33results about How to "Easy to adjust angle" patented technology

The invention discloses an angle steel opening and closing angle die, which is formed by an upper die and a lower die; the upper die and the lower die are matched with each other; the upper die comprises an L-shaped upper press plate; the insides of two edges of the upper press plate are respectively connected with an upper die holder by an upper die adjusting device; the lower die comprises an L-shaped lower press plate; the outsides of two edges of the lower press plate are respectively connected with a lower die holder by a lower die adjusting device. The angle steel opening and closing angle die is suitable for the opening and closing angles of angle steel with different angles by adjusting angles of the L-shaped upper and lower press plates; the maximum closing angle can be 60 degrees; the maximum opening angle can be 40 degrees; the replacing and mounting time is saved, the work efficiency is improved, the operating difficulty and intensity are greatly reduced and the labor production efficiency is obviously improved.

Provided is a lamp holder angle adjustment device and a lamp capable of adjusting an angle of a lamp holder. The lamp capable of adjusting the angle of the lamp holder comprises a lamp holder, an installing support which is used for enabling the lamp holder to be installed and the lamp holder angle adjustment device. The lamp holder angle adjustment device comprises a lamp lug seat, a support seat, a connected piece which penetrates through the lamp lug seat and the support seat to connect the lamp lug seat with the support seat together and a locking piece which locks the connecting piece. The lamp lug seat comprises an installing wall which is provided with an installing surface and a limiting seat which is placed at one side of the installing wall far away from the installing surface and limits the connecting piece to rotate relative to the lamp lug seat, wherein the support seat is installed at one side of the installing wall provided with the installing surface, the lamp lug seat is fixed or integrally formed with the lamp holder, and the support seat of the lamp holder angle adjustment device is fixed or integrally formed with the end portion of the installing support. The lamp holder angle adjustment device has the advantages of being simple in structure, low in manufacturing cost, convenient to install and use and capable of achieving lamp angle adjustment without need of using tools.

The invention discloses a mechanical linkage device applied to jewellery, belonging to the technical field of jewelry modeling, comprising a fixed ring, the bottom of the fixed ring is fixedly connected with a connecting rod, and the top outer side wall and the bottom outer side wall of the connecting rod are respectively The upper nut and the lower nut are threaded, the upper nut is rotatably connected with a rotating part a, the upper nut is provided with a rotating groove a corresponding to the rotating part a, and the bottom of the rotating part a is rotatably connected with a plurality of As for the decorative sheet a, the lower nut is rotatably connected with a rotating part b, and the top of the rotating part b is rotatably connected with a plurality of decorative sheets b. In the present invention, in the process of wearing the jewelry, the upper nut and the lower nut can be rotated as required to adjust the inclination angle of the decorative sheet a and the decorative sheet b, so as to adjust the angle between the decorative sheet a and the decorative sheet b, thereby Adjust the shape of jewelry, change the appearance of jewelry, and avoid aesthetic fatigue caused by long-term wearing of consumers.

The invention relates to a double-node hidden type support angle adjusting device which comprises a rear cover, a first support, a second support, an installation disc and an installation support. Thefirst support is movably connected with the second support; the rear cover is provided with a first containing groove, the first support is installed in a first containing groove, and the first support is movably connected with the rear cover. The first support is limited to only rotate to a certain angle; the second support is fixed to the mounting support through a radial bolt; and the mountingsupport is fixed in a mounting disc. The invention has the advantages of strong concealment and convenient angle adjustment.

The invention discloses a mechanical linkage device applied to jewelry, and belongs to the technical field of jewelry modeling, the mechanical linkage device comprises a fixing ring, the bottom of thefixing ring is fixedly connected with a connecting rod, the outer side wall of the top and the outer side wall of the bottom of the connecting rod are in threaded sleeve connection with an upper nutand a lower nut respectively, and the upper nut is rotatably connected with a rotating part a; the upper nut is provided with a rotating groove a corresponding to the rotating piece a, the bottom of the rotating piece a is rotationally connected with a plurality of decorative pieces a, the lower nut is rotationally connected with a rotating piece b, and the top of the rotating piece b is rotationally connected with a plurality of decorative pieces b. According to the invention, the inclination angles of the decorative pieces a and the decorative pieces b can be adjusted by rotating the upper nut and the lower nut as required in the wearing process of the jewelry, so that the included angle between the decorative pieces a and the decorative pieces b is adjusted, the shape of the jewelry isadjusted, the appearance of the jewelry is changed, and aesthetic fatigue caused by long-term wearing of consumers is avoided.