US 12,392,189 B2
Electric door driving mechanism for machine tool
Chen-Chuan Chen, Taichung (TW)
Assigned to SHIN I TAI CORP., Taichung (TW)
Filed by SHIN I TAI CORP., Taichung (TW)
Filed on Feb. 21, 2024, as Appl. No. 18/583,134.
Claims priority of application No. 112201819 (TW), filed on Mar. 2, 2023.
Prior Publication US 2024/0295141 A1, Sep. 5, 2024
Int. Cl. E05F 15/60 (2015.01); E05D 15/06 (2006.01); E05F 5/00 (2017.01)
CPC E05F 15/60 (2015.01) [E05D 15/063 (2013.01); E05D 15/0647 (2013.01); E05F 5/003 (2013.01); E05Y 2201/10 (2013.01); E05Y 2600/62 (2013.01); E05Y 2999/00 (2024.05)] 12 Claims
OG exemplary drawing
 
1. An electric door driving mechanism for a machine tool, the electric door driving mechanism comprising:
a track unit comprising:
a base mount having an accommodation groove extending along a longitudinal axis of the base mount, a sliding groove located below the accommodation groove, a bottom opening in communication with the sliding groove, and left and right openings in communication with the accommodation groove, the sliding groove, and the bottom opening;
a left end cap closing the left opening; and
a right end cap closing the right opening;
a sliding unit comprising:
a slide disposed in the sliding groove in a way that the slide is movable along the longitudinal axis of the base mount; and
a door panel mounting member fixed to the slide, such that the door panel mounting member is moveable along with the slide, the door panel mounting member having a body portion downwardly extending through the bottom opening and being partially exposed outside the base mount;
a linear motor comprising a stator disposed in the accommodation groove and arranged along the longitudinal axis, and a mover disposed on the slide, facing the stator, and arranged along the longitudinal axis, the mover being driven by the stator to drive the slide to slide in the sliding groove; and
front and rear water-resistant pieces respectively fixed to the base mount along the longitudinal axis in a way that the front and rear water-resistant pieces are partially abutted with each other to close the bottom opening while the body portion of the door panel mounting member passes between the front and rear water-resistant pieces in a way that the body portion of the door panel mounting member has front and rear sides abutted against the front and rear water-resistant pieces, respectively-;
wherein the slide comprises a mover accommodating mount and a bottom mount below the mover accommodating mount; the mover of the linear motor is installed on a top portion of the mover accommodating mount; the mover accommodating mount has an adjustment groove extending along the longitudinal axis, an adjustment block slidably disposed in the adjustment groove, and a bottom opening in communication with the adjustment groove; the door panel mounting member is fixed to the adjustment block by a bolt passing through the bottom mount and the bottom opening of the mover accommodating mount and screwing into the adjustment block such that the adjustment block is positioned in the adjustment groove; the bottom mount has a front side provided with a pulley, and the sliding groove has a front side provided with a protruding rail coupled with the pulley.