Beijing Roborock Technology Co., Ltd.

Beijing Rockrobo Technology Co., Ltd.

Tsinghua University

Guang Yu

Dahong Gong

Chang Mi

Youcheng Lu

Fan Yang

Xiaoming Liu

Chuanlin Duan

Zitao Wang

Yongji Long

Song Peng

Dayong Sun

Dan Liu

Ying Gao

Jun Wu

Xiaoliang Wang

Pan Cheng

Binbin Zhang

Liping Wang

Jing Chang

Ruimin Zhang

Hengchun Cui

Mingchuan Wang

Embodiments of the present application disclose a universal wheel assembly and a smart cleaning device having the same. The universal wheel assembly includes a rotating shaft support and a universal wheel support. The rotating shaft support is configured to be fixed to a predetermined mounting position. The universal wheel support is connected to the rotating shaft support and is rotatable relative to the rotating shaft support. The universal wheel support is provided with a through hole, and the through hole is used for a mounting tool to pass through to fix the rotating shaft support to the predetermined mounting position.

Universal wheel assembly and smart cleaning device having same

Embodiments of the present application provide an intelligent cleaning device, where the intelligent cleaning device includes a device body, a driving wheel assembly, a control circuit, and a transfer circuit; the driving wheel assembly is mounted to the device body from below, and is configured to make the intelligent cleaning device movable; the control circuit is configured to control operation of the intelligent cleaning device, and the control circuit is arranged in the device body; the driving wheel assembly is electrically connected to the control circuit through the transfer circuit, and the transfer circuit is arranged at the device body.

Intelligent cleaning device

A line laser module, including: a module body; a first image capturing assembly, provided at the module body and comprising a first camera, at least one laser emitter and a first image processing module, wherein the at least one laser emitter is provided adjacent to the first camera and configured to emit a line laser with a linear projection toward outside of the module body, the first camera is configured to capture a first environment image containing the line laser, and the first image processing module is configured to acquire obstacle distance information based on the first environment image; and a second image capturing assembly, comprising a second camera and a second image processing module, wherein the second camera is configured to capture a second environment image, and the second image processing module is configured to acquire obstacle type information based on the second environment image.

Line laser module and autonomous mobile device

Embodiments of the present disclosure provide a line laser module and an autonomous mobile device. The line laser module includes a fixed base, and a camera and a line laser emitter arranged on the fixed base. The line laser emitter is provided at one or more sides of the camera, and configured to emit a laser with a linear projection. The camera is configured to operate in conjunction with the line laser emitter, and to capture an environmental image. An infrared filter is arranged in front of the camera, and configured to allow only infrared light to enter the camera. The autonomous mobile device includes an infrared flashlight. The camera is configured to capture, at different time points, a first environmental image for distance measurement and a second environmental image for object identification.

An intelligent cleaning device, comprising a device main body, a camera and a fill-in light, wherein the camera is mounted in the device main body and faces an outer side of the device main body; the fill-in light is mounted in the device main body by means of a fill-in light holder and faces the outer side of the device main body; and an irradiation direction of the fill-in light is the same as a photographic direction of the camera, so as to irradiate at least part of an identification region of the camera.

Cleaning device

Charging station with dust collector for sweeping machines

Robotic vacuum cleaner

The presently disclosed technology includes a friction stir welding apparatus comprising a frame, a moving platform and a parallel mechanism composed of three branch mechanisms, wherein a first branch mechanism comprises a first sliding pair, a first revolute pair, a telescopic rod and a first spherical pair connected in sequence. A second branch mechanism and a third branch mechanism both comprise a third sliding pair, a second revolute pair, a third linkage and a second spherical pair connected in sequence. The friction stir welding apparatus has high stiffness, low inertia, high dynamic performance and high accuracy, which can achieve precision welding with high requirements on processing quality and accuracy for jointing annular seams of large-scale rocket fuel storage tank barrels in the aviation field, for example. The presently disclosed technology also includes a corresponding friction stir welding system.

Friction stir welding apparatus and friction stir welding system comprising the same

Cleaning robot

Cleaning pad

Tank

Growing community of inventors

Beijing, China

Guang Yu