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CN-224229178-U - High-strength synchronous belt with damping function

CN224229178UCN 224229178 UCN224229178 UCN 224229178UCN-224229178-U

Abstract

The utility model discloses a high-strength synchronous belt with a damping function, which comprises a synchronous belt body, wherein the synchronous belt body comprises a wear-resistant rubber layer, a high-temperature-resistant protective layer, an antistatic layer, a damping layer, a tensile enhancement layer and a heat conduction layer, the damping layer comprises a spongy EVA elastomer layer and a honeycomb polyurethane elastomer layer, the spongy EVA elastomer layer is arranged outside the honeycomb polyurethane elastomer layer, the wear-resistant rubber layer is made of a silicon rubber-based composite material, the high-temperature-resistant protective layer is made of ceramic fiber reinforced silicon rubber, and the antistatic layer is made of conductive carbon black filled rubber. The damping layer consists of the spongy EVA elastomer layer and the honeycomb polyurethane elastomer layer, the spongy EVA elastomer layer preferentially absorbs low-frequency vibration, the honeycomb polyurethane elastomer layer damps high-frequency vibration through an air damping effect, resonance of the synchronous belt body is effectively restrained, transmission stability is remarkably improved, and equipment failure rate is reduced.

Inventors

  • ZHOU PENGCHENG
  • ZHOU CUNBAO

Assignees

  • 无锡久亿鑫传动设备有限公司

Dates

Publication Date
20260512
Application Date
20250618

Claims (5)

  1. 1. The high-strength synchronous belt with the shock absorption function comprises a synchronous belt body (1) and is characterized in that the synchronous belt body (1) comprises a wear-resistant rubber layer (2), a high-temperature-resistant protective layer (3), an antistatic layer (4), a shock absorption layer (5), a tensile enhancement layer (6) and a heat conduction layer (7), the shock absorption layer (5) comprises a spongy EVA elastomer layer (501) and a honeycomb polyurethane elastomer layer (502), and the spongy EVA elastomer layer (501) is located outside the honeycomb polyurethane elastomer layer (502).
  2. 2. The high-strength synchronous belt with the shock absorption function according to claim 1, wherein the wear-resistant rubber layer (2) is made of a silicon rubber-based composite material, the high-temperature-resistant protective layer (3) is made of ceramic fiber reinforced silicon rubber, and the antistatic layer (4) is made of conductive carbon black filled rubber.
  3. 3. The high-strength synchronous belt with the shock absorption function according to claim 1, wherein the tensile reinforcement layer (6) is a mixed woven net of glass fibers and aramid fibers, and the heat conduction layer (7) is graphene modified rubber.
  4. 4. The high-strength synchronous belt with the shock absorption function according to claim 1, wherein the wear-resistant rubber layer (2) is positioned outside the high-temperature-resistant protective layer (3), and the high-temperature-resistant protective layer (3) is positioned outside the antistatic layer (4).
  5. 5. The high-strength synchronous belt with a shock absorbing function according to claim 1, wherein the antistatic layer (4) is positioned outside the shock absorbing layer (5), the shock absorbing layer (5) is positioned outside the tensile reinforcement layer (6), and the tensile reinforcement layer (6) is positioned outside the heat conducting layer (7).

Description

High-strength synchronous belt with damping function Technical Field The utility model relates to the technical field of synchronous belts, in particular to a high-strength synchronous belt with a damping function. Background The synchronous belt takes a steel wire rope or a glass fiber rope as a strong layer, polyurethane or chloroprene rubber is coated outside the synchronous belt, and the inner Zhou Zhicheng tooth shape of the belt is meshed with a tooth-shaped belt wheel. Because the strong layer bears the weight of the back deformation little, can keep the week festival of toothed belt unchanged, so the area does not have relative slip between band and the band pulley to guaranteed synchronous drive, the transmission ratio is invariable, in the mechanical transmission field, the hold-in range is as realizing accurate driven core component, wide application in scenes such as new energy automobile motor, industrial automation equipment, precision instruments, but present high strength hold-in range does not have shock-absorbing function, its elastic deformation ability is limited, when high-speed transmission or load are abrupt change, the hold-in range can't effectively absorb vibration energy, leads to vibration amplitude big and easy fracture, for this reason, we propose a high strength hold-in range with shock-absorbing function. Disclosure of utility model The utility model aims to provide a high-strength synchronous belt with a damping function, which has the advantage of the damping function, and solves the problems that the conventional high-strength synchronous belt does not have the damping function, has limited elastic deformation capacity, cannot effectively absorb vibration energy during high-speed transmission or abrupt load change, and is large in vibration amplitude and easy to break. In order to achieve the purpose, the high-strength synchronous belt with the shock absorption function comprises a synchronous belt body, wherein the synchronous belt body comprises a wear-resistant rubber layer, a high-temperature-resistant protective layer, an antistatic layer, a shock absorption layer, a tensile strength enhancing layer and a heat conducting layer, the shock absorption layer comprises a spongy EVA elastomer layer and a honeycomb polyurethane elastomer layer, and the spongy EVA elastomer layer is arranged outside the honeycomb polyurethane elastomer layer. Preferably, the wear-resistant rubber layer is a silicon rubber-based composite material, the high-temperature-resistant protective layer is ceramic fiber reinforced silicon rubber, and the antistatic layer is conductive carbon black filled rubber. Preferably, the tensile enhancement layer is a mixed woven net of glass fibers and aramid fibers, and the heat conduction layer is graphene modified rubber. Preferably, the wear-resistant rubber layer is located outside the high-temperature-resistant protective layer, and the high-temperature-resistant protective layer is located outside the antistatic layer. Preferably, the antistatic layer is located outside the shock-absorbing layer, the shock-absorbing layer is located outside the tensile reinforcement layer, and the tensile reinforcement layer is located outside the heat-conducting layer. Compared with the prior art, the utility model has the following beneficial effects: 1. The damping layer consists of the spongy EVA elastomer layer and the honeycomb polyurethane elastomer layer, the spongy EVA elastomer layer preferentially absorbs low-frequency vibration, the honeycomb polyurethane elastomer layer damps high-frequency vibration through an air damping effect, resonance of the synchronous belt body is effectively restrained, transmission stability is remarkably improved, and equipment failure rate is reduced. 2. According to the utility model, the wear-resistant rubber layer is made of a silicon rubber-based composite material, so that the synchronous belt body has a good wear-resistant effect, the tensile reinforcement layer is made of a glass fiber and aramid fiber mixed net structure, the high strength and tear resistance are considered, the transmission load is effectively borne, the elongation deformation of the belt body is reduced, the service period is prolonged, the high-temperature resistant protective layer is made of a ceramic fiber reinforced silicon rubber structure, the thermal oxidative aging in a high-temperature environment is resisted, the mechanical performance stability of the belt is maintained, the antistatic layer is made of conductive carbon black filled rubber, the transmission static electricity is rapidly led out, dust absorption and static hidden danger are avoided, the heat dissipation is accelerated, the temperature of the belt body is reduced, and the material degradation is delayed. Drawings FIG. 1 is a schematic diagram of the structure of the present utility model; FIG. 2 is a schematic view of a synchronous belt body structure according to the present