Rubber abrasion test device

Abstract

The utility model discloses a rubber abrasion test device which comprises a machine table, a supporting seat installed on one side of the top end of the machine table, a rotary driving piece installed at the top end of the supporting seat, a coupler installed at one end of the rotary driving piece, a rotating shaft arranged at the end, away from the rotary driving piece, of the coupler, and a frosted disc arranged at the end, away from the coupler, of the rotating shaft. A first bearing seat is arranged at the top end of the machine table below the rotating shaft, a first limiting shaft seat is arranged on the outer side of the rotating shaft above the first bearing seat, the bottom end of the first limiting shaft seat is connected with the top end of the first bearing seat, and an electric cabinet is arranged at the top end of the machine table on one side of the supporting seat. Compared with the prior art, the rubber product abrasion testing device can perform abrasion testing on rubber products of different specifications so as to widen the application range of the testing device, can reduce the phenomenon of displacement generated in the rubber product testing process, achieves the purpose of performing air-cooling heat dissipation on the rubber products, further reduces the phenomenon of high temperature generated by the rubber products, and improves the service life of the rubber products. And the phenomenon of vibration generated in the rotating process of the grinding disc is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of rubber product processing, in particular to a rubber wear testing device. Background Art

[0002] Rubber wear test belongs to abrasion wear, which is a phenomenon in which friction causes microscopic damage to the rubber surface and causes it to fall off. In order to ensure the quality of rubber products during production and processing, corresponding rubber wear test equipment is required.

[0003] Reference publication number CN219179147U discloses a rubber wear testing device comprising a device body and a cylindrical rubber product. A sample fixture is provided on the front of the device body, a pressure regulating mechanism is installed above the sample fixture, the cylindrical rubber product is disposed on the front of the sample fixture, an abrasive belt is provided on the front of the device body and below the cylindrical rubber product, a support plate is connected to the front of the device body, and the support plate is located inside the abrasive belt. The device drives the cylindrical rubber product downward by rotating a first turntable, so that the cylindrical rubber product contacts the outer wall of the abrasive belt. Under the support of the support plate, the abrasive belt does not significantly bend when subjected to the pressure of the cylindrical rubber product, causing friction between the cylindrical rubber product and the flat surface to simulate the wear of a rubber tire or rubber sole when in contact with the road surface, which is conducive to improving the accuracy of the experimental data. As can be seen from the above, although the test device can be well applied to perform abrasion tests on rubber products, it can usually only be used for placement tests on annular rubber products, which makes the test device have certain limitations and often troubles people. Utility Model Content

[0004] The purpose of the present utility model is to provide a rubber wear testing device to solve the problem that the test device proposed in the above background technology can be well applied to perform wear tests on rubber products, but can usually only be used to perform placement tests on annular rubber products, which makes the test device have certain limitations.

[0005] To achieve the above-mentioned objectives, the present invention provides the following technical solutions: a rubber wear testing device, comprising a machine platform, a support seat installed on one side of the top of the machine platform, a rotating drive member installed on the top of the support seat, a coupling installed on one end of the rotating drive member, a rotating shaft provided at the end of the coupling away from the rotating drive member, a grinding disk provided at the end of the rotating shaft away from the coupling, a first bearing seat provided at the top of the machine platform below the rotating shaft, a first limiting shaft seat provided on the outside of the rotating shaft above the first bearing seat, the bottom end of the first limiting shaft seat is connected to the top of the first bearing seat, an electric control box is provided at the top of the machine platform on one side of the support seat, and the output end of the single-chip microcomputer inside the electric control box is electrically connected to the input end of the rotating drive member.

[0006] Preferably, a second bearing seat is provided at the top of the machine on the side of the first bearing seat away from the support seat, and a second limiting shaft seat is provided on the outside of the rotating shaft above the second bearing seat. The bottom end of the second limiting shaft seat is connected to the top end of the second bearing seat, and the second limiting shaft seat is provided to limit the rotation amplitude of the rotating shaft.

[0007] Preferably, a stand is provided on the top of the machine on the side of the second supporting seat away from the first supporting seat, and a U-shaped frame is provided on the inner wall of one side of the stand, so that the U-shaped frame can be supported and placed through the setting of the stand.

[0008] Preferably, an exhaust box is provided above the second limiting shaft seat, and an exhaust port is provided on the outer wall of one side of the exhaust box, one end of the exhaust port extends to the interior of the exhaust box. Through the setting of the exhaust box, the exhaust fan built into the exhaust box can suck the outside air through the exhaust port.

[0009] Preferably, both sides of the interior of the U-shaped frame are threadedly connected with threaded rods, and both ends of the threaded rods extend to the outside of the U-shaped frame. The threaded rods are arranged so that the L-shaped clamping plate can be placed.

[0010] Preferably, one end of the threaded rod inside the U-shaped frame is movably connected to an L-shaped clamping plate, and a rotary handle is provided at one end of the threaded rod away from the L-shaped clamping plate, so that the rubber product can be clamped and fixed through the setting of the L-shaped clamping plate.

[0011] Preferably, blowing pipes are provided on both sides of the bottom end of the exhaust case, and the top end of the blowing pipes is connected to the bottom end of the exhaust case. Through the setting of the blowing pipes, the air sucked by the exhaust fan can be blown to the outer surface of the rubber product for air cooling and heat dissipation.

[0012] Preferably, a supporting frame is provided at the bottom end of the exhaust box on one side of the blowing pipe, and the end of the supporting frame away from the exhaust box is connected to the outer wall of the second supporting seat. The supporting frame is provided to support and place the exhaust box.

[0013] Compared with the prior art, the beneficial effects of the present invention are as follows: the rubber wear test device can not only perform wear tests on rubber products of different specifications, thereby expanding the scope of application of the test device, but also reduce the displacement phenomenon generated during the testing process of rubber products, and also achieve the purpose of air cooling and heat dissipation of rubber products, thereby reducing the phenomenon of high temperature generated by rubber products, and reducing the phenomenon of vibration generated during the rotation of the grinding disk;

[0014] (1) By rotating the handle, the threaded rod inside the U-shaped frame is driven to rotate and slide, so that the threaded rod drives the L-shaped clamping plate to translate inward. At this time, the two sets of L-shaped clamping plates can clamp and fix the rubber product, so that the wear test can be performed on rubber products of different specifications, thereby improving the applicability of the test device and reducing the displacement of the rubber product during the test;

[0015] (2) The exhaust fan built into the exhaust box is used to suck the outside air through the exhaust port, so that the sucked air is blown to the position of the frosting disk through two sets of blowing pipes, thereby achieving the purpose of air cooling and heat dissipation of the rubber product, thereby reducing the phenomenon of high temperature generated by the rubber product;

[0016] (3) By arranging the second limiting shaft seat and the first limiting shaft seat at the top of the second bearing seat and the first bearing seat respectively, and arranging the second limiting shaft seat and the first limiting shaft seat on the outside of the rotating shaft, the first limiting shaft seat and the second limiting shaft seat can limit the rotation amplitude of the rotating shaft to ensure the stability of the rotating shaft during rotation, thereby reducing the vibration generated during the rotation of the sanding disc. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a side view schematic diagram of the three-dimensional structure of the utility model;

[0018] Figure 2 This is a side-view enlarged structural diagram of the U-shaped frame of the utility model;

[0019] Figure 3 This is a schematic diagram of the structure of the machine from above;

[0020] Figure 4 For this utility model Figure 3 Enlarged structural diagram at point A in the middle.

[0021] In the figure: 1. Machine; 2. Support base; 3. Rotating drive member; 4. First bearing base; 5. Second bearing base; 6. First limit shaft base; 7. Second limit shaft base; 8. Rotating shaft; 9. Sanding disc; 10. Stand; 11. U-shaped frame; 12. Bearing frame; 13. Exhaust box; 14. Exhaust port; 15. Electric control box; 16. Threaded rod; 17. Rotary handle; 18. L-shaped splint; 19. Blowing pipe; 20. Coupling. DETAILED DESCRIPTION

[0022] The following is a clear and complete description of the technical solutions in the embodiments of the present invention in conjunction with the accompanying drawings. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the present invention.

[0023] See also Figure 1-4 The utility model provides an embodiment of a rubber wear testing device, comprising a machine 1, a support seat 2 is installed on one side of the top of the machine 1, a rotary driving member 3 is installed on the top of the support seat 2, a coupling 20 is installed on one end of the rotary driving member 3, a rotating shaft 8 is provided on the end of the coupling 20 away from the rotary driving member 3, a grinding disk 9 is provided on the end of the rotating shaft 8 away from the coupling 20, a first bearing seat 4 is provided on the top of the machine 1 below the rotating shaft 8, a second bearing seat 5 is provided on the top of the machine 1 on the side of the first bearing seat 4 away from the support seat 2, a second limiting shaft seat 7 is provided on the outside of the rotating shaft 8 above the second bearing seat 5, and the bottom end of the second limiting shaft seat 7 is connected to the top of the second bearing seat 5;

[0024] When in use, the second limiting shaft seat 7 is provided to limit the rotation range of the rotating shaft 8;

[0025] A stand 10 is provided on the top of the machine platform 1 on the side of the second supporting base 5 away from the first supporting base 4, and a U-shaped frame 11 is provided on the inner wall of one side of the stand 10;

[0026] When in use, the stand 10 is provided to support and place the U-shaped frame 11;

[0027] Threaded rods 16 are threadedly connected to both sides of the U-shaped frame 11, and both ends of the threaded rods 16 extend to the outside of the U-shaped frame 11;

[0028] When in use, the threaded rod 16 is arranged so as to place the L-shaped clamping plate 18;

[0029] One end of the threaded rod 16 inside the U-shaped frame 11 is movably connected to an L-shaped clamping plate 18, and the end of the threaded rod 16 away from the L-shaped clamping plate 18 is provided with a rotary handle 17;

[0030] When in use, the L-shaped clamping plate 18 is provided to clamp and fix the rubber product;

[0031] An exhaust box 13 is provided above the second limiting shaft seat 7, and an exhaust port 14 is provided on the outer wall of one side of the exhaust box 13, and one end of the exhaust port 14 extends to the interior of the exhaust box 13;

[0032] When in use, the exhaust box 13 is set so that the exhaust fan built into the exhaust box 13 can suck the outside air through the exhaust port 14;

[0033] Blowing pipes 19 are provided on both sides of the bottom end of the exhaust box 13, and the top end of the blowing pipe 19 is connected to the bottom end of the exhaust box 13;

[0034] When in use, the blowing pipe 19 is provided so that the air sucked by the exhaust fan is blown to the outer surface of the rubber product for air cooling and heat dissipation;

[0035] A support frame 12 is provided at the bottom end of the exhaust box 13 on one side of the blowing pipe 19. The end of the support frame 12 away from the exhaust box 13 is connected to the outer wall of the second supporting base 5.

[0036] When in use, the support frame 12 is provided to support and place the exhaust box 13;

[0037] A first limiting shaft seat 6 is provided on the outside of the rotating shaft 8 above the first supporting seat 4, and the bottom end of the first limiting shaft seat 6 is connected to the top end of the first supporting seat 4. An electric control box 15 is provided on the top end of the machine 1 on one side of the support seat 2, and the output end of the single-chip microcomputer inside the electric control box 15 is electrically connected to the input end of the rotating drive component 3.

[0038] When the embodiment of the present application is in use, the rubber product to be tested is first placed between the two sets of L-shaped clamps 18, and the handle 17 is rotated to drive the threaded rod 16 inside the U-shaped frame 11 to rotate and slide, so that the threaded rod 16 drives the L-shaped clamps 18 to translate inward, and the two sets of L-shaped clamps 18 can clamp and fix the rubber product to reduce the displacement of the rubber product during the subsequent wear test. Then, the coupling 20 and the rotating shaft 8 are driven by the rotating driving member 3 to drive the grinding disc 9 to rotate at high speed. Since the outer wall of one side of the rubber product is in contact with the outer wall of the grinding disc 9, the outer wall of the rubber product can be rubbed by the grinding disc 9. After the friction is completed, the rubber is observed. The loss of the outer surface of the product can achieve the purpose of conducting a wear test on the rubber product, and then by arranging the first limiting shaft seat 6 and the second limiting shaft seat 7 on the outside of the rotating shaft 8, the first limiting shaft seat 6 and the second limiting shaft seat 7 can limit the rotation amplitude of the rotating shaft 8 to ensure the stability of the rotating shaft 8 during rotation, thereby effectively reducing the vibration generated when the frosting disc 9 rotates. Finally, the exhaust fan built into the exhaust box 13 is used to suck the outside air through the exhaust port 14, so that the sucked air is blown to the position of the frosting disc 9 through two sets of blowing pipes 19, so that the rubber product can be air-cooled to dissipate heat to reduce the temperature of the rubber product, thereby completing the use of the test device.

Claims

1. A rubber wear testing device, characterized in that: The invention comprises a machine (1), wherein a support seat (2) is installed on one side of the top of the machine (1), a rotary drive member (3) is installed on the top of the support seat (2), a coupling (20) is installed on one end of the rotary drive member (3), a rotating shaft (8) is provided at the end of the coupling (20) away from the rotary drive member (3), a grinding disc (9) is provided at the end of the rotating shaft (8) away from the coupling (20), a first bearing seat (4) is provided on the top of the machine (1) below the rotating shaft (8), a first limiting shaft seat (6) is provided on the outer side of the rotating shaft (8) above the first bearing seat (4), the bottom end of the first limiting shaft seat (6) is connected to the top of the first bearing seat (4), an electric control box (15) is provided on the top of the machine (1) on one side of the support seat (2), and the output end of the single chip microcomputer inside the electric control box (15) is electrically connected to the input end of the rotary drive member (3).

2. A rubber wear testing device according to claim 1, characterized in that: A second bearing seat (5) is provided at the top of the machine (1) on the side of the first bearing seat (4) away from the support seat (2), a second limiting shaft seat (7) is provided on the outside of the rotating shaft (8) above the second bearing seat (5), and the bottom end of the second limiting shaft seat (7) is connected to the top end of the second bearing seat (5).

3. A rubber wear testing device according to claim 2, characterized in that: A stand (10) is provided on the top of the machine (1) on the side of the second supporting seat (5) away from the first supporting seat (4), and a U-shaped frame (11) is provided on the inner wall of one side of the stand (10).

4. A rubber wear testing device according to claim 2, characterized in that: An exhaust box (13) is provided above the second limiting shaft seat (7), and an exhaust port (14) is provided on an outer wall of one side of the exhaust box (13), with one end of the exhaust port (14) extending into the interior of the exhaust box (13).

5. A rubber wear testing device according to claim 3, characterized in that: Both sides of the interior of the U-shaped frame (11) are threadedly connected to threaded rods (16), and both ends of the threaded rods (16) extend to the outside of the U-shaped frame (11).

6. A rubber wear testing device according to claim 5, characterized in that: One end of the threaded rod (16) inside the U-shaped frame (11) is movably connected to an L-shaped clamping plate (18), and one end of the threaded rod (16) away from the L-shaped clamping plate (18) is provided with a rotary handle (17).

7. A rubber wear testing device according to claim 4, characterized in that: Blowing pipes (19) are provided on both sides of the bottom end of the exhaust box (13), and the top end of the blowing pipe (19) is connected to the bottom end of the exhaust box (13).

8. A rubber wear testing device according to claim 7, characterized in that: A supporting frame (12) is provided at the bottom end of the exhaust box (13) on one side of the blowing pipe (19), and one end of the supporting frame (12) away from the exhaust box (13) is connected to the outer wall of the second supporting seat (5).

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