31results about How to "Realize universal rotation" patented technology

The invention relates to a universal wheel set and a suitcase. The universal wheel set can comprise a base structure and a wheel ball, wherein the base structure comprises an upper base and a lower base, a cavity can be formed by the upper base and the lower base in an enclosed mode, and the wheel ball can be locked in the cavity in an omnidirectional rolling mode. The bottom of the lower base is provided with an opening, wherein the opening makes a part of the wheel ball protrude out of the lower end face of the lower base, so that an exposed rolling ball surface is formed. The inner diameter of the opening is smaller than the diameter of the wheel ball. According to the technical scheme, the strength of the wheel set can be improved remarkably, and the service life of the wheel set is prolonged.

The invention discloses an infrared ray navigation tool. The infrared ray navigation tool comprises a bracket, two perspective plates which are fixed on the bracket and perpendicular to each other, and an infrared ray projection device. The infrared ray projection device comprises two infrared ray emitters respectively matched with two perspective plates. During the puncture surgery, two perspective plates are respectively in parallel to a vertical plane and a coronal plane of a patient's body. Medical workers respectively mark projections of target puncture lines of two perspective plates by using a C arm machine in positive position and side position; and then forms a straight line in vitro by using the infrared projection device according to the principle of determining a straight line by two intersected faces; subsequently, the medical workers fix a puncture sleeve and overlap it with the straight line by using the sleeve fixing bracket; the puncture sleeve is fixed by the sleeve fixing bracket, so as to prevent the deviation during the surgical operation.

The invention provides a gas static pressure measuring head mechanism for a car wheel detector. The gas static pressure measuring head mechanism comprises a measuring bar and a measuring head, wherein the measuring head is of a sphere shape and supported by a gas static pressure supporting mechanism connected to the measuring bar; the gas static pressure supporting mechanism is structurally characterized in that a containing part is connected to the measuring bar and provided with a measuring head supporting spherical surface, a certain gap is left between the supporting spherical surface and the measuring head, vent holes are arranged in the containing part, and the supporting spherical surface is provided with a plurality of throttling holes which are arranged symmetrically and communicated with the vent holes; and when gas flows in through the vent holes of the containing part, the gas enters in the gap between the measuring head and the supporting spherical surface through the throttling holes to form a gas membrane with certain rigidity and bearing capability, and then the measuring head can universally rotate on the supporting spherical surface. The gas static pressure measuring head mechanism has a creative structure, realizes the universal rotation of the measuring head on the supporting spherical surface, ensures the relative movement between the measuring head and detected wheels as pure rolling, can greatly reduce the driving power needed by detection and improves detection precision by forming the gas membrane with certain rigidity and bearing capability.

The invention discloses a folding door/window partition system and relates to building mounting materials. The folding door/window partition system comprises a plurality of door/window bodies. The upper ends and the lower ends of the door/window bodies are connected with an outer frame through universal pulley systems correspondingly. The door/window bodies can be combined and selected, and the selected door/window bodies are connected through hinge systems. Each hinge system comprises two hinges which rotate around the same vertical shaft and a device which can lock the two hinges in a proper position, wherein the ends, away from the vertical shaft, of the two hinges are fixedly connected with the corresponding door/window bodies. The folding door/window partition system comprises the novel hinges used for a door/window, and locking, rotating, pushing and pulling are completed through the hinge systems; and by the adoption of the hinges, door/window production steps can be simplified, the production cost is reduced. and the airtightness of the door/window is improved. According to the folding door/window partition system, the light-transmitting area is enlarged, outdoor light rays can irradiate the interior of a room to a greater extent, the visual effect of the room is improved, and the room looks more spacious and brighter.

The invention discloses novel mechanical equipment which is a conical rounding machine and can roll and manufacture steel plates into cone-shaped parts. The invention designs two conical rounding machines which are electric power driven conical rounding machines and a manual power driven conical rounding machine. The integral structure of the conical rounding machines in the two forms consists of supporting legs, master screws, lead screw supporting circular discs, cushion covers, conical rollers, locknuts, upper rollers and lower rollers and upper supporting sleeves and lower supporting sleeves, wherein, three rollers are placed between the supporting disc and the upper supporting sleeves and the lower supporting sleeves and are connected to cause the extended lines of the central lines of one upper roller and two lower rollers to intersect at one point; each roller is respectively provided with a conical roller arranged in a middle position and the cushion covers are arranged at the left and right sides of the roller and are locked on the roller by the locknuts. A dynamic system of the electric power driven rounding machine consists of a motor, a turbine reducer, a triangular belt, a big belt pulley and a small belt pulley. In the manual power driven rounding machine, only one hand wheel is arranged at the end of the lower roller, and gaps of the upper rollers and the lower rollers are fed with blanked fan-shaped sheet materials; when the power is transmitted onto the rollers, the rollers rotate continuously and the sheet materials become conical parts.

The invention discloses an orthodontic tooth model movement control method and device. The method includes the steps: matching and fusing a scanning dental model and a CT (computed tomography) tooth model; calculating the surrounding sphere center M of the matched and fused scanning dental model and the surrounding sphere center N of the matched and fused CT tooth model; determining the movement transformation center point O and the surrounding sphere radius of a tooth according to the surrounding sphere center M, the surrounding sphere center N and a dental crown force bearing point F; determining the direction and the position of a dial model according to the movement transformation center point O of the tooth, the surrounding sphere radius of the tooth and gesture inputted by a user, and controlling the CT tooth model and the dial model to rotate along with the gesture inputted by the user. According to the scheme, the tooth model can universally rotate.

The invention relates to an automobile seat with an umbrella placement device. The automobile seat comprises a seat body, wherein an accommodation groove is formed in the back surface of the seat body; the umbrella placement device is vertically arranged in the accommodation groove; a connecting plate is horizontally and fixedly arranged on the inner sidewall of the accommodation groove; the umbrella placement device is arranged above the connecting plate, and comprises a placement tube, a support plate and a hollow rotating ball; an upper through hole is formed in the top end of the hollow rotating ball, and a lower through hole is formed in the bottom end of the hollow rotating ball; a plurality of water flow holes are formed in the support plate; a rotating hole is formed in the connecting plate; the placement tube is connected to the connecting plate in a rotating manner by virtue of rotating matching between the hollow rotating ball and the rotating hole; the outer sidewall of the placement tube is connected to the inner sidewall of the accommodation groove through a telescopic spring; a water collection bottle is also arranged in the accommodation groove, and is arranged below the connecting plate; a connecting hole downwards extends from the rotating hole in the connecting plate; the water collection bottle is in threaded connection in the connecting hole. The automobile seat is convenient to operate, and can be used for placing an umbrella.

The invention belongs to the field of ocean engineering, and particularly relates to a floating structure connecting device. According to the specific technical scheme, the floating structure connecting device comprises a connector base body, two ends of the base body are connected with first connecting pieces respectively, the first connecting pieces can rotate universally relative to the base body respectively, suspension ends of the first connecting pieces are connecting ends, and the connecting ends can be connected with floating structure modules respectively; and a lead-in hole is formedin one side, opposite to the first connecting piece, of the floating structure module; the diameter of the leading-in hole is larger than the maximum width of the first connecting piece, a buckle structure for containing the connecting end is arranged in the leading-in hole, after the connecting end enters the buckle structure through the leading-in hole, the buckle structure can clamp the connecting end, and after the connecting end is clamped by the buckle structure, the first connecting piece can universally rotate relative to the floating structure module. The floating structure connecting device is convenient to disassemble and assemble and flexible in connection, and wave force transmission between floating structures can be effectively reduced.

The invention discloses an extensible steel form jumbo capable of moving in all directions. The extensible steel form jumbo comprises a portal system which is connected with a formwork system througha connecting system, and the lower end of the portal system is connected with a walking system through direction adjusting mechanisms; the portal system comprises a frame part, a plurality of stand columns and a jacking part, the formwork system comprises a top formwork, a left side formwork, a right side formwork, a left bottom formwork and a right bottom formwork, and all the formworks are connected through hinging parts; the connecting system comprises hydraulic jacks and screw jacks, wherein the hydraulic jacks are arranged between the left side formwork and the frame part, between the left side formwork and the left bottom formwork, between the right side formwork and the frame part and between the right side formwork and the right bottom formwork, and the screw jacks are arranged between the left bottom formwork and the frame part and between the right bottom formwork and the frame part. The extensible steel form jumbo can go up and down in a large amplitude, can pass in tunnelswith different sections, can rotate in all directions and can smoothly pass multiple parallel tunnels, and thus the number of jumbos is greatly reduced, disassembling and assembling of the jumbos arereduced, the cost and manpower are saved, and the construction period is shortened.

The invention relates to a surgical robot with built-in surgical tools. The surgical robot comprises a platform and a lifting assembly connected with the platform in a matched mode. A rotating mechanism is arranged at the top of the platform, a lifting assembly is connected to the top of the rotating mechanism, and a camera is arranged on one side of the lifting assembly and collects image information. The lifting assembly comprises a vertically-arranged transmission mechanism, a first connecting rod and a second connecting rod, wherein the first connecting rod and the second connecting rod are matched with the transmission mechanism. Free ends of the first connecting rod and the second connecting rod are respectively matched and connected with a first mechanical arm and a second mechanical arm, the end of the first mechanical arm is in matched connection with a first manipulator through a first matching part, the end of the second mechanical arm is in matched connection with a secondmanipulator through a second matching part, electromagnetic mechanisms are arranged in the first manipulator and the second manipulator, a sucker is arranged at the end of the electromagnetic mechanism, and probes are arranged on the outer sides of the free ends of the first manipulator and the second manipulator and can recognize surgical sites.

The invention discloses an universal meter submeter frame. The universal meter submeter frame comprises a meter rod, a pressing plate, a bulb and a bracket; a spherical groove is formed in the bracket; the groove is deeper than a hemisphere; the pressing plate is provided with a spherical groove opposite to the bracket; the radius of the spherical groove of the pressing plate is the same with theradius of the spherical groove of the bracket; the spherical groove of the pressing plate is shallower than the hemisphere, and the sum of the depth and the depth of the spherical groove of the bracket is smaller than the diameter of a round groove; the diameter of the bulb is the same with the diameter of the spherical groove; the meter rod is fixed on the bulb; the bulb is pressed in the spherical groove of the bracket; a pressing block is placed on the bracket, and is fixed by adopting a connecting screw; and the bulb can be rotated under the stress condition. The universal meter submeter frame can realize universal rotation in complicated space due to less occupied space to effectively solve the lineation measuring problem in narrow space; and meanwhile, the meter frame also can be used for hole center aligning characteristics of a milling machine.

The invention is suitable for the field of spraying, and provides a building outer wall spraying robot. The building outer wall spraying robot comprises a driving device, an universal rotating device and a spraying device, wherein the driving device is installed on one side of a nut plate and used for driving the whole device to move; and the spraying device is used for spraying a wall body; According to the device, in an air cylinder driving mode, a first gear, a second gear and a third gear are made to rotate firstly, when the first gear rotates, a third sleeve is driven to rotate, then a first bevel gear is driven to rotate, the first bevel gear can drive a fifth bevel gear to rotate, and then autorotation of the spraying device is achieved; when the second gear rotates, a second sleeve drives a second bevel gear to rotate, so that a fourth bevel gear drives a second mounting plate to do circumferential rotation, and then the spraying device is driven to rotate in the horizontal direction; and similarly, the spraying device can rotate in the vertical direction, so that universal rotation of the spraying device is achieved, and the problems existing in the prior art are solved.

The invention relates to a robot wrist drive mechanism, which includes an X-axis rotation mechanism, a Y-axis rotation mechanism and an arm connecting seat, two groups of X-axis rotation bearing holes are arranged at the end; X-axis rotating seat, one end of the X-axis rotating seat is rotatably connected to the X-axis driving block, and the X-axis driving cable is fixed in the middle of the X-axis driving block; the other end of the X-axis rotating seat is rotatably connected to the Y-axis positive drive Block and Y-axis negative drive block, Y-axis positive drive block and Y-axis negative drive block are coaxially fixed, Y-axis positive drive block is provided with winding groove A, and Y-axis negative drive block is provided with coil Cable trough B; the Y-axis positive drive cable is installed in the cable trough A, the Y-axis negative drive cable is set in the cable trough B, and the Y-axis positive drive cable and the Y-axis negative drive cable are installed. The driving direction is opposite; the tail of the Y-axis driving mechanism is connected with a hand connection seat; the arm connection seat is also connected with a guide rod through a universal ball mechanism.

The invention discloses a steel structure universal spherical hinge support, and relates to the technical field of building steel structures. The steel structure universal spherical hinge support comprises an annular base, wherein a circular groove is formed in the top of the annular base; a cylindrical sliding bottom plate is movably arranged in the circular groove; the diameter of the cylindrical sliding bottom plate is greater than that of the inner ring of the annular base; the top of the cylindrical sliding bottom plate is a concave spherical surface, and a cylindrical sliding upper plate is arranged on the cylindrical sliding bottom plate in a sliding manner; the bottom of the cylindrical sliding upper plate is a convex spherical surface matched with the concave spherical surface; and the top of the annular base is connected with a circular top plate through bolts. Universal rotation can be achieved, and the problem of single-direction rotation steel structure connection is solved. By adopting the integral assembly design, standardized production can be realized, the cost is reduced, the on-site mounting time is saved, and the working efficiency is improved. An oil injection lubricating system is designed to ensure the lubricity and safety of the whole structure.