CN117054254A - Fireproof rock wool board flexural strength detection device - Google Patents
Fireproof rock wool board flexural strength detection device Download PDFInfo
- Publication number
- CN117054254A CN117054254A CN202311304041.5A CN202311304041A CN117054254A CN 117054254 A CN117054254 A CN 117054254A CN 202311304041 A CN202311304041 A CN 202311304041A CN 117054254 A CN117054254 A CN 117054254A
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- Prior art keywords
- rock wool
- frame
- plate
- bending
- wool board
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- 239000011490 mineral wool Substances 0.000 title claims abstract description 116
- 238000001514 detection method Methods 0.000 title claims abstract description 50
- 238000005452 bending Methods 0.000 claims abstract description 76
- 230000002265 prevention Effects 0.000 claims description 21
- 230000006835 compression Effects 0.000 claims description 12
- 238000007906 compression Methods 0.000 claims description 12
- 241001417523 Plesiopidae Species 0.000 claims 1
- 238000012360 testing method Methods 0.000 abstract description 7
- 238000005096 rolling process Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 3
- 229920000742 Cotton Polymers 0.000 description 1
- 230000002742 anti-folding effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012784 inorganic fiber Substances 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000013001 point bending Methods 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/20—Investigating strength properties of solid materials by application of mechanical stress by applying steady bending forces
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
- G01N3/04—Chucks
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- 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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/04—Chucks, fixtures, jaws, holders or anvils
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/24—Structural elements or technologies for improving thermal insulation
- Y02A30/244—Structural elements or technologies for improving thermal insulation using natural or recycled building materials, e.g. straw, wool, clay or used tires
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- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Building Environments (AREA)
Abstract
The invention relates to the technical field of fireproof rock wool board detection, in particular to a fireproof rock wool board flexural strength detection device which comprises a track frame, wherein track grooves are formed in the upper side face and the lower side face of two transverse frames and the upper side face and the lower side face of two vertical frames of the track frame, bending parts which exert bending force on the fireproof rock wool board are respectively arranged on the transverse track grooves and the longitudinal track grooves in a sliding mode along corresponding tracks, and clamping parts which clamp and lock the fireproof rock wool board are arranged on each frame of the track frame in an inner sliding mode at equal intervals. According to the invention, the U-shaped frame is driven by the electric sliding block to move along the length direction of the fireproof rock wool board, and the bending test is carried out on each position of the fireproof rock wool board through the matching and abutting frame of the bending plate and the contact plate, so that the test result is comprehensive, and the detection forces in different directions can be applied to the same position of the fireproof rock wool board through the two bending parts sliding transversely and longitudinally to detect, so that the detection diversity is further increased, and the accuracy of the detection result is improved.
Description
Technical Field
The invention relates to the technical field of fireproof rock wool board detection, in particular to a device for detecting flexural strength of a fireproof rock wool board.
Background
The fireproof rock wool board is an inorganic fiber prepared from natural rock or industrial slag by high-temperature melting and fiberization, has good heat preservation, sound insulation, fireproof performance and the like, and is widely applied to the fields of construction, industry, ships and the like. The fireproof grade of the fireproof rock wool board can reach grade A, and the fireproof rock wool board is an internationally recognized building enclosure fireproof heat-insulating material.
In order to evaluate the deformation and damage degree of the fireproof rock wool board under the action of external force, whether the fireproof rock wool board has enough strength and toughness or not is judged, and whether the safety requirement of a building structure can be met or not is judged. The prior art usually adopts a three-point bending testing machine when the anti-bending detection is carried out on the fireproof rock wool board, namely the fireproof rock wool board is placed on two fulcrums, and a vertical force is applied to the central position of the fireproof rock wool board by one loading point until the fireproof rock wool board breaks or reaches a specified deformation amount, and the anti-bending strength and the bending modulus of the fireproof rock wool board are measured.
However, the detection mode can only test the central point of the fireproof rock wool board, namely the central point is the weakest when the periphery of the default fireproof rock wool board is fixed, but in actual use, the fireproof rock wool board is integrally fixed, so that different parts of the fireproof rock wool board can be impacted, and the existing detection mode is one-sided; in addition, prior art is when carrying out anti detection of rolling over to the fire prevention rock wool board, on the one hand can not be to the position of the fulcrum that is used for supporting the fire prevention rock wool board be adjusted, on the other hand can not be to the application of force area who applys the detection force on the fire prevention rock wool board be adjusted to make current equipment function of rolling over to the fire prevention rock wool board comparatively single, adaptability to various test demands is relatively poor.
Disclosure of Invention
In order to solve the technical problems, the invention adopts the following technical scheme: the utility model provides a fire prevention rock wool board flexural strength detection device, includes the track frame, has all seted up the track groove on the upper and lower side of two horizontal frames of track frame and two vertical frames, and the parking area is all installed to the equal extension in rear portion and the right part of track frame, all slides on horizontal and the fore-and-aft track groove and is provided with the part of bending that applys the bending force to fire prevention rock wool board, and the inside and outside slip of equal interval is provided with the clamping part that carries out the centre gripping locking to fire prevention rock wool board on every frame of track frame.
The bending component comprises four electric sliding blocks sliding along the track grooves, the four electric sliding blocks are uniformly distributed on the four track grooves in the same direction, the four electric sliding blocks sliding along the same direction synchronously move, one sides, far away from the track frames, of the two electric sliding blocks sliding along the same direction are provided with U-shaped frames, the two U-shaped frames sliding along the same direction are symmetrically arranged up and down, the inside of the U-shaped frame positioned at the upper side is provided with a plurality of bending plates in a sliding manner up and down, the bending plates are of U-shaped structures and are mutually nested and arranged, the inside of the innermost bending plate is provided with a contact plate in a sliding manner up and down, the inside of the U-shaped frame positioned at the lower side is provided with a follow-up frame in a sliding manner up and down, and a plurality of leaning frames are arranged in a nesting manner.
The clamping component comprises a sliding sleeve which is arranged on the frame in an inner sliding mode and an outer sliding mode, the sliding sleeve is internally provided with a double-sided rack in a sliding mode along the length direction of the sliding sleeve through a compression spring, the upper side and the lower side of one end of the sliding sleeve, which is located inside the track frame, are symmetrically hinged with swinging rods, driven gears are arranged at the hinged positions of the swinging rods and are respectively meshed with teeth on the upper side and the lower side of the double-sided rack, one end, close to the inner center of the track frame, of each swinging rod is hinged with clamping plates, and the upper clamping plate and the lower clamping plates are connected with each other through telescopic guide rods.
The clamping plates are moved to the upper side and the lower side of the edge of the fireproof rock wool plate through the sliding sleeve on the periphery of the track frame, the clamping plates are driven to clamp and fix the fireproof rock wool plate through the releasing force of the fireproof rock wool plate to the double-sided rack, the positions of the bending plates and the abutting frames are adjusted according to bending requirements, and finally the bending plates are driven to bend and detect the fireproof rock wool plate through the electric sliding blocks.
As a preferable technical scheme of the invention, one end of the sliding sleeve, which is positioned outside the track frame, is provided with a support plate, and one side, which is positioned at the upper side and is far away from the U-shaped frame at the corresponding position, of the electric sliding block is provided with a trapezoid plate.
As a preferable technical scheme of the invention, a guide post is arranged on one side of the support plate far away from the outer side of the frame of the track frame, electric push rods are arranged on the outer sides of the frame of the track frame, push plates are arranged at the telescopic ends of the electric push rods, the push plates are simultaneously sleeved on the outer sides of the guide posts on the same side in a sliding manner, pushing springs are arranged between the push plates and the support plate, and the elasticity of the pushing springs is larger than that of the compression springs.
As a preferable technical scheme of the invention, the two sides of the double-sided rack are provided with the driving pushing plates, and the driving pushing plates are positioned at two sides of the telescopic guide rods at corresponding positions.
As a preferable technical scheme of the invention, one side of the horizontal section of the U-shaped frame, which is far away from the track frame, is provided with the driving air cylinder, the telescopic rod of the driving air cylinder positioned at the upper side is connected with the bending plate at the outermost layer at the corresponding position, and the telescopic rod of the driving air cylinder positioned at the lower side is connected with the follow-up frame at the corresponding position.
As a preferable technical scheme of the invention, the upper sides of the bending plate and the contact plate which are positioned on the inner layer are respectively provided with a threaded rod in a rotating way, the threaded rods are respectively in threaded connection with the corresponding bending plates, the lower parts of the abutting frames are respectively provided with a screw rod in a rotating way, and the screw rods are respectively in threaded connection with the follow-up frames.
As a preferable technical scheme of the invention, the lower part of the contact plate is of a V-shaped inclined plane structure, a switching plate is arranged in the contact plate, the upper end and the lower end of the switching plate are respectively of round head and pointed end structures, one side of the contact plate, which is close to an electric sliding block at a corresponding position, is provided with a vertical notch, the switching plate moves in the notch through studs arranged at two sides of the switching plate, nuts are connected to the studs in a threaded manner, and the switching plate is fixed in position through the nuts.
The invention has the beneficial effects that: 1. according to the invention, the U-shaped frame is driven by the electric sliding block to move along the length direction of the fireproof rock wool board, and the bending test is carried out on each position of the fireproof rock wool board through the matching and abutting frame of the bending plate and the contact plate, so that the test result is comprehensive, and the detection forces in different directions can be applied to the same position of the fireproof rock wool board through the two bending parts sliding transversely and longitudinally to detect, so that the detection diversity is further increased, and the accuracy of the detection result is improved.
2. According to the invention, the force application area of the detection force applied to the fireproof rock wool plate is adjusted by adopting the bending plates and the contact plates which are arranged in a nested way, and the position of the supporting point for supporting the fireproof rock wool plate is adjusted by adopting the abutting frame which is arranged in a nested way, so that the invention can correspondingly adjust according to different detection requirements, and the adaptability of the invention is increased.
3. According to the invention, the round head and the pointed end structures at the two ends of the switching plate can be used for aiming at fireproof rock wool plates with different lands, so that the situation that the fireproof rock wool plates with softer textures are crushed and damaged when detection force is applied to the fireproof rock wool plates is avoided, and the accuracy of detection results is influenced.
4. According to the invention, the electric sliding block is adopted to drive the trapezoid plate, so that the clamping plate is pushed to be separated from contact with the fireproof rock wool plate when the fireproof rock wool plate is detected, the shielding of the clamping plate on a detection area of the fireproof rock wool plate is avoided, and after detection is completed, the clamping plate can be automatically clamped on the fireproof rock wool plate under the pushing of the pushing spring, so that the position of the fireproof rock wool plate is not changed, and the accuracy of a detection result is further ensured.
Drawings
The invention will be further described with reference to the drawings and examples.
Fig. 1 is a schematic diagram of the overall structure of the invention when performing anti-folding detection on a fireproof rock wool board.
Fig. 2 is a schematic view of a part of the track frame and the clamping member according to the present invention.
Fig. 3 is a cross-sectional view of a clamping member in accordance with the present invention.
Fig. 4 is a schematic structural view of a track frame and a bending member in the present invention.
Fig. 5 is a cross-sectional view of a bending member in the present invention.
Fig. 6 is a partial enlarged view at a in fig. 5.
Fig. 7 is a cross-sectional view of a contact plate and a switching plate in the present invention.
In the figure: 1. a track frame; 2. a bending member; 3. a clamping member; 11. a track groove; 12. a parking area; 21. an electric slide block; 22. a U-shaped frame; 23. a bending plate; 24. a contact plate; 25. a follow-up frame; 26. an abutment frame; 27. a threaded rod; 28. a screw rod; 31. a sliding sleeve; 32. a compression spring; 33. double-sided racks; 34. a swinging rod; 35. a clamping plate; 211. a trapezoidal plate; 221. an active cylinder; 241. a switching board; 242. a stud; 243. a nut; 311. a support plate; 312. a guide post; 313. an electric push rod; 314. a push plate; 315. a pushing spring; 331. an active push plate; 341. a driven gear; 351. and (5) a telescopic guide rod.
Detailed Description
Embodiments of the present invention are described in detail below. The following examples are illustrative only and are not to be construed as limiting the invention. The examples are not to be construed as limiting the specific techniques or conditions described in the literature in this field or as per the specifications of the product.
Referring to fig. 1, a device for detecting the flexural strength of a fireproof rock wool board comprises a track frame 1, wherein track grooves 11 are formed in the upper side surface and the lower side surface of two transverse frames and two vertical frames of the track frame 1, parking areas 12 are arranged at the rear part and the right part of the track frame 1 in an extending mode, bending parts 2 for applying bending force to the fireproof rock wool board are arranged on the track grooves 11 in the transverse and the longitudinal directions in a sliding mode, and clamping parts 3 for clamping and locking the fireproof rock wool board are arranged on each frame of the track frame 1 in an inner and outer sliding mode at equal intervals; when needs carry out anti detection of rolling over to the fire prevention rock wool board, at first hold the fire prevention rock wool board through clamping part 3 and fix the inside position placed in middle of track frame 1, later remove respectively that two parts of bending 2 apply the detection force of bending of different directions to the fire prevention rock wool board to carry out accurate anti detection of rolling over to the fire prevention rock wool board.
Referring to fig. 1, 2 and 3, the clamping member 3 includes a sliding sleeve 31 slidably disposed on a frame inside and outside, a double-sided rack 33 is slidably connected inside the sliding sleeve 31 along a length direction thereof by a compression spring 32, a support plate 311 is mounted at one end of the sliding sleeve 31 located outside the track frame 1, a guide post 312 is mounted at one side of the support plate 311 far away from the outer side of the frame of the track frame 1, an electric push rod 313 is mounted at the outer side of the frame of the track frame 1, a push plate 314 is mounted at a telescopic end of the electric push rod 313, the push plate 314 is simultaneously slidably sleeved at the outer side of the guide post 312 at the same side, a pushing spring 315 is disposed between the push plate 314 and the support plate 311, and the elasticity of the pushing spring 315 is greater than that of the compression spring 32; when the fireproof rock wool board is required to be clamped and fixed, the fireproof rock wool board is manually moved to the inside of the track frame 1, then the push plate 314 at the corresponding position is driven to synchronously move towards the direction of the track frame 1 by the telescopic rod of the contracted electric push rod 313, the push plate 314 drives the support plate 311 at the corresponding position to synchronously move by the push spring 315, the support plate 311 drives the sliding sleeve 31 to synchronously move towards the central position of the track frame 1, and the sliding sleeve 31 drives the double-sided rack 33 to synchronously move by the compression spring 32.
Referring to fig. 2 and 3, driving push plates 331 are installed at both sides of the double-sided rack 33, swing rods 34 are symmetrically hinged at the upper and lower sides of one end of the sliding sleeve 31 positioned in the track frame 1, driven gears 341 are installed at the hinged positions of the swing rods 34, the driven gears 341 are respectively meshed with teeth at the upper and lower sides of the double-sided rack 33, clamping plates 35 are hinged at one end of the swing rods 34, which is close to the center of the track frame 1, and the upper and lower clamping plates 35 are connected with each other through telescopic guide rods 351, and the driving push plates 331 are positioned at both sides of the telescopic guide rods 351 at corresponding positions; when the double-sided rack 33 moves to the center position close to the track frame 1, the double-sided rack 33 drives the driving push plate 331 to move and finally abuts against the side surface of the fireproof rock wool board, at this time, the telescopic section of the electric push rod 313 continues to shrink, so that the sliding sleeve 31 continues to move to the center position of the track frame 1, thereby compressing the compression spring 32, the sliding sleeve 31 continues to move, and drives the upper clamping plate 35 and the lower clamping plate 35 to move to the upper side and the lower side of the fireproof rock wool board through the swinging rod 34, meanwhile, the two swinging rods 34 drive the driven gear 341 at the corresponding positions to move on the double-sided rack 33, and the driven gear 341 and the teeth of the double-sided rack 33 are meshed, so that the driven gear 341 drives the upper and the lower swinging rods 34 to swing in directions close to each other, and gradually compress the telescopic guide rod 351 until the clamping plate 35 clamps on the upper side surface and the lower side surface of the fireproof rock wool board, thereby clamping and fixing the fireproof rock wool board, and guiding the movement of the clamping plate 35 through the telescopic guide rod 351, so that the two clamping plates 35 deflect in the moving process, and the fireproof rock wool board cannot be effectively clamped as shown in the figure 1. Through the synchronous promotion of the sliding sleeve 31 that sets up on four frames of track frame 1, can be self-adaptation remove the inside central point of track frame 1 with fire prevention rock wool board put, accomplish the position control to be convenient for carry out anti detection of rolling over to fire prevention rock wool board.
Referring to fig. 1, 4 and 5, the bending part 2 comprises four electric sliding blocks 21 sliding along the track grooves 11, the four electric sliding blocks 21 are uniformly distributed on the four track grooves 11 in the same direction, the four electric sliding blocks 21 sliding along the same direction move synchronously, a U-shaped frame 22 is commonly installed on one side of the two electric sliding blocks 21 sliding along the same direction far away from the track frame 1, the two U-shaped frames 22 sliding along the same direction are symmetrically arranged up and down, a plurality of bending plates 23 are arranged in the upper side of the U-shaped frame 22 in a sliding way, the bending plates 23 are in a U-shaped structure and are mutually nested, a contact plate 24 is arranged in the innermost bending plate 23 in a sliding way up and down, a follow-up frame 25 is arranged in the lower side of the U-shaped frame 22 in a sliding way up and down, a plurality of abutting frames 26 are arranged in a sliding way in the follow-up frame 25 in a sliding way, and the abutting frames 26 are mutually nested; in the initial state, the transversely sliding electric sliding blocks 21 are located at the parking area 12 at the right part of the track frame 1, the longitudinally sliding electric sliding blocks 21 are located at the parking area 12 at the rear part of the track frame 1, after the fireproof rock wool board is clamped and fixed at the central position inside the track frame 1, the four transversely sliding electric sliding blocks 21 are started to drive the two U-shaped frames 22 at corresponding positions to intermittently move to the left side, so that the transversely moving U-shaped frames 22 at the upper side simultaneously drive the bending plate 23 and the contact plate 24 to move to the upper side position of the fireproof rock wool board, and the transversely moving U-shaped frames 22 at the lower side simultaneously drive the abutting frame 26 to move to the lower side position of the fireproof rock wool board through the follow-up frames 25.
Referring to fig. 1, 2, 3 and 4, a trapezoidal plate 211 is arranged on one side of the electric slider 21 located on the upper side, away from the U-shaped frame 22 at the corresponding position; when the electric sliding block 21 moves, the supporting plate 311 at the corresponding position can be pushed to the direction far away from the track frame 1 through the inclined surface of the trapezoid plate 211, so that the supporting plate 311 drives the sliding sleeve 31 at the corresponding position to synchronously move to the direction far away from the track frame 1, the compression pushing spring 315 drives the clamping plate 35 to be far away from the fireproof rock wool plate through the swinging rod 34 during the movement of the sliding sleeve 31, meanwhile, the elastic force of the compression spring 32 pushes the double-sided rack 33 to continuously abut against the side surface of the fireproof rock wool plate, and the swinging rod 34 drives the clamping plate 35 to swing to the direction far away from each other through the meshing of the driven gear 341 and the double-sided rack 33, so that the clamping plate 35 at the corresponding position is not clamped at the two sides of the fireproof rock wool plate any more, and shielding of the clamping plate 35 to the detection area of the fireproof rock wool plate is avoided.
Referring to fig. 1, 4 and 5, in order to adjust the force application area of the detection force applied to the fireproof rock wool board and adjust the position of the supporting point according to the detection requirement, the following design is made in this embodiment: the upper sides of the bending plates 23 and the contact plates 24 at the inner layer are respectively provided with a threaded rod 27 in a rotating way, the threaded rods 27 are respectively in threaded connection with the corresponding bending plates 23, the lower parts of the abutting frames 26 are respectively provided with a screw rod 28 in a rotating way, and the screw rods 28 are respectively in threaded connection with the follow-up frames 25; when a small-area detection force needs to be applied to the fireproof rock wool board, the threaded rod 27 arranged on the innermost bending plate 23 is rotated, so that the threaded rod 27 drives the corresponding bending plate 23 and the contact plate 24 to synchronously move downwards, thereby the detection force is applied to the fireproof rock wool board jointly through the combination of the lower sides of the bending plate 23 and the contact plate 24, and meanwhile, due to the fact that the innermost bending plate 23 is adjusted, the abutting frame 26 is upwards moved by rotating the screw rod 28 connected with the abutting frame 26 adjacent to the innermost abutting frame 26, so that the lower sides of the cotton board are supported by the abutting frame 26 adjacent to the innermost abutting frame 26, and the supporting points are positioned on two sides of the force application point.
Referring to fig. 5, 6 and 7, in order to prevent crushing damage to the fireproof rock wool board when a detection force of line contact is applied to the fireproof rock wool board with a softer texture, the following design is made in this embodiment: the lower part of the contact plate 24 is of a V-shaped inclined surface structure, a switching plate 241 is arranged in the contact plate 24, the upper end and the lower end of the switching plate 241 are respectively of round-head and pointed-end structures, a vertical notch is formed in one side of the contact plate 24, which is close to the electric sliding block 21 at the corresponding position, the switching plate 241 moves in the notch through studs 242 arranged on two sides of the switching plate 241, nuts 243 are connected to the studs 242 in a threaded manner, and the switching plate 241 is fixed in position through the nuts 243; in the initial state, the tip structure of the switching plate 241 is downward and extends to the outer side of the contact plate 24, so that the contact plate 24 can apply a line contact detection force to the fireproof rock wool plate with harder texture through the tip structure of the switching plate 241, when the fireproof rock wool plate with softer texture to be detected is required, the nut 243 is unscrewed and the switching plate 241 is moved upward, so that the tip structure on the switching plate 241 drives the tip structure to move to the inner side of the contact plate 24 along the vertical notch, the switching plate 241 is rotated 180 degrees, the round head structure of the switching plate 241 is downward, then the round head structure on the switching plate 241 is moved downward to extend to the outer side of the contact plate 24, and then the nut 243 is screwed to enable the nut 243 to abut against the side surface of the contact plate 24 to fix the position of the switching plate 241, so that the line contact detection force is applied to the fireproof rock wool plate with softer texture through the round head structure of the switching plate 241, and further the press breakage damage to the fireproof rock wool plate with softer texture is avoided.
Referring to fig. 1, 4 and 5, a driving cylinder 221 is installed at one side of the horizontal section of the u-shaped frame 22 far from the track frame 1, a telescopic rod of the driving cylinder 221 positioned at the upper side is connected with a bending plate 23 at the outermost layer at a corresponding position, and a telescopic rod of the driving cylinder 221 positioned at the lower side is connected with a follower frame 25 at a corresponding position; when the transversely moving U-shaped frame 22 moves to the detection position, the telescopic rod of the driving cylinder 221 installed on the transversely moving U-shaped frame 22 positioned at the lower side is extended first, so that the follow-up frame 25 moves upwards, the follow-up frame 25 drives all the abutting frames 26 to move upwards, two long frames of the abutting frames 26 which are adjusted upwards in advance abut against the lower side surface of the fireproof rock wool board, so that the lower side surface of the fireproof rock wool board is supported, then the telescopic rod of the driving cylinder 221 installed on the transversely moving U-shaped frame 22 positioned at the upper side is extended, the outermost bending plate 23 moves downwards, the bending plate 23 at the preset position and the contact plate 24 are driven to move downwards to abut against the upper side surface of the fireproof rock wool board, so that the longitudinal detection force is applied to the fireproof rock wool board, and then the transversely sliding bending part 2 is moved to the parking area 12 at the right part of the track frame 1, and the transverse detection force is applied to the fireproof rock wool board through the longitudinally sliding bending part 2.
The working principle of the invention when the flexural strength of the fireproof rock wool board is detected is as follows: first step, the fire prevention rock wool board is moved to the inside of track frame 1 by the manual work, afterwards, the telescopic link through shrink electric putter 313 drives the push pedal 314 of corresponding position and moves to the direction of track frame 1 in step, push pedal 314 passes through the central point that slide sleeve 31 is moved to track frame 1 in step to the adjacent removal, slide sleeve 31 passes through double-sided rack 33 and drives initiative push pedal 331 and move to the side that supports against the fire prevention rock wool board, at this moment, the telescopic section of electric putter 313 continues to shrink, make slide sleeve 31 continue to remove and compress compression spring 32, slide sleeve 31 is when continuing to remove through swinging rod 34 drive upper and lower two splint 35 and move to the upper and lower both sides position of fire prevention rock wool board, simultaneously, two swinging rod 34 drive the splint 35 of corresponding position and be close to each other to the centre gripping on the upper and lower both sides of fire prevention rock wool board along the direction of telescopic link 351, thereby carry out the centre gripping to the fire prevention rock wool board and fix.
And secondly, rotating the threaded rods 27 at corresponding positions in advance according to the required force application areas of detection forces applied to the fireproof rock wool boards, so that the threaded rods 27 drive the corresponding bending plates 23 and the contact plates 24 or drive the corresponding bending plates 23 and the rest bending plates 23 and the contact plates 24 nested inside the corresponding bending plates to synchronously move downwards, thereby facilitating the application of the detection forces to the fireproof rock wool boards by combining the bending plates 23 with the lower side surfaces of the contact plates 24, and simultaneously rotating the lead screws 28 at corresponding positions according to the positions of the downwards moved bending plates 23 in the process of adjusting the force application areas, so that the lead screws 28 drive the abutting frames 26 at corresponding positions to move upwards, and further facilitating the support of the lower side surfaces of the fireproof rock wool boards by two long side frames of the abutting frames 26.
And thirdly, starting four electric sliding blocks 21 sliding transversely to drive two U-shaped frames 22 at corresponding positions to intermittently move to the left, so that the transversely moving U-shaped frames 22 at the upper side simultaneously drive the bending plate 23 and the contact plate 24 to move to the upper side of the fireproof rock wool plate, and the transversely moving U-shaped frames 22 at the lower side simultaneously drive the abutting frame 26 to move to the lower side of the fireproof rock wool plate through the following frame 25.
And fourthly, the telescopic rods of the driving air cylinders 221 which extend out of the U-shaped frame 22 arranged on the lower side of the transverse movement drive all the abutting frames 26 to move upwards, so that the two long frames of the abutting frames 26 with the preset positions abut against the lower side surface of the fireproof rock wool plate, the lower side surface of the fireproof rock wool plate is supported, and then the telescopic rods of the driving air cylinders 221 which extend out of the U-shaped frame 22 arranged on the upper side of the transverse movement drive the outermost bending plate 23 to move downwards, so that the outermost bending plate 23 drives the bending plate 23 with the contact plate 24 with the preset positions to move downwards until the lower side surface of the bending plate and the lower side surface of the contact plate abut against the upper side surface of the fireproof rock wool plate together, and detection force is applied to the bending plate, so that the longitudinal detection force is applied to the fireproof rock wool plate for bending detection.
And fifthly, moving the transversely sliding bending part 2 to a parking area 12 at the right part of the track frame 1, and then performing bending resistance detection by applying transverse detection force to the fireproof rock wool board through the longitudinally sliding bending part 2.
While embodiments of the present invention have been shown and described above, it should be understood that the above embodiments are illustrative and not to be construed as limiting the invention, and that variations, modifications, alternatives, and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the invention, which is also intended to be covered by the present invention.
Claims (7)
1. The utility model provides a fire prevention rock wool board flexural strength detection device, including track frame (1), its characterized in that, track groove (11) have all been seted up on the upper and lower side of two horizontal frames and two vertical frames of track frame (1), parking area (12) have all been installed in extension of the rear portion and the right part of track frame (1), transversely all slide along its corresponding orbit on vertical track groove (11) respectively and be provided with bending part (2) to fire prevention rock wool board application bending force, the inside and outside slip of equidistant on each frame of track frame (1) is provided with clamping part (3) to fire prevention rock wool board centre gripping locking;
the bending component (2) comprises four electric sliding blocks (21) sliding along the track grooves (11), the four electric sliding blocks (21) are uniformly distributed on the four track grooves (11) in the same direction, the four electric sliding blocks (21) sliding along the same direction synchronously move, a U-shaped frame (22) is commonly installed on one side, far away from the track frame (1), of each electric sliding block (21), the two U-shaped frames (22) sliding along the same direction are symmetrically arranged up and down, a plurality of bending plates (23) are arranged in the upper U-shaped frame (22) in a sliding manner, the bending plates (23) are of a U-shaped structure and are mutually nested, a contact plate (24) is arranged in the innermost bending plate (23) in a sliding manner, a follow-up frame (25) is arranged in the lower U-shaped frame (22) in a sliding manner, a plurality of supporting frames (26) are arranged in the follow-up frame (25) in the upper and lower directions, and the supporting frames (26) are mutually nested;
the clamping part (3) comprises a sliding sleeve (31) which is arranged on the frame in an inner sliding manner and an outer sliding manner, the inside of the sliding sleeve (31) is connected with a double-sided rack (33) in a sliding manner along the length direction of the sliding sleeve through a compression spring (32), the upper side and the lower side of one end of the sliding sleeve (31) positioned in the track frame (1) are symmetrically hinged with swinging rods (34), driven gears (341) are arranged at the hinged positions of the swinging rods (34), the driven gears (341) are respectively meshed with teeth on the upper side and the lower side of the double-sided rack (33), one end of the swinging rods (34) close to the inner center of the track frame (1) is hinged with clamping plates (35), and the upper clamping plate and the lower clamping plates (35) are connected with each other through telescopic guide rods (351);
the clamping plates (35) are moved to the upper side and the lower side of the edge of the fireproof rock wool plate through the sliding sleeves (31) around the track frame (1), the clamping plates (35) are driven to clamp and fix the fireproof rock wool plate through the releasing force of the fireproof rock wool plate to the double-sided rack (33), the positions of the bending plates (23) and the abutting frames (26) are adjusted according to bending requirements, and finally the bending plates (23) are driven to bend and detect the fireproof rock wool plate through the electric sliding blocks (21).
2. The device for detecting the flexural strength of the fireproof rock wool board according to claim 1, wherein a support plate (311) is installed at one end of the sliding sleeve (31) positioned outside the track frame (1), and a trapezoidal plate (211) is arranged at one side of the electric sliding block (21) positioned at the upper side, which is far away from the U-shaped frame (22) at the corresponding position.
3. The device for detecting the flexural strength of the fireproof rock wool board according to claim 2, characterized in that a guide post (312) is arranged on one side, far away from the outer side of the frame of the track frame (1), of the support plate (311), an electric push rod (313) is arranged on the outer side of the frame of the track frame (1), a push plate (314) is arranged at the telescopic end of the electric push rod (313), the push plate (314) is simultaneously sleeved on the outer side of the guide post (312) on the same side in a sliding mode, and a pushing spring (315) is arranged between the push plate (314) and the support plate (311), and the elastic force of the pushing spring (315) is larger than that of the compression spring (32).
4. The device for detecting the flexural strength of the fireproof rock wool board according to claim 1, wherein driving pushing plates (331) are arranged on two sides of the double-sided rack (33), and the driving pushing plates (331) are arranged on two sides of the telescopic guide rods (351) at corresponding positions.
5. The device for detecting the flexural strength of the fireproof rock wool board according to claim 1, wherein a driving air cylinder (221) is arranged on one side, far away from the track frame (1), of the horizontal section of the U-shaped frame (22), a telescopic rod of the driving air cylinder (221) positioned on the upper side is connected with a bending plate (23) on the outermost layer at a corresponding position, and a telescopic rod of the driving air cylinder (221) positioned on the lower side is connected with a follow-up frame (25) at a corresponding position.
6. The fireproof rock wool board flexural strength detection device according to claim 1, characterized in that the upper sides of the bending plates (23) and the contact plates (24) which are positioned at the inner layer are respectively provided with a threaded rod (27) in a rotating mode, the threaded rods (27) are respectively in threaded connection with the corresponding bending plates (23) at one layer, the lower portions of the abutting frames (26) are respectively provided with a screw rod (28) in a rotating mode, and the screw rods (28) are respectively in threaded connection with the follow-up frames (25).
7. The fireproof rock wool board breaking strength detection device according to claim 1, wherein the lower portion of the contact board (24) is of a V-shaped inclined surface structure, a switching board (241) is arranged in the contact board (24), the upper end and the lower end of the switching board (241) are respectively of round heads and pointed structures, a vertical notch is formed in one side, close to an electric sliding block (21) at a corresponding position, of the contact board (24), the switching board (241) moves in the notch through studs (242) arranged on two sides of the switching board, nuts (243) are connected to the studs (242) in a threaded mode, and the switching board (241) is fixed in position through the nuts (243).
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Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004333193A (en) * | 2003-05-01 | 2004-11-25 | Shimadzu Corp | Bend tester |
| WO2018120135A1 (en) * | 2016-12-30 | 2018-07-05 | 深圳市柔宇科技有限公司 | Bending equipment for membrane material |
| CN110832297A (en) * | 2017-07-11 | 2020-02-21 | 科思创有限公司 | Apparatus and method for testing stressed components |
| CN110954406A (en) * | 2019-12-19 | 2020-04-03 | 天台婉枫电子有限公司 | High alumina porcelain insulating material mechanical strength check out test set |
| CN113376007A (en) * | 2021-06-17 | 2021-09-10 | 湖北耐林科技有限责任公司 | Copper-clad plate production and manufacturing performance test system and test method |
| CN113418774A (en) * | 2021-07-08 | 2021-09-21 | 深圳市泰科检测有限公司 | Clamping device for metal conduit bending detection |
| CN215339322U (en) * | 2021-01-25 | 2021-12-28 | 深圳中核工程检测有限公司 | Detection apparatus for reinforcing bar intensity |
| CN217786795U (en) * | 2022-07-12 | 2022-11-11 | 盐城泰扶新能源有限公司 | Photovoltaic module frame bulk strength testing arrangement |
| CN218470650U (en) * | 2022-10-11 | 2023-02-10 | 山东晟鸣新材料有限公司 | Fireproof performance detector for fireproof rock wool board |
| CN218726227U (en) * | 2022-11-10 | 2023-03-24 | 荆州市荆南建材有限公司 | Electric bending resistance testing machine |
| CN219015848U (en) * | 2022-12-30 | 2023-05-12 | 晋城市晋方圆建筑检测有限公司 | Bending device convenient to position and used for detecting strength of building material |
| CN116642782A (en) * | 2023-07-10 | 2023-08-25 | 江西卓凯新能源科技有限公司 | Solar photovoltaic module testing device |
-
2023
- 2023-10-10 CN CN202311304041.5A patent/CN117054254B/en active Active
Patent Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004333193A (en) * | 2003-05-01 | 2004-11-25 | Shimadzu Corp | Bend tester |
| WO2018120135A1 (en) * | 2016-12-30 | 2018-07-05 | 深圳市柔宇科技有限公司 | Bending equipment for membrane material |
| CN108463707A (en) * | 2016-12-30 | 2018-08-28 | 深圳市柔宇科技有限公司 | Membrane material bending equipment |
| CN110832297A (en) * | 2017-07-11 | 2020-02-21 | 科思创有限公司 | Apparatus and method for testing stressed components |
| CN110954406A (en) * | 2019-12-19 | 2020-04-03 | 天台婉枫电子有限公司 | High alumina porcelain insulating material mechanical strength check out test set |
| JP2021099301A (en) * | 2019-12-19 | 2021-07-01 | 舒泳軍 | Mechanical strength measuring device for alumina porcelain insulating material |
| CN215339322U (en) * | 2021-01-25 | 2021-12-28 | 深圳中核工程检测有限公司 | Detection apparatus for reinforcing bar intensity |
| CN113376007A (en) * | 2021-06-17 | 2021-09-10 | 湖北耐林科技有限责任公司 | Copper-clad plate production and manufacturing performance test system and test method |
| CN113418774A (en) * | 2021-07-08 | 2021-09-21 | 深圳市泰科检测有限公司 | Clamping device for metal conduit bending detection |
| CN217786795U (en) * | 2022-07-12 | 2022-11-11 | 盐城泰扶新能源有限公司 | Photovoltaic module frame bulk strength testing arrangement |
| CN218470650U (en) * | 2022-10-11 | 2023-02-10 | 山东晟鸣新材料有限公司 | Fireproof performance detector for fireproof rock wool board |
| CN218726227U (en) * | 2022-11-10 | 2023-03-24 | 荆州市荆南建材有限公司 | Electric bending resistance testing machine |
| CN219015848U (en) * | 2022-12-30 | 2023-05-12 | 晋城市晋方圆建筑检测有限公司 | Bending device convenient to position and used for detecting strength of building material |
| CN116642782A (en) * | 2023-07-10 | 2023-08-25 | 江西卓凯新能源科技有限公司 | Solar photovoltaic module testing device |
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