Simulated leather wear resistance testing device

Abstract

A wear resistance testing device for simulated leather is used for solving the technical problems that an existing wear resistance testing device generally can only test one leather sample independently, the comparison effect of wear resistance between leathers is poor, and the testing efficiency is low, the wear resistance testing device comprises a workbench, the workbench comprises a transverse plate and two supporting vertical plates, a box body is fixedly arranged on the transverse plate, a vertical moving assembly is installed on the inner side wall of the box body, and the vertical moving assembly is connected with three friction assemblies and drives the three friction assemblies to move in the vertical direction; three friction assemblies are arranged on a transverse plate in the box body, three rotating assemblies are further arranged on the transverse plate in the box body, to-be-tested leather is placed on the rotating assemblies and located below the three friction assemblies, the three friction assemblies make contact with the to-be-tested leather after vertically moving, and three pressing assemblies used for fixing the to-be-tested leather are further arranged on the rotating assemblies. The wear resistance testing device is simple in structure and is mainly used for carrying out wear resistance testing on friction pieces made of different materials of leather.

Description

Technical Field

[0001] The utility model relates to the technical field of artificial leather scratch testing, in particular to a simulated leather wear resistance testing device. Background Art

[0002] Leather is animal skin that has been denatured and not easy to rot after physical and chemical processes such as dehairing and tanning. Leather is composed of natural protein fibers tightly woven in three-dimensional space. Its surface has a special grain layer with natural grain and luster and feels comfortable.

[0003] When leather is produced, it needs to be subjected to various tests, including the wear resistance test of leather. The test index of leather wear resistance is an important factor in the performance of leather. In the actual use of leather, various objects will cause different frictions on the leather, and the wear resistance of leather of different types and qualities will also be different. However, the existing wear resistance test equipment can usually only test a piece of leather style separately, and the comparison effect of the wear resistance between different leathers is poor and the test efficiency is low. Utility Model Content

[0004] The utility model aims to solve the technical problems that the existing wear-resistant testing devices can usually only test a piece of leather pattern separately, the comparison effect of the wear-resistant performance between different leathers is poor and the testing efficiency is low.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A simulated leather wear resistance testing device comprises a workbench, wherein the workbench comprises a horizontal plate and two supporting vertical plates, a box body is fixedly arranged on the horizontal plate, a vertical moving component is installed on the inner side wall of the box body, the vertical moving component is connected with three friction components and drives the three friction components to move in the vertical direction; three rotating components are also arranged on the horizontal plate in the box body, the leather to be tested is placed on the rotating component and the leather to be tested is located under the three friction components, the three friction components are contacted with the leather to be tested after vertical movement, and three clamping components for fixing the leather to be tested are also arranged on the rotating component.

[0007] Working principle:

[0008] When it is necessary to test the leather with different friction parts, first, the operator puts three leathers of the same size into three clamping components respectively and clamps the three leathers to be tested. Then, the operator starts the vertical moving component and the three driving components at the same time. The vertical moving component drives the three friction components to move to the top of the three leathers for friction testing. In this way, the three leathers can be tested at the same time, and the friction effects of the leathers for different friction parts can be clearly compared.

[0009] The beneficial effects of the utility model are:

[0010] Compared with the patent literature mentioned in the background technology, when different friction parts are needed to compare the friction of leather, the operator puts three leathers of the same size into three clamping components respectively. Then, the operator starts the vertical moving component and the three driving components at the same time. The vertical moving component drives the three friction components to move to the three leathers for friction testing. In this way, the three leathers can be tested at the same time, and the friction effects of different friction parts on the leathers can be clearly compared. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a structural schematic diagram of an embodiment of the utility model.

[0012] Explanation of the accompanying drawings: workbench 1, horizontal plate 2, vertical plate 3, box 4, first motor 5, first rotating shaft 6, first guide block 7, guide rail 8, second motor 9, second rotating shaft 10, rotating roller 11, friction member 12, third motor 13, third rotating shaft 14, second guide block 15, long strip groove 16, fourth motor 17, fourth rotating shaft 18, turntable 19, cylinder 20, clamping plate 21, pad 22, force release groove 24, long guide rail 25. DETAILED DESCRIPTION

[0013] The technical solution of the present utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0014] like Figure 1As shown, a simulated leather wear resistance testing device includes a workbench 1, wherein the workbench 1 includes a horizontal plate 2 and two supporting vertical plates 3, a box 4 is fixedly arranged on the horizontal plate 2, a vertical moving assembly is installed on the inner side wall of the box 4, the vertical moving assembly includes a first motor 5, a first rotating shaft 6 of a screw structure, a first guide block 7 and a guide rail 8, the first motor 5 is fixedly arranged at the top of the box 4, the first rotating shaft 6 is fixedly arranged at the output end of the first motor 5 and vertically downwardly penetrates into the box 4, the guide rail 8 is fixedly arranged on the inner wall of one side of the box 4, the first guide block 7 is slidably arranged on the guide rail 8, and the first rotating shaft 6 is threadedly penetrated through the first guide block 7, and the friction assembly is fixedly arranged on the first guide block 7.

[0015] When it is necessary to test the leather with different friction parts 12, first, the operator puts three leathers of the same size into three clamping components respectively and clamps the three leathers to be tested. Then, the operator starts the first motor 5, the first motor 5 drives the first rotating shaft 6 to rotate, the first rotating shaft 6 drives the first guide block 7 to move, the first guide block 7 drives the three friction components to rotate vertically, and starts the three driving components at the same time, the vertical moving component drives the three friction components to move to the three leathers for friction testing. In this way, the three leathers can be tested at the same time, and the friction effect between the leathers can be clearly compared on which friction component.

[0016] like Figure 1 As shown, the first guide block 6 is connected to three friction components, and the friction components include a second motor 9, a second rotating shaft 10, three rotating rollers 11 and a friction member 12. The second motor 9 is fixed on one side of the first guide block 7, and the second rotating shaft 10 is horizontally fixed at the output end of the second motor 9. The three rotating rollers 11 are all sleeved and fixed on the second rotating shaft 10, and the friction member 12 is wound and fixed on the surface of the rotating roller 11; a Velcro hook surface is provided on the surface of the rotating roller 11, and the friction member 12 is a double-layer structure including a Velcro fur surface and a friction layer, and the friction layers on the three rotating rollers 11 have the same thickness and are made of different materials.

[0017] The second motor 9 is arranged to drive the second rotating shaft 10 to rotate, and the second rotating shaft 10 drives the three rotating rollers 11 actively, and the three rotating rollers 11 respectively drive the friction parts 12 to move. In this way, three pieces of leather can be friction tested at the same time, and different friction materials are provided on one side of the Velcro surface, including felt, cotton cloth, and veneer. Through these different friction parts 12, the leather can be subjected to wear resistance tests of different types of friction parts 12, thereby increasing the test efficiency of leather wear resistance.

[0018] like Figure 1As shown, it also includes a third motor 13, a third rotating shaft 14 of a screw structure and a second guide block 15. The third motor 13 is fixed on one side of one of the vertical plates 3. The horizontal plate 2 is provided with a long strip groove 16. The second guide block 15 slides through the long strip groove 16. A long guide rail 25 is fixed on the side wall of the long strip groove 16. The second guide block 15 slides on the long guide rail 25. The third rotating shaft 14 is fixed at the output end of the third motor 13 and is screwed through the second guide block 15. The rotating assembly is fixed on the second guide block 15. The third rotating shaft 14 is driven to rotate by the third motor 13. After the third rotating shaft 14 drives the second guide block 15 to move, the three clamping assemblies can be driven to move through the second guide block 15. This method can expand the applicable scope of leather testing.

[0019] like Figure 1 As shown, three rotating components are also provided on the horizontal plate 2 in the box body 4, and the rotating components include a fourth motor 17, a fourth rotating shaft 18 and a rotating disk 19. The fourth motor 17 is fixed on the second guide block 15, and the fourth rotating shaft 18 is fixed vertically upward at the output end of the fourth motor 17 and is flush and coaxial with the output end of the fourth motor. The rotating disk 19 is fixed on the fourth rotating shaft 18, and a plurality of the clamping components are fixed on the rotating disk 19. The fourth rotating shaft 18 is driven to rotate by the fourth motor 17, and the rotating disk 19 is driven to rotate by the fourth rotating shaft 18. The rotating disk 19 can drive the three clamping components to rotate, and this method can further increase the testing efficiency of the friction member 12 on the leather.

[0020] like Figure 1 As shown, the leather to be tested is placed on the turntable 19 and is located below the friction member 12. The three friction members 12 are moved vertically and come into contact with the leather to be tested. Three clamping assemblies for fixing the leather to be tested are also provided on the rotating assembly. The clamping assembly includes a cylinder 20, a clamping plate 21 and a pad 22. The cylinder 20 is fixed on the turntable 19. The clamping plate 21 is fixed on the telescopic end of the cylinder 20. The pad 22 is fixed on the turntable 19 and is located on one side of the cylinder 20. The clamping plate 21 is located above the pad 22. The clamping plate 21 and the pad 22 clamp the leather to be tested. The clamping plate 21 is a frame-type structure with a hollow middle portion. A force relief groove 24 is provided on the pad 22 below the hollow middle portion of the clamping plate 21. The leather is pressed against the pad 22 by the provided pressing plate 21, so that the leather to be tested placed on the pad 22 will not be displaced when being rubbed again, thereby not causing a decrease in processing efficiency.

[0021] Working principle:

[0022] When it is necessary to test different friction parts on leather, first, the operator puts three leathers of the same size onto the three pads 22 respectively, then the operator starts the three cylinders 19, and the three cylinders 19 respectively drive the three pressing plates 21 to press downward until the three leathers to be tested are pressed onto the pads 22, then the operator starts the first motor 5, the first motor 5 drives the first rotating shaft 6 to rotate, the first rotating shaft 6 drives the first guide block 7 to move, and the first guide block 7 drives the second motor 9 to move vertically, then the operator starts the second motor 9, the second motor 9 drives the second rotating shaft 10 to rotate, the second rotating shaft 10 drives the three rotating rollers 11 actively, and the three rotating rollers 11 respectively drive the friction parts 12 to move until the operator makes the friction parts 12 on the three rotating rollers 11 abut against the three leathers and generate friction.

[0023] Then, the operator starts the third motor 13 to drive the third rotating shaft 14 to rotate. After the third rotating shaft 14 drives the second guide block 15 to move, it can drive the three fourth motors 17 to move through the second guide block 15. This method can increase the test application scope of the leather. Then the three fourth motors 17 respectively drive the three fourth rotating shafts 18 to rotate. The three fourth rotating shafts 18 respectively drive the turntables 19 to rotate. The three turntables 19 can respectively drive the three cylinders 20 and the pad 22 to rotate at the same time. This method can further increase the processing application scope of the test leather.

[0024] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the utility model rather than to limit it. Although the utility model has been described in detail with reference to the preferred embodiments, ordinary technicians in the field should understand that the technical solution of the utility model can be modified or replaced by equivalents without departing from the purpose and scope of the technical solution of the utility model, which should be included in the scope of the claims of the utility model.

Claims

1. A simulated leather wear test device, comprising a workbench (1), wherein the workbench (1) comprises a horizontal plate (2) and two supporting vertical plates (3), characterized in that: A box body (4) is fixedly arranged on the transverse plate (2), and a vertical moving assembly is installed on the inner side wall of the box body (4). The vertical moving assembly is connected to three friction assemblies and drives the three friction assemblies to move in the vertical direction. Three rotating assemblies are also arranged on the transverse plate (2) in the box body (4). The leather to be tested is placed on the rotating assembly and the leather to be tested is located under the three friction assemblies. The three friction assemblies are in contact with the leather to be tested after vertical movement. Three pressing assemblies for fixing the leather to be tested are also arranged on the rotating assembly.

2. The artificial leather wear resistance testing device according to claim 1, characterized in that: The vertical moving assembly comprises a first motor (5), a first rotating shaft (6) of a screw structure, a first guide block (7) and a guide rail (8); the first motor (5) is fixedly mounted on the top of a box body (4); the first rotating shaft (6) is fixedly mounted on the output end of the first motor (5) and vertically penetrates into the box body (4); the guide rail (8) is fixedly mounted on the inner wall of one side of the box body (4); the first guide block (7) is slidably mounted on the guide rail (8); the first rotating shaft (6) is threadedly penetrated through the first guide block (7); and the friction assembly is fixedly mounted on the first guide block (7).

3. The artificial leather wear resistance testing device according to claim 2, characterized in that: The friction component comprises a second motor (9), a second rotating shaft (10), three rotating rollers (11) and a friction member (12); the second motor (9) is fixedly mounted on one side of the first guide block (7); the second rotating shaft (10) is horizontally fixedly mounted on the output end of the second motor (9); the three rotating rollers (11) are all sleeved and fixed on the second rotating shaft (10); the friction member (12) is wound and fixed on the surface of the rotating roller (11); a Velcro hook surface is provided on the surface of the rotating roller (11); the friction member (12) is a double-layer structure comprising a Velcro fleece surface and a friction layer; the friction layers on the three rotating rollers (11) have the same thickness and are made of different materials.

4. The artificial leather wear resistance testing device according to claim 1, characterized in that: The invention also comprises a third motor (13), a third rotating shaft (14) of a screw rod structure and a second guide block (15); the third motor (13) is fixedly mounted on one side of one of the vertical plates (3); a long strip groove (16) is provided on the horizontal plate (2); the second guide block (15) slides through the long strip groove (16); a long guide rail (25) is fixedly mounted on the side wall of the long strip groove (16); the second guide block (15) slides on the long guide rail (25); the third rotating shaft (14) is fixedly mounted on the output end of the third motor (13) and is threadedly mounted through the second guide block (15); and the rotating assembly is fixedly mounted on the second guide block (15).

5. The artificial leather wear resistance testing device according to claim 4, characterized in that: The rotating assembly comprises a fourth motor (17), a fourth rotating shaft (18) and a rotating disk (19); the fourth motor (17) is fixed on the second guide block (15); the fourth rotating shaft (18) is fixed vertically upward on the output end of the fourth motor (17) and is flush and coaxial with the output end of the fourth motor; the rotating disk (19) is fixed on the fourth rotating shaft (18); and a plurality of the clamping assemblies are fixed on the rotating disk (19).

6. The artificial leather wear resistance testing device according to claim 5, characterized in that: The clamping assembly comprises a cylinder (20), a clamping plate (21) and a pad (22); the cylinder (20) is fixed on a rotating disk (19); the clamping plate (21) is fixed on the telescopic end of the cylinder (20); the pad (22) is fixed on the rotating disk (19) and is located on one side of the cylinder (20); the clamping plate (21) is located above the pad (22); the clamping plate (21) and the pad (22) clamp the leather to be tested; the clamping plate (21) is a frame-type structure with a hollow middle portion; a force relief groove (24) is provided on the pad (22) below the hollow middle portion of the clamping plate (21).

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