CN117969243B - Method and equipment for testing tensile strength of aramid fiber reinforced wrapping belt - Google Patents
Method and equipment for testing tensile strength of aramid fiber reinforced wrapping belt Download PDFInfo
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- CN117969243B CN117969243B CN202410361343.4A CN202410361343A CN117969243B CN 117969243 B CN117969243 B CN 117969243B CN 202410361343 A CN202410361343 A CN 202410361343A CN 117969243 B CN117969243 B CN 117969243B
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- 229920006231 aramid fiber Polymers 0.000 title claims abstract description 18
- 238000012360 testing method Methods 0.000 title claims abstract description 18
- 238000000034 method Methods 0.000 title abstract description 7
- 239000004744 fabric Substances 0.000 claims abstract description 19
- 238000009864 tensile test Methods 0.000 claims abstract description 8
- 229910000831 Steel Inorganic materials 0.000 claims description 9
- 239000010959 steel Substances 0.000 claims description 9
- 230000001276 controlling effect Effects 0.000 claims description 7
- 238000005286 illumination Methods 0.000 claims description 4
- 239000011521 glass Substances 0.000 claims description 3
- 238000013519 translation Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 claims description 2
- 230000001105 regulatory effect Effects 0.000 claims description 2
- 230000003014 reinforcing effect Effects 0.000 claims 1
- 230000003068 static effect Effects 0.000 abstract description 3
- 230000036561 sun exposure Effects 0.000 abstract description 2
- 238000007789 sealing Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009530 blood pressure measurement Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 238000012827 research and development Methods 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
- G01N3/02—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
-
- 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
- G01N3/18—Performing tests at high or low temperatures
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- Physics & Mathematics (AREA)
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- Life Sciences & Earth Sciences (AREA)
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- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention discloses a method and equipment for testing tensile strength of an aramid fiber reinforced wrapping tape, and relates to the technical field of wrapping tape testing; the invention can carry out tensile test under the dynamic state of the wrapping cloth belt, can simulate a high-temperature environment, and can simulate the tensile strength of the wrapping cloth belt under the condition of sun exposure; the wrapping cloth belt can be twisted and can also rotate, so that the tensile strength of the wrapping cloth belt in a twisted state is simulated; according to the invention, the pressure sensor and the pressure measuring support piece are kept at relative static positions all the time, so that transverse friction of the pressure sensor and the pressure measuring support piece is eliminated, and the influence of the surface depression of the pressure support table on the accuracy of the pressure sensor is reduced.
Description
Technical Field
The invention relates to the technical field of wrapping tape testing, in particular to a method and equipment for testing tensile strength of an aramid fiber reinforced wrapping tape.
Background
The aramid fiber reinforced wrapping belt is a high-performance composite material, has excellent mechanical properties and high temperature resistance, is often applied to the petroleum field, and needs to be subjected to tensile strength test to evaluate the bearing capacity and reliability of the aramid fiber reinforced wrapping belt in actual use in order to ensure the quality and performance of the aramid fiber reinforced wrapping belt. Therefore, development of a device specially used for testing tensile strength of the aramid fiber reinforced wrapping tape plays a vital role in improving product quality. At present, the traditional tensile test equipment can only perform static test, and can not simulate the situation that the aramid fiber reinforced wrapping tape is used in a real environment, so that the result of the tensile test of the aramid fiber reinforced wrapping tape is greatly different from the actual result, and the later optimization and research and development are very unfavorable.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention provides the following technical scheme: the tensile strength testing equipment for the aramid fiber reinforced wrapping belt comprises a tensile assembly, wherein the tensile assembly comprises a tensile belt pulley bracket, a tensile belt pulley buckle plate is detachably arranged on the tensile belt pulley bracket, tensile belt pulleys are rotatably arranged on the tensile belt pulley bracket and the tensile belt pulley buckle plate, the tensile belt pulley bracket is slidably arranged on a pressure supporting table through a tensile driving screw spline, and the pressure supporting table is arranged on a supporting pull ring through four measuring parts; the angle adjusting assembly is arranged below the stretching assembly and comprises a rotating belt pulley bracket and a rotating belt pulley buckle plate, wherein the rotating belt pulley bracket is symmetrically arranged with the stretching belt pulley bracket, the rotating belt pulley buckle plate is symmetrically arranged with the stretching belt pulley buckle plate, the rotating belt pulley buckle plate and the rotating belt pulley bracket are also detachably matched, and rotating belt pulleys are rotatably arranged on the rotating belt pulley bracket and the rotating belt pulley buckle plate and are symmetrically arranged with the stretching belt pulley; wherein the wrapping belt is sleeved on the rotating belt wheel and the stretching belt wheel, and the surrounding parts of the wrapping belt are provided with high-temperature light lamps for improving the ambient temperature.
Preferably, the measuring part comprises a steel ball seat, wherein the steel ball seat is arranged on the supporting pull ring, a pressure measuring supporting plate is fixedly arranged on the steel ball seat, a pressure sensor is arranged between the pressure measuring supporting plate and the pressure supporting table, and the pressure sensor is used for measuring the pressure between the pressure supporting table and the pressure measuring supporting plate.
Preferably, a cover support plate is fixedly arranged on the pressure support table, a tension nut gear in threaded fit with the tension driving screw rod is rotationally arranged between the pressure support table and the cover support plate, a tension driving gear meshed with the tension nut gear is rotationally arranged between the pressure support table and the cover support plate, and a tension driving motor for driving the tension driving gear to rotate is fixedly arranged on the cover support plate.
Preferably, the device further comprises a shell cover, wherein the stretching assembly is arranged at the top of the shell cover, a leveling frame in the stretching assembly is fixedly matched with the shell cover, the leveling frame is in sliding fit with the supporting pull ring through four leveling sliding rods which are arranged in parallel, each leveling sliding rod is fixedly provided with a vertical moving wedge block, the position, corresponding to the vertical moving wedge block, on the leveling frame is fixedly provided with a leveling electric cylinder, and the end part of a telescopic rod of the leveling electric cylinder is fixedly provided with a translation wedge block which is in sliding fit with the vertical moving wedge block through an inclined plane.
Preferably, wherein angle adjusting part fixes the bottom at the shell cover, and the regulation supporting baseplate and the shell cover fixed fit in the angle adjusting part, rotate the band pulley support and rotate through adjusting the pivot and install on adjusting the supporting baseplate, adjust the one end fixed mounting who the pivot is located the supporting baseplate lower surface and have the swing arm, still be provided with angle adjustment jar on the lower surface of adjusting the supporting baseplate, angle adjustment jar's telescopic tube and the supporting baseplate normal running fit of adjusting, angle adjustment jar's telescopic link and swing arm swing joint.
Preferably, an angle positioning disc is arranged on the rotating belt wheel support, scales are arranged on the circumference of the angle positioning disc and used for observing the rotating angle of the rotating belt wheel, and a grating ruler used for measuring the moving distance of the leveling sliding rod can be further arranged at the position, corresponding to the leveling sliding rod, on the leveling frame.
Preferably, the automatic tension pulley comprises a pressure supporting table, and is characterized by further comprising a driving assembly, wherein the driving assembly comprises a rotating motor support fixed on the pressure supporting table, a rotating motor is fixedly installed on the rotating motor support, an input transverse sliding rod is fixedly installed on an output shaft of the rotating motor, an output transverse sliding rod is slidably installed on the input transverse sliding rod through a middle sliding block, a spline sleeve is fixedly installed on the output transverse sliding rod, a spline shaft is fixedly installed at a rotating shaft of the tension pulley, one end of the spline shaft is connected with the spline sleeve in a spline sliding fit mode, and a movable space is reserved in the axial direction.
Preferably, the top fixed mounting of shell cover has the top apron, and air purifier has been furnished with at the top of top apron for supply the gas in the shell cover, still movable mounting has sealed door plant on the shell cover, can install transparent glass on the sealed door plant, the change condition of being convenient for observe the wrapping cloth area.
Preferably, the method comprises the following steps: s1, sleeving a wrapping belt on a rotating belt wheel and a stretching belt wheel; s2, adjusting the supporting pull ring to be parallel to the adjusting supporting bottom plate through four adjusting cylinders, wherein the pressure supporting table is parallel to the adjusting supporting bottom plate; s3, stretching the wrapping cloth belt by regulating and controlling the distance between the stretching belt wheel and the rotating belt wheel, and measuring the tensile force of the wrapping cloth belt by a pressure sensor; s4, through adjusting and controlling the angle adjusting electric cylinder, the angle adjusting electric cylinder can control the rotation included angle of the rotating belt wheel relative to the stretching belt wheel, so that the wrapping cloth belt forms a spiral shape, and the tensile test is carried out on the wrapping cloth belt in the spiral state; s5, the high-temperature light lamp can control the ambient temperature of the wrapping tape tensile test.
Compared with the prior art, the invention has the following beneficial effects: (1) The invention can carry out tensile test under the dynamic state of the wrapping cloth belt, can simulate a high-temperature environment, and can simulate the tensile strength of the wrapping cloth belt under the condition of sun exposure; (2) The invention can twist the wrapping cloth belt and rotate the wrapping cloth belt, thereby simulating the tensile strength of the wrapping cloth belt in the twisted state; (3) According to the invention, the pressure sensor and the pressure measuring support piece are kept at relative static positions all the time, so that transverse friction of the pressure sensor and the pressure measuring support piece is eliminated, and the influence of the surface depression of the pressure support table on the accuracy of the pressure sensor is reduced.
Drawings
FIG. 1 is a schematic view of the structure of the housing cover of the present invention.
Fig. 2 is a schematic diagram of the overall structure of the present invention.
FIG. 3 is a schematic diagram of the structure of FIG. 2A according to the present invention.
FIG. 4 is a schematic view of the structure of the support tab of the present invention.
Fig. 5 is a schematic diagram of the structure of fig. 4B according to the present invention.
Fig. 6 is a schematic diagram of a leveling frame structure according to the present invention.
FIG. 7 is a schematic view of the structure of the pressure support table of the present invention.
Fig. 8 is a schematic view of the structure of the spline shaft of the present invention.
Fig. 9 is a schematic view of the structure of fig. 8 at C according to the present invention.
In the figure: 101-a housing cover; 102-top cover plate; 103-an air purifier; 104-sealing the door panel; 105-high temperature light lamp; 201-adjusting a supporting bottom plate; 202-angle adjusting an electric cylinder; 203-swinging arms; 204-adjusting the rotating shaft; 205-angle positioning disc; 206-rotating the pulley bracket; 207-rotating the pulley; 208-rotating the pulley buckle; 301-leveling a frame; 302-leveling an electric cylinder; 303-translating the wedge; 304-vertically moving the wedge; 305-leveling the slide bar; 306-support tab; 307-steel ball seat; 308-pressure measurement support plate; 309-a pressure support table; 310-a pressure sensor; 311-cover support plate; 312-stretching driving motor; 313-stretching a driving screw rod; 314—stretching the nut gear; 315—stretching a driving gear; 316-stretching a pulley; 317-stretching a pulley bracket; 318—stretching a pulley buckle; 319-spline shaft; 401-rotating the motor bracket; 402-rotating the motor; 403-input transverse slide bar; 404-outputting a transverse slide bar; 405-middle slider; 406-a spline sleeve; 5-wrapping the cloth belt.
Detailed Description
The following describes the technical scheme of the present invention further by means of specific embodiments with reference to fig. 1 to 9.
The invention provides tensile strength testing equipment for an aramid fiber reinforced wrapping belt, which comprises a stretching assembly, wherein the stretching assembly comprises a stretching belt pulley bracket 317, a stretching belt pulley buckle plate 318 is detachably arranged on the stretching belt pulley bracket 317, stretching belt pulleys 316 are rotatably arranged on the stretching belt pulley bracket 317 and the stretching belt pulley buckle plate 318, the stretching belt pulley bracket 317 is slidably arranged on a pressure supporting table 309 through a stretching driving screw 313 spline, and the pressure supporting table 309 is arranged on a supporting pull ring 306 through four measuring parts. The measuring part comprises a steel ball seat 307 with a ball pair arranged on a supporting pull ring 306, a pressure measuring supporting plate 308 is fixedly arranged on the steel ball seat 307, a pressure sensor 310 is arranged between the pressure measuring supporting plate 308 and a pressure supporting table 309, and the pressure sensor is used for measuring the pressure between the pressure supporting table 309 and the pressure measuring supporting plate 308. A cover support plate 311 is fixedly arranged on the pressure support table 309, a tension nut gear 314 in threaded fit with the tension drive screw 313 is rotatably arranged between the pressure support table 309 and the cover support plate 311, a tension drive gear 315 engaged with the tension nut gear 314 is rotatably arranged between the pressure support table 309 and the cover support plate 311, and a tension drive motor 312 for driving the tension drive gear 315 to rotate is fixedly arranged on the cover support plate 311. The device further comprises a shell cover 101, wherein the stretching assembly is arranged at the top of the shell cover 101, a leveling frame 301 in the stretching assembly is fixedly matched with the shell cover 101, the leveling frame 301 is in sliding fit with a supporting pull ring 306 through four leveling slide bars 305 which are arranged in parallel, each leveling slide bar 305 is fixedly provided with a vertical moving wedge block 304, the position, corresponding to the vertical moving wedge block 304, on the leveling frame 301 is fixedly provided with a leveling cylinder 302, and the end part of a telescopic rod of the leveling cylinder 302 is fixedly provided with a translation wedge block 303 which is in sliding fit with the vertical moving wedge block 304 through an inclined plane.
The angle adjusting assembly is arranged below the stretching assembly and comprises a rotating pulley bracket 206 symmetrically arranged with a stretching pulley bracket 317 and a rotating pulley buckle plate 208 symmetrically arranged with a stretching pulley buckle plate 318, wherein the rotating pulley buckle plate 208 and the rotating pulley bracket 206 are matched in a detachable mode, and a rotating pulley 207 symmetrically arranged with the stretching pulley 316 is rotationally arranged on the rotating pulley bracket 206 and the rotating pulley buckle plate 208. The angle adjusting assembly is fixed at the bottom of the shell cover 101, an adjusting supporting bottom plate 201 in the angle adjusting assembly is fixedly matched with the shell cover 101, a rotating belt wheel bracket 206 is rotatably installed on the adjusting supporting bottom plate 201 through an adjusting rotating shaft 204, one end of the adjusting rotating shaft 204, which is positioned on the lower surface of the adjusting supporting bottom plate 201, is fixedly provided with a swinging arm 203, an angle adjusting electric cylinder 202 is further arranged on the lower surface of the adjusting supporting bottom plate 201, a telescopic cylinder of the angle adjusting electric cylinder 202 is in rotating fit with the adjusting supporting bottom plate 201, and a telescopic rod of the angle adjusting electric cylinder 202 is movably connected with the swinging arm 203. The rotating pulley bracket 206 is provided with an angle positioning disc 205, the circumference of the angle positioning disc 205 is provided with scales for observing the rotating angle of the rotating pulley 207, and a grating ruler for measuring the moving distance of the leveling slide rod 305 can also be arranged at the position corresponding to the leveling slide rod 305 on the leveling frame 301.
Wherein the wrapping belt 5 is sleeved on the rotating belt wheel 207 and the stretching belt wheel 316, and the surrounding of the wrapping belt 5 is provided with a high-temperature illumination lamp 105 for improving the ambient temperature. The top of the shell cover 101 is fixedly provided with a top cover plate 102, the top of the top cover plate 102 is provided with an air purifier 103 for supplying air into the shell cover 101, the shell cover 101 is also movably provided with a sealing door plate 104, and transparent glass can be arranged on the sealing door plate 104, so that the change condition of the wrapping belt 5 can be conveniently observed.
Still include the drive assembly, the drive assembly is including fixing the rotation motor support 401 on the pressure brace 309, fixed mounting has rotation motor 402 on the rotation motor support 401, fixed mounting has the horizontal slide bar 403 of input on rotation motor 402's the output shaft, the horizontal slide bar 404 of input through middle sliding block 405 slidable mounting has the horizontal slide bar 404 of output, fixed mounting has spline sleeve 406 on the horizontal slide bar 404 of output, the pivot department fixed mounting of stretching pulley 316 has the spline shaft 319, the one end and the spline sleeve 406 of spline shaft 319 adopt spline sliding fit's mode to be connected, and there is the activity space in the axial.
The invention discloses an aramid fiber reinforced wrapping belt tensile strength test device, which has the following working principle: the wrapping tape 5 to be tested is placed over the rotating pulley 207 and the stretching pulley 316 (the tensile strength of the plurality of wrapping tapes 5 together can be tested). Then, the stretching driving motor 312 is controlled, the output shaft of the stretching driving motor 312 drives the stretching driving gear 315 to rotate, the stretching driving gear 315 rotates to drive the stretching nut gear 314 to rotate, the stretching nut gear 314 rotates to drive the stretching driving screw 313 to move along the axis of the stretching driving screw, the distance between the stretching belt 316 and the rotating belt 207 is changed until the wrapping belt 5 is stretched, then the pressure supporting table 309 is adjusted to be parallel to the rotating belt 207 (the rotating belt 207 is horizontally arranged) by controlling the four leveling cylinders 302, when the stretching belt 316 receives the pulling force of the wrapping belt 5, the middle part of the pressure supporting table 309 is recessed downwards (microscopically), at the moment, the surface of the pressure supporting table 309 is inclined, at the moment, the steel ball seat 307 swings along with the surface of the pressure supporting table 309, the upper surface and the lower surface of the pressure sensor 310 are always contacted with the pressure supporting table 309 and the pressure measuring supporting sheet 308, and transverse friction cannot occur, so that the measuring precision of the pressure sensor 310 can be improved, and the pulling force applied to the wrapping belt 5 is directly reacted by the pressure sensor 310.
Then, by continuing to control the stretching driving motor 312, the distance between the stretching pulley 316 and the rotating pulley 207 is enlarged, and then the wrapping tape 5 is subjected to larger pulling force (the pressure applied by the pressure sensor 310 in the process is larger and larger) until the wrapping tape 5 is stretched, and the pulling force value applied at the stretching moment of the wrapping tape 5 is recorded. The user can also control the swing angle of the swing arm 203 through controlling the telescopic quantity of the telescopic rod of the angle adjusting electric cylinder 202, the swing arm 203 can directly drive the rotating belt pulley 207 to swing, the rotating belt pulley 207 can swing to enable the wrapping belt 5 to generate twist deformation, the wrapping belt 5 is enabled to form a twist shape, and at the moment, the maximum bearable tension value of the wrapping belt 5 in the twist state can be tested.
The rotary motor 402 can be started, the output shaft of the rotary motor 402 can drive the input transverse slide bar 403 to rotate, the input transverse slide bar 403 drives the output transverse slide bar 404 to rotate through the middle slide block 405, the output transverse slide bar 404 drives the spline shaft 319 to rotate through the spline sleeve 406, and the stretching belt wheel 316 rotates due to the fact that the spline shaft 319 is fixed with the stretching belt wheel 316, the stretching belt wheel 316 drives the rotary belt wheel 207 to rotate through the wrapping belt 5, and at the moment, the maximum bearable tension value of the wrapping belt 5 in the rotary state can be tested. The sliding direction of the input transverse slide bar 403 and the middle slide block 405 and the sliding direction of the output transverse slide bar 404 and the middle slide block 405 are spatially perpendicular, which is to compensate the axial deviation of the stretching pulley 316 in the moving process, so that the power of the stretching pulley 316 can be transmitted from the output shaft of the rotating motor 402 to the stretching pulley 316.
The sealing door plate 104 is closed, so that a closed space is formed inside the shell cover 101 (the sealing door plate 104 can be provided with the high-temperature illumination lamp 105, and thus, the four surfaces of the wrapping belt 5 are provided with the high-temperature illumination lamp 105, and the wrapping belt 5 is heated more uniformly). The high-temperature light lamp 105 is started, the high-temperature light lamp 105 irradiates the wrapping cloth belt 5, the maximum bearable tension value of the wrapping cloth belt 5 at different temperatures is measured, and the air purifier 103 is arranged, so that harmful gas generated by the wrapping cloth belt 5 in a high-temperature environment can be filtered.
Claims (5)
1. The utility model provides an aramid fiber reinforcing type wrapping tape tensile strength test equipment which characterized in that: comprises a stretching assembly, the stretching assembly comprises a stretching belt pulley bracket (317), a stretching belt pulley buckle plate (318) is detachably arranged on the stretching belt pulley bracket (317), a stretching belt pulley (316) is rotatably arranged on the stretching belt pulley bracket (317) and the stretching belt pulley buckle plate (318), the stretching belt pulley bracket (317) is slidably arranged on a pressure supporting table (309) through a stretching driving screw rod (313), the pressure supporting table (309) is arranged on a supporting pull ring (306) through four measuring parts, the measuring parts comprise a steel ball seat (307) of which the ball pair is arranged on the supporting pull ring (306), a pressure measuring supporting plate (308) is fixedly arranged on the steel ball seat (307), a pressure sensor (310) is arranged between the pressure measuring supporting plate (308) and the pressure supporting table (309) and used for measuring the pressure between the pressure supporting table (309), a cover supporting plate (311) is fixedly arranged on the pressure supporting table (309), a stretching gear (314) which is in threaded fit with the stretching driving screw rod (313) is rotatably arranged between the pressure supporting table (309) and the cover supporting plate (311), a tension driving gear (314) is further meshed with the tension driving gear (315), a stretching driving motor (312) for driving the stretching driving gear (315) to rotate is fixedly arranged on the covering supporting plate (311);
The device comprises a shell cover (101), and is characterized by further comprising a stretching assembly, wherein the stretching assembly is arranged at the top of the shell cover (101), a leveling frame (301) in the stretching assembly is fixedly matched with the shell cover (101), the leveling frame (301) is in sliding fit with a supporting pull ring (306) through four leveling sliding rods (305) which are arranged in parallel, each leveling sliding rod (305) is fixedly provided with a vertical moving wedge block (304), the position, corresponding to the vertical moving wedge block (304), of the leveling frame (301) is fixedly provided with a leveling electric cylinder (302), and the end part of a telescopic rod of the leveling electric cylinder (302) is fixedly provided with a translation wedge block (303) which is in sliding fit with the vertical moving wedge block (304) through an inclined plane;
an angle adjusting assembly is arranged below the stretching assembly and comprises a rotating pulley bracket (206) symmetrically arranged with a stretching pulley bracket (317) and a rotating pulley buckle plate (208) symmetrically arranged with a stretching pulley buckle plate (318), wherein the rotating pulley buckle plate (208) is matched with the rotating pulley bracket (206) in a detachable mode, rotating pulleys (207) symmetrically arranged with a stretching pulley (316) are rotatably arranged on the rotating pulley bracket (206) and the rotating pulley buckle plate (208), the angle adjusting assembly is fixed at the bottom of the shell cover (101), an adjusting supporting bottom plate (201) in the angle adjusting assembly is fixedly matched with the shell cover (101), the rotating pulley bracket (206) is rotatably arranged on the adjusting supporting bottom plate (201) through an adjusting rotating shaft (204), one end of the adjusting rotating shaft (204) positioned on the lower surface of the adjusting supporting bottom plate (201) is fixedly provided with a swinging arm (203), a telescopic cylinder of the angle adjusting bottom plate (201) is rotatably matched with the adjusting bottom plate (201), and the telescopic cylinder of the angle adjusting bottom plate (202) is movably connected with the swinging arm (203);
wherein the wrapping belt (5) is sleeved on the rotating belt wheel (207) and the stretching belt wheel (316), and the surrounding of the wrapping belt (5) is provided with a high-temperature illumination lamp (105) for improving the ambient temperature.
2. The aramid fiber reinforced wrapping tape tensile strength test device according to claim 1, wherein: an angle positioning disc (205) is arranged on the rotating belt wheel support (206), scales are arranged on the circumference of the angle positioning disc (205) and used for observing the rotating angle of the rotating belt wheel (207), and a grating ruler used for measuring the moving distance of the leveling sliding rod (305) can be further arranged at the position, corresponding to the leveling sliding rod (305), on the leveling frame (301).
3. The aramid fiber reinforced wrapping tape tensile strength test equipment according to claim 2, wherein: still include drive assembly, drive assembly is including fixing rotation motor support (401) on pressure brace table (309), fixed mounting has rotation motor (402) on rotation motor support (401), fixed mounting has input horizontal slide bar (403) on the output shaft of rotation motor (402), input horizontal slide bar (403) have output horizontal slide bar (404) through middle sliding block (405) slidable mounting, fixed mounting has spline sleeve (406) on output horizontal slide bar (404), the pivot department fixed mounting of stretching pulley (316) has spline shaft (319), the one end and spline sleeve (406) of spline shaft (319) adopt spline sliding fit's mode to be connected, and have the activity space in the axial.
4. An aramid fiber reinforced wrapping tape tensile strength testing device according to claim 3, wherein: the top of shell cover (101) fixed mounting has top apron (102), and air purifier (103) have been joined in marriage at the top of top apron (102) for supply gas in to shell cover (101), still movable mounting has sealed door plant (104) on shell cover (101), can install transparent glass on sealed door plant (104), the change condition of being convenient for observe wrapping cloth area (5).
5. A testing method using an aramid fiber reinforced wrapping tape tensile strength testing apparatus according to any one of claims 1 to 4, comprising the steps of:
s1, sleeving a wrapping belt (5) on a rotating belt wheel (207) and a stretching belt wheel (316);
S2, adjusting the supporting pull ring (306) to be parallel to the adjusting supporting bottom plate (201) through four adjusting cylinders (302), wherein the pressure supporting table (309) is also parallel to the adjusting supporting bottom plate (201);
S3, stretching the wrapping belt (5) by regulating and controlling the distance between the stretching belt wheel (316) and the rotating belt wheel (207), and measuring the tension of the wrapping belt (5) by the pressure sensor (310);
s4, through adjusting and controlling the angle adjusting electric cylinder (202), the angle adjusting electric cylinder (202) can control the rotation included angle of the rotating belt wheel (207) relative to the stretching belt wheel (316), so that Bao Budai (5) forms a spiral shape, and the tensile test is carried out on the wrapping belt (5) in the spiral state;
s5, adjusting and controlling the intensity of the high-temperature light lamp (105) can control the environment temperature of the tensile test of the wrapping belt (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410361343.4A CN117969243B (en) | 2024-03-28 | 2024-03-28 | Method and equipment for testing tensile strength of aramid fiber reinforced wrapping belt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410361343.4A CN117969243B (en) | 2024-03-28 | 2024-03-28 | Method and equipment for testing tensile strength of aramid fiber reinforced wrapping belt |
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| Publication Number | Publication Date |
|---|---|
| CN117969243A CN117969243A (en) | 2024-05-03 |
| CN117969243B true CN117969243B (en) | 2024-05-31 |
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| CN202410361343.4A Active CN117969243B (en) | 2024-03-28 | 2024-03-28 | Method and equipment for testing tensile strength of aramid fiber reinforced wrapping belt |
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