FIXTURE FOR AUTOMATIC ASSEMBLY, OVERTURNING AND WELDING OF SIDEWALL ALUMINUM PROFILES OF RAIL VEHICLE

    公开(公告)号:US20230046373A1

    公开(公告)日:2023-02-16

    申请号:US17829602

    申请日:2022-06-01

    Abstract: Provided a fixture for automatic assembly, overturning and welding of sidewall aluminum profile of rail vehicle, comprising a lifting mechanism, a supporting overturning device mounted on the lifting mechanism, an automatic assembling sidewall profile device mounted on the supporting overturning device, and a self-positioning locking device; the automatic assembling sidewall profile device comprises a sidewall-shaped support steel beam, and a rodless cylinder track platform and a fixing seat mounted on a top end thereof; the self-positioning locking devices are respectively mounted on the rodless cylinder track platform and the fixing seat, comprising a self-positioning base and a locking device; the self-positioning base comprises an outer housing of which the one side is provided with the locking device and inside which are provided with two symmetrically set self-positioning supports, and faces of the two self-positioning supports matching with the rail vehicle aluminum profile are provide with rollers formed a V-shaped crack.

    POWDER DRY-PRESSING MOLDING DEVICE AND METHOD

    公开(公告)号:US20220143867A1

    公开(公告)日:2022-05-12

    申请号:US17282211

    申请日:2020-05-08

    Abstract: The present invention relates to a powder dry-pressing molding device and method. The powder dry-pressing molding device includes a rack, the rack is provided with an first pressure mechanism, a workbench mechanism and a second pressure mechanism in sequence along an up-and-down direction, and one side of the workbench mechanism is provided with a scraping mechanism; the first pressure mechanism includes an upper slide block capable of moving up and down, and an upper punch is disposed at a bottom of the upper slide block; the workbench mechanism includes a middle mold seat, a workbench is fixed above the middle mold seat, a middle mold is disposed inside the middle mold seat, and a mandrel runs through the inside of the middle mold; the second pressure mechanism includes a lower slide block capable of moving up and down, a lower punch is fixed at the top end of the lower slide block, and the lower punch is capable of extending into a compacting space between the mandrel and the middle mold; and the scraping mechanism includes a pusher connected with a scraping driving mechanism and capable of moving along the workbench, the pusher is provided with a feeding channel capable of being communicated with the compacting space, and the feeding channel is capable of being communicated with a barrel disposed on the rack. The dry-pressing molding device of the present invention has a high degree of automation, can scrape the powder, and has a good processing effect.

    DYNAMIC COLLECTION DEVICE FOR OIL FILM AND TEMPERATURE DISTRIBUTION IN GRINDING ZONE AND OPERATING METHOD THEREOF

    公开(公告)号:US20250083280A1

    公开(公告)日:2025-03-13

    申请号:US18570639

    申请日:2023-07-19

    Abstract: Provided in the present invention are a dynamic collection device for an oil film and temperature distribution in a grinding zone and an operating method thereof. A spectroscope and a 45-degree flat mirror are utilized to carry out optical imaging of the permeation and infiltration of the grinding fluid in a grinding zone during a grinding process, and a video signal imported into a high-speed camera is converted into a digital signal processed by a CCD photosensitive element, and a dynamic image is imported for dynamic collection. Infrared radiation emitted from the grinding zone is reflected through the 45-degree flat mirror, and transmitted to the thermal imaging camera, and the signal is transmitted to an internal infrared detector. The infrared detector adjusts and amplifies the received signal and outputs it to an infrared thermal imaging chip. After image processing, the temperature distribution image is imported for dynamic collection.

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