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相关概念视频

Design of Transmission Shafts01:16

Design of Transmission Shafts

482
The design of a transmission shaft is governed by two primary specifications: the power it transmits and its rotational speed. These parameters guide the selection of the shaft's material and cross-sectional dimensions, ensuring that the material's maximum shearing stress remains within the elastic limit while transmitting the desired power at the given speed. The system's power is intrinsically linked to the applied torque. The torque applied to the shaft can be calculated by...
482
Bearings: Problem Solving01:24

Bearings: Problem Solving

331
Understanding the calculations and concepts related to double-collar bearings is essential for engineers and designers to optimize the performance of these components in various applications. By analyzing the bearing under different conditions, one can ensure that it can withstand the forces and moments experienced during operation. This knowledge enables better decision-making when designing and selecting bearings for specific purposes and configurations. Consider a double-collar bearing with...
331
Design of Transmission Shafts - Stress Analysis01:15

Design of Transmission Shafts - Stress Analysis

505
Designing a transmission shaft requires a thorough understanding of the stresses induced by bending moments and torques, especially in systems where power is transferred through gears. These forces create force-couple systems at the centers of the shaft's cross-sections, leading to both transverse and torsional loading. Although shearing stresses from transverse loads are typically smaller than those from torques and are often overlooked, the significant normal stresses from these loads...
505
Machines: Problem Solving I01:22

Machines: Problem Solving I

416
A toggle clamp is a mechanical device commonly used for holding and clamping objects in various applications, such as woodworking, metalworking, and assembly operations. Consider a toggle clamp subjected to a force of 200 N at the handle. The vertical clamping force can be calculated, provided the dimensions of the toggle clamp are known.
The toggle clamp system is a machine structure consisting of movable, pin-connected multi-force members that form a stabilized system to transmit forces. The...
416
Collar Bearings01:23

Collar Bearings

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Collar bearings are essential in various machines designed to support axial loads on rotating shafts. Depending on the specific application and requirements, they can be found with single or multiple collars.
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Transmission Shafts: Problem Solving01:09

Transmission Shafts: Problem Solving

296
Designing a solid shaft that transmits power from a motor to a machine tool involves a series of calculations to ensure the shaft can withstand the stresses applied by bending moments and torques. First, calculate the torque exerted on the gear, considering the power transmitted by the shaft and its rotational speed. Following this, compute the tangential forces acting on the gears, which directly relate to the torque and the gear radius.
Next, use bending moment diagrams for the shaft to...
296

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Design and Implementation of a Bespoke Robotic Manipulator for Extra-corporeal Ultrasound
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表面曲启用了软离合器.

Zichao Dai1, Tong Wang1, Wei Wu1

  • 1School of Chemical Engineering, Northwest University, Xi'an 710127, China. zhu.liangliang@nwu.edu.cn.

Soft matter
|June 10, 2025
PubMed
概括
此摘要是机器生成的。

这项研究介绍了一种新的软离合器,灵感来自子自律,使软机器人中的可拆卸部件成为可能. 这一突破使得可重新配置的机器人能够脱落尾巴以逃避捕食者.

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Design and Implementation of a Bespoke Robotic Manipulator for Extra-corporeal Ultrasound

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Fabrication of Soft Pneumatic Network Actuators with Oblique Chambers
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科学领域:

  • 软机器人软机器人 软机器人
  • 生物启发的工程是生物启发的工程.
  • 材料科学是一种材料科学.

背景情况:

  • 甲为捕食者逃脱而展现尾巴自动解体.
  • 目前软机器人缺乏可拆卸和可重新配置的组件.

研究的目的:

  • 为可拆卸和可重新配置的软机器人系统开发软离合器.
  • 在一个生物灵感的机器人中模仿鱼尾巴自动切除.

主要方法:

  • 表面曲使软离合器设计能够使用几何互锁.
  • 薄膜的压力压力驱动的曲用于可逆形态转换.
  • 拉力和剪切强度的实验验证,以及理论建模.

主要成果:

  • 软离合器表现出稳定的拉力和剪切强度.
  • 优化的设计参数 (缩小角度,增加厚度) 提高了性能.
  • 理论模型准确地预测了离合器的强度.
  • 一个生物灵感的虫机器人成功地演示了尾巴自动移动以逃脱.

结论:

  • 开发的软离合器为软机器人提供了双向接触和脱离能力.
  • 这项技术使可重新配置的软机器人具有生物灵感的功能,如自杀术.
  • 软离合器在推动生物灵感机器人和可适应系统方面具有重大潜力.