132results about How to "Guaranteed synchronous motion" patented technology

The invention provides a positioning device of a hanging device and a use method of the positioning device. The positioning device comprises a supporting and fixing cross beam component (52), a hanging body (5) with hanging hook components (51) hooked to the supporting and fixing cross beam component (52), and a pushing-pressing type elastic fixing device assembly, wherein the pushing-pressing type elastic fixing device assembly comprises a shell component (9) with a left side wall (92) and a right side wall (91), two elastic pushing-pressing assemblies being capable of vertically sliding between the left side wall (92) and the right side wall (91) of the shell component (9), having outer elastomers (6) and inner bearing drive plate components (8) fixed on the inner sides of the outer elastomers, and being symmetric in structure, and an elastic pushing assembly capable of moving left and right under the adjustment of an adjusting screw rod (2) rotatably mounted on the left side wall (92) and the right side wall (91).

The invention discloses a hydraulic piling machine pile controller which comprises a pile controller box body and a pile controller verticality adjusting mechanism connected with the pile controller box body. The pile controller box body comprises a control box body. A left swing arm hinge lug and a right swing arm hinge lug are arranged on the two sides of the control box body in a mirror-image mode. Clamping mechanisms are arranged on the left swing arm hinge lug and the right swing arm hinge lug. The pile controller verticality adjusting mechanism comprises a lower flange disc matched with the control box body in a rotating mode. The lower flange disc is connected with an upper flange disc through a periphery-arranged bolt. A longitudinal-shaft-surrounding verticality adjusting hydraulic cylinder is arranged on one side of the lower flange disc. One end of the longitudinal-shaft-surrounding verticality adjusting hydraulic cylinder is connected with a first longitudinal-shaft-surrounding verticality adjusting hydraulic cylinder hinge lug fixed at the bottom of the lower flange disc. The hydraulic piling machine pile controller is simple in structure, a left swing arm and a right swing arm are used for clamping and guiding a precast pile, the whole transmission structure stability and reliability are guaranteed, guiding performance is high, when a first pile is implanted, clamping locating is carried out through the pile controller, a guiding function is achieved during a precast pile implanting process, when a following pile is implanted, clamping of the ends of the two precast piles can be carried out through the pile controller, and coaxial connecting between the piles is carried out.

The invention relates to a wheel-span-adjustable carrying platform. The wheel-span-adjustable carrying platform comprises a workbench; two parallel columns of walking wheel assemblies are installed onthe lower surface of the workbench; each walking wheel assembly can rotate along the vertical axis of the walking wheel assembly to complete the steering of the walking wheel assembly; a rotary driving piece is installed in each walking wheel assembly to drive walking wheels in the walking wheel assembly to rotate along the central axis of the walking wheel assembly; the walking wheel assembliesin are connected through fixing pieces; the walking wheel assemblies are in sliding connection with the lower surface of the workbench through guiding pieces; and the extending directions of the guiding pieces are perpendicular to the extending directions of the walking wheel assemblies. The two columns of walking wheel assemblies can synchronously slide along the guide pieces in the same direction or in the opposite directions, so that the wheel span of the two columns of walking wheel assemblies can be changed.

The invention discloses an anti-clogging molybdenum powder processing pulverizer, which relates to the technical field of pulverizers. The invention includes a casing, in which a pulverization chamber and a discharge chamber are sequentially arranged from top to bottom, the pulverization chamber and the discharge chamber There is a filter plate between them, and a crushing mechanism is set in the crushing chamber. The discharge chamber includes a funnel-shaped discharge chamber and vibration chambers evenly distributed on both sides of the discharge chamber. The two vibration chambers are equipped with the same vibration mechanism. The vibrating mechanism includes a cam and a cylindrical push rod arranged above the cam. The bottom of the push rod is connected with a stopper in contact with the cam. The top of the push rod is connected with a hammer ball for hitting the filter plate. The diameter of the hammer ball is larger than that of the push rod. The diameter of the rod, the push rod is provided with a fixed plate fixed in the vibration cavity between the hammering ball and the stopper, and a buffer spring wound on the push rod is arranged between the fixed plate and the stopper. The present invention has It has the advantages of simple structure, convenient operation and smooth discharge of molybdenum powder.

The invention discloses a detachable automatic sand adding sand tank, which mainly solves the problems of inconvenient transportation, high labor cost and low efficiency of sand adding operation and the like of the existing sand tank. The detachable automatic sand adding sand tank comprises a sand tank body, an automatic sand feeding mechanism, a conveyer and a motive power system, the sand tank body is formed by combining a base, a sand leaking tank and a sand storage tank which are in sequential detachable connection from bottom to top, the automatic sand feeding mechanism is arranged at the upper end of the sand storage tank, the conveyer is arranged in the base, is communicated with the sand leaking tank and is used for transporting sand, the motive power system provides motive power for the automatic sand feeding mechanism and the conveyor, the base, the sand leaking tank and the sand storage tank are respectively in a detachable structure, and a utility knife which is near the automatic sand feeding mechanism and is used for gashing sand bags is also arranged in the sand storage tank. The invention also provides a combined sand tank formed by two detachable automatic sand adding sand tanks and a realization method of the detachable automatic sand adding sand tank. The detachable automatic sand adding sand tank, the combined sand tank and the realization method have the advantages that the transport efficiency is high, the cost is low, and in addition, the automation degree and the construction efficiency are respectively much greater than those of the prior art.

The invention discloses an oil cylinder group capable of realizing synchronous movement. The oil cylinder group capable of realizing synchronous movement comprises a single piston rod oil cylinder, one or more double piston rod oil cylinders, a plunger oil cylinder and a reversing valve. The reversing valve, the single piston rod oil cylinder, the double piston rod oil cylinders and the plunger oil cylinder are sequentially connected. The single piston rod oil cylinder and the double piston rod oil cylinders are both provided with two main hydraulic fluid ports. A main hydraulic fluid port is arranged on a cylinder wall of the plunger oil cylinder. Compensating systems are arranged on the main hydraulic fluid ports of the single piston rod oil cylinder, the double piston rod oil cylinders and the plunger oil cylinder. The oil cylinder group capable of realizing synchronous movement provided by the invention has the advantages that a group of oil cylinders can move synchronously at a high degree, the cost of the oil cylinder system is low and the like.

The invention relates to a regular hexagon packing device for Pu'er tea cake, and belongs to the technical field of agricultural processing. The regular hexagon packing device comprises a folding device, a pneumatic compression device, a folding plate transmission device, a rotating table transmission device and a labeling device, wherein the folding device comprises folding plates and a rotating table. When tissue paper and the tea cake are sent to an assigned position of a workbench, certain positions of the tissue paper and the tea cake are folded with the folding plates, then the rotating table drives the tea cake and the tissue paper to rotate synchronously to change folding positions, and the whole folding process is fulfilled in such manner. The regular hexagon packing device has the advantages that a regular hexagon folding process can be fulfilled effectively; the manual tea cake packing technology can be replaced; the packing efficiency of the tea cake is improved to a great extent; the labor cost of personnel is reduced; the whole mechanical device is simple in structure and convenient to operate.

The invention relates to an electric fixing device for a suspending device and a use method of the electric fixing device. The electric fixing device comprises a crossbeam fixing and supporting part (52), a hanging body (5) and a top-pressure type elastic fixing device, wherein the hanging body (5) is provided with a hanging hook part (51) hooked to the crossbeam fixing and supporting part (52); the top-pressure type elastic fixing device comprises a shell part (9), two structurally symmetric elastic top pressing assemblies and an elastic pushing assemblies, the shell part (9) comprises a left side wall (92) and a right side wall (91), the elastic top pressing assemblies are capable of sliding up and down between the left side wall (92) and the right side wall (91) and comprise outside elastic bodies (6) and inside bearing driving plate parts (8), and the inside bearing driving plate parts (8) are fixed on the inner sides of the outside elastic bodies (6); and the elastic pushing assemblies can be rotatably mounted on the left side wall (92) and the right side wall (91) and are adjusted by an adjusting screw rod (2) to move left and right.