16results about How to "Stable rotation speed" patented technology

The utility model discloses a double-shaft linkage test rotary table structure which comprises a bottom plate and a base plate, an adjusting assembly is arranged between the bottom plate and the base plate, rotating tables are fixedly installed on the two sides of the top of the base plate, rotating shafts are rotationally installed on the rotating tables, a carrying table is fixedly installed between the rotating shafts on the two sides, and a frame plate is fixedly installed on the rotating tables. A first connecting shaft is rotationally installed on the frame plate, two first supports are fixedly installed on the base plate, and a second connecting shaft is rotationally installed on the first supports. According to the double-shaft linkage test rotary table structure provided by the invention, the two-way screw is driven by the stepping motor, so that the moving seats on the two sides move face to face or back to back under the limitation of the guide rod, the position of the base plate is further adjusted, the double-shaft motor transmits power to the rotating shafts through the first bevel gear set and the second bevel gear set, synchronous rotation of the rotating shafts on the two sides is ensured, and the test efficiency is improved. Therefore, the platform deck can keep stable rotation speed and direction in the testing process, and the accuracy and reliability of the testing result are improved.

The invention relates to the technical field of experimental detection, and discloses a strength tester which is characterized in that a motor is fixed on one side in a case, the output end of the motor is connected with a gear shaft of a driving wheel through a coupling, a fluted disc of the driving wheel is mounted in a transmission shell, driven wheels meshed with the driving wheel are uniformly mounted in the transmission shell, and the driven wheels are circumferentially distributed; a gear shaft of the driven wheel is connected with a driving wheel seat; the periphery of the transmission shell is sleeved with a bearing installation sleeve installed in the machine box through a supporting plate, a horizontal supporting rod is fixed to the middle of the transmission shell, the other end of the horizontal supporting rod is installed on a support through a bearing, the bottom of the support is fixed to the machine box, and the end, close to the support, of the horizontal supporting rod is fixedly sleeved with a fixing disc in a penetrating mode. An ejector pin is mounted on the fixed disc opposite to the driving wheel seat; and a roller which rotates synchronously with the driving wheel seat is clamped between the ejector pin and the driving wheel seat.

The application discloses a kind of iron component multi-station synchronous welding device, belong to workpiece welding technical field, this iron component multi-station synchronous welding device, including workbench, the bottom of the workbench is fixedly connected with bottom fixed shell, rotating drive mechanism is installed between the workbench and bottom fixed shell, the top of the workbench both sides are fixedly connected with a group of limit multi-section ring, the top rear end of the workbench is provided with alternate welding mechanism, the bottom of the workbench both sides are fixedly connected with limit component, the top of the workbench both sides are installed with feeding positioning mechanism.The two positioning plates in the rotating drive mechanism and the two workpiece feeding sleeves in the feeding positioning mechanism are designed in the application, so that the welding device has two welding stations, cooperates with the alternate welding mechanism, and the feeding of the other group of workpieces can be completed during the welding of one group of workpieces, which greatly improves the welding efficiency.

This utility model provides a multi-color overprinting precision positioning roller printing machine, belonging to the field of printing technology. It includes a printing machine body, an operating platform, and support legs fixedly installed at the bottom of the operating platform. The positioning mechanism includes an arc-shaped fixing block fixedly installed on the outer surface of the support legs, a sleeve movably connected to the inner surface of the arc-shaped fixing block, a roller sleeved on the outer surface of the sleeve, an inner support assembly disposed on the outer surface of the support legs for fixing the roller, and a drive assembly disposed on one side of the inner support assembly for rotating and retracting the printed paper sheet. This utility model, through the mutual cooperation of the various components of the positioning mechanism, ensures accurate positioning each time material is loaded. Furthermore, the cylinder drive achieves a uniform and stable clamping force distribution, avoiding roller displacement or tilting caused by inaccurate manual adjustment. It also ensures consistent tension and stable rotation speed of the material during winding, improving printing accuracy and winding quality.

The utility model relates to the field of coater, in particular to an interior decoration coater which comprises a connecting support and a connector arranged on the side face of the connecting support, the connecting support is rotationally connected with a roller, an extrusion component is arranged at the top of the connecting support and comprises a lifting support, the lifting support is connected with the top of the connecting support, and a threaded hole is formed in the lifting support. The bottom of the lifting threaded rod is rotationally connected with an extrusion plate, and the extrusion plate makes contact with the side face of the roller and is used for extruding redundant paint on the surface of the roller. A discharging component is connected to the inner wall of the connecting support and comprises a gear shell, a driving gear and a driven gear are rotationally connected into the gear shell and are in meshed connection, a feeding pipe is arranged on the side face of the gear shell, a branch pipe is connected to the other side of the gear shell, and a plurality of sets of nozzles are connected to the side face of the branch pipe. And the spray head faces the direction of the roller and is used for supplementing materials to the roller.

The present invention provides a large-tonnage mass center of mass moment of inertia comprehensive test bench, wherein an air-floating rotation system, a lifting system and a tilting auxiliary component are arranged on the lower platform, the air-floating rotation system and the lifting system are respectively arranged at the front and rear ends of the lower platform, the tilting auxiliary component is arranged between the air-floating rotation system and the lifting system, the tilting auxiliary component can rotate forward toward the direction of the lifting system and backward toward the direction of the air-floating rotation system, an upper platform is arranged above the lower platform, the air-floating rotation system comprises an air-floating disk, a main shaft, a bipolar reduction device, a secondary planetary reduction device and a servo motor, the lower end of the main shaft is connected to the bipolar reduction device, the bipolar reduction device is connected to the secondary planetary reduction device, the secondary planetary reduction device is driven by a servo motor, and a rotary encoder is arranged at the lower end of the main shaft, so as to realize a comprehensive test bench with large load-bearing capacity, high precision and high stability.

The utility model relates to stable hoisting equipment for marine building construction, which belongs to the technical field of building hoisting mechanisms and comprises rollers arranged on the periphery of a bottom plate, hydraulic cylinders are arranged on two sides of the top end of the bottom plate, push rods at the bottom ends of the hydraulic cylinders penetrate through the bottom plate and extend to an annular supporting plate, and supporting columns arranged on the bottom plate are arranged between the hydraulic cylinders. A driving assembly used for rotating the cross beam is fixedly installed at the top end of the supporting column, a balancing weight and a pulley assembly connected with the winch are installed on the two sides of the cross beam respectively, the driving assembly comprises a servo motor, and an output shaft of the servo motor is fixed to a small gear. The utility model can solve the technical problems that the device cannot achieve the corresponding labor-saving effect, the applied force is more concentrated, a larger load is generated on the support frame for a long time, and the service life of the product is not favorably prolonged.

The invention discloses a deburring device for aluminum alloy profile production, and relates to the technical field of deburring equipment, the deburring device comprises a box body and a control device, the interior of the box body is divided into a working space and a driving space by a partition plate, and a bearing table in sliding connection with a rail is arranged in the working space; the bearing table is provided with a containing mechanism used for containing aluminum alloy profiles, a position adjusting mechanism is arranged in the box body, the bearing table is provided with a high-pressure water jetting mechanism, and the box body is provided with a power part and a liquid supply part. By arranging the rotating part, the aluminum alloy profile in the containing frame can move in the containing frame during deburring, high-pressure water flow can impact burrs at all positions of the surface of the aluminum alloy profile, and the removal rate of the device for the burrs on the surface of the aluminum alloy profile is increased; and meanwhile, the diameter of the driving gear is smaller than that of the driven gear, so that the rotating speed of the aluminum alloy profile in the containing frame is stable and cooperates with the water spraying rhythm of the high-pressure spray head, excessive or insufficient local water spraying is avoided, and the deburring quality consistency is improved.

This utility model discloses a chip packaging machine, specifically relating to the field of chip packaging technology. It includes a mounting frame and a packaging machine body. The packaging machine body is fixedly connected to the top side of the mounting frame, and an L-shaped plate is fixedly connected to the bottom of the mounting frame. A servo motor is fixedly connected to the surface of the L-shaped plate, and a driven gear is fixedly connected to the output shaft of the servo motor. A driving gear is meshed with one side of the driven gear, and a connecting shaft is fixedly connected to the top of the driving gear. One end of the connecting shaft passes through the mounting frame and is fixedly connected to a rotating platform. Through the cooperation of the driving and driven gears, the servo motor drives the driven and driving gears to rotate, thereby driving the connecting shaft and the rotating platform to rotate. This keeps the rotation speed of the rotating platform stable, thus preventing the position of the adsorbed chip from shifting or the chip from falling and being damaged when the vacuum tube adsorbs the chip.

A control device and method for controlling a wind turbine. A control device configured to control a wind turbine (1) is described, the wind turbine (1) comprising a rotor (4) rotatable about a rotation axis (8), wherein the rotor (4) has at least one blade (6), the blade (6) comprising: at least one additional component, which is actuated by a corresponding adjustment actuator to change the aerodynamic characteristics of the blade (6); and a pitch actuator to change the pitch angle of the blade (6). The control device is configured to determine an idling mode or a self-sustaining mode of the wind turbine (1); so that if the idling mode or the self-sustaining mode is determined, the pitch actuator is controlled to set a predetermined pitch angle of the blade (6); and if the idling mode or the self-sustaining mode is determined, a target rotation speed of the rotor (4) is caused by variably controlling the adjustment actuator of the blade (6).

The water soaking mechanism for the steam boiler comprises a boiler body water tank and an air chamber, and the air chamber is fixedly installed on the top face of the boiler body water tank. The steam boiler has the advantages that the reducer pipe and the turbine are adopted, when the steam boiler works, the high-temperature smoke pipe is arranged in the boiler body water tank, water in the boiler body water tank is heated at high temperature, steam is formed by the water and then enters the bent pipe along the air inlet hopper, at the moment, the diameter of the section of the bent pipe is large, and when the steam passes through the reducer pipe, the pipe diameter of the other end of the reducer pipe is reduced; the steam flow speed is increased, so that the steam outlet flow speed of the steam inlet pipe is increased, the blowing efficiency of the turbine is improved, the rotating efficiency of the turbine is improved, the turbine drives the shaft rod and the stirring rod to rotate, water in the furnace body water tank is stirred, and the heat distribution uniformity is improved; the problem that friction loss is increased due to middle force transmission is solved, power output is direct and stable, the stirring efficiency is improved, and then the working efficiency is improved.

The invention relates to the technical field of spraying, in particular to a mechanical spraying device for surface treatment of optical lens metal fittings, which comprises a spraying case, and double doors are arranged at the bottom of the spraying case. The side, close to the double doors, of the spraying machine box is fixedly connected with a ventilation device, the inner wall of the side, away from the double doors, of the spraying machine box is slidably connected with a spraying head, the side, close to the double doors, of the spraying machine box is fixedly connected with an observation window, and the side, close to the double doors, of the spraying machine box is provided with a conveying device. A controller is fixedly connected to the side, away from the spraying machine box, of the observation window, and synchronous rotation of the uniform smearing disc and the movable rod is achieved through a transmission mechanism of the linkage rod and the cylindrical gear. In this way, it can be ensured that the uniform smearing disc can keep stable rotating speed and pressure while cleaning redundant coatings, and the uniformity and quality of sprayed paint are further improved.

The utility model discloses a dust collection and purification device for stone processing belongs to stone processing technical field, and its technical scheme main points include the platen, the top of platen is provided with dust extraction mechanism, dust extraction mechanism includes the collection box of shackle in platen top front side, the front side intercommunication of collection box has steel wire hose, the front side intercommunication of steel wire hose has dust extraction hopper, the inside of collection box is provided with dust collecting filter screen, the rear side intercommunication of collection box has the pipe, and this application is through setting dust extraction mechanism, and installs dust collecting filter screen before the suction fan, adopts the mode of pre-interception dust and collection, and the dust amount of effective reduction of entering the fan, this reduces the rotating resistance of fan blade because of adhering dust and increases, also maintains the stable rotating speed of fan, guarantees dust extraction efficiency, avoids the electrical element of fan to be contaminated by a large amount of dust, prolongs the service life of fan, and reduces the equipment maintenance cost.

The invention discloses a sock rolling device for sock production, and belongs to the technical field of sock production, the sock rolling device comprises two support frames, a plurality of connecting plates are arranged between the two support frames, dumping plates are hinged to the outer surfaces of the plurality of connecting plates, and fixing blocks are fixedly connected to the outer surfaces of the support frames. The combined design of a threaded rod and a moving block is adopted for the overturning assembly, a dumping plate is driven by a connecting rod to stably overturn, it is ensured that socks are not subjected to too large impact or damage in the overturning process, the integrity and attractiveness of the socks are guaranteed, the winding assembly drives a winding column to rotate through gear transmission, the socks are evenly and tightly wound, and the winding efficiency is improved. The problems of non-uniform tightness, irregular shape and the like possibly occurring in traditional manual winding are avoided, the overall quality of a product is improved, the overturning assembly drives a threaded rod to rotate through a motor and drives a moving block and a connecting rod to move, then overturning of a dumping plate is achieved, the overturning action is rapid, stable and accurate, and the overturning efficiency is improved.

The utility model relates to the technical field of tower tube segment pouring, and discloses a concrete tower tube segment movable pouring mechanism which comprises a first mold, a second mold is arranged on one side of the first mold, an arc-shaped plate is fixedly connected to one side of the second mold, and a connecting rod is rotationally connected to the arc-shaped plate. The bottom face of the arc-shaped plate is provided with a rotating mechanism for driving the connecting rod to reciprocate, the first mold and the second mold are provided with arc-shaped sliding grooves, sliding blocks are connected to the arc-shaped sliding grooves in a sliding mode, pouring assemblies are arranged on the sliding blocks, and the connecting rod is detachably connected with the pouring assemblies. And the hose can be automatically driven to move back and forth, so that manual back-and-forth pouring by workers is not needed, and meanwhile, pouring can be more uniform.

The present invention belongs to the field of mechanical processing technology, and in particular, relates to a pizza oven rotary cutting and inverting integrated device, including a workbench, a rotating support mechanism, a pressurizing and stabilizing mechanism, a material cutting mechanism, an end grinding mechanism, a bending pressurizing mechanism, and an inner side supporting mechanism. The present invention can realize the rapid and stable installation of the pizza oven, and provide a stable rotation speed, provide a stable support force for the subsequent rotary cutting and inverting work, realize the integrated control of rotary cutting, grinding and inverting work, effectively improve the processing efficiency, and can use the heat generated during the cutting and grinding work to heat the inverted bending position of the pizza oven, which can not only make the inverting bending work smoother, reduce the problem of deformation and wrinkles on the inverted bending part of the pizza oven, but also avoid the problem that the heat accumulation during the cutting and grinding process easily causes damage to the pizza oven and processing equipment, thereby affecting the service life.