33results about How to "Satisfy rotation requirements" patented technology

The invention discloses a laser measuring device installation frame. A laser measuring device comprises a laser swinger and a laser range finder. The laser range finder comprises a range finder outer shell body. A laser emitter and a laser receiver are arranged on the front end portion of the range finder outer shell body, a light reflector mirror, a microcomputer lightning reflecting micromirror and an optical surface mirror are arranged inside the range finder outer shell body, a displaying screen and a voice number reporting device are arranged on the upper surface of the range finder outer shell body, and a compass and a remote positioning device are arranged on the side face of the range finder outer shell body. The installation frame comprises a base plate and a reverse U-shaped support which is arranged at one end of the base plate, a cushion block is arranged at the other end of the base plate, the base plate is movably connected with an axial rail, and the two ends of the axial rail are movably connected with a radial rail. The laser measuring device installation frame is small and exquisite in overall structure, flexible and convenient to operate and low in cost, and has many adjustment functions.

The invention discloses a novel cast-steel spherical hinge support, which comprises a base fixedly connected with a column-shaped supporting body with the top being an evagination crown body which is embedded in a provided groove on the lower end surface of a rolling body, the shape of the inner surface of the provided groove corresponds to that of the evagination crown body, the inner side wall of the provided groove is connected with a baffle ring in a screw way, and the baffle ring is arranged outside the column at the lower part of the evagination crown body. The support can not only meet the rolling demands of the nodes, but also can bear horizontal force and the vertical pull force as well as pressure, thus being mainly used for large-span space structure bearing complicated forces and heavy shaped steel structure.

The invention discloses a rotary telescopic combined oil cylinder. The rotary telescopic combined oil cylinder comprises a telescopic cylinder body and a rotary cylinder body; the telescopic cylinderbody comprises a first cylinder barrel and a telescopic piston rod; the rotary cylinder body comprises a second cylinder barrel, a spiral piston and a rotary transmission rod; two oil cavities are arranged in the cylinder barrel of the telescopic cylinder body and the cylinder barrel of the rotary cylinder body respectively, and the cylinder barrels are provided with corresponding oil ports correspondingly; one end of a rotary transmission rod is rotationally installed in the rotary cylinder body, and the other end of the rotary transmission rod penetrates into the interior of the first cylinder barrel; an outer circumferential part of a spiral piston is in threaded connection with an inner circumferential part of the second cylinder barrel, the inner peripheral part is in threaded connection with the rotary transmission rod, and the spiral direction of the outer peripheral part of the spiral piston is opposite to the spiral direction of a spiral line of the inner peripheral part; anda blind hole is formed in the telescopic piston rod, a peripheral part of the hole wall of the blind hole is in transmission connection with the rotary transmission rod through a spline so that the rotary transmission rod can drive the telescopic piston rod to rotate, and the telescopic piston rod can move in the axial direction relative to the rotary transmission rod. According to the rotary telescopic combined oil cylinder, enough steering resistance moment can be provided, steering and suspension expansion can be realized, and meanwhile, the space arrangement of a whole vehicle can be compact.

The invention relates to an underwater redundant hydraulic mechanical arm and a work method of the underwater redundant hydraulic mechanical arm and belongs to the technical field of underwater mechanical robots. The underwater redundant hydraulic mechanical arm adopts a chain type series structure and comprises a rotating arm, a big arm, a middle arm, a forearm A, a forearm B, a wrist arm, a gripper, a hydraulic system and an STM32 control panel. The rotating arm, the big arm, the middle arm, the forearm A, the forearm B, the wrist arm and the gripper are sequentially connected. The hydraulicsystem provides power for the whole mechanical arm. The STM 32 control panel is used for controlling the mechanical arm to act. The rotating arm is installed on an underwater moving platform to support the whole hydraulic mechanical arm and achieves fixation and rotation of the whole mechanical arm. The big arm and the middle arm achieve pitching within a large range of the mechanical arm. The forearm A achieves transverse swinging of the mechanical arm. The forearm B achieves pitching within a small range of the mechanical arm. The wrist arm achieves transverse swinging and rotation of the gripper. The gripper achieves the clamping function. The underwater redundant hydraulic mechanical arm is compact and reasonable in structure, large in effective operation space, capable of expanding the freedom degree and suitable for different water depths.

The invention discloses a mold trimming workbench, and belongs to the field of mold manufacturing. The mold trimming workbench comprises a fixed bracket, wherein the fixed bracket is provided with a lifting bracket and a power device. The mold trimming workbench further comprises a supporting frame. The supporting frame is arranged above the lifting bracket and can be separated from the fixed bracket; and the power device drives the lifting bracket to rises and fall; and the supporting frame is combined with the lifting bracket to enable a workpiece to rotate and lifts without interference with each other. Further, the invention further discloses a mold processing system. The mold processing system comprises the mold trimming workbench, a transfer trolley and sand blasting equipment, so that the traveling operation and waiting time are avoided, and the working efficiency is improved, and meanwhile the comfort and operation efficiency are improved.

The invention discloses a rammer body structure of a vibro-rammer. The rammer body structure comprises a box body, an eccentric mechanism and a driving mechanism, and the eccentric mechanism comprises an eccentric wheel; and the driving mechanism comprises a pump body, a pump cover, a driving gear and a driven gear, the driving gear and the driven gear are arranged in a pump cavity formed by the pump body and the pump cover, an inlet and an outlet are correspondingly formed in the box body and the pump body, the two ends of a wheel shaft of the driving gear are rotationally connected with the pump cover correspondingly, the shaft end of the driven gear extends out of the pump cover and is connected with one end of a wheel shaft of the eccentric wheel, the other end of the wheel shaft of the eccentric wheel is rotatably connected with the box body, and the two ends of a wheel shaft of the driven gear are rotatably connected with the pump cover correspondingly. A hydraulic motor is not needed on the outer side of the box body, the structure is simple, driving is convenient, the rammer body cost and the maintenance cost are reduced while the rammer body vibration requirement is met, driving is not prone to failing, hydraulic oil leakage is prevented, and the service life of the vibro-rammer is prolonged.

The invention discloses an all-in-one machine for combing and lengthening plates. The all-in-one machine comprises a rack, a feeding mechanism arranged on the rack, a front pressing-down moving assembly, a combing-tooth glue spraying assembly, a rear pressing-down fixing assembly and a discharging mechanism. The front downward-pressing moving assembly comprises a moving platform and a front downward-pressing plate, the front downward-pressing plate moves up and down under the action of a front downward-pressing power mechanism, and the moving platform moves front and back under the action of a platform power mechanism; the comb tooth glue spraying assembly comprises a comb tooth head, a front comb tooth cutter group, a rear comb tooth cutter group and a glue spraying mechanism; the rear downward pressing fixing assembly comprises a fixing platform and a rear downward pressing plate, and the rear downward pressing plate moves up and down under the action of a rear downward pressing power mechanism. The device is simple and compact in structure and convenient to operate, conveying of a middle conveying line is omitted, the occupied space is small, comb teeth, glue spraying and lengthening are the same standard, the lengthening quality of plates is guaranteed, the cost of plate raw materials is reduced, the machining efficiency of products is greatly improved, and the labor intensity of workers is reduced.

The invention relates to the technical field of practical training teaching aids in universities and colleges, in particular to an aluminum electrolysis simulation practical training operating systemand an operating method thereof. The device comprises an aluminum electrolysis cell, an anode replacing device and an aluminum ladle aluminum discharging device, a cathode carbon block is arranged inthe aluminum electrolysis cell; the cathode carbon block is connected to the bottom of the aluminum electrolysis cell; an aluminum electrolysis cell ledge, an anode carbon block, an anode steel claw,a bus and an anode conducting rod are arranged in the aluminum electrolysis cell, the anode steel claw is connected to the top end of the anode carbon block, the anode conducting rod is connected to the top end of the anode steel claw and connected between the small closing clamp and the bus, and the lower end of the crust breaking discharging driving air cylinder is connected with a crust breaking discharging mechanism; according to the aluminum electrolysis cell, the structure is simplified, and the skill training requirements of students are highlighted. The operation process is carried outat normal temperature, harmful gas and dust pollution is avoided in the operation process, teaching can be carried out conveniently and visually, the learning effect is remarkably improved, and the teaching quality is improved.