Anti-pulling testing device

Abstract

The utility model relates to the technical field of textiles, and discloses an anti-pulling testing device which comprises a workbench, a U-shaped groove is formed in the upper surface of the workbench, the position, close to the top, of one side of the inner wall of the groove is arc-shaped, one side of the workbench is fixedly connected with a motor, the output end of the motor is fixedly connected with a wind-up roller, and the wind-up roller is fixedly connected with the workbench. An auxiliary device is arranged on the inner wall of the groove, in order to avoid friction of materials during detection of the equipment, the winding roller winds the materials, the bottoms of the materials can make contact with the outer surface of the auxiliary roller, friction of the materials can be effectively reduced, the auxiliary roller moves upwards under the elastic force of the spring, and the detection accuracy is improved. The position, close to the top, of one side of the inner wall of the matching groove is arranged in an arc shape, data are more accurate when the materials are tested, and the pressing piece is clamped into the clamping groove so that the pressing piece can limit the materials more firmly.

Description

Technical Field

[0001] The utility model relates to the technical field of textiles, and particularly relates to a tensile test device. Background Technique

[0002] Textiles are products woven from textile fibers and are divided into two categories: shuttle fabrics and knitted fabrics. China is one of the earliest countries in the world to produce textiles, and generally tensile tests are carried out after the textiles are produced.

[0003] Some devices on the market generally start a double-headed motor to drive the driving bevel gear and the driven bevel gear to rotate, and then drive the rotating rod to rotate, so that the rotating rollers rotate to both sides, thereby stretching the textile to both sides to detect the tensile strength of the textile.

[0004] However, in the actual use process of the above-mentioned device, during the pulling test, the material will rub against the upper surface of the workbench near the rotating roller, so that the material is easily worn, resulting in inaccurate test data. In view of this, we have proposed a tensile test device. Content of the Utility Model

[0005] The purpose of the utility model is to provide a tensile test device to solve the problems raised in the above background technique.

[0006] To achieve the above purpose, the utility model provides the following technical solution: A tensile test device, including a workbench, a groove is provided on the upper surface of the workbench, the groove is arranged in a U shape, one side of the inner wall of the groove near the top is arranged in an arc shape, a motor is fixedly connected to one side of the workbench, the output end of the motor is fixedly connected to a winding roller, and an auxiliary device is arranged on the inner wall of the groove. The auxiliary device includes:

[0007] A fixing plate, one side of the inner wall of the groove is fixedly connected to the fixing plate, a sliding groove is provided on the inner wall of the groove near the fixing plate, and a spring is fixedly connected to the top of the fixing plate;

[0008] A mounting member, one end of the spring is fixedly connected to the mounting member, the mounting member is arranged in an L shape, and a convex block is arranged on one side of the vertical part of the mounting member, and an auxiliary roller is rotatably connected to the other side of the vertical part of the mounting member.

[0009] Preferably, the convex block arranged on one side of the vertical part of the mounting member is clamped inside the sliding groove, and the size of the mounting member is adapted to the size of the sliding groove, so that the mounting member can move more stably.

[0010] Preferably, the size of the auxiliary roller is adapted to the size of the mounting member, and the length of the auxiliary roller is adapted to the size inside the groove, which can make the auxiliary roller better installed inside the groove.

[0011] Preferably, the fixing plate is located on the side of the inner wall of the groove away from the motor. There are two grooves, and the two grooves are symmetrically arranged with respect to the center of the workbench.

[0012] Preferably, a clamping groove is formed on the outer surface of the winding roller. A mounting plate is fixedly connected to the bottom of the inner wall of the clamping groove. A pressing member is clamped inside the clamping groove. One end of the pressing member is fixedly connected to a fixing block, and a screw is arranged on the upper surface of the fixing block.

[0013] Preferably, an arc-shaped convex strip is arranged at the bottom of the pressing member, and the size of the pressing member is adapted to the size of the clamping groove.

[0014] Compared with the prior art, the present utility model provides a tensile test device, which has the following beneficial effects:

[0015] 1. For this tensile test device, in order to avoid friction of the material during the detection of the device, the winding roller winds the material, so that the bottom of the material will contact the outer surface of the auxiliary roller, which can effectively reduce the friction of the material. And the auxiliary roller moves upward under the elastic force of the spring, so that the outer surface of the auxiliary roller is always in contact with the outer surface of the material. In cooperation with the arc-shaped setting at one side near the top of the inner wall of the groove, the data is more accurate when the material is tested.

[0016] 2. For this tensile test device, in order to better fix the material when the winding roller is measuring speed, one end of the material is placed inside the clamping groove, and then the pressing member is clamped inside the clamping groove. In this way, the pressing member can press the material. An arc-shaped convex strip is arranged at the bottom of the pressing member, so that the pressing member limits the material more firmly. When using, one end of the screw penetrates through the upper surface of the fixing block into the inside of the mounting plate, which can better limit the pressing member inside the clamping groove and limit the material on the outer surface of the winding roller. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 is a three-dimensional left view structural schematic diagram of the present utility model;

[0018] Figure 2 is an exploded schematic diagram of the detection device of the present utility model;

[0019] Figure 3 is an exploded schematic diagram of the winding roller of the present utility model;

[0020] Figure 4 is a bottom view structural schematic diagram of the pressing member of the present utility model.

[0021] In the figure: 1, workbench; 2, groove; 3, motor; 4, winding roller; 5, fixing plate; 6, chute; 7, spring; 8, mounting piece; 9, auxiliary roller; 10, card slot; 11, pressing piece; 12, fixing block; 13, mounting plate; 14, screw. Detailed implementation mode

[0022] As Figures 1-4 shown, the present utility model provides a technical solution: a tensile test device, including a workbench 1, a groove 2 is opened on the upper surface of the workbench 1, the groove 2 is arranged in a U shape, one side of the inner wall of the groove 2 near the top is arranged in an arc shape, the number of the grooves 2 is two, and the two grooves 2 are symmetrically arranged with respect to the center of the workbench 1. A motor 3 is fixedly connected to one side of the workbench 1, the output end of the motor 3 is fixedly connected to a winding roller 4, a card slot 10 is opened on the outer surface of the winding roller 4, a mounting plate 13 is fixedly connected to the bottom of the inner wall of the card slot 10, a pressing piece 11 is clamped inside the card slot 10, an arc-shaped convex strip is arranged at the bottom of the pressing piece 11, the size of the pressing piece 11 is adapted to the size of the card slot 10, one end of the pressing piece 11 is fixedly connected to a fixing block 12, a screw 14 is arranged on the upper surface of the fixing block 12, and an auxiliary device is arranged on the inner wall of the groove 2. The auxiliary device includes a fixing plate 5, a chute 6, a spring 7, a mounting piece 8, and an auxiliary roller 9.

[0023] In the embodiment of the present utility model, a fixing plate 5 is fixedly connected to one side of the inner wall of the groove 2, the position of the fixing plate 5 is on the side of the inner wall of the groove 2 away from the motor 3, a chute 6 is opened on one side of the inner wall of the groove 2 close to the fixing plate 5, a spring 7 is fixedly connected to the top of the fixing plate 5, one end of the spring 7 is fixedly connected to a mounting piece 8, the mounting piece 8 is arranged in an L shape, and a convex block is arranged on one side of the vertical part of the mounting piece 8. The convex block arranged on one side of the vertical part of the mounting piece 8 is clamped inside the chute 6, and the size of the mounting piece 8 is adapted to the size of the chute 6, so that the mounting piece 8 can move more stably. The other side of the vertical part of the mounting piece 8 is rotatably connected to an auxiliary roller 9, the size of the auxiliary roller 9 is adapted to the size of the mounting piece 8, and the length of the auxiliary roller 9 is adapted to the size inside the groove 2, which can enable the auxiliary roller 9 to be better installed inside the groove 2.

[0024] In the present utility model, during use, one end of the material is placed inside the card slot 10, and then the pressing member 11 is snapped into the card slot 10. In this way, the pressing member 11 can press the material. An arc-shaped rib is provided at the bottom of the pressing member 11, so that the pressing member 11 can limit the material more firmly. One end of the screw 14 penetrates through the upper surface of the fixing block 12 and into the mounting plate 13, which enables the pressing member 11 to be better limited inside the card slot 10, and the material is limited on the outer surface of the winding roller 4. Then, the motor 3 is started, which causes the winding roller 4 to wind the material. The bottom of the material will contact the outer surface of the auxiliary roller 9, which can effectively reduce the friction of the material. Moreover, the auxiliary roller 9 moves upward under the elastic force of the spring 7, so that the outer surface of the auxiliary roller 9 is always in contact with the outer surface of the material. The inner wall of the fitting groove 2 is arc-shaped near the top, making the data more accurate when the material is tested.

[0025] The above has generally described the present utility model in detail. However, based on the present utility model, some modifications or improvements can be made, which are obvious to those of ordinary skill in the technical field. Therefore, the modifications or improvements that do not depart from the spirit of the present utility model are within the protection scope of the present utility model.

Claims

1. A tensile test device, comprising a workbench (1), wherein a groove (2) is formed on the upper surface of the workbench (1), the groove (2) is arranged in a U shape, one side of the inner wall of the groove (2) near the top is arranged in an arc shape, and a motor (3) is fixedly connected to one side of the workbench (1), and an output end of the motor (3) is fixedly connected to a winding roller (4), characterized in that: An auxiliary device is provided on the inner wall of the groove (2). The auxiliary device includes: A fixing plate (5). One side of the inner wall of the groove (2) is fixedly connected to the fixing plate (5). A sliding groove (6) is provided on the inner wall of the groove (2) near the fixing plate (5). A spring (7) is fixedly connected to the top of the fixing plate (5). A mounting member (8). One end of the spring (7) is fixedly connected to the mounting member (8). The mounting member (8) is L-shaped. A convex block is provided on one side of the vertical portion of the mounting member (8). An auxiliary roller (9) is rotatably connected to the other side of the vertical portion of the mounting member (8).

2. The tensile test device according to claim 1, wherein: The convex block provided on one side of the vertical portion of the mounting member (8) is clamped inside the sliding groove (6). The size of the mounting member (8) is adapted to the size of the sliding groove (6).

3. The tensile test device according to claim 1, characterized in that: The size of the auxiliary roller (9) is adapted to the size of the mounting member (8). The length of the auxiliary roller (9) is adapted to the size inside the groove (2).

4. The tensile test device according to claim 1, wherein: The fixing plate (5) is located on the side of the inner wall of the groove (2) away from the motor (3). The number of the grooves (2) is two, and the two grooves (2) are symmetrically arranged with respect to the center of the workbench (1).

5. The tensile test device according to claim 1, wherein: A clamping groove (10) is provided on the outer surface of the winding roller (4). A mounting plate (13) is fixedly connected to the bottom of the inner wall of the clamping groove (10). A pressing member (11) is clamped inside the clamping groove (10). One end of the pressing member (11) is fixedly connected to a fixing block (12). A screw (14) is provided on the upper surface of the fixing block (12).

6. The tensile test device according to claim 5, characterized in that: An arc-shaped convex strip is provided on the bottom of the pressing member (11). The size of the pressing member (11) is adapted to the size of the clamping groove (10).

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