CN112630014A - Fiber mechanical property testing device and method - Google Patents
Fiber mechanical property testing device and method Download PDFInfo
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- CN112630014A CN112630014A CN202110253912.XA CN202110253912A CN112630014A CN 112630014 A CN112630014 A CN 112630014A CN 202110253912 A CN202110253912 A CN 202110253912A CN 112630014 A CN112630014 A CN 112630014A
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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
- G01N3/04—Chucks
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
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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
- G01N3/22—Investigating strength properties of solid materials by application of mechanical stress by applying steady torsional forces
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Abstract
The invention discloses a device for testing the mechanical property of a fiber, and also discloses a method for testing the mechanical property of the fiber, which comprises a bidirectional stretching driving mechanism and two fiber strand fixing mechanisms, wherein the two fiber strand fixing mechanisms are arranged in two groups, the two fiber strand fixing mechanisms are fixedly arranged on the bidirectional stretching driving mechanism, the bidirectional stretching driving mechanism is also provided with a fiber strand twisting mechanism, when the fiber strands are detected, a clamping connecting block is movably inserted in grooves of a clamping groove block A and a clamping groove block B, or the clamping connecting block is not movably inserted in the grooves of the clamping groove block A and the clamping groove block B, a stretching rod assembly is driven by a pneumatic cylinder to move, the bidirectional stretching mechanical detection of the fiber strands is completed, or the twisting stretching detection of the fiber strands is completed, the detection mode is increased, and the bidirectional stretching detection of the fiber strands can be performed.
Description
Technical Field
The invention relates to the technical field of fiber production detection devices, in particular to a device and a method for testing mechanical properties of fibers.
Background
Textile fibers are classified into both natural fibers and chemical fibers. Flax, cotton yarn, hemp rope and the like are obtained from plants and belong to natural fibers; wool and silk are derived from animals, and are also natural fibers. There are many types of chemical fibers such as nylon, rayon, fiberglass, and the like.
What need be in textile fiber production process carries out quality detection to the fibre strand that production and processing is good, often can relate to the detection to the mechanical properties of fibre strand, and present detection is tensile detection mostly, but when tensile detection, fix the one end of fibre strand on the fixture, stretch the other end, only can stretch its one end, can not realize the tensile detection of twisting to the fibre strand simultaneously, make the mode of detection single, need for one kind and both can stretch the detection to fibre strand both ends urgently, can accomplish the tensile device that detects of twisting to the fibre strand again.
Aiming at the problems, the invention provides a device and a method for testing the mechanical property of fiber.
Disclosure of Invention
The invention aims to provide a device and a method for testing mechanical properties of fibers, which comprise a biaxial tension driving mechanism and fiber strand fixing mechanisms, wherein the two groups of fiber strand fixing mechanisms are arranged, the two groups of fiber strand fixing mechanisms are fixedly arranged on the biaxial tension driving mechanism, and the biaxial tension driving mechanism is also provided with a fiber strand twisting mechanism, so that the device and the method can be used for not only carrying out tension detection on two ends of a fiber strand, but also finishing torsion tension detection on the fiber strand, thereby solving the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a fiber mechanical property testing device comprises a biaxial tension driving mechanism and fiber strand fixing mechanisms, wherein the fiber strand fixing mechanisms are arranged in two groups, the two groups of fiber strand fixing mechanisms are fixedly arranged on the biaxial tension driving mechanism, the biaxial tension driving mechanism is also provided with a fiber strand torsion mechanism, the biaxial tension driving mechanism is provided with a pneumatic cylinder, a tension rod assembly and a sliding block drawing assembly, the tension rod assembly is fixedly arranged on the telescopic end of the pneumatic cylinder, and the sliding block drawing assembly is fixedly arranged at one end of the tension rod assembly;
the fiber strand fixing mechanism is provided with a guide pillar support frame A and fiber strand clamping assemblies, the fiber strand clamping assemblies are movably mounted on guide pillars of the guide pillar support frame A to form a whole fiber strand fixing mechanism, and the two groups of fiber strand fixing mechanisms are respectively arranged at two ends of the stretching rod assembly;
the fiber strand torsion mechanism is provided with a moving seat assembly and a torsion rod assembly, the torsion rod assembly is movably mounted on the moving seat assembly to form a whole fiber strand torsion mechanism, and the fiber strand torsion mechanism is fixedly arranged between the two groups of fiber strand fixing mechanisms.
Further, tensile pole subassembly is provided with connects knee lever, extension rod, block groove block A and gear drive pole spare, connects the equal fixed welding of knee lever and extension rod and serves at the flexible of pneumatic cylinder, and the fixed welding of block groove block A is in the one end of extension rod, and the fixed welding of gear drive pole spare is in the one end of connecting the knee lever.
Further, gear drive pole spare is provided with welding pole, mounting groove, guide rail post support frame and tooth mouth, and welding pole fixed welding is in the one end of connecting the curved bar, and the mounting groove is seted up in one side of welding pole, and the guide rail post fixed welding of guide rail post support frame is in the mounting groove, and the tooth mouth is seted up at the opposite side of welding pole.
Further, slider tractive subassembly is provided with the grooved rail fixed block, block grooved block B, reset spring, leading pulley and tractive rope, block grooved block B activity sets up in the grooved rail of grooved rail fixed block, reset spring's one end fixed welding is on the grooved rail lateral wall of grooved rail fixed block, other end fixed welding is in the side of block grooved block B, leading pulley movable mounting is in the one end of grooved rail fixed block, the one end fixed connection of tractive rope is on block grooved block B, other end fixed connection is on the welding rod.
Furthermore, the fiber strand clamping assembly is provided with a sleeve ring, a support rod, a clamping block and a clamping connecting block, the sleeve ring is movably sleeved on a guide pillar of the guide pillar support frame A, the support rod is fixedly welded on the sleeve ring, the clamping block is fixedly welded at the upper end of the support rod, and the clamping connecting block is movably arranged on one side of the clamping block.
Furthermore, the clamping block is provided with a containing groove position and a clamping hole, the containing groove position is arranged on one side of the clamping block, the clamping connecting block is movably arranged in the containing groove position, and the clamping hole is arranged in the middle of the clamping block.
Furthermore, the moving seat assembly is provided with a guide pillar support frame B, a fixed seat and a connecting sleeve, the connecting sleeve is fixedly welded on two sides of the fixed seat, and the connecting sleeve is movably mounted on a guide pillar of the guide pillar support frame B.
Furthermore, the torsion bar assembly is provided with an installation shaft column, a gear, a torsion spring and a grooved rail lead bar, the installation shaft column is movably installed on the upper end face of the fixing seat, the gear is fixedly installed on the installation shaft column, the torsion spring is sleeved on the installation shaft column, the two ends of the torsion spring are fixedly connected with the lower end face of the gear and the upper end face of the fixing seat respectively, and the grooved rail lead bar is fixedly welded on the upper end of the installation shaft column.
The invention provides another technical scheme: an implementation method of a fiber mechanical property testing device comprises the following steps,
s01: moving an adjusting fixing seat on the guide post supporting frame B, moving and adjusting the fixing seat provided with the torsion rod assembly between the two groups of fiber strand fixing mechanisms, or adjusting the fixing seat to one side of the two groups of fiber strand fixing mechanisms, so that the gear is meshed and connected with a tooth opening formed in the welding rod;
s02: fixing the fiber strands in clamping holes formed in the clamping blocks of the two groups of fiber strand fixing mechanisms;
s03: rotating the clamping connecting block arranged on the clamping block out of the accommodating groove position, and movably inserting the clamping connecting block into the grooves of the clamping groove block A and the clamping groove block B, or not rotating the clamping connecting block out of the accommodating groove position;
s04: the telescopic end of the pneumatic cylinder drives the stretching rod assembly to move, the clamping groove block A and the clamping groove block B respectively drive the two groups of fiber strand clamping assemblies to move on the guide pillar supporting frame A, or the tooth mouth of the welding rod drives the gear to rotate;
s05: two sets of fibre thigh centre gripping subassemblies are tensile to the fibre thigh and are detected, or the grooved rail lead wire pole rotates and twists reverse tensile detection to the fibre thigh.
Compared with the prior art, the invention has the following beneficial effects:
1. the invention provides a fiber mechanical property testing device and a method, wherein a connecting curved rod and an extension rod are fixedly welded on the telescopic end of a pneumatic cylinder, a clamping groove block A is fixedly welded on the extension rod, a welding rod with a tooth opening is fixedly welded at one end of the connecting curved rod, the connecting curved rod is connected with a clamping groove block B movably arranged in a groove rail fixing block through a pulling rope, a clamping connecting block is movably arranged in a containing groove position arranged in a clamping block, when the fiber strand is subjected to tensile detection, two ends of the fiber strand are fixed on the clamping block through clamping holes, the clamping connecting block is rotated out from the containing groove position and movably inserted in grooves of the clamping groove block A and the clamping groove block B, and simultaneously, a fixing seat provided with a torsion rod assembly is moved and adjusted between two groups of fiber strand fixing mechanisms, the pneumatic cylinder drives a stretching rod assembly to move, make block groove block A remove to one side of torsion bar subassembly, the welding pole pulling rope makes block groove block B remove to the opposite side of torsion bar subassembly in the groove rail fixed block to drive two sets of fibre thigh centre gripping subassemblies through block groove block A and block groove block B and remove to the both sides of torsion bar subassembly, accomplish the biaxial stretching detection to the fibre thigh.
2. The invention provides a fiber mechanical property testing device and a method, wherein a gear is fixedly arranged on an installation shaft column, the installation shaft column is movably arranged on the upper end surface of a fixed seat, a torsion spring is sleeved on the installation shaft column, two ends of the torsion spring are respectively and fixedly connected with the lower end surface of the gear and the upper end surface of the fixed seat, a grooved rail lead rod is fixedly welded at the upper end of the installation shaft column, when a fiber strand is subjected to torsional stretching detection, the fixed seat provided with a torsion rod assembly is moved and adjusted to one side of two groups of fiber strand fixing mechanisms, the gear is meshed and connected with a tooth opening formed by a welding rod, a clamping connecting block is not movably inserted in a groove of a clamping groove block A and a clamping groove block B, when a pneumatic cylinder drives the stretching rod assembly to move, the tooth opening formed by the welding rod drives the gear to rotate, so that the grooved rail lead rod arranged at the upper end of the installation shaft column rotates to perform torsional stretching detection on the, the detection mode is increased.
Drawings
FIG. 1 is a schematic view of the overall structure of the fiber mechanical property testing device of the present invention;
FIG. 2 is a schematic structural diagram of a biaxial tension driving mechanism of the fiber mechanical property testing device of the present invention;
FIG. 3 is a schematic structural diagram of a stretching rod assembly of the fiber mechanical property testing device of the present invention;
FIG. 4 is a schematic structural diagram of a slider pulling assembly of the fiber mechanical property testing device of the present invention;
FIG. 5 is a schematic structural view of a fiber strand fixing mechanism of the fiber mechanical property testing device of the present invention;
FIG. 6 is a schematic structural view of a fiber strand clamping assembly of the fiber mechanical property testing device of the present invention;
fig. 7 is a schematic structural diagram of a fiber strand twisting mechanism of the fiber mechanical property testing device of the invention.
In the figure: 1. a biaxial tension drive mechanism; 11. a pneumatic cylinder; 12. a tension bar assembly; 121. connecting a curved bar; 122. an extension rod; 123. clamping the groove block A; 124. a gear drive rod; 1241. welding a rod; 1242. mounting grooves; 1243. a guide rail column support frame; 1244. a tooth mouth; 13. a slider pulling assembly; 131. a groove rail fixing block; 132. clamping the groove block B; 133. a return spring; 134. a guide pulley; 135. pulling the rope; 2. a fiber strand securing mechanism; 21. a guide pillar support frame A; 22. a fiber strand clamping assembly; 221. a collar; 222. a support bar; 223. a clamping block; 2231. a storage slot position; 2232. a clamping hole; 224. clamping the connecting block; 3. a fiber strand twisting mechanism; 31. a moving seat assembly; 311. a guide pillar support frame B; 312. a fixed seat; 313. connecting a sleeve; 32. a torsion bar assembly; 321. mounting a shaft column; 322. a gear; 323. a torsion spring; 324. a grooved rail lead rod.
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.
Referring to fig. 1, a fiber mechanical property testing device includes a biaxial stretching driving mechanism 1 and fiber strand fixing mechanisms 2, the fiber strand fixing mechanisms 2 are arranged in two groups, the two groups of fiber strand fixing mechanisms 2 are fixedly mounted on the biaxial stretching driving mechanism 1, and the biaxial stretching driving mechanism 1 is further provided with a fiber strand twisting mechanism 3.
Referring to fig. 2-4, the biaxial stretching driving mechanism 1 is provided with a pneumatic cylinder 11, a stretching rod assembly 12 and a slider pulling assembly 13, wherein the stretching rod assembly 12 is fixedly installed on the telescopic end of the pneumatic cylinder 11, and the slider pulling assembly 13 is fixedly installed on one end of the stretching rod assembly 12.
The stretching rod assembly 12 is provided with a connecting curved rod 121, an extension rod 122, a clamping groove block A123 and a gear driving rod piece 124, the connecting curved rod 121 and the extension rod 122 are both fixedly welded on the telescopic end of the pneumatic cylinder 11, the clamping groove block A123 is fixedly welded on one end of the extension rod 122, the gear driving rod piece 124 is fixedly welded on one end of the connecting curved rod 121, the gear driving rod piece 124 is provided with a welding rod 1241, a mounting groove 1242, a guide rail column supporting frame 1243 and a tooth opening 1244, the welding rod 1241 is fixedly welded on one end of the connecting curved rod 121, the mounting groove 1242 is arranged on one side of the welding rod 1241, a guide rail column of the guide rail column supporting frame 1243 is fixedly welded in the mounting groove 1242, the tooth opening 1244 is arranged on the other side of the welding rod 1241, the slider traction assembly 13 is provided with a groove rail fixing block 131, a clamping groove block B132, a reset spring 133, a guide pulley 134 and a pull rope 135, one end of a return spring 133 is fixedly welded on the side wall of the groove rail fixing block 131, the other end is fixedly welded on the side face of the clamping groove block B132, a guide pulley 134 is movably installed at one end of the groove rail fixing block 131, one end of a pulling rope 135 is fixedly connected on the clamping groove block B132, the other end is fixedly connected on a welding rod 1241, a connecting curved rod 121 and an extension rod 122 are both fixedly welded on the telescopic end of the pneumatic cylinder 11, the clamping groove block A123 is fixedly welded on the extension rod 122, the welding rod 1241 provided with a tooth opening 1244 is fixedly welded at one end of the connecting curved rod 121, the connecting curved rod 121 is connected with the clamping groove block B132 movably arranged in the groove rail fixing block 131 through the pulling rope 135, meanwhile, the clamping connecting block 224 is movably installed in a containing groove position 1 arranged in the clamping block 223, when the fiber strand is subjected to tensile detection, two ends of the fiber strand are fixed on the clamping block 223 through a clamping hole 2232, and will block connecting block 224 from accomodating the trench 2231 and roll out, and the activity is pegged graft in the inslot of block groove A123 and block groove B132, will install fixing base 312 of torsion bar subassembly 32 simultaneously and remove and adjust between two sets of fibre thigh fixed establishment 2, will drive tensile pole subassembly 12 through pneumatic cylinder 11 and remove, make block groove A123 move to one side of torsion bar subassembly 32, welding rod 1241 pulls and draws rope 135 to make block groove B132 move to the opposite side of torsion bar subassembly 32 in grooved rail fixed block 131, and drive two sets of fibre thigh centre gripping subassemblies 22 through block groove A123 and block groove B132 and move to the both sides of torsion bar subassembly 32, accomplish the biaxial stretching detection to the fibre thigh.
Referring to fig. 5-6, the fiber strand fixing mechanism 2 is provided with a guide pillar supporting frame a21 and a fiber strand clamping assembly 22, the fiber strand clamping assembly 22 is movably mounted on the guide pillar of the guide pillar supporting frame a21 to form the whole fiber strand fixing mechanism 2, and the two groups of fiber strand fixing mechanisms 2 are respectively disposed at two ends of the tension rod assembly 12. Fiber strand centre gripping subassembly 22 is provided with the lantern ring 221, bracing piece 222, grip block 223 and block connecting block 224, lantern ring 221 activity suit is on the guide pillar of guide pillar support frame A21, bracing piece 222 fixed welding is on the lantern ring 221, grip block 223 fixed welding is in the upper end of bracing piece 222, block connecting block 224 movable mounting is in one side of grip block 223, grip block 223 is provided with accomodates trench 2231 and centre gripping hole 2232, accomodate trench 2231 and set up in one side of grip block 223, and block connecting block 224 movable mounting is in accomodating trench 2231, centre gripping hole 2232 sets up in grip block 223.
Referring to fig. 7, the fiber strand torsion mechanism 3 is provided with a moving seat assembly 31 and a torsion rod assembly 32, the torsion rod assembly 32 is movably mounted on the moving seat assembly 31 to form an integral fiber strand torsion mechanism 3, the fiber strand torsion mechanism 3 is fixedly disposed between two sets of fiber strand fixing mechanisms 2, the moving seat assembly 31 is provided with a guide pillar support frame B311, a fixed seat 312 and a connecting sleeve 313, the connecting sleeve 313 is fixedly welded to two sides of the fixed seat 312, and is movably mounted on a guide pillar of the guide pillar support frame B311 through the connecting sleeve 313, the torsion rod assembly 32 is provided with a mounting shaft column 321, a gear 322, a torsion spring 323 and a grooved rail lead rod 324, the mounting shaft column 321 is movably mounted on an upper end face of the fixed seat 312, the gear 322 is fixedly mounted on the mounting shaft column 321, the torsion spring 323 is sleeved on the mounting shaft column 321, and two ends are respectively fixedly connected with a lower end face of, a grooved rail lead rod 324 is fixedly welded at the upper end of the mounting shaft column 321, a gear 322 is fixedly installed on the mounting shaft column 321, the mounting shaft column 321 is movably installed at the upper end face of the fixing seat 312, a torsion spring 323 is sleeved on the mounting shaft column 321, two ends of the torsion spring are respectively fixedly connected with the lower end face of the gear 322 and the upper end face of the fixing seat 312, the grooved rail lead rod 324 is fixedly welded at the upper end of the mounting shaft column 321, when a fiber strand is subjected to torsional stretching detection, the fixing seat 312 provided with a torsion rod assembly 32 is moved and adjusted to one side of two groups of fiber strand fixing mechanisms 2, the gear 322 is meshed with a tooth opening 1244 formed in a welding rod 1241, at the moment, a clamping connecting block 224 is not movably inserted in grooves of a clamping groove block A123 and a clamping groove block B132, when a stretching rod assembly 12 is driven to move by a stretching rod assembly 11, the tooth opening 1244 formed in the welding rod 1241 drives the gear 322 to rotate, and the grooved rail lead rod 324 arranged at the upper end of the mounting And the detection mode is increased by rotating and stretching detection.
To further better illustrate the above examples, the present invention also provides an embodiment, a method for implementing a fiber mechanical property testing device, comprising the following steps:
s01: moving the adjusting fixing seat 312 on the guide post supporting frame B311, moving and adjusting the fixing seat 312 provided with the torsion bar assembly 32 between the two groups of fiber strand fixing mechanisms 2, or adjusting the fixing seat 312 to one side of the two groups of fiber strand fixing mechanisms 2, so that the gear 322 is meshed and connected with a tooth opening 1244 formed in the welding bar 1241;
s02: fixing the fiber strands in the clamping holes 2232 formed in the clamping blocks 223 of the two groups of fiber strand fixing mechanisms 2;
s03: rotating the clamping connecting block 224 installed on the clamping block 223 out of the storage slot 2231, and movably inserting the clamping connecting block into the grooves of the clamping groove block a123 and the clamping groove block B132, or not rotating the clamping connecting block 224 out of the storage slot 2231;
s04: the stretching end of the pneumatic cylinder 11 drives the stretching rod assembly 12 to move, the clamping groove block A123 and the clamping groove block B132 respectively drive the two groups of fiber strand clamping assemblies 22 to move on the guide pillar supporting frame A21, or the tooth mouth 1244 of the welding rod 1241 drives the gear 322 to rotate;
s05: the fiber strand clamping assemblies 22 of the two groups perform tensile testing on the fiber strands, or the grooved rail lead rod 324 rotates to perform torsional tensile testing on the fiber strands.
In summary, the following steps: the invention provides a device and a method for testing mechanical properties of fiber, which comprises a biaxial tension driving mechanism 1 and fiber strand fixing mechanisms 2, wherein the fiber strand fixing mechanisms 2 are arranged in two groups, the two groups of fiber strand fixing mechanisms 2 are fixedly arranged on the biaxial tension driving mechanism 1, the biaxial tension driving mechanism 1 is also provided with a fiber strand twisting mechanism 3, a connecting curved rod 121 and an extension rod 122 are fixedly welded on the telescopic end of a pneumatic cylinder 11, a clamping groove block A123 is fixedly welded on the extension rod 122, a welding rod 1241 provided with a tooth opening 1244 is fixedly welded at one end of the connecting curved rod 121, the connecting curved rod 121 is connected with a clamping groove block B132 movably arranged in a groove rail fixing block 131 through a pulling rope 135, meanwhile, the clamping connecting block 224 is movably arranged in a containing groove position 1 arranged on a clamping block 223, when the fiber strand is subjected to tension detection, two ends of the fiber strand are fixed on the clamping block 223 through a clamping hole 2232, the clamping connection block 224 is turned out from the storage slot 2231 and movably inserted into the grooves of the clamping groove block a123 and the clamping groove block B132, meanwhile, the fixing seat 312 provided with the torsion bar assembly 32 is moved and adjusted between the two groups of fiber strand fixing mechanisms 2, the pneumatic cylinder 11 drives the stretching bar assembly 12 to move, so that the clamping groove block a123 moves towards one side of the torsion bar assembly 32, the welding bar 1241 pulls the pulling rope 135, so that the clamping groove block B132 moves towards the other side of the torsion bar assembly 32 in the groove rail fixing block 131, and the clamping groove block a123 and the clamping groove block B132 drive the two groups of fiber strand clamping assemblies 22 to move towards the two sides of the torsion bar assembly 32, thereby completing the bidirectional stretching detection of the fiber strands; the gear 322 is fixedly installed on the installation shaft column 321, the installation shaft column 321 is movably installed on the upper end face of the fixing seat 312, the torsion spring 323 is sleeved on the installation shaft column 321, two ends of the torsion spring are respectively and fixedly connected with the lower end face of the gear 322 and the upper end face of the fixing seat 312, the grooved rail lead rod 324 is fixedly welded at the upper end of the installation shaft column 321, when the fiber strands are subjected to torsional stretching detection, the fixing seat 312 provided with the torsion rod assembly 32 is moved and adjusted to one side of the two groups of fiber strand fixing mechanisms 2, the gear 322 is meshed and connected with the tooth opening 1244 formed in the welding rod 1241, at the moment, the clamping connecting block 224 is not movably inserted in the grooves of the clamping groove block A123 and the clamping groove block B132, when the pneumatic cylinder 11 drives the stretching rod assembly 12 to move, the tooth opening 1244 formed in the welding rod 1241 drives the gear 322 to rotate, so that the grooved rail lead rod 324 arranged at the upper end of the installation shaft column 321 rotates to perform, the detection mode is increased.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The utility model provides a fibre mechanical properties testing arrangement, includes biaxial stretching actuating mechanism (1) and fibre thigh fixed establishment (2), fibre thigh fixed establishment (2) set up two sets ofly, two sets of fibre thigh fixed establishment (2) fixed mounting on biaxial stretching actuating mechanism (1), and biaxial stretching actuating mechanism (1) still is provided with fibre thigh torsion mechanism (3), its characterized in that: the bidirectional stretching driving mechanism (1) is provided with a pneumatic cylinder (11), a stretching rod assembly (12) and a sliding block pulling assembly (13), the stretching rod assembly (12) is fixedly installed on the telescopic end of the pneumatic cylinder (11), and the sliding block pulling assembly (13) is fixedly arranged at one end of the stretching rod assembly (12);
the fiber strand fixing mechanism (2) is provided with a guide pillar support frame A (21) and a fiber strand clamping assembly (22), the fiber strand clamping assembly (22) is movably mounted on a guide pillar of the guide pillar support frame A (21) to form the whole fiber strand fixing mechanism (2), and the two groups of fiber strand fixing mechanisms (2) are respectively arranged at two ends of the stretching rod assembly (12);
the fiber strand torsion mechanism (3) is provided with a moving seat assembly (31) and a torsion rod assembly (32), the torsion rod assembly (32) is movably mounted on the moving seat assembly (31) to form the whole fiber strand torsion mechanism (3), and the fiber strand torsion mechanism (3) is fixedly arranged between the two groups of fiber strand fixing mechanisms (2).
2. The fiber mechanical property testing device according to claim 1, characterized in that: the stretching rod assembly (12) is provided with a connecting curved rod (121), an extension rod (122), a clamping groove block A (123) and a gear driving rod piece (124), the connecting curved rod (121) and the extension rod (122) are fixedly welded on the telescopic end of the pneumatic cylinder (11), the clamping groove block A (123) is fixedly welded at one end of the extension rod (122), and the gear driving rod piece (124) is fixedly welded at one end of the connecting curved rod (121).
3. The fiber mechanical property testing device according to claim 2, characterized in that: gear drive member (124) are provided with welding rod (1241), mounting groove (1242), guide rail post support frame (1243) and tooth mouth (1244), and welding rod (1241) fixed welding is in the one end of connecting curved bar (121), and one side in welding rod (1241) is seted up in mounting groove (1242), and the guide rail post fixed welding of guide rail post support frame (1243) is in mounting groove (1242), and the opposite side in welding rod (1241) is seted up in tooth mouth (1244).
4. A fiber mechanical property testing device according to claim 3, characterized in that: slider tractive subassembly (13) are provided with grooved rail fixed block (131), block grooved block B (132), reset spring (133), leading pulley (134) and tractive rope (135), block grooved block B (132) activity sets up in the grooved rail of grooved rail fixed block (131), the fixed welding of one end of reset spring (133) is on the grooved rail lateral wall of grooved rail fixed block (131), the fixed welding of the other end is in the side of block grooved block B (132), leading pulley (134) movable mounting is in the one end of grooved rail fixed block (131), the one end fixed connection of tractive rope (135) is on block grooved block B (132), the other end fixed connection is on welding rod (1241).
5. The fiber mechanical property testing device according to claim 1, characterized in that: the fiber strand clamping assembly (22) is provided with a sleeve ring (221), a support rod (222), a clamping block (223) and a clamping connecting block (224), the sleeve ring (221) is movably sleeved on a guide column of the guide column support frame A (21), the support rod (222) is fixedly welded on the sleeve ring (221), the clamping block (223) is fixedly welded at the upper end of the support rod (222), and the clamping connecting block (224) is movably arranged on one side of the clamping block (223).
6. The fiber mechanical property testing device according to claim 5, wherein: the clamping block (223) is provided with a containing slot position (2231) and a clamping hole (2232), the containing slot position (2231) is arranged on one side of the clamping block (223), the clamping connecting block (224) is movably arranged in the containing slot position (2231), and the clamping hole (2232) is arranged in the middle of the clamping block (223).
7. The fiber mechanical property testing device according to claim 1, characterized in that: the moving seat assembly (31) is provided with a guide post support frame B (311), a fixed seat (312) and a connecting sleeve (313), the connecting sleeve (313) is fixedly welded on two sides of the fixed seat (312), and the connecting sleeve (313) is movably mounted on a guide post of the guide post support frame B (311).
8. The fiber mechanical property testing device according to claim 7, wherein: torsion bar subassembly (32) are provided with installation jack-post (321), gear (322), torsional spring (323) and grooved rail pin (324), installation jack-post (321) movable mounting is in the up end of fixing base (312), gear (322) fixed mounting is on installation jack-post (321), torsional spring (323) suit is on installation jack-post (321), and both ends respectively with the lower terminal surface of gear (322) and the up end fixed connection of fixing base (312), grooved rail pin (324) fixed welding is in the upper end of installation jack-post (321).
9. A method for implementing the fiber mechanical property testing device according to any one of claims 1-8, comprising the following steps,
s01: moving and adjusting a fixed seat (312) on a guide post supporting frame B (311), moving and adjusting the fixed seat (312) provided with a torsion rod assembly (32) between two groups of fiber strand fixing mechanisms (2), or adjusting the fixed seat (312) to one side of the two groups of fiber strand fixing mechanisms (2), so that a gear (322) is meshed and connected with a tooth opening (1244) formed in a welding rod (1241);
s02: fixing the fiber strands in clamping holes (2232) formed in the clamping blocks (223) of the two groups of fiber strand fixing mechanisms (2);
s03: rotating the clamping connecting block (224) arranged on the clamping block (223) out of the storage slot position (2231), and movably inserting the clamping connecting block into the grooves of the clamping groove block A (123) and the clamping groove block B (132), or not rotating the clamping connecting block (224) out of the storage slot position (2231);
s04: the telescopic end of the pneumatic cylinder (11) drives the stretching rod assembly (12) to move, the clamping groove block A (123) and the clamping groove block B (132) respectively drive the two groups of fiber strand clamping assemblies (22) to move on the guide pillar supporting frame A (21), or a tooth opening (1244) of the welding rod (1241) drives the gear (322) to rotate;
s05: and the fiber strand clamping assemblies (22) of the two groups perform tensile detection on the fiber strands, or the grooved rail lead rod (324) rotates to perform torsional tensile detection on the fiber strands.
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Effective date of registration: 20210707 Address after: 226001 No.29, Tongfu South Road, Nantong Economic and Technological Development Zone, Jiangsu Province Applicant after: Nantong Yongsheng huiweishi fiber new material Co.,Ltd. Address before: Room 513, block C, Hengyi Baolian financial center, 1473 Siping Road, Kuiwen District, Weifang, Shandong 261000 Applicant before: Weifang Kehui New Material Technology Co.,Ltd. Applicant before: Nantong Yongsheng huiweishi fiber new material Co.,Ltd. |
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