CN109781544A - A kind of device and method of test fabric morphological plasticity - Google Patents
A kind of device and method of test fabric morphological plasticity Download PDFInfo
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- CN109781544A CN109781544A CN201910026132.4A CN201910026132A CN109781544A CN 109781544 A CN109781544 A CN 109781544A CN 201910026132 A CN201910026132 A CN 201910026132A CN 109781544 A CN109781544 A CN 109781544A
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Abstract
The invention discloses a kind of device and methods of test fabric morphological plasticity, device includes upper slot and lower slot, the upper slot and the lower slot are closely engaged, the upper slot includes the first recessed portion and the first protrusion, the lower slot includes the second recessed portion and the second protrusion, first recessed portion is matched with second protrusion, first protrusion and second recessed portion cooperation；Sample is gently put into lower slot the following steps are included: materials by method；Sample is pressed with hand, keeps sample and lower slot upper surface closely sturdy；It is directed at lower slot, gently puts down slot；Sheet glass is placed in upper slot upper surface, then puts counterweight on the glass sheet；After applying pressure to sample and keep 4min~5min, removal pressure；Sample is taken out, is placed on test platform table top, by calming down naturally for 1min~2min；Calculate the formative memory coefficient of fabric；The present invention is capable of providing the test and evaluation method of the main performance of fabric with form memory function product.
Description
Technical field
The present invention relates to field of textiles, are more particularly to a kind of device and method of test fabric morphological plasticity.
Background technique
Ptt fiber is a kind of new type polyester fiber, and strand forms helical arrangement, when by external force as spring that
The change of bond angle and the rotation of key can occur for sample, to generate biggish elongation and reply.Formative memory fabric refers to utilization
Ptt fiber is process the woven fabric with preferable morphological plasticity and form recovery.
Morphological plasticity refers to that fabric generates metamorphosis in the case where certain external force such as being grabbed, being squeezed, rolled over, pressed and can
The characteristic of form after holding deformation.This form can be any form according to force way.Now research makes a kind of device,
Groove shapes are formed, by pressurizeing after being repetitively folded of sample, making fabric generate folding line, and keep this variation in a groove
The degree of form afterwards carrys out the memory performance of test fabric.It is now plastic come the morphologies for expressing fabric with formative memory coefficient
Property.
Currently, ptt fiber class product has formd a major class series of products, the market sales volume constantly increases.Through investigating,
Evaluation method and relevant criterion without the main performance of fabric with form memory function product both at home and abroad, is not able to satisfy each side to product
The requirement of the detection foundation of performance and quality.
Summary of the invention
Technical problem to be solved by the present invention lies in the prior arts not to have the main performance of fabric with form memory function product
Test method and evaluation method.
The present invention is to solve a kind of above-mentioned technical problem: dress of test fabric morphological plasticity by the following technical programs
It sets, including upper slot and lower slot, the upper slot and the lower slot are closely engaged, and the upper slot includes the first recessed portion and the first protrusion
Portion, the lower slot include the second recessed portion and the second protrusion, and first recessed portion is matched with second protrusion, institute
State the first protrusion and second recessed portion cooperation.
Preferably, first recessed portion is identical with the second protrusion cross sectional shape, first protrusion and institute
It is identical to state the second recessed portion cross sectional shape.
Preferably, first recessed portion and the second protrusion cross sectional shape are rectangle, semicircle or irregular shape
Shape.
Preferably, second recessed portion and the first protrusion cross sectional shape are rectangle, semicircle or irregular shape
Shape.
A kind of method of test fabric morphological plasticity, comprising the following steps:
Step a: one piece of rectangle memory fabric sample is taken, sample is gently put into lower slot；
Step b: pressing lightly on sample with hand, so that the cloth cover of sample and lower slot upper surface are closely sturdy；
Step c: taking slot, and the first recessed portion be directed at the second protrusion, and the first protrusion is directed at the second recessed portion,
Gently put down slot；
Step d: sheet glass is gently placed in upper slot upper surface and is bonded upper slot plane and center, then is put on the glass sheet
Counterweight；
Step e: upper slot and counterweight are to sample application pressure and after keeping 4min~5min, slot and counterweight on removal；
Step f: gently taking out sample, is put down gently on test platform table top naturally, by calming down naturally for 1min~2min；
Step g: with the length in straight steel ruler measurement sample crimping direction, before deformation, after deformation under natural formation state
Length ratio rate before fabric length difference and fabric deformation, calculates the formative memory coefficient of fabric, unit is %.
Preferably, the counterweight bottom surface is smooth, and the quality of the counterweight is chosen as needed, the mass range of the counterweight
For 1kg~4kg.
Preferably, the sample lease making to two kinds of broadwise, and sample is through to respectively taking 5 pieces with broadwise, the length of the sample
With the wide length and width for being less than the upper slot and lower slot.
Preferably, test fabric morphological plasticity carries out on horizontal, smooth test platform.
Preferably, the length and width of the sheet glass is equal to the length and width of the upper slot, the thickness of the sheet glass
Degree is 2mm~4mm.
Preferably, the measurement accuracy of the straight steel ruler is 0.5mm.
The present invention have the advantage that compared with prior art by design can test fabric morphological plasticity groove pressurization
Device carries out fabric shape plasticity testing experiment on the apparatus, provides a kind of method of test fabric morphological plasticity, energy
It is enough to be analyzed according to the test method, process and data, formulate the assessment technique index of the morphological plasticity of formative memory fabric.
Detailed description of the invention
In order to illustrate more clearly of technical solution of the present invention, attached drawing needed in invention description will be made below
Simply introduce, it should be apparent that, drawings in the following description are only some embodiments of the invention, common for this field
For technical staff, without creative efforts, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is a kind of schematic device of test fabric morphological plasticity disclosed in the embodiment of the present invention；
Fig. 2 is a kind of method flow diagram of test fabric morphological plasticity disclosed in the embodiment of the present invention；
Specific embodiment
It elaborates below to the embodiment of the present invention, the present embodiment carries out under the premise of the technical scheme of the present invention
Implement, the detailed implementation method and specific operation process are given, but protection scope of the present invention is not limited to following implementation
Example.
As shown in Figure 1, a kind of device of test fabric morphological plasticity, including upper slot 1 and lower slot 2.
The upper slot 1 include the first recessed portion 101 and the first protrusion 102, the upper slot 1 generally rectangular block shape,
Recess forms first between the first adjacent recessed portion 101 there are three the first recessed portion 101 upwards at equal intervals for rectangular block bottom surface
Protrusion 102, there are two the first protrusions 102.
The lower slot 2 include the second recessed portion 201 and the second protrusion 202, the lower slot 2 generally rectangular block shape,
Rectangular block width and length are of same size with upper slot 1, and lower 2 top of slot raises upward at equal intervals, and there are three the second protrusions
202, the second recessed portion 201 is formed between the second adjacent protrusion 202, and there are two the second recessed portions 201, the lower slot 2
Total height is identical as the total height of the upper slot 1.
First recessed portion 101 is matched with second protrusion 202, first protrusion 102 and described
The cooperation of two recessed portions 201.The upper slot 1 and the lower slot 2 are closely engaged.First recessed portion 101 and second protrusion
202 cross sectional shape of portion is identical, and first protrusion 102 is identical with 201 cross sectional shape of the second recessed portion.Described first is recessed
Concave portion 101 and 202 cross sectional shape of the second protrusion are rectangle, semicircle or irregular shape.Second recessed portion 201
It is rectangle, semicircle or irregular shape with 102 cross sectional shape of the first protrusion.
As shown in Fig. 2, a kind of method of test fabric morphological plasticity, comprising the following steps:
S1: one piece of rectangle memory fabric sample 3 is taken, sample 3 is gently put into lower slot；3 lease making of sample to
Two kinds of broadwise, and sample 3 is through to respectively taking 5 pieces with broadwise, the length of the sample 3 and the wide length for being less than the upper slot and lower slot and
Width, the long 120mm* wide 20mm of 3 size of sample in the present embodiment；
S2: pressing lightly on sample 3 with hand, so that the cloth cover of sample 3 and lower slot upper surface are closely sturdy；
S3: slot is taken, and the first recessed portion 101 is directed at the second protrusion 202, the first protrusion 102 alignment second
Recessed portion 201 gently puts down slot, the length 130mm of test fabric morphological plasticity device, width 30mm in the present embodiment,
Total height 40mm；Lower slot is respectively connected side section width and height is 10mm；
S4: sheet glass is gently placed in upper slot upper surface and is bonded upper slot plane and center, then puts weight on the glass sheet
Code；The length and width of the sheet glass is equal to the length and width of the upper slot, sheet glass specific size in the present embodiment
130mm*30mm*3mm；The counterweight bottom surface is smooth, and the quality of the counterweight is chosen as needed, the mass range of the counterweight
For 1kg~4kg.
S5: upper slot and counterweight are to the application pressure of sample 3 and after keeping 4min~5min, slot and counterweight on removal；
S6: sample 3 is gently taken out, is put down gently on test platform table top naturally, by calming down naturally for 1min~2min；
S7: measuring the length in 3 crimping direction of sample, the length 300mm of the straight steel ruler with straight steel ruler, and measurement accuracy is
0.5mm, with the fabric length difference before deformation, after deformation under natural formation state and the length ratio rate before fabric deformation, meter
The formative memory coefficient of fabric is calculated, unit is %.
Specifically, test fabric morphological plasticity carries out on horizontal, smooth test platform.
As shown in table 1, after calculating and be averaged according to test data, the form that fabric is evaluated using objective evaluation is plastic
Property, choosing panmnesi class, half memory class and imitative memory class three classes polyester fiber dimension formative memory kind fabric is sample, every kind polyester
Fiber dimension formative memory kind fabric choose a variety of different raw materials, every kind of raw material fabric through selecting 5 pieces to be tested to broadwise,
Polyester fiber formative memory kind fabric sample and feature inventory are shown in Table 1.
1 polyester fiber formative memory kind fabric sample of table and feature inventory
According to repetition test and verifying, different counterweights is chosen, pressure is respectively adopted 1kg, 2kg, 3kg, 4kg etc. and is tried
It tests, calculates memory coefficient, according to the very poor and variance size of same group of data, it is preferable to determine using the pressure of 2kg relatively reasonable,
It calculates memory ratio test data and is shown in Table 2.
2 groove pressurization test data table of table
As shown in table 2, by different type memory fabric test and its data analyze, test data uniformly, stablize,
Rationally, test result meets the practical memory character of fabric, and the memory coefficient of panmnesi fabric is all larger than 20%, half memory fabric
Memory coefficient be all larger than 15%, so this test method rationally, science, effectively.
It is analyzed according to the above test method, process and data, commenting for the morphological plasticity of formative memory fabric can be formulated
Valence technical indicator are as follows: formative memory Xi Shuo≤20% of panmnesi fabric, formative memory Xi Shuo≤15% of half memory fabric.This
Index can be used as work out company standard, group norms, professional standard reference and foundation, can for Enterprises Quality Management, production-supply-marketing,
Domestic and international trade provides the foundation of science.
By above technical scheme, the present invention pass through design can test fabric morphological plasticity groove pressurizing device,
Fabric shape plasticity testing experiment is carried out on the apparatus, and a kind of method of test fabric morphological plasticity, Neng Gougen are provided
It is analyzed according to the test method, process and data, formulates the assessment technique index of the morphological plasticity of formative memory fabric.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.
Claims (10)
1. a kind of device of test fabric morphological plasticity, which is characterized in that including upper slot and lower slot, the upper slot and it is described under
Slot is closely engaged, and the upper slot includes the first recessed portion and the first protrusion, and the lower slot includes that the second recessed portion and second are convex
Portion out, first recessed portion are matched with second protrusion, first protrusion and second recessed portion cooperation.
2. a kind of device of test fabric morphological plasticity according to claim 1, which is characterized in that first recess
Portion is identical with the second protrusion cross sectional shape, and first protrusion is identical with the second recessed portion cross sectional shape.
3. a kind of device of test fabric morphological plasticity according to claim 2, which is characterized in that first recess
Portion and the second protrusion cross sectional shape are rectangle, semicircle or irregular shape.
4. a kind of device of test fabric morphological plasticity according to claim 2, which is characterized in that second recess
Portion and the first protrusion cross sectional shape are rectangle, semicircle or irregular shape.
5. a kind of device to test fabric shape using the described in any item test fabric morphological plasticities of claim 1-4 is plastic
The method of property, which comprises the following steps:
Step a: one piece of rectangle memory fabric sample is taken, sample is gently put into lower slot；
Step b: pressing lightly on sample with hand, so that the cloth cover of sample and lower slot upper surface are closely sturdy；
Step c: slot is taken, and the first recessed portion is directed at the second protrusion, the first protrusion is directed at the second recessed portion, gently
Put down slot；
Step d: sheet glass is gently placed in upper slot upper surface and is bonded upper slot plane and center, then puts weight on the glass sheet
Code；
Step e: upper slot and counterweight are to sample application pressure and after keeping 4min~5min, slot and counterweight on removal；
Step f: gently taking out sample, is put down gently on test platform table top naturally, by calming down naturally for 1min~2min；
Step g: measuring the length in sample crimping direction with straight steel ruler, with the fabric before deformation, after deformation under natural formation state
Length ratio rate before length difference and fabric deformation, calculates the formative memory coefficient of fabric, unit is %.
6. a kind of method of test fabric morphological plasticity according to claim 5, which is characterized in that the counterweight bottom surface
Smooth, the quality of the counterweight is chosen as needed, and the mass range of the counterweight is 1kg~4kg.
7. a kind of method of test fabric morphological plasticity according to claim 5, which is characterized in that the sample lease making
To with two kinds of broadwise, and sample is through to respectively taking 5 pieces with broadwise, the length of the sample and the wide length for being less than the upper slot and lower slot
And width.
8. a kind of method of test fabric morphological plasticity according to claim 5, which is characterized in that test fabric form
Plasticity carries out on horizontal, smooth test platform.
9. a kind of method of test fabric morphological plasticity according to claim 5, which is characterized in that the sheet glass
Length and width be equal to the upper slot length and width, the sheet glass with a thickness of 2mm~4mm.
10. a kind of method of test fabric morphological plasticity according to claim 5, which is characterized in that the straight steel ruler
Measurement accuracy be 0.5mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201910026132.4A CN109781544A (en) | 2019-01-11 | 2019-01-11 | A kind of device and method of test fabric morphological plasticity |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910026132.4A CN109781544A (en) | 2019-01-11 | 2019-01-11 | A kind of device and method of test fabric morphological plasticity |
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| CN201910026132.4A Withdrawn CN109781544A (en) | 2019-01-11 | 2019-01-11 | A kind of device and method of test fabric morphological plasticity |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111504763A (en) * | 2020-05-18 | 2020-08-07 | 浙江理工大学 | Method for testing pleat retentivity of garment material |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111504763A (en) * | 2020-05-18 | 2020-08-07 | 浙江理工大学 | Method for testing pleat retentivity of garment material |
| CN111504763B (en) * | 2020-05-18 | 2023-12-05 | 杭州福恩股份有限公司 | Method for testing pleat retention of garment fabric |
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Application publication date: 20190521 |
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