CN111929345A - Device and method for testing infrared performance of textile - Google Patents

Abstract

The invention relates to the technical field of textile performance testing, and specifically discloses a textile infrared performance testing device and method. The textile infrared performance testing device includes a testing platform and a controller, and an infrared radiation source and a shutter are sequentially arranged above the testing platform. and a clamping tool, the bottom of the clamping tool is fixedly connected with a replaceable mounting bracket, the mounting bracket includes a first bracket and a second bracket, and the bottoms of the first bracket and the second bracket are both provided with mounting seats The first support is also provided with a temperature measuring sensor, and the second support is also provided with an infrared radiation intensity meter. The infrared radiation source, the temperature measurement sensor and the infrared radiation intensity meter are all electrically connected to the controller. The textile infrared performance testing device has a high degree of automation, the detection results are accurate and reliable, and a set of devices can be used to test various infrared performances of textiles, thereby reducing the testing cost.

Description

A kind of textile infrared performance testing device and method

technical field

The invention relates to the technical field of textile performance testing, in particular to a textile infrared performance testing device.

Background technique

Under the condition of infrared radiation, the object will absorb infrared/far-infrared radiation energy, thereby increasing its own temperature. By testing the temperature rise and absorptivity performance of the object under external infrared/far-infrared irradiation, the infrared/far-infrared performance of the object can be evaluated. GB/T 30127-2013 "Testing and Evaluation of Far-Infrared Properties of Textiles" and GB/T 18319-2001 "Experimental Methods for Infrared Thermal Storage and Warming Properties of Textiles" both use infrared/far-infrared energy generated by infrared radiation sources to irradiate the Textile samples are tested, and the infrared/far-infrared properties of textiles are tested by testing the temperature and energy changes on the surface of the samples. The former specifies the test method for the temperature rise of the far-infrared radiation of textiles; the latter specifies the infrared absorption rate and infrared radiation of the textiles. According to the method of heating rate.

The testing devices used in the prior art can only test a single property of textiles, and are mostly manual tests, which are inconvenient to operate, and difficult to grasp the timing of temperature collection and reading, resulting in unstable test results and large test deviations.

SUMMARY OF THE INVENTION

In order to solve the above-mentioned technical problems, the purpose of the present invention is to provide a textile infrared performance testing device, the textile infrared performance testing device has a high degree of automation, effectively reduces errors caused by manual testing and reading data, and improves the accuracy of testing. The test results are accurate and reliable, and a set of devices can be used to test various infrared properties of textiles, which reduces the test cost.

In order to achieve above-mentioned technical effect, the present invention adopts following technical scheme:

A textile infrared performance testing device, comprising an open test platform and a controller, an infrared radiation source, a shutter and a replaceable clamping tool are sequentially arranged above the test platform, the infrared radiation source, the shutter and the clamping tool The tooling is coaxially arranged, the bottom of the clamping tooling is fixedly connected with a replaceable mounting bracket, the mounting bracket includes a first bracket and a second bracket, the first bracket and the second bracket are installed alternatively, the first bracket The bottoms of the first bracket and the second bracket are both provided with mounting seats, the first bracket is also provided with a temperature measurement sensor, the second bracket is also provided with an infrared radiation intensity meter, the infrared radiation source, the temperature measurement sensor, The infrared irradiance meters are all electrically connected to the controller.

Further, the clamping tool includes a fiber sample clamping tool and a sheet sample clamping tool, and both the fiber sample clamping tool and the sheet sample clamping tool are detachably connected to the mounting bracket.

Further, a guide rail is also arranged below the clamping tool, the guide rail is arranged parallel to the irradiation direction of the infrared radiation source, and the mounting seat is slidably connected to the guide rail and can be detachably connected.

Further, the bottom of the shutter is provided with a linear motor, the linear motor is slidably connected with a mover, the shutter is fixedly connected with the mover, and the linear motor is perpendicular to the irradiation direction of the infrared radiation source. set up.

Further, the shutter is two blocks arranged at intervals and parallel to each other.

Further, a temperature measurement bracket is provided on the first bracket, the temperature measurement bracket is rotatably connected with the first bracket, and a temperature measurement sensor is fixedly installed at the end of the temperature measurement bracket.

Further, a swing arm is horizontally disposed on the second bracket, the swing arm can rotate around the second bracket, and an infrared irradiance meter is fixedly installed at the end of the swing arm.

Further, the textile infrared performance testing device further includes a host computer, and the host computer is connected in communication with the controller.

Further, the distance between the clamping tool and the infrared radiation source is 400mm-600mm.

Further, the controller is arranged below the tested platform.

A method for testing the infrared performance of textiles, using the above-mentioned device for testing the infrared performance of textiles to test the infrared performance of textiles.

Further, the textile infrared performance includes: textile infrared heating performance, textile infrared reflectivity, textile infrared transmittance.

Compared with the prior art, the beneficial effects of the present invention are:

On the one hand, a textile infrared performance testing device provided by the present invention is provided with a host computer, a controller and a test platform, so that the operator can complete the test of various textile infrared properties only by operating the host computer control. Compared with the prior art In other words, the degree of automation has been improved, and errors caused by manual operation and data collection are effectively avoided, the operation is simple and convenient, and the detection results are more accurate and reliable.

On the other hand, a textile infrared performance testing device provided by the present invention is provided with a replaceable first bracket and a second bracket, a temperature measurement sensor is arranged on the first bracket, and an infrared radiation radiator is arranged on the second bracket. Illuminance meter, the first bracket can be used to test the temperature change of the sample to be tested under the irradiation of an infrared radiation source, and the second bracket can be used to detect the infrared transmission and reflectivity of the sample to be tested. Various infrared properties of textiles can be tested through a textile infrared property testing device, which effectively improves the detection efficiency.

Description of drawings

1 is a schematic diagram of the overall structure of a first bracket installed in a textile infrared performance testing device provided by an embodiment of the present invention;

2 is a schematic diagram of the overall structure of a second bracket installed in a textile infrared performance testing device provided by an embodiment of the present invention;

3 is a schematic structural diagram of a second support of a textile infrared performance testing device provided in an embodiment of the present invention;

Reference numerals are: 10 is a test platform, 11 is an infrared radiation source, 12 is a shutter, 121 is a mounting plate, 13 is a clamping tool, 131 is a second bracket, 132 is a mounting seat, 132a is a positioning hole, 132b is a positioning hole pin, 132c is the fixing knob, 133 is the swing arm, 14 is the infrared irradiance meter, 141 is the fixing frame, 15 is the guide rail, 16 is the motor, 161 is the rotating shaft, 162 is the temperature measuring bracket, 163 is the temperature measuring sensor, 17 is the second bracket, and 20 is the controller.

Detailed ways

Embodiments of the technical solutions of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only used to more clearly illustrate the technical solutions of the present invention, and are therefore only used as examples, and cannot be used to limit the protection scope of the present invention.

Embodiments of the technical solutions of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only used to more clearly illustrate the technical solutions of the present invention, and are therefore only used as examples, and cannot be used to limit the protection scope of the present invention.

As shown in FIGS. 1-3 , a textile infrared performance testing device provided in this embodiment includes a testing platform 10 and a controller 20 , the controller 20 is arranged below the testing platform 10 , and the testing platform 10 An infrared radiation source 11, a shutter 12 and a replaceable clamping tool 13 are arranged in sequence on the top of the infrared radiation source 11, the shutter 12 and the clamping tool 13 are coaxially arranged, and the clamping tool 13 includes a fiber sample holder. The bottom of the clamping tool 13 is fixedly connected with a replaceable mounting bracket, the mounting bracket includes a first bracket 17 and a second bracket 131, the first bracket 17 and The second brackets 131 are alternatively installed. The bottoms of the first bracket 17 and the second bracket 131 are both provided with a mounting seat 132. The mounting seat 132 is connected to the first bracket 17 and the mounting seat 132 and the second bracket. 131 are fixedly connected, the first bracket 17 is also provided with a temperature measurement sensor 163, the second bracket 131 is also provided with an infrared radiation intensity meter 14, the infrared radiation source 11, the temperature measurement sensor 163, the infrared radiation The illuminance meters 14 are all electrically connected to the controller 20 .

In this embodiment, the fiber sample holding tool and the sheet sample holding tool are respectively used to hold the fiber sample and the sheet sample, and the fiber sample holding tool is the prior art, so Both the fiber sample clamping tool and the sheet sample clamping tool are detachably connected to the mounting bracket, which is convenient for the combination and replacement of the clamping tool 13 or the mounting bracket. The top of the mounting bracket is provided with a slot, so The clamping tool 13 is inserted into the mounting bracket for fixing, and a positioning pin 132b is integrally formed on the inner wall of the slot to prevent the clamping operation from rotating after being inserted into the mounting bracket and affecting the test result.

In this embodiment, a guide rail 15 is also provided below the clamping tool 13, the guide rail 15 is arranged parallel to the irradiation direction of the infrared radiation source 11, and a scale mark for indicating the distance is provided on the guide rail 15, The mounting seat 132 is sleeved on the outside of the guide rail 15 and is slidably connected with the guide rail 15 . The mounting seat 132 is in clearance fit with the guide rail 15 , and one side of the mounting seat 132 is provided with a threaded through hole. , a fixing knob 132c is arranged inside the threaded through hole, and the fixing knob 132c is convenient for fixing the mounting seat 132 on the guide rail 15 .

In this embodiment, the bottom of the shutter 12 is provided with a linear motor 16, a mover is slidably connected to the linear motor 16, and a mounting plate 121 is fixedly connected above the mover, and the mounting plate 121 is connected to the shutter. 12 is fixedly connected, the linear motor 16 is arranged perpendicular to the irradiation direction of the infrared radiation source 11 , and the linear motor 16 drives the shutter 12 to move left and right relative to the infrared radiation source 11 . Before the test starts, in the preheating state of the infrared radiation source 11, the shutter 12 moves to the front of the infrared radiation source 11, and the radiation energy of the infrared radiation source 11 is reflected and absorbed by the shutter 12, and will not be transmitted to the sample to be tested; At the beginning, the linear motor 16 drives the shutter 12 to move away from the direct front of the infrared radiation source 11, so that the infrared radiation source 11 irradiates the sample to be tested.

In this embodiment, the shutter 12 is two blocks arranged at intervals and parallel to each other, and the two blocks are fixedly connected, which is convenient to improve the absorption rate of the radiation energy and avoid the radiation emitted by the infrared radiation source 11 before the test starts. The radiant energy is absorbed by the sample and never causes a deviation in the test results.

In this embodiment, a motor 16 is provided on the mounting seat, a rotating shaft 161 is fixedly connected to the output end of the motor 16, and a temperature measuring support 162 is fixedly installed on the rotating shaft 161, and the end of the temperature measuring support 162 A temperature measurement sensor 163 is installed, and the temperature measurement sensor 163 protrudes from the temperature measurement bracket 162 so as to be in good contact with the surface of the sample to be tested. The motor 16 drives the rotating shaft 161 to rotate to realize the erection and lodging of the temperature measuring sensor 163, and when the erected state is completed, it contacts the sample to be tested to measure the surface temperature of the sample to be tested. , realize automatic control, reduce manual operation, and effectively reduce measurement deviation.

In this embodiment, a swing arm 133 is sleeved on the second bracket 131 , the swing arm 133 can rotate around the second bracket 131 , and a positioning pin 132 b is also provided on the swing arm 133 . The base has a positioning hole 132a at the corresponding position of the positioning pin 132b. At least two positioning holes 132a are provided in the front and rear of the clamping tool 13. The end of the swing arm 133 The infrared radiation intensity meter 14 is fixedly installed, the infrared radiation intensity meter 14 is installed perpendicular to the swing arm 133 , and the height of the infrared radiation intensity meter 14 is at the same level as the sample to be tested.

In this embodiment, a fixing frame 141 is fixedly connected to the bottom of the infrared radiation intensity meter 14 , and the fixing frame 141 is threadedly connected to the swing arm 133 .

In this embodiment, preferably, two positioning holes 132a are provided, which are respectively provided at a position directly behind the clamping tool 13 and at a position 25° obliquely forward. According to the test needs, rotate the swing arm 133 to the position directly behind or obliquely forward of the sample to be tested, and insert the positioning pin 132b into the corresponding positioning hole 132a to fix the position of the swing arm 133, and test the sample respectively. The transmitted infrared radiation intensity and the reflected radiation intensity at a normal deviation of 25°.

In this embodiment, the textile infrared performance testing device further includes a host computer, and the host computer is connected in communication with the controller 20 to facilitate automatic control.

In this embodiment, the distance between the clamping tool 13 and the infrared radiation source 11 is 400mm-600mm, preferably 450mm-500mm.

In this embodiment, an installation area is provided below the test platform 10 , and the linear motor 16 and the controller 20 are both arranged in the installation area.

When testing the temperature-related properties of textiles, the device for testing the infrared performance of textiles provided by the present invention: first select a suitable clamping tool 13 according to the shape of the sample to be tested for clamping, and connect the clamping tool 13 with the first bracket 17 to connect, determine the distance between the clamping tool 13 and the infrared radiation source 11, install the base at the bottom of the first bracket 17 on the guide rail 15 and fix it, and control the shutter 12 to move to the infrared The radiation energy is blocked between the radiation source 11 and the clamping tool 13, and then the infrared radiation source 11 is controlled by operating the upper computer to preheat. At this time, the initial temperature of the sample to be tested can be measured. After the preheating of the infrared radiation source 11 is completed, the shutter 12 is removed, so that the infrared radiation source 11 directly irradiates the sample to be tested, and after irradiating for a certain period of time, the motor 16 is controlled to drive the temperature measuring stand 162 is rotated, so that the temperature sensor 163 is in close contact with the sample to be tested, the temperature of the sample to be tested is detected again, and the detected data is transmitted to the controller 20, and the controller 20 transmits the data to the upper computer. , the test of the temperature-related properties of the textile can be completed.

This embodiment also provides a method for testing the infrared performance of textiles. The method uses the above-mentioned device for testing infrared performance of textiles to test the infrared performance of textiles. The infrared performance of textiles includes: infrared heating performance of textiles, infrared reflectivity of textiles, and infrared transmission of textiles. Rate.

Further, when testing the infrared transmittance and reflectivity of textiles by using a textile infrared performance testing device provided by the present invention, first select a suitable clamping tool 13 according to the shape of the sample to be tested for clamping, and the clamping The tooling 13 is connected with the second bracket 131, the distance between the clamping tooling 13 and the infrared radiation source 11 is determined, the base at the bottom of the second bracket 131 is installed on the guide rail 15 and fixed, and according to the test items Select the fixed position of the swing arm 133. For example, when the transmittance test is performed, the infrared irradiance meter 14 needs to be installed directly behind the clamping tool 13; before the test starts, by controlling the shutter 12 Move to between the infrared radiation source 11 and the clamping tool 13 to block radiant energy, and then control the infrared radiation source 11 to preheat by operating the host computer. When the infrared radiation source 11 is preheated By removing the shutter 12 and allowing the infrared radiation source 11 to directly irradiate the sample to be tested, the infrared radiation intensity meter 14 can be controlled to perform detection, and the detection data can be transmitted to the controller 20 , the controller 20 transmits the data to the upper computer to complete the related performance test of the transmittance and reflectivity of the textile.

The above embodiments are only used to illustrate the technical solutions of the present invention and not to limit them. Although the present invention has been described in detail with reference to the preferred embodiments, those of ordinary skill in the art should understand that the technical solutions of the present invention can be modified or equivalently replaced. Without departing from the spirit and scope of the technical solutions of the present invention, all of them should be included in the scope of the claims of the present invention. The technology, shape, and structural part that are not described in detail in the present invention are all well-known technologies.

Claims (10)

1. The utility model provides an infrared capability test device of fabrics which characterized in that: comprises a test platform (10) and a controller (20), an infrared radiation source (11), a shutter (12) and a clamping tool (13) are sequentially arranged above the test platform (10), the infrared radiation source (11), the shutter (12) and the clamping tool (13) are coaxially arranged, the bottom of the clamping tool (13) is fixedly connected with a mounting bracket which is a first bracket (17) or a second bracket (131), the bottoms of the first bracket (17) and the second bracket (131) are both provided with a mounting seat (132), the first bracket (17) is also provided with a temperature measuring sensor (161), the second bracket (131) is also provided with an infrared radiation intensity meter (14), the infrared radiation source (11), the temperature measuring sensor (161) and the infrared radiation intensity meter (14) are electrically connected with the controller (20).

2. The textile infrared performance testing device of claim 1, characterized in that: centre gripping frock (13) are fibre sample centre gripping frock or slice sample centre gripping frock, fibre sample centre gripping frock with between the installing support, slice sample centre gripping frock with be the connection of dismantling between the installing support.

3. The textile infrared performance testing device of claim 1, characterized in that: the below of centre gripping frock (13) still is provided with guide rail (15), guide rail (15) are on a parallel with the irradiation direction setting of infrared radiation source (11), mount pad (132) slide and can dismantle with guide rail (15) and be connected.

4. The textile infrared performance testing device of claim 1, characterized in that: the bottom of shutter (12) is provided with linear electric motor (16), sliding connection has the active cell on linear electric motor (16), shutter (12) with active cell fixed connection, linear electric motor (16) perpendicular to the irradiation direction setting of infrared radiation source (11).

5. The textile infrared performance testing device of claim 1, characterized in that: the shutter (12) is composed of two parallel blocks which are arranged at intervals.

6. The textile infrared performance testing device of claim 1, characterized in that: the temperature measurement device is characterized in that a temperature measurement support (162) is arranged on the first support (17), the temperature measurement support (162) is rotatably connected with the first support (17), and a temperature measurement sensor (163) is fixedly mounted at the tail end of the temperature measurement support (162).

7. The textile infrared performance testing device of claim 1, characterized in that: the level is provided with swing arm (133) on second support (131), swing arm (133) can wind second support (131) rotate, the terminal fixed mounting of swing arm (133) has infrared irradiation intensity meter (14).

8. The textile infrared performance testing device of claim 1, characterized in that: the textile infrared performance testing device further comprises an upper computer, and the upper computer is in communication connection with the controller (20).

9. A textile infrared performance test method is characterized in that: carrying out textile infrared performance testing by using the textile infrared performance testing device of any one of claims 1-8.

10. The method for testing the infrared performance of the textile as recited in claim 9, wherein: the infrared properties of the textile include: infrared heating performance of the textile, infrared reflectivity of the textile and infrared transmittance of the textile.

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