged between the component force slide block (4) and the indentation platform (2), the film pressure sensor (9) is arranged on the top surface of the indentation platform (2), the indentation tool bit (3) and the component force slide block (4) are matched with a pressure sensing component force structure (5);
the control panel includes:
the storage and forwarding module is used for storing variable information of the non-metal sheet-shaped object and dynamic operation information of the device part and respectively sending the variable information and the dynamic operation information to the image analysis module and the action detection module;
the image analysis module is used for receiving the variable information of the non-metal sheet-shaped object, generating an elastic variable factor of the non-metal sheet-shaped object after processing the variable information, and sending the elastic variable factor of the non-metal sheet-shaped object to the detection evaluation module;
the action detection module is used for receiving the device part operation dynamic information, processing and generating device part operation detection variable factors, comparing the device part operation detection variable factors with preset values and generating alarm control signals, and respectively sending the generated alarm control signals and the device part operation detection variable factors to the text editing module and the detection evaluation module;
the detection and evaluation module is used for generating a stiffness evaluation variable of the non-metal sheet-shaped object by processing the elastic variable factor of the non-metal sheet-shaped object and the device component operation detection variable factor, comparing the stiffness evaluation variable of the non-metal sheet-shaped object with a preset threshold value and generating an evaluation signal, and sending the generated evaluation signal, the elastic variable factor of the non-metal sheet-shaped object, the device component operation detection variable factor and the stiffness evaluation variable of the non-metal sheet-shaped object to the text editing module
And the text editing module is used for receiving the alarm control signal and editing the alarm overhaul text, and is also used for receiving the evaluation signal, the elastic variable factor of the non-metal sheet, the device component operation detection variable factor and the stiffness evaluation variable of the non-metal sheet and constructing the evaluation text, and the alarm overhaul text and the evaluation text are sent to the display screen for display.
2. The device for testing the crease stiffness of a non-metal sheet according to claim 1, wherein the pressure-sensitive component structure (5) comprises an electric lifting air rod (501), the electric lifting air rod (501) is mounted on the top wall of the detection housing (1), a sliding plate (502) is fixedly connected to the bottom end of the electric lifting air rod (501), the electric lifting air rod (501) is used for controlling the sliding plate (502) to lift, two sides of the sliding plate (502) are in sliding contact with the side wall of the detection housing (1), first limiting sliding protrusions (503) are fixedly arranged at two ends of the sliding plate (502), a limiting sliding groove (504) adapted to the first limiting sliding protrusions (503) is formed in the side wall of the detection housing (1), the first limiting sliding protrusions (503) are embedded in the limiting sliding groove (504), a connecting rod (505) is fixedly arranged in the middle of the bottom surface of the sliding plate (502), one end of the connecting rod (505) away from the sliding plate (502) is fixedly connected to the indentation tool bit (3), hinge rods (506) are symmetrically arranged at two sides of the connecting rod (505), one end of the sliding plate (506) is fixedly connected to the sliding plate (502), and the other end of the sliding plate (502) is hinged to the sliding block (507), and the component structure is hinged component is hinged component (507), and the sliding block (V) is connected to the sliding block (507), and the opposite side of the V component part (507) is provided with a pressure-sensitive component assembly (509), one end of the pressure-sensitive component assembly (509), which is far away from the V component part (507), is arranged in the limiting sliding groove (504) and is used for preventing the pressure-sensitive component assembly (509) from inclining, the pressure-sensitive component assembly (509) and the sliding plate (502) are arranged in parallel, a support assembly (508) is arranged between the pressure-sensitive component assembly (509) and the sliding plate (502), and two support assemblies (508) are symmetrically arranged.
3. The device for testing the crease stiffness of the non-metal sheet according to claim 2, wherein the pressure-sensitive component assembly (509) comprises a sensing cylinder sleeve (514), a sensing elastic pad (515), a pressure sensor (516) and a pressure-sensitive sliding block (517) are arranged in the sensing cylinder sleeve (514), the sensing elastic pad (515) is arranged between the pressure sensor (516) and the pressure-sensitive sliding block (517), two ends of the sensing elastic pad (515) are respectively abutted to the pressure sensor (516) and the pressure-sensitive sliding block (517), the pressure sensor (516) is fixedly arranged in the sensing cylinder sleeve (514), the outer end of the pressure-sensitive sliding block (517) is abutted to the inner wall of the sensing cylinder sleeve (514), a second sliding rod (518) is fixedly arranged at one end of the pressure-sensitive sliding block (517) far away from the sensing elastic pad (515), one end of the second sliding rod (518) far away from the pressure-sensitive sliding block (517) slides through the inner wall of the sensing cylinder sleeve (514) to extend to the outside and is fixedly connected with the component element (507), a second sliding rod (518) is fixedly connected to the component, one side of the second sliding rod (514) opposite to the sliding groove (519) is provided with a limiting sliding groove (503).
4. The device for testing the crease stiffness of the non-metal sheet according to claim 2, wherein the supporting assembly (508) is composed of a sleeve ring (510), a supporting spring (511), a first sliding rod (512) and a slip-off preventing ring (513), the sleeve ring (510) is fixedly sleeved on the outer end of the induction cylinder sleeve (514), the supporting spring (511) is sleeved on the outer end of the first sliding rod (512), the first sliding rod (512) penetrates through the sliding plate (502) in a sliding manner, the bottom end of the first sliding rod (512) is fixedly connected with the sleeve ring (510), the top end of the first sliding rod (512) is fixedly sleeved with the slip-off preventing ring (513), and two ends of the supporting spring (511) are respectively abutted between the sleeve ring (510) and the sliding plate (502).
5. The device for testing the crease stiffness of the non-metal sheet according to claim 3, wherein the variable information of the non-metal sheet is composed of a real-time decreasing average value of the surface area of the non-metal sheet on the creasing table (2), a three-dimensional graph of the non-metal sheet in a creasing state, a real-time increasing average value of the surface area of the non-metal sheet on the creasing table (2) and a three-dimensional graph of the non-metal sheet in a creasing and rebounding state; the device component operation dynamic information comprises an average speed when the indentation tool bit (3) moves, a gap expansion value of the component force slide block (4), an average increment pressure value of the component force slide block (4), a gap reduction value of the component force slide block (4) and an average decrement pressure value of the component force slide block (4).
6. The device for testing the crease stiffness of the non-metal sheet according to claim 5, wherein the image analysis module comprises the following specific working steps:
when the image analysis module receives the real-time decreasing average value of the surface area of the non-metal sheet-shaped object on the indentation table (2) and the real-time increasing average value of the surface area of the non-metal sheet-shaped object on the indentation table (2), calibrating the non-metal sheet-shaped object into X1 and X2;
after the image analysis module receives the three-dimensional graph in the non-metal sheet folding state and the three-dimensional graph in the non-metal sheet folding rebound state, the gap area of the three-dimensional graph in the non-metal sheet folding state and the three-dimensional graph section in the non-metal sheet folding rebound state is outlined, and a section X3 of the non-metal sheet elastic deformation is generated; then generating an elastic variable factor A of the non-metal sheet-shaped object according to the processing of X1, X2 and X3,
and the elastic variable factor A of the non-metal sheet is sent to the detection and evaluation module.
7. The device for testing the crease stiffness of the non-metal sheet according to claim 6, wherein the action detection module comprises the following specific working steps:
when the action detection module receives the average speed when the indentation tool bit (3) moves, the gap expansion value of the component force slide block (4), the average increment pressure value of the component force slide block (4), the gap reduction value of the component force slide block (4) and the average decrement pressure value of the component force slide block (4), the average increment pressure value, the gap reduction value and the average decrement pressure value are respectively marked as Q, W, E, T and R, a device component operation detection variable factor B is obtained through processing,
comparing the device component operation detection variable factor B with a preset value B, when B is less than B, generating no signal, and sending the device component operation detection variable factor B to a detection evaluation module;
and when B is more than or equal to B, generating an alarm control signal and sending the alarm control signal to the text editing module.
8. The device for testing the crease stiffness of the non-metal sheet according to claim 7, wherein the action detection module comprises the following specific working steps:
the detection and evaluation module receives an elastic variable factor A of the non-metal sheet and a device component operation detection variable factor B, obtains a stiffness evaluation variable C of the non-metal sheet through a formula C = k B/A, compares the stiffness evaluation variable C of the non-metal sheet with a preset threshold C, generates a first evaluation signal when C is greater than cmax, generates a second evaluation signal when cmin is less than C and less than or equal to cmax, and generates a third evaluation signal when C is less than or equal to cmin; and sending the first evaluation signal, the second evaluation signal, the third evaluation signal, the elastic variable factor A of the non-metal sheet and the device component operation detection variable factor B to a text editing module, wherein k is a stiffness evaluation simulation factor.
9. The device for testing the crease stiffness of the non-metal sheet according to claim 8, wherein the text editing module comprises the following specific working steps:
when the text editing module receives the alarm control signal, the alarm overhaul text is immediately edited, and the alarm overhaul text is 'equipment operation is in problem and needs to be maintained and overhauled'; when the text editing module receives the second evaluation signal, immediately editing 'the quality of the non-metal sheet is excellent, wherein the elastic variable factor of the non-metal sheet is A, the device component operation detection variable factor is B, and the stiffness evaluation variable of the non-metal sheet is C', and when the text editing module receives the first evaluation signal or the third evaluation signal, immediately editing 'the quality of the non-metal sheet is poor, wherein the elastic variable factor of the non-metal sheet is A, the device component operation detection variable factor is B, and the stiffness evaluation variable of the non-metal sheet is C'.
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Denomination of invention: A device for testing the crease stiffness of non-metallic sheet materials Granted publication date: 20221206 Pledgee: Overpass Branch of Jinan Rural Commercial Bank Co.,Ltd. Pledgor: Shandong Derek Instrument Co.,Ltd. Registration number: Y2024980040024 |