CN111426591A - Method and system for detecting sealing performance of aluminum honeycomb product - Google Patents
Method and system for detecting sealing performance of aluminum honeycomb product Download PDFInfo
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- CN111426591A CN111426591A CN202010269744.9A CN202010269744A CN111426591A CN 111426591 A CN111426591 A CN 111426591A CN 202010269744 A CN202010269744 A CN 202010269744A CN 111426591 A CN111426591 A CN 111426591A
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- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N5/00—Analysing materials by weighing, e.g. weighing small particles separated from a gas or liquid
- G01N5/02—Analysing materials by weighing, e.g. weighing small particles separated from a gas or liquid by absorbing or adsorbing components of a material and determining change of weight of the adsorbent, e.g. determining moisture content
- G01N5/025—Analysing materials by weighing, e.g. weighing small particles separated from a gas or liquid by absorbing or adsorbing components of a material and determining change of weight of the adsorbent, e.g. determining moisture content for determining moisture content
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Abstract
The invention provides a method and a system for detecting the sealing performance of an aluminum honeycomb product, wherein the method comprises the following steps: weighing an aluminum honeycomb detection sample for the first time, wherein the aluminum honeycomb detection sample comprises a dried aluminum honeycomb product and sealing gel sealed at the periphery of the aluminum honeycomb product; completely immersing the aluminum honeycomb test sample in water; after the preset time, taking out and wiping the aluminum honeycomb detection sample, and immediately weighing the aluminum honeycomb detection sample for the second time; and determining the sealing performance of the aluminum honeycomb product based on the water absorption capacity of the aluminum honeycomb detection sample, wherein the water absorption capacity of the aluminum honeycomb detection sample is the difference of the two weighing times of the aluminum honeycomb detection sample. The detection method can effectively detect the sealing performance of the aluminum honeycomb product.
Description
Technical Field
The invention relates to the field of aluminum honeycomb product testing, and further relates to a method and a system for detecting the sealing performance of an aluminum honeycomb product, wherein the aluminum honeycomb product particularly relates to a plate or a part with a cemented aluminum honeycomb sandwich structure with the requirement on the sealing performance.
Background
The honeycomb aluminum veneer is a plate made by firmly bonding two thinner aluminum panels on two sides of a honeycomb core material, can be subjected to various surface treatment modes, is colorful, attractive and elegant in decoration, is widely applied to industries such as architectural decoration and the like, and has good functions of sound insulation, heat preservation, moisture prevention, fire prevention, pressure resistance, earthquake resistance and the like.
It can be understood that the sealing performance of an aluminum honeycomb product such as an aluminum honeycomb sandwich structure or a part has a great influence on the sound insulation, heat preservation, moisture resistance and the like, and the better the sealing performance is, the better the heat insulation, heat preservation and moisture resistance are.
However, it should be noted that there is no effective method for detecting the sealing performance of the aluminum honeycomb product in the market, so that the sealing performance of the aluminum honeycomb product cannot be effectively known.
Finally, there is a need for a method that can effectively measure the sealing performance of aluminum honeycomb articles.
Disclosure of Invention
In order to solve the above problems, an object of the present invention is to provide a method for detecting sealing performance of an aluminum honeycomb product and an aluminum honeycomb detection sample, which can effectively measure the sealing performance of a cemented aluminum honeycomb product (such as an aluminum honeycomb panel or an aluminum honeycomb part) having a sealing performance requirement.
In order to achieve the above object, the present invention provides a method for detecting sealing performance of an aluminum honeycomb product, comprising:
weighing an aluminum honeycomb detection sample for the first time, wherein the aluminum honeycomb detection sample comprises a dried aluminum honeycomb product and sealing gel sealed at the periphery of the aluminum honeycomb product;
completely immersing the aluminum honeycomb test sample in water;
after the preset time, taking out and wiping the aluminum honeycomb detection sample, and immediately weighing the aluminum honeycomb detection sample for the second time; and
and determining the sealing performance of the aluminum honeycomb product based on the water absorption capacity of the aluminum honeycomb detection sample, wherein the water absorption capacity of the aluminum honeycomb detection sample is the difference of the two weighing times of the aluminum honeycomb detection sample.
In some preferred embodiments of the present invention, the number of the aluminum honeycomb test specimens is plural, and the sealing performance of the aluminum honeycomb article is determined based on the water absorption amount of the plural aluminum honeycomb test specimens.
In some preferred embodiments of the present invention, the predetermined length of time that the aluminum honeycomb test specimen is completely immersed in water is more than two hours.
In some preferred embodiments of the present invention, when the aluminum honeycomb test specimen is completely immersed in water, the distance from the top end of the aluminum honeycomb test specimen to the water surface is more than 20 mm.
In some preferred embodiments of the present invention, before the first weighing the aluminum honeycomb test sample, the method further comprises:
manufacturing the aluminum honeycomb product with a preset size;
drying the aluminum honeycomb article; and
and sealing and forming sealing gel at the periphery of the aluminum honeycomb detection product so as to form the aluminum honeycomb detection sample.
In some preferred embodiments of the invention, the aluminum honeycomb article has a horizontal cross-sectional dimension of 500 x 500 mm.
In some preferred embodiments of the present invention, the aluminum honeycomb article is an aluminum honeycomb sandwich structure or an aluminum honeycomb part.
According to another aspect of the present invention, the present invention further provides an aluminum honeycomb article sealing performance detection system, including:
the soaking device is used for containing water, and the aluminum honeycomb detection sample can be completely soaked in the water after being placed in the soaking device, wherein the aluminum honeycomb detection sample comprises an aluminum honeycomb product and sealing gel arranged on the periphery of the aluminum honeycomb product;
the weighing device is used for weighing the aluminum honeycomb detection sample for the first time before the aluminum honeycomb detection sample is placed in the soaking device, weighing the aluminum honeycomb detection sample for the second time after the aluminum honeycomb detection sample is soaked in the water of the soaking device for a preset time, and determining the sealing performance of the aluminum honeycomb product based on the water absorption capacity of the aluminum honeycomb detection sample, wherein the water absorption capacity is the difference value of the two weighing of the aluminum honeycomb detection sample;
the wiping device is used for wiping the liquid on the surface of the aluminum honeycomb detection sample before the aluminum honeycomb detection sample is weighed for the second time; and
and the timing device is used for recording the time for which the aluminum honeycomb detection sample is immersed in the water.
In some preferred embodiments of the present invention, the aluminum honeycomb article sealing performance detection system further comprises:
a drying device for drying the aluminum honeycomb article prior to applying the sealing gel to the periphery of the aluminum honeycomb article.
In some preferred embodiments of the present invention, the depth of the soaking device is such that when the aluminum honeycomb test sample is completely immersed in water, the distance from the top end of the aluminum honeycomb test sample to the water surface is more than 20 mm.
The method for detecting the aluminum honeycomb sealing product has the beneficial effects that the sealing performance of the cemented aluminum honeycomb product (such as an aluminum honeycomb plate or an aluminum honeycomb part) with the sealing performance requirement can be effectively measured.
Drawings
The present invention will now be described more fully hereinafter with reference to the accompanying drawings, in which preferred embodiments of the invention are shown.
Fig. 1 is a flowchart of a method for detecting sealing performance of an aluminum honeycomb article according to a preferred embodiment of the present invention.
Fig. 2 is a flowchart of a method for detecting sealing performance of an aluminum honeycomb article according to a second preferred embodiment of the present invention.
Fig. 3 is a flowchart of a method for detecting sealing performance of an aluminum honeycomb article according to a third preferred embodiment of the present invention.
Detailed Description
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following description will be made with reference to the accompanying drawings. It is obvious that the drawings in the following description are only some examples of the invention, and that for a person skilled in the art, other drawings and embodiments can be derived from them without inventive effort.
It will be understood by those skilled in the art that in the present disclosure, the terms "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in an orientation or positional relationship indicated in the drawings for ease of description and simplicity of description, and do not indicate or imply that the referenced devices or components must be in a particular orientation, constructed and operated in a particular orientation, and thus the above terms are not to be construed as limiting the present invention.
Referring to the accompanying fig. 1 of the specification, a first preferred embodiment of the method 100 for detecting the sealing performance of the aluminum honeycomb product provided by the present invention is illustrated, and the method 100 for detecting the sealing performance of the aluminum honeycomb product can effectively detect the sealing performance of the aluminum honeycomb product, and is an effective supplement to the detection of the sealing performance of the aluminum honeycomb product.
It should be noted that the method 100 for detecting the sealing performance of the aluminum honeycomb product provided by the present invention is used for detecting the sealing performance of the aluminum honeycomb product, including but not limited to a plate or a part of a cemented aluminum honeycomb sandwich structure having a sealing performance requirement. In other embodiments, the method 100 for detecting the sealing performance of the aluminum honeycomb product can also be used to detect the sealing performance of other material honeycomb products having the sealing performance requirement, such as but not limited to a stone honeycomb plate, a stainless steel honeycomb plate, a glass honeycomb plate, and the like.
Specifically, the method 100 for detecting the sealing performance of the aluminum honeycomb product comprises the following steps:
101: weighing a first aluminum honeycomb detection sample for the first time, wherein the first aluminum honeycomb detection sample comprises a dried aluminum honeycomb product and sealing gel sealed at the periphery of the aluminum honeycomb product;
102: completely immersing the first aluminum honeycomb test specimen in water;
103: after a preset time, taking out and wiping the first aluminum honeycomb detection sample, and immediately weighing the first aluminum honeycomb detection sample for the second time; and
104: and determining the sealing performance of the aluminum honeycomb product of the aluminum honeycomb detection sample based on the water absorption capacity of the first aluminum honeycomb detection sample, wherein the water absorption capacity of the first aluminum honeycomb detection sample is the difference of two weight scales.
Further, in the step 101 and the step 102, the first aluminum honeycomb product is weighed by using an electronic balance, and the weight is accurate to gram.
In step 102, the first aluminum honeycomb test sample is completely immersed in water, so that all parts of the first aluminum honeycomb test sample can be contacted with water, and the accuracy of the sealing performance test result is improved.
Preferably, when the first aluminum honeycomb detection sample is completely immersed in water, the distance from the top end of the first aluminum honeycomb detection sample to the water surface is more than 20mm, so that the liquid pressure acting on the first aluminum honeycomb detection sample is ensured, and the accuracy of the sealing performance detection result is improved.
In step 103, after the first aluminum honeycomb test sample is completely immersed in water for the preset time, the water on the surface of the first aluminum honeycomb test sample is taken out and wiped dry, and then the first aluminum honeycomb test sample is weighed for the second time immediately. It can be understood that the difference between the two weighing qualities can be obtained more effectively only when the first aluminum honeycomb detection sample is completely immersed in water for a sufficient time, and the accuracy of the test is improved.
After the first aluminum honeycomb detection sample is taken out from water, the liquid attached to the surface of the first aluminum honeycomb detection sample is wiped, so that the influence of the attached liquid on the weight weighing result is prevented, and the test precision is improved.
After the liquid attached to the surface of the first aluminum honeycomb detection sample is wiped dry, the first aluminum honeycomb detection sample is weighed for the second time, so that the liquid adsorbed by the first aluminum honeycomb detection sample is prevented from volatilizing and immersing in air or the moisture in the air is prevented from immersing in the first aluminum honeycomb detection sample, and the sealing performance detection accuracy is improved.
Preferably, the preset time is longer than two hours, so that the first aluminum honeycomb detection sample can be in contact with liquid for a sufficient time.
In step 104, the water absorption of the first aluminum honeycomb test sample is equal to the weight weighed in the second time minus the weight weighed in the first time. It can be understood that the larger the value of the water absorption capacity of the first aluminum honeycomb test specimen, the worse the sealing performance of the first aluminum honeycomb test specimen; the smaller the value of the water absorption amount of the first aluminum honeycomb test sample is, the better the sealing performance of the first aluminum honeycomb test sample is.
It is understood that the correspondence between the water absorption capacity and the sealing performance can be established by means of a plurality of tests, and after the water absorption capacity of the first aluminum honeycomb test sample is determined, the sealing performance of the aluminum honeycomb article of the first aluminum honeycomb test sample is evaluated based on the correspondence.
Further, the method 100 for detecting the sealing performance of the aluminum honeycomb article further includes, before the step 101:
105: manufacturing the aluminum honeycomb product with a preset size;
106: drying the aluminum honeycomb article; and
107: and sealing and forming sealing gel at the periphery of the aluminum honeycomb detection product so as to form the first aluminum honeycomb detection sample.
Preferably, in step 105, the predetermined dimensional horizontal cross-sectional dimension of the aluminum honeycomb article of the first aluminum honeycomb test specimen is 500mm by 500 mm. It is understood that the horizontal cross-sectional dimensions of the aluminum honeycomb article being fabricated can also be implemented in other dimensions, such as, but not limited to, 400mm by 400mm, 400mm by 500 mm; the horizontal cross-sectional shape of the aluminum honeycomb article can also be implemented in other shapes, such as, but not limited to, triangular, circular, oval, and the like.
In step 106, before sealing to form a sealing gel, the aluminum honeycomb product is put into a drying oven for moderate drying to ensure that the surface of the aluminum honeycomb product is dry and free of water drops.
In step 107, the periphery of the aluminum honeycomb product is sealed by using a sealant, and then the aluminum honeycomb product is cured until the sealant is solidified to form the sealing gel.
Note that the periphery of the aluminum honeycomb product refers to a side edge that coincides with the thickness direction of the aluminum honeycomb product. In other words, the sealing gel serves to prevent liquid from infiltrating into the aluminum honeycomb article from gaps formed by the respective sheets of the aluminum honeycomb article being stacked on top of each other.
Referring to fig. 2 of the specification, a second preferred embodiment of the method 100 for testing the sealing performance of an aluminum honeycomb test article provided by the present invention is illustrated, and the second preferred embodiment is different from the first preferred embodiment in that, in the second preferred embodiment, the number of the aluminum honeycomb test samples is two, that is, a second aluminum honeycomb test sample is further included and has the same structure as the first aluminum honeycomb test sample.
In the second preferred embodiment, the method 100 for detecting the sealing performance of the aluminum honeycomb article further includes:
201: weighing the second aluminum honeycomb detection sample for the first time, wherein the second aluminum honeycomb detection sample has the same structure as the first aluminum honeycomb detection sample;
202: completely immersing the second aluminum honeycomb test specimen in water;
203: after the preset time, taking out and wiping the second aluminum honeycomb detection sample, and immediately weighing the second aluminum honeycomb detection sample for the second time;
204: and determining the sealing performance of the aluminum honeycomb product of the aluminum honeycomb detection sample based on the arithmetic mean of the water absorption of the first aluminum honeycomb detection sample and the water absorption of the second aluminum honeycomb detection sample, wherein the water absorption of the second aluminum honeycomb detection sample is the difference of the second aluminum honeycomb detection sample in two weight scales.
It should be noted that, in the second preferred embodiment, the aluminum honeycomb product of the second aluminum honeycomb test sample has the same structure as the aluminum honeycomb product of the first aluminum honeycomb test sample, and is made of the same aluminum honeycomb plate or aluminum honeycomb part with the same specification or model. The manufacturing process of the second aluminum honeycomb detection sample is similar to that of the first aluminum honeycomb detection sample, and is not repeated here. The requirements of the soaking and weighing processes of the second aluminum honeycomb detection sample are the same as those of the first aluminum honeycomb detection sample, and are not repeated here.
It is also noted that, in the second preferred embodiment, determining the sealing performance of the aluminum honeycomb article by measuring the average value of the water absorption amounts of two aluminum honeycomb test specimens enables the determined sealing performance of the aluminum honeycomb test specimens to be more accurate.
It should be noted that the step 201 can be implemented between the step 101 and the step 102, the step 202 can be implemented between the step 102 and the step 103, the step 203 can be implemented between the step 103 and the step 104, and the step 204 can be implemented after the step 104, that is, the first aluminum honeycomb test sample and the second aluminum honeycomb test sample are sequentially weighed for the first time, and the first aluminum honeycomb test sample and the second aluminum honeycomb test sample are sequentially weighed for the second time.
Referring to fig. 3 of the specification, a third preferred embodiment of the method 100 for testing the sealing performance of an aluminum honeycomb test article provided by the present invention is illustrated, and the third preferred embodiment is different from the first preferred embodiment and the second preferred embodiment in that, in the third preferred embodiment, the number of the aluminum honeycomb test samples is three, that is, a third aluminum honeycomb test sample is further included, and the third aluminum honeycomb test sample has the same structure as the first aluminum honeycomb test sample and the second aluminum honeycomb test sample.
In the third preferred embodiment, the method 100 for detecting the sealing performance of the aluminum honeycomb article further includes:
301: weighing the third aluminum honeycomb detection sample for the first time, wherein the third aluminum honeycomb detection sample has the same structure as the first aluminum honeycomb detection sample;
302: completely immersing the third aluminum honeycomb test specimen in water;
303: after the preset time, taking out and wiping the third aluminum honeycomb detection sample, and immediately weighing the third aluminum honeycomb detection sample for the second time; and
304: and determining the sealing performance of the aluminum honeycomb product of the aluminum honeycomb detection sample based on the arithmetic mean of the water absorption of the first aluminum honeycomb detection sample, the water absorption of the second aluminum honeycomb detection sample and the water absorption of the third aluminum honeycomb detection sample, wherein the water absorption of the third aluminum honeycomb detection sample is the difference of the third aluminum honeycomb detection sample obtained by weighing twice.
It should be noted that, in the third preferred embodiment, the aluminum honeycomb product of the third aluminum honeycomb test sample has the same structure as the aluminum honeycomb products of the first aluminum honeycomb test sample and the second aluminum honeycomb test sample, and is made of the same aluminum honeycomb plate or aluminum honeycomb part with the same specification or model. The manufacturing process of the third aluminum honeycomb detection sample is similar to the manufacturing process of the first aluminum honeycomb detection sample and the second aluminum honeycomb detection sample, and is not repeated here. The requirements of the immersion and weighing processes of the third aluminum honeycomb detection sample are the same as those of the first aluminum honeycomb detection sample and the second aluminum honeycomb detection sample, and are not repeated here.
It is also noted that, in the third preferred embodiment, determining the sealing performance of the aluminum honeycomb article by measuring the average value of the water absorption amounts of three aluminum honeycomb test specimens enables the determined sealing performance of the aluminum honeycomb test specimens to be more accurate.
It is to be understood that the number of the aluminum honeycomb test specimens can also be implemented as four, five, six or more, and the number of the aluminum honeycomb test specimens used should not be construed as limiting the present invention.
According to another aspect of the present invention, the present invention further provides an aluminum honeycomb test specimen, which includes an aluminum honeycomb product and a sealing gel sealed around the aluminum honeycomb product, wherein the periphery of the aluminum honeycomb product refers to a side edge that is aligned with the thickness direction of the aluminum honeycomb product. In other words, the sealing gel serves to prevent liquid from infiltrating into the aluminum honeycomb article from gaps formed by the respective sheets of the aluminum honeycomb article being stacked on top of each other. The aluminum honeycomb article had a horizontal cross-sectional dimension of 500 x 500 mm. The aluminum honeycomb product is an aluminum honeycomb sandwich structure or an aluminum honeycomb part.
According to another aspect of the invention, the invention further provides an aluminum honeycomb product sealing performance detection system, which comprises a soaking device, a weighing device, a wiping device and a timing device, wherein the soaking device is used for containing water, and the aluminum honeycomb detection sample can be completely immersed in the water after being placed in the soaking device, wherein the aluminum honeycomb detection sample comprises an aluminum honeycomb product and sealing gel which is captured at the periphery of the aluminum honeycomb product; the weighing device is used for measuring the weight of the aluminum honeycomb detection sample for the first time before the aluminum honeycomb detection sample is placed into the soaking device, weighing the weight of the aluminum honeycomb detection sample for the second time after the aluminum honeycomb detection sample is soaked in water of the soaking device for a preset time, and determining the sealing performance of the aluminum honeycomb product based on the water absorption capacity of the aluminum honeycomb detection sample, wherein the water absorption capacity is the difference value of the two weighing of the aluminum honeycomb detection sample; the wiping device is used for wiping the liquid on the surface of the aluminum honeycomb detection sample before the aluminum honeycomb detection sample is weighed for the second time; the timing device is used for recording the time for which the aluminum honeycomb detection sample is immersed in the water in the soaking device.
The aluminum honeycomb product sealing performance detection system further comprises a drying device for drying the aluminum honeycomb product before the sealing gel is coated on the periphery of the aluminum honeycomb product.
Further, the depth of the soaking device meets the requirement that when the aluminum honeycomb detection sample is completely immersed in water, the distance from the top end of the aluminum honeycomb detection sample to the water surface is more than 20mm, so that the sealing performance of the aluminum honeycomb product is detected under certain liquid pressure.
Preferably, the weighing device is an electronic balance, and the weight of the aluminum honeycomb detection sample is weighed to be accurate to gram. The drying device is a drying oven, and the aluminum honeycomb product is dried moderately before the sealing gel is coated on the periphery of the aluminum honeycomb product, so that the surface of the aluminum honeycomb product is free from water. The aluminum honeycomb product is a plate or a part with a cementing aluminum honeycomb sandwich structure with preset size.
It should be noted that the above embodiments can be freely combined as necessary. The foregoing is only a preferred embodiment of the present invention, and it should be noted that it is obvious to those skilled in the art that various modifications and improvements can be made without departing from the principle of the present invention, and these modifications and improvements should also be considered as the protection scope of the present invention.
Claims (10)
1. A method for detecting the sealing performance of an aluminum honeycomb product is characterized by comprising the following steps:
weighing an aluminum honeycomb detection sample for the first time, wherein the aluminum honeycomb detection sample comprises a dried aluminum honeycomb product and sealing gel sealed at the periphery of the aluminum honeycomb product;
completely immersing the aluminum honeycomb test sample in water;
after the preset time, taking out and wiping the aluminum honeycomb detection sample, and immediately weighing the aluminum honeycomb detection sample for the second time; and
and determining the sealing performance of the aluminum honeycomb product based on the water absorption capacity of the aluminum honeycomb detection sample, wherein the water absorption capacity of the aluminum honeycomb detection sample is the difference of the two weighing times of the aluminum honeycomb detection sample.
2. The method for detecting the sealing performance of an aluminum honeycomb article according to claim 1, wherein the number of the aluminum honeycomb detection samples is plural, and the sealing performance of the aluminum honeycomb article is determined based on the water absorption amounts of the plural aluminum honeycomb detection samples.
3. The method for detecting the sealing performance of the aluminum honeycomb product according to claim 1, wherein the preset time length of the aluminum honeycomb detection sample completely immersed in water is more than two hours.
4. The method for detecting the sealing performance of the aluminum honeycomb product according to claim 1, wherein when the aluminum honeycomb detection sample is completely immersed in water, the distance from the top end of the aluminum honeycomb detection sample to the water surface is more than 20 mm.
5. The method for detecting the sealing performance of the aluminum honeycomb product according to claim 1, wherein before the first weighing of the aluminum honeycomb test sample, the method further comprises:
manufacturing the aluminum honeycomb product with a preset size;
drying the aluminum honeycomb article; and
and sealing and forming sealing gel at the periphery of the aluminum honeycomb detection product so as to form the aluminum honeycomb detection sample.
6. The method for detecting the sealing performance of the aluminum honeycomb product according to claim 5, wherein the horizontal cross-sectional dimension of the aluminum honeycomb product is 500 x 500 mm.
7. The method for detecting the sealing performance of the aluminum honeycomb product according to claim 1, wherein the aluminum honeycomb product is an aluminum honeycomb sandwich structure or an aluminum honeycomb part.
8. An aluminum honeycomb article sealability detection system comprising:
the soaking device is used for containing water, and the aluminum honeycomb detection sample can be completely soaked in the water after being placed in the soaking device, wherein the aluminum honeycomb detection sample comprises an aluminum honeycomb product and sealing gel arranged on the periphery of the aluminum honeycomb product;
the weighing device is used for weighing the aluminum honeycomb detection sample for the first time before the aluminum honeycomb detection sample is placed in the soaking device, weighing the aluminum honeycomb detection sample for the second time after the aluminum honeycomb detection sample is soaked in the water of the soaking device for a preset time, and determining the sealing performance of the aluminum honeycomb product based on the water absorption capacity of the aluminum honeycomb detection sample, wherein the water absorption capacity is the difference value of the two weighing of the aluminum honeycomb detection sample;
the wiping device is used for wiping the liquid on the surface of the aluminum honeycomb detection sample before the aluminum honeycomb detection sample is weighed for the second time; and
and the timing device is used for recording the time for which the aluminum honeycomb detection sample is immersed in the water.
9. The aluminum honeycomb article sealability detection system of claim 8, further comprising:
a drying device for drying the aluminum honeycomb article prior to applying the sealing gel to the periphery of the aluminum honeycomb article.
10. The aluminum honeycomb product sealing performance detection system of claim 8, wherein the depth of the soaking device is such that the distance from the top end of the aluminum honeycomb test sample to the water surface is more than 20mm when the aluminum honeycomb test sample is completely immersed in water.
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CA2342119A1 (en) * | 2001-03-23 | 2002-09-23 | Universite Du Quebec A Montreal (Uqam) | Automation of the water absorption test in porous materials |
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