37results about How to "Achieve simultaneous rotation" patented technology

The invention discloses a portable tire loading device and an operation method thereof, belonging to the technical field of mounting a pneumatic-free tire and a wheel hub. The portable tire loading device comprises a guide screw rod, a hinge four-bar mechanism, a guide sleeve, a fixing seat, a support rod and a double-nut anti-slip screw mechanism, wherein, the hinge four-bar mechanism comprises an upper connecting rod, a displacement seat, a support block, a lower connecting rod and a pin; The guide sleeve is sleeved on the outer edge of the double-nut anti-slip thread mechanism; The hinge four-bar mechanism is connected to the side of the guide sleeve through a displacement seat on the outer periphery of the guide sleeve. The upper connecting rod and the lower connecting rod are parallel, and one end of the upper connecting rod and the lower connecting rod are fixed in the groove of the displacement seat by a pin; The other end is fixed in the groove of the support block by a pin; After the upper part of the guide screw is threaded with the double-nut anti-slip screw mechanism, the lower part passes through the fixing seat and is fixedly connected with the fixing seat. The invention solves the technical problem that the bearing nut of the portable tire loading device is difficult to install due to the slip thread of the bearing nut by means of the double nut anti-slip threadmechanism.

The invention provides high-frequency mixed-pressing board lamination equipment with a conveniently-regulated layer number. The high-frequency mixed-pressing board lamination equipment with the conveniently-regulated layer number comprises a base, two first supporting plates, a second supporting plate, four threaded casing pipes, four first belt pulleys and two rotation rods, wherein the two firstsupporting plates are symmetrically and fixedly installed on the top of the base; the second supporting plate is positioned between the two first supporting plates, and in addition, the second supporting plate and two first supporting plates are fixedly connected; the four threaded casing pipes are annularly fixedly installed on the second supporting plate; the four first belt pulleys are independently fixedly installed on the outer sides of the four threaded casing pipes; and two rotation rods are symmetrically and rotatably installed on the bottom of the second supporting plate. The high-frequency mixed-pressing board lamination equipment with the conveniently-regulated layer number has the advantages of being convenient in use and simple in operation and can carry out board laminationon the high-frequency mixed-pressing boards of different layer numbers.

The invention provides an electronic device including: a top cover, a bottom cover and a rotating shaft mechanism, wherein the rotating shaft mechanism is hinged to both the top cover and the bottom cover and comprises: a support member; a first shaft which is installed on the support member and is rotatable relative to the support member, wherein one end of the first shaft is connected to the top cover; a second shaft which is installed on the support member and is rotatable relative to the support member, wherein one end of the first shaft is connected to the bottom cover, the first shaft is in parallel with the second shaft; and a transmission mechanism being contacted with the first shaft and the second shaft. The rotations of both the first shaft and the second shaft can drive the transmission mechanism to move, and the motion of the transmission mechanism drives the first shaft and the second shaft to rotate in an opposite direction. The electronic device is advantaged in that the first shaft and the second shaft in the rotating shaft mechanism can be rotated at the same time.

The invention discloses boxed cotton transport equipment. The boxed cotton transport equipment structurally comprises a flat plate which is provided with traveling devices for driving the equipment tomove in a loop array form; steering devices which are located on the flat plate to enable the traveling devices to be turned are arranged between the traveling devices; and an adjusting conveying device capable of conducting height change so that cotton can be conveyed to different height positions is arranged above the steering devices. The boxed cotton transport equipment is provided with the steering devices and the adjusting conveying device, it is achieved that the equipment is precisely transported to the designated position, in addition, through the function of adjusting the height ofthe conveying structure, efficient conveying of cotton is achieved, the working efficiency of the equipment is improved, and the working height of the equipment is increased.

The invention discloses a rapid bolt fastening device, and relates to the technical field of thread fastening tools. The rapid bolt fastening device comprises a vertical plate, a bottom plate, an upper screwing unit and a lower screwing unit, wherein the upper screwing unit sequentially comprises a first upper transverse plate and a second upper transverse plate from top to bottom; the first uppertransverse plate and the second upper transverse plate are fixedly connected with the vertical plate; an upper driving gear and an upper driven gear are arranged between the first upper transverse plate and the second upper transverse plate; a bolt base is arranged on the upper driven gear; the lower screwing unit sequentially comprises a first lower transverse plate and a second lower transverseplate from top to bottom; the second lower transverse plate is in sliding connection with the bottom plate; a lower driving gear, a transition gear and a lower driven gear are arranged between the first lower transverse plate and the second lower transverse plate; a nut base is arranged on the lower driven gear; the upper driving gear and the lower driving gear synchronously rotate through a connecting shaft; a drive mechanism is arranged on the upper driving gear. By means of the rapid bolt fastening device, a bolt and a back tightening nut can rotate at the same time, and therefore the boltis rapidly screwed.

The invention discloses a traffic light bracket. The traffic light bracket comprises an upper lamp bracket body, a lower lamp bracket body, a guide square block, two traffic columns and a rising and falling device. The upper lamp bracket body is of a left-right corresponding structure and is fixed to the two traffic columns through two first holes correspondingly formed in a middle section left and right. A second hole is formed in the position, located between the two first holes, of the middle section of the upper lamp bracket body. Four clamping columns are correspondingly arranged under the upper lamp bracket body left and right. The lower lamp bracket body is also of a left-right corresponding structure and is slidably arranged on the two traffic columns up and down through two third holes correspondingly formed in a middle section left and right. A fourth hole is formed in the position, located between the two third holes, of the middle section of the lower lamp bracket body. The traffic light bracket is compact in integral structure, safe, reliable, convenient to use, low in production cost, suitable for use and popularization and capable of automatically controlling clamping and loosening of a traffic light so that arranging and disassembling of the traffic light are facilitated.

The invention discloses bridge hoisting equipment which comprises a base plate. A winding reel is arranged at the top of the base plate, a strip-type protruding plate is arranged on the inner wall ofthe winding reel, a first rotating barrel and a second rotating barrel are arranged inside the winding reel, strip-shaped sliding grooves are formed in the exteriors of the first rotating barrel and the second rotating barrel, baffles are arranged at the ends of the first rotating barrel and the second rotating barrel, a first rotating shaft is arranged inside the first rotating barrel, and a bossis arranged at one end of the first rotating shaft. According to the bridge hoisting equipment, the first rotating barrel and the second rotating barrel are driven by a first lead screw to move leftand right, strip-shaped protruding plates and the strip-shaped sliding grooves are movably clamped and connected, mounting and demount of the winding reel are facilitated, and the winding reel can bedriven by the first rotating barrel and the second rotating barrel to rotate for winding; and rollers are arranged at the bottoms of the first lead screw, a second lead screw and the baffles, the demounting and mounting stability of the winding reel is improved, the stability of even winding of ropes driven by a wire clamping groove is improved, a second rotating shaft and a first rotating shaft are clamped and connected, the first rotating shaft is driven by the second rotating shaft to rotate, the structure is simple, and energy consumption and cost are reduced.

The invention discloses boxed cotton transport equipment. The boxed cotton transport equipment structurally comprises a flat plate which is provided with traveling devices for driving the equipment tomove in a loop array form; steering devices which are located on the flat plate to enable the traveling devices to be turned are arranged between the traveling devices; and an adjusting conveying device capable of conducting height change so that cotton can be conveyed to different height positions is arranged above the steering devices. The boxed cotton transport equipment is provided with the steering devices and the adjusting conveying device, it is achieved that the equipment is precisely transported to the designated position, in addition, through the function of adjusting the height ofthe conveying structure, efficient conveying of cotton is achieved, the working efficiency of the equipment is improved, and the working height of the equipment is increased.