CN111426558A - Spherical compression measuring device and measuring method for compression comfort performance of spaced composite fabric for mattress - Google Patents
Spherical compression measuring device and measuring method for compression comfort performance of spaced composite fabric for mattress Download PDFInfo
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- CN111426558A CN111426558A CN202010387844.1A CN202010387844A CN111426558A CN 111426558 A CN111426558 A CN 111426558A CN 202010387844 A CN202010387844 A CN 202010387844A CN 111426558 A CN111426558 A CN 111426558A
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- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
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- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
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Abstract
The invention discloses a spherical compression measuring device and a measuring method for compression comfort performance of a spaced composite fabric for a mattress, wherein the spherical compression measuring device comprises a platform mechanism, a compression mechanism, a clamping mechanism and a compression sensing mechanism, the compression mechanism and the clamping mechanism are fixed on the platform mechanism, the compression sensing mechanism is fixedly connected to the compression mechanism, the compression mechanism can drive the compression sensing mechanism to compress the spaced composite fabric for the mattress placed on the clamping mechanism, and the anti-compression force, the temperature and the humidity of each region of the spaced composite fabric for the mattress are obtained through a force sensor, a temperature sensor or a humidity sensor which are arranged on the compression sensing mechanism. The spherical compression measuring device for the compression comfort performance of the spaced composite fabric for the mattress provided by the invention has the advantages of simple structure and convenience in use, and can be used for measuring the compression comfort performance of the spaced fabric, the laminated fabric, the bedding, the composite fabric, the foam or the sponge.
Description
Technical Field
The invention relates to the technical field of textile precision measuring instruments, in particular to a device and a method for measuring the compression comfort performance of a spaced composite fabric for a mattress, which can better realize the measurement of local stress, temperature and humidity of the spaced composite fabric for an anisotropic mattress in spherical compression and are suitable for the spherical pressure head compression measurement of the spaced fabric, laminated fabric, three-dimensional woven fabric, three-dimensional knitted fabric, non-woven fabric, composite fabric, foam or sponge.
Background
With the expanded application of the spacing composite fabric for the mattress in the home textile industry and the medical field, the functional porous spacing fabric is increasingly favored, and the sheet is gradually used in home textile products such as mattresses, cushions and the like. The spacer fabric is composed of a spacer structure formed by connecting upper and lower surface layer fabrics by spacer yarns, has large pores, and has excellent moisture permeability, air permeability, heat dissipation and compression comfort performance. Thus, the spacer fabric may be laminated or combined with other fabrics or batts depending on the application. However, due to the substantially greater thickness of such composite fabrics than conventional apparel textiles, the previously substantially negligible compressive properties in the thickness direction become of particular importance. Spacer fabrics, which are highly appreciated for medical mattress and cushion products, interact with the human body in a manner that involves analysis of force, temperature and humidity. However, the conventional fabric compression test is basically to directly place the fabric under a compressor for compression performance test (GB/T24442.2-2009, part 2 of the determination of the compression performance of the textile: isokinetic method; GB/T24442.1-2009, part 1 of the determination of the compression performance of the textile: constant method).
Therefore, the existing compression experimental device is difficult to meet the compression comfort measurement of the composite fabric for the mattress, and a special testing mechanism is necessary to be developed aiming at the composite spacing fabric for the mattress, the experimental device can be used for measuring the comprehensive stress state in the compression deformation process of the material, and the testing device for the force, the temperature and the humidity of a local area.
The invention aims to provide a device and a method for measuring the compression comfort performance of a composite spacer fabric for a mattress.
Disclosure of Invention
The purpose of the invention is as follows: the invention aims to provide a device and a method for measuring the compression comfort performance of a composite spacer fabric for a mattress.
The technical scheme is as follows: the utility model provides a spherical compression measuring device of interval compound fabric oppression comfort performance for mattress, including platform mechanism, compressing mechanism, fixture and oppression sensing mechanism, compressing mechanism and fixture all are fixed in on the platform mechanism, oppression sensing mechanism rigid coupling is on compressing mechanism, compressing mechanism can drive the compression sensing mechanism compression and place the interval compound fabric for the mattress on fixture, through the last force sensor who arranges of oppression sensing mechanism, temperature sensor or humidity transducer, obtain the anti-compression force of each region of interval compound fabric for the mattress, temperature and humidity, accomplish the oppression comfort performance measurement of interval compound fabric for the mattress.
Preferably, the platform mechanism is composed of a bottom plate and a pair of vertical beams, and the pair of vertical beams are fixed on the bottom plate.
As optimization, the compression mechanism comprises a motor, a transmission gear, a screw rod, a nut and a middle beam, wherein the transmission gear drives the screw rod to rotate through the driving of the motor; the nut is fixedly connected with the middle beam, and the nut and the middle beam can vertically move up and down under the rotation of the screw rod.
As optimization, the vertical up-and-down moving speed of the nut and the middle beam can be set, and the range is 12-600 mm/min.
The clamping mechanism is optimized to be composed of an upper pressure plate, a lower bottom plate and fixing needles, wherein cylindrical holes are formed in the upper pressure plate and the lower bottom plate, the cylindrical holes in the upper pressure plate and the cylindrical holes in the lower bottom plate are in one-to-one correspondence, the cylindrical holes are uniformly distributed on the circumference, and the number of the holes can be 4-36; the fixing needles can pass through the cylindrical holes on the upper pressing plate and the lower bottom plate and are used for fixing the spacing composite fabric for the mattress placed on the lower bottom plate.
As optimization, the weight of the upper pressing plate can be selected and ranges from 1 kg to 20 kg; the diameter of the fixing needle can be selected, and the diameter range is 1-5 mm.
As optimization, the compression sensing mechanism consists of a hemisphere, a hole, a fixed rod, a pressure touch sensor, a temperature sensor, a humidity sensor and a force touch sensor; the fixed rod is fixedly connected with the hemispheroid; one end of the force sensor is fixed on the middle beam, and the other end of the force sensor is fixedly connected with the fixed rod; the hemisphere is provided with a hole, and the hole takes the sphere center of the hemisphere as a ray breakpoint and radiates from the sphere center to the surface of the hemisphere; the projection of the holes on the upper surface of the hemisphere is concentric rings, the number of the rings can be set, the range is 6-24, and the number of the holes on each ring can be set, the range is 12-48; the pressure touch sensor, the temperature sensor and the humidity sensor are respectively inserted into the holes and are uniformly arranged at intervals.
As optimization, the diameter of the hemisphere can be set within the range of 15cm-80cm, and the spherical pressure head is made of stainless steel materials, glass fiber materials, aluminum alloy materials or glass balls.
A test method of a spherical compression measuring device for the compression comfort performance of a spaced composite fabric for a mattress comprises the following test steps:
1) cutting the interval composite fabric for the mattress into a circular sample;
2) placing a sample on a lower bottom plate of the clamping mechanism, pressing an upper pressure plate on the sample, sequentially penetrating fixing pins through cylindrical through holes in the upper pressure plate, and inserting the fixing pins into the cylindrical holes in the lower bottom plate;
3) the motor is started, the transmission gear, the lead screw and the nut are sequentially driven to rotate, the middle beam, the force touch sensor, the fixed rod and the hemisphere provided with the pressure touch sensor, the temperature sensor and the humidity sensor are driven to move downwards, and a sample placed on the clamping mechanism is compressed;
4) the compressive force of the whole hemisphere is obtained through a force sensor, the compressive displacement of the hemisphere is obtained through the moving speed of the hemisphere, and the force, the temperature and the humidity of a local area of a sample are obtained through a pressure touch sensor, a temperature sensor and a humidity sensor which are arranged on the hemisphere; and obtaining a local area force-displacement curve, a temperature-displacement curve, a humidity-displacement curve, a comprehensive force-displacement curve and the like, and extracting parameters according to the curves to evaluate the compression comfort of the sample.
The application of the spherical compression measuring device for the compression comfort performance of the spaced composite fabric for the mattress is applied to the compression comfort measurement of the spaced fabric, the laminated fabric, the bedding, the composite fabric, the foam or the sponge.
Has the advantages that: the spherical compression measuring device for the interval composite fabric compression comfort performance of the mattress has the following advantages:
1) the device is a multi-sensor integrated measuring device, and can obtain the results of force, temperature and humidity of local areas of the spaced composite fabric for the mattress; but also can obtain the comprehensive compression resistance of the spacing composite fabric for the mattress;
2) the measuring device has simple structure and convenient use, and can be used for measuring the compression comfort of spacing fabrics, laminated fabrics, bedding, composite fabrics, foams or sponges.
3) The principle of the spherical compression measuring device for the compression comfort performance of the spaced composite fabric for the mattress is that the circular spaced composite fabric for the mattress is placed on the clamping mechanism, and the circumferential edge of the spaced composite fabric for the mattress is fixed by the clamping mechanism, so that the spaced composite fabric for the mattress is prevented from horizontally moving in the compression process; the compression mechanism can drive the compression sensing mechanism to compress the mattress spacing composite fabric placed on the clamping mechanism, and the compression resistance, the temperature and the humidity of each area of the mattress spacing composite fabric in the compression process are obtained through the force sensor, the temperature sensor or the humidity sensor arranged on the compression sensing mechanism; and (3) carrying out research on compression comfort by extracting parameters such as the obtained local area force-displacement curve, temperature-displacement curve, humidity-displacement curve, comprehensive force-displacement curve and the like.
Drawings
FIG. 1 is a schematic diagram of the apparatus of the present invention;
FIG. 2 is a schematic view of a compression sensing mechanism according to the present invention;
FIG. 3 is a schematic view of sensors disposed on the compression sensing mechanism of the present invention;
FIG. 4 is a schematic view of a clamping mechanism of the present invention;
in the figure: 1-platform mechanism 1, 11-bottom plate, 12-vertical beam, 2-compression mechanism, 21-motor, 22-transmission gear, 23-screw rod, 24-nut, 25-middle beam, 3-clamping mechanism, 31-upper pressure plate, 32-lower bottom plate, 33-fixing needle, 4-compression sensing mechanism, 41-hemisphere, 42-hole, 43-fixing rod, 44-force sensor, 45-temperature sensor, 46-humidity sensor, 47-pressure sensor and 5-sample.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below so that those skilled in the art can better understand the advantages and features of the present invention, and thus the scope of the present invention will be more clearly defined. The embodiments described herein are only a few embodiments of the present invention, rather than all embodiments, and all other embodiments that can be derived by one of ordinary skill in the art without inventive faculty based on the embodiments described herein are intended to fall within the scope of the present invention.
As shown in fig. 1-4, a spherical compression measuring device for measuring the compression comfort performance of a spaced composite fabric for a mattress relates to the following specific embodiments:
example 1 compression comfort measurement of spacer fabrics
Cutting the single-layer spacer fabric 5 for the mattress into a circular sample with a circular area of 100cm2(ii) a Placing a sample on a lower bottom plate 32 of a clamping mechanism 3, wherein cylindrical holes on an upper pressure plate 31 and the lower bottom plate 32 are uniformly distributed on the circumference, and the number of the holes is 12; pressing an upper pressure plate 31 weighing 5kg on the sample, and sequentially penetrating fixing pins 33 with the diameter of 2mm through cylindrical through holes in the upper pressure plate 31 and inserting the fixing pins into cylindrical holes in a lower bottom plate 32; the motor 21 is started, the transmission gear 22, the screw rod 23 and the nut 24 are sequentially driven to rotate, the middle beam 25, the force touch sensor 47, the fixing rod 42 and the hemisphere 41 which is provided with the pressure touch sensor 44, the temperature sensor 45 and the humidity sensor 46 are driven to move downwards at the speed of 12mm/min, a sample placed on the clamping mechanism 3 is compressed, wherein the diameter of the hemisphere 41 is 18cm, the material of the hemisphere is made of stainless steel materials, the projection of the hole 42 in the hemisphere 41 on the upper surface of the hemisphere 41 is concentric rings, the number of the rings is 12, and the number of the holes 42 in each ring is 24; the pressure touch sensor 44, the temperature sensor 45 and the humidity sensor 46 are respectively inserted into the holes 42 and are uniformly arranged at intervals; the whole compression resistance of the hemisphere 41 is obtained through the force sensor 47, the compression displacement of the hemisphere is obtained through the moving speed of the hemisphere 41, and the force, the temperature and the humidity of a local area of the sample are obtained through the pressure touch sensor 44, the temperature sensor 45 and the humidity sensor 46 which are arranged on the hemisphere 41; and obtaining a local area force-displacement curve, a temperature-displacement curve, a humidity-displacement curve, a comprehensive force-displacement curve and the like, and extracting parameters according to the curves to evaluate the compression comfort of the sample.
Example 2 measurement of compression comfort of a multilayer spacer Fabric
Cutting the multi-layer spaced composite fabric 5 for the mattress into a circular sample with a circular area of 200cm2(ii) a The sample is placed on the lower base plate 32, the upper press plate 31 and the lower base plate of the holding mechanism 332, the cylindrical holes are uniformly distributed on the circumference, and the number of the holes is 36; pressing an upper pressure plate 31 with the weight of 10kg on a sample, and sequentially penetrating fixing pins 33 with the diameter of 1mm through cylindrical through holes in the upper pressure plate 31 and inserting the fixing pins into cylindrical holes in a lower bottom plate 32; the motor 21 is started, the transmission gear 22, the screw rod 23 and the nut 24 are sequentially driven to rotate, the middle beam 25, the force touch sensor 47, the fixing rod 42 and the hemisphere 41 which is provided with the pressure touch sensor 44, the temperature sensor 45 and the humidity sensor 46 are driven to move downwards at the speed of 24mm/min, a sample placed on the clamping mechanism 3 is compressed, wherein the hemisphere 41 is 20cm in diameter and made of an aluminum alloy material, the projection of the hole 42 in the hemisphere 41 on the upper surface of the hemisphere 41 is concentric rings, the number of the rings is 12, and the number of the holes 42 in each ring is 12; the pressure touch sensor 44, the temperature sensor 45 and the humidity sensor 46 are respectively inserted into the holes 42 and are uniformly arranged at intervals; the whole compression resistance of the hemisphere 41 is obtained through the force sensor 47, the compression displacement of the hemisphere is obtained through the moving speed of the hemisphere 41, and the force, the temperature and the humidity of a local area of the sample are obtained through the pressure touch sensor 44, the temperature sensor 45 and the humidity sensor 46 which are arranged on the hemisphere 41; and obtaining a local area force-displacement curve, a temperature-displacement curve, a humidity-displacement curve, a comprehensive force-displacement curve and the like, and extracting parameters according to the curves to evaluate the compression comfort of the sample.
Example 3 compression comfort measurement of laminated spacer composite fabrics
Cutting the mattress into a circular sample with the circular area of 400cm2 by using the laminating interval compound 5; placing the sample on a lower bottom plate 32 of a clamping mechanism 3, wherein cylindrical holes on an upper pressure plate 31 and the lower bottom plate 32 are uniformly distributed on the circumference, and the number of the holes is 24; pressing an upper pressure plate 31 with the weight of 80kg on a sample, sequentially penetrating fixing pins 33 with the diameter of 3mm through cylindrical through holes in the upper pressure plate 31 and inserting the fixing pins into cylindrical holes in a lower bottom plate 32; the motor 21 is started, the transmission gear 22, the screw rod 23 and the nut 24 are sequentially driven to rotate, the middle beam 25, the force touch sensor 47, the fixing rod 42 and the hemisphere 41 which is provided with the pressure touch sensor 44, the temperature sensor 45 and the humidity sensor 46 are driven to move downwards at the speed of 60mm/min, a sample placed on the clamping mechanism 3 is compressed, wherein the hemisphere 41 is 40cm in diameter and made of glass fiber materials, the projection of the hole 42 in the hemisphere 41 on the upper surface of the hemisphere 41 is concentric rings, the number of the rings is 8, and the number of the holes 42 in each ring is 12; the pressure touch sensor 44, the temperature sensor 45 and the humidity sensor 46 are respectively inserted into the holes 42 and are uniformly arranged at intervals; the whole compression resistance of the hemisphere 41 is obtained through the force sensor 47, the compression displacement of the hemisphere is obtained through the moving speed of the hemisphere 41, and the force, the temperature and the humidity of a local area of the sample are obtained through the pressure touch sensor 44, the temperature sensor 45 and the humidity sensor 46 which are arranged on the hemisphere 41; and obtaining a local area force-displacement curve, a temperature-displacement curve, a humidity-displacement curve, a comprehensive force-displacement curve and the like, and extracting parameters according to the curves to evaluate the compression comfort of the sample.
EXAMPLE 4 measurement of compression comfort of bedding/spacer Fabric composite
Cutting the bedding/spacer fabric composite fabric 5 into a circular sample with the circular area of 400cm 2; placing a sample on a lower bottom plate 32 of a clamping mechanism 3, wherein cylindrical holes on an upper pressure plate 31 and the lower bottom plate 32 are uniformly distributed on the circumference, and the number of the holes is 12; pressing an upper pressure plate 31 with the weight of 1-20kg on the sample, and sequentially penetrating fixing pins 33 with the diameter of 1mm through cylindrical through holes in the upper pressure plate 31 and inserting the fixing pins into cylindrical holes in a lower bottom plate 32; the motor 21 is started, the transmission gear 22, the screw rod 23 and the nut 24 are sequentially driven to rotate, the middle beam 25, the force touch sensor 47, the fixing rod 42 and the hemisphere 41 which is provided with the pressure touch sensor 44, the temperature sensor 45 and the humidity sensor 46 are driven to move downwards at the speed of 24mm/min, a sample placed on the clamping mechanism 3 is compressed, wherein the diameter of the hemisphere 41 is 24cm, the material of the hemisphere is stainless steel material, glass fiber material, aluminum alloy material or glass ball, the projection of the hole 42 in the hemisphere 41 on the upper surface of the hemisphere 41 is concentric rings, the number of the rings is 12, and the number of the holes 42 in each ring is 24; the pressure touch sensor 44, the temperature sensor 45 and the humidity sensor 46 are respectively inserted into the holes 42 and are uniformly arranged at intervals; the whole compression resistance of the hemisphere 41 is obtained through the force sensor 47, the compression displacement of the hemisphere is obtained through the moving speed of the hemisphere 41, and the force, the temperature and the humidity of a local area of the sample are obtained through the pressure touch sensor 44, the temperature sensor 45 and the humidity sensor 46 which are arranged on the hemisphere 41; and obtaining a local area force-displacement curve, a temperature-displacement curve, a humidity-displacement curve, a comprehensive force-displacement curve and the like, and extracting parameters according to the curves to evaluate the compression comfort of the sample.
Example 5 compression comfort measurement of sponge/spacer Fabric composite Fabric
Cutting the sponge/spacer fabric composite fabric 5 for the mattress into a circular sample with the circular area of 400cm 2; placing a sample on a lower bottom plate 32 of a clamping mechanism 3, wherein cylindrical holes on an upper pressure plate 31 and the lower bottom plate 32 are uniformly distributed on the circumference, and the number of the holes is 6; pressing an upper pressure plate 31 with the weight of 10kg on a sample, and sequentially penetrating fixing pins 33 with the diameter of 2mm through cylindrical through holes in the upper pressure plate 31 and inserting the fixing pins into cylindrical holes in a lower bottom plate 32; the motor 21 is started, the transmission gear 22, the screw rod 23 and the nut 24 are sequentially driven to rotate, the middle beam 25, the force touch sensor 47, the fixing rod 42 and the hemisphere 41 which is provided with the pressure touch sensor 44, the temperature sensor 45 and the humidity sensor 46 are driven to move downwards at the speed of 120mm/min, a sample placed on the clamping mechanism 3 is compressed, wherein the diameter of the hemisphere 41 is 40cm, the material of the hemisphere is stainless steel material, glass fiber material, aluminum alloy material or glass ball, the projection of the hole 42 in the hemisphere 41 on the upper surface of the hemisphere 41 is concentric rings, the number of the rings is 12, and the number of the holes 42 in each ring is 36; the pressure touch sensor 44, the temperature sensor 45 and the humidity sensor 46 are respectively inserted into the holes 42 and are uniformly arranged at intervals; the whole compression resistance of the hemisphere 41 is obtained through the force sensor 47, the compression displacement of the hemisphere is obtained through the moving speed of the hemisphere 41, and the force, the temperature and the humidity of a local area of the sample are obtained through the pressure touch sensor 44, the temperature sensor 45 and the humidity sensor 46 which are arranged on the hemisphere 41; and obtaining a local area force-displacement curve, a temperature-displacement curve, a humidity-displacement curve, a comprehensive force-displacement curve and the like, and extracting parameters according to the curves to evaluate the compression comfort of the sample.
Example 6 measurement of compression comfort of foam/spacer composite Fabric
Cutting the foam/spacer fabric composite fabric 5 for the mattress into a circular sample with the circular area of 400cm 2; placing a sample on a lower bottom plate 32 of a clamping mechanism 3, wherein cylindrical holes on an upper pressure plate 31 and the lower bottom plate 32 are uniformly distributed on the circumference, and the number of the holes is 6; pressing an upper pressure plate 31 with the weight of 10kg on a sample, and sequentially penetrating fixing pins 33 with the diameter of 2mm through cylindrical through holes in the upper pressure plate 31 and inserting the fixing pins into cylindrical holes in a lower bottom plate 32; the motor 21 is started, the transmission gear 22, the screw rod 23 and the nut 24 are sequentially driven to rotate, the middle beam 25, the force touch sensor 47, the fixing rod 42 and the hemisphere 41 which is provided with the pressure touch sensor 44, the temperature sensor 45 and the humidity sensor 46 are driven to move downwards at the speed of 120mm/min, a sample placed on the clamping mechanism 3 is compressed, wherein the diameter of the hemisphere 41 is 40cm, the material of the hemisphere is stainless steel material, glass fiber material, aluminum alloy material or glass ball, the projection of the hole 42 in the hemisphere 41 on the upper surface of the hemisphere 41 is concentric rings, the number of the rings is 12, and the number of the holes 42 in each ring is 36; the pressure touch sensor 44, the temperature sensor 45 and the humidity sensor 46 are respectively inserted into the holes 42 and are uniformly arranged at intervals; the whole compression resistance of the hemisphere 41 is obtained through the force sensor 47, the compression displacement of the hemisphere is obtained through the moving speed of the hemisphere 41, and the force, the temperature and the humidity of a local area of the sample are obtained through the pressure touch sensor 44, the temperature sensor 45 and the humidity sensor 46 which are arranged on the hemisphere 41; and obtaining a local area force-displacement curve, a temperature-displacement curve, a humidity-displacement curve, a comprehensive force-displacement curve and the like, and extracting parameters according to the curves to evaluate the compression comfort of the sample.
Example 7 compression comfort measurement of composite Fabric
Cutting composite fabric 5 (such as sponge, foam, latex, coconut palm fiber felt, hard board, and composite of spacer fabric) for mattress into round sampleThe area is 200cm2(ii) a Placing a sample on a lower bottom plate 32 of a clamping mechanism 3, wherein cylindrical holes on an upper pressure plate 31 and the lower bottom plate 32 are uniformly distributed on the circumference, and the number of the holes is 36; pressing an upper pressure plate 31 with the weight of 10kg on a sample, and sequentially penetrating fixing pins 33 with the diameter of 1mm through cylindrical through holes in the upper pressure plate 31 and inserting the fixing pins into cylindrical holes in a lower bottom plate 32; the motor 21 is started, the transmission gear 22, the screw rod 23 and the nut 24 are sequentially driven to rotate, the middle beam 25, the force touch sensor 47, the fixing rod 42 and the hemisphere 41 which is provided with the pressure touch sensor 44, the temperature sensor 45 and the humidity sensor 46 are driven to move downwards at the speed of 24mm/min, a sample placed on the clamping mechanism 3 is compressed, wherein the hemisphere 41 is 20cm in diameter and made of an aluminum alloy material, the projection of the hole 42 in the hemisphere 41 on the upper surface of the hemisphere 41 is concentric rings, the number of the rings is 12, and the number of the holes 42 in each ring is 12; the pressure touch sensor 44, the temperature sensor 45 and the humidity sensor 46 are respectively inserted into the holes 42 and are uniformly arranged at intervals; the whole compression resistance of the hemisphere 41 is obtained through the force sensor 47, the compression displacement of the hemisphere is obtained through the moving speed of the hemisphere 41, and the force, the temperature and the humidity of a local area of the sample are obtained through the pressure touch sensor 44, the temperature sensor 45 and the humidity sensor 46 which are arranged on the hemisphere 41; and obtaining a local area force-displacement curve, a temperature-displacement curve, a humidity-displacement curve, a comprehensive force-displacement curve and the like, and extracting parameters according to the curves to evaluate the compression comfort of the sample.
Claims (10)
1. The utility model provides a spherical compression measuring device of comfortable performance is oppressed with compound fabric in interval for mattress which characterized in that: including platform mechanism (1), compressing mechanism (2), fixture (3) and oppression perception mechanism (4), compressing mechanism (2) and fixture (3) all are fixed in on platform mechanism (1), oppression perception mechanism (4) rigid coupling is on compressing mechanism (2), compressing mechanism (2) can drive oppression perception mechanism (4) compression and place interval composite fabric (5) for the mattress on fixture (3), through the force sensor who arranges on oppression perception mechanism (4), temperature sensor or humidity transducer, obtain the anti-compressive force in each region of interval composite fabric (5) for the mattress, temperature and humidity, accomplish the oppression comfort performance measurement of interval composite fabric (5) for the mattress.
2. A spaced composite fabric compression comfort spherical compression measurement device for a mattress according to claim 1, wherein: the platform mechanism (1) is composed of a bottom plate (11) and a pair of vertical beams (12); a pair of vertical beams (12) is fixed on the bottom plate (11).
3. A spaced composite fabric compression comfort spherical compression measurement device for a mattress according to claim 1, wherein: the compression mechanism (2) comprises a motor (21), a transmission gear (22), a screw rod (23), a nut (24) and a middle beam (25); the transmission gear (22) drives the screw rod (23) to rotate through the driving of the motor (21); the nut (24) is fixedly connected with the middle beam (25), and the nut (24) and the middle beam (25) can vertically move up and down under the rotation of the screw rod (23).
4. A spaced composite fabric compression comfort spherical compression measurement device for a mattress according to claim 3, wherein: the vertical up-and-down moving speed of the nut (24) and the middle beam (25) can be set, and the range is 12-600 mm/min.
5. A spaced composite fabric compression comfort spherical compression measurement device for a mattress according to claim 1, wherein: the clamping mechanism (3) is composed of an upper pressure plate (31), a lower bottom plate (32) and a fixing needle (33); the upper pressure plate (31) and the lower bottom plate (32) are provided with cylindrical holes, the cylindrical holes on the upper pressure plate (31) and the lower bottom plate (32) are in one-to-one correspondence, the cylindrical holes are uniformly distributed on the circumference, and the number of the holes is 4-36; the fixing needles (33) can pass through the cylindrical holes on the upper pressure plate (31) and the lower bottom plate (32) and are used for fixing the spacing composite fabric (5) for the mattress placed on the lower bottom plate (32).
6. A spaced composite fabric compression comfort spherical compression measurement device for a mattress according to claim 5, wherein: the weight of the upper pressing plate (31) can be selected and ranges from 1 kg to 20 kg; the diameter of the fixing needle (33) can be selected, and the diameter range is 1-5 mm.
7. A spaced composite fabric compression comfort spherical compression measurement device for a mattress according to claim 1, wherein: the pressing sensing mechanism (4) consists of a hemispheroid (41), a hole (42), a fixing rod (43), a pressure touch sensor (44), a temperature sensor (45), a humidity sensor (46) and a force touch sensor (47); the fixing rod (43) is fixedly connected with the hemispheroid (41); one end of the force sensor (44) is fixed on the middle beam (25), and the other end is fixedly connected with the fixed rod (43); a hole (42) is formed in the hemisphere (41), and the hole (42) is radiated to the surface of the hemisphere (41) from the center of the hemisphere (41) by taking the center of the hemisphere as a ray breakpoint; the projection of the holes (42) on the upper surface of the hemisphere (41) is concentric rings, the number of the rings can be set, the range is 6-24, and the number of the holes (42) on each ring can be set, the range is 12-48; the pressure touch sensor (44), the temperature sensor (45) and the humidity sensor (46) are respectively inserted into the holes (42) and are uniformly arranged at intervals.
8. A spaced composite fabric compression comfort spherical compression measurement device for a mattress according to claim 7, wherein: the diameter of the hemisphere (41) can be set, the range is 15cm-80cm, and the spherical pressure head is made of stainless steel materials, glass fiber materials, aluminum alloy materials or glass balls.
9. A method of testing a spaced composite fabric compression comfort ball compression measurement apparatus for a mattress according to claim 1, wherein: the test procedure was as follows:
1) cutting the interval composite fabric (5) for the mattress into a circular sample;
2) placing a sample on a lower bottom plate (32) of a clamping mechanism (3), pressing an upper pressure plate (31) on the sample, sequentially penetrating a fixing needle (33) through a cylindrical through hole in the upper pressure plate (31) and inserting the fixing needle into the cylindrical hole in the lower bottom plate (32);
3) the motor (21) is started, the transmission gear (22), the screw rod (23) and the nut (24) are sequentially driven to rotate, the middle beam (25), the force touch sensor (47), the fixing rod (42), the hemisphere (41) provided with the pressure touch sensor (44), the temperature sensor (45) and the humidity sensor (46) are driven to move downwards, and a sample placed in the clamping mechanism (3) is compressed;
4) the whole compression resistance of the hemisphere (41) is obtained through a force sensor (47), the compression displacement of the hemisphere is obtained through the moving speed of the hemisphere (41), and the force, the temperature and the humidity of a local area of the sample are obtained through a pressure touch sensor (44), a temperature sensor (45) and a humidity sensor (46) which are arranged on the hemisphere (41); and obtaining a local area force-displacement curve, a temperature-displacement curve, a humidity-displacement curve, a comprehensive force-displacement curve and the like, and extracting parameters according to the curves to evaluate the compression comfort of the sample.
10. Use of a spaced composite fabric compression comfort ball compression measurement device for a mattress according to claim 1, wherein: the measuring device is applied to the compression comfort measurement of spacing fabrics, laminated fabrics, bedding, composite fabrics, foam or sponge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010387844.1A CN111426558A (en) | 2020-05-09 | 2020-05-09 | Spherical compression measuring device and measuring method for compression comfort performance of spaced composite fabric for mattress |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010387844.1A CN111426558A (en) | 2020-05-09 | 2020-05-09 | Spherical compression measuring device and measuring method for compression comfort performance of spaced composite fabric for mattress |
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| Publication Number | Publication Date |
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| CN111426558A true CN111426558A (en) | 2020-07-17 |
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| CN202010387844.1A Pending CN111426558A (en) | 2020-05-09 | 2020-05-09 | Spherical compression measuring device and measuring method for compression comfort performance of spaced composite fabric for mattress |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113138266A (en) * | 2021-04-27 | 2021-07-20 | 江南大学 | Measuring device and measuring method for textile tactile sensation comfort |
| CN113654879A (en) * | 2021-09-16 | 2021-11-16 | 紫罗兰家纺科技股份有限公司 | Clamping device capable of testing torsion force and shearing force of textile material and testing method |
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2020
- 2020-05-09 CN CN202010387844.1A patent/CN111426558A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113138266A (en) * | 2021-04-27 | 2021-07-20 | 江南大学 | Measuring device and measuring method for textile tactile sensation comfort |
| CN113654879A (en) * | 2021-09-16 | 2021-11-16 | 紫罗兰家纺科技股份有限公司 | Clamping device capable of testing torsion force and shearing force of textile material and testing method |
| CN113654879B (en) * | 2021-09-16 | 2024-04-09 | 紫罗兰家纺科技股份有限公司 | Clamping device capable of testing torsional force and shearing force of textile material and testing method |
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