CN116990211B - Textile fabric moisture permeability test equipment - Google Patents
Textile fabric moisture permeability test equipment Download PDFInfo
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- CN116990211B CN116990211B CN202311259867.4A CN202311259867A CN116990211B CN 116990211 B CN116990211 B CN 116990211B CN 202311259867 A CN202311259867 A CN 202311259867A CN 116990211 B CN116990211 B CN 116990211B
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- 239000004744 fabric Substances 0.000 title claims abstract description 98
- 230000035699 permeability Effects 0.000 title claims abstract description 44
- 238000012360 testing method Methods 0.000 title claims abstract description 43
- 239000004753 textile Substances 0.000 title claims abstract description 29
- 230000007246 mechanism Effects 0.000 claims abstract description 91
- 238000001514 detection method Methods 0.000 claims abstract description 30
- 238000000034 method Methods 0.000 claims abstract description 11
- 238000005056 compaction Methods 0.000 claims abstract description 6
- 238000004088 simulation Methods 0.000 claims description 31
- 238000003825 pressing Methods 0.000 claims description 25
- 230000001360 synchronised effect Effects 0.000 claims description 11
- 239000000758 substrate Substances 0.000 claims description 8
- 230000005540 biological transmission Effects 0.000 claims description 4
- 239000011248 coating agent Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 229920000767 polyaniline Polymers 0.000 claims description 3
- 238000010227 cup method (microbiological evaluation) Methods 0.000 abstract description 6
- 230000000694 effects Effects 0.000 description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 9
- 230000006835 compression Effects 0.000 description 8
- 238000007906 compression Methods 0.000 description 8
- 210000003127 knee Anatomy 0.000 description 7
- 238000010998 test method Methods 0.000 description 7
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- 239000002274 desiccant Substances 0.000 description 1
- 239000012153 distilled water Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/08—Investigating permeability, pore-volume, or surface area of porous materials
- G01N15/082—Investigating permeability by forcing a fluid through a sample
- G01N15/0826—Investigating permeability by forcing a fluid through a sample and measuring fluid flow rate, i.e. permeation rate or pressure change
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L5/00—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
- G01L5/0028—Force sensors associated with force applying means
- G01L5/0033—Force sensors associated with force applying means applying a pulling force
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/08—Investigating permeability, pore-volume, or surface area of porous materials
- G01N15/0806—Details, e.g. sample holders, mounting samples for testing
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- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Analytical Chemistry (AREA)
- Dispersion Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Fluid Mechanics (AREA)
- Treatment Of Fiber Materials (AREA)
Abstract
The application discloses a device for testing the moisture permeability of a textile fabric, which belongs to the field of textile fabric detection and comprises a shell; the temperature and humidity control unit is arranged on the side wall of the shell and provides a constant temperature and humidity environment for the interior of the shell; the first motor is fixedly connected to the middle position of the lower surface of the supporting plate, the output end of the first motor penetrates through the supporting plate and is fixedly connected with the main rotating shaft, and the lower end of the outer circular surface of the main rotating shaft is fixedly connected with the tray main body; the upper surface of the tray main body is annularly provided with three multidirectional tightening mechanisms which are uniformly distributed; the device also comprises a compaction switching mechanism which is fixedly connected to the upper end of the outer circular surface of the main rotating shaft. By arranging the multidirectional tightening mechanism, multidirectional stretching can be provided for the fabric tested by the positive cup method, the tensioning state of the fabric in the use process can be simulated more truly, the use requirement of the current mainstream positive cup testing method is met more, and secondly, the multidirectional tightening mechanism can automatically complete switching stretching in different directions, so that the automation degree of the device is improved.
Description
Technical Field
The application relates to the field of textile fabric detection, in particular to a textile fabric moisture permeability testing device.
Background
The moisture permeability test of the textile fabric is mainly used for testing the moisture permeability of the fabric under different temperatures and humidity, and is the capability of simulating the natural discharge of water vapor to the external environment of the body after perspiration of the textile fabric under different activity states of a human body. The moisture permeability is the quality or efficiency of the transmission of the water vapor on the two sides of the fabric, and the flow condition of the water vapor is checked, so that the water vapor emitted by a human body in motion is available, and the water vapor is influenced by the water vapor of the external environment.
When the existing textile fabric moisture permeability detection device is used, the surface of the fabric is in a normal state, however, the surface of the fabric is generally in different tensioning states when the fabric is used, so that the simulation reality of the detection device is poor, and the detection result is inaccurate.
Aiming at the technical problems, the Chinese patent with the authority of the publication number of CN217878798U discloses a textile fabric moisture permeability detection device, the device drives a bidirectional screw rod to rotate through an adjusting motor, and the distance between clamping devices can be adjusted, so that the tensioning degree of the clamped fabric is adjusted, the textile fabric can be subjected to moisture permeability detection under different tensioning degrees, the detection of the textile fabric is more comprehensive, the simulation authenticity is enhanced, and the detection result is more accurate.
However, in the actual fabric moisture permeability test process, according to the description of the hundred-degree library "common test method of moisture permeability and the description of the comparison" the common test method for evaluating fabric moisture permeability is divided into an evaporation method and a moisture absorption (drying agent) method, wherein the evaporation method is further divided into a positive cup method and a negative cup method, and the positive cup method is a test method which is common in use, and can place a test assembly (a cup, a fastener, a fabric and the like) in a test box with constant temperature and humidity during the test to ensure the external environment, while in the comparison patent, the constant temperature and humidity of the external environment cannot be ensured during the test, and meanwhile, the fabric stretching scheme (linear unidirectional stretching) provided by the device cannot be applied to the operation of the positive cup test method (circular fabric) of the existing mainstream, that is, how to develop the fabric stretching scheme aiming at the existing mainstream positive cup test method becomes the technical problem to be solved urgently.
Disclosure of Invention
Aiming at the problems in the prior art, the application aims to provide a textile fabric moisture permeability test device.
In order to solve the problems, the application adopts the following technical scheme.
A device for testing the moisture permeability of a textile fabric comprises a shell and
the cabinet door is rotationally connected to one side of the front surface of the shell through a hinge;
the temperature and humidity control unit is arranged on the side wall of the shell and provides a constant temperature and humidity environment for the interior of the shell;
the control panel is arranged on the other side of the front surface of the shell;
the horizontal air supply units are symmetrically arranged on two sides of the inner wall of the shell and provide horizontal air speed for testing;
the support plate is fixedly connected to the lower side of the inner wall of the shell;
the first motor is fixedly connected to the middle position of the lower surface of the supporting plate, the output end of the first motor penetrates through the supporting plate and is fixedly connected with the main rotating shaft, and the lower end of the outer circular surface of the main rotating shaft is fixedly connected with the tray main body;
three uniformly distributed multidirectional tightening mechanisms are annularly arranged on the upper surface of the tray main body and are used for providing multidirectional stretching for fabric tested by a cup alignment method;
the cup pressing machine also comprises a pressing switching mechanism which is fixedly connected to the upper end of the outer circular surface of the main rotating shaft and used for being matched with the multidirectional tightening mechanism to ensure tightness when the fabric is contacted with the cup.
Further, the multidirectional tightening mechanism comprises a supporting circular plate fixedly connected to the upper surface of the tray main body, one side of the lower surface of the supporting circular plate is fixedly connected with a second motor, the upper end of the second motor penetrates through the supporting circular plate and is fixedly connected with a first gear, a cup body is arranged in the middle of the upper surface of the supporting circular plate, an annular groove is formed in the upper surface of the supporting circular plate, close to the cup body, two sliding strips are arranged in the annular groove, the upper ends of the two sliding strips are fixedly connected with the second gear together, and the second gear is in meshed connection with the first gear;
two second telescopic rods are symmetrically and fixedly connected to two sides of the upper surface of the second gear, annular plates are fixedly connected to the upper ends of the two second telescopic rods together, inner ring plates are fixedly connected to the inner edge position of the upper surface of the annular plates, two fixing blocks are symmetrically and fixedly connected to the outer edge position of the upper surface of the annular plates, first telescopic rods are fixedly connected to one sides of the fixing blocks, and arc-shaped clamping plates are fixedly connected to one ends of the two first telescopic rods; the lower surface of the annular plate is also movably connected with a tension synchronous detection mechanism.
Further, the synchronous tension detection mechanism comprises a support frame fixedly connected to the edge position of the upper surface of the support circular plate, one end of the support frame is fixedly connected with an electronic tension meter, the lower end of the electronic tension meter is hooked with a stress rod, and one end of the stress rod is movably connected with the annular plate through an accompanying mechanism.
Further, the accompanying mechanism comprises a sliding groove formed in the edge of the lower surface of the annular plate, the upper end of the stress rod is fixedly connected with the moving rod, the moving rod extends into the sliding groove and is fixedly connected with the sliding block, and the stress rod is in sliding connection with the annular plate through the sliding groove and the sliding block.
Further, the transmission ratio of the first gear to the second gear is 5:1.
Further, the compaction switching mechanism comprises a main shaft connecting ring fixedly connected to the upper end of the outer circular surface of the main rotating shaft, three retaining rods are uniformly distributed on the outer circular surface of the main shaft connecting ring in an annular shape, and one ends of the three retaining rods are fixedly connected with and fixed to the circular substrate;
the upper surface of the fixed circular substrate is provided with a third motor, the output ends of the third motor penetrate through the fixed circular substrate and are fixedly provided with rotating rods, the lower ends of the three rotating rods are fixedly connected with a first connecting circular plate, the edge positions of the lower surfaces of the three first connecting circular plates are fixedly connected with third telescopic rods, and the lower ends of the three third telescopic rods are fixedly connected with a second connecting circular plate;
the edges of the lower surfaces of the three second connecting circular plates are symmetrically and fixedly connected with two pressing rods, and the lower ends of the pressing rods are fixedly connected with arc-shaped pressing strips; and the middle positions of the three second connecting circular plates are also provided with gesture simulation mechanisms.
Further, the gesture simulation mechanism comprises a motor No. four fixedly connected to the middle position of the upper surface of the connecting circular plate No. two, the output end of the motor No. four penetrates through the connecting circular plate No. two and is fixedly connected with the inclined plate connecting piece, one end of the inclined plate connecting piece is provided with a switching assembly and is movably connected with an adjusting rod through the switching assembly, one end of the adjusting rod is fixedly connected with a simulation ball head, and the track circle diameter of the simulation ball head is smaller than the circle diameter formed by the two arc-shaped pressing strips.
Further, the surface of the simulated ball head is coated with an aqueous polyaniline antistatic coating material.
Further, the switching assembly comprises an adjusting rod rotationally connected with the inclined plate connecting piece through a hinge, a torsion spring is fixedly connected between the adjusting rod and the inclined plate connecting piece, two fixing ropes are arranged on the adjusting rod, the adjusting rod is fixedly connected with a fixing buckling rod through the two fixing ropes, and an anti-falling arc plate which is uniformly distributed is arranged on the outer surface of one end of the inclined plate connecting piece.
Furthermore, one side of the lower surface of the second connecting circular plate is also provided with an industrial CCD camera.
Compared with the prior art, the application has the beneficial effects that:
(1) According to the scheme, the multidirectional tightening mechanism is arranged, so that multidirectional stretching can be provided for the fabric tested by the positive cup method, the tensioning state of the fabric in the use process can be simulated more truly, the fabric moisture permeability test result is more accurate, the use requirement of the current mainstream positive cup test method is met, the stretching direction of the multidirectional tightening mechanism can be switched according to the requirement, the multidirectional tightening mechanism is convenient, when stretching in different directions is required, the cabinet door does not need to be opened for manual adjustment, the multidirectional tightening mechanism can automatically complete switching stretching in different directions, and the automation degree of the device is improved;
(2) According to the application, the tension synchronous detection mechanism is arranged, so that when the second telescopic rod is shortened, the arc-shaped clamping plate and the inner ring plate are driven to downwards stretch the fabric, the annular plate is also synchronously moved downwards, the annular plate is moved downwards to drive the stress rod to downwards move, the stress rod further downwards pulls the electronic tension meter, the electronic tension meter is of a type with data transmission, the obtained tension is displayed on the control panel, and further, a worker is helped to timely and accurately know the stretching force, and the tension synchronous detection mechanism is convenient to timely adjust and simulates different tensioning states;
(3) According to the application, the accompanying mechanism is arranged, the stress rod is in sliding connection with the sliding groove through the moving rod and the sliding block, so that the normal rotation of the annular plate can be ensured, and the stress rod can be driven to synchronously descend when the annular plate is pressed down, so that the normal operation of the tension synchronous detection mechanism is ensured;
(4) The pressing and switching mechanism is arranged, so that the other two sides of the fabric can be automatically pressed and fixed when the multidirectional tightening mechanism works, the problem that the other two sides of the fabric are wrinkled and the accuracy of the moisture permeability detection result is reduced due to direct stretching is solved, the normal work of the testing equipment is ensured, and meanwhile, the pressing and switching mechanism does not need to be manually adjusted when the multidirectional tightening mechanism works, so that the use is more convenient;
(5) According to the application, the gesture simulation mechanism is arranged, so that the jacking effect of parts such as elbows and knees of a human body on the fabric during use can be simulated, the moisture permeability of the fabric under the jacking effect can be detected, the accuracy of the detection result of the application is improved, the moisture permeability of the fabric tested by the application is more close to the actual use condition, and the fabric has better practicability;
(6) The application can switch the use state of the gesture simulation mechanism by arranging the switching component, thereby being convenient for switching different simulation states of the fabric, improving the flexibility of the application in use and being convenient to operate.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present application;
FIG. 2 is a schematic elevational view of the structure of FIG. 1 according to the present application;
FIG. 3 is a schematic view of the multidirectional tightening mechanism of the present application;
FIG. 4 is a schematic left-hand structural view of the multidirectional tightening mechanism of the present application;
FIG. 5 is an enlarged schematic view of the structure of FIG. 4A according to the present application;
FIG. 6 is a schematic diagram of a compression switching mechanism according to the present application;
FIG. 7 is a schematic view of a part of the pressing switching mechanism of the present application;
fig. 8 is an enlarged schematic view of the structure of fig. 7B according to the present application.
The reference numerals in the figures illustrate:
1. a housing; 2. a temperature and humidity control unit; 3. a control panel; 4. a main rotation shaft;
5. a compression switching mechanism; 51. a spindle connecting ring; 52. a holding rod; 53. fixing a circular substrate;
54. a posture simulation mechanism; 541. a fourth motor; 542. a swash plate connecting member; 543. an adjusting rod; 544. simulating a ball head; 545. a torsion spring; 546. a fixing rope; 547. fixing the buckling rod; 548. an anti-drop arc plate;
55. a third motor; 56. a rotating rod; 57. the first connecting circular plate; 58. a third telescopic rod; 59. an industrial CCD camera; 510. the second connecting circular plate; 511. a pressing rod; 512. an arc-shaped compression bar;
6. a multidirectional tightening mechanism; 61. supporting a circular plate;
62. a tension synchronous detection mechanism; 621. a support frame; 622. an electronic tension meter; 623. a force-bearing rod; 624. a moving rod; 625. a chute; 626. a slide block;
63. a motor II; 64. a first gear; 65. a second gear; 66. an annular plate; 67. a cup body; 68. an arc clamping plate; 69. an inner ring plate; 610. a fixed block; 611. a first telescopic rod; 612. a second telescopic rod;
7. a tray main body; 8. a support plate; 9. a horizontal air supply unit; 10. a cabinet door; 11. a motor I.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present application; it is apparent that the described embodiments are only some embodiments of the present application, not all embodiments, and that all other embodiments obtained by persons of ordinary skill in the art without making creative efforts based on the embodiments in the present application are within the protection scope of the present application.
Referring to fig. 1 to 8, a moisture permeability test apparatus for textile fabrics,
comprising a shell 1, and
a cabinet door 10 rotatably connected to one side of the front surface of the housing 1 by a hinge;
the temperature and humidity control unit 2 is arranged on the side wall of the shell 1 and provides a constant temperature and humidity environment for the interior of the shell 1;
a control panel 3 arranged on the other side of the front surface of the shell 1;
the horizontal air supply units 9 are symmetrically arranged on two sides of the inner wall of the shell 1 and provide horizontal air speed for testing;
the support plate 8 is fixedly connected to the lower side of the inner wall of the shell 1;
the first motor 11 is fixedly connected to the middle position of the lower surface of the supporting plate 8, the output end of the first motor penetrates through the supporting plate 8 and is fixedly connected with the main rotating shaft 4, and the lower end of the outer circular surface of the main rotating shaft 4 is fixedly connected with the tray main body 7;
three uniformly distributed multidirectional tightening mechanisms 6 are annularly arranged on the upper surface of the tray main body 7 and are used for providing multidirectional stretching for the fabric tested by the cup alignment method;
the cup pressing and switching device also comprises a pressing and switching mechanism 5 which is fixedly connected to the upper end of the outer circular surface of the main rotating shaft 4 and is used for being matched with the multidirectional tightening mechanism 6 to ensure the tightness when the fabric is contacted with the cup.
As shown in fig. 3 and 4, the multidirectional tightening mechanism 6 comprises a supporting circular plate 61 fixedly connected to the upper surface of the tray main body 7, a second motor 63 is fixedly connected to one side of the lower surface of the supporting circular plate 61, the upper end of the second motor 63 penetrates through the supporting circular plate 61 and is fixedly connected with a first gear 64, a cup body 67 is arranged in the middle of the upper surface of the supporting circular plate 61, an annular groove is formed in the upper surface of the supporting circular plate 61 and close to the cup body 67, two sliding strips are arranged in the annular groove, the upper ends of the two sliding strips are fixedly connected with a second gear 65 together, and the second gear 65 is in meshed connection with the first gear 64;
two second telescopic rods 612 are symmetrically and fixedly connected to two sides of the upper surface of the second gear 65, the upper ends of the two second telescopic rods 612 are fixedly connected with a ring-shaped plate 66 together, the inner edge position of the upper surface of the ring-shaped plate 66 is fixedly connected with an inner ring plate 69, the outer edge position of the upper surface of the ring-shaped plate 66 is symmetrically and fixedly connected with two fixing blocks 610, one side of each fixing block 610 is fixedly connected with a first telescopic rod 611, and one end of each first telescopic rod 611 is fixedly connected with an arc-shaped clamping plate 68; the lower surface of the annular plate 66 is also movably connected with a tension synchronous detection mechanism 62.
As shown in FIG. 3, the ratio of gear number one 64 to gear number two 65 is 5:1.
When in use, related data (hundred-degree library common test method and comparison of moisture permeability) are firstly consulted, and the related parameters required in the moisture permeability test of the textile fabric are obtained as follows:
the moisture permeability test is performed inside a test box according to astm e96 method B, the temperature requirements of the test box are: 23 degrees celsius, relative humidity (50%), wind speed 2.8m/s;
during testing, a certain amount of distilled water is poured into the moisture permeable cup, a round fabric pattern with the diameter of 7.4cm is placed on the moisture permeable cup, weighing is carried out, and the error is less than 0.001g.
Then, according to this, a certain volume of water is filled into the cup 67, then the cup opening is covered with the textile fabric, the assembly of the cup 67 and the fabric is placed into the inner ring plate 69 (the side wall of the inner ring plate 69 is inserted between the cup 67 and the fabric), the cup 67 is supported by the supporting circular plate 61, after three assemblies are placed in this order, the cabinet door 10 is closed, the temperature and humidity control unit 2 is controlled to work by the control panel 3, the temperature and humidity of the test space inside the shell 1 is kept constant, the temperature and humidity control unit 2 is in the prior art, and is usually composed of a temperature and humidity controller, a temperature and humidity sensor, a heater, a humidifier and the like, and can refer to the Chinese patent document with the application number 201721451450.8, and the details are omitted herein, and then the horizontal air supply unit 9 is controlled to work, and the test assembly is blown in the horizontal direction, and the horizontal air supply unit 9 adopts the prior art, and can refer to the patent document with the application number 202220555629.2, and the details are omitted herein; finally, a motor I11 is started, the motor I11 drives the main rotating shaft 4 to rotate, and then the compaction switching mechanism 5, the tray main body 7 and the multidirectional tightening mechanism 6 are synchronously driven to rotate, so that the environmental influences of all the test assemblies are kept basically consistent;
after the preparation operation is finished, the control panel 3 controls the multidirectional tightening mechanism 6 to provide stretching tightening operation for the textile fabric covered on the cup 67, when the multidirectional tightening mechanism 6 works, the control panel 3 controls the second motor 63 to work to drive the first gear 64 to rotate, the second gear 65 meshed with the first gear 64 is synchronously driven to rotate, the second telescopic rod 612, the annular plate 66 and other components arranged on the annular plate 66 are driven to synchronously rotate, after the direction of stretching the fabric is regulated, the first telescopic rod 611 is controlled to stretch to drive the two arc clamping plates 68 to move towards the inner ring plate 69, finally the two arc clamping plates 68 and the inner ring plate 69 clamp the fabric, at the moment, the two sides of the fabric which are not clamped are pressed by the pressing switching mechanism 5 are pressed, and then the second telescopic rod 612 is controlled to shorten to drive the arc clamping plates 68 and the inner ring plate 69 to stretch the fabric downwards;
according to the multi-direction stretching mechanism 6, firstly, multi-direction stretching can be provided for the fabric tested by the positive cup method, the stretching state of the fabric in the using process can be simulated more truly, the fabric moisture permeability testing result is more accurate, the use requirement of the current mainstream positive cup testing method is met, secondly, the stretching direction of the multi-direction stretching mechanism 6 can be switched according to the requirement, the multi-direction stretching mechanism is convenient, when stretching in different directions is required, the cabinet door 10 does not need to be opened for manual adjustment, the multi-direction stretching mechanism 6 can automatically complete switching stretching in different directions, and the automation degree of the device is improved.
As shown in fig. 3 and 4, the tension synchronous detection mechanism 62 includes a support bracket 621 fixedly connected to the edge of the upper surface of the support circular plate 61, one end of the support bracket 621 is fixedly connected to an electronic tension meter 622, the lower end of the electronic tension meter 622 is hooked with a force-receiving rod 623, and one end of the force-receiving rod 623 is movably connected with the annular plate 66 through an accompanying mechanism.
The multi-direction tightening mechanism 6 is required to simulate different tensioning states when in operation, so that the stretching force applied by the arc clamping plate 68 and the inner ring plate 69 to the fabric is required to be accurately grasped, and accurate adjustment is facilitated.
As shown in fig. 5, the accompanying mechanism includes a sliding groove 625 formed at the edge of the lower surface of the annular plate 66, the upper end of the force-bearing rod 623 is fixedly connected with a moving rod 624, the moving rod 624 extends into the sliding groove 625 and is fixedly connected with a sliding block 626, and the force-bearing rod 623 is slidably connected with the annular plate 66 through the sliding groove 625 and the sliding block 626.
In the above-described embodiment, since the annular plate 66 needs to follow rotation at the time of adjusting the stretching direction, the force receiving lever 623 needs to be movably connected with the annular plate 66 by the accompanying mechanism; according to the application, the accompanying mechanism is arranged, the stress rod 623 is in sliding connection with the sliding groove 625 through the moving rod 624 and the sliding block 626, so that the normal rotation of the annular plate 66 can be ensured, and the stress rod 623 can be driven to synchronously descend when the annular plate 66 is pressed down, so that the normal operation of the tension synchronous detection mechanism 62 is ensured.
As shown in fig. 6 and 7, the pressing switching mechanism 5 comprises a main shaft connecting ring 51 fixedly connected to the upper end of the outer circular surface of the main rotating shaft 4, three holding rods 52 are uniformly distributed on the outer circular surface of the main shaft connecting ring 51 in a ring shape, and one ends of the three holding rods 52 are fixedly connected with a fixed circular substrate 53;
the upper surface of the fixed circular substrate 53 is provided with a third motor 55, the output end of the third motor 55 penetrates through the fixed circular substrate 53 and is fixedly provided with a rotating rod 56, the lower ends of the third rotating rods 56 are fixedly connected with a first connecting circular plate 57, the edge positions of the lower surfaces of the third first connecting circular plates 57 are fixedly connected with a third telescopic rod 58, and the lower ends of the third telescopic rods 58 are fixedly connected with a second connecting circular plate 510;
the edges of the lower surfaces of the three second connecting circular plates 510 are symmetrically and fixedly connected with two pressing rods 511, and the lower ends of the pressing rods 511 are fixedly connected with arc-shaped pressing strips 512; the middle positions of the three second connecting circular plates 510 are also provided with an attitude simulation mechanism 54.
As shown in fig. 7, an industrial CCD camera 59 is further provided on the lower surface side of the second connection disk 510.
When the multidirectional tightening mechanism 6 works, the fabric needs to be stretched to two sides in one direction, and if the fabric is directly stretched, the other two sides of the fabric are wrinkled, so that the accuracy of the moisture permeability detection result is reduced;
by arranging the compression switching mechanism 5, when the multidirectional tightening mechanism 6 stretches fabric in two sides in one direction, the current stretching direction can be detected by using the industrial CCD camera 59, then, the control panel 3 controls the operation of the third motor 55 to drive the rotating rod 56, the first connecting circular plate 57, the third telescopic rod 58, the second connecting circular plate 510 and the arc-shaped compression strip 512 to synchronously rotate, and when the component assembly rotates to be perpendicular to the current stretching direction (the connection straight line of the two arc-shaped compression strips 512 is perpendicular to the current stretching direction), the operation of the third motor 55 is stopped, the third telescopic rod 58 is controlled to downwards stretch, the arc-shaped compression strips 512 are driven to abut against the cup edge, and then the fabric is abutted and fixed;
according to the application, the compaction switching mechanism 5 is arranged, so that the other two sides of the fabric can be automatically compacted and fixed when the multidirectional tightening mechanism 6 works, the problem that the other two sides of the fabric are wrinkled and the accuracy of the moisture permeability detection result is reduced due to direct stretching is solved, the normal work of the test equipment is ensured, and meanwhile, the compaction switching mechanism 5 does not need to be manually adjusted when in work, so that the use is more convenient.
As shown in fig. 7, the gesture simulation mechanism 54 includes a motor No. four 541 fixedly connected to the middle position of the upper surface of the connection circular plate 510 No. two, and an output end of the motor No. four 541 penetrates through the connection circular plate 510 No. two and is fixedly connected to the inclined plate connecting member 542, one end of the inclined plate connecting member 542 is provided with a switching assembly and is movably connected to the adjusting rod 543 through the switching assembly, one end of the adjusting rod 543 is fixedly connected to the simulated ball head 544, and a track circle diameter of the simulated ball head 544 is smaller than a circle diameter formed by the two arc-shaped pressing strips 512.
As shown in fig. 7, the simulated ball head 544 is surface coated with an aqueous polyaniline antistatic coating material.
In the foregoing embodiment, the multi-directional tightening mechanism 6 is used to simulate different tightening states of the fabric during use, so that the moisture permeability detection result is more fit with the actual use result, but in actual use, the protruding parts such as the elbow, the knee and the like of the human body can jack up and protrude the fabric, and in this state, the moisture permeability detection of the fabric cannot be simulated yet;
according to the application, by arranging the gesture simulation mechanism 54, when the fabric at the elbow and knee is required to be subjected to moisture permeability simulation detection, the motor 541 No. four can be controlled to work to drive the output end of the motor 541 No. four to rotate, the sloping plate connecting piece 542 rotates at the output end of the motor 541 No. four and follows the rotation, one end of the sloping plate connecting piece 542 is fixedly connected with the simulation ball head 544 through the adjusting rod 543, and when the sloping plate connecting piece 542 rotates, the simulation ball head 544 is driven to extrude and draw a circle on the fabric, the jacking effect of the elbow, knee and other parts of a human body on the fabric is simulated, and finally the moisture permeability result of the fabric under the jacking effect is detected;
the gesture simulation mechanism 54 is arranged, so that the jacking effect of the parts such as the elbows and knees of a human body on the fabric during use can be simulated, the moisture permeability of the fabric under the jacking effect can be further detected, the accuracy of the detection result of the gesture simulation mechanism is improved, the moisture permeability of the fabric tested by the gesture simulation mechanism is closer to the actual use condition, and the gesture simulation mechanism has better practicability.
As shown in fig. 8, the switching assembly includes an adjusting rod 543 rotatably connected to the swash plate connecting member 542 through a hinge, and a torsion spring 545 is fixedly connected between the adjusting rod 543 and the swash plate connecting member 542, two fixing ropes 546 are disposed on the adjusting rod 543, the adjusting rod 543 is fixedly connected to the fixing buckle rod 547 through the two fixing ropes 546, and an anti-arc-off plate 548 is uniformly distributed on an outer surface of one end of the swash plate connecting member 542.
When the gesture simulation mechanism 54 is not used, the gesture simulation mechanism needs to be switched into a non-working state by a switching component so as to ensure the accuracy of the fabric moisture permeability detection result in a stretching state only;
through setting up the switching component, when the gesture simulation mechanism 54 is not used, the fixed buckling rod 547 is pulled upwards, the two fixed ropes 546 drive the adjusting rod 543 to rotate around the hinge, so that the simulation ball head 544 is lifted upwards and is not contacted with the fabric, and finally, the fixed buckling rod 547 is buckled on one group of anti-disengaging arc plates 548, so that the fixation can be completed.
The using method comprises the following steps: when the application is used, firstly, a certain volume of water is filled in the cup 67, then, a textile fabric is covered on the cup mouth, the combination of the cup 67 and the fabric is placed in the inner ring plate 69 (the side wall of the inner ring plate 69 is inserted between the cup 67 and the fabric), the cup 67 is supported by the supporting circular plate 61, after three combinations are placed in this order, the cabinet door 10 is closed, the temperature and humidity control unit 2 is controlled by the control panel 3 to work, the temperature and humidity of the test space in the shell 1 are kept constant, then the horizontal air supply unit 9 is controlled to work, the test combination is blown in the horizontal direction, finally, the motor 11 is started, the main rotating shaft 4 is driven to rotate by the motor 11, and then the compression switching mechanism 5, the tray main body 7 and the multi-direction tightening mechanism 6 are synchronously driven to rotate, so that the environmental influences of the test combinations are kept basically consistent;
after the preparation operation is finished, the control panel 3 controls the multidirectional tightening mechanism 6 to provide stretching tightening operation for the textile fabric covered on the cup 67, the pressing switching mechanism 5 is used for pressing two sides of the fabric which is not clamped, and then the second telescopic rod 612 is controlled to be shortened, so that the arc-shaped clamping plate 68 and the inner ring plate 69 are driven to downwards stretch the fabric;
when the fabric at the elbow and knee is required to be subjected to the moisture permeability simulation detection, the motor 541 No. four can be controlled to work, the output end of the motor 541 No. four is driven to rotate, the inclined plate connecting piece 542 rotates along with the rotation of the output end of the motor 541 No. four, one end of the inclined plate connecting piece 542 is fixedly connected with the simulation ball head 544 through the adjusting rod 543, the simulation ball head 544 can be driven to extrude and draw a circle on the fabric when the inclined plate connecting piece 542 rotates, the jacking effect of the elbow, the knee and other parts of a human body on the fabric is simulated, and the moisture permeability result of the fabric under the jacking effect is finally detected.
The above description is only of the preferred embodiments of the present application; the scope of the application is not limited in this respect. Any person skilled in the art, within the technical scope of the present disclosure, may apply to the present application, and the technical solution and the improvement thereof are all covered by the protection scope of the present application.
Claims (9)
1. The device for testing the moisture permeability of the textile fabric comprises a shell (1) and
the cabinet door (10) is rotationally connected to one side of the front surface of the shell (1) through a hinge;
the temperature and humidity control unit (2) is arranged on the side wall of the shell (1) and provides a constant temperature and humidity environment for the interior of the shell (1);
the control panel (3) is arranged on the other side of the front surface of the shell (1);
the horizontal air supply units (9) are symmetrically arranged on two sides of the inner wall of the shell (1) and provide horizontal air speed for testing;
the support plate (8) is fixedly connected to the lower side of the inner wall of the shell (1);
the first motor (11) is fixedly connected to the middle position of the lower surface of the supporting plate (8), the output end of the first motor penetrates through the supporting plate (8) and is fixedly connected with the main rotating shaft (4), and the lower end of the outer circular surface of the main rotating shaft (4) is fixedly connected with the tray main body (7);
the method is characterized in that: three uniformly distributed multidirectional tightening mechanisms (6) are annularly arranged on the upper surface of the tray main body (7) and are used for providing multidirectional stretching for fabric tested by a cup alignment method;
the cup pressing machine also comprises a pressing switching mechanism (5) fixedly connected to the upper end of the outer circular surface of the main rotating shaft (4) and used for being matched with a multidirectional tightening mechanism (6) to ensure tightness when the fabric is contacted with the cup;
the multidirectional tightening mechanism (6) comprises a supporting circular plate (61) fixedly connected to the upper surface of the tray main body (7), a second motor (63) is fixedly connected to one side of the lower surface of the supporting circular plate (61), the upper end of the second motor (63) penetrates through the supporting circular plate (61) and is fixedly connected with a first gear (64), a cup body (67) is arranged in the middle of the upper surface of the supporting circular plate (61), an annular groove is formed in the upper surface of the supporting circular plate (61) close to the cup body (67), two sliding strips are arranged in the annular groove, the upper ends of the two sliding strips are fixedly connected with a second gear (65) together, and the second gear (65) is in meshed connection with the first gear (64);
two second telescopic rods (612) are symmetrically and fixedly connected to two sides of the upper surface of the second gear (65), annular plates (66) are fixedly connected to the upper ends of the two second telescopic rods (612) together, inner ring plates (69) are fixedly connected to the inner edge positions of the upper surface of the annular plates (66), two fixing blocks (610) are symmetrically and fixedly connected to the outer edge positions of the upper surface of the annular plates (66), one side of each fixing block (610) is fixedly connected with a first telescopic rod (611), and one ends of each first telescopic rod (611) are fixedly connected with an arc-shaped clamping plate (68); the lower surface of the annular plate (66) is also movably connected with a tension synchronous detection mechanism (62).
2. The textile fabric moisture permeability test device according to claim 1, wherein: the tension synchronous detection mechanism (62) comprises a support frame (621) fixedly connected to the edge position of the upper surface of the support circular plate (61), one end of the support frame (621) is fixedly connected with an electronic tension meter (622), the lower end of the electronic tension meter (622) is hooked with a stress rod (623), and one end of the stress rod (623) is movably connected with the annular plate (66) through an accompanying mechanism.
3. The textile fabric moisture permeability test apparatus according to claim 2, wherein: the accompanying mechanism comprises a sliding groove (625) formed in the edge of the lower surface of the annular plate (66), the upper end of the stress rod (623) is fixedly connected with a moving rod (624), the moving rod (624) extends into the sliding groove (625) and is fixedly connected with a sliding block (626), and the stress rod (623) is in sliding connection with the annular plate (66) through the sliding groove (625) and the sliding block (626).
4. The textile fabric moisture permeability test apparatus according to claim 2, wherein: the transmission ratio of the first gear (64) to the second gear (65) is 5:1.
5. The textile fabric moisture permeability test device according to claim 1, wherein: the compaction switching mechanism (5) comprises a main shaft connecting ring (51) fixedly connected to the upper end of the outer circular surface of the main rotating shaft (4), three retaining rods (52) are uniformly distributed on the outer circular surface of the main shaft connecting ring (51), and one ends of the three retaining rods (52) are fixedly connected with a fixed circular substrate (53);
the upper surface of the fixed circular base plate (53) is provided with a third motor (55), the output ends of the third motor (55) penetrate through the fixed circular base plate (53) and are fixedly provided with rotating rods (56), the lower ends of the three rotating rods (56) are fixedly connected with a first connecting circular plate (57), the edge positions of the lower surface of the first connecting circular plate (57) are fixedly connected with a third telescopic rod (58), and the lower ends of the third telescopic rods (58) are fixedly connected with a second connecting circular plate (510);
the edges of the lower surfaces of the three second connecting circular plates (510) are symmetrically and fixedly connected with two pressing rods (511), and the lower ends of the pressing rods (511) are fixedly connected with arc-shaped pressing strips (512); and the middle positions of the three second connecting circular plates (510) are also provided with gesture simulation mechanisms (54).
6. The textile fabric moisture permeability test apparatus according to claim 5, wherein: the gesture simulation mechanism (54) is including linking firmly No. four motors (541) in No. two connection plectane (510) upper surface intermediate positions, and No. four motor (541) output runs through No. two connection plectane (510) and links firmly swash plate connecting piece (542), the one end of swash plate connecting piece (542) is equipped with the switching component and adjusts pole (543) through switching component swing joint, the one end of adjusting pole (543) has linked firmly simulation bulb (544), simulation bulb (544) orbit circle diameter is less than the ring diameter that two arc compress tightly strip (512) are constituteed.
7. The textile fabric moisture permeability test apparatus according to claim 6, wherein: the surface of the simulated ball head (544) is coated with an aqueous polyaniline antistatic coating material.
8. The textile fabric moisture permeability test apparatus according to claim 6, wherein: the switching assembly comprises an adjusting rod (543) rotationally connected with a sloping plate connecting piece (542) through a hinge, a torsion spring (545) is fixedly connected between the adjusting rod (543) and the sloping plate connecting piece (542), two fixing ropes (546) are arranged on the adjusting rod (543), the adjusting rod (543) is fixedly connected with a fixing buckling rod (547) through the two fixing ropes (546), and an anti-falling arc plate (548) which is uniformly distributed is arranged on the outer surface of one end of the sloping plate connecting piece (542).
9. The textile fabric moisture permeability test apparatus according to claim 6, wherein: an industrial CCD camera (59) is further arranged on one side of the lower surface of the second connecting circular plate (510).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311259867.4A CN116990211B (en) | 2023-09-27 | 2023-09-27 | Textile fabric moisture permeability test equipment |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202311259867.4A CN116990211B (en) | 2023-09-27 | 2023-09-27 | Textile fabric moisture permeability test equipment |
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| CN116990211B true CN116990211B (en) | 2023-12-15 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202886240U (en) * | 2012-09-24 | 2013-04-17 | 无锡天祥质量技术服务有限公司 | Textile moisture permeability tester |
| CN106645659A (en) * | 2016-12-27 | 2017-05-10 | 天津尼科斯测试技术有限公司 | Tester for moisture permeability of textile |
| CN210198901U (en) * | 2019-04-11 | 2020-03-27 | 上海汇良纺织材料有限公司 | Fabric moisture permeability testing equipment convenient to strain |
| CN211263066U (en) * | 2019-10-14 | 2020-08-14 | 中纺协检验（泉州）技术服务有限公司 | Fabric moisture permeability test device |
| CN113702205A (en) * | 2021-08-13 | 2021-11-26 | 浙江理工大学 | Device and method for testing comprehensive appearance performance of clothes |
| CN219038751U (en) * | 2022-09-30 | 2023-05-16 | 佛山嘉佰俐时装有限公司 | Clamping type tension moisture permeability testing device for fabric |
-
2023
- 2023-09-27 CN CN202311259867.4A patent/CN116990211B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202886240U (en) * | 2012-09-24 | 2013-04-17 | 无锡天祥质量技术服务有限公司 | Textile moisture permeability tester |
| CN106645659A (en) * | 2016-12-27 | 2017-05-10 | 天津尼科斯测试技术有限公司 | Tester for moisture permeability of textile |
| CN210198901U (en) * | 2019-04-11 | 2020-03-27 | 上海汇良纺织材料有限公司 | Fabric moisture permeability testing equipment convenient to strain |
| CN211263066U (en) * | 2019-10-14 | 2020-08-14 | 中纺协检验（泉州）技术服务有限公司 | Fabric moisture permeability test device |
| CN113702205A (en) * | 2021-08-13 | 2021-11-26 | 浙江理工大学 | Device and method for testing comprehensive appearance performance of clothes |
| CN219038751U (en) * | 2022-09-30 | 2023-05-16 | 佛山嘉佰俐时装有限公司 | Clamping type tension moisture permeability testing device for fabric |
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| CN116990211A (en) | 2023-11-03 |
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