CN217033445U

CN217033445U - Elasticity testing device for spandex-free cotton polyester elastic fabric

Info

Publication number: CN217033445U
Application number: CN202220332530.6U
Authority: CN
Inventors: 吴华平; 刘承海; 沈臻芳
Original assignee: Zhejiang University Of Technology Shaoxing Keqiao Research Institute Co ltd
Current assignee: Zhejiang University Of Technology Shaoxing Keqiao Research Institute Co ltd
Priority date: 2022-02-15
Filing date: 2022-02-15
Publication date: 2022-07-22
Anticipated expiration: 2032-02-15

Abstract

The utility model provides an elasticity testing device for spandex-free cotton polyester elastic fabric, which relates to the technical field of spinning and comprises a frame, wherein two sides of the frame are provided with opposite side material ports, two sides in the frame are provided with clamping mechanisms for clamping a detected fabric, the upper end of the frame is slidably connected with a sliding rod, the upper end of one side of the sliding rod is provided with a rack, the frame is also pivoted with a gear, the rack is meshed with the gear, the gear is coaxially pivoted with a ratchet wheel, the ratchet wheel is unidirectionally braked by a pawl, the sliding rod is provided with a plurality of pin holes, the corresponding frame is provided with a bolt, the bolt can be inserted into the pin holes to fix the sliding rod, the bottom end of the sliding rod is connected with an extrusion head, the elasticity of the fabric is obtained by utilizing the natural falling depth of the extrusion head onto the fabric, the falling depth of the sliding rod is used for obtaining the elasticity of the fabric, the fabric fracture caused by too large stretching force is avoided, and meanwhile, the material passes through the frame material ports, the clamping fabric is tested, and the trouble and the resource waste of a sample material test required by the traditional detection are solved.

Description

Elasticity testing device for spandex-free cotton polyester elastic fabric

Technical Field

The utility model relates to the technical field of spinning, in particular to an elasticity testing device for a spandex-free cotton polyester elastic fabric.

Background

The cotton-polyester fabric is fine and smooth in hand feeling, high in strength, good in moisture absorption, easy to wash, stable in creasing performance and shrinkage performance, after production of the elastic fabric is completed, the elasticity of the fabric needs to be tested, at present, when the elasticity of the fabric is tested, a sample fabric with a certain size needs to be cut on the whole fabric, the two ends of the sample fabric are fixed, then the fabric is stretched through machinery, the mechanical stretching force is too large, the fabric is easy to break, and then the sample fabric with the certain size is cut to be tested.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides a device for testing the elasticity of a spandex-free cotton polyester elastic fabric, which solves the problems in the background art.

(II) technical scheme

In order to achieve the purpose, the utility model is realized by the following technical scheme: the utility model provides a no spandex cotton polyester elastic fabric elasticity testing arrangement, includes the frame, the material mouth to the side is seted up to the frame both sides, both sides are equipped with fixture in the frame, carry out the centre gripping to detecting the surface fabric, frame upper end sliding connection slide bar, slide bar one side upper end is equipped with the rack, it has the gear still to pin joint in the frame, rack and gear mesh mutually, with the coaxial still pin joint of gear has the ratchet, by pawl one-way braking on the ratchet, set up a plurality of pinholes on the slide bar, correspond the frame is equipped with the bolt, the bolt can insert the fixed slide bar of pinhole, the extrusion head is connected to the slide bar bottom.

Preferably, the clamping mechanism comprises an air cylinder, a piston rod, a clamping block and convex teeth, the air cylinder is fixed on the rack, the piston rod extends out of the top end of the air cylinder and is fixed on the clamping block, and a plurality of convex teeth are arranged on the clamping surface of the clamping block.

Preferably, a positioning rod is vertically arranged in the rack, and one side of the clamping block is connected to the positioning rod in a sliding manner.

Preferably, the rack is further provided with scales, an indication arrow is arranged at the upper end of the rack, and the indication arrow is aligned with the scales.

Preferably, the rack is also vertically provided with a guide rod, the guide rod is connected with a clamping sleeve in a sliding manner, and the other end of the clamping sleeve is fixed with the sliding rod.

Preferably, a plurality of universal wheels are arranged at the bottom end of the rack.

(III) advantageous effects

The utility model provides a device for testing elasticity of a spandex-free cotton polyester elastic fabric. The method has the following beneficial effects:

1. this no cotton polyester elastic fabric elasticity testing arrangement of spandex, utilize the nature of extrusion head to fall to the surface fabric on, the degree of depth that gets off according to the slide bar reachs the elasticity of surface fabric, because the extrusion head measurement be the local area of surface fabric, the surface fabric fracture because tensile dynamics is too big to cause has been avoided to corresponding centre gripping cloth both ends mode.

2. This no spandex cotton polyester elastic fabric elasticity testing arrangement utilizes the frame both sides to set up the face material mouth, sets up fixture in the frame, will await measuring the surface fabric edge through fixture and carry out both sides centre gripping, has avoided traditional elasticity to detect, need tailor the trouble of certain size sample material, and convenient many times test is also extravagant surface fabric yet.

Drawings

FIG. 1 is a first structural diagram of the present invention;

FIG. 2 is a second schematic structural view of the present invention;

FIG. 3 is an enlarged view of FIG. 2 at A;

FIG. 4 is a schematic view of the upper end of the frame of the present invention;

FIG. 5 is a schematic view of a guide bar according to the present invention.

In the figure: 1. a frame; 2. a flour material port; 3. a clamping mechanism; 31. a cylinder; 32. a piston rod; 33. a clamping block; 34. a convex tooth; 35. positioning a rod; 4. a slide bar; 5. an extrusion head; 6. a rack; 7. a gear; 8. a ratchet wheel; 9. a pawl; 10. a guide bar; 11. a card sleeve; 12. a universal wheel; 13. calibration; 14. an arrow is indicated; 15. a pin hole; 16. a bolt; 17. fabric; 18. and (4) weighing.

Detailed Description

The embodiment of the utility model provides an elasticity testing device for spandex-free cotton polyester elastic fabrics, which comprises a frame 1, wherein two sides of the frame 1 are provided with opposite side material ports 2, two sides in the frame 1 are provided with clamping mechanisms 3 for clamping fabrics to be detected, the upper end of the frame 1 is slidably connected with a sliding rod 4, the upper end of one side of the sliding rod 4 is provided with a rack 6, the frame 1 is also pivoted with a gear 7, the rack 6 is meshed with the gear 7, the rack is coaxial with the gear 7 and is also pivoted with a ratchet wheel 8, the ratchet wheel 8 is unidirectionally braked by a pawl 9, as shown in figures 2 and 3, the sliding rod 4 is provided with a plurality of pin holes 15, the corresponding frame 1 is provided with a bolt 16, the bolt 16 can be inserted into the pin holes 15 to fix the sliding rod 4, the bottom end of the sliding rod 4 is connected with an extrusion head 5, the length of the sliding rod 4 is smaller than the height of an inner space of the frame 1, the bolt 16 is separated from the pin holes 15, the extrusion head 5 drives the sliding rod 4 to freely fall on the fabrics, the elasticity of the different fabrics is shown according to the deepest depth of drop of the sliding bar 4.

Preferably, as shown in fig. 1, in this embodiment, the clamping mechanism 3 includes a plurality of cylinders 31, piston rods 32, clamping blocks 33, and convex teeth 34, the cylinders 31 are fixed on the frame 1, the piston rods 32 extend out of the top ends of the cylinders 31 and are fixed on the clamping blocks 33, the clamping surfaces of the clamping blocks 33 are provided with the plurality of convex teeth 34, a set of cylinders 31, piston rods 32, and clamping blocks 33 are arranged up and down to form a clamp for one side of the fabric, in a normal state, the piston rods 32 are retracted into the cylinders 31, the fabric can pass through the fabric openings 2, after the fabric passes through the fabric openings 2 at two sides of the frame 1, the cylinders 31 are started to push out the piston rods 32, the clamping blocks 33 clamp the fabric up and down, and further, in order to enable the upper and lower clamping blocks 33 to have better clamping force for the fabric, the convex teeth 34 on the clamping surfaces of the clamping blocks 33 can be mutually displaced and meshed to press the fabric.

As described above, in order to allow the holding block 33 to effectively hold the fabric, as shown in fig. 5, the positioning rod 35 is vertically provided in the frame 1, and one side of the holding block 33 is slidably connected to the positioning rod 35.

Furthermore, as shown in fig. 4, in order to quantify the elasticity test of the fabric, a scale 13 is further arranged on the rack 6, the scale 13 has a numerical value corresponding to the elasticity, the numerical value is calculated by adding the weight of a weight 18 to the extrusion head 5 and the falling height of the extrusion head 5, and correspondingly, an indication arrow 14 is arranged at the upper end of the machine frame 1, and the indication arrow 14 is aligned with the scale 13.

Further, as shown in fig. 5, the rack 1 is further vertically provided with a guide rod 10, the cutting sleeve 11 is slidably connected on the guide rod 10, specifically, one end of the cutting sleeve 11 slides on the guide rod 10, the other end of the cutting sleeve and the lower end of the fixed sliding rod 4 are connected, when the sliding rod 4 falls along with the extrusion head 5, the cutting sleeve 11 slides on the guide rod 10, and the falling extrusion head 5 is guided, so that the extrusion head 5 is not deviated, and meanwhile, the guide rod 10 is arranged at the rear side of the rack 1 in position, so as to prevent the fabric from interfering with the guide rod 10 when passing through the material ports 2 on the two side surfaces of the rack 1 and affecting the fabric elasticity test.

Further, as shown in fig. 5, the bottom end of the frame 1 is provided with a plurality of universal wheels 12, for fabrics with larger area, the testing device and the fabrics can be placed on the platform together, and the testing device is moved to test the fabrics for a plurality of times, so that the elasticity difference conditions of different positions of the same fabric can be compared. The integral movement of the testing device is also facilitated.

The working principle is as follows: when the elasticity testing device for the spandex-free cotton polyester elastic fabric is used, the clamping mechanism is in a loose state at the moment, the fabric penetrates through a fabric opening 2 of a machine frame 1 and is straightened, the clamping mechanism 3 clamps and fixes two sides of the fabric, a specific weight 18 is sleeved on an extrusion head 5, a bolt 16 is loosened at a certain height, the sliding rod 4 freely falls down and impacts the fabric, a rack 6 on one side of the sliding rod 4 is meshed with a gear 7, the extrusion head 5 falls to a certain depth under the elastic reaction force of the fabric, the maximum falling depth of the extrusion head 5 is fixed under the unidirectional braking of a pawl 9 of a ratchet wheel 8, the corresponding elastic numerical value can be read according to an indication arrow 14 and a scale 13, then, the sliding rod 4 is manually pulled upwards by pulling the pawl 9, the initial state of the sliding rod 4 is recovered, and the bolt 16 is inserted into a corresponding pin hole 15, the slide bar 4 is fixed and waits for the next elasticity test.

To sum up the above

This no cotton polyester elastic fabric elasticity testing arrangement of spandex, utilize extrusion head 5's nature whereabouts to the surface fabric, the degree of depth according to slide bar 4 gets out the elasticity of surface fabric, because extrusion head 5 measurement is the local area of surface fabric, the tensile mode in corresponding centre gripping cloth both ends has avoided because the surface fabric fracture that tensile dynamics caused too greatly.

This no spandex cotton polyester elastic fabric elasticity testing arrangement utilizes 1 both sides of frame to set up face material mouth 2, sets up fixture 3 in the frame 1, carries out both sides centre gripping through fixture 3 with the surface fabric edge that awaits measuring, has avoided traditional elasticity to detect, need tailor the trouble of certain size sample material, and convenient many times of test is also extravagant surface fabric.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a no cotton polyester elastic fabric elasticity testing arrangement of spandex, its characterized in that: comprises a frame (1), wherein two opposite side material ports (2) are arranged at two sides of the frame (1), clamping mechanisms (3) are arranged at two inner sides of the frame (1), the detection fabric (17) is clamped, the upper end of the frame (1) is connected with a sliding rod (4) in a sliding way, the upper end of one side of the sliding rod (4) is provided with a rack (6), the rack (1) is also pivoted with a gear (7), the rack (6) is meshed with the gear (7), a ratchet wheel (8) is also pivoted coaxially with the gear (7), the ratchet wheel (8) is braked unidirectionally by a pawl (9), a plurality of pin holes (15) are arranged on the sliding rod (4), correspondingly, a bolt (16) is arranged on the rack (1), the bolt (16) can be inserted into a pin hole (15) to fix the sliding rod (4), and the bottom end of the sliding rod (4) is connected with the extrusion head (5).

2. The elasticity testing device of the spandex-free cotton polyester elastic fabric according to claim 1, characterized in that: the clamping mechanism (3) comprises a cylinder (31), a piston rod (32), a clamping block (33) and convex teeth (34), the cylinder (31) is fixed on the rack (1), the piston rod (32) extends out of the top end of the cylinder (31) and is fixed on the clamping block (33), and a plurality of convex teeth (34) are arranged on the clamping surface of the clamping block (33).

3. The elasticity testing device of the spandex-free cotton polyester elastic fabric according to claim 2, characterized in that: a positioning rod (35) is vertically arranged in the rack (1), and one side of the clamping block (33) is connected to the positioning rod (35) in a sliding mode.

4. The elasticity testing device for the spandex-free cotton polyester elastic fabric according to claim 1, characterized in that: the rack (6) is further provided with scales (13), the upper end of the rack (1) is provided with an indication arrow (14), and the indication arrow (14) is aligned to the scales (13).

5. The elasticity testing device of the spandex-free cotton polyester elastic fabric according to claim 1, characterized in that: the machine frame (1) is also vertically provided with a guide rod (10), the guide rod (10) is connected with a clamping sleeve (11) in a sliding mode, and the other end of the clamping sleeve (11) is fixed with the sliding rod (4).

6. The elasticity testing device of the spandex-free cotton polyester elastic fabric according to any one of claims 1 to 5, characterized in that: the bottom end of the frame (1) is provided with a plurality of universal wheels (12).