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CN-122016539-A - Cloth wear testing device and testing method thereof

CN122016539ACN 122016539 ACN122016539 ACN 122016539ACN-122016539-A

Abstract

The application discloses a cloth abrasion testing device and a testing method thereof, relating to the technical field of fabric testing, comprising a machine body substrate; the testing device comprises a machine body base body, a first position adjusting structure arranged on the machine body base body, a sample clamp assembly arranged on a connecting block of the first position adjusting structure, a wear testing structure arranged on the machine body base body and positioned on one side of the sample and comprising a swing shaft with adjustable positions, wherein a swing arm and a first counterweight structure with adjustable counterweight are fixedly connected to the swing shaft, a friction head used for being in contact with a test is connected to the swing arm, and torque applied to the swing shaft by the first counterweight structure drives the friction head to approach the sample to form certain pre-pressure. The application has stable pressure in the test process, and the reciprocating motion test is closer to the actual working condition, so that the accuracy of the test result is high, and the abrasive dust is easy to clean.

Inventors

  • CHEN ZE
  • HU YOUJIE
  • MEI JING
  • Chen Shengjiong
  • CHEN ZHIBIN
  • CHEN HOUSONG

Assignees

  • 温州方圆仪器有限公司

Dates

Publication Date
20260512
Application Date
20260123

Claims (10)

  1. 1. Cloth wear testing arrangement, including fuselage base member (1), characterized in that still includes: A first position adjustment structure (2) arranged on the fuselage base (1); A sample holder assembly (3) mounted on a connection block (21) of the first position adjustment structure (2), samples fixed on the sample holder assembly (3) being distributed in a vertical direction; The abrasion testing structure (6) is arranged on the machine body base body (1) and located on one side of a sample, the abrasion testing structure (6) comprises a swinging shaft (61) with an adjustable position, a swinging arm (62) and a first counterweight structure (64) with an adjustable counterweight are fixedly connected on the swinging shaft (61), a friction head (63) used for being in contact with the test is connected on the swinging arm (62), and torque applied on the swinging shaft (61) by the first counterweight structure (64) can drive the friction head (63) to approach the sample to form certain pre-pressure.
  2. 2. The cloth wear testing device according to claim 1, wherein a second weight structure (65) with adjustable weight is further arranged on the swinging shaft (61), and the torque exerted on the swinging shaft (61) by the second weight structure (65) is smaller than the torque exerted on the swinging shaft (61) by the first weight structure (64) and opposite to the first weight structure.
  3. 3. The cloth wear testing device according to claim 2, wherein the first weight structure (64) and the second weight structure (65) are identical in structure, comprising a mounting bar connected to the swing shaft (61) and at least one mating block removably mounted on the mounting bar.
  4. 4. The cloth wear testing device according to claim 1, wherein the swinging arm (62) moves forwards, backwards and upwards under the action of the second position adjusting structure, the friction head (63) is close to or far away from the sample in the forward and backward processes, and the first position adjusting structure (2) comprises three groups of screw rod hand sliding tables, so that the sample clamp assembly (3) can move forwards and backwards, leftwards and rightwards and upwards and downwards.
  5. 5. The cloth wear testing device according to claim 1, wherein the swinging shaft (61) is pivotally mounted on a mounting plate (68), a limiting arm (66) is fixedly connected on the swinging shaft (61), and a limiting groove (67) in clearance plug-in fit with the limiting arm (66) is formed in the mounting plate (68).
  6. 6. The cloth wear testing device according to claim 5, wherein the wear testing structure (6) further comprises a stand (69), a trigger plate (611) is arranged on the mounting plate (68), and two travel control switches (610) which are matched with the trigger plate (611) are arranged on the stand (69).
  7. 7. The cloth wear testing device according to claim 6, wherein the trigger plate (611) is further provided with a sensing piece (612), the stand (69) is further provided with a counting sensing module (613) located between the two travel control switches (610), and the sensing piece (612) cooperates with the counting sensing module (613) to count the lifting frequency of the mounting plate (68).
  8. 8. The cloth wear testing device according to claim 1, wherein a screw (616) is connected to the friction head (63) through the swing arm (62), and an insert (631) made of rubber or wool felt and protruding from the friction surface of the friction head (63) is detachably embedded on the friction surface.
  9. 9. Cloth wear testing device according to claim 1, characterized in that the connection block (21) is further provided with a force value sensor (4) capable of performing a pre-pressure measurement against the friction head (63), the force value sensor (4) being located laterally of the sample holder assembly (3).
  10. 10. A test method for a cloth wear testing device according to any one of claims 1 to 9, characterized by the specific test steps of: Step 01, preparing work, namely replacing the corresponding friction head (63); Step 02, directly setting the pressure or calibrating the test pressure of the sample according to the requirement, and if the test pressure of the sample is required to be calibrated, performing step 03; step 03, testing a calibration pressure value, namely firstly, moving a force value sensor (4) to a friction head (63) by operating a first position adjusting structure (2) to enable the friction head (63) to be pressed against the force value sensor (4), secondly, controlling a swinging arm (62) to move forwards and backwards by a second position adjusting structure to enable the friction head (63) to be vertically pressed against the force value sensor (4), and then adjusting the weight of a first weight structure (64) or the weight of a first weight structure (64) and a second weight structure (65) and observing the detection value of the force value sensor (4); Step 04, setting a required pressure value; Adjusting the weight amounts of the first weight structure 64 (when only one weight structure is used) or the first weight structure 64 and the second weight structure 65 (when two weight structures are used), to obtain a desired pressure value; Step 05, determining a wearing position, namely firstly fixing a fabric sample by using a sample clamp assembly (3), and then moving the sample to a position capable of being attached to a friction head (63) by operating a first position adjusting structure (2); step 06, abrasion test, namely controlling the lifting movement of the swing arm (62) by utilizing the second position adjusting structure, and further driving the friction head (63) to lift and reciprocate to perform abrasion test until the set friction times; And step 07, repeating the steps when the multi-position abrasion test is needed.

Description

Cloth wear testing device and testing method thereof Technical Field The application relates to the technical field of fabric testing, in particular to a cloth abrasion testing device and a testing method thereof. Background In the production and use process of the cloth, the wear resistance of the cloth is one of important indexes for measuring the quality of the cloth. The accurate cloth wear test has important significance for evaluating the quality of cloth, the service life and the application scene. Therefore, a cloth abrasion testing device appears, such as a TABER abrasion resistance testing machine for fabric production disclosed by CN210775098U, a wear resistance testing machine for fabric production disclosed by CN204718908U and a vehicle interior cloth abrasion testing device disclosed by CN213658498U, the common characteristics of the CN210775098U and the CN204718908U are that the abrasion testing is realized by driving a sample to rotate and contact a friction head through unidirectional continuous rotation of a horizontal rotary disc, a certain gap is formed between the sample and the working condition of reciprocating friction in the actual use process, the tested performance is also provided with a certain gap between the tested performance and the actual performance, the requirements of one-time clamping and multi-area testing of the sample cannot be realized, and the abrasive dust is difficult to clean or needs to be collected by independently arranging an auxiliary structure, the CN213658498U adopts a reciprocating friction mode to carry out abrasion testing, but the friction cloth strip is in a soft state, and needs an auxiliary supporting structure such as a fixed guide pillar, when the thickness of the sample is different, the condition that the friction cloth cannot contact with the friction cloth can not be generated when the thickness of the sample is too small, and the problem of difficult cleaning exists. Disclosure of Invention In view of the above, the application provides a cloth wear testing device and a testing method thereof, which are used for solving the technical problems that the conventional device cannot realize one-time clamping of a sample, multi-area testing, poor friction force stability and difficult cleaning of abrasive dust. In order to achieve the above purpose, the present invention provides the following technical solutions: a cloth wear testing device, comprising a body base, wherein further comprising: A first position adjustment structure disposed on the fuselage base; The sample clamp assembly is arranged on the connecting block of the first position adjusting structure, and samples fixed on the sample clamp assembly are distributed in the vertical direction; The abrasion testing structure comprises a swing shaft with an adjustable position, wherein the swing shaft is fixedly connected with a swing arm and a first counterweight structure with an adjustable counterweight, the swing arm is connected with a friction head used for being in contact with a test, and torque applied to the swing shaft by the first counterweight structure can drive the friction head to approach the test to form certain pre-pressure. Further, a second counterweight structure with adjustable counterweight is further arranged on the swinging shaft, and the torque applied by the second counterweight structure on the swinging shaft is smaller than the torque applied by the first counterweight structure on the swinging shaft and the directions of the second counterweight structure are opposite. Further, the first weight structure and the second weight structure are identical in structure and comprise a mounting rod connected with the swinging shaft and at least one seed matching block detachably mounted on the mounting rod. Further, the swinging arm moves forwards, backwards and upwards under the action of the second position adjusting structure, the friction head is close to or far away from the sample in the forwards and backwards processes, and the first position adjusting structure comprises three groups of screw rod hand sliding tables, so that the sample clamp assembly can move forwards and backwards, leftwards and rightwards and upwards and downwards. Further, the swing shaft is pivotally mounted on the mounting plate, a limiting arm is fixedly connected on the swing shaft, and the mounting plate is provided with a limiting groove in clearance plug-in fit with the limiting arm. Furthermore, the abrasion testing structure further comprises a vertical frame, a trigger plate is arranged on the mounting plate, and two travel control switches matched with the trigger plate are arranged on the vertical frame. Still further, still be equipped with the response piece on the trigger plate, still be equipped with the count response module that is located between two travel control switches on the grudging post, the response piece cooperates the frequency of lifting of count mounting panel